CN216823370U - Shoe cage and shoe cage assembly for shoe washing machine - Google Patents

Abstract

The utility model discloses a shoe cage and a shoe cage assembly for a shoe washing machine, wherein the shoe cage comprises a cage-shaped frame body in a shoe-shaped appearance, and cleaning bulges for washing the surface of a shoe body are distributed on the inner wall of the frame body; a large number of cleaning holes for liquid to enter and exit are distributed on the frame body, and a movable fan for taking and placing shoes is arranged on the shoe cage. The shoe cage assembly comprises a fixed shaft plate which is used for being in transmission connection with the rotary driving structure and at least two shoe cages which are fixedly connected to the fixed shaft plate. The shoe cage is simple in structure and diversified in function; the shoe cage not only serves as a fixing mechanism of the shoe body, but also has the functions of cleaning and spin-drying after being matched with the rotating mechanism; the conventional brush structure is also omitted, the shoe upper is automatically brushed in the rotating process through the cleaning protrusions on the inner wall of the shoe cage, and the abrasion of the shoe upper in the cleaning process is effectively reduced.

Description

Shoe cage for shoe washing machine and shoe cage assembly

Technical Field

The utility model relates to a shoe washing equipment technical field especially relates to a shoe cage and shoe cage subassembly for shoe washing machine.

Background

Shoes and clothes are essential articles for daily trips of people, the technology development of the washing machine for washing the clothes is fast, the washing machines on the market are various in types at present, and the washing effect is good. The shoes are in contact with the environment, are easy to pollute and need to be cleaned regularly, but the cleaning difficulty is higher than that of clothes. In the traditional method, a shoe brush is used for brushing by hands, so that the efficiency is low, and the work of draining, spin-drying and the like is difficult to realize.

The existing shoe washing machine on the market also refers to the traditional cleaning mode, a hairbrush is arranged in the shoe washing machine, and the shoes are washed through the relative rotation of the hairbrush and the surfaces of the shoes. For example, the rotary shoe washer disclosed in the patent application No. CN91233252.2 comprises a support frame, a rotating shaft, a rotary disc, a shoe hanging rack, etc., wherein a shoe washing frame with brush hairs is mounted on the support frame, the shoe hanging rack comprises two rack bodies capable of moving relative to each other, when the shoe washer is put into a washing machine for washing, the rotary disc drives the shoe hanging rack to rotate, on one hand, the brush hairs on the shoe washing frame clean the front and back sides of the shoe, and on the other hand, the shoe hanging rack with brush hairs cleans the interior of the shoe. Also, for example, patent No. CN201120465256.1 discloses a novel shoe washing machine, in which at least two brushes are arranged on the inner side wall of the roller; the shoe cleaning device is also provided with a foot model brush which moves in the shoe and is used for washing the shoe, the surface of the foot model brush is provided with a hairbrush, and the shoe is cleaned through the hairbrush.

However, the above-mentioned shoe washing machines are liable to cause abrasion on the surface of the shoes during operation, and it is difficult to achieve the intended cleaning effect at a low working intensity. Moreover, a shoe body fixing mechanism and a spin-drying mechanism are additionally required, so that the device is complex in structure.

Therefore, the prior art has yet to be developed.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model provides a simple structure, not wearing and tearing shoes cage and shoes cage subassembly of vamp, this shoes cage is fixed behind the pivot of shoe washing machine, realizes the flexible washing to shoes through the inside friction of clean protruding pair of shoes surface in rotatory in-process.

In order to solve the above problems, the utility model provides a following technical scheme:

the utility model provides a shoe cage used on a shoe washing machine, which comprises a cage-shaped frame body which is in a hollow arrangement and takes a shoe-shaped appearance, and cleaning bulges used for washing the surface of a shoe body are distributed on the inner wall of the frame body; a large number of cleaning holes for liquid to enter and exit are distributed on the frame body; the shoe cage is provided with a movable fan for taking and placing shoes.

Preferably, one side of the movable fan is fixedly connected with the frame body or integrally formed, and the other side of the movable fan is detachably connected with a corresponding part of the frame body or the movable side of the other movable fan; the movable fan is arranged at the tail part, the head part or the side surface of the cage-shaped frame body.

