CN219895153U

CN219895153U - Office chair with high fitting degree

Info

Publication number: CN219895153U
Application number: CN202321273372.2U
Authority: CN
Inventors: 易晓明; 朱希军
Original assignee: Foshan Zhongde Wenyi Furniture Manufacturing Co ltd
Current assignee: Foshan Zhongde Wenyi Furniture Manufacturing Co ltd
Priority date: 2023-05-23
Filing date: 2023-05-23
Publication date: 2023-10-27
Anticipated expiration: 2033-05-23

Abstract

The utility model discloses an office chair with high fitting degree, and relates to the field of office equipment. The utility model provides an office chair that laminating degree is high, includes chair foot, seat support and install in the back of the chair of seat support top, the back of the chair includes back of the body frame and back of the body cover, the back of the body erect in the inside of back of the chair just pack around the back of the body frame and have the sponge, the bottom of back of the body frame connect in the seat support, the back of the body cover cladding is outside in the sponge, back of the body frame sets up to flexible back of the body frame, the top of back of the body frame is connected with the stay cord, the back of the chair is connected with and is used for adjusting the adjusting part of stay cord. The utility model has the effect of conveniently adjusting the curvature of the chair back and enabling the chair back to be more fit with the human body.

Description

Office chair with high fitting degree

Technical Field

The utility model relates to the field of office equipment, in particular to an office chair with high fitting degree.

Background

Along with the acceleration of life rhythm, more and more people become a sedentary group, and the time for people to work and learn by sitting on an office chair is longer and longer, so that the comfort of the office chair becomes a requirement for important consideration of people in selection.

Common office chairs are equipped with the back of the chair, and the back of the chair is often upright, and the curvature of the back of the chair is fixed, and when people sit on the seat to lean back, there is the space between back, waist and the back of the chair, leads to back, waist and the unable complete laminating of back of the chair, and the back of the chair reduces the supporting role of human back and waist, and the comfort reduces to long-term sitting can influence human blood circulation, leads to multiple diseases such as lumbar vertebra disease, cervical spondylosis.

Disclosure of Invention

In order to facilitate the adjustment of the curvature of the chair back and enable the chair back to be more fit with a human body, the utility model provides the office chair with high fitting degree.

The office chair with high fitting degree provided by the utility model adopts the following technical scheme:

the utility model provides an office chair that laminating degree is high, includes chair foot, seat support and install in the back of the chair of seat support top, the back of the chair includes back of the body frame and back of the body cover, the back of the body erect in the inside of back of the chair just pack around the back of the body frame and have the sponge, the bottom of back of the body frame connect in the seat support, the back of the body cover cladding is outside in the sponge, back of the body frame sets up to flexible back of the body frame, the top of back of the body frame is connected with the stay cord, the back of the chair is connected with and is used for adjusting the adjusting part of stay cord.

Through adopting above-mentioned technical scheme, through adjusting part pulling stay cord for the elasticity of stay cord changes, and the stay cord drives back of the body frame and carries out deflection, thereby makes the radian of back of the body frame change, makes the back of the chair laminate human back and waist more, reinforcing user's comfort.

Optionally, the back frame has elasticity, and the bottom of back frame is towards seat support one side outstanding.

By adopting the technical scheme, the back frame is arranged into the arc-shaped plate, and the bottom of the back frame protrudes to form stable arc-shaped support for the back waist and the waist of the human body, so that the comfort is enhanced.

Optionally, the seat comprises a seat board and a seat cover, wherein the seat cover is coated on the seat board, and a soft cushion is arranged on the seat cover.

Through adopting above technical scheme, the setting of cushion makes the seat support more comfortable.

Optionally, the adjusting part including set up in the inside fixed plate of back of the chair, the fixed plate connect in the seat support, the fixed plate rotates and is connected with the lead screw, the fixed plate is connected with the guide bar, lead screw threaded connection has the slider, slider fixed connection is in the guide bar, the stay cord keep away from the one end of back of the body frame connect in the slider, the lead screw is kept away from fixed plate one end is connected with the knob, the knob set up in the back of the body cover is outside.

Through adopting above technical scheme, the user sits on the seat support, rotates the knob and drives the lead screw rotation, and the slider reciprocates along the direction of guide bar on the lead screw, and the slider drives the top of stay cord together pulling back of the body frame for the top of back of the body frame reciprocates, thereby adjusts the radian of back of the body frame.

Optionally, the adjusting part further comprises a connecting plate connected to one end of the back frame away from the seat, the connecting plate is provided with a sliding groove, and the top end of the screw rod and the top end of the guide rod are both in sliding connection with the sliding groove.

Through adopting above technical scheme, drive the connecting plate and reciprocate in step when back of body frame reciprocates for lead screw and guide bar reciprocate in the spout, the connecting plate has avoided the top of lead screw and guide bar to expose, has improved the security.

Optionally, the chair back is further provided with a headrest, the headrest is arranged above the back cover, and the headrest is connected to the back cover.

Through adopting above technical scheme, the headrest is used for supporting human head for the office is more comfortable.

Optionally, the chair seat both ends are provided with the handrail, the handrail includes hand rest board and backup pad, the backup pad connect in the chair seat, the hand rest board is located the top of backup pad.

Through adopting above technical scheme, the handrail is used for prescribing a limit to the both sides of human body, and the hand layer board is used for supplying the hand to place for office chair's use is more convenient.

Optionally, the chair foot includes bracing piece and base, the top of bracing piece connect in the seat support, the base sets up the bottom of bracing piece, be equipped with the pulley on the base.

Through adopting above technical scheme, the setting of pulley has made things convenient for the removal of office chair, and it is more convenient to use.

In summary, the utility model has the following beneficial effects:

1. pulling the pull rope through the adjusting component, so that the tightness of the pull rope is changed, the pull rope drives the back frame to flex, the radian of the back frame is changed, the back and the waist of a user are more attached to the back and the waist of the user, and the comfort of the user is enhanced.

2. The back frame is arranged as an arc-shaped plate, and the bottom of the back frame protrudes to form stable arch-shaped support for the back waist and the waist of a human body, so that the comfort is enhanced.

Drawings

FIG. 1 is a schematic view of the overall structure of an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of an embodiment of the present utility model;

FIG. 3 is a schematic cross-sectional view of another embodiment of the present utility model.

Reference numerals illustrate: 1. a seat; 11. a seat plate; 12. a seat cover; 13. a soft cushion; 2. a chair back; 21. a back frame; 22. a back cover; 23. a pull rope; 3. a fixing plate; 31. a screw rod; 32. a guide rod; 33. a slide block; 34. a knob; 4. a connecting plate; 41. a chute; 5. a headrest; 6. an armrest; 61. a hand support plate; 62. a support plate; 7. chair legs; 71. a support rod; 72. a base; 73. and (3) a pulley.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-3.

The embodiment of the utility model discloses an office chair with high fitting degree. Referring to fig. 1, an office chair with high fitting degree comprises a chair leg 7, a chair seat 1, armrests 6 and a chair back 2, wherein the chair leg 7 is arranged below the chair seat 1, the chair back 2 is connected with the chair seat 1, and the armrests 6 are arranged on two sides of the chair seat 1.

The chair leg 7 comprises a supporting rod 71 and a base 72, the supporting rod 71 is vertically arranged, the top end of the supporting rod 71 is connected with the base 72, the base 72 is provided with a plurality of seats, in the embodiment of the utility model, five bases 72 are uniformly connected with the bottom end of the supporting rod 71, one end, far away from the supporting rod 71, of the base 72 is connected with a pulley 73, and the pulley 73 is set as a universal wheel. The legs 7 support the seat 1 and back 2 and facilitate movement of the office chair by means of pulleys 73.

Referring to fig. 2, the seat 1 includes a seat plate 11 and a cover 12, the seat plate 11 is horizontally disposed, the cover 12 is wrapped around the seat plate 11, the cover 12 is made of leather or mesh cloth, and a soft pad 13 is disposed on the seat plate 11, and the soft pad 13 is used for enhancing softness and comfort of the seat 1.

The armrest 6 includes a hand plate 61 and a support plate 62, the support plate 62 is connected to both sides of the seat 1, the support plate 62 limits the range of both sides of the seat 1, and prevents a user from falling from the seat 1, and the hand plate 61 is disposed at the top end of the support plate 62, thereby facilitating placement of hands.

The chair back 2 is used for supporting the back and the waist of a human body, the chair back 2 comprises a back frame 21 and a back sleeve 22, the back frame 21 is arranged in the back 2, a sponge cushion is arranged on one side, close to the chair seat 1, of the back frame 21, the chair back 2 uses sponge as a lining to increase softness, and the back sleeve 22 is sleeved outside the sponge. The back frame 21 is provided as a flexible back frame 21 having elasticity, so that the back frame 21 can be denatured to change the curvature. The bottom of back rest 21 is outstanding towards seat support 1 one side, carries out the arch support through curved back rest 21 setting to human back and waist, and the human body of laminating more to make the office chair healthier, reduced because of the risk of producing emergency such as lumbar vertebra disease, lumbar disc herniation of sitting for a long time.

The back and waist conditions are different for users of different heights, and the radian of the chair back 2 needs to be adjusted for different users in order to keep the chair back 2 attached to the human body. The bottom of back frame 21 is connected in seat support 1, and the top of back frame 21 is connected with stay cord 23, and the back of the chair 2 is provided with the adjusting part who is used for adjusting stay cord 23, and adjusting part produces pressure to back frame 21 through stay cord 23 and can drive back frame 21 and warp thereby change back of the chair 2 radian.

Referring to fig. 2 and 3, the adjusting assembly includes a fixing plate 3 disposed inside the back cover 22, the fixing plate 3 is connected to the seat 1, the fixing plate 3 is rotatably connected with a screw rod 31, the screw rod 31 is vertically disposed, the other side of the fixing plate 3 away from the screw rod 31 is fixedly connected with a guide rod 32, the length direction of the guide rod 32 is parallel to the length direction of the screw rod 31, the screw rod 31 is in threaded connection with a sliding block 33, the sliding block 33 is fixedly connected with the guide rod 32, and thus the sliding block 33 can slide on the screw rod 31 along the direction of the guide rod 32 by rotating the screw rod 31. One end of the pull rope 23 far away from the back frame 21 is connected with the sliding block 33, when the sliding block 33 drives the pull rope 23 to lift together, the height of the top end of the back frame 21 is changed, the back frame 21 is deformed under the action force, and the radian is changed. Specifically, when the slider 33 slides down along the screw rod 31 under the guiding action of the guide rod 32, the slider 33 drives the top end of the back frame 21 to descend through the pull rope 23, the back frame 21 deforms to further protrude to the seat 1 side, and the radian of the chair back 2 is increased; when the sliding block 33 ascends along the screw rod 31, the sliding block 33 drives the top end of the back frame 21 to ascend through the pull rope 23, and the radian of the chair back 2 is reduced.

The fixing plate 3, the screw rod 31, the guide rod 32, the sliding block 33 and the pull rope 23 are arranged inside the back sleeve 22, so that the office chair is more attractive. The bottom of lead screw 31 wears to locate dead lever and back of body cover 22 in proper order, and lead screw 31 is connected with knob 34, and knob 34 butt is in back of body cover 22, and the user rotates lead screw 31 through rotating knob 34, realizes the lift of slider 33 to make the user adjust the arc of back of the chair 2 at any time as required, carry out stable support to the human body, reinforcing office chair's health and travelling comfort.

The adjusting component further comprises a connecting plate 4 arranged inside the back sleeve 22, the connecting plate 4 is connected to the top end of the back frame 21, so that the connecting plate 4 can move along with the back frame 21, the connecting plate 4 is provided with a sliding groove 41, and the top end of the screw rod 31 and the top end of the guide rod 32 are both arranged in the sliding groove 41 and are in sliding connection with the sliding groove 41. Through the connecting plate 4, the scratch possibly brought by the direct contact between the top end of the screw rod 31 and the top end of the guide rod 32 and the back sleeve 22 is avoided, the top ends of the screw rod 31 and the guide rod 32 are prevented from being exposed, and the safety of the office chair is improved. When the top end of the back frame 21 drives the connecting plate 4 to lift together, the positions of the screw rod 31 and the guide rod 32 in the sliding groove 41 are changed.

Be provided with headrest 5 on the back of the chair 2, headrest 5 connects in back cover 22, and headrest 5 is through making up and being integrative with back cover 22 for headrest 5 is more stable, and headrest 5 is used for supporting human head, makes the user more comfortable when the office chair has a rest.

The implementation principle of the office chair with high fitting degree provided by the embodiment of the utility model is as follows: the user rotates knob 34 towards a direction, drives lead screw 31 to rotate, and slider 33 goes up and down along lead screw 31 under the effect of guide bar 32, drives the top of back frame 21 and goes up and down along connecting plate 4 through stay cord 23, and lead screw 31 and guide bar 32 change in the position of spout 41, and the height on back frame 21 top changes for the radian of back of the chair 2 changes, thereby makes the laminating degree of back of the chair 2 higher through adjusting, and the travelling comfort is good.

The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.

Claims

1. The utility model provides an office chair that laminating degree is high, includes chair foot (7), seat support (1) and install in back of the chair (2) of seat support (1) top, its characterized in that: the chair back (2) comprises a back frame (21) and a back cover (22), the back frame (21) is arranged in the chair back (2) and sponge is filled around the back frame (21), the bottom end of the back frame (21) is connected to the chair seat (1), the back cover (22) is coated outside the sponge, the back frame (21) is arranged to be a flexible back frame (21), the top end of the back frame (21) is connected with a pull rope (23), and the chair back (2) is connected with an adjusting component for adjusting the pull rope (23).

2. An office chair of claim 1, wherein: the back frame (21) has elasticity, and the bottom of the back frame (21) protrudes towards one side of the seat (1).

3. An office chair of claim 1, wherein: the chair seat (1) comprises a seat board (11) and a seat cover (12), wherein the seat board (11) is covered by the seat cover (12), and a soft cushion (13) is arranged on the seat cover (12).

4. An office chair of high fit according to claim 2, wherein: the adjusting component comprises a fixed plate (3) arranged inside the chair back (2), the fixed plate (3) is connected to the chair seat (1), the fixed plate (3) is rotationally connected with a screw rod (31), the fixed plate (3) is connected with a guide rod (32), the screw rod (31) is in threaded connection with a sliding block (33), the sliding block (33) is fixedly connected with the guide rod (32), one end of the pull rope (23) away from the back frame (21) is connected with the sliding block (33), the screw rod (31) is away from one end of the fixed plate (3) is connected with a knob (34), and the knob (34) is arranged outside the back cover (22).

5. The high-fit office chair of claim 4, wherein: the adjusting component further comprises a connecting plate (4) connected to one end, far away from the seat support (1), of the back frame (21), a sliding groove (41) is formed in the connecting plate (4), and the top end of the screw rod (31) and the top end of the guide rod (32) are both slidably connected to the sliding groove (41).

6. An office chair of claim 1, wherein: the chair back (2) is also provided with a headrest (5), the headrest (5) is arranged above the back cover (22), and the headrest (5) is connected with the back cover (22).

7. A high fit office chair according to claim 3, wherein: the novel chair is characterized in that armrests (6) are arranged at two ends of the chair seat (1), each armrest (6) comprises a hand support plate (61) and a support plate (62), each support plate (62) is connected to the chair seat (1), and each hand support plate (61) is located at the top end of each support plate (62).

8. An office chair of claim 1, wherein: the chair leg (7) comprises a supporting rod (71) and a base (72), wherein the top end of the supporting rod (71) is connected with the chair seat (1), the base (72) is arranged at the bottom end of the supporting rod (71), and a pulley (73) is arranged on the base (72).