CN220509827U - Oil supplementing device of oil immersed transformer - Google Patents

Abstract

The utility model discloses an oil supplementing device of an oil immersed transformer, which comprises an oil conservator, wherein the lower end of the oil conservator is connected with a transformer main body through a bracket, the side wall of the oil conservator is penetrated and assembled with an oil level monitoring structure, the side wall of the oil conservator is fixedly provided with a power supply, the oil supplementing structure and the oil level monitoring structure are electrically connected with the power supply, the oil conservator is used for storing insulating oil, the stability of the oil conservator is ensured through the bracket, the insulating oil is conveniently fed into the oil immersed transformer main body through an oil discharging pipe, the oil level in the oil conservator is matched with the power supply through the action of the oil supplementing structure, the oil supplementing structure is started when the oil level in the oil conservator is too small, the external insulating oil is fed into the oil conservator through an oil pump and the oil supplementing structure, and is automatically closed again after a certain amount is reached, meanwhile, the phenomenon that the oil is lack in the oil conservator can be avoided, so that the working of the transformer is influenced, and the practicability is strong.

Description

Oil supplementing device of oil immersed transformer

Technical Field

The utility model relates to the technical field of oil immersed transformers, in particular to an oil supplementing device of an oil immersed transformer.

Background

The oil supplementing device of the oil immersed transformer is equipment for maintaining the normal oil level of insulating oil in the oil immersed transformer. The oil-supplementing device for the oil-immersed transformer is generally composed of an oil pump, an oil tank, an oil level controller and related pipelines, and the background of the oil-supplementing device for the oil-immersed transformer is used for guaranteeing the normal oil level of insulating oil in the oil-immersed transformer and guaranteeing the normal operation and insulating performance of the transformer. Through supplementing or adjusting the oil level of insulating oil, insulating oil overheat, oxidation and moisture entering can be prevented effectively to extension transformer's life and reliability, current equipment need whether the oil mass is sufficient in the manual monitoring conservator, can not effectual control oil mass.

Disclosure of Invention

The utility model aims to provide an oil supplementing device of an oil immersed transformer, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an oil-filled transformer oil filling device, includes the conservator, the lower extreme of conservator passes through the support and links to each other with the transformer main part, the lower extreme of conservator is linked together with the transformer main part through lower oil pipe, the fixed intercommunication in upper end of conservator has the oil filling structure, the lateral wall of conservator runs through and is equipped with oil level monitoring structure, the lateral wall of conservator is fixed to be provided with the power, the oil filling structure with oil level monitoring structure all links to each other with the power electrical property.

Preferably, the oil supplementing structure comprises a through pipe, the through pipe is fixedly communicated with the oil conservator, a blocking block is closely inserted into the inner wall of the through pipe, the lower half part of the blocking block is of a magnet structure, the upper half part of the blocking block is made of rubber wrapping the magnet structure, an electromagnet is fixedly connected with the inner wall of the through pipe, the blocking block is matched with the electromagnet, a sliding rod is fixedly connected with the lower end of the blocking block, the sliding rod is inserted into the electromagnet, one end of the electromagnet is electrically connected with a power supply through a wire, and the other end of the electromagnet is electrically connected with the oil level monitoring structure through the wire.

Preferably, the oil level monitoring structure comprises a hollow cylinder, the hollow cylinder is fixedly communicated with the side wall of the oil conservator, a baffle is arranged on the inner wall of the hollow cylinder in a penetrating mode, the baffle separates the hollow cylinder into two spaces, one side, close to the oil conservator, of the baffle is connected with a buoy, a metal sheet is fixedly arranged at the other end of the baffle, a metal block is arranged on the surface of the hollow cylinder in a penetrating mode, the metal sheet and the metal block are made of conductive metal, the metal sheet is matched with the metal block, the metal block is connected with a power supply through a conducting wire, and the metal sheet is connected with the oil supplementing structure through the conducting wire.

Compared with the prior art, the utility model has the beneficial effects that: the oil conservator is used for storing insulating oil, the stability of the oil conservator is guaranteed through the support, the insulating oil is conveniently fed into the oil immersed transformer main body through the oil discharging pipe, the oil conservator is matched with the oil level monitoring structure through the action of the oil compensating structure, when the oil level in the oil conservator is too small, the oil level monitoring structure can be matched with a power supply, the oil compensating structure is started, external insulating oil is fed into the oil conservator through the oil pump and the oil compensating structure, and when a certain amount of insulating oil is reached, the oil conservator is automatically closed again, and meanwhile, the oil shortage caused by the oil shortage in the oil conservator can be avoided, so that the operation of the transformer is influenced, and the practicability is strong.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is an enlarged schematic view of the structure a in fig. 1.

In the figure: 1-conservator, 2-oil supplementing structure, 21-electromagnet, 22-slide bar, 23-block, 24-through pipe, 3-oil level monitoring structure, 31-hollow cylinder, 32-metal sheet, 33-metal block, 34-baffle, 35-float, 4-power supply, 5-bracket and 6-oil pipe.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, the utility model provides an oil-filled type transformer oil supplementing device, which comprises a conservator 1, wherein the lower end of the conservator 1 is connected with a transformer main body through a bracket 5, the lower end of the conservator 1 is communicated with the transformer main body through an oil pipe 6, an oil supplementing structure 2 is fixedly communicated with the upper end of the conservator 1, an oil level monitoring structure 3 is penetratingly assembled on the side wall of the conservator 1, a power supply 4 is fixedly arranged on the side wall of the conservator 1, and the oil supplementing structure 2 and the oil level monitoring structure 3 are electrically connected with the power supply 4.

The oil conservator 1 is used for storing insulating oil, and guarantees the stability of the oil conservator 1 through the support 5, through the oil pipe 6 down, make things convenient for insulating oil to enter into the oil immersed transformer main part, through the effect of the oil filling structure 2, with the cooperation of oil level monitoring structure 3, when the oil level in the oil conservator 1 is too little, can cooperate with power 4, open the oil filling structure 2, with outside insulating oil through the oil pump and the input of oil filling structure 2 into the oil conservator 1, when reaching a certain amount after, when effectually saving insulating oil, can avoid in the oil conservator 1 because the oil shortage, thereby influence the work of transformer, the practicality is strong.

The oil supplementing structure 2 comprises a through pipe 24, the through pipe 24 is fixedly communicated with the oil conservator 1, a blocking block 23 is tightly inserted into the inner wall of the through pipe 24, the lower half part of the blocking block 23 is of a magnet structure, the upper half part of the blocking block 23 is made of rubber wrapping the magnet structure, an electromagnet 21 is fixedly connected with the inner wall of the through pipe 24, the blocking block 23 is matched with the electromagnet 21, a sliding rod 22 is fixedly connected with the lower end of the blocking block 23, the sliding rod 22 is inserted into the electromagnet 21, one end of the electromagnet 21 is electrically connected with a power supply 4 through a wire, and the other end of the electromagnet 21 is electrically connected with the oil level monitoring structure 3 through the wire.

The oil level monitoring structure 3 includes hollow section of thick bamboo 31, the fixed intercommunication in the lateral wall of conservator 1 of hollow section of thick bamboo 31, the inner wall of hollow section of thick bamboo 31 runs through and is equipped with baffle 34, baffle 34 separates two spaces with hollow section of thick bamboo 31, one side that baffle 34 is close to conservator 1 is connected with cursory 35, the fixed assembly of the other end of baffle 34 is equipped with sheetmetal 32, the surface of hollow section of thick bamboo 31 runs through and is equipped with metal piece 33, sheetmetal 32 and metal piece 33 are electrically conductive metal, sheetmetal 32 and metal piece 33 assorted, metal piece 33 passes through the wire and links to each other with power 4 electrical property, sheetmetal 32 passes through the wire and links to each other with the oil filling structure 2 electrical property.

When the oil content in the oil conservator 1 is small, the float 35 moves downwards along with the oil surface, meanwhile, the baffle 34 and the metal sheet 32 are driven to move downwards, the baffle 34 is of a structure for blocking the hollow cylinder 31, when the metal sheet 32 is separated from the metal block 33, the electric quantity of a power supply cannot be continuously supplied to the electromagnet 21, the metal sheet 32 and the metal block 33 belong to a switch-off state, the electromagnet 21 is closed, the insulating oil driven by the oil pump drives the top-moving blocking block 23 to move downwards and drive the sliding rod 22 to be attached to the inner wall of the electromagnet 21 to displace, (the lower half part of the blocking block 23 is a magnet, the magnetic pole of the magnet is opposite to the magnetic pole of the electromagnet 21, the top-moving blocking block 23 is inserted into the through pipe 24 after the electromagnet 21 is electrified), the insulating oil at the moment can enter the oil conservator 1, the liquid level of the insulating oil is increased again, the float 35 is lifted again, the metal sheet 32 and the metal block 33 are known to be attached and electrified again, the electromagnet 21 is electrified again, and the top-moving block 23 is blocked in the through pipe 24 again.

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

Claims (3)

1. An oil-filled type transformer oil supplementing device which is characterized in that: including conservator (1), the lower extreme of conservator (1) links to each other with the transformer main part through support (5), the lower extreme of conservator (1) is linked together with the transformer main part through lower oil pipe (6), the upper end fixed intercommunication of conservator (1) has oil compensating structure (2), the lateral wall of conservator (1) runs through and is equipped with oil level monitoring structure (3), the lateral wall of conservator (1) is fixed to be provided with power (4), oil compensating structure (2) with oil level monitoring structure (3) all link to each other with power (4) electric property.

2. The oil-filled transformer oil-supplementing device of claim 1, wherein: the oil supplementing structure (2) comprises a through pipe (24), the through pipe (24) is fixedly communicated with the oil conservator (1), a blocking block (23) is tightly inserted into the inner wall of the through pipe (24), the lower half part of the blocking block (23) is of a magnet structure, the upper half part of the blocking block (23) is made of rubber wrapping the magnet structure, an electromagnet (21) is fixedly connected with the inner wall of the through pipe (24), the blocking block (23) is matched with the electromagnet (21), a sliding rod (22) is fixedly connected with the lower end of the blocking block (23), the sliding rod (22) is inserted into the electromagnet (21), one end of the electromagnet (21) is electrically connected with a power supply (4) through a wire, and the other end of the electromagnet (21) is electrically connected with the oil level monitoring structure (3) through the wire.

3. The oil-filled transformer oil-supplementing device of claim 1, wherein: the oil level monitoring structure (3) comprises a hollow cylinder (31), the hollow cylinder (31) is fixedly communicated with the side wall of the oil conservator (1), a baffle (34) is arranged on the inner wall of the hollow cylinder (31) in a penetrating mode, the baffle (34) separates the hollow cylinder (31) into two spaces, one side, close to the oil conservator (1), of the baffle (34) is connected with a float (35), the other end of the baffle (34) is fixedly provided with a metal sheet (32), the surface of the hollow cylinder (31) is provided with a metal block (33) in a penetrating mode, the metal sheet (32) and the metal block (33) are made of conductive metal, the metal sheet (32) is matched with the metal block (33), the metal block (33) is electrically connected with a power supply (4) through a wire, and the metal sheet (32) is electrically connected with the oil supplementing structure (2) through a wire.