Lowering device

FIELD: rescue equipment, particularly for emergency lowering people or loads from tall objects.

SUBSTANCE: device has base with load fastening member and locking means for load lowering speed regulation secured to the base and cooperating with flexible member. The locking means is formed as rest and cam rotating around axis and having rotation lever connected thereto. Rest and cam are opposite one to another. Cam is provided with groove facing the rest. Device is also provided with limiter which prevents flexible member slipping during lowering operation and with rotary fixer having tooth installed to contact with arch-shaped groove. The groove is arranged in rotary fixer plane and bounded with rest. Angle of arch-shaped groove inclination is not less than cam stroke angle.

EFFECT: increased safety of lowering operation during device usage.

9 cl, 6 dwg

 

The invention relates to a device movement, such as descent people and goods from tall objects on a flexible element (rope or cable), and can be used in mountaineering, climbing, in the production of climbing, rescue and construction works, as well as individually and rescue remedy for evacuation from high-rise buildings many-Decker ships, etc.

Know the trigger device (refer to patent RF №32698, IPC And 62 In 1/14, publ. 27.09.2003, bull. No. 27), includes a base provided with means for securing cargo and fixed on the base means of the locking and adjusting the speed of descent in contact with the flexible element and including fixed on the basis of the focus. The means of locking and adjusting the speed of descent is equipped with an adjustable means for pressing the flexible element to the focus, while the rotary tool flexible pressing element is provided with an attached lever rotation. Rotary tool flexible pressing element may be in the form of a Cam fixed to the base by means of the axis, or in an eccentric fixed on the axis of the base. Rotary tool flexible pressing element is provided with a face groove. Emphasis is equipped with a face groove. The end surface of the groove is made wedge. The means of securing cargo made is in the form of holes on the base.

The disadvantages of the known devices are lack of safety because of the possibility of slipping of the flexible element from being pinched between the Cam and focus, the possibility of rotation of the Cam during the descent of the load due to wrong operation and insufficient rigidity of the base of the device.

Task and technical results of the invention is to eliminate this drawback.

This technical result is achieved in that the trigger device includes a base with a fastening element for cargo and fixed on the base means of the locking and adjusting the speed of descent of cargo in contact with the flexible element made in the form set opposite to each other of the stop and the pivot axis of the Cam and the attached lever rotation, the Cam provided facing the stop groove, according to the invention provided with a limiter slipping of the flexible element during the descent and the rotary retainer with a tooth that is installed with the possibility of contact with the arcuate recess of the Cam, which is located in the plane of the rotary latch and limited focus, the angle of the arc grooves selected not less than the angle of the stroke of the Cam.

In addition, a Cam provided with a cut along the chord on the side opposite to the working area is Olechka.

In addition, a base and a rotary latch of the stroke of the Cam is made in the form of plates, the planes of which are parallel to each other.

In addition, a fastening element for the goods is made in the form located at the bottom of the Foundation hole mount carbine, with the axis of the hole coincides with the axis of the flexible element in its loaded condition.

In addition, a fastening element for the goods is made in the form located at the bottom of the horizontal groove of the fixing belt load suspension, the midpoint of which coincides with the axis of the flexible element in its loaded condition.

In addition, the limiter slipping flexible element is mounted on the Cam.

In addition, the rotary latch of the stroke of the Cam has a check box next rotation.

In addition, the device is equipped with an l-shaped bracket rigidly fastened to the base, partially closing Cam and provided with a hole to accommodate the axis of the Cam.

In addition, the base is provided with a horizontal reinforcing rib.

In this field of technology unknown device having the whole set of declared essential features, therefore, the invention satisfies the criterion of "novelty".

The claimed device is illustrated in the drawings, in which figure 1 presents a front view of the trigger device,figure 2 - top view, figure 3 is a front view of the trigger device with a hole for attaching carabiner, figs.4, 5 - drawings base with holes for attaching the carabiner and belt, respectively, figure 6 - side view of the base with a horizontal reinforcing rib.

