CN220157918U

CN220157918U - Chair with back adjusting function

Info

Publication number: CN220157918U
Application number: CN202321464986.9U
Authority: CN
Inventors: 杨杰宗; 蔡德斌
Original assignee: Hubei Jiabaowei Intelligent Technology Co ltd
Current assignee: Hubei Jiabaowei Intelligent Technology Co ltd
Priority date: 2023-06-08
Filing date: 2023-06-08
Publication date: 2023-12-12
Anticipated expiration: 2033-06-08

Abstract

The utility model discloses a chair with a back adjusting function, which comprises a chair body, wherein a chair backrest is hinged to the side of the top of the chair body, sliding grooves are formed in two sides of the chair body, sliding blocks are connected inside the two sliding grooves in a sliding mode, connecting rods are connected to one side of the side faces of the two sliding blocks in a rotating mode, and connecting grooves are formed in two sides of the chair backrest. The chair body and the chair backrest are fixed through the connecting rod, the angle of the connecting rod is adjusted through the matching of the sliding blocks and the connecting blocks, so that the angle adjustment between the chair backrest and the chair body is realized, the sitting comfort of the chair is improved, the servo motor arranged in the chair backrest drives the worm to rotate, the worm wheel is driven to rotate through the rotation of the worm, the massage ball is driven to rotate through the rotation of the worm wheel, the massage is carried out through the rotation of the massage ball, the backrest of a user can be massaged, and the comfort of the user is improved.

Description

Chair with back adjusting function

Technical Field

The utility model relates to the technical field of chairs, in particular to a chair with a back adjusting function.

Background

The chair is an important use tool at present and is mainly used for sitting and lying of a user, but the structure and the function of the chair are simple when aiming at the office chair at present.

According to the search, according to the patent number of CN212972371U, a chair with an air bag adjusting function is disclosed, and the chair comprises a base, wherein an upright post is fixedly arranged in the middle of the upper end of the base, and a seat cushion is fixedly arranged at the upper end of the upright post. Through the setting of aerifing and pressing handball, soft trachea, check valve, inflating valve to press the handball to the gasbag through pressing and aerify and fill different gas volume, thereby can change the size of gasbag, further can let gasbag and personnel's back laminating, increase personnel's travelling comfort on the chair.

Above-mentioned chair is in the use, through the setting of gasbag, gasbag and personnel's back laminating, increases the travelling comfort of chair, but above-mentioned chair is at the use in-process chair lean on inconvenient regulation, influences the use travelling comfort of chair.

Disclosure of Invention

The utility model aims to provide a chair with a back adjusting function, so as to solve the problem that the backrest of the chair provided in the background art is inconvenient to adjust in the use process, and the use comfort of the chair is affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a chair with back regulatory function, includes the chair body, the avris at chair body top articulates there is the chair back, the spout has all been seted up to the both sides of the chair body, two the inside of spout is equal sliding connection has the slider, two one side rotation of the side of slider is connected with the connecting rod, the spread groove has all been seted up to the both sides of chair back, two the inside of spread groove is equal sliding connection has the connecting block, two the side of connecting block is connected with the end department rotation of connecting rod, the side opposite side rotation of connecting block and slider is connected with fixing bolt, the positive fixed soft rubber piece that is equipped with of chair back, the cavity has been seted up to the inside rotation of cavity has a plurality of pivots, a plurality of fixed surface of pivot is equipped with a plurality of massage balls, a plurality of the top of pivot is fixed and is equipped with the worm wheel, the rotation of cavity inner wall both sides is connected with the worm, the worm is connected with a plurality of meshing, one side fixed mounting of cavity inner wall has servo motor, servo motor's output shaft and one end fixed connection of worm.

Preferably, armrests are fixedly arranged on two sides of the top end of the chair body, and anti-skidding patterns which are uniformly distributed are formed on the surfaces of the two armrests.

