CN213930454U - Monitoring device for drain valve of thermal power plant - Google Patents

Monitoring device for drain valve of thermal power plant Download PDF

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Publication number
CN213930454U
CN213930454U CN202022657521.8U CN202022657521U CN213930454U CN 213930454 U CN213930454 U CN 213930454U CN 202022657521 U CN202022657521 U CN 202022657521U CN 213930454 U CN213930454 U CN 213930454U
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China
Prior art keywords
temperature sensor
monitoring device
power plant
trap
thermal power
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CN202022657521.8U
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Chinese (zh)
Inventor
马浩
彭伟
杨梅
施云峰
施宇冬
管颖
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Shanghai Shidongkou First Power Plant of Huaneng Power International Inc
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Shanghai Shidongkou First Power Plant of Huaneng Power International Inc
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Priority to CN202022657521.8U priority Critical patent/CN213930454U/en
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Abstract

The utility model relates to a monitoring devices for thermal power factory trap, monitoring devices be used for monitoring whether the trap leaks, the trap locate on the drain pipe, monitoring devices include the casing, locate treater, first temperature sensor and the second temperature sensor in the casing, the treater pass through the connecting cable and be connected with first temperature sensor, second temperature sensor respectively, first temperature sensor locate on the drain pipe of the department of intaking of trap, second temperature sensor locate on the drain pipe of the department of going out water of trap. Compared with the prior art, the utility model discloses can utilize first temperature sensor, second temperature sensor to acquire the temperature of hydrophobic pipeline around the drain valve in real time to the leakage condition is judged, realizes effectively reducing the cost of labor, improves the security of hydrophobic valve to the real-time judgement of the leakage condition of hydrophobic pipeline.

Description

Monitoring device for drain valve of thermal power plant
Technical Field
The utility model relates to a trap monitoring devices especially relates to a monitoring devices for thermal power factory trap.
Background
In the thermal power factory, there are more trap, and the trap is the indispensable fluid control equipment in the power plant, and its effect is the condensate water of getting rid of in the steam conduit, prevents to take water in the steam, avoids the steam equipment to take place to damage because of taking water in the steam. If the drain valve leaks internally, not only can cause the steam and water loss of a power plant, increase the power generation cost, but also can bring potential safety hazards to the operation of the power plant.
When the existing drain valve is detected to be leaked, the leaked drain valve cannot be accurately and timely found out periodically by adopting a manual inspection mode of field observation and temperature measurement, and the labor cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a monitoring devices and system for thermal power factory trap in order to overcome the defect that above-mentioned prior art exists.
The purpose of the utility model can be realized through the following technical scheme:
a monitoring device for a drain valve of a thermal power plant is used for monitoring whether the drain valve leaks or not, the drain valve is arranged on a drain pipeline,
the monitoring device comprises a shell, a processor, a first temperature sensor and a second temperature sensor, wherein the processor, the first temperature sensor and the second temperature sensor are arranged in the shell, the processor is connected with the first temperature sensor and the second temperature sensor through connecting cables respectively, the first temperature sensor is arranged on a drain pipeline at the water inlet of the drain valve, and the second temperature sensor is arranged on a drain pipeline at the water outlet of the drain valve.
Preferably, the water inlet of the drain valve is provided with a flowmeter for measuring the water inflow of the drain valve, the shell is provided with a flow socket for connecting the flowmeter, and the flowmeter is connected with the processor through the flow socket.
Preferably, the monitoring device further comprises an ambient temperature sensor and an ambient humidity sensor, the ambient temperature sensor and the ambient humidity sensor are fixed on the top of the shell and are respectively connected with the processor,
preferably, a first wire spool and a second wire spool for winding a connecting cable are arranged on the side surface of the shell.
Preferably, the monitoring device further comprises an alarm for giving an alarm when the trap is leaked, and the alarm is connected with the processor.
Preferably, the shell is provided with a fault indicator light, and the fault indicator light is connected with the processor.
Preferably, the shell is provided with a handle groove matched with the handle in shape, and the bottom of the handle is rotatably connected with the handle groove.
Preferably, a display is arranged on the shell and connected with the processor.
Preferably, the first temperature sensor and the second temperature sensor are both patch temperature sensors.
Preferably, the monitoring device further comprises a wireless connection module, and the wireless connection module is connected with the processor.
The shell on be equipped with and connect out the socket, connect out the socket and be used for being connected with monitoring devices's upper equipment through connecting cable.
The drain pipe is connected with the steam pipe.
The type of the patch temperature sensor is an SIN-WZP sensor.
Compared with the prior art, the utility model has the advantages of as follows:
(1) the utility model discloses a can utilize first temperature sensor, second temperature sensor to acquire the temperature of drain pipe around the drain valve in real time, and carry out the leakage condition judgement, realize the real-time judgement to the leakage condition of drain pipe, effectively reduce the cost of labor, improve the security of drain valve;
(2) the utility model is provided with the flow socket connected with the flowmeter in the drain pipe, can acquire the flow condition in the drain pipe, adds a method for judging the flow besides judging the temperature, and improves the reliability and the effect of the monitoring of the utility model;
(3) the utility model is provided with an ambient temperature and humidity sensor, which effectively monitors the temperature and humidity of the environment where the utility model is located, has perfect functions and is suitable for the environment of a thermal power plant with complex environment;
(4) the first wire spool and the second wire spool are arranged on the shell, the circuit and the pipeline of the thermal power plant are complex, and the wire harness is tightened when the first temperature sensor and the second temperature sensor are led out and installed due to the wire spool structure, so that the winding condition is prevented, and the installation and the maintenance are convenient;
(5) the utility model discloses a set up fault indicator, display on the casing, can effectively monitor the condition and show on the spot, improve the utility model discloses a convenient degree of use.
Drawings
Fig. 1 is a schematic front structural view of the present invention;
fig. 2 is a schematic top view of the present invention;
fig. 3 is a schematic side view of the present invention;
FIG. 4 is a schematic view of the connection structure of the present invention in use;
fig. 5 is a schematic structural diagram of the internal processor and the wireless connection module of the present invention.
Wherein, 1, handle, 2, ambient temperature sensor, 3, display, 4, casing, 5, alarm, 6, first wire reel, 7, first temperature sensor, 8, connect out the socket, 9, trouble lamp, 10, flow socket, 11, second wire reel, 12, ambient humidity transducer, 13, second temperature sensor, 14, handle groove, 15, treater, 16, wireless connection module, 17, steam conduit, 18, hydrophobic pipeline, 19, flowmeter, 20, hydrophobic valve.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments. Note that the following description of the embodiments is merely an example of the nature, and the present invention is not intended to limit the application or the use thereof, and the present invention is not limited to the following embodiments.
Examples
The utility model provides a monitoring devices for thermal power factory drain valve, monitoring devices is used for monitoring drain valve 20 and whether leaks, as shown in fig. 1 ~ 5, drain pipe 18 is connected with steam conduit 17, drain valve 20 is located on drain pipe 18, monitoring devices includes casing 4, locate the treater 15 in casing 4, first temperature sensor 7 and second temperature sensor 13, treater 15 through the connecting cable respectively with first temperature sensor 7, second temperature sensor 13 is connected, on the drain pipe 18 of the department of intaking of drain valve 20 was located to first temperature sensor 7, second temperature sensor 13 is located on the drain pipe 18 of the department of water outflow of drain valve 20.
The utility model discloses an among the embodiment, first temperature sensor 7 is 1 meter apart from trap 20 interval, and second temperature sensor 13 is 0.5 meter apart from trap 20 interval.
The utility model discloses an in an embodiment, first temperature sensor 7 and second temperature sensor 13 are paster temperature sensor. Specifically, the model of the patch temperature sensor is an SIN-WZP sensor.
In order to further analyze the leakage condition of the drain valve 20, a flow meter 19 for measuring the inflow of the drain valve 20 is further arranged at the water inlet of the drain valve 20, a flow socket 10 for connecting the flow meter 19 is arranged on the housing 4, and the flow meter 19 is connected with the processor 15 through the flow socket 10.
When trap 20 is closed, if flow is still detected by flow meter 19, it indicates that trap 20 is leaking.
In order to monitor the environment where the monitoring device is located, prevent that environmental factor from producing the influence to the monitoring device among the thermal power factory, monitoring device still includes ambient temperature sensor 2 and ambient humidity sensor 12, and ambient temperature sensor 2 and ambient humidity sensor 12 are fixed in the top of casing 4, and ambient temperature sensor 2 and ambient humidity sensor 12 are treater 15 respectively and are connected.
Further, since the lines and pipelines in the thermal power plant are complicated, confusion and faults of the lines are prevented, the first wire spool 6 and the second wire spool 11 for winding the connecting cables are arranged on the side surface of the shell 4, the thermal power plant environment is suitable for the complicated thermal power plant environment, the connecting cables of the first temperature sensor 7 and the second temperature sensor 13 are long, and the connecting cables can be wound on the first wire spool 6 and the second wire spool 11, so that the usability is improved.
Further, in order to improve the alarm effect and the local display function of the monitoring device, the monitoring device further comprises an alarm 5 for giving an alarm when the drain valve 20 leaks, the alarm 5 is connected with the processor 15, the shell 4 is provided with a fault indicator lamp 9 and a display 3, and the fault indicator lamp 9 and the display 3 are respectively connected with the processor 15.
In order to improve the utility model discloses a remove convenient degree, be equipped with handle 1 on the casing 4, be equipped with on the casing 4 with the handle groove 14 of handle 1 shape adaptation, the bottom and the handle groove 14 rotatable coupling of handle 1.
In order to facilitate the transmission of the monitoring result of the monitoring device, the monitoring device further includes a wireless connection module 16, and the wireless connection module 16 is connected with the processor 15. And the shell 4 is provided with an outlet socket 8, and the monitoring device can be connected with related equipment through a data transmission cable.
The utility model discloses a temperature that first temperature sensor 7 and second temperature sensor 13 were gathered is acquireed in real time to the treater, acquires the 19 measuring flows of flowmeter to leak the condition and judge, report to the police through alarm 5, trouble lamp 9, and will leak the condition and spread through wireless connection module 16 or data transmission cable.
The above embodiments are merely examples and do not limit the scope of the present invention. These embodiments may be implemented in other various manners, and various omissions, substitutions, and changes may be made without departing from the technical spirit of the present invention.

Claims (10)

1. A monitoring device for a drain valve of a thermal power plant is characterized in that the monitoring device is used for monitoring whether the drain valve (20) leaks or not, the drain valve (20) is arranged on a drain pipeline (18),
monitoring devices include casing (4), locate treater (15), first temperature sensor (7) and second temperature sensor (13) in casing (4), treater (15) be connected with first temperature sensor (7), second temperature sensor (13) respectively through the connecting cable, first temperature sensor (7) locate on hydrophobic pipeline (18) of the department of intaking of drain valve (20), second temperature sensor (13) locate on hydrophobic pipeline (18) of the department of water outlet of drain valve (20).
2. The monitoring device for the steam trap of the thermal power plant as claimed in claim 1, wherein a flow meter (19) for measuring the inflow of the steam trap (20) is further disposed at the water inlet of the steam trap (20), the housing (4) is provided with a flow socket (10) for connecting the flow meter (19), and the flow meter (19) is connected with the processor (15) through the flow socket (10).
3. The monitoring device for the steam trap of a thermal power plant according to claim 1, further comprising an ambient temperature sensor (2) and an ambient humidity sensor (12), wherein the ambient temperature sensor (2) and the ambient humidity sensor (12) are fixed on the top of the housing (4), and the ambient temperature sensor (2) and the ambient humidity sensor (12) are respectively connected with the processor (15).
4. The monitoring device for the steam trap of a thermal power plant as claimed in claim 1, wherein the side of the housing (4) is provided with a first wire spool (6) and a second wire spool (11) for winding a connecting cable.
5. A monitoring device for a steam power plant trap according to claim 1, characterized in that the monitoring device further comprises an alarm (5) for giving an alarm when the trap (20) is leaking, the alarm (5) being connected to the processor (15).
6. The monitoring device for the steam trap of a thermal power plant according to claim 1, wherein the housing (4) is provided with a fault indicator lamp (9), and the fault indicator lamp (9) is connected with the processor (15).
7. The monitoring device for the steam trap of the thermal power plant as claimed in claim 1, wherein the housing (4) is provided with a handle (1), the housing (4) is provided with a handle groove (14) which is matched with the handle (1) in shape, and the bottom of the handle (1) is rotatably connected with the handle groove (14).
8. The monitoring device for the steam trap of a thermal power plant according to claim 1, wherein the housing (4) is provided with a display (3), and the display (3) is connected with the processor (15).
9. The monitoring device for the steam trap of a thermal power plant as claimed in claim 1, wherein said first temperature sensor (7) and said second temperature sensor (13) are both patch temperature sensors.
10. A monitoring device for a steam power plant trap according to claim 1, characterized in that said monitoring device further comprises a wireless connection module (16), said wireless connection module (16) being connected to the processor (15).
CN202022657521.8U 2020-11-17 2020-11-17 Monitoring device for drain valve of thermal power plant Active CN213930454U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022657521.8U CN213930454U (en) 2020-11-17 2020-11-17 Monitoring device for drain valve of thermal power plant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022657521.8U CN213930454U (en) 2020-11-17 2020-11-17 Monitoring device for drain valve of thermal power plant

Publications (1)

Publication Number Publication Date
CN213930454U true CN213930454U (en) 2021-08-10

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Application Number Title Priority Date Filing Date
CN202022657521.8U Active CN213930454U (en) 2020-11-17 2020-11-17 Monitoring device for drain valve of thermal power plant

Country Status (1)

Country Link
CN (1) CN213930454U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114061835A (en) * 2021-10-22 2022-02-18 中核核电运行管理有限公司 Nuclear power station nuclear island valve leakage monitoring system and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114061835A (en) * 2021-10-22 2022-02-18 中核核电运行管理有限公司 Nuclear power station nuclear island valve leakage monitoring system and method

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