Working leg and domestic mixer of submersible type equipped with such working leg

FIELD: personal use articles.

SUBSTANCE: invention relates to technical area of domestic mixers of submersible type and relates to a working leg, comprising protective bell, covering detachable rotary tool. Specified tool is rotated by means of engine installed in casing. Tool is fixed to gripping part, where it is installed with the possibility of rotation, at the same time gripping part is stopped in rotation by a protective bell, when tool is installed on working leg.

EFFECT: invention provides for improved safety of rotary tool manipulation.

9 cl, 9 dwg

 

The present invention relates to the technical field of household mixers submersible type and relates, in particular, working legs containing protective bell, closing removable rotary tool.

Such working legs is well known and widely used. They are connected to the housing containing the motor and the cylindrical rack, the lower part of which contains a bell, closing the working tool fixedly connected with the shaft, the upper end of which is connected to the output shaft of the engine. Driven in rotation at high speed tool dipped in intended for cooking food, and it produces grinding, mixing, beating, etc.

To facilitate cleaning and, if necessary, to use different types of tools, as is known, the cutting tool install on removable shaft working the legs, thus disconnecting the tool is carried out manually without any special devices. In the patent EP 0607507 disclosed, for example, a decision according to which the cutting tool is fixed on the drive shaft by means of the elastic tongue and separat locking pin extending into the groove made on the clutch tool.

However, the disadvantage of this device is the insecurity of the operation of the setting tool, in particular when the tool is very sharp because the user is forced to directly manipulate the tool with your fingers, that can lead to injury.

The present invention is intended to eliminate these drawbacks and to propose a working leg, which increases the security of the manipulation of the rotating tool, in particular, for its connection with the working leg. The present invention also invited the working leg is characterized by simplicity of mounting a rotating tool.

In connection with this object of the present invention is the working leg containing protective bell, closing removable rotating the tool while the tool is driven by a motor mounted in the housing, characterized in that the tool is connected to the gripping part on which it is mounted for rotation, while gripping the item is now in the rotation of the protective bell, when the tool is mounted on the working leg.

The advantage of this distinctive characteristic is the ability to manipulate the tool by means of a gripping part that remains stationary after the tool is placed within the protective bell.

According to another distinctive feature of the present invention, the tool is fixed with the possibility of separation at the working leg by means of a gripping part, with gripping detail fastening elements, interacting with e what elements of an appropriate form performed on the surface of the bell.

The advantage of this distinctive characteristic is the ability to easily mount rotary tool.

According to another distinctive feature of the present invention, the gripping part is essentially reproduces the shape of the surface of the bell.

This distinctive feature allows a perfect integration of capture details in the protective bell, when the tool is mounted on the working leg.

According to another distinctive feature of the present invention, the gripping part provides peripheral protection rotary tool.

The advantage of this distinctive feature is a security enhancement manipulation tool.

According to another distinctive feature of the present invention, the gripping part has a Cup shape, the shape of the protective bell working legs.

According to another distinctive feature of the present invention, the fastening elements are in the form of elastic reeds, interacting with the holes of the protective bell.

According to another distinctive feature of the present invention, the fastening elements are in the form of two are against each other elastic reeds, containing the tides coming in the holes of the appropriate forms of protection to the of local, in this case, both the elastic latch can be unlocked by clicking on the above tide on the outside of the bell.

The object of the present invention is an electrical device, comprising a housing, closing the electric motor, characterized in that the device includes the above-described working leg.

The object of the present invention is also a tool designed for installation above the working leg, characterized in that the instrument still connected to the gripping part on which it is mounted for rotation.

Other objectives, features and advantages of the present invention will be more apparent from the following description of the private option, its implementation presents as a non-restrictive example, with reference to the accompanying drawings, in which:

figure 1 depicts a side view of a household mixer, a working leg, according to a private variant of implementation of the present invention;

figure 2 is a view in isometric of the working leg, shown in figure 1, without rotating tool;

figure 3 is a view similar to figure 2, with the tool mounted on the working leg;

4 is a view in longitudinal section on a plane passing through two deblokiruyuschee buttons, working the legs, shown in figure 1;

5 is a top view of bradauskas the tool with a protective bell;

6 is a view of a rotary tool with a protective bell in section along the line VI-VI of figure 5;

figa-7C depict other types of rotary tools that can be installed on the working leg is shown in figure 1.

In the drawings, showing only those elements that contribute to the disclosure of the invention. To facilitate consideration of the drawings, the same elements are denoted by the same positions in all the figures.

Figure 1 shows a household mixer, comprising a housing 100, in a known manner closing the engine 101, schematically shown by the dashed line in the figure. The engine 101 is located along the longitudinal axis of the housing 100 and includes an output shaft, equipped with a rotary actuator 102 through a hole made in the bottom of the housing 100.

At the bottom of the housing 100 is installed, Rethimno or narashima, the working leg 1 containing tubular rack 10, preferably made of stainless steel, with tubular strut includes an upper part containing the fitting, ensuring the installation of the working leg 1 on the housing 100.

The lower part of the leg contains protective bell 11, the closing working tool 2, such as a rotating knife, driven in rotation by the shaft 13, which is located inside the tubular rack 10 and the upper end of which is connected with the rotating is MSA actuator 102 of the housing 100.

Protective bell 11 contains the lower edge 11A made twisting around the longitudinal axis of the working leg so that when viewed from the side of the protective bell 11 contains the petals, alternating with carved parts. The petals of the protective bell 11 contain the side holes 12 in the form of a bean, providing circulation of products during the use of the mixer.

