CN210307596U - Device for replacing current transformer of switch cabinet - Google Patents
Device for replacing current transformer of switch cabinet Download PDFInfo
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- CN210307596U CN210307596U CN201921250668.6U CN201921250668U CN210307596U CN 210307596 U CN210307596 U CN 210307596U CN 201921250668 U CN201921250668 U CN 201921250668U CN 210307596 U CN210307596 U CN 210307596U
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Abstract
本实用新型涉及电力检修技术领域，更具体地，涉及一种开关柜电流互感器更换装置。包括支撑板、设于支撑板下的车轮、升降支撑杆、伸缩杆、夹紧钳、电机、控制器以及电源；在支撑板的一侧竖向设有两个升降支撑杆，在每一个升降支撑杆上均横向连接有一个伸缩杆，伸缩杆的一端固定在升降支撑杆上，另一端与夹紧钳连接；所述的电机分别于升降支撑杆和伸缩杆电性连接，用于控制升降支撑杆做升降运动以及控制伸缩杆做伸缩运动；所述的控制器与电机电性连接；所述的电源用于给控制器、电机提供电源。本实用新型通过该装置更换电流互感器，能够有效的降低工作人员的劳动强度，提高工作效率。
The utility model relates to the technical field of electric power maintenance, in particular to a device for replacing a current transformer of a switch cabinet. It includes a support plate, a wheel under the support plate, a lift support rod, a telescopic rod, a clamping clamp, a motor, a controller and a power supply; two lift support rods are vertically arranged on one side of the support plate, and each lift A telescopic rod is horizontally connected to the support rod, one end of the telescopic rod is fixed on the lifting support rod, and the other end is connected with the clamping clamp; the motor is electrically connected to the lifting support rod and the telescopic rod, and is used to control the lifting and lowering. The support rod performs lifting movement and controls the telescopic rod to perform telescopic movement; the controller is electrically connected with the motor; the power supply is used to provide power to the controller and the motor. The utility model replaces the current transformer through the device, which can effectively reduce the labor intensity of the staff and improve the work efficiency.
Description
Technical Field
The utility model relates to an electric power overhauls technical field, more specifically relates to a cubical switchboard current transformer changes device.
Background
The 10kV switch cabinet plays an important role in the field of power transformation and distribution of a power system, and is a link for connecting a main network and a distribution network. The components in the 10kV switch cabinet mainly comprise a Current Transformer (CT), a circuit breaker, a disconnecting switch and the like. The Current Transformer (CT) is an instrument that converts a large primary-side current into a small secondary-side current according to the electromagnetic induction principle to measure. Because the space in the 10kV switch cabinet is relatively compact, the small-sized hoisting machinery can not enter. Therefore, the current work of replacing the current transformer of the 10kV switch cabinet in the transformer substation mainly adopts the method of carrying, loading and unloading by manpower, which needs a large amount of personnel to participate and wastes manpower resources. Carry through the manpower and load and unload and also all have very big risk hidden danger to the personal and equipment safety, and the construction progress is comparatively slow.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an overcome the defect of current transformer loading and unloading difficulty among the above-mentioned prior art, provide a cubical switchboard current transformer and change device, change current transformer through the device, intensity of labour that can effectual reduction staff improves work efficiency.
In order to solve the technical problem, the utility model discloses a technical scheme is: a device for replacing a current transformer of a switch cabinet comprises a supporting plate, wheels arranged below the supporting plate, a lifting supporting rod, a telescopic rod, clamping pincers, a motor, a controller and a power supply; two lifting support rods are vertically arranged on one side of the support plate, each lifting support rod is transversely connected with a telescopic rod, one end of each telescopic rod is fixed on each lifting support rod, and the other end of each telescopic rod is connected with the clamping pincers; the motor is respectively and electrically connected with the lifting support rod and the telescopic rod and is used for controlling the lifting support rod to do lifting motion and controlling the telescopic rod to do telescopic motion; the controller is electrically connected with the motor; the power supply is used for supplying power to the controller and the motor. When the current transformer is replaced, firstly, the motor controls the lifting support rod to lift the telescopic rod to a proper height, then the motor controls the telescopic rod to do telescopic motion to enable the clamping pincers to move to be in contact with the electric connection transformer, workers connect and fix the clamping pincers and the current transformer, then the motor controls the telescopic rod to do telescopic motion to enable the current transformer to move right above the support plate, finally, the motor controls the lifting support rod to do descending motion to enable the current transformer to be slowly placed on the support plate, and at the moment, the dismounting action of the current transformer is completed; if the current transformer is installed, the operation method is similar to disassembly.
Furthermore, a control panel is transversely erected between the two lifting support rods, the controller is arranged on the control panel, and a control button corresponding to the controller is arranged on the control panel. The operation of controller unified control motor, operating personnel only need through the control button who selects to correspond, can go up and down the action of bracing piece and telescopic link.
Furthermore, a protection box is further arranged on the supporting plate, the protection box is located between the two lifting supporting rods, and the motor and the power supply are arranged in the protection box. The motor and the power supply are placed in the protection box, so that the current transformer is prevented from colliding with the motor or the power supply in the operation process, and the protection box can effectively protect the motor and the power supply.
Furthermore, at least one pair of balance feet are symmetrically arranged on two sides of the supporting plate. Because current transformer gravity is heavier, in order to avoid whole device to take place to turn on one's side in the operation process, at the installation balancing foot of backup pad bottom, when using, open balancing foot, make balancing foot hold the floor. The number of the installed pairs of the balance feet can be selected according to the size of the supporting plate.
Furthermore, the balance foot comprises a telescopic leg, a supporting leg and a sucker; the telescopic legs are transversely fixed at the bottom of the supporting plate, one end of each supporting leg is rotatably connected with one telescopic end of each telescopic leg, and the other end of each supporting leg is connected with the sucker; the telescopic legs are electrically connected with the motor. When the device is used, the telescopic legs are transversely extended, the supporting legs are supported on the bottom plate through the suckers, the stability of the whole device is improved through the suction force of the suckers, and the device is prevented from being turned on one side.
Furthermore, the telescopic legs and the telescopic rods are arranged in parallel in space. If a plurality of pairs of balance feet are arranged, several pairs of balance feet can be arranged in parallel with the telescopic rod, and the other pairs of balance feet are arranged perpendicular to the telescopic rod.
Furthermore, a brake pad for limiting the rolling of the wheels is arranged on each wheel. The brake block is arranged to be placed in the installation and disassembly process, and the device moves, so that safety accidents are caused.
Compared with the prior art, the beneficial effects are: the utility model provides a device for replacing a current transformer of a switch cabinet, which can effectively reduce the labor intensity of workers and improve the working efficiency by replacing the current transformer; and the device can be effectively prevented from side turning in the operation process.
Drawings
Fig. 1 is the schematic structural diagram of the current transformer replacing device of the present invention.
Fig. 2 is a schematic view of the structure of the balance foot of the present invention.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the invention; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the invention.
As shown in fig. 1, a device for replacing a current transformer of a switch cabinet comprises a supporting plate 1, wheels 2 arranged below the supporting plate 1, a lifting supporting rod 3, a telescopic rod 4, a clamping clamp 5, a motor 6, a controller and a power supply 7; two lifting support rods 3 are vertically arranged on one side of the support plate 1, a telescopic rod 4 is transversely connected to each lifting support rod 3, one end of each telescopic rod 4 is fixed on each lifting support rod 3, and the other end of each telescopic rod 4 is connected with a clamping clamp 5; the motor 6 is respectively electrically connected with the lifting support rod 3 and the telescopic rod 4 and is used for controlling the lifting support rod 3 to do lifting motion and controlling the telescopic rod 4 to do telescopic motion; the controller is electrically connected with the motor 6; the power supply 7 is used for supplying power 7 to the controller and the motor 6. When a current transformer is replaced, firstly, the motor 6 controls the lifting support rod 3 to lift the telescopic rod 4 to a proper height, then the motor 6 controls the telescopic rod 4 to do telescopic motion, the clamping pincers 5 are moved to be in contact with an electric connection transformer, a worker connects and fixes the clamping pincers 5 and the current transformer, then the motor 6 controls the telescopic rod 4 to do telescopic motion, the current transformer moves to be right above the support plate 1, finally, the motor 6 controls the lifting support rod 3 to do descending motion, the current transformer is slowly placed on the support plate 1, and at the moment, the current transformer is disassembled; if the current transformer is installed, the operation method is similar to disassembly.
In some embodiments, a control board 8 is transversely erected between the two lifting support rods 3, the controller is arranged on the control board 8, and a control button corresponding to the controller is arranged on the control board 8. The controller controls the operation of the motor 6 in a unified way, and an operator can lift the supporting rod 3 and the telescopic rod 4 only by selecting the corresponding control button.
In some embodiments, a protection box is further arranged on the support plate 1, the protection box is positioned between the two lifting support rods 3, and the motor 6 and the power supply 7 are arranged in the protection box. Place motor 6, power 7 in the guard box, avoid in the operation process, current transformer causes the collision to motor 6 or power 7, and the guard box can effectual protection motor 6 and power 7.
In some embodiments, at least one pair of balance feet is symmetrically arranged on two sides of the supporting plate 1. Because current transformer gravity is heavier, in order to avoid whole device to take place to turn on one's side in the operation process, at the installation balancing foot of backup pad 1 bottom, when using, open balancing foot, make balancing foot hold the floor. The number of the installed pairs of the balance feet can be selected according to the size of the supporting plate 1.
As shown in fig. 2, the balance foot comprises a telescopic leg 9, a supporting leg 10 and a suction cup 11; the telescopic legs 9 are transversely fixed at the bottom of the supporting plate 1, one end of each supporting leg 10 is rotatably connected with one telescopic end of each telescopic leg 9, and the other end of each supporting leg is connected with the sucker 11; the telescopic legs 9 are electrically connected with the motor 6. When the device is used, the telescopic legs 9 are transversely extended, the supporting legs 10 are supported on the bottom plate through the suckers 11, the stability of the whole device is improved through the suction force of the suckers 11, and the device is prevented from being turned on one side.
Wherein the telescopic legs 9 and the telescopic rods 4 are arranged in parallel in space. If two pairs of balance feet are arranged, one pair of the balance feet can be arranged in parallel with the telescopic rod 4, and the other pair of the balance feet can be arranged perpendicular to the telescopic rod 4.
In some embodiments, a brake pad is provided on each wheel 2 for limiting the rolling of the wheel 2. The brake block is arranged to be placed in the installation and disassembly process, and the device moves, so that safety accidents are caused.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (7)
1. A device for replacing a current transformer of a switch cabinet is characterized by comprising a supporting plate (1), wheels (2) arranged below the supporting plate (1), a lifting supporting rod (3), a telescopic rod (4), clamping pincers (5), a motor (6), a controller and a power supply (7); two lifting support rods (3) are vertically arranged on one side of the support plate (1), a telescopic rod (4) is transversely connected to each lifting support rod (3), one end of each telescopic rod (4) is fixed to each lifting support rod (3), and the other end of each telescopic rod is connected with a clamping clamp (5); the motor (6) is respectively and electrically connected with the lifting support rod (3) and the telescopic rod (4) and is used for controlling the lifting support rod (3) to do lifting motion and controlling the telescopic rod (4) to do telescopic motion; the controller is electrically connected with the motor (6); the power supply (7) is used for providing the power supply (7) for the controller and the motor (6).
2. The device for replacing a current transformer of a switch cabinet according to claim 1, wherein a control panel (8) is transversely arranged between the two lifting support rods (3), the controller is arranged on the control panel (8), and a control button corresponding to the controller is arranged on the control panel (8).
3. The device for replacing the current transformer of the switch cabinet according to claim 1, wherein a protection box is further arranged on the supporting plate (1), the protection box is positioned between the two lifting supporting rods (3), and the motor (6) and the power supply (7) are arranged in the protection box.
4. The device for replacing a current transformer of a switchgear cabinet according to any one of claims 1 to 3, wherein at least one pair of balancing legs is symmetrically arranged on both sides of the supporting plate (1).
5. The device for replacing a current transformer of a switch cabinet according to claim 4, wherein the balance foot comprises a telescopic leg (9), a supporting leg (10) and a suction cup (11); the telescopic legs (9) are transversely fixed at the bottom of the support plate (1), one end of each support leg (10) is rotatably connected with one telescopic end of each telescopic leg (9), and the other end of each support leg is connected with the sucker (11); the telescopic legs (9) are electrically connected with the motor (6).
6. The device for replacing a current transformer of a switchgear cabinet according to claim 5, wherein the telescopic legs (9) and the telescopic rods (4) are spatially arranged in parallel to each other.
7. The device for replacing a current transformer of a switch cabinet according to claim 6, characterized in that a brake pad for limiting the rolling of the wheels (2) is arranged on each wheel (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921250668.6U CN210307596U (en) | 2019-08-02 | 2019-08-02 | Device for replacing current transformer of switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921250668.6U CN210307596U (en) | 2019-08-02 | 2019-08-02 | Device for replacing current transformer of switch cabinet |
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| Publication Number | Publication Date |
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| CN210307596U true CN210307596U (en) | 2020-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921250668.6U Active CN210307596U (en) | 2019-08-02 | 2019-08-02 | Device for replacing current transformer of switch cabinet |
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| CN (1) | CN210307596U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110293508A (en) * | 2019-08-02 | 2019-10-01 | 广东电网有限责任公司 | A kind of switch cabinet current transformer more changing device |
-
2019
- 2019-08-02 CN CN201921250668.6U patent/CN210307596U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110293508A (en) * | 2019-08-02 | 2019-10-01 | 广东电网有限责任公司 | A kind of switch cabinet current transformer more changing device |
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