CN217090077U

CN217090077U - Multifunctional chair

Info

Publication number: CN217090077U
Application number: CN202220953833.XU
Authority: CN
Inventors: 王翠平; 张祖豪; 张国存
Original assignee: Guangdong Tal Technology Industry Co ltd
Current assignee: Guangdong Tal Technology Industry Co ltd
Priority date: 2022-04-24
Filing date: 2022-04-24
Publication date: 2022-08-02
Anticipated expiration: 2032-04-24

Abstract

The utility model discloses a multifunctional chair. The utility model discloses a: the chair chassis, the fixed sleeve that is provided with in top on chair chassis, sliding sleeve is equipped with the backup pad in the sleeve, the fixed pinion rack that is provided with in one side of backup pad, the spout has been seted up on telescopic one side inner wall, fixed two reset spring that are provided with on one side inner wall of spout, the fixed same movable plate that is provided with of one end of two reset spring, the fixed block that is provided with in one side of movable plate, the fixed block cooperatees with the tooth of pinion rack, the utility model discloses a cooperation of backup pad, pinion rack, fixed block, movable plate, reset spring and connecting rod is convenient for adjust the height of seat board according to the personnel of different heights, and through the cooperation of cross axle, worm dwang, transmission worm wheel and rotor plate, be convenient for adjust the angle of back board for personnel can be more comfortable seat on the seat board.

Description

Multifunctional chair

Technical Field

The utility model relates to the technical field of chairs, in particular to a multifunctional chair.

Background

The chair is a daily-life furniture, a seat with a backrest and armrests. Modern chairs pursue beauty and fashion, and some chairs are not used as seats alone, so that the life of people is more convenient under the combination of science and technology.

However, the existing chair has a single function, the height of the chair cannot be adjusted according to needs, so that the chair cannot be suitable for people with different heights to use, the angle of the backrest is inconvenient to adjust, and the people cannot sit on the chair more comfortably.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multifunctional chair to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a multifunctional chair comprising: the chair chassis, the fixed sleeve that is provided with in top on chair chassis, sliding sleeve is equipped with the backup pad in the sleeve, one side of backup pad is fixed and is provided with the pinion rack, the spout has been seted up on one side inner wall of sleeve, fixed two reset spring that are provided with on one side inner wall of spout, the fixed same movable plate that is provided with of one end of two reset spring, one side of movable plate is fixed and is provided with the fixed block, the fixed block cooperatees with the tooth of pinion rack, the fixed connecting rod that is provided with of opposite side of movable plate, the fixed seat board that is provided with in top of backup pad, the cavity has been seted up in the seat board, it is provided with same cross axle to rotate on the both sides inner wall of cavity, the fixed worm that is equipped with in the outside of cross axle, it is provided with same dwang to rotate on the front and back side inner wall of cavity, the outside fixed cover of dwang is equipped with the transmission worm wheel, the worm meshes with the transmission worm wheel mutually, the front and back end of dwang all is fixed and is provided with the rotor plate, and the top of two rotor plates is fixed and is provided with same back board.

Furthermore, one end of the cross shaft extends to the outer side of the seat plate and is fixedly provided with a hand wheel.

Furthermore, two armrests are fixedly arranged at the top of the seat board, and a seat cushion is fixedly arranged on one side of the backrest board.

Furthermore, the top of backup pad is fixed and is provided with the mounting panel, the both sides of mounting panel all are fixed and are provided with the strengthening rib, mounting panel and strengthening rib all fixed the setting in the bottom of seat board.

Furthermore, a guide groove is formed in the inner wall of the other side of the sleeve, a guide plate is sleeved in the guide groove in a sliding mode, and the guide plate is fixedly arranged on the other side of the supporting plate.

Furthermore, the movable plate is slidably sleeved in the chute, and one end of the connecting rod is fixedly provided with a handle.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a backup pad, the pinion rack, the fixed block, the movable plate, the cooperation of reset spring and connecting rod, be convenient for adjust the height of seat board according to the personnel of different heights, through the cross axle, the worm dwang, the cooperation of transmission worm wheel and rotor plate, be convenient for adjust the angle of back board, make personnel can be more comfortable sit on the seat board, it is comparatively single to have solved current chair function, can not adjust the height of chair as required, lead to the unable personnel that are suitable for different heights to use, and inconvenient angle to the back is adjusted, lead to the unable more comfortable problem of sitting on the chair of personnel.

Drawings

Fig. 1 is a schematic structural diagram in an embodiment of the present invention;

fig. 2 is a schematic structural diagram according to an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at position A;

fig. 4 is a partially enlarged view of a portion B in fig. 2.

Reference numerals: 1. a chair chassis; 2. a sleeve; 3. a support plate; 4. mounting a plate; 5. reinforcing ribs; 6. a seat plate; 7. a handrail; 8. a back board; 9. a seat cushion; 10. a connecting rod; 11. a toothed plate; 12. rotating the rod; 13. a rotating plate; 14. a guide plate; 15. a hand wheel; 16. a chute; 17. a return spring; 18. moving the plate; 19. a fixed block; 20. a cavity; 21. a horizontal axis; 22. a worm; 23. a drive worm gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-4, in which fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic structural diagram according to an embodiment of the present invention; FIG. 3 is an enlarged view of a portion of FIG. 2 at position A; fig. 4 is a partially enlarged view of a position B in fig. 2, the multifunctional chair including: chair chassis 1, the fixed sleeve 2 that is provided with in top of chair chassis 1, sliding sleeve is equipped with backup pad 3 in sleeve 2, the fixed pinion rack 11 that is provided with in one side of backup pad 3, spout 16 has been seted up on one side inner wall of sleeve 2, fixedly on one side inner wall of spout 16 being provided with two reset spring 17, the fixed same movable plate 18 that is provided with of one end of two reset spring 17, the fixed block 19 that is provided with in one side of movable plate 18, fixed block 19 cooperatees with the tooth of pinion rack 11, the fixed connecting rod 10 that is provided with of the opposite side of movable plate 18, when needing to adjust the height of seat board 6, can directly upwards stimulate seat board 6, and seat board 6 has driven the upwards shift of backup pad 3 and pinion rack 11, because of the bottom of fixed block 19 is the slope form, when pinion rack 11 moves up, can extrude fixed block 19 automatically and withdraw reset spring 17 in the spout 16, when the height of the seat plate 6 is adjusted, the seat plate 6 is stopped to be pulled, at the moment, under the action of the return spring 17, the fixed block 19 moves to the right rapidly and is clamped on the teeth of the toothed plate 11, so that the toothed plate 11 and the supporting plate 3 can be fixed, when the seat plate 6 needs to be adjusted downwards, the connecting rod 10 and the moving plate 18 are pulled to move to the left and extrude the return spring 17, the moving plate 18 drives the fixed block 19 to move to the left without limiting the toothed plate 11, the seat plate 6 is pressed downwards, so that the supporting plate 3 and the toothed plate 11 move downwards, and when the height of the seat plate 6 is adjusted, at the moment, under the action of the return spring 17, the fixed block 19 is clamped on the teeth of the toothed plate 11 to fix the toothed plate 11 and the supporting plate 3;

the fixed seat board 6 that is provided with in top of backup pad 3, cavity 20 has been seted up in the seat board 6, it is provided with same cross axle 21 to rotate on the both sides inner wall of cavity 20, the fixed cover in the outside of cross axle 21 is equipped with worm 22, it is provided with same dwang 12 to rotate on the front and back side inner wall of cavity 20, the fixed cover in the outside of dwang 12 is equipped with transmission worm wheel 23, worm 22 meshes with transmission worm wheel 23 mutually, the front and back end of dwang 12 is all fixed and is provided with rotor plate 13, and the top of two rotor plates 13 is fixed and is provided with same back board 8, when needs adjust the inclination of back board 8, rotates cross axle 21 and worm 22, and worm 22 has driven the rotation of transmission worm wheel 23 and dwang 12, and dwang 12 has driven the upper and lower deflection of two rotor plates 13 and back board 8, and then can adjust the inclination of back board 8, after the adjustment is completed, the worm 22 stops rotating, and the rotating rod 12 and the backrest plate 8 can be fixed due to the self-locking property of the transmission between the worm 22 and the transmission worm wheel 23.

One end of the transverse shaft 21 extends to the outer side of the seat plate 6 and is fixedly provided with a hand wheel 15, so that a person can conveniently rotate the transverse shaft 21.

The fixed two handrails 7 that are provided with in top of seat board 6, the fixed seat cushion 9 that is provided with in one side of back board 8, the support and the hand of being convenient for make more comfortable that personnel relied on simultaneously.

The fixed mounting panel 4 that is provided with in top of backup pad 3, the both sides of mounting panel 4 are all fixed and are provided with strengthening rib 5, mounting panel 4 and strengthening rib 5 are all fixed to be set up in the bottom of seat board 6, are convenient for set up the fixed bottom at seat board 6 of backup pad 3, simultaneously can be stable support seat board 6.

The guide way has been seted up on the opposite side inner wall of sleeve 2, sliding sleeve is equipped with deflector 14 in the guide way, deflector 14 is fixed to be set up the opposite side at backup pad 3, is convenient for lead backup pad 3, makes more stable smooth and easy that it removed.

The movable plate 18 is slidably sleeved in the sliding groove 16, and a handle is fixedly arranged at one end of the connecting rod 10, so that the movable plate 18 can be guided conveniently, and meanwhile, the connecting rod 10 can be pulled conveniently.

To sum up, the utility model provides a multifunctional chair, during operation, when the height of seat 6 needs to be adjusted, can directly upwards pull seat 6, seat 6 drives backup pad 3 and pinion rack 11 to move upwards, because the bottom of fixed block 19 is slope-shaped, when pinion rack 11 moves upwards, can automatically extrude fixed block 19 to retract into chute 16 and extrude reset spring 17, when the height of seat 6 is adjusted, stop pulling seat 6, at this moment, under the effect of reset spring 17, fixed block 19 moves right fast and is clamped on the tooth of pinion rack 11, and then can fix pinion rack 11 and backup pad 3, when seat 6 needs to be adjusted downwards, pull connecting rod 10 and movable plate 18 to move left and extrude reset spring 17, movable plate 18 has driven the left movement of fixed block 19 not to limit pinion rack 11, press plate 6 downwards, so that backup pad 3 and pinion rack 11 move downwards, when the height of the seat plate 6 is adjusted, at the moment, under the action of the return spring 17, the fixed block 19 is clamped on teeth of the toothed plate 11 to fix the toothed plate 11 and the supporting plate 3, when the inclination angle of the back plate 8 needs to be adjusted, the transverse shaft 21 and the worm 22 are rotated through the hand wheel 15, the worm 22 drives the transmission worm wheel 23 and the rotating rod 12 to rotate, the rotating rod 12 drives the two rotating plates 13 and the back plate 8 to deflect up and down, so that the inclination angle of the back plate 8 can be adjusted, after the adjustment is completed, the hand wheel 15 stops rotating, and the rotating rod 12 and the back plate 8 can be fixed due to the self-locking property of the transmission of the worm 22 and the transmission worm wheel 23.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Multifunctional chair, its characterized in that includes: chair chassis (1), the fixed sleeve (2) that is provided with in top of chair chassis (1), the slip cap is equipped with backup pad (3) in sleeve (2), one side of backup pad (3) is fixed and is provided with pinion rack (11), spout (16) have been seted up on one side inner wall of sleeve (2), fixedly on one side inner wall of spout (16) being provided with two reset spring (17), the one end of two reset spring (17) is fixed and is provided with same movable plate (18), one side of movable plate (18) is fixed and is provided with fixed block (19), fixed block (19) cooperate with the tooth of pinion rack (11), the opposite side of movable plate (18) is fixed and is provided with connecting rod (10), the top of backup pad (3) is fixed and is provided with seat board (6), cavity (20) have been seted up in seat board (6), rotate on the both sides inner wall of cavity (20) and be provided with same cross axle (21), the fixed cover in the outside of cross axle (21) is equipped with worm (22), it is provided with same dwang (12) to rotate on the front and back side inner wall of cavity (20), the fixed cover in the outside of dwang (12) is equipped with transmission worm wheel (23), worm (22) mesh mutually with transmission worm wheel (23), the front and back end of dwang (12) is all fixed and is provided with rotor plate (13), and the top of two rotor plates (13) is fixed and is provided with same back board (8).

2. Multifunction chair according to claim 1, characterized in that one end of the cross shaft (21) extends to the outside of the seat plate (6) and is fixedly provided with a hand wheel (15).

3. The multifunctional chair according to claim 1, wherein two armrests (7) are fixedly arranged on the top of the seat plate (6), and a seat cushion (9) is fixedly arranged on one side of the backrest plate (8).

4. The multifunctional chair according to claim 1, wherein the top of the supporting plate (3) is fixedly provided with a mounting plate (4), both sides of the mounting plate (4) are fixedly provided with reinforcing ribs (5), and the mounting plate (4) and the reinforcing ribs (5) are fixedly arranged at the bottom of the seat plate (6).

5. The multifunctional chair according to claim 1, wherein a guide groove is formed on the inner wall of the other side of the sleeve (2), a guide plate (14) is slidably sleeved in the guide groove, and the guide plate (14) is fixedly arranged on the other side of the support plate (3).

6. The multifunctional chair according to claim 1, wherein the moving plate (18) is slidably sleeved in the sliding groove (16), and one end of the connecting rod (10) is fixedly provided with a handle.