CN209171747U

CN209171747U - A kind of comfortable easy-to-use multi-function ofice chair

Info

Publication number: CN209171747U
Application number: CN201821403009.7U
Authority: CN
Inventors: 戴科成
Original assignee: Anji Tianhao Steel And Plastic Productrs Co Ltd
Current assignee: Anji Dai's Furniture Co., Ltd.
Priority date: 2018-08-29
Filing date: 2018-08-29
Publication date: 2019-07-30
Anticipated expiration: 2028-08-29

Abstract

The utility model discloses a kind of comfortable easy-to-use multi-function ofice chairs, including fixing seat, the inside of the fixing seat is equipped with installation axle, fixing axle and axle sleeve, the fixing axle is between installation axle and axle sleeve, the middle position of the installation axle outer wall offers tooth socket, meshing gear and positioning plate are arranged in the fixing axle, the meshing gear is located at the side of positioning plate, and the outer wall of meshing gear engages connection with tooth socket, positioning gear and the first spring are respectively welded on the two sides outer wall of the positioning plate, the utility model is provided with fixing seat and adjusting rod, when adjusting backrest angle, it need to be to the direction squeeze adjustments bar close to fixing seat, it is pushed to which the inside of axial fixing seat will be adjusted, so that one end of adjustment axis is to moving inside axle sleeve, adjustment gear and push plate synchronizing moving are driven simultaneously, adjustment gear and push plate difference Close to meshing gear and positioning plate, adjustment gear is gradually engaged with meshing gear formation.

Description

A kind of comfortable easy-to-use multi-function ofice chair

Technical field

The utility model belongs to office chair technical field, and in particular to a kind of comfortable easy-to-use multi-function ofice chair.

Background technique

Office chair refers in routine work and social activities to be the work conveniently various chairs of outfit, is in broad sense All chairs for office, and refer to the chair sat when people carries out desktop work under sitting posture state in the narrow sense.

In the Chinese patent of Patent No. CN206453565U, a kind of comfortable easy-to-use multi-function ofice chair is proposed, is led to The height that can be adjusted at any time office chair using hydraulic press is crossed, and seat cushion is rotatable, mobility is preferable, while installing on handrail Handrail sponges cover simultaneously uses comfortable seat cushion, guarantees that the comfort level of whole office chair is still only able to achieve office in above structure The adjusting of chair height, but the use angle that office chair back leans on is fixed, and the back-supported of user is influenced, and is easy under long-time service Generate vertebra fatigue, and regulative mode is complex in the office chair of existing adjustable back, can not simple realization lean against Adjusting, in addition office chair is applied not only to the need of work of office worker in use, is also used to the rest of office worker It needs, but existing office chair structure is fixed, leads to be difficult to the need of work for being applicable in staff respectively or rest needs.

Utility model content

The purpose of this utility model is to provide a kind of comfortable easy-to-use multi-function ofice chair, with solve existing office chair without Adjusting that method simple realization leans against and it is difficult to the need of work for being applicable in staff respectively or the problem of rest needs.

To achieve the above object, the utility model provides the following technical solutions: a kind of comfortable easy-to-use multi-function ofice chair, packet Fixing seat is included, the inside of the fixing seat is equipped with installation axle, fixing axle and axle sleeve, and the fixing axle is located at installation axle and axle sleeve Between, the middle position of the installation axle outer wall offers tooth socket, it is arranged with meshing gear and positioning plate in the fixing axle, The meshing gear is located at the side of positioning plate, and the outer wall of meshing gear engages connection, the two sides of the positioning plate with tooth socket It is respectively welded positioning gear on outer wall and the first spring, the positioning gear engage company with the middle position of meshing gear It connects, the top of the fixing seat is equipped with cushion mounting base, and the inside of the cushion mounting base offers mounting groove, the installation The inside of slot is equipped with second spring and connecting plate, and the connecting plate is located at the top of second spring, the cushion mounting base Top is equipped with cushion, and the bottom end of the cushion is equipped with cushion support, and the position of two close end is leaned in the cushion support bottom end The place of setting is respectively welded the first attachment base and the second attachment base, and first attachment base and cushion mounting base are rotated by shaft to be connected It connects, second attachment base and connecting plate weld, and are equipped on the fixing seat outer wall and lean against bracket and adjusting rod, described to lean against Bracket is located at the side of adjusting rod, and leans against bracket and installation axle rotation connection, installs on the side outer wall for leaning against bracket It leans against, the top leaned against is welded with neck brace, is equipped with neck guard in the neck brace, and described to lean against bracket adjacent In being welded with arm-rest frame on the two sides outer wall leaned against, handrail is arranged on the arm-rest frame, the inside of the adjusting rod is run through There is adjustment axis, the adjustment axis is located inside axle sleeve far from one end of adjusting rod, and is arranged with adjustment gear in adjustment axis and pushes away Plate, the adjustment gear is located at the side of push plate, and adjustment gear engages connection, the bottom end weldering of the fixing seat with meshing gear It is connected to telescopic rod, the bottom end of the telescopic rod is welded with pedestal, is equipped with support leg on the outer wall of the pedestal.

