CN220045344U - Office chair with waist supporting function - Google Patents

Abstract

The utility model provides an office chair with a waist supporting function, and relates to the technical field of office chairs. In use, the backrest plate is slidably arranged on one side of the body of the human body seat under the action of the seat mechanism through the two sliding blocks, a user can bear the waist of the user on the backrest plate, and the waist of the user is relieved through the two groups of vibration components, so that the intervertebral disc metamorphic speed of the user is relieved, the incidence rate of lumbar disc diseases is reduced, and the health of the user is guaranteed.

Description

Office chair with waist supporting function

Technical Field

The utility model relates to the technical field of office chairs, in particular to an office chair with a waist supporting function.

Background

Office chairs refer to various chairs equipped for convenience in daily work and social activities, and narrow office chairs refer to backrest chairs where a person sits when performing a desktop work in a sitting posture state, and generalized office chairs refer to all chairs used in offices, including office chairs, guest chairs, staff chairs, conference chairs, guest chairs, training chairs, and the like.

Currently, as disclosed in chinese patent No. CN 211048879U, an office chair with adjustable waist pad and physiotherapy effect is provided, the inside of the chair back is movably connected with the waist pad through a hinge, the front of the waist pad is arc-shaped, the inside fixedly connected with mounting box of the chair back, the inside of the left side wall of the mounting box is provided with a metal tube, the inside of the mounting box is provided with a fan, the inside of the chair back is just located the right side of the fan and is connected with a filter layer through a clamping block and a fixed spring, the fixed spring is fixedly connected on the chair back, and the lower end of the waist pad is fixedly connected with an adjusting device. This office chair with adjustable lumbar support and physiotherapy effect uses through the cooperation of back of the chair, lumbar support, pendulum rod, chuck, push rod and regulating disk, possesses the function of adjusting the lumbar support position according to user's size, is favorable to alleviating the intervertebral disc of user and sloughs the speed, reduces the incidence of lumbar disc disease, but to the office chair that often has, can have certain clearance between its chair and the waist, can not lead to the waist to obtain fine bearing, causes the user waist strain under the long-time sedentary easily, is unfavorable for health.

Disclosure of Invention

The utility model aims to solve the problems and provides an office chair with a lumbar support function.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: an office chair with a waist supporting function comprises a base mechanism, wherein a telescopic mechanism is fixedly arranged at the center of the top of the base mechanism, and a seat mechanism is fixedly sleeved at the top of the telescopic mechanism; the seat mechanism comprises a seat bottom plate, two handrail frames are fixedly inserted into the top of the seat bottom plate, anti-slip rubber mats are fixedly sleeved on the outer surface walls of the two handrail frames, a group of rotating grooves are preset in the seat bottom plate, a rotating rod is movably inserted between the inner surface walls of the rotating grooves, an adjusting bolt is arranged on one side of the outer wall of the rotating rod, a chair back is fixedly sleeved on the outer surface walls of the rotating rod, a sliding groove is formed in one side of the outer wall of the chair back, two sliding blocks are slidably embedded in the inner surface walls of the sliding groove, a movable frame is fixedly installed between the outer surface walls of the sliding blocks, a backboard is fixedly installed on one side of the outer surface walls of the movable frame, and two groups of vibration components are arranged between the outer surface walls of the backboard.

Preferably, the base mechanism comprises a supporting disc, the outer surface wall of the supporting disc is fixedly provided with a plurality of rolling frames, and holes are formed in the bottoms of the rolling frames.

Preferably, the inner surface walls of the holes are fixedly inserted with first bearings, the inner surface walls of the first bearings are fixedly inserted with driving rods, and the bottoms of the driving rods are fixedly sleeved with rolling wheels.

Preferably, a rotary groove is formed in the center of the top of the supporting disc, and a second bearing is fixedly inserted into the inner surface wall of the rotary groove.

Preferably, the telescopic mechanism comprises a telescopic rod, a lifting shaft is arranged on the outer surface wall of the telescopic rod, and a control handle is fixedly inserted into one side of the outer wall of the lifting shaft.

Preferably, the outer surface wall of the telescopic rod is fixedly inserted into the second bearing, and the top of the telescopic rod is fixedly connected with the bottom of the seat bottom plate.

Compared with the prior art, the utility model has the advantages and positive effects that,

the seat mechanism is arranged, the backrest plate is arranged on one side of the body of the human seat in a sliding way under the action of the two sliding blocks, a user can carry out a bearing function on the waist of the user on the backrest plate, and the waist of the user is subjected to a pressure relief and release function through the two groups of vibration components, so that the intervertebral disc metamorphic speed of the user is relieved, the occurrence rate of lumbar disc diseases is reduced, and the health of the user is ensured;

through constructions such as dwang, adjusting bolt, can carry out the adjustment between the angle to the back of the chair to can carry out the selective adjustment according to different users.

Drawings

Fig. 1 is a perspective view showing a front view of an office chair with lumbar support function according to the present utility model;

FIG. 2 is a view showing the base unit of an office chair with lumbar support according to the present utility model in an exploded view;

FIG. 3 is a partial exploded view of a base unit in an office chair with lumbar support according to the present utility model;

FIG. 4 is a perspective view of a telescoping mechanism in an office chair with lumbar support according to the present utility model;

fig. 5 is a perspective view of a chair mechanism for an office chair with lumbar support according to the present utility model.

Legend description: 1. a base mechanism; 101. a support plate; 102. a rolling frame; 103. a hole; 104. a first bearing; 105. a driving rod; 106. a rolling wheel; 107. a rotary groove; 108. a second bearing; 2. a telescoping mechanism; 201. a telescopic rod; 202. a lifting shaft; 203. a control handle; 3. a seat mechanism; 301. a seat pan; 302. a handrail frame; 303. an anti-slip rubber pad; 304. a rotating groove; 305. a rotating lever; 306. an adjusting bolt; 307. a chair back; 308. a sliding groove; 309. a slide block; 310. a moving rack; 311. a backboard; 312. and (5) vibrating the assembly.

Description of the embodiments

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

In embodiment 1, as shown in fig. 1-5, the utility model provides an office chair with a lumbar support function, which comprises a base mechanism 1, wherein a telescopic mechanism 2 is fixedly arranged at the center of the top of the base mechanism 1, and a seat mechanism 3 is fixedly sleeved on the top of the telescopic mechanism 2.

The seat mechanism 3 comprises a seat bottom plate 301, two armrest frames 302 are fixedly inserted into the top of the seat bottom plate 301, anti-slip rubber pads 303 are fixedly sleeved on the outer surface walls of the two armrest frames 302, a group of rotating grooves 304 are pre-arranged in the seat bottom plate 301, rotating rods 305 are movably inserted between the inner surface walls of the group of rotating grooves 304, adjusting bolts 306 are arranged on one side of the outer wall of the rotating rods 305, a chair back 307 is fixedly sleeved on the outer surface wall of the rotating rods 305, sliding grooves 308 are formed on one side of the outer wall of the chair back 307, two sliding blocks 309 are slidably embedded in the inner surface wall of the sliding grooves 308, a movable frame 310 is fixedly arranged between the outer surface walls of the two sliding blocks 309, a backboard 311 is fixedly arranged on one side of the outer wall of the movable frame 310, and two groups of vibration components 312 are arranged between the outer surface walls of the backboard 311.

The effect achieved in the whole embodiment 1 is that the two sliding blocks 309 can be embedded and moved between the inner surface walls thereof under the action of the sliding grooves 308, so that the positional relationship between the back plate 311 and the back of the human body can be changed, and in this way, the up-and-down adjustment can be performed according to the use requirements of different people.

In embodiment 2, as shown in fig. 2-5, the base unit 1 includes a supporting disc 101, a plurality of rolling frames 102 are fixedly installed on an outer surface wall of the supporting disc 101, holes 103 are formed in bottoms of the rolling frames 102, first bearings 104 are fixedly inserted into inner surface walls of the plurality of holes 103, driving rods 105 are fixedly inserted into the inner surface walls of the plurality of first bearings 104, rolling wheels 106 are fixedly sleeved on bottoms of the plurality of driving rods 105, a rotating groove 107 is formed in a center of a top of the supporting disc 101, a second bearing 108 is fixedly inserted into an inner surface wall of the rotating groove 107, the telescopic mechanism 2 includes a telescopic rod 201, a lifting shaft 202 is arranged on an outer surface wall of the telescopic rod 201, a control handle 203 is fixedly inserted into one side of an outer wall of the lifting shaft 202, the outer surface wall of the telescopic rod 201 is fixedly inserted into the second bearing 108, and the top of the telescopic rod 201 is fixedly connected with the bottom of a seat bottom 301.

The effect that its whole embodiment 2 reached is, first a plurality of actuating levers 105 respectively between the interior surface wall of first bearing 104, through the inside rolling action of first bearing 104, can rotate between inner ring and the outer loop to drive the regulation between the angle of rolling wheel 106, make things convenient for the equipment to carry out the position movement.

Working principle: firstly, through pressing control handle 203 to rotate lift axle 202, can adjust the high positional relationship of seat bottom plate 301 and ground, be convenient for satisfy different crowds ' user demand, and telescopic link 201 can rotate in the inside of second bearing 108, thereby make its longitudinal position remove, then back 307 can rotate between the outward appearance wall of dwang 305, thereby can adjust its inclination, then back board 311 is installed in the outer wall one side of movable rack 310, remove between the interior surface wall of sliding tray 308 through two sliders 309, thereby can change the positional relationship of back board 311 and user's back, afterwards, after the equipment circular telegram, both vibrations subassembly 312 can start the vibration after being circular telegram, thereby rub each other with user's back, thereby implement and carry out the comfort pressure relief effect to user's waist, be favorable to alleviating user's intervertebral disc ecdysone and change speed, reduce the incidence of intervertebral disc disease, guarantee its health.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims (6)

1. An office chair with lumbar support function, characterized in that: the seat comprises a base mechanism (1), wherein a telescopic mechanism (2) is fixedly arranged at the center of the top of the base mechanism (1), and a seat mechanism (3) is fixedly sleeved at the top of the telescopic mechanism (2); the seat mechanism (3) comprises a seat bottom plate (301), two handrail frames (302) are fixedly inserted at the top of the seat bottom plate (301), anti-slip rubber pads (303) are fixedly sleeved on the outer surface walls of the handrail frames (302), a group of rotating grooves (304) are pre-arranged in the seat bottom plate (301), rotating rods (305) are movably inserted between the inner surface walls of the rotating grooves (304), adjusting bolts (306) are arranged on one side of the outer wall of the rotating rods (305), chair backs (307) are fixedly sleeved on the outer surface walls of the rotating rods (305), sliding grooves (308) are formed in one side of the outer wall of each chair back (307), two sliding blocks (309) are fixedly arranged on the inner surface walls of the sliding grooves (308), a movable frame (310) is fixedly arranged between the outer surface walls of the sliding blocks (309), a backboard (311) is fixedly arranged on one side of the outer wall of each movable frame (310), and two groups of vibration components (312) are arranged between the walls of the backboard (311).

2. An office chair with lumbar support according to claim 1, wherein: the base mechanism (1) comprises a supporting disc (101), a plurality of rolling frames (102) are fixedly arranged on the outer surface wall of the supporting disc (101), and holes (103) are formed in the bottoms of the rolling frames (102).

3. An office chair with lumbar support according to claim 2, wherein: the inner surface walls of the holes (103) are fixedly inserted with first bearings (104), the inner surface walls of the first bearings (104) are fixedly inserted with driving rods (105), and the bottoms of the driving rods (105) are fixedly sleeved with rolling wheels (106).

4. An office chair with lumbar support according to claim 2, wherein: a rotary groove (107) is formed in the center of the top of the supporting disc (101), and a second bearing (108) is fixedly inserted into the inner surface wall of the rotary groove (107).

5. An office chair with lumbar support according to claim 1, wherein: the telescopic mechanism (2) comprises a telescopic rod (201), a lifting shaft (202) is arranged on the outer surface wall of the telescopic rod (201), and a control handle (203) is fixedly inserted into one side of the outer wall of the lifting shaft (202).

6. An office chair with lumbar support according to claim 5, wherein: the outer surface wall of the telescopic rod (201) is fixedly inserted into the second bearing (108), and the top of the telescopic rod (201) is fixedly connected with the bottom of the seat bottom plate (301).