CN211819539U

CN211819539U - Coal-fired power plant steam turbine shaft adds exhaust system device

Info

Publication number: CN211819539U
Application number: CN202020453169.3U
Authority: CN
Inventors: 华周清
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2020-10-30
Anticipated expiration: 2030-04-01

Abstract

The utility model discloses a coal fired power plant steam turbine shaft adds exhaust system device, including water seal system, exhaust system, drain pipe and bearing seal heater, two sets of drain pipes are installed at the top of bearing seal heater, through the tube coupling between the drain pipe, the inside of pipeline is provided with two sets of valves, install hydrophobic pipeline between the pipeline, the top fixed mounting of drain pipe has exhaust system, one side that the axle adds the export pipeline is provided with U type water seal, the one end fixed mounting of U type water seal has the check valve. The utility model discloses a set up the fan export to pressing from both sides disc formula check valve, the drain pipe, U type water seal, thereby wait the part to make the device reach the fan and imported and exported no condensate water ponding, dredge the drainage pipe unblocked, make two fans normal operating of unit, freely switch to and prevent exhaust fan reverse action, increased the life of system when having improved the work efficiency of system.

Description

Coal-fired power plant steam turbine shaft adds exhaust system device

Technical Field

The utility model relates to a coal-fired power generation technical field specifically is a coal-fired power plant steam turbine shaft adds exhaust system device.

Background

The power generation is a production process for converting original energy sources of water energy, heat energy of petrochemical fuels (coal, oil and natural gas), nuclear energy and the like into electric energy by using a power generation device, and is used for supplying the requirements of departments of national economy and people life.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coal fired power plant steam turbine shaft adds exhaust system device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a coal fired power plant steam turbine shaft adds exhaust system device, includes water seal system, exhaust system, drain pipe and bearing seal heater, two sets of drain pipes are installed at the top of bearing seal heater, pass through the tube coupling between the drain pipe, the inside of pipeline is provided with two sets of valves, install the drain pipe between the pipeline, the top fixed mounting of drain pipe has exhaust system, one side of exhaust system is provided with water seal system, water seal system's top fixed mounting has the axle to add the export pipeline, one side that the axle adds the export pipeline is provided with U type water seal, the one end fixed mounting of U type water seal has the check valve.

Preferably, the front of the exhaust system is provided with a fan, the top of the fan is fixedly provided with a connecting seat, and the top of the connecting seat is fixedly provided with a motor.

Preferably, one end of the U-shaped water seal is connected with the non-pressure water drain main pipe through a non-pressure water drain main pipe connecting pipe.

Preferably, the bottom of the shaft seal heater is fixedly provided with two groups of fixing seats, the bottom of each fixing seat is fixedly provided with a base, and one side of the bottom of the shaft seal heater is connected with the drainage pipeline through a connecting pipeline.

Preferably, the check valve adopts a wafer type check valve, and the model is DCV-150PN 1.0.

Compared with the prior art, the beneficial effects of the utility model are that: this coal fired power plant turbine shaft adds exhaust system device has avoided traditional check valve to close not tight problem through the pair clip disk check valve that is provided with, thereby make its effect better, can effectually prevent to overturn, and the problem that the exhaust efficiency who leads to descends, can be used to absorb the condensate water in the middle of the exhaust system exhaust duct through U type water seal simultaneously, design through the water seal simultaneously, prevent the gas leakage of the emission in the middle of the pipeline, make its this device can effectual elimination pipeline in the middle of the condensate water effectual improvement device's leakproofness, the drain pipe through the adoption simultaneously can be to the moisture discharge in the middle of exhaust system's the air intake, make its fan import and export all there is no condensate water ponding.

The utility model discloses a set up the fan export to pressing from both sides disc formula check valve, the drain pipe, U type water seal, thereby wait the part to make the device reach the fan and imported and exported no condensate water ponding, dredge the drainage pipe unblocked, make two fans normal operating of unit, freely switch to and prevent exhaust fan reverse action, increased the life of system when having improved the work efficiency of system.

Drawings

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

FIG. 2 is a schematic view of the structure of the drain pipe of the present invention;

FIG. 3 is a schematic structural view of an exhaust system according to the present invention;

fig. 4 is a schematic side view of the shaft seal heater according to the present invention.

