CN215635527U

CN215635527U - Large-scale full latus rectum pipeline high-speed joint head

Info

Publication number: CN215635527U
Application number: CN202121789098.5U
Authority: CN
Inventors: 蔡潘祥; 翟建刚
Original assignee: Zhejiang Card Times Force Fluid Technology Co ltd
Current assignee: Zhejiang Card Times Force Fluid Technology Co ltd
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2022-01-25
Anticipated expiration: 2031-08-03

Abstract

The utility model discloses a large-scale full-bore pipeline quick connector which comprises shells, wherein semicircular grooves are formed in the inner end surfaces of the shells, the shells are buckled and installed, the grooves surround a joint inner cavity, and a pipeline opening communicated with the joint inner cavity is formed in each groove; the sealing ring is arranged in the joint inner cavity, and the size of the side wall of the joint inner cavity is matched with the size of the outer diameter of the sealing ring; the pipeline is arranged in the shell through the pipeline port, the joint end of the pipeline is inserted in the sealing ring, and the sealing ring is tightly attached to the side wall of the pipeline; and the pipeline is provided with an annular convex shoulder which is arranged in the joint inner cavity and is clamped with the side wall of the joint inner cavity. According to the utility model, the joint of the pipeline is sealed by the sealing ring, and the pipeline and the sealing ring are limited by the joint inner cavity formed by the shell, so that the problems that the diameter of the pipeline at the joint is reduced and the service life of the pipeline is influenced are solved.

Description

Large-scale full latus rectum pipeline high-speed joint head

Technical Field

The utility model relates to the technical field of pipeline joints, in particular to a large-scale full-bore pipeline quick connector.

Background

The pipe joint is a connecting tool between a pipeline and a pipe, is a detachable connecting point between an element and the pipeline, and plays an indispensable important role in the pipe fitting. The pipe joint is used for straight line connection of instruments and the like, and the connection form is socket welding or threaded connection. When the screw is used for parts which need to be frequently assembled and disassembled, the screw is widely used. However, the threaded joint usually turns threads on the pipe and is screwed with the threads on the threaded joint, and the threaded joint needs to rotate the pipe or the threaded joint for many times during installation, so that the efficiency is low, and the installation progress is seriously affected.

For this reason, chinese patent CN111795233A provides a quick pipeline connecting flange and a quick pipeline connecting method, where the quick pipeline connecting flange includes a first flange and a second flange, and the first flange is detachably and fixedly mounted on the second flange; a left inserting groove is formed between the left first barrel and the left second barrel, and a right inserting groove with an opening at the right end is arranged in the right barrel; a gear ring is arranged on the side wall of an inner hole of the second flange, and a transmission cylinder is arranged in the gear ring; the right end of the transmission cylinder is provided with a right cone, and the left end of the transmission cylinder is in threaded connection with a left cone; the left barrel is provided with a left positioning rod and a left spring, and the right barrel is provided with a right positioning rod and a right spring; a left connecting pipe is arranged in the left inserting groove, a left positioning hole is formed in the left connecting pipe, a right connecting pipe is arranged in the right inserting groove, and a right positioning hole is formed in the right connecting pipe; a power assembly is arranged in the second flange; the quick connecting flange for the pipeline is simple in structure and reliable in connection.

However, the above solution has the following disadvantages:

the pipeline diameter reducing device is applied to large-scale workpieces, not only is high in manufacturing cost, but also is easy to change physical properties such as flow velocity and pressure of fluid in the pipeline due to the diameter reduction of the pipeline, so that the pipeline generates vibration and abnormal sound, and the service life of the pipeline is influenced.

In view of the above, there is a need to improve the structure of the quick pipe joint in the prior art to reduce the cost, make it suitable for large pipes, and avoid the diameter reduction at the joint of the large pipe from affecting the normal use of the pipe.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems that the conventional pipeline quick connector has a complex structure and a reducing structure, is high in manufacturing cost when applied to a large pipeline and easily influences the service life of the pipeline.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

a large-scale full latus rectum pipeline high-speed joint head includes:

the inner end surface of each shell is provided with a semicircular groove, the two shells are buckled and installed, the grooves surround a joint inner cavity, and the grooves are provided with pipeline ports communicated with the joint inner cavity;

the sealing ring is arranged in the joint inner cavity, and the size of the side wall of the joint inner cavity is matched with the size of the outer diameter of the sealing ring;

the pipeline is arranged in the shell through the pipeline port, the joint end of the pipeline is inserted in the sealing ring, and the sealing ring is tightly attached to the side wall of the pipeline; and the pipeline is provided with an annular convex shoulder which is arranged in the joint inner cavity and is clamped with the side wall of the joint inner cavity.

In the above scheme, preferably, the shell is provided with ear plates for installation and fixation, the ear plates are arranged on the left side and the right side of the groove, one side of each ear plate is provided with a through hole, and the other side of each ear plate is provided with a threaded hole.

