CN206875011U - A kind of rapid pipeline connector - Google Patents

Abstract

The utility model discloses a kind of rapid pipeline connector, including：Pipe jointer, pipe jointer are provided with one or more fast-connecting type connectivity ports for being used for external pipe, are equipped with the link slot that a circle is communicated to its end face on the inwall of each fast-connecting type connectivity port, seal assembly is placed with link slot.Fast connected components are set with fast-connecting type connectivity port, fast connected components include：Be enclosed on connectivity port and be blocked on the outside of seal assembly connect soon interior ring cowling, be enclosed on connect soon on interior ring cowling and connectivity port outer cover, in outer cover and positioned at connecing the retaining set of inner ring outer side of lid soon.External pipe may pass through retaining set and connect interior ring cowling soon and inserts in the seal assembly in connectivity port.The utility model can realize that external pipe dismounts prompt operation, can also realize multiple quickly jointed tubular workpieces modularization adjunctions, flexible and convenient to use.

Description

A kind of rapid pipeline connector

Technical field

It the utility model is related to pipe jointer technical field, more particularly to a kind of fast-type of achievable modularization adjunction Pipe jointer.

Background technology

The quickly jointed tubular workpieces occurred in the market（Rapid pipeline connector）Sealing ring, therefore fast adapter are set in being required for The structure that inside diameter is big, mouth of pipe position diameter is small can be all presented in part main body, could so allow the components such as sealing ring in pipe fitting both There is installing space, will not be dropped out again from mouth of pipe position.And this pipe fitting is not easy directly to produce and process, solves pipe fitting in the prior art The problem of body interior diameter is big, mouth of pipe position diameter is small, mainly there is following several ways：

1st, main pipe body adds screw-type enclosing cover, is covered outside screw-type and sets the narrow mouth of pipe；

2nd, it is first that the assembling components in pipe fitting are good, then main pipe body part is wrapped up using secondary injection molding, End face forms the narrow mouth of pipe；

3rd, main pipe body uses endoporus Vehicle Processing O-ring groove position, and the narrow mouth of pipe is retained in end face；

4th, closed up using ultrasonic fusing, the narrow mouth of pipe is formed in end face.

This existing several processing mode are all more complicated, and are unfavorable for follow-up pipe fitting assembling, it is crucial that, at present Not yet there is the pipe jointer that can flexibly carry out one or more quickly jointed tubular workpieces modularization connections.

Utility model content

In order to solve drawbacks described above present in prior art, the utility model proposes a kind of rapid pipeline connector, The rapid pipeline connector can realize that external pipe dismounts prompt operation, can also realize that multiple quickly jointed tubular workpieces modularizations add Connect, it is flexible and convenient to use.

The technical solution adopted in the utility model is to design a kind of rapid pipeline connector, including：Pipe jointer, Pipe jointer is provided with least one connectivity port for external pipe, and a circle is equipped with the inwall of each connectivity port The link slot of its end face is communicated to, seal assembly is placed with link slot.

Fast connected components are set with connectivity port, fast connected components include：It is enclosed on connectivity port and is blocked in seal assembly Outside connect soon interior ring cowling, be enclosed on connect soon on interior ring cowling and connectivity port outer cover, in outer cover and positioned at fast Connect the retaining set of inner ring outer side of lid.External pipe may pass through retaining set and connect the seal assembly that interior ring cowling is inserted in connectivity port soon In.

Preferably, the inwall of connectivity port is provided with the pipeline location step for being used for limiting external pipe insertion depth, pipe Road positioning step is located at the inner side of the link slot.

Preferably, buckle and snap ring are sequentially provided with to the direction away from connectivity port on the outer wall of connectivity port, connect soon interior The catching groove with buckle grafting is provided with ring cowling, the neck with snap ring grafting is provided with outer cover, snap ring is provided with guiding neck and inserted The circular conical surface entered.

Preferably, the outer face edge for connecing interior ring cowling soon is provided with a circle recess, is provided with and is connected on the outside of recess in outer cover Convex portion.

Preferably, seal assembly includes the first sealing ring, spacer ring and the second sealing ring being coaxially sequentially placed.

Preferably, the both ends of the surface of spacer ring are equipped with arc-shaped concave.

Preferably, the outer end that retaining covers is locating ring, the inner is provided with multiple pawl bars being distributed along locating ring inner ring, pawl bar Inner outer wall is provided with dog clutch, and the inner inwall of pawl bar is provided with steel pawl, is additionally provided with the inner face of locating ring multiple along positioning The projection of ring outer ring distribution.The spacing ring being provided with outer cover between dog clutch and locating ring, arrange on the outer face of spacing ring A groove of keeping away for projection can be accommodated by being furnished with, and the inner face of spacing ring by non-return face and is connected between non-return face and outer cover inwall The conical surface form, non-return face limitation dog clutch exited out of outer cover.

Preferably, the outer face of locating ring is provided with the contraposition convex line that position is alignd with projection, and position is placed with outside outer cover Put the convex tendon to be alignd with keeping away a groove.

In one embodiment, pipe jointer is connected and composed by least two connector shell assembly, on connector shell Transit ports provided with the connectivity port for external pipe and for assembly connection, it is equipped with the inwall of each transit ports One circle is communicated to the switching groove of its end face, and seal assembly is placed with groove of transferring.The transit ports of two neighboring connector shell Assembled by adapter assembly, adapter assembly includes：It is respectively fitted over two in two transit ports and be blocked on the outside of seal assembly Ring cowling in individual switching, it is enclosed on connection ring that two transit ports and two switching inner ring cover, is inserted in two transit ports Inner connecting tube.The end of inner connecting tube is inserted in the seal assembly of transit ports through ring cowling in switching.

Preferably, the structure of transit ports is identical with the connectivity port, and ring cowling with connecing interior ring lid structure phase soon in switching Together, ring cowling and connect that interior ring cowling is interchangeable to be arranged on transit ports or connectivity port soon in switching.

Compared with prior art, the utility model has advantages below：

1st, spliced using Split type structure：Extruded with suitable external force（It also externally can suitably be heated cover before splicing, promote it Expanded by heating becomes big, and material is relative to soften, and eliminates stress concentration）, you can it is gripping into connection end after promoting outer cover elastic deformation On mouth, connected mode is simply direct；

2nd, the simplified processing of each part, dimensional accuracy are easily guaranteed that, product yield is high, each part it is easy to assembly, It is suitable for mass automatic assembling；

3rd, the attachment structure of port can 360 degree of rotations and adjustment, using the pipe jointer of this structure technology, can be achieved Any rotate without of 360 degree of self structure influences connection effect and sealing effectiveness, can suit measures to local conditions to adjust connection angle, will The Pipe installing at scene is significantly facilitated, this is that any fixed, monoblock type pipe jointer can not be realized；

4th, connectivity port is consistent with the structure of transit ports, can be achieved modularization adjunction, can continuous adjunction, using this structure The pipe jointer of technology, modular splicing can be achieved, constantly adjunction even can be linked to be abnormal shape, such as be linked to be water knockout drum more and connect end Mouth-shaped, and the direction for each tapping port can adjust temporarily in erecting bed, and this is any fixed, monoblock type pipe What road connector can not be realized；

5th, the material of each connection member can not only use Plastic material, and can use metal class material.Can root According to the characteristic of material selected by part, by finely tuning the fit dimension of outer cover and connector shell, suitable for different pressure-bearing bars Part；

6th, the attachment structure of port can be not only applied in pipeline connection, can be applied in it is various with valve, flexible pipe, On the port that water nozzle, water meter, filter, water knockout drum etc. are connected with pipeline；

7th, workmen directly can cut pipe length at the scene according to the spacing mark of the pipeline insertion depth on pipe fitting, Facilitate site operation.

Brief description of the drawings

The utility model is described in detail with reference to embodiment and accompanying drawing, wherein：

Fig. 1 a, Fig. 1 b are respectively the utility model first embodiment --- the solid after two siphunculus road connector overall package Sectional view and stereoscopic appearance figure；

Fig. 1 c, Fig. 1 d are respectively the utility model first embodiment --- and two siphunculus road connector shell only loads onto sealing group Part and three-dimensional cutaway view and stereoscopic appearance figure when connecing interior ring cowling soon；

Fig. 1 e, Fig. 1 f are respectively the utility model first embodiment --- and it is vertical during-two siphunculus road connector insertion pipeline Body sectional view and stereoscopic appearance figure；

Fig. 2 a-1, Fig. 2 a-2 are the stereoscopic appearance figure and three-dimensional cutaway view of spacer ring used in the utility model seal assembly；

Fig. 2 b-1, Fig. 2 b-2 are the stereoscopic appearance figure of two siphunculus road connector shell used in the utility model first embodiment And three-dimensional cutaway view；

Fig. 2 c-1, Fig. 2 c-2 and Fig. 2 c-3 are the stereoscopic appearance for connecing interior ring cowling used in the utility model first embodiment soon Figure, the first three-dimensional cutaway view and the second three-dimensional cutaway view；

Fig. 2 d-1, Fig. 2 d-2 and Fig. 2 d-3 are the stereoscopic appearance figure of outer cover used in the utility model first embodiment, the One three-dimensional cutaway view and the second three-dimensional cutaway view；

Fig. 2 e-1, Fig. 2 e-2 and Fig. 2 e-3 are the first stereoscopic appearance that retaining used in the utility model first embodiment covers Figure, the second stereoscopic appearance figure and three-dimensional cutaway view；

Fig. 3 a-1, Fig. 3 a-2, Fig. 3 b-1, Fig. 3 b-2, Fig. 3 c-1, Fig. 3 c-2 to Fig. 3 d-1 are that the utility model first is implemented The pipeline connection of example and the step schematic diagram of dismounting；

Fig. 4 a, Fig. 4 b are respectively the utility model second embodiment --- after Five-way tube road connector shell modularization assembling Stereoscopic appearance figure and three-dimensional cutaway view；

Fig. 4 c-1, Fig. 4 c-2 are the stereoscopic appearance figure and perspective cross-sectional of connection ring used in the utility model second embodiment Figure；

Fig. 4 d-1, Fig. 4 d-2 be three-way pipeline connector shell only fill seal assembly, connect interior ring cowling soon and switching in ring cowling When stereoscopic appearance figure and three-dimensional cutaway view；

Fig. 4 e are that a connectivity port installs retaining set and stereoscopic appearance figure during outer cover additional in three-way pipeline connector；

Fig. 4 f -1, Fig. 4 f-2 are the perspective cross-sectional for being buckled together the three-way connector housing of three with two connection rings Figure and stereoscopic appearance figure；

Stereoscopic appearance figure and perspective cross-sectional when Fig. 5 a, Fig. 5 b are respectively the utility model second embodiment insertion pipeline Figure；

Fig. 5 c are respectively the stereoscopic appearance figure of rotating pipe angle after the utility model second embodiment insertion pipeline.

Embodiment

As shown in Fig. 1 a, 4b, the utility model proposes rapid pipeline connector, including：Pipe jointer, pipeline connect Connect device and include at least one connector shell 1, pipe jointer is provided with least two connectivity ports for being used for external pipe 100 11.When pipe jointer only includes a connector shell 1, connectivity port 11 is provided only with connector shell 1, when pipeline connects When connecing device by the assembly connection of at least two connector shell 1, connectivity port 11 is not only provided with connector shell, is additionally provided with and is used for The transit ports 12 of assembly connection.

In the first embodiment, pipe jointer only includes a connector shell 1, and connector shell 1 is provided with two Connectivity port 11.