In particular, according to the invention, the working tool 2 still connected to the gripping part 20 for manipulating tool 2 without touching the cutting parts, while the working tool 2 is mounted for rotation relative to the gripping part 20.

As shown in figure 2, the gripping part 20 preferably has the form of a Cup, covering the tool 2 and is fixed on the surface of the bell 11.

Preferably, the Cup 20 had the size and shape providing its going down inside the protective bell 11, and reproduces the shape of the last, and the Cup 20 provides peripheral protection of the working tool 2, when the tool is removed from the working leg 1.

Preferably the Cup 20 is made of a plastic material or of metal, such as stainless steel, and it contains the elongated hole 21, a similar elongated holes 12 of the protective bell 11 and located opposite them, when ASCO 20 is inserted into the protective bell 11.

Preferably the Cup 20 will be equipped with two elastic tabs 22 cut in the wall of the Cup 20 and located essentially in the longitudinal direction, and these two elastic lever 22 contain the free end containing round burst 22A entering into a round hole 14 made in the wall of the protective bell 11, as shown in figure 3. Thus, the Cup 20 is now at the going down of the tides 22A in the hole 14 due to the elastic recoil of the efforts of the levers 22, and can be easily removed from the protective bell 11 by clicking on the tides 22A, which thus function as deblokiruyuschee buttons.

As shown in Fig.4-6, the shaft 13 of the working leg is placed into rotation by a bearing 15 mounted in the lower end of the tubular rack 10, and a working tool 2 includes a hollow hub 23, which enters the actuator 16, is screwed on the lower end of the shaft 13. Preferably, the actuator 16 includes a spiral groove 16A communicating with the grooves 23A, made in the hub 23 to bring the rotation of the tool 2.

The hub 23 is stationary connected to the Cup 20 and is now in the forward movement of the two shoulder 24, which are arranged on both sides of the Central aperture of the Cup 20, the edges of which are closed by the sleeve 25 made of a material that promotes sliding, such as stainless steel.

The advantages of the om working legs is it can easily be used with different types of tools, with each tool 2 can be connected with the Cup, identical to the above described Cup, or with a special Cup that is optimized to work with the tool 2. Indeed, the presence of a gripping Cup 20 allows to adapt the throughput cross section of the holes 12 of the protective bell 11 depending on the tool 2. Thus, to get the best efficiency of the tool 2, the Cup 20 may contain a portion that is located opposite the elongated holes 20, partially or completely covering the hole, as shown respectively figa and 7b.

For example, the tool shown in figa equipped with a cutting blade, allowing you to grind products, and the tool shown in fig.7b made in the form of a disk containing a circular hole, and is intended, in particular, for the preparation of mayonnaise or batter for pancakes. Finally, the instrument shown figs, allows you to chop ice or nutmeg, hazelnut, etc.

Finally, the Cup 20 restricts the mixing chamber around the rotating tool 2, the form of which is determined by the shape of the inner wall of the Cup 20 and which can be adapted to the respective tool 2. Thus, the shape of the Cup may vary from one instrument to another and mo is no, for example, to contain special ribs on its inner surface.

The advantage of this rotary tool fixedly connected to the gripper Cup, is that it can easily and quickly be installed and removed with working legs, without using any special tools. In particular, the presence of the Cup, covering the rotating tool greatly facilitates the retention of the tool and allows you to set or clear the tool, without risking injury to your fingers.

The present invention is by no means the case is not limited to the described and shown in the figures of the embodiment, which is presented only as an example. You can make changes, in particular with regard to the design of the various elements or replacement of technical equivalents, without departing from the scope of the legal protection of inventions.

So, not shown in the figures embodiment, the shape of the gripping part may differ from the shape of the protective bell, and in some places it can come with a bell in contact.

In another not shown embodiment, the gripping part can only be performed from one or more gripping tongues elastically latched or not latched on the protective bell.

In an embodiment, the working hour can the be still connected to the housing, closing the engine.

1. The working leg (1)containing protective bell (11), closing removable rotary tool (2), driven in rotation by the motor installed in the housing (100), characterized in that the tool (2) is connected to the gripping part (20)on which it is mounted for rotation, with the gripping part (20) is now in the rotation of the protective bell (11)when the tool (2) establish the working leg (1).

2. The working leg (1) according to claim 1, characterized in that the tool (2) Rethimno fixed on the working leg (1) using the aforementioned gripping part (20), these gripping part (20) includes fastening elements (22), interacting with elements (14) the corresponding shape made on the surface of the bell (11).

3. The working leg according to any one of claims 1 and 2, characterized in that the gripping part (20)essentially reproduces the shape of the surface of the bell (11).

4. The working leg according to any one of claims 1 to 3, characterized in that the gripping part (20) provides peripheral protection rotary tool (2).

5. The working leg according to any one of claims 1 to 4, characterized in that the gripping part (20) has a Cup shape, the shape of the protective bell (11) working legs (1).

6. The working leg according to any one of claim 2 to 5, characterized in that the said fastening elements made in the form of elastic is Sychkov (22), interacting with holes (14) of the protective bell.

7. The working leg according to claim 6, characterized in that the fastening elements are in the form of two are against each other elastic reeds (22)containing the tides (22A)extending into the holes (14) of the appropriate form of protective bell (11), both the elastic tongue (22) can be unlocked by clicking on the above tidal (22A) on the outside of the bell.

8. Electrical device, comprising a housing (100), closing the electric motor, characterized in that the said device contains a working leg (1) according to any one of claims 1 to 7.

9. Tool (2), intended for installation on the working leg (1) according to any one of claims 1 to 7, characterized in that said tool (2) still connected to the gripping part (20)on which it is mounted for rotation.



 

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