Wire core insulating layer electric leakage detection equipment

Abstract

The utility model discloses a wire core insulating layer electric leakage detection device, which relates to the technical field of wire core insulating layer electric leakage detection, and comprises a C-shaped plate, one side of the C-shaped plate is provided with a C-shaped turntable, the outer wall of the C-shaped turntable is provided with teeth, the outer wall of the C-shaped plate is fixedly connected with a first fixing plate, a second fixing plate and a third fixing plate, and the first fixing plate, the second fixing plate and the third fixing plate are fixedly connected with the C-shaped plate. The second fixing plate and the third fixing plate are distributed on the two sides of the first fixing plate, a driving gear is rotationally connected to the side, close to the C-shaped rotating disc, of the upper end of the first fixing plate, and a first driven gear and a second driven gear are rotationally connected to the sides, close to the C-shaped rotating disc, of the upper ends of the second fixing plate and the third fixing plate correspondingly. The first movable gear and the second driven gear are meshed with teeth arranged on the outer wall of the C-shaped rotating disc and are respectively meshed with the driving gear. According to the utility model, the insulating layer of the wire core can be comprehensively scanned, any possible electric leakage point is ensured not to be discharged, and the detection accuracy is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of wire core insulation layer leakage detection, and specifically relates to a wire core insulation layer leakage detection equipment. BACKGROUND

[0002] In power transmission and electrical equipment, the integrity of the wire core insulation layer is directly related to the safe operation and reliability of the equipment. If the wire core insulation layer leaks, it will cause electrical equipment failure, fire and other safety hazards. Therefore, timely detection of whether the wire core insulation layer leaks is an important link to ensure the safety of electrical equipment. The traditional wire core insulation layer leakage detection method generally relies on manual operation and needs to be checked by the naked eye or manual measurement equipment. This way not only wastes time and effort, but also has a certain risk of missed detection. In addition, the existing leakage detection equipment mostly needs the operator to contact the cable, increasing the risk in the operation process. Therefore, there is an urgent need for an efficient, accurate and automated wire core insulation layer leakage detection equipment that can quickly detect whether the cable wire core insulation layer leaks while ensuring personnel safety.

[0003] Therefore, the skilled in the art provides a wire core insulation layer leakage detection equipment to solve the problems raised in the background. SUMMARY

[0004] The utility model discloses a kind of wire core insulation layer leakage detection equipment to solve the problems raised in the background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of wire core insulation layer leakage detection equipment, including C type board, the side of the C type board is provided with C type turntable, gear teeth are opened on the outer wall of the C type turntable, the outer wall of the C type board is fixedly connected with fixed plate one, fixed plate two and fixed plate three, the fixed plate two and fixed plate three are distributed in the two sides of fixed plate one, the upper end of the fixed plate one is close to the side of the C type turntable and is rotatably connected with driving gear, the upper end of the fixed plate two and fixed plate three is close to the side of the C type turntable and is rotatably connected with driven gear one and driven gear two respectively, the driving gear and driven gear two are engaged with the gear teeth opened on the outer wall of the C type turntable, the driving gear and driven gear two are engaged with driving gear respectively.

[0006] As a further scheme of the utility model: the surface of the side of the C type board close to C type turntable is provided with C type sliding slot, the side of the C type turntable close to the C type board is fixedly connected with C type sliding block, the C type sliding block is located in the inner wall sliding connection of C type sliding slot with C type sliding slot.

[0007] As a further scheme of the utility model: a plurality of leakage current sensors are fixedly installed on the equiangular end face of the C-shaped plate away from the C-shaped turntable.

[0008] As a further scheme of the utility model: a motor motor is fixedly installed on the upper end of the first fixed plate away from the C-shaped turntable, and the output shaft of the motor motor is fixedly connected with the driving gear.

[0009] As a further scheme of the utility model: an insulating rod is fixedly connected with the end face of the C-shaped plate away from the C-shaped turntable, and a handle is fixedly connected with one end of the insulating rod.

