CN210770858U - Length-adjustable pipe joint - Google Patents

Length-adjustable pipe joint Download PDF

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Publication number
CN210770858U
CN210770858U CN201921364226.4U CN201921364226U CN210770858U CN 210770858 U CN210770858 U CN 210770858U CN 201921364226 U CN201921364226 U CN 201921364226U CN 210770858 U CN210770858 U CN 210770858U
Authority
CN
China
Prior art keywords
connecting pipe
pipe body
connecting tube
tube body
fastening nut
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.)
Active
Application number
CN201921364226.4U
Other languages
Chinese (zh)
Inventor
王楚
王森
王嘉琪
张瑞琴
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Unite Machinery Co ltd
Original Assignee
Qingdao Unite Machinery Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qingdao Unite Machinery Co ltd filed Critical Qingdao Unite Machinery Co ltd
Priority to CN201921364226.4U priority Critical patent/CN210770858U/en
Application granted granted Critical
Publication of CN210770858U publication Critical patent/CN210770858U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a coupling with adjustable length, including first connecting tube body and second connecting tube body, inside the one end of second connecting tube body extended to first connecting tube body, the one end fixedly connected with sealing washer of second connecting tube body, the surface of sealing washer and the inner wall sliding connection of first connecting tube body, the surface of sealing washer is provided with the arch, the sealing washer is close to one side of second connecting tube body and has seted up the fixed slot, one side that the sealing washer is close to second connecting tube body is provided with solid fixed ring, the surperficial cover of second connecting tube body is equipped with tighrening ring and fastening nut, the one end that the centre bore of first connecting tube body is close to fastening nut sets up to the circular conical surface, fastening nut and first connecting tube body threaded connection, the utility model relates to a coupling. The pipe joint with the adjustable length solves the problem that a short pipe needs to be connected when the pipe joint is replaced, improves the replacement and installation efficiency, and reduces the number of joints in a pipeline.

Description

Length-adjustable pipe joint
Technical Field
The utility model relates to a coupling technical field specifically is a coupling with adjustable length.
Background
With the development of science and technology, the development and application of new technology and new material, the requirement for connection of pipeline system is more strict. The proportion of the pipe system in the production process of various industries is getting bigger and bigger, and the classification of the pipe system is getting denser. The pipe joint is an important component for connection of a pipeline system, when the existing pipe joint is damaged and needs to be replaced, one end of a pipe body needs to be cut, the pipe body is easily short enough, a short pipe needs to be connected again, the number of joints in the pipeline is large, and replacement time is long.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects, the utility model provides a coupling with adjustable length, the purpose of realization does, and the body need connect the problem of nozzle stub inadequately long when having solved the change coupling, has improved the efficiency of change installation, has reduced the joint in the pipeline.
In order to realize the above object, the utility model provides a technical scheme does, a coupling with adjustable length, including first connecting pipe body and second connecting pipe body, the one end of second connecting pipe body extends to inside the first connecting pipe body, the one end fixedly connected with sealing washer of second connecting pipe body, the surface of sealing washer and the inner wall sliding connection of first connecting pipe body, the surface of sealing washer is provided with the arch, the sealing washer is close to one side of second connecting pipe body and has seted up the fixed slot, one side that the sealing washer is close to the second connecting pipe body is provided with solid fixed ring, the surface cover of second connecting pipe body is equipped with tighrening ring and fastening nut, the one end that the centre bore of first connecting pipe body is close to fastening nut sets up to the circular conical surface, fastening nut and first connecting pipe body threaded connection.
Preferably, one end of the central hole of the fastening nut, which is close to the fastening ring, is provided with a chamfer.
Preferably, one side surface of the fastening ring is a conical surface.
Preferably, the first connecting pipe body and the second connecting pipe body are coaxially arranged, an external thread is arranged at one end of the first connecting pipe body, and an external thread is arranged at one end of the second connecting pipe body.
Preferably, the sealing ring is made of rubber.
The utility model adopts the above technical scheme, beneficial effect includes: this kind of coupling with adjustable length through the sliding connection between first connecting tube body and the second connecting tube body, has realized the regulation of length, has avoided the not enough long-term problem that needs the nozzle stub of body to fix the length of coupling through tighrening ring and fastening nut, guaranteed the firm of connection.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;
fig. 3 is an enlarged view of the point B in fig. 1 according to the present invention.
In the figure: 1-a first connecting pipe body, 2-a second connecting pipe body, 3-a sealing ring, 31-a bulge, 32-a fixing groove, 33-a fixing ring, 4-a fastening ring and 5-a fastening nut.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
The first embodiment is as follows: referring to fig. 1-3, the present invention provides a technical solution: a length-adjustable pipe joint comprises a first connecting pipe body 1 and a second connecting pipe body 2, one end of the second connecting pipe body 2 extends into the first connecting pipe body 1, one end of the second connecting pipe body 2 is fixedly connected with a sealing ring 3, the surface of the sealing ring 3 is connected with the inner wall of the first connecting pipe body 1 in a sliding mode, a protrusion 31 is arranged on the surface of the sealing ring 3, the protrusion 31 improves the sealing effect, a fixing groove 32 is formed in one side, close to the second connecting pipe body 2, of the sealing ring 3, a fixing ring 33 is arranged on one side, close to the second connecting pipe body 2, of the sealing ring 3, and the fact that the sealing ring 3 is fixed at one end of the; the surface cover of body 2 is connected to the second is equipped with tighrening ring 4 and fastening nut 5, and the one end that the centre bore of first connecting pipe body 1 is close to fastening nut 5 sets up to the circular conical surface, and fastening nut 5 and 1 threaded connection of first connecting pipe body are through tighrening ring 4 and the fixed second connecting pipe body 2 of fastening nut 5, guarantee that length is fixed.
One end of the central hole of the fastening nut 5, which is close to the fastening ring 4, is provided with a chamfer so as to be convenient for extruding the fastening ring 4.
One side surface of the fastening ring 4 is a conical surface.
The first connecting pipe body 1 and the second connecting pipe body 2 are coaxially arranged, an external thread is arranged at one end of the first connecting pipe body 1, and an external thread is arranged at one end of the second connecting pipe body 2.
The sealing ring 3 is made of rubber.
The utility model discloses the theory of operation: inside one end through second connecting tube body 2 extended to first connecting tube body 1, the one end fixedly connected with sealing washer 3 of second connecting tube body 2, the surface of sealing washer 3 and the inner wall sliding connection of first connecting tube body 1 to realized whole length's regulation, the installation of being convenient for, through the fixed second connecting tube body 2 of tighrening ring 4 and fastening nut 5, coupling length is fixed.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but can be modified and changed by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. A pipe joint with adjustable length which characterized in that: comprises a first connecting pipe body (1) and a second connecting pipe body (2), one end of the second connecting pipe body (2) extends to the inside of the first connecting pipe body (1), one end of the second connecting pipe body (2) is fixedly connected with a sealing ring (3), the surface of the sealing ring (3) is connected with the inner wall of the first connecting pipe body (1) in a sliding way, a bulge (31) is arranged on the surface of the sealing ring (3), a fixing groove (32) is arranged on one side of the sealing ring (3) close to the second connecting pipe body (2), a fixing ring (33) is arranged on one side of the sealing ring (3) close to the second connecting pipe body (2), the surface of the second connecting pipe body (2) is sleeved with a fastening ring (4) and a fastening nut (5), one end of the central hole of the first connecting pipe body (1) close to the fastening nut (5) is set to be a conical surface, and the fastening nut (5) is in threaded connection with the first connecting pipe body (1).
2. A length adjustable pipe joint as claimed in claim 1, wherein: and a chamfer is arranged at one end of the central hole of the fastening nut (5) close to the fastening ring (4).
3. A length adjustable pipe joint as claimed in claim 1, wherein: one side surface of the fastening ring (4) is a conical surface.
4. A length adjustable pipe joint as claimed in claim 1, wherein: the first connecting pipe body (1) and the second connecting pipe body (2) are coaxially arranged, an external thread is formed in one end of the first connecting pipe body (1), and an external thread is formed in one end of the second connecting pipe body (2).
5. A length adjustable pipe joint as claimed in claim 1, wherein: the sealing ring (3) is made of rubber.
CN201921364226.4U 2019-08-21 2019-08-21 Length-adjustable pipe joint Active CN210770858U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921364226.4U CN210770858U (en) 2019-08-21 2019-08-21 Length-adjustable pipe joint

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921364226.4U CN210770858U (en) 2019-08-21 2019-08-21 Length-adjustable pipe joint

Publications (1)

Publication Number Publication Date
CN210770858U true CN210770858U (en) 2020-06-16

Family

ID=71037393

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921364226.4U Active CN210770858U (en) 2019-08-21 2019-08-21 Length-adjustable pipe joint

Country Status (1)

Country Link
CN (1) CN210770858U (en)

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