CN218719510U

CN218719510U - Leak-proof heat-insulation connecting pipe orifice of steam pipeline

Info

Publication number: CN218719510U
Application number: CN202223009186.6U
Authority: CN
Inventors: 白松; 张智全; 张小群
Original assignee: Xixia Longcheng Tongji Thermal Power Co ltd
Current assignee: Xixia Longcheng Tongji Thermal Power Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-03-24
Anticipated expiration: 2032-11-11

Abstract

The utility model relates to a steam conduit technical field, especially a steam conduit leak protection heat preservation connecting pipe mouth, including inside sealed tube, inside sealed tube surface is middle part rigidity and is connected with adapter sleeve, first seal groove, two have all been seted up at adapter sleeve's both ends the equal joint of inner wall of first seal groove has first sealing ring. The utility model has the advantages that: through inside seal pipe, adapter sleeve, first seal groove, first sealing ring, steam conduit, outside seal pipe, second seal groove, heat preservation seal pipe, heat preservation groove and the cotton cooperation setting that keeps warm, two steam conduit and adapter sleeve's junction has carried out multiple sealed work, thereby makes sealing performance between steam conduit and the adapter sleeve is comparatively good, has avoided leading to because of sealed ageing of filling up the condition of leaking appears in steam conduit's junction, thereby makes the inside pressure of steam conduit is in normal state.

Description

Leak-proof heat-insulation connecting pipe orifice of steam pipeline

Technical Field

The utility model relates to a steam conduit technical field, especially a steam conduit leak protection heat preservation connecting pipe mouth.

Background

The steam power plant, when the electricity generation, still utilize the steam extraction or the steam extraction of steam turbine for the thermal power plant of user's heat supply, the hot water after the thermal power plant electricity generation is utilized to main theory of operation, heats after the reheating, consequently, arranges a large amount of steam conduit in the thermal power plant district and is used for carrying steam to provide drive power for the steam turbine or provide the heating installation for the resident. In order to ensure the sufficient driving force and long-distance delivery of the steam, the steam is pressurized, and meanwhile, the heat-insulating material is wrapped on the pipeline along the way to prevent the consumption of steam energy in the pipeline.

At steam conduit's the mouth of pipe's position, because the pipeline adopts the mode of flange seal gasket to connect mostly, because sealed pad is very easily taken place the hot oxygen ageing under high temperature, moist environment, lead to the leakproofness of pipeline kneck to descend, once long, the problem of steam leakage will appear, the inside pressure of steam conduit has been reduced, and it is not good at the heat preservation effect of junction to connect steam conduit through the flange, consequently need a steam conduit leak protection heat preservation mouth of pipe to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a steam conduit leak protection heat preservation connecting pipe mouth.

The purpose of the utility model is realized through the following technical scheme: the utility model provides a steam conduit leak protection heat preservation connecting pipe mouth, includes inside sealed tube, inside sealed tube surface is middle part position fixedly connected with connecting sleeve, first seal groove, two have all been seted up at connecting sleeve's both ends the equal joint of inner wall of first seal groove has first sealing ring, two the equal fixedly connected with steam conduit of one end of first sealing ring, two the equal fixedly connected with outside sealed tube of surface of steam conduit, two the second seal groove has all been seted up to one side of outside sealed tube, two the inner wall joint of second seal groove has a heat preservation sealed tube, the heat preservation groove has been seted up to the inner wall of heat preservation sealed tube, the inner wall fixedly connected with heat preservation cotton of heat preservation groove.

Optionally, the outer fixed surface of the steam pipeline is fixedly connected with a fixed disk fixedly connected with an external sealing pipe, a plurality of fixed holes and a plurality of fixed screws are formed in one side of the fixed disk, and the outer surface of each fixed screw is connected with a fixing bolt in a threaded manner.

Optionally, both ends of the inner sealing pipe are provided with a backflow angle, through which steam can conveniently enter the inner portion of the inner sealing pipe from one steam pipeline, and steam can conveniently enter the inner portion of another steam pipeline from the inner sealing pipe.

Optionally, the outer diameter of the inner sealing pipe is equal to the inner diameter of the steam pipeline, the inner diameter of the connecting sleeve is equal to the inner diameter of the steam pipeline, and the outer diameter of the connecting sleeve is equal to the outer diameter of the steam pipeline, so that the sealing operation can be performed on the joint of the two steam pipelines and the connecting sleeve.

Optionally, the inner diameter of the external sealing pipe is equal to the outer diameter of the steam pipeline, the inner diameter of the heat-preservation sealing pipe is equal to the outer diameter of the steam pipeline, and the length of the heat-preservation groove is greater than that of the connecting sleeve, so that the joint of the steam pipeline and the connecting sleeve can be sealed again, and the sealing effect is good.

