CN209929815U - Substation grounding wire safety intelligent control box - Google Patents

Abstract

A substation grounding wire safety intelligent control box, comprising a box body, a wiring wheel is arranged in the box, a cable wire is wound on the wiring wheel, one end of the wiring wheel is fixedly installed on the inner wall of the box body, and the wiring The other end of the wheel is coaxially installed with a drive motor. Corresponding to the horizontal line at the top of the wiring wheel, there is an equipment wiring outlet on the front end of the box. The cable can extend out of the box through the equipment wiring outlet. A switch door is provided below the equipment wiring outlet. There is also an ultrasonic flaw detector inside the box, which can detect the quality of the grounding cable in real time and ensure the safety of maintenance operations. The dryer can also ensure the degree of dryness in the box, further improve the storage and working environment of the cables in the box, and improve the efficiency of the overall maintenance operation.

Description

Substation grounding wire safety intelligent control box

technical field

The utility model relates to the technical field of substation auxiliary appliances, in particular to a substation grounding wire safety intelligent control box.

Background technique

A substation refers to a place in the power system that converts voltage and current, receives and distributes electrical energy, and is the pivot point in the power transmission system. In order to ensure the normal operation of various equipment in the substation, regular maintenance is required. . During the maintenance process, the equipment needs to be grounded to ensure the safety of the maintenance personnel, and the grounding wires used are often cut off by the bundled cables carried by the maintenance personnel, which not only consumes a lot of labor, but also the grounding operation of the entire maintenance. It is also more complicated, which brings trouble to the maintenance of various equipment in the substation.

SUMMARY OF THE INVENTION

In order to solve the above problems, the purpose of this utility model is to provide a safety intelligent control box for the grounding wire of the substation, which is easy to carry and locate in the working area. , improve the efficiency of maintenance operations.

The technical scheme adopted by the present utility model to solve the technical problem is as follows: a kind of substation grounding wire safety and intelligent control box according to the present utility model comprises a box body, and a wiring wheel is arranged in the box body, and a cable is wound on the wiring wheel. One end of the cabling wheel is fixedly installed on the inner wall of the box body, and the other end of the cabling wheel is coaxially installed with a drive motor, which corresponds to the horizontal line at the top of the cabling wheel, and is opened on the front end of the box body. There is a device wiring outlet, and the cable can extend out of the box through the device wiring outlet. There is a switch door below the device wiring outlet, and the bottom end of the switch door is provided with a ground wire outlet, which is connected to the cable. The lead of the box can extend out of the grounding wire outlet for grounding. A control panel is installed on the upper side of the front end of the box body. The control panel is provided with a control circuit board. The drive motor is connected to the control circuit board through the lead wire. A power supply system is also installed to provide power for the driving motor, the power supply system includes a battery and a solar panel, the battery is installed on the inner wall of the rear end of the box, the solar panel is installed on the upper end of the box, and the battery passes through the The wires are connected to the solar cell panel and the driving motor, a pull rod is also arranged on the box body, and a universal wheel is installed at the bottom of the box body. Further, the tie rod includes a horizontal column and a vertical column vertically arranged at both ends of the horizontal column, and a first chute matched with the vertical column is opened on both sides of the box body, and a part of the two vertical columns is located in the first sliding slot. In the groove, the other part protrudes out of the box, the pull rod can move vertically along the first chute, and a stable support device is installed on the bottom end of the first chute on both sides, and the stable support device includes a horizontal arrangement The first folded plate and the vertically arranged second folded plate, wherein one end of the first folded plate is hinged with the side of the box body, the other end of the first folded plate is fixedly connected with the second folded plate, and the first folded plate is connected to the box body A torsion spring is installed on the hinged shaft on the side, and the torsion spring always tends to keep the upper surface of the first folded plate away from the side of the box. The lifting rod can make the first folded plate rotate close to the side of the box against the elastic force of the torsion spring, and the upper surface of the first folded plate is also provided with a second chute matched with the vertical column. A positioning screw is installed in the folding plate, and a threaded hole matched with the positioning screw is opened on the side of the box body. When the positioning screw is located in the screw hole, the first folding plate and the second folding plate can be fixed on the side of the box body. Further, the upper surface of the first folded plate is provided with an installation groove arranged along its length direction, the installation groove is provided with a reinforcing rib column, one end of the reinforcing rib column is hinged in the installation groove, and the other end is free. The rotation corresponds to the position of the movable end of the reinforcing rib column, and a positioning groove is also provided on the side of the box body. Further, an AC charging socket is provided on the side of the battery close to the rear end of the box. Further, an ultrasonic flaw detector is provided on the inner wall of the upper end face of the box, the ultrasonic flaw detector is located between the wiring wheel and the equipment wiring outlet, and the ultrasonic flaw detector has wires connected to the control circuit board. Further, a dryer is provided on the inner wall of the lower end face of the box body.

The positive effect of the utility model is that: the grounding wire safety intelligent control box of the substation has a built-in grounding cable, the box body is provided with a universal wheel and a pull rod, which is convenient for the carrying of the overall management and control box, and the cable is driven in and out of the box by the driving motor, which can be Realize the retraction and release of the line to replace manual labor, reduce the labor intensity of maintenance personnel, and improve the maintenance efficiency of the equipment. The drive motor can be powered by solar panels, making full use of environmentally friendly energy, saving energy and reducing emissions. There are also stable support devices on both sides of the box body. When the position of the designated working area is reached, the stable support device can support and fix the entire control box. When the maintenance is completed, the lifting rod can drive the stable support device to approach the box body. On both sides of the box, after the stable support device is fixed by the positioning screw, it can be carried and transferred to other working areas. When the movable end of the reinforcing rib is located in the positioning groove, it can further play an auxiliary role in supporting the box body by the stable support device. There is also an ultrasonic flaw detector inside the box, which can detect the quality of the grounding cable in real time and ensure the safety of maintenance operations. The dryer can also ensure the degree of dryness in the box, further improve the storage and working environment of the cables in the box, and improve the efficiency of the overall maintenance operation.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of the present utility model;

Fig. 2 is the front view of the present utility model;

Fig. 3 is A-A sectional view in Fig. 2;

Fig. 4 is a partial enlarged view of direction B in Fig. 3;

FIG. 5 is a schematic structural diagram of the utility model in the storage state.

In the figure 1 box 2 cable pulley 3 cable 4 drive motor 5 equipment wiring outlet 6 switch door 7 ground wire outlet 8 control panel 9 battery 10 solar panel 11 pull rod 12 universal wheel 13 horizontal column 14 vertical column 15 The first chute 16 The first folded plate 17 The second folded plate 18 The torsion spring 19 The pull rope 20 The second chute 21 The positioning screw 22 The threaded hole 23 The ultrasonic flaw detector 24 The dryer 25 The installation groove 26 The reinforcing rib column 27 The positioning groove .

Detailed ways

A substation grounding wire safety intelligent control box according to the present utility model, as shown in FIG. 1 , includes a box body 1, and the box body 1 is provided with a wiring wheel 2, and a cable wire 3 is wound on the wiring wheel 2. Line 3 is used to ground the device to be tested. As shown in FIG. 4 , one end of the cabling wheel 2 is fixedly installed on the inner wall of the box body 1 , and the other end of the cabling wheel 2 is coaxially mounted with a drive motor 4 , which corresponds to the horizontal line at the top of the cabling wheel 2 . , a device wiring outlet 5 is opened on the front face of the box body 1, the cable 3 can extend out of the box body 1 through the device wiring outlet 5, and a switch door 6 is provided below the device wiring outlet 5, The switch door 6 can be opened for inspection and maintenance of the internal structure. The bottom end of the switch door 6 is provided with a ground wire outlet 7, and the wire connected to the cable 3 can extend out of the ground wire outlet 7 for grounding. As shown in FIG. 3, a control panel 8 is installed on the upper side of the front end of the box body 1, and a control circuit board is arranged in the control panel 8. The drive motor 4 is connected to the control circuit board through wires, and the control panel 8 is provided with There are take-up, pay-out and pause buttons. The maintenance personnel can press the buttons to control the retraction and release of the cable 3 by controlling the forward and reverse rotation of the drive motor 4, which reduces the labor intensity of the maintenance personnel to a certain extent.

As shown in FIG. 3 , a power supply system for supplying power to the drive motor 4 is also installed inside the box body 1 . The power supply system includes a battery 9 and a solar panel 10 , and the battery 9 is installed on the rear end of the box body 1 . On the inner wall, the solar cell panel 10 is installed on the upper end face of the box body 1, and the battery 9 is connected to the solar cell panel 10 and the driving motor 4 through wires respectively. A pull rod 11 is also provided on the box body 1, and a universal wheel 12 is installed at the bottom of the box body 1. The maintenance personnel can carry the pull rod 11 to transfer the substation grounding wire safety intelligent control box between different equipment to be tested.

When the maintenance personnel carry out daily maintenance on the equipment in the substation, they only need to carry the substation grounding wire safety intelligent control box for the wiring operation of the equipment. Different types of cables 3 can be installed in the box 1 to meet the grounding requirements of various equipment. The cable 3 located inside the box 1 improves the working environment exposed to the outside world, and can also increase its service life on the premise of ensuring the quality of use. The pull rod 11 and the universal wheel 12 on the box body 1 are more convenient for maintenance personnel to carry and transfer the control box during use. The button on the control panel 8 can drive the retraction and release of the cable 3, which can be used to a certain extent. The labor intensity of maintenance personnel is reduced, and the driving system of the entire control box is powered by solar panels 10 and batteries 9, making full use of environmentally friendly energy, saving energy and reducing emissions. The working time of the grounding wire can also be set on the control panel 8, and the use of the cable 3 can be intelligently counted. If the grounding wire is not removed after the expiration of the work, the control panel 8 can issue an alarm to prompt the maintenance personnel to remove it in time.

Further, in order to enable the substation grounding wire safety intelligent control box to be fixed in the working area during use, as shown in FIG. The column 14, on both sides of the box body 1, is provided with a first chute 15 matched with the vertical column 14, a part of the two vertical columns 14 is located in the first chute 15, and the other part protrudes out of the box body 1, The pull rod 11 can move vertically along the first chute 15 . A stable support device is installed at the bottom end of the first chute 15 on both sides of the box body 1 , and the stable support device includes a first folded plate 16 arranged horizontally and a second folded plate 17 arranged vertically. One end of a folding plate 16 is hinged with the side surface of the box body 1 , and the other end of the first folding plate 16 is fixedly connected with the second folding plate 17 . A torsion spring 18 is installed on the shaft hinged between the first folding plate 16 and the side of the box 1 , and the torsion spring 18 always tends to keep the upper surface of the first folding plate 16 away from the side of the box 1 . Two pulling ropes 19 are fixedly connected between the vertical column 14 and the upper surface of the first folding plate 16 , and lifting the pulling rod 11 can make the first folding plate 16 rotate against the elastic force of the torsion spring 18 and approach the side of the box body 1 . The upper surface of the first folding plate 16 is also provided with a second chute 20 which is matched with the vertical column 14 , the positioning screw 21 is installed in the second folding plate 17 , and the side surface of the box body 1 is provided with The threaded hole 22 matched with the positioning screw 21 , when the positioning screw 21 is located in the screw hole 22 , can fix the first folding plate 16 and the second folding plate 17 on the side surface of the box body 1 .

When using a substation grounding wire safety intelligent control box with a stable support device, when it is fixed in the working area, as shown in Figure 2, the pull rod 11 falls to the bottom of the first chute 15 due to gravity. The first folding plate 16 is in a horizontal position under the elastic force of the torsion spring 18 , and the pulling rope 19 between the vertical column 14 and the upper surface of the first folding plate 16 is in a relaxed state. The second folding plate 17 is in a vertical state, the positioning screws 21 in the second folding plate 17 are in contact with the ground, and the positioning screws 21 at the four corners of the stable support device are adjusted to make the universal wheel 12 get off the ground. Adjust the positioning screw 21 at different positions according to the situation, which can ensure that the substation grounding wire safety intelligent control box will not tilt and is always in a stable state.

When the maintenance is completed, the grounding wire is removed and the substation grounding wire safety intelligent control box needs to be transferred to the working area of another equipment to be tested, at this time, the maintenance personnel need to carry the horizontal column 13 of the pull rod 11, so that the vertical column 14 runs along the first The chute 15 moves upward, and during the upward movement of the vertical column 14, the pull rope 19 gradually drives the first folding plate 16 to rotate against the elastic force of the torsion spring 18, until as shown in FIG. 5, the first folding plate 16 is in a vertical state At this time, the second folding plate 17 is in a horizontal state, the positioning screw 21 and the threaded hole 22 on the side of the box body 1 are located at the same horizontal position, and the positioning screw 21 can be screwed into the screw hole 22 by rotating the positioning screw. Locked, the bottom end of the pull rod 11 is located at the bottom of the second chute 19, the universal wheel 12 is in contact with the ground, and the maintenance personnel can pull the box 1 by holding the pull rod 11 to complete the transfer of the substation grounding wire safety intelligent control box The whole operation process is simple and easy to implement, which also reduces the labor intensity of maintenance personnel to a certain extent.

Preferably, in order for the substation grounding wire safety intelligent control box to be in use, the stable support device can support the weight of the entire box body 1 without warping up, an upper surface of the first folded plate 16 is provided with a The installation groove 25 is arranged along its length direction. The installation groove 25 is provided with a reinforcing rib column 26. One end of the reinforcing rib column 26 is hinged in the installation groove 25, and the other end can rotate freely, corresponding to the movable end of the reinforcing rib column 26. , a positioning groove 27 is also opened on the side of the box body 1 . In the use state, as shown in FIG. 2, the movable end of the reinforcing rib column 26 is inserted into the positioning groove 27 to form a stable triangular structure with the side surface of the box body 1 and the first folding plate 16. The movable end of the reinforcing rib 26 exits the positioning groove 27 and can be rotated into the installation groove 25. As shown in FIG.

Preferably, as shown in FIG. 3 , an AC charging socket is provided on the side of the battery 9 close to the rear surface of the box 1 . When encountering bad weather such as cloudy days, the solar panel 10 cannot provide sufficient electrical energy. At this time, the battery 9 can be AC charged to maintain its normal use.

Preferably, an ultrasonic flaw detector 23 is provided on the inner wall of the upper end face of the box body 1, and the ultrasonic flaw detector 23 is located between the wiring wheel 2 and the equipment outlet 5. The ultrasonic flaw detector 23 has wires connected to the control circuit board Inside. As shown in FIG. 3 , the ultrasonic flaw detector 23 can always detect the cable 3 located at the lower end thereof. Once an internal defect in the cable 3 is detected, an electrical signal will be sent to the control circuit board, and the control panel 8 will issue an alarm to remind the maintenance personnel. Replace the cable 3 in time to ensure the reliable grounding performance of the equipment during the maintenance process and ensure the personal safety of the maintenance personnel.

Preferably, a dryer 24 is provided on the inner wall of the lower end face of the box body 1 , and the dryer 24 can ensure that the box body 1 is always kept dry, and the normal storage and working environment of the cable 3 is ensured.

The technical solutions of the present invention are not limited to the scope of the embodiments described in the present invention. The technical contents not described in detail in the present invention are all known technologies.

Claims (6)

1. A safety intelligent control box for the grounding wire of a substation, characterized in that: it comprises a box body (1), a wiring wheel (2) is arranged in the box body (1), and a cable (2) is wound on the wiring wheel (2). 3), one end of the cabling wheel (2) is fixedly installed on the inner wall of the box (1), and the other end of the cabling wheel (2) is coaxially installed with a drive motor (4), corresponding to the cabling wheel ( 2) At the horizontal line at the top position, there is an equipment wiring outlet (5) on the front face of the box (1), and the cable (3) can extend out of the box (1) through the equipment wiring outlet (5). , a switch door (6) is provided below the equipment wiring outlet (5), and the bottom end of the switch door (6) is provided with a ground wire outlet (7), and the wire connected to the cable (3) can extend out The ground wire outlet (7) is grounded, a control panel (8) is installed on the upper side of the front end of the box body (1), the control panel (8) is provided with a control circuit board, and the drive motor (4) is connected to the control panel through a wire On the circuit board, a power supply system for providing power for the drive motor (4) is also installed inside the box (1), the power supply system includes a battery (9) and a solar panel (10), and the battery (9) Installed on the inner wall of the rear end of the box (1), the solar panel (10) is installed on the upper end of the box (1), and the battery (9) is connected to the solar panel (10) and the drive motor respectively through wires On (4), a pull rod (11) is further provided on the box body (1), and a universal wheel (12) is installed on the bottom of the box body (1). 2. A substation grounding wire safety intelligent control box according to claim 1, characterized in that: the tie rod (11) comprises a transverse column (13) and a vertical column (13) vertically arranged at both ends of the transverse column (13). 14), a first chute (15) matched with the vertical column (14) is provided on both sides of the box body (1), and a part of the two vertical columns (14) is located in the first chute (15), The other part protrudes out of the box (1), the pull rod (11) can move vertically along the first chute (15), and a stable support device is installed at the bottom end of the first chute (15) on both sides , the stable support device comprises a horizontally arranged first folded plate (16) and a vertically arranged second folded plate (17), wherein one end of the first folded plate (16) is hinged to the side of the box body (1), The other end of a folded plate (16) is fixedly connected with the second folded plate (17), and a torsion spring (18) is installed on the rotating shaft hinged between the first folded plate (16) and the side of the box (1). The spring (18) always has a tendency to keep the upper surface of the first folded plate (16) away from the side of the box (1), and two springs are fixedly connected between the vertical column (14) and the upper surface of the first folded plate (16). The pulling rope (19) and the lifting rod (11) can make the first folding plate (16) overcome the elastic force of the torsion spring (18) to rotate close to the side of the box (1), on the upper surface of the first folding plate (16) There is also a second chute (20) matched with the vertical column (14), a positioning screw (21) is installed in the second folding plate (17), and a positioning screw (21) is installed on the side of the box body (1). The screw hole (22) matched with the screw rod (21), when the positioning screw (21) is located in the screw hole (22), the first folding plate (16) and the second folding plate (17) can be fixed on the box body (1) ) on the side. 3. A substation grounding wire safety intelligent control box according to claim 2, characterized in that: the upper surface of the first folded plate (16) is provided with a mounting groove (25) arranged along its length direction, A reinforcing rib column (26) is arranged in the installation groove (25), one end of the reinforcing rib column (26) is hinged in the installation groove (25), and the other end is freely rotatable, corresponding to the movable end of the reinforcing rib column (26). At the position of the box body (1), a positioning groove (27) is also opened on the side surface of the box body (1). 4. The substation grounding wire safety intelligent control box according to claim 1, wherein an AC charging socket is provided on the side of the battery (9) close to the rear end of the box (1). 5. A substation grounding wire safety intelligent control box according to claim 1, characterized in that: an ultrasonic flaw detector (23) is provided on the inner wall of the upper end face of the box (1), and the ultrasonic flaw detector (23) The ultrasonic flaw detector (23) is located between the wiring wheel (2) and the equipment wiring outlet (5), and the ultrasonic flaw detector (23) has wires connected to the control circuit board. 6. The substation grounding wire safety intelligent control box according to claim 1, characterized in that: a dryer (24) is provided on the inner wall of the lower end face of the box body (1).

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