CN219995035U

CN219995035U - Thermal steam trap for steam turbine of thermal power plant

Info

Publication number: CN219995035U
Application number: CN202222648975.8U
Authority: CN
Inventors: 李明强; 尚秀刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-11-10
Anticipated expiration: 2032-09-30

Abstract

The utility model provides a thermodynamic steam trap for a steam turbine of a thermal power plant, which comprises a pipe body and a water storage tank fixedly connected to the bottom wall of the pipe body through a water pipe, wherein the inner wall of the water storage tank is fixedly connected with a water storage bucket, the side wall of the water storage tank is also provided with a water outlet, and the thermodynamic steam trap further comprises: the water inlet component comprises a first pipeline fixedly connected to the bottom wall of the water storage hopper and a second pipeline fixedly connected to the side wall of the first pipeline, the inner wall of the second pipeline is slidably connected with a water blocking plug, the side wall of the water blocking plug is fixedly connected with a tension spring, and one end of the tension spring, which is far away from the water blocking plug, is fixedly connected with the second pipeline; the water outlet component is connected to the side wall of the water storage tank; the floating component is connected to the inner wall of the water storage tank and matched with the water blocking component and the water outlet component, and is matched with the water outlet component through the water inlet component, so that the steam can be conveniently blocked when the liquid is discharged, and the steam is prevented from leaking in the drainage process.

Description

Thermal steam trap for steam turbine of thermal power plant

Technical Field

The utility model relates to the technical field of steam turbine thermodynamic drainage, in particular to a novel thermodynamic steam trap of a steam turbine of a thermal power plant.

Background

The steam trap is a very firm steam trap with simple operation mode, and the steam trap works under the action of power generated when flash steam passes through the steam trap, and is installed in the pipeline end heated by steam to continuously discharge condensed water in the pipeline heated by steam

Through retrieving, chinese patent application number is CN 202121538367.0's patent discloses a steam turbine heating power steam trap of thermal power plant, including steam trap main part and fixed cap, the equal fixedly connected with retainer plate in both ends of steam trap main part, the inner wall of retainer plate has cup jointed the inner wall threaded connection who links up the pipe retainer plate and has had spacing bolt, the one end threaded connection who links up the pipe has the ring flange, the surface of support column has cup jointed the spring, the one end fixedly connected with movable plate of spring. Through the cooperation setting between retainer plate and the spacing bolt, twist spacing bolt and make the adapter pipe rotate in the inside of retainer plate, through the cooperation setting between adapter pipe and the ring flange, can be when not needing the adapter pipe to connect the steam trap main part, and when needs adapter pipe to connect, use the ring flange can carry out the secondary and consolidate and connect to reach multiple connection method and reinforced purpose, can reset the fly leaf through the elasticity of spring, avoid singly using the fly leaf to appear being difficult to the condition that resets.

The above patents have the following disadvantages: 1. when the device is used, when excessive condensed water in the steam trap needs to be discharged, steam is easy to leak out and a sealing environment cannot be formed; 2. the condensate water can not be continuously collected in the drainage process, so that the normal use of the steam trap is affected.

There is therefore a need for a thermal steam trap for a steam turbine in a thermal power plant that addresses the above-described problems.

Disclosure of Invention

The utility model aims at: when the device is used, when excessive condensed water existing in the steam trap needs to be discharged, steam is easy to leak, a sealing environment cannot be formed, and condensed water cannot be continuously collected in the water discharge process, so that normal use of the steam trap is affected.

In order to achieve the above object, the present utility model provides the following technical solutions:

a steam turbine of a thermal power plant uses a thermodynamic steam trap to improve the above problems.

The utility model is specifically as follows:

the utility model provides a steam turbine of thermal power plant uses heating power steam trap, includes the body and through the water storage tank of raceway fixed connection in body diapire, water storage tank inner wall fixedly connected with holds the water bucket, water storage tank lateral wall still sets up in the delivery port, still includes:

the water inlet component comprises a first pipeline fixedly connected to the bottom wall of the water storage bucket and a second pipeline fixedly connected to the side wall of the first pipeline, the inner wall of the second pipeline is slidably connected with a water blocking plug, the side wall of the water blocking plug is fixedly connected with a tension spring, and one end of the tension spring, which is far away from the water blocking plug, is fixedly connected with the second pipeline;

the water outlet component is connected to the side wall of the water storage tank;

and the floating component is connected to the inner wall of the water storage tank and is matched with the water blocking component and the water outlet component.

As the preferable technical scheme of the utility model, the side wall of the second pipeline is fixedly connected with a guide rod, the side wall of the guide rod is rotationally connected with a first rotating rod and a second rotating rod, and the pipe body is communicated with the water storage bucket, the first pipeline, the second pipeline and the water storage tank.

As the preferable technical scheme of the utility model, the water outlet component comprises a third pipeline, a water outlet plug, a bearing frame and a sliding rod, wherein the third pipeline is fixedly connected with the inner wall of a water outlet of the water storage tank and matched with the inner wall of the water outlet of the water storage tank, the water outlet plug is in sliding connection with the inner wall of the third pipeline, the sliding rod is fixedly connected with the side wall of the water outlet plug, the bearing frame is fixedly connected with the inner wall of the water storage tank, the side wall of the bearing frame is fixedly connected with a spring, and one end of the spring far away from the bearing frame is fixedly connected with the water outlet plug.

As the preferable technical scheme of the utility model, the floating component comprises a floating ball, a first pull rope and a second pull rope, wherein the second pull rope is fixedly connected to the side wall of the water outlet plug, one end of the second pull rope, which is far away from the water outlet plug, is also fixedly connected with the floating ball, the first pull rope is fixedly connected to the outer wall of the floating ball, and one end of the first pull rope, which is far away from the floating ball, is also fixedly connected with the water blocking plug.

As the preferable technical scheme of the utility model, the inner wall of the water storage tank is fixedly connected with a guide frame which is matched with the floating component.

In the scheme of the utility model:

1. through setting up floating part, the floater slides in the second pipeline through the plug of first stay cord pulling, simultaneously the second stay cord drives the plug of water outlet through the slide bar and slides at the third pipeline inner wall, when the plug of water outlet moves to the first pipeline diapire, stop intaking to the shutoff of first pipeline, simultaneously the plug of water outlet slides out the third pipeline, liquid is discharged through the third pipeline, be convenient for carry out the shutoff to steam when discharging liquid, prevent to lead to steam to leak in drainage process, when having solved among the prior art when the device when the too much condensate water that exists in the steam trap need discharge easily lead to steam to leak and can not form sealed environmental problem when using;

2. through setting up water inlet unit, the retaining fill is passed through the raceway and is continued the retaining after first pipeline is plugged, prevents that the comdenstion water can't continue to store after the first pipeline of shutoff, leads to the steam trap unable normal use, has solved among the prior art when the jam seals the water inlet after, and the steam trap can not continue to carry out the water storage and is inconvenient for steam trap to continue to use the problem.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a steam trap for a steam turbine of a thermal power plant;

FIG. 2 is a schematic cross-sectional view of a steam trap for a steam turbine in a thermal power plant according to the present utility model;

FIG. 3 is a schematic diagram showing a cross-sectional structure of a steam trap for a steam turbine in a thermal power plant according to the present utility model;

FIG. 4 is a third schematic sectional view of a steam trap for a steam turbine in a thermal power plant according to the present utility model;

FIG. 5 is an enlarged view of the structure A in FIG. 4 of the steam trap for a steam turbine of a thermal power plant.

The figures indicate: 100. a tube body; 110. a water storage tank; 111. a water storage bucket; 112. a first pipe; 113. a second pipe; 114. a water blocking plug; 115. a tension spring; 116. a guide rod; 117. a first rotating lever; 118. a second rotating rod; 120. a third conduit; 121. a water outlet plug; 122. a carrier; 123. a slide bar; 124. a spring; 130. a floating ball; 131. a first pull rope; 132. a second pull rope; 133. and a guide frame.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model.

Thus, the following detailed description of the embodiments of the utility model is not intended to limit the scope of the utility model, as claimed, but is merely representative of some embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, under the condition of no conflict, the embodiments of the present utility model and the features and technical solutions in the embodiments may be combined with each other.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, the terms "upper", "lower", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or an azimuth or a positional relationship conventionally put in use of the inventive product, or an azimuth or a positional relationship conventionally understood by those skilled in the art, such terms are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

As shown in fig. 1-5, this embodiment provides a steam turbine steam trap of thermal power plant, including body 100 and the water storage tank 110 of being connected in the body 100 diapire through the raceway fixed connection, water storage tank 110 inner wall fixedly connected with retaining bucket 111, and water storage tank 110 lateral wall still offers in the delivery port, still includes:

the water inlet component comprises a first pipeline 112 fixedly connected to the bottom wall of the water storage bucket 111 and a second pipeline 113 fixedly connected to the side wall of the first pipeline 112, a water blocking plug 114 is slidably connected to the inner wall of the second pipeline 113, a tension spring 115 is fixedly connected to the side wall of the water blocking plug 114, and one end, far away from the water blocking plug 114, of the tension spring 115 is fixedly connected with the second pipeline 113;

the water outlet component is connected to the side wall of the water storage tank 110;

the floating component is connected to the inner wall of the water storage tank 110 and is matched with the water blocking component and the water outlet component, so that the water blocking plug 114 and the water outlet plug 121 are conveniently driven to move, and water is conveniently fed and discharged.

As shown in fig. 1 to 5, as a preferred embodiment, on the basis of the above manner, further, the side wall of the second pipeline 113 is fixedly connected with a guide rod 116, the side wall of the guide rod 116 is rotatably connected with a first rotating rod 117 and a second rotating rod 118, the pipe body 100 is communicated with the water storage bucket 111, the first pipeline 112, the second pipeline 113 and the water storage tank 110, and the first pull rope 131 can pull the water blocking plug 114 more effort-saving through the arrangement of the guide rod 116, so that the water blocking plug 114 can block the first pipeline 112.

As shown in fig. 1-3, as a preferred embodiment, further, on the basis of the above manner, the water outlet component includes a third pipe 120, a water outlet plug 121, a bearing frame 122 and a sliding rod 123, where the third pipe 120 is fixedly connected to the inner wall of the water outlet of the water storage tank 110, the water outlet plug 121 is slidably connected to the inner wall of the third pipe 120, the sliding rod 123 is fixedly connected to the side wall of the water outlet plug 121, the bearing frame 122 is fixedly connected to the inner wall of the water storage tank 110, the side wall of the bearing frame 122 is fixedly connected with a spring 124, one end of the spring 124 away from the bearing frame 122 is fixedly connected with the water outlet plug 121, and by setting the water outlet plug 121 and the spring 124, the water outlet plug 121 is conveniently reset to continue to plug the third pipe 120 when the water level is lowered, and drainage is stopped.

As shown in fig. 1-3, as a preferred embodiment, based on the above manner, the floating component further includes a floating ball 130, a first pull rope 131 and a second pull rope 132, the second pull rope 132 is fixedly connected to the side wall of the water outlet plug 121, one end of the second pull rope 132, which is far away from the water outlet plug 121, is fixedly connected to the floating ball 130, the first pull rope 131 is fixedly connected to the outer wall of the floating ball 130, one end of the first pull rope 131, which is far away from the floating ball 130, is also fixedly connected to the water blocking plug 114, and the floating ball 130 is conveniently arranged to pull the first pull rope 131 and the second pull rope 132 to move when the water level drives the floating ball 130 to float upwards, so as to perform linkage.

As shown in fig. 1 to 4, as a preferred embodiment, further, based on the above manner, a guide frame 133 is fixedly connected to the inner wall of the water storage tank 110, and the guide frame 133 is matched with the floating member, so that the first pull rope 131 and the second pull rope 132 can be guided conveniently through the guide frame 133, which is more labor-saving.

Specifically, this thermal steam trap for steam turbine of thermal power plant is connected through body 100 when using, when carrying steam in the body 100, the comdenstion water that exists in the steam is deposited through U type pipe, gas continues to carry out outer drainage through body 100, the comdenstion water enters into retaining fill 111 through the conveyer pipe, the comdenstion water enters into in the water storage tank 110 through first pipeline 112, the comdenstion water drives floater 130 and floats, when the water level reaches certain position, floater 130 pulls the plug 114 through first stay 131 and slides in second pipeline 113, simultaneously second stay 132 passes through slide bar 123 and drives out water plug 121 and slide in third pipeline 120 inner wall, when plug 114 moves to first pipeline 112 bottom, carry out the shutoff to stop intaking to first pipeline 112, simultaneously, outlet plug 121 slides out third pipeline 120, the comdenstion water discharges through third pipeline 120, plug 114 carries out the in-process steam in the first pipeline 112 can be prevented at the drainage, when water level descends, floater 130 come down and simultaneously pull plug 114 and reset, carry out the extension spring through first pipeline 131 and carry out the slip in second pipeline 113, the plug 121 is carried out the plug through first pipeline and water drain spring, it is continued to be difficult for the drain water trap to exist to continue to store in the water trap 120.

The above embodiments are only for illustrating the present utility model and not for limiting the technical solutions described in the present utility model, and although the present utility model has been described in detail in the present specification with reference to the above embodiments, the present utility model is not limited to the above specific embodiments, and thus any modifications or equivalent substitutions are made to the present utility model; all technical solutions and modifications thereof that do not depart from the spirit and scope of the utility model are intended to be included in the scope of the appended claims.

Claims

1. The utility model provides a steam turbine of thermal power plant uses heating power steam trap, includes body (100) and through raceway fixed connection in water storage tank (110) of body (100) diapire, its characterized in that, water storage tank (110) inner wall fixedly connected with holds water bucket (111), water storage tank (110) lateral wall is still offered in the delivery port, still includes:

the water inlet component comprises a first pipeline (112) fixedly connected to the bottom wall of the water storage bucket (111) and a second pipeline (113) fixedly connected to the side wall of the first pipeline (112), the inner wall of the second pipeline (113) is slidably connected with a water blocking plug (114), the side wall of the water blocking plug (114) is fixedly connected with a tension spring (115), and one end, far away from the water blocking plug (114), of the tension spring (115) is fixedly connected with the second pipeline (113);

the water outlet component is connected to the side wall of the water storage tank (110);

and the floating component is connected to the inner wall of the water storage tank (110) and is matched with the water blocking component and the water outlet component.

2. The steam turbine steam trap of claim 1, wherein a guide rod (116) is fixedly connected to the side wall of the second pipeline (113), a first rotating rod (117) and a second rotating rod (118) are rotatably connected to the side wall of the guide rod (116), and the pipe body (100) is communicated with the water storage bucket (111), the first pipeline (112), the second pipeline (113) and the water storage tank (110).

3. The steam turbine steam trap according to claim 1, wherein the water outlet component comprises a third pipeline (120), a water outlet plug (121), a bearing frame (122) and a sliding rod (123), the third pipeline (120) is fixedly connected to the inner wall of a water outlet of the water storage tank (110) and matched with each other, the water outlet plug (121) is slidably connected to the inner wall of the third pipeline (120), the sliding rod (123) is fixedly connected to the side wall of the water outlet plug (121), the bearing frame (122) is fixedly connected to the inner wall of the water storage tank (110), a spring (124) is fixedly connected to the side wall of the bearing frame (122), and one end, far away from the bearing frame (122), of the spring (124) is fixedly connected with the water outlet plug (121).

4. The steam turbine steam trap according to claim 1, wherein the floating component comprises a floating ball (130), a first pull rope (131) and a second pull rope (132), the second pull rope (132) is fixedly connected to the side wall of the water outlet plug (121), one end, far away from the water outlet plug (121), of the second pull rope (132) is fixedly connected with the floating ball (130), the first pull rope (131) is fixedly connected to the outer wall of the floating ball (130), and one end, far away from the floating ball (130), of the first pull rope (131) is fixedly connected with the water blocking plug (114).

5. The steam turbine steam trap for a thermal power plant according to claim 4, wherein a guide frame (133) is fixedly connected to the inner wall of the water storage tank (110), and the guide frame (133) is matched with the floating member.