CN213776758U

CN213776758U - Compression sealing device for pipeline connection

Info

Publication number: CN213776758U
Application number: CN202022500382.8U
Authority: CN
Inventors: 韩淑婷; 石超
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-07-23
Anticipated expiration: 2030-11-02

Abstract

A compression sealing device for pipeline connection comprises an intermediate connector, wherein two sides of the intermediate connector are respectively provided with a compression sealing part, the compression sealing parts comprise compression sleeve pipes, each compression sleeve pipe comprises a clamping pipe body and a compression ring arranged on the side part of the clamping pipe body, and a sealing ferrule is arranged between each compression ring and the intermediate connector; the sealing ring is sleeved on the outer side of the pipeline to be connected, and a plurality of annular gaps are formed in the inner side of the sealing ring. This application sets up intermediate head with compressing tightly the sealing cooperation, can with treat that the connecting tube is through with the intermediate head butt, then compress tightly the setting with compressing tightly the sealing, sealed lasso can play very good sealed effect and certain cushioning effect, when conveniently connecting, can also guarantee good sealed effect.

Description

Compression sealing device for pipeline connection

Technical Field

The present application relates to a compression sealing device for pipe connection.

Background

A pipeline is a device for transporting a gas, liquid or fluid with solid particles, connected by pipes, pipe couplings, valves, etc. Generally, a fluid is pressurized by a blower, a compressor, a pump, a boiler, etc., and then flows from a high pressure portion to a low pressure portion of a pipe, or is transported by the pressure or gravity of the fluid itself. The use of pipelines is very widespread, mainly in water supply, drainage, heating, gas supply, long-distance oil and gas delivery, agricultural irrigation, hydraulic engineering and various industrial installations. Generally, with the improvement of the manufacturing process, the problem of the pipe does not occur, but the leakage phenomenon of the pipe connecting piece is easy to occur, and the safety of the pipeline is greatly influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the application provides a compression sealing device for pipeline connection, which comprises an intermediate connector, wherein compression sealing parts are respectively arranged on two sides of the intermediate connector, each compression sealing part comprises a compression sleeve, each compression sleeve comprises a clamping pipe body and a compression ring arranged on the side part of the clamping pipe body, and a sealing ferrule is arranged between each compression ring and the intermediate connector; the sealing ring is sleeved on the outer side of the pipeline to be connected, and a plurality of annular gaps are formed in the inner side of the sealing ring. This application sets up intermediate head with compressing tightly the sealing cooperation, can with treat that the connecting tube is through with the intermediate head butt, then compress tightly the setting with compressing tightly the sealing, sealed lasso can play very good sealed effect and certain cushioning effect, when conveniently connecting, can also guarantee good sealed effect.

Preferably, the sealing ferrule includes a sealing portion provided at a middle portion and abutting portions provided at both sides of the sealing portion, and a cross-sectional area of the abutting portions becomes gradually smaller in a direction away from the sealing portion.

Preferably, the number of the annular notches is two and the annular notches are respectively arranged at positions inside the abutting portion or at positions inside the abutting portion where the sealing portion is adjacent to the abutting portion.

Preferably, a pressing inclined plane is arranged on the inner side of the pressing ring facing the abutting part, and the pressing inclined plane is matched with the abutting part. This application sets sealing ferrule to sealing portion and butt portion, and butt portion itself sets to the hypotenuse form, sets up with the cooperation of annular breach for can be through the extrusion, the sealed effect of improvement that can be great.

Preferably, one side of the compression ring, which is far away from the intermediate connector, is also provided with a sealing groove, and a sealing ring is arranged in the sealing groove.

Preferably, the outer side of the sealing groove is further provided with an outer ring which is abutted to the pipeline to be connected.

Preferably, the inboard of joint body is equipped with the internal thread pipe, the position that the intermediate junction head corresponds the joint body is equipped with the external screw thread pipe that sets up with the cooperation of joint body, the joint body links to each other with intermediate junction head screw thread.

Preferably, the two ends of the inner side of the intermediate connector are also provided with positioning rings, and the positioning rings are arranged on one side, away from the compression sealing part, of the externally threaded pipe. The utility model provides a holding ring can be used for the location to treat the position of connecting tube, avoids taking place inner structure's damage, then utilizes to compress tightly the bell and spigot joint pipe and accomplishes the fixed operation with the holding ring to overall structure's uniformity and the stability after connecting around the assurance are connected.

Preferably, the intermediate connector is further provided with a delivery pipe.

Preferably, the axis of the delivery pipe is perpendicular to the middle axis of the middle connector.

This application can bring following beneficial effect:

1. according to the sealing device, the intermediate connector and the compression sealing part are arranged in a matched mode, a pipeline to be connected can be abutted against the intermediate connector, then compression is carried out by the compression sealing part, the sealing ferrule can play a very good sealing effect and a certain buffering effect, and a good sealing effect can be guaranteed while connection is facilitated;

2. according to the sealing device, the sealing ferrule is arranged into the sealing part and the abutting part, the abutting part is arranged into a bevel edge form and is matched with the annular gap, so that the sealing effect can be greatly improved through extrusion;

3. the utility model provides a holding ring can be used for the location to treat the position of connecting tube, avoids taking place inner structure's damage, then utilizes to compress tightly the bell and spigot joint pipe and accomplishes the fixed operation with the holding ring to overall structure's uniformity and the stability after connecting around the assurance are connected.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is a schematic view of a sealing collar;

fig. 3 is a schematic cross-sectional view of a sealing collar.

