CN218304045U - Load-bearing type synchronous sliding rail - Google Patents
Load-bearing type synchronous sliding rail Download PDFInfo
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- CN218304045U CN218304045U CN202220153227.XU CN202220153227U CN218304045U CN 218304045 U CN218304045 U CN 218304045U CN 202220153227 U CN202220153227 U CN 202220153227U CN 218304045 U CN218304045 U CN 218304045U
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- rail
- middle rail
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Abstract
The utility model discloses a bearing type synchronous slide rail, which comprises a movable rail, a middle rail, a bottom rail, a rack component and a ball component, wherein the movable rail is in sliding fit with the middle rail, and the middle rail is in sliding fit with the bottom rail; the rack assembly is arranged between the bottom rail and the middle rail, and the ball assembly is arranged between the middle rail and the movable rail; a synchronous gear device is also arranged between the middle rail and the bottom rail, a gear of the synchronous gear device penetrates through a through hole of the middle rail and extends out of the upper surface of the middle rail, the lower surface of the gear is meshed with a rack of the rack assembly, and the upper surface of the gear is matched with the movable rail; the two ends of the upper surface of the middle rail are provided with limiting parts of ball assemblies, and the bottom rail is provided with a buffer. The utility model discloses a slide rail not only bearing capacity is big, has synchronous slidability, and it is smooth and easy to slide moreover, and the silence is effectual. The stability of the slide rail height and the good sagging are favored by the customers.
Description
Technical Field
The utility model belongs to the technical field of the technique of drawer slide rail for drawer basket or drawer and specifically relates to a synchronous slide rail of bearing type.
Background
At present, with the improvement of living standard of people and the further improvement of requirements of people on home environment, a plurality of pull baskets, drawers and the like which are convenient for placing articles appear in wardrobes and cabinets related to life.
At present, the sliding rails used by the drawer and the pull basket are mostly three-section sliding rails, but the bearing capacity of the current three-section sliding rails is insufficient, and due to the fact that the articles loaded by a plurality of existing drawers are heavy, when the drawer is in a pull-out state, the guide rails are bent, the drawer sags, and the stability is poor. In addition, the upper rail and the middle rail of the existing three-section sliding rail are pulled out one by one or retracted one by one, namely the middle rail is pulled out again after the upper rail is pulled out; the retraction is also that the middle rail starts to retract after the upper rail finishes retracting. The three-section sliding rail does not have synchronous sliding performance, and the drawing-out and withdrawing speed of the drawer is consistent with the drawing speed of a human hand and is not fast enough.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a bearing type synchronous slide rail that bearing capacity is big, and synchronous slip, slip are smooth and easy, and the silence is effectual.
In order to achieve the above object, the present invention provides a technical solution: a load-bearing type synchronous slide rail comprises a movable rail, a middle rail, a bottom rail, a rack assembly and a ball assembly, wherein the movable rail is in sliding fit with the middle rail, and the middle rail is in sliding fit with the bottom rail; the rack assembly is arranged between the bottom rail and the middle rail, and the ball assembly is arranged between the middle rail and the movable rail; a synchronous gear device is also arranged between the middle rail and the bottom rail, a gear of the synchronous gear device penetrates through a through hole of the middle rail and extends out of the upper surface of the middle rail, the lower surface of the gear is meshed with a rack of the rack assembly, and the upper surface of the gear is matched with the movable rail; the two ends of the upper surface of the middle rail are provided with limiting parts of the ball assemblies, and the bottom rail is provided with a buffer.
The bearing type synchronous sliding rail is characterized in that reinforcing ribs are arranged on two sides of the top of the middle rail. Further improve the bearing performance of slide rail, improve the stability ability of slide rail and prevent flagging, its high stability and good flagging degree receive customer's favor.
A synchronous slide rail of bearing type, wherein, rack assembly top is equipped with a plurality of rollers on one side, and the another side is equipped with the rack, rack and synchromesh gear's gear, drive middle rail and follow the movable rail synchronous slip, a plurality of balls at top have improved the gliding smoothness nature of middle rail relative bottom rail simultaneously, and the silence is effectual moreover.
The bearing type synchronous sliding rail is characterized in that a side roller is arranged on one side of the rack assembly, which is in contact with the inner side surface of the middle rail. The smoothness of the sliding of the middle rail relative to the bottom rail is further improved.
The bearing type synchronous sliding rail is characterized in that a fastening end cover is arranged at the front end of the movable rail, and a fastener capable of fastening the middle rail is arranged at the rear end of the movable rail. The movable rail and the middle rail are ensured not to be derailed in the sliding process.
The bearing type synchronous sliding rail is characterized in that a tail hook is arranged at the rear end of the movable rail. The tail hook can hook the bottom shell of the pull basket or the drawer side plate, so that the slide rail is connected with the pull basket and the drawer more stably.
The middle rail is arranged on a vertical edge of the bottom rail, and the section of the vertical edge is L-shaped; the other vertical edge of the bottom rail extends to form a connecting plate connected with the cabinet body. Be equipped with the screw hole on the connecting plate, make things convenient for the slide rail to pass through the installation of connecting plate, screw and the cabinet body.
The bearing type synchronous slide rail is characterized in that a horizontal roller is arranged at the top of the ball component, and balls are arranged on two side edges of the ball component. The horizontal roller and the ball reduce the friction force between the movable rail and the middle rail, and the sliding is smoother.
The load-bearing synchronous slide rail is characterized in that a load-bearing device is arranged at the front part of the bottom rail. Adopt this heavy burden device to prevent effectively that the drawer from drooping, guaranteed good drooping degree.
The load-bearing type synchronous slide rail is characterized in that the load-bearing device consists of a load wheel and a load wheel support, the load wheel support is fixed on the bottom rail, the load wheel is arranged on the load wheel support, and the upper surface of the load wheel is in contact with the bottom surface of the middle rail. The load device with the load wheels is adopted, so that the friction force between the middle rail and the load device is reduced, and the sliding smoothness of the middle rail is ensured.
Has the advantages that: the sliding rail of the utility model is provided with the movable rail, the middle rail, the bottom rail, the rack assembly and the ball assembly, wherein the movable rail is in sliding fit with the middle rail, and the middle rail is in sliding fit with the bottom rail; the rack assembly is arranged between the bottom rail and the middle rail, and the ball assembly is arranged between the middle rail and the movable rail; a synchronous gear device is also arranged between the middle rail and the bottom rail, a gear of the synchronous gear device penetrates through a through hole of the middle rail and extends out of the upper surface of the middle rail, the lower surface of the gear is meshed with a rack of the rack assembly, and the upper surface of the gear is matched with the movable rail; the two ends of the upper surface of the middle rail are provided with limiting parts of the ball assemblies, and the bottom rail is provided with a buffer. The gear and the ball assembly of the synchronous gear device on the movable rail and the middle rail realize the synchronous sliding performance of the movable rail and the middle rail, and the ball assembly reduces the sliding friction force, thereby creating a light synchronous effect. The utility model discloses a slide rail synchronous slip, it is slim and graceful to slide, and the silence is effectual. And bearing performance is high, has improved slide rail high stability, effectively prevents the drawer flagging. The utility model discloses a slide rail bearing rank reaches 30KG.
Drawings
FIG. 1 is a perspective view of the present invention in a closed state;
FIG. 2 is a perspective view of the present invention in an expanded state;
fig. 3 is an exploded view of the present invention;
FIG. 4 is a perspective view of the middle rail of the present invention;
fig. 5 is a three-dimensional structure view of the rack assembly of the present invention;
FIG. 6 is a perspective view of the ball assembly of the present invention;
fig. 7 is a perspective view of the load bearing device of the present invention.
In the figure: the device comprises a movable rail 1, a fastening end cover 11, a tail hook 12, a middle rail 2, a through hole 21, a limiting part 22, a reinforcing rib 23, a bottom rail 3, a connecting plate 31, a rack assembly 4, a roller 41, a rack 42, a side roller 43, a rack assembly 5, a horizontal roller 51, a ball 52, a synchronous gear device 6, a gear 61, a buffer 7, a load bearing device 8, a bogie wheel 81 and a bogie wheel bracket 82.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer and more complete so that those skilled in the art can reproduce the present invention, the present invention will be described in further detail below with reference to the accompanying drawings and examples. It should be understood that the description of specific embodiments is intended for purposes of illustration only and is not intended to limit the scope of the present disclosure.
