CN219910437U - Two-way positioning guide pulley structure - Google Patents
Two-way positioning guide pulley structure Download PDFInfo
- Publication number
- CN219910437U CN219910437U CN202320707416.1U CN202320707416U CN219910437U CN 219910437 U CN219910437 U CN 219910437U CN 202320707416 U CN202320707416 U CN 202320707416U CN 219910437 U CN219910437 U CN 219910437U
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- Prior art keywords
- bracket
- roller
- cover body
- front cover
- roller bracket
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- 230000002457 bidirectional effect Effects 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 206010012411 Derailment Diseases 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Support Devices For Sliding Doors (AREA)
Abstract
The utility model relates to the technical field of door guide structures, in particular to a bidirectional positioning guide pulley structure, wherein a roller bracket which moves up and down is arranged on an upper chuck; the roller bracket is rotationally connected with a second roller which is horizontally arranged and a first roller which is vertically arranged; the roller bracket and the upper chuck are clamped and fixed through the clamping component. When the utility model is used, the roller bracket is inserted into the guide rail groove of the guide rail; the width of the second roller is equal to that of the guide rail groove, so that an upper chuck connected to the roller bracket cannot shake left and right in the guide rail, and horizontal positioning of the movable door is realized; then, the relative height between the roller bracket and the upper chuck is adjusted by loosening the clamping assembly, so that the roller bracket moves up and down on the upper chuck, the first roller is propped against the inner top wall of the guide rail groove, and an upper support and a lower support are formed by the first roller and the roller below the movable door; the sliding door can be ensured to slide smoothly, and the risk of derailment of the sliding door can be reduced.
Description
Technical Field
The utility model relates to the technical field of door guide structures, in particular to a guide pulley structure with bidirectional positioning.
Background
The shower room door glass door is generally supported to the lower roller through the upper and lower rails and combined with the upper rail to guide the roller, so that smooth sliding of the door is realized, but when the door is designed, the vertical height of the wall hole is measured or the error of the door in processing is caused, and the installation between the upper guide rail and the upper roller is also caused to be problematic:
1. when the vertical height of the wall hole is greater than the actual height when measured or the height of the door is greater than the designed height when processed, the upper roller and the lower roller are easy to be blocked between the upper guide rail and the lower guide rail, so that the door is not smooth when opened, and the abrasion speed of the rollers is accelerated. In severe cases, the door cannot be installed between the upper and lower rails.
2. When the vertical height of the wall hole is smaller than the actual height, the lower roller can be stably supported on the lower guide rail, but a gap exists between the upper roller and the upper guide rail, so that when the door slides, jumping occurs, and derailment risks are easily generated.
Disclosure of Invention
The utility model aims to overcome the defects and shortcomings of the prior art and provide a bidirectional positioning guide pulley structure.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model relates to a bidirectional positioning guide pulley structure, which comprises an upper chuck used for clamping and fixing on a movable door;
the upper chuck is provided with a roller bracket which is arranged on the upper chuck and moves up and down; the roller bracket is rotationally connected with a second roller which is horizontally arranged and a first roller which is vertically arranged; the roller support and the upper chuck are clamped and fixed through the clamping assembly.
Further, the upper chuck consists of a front cover body and a rear pressing plate; the front cover body is provided with a threaded hole; the front cover body and the rear pressing plate are clamped and fixed by the locking bolt which passes through the rear pressing plate and then is locked in the threaded hole.
Further, a bracket sliding block is arranged on the roller bracket; the top of the front cover body is provided with a bracket guide groove matched with the bracket sliding block; the bracket sliding block is inserted into the bracket guide groove; the bracket sliding block is provided with a bracket threaded hole; the outer side wall of the front cover body is provided with a strip-shaped groove communicated with the bracket guide groove; the front cover body is fixed with the bracket sliding block after the adjusting bolt is inserted into the strip-shaped groove and then is connected with the bracket threaded hole in a threaded mode.