Detailed Description

In order to clearly explain the technical features of the present invention, the present application will be explained in detail by the following embodiments in combination with the accompanying drawings.

As shown in the drawings, the following detailed description is given by way of example in order to more clearly explain the overall concept of the present application.

In addition, in the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In a first embodiment, as shown in fig. 1 to 3, a compression sealing device for pipeline connection comprises an intermediate connector 1, wherein compression sealing parts 2 are respectively arranged on two sides of the intermediate connector 1, the compression sealing parts 2 comprise compression sleeving pipes, each compression sleeving pipe comprises a clamping pipe body 3 and a compression ring 4 arranged on the side part of the clamping pipe body 3, and a sealing ring 5 is arranged between each compression ring 4 and the intermediate connector 1; the sealing ring 5 is sleeved on the outer side of the pipeline 6 to be connected, and a plurality of annular gaps 7 are formed in the inner side of the sealing ring 5. The sealing ferrule 5 comprises a sealing part 8 arranged in the middle and abutting parts 9 arranged on two sides of the sealing part 8, and the cross-sectional area of the abutting parts 9 is gradually reduced along the direction far away from the sealing part 8. The annular notches 7 are two in number and are provided at positions inside the abutting portion 9 or inside the position where the seal portion 8 is adjacent to the abutting portion 9, respectively. The pressing ring 4 is provided with a pressing inclined surface 10 towards the inner side of the abutting part 9, and the pressing inclined surface 10 is matched with the abutting part 9. One side of the compression ring 4 departing from the intermediate connector 1 is also provided with a sealing groove 11, and a sealing ring 12 is arranged in the sealing groove 11. And the outer side of the sealing groove 11 is also provided with an outer ring 13 which is abutted to the pipeline 6 to be connected. The inboard of joint body 3 is equipped with internal thread pipe 14, the position that intermediate junction head 1 corresponds joint body 3 is equipped with the external screw thread pipe 15 that sets up with joint body 3 cooperation, joint body 3 links to each other with intermediate junction head 1 screw thread. The two ends of the inner side of the intermediate connector 1 are further provided with positioning rings 16, and the positioning rings 16 are arranged on one side, far away from the pressing sealing part 2, of the external thread pipe 15. The intermediate connector 1 is further provided with a delivery pipe 17. The axis of the delivery pipe 17 is perpendicular to the middle axis of the middle connector 1.

During the use, will compress tightly sealing portion 2 and cup joint in treating the outside of connecting tube 6 earlier, then treat the connecting tube 6 butt to the holding ring 16 with both sides again, then will compress tightly cup joint pipe threaded connection to external thread pipe 15 on to accomplish sealed operation through extrusion seal ring 5, in addition at whole in-process, can strengthen holistic sealed effect through sealing washer 12.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. A compression sealing device for pipeline connection is characterized in that: the clamping sleeve comprises a clamping pipe body and a clamping ring arranged on the side part of the clamping pipe body, and a sealing ferrule is arranged between the clamping ring and the middle connector; the sealing ring is sleeved on the outer side of the pipeline to be connected, and a plurality of annular gaps are formed in the inner side of the sealing ring.

2. The compression sealing device for pipe connection according to claim 1, wherein: the sealing ferrule comprises a sealing part arranged in the middle and abutting parts arranged on two sides of the sealing part, and the cross sectional area of each abutting part is gradually reduced along the direction far away from the sealing part.

3. A compression sealing device for pipe connection according to claim 2, wherein: the number of the annular gaps is two, and the annular gaps are respectively arranged at the inner side of the abutting part or the inner side of the position where the sealing part is adjacent to the abutting part.

4. A compression sealing device for pipe connection according to claim 2, wherein: the inner side of the pressing ring facing the abutting part is provided with a pressing inclined plane, and the pressing inclined plane is matched with the abutting part.

5. A compression sealing device for pipe connection according to claim 2, wherein: one side of the compression ring, which deviates from the intermediate connector, is also provided with a sealing groove, and a sealing ring is arranged in the sealing groove.

6. The compression sealing device for pipe connection according to claim 5, wherein: the outside of seal groove still is equipped with one and treats the outer ring that the pipeline butt set up of connecting.

7. The compression sealing device for pipe connection according to claim 1, wherein: the inboard of joint body is equipped with the internal thread pipe, the position that the intermediate junction body corresponds the joint body is equipped with the external screw thread pipe that sets up with the cooperation of joint body, the joint body links to each other with intermediate junction body screw thread.

8. The compression sealing device for pipe connection according to claim 7, wherein: the inboard both ends of intermediate junction head still are equipped with the holding ring, the holding ring sets up in the one side that the sealed portion of keeping away from in the external thread pipe.

9. The compression sealing device for pipe connection according to claim 1, wherein: and the middle connecting head is also provided with a delivery pipe.

10. A compression sealing device for pipe connection according to claim 9, wherein: the axis of the delivery pipe is perpendicular to the middle axis of the middle connector.