CN201509921U - Combined structure for seat backs - Google Patents
Combined structure for seat backs Download PDFInfo
- Publication number
- CN201509921U CN201509921U CN2009201832404U CN200920183240U CN201509921U CN 201509921 U CN201509921 U CN 201509921U CN 2009201832404 U CN2009201832404 U CN 2009201832404U CN 200920183240 U CN200920183240 U CN 200920183240U CN 201509921 U CN201509921 U CN 201509921U
- Authority
- CN
- China
- Prior art keywords
- frame
- dictyosome
- inward flange
- conjugate foramen
- ora terminalis
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The utility model discloses a combined structure for seat backs. The combined structure comprises a front frame, a screen body and a rear frame, wherein, the front frame is provided with a front surface, a ring-shaped outer flange, an inner flange and jointing holes; a ring groove is formed between the outer flange and the inner flange on the back side of the front frame, and is provided with a plurality of insertion pillars arranged at intervals; sleeve holes are formed on the end edge of the screen body in the position corresponding to the insertion pillars; the screen body is arranged in front of the front frame, so that the outer flange of the front frame is coated with the end edge of the screen body, the sleeve holes are sleeved on insertion pillars at the back part of the front frame, and the screen body is in a tight state after combination; the end edge of the screen body is accommodated in the ring groove; the rear frame is provided with a rear surface; a ring-shaped outer flange and a ring-shaped inner flange are arranged on the front side of the rear frame in the positions corresponding to the outer flange and the inner flange of the front frame; a ring groove is formed between the outer flange and the inner flange of the rear frame; the ring groove of the rear frame is provided with jointing pillars arranged in the position corresponding to the insertion pillars of the front frame; jointing holes are formed on the rear frame in the position corresponding to the jointing holes of the front frame; and a plurality of jointing pieces penetrate the jointing holes of the front frame and the rear frame after the insertion pillars of the front frame and the jointing pillars of the rear frame are combined. The utility model can enhance stability and reliability of the combination.
Description
Technical field
The utility model relates to a kind of chair back combining structure, relates to a kind of simple and convenient assembly in particular and can promote the back structure of combination steadiness and reliability.
Background technology
The existing chair back has multiple pattern, and for ventilative comfortableness, the chair back has the design that dictyosome is set on chair back framework at present, as Fig. 8 and shown in Figure 9, be one of back structure of existing tool dictyosome, mainly comprise a framework 91, a dictyosome 92, number nail body 93, a cover frame 94, number bolt 95 compositions, and this framework 91 is an annular solid, and by the hard material manufacturing, and several conjugate foramens 911 are set, the junction surface 912 that can provide dictyosome 92 to engage is set again forwardly; Dictyosome 92 is the bendable material manufacturing again, and ora terminalis is covered on the junction surface 912 of framework 91, and interts solid junction surface 912 combinations of dictyosomes 92 nails by nail body 93, and makes combination back dictyosome 92 can be tight state; Cover frame 94 is the annular solid of corresponding framework 91 shapes again, and be covered in framework 91 the place aheads, and corresponding aforementioned conjugate foramen 911 positions are provided with conjugate foramen 941, and making when cover frame 94 is covered in framework 91 the place aheads can be by bolt 95 and framework 91 combination, and makes cover frame 94 can promote chair back the place ahead globality texture.
The aforementioned chair back bears the user when lying by power, and it is lain will be directly conducted to by power and respectively follows closely on the body 93, yet it is big or easily cause when lying the loosening and dictyosomes 92 of part nail body 93 can not keep tight state disappearance by power by centre-of gravity shift when lying, the combination back is by still considerable conjugate foramen 911 and the bolt 95 of showing in chair back rear again, has the not good disappearance of composite entity, in addition, for waste in use for some time the abandoning of this chair back is difficult for taking off nail body 93 when reclaiming, thereby dictyosome 92 is separated with framework 91, cause and reclaim time-consuming difficult disappearance.
The utility model content
The purpose of this utility model is to provide a kind of chair back combining structure, to solve the problem that makes up steadiness and reliability deficiency in the prior art.
In order to reach above-mentioned purpose, solution of the present utility model is:
A kind of chair back combining structure comprises:
Frame before one, by the annular solid that hard material is made, it has front surface, and corresponding front surface is provided with ring-type outward flange and inward flange towards the rear, should before be formed with annular groove between outer, the inward flange of frame rear side, this annular groove is arranged at intervals with several inserting columns, on this preceding frame conjugate foramen is set also;
One dictyosome, by the bendable material manufacturing, it is provided with trepanning in the corresponding aforementioned inserting column of ora terminalis position, this dictyosome is established the place ahead of former frame, and frame rear inserting column before making the outward flange of the preceding frame of dictyosome ora terminalis coating and making the trepanning fit, and making combination back dictyosome be tight state, this dictyosome ora terminalis is contained in the annular groove;
One after-frame, annular solid by the hard material manufacturing, it has the rear surface, and before the correspondence of front side frame outside, the inward flange position be provided with the annular outside, inward flange, should be outer, be formed with annular groove between inward flange, and frame inserting column position is provided with bond post before annular groove is corresponding aforementioned, and frame conjugate foramen position is provided with conjugate foramen before the after-frame correspondence again;
The number fastener, after the inserting column of former frame and the combination of after-frame bond post, the conjugate foramen of frame and after-frame before interting.
Further, this dictyosome is provided with the conjugant of preferable crack resistance at ora terminalis, and makes trepanning be located on the conjugant.
Further, this combination adopts the mode of sewing up to be arranged on the ora terminalis.
Further, the conjugate foramen of this preceding frame is located at the corresponding front surface parallel direction of inward flange, and this after-frame is provided with conjugate foramen in the corresponding aforementioned conjugate foramen of inward flange position.
Further, but the jack of frame inserting column before the bond post setting fit of this after-frame, again before after-frame outward flange inboard and the inward flange outside is corresponding outside the frame, the inward flange end position is provided with respectively by edge, and make the cover hole peripheral of combination back bond post ora terminalis against dictyosome, and the lean on edge and the preceding frame outward flange end clamping dictyosome of after-frame outward flange make up steadiness to promote dictyosome.
Further, this dictyosome also is provided with the nail body affixed with preceding frame.
After adopting said structure, after this dictyosome group of the utility model is established former frame, the inserting column of frame inserts in the after-frame bond post jack before making again, and make fastener intert the conjugate foramen of forward and backward frame, thereby guarantee that forward and backward frame can not break away from, simultaneously because can not displacement behind the frame inserting column before the trepanning fit of dictyosome, still can keep the tight state of dictyosome after lying by power and can not become flexible bearing, can not produce that body is loosening to cause dictyosome can not keep tight situation because of part is followed closely when being made up by the solid mode of nail fully as existing structure, so have preferable combinative stability and reliability; The utility model can take off fastener when desire reclaims in use for some time and forward and backward frame is separated simultaneously, and makes the inserting column of the preceding frame of trepanning disengaging of dictyosome, can make dictyosome break away from, thereby have the convenience that environmental protection is reclaimed.Further, when of the present utility model each adjacent before frame inserting column, after-frame bond post spacing is set hour, dictyosome and forward and backward frame get final product tool good combination intensity, and the utility model if each adjacent before frame inserting column, after-frame bond post spacing is set can arranges in pairs or groups the nail body when big and make dictyosome part position and preceding frame affixed, and still can keep the tight state of combination because of dictyosome by frame inserting column before the trepanning fit, thereby it is loosening to prevent to bear when lying by power the nail body, can existing design fully by the preferable combinative stability of nail body Combination Design tool, reliability.Further, because combination back bond post ora terminalis can be against the cover hole peripheral of dictyosome, and the after-frame outward flange by edge and preceding frame outward flange end clamping dictyosome with enhancement dictyosome steadiness, and the rear surface of reason after-frame loses any fastener, thereby make product have the better overall aesthetic property, further, dictyosome of the present utility model itself must not be provided with fastener at ora terminalis when being made by preferable crack resistance material again, and directly processes by this dictyosome and to produce trepanning and get final product tool good combination intensity with the combination of preceding frame inserting column.
Description of drawings
Fig. 1 is the exploded view of the utility model first embodiment;
Fig. 2 is the constitutional diagram of dictyosome and preceding frame among the utility model first embodiment;
Fig. 3 is the combination stereogram of the utility model first embodiment;
Fig. 4 is the combination rearview of the utility model first embodiment;
Fig. 5 is an A-A cross-sectional schematic in the utility model first embodiment corresponding diagram 3;
Fig. 6 is a B-B cross-sectional schematic in the utility model first embodiment corresponding diagram 3;
Fig. 7 is the combination schematic diagram that body and preceding frame are followed closely in the dictyosome collocation among the utility model second embodiment;
Fig. 8 is STRUCTURE DECOMPOSITION figure of the prior art;
Fig. 9 is a textural association schematic rear view of the prior art.
Among the figure:
Preceding frame 1 front surface 11
Conjugate foramen 16 dictyosomes 2
Conjugant 21 trepannings 22
After-frame 3 rear surfaces 31
Jack 351 is by edge 36
By edge 37 conjugate foramens 38
Preceding frame 5 inserting columns 51
Dictyosome 6 trepannings 61
After-frame 7 bond posts 71
Nail body 8 frameworks 91
Conjugate foramen 911 junction surfaces 912
Dictyosome 92 nail bodies 93
Cover frame 94 conjugate foramens 941
Bolt 95
The specific embodiment
In order further to explain the technical solution of the utility model, the utility model is elaborated below by specific embodiment.
See also Figure 1 and Figure 2, shown in it is first embodiment of the present utility model, comprises a preceding frame 1, a dictyosome 2, an after-frame 3 and number fastener 4.Preceding frame 1 is made annular solid by hard material, has front surface 11, as shown in Figure 3, and ring-type outward flange 12, inward flange 13 are set towards the rear by front surface 11 ora terminalis, and outer, 12,13 of the inward flanges of preceding frame 1 rear side are formed with annular groove 14, in annular groove 14 appropriate intervals positions several inserting columns 15 are set again, in inward flange 13 corresponding front surface 11 parallel directions conjugate foramen 16 are set again.
Dictyosome 2 is the bendable material manufacturing, and the conjugant 21 of preferable crack resistance is set by stitching at ora terminalis, and trepanning 22 is set in conjugant 21 corresponding aforementioned inserting columns 15 positions, and make dictyosome 2 can establish former frame 1 the place ahead, and make dictyosome 2 ora terminalis coat the outward flange 12 of preceding frame 1, the inserting column 15 at frame 1 rear before trepanning 22 is sleeved on, and make combination back dictyosome 2 be tight state, and the front surface 11 of frame 1 before dictyosome 2 covers, the conjugant 21 of dictyosome 2 ora terminalis can be contained in the annular groove 14 again, this preferable crack resistance is meant that promptly crack resistance is better, and it adopts techniques well known to realize, so do not describe in detail.
The annular solid that after-frame 3 is formed by the hard material manufacturing, and tool rear surface 31, as shown in Figure 4, and before the correspondence of front side frame 1 outside, inward flange 12,13 positions are provided with outside the annular, inward flange 32,33, and it is outer, inward flange 32, be formed with annular groove 34 between 33, and frame 1 inserting column 15 positions are provided with bond post 35 before annular groove 34 correspondences are aforementioned, but this bond post 35 is provided with the jack 351 of fit inserting column 15, again before outward flange 32 inboards and inward flange 33 outside correspondences outside the frame, inward flange 12,13 end positions are provided with respectively by edge 36,37, frame 1 conjugate foramen 16 positions are provided with conjugate foramen 38 before after-frame 3 inward flanges 33 are corresponding again, and at after-frame 3 junction surface 39 that can make up with seat support chassis or other assembly (indicating among the figure) are set.
See also Fig. 1 to Fig. 6, after the utility model makes 2 groups of dictyosomes establish former frame 1, the inserting column 15 of frame 1 inserts in after-frame 3 bond posts 35 jacks 351 before making again, and before fastener 4 is interted, after- frame 1,3 conjugate foramen 16,38, before guaranteeing, after- frame 1,3 can not break away from, and make that combination back bond post 35 ora terminalis can be against trepanning 22 peripheries of dictyosome 2, but and after-frame 3 outward flanges 32 by edge 36 and preceding frame 1 outward flange 12 end clamping dictyosomes 2, to promote the steadiness of dictyosome 2, of the present utility model again by edge 36,37 designs can be promoted composite entity, and because of before fastener 4 interts, after- frame 1,3 inward flanges 13,33 conjugate foramen 16,38, do not have a conjugate foramen because of the rear surface 31 of after-frame 3, more make the utility model tool globality and aesthetic property.
Can not displacement behind frame 1 inserting column 15 before trepanning 22 fits of the utility model dictyosome 2, still can keep dictyosome 2 tight states after lying by power and can not become flexible bearing, can have preferable combinative stability, a reliability.The utility model structure can be taken off fastener 4 when desire reclaims in use for some time and be made preceding frame 1 separate with after-frame 3 again, and makes preceding frame 1 inserting column 15 of trepanning 22 disengagings of dictyosome 2 that dictyosome 2 is broken away from, thereby has the convenience that environmental protection is reclaimed.
If the utility model is each adjacent preceding frame inserting column, the after-frame bond post is provided with the spacing nail body of can arranging in pairs or groups when big makes dictyosome and preceding frame affixed, see also second embodiment of the present utility model shown in Figure 7, its preceding frame 5, after-frame 7 has the inserting column identical with first embodiment, bond post, and inserting column 51, bond post 71 spacings are big than first embodiment, and make behind the trepanning 61 fit inserting columns 51 of dictyosome 6 again collocation nail body 8 and make dictyosome 6 part positions and preceding frame 5 fix, and because of dictyosome 6 still can be by frame 5 inserting columns 51 before trepanning 61 fits, to keep the tight state of combination, thereby it is loosening to prevent to bear when lying by power nail body 8, and comparable prior art is fully by the preferable combinative stability of nail body Combination Design tool, reliability.
In addition, dictyosome of the present utility model itself must not be provided with fastener at ora terminalis when being made by preferable crack resistance material again, and directly processes by this dictyosome and to produce trepanning and get final product tool good combination intensity with the combination of preceding frame inserting column.
The foregoing description and graphic and non-limiting product form of the present utility model and style, any person of an ordinary skill in the technical field all should be considered as not breaking away from patent category of the present utility model to its suitable variation or modification of doing.
Claims (6)
1. a chair back combining structure is characterized in that, comprising:
Frame before one, by the annular solid that hard material is made, it has front surface, and corresponding front surface is provided with ring-type outward flange and inward flange towards the rear, should before be formed with annular groove between outer, the inward flange of frame rear side, this annular groove is arranged at intervals with several inserting columns, on this preceding frame conjugate foramen is set also;
One dictyosome, by the bendable material manufacturing, it is provided with trepanning in the corresponding aforementioned inserting column of ora terminalis position, this dictyosome is established the place ahead of former frame, and frame rear inserting column before making the outward flange of the preceding frame of dictyosome ora terminalis coating and making the trepanning fit, and making combination back dictyosome be tight state, this dictyosome ora terminalis is contained in the annular groove;
One after-frame, annular solid by the hard material manufacturing, it has the rear surface, and before the correspondence of front side frame outside, the inward flange position be provided with the annular outside, inward flange, should be outer, be formed with annular groove between inward flange, and frame inserting column position is provided with bond post before annular groove is corresponding aforementioned, and frame conjugate foramen position is provided with conjugate foramen before the after-frame correspondence again;
The number fastener, after the inserting column of former frame and the combination of after-frame bond post, the conjugate foramen of frame and after-frame before interting.
2. a kind of chair back combining structure as claimed in claim 1 is characterized in that this dictyosome is provided with the conjugant of preferable crack resistance at ora terminalis, and makes trepanning be located on the conjugant.
3. a kind of chair back combining structure as claimed in claim 2 is characterized in that, this combination adopts the mode of sewing up to be arranged on the ora terminalis.
4. a kind of chair back combining structure as claimed in claim 1 is characterized in that, the conjugate foramen of this preceding frame is located at the corresponding front surface parallel direction of inward flange, and this after-frame is provided with conjugate foramen in the corresponding aforementioned conjugate foramen of inward flange position.
5. a kind of chair back combining structure as claimed in claim 1, it is characterized in that, but the jack of frame inserting column before the bond post setting fit of this after-frame, again before after-frame outward flange inboard and the inward flange outside is corresponding outside the frame, the inward flange end position is provided with respectively by edge, and make the cover hole peripheral of combination back bond post ora terminalis against dictyosome, and the lean on edge and the preceding frame outward flange end clamping dictyosome of after-frame outward flange make up steadiness to promote dictyosome.
6. a kind of chair back combining structure as claimed in claim 1 is characterized in that this dictyosome also is provided with the nail body affixed with preceding frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201832404U CN201509921U (en) | 2009-09-27 | 2009-09-27 | Combined structure for seat backs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201832404U CN201509921U (en) | 2009-09-27 | 2009-09-27 | Combined structure for seat backs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201509921U true CN201509921U (en) | 2010-06-23 |
Family
ID=42481317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201832404U Expired - Fee Related CN201509921U (en) | 2009-09-27 | 2009-09-27 | Combined structure for seat backs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201509921U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI674863B (en) * | 2016-11-14 | 2019-10-21 | 日商中央可鍛工業股份有限公司 | Method of manufacturing a backrest structure for chair |
| WO2021254517A1 (en) * | 2020-06-19 | 2021-12-23 | 迪锐克斯科技无锡有限公司 | Chair back frame provided with metal framework and plastic back housing |
-
2009
- 2009-09-27 CN CN2009201832404U patent/CN201509921U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI674863B (en) * | 2016-11-14 | 2019-10-21 | 日商中央可鍛工業股份有限公司 | Method of manufacturing a backrest structure for chair |
| WO2021254517A1 (en) * | 2020-06-19 | 2021-12-23 | 迪锐克斯科技无锡有限公司 | Chair back frame provided with metal framework and plastic back housing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100623 Termination date: 20170927 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |