Electrical equipment testing device

Abstract

The invention relates to the technical field of testing devices, in particular to an electrical equipment testing device which comprises a supporting table, a positioning clamp, a detection box and a temperature adjusting assembly, and the temperature adjusting assembly comprises a superconducting cooling fin set, a heat dissipation air frame, a heating pipe, a heating oil tank and a pump body; when the electrical equipment is detected, the electrical equipment is clamped and positioned through the positioning clamp, the detection box is controlled to descend and cover the electrical equipment, at the moment, the superconducting cooling fin group is controlled to operate, air in the detection box is refrigerated until the temperature is reduced to a preset lowest temperature value, the lowest temperature environment of the electrical equipment is simulated for testing, and the pump body is controlled to operate. And the heated conduction oil in the heating oil tank is guided into the heating pipe to exchange heat with air in the detection box, so that the temperature in the detection box is increased until the temperature is increased to a preset highest temperature value, and the highest temperature environment of the electrical equipment is simulated for testing.

Description

Technical Field

[0001] The present invention relates to the technical field of testing devices, and in particular to an electrical equipment testing device. Background Art

[0002] Electrical equipment is a general term for generators, transformers, power lines, circuit breakers and other equipment in the power system. The important role that electricity plays in our lives and production cannot be ignored. It brings us great convenience and becomes an important energy source in our production and life.

[0003] After the production of modern electrical equipment is completed, it is necessary to perform performance testing on the electrical equipment to ensure the quality of the electrical equipment. At this time, an electrical equipment performance comprehensive testing device is needed. However, the existing electrical equipment performance comprehensive testing device cannot simulate the maximum and minimum operating temperatures of the electrical equipment according to the needs of use, and the detection accuracy is poor. Summary of the Invention

[0004] The purpose of the present invention is to provide an electrical equipment testing device, aiming to solve the problem that the electrical equipment testing device cannot simulate the maximum operating temperature and the minimum operating temperature of the electrical equipment for detection, resulting in poor detection accuracy.

[0005] To achieve the above-mentioned objectives, the present invention provides an electrical equipment testing device, comprising a support platform, a positioning clamp, a test box and a temperature control assembly, wherein the positioning clamp is assembled on the top of the support platform, the test box is assembled on the top of the support platform, and the temperature control assembly comprises a superconducting cooling fin group, a heat dissipation air rack, a heating pipe, a heating oil tank and a pump body; the superconducting cooling fin group is fixedly connected to the test box and passes through the test box, the heat dissipation air rack is assembled on the side of the test box close to the superconducting cooling fin group, the heating pipe is fixedly connected to the test box and is located on the inner wall of the test box, the heating oil tank is fixedly connected to the test box and is located on the top of the test box, the pump body is connected to the heating oil tank, connected to the heating pipe, and is located on one side of the heating oil tank.

[0006] The heat dissipation rack includes a mounting rack and a heat dissipation fan. The mounting rack is fixedly connected to the detection box and is located on the top of the detection box. The heat dissipation fan is assembled on the mounting rack.

[0007] The heat dissipation rack further includes a dustproof net and a magnetic strip. The dustproof net is arranged on one side of the mounting frame. The magnetic strip is fixedly connected to the dustproof net and is located on the side of the dustproof net close to the mounting frame.

[0008] The heating oil tank includes an oil tank body and a heating frame. The oil tank body is fixedly connected to the detection box and is located on the top of the detection box. The heating frame is assembled on the outside of the oil tank body.

[0009] Wherein, the positioning clamp includes a buffer clamp and an electric push rod, the electric push rod is fixedly connected to the support platform and is located on one side of the buffer clamp and the electric push rod.

[0010] Wherein, the buffer clamp includes a buffer pad and a clamping plate, the clamping plate is fixedly connected to the electric push rod and is located on one side of the electric push rod, and the buffer pad is fixedly connected to the clamping plate and is located on the side of the clamping plate away from the electric push rod.

[0011] Among them, the detection box includes a protective box, a telescopic cylinder and a display screen. The telescopic cylinder is fixedly connected to the support platform and is located on the top of the support platform. The protective box is fixedly connected to the telescopic cylinder and is located on the side of the telescopic cylinder away from the support platform. The display screen is fixedly connected to the protective box and is located on the outside of the protective box.

[0012] The present invention relates to an electrical equipment testing device, wherein the support platform provides installation and support conditions for the positioning clamp and the detection box, the positioning clamp is used to fix the electrical equipment to be tested, and prevent the electrical equipment from being unstable and moving during testing, thereby affecting the accuracy of the detection of the detection box, and the temperature control component is used to adjust the temperature in the detection box, thereby simulating the highest and lowest operating temperatures of the electrical equipment, so that the detection box can be used for testing under extreme conditions of the highest and lowest temperatures of the electrical equipment, thereby ensuring the accuracy of the test data of the electrical equipment. When testing the electrical equipment, the inspector first uses his hands to place the electrical equipment to be tested between the positioning clamps, clamps and positions the electrical equipment with the positioning clamps, and controls the detection box to be lowered and covers the electrical equipment through the controller. At this time, the superconducting cooling fin group (the manufacturing method of the superconducting cooling fin group) is controlled The cooling fan is located in the detection box, and the heat release end is located outside the detection box. The cooling fan operates to cool the air inside the detection box until the temperature drops to a preset minimum temperature value, thereby simulating the lowest temperature environment of the electrical equipment for testing. The heat dissipation rack is provided to dissipate heat from the heat release end of the superconducting cooling fin group to ensure the cooling efficiency of the superconducting cooling fin group. The pump body is controlled by a controller to extract the heated heat-conducting oil in the heating oil tank and introduce it into the heating pipe to exchange heat with the air inside the detection box, so that the temperature in the detection box rises until the temperature rises to a preset maximum temperature value, thereby simulating the highest temperature environment of the electrical equipment for testing. This solves the problem that the electrical equipment testing device cannot simulate the highest and lowest operating temperatures of the electrical equipment for testing according to usage requirements, and the detection accuracy is poor. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0014] Figure 1 It is a structural schematic diagram of an electrical equipment testing device provided by the present invention.

[0015] Figure 2 It is a structural schematic diagram of another aspect of an electrical equipment testing device provided by the present invention.

[0016] Figure 3 It is a top view of an electrical equipment testing device provided by the present invention.

[0017] Figure 4 yes Figure 3 Section view along plane AA.

[0018] Figure 5 yes Figure 4 Enlarged view of detail B.

[0019] In the figure: 1-support platform, 2-positioning clamp, 3-detection box, 4-temperature control component, 21-buffer clamp, 22-electric push rod, 23-buffer pad, 24-splint, 31-protective box, 32-telescopic cylinder, 33-display screen, 41-superconducting cooling fin group, 42-heating air rack, 43-heating pipe, 44-heating oil tank, 45-pump body, 421-mounting frame, 422-cooling fan, 423-dustproof net, 424-magnetic strip, 441-oil tank body, 442-heating rack, 4421-heating column, 4422-heat exchange plate. DETAILED DESCRIPTION

[0020] The following describes embodiments of the present invention in detail, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and are not to be construed as limiting the present invention.

[0021] See also Figures 1 to 5The present invention provides an electrical equipment testing device, comprising a support platform 1, a positioning clamp 2, a detection box 3 and a temperature control component 4, wherein the positioning clamp 2 is assembled on the top of the support platform 1, the detection box 3 is assembled on the top of the support platform 1, and the temperature control component 4 comprises a superconducting cooling fin group 41, a heat dissipation air rack 42, a heating pipe 43, a heating oil tank 44 and a pump body 45; the superconducting cooling fin group 41 is fixedly connected to the detection box 3 and passes through the detection box 3, the heat dissipation air rack 42 is assembled on the side of the detection box 3 close to the superconducting cooling fin group 41, the heating pipe 43 is fixedly connected to the detection box 3 and is located on the inner wall of the detection box 3, the heating oil tank 44 is fixedly connected to the detection box 3 and is located on the top of the detection box 3, the pump body 45 is connected to the heating oil tank 44, and is connected to the heating pipe 43, and is located on one side of the heating oil tank 44.

[0022] In an embodiment of the present invention, the support platform 1 provides installation and support conditions for the positioning clamp 2 and the detection box 3. The positioning clamp 2 is used to fix the electrical equipment to be tested to prevent the electrical equipment from being unstable and moving during testing, thereby affecting the detection accuracy of the detection box 3. The temperature control component 4 is used to adjust the temperature in the detection box 3, thereby simulating the maximum and minimum operating temperatures of the electrical equipment, so that the detection box 3 can be tested under extreme conditions of the maximum and minimum temperatures of the electrical equipment, thereby ensuring the accuracy of the test data of the electrical equipment. When testing the electrical equipment, the inspector first uses his hands to place the electrical equipment to be tested between the positioning clamps 2, clamps and positions the electrical equipment through the positioning clamps 2, and controls the detection box 3 to be lowered and covers the electrical equipment through the controller. At this time, the superconducting cooling fin group 41 (the cooling end of the superconducting cooling fin group 41 is located at The heat dissipation end of the superconducting cooling fin group 41 is provided to dissipate heat from the heat dissipation end of the superconducting cooling fin group 41 to ensure the cooling efficiency of the superconducting cooling fin group 41. The pump body 45 is controlled by a controller to operate, and the heated heat-conducting oil in the heating oil tank 44 is extracted and introduced into the heating pipe 43 to exchange heat with the air in the detection box 3, so that the temperature in the detection box 3 rises until the temperature rises to the preset maximum temperature value, thereby simulating the maximum temperature environment of the electrical equipment for testing, thereby solving the problem that the electrical equipment testing device cannot simulate the maximum and minimum operating temperatures of the electrical equipment for testing according to usage requirements, and the detection accuracy is poor.

[0023] Furthermore, the heat dissipation rack 42 includes a mounting bracket 421 and a cooling fan 422. The mounting bracket 421 is fixedly connected to the detection box 3 and is located on the top of the detection box 3. The cooling fan 422 is assembled on the mounting bracket 421. The heat dissipation rack 42 also includes a dustproof net 423 and a magnetic strip 424. The dustproof net 423 is arranged on one side of the mounting bracket 421. The magnetic strip 424 is fixedly connected to the dustproof net 423 and is located on the side of the dustproof net 423 close to the mounting bracket 421.

[0024] In an embodiment of the present invention, the mounting frame 421 is fixed to the top of the detection box 3 by screws, providing an installation place for the cooling fan 422. The cooling fan 422 is used to blow air to the heat release end of the superconducting cooling fin group 41 for air cooling and heat dissipation, thereby ensuring the cooling efficiency of the superconducting cooling fin group 41. The magnetic strip 424 is provided to fix the dustproof net 423 on the mounting frame 421. The dustproof net 423 provides rubber dustproof protection for the superconducting cooling fin group 41, preventing dust from entering the mounting frame 421 and accumulating on the heat release end of the superconducting cooling fin group 41, thereby affecting the heat dissipation efficiency of the heat release end.

[0025] Furthermore, the heating oil tank 44 includes an oil tank body 441 and a heating frame 442 . The oil tank body 441 is fixedly connected to the detection box 3 and is located on the top of the detection box 3 . The heating frame 442 is assembled on the outside of the oil tank body 441 .

[0026] In the embodiment of the present invention, the oil tank body 441 is used to store thermal oil, and the heating frame 442 is used to heat the thermal oil in the oil tank body 441 .

[0027] Furthermore, the positioning clamp 2 includes a buffer clamp 21 and an electric push rod 22, the electric push rod 22 is fixedly connected to the support platform 1, and is located on one side of the electric push rod 22; the buffer clamp 21 includes a buffer pad 23 and a splint 24, the splint 24 is fixedly connected to the electric push rod 22, and is located on one side of the electric push rod 22, the buffer pad 23 is fixedly connected to the splint 24, and is located on the side of the splint 24 away from the electric push rod 22.

[0028] In an embodiment of the present invention, the electric push rod 22 is a commonly used technology on the market, which is used to push the splint 24 close to the electrical equipment to achieve clamping and fixing of the electrical equipment. The buffer pad 23 is made of a high-temperature and low-temperature resistant buffer material, such as silicone rubber buffer material, polyurethane (PU) buffer material, aerogel composite material and polyethylene (PE) / polypropylene (PP) foam, etc., which is used to buffer the thrust of the electric push rod 22, prevent the splint 24 from clamping the electrical equipment, and protect the electrical equipment from being damaged.

[0029] Furthermore, the detection box 3 includes a protective box 31, a telescopic cylinder 32 and a display screen 33. The telescopic cylinder 32 is fixedly connected to the support platform 1 and is located on the top of the support platform 1. The protective box 31 is fixedly connected to the telescopic cylinder 32 and is located on the side of the telescopic cylinder 32 away from the support platform 1. The display screen 33 is fixedly connected to the protective box 31 and is located on the outside of the protective box 31.

[0030] In an embodiment of the present invention, the telescopic cylinder 32 is a common technology on the market, which is used to lift the protective box 31. The protective box 31 is used to cover the electrical equipment under test, protect the inspector, and avoid safety accidents during the testing of the electrical equipment. The display screen 33 is set to display the test results of the electrical equipment to be tested.

[0031] Furthermore, the heating rack 442 includes a heating column 4421 and a heat exchange plate 4422 . The heating column 4421 is fixedly connected to the oil tank body 441 and is located inside the oil tank body 441 . The heat exchange plate 4422 is fixedly connected to the heating column 4421 and is located at the bottom of the heating column 4421 .

[0032] In an embodiment of the present invention, the heating column 4421 is made of resistance wire and is used to heat the heat-conducting oil in the oil tank body 441. The heat exchange plate 4422 is supported by a heat-conducting material, which increases the contact area between the heating column 4421 and the heat-conducting oil and improves the heating effect of the heating column 4421 on the heat-conducting oil.

[0033] The above disclosure is merely a preferred embodiment of an electrical equipment testing device of the present invention, and certainly cannot be used to limit the scope of the present invention. A person skilled in the art will understand that implementing all or part of the processes of the above embodiment and making equivalent changes according to the claims of the present invention still fall within the scope of the invention.

Claims

1. An electrical equipment testing device, It is characterized by: It includes a support platform, a positioning clamp, a detection box and a temperature control component. The positioning clamp is assembled on the top of the support platform, the detection box is assembled on the top of the support platform, and the temperature control component includes a superconducting cooling fin group, a heat dissipation air rack, a heating pipe, a heating oil tank and a pump body. The superconducting cooling fin group is fixedly connected to the detection box and passes through the detection box. The heat dissipation air rack is assembled on the side of the detection box close to the superconducting cooling fin group. The heating pipe is fixedly connected to the detection box and is located on the inner wall of the detection box. The heating oil tank is fixedly connected to the detection box and is located on the top of the detection box. The pump body is in communication with the heating oil tank and the heating pipe, and is located on one side of the heating oil tank.

2. The electrical equipment testing device according to claim 1, characterized in that ； The heat dissipation rack includes a mounting rack and a heat dissipation fan. The mounting rack is fixedly connected to the detection box and is located on the top of the detection box. The heat dissipation fan is assembled on the mounting rack.

3. The electrical equipment testing device according to claim 2, characterized in that ； The heat dissipation air frame also includes a dustproof net and a magnetic strip. The dustproof net is arranged on one side of the mounting frame. The magnetic strip is fixedly connected to the dustproof net and is located on the side of the dustproof net close to the mounting frame.

4. The electrical equipment testing device according to claim 1, characterized in that ； The heating oil tank comprises an oil tank body and a heating frame. The oil tank body is fixedly connected to the detection box and is located on the top of the detection box. The heating frame is assembled on the outside of the oil tank body.

5. The electrical equipment testing device according to claim 1, characterized in that ； The positioning clamp includes a buffer clamp and an electric push rod. The electric push rod is fixedly connected to the support platform and is located on one side of the buffer clamp and the electric push rod.

6. The electrical equipment testing device according to claim 5, characterized in that ； The buffer clamp includes a buffer pad and a clamping plate, the clamping plate is fixedly connected to the electric push rod and is located on one side of the electric push rod, and the buffer pad is fixedly connected to the clamping plate and is located on a side of the clamping plate away from the electric push rod.

7. The electrical equipment testing device according to claim 1, characterized in that ； The detection box includes a protective box, a telescopic cylinder and a display screen. The telescopic cylinder is fixedly connected to the support platform and is located on the top of the support platform. The protective box is fixedly connected to the telescopic cylinder and is located on the side of the telescopic cylinder away from the support platform. The display screen is fixedly connected to the protective box and is located outside the protective box.

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