CN114798552B - Intelligent dust removing device for transformer bushing - Google Patents

Abstract

An intelligent dust removing device for transformer bushings relates to the field of transformer bushings. In order to solve the problem that the transformer bushing is cleaned through manual high-altitude operation and has safety risks. According to the application, the top frame is arranged above the base, two hydraulic cylinders are arranged between the base and the top frame, the cylinder bodies of the hydraulic cylinders are arranged on the base, the free ends of telescopic rods of the hydraulic cylinders are fixed on the top frame, telescopic rod fixing seats are arranged at the two ends of the top frame, the driving ends of each group of second electric telescopic rods are arranged on the telescopic rod fixing seats, a first electric telescopic rod is arranged at the free end of each group of second electric telescopic rods, the fixed end of the first electric telescopic rod is arranged on the second electric telescopic rod, a flushing plate fixing seat is arranged at the free end of the first electric telescopic rod, two semicircular flushing plates are respectively arranged on the two flushing plate fixing seats, a water storage tank is arranged in the middle position of the base, and each semicircular flushing plate is connected to the water storage tank through a water pipe. The application is mainly used for flushing the transformer bushing.

Description

An intelligent ash removal device for transformer bushings

technical field

The invention relates to the field of transformer bushings, in particular to an intelligent ash removal device for transformer bushings.

Background technique

The transformer bushing is the main insulation device outside the transformer box. The lead-out wires of the transformer winding must pass through the insulating bushing to insulate between the lead-out wires and between the lead-out wires and the transformer shell, and at the same time play a role in fixing the lead-out wires. Due to different voltage levels, insulating bushings are available in the form of pure porcelain bushings, oil-filled bushings and capacitor bushings. Pure porcelain bushings are mostly used in transformers of 10kV and below. It is a conductive copper rod inserted in the porcelain bushing, and the inside of the porcelain bushing is air-insulated; oil-filled bushings are mostly used in 35kV transformers. It is filled with oil in the porcelain bushing , put a conductive copper rod in the porcelain bushing, and the copper rod is covered with insulating paper; the capacitive bushing is used for high-voltage transformers above 100kV, and consists of the main insulating capacitor core, the outer insulating upper and lower porcelain parts, the connecting sleeve, and the oil pillow , Spring assembly, base, equalizing ball, measuring terminal, terminal block, rubber gasket, insulating oil, etc. Existing transformer bushings are often exposed to the outdoors, and a lot of dust tends to fall on the surface for a long time. The existing technology has a relatively simple method of cleaning dust on transformer bushings, which is often cleaned by manual high-altitude operations, which not only poses safety risks , and the cleaning is difficult, the operation is very inconvenient, the labor cost is increased, the cleaning efficiency is low, and the speed is slow. Therefore, an intelligent ash removal device for transformer bushings is provided.

Contents of the invention

The technical problem to be solved by the present invention is: the existing transformer bushing dust cleaning method is relatively simple, and it is often cleaned by manual high-altitude operations, which not only has safety risks, but also has difficulty in cleaning, very inconvenient operation, increased labor costs, The problems of low cleaning efficiency and slow speed are solved; furthermore, an intelligent ash removal device for transformer bushings is provided.

The technical scheme that the present invention adopts for solving the problems of the technologies described above is:

An intelligent ash removal device for transformer bushings, including a base, a top frame, two semicircular flushing plates, two flushing plate fixing seats, two first electric telescopic rods, two sets of second electric telescopic rods, two telescopic Rod fixing seat, two first hydraulic cylinders, water storage tank and two water delivery pipes, the top frame is placed directly above the base, two first hydraulic cylinders are arranged side by side between the base and the top frame, the first hydraulic pressure The cylinder body of the hydraulic cylinder is installed on the base, and the free end of the telescopic rod of the first hydraulic cylinder is fixed on the lower end surface of the top frame, and a telescopic rod fixing seat is respectively installed on the two ends of the upper surface of the top frame, and each telescopic rod A group of second electric telescopic rods is installed on the fixing seat, and the two groups of second electric telescopic rods are arranged oppositely. The driving end of each group of second electric telescopic rods is installed on the telescopic rod fixing seat. The free end of the first electric telescopic rod is installed with a first electric telescopic rod, the fixed end of the first electric telescopic rod is installed on the second electric telescopic rod, and a flushing plate fixing seat is installed on the free end of the first electric telescopic rod, so The two semicircular flushing plates described above are respectively installed on the two flushing plate fixing seats, the semicircular notches of the two semicircular flushing plates are arranged opposite to each other, the water storage tank is installed in the middle of the base, each The semicircular flushing plate is connected to the water storage tank through a water delivery pipe.

Further, each group of second electric telescopic rods includes two second electric telescopic rods arranged side by side, and the driving end of the second electric telescopic rods is fixedly mounted on the telescopic rod fixing seat.

Further, two sliding slots are arranged side by side on the upper surface of the top frame, the extending direction of the sliding slots is the same as the telescopic direction of the second electric telescopic rod, and the bottom of each first electric telescopic rod Two sliders are arranged side by side along the telescopic direction on the surface, and the two sliders on each first electric telescopic rod are slidably connected in two slide grooves respectively.

Further, each of the semicircular flushing plates includes a flushing housing and a semicircular orifice plate, the semicircular orifice plate is installed on the opening side of the flushing housing, and the semicircular orifice plate There are several water spray holes, and the flushing shell is provided with a water inlet, and the water inlet on the flushing shell is connected to the water outlet of the water storage tank through a water delivery pipe.

Further, a second hydraulic cylinder is respectively installed at the four corners of the base, the cylinder body of each second hydraulic cylinder is fixed on the upper surface of the base, and the free end of the telescopic rod of each second hydraulic cylinder Passes vertically through the lower surface of the base and rests on the ground.

Further, a foot brake type roller is installed on the free end of the telescopic rod of each second hydraulic cylinder.

Further, a hydraulic brake box is installed on one side of the water storage tank on the base, and a hydraulic oil pump, a hydraulic oil tank and a plurality of hydraulic oil pipes are arranged inside the hydraulic brake box, and the oil inlet of the hydraulic oil pump The oil outlet of the hydraulic oil tank communicates with the oil outlet of the hydraulic oil tank through a hydraulic oil pipe, and the oil outlet of the hydraulic oil pump communicates with the oil inlet of the first hydraulic cylinder and the oil inlet of the second hydraulic cylinder respectively through three connections and hydraulic oil pipes , Electromagnetic valves are installed at the joints between the first hydraulic cylinder and the second hydraulic cylinder and the hydraulic oil pipes.

Further, the intelligent ash removal device also includes a water pump and a filter box, the water pump and the filter box are installed on one side of the water storage tank, and the water outlet of the water storage tank is connected to the water inlet of the water pump through a pipeline. The water outlet of the water pump is connected to the water inlet of the filter box through a pipeline, and the water outlet of the filter box is connected to the water inlets of two water pipes through three connections.

Further, the intelligent ash removal device further includes a hot air box, the hot air box is installed on the top of the water storage tank, and the air outlet of the hot air box is connected to the air inlet of the filter box through a pipe.

Further, the intelligent ash removal device also includes a storage battery, the storage battery is installed on the other side of the water storage tank, and the storage battery is respectively the first electric telescopic rod, the second electric telescopic rod, and the hydraulic brake box. The hydraulic oil pump, the electromagnetic valve in the hydraulic brake box, the water pump and the hot air box are powered; one end of the base is also equipped with a push-pull handle, and a power switch is installed on the push-pull handle, and the battery is connected to the power switch.

The beneficial effect that the present invention produces compared with prior art is:

The invention has strong flexibility, can clean the dust on the transformer bushings of different heights, can clean the transformer bushings of different sizes, does not need manual cleaning, reduces high-altitude operations, improves safety performance, saves time, and improves cleaning efficiency. The overall stability is strong, the operation is very simple and convenient, and it is convenient for the staff to operate and use.

Description of drawings

The accompanying drawings, as a part of this application, are used to provide a further understanding of the present invention, and the schematic embodiments and descriptions of the present invention are used to explain the present invention, but do not constitute improper limitations to the present invention.

Fig. 1 is a schematic diagram of the overall structure of the present invention;

Figure 2 is a state diagram of two semicircular flushing plates before they are docked;

Fig. 3 is a state diagram after two semicircular flushing plates are docked;

Figure 4 is a block diagram of the power switch control circuit.

In the figure: 1-base; 2-top frame; 2-1-chute; 3-semicircular flushing plate; Seat; 5-the first electric telescopic rod; 5-1-slider; 6-the second electric telescopic rod; 7-the telescopic rod fixing seat; 8-the first hydraulic cylinder; 9-water storage tank; 10-water pipe; -hot air box; 12-hydraulic brake box; 13-water pump; 14-filter box; 15-battery; 16-pull handle; 17-power switch; 18-second hydraulic cylinder; 19-foot brake roller.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. The following embodiments are used to illustrate the present invention , but not to limit the scope of the present invention. In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", "inner", "outer" and the like are based on the orientation or positional relationship shown in the accompanying drawings, and are only for It is convenient to describe the present invention and simplify the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and thus should not be construed as limiting the present invention. In the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "installation" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral Ground connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

Referring to Figures 1 to 4, the embodiment of the present application provides an intelligent dust removal device for transformer bushings, including a base 1, a top frame 2, two semicircular flushing plates 3, two flushing plate fixing seats 4, two A first electric telescopic rod 5, two groups of second electric telescopic rods, two telescopic rod fixing seats 7, two first hydraulic cylinders 8, a water storage tank 9 and two water delivery pipes 10, the top frame 2 is placed Directly above the base 1, two first hydraulic cylinders 8 are arranged side by side between the base 1 and the top frame 2. The cylinder body of the first hydraulic cylinder 8 is installed on the base 1, and the free end of the telescopic rod of the first hydraulic cylinder 8 is fixed On the lower end surface of the top frame 2, a telescopic rod fixing seat 7 is respectively installed on the two ends of the upper surface of the top frame 2, and each telescopic rod fixing seat 7 is equipped with a group of second electric telescopic rods. Two groups of second electric telescopic rods are relatively arranged, the driving end of each group of second electric telescopic rods is installed on the telescopic rod fixing base 7, and the free end of each group of second electric telescopic rods is equipped with a first electric telescopic rod 5, so The fixed end of the first electric telescopic rod 5 described above is installed on the second electric telescopic rod, and a flushing plate holder 4 is installed on the free end of the first electric telescopic rod 5, and the two semicircular flushing plates 3 They are respectively installed on the two flushing plate fixing seats 4, and the semicircular notches of the two semicircular flushing plates 3 are arranged oppositely. The water storage tank 9 is installed in the middle of the base 1, and each semicircular flushing plate 3 is connected to the water storage tank 9 by a water delivery pipe 10.

In this embodiment, the base 1 supports the top frame 2 through two first hydraulic cylinders 8 and at the same time adjusts the height of the top frame 2 through the extension height of the telescopic rod of the first hydraulic cylinder 8;

In this embodiment, the telescopic rod fixing seat 7 is used to fix two sets of second electric telescopic rods, and the two groups of second electric telescopic rods can adjust the distance between the two first electric telescopic rods 5 through the extended length of the telescopic rods. Since the two first electric telescopic rods 5 are connected to the two semicircular flushing boards 3 through two flushing plate fixing seats 4, the length of the two sets of second electric telescopic rods can be adjusted through the telescopic rods The distance between the two semicircular flushing plates 3; before flushing the transformer bushings, first adjust the extension length of the telescopic rods in the two sets of second electric telescopic rods so that the distance between the two semicircular flushing plates 3 The distance is the largest, then adjust the extension length of the telescopic rods in the two first electric telescopic rods 5, so that the two semicircular flushing plates 3 are just on both sides of the transformer bushing, and then adjust the telescopic rods in the two sets of second electric telescopic rods. The extension length of the rod makes the two semicircular flushing plates 3 move towards the side of the transformer bushing respectively until the two semicircular flushing plates 3 cover the transformer bushing completely, and at this time the water storage tank 9 is connected to make the storage The water in the water tank 9 enters into the two semicircular flushing plates 3 through the water delivery pipe 10, and flushes the transformer bushing.

In a possible implementation, each group of second electric telescopic rods includes two second electric telescopic rods 6 arranged side by side, and the driving end of the second electric telescopic rods 6 is fixed on the telescopic rod fixing seat 7 .

In this embodiment, each first electric telescopic rod 5 is fixed and supported by two second electric telescopic rods 6 , which ensures the stability of the installation of the two semicircular flushing plates 3 .

In a possible implementation, two slide grooves 2-1 are arranged side by side on the upper surface of the top frame 2, and the extension direction of the slide grooves 2-1 is in line with the telescopic direction of the second electric telescopic rod 6. Similarly, the lower surface of each first electric telescopic rod 5 is provided with two sliders 5-1 side by side along its telescopic direction, and the two sliders 5-1 on each first electric telescopic rod 5 slide separately Be connected in two chutes 2-1.

In this embodiment, the first electric telescopic rod 5 and the top frame 2 are connected through the matching between the two sliders 5-1 and the two chute 2-1, which ensures that the first electric telescopic rod 5. The stability of the connection with the two second electric telescopic rods 6, and ensure that the two first electric telescopic rods 5 will not be deformed in the vertical direction due to the support of the slider 5-1 after long-term use and skew, so that the two first electric telescopic rods 5 are always on the same level.

In a possible implementation, each of the semicircular flushing plates 3 includes a flushing housing 3-1 and a semicircular orifice plate 3-2, and the semicircular orifice plate 3-2 is installed on On the opening side of the flushing shell 3-1, several water spray holes are opened on the semicircular orifice plate 3-2, and a water inlet is arranged on the flushing shell 3-1, and the flushing shell 3-1 The water inlet on the 1 is connected to the water outlet of the water storage tank 9 by the water delivery pipe 10.

In this embodiment, the water in the water storage tank 9 is transported into the flushing housing 3-1 through the water delivery pipe 10, and the water in the flushing housing 3-1 passes through the spray nozzles on the semicircular orifice plate 3-2. Water holes spray onto transformer bushings.

In a possible implementation, the four corners of the base 1 are respectively equipped with a second hydraulic cylinder 18, and the cylinder body of each second hydraulic cylinder 18 is fixed on the upper surface of the base 1, each The free ends of the telescopic rods of the second hydraulic cylinder 18 vertically pass through the lower surface of the base 1 and are supported on the ground.

In this embodiment, the telescopic rod in the second hydraulic cylinder 18 is used as a leg of the base 1, and the base 1 can adjust the height of the base 1 by the length of the telescopic rod in the second hydraulic cylinder 18, thereby adjusting the height of the base 1. The height of the top frame 2 adjusts the height of the two semicircular flushing plates 3 through the adjustment of the height of the top frame 2 .

In a possible implementation, a foot brake type roller 19 is installed on the free end of the telescopic rod of each second hydraulic cylinder 18 .

In this embodiment, when a certain transformer bushing needs to be flushed, the position of the base 1 is fixed by the foot brake roller 19 installed on the second hydraulic cylinder 18, so as to prevent the base 1 from shifting when the transformer bushing is flushed. move.

In a possible implementation, a hydraulic brake tank 12 is installed on one side of the water storage tank 9 on the base 1, and a hydraulic oil pump, a hydraulic oil tank and a plurality of hydraulic brake tanks are arranged inside the hydraulic brake tank 12. Oil pipe, the oil inlet of the hydraulic oil pump is connected with the oil outlet of the hydraulic oil tank through a hydraulic oil pipe, and the oil outlet of the hydraulic oil pump is respectively connected with the oil inlet of the first hydraulic cylinder 8 through three connections and hydraulic oil pipes. The port communicates with the oil inlet of the second hydraulic cylinder 18, and the connection between the first hydraulic cylinder 8 and the second hydraulic cylinder 18 and the hydraulic oil pipe is equipped with a solenoid valve.

In this embodiment, the hydraulic oil tank can supply or pump oil to the first hydraulic cylinder 8 and the second hydraulic cylinder 18 through the braking of the hydraulic oil pump and the delivery of the hydraulic oil pipe, so that the first hydraulic cylinder 8 and the second hydraulic cylinder 18 The telescopic rod in the middle realizes the telescoping up and down, so as to achieve the purpose of adjusting the height of the two semicircular flushing plates 3 .

In a possible implementation, the intelligent deashing device also includes a water pump 13 and a filter box 14, the water pump 13 and the filter box 14 are installed on one side of the water storage tank 9, and the water storage tank 9 The water outlet is connected to the water inlet of the water pump 13 through a pipeline, and the water outlet of the water pump 13 is connected to the water inlet of the filter box 14 through a pipeline, and the water outlet of the filter box 14 is connected to two water delivery pipes through three connections. 10's water inlet connection.

In this embodiment, the water in the water storage tank 9 is transported to the two semicircular flushing plates 3 through the braking of the water pump 13 and the filtration of the filter box 14, wherein the filter box 14 is used to filter the water in the water storage tank 9 Filtration prevents the two semicircular flushing plates 3 from clogging the water spray hole when spraying water.

In a possible implementation, the intelligent deashing device also includes a hot air box 11, the hot air box 11 is installed on the top of the water storage tank 9, and the air outlet of the hot air box 11 is connected to the filter box 14 through a pipeline. On the air inlet.

In this embodiment, after the transformer bushing is washed, in order to make the transformer bushing dry as soon as possible, the cleaned transformer bushing can also be dried by the hot air produced by the hot air box 11 and the transportation of the two water pipes 10 .

In this embodiment, the water delivery pipe 10 not only plays the role of water delivery, but also plays the role of gas delivery. When flushing the transformer bushing, it plays the role of water delivery. When it is necessary to dry the transformer bushing When it is dry, it plays the role of gas transmission, and the filter box 14 not only plays a role in filtering water, but also plays a transitional role in transporting gas.

In a possible implementation, the intelligent ash removal device also includes a storage battery 15, the storage battery 15 is installed on the other side of the water storage tank 9, and the storage battery 15 is respectively the first electric telescopic rod 5, The second electric telescopic rod 6, the hydraulic oil pump in the hydraulic brake box 12, the solenoid valve in the hydraulic brake box 12, the water pump 13 and the hot air box 11 supply power;

A push-pull handle 16 is installed on one end of the base 1 , a power switch 17 is installed on the push-pull handle 16 , and the storage battery 15 is connected with the power switch 17 .

Working principle of the present invention:

The above-mentioned intelligent dust removal device for transformer bushings, when in use, the staff moves the entire device to the position of the transformer bushings by pushing and pulling the handle 16 and foot brake rollers 19, and then turns on the hydraulic brake through the power switch 17. The hydraulic oil pump in the box 12 and the power supply of the electromagnetic valve on the hydraulic oil pipe connected with the first hydraulic cylinder 8 allow the hydraulic oil pump to supply oil to the first hydraulic cylinder 8, and the telescopic rod in the first hydraulic cylinder 8 pushes the top frame 2 to slow down. Rising slowly, when stretching out to a suitable position, connect the power supply of the two first electric telescopic rods 5 through the power switch 17, and the telescopic rods in the two first electric telescopic rods 5 stretch out and drive the two first electric telescopic rods. The semicircular flushing plate 3 moves toward the side of the transformer bushing until the two first semicircular flushing plates 3 are on both sides of the transformer bushing as shown in Figure 2, and then the four second electric telescopic switches are turned on through the power switch 17 The power supply of the rod 6 allows the telescopic rod in the second electric telescopic rod 6 to stretch out, and drives the two first electric telescopic rods 5 to move toward each other, and simultaneously the two first electric telescopic rods 5 drive the two first semicircular flushing The plates 3 move towards each other until the first semicircular flushing plates 3 are spliced together and the transformer bushing is completely covered as shown in Figure 3, and then the power switch 17 is used to turn on the power of the water pump 13, so that the water pump 13 brakes and thus The water in the water storage tank 9 is sucked into the filter box 14, and the filter box 14 is used to filter the water, and then the water is transported to the two first semicircular flushing plates 3 through the two water delivery pipes 10, and passed through The water spray holes on the first semicircular flushing plate 3 spray out to flush the transformer bushings. After the flushing is completed, turn off the water pump 13 and turn on the power supply of the hot air box 11 to allow the hot air box 11 to brake, and the hot air in the hot air box 11 will The machine brake sends the hot air to the two first semicircular flushing plates 3 respectively through the two water delivery pipes 10, and the hot air is blown out from the water spray hole to dry the transformer bushing; after the drying is completed, the two first The semicircular flushing plate 3 is separated from the transformer bushing, and then this device is used to clean the next transformer bushing, which improves the cleaning efficiency of the transformer bushing, saves time, and does not require manual cleaning at high altitudes, with strong flexibility and safety performance powerful. The device has strong flexibility, can clean dust on transformer bushings of different heights, can clean transformer bushings of different sizes, improves safety performance, has strong stability, is very simple and convenient to operate, and is convenient for staff to operate.

Although the invention is described herein with reference to specific embodiments, it should be understood that these embodiments are merely illustrative of the principles and applications of the invention. It is therefore to be understood that numerous modifications may be made to the exemplary embodiments and that other arrangements may be devised without departing from the spirit and scope of the invention as defined by the appended claims. It shall be understood that different dependent claims and features described herein may be combined in a different way than that described in the original claims. It will also be appreciated that features described in connection with individual embodiments can be used in other described embodiments.

Claims (10)

1. An intelligent ash removal device for transformer bushings, characterized in that it includes a base (1), a top frame (2), two semicircular flushing plates (3), two flushing plate fixing seats (4), two a first electric telescopic rod (5), two groups of second electric telescopic rods, two telescopic rod fixing seats (7), two first hydraulic cylinders (8), a water storage tank (9) and two water delivery pipes (10 ), the top frame (2) is placed directly above the base (1), and two first hydraulic cylinders (8) are arranged side by side between the base (1) and the top frame (2), and the first hydraulic cylinder ( 8) The cylinder body is installed on the base (1), the free end of the telescopic rod of the first hydraulic cylinder (8) is fixed on the lower end surface of the top frame (2), and the two ends of the upper surface of the top frame (2) A telescopic rod fixing seat (7) is respectively installed, and a group of second electric telescopic rods is installed on each telescopic rod fixing seat (7). The driving end of the rod is installed on the telescopic rod holder (7), and the free end of each group of second electric telescopic rods is equipped with a first electric telescopic rod (5), and the fixing of the first electric telescopic rod (5) end is installed on the second electric telescopic rod, and a flushing plate fixing seat (4) is installed on the free end of the first electric telescopic rod (5), and the two semicircular flushing plates (3) are respectively installed on the two On the first flushing plate fixing seat (4), the semicircular notches of the two semicircular flushing plates (3) are arranged oppositely, and the described water storage tank (9) is installed in the middle position of the base (1), and each half The circular flushing plate (3) is connected to the water storage tank (9) by a water delivery pipe (10). 2. An intelligent ash removal device for transformer bushings according to claim 1, characterized in that: each set of second electric telescopic rods includes two second electric telescopic rods (6) arranged side by side, the second The driving end of the electric telescopic rod (6) is fixed on the telescopic rod holder (7). 3. An intelligent ash removal device for transformer bushings according to claim 2, characterized in that: the upper surface of the top frame (2) is provided with two chutes (2-1) side by side, and the The extension direction of the chute (2-1) is the same as the telescopic direction of the second electric telescopic rod (6), and the lower surface of each of the first electric telescopic rods (5) is arranged side by side with two slides along the telescopic direction. Block (5-1), two slide blocks (5-1) on each first electric telescopic rod (5) are slidingly connected in two slide grooves (2-1) respectively. 4. An intelligent ash removal device for transformer bushings according to claim 3, characterized in that: each semicircular flushing plate (3) includes a flushing shell (3-1) and a semicircular hole plate (3-2), the semicircular orifice (3-2) is installed on the opening side of the flushing housing (3-1), and the semicircular orifice (3-2) is provided with Several water spray holes, the flushing housing (3-1) is provided with a water inlet, and the water inlet on the flushing housing (3-1) is connected to the outlet of the water storage tank (9) through the water delivery pipe (10). Shuikou. 5. An intelligent ash removal device for transformer bushings according to claim 4, characterized in that: a second hydraulic cylinder (18) is respectively installed at the four corners of the base (1), each The cylinder body of the second hydraulic cylinder (18) is fixed on the upper surface of the base (1), and the free end of each second hydraulic cylinder (18) telescopic rod vertically passes through the lower surface of the base (1) and is supported on the ground . 6. An intelligent ash removal device for transformer bushings according to claim 5, characterized in that: a foot brake type roller (19) is installed on the free end of the telescopic rod of each second hydraulic cylinder (18) . 7. An intelligent ash removal device for transformer bushings according to claim 6, characterized in that: a hydraulic brake box (12) is installed on one side of the water storage tank (9) on the base (1), and the The interior of the hydraulic brake box (12) is provided with a hydraulic oil pump, a hydraulic oil tank and a plurality of hydraulic oil pipes, and the oil inlet of the hydraulic oil pump communicates with the oil outlet of the hydraulic oil tank through a hydraulic oil pipe. The oil outlet of the hydraulic oil pump communicates with the oil inlet of the first hydraulic cylinder (8) and the oil inlet of the second hydraulic cylinder (18) respectively through the three-communication and the hydraulic oil pipe, and the first hydraulic cylinder (8) and the Electromagnetic valves are installed at the junction of the second hydraulic cylinder (18) and the hydraulic oil pipe. 8. A transformer bushing intelligent ash removal device according to claim 7, characterized in that: the intelligent ash removal device also includes a water pump (13) and a filter box (14), and the water pump (13) and the filter box (14) are installed on one side of the water storage tank (9), the water outlet of the water storage tank (9) is connected to the water inlet of the water pump (13) through a pipeline, and the outlet of the water pump (13) The water port is connected to the water inlet of the filter box (14) through a pipeline, and the water outlet of the filter box (14) is connected with the water inlets of two water delivery pipes (10) through three connections. 9. An intelligent ash removal device for transformer bushings according to claim 8, characterized in that: the intelligent ash removal device further comprises a hot air box (11), and the hot air box (11) is installed in the water storage tank The top of (9), the air outlet of hot air box (11) is connected on the air inlet of filter case (14) by pipeline. 10. An intelligent ash removal device for transformer bushings according to claim 9, characterized in that: the intelligent ash removal device further comprises a storage battery (15), and the storage battery (15) is installed in the water storage tank (9 ), the storage battery (15) is respectively the hydraulic oil pump in the first electric telescopic link (5), the second electric telescopic link (6), the hydraulic brake box (12), the hydraulic brake box ( 12) the solenoid valve, water pump (13) and hot air box (11) in the power supply; One end of the base (1) is also equipped with a push-pull handle (16), and a power switch (17) is installed on the described push-pull handle (16), and the storage battery (15) is connected with the power switch (17).