CN205896496U - Telescoping joint - Google Patents
Telescoping joint Download PDFInfo
- Publication number
- CN205896496U CN205896496U CN201620862358.XU CN201620862358U CN205896496U CN 205896496 U CN205896496 U CN 205896496U CN 201620862358 U CN201620862358 U CN 201620862358U CN 205896496 U CN205896496 U CN 205896496U
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- China
- Prior art keywords
- sleeve pipe
- intubation
- joint
- left end
- hand member
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Abstract
The utility model provides a telescoping joint belongs to mechanical technical field. It has been solved current joint and has not been had flexible loose joint function scheduling problem. This telescoping joint is including being pipy intubate, and the right -hand member of intubate has connecting portion, and the left end cover of intubate is equipped with the sleeve pipe that is the tube -shape, and sheathed tube left end cover is equipped with the adapter sleeve, the left end surface of intubate is provided with to annular incurvate draw -in groove in the intubate, and the joint has the jump ring in the draw -in groove, be provided with on the sheathed tube right -hand member internal surface to cover intraductal convex fender shoulder, when the intubate during at set move within the barrel the jump ring can support lean on keeping off the right -hand member face of takeing on on, be provided with the sealing washer between intubate and the sleeve pipe and make in the lump between intubate and the sleeve pipe and to form sealedly, be provided with on the sheathed tube right -hand member internal surface and recessed and lie in the recess no. 1 that keeps off the shoulder right side to the outer annular of sleeve pipe, install sealing washer no. 1 in the recess no. 1. This joint has flexible loose joint, is favorable to advantages such as use.
Description
Technical field
This utility model belongs to field of mechanical technique, is related to a kind of joint, more particularly, to a kind of telescoping joint.
Background technology
During pipeline construction, generally require to couple together two independent pipelines using pipe joint.China
Patent document data is open to propose a kind of pipe joint [application number: cn201310656484.0；Publication number:
Cn104696621a], including positioned at middle regular hexagon section, be located at the thread segment at regular hexagon section two ends and run through positive six
Side shape section and the axially extending bore of thread segment, the end face of thread segment at regular hexagon section two ends is equipped with regular hexagon shrinkage pool.
Although this pipe joint is easy for installation, this pipe joint does not have Expansion loose joint function, in the mistake of connecting pipe
Generally require to change longer pipeline when finding that pipeline falls short of in journey, so can increase cost；Or scraping joint will
Two pipelines link together, and such joint and pipeline can be subject to larger pulling force so that joint easily leak source, unfavorable
Use in joint.
Content of the invention
The purpose of this utility model be the problems referred to above existing for prior art it is proposed that a kind of telescoping joint, solution
Technical problem certainly is how to make joint be conducive to using.
The purpose of this utility model can be realized by following technical proposal:
A kind of telescoping joint, including intubation in a tubular form, the right-hand member of described intubation there is connecting portion it is characterised in that
The left end of described intubation is arranged with tubular sleeve pipe, and the left end of described sleeve pipe is arranged with adapter sleeve；Outside the left end of described intubation
Surface arranges the recessed draw-in groove of oriented intubation annular, is connected with jump ring in described draw-in groove；On the right-hand member inner surface of described sleeve pipe
The projecting inward shoulder block of oriented sleeve pipe is set, and when described intubation, when covering in-pipe, jump ring can be resisted against the right side of shoulder block
On；Being provided with sealing ring between described intubation and sleeve pipe makes to be formed sealing, the right-hand member of described sleeve pipe in the lump between intubation and sleeve pipe
The outer annular recess of oriented sleeve pipe and the groove one on the right side of shoulder block are arranged on inner surface, is provided with described close in described groove one
Seal one.
