CN201416720Y - Self-locking quick connector - Google Patents
Self-locking quick connector Download PDFInfo
- Publication number
- CN201416720Y CN201416720Y CN2009201151817U CN200920115181U CN201416720Y CN 201416720 Y CN201416720 Y CN 201416720Y CN 2009201151817 U CN2009201151817 U CN 2009201151817U CN 200920115181 U CN200920115181 U CN 200920115181U CN 201416720 Y CN201416720 Y CN 201416720Y
- Authority
- CN
- China
- Prior art keywords
- groove
- setting sleeve
- female plug
- latch
- female socket
- 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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- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model relates to a self-locking quick connector, which comprises a male plug and a female socket, wherein both the male plug and the female socket adopt hollow pipe bodies; valve core components are arranged in the male plug and the female socket; a positioning sleeve is sleeved outside the female socket; a ball is arranged on the female socket; a first groove is inwardly formed on theedge of the positioning sleeve away form the male plug side; a second groove is also inwardly formed in the first groove; a bolt is arranged on the female socket, and extends out of the surface of the female socket; and at least a half of the bolt is arranged in the first groove. In the utility model, a self-locking structure is arranged on the female socket, and jointed quick connectors are noteasy to separate under a high voltage even in the case of misoperation, thereby ensuring the safety.
Description
(1) technical field
The utility model relates to a kind of rapid pipe joint, particularly relates to a kind of high-voltage quick joint.
(2) background technique
Rapid pipe joint generally comprises public plug and female plug seat, is equipped with spool in public plug and the female plug seat, and public plug is provided with scrobicular ring, the female plug seat is provided with circular hole, establishes ball in the circular hole, and the female plug seat is with setting sleeve outward, be provided with spring between setting sleeve and the female plug seat, the setting sleeve internal surface is taper.When public plug engages the female plug seat, promote setting sleeve, ball no longer is subjected to the setting sleeve extruding and obtains discharging, public plug is entered the containing space of female plug seat, because setting sleeve is subjected to the restoring force effect of spring, setting sleeve is returned to original position, and spring is squeezed and is locked in the scrobicular ring of public plug, and public plug and female plug seat just have been bonded together.The mutual roof pressure of spool in public plug and the female plug seat, pipeline has just communicated.
As open day be on June 11st, 2008 application number be a kind of rapid pipe joint of Chinese invention patent of 200610144385.4, this rapid pipe joint comprises a body, inside is provided with a containing space, wherein is provided with a check valve and an elastic component, and the containing space two ends have a through hole respectively; One shell is provided with a big opening end and a little opening end, and the outer casing inner wall face is provided with a bevel phase, and shell is located at body one end; One sliding seat, has a slotted hole, run through sliding seat, the sliding seat outer rim convexes with one first ring portion and one second ring portion, and the wall between first ring portion and second ring portion is provided with some breach, be communicated with inside and outside the sliding seat, each breach is provided with a ball, and sliding seat is located at shell one end, and first ring portion falls within outside the shell, second ring portion then falls within the shell, and the shell bevel phase falls between first ring portion and second ring portion; One elastic component is located in the shell, between sliding seat and body.
If existing rapid pipe joint is misoperation under high pressure, promoted setting sleeve rapid pipe joint and will throw off easily as careless, under high pressure conditions, rapid pipe joint to be engaged again, very difficulty and dangerous.
(3) summary of the invention
In order to overcome the above-mentioned deficiency of prior art, the utility model provides a kind of can not throw off the rapid pipe joint of energy self-locking after rapid pipe joint engages.
The technical scheme in the invention for solving the technical problem is:
A kind of self locking quick connector, comprise public plug and female plug seat, public plug and female plug seat are hollow tube, and its inside is equipped with valve hole part, and the female plug seat is with setting sleeve outward, the female plug seat is provided with ball, setting sleeve inwardly has first groove away from the edge of public plug side, inwardly also has second groove in first groove, and the female plug seat is provided with latch, latch stretches out the female plug seating face, and described latch is near the bottom surface of described first groove.
Because the setting of latch, the outside actuating length of setting sleeve is restricted, and latch is limited in first groove, and setting sleeve can only rotate in the width range of first groove.After rapid pipe joint engages, because second depth of groove is the darkest, have only when the second groove alignment latch outwards promotes, just can there be enough distances to make ball obtain discharging, public plug can be extracted the female plug seat, and when latch is positioned at other position of first groove, because the degree of depth of first groove is not enough, the displacement distance of setting sleeve can't make ball obtain discharging, public plug just can't be extracted, and rapid pipe joint this moment is locked, even high pressure or misoperation, rapid pipe joint is thrown off, thereby guaranteed safety.
As preferably, one side the overlapping of one side of second groove and first groove, the width of second groove is greater than the width of latch.Second groove and first groove are stepped, and second groove is positioned on its limit.When wanting to open rapid pipe joint, as long as the rotation positioning cover, when rotating to can't rotate the time, promptly latch has promptly also been aimed at simultaneously second groove near the first groove edge, promotes setting sleeve, just can open rapid pipe joint.Because rapid pipe joint also can be used in the corner or the not good place of light usually, the rapid pipe joint of this structure, it is quite convenient to use, and the people does not need to bend to see, as long as just can engage or open rapid pipe joint with sensation.The width of second groove must so just can have the ccontaining latch in enough spaces greater than the width of latch.
Second groove is provided with one, is positioned at a side of first groove.
Second groove is provided with two, and it lays respectively at the both sides of first groove.Second groove can be provided with one or two.
Corresponding displacement distance when the degree of depth of first groove discharges ball less than setting sleeve, the degree of depth of second groove and first groove and the corresponding displacement distance when equaling setting sleeve release ball at least.Displacement distance when the degree of depth of first depth of groove and second groove must discharge ball with setting sleeve is corresponding, otherwise can't play the effect of locking, maybe can't engage rapid pipe joint.Engage or when throwing off rapid pipe joint, the displacement distance of latch be first groove and second groove the degree of depth and.
It is equal with the outer surface of setting sleeve that latch stretches out the end face of female plug seating face.The length of latch does not need oversize, as long as the effect that it can block body just can.
The beneficial effects of the utility model are: the utility model is provided with self-locking structure on the female plug seat, and after rapid pipe joint engaged, even under high pressure misoperation has promoted setting sleeve, rapid pipe joint can not thrown off yet, thereby has guaranteed safety.
(4) description of drawings
Fig. 1 is a structural representation of the present utility model.
(5) embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Embodiment one: a kind of self locking quick connector, comprise public plug 2 and female plug seat 1, public plug and female plug seat are hollow tube, in be equipped with spool, public plug is provided with scrobicular ring, the female plug seat is provided with circular hole, establish ball in the circular hole, the female plug seat is with setting sleeve 6 outward, is provided with spring between setting sleeve and the female plug seat, and the setting sleeve internal surface is taper.Inwardly have first groove 5 at setting sleeve 6 away from the edge of public plug 2 sides, side along first groove also inwardly has second groove 4, promptly one side of the one side of second groove 4 and first groove 5 overlaps, the degree of depth of first groove 5 discharges the displacement distance of balls less than setting sleeve 6, the degree of depth of second groove 4 and first groove 5 and discharge the displacement distance of ball greater than setting sleeve.In first groove 5, be provided with a latch 3, latch 3 stretches out female plug seat 1 surface, and its height maintains an equal level with the setting sleeve height.The width of second groove 4 is greater than the width of latch 3, and latch 3 is near the bottom surface of described first groove 5, and the width of first groove is more than the twice of second groove.
When rapid pipe joint engages, to the position, edge, promptly latch 3 is aimed at second groove 4 simultaneously, outwards promotes setting sleeve to certain orientation rotation positioning cover 6, because the degree of depth of second groove is darker, enough setting sleeves discharge ball, and after ball was released, public plug 2 can insert in the female plug seat 1, because the elastic force effect of spring, setting sleeve is returned to original position, and ball is locked in the scrobicular ring of public plug, and rapid pipe joint just has been bonded together.This moment, rotation positioning was set to certain angle, and latch is no longer aimed at second groove, and the degree of depth of first groove is less, and at this moment, even misoperation has promoted setting sleeve, setting sleeve also can't discharge ball, and rapid pipe joint has just locked, and can not throw off.
Embodiment two: this self locking quick connector, and its second groove 4 is provided with two, lays respectively at the both sides of first groove 5, and other is identical with embodiment one.In use, to both direction rotation positioning cover all can, as long as it rotates to the first groove edge.
Claims (6)
1. self locking quick connector, comprise public plug and female plug seat, public plug and female plug seat are hollow tube, and its inside is equipped with valve hole part, the female plug seat is with setting sleeve outward, the female plug seat is provided with ball, it is characterized in that described setting sleeve (6) inwardly has first groove (5) away from the edge of public plug (2) side, inwardly also have second groove (4) in first groove (5), female plug seat (1) is provided with latch (3), latch (3) stretches out female plug seat (1) surface, and described latch (3) is near the bottom surface of described first groove (5).
2. self locking quick connector according to claim 1, the one side that it is characterized in that described second groove (4) with first groove (5) one side overlap, the width of second groove (4) is greater than the width of latch (3).
3. self locking quick connector according to claim 2 is characterized in that described second groove (4) is provided with one, is positioned at a side of first groove (5).
4. self locking quick connector according to claim 2 is characterized in that described second groove (4) is provided with two, lays respectively at the both sides of first groove (5).
5. according to claim 1 or 2 or 3 or 4 described self locking quick connectors, corresponding displacement distance when the degree of depth that it is characterized in that described first groove (5) discharges ball less than setting sleeve (6), the degree of depth of second groove (4) and first groove (5) and the corresponding displacement distance when equaling setting sleeve release ball at least.
6. self locking quick connector according to claim 5, it is equal with the outer surface of setting sleeve (5) to it is characterized in that described latch (3) stretches out the end face of female plug seating face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201151817U CN201416720Y (en) | 2009-03-12 | 2009-03-12 | Self-locking quick connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201151817U CN201416720Y (en) | 2009-03-12 | 2009-03-12 | Self-locking quick connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201416720Y true CN201416720Y (en) | 2010-03-03 |
Family
ID=41793141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201151817U Expired - Fee Related CN201416720Y (en) | 2009-03-12 | 2009-03-12 | Self-locking quick connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201416720Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111940819A (en) * | 2020-08-07 | 2020-11-17 | 国网江苏省电力有限公司常州供电分公司 | Universal interface convenient for replacing and locking |
-
2009
- 2009-03-12 CN CN2009201151817U patent/CN201416720Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111940819A (en) * | 2020-08-07 | 2020-11-17 | 国网江苏省电力有限公司常州供电分公司 | Universal interface convenient for replacing and locking |
| CN111940819B (en) * | 2020-08-07 | 2021-07-13 | 国网江苏省电力有限公司常州供电分公司 | Universal interface convenient for replacing and locking |
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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: 20100303 Termination date: 20110312 |