CN215955981U

CN215955981U - Cable trench plugging leakage detector

Info

Publication number: CN215955981U
Application number: CN202121768541.0U
Authority: CN
Inventors: 刘晓东
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-31
Filing date: 2021-07-31
Publication date: 2022-03-04
Anticipated expiration: 2031-07-31

Abstract

The utility model discloses a cable trench plugging leak detector which comprises a connecting pipe, an instrument box, a power supply, a display, a control switch and a camera, wherein the instrument box is fixed on the connecting pipe, the camera is arranged at one end of the connecting pipe, the control switch is arranged at the other end of the connecting pipe, the display is arranged on the instrument box, the camera is in communication connection with the display, the control switch is electrically connected to the control ends of the camera and the display, and the power supply is arranged in the instrument box and supplies power. The utility model has the technical effects that operation and maintenance personnel can shoot the through-wall hole condition in the cable trench through the camera arranged at the front ends of the slender connecting pipe and the gooseneck and display the through-wall hole condition on the display screen in real time, and the cable hole plugging condition can be observed without entering the cable trench by the power transformation operation and maintenance personnel. The whole device is powered by the rechargeable battery, is convenient to carry and use, improves the working efficiency of power transformation operation and maintenance personnel, lightens the labor intensity, eliminates the hidden danger that a high-voltage chamber and a relay protection chamber enter small animals, and improves the power supply reliability of a power grid.

Description

Cable trench plugging leakage detector

Technical Field

The utility model relates to a cable trench plugging leakage detector.

Background

The relay protection chamber and the high-voltage chamber of the transformer substation are required to be penetrated with cables through cable trenches, and plugging is carried out at the junction of the cable trenches, the relay protection chamber and the high-voltage chamber, so that the problem that mice and other small animals enter the high-voltage chamber and the relay protection chamber through the cable trenches and bite and cut off peeled secondary cables in the chambers or cause short circuit and burning loss of primary high-voltage equipment to cause serious power grid accidents is solved.

Due to the fact that the number of cables in the cable trench is large and the cables are arranged in disorder, the difficulty in plugging the through-wall holes of the cables is high, and holes capable of entering small animals are easily omitted. Therefore, accidents of short circuit, explosion and cabinet burning of high-voltage equipment caused by the fact that small animals enter a high-voltage chamber occur in a transformer substation, and a secondary cable and an optical cable in a relay protection chamber of some transformer substations are bitten off to cause a protection failure event, so that the safety of a power grid is seriously endangered. Because the cable through-wall hole is smaller and hidden in the cable trench with lower height, the manual searching is extremely inconvenient, and the hole is easy to omit, so that the operation and maintenance professional of the transformer substation urgently needs an instrument capable of accurately finding the cable trench plugging leak.

Disclosure of Invention

In order to solve the technical problem that the existing cable through-wall hole is not changed in searching, the utility model provides a cable trench plugging leakage detector which can conveniently detect whether a hole exists in a cable trench of a transformer substation.

In order to achieve the technical purpose, the technical scheme of the utility model is that,

the utility model provides a leak hunting appearance of cable pit shutoff, includes connecting pipe, instrument holder, power, display, control switch and camera, the instrument holder be fixed in on the connecting pipe, connecting pipe one end be equipped with the camera, the other end is equipped with control switch, the display set up on the instrument holder, camera communication connection to display, control switch electricity be connected to the control end of camera and display, the power set up in the instrument holder and for display and camera power supply.

The cable trench plugging leak detector is characterized in that the connecting pipe is a hard insulating pipe.

The cable trench plugging leakage detector is characterized in that the instrument box is fixed by connecting pipes penetrating through and fixed on the side walls of two opposite sides of the instrument box, and connecting wires used for being connected with each other among the power supply, the display, the control switch and the camera all penetrate through the connecting pipes.

The cable trench plugging leakage detector is characterized in that the instrument box is a sealed waterproof box, and a lock catch used for opening or locking is arranged on the outer side wall of the instrument box.

The cable trench plugging leak detector is characterized in that the power supply is a rechargeable battery, and a charging interface connected with the power supply is arranged on the side wall of the instrument box.

The utility model provides a cable pit shutoff leak hunting appearance, the display be the flat panel display, the display horizontally sets up in the top of instrument case, and the display is equipped with the hinge of being connected with the instrument case on being close to connecting pipe control switch's a side edge to be equipped with the support at the back of display, to provide the support when the display erects to control switch one side.

The cable trench plugging leakage detector is characterized in that one end of the connecting pipe, which is provided with the control switch, is wrapped with a rubber sheath, and the position of the control switch on the connecting pipe is arranged between the rubber sheath and the instrument box.

The utility model provides a cable pit shutoff leak hunting appearance, the connecting pipe be connected with the gooseneck in the one end that is equipped with the camera, the camera install in the tip of gooseneck.

According to the cable trench plugging leak detector, the gooseneck pipe and the connecting pipe are connected with each other through the stainless steel cylindrical flange seat.

The cable trench plugging leak detector is characterized in that at least one LED lamp for illumination is further arranged on the camera.

The utility model has the technical effects that the power transformation operation and maintenance personnel can shoot the through-wall hole condition in the cable trench through the camera arranged at the front ends of the slender connecting pipe and the gooseneck and display the through-wall hole condition on the display screen in real time, and the plugging condition of the cable hole can be observed without entering the cable trench. The whole device is powered by the rechargeable battery, is convenient to carry and use, improves the working efficiency of power transformation operation and maintenance personnel, reduces the labor intensity, eliminates the hidden danger that a high-voltage chamber and a relay protection chamber enter small animals, improves the power supply reliability of a power grid, and is beneficial to social stability.

The utility model is further described below with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic wiring diagram of the present invention.

Wherein, 1 is the rubber sheath, 2 is control switch, 3 is the display, 4 is the instrument box, 5 is the connecting pipe, 6 is stainless steel cylinder flange seat, 7 is the gooseneck, 8 is the camera, 9 is the LED lamp, 10 is the power.

Detailed Description

Referring to fig. 1, the present embodiment includes a connection tube, an instrument box, a power supply, a display, a control switch, and a camera. The instrument box of this embodiment is fixed in on the connecting pipe, is equipped with the camera in connecting pipe one end, and the other end is equipped with control switch. The display sets up on the instrument case, and camera communication connection is to the display to the picture that will shoot shows in real time on the display. The control switch is electrically connected to the control ends of the camera and the display to control the switch of the camera and the display. The power supply of this embodiment is disposed in the instrument box and supplies power to the display and the camera.

In order to ensure the safety and reliability of the circuit connection of the present embodiment, the connecting tube used in the present embodiment is a hard insulating tube made of a common epoxy resin material. Other hard insulating materials can be adopted to manufacture the insulating tube according to actual conditions.

In this embodiment, in order to fix the instrument box, the connection tube is fixed by passing through the side walls of the opposite sides of the instrument box, that is, holes matched with the outer diameters of the connection tube are drilled in the front and rear side walls of the instrument box, and then the connection tube is passed through the holes and fixed by rivets. And connecting wires for interconnecting the power supply, the display, the control switch and the camera head are passed through the connecting pipe.

In order to ensure the service life and the use safety, the instrument box in the embodiment is a sealed waterproof box, and a lock catch for opening or locking is arranged on the outer side wall, so as to facilitate the maintenance.

The power supply in this embodiment is a rechargeable battery, and a charging interface connected with the power supply is arranged on the side wall of the instrument box, the rechargeable battery in this embodiment is a 12V60000mAh lithium battery, and is connected with a 12V socket type charger through the charging interface for charging, and rechargeable batteries with other capacities can be adopted according to actual conditions.

The display in this embodiment is a flat panel display, and is made of a liquid crystal display panel. When not using, the display horizontally sets up in the top of instrument case, and the display is equipped with the hinge of being connected with the instrument case on being close to the connecting pipe on control switch's a side edge to be equipped with the support at the back of display, in order to erect the display to control switch one side when using, be convenient for fortune dimension personnel observe the image. The display in this embodiment is 5 inches in size, and a larger screen size may be used for viewing.

In order to facilitate the operation and maintenance of personnel, the connecting pipe of this embodiment has rubber sheath at the one end parcel that is equipped with control switch, and control switch position on the connecting pipe is between rubber sheath and instrument case. Therefore, the operation and maintenance personnel can hold the rubber sheath by hands and operate the control switch when in use.

In order to adapt to the operation needs under various different conditions, and be convenient for fortune dimension personnel to observe, the connecting pipe of this embodiment is connected with the gooseneck in the one end that is equipped with the camera, and the camera is installed in the tip of gooseneck, interconnects through stainless steel drum flange seat between gooseneck and the connecting pipe, and stainless steel drum flange seat in this embodiment is with rivet cover at the insulator spindle front end and with fix with rivet, uses the electric welding to be in the same place with the gooseneck. Therefore, the gooseneck can be bent at a certain angle, so that the camera can conveniently shoot holes at different positions. When in actual use, the fortune dimension personnel can be manual buckle the gooseneck to make camera and connecting pipe be the bending of certain angle, so that the shooting needs when satisfying in-service use.

In order to facilitate shooting under the poor condition of illumination condition, the camera of this embodiment is last still to be equipped with four LED lamps that are used for the illumination, and four LED lamps surround the camera setting and shine to the camera shooting region, can ensure that the camera shoots regional sight well. The number of the LED lamps can be specifically adjusted according to needs so as to improve the lighting effect according to needs.

Claims

1. The utility model provides a leak hunting appearance of cable pit shutoff, its characterized in that, includes connecting pipe, instrument holder, power, display, control switch and camera, the instrument holder be fixed in on the connecting pipe, connecting pipe one end be equipped with the camera, the other end is equipped with control switch, the display set up on the instrument holder, camera communication connection to display, control switch electricity be connected to the control end of camera and display, the power set up in the instrument holder and for display and camera power supply.

2. The cable trench plugging leak detector according to claim 1, wherein the connecting pipe is a hard insulating pipe.

3. The cable trench plugging leak detector according to claim 1, wherein the instrument case is fixed by connecting tubes passing through the sidewalls of the instrument case on opposite sides thereof, and connecting wires for interconnecting the power supply, the display, the control switch and the camera all pass through the connecting tubes.

4. The cable trench plugging leak detector according to claim 1, wherein the instrument case is a sealed waterproof case, and a lock catch for opening or locking is provided on an outer side wall.

5. The cable trench plugging leak detector according to claim 1, wherein the power supply is a rechargeable battery, and a charging interface connected with the power supply is arranged on a side wall of the instrument box.

6. The cable trench plugging leak detector of claim 1, wherein the display is a flat panel display, the display is horizontally disposed on the top of the instrument box, and the display is provided with a hinge connected to the instrument box at an edge of a side close to the control switch on the connection tube, and a bracket is provided on the back of the display to provide support when the display is erected toward the side of the control switch.

7. The cable trench plugging leak detector according to claim 1, wherein the end of the connection pipe provided with the control switch is wrapped with a rubber sheath, and the control switch is arranged between the rubber sheath and the instrument box on the connection pipe.

8. The cable trench plugging leak detector according to claim 1, wherein the connecting pipe is connected to a gooseneck at one end thereof provided with a camera, and the camera is mounted at an end of the gooseneck.

9. The cable trench plugging leak detector of claim 8, wherein the gooseneck and the connecting pipe are connected with each other through a stainless steel cylindrical flange seat.

10. The cable trench plugging leak detector according to claim 1, wherein the camera is further provided with at least one LED lamp for illumination.