CN220458968U - Integrated sliding adjusting mechanism of office chair - Google Patents
Integrated sliding adjusting mechanism of office chair Download PDFInfo
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- CN220458968U CN220458968U CN202322087340.XU CN202322087340U CN220458968U CN 220458968 U CN220458968 U CN 220458968U CN 202322087340 U CN202322087340 U CN 202322087340U CN 220458968 U CN220458968 U CN 220458968U
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- 238000000034 method Methods 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 5
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- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000000087 stabilizing effect Effects 0.000 description 1
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Abstract
The utility model discloses an integral sliding adjusting mechanism of an office chair, which belongs to the technical field of office chairs and comprises a base, wherein a pulley lifting mechanism is arranged in the base, a supporting column is arranged at the upper end of the base, a seat height adjusting mechanism is arranged in the supporting column, and a lifting column is arranged at the upper end of the supporting column in a sliding connection mode from inside to outside.
Description
Technical Field
The utility model belongs to the technical field of office chairs, and particularly relates to an office chair integrated sliding adjusting mechanism.
Background
Office chairs refer to various chairs equipped for convenience in daily work and social activities, office partners divide office chairs into a narrow sense and a broad sense, the narrow sense office chairs refer to backrest chairs in which a person sits when doing a desktop work in a sitting posture, and the broad sense office chairs refer to all chairs used in offices, including office chairs, middle office chairs, guest chairs, staff chairs, conference chairs, guest chairs, training chairs, and the like.
The Chinese patent application number 20228717.12151 discloses an office chair integrated sliding adjusting mechanism, which comprises a fixed seat and a bolt; the fixing base is as follows: the inside is matched with the fixed block, mounting plates are arranged on two sides of the top end of the fixed block, the bolts are arranged in the fixing holes in the middle of the mounting plates, the compression bar is rotationally connected in the through groove on the left side face of the fixed seat, the middle of the bottom end of the fixed seat is provided with a connecting seat, a hydraulic rod is inserted in the connecting seat, the bottom end of the hydraulic rod is inserted in the fixing groove in the middle of the top end of the base, a fixing component is arranged on the side face of the fixed seat, and a stabilizing component is arranged on the outer side of the base; wherein: the office chair integrated sliding adjusting mechanism is convenient to detach, good in stability and strong in functionality.
The height adjusting mechanism of the office chair is adjusted through the hydraulic rod, the existing adjusting mode is relatively convenient, but the service life is relatively low, the hydraulic rod is easily damaged by the pressure applied by heavier personnel, and the maintenance cost is relatively high; the anti-slip structure of the pulley is anti-slip in a friction-increasing mode, and the anti-slip effect is limited after all.
Disclosure of Invention
To solve the problems set forth in the background art. The utility model provides an office chair integrated sliding adjusting mechanism which has the characteristics of longer service life of a height adjusting device, lower maintenance cost and convenience in lifting and lowering a pulley.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an office chair integral type slip adjustment mechanism, includes the base, the internally mounted of base has pulley elevating system, and the support column is installed to the upper end of base, and the internally mounted of support column has seat height adjustment mechanism, and the lifting column is installed by inside-out sliding connection to the upper end of support column, and the fixing base is installed to the upper end of lifting column, and the constant head tank has been seted up to the upper end of fixing base.
Preferably, the seat height adjusting mechanism comprises a threaded rod, a first bevel gear, a first rotating handle, a rotating rod and a second bevel gear, wherein the threaded rod is installed at the inner center of the supporting column, the threaded rod is connected with the lifting column through threaded engagement, the first bevel gear is installed on the lower end surface of the threaded rod, the second bevel gear is installed on the side edge of the first bevel gear in an engaged mode, the rotating rod is installed on the side edge of the second bevel gear, and the first rotating handle is installed on the other end of the rotating rod.
Preferably, the seat height adjusting mechanism further comprises a limiting groove and a limiting block, wherein the limiting block is installed on the inner wall of the supporting column, and the limiting groove corresponding to the limiting block is formed in the side edge of the lifting column.
Preferably, the lower end of the threaded rod is rotationally connected with the support column through a bearing, and the joint of the rotating rod and the support column is rotationally connected through a bearing.
