阅读说明：本技术 一种仿生办公椅 (Bionic office chair ) 是由 戴云云 于 2021-09-15 设计创作，主要内容包括：本发明提供了一种仿生办公椅,属于办公用品技术领域,螺纹连接底座机构上方通过螺栓固定连接有椅背机构,螺纹连接椅背机构中嵌入设置有可对背部按摩的支撑机构,螺纹连接椅背机构四周均嵌套包裹有靠背框,螺纹连接靠背框中线处垂直固定有中心承重杆,螺纹连接中心承重杆中通过螺纹连接有螺纹连接轴。该种仿生办公椅设置有支撑机构,利用人们背部对支撑机构的挤压力反向的实现对使用者背部肌肉的按摩放松,大大提高了人们使用的舒适性以及降低亚健康的可能性。(The invention provides a bionic office chair, which belongs to the technical field of office supplies, wherein a chair back mechanism is fixedly connected above a threaded connection base mechanism through bolts, a supporting mechanism capable of massaging the back is embedded in the threaded connection chair back mechanism, the periphery of the threaded connection chair back mechanism is embedded and wrapped with a backrest frame, a central bearing rod is vertically fixed at the center line of the threaded connection backrest frame, and a threaded connection shaft is connected in the threaded connection central bearing rod through threads. This kind of bionical office chair is provided with supporting mechanism, utilizes the realization that people's back is reverse to supporting mechanism's extrusion force to relax the massage of user's back muscle, has improved the travelling comfort that people used greatly and has reduced sub-healthy possibility.)

1. The utility model provides a bionical office chair, base mechanism (1) top is connected with back of the chair mechanism (2), its characterized in that: be provided with the supporting mechanism that can massage the back in the back of the chair mechanism (2), back of the chair mechanism (2) all is equipped with back frame (201) all around, back frame (201) central line department vertical fixation has central bearing bar (202), be provided with arc backup pad (203) in central bearing bar (202).

2. The biomimetic office chair of claim 1, wherein: arc backup pad (203) internal connection has sliding sleeve (205), sliding sleeve (205) inside is provided with interior slide bar (207), interior slide bar (207) left and right sides all is connected with bifurcated pole (206), interior slide bar (207) inside is provided with air compression pole (2071), bifurcated pole (206) end-to-end connection has atress board (208), arc backup pad (203) openly parcel is provided with parcel layer (209).

3. The biomimetic office chair of claim 2, wherein: an air flow through groove is formed in the crotch bar (206) and communicated with the inner part of the inner sliding bar (207).

4. A biomimetic office chair as in any of claim 2, wherein: the outside of the air pressing rod (2071) is provided with a return spring, and one end of the air pressing rod (2071) positioned inside the inner sliding rod (207) is provided with a rubber plug which is attached to the inner wall of the inner sliding rod (207).

5. The biomimetic office chair of claim 1, wherein: a partition plate (2081) is arranged inside the stress plate (208), and an extrusion air bag (2082) is arranged inside the stress plate (208).

6. The biomimetic office chair of claim 1, wherein: an air valve is arranged in the partition plate (2081) and connected with the extrusion air bag (2082), and the cross section of the extrusion air bag (2082) is oval.

Technical Field

The invention relates to the technical field of office supplies, in particular to an office chair.

Background

Office chairs are indispensable office supplies in companies, and the variety of the office chairs ranges from simple steel feet chairs to bionic chairs which are more comfortable and complex to use, wherein the design purpose of the bionic office chair is to improve the comfort of users.

For example, an office chair with a cervical vertebra massage function of patent No. CN202010095449.6, aiming at the problem that the angle of the existing massage device is fixed and cannot be adjusted, the central shaft, the limiting plate and the first spring are pressed by the button, so that the potential energy of the second spring is reduced, and the purpose of easily rotating the first massage plate and the second massage plate to adjust the angle is achieved, the operation is simple, but in this technical scheme, although an adjusting mechanism is provided to adjust the angle of the neck massage mechanism conveniently, for the user, the user generally cannot lean on the neck of the user against the massage mechanism for a long time due to the work reason to massage and relax, for the back of the user, not only the long-time stress is more likely to lean on the back surface of the chair due to the sitting posture problem, so that for a long time, the back of the user is easily pressed to generate muscle tension and nerve stress, greatly affecting the use comfort of the user, therefore, a new bionic office chair capable of massaging and relaxing the back muscle of the user is needed to be provided.

Disclosure of Invention

The invention aims to solve the technical problems in the background art and provides a bionic office chair.

In order to achieve the purpose, the invention provides the following technical scheme: a chair back mechanism is fixedly connected above the base mechanism through bolts, a supporting mechanism capable of massaging the back is embedded in the chair back mechanism, the periphery of the chair back mechanism is embedded and wrapped with a backrest frame, a central bearing rod is vertically fixed at the center line of the backrest frame, the center bearing rod is connected with a threaded connecting shaft through threads, one end of the threaded connecting shaft, far away from the center bearing rod, is nested with an arc-shaped supporting plate, the inside of the arc-shaped supporting plate is fixedly connected with a sliding sleeve, an inner sliding rod is arranged inside the sliding sleeve in a sliding way, the left side and the right side of the inner sliding rod are both fixedly connected with bifurcated rods, the inner sliding rod is internally provided with a pneumatic rod in a sliding way, the tail end of the bifurcated rod is fixedly connected with a stress plate, the stress plate is internally fixed with a partition plate in a sealing way, the stress plate is embedded with an extrusion air bag, and the front surface of the arc-shaped supporting plate is wrapped with a wrapping layer.

Further: an airflow through groove is formed in the forked rod and communicated with the inner sliding rod.

Further: the top of the air pressing rod is connected with the inside of the sliding sleeve, and a return spring is arranged on the outer side of the air pressing rod.

Further: an air valve is arranged in the partition plate and connected with the extrusion air bag, and the cross section of the extrusion air bag is in an elliptical shape.

Further: the pressure air rod is located the inside one end of interior slide bar and is equipped with the plug and laminates mutually with interior slide bar inner wall.

Has the advantages that:

1. this kind of bionical office chair is provided with supporting mechanism, utilizes the realization that people's back is reverse to supporting mechanism's extrusion force to relax the massage of user's back muscle, has improved the travelling comfort that people used greatly and has reduced sub-healthy possibility.

Drawings

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

Fig. 2 is a schematic view of the back structure of the chair back of the present invention.

FIG. 3 is a schematic view of the connection structure of the central bearing rod and the arc-shaped support plate according to the present invention.

FIG. 4 is a schematic top view of the arc-shaped supporting plate of the present invention.

Fig. 5 is a schematic perspective view of the sliding sleeve and the stress plate according to the present invention.

Fig. 6 is an enlarged schematic view of a portion a in fig. 4 according to the present invention.

Fig. 7 is a schematic sectional structure view of the inner slide rod of the present invention.

Fig. 8 is an enlarged view of the structure at B in fig. 6 according to the present invention.

In FIGS. 1-8: 1-a base mechanism; 2-chair back mechanism; 201-backrest frame; 202-a central bearing bar; 203-arc support plate; 204-a threaded connection shaft; 205-a sliding sleeve; 206-a bifurcated shaft; 207-inner slide bar; 2071-air press bar; 208-a force-bearing plate; 2081-partition panel; 2082-extruding the airbag; 209-wrapping layer.

Detailed Description

The following description will be given by way of example in conjunction with the above technical solutions.

Example 1

Referring to fig. 1-4, in the embodiment of the present invention, the chair comprises a base mechanism 1, a chair back mechanism 2 and a supporting mechanism capable of massaging the back, the chair back mechanism 2 is fixedly connected to the upper side of the base mechanism 1 through bolts, the supporting mechanism is embedded in the chair back mechanism 2, a chair back frame 201 is embedded and wrapped around the chair back mechanism 2, a central bearing rod 202 is vertically fixed at the center line of the chair back frame 201, a threaded connecting shaft 204 is connected to the central bearing rod 202 through threads, an arc-shaped supporting plate 203 is embedded at one end of the threaded connecting shaft 204 far away from the central bearing rod 202, and the supporting mechanism is arranged inside the arc-shaped supporting plate 203.

The bionical office chair that this embodiment provided, through installing supporting mechanism inside arc backup pad 203, make people back lean on back of the chair mechanism 2 surfaces when using this office chair, carry out the parcel at back by arc backup pad 203 simultaneously, make supporting mechanism realize the reverse massage to human back owing to the effect of back extrusion force in by the extruded, thereby realize people and still can massage the back muscle when leaning on back of the chair mechanism 2 and relax, make the effectual muscle tension and the nerve oppression scheduling problem of sitting the production for a long time of people back muscle.

The bionic office chair provided by the embodiment utilizes the realization that the back of people is opposite to the extrusion force of the supporting mechanism to relax the massage of the back muscles of users by arranging the supporting mechanism, thereby greatly improving the comfort of people and reducing the possibility of sub-health.

Example 2

Referring to fig. 3-8, in this embodiment, the supporting mechanism includes a sliding sleeve 205, a bifurcated rod 206, an inner sliding rod 207, a pneumatic rod 2071, a force bearing plate 208 and an extrusion airbag 2082, the sliding sleeve 205 is fixedly connected inside the arc-shaped supporting plate 203, the inner sliding rod 207 is slidably disposed inside the sliding sleeve 205, the bifurcated rod 206 is fixedly connected to both left and right sides of the inner sliding rod 207, the bifurcated rod 206 penetrates through the sliding sleeve 205, an airflow channel is disposed inside the bifurcated rod 206 and is communicated with the inside of the inner sliding rod 207, the pneumatic rod 2071 is slidably disposed inside the inner sliding rod 207, the top of the pneumatic rod 2071 is connected to the inside of the sliding sleeve 205, a rubber plug is disposed at one end of the pneumatic rod 2071 inside the inner sliding rod 207 and is attached to the inner wall of the inner sliding rod 207, a return spring is disposed outside the pneumatic rod 2071, the force bearing plate 208 is fixedly connected to the end of the bifurcated rod 206, and the force bearing plate 208 is disposed in a hollow shape, the interior seal of atress board 208 is fixed with partition panel 2081, and the inside embedding of atress board 208 is provided with extrusion gasbag 2082, and is equipped with the pneumatic valve in the partition panel 2081 and is connected with extrusion gasbag 2082 to the setting of the transversal ellipse circular that personally submits of extrusion gasbag 2082, and the positive parcel of arc backup pad 203 is provided with parcel layer 209, and parcel layer 209 openly is the parcel setting to atress board 208, and parcel layer 209 is made by soft material of weaving.

In this embodiment, when the back of the user leans against the surface of the arc-shaped supporting plate 203, a pressing force is applied to the force-bearing plate 208 through the soft wrapping layer 209, and further press the sliding sleeve 205, the inner slide rod 207 and the air pressing rod 2071 to slide with each other, while the air compressing rod 2071 realizes air compressing operation by using the rubber plug when sliding in the inner slide bar 207, and to direct the forced air flow through the crotch bar 206 into the force plate 208, and then through the air valve into the compression air bladder 2082, but since the user typically leans repeatedly against the back of the chair, so that the air pressing rod 2071 can press the air flow into the pressing air bag 2082 for a plurality of times, in this case, the pressing air bag 2082 is gradually expanded and presses the back of the human body, but due to the flexibility of the air bag, the expanded pressing air bag 2082 can generate flexible massage on the muscles of the back of the human body at unfixed points, so that the comfort of the user is improved, and the back muscles are relaxed.