CN220876314U - Heavy-load aluminum alloy sliding rail - Google Patents
Heavy-load aluminum alloy sliding rail Download PDFInfo
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- CN220876314U CN220876314U CN202322470324.9U CN202322470324U CN220876314U CN 220876314 U CN220876314 U CN 220876314U CN 202322470324 U CN202322470324 U CN 202322470324U CN 220876314 U CN220876314 U CN 220876314U
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 12
- 125000006850 spacer group Chemical group 0.000 claims description 10
- 238000007493 shaping process Methods 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000007547 defect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses a heavy-load aluminum alloy sliding rail, which relates to the field of drawer sliding rail design and comprises an outer rail, a middle rail and an inner rail; the inner side of the outer rail is fixedly provided with a triangular limiting block, the left end of the middle rail is provided with a first vertical chute, a first limiting pin is arranged in the first vertical chute in a sliding fit manner, the left end of the middle rail is provided with a first elastic element, and the first elastic element presses the first limiting pin at the bottom end in the first vertical chute; a triangular positioning groove is formed at the rear side of the left end of the inner rail; the rear side of the inner rail is provided with a rotating groove, an obtuse-angle rotating edge is arranged in the rotating groove in a rotating fit manner, a second elastic element is arranged between the rotating groove and the obtuse-angle rotating edge in an abutting manner, and the right end of the middle rail is fixedly provided with a second limiting pin; compared with the prior art, the utility model has the beneficial effects that: the friction force is smaller when sliding, the effect of pulling out a section of lock and a section of lock can be achieved, the mode of pressing is not needed for unlocking, and the operation is more convenient.
Description
Technical Field
The utility model relates to the field of drawer slide rail design, in particular to a heavy-load aluminum alloy slide rail.
Background
At present, the traditional slide rail comprises an outer rail, a middle rail and an inner rail which are embedded in sequence, the outer rail is arranged on a drawer, the inner rail is arranged on a cabinet body, the drawer is opened or closed on the cabinet body in a sliding manner through the outer rail, the middle rail and the inner rail, the installation is convenient, the structure is simple, and the slide rail is widely applied to drawer type storage equipment such as a desk, a cabinet, a disinfection cabinet, a dish washer or an opening storage rack in a storage room in industry.
The existing assembled sliding rail for the drawer can be pulled out and pushed in freely, however, because the load is smaller, the resistance of the drawer when pulled out or pushed in is smaller, the phenomenon of unexpected opening is extremely easy to occur, and the practicability is lower.
In order to solve the technical problem, a guide rail structure for preventing a drawer from sliding out is disclosed in the prior art (bulletin number: CN219229396U, bulletin day: 2023.06.23), when the drawer is closed, an outer rail can be overlapped with an installation rail, an insert block can be inserted into an inserting slot, and meanwhile, pressure is applied to clamping plates on the upper side and the lower side through a telescopic rod and a spring, so that a self-locking effect is realized.
However, the above scheme has the following defects:
1. When the inner rail slides into the outer rail, the connecting block is always pressed on the inner wall of the outer rail through the elastic element to rub, and the friction force of the inner rail in the outer rail is increased, so that the sliding is not smooth;
2. When the drawer is completely opened, as the outer rail is not provided with a limiting structure in the mounting rail, the drawer can automatically slide between the half-open and the full-open, the effect of pulling out a lock and a section can not be achieved, and the practicability is low;
3. when the inner rail is retracted into the outer rail, the connecting block needs to be pressed down, the end part of the connecting block is retracted into the inner side of the outer rail, at the moment, the connecting block needs to be separated from the mounting groove, and the connecting block needs to be pressed in place to slide, so that the use is inconvenient.
Disclosure of utility model
The utility model provides a technical scheme capable of solving the problems in order to overcome the defects of the prior art.
