Charging pile shell insulation function testing device

Abstract

The utility model discloses a charging pile shell insulation function testing device, which relates to the technical field of charging piles and comprises an insulation base, a testing box is fixedly connected to the edge of the upper end of the insulation base, a charging pile shell is arranged in the middle of the upper end of the insulation base, and fixing frames are fixedly connected to the left inner wall and the right inner wall of the testing box. A plurality of electric heating wires are fixedly connected to the interior of the fixing frame, at least one fan is fixedly installed on the inner wall of the rear side of the testing box, a water inlet pipe is fixedly connected to the upper end of the testing box, and one end of the water inlet pipe penetrates through the upper end of the testing box and is fixedly connected with a splitter plate; the upper end of the splitter plate is fixedly connected with the top end of the inner side of the test box, the lower end of the splitter plate is fixedly connected with a plurality of atomizing nozzles, and different natural environments can be simulated through the electric heating wire, the atomizing nozzles and the fan, so that insulation resistance values in different environments are measured and compared, and the test accuracy is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of charging piles, and in particular to a charging pile shell insulation function testing device. Background Art

[0002] Charging pile is a kind of energy replenishment device that provides power for electric vehicles. Its function is similar to the gas pump in the gas station. It can be fixed on the ground or wall, installed in public buildings and residential parking lots, and can charge various types of electric vehicles according to the voltage and current. Charging pile plays an important role in the charging process of electric vehicles. In order to ensure that its shell has good insulation function to avoid electric shock and safety accidents, the insulation material used in the shell of the charging pile will be tested during production to ensure that it meets the relevant insulation standards.

[0003] The existing testing device can only simulate the use condition of the charging pile shell under a single environmental condition. The test data lacks comparison, which leads to certain deviations in the analysis of the insulation function and affects the accuracy of the test. Utility Model Content

[0004] In order to solve the above technical problems, a charging pile shell insulation function test device is provided. The technical solution solves the problem that the existing test device proposed in the above background technology can only simulate the usage condition of the charging pile shell under a single environmental condition, and the test data lacks comparison, which makes the analysis of the insulation function have certain deviations, affecting the accuracy of the test.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A charging pile shell insulation function test device comprises an insulating base, a test box is fixedly connected to the upper edge of the insulating base, a charging pile shell is arranged in the middle of the upper end of the insulating base, the left and right inner walls of the test box are fixedly connected to a fixing frame, a plurality of electric heating wires are fixedly connected to the interior of the fixing frame, at least one fan is fixedly installed on the rear inner wall of the test box, a water inlet pipe is fixedly connected to the upper end of the test box, one end of the water inlet pipe passes through the upper end of the test box and is fixedly connected to a diverter plate, the upper end of the diverter plate is fixedly connected to the inner top end of the test box, a plurality of atomizing nozzles are fixedly connected to the lower end of the diverter plate, electric push rods are fixedly installed on the left and right inner walls of the test box, and a push plate is fixedly connected to the output end of the electric push rod.

[0007] Preferably, an anti-slip pad is fixedly connected to the inner side of the push plate.

[0008] Preferably, a partition plate is fixedly connected to the left inner wall of the test box.

[0009] Preferably, an insulation resistance tester is provided on the inner side of the partition plate.

[0010] Preferably, a control panel is provided on the left side of the test box.

[0011] Preferably, a door is hingedly connected to the front side of the test box.

[0012] Preferably, a mounting groove is formed through the front side of the door, and a sight glass is fixedly connected to the interior of the mounting groove.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] This scheme proposes a charging pile shell insulation function test device, which attaches the test electrodes of the insulation resistance tester to the inner and outer sides of the charging pile shell, and after applying the test voltage, measures the obtained current value, and calculates the insulation resistance value of the charging pile shell. The high temperature environment can be simulated by the electric heating wire, and the water inlet pipe is connected to the water source. The water mist is sprayed through the atomizing nozzle to simulate the humid environment. The use of a fan can simulate different natural environments, so that the insulation resistance values ​​under different environmental conditions can be measured for comparison, thereby improving the accuracy of the test. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the structure inside the test box of the utility model;

[0017] Figure 3 It is a connection schematic diagram of the diverter plate in the utility model.

[0018] The numbers in the figure are:

[0019] 1. Test box; 2. Water inlet pipe; 3. Control panel; 4. Insulation base; 5. Box door; 6. Installation slot; 7. Visual glass; 8. Fixed frame; 9. Electric heating wire; 10. Partition plate; 11. Insulation resistance tester; 12. Charging pile housing; 13. Fan; 14. Electric push rod; 15. Push plate; 16. Anti-slip mat; 17. Diverter plate; 18. Atomizing nozzle. DETAILED DESCRIPTION

[0020] The following description is used to disclose the present invention so that those skilled in the art can implement the present invention. The preferred embodiments described below are only examples, and those skilled in the art may think of other obvious variations.

[0021] Reference Figure 1 , Figure 2 and Figure 3As shown, a charging pile shell insulation function test device includes an insulating base 4, a test box 1 is fixedly connected to the upper edge of the insulating base 4, the test box 1 is made of insulating material, and the use of the insulating base 4 can reduce the risk of accidental electric shock when a fault occurs during the measurement process, a charging pile shell 12 is arranged in the middle of the upper end of the insulating base 4, the left and right inner walls of the test box 1 are fixedly connected to a fixing frame 8, and a plurality of electric heating wires 9 are fixedly connected to the interior of the fixing frame 8, and the electric heating wires 9 can heat the charging pile shell 12 to simulate the working condition of the charging pile shell 12 under high temperature environment conditions, at least one fan 13 is fixedly installed on the rear inner wall of the test box 1, and a water inlet pipe 2 is fixedly connected to the upper end of the test box 1, and one end of the water inlet pipe 2 passes through the upper end of the test box 1 and is fixedly connected There is a diverter plate 17, the upper end of the diverter plate 17 is fixedly connected to the inner top of the test box 1, and the lower end of the diverter plate 17 is fixedly connected to a plurality of atomizing nozzles 18. By connecting the water inlet pipe 2 to a water source, water can be transported to the diverter plate 17, and then the water mist is sprayed through the atomizing nozzle 18 to simulate a humid environment. Electric push rods 14 are fixedly installed on the left and right inner walls of the test box 1, and a push plate 15 is fixedly connected to the output end of the electric push rod 14, and an anti-skid pad 16 is fixedly connected to the inner side of the push plate 15. The push plate 15 is pushed by the electric push rod 14 to move, so as to clamp and limit the charging pile housing 12. The anti-skid pad 16 is made of rubber material, which can increase the friction between the charging pile housing 12 and avoid the high voltage current damaging the electric push rod 14 when there is a risk of leakage in the charging pile housing 12.

[0022] A partition plate 10 is fixedly connected to the left inner wall of the test box 1, and an insulation resistance tester 11 is arranged inside the partition plate 10. The partition plate 10 has a certain thickness and is used to isolate the insulation resistance tester 11 from the test simulation environment to improve the accuracy of the test.

[0023] A control panel 3 is provided on the left side of the test box 1 , and the control panel 3 can observe the data measured by the insulation resistance tester 11 .

[0024] A box door 5 is hinged on the front side of the test box 1. A mounting groove 6 is formed on the front side of the box door 5. A visual glass 7 is fixedly connected to the interior of the mounting groove 6. During the test, the condition of the test box 1 can be seen through the visual glass 7, which is convenient for staff to observe.

[0025] Working principle: When the device is in use, the charging pile housing 12 is placed on the upper end of the insulating base 4, and then the electric push rod 14 is started to push the push plate 15 to move, so that the anti-slip pad 16 contacts the surface of the charging pile housing 12 to fix the charging pile housing 12, and then the test electrodes of the insulation resistance tester 11 are attached to the inner and outer sides of the charging pile housing 12, the box door 5 is closed, and then the test voltage is applied through the control panel 3, and the resulting current value is measured. The insulation resistance value of the charging pile housing 12 can be calculated, and the coordinated use of the electric heating wire 9, the atomizing nozzle 18 and the fan 13 can simulate different environmental conditions, and the insulation resistance value of the charging pile housing 12 under these environmental conditions is measured and analyzed to obtain the test results.

[0026] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and the specification only describe the principles of the utility model. The utility model may be subject to various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A charging pile housing insulation function test device, characterized in that: The invention comprises an insulating base (4), a test box (1) is fixedly connected to the upper edge of the insulating base (4), a charging pile shell (12) is arranged in the middle of the upper end of the insulating base (4), the left and right inner walls of the test box (1) are fixedly connected to a fixing frame (8), a plurality of electric heating wires (9) are fixedly connected to the interior of the fixing frame (8), at least one fan (13) is fixedly installed on the rear inner wall of the test box (1), and the upper end of the test box (1) is fixedly connected to the charging pile shell (12). A water inlet pipe (2) is fixedly connected to the test box (1), one end of the water inlet pipe (2) passes through the upper end of the test box (1) and is fixedly connected to a diverter plate (17), the upper end of the diverter plate (17) is fixedly connected to the inner top of the test box (1), and the lower end of the diverter plate (17) is fixedly connected to a plurality of atomizing nozzles (18), and the left and right inner walls of the test box (1) are fixedly installed with electric push rods (14), and the output end of the electric push rod (14) is fixedly connected to a push plate (15).

2. A charging pile housing insulation function test device according to claim 1, characterized in that: An anti-slip pad (16) is fixedly connected to the inner side of the push plate (15).

3. A charging pile housing insulation function test device according to claim 1, characterized in that: A partition plate (10) is fixedly connected to the left inner wall of the test box (1).

4. A charging pile housing insulation function test device according to claim 3, characterized in that: An insulation resistance tester (11) is arranged on the inner side of the partition plate (10).

5. A charging pile housing insulation function test device according to claim 1, characterized in that: A control panel (3) is provided on the left side of the test box (1).

6. A charging pile housing insulation function test device according to claim 1, characterized in that: The front side of the test box (1) is hinged with a box door (5).

7. A charging pile housing insulation function test device according to claim 6, characterized in that: A mounting groove (6) is provided through the front side of the box door (5), and a visual glass (7) is fixedly connected inside the mounting groove (6).

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