Further, a first gasket is fixed on the surface of the front cover body, which is attached to the movable door; a second gasket is fixed on the surface of the rear pressing plate, which is attached to the movable door; the second gasket is provided with a gasket positioning groove; the front cover body is provided with a cover body positioning block matched with the gasket positioning groove; the back cover plate is arranged outside the back pressing plate.
Further, a toggle rod is rotatably connected to the roller bracket; a torsion spring is arranged on the roller bracket; two ends of the torsion spring are respectively connected to the toggle rod and the roller bracket.
Further, a rotating shaft which is rotationally connected to the roller bracket is fixed on the toggle rod; the rotating shaft is provided with a handle hole.
After the structure is adopted, the utility model has the beneficial effects that: when the bidirectional positioning guide pulley structure is used, the roller bracket is inserted into the guide rail groove of the guide rail; the width of the second roller is equal to that of the guide rail groove, so that an upper chuck connected to the roller bracket cannot shake left and right in the guide rail, and horizontal positioning of the movable door is realized; then, the relative height between the roller bracket and the upper chuck is adjusted by loosening the clamping assembly, so that the roller bracket moves up and down on the upper chuck, the first roller is propped against the inner top wall of the guide rail groove, and an upper support and a lower support are formed by the first roller and the roller below the movable door; the sliding door can be ensured to slide smoothly, and the risk of derailment of the sliding door can be reduced.
Drawings
FIG. 1 is a cross-sectional view of a track and a sliding door in which the present utility model is installed;
FIG. 2 is a partial view of the present utility model installed between a guide rail and a sliding door;
FIG. 3 is a block diagram of the present utility model;
FIG. 4 is an exploded view of the present utility model;
FIG. 5 is a block diagram of a roller bracket;
fig. 6 is a first perspective view of the front cover;
fig. 7 is a second perspective view of the front cover;
reference numerals illustrate:
A. a guide rail; a1, straight grooves; B. a buffering damper; C. a moving door; 1. a first roller;
2. a roller bracket; 201. a bracket slide block; 201a, bracket threaded holes; 3. a second roller;
4. a back cover plate; 5. a front cover; 501. a bracket guide groove; 502. a bar-shaped groove;
503. a cover positioning block; 6. a toggle rod; 7. a rotating shaft; 8. a rear pressing plate; 9. an adjusting bolt;
10. a locking bolt; 11. a torsion spring; 12. a first gasket; 13. and a second gasket.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1 to 7, a bi-directional positioning guide pulley structure according to the present utility model includes an upper chuck for clamping and fixing to a moving door C;
the upper clamping head is provided with a roller bracket 2 which is arranged on the upper clamping head and moves up and down; the roller bracket 2 is rotatably connected with a second roller 3 which is horizontally arranged and a first roller 1 which is vertically arranged; the roller bracket 2 and the upper chuck are clamped and fixed through a clamping assembly;
the roller bracket 2 is inserted into a guide rail groove of the guide rail A; the width of the second roller 3 is equal to that of the guide rail groove, so that an upper chuck connected to the roller bracket 2 cannot shake left and right in the guide rail A, and the horizontal positioning of the movable door C is realized; then, the relative height between the roller bracket 2 and the upper chuck is adjusted by loosening the clamping assembly, so that the roller bracket 2 moves up and down on the upper chuck, the first roller 1 is propped against the inner top wall of the guide rail groove, and an upper support and a lower support are formed by the first roller 1 and the roller below the movable door C; the sliding door C can be ensured to slide smoothly, and the risk of derailment of the sliding door C can be reduced.
As a preferable mode of the utility model, the upper clamp head consists of a front cover body 5 and a rear pressing plate 8; the front cover body 5 is provided with a threaded hole; the front cover body 5 and the rear pressing plate 8 are clamped and fixed by the locking bolts 10 which penetrate through the rear pressing plate 8 and then are locked in the threaded holes;
after the front cover body 5 and the rear pressing plate 8 clamp the movable door C, the front cover body 5 and the rear pressing plate 8 are fixedly connected through the locking bolt 10, so that the upper clamping head is connected with the movable door C.
As a preferable mode of the present utility model, the roller bracket 2 is provided with a bracket slider 201; a bracket guide groove 501 matched with the bracket slide block 201 is arranged at the top of the front cover body 5; the bracket slider 201 is inserted into the bracket guide groove 501; the bracket slider 201 is provided with a bracket threaded hole 201a; the outer side wall of the front cover body 5 is provided with a strip-shaped groove 502 communicated with the bracket guide groove 501; the front cover body 5 is fixed with the bracket sliding block 201 after being inserted into the strip-shaped groove 502 through the adjusting bolt 9 and then connected with the bracket threaded hole 201a in a threaded manner;
after the adjusting bolt 9 is loosened, the bracket sliding block 201 can slide in the bracket guide groove 501 to adjust the height of the roller bracket 2 on the front cover body 5, so that the first roller 1 is propped against the inner top wall of the guide rail groove; after the adjusting bolt 9 is locked, the bracket slide 201 and the front cover 5 are mutually fixed, and the position of the roller bracket 2 on the front cover 5 is fixed.
As a preferable mode of the present utility model, a first gasket 12 is fixed on the surface of the front cover 5, which is attached to the moving door C; a second gasket 13 is fixed on the surface of the rear pressing plate 8, which is attached to the movable door C; the second gasket 13 is provided with a gasket positioning groove; a cover body positioning block 503 matched with the gasket positioning groove is arranged on the front cover body 5; the rear cover plate 4 is arranged outside the rear pressing plate 8; the cover body positioning block 503 is embedded into the gasket positioning groove, so that the first gasket 12 is positioned, the first gasket 12 and the second gasket 13 are pressed on the movable door C, the movable door C is prevented from being scratched, and the friction force between the upper clamping head and the movable door C is increased.
As a preferable mode of the utility model, the roller bracket 2 is rotatably connected with a toggle rod 6; a torsion spring 11 is arranged on the roller bracket 2; two ends of the torsion spring 11 are respectively connected to the toggle rod 6 and the roller bracket 2; since the diameter of the second roller 3 is just equal to the width of the rail groove,
the poking rod 6 extends outwards in a normal state and exceeds the single-side width of the second roller 3, and when the roller bracket 2 is inserted into the guide rail A, the poking rod 6 can obstruct the insertion of the roller bracket 2, so that the roller bracket 2 is more inconvenient to install;
the toggle rod 6 is pressed on the roller bracket 2 under the elastic force of the torsion spring 11 and is horizontally arranged; before the roller bracket 2 is installed, the toggle rod 6 needs to be turned upwards by a certain angle to be retracted into the position where the second roller 3 projects upwards against the resistance of the torsion spring 11; after the roller bracket 2 is completely inserted into the guide rail groove, the force on the torsion spring 11 is removed, and the toggle rod 6 automatically resets to the position of being inserted into the buckle alignment with the buffer damper B; a straight groove A1 is arranged on the buckle of the buffer damper B along the horizontal direction and is used for passing through the toggle rod 6 when the movable door C slides.
As a preferable mode of the utility model, the toggle rod 6 is fixedly provided with a rotating shaft 7 which is rotatably connected with the roller bracket 2; the rotating shaft 7 is provided with a handle hole;
the toggle rod 6 is rotated against the resistance of the torsion spring 11 by rotating the rotating shaft 7.