The heavy-load aluminum alloy sliding rail comprises an outer rail, a middle rail and an inner rail, wherein the middle rail is installed in the outer rail in a sliding fit manner, and the inner rail is installed in the middle rail in a sliding fit manner;
The inner side of the outer rail is fixedly provided with a triangular limiting block, the left end of the middle rail is provided with a first vertical sliding groove, a first limiting pin is installed in the first vertical sliding groove in a sliding fit manner, the left end of the middle rail is provided with a first elastic element, the first elastic element presses the first limiting pin at the bottom end in the first vertical sliding groove, and the first limiting pin is clamped at the right side of the triangular limiting block after the middle rail is pulled out of the outer rail;
A triangular positioning groove is formed at the rear side of the left end of the inner rail, and the first limiting pin is driven to move upwards by the triangular positioning groove when the middle rail is retracted into the outer rail;
The rear side shaping of interior rail has the rotation groove, rotates the inslot rotation cooperation and installs the obtuse angle and rotate the limit, rotates the butt between limit and install second elastic element, and the right-hand member fixed mounting of well rail has the second spacer pin, and the obtuse angle rotates the limit and passes through the right side of second elastic element card at the second spacer pin after interior rail pulls out well rail.
As a further scheme of the utility model: the front side shaping in the first vertical spout has the ladder groove, and fixed mounting has the lifter on the first spacing round pin, and lifter sliding fit installs in the ladder groove.
As a further scheme of the utility model: the front side fixed mounting of well rail left end has the apron, and the shaping has the vertical spout of second on the apron, and the front end sliding fit of first spacer pin is installed in the vertical spout of second, and lift piece clearance fit sets up between ladder groove and apron.
As a further scheme of the utility model: the front side shaping of well rail left end has first sunken groove, and first elastic element clearance fit installs in first sunken inslot, and first elastic element's one end butt sets up in first sunken inslot, and first elastic element's the other end butt sets up on first spacing round pin, and the apron covers first sunken inslot setting.
As a further scheme of the utility model: the second concave groove is formed in the rotating groove, the second elastic element is installed in the second concave groove in a clearance fit mode, the poking hole is formed in the right end of the obtuse-angle rotating edge, one end of the second elastic element is arranged in the second concave groove in an abutting mode, and the other end of the second elastic element is bent and arranged in the poking hole in a penetrating mode.
As a further scheme of the utility model: the front side of the left end of the outer rail is fixedly provided with a limiting edge, and the middle rail is arranged on the right side of the limiting edge.
Compared with the prior art, the utility model has the beneficial effects that:
1. When the drawer is opened, the sliding rail can realize the sliding rail effect of pulling out a section of lock and a section of lock, and the drawer is not loosened after being completely pulled out;
2. When the drawer is pushed back to be closed, the obtuse angle rotating edge can be pushed back to the rear side of the inner rail, so that the obtuse angle rotating edge does not clamp the second limiting pin any more, unlocking is not needed in a pressing mode, after the inner rail is retracted into the middle rail, the triangular positioning groove can drive the first limiting pin to move upwards, the first limiting pin does not clamp the triangular limiting block any more, the middle rail is completely retracted into the outer rail, and the operation is more convenient and quick;
3. the sliding rail has smaller friction during sliding and smoother sliding.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic view of the present utility model in a closed configuration;
FIG. 2 is a schematic drawing of the structure of the utility model when pulled apart;
FIG. 3 is an enlarged schematic view of the structure at A of FIG. 2;
FIG. 4 is a schematic view of the structure of FIG. 2 from another perspective;
FIG. 5 is an enlarged schematic view of the structure at B of FIG. 4;
FIG. 6 is a schematic diagram of an exploded construction of the present utility model;
FIG. 7 is an enlarged schematic view of the structure at C of FIG. 6;
FIG. 8 is a schematic view of the structure of FIG. 6 from another perspective;
Fig. 9 is an enlarged schematic view of the structure at D of fig. 8.
The figure shows: 1. an outer rail; 2. a middle rail; 3. an inner rail; 4. triangular limiting blocks; 5. a first vertical chute; 6. a first limit pin; 7. a first elastic element; 8. triangular positioning grooves; 9. a rotating groove; 10. an obtuse angle rotating edge; 11. a second elastic element; 12. a second limiting pin; 13. a stepped groove; 14. lifting pieces; 15. a cover plate; 16. the second vertical chute; 17. a first concave groove; 18. a second concave groove; 19. a toggle hole; 20. limit edges.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown.
The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model.
All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1-9, the heavy-load aluminum alloy sliding rail comprises an outer rail 1, a middle rail 2 and an inner rail 3, wherein the middle rail 2 is installed in the outer rail 1 in a sliding fit manner, and the inner rail 3 is installed in the middle rail 2 in a sliding fit manner;
The inner side of the outer rail 1 is fixedly provided with a triangular limiting block 4, the left end of the middle rail 2 is provided with a first vertical sliding groove 5, a first limiting pin 6 is arranged in a sliding fit manner in the first vertical sliding groove 5, the left end of the middle rail 2 is provided with a first elastic element 7, the first elastic element 7 presses the first limiting pin 6 at the bottom end in the first vertical sliding groove 5, and the first limiting pin 6 is clamped at the right side of the triangular limiting block 4 after the middle rail 2 is pulled out of the outer rail 1;
a triangular positioning groove 8 is formed in the rear side of the left end of the inner rail 3, and the first limiting pin 6 is driven to move upwards by the triangular positioning groove 8 when the middle rail 2 is retracted into the outer rail 1;
The rear side of the inner rail 3 is provided with a rotating groove 9, an obtuse angle rotating edge 10 is arranged in a rotating way, a second elastic element 11 is arranged between the rotating groove 9 and the obtuse angle rotating edge 10 in a abutting way, a second limiting pin 12 is fixedly arranged at the right end of the middle rail 2, and the obtuse angle rotating edge 10 is clamped at the right side of the second limiting pin 12 through the second elastic element 11 after the inner rail 3 is pulled out of the middle rail 2;
The principle is as follows: when the drawer is pulled open, the middle rail 2 slides out of the outer rail 1 first, when the first limiting pin 6 slides to the triangular limiting block 4, the triangular limiting block 4 drives the first limiting pin 6 to ascend, and when the first limiting pin 6 moves to the right of the triangular limiting block 4, the first elastic element 7 drives the first limiting pin 6 to reset, so that the first limiting pin 6 is clamped on the right side of the triangular limiting block 4 to finish locking; then the inner rail 3 slides out of the middle rail 2, when the obtuse angle rotating edge 10 of the inner rail 3 slides to the second limiting pin 12, the second limiting pin 12 drives the obtuse angle rotating edge 10 to overturn until the obtuse angle rotating edge 10 moves to the right side of the second limiting pin 12, the second elastic element 11 drives the obtuse angle rotating edge 10 to reset, and then the obtuse angle rotating edge 10 is clamped on the right side of the second limiting pin 12 to complete locking, so that a slide rail effect of pulling out a lock section is realized, and the drawer is not loose after being completely pulled out; when pushing back to close the drawer, stir obtuse angle from the rear side of interior rail 3 and rotate limit 10, let obtuse angle rotate limit 10 no longer block second spacer pin 12, need not to carry out the unblock through the mode of pressing, it is more convenient to operate, friction when the slide rail slides is littleer moreover, it is more smooth and easy to slide, after interior rail 3 withdraws well rail 2, first spacer pin 6 can the relative movement to interior rail 3 left end triangle-shaped constant head tank 8 in, triangle-shaped constant head tank 8 can drive first spacer pin 6 upward movement, let first spacer pin 6 no longer block triangle-shaped stopper 4, and then let well rail 2 withdraw completely in the exterior rail 1.
As a further scheme of the utility model: a step groove 13 is formed in the front side in the first vertical sliding groove 5, a lifting piece 14 is fixedly arranged on the first limiting pin 6, and the lifting piece 14 is arranged in the step groove 13 in a sliding fit manner; so that the lifting movement of the first stopper pin 6 is more stable.
As a further scheme of the utility model: the front side of the left end of the middle rail 2 is fixedly provided with a cover plate 15, a second vertical chute 16 is formed on the cover plate 15, the front end of the first limiting pin 6 is arranged in the second vertical chute 16 in a sliding fit manner, and a lifting piece 14 is arranged between the stepped groove 13 and the cover plate 15 in a clearance fit manner; so that the lifting movement of the lifting tab 14 is more stable.
As a further scheme of the utility model: the front side of the left end of the middle rail 2 is provided with a first concave groove 17, the first elastic element 7 is installed in the first concave groove 17 in a clearance fit mode, one end of the first elastic element 7 is arranged in the first concave groove 17 in an abutting mode, the other end of the first elastic element 7 is arranged on the first limiting pin 6 in an abutting mode, and the cover plate 15 covers the first concave groove 17 in a setting mode; so that the mounting and positioning of the first elastic element 7 is more stable and the service life is improved.
As a further scheme of the utility model: a second concave groove 18 is formed in the rotating groove 9, the second elastic element 11 is installed in the second concave groove 18 in a clearance fit manner, a poking hole 19 is formed at the right end of the obtuse-angle rotating edge 10, one end of the second elastic element 11 is arranged in the second concave groove 18 in an abutting manner, and the other end of the second elastic element 11 is bent and penetrated in the poking hole 19; so that the mounting and positioning of the second elastic element 11 is more stable.
As a further scheme of the utility model: the front side of the left end of the outer rail 1 is fixedly provided with a limit edge 20, and the middle rail 2 is arranged on the right side of the limit edge 20; when the drawer is completely pushed back to be closed, the sliding rail is completely retracted, the middle rail 2 is arranged in the outer rail 1, the middle rail 2 is mutually abutted with the limiting edge 20, and the situation that the middle rail 2 is excessively slid to be separated from the outer rail 1 can be avoided.
The present embodiment is not limited in any way by the shape, material, structure, etc. of the present utility model, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical substance of the present utility model are all included in the scope of protection of the technical solution of the present utility model.
Claims (6)
1. The heavy-load aluminum alloy sliding rail comprises an outer rail, a middle rail and an inner rail, wherein the middle rail is installed in the outer rail in a sliding fit manner, and the inner rail is installed in the middle rail in a sliding fit manner; the method is characterized in that:
The inner side of the outer rail is fixedly provided with a triangular limiting block, the left end of the middle rail is provided with a first vertical sliding groove, a first limiting pin is installed in the first vertical sliding groove in a sliding fit manner, the left end of the middle rail is provided with a first elastic element, the first elastic element presses the first limiting pin at the bottom end in the first vertical sliding groove, and the first limiting pin is clamped at the right side of the triangular limiting block after the middle rail is pulled out of the outer rail;
A triangular positioning groove is formed at the rear side of the left end of the inner rail, and the first limiting pin is driven to move upwards by the triangular positioning groove when the middle rail is retracted into the outer rail;
The rear side shaping of interior rail has the rotation groove, rotates the inslot rotation cooperation and installs the obtuse angle and rotate the limit, rotates the butt between limit and install second elastic element, and the right-hand member fixed mounting of well rail has the second spacer pin, and the obtuse angle rotates the limit and passes through the right side of second elastic element card at the second spacer pin after interior rail pulls out well rail.
2. A heavy-duty aluminum alloy slide rail as recited in claim 1, wherein: the front side shaping in the first vertical spout has the ladder groove, and fixed mounting has the lifter on the first spacing round pin, and lifter sliding fit installs in the ladder groove.
3. A heavy-duty aluminum alloy slide rail as recited in claim 2, wherein: the front side fixed mounting of well rail left end has the apron, and the shaping has the vertical spout of second on the apron, and the front end sliding fit of first spacer pin is installed in the vertical spout of second, and lift piece clearance fit sets up between ladder groove and apron.
4. A heavy-duty aluminum alloy slide rail as recited in claim 3, wherein: the front side shaping of well rail left end has first sunken groove, and first elastic element clearance fit installs in first sunken inslot, and first elastic element's one end butt sets up in first sunken inslot, and first elastic element's the other end butt sets up on first spacing round pin, and the apron covers first sunken inslot setting.
5. A heavy-duty aluminum alloy slide rail as recited in claim 1, wherein: the second concave groove is formed in the rotating groove, the second elastic element is installed in the second concave groove in a clearance fit mode, the poking hole is formed in the right end of the obtuse-angle rotating edge, one end of the second elastic element is arranged in the second concave groove in an abutting mode, and the other end of the second elastic element is bent and arranged in the poking hole in a penetrating mode.
6. A heavy-duty aluminum alloy slide rail as recited in claim 1, wherein: the front side of the left end of the outer rail is fixedly provided with a limiting edge, and the middle rail is arranged on the right side of the limiting edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322470324.9U CN220876314U (en) | 2023-09-12 | 2023-09-12 | Heavy-load aluminum alloy sliding rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322470324.9U CN220876314U (en) | 2023-09-12 | 2023-09-12 | Heavy-load aluminum alloy sliding rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220876314U true CN220876314U (en) | 2024-05-03 |
Family
ID=90870111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322470324.9U Active CN220876314U (en) | 2023-09-12 | 2023-09-12 | Heavy-load aluminum alloy sliding rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220876314U (en) |
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2023
- 2023-09-12 CN CN202322470324.9U patent/CN220876314U/en active Active
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