In the above scheme, preferably, the groove is provided with a first limit shoulder adapted to the annular shoulder, and the annular shoulder abuts against the limit shoulder.

In the above scheme, preferably, annular self-sealing platforms are arranged at the upper end and the lower end of the sealing ring, one end of each self-sealing platform is connected with the inner side surface of the sealing ring, and the other end of each self-sealing platform is arranged along the sealing ring in an inward inclined manner.

In the above scheme, preferably, the joint of the pipeline is arranged between the two self-sealing tables, and the self-sealing tables abut against the side wall of the pipeline and the annular shoulder.

In the above aspect, preferably, the housing is provided with a reinforcing rib, and the reinforcing rib is arranged between the outer side surface of the housing and the ear plate.

In the above scheme, preferably, the side wall of the groove is provided with a second limit sloping shoulder, the upper end and the lower end of the sealing ring are provided with limit platforms, the limit platforms are matched with the second limit sloping shoulder, and the limit platforms are clamped with the second limit sloping shoulder.

Compared with the prior art, the large-scale full-bore pipeline quick connector provided by the utility model has the advantages that the structure is simple, the layout is compact, the joint of the pipeline is sealed through the sealing ring, the pipeline and the sealing ring are limited through the joint inner cavity defined by the shells, the two shells are detachably arranged, welding or turning processes for the pipeline are not needed, the processing cost is reduced, and the installation efficiency is improved. The pipeline sets up in upper cover and lower cover, and the size of two pipeline joint ends is the same, does not have because the pipeline size changes suddenly and the fluid pressure change in the pipeline that leads to, has avoided the pipeline to take place the condition of vibrations, abnormal sound, has prolonged the life of pipeline.

Drawings

FIG. 1 is a perspective view of a large full-bore quick connector according to the present invention;

FIG. 2 is a schematic view of the structure of the large full-bore quick connector according to the present invention;

FIG. 3 is a schematic cross-sectional view of a large full-bore quick coupling according to the present invention;

fig. 4 is a schematic structural diagram of the housing of the present invention.

The correspondence between the names and reference numbers of the components in fig. 1 to 4 is as follows:

the pipeline sealing device comprises a shell 1, a sealing ring 2, a pipeline 3, a groove 11, a joint inner cavity 110, a first limiting shoulder 111, a second limiting shoulder 112, a pipeline opening 12, an ear plate 13, a through hole 131, a threaded hole 132, a reinforcing rib 14, a self-sealing platform 21, a limiting platform 22 and an annular shoulder 31.

Detailed Description

The utility model provides a large-scale full-bore pipeline quick connector, which is characterized in that a joint of a pipeline is sealed through a sealing ring, the pipeline and the sealing ring are limited through a joint inner cavity formed by a shell, and the problems that the diameter of the pipeline at the joint is reduced and the service life of the pipeline is influenced are solved. The utility model is described in detail below with reference to the drawings and the detailed description.

As shown in fig. 1 to 4, the large full-bore pipeline quick connector provided by the utility model comprises a housing 1 and a sealing ring 2 arranged in the housing 1, wherein a connector end of a pipeline 3 is arranged in the housing 1 through the sealing ring 2.

The inner end face of the shell 1 is provided with a semicircular groove 11, the two shells 1 are buckled and installed, the groove 11 encloses a joint inner cavity 110, and the groove 11 is provided with a pipeline port 12 communicated with the joint inner cavity 110. A first stop shoulder 111 and a second stop shoulder 112 are provided in the recess 11. The shell 1 is further provided with ear plates 13, the ear plates 13 are arranged on the left side and the right side of the groove 11, the ear plate 13 on one side is provided with a through hole 131, and the ear plate 13 on the other side is provided with a threaded hole 132. The shell 1 is further provided with a reinforcing rib 14, and the reinforcing rib 14 is arranged between the outer side surface of the shell 1 and the lug plate 13 and used for improving the strength of the lug plate 13.

The sealing ring 2 is arranged in the joint inner cavity 110, and the size of the side wall of the joint inner cavity 110 is matched with the size of the outer diameter of the sealing ring 2. The upper end and the lower end of the sealing ring 2 are provided with annular self-sealing platforms 21, one end of each self-sealing platform 21 is connected with the inner side face of the sealing ring 2, and the other end of each self-sealing platform 21 is arranged along the sealing ring 2 in an inward inclined mode. The upper end and the lower extreme of sealing ring 2 are equipped with spacing platform 22, and spacing platform 22 sets up on the lateral surface of sealing ring 2, with the spacing shoulder 112 adaptation of second.