Preferably, the pulley elevating system includes gag lever post, dog, changes two, screw rod, pulley and lifter plate, and wherein, the internally mounted of base has the lifter plate, and the pulley is installed to the lower extreme of lifter plate, and the screw rod is installed in the upper end one side rotation connection of lifter plate, changes two to the upper end of screw rod, and the gag lever post is installed to the upper end opposite side of lifter plate, and the dog is installed to the upper end of gag lever post.
Preferably, the pulley lifting mechanism further comprises a sliding block and a sliding groove, wherein the sliding block is arranged on the side edge of the lifting plate, and the sliding groove corresponding to the sliding block is formed in the inner side of the base.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the seat height adjusting mechanism is arranged, so that the service life of the mechanism for the seat height adjusting structure is longer, the maintenance cost of the mechanism is relatively lower even if the mechanism is damaged, and in addition, the mechanism can improve the stability of the lifting process of the lifting column through the arrangement of the limiting block and the limiting groove.
2. According to the utility model, the pulley lifting mechanism is arranged, so that the pulley can be lifted conveniently, and the pulley can be retracted into the base when the seat does not need to be moved, so that the problem that the base and the ground slide relatively is avoided.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a perspective cutaway view of the seat height adjustment mechanism of the present utility model;
FIG. 3 is a perspective cut-away view of the pulley lift mechanism of the present utility model;
in the figure: 1. a base; 2. a seat height adjustment mechanism; 21. a limit groove; 22. a limiting block; 23. a threaded rod; 24. bevel gears I; 25. a bearing; 26. a first rotating handle; 27. a rotating lever; 28. bevel gears II; 3. lifting columns; 4. a positioning groove; 5. a fixing seat; 6. a support column; 7. a pulley lifting mechanism; 71. a limit rod; 72. a stop block; 73. a second rotating handle; 74. a screw; 75. a slide block; 76. a chute; 77. a pulley; 78. and a lifting plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
Example 1
Referring to fig. 1-3, the present utility model provides the following technical solutions: the utility model provides an office chair integral type slip adjustment mechanism, includes base 1, and the internally mounted of base 1 has pulley elevating system 7, and support column 6 is installed to the upper end of base 1, and the internally mounted of support column 6 has seat height adjustment mechanism 2, and the upper end of support column 6 is installed lift post 3 by inside-out sliding connection, and fixing base 5 is installed to the upper end of lift post 3, and constant head tank 4 has been seted up to the upper end of fixing base 5.
Specifically, the seat height adjusting mechanism 2 comprises a threaded rod 23, a first bevel gear 24, a first rotating handle 26, a rotating rod 27 and a second bevel gear 28, wherein the threaded rod 23 is arranged at the inner center of the supporting column 6, the threaded rod 23 is connected with the lifting column 3 through threaded engagement, the first bevel gear 24 is arranged on the lower end surface of the threaded rod 23, the second bevel gear 28 is arranged on the side edge of the first bevel gear 24 in an engaged manner, the rotating rod 27 is arranged on the side edge of the second bevel gear 28, the first rotating handle 26 is arranged at the other end of the rotating rod 27,
through adopting above-mentioned technical scheme, through rotating first 26, the rotation of first 26 rotates the drive dwang 27 and rotates, and dwang 27 rotates and drives bevel gear two 28 rotations, and bevel gear two 28 rotations drive bevel gear one 24 rotations, and bevel gear one 24 rotations drive threaded rod 23 rotations, and threaded rod 23 rotations drive lift post 3 goes up and down.
Specifically, the seat height adjusting mechanism 2 further comprises a limit groove 21 and a limit block 22, wherein the limit block 22 is arranged on the inner wall of the support column 6, the limit groove 21 corresponding to the limit block 22 is arranged on the side edge of the lifting column 3,
through adopting above-mentioned technical scheme, can make lift post 3 can make stopper 22 and spacing groove 21 carry out sliding connection when going up and down, avoid threaded rod 23 to rotate and drive lift post 3 and rotate in step.
