CN220192563U - Adjustable five-star plastic chair leg - Google Patents
Adjustable five-star plastic chair leg Download PDFInfo
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- CN220192563U CN220192563U CN202321279495.7U CN202321279495U CN220192563U CN 220192563 U CN220192563 U CN 220192563U CN 202321279495 U CN202321279495 U CN 202321279495U CN 220192563 U CN220192563 U CN 220192563U
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- fixedly connected
- chassis
- adjustable
- chair leg
- block
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- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 230000003028 elevating effect Effects 0.000 claims description 13
- 230000002146 bilateral effect Effects 0.000 claims description 7
- 230000001965 increasing effect Effects 0.000 abstract description 3
- 230000008602 contraction Effects 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000036544 posture Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The utility model discloses an adjustable five-star plastic chair leg which comprises a chassis, wherein the upper surface of the chassis is fixedly connected with a fixed column, the outer surface of the fixed column is provided with a buckle mechanism, the outer surface of the fixed column is provided with a supporting rod, the supporting rod is rotationally connected with a connecting frame, one end of the connecting frame is provided with a first lifting mechanism, the inner surface of the chassis is provided with a transmission mechanism, the outer surface of the chassis is fixedly connected with five chair legs, and the inner surface of the chair leg is provided with a second lifting mechanism. According to the utility model, the operation of the transmission mechanism is controlled through the arranged buckle mechanism and the first lifting mechanism, and the expansion and contraction of the universal wheels can be realized through the arranged transmission mechanism and the second lifting mechanism, so that the universal wheels can be moved and stably placed on different floors, and the comfort level of a user is increased.
Description
Technical Field
The utility model relates to the technical field of seat parts, in particular to an adjustable five-star plastic chair leg.
Background
Five star feet mainly comprise five chair feet and a central connecting part connected with the five chair feet, a seating structure for bearing the seat is arranged on the five chair feet, and rollers are arranged below the five chair feet to enable the seat to roll, so that the five star feet are one of the main parts of the common seat;
the prior art relates to an adjustable five-star plastic chair leg, wherein universal wheels are arranged at the bottom of the existing part of the adjustable five-star plastic chair leg to help a user to move, the existing part of the adjustable five-star plastic chair leg cannot be relatively static with the ground under the condition that the user changes different sitting postures, and the existing part of the adjustable five-star plastic chair leg cannot move, so that the chair needs to be moved when the user needs to move, and the user experience is poor.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides an adjustable five-star plastic chair leg.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a five stars plastic chair foot with adjustable, includes the chassis, the last fixed surface on chassis is connected with the fixed column, fixed column external surface installs buckle mechanism, fixed column external surface installs the bracing piece, the bracing piece rotates and is connected with the link, first elevating system is installed to link one end, chassis 1 internal surface installs drive mechanism, chassis external surface fixedly connected with five chair feet, chair foot internal surface installs second elevating system.
Further, the buckle mechanism comprises a connecting block fixedly connected to the outer surface of the fixed column, second holes are symmetrically formed in two sides of the connecting block, clamping blocks are slidably connected to the outer surfaces of the second holes, one ends of the clamping blocks penetrate through the fixed column, and second springs are fixedly connected to the outer surfaces of the clamping blocks.
Further, the first elevating system is including seting up the first hole at the fixed column lower surface, first hole surface sliding connection has the briquetting, briquetting and link one end rotation sliding connection, briquetting surface fixedly connected with first spring runs through the chassis.
Further, the transmission mechanism comprises five first limit grooves formed in the inner bottom of the chassis, the outer surfaces of the five first limit grooves are all connected with limiting blocks in a sliding mode, the upper surfaces of the five limiting blocks are all fixedly connected with first sliding blocks, the first sliding blocks are matched with the pressing blocks, one ends of the sliding blocks are all fixedly connected with L-shaped push rods, the outer surfaces of the L-shaped push rods are fixedly connected with third springs, and the L-shaped push rods penetrate through the chassis.
Further, the chair leg internal surface fixedly connected with limiting plate and fixed block, the second spacing groove has been seted up to the limiting plate surface, L type push rod runs through fixed block and second spacing groove sliding connection, L type push rod other end fixedly connected with kicking block.
Further, the second elevating system includes fixed slot of fixed connection at limiting plate lower surface, fixed slot internal surface sliding connection has the second slider, the third hole has been seted up to the fixed slot surface, the fixed slot bilateral symmetry is seted up flutedly, second slider bilateral symmetry fixedly connected with connecting rod, connecting rod surface and recess sliding connection, fixedly connected with fourth spring between connecting rod one end and the recess internal surface, rotate below the second slider and be connected with the universal wheel.
