CN204091469U - A kind of sofa headrest hinge - Google Patents
A kind of sofa headrest hinge Download PDFInfo
- Publication number
- CN204091469U CN204091469U CN201420502611.1U CN201420502611U CN204091469U CN 204091469 U CN204091469 U CN 204091469U CN 201420502611 U CN201420502611 U CN 201420502611U CN 204091469 U CN204091469 U CN 204091469U
- Authority
- CN
- China
- Prior art keywords
- chain wheel
- swinging mounting
- sofa headrest
- axis
- headrest hinge
- 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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- Chair Legs, Seat Parts, And Backrests (AREA)
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The utility model has announced a kind of sofa headrest hinge, comprising: fixed support, swinging mounting and syndeton, and described fixed support and swinging mounting are rotatably connected by described syndeton; Described syndeton comprises: chain wheel, axis and stop mechanism; Described chain wheel is fixedly connected with fixed support; Described axis runs through chain wheel and swinging mounting, thus swinging mounting and chain wheel is rotatably connected; Described stop mechanism is arranged between chain wheel and swinging mounting, and swinging mounting is rotated within the specific limits relative to chain wheel only, and can realize many grades of screens in slewing area.Have employed a kind of sofa headrest hinge of technical solutions of the utility model, because syndeton comprises: chain wheel, axis and stop mechanism, therefore not only structure is simple, reliable, and handling ease, and the process-cycle is short, and saves material.
Description
Technical field
The utility model relates to technical field of furniture, is specifically related to a kind of hinge, particularly relates to a kind of sofa headrest hinge.
Background technology
Present furniture has some movable parts usually, such as the headrest of sofa, backrest and handrail etc., therefore need to connect with hinge; And in order to adapt to different demands, these hinges are usual each different.
The hinge that existing sofa headrest uses generally includes: fixed support, swinging mounting, and the syndeton the two be rotatably connected.As No. 200810190863.4 Chinese invention patents, in the syndeton of existing sofa headrest hinge, be all carry out rotary limited with independently movable teeth block usually, cause difficulty of processing larger, process-cycle is longer, and is unfavorable for saving material, and thus needs to improve.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of sofa headrest hinge, and solve existing sofa headrest hinge difficulty of processing comparatively large, the process-cycle is longer, and is unfavorable for the problem that saves material.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of sofa headrest hinge, comprising: fixed support, swinging mounting and syndeton, described fixed support and swinging mounting are rotatably connected by described syndeton; Described syndeton comprises: chain wheel, axis and stop mechanism; Described chain wheel is fixedly connected with fixed support; Described axis runs through chain wheel and swinging mounting, thus swinging mounting and chain wheel is rotatably connected; Described stop mechanism is arranged between chain wheel and swinging mounting, and swinging mounting is rotated within the specific limits relative to chain wheel only, and can realize many grades of screens in slewing area.
In preferred technical scheme, described chain wheel is provided with alveolus, and described alveolus is circular arc, and is provided with multiple stop tooth inside alveolus; Described stop mechanism comprises arresting lever and return unit; Relative set stop rod aperture on described swinging mounting; Described arresting lever is located in described stop rod aperture and alveolus; Described return unit acts on arresting lever; When the relative chain wheel of swinging mounting is around central axis, described arresting lever slides in alveolus, and return unit makes arresting lever snap in a described stop tooth and realize described screens.
Further in preferred technical scheme, described chain wheel has two, is respectively left chain wheel and right chain wheel, and left chain wheel fixed support relative to right chain wheel is symmetrical arranged; Described swinging mounting has rolling disc, and described rolling disc is arranged between left chain wheel and right chain wheel; Described axis order runs through left chain wheel, rolling disc and right chain wheel.
Further in preferred technical scheme, described return unit is spring; Described stop mechanism also comprises capping, and described capping is set on described axis, and capping is provided with spring mounting hole; Described spring one end acts on described spring mounting hole, and the other end acts on described arresting lever.
Again in further preferred technical scheme, described stop mechanism also comprises little back-up ring, and described little back-up ring has two, is fastened on the two ends of described arresting lever respectively.
In preferred technical scheme, described sofa pillow hinge also comprises pressure ring; Described axis one end has defining flange, and the other end is connected with described pressure ring; The each part be located on axis is limited between described flange and pressure ring.
Further in preferred technical scheme, described axis one end is provided with circlip groove, and described pressure ring is also provided with circlip groove, and described circlip groove is arranged with large back-up ring.
In preferred technical scheme, described swinging mounting is sheet material through punching press, the supporting structure that is bent to form, and the rolling disc that swinging mounting has is double-decker.
Further in preferred technical scheme, described swinging mounting comprises rotating turret and connecting plate; Described rotating turret is rotatably connected by rolling disc described in it and described chain wheel, and rotating turret is fixedly connected with connecting plate.
Further in preferred technical scheme, described rotating turret is fixedly connected with by rivet with connecting plate.
The beneficial effects of the utility model are:
Have employed a kind of sofa headrest hinge of technical solutions of the utility model, because syndeton comprises: chain wheel, axis and stop mechanism, therefore not only structure is simple, reliable, and handling ease, and the process-cycle is short, and saves material.
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of sofa headrest hinge under a certain state in the utility model detailed description of the invention one;
Fig. 2 is a kind of sofa headrest hinge structural representation in the other state in the utility model detailed description of the invention one;
Fig. 3 is the biopsy cavity marker devices structural representation of a kind of sofa headrest hinge under another state in the utility model detailed description of the invention one;
Fig. 4 is the partial enlarged drawing of A local in Fig. 1;
Fig. 5 is the partial enlarged drawing of B local in Fig. 3;
Fig. 6 is the exploded view of a kind of sofa headrest hinge in the utility model detailed description of the invention one;
Fig. 7 is the structural representation of a kind of sofa headrest hinge under a certain state in the utility model detailed description of the invention one;
Fig. 8 is a kind of sofa headrest hinge structural representation in the other state in the utility model detailed description of the invention two;
Fig. 9 is the biopsy cavity marker devices structural representation of a kind of sofa headrest hinge under another state in the utility model detailed description of the invention two;
Figure 10 is the partial enlarged drawing of C local in Fig. 7;
Figure 11 is the partial enlarged drawing of D local in Fig. 9;
Figure 12 is the exploded view of a kind of sofa headrest hinge in the utility model detailed description of the invention two.
Detailed description of the invention
Embodiment one
A kind of sofa headrest hinge that this detailed description of the invention provides as depicted in figs. 1 and 2, comprising: fixed support 1, swinging mounting 2 and syndeton 3, and described fixed support 1 and swinging mounting 2 are rotatably connected by described syndeton 3; Described syndeton 3, as shown in Fig. 3 to 6, comprising: chain wheel 30, axis 31 and stop mechanism 32; Described chain wheel 30 is fixedly connected with fixed support 1; Described axis 31 runs through chain wheel 30 and swinging mounting 2, thus swinging mounting 2 and chain wheel 30 is rotatably connected; Described stop mechanism 32 is arranged between chain wheel 30 and swinging mounting 2, and swinging mounting 2 is rotated within the specific limits relative to chain wheel 30 only, and can realize many grades of screens in slewing area.In this detailed description of the invention, fixed support 1 is a right angle screw rod specifically, and the other end of right angle screw rod is provided with nut, case ring, packing ring etc., and the main points of non-this patent, are not described in detail in this.
Have employed a kind of sofa headrest hinge of the utility model detailed description of the invention technical scheme, because syndeton 3 comprises: chain wheel 30, axis 31 and stop mechanism 32, therefore not only structure is simple, reliable, and handling ease, process-cycle is short, and saves material.
In preferred technical scheme, described chain wheel 30 is provided with alveolus 301, and described alveolus 301 in circular arc, and is provided with multiple stop tooth inside alveolus; Described stop mechanism 32 comprises arresting lever 320 and return unit 321; Relative set stop rod aperture 211 on described swinging mounting 2; Described arresting lever 320 is located in described stop rod aperture 21 and alveolus 301; Described return unit 321 acts on arresting lever 320; When swinging mounting 2 rotates around axis 31 relative to chain wheel 30, described arresting lever 320 slides in alveolus 301, and return unit 321 makes arresting lever 320 snap in a described stop tooth and realize described screens.
Further in preferred technical scheme, described chain wheel 30 has two, is respectively left chain wheel 302 and right chain wheel 303, and left chain wheel 302 fixed support 1 relative to right chain wheel 303 is symmetrical arranged; Described swinging mounting 2 has rolling disc 20, and described rolling disc 20 is arranged between left chain wheel 302 and right chain wheel 303; Described axis 31 order runs through left chain wheel 302, rolling disc 20 and right chain wheel 303, this kind of symmetrically arranged structure, has more optimization, more scientific rational mechanical structure.
Further in preferred technical scheme, described return unit 321 is spring; Described stop mechanism 32 also comprises capping 322, and described capping 322 is set on described axis 31, and capping 322 is provided with spring mounting hole 3221; As the described spring of return unit 321, its one end acts on the described spring mounting hole 3221 in capping 322, and the other end acts on described arresting lever 320.In the present embodiment specifically, in capping 322, local punching forms spring mounting hole 3221, but the material of local does not come off from capping 322, but being bent into a hook 3222, one end of spring this hook 3222 acts on described spring mounting hole 3221 place of capping 322 indeed through hanging over.
Again in further preferred technical scheme, described stop mechanism 32 also comprises little back-up ring 33, and described little back-up ring 33 has two, is fastened on the two ends of described arresting lever 320 respectively.
In preferred technical scheme, described sofa pillow hinge also comprises pressure ring 34; Described axis 31 one end has defining flange 311, and the other end is connected with described pressure ring 34; The each part be located on axis 31 is limited between described flange 311 and pressure ring 34.
Further in preferred technical scheme, described axis 31 one end is provided with circlip groove 312, and described pressure ring 34 is also provided with circlip groove 341, and described circlip groove 312,341 is all arranged with large back-up ring 35.
In preferred technical scheme, described swinging mounting 2 is sheet material through punching press, the supporting structure that is bent to form, and the rolling disc 21 that swinging mounting 2 has is double-decker.
Further in preferred technical scheme, described swinging mounting 2 comprises rotating turret 20 and connecting plate 22; Described rotating turret 20 is rotatably connected by rolling disc described in it 21 and described chain wheel 30 (left chain wheel 302 and right chain wheel 303), and rotating turret 20 is fixedly connected with connecting plate 22.
Embodiment two
A kind of sofa headrest hinge that this detailed description of the invention provides is as shown in Fig. 7 to 12, be with the difference of embodiment one, described rotating turret 20 is fixedly connected with by rivet 23 with connecting plate 22, and in embodiment one, swinging mounting 2 is integrally formed, these two kinds of modes respectively have advantage, select according to concrete dimensions.
Above content is in conjunction with concrete preferred embodiment further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, some simple deduction or replace can also be made, all should be considered as belonging to protection domain of the present utility model.
Claims (10)
1. a sofa headrest hinge, comprising: fixed support, swinging mounting and syndeton, and described fixed support and swinging mounting are rotatably connected by described syndeton, it is characterized in that, described syndeton comprises: chain wheel, axis and stop mechanism; Described chain wheel is fixedly connected with fixed support; Described axis runs through chain wheel and swinging mounting, thus swinging mounting and chain wheel is rotatably connected; Described stop mechanism is arranged between chain wheel and swinging mounting, and swinging mounting is rotated within the specific limits relative to chain wheel only, and can realize many grades of screens in slewing area.
2. a kind of sofa headrest hinge as claimed in claim 1, it is characterized in that, described chain wheel is provided with alveolus, and described alveolus is circular arc, and is provided with multiple stop tooth inside alveolus; Described stop mechanism comprises arresting lever and return unit; Relative set stop rod aperture on described swinging mounting; Described arresting lever is located in described stop rod aperture and alveolus; Described return unit acts on arresting lever; When the relative chain wheel of swinging mounting is around central axis, described arresting lever slides in alveolus, and return unit makes arresting lever snap in a described stop tooth and realize described screens.
3. a kind of sofa headrest hinge as claimed in claim 2, it is characterized in that, described chain wheel has two, is respectively left chain wheel and right chain wheel, and left chain wheel fixed support relative to right chain wheel is symmetrical arranged; Described swinging mounting has rolling disc, and described rolling disc is arranged between left chain wheel and right chain wheel; Described axis order runs through left chain wheel, rolling disc and right chain wheel.
4. a kind of sofa headrest hinge as claimed in claim 3, is characterized in that, described return unit is spring; Described stop mechanism also comprises capping, and described capping is set on described axis, and capping is provided with spring mounting hole; Described spring one end acts on described spring mounting hole, and the other end acts on described arresting lever.
5. a kind of sofa headrest hinge as claimed in claim 4, it is characterized in that, described stop mechanism also comprises little back-up ring, and described little back-up ring has two, is fastened on the two ends of described arresting lever respectively.
6. as a kind of sofa headrest hinge in claim 1 to 5 as described in any one, it is characterized in that, described sofa headrest hinge also comprises pressure ring; Described axis one end has defining flange, and the other end is connected with described pressure ring; The each part be located on axis is limited between described flange and pressure ring.
7. a kind of sofa headrest hinge as claimed in claim 6, is characterized in that, described axis one end is provided with circlip groove, and described pressure ring is also provided with circlip groove, and described circlip groove is arranged with large back-up ring.
8. as a kind of sofa headrest hinge in claim 1 to 5 as described in any one, it is characterized in that, described swinging mounting is sheet material through punching press, the supporting structure that is bent to form, and the rolling disc that swinging mounting has is double-decker.
9. a kind of sofa headrest hinge as claimed in claim 8, it is characterized in that, described swinging mounting comprises rotating turret and connecting plate; Described rotating turret is rotatably connected by rolling disc described in it and described chain wheel, and rotating turret is fixedly connected with connecting plate.
10. a kind of sofa headrest hinge as claimed in claim 9, it is characterized in that, described rotating turret is fixedly connected with by rivet with connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420502611.1U CN204091469U (en) | 2014-09-02 | 2014-09-02 | A kind of sofa headrest hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420502611.1U CN204091469U (en) | 2014-09-02 | 2014-09-02 | A kind of sofa headrest hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204091469U true CN204091469U (en) | 2015-01-14 |
Family
ID=52259944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420502611.1U Expired - Fee Related CN204091469U (en) | 2014-09-02 | 2014-09-02 | A kind of sofa headrest hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204091469U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106974471A (en) * | 2017-05-09 | 2017-07-25 | 王长高 | A kind of multifunctional pillow hinge |
| CN108372818A (en) * | 2016-10-12 | 2018-08-07 | 东莞市振鑫家具配件有限公司 | A kind of headrest angle demodulator |
-
2014
- 2014-09-02 CN CN201420502611.1U patent/CN204091469U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108372818A (en) * | 2016-10-12 | 2018-08-07 | 东莞市振鑫家具配件有限公司 | A kind of headrest angle demodulator |
| CN106974471A (en) * | 2017-05-09 | 2017-07-25 | 王长高 | A kind of multifunctional pillow hinge |
| CN106974471B (en) * | 2017-05-09 | 2024-01-19 | 王长高 | Multifunctional pillow hinge |
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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: 20150114 Termination date: 20150902 |
|
| EXPY | Termination of patent right or utility model |