CN201074621Y - Folding joint - Google Patents
Folding joint Download PDFInfo
- Publication number
- CN201074621Y CN201074621Y CNU2007200401110U CN200720040111U CN201074621Y CN 201074621 Y CN201074621 Y CN 201074621Y CN U2007200401110 U CNU2007200401110 U CN U2007200401110U CN 200720040111 U CN200720040111 U CN 200720040111U CN 201074621 Y CN201074621 Y CN 201074621Y
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- CN
- China
- Prior art keywords
- rotating shaft
- hinged
- strut
- seat
- dwindles
- 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 folding connector, which is composed of an upper seat and a lower seat, wherein the upper seat and the lower seat are connected respectively with a rigid rod, the upper seat is hinged with one side of the lower seat through a main shaft, a connecting rod briquette mechanism is arranged on the other side of the lower seat. The connecting rod briquette mechanism comprises a lug boss which is formed on the side portion of the lower seat, a handle and a briquette whose end portions are hinged respectively with the lug boss and a supporting rod whose two ends are hinged respectively with the handle and the briquette and whose connecting length can be adjusted, wherein a pressing part and a concave part which are convenient for the upper seat and the lower seat to lock are arranged respectively and correspondingly on the briquette and the upper seat, the bottom portion of the briquette is hinged with the lug boss through a rotating shaft, the middle portion of the briquette is hinged with one end of the supporting rod through the rotating shaft, the pressing part is arranged on the upper portion of the briquette, the supporting rod is hinged with the tail end of the handle through the rotating shaft, a dwindling neck part which is convenient to be moved and extended in a positioning hole on a hinged rotating shaft is formed on one end of the supporting rod, a screw thread rod which is convenient to revolving-fixed in a screw thread hole on the hinged rotating shaft is formed on the other end of the supporting rod. The folding connector has low requirements for processing and manufacturing preciseness, the producibility is strong, locking process is easy, convenient and simple, and the safety is high.
Description
Technical field
The utility model relates to the folding joint that connects two rod members, and particularly a kind of folding locking two connects the folding joint of two rigid bars.
Background technique
Chinese patent 96236902.0 has provided a kind of folding joint of four link type, the hinged connecting rod of difference on two connecting plate, and the other end of two connecting rods is hinged.When two connecting plates closed up, two connecting rods closed up substantially parallel and connected rod member and are in joint and constitute handle outward, move two connecting rods and can open the folding joint that closes up.This linkage type locking mechanism is that two connecting plates and two rod hinge connections are in the same place, and two connecting plates and two connecting rods are relations of interlock in folding.The length of such two connecting rods is subjected to the restriction of the size of two connecting plates.In addition, because two connecting plates and two connecting rods are hinged,, precision all there is higher requirement so all need processing in the joint of two connecting plates.When folding joint was opened, connecting rod easily interfered phenomenon with two connecting plates, so according to the difference of the shape and size of two folded boards, dodge design especially to two connecting plates and two connecting rods, had so just increased amount of finish, increased manufacture cost.
Summary of the invention
The purpose of this utility model is to have provided a kind of folding joint with connecting rod pressing block type locked mechanism, simple to operate, safe and reliable, this folding joint is not high to the required precision of manufacturing, and productibility is strong, the locking process easily, conveniently, simply, and is safe.
The technical solution of the utility model is achieved in that a kind of folding joint, form with following by the seat of honour that connects rigid rod respectively, this seat of honour and a following side are hinged by main shaft, this following opposite side is provided with the connecting rod forming machanism, this connecting rod forming machanism comprises boss, hinged with this boss respectively handle and the briquetting in end that this following sidepiece forms, and two ends respectively with this handle and briquetting hinged and can regulate be connected the strut of length, corresponding respectively being provided with in this briquetting and this seat of honour is convenient to this seat of honour and following splenium and recess of locking.
As further improvement of the utility model, this briquetting bottom is hinged by first rotating shaft and boss, and the middle part is hinged by second rotating shaft and this strut one end, and top is provided with this splenium.
As further improvement of the utility model, this strut is hinged by the 3rd rotating shaft and handle tail end.
As further improvement of the utility model, this boss form for this following sidepiece two is lug side by side, this handle end forms two supporting foots, and be articulated in this two lug by the 4th rotating shaft, this briquetting forms two side by side pressing plates downwards for the upper end forms this splenium, this two pressing plates bottom is articulated in this two supporting foot by this first rotating shaft, and the middle part is articulated in this strut corresponding end by this second rotating shaft
As further improvement of the utility model, this strut one end forms is convenient to the neck that dwindles that activity is inserted into positioning hole in the hinged rotating shaft, and the other end forms the threaded stem of being convenient to be rotated with in hinged rotating shaft upper screwed hole.
As further improvement of the utility model, this dwindles neck finish and passes in the hinged rotating shaft and be rotated with screw behind the positioning hole.
As further improvement of the utility model, this strut one end forms this threaded stem that neck dwindles.
As further improvement of the utility model, this strut one end forms is convenient to the neck that dwindles that activity is inserted into positioning hole in the 3rd rotating shaft, this dwindles neck end and passes in the 3rd rotating shaft behind the positioning hole, be rotated with screw, and the other end forms the threaded stem that neck dwindles, and is rotated with fixed hole in this second rotating shaft.
As further improvement of the utility model, this strut one end forms is convenient to the neck that dwindles that activity is inserted into positioning hole in this second rotating shaft, this dwindles neck end and passes in the 3rd rotating shaft behind the positioning hole, be rotated with screw, and the other end forms the threaded stem that neck dwindles, and is rotated with fixed hole in the 3rd rotating shaft.
As further improvement of the utility model, this handle to should briquetting and strut one side have the trench structure of being convenient to coat this briquetting and strut.
Useful technique effect of the present utility model is: described folding joint, be provided with the connecting rod forming machanism at this following sidepiece, purpose be safety, fast, easily with this seat of honour and following locking.By first, second, third with the 4th rotating shaft will following lug, briquetting, strut and handle be connected, constitute the connecting rod forming machanism, the sidepiece that entire mechanism all is located at down.After this seat of honour closed up with following, when upwards rotating this handle, this winding by hand the 4th rotating shaft was rotated, and by the effect of this strut, this briquetting upwards rotates also the recess at close this seat of honour gradually around first rotating shaft.After the recess at the splenium of this briquetting and the seat of honour is adjacent to, continue this handle of rotation, this briquetting can compress this seat of honour and following.This moment, this linkage mechanism reached locking state through the dead point.If when wanting this seat of honour and following opened, only this handle need be opened, and rotate continuously, this briquetting can be along with rotating of this handle gradually away from the recess that folds the seat of honour, reaches this seat of honour and can rotate and separate with following, reaches folding effect.Regulate this strut effective length between this second and the 3rd rotating shaft, just can pass through this connecting rod forming machanism, realization lock onto the recess at this seat of honour with the splenium of this briquetting, reaches folding joint locking, thereby reaches the locking purpose of two rigid bars of connection.
Description of drawings
Fig. 1 is the plan view of the locking state of folding joint described in the utility model;
Fig. 2 is the plan view of the open mode of folding joint described in the utility model;
Fig. 3 is the plan view of another open mode of folding joint described in the utility model;
Fig. 4 is the stereogram of the open mode of folding joint described in the utility model.
The contrast accompanying drawing remarks additionally:
1---seat of honour 33---, second rotating shaft
11---recesses 34---the 3rd rotating shaft
12---screws 35---the 4th rotating shaft
2---following 4---handles
21---lug 5---main shaft
3---briquetting 6,7---rigid rod
31---splenium 10---strut
32---first rotating shaft
Embodiment
In conjunction with Fig. 1, Fig. 2, Fig. 3 and Fig. 4, below be further described:
A kind of folding joint, form with following 2 by the seat of honour 1 that connects rigid rod 6 and 7 respectively, this seat of honour 1 and following 2 one sides are hinged by main shaft 5, these following 2 opposite side is provided with the connecting rod forming machanism, this connecting rod forming machanism comprise that this following sidepiece form two is hinged with this two lug 21 respectively handle 4 and the briquetting 3 in lug 21, end side by side, and two ends are hinged with this handle 4 and briquetting 3 respectively and can regulate is connected the strut 10 of length, and corresponding respectively being provided with in this briquetting 3 and this seat of honour 1 is convenient to this seat of honour and following splenium 31 and recess 11 of locking.
These briquetting 3 bottoms are hinged with this two lug 21 by first rotating shaft 32, and the middle part is hinged with these strut 10 1 ends by second rotating shaft 33, and top is provided with this splenium 31, and this strut 10 is hinged with handle 4 tail ends by the 3rd rotating shaft 34.
These handle 4 ends form two supporting foots, and be articulated in this two lug 21 by the 4th rotating shaft 35, this briquetting 3 forms two side by side pressing plates downwards for the upper end forms this splenium 31, this two pressing plates bottom is articulated in this two supporting foot by this first rotating shaft 32, and the middle part is articulated in this strut 10 corresponding end by this second rotating shaft 33,4 pairs of this handles should briquetting and strut one side have the trench structure of being convenient to coat this briquetting and strut.
This strut 10 1 ends form is convenient to the neck that dwindles that activity is inserted into positioning hole in this second rotating shaft 33, this dwindles neck end and passes in the 3rd rotating shaft 33 behind the positioning hole, be rotated with screw 12, and the other end forms the threaded stem that neck dwindles, and is rotated with fixed hole in the 3rd rotating shaft 34.
Also can this strut 10 1 ends form and be convenient to the neck that dwindles that activity is inserted into positioning hole in the 3rd rotating shaft 34, this dwindles neck end and passes in the 3rd rotating shaft 34 behind the positioning hole, be rotated with screw, and the other end forms the threaded stem that neck dwindles, and is rotated with fixed hole in this second rotating shaft 33.
After this seat of honour 1 closed up with following 2, when upwards rotating this handle 4, this handle 4 rotated around the 4th rotating shaft 35, and by the effect of strut 10, briquetting 3 upwards rotates also the recess 11 at the close seat of honour 1 gradually around first rotating shaft 32.After the recess 11 at the splenium 31 of briquetting 3 and the seat of honour 1 is adjacent to, continue rotating handles 4, briquetting 3 can compress the seat of honour 1 and following 2.This moment, this connecting rod forming machanism reached locking state through the dead point.If when wanting the seat of honour 1 and following 2 opened, only handle 4 need be opened, and rotate continuously, briquetting 3 meetings, reach the seat of honour 1 and can pass on and separate with following 2 gradually away from the recess 11 at the seat of honour 1 along with rotating of handle 4, reach folding effect.
This strut one end forms is convenient to the neck that dwindles that activity is inserted into positioning hole in the hinged rotating shaft, and the other end forms the threaded stem of being convenient to be rotated with in hinged rotating shaft upper screwed hole, regulate this strut effective length between this second and the 3rd rotating shaft, just can pass through this connecting rod forming machanism, realization lock onto the splenium of this briquetting the recess at this seat of honour, reach folding joint locking, thereby reach the locking purpose of two rigid bars of connection.
Claims (10)
1. folding joint, by connecting rigid rod (6 respectively, 7) the seat of honour (1) and following (2) are formed, this seat of honour (1) and following (2) one side are hinged by main shaft (5), it is characterized in that, this following (2) opposite side is provided with the connecting rod forming machanism, this connecting rod forming machanism comprises the boss that this following sidepiece forms, handle (4) and briquetting (3) that the end is hinged with this boss respectively, and two ends are hinged with this handle (4) and briquetting (3) respectively, and can regulate connects the strut (10) of length, this briquetting (3) and this seat of honour (1) corresponding respectively splenium (31) and the recess (11) of being convenient to this seat of honour and following locking that be provided with.
2. a kind of folding joint as claimed in claim 1 is characterized in that, this briquetting (3) bottom is hinged by first rotating shaft (32) and boss, and the middle part is hinged by second rotating shaft (33) and these strut (10) one ends, and top is provided with this splenium (31).
3. a kind of folding joint as claimed in claim 1 is characterized in that, this strut (10) is hinged by the 3rd rotating shaft (34) and handle (4) tail end.
4. as claim 1,2 or 3 described a kind of folding joints, it is characterized in that, this boss form for this following sidepiece two is lug (21) side by side, this handle (4) end forms two supporting foots, and be articulated in this two lug (21) by the 4th rotating shaft (35), this briquetting (3) forms two side by side pressing plates downwards for the upper end forms this splenium (31), this two pressing plates bottom is articulated in this two supporting foot by this first rotating shaft (32), and the middle part is articulated in this strut (10) corresponding end by this second rotating shaft (33).
5. a kind of folding joint as claimed in claim 4 is characterized in that, this strut (10) one ends form is convenient to the neck that dwindles that activity is inserted into positioning hole in the hinged rotating shaft, and the other end forms the threaded stem of being convenient to be rotated with in hinged rotating shaft upper screwed hole.
6. a kind of folding joint as claimed in claim 5 is characterized in that, this dwindles neck end and passes in the hinged rotating shaft behind the positioning hole, is rotated with screw.
7. a kind of folding joint as claimed in claim 5 is characterized in that, these strut (10) one ends form this threaded stem that neck dwindles.
8. a kind of folding joint as claimed in claim 5, it is characterized in that, this strut (10) one ends formation is convenient to activity and is inserted into the neck that dwindles that positioning hole is gone up in the 3rd rotating shaft (34), this dwindles neck end and passes after the 3rd rotating shaft (34) goes up positioning hole, be rotated with screw, and the other end forms the threaded stem that neck dwindles, and is rotated with in this second rotating shaft (33) and goes up fixed hole.
9. a kind of folding joint as claimed in claim 6, it is characterized in that, this strut (10) one ends formation is convenient to activity and is inserted into the neck that dwindles that positioning hole is gone up in this second rotating shaft (33), this dwindles neck end and passes after the 3rd rotating shaft (33) goes up positioning hole, be rotated with screw (12), and the other end forms the threaded stem that neck dwindles, and is rotated with in the 3rd rotating shaft (34) and goes up fixed hole.
10. a kind of folding joint as claimed in claim 4 is characterized in that, this handle (10) to should briquetting and strut one side have the trench structure of being convenient to coat this briquetting and strut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200401110U CN201074621Y (en) | 2007-06-21 | 2007-06-21 | Folding joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200401110U CN201074621Y (en) | 2007-06-21 | 2007-06-21 | Folding joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201074621Y true CN201074621Y (en) | 2008-06-18 |
Family
ID=39519884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200401110U Expired - Fee Related CN201074621Y (en) | 2007-06-21 | 2007-06-21 | Folding joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201074621Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114901546A (en) * | 2021-03-18 | 2022-08-12 | 东莞市凯圣自行车有限公司 | Folding joint |
-
2007
- 2007-06-21 CN CNU2007200401110U patent/CN201074621Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114901546A (en) * | 2021-03-18 | 2022-08-12 | 东莞市凯圣自行车有限公司 | Folding joint |
| WO2022193245A1 (en) * | 2021-03-18 | 2022-09-22 | 东莞市凯圣自行车有限公司 | Folding joint |
| CN114901546B (en) * | 2021-03-18 | 2024-04-16 | 东莞市凯圣自行车有限公司 | Folding joint |
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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: 20080618 |