CN216293546U

CN216293546U - Multifunctional office chair with retractable rotating wheels

Info

Publication number: CN216293546U
Application number: CN202123044926.5U
Authority: CN
Inventors: 汤淇; 郑文彧; 戴璐
Original assignee: Wuxi Institute of Technology
Current assignee: Wuxi Institute of Technology
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-04-15
Anticipated expiration: 2031-12-06

Abstract

The utility model discloses a multifunctional office chair with retractable rotating wheels, which relates to the technical field of office chairs and comprises an upper chair body and a lower chair body, wherein the upper chair body comprises a cushion and a back cushion arranged on the cushion, the lower chair body comprises an outer barrel and a supporting arm, one end of the supporting arm is fixedly connected with the outer barrel, the other end of the supporting arm is provided with a foldable rotating wheel, one end of the supporting arm close to the rotating wheel is of a hollow structure with an opening at the lower end, and a rotatable rotating plate is arranged in the corresponding hollow structure, the rotating wheel is fixedly connected with the rotating plate inside the support arm through a support rod, a supporting mechanism is arranged in the outer barrel, a gear groove is formed in the side wall of the outer barrel, a rotatable driving gear is arranged in the gear groove, the driving gear is matched with the supporting mechanism in the outer barrel, and the rotating wheel at the bottom of the office chair can be folded by matching with the corresponding supporting mechanism according to needs.

Description

Multifunctional office chair with retractable rotating wheels

Technical Field

The utility model relates to the technical field of office chairs, in particular to a multifunctional office chair with retractable rotating wheels.

Background

At present, the bottom styles of office chairs for offices are fixed, and the office chairs for offices are not adjustable due to the base type or the rotating wheel type. During working, the rotary wheel type is movable and comfortable, and the base type is fixed and comfortable during rest. In order to meet the multifunctional requirement of comfortable office work and rest, retractable rotating wheels are installed on a base, so that the multifunctional seat can meet individual requirements.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a multifunctional office chair with retractable rotating wheels, which can be matched with a corresponding supporting mechanism to fold the rotating wheels at the bottom of the office chair according to requirements.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a multi-functional office chair that runner can be retrieved, includes the chair body and the lower chair body, go up the chair body and include the cushion and install the back of the body pad on the cushion to and install the handrail in the cushion both sides, the chair body includes outer barrel and support arm down, the one end and the outer barrel fixed connection of support arm, the other end of support arm is equipped with folding runner, the one end that the support arm is close to the runner is lower extreme open-ended hollow structure, and is equipped with a rotatable commentaries on classics board in the corresponding hollow structure, the runner passes through bracing piece and the inside commentaries on classics board fixed connection of support arm, be equipped with supporting mechanism in the outer barrel, the gear groove has been seted up on the lateral wall of outer barrel, the gear inslot is equipped with a rotatable drive gear, drive gear cooperatees with the internal supporting mechanism of urceolus.

Further, supporting mechanism includes the thread bush and with thread bush internal thread matched with screw thread post, the bottom and the top of rotatory gear post of screw thread post are connected, rotatory gear post is connected with the drive gear meshing of installing on outer barrel, and the bottom of rotatory gear post is equipped with a supporting platform, and when drive gear is rotatory, drive rotatory gear post and rotate, because the screw thread post cooperatees with the thread bush for rotatory gear post direction of rotation is different, realizes the function of supporting platform oscilaltion.

Further, the below of cushion still is equipped with the side fixed plate, one side of side fixed plate that is close to outer barrel is equipped with two upper and lower connecting plates, the one end that the connecting plate is close to outer barrel is the arc structure to with the outer wall fixed connection of outer barrel, the outside of connecting plate is equipped with a rotatable manual carousel, manual carousel is connected with the reversing gear who locates the connecting plate inboard through the pivot, reversing gear and drive gear meshing.

Further, one side of the rotating plate, which is far away from the rotating wheel, is provided with a vertical straight groove, a rotating stop block is arranged above the straight groove, the bottom of the rotating stop block is rotatably connected with the rotating plate through a rotating shaft, when the rotating stop block rotates to the same angle with the straight groove, the rotating plate can rotate in the supporting arm, otherwise, the rotating stop block can clamp the rotating plate and cannot rotate freely.

Furthermore, the outer wall of one end, close to the rotating wheel, of the supporting arm is provided with a fixing block, the fixing block is provided with a rotating handle, and the rotating handle is connected with the rotating plate through a rotating shaft.

Furthermore, a plurality of side supporting columns are distributed on the circumference of the outer side wall of the supporting platform, a plurality of anti-slip pads are uniformly distributed at the bottoms of the side supporting columns, so that friction between the side supporting columns and the ground can be increased, and certain stability is increased.

Compared with the prior art, the utility model has the following beneficial effects:

1. be equipped with supporting mechanism in the outer barrel, when drive gear is rotatory, drive rotatory gear post and rotate, because the screw thread post cooperatees with the thread bush for rotatory gear post direction of rotation is different, realizes the function of supporting platform oscilaltion.

2. The rotating plate is provided with a straight groove, when the rotating stop block above the straight groove rotates to the same angle with the straight groove, the rotating plate can rotate in the supporting arm, otherwise, the rotating stop block can clamp the rotating plate, and the rotating plate cannot rotate freely.

3. A plurality of side supporting columns are distributed on the circumference of the outer side wall of the supporting platform, and a plurality of anti-slip pads are uniformly distributed at the bottoms of the side supporting columns, so that friction between the side supporting columns and the ground can be increased, and certain stability is increased.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the support mechanism of the present invention;

FIG. 3 is a top view of the present invention;

FIG. 4 is a schematic view of the structural mounting of the support arm and the wheel of the present invention;

FIG. 5 is a schematic view of the structural arrangement of the support arm and the rotating plate according to the present invention.

In the figure: 1. an upper chair body; 2. a lower chair body; 3. a cushion; 4. a back pad; 5. a handrail; 6. an outer cylinder; 7. a support arm; 8. a rotating wheel; 9. rotating the plate; 10. a support bar; 11. a support mechanism; 111. a threaded sleeve; 112. a threaded post; 113. rotating the gear column; 114. a support platform; 12. a drive gear; 13. a side fixing plate; 14. a connecting plate; 15. a manual turntable; 16. a reversing gear; 17. a straight groove; 18. rotating the stop block; 19. a fixed block; 20. rotating the handle; 21. side support columns; 22. a non-slip mat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 5, the present invention provides a technical solution: the utility model provides a multi-functional office chair that runner 8 can be received and released, including last chair body 1 and lower chair body 2, it includes cushion 3 and the back of the body pad 4 of installing on cushion 3 to go up chair body 1, and install handrail 5 in 3 both sides of cushion, lower chair body 2 includes outer barrel 6 and support arm 7, the one end and the outer barrel 6 fixed connection of support arm 7, the other end of support arm 7 is equipped with folding runner 8, the one end that support arm 7 is close to runner 8 is lower extreme open-ended hollow structure, and be equipped with a rotatable revolving plate 9 in the corresponding hollow structure, runner 8 passes through bracing piece 10 and the inside revolving plate 9 fixed connection of support arm 7, be equipped with supporting mechanism 11 in the outer barrel 6, the gear groove has been seted up on the lateral wall of outer barrel 6, be equipped with a rotatable drive gear 12 in the gear groove, drive gear 12 cooperatees with supporting mechanism 11 in the outer barrel 6.

The supporting mechanism 11 comprises a threaded sleeve 111 and a threaded column 112 matched with the threaded sleeve 111 in a threaded manner, the bottom of the threaded column 112 is connected with the top end of a rotary gear column 113, the rotary gear column 113 is meshed with a driving gear 12 installed on the outer barrel 6 and is connected with the bottom of the rotary gear column 113, a supporting platform 114 is arranged at the bottom of the rotary gear column 113, when the driving gear 12 rotates, the rotary gear column 113 is driven to rotate, the threaded column 112 is matched with the threaded sleeve 111, so that the rotating direction of the rotary gear column 113 is different, and the function of ascending and descending of the supporting platform 114 is realized.

The lower part of the cushion 3 is also provided with a side fixing plate 13, one side of the side fixing plate 13, which is close to the outer cylinder 6, is provided with an upper connecting plate 14 and a lower connecting plate 14, one end of the connecting plate 14, which is close to the outer cylinder 6, is of an arc structure and is fixedly connected with the outer wall of the outer cylinder 6, the outer side of the connecting plate 14 is provided with a rotatable manual rotating disc 15, the manual rotating disc 15 is connected with a reversing gear 16 arranged on the inner side of the connecting plate 14 through a rotating shaft, and the reversing gear 16 is meshed with the driving gear 12.

One side of the rotating plate 9 far away from the rotating wheel 8 is provided with a vertical straight groove 17, a rotating stop block 18 is arranged above the straight groove 17, the bottom of the rotating stop block 18 is rotatably connected with the rotating plate 9 through a rotating shaft, when the rotating stop block 18 rotates to the same angle with the straight groove 17, the rotating plate 9 can rotate in the supporting arm 7, otherwise, the rotating stop block 18 can block the rotating plate 9 and cannot rotate freely.

The outer wall of one end of the supporting arm 7 close to the rotating wheel 8 is provided with a fixing block 19, the fixing block 19 is provided with a rotating handle 20, and the rotating handle 20 is connected with the rotating plate 9 through a rotating shaft.

A plurality of side support columns 21 are distributed on the circumference of the outer side wall of the support platform 114, and a plurality of anti-slip pads 22 are uniformly distributed at the bottoms of the side support columns 21, so that the friction between the side support columns and the ground can be increased, and certain stability is increased.

When the manual rotating disc 15 is used, a user rotates the manual rotating disc 15 to enable the reversing gear 16 connected with the manual rotating disc 15 through a rotating shaft to rotate, the reversing gear 16 is meshed with the driving gear 12 installed in a gear groove in the outer cylinder 6 to enable the driving gear 12 to rotate, the driving gear 12 is meshed with the rotary gear column 113 at the bottom of the threaded column 112, the rotary gear column 113 drives the threaded column 112 to move vertically in the threaded sleeve 111, the supporting platform 114 installed below the rotary gear column 113 moves downwards and supports an office chair through the side supporting columns 21 on the supporting platform 114, so that a certain gap is formed between the rotating wheel 8 at one end of the supporting arm 7 and the ground, when the rotary stop block 18 is rotated to the same angle with the straight groove 17, the manual handle is rotated to recover the rotating wheel 8 into the hollow cavity of the supporting arm 7, and the manual rotating disc 15 is rotated in the opposite direction, so that the bottom end of the support arm 7 is in contact with the ground for support.

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.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a multi-functional office chair that runner is retractable which characterized in that: comprises an upper chair body (1) and a lower chair body (2), wherein the upper chair body (1) comprises a cushion (3), a back cushion (4) arranged on the cushion (3) and handrails (5) arranged at two sides of the cushion (3), the lower chair body (2) comprises an outer barrel body (6) and a supporting arm (7), one end of the supporting arm (7) is fixedly connected with the outer barrel body (6), the other end of the supporting arm (7) is provided with a foldable rotating wheel (8), one end of the supporting arm (7) close to the rotating wheel (8) is of a hollow structure with an open lower end, a rotatable rotating plate (9) is arranged in the corresponding hollow structure, the rotating wheel (8) is fixedly connected with the rotating plate (9) in the supporting arm (7) through a supporting rod (10), a supporting mechanism (11) is arranged in the outer barrel body (6), a gear groove is arranged on the side wall of the outer barrel body (6), the gear groove is internally provided with a rotatable driving gear (12), and the driving gear (12) is matched with a supporting mechanism (11) in the outer cylinder body (6).

2. The multifunctional office chair with retractable rotating wheels as claimed in claim 1, wherein: supporting mechanism (11) include thread bush (111) and with thread bush (111) internal thread matched with screw thread post (112), the bottom of screw thread post (112) is connected with the top of rotatory gear post (113), rotatory gear post (113) are connected with drive gear (12) meshing of installing on outer barrel (6), and the bottom of rotatory gear post (113) is equipped with a supporting platform (114).

3. The multifunctional office chair with retractable rotating wheels as claimed in claim 1, wherein: the below of cushion (3) still is equipped with side fixed plate (13), one side that is close to outer barrel (6) of side fixed plate (13) is equipped with two upper and lower connecting plates (14), the one end that connecting plate (14) are close to outer barrel (6) is the arc structure to with the outer wall fixed connection of outer barrel (6), the outside of connecting plate (14) is equipped with a rotatable manual carousel (15), manual carousel (15) are connected with steering gear (16) of locating connecting plate (14) inboard through the pivot, steering gear (16) and drive gear (12) meshing.

4. The multifunctional office chair with retractable rotating wheels as claimed in claim 1, wherein: one side of the rotating plate (9) far away from the rotating wheel (8) is provided with a vertical straight groove (17), a rotating stop block (18) is arranged above the straight groove (17), and the bottom of the rotating stop block (18) is rotatably connected with the rotating plate (9) through a rotating shaft.

5. The multifunctional office chair with retractable rotating wheels as claimed in claim 1, wherein: the outer wall of one end of the supporting arm (7) close to the rotating wheel (8) is provided with a fixing block (19), the fixing block (19) is provided with a rotating handle (20), and the rotating handle (20) is connected with the rotating plate (9) through a rotating shaft.

6. The multifunctional office chair with retractable rotating wheels as claimed in claim 2, wherein: a plurality of side supporting columns (21) are distributed on the circumference of the outer side wall of the supporting platform (114), and a plurality of anti-skid pads (22) are uniformly distributed at the bottoms of the side supporting columns (21).