CN219013605U

CN219013605U - Steam pipeline connecting device

Info

Publication number: CN219013605U
Application number: CN202320128485.7U
Authority: CN
Inventors: 李吉庆; 刘海春; 宋敏; 李宪宗
Original assignee: Guangzhou Sunwin New Materials Group Co ltd
Current assignee: Guangzhou Sunwin New Materials Group Co ltd
Priority date: 2023-01-18
Filing date: 2023-01-18
Publication date: 2023-05-12
Anticipated expiration: 2033-01-18

Abstract

The utility model provides a steam pipeline connecting device, which relates to the field of steam pipeline connection and comprises a connecting pipe, wherein sleeves are arranged at two ends of the connecting pipe, nuts are arranged on the outer side of the sleeves, a plurality of protruding blocks are arranged at one end of the inner side of the sleeves, a second sealing gasket is arranged at two ends of the connecting pipe and positioned on the inner side of the sleeves, threads are arranged on the outer side of one end of the sleeves, a plurality of breaking grooves are formed in one end of the sleeves and positioned at the threads, the breaking grooves penetrate through the threads of the sleeves, and a first sealing gasket is arranged at the other end of the second sealing gasket.

Description

Steam pipeline connecting device

Technical Field

The utility model relates to the field of steam pipeline connection, in particular to a steam pipeline connection device.

Background

When the steam pipeline is transported in a long distance, two pipelines are required to be connected through the clamping pipe fitting, as shown in fig. 1, at present, the clamping pipe fitting is pressed into a hexagon at the clamping position to enable the pipelines to be clamped and fixed, but the clamping pipe fitting is only used in a working pressure environment of 1.6Mpa, the engineering pressure of a low-pressure pipeline in the steam pipeline is less than 1.6Mpa, the engineering pressure of a medium-pressure pipeline is 1.6-6.4Mpa, the engineering pressure of a high-pressure pipeline is 6.4-10Mpa, and the engineering pressure of an ultrahigh-pressure pipeline is 10-20Mpa, so that the clamping pipe fitting is only applicable to a low-pressure pipeline, and the application range of the clamping pipe fitting is smaller.

Disclosure of Invention

The utility model aims to solve the following problems in the prior art: the existing clamping pipe fitting is formed by pressing the clamping part into a hexagon to clamp and fix the pipeline, but the clamping pipe fitting is only used in a working pressure environment of 1.6Mpa, the engineering pressure of a low-pressure pipeline in a steam pipeline is less than 1.6Mpa, the engineering pressure of a medium-pressure pipeline is 1.6-6.4Mpa, the engineering pressure of a high-pressure pipeline is 6.4-10Mpa, and the engineering pressure of an ultrahigh-pressure pipeline is 10-20Mpa, so that the clamping pipe fitting is only suitable for the low-pressure pipeline, and the application range of the clamping pipe fitting is smaller.

In order to solve the problems in the prior art, the utility model provides a steam pipeline connecting device which comprises a connecting pipe, wherein sleeves are arranged at two ends of the connecting pipe, nuts are arranged on the outer side of the sleeves, a plurality of protruding blocks are arranged at one end of the inner side of the sleeves, and second sealing gaskets are arranged at two ends of the connecting pipe and positioned on the inner side of the sleeves.

Preferably, the outside of sleeve one end is equipped with the screw thread, sleeve one end just is located screw thread department and is equipped with a plurality of broken grooves, and its broken groove runs through the screw thread of sleeve, and this structure is used for making when nut and telescopic threaded connection, makes telescopic one end drive the lug and inwards move.

Preferably, the other end of the second sealing pad is provided with a first sealing pad, the outer side size of the first sealing pad is matched with the inner side size of the sleeve, one end of the inner side of the first sealing pad is arranged in an outward inclined mode, and the structure is used for enabling a pipe to be inserted into the inner side of the first sealing pad, so that one-step sealing is conducted between the connecting pipe and the pipe.

Preferably, one end of the second sealing pad is provided with an inclined surface, the length of the second sealing pad is matched with the inner side length of the sleeve, and the structure is used for preventing one end of the second sealing pad from blocking the installation of the pipe.

Preferably, a plurality of the protruding blocks are located among a plurality of breaking grooves of the sleeve, a plurality of the protruding blocks are all arc-shaped, the outer side size of the protruding blocks is matched with the inner side size of the sleeve, and the structure is used for enabling the protruding blocks to be matched with the surface of a pipe to enable the pipe to be installed more firmly.