Specifically, the lower end of the threaded rod 23 is rotationally connected with the support column 6 through a bearing 25, the joint of the rotating rod 27 and the support column 6 is rotationally connected through the bearing 25,
by adopting the technical scheme, the stability of the rotation process of the threaded rod 23 can be improved, the rotation blocking of the threaded rod is avoided, and the problem of gear engagement dislocation of the bevel gears 24 and 28 can be avoided.
When the seat height adjusting mechanism is used, when the seat height adjusting mechanism needs to be used, the first rotating handle 26 is rotated, the first rotating handle 26 rotates to drive the rotating rod 27 to rotate, the rotating rod 27 rotates to drive the bevel gear II 28 to rotate, the bevel gear II 28 rotates to drive the bevel gear I24 to rotate, the bevel gear I24 rotates to drive the threaded rod 23 to rotate, the threaded rod 23 rotates to drive the lifting column 3 to lift, the limiting block 22 is arranged on the inner wall of the supporting column 6, the limiting groove 21 corresponding to the limiting block 22 is formed in the side edge of the lifting column 3, the limiting block 22 and the limiting groove 21 can be in sliding connection when the lifting column 3 lifts, the threaded rod 23 is prevented from rotating to drive the lifting column 3 to synchronously rotate, in addition, the service life of the seat height adjusting mechanism is longer, and the maintenance cost is relatively low even after the mechanism is damaged;
example 2
This embodiment differs from embodiment 1 in that: the pulley lifting mechanism 7 comprises a limiting rod 71, a stop block 72, a second rotating handle 73, a screw 74, a pulley 77 and a lifting plate 78, wherein the lifting plate 78 is arranged in the base 1, the pulley 77 is arranged at the lower end of the lifting plate 78, one side of the upper end of the lifting plate 78 is rotatably connected with the screw 74, the second rotating handle 73 is arranged at the upper end of the screw 74, the limiting rod 71 is arranged at the other side of the upper end of the lifting plate 78, the stop block 72 is arranged at the upper end of the limiting rod 71,
through adopting above-mentioned technical scheme, can rotate the second 73 through rotating, rotate the second 73 rotation drive screw rod 74 rotation, screw rod 74 rotation drive lifter plate 78 lift, lifter plate 78 lift drive pulley 77 lift to the convenience is used to pulley 77.
Specifically, the pulley lifting mechanism 7 further comprises a sliding block 75 and a sliding groove 76, wherein the sliding block 75 is arranged at the side edge of the lifting plate 78, the sliding groove 76 corresponding to the sliding block 75 is arranged at the inner side of the base 1,
by adopting the technical scheme, the lifting plate 78 can drive the sliding block 75 to slide in the sliding groove 76 when lifting, so that the stability of the lifting process of the lifting plate 78 is improved.
When the seat is used, the second rotating handle 73 is rotated to drive the screw 74 to rotate, the screw 74 rotates to drive the lifting plate 78 to lift, the lifting plate 78 lifts to drive the pulley 77 to lift, so that the pulley 77 is contracted into the base 1, the base 1 and the ground are prevented from sliding, meanwhile, the lifting plate 78 lifts to drive the limiting rod 71 to slide with the base 1, stability of the lifting process of the lifting plate 78 is improved, the sliding grooves 76 corresponding to the sliding blocks 75 are formed in the inner side of the base 1 through the sliding blocks 75 mounted on the side edges of the lifting plate 78, and the lifting plate 78 can be enabled to drive the sliding blocks 75 to slide in the sliding grooves 76 when lifted, so that stability of the lifting process of the lifting plate 78 is further improved.
