CN203797210U - Pipeline connection locking mechanism - Google Patents
Pipeline connection locking mechanism Download PDFInfo
- Publication number
- CN203797210U CN203797210U CN201420167224.7U CN201420167224U CN203797210U CN 203797210 U CN203797210 U CN 203797210U CN 201420167224 U CN201420167224 U CN 201420167224U CN 203797210 U CN203797210 U CN 203797210U
- Authority
- CN
- China
- Prior art keywords
- locking mechanism
- pipeline
- sliding sleeve
- elastic piece
- valve body
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Valve Housings (AREA)
Abstract
The utility model discloses a pipeline connection locking mechanism. The mechanism comprises a support base, a sliding sleeve, a compression elastic piece, a ball and a long valve, wherein the support base is fixed in a central hole of a support sleeve; the sliding sleeve is arranged in the central hole, an annular notch is formed in an end surface, which is close to the support base, of the sliding sleeve, and the radial section diameter of the annular notch is decreased gradually in the direction far away from the support base; one end of the compression elastic piece is positioned, and the other end is propped against the sliding sleeve; the ball is placed in the annular notch and always contacted with the inner end surface of the support base; the long valve is glidingly sleeved with the support base and the sliding sleeve, and an annular groove in which the ball is clamped is formed in the outer wall of the long valve. According to the pipeline connection locking mechanism, the compression elastic piece, the sliding sleeve, the ball and the support base are arranged axially as a whole, so that clamping and clamping release functions are realized, meanwhile, the radial size is reduced, and the mechanism is compact in structure; in addition, the magnitude of the pulling force is controlled by utilizing the axial deformation of the compression elastic piece, so that the stability of the puling force is guaranteed.
Description
Technical field
The utility model relates to pipeline interconnection technique field, and particularly a kind of pipeline connects locking mechanism.
Background technique
In the time carrying out pipeline layout, adjacent pipeline need to be connected, adopt under normal circumstances screw thread or flange to realize and connect, but in the time of needs emergency cut-off adjacent lines, throw off and separate by adjacent pipeline, the mode that screw thread or flange connect cannot realize quick disengaging.
For above-mentioned situation, more existing pipelines connections have adopted the pipeline with ejection escape function to connect locking mechanism, break with the ejection escape that realizes pipeline, it is larger that but this pipeline connects the radial dimension of locking mechanism, cause taking larger space, and depart from break often, can cause the pull-off force unstable, impact is normally used.
In sum, how to solve existing pipeline connection locking mechanism radial dimension larger, the unsettled problem of pull-off force, becomes those skilled in the art's problem demanding prompt solution.
Model utility content
In view of this, the purpose of this utility model is to provide a kind of pipeline to connect locking mechanism, to reduce radial dimension, ensures the stability of pull-off force.
For achieving the above object, the utility model provides following technological scheme:
A kind of pipeline connects locking mechanism, comprising:
Supporting sleeve;
Be fixed on the supporting base in one end center hole of described supporting sleeve;
Slidably be arranged on the sliding sleeve in described center hole, on described sliding sleeve, be provided with annular breach near on the end face of described supporting base, the radial cross section diameter of described annular breach is along reducing gradually away from the direction of described supporting base, and a side of the close axis of described annular breach is provided with block;
The compression elastic piece of location, one end, the other end and described sliding sleeve butt;
Be placed on the spheroid contacting all the time in described annular breach and with the interior edge face of described supporting base;
Be set in slidably in described supporting base and described sliding sleeve and one end for the long valve body of connecting line, on the outer wall of described long valve body, be provided with and make described spheroid be stuck in annular groove wherein.
Preferably, connect in locking mechanism at above-mentioned pipeline, described supporting base is threaded with described center hole.
Preferably, connect in locking mechanism at above-mentioned pipeline, described annular breach has circular cone or annular arc surface.
Preferably, connect in locking mechanism at above-mentioned pipeline, the axis angle of described circular cone and described sliding sleeve is 25 °～65 ° or 115 °～155 °.
Preferably, connect in locking mechanism at above-mentioned pipeline, on the outer wall of described long valve body, be provided with can with the step inclined-plane of described spheroid sliding contact.
Preferably, connect in locking mechanism at above-mentioned pipeline, the angle between described step inclined-plane and the axis of described long valve body is 5 °～50 °.
Preferably, connect in locking mechanism at above-mentioned pipeline, described compression elastic piece is Compress Spring or butterfly spring.
Preferably, connect in locking mechanism at above-mentioned pipeline, one end of described compression elastic piece is positioned on the second valve body.
Preferably, connect in locking mechanism at above-mentioned pipeline, the axial cross section of described annular groove is circular arc, rectangle, triangle or trapezoidal.
Preferably, connect in locking mechanism at above-mentioned pipeline, described spheroid is steel ball.
Compared with prior art, the beneficial effects of the utility model are:
The pipeline that the utility model provides connects locking mechanism, and pipeline is in the time of coupled condition, and long valve body is inserted in supporting base and sliding sleeve, now, under the elastic compaction of compression elastic piece, the annular breach of sliding sleeve makes spheroid be close to supporting base, and is stuck in the annular groove of long valve body.In the time of the tension of long valve body is connected with pipeline one end, annular groove can promote spheroid and move to the radial outside of annular breach, because the radial cross section diameter edge of annular breach reduces gradually away from the direction of supporting base, be that space between annular breach and supporting base radially outwards reduces gradually, when so spheroid moves laterally, axially push sliding sleeve, make to slide in the center hole of supporting sleeve to the Slideslip away from supporting base, sliding sleeve extruding compression elastic piece, on long valve body, the suffered pulling force in one end of connecting line finally acts on compression elastic piece, and in the time acting on the power of compression elastic piece and be greater than the pretightening force of compression elastic piece, spheroid is deviate from completely from annular groove, long valve body departs from pipeline and connects locking mechanism, thereby pipeline is departed to be broken, can be used for ejection escape, and this pipeline connects the compression elastic piece that locking mechanism is arranged vertically by entirety, sliding sleeve, spheroid and supporting base have been realized clamping and have been departed from clamping, so reduced radial dimension, compact structure, and the size of pull-off force is controlled in the axial deformation that utilizes compression elastic piece, ensure that pull-off force is stable.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or scheme of the prior art, to accompanying drawing that describe required use in embodiment or prior art be briefly described below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those skilled in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
A kind of pipeline that Fig. 1 provides for the utility model embodiment connects the structural representation of locking mechanism.
In Fig. 1,1 is that the second valve body, 2 is that supporting sleeve, 3 is that compression elastic piece, 4 is that sliding sleeve, 401 is that annular breach, 5 is that spheroid, 6 is that supporting base, 7 is that long valve body, 701 is that annular groove, 702 is step inclined-plane.
Embodiment
Core of the present utility model has been to provide a kind of pipeline and has connected locking mechanism, has reduced radial dimension, has ensured the stability of pull-off force.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technological scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on embodiment of the present utility model, all other embodiments that those of ordinary skill in the art obtain under the prerequisite of not making creative work, belong to the scope that the utility model is protected.
Please refer to Fig. 1, a kind of pipeline that Fig. 1 provides for the utility model embodiment connects the structural representation of locking mechanism.
The utility model embodiment provides a kind of pipeline to connect locking mechanism, comprises supporting sleeve 2, supporting base 6, sliding sleeve 4, compression elastic piece 3, spheroid 5 and long valve body 7.Wherein, supporting sleeve 2 is sleeve-like configuration, and the axial direction of supporting sleeve 2 offers center hole, for other parts are installed; The axial direction of supporting base 6 offers through hole, and supporting base 6 is fixed in one end center hole of supporting sleeve 2; Sliding sleeve 4 is similarly tube-in-tube structure, it is arranged in center hole, and can with the inwall relative sliding of center hole, on sliding sleeve 4, be provided with annular breach 401 near on an end face of supporting base 6, the diameter of the radial cross section of annular breach 401 is along reducing gradually away from the direction of supporting base 6, annular breach 401 radially outwards dwindles gradually with the space that supporting base 6 surrounds, one side of the close axis of annular breach 401 is provided with block, for spheroid 5 is stuck in to annular breach 401, prevent that spheroid 5 from skidding off from annular breach 401; One end location of compression elastic piece 3, on the other end and sliding sleeve 4, away from the end face butt of annular breach 401, compression elastic piece 3 has and pushes sliding sleeve 4 to the close elastic force of supporting base 6; Spheroid 5 is placed in annular breach 401, and can contact all the time with the interior edge face of supporting base 6, and annular breach 401 maximum depth is vertically not more than the diameter of spheroid 5; Long valve body 7 is slidably set in supporting base 6 and sliding sleeve 4, one end of long valve body 7 is for connecting line, and on the outer wall of long valve body 7, be provided with annular groove 701, spheroid 5 can partly be stuck in annular groove 701, the maximum depth of annular groove 701 is less than the radius of spheroid 5, so that long valve body 7 is while moving axially, spheroid 5 can skid off from annular groove 701.
