CN213550704U

CN213550704U - Auditorium chair convenient to adjust

Info

Publication number: CN213550704U
Application number: CN202022906086.8U
Authority: CN
Inventors: 薛道仁; 薛志恒; 薛志瑞
Original assignee: Foshan Xingzhiliang Furniture Co ltd
Current assignee: Foshan Xingzhiliang Furniture Co ltd
Priority date: 2020-12-05
Filing date: 2020-12-05
Publication date: 2021-06-29
Anticipated expiration: 2030-12-05

Abstract

The utility model discloses an auditorium chair convenient to adjust, which comprises an auditorium chair body, wherein the inner rear end of the auditorium chair body is movably connected with a backrest, the inner side of the auditorium chair body is movably connected with a rotating base, one side of the rotating base is fixedly connected with a cushion, the inner side of the bottom of the auditorium chair body is fixedly connected with a fixed block, the inner side of the fixed block is movably sleeved with a rotating block, and one side of the rotating block is fixedly connected with a driving gear; through turning block, driving gear, driven gear and the roller bearing lead screw of design, the device of being convenient for drives the roller bearing lead screw through rotating the transmission shaft and rotates in the use, then the roller bearing lead screw drives the height that removes the base and adjust the cushion, avoids traditional cushion highly fixed can arouse partial user's discomfort to do the problem of the fixed seat comfort level that influences of height when having solved current auditorium chair and using.

Description

Auditorium chair convenient to adjust

Technical Field

The utility model belongs to the technical field of the auditorium chair, concretely relates to auditorium chair convenient to adjust.

Background

The chair is generally used for large meeting rooms, schools or government auditoriums and large dance theatres, most of the chair is composed of a chair seat, a chair back, handrails and standing legs, the standing legs and the handrails are combined into a whole to form a firmly-installed handrail frame, and the formed structure is generally a steel-wood structure or a steel-plastic structure.

Current auditorium chair is in the use, and most back of the chair is immovable with the cushion, can't adjust according to the user's demand to make partial user can appear using uncomfortable, seriously influence the problem of seat travelling comfort, we propose the auditorium chair of being convenient for adjust for this reason.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an auditorium chair convenient to adjust to propose current auditorium chair in solving above-mentioned background art in the use, the back of the chair is immovable with the cushion mostly, can't adjust according to the user's demand, thereby make partial user can appear using uncomfortably, seriously influence the problem of seat travelling comfort.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an auditorium chair convenient to adjust, includes the auditorium chair body, the inboard rear end swing joint of auditorium chair body has the back, the inboard swing joint of auditorium chair body has the rotation base, one side fixedly connected with cushion of rotation base, the inboard fixedly connected with fixed block in bottom of auditorium chair body, the turning block has been cup jointed in the inboard activity of fixed block, one side fixedly connected with driving gear of turning block, the top meshing of driving gear is connected in driven gear, driven gear's top fixedly connected with roller bearing lead screw, the movable block has been cup jointed in the outside activity of roller bearing lead screw, one side fixed connection of movable block in one side of rotating the base, one side fixedly connected with carousel of turning block.

Preferably, the movable rod has been cup jointed in the inside activity of one side of auditorium chair body, the outside fixedly connected with solid fixed sliding block of movable rod, one side fixedly connected with pressure spring of solid fixed sliding block, the fixed latch of the one end outside fixedly connected with of movable rod, the outside meshing of fixed latch is connected with interior latch, the fixed cutting ferrule of the outside fixedly connected with of interior latch.

Preferably, a fixed shaft is movably sleeved inside one side of the turntable, a handle is movably sleeved inside the front surface of the fixed shaft, and the front surface of the handle is fixedly connected inside one side of the turntable.

Preferably, a square opening is formed in one side of the inside of the auditorium chair body, and one end of the movable block is movably sleeved in the square opening.

Preferably, a round opening is formed in one side of the bottom of the auditorium chair body, and one end of the rotating block is movably sleeved in the round opening.

Preferably, a limit guide rail is movably sleeved on one side of the movable block and is fixedly connected with the inside of one end of the auditorium chair body.

Preferably, a circular hole is formed in one side of the top of the auditorium chair body, and the movable rod is movably sleeved in the circular hole.

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

1. through turning block, driving gear, driven gear and the roller bearing lead screw of design, the device of being convenient for drives the roller bearing lead screw through rotating the transmission shaft and rotates in the use, then the roller bearing lead screw drives the height that removes the base and adjust the cushion, avoids traditional cushion highly fixed can arouse partial user's discomfort to do the problem of the fixed seat comfort level that influences of height when having solved current auditorium chair and using.

2. Through the movable rod, interior latch, compression spring and the fixed slider of design, the device of being convenient for drives the fixing clip tooth through inwards pressing the movable rod and removes to one side in the use, then breaks away from the joint with interior latch to the regulation back angle that can be more convenient avoids fixed angle to arouse user's discomfort, has improved current auditorium chair then and has used the travelling comfort.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of a portion a in fig. 1 according to the present invention;

FIG. 3 is a schematic side view of the turntable of the present invention;

fig. 4 is a schematic side view cross-sectional structure diagram of the fixing clip sleeve of the present invention;

fig. 5 is a schematic structural diagram of the position B in fig. 1 according to the present invention.

In the figure: 1. an auditorium chair body; 2. a backrest; 3. rotating the base; 4. a cushion; 5. a fixed block; 6. rotating the block; 7. a driving gear; 8. a driven gear; 9. a roller screw rod; 10. a movable block; 11. fixing the clamping sleeve; 12. a turntable; 13. a fixed shaft; 14. a grip; 15. fixing the latch; 16. a movable rod; 17. an inner latch; 18. a pressure spring; 19. and fixing the sliding block.

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.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides an auditorium chair convenient to adjust, including auditorium chair body 1, auditorium chair body 1's inboard rear end swing joint has back 2, auditorium chair body 1's inboard swing joint has rotating base 3, one side fixedly connected with cushion 4 of rotating base 3, auditorium chair body 1's the inboard fixedly connected with fixed block 5 in bottom, the turning block 6 has been cup jointed in the inboard activity of fixed block 5, one side fixedly connected with driving gear 7 of turning block 6, the top meshing of driving gear 7 is connected in driven gear 8, driven gear 8's top fixedly connected with roller bearing lead screw 9, movable block 10 has been cup jointed in the outside activity of roller bearing lead screw 9, one side fixed connection of movable block 10 is in one side of rotating base 3, one side fixedly connected with carousel 12 of turning block 6.

In this embodiment, at first, rotate carousel 12 and drive turning block 6 and rotate, turning block 6 rotates and drives driving gear 7 and rotate under the effect of fixed block 5, driving gear 7 rotates and drives driven gear 8 and rotate, driven gear 8 drives roller bearing lead screw 9 and rotates, roller bearing lead screw 9 rotates and drives movable block 10 and remove, movable block 10 removes and drives the removal of cushion 4 through driving rotating base 3 and carry out altitude mixture control, avoid 4 highly fixed discomforts that can arouse some users of traditional cushion, thereby the problem of the comfort level of the fixed influence seat of acting point height when having solved the use of current device.

Specifically, the movable rod 16 has been cup jointed in the inside activity of one side of auditorium chair body 1, and the outside fixedly connected with solid fixed sliding block 19 of movable rod 16, one side fixedly connected with pressure spring 18 of solid fixed sliding block 19, the fixed latch 15 of the one end outside fixedly connected with of movable rod 16, the outside meshing of fixed latch 15 is connected with interior latch 17, the fixed cutting ferrule 11 of the outside fixedly connected with of interior latch 17.

In this embodiment, at first inwards press the movable rod 16, the movable rod 16 drives fixed latch 15 and interior latch 17 and breaks away from the joint, can rotate the angle that back 2 was adjusted to back this moment, after angle modulation accomplished, loosen the movable rod 16, the movable rod 16 drives the joint that resets of movable rod 16 under the effect that compression spring 18 drove fixed slider 19, thereby more convenient regulation back 2's angle, avoid fixed angle to arouse user's discomfort, then improved current device and used the travelling comfort.

Specifically, a fixed shaft 13 is movably sleeved inside one side of the rotating disc 12, a grip 14 is movably sleeved inside the front surface of the fixed shaft 13, and the front surface of the grip 14 is fixedly connected inside one side of the rotating disc 12.

In this embodiment, in order to ensure the convenience of rotation of the rotary disk 12, a retractable fixing shaft 13 is fixed inside one side of the rotary disk 12.

Specifically, a square opening is formed in one side of the inside of the auditorium chair body 1, and one end of the movable block 10 is movably sleeved in the square opening.

In this embodiment, for guaranteeing the stability that movable block 10 drove the removal of rotating base 3, cup joint the one end activity of movable block 10 in the square opening that 1 inside one side of auditorium chair body was seted up.

Specifically, a round opening is formed in one side of the bottom of the auditorium chair body 1, and one end of the rotating block 6 is movably sleeved in the round opening.

In this embodiment, for guaranteeing that turning block 6 can be more convenient rotate under the drive of carousel 12, run through turning block 6 in the circular opening that is seted up in auditorium chair body 1 bottom one side.

Specifically, a limiting guide rail is movably sleeved on one side of the movable block 10 and is fixedly connected to the inside of one end of the auditorium chair body 1.

In this embodiment, in order to ensure the moving stability of the movable block 10, one side of the movable block 10 is movably sleeved on one side of the limiting guide rail.

Specifically, a circular hole is formed in one side of the top of the auditorium chair body 1, and the movable rod 16 is movably sleeved in the circular hole.

In this embodiment, for the more convenient drive movable rod 16 to one side removal, cup joint the activity of movable rod 16 in the circular hole that 1 top one side of auditorium chair body was seted up.

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. The utility model provides an auditorium chair convenient to adjust, includes auditorium chair body (1), the inboard rear end swing joint of auditorium chair body (1) has back (2), the inboard swing joint of auditorium chair body (1) has rotating base (3), one side fixedly connected with cushion (4) of rotating base (3), its characterized in that: the fixed block (5) is fixedly connected to the inner side of the bottom of the auditorium chair body (1), the rotating block (6) is sleeved on the inner side of the fixed block (5), the driving gear (7) is fixedly connected to one side of the rotating block (6), the top of the driving gear (7) is meshed with the driven gear (8), the roller lead screw (9) is fixedly connected to the top of the driven gear (8), the movable block (10) is sleeved on the outer side of the roller lead screw (9), one side of the movable block (10) is fixedly connected to one side of the rotating base (3), and the turntable (12) is fixedly connected to one side of the rotating block (6).

2. An auditorium chair, as claimed in claim 1, wherein: the inside activity of one side of auditorium chair body (1) has cup jointed movable rod (16), outside fixedly connected with solid fixed sliding block (19) of movable rod (16), one side fixedly connected with pressure spring (18) of solid fixed sliding block (19), the one end outside fixedly connected with fixed latch (15) of movable rod (16), the outside meshing of fixed latch (15) is connected with interior latch (17), the outside fixedly connected with fixed cutting ferrule (11) of interior latch (17).

3. An auditorium chair, as claimed in claim 1, wherein: the inner part of one side of the rotary table (12) is movably sleeved with a fixed shaft (13), the inner part of the front surface of the fixed shaft (13) is movably sleeved with a handle (14), and the front surface of the handle (14) is fixedly connected with the inner part of one side of the rotary table (12).

4. An auditorium chair, as claimed in claim 1, wherein: a square opening is formed in one side of the inside of the auditorium chair body (1), and one end of the movable block (10) is movably sleeved in the square opening.

5. An auditorium chair, as claimed in claim 1, wherein: a round opening is formed in one side of the bottom of the auditorium chair body (1), and one end of the rotating block (6) is movably sleeved in the round opening.

6. An auditorium chair, as claimed in claim 1, wherein: a limiting guide rail is movably sleeved on one side of the movable block (10), and the limiting guide rail is fixedly connected to the inside of one end of the auditorium chair body (1).

7. An auditorium chair, as claimed in claim 2, wherein: a round hole is formed in one side of the top of the auditorium chair body (1), and the movable rod (16) is movably sleeved in the round hole.