Withstand voltage testing device of PTC heater

Abstract

The embodiment of the utility model provides a withstand voltage test device of a PTC heater, and relates to the technical field of heater production. The withstand voltage testing device of the PTC heater comprises a withstand voltage testing device body, a discharging assembly is arranged on the surface of the rear side of the withstand voltage testing device body, the discharging assembly comprises a fixing box, a first motor is installed in an inner cavity of the fixing box, and synchronous rollers are rotationally connected to the left side and the right side of the inner cavity of the withstand voltage testing device body. The rear end of the synchronous roller penetrates into an inner cavity of the fixing box, and an output shaft of the first motor is fixedly connected with the rear end of the synchronous roller. According to the scheme, by arranging the discharging assembly, qualified PTC heaters after testing can be discharged and stored in a centralized mode, and therefore the workload of a user is remarkably relieved. The discharging assembly can collect qualified products and store the qualified products in a designated area after testing is finished, so that a user only needs to independently process unqualified PTC heaters, and the qualified products do not need to be manually distinguished and picked up.

Description

TECHNICAL FIELD

[0001] The utility model relates to the production technical field of heating device, especially a kind of voltage withstanding test device of PTC heating device. BACKGROUND

[0002] The voltage withstanding test device of PTC heating device is mainly used to detect the performance and safety of PTC heating device under high voltage environment, to ensure that it will not be damaged or cause safety accidents due to excessive voltage in actual use. Through the test device, the insulation performance, voltage withstanding strength and stability of PTC heating device can be effectively evaluated to ensure that it meets the relevant safety standards and specification requirements. This is of great significance to improve product quality and ensure user safety.

[0003] The existing voltage withstanding test device still needs the user to manually collect qualified products in the same test batch after completing the test of PTC heating device. This manual operation not only consumes a lot of time and delays the test progress of other batches of PTC heating device, but also significantly increases the labor burden of the user. In addition, during the manual collection process, qualified and unqualified PTC heating devices need to be stored separately, which can easily cause errors during picking and sorting, affecting the consistency and reliability of product quality, and is inconvenient to use. SUMMARY

[0004] The utility model aims at providing a voltage withstanding test device of PTC heating device, which can avoid the need for manual collection of qualified products after completing the test of PTC heating device by the existing voltage withstanding test device. This not only consumes time and delays the test progress, but also increases the labor burden and is prone to errors during the classification process, affecting product quality.

[0005] The utility model provides a voltage withstanding test device of PTC heating device, which comprises a voltage withstanding test device body, a discharging assembly is arranged on the surface of the rear side of the voltage withstanding test device body, the discharging assembly comprises a fixed box, a first motor is installed in the inner cavity of the fixed box, synchronous rollers are rotatably connected to the left and right sides of the inner cavity of the voltage withstanding test device body, the rear end of the synchronous roller penetrates into the inner cavity of the fixed box, and the output shaft of the first motor is fixedly connected to the rear end of the synchronous roller.

[0006] In a specific embodiment, the outer surfaces of the two synchronous rollers are respectively sleeved with pulleys, and the two pulleys are connected by a belt drive, and the outer surfaces of the two synchronous rollers are commonly connected by a synchronous belt.

[0007] In a specific embodiment, the front and rear sides of the left side of the voltage withstanding test device body are fixedly connected with positioning boxes, and the inner cavities of the two positioning boxes are respectively connected with guide rods and threaded rods.

[0008] In a specific implementation form, a second motor is mounted on the top of the positioning box, and an output shaft of the second motor is fixedly connected with the top end of the threaded rod.

[0009] In a specific implementation form, a moving block is movably connected with the outer surfaces of the threaded rod and the guide rod.

[0010] In a specific implementation form, a running rod is rotatably connected with the centers of the bottom and the top of the inner cavity of the moving block, and the left and right sides of the inner cavity of the moving block are slidably connected with limiting plates.

[0011] In a specific implementation form, a gear plate is fixedly connected with the outer surface of the limiting plate, and a gear is fixedly connected with the outer surface of the running rod and meshes with the gear plate.

[0012] In a specific implementation form, a long rod is arranged in the inner cavity of the moving block, and the outer surfaces of the long rod and the running rod are fixedly connected with two intermeshing bevel gears.

[0013] In a specific implementation form, a threaded block is fixedly connected with the front side of the moving block, a plurality of insertion holes are arranged in the outer surface of the long rod, a bolt is threadedly connected with the front side of the moving block and in contact with the inner side of the insertion hole.

[0014] In a specific implementation form, a connecting plate is fixedly connected with the outer surfaces of the top of the limiting plate and the gear plate, and a clamping plate is fixedly connected with the top of the connecting plate.

[0015] The application has the beneficial effect that the discharging assembly can concentrate the qualified PTC heaters after the test and store them, thereby significantly reducing the work burden of the user. The discharging assembly can collect and store the qualified products to a designated area after the test, so that the user only needs to handle the unqualified PTC heaters separately, without manually distinguishing and picking up the qualified products. This not only improves the work efficiency, reduces the time and labor intensity of manual operation, but also effectively avoids errors that may occur in the classification process, ensures the consistency and reliability of product quality, makes the operation more convenient and efficient, and provides a smoother working experience for the user. This not only saves time, but also improves the safety and comfort of the working environment. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the drawings used in the embodiments will be briefly introduced as follows. It should be understood that the following drawings only show some embodiments of the present application, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can also be obtained without creative labor on the basis of these drawings.

[0017] Figure 1 It is a whole structure perspective view of the embodiment of the present application.

[0018] Figure 2 It is a fixed box structure split state perspective view of the embodiment of the present application.

[0019] Figure 3 It is a first motor structure perspective view of the embodiment of the present application.

[0020] Figure 4 It is a moving block structure side view perspective view of the embodiment of the present application.

[0021] Figure 5 It is a running rod structure perspective view of the embodiment of the present application.

[0022] Figure 6 It is a threaded rod structure perspective view of the embodiment of the present application.

[0023] Figure 7 It is a threaded block structure split state perspective view of the embodiment of the present application.

[0024] Icon: 1, pressure test device body; 2, blanking assembly; 21, fixed box; 22, first motor; 23, synchronous roller; 24, belt pulley; 25, synchronous belt; 26, positioning box; 27, guide rod; 28, threaded rod; 29, second motor; 210, moving block; 211, running rod; 212, limit plate; 213, toothed plate; 214, gear; 215, long rod; 216, bevel gear; 217, threaded block; 218, jack; 219, bolt; 220, connecting plate; 221, clamping plate. DETAILED DESCRIPTION

[0025] The existing pressure resistance testing device needs to manually collect qualified products after completing the test on the PTC heating device, which not only consumes time, delays the test progress, but also increases the labor burden, and is easy to make errors in the classification process, affecting the product quality. Therefore, the inventor provides a pressure resistance testing device for PTC heating device through research, which can automatically store the qualified PTC heating device after testing by setting a discharging assembly, significantly reducing the work burden of the user, and making them only need to handle unqualified products. This not only improves the work efficiency, reduces the time and labor intensity of manual operation, but also avoids classification errors, ensures the consistency and reliability of product quality. The overall operation is more convenient and efficient, thereby solving the above defects.

[0026] Some embodiments of the present application will be described in detail below with reference to the accompanying drawings. In the case of no conflict, the following examples and features in the examples can be combined with each other.

[0027] Please refer to Figures 1 to 7The utility model embodiment provides a kind of PTC heater's withstand voltage testing device, including withstand voltage testing device body 1, wherein withstand voltage testing device body 1 includes with the high voltage power supply of PTC heater testing, test fixture, monitoring equipment, voltage protection equipment and data acquisition and analysis instrument are jointly constituted, this PTC heater is applied to: wind turbine-leaf ice melting, deicing, the surface of the rear side of withstand voltage testing device body 1 is provided with blanking assembly 2, blanking assembly 2 includes fixed box 21, the surface of the front side of fixed box 21 is fixedly connected with the surface of the rear side of withstand voltage testing device body 1, the inner chamber of fixed box 21 is installed with first motor 22, the left and right sides of withstand voltage testing device body 1 inner chamber are rotatably connected with synchronous roller 23, the rear end of synchronous roller 23 is penetrated to the inner chamber of fixed box 21, the output shaft of first motor 22 is fixedly connected with the rear end of synchronous roller 23, the outer surface of two synchronous rollers 23 is respectively equipped with pulley 24, and two pulleys 24 are connected by belt transmission, the outer surface of two synchronous rollers 23 is commonly transmission connection with synchronous belt 25, and the left side of withstand voltage testing device body 1 is provided with the concave cavity of cooperation with synchronous belt 25, and the top of the inner side of this cavity is fixedly connected with inclined plate, to facilitate the PTC heater of detection qualified is blanked or processed, the front and rear sides of the left side of withstand voltage testing device body 1 are fixedly connected with positioning box 26, the inner chamber of two positioning boxes 26 is respectively connected with guide rod 27 and threaded rod 28, and the bottom of threaded rod 28 is rotatably connected with the bottom of the inner chamber of positioning box 26, and outer thread is set on the outer surface of threaded rod 28, the top of positioning box 26 is installed with second motor 29, the output shaft of second motor 29 is fixedly connected with the top end of threaded rod 28, the outer surface of threaded rod 28 and guide rod 27 is commonly movably connected with moving block 210, the inner side of moving block 210 is provided with inner thread screwing with the outer thread of threaded rod 28, the outer surface of the front and rear sides of moving block 210 is slidably connected with the inner chamber of positioning box 26, wherein the side opposite to two positioning boxes 26 is provided with moving cavity, to facilitate moving block 210 moves;

[0028] Please refer to Figures 2 to 7The operation rod 211 is fixedly connected to the outer surface of the center of the bottom and the top of the inner cavity of the moving block 210, the left and right sides of the inner cavity of the moving block 210 are slidably connected with the limiting plates 212, the outer surface of the limiting plate 212 is fixedly connected with the toothed plate 213, the outer surface of the operation rod 211 is fixedly connected with the gear 214 which is meshed with the toothed plate 213, the inner cavity of the moving block 210 is throughly provided with the long rod 215, wherein the bottom of the inner cavity of the moving block 210 is fixedly connected with a plurality of positioning plates which are rotatably connected with the outer surface of the long rod 215, the outer surfaces of the long rod 215 and the operation rod 211 are respectively fixedly connected with two meshed bevel gears 216, the front side of the moving block 210 is fixedly connected with the threaded block 217, wherein the inner side of the threaded block 217 is provided with internal threads, the outer surface of the long rod 215 is provided with a plurality of insertion holes 218, the front side of the moving block 210 is connected with the bolt 219 which is threadedly connected with the threaded block 217, the outer surface of the bolt 219 is provided with external threads which are matched with the internal threads of the threaded block 217, and the bolt 219 is in contact with the inner side of the insertion hole 218, the outer surfaces of the top of the limiting plate 212 and the toothed plate 213 are fixedly connected with the connecting plate 220, the top of the connecting plate 220 is fixedly connected with the clamping plate 221, and the left and right sides of the top of the moving block 210 are provided with moving cavities which are matched with the clamping plate 221.

[0029] Specifically, when the PTC heat generator is stored or transferred to the next processing procedure, the first motor 22 is started first, the motor drives the synchronous roller 23 to rotate, and then drives the synchronous belt 25 to move the PTC heat generator to the right. At this time, the user needs to place the container for storing the PTC heat generator, such as a placing frame, on the moving block 210 in advance, and manually unscrew the bolt 219 to move it out of the insertion hole 218. Then, by manually rotating the long rod 215, the bevel gear 216 is driven to rotate, further driving the operation rod 211 and the gear 214 to rotate, the gear 214 is meshed with the two toothed plates 213 to drive the limiting plate 212, the connecting plate 220 and the clamping plate 221 to move synchronously in opposite directions, thereby achieving stable clamping of containers of different sizes. After the adjustment is completed, the bolt 219 is reinserted into the insertion hole 218 and connected and fixed with the threaded block 217. Finally, the second motor 29 is started, which drives the threaded rod 28 to rotate, and drives the moving block 210 to move up and down by using the threaded transmission principle, thereby lifting the container containing the PTC heat generator, facilitating centralized storage and subsequent use.

[0030] In conclusion, the working principle of the voltage withstand testing device of the PTC heater is as follows: firstly, the user places the PTC heater on the voltage withstand testing device body 1 for testing; when unqualified testing is encountered, the user manually removes the unqualified PTC heater; after removal, the qualified PTC heater is inserted and pulled out; then, the discharging assembly 2 is started to concentrate and store the qualified PTC heater, thereby avoiding the situation that the user needs to manually concentrate and collect the qualified PTC heater in the face of multiple PTC heaters in the same batch, and facilitating use.

[0031] The preferred embodiments of the utility model are merely used for limiting the utility model, and the utility model can be changed and varied for the person skilled in the art. Any modification, equivalent replacement, improvement and the like within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A voltage withstand test device for a PTC heat generator, characterized by comprising: Including pressure test device body (1), the surface of rear side of pressure test device body (1) is provided with blanking assembly (2), blanking assembly (2) includes fixed box (21), first motor (22) is installed in the inner chamber of fixed box (21), synchronous roller (23) is rotatably connected to the left and right sides in the inner chamber of pressure test device body (1), the rear end of synchronous roller (23) penetrates to the inner chamber of fixed box (21), and the output shaft of first motor (22) is fixedly connected with the rear end of synchronous roller (23).

2. The voltage withstand test apparatus for a PTC heat generator according to claim 1, wherein The outer surfaces of the two synchronous rollers (23) are respectively sleeved with pulleys (24), and the two pulleys (24) are drivingly connected by a belt, and the outer surfaces of the two synchronous rollers (23) are drivingly connected by a synchronous belt (25).

3. The voltage withstand test apparatus for a PTC heat generator according to claim 2, wherein The front and rear sides of the left side of the pressure test device body (1) are fixedly connected with positioning boxes (26), and the inner chambers of the two positioning boxes (26) are respectively connected with guide rods (27) and threaded rods (28).

4. The voltage withstand test apparatus for a PTC heat generator according to claim 3, wherein The top of the positioning box (26) is provided with a second motor (29), and the output shaft of the second motor (29) is fixedly connected with the top end of the threaded rod (28).

5. The voltage withstand test apparatus for a PTC heat generator according to claim 4, wherein The outer surfaces of the threaded rod (28) and the guide rod (27) are movably connected with a moving block (210), and the outer surfaces of the front and rear sides of the moving block (210) are slidably connected with the inner chambers of the positioning boxes (26).

6. The voltage withstand test apparatus for a PTC heat generator according to claim 5, wherein Rotatably connected with a running rod (211) at the centers of the inner chamber bottom and the inner chamber top of the moving block (210), the left and right sides of the inner chamber of the moving block (210) are slidably connected with limit plates (212).

7. The voltage withstand test apparatus for a PTC heat generator according to claim 6, wherein The outer surface of the limit plate (212) is fixedly connected with a toothed plate (213), and the outer surface of the running rod (211) is fixedly connected with a gear (214) that is meshed with the toothed plate (213).

8. The voltage withstand test apparatus for a PTC heat generator according to claim 7, wherein The inner chamber of the moving block (210) penetrates a long rod (215), and the outer surfaces of the long rod (215) and the running rod (211) are respectively fixedly connected with two intermeshing bevel gears (216).

9. The voltage withstand test apparatus for a PTC heat generator according to claim 8, wherein The front side of the moving block (210) is fixedly connected with a threaded block (217), the outer surface of the long rod (215) is provided with a plurality of insertion holes (218), the front side of the moving block (210) is connected with a bolt (219) that is threadedly connected with the threaded block (217), and the bolt (219) is in contact with the inner side of the insertion hole (218).

10. The voltage withstand test apparatus for a PTC heat generator according to claim 7, wherein The outer surfaces of the top of the limit plate (212) and the toothed plate (213) are fixedly connected with a connecting plate (220), and the top of the connecting plate (220) is fixedly connected with a clamping plate (221).

Images