The trigger device comprises a base 1 mounted thereon a means of locking and adjusting the speed of descent of the goods, made in the form of opposed spaced relation to each other, the rotary Cam 2 and focus 3, flexible clamping element 4. The rotary Cam 2 is attached to the axis 5 and is provided with a lever turning 6 and cut along the chord 7. Based on 1 fixed rotary latch 8 with the possibility of contacting his tooth 9 with the arcuate recess 10 on the end surface of the Cam 2, limited by the stops 11 tooth 9. Cam 2 has a protrusion 12, limiting the slipping of the flexible element 4 from being pinched between the Cam 2 and focus 3 during operation of the device.

The base is provided with a hole 13 for fastening a belt or a hole 14 for mounting carabiner. The base 1 is equipped with a G-shaped strap 15, rigidly bonded with him and partially closing the Cam 2, and provided with a hole for the axis 5 of the Cam 2. Rotary latch 8 is attached to the axis 16. The basis provided in the upper part of the frame 17. Rotary latch of the stroke of the Cam vial equipped with ICOM 18 rotation.

The device operates as follows. When the emergency situation flexible element (wire rope) is rigidly attached (may be pre-attached to a stationary element of the building. The flexible element 4 is installed in the trigger device between slice 7 of the Cam 2 and focus 3 and the rotation of the lever rotation 6 of the Cam 2 is fixed in the groove between the Cam 2 and focus 3. To the hole 13 or 14 is attached carabiner with straps for descent or belt. The device is ready to work. When the loading device is samosoglasovannye flexible element between the Cam and focus. Rotary latch 8 limits the rotation of the Cam 2, preventing release of the flexible element.

The claimed device may be implemented with known technological methods.

1. The trigger device includes a base with a fastening element for cargo and fixed on the base means of the locking and adjusting the speed of descent of cargo in contact with the flexible element made in the form set opposite to each other of the stop and the pivot axis of the Cam and the attached lever rotation, the Cam provided facing the stop groove, characterized in that it is provided with a limiter slipping of the flexible element during the descent and the rotary retainer with a tooth set with possibly the TEW contact with the arcuate recess of the Cam, located in the plane of the rotary latch and limited focus, the angle of the arc of the recess is chosen not less than the angle of the stroke of the Cam.

2. A release device according to claim 1, characterized in that the Cam is equipped with a cut along the chord on the side opposite to the working area of the Cam.

3. A release device according to claim 2, characterized in that the base and the rotary latch of the stroke of the Cam is made in the form of plates, the planes of which are parallel to each other.

4. A release device according to claim 1, characterized in that the fastening element of the goods made in the form located at the bottom of the Foundation hole mount carbine, with the axis of the hole coincides with the axis of the flexible element in its loaded condition.

5. A release device according to claim 1, characterized in that the fastening element of the goods made in the form located at the bottom of the horizontal groove of the fixing belt load suspension, the midpoint of which coincides with the axis of the flexible element in its loaded condition.

6. A release device according to claim 1, characterized in that the limiter slipping flexible element is mounted on the Cam.

7. A release device according to claim 1, characterized in that the rotary latch of the stroke of the Cam has a check box next rotation.

8. A release device according to claim 1, characterized in that the base of the s is equipped with a Y-shaped strap, rigidly bonded with him, partially closing Cam and provided with a hole to accommodate the axis of the Cam.

9. A release device according to any one of claims 1 to 8, characterized in that the substrate is provided with a horizontal reinforcing rib.



 

Same patents:

FIELD: rescuing equipment.

SUBSTANCE: device has netted bracket suspended to air-borne vehicle and having two hollow rimming rings. Upper ring has annular handrail, lower one comprises cross-piece and bottom made of metal net. Upper ring is formed of duralumin and has inner volume providing device floatability. Lower ring is made of stainless steel. Two ears are secured to cross-piece center and have orifices for blasting pin. Upper and lower rings are pivotally connected to posts formed of plates made of spring steel. Posts are connected one to another by rope bridges. Lower ring is attached to transition connection member by ropes for suspending sealed container with means emitting intermittent sound and light signals and to connect rope with loop for suspending device by hook of air-borne vehicle winch. Connection member provides plate suspension and has orifice for blasting pin.

EFFECT: reduced time of load delivering to people subjected to an accident.

2 cl, 6 dwg

FIELD: rescuing equipment.

SUBSTANCE: device has rescuing cable having fastening device for securing people to be rescued thereto. Fastening device is made as pieces of cable having lesser diameter. Lower ends of cable pieces are fixedly connected to rescuing cable through couplings, upper ones are connected to the cable through couplings movably connected to rescuing cable. Lower ends are attached to the cable through short couplings, upper ends are connected to the cable through long ones. Pieces of cable having lesser diameter are provided with protective jackets made of reinforced heat-resistance threads with sleeving made of twisted basalt fiber. Short couplings are made of metal, long ones are formed of elastic material. Air-tight container with means emitting intermittent sound and light signals is connected to lower end of rescuing cable. Loop for suspending device by hook of air-borne vehicle winch is connected to upper end of rescuing cable.

EFFECT: increased efficiency.

3 cl, 8 dwg

FIELD: life saving equipment, particularly for rescuing people from water surface.

SUBSTANCE: complex comprises air-borne vehicle with rescuing cable having fastening device for securing people to be rescued thereto. Fastening device is made as pieces of cable having lesser diameter. Lower ends of cable pieces are fixedly connected to rescuing cable, upper ends thereof are secured to elongated sleeves movably connected to rescuing cable. Rescuing cable is wound on reel secured to frame inside air-borne vehicle. Reel is driven with winch through gearing. Complex also has transparent inflatable rubber balloons secured to necks provided with safety hooks engaging loops of elongated sleeves connected to rescuing cable. Balloon necks are made as two containers connected one to another by threaded connection through transition member having threads on both ends thereof. One container is air-tight, filled with compressed air and has thin diaphragm. The second container has dry electric power source and light bulb with socket having longitudinal groove. Transition member comprises needle with inner channel for diaphragm piercing.

EFFECT: increased efficiency of people rescuing.

3 cl, 9 dwg

FIELD: life-saving equipment, particularly for rescuing people from ablaze multi-story buildings.

SUBSTANCE: device includes pulley having body and lid. Embedded into body and lid is reel with flexible member connected thereto by one end and wound round the reel. Reel is secured to body and lid by means of fixed pins and hinges. Device also has rotary reel actuator and braking means adapted to perform operative control of reel torque. Connected to another flexible means end is safety hook. When rope unwinds from reel braking means actuates braking drum built in reel, two semi-rings located inside braking drum and cooperating with it, an joint pin and adjusting screw. Device is also provided with bandage secured to pulley body or to safety hook by shock. Shock has orifice formed as groove and is made of antifriction material. Device also includes automatic brake. The latter includes wedges, rotary disc installed in pulley body and cooperating with wedges by orifice edge, and pressing disc. Braking drum includes splines. Outer wedge surface is rounded and has radius equal to that or rotary disc orifice. Sides defining wedge have different lengths. Rotary reel actuator may rotate only in one direction.

EFFECT: increased reliability.

2 cl, 7 dwg

FIELD: rescue equipment, in particular, apparatus for urgent descending of people in extreme situations.

SUBSTANCE: apparatus has carrier casing with member for connecting to individual to be descended, power-type descending speed regulator comprising power block embraced with cable, rotary lever and sliding friction member. Carrier casing is made in the form of semi-circle adapted for arrangement in vertical plane and is equipped with slots for passage of cable through cavities thereof, and handle. Power block embraced with cable is rigidly fixed on rotary lever positioned for angular displacement relative to axis, arrangement along generatrix of cylindrical surface of carrier casing, and is equipped with self-braking screw-type descending mechanism. Descending mechanism has power screw with flywheel positioned at one end and semi-spherical member arranged at other end of power screw for contacting with semi-spherical receptacle at end of rotary lever, and threaded opening made in carrier casing wall and extending perpendicular to descending direction.

EFFECT: simplified construction and increased safety of descending of individual.

2 cl, 3 dwg

The invention relates to the field of lifting and transport machinery, namely, devices for emergency escape of personnel to high-rise buildings, structures, tower cranes

Rescue rope // 2232611

Rescue device // 2226414

The invention relates to aviation and can be used for evacuation of people in distress to come off the ice in the mountains, wilderness, on the roofs of high buildings, the fire, on the Islands of firm ground when mudflows and floods etc

FIELD: rescue equipment, in particular, apparatus for urgent descending of people in extreme situations.

SUBSTANCE: apparatus has carrier casing with member for connecting to individual to be descended, power-type descending speed regulator comprising power block embraced with cable, rotary lever and sliding friction member. Carrier casing is made in the form of semi-circle adapted for arrangement in vertical plane and is equipped with slots for passage of cable through cavities thereof, and handle. Power block embraced with cable is rigidly fixed on rotary lever positioned for angular displacement relative to axis, arrangement along generatrix of cylindrical surface of carrier casing, and is equipped with self-braking screw-type descending mechanism. Descending mechanism has power screw with flywheel positioned at one end and semi-spherical member arranged at other end of power screw for contacting with semi-spherical receptacle at end of rotary lever, and threaded opening made in carrier casing wall and extending perpendicular to descending direction.

EFFECT: simplified construction and increased safety of descending of individual.

2 cl, 3 dwg

FIELD: life-saving equipment, particularly for rescuing people from ablaze multi-story buildings.

SUBSTANCE: device includes pulley having body and lid. Embedded into body and lid is reel with flexible member connected thereto by one end and wound round the reel. Reel is secured to body and lid by means of fixed pins and hinges. Device also has rotary reel actuator and braking means adapted to perform operative control of reel torque. Connected to another flexible means end is safety hook. When rope unwinds from reel braking means actuates braking drum built in reel, two semi-rings located inside braking drum and cooperating with it, an joint pin and adjusting screw. Device is also provided with bandage secured to pulley body or to safety hook by shock. Shock has orifice formed as groove and is made of antifriction material. Device also includes automatic brake. The latter includes wedges, rotary disc installed in pulley body and cooperating with wedges by orifice edge, and pressing disc. Braking drum includes splines. Outer wedge surface is rounded and has radius equal to that or rotary disc orifice. Sides defining wedge have different lengths. Rotary reel actuator may rotate only in one direction.

EFFECT: increased reliability.

2 cl, 7 dwg

FIELD: life saving equipment, particularly for rescuing people from water surface.

SUBSTANCE: complex comprises air-borne vehicle with rescuing cable having fastening device for securing people to be rescued thereto. Fastening device is made as pieces of cable having lesser diameter. Lower ends of cable pieces are fixedly connected to rescuing cable, upper ends thereof are secured to elongated sleeves movably connected to rescuing cable. Rescuing cable is wound on reel secured to frame inside air-borne vehicle. Reel is driven with winch through gearing. Complex also has transparent inflatable rubber balloons secured to necks provided with safety hooks engaging loops of elongated sleeves connected to rescuing cable. Balloon necks are made as two containers connected one to another by threaded connection through transition member having threads on both ends thereof. One container is air-tight, filled with compressed air and has thin diaphragm. The second container has dry electric power source and light bulb with socket having longitudinal groove. Transition member comprises needle with inner channel for diaphragm piercing.

EFFECT: increased efficiency of people rescuing.

3 cl, 9 dwg

FIELD: rescuing equipment.

SUBSTANCE: device has rescuing cable having fastening device for securing people to be rescued thereto. Fastening device is made as pieces of cable having lesser diameter. Lower ends of cable pieces are fixedly connected to rescuing cable through couplings, upper ones are connected to the cable through couplings movably connected to rescuing cable. Lower ends are attached to the cable through short couplings, upper ends are connected to the cable through long ones. Pieces of cable having lesser diameter are provided with protective jackets made of reinforced heat-resistance threads with sleeving made of twisted basalt fiber. Short couplings are made of metal, long ones are formed of elastic material. Air-tight container with means emitting intermittent sound and light signals is connected to lower end of rescuing cable. Loop for suspending device by hook of air-borne vehicle winch is connected to upper end of rescuing cable.

EFFECT: increased efficiency.

3 cl, 8 dwg

FIELD: rescuing equipment.

SUBSTANCE: device has netted bracket suspended to air-borne vehicle and having two hollow rimming rings. Upper ring has annular handrail, lower one comprises cross-piece and bottom made of metal net. Upper ring is formed of duralumin and has inner volume providing device floatability. Lower ring is made of stainless steel. Two ears are secured to cross-piece center and have orifices for blasting pin. Upper and lower rings are pivotally connected to posts formed of plates made of spring steel. Posts are connected one to another by rope bridges. Lower ring is attached to transition connection member by ropes for suspending sealed container with means emitting intermittent sound and light signals and to connect rope with loop for suspending device by hook of air-borne vehicle winch. Connection member provides plate suspension and has orifice for blasting pin.

EFFECT: reduced time of load delivering to people subjected to an accident.

2 cl, 6 dwg

Lowering device // 2261741

FIELD: rescue equipment, particularly for emergency lowering people or loads from tall objects.

SUBSTANCE: device has base with load fastening member and locking means for load lowering speed regulation secured to the base and cooperating with flexible member. The locking means is formed as rest and cam rotating around axis and having rotation lever connected thereto. Rest and cam are opposite one to another. Cam is provided with groove facing the rest. Device is also provided with limiter which prevents flexible member slipping during lowering operation and with rotary fixer having tooth installed to contact with arch-shaped groove. The groove is arranged in rotary fixer plane and bounded with rest. Angle of arch-shaped groove inclination is not less than cam stroke angle.

EFFECT: increased safety of lowering operation during device usage.

9 cl, 6 dwg

FIELD: fire fighting equipment.

SUBSTANCE: invention is used in fire fighting and rescuing operation for lifting firemen and fire fighting facilities and evacuation of humans from building and structures in emergency. Proposed device contains vehicle with outriggers, lifting-and-slewing device mounted on vehicle frame, set of telescopic sections installed on lifting-and-slewing device and mechanism for telescoping the sections. Working stage is mounted on front end face of end section, and cap is installed on guides of telescopic sections. Device is furnished also with cab lifting mechanism made in form of wire rope reeved sheaves installed on cab skeleton and on front end face of end section. One end of wire rope is secured on drum of cab lifting mechanism, and the other, on balancing drum which is connected with drum of section telescopic mechanism through gear train. Bottom of cab is furnished with opening hatch for securing emergency evacuation sleeve.

EFFECT: improved safety at fire fighting and rescuing.

8 dwg

FIELD: rescue equipment, particularly to evacuate people from multistory buildings in emergency.

SUBSTANCE: device comprises composite body with drum provided with rope and braking mechanism arranged in the body. Braking mechanism comprises gear ring having odd number of projections formed on inner drum rim, wedge-like double-armed pendulum, pendulum guides and members adapted to prevent resilient rebounding of pendulum in its extreme positions. The pendulum may reciprocate into the guides.

EFFECT: increased breaking reliability and simplified device structure.

2 dwg

FIELD: rescue equipment for helicopter cargo hoisting system.

SUBSTANCE: proposed rescue system includes cylindrical container, container retainers mounted on helicopter, winch and communication facilities for rescuers. Container has doorway and swivel panels with cone-shaped members at the ends. Rope of winch is secured to top of cone-shaped member of container. Container is provided with ballast weight mounted on side opposite to doorway. Helicopter is provided with instrument for measuring the mass and sensor engageable with winch rope; indicator of mass measuring device is mounted in pilot cabin. Rescue system is provided with rope cutter for release of container in an emergency.

EFFECT: enhanced reliability due to control of loading the container.

2 cl, 5 dwg

FIELD: rescue equipment, particularly equipment for emergency people group evacuation from elevated location.

SUBSTANCE: device comprises evacuation capsule provided with parachute and guiding means arranged at an angle one to another and adapted to support the capsule. The evacuation capsule has door openings, seats, seat safety belts, air bags and windows. The capsule also has self-braking system. Part of capsule bottom is made as anchoring plate, which may be removed from the capsule and lowered by ropes. In concordance with the second embodiment the capsule is provided with winch to pull ropes, which connect the capsule with the anchoring plate. In the third embodiment the device also has winch with pulls ropes connecting the capsule with the anchoring panel. In another embodiment device comprises air sleeve secured to guiding ropes and connected with evacuation capsule from the first end and with fan from the second end thereof. During fan operation the capsule moves out by filling the sleeve with air. The evacuation capsule, air sleeve and fan are installed in land-based structure. The capsule is provided with parachute and self-braking system. Methods of emergency evacuation from elevated locations and from television tower with the use of above device are also disclosed.

EFFECT: increased efficiency of emergency large people group evacuation.

10 cl, 11 dwg

Up!