Preferably, the four corners of the bottom end of the chair body are fixedly provided with supporting legs, and a reinforcing strip is fixedly arranged between two adjacent supporting legs.

Preferably, the adjustment angle between the chair backrest and the chair body is 30-180 degrees.

Preferably, the surface of the chair body is provided with uniformly distributed ventilation holes.

Preferably, a control switch is fixedly arranged on the side of the chair body, and the servo motor is electrically connected with an external power supply through a control panel.

The utility model has the technical effects and advantages that:

1. the chair body is fixed with the chair backrest through the connecting rod, and the connecting rod adjusts the angle through the cooperation of the sliding block and the connecting block, so that the angle between the chair backrest and the chair body is adjusted, and the sitting and lying comfort of the chair is improved.

2. The servo motor arranged inside the chair backrest drives the worm to rotate, the worm wheel is driven to rotate through the rotation of the worm, the massage ball is driven to rotate through the rotation of the worm wheel, the massage is carried out through the rotation of the massage ball, the backrest of a user can be massaged, and the comfort of the user is improved.

Drawings

Fig. 1 is a schematic view of a chair with back adjustment function according to the present utility model.

Fig. 2 is a schematic view of a chair backrest with a back adjusting function according to the present utility model.

Fig. 3 is an enlarged view of a portion a of fig. 2 of a chair with back adjustment according to the present utility model.

In the figure: 1. a chair body; 2. support legs; 3. reinforcing strips; 4. a chute; 5. a slide block; 6. a fixing bolt; 7. an armrest; 8. a chair backrest; 9. a soft rubber block; 10. a connecting groove; 11. a connecting rod; 12. a servo motor; 13. a cavity; 14. a worm; 15. a rotating shaft; 16. a worm wheel; 17. a massage ball.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a chair with a back adjusting function as shown in figures 1-3, which comprises a chair body 1, wherein a chair backrest 8 is hinged to the side of the top of the chair body 1, sliding grooves 4 are formed in two sides of the chair body 1, sliding blocks 5 are slidably connected in the two sliding grooves 4, connecting rods 11 are rotatably connected to one sides of the side surfaces of the two sliding blocks 5, connecting grooves 10 are formed in two sides of the chair backrest 8, connecting blocks are slidably connected in the two connecting grooves 10, the side surfaces of the two connecting blocks are rotatably connected with the end heads of the connecting rods 11, fixing bolts 6 are rotatably connected to the other sides of the side surfaces of the connecting blocks and the sliding blocks 5, the sliding blocks 5 and the connecting blocks are fixed through the fixing bolts 6, the angle adjustment of the chair backrest 8 is conveniently adjusted, and the comfort level of the chair is effectively improved through the angle adjustment of the chair backrest 8 and the chair body 1;

the front of the chair rest 8 is fixedly provided with a soft rubber block 9, the inside of the chair rest 8 is provided with a cavity 13, the inside of the cavity 13 is rotationally connected with a plurality of rotating shafts 15, the surface fixing of the plurality of rotating shafts 15 is provided with a plurality of massage balls 17, the top ends of the plurality of rotating shafts 15 are fixedly provided with worm wheels 16, two sides of the inner wall of the cavity 13 are rotationally connected with worm shafts 14, the worm shafts 14 are meshed with the plurality of worm wheels 16, one side of the inner wall of the cavity 13 is fixedly provided with a servo motor 12, an output shaft of the servo motor 12 is fixedly connected with one end of the worm shaft 14, the worm shaft 14 is driven to rotate through the servo motor 12, the worm wheel 16 is driven to rotate through the worm shaft 14, the rotating shafts 15 are driven to rotate through the rotation of the worm wheel 16, the massage balls 17 are driven to rotate for massage, and the comfort of use is improved.

According to the figures 1, 2 and 3, armrests 7 are fixedly arranged on two sides of the top end of the chair body 1, anti-skidding patterns which are uniformly distributed are formed on the surfaces of the two armrests 7, and the safety of sitting and lying of the chair is improved through the arrangement of the armrests 7.

