CN220231888U - High-voltage cable outer sheath insulation live detection device - Google Patents

Abstract

The utility model relates to the technical field of high-voltage cable detection, in particular to a high-voltage cable outer sheath insulation live detection device, which comprises: the top of the detection table is rotatably connected with a take-up pulley, and the top of the detection table is provided with an electrified detector body; the adjusting mechanism is used for increasing the insulating live detection device to detect the high-voltage cables with different specifications, and is arranged at the top of the detection table; the adjusting mechanism comprises an adjusting component arranged at the top of the detection table, and a driving component is arranged at the top of the detection table; the carousel rotates and drives the lead screw and rotate in the device, and the lead screw rotates and drives electrified detector body through the slider and remove, makes electrified detector body remove to high-voltage cable surface, and then adjustable electrified detector body and the contact of different specification high-voltage cable, improves the self-adaptation that uses the insulating electrified detection device of high-voltage cable oversheath.

Description

A high-voltage cable outer sheath insulation live detection device

Technical field

The utility model relates to the technical field of high-voltage cable detection, and in particular to a high-voltage cable outer sheath insulation live detection device.

Background technique

High-voltage cable is a type of power cable. It refers to a power cable used to transmit power between 1kv and 1000kv. It is mostly used in power transmission and distribution. The outer sheath is located on the outermost layer of the cable. It is mostly made of polyvinyl chloride (PVC) or polyvinyl chloride (PVC). Ethylene (PE) is two kinds of materials; the main functions of the outer sheath in the high-voltage cable structure are: protection and insulation; damage to the outer sheath of the cable may cause an increase in the circulation of the metal sheath of the cable and reduce the risk of the cable line. transmission capacity; if it is too heavy, the metal sheath will be corroded, thereby endangering the main insulation of the cable, until insulation breakdown occurs; therefore, it is necessary to conduct insulation live detection on the surface of the outer sheath of high-voltage cables to ensure the safety of using high-voltage cables; now Some high-voltage cable outer sheath insulation live detection devices are usually placed on the insulation shell of high-voltage cables to sense whether there is current leakage to determine the insulation effect. Since high-voltage cables have multiple specifications, it is difficult for a single device to adapt to cables of different specifications. , resulting in unsatisfactory test results.

Therefore, a high-voltage cable outer sheath insulation live detection device is proposed to solve the above problems.

Utility model content

The purpose of this utility model is to provide a high-voltage cable outer sheath insulation live detection device in order to solve the above problems, which improves the problem that the insulation live detection device cannot be applied to cables of different specifications.

The utility model achieves the above object through the following technical solution. A high-voltage cable outer sheath insulation live detection device includes: a detection platform, the top of the detection platform is rotatably connected with a take-up wheel, and the top of the detection platform is provided with a wire take-up wheel. The body of the live detector; the adjustment mechanism, which is used to increase the ability of the insulation live detection device to detect high-voltage cables of different specifications, is arranged on the top of the detection platform; wherein the adjustment mechanism includes an adjustment component arranged on the top of the detection platform, A driving component is provided on the top of the detection platform.

Preferably, the adjustment component includes a fixed ring fixedly connected to the top of the detection platform, the inner surface of the fixed ring is rotatably connected to a ring gear, and the inner surface of the ring gear is fixedly connected to two sliding frames, so A slide block is slidingly connected to the inside of the sliding frame, and the surface of the live detector body is fixedly connected to the inside of the slide block. A screw rod is rotatably connected to the inside of the sliding frame on one side, and the surface of the screw rod is threadedly connected. Inside one of the sliders, the rotating screw rod drives the live detector body up and down through the slider, thereby adjusting the contact between the live detector body and high-voltage cables of different specifications, improving the use of high-voltage cable outer sheath insulation live detection devices. of adaptability.

Preferably, the surface of the ring gear is meshed with a driven gear, and the bottom end of the screw rod is fixedly connected with a turntable. The driven gear rotates through the ring gear to drive the live detector body to rotate on the surface of the high-voltage cable to ensure insulation live detection. The device detects the comprehensiveness of the outer sheath of high-voltage cables to avoid missed detections.

Preferably, the surface of the ring gear is fixedly connected to a limiting ring, the inner surface of the fixed ring is provided with a limiting groove, the surface of the limiting ring is rotationally connected to the inside of the limiting groove, and the limiting block and the limiting groove The interaction is used to support and limit the ring gear, prevent the ring gear from being suspended, and ensure that the ring gear and the driven gear can mesh and rotate.

Preferably, the driving component includes a first bevel gear fixedly connected to one end of the take-up wheel, the surface of the first bevel gear is meshed with a second bevel gear, and the take-up wheel rotates to drive the charged detector body. The surface of the high-voltage cable rotates to ensure that the insulation live detection device can comprehensively detect the outer sheath of the high-voltage cable.

Preferably, one end of the second bevel gear is fixedly connected to a connecting rod, and one end of the connecting rod is fixedly connected to one end of the driven gear. The rotation of the second bevel gear drives the driven gear to rotate through the connecting rod to ensure electrification. The detector body can rotate for detection.

Preferably, a support block is fixedly connected to the top of the detection platform, and the surface of the connecting rod is rotationally connected to the inside of the support block. The support block and the connecting rod support and limit the second bevel gear and the driven gear to avoid The second bevel gear and the driven gear have no supporting points, so the second bevel gear cannot mesh and rotate with the first bevel gear, and the driven gear cannot mesh and rotate with the ring gear.

The beneficial effects of this utility model are:

1. By setting the adjustment components, the turntable rotates to drive the screw rod to rotate. The screw rod rotates to drive the live detector body to move through the slider, so that the live detector body moves to the surface of the high-voltage cable, and then the live detector body and high-voltage cables of different specifications can be adjusted. contact to improve the adaptability of the high-voltage cable outer sheath insulation live detection device;

2. By setting the adjustment mechanism, the rotation of the take-up wheel drives the first bevel gear to rotate and wind up the high-voltage cable, so that the high-voltage cable moves on the inspection table. The first bevel gear is connected to the second bevel gear and the connecting rod through the second bevel gear and the connecting rod. The driven gear drives the ring gear to rotate, and the ring gear rotates to drive the live detector body to rotate on the surface of the high-voltage cable for detection. When current occurs at the damaged outer sheath of the high-voltage cable, the surface of the live detector body will light up red to notify the staff. The test results ensure that the insulation live detection device can comprehensively detect the outer sheath of high-voltage cables and avoid missed detections.

Description of the drawings

Figure 1 is a schematic diagram of the overall structure of the utility model;

Figure 2 is a schematic structural diagram of the adjustment mechanism of the present utility model;

Figure 3 is an exploded view of the fixed ring and ring gear of the present utility model;

Figure 4 is a schematic cross-sectional structural diagram of the sliding frame of the present utility model.

In the picture: 1. Testing platform; 2. Take-up wheel; 3. Body of live detector; 4. Adjustment mechanism; 401, adjustment parts; 4011, fixed ring; 4012, ring gear; 4013, slider; 4014, sliding frame ; 4015, driven gear; 4016, limit groove; 4017, limit ring; 4018, screw rod; 4019, turntable; 402, driving component; 4021, first bevel gear; 4022, second bevel gear; 4023 , connecting rod; 4024, support block.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

Specific implementation: As shown in Figure 1-4, a high-voltage cable outer sheath insulation live detection device includes: a detection platform 1, the top of the detection platform 1 is rotatably connected with a take-up wheel 2, and the top of the detection platform 1 is provided with a The live detector body 3; the adjustment mechanism 4, which is used to increase the ability of the insulation live detection device to detect high-voltage cables of different specifications, is arranged on the top of the detection platform 1; wherein the adjustment mechanism 4 includes an adjustment mechanism 4 arranged on the top of the detection platform 1 Component 401, a driving component 402 is provided on the top of the detection platform 1.

As shown in Figure 2-4, the adjustment component 401 includes a fixed ring 4011 fixedly connected to the top of the detection platform 1. The inner surface of the fixed ring 4011 is rotatably connected to a ring gear 4012, and the inner surface of the ring gear 4012 is fixedly connected to two gears. The sliding frame 4014 has a sliding block 4013 slidingly connected to the inside of the sliding frame 4014. The surface of the live detector body 3 is fixedly connected to the inside of the sliding block 4013. The inside of the sliding frame 4014 on one side is connected to a screw rod 4018 for rotation. The screw rod The surface of 4018 is threadedly connected to the inside of one side of the slider 4013. The surface of the ring gear 4012 is meshed with the driven gear 4015. The bottom end of the screw rod 4018 is fixedly connected with the turntable 4019. The surface of the ring gear 4012 is fixedly connected with the limit ring. 4017, the inner surface of the fixed ring 4011 is provided with a limiting groove 4016, and the surface of the limiting ring 4017 is rotationally connected to the inside of the limiting groove 4016. The driving component 402 includes a first bevel gear 4021 fixedly connected to one end of the take-up wheel 2, The surface of the first bevel gear 4021 is meshed with a second bevel gear 4022. One end of the second bevel gear 4022 is fixedly connected to a connecting rod 4023. One end of the connecting rod 4023 is fixedly connected to one end of the driven gear 4015. The detection platform A pay-off wheel is rotatably connected to the top of 1, and motors are fixedly connected to both sides of the top of the detection platform 1. The output shaft of the motor on one side is fixedly connected to one end of the take-up wheel 2, and the output shaft of the motor on the other side is fixedly connected to At one end of the pay-off wheel, the output shaft of the motor rotates to drive the take-up wheel 2 and the pay-off wheel to rotate, thereby moving the high-voltage cable on the detection platform 1. The surface of the turntable 4019 is provided with annularly distributed positioning holes, one of which is There are two positioning blocks fixedly connected to the bottom of the side sliding frame 4014. There is a positioning rod slidingly connected to the inside of the positioning block. A spring is fixedly connected to the surface of the positioning block. The surface of the positioning rod is located on the inner ring of the spring. The surface of the positioning rod is stuck. Connected to the inside of the positioning hole, the positioning rod is used to position the turntable 4019 to ensure the stability of the live detector body 3 in contact with the high-voltage cable;

When it is necessary to perform insulation live testing on the outer sheath of the high-voltage cable, the high-voltage cable passes through the ring gear 4012 and the turntable 4019 is rotated. The turntable 4019 rotates to drive the screw rod 4018 to rotate. The screw rod 4018 rotates to drive the slider 4013 to move, and the slider 4013 moves. The live detector body 3 is driven to move, so that the live detector body 3 moves to the surface of the high-voltage cable, thereby adjusting the contact between the live detector body 3 and high-voltage cables of different specifications, and improving the adaptability of the high-voltage cable outer sheath insulation live detection device. property, start the take-up wheel 2 to rotate, the take-up wheel 2 rotates to drive the first bevel gear 4021 to rotate and wind up the high-voltage cable, so that the high-voltage cable moves on the detection platform 1, the first bevel gear 4021 rotates to drive the second The bevel gear 4022 rotates, and the second bevel gear 4022 rotates to drive the driven gear 4015 to rotate through the connecting rod 4023. The driven gear 4015 rotates to drive the ring gear 4012 to rotate, and the ring gear 4012 rotates to drive the live detector body 3 to rotate on the surface of the high-voltage cable. Detection, when current occurs in the damaged outer sheath of the high-voltage cable, the surface of the live detector body 3 will light up with red light to inform the staff of the test results, ensuring that the insulation live detection device can comprehensively detect the outer sheath of the high-voltage cable, and avoid Missed detection phenomenon.

As shown in Figure 2-3, a support block 4024 is fixedly connected to the top of the detection platform 1. The surface of the connecting rod 4023 is rotationally connected to the inside of the support block 4024. The support block 4024 and the connecting rod 4023 pair the second bevel gear 4022 and the slave. The driving gear 4015 is supported and limited to prevent the second bevel gear 4022 and the driven gear 4015 from having no support points, causing the second bevel gear 4022 to be unable to mesh and rotate with the first bevel gear 4021, and the driven gear 4015 to be unable to mesh with the gear 4015. Circle 4012 performs meshing rotation.

When the utility model is in use, when it is necessary to perform insulation live detection on the outer sheath of the high-voltage cable, the high-voltage cable passes through the ring gear 4012, and the turntable 4019 is rotated. The turntable 4019 rotates to drive the screw rod 4018 to rotate, and the screw rod 4018 rotates through the slider. 4013 drives the live detector body 3 to move, so that the live detector body 3 moves to the surface of the high-voltage cable, and then the contact between the live detector body 3 and high-voltage cables of different specifications can be adjusted, thereby improving the accuracy of the high-voltage cable outer sheath insulation live detection device. Adaptability, start the take-up wheel 2 to rotate, the take-up wheel 2 rotates to drive the first bevel gear 4021 to rotate and wind up the high-voltage cable, so that the high-voltage cable moves on the detection platform 1, the first bevel gear 4021 rotates to drive the The second bevel gear 4022 rotates, and the second bevel gear 4022 rotates to drive the driven gear 4015 to rotate through the connecting rod 4023. The driven gear 4015 rotates to drive the ring gear 4012 to rotate, and the ring gear 4012 rotates to drive the live detector body 3 on the surface of the high-voltage cable. Rotation detection, when current occurs in the damaged outer sheath of the high-voltage cable, the surface of the live detector body 3 will light up with red light to inform the staff of the test results, ensuring that the insulation live detection device can comprehensively detect the outer sheath of the high-voltage cable and avoid A missed detection occurs.

In addition, it should be understood that although this specification is described in terms of implementations, not each implementation only contains an independent technical solution. This description of the specification is only for the sake of clarity, and those skilled in the art should take the specification as a whole. , the technical solutions in each embodiment can also be appropriately combined to form other implementations that can be understood by those skilled in the art.

Claims (7)

1. A high-voltage cable outer sheath insulation live detection device, which is characterized in that it includes: Detection platform (1), a take-up wheel (2) is rotatably connected to the top of the detection platform (1), and a charged detector body (3) is provided on the top of the detection platform (1); The adjustment mechanism (4), which is used to increase the ability of the insulation live detection device to detect high-voltage cables of different specifications, is arranged on the top of the detection platform (1); Wherein, the adjustment mechanism (4) includes an adjustment component (401) provided on the top of the detection platform (1), and a driving component (402) is provided on the top of the detection platform (1). 2. A high-voltage cable outer sheath insulation live detection device according to claim 1, characterized in that: the adjustment component (401) includes a fixed ring (4011) fixedly connected to the top of the detection platform (1), so A ring gear (4012) is rotatably connected to the inner surface of the fixed ring (4011), and two sliding frames (4014) are fixedly connected to the inner surface of the ring gear (4012). The sliding frames (4014) There is a slider (4013) slidingly connected inside. The surface of the charged detector body (3) is fixedly connected to the inside of the slider (4013). The inside of the slide frame (4014) on one side is rotatably connected with a screw rod ( 4018), the surface of the screw rod (4018) is threadedly connected to the inside of one of the slide blocks (4013). 3. A high-voltage cable outer sheath insulation live detection device according to claim 2, characterized in that: the surface of the ring gear (4012) is meshed with a driven gear (4015), and the screw rod (4018) ) is fixedly connected with a turntable (4019) at its bottom. 4. A high-voltage cable outer sheath insulation live detection device according to claim 2, characterized in that: the surface of the ring gear (4012) is fixedly connected to a limiting ring (4017), and the fixed ring (4011) A limiting groove (4016) is provided on the inner surface of the ring, and the surface of the limiting ring (4017) is rotationally connected to the inside of the limiting groove (4016). 5. A high-voltage cable outer sheath insulation live detection device according to claim 3, characterized in that: the driving component (402) includes a first bevel gear (402) fixedly connected to one end of the take-up wheel (2) 4021), the surface of the first bevel gear (4021) is meshed with a second bevel gear (4022). 6. A high-voltage cable outer sheath insulation live detection device according to claim 5, characterized in that: one end of the second bevel gear (4022) is fixedly connected with a connecting rod (4023), and the connecting rod One end of (4023) is fixedly connected to one end of the driven gear (4015). 7. A high-voltage cable outer sheath insulation live detection device according to claim 6, characterized in that: the top of the detection platform (1) is fixedly connected with a support block (4024), and the connecting rod (4023) The surface is rotatably connected to the inside of the support block (4024).