CN201577850U - Connecting device for backrest or headrest of seat - Google Patents
Connecting device for backrest or headrest of seat Download PDFInfo
- Publication number
- CN201577850U CN201577850U CN2009202961205U CN200920296120U CN201577850U CN 201577850 U CN201577850 U CN 201577850U CN 2009202961205 U CN2009202961205 U CN 2009202961205U CN 200920296120 U CN200920296120 U CN 200920296120U CN 201577850 U CN201577850 U CN 201577850U
- Authority
- CN
- China
- Prior art keywords
- panel
- headrest
- backrest
- joint pin
- locating hole
- 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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Abstract
The utility model belongs to the field of furniture manufacture, and particularly relates to a connecting device for a backrest or a headrest of a seat. The connecting device comprises a first surface plate and a second surface plate. The connecting device is characterized in that the first surface plate is provided with a positioning hole; the second surface plate is provided with a connecting column connected with the positioning hole in a matching manner; and the connecting column is interference fitted to the positioning hole. The circumferential surface of the connecting column is provided with exhaust grooves along the height direction thereof. The circumferential surface of the connecting column 4 is uniformly provided with 1-8 exhaust grooves. The front end of the connecting column is provided with a chamfer. The connecting device for the backrest or the headrest of the seat, adopting the structure, has stable connection and attractive appearance.
Description
Technical field
The utility model belongs to furniture and makes the field, is specifically related to a kind of jockey that is used for backrest or headrest.
Background technology
Present backrest or headrest mainly are made up of first panel and second panel, and the side of decorative fabric is fixed on the fillet place between first panel and second panel.First panel is connected with the more employing screw of second panel, also has the buckle of employing to connect, and all there is easily loosening problem in these connected modes, and panel rear influences attractive in appearance because more screw hole or buckle structure are arranged in addition.
The utility model content
The purpose of this utility model is to provide a kind of firm, the backrest of appearance looks elegant or jockey of headrest of connecting.
The purpose of this utility model is achieved in that a kind of jockey that is used for backrest or headrest, comprise first panel and second panel, it is characterized in that: described first panel is provided with locating hole, second panel is provided with the joint pin that is connected with locating hole, joint pin and locating hole interference fit.
The circumferential surface of described joint pin offers air discharge duct along its short transverse.
Evenly offer 1-8 bar air discharge duct on the circumferential surface of described joint pin.
The front end of described joint pin has chamfering.
Good effect of the present utility model is: be provided with locating hole at first panel, second panel is provided with the joint pin that is connected with locating hole, and joint pin and locating hole interference fit adopt this connected mode, first panel is connected very firm with second panel, and can't see syndeton from outward appearance.
As further improvement of the utility model, offer air discharge duct at the circumferential surface of joint pin along its short transverse, discharge the air in the locating hole when being convenient to assemble.
Description of drawings
Fig. 1 is the backrest structure exploded view;
Fig. 2 is the second panel front view;
Fig. 3 is the first panel rearview;
Fig. 4 is the headrest features exploded view;
Fig. 5 is the A portion enlarged drawing of Fig. 1;
Fig. 6 is the B portion enlarged drawing of Fig. 5.
The specific embodiment
Be described in further detail below in conjunction with the specific embodiment of accompanying drawing the jockey of the utility model backrest or headrest.
Embodiment one: as Fig. 1, Fig. 2, Fig. 3, shown in Figure 5, this example is the jockey of backrest, mainly form by front panel 1 (first panel) and rear board 2 (second panel), plate 1 rear portion is provided with locating hole 3 in front, rear board 2 front portions are provided with the joint pin 4 that is connected with locating hole 3, joint pin 4 and locating hole 3 interference fit.Because during assembling, need to discharge the air in the locating hole, so the circumferential surface at joint pin 4 offers air discharge duct 5 along its short transverse, generally on the circumferential surface of joint pin 4, evenly offer 1-8 bar air discharge duct 5 comparatively suitable closing, certainly, exhaust mode also can also adopt alternate manner, offers the through hole that passes panel such as be positioned at locating hole 3 places on first panel 1.In addition, contraposition quickly and easily in order to assemble, the front end of joint pin 4 has chamfering.
Embodiment two: as Fig. 4, shown in Figure 6, this example is the jockey of chair headrest, and its syndeton is identical with embodiment one, and difference is that first panel is headrest rear board 7 for headrest front panel 6, the second panels.
The locating hole 3 and the joint pin 4 that are connected in the described jockey of above-mentioned two embodiment can oppositely be provided with, and locating hole 3 is arranged on the front portion of rear board, and joint pin 4 is arranged on the rear portion of front panel, and this connected mode is protection domain of the present utility model.
Claims (4)
1. a jockey that is used for backrest or headrest comprises first panel and second panel, it is characterized in that: described first panel is provided with locating hole, and second panel is provided with the joint pin that is connected with locating hole, joint pin and locating hole interference fit.
2. the jockey of backrest according to claim 1 or headrest is characterized in that: the circumferential surface of described joint pin offers air discharge duct along its short transverse.
3. the jockey of backrest according to claim 2 or headrest is characterized in that: evenly offer 1-8 bar air discharge duct on the circumferential surface of described joint pin.
4. according to the jockey of claim 1 or 2 or 3 described backrests or headrest, it is characterized in that: the front end of described joint pin has chamfering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202961205U CN201577850U (en) | 2009-12-30 | 2009-12-30 | Connecting device for backrest or headrest of seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202961205U CN201577850U (en) | 2009-12-30 | 2009-12-30 | Connecting device for backrest or headrest of seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201577850U true CN201577850U (en) | 2010-09-15 |
Family
ID=42719842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202961205U Expired - Fee Related CN201577850U (en) | 2009-12-30 | 2009-12-30 | Connecting device for backrest or headrest of seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201577850U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101561513B1 (en) | 2014-02-14 | 2015-10-20 | 선문대학교 산학협력단 | Head rest of unit chair for dentist |
-
2009
- 2009-12-30 CN CN2009202961205U patent/CN201577850U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101561513B1 (en) | 2014-02-14 | 2015-10-20 | 선문대학교 산학협력단 | Head rest of unit chair for dentist |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100915 Termination date: 20121230 |