CN2594513Y - Pivot joint of foldable bed and chair - Google Patents
Pivot joint of foldable bed and chair Download PDFInfo
- Publication number
- CN2594513Y CN2594513Y CN 03219572 CN03219572U CN2594513Y CN 2594513 Y CN2594513 Y CN 2594513Y CN 03219572 CN03219572 CN 03219572 CN 03219572 U CN03219572 U CN 03219572U CN 2594513 Y CN2594513 Y CN 2594513Y
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- CN
- China
- Prior art keywords
- ratchet
- folding
- utility
- chair
- model
- 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 relates to a movable connecting technology, particularly a folding part used on folding beds and chairs, which comprises two concave convex ratchet wheels 1, 2 and two connecting arms which are respectively connected with the ratchet wheels 1, 2, wherein the opposite surfaces of the ratchet wheels 1, 2 are mutually matched, and the center of two ratchet wheels 1, 2 are connected with turn knobs in an axile direction. When the utility model is used, the two connecting arms are respectively connected with two parts which need folding to realize folding. The utility model has the advantages of convenient installation and use, stable operation and high strength.
Description
Technical field
The utility model relates to a kind of flexible connection technology, particularly is used in the folding means of folding guest bed (chair).
Background technique
Existing folding guest bed (chair) is opened and the angle when folding fixes during fabrication, can not be adjusted to the best angle that is fit to human body, the existing folding guest bed in market (chair) swivel joint insufficient strength.
Technological scheme
The utility model purpose is to design a kind of convenient novel folded bed, chair swivel joint of regulating.
The utility model comprises two concavo-convex ratchets (), (two) and is connected two link arms with ratchet (), (two) respectively, and described ratchet (), (twos') opposing side is worked in coordination, and two ratchets (), (twos') central shaft is to being connected with knob.
During use, two link arms are connected respectively with two the folding parts of carrying out ahead of schedule respectively, just can realize folding, the utility model installation, easy to use, stable work in work, and intensity height.
The utility model is rational in infrastructure, and is easy to use, stable work in work, intensity height.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the plan view of Fig. 1;
Fig. 3 is the structural representation of ratchet two;
Fig. 4 is the structural representation of ratchet one.
Among the figure, 1 knob, 2 boss, 3 connecting tubes (two), 4 ratchets (), 5 ratchets (two), 6 connecting tubes (), 7 central through bores.
Specific embodiment
As shown in the figure, the center that is provided with the ratchet () 4 of male and fomale(M﹠F) is provided with through hole 7, connects connecting tube () 6 in an outside; The front center of the male and fomale(M﹠F) ratchet (two) 5 that cooperates with ratchet () 4 is connected boss 2, and the end of boss 2 is provided with screw thread, and the external diameter of boss 2 cooperates with the central through bore 7 of ratchet () 4, connection connecting tube (two) 3 outside of ratchet (two) 5.
Ratchet (one) 4 and ratchet (two) 5 and support by central through bore 7, boss 2 in opposite directions, at the back side of ratchet () 4 knob 1 are set, and knob 1 is connected with boss 2 by screw.
Claims (2)
1, new type foldable bed, chair swivel joint, it is characterized in that comprising two concavo-convex ratchets (), (two) and be connected two link arms with ratchet (), (two) respectively, described ratchet (one), (twos') opposing side is worked in coordination, and two ratchets (), (twos') central shaft is to being connected with knob.
2, according to the described joint of claim 1, it is characterized in that front center at ratchet () is provided with the boss perpendicular to ratchet () plane, the end of boss is provided with screw thread, ratchet (two) is provided with central through bore, ratchet (two) is arranged on the ratchet () by central through bore, be provided with knob at ratchet (two) back side, knob is connected on the boss that stretches out ratchet (two) back side end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03219572 CN2594513Y (en) | 2003-01-24 | 2003-01-24 | Pivot joint of foldable bed and chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03219572 CN2594513Y (en) | 2003-01-24 | 2003-01-24 | Pivot joint of foldable bed and chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2594513Y true CN2594513Y (en) | 2003-12-24 |
Family
ID=33755634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03219572 Expired - Fee Related CN2594513Y (en) | 2003-01-24 | 2003-01-24 | Pivot joint of foldable bed and chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2594513Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107685667A (en) * | 2016-08-03 | 2018-02-13 | 福特全球技术公司 | The self-latching hinge assembly of table is swung for vehicle |
| CN112201380A (en) * | 2020-09-29 | 2021-01-08 | 中核核电运行管理有限公司 | Foldable radiation shielding device |
-
2003
- 2003-01-24 CN CN 03219572 patent/CN2594513Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107685667A (en) * | 2016-08-03 | 2018-02-13 | 福特全球技术公司 | The self-latching hinge assembly of table is swung for vehicle |
| CN107685667B (en) * | 2016-08-03 | 2021-12-21 | 福特全球技术公司 | Self-locking hinge assembly for vehicle swinging table |
| CN112201380A (en) * | 2020-09-29 | 2021-01-08 | 中核核电运行管理有限公司 | Foldable radiation shielding device |
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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: 20031224 Termination date: 20120124 |