CN206292196U - For the test device of heat conductivity of heat-conduction silicone grease - Google Patents
For the test device of heat conductivity of heat-conduction silicone grease Download PDFInfo
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- CN206292196U CN206292196U CN201621348069.4U CN201621348069U CN206292196U CN 206292196 U CN206292196 U CN 206292196U CN 201621348069 U CN201621348069 U CN 201621348069U CN 206292196 U CN206292196 U CN 206292196U
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- heat
- silicone grease
- heating body
- electric heating
- radiating substrate
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Abstract
The utility model discloses a kind of test device for heat conductivity of heat-conduction silicone grease, the present apparatus includes electric heating body, heat-radiating substrate, support column, temperature sensor, protection case, Switching Power Supply and data logger, support column is located at heat-radiating substrate bottom surface corner, electric heating body is by bolt on heat-radiating substrate, temperature sensor is located at electric heating body surface and the upper and lower surface of heat-radiating substrate, protective cover clamshell closes electric heating body and heat-radiating substrate, the both positive and negative polarity of Switching Power Supply connects the power input of the electric heating body, the signal output part of temperature sensor connects the signal input part of data logger.The present apparatus can simulate heat-conducting silicone grease actual condition and be easy to carry and operate, and can quickly and easily test the heat conductivility of heat-conducting silicone grease, have directive significance to the practical application of heat-conducting silicone grease, it is ensured that the radiating effect of electronic components of high power.
Description
Technical field
The utility model is related to a kind of test device for heat conductivity of heat-conduction silicone grease.
Background technology
With the increasingly exhaustion of traditional fossil energy, and requirement more and more higher of the people to environment, electric automobile is substituted
Orthodox car will be the inexorable trend of China Automobile Industry.In the control system of electric automobile, the various power electronics such as IGBT
Component carries very big power at work, and the heating of its own is also fairly obvious.If can not be by radiating in time
Unite and discharge the heat of electronic components of high power, the service behaviour of electronic component will be had a strong impact on, serious can even draw
Play the major accidents such as electronics component damage.Heat-conducting silicone grease is a kind of pasty masses based on organic silicone, and it has excellent
Different heat conductivility, is commonly used to fill the space between heating element and heat abstractor in the electrical apparatus, to strengthen radiating
Effect.Especially it is widely used in fields such as IGBT, CPU, LED.
The heat conductivility quality of heat-conducting silicone grease is the key factor for influenceing electronic components of high power radiating effect, therefore is made
The heat conductivility of heat-conducting silicone grease must be tested with before heat-conducting silicone grease.The index for weighing heat conductivity of heat-conduction silicone grease is thermal conductivity
Rate, but at present measurement heat conductivity of heat conduction silicate equipment there are problems that it is expensive, bulky, make this
A little instruments can not be widely used.On the other hand, heat-conducting silicone grease it is actually used in, it is and electronic components of high power
Etc. being used in conjunction with specific radiating occasion.The simple thermal conductivity parameter for obtaining heat-conducting silicone grease can not intuitively evaluate it in reality
Heat-conducting effect in the applying working condition of border.Therefore, in actual use in the urgent need to one kind can simulate heat-conducting silicone grease actual condition
And the test device for being easy to carry and operating, is tested with the heat conductivility for realizing heat-conducting silicone grease under actual condition.
The content of the invention
Technical problem to be solved in the utility model is to provide a kind of test device for heat conductivity of heat-conduction silicone grease,
The present apparatus can simulate heat-conducting silicone grease actual condition and be easy to carry and operate, and can quickly and easily test leading for heat-conducting silicone grease
Hot property, has directive significance to the practical application of heat-conducting silicone grease, it is ensured that the radiating effect of electronic components of high power.
In order to solve the above technical problems, the test device that the utility model is used for heat conductivity of heat-conduction silicone grease includes that electricity generates heat
Body, heat-radiating substrate, support column, temperature sensor, protection case, Switching Power Supply and data logger, the support column are located at institute
Heat-radiating substrate bottom surface corner is stated, by bolt on the heat-radiating substrate, the temperature sensor is located at the electric heating body
The electric heating body surface and the upper and lower surface of heat-radiating substrate, the protective cover clamshell close the electric heating body and radiating base
Plate, the both positive and negative polarity of the Switching Power Supply connects the power input of the electric heating body, the signal output of the temperature sensor
The signal input part of the end connection data logger.
Further, at least one radiating surface of the electric heating body is plane.
Further, the temperature sensor is thermocouple.
Further, the electric heating body is identical with the bolt tightening torque that heat-radiating substrate is connected.
Further, the temperature data that the data logger is transmitted by sampling period record temperature sensor.
Further, the sampling period of the data logger is 5~20 seconds.
Further, the protection case is the semi-closed casings of plastic material.
Because the test device that the utility model is used for heat conductivity of heat-conduction silicone grease employs above-mentioned technical proposal, i.e. this dress
Put including electric heating body, heat-radiating substrate, support column, temperature sensor, protection case, Switching Power Supply and data logger, support
Post is located at heat-radiating substrate bottom surface corner, and by bolt on heat-radiating substrate, temperature sensor is located at electric heating body to electric heating body
Surface and the upper and lower surface of heat-radiating substrate, protective cover clamshell close electric heating body and heat-radiating substrate, and the both positive and negative polarity of Switching Power Supply connects
The power input of the electric heating body is connect, the signal output part of temperature sensor connects the signal input part of data logger.
The present apparatus can simulate heat-conducting silicone grease actual condition and be easy to carry and operate, and can quickly and easily test leading for heat-conducting silicone grease
Hot property, has directive significance to the practical application of heat-conducting silicone grease, it is ensured that the radiating effect of electronic components of high power.
Brief description of the drawings
The utility model is described in further detail with implementation method below in conjunction with the accompanying drawings：
Fig. 1 is the test device structural representation that the utility model is used for heat conductivity of heat-conduction silicone grease.
Specific embodiment
Embodiment is as shown in figure 1, the test device that the utility model is used for heat conductivity of heat-conduction silicone grease includes electric heating body
1st, heat-radiating substrate 2, support column 3, temperature sensor 4, protection case 5, Switching Power Supply 6 and data logger 7, the support column 3
Located at the bottom surface corner of the heat-radiating substrate 2, the electric heating body 1 is located on the heat-radiating substrate 2 by bolt 11, the temperature
Sensor 4 closes the electricity hair located at the surface of the electric heating body 1 and the upper and lower surface of heat-radiating substrate 2, the cover of protection case 5
Hot body 1 and heat-radiating substrate 2, the both positive and negative polarity of the Switching Power Supply 6 connect the power input of the electric heating body 1, the temperature
The signal output part of sensor 4 connects the signal input part of the data logger 7.
Preferably, at least one radiating surface of the electric heating body 1 is plane.
Preferably, the temperature sensor 4 is thermocouple.
Preferably, the electric heating body 1 is identical with the screw-down torque of bolt 11 that heat-radiating substrate 2 is connected.
Preferably, the temperature data that the data logger 7 is transmitted by sampling period record temperature sensor 4.
Preferably, the sampling period of the data logger 7 is 5~20 seconds.
Preferably, the protection case 5 is the semi-closed casings of plastic material.Protection case can be played and avoid sky simultaneously
Air-flow leads to the influence to testing and prevents safing effect of getting an electric shock.
When heat conductivity of heat-conduction silicone grease is tested, the mode of heat-conducting silicone grease silk-screen printing is coated on electric heating body and is dissipated
Between hot substrate, the power supply of constant voltage is provided for electric heating body by Switching Power Supply, electric heating body is produced according to certain power
Heat amount, electric heating body own temperature rises.Electric heating body is transferred heat on heat-radiating substrate by heat-conducting silicone grease simultaneously, is dissipated
The temperature of hot substrate rises therewith, and temperature sensor gathers the temperature data of electric heating body and heat-radiating substrate upper and lower surface simultaneously respectively
Transmit to data logger；By contrasting the temperature difference between electric heating body and heat-radiating substrate, you can evaluate heat-conducting silicone grease heat conduction
The quality of performance.
The present apparatus simplifies the test equipment of heat-conducting silicone grease, facilitates carrying and uses；Can simulate under actual condition
The heat-conducting effect of heat-conducting silicone grease, the directive significance with practical application operating mode；Can by the output voltage for adjusting Switching Power Supply
The temperature of electric heating body is controlled, such that it is able to simulate the heat conductivility of heat-conducting silicone grease under different temperatures operating mode.
Claims (7)
1. a kind of test device for heat conductivity of heat-conduction silicone grease, it is characterised in that：The present apparatus includes electric heating body, radiating base
Plate, support column, temperature sensor, protection case, Switching Power Supply and data logger, the support column are located at the heat-radiating substrate
Bottom surface corner, by bolt on the heat-radiating substrate, the temperature sensor is located at the electricity heating for the electric heating body
Body surface face and the upper and lower surface of heat-radiating substrate, the protective cover clamshell close the electric heating body and heat-radiating substrate, the switch
The both positive and negative polarity of power supply connects the power input of the electric heating body, and the signal output part of the temperature sensor connects the number
According to the signal input part of recorder.
2. the test device for heat conductivity of heat-conduction silicone grease according to claim 1, it is characterised in that：The electricity heating
At least one radiating surface of body is plane.
3. the test device for heat conductivity of heat-conduction silicone grease according to claim 1 and 2, it is characterised in that：The temperature
Degree sensor is thermocouple.
4. the test device for heat conductivity of heat-conduction silicone grease according to claim 3, it is characterised in that：The electricity heating
Body is identical with the bolt tightening torque that heat-radiating substrate is connected.
5. the test device for heat conductivity of heat-conduction silicone grease according to claim 4, it is characterised in that：The data note
The temperature data that record device is transmitted by sampling period record temperature sensor.
6. the test device for heat conductivity of heat-conduction silicone grease according to claim 5, it is characterised in that：The data note
The sampling period for recording device is 5~20 seconds.
7. the test device for heat conductivity of heat-conduction silicone grease according to claim 1, it is characterised in that：The protective cover
Shell is the semi-closed casings of plastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621348069.4U CN206292196U (en) | 2016-12-09 | 2016-12-09 | For the test device of heat conductivity of heat-conduction silicone grease |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621348069.4U CN206292196U (en) | 2016-12-09 | 2016-12-09 | For the test device of heat conductivity of heat-conduction silicone grease |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206292196U true CN206292196U (en) | 2017-06-30 |
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ID=59097709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621348069.4U Active CN206292196U (en) | 2016-12-09 | 2016-12-09 | For the test device of heat conductivity of heat-conduction silicone grease |
Country Status (1)
| Country | Link |
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| CN (1) | CN206292196U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108072680A (en) * | 2018-01-19 | 2018-05-25 | 林荣铨 | A kind of use for laboratory heat conductivity of heat-conduction silicone grease evaluating apparatus |
| CN110887863A (en) * | 2018-09-10 | 2020-03-17 | 湖南中车时代电动汽车股份有限公司 | System and method for analyzing performance of heat conduction material under power device application condition |
| CN110887862A (en) * | 2019-12-29 | 2020-03-17 | 上海锦湖日丽塑料有限公司 | Rapid heat-conducting performance testing device and testing method thereof |
| CN111879813A (en) * | 2020-07-15 | 2020-11-03 | 国电南瑞科技股份有限公司 | Heat transfer performance parameter measuring device for heat-conducting medium for mounting IGBT (insulated Gate Bipolar transistor) module |
| CN114441592A (en) * | 2022-01-28 | 2022-05-06 | 浪潮电子信息产业股份有限公司 | Device and method for simulation test of performance of heat-conducting silicone grease in storage device |
| CN114509468A (en) * | 2021-12-30 | 2022-05-17 | 江苏集萃未来城市应用技术研究所有限公司 | System and method for detecting heat dissipation performance of electronic circuit packaging module |
-
2016
- 2016-12-09 CN CN201621348069.4U patent/CN206292196U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108072680A (en) * | 2018-01-19 | 2018-05-25 | 林荣铨 | A kind of use for laboratory heat conductivity of heat-conduction silicone grease evaluating apparatus |
| CN110887863A (en) * | 2018-09-10 | 2020-03-17 | 湖南中车时代电动汽车股份有限公司 | System and method for analyzing performance of heat conduction material under power device application condition |
| CN110887862A (en) * | 2019-12-29 | 2020-03-17 | 上海锦湖日丽塑料有限公司 | Rapid heat-conducting performance testing device and testing method thereof |
| CN111879813A (en) * | 2020-07-15 | 2020-11-03 | 国电南瑞科技股份有限公司 | Heat transfer performance parameter measuring device for heat-conducting medium for mounting IGBT (insulated Gate Bipolar transistor) module |
| CN114509468A (en) * | 2021-12-30 | 2022-05-17 | 江苏集萃未来城市应用技术研究所有限公司 | System and method for detecting heat dissipation performance of electronic circuit packaging module |
| CN114441592A (en) * | 2022-01-28 | 2022-05-06 | 浪潮电子信息产业股份有限公司 | Device and method for simulation test of performance of heat-conducting silicone grease in storage device |
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