CN212570643U

CN212570643U - Rectifier transformer with cooling mechanism

Info

Publication number: CN212570643U
Application number: CN202021855386.1U
Authority: CN
Inventors: 胡卫国
Original assignee: Hubei Tuoneng Power Technology Co ltd
Current assignee: Hubei Tuoneng Power Technology Co ltd
Priority date: 2020-08-29
Filing date: 2020-08-29
Publication date: 2021-02-19
Anticipated expiration: 2030-08-29

Abstract

The utility model discloses a rectifier transformer with cooling body, including transformer shell, roof and transformer body, the top of transformer shell is equipped with the roof, and the inside of transformer shell is equipped with the transformer body, it is equipped with interior cooling channel to surround on the lateral wall of transformer shell inside, and interior cooling channel equidistance is equipped with the multiunit, the inside of interior cooling channel is filled with oil cooling oil, inlay the outside of transformer shell has heat radiation fins, and heat radiation fins equidistance is equipped with the multiunit, heat radiation fins inner contacts with interior cooling channel, and heat radiation fins's inside cavity; the utility model discloses utilize the interior cooling duct in the transformer shell to fill the heat that the cooling oil absorbed transformer body produced, the heat radiation fins who contacts through saying with the interior cooling dredges away the absorptive heat of cooling oil and air heat exchange, simultaneously, utilizes hydrologic cycle, carries away the heat of conduction on the heat radiation fins, and the initiative is dispelled the heat, and the radiating efficiency is higher.

Description

Rectifier transformer with cooling mechanism

Technical Field

The utility model relates to a transformer technical field especially relates to a rectifier transformer with cooling body.

Background

The rectifier transformer is a power transformer of the rectifier equipment, the rectifier equipment is characterized in that an original side inputs alternating current, a secondary side outputs direct current after passing through a rectifier element, the alternating current is a general name of three working modes of rectification, reverse flow and frequency conversion, the rectification is one of the three working modes which are most widely applied, a transformer used as a power supply of a rectifier device is called a rectifier transformer, and most of the industrial rectified direct current power supply is obtained by an alternating current power grid through the rectifier transformer and the rectifier equipment;

rectifier transformer can produce a large amount of heats when using, among the prior art, generally sets up heat radiation fins on the shell of transformer, reaches radiating purpose through heat radiation fins and air heat exchange, and this kind of radiating mode is more passive, dredges thermal effect limited, consequently, the utility model provides a rectifier transformer with cooling body is in order to solve the problem that exists among the prior art.

SUMMERY OF THE UTILITY MODEL

In view of the above, an object of the present invention is to provide a rectifier transformer with a cooling mechanism, which utilizes an inner cooling channel in a transformer housing to fill the heat generated by the cooling oil absorption transformer body, and dredges the heat absorbed by the cooling oil and the air heat exchange through the heat dissipation fins contacting with the inner cooling channel, and meanwhile, utilizes a pressure pump to circulate water in the heat dissipation fins, so as to actively dissipate heat, and the heat dissipation efficiency is higher.

For realizing the purpose of the utility model, the utility model discloses a following technical scheme realizes: a rectifier transformer with a cooling mechanism comprises a transformer shell, a top plate and a transformer body, wherein the top plate is arranged above the transformer shell, and the transformer body is arranged in the transformer shell, an inner cooling channel is arranged on the side wall in the transformer shell in a surrounding way, and a plurality of groups of inner cooling channels are arranged at equal intervals, the inner cooling channels are filled with oil cooling oil, the outer side of the transformer shell is embedded with radiating fins, and a plurality of groups of radiating fins are arranged at equal intervals, the inner ends of the radiating fins are contacted with the inner cooling channel, the radiating fins are hollow, oil U-shaped transfer bins are arranged on two sides above the outer side of the transformer shell, and the bottom of the transformer shell is provided with a water tank, the upper end and the lower end of the heat dissipation fins are both communicated with an oil conduit, and the conduit at the upper end is communicated with the U-shaped transfer bin, and the conduit at the lower end is communicated with the water tank.

The further improvement lies in that: the intermediate position department of water tank both sides all is equipped with the backup pad, and all is equipped with the force (forcing) pump in the backup pad, and is two sets of the input of force (forcing) pump all communicates with the water tank, and is two sets of the output of force (forcing) pump all communicates there is the drain pipe, and is two sets of the upper end of drain pipe is respectively with two sets of the storehouse intercommunication in the U type.

The further improvement lies in that: and a water through pipe is arranged at one end of the front side of the water tank, and a valve is arranged on the water through pipe.

The further improvement lies in that: and two sets of U-shaped transfer bins are provided with mounting gaskets on one side and are fixed on the transformer shell through the mounting gaskets and bolts.

The further improvement lies in that: all be equipped with the vent on transformer case's the both sides wall, and the inboard intercommunication of vent has the ventilation pipe, the inner intercommunication of ventilation pipe has an album wind storehouse, and the inboard in collection wind storehouse is equipped with the fan, the outside of vent is equipped with leads the hydrofoil, and leads the hydrofoil inboard and be equipped with the filter screen.

The utility model has the advantages that: the utility model discloses utilize the interior cooling channel in the transformer shell to fill the heat that the cooling oil absorbed transformer body produced, heat and the air heat exchange of cooling oil absorption are dredged away through the heat radiation fins who says the contact with interior cooling, and simultaneously, utilize the force (forcing) pump to discharge the water tank water into U type transfer bin, heat radiation fins discharges again, and circulation return water tank, at hydrologic cycle's in-process, carry away the heat of conduction on the heat radiation fins, the initiative heat dissipation, the radiating efficiency is higher, in addition, free heat is discharged into the wind storehouse in with the transformer shell through the fan, discharge from the ventilation pipe again, the effect of forced air cooling, further optimize the radiating effect, and finally, the water wing of leading in forced air cooling heat dissipation exit, can prevent that external steam from flowing into in the transformer shell, inside filter screen can also completely cut off external dust, the function is more perfect.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic view of an inner cooling channel of the present invention;

fig. 3 is the schematic diagram of the internal structure of the transformer case of the present invention.

Wherein: 1. a transformer housing; 2. a top plate; 3. a transformer body; 4. an inner cooling channel; 5. cooling oil; 6. heat dissipation fins; 7. a U-shaped transfer bin; 8. a water tank; 9. a conduit; 10. a support plate; 11. a pressure pump; 12. a drain pipe; 13. a water pipe; 14. installing a gasket; 15. a vent pipe; 16. a wind collecting bin; 17. a fan; 18. a water guide wing.

Detailed Description

In order to deepen the understanding of the present invention, the following embodiments will be combined to make the present invention do further details, and the present embodiment is only used for explaining the present invention, and does not constitute the limitation of the protection scope of the present invention.

According to fig. 1, 2 and 3, the embodiment provides a rectifier transformer with a cooling mechanism, which comprises a transformer housing 1, a top plate 2 and a transformer body 3, wherein the top plate 2 is arranged above the transformer housing 1, the transformer body 3 is arranged inside the transformer housing 1, an inner cooling channel 4 is arranged on the side wall inside the transformer housing 1 in a surrounding manner, and a plurality of groups of the inner cooling channel 4 are arranged at equal intervals, the oil 5 is filled in the inner part of the inner cooling channel 4, the outer side of the transformer housing 1 is inlaid with cooling fins 6, and a plurality of groups of the cooling fins 6 are arranged at equal intervals, the inner ends of the cooling fins 6 are in contact with the inner cooling channel 4, the inner part of the cooling fins 6 is hollow, oil U-shaped transfer chambers 7 are arranged on two sides above the outer side of the transformer housing 1, a water tank 8 is arranged at the bottom of the transformer housing 1, and the upper and lower, and the conduit 9 at the upper end is communicated with the U-shaped transfer bin 7, and the conduit 9 at the lower end is communicated with the water tank 8. When the transformer is used, the cooling oil 5 is filled in the inner cooling channel 4 to absorb heat generated by the transformer body 3, the radiating fins 6 are in contact with the inner cooling channel 4, and the heat absorbed by the cooling oil 5 is conducted away to exchange heat with air.

The intermediate position department of 8 both sides of water tank all is equipped with backup pad 10, and all is equipped with force (forcing) pump 11 in the backup pad 10, and is two sets of force (forcing) pump 11's input all communicates with 8 water tanks, and is two sets of force (forcing) pump 11's output all communicates there is drain pipe 12, and is two sets of drain pipe 12's upper end is respectively with two sets of 7 intercommunications in the U type. When the heat dissipation device is used, the pressure pump 11 is started, water in the water tank 8 is discharged into the U-shaped transfer bin 7, then is discharged into the heat dissipation fins 6, and is circulated back to the water tank 8, and heat conducted on the heat dissipation fins 6 is carried away in the water circulation process, so that active heat dissipation is achieved.

And a water through pipe 13 is arranged at one end of the front side of the water tank 8, and a valve is arranged on the water through pipe 13. For replacing the water in the water tank 8.

