CN209993448U - Cooling device of transformer - Google Patents
Cooling device of transformer Download PDFInfo
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- CN209993448U CN209993448U CN201921093302.2U CN201921093302U CN209993448U CN 209993448 U CN209993448 U CN 209993448U CN 201921093302 U CN201921093302 U CN 201921093302U CN 209993448 U CN209993448 U CN 209993448U
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- shell
- oil tank
- connecting rod
- mounting
- transformer
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Abstract
The utility model discloses a cooling device of a transformer, which comprises a connecting rod, a shell and an oil tank, mounting frames are symmetrically welded at two ends of the connecting rod, the mounting frames are fixed on the outer walls of two sides of the oil tank through fixing bolts, and the connecting rod is provided with a main motor, the main motor is rotatably provided with fan blades, the two ends of the shell are symmetrically welded with mounting blocks, one end of each mounting block departing from the shell is fixed on the mounting frame through a bolt, and a fixing frame is fixed on one end face of the shell, which is close to the radiating tube, a mounting plate is welded on the shell at a position contacted with the fixing frame, the mounting plate is positioned at the middle position of the surface of the shell, an auxiliary motor is installed in the fixing frame, a rotating blade is rotatably installed on the auxiliary motor and is rotatably installed in the shell, the radiating tubes are symmetrically installed on the outer walls of two sides of the oil tank, the radiating tubes are communicated with the oil tank, and the radiating tubes face the fan blades and the rotating blade. The utility model discloses, increase the wind direction angle and the heat dissipation area of fan, improve the radiating efficiency, reduce the heat dissipation cost.
Description
Technical Field
The utility model relates to a transformer auxiliary structure technical field specifically is a cooling device of transformer.
Background
The transformer consists of an iron core (or a magnetic core) and a coil, wherein the coil is provided with two or more than two windings, the winding connected with a power supply is called a primary coil, and the other windings are called secondary coils. It can transform alternating voltage, current and impedance. The simplest iron core transformer consists of an iron core made of soft magnetic material and two coils with different turns sleeved on the iron core, wherein the dry type transformer comprises the following components in percentage by weight: the natural cooling or the fan cooling is added depending on the air convection, and the device is mainly used for small-capacity transformers such as high-rise buildings, high-speed charging stations, local illumination, electronic circuits and the like, and oil-immersed transformers: depending on oil as cooling medium, such as oil-immersed self-cooling, oil-immersed air cooling, oil-immersed water cooling, forced oil circulation, etc.
Through retrieval, patent publication No. CN208781655U discloses a dry transformer cooling device, including box, connecting pipe, loading board, shell, temperature sensor, first motor, first flabellum, baffle, compressor, communicating pipe, evaporimeter, capillary, frame, main part, backup pad, ventilation pipe, second motor, second flabellum, through-hole and siren.
In the combination process of oil cooling and air cooling of a common transformer, the wind direction of the fan can not be adjusted, so that the wind direction of the fan can only blow the fixed region position of the radiating pipe, the radiating working efficiency of the fan is greatly reduced, and the radiating cost is improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cooling device of transformer, possess simple structure, it is convenient to use, be convenient for increase the wind direction angle and the heat dissipation area of fan, improve the radiating efficiency, reduce heat dissipation cost's advantage, solve general transformer at oil cooling and air-cooled combination in-process, the wind direction of fan can not be adjusted, make the wind direction of fan can only blow to a fixed regional position of cooling tube, by a wide margin reduction fan radiating work efficiency, the problem of heat dissipation cost has been improved.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cooling device of transformer, includes connecting rod, shell and oil tank, the both ends symmetrical welding of connecting rod has the mounting bracket, and the mounting bracket passes through the gim peg to be fixed at the both sides outer wall of oil tank, and installs main motor on the connecting rod, rotates on the main motor and installs the flabellum, the both ends symmetrical welding of shell has the installation piece, and the one end that the installation piece deviates from the shell passes through the bolt fastening on the mounting bracket, and is fixed with the mount near a terminal surface of cooling tube on the shell, installs vice motor in the mount, rotates on the vice motor and installs the rotation leaf, and the rotation leaf rotates and.
Preferably, the radiating pipes are symmetrically arranged on the outer walls of the two sides of the oil tank, the radiating pipes are communicated with the oil tank, and the radiating pipes face the fan blades and the rotating blades.
Preferably, the diameter of the rotating blade is larger than the diameter of the fan blade.
Preferably, the upper surface of the oil tank is provided with four wiring ports, and the four wiring ports are distributed on the upper surface of the oil tank in a rectangular array.
Preferably, the shell is designed in a manner that the supporting rod is hollow.
Preferably, a mounting plate is welded at a position, which is in contact with the fixed frame, on the shell, and the mounting plate is located at the middle position of the surface of the shell.
Compared with the prior art, the beneficial effects of the utility model are that: the cooling device of the transformer of the utility model is characterized in that when the cooling device is in use, the transformer oil in the oil tank rises by heating and enters the radiating pipe from the upper part of the oil tank, the radiating pipe is an aluminum pipeline, the heat conducting property is excellent, when the transformer oil moves in the radiating pipe and absorbs the heat in the oil liquid, the transformer oil cools down and reenters the oil tank to radiate the heat in the oil tank, and then the external power supply can be switched on to work the motor, the main motor drives the fan blades to rotate, thereby accelerating the air flowing speed near the radiating pipe and further accelerating the radiating efficiency of the surface heat of the radiating pipe, at the moment, the auxiliary motor can be controlled to drive the rotating blades to rotate at a low speed, the rotating blades can guide the air flowing caused by the fan blades through the rotation of the rotating blades, thereby increasing the air flowing range, the structure is simple, the use is convenient, and the, the heat dissipation efficiency is improved, and the heat dissipation cost is reduced.
Drawings
Fig. 1 is a schematic top view of the present invention;
fig. 2 is a schematic view of the structure of the present invention;
fig. 3 is a schematic structural diagram of the rotating blade and the housing of the present invention.
In the figure: 1. a mounting frame; 2. a fan blade; 3. a main motor; 4. a connecting rod; 5. a wiring port; 6. mounting blocks; 7. a radiating pipe; 8. a secondary motor; 9. a fixed mount; 10. rotating the blades; 11. a housing; 12. an oil tank; 13. Mounting a plate; 14. and (6) fixing the bolt.
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.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to fig. 3, the present invention provides an embodiment: a cooling device of a transformer comprises a connecting rod 4, a shell 11 and an oil tank 12, wherein wiring ports 5 are formed in the upper surface of the oil tank 12, the number of the wiring ports 5 is four, the four wiring ports 5 are distributed on the upper surface of the oil tank 12 in a rectangular array mode, mounting frames 1 are symmetrically welded at two ends of the connecting rod 4, the mounting frames 1 are fixed on the outer walls of two sides of the oil tank 12 through fixing bolts 14, a main motor 3 is mounted on the connecting rod 4, fan blades 2 are rotatably mounted on the main motor 3, in the using process, radiating pipes 7 are symmetrically mounted on the outer walls of two sides of the oil tank 12, the radiating pipes 7 are communicated with the oil tank 12, transformer oil in the oil tank 12 is heated to rise and enters the radiating pipes 7 from the upper portion of the oil tank 12, the radiating pipes 7 are aluminum pipelines, the heat conduction performance is excellent, and, re-enter the oil tank 12 to dissipate the heat in the oil tank 12.
Then, an external power source can be connected to operate the motor, the main motor 3 drives the fan blade 2 to rotate, the heat dissipation pipe 7 faces the fan blade 2 and the rotating blade 10, the air flow rate near the heat dissipation pipe 7 is increased, and the heat dissipation efficiency of the surface of the heat dissipation pipe 7 is increased.
The two ends of the shell 11 are symmetrically welded with the mounting blocks 6, one end of the mounting block 6, which is far away from the shell 11, is fixed on the mounting rack 1 through bolts, a fixing frame 9 is fixed on one end face, which is close to the radiating pipe 7, of the shell 11, the shell 11 adopts a support rod hollow design, a mounting plate 13 is welded at a position, which is in contact with the fixing frame 9, on the shell 11, the mounting plate 13 is located at a middle position on the surface of the shell 11, an auxiliary motor 8 is installed in the fixing frame 9, a rotating vane 10 is rotatably installed on the auxiliary motor 8, the rotating vane 10 is rotatably installed in the shell 11, the auxiliary motor 8 can be controlled to drive the rotating vane 10 to rotate at a low speed, through the rotation of the rotating vane 10, the diameter of the rotating vane 10 is larger than that of the fan blade 2, so that the rotating vane 10 guides the air flow caused by the fan blade 2, and, the heat dissipation efficiency is improved, and the heat dissipation cost is reduced.
The model of the main motor 3 is 5IK40RGN-C, and the model of the auxiliary motor 8 is 5RK40GN-CF, so that the motor has the advantages of low noise, high efficiency, long service life and the like.
The working principle is as follows: the utility model discloses the cooling device of transformer is in the use, transformer oil in the oil tank 12 is heated and rises from oil tank 12 upper portion entering cooling tube 7, cooling tube 7 is an aluminium system pipeline, the thermal conductivity is splendid, after transformer oil removes the heat absorption of cooling tube 7 in with the fluid in cooling tube 7, transformer oil cooling descends, get into in the oil tank 12 again, give off the heat in the oil tank 12, then can switch on the external connection power, make motor work, main motor 3 drives flabellum 2 and rotates, accelerate near cooling tube 7 rate that the air flows, and then accelerate the radiating efficiency of 7 surperficial heats of cooling tube, at this moment, steerable auxiliary motor 8 drives rotating vane 10 low-speed rotation, rotation through rotating vane 10, make rotating vane 10 lead to the air flow that flabellum 2 causes, and then increase the scope that the air flows.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A cooling device of a transformer comprises a connecting rod (4), a shell (11) and an oil tank (12), and is characterized in that: the both ends symmetrical welding of connecting rod (4) has mounting bracket (1), and mounting bracket (1) is fixed at the both sides outer wall of oil tank (12) through gim peg (14), and installs main motor (3) on connecting rod (4), rotates on main motor (3) and installs flabellum (2), the both ends symmetrical welding of shell (11) has installation piece (6), and bolt fastening is passed through on mounting bracket (1) to the one end that installation piece (6) deviate from shell (11), and a terminal surface that is close to cooling tube (7) on shell (11) is fixed with mount (9), installs vice motor (8) in mount (9), rotates on vice motor (8) and installs rotation leaf (10), and rotation leaf (10) rotate and install in shell (11).
2. A cooling apparatus for a transformer according to claim 1, wherein: the radiating pipe (7) is installed to the both sides outer wall symmetry of oil tank (12), and radiating pipe (7) and oil tank (12) communicate each other, and radiating pipe (7) are just facing flabellum (2) and rotating vane (10).
3. A cooling apparatus for a transformer according to claim 1, wherein: the diameter of the rotating blade (10) is larger than that of the fan blade (2).
4. A cooling apparatus for a transformer according to claim 1, wherein: wiring ports (5) are formed in the upper surface of the oil tank (12), the number of the wiring ports (5) is four, and the four wiring ports (5) are distributed on the upper surface of the oil tank (12) in a rectangular array mode.
5. A cooling apparatus for a transformer according to claim 1, wherein: the shell (11) is designed in a way that the supporting rods are hollowed out.
6. A cooling apparatus for a transformer according to claim 1, wherein: the position department welding that contacts with mount (9) on shell (11) has mounting panel (13), and mounting panel (13) are located shell (11) surface intermediate position department.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921093302.2U CN209993448U (en) | 2019-07-12 | 2019-07-12 | Cooling device of transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921093302.2U CN209993448U (en) | 2019-07-12 | 2019-07-12 | Cooling device of transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209993448U true CN209993448U (en) | 2020-01-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921093302.2U Active CN209993448U (en) | 2019-07-12 | 2019-07-12 | Cooling device of transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209993448U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111899959A (en) * | 2020-07-19 | 2020-11-06 | 张晓卫 | Air-cooled energy-saving distribution transformer |
-
2019
- 2019-07-12 CN CN201921093302.2U patent/CN209993448U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111899959A (en) * | 2020-07-19 | 2020-11-06 | 张晓卫 | Air-cooled energy-saving distribution transformer |
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