Ball sliding rail with limiting structure

Abstract

The utility model relates to the technical field of ball sliding rails, and discloses a ball sliding rail with a limiting structure, which comprises a cabinet body and a drawer inserted into an inner cavity of the cabinet body in a sliding manner, and the drawer is inserted into the inner cavity of the cabinet body through mutual matching of a U-shaped plate, a rectangular groove, a movable block, a rolling wheel, a limiting block, a limiting groove, a ball A and a ball B. The drawer can be guided and limited to move, the rolling wheels can reduce the pressure on the balls A and the balls B when the drawer slides, the bearing capacity of the drawer is reduced, the service life of the drawer is prolonged, and in addition, the guide grooves A, the moving grooves A, the guide grooves B, the guide wheels A and the moving grooves B can assist in supporting and guiding the drawer to move. And through mutual cooperation of a rectangular block, a special-shaped block, a special-shaped clamping block, a guide block and a telescopic spring, the drawer and the cabinet body can be clamped and fixed, and the use stability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of ball slides, in particular to a ball slide with a limiting structure. Background Technique

[0002] A slide rail, also known as a guide rail, is widely used in furniture such as cabinets and boxes in furniture, and is a hardware connecting component for the movement of drawers, cabinet panels, etc. inside. Slide rails can be divided into roller type, ball type, gear type, etc. Among them, the ball type slide rail is the most common one. Ball slide rails are often used in furniture such as drawers, and are deeply loved by people for their convenient installation and space-saving features.

[0003] The existing ball type slide rails are usually installed on both sides or the bottom of the drawer. When storing heavy objects, the balls inside are easily damaged under the influence of gravity, and at the same time, they are also easily offset, thus reducing the service life of the ball type slide rail and increasing the use cost.

[0004] Therefore, we propose a ball slide with a limiting structure to solve the problems raised above. Content of the Utility Model

[0005] The purpose of the utility model is to provide a ball slide with a limiting structure to solve the problems raised in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A ball slide with a limiting structure, including a cabinet body and a drawer slidably inserted into the inner cavity of the cabinet body. A sealing plate is fixedly installed on one side of the drawer, and clamping components are respectively installed on the upper and lower sides of one side of the sealing plate. A plurality of rolling components are fixedly installed at equal intervals on one side of the bottom of the drawer. The rolling component includes a U-shaped plate arranged at the front lower side of one side of the bottom of the drawer and a movable block arranged in the inner cavity of the U-shaped plate. The top of the movable block is fixedly installed on the bottom of the drawer. Limiting blocks are respectively fixedly installed on the front and rear sides of the bottom of the movable block, and limiting grooves are respectively opened on the front and rear sides of the bottom of the inner cavity of the U-shaped plate. The bottom parts of the limiting blocks respectively extend into the inner cavities of the limiting grooves. Rolling grooves A are respectively opened between the limiting blocks and the limiting grooves, and ball bearings A are respectively arranged in the inner cavities of the rolling grooves A. Rolling grooves B are respectively opened between the front and rear sides of the inner side of the U-shaped plate and the movable block, and ball bearings B are respectively arranged in the inner cavities of the rolling grooves B.

[0007] Preferably, a pull handle is fixedly installed at the middle part of the outer side of the sealing plate.

[0008] Preferably, a groove is formed in the inner side of the inner cavity of the cabinet, and a buffer pad is fixedly installed on the inner wall of the groove cavity. The buffer pad is arranged in a fitting manner with the drawer. Guide grooves A are respectively formed at the top and bottom of the inner cavity of the cabinet, and moving grooves A are respectively formed on the inner sides of the guide groove A cavities. Guide wheels A are respectively movably installed on the inner sides of the guide groove A cavities.

[0009] Preferably, guide wheels B are respectively movably installed on one sides of the top and bottom of the drawer, and the guide wheels B are respectively slidably installed in the inner cavities of the moving grooves A. Guide grooves B are respectively formed on the front and rear sides of the top and bottom of the drawer, and the guide wheels A are respectively slidably installed in the inner cavities of the adjacent guide grooves B.

[0010] Preferably, the clamping assembly includes a clamping groove formed above one side of the sealing plate and a rectangular block arranged at one side of the inner cavity of the clamping groove. One side of the rectangular block is fixedly installed on the cabinet, and a special-shaped block is fixedly installed in the middle of the other side of the rectangular block. Special-shaped clamping blocks are respectively clamped on the top and bottom of the special-shaped block. Guide blocks are respectively fixedly installed at the outer ends of the special-shaped clamping blocks. Sliding grooves are respectively formed at the top and bottom of the inner cavity of the clamping groove, and the outer sides of the guide blocks respectively slide and extend into the inner cavities of the sliding grooves.

[0011] Preferably, the outer sides of the guide blocks and the inner wall of the inner cavity of the sliding groove are elastically connected through telescopic springs respectively.

[0012] Preferably, a rectangular groove is formed in the middle of the bottom of the inner cavity of the U-shaped plate, and rolling grooves are respectively formed in the middle of the bottom of the rectangular groove cavity;

[0013] A rolling wheel is movably installed in the middle of the bottom of the movable block, and the bottom of the rolling wheel is slidably installed in the inner cavity of the rolling groove.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. Through the mutual cooperation among components such as the U-shaped plate, rectangular groove, movable block, rolling wheel, limiting block, limiting groove, ball A and ball B, the movement of the drawer can be guided and limited. The setting of the rolling wheel can reduce the pressure of the drawer on the ball A and ball B during sliding, reduce their bearing force, and improve their service life. In addition, through the settings of the guide groove A, moving groove A, guide groove B, guide wheel A and moving groove B, the movement of the drawer can be supported and guided, making the limiting effect better.

[0016] 2. Through the mutual cooperation among components such as the rectangular block, special-shaped block, special-shaped clamping block, guide block and telescopic spring, the drawer and the cabinet can be clamped and fixed, improving the stability of use. Description of the Drawings

[0017] Figure 1This is the overall three-dimensional view of the present utility model;

[0018] Figure 2 This is the partial right-side view sectional three-dimensional view of the drawer of the present utility model;

[0019] Figure 3 This is the Figure 1 enlarged view of part A in the present utility model;

[0020] Figure 4 This is the Figure 2 enlarged view of part B in the present utility model.

[0021] In the figure: 1, cabinet body; 11, buffer pad; 12, guide groove A; 13, moving groove A; 14, guide wheel A; 2, drawer; 21, guide wheel B; 22, guide groove B; 3, sealing plate; 31, pull handle; 4, clamping component; 41, rectangular block; 42, special-shaped block; 43, special-shaped clamping block; 44, guide block; 441, telescopic spring; 5, rolling component; 51, U-shaped plate; 511, rectangular groove; 52, movable block; 521, rolling wheel; 53, limit block; 54, limit groove; 55, ball A; 56, ball B. Specific implementation manners

[0022] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0023] Embodiment 1: Please refer to Figures 1-4 , a ball slide rail with a limiting structure, including a cabinet body 1 and a drawer 2 slidably inserted into the inner cavity of the cabinet body 1. A sealing plate 3 is fixedly installed on one side of the drawer 2, and clamping components 4 are respectively installed on the upper and lower sides of one side of the sealing plate 3. A plurality of rolling components 5 are fixedly installed at equal intervals on one side of the bottom of the drawer 2. Through the arrangement of the clamping component 4, the clamping and fixing between the drawer 2 and the cabinet body 1 can be realized, and the arrangement of the rolling component 5 can play a role in guiding and limiting the movement of the drawer 2.

[0024] A pull handle 31 is fixedly installed in the middle of the outer side of the sealing plate 3, which is convenient for the staff to pull out the drawer 2.

[0025] A groove is formed in the inner side of the inner cavity of the cabinet body 1, and a buffer pad 11 is fixedly installed on the inner wall of the inner cavity of the groove. The buffer pad 11 is arranged in a fitting manner with the drawer 2. Guide grooves A12 are respectively formed at the top and bottom of the inner cavity of the cabinet body 1, and moving grooves A13 are respectively formed on the inner side of the inner cavity of the guide grooves A12. Guide wheels A14 are respectively movably installed on the inner side of the inner cavity of the guide grooves A12, which play a role in moving support, limiting and protecting the drawer 2.

[0026] Guide wheels B21 are respectively movably installed on one side of the top and bottom of the drawer 2, and the guide wheels B21 are respectively slidably installed in the inner cavity of the moving groove A13. Guide grooves B22 are respectively formed on the front and rear sides of the top and bottom of the drawer 2, and the guide wheels A14 are respectively slidably installed in the inner cavity of the adjacent guide grooves B22, which can guide and limit the movement of the drawer 2, and also play a role in limiting the drawer 2 to prevent it from shifting.

[0027] The clamping component 4 includes a clamping groove formed above one side of the sealing plate 3 and a rectangular block 41 arranged at one side of the inner cavity of the clamping groove. One side of the rectangular block 41 is fixedly installed on the cabinet body 1, and a special-shaped block 42 is fixedly installed in the middle of the other side of the rectangular block 41. Special-shaped clamping blocks 43 are respectively clamped at the top and bottom of the special-shaped block 42. Guide blocks 44 are respectively fixedly installed at the outer ends of the special-shaped clamping blocks 43. Sliding grooves are respectively formed at the top and bottom of the inner cavity of the clamping groove, and the outer sides of the guide blocks 44 respectively slide and extend into the inner cavity of the sliding grooves, which can realize the clamping and fixing between the drawer 2 and the cabinet body 1.

[0028] The outer sides of the guide blocks 44 and the inner wall of the inner cavity of the sliding grooves are respectively elastically connected through telescopic springs 441, which is beneficial to the movement and restoration of the guide blocks 44.

[0029] In this embodiment: When in use, when the staff needs to use the drawer 2, they can hold the pull handle 31, and then drive the drawer 2 to slide in the cabinet body 1 by pulling the pull handle 31. When pulling, it will drive the special-shaped clamping block 43 to move on the special-shaped block 42, and at the same time squeeze the special-shaped block 42 to move in the opposite direction and squeeze the telescopic spring 441. At this time, the special-shaped clamping block 43 and the special-shaped block 42 will be separated, and then the drawer 2 will slide under the support and limit of the guide wheels A14 and the guide wheels B21.

[0030] Embodiment 2: This embodiment is an improvement made on the basis of Embodiment 1. Specifically, please refer to Figures 1-4, the rolling component 5 includes a U-shaped plate 51 disposed below the front side of one side of the bottom of the drawer 2 and a movable block 52 disposed in the inner cavity of the U-shaped plate 51. The top of the movable block 52 is fixedly installed on the bottom of the drawer 2. The front and rear sides of the bottom of the movable block 52 are respectively fixedly installed with limit blocks 53, and the front and rear sides of the bottom of the inner cavity of the U-shaped plate 51 are respectively provided with limit grooves 54. The bottoms of the limit blocks 53 respectively extend into the inner cavity of the limit grooves 54. Rolling grooves A are respectively formed between the limit blocks 53 and the limit grooves 54, and ball bearings A55 are respectively disposed in the inner cavities of the rolling grooves A. Rolling grooves B are respectively formed between the front and rear sides of the inner side of the U-shaped plate 51 and the movable block 52, and ball bearings B56 are respectively disposed in the inner cavities of the rolling grooves B, which can play a role in guiding and limiting the movement of the drawer 2.

[0031] A rectangular groove 511 is formed in the middle of the bottom of the inner cavity of the U-shaped plate 51, and rolling grooves are respectively formed in the middle of the bottom of the inner cavity of the rectangular groove 511.

[0032] A rolling wheel 521 is movably installed in the middle of the bottom of the movable block 52, and the bottom of the rolling wheel 521 is slidably installed in the inner cavity of the rolling groove, which can support and limit the movement of the movable block 52.

[0033] In this embodiment: When the drawer 2 slides, it will also drive the movable block 52 to slide in the inner cavity of the U-shaped plate 51. At this time, it can drive the ball bearings A55 and B56 to roll in the inner cavities of the rolling grooves A and B, playing a role in guiding and limiting, and at the same time, it will also drive the rolling wheel 521 to slide in the inner cavity of the rolling groove, reducing the pressure on the ball bearings A55 and B56.

[0034] Working principle: When in use, when the staff needs to use the drawer 2, they can hold the pull handle 31, and then drive the drawer 2 to slide in the cabinet body 1 by pulling the pull handle 31. When pulling, it will drive the special-shaped clamping block 43 to move on the special-shaped block 42, and at the same time squeeze the special-shaped block 42 to move in the opposite direction and squeeze the telescopic spring 441. At this time, the special-shaped clamping block 43 and the special-shaped block 42 will be separated. Then the drawer 2 will slide under the support and limit of the guide wheel A14 and the guide wheel B21. When the drawer 2 slides, it will also drive the movable block 52 to slide in the inner cavity of the U-shaped plate 51. At this time, it can drive the ball bearings A55 and B56 to roll in the inner cavities of the rolling grooves A and B, playing a role in guiding and limiting, and at the same time, it will also drive the rolling wheel 521 to slide in the inner cavity of the rolling groove, reducing the pressure on the ball bearings A55 and B56.

[0035] The content not described in detail in this specification belongs to the prior art well-known to those skilled in the art.

[0036] Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements on some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A ball bearing slide rail with a limiting structure, comprising a cabinet (1) and a drawer (2) slidably inserted into an inner cavity of the cabinet (1), characterized in that: A sealing plate (3) is fixedly mounted on one side of the drawer (2), and a clamping assembly (4) is respectively mounted on the upper and lower sides of one side of the sealing plate (3). A plurality of rolling assemblies (5) are fixedly mounted at equal intervals on one side of the bottom of the drawer (2). The rolling assemblies (5) comprise a U-shaped plate (51) arranged at the lower front side of one side of the bottom of the drawer (2) and a movable block (52) arranged in the inner cavity of the U-shaped plate (51). The top of the movable block (52) is fixedly mounted on the bottom of the drawer (2). Limiting blocks (53) are fixedly installed on the front and rear sides respectively, and limiting grooves (54) are respectively provided on the front and rear sides of the bottom of the inner cavity of the U-shaped plate (51), the bottom of the limiting block (53) extends to the inner cavity of the limiting groove (54), rolling grooves A are respectively provided between the limiting block (53) and the limiting groove (54), and balls A (55) are respectively provided in the inner cavity of the rolling groove A, and rolling grooves B are respectively provided between the front and rear sides of the inner side of the U-shaped plate (51) and the movable block (52), and balls B (56) are respectively provided in the inner cavity of the rolling groove B.

2. The ball bearing slide rail with a limiting structure according to claim 1, characterized in that: A pull handle (31) is fixedly mounted at the middle portion of the outer side of the sealing plate (3).

3. The ball bearing slide rail with a limiting structure according to claim 1, characterized in that: A groove is provided on the inner side of the inner cavity of the cabinet (1), and a buffer pad (11) is fixedly installed on the inner wall of the inner cavity of the groove, and the buffer pad (11) is arranged in a close fit with the drawer (2). A guide groove A (12) is provided on the top and bottom of the inner cavity of the cabinet (1), and a movable groove A (13) is provided on the inner side of the inner cavity of the guide groove A (12), and a guide wheel A (14) is movably installed on the inner side of the inner cavity of the guide groove A (12).

4. The ball bearing slide rail with a limiting structure according to claim 3, characterized in that: A guide wheel B (21) is movably mounted on one side of the top and bottom of the drawer (2), and the guide wheel B (21) is slidably mounted in the inner cavity of the movable groove A (13). A guide groove B (22) is respectively opened on the front and rear sides of the top and bottom of the drawer (2), and the guide wheel A (14) is slidably mounted in the inner cavity of the adjacent guide groove B (22).

5. The ball bearing slide rail with a limiting structure according to claim 1, characterized in that: The clamping assembly (4) comprises a clamping groove provided above one side of the sealing plate (3) and a rectangular block (41) provided at one side of the inner cavity of the clamping groove; one side of the rectangular block (41) is fixedly mounted on the cabinet (1); a special-shaped block (42) is fixedly mounted in the middle of the other side of the rectangular block (41); the top and bottom of the special-shaped block (42) are respectively clamped with special-shaped clamping blocks (43); the outer ends of the special-shaped clamping blocks (43) are respectively fixedly mounted with guide blocks (44); the top and bottom of the inner cavity of the clamping groove are respectively provided with sliding grooves; the outer sides of the guide blocks (44) respectively slide and extend into the inner cavity of the sliding groove.

6. The ball bearing slide rail with a limiting structure according to claim 5, characterized in that: The outer side of the guide block (44) and the inner wall of the inner cavity of the sliding groove are elastically connected via telescopic springs (441).

7. The ball bearing slide rail with a limiting structure according to claim 1, characterized in that: A rectangular groove (511) is provided in the middle of the bottom of the inner cavity of the U-shaped plate (51), and rolling grooves are provided in the middle of the bottom of the inner cavity of the rectangular groove (511); A rolling wheel (521) is movably mounted in the middle of the bottom of the movable block (52), and the bottom of the rolling wheel (521) is slidably mounted in the inner cavity of the rolling groove.

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