Furthermore, the underside of the five chair legs are fixedly connected with antiskid plates.
The utility model has the beneficial effects that:
when the adjustable five-star plastic chair leg is used, the operation of the transmission mechanism is controlled through the arranged buckle mechanism and the first lifting mechanism, and the extension and retraction of the universal wheels can be realized through the arranged transmission mechanism and the second lifting mechanism, so that the adjustable five-star plastic chair leg can be moved and stably placed on different floors, and the comfort level of a user is increased.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is an enlarged view of FIG. 1A in accordance with the present utility model;
FIG. 3 is an enlarged view of the utility model at B in FIG. 1;
fig. 4 is a perspective view of the connector of the present utility model.
Legend description:
1. a chassis; 2. fixing the column; 3. a support rod; 4. a connecting frame; 5. chair legs; 6. a first hole; 7. briquetting; 8. a first spring; 9. a connecting block; 10. a second hole; 11. a clamping block; 12. a second spring; 13. a first limit groove; 14. a limiting block; 15. a first slider; 16. an L-shaped push rod; 17. a third spring; 18. a limiting plate; 19. a fixed block; 20. a connecting rod; 21. a top block; 22. a fixing groove; 23. a second slider; 24. a third hole; 25. a universal wheel; 26. a cleat; 27. and a fourth spring.
Detailed Description
Referring to fig. 1 to 4, relate to an adjustable five-star plastic chair foot, including chassis 1, chassis 1's upper surface fixedly connected with fixed column 2, fixed column 2 surface mounting has buckle mechanism, buckle mechanism includes connecting block 9 of fixed connection at fixed column 2 surface, second hole 10 has been seted up to connecting block 9 bilateral symmetry, second hole 10 surface sliding connection has fixture block 11, fixture block 11 one end runs through fixed column 2, fixture block 11 surface fixedly connected with second spring 12, can restrict first elevating system's operation.
The bracing piece 3 is installed to fixed column 2 surface, and bracing piece 3 rotates to be connected with link 4, and first elevating system is installed to link 4 one end, and first elevating system is including seting up the first hole 6 at fixed column 2 lower surface, and first hole 6 surface sliding connection has briquetting 7, briquetting 7 and link 4 one end rotation sliding connection, briquetting 7 surface fixedly connected with first spring 8 and run through chassis 1, can drive mechanism operation.
The chassis 1 internal surface installs drive mechanism, drive mechanism is including seting up five first spacing groove 13 in chassis 1 inner bottom, the equal sliding connection of five first spacing groove 13 surface has stopper 14, the equal fixedly connected with first slider 15 of five stopper 14 upper surfaces, first slider 15 cooperatees with briquetting 7, the equal fixedly connected with L type push rod 16 of slider one end, L type push rod 16 external surface fixedly connected with third spring 17, L type push rod 16 runs through chassis 1, can drive the operation of second elevating system.
The chassis 1 surface fixedly connected with five chair feet 5, chair foot 5 internal surface installs second elevating system, second elevating system includes fixed slot 22 of fixed connection at limiting plate 18 lower surface, fixed slot 22 internal surface sliding connection has second slider 23, third hole 24 has been seted up to fixed slot 22 surface, the recess has been seted up to fixed slot 22 bilateral symmetry, second slider 23 bilateral symmetry fixedly connected with connecting rod 20, connecting rod 20 surface and recess sliding connection, fixedly connected with fourth spring 27 between connecting rod 20 one end and the recess internal surface, rotate below the second slider 23 and be connected with universal wheel 25, can realize the lift of universal wheel 25.
The inner surface of the chair leg 5 is fixedly connected with a limiting plate 18 and a fixed block 19, a second limiting groove is formed in the outer surface of the limiting plate 18, the L-shaped push rod 16 penetrates through the fixed block 19 and is in sliding connection with the second limiting groove, the other end of the L-shaped push rod 16 is fixedly connected with a top block 21, and movement of the L-shaped push rod 16 is limited.
The underside of the five chair legs 5 is fixedly connected with a antiskid plate 26, and the antiskid plate 26 is used for increasing the friction force with the ground.
When the adjustable five-star plastic chair leg is used, when a user needs to move, the user pulls the connecting frame 4 upwards, the clamping block 11 clamps one end of the connecting frame 4, the connecting frame 4 drives the pressing block 7 to move, then the L-shaped push rod 16 moves, the first limiting groove 13 limits the movement of the limiting block 14, then the L-shaped push rod 16 moves and limits, the L-shaped push rod 16 drives the top block 21 to move, then the second sliding block 23 is driven to move, and therefore the universal wheel 25 is driven to lift, when the user needs to stably and not move, the clamping block 11 is pulled, the first spring 8 pushes the pressing block 7 to move, the third spring 17 pushes the L-shaped push rod 16 to move, then the top block 21 is driven to move, the two fourth springs 27 push the adjacent connecting rods 20 to move, the two connecting rods 20 drive the second sliding block 23 to move, then the universal wheel 25 to move, and therefore the telescopic universal wheel 25 is completed, and the user experience is facilitated.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (7)
1. An adjustable five-star plastic chair leg, includes chassis (1), its characterized in that: the utility model discloses a novel chair for the children, including chassis (1), fixed column (2), buckle mechanism, bracing piece (3) are installed to fixed column (2) external surface mounting, bracing piece (3) rotation is connected with link (4), first elevating system is installed to link (4) one end, chassis (1) internal surface mounting has drive mechanism, chassis (1) external surface fixedly connected with five chair foot (5), chair foot (5) internal surface mounting has second elevating system.
2. An adjustable five-star plastic chair leg according to claim 1, wherein: the buckle mechanism comprises a connecting block (9) fixedly connected to the outer surface of the fixed column (2), second holes (10) are symmetrically formed in two sides of the connecting block (9), clamping blocks (11) are slidably connected to the outer surface of the second holes (10), one ends of the clamping blocks (11) penetrate through the fixed column (2), and second springs (12) are fixedly connected to the outer surface of the clamping blocks (11).
3. An adjustable five-star plastic chair leg according to claim 2, wherein: the first lifting mechanism comprises a first hole (6) formed in the lower surface of the fixed column (2), a pressing block (7) is slidably connected to the outer surface of the first hole (6), the pressing block (7) is rotationally and slidably connected with one end of the connecting frame (4), and a first spring (8) is fixedly connected to the outer surface of the pressing block (7) and penetrates through the chassis (1).
4. An adjustable five-star plastic chair leg as in claim 3, wherein: the transmission mechanism comprises five first limit grooves (13) formed in the inner bottom of the chassis (1), wherein five limit blocks (14) are slidably connected to the outer surfaces of the first limit grooves (13), five first sliding blocks (15) are fixedly connected to the upper surfaces of the limit blocks (14), the first sliding blocks (15) are matched with the pressing blocks (7), one ends of the sliding blocks are fixedly connected with L-shaped push rods (16), third springs (17) are fixedly connected to the outer surfaces of the L-shaped push rods (16), and the L-shaped push rods (16) penetrate through the chassis (1).
5. An adjustable five-star plastic chair leg according to claim 4, wherein: the utility model discloses a chair, including chair foot (5) internal surface fixedly connected with limiting plate (18) and fixed block (19), the second spacing groove has been seted up to limiting plate (18) surface, L type push rod (16) run through fixed block (19) and second spacing groove sliding connection, L type push rod (16) other end fixedly connected with kicking block (21).
6. An adjustable five-star plastic chair leg according to claim 5, wherein: the second elevating system includes fixed slot (22) of fixed connection at limiting plate (18) lower surface, fixed slot (22) internal surface sliding connection has second slider (23), third hole (24) are seted up to fixed slot (22) surface, fixed slot (22) bilateral symmetry is seted up flutedly, second slider (23) bilateral symmetry fixedly connected with connecting rod (20), connecting rod (20) surface and recess sliding connection, fixedly connected with fourth spring (27) between connecting rod (20) one end and the recess internal surface, rotate below second slider (23) and be connected with universal wheel (25).
7. An adjustable five-star plastic chair leg according to claim 1, wherein: anti-skid plates (26) are fixedly connected below the five chair legs (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321279495.7U CN220192563U (en) | 2023-05-25 | 2023-05-25 | Adjustable five-star plastic chair leg |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321279495.7U CN220192563U (en) | 2023-05-25 | 2023-05-25 | Adjustable five-star plastic chair leg |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220192563U true CN220192563U (en) | 2023-12-19 |
Family
ID=89145662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321279495.7U Active CN220192563U (en) | 2023-05-25 | 2023-05-25 | Adjustable five-star plastic chair leg |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220192563U (en) |
-
2023
- 2023-05-25 CN CN202321279495.7U patent/CN220192563U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |