CN211323964U

CN211323964U - Anti-fatigue chair backrest

Info

Publication number: CN211323964U
Application number: CN201921000419.1U
Authority: CN
Inventors: 陈秀文
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-29
Filing date: 2019-06-29
Publication date: 2020-08-25
Anticipated expiration: 2029-06-29

Abstract

The utility model discloses a prevent tired chair and lean on, hold in the palm and the elbow support including main frame, waist, the waist is installed to the front side of main frame and is held in the palm, the elbow support is all installed to the left and right sides wall of main frame, the front side of main frame is installed the back and is held in the palm and hold in the palm the top that is located the waist and hold in the palm, the head rest is installed at the top of main frame. The utility model discloses a can be according to human position of sitting automatic adjustment rotation angle's waist support, the back of the body holds in the palm, the elbow holds in the palm, head holds in the palm and auxiliary stand, according to the human engineering principle, change the direction back through above-mentioned impetus with human head and upper part of the body weight, the dispersion is transmitted for the main frame, the seat is transmitted to the main frame to the rethread main frame, can effectively alleviate human lumbar vertebrae and cervical vertebra atress, reach the purpose of preventing fatigue, to the effective support at the human many positions, neck when can comprehensively alleviating the human body and keep the position of sitting, the waist receives the fatigue that the pressure too concentrated leads to, ensure the anti-fatigue effect that the chair leaned on, and.

Description

Anti-fatigue chair backrest

Technical Field

The utility model relates to the technical field of human engineering, in particular to an anti-fatigue chair backrest.

Background

With the development of socio-economy, more and more people need to drive vehicles for a long time and sit up for a long time, and people suffering from lumbar vertebra and cervical vertebra diseases are increasing. Driving a vehicle for a long time and sitting and standing for a long time easily cause fatigue of the neck and waist, which is mainly due to: when a human body is in a sitting posture on a traditional chair or an automobile seat, because a working state is required to be kept or a vehicle is required to be driven, the upper half part of the human body is always in a forward tilting state, the weight of the head of the human body is transferred downwards by the cervical vertebra, the weight of the upper half part of the human body is mainly transferred downwards to the hip through the lumbar vertebra, and the cervical vertebra and the lumbar vertebra are pressed by the downward gravity for a long time; secondly, because the size difference of people is large, the sizes of the traditional chair and the automobile seat are basically fixed, and the size of the traditional chair and the size of the automobile seat can not be adjusted according to the size difference, so that the optimal stress state of the human body can be kept. The existing anti-fatigue chair back is generally a product applied to a single part of a human body, such as a waist cushion, a headrest, a heat dissipation cushion and the like, can only partially relieve the parts of the waist or the neck of the human body and has poor anti-fatigue effect. Therefore, we propose a fatigue prevention chair back.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent tired chair and lean on, solved and put forward the current prevent tired chair and lean on generally be applied to the product at human single position for bustle, headrest, heat dissipation cushion etc. in the background art, can only partially alleviate positions such as human waist or neck, prevent the not good problem of tired effect.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an anti-fatigue chair leans on, includes main frame, waist support and elbow support, the waist is installed to the front side of main frame and is held in the palm, the elbow support is all installed to the left and right sides wall of main frame, the front side of main frame is installed the back of the body and is held in the palm and be located the top that the waist held in the palm, the head is installed at the top of main frame and is held in the palm, the auxiliary stay is installed to the bottom of main frame, the main frame includes horizontal pole, montant and elbow, the figure of horizontal pole is two sets of, and the figure that is provided with montant and montant between two sets of horizontal poles is two sets of, the elbow is all installed through the screw thread in both ends.

As an embodiment of the present invention, the waist support includes a waist support plate, a waist support connection plate, a lower support rod and an upper support rod, the number of the waist support connection plate that the front side wall is hinged with the waist support plate and the waist support plate is two sets, the lower support rod is installed through fastening screws on the back side wall of the waist support connection plate, the back side wall of the waist support connection plate is installed with the upper support rod through a movable sleeve and the upper support rod is located above the lower support rod, and the back side wall of the lower support rod is supported by the front side wall of the main frame.

As a preferred embodiment of the utility model, the elbow holds in the palm including elbow layer board, bracing piece and bracing piece adjustment mechanism, the one end of bracing piece articulates there is the elbow layer board, the other end of bracing piece articulates there is bracing piece adjustment mechanism, and two sets of bracing piece adjustment mechanism are close to one side of main frame through fastening screw respectively with the left and right sides wall swing joint of main frame, go up both ends respectively with two sets of bracing piece adjustment mechanism fixed connection about the bracing piece.

As a preferred embodiment of the present invention, the back support includes a back support plate and a back support coupling plate, the front side wall of the back support coupling plate is hinged to the back support plate, the head support includes a head support plate, a head support coupling plate, a front and back adjustment device of the head support, and a head support up and down adjustment device, the front side wall of the head support coupling plate is hinged to the head support plate, the back side wall of the head support coupling plate is provided with the front and back adjustment device of the head support, the bottom of the front and back adjustment device of the head support is provided with the head support up and down adjustment device, the back side wall of the head support up and down adjustment device is connected with the main frame through screws, and the top of the back support coupling plate is fixedly connected with the bottom of the head support.

As a preferred embodiment of the present invention, the auxiliary support includes a U-shaped rod and a sleeve-shaped connecting member, the sleeve-shaped connecting member is sleeved on the bottom of the main frame, and the U-shaped rod is installed on the rear side wall of the sleeve-shaped connecting member.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a prevent tired chair back, the waist through can be according to human position of sitting automatic adjustment rotation angle holds in the palm, the back of the body holds in the palm, the elbow holds in the palm, head rest and auxiliary stand, according to the human engineering principle, change the direction back through above-mentioned impetus with human head and upper part of the body weight, the dispersion is transmitted for the main frame, the seat is transmitted to the rethread main frame, can effectively alleviate human lumbar vertebrae and cervical vertebra atress, reach the purpose of preventing fatigue, to the effective support at human many positions, the neck when can comprehensively alleviating the human body and keep the position of sitting, the waist receives the fatigue that the pressure leads to too concentrating, ensure the anti-fatigue effect that the chair leaned.

2. The utility model discloses a prevent tired chair and lean on, through adjustable waist support, elbow support and head rest, adjust its position and angle respectively, it is human to different sizes for human lumbar vertebrae, the cervical vertebra that have the size difference can both reach minimum stress state, satisfy multiple size crowd's different needs.

3. The utility model discloses a prevent tired chair and lean on, through main frame and auxiliary stay, when using, the chair is leaned on and is placed between human back and seat for leave the clearance between human body and the seat back, and direct contact not, the heat that human back gived off can carry out heat exchange through clearance and air, promotes the human body and dispels the heat to the outside, prevents to sit for a long time and perspires, improves human comfort.

4. The utility model discloses a prevent tired chair and lean on through elbow support and the auxiliary stay that can upwards overturn to and detachable head holds in the palm, can fold fast, conveniently carries, is fit for multiple car seat and ordinary official working seat.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of the overall structure of an anti-fatigue chair back of the present invention;

FIG. 2 is a front view of the anti-fatigue chair back of the present invention;

FIG. 3 is a left side view of the anti-fatigue chair back of the present invention;

FIG. 4 is a schematic view of a waist support structure of the anti-fatigue chair back of the present invention;

fig. 5 is a schematic view of an elbow rest structure of the anti-fatigue chair back of the present invention;

in the figure: 1. a main frame; 101. a cross bar; 102. a vertical rod; 103. bending the pipe; 2. a waist support; 201. a waist support plate; 202. a waist support coupling plate; 203. a lower support bar; 204. an upper support rod; 3. an elbow rest; 301. an elbow rest; 302. a support bar; 303. a support rod adjusting mechanism; 4. backing up; 401. a back support plate; 402. a back support coupling plate; 5. a head rest; 501. a head rest; 502. a head rest coupling plate; 503. a head rest front-rear adjusting device; 504. a head rest up-down adjusting device; 6. auxiliary supporting; 601. a U-shaped rod; 602 a sleeve connector.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides an anti-fatigue chair is by, includes that main frame 1, waist hold in the palm 2 and elbow support 3, the waist is installed to the front side of main frame 1 and is held in the palm 2, elbow support 3 is all installed to the left and right sides wall of main frame 1, the front side of main frame 1 is installed and is held in the palm 4 and the back of the body and hold in the palm the top that 4 is located waist support 2, head support 5 is installed at the top of main frame 1, auxiliary stay 6 is installed to the bottom of main frame 1, main frame 1 includes horizontal pole 101, montant 102 and elbow 103, the figure of horizontal pole 101 is two sets of, and the figure that is provided with montant 102 and montant 102 between two sets of horizontal poles 101 is two sets of, elbow 103 all installs elbow 103 through the screw thread at both ends about horizontal pole 101, elbow 103.

In this embodiment (see fig. 1 and 2), the main frame 1 and the auxiliary support 6 are used, when the chair is used, the backrest is placed between the back of the human body and the chair, so that a gap is formed between the human body and the backrest of the chair and the human body is not in direct contact with the backrest, heat emitted from the back of the human body can exchange with air through the gap, heat dissipation of the human body to the outside is promoted, sweating due to long-time sitting is prevented, and the comfort of the human body is reduced.

The waist support 2 comprises waist support plates 201, waist support connecting plates 202, lower support rods 203 and upper support rods 204, the front side walls of the waist support connecting plates 202 are hinged with the waist support plates 201, the number of the waist support plates 201 is two, the rear side walls of the waist support connecting plates 202 are provided with the lower support rods 203 through fastening screws, the rear side walls of the waist support connecting plates 202 are provided with the upper support rods 204 through movable sleeves, the upper support rods 204 are located above the lower support rods 203, and the rear side walls of the lower support rods 203 are supported by the front side walls of the main frame 1.

Wherein, elbow support 3 includes elbow layer board 301, bracing piece 302 and bracing piece adjustment mechanism 303, the one end of bracing piece 302 articulates there is elbow layer board 301, the other end of bracing piece 302 articulates there is bracing piece adjustment mechanism 303, and two sets of bracing piece adjustment mechanism 303 are close to one side of main frame 1 and pass through fastening screw respectively with the left and right sides wall swing joint of main frame 1, go up both ends respectively with two sets of bracing piece adjustment mechanism 303 fixed connection about bracing piece 204.

In this embodiment (see fig. 4 and 5), the positions and angles of the waist support 2, the elbow support 3 and the head support 5 can be adjusted respectively through the adjustable waist support 2, the adjustable elbow support 3 and the adjustable head support 5, so that the lumbar vertebrae and the cervical vertebrae of the human body with different body types can reach the minimum stress state aiming at the human bodies with different body types, and different requirements of people with various body types are met.

The back support 4 comprises a back supporting plate 401 and a back supporting connecting plate 402, the front side wall of the back supporting connecting plate 402 is hinged with the back supporting plate 401, the head support 5 comprises a head supporting plate 501, a head supporting connecting plate 502, a head support front-back adjusting device 503 and a head support up-down adjusting device 504, the front side wall of the head supporting connecting plate 502 is hinged with the head supporting plate 501, the back side wall of the head supporting connecting plate 502 is provided with the head support front-back adjusting device 503, the bottom of the head support front-back adjusting device 503 is provided with the head support up-down adjusting device 504, the back side wall of the head support up-down adjusting device 504 is fixedly connected with the main frame 1 through screws, and the top of the back supporting connecting plate 402 is fixedly connected with the bottom of the head support up-down adjusting device 504.

In this embodiment (see fig. 3), the waist support 2, the back support 4, the elbow support 3, the head support 5 and the auxiliary support 6, which can automatically adjust the rotation angle according to the sitting posture of the human body, change the weight of the head and the upper body of the human body through the force points according to the human engineering principle, dispersedly transmit the weight to the main frame 1, and transmit the weight to the seat through the main frame 1, so as to effectively reduce the stress on the lumbar vertebra and the cervical vertebra of the human body, achieve the purpose of preventing fatigue.

When the anti-fatigue chair rest is used, the anti-fatigue chair rest is placed above the chair, then the chair is used, the connection between the supporting rod adjusting mechanism 303 and the main frame 1 is unscrewed by utilizing a fastening screw, the supporting rod adjusting mechanism 303 is moved up and down, the positions of the waist support 2 and the elbow support 3 can be adjusted, the position of the head support 5 is adjusted by utilizing a front-back adjusting device 503 of the head support and an up-down adjusting device 504 of the head support, the waist support plate 201, the elbow support plate 301, the back support plate 401 and the head support plate 501 which are respectively hinged with the connecting plate and the supporting rod are utilized to respectively adjust the angle of each support plate, aiming at different body types of human bodies, the lumbar vertebra and the cervical vertebra of the human body with different specific types can reach the minimum stress state, different requirements of people with various body types are met, the sitting posture of the waist support 2, the back support 4, the elbow support 3, the head support 5 and, after changing human head and upper half body weight direction through above-mentioned impetus, the dispersion transmits for main frame 1, the transmission of rethread main frame 1 is for the seat, can effectively alleviate human lumbar vertebrae and cervical vertebra atress, reach the purpose of preventing fatigue, effective support to human many positions, the neck when can comprehensively alleviating the human body and keep the position of sitting, the fatigue that the waist received the too concentrated result of pressure, ensure the antifatigue effect of backrest, simultaneously when using, the backrest is placed between human back and seat, utilize main frame 1 and auxiliary stay 6, make and leave the clearance between human body and the seat back, and not direct contact, the heat that human back gived off can carry out heat exchange through clearance and air, promote human external heat dissipation, prevent to sit for a long time and sweat, improve human comfort. The device simple structure, the operation of being convenient for, the practicality is strong.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be obvious to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but that the invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an anti-fatigue chair back, includes main frame (1), waist support (2) and elbow support (3), its characterized in that: a waist support (2) is arranged at the front side of the main frame (1), elbow supports (3) are arranged on the left side wall and the right side wall of the main frame (1), a back support (4) is arranged at the front side of the main frame (1), the back support (4) is positioned above the waist support (2), a head support (5) is arranged at the top of the main frame (1), an auxiliary support (6) is arranged at the bottom of the main frame (1), the main frame (1) comprises a cross rod (101), a vertical rod (102) and an elbow (103), the number of the cross rods (101) is two, the vertical rods (102) are arranged between the two groups of the cross rods (101), the number of the vertical rods (102) is two, the left end and the right end of the cross rod (101) are both provided with elbows (103) through threads, one side of the elbow (103) close to the vertical rod (102) is fixedly connected with the group of vertical rods (102) closest to the elbow through threads.

2. The anti-fatigue chair back as claimed in claim 1, wherein: the waist support (2) comprises a waist support plate (201), a waist support connecting plate (202), lower support rods (203) and upper support rods (204), the number of the waist support plate (201) and the waist support plate (201) hinged to the front side wall of the waist support connecting plate (202) is two, the lower support rods (203) are installed on the rear side wall of the waist support connecting plate (202) through fastening screws, the upper support rods (204) and the upper support rods (204) are installed on the rear side wall of the waist support connecting plate (202) through movable sleeves and located above the lower support rods (203), and the rear side wall of the lower support rods (203) is supported by the front side wall of the main frame (1).

3. The anti-fatigue chair back as claimed in claim 1, wherein: elbow support (3) are including elbow layer board (301), bracing piece (302) and bracing piece adjustment mechanism (303), the one end of bracing piece (302) articulates there is elbow layer board (301), the other end of bracing piece (302) articulates there is bracing piece adjustment mechanism (303), and one side that two sets of bracing piece adjustment mechanism (303) are close to main frame (1) is passed through fastening screw respectively with the left and right sides wall swing joint of main frame (1), go up both ends respectively with two sets of bracing piece adjustment mechanism (303) fixed connection about bracing piece (204).

4. The anti-fatigue chair back as claimed in claim 1, wherein: the back support (4) comprises a back supporting plate (401) and a back supporting connecting plate (402), the front side wall of the back supporting connecting plate (402) is hinged to the back supporting plate (401), the head support (5) comprises a head supporting plate (501), a head supporting connecting plate (502), a head supporting front-back adjusting device (503) and a head supporting up-down adjusting device (504), the front side wall of the head supporting connecting plate (502) is hinged to the head supporting plate (501), the back side wall of the head supporting connecting plate (502) is provided with the head supporting front-back adjusting device (503), the bottom of the head supporting front-back adjusting device (503) is provided with the head supporting up-down adjusting device (504), the back side wall of the head supporting up-down adjusting device (504) is fixedly connected with the main frame (1) through screws, and the top of the back supporting connecting plate (402) is fixedly connected with the bottom of the head supporting up-down adjusting device (504.

5. The anti-fatigue chair back as claimed in claim 1, wherein: the auxiliary support (6) comprises a U-shaped rod (601) and a sleeve-shaped connecting piece (602), the sleeve-shaped connecting piece (602) is sleeved at the bottom of the main frame (1), and the U-shaped rod (601) is installed on the rear side wall of the sleeve-shaped connecting piece (602).