CN105181729B - A kind of performance test apparatus of temperature-sensing element - Google Patents
A kind of performance test apparatus of temperature-sensing element Download PDFInfo
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- CN105181729B CN105181729B CN201510573307.5A CN201510573307A CN105181729B CN 105181729 B CN105181729 B CN 105181729B CN 201510573307 A CN201510573307 A CN 201510573307A CN 105181729 B CN105181729 B CN 105181729B
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Abstract
A kind of performance test apparatus of temperature-sensing element, including testboard and heating tank, heating tank is interior to be equipped with heat transfer medium, heater and temperature sensor；The surface of heating tank is equipped at least one detecting tool that is driven by lifting device and can be moved up and down, detecting tool includes detection seat, Grating examinations head and fixture, loose slot, U-lag, pressure head, compression bar and spring are equipped in fixture, the upper end of compression bar is opposite with Grating examinations head；Testboard is equipped with control panel, button, display frame and display, further includes a controller, button, heater, temperature sensor, Grating examinations head and display are electrically connected with the controller.Beneficial effect is: carrying out automatic test to temperature-sensing element using dedicated equipment, it is not only simple in structure compact, convenient test is quick, testing efficiency is high, and accuracy is high, it ensure that the quality of temperature-sensing element, simultaneously can whether qualified with automatization judgement temperature-sensing element performance and be shown by display, it is easy to operate intuitively.
Description
Technical field
The present invention relates to a kind of performance test apparatus of temperature-sensing element.
Background technique
Temperature-sensing element is widely used in the various occasions for needing to control temperature as temperature feedback controller part,
Such as air-conditioning, refrigerator field.There are many types for temperature-sensing element, and leading type to be applied at present is temperature-sensing wax type temperature-sensing element,
Working principle is to convert heat into mechanical energy using the phase-change characteristic of temperature-sensing wax come the variation of sense ambient temperature, pushes sense
The push rod of warm element is mobile, to realize the automatic control of various functions.For this purpose, temperature-sensing element allows for correctly perceiving environment
Temperature, and push rod can be pushed to generate accurate path increment and thrust.Currently, generally being used manually to the performance test of temperature-sensing element
Test, not only testing efficiency is low, but also the accuracy tested is lower, not can guarantee the quality of temperature-sensing element.
Summary of the invention
In order to overcome the above deficiencies in the prior art, the present invention provides a kind of simple and compact for structure, convenient test
Quickly, the performance test apparatus for the temperature-sensing element that testing efficiency is high, accuracy is high.
The present invention the technical solution to solve the technical problem is that: a kind of performance test apparatus of temperature-sensing element, including test
Platform, the testboard are equipped with heating tank, the heater that is heated equipped with heat transfer medium, to the heat transfer medium in the heating tank,
And to the temperature sensor that the Current Temperatures of the heat transfer medium measure；
The surface of the heating tank is equipped at least one detecting tool that is driven by lifting device and can be moved up and down,
The detecting tool includes detecting seat, the Grating examinations head on the upside of the detection seat and set on the downside of the detection seat
On fixture, loose slot is vertically equipped in the fixture, through the U-lag having towards open front, the activity on the bottom wall of the loose slot
It is equipped with the pressure head slided above and below along the loose slot in slot, which is equipped with compression bar, and the upper end of the compression bar is from the loose slot
Roof be pierced by and opposite with the Grating examinations head, the top for being supported on the pressure head Yu the loose slot is set with outside the compression bar
Spring between wall；
The testboard is equipped with control panel and display frame, and the control panel is equipped with button, on the display frame
It further include a controller equipped with display, the button, heater, temperature sensor, Grating examinations head and display are and institute
State controller electrical connection.
Further, the testboard is equipped with the cooling bath that is driven by mobile device and can be moved back and forth, which moves
The underface of the detecting tool can be located at when moving in place, be equipped with cooling medium in the cooling bath.
Further, the mobile device includes the lateral gas being arranged outside two two sides for being located at the heating tank and laterally
Cylinder, the both ends of the cooling bath are separately fixed on the output end of two lateral cylinders.
Further, the lifting device includes vertically arranged vertical cylinder, the output end of the vertical cylinder and the inspection
Seat is surveyed to be connected.
Further, there are five the surface that the heating tank is arranged in simultaneously spacing side by side, the liftings for the detecting tool
Device also there are five and it is corresponding with the detecting tool one by one, it is there are five the displays and opposite with detecting tool one by one
It answers, the button has six pairs, wherein five pairs of buttons are corresponding with the detecting tool one by one, remaining a pair of button is
Total control switch.
In the use of the present invention, heater heats the heat transfer medium in heating tank, and temperature sensor is to heat transfer
The temperature of medium carries out control to meet the test temperature of temperature-sensing element, the U-lag being then put in temperature-sensing element on fixture
It is interior, there is a step limit in the upside of U-lag on temperature-sensing element, to will not fall downwards out of U-lag, then pressure head is in bullet
It is pressed under the action of spring on the push rod of temperature-sensing element, in this way, all installing temperature-sensing element in each detecting tool, then presses
All buttons also can according to need and press total control switch and corresponding button, and then vertical cylinder drives corresponding
Detection seat moves down, and Grating examinations head, fixture and the temperature-sensing element detected on seat moves down, and the lower part of fixture and temperature-sensing element are stretched
Enter in the heat transfer medium of heating tank, temperature-sensing element is heated generation movement to push the push rod on temperature-sensing element to move up, and push rod pushes away
Dynamic head and compression bar move up, and compression bar touches Grating examinations head, and Grating examinations head transmits the stroke that moves up of the push rod of temperature-sensing element
To controller, stroke value detected by controller temperature value according to detected by temperature sensor and Grating examinations head from
And to temperature-sensing element, whether qualification is judged automatically, and whether display closes the temperature-sensing element in corresponding detecting tool
Lattice are shown, very intuitively, and can test multiple temperature-sensing elements on the same device, and productivity is high, and detection is completed
Afterwards, vertical cylinder drives corresponding detection seat to move up, and Grating examinations head, fixture and the temperature-sensing element detected on seat moves up,
Then lateral cylinder drives cooling bath to be moved to the underface of detecting tool, then vertical cylinder drive corresponding detection seat and
Grating examinations head, fixture and temperature-sensing element thereon moves down, and temperature-sensing element is protruded into the cooling medium of cooling bath and cooled down, cold
But after, vertical cylinder drives corresponding detection seat and Grating examinations head, fixture and temperature-sensing element thereon to move up return, and
Lateral cylinder drives cooling bath return, then removes temperature-sensing element.
The beneficial effects of the present invention are: automatic test is carried out to temperature-sensing element using dedicated equipment, not only structure
Simple and compact, convenient test is quick, testing efficiency is high, and accuracy is high, ensure that the quality of temperature-sensing element, while can be certainly
Dynamicization judges whether temperature-sensing element performance is qualified and shown by display, easy to operate intuitive.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the cross-sectional view of detecting tool of the invention.
Specific embodiment
Invention is further described in detail with reference to the accompanying drawings and detailed description.
Referring to Fig.1, Fig. 2, a kind of performance test apparatus of temperature-sensing element, including testboard 1, the testboard are equipped with heating
Slot 2, the heater heated in the heating tank 2 equipped with heat transfer medium, to the heat transfer medium and works as the heat transfer medium
The temperature sensor that preceding temperature measures；
The surface of the heating tank 2 is equipped at least one detecting tool that is driven by lifting device and can be moved up and down,
The detecting tool includes detecting seat 3, the Grating examinations head 4 on the upside of the detection seat 3 and set on the detection seat 3
Fixture 18 on downside, is vertically equipped with loose slot 5 in the fixture 18, through the U-shaped having towards open front on the bottom wall of the loose slot 5
Slot 6, the loose slot 5 is interior to be equipped with the pressure head 7 slided above and below along the loose slot, which is equipped with compression bar 8, the compression bar 7
Upper end is pierced by and opposite with the Grating examinations head 4 from the roof of the loose slot, and suit is supported on the pressure outside the compression bar 7
Spring 9 between head and the roof of the loose slot；
The testboard 1 is equipped with control panel 10 and display frame 11, and the control panel 10 is equipped with button 12, described
It shows that frame 11 is equipped with display 13, further includes a controller, the button 12, heater, temperature sensor, Grating examinations head
4 and display 13 be electrically connected with the controller.
The testboard 1 is equipped with the cooling bath 14 that is driven by mobile device and can be moved back and forth, which is moved to
The underface of the detecting tool can be located at when position, be equipped with cooling medium in the cooling bath 14.
The mobile device includes the lateral cylinder 15 being arranged outside two two sides for being located at the heating tank 2 and laterally, institute
The both ends for stating cooling bath 14 are separately fixed on the output end of two lateral cylinders 15.
The lifting device includes vertically arranged vertical cylinder 16, the output end of the vertical cylinder and the detection seat 3
It is connected.
There are five the surface that the heating tank is arranged in simultaneously spacing side by side, the lifting devices also to have for the detecting tool
Five and corresponding with the detecting tool one by one, the display there are five and it is corresponding with detecting tool one by one, it is described to press
Button has six pairs, wherein five pairs of buttons are corresponding with the detecting tool one by one, remaining a pair of button is opened for master control
It closes.
In the use of the present invention, heater heats the heat transfer medium in heating tank 2, and temperature sensor is to heat transfer
The temperature of medium carries out control to meet the test temperature of temperature-sensing element, the U being then put in temperature-sensing element 17 on fixture 18
There is a step limit in the upside of U-lag 6 in shape slot 6, on temperature-sensing element 17, to will not fall downwards out of U-lag, then
Pressure head 7 is pressed on the push rod of temperature-sensing element 9 under the action of spring 9, in this way, all installing temperature-sensitive member in each detecting tool
Then part presses all buttons 12, also can according to need and press total control switch and corresponding button, then vertical cylinder
16 drive corresponding detection seat 3 to move down, and Grating examinations head 4, fixture 18 and the temperature-sensing element 17 detected on seat moves down, and press from both sides
The lower part of tool 18 and temperature-sensing element protrude into the heat transfer medium of heating tank 2, and temperature-sensing element is heated generation movement to push temperature-sensitive
Push rod on element moves up, and push rod pushes pressure head 7 and compression bar 8 to move up, and compression bar touches Grating examinations head 4, and Grating examinations head 4 will be felt
The stroke that moves up of the push rod of warm element passes to controller, controller temperature value according to detected by temperature sensor and light
Stroke value detected by grid detector 4 is to which to temperature-sensing element, whether qualification is judged automatically, and display 13 is to opposite
Whether qualification is shown temperature-sensing element 17 in the detecting tool answered, very intuitively, and can be surveyed on the same device
Multiple temperature-sensing elements are tried, productivity is high, and after the completion of detection, vertical cylinder 16 drives corresponding detection seat to move up, and detects on seat 3
Grating examinations head 4, fixture 18 and temperature-sensing element 17 move up, then lateral cylinder 15 drive cooling bath 14 be moved to detection work
The underface of dress, then vertical cylinder 16 drives corresponding detection seat 3 and Grating examinations head 4, fixture 18 and temperature-sensitive thereon
Element 17 moves down, and temperature-sensing element is protruded into the cooling medium of cooling bath 14 and cooled down, and after cooling, vertical cylinder 16 drives phase
Corresponding detection seat 3 and Grating examinations head 4, fixture 18 and temperature-sensing element 17 thereon move up return, and lateral cylinder 15 drives
14 return of cooling bath, then removes temperature-sensing element 17.
Claims (5)
1. a kind of performance test apparatus of temperature-sensing element, it is characterised in that: including testboard, which is equipped with heating tank,
The heater that is heated equipped with heat transfer medium, to the heat transfer medium in the heating tank and to the current temperature of the heat transfer medium
Spend the temperature sensor measured；
The surface of the heating tank is equipped at least one detecting tool that is driven by lifting device and can be moved up and down, the inspection
Surveying tooling includes detecting seat, the Grating examinations head on the upside of the detection seat and on the downside of the detection seat
Fixture, is vertically equipped with loose slot in the fixture, on the bottom wall of the loose slot in the U-lag having towards open front, the loose slot
Equipped with the pressure head slided above and below along the loose slot, which is equipped with compression bar, and the upper end of the compression bar is from the top of the loose slot
Wall is pierced by and opposite with the Grating examinations head, be set with outside the compression bar be supported on the pressure head and the loose slot roof it
Between spring；
The testboard is equipped with control panel and display frame, and the control panel is equipped with button, and the display frame is equipped with
Display, further includes a controller, the button, heater, temperature sensor, Grating examinations head and display with the control
Device electrical connection processed.
2. the performance test apparatus of temperature-sensing element described in accordance with the claim 1, it is characterised in that: the testboard be equipped with by
Mobile device drives and the cooling bath that can move back and forth, positioned at the underface of the detecting tool when which moves in place,
Cooling medium is equipped in the cooling bath.
3. the performance test apparatus of temperature-sensing element according to claim 2, it is characterised in that: the mobile device includes two
It is a outside the two sides of the heating tank and the lateral cylinder that is laterally arranged, the both ends of the cooling bath are separately fixed at two institutes
It states on the output end of lateral cylinder.
4. according to the performance test apparatus of temperature-sensing element described in one of claim 1 ~ 3, it is characterised in that: the lifting device
Including vertically arranged vertical cylinder, the output end of the vertical cylinder is connected with the detection seat.
5. the performance test apparatus of temperature-sensing element according to claim 4, it is characterised in that: there are five the detecting tools
And spacing side by side is arranged in the surface of the heating tank, the lifting device also there are five and one by one with the detecting tool phase
Corresponding, there are five the displays and corresponding with detecting tool one by one, and the button has six pairs, wherein five pairs of buttons one
One is corresponding with the detecting tool, and remaining a pair of button is total control switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510573307.5A CN105181729B (en) | 2015-09-10 | 2015-09-10 | A kind of performance test apparatus of temperature-sensing element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510573307.5A CN105181729B (en) | 2015-09-10 | 2015-09-10 | A kind of performance test apparatus of temperature-sensing element |
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| Publication Number | Publication Date |
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| CN105181729A CN105181729A (en) | 2015-12-23 |
| CN105181729B true CN105181729B (en) | 2018-12-25 |
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| CN201510573307.5A Active CN105181729B (en) | 2015-09-10 | 2015-09-10 | A kind of performance test apparatus of temperature-sensing element |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105640509B (en) * | 2016-01-04 | 2018-06-15 | 中国计量学院 | The loading attachment of electric thermometer test |
| CN106225956A (en) * | 2016-08-31 | 2016-12-14 | 芜湖天宇科技开发有限公司 | Temperature sensor multichannel resistance monitor station and detection method thereof |
| CN106984553B (en) * | 2017-05-18 | 2022-09-13 | 慈溪市东南复合材料有限公司 | Automatic inspection equipment for temperature-sensing element |
| CN107238625A (en) * | 2017-07-26 | 2017-10-10 | 芜湖富春染织股份有限公司 | Dyed yarn thermal contraction detection means |
| CN108435581B (en) * | 2018-01-31 | 2019-11-19 | 广州加杰精密机械有限公司 | A kind of cold and hot survey machine |
| CN109540310A (en) * | 2019-01-08 | 2019-03-29 | 贵州大学 | A kind of mechanical equipment temperature-detecting device |
| CN110763357A (en) * | 2019-11-08 | 2020-02-07 | 江苏科技大学 | Capacitive temperature sensor and use method |
| CN111813081B (en) * | 2020-07-02 | 2021-06-01 | 佛山市利涛电子科技有限公司 | Temperature controller life test equipment |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59216025A (en) * | 1983-05-24 | 1984-12-06 | Teikoku Piston Ring Co Ltd | Wax element type remote temperature detector and transmitter |
| CN101828906B (en) * | 2010-05-05 | 2011-08-24 | 中国计量学院 | Automatic verifying system of multigroove electronic thermometer |
| CN102183947B (en) * | 2011-01-27 | 2013-06-26 | 西北工业大学 | Detection device for temperature-sensing thermal actuators |
| CN201993185U (en) * | 2011-04-07 | 2011-09-28 | 杭州科宏仪器仪表有限公司 | Fully-automatic thermometer calibration device |
| CN104034754A (en) * | 2014-06-25 | 2014-09-10 | 昆山联德精密机械有限公司 | Structured device for measuring temperature of heat pipe and automatically judging |
| CN205015301U (en) * | 2015-09-10 | 2016-02-03 | 慈溪市东南复合材料有限公司 | Capability test equipment of temperature -sensing element |
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