CN208909433U - Chair - Google Patents
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- CN208909433U CN208909433U CN201821232676.3U CN201821232676U CN208909433U CN 208909433 U CN208909433 U CN 208909433U CN 201821232676 U CN201821232676 U CN 201821232676U CN 208909433 U CN208909433 U CN 208909433U
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Abstract
The utility model belongs to thing to sit on technical field more particularly to a kind of chair.It solves the prior art and designs the technical problems such as unreasonable.This chair includes chair frame and the chair pad that is arranged in chair frame, the chair back is connected on rear side of chair frame, the chair back includes the rectangular box made of plastic material, it is respectively equipped with side card slot one on the two sides lateral surface of rectangular box and the two sides of rectangular box are cut into preceding card-tight part and rear card-tight part by the side card slot one, card-tight part is equipped with several relief grooves interval setting and be connected to the side card slot one in each of front.The utility model advantage is: can be improved elastic property and more practical.
Description
Technical field
The utility model belongs to thing to sit on technical field more particularly to a kind of chair.
Background technique
Chair is a kind of daily life furniture, and one kind having backrest, also armed thing to sit on.
Its structure of backrest generally comprises outline border, and the inner support member being connected in outline border.
And the outline border made of plastic cement, can have extraordinary elastic property, elastic property its can be in order to mentioning
For preferable comfort.
Existing plastic cement outline border, has following defects that
After its receiving back extruding force of outline border, it will can not effectively disperse the progress of extruding force outline border, lead to chair
Comfort it is poor.
Utility model content
The purpose of this utility model is a kind of to can be improved elastic property and more practical chair in view of the above-mentioned problems, providing
Son.
In order to achieve the above objectives, the utility model uses following technical proposal: this chair includes chair frame and is arranged in chair
Chair pad on frame is connected with the chair back on rear side of chair frame, and the chair back includes the rectangular box made of plastic material, in square
It is respectively equipped with side card slot one on the two sides lateral surface of shape framework and the side card slot one is by the two sides of rectangular box
Cut into preceding card-tight part and rear card-tight part, in each of front card-tight part and/or rear card-tight part be equipped with the setting of several intervals and with institute
State the relief groove of the connection of side card slot one.
Elastic deformation performance in a thickness direction can be improved in the side card slot one of design, can be effectively to pressure
Power is dispersed.
The relief groove of design can reduce partial cross section's thickness of rectangular box side, can be carried out with shape paired pressure
Dispersion, greatly improved elastic property and comfort, can prolong the service life and improve practicability.
Side card slot one cooperates with relief groove, and total design is more reasonable.
The decompression slot number being disposed therein on a preceding card-tight part in above-mentioned chair and setting are before another
Decompression slot number on card-tight part is equal.
Quantity is equal, can be in order to the exploitation of mold, and reduces manufacturing cost, at the same time it can also improve production effect
Rate.
The relief groove being disposed therein on a preceding card-tight part in above-mentioned chair and setting clamping before another
Relief groove in portion is arranged in a one-to-one correspondence.
The structure its can be in order to improving the elastic symmetry and production efficiency of structure.
In above-mentioned chair, the two sides of rectangular box respectively include arching lumbar support portion and straight back-supported
Portion, side card slot one are arranged on the lateral surface of the flat back support portion and arching lumbar support portion, and relief groove setting exists
On the preceding card-tight part of flat back support portion.
When people is sitting on chair, chair back lower part is using the convex surface outermost point of arching lumbar support portion as fulcrum, when pressed
The top waist movement that elasticity can be generated, reaches the function of waist support.
In above-mentioned chair, fixing seat, two fixing seats are connected separately in the middle part of the rectangular box two sides inner wall
It is symmetrical set, L shape supporting element is connected on rear side of chair frame, be equipped in the vertical section two sides of L shape supporting element extended outward
Cantilever segment, and the outer end of cantilever segment is fixedly connected with fixing seat by fastener, the upper inside walls of rectangular box are equipped with and L shape branch
The attachment base of support member upper end connection.
Fastener is bolt etc..
Fixing seat its be convenient for connecting with neck by two connecting fulcrums of frame.
In above-mentioned chair, the rectangular box two sides and downside inner wall are connected separately with convex and reinforce edge, institute
The back side that convex reinforces edge is arranged in the fixing seat stated, and reinforces being equipped between edge and the two sides inner wall of rectangular box in convex
Reinforce convex ribs, a reinforcement convex ribs are distributed on the outside of each fixing seat, reinforces height of the convex ribs to rectangular box inner bulge
Equal to fixing seat to the height of rectangular box inner bulge.
Convex reinforces the design at edge, and whole structural strength can be improved.
Convex reinforces the front at edge and forms ring-shaped step with the inner wall of rectangular box, and convex reinforces the back side and the square at edge
The back side of shape framework flushes.
The design for reinforcing convex ribs, may insure the structural strength at connecting fulcrum, avoids seeing cracking phenomena.
The equal structure of height of projection, can it is easy to process and manufacture, simultaneously, it is thus also avoided that subsequent removably to interfere.
In above-mentioned chair, being connected to the convex of rectangular box two sides inner wall, to reinforce convex height of the edge in the middle part of it big
Reinforce the convex height at edge both ends in convex, the middle part that convex reinforces edge, the reinforcement is arranged in the fixing seat
The middle part that convex reinforces edge is arranged in convex ribs.
It can be further improved structural strength to the structure, and prolong the service life.
In above-mentioned chair, outer side edges are equipped with the side being connected to the side card slot one on the downside of the rectangular box
Checkpost slot two, this chair back further include chair back fabric, and the periphery of chair back fabric is stuck in the side card slot one and side card slot two,
The upper side edge of chair back fabric is bent upwards and is wrapped on the upper side edge of rectangular box 1；
Chair pad is made of meshed fabric or sponge.
The side card slot one and side card slot two of design can be caught in fixation in order to the periphery of backrest, can substantially mention
The intensity of high structure, and prolong the service life, at the same time it can also further increase disassembly efficiency.
In above-mentioned chair, the rectangular box upper inside walls are connected with rear convex arch block, and the two of rear convex arch block
End is connected to convex and reinforces on the two sides back side at edge, attachment base is equipped in the positive Middle face of rear convex arch block, in L shape supporting element
Upper end be also connected with neck brace, the neck on the outside of rectangular box front is connected on neck brace by frame.
The design of convex arch block afterwards can be improved in anti-deformation intensity and the width direction at the top of rectangular box
Booster action, meanwhile, it is also convenient for the assembly and connection of subsequent parts.
In above-mentioned chair, the rear convex arch block both ends and convex are reinforced being equipped with three between the two sides back side at edge
Angle link block is respectively equipped with several through-holes one on each triangle joint block, reinforces being equipped on edge in convex and lead to described
The through-hole two that hole one is connected to one by one is equipped with the through-hole three being connected to one by one with the through-hole one on rear convex arch block；
The through-hole one, two and three of design, can be in order to the fixation of backrest.
Also there is the bottom hole of several non-circular blind holes and non-circular blind hole in the position that convex reinforcement edge is equipped with through-hole two
It extends in triangle joint block；
Non-circular blind hole includes trapezoidal hole, any one in tri-angle-holed and slotted eye.
The top side risen there are two the rear convex deep gouge for being located at connection seat both sides, rear convexo-convex and square are set in the front of rear convex arch block
The top side of shape framework flushes, and the back side of remaining side and rear convex arch block that rear convexo-convex rises forms step, on rear convex arch block
Equipped with several along the rear spaced through-hole four in convex arch block length direction, and the rear end of through-hole four is connected to step, through-hole
Three are connected to step.
The design of convex deep gouge afterwards can save material, at the same time it can also improve structural strength.
Through-hole four its fixed convenient for the top margin of backrest.
Compared with prior art, it is the advantages of this chair:
1, the side card slot one designed, can be improved elastic deformation performance in a thickness direction, can be effectively right
Pressure is dispersed.
2, design relief groove, partial cross section's thickness of rectangular box side can be reduced, can with shape paired pressure into
Row dispersion, greatly improved elastic property and comfort, can prolong the service life and improve practicability.
Side card slot one cooperates with relief groove, and total design is more reasonable.
3, structure is simple and easy to manufacture.
Detailed description of the invention
Fig. 1 is schematic perspective view provided by the utility model.
Fig. 2 is structural schematic diagram provided by the utility model.
Fig. 3 is side structure schematic view provided by the utility model.
Fig. 4 is partial structural diagram at the top of annular framework provided by the utility model.
Fig. 5 is annular one schematic diagram of framework partial structurtes provided by the utility model.
Fig. 6 is annular two structural schematic diagram of framework partial structurtes provided by the utility model.
Fig. 7 be it is provided by the utility model with neck by frame connect after structural schematic diagram.
Fig. 8 is Chair structure schematic diagram provided by the utility model.
In figure, rectangular box 1, side card slot 1, preceding card-tight part 12, rear card-tight part 13, relief groove 14, fixing seat 15,
Convex reinforce edge 16, through-hole 2 161, non-circular blind hole 162, reinforce convex ribs 17, side card slot 2 18, rear convex arch block 19,
Attachment base 191, triangle joint block 192, through-hole 1, through-hole 3 194, rear convex deep gouge 195, rear convexo-convex play 196, through-hole four
197, strip groove 198, strip bulge 1, strip bulge 2 200, arc groove 201, polygon deep gouge 202, one a of angle, folder
Two b of angle, arching lumbar support portion 1a, flat back support portion 1b, chair frame 2, chair pad 3, L shape supporting element 4, cantilever segment 41, neck
Portion's bracket 5, neck lean on frame 6, the chair back 10, chair back fabric 100.
Specific embodiment
It is the specific embodiment of utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
Embodiment one
As shown in figure 8, this chair includes chair frame 2 and the chair pad 3 that is arranged in chair frame 2, chair is connected on rear side of chair frame 2
Back 10.
Chair frame 2 includes the pedestal with universal wheel and the handrail for being connected to pedestal two sides.
Handrail is any one in fixed and lift.
The chair back 10 includes rectangular box 1 made of plastic material, and rectangular box 1 is made up of injection molding.
As shown in figures 1 to 6, side card slot 1 is respectively equipped with and the side on the two sides lateral surface of rectangular box 1
The two sides of rectangular box 1 are cut into preceding card-tight part 12 and rear card-tight part 13 by checkpost slot 1, in each of front on card-tight part 12
Equipped with several relief grooves 14 interval setting and be connected to the side card slot 1.
Secondly, being equipped with the side card slot 2 18 being connected to the side card slot 1 in 1 downside outer side edges of rectangular box.
Side card slot 1 and side card slot 2 18 can be fixed in order to the periphery of backrest net or cloth.
Prioritization scheme, 14 quantity of relief groove being disposed therein on a preceding card-tight part 12 are blocked before another with setting
14 quantity of relief groove in tight portion 12 is equal.
Secondly, the relief groove 14 being disposed therein on a preceding card-tight part 12 and setting are before another on card-tight part 12
Relief groove 14 be arranged in a one-to-one correspondence.
Specifically, arching lumbar support portion 1a and flat back are respectively included in the two sides of the present embodiment rectangular box 1
Support portion 1b, arching lumbar support portion 1a are arranged to human body side protrusion, side card slot 1 in the flat back support portion
On the lateral surface of 1b and arching lumbar support portion 1a, relief groove 14 is arranged on the preceding card-tight part 12 of flat back support portion 1b.
Fixing seat 15 is connected separately in the middle part of 1 two sides inner wall of rectangular box, two fixing seats 15 are symmetrical set.Two
It is respectively equipped with location hole in a fixing seat 15, convenient for being connected and fixed.The axial line of two location holes is overlapped.
Convex is connected separately in 1 two sides of rectangular box and downside inner wall and reinforces edge 16, and the fixing seat 15 is arranged
Reinforce the back side at edge 16 in convex, reinforces being equipped between edge 16 and the two sides inner wall of rectangular box 1 in convex and reinforce convex ribs
17, a reinforcement convex ribs 17 are distributed in the outside of each fixing seat 15, reinforce height of the convex ribs 17 to 1 inner bulge of rectangular box
Equal to fixing seat 15 to the height of 1 inner bulge of rectangular box.
The convex for being connected to 1 two sides inner wall of rectangular box reinforces convex height of the edge 16 in the middle part of it and is greater than convex reinforcing side
The middle part that convex reinforces edge 16, the reinforcement convex ribs 17 are arranged in convex height along 16 both ends, the fixing seat 15
The middle part that convex reinforces edge 16 is set.
It is connected with L shape supporting element 4 in the rear side of chair frame 2, is equipped in the vertical section two sides of L shape supporting element 4 extended outward
Cantilever segment 41, and the outer end of cantilever segment 41 is fixedly connected with fixing seat 15 by fastener, the upper inside walls of rectangular box 1 are equipped with
The attachment base 191 being connect with 4 upper end of L shape supporting element.
The convex arch block 19 after 1 upper inside walls of rectangular box are connected with, the both ends of rear convex arch block 19 are connected to convex and add
On the two sides back side at strong edge 16, attachment base 191 is equipped in the positive Middle face of rear convex arch block 19.
It is equipped with triangle joint block 192 between the two sides back side that edge 16 is reinforced at rear convex 19 both ends of arch block and convex,
It is respectively equipped with several through-holes 1 on each triangle joint block 192, reinforces being equipped with and the through-hole one on edge 16 in convex
193 through-holes 2 161 being connected to one by one are equipped with the through-hole three being connected to one by one with the through-hole 1 on rear convex arch block 19
194；
Reinforcing the position that edge 16 is equipped with through-hole 2 161 in convex also has several non-circular blind holes 162 and non-circular blind
The bottom hole in hole 162 extends in triangle joint block 192；The non-circular blind hole 162 of the present embodiment is trapezoidal hole.
It sets in the front of rear convex arch block 19 there are two the rear convex deep gouge 195 for being located at 191 two sides of attachment base, rear convexo-convex rises
196 top side is flushed with the top side of rectangular box 1, and rear convexo-convex plays 196 remaining side and the back side of rear convex arch block 19 is formed
Step is equipped with several along the rear convex spaced through-hole 4 197 of 19 length direction of arch block and logical on rear convex arch block 19
The rear end in hole 4 197 is connected to step, and through-hole 3 194 is connected to step.
Several strip grooves 198 positioned at 191 two sides of attachment base are additionally provided in the front of rear convex arch block 19, are located at the same side
Two neighboring strip groove 198 between formed strip bulge 1, and near rear convex deep gouge 195 strip groove 198 with after
Strip bulge 2 200 is formed between convex deep gouge 195, is respectively equipped with arc groove on strip bulge 1 and strip bulge 2 200
201。
At least one polygon deep gouge 202 is equipped between two adjacent through-holes 4 197.
It is equipped with resigning breach 190 in the positive Middle face of rear convex arch block 19, the internal diameter of resigning breach 190 is from top to bottom gradually
Expand.
The lower side of rectangular box 1 is domes and the lower side protrusion direction of rectangular box 1 and rear convex arch block 19
Protrusion direction it is consistent.
The downside of convex arch block 19 has arc convex afterwards.
As shown in Figure 3-4,
The two sides inner wall and convex of rectangular box 1 are reinforced forming one a of angle for being greater than 90 ° between edge 16.
The downside inner wall and convex of rectangular box 1 are reinforced forming two b of angle less than 90 ° between edge 16.
As Figure 7-8,
After the present embodiment and neck are connect by frame, a component is formed.
Meanwhile chair is formed after installing above-mentioned component to chair frame.
The chair of the present embodiment, chair cushion are sponge or grid cloth.
Secondly, backrest is sponge or grid cloth.
In addition, this chair back further includes chair back fabric 100, the periphery of chair back fabric 100 is stuck in one 11 He of side card slot
In side card slot 2 18, the upper side edge of chair back fabric 100 is bent upwards and is wrapped on the upper side edge of rectangular box 1；
The upper side edge of chair back fabric 100 is fixed by several locking members successively inserted in through-hole one, two and three.
Chair pad 3 is made of meshed fabric or sponge.
It is also connected with neck brace 5 in the upper end of L shape supporting element 4, is connected on neck brace 5 positioned at rectangular box 1
The neck in positive outside leans on frame 6.
Neck brace 5 is fixedly connected with the upper end of L shape supporting element 4 or connects with the upper end lifting activity of L shape supporting element 4
It connects.
Embodiment two
The working principle and structure of the present embodiment are basically the same as the first embodiment, and unique different structure is: each
Card-tight part 13 is equipped with several relief grooves 14 interval setting and be connected to the side card slot 1 afterwards.
Embodiment three
The working principle and structure of the present embodiment are basically the same as the first embodiment, and unique different structure is: each
Preceding card-tight part and rear card-tight part are equipped with several relief grooves 14 interval setting and be connected to the side card slot 1.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (10)
1. chair is connected with the chair back on rear side of chair frame (2) including chair frame (2) and the chair pad (3) being arranged on chair frame (2)
(10), which is characterized in that the chair back (10) includes the rectangular box made of plastic material (1), in rectangular box (1)
It is respectively equipped with side card slot one (11) on the lateral surface of two sides and the side card slot one (11) is by the two sides of rectangular box (1)
While cut into preceding card-tight part (12) and rear card-tight part (13), in each of front card-tight part (12) be equipped with the setting of several intervals and with institute
State the relief groove (14) of side card slot one (11) connection.
2. chair according to claim 1, which is characterized in that the relief groove being disposed therein on a preceding card-tight part (12)
(14) quantity is equal with relief groove (14) quantity of the setting before another on card-tight part (12).
3. chair according to claim 2, which is characterized in that the relief groove being disposed therein on a preceding card-tight part (12)
(14) it is arranged in a one-to-one correspondence with relief groove (14) of the setting before another on card-tight part (12).
4. chair according to claim 1 or 2 or 3, which is characterized in that the two sides of rectangular box (1) respectively include encircleing
Shape lumbar support portion (1a) and straight back support (1b), side card slot one (11) are arranged in the flat back support portion
On the lateral surface of (1b) and arching lumbar support portion (1a), the preceding clamping in flat back support portion (1b) is arranged in relief groove (14)
In portion (12).
5. chair according to claim 1, which is characterized in that connect respectively in the middle part of rectangular box (1) two sides inner wall
It is connected to fixing seat (15), two fixing seats (15) are symmetrical set, and L shape supporting element (4) are connected on rear side of chair frame (2), in L
The vertical section two sides of shape supporting element (4) are equipped with outside extended cantilever segment (41), and the outer end of cantilever segment (41) and fixing seat
(15) it is fixedly connected by fastener, the upper inside walls of rectangular box (1) are equipped with the connection connecting with L shape supporting element (4) upper end
Seat (191).
6. chair according to claim 5, which is characterized in that rectangular box (1) two sides and downside inner wall difference
Be connected with convex and reinforce edge (16), the back side of edge (16) is reinforced in the fixing seat (15) setting in convex, in convex plus
It is equipped between strong edge (16) and the two sides inner wall of rectangular box (1) and reinforces convex ribs (17), the outside point of each fixing seat (15)
Be furnished with a reinforcement convex ribs (17), reinforce convex ribs (17) to the height of rectangular box (1) inner bulge be equal to fixing seat (15) to
The height of rectangular box (1) inner bulge.
7. chair according to claim 6, which is characterized in that the convex for being connected to rectangular box (1) two sides inner wall is reinforced
Convex height of the edge (16) in the middle part of it is greater than the convex height that convex reinforces edge (16) both ends, and the fixing seat (15) is set
It sets and reinforces the middle part of edge (16) in convex, the middle part of edge (16) is reinforced in reinforcement convex ribs (17) setting in convex.
8. chair according to claim 1, which is characterized in that outer side edges are equipped with and institute on the downside of the rectangular box (1)
The side card slot two (18) for side card slot one (11) connection stated, this chair back further includes chair back fabric (100), chair back fabric
(100) periphery is stuck in the side card slot one (11) and side card slot two (18), and the upper side edge of chair back fabric (100) is upward
It is bent and is wrapped on the upper side edge of rectangular box (1)；
Chair pad (3) is made of meshed fabric or sponge.
9. chair according to claim 5, which is characterized in that described rectangular box (1) upper inside walls are connected with rear convex
Arch block (19), the both ends of rear convex arch block (19) are connected to convex and reinforce on the two sides back side of edge (16), in rear convex arch
The positive Middle face of block (19) is equipped with attachment base (191)；
Neck brace (5) are also connected in the upper end of L shape supporting element (4), are connected on neck brace (5) positioned at rectangular box
(1) neck in front outside leans on frame (6).
10. chair according to claim 9, which is characterized in that rear convex arch block (19) both ends and convex are reinforced
Triangle joint block (192) are equipped between the two sides back side at edge (16), are respectively equipped on each triangle joint block (192) several
Through-hole one (193) is reinforced being equipped with the through-hole two (161) being connected to one by one with the through-hole one (193) on edge (16) in convex,
The through-hole three (194) being connected to one by one with the through-hole one (193) is equipped on rear convex arch block (19)；
Reinforcing the position that edge (16) are equipped with through-hole two (161) in convex also has several non-circular blind holes (162) and non-circular
The bottom hole of blind hole (162) extends in triangle joint block (192)；
It sets in the front of rear convex arch block (19) there are two the rear convex deep gouge (195) for being located at attachment base (191) two sides, rear convexo-convex rises
(196) top side is flushed with the top side of rectangular box (1), remaining side and the rear convex arch block (19) of rear convexo-convex (196)
The back side forms step, is equipped on rear convex arch block (19) several spaced logical along rear convex arch block (19) length direction
Kong Si (197), and the rear end of through-hole four (197) is connected to step, through-hole three (194) is connected to step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821232676.3U CN208909433U (en) | 2018-08-01 | 2018-08-01 | Chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821232676.3U CN208909433U (en) | 2018-08-01 | 2018-08-01 | Chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208909433U true CN208909433U (en) | 2019-05-31 |
Family
ID=66701683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821232676.3U Active CN208909433U (en) | 2018-08-01 | 2018-08-01 | Chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208909433U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108814083A (en) * | 2018-08-01 | 2018-11-16 | 浙江粤强家具科技有限公司 | chair |
| CN108814083B (en) * | 2018-08-01 | 2024-07-09 | 浙江粤强家具科技有限公司 | Chair |
-
2018
- 2018-08-01 CN CN201821232676.3U patent/CN208909433U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108814083A (en) * | 2018-08-01 | 2018-11-16 | 浙江粤强家具科技有限公司 | chair |
| CN108814083B (en) * | 2018-08-01 | 2024-07-09 | 浙江粤强家具科技有限公司 | Chair |
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