The working principle and the using flow of the utility model are as follows: when the lifting seat is used, when the height of the seat is required to be adjusted, the first rotating handle 26 is rotated, the first rotating handle 26 rotates to drive the rotating rod 27 to rotate, the rotating rod 27 rotates to drive the bevel gear II 28 to rotate, the bevel gear II 28 rotates to drive the bevel gear I24 to rotate, the bevel gear I24 rotates to drive the threaded rod 23 to rotate, the threaded rod 23 rotates to drive the lifting column 3 to lift, the limiting block 22 is arranged on the inner wall of the supporting column 6, the limiting groove 21 corresponding to the limiting block 22 is arranged on the side edge of the lifting column 3, so that the limiting block 22 and the limiting groove 21 can be in sliding connection when the lifting column 3 lifts, the threaded rod 23 is prevented from rotating to drive the lifting column 3 to synchronously rotate, in addition, the mechanism has longer service life for the height adjusting structure of the seat, and the maintenance cost is relatively low even after the mechanism is damaged; when the seat is used, the second rotating handle 73 is rotated to drive the screw 74 to rotate, the screw 74 is rotated to drive the lifting plate 78 to ascend, the lifting plate 78 ascends to drive the pulley 77 to ascend, so that the pulley 77 is contracted into the base 1, the base 1 and the ground are prevented from sliding, meanwhile, the lifting plate 78 ascends to drive the limiting rod 71 to slide with the base 1, stability of the lifting plate 78 in the lifting process is improved, the sliding grooves 76 corresponding to the sliding blocks 75 are formed in the inner side of the base 1 through the sliding blocks 75 mounted on the side edges of the lifting plate 78, and the lifting plate 78 can be enabled to drive the sliding blocks 75 to slide in the sliding grooves 76 in the lifting process, so that stability of the lifting plate 78 in the lifting process is further improved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an office chair integral type slip adjustment mechanism, includes base, its characterized in that: the inside of base has pulley elevating system, and the support column is installed to the upper end of base, and the internally mounted of support column has seat height adjustment mechanism, and the lifting column is installed by inside-out sliding connection to the upper end of support column, and the fixing base is installed to the upper end of lifting column, and the constant head tank has been seted up to the upper end of fixing base.
2. An office chair-integrated sliding adjustment mechanism according to claim 1, wherein: the seat height adjusting mechanism comprises a threaded rod, a first bevel gear, a first rotating handle, a rotating rod and a second bevel gear, wherein the threaded rod is installed at the inner center of the supporting column, the threaded rod is connected with the lifting column through threaded engagement, the first bevel gear is installed on the lower end surface of the threaded rod, the second bevel gear is installed on the side edge of the first bevel gear in an engaged mode, the rotating rod is installed on the side edge of the second bevel gear, and the first rotating handle is installed on the other end of the rotating rod.
3. An office chair-integrated sliding adjustment mechanism according to claim 2, wherein: the seat height adjusting mechanism further comprises a limiting groove and a limiting block, wherein the limiting block is installed on the inner wall of the supporting column, and the limiting groove corresponding to the limiting block is formed in the side edge of the lifting column.
4. An office chair-integrated sliding adjustment mechanism according to claim 2, wherein: the lower end of the threaded rod is rotationally connected with the support column through a bearing, and the joint of the rotating rod and the support column is rotationally connected through a bearing.
5. An office chair-integrated sliding adjustment mechanism according to claim 1, wherein: the pulley elevating system includes gag lever post, dog, changes two, screw rod, pulley and lifter plate, and wherein, the internally mounted of base has the lifter plate, and the pulley is installed to the lower extreme of lifter plate, and the screw rod is installed in the upper end one side rotation connection of lifter plate, changes two in the upper end of screw rod, and the gag lever post is installed to the upper end opposite side of lifter plate, and the dog is installed to the upper end of gag lever post.
6. An office chair-integrated sliding adjustment mechanism according to claim 5, wherein: the pulley lifting mechanism further comprises a sliding block and a sliding groove, wherein the sliding block is arranged on the side edge of the lifting plate, and the sliding groove corresponding to the sliding block is formed in the inner side of the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322087340.XU CN220458968U (en) | 2023-08-04 | 2023-08-04 | Integrated sliding adjusting mechanism of office chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322087340.XU CN220458968U (en) | 2023-08-04 | 2023-08-04 | Integrated sliding adjusting mechanism of office chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220458968U true CN220458968U (en) | 2024-02-09 |
Family
ID=89779068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322087340.XU Active CN220458968U (en) | 2023-08-04 | 2023-08-04 | Integrated sliding adjusting mechanism of office chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220458968U (en) |
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2023
- 2023-08-04 CN CN202322087340.XU patent/CN220458968U/en active Active
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