Water-cooling tool for testing thermal performance of multi-heat-source radiator

Abstract

The utility model discloses a water-cooling tool for testing thermal performance of a multi-heat-source radiator. The water-cooling tool comprises a box body; the heat insulation plate is attached to the inner side surface of the box body; the mounting plate is arranged in the box body and is used for supporting a tested product; the heat source heating blocks are fixed on the surface of the mounting plate; the pressing block is used for pressing a tested product on the surface of the heat source heating block; the cooling blocks are distributed in the box body, spiral water flow channels are arranged in the cooling blocks, and the cooling blocks and an external water tank form a closed-loop water circulation system through the water inlet connector, the water outlet connector and a water flow pipeline. A stable test environment is established through a heat insulation plate and a sealed box body structure, and it is guaranteed that the radiator is tested in the heat-insulation and wind-insulation independent test environment in the box body; the radiator is pressed on the surface of the heat source heating block through the pressing block, good thermal contact between a tested product and a heat source is ensured, heat generated by the radiator is taken away through circulation of water in the cooling block, and the stability and accuracy of testing are improved.

Description

Technical Field

[0001] This utility model relates to the field of testing fixture technology, specifically a water-cooled testing fixture for the thermal performance of multi-heat source radiators. Background Technology

[0002] Traditional radiator thermal performance testing suffers from problems such as significant environmental interference, low precision in heat source control, and limited heat dissipation methods. Existing open testing devices are significantly affected by air convection, making it impossible to establish a stable thermal equilibrium state, resulting in large fluctuations in test data. Some enclosed testing equipment suffers from poor insulation and low cooling efficiency, making it difficult to meet the testing requirements of complex operating conditions with multiple heat sources.

[0003] In summary, it is necessary to design a water-cooled testing fixture that uses water circulation to remove the heat generated by the product. Utility Model Content

[0004] To address the shortcomings of existing technologies, this utility model provides a water-cooled testing fixture for the thermal performance of multi-heat source radiators, thus solving the problems mentioned in the background section.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a water-cooled testing fixture for the thermal performance of multi-heat source radiators, comprising:

[0006] Box body;

[0007] Insulation board, attached to the inner surface of the box;

[0008] The mounting plate is located inside the housing to support the product being tested.

[0009] Several heat source heating blocks are fixed on the surface of the mounting plate;

[0010] The pressure block is used to press the product to be tested onto the surface of the heat source heating block.

[0011] Several cooling blocks are distributed inside the box. The cooling blocks are equipped with spiral water channels. The cooling blocks form a closed-loop water circulation system with the external water tank through water inlet, water outlet and water pipe.

[0012] Furthermore, the box body is composed of a bottom plate, side plates, and an opening and closing cover plate, and the bottom plate, side plates, cover plate, and heat insulation plate are made of aluminum-based composite material, bakelite, or acrylic material.

[0013] Furthermore, the side plate is provided with reserved openings for pipes and lines to pass through, the inner side of the cover plate is provided with a silicone rubber sealing strip, and the cover plate is connected to the box body through a quick-locking mechanism.

[0014] Furthermore, the pressure block is connected to the top of the cover plate by an adjustable bolt, and the pressure block is made of bakelite.

[0015] Furthermore, the plurality of cooling blocks form a series water channel structure through water flow connecting pipes, and the plurality of cooling blocks are connected to the top of the cover plate by adjustable bolts.

[0016] Furthermore, the surface of the plurality of heat source heating blocks is provided with a temperature sensor array, and the sensor signal lines are led out through the reserved openings in the side plate.

[0017] Compared with existing technologies, it has the following advantages: It provides a water-cooled testing fixture for the thermal performance of multi-heat source radiators. Through the structure of the heat insulation plate and the sealed box, a stable testing environment is established, ensuring that the radiator is tested in an independent testing environment with heat insulation and air insulation inside the box. The radiator is pressed onto the surface of the heat source heating block by the pressure block, ensuring good thermal contact between the tested product and the heat source. The water circulation in the cooling block removes the heat generated by the radiator, improving the stability and accuracy of the test. Attached Figure Description

[0018] Figure 1 The diagram shows a schematic of the fixture structure for testing the thermal performance of a multi-heat source radiator in a water-cooled system.

[0019] Figure 2 The image shown is a 3D view of the external structure of the box.

[0020] Figure 3 The image shown is a 3D view of the internal structure of the box.

[0021] Figure 4 The image shown is a top view of the internal structure of the box.

[0022] In the diagram: 1. Box body; 2. Insulation board; 3. Mounting plate; 4. Heat source heating block; 5. Pressing block; 6. Cooling block; 7. Water flow pipe; 8. Water tank; 9. Water flow connecting pipe; 10. Base plate; 11. Side plate; 12. Opening and closing cover. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] Please see Figure 1-4 As shown, this utility model provides a technical solution: a tooling for testing the thermal performance of a water-cooled multi-heat-source radiator, comprising:

[0025] Box 1;

[0026] Insulation board 2 is attached to the inner surface of box body 1;

[0027] Mounting plate 3 is installed inside the housing 1 to support the product under test;

[0028] Several heat source heating blocks 4 are fixed to the surface of the mounting plate 3. Heating rods are used to heat the heat source heating blocks 4 to simulate the working state of the chip.

[0029] Pressing block 5 is used to press the product to be tested onto the surface of the heat source heating block to ensure good thermal contact between the product to be tested and the heat source;

[0030] Several cooling blocks 6 are distributed inside the box 1. The cooling blocks 6 are equipped with spiral water channels. The cooling blocks 6 form a closed-loop water circulation system with the external water tank 7 through the water inlet, water outlet and water pipe 7.

[0031] The water-cooled testing fixture for multi-heat source radiators establishes a stable testing environment through the structure of the heat insulation plate 2 and the sealed box 1, ensuring that the radiator under test is tested in an independent testing environment with heat insulation and air insulation within the box 1. The radiator is pressed onto the surface of the heat source heating block 4 by the pressure block 5, ensuring good thermal contact with the heat source. Water is circulated in the cooling block 6 to remove the heat generated by the radiator, improving the stability and accuracy of the test.

[0032] Please see Figure 2-3 As shown, the box 1 consists of a base plate 10, side plates 11, and a hinged cover 12. The heat insulation plate 2, base plate 10, side plates 11, and cover 12 are made of aluminum-based composite material, bakelite, or acrylic material. The side plates 11 have reserved openings for pipes and wiring to pass through. The cover 12 has a silicone rubber sealing strip on its inner side. The cover 12 is connected to the box 1 by a quick-locking mechanism, ensuring the airtightness of the box 1 and allowing for quick opening and closing.

[0033] The pressure block 5 is connected to the top of the cover plate 12 by an adjustable bolt. The pressure block 5 is made of bakelite to prevent heat conduction from the product being tested.

[0034] Please see Figure 4 As shown, several cooling blocks 6 form a series water channel structure through water flow connecting pipes 9, and several cooling blocks 6 are connected to the top of the cover plate 12 by adjustable bolts.

[0035] A temperature sensor array is provided on the surface of several heat source heating blocks 4, and the sensor signal lines are led out through the reserved holes of the side plate 11 to obtain the temperature changes of the heat source heating blocks 4 in real time.

[0036] Workflow: Open the cover plate, position the product to be tested on the mounting plate 3, adjust the pressure block 5 to make the product to be tested fit tightly with the heat source heating block 4, connect the cooling water circuit, close the cover plate 12 to form a sealed cavity, start the heating equipment to heat the heat source heating block 4, apply a stepped heat load to the heat source heating block 4 according to the preset program, collect temperature data changes synchronously, open the circulating water tank 8, use water to circulate in the cooling block 6 to remove the heat generated by the radiator, keep the water circulating until the temperature drops to the safe threshold, open the cover plate 12 and take out the test piece.

Claims

1. A water-cooled test multi-heat-source heat sink thermal performance tool, characterized by, It includes: Box body (1); Thermal insulation board (2), attached to the inner side surface of the box body (1); Mounting plate (3), provided inside the box body (1) for supporting the measured product; A number of heat source heating blocks (4) are fixed on the surface of the mounting plate (3); Press block (5) for pressing the measured product on the surface of the heat source heating block; A number of cooling blocks (6) are distributed inside the box body (1), and a spiral water channel is arranged inside the cooling block (6), and the cooling block (6) and the external water tank (8) constitute a closed loop water circulation system through the water inlet interface, the water outlet interface and the water flow pipeline (7).

2. The water-cooled test multi-heat-source heat sink thermal performance fixture of claim 1, wherein, The box body (1) is composed of a bottom plate (10), a side plate (11) and an opening and closing cover plate (12), and the bottom plate (10), the side plate (11), the cover plate (12) and the thermal insulation board (2) are made of aluminum-based composite material or bakelite or acrylic material.

3. The water-cooled test multi-heat-source heat sink thermal performance fixture of claim 2, wherein, The side plate (11) is provided with a reserved port for pipeline and circuit, the inside of the cover plate (12) is provided with a silicone rubber sealing strip, and the cover plate (12) and the box body (1) are connected through a quick lock mechanism.

4. The water-cooled test multi-heat-source heat sink thermal performance fixture of claim 1, wherein, The press block (5) is connected with the top of the cover plate (12) through an adjustable bolt, and the press block (6) is made of bakelite material.

5. The water-cooled test multi-heat-source heat sink thermal performance fixture of claim 1, wherein, The plurality of cooling blocks (6) form a series waterway structure through the water flow connection pipe (9), and the plurality of cooling blocks (6) are connected with the top of the cover plate (12) through adjustable bolts, 6. The water-cooled test multi-heat-source heat sink thermal performance bench of claim 1, wherein, The surface of the plurality of heat source heating blocks (4) is provided with a temperature sensor array, and the sensor signal line is led out through the reserved port of the side plate (11).

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