Preferably, the detachable connection is splicing, clamping, screwing, magic tape type bonding and connecting through a zipper.

Preferably, the cleaning protrusions are flexible protrusion structures, and the shape of the cleaning protrusions is a nail shape or a rod shape; the cleaning protrusions are densely distributed on most of the inner wall of the cage-shaped frame body or all positions of the inner wall of the cage-shaped frame body.

Preferably, the cleaning protrusions in the cage-shaped frame are made of rubber or silica gel; the cage-shaped frame body is made of rubber, silica gel or nylon.

Preferably, the cage-shaped frame body mainly comprises a cage-shaped inner framework and an outer framework, wherein the inner surface of the cage-shaped inner framework is provided with cleaning protrusions, the outer framework is wrapped outside the inner framework, and the hardness of the outer framework is higher than that of the inner framework; the outer framework is clamped or screwed with the inner framework.

Preferably, the inner frame comprises an inner bottom plate, an inner side plate and an end plate, the side plate is integrally formed by a plurality of connecting strips which are arranged in a staggered mode, and a cleaning hole is formed between every two adjacent connecting strips.

Preferably, the movable fan is arranged at one end of the inner framework or the outer framework, and the movable side of the movable fan is clamped or screwed with the opposite side of the inner framework or the outer framework.

Preferably, be provided with the second fixture block that is used for fixed exoskeleton on the endoskeleton, the exoskeleton includes outer bottom plate and the outside portion of being connected with outer bottom plate, corresponds second fixture block setting matched with joint portion on the outside portion.

Preferably, the outer side portion is two pieces arranged on the left and right, a U-shaped clamping portion is formed at the top of the outer side portion, and the inner edge of the U-shaped clamping portion is clamped on the periphery of the second clamping block of the inner frame.

Preferably, the outer framework further comprises a head connecting part which is connected with the outer bottom plate and wraps the head of the inner framework; the structure of the outer skeleton is overlapped with the structure of the adjacent inner skeleton.

The utility model also provides a shoes cage subassembly, it includes a fixed axletree board and two at least aforementioned shoes cages of fixed connection on fixed axletree board.

Preferably, in the shoe cage assembly, the fixed shaft plate comprises a fixed shaft for transmission connection with the driving mechanism and connecting plates arranged at two sides of the fixed shaft, the connecting plates are fixedly connected with a bottom plate of the shoe cage, and the outer wall of the bottom of the shoe cage is provided with a positioning groove embedded with the fixed shaft plate; each group (namely two) of the shoe cages are respectively fixed at the two sides of the fixed shaft plate.

The utility model provides a shoes cage has following beneficial effect:

1. the shoe cage is simple in structure and diversified in functions: the shoe cage not only serves as a fixing mechanism of the shoe body, but also has the functions of cleaning and spin-drying after being matched with the rotating mechanism; the conventional brush structure is also omitted, the shoe upper is automatically brushed in the rotating process through the cleaning protrusions on the inner wall of the shoe cage, and the abrasion of the shoe upper in the cleaning process is effectively reduced.

2. The utility model provides a shoe cage's application scope is wide. Because the shoe cage allows the shoe to be put in to move in the cage-shaped frame to a certain extent (just the shoe and the inner wall of the cage-shaped frame move relatively to realize the cleaning of the vamp), the size of the shoe is not required to be just matched with the specification of the shoe cage. Therefore, the application range of the shoe cage is wide, and the specification of the shoe cage is suitable for the shoes with all conventional sizes.

Drawings

FIG. 1 is a schematic view showing a shoe cage according to example 1;

FIG. 2 is a schematic view of another cage of example 1;

FIG. 3 is a schematic view showing the construction of the shoe cage of example 2;

FIG. 4 is a cross-sectional view of the footwear cage of FIG. 3;

FIG. 5 is a perspective view of the exoskeleton of the shoe cage of example 2;

FIG. 6 is a schematic perspective view of another angle of the exoskeleton of the shoe cage of example 2;

FIG. 7 is a schematic view showing the structure of an inner frame of the shoe cage according to example 2;

FIG. 8 is a schematic structural view of the footwear cage assembly of example 3;

FIG. 9 is a schematic structural view of a fixed shaft plate according to one mode of implementation in example 3;

fig. 10 is a schematic structural view of a fixed shaft plate according to another implementation manner in embodiment 3.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. As used herein, the terms "vertical," "horizontal," "left," "right," "upper," "lower," "inner," "outer," "bottom," and the like are used in an orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings for convenience in describing the present invention and to simplify the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. Furthermore, the technical features mentioned in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

Example 1

A shoe cage for a shoe washing machine as shown in fig. 1-2, which comprises a cage-shaped frame body 1 with a shoe-shaped appearance, wherein cleaning protrusions 2 for washing the surface of a shoe body are densely distributed on the inner wall of the cage-shaped frame body; a large number of cleaning holes 3 for liquid to enter and exit are distributed in the frame body 1.

The cage-shaped frame body that the fretwork set up is formed by crisscross connecting strip integrated into one piece or fixed connection who distributes, encloses synthetic washing hole 3 between the adjacent connecting strip. The shape of the cleaning holes can be square, diamond, circle, triangle or any other shape. In other embodiments, the frame is not limited to the above-mentioned connecting strip. On one hand, the inner walls of the connecting strips for forming the frame body are used for arranging the cleaning protrusions, and on the other hand, the connecting strips which are arranged in a staggered mode are used for preventing the shoe bodies in the frame body from leaking out, so that the shoe bodies are stably limited in the cage-shaped frame body while being fully contacted with water or cleaning liquid entering from the outside.

Because the sole is dirtier, the cleaning difficulty of the sole is greater than that of the vamp, and preferably, the coverage proportion of the cleaning protrusions on the inner wall of the bottom surface (the side opposite to the sole) of the cage-shaped frame body is greater than that of the cleaning protrusions on the side wall of the cage-shaped frame body; or further, the density of the distribution of the cleaning protrusions on the inner wall of the bottom surface of the cage (the side opposite to the sole) is also greater than the density of the distribution of the cleaning protrusions on the side wall of the cage. The shoe cage can greatly improve the cleaning effect of the shoe cage on the sole. Preferably, the bottom surface of the cage is not provided with the washing holes 3, so that the coverage area of the cleaning protrusions on the bottom surface is maximized.

The during operation is fixed in the pivot of shoe washing machine washing intracavity with above-mentioned shoe cage, the shoes body of fixing in the shoe cage is under the drive of pivot, rotate along with the shoe cage together, at this in-process, the shoes body constantly rocks in the shoe cage, the cleanness in each position is protruding to fully scrub each position on shoes body surface at the in-process of rocking on the shoes cage inner wall, and wash the in-process of the washing water in washing intracavity in the continuous business turn over shoe cage washing hole, wash out the spot that comes down with the shoes body washing, and the detergent also can fully use on the shoes body in the shoe cage, improve the washing effect. In addition, after washing is finished, the shoe cage rotates at a high speed to spin shoes.

Therefore, the shoe cage is simple in structure and has multiple functions, not only serves as a fixing mechanism of the shoe body, but also has the functions of cleaning and spin-drying when being matched with the rotating mechanism, and the diversification of the functions is realized; still saved conventional brush structure, realized brushing to the vamp at the rotation in-process automatically through the clean protruding on the shoes cage inner wall, effectively reduced the wearing and tearing of cleaning in-process to the vamp.

In addition, the shoe cage allows the shoes to move in the frame body to a certain degree (the shoes and the inner walls of the shoe cage frame body move relatively to realize the cleaning of the vamps of the shoes), and the sizes of the shoes are not required to be matched with the specification of the shoe cage, so that the application range of the shoe cage is wide, and the specification of the shoe cage is suitable for the shoes with all conventional sizes.

On the basis, in order to further improve the convenience of the shoe body to be installed in the shoe cage, the following improved scheme is provided:

in one embodiment, the shoe cage is provided with a movable fan 4 which is convenient for loading or taking out the shoe body, one side (namely a fixed side) of the movable fan is fixedly connected with the frame body or integrally formed, and the other side (namely a movable side) of the movable fan is detachably connected with the corresponding part of the frame body. As shown in fig. 1, the movable fan 4 is disposed at the rear of the housing, and the outer side (i.e., the movable side) of the movable fan is engaged with the corresponding side of the housing. The shoes are put in or taken out by opening the movable fan; the shoes are limited in the shoe cage by closing the movable fan.

In other variants, the movable leaf of the shoe cage can be arranged at the head or at the side of the cage-shaped frame.

The detachable connection of the corresponding part of the movable fan and the frame body can also be splicing, screwing, magic tape type bonding except clamping and connecting through a zipper, and can also be connected through a clamp.

In another kind of embodiment, the quantity of activity fan is 2, and adjacent setting carries out the removable connection between the outside of two activity fans to the realization is to closing of shoe cage.

In another embodiment, as shown in fig. 2, the cage-shaped frame is formed by connecting two parts of a left frame and a right frame, one side of the left frame and one side of the right frame are connected together non-detachably (e.g. by bonding, integral molding or screwing), the movable side of the left frame and the movable side of the right frame which can be opened are connected detachably, and a joint F is formed at the joint. Specifically, the detachable connection is splicing, clamping, screwing, magic tape type bonding, connection through a zipper or a hoop, and the like (the connecting piece at the crack is omitted in fig. 2).

Preferably, in order to further reduce the wear on the shoe upper, the cleaning protrusions 2 in the shoe cage are flexible cleaning protrusions.

In order to realize the flexible arrangement of the cleaning protrusions, the cleaning protrusions in the cage-shaped frame are preferably made of rubber or silica gel. Preferably, the cage is also made of rubber or silicone. In order to improve the strength of the cage-shaped frame body, the structure of the cage-shaped frame body is more stable, the service life of the cage-shaped frame body is longer, and rubber or silica gel or nylon with higher hardness is adopted.

In this embodiment, the cleaning protrusions are in the shape of spikes or columns, and in other embodiments, the cleaning protrusions may be in any other shape that is convenient for cleaning.

The cleaning protrusions are densely distributed on more than half of the area of the inner wall of the cage-shaped frame body, and preferably distributed on all the area of the inner wall of the cage-shaped frame body; the distribution of the cleaning bulges on the inner wall of the frame body can be flexibly arranged. The cleaning protrusion and the inner wall of the frame body are vertically arranged or arranged at other angles. Because the angle between the cleaning protrusion and the inner wall of the frame body can be changed during work, the requirement on the angle of the cleaning protrusion is not high.

Example 2

As shown in fig. 3-7, the shoe cage provided by the embodiment is assembled by an inner layer structure and an outer layer structure, the cage-shaped frame body of the shoe cage comprises an inner frame 11 and an outer frame 12 wrapped outside the inner frame, and the hardness of the outer frame is higher than that of the inner frame; the outer framework is clamped or screwed with the inner framework; the inner surface of the inner framework is provided with cleaning protrusions 2. The inner wall of the outer framework is not provided with a bulge, or the inner side of the overlapped position of the outer framework and the inner framework is not provided with a cleaning protrusion.

In the embodiment, the inner frame and the cleaning protrusions integrally formed on the inner wall are made of rubber with certain elasticity and used for reducing the abrasion of the shoe cage on the shoes, and in addition, the inner frame is used for forming a basic cage-shaped structure; the outer framework is used for improving the overall structural strength of the shoe cage, so that the shoe cage is not easy to deform or damage, and the shoe cage is conveniently and stably fixed on other structures (such as the fixed shaft plate in the embodiment 3).

Preferably, as shown in fig. 7, the inner frame includes an inner bottom plate 11a, an inner side plate 11b and two end plates 11c, the side plates are integrally formed by a plurality of connecting strips arranged in a staggered manner, and the cleaning holes 3 are formed between the adjacent connecting strips.

In the preferred embodiment, the end plate at the tail of the inner frame forms a movable leaf 4, the movable side of which is clamped with the opposite side of the outer frame or the inner frame. Specifically, in this embodiment, as shown in fig. 8, a first locking hole 41 is formed on an outer side of the movable fan, and a first locking block 42 that is locked with the first locking hole is formed on an opposite side of the inner frame or the outer frame.

In other embodiments, the movable fan and the inner frame or the outer frame may be detachably connected as described above. In other embodiments, the fixed side of the movable fan 4 may also be disposed at one end of the outer frame, and the movable side of the movable fan is clamped (or detachably connected) with the opposite side of the inner frame or the outer frame.

In this embodiment, the movable fan is provided on the inner frame in accordance with various modifications of the movable fan in the cage of embodiment 1.

Preferably, in the shoe cage, the inner frame is provided with a second fixture block 11d for fixing the outer frame, and in this embodiment, the second fixture block is disposed at the top of the inner frame.

As shown in fig. 5-6, the outer frame 12 includes an outer bottom plate 12a and an outer side portion 12b connected to the outer bottom plate, and the outer side portion is provided with a clamping portion 12c corresponding to the second clamping block 11d and clamped to each other. Preferably, the outer side portions are two pieces arranged on the left and right, a U-shaped clamping portion is formed at the top of the outer side portions, and the inner edge of the U-shaped clamping portion is clamped on the periphery of the second clamping block of the inner frame. The inner edge of the U-shaped clamping part is also provided with other convex blocks for assisting in clamping and used for enhancing the connection between the clamping part 12c and the second clamping block. During the installation, fix the joint portion of two outside portions of outer skeleton respectively behind the corresponding second fixture block of inner frame, be about to inner frame and outer skeleton carry out fixed connection. In this embodiment, the outer portion is formed by connecting at least two reinforcing connecting strips.

In other embodiments, the outer side portion is integrally formed, and a fastening portion (e.g., a fastening hole) for fastening the second fastening block 11d is formed at the top thereof.

On the basis, in order to further enhance the connection stability of the inner skeleton and the outer skeleton, the outer skeleton further comprises a head connecting part 12d connected with the outer bottom plate 12a and used for wrapping the head part 11c of the inner skeleton.

In order to facilitate the hollow area maximization of the inner frame, the shielding of the outer frame to the cleaning hole of the inner frame is avoided, and the structure of the outer frame is overlapped with the structure of the adjacent inner frame.

Specifically, the outer surface of the head 11c of the inner framework is provided with a third clamping block 11e, the head connecting portion 12d of the outer framework is provided with a third clamping hole 12e, and the third clamping hole is in clamping fit with the third clamping block.

Example 3

As shown in fig. 8, the present embodiment provides a shoe cage assembly, which comprises a fixed axle plate 5 and at least two shoe cages fixedly connected to the fixed axle plate 5, wherein the outer wall of the bottom of the shoe cage is provided with a positioning groove 6 (shown in fig. 4) which is embedded with the fixed axle plate. The shoe cage adopts the structure of the embodiment 1 or 2.

In this embodiment, as shown in fig. 9, the fixed shaft plate includes a fixed shaft 51 for transmission connection with the driving mechanism, and connecting plates 52 disposed on both sides of the fixed shaft, and the connecting plates are fixedly connected with the bottom plate of the shoe cage (in this embodiment, screw connection is adopted). In this embodiment, two shoes cages are fixed respectively in the both sides of fixed axletree board, and two shoes cages can be the setting of crossing, also can be the symmetry setting. The arrangement can greatly reduce the volume of the shoe cage assembly, and the practicability is stronger.

In other embodiments, the fixed shaft plate of the shoe cage assembly is longer, as shown in fig. 10, a plurality of groups of shoe cages can be arranged along the axial direction of the fixed shaft plate, and when the shoe cage assembly is applied to a household shoe washing machine, the work efficiency of the shoe washing machine can be greatly improved, and the cleaning and the spin-drying of a plurality of pairs of shoes can be simultaneously completed.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separated, and it can be understood that equivalent substitutions or changes can be made by those skilled in the art according to the technical solution of the present invention and the concept of the present invention, and all such changes or substitutions should fall within the scope of the appended claims.

Claims (13)

1. A shoe cage for a shoe washing machine is characterized by comprising a cage-shaped frame body (1) which is in a shoe-shaped appearance and is arranged in a hollow way, wherein cleaning bulges (2) for washing the surface of a shoe body are densely distributed on the inner wall of the cage-shaped frame body; a plurality of cleaning holes (3) for liquid to enter and exit are distributed on the frame body (1), and a movable fan (4) for taking and placing shoes is arranged on the shoe cage.

2. The shoe cage of claim 1, wherein one side of the movable leaf is fixedly connected or integrally formed with the frame body, and the other side of the movable leaf is detachably connected with a corresponding portion of the frame body or the other side of the movable leaf is detachably connected with a movable side of another movable leaf; the movable fan is arranged at the tail part, the head part or the side surface of the cage-shaped frame body; the detachable connection is splicing, clamping, screwing, magic tape type bonding and is connected through a zipper.

3. The shoe cage according to claim 2, wherein a coverage ratio of the cleaning projections on the inner wall of the bottom surface of the cage body for placing the shoe sole is larger than a coverage ratio of the cleaning projections on the side wall of the cage body, or/and a density of the cleaning projections on the inner wall of the bottom surface of the cage body is higher than a density of the cleaning projections on the side wall of the cage body.

4. The shoe cage according to claim 1, characterized in that said cleaning protrusions (2) are of a flexible protrusion structure, the shape of which is spike-like or columnar; the cleaning protrusions are distributed on more than half of the inner wall area of the cage-shaped frame body.

5. The shoe cage of claim 1, wherein the cleaning protrusions in the cage-like frame are made of rubber or silicone; the cage-shaped frame body is made of rubber, silica gel or nylon.

6. The shoe cage according to claim 1, wherein said cage body is mainly composed of a cage-shaped inner frame (11) having cleaning protrusions (2) formed on an inner surface thereof and an outer frame (12) wrapped and connected to an outside of the inner frame, the outer frame having a higher hardness than the inner frame.

7. The shoe cage according to claim 6, wherein the inner frame comprises an inner bottom plate (11a), an inner side plate (11b) and an end plate (11c), the side plates being integrally formed by a plurality of alternately arranged connecting strips, and the cleaning holes (3) being formed between adjacent connecting strips.

8. The shoe cage according to claim 7, characterized in that the movable leaf (4) is arranged at one end or side of the inner frame or the outer frame, and the movable side of the movable leaf is clamped or screwed with the opposite side of the inner frame or the outer frame.

9. The shoe cage according to claim 7, wherein the inner frame is provided with at least one second fastening block (11d) for fastening the outer frame, the outer frame (12) comprises an outer bottom plate (12a) and an outer side portion (12b) connected with the outer bottom plate, and the outer side portion is provided with a corresponding fastening portion (12c) corresponding to the second fastening block.

10. The shoe cage of claim 9, wherein the outer side portion is formed into two pieces which are disposed at left and right sides, a U-shaped fastening portion is formed at a top portion of the outer side portion, and an inner edge of the U-shaped fastening portion is fastened to an outer periphery of the second fastening block of the inner frame.

11. The cage of claim 10, wherein the exoskeleton further comprises a head link (12d) for wrapping around the head of the exoskeleton, the head link (12d) being connected to the outer base plate; the structure of the outer framework is overlapped with the structure of the adjacent inner framework.

12. A shoe cage assembly, comprising a fixed axle plate (5) and at least two shoe cages as claimed in any of claims 1 to 11 fixedly connected to the fixed axle plate (5).

13. The shoe cage assembly according to claim 12, characterized in that the fixed shaft plate comprises a fixed shaft (51) for transmission connection with a rotary driving mechanism, and connecting plates (52) arranged at both sides of the fixed shaft, the connecting plates are fixedly connected with the bottom plate of the shoe cage, and the outer wall of the bottom of the shoe cage is provided with a positioning groove (6) embedded with the fixed shaft plate; a group of shoe cages are respectively fixed on both sides of the fixed shaft plate.

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