When the utility model is used, the roller bracket is inserted into the guide rail groove of the guide rail; the width of the second roller is equal to that of the guide rail groove, so that an upper chuck connected to the roller bracket cannot shake left and right in the guide rail, and horizontal positioning of the movable door is realized; after the adjusting bolt is loosened, the bracket sliding block can slide in the bracket guide groove to adjust the height of the roller bracket on the front cover body, so that the first roller is tightly propped against the inner top wall of the guide rail groove and forms an upper support and a lower support with the roller below the movable door; after the adjusting bolt is locked, the bracket sliding block and the front cover body are mutually fixed, and the position of the roller bracket on the front cover body is fixed; the first roller is tightly propped against the inner top wall of the guide rail groove, so that the sliding smoothness of the movable door can be ensured, and the risk of derailment of the movable door can be reduced; the rotating shaft is rotated to enable the toggle rod to rotate against the resistance of the torsion spring, and the toggle rod is pressed on the roller bracket and is horizontally arranged; before the roller bracket is installed, the resistance of the torsion spring needs to be overcome, and the toggle rod is turned upwards for a certain angle to retract to the position where the second roller projects upwards; after the roller support is completely inserted into the guide rail groove, the force on the torsion spring is removed, and the toggle rod automatically resets to a position where the toggle rod is inserted into the buffer damper buckle alignment.
The foregoing description is only of the preferred embodiments of the utility model, and all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the utility model are therefore intended to be embraced therein.
Claims (6)
1. A bidirectional positioning guide pulley structure comprises an upper chuck for clamping and fixing on a movable door (C);
the method is characterized in that: the upper clamping head is provided with a roller bracket (2) which is arranged on the upper clamping head and moves up and down; the roller bracket (2) is rotationally connected with a second roller (3) which is horizontally arranged and a first roller (1) which is vertically arranged; the roller bracket (2) is clamped and fixed with the upper clamping head through the clamping assembly.
2. A bi-directional positioning guide pulley structure as in claim 1 wherein: the upper chuck consists of a front cover body (5) and a rear pressing plate (8); the front cover body (5) is provided with a threaded hole; the front cover body (5) and the rear pressing plate (8) are clamped and fixed by the locking bolt (10) penetrating through the rear pressing plate (8) and then being locked in the threaded hole.
3. A bi-directional positioning guide pulley structure as in claim 2 wherein: a bracket sliding block (201) is arranged on the roller bracket (2); a bracket guide groove (501) matched with the bracket sliding block (201) is formed in the top of the front cover body (5); the bracket sliding block (201) is inserted into the bracket guide groove (501); a bracket threaded hole (201 a) is formed in the bracket sliding block (201); the outer side wall of the front cover body (5) is provided with a strip-shaped groove (502) communicated with the bracket guide groove (501); the front cover body (5) is fixed with the bracket sliding block (201) after the adjusting bolt (9) is inserted into the strip-shaped groove (502) and is connected with the bracket threaded hole (201 a) in a threaded mode.
4. A bi-directional positioning guide pulley structure as in claim 2 wherein: a first gasket (12) is fixed on the surface of the front cover body (5) which is attached to the movable door (C); a second gasket (13) is fixed on the surface of the rear pressing plate (8) attached to the movable door (C); the second gasket (13) is provided with a gasket positioning groove; a cover body positioning block (503) matched with the gasket positioning groove is arranged on the front cover body (5); a rear cover plate (4) is arranged outside the rear pressing plate (8).
5. A bi-directional positioning guide pulley structure as in claim 1 wherein: a toggle rod (6) is rotatably connected to the roller bracket (2); a torsion spring (11) is arranged on the roller bracket (2); two ends of the torsion spring (11) are respectively connected to the toggle rod (6) and the roller bracket (2).
6. The bi-directional positioning guide pulley structure of claim 5 wherein: a rotating shaft (7) which is rotationally connected to the roller bracket (2) is fixed on the toggle rod (6); the rotating shaft (7) is provided with a handle hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320707416.1U CN219910437U (en) | 2023-04-03 | 2023-04-03 | Two-way positioning guide pulley structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320707416.1U CN219910437U (en) | 2023-04-03 | 2023-04-03 | Two-way positioning guide pulley structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219910437U true CN219910437U (en) | 2023-10-27 |
Family
ID=88428150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320707416.1U Active CN219910437U (en) | 2023-04-03 | 2023-04-03 | Two-way positioning guide pulley structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219910437U (en) |
-
2023
- 2023-04-03 CN CN202320707416.1U patent/CN219910437U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |