CN220456216U

CN220456216U - Oil-immersed rectifier transformer with cooling mechanism

Info

Publication number: CN220456216U
Application number: CN202322163920.2U
Authority: CN
Inventors: 孙金柱; 张艳红; 赵燕玲; 李新立
Original assignee: Shandong Jmc Electric Group Co ltd
Current assignee: Shandong Jmc Electric Group Co ltd
Priority date: 2023-08-11
Filing date: 2023-08-11
Publication date: 2024-02-06
Anticipated expiration: 2033-08-11

Abstract

The utility model discloses an oil-immersed rectifier transformer with a cooling mechanism, which relates to the technical field of transformers and comprises an oil-immersed rectifier transformer body, wherein the bottom end of the oil-immersed rectifier transformer body is connected with four supporting legs, the bottom ends of the four supporting legs are provided with mounting assemblies, the exterior of the oil-immersed rectifier transformer body is provided with a cooling assembly, and the top end of the oil-immersed rectifier transformer body is connected with a top cover through bolts; the beneficial effects of the utility model are as follows: the water pump is started through the cooling assembly, water is pumped into the first circulating pipe, cold water flows in the first serpentine pipe and then flows into the second serpentine pipe from the connecting pipe, and the cold water flows back into the water tank from the third circulating pipe, so that heat on the heat conducting plate is absorbed, and the cooling efficiency is improved; through the installation component that sets up, the in-process that the transformer removed, the shock absorber reduces the impact force when jolting, prevents that the transformer body from being impaired, and the rethread mounting panel is installed the transformer on the workstation, the operation of being convenient for.

Description

Oil-immersed rectifier transformer with cooling mechanism

Technical Field

The utility model relates to an oil-immersed rectifier transformer, in particular to an oil-immersed rectifier transformer with a cooling mechanism, and belongs to the technical field of transformers.

Background

The oil-immersed transformer is a transformer which depends on oil as a cooling medium, generally comprises a transformer body and an oil tank, has the characteristics of low manufacturing and maintenance cost, convenient recycling and the like, is suitable for places with relatively severe outdoor and environment, such as places needing water resistance, rods and outdoors, generates heat when the transformer works, and needs to be rapidly cooled by using a cooling mechanism.

The utility model discloses an "oily formula rectifier transformer with cooling mechanism" of application number is CN201920910663.5 "also is the technology of maturing day by day, including base and water pump, the outer top fixed mounting of transformer housing has the water tank, the outer bottom equidistance of water tank is provided with four sets of cooling tubes, the bottom of cooling tube is sealed the setting, peg graft in the transformer oil layer inside the transformer housing in the bottom of cooling tube, install the solenoid valve on the outlet pipe, one side lateral wall upper portion that the solenoid valve was kept away from to the water tank is provided with the inlet tube, the inlet tube passes through the delivery port intercommunication of leather hose and water pump, the water inlet and the outside water supply equipment intercommunication of water pump, fixed mounting has temperature switch and time delay relay on one side lateral wall that the outlet tube was kept away from to the water tank, solenoid valve, temperature switch, time delay relay, water pump and external power source establish ties. The oil-immersed rectifying transformer structure comprises a transformer body, wherein radiating fins are arranged on the front side and the rear side of the transformer body, a protection mechanism is arranged on the upper surface of the transformer body, a protection cover is fixedly arranged on the upper surface of the transformer body, the lower surface of the protection cover is of an opening structure, through holes are uniformly formed in the upper side wall of the protection cover, a mounting ring is fixedly arranged on the upper surface of the protection cover corresponding to the through holes, and rubber strips are arranged on the inner wall of the mounting ring, and the right side of the transformer body is provided with the radiating mechanism. According to the utility model, the wiring terminal of the transformer body can be covered by the protection mechanism, so that collision damage is avoided, the aging speed is reduced, the service life is long, and the heat dissipation mechanism is used for blowing and radiating the inside of the protective cover and the radiating fins, so that the heat dissipation efficiency is higher, and the heat dissipation effect is better.

The oil-immersed rectifier transformer with the cooling mechanism in the two above-mentioned disclosed technologies has the following defects: the cooling range is limited, the whole transformer cannot be uniformly cooled, and the transformer is easy to damage due to jolt during transportation, so that the oil-immersed rectifier transformer with the cooling mechanism is provided.

Disclosure of Invention

The utility model aims to provide an oil-immersed rectifier transformer with a cooling mechanism, which solves the problems that the cooling range is limited, and the transformer is easy to damage due to jolt in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an oil-immersed rectifier transformer with cooling body, includes oil-immersed rectifier transformer body, oil-immersed rectifier transformer body's bottom is connected with four stabilizer blades, four the bottom of stabilizer blade is equipped with the installation component, oil-immersed rectifier transformer body's internal connection has the transformer body, oil-immersed rectifier transformer body's outside is equipped with cooling module, oil-immersed rectifier transformer body's top has the top cap through bolted connection, the top of top cap is connected with four connecting blocks, four the top of connecting block is connected with the water tank, one side at water tank top is connected with the water injection pipe, the top threaded connection of water injection pipe has sealed lid.

As a preferable technical scheme of the utility model, the mounting assembly comprises four shock absorbers, two mounting plates and four mounting holes, wherein the four shock absorbers are respectively connected to the bottom ends of the four supporting legs, every two shock absorbers positioned on one side are in a group, the bottom ends of the two groups of shock absorbers are respectively connected with the mounting plates, and the two sides of the top ends of the two mounting plates are respectively provided with the mounting holes.

As a preferable technical scheme of the utility model, the cooling assembly comprises a first coiled pipe, a second coiled pipe, a connecting pipe, two fixing blocks and two heat conducting plates, wherein the two heat conducting plates are respectively connected to two sides of the oil immersed rectifying transformer body, one side of one heat conducting plate is connected with the first coiled pipe, one side of the other heat conducting plate is connected with the second coiled pipe, the two fixing blocks are respectively connected to two sides of the bottom end of the oil immersed rectifying transformer body, the bottom ends of the two fixing blocks are connected with the connecting pipe, and two ends of the connecting pipe are respectively connected with the bottom ends of the first coiled pipe and the bottom ends of the second coiled pipe.

As a preferable technical scheme of the utility model, one side of the top end of the top cover is connected with a water pump, a water outlet of the water pump is connected with a first circulating pipe, one end of the first circulating pipe is connected with the top end of the first serpentine pipe, a water inlet of the water pump is connected with a second circulating pipe, one end of the second circulating pipe is connected with the bottom of one side of the water tank, the top of the other side of the water tank is connected with a third circulating pipe, and one end of the third circulating pipe is connected with the top end of the second serpentine pipe.

As a preferable technical scheme of the utility model, the top end of the water tank is connected with the semiconductor refrigerating piece, the cold head of the semiconductor refrigerating piece penetrates through the water tank, and the cold head of the semiconductor refrigerating piece is positioned below the water surface.

As an optimized technical scheme of the utility model, the bottom end of the top cover is connected with a sealing ring, the top end of the oil immersed rectifying transformer body is provided with a sealing groove, and the sealing ring is connected with the sealing groove in a clamping way.

As a preferable technical scheme of the utility model, the inner wall of the bottom end of the oil immersed rectifying transformer body is connected with four supporting blocks, and the top ends of the four supporting blocks are connected with the bottom end of the transformer body.

Compared with the related art, the oil-immersed rectifier transformer with the cooling mechanism has the following beneficial effects:

1. the heat-conducting plate guides out the heat in the oil immersed rectifier transformer body through the cooling assembly, the water pump is started, water is extracted into the first circulating pipe from the second circulating pipe, cold water flows into the first serpentine pipe, then flows into the second serpentine pipe from the connecting pipe, finally flows back into the water tank from the third circulating pipe, so that the cold water is circulated, the heat on the heat-conducting plate is absorbed, the cooling efficiency is improved, and water resources are recycled;

2. through the installation component that sets up, the in-process that the transformer removed, the shock absorber reduces the impact force when jolting, prevents that the transformer body from being impaired, and rethread mounting hole and mounting panel are installed the workstation with the transformer on, the installation of being convenient for.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

fig. 4 is an enlarged schematic view of the structure of fig. 2B according to the present utility model.

In the figure: 1. an oil immersed rectifier transformer body; 2. a support leg; 3. a top cover; 4. a cooling assembly; 5. a mounting assembly; 6. a transformer body; 7. a connecting block; 8. a water tank; 9. a water injection pipe; 10. sealing cover; 11. a water pump; 12. a first circulation pipe; 13. a second circulation pipe; 14. a third circulation pipe; 15. a semiconductor refrigeration sheet; 16. a seal ring; 17. sealing grooves; 18. a support block; 401. a first serpentine tube; 402. a second serpentine tube; 403. a connecting pipe; 404. a fixed block; 405. a heat conductive plate; 501. a damper; 502. a mounting plate; 503. and (5) mounting holes.

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.

Example 1:

referring to fig. 1-4, the utility model provides an oil-immersed rectifying transformer with a cooling mechanism, which comprises an oil-immersed rectifying transformer body 1, wherein the bottom end of the oil-immersed rectifying transformer body 1 is connected with four support legs 2, the bottom ends of the four support legs 2 are provided with mounting assemblies 5, the inside of the oil-immersed rectifying transformer body 1 is connected with a transformer body 6, the outside of the oil-immersed rectifying transformer body 1 is provided with a cooling assembly 4, the top end of the oil-immersed rectifying transformer body 1 is connected with a top cover 3 through bolts, the top end of the top cover 3 is connected with four connecting blocks 7, the top ends of the four connecting blocks 7 are connected with a water tank 8, one side of the top end of the water tank 8 is connected with a water injection pipe 9, and the top end of the water injection pipe 9 is in threaded connection with a sealing cover 10;

the top end of the water tank 8 is connected with a semiconductor refrigerating sheet 15, a cold head of the semiconductor refrigerating sheet 15 penetrates through the water tank 8, the cold head of the semiconductor refrigerating sheet 15 is positioned below the water surface, and the semiconductor refrigerating sheet 15 is used for refrigerating water in the water tank 8, so that cold water can continuously circulate;

the bottom end of the top cover 3 is connected with a sealing ring 16, the top end of the oil immersed rectifying transformer body 1 is provided with a sealing groove 17, the sealing ring 16 is connected with the sealing groove 17 in a clamping way, and the sealing tightness of the transformer is improved through the matching of the sealing ring 16 and the sealing groove 17, so that oil leakage is prevented;

the inner wall of the bottom end of the oil immersed rectifying transformer body 1 is connected with four supporting blocks 18, and the top ends of the four supporting blocks 18 are connected with the bottom end of the transformer body 6;

the installation component 5 comprises four shock absorbers 501, two installation plates 502 and four installation holes 503, the four shock absorbers 501 are respectively connected to the bottom ends of the four supporting legs 2, every two shock absorbers 501 positioned on one side are in a group, the bottom ends of the two groups of shock absorbers 501 are connected with the installation plates 502, the two sides of the top ends of the two installation plates 502 are respectively provided with the installation holes 503, the shock absorber 501 reduces the impact force when jolting in the moving process of the transformer, the damage of the transformer body 6 is prevented, and the transformer is installed on a workbench through the installation holes 503 and the installation plates 502, so that the operation is convenient;

specifically, as shown in fig. 1, 2, 3 and 4, in the moving process of the transformer, the shock absorber 501 reduces the impact force during jolt, prevents the transformer body 6 from being damaged, and then installs the transformer on the workbench through the installation hole 503 and the installation plate 502, thereby facilitating the operation.

Example 2:

the cooling assembly 4 comprises a first coiled pipe 401, a second coiled pipe 402, a connecting pipe 403, two fixing blocks 404 and two heat conducting plates 405, wherein the two heat conducting plates 405 are respectively connected to two sides of the oil immersed rectifying transformer body 1, one side of one heat conducting plate 405 is connected with the first coiled pipe 401, one side of the other heat conducting plate 405 is connected with the second coiled pipe 402, the two fixing blocks 404 are respectively connected to two sides of the bottom end of the oil immersed rectifying transformer body 1, the bottom ends of the two fixing blocks 404 are connected with the connecting pipe 403, two ends of the connecting pipe 403 are respectively connected with the bottom ends of the first coiled pipe 401 and the bottom ends of the second coiled pipe 402, cold water is led into the first coiled pipe 401, then flows into the second coiled pipe 402 from the connecting pipe 403, so that the heat on the heat conducting plates 405 is absorbed in the circulation process of the cold water, the transformer is uniformly cooled, and the cooling efficiency is improved;

one side of the top end of the top cover 3 is connected with a water pump 11, a water outlet of the water pump 11 is connected with a first circulating pipe 12, one end of the first circulating pipe 12 is connected with the top end of a first serpentine pipe 401, a water inlet of the water pump 11 is connected with a second circulating pipe 13, one end of the second circulating pipe 13 is connected with the bottom of one side of the water tank 8, the top of the other side of the water tank 8 is connected with a third circulating pipe 14, one end of the third circulating pipe 14 is connected with the top end of a second serpentine pipe 402, the water pump 11 is started, water is pumped into the first circulating pipe 12 from the second circulating pipe 13, cold water flows in the first serpentine pipe 401, and finally flows back into the water tank 8 from the third circulating pipe 14, so that water resources are recycled;

specifically, as shown in fig. 1, 2 and 4, the heat conducting plate 405 conducts heat from the oil immersed rectifying transformer body 1, the water pump 11 is started, water is pumped from the second circulation pipe 13 into the first circulation pipe 12, cold water flows in the first serpentine pipe 401, then flows into the second serpentine pipe 402 from the connection pipe 403, and finally flows back into the water tank 8 from the third circulation pipe 14, so that the heat on the heat conducting plate 405 is absorbed during circulation, the cooling efficiency is improved, and water resources are recycled.

When the transformer is used, firstly, the transformer is moved to a working position, in the process of moving the transformer, the shock absorber 501 reduces the impact force during jolt to prevent the damage of the transformer body 6, then the transformer is mounted on a workbench through the mounting holes 503 and the mounting plate 502, the operation is convenient, the air tightness of the transformer is improved through the cooperation of the sealing ring 16 and the sealing groove 17, oil leakage is prevented, then water is added into the water tank 8 from the water injection pipe 9, the semiconductor refrigerating sheet 15 is opened to refrigerate the water in the water tank 8, then the water pump 11 is started, the water is pumped into the first circulating pipe 12 from the second circulating pipe 13, cold water flows into the first serpentine 401, flows into the second serpentine 402 from the connecting pipe 403, finally flows back into the water tank 8 from the third circulating pipe 14, the cold water can be circulated continuously, the heat in the oil immersed rectifying transformer body 1 is led out by the heat conducting plate 405, the heat on the heat conducting plate 405 is absorbed in the circulating process, the cooling efficiency is improved, and the water resource is recycled.

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

1. The utility model provides an oil-immersed rectifier transformer with cooling body, includes oil-immersed rectifier transformer body (1), its characterized in that, the bottom of oil-immersed rectifier transformer body (1) is connected with four stabilizer blade (2), four the bottom of stabilizer blade (2) is equipped with installation component (5), the internal connection of oil-immersed rectifier transformer body (1) has transformer body (6), the outside of oil-immersed rectifier transformer body (1) is equipped with cooling component (4), the top of oil-immersed rectifier transformer body (1) is through bolted connection top cap (3), the top of top cap (3) is connected with four connecting blocks (7), four the top of connecting blocks (7) is connected with water tank (8), one side on water tank (8) top is connected with water injection pipe (9), the top threaded connection of water injection pipe (9) has sealed lid (10).

2. An oil immersed rectifier transformer with a cooling mechanism according to claim 1, characterized in that: the mounting assembly (5) comprises four shock absorbers (501), two mounting plates (502) and four mounting holes (503), wherein the four shock absorbers (501) are respectively connected to the bottom ends of the four supporting legs (2), each two shock absorbers (501) which are located on one side are in a group, the bottom ends of the two shock absorbers (501) are respectively connected with the mounting plates (502), and the two mounting holes (503) are respectively formed in two sides of the top ends of the two mounting plates (502).

3. An oil immersed rectifier transformer with a cooling mechanism according to claim 1, characterized in that: the cooling assembly (4) comprises a first coiled pipe (401), a second coiled pipe (402), a connecting pipe (403), two fixing blocks (404) and two heat conducting plates (405), wherein the two heat conducting plates (405) are respectively connected to two sides of the oil immersed rectifying transformer body (1), one side of each heat conducting plate (405) is connected with the first coiled pipe (401), the other side of each heat conducting plate (405) is connected with the second coiled pipe (402), the two fixing blocks (404) are respectively connected to two sides of the bottom end of the oil immersed rectifying transformer body (1), the bottom ends of the two fixing blocks (404) are connected with the connecting pipe (403), and two ends of the connecting pipe (403) are respectively connected with the bottom ends of the first coiled pipe (401) and the bottom ends of the second coiled pipe (402).

4. An oil-immersed rectifier transformer with cooling mechanism according to claim 3, characterized in that: one side on top cap (3) top is connected with water pump (11), the delivery port of water pump (11) is connected with first circulating pipe (12), the one end of first circulating pipe (12) with the top of first coiled pipe (401) is connected, the water inlet of water pump (11) is connected with second circulating pipe (13), the one end of second circulating pipe (13) with the bottom of water tank (8) one side is connected, the top of water tank (8) opposite side is connected with third circulating pipe (14), the one end of third circulating pipe (14) with the top of second coiled pipe (402) is connected.

5. An oil immersed rectifier transformer with a cooling mechanism according to claim 1, characterized in that: the top of the water tank (8) is connected with a semiconductor refrigerating sheet (15), a cold head of the semiconductor refrigerating sheet (15) penetrates through the water tank (8), and the cold head of the semiconductor refrigerating sheet (15) is located below the water surface.

6. An oil immersed rectifier transformer with a cooling mechanism according to claim 1, characterized in that: the bottom of top cap (3) is connected with sealing washer (16), seal groove (17) have been seted up on the top of oily formula rectifier transformer body (1), sealing washer (16) with seal groove (17) block is connected.

7. An oil immersed rectifier transformer with a cooling mechanism according to claim 1, characterized in that: the inner wall of the bottom end of the oil immersed rectifying transformer body (1) is connected with four supporting blocks (18), and the top ends of the four supporting blocks (18) are connected with the bottom end of the transformer body (6).