Four corners of the bottom end of the chair body 1 are fixedly provided with supporting legs 2, and a reinforcing strip 3 is fixedly arranged between two adjacent supporting legs 2, so that the stability of the supporting legs 2 is improved through the arrangement of the reinforcing strip 3.

The adjusting angle between the chair rest 8 and the chair body 1 is 30-180 degrees, thus improving the comfort of the chair.

The surface of the chair body 1 is provided with the ventilation holes which are uniformly distributed, and the ventilation property of the chair body 1 is improved through the ventilation holes.

The side of the chair body 1 is fixedly provided with a control switch, the servo motor 12 is electrically connected with an external power supply through a control panel, and the work of the servo motor 12 is controlled through the control switch.

The working principle of the utility model is as follows: when the chair with the back adjusting function is used, firstly, the fixing bolts 6 on the surfaces of the sliding blocks 5 and the connecting blocks are loosened manually, then, the chair backrest 8 is rotated manually, the included angle between the chair backrest 8 and the chair body 1 is adjusted, when the chair is adjusted to a proper angle, the fixing bolts 6 are rotated manually again, the sliding blocks 5 and the connecting blocks are fixed through the fixing bolts 6, and the angle adjustment of the chair backrest 8 is completed;

when the chair is used, the servo motor 12 can be opened through the control switch, the worm 14 is driven to rotate through the servo motor 12, the worm wheel 16 is driven to rotate through the rotation of the worm 14, the rotating shaft 15 is driven to rotate through the rotation of the worm wheel 16, the massage ball 17 is driven to rotate through the rotation of the rotating shaft 15, the backrest of a user is massaged through the massage ball 17, and the comfort of the user is improved.

What is not described in detail in this specification is prior art known to those skilled in the art. The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Claims

1. The utility model provides a chair with back regulatory function, includes chair body (1), its characterized in that, the avris at chair body (1) top articulates there is chair arm (8), spout (4) have all been seted up to the both sides of chair body (1), two the inside of spout (4) is all sliding connection has slider (5), two one side of the side of slider (5) rotates and is connected with connecting rod (11), connecting groove (10) have all been seted up to the both sides of chair arm (8), two the inside of connecting groove (10) is all sliding connection has the connecting block, two the side of connecting block and the end department rotation of connecting rod (11) are connected, connecting block and the side opposite side rotation of slider (5) are connected with fixing bolt (6), the front fixed soft rubber piece (9) that is equipped with of chair arm (8), cavity (13) are seted up to the inside of chair arm (13) is rotated and is connected with a plurality of pivot (15), a plurality of pivot (15) are fixed on the surface and are equipped with a plurality of massage balls (17), a plurality of worm wheel (16) are equipped with worm wheel (16) and worm (16) are connected with servo motor (14) in a fixed connection with one side (16), an output shaft of the servo motor (12) is fixedly connected with one end of the worm (14).

2. The chair with the back adjusting function according to claim 1, wherein armrests (7) are fixedly arranged on two sides of the top end of the chair body (1), and anti-skidding patterns which are uniformly distributed are formed on the surfaces of the two armrests (7).

3. The chair with the back adjusting function according to claim 1, wherein supporting legs (2) are fixedly arranged at four corners of the bottom end of the chair body (1), and reinforcing strips (3) are fixedly arranged between two adjacent supporting legs (2).

4. A chair with back adjustment according to claim 1, characterized in that the adjustment angle between the chair backrest (8) and the chair body (1) is between 30 ° -180 °.

5. The chair with the back adjusting function according to claim 1, wherein the surface of the chair body (1) is provided with uniformly distributed ventilation holes.

6. The chair with the back adjusting function according to claim 1, wherein a control switch is fixedly arranged on the side of the chair body (1), and the servo motor (12) is electrically connected with an external power supply through a control panel.