CN110926196A - Automatic dehumidifying device for dam leading wire instrument - Google Patents
Automatic dehumidifying device for dam leading wire instrument Download PDFInfo
- Publication number
- CN110926196A CN110926196A CN201911239869.0A CN201911239869A CN110926196A CN 110926196 A CN110926196 A CN 110926196A CN 201911239869 A CN201911239869 A CN 201911239869A CN 110926196 A CN110926196 A CN 110926196A
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- direct current
- protection box
- temperature
- humidity
- humidity controller
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/04—Heating arrangements using electric heating
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Ventilation (AREA)
Abstract
The invention provides an automatic dehumidifying device of a dam bracing wire instrument, which is characterized in that: the tension wire equipment is embedded under the concrete surface, a plurality of measuring points are distributed along the extension direction of the tension wire, each measuring point is arranged in the protection box, and the top cover of the protection box is flush with the concrete surface; a direct current fan is arranged on the top cover of the protection box; the bottom of the protection box is provided with a direct current heater; a temperature and humidity controller is arranged in the protection box; the direct current fan and the direct current heater are respectively connected with a temperature and humidity controller; and the temperature and humidity controller controls the direct current fan and/or the direct current heater to start or stop working according to the detected temperature value and humidity value in the protection box and the preset temperature threshold and humidity threshold. The environment in the tension line protection box can be effectively improved, the environment in the protection box can be maintained in a good state for a long time, the reliability of measured data is improved, the equipment maintenance cost is reduced, the workload of manual maintenance is reduced, and the high practical popularization value is achieved.
Description
Technical Field
The invention belongs to the field of daily maintenance of hydroelectric power stations, and particularly relates to an automatic dehumidifying device of a dam bracing wire instrument.
Background
The tension wire observation is one of the important means for observing the horizontal displacement of the dam. The arrangement range of the tension wire equipment is wide, but the working environment condition of the tension wire equipment is severe, particularly the tension wire at the top of the dam is generally buried under an asphalt concrete pavement and is not smooth in ventilation, so that the tension wire equipment is in a humid environment for a long time, the liquid level height of the tension wire measuring point floating support device is influenced, the measuring precision of a sensor is reduced, and the insulation performance of a cable is reduced. The existing treatment mode is to check the liquid level of all the tension wire measuring point floating devices and the condition in an equipment protection box in daily inspection, and the mode cannot fundamentally solve the problem of stability of tension wire equipment and consumes manpower.
Disclosure of Invention
Aiming at the problems in the prior art, the automatic dehumidifying device for the dam bracing wire instrument provided by the invention achieves the dehumidifying effect by heating and ventilating means, so that the operation stability of bracing wire equipment is improved, the manual measuring environment of the bracing wire is improved, and the equipment maintenance and inspection cost is reduced. The technical scheme is as follows:
the utility model provides an automatic dehydrating unit of dam guy wire appearance which characterized in that: the tension wire equipment is embedded under the concrete surface, a plurality of measuring points are distributed along the extension direction of the tension wire, each measuring point is arranged in the protection box, and the top cover of the protection box is flush with the concrete surface; a direct current fan is arranged on the top cover of the protection box; the bottom of the protection box is provided with a direct current heater; a temperature and humidity controller is arranged in the protection box; the direct current fan and the direct current heater are respectively connected with a temperature and humidity controller; and the temperature and humidity controller controls the direct current fan and/or the direct current heater to start or stop working according to the detected temperature value and humidity value in the protection box and the preset temperature threshold and humidity threshold.
Preferably, the power supply module converts 220V alternating current into 12V direct current, and supplies power to the direct current fan, the direct current heater and the temperature and humidity controller through cables and connecting terminals arranged along the extension direction of the tension wire.
Preferably, when the temperature in the protection box is lower than a threshold value, a temperature control circuit of the temperature and humidity controller is closed, and the direct current heater works; when the humidity in the protection box is higher than the threshold value, the dehumidification circuit of the temperature and humidity controller is closed, and the direct current fan works.
The invention and the optimized scheme thereof can effectively improve the environment in the tension wire protection box, can maintain the good condition of the environment in the protection box for a long time, improve the reliability of measured data, reduce the maintenance cost of equipment, reduce the workload of manual maintenance, and have higher practical popularization value.
Drawings
The invention is described in further detail below with reference to the following figures and detailed description:
FIG. 1 is a schematic structural diagram of an apparatus according to an embodiment of the present invention;
in the figure: 1-concrete surface; 2-a temperature and humidity controller; 3-a direct current fan; 4-protecting box top cover; 5-a wiring terminal; 6-a direct current heater; 7-cable.
Detailed Description
In order to make the features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail as follows:
as shown in fig. 1, in the scheme provided in the present embodiment: the tension line equipment is embedded under the concrete surface 1, a plurality of measuring points are distributed along the extension direction of the tension line, each measuring point is arranged in the protection box, and the top cover 4 of the protection box is flush with the concrete surface 1; a direct current fan 3 is arranged on the top cover 4 of the protection box; the bottom of the protection box is provided with a direct current heater 6; a temperature and humidity controller 2 is arranged in the protection box; direct current fan 3 and direct current heater 6 connect temperature and humidity controller 2 respectively, adopt temperature and humidity controller 2 to compare in temperature and humidity sensor, can monitor the environment humiture and open and shut according to humiture condition control circuit, have the running cost low, advantage that dehumidification effect is good. And the temperature and humidity controller 2 controls the direct current fan 3 and/or the direct current heater 6 to start or stop working according to the detected temperature value and humidity value in the protection box and the preset temperature threshold and humidity threshold. When the temperature in the protection box is lower than the threshold value, the temperature control circuit of the temperature and humidity controller 2 is closed, the direct current heater 6 works, and the protection box is heated and dried; when the humidity in the protection box is higher than the threshold value, the dehumidification circuit of the temperature and humidity controller 2 is closed, the direct current fan 3 works, and water vapor in the box is ventilated and discharged.
The power module converts 220V alternating current into 12V direct current, and supplies power to the direct current fan 3, the direct current heater 6 and the temperature and humidity controller 2 through the cable 7 and the wiring terminal 5 which are arranged along the extension direction of the extension wire.
Through the test, the scheme of the embodiment installs the direct current heater 6 at the bottom of the protection box, and the mode that the direct current fan 3 is installed at the top cover 4 of the protection box is most favorable for exhausting and dehumidifying, and the dehumidifying effect is best. The scheme of the embodiment is applied to the tension lines 1 and 2 at the top of the dam of the water gap dam, the tension line device is tested without manual maintenance for one month, the tension line device is found to be in a good running state, the abnormal condition of data does not occur, the data is not lost and has no abnormal mutation, and the monthly data abnormal rate is 0.
The present invention is not limited to the above preferred embodiments, and other various forms of automatic dehumidifying apparatus for dam tensiometer can be obtained by anyone who follows the teaching of the present invention.
Claims (3)
1. The utility model provides an automatic dehydrating unit of dam guy wire appearance which characterized in that: the tension wire equipment is embedded under the concrete surface, a plurality of measuring points are distributed along the extension direction of the tension wire, each measuring point is arranged in the protection box, and the top cover of the protection box is flush with the concrete surface; a direct current fan is arranged on the top cover of the protection box; the bottom of the protection box is provided with a direct current heater; a temperature and humidity controller is arranged in the protection box; the direct current fan and the direct current heater are respectively connected with a temperature and humidity controller; and the temperature and humidity controller controls the direct current fan and/or the direct current heater to start or stop working according to the detected temperature value and humidity value in the protection box and the preset temperature threshold and humidity threshold.
2. The automatic dehumidifying device of dam bracing wire instrument according to claim 1, wherein: the power module converts 220V alternating current into 12V direct current, and supplies power to the direct current fan, the direct current heater and the temperature and humidity controller through cables and wiring terminals distributed along the extension direction of the tension wire.
3. The automatic dehumidifying device of dam bracing wire instrument according to claim 1, wherein: when the temperature in the protection box is lower than a threshold value, a temperature control circuit of the temperature and humidity controller is closed, and the direct current heater works; when the humidity in the protection box is higher than the threshold value, the dehumidification circuit of the temperature and humidity controller is closed, and the direct current fan works.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911239869.0A CN110926196A (en) | 2019-12-06 | 2019-12-06 | Automatic dehumidifying device for dam leading wire instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911239869.0A CN110926196A (en) | 2019-12-06 | 2019-12-06 | Automatic dehumidifying device for dam leading wire instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110926196A true CN110926196A (en) | 2020-03-27 |
Family
ID=69858159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911239869.0A Pending CN110926196A (en) | 2019-12-06 | 2019-12-06 | Automatic dehumidifying device for dam leading wire instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110926196A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114397931A (en) * | 2021-12-08 | 2022-04-26 | 国网福建省电力有限公司 | Dehumidification and liquid supplementation integrated tension wire intelligent control method and control device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6079483A (en) * | 1999-03-23 | 2000-06-27 | Trinity Industrial Corporation | Temperature/humidity controller for use in an air conditioner and a recording medium storing temperature/humidity control programs used therefor |
| CN201438273U (en) * | 2009-06-26 | 2010-04-14 | 常州敏特电器有限公司 | Temperature and humidity controller with digital display |
| CN104375541A (en) * | 2014-12-09 | 2015-02-25 | 淮海工学院 | All-intelligent temperature and humidity controller |
| CN105676920A (en) * | 2016-01-08 | 2016-06-15 | 国网山东省电力公司青岛供电公司 | Condensation elimination system of intelligent ring main unit |
| CN107941155A (en) * | 2017-12-14 | 2018-04-20 | 中国地震局地壳应力研究所 | A kind of new tensile-line instrument based on line array CCD |
| CN207301839U (en) * | 2017-10-24 | 2018-05-01 | 深圳市广明科技有限公司 | Integrated temperature and humidity controller |
-
2019
- 2019-12-06 CN CN201911239869.0A patent/CN110926196A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6079483A (en) * | 1999-03-23 | 2000-06-27 | Trinity Industrial Corporation | Temperature/humidity controller for use in an air conditioner and a recording medium storing temperature/humidity control programs used therefor |
| CN201438273U (en) * | 2009-06-26 | 2010-04-14 | 常州敏特电器有限公司 | Temperature and humidity controller with digital display |
| CN104375541A (en) * | 2014-12-09 | 2015-02-25 | 淮海工学院 | All-intelligent temperature and humidity controller |
| CN105676920A (en) * | 2016-01-08 | 2016-06-15 | 国网山东省电力公司青岛供电公司 | Condensation elimination system of intelligent ring main unit |
| CN207301839U (en) * | 2017-10-24 | 2018-05-01 | 深圳市广明科技有限公司 | Integrated temperature and humidity controller |
| CN107941155A (en) * | 2017-12-14 | 2018-04-20 | 中国地震局地壳应力研究所 | A kind of new tensile-line instrument based on line array CCD |
Non-Patent Citations (1)
| Title |
|---|
| 方卫华: "葛洲坝二江泄水阀自动检测系统更新改造", 《水利技术监督》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114397931A (en) * | 2021-12-08 | 2022-04-26 | 国网福建省电力有限公司 | Dehumidification and liquid supplementation integrated tension wire intelligent control method and control device |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200327 |