[0010] Compared with the prior art, the utility model has the beneficial effects that:

[0011] 1. Efficient and accurate detection: the unique C-shaped structure design, combined with multi-gear transmission to drive the C-shaped turntable to rotate, can make the plurality of leakage current sensors installed on the C-shaped turntable move in all directions around the wire core, compared with the traditional single position or fixed angle detection mode, this dynamic detection can fully scan the wire core insulation layer, ensure that no possible leakage point is missed, and greatly improve the detection accuracy.

[0012] 2. Increase operation safety: the device is designed with an insulating rod and a handle, so that the operator can safely hold the insulating rod for operation, avoid direct contact with the cable, and reduce the occurrence of leakage accidents.

[0013] 3. Reasonable structure: the device adopts modular design of C-shaped plate, turntable, gear mechanism and the like, compact structure, easy to assemble and maintain. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a kind of wire core insulation layer leakage detection equipment's overall structure schematic diagram.

[0015] Figure 2 It is a kind of wire core insulation layer leakage detection equipment in fixed plate and motor motor's structure schematic diagram.

[0016] Figure 3 It is a kind of wire core insulation layer leakage detection equipment in C-shaped plate and C-shaped sliding slot's structure schematic diagram.

[0017] Figure 4 It is a kind of wire core insulation layer leakage detection equipment in C-shaped turntable and C-shaped sliding block's structure schematic diagram.

[0018] In the figure: 1, C-shaped plate; 2, insulating rod; 3, handle; 4, C-shaped rotary disc; 5, leakage current sensor; 6, fixed plate one; 7, fixed plate two; 8, fixed plate three; 9, driving gear; 10, driven gear one; 11, driven gear two; 12, motor; 13, C-shaped sliding groove; 14, C-shaped sliding block; 15, gear teeth. DETAILED DESCRIPTION

[0019] 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 protection of the utility model. Embodiment 1

[0020] Referring to Figures 1-4 The embodiment provides a wire core insulation layer leakage detection equipment, including C-shaped plate 1, one side of C-shaped plate 1 is provided with C-shaped rotary disc 4, gear teeth 15 are formed on the outer wall of C-shaped rotary disc 4, the outer wall of C-shaped plate 1 is fixedly connected with fixed plate one 6, fixed plate two 7 and fixed plate three 8, fixed plate two 7 and fixed plate three 8 are distributed on the two sides of fixed plate one 6, the upper end of fixed plate one 6 is rotatably connected with driving gear 9 on the side close to C-shaped rotary disc 4, the upper end of fixed plate two 7 and fixed plate three 8 is rotatably connected with driven gear one 10 and driven gear two 11 on the side close to C-shaped rotary disc 4 respectively, driven gear one and driven gear two 11 are engaged with gear teeth 15 formed on the outer wall of C-shaped rotary disc 4, and driven gear one and driven gear two 11 are engaged with driving gear 9 respectively. Embodiment 2

[0021] Referring to Figures 1-4 The embodiment is based on the previous embodiment, and different from the previous embodiment, the surface of the side close to C-shaped rotary disc 4 of C-shaped plate 1 is provided with C-shaped sliding groove 13, C-shaped sliding block 14 is fixedly connected to the side close to C-shaped plate 1 of C-shaped rotary disc 4, C-shaped sliding block 14 is slidably connected to the inner wall of C-shaped sliding groove 13, a plurality of leakage current sensors 5 are fixedly installed on the end face of the side away from C-shaped plate 1 of C-shaped rotary disc 4 at equal angles, motor 12 is fixedly installed on the upper end of the side away from C-shaped rotary disc 4 of fixed plate one 6, the output shaft of motor 12 is fixedly connected with driving gear 9, insulating rod 2 is fixedly connected to the end face of the side away from C-shaped rotary disc 4 of C-shaped plate 1, and handle 3 is fixedly connected to one end of insulating rod 2.

[0022] Working principle: when the device is ready for use, the operator can hold the insulated rod 2 on the device, safely place the device on the cable to be detected, at this time, the cable core and the insulation layer should be located at the center of the C-shaped plate 1 and the C-shaped turntable 4, start the motor 12, the output shaft of the motor 12 is connected with the driving gear 9, the motor 12 starts to work, and power is transmitted to the driving gear 9 to drive the driving gear 9 to rotate, the driving gear 9 is meshed with the driven gear one 10 and the driven gear two 11 respectively, according to the gear transmission principle, the rotation of the driving gear 9 will drive the driven gear one 10 and the driven gear two 11 to rotate towards each other, the driven gear one 10 and the driven gear two 11 are meshed with the teeth 15 on the outer wall of the C-shaped turntable, due to the interaction force between the gears, the opposite rotation of the driven gear one 10 and the driven gear two 11 will drive the C-shaped turntable to slide and rotate along the C-shaped sliding groove opened on one side of the C-shaped plate, a plurality of leakage current sensors 5 are fixedly installed on the side end face of the C-shaped turntable away from the C-shaped plate at equal angles, based on electromagnetic induction or other advanced leakage detection principle, when the cable core insulation layer is intact, the magnetic field generated by the core current is in a stable state, the magnetic field related parameters detected by the sensor are within the normal range, and the leakage alarm signal will not be triggered, once the cable core insulation layer is damaged and leaks, the leakage current will change the distribution of the surrounding magnetic field, the leakage current sensor 5 sensitively captures the change of the magnetic field and converts it into an electric signal, after amplification, filtering, analog-digital conversion and other processing of the signal inside the sensor, the electric signal is transmitted to the external monitoring device or directly fed back to the operator in the form of sound and light, indicating that the cable core insulation layer has a leakage problem, so as to realize accurate detection of the cable core insulation layer leakage.

[0023] It is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the present application is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0024] In addition, it should be understood that although the present application is described in the form of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be appropriately combined to form other embodiments that those skilled in the art can understand.

Claims

1. A kind of wire core insulation layer electric leakage detection equipment, including C type board (1), it is characterized in that, The side of the C-shaped plate (1) is provided with a C-shaped turntable (4), the outer wall of the C-shaped turntable (4) is provided with a gear (15), the outer wall of the C-shaped plate (1) is fixedly connected with a fixed plate one (6), a fixed plate two (7) and a fixed plate three (8), the fixed plate two (7) and the fixed plate three (8) are distributed on the two sides of the fixed plate one (6), the upper end of the fixed plate one (6) is rotatably connected with a driving gear (9) near one side of the C-shaped turntable (4), the upper end of the fixed plate two (7) and the fixed plate three (8) is rotatably connected with a driven gear one (10) and a driven gear two (11) near one side of the C-shaped turntable (4) respectively, the driving gear one and the driven gear two (11) are engaged with the gear (15) on the outer wall of the C-shaped turntable (4), and the driving gear one and the driven gear two (11) are engaged with the driving gear (9) respectively.

2. The electric leakage detection device for a wire core insulation layer according to claim 1, characterized by, The side surface of the C-shaped plate (1) near the C-shaped turntable (4) is provided with a C-shaped sliding groove (13), and the side of the C-shaped turntable (4) near the C-shaped plate (1) is fixedly connected with a C-shaped sliding block (14), the C-shaped sliding block (14) is located in the C-shaped sliding groove (13) and is in sliding connection with the inner wall of the C-shaped sliding groove (13).

3. The electric leakage detection device for a wire core insulation layer according to claim 1, characterized by, A plurality of leakage current sensors (5) are fixedly installed on the side end face of the C-shaped turntable (4) away from the C-shaped plate (1) at equal angles.

4. The electric leakage detection device for a wire core insulation layer according to claim 1, characterized by The upper end of the fixed plate one (6) is fixedly installed with a motor (12) away from one side of the C-shaped turntable (4), and the output shaft of the motor (12) is fixedly connected with the driving gear (9).

5. The electric leakage detection device for a wire core insulation layer according to claim 1, characterized by, The side end face of the C-shaped plate (1) away from the C-shaped turntable (4) is fixedly connected with an insulating rod (2), and one end of the insulating rod (2) is fixedly connected with a handle (3).

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