CN212542126U

CN212542126U - Oil-immersed transformer capable of keeping oil level highly stable

Info

Publication number: CN212542126U
Application number: CN202021842460.6U
Authority: CN
Inventors: 陈鹏程
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-02-12
Anticipated expiration: 2030-08-28

Abstract

The utility model relates to the technical field of transformers, and a keep oil level highly stable's oil-immersed transformer is disclosed, which comprises a transformer, the left side fixedly connected with oil storage tank of transformer, the bottom fixedly connected with U type pipe of oil storage tank is first. This oil-immersed transformer that keeps oil level highly stable, when the inside oil level of transformer descends, the inside piston of U type pipe two can control circle stopper and stopper mouth separation for the inside reserve oil of oil storage tank enters into the inner room through the stopper mouth on the U type pipe one, has guaranteed the inside oil mass of transformer, thereby has reached the stable effect of the inside fluid storage capacity of keeping transformer. After the inside oil level of transformer rose to the certain degree, the piston of two inside U type pipes this moment can make the round plug block up the bung hole for the inside reserve oil of oil storage tank no longer gets into the inner chamber, prevents that inner chamber pressure is too big, thereby has reached the inside fluid reserves of stable transformer, prevents that pressure is too big to take place dangerous effect.

Description

Oil-immersed transformer capable of keeping oil level highly stable

Technical Field

The utility model relates to a transformer technical field specifically is a keep oil level highly stable's oil-immersed transformer.

Background

The transformer is a device for changing alternating voltage by using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil and an iron core. The main functions are as follows: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization, and the like. The transformer can convert electric energy into a form of high voltage and low current, and then the electric energy is converted back, so that the loss of the electric energy in the transmission process can be greatly reduced, and the general transformer can be divided into the following steps according to a cooling mode: dry transformers and oil-immersed transformers.

The oil-immersed transformer needs to be cooled in the using process, the existing device adopts liquid oil to cool, the variable pressure oil in the distribution transformer is gradually reduced along with the increase of a casting of an operation load, the rise of air temperature and other influences, the oil storage capacity in the transformer can not reach the insulation and cooling standard when being reduced to a standard level, the service life of the transformer is easily influenced, and serious unsafe accidents such as fire disasters can occur, so that how to keep the oil storage capacity in the transformer stable becomes an important problem, and the oil-immersed transformer for keeping the oil level highly stable is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a keep oil level highly stable's oil-immersed transformer possesses the stable advantage of the inside fluid reserves of keeping transformer, has solved the fluid reserves and has reduced gradually, influences the life of transformer, the serious problem that can take place unsafe accidents such as conflagration.

(II) technical scheme

For the purpose that realizes above-mentioned inside fluid storage capacity of keeping transformer stable, the utility model provides a following technical scheme: the utility model provides a keep oil level highly stable oil-immersed transformer, includes the transformer, the left side fixedly connected with oil storage tank of transformer, the bottom fixedly connected with U type pipe of oil storage tank is first, the inner room has been seted up to the inside of transformer, the inside fixedly connected with U type pipe of inner room is second, the left side swing joint of U type pipe is connected with the piston, the top fixedly connected with horizontal pole of piston, the positive swing joint of horizontal pole has the round nail, the outside swing joint of round nail has branch, the left bottom fixedly connected with montant of horizontal pole, the bottom fixedly connected with round stopper of montant, the right side fixedly connected with stopper mouth of U type pipe is first, the right side fixedly connected with heating panel of transformer, the top fixedly connected with terminal of transformer.

Preferably, the right side of the first U-shaped pipe is fixedly connected in the inner chamber, and the height of the right side of the first U-shaped pipe is lower than that of the left side of the first U-shaped pipe.

Preferably, the height of the right side of the U-shaped pipe II is lower than that of the left side of the U-shaped pipe II, and the left side of the U-shaped pipe II is fixed to the top of the inner chamber.

Preferably, the piston is arranged inside the left side of the U-shaped pipe II.

Preferably, the middle of the cross rod is movably connected with the top of the support rod through a round nail.

Preferably, the round plug is matched with the size and shape of the plug opening.

Preferably, the heat dissipation plates are distributed on the left and right sides of the transformer.

(III) advantageous effects

Compared with the prior art, the utility model provides a keep oily formula transformer of oil level highly stable possesses following beneficial effect:

1. this oil-immersed transformer that keeps oil level highly stable uses through the cooperation of oil storage tank and U type pipe one, U type pipe two, stopper mouth, circle stopper, and when the inside oil level of transformer descends, the inside piston of U type pipe two can control circle stopper and stopper mouth separation for the inside reserve oil of oil storage tank enters into the inner room through the stopper mouth on the U type pipe one, has guaranteed the inside oil mass of transformer, thereby has reached the stable effect of the inside fluid storage capacity of keeping transformer.

2. This oil-immersed transformer that keeps oil level highly stable uses through the cooperation through oil storage tank and U type pipe two, stopper mouth, circle stopper, after the inside oil level of transformer rises to the certain degree, the inside piston of U type pipe two this moment can make the circle stopper stop the stopper mouth for the inside reserve oil of oil storage tank no longer gets into the inner chamber, prevents that inner chamber pressure is too big, thereby has reached the inside fluid reserves of stabilizing transformer, prevents that pressure from too big dangerous effect of taking place.

Drawings

FIG. 1 is a schematic sectional view of the front structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

fig. 3 is an enlarged schematic view of the round plug structure of the present invention.

In the figure: 1. a transformer; 2. an oil storage tank; 3. a first U-shaped pipe; 4. an inner chamber; 5. a U-shaped pipe II; 6. a piston; 7. a cross bar; 8. a round nail; 9. a strut; 10. a vertical rod; 11. a round plug; 12. plugging the opening; 13. a heat dissipation plate; 14. and (4) binding posts.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 work belong to the protection scope of the present invention.

Referring to fig. 1-3, an oil immersed transformer for maintaining a stable oil level comprises a transformer 1, an oil storage tank 2 is fixedly connected to the left side of the transformer 1, a large amount of standby oil is stored in the oil storage tank 2, a first U-shaped pipe 3 is fixedly connected to the bottom of the oil storage tank 2, an inner chamber 4 is formed in the transformer 1, the right side of the first U-shaped pipe 3 is fixedly connected to the inner chamber 4, the height of the right side of the first U-shaped pipe 3 is lower than that of the left side of the first U-shaped pipe 3, so that the oil in the oil storage tank 2 flows into the inner chamber 4 conveniently, a second U-shaped pipe 5 is fixedly connected to the inner chamber 4, the height of the right side of the second U-shaped pipe 5 is lower than that of the left side of the second U-shaped pipe 5, the left side of the second U-shaped pipe 5 is fixed to the top of the inner chamber 4, the front swing joint of horizontal pole 7 has round nail 8, the outside swing joint of round nail 8 has branch 9, 8 swing joint are passed through with the top of branch 9 in the centre of horizontal pole 7 round nail 8, the left bottom fixedly connected with montant 10 of horizontal pole 7, the bottom fixedly connected with circle stopper 11 of montant 10, the right side fixedly connected with stopper mouth 12 of U type pipe 3, circle stopper 11 and the big or small shape phase-match of stopper mouth 12, circle stopper 11 and stopper mouth 12 swing joint, can control whether the inside oil of oil storage tank 2 can flow into inner chamber 4, transformer 1's right side fixedly connected with heating panel 13, heating panel 13 distributes in transformer 1's the left and right sides, guarantee transformer 1 heat dissipation, prevent transformer 1 inside overheated, cause the conflagration, transformer 1's top fixedly connected with terminal 14.

The working principle is that when the oil amount in the inner chamber 4 is reduced, the U-shaped pipe 5 is fixedly connected in the inner chamber 4, so that the liquid level in the U-shaped pipe 5 is reduced, the right side of the U-shaped pipe 5 is lower than the left side, the piston 6 is movably connected in the right side of the U-shaped pipe 5, the liquid level in the U-shaped pipe 5 is reduced, the piston 6 is reduced under the action of air pressure in the pipe, the top of the piston 6 is fixedly connected with the right side of the cross rod 7, so that the right side of the cross rod 7 moves downwards, the middle of the cross rod 7 is movably connected with the top of the support rod 9 through the round nail 8, so that the left side of the cross rod 7 moves upwards, the left side of the cross rod 7 is fixedly connected with the vertical rod 10, so that the vertical rod 10 moves upwards, the bottom of the vertical rod 10 is fixedly connected with the round plug 11, therefore, at this time, the round plug 11 is separated from the plug port 12, the plug port 12 is fixedly connected with the U-shaped tube one 3, the U-shaped tube one 3 is fixedly connected with the oil storage tank 2, a large amount of reserve oil is stored in the oil storage tank 2, the reserve oil in the oil storage tank 2 enters the inner chamber 4 through the plug port 12, when the oil amount in the inner chamber 4 rises to a certain height, the piston 6 in the U-shaped tube two 5 moves upwards due to pressure, so that the right side of the cross rod 7 moves upwards, further the left side of the cross rod 7 moves downwards, because the bottom of the left side of the cross rod 7 is fixedly connected with the vertical rod 10, the vertical rod 10 moves downwards, because the round plug 11 is at the bottom of the vertical rod 10, the round plug 11 also moves downwards, so that the round plug 11 enters the plug port 12, and because the round plug 11 is matched with the size of the plug port 12, at this time, the round plug 11 blocks the plug port 12, so that the oil in the oil storage tank 2, the danger caused by overlarge pressure of the inner chamber 4 due to the overlarge oil amount in the inner chamber 4 is prevented, and the effect of keeping the stable oil storage amount in the transformer 1 is achieved.

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. An oil-immersed transformer for keeping oil level highly stable, comprising a transformer (1), characterized in that: the transformer is characterized in that an oil storage tank (2) is fixedly connected to the left side of the transformer (1), a first U-shaped pipe (3) is fixedly connected to the bottom of the oil storage tank (2), an inner chamber (4) is formed inside the transformer (1), a second U-shaped pipe (5) is fixedly connected to the inside of the inner chamber (4), a piston (6) is movably connected to the left side of the second U-shaped pipe (5), a cross rod (7) is fixedly connected to the top of the piston (6), a round nail (8) is movably connected to the front side of the cross rod (7), a supporting rod (9) is movably connected to the outside of the round nail (8), a vertical rod (10) is fixedly connected to the left bottom of the cross rod (7), a round plug (11) is fixedly connected to the bottom of the vertical rod (10), a plug opening (12) is fixedly connected to the right side of the first U, the top of the transformer (1) is fixedly connected with a binding post (14).

2. An oil-filled transformer for maintaining high oil level stability according to claim 1, wherein: the right side of the first U-shaped pipe (3) is fixedly connected in the inner chamber (4), and the height of the right side of the first U-shaped pipe (3) is lower than that of the left side of the first U-shaped pipe.

3. An oil-filled transformer for maintaining high oil level stability according to claim 1, wherein: the height of the right side of the U-shaped pipe II (5) is lower than that of the left side of the U-shaped pipe II, and the left side of the U-shaped pipe II (5) is fixed to the top of the inner chamber (4).

4. An oil-filled transformer for maintaining high oil level stability according to claim 1, wherein: the piston (6) is arranged inside the left side of the U-shaped pipe II (5).

5. An oil-filled transformer for maintaining high oil level stability according to claim 1, wherein: the middle of the cross rod (7) is movably connected with the top of the support rod (9) through a round nail (8).

6. An oil-filled transformer for maintaining high oil level stability according to claim 1, wherein: the round plug (11) is matched with the plug opening (12) in size and shape.

7. An oil-filled transformer for maintaining high oil level stability according to claim 1, wherein: the heat dissipation plates (13) are distributed on the left side and the right side of the transformer (1).