Working principle and process that above-mentioned pipeline connects locking mechanism are: as shown in Figure 1, pipeline connects locking device in pipeline coupled condition, long valve body 7 is plugged in supporting base 6 and sliding sleeve 4, now, spheroid 5 is arranged in annular breach 401, and be stuck in the annular groove 701 of long valve body 7, sliding sleeve 4, by the elastic compaction of compression elastic piece 3, withstands on spheroid 5 on the interior edge face of supporting base 6 all the time tightly.In the time that pipeline is broken in needs ejection escape, on long valve body 7, one end of connecting line applies pulling force, long valve body 7 has the trend outwards moving vertically, the edge of annular groove 701 applies radially outer thrust to spheroid 5, because the radial cross section diameter edge of annular breach 401 reduces gradually away from the direction of supporting base 6, be that space between annular breach 401 and supporting base 6 radially outwards dwindles gradually, so in the process that spheroid 5 moves at radially outward, spheroid 5 by promote sliding sleeve 4 in center hole vertically to the side shifting away from supporting base 6, push compression elastic piece 3 simultaneously, the pulling force that is applied to long valve body 7 finally acts on compression elastic piece 3, in the time finally acting on the power of compression elastic piece 3 and be greater than the pretightening force of compression elastic piece 3, spheroid 5 skids off from annular groove 701, no longer axially block long valve body 7, long valve body 7 can connect locking mechanism and spin off from pipeline, having realized the disengaging of pipeline breaks.After long valve body 7 departs from, spheroid 5, under the elastic force effect of compression elastic piece 3, to axial medial movement, and is blocked by block, prevents that spheroid 5 from skidding off from annular breach 401, so that next vice-minister's valve body 7 is while inserting, this is stuck in annular groove 701 spheroid 5 again.
The structure and the working procedure that connect locking mechanism from above-mentioned pipeline can be found out, playing supporting base 6, sliding sleeve 4, compression elastic piece 3 and the spheroid 5 of locking and detachment function arranges on the whole vertically, therefore, than prior art, reduce radial dimension, compact structure, and utilize the axial deformation of compression elastic piece 3 to control the size of pull-off force, ensure the stability of pull-off force.
Further optimize pipeline and connect locking mechanism, in the present embodiment, supporting base 6 is threaded with the center hole of supporting sleeve 2, and supporting base 6 has outside thread, and one end of center hole is provided with the internal thread coordinating with outside thread.Setting not only facilitates the connection of supporting base 6 and supporting sleeve 2 like this, and by regulating supporting base 6 to screw in the degree of depth of center hole, regulates the pretightening force of compression elastic piece 3, thereby regulates the disengaging pull-off force of pipeline.Certainly, supporting base 6 can be fixed by a pin in center hole, or interference fit connects.
Annular breach 401 is optimized, in the present embodiment, annular breach 401 has circular cone or annular arc surface, as long as make the radial cross section diameter of circular cone or annular arc surface along reducing gradually away from the direction of supporting base 6, under the squeezing action of compression elastic piece 3, can apply radially inside active force to spheroid 5, spheroid 5 can be stuck in annular groove 701.Certainly, annular breach 401, except adopting circular cone or annular arc surface, can also adopt other to have the structure of above-mentioned functions.
As optimization, if annular breach 401 is circular cone, in the present embodiment, angle between the axial direction of circular cone and sliding sleeve 4 is preferably 25 °～65 ° or 115 °～155 °, more preferably 45 ° or 135 °, make spheroid 5 reach better balance blocking annular groove 701 and depart between two states of annular groove 701, can either clamp well long valve body 7, realize pipeline and connect locking function, can depart from quickly and easily and break pipeline again.Certainly, the angle between circular cone and the axial direction of sliding sleeve 4 is not limited to above-mentioned scope.
Further, on the outer wall of the long valve body 7 in the present embodiment, be provided with step inclined-plane 702, long valve body 7 has two shaft parts that diameter is different, between two shaft parts, pass through chamfered transition, the shaft part that wherein diameter is less is away from one end of the connecting line of long valve body 7, step inclined-plane 702 can with spheroid 5 sliding contacts.So arrange, in the process of long valve body 7 of pegging graft, step inclined-plane 702 and spheroid 5 sliding contacts of long valve body 7, and gradually spheroid 5 is pushed in annular breach 401, prevent that spheroid 5 is stuck in the connection part of two shaft parts, make the resistance of insertion process less, move more smooth and easy.
Further, the angle between the step inclined-plane 702 in the present embodiment and the axis of long valve body 7 is preferably 5 °～50 °, and more preferably 12.5 °, to facilitate spheroid 5 to slide into from the less shaft part of diameter the shaft part that diameter is larger.
In the utility model one embodiment, compression elastic piece 3 is Compress Spring or butterfly spring, the size of the axial deformation control pull-off force by Compress Spring or butterfly spring.
In the present embodiment, one end of compression elastic piece 3 is positioned on the second valve body 1, the second valve body 1 is positioned at supporting sleeve 2, be fixedly connected with supporting sleeve 2 screw threads, belong to one of parts that connect the other end pipeline, one end of compression elastic piece 3 is connected on the second valve body 1, supports compression elastic piece 3 by the second valve body 1, and the other end of compression elastic piece 3 is connected on sliding sleeve 4.Certainly, one end of compression elastic piece 3 can also be positioned on the center bore inner wall of supporting sleeve 2, and such as be provided with annular boss on the inwall of center hole, compression elastic piece 3 is connected on annular boss.Can as long as can realize one end positioning instant of compression elastic piece 3.
Annular groove 701 is optimized, the axial cross section of annular groove 701 is circular arc, rectangle, triangle or trapezoidal, more preferably circular arc, can fit with the surface of spheroid 5, certainly, the annular groove 701 of other shape can be realized the function of blocking spheroid 5 and can making spheroid 5 skid off equally.
Spheroid 5 in the present embodiment is steel ball, and steel ball is wear-resistant, certainly, spheroid 5 can be also other current material, and such as aluminum alloy ball, Wear-resistant plastic pellet etc., spheroid 5 is arranged around annular breach 401, quantity determines according to the size of spheroid 5, at this and be not specifically limited.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is and other embodiments' difference, between each embodiment identical similar part mutually referring to.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.To be apparent for those skilled in the art to these embodiments' multiple amendment, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. pipeline connects a locking mechanism, it is characterized in that, comprising:
Supporting sleeve (2);
Be fixed on the supporting base (6) in one end center hole of described supporting sleeve (2);
Slidably be arranged on the sliding sleeve (4) in described center hole, described sliding sleeve (4) is upper is provided with annular breach (401) near on the end face of described supporting base (6), the radial cross section diameter of described annular breach (401) is along reducing gradually away from the direction of described supporting base (6), and a side of the close axis of described annular breach (401) is provided with block;
The compression elastic piece (3) of location, one end, the other end and described sliding sleeve (4) butt;
Be placed on the spheroid (5) contacting all the time in described annular breach (401) and with the interior edge face of described supporting base (6);
Be set in slidably in described supporting base (6) and described sliding sleeve (4) and one end for the long valve body (7) of connecting line, on the outer wall of described long valve body (7), be provided with and make described spheroid (5) be stuck in annular groove (701) wherein.
2. pipeline according to claim 1 connects locking mechanism, it is characterized in that, described supporting base (6) is threaded with described center hole.
3. pipeline according to claim 1 connects locking mechanism, it is characterized in that, described annular breach (401) has circular cone or annular arc surface.
4. pipeline according to claim 3 connects locking mechanism, it is characterized in that, the angle between described circular cone and the axis of described sliding sleeve (4) is 25 °～65 ° or 115 °～155 °.
5. pipeline according to claim 1 connects locking mechanism, it is characterized in that, on the outer wall of described long valve body (7), be provided with can with the step inclined-plane (702) of described spheroid (5) sliding contact.
6. pipeline according to claim 5 connects locking mechanism, it is characterized in that, the angle between described step inclined-plane (702) and the axis of described long valve body (7) is 5 °～50 °.
7. connect locking mechanism according to the pipeline described in claim 1-6 any one, it is characterized in that, described compression elastic piece (3) is Compress Spring or butterfly spring.
8. connect locking mechanism according to the pipeline described in claim 1-6 any one, it is characterized in that, one end of described compression elastic piece (3) is positioned on the second valve body (1).
9. connect locking mechanism according to the pipeline described in claim 1-6 any one, it is characterized in that, the axial cross section of described annular groove (701) is circular arc, rectangle, triangle or trapezoidal.
10. connect locking mechanism according to the pipeline described in claim 1-6 any one, it is characterized in that, described spheroid (5) is steel ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420167224.7U CN203797210U (en) | 2014-04-08 | 2014-04-08 | Pipeline connection locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420167224.7U CN203797210U (en) | 2014-04-08 | 2014-04-08 | Pipeline connection locking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203797210U true CN203797210U (en) | 2014-08-27 |
Family
ID=51379420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420167224.7U Withdrawn - After Issue CN203797210U (en) | 2014-04-08 | 2014-04-08 | Pipeline connection locking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203797210U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939695A (en) * | 2014-04-08 | 2014-07-23 | 重庆耐德工业股份有限公司 | Pipeline connecting and locking mechanism |
| CN110788606A (en) * | 2019-10-29 | 2020-02-14 | 天永机械电子（太仓）有限公司 | Sleeve quick-change mechanism |
| CN113007194A (en) * | 2021-03-16 | 2021-06-22 | 四川领航未来通信技术有限公司 | Quick detach interconnection device |
-
2014
- 2014-04-08 CN CN201420167224.7U patent/CN203797210U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939695A (en) * | 2014-04-08 | 2014-07-23 | 重庆耐德工业股份有限公司 | Pipeline connecting and locking mechanism |
| CN103939695B (en) * | 2014-04-08 | 2016-03-16 | 重庆耐德工业股份有限公司 | Pipeline connects locking mechanism |
| CN110788606A (en) * | 2019-10-29 | 2020-02-14 | 天永机械电子（太仓）有限公司 | Sleeve quick-change mechanism |
| CN113007194A (en) * | 2021-03-16 | 2021-06-22 | 四川领航未来通信技术有限公司 | Quick detach interconnection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103939695B (en) | Pipeline connects locking mechanism | |
| CN203797210U (en) | Pipeline connection locking mechanism | |
| US9822924B2 (en) | Rotation type sliding bar with quick assembly and disassembly | |
| CN203797212U (en) | Pipeline locking quick-disconnecting mechanism | |
| US9120471B2 (en) | Oil pipe connection device for a hydraulic brake | |
| CN104048130A (en) | Fluid fast connector | |
| CN202556323U (en) | Quick clamping device for screwdriver bit | |
| CN202327418U (en) | Pipe union | |
| WO2023193454A1 (en) | Fluid connector and female-end valve stem, female-end structure, and male-end piston thereof | |
| US20130033051A1 (en) | Locking mechanism | |
| CN206811191U (en) | Electric drill chuck | |
| CN105329054A (en) | Traction pin | |
| CN210123826U (en) | Magnetic attraction type floating quick-insertion self-locking adapter | |
| CN210687395U (en) | Fluid connecting piece | |
| CN105605256A (en) | Safety valve | |
| CN104354041A (en) | Lever-type centrifugal lathe fixture | |
| US20120074685A1 (en) | Pipe connector | |
| CN204450428U (en) | Disc type male-pipe dismantling device | |
| CN221171154U (en) | Oil pipe connection assembly | |
| KR101994823B1 (en) | torque limiter | |
| CN107387850A (en) | A kind of overload protective device for Valve controlling | |
| JP3212046U (en) | Pipe joint | |
| CN108788253A (en) | Electric drill collet | |
| CN105715284A (en) | Switching on and switching off mechanism of safety valve | |
| CA2555474A1 (en) | Insertable piggable plug system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140827 Effective date of abandoning: 20160316 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |