The executive body of the mountain harvester

 

The invention relates to mining machinery and can be used in the construction of mining machinery, using irrigation in the process. The Executive body of the mountain harvester includes a bolt, having a housing, a shaft mounted on the shaft by means of the drive sleeve cutting crown with the water distribution chamber and canals, is rigidly connected with the housing sealing power device having a seal ring, the seal elements, holes, and power channel. Sealing power device is located on the drive sleeve coaxial with it and provided with two movable covers interconnected by a threaded connection so that they can move towards each other. The elements of the seal established between the movable lids and are separated by a focus ring sealing clip with a radial hole which connects power to the channel with the longitudinal bore of the drive sleeve within the water distribution chamber cutting crown. The elements of the seal gland packing made and interact with movable lids and ring fence sealing clip. This embodiment can simplify the design, reduce tradizionali by increasing the tightness of the sealing power of the device. 2 Il.

The invention relates to the field of mining engineering and can be used in the construction of mining machinery, using irrigation in the process.

A device for supplying pressurized fluid to the rotating part of the machine, the EPO patent (EP) application 0106834, CL E 21 C 7/08, 35/22, containing outlet electric head, axial underwater hole, which is included in the distribution chamber, radial included in the distribution chamber channels appropriate to the exhaust holes on the periphery of the rotating electric head. Distributing chamber has a closed end side of the chamber located centrally in the axial hole. To the annular chamber offset in the axial direction of the hole adjacent at least two radial holes passing in opposite directions. On the fixed casing annular electric head is mounted tightly.

The disadvantage of this design is its complexity due to the large number of constituents, as well as the complexity in manufacturing requires a lot of work, especially in the manufacture of long holes.

mbina selective action, A. C. 1346822, MKI 4 E 21 F 5/04, E 21 C 35/22 containing power sleeve, the Executive body with the water distribution cavity and the inlet channel for the injectors mounted on the cutting crown of the Executive body. A device for creating a water curtain is made in the form of two rings fixed bushings in the bearings, with the end bore in the form of a truncated cone.

Moreover, rings and bearings are placed concentric with the longitudinal axis of the Executive body and the surface of the fixing rings in the bearings - spherical. Nearest to the crown of the movable ring is made in contact with the stationary ring with tangential slots with a concave wall outlet, and the fixed ring has videotraining visor.

The disadvantage of this technical solution is the design complexity, containing a large number of complex components. In addition, to create the tightness device contains a large number uplotnyaya elements, sealing many components. Because of this considerably reduces the reliability of the integrity of the site during operation and increases the likelihood of water ingress to the Executive body.

The purpose of this izobreteniia organ mountain harvester during operation by increasing the tightness of the sealing power of the device.

In a well-known Executive body of the mountain harvester containing an arrow, having a housing, a shaft mounted on the shaft by means of the drive sleeve cutting crown with the water distribution chamber and canals, is rigidly connected with the housing sealing power device having a seal ring, the seal elements, holes, and power channel, the sealing power device is located in the drive sleeve coaxial with it and provided with two movable covers interconnected by a threaded connection so that they can move towards each other, with the elements of the seal established between the movable lids and are separated by a focus ring sealing clip with a radial hole, connecting power to the channel with the longitudinal bore of the drive sleeve within the water distribution chamber cutting crowns, and the elements of the seal gland packing made and interact with movable lids and ring fence sealing clip.

Comparison of the claimed Executive authority of the mountain harvester prototype allows to make a conclusion about the absence in the latter of signs, similar to the distinctive p is located on the drive sleeve coaxial with it and provided with two movable covers, interconnected by a threaded connection so that they can move towards each other.

The elements of the seal established between the movable lids and are separated by a focus ring sealing clip with a radial hole which connects power to the channel with the longitudinal bore of the drive sleeve within the water distribution chamber cutting crowns.

The elements of the seal gland packing made and interact with movable lids and ring fence sealing clip.

The set of features of the proposed technical solution is different from the prototype and known analogues and should not be explicitly studied the prior art, therefore, the authors believe that the object is new and involves an inventive step. The invention involves an inventive step and due to the fact that the combination of characteristics, namely: sealing power device is located on the drive sleeve coaxial with it and provided with two movable covers interconnected by a threaded connection vozmozhnostyu move towards each other; the elements of the seal established between the movable lids and are separated by a ring fence platnium and, within the distribution chamber cutting crown; the elements of the seal gland packing made and interact with movable lids and ring fence sealing clip, solve the task of the invention: "simplify the design and increase the reliability of the Executive body of the mining machine in the process of operation by increasing the tightness of the sealing power devices.

These characteristics are related to each other so that when the removal of one of them disappears produced by the invention of the technical result. The invention also represents a step in the development of technology and is a progressive, because it allows one to simplify the design, reduce labor costs for manufacturing and to improve the reliability of the Executive body of the mining machine in the process of operation by increasing the tightness of the sealing power of the device.

The Executive body of the mountain harvester, which claimed the invention may find wide application in the mining sector and other sectors of the economy, i.e., is an industry-relevant technical solution.

The achievement of the technical result, when the work of the Executive OOI sleeve coaxial with it and provided with two movable covers, interconnected by a threaded connection so that they can move towards each other.

This solution allows to move the sealing power of the device beyond the cutter drive mining combine, simplify the design, to make sealing system adjustable, thereby to increase the tightness of the sealing power of the device.

The elements of the seal established between the movable lids and are separated by a focus ring sealing clip with a radial hole which connects power to the channel with the longitudinal bore of the drive sleeve within the distribution chamber cutting crowns.

This design makes it possible to locate the sealing elements between moving and stationary parts on both sides of the radial holes and thereby to provide a seal at the junction of the sealing clip with the drive sleeve. In addition, the location of the longitudinal holes in the drive sleeve allows the flow of water over a short path, thereby to leave a more lengthy holes, such as water flow through the shaft. Also, this solution provides a supply of water, using the lowest coliti seal gland packing made and interact with movable lids and ring fence sealing clip.

This solution allows to avoid expensive special sealing elements, use the stuffing box with the ability to preload its movable covers to provide the necessary tightness during operation and wear of the stuffing box.

The essence of the invention is illustrated the accompanying drawings. In the drawings shown: Fig. 1 - limit the cross-section of the Executive body; Fig. 2 - sealing power of the device in section.

The Executive body contains (Fig. 1, 2) bolt 1 having a housing 2, a shaft 3, mounted on the shaft 3 through the drive sleeve 4 cutting crown 5 with the water distribution chamber 6 and channels 7, rigidly connected with the housing 2 sealing power device 8 having a sealing ring 9, the elements of the seal 10, the holes 11 and power channel 12, the sealing power device 8 is located on the drive sleeve 4 coaxially with it and provided with two movable covers 13, connected by a threaded connection 14 can be moved towards each other, moreover, the elements of the seal 10 is installed between the movable lid 13 and are separated by a focus ring 15 seal holder 9 with radial ofspecially chamber 6 of the tool 5 crowns, moreover, the elements of the seal 10 is made stuffing box packing and interact with movable lids 13 and annular stop 15 seal holder 9.

The work of the Executive body of the mountain harvester is as follows (Fig. 1, 2): switch on the Executive body of the mountain harvester, through the shaft 3 rotate with the drive sleeve 4 is cutting the crown. At the same time water is pumped for irrigation in the power channel 12, then the water enters the sealing power device 8, rigidly connected with the housing 2 and through a radial hole 16 is fed in the longitudinal hole 17 of the drive sleeve 4. Then the water through the holes 11 enters the distribution chamber 6 of the tool 5 crowns and on the scale of 7 cutting crown 5 is supplied to the irrigation incisors.

Power sealing device 8 of its sealing ferrule 9 and the elements of the seal 10 made in the form of stuffing box seals the connection of the drive sleeve 4 to rotate together with the shaft 3 and the seal holder 9, is rigidly connected with the housing 2. As wear of the elements of the seal 10 and the occurrence of a leak produce a tightening of the threaded connection 14 to move podvijnyh on the one hand, on the other storeys elements of the seal 10 communicate with the annular stop 15 seal holder 9, is the preload of the seal elements for rotating the drive sleeve 4, thereby improving the sealing of this connection.

We offer Executive body of the mountain harvester due to the location of the sealing power of the device on the drive sleeve and supply him with two movable covers, interconnected threaded connection with sealing elements made stuffing box packing, between the covers, can simplify the design, reduce labor costs in manufacturing, and to increase the reliability of the Executive body of the mining machine in the process of operation by increasing the tightness of the sealing power of the device.

Claims

The Executive body of the mountain harvester containing an arrow, having a housing, a shaft mounted on the shaft by means of the drive sleeve cutting crown with the water distribution chamber and canals, is rigidly connected with the housing sealing power device having a seal ring, the seal elements, holes, and power channel, distinguish the two movable covers, interconnected by a threaded connection so that they can move towards each other, with the elements of the seal established between the movable lids and are separated by a focus ring sealing clip with a radial hole which connects power to the channel with the longitudinal bore of the drive sleeve within the water distribution chamber cutting crowns, and the elements of the seal gland packing made and interact with movable lids and ring fence sealing clip.

 

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