The utility model has the advantages of it is following:

this steam conduit leak protection heat preservation connecting pipe mouth, through inside sealed pipe, adapter sleeve, first seal groove, first sealing ring, steam conduit, outside sealed pipe, second seal groove, heat preservation sealed pipe, heat preservation groove and the cotton cooperation setting of heat preservation, to two steam conduit and adapter sleeve's junction has carried out multiple sealing work, thereby makes sealing performance between steam conduit and the adapter sleeve is comparatively good, has avoided leading to because of sealed ageing the condition that leaks appears in steam conduit's junction, thereby makes the inside pressure of steam conduit is in normal state, and heat preservation sealed pipe's inside is provided with the heat preservation cotton, the length of heat preservation groove is greater than adapter sleeve's length, makes heat preservation cotton's length is greater than adapter sleeve's length, through heat preservation cotton has carried out heat preservation work to adapter sleeve and two steam conduit's junction, makes right heat preservation performance between steam conduit and the adapter sleeve is comparatively good, has avoided the inside gaseous temperature of steam conduit to reduce's the condition.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic sectional structure of the present invention;

FIG. 3 is a schematic structural view of the inner seal tube and its connecting members of the present invention;

FIG. 4 is a schematic structural view of the steam pipeline and its connecting members according to the present invention;

fig. 5 is a schematic structural view of the external sealing tube of the present invention.

In the figure: 1-inner sealing pipe, 2-connecting sleeve, 3-first sealing groove, 4-first sealing ring, 5-steam pipeline, 6-outer sealing pipe, 7-second sealing groove, 8-heat preservation sealing pipe, 9-heat preservation groove, 10-heat preservation cotton, 11-fixed disc, 12-fixed hole, 13-fixed screw, 14-fixed bolt and 15-backflow angle.

Detailed Description

The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.

As shown in fig. 1 to 5, a steam conduit leak protection heat preservation connecting pipe mouth, it includes inside sealed pipe 1, inside sealed pipe 1 surface is middle part position fixedly connected with connecting sleeve 2, first seal groove 3 has all been seted up at connecting sleeve 2's both ends, the equal joint of inner wall of two first seal grooves 3 has first sealing ring 4, the equal fixedly connected with steam conduit 5 of one end of two first sealing rings 4, the equal fixedly connected with outside sealed pipe 6 of surface of two steam conduit 5, second seal groove 7 has all been seted up to one side of two outside sealed pipes 6, the inner wall joint of two second seal grooves 7 has a heat preservation sealed pipe 8, heat preservation groove 9 has been seted up to the inner wall of heat preservation sealed pipe 8, the inner wall fixedly connected with heat preservation cotton 10 of heat preservation groove 9, the both ends of inside sealed pipe 1 are located steam conduit 5's inside, and the surface of inside sealed pipe 1 laminates with steam conduit 5's inner wall mutually, thereby carry out first sealed, after first sealing ring 4 blocks into the inside of first seal groove 3, sealed work once more through first sealing ring 4 and first seal groove 3, sealed the sealed work of second seal groove 7 again, thereby sealed the sealed effect of sealed pipe 7 and sealed the sealed pipe once more.

As an optional technical scheme of the utility model, steam conduit 5's outer fixed surface is connected with and 8 fixed connection's of outside seal pipe fixed disk 11, and a plurality of fixed orifices 12 have been seted up to one side of fixed disk 11, and the inside of a plurality of fixed orifices 12 all is provided with clamping screw 13, and clamping screw 13's surface threaded connection has fixing bolt 14 to can connect two steam conduit 5, make the connection between the steam conduit 5 more firm.

As an optional technical scheme of the utility model, the both ends of inside seal pipe 1 all are provided with down flow angle 15, can make things convenient for steam to enter into the inside of inside seal pipe 1 from a steam conduit 5 through down flow angle 15 to make things convenient for steam to enter into the inside of another steam conduit 5 from inside seal pipe 1, accelerate the circulation speed of steam.

As an optional technical scheme of the utility model, the external diameter of inside seal pipe 1 equals steam conduit 5's internal diameter, and adapter sleeve 2's internal diameter equals steam conduit 5's internal diameter, and adapter sleeve 2's external diameter equals steam conduit 5's external diameter to can seal work to two steam conduit 5 and adapter sleeve 2's junction.

As an optional technical scheme of the utility model, the internal diameter of outside sealed tube 6 equals steam conduit 5's external diameter, and the internal diameter of heat preservation sealed tube 8 equals steam conduit 5's external diameter, and the length of heat preservation groove 9 is greater than adapter sleeve 2's length to can seal work once more to steam conduit 5 and adapter sleeve 2's junction, make sealed effect comparatively good.

The utility model discloses a need following step during the use:

when connecting two steam conduit 5, at first with the inside of a second seal groove 7 of the one end card of heat preservation sealed tube 8, then make the inside of first seal groove 3 of first sealing ring 4 card on two steam conduit 5, and make two steam conduit 5 inseparable with the laminating of adapter sleeve 2, inside sealed tube 1 laminates with steam conduit 5's inside mutually this moment, the other end card of heat preservation sealed tube 8 advances the inside of another second seal groove 7 this moment, and two external seal pipe 6 laminates inseparably, two fixed disks 11 are connected to rethread clamping screw 13 and fixing bolt 14, thereby accomplish the operation of connecting two steam conduit 5.

To sum up, this steam conduit leak protection heat preservation connecting pipe mouth, through inside sealed tube 1, adapter sleeve 2, first seal groove 3, first sealing ring 4, steam conduit 5, outside sealed tube 6, second seal groove 7, heat preservation sealed tube 8, the cooperation setting of heat preservation groove 9 and heat preservation cotton 10, multiple sealing work has been carried out to two steam conduit 5 and adapter sleeve 2's junction, thereby make the sealing performance between steam conduit 5 and adapter sleeve 2 comparatively good, the condition of leaking has been avoided appearing in the junction of steam conduit 5 that leads to because of the sealed ageing of pad, thereby make the pressure of steam conduit 5 inside be in normal state, and be provided with heat preservation cotton 10 in the inside of heat preservation sealed tube 8, the length of heat preservation groove 9 is greater than the length of adapter sleeve 2, make the length of heat preservation cotton 10 be greater than the length of adapter sleeve 2, heat preservation work has been carried out to adapter sleeve 2 and two steam conduit 5's junction through heat preservation cotton 10, it is comparatively good to the heat preservation performance between steam conduit 5 and adapter sleeve 2, the condition of the inside gaseous temperature reduction of steam conduit 5 has been avoided.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a steam conduit leak protection heat preservation connecting pipe mouth which characterized in that: including inside sealed pipe (1), inside sealed pipe (1) surface is middle part position fixedly connected with connecting sleeve (2), first seal groove (3), two have all been seted up at the both ends of connecting sleeve (2) the equal joint of inner wall of first seal groove (3) has first sealing ring (4), two the equal fixedly connected with steam conduit (5) of one end of first sealing ring (4), two the equal fixedly connected with outside sealed pipe (6) of surface of steam conduit (5), two second seal groove (7), two have all been seted up to one side of outside sealed pipe (6) the inner wall joint of second seal groove (7) has one heat preservation sealed pipe (8), heat preservation groove (9) have been seted up to the inner wall of heat preservation sealed pipe (8), the inner wall fixedly connected with heat preservation cotton (10) of heat preservation groove (9).

2. The leak-proof thermal insulation connecting pipe orifice of the steam pipeline as claimed in claim 1, which is characterized in that: the outer fixed surface of steam conduit (5) is connected with fixed disk (11) with outside sealed tube (6) fixed connection, a plurality of fixed orifices (12), a plurality of have been seted up to one side of fixed disk (11) the inside of fixed orifices (12) all is provided with clamping screw (13), the outer surface threaded connection of clamping screw (13) has fixing bolt (14).

3. The leak-proof thermal insulation connecting pipe orifice of the steam pipeline as claimed in claim 1, which is characterized in that: both ends of the inner sealing pipe (1) are provided with a backflow angle (15).

4. The leak-proof thermal insulation connecting pipe orifice of the steam pipeline as claimed in claim 1, which is characterized in that: the outer diameter of the inner sealing pipe (1) is equal to the inner diameter of the steam pipeline (5), the inner diameter of the connecting sleeve (2) is equal to the inner diameter of the steam pipeline (5), and the outer diameter of the connecting sleeve (2) is equal to the outer diameter of the steam pipeline (5).

5. The leak-proof thermal insulation connecting pipe orifice of the steam pipeline as claimed in claim 1, which is characterized in that: the inner diameter of the external sealing pipe (6) is equal to the outer diameter of the steam pipeline (5), the inner diameter of the heat-preservation sealing pipe (8) is equal to the outer diameter of the steam pipeline (5), and the length of the heat-preservation groove (9) is greater than that of the connecting sleeve (2).