CN208686437U - A kind of point-to-point type steam turbine probe automatic cooling device - Google Patents
A kind of point-to-point type steam turbine probe automatic cooling device Download PDFInfo
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- CN208686437U CN208686437U CN201821393180.4U CN201821393180U CN208686437U CN 208686437 U CN208686437 U CN 208686437U CN 201821393180 U CN201821393180 U CN 201821393180U CN 208686437 U CN208686437 U CN 208686437U
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- steam turbine
- microprocessor
- cooling device
- type steam
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Abstract
The utility model relates to a kind of point-to-point type steam turbine probe automatic cooling device, including air cooling mechanism, infrared imaging temperature measuring instrument and microprocessor, the inlet circuit of the infrared imaging temperature measuring instrument and microprocessor is connected；The air cooling mechanism includes the blower with output end of microprocessor circuit connection, the delivery main being connect with fan outlet, the aid distributing pipe being connected to delivery main and the multiple conveying branches pipes being connected to aid distributing pipe, the corresponding thermal control measuring probe of each conveying branches pipe, a solenoid valve is all connected on each conveying branches pipe, each solenoid valve is connect with the circuit of output terminal of microprocessor.The corresponding thermal control measuring probe of each conveying branches pipe, it is cooling to may be implemented point-to-point type, it is ensured that cooling effect.
Description
Technical field
The utility model relates to cooling device technical field, in particular to a kind of automatic coolings of point-to-point type steam turbine probe
Device.
Background technique
Steam turbine is since there are gas leakage at its axle envelope of itself design defect, and distance is small between high pressure cylinder and ultra-high pressure cylinder
Heat radiation is big, and environment temperature is especially high.2 sets of overspeed protections, axis displacement safeguard, the big protection of axis vibration, bearing shell temperature are equipped at axle envelope
5 sets of steam turbine main protections such as the high protection of degree, every set main protection are designed with thermal control measuring probe, and the thermal control of any one main protection is surveyed
When amount probe detects that ambient temperature is excessively high, chaser all may lead.
In order to ensure steam turbine normal work, in the inextirpable situation of gas leakage at axle envelope, need to survey each thermal control
Amount probe ambient enviroment cools down, however at present but without a kind of device for implementing cooling for each thermal control measuring probe.
Utility model content
In view of the shortcomings of the prior art, the utility model provides a kind of point-to-point type steam turbine probe automatic cooling devices.
The utility model is achieved by the following technical solution, and provides a kind of automatic cooling of point-to-point type steam turbine probe
Device, including air cooling mechanism, infrared imaging temperature measuring instrument and microprocessor, the input of the infrared imaging temperature measuring instrument and microprocessor
Terminal circuit connection；The air cooling mechanism includes the blower with output end of microprocessor circuit connection, is connect with fan outlet
Delivery main, the aid distributing pipe being connected to delivery main and the multiple conveying branches pipes being connected to aid distributing pipe, each conveying branches
Pipe corresponds to a thermal control measuring probe, is all connected with a solenoid valve on each conveying branches pipe, and each solenoid valve is and microprocessor
Circuit of output terminal connection.
Preferably, the output end of the microprocessor is connect with display screen and alarm circuit respectively.
Preferably, the infrared imaging temperature measuring instrument uses the DM66-25 of Zhejiang Dali Technology Co., Ltd.'s production
Online thermal infrared imager.
Preferably, the model S3C2440 of the microprocessor.
Preferably, connecting trap drainage pressure reducing valve on the delivery main.
Preferably, the delivery main, aid distributing pipe and multiple conveying branches pipes are stainless steel tube.
The utility model has the following beneficial effects:
1, the corresponding thermal control measuring probe of each conveying branches pipe, it is cooling to may be implemented point-to-point type, it is ensured that cooling
Effect.
2, by infrared imaging temperature measuring instrument can to each thermal control measuring probe ambient temperature carry out real-time monitoring, one
The a certain thermal control measuring probe ambient temperature of denier is exceeded, and system automatically can cool down to it by air-cooled mode, is not necessarily to people
Work intervention.
Detailed description of the invention
Fig. 1 is the utility model air cooling mechanism structural schematic diagram；
Fig. 2 is the utility model control principle block diagram；
It is as shown in the figure:
1, blower, 2, delivery main, 3, trap drainage pressure reducing valve, 4, aid distributing pipe, 5, conveying branches pipe, 6, solenoid valve, 7,
Thermal control measuring probe.
Specific embodiment
In order to clarify the technical characteristics of the invention, being illustrated below by specific embodiment to this programme.
As shown in Figure 1, 2, the utility model air cooling mechanism, infrared imaging temperature measuring instrument and microprocessor, the infrared imaging
The inlet circuit of temperature measurer and microprocessor connection, the output end of the microprocessor respectively with display screen and alarm circuit
Connection.In the present embodiment, the infrared imaging temperature measuring instrument uses the DM66-25 of Zhejiang Dali Technology Co., Ltd.'s production
Online thermal infrared imager.The model S3C2440 of the microprocessor.The display screen uses LED display, the alarm
Device uses the TGSG-01T adjustable sound combined aural and visual alarm of Hangzhou Tian Guan Science and Technology Ltd. production.
As shown in Figure 1, the air cooling mechanism includes the blower 1 with output end of microprocessor circuit connection, with 1 outlet air of blower
The delivery main 2 of mouth connection, the aid distributing pipe 4 being connected to delivery main 2 and the multiple conveying branches pipes 5 being connected to aid distributing pipe 4,
Each conveying branches pipe 5 corresponds to a thermal control measuring probe 7, is all connected with a solenoid valve 6, Mei Ge electricity on each conveying branches pipe 5
Magnet valve 6 is connect with the circuit of output terminal of microprocessor.It can control corresponding 5 transfer passage of conveying branches pipe by solenoid valve 6
Unlatching and closure.The wind that blower 1 exports enters aid distributing pipe 4 through delivery main 2, then defeated through corresponding conveying branches pipe 5 again
Wind cooling temperature lowering is implemented to thermal control measuring probe 7 out, to make the reduction of 7 ambient temperature of thermal control measuring probe.In the present embodiment
In, the solenoid valve uses the HOPE68 high-temperature solenoid valve of Shanghai Hou Pu valve Co., Ltd production.
In the present embodiment, trap drainage pressure reducing valve 3 is connected on the delivery main 2, trap drainage pressure reducing valve 3 can remove
Go solid impurity, water droplet and the sump oil drop etc. in air.
In order to avoid high temperature deformation, the delivery main 2, aid distributing pipe 4 and multiple conveying branches pipes 5 are stainless steel tube.
When specifically used, each 7 ambient temperature of thermal control measuring probe is monitored by infrared imaging temperature measuring instrument,
When a certain 7 ambient temperature of thermal control measuring probe exceeds normal range (NR), infrared imaging temperature measuring instrument transmits a signal to micro- place
Device is managed, signal processing latter aspect is shown 7 position of overtemperature thermal control measuring probe by display screen by microprocessor, simultaneously
Alarm issues warning note；Another aspect microprocessor issues instruction starting blower 1 and opens simultaneously and overtemperature thermal control measurement spy
Solenoid valve 6 on first 7 corresponding conveying branches pipe 5, wind through conveying branches pipe 5 blow to overtemperature thermal control measuring probe 7 implement it is air-cooled
Cooling makes the reduction of 7 wrinkle environment temperature of overtemperature thermal control measuring probe.When infrared imaging temperature measuring instrument monitors the thermal control measuring probe
When 7 ambient temperatures range back to normal, microprocessor issues instruction and closes blower 1 and solenoid valve 6.
Certainly, above description is also not limited to the example above, and technical characteristic of the utility model without description can lead to
It crosses or realizes that details are not described herein using the prior art；Above embodiments and attached drawing are merely to illustrate the technology of the utility model
Scheme is not limitations of the present invention, and the utility model is described in detail referring to preferred embodiment, this
Field it is to be appreciated by one skilled in the art that those skilled in the art institute in the essential scope of the utility model
The variations, modifications, additions or substitutions made without departure from the objective of the utility model, want by the right that also should belong to the utility model
Seek protection scope.
Claims (6)
- The automatic cooling device 1. a kind of point-to-point type steam turbine is popped one's head in, it is characterised in that: including air cooling mechanism, infrared imaging temperature measuring The inlet circuit of instrument and microprocessor, the infrared imaging temperature measuring instrument and microprocessor connects；The air cooling mechanism include with The blower (1) of output end of microprocessor circuit connection, the delivery main (2) being connect with blower (1) air outlet, with delivery main (2) aid distributing pipe (4) being connected to and the multiple conveying branches pipes (5) being connected to aid distributing pipe (4), each conveying branches pipe (5) are right Answer a thermal control measuring probe (7), be all connected with a solenoid valve (6) on each conveying branches pipe (5), each solenoid valve (6) with The circuit of output terminal of microprocessor connects.
- The automatic cooling device 2. a kind of point-to-point type steam turbine according to claim 1 is popped one's head in, it is characterised in that: described micro- The output end of processor is connect with display screen and alarm circuit respectively.
- The automatic cooling device 3. a kind of point-to-point type steam turbine according to claim 2 is popped one's head in, it is characterised in that: described red Outer image-forming temperature measurement instrument uses the online thermal infrared imager of DM66-25 of Zhejiang Dali Technology Co., Ltd.'s production.
- The automatic cooling device 4. a kind of point-to-point type steam turbine according to claim 3 is popped one's head in, it is characterised in that: described micro- The model S3C2440 of processor.
- The automatic cooling device 5. a kind of point-to-point type steam turbine according to claim 1 is popped one's head in, it is characterised in that: described defeated Send connection trap drainage pressure reducing valve (3) on general pipeline (2).
- The automatic cooling device 6. a kind of point-to-point type steam turbine according to claim 4 is popped one's head in, it is characterised in that: described defeated Sending general pipeline (2), aid distributing pipe (4) and multiple conveying branches pipes (5) is stainless steel tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821393180.4U CN208686437U (en) | 2018-08-28 | 2018-08-28 | A kind of point-to-point type steam turbine probe automatic cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821393180.4U CN208686437U (en) | 2018-08-28 | 2018-08-28 | A kind of point-to-point type steam turbine probe automatic cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208686437U true CN208686437U (en) | 2019-04-02 |
Family
ID=65887046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821393180.4U Expired - Fee Related CN208686437U (en) | 2018-08-28 | 2018-08-28 | A kind of point-to-point type steam turbine probe automatic cooling device |
Country Status (1)
| Country | Link |
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| CN (1) | CN208686437U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113340556A (en) * | 2020-12-29 | 2021-09-03 | 中国航天空气动力技术研究院 | Global overtemperature monitoring and temperature control auxiliary system of plate heater |
-
2018
- 2018-08-28 CN CN201821393180.4U patent/CN208686437U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113340556A (en) * | 2020-12-29 | 2021-09-03 | 中国航天空气动力技术研究院 | Global overtemperature monitoring and temperature control auxiliary system of plate heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190402 Termination date: 20190828 |
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| CF01 | Termination of patent right due to non-payment of annual fee |