CN218740651U

CN218740651U - Quick filter equipment of insulating oil

Info

Publication number: CN218740651U
Application number: CN202222948502.XU
Authority: CN
Inventors: 付春明
Original assignee: Jiangxi Hoffman New Energy Co ltd
Current assignee: Jiangxi Hoffman New Energy Co ltd
Priority date: 2022-11-07
Filing date: 2022-11-07
Publication date: 2023-03-28
Anticipated expiration: 2032-11-07

Abstract

The utility model relates to an insulating oil apparatus for producing field especially relates to a quick filter equipment of insulating oil, including fixing the jar body in the frame, jar internal portion is provided with strains a section of thick bamboo, it rotates by the rotating electrical machines drive to strain a section of thick bamboo, it evenly is provided with the filtration pore that runs through a section of thick bamboo to strain on the section of thick bamboo, strain a jar body bottom between section of thick bamboo and the internal wall of jar and still be fixed with the discharging pipe, it still is provided with the rotation axis to strain an intraductal, the rotation axis is rotated by scraping material motor drive, evenly be fixed with the polylith scraper blade on the rotation axis, the section of thick bamboo inside of straining above the scraper blade still is fixed with the dispersion impeller, all is provided with the baffle box on the dispersion impeller of corresponding position between two adjacent scraper blades, be fixed with the inlet pipe on the jar body of dispersion impeller top. The filter cylinder is rotated, the insulating oil is quickly thrown out in a centrifugal mode, and the insulating oil can be quickly filtered.

Description

Quick filter equipment of insulating oil

[ technical field ] A method for producing a semiconductor device

The utility model relates to an insulating oil apparatus for producing field especially relates to a quick filter equipment of insulating oil.

[ background of the invention ]

The insulating oil is also called transformer oil and square oil, is an extracted and fractionated product of petroleum, mainly contains alkane, naphthenic saturated hydrocarbon, aromatic unsaturated hydrocarbon and other compounds, is mainly light yellow transparent liquid, has the main functions of playing a role in heat dissipation and cooling in the transformer and keeping a relatively good insulating state for windings and the like or playing a role in liquid sealing at an electric connection part, and has wide application range.

Normal insulating oil is a light yellow transparent liquid, it is cleaner and transparent, the inside of insulating oil does not contain the precipitate, impurity suspended solid and cotton-like material, because impurity improves the electric conductivity of insulating oil easily, make insulating oil lose insulating effect, consequently need filter insulating oil when producing insulating oil, thereby avoid insulating oily inside existence impurity, current processing mode uses the filterable mode of filter equipment to filter the impurity in the oil usually, but in this processing procedure, because insulating oil has certain viscidity, if adopt ordinary self-filtering device to filter, the filter time is long, the inefficiency. Some manufacturers add equipment on the filter device to increase the filtering speed, for example, the application number CN202121043365.4 discloses a wind power box transformer insulating oil filter device, where a nitrogen tank is added on one side of a filter tank, and nitrogen is added on two sides of a filter in the filter tank to realize pressure difference between two sides of the filter, so as to push the insulating oil above the filter to pass through the filter quickly, but when the amount of insulating oil above the filter is small, i.e., the insulating oil cannot seal the upper end of the filter, i.e., the upper and lower sides of the filter can be communicated, i.e., there is no pressure difference between the upper and lower sides of the filter, the last insulating oil above the filter can only be filtered in a self-filtering manner, the filtering time is long, and the device cannot clean up impurities accumulated on the filter, and the filtering effect and the filtering speed can be affected after long-term use.

The utility model discloses it is not enough to solve prior art and research and propose.

[ Utility model ] content

The utility model aims at overcoming the shortcoming of above-mentioned prior art, provide a quick filter equipment of insulating oil.

The utility model discloses can realize through following technical scheme:

the utility model discloses a quick filter equipment of insulating oil, including fixing the jar body in the frame, jar internal portion is provided with strains a section of thick bamboo, it is rotated by rotating motor drive to strain a section of thick bamboo, it evenly is provided with the filtration pore that runs through a section of thick bamboo to strain on the section of thick bamboo, strain a section of thick bamboo and jar body bottom between the internal wall still is fixed with the discharging pipe, it still is provided with the rotation axis in the section of thick bamboo to strain, the rotation axis is rotated by scraping material motor drive, evenly be fixed with the polylith scraper blade on the rotation axis, the section of thick bamboo inside of straining above the scraper blade still is fixed with the dispersion impeller, all is provided with the baffle box on the dispersion impeller of corresponding position between two adjacent scraper blades, be fixed with the inlet pipe on the jar body of dispersion impeller top. Two adjacent scraping plates and the inner wall of the filter cylinder form a filter cavity, the filter cylinder is divided into a plurality of filter cavities by the scraping plates, insulating oil to be filtered is discharged into a dispersion disc through a feed pipe, the insulating oil is discharged into each filter cavity through a guide chute on the dispersion disc, after the insulating oil to be filtered is discharged into the filter cavities, the filter cylinder is driven to rotate through a rotating motor, the rotating shaft is driven to rotate through the scraping motor, the rotating direction and the angular speed of the filter cylinder are consistent with the rotating direction and the angular speed of the rotating shaft, namely, each filter cavity rotates along with the filter cylinder, the insulating oil is blocked by the scraping plates and does centrifugal motion, so that the insulating oil in each filter cavity can quickly pass through filter holes in the filter cylinder, the insulating oil is discharged and collected through a discharge pipe after being filtered, impurities are blocked on the inner wall of the filter cylinder, when the impurities need to be discharged, the insulating oil is discharged from the filter cylinder, the scraping plates continue to drive the rotating shaft to rotate, and the impurities attached to the inner wall of the filter cylinder are discharged and treated through a residue discharge pipe.

Preferably, a circular rack is fixed on the filter cylinder, and a gear meshed with the circular rack is fixed at the output end of the rotating motor.

Preferably, the bottom of the filter cylinder is of a conical structure, and spiral blades are fixed at the bottom of a rotating shaft in the filter cylinder. When straining a section of thick bamboo stall, the rotation axis continues to rotate, strain the spiral leaf of a section of thick bamboo bottom toper structure position and rotate along with the rotation axis, the bottom position in the section of thick bamboo is fallen to the back that the scraper blade was scraped impurity and falls, the spiral leaf rotates and promotes impurity removal, the last valve of scum pipe is not opened, promote impurity removal through the spiral leaf, impurity takes place the extrusion with straining a section of thick bamboo inner wall, impurity is by the filter-pressing, remaining insulating oil is extruded on the impurity, avoid insulating oil extravagant, and when discharging impurity, open the last valve of scum pipe, the spiral leaf continues to rotate, promote impurity and discharge from the scum pipe, avoid impurity jam registration arm.

Preferably, a positioning pipe is fixed at the bottom of the filter cylinder, a limiting pipe is fixed at the bottom of the tank body, the positioning pipe is inserted into the limiting pipe and is rotatably connected with the limiting pipe, a slag discharge pipe with a valve is further fixed outside the tank body, and the slag discharge pipe is communicated with the limiting pipe.

Preferably, the scrapers are each spirally wound on the rotating shaft. When the rotating motor stops, the spirally arranged scraping plate continues to rotate along with the rotating shaft, impurities on the inner wall of the filter cylinder are scraped when the scraping plate rotates, and the impurities are pushed to move downwards, so that the impurities are conveniently discharged.

Compared with the prior art, the utility model has the advantages that:

1. through discharging insulating oil into the filter chamber to a section of thick bamboo is strained in the rotation, throws away insulating oil fast through centrifugal mode, can realize insulating oil's quick filtration.

2. After filtration, impurities on the inner wall of the filter cylinder are scraped through the scraper, and the filter holes are prevented from being blocked by the impurities to influence the filtering effect.

3. Set up the spiral leaf bottom the rotation axis, the spiral leaf carries out the filter-pressing to impurity when rotating, avoids insulating oil extravagant.

[ description of the drawings ]

The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a bottom view of the present invention;

FIG. 3 isbase:Sub>A cross-sectional view taken at A-A of FIG. 2;

FIG. 4 is an enlarged view of FIG. 3 at B;

in the figure 1, a tank body; 2. a rotating electric machine; 3. a scraping motor; 4. a feeding pipe; 5. a slag discharge pipe; 6. a discharge pipe; 7. a filter cartridge; 8. filtering holes; 9. a circular rack; 10. a gear; 11. a rotating shaft; 12. a squeegee; 13. helical leaves; 14. a positioning tube; 15. a limiting pipe; 16. a dispersion tray; 17. a material guide chute;

[ detailed description ] A

The following detailed description of embodiments of the present invention is made with reference to the accompanying drawings:

example 1:

as shown in fig. 1 to 4, the embodiment discloses an insulating oil rapid filtering device, which includes a tank body 1 fixed on a frame, a filter cartridge 7 is arranged inside the tank body 1, the filter cartridge 7 is driven by a rotating motor 2 to rotate, filter holes 8 penetrating through the filter cartridge 7 are uniformly arranged on the filter cartridge 7, a discharge pipe 6 is further fixed at the bottom of the tank body 1 between the filter cartridge 7 and the inner wall of the tank body 1, a rotating shaft 11 is further arranged inside the filter cartridge 7, the rotating shaft 11 is driven by a scraping motor 3 to rotate, a plurality of scraping plates 12 are uniformly fixed on the rotating shaft 11, a dispersion plate 16 is further fixed inside the filter cartridge 7 above the scraping plates 12, the rotating shaft 11 penetrates through the dispersion plate 16 and is rotatably connected with the dispersion plate 16, dispersion plates 16 at corresponding positions between two adjacent scraping plates 12 are all provided with guide slots 17, and a feed pipe 4 is fixed on the tank body 1 above the dispersion plate 16. Two adjacent scraping plates 12 and the inner wall of the filter cylinder 7 form a filter cavity, the filter cylinder 7 is divided into a plurality of filter cavities by the scraping plates 12, insulating oil to be filtered is discharged into a dispersion disc 16 through a feeding pipe 4, the insulating oil is discharged into each filter cavity through a guide chute 17 on the dispersion disc 16, after the insulating oil to be filtered is discharged into the filter cavities, the filter cylinders 7 are driven to rotate through the rotating motors 2, the rotating shafts 11 are driven to rotate through the scraping motors 3, the rotating directions and the angular speeds of the filter cylinders 7 are consistent with the rotating directions and the angular speeds of the rotating shafts 11, namely, the filter cavities rotate along with the filter cylinder 7, the insulating oil is blocked by the scraping plates 12, the insulating oil in each filter cavity is centrifugally moved, the insulating oil can rapidly pass through the filter holes 8 in the filter cylinder 7, after the insulating oil is filtered, the impurities are discharged and collected through the discharging pipe 6, the impurities are blocked on the inner wall of the filter cylinder 7, when the impurities need to be discharged, after the insulating oil is discharged from the filter cylinder 7, the rotating motors 2 are stopped, the scraping motors 3 continue to drive the rotating shafts 11 to rotate, and the impurities attached to be discharged through the slag discharging pipe 5 after the inner wall of the filter cylinder 7 are scraped by the scraping plates 12.

Wherein, a circular rack 9 is fixed on the filter cylinder 7, and a gear 10 meshed with the circular rack 9 is fixed at the output end of the rotating motor 2.

Wherein, the bottom of the filter cylinder 7 is fixed with a positioning pipe 14, the bottom of the tank body 1 is fixed with a limiting pipe 15, the positioning pipe 14 is inserted into the limiting pipe 15 and is rotationally connected with the limiting pipe 15, the outside of the tank body 1 is also fixed with a slag discharging pipe 5 with a valve, and the slag discharging pipe 5 is communicated with the limiting pipe 15.

Wherein the scrapers 12 are each spirally wound around the rotary shaft 11. When the rotating motor 2 stops, the spirally arranged scraping plate 12 continues to rotate along with the rotating shaft 11, and when the scraping plate 12 rotates, impurities on the inner wall of the filter cylinder 7 are scraped, and the impurities are pushed to move downwards, so that the impurities are conveniently discharged.

Example 2:

the embodiment discloses a rapid insulating oil filtering device, based on the structure and principle of embodiment 1, the bottom of a filter cartridge 7 of the embodiment is of a conical structure, and spiral blades 13 are fixed at the bottom of a rotating shaft 11 in the filter cartridge 7. When a 7 stall of straining a section of thick bamboo, rotation axis 11 continues to rotate, spiral leaf 13 that strains a 7 bottom toper structure position rotates along with rotation axis 11, the bottom position in straining a 7 is fallen after scraper blade 12 scrapes impurity, spiral leaf 13 rotates and promotes impurity removal, the valve does not open on the scum pipe 5, promote impurity removal through spiral leaf 13, impurity takes place the extrusion with straining a 7 inner wall, impurity is by the filter-pressing, remaining insulating oil is extruded on the impurity, avoid insulating oil extravagant, and when discharging impurity, open the valve on the scum pipe 5, spiral leaf 13 continues to rotate, promote impurity and discharge from scum pipe 5, avoid impurity jam registration arm 14.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many changes, modifications, substitutions and variations can be made to the embodiments without departing from the technical principles of the present invention, and these changes, modifications, substitutions and variations should also be considered as the protection scope of the present invention.

Claims

1. The utility model provides a quick filter equipment of insulating oil, is including fixing the jar body in the frame, its characterized in that: the improved filter drum is characterized in that a filter drum is arranged in the filter drum body and is driven to rotate by a rotating motor, filter holes penetrating the filter drum are uniformly formed in the filter drum, a discharge pipe is further fixed at the bottom of the filter drum body between the filter drum and the inner wall of the filter drum body, a rotating shaft is further arranged in the filter drum and is driven to rotate by a scraping motor, a plurality of scraping plates are uniformly fixed on the rotating shaft, a dispersion disc is further fixed in the filter drum above the scraping plates, guide grooves are formed in the dispersion discs at corresponding positions between every two adjacent scraping plates, and a feed pipe is fixed on the filter drum above the dispersion disc.

2. The insulating oil rapid filtering device according to claim 1, characterized in that: a circular rack is fixed on the filter cylinder, and a gear meshed with the circular rack is fixed at the output end of the rotating motor.

3. The insulating oil rapid filtering device according to claim 1, characterized in that: the bottom of the filter cylinder is of a conical structure, and spiral blades are fixed at the bottom of a rotating shaft in the filter cylinder.

4. The insulating oil rapid filtering device according to claim 1, characterized in that: the filter cartridge is characterized in that a positioning pipe is fixed at the bottom of the filter cartridge, a limiting pipe is fixed at the bottom of the tank body, the positioning pipe is inserted into the limiting pipe and is rotationally connected with the limiting pipe, a slag discharge pipe with a valve is further fixed outside the tank body, and the slag discharge pipe is communicated with the limiting pipe.

5. The insulating oil rapid filtering device according to claim 1, characterized in that: the scrapers are spirally wound on the rotating shaft.