In the figure: 1. a water seal system; 101. a shaft plus an outlet conduit; 102. a U-shaped water seal; 103. a non-pressure water discharge main pipe connecting pipe; 104. a check valve; 2. an exhaust system; 201. a motor; 202. a connecting seat; 203. a fan; 3. a drain pipe; 301. a valve; 302. a pipeline; 303. a drain pipe; 4. a shaft seal heater; 401. a fixed seat; 402. a base; 403. and connecting the pipelines.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a coal-fired power plant turbine shaft adds exhaust system device, including water seal system 1, exhaust system 2, drain pipe 3 and bearing seal heater 4, two sets of drain pipes 3 are installed to the top of bearing seal heater 4, two sets of drain pipes 3 can discharge the moisture in the middle of the pipeline, thereby the normal operation of device has been guaranteed, connect through pipeline 302 between the drain pipe 3, the inside of pipeline 302 is provided with two sets of valves 301, valve 301 can be used for closing or the UNICOM pipeline, be used for maintaining the device, install drain pipe 303 between the stability pipeline 302, drain pipe 303 can discharge the moisture in the middle of the pipeline, the top fixed mounting of drain pipe 3 has exhaust system 2, exhaust system 2 can be with the gaseous exhaust device that the device produced, one side of exhaust system 2 is provided with water seal system 1, water seal system 1 can be used for absorbing the condensate in the middle of exhaust system exhaust pipeline, simultaneously through the design of water seal, prevent the gas leakage of emission in the middle of the pipeline, the top fixed mounting of water seal system 1 has the axle to add outlet pipe 101, the axle adds outlet pipe 101 and discharges out gas, one side that the axle adds outlet pipe 101 is provided with U type water seal 102, when the condensate water in the middle of the U type water seal 102 collection device, avoided the gas leakage, the one end fixed mounting of U type water seal 102 has check valve 104, check valve 104 improves the anti-contrary ability of device.

Further, exhaust system 2's front is provided with fan 203, and fan 203 accessible rotates, produces the atmospheric pressure difference to with gas exhaust apparatus, fan 203 top fixed mounting has connecting seat 202, and connecting seat 202 is used for fixed mounting motor 201, and the top fixed mounting of connecting seat 202 has motor 201, and motor 201 has been used for driving the fan 203 rotation of bottom, thereby produces the atmospheric pressure difference.

Furthermore, one end of the U-shaped water seal 102 is connected with the non-pressure water drain main pipe through the non-pressure water drain main pipe connecting pipe 103, and can be used for collecting water.

Further, two sets of fixing bases 401 are fixedly mounted at the bottom of the shaft seal heater 4, the fixing bases 401 are used for fixedly mounting the device, a base 402 is fixedly mounted at the bottom of the fixing bases 401, the base 402 enables the device to be far away from the ground, and one side of the bottom of the shaft seal heater 4 is connected with the drainage pipeline 303 through a connecting pipeline 403.

Furthermore, the check valve 104 adopts a double-clip disk type check valve, and the traditional check valve is prevented from being not tightly closed by the double-clip disk type check valve, so that the check valve has a better effect, can effectively prevent the problem of reduction of the exhaust efficiency caused by inversion, and has the model of DCV-150PN 1.0.

The working principle is as follows: during the use, install this device in shaft seal heater 4 earlier when, then be connected U type water seal 102 and axle with export pipeline 101, connect the non-pressure female pipe that drains simultaneously, change check valve 104 for pressing from both sides the disc formula check valve, then when the device operation, the axle can flow into in the middle of the U type water seal 102 with the moisture in the middle of export pipeline 101, exhaust system 2 goes into the moisture in the middle of the pipe simultaneously and can flow into drain pipe 3, thereby it is unblocked to have guaranteed to dredge the drainage pipeline, two fans 203 normal operating of messenger's unit, freely switch over, and prevent that exhaust fan 203 reverses.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a coal fired power plant steam turbine axle adds exhaust system device, includes water seal system (1), exhaust system (2), drain pipe (3) and bearing seal heater (4), its characterized in that: two sets of drain pipes (3) are installed at the top of gland seal heater (4), connect through pipeline (302) between drain pipe (3), the inside of pipeline (302) is provided with two sets of valves (301), install hydrophobic pipeline (303) between pipeline (302), the top fixed mounting of drain pipe (3) has exhaust system (2), one side of exhaust system (2) is provided with water seal system (1), the top fixed mounting of water seal system (1) has axle to add export pipeline (101), one side of axle to add export pipeline (101) is provided with U type water seal (102), the one end fixed mounting of U type water seal (102) has check valve (104).

2. The coal fired power plant turbine shaft air charging and discharging system assembly of claim 1, wherein: the front of exhaust system (2) is provided with fan (203), and fan (203) top fixed mounting has connecting seat (202), and the top fixed mounting of connecting seat (202) has motor (201).

3. The coal fired power plant turbine shaft air charging and discharging system assembly of claim 1, wherein: one end of the U-shaped water seal (102) is connected with the non-pressure water drain main pipe through a non-pressure water drain main pipe connecting pipe (103).

4. The coal fired power plant turbine shaft air charging and discharging system assembly of claim 1, wherein: the bottom of the shaft seal heater (4) is fixedly provided with two groups of fixing seats (401), the bottom of each fixing seat (401) is fixedly provided with a base (402), and one side of the bottom of the shaft seal heater (4) is connected with the drainage pipeline (303) through a connecting pipeline (403).

5. The coal fired power plant turbine shaft air charging and discharging system assembly of claim 1, wherein: the check valve (104) adopts a double-clip wafer type check valve, and the model is DCV-150PN 1.0.