CN211938004U

CN211938004U - Ash removal device for transformer bearing seat of transformer substation

Info

Publication number: CN211938004U
Application number: CN202020307623.4U
Authority: CN
Inventors: 荆哲; 李臻
Original assignee: Yinchuan Power Supply Co Of State Grid Ningxia Electric Power Co ltd
Current assignee: Yinchuan Power Supply Co Of State Grid Ningxia Electric Power Co ltd
Priority date: 2020-03-13
Filing date: 2020-03-13
Publication date: 2020-11-17
Anticipated expiration: 2030-03-13

Abstract

A ash removal device for transformer substation bears seat includes movable support frame, drive arrangement, cleaning device, dust collector, drive arrangement, dust collector set up on movable support frame, and cleaning device's upper end and drive arrangement can dismantle and be connected, and movable support frame includes U type frame, elevating system, support base, universal wheel, the upper end and cleaning device, the dust collector fixed connection of U type frame, cleaning device are located the top of U type frame to clean the dust that bears on the seat, dust collector are located the side of U type frame, with absorption and storage dust, the lower extreme of U type frame and elevating system's upper end fixed connection, elevating system drive U type frame reciprocate, elevating system's lower extreme and the upper end fixed connection who supports the base, support the lower extreme and the universal wheel fixed connection of base. When the cleaning device works, the driving device drives the cleaning device to reciprocate to clean ash on the bearing seat of the transformer, so that dust can be thoroughly cleaned.

Description

Ash removal device for transformer bearing seat of transformer substation

Technical Field

The utility model relates to an electric power maintenance technical field especially relates to an ash removal device that is used for transformer substation's transformer to bear seat.

Background

The transformer substation is a place for converting voltage and current in a power system, receiving electric energy and distributing the electric energy, the transformer substation in a power plant is a boosting transformer substation, the boosting transformer substation is used for boosting the electric energy generated by a generator and then feeding the electric energy into a high-voltage power grid, a transformer is a device for changing alternating-current voltage by using the principle of electromagnetic induction, main components are a primary coil, a secondary coil and an iron core, and the main functions are as follows: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization, and the like.

The existing transformer bearing seat is easy to accumulate dust on the surface when being used for a long time, and the heat dissipation of devices in the bearing seat is influenced by excessive dust accumulation. When carrying out maintenance and repair to bearing the seat, clean thoroughly not inconvenient when the dust cleans, simultaneously, the dust is easily scattered and is brought the influence for operational environment.

Disclosure of Invention

In view of the above, it is desirable to provide a dust removing device for a transformer substation carrying seat, which is capable of conveniently removing dust and preventing floating dust from being generated during cleaning.

A dust cleaning device for a transformer bearing seat of a transformer substation comprises a movable support frame, a driving device, a cleaning device and a dust collecting device, the driving device and the dust collecting device are arranged on the movable support frame, the upper end of the cleaning device is detachably connected with the driving device, the movable support frame comprises a U-shaped frame, a lifting mechanism, a support base and universal wheels, the upper end of the U-shaped frame is fixedly connected with the cleaning device and the dust collecting device, the cleaning device is positioned at the top of the U-shaped frame, the dust collecting device is positioned on the side surface of the U-shaped frame to absorb and store dust, the lower end of the U-shaped frame is fixedly connected with the upper end of the lifting mechanism, the lifting mechanism drives the U-shaped frame to move up and down, the lower end of the lifting mechanism is fixedly connected with the upper end of the supporting base, and the lower end of the supporting base is fixedly connected with the universal wheel to drive the supporting base to move.

Preferably, elevating system includes electric putter, a plurality of scalable bracing piece, and electric putter and scalable bracing piece parallel arrangement are between U type frame and support base, and electric putter's upper end and U type frame fixed connection, electric putter's lower extreme and support base fixed connection to drive U type frame through electric putter and reciprocate.

Preferably, the driving device comprises a driving motor, a rotating screw rod, a movable plate and two sliding blocks, a rotating shaft of the driving motor is fixedly connected with one end of the rotating screw rod, the rotating screw rod is sleeved with the movable plate, and the two sliding blocks are positioned on two sides of the movable plate and are fixedly connected with the movable plate; the machine body of the driving motor is fixedly connected with the support frame, a movable groove is formed in the movable support frame, the movable plate is located in the movable groove, guide rail grooves are formed in two sides of the movable groove, the sliding block is located in the guide rail grooves and connected with the guide rail grooves in a clamping mode, through holes are formed in the front end and the rear end of the movable groove, and two ends of the rotating screw rod are connected with the through holes in the front end and the rear end of the movable groove in a sleeved mode; the movable plate is provided with a threaded hole, the rotary screw rod is in threaded connection with the movable plate, the lower end of the movable plate is fixedly connected with the cleaning device, and when the driving motor rotates, the rotary screw rod drives the movable plate to slide in the movable groove, so that the cleaning device is driven to move along the extending direction of the movable groove, and the bearing seat of the transformer is cleaned.

Preferably, cleaning device includes mounting panel, cleaning brush, activity fixture block, a plurality of slide bar, sliding sleeve, spacing spring, the upper end of mounting panel and the lower extreme fixed connection of fly leaf, the lower extreme of mounting panel is equipped with the mounting groove, the upper end of cleaning brush is equipped with the installation piece, the mounting groove is established with the installation piece cover and is connected, the lateral wall of installation piece still is equipped with the draw-in groove, the activity fixture block is close to the one end and the draw-in groove block connection of cleaning brush, the activity fixture block deviates from the one end cover of cleaning brush and establishes with the one end cover of slide bar and is connected, the other end and the sliding sleeve cover of slide bar establish and be connected, spacing spring housing is established on the slide bar, and be located.

Preferably, the dust collecting device comprises a plurality of dust hoods, a first connecting pipeline, a second connecting pipeline, a fan, a dust collecting box and a filter screen, the plurality of dust hoods are arranged on two sides of the upper end of the support frame and are fixedly connected with the support frame, one side of each dust hood is communicated with the air inlet of the first connecting pipeline, the air outlet of the first connecting pipeline is communicated with the air inlet of the second connecting pipeline, the air outlet of the second connecting pipeline is communicated with the air inlet of the fan, the air outlet of the fan is communicated with the air inlet of the dust collection box, one side of the dust collection box is provided with an opening and is communicated with the outside atmosphere, so that the air pressure inside and outside the dust collection box is balanced, one side of the dust collection box provided with the opening is fixedly connected with the filter screen, when the dust collecting device works, dust generated by sweeping the bearing seat by the sweeping device enters the first connecting pipeline through the dust exhaust cover and finally converges in the dust collecting box.

Has the advantages that: a ash removal device for transformer substation bears seat includes movable support frame, drive arrangement, cleaning device, dust collector, drive arrangement, dust collector set up on movable support frame, and cleaning device's upper end and drive arrangement can dismantle and be connected, and movable support frame includes U type frame, elevating system, support base, universal wheel, the upper end and cleaning device, the dust collector fixed connection of U type frame, cleaning device are located the top of U type frame to clean the dust that bears on the seat, dust collector are located the side of U type frame, with absorption and storage dust, the lower extreme of U type frame and elevating system's upper end fixed connection, elevating system drive U type frame reciprocate, elevating system's lower extreme and the upper end fixed connection who supports the base, support the lower extreme and the universal wheel fixed connection of base. When the device works, the driving device drives the cleaning device to reciprocate to clean ash on the bearing seat of the transformer, so that dust can be thoroughly cleaned; meanwhile, the dust collecting device absorbs floating dust in the cleaning process, and the floating dust generated in the cleaning process is less.

Drawings

Fig. 1 is the utility model discloses a structural schematic diagram of an ash removal device for transformer substation's transformer bears seat.

Fig. 2 is the utility model discloses a local structure schematic diagram of an ash removal device for transformer bearing seat of transformer substation.

Fig. 3 is the structure diagram of the ash removal device for the transformer carrying seat of the transformer substation of the utility model arranged on the U-shaped frame.

Fig. 4 is the utility model discloses a cleaning device for ash removal device of transformer substation's transformer bearing seat's structural schematic diagram.

In the figure: the dust removing device comprises a dust removing device 10 for a transformer substation bearing seat, a movable support frame 20, a U-shaped frame 201, a movable groove 2011, a guide rail groove 20111, a lifting mechanism 202, an electric push rod 2021, a telescopic support rod 2022, a support base 203, a universal wheel 204, a driving device 30, a driving motor 301, a rotating screw rod 302, a movable plate 303, a sliding block 304, a cleaning device 40, a mounting plate 401, a mounting groove 4011, a mounting block 402, a cleaning brush 403, a movable clamping block 404, a sliding rod 405, a sliding sleeve 406, a limiting spring 407, a dust collecting device 50, a dust exhaust cover 501, a first connecting pipeline 502, a second connecting pipeline 503, a fan 504, a dust collecting box 505 and a filter screen 506.

Detailed Description

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Referring to fig. 1 to 4, a dust removing device 10 for a transformer substation carrying seat includes a movable supporting frame 20, a driving device 30, a cleaning device 40, and a dust collecting device 50, wherein the driving device 30 and the dust collecting device 50 are disposed on the movable supporting frame 20, an upper end of the cleaning device 40 is detachably connected to the driving device 30, the movable supporting frame 20 includes a U-shaped frame 201, a lifting mechanism 202, a supporting base 203, and a universal wheel 204, an upper end of the U-shaped frame 201 is fixedly connected to the cleaning device 40 and the dust collecting device 50, the cleaning device 40 is disposed on a top of the U-shaped frame 201 to clean dust on the carrying seat, the dust collecting device 50 is disposed on a side of the U-shaped frame 201 to absorb and store dust, a lower end of the U-shaped frame 201 is fixedly connected to an upper end of the lifting mechanism 202, the lifting mechanism 202 drives the U-shaped frame 201 to move up and down, a lower end of the lifting mechanism 202, the lower end of the supporting base 203 is fixedly connected with the universal wheel 204, so that the universal wheel 204 drives the supporting base 203 to move.

Further, the lifting mechanism 202 includes an electric push rod 2021 and a plurality of retractable support rods 2022, the electric push rod 2021 and the retractable support rods 2022 are disposed between the U-shaped frame 201 and the support base 203 in parallel, the upper end of the electric push rod 2021 is fixedly connected to the U-shaped frame 201, and the lower end of the electric push rod 2021 is fixedly connected to the support base 203, so as to drive the U-shaped frame 201 to move up and down through the electric push rod 2021.

In a preferred embodiment, the lifting mechanism 202 includes four retractable supporting rods 2022, and two sides of the supporting base 203 are respectively provided with two supporting rods, so that the U-shaped frame 201 can be lifted stably, and the cleaning device 40 can be operated stably during the dust removing process.

Further, the driving device 30 includes a driving motor 301, a rotating screw 302, a movable plate 303, and two sliding blocks 304, wherein a rotating shaft of the driving motor 301 is fixedly connected to one end of the rotating screw 302, the rotating screw 302 is sleeved with the movable plate 303, and the two sliding blocks 304 are located at two sides of the movable plate 303 and are fixedly connected to the movable plate 303; the body of the driving motor 301 is fixedly connected with a support frame, a movable groove 2011 is arranged on the movable support frame 20, the movable plate 303 is positioned in the movable groove 2011, guide rail grooves 20111 are formed in two sides of the movable groove 2011, the sliding block 304 is positioned in the guide rail grooves 20111 and is clamped and connected with the guide rail grooves 20111, through holes are formed in the front end and the rear end of the movable groove 2011, and two ends of the rotating screw rod 302 are sleeved and connected with the through holes in the front end and the rear end of the movable groove 2011; the movable plate 303 is provided with a threaded hole, the rotary screw rod 302 is in threaded connection with the movable plate 303, the lower end of the movable plate 303 is further fixedly connected with the cleaning device 40, and when the driving motor 301 rotates, the rotary screw rod 302 drives the movable plate 303 to slide in the movable groove 2011, so that the cleaning device 40 is driven to move along the extending direction of the movable groove 2011 to clean the bearing seat of the transformer.

In a preferred embodiment, the movable plate 303 is welded to the cleaning device 40. The two sides of the movable plate 303 are connected with the guide rail groove 20111 in a clamping manner through the clamping blocks, so that the cleaning device 40 can be prevented from swinging left and right in the cleaning process, and stable operation of the cleaning device 40 is facilitated. Bearings are arranged in through holes at the front end and the rear end of the movable groove 2011, and two ends of the rotating screw rod 302 are sleeved in the bearings so as to reduce resistance during rotation.

Further, the cleaning device 40 includes a mounting plate 401, a cleaning brush 403, a movable clamping block 404, a plurality of sliding rods 405, a sliding sleeve 406 and a limiting spring 407, the upper end of the mounting plate 401 is fixedly connected with the lower end of the movable plate 303, the lower end of the mounting plate 401 is provided with a mounting groove 4011, the upper end of the cleaning brush 403 is provided with the mounting block 402, the mounting groove 4011 is connected with the mounting block 402 in a sleeved manner, the side wall of the mounting block 402 is further provided with a clamping groove, one end of the movable clamping block 404 close to the cleaning brush 403 is connected with the clamping groove in a clamped manner, one end of the movable clamping block 404 away from the cleaning brush 403 is connected with one end sleeve of the sliding rods 405 in a sleeved manner, the other end of the sliding rods 405 is connected with the sliding sleeve 406 in a sleeved manner, the limiting spring 407 is sleeved.

When the cleaning brush 403 is installed or replaced, the movable fixture block 404 is moved towards one end of the sliding sleeve 406, and the limiting spring 407 is further contracted; then the upper end of the cleaning brush 403 is clamped into the mounting groove 4011, and the clamping groove of the cleaning brush 403 is aligned to the movable clamping block 404; subsequently, the movable latch 404 is inserted into the slot, and the cleaning brush 403 is fixed below the mounting plate 401 by the movable latch 404.

Further, the dust collecting device 50 includes a plurality of dust hoods 501, a first connecting pipe 502, a second connecting pipe 503, a fan 504, a dust box 505, and a filter screen 506, the dust hoods 501 are disposed at two sides of the upper end of the support frame and fixedly connected to the support frame, one side of the dust hood 501 is communicated with the air inlet of the first connecting pipe 502, the air outlet of the first connecting pipe 502 is communicated with the air inlet of the second connecting pipe 503, the air outlet of the second connecting pipe 503 is communicated with the air inlet of the fan 504, the air outlet of the fan 504 is communicated with the air inlet of the dust box 505, one side of the dust box 505 is provided with an opening and is communicated with the outside air to balance the air pressure inside and outside the dust box 505, and the side of the dust box 505 provided with the opening is fixedly connected to the filter screen 506 to prevent dust from scattering into the atmosphere, when working, dust generated by the cleaning device 40 cleaning the bearing seat enters the first connecting pipe 502 through the dust hoods 501, and eventually into the dust bin 505.

In a preferred embodiment, the filter screen 506 is screwed to the dust box 505. Utilize the setting of filter screen 506 to filter the gas of discharge dust-collecting box 505, effectively avoid the problem of dust direct discharge, reached fine dustproof dust removal effect, and utilize the bolt to be convenient for dismantle the clearance filter screen 506. The dust extraction cover 501 is a cubic shell, one side of the dust extraction cover 501 is open so as to absorb dust, and a through hole is formed in the side edge of the dust extraction cover 501 and serves as an air outlet communicated with the first connecting pipeline 502.

When the dust removing is performed on the transformer substation carrying seat, the dust removing device is moved to a position right above the carrying seat, and the height of the movable support frame 20 is adjusted, so that the cleaning brush 403 of the cleaning device 40 contacts with the carrying seat. Then, the driving device 30 is started, so that the driving device 30 drives the cleaning device 40 to reciprocate, and the cleaning device 40 cleans the bearing seat. The floating dust generated in the dust removing process of the cleaning device 40 is absorbed into the dust collecting box 505 under the negative pressure of the dust collecting device 50, so that the bearing seat is cleaned, the generated floating dust is less, and the labor amount of maintenance personnel is reduced. In order to control the ash removal device 10 for the transformer bearing seat of the transformer substation, the universal wheels 204 can be controlled to move through the motors. Specifically, two running motors are arranged on the movable support frame 20, and the two running motors are respectively and fixedly connected with rotating shafts of two supporting wheels at the front end of the bottom of the movable support frame 20, so that the running direction of the universal wheels 204 is controlled by controlling the starting and stopping of the running motors. For example, if the universal wheel 204 is controlled to travel to the left, the right travel motor is activated to drive the right universal wheel 204 forward, and the left universal wheel 204 is not moved. The driving motor 301 for controlling the driving motor and the driving device 30 may be controlled remotely or automatically. Taking automatic control as an example, a controller is arranged on the ash removal device, and the controller is electrically connected with the running motor and the driving motor 301. The travel distance of movable support frame 20 and the cleaning stroke of cleaning device 40 can be controlled by time control.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an ash removal device for transformer substation's transformer bears seat which characterized in that: including movable support frame, drive arrangement, cleaning device, dust collecting device, drive arrangement, dust collecting device set up on movable support frame, and cleaning device's upper end and drive arrangement can dismantle and be connected, and movable support frame includes U type frame, elevating system, support base, universal wheel, the upper end and cleaning device, the dust collecting device fixed connection of U type frame, cleaning device are located the top of U type frame to clean the dust that bears on the seat, dust collecting device are located the side of U type frame, with absorption and storage dust, the lower extreme of U type frame and elevating system's upper end fixed connection, elevating system drives U type frame and reciprocates, elevating system's lower extreme and the upper end fixed connection who supports the base, support the lower extreme and the universal wheel fixed connection of base, so that the universal wheel drives and supports the base motion.

2. The ash removal device for the transformer substation carrier seat according to claim 1, characterized in that: elevating system includes electric putter, a plurality of scalable bracing piece, and electric putter and scalable bracing piece parallel arrangement are between U type frame and support base, electric putter's upper end and U type frame fixed connection, electric putter's lower extreme and support base fixed connection to drive U type frame through electric putter and reciprocate.

3. The ash removal device for the transformer substation carrier seat according to claim 1, characterized in that: the driving device comprises a driving motor, a rotating screw rod, a movable plate and two sliding blocks, a rotating shaft of the driving motor is fixedly connected with one end of the rotating screw rod, the rotating screw rod is sleeved with the movable plate, and the two sliding blocks are positioned on two sides of the movable plate and fixedly connected with the movable plate; the machine body of the driving motor is fixedly connected with the support frame, a movable groove is formed in the movable support frame, the movable plate is located in the movable groove, guide rail grooves are formed in two sides of the movable groove, the sliding block is located in the guide rail grooves and connected with the guide rail grooves in a clamping mode, through holes are formed in the front end and the rear end of the movable groove, and two ends of the rotating screw rod are connected with the through holes in the front end and the rear end of the movable groove in a sleeved mode; the movable plate is provided with a threaded hole, the rotary screw rod is in threaded connection with the movable plate, the lower end of the movable plate is fixedly connected with the cleaning device, and when the driving motor rotates, the rotary screw rod drives the movable plate to slide in the movable groove, so that the cleaning device is driven to move along the extending direction of the movable groove, and the bearing seat of the transformer is cleaned.

4. The ash removal device for the transformer substation carrier seat according to claim 3, characterized in that: cleaning device includes mounting panel, cleaning brush, activity fixture block, a plurality of slide bar, sliding sleeve, spacing spring, the upper end of mounting panel and the lower extreme fixed connection of fly leaf, the lower extreme of mounting panel is equipped with the mounting groove, cleaning brush's upper end is equipped with the installation piece, the mounting groove is established with installation piece cover and is connected, the lateral wall of installation piece still is equipped with the draw-in groove, the activity fixture block is close to cleaning brush's one end and is connected with the draw-in groove block, the activity fixture block deviates from cleaning brush's one end and establishes with the pot head of slide bar and be connected, the other end and the sliding sleeve cover of slide bar are established and are connected, spacing spring housing is established on the slide bar, and be.

5. The ash removal device for the transformer substation carrier seat of claim 4, wherein: the dust collecting device comprises a plurality of dust hoods, a first connecting pipeline, a second connecting pipeline, a fan, a dust collecting box and a filter screen, wherein the dust hoods are arranged on two sides of the upper end of the support frame and fixedly connected with the support frame, one side of each dust hood is communicated with the air inlet of the first connecting pipeline, the air outlet of the first connecting pipeline is communicated with the air inlet of the second connecting pipeline, the air outlet of the second connecting pipeline is communicated with the air inlet of the fan, the air outlet of the fan is communicated with the air inlet of the dust collecting box, one side of the dust collecting box is provided with an opening and is communicated with the outside atmosphere, so that the internal and external air pressures of the dust collecting box are balanced, the side, provided with the opening, of the dust collecting box is fixedly connected with the filter screen to prevent dust from being scattered into the atmosphere, and during operation, the dust generated by the cleaning device cleaning the bearing seat enters the first connecting.