CN107452478B

CN107452478B - Transformer convenient to overhaul

Info

Publication number: CN107452478B
Application number: CN201710887424.8A
Authority: CN
Inventors: 程宝军; 张要锋; 程坤明; 程坤闪; 宋晓丹
Original assignee: Luoyang Xinghe Special Transformer Co ltd
Current assignee: Luoyang Xinghe Special Transformer Co ltd
Priority date: 2017-09-27
Filing date: 2017-09-27
Publication date: 2023-05-23
Anticipated expiration: 2037-09-27
Also published as: CN107452478A

Abstract

The invention discloses a transformer convenient to overhaul, which comprises a conservator, a connecting rod, a first flow guide pipe, an air guide pipe, a respirator, a transformer body, an explosion-proof pipe, a butterfly valve, a gas relay, a second flow guide pipe and a connecting piece, wherein an oil tank is arranged in the transformer body, and the upper surface of the transformer body is fixedly connected with the conservator through the connecting rod. The explosion-proof pipe is arranged in the product, so that when the inside of the transformer has serious faults and the gas relay fails, gas in the oil tank breaks through the explosion-proof film and is sprayed out of the safety air passage, the transformer is protected from serious damage, and the safety performance of the transformer can be improved; meanwhile, the product can prevent moisture, impurities and the like from entering the oil conservator, so that the aging and deterioration speed of oil in the oil conservator can be delayed, and the service life of the transformer is prolonged. Meanwhile, the product drives the motion plate to move by pushing the convex blocks, so that the silica gel can be ejected out of the respirator, the replacement of the silica gel is convenient, and the burden of overhauling staff is reduced.

Description

Transformer convenient to overhaul

Technical Field

The invention relates to the field of transformers, in particular to a transformer convenient to overhaul.

Background

The transformer is a device for changing an ac voltage by using the principle of electromagnetic induction, and the main components are a primary coil, a secondary coil and an iron core. In the use process of the transformer, the operation safety is ensured, the service life of the transformer is prolonged, and the convenience in overhauling is a problem which is always concerned by people. The existing transformer does not have a respirator, so that moisture and dust in the air can enter the oil conservator, the ageing speed of oil in the oil conservator and the oil tank is increased, the service life of the transformer is shortened, even if the existing transformer has the respirator, silica gel in the respirator is difficult to take out, and accordingly maintenance personnel can hardly replace the silica gel in the respirator when maintenance is carried out, the working difficulty of the maintenance personnel is increased, and the burden of the maintenance personnel is increased.

Disclosure of Invention

The invention aims to provide a transformer convenient to overhaul so as to solve the problems in the background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions:

the utility model provides a transformer convenient to overhaul, includes conservator, connecting rod, first honeycomb duct, air duct, respirator, transformer body, explosion-proof pipe, butterfly valve, gas relay, second honeycomb duct and connecting piece, its characterized in that, this internal oil tank that is equipped with of transformer, and the upper surface of transformer body passes through connecting rod and conservator fixed connection, the oil-out of conservator passes through first honeycomb duct and gas relay oil inlet to be connected, and first honeycomb duct installs the butterfly valve, the gas relay oil-out passes through the second honeycomb duct and is connected with the internal oil tank of transformer, the oil tank still is connected with explosion-proof pipe, and the explosion-proof pipe runs through the transformer body and extends outside the transformer body, and the explosion-proof pipe passes through communicating pipe and is connected with the conservator, the conservator still is equipped with the air inlet, the one end of air duct of fixed connection in the air inlet, the other end fixedly connected with respirator of air duct.

As a further scheme of the invention: the respirator is square hollow structure, is equipped with first fixed plate and second fixed plate in the respirator, and four sides of first fixed plate and second fixed plate are fixed connection with the inside wall of respirator, and are equipped with the sliding plate between first fixed plate and the second fixed plate, and sliding plate and the upper surface sliding connection of second fixed plate, be equipped with silica gel between sliding plate and the first fixed plate, and the sliding plate passes through the second spring and is connected with the inside wall of respirator, the mounting groove has been seted up to the respirator and logical groove, and leads to groove and mounting groove intercommunication, and the interior bottom wall of mounting groove is connected with the motion board through first spring, motion board and mounting groove sliding connection, and motion board and sliding plate contact, lead to the groove and the sliding plate just correspond, the side fixedly connected with lug of motion board, and the lug runs through the respirator and extend to outside the respirator, the one end that the air duct was kept away from to the respirator is equipped with the inlet port.

As a further scheme of the invention: the transformer is characterized in that a plurality of connecting pieces are fixedly connected to the lower surface of the transformer body, and mounting holes are formed in the connecting pieces.

As a further scheme of the invention: the respirator is provided with an observation window, and a transparent baffle is fixedly connected in the observation window.

As a further scheme of the invention: the silica gel is impregnated with cobalt chloride and calcium chloride solution.

Compared with the prior art, the invention has the beneficial effects that: the explosion-proof pipe is arranged in the product, so that when the inside of the transformer has serious faults and the gas relay fails, gas in the oil tank breaks through the explosion-proof film and is sprayed out of the safety air passage, the transformer is protected from serious damage, the safety performance of the transformer can be improved, and the service life of the transformer is prolonged; meanwhile, the product is provided with the respirator, so that moisture, impurities and the like can be prevented from entering the oil conservator, the ageing and deterioration speed of oil in the oil conservator can be delayed, and the service life of the transformer is prolonged; install calcium chloride or cobalt chloride flooding in this product respirator and get silica gel to the silica gel is blue, can become red when the in-process of silica gel moisture in the gradual absorption air, thereby the maintainer just can judge whether the silica gel needs to be changed through the colour, thereby increases maintenance efficiency, and drives the motion board motion through promoting the lug, thereby the silica gel will pop out in will following the respirator, thereby makes things convenient for the change of silica gel, reduces the burden of maintainer.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

Fig. 1 is a schematic side view of a transformer for easy maintenance.

Fig. 2 is a schematic cross-sectional view of a breather in a transformer for easy access.

In the figure: 1. a conservator; 2. a connecting rod; 3. a first draft tube; 4. an air duct; 5. a bump; 6. a respirator; 7. a transformer body; 8. explosion-proof pipe; 9. a butterfly valve; 10. a gas relay; 11. a second flow guide pipe; 12. a connecting piece; 13. a first spring; 14. a motion plate; 15. an air inlet hole; 16. silica gel; 17. a first fixing plate; 18. a second spring; 19. a sliding plate; 20. and a second fixing plate.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-2, in the embodiment of the invention, a transformer convenient to overhaul comprises a conservator 1, a connecting rod 2, a first flow guide pipe 3, an air guide pipe 4, a breather 6, a transformer body 7, an explosion-proof pipe 8, a butterfly valve 9, a gas relay 10, a second flow guide pipe 11 and a connecting piece 12, wherein an oil tank is arranged in the transformer body 7, the upper surface of the transformer body 7 is fixedly connected with the conservator 1 through the connecting rod 2, an oil outlet of the conservator 1 is connected with an oil inlet of a gas relay 10 through the first flow guide pipe 3, the first flow guide pipe 3 is provided with the butterfly valve 9, an oil outlet of the gas relay 10 is connected with the oil tank in the transformer body 7 through the second flow guide pipe 11, the oil tank is also connected with the explosion-proof pipe 8, the explosion-proof pipe 8 penetrates through the transformer body 7 and extends out of the transformer body 7, and the explosion-proof pipe 8 is connected with the conservator 1 through the connecting pipe, so that the explosion-proof pipe 8 can prevent a large accident of the transformer, thereby increasing the safety performance of the transformer, the conservator is also provided with an air inlet, one end of the air guide pipe 4 is fixedly connected with the air guide pipe 4, the other end of the air guide pipe 4 is connected with the oil inlet 6 through the first flow guide pipe 3, thereby preventing the air from entering the air tank 1, thereby the air conditioner 1 can be prevented from deteriorating and deteriorating the quality and prolonging the service life of the air, and the life of the transformer.

The respirator 6 is square hollow structure, is equipped with first fixed plate 17 and second fixed plate 20 in the respirator 6, and four sides of first fixed plate 17 and second fixed plate 20 are fixed connection with the inside wall of respirator 6, and are equipped with sliding plate 19 between first fixed plate 17 and the second fixed plate 20, and sliding plate 19 and the upper surface sliding connection of second fixed plate 20, be equipped with silica gel 16 between sliding plate 19 and the first fixed plate 17, and sliding plate 19 passes through second spring 18 and is connected with the inside wall of respirator 6, when sliding plate 19 is in the respirator 6 completely, second spring 18 is in compressed state, the mounting groove has been seted up to respirator 6 and logical groove, and logical groove and mounting groove intercommunication, and the interior bottom wall of mounting groove is connected with moving plate 14 through first spring 13, and moving plate 14 and mounting groove sliding connection, and moving plate 19 contact, logical groove and sliding plate 19 just correspond to sliding plate 19, thereby sliding plate 14's side fixedly connected with lug 5, and lug 5 run through breather 6 and run through second spring 18 and be equipped with the inside wall of sliding plate 5, thereby the side fixedly connected with lug 5 of moving plate 14 and the breather 6 is equipped with the inside wall of sliding plate 16, thereby the breather 16 is taken out from the side of the respirator 6 to the side of sliding plate 16, thereby the side of the breather plate is moved out of the 16 from the side of the respirator 6, thereby the side of the respirator 16 is not contacted with the side of the respirator 16, and thereby the side of the respirator 16 is moved to be moved down by the side of the side wall to the side 16.

The lower surface of the transformer body 7 is fixedly connected with a plurality of connecting pieces 12, and the connecting pieces 12 are provided with mounting holes, so that the transformer body 7 is convenient to mount.

The observation window is arranged on the respirator 6, and the transparent partition plate is fixedly connected in the observation window, so that the condition of the silica gel 16 in the respirator 6 can be conveniently observed by a detector.

The silica gel 16 is impregnated with the cobalt chloride and calcium chloride solution, so that the silica gel 16 is blue, and the characteristic that the cobalt chloride and the calcium chloride turn red after being wetted is facilitated, thereby being convenient for overhaulers to judge whether the silica gel 16 needs to be replaced or not, and further improving overhauling efficiency.

The working principle of the invention is as follows: when the oil in the oil tank in the transformer body 7 is too much or too little, the butterfly valve 9 and the gas relay 10 work, the oil in the oil conservator 1 or the oil in the oil tank circulates through the first guide pipe 3 and the second guide pipe 11, so that the oil in the oil tank can be adjusted, the oil tank is full of oil under any condition, when the inside of the transformer is seriously failed, and the gas relay is out of order, the gas in the oil tank breaks through the explosion-proof membrane in the explosion-proof pipe 8, so that the gas is discharged from the explosion-proof pipe 8, and the transformer is not seriously damaged, so that the safety performance of the transformer can be improved; and the air need pass through respirator 6 earlier when getting into the conservator 1, and install the silica gel 16 of dipping in calcium chloride or cobalt chloride solution in the respirator 6, thereby can prevent impurity such as moisture in the air from getting into fluid, thereby can delay ageing and the rotten of fluid, thereby increase the life of transformer, the silica gel 16 of dipping in calcium chloride or cobalt chloride solution can be blue simultaneously, in the in-process that absorbs the moisture in the air gradually can become red when silica gel 16, thereby the inspector just can judge whether silica gel 16 needs to be changed through the change of colour, thereby reduce the work load of maintainer, when changing silica gel 16, thereby promote lug 5 and drive the motion board 14 motion earlier, thereby motion board 14 no longer contacts with sliding plate 19, thereby no longer hinder the motion of sliding plate 19, and sliding plate 19 just corresponds with the logical groove on the respirator 6, thereby sliding plate 19 can follow logical inslot, thereby can drive silica gel 16 and follow the interior slip of respirator 6, thereby make things convenient for the change of silica gel 16, thereby reduce the burden of maintainer.

Claims

1. The utility model provides a transformer convenient to overhaul, includes conservator (1), connecting rod (2), first honeycomb duct (3), air duct (4), respirator (6), transformer body (7), explosion-proof pipe (8), butterfly valve (9), gas relay (10), second honeycomb duct (11) and connecting piece (12), its characterized in that, be equipped with the oil tank in transformer body (7), and the upper surface of transformer body (7) passes through connecting rod (2) and conservator (1) fixed connection, the oil-out of conservator (1) is connected with gas relay (10) oil inlet through first honeycomb duct (3), and first honeycomb duct (3) installs butterfly valve (9), gas relay (10) oil-out is connected with the oil tank in transformer body (7) through second honeycomb duct (11), the oil tank still is connected with explosion-proof pipe (8), and explosion-proof pipe (8) run through transformer body (7) and extend outside transformer body (7), and explosion-proof pipe (8) are through being connected with conservator (1), the air duct (4) of still be equipped with in the air duct, the air duct (4) of other end fixed connection has air duct (6);

the respirator (6) is of a square hollow structure, a first fixing plate (17) and a second fixing plate (20) are arranged in the respirator (6), four side faces of the first fixing plate (17) and the second fixing plate (20) are fixedly connected with the inner side wall of the respirator (6), a sliding plate (19) is arranged between the first fixing plate (17) and the second fixing plate (20), the sliding plate (19) is L-shaped, the sliding plate (19) is in sliding connection with the upper surface of the second fixing plate (20), silica gel (16) is arranged between the sliding plate (19) and the first fixing plate (17), the sliding plate (19) is connected with the inner side wall of the respirator (6) through a second spring (18), the respirator (6) is provided with a mounting groove and a through groove, the through groove is communicated with the mounting groove, the inner bottom wall of the mounting groove is connected with the moving plate (14) through the first spring (13), the moving plate (14) is in sliding connection with the mounting groove, the moving plate (14) is in contact with the sliding plate (19), the through groove is in positive correspondence with the sliding plate (19) and extends to the outer side face of the respirator (6) through the lug (5), an air inlet hole (15) is arranged at one end of the respirator (6) far away from the air duct (4);

the transformer is characterized in that a plurality of connecting pieces (12) are fixedly connected to the lower surface of the transformer body (7), and mounting holes are formed in the connecting pieces (12).

2. The transformer convenient to overhaul as claimed in claim 1, wherein the respirator (6) is provided with an observation window, and a transparent baffle is fixedly connected in the observation window.

3. A transformer for easy maintenance according to claim 1, characterized in that the silica gel (16) is impregnated with cobalt chloride and calcium chloride solution.