As shown in fig. 1-7, the load-bearing synchronous slide rail of the present invention comprises a movable rail 1, a middle rail 2, a bottom rail 3, a rack assembly 4 and a ball assembly 5, wherein the movable rail 1 is in sliding fit with the middle rail 2, and the middle rail 2 is in sliding fit with the bottom rail 3; the rack assembly 4 is arranged between the bottom rail 3 and the middle rail 2, and the ball assembly 5 is arranged between the middle rail 2 and the movable rail 1; a synchronous gear device 6 is arranged between the middle rail 2 and the bottom rail 3, a gear 61 of the synchronous gear device 6 penetrates through a through hole 21 of the middle rail 2 and extends out of the upper surface of the middle rail 2, the lower surface of the gear 61 is meshed with a rack 42 of a rack assembly 4, and the upper surface of the gear 61 is matched with the movable rail 1; the two ends of the upper surface of the middle rail 2 are provided with limiting parts 22 of the ball assemblies 5, and the bottom rail 3 is provided with a buffer 7. Because the synchronous gear device 6 is adopted between the movable rail 1 and the middle rail 2, the synchronous sliding between the movable rail 1 and the middle rail 2 is realized, the opening and closing efficiency of the drawer is improved, and meanwhile, the structure of the gear 61 can effectively reduce the noise in the moving process of the movable rail 1 and the middle rail 2. The rollers and balls of the rack assembly 4 and the ball assembly 5 reduce friction force, so that sliding is smooth.
And reinforcing ribs 23 are arranged on two sides of the top of the middle rail 2. The reinforcing ribs 23 are integrally formed with the intermediate rail 2. The reinforcing ribs 23 further improve the bearing performance of the slide rail, improve the stability of the slide rail and prevent sagging, and the stability of the height and the excellent sagging thereof are favored by customers.
The rack assembly 4 has a plurality of rollers 41 on one side and a rack 42 on the other side. The rack 42 is meshed with the gear 61 of the synchronous gear device 6 to drive the middle rail 2 to slide synchronously with the movable rail 1, and meanwhile, the plurality of balls 41 at the top improve the sliding performance of the middle rail 2 relative to the bottom rail 3, so that the friction force is reduced, and the silencing effect is good.
The side roller 43 is arranged on the side of the rack assembly 4 contacting with the inner side surface of the middle rail 2. The side rollers 43 further improve the smoothness of the sliding of the intermediate rail 2 relative to the bottom rail 3.
The front end of the movable rail 1 is provided with a fastening end cover 11, and the rear end is provided with a fastener which can fasten the middle rail 2. The movable rail 1 and the middle rail 2 are ensured not to be derailed in the sliding process.
The rear end of the movable rail 1 is provided with a tail hook 12. The tail hook 12 can hook the bottom shell of the drawer side plate or the pull basket, so that the slide rail is connected with the drawer more stably.
The middle rail 2 is arranged on a vertical edge of the bottom rail 3, and the section of the vertical edge is L-shaped; the other vertical edge of the bottom rail 3 extends to form a connecting plate 31 connected with the cabinet body, a screw 311 is arranged on the connecting plate 31, and the sliding rail is installed with the cabinet body through the connecting plate 31 and the screw together, so that the cabinet body is convenient and fast to use.
The ball assembly 5 has a horizontal roller 51 at the top and balls 52 at both sides. The horizontal roller 51 and the ball 52 reduce the friction force between the movable rail and the middle rail, so that the sliding is smoother, and the noise generated by the movement of the middle rail 2 and the movable rail 1 is reduced.
In the present embodiment, a weight device 8 is provided at the front of the bottom rail 3. Adopt this heavy burden device 8 to prevent effectively that the drawer from drooping, guaranteed good drooping degree.
The loading device 8 comprises a loading wheel 81 and a loading wheel support 82, the loading wheel support 82 is fixed on the bottom rail 3, the loading wheel 81 is arranged on the loading wheel support 82, the upper surface of the loading wheel 81 is contacted with the bottom surface of the middle rail 2, and the loading wheel support 82 is fixed on the bottom rail 3 through screws. The load device 8 with the load wheel 81 is adopted to reduce the friction force between the middle rail 2 and the load device 8 and ensure the smooth sliding of the middle rail 2.
The sliding rail of the utility model is provided with the movable rail 1, the middle rail 2, the bottom rail 3, the rack component 4 and the ball component 5, wherein the movable rail 1 is in sliding fit with the middle rail 2, and the middle rail 2 is in sliding fit with the bottom rail 3; the rack assembly 4 is arranged between the bottom rail 3 and the middle rail 2, and the ball assembly 5 is arranged between the middle rail 2 and the movable rail 1; a synchronous gear device 6 is also arranged between the middle rail 2 and the bottom rail 3, a gear 61 of the synchronous gear device 6 passes through the through hole 21 of the middle rail 2 and extends out of the upper surface of the middle rail 2, the lower surface of the gear 61 is meshed with the rack 42 of the rack assembly 4, and the upper surface of the gear 61 is matched with the movable rail 2; the upper end of the middle rail 2 is provided with a limiting piece 22 of the ball assembly 5, and the bottom rail 3 is provided with a buffer 7. The gear 61 and the ball component 5 of the synchronous gear device 6 on the movable rail 1 and the middle rail 2 realize the synchronous sliding performance of the movable rail 1 and the middle rail 2, and the ball component 5 reduces the sliding friction force, thereby creating the light synchronous effect. The utility model discloses a slide rail synchronous slip, it is slim and graceful to slide, and the silence is effectual. Meanwhile, the buffer 7 enables the sliding rail to be buffered when being unfolded and closed, the unfolding or closing of the sliding rail is smooth, the sliding rail is prevented from being damaged easily when the drawer is pulled out or closed too fast, and the service life of the sliding rail is effectively prolonged. The utility model discloses a slide rail bearing performance is high, has improved slide rail high stability, prevents effectively that the drawer from flagging. The utility model discloses a slide rail bearing rank reaches 30KG.
The above is a preferred embodiment of the present invention, and certainly not to limit the scope of the present invention, it should be noted that, for those skilled in the art, modifications or equivalent substitutions of the technical solutions of the present invention without creative efforts may not depart from the protection scope of the technical solutions of the present invention.
Claims (8)
1. A bearing type synchronous sliding rail comprises a movable rail (1), a middle rail (2), a bottom rail (3), a rack assembly (4) and a ball assembly (5), and is characterized in that the movable rail (1) is in sliding fit with the middle rail (2), and the middle rail (2) is in sliding fit with the bottom rail (3); the rack assembly (4) is arranged between the bottom rail (3) and the middle rail (2), and the ball assembly (5) is arranged between the middle rail (2) and the movable rail (1); a synchronous gear device (6) is arranged between the middle rail (2) and the bottom rail (3), a gear (61) of the synchronous gear device (6) penetrates through a through hole (21) of the middle rail (2) and extends out of the upper surface of the middle rail (2), the lower surface of the gear (61) is meshed with a rack (42) of the rack assembly (4), and the upper surface of the gear (61) is matched with the movable rail (1); limiting parts (22) of the ball components (5) are arranged at two ends of the upper surface of the middle rail (2), and a buffer (7) is arranged on the bottom rail (3); the front part of the bottom rail (3) is provided with a loading device (8), the loading device (8) consists of a loading wheel (81) and a loading wheel bracket (82), the loading wheel bracket (82) is fixed on the bottom rail (3), the loading wheel (81) is arranged on the loading wheel bracket (82), and the upper surface of the loading wheel (81) is contacted with the bottom surface of the middle rail (2).
2. Load-bearing synchronous slide according to claim 1, characterized in that the intermediate rail (2) is provided with stiffening ribs (23) on both sides of its top.
3. Load-bearing synchronous slide according to claim 1, characterized in that the rack assembly (4) is provided with rollers (41) on one side and a rack (42) on the other side at the top.
4. Load-bearing synchronous slide according to claim 1, characterized in that the side of the rack assembly (4) in contact with the inner side of the intermediate rail (2) is provided with side rollers (43).
5. Load-bearing synchronous slide according to claim 1, characterised in that the movable rail (1) is provided with a fastening end cap (11) at the front end and a fastening element at the rear end for fastening the intermediate rail (2).
6. Load-bearing synchronous slide according to claim 1, characterized in that the movable rail (1) is provided with a tail hook (12) at its rear end.
7. Load-bearing synchronous slide according to claim 1, characterized in that the intermediate rail (2) is arranged on a vertical side of the bottom rail (3), which vertical side is L-shaped in cross-section; the other vertical edge of the bottom rail (3) extends to form a connecting plate (31) connected with the cabinet body.
8. Load-bearing synchronous slide according to claim 1, characterized in that the ball assembly (5) is provided with horizontal rollers (51) at the top and balls (52) at both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220153227.XU CN218304045U (en) | 2022-01-20 | 2022-01-20 | Load-bearing type synchronous sliding rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220153227.XU CN218304045U (en) | 2022-01-20 | 2022-01-20 | Load-bearing type synchronous sliding rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218304045U true CN218304045U (en) | 2023-01-17 |
Family
ID=84831800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220153227.XU Active CN218304045U (en) | 2022-01-20 | 2022-01-20 | Load-bearing type synchronous sliding rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218304045U (en) |
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2022
- 2022-01-20 CN CN202220153227.XU patent/CN218304045U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |