Direct-current power supply insulation detection device

Abstract

The utility model discloses a DC power supply insulation detection device comprising a supporting table, a first linear motor is horizontally fixed on one side of the upper surface of the supporting table, a second linear motor is vertically fixed on the surface of the moving end of the first linear motor, and a third linear motor is horizontally fixed on the surface of the moving end of the second linear motor. The third linear motor is perpendicular to the first linear motor, and a conductive assembly is installed on the lower surface of the moving end of the third linear motor. According to the utility model, the supporting table, the first linear motor, the second linear motor, the third linear motor, the conductive assembly, the supporting plate, the positioning assembly and the controller are arranged, and the direct-current power supply to be tested is fixed through the positioning assembly after being placed on the surface of the supporting plate; and then the first linear motor, the second linear motor and the third linear motor are moved and matched to drive the conductive assembly to move, so that two metal contacts of the conductive assembly are automatically contacted with the insulating part of the direct-current power supply, and automatic detection is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to direct current source detection technical field especially relates to a direct current source insulation detection device. BACKGROUND

[0002] The insulation detection of direct current source refers to the quality and performance of the insulation material in the direct current source system through specific test method and equipment to ensure the safe operation of the system. The direct current insulation test is a method of testing the insulation material of electrical equipment by using the direct current source with stable voltage and constant current. In the test process, the test instrument applies the voltage output by the direct current source to the insulation material of the device to be tested, and measures the leakage current on the material by the ammeter, so as to judge whether the quality of the insulation material meets the requirements.

[0003] Through the search, the patent with publication number CN220419401U discloses a kind of direct current source insulation detection device, it is achieved by setting rotary knob control gear and two racks are mutually engaged, realize the movement of two extension rods to be mutually far away or mutually close, reach the convenience of increasing the detection range of equipment. But the device needs manual device, the detection contact is contacted with the direct current source to be tested, if it is batch detection, not only manual labor intensity is big, and there is certain safety risk, so it needs further improvement. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in prior art and provides a kind of direct current source insulation detection device.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme: a kind of direct current source insulation detection device, including support table, the first linear motor is fixed on the upper surface one side of support table horizontally, the second linear motor is vertically fixed on the surface of the moving end of the first linear motor, the third linear motor is fixed on the surface of the moving end of the second linear motor horizontally, and the third linear motor is perpendicular to the first linear motor, the conductive assembly is installed on the lower surface of the moving end of the third linear motor, the vertical shaft is rotatably connected in the middle part of the support table and passes through bearing, the vertical shaft top is fixedly connected with the supporting plate, and the positioning assembly is installed on the upper surface both sides of supporting plate, the electric telescopic rod that drives vertical shaft rotation is installed on the lower surface of support table, the controller is installed on the upper surface of support table.

[0006] Further, the positioning assembly includes a vertical plate fixed to the upper surface of the supporting plate, a screw rod is rotatably connected through a screw thread in the middle part of the vertical plate, rubber heads and knobs are fixed to both ends of the screw rod respectively, and the rubber head is located on the side close to the center of the supporting plate.

[0007] Further, the electric telescopic rod is fixedly connected with a gear plate at the telescopic end, the vertical shaft is fixedly connected with a gear at the bottom end, the gear is engaged with the gear plate, and the electric telescopic rod is electrically connected with the controller.

[0008] Further, the conductive assembly comprises a horizontal guide rail fixed to the lower surface of the moving end of the third linear motor, the horizontal guide rail is hollow, a strip-shaped opening is formed in the bottom wall of the horizontal guide rail, two symmetrical sliding blocks are slidably connected in the strip-shaped opening, metal contacts are fixedly connected to the lower surfaces of the two sliding blocks, a current meter is arranged in the controller, the two metal contacts are connected with the positive and negative poles of the current meter through wires, and a display screen is arranged on the surface of the controller.

[0009] Further, the horizontal guide rail is horizontally rotatably connected with a bidirectional screw rod through a bearing, the bidirectional screw rod penetrates through the two sliding blocks and is rotatably connected with the two sliding blocks through threads, a servo motor is fixed to one end of the outer lateral wall of the horizontal guide rail, the output end of the servo motor is fixedly connected with the bidirectional screw rod, and the servo motor is electrically connected with the controller.

[0010] Further, the first linear motor, the second linear motor and the third linear motor are electrically connected with the controller.

[0011] The utility model discloses a beneficial effect:

[0012] 1, the utility model discloses in using, a kind of DC power supply insulation detection device, setting support table, first linear motor, second linear motor, third linear motor, conductive assembly, supporting plate, positioning assembly and controller, after being placed on the surface of supporting plate to be measured DC power supply, it is fixed by positioning assembly, then it is moved by first linear motor, second linear motor, third linear motor moves cooperation and drives conductive assembly to move, so that the two metal contacts of conductive assembly automatically contact with the insulating part of DC power supply, to realize automatic detection.

[0013] 2, the utility model discloses in using, a kind of DC power supply insulation detection device, setting vertical shaft, supporting plate, electric telescopic rod, gear plate and gear, gear plate is driven gear and vertical shaft rotation by electric telescopic rod and drives gear plate to move horizontally, can change the horizontal angle of DC power supply fixed on the surface of supporting plate, improve the convenience of detection. ACCURACY OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme of the utility model, the following will be to the specific implementation mode description needed to use the drawing briefly introduced, obviously, the following description in the drawing is only some embodiments of the utility model, for those skilled in the art, under the premise of not paying creative labor, other drawings can also be obtained according to these drawings.

[0015] Figure 1The overall schematic view of the utility model;

[0016] Figure 2 The partial view of the utility model;

[0017] Figure 3 The utility model discloses Figure 1 The enlarged view of A place in the middle;

[0018] Figure 4 The utility model discloses Figure 1 The enlarged view of B place in the middle.

[0019] The signs are as follows:

[0020] 1, support platform, 2, first linear motor, 3, second linear motor, 4, third linear motor, 5, conducting assembly, 51, horizontal guide rail, 52, bidirectional screw rod, 53, servo motor, 54, sliding block, 55, strip mouth, 56, metal contact, 6, vertical shaft, 7, supporting plate, 8, positioning assembly, 81, vertical plate, 82, screw rod, 9, electric telescopic rod, 10, toothed plate, 11, gear, 12, controller. Specific implementation

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0022] As Figures 1-4 Indicated, relate to a kind of DC power supply insulation detection device, including support platform 1, the upper surface one side of support platform 1 is horizontally fixed with first linear motor 2, the moving end surface of first linear motor 2 is vertically fixed with second linear motor 3, the moving end surface of second linear motor 3 is horizontally fixed with third linear motor 4, and third linear motor 4 is perpendicular to first linear motor 2, and the moving end lower surface of third linear motor 4 is installed with conducting assembly 5, support platform 1 middle part is penetrated and is rotatably connected with vertical shaft 6 by bearing, vertical shaft 6 top end is fixedly connected with supporting plate 7, and the upper surface both sides of supporting plate 7 are all installed with positioning assembly 8, the lower surface of support platform 1 is installed with the electric telescopic rod 9 of driving vertical shaft 6 rotation, the upper surface of support platform 1 is installed with controller 12.

[0023] In the embodiment, the model of controller 12 uses Mitsubishi FX1N, and the components of the device are controlled to work cooperatively by controller 12.

[0024] The positioning assembly 8 comprises a vertical plate 81 fixed to the upper surface of the supporting plate 7, a screw rod 82 is threaded and connected in the middle of the vertical plate 81, rubber heads and knobs are respectively fixed to the two ends of the screw rod 82, and the rubber head is located on the side close to the center of the supporting plate 7.

[0025] After the DC power supply is placed on the surface of the supporting plate 7, the screw rod 82 can be twisted by the knob, and the rubber head of the screw rod 82 is used to press and fix the DC power supply.

[0026] The telescopic end of the electric telescopic rod 9 is fixedly connected with a toothed plate 10, the bottom end of the vertical shaft 6 is fixedly connected with a gear 11, the gear 11 is engaged with the toothed plate 10, and the electric telescopic rod 9 is electrically connected with a controller 12.

[0027] The toothed plate 10 is driven to move back and forth horizontally by the electric telescopic rod 9, the toothed plate 10 drives the gear 11 and the vertical shaft 6 to rotate, thereby driving the supporting plate 7 and the DC power supply fixed on the surface of the supporting plate 7 to rotate at an angle.

[0028] The conductive assembly 5 comprises a horizontal guide rail 51 fixed to the lower surface of the moving end of the third linear motor 4, and the horizontal guide rail 51 is designed to be hollow, a strip-shaped opening 55 is formed in the bottom wall of the horizontal guide rail 51, two symmetrical sliding blocks 54 are slidably connected in the strip-shaped opening 55, metal contacts 56 are fixedly connected to the lower surfaces of the two sliding blocks 54, a current meter is arranged in the controller 12, the two metal contacts 56 are connected to the positive and negative electrodes of the current meter through wires, and a display screen is arranged on the surface of the controller 12.

[0029] The two sliding blocks 54 can move horizontally along the strip-shaped opening 55, so as to change the gap between the two metal contacts 56, when the metal contacts 56 contact the surface of the DC power supply, the current meter can measure whether there is current on the surface of the DC power supply, and if there is current, the current value will be displayed on the display screen.

[0030] A bidirectional screw rod 52 is horizontally rotatably connected in the horizontal guide rail 51 through a bearing, the bidirectional screw rod 52 penetrates through the two sliding blocks 54 and is threadedly connected with the two sliding blocks 54, a servo motor 53 is fixed to one end of the outer wall of the horizontal guide rail 51, the output end of the servo motor 53 is fixedly connected with the bidirectional screw rod 52, and the servo motor 53 is electrically connected with the controller 12.

[0031] The servo motor 53 is started by the controller 12, the servo motor 53 drives the bidirectional screw rod 52 to rotate, the bidirectional screw rod 52 drives the two sliding blocks 54 to move closer to or away from each other along the strip-shaped opening 55, so as to automatically change the distance between the two metal contacts 56.

[0032] The first linear motor 2, the second linear motor 3 and the third linear motor 4 are electrically connected with the controller 12. The first linear motor 2, the second linear motor 3 and the third linear motor 4 are controlled by the controller 12 to work cooperatively, so as to drive the conductive assembly 5 to move in the X, Y and Z axial directions.

[0033] Working principle: first, the DC power to be tested is placed on the surface of the supporting plate 7, and then the DC power is fixed by the positioning assembly 8. When starting detection, first, the servo motor 53 is started, the two metal contacts 56 are adjusted in spacing by the bidirectional screw rod 52, then the first linear motor 2 and the third linear motor 4 are started, the two metal contacts 56 are moved to positions, finally the second linear motor 3 drives the two metal contacts 56 to descend and contact the surface of the DC power, so as to realize detection. If there is current on the display screen of the controller 12, it indicates that the insulation is not up to standard. After detection of one place, the controller 12 controls the first linear motor 2, the second linear motor 3 and the third linear motor 4 to move and cooperate, changes the position of the two metal contacts 56, detects another place of the DC power, so as to realize automatic detection. And the electric telescopic rod 9 can be started to drive the supporting plate 7 to rotate, so as to change the angle of the DC power.

[0034] The preferred embodiments disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details and limit the utility model to the specific implementation. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments, in order to better explain the principle and practical application of the utility model, so that the person skilled in the art can well understand and utilize the utility model. The utility model is limited by the claims and the whole scope and equivalents.

Claims

1. A DC power supply insulation detection device comprising a support table (1), characterized in that: The first linear motor (2) is fixed horizontally on the upper surface of the support table (1), the moving end surface of the first linear motor (2) is vertically fixed with the second linear motor (3), the moving end surface of the second linear motor (3) is horizontally fixed with the third linear motor (4), the third linear motor (4) is perpendicular to the first linear motor (2), the moving end lower surface of the third linear motor (4) is provided with the conductive assembly (5), the vertical shaft (6) is rotatably connected through the bearing and penetrates the middle of the support table (1), the top end of the vertical shaft (6) is fixedly connected with the supporting plate (7), the upper surface of the supporting plate (7) is provided with the positioning assembly (8) on both sides, the lower surface of the support table (1) is provided with the electric telescopic rod (9) for driving the rotation of the vertical shaft (6), and the upper surface of the support table (1) is provided with the controller (12).

2. The DC power supply insulation detection device according to claim 1, characterized in that: The positioning assembly (8) comprises a vertical plate (81) fixed to the upper surface of the supporting plate (7), a screw rod (82) rotatably connected through threads and penetrating the middle of the vertical plate (81), rubber heads and knobs fixed to both ends of the screw rod (82), and the rubber heads located on one side close to the center of the supporting plate (7).

3. The DC power supply insulation detection device of claim 1, wherein: The electric telescopic rod (9) is fixedly connected with the gear plate (10) at the telescopic end, the bottom end of the vertical shaft (6) is fixedly connected with the gear (11), the gear (11) is engaged with the gear plate (10), and the electric telescopic rod (9) is electrically connected with the controller (12).

4. The DC power supply insulation detection device of claim 1, wherein: The conductive assembly (5) comprises a cross rail (51) fixed to the lower surface of the moving end of the third linear motor (4), and the cross rail (51) is designed as hollow inside, a strip-shaped opening (55) is formed in the bottom wall of the cross rail (51), two symmetrical sliding blocks (54) are slidably connected inside the strip-shaped opening (55), metal contacts (56) are fixedly connected to the lower surfaces of the two sliding blocks (54), a current meter is arranged inside the controller (12), the two metal contacts (56) are connected with the positive and negative electrodes of the current meter through wires, and a display screen is arranged on the surface of the controller (12).

5. The DC power supply insulation detection device of claim 4, wherein: The cross rail (51) is rotatably connected with the bidirectional screw rod (52) through the bearing inside, the bidirectional screw rod (52) penetrates the two sliding blocks (54) and is rotatably connected with the two sliding blocks (54) through threads, one end of the outer side wall of the cross rail (51) is fixedly connected with the servo motor (53), the output end of the servo motor (53) is fixedly connected with the bidirectional screw rod (52), and the servo motor (53) is electrically connected with the controller (12).

6. The DC power supply insulation detection device of claim 1, wherein: The first linear motor (2), the second linear motor (3) and the third linear motor (4) are electrically connected with the controller (12).

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