Anti-falling bearing roller

Abstract

The utility model discloses an anti-drop bearing roller, and relates to the technical field of bearing rollers, the anti-drop bearing roller comprises a bearing outer sleeve, the inside of the bearing outer sleeve is slidably connected with a main body, the surface of the main body is fixedly connected with a shaft core, the inside of the bearing outer sleeve is slidably connected with a sliding rod, and the sliding rod is fixedly connected with the shaft core. Two sliding grooves are formed in the surface of the sliding rod, limiting grooves are formed in the inner walls of the two sliding grooves, the limiting grooves are obliquely formed, a second clamping rod is slidably connected to the interior of one sliding groove, and the surface of the second clamping rod is slidably connected with the interior of the bearing outer sleeve. And a cover plate and a bearing outer sleeve are fixed, so that a sliding rod slides to drive a limiting groove, a second clamping rod is inserted into an annular groove, the rotating main body is positioned, the situation that the main body is loosened in the process of rotating along with the shaft core is avoided, the equipment is protected, and the service life of the equipment is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to bearing roller technical field, especially in a kind of bearing roller of preventing. BACKGROUND

[0002] Refrigerator is a kind of refrigeration equipment that keeps constant low temperature, it is also a kind of civil product that keeps constant low temperature state of food or other goods, 1910 the first compression type refrigeration household refrigerator in the world was born in the United States. 1925 Sweden Lido Company developed household absorption refrigerator. 1927 General Electric Company of the United States developed fully enclosed refrigerator. 1930 air-cooled continuous diffusion absorption refrigerator with different heating mode was put on the market.

[0003] In the process of refrigerator door production and use, damper is used to limit the opening and closing of refrigerator cabinet door, and the damper is composed of bearing roller, the main structure inside the existing bearing roller will appear the activity due to long time rotating friction in the process of long time use, so as to cause the bearing roller to appear loose, which affects the use of bearing roller, and further affects the use of damper, therefore, a kind of bearing roller of preventing is proposed to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at at least solving one of the technical problems existing in the prior art, and provides a kind of bearing roller of preventing, which can solve the problems in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of bearing roller of preventing, including bearing cover, the inside sliding connection of bearing cover has main body, the surface of main body is fixedly connected with shaft core, the inside sliding connection of bearing cover has sliding rod, the surface of sliding rod is equipped with two sliding grooves, the inner wall of two sliding grooves is equipped with limit groove, the limit groove is inclinedly arranged, the inside sliding connection of one of sliding groove has second clamping rod, the surface of second clamping rod is slidably connected with the inside of bearing cover, the surface of second clamping rod is slidably connected with the inner wall of limit groove.

[0006] Preferably, the surface of the main body is provided with a ring groove, and the ring groove corresponds to the second clamping rod.

[0007] Preferably, the surface of the second clamping rod is embedded with a ball, and the ball is in contact with the inner wall of the ring groove.

[0008] Preferably, the outer part of the bearing cover is provided with a cover plate, the surface of the cover plate is fixedly connected with a fixed block, the inside of the fixed block is rotatably connected with a screw rod, the inside of the bearing cover is provided with a threaded groove, and the threaded groove corresponds to the screw rod.

[0009] Preferably, the surface of the sliding rod is fixedly connected with a fixed plate, and the surface of the cover plate is provided with a placing groove corresponding to the fixed plate.

[0010] Preferably, the inside of the bearing sleeve is slidably connected with a first clamping rod, the first clamping rod is slidably connected with the inner wall of the sliding groove away from the second clamping rod, and the first clamping rod is slidably connected with a limiting groove in the inside of the adjacent sliding groove.

[0011] Preferably, the surface of the shaft core is movably sleeved with a dust cover, the surface of the dust cover is provided with a clamping groove corresponding to the first clamping rod.

[0012] Preferably, the surface of the dust cover is fixedly connected with a rubber pad, and the rubber pad is in contact with the inside of the bearing sleeve.

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

[0014] 1. The anti-loose bearing roller is fixed by the cover plate and the bearing sleeve, the sliding rod slides to drive the limiting groove, the second clamping rod is inserted into the ring groove, the rotating main body is positioned, the loosening of the main body during rotation of the shaft core is avoided, the equipment is protected, and the service life of the equipment is prolonged.

[0015] 2. The anti-loose bearing roller is slid by the sliding rod, the first clamping rod is slid under stress, the first clamping rod is inserted into the corresponding clamping groove, the limiting and fixing of the dust cover are completed, the loosening and falling of the dust cover due to rotation of the shaft core during long-term use is avoided, and the use effect of the device is further improved. DETAILED DESCRIPTION

[0016] The utility model is further described below in combination with the drawings and examples:

[0017] Figure 1 It is a structural schematic view of the bearing sleeve of the utility model;

[0018] Figure 2 It is a position schematic view of the sliding rod of the utility model;

[0019] Figure 3 It is a structural schematic view of the inside of the bearing sleeve of the utility model;

[0020] Figure 4 It is an enlarged structural schematic view of A in the utility model; Figure 3

[0021] Figure 5 It is an enlarged structural schematic view of B in the utility model; Figure 3

[0022] ​​Figure 6 It is surface structure schematic view of the second clamping rod of the utility model;

[0023] Figure 7 It is surface structure schematic view of the cover plate of the utility model.

[0024] The drawings show that the utility model discloses a bearing roller, which comprises a bearing sleeve 1, a main body 6 slidably connected in the bearing sleeve 1, an axle core 2 fixedly connected to the surface of the main body 6, a sliding rod 9 slidably connected in the bearing sleeve 1, two sliding grooves 10 formed in the surface of the sliding rod 9, a limiting groove 11 formed in the inner wall of each of the two sliding grooves 10, a second clamping rod 14 slidably connected in one of the two sliding grooves 10, the surface of the second clamping rod 14 slidably connected with the bearing sleeve 1 and the limiting groove 11, the surface of the second clamping rod 14 slidably connected with the inner wall of the limiting groove 11, so that the sliding rod 9 is driven to move when the sliding rod 9 slides, the limiting groove 11 on the sliding groove 10 is pressed against the surface of the second clamping rod 14, the second clamping rod 14 is forced to slide, a ring groove 15 formed in the surface of the main body 6 and corresponding to the second clamping rod 14. DETAILED DESCRIPTION

[0025] This part will describe the specific embodiments of the utility model in detail, and the preferred embodiments of the utility model are shown in the drawings, and the drawings are used to supplement the description of the text part in the form of graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.

[0026] Please refer to Figures 1-7 The utility model provides a kind of technical scheme: a bearing roller of preventing, it includes bearing sleeve 1, the inside of bearing sleeve 1 is slidably connected with main body 6, the surface of main body 6 is fixedly connected with axle core 2, the inside of bearing sleeve 1 is slidably connected with sliding rod 9, the surface of sliding rod 9 is equipped with two sliding grooves 10, the inner wall of two sliding grooves 10 is all equipped with limiting groove 11, limiting groove 11 is arranged in the form of inclination, the inside of one of the two sliding grooves 10 is slidably connected with second clamping rod 14, the surface of second clamping rod 14 is slidably connected with the inside of bearing sleeve 1, the surface of second clamping rod 14 is slidably connected with the inner wall of limiting groove 11, so that by the setting of limiting groove 11 inclination, when sliding rod 9 slides, sliding rod 9 drives sliding groove 10 to move, so that limiting groove 11 on sliding groove 10 is extruded to the surface of second clamping rod 14, so that second clamping rod 14 is forced to slide, the surface of main body 6 is equipped with ring groove 15, ring groove 15 corresponds with second clamping rod 14.

[0027] The surface of second clamping rod 14 is embedded with ball 16, ball 16 is in contact with the inner wall of ring groove 15, by the setting of ball 16, the friction of second clamping rod 14 with the inner wall of ring groove 15 when sliding is reduced, so as to reduce the abrasion of device.

[0028] The outside of bearing sleeve 1 is provided with cover plate 3, the surface of cover plate 3 is fixedly connected with fixed block 4, the inside of fixed block 4 is rotatably connected with screw 5, the inside of bearing sleeve 1 is equipped with screw groove 7, screw groove 7 corresponds with screw 5, by rotating screw 5, screw 5 is inserted into the inside of screw groove 7, and the fixation of cover plate 3 is completed.

[0029] The surface of the sliding rod 9 is fixedly connected with the fixed plate 8, the surface of the cover plate 3 is provided with a placing groove 17, the placing groove 17 corresponds to the fixed plate 8, so that when the cover plate 3 is fixed with the bearing sleeve 1, the cover plate 3 covers the fixed plate 8, the fixed plate 8 pushes the sliding rod 9, and the fixed plate 8 is inserted into the placing groove 17, avoiding affecting the cover of the cover plate 3, and the fixed plate 8 protruding from the bearing sleeve 1 facilitates the later pulling of the sliding rod 9.

[0030] The inside of the bearing sleeve 1 is slidably connected with a first clamping rod 12, the first clamping rod 12 is slidably connected with the inner wall of the sliding groove 10 away from the second clamping rod 14, the first clamping rod 12 is slidably connected with the limiting groove 11 in the adjacent sliding groove 10, the surface of the shaft core 2 movably sleeves the dust cover 18, the surface of the dust cover 18 is provided with a clamping groove 13, and the clamping groove 13 corresponds to the first clamping rod 12.

[0031] The surface of the dust cover 18 is fixedly connected with a rubber pad, the rubber pad is in contact with the inside of the bearing sleeve 1, the gap between the dust cover 18 and the bearing sleeve 1 is filled by the rubber pad, and the sealing effect of the device is further improved.

[0032] Working principle: when the device is closed, the shaft core 2 and the main body 6 are inserted into the inside of the bearing sleeve 1, then the staff closes the bottom of the bearing sleeve 1 by the cover plate 3, then the screw rod 5 is inserted into the inside of the threaded groove 7 by rotating the screw rod 5, so that the bearing sleeve 1 is fixed with the cover plate 3.

[0033] When the cover plate 3 is fixed with the bearing sleeve 1, the cover plate 3 pushes the fixed plate 8, the fixed plate 8 pushes the sliding rod 9, at this time the sliding rod 9 is inserted into the inside of the bearing sleeve 1, and the protruding fixed plate 8 is inserted into the inside of the placing groove 17, and the sliding of the sliding rod 9 drives the limiting groove 11 corresponding to the second clamping rod 14, so that the second clamping rod 14 is slidably inserted into the ring groove 15 under stress, and the second clamping rod 14 cooperates with the setting of the ball 16 to reduce the friction of the main body 6, so that the sliding of the sliding rod 9 drives the limiting groove 11, so that the second clamping rod 14 is inserted into the ring groove 15 to position the rotating main body 6, thereby protecting the equipment.

[0034] When the sliding rod 9 slides, the first clamping rod 12 is driven by the corresponding limiting groove 11, so that the first clamping rod 12 is slidably inserted into the corresponding clamping groove 13 under stress, thereby completing the limiting and fixing of the dust cover 18, preventing the dust cover 18 from loosening and falling off due to the rotation of the shaft core 2.

[0035] The utility model embodiment makes the detailed explanation in combination with the drawing, but the utility model is not limited to the above -mentioned embodiment, still can make various changes in the knowledge range of ordinary skill in the art person who has possessed under the premise of not departing from the utility model tenet.

Claims

1. A bearing roller against falling, comprising a bearing outer sleeve (1), characterized in that: The inner part of the bearing sleeve (1) is slidably connected with a main body (6), the surface of the main body (6) is fixedly connected with a shaft core (2), the inner part of the bearing sleeve (1) is slidably connected with a sliding rod (9), the surface of the sliding rod (9) is provided with two sliding grooves (10), the inner walls of the two sliding grooves (10) are both provided with limiting grooves (11), the limiting grooves (11) are arranged in an inclined manner, the inner part of one of the sliding grooves (10) is slidably connected with a second clamping rod (14), the surface of the second clamping rod (14) is slidably connected with the inner part of the bearing sleeve (1), and the surface of the second clamping rod (14) is slidably connected with the inner wall of the limiting groove (11).

2. The anti-drop bearing roller according to claim 1, wherein: The surface of the main body (6) is provided with an annular groove (15), and the annular groove (15) corresponds to the second clamping rod (14).

3. The anti-drop bearing roller of claim 2, wherein: The surface of the second clamping rod (14) is inlaid with a ball (16), and the ball (16) is in contact with the inner wall of the annular groove (15).

4. The anti-drop bearing roller of claim 3, wherein: The outer part of the bearing sleeve (1) is provided with a cover plate (3), the surface of the cover plate (3) is fixedly connected with a fixed block (4), the inner part of the fixed block (4) is rotatably connected with a screw rod (5), the inner part of the bearing sleeve (1) is provided with a threaded groove (7), and the threaded groove (7) corresponds to the screw rod (5).

5. The anti-drop bearing roller of claim 4, wherein: The surface of the sliding rod (9) is fixedly connected with a fixed plate (8), the surface of the cover plate (3) is provided with a placing groove (17), and the placing groove (17) corresponds to the fixed plate (8).

6. A retention bearing roller as defined in claim 5, wherein: The inner part of the bearing sleeve (1) is slidably connected with a first clamping rod (12), the first clamping rod (12) is slidably connected with the inner wall of the sliding groove (10) away from the second clamping rod (14), and the first clamping rod (12) is slidably connected with the limiting groove (11) in the inner part of the adjacent sliding groove (10).

7. A retention bearing roller as defined in claim 6, wherein: The surface of the shaft core (2) is movably sleeved with a dust cover (18), the surface of the dust cover (18) is provided with a clamping groove (13), and the clamping groove (13) corresponds to the first clamping rod (12).

8. The anti-drop bearing roller of claim 7, wherein: The surface of the dust cover (18) is fixedly connected with a rubber pad, and the rubber pad is in contact with the inner part of the bearing sleeve (1).

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