Two sets of one side of U type transfer bin 7 all is equipped with mounting pad 14, and U type transfer bin 7 passes through mounting pad 14 cooperation bolt fastening on transformer housing 1.

All be equipped with the vent on transformer housing 1's the both sides wall, and the inboard intercommunication of vent has ventilation pipe 15, the inner intercommunication of ventilation pipe 15 has an album wind storehouse 16, and the inboard in collection wind storehouse 16 is equipped with fan 17, the outside of vent is equipped with leads hydrofoil 18, and leads the hydrofoil 18 inboard and be equipped with the filter screen. The fan 17 discharges free heat in the transformer housing 1 into the wind collecting bin 16 and then from the ventilation pipe 15, air cooling and heat dissipation are achieved, the water guide wings 18 prevent external water vapor from flowing into the transformer housing 1, and the internal filter screen isolates external dust.

The rectifier transformer with the cooling mechanism utilizes the inner cooling channel 4 in the transformer shell 1 to be filled with cooling oil 5 to absorb heat generated by a transformer body 3, the heat absorbed by the cooling oil 5 is conducted out through heat exchange with air by the heat dissipation fins 6 contacted with the inner cooling channel 4, meanwhile, water in the water tank 8 is discharged into the U-shaped transit bin 7 by the pressure pump 11, then is discharged into the heat dissipation fins 6 and is circulated back to the water tank 8, the heat conducted on the heat dissipation fins 6 is carried away in the water circulation process, the heat dissipation is actively dissipated, the heat dissipation efficiency is higher, in addition, free heat in the transformer shell 1 is discharged into the wind collecting bin 16 by the fan 17 and then is discharged out from the ventilation pipe 15, the heat dissipation effect is further optimized by the action of wind cooling, finally, the water guide wings 18 at the wind cooling heat dissipation outlet can prevent external water vapor from flowing into the transformer shell 1, and the internal filter screen can isolate external dust, the function is more complete.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a rectifier transformer with cooling body, includes transformer shell (1), roof (2) and transformer body (3), its characterized in that: the transformer comprises a transformer shell (1), a top plate (2) is arranged above the transformer shell (1), a transformer body (3) is arranged inside the transformer shell (1), an inner cooling channel (4) is arranged on the side wall inside the transformer shell (1) in an encircling mode, a plurality of groups are arranged on the inner cooling channel (4) at equal intervals, oil (5) is filled in the inner filling oil of the inner cooling channel (4), heat dissipation fins (6) are inlaid in the outer side of the transformer shell (1), a plurality of groups are arranged on the heat dissipation fins (6) at equal intervals, the inner ends of the heat dissipation fins (6) are in contact with the inner cooling channel (4), the heat dissipation fins (6) are hollow inside, oil U-shaped transfer chambers (7) are arranged on two sides above the outer side of the transformer shell (1), a water tank (8) is arranged at the bottom of the transformer shell (1), and oil guide pipes (9), and the conduit (9) at the upper end is communicated with the U-shaped transit bin (7), and the conduit (9) at the lower end is communicated with the water tank (8).

2. A rectifier transformer having a cooling mechanism according to claim 1, wherein: the intermediate position department of water tank (8) both sides all is equipped with backup pad (10), and all is equipped with force (forcing) pump (11), two sets of on backup pad (10) the input of force (forcing) pump (11) all communicates with water tank (8), and two sets of the output of force (forcing) pump (11) all communicates there is drain pipe (12), and is two sets of the upper end of drain pipe (12) is respectively with two sets of commentaries on classics storehouse (7) intercommunication in the U type.

3. A rectifier transformer having a cooling mechanism according to claim 1, wherein: and a water through pipe (13) is arranged at one end of the front side of the water tank (8), and a valve is arranged on the water through pipe (13).

4. A rectifier transformer having a cooling mechanism according to claim 1, wherein: and mounting gaskets (14) are arranged on one sides of the U-shaped transit bins (7), and the U-shaped transit bins (7) are fixed on the transformer shell (1) through the mounting gaskets (14) in a matched mode through bolts.

5. A rectifier transformer having a cooling mechanism according to claim 1, wherein: all be equipped with the vent on the both sides wall of transformer shell (1), and the inboard intercommunication of vent has ventilation pipe (15), the inner intercommunication of ventilation pipe (15) has wind storehouse (16), and the inboard in wind storehouse (16) is equipped with fan (17), the outside of vent is equipped with water guide wing (18), and water guide wing (18) inboard is equipped with the filter screen.