CN217610164U

CN217610164U - Ergonomic chair with elastic back

Info

Publication number: CN217610164U
Application number: CN202221324729.0U
Authority: CN
Inventors: 陈维良; 陈刚
Original assignee: Xiangqun Xianning Technology Co ltd
Current assignee: Xiangqun Xianning Technology Co ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2022-10-21
Anticipated expiration: 2032-05-30

Abstract

The application relates to an ergonomic chair with an elastic chair back, comprising: support frame, seat board and the elasticity back of the chair, the top of support frame is pegged graft and is assembled in the bottom of seat board, and seat board and the elasticity back of the chair are by the integrative injection moulding of plastics, and the junction between seat board and the elasticity back of the chair is formed with circular arc transition portion, and circular arc transition portion realizes the elastic connection between seat board and the elasticity back of the chair. The application has the following expected technical effects: the support frame provides stable installation basis for the seat board, the seat board of installation of pegging graft is convenient to be dismantled and is got off the washing moreover, integrated into one piece's seat board, circular arc transition portion and the elasticity back of the chair, the convenient production preparation, elastic connection between seat board and the elasticity back of the chair can be realized to circular arc transition portion moreover, people can lean on backward in order to extrude the elasticity back of the chair through the back when sitting on the seat board, realize the purpose of leaning back on, whole chair simple structure, it is also comparatively convenient to assemble, and manufacturing cost is lower.

Description

Ergonomic chair with elastic back

Technical Field

The application relates to the technical field of seats, in particular to an ergonomic chair with an elastic chair back.

Background

A seat is a seat with a backrest and armrests, and is generally used in offices, conference halls, teachers and other places. In order to increase comfort, the chair back of a common chair in the market generally needs to have certain elasticity, namely, a human body leans against the chair back and can lean backwards to a certain degree.

Generally, the seat back and the seat frame of the seat are directly connected and fixed, and the seat back and the seat plate are designed in a split mode, so that the structure becomes complicated, the assembly becomes difficult, the production cost is high, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

The application provides an ergonomic chair with an elastic chair back to improve the following technical problems:

the back of the chair and the seat skeleton of common seat are directly connected and fixed, and be split type design between back of the chair and the seat board moreover to lead to the structure to become complicated, the equipment also becomes difficult, and manufacturing cost is higher.

The application provides a take ergonomic chair of elasticity back of chair adopts following technical scheme:

an ergonomic chair with a flexible back, comprising: support frame, seat board and the elasticity back of the chair, the top of support frame peg graft assemble in the bottom of seat board, the seat board with the elasticity back of the chair is by the integrative injection moulding of plastics, the seat board with junction between the elasticity back of the chair is formed with circular arc transition portion, circular arc transition portion realizes the seat board with elastic connection between the elasticity back of the chair.

Through adopting the above technical scheme, the support frame provides stable installation basis for the seat board, the seat board of installation of pegging graft is convenient to be dismantled and is got off the washing moreover, integrated into one piece's seat board, circular arc transition portion and the elasticity back of the chair, the convenient production preparation, and elastic connection between seat board and the elasticity back of the chair can be realized to circular arc transition portion, people can lean on backward in order to extrude the elasticity back of the chair through the back when sitting on the seat board, realize the purpose of leaning back, whole chair simple structure, it is also comparatively convenient to assemble, low in production cost.

Optionally, two sides of the arc transition portion are provided with arc notches.

Through adopting above-mentioned technical scheme, the circular arc breach both can reduce the consumptive material, can reduce the width of circular arc transition portion moreover, and people realize the purpose of leaning back more easily when extrudeing the elasticity back of the chair with the back.

Optionally, blocking parts are arranged on two sides of the front surface of the elastic chair back, and arc transition design is adopted between the blocking parts and the elastic chair back.

Through adopting above-mentioned technical scheme, the design that separates the fender portion can prevent effectively that human back from the both sides roll-off of elasticity back of the chair, and people are difficult for crooked or even topple over when backing, and is safer.

Optionally, a plurality of hollow holes are formed in the elastic chair back.

Through adopting above-mentioned technical scheme, the fretwork hole not only can alleviate the material and the weight of the elasticity back of the chair, has certain ventilation cooling effect moreover, and is more comfortable.

Optionally, a circular or oval pit is arranged at the center of the upper surface of the seat plate.

Through adopting above-mentioned technical scheme, the pit has certain location restriction effect, can prevent effectively that user's buttock from skidding when sitting on, uses and experiences better.

Optionally, the support frame includes two sets of lifting unit and connects the crossbeam, lifting unit is height-adjustable design, it connects in two sets of to connect the crossbeam between the lifting unit.

Through adopting above-mentioned technical scheme, two sets of elevating assembly play comparatively stable supporting role to the seat board, and connect the crossbeam and link together two sets of elevating assembly, and two sets of elevating assembly's structure is more stable, and the seat board realizes height-adjustable through being connected with elevating assembly, and under the special circumstances, the suitability is better, and the later stage also can be dismantled the seat board in addition and wash or maintain, use more convenient.

Optionally, the lifting assembly includes a plurality of lifting columns, a lifting base and a plurality of sets of bolt sets, the bottoms of the lifting columns are inserted into the top of the lifting base, a plurality of sets of locking holes are correspondingly arranged at the bottoms of the lifting columns and the top of the lifting base, and the bolt sets penetrate through the locking holes and enable the lifting columns to be fixedly connected with the lifting base.

By adopting the technical scheme, when the seat plate needs to be adjusted, the bolt group in the locking hole is unscrewed and taken down, then the lifting upright column is dragged, when the height is suitable and the locking holes correspond to each other, the bolt group is inserted into the locking hole and screwed, the structure is simple, and the adjustment is convenient.

Optionally, the bottom of the lifting base is at least provided with two supporting legs, and the bottoms of the supporting legs are provided with rubber anti-slip pads.

Through adopting above-mentioned technical scheme, the supporting legs plays good supporting role to the lifting pedestal, and the rubber slipmat has fine anti-skidding effect to the supporting legs, makes whole chair be difficult to skid.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the support frame provides a stable installation foundation for the seat plate, the seat plate which is installed in an inserted manner is convenient to disassemble and clean, the seat plate, the arc transition part and the elastic chair back which are integrally formed are convenient to produce and manufacture, the arc transition part can realize elastic connection between the seat plate and the elastic chair back, and people can lean backwards through the back to extrude the elastic chair back when sitting on the seat plate, so that the aim of leaning backwards is realized;

2. due to the design of the blocking part, the back of a human body can be effectively prevented from sliding out of two sides of the elastic chair back, the back of the human body is not prone to being inclined or even toppling, and the chair is safer.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural view of an ergonomic chair with a flexible back in accordance with an embodiment of the present application.

Description of reference numerals:

1. a support frame; 11. a lifting assembly; 111. lifting the upright post; 112. a lifting base; 1121. supporting legs; 1122. a rubber non-slip mat; 113. a bolt group; 12. connecting the cross beam; 2. a seat plate; 21. a pit; 3. an elastic chair back; 31. a barrier portion; 32. hollowing out holes; 4. a circular arc transition portion; 41. a circular arc notch.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the application and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be constructed in operation as a limitation of the application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

The present application is described in further detail below with reference to fig. 1.

The embodiment of the application discloses an ergonomic chair with an elastic chair back 3. Referring to fig. 1, the ergonomic chair with flexible back 3 comprises: support frame 1, seat board 2 and the elasticity back of the chair 3, the top of support frame 1 is pegged graft and is assembled in the bottom of seat board 2, and seat board 2 and the elasticity back of the chair 3 are formed with circular arc transition portion 4 by the integrative injection moulding of plastics, the junction between seat board 2 and the elasticity back of the chair 3, and circular arc transition portion 4 realizes the elastic connection between seat board 2 and the elasticity back of the chair 3.

The both sides of circular arc transition portion 4 are provided with circular arc breach 41, and circular arc breach 41 both can reduce the consumptive material, can reduce the width of circular arc transition portion 4 moreover, and people realize the purpose of leaning back more easily when extrudeing the elasticity back of the chair 3 with the back.

The front both sides of the elastic chair back 3 are provided with the blocking parts 31, the blocking parts 31 and the elastic chair back 3 are in circular arc transition design, the blocking parts 31 are designed, so that the back of a human body can be effectively prevented from sliding out of the two sides of the elastic chair back 3, and people are not prone to skew or even topple over during the backrest, and the chair is safer.

The elastic chair back 3 is provided with a plurality of hollow holes 32, and the hollow holes 32 not only can reduce the material and the weight of the elastic chair back 3, but also have certain ventilation and heat dissipation effects, and are more comfortable.

The circular or oval pit 21 is arranged at the center of the upper surface of the seat plate 2, the pit 21 has a certain positioning limiting effect, so that slipping of the buttocks of a user can be effectively prevented, and the use experience is better.

The support frame 1 comprises two groups of lifting components 11 and a connecting beam 12, the lifting components 11 are designed to be height-adjustable, and the connecting beam 12 is connected between the two groups of lifting components 11.

Two sets of lifting unit 11 play comparatively stable supporting role to seat board 2, and connect crossbeam 12 and link together two sets of lifting unit 11, and two sets of lifting unit 11's structure is more stable, and seat board 2 realizes height-adjustable through being connected with lifting unit 11, and under the special circumstances, the suitability is better, and the later stage also can be dismantled seat board 2 to get off to wash or maintain, use more convenient in addition.

The lifting assembly 11 comprises a plurality of lifting columns 111, a lifting base 112 and a plurality of bolt sets 113, the bottoms of the lifting columns 111 are inserted into the top of the lifting base 112, a plurality of sets of locking holes which are correspondingly arranged are arranged at the bottoms of the lifting columns 111 and the top of the lifting base 112, and the bolt sets 113 penetrate through the locking holes and enable the lifting columns 111 and the lifting base 112 to be fixedly connected.

When the seat plate 2 needs to be adjusted, the bolt group 113 in the locking hole is unscrewed and taken down, then the lifting upright column 111 is dragged, when the lifting upright column is dragged to a proper height and the locking holes correspond to each other, the bolt group 113 is inserted into the locking hole and screwed down, the structure is simple, and the adjustment is convenient.

The bottom of the lifting base 112 is at least provided with two supporting legs 1121, the bottom of the supporting legs 1121 is provided with a rubber anti-slip pad 1122, the supporting legs 1121 play a good role in supporting the lifting base 112, and the rubber anti-slip pad 1122 has a good anti-slip effect on the supporting legs 1121, so that the whole chair is not easy to slip.

The implementation principle of the ergonomic chair with the elastic chair back 3 in the embodiment of the application is as follows:

support frame 1 provides stable installation basis for seat board 2, the seat board 2 of installation of pegging graft is convenient to be dismantled and is got off the washing moreover, integrated into one piece's seat board 2, circular arc transition portion 4 and the elasticity back of the chair 3, the convenient production preparation, and elastic connection between seat board 2 and the elasticity back of the chair 3 can be realized to circular arc transition portion 4, people can lean on in order to extrude the elasticity back of the chair 3 backward through the back when sitting on seat board 2, realize the purpose of leaning back on, whole chair simple structure, it is also comparatively convenient to assemble, low in production cost.

The above description is only a preferred embodiment of the present application and should not be taken as limiting the present application, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present application should be included in the scope of the present application.

Claims

1. An ergonomic chair with an elastic back, comprising: support frame (1), seat board (2) and the elasticity back of the chair (3), the top of support frame (1) is pegged graft and is assembled in the bottom of seat board (2), seat board (2) with the elasticity back of the chair (3) is by the integrative injection moulding of plastics, seat board (2) with junction between the elasticity back of the chair (3) is formed with circular arc transition portion (4), circular arc transition portion (4) are realized seat board (2) with elastic connection between the elasticity back of the chair (3).

2. Ergonomic chair with elastic back according to claim 1, characterized in that the arc transition (4) is provided with arc notches (41) on both sides.

3. Ergonomic chair with flexible back according to claim 1, characterized in that on both sides of the front face of the flexible back (3) there are barriers (31), between said barriers (31) and said flexible back (3) there is a circular arc transition design.

4. Ergonomic chair with elastic back according to claim 1, characterized in that said elastic back (3) is provided with a plurality of hollowed-out holes (32).

5. Ergonomic chair with elastic back according to claim 1, characterized in that a circular or oval recess (21) is provided in the centre of the upper surface of the seat plate (2).

6. Ergonomic chair with elastic back according to claim 1, characterized in that said supporting frame (1) comprises two sets of lifting assemblies (11) and a connecting beam (12), said lifting assemblies (11) being of height-adjustable design, said connecting beam (12) being connected between said two sets of lifting assemblies (11).

7. The ergonomic chair with flexible back according to claim 6, wherein the lifting assembly (11) comprises a plurality of lifting columns (111), a lifting base (112) and a plurality of sets of bolts (113), wherein the bottom of the lifting columns (111) is inserted into the top of the lifting base (112), the bottom of the lifting columns (111) and the top of the lifting base (112) are provided with a plurality of sets of locking holes arranged correspondingly, and the bolts (113) pass through the locking holes and fixedly connect the lifting columns (111) and the lifting base (112).

8. The ergonomic chair with flexible back according to claim 7 characterized in that the bottom of the lifting base (112) is provided with at least two support feet (1121), the bottom of the support feet (1121) being provided with rubber non-slip pads (1122).