The joint end of the pipeline 3 is inserted in the sealing ring 2, and the joint is arranged between the self-sealing platforms 21. The pipe 3 is provided with an annular shoulder 31, the annular shoulder 31 is arranged in the joint inner cavity 110, and the annular shoulder 31 is matched with the first limit shoulder 111. The annular shoulder 31 rests against the first stop shoulder 111 and the self-sealing table 21.

The using method of the utility model is as follows:

the pipe 3 is subjected to a pipe-bulging operation by means of a pipe-bulging machine, forming an annular shoulder 31. The connecting end of the pipeline 3 is inserted into the sealing ring 3, the seam of the pipeline 3 is arranged between the two self-sealing platforms 21, the self-sealing platforms 21 are tightly attached to the side walls of the annular shoulder 31 and the pipeline 3, the sealing ring 2 is arranged in the groove 11, at the moment, the annular shoulder 31 is clamped with the first limiting shoulder 111, and the limiting platform 22 of the sealing ring 2 is clamped with the second limiting shoulder 112. The other housing 1 is taken and turned upside down and mounted by means of bolts so that bolts for fixing can be coupled with one screw hole 132 after passing through one through hole 131 at both left and right sides of the recess 11, thereby eliminating the need for nuts during mounting.

In the use of pipeline 3, if pipeline 3's joint department takes place to leak in the sealing ring 2, the clearance pressure between sealing ring 2 and pipeline 3 can increase, and pressure acts on along the self sealss platform 21 of the lateral wall leanin setting of sealing ring 2, can make self sealss platform 21 compress tightly the lateral wall of pipeline 3 to improve pipeline 3 and sealing ring 2's leakproofness, avoid pipeline 3's joint department to take place the leakage accident.

Compared with the prior art, the large-scale full-bore pipeline quick connector provided by the utility model has the advantages that the pipeline is connected by clamping the sealing ring and the annular convex shoulder on the pipeline with the connector inner cavity of the shell, the shell is buckled and arranged and is connected by the bolt, processes such as welding, thread turning and the like are not needed, the pipeline quick connection is realized, and the pipeline installation efficiency is greatly improved. The utility model is applied to the connection of large-scale pipelines, can realize the quick connection of the large-scale full-bore pipelines, has no reducing condition in the pipelines, can not influence the normal delivery of fluid in the pipelines, and avoids the impact of the pressure change of the fluid in the pipelines to the pipelines caused by the reducing of the pipelines, thereby prolonging the service life of the pipelines.

In the utility model, the lug plate on one side of the two lug plates of the shell is provided with the through hole, the lug plate on the other side of the two lug plates of the shell is provided with the threaded hole, and the shell is turned upside down during installation, so that a screw rod can simultaneously pass through the through hole and the threaded hole, and therefore, auxiliary tools such as nuts and the like are not needed during the installation of the screw rod, the production and installation cost is reduced, and the installation efficiency is improved.

According to the utility model, the first and second limiting shoulders are arranged in the joint inner cavity and are respectively clamped with the annular convex shoulder on the pipeline and the limiting table on the sealing ring, so that the pipeline and the sealing ring are limited in the joint inner cavity, the stability of the pipeline and the sealing ring is improved, and the connection strength of the joint structure is improved.

The present invention is not limited to the above-mentioned preferred embodiments, and any structural changes made under the teaching of the present invention shall fall within the scope of the present invention, which is similar or similar to the technical solutions of the present invention.

Claims

1. The utility model provides a large-scale full latus rectum pipeline high-speed joint head which characterized in that includes:

2. The large-scale full-bore pipeline quick connector according to claim 1, wherein the casing is provided with lugs for mounting and fixing, the lugs are arranged on the left side and the right side of the groove, the lug on one side is provided with a through hole, and the lug on the other side is provided with a threaded hole.

3. The large-scale full-bore pipeline quick connector according to claim 1, wherein a first limit shoulder is arranged on the groove and matched with the annular shoulder, and the annular shoulder abuts against the limit shoulder.

4. The large-scale full-bore pipeline quick connector according to claim 1, wherein annular self-sealing platforms are arranged at the upper end and the lower end of the sealing ring, one end of each self-sealing platform is connected with the inner side surface of the sealing ring, and the other end of each self-sealing platform is arranged along the sealing ring in an inward inclined manner.

5. The large full bore pipeline quick connector according to claim 4, wherein the joint of the pipeline is disposed between two said self-sealing lands, said self-sealing lands abutting against the side wall of the pipeline and said annular shoulder.

6. The large full-bore pipeline quick connector according to claim 2, wherein the casing is provided with a reinforcing rib arranged between the outer side surface of the casing and the lug plate.

7. The large-scale full-bore pipeline quick connector according to claim 1, wherein a second limiting oblique shoulder is arranged on a side wall of the groove, limiting platforms are arranged at the upper end and the lower end of the sealing ring, the limiting platforms are matched with the second limiting oblique shoulder, and the limiting platforms are arranged in a clamping manner with the second limiting oblique shoulder.