CN110987495B - Radiator testing device - Google Patents
Radiator testing device Download PDFInfo
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- CN110987495B CN110987495B CN201911216231.5A CN201911216231A CN110987495B CN 110987495 B CN110987495 B CN 110987495B CN 201911216231 A CN201911216231 A CN 201911216231A CN 110987495 B CN110987495 B CN 110987495B
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- cooling medium
- heat sink
- pipeline
- testing
- heat exchanger
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
Abstract
A heat sink testing apparatus includes a container for storing a cooling medium, the container having a cooling medium outflow port and a cooling medium inflow port; the cooling medium outlet, the power device and the cooling medium inlet are sequentially connected through a first pipeline, and the cooling medium outlet, the heat exchanger and the cooling medium inlet are sequentially connected through a second pipeline; the cooling medium inflow joint and the cooling medium outflow joint are used for being fixedly connected with a first radiator to be tested; the power device is used for providing power for the cooling medium; the testing device comprises a fan and a testing chamber, wherein the fan is fixedly connected with the heat exchanger, and the testing chamber is used for accommodating a second radiator to be tested. The air-cooled radiator testing device and the water-cooled radiator testing device are integrated, and a plurality of testing items can be tested simultaneously; the test flow is simplified, the test time is shortened, and the test cost is reduced.
Description
Technical Field
The application relates to the technical field of power electronics, in particular to a radiator testing device.
Background
The existing radiator testing device mainly comprises an air-cooled radiator testing device and a water-cooled radiator testing device. The air-cooled radiator testing device is mainly used for testing the performance of a radiator under a certain condition and comprises a heat source, a wind tunnel and other testing platforms; the defects of high construction cost and large occupied area of the wind tunnel test platform. The water-cooled radiator testing device comprises a pressure maintaining machine, a flow resistance tester and heat dissipation performance testing equipment; the problems exist that the equipment is various and scattered, and the testing process is complicated.
Therefore, a heat sink testing device with simple testing process and low cost is needed
Disclosure of Invention
In view of this, an object of the present application is to provide a heat sink testing apparatus, so as to solve the problems of high cost and complicated testing process existing in the conventional heat sink testing apparatus.
The technical scheme adopted by the application for solving the technical problems is as follows:
according to an aspect of the present application, there is provided a heat sink testing apparatus, comprising:
a container for storing a cooling medium, the container having a cooling medium outflow port and a cooling medium inflow port;
the cooling medium outlet, the power device and the cooling medium inlet are sequentially connected through a first pipeline, and the cooling medium outlet, the heat exchanger and the cooling medium inlet are sequentially connected through a second pipeline; the cooling medium inflow joint and the cooling medium outflow joint are used for being fixedly connected with a first radiator to be tested;
the power device is used for providing power for the cooling medium, so that the cooling medium flows out from the cooling medium outlet, passes through the first pipeline, the first radiator, the second pipeline and the heat exchanger, and then flows in from the cooling medium inlet;
the testing device comprises a fan and a testing chamber, wherein the fan is fixedly connected with the heat exchanger, and the testing chamber is used for accommodating a second radiator to be tested.
In one embodiment, the cooling medium inflow joint includes N cooling medium inflow sub-joints;
the first pipeline comprises a first shunt main pipeline and N first shunt branches connected with the first shunt main pipeline;
the N cooling medium inflow sub-joints are respectively and correspondingly connected with the N first branch lines.
In one embodiment, the cooling medium inflow joint includes M cooling medium outflow sub-joints;
the second pipeline comprises a second shunt main pipeline and M second shunt branches connected with the second shunt main pipeline;
the M cooling medium outflow sub-joints are respectively and correspondingly connected with the M second branch circuits.
In one embodiment, the first branch line is provided with a first thermometer for measuring the cooling medium, and the second branch line is provided with a second thermometer for measuring the cooling medium.
In one embodiment, at least one of the following is provided on the first branch path and/or the second branch path:
pressure gauge, flowmeter, ball valve.
In one embodiment, the fan is disposed on an upper surface of the heat exchanger and the test chamber is disposed on a lower surface of the heat exchanger; or the fan is arranged on the lower surface of the heat exchanger, and the test chamber is arranged on the upper surface of the heat exchanger.
In one embodiment, the testing chamber comprises a base, a drawer arranged on the base and capable of being pushed and pulled;
and an air inlet is formed at one end of the drawer.
In one embodiment, the air inlet is provided with a movable baffle to accommodate the second heat sink of a different shape and size.
In one embodiment, the heat sink testing apparatus further comprises a heater for controlling the temperature of the cooling medium.
In one embodiment, the heat sink testing device further comprises a switch for controlling the power device to be turned on or off.
According to the radiator testing device, the air-cooled radiator testing device and the water-cooled radiator testing device are integrated, and a plurality of testing items can be tested simultaneously; the test flow is simplified, the test time is shortened, and the test cost is reduced.
Drawings
FIG. 1 is a schematic view of a heat sink testing apparatus according to an embodiment of the present application;
FIG. 2 is a schematic view of another perspective of the heat sink testing apparatus according to the embodiment of the present application;
fig. 3 is a schematic diagram illustrating a heat sink testing apparatus according to an embodiment of the present disclosure.
The implementation, functional features and advantages of the objectives of the present application will be further explained with reference to the accompanying drawings.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer and clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 3, an embodiment of the present application provides a heat sink testing apparatus, including:
a container 11 for storing a cooling medium, said container 11 having a cooling medium outflow (not shown in the figures) and a cooling medium inflow (not shown in the figures). Cooling media include, but are not limited to, water, cooling media containing water, other media that can be used for cooling.
A heater 12 for controlling the temperature of the cooling medium.
The cooling medium outlet port, the power unit 13, and the cooling medium inlet joint 20, which are connected in this order by a first pipe, and the cooling medium outlet joint 21, the heat exchanger 28, and the cooling medium inlet port, which are connected in this order by a second pipe; the coolant inflow connection 20 and the coolant outflow connection 21 are intended for a fixed connection to a first radiator to be tested, for example: a water-cooled heat sink to be tested.
The power device 13 is configured to provide power for the cooling medium, so that the cooling medium flows out from the cooling medium outlet, passes through the first pipeline, the first radiator, the second pipeline and the heat exchanger 28, and flows in from the cooling medium inlet.
And a switch 14 for controlling the starting and stopping of the power device.
The cooling medium inflow joint 20 may include 3 cooling medium inflow sub-joints; the first pipeline comprises a first branch main pipeline 16 and 3 first branch branches (shown as 17, 18 and 19 in the figure) connected with the first branch main pipeline 16; the 3 cooling medium inflow sub-joints are respectively and correspondingly connected with the 3 first branch lines.
The cooling medium inflow joint 21 also includes 3 cooling medium outflow sub-joints; the second pipeline comprises a second branch main pipeline 25 and 3 second branch branches (22, 23 and 24 in the figure) connected with the second branch main pipeline 25; and the 3 cooling medium outflow sub-joints are respectively and correspondingly connected with the 3 second branch circuits.
A first thermometer 15 for measuring the cooling medium is arranged on the first branch main line 16, and a second thermometer 26 for measuring the cooling medium is arranged on the second branch main line 25.
In this embodiment, at least one of the following branches is disposed on the first branch path and/or the second branch path: pressure gauge, flowmeter, ball valve.
Through the first branch road and the second branch road and the configuration of different devices, the test of tiny pressure loss, the test of large flow/large pressure loss, the test of quality and reliability of the radiator and the like can be realized. For example: a precision pressure gauge, a precision flow meter and a flow control ball valve are arranged in the first branch 17 and the second branch 22 to realize a micro pressure loss test, a wide-range pressure gauge, a wide-range flow meter and a flow control ball valve are arranged in the first branch 18 and the second branch 23 to realize a large flow/large pressure loss test, and a radiator quality and reliability test is realized in the first branch 19 and the second branch 24.
It should be noted that the number of the first shunt branch and the second shunt branch is not limited herein, and the first shunt branch and the second shunt branch may be configured according to the test requirement.
A fan 27 fixedly connected to the heat exchanger 28 and a test chamber for receiving a second heat sink to be tested, for example: an air-cooled radiator to be tested.
In the present embodiment, the fan 27 is disposed on the upper surface of the heat exchanger 28, and the test chamber is disposed on the lower surface of the heat exchanger 28; and vice versa.
The testing chamber comprises a base 30 and a drawer 29 which is arranged on the base 30 and can be pushed and pulled; one end of the drawer is provided with an air inlet 31.
The air inlet 31 is provided with a horizontally movable baffle to adapt to the second heat sink with different shapes and sizes.
The test chamber can be used for performance tests of different air-cooled radiators, an equal heat source device is added on the air-cooled radiator, the temperature of the heat source is detected, the air-cooled radiator is placed in the drawer 29, the position of the baffle at the air inlet 31 is adjusted to form a closed air duct, and after the fan 27 is started, the heat radiation performance of the air-cooled radiator can be compared with the temperature of the heat source.
The following describes the testing process of the heat sink testing apparatus with reference to fig. 3:
as shown in fig. 3, after the heat sink testing apparatus is operated, the cooling medium in the container 11 is driven by a power device 13 (e.g., a water pump) and is diverted to the heat sink of the corresponding test item through a first main diversion pipeline 16, and if the heat dissipation performance of the heat sink is tested, a corresponding heat source, such as a heating block, needs to be added to the heat sink.
The fan 27 and the heat exchanger 28 are used for carrying away heat, and the temperature of the cooling medium is controlled by controlling the switch of the heater 12 and the switch of the fan 27 and the heat exchanger 28, so that all tests are carried out at the same medium temperature.
By reading the parameters of the pressure gauge, the thermometer and the thermocouple, the flow resistance of the water-cooling radiator at the specified flow can be measured, and the air tightness and reliability of the water-cooling radiator can be tested.
And testing the performance of the air-cooled radiator through the testing chamber. Specifically, an equivalent heat source device is added on the air-cooled radiator, the temperature of the heat source is detected, the air-cooled radiator is placed in the drawer 29, the position of the baffle at the air inlet 31 is adjusted to form a closed air duct, and after the fan 27 is started, the heat radiation performance of the air-cooled radiator can be compared by comparing the temperature of the heat source.
According to the radiator testing device, the air-cooled radiator testing device and the water-cooled radiator testing device are integrated, and a plurality of testing items can be tested simultaneously; the test flow is simplified, the test time is shortened, and the test cost is reduced.
The preferred embodiments of the present application have been described above with reference to the accompanying drawings, and are not intended to limit the scope of the claims of the application accordingly. Any modifications, equivalents and improvements which may occur to those skilled in the art without departing from the scope and spirit of the present application are intended to be within the scope of the claims of the present application.
Claims (10)
1. A heat sink testing apparatus, comprising:
a container for storing a cooling medium, the container having a cooling medium outflow port and a cooling medium inflow port;
the cooling medium outlet, the power device and the cooling medium inlet are sequentially connected through a first pipeline, and the cooling medium outlet, the heat exchanger and the cooling medium inlet are sequentially connected through a second pipeline; the cooling medium inflow joint and the cooling medium outflow joint are used for being fixedly connected with a first radiator to be tested;
the power device is used for providing power for the cooling medium, so that the cooling medium flows out from the cooling medium outlet, passes through the first pipeline, the first radiator, the second pipeline and the heat exchanger, and then flows in from the cooling medium inlet;
the testing device comprises a fan and a testing chamber, wherein the fan is fixedly connected with the heat exchanger, and the testing chamber is used for accommodating a second radiator to be tested.
2. The heat sink testing apparatus according to claim 1, wherein the cooling medium inflow joint includes N cooling medium inflow sub-joints;
the first pipeline comprises a first shunt main pipeline and N first shunt branches connected with the first shunt main pipeline;
the N cooling medium inflow sub-joints are respectively and correspondingly connected with the N first branch lines.
3. The heat sink testing apparatus according to claim 2, wherein the cooling medium outflow joint includes M cooling medium outflow sub-joints;
the second pipeline comprises a second shunt main pipeline and M second shunt branches connected with the second shunt main pipeline;
the M cooling medium outflow sub-joints are respectively and correspondingly connected with the M second branch circuits.
4. A heat sink testing device according to claim 3, wherein a first thermometer for measuring the cooling medium is provided on the first branch flow main pipe, and a second thermometer for measuring the cooling medium is provided on the second branch flow main pipe.
5. The heat sink testing device according to claim 3, wherein at least one of the following is provided on the first branch path and/or the second branch path:
pressure gauge, flowmeter, ball valve.
6. The heat sink testing apparatus of claim 1, wherein the fan is disposed on an upper surface of the heat exchanger and the testing chamber is disposed on a lower surface of the heat exchanger; or the fan is arranged on the lower surface of the heat exchanger, and the test chamber is arranged on the upper surface of the heat exchanger.
7. The heat sink testing apparatus of claim 6, wherein the testing chamber comprises a base, a drawer disposed on the base and capable of being pushed and pulled;
and an air inlet is formed at one end of the drawer.
8. The heat sink testing apparatus of claim 7, wherein the air inlet is provided with a movable baffle to accommodate the second heat sink of a different shape and size.
9. The heat sink testing apparatus of claim 1, further comprising a heater for controlling the temperature of the cooling medium.
10. The heat sink testing apparatus of claim 1, further comprising a switch for controlling the power plant to start and stop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911216231.5A CN110987495B (en) | 2019-12-02 | 2019-12-02 | Radiator testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911216231.5A CN110987495B (en) | 2019-12-02 | 2019-12-02 | Radiator testing device |
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| Publication Number | Publication Date |
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| CN110987495A CN110987495A (en) | 2020-04-10 |
| CN110987495B true CN110987495B (en) | 2021-12-07 |
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| CN201911216231.5A Active CN110987495B (en) | 2019-12-02 | 2019-12-02 | Radiator testing device |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112697490A (en) * | 2020-12-15 | 2021-04-23 | 珠海格力智能装备有限公司 | Testing device |
| CN113295447A (en) * | 2021-05-31 | 2021-08-24 | 中车青岛四方机车车辆股份有限公司 | Verification system of micro-channel phase change radiator |
| CN115165428B (en) * | 2022-09-06 | 2022-11-29 | 山东中茂散热器有限公司 | Radiator testing device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR0153886B1 (en) * | 1995-12-21 | 1998-12-01 | 김태구 | Radiator tester for automobile |
| CN201289435Y (en) * | 2008-10-29 | 2009-08-12 | 潍坊恒安散热器集团有限公司 | Test stand for heat dispersion of radiator |
| CN102262100A (en) * | 2011-04-22 | 2011-11-30 | 中国电力科学研究院 | Novel thermal resistance and flow resistance test device for radiator |
| CN102331439A (en) * | 2011-09-29 | 2012-01-25 | 王加龙 | Test device for radiating property of cooler |
| CN104390785A (en) * | 2014-10-28 | 2015-03-04 | 北京新能源汽车股份有限公司 | Test stand for pure electric automobile cooling system |
| CN106441797A (en) * | 2016-08-25 | 2017-02-22 | 中国电子科技集团公司第十研究所 | Automatic cold plate flow resistance testing system |
-
2019
- 2019-12-02 CN CN201911216231.5A patent/CN110987495B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR0153886B1 (en) * | 1995-12-21 | 1998-12-01 | 김태구 | Radiator tester for automobile |
| CN201289435Y (en) * | 2008-10-29 | 2009-08-12 | 潍坊恒安散热器集团有限公司 | Test stand for heat dispersion of radiator |
| CN102262100A (en) * | 2011-04-22 | 2011-11-30 | 中国电力科学研究院 | Novel thermal resistance and flow resistance test device for radiator |
| CN102331439A (en) * | 2011-09-29 | 2012-01-25 | 王加龙 | Test device for radiating property of cooler |
| CN104390785A (en) * | 2014-10-28 | 2015-03-04 | 北京新能源汽车股份有限公司 | Test stand for pure electric automobile cooling system |
| CN106441797A (en) * | 2016-08-25 | 2017-02-22 | 中国电子科技集团公司第十研究所 | Automatic cold plate flow resistance testing system |
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| CN110987495A (en) | 2020-04-10 |
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