CN216353709U

CN216353709U - Transformer vegetable oil device system

Info

Publication number: CN216353709U
Application number: CN202123106453.7U
Authority: CN
Inventors: 朱忠辉; 朱玮泽; 朱诚
Original assignee: Wuhan Feichuang Intelligent Technology Co ltd
Current assignee: Wuhan Feichuang Intelligent Technology Co ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-04-19
Anticipated expiration: 2031-12-07

Abstract

The application discloses transformer vegetable oil device system, it includes the transformer and is arranged in changing the device of changing oil of vegetable oil, it includes the oil storage tank and is arranged in filtering the filter assembly of old oily mesosome to change the device of changing oil, set up the old oil pocket and the new oil chamber that do not communicate each other in the oil storage tank, between the oil tank of old oil pocket and transformer all communicate there is oil pipe between the oil tank of new oil pocket and transformer, the oil pump is a plurality of, and old oil in the transformer oil tank is in enter into under the oil pump action in the old oil pocket, oil in the new oil chamber is in enter into the oil tank of transformer under the oil pump action, the new oil pocket with old oil pocket all communicates with external atmospheric pressure, filter assembly install with old oil chamber links to each other on the oil pipe. This application has the effect that reduces oil pipe and blockking up at the oil change in-process.

Description

Transformer vegetable oil device system

Technical Field

The utility model relates to the technical field of oil change of transformers, in particular to a plant oil device system of a transformer.

Background

The transformers are classified into oil-immersed transformers, dry-type transformers, and gas-insulated transformers, wherein the oil-immersed transformers are named after the transformers are filled with transformer oil. Nowadays, with the development of technology, the transformer oil is mostly used by replacing mineral oil with natural ester insulating oil, and the natural ester insulating oil has the characteristics of high ignition point, long insulating life and the like.

The oil-immersed transformer mainly comprises a transformer body, an oil tank, a cooling device and the like, wherein an iron core, a winding and the like are arranged in the transformer body, and the transformer body is a main working component and is used for transforming voltage; the oil tank is a shell of an oil-immersed transformer and mainly used for filling transformer oil, the transformer body is arranged in the oil tank, parts such as an iron core, a winding and the like are immersed in the transformer oil, and the transformer oil plays roles in insulating and cooling the transformer; some transformers can adopt the mode of oil immersion and air cooling in the use process, so the cooling device also comprises a fan, a heat dissipation part and other parts, and the cooling device is mainly used for cooling heat generated in the working process of the transformer and controlling the working temperature of the transformer within a reasonable range.

In view of the above-mentioned related art, the inventors found that the following drawbacks exist: the transformer oil among the oil-immersed transformer needs to be changed after using through a period of time, and present change process needs the operator to deliver to the scene with container and the new oil drum that splendid attire was wasted oil, then discharges the waste oil in the transformer, treats that oil arranges after the end, pours the oil in the new oil drum into the transformer through the manpower, and this process operation is wasted time and energy.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that the operation of the operator wastes time and energy in the oil changing process, the application provides a transformer vegetable oil device system.

The application provides a transformer vegetable oil device system adopts following technical scheme:

the utility model provides a transformer vegetable oil device system, includes the transformer and is arranged in changing the oily device of change of vegetable oil, change the oily device and include the batch oil tank and be arranged in filtering the filter assembly of old oily mesosome, set up old oil pocket and new oil pocket that each other does not communicate in the batch oil tank, between the oil tank of old oil pocket and transformer all communicate between the oil tank of new oil pocket and transformer has oil pipe, the oil pump is a plurality of, and old oil in the transformer oil tank is in enter into under the oil pump action in the old oil pocket, oil in the new oil pocket is in enter into the oil tank of transformer under the oil pump action, the new oil pocket with old oil pocket all communicates with external atmospheric pressure, filter assembly install with old oil pocket links to each other on the oil pipe.

By adopting the technical scheme, when the transformer oil needs to be replaced, the oil in the transformer is firstly pumped into the old oil cavity, and then the new oil in the new oil cavity is pumped into the transformer, so that manual operation is not needed in the process, and convenience in work is improved; the old oil often contains fatlute, can block up oil pipe at the oil pumping in-process, makes fatlute be difficult for blockking up the pipeline when passing through oil pipe through set up filter assembly in oil pipe, and then does not influence the oil change process.

Optionally, the filtering assembly includes a filtering chamber and a crushing cutter, the filtering chamber and the transformer oil tank are connected through the oil pipe, the crushing cutter is installed in the filtering chamber, and the filtering chamber is provided with a motor for driving the crushing cutter to rotate.

Through adopting above-mentioned technical scheme, when fatlute entered into the filter chamber, fatlute can be broken up by the stirring under the effect of broken sword to make fatlute can not block up in oil pipe.

Optionally, the crushing sword includes axis of rotation and blade, the axis of rotation rotates to be connected in the filter chamber, the motor with the axis of rotation links to each other, the blade is a plurality of, and evenly lays in the axis of rotation, adjacent two the blade sets up in a crisscross way.

Through adopting above-mentioned technical scheme, be provided with a plurality of blades in the axis of rotation, a plurality of blades can improve the crushing effect of broken sword to fatlute.

Optionally, the filtering chamber is provided with an oil inlet and an oil outlet, the filtering chamber is connected with the transformer oil tank through the oil inlet, and is connected with the old oil chamber through the oil outlet, and the oil outlet is provided with a height higher than that of the oil inlet.

Through adopting above-mentioned technical scheme, the oil-out highly is higher than the oil inlet, and the oil-out plays the effect of overflow, and this design does benefit to fully stirring garrulous fatlute to be favorable to reducing oil pipe and taking place to block up.

Optionally, a flow distribution plate is installed in the inner cavity of the oil pipe connected to the oil inlet, and the flow distribution plate divides the oil pipe into a plurality of regions.

Through adopting above-mentioned technical scheme, at fatlute flow in-process, fatlute can hit on the flow distribution plate to be cut apart into a plurality of fritters by the flow distribution plate, the flow distribution plate plays the supplementary effect of cutting apart fatlute, thereby is favorable to reducing the pipeline and takes place to block up.

Optionally, a filter plate for isolating the crushing cutter from the oil outlet is arranged in the filter chamber.

Through adopting above-mentioned technical scheme, be provided with the filter in the filter chamber, the fatlute can flow from the oil-out through the filter after the stirring is garrulous, and the fatlute that is not garrulous can continue to stay in the filter chamber and is garrulous, makes the garrulous effect in the filter chamber better through setting up the filter.

Optionally, the top surface of the filter chamber is provided with a jack for the filter plate to be inserted.

Through adopting above-mentioned technical scheme, can dismantle the connection between filter chamber and the filter, the operator can dismantle the filter and get off at any time and wash for the hole is difficult for blockking up on the filter.

Optionally, the collecting vessel is installed to old oil intracavity, install in the new oil intracavity and add the oil drum, the collecting vessel add the oil drum and all insert oil pipe.

Through adopting above-mentioned technical scheme, the old oil of change can directly enter into the collecting vessel, and the operator can directly take the collecting vessel away to be favorable to improving the old oil and retrieve the convenience, can put into the old oil pocket with the oil adding bucket and use as the collecting vessel after the new oil in the oil adding bucket exhausts, thereby be favorable to the make full use of resource.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the filter chamber is additionally arranged on the oil changing device, so that oil sludge in the oil pipe is crushed, and the oil sludge is not easy to block in the process of passing through;

2. the flow distribution plate is arranged in the oil pipe to assist in dividing the oil sludge, so that the phenomenon of blockage of the oil pipe is reduced;

3. the fatlute after the stirring is gone out the filter chamber through the filter, and the fatlute of not fully stirring garrulous can be stayed in the filter chamber and continue stirring garrulous, and this filter is favorable to reducing oil pipe and takes place to block up.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic cross-sectional view of a filter assembly.

Fig. 3 is a schematic sectional view of the oil reservoir.

Fig. 4 is a partially enlarged schematic view of a portion a in fig. 1.

FIG. 5 is a schematic diagram showing a flow plate within a tubing.

Reference numerals: 1. an oil storage tank; 11. an old oil cavity; 12. a new oil chamber; 2. an oil pipe; 21. a flow distribution plate; 3. an oil pump; 4. a filtering chamber; 41. an oil inlet; 42. an oil outlet; 5. a crushing knife; 51. a rotating shaft; 52. a blade; 6. a motor; 7. a filter plate; 8. a seal ring; 9. a transformer; 1001. a collection barrel; 1002. adding an oil barrel; 1101. a barrel cover; 1102. a breather tube.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses transformer vegetable oil device system. Referring to fig. 1 and 2, the transformer plant oil device system comprises a transformer 9, an oil storage tank 1, a filter assembly, an oil pump 3 and an oil pipe 2, wherein the filter assembly comprises a filter chamber 4 and a crushing cutter 5, the oil pipe 2 is multiple in number and is connected among the oil storage tank 1, the filter chamber 4 and the oil pump 3, so that the oil storage tank 1, the filter chamber 4 and the oil pump 3 form a closed loop.

As shown in fig. 1 and 3, the oil storage tank 1 is a housing with a rectangular parallelepiped shape and a hollow interior, the interior of the oil storage tank 1 is divided into an old oil chamber 11 and a new oil chamber 12, the old oil chamber 11 and the new oil chamber 12 are not communicated with each other, the old oil chamber 11 is specially used for filling oil in the transformer 9, and the new oil chamber 12 is specially used for filling new oil into the transformer 9. In order to facilitate the recovery of old oil and the addition of new oil, a box door is arranged on the oil storage box 1, a collecting barrel 1001 is arranged in the old oil cavity 11, and an oil adding barrel 1002 is arranged in the new oil cavity 12; the filter chamber 4 is located between the old oil chamber 11 and the oil tank of the transformer 9, the filter chamber 4 is communicated with the old oil chamber 11 through the oil pipe 2, the oil pipe 2 is connected with an oil pump 3, the filter chamber 4 is communicated with the oil tank of the transformer 9 through the oil pipe 2, the oil pipe 2 is connected with an oil pump 3 and a valve, the new oil chamber 12 is communicated with the oil tank of the transformer 9 through the oil pipe 2, and the oil pipe 2 is also connected with an oil pump 3. Two oil pipes 2 connected with the oil storage tank 1 are inserted into the collecting barrel 1001 and the oil adding barrel 1002, barrel covers 1101 are installed on the collecting barrel 1001 and the oil adding barrel 1002, a vent pipe 1102 is installed on each barrel cover 1101, and a valve is installed on each vent pipe 1102. When the transformer oil is replaced, firstly, the oil pump 3 is opened to pump the old oil into the filter chamber 4 from the oil tank of the transformer 9, then the old oil is pumped into the old oil chamber 11 through the other oil pump 3, in order to ensure the air pressure balance in the collecting barrel 1001 and the oil adding barrel 1002, the valve on the vent pipe 1102 is opened, the transformer oil flows into the collecting barrel 1001 from the oil tank, at the moment, the air in the barrel is discharged from the vent pipe 1102, then, the oil pump 3 connected with the new oil chamber 12 is started, and the new oil is injected into the oil tank of the transformer 9 from the new oil chamber 12. When the old oil is recovered, an operator only needs to open the box door and take the collecting barrel 1001 away, and the used oil adding barrel 1002 can also be used as the collecting barrel 1001, so that the resources are saved.

As shown in fig. 2, the filtering chamber 4 is a hollow housing with a rectangular external shape, the crushing blade 5 includes a plurality of blades 52 and a rotating shaft 51, the rotating shaft 51 is vertically disposed, two ends of the rotating shaft are rotatably connected in the filtering chamber 4, the plurality of blades 52 are uniformly welded on the periphery of the rotating shaft 51, and the adjacent two blades 52 are arranged in a staggered manner. The surface of the filtering chamber 4 is provided with a motor 6, an output shaft of the motor 6 penetrates through the side wall of the filtering chamber 4 and is fixedly connected with one end of a rotating shaft 51, and the crushing knife 5 rotates in the filtering chamber 4 under the driving of the motor 6.

As shown in fig. 2 and 4, an oil inlet 41 and an oil outlet 42 are formed in the filter chamber 4, the height of the oil inlet 41 is lower than that of the oil outlet 42, two oil pipes 2 are respectively butted with the oil inlet 41 and the oil outlet 42, the oil pipes 2 are fixedly connected with the filter chamber 4 through bolts, and a sealing ring 8 is arranged between end faces of the oil pipes 2, which are in contact with the filter chamber 4, in order to enhance the sealing performance between the oil pipes 2 and the filter chamber 4.

When the transformer oil enters the filter chamber 4 through the oil pipe 2, oil sludge contained in the transformer oil is crushed under the action of the crushing cutter 5 and then enters the old oil chamber 11 along with the transformer oil, and the crushed oil sludge is beneficial to reducing the blockage phenomenon of the oil pipe 2.

Seted up the jack on the top surface of filter chamber 4, it has filter 7 to peg graft in the jack, filter 7 is close to oil-out 42 one side, and separate oil-out 42 and crushing sword 5, can pass through filter 7 after the fatlute is stirred and then flow out and enter into old oil chamber 11 from oil-out 42, the fatlute of not stirred the bits of cloth can continue to stay in filter chamber 4 and be stirred until discharging from oil-out 42, can make crushing sword 5 stir the fatlute better through setting up filter 7, thereby it blocks up to reduce oil pipe 2 and take place.

As shown in fig. 5, a flow distribution plate 21 is installed in the oil pipe 2 between the oil tank and the filter chamber 4, the length of the flow distribution plate 21 is smaller than that of the oil pipe 2 and is located at a port close to the transformer 9, the flow distribution plate 21 is cross-shaped, the flow distribution plate 21 divides the oil pipe 2 into four areas, when oil sludge flows in the oil pipe 2 and collides with the flow distribution plate 21, large oil sludge is divided into small pieces, and the flow distribution plate 21 is beneficial to reducing blockage in the oil pipe 2 in the process.

The implementation principle of the transformer vegetable oil device system in the embodiment of the application is as follows: because the filter chamber 4 is connected between the oil tank and the oil storage tank 1, the oil sludge is crushed into small pieces by the crushing cutter 5 when passing through the filter chamber 4, thereby being beneficial to reducing the blockage of pipelines by the oil sludge; due to the fact that the filter plate 7 is installed in the filter chamber 4, the non-crushed oil sludge is retained in the filter chamber 4, and the crushed oil sludge enters the old oil chamber 11 from the oil outlet 42 through the filter plate 7, and therefore blockage of the oil pipe 2 is reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A transformer (9) vegetable oil device system characterized in that: comprises a transformer (9) and an oil changing device for changing vegetable oil, wherein the oil changing device comprises an oil storage tank (1), a filtering component for filtering impurities in old oil and an oil pump (3), an old oil cavity (11) and a new oil cavity (12) which are not communicated with each other are arranged in the oil storage tank (1), oil pipes (2) are communicated between the old oil cavity (11) and an oil tank of the transformer (9) and between the new oil cavity (12) and the oil tank of the transformer (9), a plurality of oil pumps (3) are arranged, old oil in an oil tank of the transformer (9) enters the old oil cavity (11) under the action of the oil pumps (3), the oil in the new oil cavity (12) enters the oil tank of the transformer (9) under the action of the oil pump (3), the new oil chamber (12) and the old oil chamber (11) are both communicated with the outside air pressure, the filtering component is arranged on the oil pipe (2) connected with the old oil cavity (11).

2. A transformer (9) vegetable oil installation system according to claim 1, characterized in that: the filtering assembly comprises a filtering chamber (4) and a crushing knife (5), the filtering chamber (4) is connected with an oil tank of a transformer (9), the filtering chamber (4) is connected with an old oil cavity (11) through an oil pipe (2), the crushing knife (5) is installed in the filtering chamber (4), and the filtering chamber (4) is provided with a motor (6) which is used for driving the crushing knife (5) to rotate.

3. A transformer (9) vegetable oil installation system according to claim 2, characterized in that: broken sword (5) are including axis of rotation (51) and blade (52), axis of rotation (51) rotate to be connected in filter chamber (4), motor (6) with axis of rotation (51) link to each other, blade (52) are a plurality of, and evenly lay in on axis of rotation (51), adjacent two blade (52) set up in a staggered way.

4. A transformer (9) vegetable oil installation system according to claim 3, characterized in that: an oil inlet (41) and an oil outlet (42) are formed in the filtering chamber (4), the filtering chamber (4) is connected with an oil tank of the transformer (9) through the oil inlet (41), the filtering chamber is connected with the old oil cavity (11) through the oil outlet (42), and the opening height of the oil outlet (42) is higher than that of the oil inlet (41).

5. A transformer (9) vegetable oil installation system according to claim 4, characterized in that: and the inner cavity of the oil pipe (2) connected with the oil inlet (41) is provided with a flow distribution plate (21), and the flow distribution plate (21) divides the oil pipe (2) into a plurality of areas.

6. A transformer (9) vegetable oil installation system according to claim 4, characterized in that: and a filter plate (7) used for isolating the crushing cutter (5) from the oil outlet (42) is arranged in the filter chamber (4).

7. A transformer (9) vegetable oil installation system according to claim 6, characterized in that: and the top surface of the filtering chamber (4) is provided with a jack for the filtering plate (7) to be inserted.

8. A transformer (9) vegetable oil installation system according to claim 1, characterized in that: install collecting vessel (1001) in old oil pocket (11), install in new oil pocket (12) and add oil drum (1002), collecting vessel (1001) add oil drum (1002) and all insert oil pipe (2).