When telescoping joint is connected with pipeline, the connecting portion of intubation right-hand member and the sheathed adapter sleeve of sleeve pipe left end respectively with pipe
Road connects.Intubation can translate in sleeve pipe, and when intubation is pulled out from sleeve pipe, the length of telescoping joint, works as intubation
The length extending into sleeve pipe Nei Shi telescoping joint shortens.Intubation can be pulled out from the right-hand member of sleeve pipe when the length of pipeline is inadequate
Go out, make the length of telescoping joint adapt to duct length, telescopic joint is conducive to using.The setting of jump ring and shoulder block
Put and can prevent intubation intubation when sleeve pipe right-hand member is pulled out from departing from from sleeve pipe, be conducive to the use of joint.The setting of groove one
Put and intubation sealing ring one when covering in-pipe can be prevented to be subjected to displacement thus affecting the sealing effectiveness of sealing ring one, be conducive to
The use of joint.
In above-mentioned telescoping joint, the outer surface of described connecting portion is disposed with external screw thread and convex from right to left
Go out the annular convex ring of connecting portion outer surface, the right side of described sleeve pipe is faced with the left side of bulge loop, the right-hand member of described bulge loop
Annular groove two is provided with face, in described groove two, sealing ring two is installed.
On the one hand the setting of bulge loop can prevent sleeve pipe from deviating from thus affecting the use of joint, the opposing party from the right-hand member of intubation
Face can prevent joint and pipeline from installing the use of position influence joint when connecting.Sealing ring two is located at and makes between pipeline and intubation
Form sealing between intubation and pipeline.
In above-mentioned telescoping joint, the left end of described intubation is provided with the inner hexagonal hole conllinear with cannula axis.Logical
Cross inner hexagonal hole with convenient use spanner, intubation can be connected in pipeline, make joint easy to use, be conducive to the use of joint.
In above-mentioned telescoping joint, described adapter sleeve left end inner surface setting has female thread, described adapter sleeve right-hand member
Inner surface has the annular baffle ring one of protrusion, and described sleeve pipe left end outer surface has the annular baffle ring two of protrusion, described baffle ring one
It is limited between bulge loop and baffle ring two and baffle ring one can be resisted against on the right side of baffle ring two；The left end of described sleeve pipe is arranged with
Sealing ring three, described sealing ring three is resisted against on the left side of baffle ring two.
Adapter sleeve is connected with pipeline thread, and the setting of baffle ring one and baffle ring two can make sleeve pipe be connected to pipe by adapter sleeve
In road, baffle ring one is limited in can prevent adapter sleeve from departing from from the right-hand member of intubation between bulge loop and baffle ring two, be conducive to joint
Use.Sealing ring three is located at makes to be formed sealing between intubation and pipeline between pipeline and sleeve pipe.
In above-mentioned telescoping joint, described sealing ring three and sleeve pipe close-fitting, the left side of described sealing ring three and set
The left side of pipe is concordant.Such setting can conveniently by telescopic joint in the duct.
In above-mentioned telescoping joint, the cross section of described adapter sleeve is in regular hexagon.By six on adapter sleeve
Plane can with convenient use spanner by adapter sleeve and telescopic joint in pipeline, make joint easy to use.
Compared with prior art, this utility model has the advantage that
By arranging intubation and sleeve pipe and setting shoulder block, jump ring and sealing ring one achieve the scalability of joint and close
Feng Xing, makes telescoping joint have Expansion loose joint function, makes joint be conducive to using.By arranging bulge loop, baffle ring one and baffle ring
Two, make sleeve pipe, intubation and adapter sleeve be difficult to be disengaged from, be conducive to the use of joint；Again in intubation setting inner hexagonal hole with
And the cross section of adapter sleeve is set to regular hexagon, make joint easy for installation, be conducive to the use of joint.
Brief description
Fig. 1 is axonometric chart when this joint shortens；
Fig. 2 is sectional view when this joint shortens；
Fig. 3 is the axonometric chart during elongation of this joint；
Fig. 4 is the sectional view during elongation of this joint；
Fig. 5 is the explosive view of this joint.
In figure, 1, intubation；1a, connecting portion；1a1, external screw thread；1a2, bulge loop；1a2a, groove two；1b, draw-in groove；1c, interior six
Corner apertures；2nd, sleeve pipe；2a, shoulder block；2b, groove one；2c, baffle ring two；3rd, adapter sleeve；3a, female thread；3b, baffle ring one；4th, jump ring；
5th, sealing ring one；6th, sealing ring two；7th, sealing ring three.
Specific embodiment
The following is specific embodiment of the utility model and combine accompanying drawing, the technical solution of the utility model is made further
Description, but this utility model is not limited to these embodiments.
Embodiment one
As Figure 1-Figure 5, a kind of telescoping joint includes intubation 1 in a tubular form and is set in intubation 1 left end and is cylindrical in shape
Sleeve pipe 2.The right-hand member of intubation 1 has connecting portion 1a, and the outer surface of connecting portion 1a is disposed with external screw thread 1a1 from right to left
With the annular convex ring 1a2 protruding connecting portion 1a outer surface, the right side of sleeve pipe 2 is faced with the left side of bulge loop 1a2.Bulge loop
Annular groove two 1a2a is provided with the right side of 1a2, in groove two 1a2a, sealing ring 26 is installed.Connecting portion by intubation 1
1a is inserted in right pipeline and is formed threaded, and the end face of right pipeline is resisted against on sealing ring 26 and forms sealing.
The left end outer surface of intubation 1 arranges the recessed draw-in groove 1b of oriented intubation 1 annular, is connected with jump ring 4 in draw-in groove 1b.
The projecting inward shoulder block 2a of oriented sleeve pipe 2, jump ring 4 energy when intubation 1 moves in sleeve pipe 2 are arranged on the right-hand member inner surface of sleeve pipe 2
Enough it is resisted against on the right side of shoulder block 2a, so will not be from sleeve pipe 2 by the left end of intubation 1 intubation 1 when the right-hand member of sleeve pipe 2 is extracted
Middle abjection.It is provided with sealing ring 1 between intubation 1 and sleeve pipe 2 and make to be formed sealing, the right side of sleeve pipe 2 between intubation 1 and sleeve pipe 2
The outer annular recess of oriented sleeve pipe 2 and groove one 2b on the right side of shoulder block 2a are arranged on the inner surface of end, is provided with groove one 2b
Sealing ring 1.The left end of intubation 1 is provided with the inner hexagonal hole 1c with intubation 1 axis collinear, can be by joining with inner hexagonal hole 1c
Intubation 1 is installed in right pipeline the spanner closing, and installation process is convenient.
It is in orthohexagonal adapter sleeve 3 that the left end of sleeve pipe 2 is arranged with cross section；In adapter sleeve 3 left end inner surface setting has
Screw thread 3a, adapter sleeve 3 right-hand member inner surface has annular baffle ring one 3b of protrusion, and sleeve pipe 2 left end outer surface has the annular of protrusion
Baffle ring two 2c, baffle ring one 3b are limited between bulge loop 1a2 and baffle ring two 2c and baffle ring one 3b can be resisted against the right side of baffle ring two 2c
On end face；The left end of sleeve pipe 2 is arranged with sealing ring 37, and sealing ring 37 is resisted against on the left side of baffle ring two 2c.Sealing ring 37
With sleeve pipe 2 close-fitting, the left side of sealing ring 37 is concordant with the left side of sleeve pipe 2.The left end of adapter sleeve 3 is set in left pipeline
And being formed threaded, the end face of left pipeline is resisted against on sealing ring 37 and forms sealing.In figure external screw thread 1a1 and female thread
The helicitic texture of 3a eliminates and does not draw.
During assembling joint, first sealing ring 1, sealing ring 26 and sealing ring 37 are respectively installed to groove one 2b, groove
In two 1a2a and on the left end of sleeve pipe 2, then adapter sleeve 3 is attached to sleeve pipe 2 from the right-hand member set of sleeve pipe 2, then by a left side for intubation 1
End is inserted into sleeve pipe 2 from the right-hand member of sleeve pipe 2, finally snaps in jump ring 4 in draw-in groove 1b, this completes the assembling of joint.
When telescoping joint is connected with pipeline, the connecting portion 1a of intubation 1 right-hand member and the sheathed adapter sleeve 3 of sleeve pipe 2 left end respectively with pipeline
Connect.As depicted in figs. 1 and 2, when the length of pipeline is enough, the left end of intubation 1 is inserted in sleeve pipe 2, makes telescopic connecing
The length of head shortens to adapt to duct length.As shown in Figure 3 and Figure 4, can be by intubation 1 from sleeve pipe when the length of pipeline is inadequate
2 right-hand member is extracted, and makes the length of telescoping joint adapt to duct length.Telescoping joint has Expansion loose joint function and has
Beneficial to use.
Specific embodiment described herein is only explanation for example to this utility model spirit.This utility model institute
Belong to those skilled in the art described specific embodiment can be made with various modifications or supplement or using similar
Mode substitute, but without departing from of the present utility model spirit or surmount scope defined in appended claims.
Claims (6)
1. a kind of telescoping joint, including intubation (1) in a tubular form, the right-hand member of described intubation (1) has connecting portion (1a), and it is special
Levy and be, the left end of described intubation (1) is arranged with tubular sleeve pipe (2), and the left end of described sleeve pipe (2) is arranged with adapter sleeve
(3)；The left end outer surface of described intubation (1) arranges the recessed draw-in groove (1b) of oriented intubation (1) annular, in described draw-in groove (1b)
It is connected with jump ring (4)；The projecting inward shoulder block (2a) of oriented sleeve pipe (2) is arranged on the right-hand member inner surface of described sleeve pipe (2), when described
When intubation (1) moves in sleeve pipe (2), jump ring (4) can be resisted against on the right side of shoulder block (2a)；Described intubation (1) and sleeve pipe
(2) it is provided with sealing ring one (5) between and make to form sealing between intubation (1) and sleeve pipe (2), in the right-hand member of described sleeve pipe (2)
The outer annular recess of oriented sleeve pipe (2) and the groove one (2b) on the right side of shoulder block (2a), described groove one (2b) are arranged on surface
Described sealing ring one (5) is inside installed.
2. telescoping joint according to claim 1 it is characterised in that on the outer surface of described connecting portion (1a) from the right side to
The annular convex ring (1a2) that a left side is disposed with external screw thread (1a1) and protrudes connecting portion (1a) outer surface, the right side of described sleeve pipe (2)
End face is faced with the left side of bulge loop (1a2), and the right side of described bulge loop (1a2) is provided with annular groove two (1a2a),
In described groove two (1a2a), sealing ring two (6) is installed.
3. telescoping joint according to claim 2 is it is characterised in that the left end of described intubation (1) is provided with and intubation
(1) inner hexagonal hole (1c) of axis collinear.
4. the telescoping joint according to Claims 2 or 3 is it is characterised in that described adapter sleeve (3) left end inner surface setting
There is female thread (3a), described adapter sleeve (3) right-hand member inner surface has the annular baffle ring one (3b) of protrusion, described sleeve pipe (2) left end
Outer surface has the annular baffle ring two (2c) of protrusion, and described baffle ring one (3b) is limited between bulge loop (1a2) and baffle ring two (2c)
And baffle ring one (3b) can be resisted against on the right side of baffle ring two (2c)；The left end of described sleeve pipe (2) is arranged with sealing ring three
(7), described sealing ring three (7) is resisted against on the left side of baffle ring two (2c).
5. telescoping joint according to claim 4 is it is characterised in that described sealing ring three (7) and sleeve pipe (2) close-fitting,
The left side of described sealing ring three (7) is concordant with the left side of sleeve pipe (2).
6. telescoping joint according to claim 1 is it is characterised in that the cross section of described adapter sleeve (3) is in positive six sides
Shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620862358.XU CN205896496U (en) | 2016-08-10 | 2016-08-10 | Telescoping joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620862358.XU CN205896496U (en) | 2016-08-10 | 2016-08-10 | Telescoping joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205896496U true CN205896496U (en) | 2017-01-18 |
Family
ID=57781115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620862358.XU Active CN205896496U (en) | 2016-08-10 | 2016-08-10 | Telescoping joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205896496U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108691555A (en) * | 2018-04-20 | 2018-10-23 | 北京工业大学 | Fault belt section antidetonation tunnel pipelines connector |
-
2016
- 2016-08-10 CN CN201620862358.XU patent/CN205896496U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108691555A (en) * | 2018-04-20 | 2018-10-23 | 北京工业大学 | Fault belt section antidetonation tunnel pipelines connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |