CN117352281B - Insulating paint impregnating equipment for power transformer - Google Patents
Insulating paint impregnating equipment for power transformer Download PDFInfo
- Publication number
- CN117352281B CN117352281B CN202311174542.6A CN202311174542A CN117352281B CN 117352281 B CN117352281 B CN 117352281B CN 202311174542 A CN202311174542 A CN 202311174542A CN 117352281 B CN117352281 B CN 117352281B
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- impregnating
- dipping
- vacuum
- insulating paint
- transmission
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- 239000003973 paint Substances 0.000 title claims abstract description 70
- 238000007598 dipping method Methods 0.000 claims abstract description 45
- 239000000463 material Substances 0.000 claims abstract description 19
- 238000005470 impregnation Methods 0.000 claims description 44
- 230000005540 biological transmission Effects 0.000 claims description 41
- 238000007789 sealing Methods 0.000 claims description 20
- 238000005192 partition Methods 0.000 claims description 18
- 239000002966 varnish Substances 0.000 claims description 17
- 238000007599 discharging Methods 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000002386 leaching Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 16
- 239000002699 waste material Substances 0.000 abstract description 5
- 238000012545 processing Methods 0.000 abstract description 2
- 238000007654 immersion Methods 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/005—Impregnating or encapsulating
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Insulating Of Coils (AREA)
Abstract
The invention relates to the technical field of transformer processing equipment, and particularly discloses power transformer insulating paint dipping equipment which comprises a dipping box, an insulating paint tank, a vacuum pump and a control cabinet, wherein a vacuum dipping cavity is formed in the upper end of the dipping box; the insulating paint impregnating equipment for the power transformer realizes the pipelined insulating paint impregnating treatment process of the power transformer, greatly improves the insulating paint impregnating efficiency of the power transformer, can effectively avoid the influence on equipment and environment caused by the dripping of redundant insulating paint, and can realize secondary utilization of the recovered insulating paint, thereby reducing the material waste of the insulating paint.
Description
Technical Field
The invention relates to the technical field of transformer processing equipment, and particularly discloses power transformer insulating paint impregnating equipment.
Background
In the production and preparation process of the power transformer, in order to improve the insulation performance and enhance the connection stability between the respective components, it is necessary to dip-treat the power transformer with an insulating paint. Most of the existing power transformers are subjected to vacuum impregnation, in the specific operation process, operators put a large number of power transformers into a metal screen frame, then put the metal screen frame into a paint trough, vacuum the metal screen frame after closing a sealing cover, then introduce insulating paint to impregnate the power transformers in the metal screen frame for a period of time to completely paint the power transformers, then open the sealing cover to take out the whole metal screen frame, and drain paint, thus completing the whole impregnation process.
The utility model patent with the application number 2017213952030 discloses an insulating paint dipping device of an electronic power transformer, which comprises a container and a vacuum pump, wherein the upper end of the container is provided with a container cover, the bottom of the container and the top of the container cover are respectively connected with a vent pipe, the vent pipe is connected with the vacuum pump through a pipeline, a plurality of trays are arranged in the container, and sieve holes are formed in the trays; an air inlet valve is arranged on a pipeline positioned at the top of the container cover, an exhaust valve is arranged on a pipeline positioned at the bottom of the container, and a vacuum valve is arranged on a pipeline positioned in the vacuum pump. The insulating paint impregnating device for the electronic power transformer disclosed by the patent is characterized in that the power transformer is placed on a tray in the using process, then the container cover is closed, the interior of the container is vacuumized, and the insulating paint is injected into the container for impregnating treatment after vacuumization. The insulating paint impregnating device for the electronic power transformer is simple in structure and simple in impregnating operation on the power transformer, but the container cover is required to be opened for operation every time of feeding or taking materials, continuous impregnating operation cannot be realized, and the insulating paint impregnating efficiency of the power transformer is low; in addition, in the process of manually taking the tray out of the container, the paint on the surface of the transformer is drained after the tray is also required to be lifted for a certain time, and once the power transformer is taken out, the insulating paint on the surface of the power transformer is not drained, and can drop on the ground, so that the workshop environment is influenced, and excessive waste of the insulating paint is caused. Therefore, in order to overcome the defects of the conventional insulating paint impregnating device for the electronic power transformer, the utility model provides insulating paint impregnating equipment for the power transformer, so that continuous insulating paint impregnating treatment is realized on the power transformer, and the problems that the insulating paint is not drained to pollute a workshop and cause insulating paint waste are avoided.
Disclosure of Invention
The invention aims to provide a pipelined power transformer insulating paint impregnating device so as to realize efficient impregnation of the power transformer insulating paint and avoid a series of problems caused by paint dripping in the material taking process of the impregnated power transformer.
The invention is realized by the following technical scheme:
the insulating paint dipping equipment for the power transformer comprises a dipping box, an insulating paint tank, a vacuum pump and a control cabinet, wherein a vacuum dipping cavity is formed in the upper end of the dipping box, a paint pipe is connected between the insulating paint tank and the vacuum dipping cavity, an electromagnetic valve and a material sucking pump are arranged on the paint pipe, and an exhaust pipe is connected between the vacuum pump and the vacuum dipping cavity;
The left and right sides of the dipping box are fixedly connected with transmission seats, a closed-loop transmission piece penetrating through the vacuum dipping cavity is arranged between the two transmission seats, one of the transmission seats is provided with a power device for realizing the fixed distance movement of the closed-loop transmission piece, the outer side surface of the closed-loop transmission piece is connected with a plurality of dipping trays at equal intervals, the utility model discloses a vacuum impregnation tank, including the immersion tank, the picture peg groove has been seted up to the left and right sides face of immersion tank all has seted up the through-hole that aligns each other and be linked together with the vacuum impregnation chamber, is located immersion tank lateral wall directly over the through-hole has seted up the picture peg groove, insert in the picture peg groove and be equipped with the sealed baffle that stretches into in the through-hole, the upper end of immersion tank is provided with the flexible driving piece that is connected with the sealed baffle.
As a further setting of above-mentioned scheme, closed loop type transmission spare is including setting up the axis of rotation in two transmission seats, every the front and back both ends of axis of rotation all are provided with the belt pulley, two be provided with the drive belt between the belt pulley that corresponds each other in the axis of rotation, a plurality of the flooding tray equidistant connection is in the lateral surface of two drive belts, is located offer the rectangle passageway that is used for passing drive belt and flooding tray on the flooding case of vacuum flooding chamber below.
As a further arrangement of the scheme, the power device is a servo motor fixed on the outer side surface of the transmission seat, and a motor shaft of the servo motor is connected with the rotating shaft.
As a further arrangement of the scheme, the upper surface of the dipping tray is provided with a plurality of transformer placing grooves in a rectangular array shape, and the bottom wall of each transformer placing groove is provided with a plurality of leaching holes.
As a further arrangement of the scheme, the left end and the right end of the upper surface of the dipping tray are provided with strip-shaped slots matched with the sealing partition plates, and the sealing partition plates are pressed into the strip-shaped slots to completely seal the through holes.
As a further arrangement of the scheme, the telescopic driving piece is one of an air cylinder, a hydraulic cylinder or an electric push rod, and the movable end of the telescopic driving piece stretches into the plugboard groove to be connected with the upper end of the sealing partition board.
As a further setting of the scheme, a receiving groove positioned under the through hole is connected on one side surface of the dipping box, one end of the receiving groove extends out of the transmission seat, a discharging pipe is connected on the end surface of the receiving groove extending out of the transmission seat, and a manual valve is arranged on the discharging pipe.
As a further arrangement of the scheme, a mounting plate is fixed on the side face of the dipping box right above the receiving groove, and a plurality of blowers arranged towards the receiving groove are arranged on the mounting plate at intervals.
As a further setting of the scheme, a liquid level sensor is arranged in the vacuum impregnation cavity below the through hole, a gas pressure sensor for detecting the gas pressure in the vacuum impregnation cavity is arranged on the upper surface of the impregnation box, and the liquid level sensor and the gas pressure sensor are electrically connected with a control module in the control cabinet.
As a further arrangement of the scheme, transparent observation windows aligned with the vacuum impregnation cavity are arranged on the front side and the rear side of the impregnation box, an air pressure balance pipe communicated with the vacuum impregnation cavity is connected to the upper surface of the impregnation box, and an air control valve is arranged on the air pressure balance pipe.
As a further arrangement of the scheme, the number of the dipping trays arranged on the closed-loop conveying member is not less than six, and the distance between two adjacent dipping trays is equal to the distance of each fixed distance movement of the closed-loop conveying member.
Compared with the prior art, the invention has the following beneficial effects:
1) The insulating paint impregnating equipment for the power transformer disclosed by the invention realizes the process of impregnating the insulating paint of a plurality of power transformers in a pipeline manner, only one worker is required to put the power transformers into the impregnating trays one by one in the whole impregnating process of the insulating paint for the power transformers, and the whole automatic operation is realized in the subsequent vacuum impregnating process of the insulating paint, so that the labor intensity of the worker is effectively reduced, the insulating paint impregnating efficiency for the power transformers is greatly improved, and the using effect is very excellent.
2) The invention further combines the structure of the whole impregnating equipment to carry out improved design, so that the impregnating process of the insulating paint is carried out on a group of power transformers, the power transformers after the previous group of impregnating are positioned above the material receiving groove to be kept stand, and residual redundant insulating paint on the surface of the power transformers is blown down into the material receiving groove to be collected by utilizing the action of a blower in the standing process, thereby not only effectively avoiding the influence on equipment and environment caused by the dropping of the redundant insulating paint, but also realizing the secondary utilization of the recovered insulating paint and reducing the material waste of the insulating paint.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a front perspective structure of the present invention;
FIG. 2 is a schematic view of the rear perspective structure of the present invention;
FIG. 3 is a schematic view of the internal planar structure of the present invention;
FIG. 4 is a schematic view showing a three-dimensional sectional structure of an immersion tank in the present invention at an intermediate position;
FIG. 5 is a schematic view of a three-dimensional connection structure of a closed loop conveyor and an impregnation pallet according to the present invention;
FIG. 6 is a schematic perspective view of an impregnation pallet according to the present invention;
FIG. 7 is an enlarged schematic view of the structure of FIG. 1A according to the present invention;
fig. 8 is an enlarged schematic view of the structure of fig. 2B according to the present invention.
Wherein:
1-an impregnation tank, 101-a vacuum impregnation cavity, 102-a through port, 103-an inserting plate groove, 104-a sealing partition plate and 105-a rectangular channel;
2-an insulating paint tank, 201-a paint pipe, 202-an electromagnetic valve and 203-a material pumping pump;
3-vacuum pump, 301-exhaust tube;
4-a control cabinet and 5-a transmission seat;
6-closed loop transmission parts, 601-rotating shafts, 602-belt pulleys, 603-transmission belts;
7-dipping trays, 701-transformer placing grooves, 702-draining holes, 703-strip-shaped slots;
8-telescopic driving piece, 9-power device, 10-receiving groove, 11-discharging pipe, 12-manual valve, 13-mounting plate, 14-blower, 15-liquid level sensor, 16-gas pressure sensor, 17-transparent observation window and 18-gas pressure balance pipe.
Detailed Description
In order that those skilled in the art will better understand the present application, a technical solution in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.
It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The present application will be described in detail with reference to fig. 1 to 8, and examples.
Example 1
Embodiment 1 discloses a pipelined power transformer insulating varnish impregnating apparatus, and with reference to fig. 1 and 2, the main part of this impregnating apparatus includes impregnating vessel 1, insulating varnish tank 2, vacuum pump 3 and switch board 4, and wherein switch board 4 sets up the front side at impregnating vessel 1, and insulating varnish tank 2, vacuum pump 3 all set up the rear side at impregnating vessel 1.
Referring to fig. 3,4 and 8, a vacuum impregnation chamber 101 is opened at an upper end of the impregnation tank 1, then a paint pipe 201 is connected between the insulating paint tank 2 and the vacuum impregnation chamber 101, an electromagnetic valve 202 and a suction pump 203 are provided on the paint pipe 201, and the electromagnetic valve 202 and the suction pump 203 are controlled by a processor in the control cabinet 4. Then, an exhaust pipe 301 is connected between the vacuum pump 3 and the vacuum impregnation chamber 101, and an end of the exhaust pipe 301 is connected to an upper end of the vacuum impregnation chamber 101, and the vacuum pump 3 is also electrically connected to a processor in the control cabinet 4. In the process of vacuum impregnating the insulating paint on the power transformer, the whole vacuum impregnating chamber 101 is sealed, then the vacuum pump 3 is started to pump the vacuum impregnating chamber 101 to a vacuum state, and then the electromagnetic valve 202 and the material pump 203 are opened to send the insulating paint in the insulating paint tank 2 into the vacuum impregnating chamber 101 so as to submerge the insulating paint in the power transformer.
The left side surface and the right side surface of the dipping box 1 are fixedly connected with transmission seats 5, then a closed-loop transmission piece 6 is arranged between the two transmission seats 5, the closed-loop transmission piece 6 penetrates through the vacuum dipping cavity 101, and meanwhile, a power device 9 for realizing fixed distance movement of the closed-loop transmission piece 6 is arranged on one of the transmission seats 5. The structure of the specific closed-loop transmission member 6 can refer to fig. 5, which includes rotating shafts 601 rotatably disposed in two transmission seats 5, pulleys 602 are disposed at the front and rear ends of each rotating shaft 601, a driving belt 603 is disposed between the pulleys 602 corresponding to each other on the two rotating shafts 601, a servo motor fixed on the outer side surface of the transmission seat 5 is selected as a power device 9, a motor shaft of the servo motor is connected with the rotating shafts 601, and the effect of precisely controlling the number of rotation turns of the servo motor can be achieved by controlling pulse signals of the servo motor, so that each distance transmission of the closed-loop transmission member 6 is realized.
A plurality of dipping trays 7 are connected between the outer side surfaces of the two driving belts 603 at equal intervals, the number of the dipping trays 7 is not less than six in a specific design, ten dipping trays 7 are designed in the practical number in the figure, and the distance between two adjacent dipping trays 7 is equal to the distance of each distance movement of the closed-loop conveying member 6. A rectangular channel 105 for passing through the belt 603 and the impregnation tray 7 is then also provided on the impregnation box 1 located below the vacuum impregnation chamber 101.
Referring to fig. 3 and 4, openings 102 aligned with each other and communicating with the vacuum impregnation chamber 101 are formed in both left and right side surfaces of the impregnation tank 1, then a board insertion groove 103 is formed in a side wall of the impregnation tank 1 right above the openings 102, a sealing partition 104 extending into the openings 102 is inserted into the board insertion groove 103, and a telescopic driving member 8 connected with the sealing partition 104 is provided at an upper end of the impregnation tank 1. The telescopic driving piece 8 can be one of an air cylinder, a hydraulic cylinder or an electric push rod, and the movable end of the telescopic driving piece 8 extends into the plugboard groove 103 to be connected with the upper end of the sealing partition 104.
Referring to fig. 6, a plurality of transformer placing grooves 701 are formed in a rectangular array on the upper surface of the dipping tray 7, the size of the specific transformer placing groove 701 is determined by the size of the power transformer, a plurality of draining holes 702 are formed in the bottom wall of each transformer placing groove 701, and then strip-shaped slots 703 matched with the sealing partition plates 104 are formed in the left and right ends of the upper surface of the dipping tray 7, so that the through holes 102 on two sides of the vacuum dipping cavity 101 can be completely sealed after the sealing partition plates 104 are pressed into the strip-shaped slots 703.
Finally, in order to facilitate detection and control of the process and state of vacuum impregnating the power transformer with the insulating varnish in embodiment 1, a liquid level sensor 15 is further disposed in the vacuum impregnating chamber 101 below the through port 102, a gas pressure sensor 16 for detecting the gas pressure in the vacuum impregnating chamber 101 is disposed on the upper surface of the impregnating box 1, and the liquid level sensor 15 and the gas pressure sensor 16 are electrically connected with the control module inside the control cabinet 4. Transparent observation windows 17 aligned with the vacuum impregnation chamber 101 are provided on both front and rear side surfaces of the impregnation tank 1, a gas pressure balance pipe 18 communicating with the vacuum impregnation chamber 101 is connected to the upper surface of the impregnation tank 1, and a gas control valve is provided on the gas pressure balance pipe 18.
In the use process of the insulating varnish impregnating apparatus for power transformers disclosed in this embodiment 1, only one worker needs to be arranged to put power transformers one by one into each transformer placement groove 701 of the impregnating tray 7. The belt 603 is then moved at fixed distance by the power unit 9, so that the impregnating trays 7 with the power transformers are moved through the openings 102 to the very middle of the vacuum impregnation chamber 101, and the sides of two adjacent impregnating trays 7 are located in the corresponding openings 102.
The telescopic driving piece 8 is started to extend the sealing partition plate 104 from the inserting plate groove 103 and insert the sealing partition plate into the strip-shaped inserting groove 703 on the corresponding dipping tray 7, and then the through hole 102 is sealed under the pressing action of the sealing partition plate 104. Then, the vacuum pump 3 is started to pump the vacuum impregnation chamber 101 to a vacuum state, then the electromagnetic valve 202 and the material pump 203 are opened to send the insulating paint in the insulating paint tank 2 into the vacuum impregnation chamber 101, so that the insulating paint is immersed in the impregnating tray 7 in the vacuum impregnation chamber 101, and the power transformer is fully immersed in the insulating paint for a period of time.
After the insulating paint of the power transformer is immersed, a gas control valve on the gas pressure balance pipe 18 is opened to enable the gas pressure inside the vacuum immersing cavity 101 to be normal, the material sucking pump 203 is reversely started to return the insulating paint in the vacuum immersing cavity 101 to the insulating paint tank 2, and then the telescopic driving piece 8 is restored to the original state, so that the sealing partition plate 104 is retracted into the plugboard groove 103.
Finally, the power device 9 is started to enable the transmission belt 603 to move for a certain distance, so that the impregnated power transformers are sent out of the vacuum impregnation cavity 101 along with the impregnation tray 7, the next group of power transformers enter the vacuum impregnation cavity 101 again, and continuous insulating paint impregnation treatment of the power transformers can be achieved through repeating the actions.
Example 2
Embodiment 2 discloses a power transformer insulating paint impregnating apparatus which is improved based on the technical scheme in embodiment 1, and mainly aims at solving the problems that after the power transformer is impregnated with insulating paint, after the impregnating tray 7 is sent out of the vacuum impregnating chamber 101, part of residual insulating paint drops down to cause equipment pollution and paint waste.
The point of the embodiment 2 that is the same as that of the embodiment 1 will not be described again, and the difference is that, referring to fig. 1, fig. 7 and fig. 8, the embodiment 2 is further provided with a receiving tank 10 connected to one side of the impregnation tank 1, the receiving tank 10 is disposed right below the through hole 102, one end of the receiving tank 10 extends out of the transmission seat 5, a discharging pipe 11 is connected to the end surface of the receiving tank 10 extending out of the transmission seat 5, and a manual valve 12 is disposed on the discharging pipe 11.
Finally, a mounting plate 13 is fixedly arranged on the side surface of the dipping box 1 positioned right above the receiving groove 10 through a connecting piece such as a screw, and then a plurality of blowers 14 arranged towards the receiving groove 10 are arranged on the mounting plate 13 at intervals.
The impregnating apparatus disclosed in this embodiment 2 moves out of the through hole 102 along with the driving belt 603 after the impregnating process of the insulating varnish of the power transformer is completed, then the impregnated power transformer stands right above the material receiving tank 10 in the impregnating process of the insulating varnish of the next group of power transformers, at this time, the residual excess insulating varnish on the surface of the power transformer can be quickly dropped into the material receiving tank 10 under the blowing of the blower 14 to be collected until the insulating varnish in the material receiving tank 10 needs to be cleaned or recovered, and the insulating varnish can be directionally discharged through the material discharging pipe 11 by opening the manual valve 12.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (5)
1. The utility model provides a power transformer insulating varnish impregnating apparatus, includes impregnating vessel (1), insulating varnish material jar (2), vacuum pump (3) and switch board (4), its characterized in that, vacuum impregnation chamber (101) have been seted up to the upper end of impregnating vessel (1), be connected with paint pipe (201) between insulating varnish material jar (2) and vacuum impregnation chamber (101), and be provided with solenoid valve (202) and pump (203) on paint pipe (201), be connected with exhaust tube (301) between vacuum pump (3) and vacuum impregnation chamber (101);
The device is characterized in that the left side surface and the right side surface of the dipping box (1) are fixedly connected with transmission seats (5), closed-loop transmission pieces (6) penetrating through a vacuum dipping cavity (101) are arranged between the two transmission seats (5), a power device (9) for realizing fixed distance movement of the closed-loop transmission pieces (6) is arranged on one transmission seat (5), a plurality of dipping trays (7) are connected to the outer side surface of the closed-loop transmission piece (6) at equal intervals, through holes (102) which are aligned with each other and communicated with the vacuum dipping cavity (101) are formed in the left side surface and the right side surface of the dipping box (1), a plugboard groove (103) is formed in the side wall of the dipping box (1) right above the through holes (102), a sealing partition board (104) extending into the through holes (102) is inserted into the plugboard groove (103), and a telescopic driving piece (8) connected with the sealing partition board (104) is arranged at the upper end of the dipping box (1); the left end and the right end of the upper surface of the dipping tray (7) are respectively provided with a strip-shaped slot (703) matched with the sealing partition plate (104), and the sealing partition plate (104) is pressed into the strip-shaped slot (703) to completely seal the through hole (102);
The closed-loop type transmission piece (6) comprises rotating shafts (601) arranged in two transmission seats (5), belt pulleys (602) are arranged at the front end and the rear end of each rotating shaft (601), a transmission belt (603) is arranged between the belt pulleys (602) corresponding to each other on the two rotating shafts (601), a plurality of dipping trays (7) are connected to the outer side faces of the two transmission belts (603) at equal intervals, and rectangular channels (105) used for penetrating the transmission belts (603) and the dipping trays (7) are formed in the dipping box (1) below the vacuum dipping cavity (101);
the power device (9) is a servo motor fixed on the outer side surface of the transmission seat (5), and a motor shaft of the servo motor is connected with the rotating shaft (601);
The upper surface of the dipping tray (7) is provided with a plurality of transformer placing grooves (701) in a rectangular array shape, and the bottom wall of each transformer placing groove (701) is provided with a plurality of leaching holes (702);
the telescopic driving piece (8) is one of an air cylinder, a hydraulic cylinder or an electric push rod, and the movable end of the telescopic driving piece (8) stretches into the plugboard groove (103) to be connected with the upper end of the sealing partition board (104).
2. The insulating varnish impregnating device for the power transformer according to claim 1, wherein a receiving groove (10) located right below the through hole (102) is connected to one side surface of the impregnating box (1), one end of the receiving groove (10) extends out of the transmission seat (5) to be arranged, a discharging pipe (11) is connected to the end surface of the receiving groove (10) extending out of the transmission seat (5), and a manual valve (12) is arranged on the discharging pipe (11).
3. The insulating varnish impregnating device for the power transformer according to claim 2, wherein a mounting plate (13) is fixed on the side surface of the impregnating vessel (1) right above the material receiving vessel (10), and a plurality of blowers (14) arranged towards the material receiving vessel (10) are arranged on the mounting plate (13) at intervals.
4. The insulating varnish impregnating device for the power transformer according to claim 1, wherein a liquid level sensor (15) is arranged in a vacuum impregnating cavity (101) below the through hole (102), a gas pressure sensor (16) for detecting the gas pressure in the vacuum impregnating cavity (101) is arranged on the upper surface of the impregnating box (1), and the liquid level sensor (15) and the gas pressure sensor (16) are electrically connected with a control module in the control cabinet (4).
5. The insulating varnish impregnating device for the power transformer according to claim 1, wherein transparent observation windows (17) aligned with the vacuum impregnating cavities (101) are arranged on the front side and the rear side of the impregnating box (1), an air pressure balance pipe (18) communicated with the vacuum impregnating cavities (101) is connected to the upper surface of the impregnating box (1), and an air control valve is arranged on the air pressure balance pipe (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311174542.6A CN117352281B (en) | 2023-09-13 | 2023-09-13 | Insulating paint impregnating equipment for power transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311174542.6A CN117352281B (en) | 2023-09-13 | 2023-09-13 | Insulating paint impregnating equipment for power transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117352281A CN117352281A (en) | 2024-01-05 |
| CN117352281B true CN117352281B (en) | 2024-06-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311174542.6A Active CN117352281B (en) | 2023-09-13 | 2023-09-13 | Insulating paint impregnating equipment for power transformer |
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| CN201242938Y (en) * | 2008-06-26 | 2009-05-20 | 严雪良 | Vacuum continuous paint-dipping machine |
| CN206351950U (en) * | 2016-12-29 | 2017-07-25 | 浙江明华空气净化科技有限公司 | A kind of continuous impregnator |
| CN212388093U (en) * | 2020-08-27 | 2021-01-22 | 崔步林 | Large-scale strong and real supercharging type graphite metal-dipping equipment |
| CN115463795A (en) * | 2022-08-25 | 2022-12-13 | 张家港市益成机械有限公司 | Drying tunnel type vacuum paint dipping equipment |
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