Anti-loosening retainer structure

Abstract

The utility model relates to the technical field of bearings, in particular to an anti-loosening retainer structure which comprises a retainer body, and an anti-loosening mechanism is arranged in the retainer body. The anti-disengaging mechanism comprises a rotating shaft rotationally connected to the interior of the retainer body, a positioning pin is slidably connected to the center of the interior of the rotating shaft, a clamping block is fixedly connected to the outer wall of the positioning pin and located in the retainer body, and a fixing pin is slidably connected to the position, away from the positioning pin, of the outer wall of the clamping block. A volute spiral spring is fixedly connected to the outer wall of the rotating shaft and located in the retainer body, an anti-disengaging block is fixedly connected to the outer wall of the rotating shaft and located outside the retainer body, and a traction rope is fixedly connected to the outer wall of the positioning pin and located outside the rotating shaft. The retainer body is prevented from falling off by utilizing the anti-falling mechanism in the device, so that the problem that the existing retainer slides in the bearing and is easy to loosen is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to bearing technical field, concretely is a kind of cage structure of anti-loosening. BACKGROUND

[0002] Cage is the bearing part for wrapping rolling body and moving with it in bearing, but the existing cage still has shortcomings, specifically: the existing cage will slide in bearing, and it is easy to loosen.

[0003] Therefore, a kind of cage structure of anti-loosening is needed to solve the problems raised in the above background. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of cage structure of anti-loosening to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of cage structure of anti-loosening, including cage body, the inside of the cage body is provided with anti-loosening mechanism;

[0007] The anti-loosening mechanism includes the rotating shaft rotationally connected in the inside of cage body, the inside center of the rotating shaft is slidably connected with positioning pin, the outer wall of the positioning pin and in the inside of cage body is fixedly connected with clamping block, the outer wall of the clamping block and in the position away from positioning pin is slidably connected with fixed pin, the outer wall of the rotating shaft and in the inside of cage body is fixedly connected with volute spring, the outer wall of the rotating shaft and in the outside of cage body is fixedly connected with anti-loosening block, the outer wall of the positioning pin and in the outside of rotating shaft is fixedly connected with traction rope.

[0008] As the preferred scheme of the utility model, the cage body is made of aluminum alloy, the anti-loosening mechanism is provided with four groups, and the four groups of anti-loosening mechanism are distributed in the cage body in cross shape.

[0009] As the preferred scheme of the utility model, the clamping block, positioning pin and fixed pin are all made of ABS plastic, the rotating shaft penetrates and extends to the outside of cage body, and the connection mode of the positioning pin, clamping block and cage body is all sliding connection.

[0010] As the preferred scheme of the utility model, the positioning pin and anti-loosening block are all made of aluminum alloy, the clamping block is designed as concave shape structure, and the connection mode of the volute spring, fixed pin and cage body is all fixed connection.

[0011] As the preferred scheme of the utility model, the positioning pin penetrates and extends to the outside of rotating shaft, and the rotating shaft, positioning pin, clamping block, fixed pin and anti-loosening block are all provided with two groups.

[0012] As the preferred scheme of the utility model, the anti-off block is designed in rectangular structure, and the traction rope is made of nylon rope.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] 1、the utility model discloses a kind of anti-loosening retainer structures, prevent the retainer body from falling off using the anti-off mechanism in the device, install the retainer body in bearing, pull traction rope, traction rope is driven to the outward movement of clamping block by positioning pin, the outward movement of clamping block is separated from fixed pin, clamping block and positioning pin no longer jam the rotating shaft, volute spring is driven to rotate by rotating shaft Anti-off block, rotating anti-off block will jam bearing shell, so as to clamp the retainer body in bearing, the retainer body is not easy to fall off from inside bearing shell, solve the problem that the existing retainer can slide in bearing, easy to loosen. DETAILED DESCRIPTION

[0015] Fig. 1 It is the three-dimensional structure schematic diagram of the utility model;

[0016] Fig. 2 It is the three-dimensional structure schematic diagram of the anti-off mechanism of the utility model;

[0017] Fig. 3 It is the three-dimensional structure explosion schematic diagram of the anti-off mechanism of the utility model.

[0018] In the drawing: 1, retainer body;2, anti-off mechanism;201, rotating shaft;202, positioning pin;203, clamping block;204, fixed pin;205, volute spring;206, anti-off block;207, traction rope. DETAILED DESCRIPTION

[0019] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments, based on the embodiments in the utility model, all other embodiments obtained by ordinary skilled in the art without doing creative work belong to the scope of protection of the utility model.

[0020] In order to facilitate understanding of the utility model, the utility model will be described more fully with reference to relevant drawings, several embodiments of the utility model are given, but the utility model can be realized in many different forms, and is not limited to the embodiments described in this paper, on the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0021] It is to be understood that where an element such as a layer, region or substrate is described as being "on" another element, it can be directly on the other element or intervening elements can also be present. Where an element such as a layer, region or substrate is described as being "connected" to another element, it can be directly connected to the other element or intervening elements can also be present. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of this application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises", "comprising", "including", and "having", as used herein, are specifically intended to be construed as open-ended terms (i.e., the terms do not allow for exclusion of any additional elements).