On connectivity port：

As shown in Fig. 1 a to Fig. 1 f, a circle link slot 111, link slot 111 are equipped with the inwall of each connectivity port 11 The end face of connectivity port 11 is communicated to, seal assembly is placed with link slot 111, fast connected components are set with connectivity port 11, Fast connected components include：Interior ring cowling 2, outer cover 3 and retaining set 4 are connect soon.Interior ring cowling 2 is connect soon to be enclosed on connectivity port 11, will be close Sealing assembly is compressed in link slot 111, and outer cover 3 is enclosed on to be connect on interior ring cowling 2 and connectivity port 11 soon, and retaining set 4 is connected to outer In cover 3 and positioned at the outside for connecing interior ring cowling 2 soon, external pipe 100 is through retaining set 4 and connects the interior insertion of ring cowling 2 connection end soon In seal assembly in mouth 11.

Wherein, as shown in Fig. 1 a, 1c, seal assembly includes the first sealing ring 5, the spacer ring 6 and second being coaxially sequentially placed Sealing ring 7, the both ends of the surface edge of spacer ring 6 are equipped with chamfering, facilitate spacer ring 6 to be put into link slot 111.Such as Fig. 2 a-1 to Fig. 2 a-2 It is shown, arc-shaped concave 61 is equipped among the both ends of the surface of spacer ring 6, ensure sealing ring be squeezed after can self-centering, pipeline It is not easy to shift during insertion.Two sealing rings are provided with seal assembly, guarantee sealing effectiveness that can be safer.

The concrete structure of connectivity port 11 and fast connected components is, as shown in Fig. 2 b-1, Fig. 2 b-2, the inwall of connectivity port 11 Pipeline location step 112 is provided with, pipeline location step 112 is located at the inner side of link slot 111, for limiting external pipe 100 The depth inserted in connectivity port 11, the outer wall of connector shell 1 are provided with the depth with the position correspondence of pipeline location step 112 Spacing mark 113.On the outer wall of connectivity port 11 buckle 114 and snap ring 115 are sequentially provided with to the direction away from connectivity port 11.

As shown in Fig. 2 c-1 to Fig. 2 c-3, the inner face edge for connecing interior ring cowling 2 soon is provided with a corral side 21, and surrounding edge 21 is enclosed on On connectivity port 11, and surrounding edge 21 is provided with the catching groove 22 that be connected with buckle 114, the one of close connectivity port 11 on buckle 114 Face edge is provided with chamfering, and when connecing interior ring cowling 2 soon and being inserted on connectivity port 11, the inclined-plane that catching groove 22 is chamfered gradually struts deformation Slipped into whole buckle 114 in catching groove 22, the inner face for connecing interior ring cowling 2 soon is compressed on seal assembly.The outer of interior ring cowling 2 is connect soon End face edge is provided with a circle recess, forms annulus 23 in the centre position of outer face, the both sides of annulus 23 be arranged with two it is flat Position 24, positioning use, the inner ring of annulus 23 are provided with chamfering, the insertion for conduit during for assemble with connector shell 6.

As shown in Fig. 2 d-1 to Fig. 2 d-3, the neck 32 in outer cover 3 provided with convex portion 31 and positioned at the inner side of convex portion 31, convex portion 31 shape and the recesses fit for connecing interior ring cowling 2 soon, after neck 32 and 115 grafting of snap ring, the convex portion 31 of outer cover 3 is connected to On the recess for connecing interior ring cowling 2 soon, make to connect that interior ring cowling 2 is more stable to be covered on connectivity port 11 soon.Inserted for the ease of outer cover 3 On connectivity port 11, the one side on snap ring 115 close to connectivity port 11 is circular conical surface 116, and outer cover 3 is enclosed on connectivity port When on 11, the inner of outer cover 3 is gradually strutted by circular conical surface 116 to be deformed into neck 32 and entangles whole snap ring 115.In outer cover 3 The spacing ring 33 positioned at the outside of convex portion 31 is additionally provided with, is placed with the outer face of spacing ring 33 and keeps away a groove 34, and spacing ring 33 Outer face inner ring edge be provided with chamfering, the inner face of spacing ring 33 by non-return face 35 and is connected to non-return face 35 and outer cover 3 The conical surface 36 between inwall is formed.

As shown in Fig. 2 e-1 to Fig. 2 e-3, the outer end of retaining set 4 is locating ring 41, and the inner of retaining set 4 is provided with multiple edges The pawl bar 42 of the inner ring of locating ring 41 distribution, the inner outer wall of pawl bar 42 are provided with dog clutch 43, and the inner inwall of pawl bar 42 is provided with Steel pawl 44.Retaining set 4 inserts from the outer end of outer cover 3, and the chamfering that dog clutch 43 is limited the outer face of ring 33 promotes gathering, until pawl Button 43 slides to the inner side of spacing ring 33, and now spacing ring 33 is enclosed between dog clutch 43 and locating ring 41, and retaining set 4 outwards exits When, the conical surface of the inner face of spacing ring 33 promotes dog clutch 43 to collapse, until dog clutch 43 is connected on non-return face 35, prevents that dog clutch 43 is de- Go out spacing ring 33.Multiple projections 45 being distributed along the outer ring of locating ring 41, the number of projection 45 are additionally provided with the inner face of locating ring 41 Amount and distributing position are identical with keeping away a groove 34, and rotation retaining covers 4 projection 45 can align insertions and kept away in a groove 34.For side Just the projection 45 that alignd when user rotates is provided with what position was alignd with projection 45 with a groove 34, the outer face of locating ring 41 is kept away Convex line 46 is aligned, position is placed with keeping away the convex tendon 37 that a groove 34 aligns outside outer cover 3, when contraposition convex line 46 and convex tendon 37 are right Qi Shi, the i.e. recognizable projection 45 of user have alignd with keeping away a groove 34.

As shown in Fig. 3 a-1 to Fig. 3 d-1, assembling process is as follows, and the first sealing ring 5 is first loaded to the company of a connectivity port 11 In access slot 111, then spacer ring 6 is fitted into the first sealing ring 5 for being close to and being put into link slot 111, then the second sealing ring 7 is loaded Spacer ring 6 is close in link slot 111, then interior ring cowling 2 will be connect soon and be buckled on the buckle 114 of connectivity port 11, then presses outer cover 3 The snap ring 115 of upper connectivity port 11, finally by the outer cover 3 of press-in of retaining set 4；Equally by connector shell 1 another Seal assembly and fast connected components are assembled in connectivity port 11 in a manner described, so as to complete the overall package of two siphunculus road connector.

During connecting pipe, retaining will first be covered to 4 and lift from outer cover 3 and rotate 4 about 45 degree of retaining set so that retaining Projection 45 on the locating ring 41 of set 4 leaves four of outer cover and keeps away a groove 34, and external pipe 100 then is passed through into retaining set 4 prop up the pipeline location step 112 in connector shell 1 up to its front end, are passed through external pipe 100 and retaining set after press water 4 outwards exit in the presence of hydraulic pressure, and the conical surface of the inner face of spacing ring 33 promotes dog clutch 43 to collapse, until the steel pawl of retaining set 4 Untill the 44 insertion outer walls of external pipe 100 --- pipeline connection finishes.So external pipe 100 radial direction due to sealing group Part and the limitation of retaining set 4 and connectivity port 11, in pipeline axially because the steel pawl 44 of retaining set 4 hinders and outer cover 3 Spacing ring 33 to retaining set 4 dog clutch 43 keep out, so as to effectively prevent leakage, ensure that the reliability of connection.

When dismantling pipeline, the hydraulic pressure in first removal external pipe 100, external pipe 100 or outer cover 3 are turned around its axis Dynamic appropriate angle, two convex tendons 37 on contraposition convex line 46 and outer cover 3 on retaining set 4 is alignd, while retaining is covered 4 It is pushed into outside cover 3.Because the steel pawl 44 on retaining set 4 is also on the outer wall of external pipe 100, external pipe is rotated When 100, external pipe 100 and retaining set 4 rotate together, by rotate external pipe 100 make projection 45 on retaining set 4 with it is outer A groove 34 of keeping away on cover 3 overlaps, then will be promoted in the outside cover 3 of external pipe 100, due to the locating ring 41 of retaining set 4 It can be propped up with the spacing ring 33 of outer cover 3, retaining set 4 no longer moves with external pipe 100, and the dog clutch 43 of retaining set 4 is axially The non-return face 35 in outer cover 3 and the conical surface 36 are left, continues the pipeline location being pushed into external pipe 100 in connectivity port 11 Step 112, now the steel pawl 44 of retaining set 4 open and depart from the outer wall of external pipe 100.Retaining set 4 is pushed down again, is caught External pipe 100 somewhat carrys out back rotation and firmly can gently extracts external pipe 100 outward.

In a second embodiment, as shown in Fig. 4 a, 4b, pipe jointer is connected and composed by three assembly of connector shell 1, Three ports are equipped with each connector shell 1, are divided by the purposes of port, two connector shells 1 in outside are provided with Two connectivity ports 11 and a transit ports 12, middle connector shell 1 is provided with a connectivity port 11 and two turn Connect port 12.

On transit ports：

The switching groove that a circle is communicated to its end face is equipped with the inwall of each transit ports 12, is placed with groove of transferring close Sealing assembly.The transit ports 12 of two neighboring connector shell 1 are assembled by adapter assembly, and adapter assembly includes：Two switchings Interior 8, connection rings 9 of ring cowling and an inner connecting tube 10, two switching in ring cowling 8 be respectively fitted in two transit ports 12, will It is compressed in seal assembly in respective switching groove, connection ring 9 is enclosed in two transit ports 12 and two switchings on ring cowling 8, Two assembly of transit ports 12 are got up, inner connecting tube 10 is inserted in two transit ports 12, and the end of inner connecting tube 10 passes through switching Interior ring cowling 8 is inserted in the seal assembly of transit ports 12, realizes the sealed connection of two transit ports 12.

In order to realize the modularization assembling of pipe jointer, shape, the structure of transit ports 12 and connectivity port 11 are all complete Exactly the same, ring cowling 8 is also identical with connecing the interior structure of ring cowling 2 soon in switching, ring cowling 8 and to connect interior ring cowling 2 soon interchangeable in switching In transit ports 12 or connectivity port 11 so that the seal assembly of transit ports 12 and connectivity port 11, interior ring cowling can With general, it is easy to the standardization of accessory to process.As shown in Fig. 4 c-1,4c-2, the structure of connection ring 9 is slightly different with outer cover 3, It is symmetrical arranged equivalent to by the inner end structure of outer cover 3, is respectively equipped with the both ends of connection ring 9 and two transit ports 12 Second neck 91 of snap ring grafting, it is additionally provided with the both ends of connection ring 9 and is connected to respectively in two switchings on the outside of the recess of ring cowling 8 The second convex portion 92.

As shown in Fig. 4 d-1 to Fig. 4 f-2, connector shell 1 first installs connectivity port by the assembly method of first embodiment 11 and seal assembly and the interior ring cowling of transit ports 12, then the outer cover 3 on set on connectivity port 11, and retaining set 4 is pressed into In outer cover 3.Inner connecting tube 10 and connection ring 9 are first arranged in a transit ports 12, then another transit ports 12 are installed Spliced on inner connecting tube 10 and connection ring 9, realize the assembling of Five-way tube road connector.

The connection and dismounting of external pipe are identical with first embodiment, and therefore not to repeat here.As shown in Fig. 5 a to 5c, five is logical Installation can be flexibly met according to using the setting angle for needing rotating part pipeline after when pipe jointer inserts pipeline The needs at scene.

Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model Protection domain within.

Claims (10)

1. a kind of rapid pipeline connector, including：Pipe jointer, the pipe jointer were provided with outside at least one be used for The connectivity port in adapter road, it is characterised in that

The link slot that a circle is communicated to its end face is equipped with the inwall of each connectivity port, sealing is placed with the link slot Component；

Fast connected components are set with the connectivity port, the fast connected components include：It is enclosed on the connectivity port and is blocked in Connecing interior ring cowling soon, being enclosed on the outer cover connect soon on interior ring cowling and connectivity port, installed in institute on the outside of the seal assembly State in outer cover and be located at the retaining set for connecing inner ring outer side of lid soon；

External pipe may pass through retaining set and connect interior ring cowling soon and inserts in the seal assembly in the connectivity port.

2. rapid pipeline connector as claimed in claim 1, it is characterised in that the inwall of the connectivity port, which is provided with, to be used In the pipeline location step of limitation external pipe insertion depth, the pipeline location step is located at the inner side of the link slot.

3. rapid pipeline connector as claimed in claim 2, it is characterised in that to remote on the outer wall of the connectivity port The direction of connectivity port is sequentially provided with buckle and snap ring, described to meet the catching groove being provided with interior ring cowling with the buckle grafting, institute soon State the neck being provided with outer cover with the snap ring grafting；

The snap ring is provided with the circular conical surface for guiding the neck insertion.

4. rapid pipeline connector as claimed in claim 3, it is characterised in that the outer face edge for connecing interior ring cowling soon Provided with a circle recess, the convex portion being connected on the outside of the recess is provided with the outer cover.

5. rapid pipeline connector as claimed in claim 1, it is characterised in that the seal assembly includes coaxially putting successively The first sealing ring, spacer ring and the second sealing ring put.

6. rapid pipeline connector as claimed in claim 5, it is characterised in that the both ends of the surface of the spacer ring are equipped with circular arc Shape concave surface.

7. the rapid pipeline connector as described in any one of claim 2 to 6, it is characterised in that the outer end of the retaining set Multiple pawl bars being distributed along the locating ring inner ring are provided with for locating ring, the inner, the inner outer wall of the pawl bar is provided with dog clutch, The inner inwall of the pawl bar is provided with steel pawl, is additionally provided with the inner face of the locating ring multiple along the locating ring outer ring point The projection of cloth；

The spacing ring being provided with the outer cover between dog clutch and locating ring, being placed with the outer face of the spacing ring can A groove of keeping away for the projection is accommodated, the inner face of the spacing ring by non-return face and is connected in non-return face and the outer cover The conical surface between wall is formed, and the non-return face limits the dog clutch and exited out of outer cover.

8. rapid pipeline connector as claimed in claim 7, it is characterised in that the outer face of the locating ring is provided with position The contraposition convex line to be alignd with the projection is put, position and the convex tendon kept away a groove and alignd are placed with outside the outer cover.

9. the rapid pipeline connector as described in claim 1 to 6,8 any one, it is characterised in that the pipe jointer Connected and composed by least two connector shell assembly, the connector shell be provided with for external pipe connectivity port and For the transit ports of assembly connection, the switching groove that a circle is communicated to its end face, institute are equipped with the inwall of each transit ports State in switching groove and be placed with the seal assembly；

The transit ports of two neighboring connector shell are assembled by adapter assembly, and the adapter assembly includes：It is respectively fitted over two Ring cowling in individual transit ports and in be blocked on the outside of the seal assembly two switchings, it is enclosed on two transit ports and two turn Connect the connection ring that inner ring covers, the inner connecting tube being inserted in two transit ports；

The end of the inner connecting tube is inserted in the seal assembly of the transit ports through ring cowling in switching.

10. rapid pipeline connector as claimed in claim 9, it is characterised in that the structure of the transit ports with it is described Connectivity port is identical, in the switching ring cowling with it is described to connect interior ring lid structure soon identical, ring cowling and connect inner ring soon in the switching Cover interchangeable be arranged on the transit ports or connectivity port.