A device for inverting multiple faults of an old transformer

Abstract

The present application relates to a kind of old transformer multi-fault inversion device, it includes demonstration platform and transfer car, the demonstration platform side is provided with positioning pin, the demonstration platform rear side is provided with cable support, the cable support front side is provided with wire clamp, the wire clamp includes symmetrically arranged clamping ring, reset spring is arranged between two clamping rings, the transfer car bottom is provided with moving wheel, the transfer car upper side is provided with carrier plate, the carrier plate upper side is placed with transformer, the demonstration platform inside is provided with displacement mechanism.The device eliminates the need to frequently climb operation, the operation risk caused by contact field equipment.Can meet hand-brain combination, more in line with the characteristics and needs of skill training.The present application has the advantages of convenient installation, convenient movement, simple and fast, safe and reliable.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of old transformer disassembly demonstration device, and particularly relates to a multi-fault inversion device for disassembling old transformer. BACKGROUND

[0002] The existing stock distribution transformer is directly processed according to the waste procedure after disassembling and processing, and cannot be comprehensively reused, which is a certain waste for some basic units. In combination with the idea of saving and reusing, the old transformer is used for modification to realize multi-fault inversion, intuitive training is carried out, the utilization rate of waste equipment is improved, training investment funds are saved, and training effect is improved. At present, the transformer is withdrawn from the power grid when the transformer outlet fault occurs, and then the transformer is sent to the repair workshop to disassemble the transformer to analyze the fault point and the fault reason. In this way, the efficiency is very slow, and there is a certain waste of manpower, material resources and financial resources. In order to enable maintenance personnel to quickly and accurately judge the fault reason and fault position, a simple, fast, convenient and safe and reliable multi-fault inversion device for disassembling old transformer is needed. SUMMARY

[0003] The present application aims to overcome the shortcomings of the prior art and provide a multi-fault inversion device for disassembling old transformer, which is convenient to install, easy to move, simple and fast, safe and reliable.

[0004] The present application is achieved in that a multi-fault inversion device for disassembling old transformer comprises a demonstration table and a transfer trolley, the demonstration table is provided with a positioning pin on the side, the demonstration table is provided with a cable support on the rear side, the cable support is provided with a wire clamp on the front side, the wire clamp comprises two symmetrical clamping rings, a reset spring is arranged between the two clamping rings, the transfer trolley is provided with moving wheels at the bottom, the transfer trolley is provided with a load plate on the upper side, a transformer is placed above the load plate, and a displacement mechanism is arranged in the demonstration table.

[0005] The front side of the demonstration table is provided with a protective plate, and the protective plate is made of transparent tempered glass.

[0006] The displacement mechanism comprises a clamping groove and a toothed plate, the clamping groove is located in the middle of the inner side of the demonstration table, an electric motor is arranged above the clamping groove, a drive gear is arranged at the output end of the electric motor, the drive gear is located in the clamping groove, and the toothed plate is fixed to the front and rear sides of the transfer trolley.

[0007] The number of drive gears in the clamping groove is two.

[0008] Belt pulleys are arranged below the two drive gears, the belt pulleys and the drive gears are fixed through connecting shafts, and a transmission belt is arranged between the two belt pulleys.

[0009] The lifting mechanism is arranged between the transfer trolley and the carrier plate, the lifting mechanism comprises a cross rod, a fixed foot is arranged on the right side of the transfer trolley, a displacement frame is arranged on the left side of the transfer trolley, the right end of the cross rod is hingedly connected with the fixed foot, a push rod is arranged at the left end of the cross rod, the push rod is matched with the displacement frame through a sliding block, a sleeve is arranged in the middle of the push rod, a clamping seat is arranged in the middle of the transfer trolley, a lifting screw is connected with the sleeve through a bearing in the clamping seat, and the lifting screw is screwed with the sleeve.

[0010] A clamping screw is arranged in the carrier plate, a sleeve ring is screwed outside the clamping screw, a clamping plate is fixed outside the sleeve ring, and a rotating block is arranged at the end of the clamping screw.

[0011] The clamping plate is located on the upper side of the carrier plate, and a gasket is arranged inside the clamping plate.

[0012] Anti-skid lines are arranged on the surface of the gasket.

[0013] The beneficial effects of the present application are as follows: by arranging the demonstration platform, the transfer trolley and the related cable support structure, the device provides a convenient and practical platform for the fault inversion of the old transformer. The protective plate is made of transparent tempered glass material, which not only provides good perspective effect, but also increases the safety during operation, prevents accidental injury caused by misoperation or transformer failure. The displacement mechanism drives the driving gear and the gear plate through the motor to realize the automatic movement of the transfer trolley, and improves the work efficiency. The design of the lifting mechanism makes the transformer on the carrier plate can be easily lifted to adapt to different operation requirements. By rotating the lifting screw with the handle, the height of the carrier plate can be accurately controlled, which enhances the flexibility and convenience of operation. The clamping screw, sleeve ring and clamping plate structure in the carrier plate provide stable clamping effect for the transformer to prevent the transformer from slipping or falling during operation. The present application has the advantages of convenient installation, convenient movement, simple and fast, safe and reliable. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a whole structure diagram of the old transformer multi-fault inversion device.

[0015] Figure 2 It is a wire clamping device plan view of the old transformer multi-fault inversion device.

[0016] Figure 3 It is a clamping groove plan view structure diagram of the old transformer multi-fault inversion device.

[0017] Figure 4 It is a driving gear structure diagram of the old transformer multi-fault inversion device.

[0018] Figure 5 It is a transport vehicle structure diagram of the old transformer disassembly multi-fault inversion device.

[0019] Figure 6 It is a lifting mechanism operation structure diagram of the old transformer disassembly multi-fault inversion device.

[0020] Figure 7 It is a clamping screw structure diagram of the old transformer disassembly multi-fault inversion device.

[0021] In the figure: 1, demonstration platform 2, transport vehicle 3, positioning pin 4, cable support 5, wire clamp 6, clamp ring 7, reset spring 8, protective plate 9, moving wheel 10, carrier plate 11, clamping groove 12, toothed plate 13, drive gear 14, pulley 15, connecting shaft 16, transmission belt 17, motor 18, lifting mechanism 19, cross rod 20, fixing foot 21, displacement frame 22, push rod 23, sliding block 24, clamping seat 25, lifting screw 26, sleeve 27, handlebar 28, clamping screw 29, sleeve ring 30, clamping plate 31, rotating block 32, gasket. DETAILED DESCRIPTION

[0022] The application will be further described below in combination with the drawings. EMBODIMENT

[0023] As Figures 1-2 shown, an old transformer disassembly multi-fault inversion device includes a demonstration platform 1 and a transport vehicle 2, the demonstration platform 1 is provided with a positioning pin 3 on the side, the demonstration platform 1 is provided with a cable support 4 on the rear side, the cable support 4 is provided with a wire clamp 5 on the front side, the wire clamp 5 includes symmetrically arranged clamp rings 6, a reset spring 7 is arranged between the two clamp rings 6, the transport vehicle 2 is provided with moving wheels 9 on the bottom, the transport vehicle 2 is provided with a carrier plate 10 on the upper side, a transformer is placed above the carrier plate 10, and a displacement mechanism is arranged inside the demonstration platform 1.

[0024] The demonstration platform 1 is provided with a protective plate 8 on the front side, and the protective plate 8 is made of transparent tempered glass.

[0025] In use, the present application ensures that the demonstration platform 1, transfer trolley 2, cable support 4, displacement mechanism, lifting mechanism and other parts are complete in structure, without damage or looseness. The old transformer to be reversed is placed on the loading plate 10 of the transfer trolley 2, ensuring that the transformer is stable and will not slip. The power cord, signal cord and other cables of the transformer are arranged and fixed by the wire clamp 5 on the cable support 4, ensuring that the cables do not interfere with the placement and demonstration of the transformer. The design of the reset spring 7 allows the wire clamp 5 to easily clamp and release the cables, facilitating the connection and disconnection of the cables. According to the type of fault to be simulated, corresponding fault points are set on the transformer, such as low-voltage side fault, high-voltage side fault, fault simulation switch circuit, etc. The running state and fault performance of the transformer are observed through the protective plate 8 made of transparent tempered glass. This device eliminates the need for frequent high-altitude operations and the risks associated with contacting on-site equipment. It meets the characteristics and needs of skill training, and can be used for regular practical training by operation and maintenance personnel to discuss problems encountered during operation and maintenance, providing a more comprehensive understanding of transformer faults and improving the operation and maintenance capabilities of core teams. EMBODIMENT

[0026] As shown in Figures 1-4 An old transformer multi-fault reversing device includes a demonstration platform 1 and a transfer trolley 2. The demonstration platform 1 is provided with a positioning pin 3 on the side. The demonstration platform 1 is provided with a cable support 4 on the rear side. The cable support 4 is provided with a wire clamp 5 on the front side. The wire clamp 5 includes symmetrically arranged clamping rings 6. The two clamping rings 6 are provided with a reset spring 7 therebetween. The transfer trolley 2 is provided with moving wheels 9 on the bottom. The transfer trolley 2 is provided with a loading plate 10 on the upper side. The loading plate 10 is placed with a transformer above. The demonstration platform 1 is provided with a displacement mechanism inside.

[0027] For better effect, the demonstration platform 1 is provided with a protective plate 8 on the front side. The protective plate 8 is made of transparent tempered glass. The protective plate 8 can ensure safety during the demonstration process and avoid accidents.

[0028] For better effect, the displacement mechanism includes a clamping groove 11 and a toothed plate 12. The clamping groove 11 is located in the middle of the inner side of the demonstration platform 1. The clamping groove 11 is provided with an electric motor 17 above. The electric motor 17 is provided with a drive gear 13 on the output end. The drive gear 13 is located inside the clamping groove 11. The toothed plate 12 is fixed to the front and rear sides of the transfer trolley 2. The toothed plate 12 cooperates with the drive gear 13.

[0029] For better effect, the number of drive gears 13 inside the clamping groove 11 is two. The drive gear 13 can be provided with two or more, ensuring the coherence and stability of the movement of the transfer trolley 2 inside the demonstration platform 1.

[0030] In order to achieve better effect, the two driving gears 13 are provided with belt pulleys 14 below, the belt pulleys 14 are fixed with the driving gears 13 through the connecting shafts 15, and the two belt pulleys 14 are provided with a transmission belt 16. The transmission belt 16 can drive the belt pulleys 14 to rotate synchronously.

[0031] In use, the present application ensures that the demonstration platform 1, the transfer trolley 2, the cable support 4, the shifting mechanism, the lifting mechanism and other parts are complete in structure, without damage or loosening phenomenon. The old transformer to be reversed is placed on the loading plate 10 of the transfer trolley 2, ensuring that the transformer is stable and will not slip. The power cord, signal cord and other cables of the transformer are arranged and fixed by the wire clamp 5 on the cable support 4 through the cable connection, ensuring that the cables will not interfere with the placement and demonstration of the transformer. The design of the reset spring 7 enables the wire clamp 5 to easily clamp and release the cables, facilitating the connection and disconnection of the cables. According to the type of fault to be simulated, corresponding fault points are set on the transformer, such as low-voltage side fault, high-voltage side fault, fault simulation switch circuit and the like. The running state and fault performance of the transformer are observed through the protective plate 8 made of transparent tempered glass. Further, the transfer trolley 2 moves freely inside the demonstration platform 1 through the shifting mechanism. The shifting mechanism is preferably: starting the motor 17, the motor 17 drives the driving gears 13 to rotate in the clamping grooves 11. Since the two driving gears 13 are provided with belt pulleys 14 below and are connected through the transmission belt 16, the two driving gears 13 will rotate synchronously. When the driving gears 13 rotate, they will engage with the toothed plates 12 and push the transfer trolley 2 to move along the inside of the demonstration platform 1. The design of the toothed plates 12 enables the transfer trolley 2 to smoothly advance or retreat under the push of the driving gears 13. Through the device, the need for frequent high-altitude operation and the operation risk brought by contact with on-site equipment are eliminated. It can meet the characteristics and needs of skill training, and is more in line with the characteristics and needs of skill training. The operation and maintenance personnel can regularly conduct practical training, discuss the problems encountered during operation and maintenance, have a more comprehensive understanding of the faults of the transformer, and improve the operation and maintenance ability of the core team. Embodiment

[0032] As shown in Figures 1-7 An old transformer multi-fault reversing device includes a demonstration platform 1 and a transfer trolley 2. The demonstration platform 1 is provided with a positioning pin 3 on the side. The demonstration platform 1 is provided with a cable support 4 on the rear side. The cable support 4 is provided with a wire clamp 5 on the front side. The wire clamp 5 includes symmetrically arranged clamp rings 6. The two clamp rings 6 are provided with a reset spring 7 therebetween. The transfer trolley 2 is provided with moving wheels 9 on the bottom. The transfer trolley 2 is provided with a loading plate 10 on the upper side. The loading plate 10 is placed with a transformer above. The demonstration platform 1 is provided with a shifting mechanism inside.

[0033] In order to better effect, the demonstration platform 1 front side is provided with a protective plate 8, the protective plate 8 material is transparent tempered glass. Protective plate 8 can ensure the safety during the demonstration process, to avoid accidents.

[0034] In order to better effect, the shift mechanism includes a card slot 11 and the gear plate 12, the card slot 11 is located in the middle of the demonstration platform 1 inside, the card slot 11 above is provided with a motor 17, the motor 17 output end is provided with a drive gear 13, the drive gear 13 is located in the card slot 11 inside, the gear plate 12 is fixed on the front and rear sides of the transfer trolley 2, the gear plate 12 and the drive gear 13 are matched with each other.

[0035] In order to better effect, the drive gear 13 inside the card slot 11 is provided with two. Drive gear 13 can be provided with two or more, to ensure the coherence and stability of the transfer trolley 2 moving inside the demonstration platform 1.

[0036] In order to better effect, the two drive gears 13 below are provided with a belt pulley 14, the belt pulley 14 and the drive gear 13 are fixed through the connecting shaft 15, the two belt pulleys 14 are provided with a transmission belt 16. Through the transmission belt 16, the belt pulley 14 can be driven to rotate synchronously.

[0037] In order to better effect, the transfer trolley 2 and the carrier plate 10 are provided with a lifting mechanism 18, the lifting mechanism 18 includes a cross rod 19, the right side of the transfer trolley 2 is provided with a fixed foot 20, the left side of the transfer trolley 2 is provided with a shift frame 21, the right end of the cross rod 19 and the fixed foot 20 are hinged with each other, the left end of the cross rod 19 is provided with a push rod 22, the push rod 22 is matched with the shift frame 21 through the sliding block 23, the push rod 22 is provided with a sleeve 26 in the middle, the transfer trolley 2 is provided with a clamping seat 24 in the middle, the clamping seat 24 is internally connected with a lifting screw 25 through a bearing, the lifting screw 25 and the sleeve 26 are screwed with each other, and the end of the lifting screw 25 is provided with a handle 27.

[0038] In order to better effect, the carrier plate 10 is provided with a clamping screw 28 inside, the clamping screw 28 is provided with a sleeve ring 29 outside, the sleeve ring 29 is fixedly provided with a clamping plate 30 outside, and the end of the clamping screw 28 is provided with a rotating block 31. The rotating block 31 drives the clamping screw 28 to rotate, and then drives the sleeve ring 29 and the clamping plate 30 to move close to or away from each other.

[0039] In order to better effect, the clamping plate 30 is located on the upper side of the carrier plate 10, and the clamping plate 30 is provided with a gasket 32 inside.

[0040] In order to better effect, the surface of the gasket 32 is provided with anti-skid lines. The anti-skid lines can increase the friction between the gasket 32 and the transformer, so that the transformer is placed more stably.

[0041] In use, the present application ensures that the demonstration platform 1, transfer trolley 2, cable support 4, displacement mechanism, lifting mechanism and other parts are structurally complete, without damage or looseness. The old transformer to be reversed is placed on the loading plate 10 of the transfer trolley 2, ensuring that the transformer is stable and will not slip. The transformer is connected to the cable, and the power cord, signal cord and other cables of the transformer are arranged and fixed using the wire clamp 5 on the cable support 4, ensuring that the cables do not interfere with the placement and demonstration of the transformer. The design of the reset spring 7 allows the wire clamp 5 to easily clamp and release the cable, facilitating the connection and disconnection of the cable. According to the type of fault to be simulated, set the corresponding fault points on the transformer, such as low-voltage side fault, high-voltage side fault, fault simulation switch circuit, etc. The running state and fault performance of the transformer are observed through the protective plate 8 made of transparent tempered glass. Further, the lifting mechanism 18 is preferably: hold the rotating handle 27, rotate the lifting screw 25 through the rotating handle 27. Since the lifting screw 25 and the sleeve 26 are mutually screwed, the push rod 22 cooperates with the displacement frame 21 through the sliding block 23, rotating the lifting screw 25 will push the sleeve 26 and its connected push rod 22 along the displacement frame 21, thereby realizing the lifting of the loading plate 10. To lower the loading plate 10, just rotate the lifting screw 25 in the clockwise direction. Through this device, the need for frequent high-altitude operation and the risk of contacting on-site equipment are eliminated. It can meet the characteristics and needs of skill training, and is more in line with the characteristics and needs of skill training. Maintenance personnel can conduct regular practical training, discuss problems encountered during operation, and have a more comprehensive understanding of transformer faults, improving the operation and maintenance capabilities of core teams.

Claims

1. A multi-fault inversion device for dismantling old transformers, comprising a demonstration platform and a transfer vehicle, characterized in that: A positioning pin is provided on the side of the demonstration table, a cable bracket is provided on the rear side of the demonstration table, a wire clamp is provided on the front side of the cable bracket, the wire clamp includes symmetrically arranged clamping rings, a return spring is provided between the two clamping rings, a moving wheel is provided at the bottom of the transfer vehicle, a carrying plate is provided on the upper side of the transfer vehicle, a transformer is placed above the carrying plate, and a shift mechanism is provided inside the demonstration table; The shift mechanism includes a slot and a toothed plate. The slot is located in the middle of the inner side of the demonstration platform. A motor is provided above the slot. A driving gear is provided at the output end of the motor. The driving gear is located inside the slot. The toothed plate is fixed to the front and rear sides of the transfer vehicle. The toothed plate and the driving gear cooperate with each other. There are two driving gears inside the slot. Pulleys are provided under the two driving gears. The pulleys are fixed to the driving gear through a coupling shaft. A transmission belt is provided between the two pulleys. A lifting mechanism is provided between the transfer trolley and the carrier plate, the lifting mechanism includes a cross rod, a fixed foot is provided on the right side of the transfer trolley, a shift frame is provided on the left side of the transfer trolley, the right end of the cross rod and the fixed foot are hinged to each other, a push rod is provided at the left end of the cross rod, the push rod cooperates with the shift frame through a slider, a sleeve is provided in the middle of the push rod, a card seat is provided in the middle of the transfer trolley, a lifting screw is connected to the inside of the card seat through a bearing, the lifting screw and the sleeve are screwed to each other, and a turning handle is provided at the end of the lifting screw; A clamping screw is provided inside the carrier plate, a collar is threadedly provided on the outside of the clamping screw, a clamping plate is fixedly provided on the outside of the collar, and a rotating block is provided on the end of the clamping screw.

2. The multi-fault inversion device for dismantling old transformers according to claim 1, characterized in that: A protective plate is provided on the front side of the demonstration platform, and the material of the protective plate is transparent tempered glass.

3. The multi-fault inversion device for dismantling old transformers according to claim 1, characterized in that: The clamping plate is located on the upper side of the carrier plate, and a pad is provided on the inner side of the clamping plate.

4. The multi-fault inversion device for dismantling old transformers according to claim 3, characterized in that: The surface of the liner is provided with anti-slip grooves.

Images