[0022] Unless otherwise defined, 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 application belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of this application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises", "comprising", "including", and "having", as used herein, are specifically intended to be construed as open-ended terms (i.e., the terms do not allow for exclusion of any additional elements).

[0023] Embodiments, please refer to Figs. 1-3 The utility model provides a technical scheme:

[0024] A kind of anti-loosening retainer structure, including retainer body 1, the inside of retainer body 1 is provided with anti-off mechanism 2;

[0025] Wherein retainer body 1 is made of aluminum alloy, anti-off mechanism 2 is provided with four groups, and four groups of anti-off mechanism 2 are distributed in retainer body 1 in cross shape;

[0026] In this embodiment, referring to Fig. 2 And Fig. 3 Anti-off mechanism 2 includes rotating shaft 201 connected in the inside of retainer body 1, the inside center of rotating shaft 201 is slidably connected with positioning pin 202, the outer wall of positioning pin 202 and in the inside of retainer body 1 is fixedly connected with clamping block 203, the outer wall of clamping block 203 and in the position away from positioning pin 202 is slidably connected with fixed pin 204, the outer wall of rotating shaft 201 and in the inside of retainer body 1 is fixedly connected with scroll spring 205, the outer wall of rotating shaft 201 and in the outside of retainer body 1 is fixedly connected with anti-off block 206, the outer wall of positioning pin 202 and in the outside of rotating shaft 201 is fixedly connected with traction rope 207;

[0027] The connecting mode of the positioning pin 202, the clamping block 203 and the retainer body 1 is sliding connection, the positioning pin 202 and the anti-falling block 206 are made of aluminum alloy, the clamping block 203 is designed in a concave shape, the connecting mode of the volute spring 205, the fixed pin 204 and the retainer body 1 is fixed connection, the positioning pin 202 penetrates and extends to the outside of the rotating shaft 201, the rotating shaft 201, the positioning pin 202, the clamping block 203, the fixed pin 204 and the anti-falling block 206 are provided with two groups, the anti-falling block 206 is designed in a rectangular structure, the traction rope 207 is made of nylon rope, the traction rope 207 drives the clamping block 203 to move outward through the positioning pin 202, the outward moving clamping block 203 is separated from the fixed pin 204, the clamping block 203 and the positioning pin 202 no longer clamp the rotating shaft 201, the volute spring 205 drives the anti-falling block 206 to rotate through the rotating shaft 201, the rotating anti-falling block 206 will clamp the bearing shell, so that the retainer body 1 is clamped in the bearing, and the retainer body 1 is not easy to fall off from the inside of the bearing shell.

[0028] The working process of the utility model: when using the anti-loose retainer structure designed by the scheme, the retainer body 1 is installed in the bearing, the traction rope 207 is pulled, the traction rope 207 drives the clamping block 203 to move outward through the positioning pin 202, the outward moving clamping block 203 is separated from the fixed pin 204, the clamping block 203 and the positioning pin 202 no longer clamp the rotating shaft 201, the volute spring 205 drives the anti-falling block 206 to rotate through the rotating shaft 201, the rotating anti-falling block 206 will clamp the bearing shell, so that the retainer body 1 is clamped in the bearing, and the retainer body 1 is not easy to fall off from the inside of the bearing shell.

[0029] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A caged structure for preventing loosening, comprising a cage body (1), characterized by: The inside of the holder body (1) is provided with an anti-off mechanism (2); The anti-off mechanism (2) comprises a rotating shaft (201) rotatably connected in the holder body (1), a positioning pin (202) slidably connected at the inside center of the rotating shaft (201), a clamping block (203) fixedly connected to the outer wall of the positioning pin (202) and in the holder body (1), a fixing pin (204) slidably connected to the outer wall of the clamping block (203) and away from the positioning pin (202), a volute spring (205) fixedly connected to the outer wall of the rotating shaft (201) and in the holder body (1), an anti-off block (206) fixedly connected to the outer wall of the rotating shaft (201) and outside the holder body (1), and a traction rope (207) fixedly connected to the outer wall of the positioning pin (202) and outside the rotating shaft (201).

2. The anti-loosening retainer structure according to claim 1, characterized by: The holder body (1) is made of aluminum alloy, the anti-off mechanism (2) is provided with four groups, and the four groups of anti-off mechanisms (2) are distributed in a cross shape in the holder body (1).

3. The anti-loosening retainer structure according to claim 1, characterized by: The clamping block (203), the positioning pin (202) and the fixing pin (204) are all made of ABS plastic, the rotating shaft (201) penetrates and extends out of the holder body (1), and the positioning pin (202) and the clamping block (203) are both slidably connected to the holder body (1).

4. The anti-loosening retainer structure according to claim 1, characterized by: The positioning pin (202) and the anti-off block (206) are both made of aluminum alloy, the clamping block (203) is designed in a concave shape, and the volute spring (205) and the fixing pin (204) are both fixedly connected to the holder body (1).

5. The anti-loosening cage structure according to claim 1, wherein: The positioning pin (202) penetrates and extends out of the rotating shaft (201), and the rotating shaft (201), the positioning pin (202), the clamping block (203), the fixing pin (204) and the anti-off block (206) are all provided with two groups.

6. The anti-loosening retainer structure according to claim 1, characterized by: The anti-off block (206) is designed in a rectangular structure, and the traction rope (207) is made of nylon rope.

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