Preferably, the side view of the fixing seat is the small right-angled trapezium in the big one end in one end.

Preferably, the cushion, to lean against with neck guard be arcuate structure.

Preferably, the bracket that leans against is L-type structure.

Preferably, one end of the adjusting rod is equipped with regulation handle.

Preferably, there are five the support leg is arranged altogether, and the mode of five rounded arrays of support leg is distributed in pedestal Outer wall on, be mounted on universal wheel in five support legs.

The utility model compared with prior art, has the advantages that

(1) the utility model is provided with fixing seat and adjusting rod, need to be to the direction close to fixing seat when adjusting backrest angle Squeeze adjustments bar, so that the inside that will adjust axial fixing seat pushes, so that one end of adjustment axis is to moving inside axle sleeve, simultaneously Adjustment gear and push plate synchronizing moving are driven, adjustment gear and push plate are close to meshing gear and positioning plate respectively, adjustment gear Gradually engaged with meshing gear formation, and push plate then gradually pushes positioning plate, by the movement of positioning plate so that positioning gear is de- Adjustment axis is then rotated, adjustment gear is driven by adjustment axis to guarantee that meshing gear is in the state of can be rotated from meshing gear Rotation, adjustment gear then drive meshing gear to rotate, and meshing gear and tooth socket are intermeshed, so that installation axle be driven to rotate, pacify Dress axis, which then drive, to be leaned against bracket and generates rotation, to change the use angle that leans against, when lean against adjust to proper angle after, release Adjusting rod makes overall structure active homing by the rebound effect of the first spring, guarantees meshing gear and positioning gear It can engage, to limit the angle of meshing gear, and meshing gear and the separated state of adjustment gear, thus use again If touching adjusting rod in the process nor affects on the positioning leaned against, guarantee the stability for leaning against positioning, it is easy to operate, it is easy to implement The simple adjusting of backrest angle, to be adapted to different use demands.

(2) the utility model is provided with cushion mounting base, cushion and cushion support, and user is being seated in the office chair When, according to the weight of user itself and the difference for being seated in posture, the cushion of the office chair can also show automatic adjustment state, Such as user need to lean on when carrying out rest to layback, cushion is larger close to one end stress leaned against at this time, so that cushions support Frame is pressed down against the second attachment base, and the second attachment base then squeezes the second spring inside cushion mounting base by connecting plate, so that To leaning against the inclined state in place at cushion presentation, and during cushion is inclined, cushion then passes through the far from the one end leaned against A connecting seat generates rotation around cushion mounting base, so that the use state of the office chair is more pasted and the use of user needs, sits After pad pressure is removed, the reset of cushion can be effectively realized by the rebound of second spring, convenient for being suitable for user in work Sitting posture when making passes through the integrally-built dual need for cooperating and the office chair being enabled to be effectively applicable to work and rest It wants, improves the comfort level when office chair uses, generated fatigue and discomfort under long-term work state is effectively relieved.

Detailed description of the invention

Fig. 1 is the side view of the utility model；

Fig. 2 is the front view of the utility model；

Fig. 3 is enlarged drawing at the A of the utility model；

Fig. 4 is the structural schematic diagram of the utility model fixing seat；

Fig. 5 is enlarged drawing at the B of the utility model；

In figure: 1- fixing seat, 11- installation axle, 111- tooth socket, 12- fixing axle, 121- meshing gear, 122- positioning plate, 123- positions gear, the first spring of 124-, 13- axle sleeve, 2- cushion mounting base, 21- mounting groove, 22- second spring, 23- connection Plate, 3- cushion, 31- cushion support, the first attachment base of 32-, the second attachment base of 33-, 4- leans against bracket, 41- is leaned against, 411- is protected Cervical branch frame, 412- neck guard, 42- arm-rest frame, 421- handrail, 5- adjusting rod, 51- adjustment axis, 52- adjustment gear, 53- push plate, 6- Telescopic rod, 7- pedestal, 8- support leg.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

It please refers to shown in Fig. 1-Fig. 5, the utility model provides the following technical solutions: a kind of comfortable easy-to-use multifunctional office Chair, including fixing seat 1, the inside of fixing seat 1 are equipped with installation axle 11, fixing axle 12 and axle sleeve 13, and fixing axle 12 is located at installation Between axis 11 and axle sleeve 13, the middle position of 11 outer wall of installation axle offers tooth socket 111, is arranged with engaging tooth in fixing axle 12 Wheel 121 and positioning plate 122, meshing gear 121 are located at the side of positioning plate 122, and the outer wall of meshing gear 121 and tooth socket 111 Engagement connects, and positioning gear 123 and the first spring 124 are respectively welded on the two sides outer wall of positioning plate 122, passes through the first spring Integrally-built reset is realized in 124 rebound, so that positioning gear 123 and meshing gear 121 are at a fully engaged, to limit engagement The angle of gear 121 guarantees the stabilization for leaning against 41 positioning, positions gear 123 with the middle position of meshing gear 121 and engages company It connects, the top of fixing seat 1 is equipped with cushion mounting base 2, and the inside of cushion mounting base 2 offers mounting groove 21, mounting groove 21 Inside is equipped with second spring 22 and connecting plate 23, and connecting plate 23 is located at the top of second spring 22, the top of cushion mounting base 2 Cushion 3 is installed, the bottom end of cushion 3 is equipped with cushion support 31, and 31 bottom end of cushion support is punished by the position of two close end It is not welded with the first attachment base 32 and the second attachment base 33, by the interaction of the first attachment base 32 and the second attachment base 33, The use angle of cushion 3 is enabled effectively to generate change, to be adapted to different use postures, the first attachment base 32 is pacified with cushion It fills seat 2 to be rotatablely connected by shaft, the second attachment base 33 is welded with connecting plate 23, is equipped on 1 outer wall of fixing seat and is leaned against bracket 4 With adjusting rod 5, the side that bracket 4 is located at adjusting rod 5 is leaned against, and leans against bracket 4 and the rotation connection of installation axle 11, leans against bracket 4 Side outer wall on be equipped with and lean against 41, the top for leaning against 41 is welded with neck brace 411, and shield is equipped in neck brace 411 Neck 412 leans against bracket 4 adjacent to leaning against and is welded with arm-rest frame 42 on 41 two sides outer wall, and the support by leaning against bracket 4 makes 41, neck guard 412 and handrail 421, which must be leaned against, can stablize installation, handrail 421 is arranged on arm-rest frame 42, the inside of adjusting rod 5 is passed through It is installed with adjustment axis 51, adjustment axis 51 is located inside axle sleeve 13 far from one end of adjusting rod 5, and is arranged with adjusting tooth in adjustment axis 51 Wheel 52 and push plate 53, adjustment gear 52 is located at the side of push plate 53, and adjustment gear 52 engages connection with meshing gear 121, Gu The bottom end of reservation 1 is welded with telescopic rod 6, passes through the flexible height adjustment for being convenient for the office chair of telescopic rod 6, telescopic rod 6 Bottom end be welded with pedestal 7, support leg 8 is installed on the outer wall of pedestal 7.

Further, the side view of fixing seat 1 is the small right-angled trapezium in the big one end in one end.

Further, cushion 3, lean against 41 and neck guard 412 be arcuate structure.

Specifically, leaning against bracket 4 is L-type structure.

It is worth noting that one end of adjusting rod 5 is equipped with regulation handle.

Preferably, there are five support leg 8 is arranged altogether, and the mode of five rounded arrays of support leg 8 is distributed in pedestal 7 On outer wall, universal wheel is mounted in five support legs 8.

The working principle and process for using of the utility model:, can be according to the use of user when using the utility model Demand is adjusted the tilt angle for leaning against 41, when adjustment leans against 41 angle, need to squeeze and adjust to the direction close to fixing seat 1 Pole 5, so that adjustment axis 51 be pushed to the inside of fixing seat 1, so that one end of adjustment axis 51 is to moving inside axle sleeve 13, together When drive adjustment gear 52 and 53 synchronizing moving of push plate, adjustment gear 52 and push plate 53 are respectively to meshing gear 121 and positioning plate 122 is close, and adjustment gear 52 is gradually engaged with the formation of meshing gear 121, and push plate 53 then gradually pushes positioning plate 122, passes through The movement of positioning plate 122 is so that positioning gear 123 is disengaged from gear 121, to guarantee that meshing gear 121 is in rotary shape Then state rotates adjustment axis 51, drive adjustment gear 52 to rotate by adjustment axis 51, adjustment gear 52 then drives meshing gear 121 rotations, meshing gear 121 and tooth socket 111 are intermeshed, so that installation axle 11 be driven to rotate, installation axle 11 then drives and leans against Bracket 4 generates rotation, thus change lean against 41 use angle, after leaning against 41 and adjusting to proper angle, release adjusting rod 5 is Can, overall structure active homing is made by the rebound effect of the first spring 124, guarantees meshing gear 121 and positioning gear 123 It can engage again, so that the angle of meshing gear 121 is limited, and meshing gear 121 and the separated state of adjustment gear 52, thus If touch during use adjusting rod 5 nor affect on lean against 41 positioning, guarantee to lean against the stability of 41 positioning, in addition User is when being seated in the office chair, according to the weight of user itself and the difference for being seated in posture, the cushion 3 of the office chair Automatic adjustment state can be showed, such as when leaning on to layback, cushion 3 is larger close to one end stress for leaning against 41, so that cushion Support frame 31 is pressed down against the second attachment base 33, and the second attachment base 33 is then squeezed inside cushion mounting base 2 by connecting plate 23 Second spring 22, so as to the inclined state at 41 that leans against at 3 presentation of cushion, and during cushion 3 is inclined, cushion 3 is remote Then pass through the first attachment base 32 from the one end for leaning against 41 and generate rotation around cushion mounting base 2, so that the use state of the office chair It more pastes and the use of user needs, in addition the position of the top and bottom of the office chair is also separately installed with neck guard 412 and stretches Contracting bar 6, the protection being easy to implement at user's cervical vertebra and the height adjustment for being convenient for the office chair, and the bottom of office chair is also It is provided with the support leg 8 with universal wheel, is easy to implement effective movement of the office chair.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of comfortable easy-to-use multi-function ofice chair, including fixing seat (1), it is characterised in that: pacify the inside of the fixing seat (1) Equipped with installation axle (11), fixing axle (12) and axle sleeve (13), the fixing axle (12) be located at installation axle (11) and axle sleeve (13) it Between, the middle position of installation axle (11) outer wall offers tooth socket (111), is arranged with engaging tooth on the fixing axle (12) Take turns (121) and positioning plate (122), the meshing gear (121) is located at the side of positioning plate (122), and meshing gear (121) Outer wall engages connection with tooth socket (111), be respectively welded on the two sides outer wall of the positioning plate (122) positioning gear (123) and First spring (124), positioning gear (123) engage connection, the fixing seat with the middle position of meshing gear (121) (1) top is equipped with cushion mounting base (2), and the inside of the cushion mounting base (2) offers mounting groove (21), the installation The inside of slot (21) is equipped with second spring (22) and connecting plate (23), and the connecting plate (23) is located at the top of second spring (22) End, the top of the cushion mounting base (2) are equipped with cushion (3), and the bottom end of the cushion (3) is equipped with cushion support (31), cushion support (31) bottom end is respectively welded the first attachment base (32) and the second connection at the position of two close end Seat (33), first attachment base (32) and cushion mounting base (2) are rotatablely connected by shaft, second attachment base (33) and Connecting plate (23) welds, and is equipped on fixing seat (1) outer wall and leans against bracket (4) and adjusting rod (5), described to lean against bracket (4) it is located at the side of adjusting rod (5), and leans against bracket (4) and installation axle (11) and be rotatablely connected, it is described to lean against the one of bracket (4) It is equipped with and leans against (41) on the outer wall of side, the top for leaning against (41) is welded with neck brace (411), the neck brace (411) it is equipped on neck guard (412), the bracket (4) that leans against is adjacent to being welded with handrail on the two sides outer wall for leaning against (41) Frame (42) is arranged with handrail (421) on the arm-rest frame (42), and the inside of the adjusting rod (5) is through having adjustment axis (51), institute It states adjustment axis (51) and is located at axle sleeve (13) inside far from the one end of adjusting rod (5), and be arranged with adjustment gear in adjustment axis (51) (52) and push plate (53), the adjustment gear (52) are located at the side of push plate (53), and adjustment gear (52) and meshing gear (121) engagement connection, the bottom end of the fixing seat (1) are welded with telescopic rod (6), and the bottom end of the telescopic rod (6) is welded with bottom Seat (7) is equipped with support leg (8) on the outer wall of the pedestal (7).

2. a kind of comfortable easy-to-use multi-function ofice chair according to claim 1, it is characterised in that: the fixing seat (1) Side view is the small right-angled trapezium in the big one end in one end.

3. a kind of comfortable easy-to-use multi-function ofice chair according to claim 1, it is characterised in that: the cushion (3) leans against (41) and neck guard (412) is arcuate structure.

4. a kind of comfortable easy-to-use multi-function ofice chair according to claim 1, it is characterised in that: described to lean against bracket (4) For L-type structure.

5. a kind of comfortable easy-to-use multi-function ofice chair according to claim 1, it is characterised in that: the adjusting rod (5) One end is equipped with regulation handle.

6. a kind of comfortable easy-to-use multi-function ofice chair according to claim 1, it is characterised in that: the support leg (8) is altogether There are five settings, and the mode of five rounded arrays of support leg (8) is distributed on the outer wall of pedestal (7), five supports Foot is mounted on universal wheel on (8).