Preferably, one end of the sleeve is provided with a gasket at the break groove, one end of the gasket is provided with a groove matched with the break groove of the sleeve, and the structure is used for enabling the sleeve to drive the gasket to extrude the pipe, so that friction of the pipe is enhanced.

Preferably, the gasket is located at one side of the bump, and the thickness of the gasket is greater than that of the bump, and the gasket is used for sealing the broken groove of the sleeve.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the connecting pipe and the pipe are subjected to double sealing through the matching of the first sealing gasket and the second sealing gasket, one end of the sleeve is contracted inwards through rotating the nut, the sleeve drives the gasket and the lug to contact the pipe, meanwhile, the second sealing gasket and the gasket are used for placing the pipe in sliding, so that the lug is stably installed on the pipe, and the connecting device can be connected with a pipe with higher working pressure.

Drawings

FIG. 1 is a schematic diagram of a conventional clamping pipe fitting;

FIG. 2 is a schematic diagram of the overall structure of the present utility model;

FIG. 3 is an enlarged schematic view of the sleeve of the present utility model;

FIG. 4 is a schematic cross-sectional view of a sleeve of the present utility model;

FIG. 5 is a schematic cross-sectional view of a gasket of the present utility model;

reference numerals: 1. a connecting pipe; 2. a sleeve; 3. a nut; 4. a gasket; 5. a bump; 6. a first gasket; 7. and a second gasket.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model.

Specific embodiments of the present utility model are described below with reference to the accompanying drawings.

Example 1

As shown in fig. 2-5, a steam pipe connection device is assembled by the following components:

and (3) assembly description: firstly, threads are arranged on the outer side of one end of a sleeve 2, a plurality of breaking grooves are formed in one end of the sleeve 2, a gasket 4 is installed on the inner side of one end, close to one end, of a connecting pipe 1, a protruding block 5 is installed on the inner side of one end of the sleeve 2 and located between the breaking grooves, the sleeve 2 is sleeved on one end of the connecting pipe 1 and fixed with the connecting pipe 1, a first sealing gasket 6 is connected with a second sealing gasket 7 and is sleeved on one end of the connecting pipe 1 and located on the inner side of the sleeve 2, and a nut 3 is installed on the outer side of the sleeve 2.

Description of working principle: firstly, a pipe is inserted into the end part of the connecting pipe 1, the second sealing gasket 7 is connected with the inner side of the pipe, meanwhile, the end part of the pipe is inserted into the inner side of the first sealing gasket 6, one end of the sleeve 2 is contracted inwards by rotating the nut 3, the sleeve 2 drives the gasket 4 and the protruding block 5 to contact with the pipe, and the protruding block 5 is fixed on the pipe.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A steam pipe connection device, characterized in that: including connecting pipe (1), the both ends of connecting pipe (1) all are equipped with sleeve (2), the outside of sleeve (2) is equipped with nut (3), the inboard one end of sleeve (2) is equipped with a plurality of lugs (5), the both ends of connecting pipe (1) and the inboard that is located sleeve (2) are provided with second sealed pad (7).

2. A steam pipe connection according to claim 1, wherein: the outer side of one end of the sleeve (2) is provided with threads, one end of the sleeve (2) is provided with a plurality of breaking grooves at the positions of the threads, and the breaking grooves penetrate through the threads of the sleeve (2).

3. A steam pipe connection according to claim 1, wherein: the other end of the second sealing gasket (7) is provided with a first sealing gasket (6), the outer side size of the first sealing gasket (6) is matched with the inner side size of the sleeve (2), and one end of the inner side of the first sealing gasket (6) is inclined outwards.

4. A steam pipe connection according to claim 1, wherein: one end of the second sealing gasket (7) is provided with an inclined plane, and the length of the second sealing gasket (7) is matched with the inner side length of the sleeve (2).

5. A steam pipe connection according to claim 2, characterized in that: the plurality of protruding blocks (5) are positioned among the plurality of breaking grooves of the sleeve (2), the plurality of protruding blocks (5) are all arc-shaped, and the outer side size of the protruding blocks (5) is matched with the inner side size of the sleeve (2).

6. A steam pipe connection according to claim 1, wherein: one end of the sleeve (2) is provided with a gasket (4) at the break groove, and one end of the gasket (4) is provided with a groove matched with the break groove of the sleeve (2).

7. A steam pipe connection as defined in claim 6, wherein: the gasket (4) is positioned on one side of the protruding block (5), and the thickness of the gasket (4) is larger than that of the protruding block (5).