CN201032942Y

CN201032942Y - Chair structure

Info

Publication number: CN201032942Y
Application number: CNU2007200045544U
Authority: CN
Inventors: 马宜任; 温元志
Original assignee: MA YIREN WEN YUANZHI
Current assignee: MA YIREN WEN YUANZHI
Priority date: 2007-03-15
Filing date: 2007-03-15
Publication date: 2008-03-12
Anticipated expiration: 2017-03-15

Abstract

The utility model is a chair structure, which comprises a chair back and a seat. The chair back is composed of a front frame, a rear frame and a reticulation elastic venting material body assembled with each other. An integral-forming waist protecting component is extended at the front frame, an arc supporting rib is arranged horizontally at the rear frame. A combination sheet is extended at the lower part of the supporting rib, the seat is provided with a combination component, the chair back and the seat are combined with each other by the combination component; the chair back is provided with a waist protecting component, which renders the waist part of the user in seating and inclining with strong support and comfort, the horizontally-arranged arc supporting rib and the waist protecting part can disperse the pressure enforced by the back of the user on the chair back, which facilitates the pressure not being focused on the flexible material and the flexible material being not easy to cause elastic fatigue. The utility model prevents the corrugation and laxation caused by pressure, which can prolong the service life.

Description

Chair structure

Technical field

The utility model is relevant for a kind of Chair structure.

Background technology

Chair is one of essential apparatus of people's daily life, chair miscellaneous in response to and give birth to because time of use chair in life is longer, more meet human body requirements in more comfortable, the use so develop, and the chair that service life is long is people's a necessary demand.

Please refer to shown in Figure 6, for generally coating the chair that constitutes the chair back 4 on the market with elastic material body 42, it is to be established for 5 groups and formed by the chair back 4, seat support, the chair back 4 is mounted on seat support 5 tops, the framework back of the chair back 4 has been horizontally set with ribs 41, and coat framework with elastic material body 42, and make it be fixed in framework, to constitute the chair back 4.

Because 4 of its chair back are provided with simple ribs 41, when the user back relies on the chair back 4, the supported design that waist border position Chang Yinwu fits, make user's waist can't obtain good and strong support, cause taking rear waist for a long time and produce uncomfortable phenomenon such as ache, and human body back puts on the pressure of the chair back 4, often concentrate on the elastic material body 42 of the chair back 4, cause its elastic fatigue easily, even produce fold, lax phenomenon, reduce its service life, and because of pressure disperses inequality, the user back is also easily uncomfortable.

The inventor is in view of the disappearance of above-mentioned Chair structure on reality is used, and revised, improves, and simultaneously in line with spirit of asking and theory, and auxiliary by the knowledge of specialty, experience, and after clever thought, test in many ways, the side creates the utility model.

Summary of the invention

The purpose of this utility model is to provide a kind of Chair structure, and when the user was taken, waist obtained strong the support and feels more comfortable; Can increase simultaneously the service life of this chair.

Chair structure of the present utility model, it comprises the chair back, seat support and covering, the chair back is by the preceding framework that can fit mutually and back framework, and the ventilative material body group of reticulated elastomeric is established and is formed, and before this, back framework periphery all is provided with the locking hole that corresponds to each other, wear mutual locking for screw, before two ends, the framework lower frame left and right sides and be extended with integrated waist support portion, the waist body of this waist support portion body and human body is fitted, and back framework has been horizontally set with the arcuation ribs near its lower frame place, this arcuation ribs is parallel with lower frame, arcuation ribs below is extended with in conjunction with lamellar body, and this is provided with several combined holes in conjunction with lamellar body, and locking mutually with seat support for the chair back combines.The front portion of framework before the ventilative material body of reticulated elastomeric can cover, and around the preceding framework reflexed to its inboard, back, nailing in addition again, framework back before this air-permeable elastic material body is fixed in;

Seat support is made of runners and chair cushion, and be provided with binding member, and chair cushion is mounted on the top of runners, and binding member is mounted on chair cushion below rear side, this binding member is provided with and combines lamellar body combined hole in correspondence with each other, wears combined hole by screw and seat support is locked each other with the chair back combines;

Covering can be covered in conjunction with the lamellar body rear side, is hidden the combined hole in conjunction with lamellar body, makes visually comparatively succinct.

The above is arranged, Chair structure of the present utility model, because the chair back has integrated waist support portion, makes the user take when reclining, waist obtains to support and feel more comfortable effectively, and by arcuation ribs that is horizontally set with and waist support portion, can disperse the user back to put on the pressure of the chair back, pressure can not concentrated on the air-permeable elastic material body, air-permeable elastic material body is difficult for elastic fatigue, avoid it to produce fold, lax phenomenon, can increase its service life because of pressure.

Description of drawings

Fig. 1: three-dimensional exploded view of the present utility model.

Fig. 2: sectional perspective exploded view of the present utility model.

Fig. 3: partial cross-sectional side-elevation view of the present utility model.

Fig. 4: combination rearview of the present utility model.

Fig. 5: combination of side view of the present utility model.

Fig. 6: existing combination rearview.

Drawing reference numeral:

Framework before 1 chair back 11

111 locking holes, 112 waist support portions

12 back framework 121 locking holes

122 arcuation ribs 123 are in conjunction with lamellar body

1231 combined holes, 13 air-permeable elastic material bodies

2 seat supports, 21 runners

22 chair cushions, 23 binding members

231 combined holes 3 hide

4 chair back, 41 ribs

42 elastic material bodies, 5 seat supports

The specific embodiment

At first, please refer to Figure 1 and Figure 2, Chair structure of the present utility model comprises the chair back 1, seat support 2 and hide 3, this chair back 1 is by preceding framework 11, back framework 12 and air-permeable elastic material body are established for 13 groups and are formed, before this,

back framework

11,12 applying groups are mutually established, and periphery all is provided with the locking hole 111 that corresponds to each other, 121, wear mutual locking for screw, before framework 11 two ends, the lower frame left and right sides and be extended with integrated waist support portion 112, the waist body of these waist support portion 112 bodies and human body is fitted, back framework 12 is near its lower frame place, be horizontally set with arcuation ribs 122, this arcuation ribs 122 is parallel with lower frame, and arcuation ribs 122 belows are extended with in conjunction with lamellar body 123, this lamellar body is provided with several combined holes 1231, combines with seat support 2 lockings for the chair back 1.The front portion of framework 11 before netted air-permeable elastic material body 13 can cover, and around the preceding framework 11 reflexed to its inboard, back, nailing in addition again, framework 11 backs before this air-permeable elastic material body 13 is fixed in;

Seat support 2 comprises runners 21 and chair cushion 22, and be provided with binding member 23, chair cushion 22 is mounted on the top of runners 21, binding member 23 is mounted on the below rear side of chair cushion 22, this binding member 23 is provided with and the combined hole 1231 that combines lamellar body 123 combined hole 231 in correspondence with each other, wears combined

hole

231,1231 by screw and seat support 2 is locked each other with the chair back 1 combines;

Hiding 3 can establish for 123 groups with combining lamellar body, and covers combined hole 1231 in conjunction with lamellar body 123 by it, makes the chair back 1 with after seat support 2 combines, and does not expose in conjunction with the combined hole 1231 and the screw of lamellar body 123, reaches comparatively attractive in appearance, visually comparatively succinct effect.

With reference to figure 2～shown in Figure 5, when the enforcement group is established, the front portion of framework 11 before netted air-permeable elastic material body 13 covered, and reflexed is to its inboard, back around the preceding framework 11, nailing is in addition fixed this air-permeable elastic material body 13 in preceding framework 11 backs again; Then, it is corresponding to make the preceding framework 11 and the locking hole 111,121 of back framework 12 peripheries fit each other, establishes with screw locking group again, promptly constitutes the chair back 1 in addition; In addition, chair cushion 22 is mounted on the top of runners 21, chair cushion 22 below rear side groups are established binding member 23, combined hole on it 231 and the chair back 1 is solid in conjunction with the corresponding in addition spiral shell of the combined hole 1231 of lamellar body 123, again, will hide 3 and be covered on, and so promptly finish of the present utility model group and establish in conjunction with lamellar body 123 rear sides.

The user rides on the chair cushion 22, and the back is relied on the chair back 1, waist toward 112 closings of waist support portion, so the applying of the waist body of waist support portion 112 bodies and human body, can protect and support the waist of human body, and is more comfortable when making the user take; Simultaneously, by the arcuation ribs 122 of back framework 12 and the waist support portion 112 of preceding framework 11, can disperse the user back to put on the pressure of the chair back 1, pressure can not concentrated on the netted air-permeable elastic material body 13, avoid it to produce fold, lax phenomenon, increase its service life because of pressure.

In sum, Chair structure of the present utility model has following characteristic and advantage:

1. because two ends, the front framework lower frame left and right sides are extended with integrated waist support section, this waist support section body Fit with the waist body of human body, thus, waist obtains powerful support when reclining so that the user takes And feel more comfortable.

2. the arcuation ribs that is horizontally set with by rear framework, and two ends, the front framework lower frame left and right sides are integrated Waist support section can disperse the user back to put on the pressure of the chair back, and it is netted that pressure can not concentrated on On the elastic material body, thereby netted elastic material body is difficult for elastic fatigue, avoids it because of pressure And produce fold, lax phenomenon, can increase its service life.

3. hide can with establish in conjunction with the lamellar body group so that the chair back is after seat support is combined, in conjunction with the knot of lamellar body Close the hole and screw does not expose, reach comparatively attractive in appearance, visually comparatively succinct effect.

Claims

1. Chair structure, this Chair structure comprises a chair back, one seat support, it is characterized in that: this chair back is by preceding framework, back framework and air-permeable elastic material body group are established and are formed, before being somebody's turn to do, back framework applying group is mutually established, before two ends, the framework lower frame left and right sides and be extended with integrated waist support portion, the waist body of this waist support portion body and human body is fitted, back framework is near its lower frame place, be horizontally set with ribs, the ribs below is extended with in conjunction with lamellar body, air-permeable elastic material body covers preceding framework and combines with it, and seat support is provided with binding member, and binding member combines the lamellar body combination with the chair back.

2. Chair structure as claimed in claim 1 is characterized in that: preceding framework and back framework periphery all are provided with the locking hole that corresponds to each other, wear mutual locking for screw.

3. Chair structure as claimed in claim 1 is characterized in that: this ribs is an arcuation, and parallel with the lower frame of back framework.

4. Chair structure as claimed in claim 1 is characterized in that: this air-permeable elastic material body is netted.

5. Chair structure as claimed in claim 4 is characterized in that: this air-permeable elastic material body is the inboard, back of framework before being fixed in the nailing mode.

6. Chair structure as claimed in claim 1 is characterized in that: this seat support comprises runners and chair cushion, and chair cushion is mounted on the top of runners.

7. Chair structure as claimed in claim 1 is characterized in that: this is plates in conjunction with lamellar body.

8. Chair structure as claimed in claim 7 is characterized in that: be provided with covering in conjunction with the lamellar body rear side cover.

9. Chair structure as claimed in claim 7 is characterized in that: in conjunction with lamellar body and binding member respectively be provided with correspond to each other, wear locking and combine both combined holes for screw.