CN203148594U - Thermometer automatic environment temperature change testing apparatus - Google Patents
Thermometer automatic environment temperature change testing apparatus Download PDFInfo
- Publication number
- CN203148594U CN203148594U CN 201320153918 CN201320153918U CN203148594U CN 203148594 U CN203148594 U CN 203148594U CN 201320153918 CN201320153918 CN 201320153918 CN 201320153918 U CN201320153918 U CN 201320153918U CN 203148594 U CN203148594 U CN 203148594U
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- thermometer
- test job
- kapillary
- job chamber
- ambient temperature
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Abstract
The utility model relates to a thermometer automatic environment temperature change testing apparatus, which comprises a constant temperature bath work chamber with a built-in constant temperature slot used for keeping constant temperature, a capillary test work chamber and a thermometer testing work chamber; the through holes are provided at the top of the constant temperature bath work chamber and the bottom of the capillary testing work chamber, the through holes are provided at the top of the capillary testing work chamber and the bottom of the thermometer testing work chamber; a thermometer dial is placed in the thermometer testing work chamber, and the thermometer dial and the constant temperature slot are connected to the through holes through the capillary. The testing apparatus is a detection apparatus of environmental temperature influence amount of a pointer type thermometer, the environmental temperature influence amount can be detected by simulating on-side condition of the thermometer to improve a deviation state of two meters; The testing apparatus is the environmental temperature influence amount detection apparatus with the characteristics of convenience, utility and reliability.
Description
Technical field
The utility model relates to thermometer variation of ambient temperature test unit, is specifically related to the full-automatic variation of ambient temperature test unit of a kind of thermometer.
Background technology
The intelligent requirements of present domestic transformer station day by day improves, increasing of unattended operation transformer station, two requirements of showing deviations to the transformer temperature measuring equipment have also proposed higher requirement, according to the requirement among DL/T572-2010 " power transformer device operating standard " and the Q/GDW440 " oil-filled transformer temperature measuring equipment field calibration standard ", the difference of the on-the-spot dial thermometer of transformer temperature measuring equipment and distant place displays temperature (hereinafter to be referred as two table deviations) must not be greater than 5 ℃.In order to improve the security of transformer operation, become two bigger table bias phenomenons of appearance at south bridge, the research that we are correlated with is to improve the two table deviation states that exist at present.
Though can identify unacceptable product in the dial thermometer according to national grid Q/GDW440-2010 standard appendix E environment provided temperature effect test method, the bench teat product of only finishing just need the 2 day time an of personal work at least.Also this huge time cost variation of ambient temperature that causes each electric company of basic unit can't further pay close attention to test product when the dial thermometer receiving inspection influences whether water gaging is flat meets the requirements just.
The utility model content
In order to solve the problem of above-mentioned existence, the purpose of this utility model is to provide a kind of thermometer full-automatic variation of ambient temperature test unit, this test unit is the pick-up unit of pointer thermometer ambient temperature effect amount, come the amount of influence of detected temperatures meter environment temperature by analog temperature meter field working conditions, improve two table deviation states of present existence; This device is convenient, practical, reliable ambient temperature effect amount detecting device simultaneously.
For reaching above-mentioned purpose, the technical scheme that the utility model adopts is:
The full-automatic variation of ambient temperature test unit of a kind of thermometer, it is characterized in that, comprise for the calibration cell operating room that keeps constant temperature, built-in calibration cell, above described calibration cell operating room, install and be used for the kapillary test job chamber that variation of ambient temperature is born in the conduction of experimental study kapillary, installation thermometer test job chamber above described kapillary test job chamber; Top and going to the bottom of described kapillary test job chamber in described calibration cell operating room are provided with corresponding through hole, and top and going to the bottom of described thermometer test job chamber in described kapillary test job chamber are provided with corresponding through hole; At the inside of described thermometer test job chamber laying temperature meter dial plate, described thermometer dial plate and calibration cell pass the corresponding through hole of going to the bottom of going up top and kapillary test job chamber of described calibration cell operating room by kapillary, push up with going up of kapillary test job chamber and the through hole of the correspondence of going to the bottom of thermometer test job chamber is connected.
According to the full-automatic variation of ambient temperature test unit of thermometer that the utility model provides, preferably, the portable constant temperature groove is installed in described calibration cell operating room.
According to the full-automatic variation of ambient temperature test unit of thermometer that the utility model provides, preferably, the camera that is used for the recorder view data has been installed in the outside of described thermometer test job chamber.
The full-automatic variation of ambient temperature test unit of thermometer that provides according to the utility model, preferably, described calibration cell operating room, kapillary test job chamber and thermometer test job chamber are the whole casing that links together.
According to the full-automatic variation of ambient temperature test unit of thermometer that the utility model provides, preferably, the side of described thermometer test job chamber is provided for placing the computer operation platform of computing machine, and described computing machine is connected with printer, camera; Described computing machine is used for installing transformer with the software of thermometer ambient temperature effect amount full-automatic detection apparatus, controls full-automatic detection apparatus kapillary test job chamber and the temperature of thermometer test job chamber and the temperature of calibration cell.
According to the full-automatic variation of ambient temperature test unit of thermometer that the utility model provides, actual from producing, be devoted to solve transformer scene temperature meter and pulpit teletransmission temperature shows inconsistent problem, improve the two table deviation states that exist at present.By the mechanism of dial thermometer ambient temperature effect is analyzed and researched, the mechanism that fault produces is analyzed, transformer to various different brands is compared with pasta thermometer and winding temperature gage, and the equipment control work under big operation, the general overhaul pattern is had extremely important help.
The full-automatic variation of ambient temperature test unit of thermometer according to the utility model provides comprises: simulated environment sweat box, industrial computer, computer software and camera.As shown in Figure 1: full-automatic variation of ambient temperature test unit has 3 operating rooms, the environment temperature of each operating room can both produce-20 ℃ low temperature environment (simulation weather in winter) or+60 ℃ of hot environments (extreme operating conditions in summer under the simulation sunlight direct projection condition.Industrial computer and camera and printer etc. have been disposed simultaneously, according to default calibration cell working temperature (20 ℃ or 100 ℃) and operating room's test temperature and necessary temperature retention time supervisor.This software is the software kit that transformer is used thermometer ambient temperature effect amount full-automatic detection apparatus.Be used for the temperature of two testing laboratories of control full-automatic detection apparatus and the temperature of calibration cell, and by USB camera recorder view data, so that reading and check and correction.Thermometer dial plate and kapillary are put into environment temperature simulation case separately respectively, change 2 environment temperature simulation oven temperature, degree successively 0 ℃ or 20 ℃ or 60 ℃ (this moment, the standard thermostatic oil sump temperature was stabilized in 20 ℃ or 100 ℃ respectively), read the thermometer indicating value behind the environmental simulation temperature stabilization, thereby acquisition summer or winter environment temperature variation are finished all test subjects automatically to the deviation key element that this tested thermometer indicating value causes.
The beneficial effects of the utility model are:
The full-automatic variation of ambient temperature test unit of the thermometer that the utility model provides is the pick-up unit of pointer thermometer ambient temperature effect amount, comes the amount of influence of detected temperatures meter environment temperature by analog temperature meter field working conditions; This device is convenient, practical, reliable ambient temperature effect amount detecting device; transformer is analyzed and researched with the ambient temperature effect amount mechanism of dial thermometer; fundamentally solve transformer thermometer in service and the overproof defective of two table deviations occurs, the safe operation that the transformer non electrical quantity is protected provides technical support.
Description of drawings
The structural representation of the full-automatic variation of ambient temperature test unit of thermometer that Fig. 1 provides for the utility model.
Among the figure, 1-calibration cell operating room, 2-kapillary test job chamber, 3-thermometer test job chamber, 4-calibration cell, 5-thermometer dial plate, 6-camera, 7-kapillary, 8-computer operation platform, 9-computing machine, 10-printer.
Embodiment
The full-automatic variation of ambient temperature test unit of the thermometer that the utility model provides structure is as follows:
As shown in drawings, the full-automatic variation of ambient temperature test unit of the thermometer that the utility model provides, comprise for the calibration cell operating room that keeps constant temperature, built-in calibration cell, above the calibration cell operating room, install and be used for the kapillary test job chamber that variation of ambient temperature is born in the conduction of experimental study kapillary, installation thermometer test job chamber above kapillary test job chamber; Top and going to the bottom of described kapillary test job chamber in the calibration cell operating room are provided with corresponding through hole, and top and going to the bottom of described thermometer test job chamber in kapillary test job chamber are provided with corresponding through hole; At the inside of thermometer test job chamber laying temperature meter dial plate, thermometer dial plate and calibration cell pass the corresponding through hole of going to the bottom of going up top and kapillary test job chamber of described calibration cell operating room by kapillary, push up with going up of kapillary test job chamber and the through hole of the correspondence of going to the bottom of thermometer test job chamber is connected; The portable constant temperature groove is installed in the calibration cell operating room, the camera that is used for the recorder view data has been installed in the outside of thermometer test job chamber, the side of thermometer test job chamber is provided for placing the computer operation platform of computing machine, and described computing machine is connected with printer, camera.Computing machine is used for installing transformer with the software of thermometer ambient temperature effect amount full-automatic detection apparatus, controls full-automatic detection apparatus kapillary test job chamber and the temperature of thermometer test job chamber and the temperature of calibration cell.
The full-automatic variation of ambient temperature test unit of the thermometer that the utility model provides, have 3 operating rooms as the full-automatic variation of ambient temperature test unit of accompanying drawing 1:KH-2010 type, the environment temperature of each operating room can both produce-20 ℃ low temperature environment (simulation winter weather) or+60 ℃ of hot environments (extreme operating condition in summer under the simulation sunlight direct projection condition).There is not the variation of ambient temperature influence basically in the thermometer bulb of dial thermometer; Pointer scale disc portion (table meter part) is made link at thermometer and by ambient temperature compensation mechanism the extreme operating condition that may occur has been implemented correction; Experimental study when variation of ambient temperature is born for the kapillary conduction portion by operating room, KH-2010 middle part.
KH-2010 has disposed industrial computer and camera and printer etc. simultaneously, finishes all test subjects automatically according to the temperature retention time of default calibration cell working temperature (20 ℃ or 100 ℃) and operating room's test temperature and necessity etc. program elements.
The full-automatic variation of ambient temperature test unit of the thermometer that the utility model provides is the pick-up unit of pointer thermometer ambient temperature effect amount, comes the amount of influence of detected temperatures meter environment temperature by analog temperature meter field working conditions; This device is convenient, practical, reliable ambient temperature effect amount detecting device; transformer is analyzed and researched with the ambient temperature effect amount mechanism of dial thermometer; fundamentally solve transformer thermometer in service and the overproof defective of two table deviations occurs, the safe operation that the transformer non electrical quantity is protected provides technical support.
Claims (5)
1. full-automatic variation of ambient temperature test unit of thermometer, it is characterized in that: comprise for the calibration cell operating room that keeps constant temperature, built-in calibration cell, above described calibration cell operating room, install and be used for the kapillary test job chamber that variation of ambient temperature is born in the conduction of experimental study kapillary, installation thermometer test job chamber above described kapillary test job chamber; Top and going to the bottom of described kapillary test job chamber in described calibration cell operating room are provided with corresponding through hole, and top and going to the bottom of described thermometer test job chamber in described kapillary test job chamber are provided with corresponding through hole; At the inside of described thermometer test job chamber laying temperature meter dial plate, described thermometer dial plate and calibration cell pass the corresponding through hole of going to the bottom of going up top and kapillary test job chamber of described calibration cell operating room by kapillary, push up with going up of kapillary test job chamber and the through hole of the correspondence of going to the bottom of thermometer test job chamber is connected.
2. the full-automatic variation of ambient temperature test unit of thermometer according to claim 1 is characterized in that, the portable constant temperature groove is installed in described calibration cell operating room.
3. the full-automatic variation of ambient temperature test unit of thermometer according to claim 1 is characterized in that, the camera that is used for the recorder view data has been installed in the outside of described thermometer test job chamber.
4. the full-automatic variation of ambient temperature test unit of thermometer according to claim 1 is characterized in that, described calibration cell operating room, and kapillary test job chamber and thermometer test job chamber are the whole casing that links together.
5. the full-automatic variation of ambient temperature test unit of thermometer according to claim 1 is characterized in that, the side of described thermometer test job chamber is provided for placing the computer operation platform of computing machine, and described computing machine is connected with printer, camera.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320153918 CN203148594U (en) | 2013-03-30 | 2013-03-30 | Thermometer automatic environment temperature change testing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320153918 CN203148594U (en) | 2013-03-30 | 2013-03-30 | Thermometer automatic environment temperature change testing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203148594U true CN203148594U (en) | 2013-08-21 |
Family
ID=48976111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320153918 Expired - Lifetime CN203148594U (en) | 2013-03-30 | 2013-03-30 | Thermometer automatic environment temperature change testing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203148594U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104079879A (en) * | 2014-06-30 | 2014-10-01 | 苏州固基电子科技有限公司 | Pressure-type temperature controller video monitoring and detecting device |
| CN111930104A (en) * | 2020-08-18 | 2020-11-13 | 云南电网有限责任公司德宏供电局 | Portable temperature controller checking system based on oil groove |
-
2013
- 2013-03-30 CN CN 201320153918 patent/CN203148594U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104079879A (en) * | 2014-06-30 | 2014-10-01 | 苏州固基电子科技有限公司 | Pressure-type temperature controller video monitoring and detecting device |
| CN111930104A (en) * | 2020-08-18 | 2020-11-13 | 云南电网有限责任公司德宏供电局 | Portable temperature controller checking system based on oil groove |
| CN111930104B (en) * | 2020-08-18 | 2023-02-03 | 云南电网有限责任公司德宏供电局 | Portable temperature controller checking system based on oil groove |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130821 |
|
| CX01 | Expiry of patent term |