CN-122016175-A - Radiator performance detection device and detection method

Abstract

The invention relates to the technical field of radiator performance detection, and discloses a radiator performance detection device and a radiator performance detection method, wherein the device comprises a detection water tank, a first air supply pipeline, an air inflation joint, a water supply pipeline and a water outlet pipeline; the water outlet pipeline is provided with a filter at one end inside the detection pond, the water outlet pipeline is provided with a circulating pump, and when the visual detection sensor detects that the turbidity of the water body exceeds a preset threshold value, the controller filters and changes water for the water body inside the detection pond by starting the water supply pipeline and the water outlet pipeline. The visual detection sensor is movable and liftable, achieves full-dimensional detection of the radiator, achieves more comprehensive detection coverage, ensures stable supply of detection gas by matching a special air supply pipeline with a sealing joint, can maintain detection water quality without manual operation by automatic monitoring and circulating filtration linkage of water turbidity, ensures accuracy of visual detection, and is stable in water purification effect and more convenient to maintain by matching with a filter.

Inventors

• LI FULI
• LIU ZHIQIANG
• YANG NAN

Assignees

• 铭汉（沈阳）机电有限公司

Dates

Publication Date

20260512

Application Date

20260413

Claims (9)

1. 1. A heat sink performance detection apparatus, comprising: The detection device comprises a detection water tank (11), wherein a movable track support (21) is arranged on the upper edge of the detection water tank (11), a walking base (24) is arranged on the movable track support (21), a visual detection sensor (22) is installed on the walking base (24) in a lifting and adjusting mode, the visual detection sensor (22) moves on the movable track support (21) under the driving of the walking base (24), and the visual detection sensor (22) is used for conducting multi-azimuth and multi-angle visual detection on a radiator in detection; the first air supply pipeline (15) and the air inflation joint (17), wherein the first air supply pipeline (15) is connected to a medium joint of the radiator through the air inflation joint (17) and is used for supplying detection gas required by detection to the radiator; the water supply pipeline (16) and outlet pipe (19), outlet pipe (19) are located and are provided with filter (210) that have multiunit detachable filter plate (211) on the one end that detects pond (11) inside, are provided with circulating pump (29) on outlet pipe (19), when vision detection sensor (22) detects the turbidity of water and surpass the threshold value of predetermineeing, the controller filters and trade water through starting water supply pipeline (16) and outlet pipe (19) to detecting the inside water of pond (11).
2. 2. The radiator performance detection device according to claim 1, wherein the first air supply pipeline (15) is provided with a pressure measurement and control valve group (110), the pressure measurement and control valve group (110) comprises a barometer, a pressure sensor and an electromagnetic regulating valve and is configured to introduce detection gas into the radiator to be detected and realize pressure closed-loop control, the pressure measurement and control valve group (110) further comprises a flow detection unit arranged in the first air supply pipeline (15), and the flow detection unit is configured to detect gas flow changes generated by leakage of the radiator to be detected.
3. 3. The radiator performance detection device according to claim 2, wherein the pressure measurement and control valve group (110) is further connected with a second air supply pipeline (18), and the pressure measurement and control valve group (110) is further configured to blow and dry the inner cavity and the surface of the radiator by blowing dry compressed air into the radiator to be detected through the second air supply pipeline (18) after detection is completed, and lifting the radiator to above the water surface in cooperation with the lifting mechanism.
4. 4. A radiator performance detection device according to claim 3, characterized in that the bottom of the detection pool (11) is provided with a workpiece support (12) and a lifting push rod (27), the workpiece support (12) is used for placing the radiator to be detected and can adjust the immersion depth of the radiator to be detected, a supporting seat (28) is arranged at the top of a telescopic rod of the lifting push rod (27), the supporting seat (28) is supported at the bottom of the radiator, the lifting push rod (27) can realize lifting adjustment of the radiator through the supporting seat (28), and the lifting push rod (27) can also support the radiator above the liquid level after the detection is finished.
5. 5. A radiator performance detection apparatus according to claim 4, wherein the inflatable joint (17) is connected with a flexible braided tube (111), the flexible braided tube (111) following deformation during the lifting adjustment of the radiator.
6. 6. The radiator performance detection device according to claim 5, further comprising a hoisting support (13), wherein the hoisting support (13) is connected with quick-release hooks (14) through a plurality of ropes, the quick-release hooks (14) are detachably hung at a plurality of positions around the radiator, and hoisting equipment is arranged on the hoisting support (13).
7. 7. The radiator performance detection device according to claim 6, wherein the walking base (24) is provided with a lifting rail (25) through a connecting bracket (23), a driver (26) for driving the walking base is arranged on the lifting rail (25), the vision detection sensor (22) is arranged on a sliding block of the lifting rail (25), and the lifting rail (25) is used for realizing lifting adjustment of the vision detection sensor (22).
8. 8. A radiator performance inspection apparatus according to claim 7, wherein the imaging area of the visual inspection sensor (22) includes a fin surface area and a fin root area.
9. 9. A radiator performance detection method based on the radiator performance detection device of claim 8, characterized by comprising the steps of: s1, clamping and positioning a workpiece; Placing a radiator to be detected on a workpiece support (12) at the bottom of a detection pool (11); s2, inflation pressure maintaining and pressure monitoring; Filling detection gas into the radiator through a first gas supply pipeline (15), regulating and controlling the gas pressure to a preset detection pressure by a pressure measurement and control valve group (110), and maintaining the pressure; S3, underwater immersion detection; The radiator descends to enable the radiator to be completely immersed below the liquid level of the detection water tank (11); S4, multidirectional visual leak detection; The walking base (24) horizontally moves along the moving track bracket (21) to drive the visual detection sensor (22) to lift along the lifting track (25), so that multi-azimuth and multi-angle shooting of the fin surfaces and the fin roots of the radiator is realized, and bubble signals generated by leakage are identified in real time; S5, automatic water purification linkage; the visual detection sensor (22) collects water turbidity data in real time, when the turbidity exceeds a preset threshold value, the controller starts the circulating pump (29), detects that water in the water tank (11) is discharged through the water outlet pipeline (19) after being filtered by the filter (210) and the detachable filter plate (211), and meanwhile, the water supply pipeline (16) supplements water in the water tank to finish water circulation purification; S6, judging leakage linkage; The pressure measurement and control valve group (110) links and compares the pressure change data and the flow change data with bubble identification data of the visual detection sensor (22) by the flow detection unit, judges whether the radiator leaks or not, and accurately positions the leakage position; S7, lifting and draining the workpiece; After the detection is completed, lifting the radiator to be above the liquid level of a detection pool (11) integrally, and discharging the inner cavity of the radiator and the residual water on the surface; s8, linkage blowing and drying; The pressure measurement and control valve group (110) switches the gas path, dry compressed air is introduced into the inner cavity of the radiator through the second gas supply pipeline (18), the inner cavity and the surface of the radiator are purged, residual moisture is removed, and drying without drying is realized; S9, disassembling and blanking; And lifting the detected radiator away from the detection station through a lifting bracket (13).

Description

Radiator performance detection device and detection method Technical Field The invention relates to the technical field of radiator performance detection, in particular to a radiator performance detection device and a radiator performance detection method. Background The radiator needs performance detection before leaving the factory, wherein the gas tightness is a key element in the performance of the radiator, if the gas tightness does not reach the standard, the problem of oil leakage and air intake can occur, and the heat dissipation efficiency is directly damaged (oil leakage/air mixing can greatly reduce the heat exchange capacity). Meanwhile, potential safety hazards such as insulation faults and fire disasters of the transformer can be caused by oil leakage, and air inlet can accelerate oil aging to influence the service life of equipment. The nitrogen is filled for leakage detection, so that no leakage point is ensured, no leakage and no failure are ensured in long-term operation, and the heat dissipation performance is a stable foundation. The utility model provides a radiator performance detection device, application number is CN202510565043.2, including the metal box, the medial surface upper end of metal box is equipped with the circular hole, the medial surface seal rotation in circular hole is connected with the cylindricality dustcoat, the medial surface of cylindricality dustcoat is equipped with automatically controlled telescopic link one and automatically controlled telescopic link two, the flexible end of automatically controlled telescopic link two is installed programmable dynamic heat source module, the magnetic absorption of medial surface bottom of pull formula apron has the base, both ends are equipped with long screw rod about the upper surface of base, the integrated innovation through dynamic thermal excitation loading, multisensor fusion detection, environment simulation cavity and emulation-actual measurement collaborative algorithm, dynamic response lacks in the prior art, microscale detection precision is not enough, environmental simulation ability subalternation core problems have been solved, radiator performance detection's accuracy, efficiency and operating mode coverage are showing to have been promoted. However, the prior art, in particular this solution, still has the following problems: In the prior art, the heat performance dynamic detection and the environment simulation design of the radiator are only surrounded, the structural adaptation is not carried out on the core process of the airtight water leakage detection of the radiator, the airtight detection capability of the underwater bubble visual identification and the leakage point positioning is not provided, and the detection of the key safety index of the sealing performance of the radiator cannot be completed; when the prior art scheme is applied to a water soaking leakage detection scene, the detection water body is easy to become turbid due to impurity accumulation, the turbidity of the water body cannot be automatically monitored, filtration and water change are triggered, small leakage points are easy to appear in manual visual or simple visual detection, and the detection accuracy is difficult to guarantee. The dimension of the detection mode in the prior art is single, pressure maintaining control and tiny leakage flow monitoring cannot be carried out on the inner cavity of the radiator, the performance can be judged only through a thermal signal, the air tightness tiny leakage cannot be accurately identified, linkage judgment of flow data and visual detection cannot be realized, and the leakage positioning precision is insufficient. Disclosure of Invention The present invention aims to provide a technical solution to the problems of the prior art set forth in the background art. In order to achieve the above purpose, the invention adopts the following technical scheme: a heat sink performance detection apparatus, comprising: The device comprises a detection pond, wherein a movable track support is arranged on the upper edge of the detection pond, a walking base is arranged on the movable track support, a visual detection sensor is arranged on the walking base in a lifting and adjusting mode, the visual detection sensor moves on the movable track support under the driving of the walking base, and the visual detection sensor is used for performing multi-azimuth and multi-angle visual detection on a radiator in detection; the first air supply pipeline is connected to the medium joint of the radiator through the air inflation joint and is used for supplying detection gas required by detection to the radiator; The water supply pipeline and the water outlet pipeline are arranged at one end of the water outlet pipeline, which is positioned in the detection pond, a filter with a plurality of groups of detachable filter plates is arranged on the water outlet pipeline, and the circulating pump is arranged on