CN218004570U

CN218004570U - Oil injection mechanism for oil-immersed transformer inspection

Info

Publication number: CN218004570U
Application number: CN202221693629.5U
Authority: CN
Inventors: 张年玲
Original assignee: Guangxi Yinglun Information Technology Co ltd
Current assignee: Guangxi Yinglun Information Technology Co ltd
Priority date: 2022-07-04
Filing date: 2022-07-04
Publication date: 2022-12-09
Anticipated expiration: 2032-07-04

Abstract

The utility model relates to a transformer oiling mechanism technical field just discloses an oiling mechanism is used in inspection of oil-immersed transformer, including notes oil pipe and suit at the flange of notes oil pipe surface, the closer surface cover of notes oil pipe distance flange is equipped with first valve, the surface of notes oil pipe is inserted and is equipped with the manometer, the bottom intercommunication of notes oil pipe has the delivery pipe, the surface cover of delivery pipe is equipped with the second valve. This oiling mechanism is used in inspection of oil-immersed transformer, through the connecting pipe that sets up, be convenient for overlap the connecting pipe outside the oiling pipe, because the opening on the connecting pipe for the device is oily while discharging the air, makes insulating oil be difficult for revealing from the oiling pipe, has improved the device's practicality, through the delivery pipe and the second valve that set up, when making the device oil extraction, can hold by outside bearing equipment, makes insulating oil can not trickle at will and cause the pollution, has improved the device's practicality.

Description

Oil injection mechanism for oil-immersed transformer inspection

Technical Field

The utility model relates to a transformer oiling mechanism technical field specifically is an oiling mechanism is used in inspection of oil-immersed transformer.

Background

The oil-immersed transformer is a transformer using insulating oil as an insulating medium, the insulating oil is used as a cooling medium, and the insulating oil has elasticity to play a buffering role, so that the oil-immersed transformer has low noise, but when the exhaust small valve is opened by the conventional oil injection mechanism, the insulating oil in the flange oil pipe is easily discharged from the exhaust small valve, so that the waste of the insulating oil is caused, and the flowed insulating oil flows randomly to cause pollution.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an oil filling formula transformer is oiling mechanism for inspection has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an oil injection mechanism is used in inspection of oil-immersed transformer, includes notes oil pipe and suit at the flange of notes oil pipe surface, the surface cover that notes oil pipe is close apart from the flange is equipped with first valve, the surface of notes oil pipe is inserted and is equipped with the manometer, the bottom intercommunication of notes oil pipe has the delivery pipe, the surface cover of delivery pipe is equipped with the second valve, notes oil pipe overlaps the pot head far away from the flange and is equipped with the connecting pipe, the fixed surface cover of connecting pipe is equipped with first connecting ring, the fixed surface cover of notes oil pipe is equipped with the second go-between, the inside of first connecting ring is inserted and is equipped with the bolt, paste on the top of notes oil pipe and have first sealed the pad, the inner wall fastening connection of connecting pipe has the carrier ring, the upper surface of carrier ring is provided with the filter, the upper surface arrangement of filter has the filtration cotton core, the pot head of connecting pipe far away from first connecting ring is equipped with the tube cap, the bottom inner wall center department fastening connection of tube cap has closed stopper, the surface cover of closed stopper is equipped with the second sealed pad.

Preferably, the first connecting ring and the second connecting ring are both internally provided with thread grooves for screwing bolts in.

Preferably, the inner diameter of the first seal gasket is the same as the inner diameter of the connecting pipe, and the wall thickness of the first seal gasket is the same as the wall thickness of the filler pipe.

Preferably, the upper surface of the second sealing gasket is bonded with the inner wall of the bottom of the tube cover, and the thicknesses of the first sealing gasket and the second sealing gasket are the same.

Preferably, the wall thickness of the second sealing gasket is the same as the distance between the inner wall of the tube cover and the outer surface of the closing plug.

Preferably, the outer surface of the closing plug is in contact with the inner wall of the connecting pipe, and the lower surface of the closing plug is in contact with the upper surface of the filter cotton core.

(III) advantageous effects

Compared with the prior art, the utility model provides an oiling mechanism is used in inspection of oil-immersed transformer possesses following beneficial effect:

1. this oiling mechanism is used in inspection of oil-immersed transformer, connecting pipe through setting up, be convenient for overlap the connecting pipe outside the oiling pipe, because the opening on the connecting pipe for the device is oil injection while discharging the air, makes insulating oil be difficult for letting out from the oiling pipe, has improved the device's practicality, through the delivery pipe and the second valve that set up, when making the device arrange the oil, can bear equipment by the outside and hold, make insulating oil can not trickle at will and cause the pollution, the device's practicality has been improved.

2. This oiling mechanism is used in oil-immersed transformer inspection, through mutually supporting between tube cap, first valve, second valve and the manometer, realized the device's inspection function, the pressure of being convenient for inspect oil-immersed transformer has improved the device's practicality, through first go-between, second go-between and the bolt that sets up, is convenient for connect between connecting pipe and the notes oil pipe for comparatively stable that the device connects, the follow-up inspection pressure of being convenient for has improved the device's practicality.

3. This oiling mechanism is used in oil-immersed transformer inspection, through the first sealed pad and the sealed pad of second that set up, make the sealed effect of connecting between the device structure, make comparatively tight that the device connects, be convenient for follow-up addition insulating oil, the practicality of the device is improved, through the filter that sets up and filtering cotton core, can filter insulating oil, reduce the inside residue of insulating oil entering oiling pipe, the practicality of the device has been improved, through the closed stopper that sets up, make comparatively firm of being connected between tube cap and the connecting pipe, be convenient for follow-up inspection oil-immersed transformer, the practicality of the device has been improved.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the connecting tube of the present invention;

fig. 3 is a schematic view of the cross-sectional structure of the tube cap of the present invention.

In the figure: 1. an oil filling pipe; 2. a flange; 3. a first valve; 4. a pressure gauge; 5. a discharge pipe; 6. a second valve; 7. a connecting pipe; 8. a first connecting ring; 9. a second connection ring; 10. a bolt; 11. a first gasket; 12. a load ring; 13. a filter plate; 14. filtering the cotton core; 15. a tube cover; 16. closing the plug; 17. a second gasket.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an oiling mechanism is used in inspection of oil-immersed transformer, including oiling pipe 1 and the flange 2 of suit at oiling pipe 1 surface, oiling pipe 1 is equipped with first valve 3 apart from the nearer surface cover of flange 2, the surface of oiling pipe 1 is inserted and is equipped with manometer 4, the bottom intercommunication of oiling pipe 1 has delivery pipe 5, the surface cover of delivery pipe 5 is equipped with second valve 6, delivery pipe 5 and second valve 6 through setting up, when making the device arrange the oil, can hold by outside bearing device, make insulating oil can not trickle at will and cause the pollution, the device's practicality has been improved.

Please refer to fig. 1-3, an pot head of the oiling pipe 1 far away from the flange 2 is provided with a connecting pipe 7, through the connecting pipe 7, the connecting pipe 7 is conveniently sleeved outside the oiling pipe 1, because of an opening on the connecting pipe 7, the device is enabled to inject oil while discharging air, so that the insulating oil is not easy to leak out from the oiling pipe 1, the practicability of the device is improved, an outer fixed surface of the connecting pipe 7 is provided with a first connecting ring 8, an outer fixed surface of the oiling pipe 1 is provided with a second connecting ring 9, a bolt 10 is inserted in the first connecting ring 8, through the first connecting ring 8, the second connecting ring 9 and the bolt 10 which are arranged, the connection between the connecting pipe 7 and the oiling pipe 1 is facilitated, the connection of the device is enabled to be stable, the subsequent detection pressure is facilitated, the practicability of the device is improved, a first sealing gasket 11 is adhered to the top end of the oiling pipe 1, the inner wall of the connecting pipe 7 is tightly connected with a bearing ring 12, the upper surface of the bearing ring 12 is provided with a filter 13, the upper surface of the filter plate 13 is provided with a filter cotton core 14, through the filter plate 13 and the filter cotton core 14, the insulating oil can be filtered, the inner wall of the insulating oil can be reduced, the insulating oil can be filtered into the insulating oil pipe 1, and the practicability of the device is improved.

The utility model discloses in order to improve the fastness of the device concatenation, consequently all offer the thread groove that supplies bolt 10 screw in the inside of first go-between 8 and second go-between 9, the bolt 10 of being convenient for passes the inside of first go-between 8 screw in second go-between 9 when using for the cover that connecting pipe 7 can be comparatively stable is at the surface of annotating oil pipe 1.

The utility model discloses in order to improve the device's practicality, consequently set up the internal diameter that first sealed pad 11 the same with the internal diameter of connecting pipe 7, the wall thickness that first sealed pad 11 is the same with the wall thickness of notes oil pipe 1, make the first sealed pad 11 comparatively agree with paste on the top of notes oil pipe 1 for it is comparatively tight that notes oil pipe 1 and connecting pipe 7 are connected through first sealed pad 11.

Referring to fig. 1-3, a cap 15 is fitted on an end of the connecting pipe 7 far from the first connecting ring 8, and the cap 15, the first valve 3, the second valve 6 and the pressure gauge 4 are matched with each other, so that the device can be tested, the pressure of the oil-immersed transformer can be conveniently tested, the practicability of the device is improved, a closed plug 16 is tightly connected to the center of the inner wall of the bottom of the cap 15, the connection between the cap 15 and the connecting pipe 7 is firmer through the arranged closed plug 16, the subsequent testing of the oil-immersed transformer is facilitated, the practicability of the device is improved, a second sealing gasket 17 is fitted on the outer surface of the closed plug 16, and the sealing effect of the connection between the structures of the device is improved through the arranged first sealing gasket 11 and the second sealing gasket 17, so that the device is connected more tightly, the subsequent addition of insulating oil is facilitated, and the practicability of the device is improved.

The utility model discloses in order to improve the device's practicality, consequently set up the sealed upper surface that fills up 17 of second and the bottom inner wall bonding of tube cap 15 for the sealed pad 17 of second can be comparatively stable settle at the inner wall of tube cap 15, and the sealed thickness of pad 11 of first sealed pad and the sealed pad 17 of second is the same, is convenient for make the sealed pad 17 of first sealed pad 11 of second simultaneously, makes the device preparation comparatively simple and convenient.

The utility model discloses in order to improve the device's practicality, consequently it is the same with the interval between 15 inner walls of tube cap to the closed stopper 16 surfaces of wall thickness that sets up the sealed pad 17 of second for sealed pad 17 of second and tube cap 15 and closed stopper 16 between be connected comparatively agree with, make between tube cap 15 and the connecting pipe 7 be connected comparatively agree with.

The utility model discloses in order to improve the degree of agreeing with of connecting between the device structure, consequently set up the surface of closed stopper 16 and the inner wall contact of connecting pipe 7, the lower surface of closed stopper 16 and the upper surface contact who filters cotton core 14 make the pipe cap 15 cover when the connecting pipe 7 is outer, closed stopper 16 and connecting pipe 7 and filter cotton core 14 and be connected comparatively agreeing with, the 4 detection pressure of the follow-up manometer of being convenient for.

The electrical components in the document are electrically connected with an external master controller and 220V mains supply, and the master controller can be a computer or other conventional known devices for playing a role in control.

When using, pass through flange 2 with the device and be connected with outside oil-immersed transformer, overlap connecting pipe 7 on oiling pipe 1, make first go-between 8 and the contact of second go-between 9, pass the inside of first go-between 8 screw in second go-between 9 with bolt 10, thereby fix connecting pipe 7 outside oiling pipe 1, pour oil into in connecting pipe 7, oil gets into oil-immersed transformer through oiling pipe 1, overlap the surface at connecting pipe 7 with tube cap 15, the inner wall of tube cap 15 is provided with the internal thread, the surface of connecting pipe 7 is provided with the external screw thread with tube cap 15 threaded connection, it is closed with first valve 3 and second valve 6, examine oil-immersed transformer's pressure through manometer 4.

To sum up, this oiling mechanism is used in oil-immersed transformer inspection, connecting pipe 7 through setting up, be convenient for with connecting pipe 7 cover outside annotating oil pipe 1, because opening on the connecting pipe 7, make the device annotate oil while discharging air, make insulating oil be difficult for leaking from annotating oil pipe 1, the practicality of the device has been improved, through the delivery pipe 5 and the second valve 6 that set up, when making the device oil extraction, can hold by outside bearing device, make insulating oil can not trickle at will and cause the pollution, the practicality of the device has been improved.

This oiling mechanism is used in oil-immersed transformer inspection, through tube cap 15, first valve 3, mutually support between second valve 6 and the manometer 4, the inspection function of the device has been realized, be convenient for inspect oil-immersed transformer's pressure, the practicality of the device has been improved, through the first go-between 8 that sets up, second go-between 9 and bolt 10, be convenient for connect between connecting pipe 7 and the oiling pipe 1, make the device connect comparatively stable, the follow-up inspection pressure of being convenient for, the practicality of the device has been improved.

This oiling mechanism is used in oil-immersed transformer inspection, through the sealed pad 17 of the first sealed pad 11 and the second that sets up, make the sealed effect of connecting between the device structure, make the device connect comparatively tight, the follow-up insulating oil that adds of being convenient for, the practicality of the device has been improved, through the filter 13 and the filtration cotton core 14 that set up, can filter insulating oil, reduce the inside residue of insulating oil entering oiling pipe 1's inside, the practicality of the device has been improved, through the closed stopper 16 that sets up, make be connected comparatively firm between tube cap 15 and the connecting pipe 7, the follow-up inspection oil-immersed transformer of being convenient for, the practicality of the device has been improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an oil injection mechanism is used in inspection of oil-immersed transformer, includes flange (2) of notes oil pipe (1) and suit at notes oil pipe (1) surface, its characterized in that: the utility model discloses a novel oil filling pipe, including oiling pipe (1), delivery pipe (1), second connecting ring (9), first valve (3) are overlapped apart from the nearer surface cover of flange (2), the surface of oiling pipe (1) is inserted and is equipped with manometer (4), the bottom intercommunication of oiling pipe (1) has delivery pipe (5), the surface cover of delivery pipe (5) is equipped with second valve (6), the pot head that oiling pipe (1) is far away from flange (2) is equipped with connecting pipe (7), the fixed surface cover of connecting pipe (7) is equipped with first connecting ring (8), the fixed surface cover of oiling pipe (1) is equipped with second connecting ring (9), bolt (10) are inserted to the inside of first connecting ring (8), the top of oiling pipe (1) is pasted and is had first sealed pad (11), the inner wall fastening connection of connecting pipe (7) has bearing ring (12), the upper surface that bearing ring (12) is provided with filter (13), the upper surface arrangement of filter (13) has filter cotton core (14), connecting pipe (7) is equipped with the pot head (15) apart from the pot head (15) of first connecting ring (8), the inner wall fastening department's inner wall cover is equipped with closed plug (16), the closed sealed stopper (17) of second.

2. The oil injection mechanism for oil-immersed transformer inspection according to claim 1, wherein: and thread grooves for screwing the bolts (10) are formed in the first connecting ring (8) and the second connecting ring (9).

3. The oil injection mechanism for oil-immersed transformer inspection according to claim 1, wherein: the inner diameter of the first sealing gasket (11) is the same as that of the connecting pipe (7), and the wall thickness of the first sealing gasket (11) is the same as that of the oil filling pipe (1).

4. The oil injection mechanism for oil-immersed transformer inspection according to claim 1, wherein: the upper surface of the second sealing gasket (17) is bonded with the inner wall of the bottom of the pipe cover (15), and the thicknesses of the first sealing gasket (11) and the second sealing gasket (17) are the same.

5. The oil injection mechanism for oil-immersed transformer inspection according to claim 1, wherein: the wall thickness of the second sealing gasket (17) is the same as the distance between the inner wall of the pipe cover (15) and the outer surface of the closing plug (16).

6. The oil injection mechanism for oil-immersed transformer inspection according to claim 1, wherein: the outer surface of the closing plug (16) is in contact with the inner wall of the connecting pipe (7), and the lower surface of the closing plug (16) is in contact with the upper surface of the filter cotton core (14).