CN219123061U - Quick heat abstractor of intermediate frequency transformer - Google Patents
Quick heat abstractor of intermediate frequency transformer Download PDFInfo
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- CN219123061U CN219123061U CN202123186324.3U CN202123186324U CN219123061U CN 219123061 U CN219123061 U CN 219123061U CN 202123186324 U CN202123186324 U CN 202123186324U CN 219123061 U CN219123061 U CN 219123061U
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- intermediate frequency
- frequency transformer
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The utility model relates to a rapid heat dissipation device of an intermediate frequency transformer, wherein the intermediate frequency transformer is arranged in a box body, an air inlet hole is formed in the side wall of the box body, and an air outlet is formed in the box body; a rotating shaft is penetrated in the air outlet, a fan blade group is fixedly sleeved on the rotating shaft, and a pneumatic assembly is arranged at the upper end of the rotating shaft; a driving motor is also arranged in the box body; the lower end of the rotating shaft is sleeved with a first end face gear, the lower end face of the first end face gear is provided with matching teeth, the motor shaft is provided with a second end face gear, and the upper end face of the second end face gear is provided with matching teeth; the motor shaft is provided with a spiral guide groove, and the second end face gear is provided with a matching bulge; the intermediate frequency transformer is provided with a temperature control switch which is connected with the driving motor; according to the device, when the temperature in the box is not high, the fan blade group is driven by natural wind to rotate for heat dissipation, when the temperature of the intermediate frequency transformer is too high, the fan blade group is driven by the driving motor to rotate rapidly for heat dissipation, automatic switching is performed according to temperature change, the service life of the device is effectively prolonged, and energy is saved.
Description
Technical Field
The utility model relates to the technical field of transformers, in particular to a rapid heat dissipation device for an intermediate frequency transformer.
Background
With the rapid increase of urban scale and the high-speed development of information technology, the sensitive load and nonlinear load in the power grid are more and more, the alternating current power distribution network is faced with a series of electric energy quality problems such as large line loss, tension in a power supply corridor, instantaneous voltage drop, voltage fluctuation, harmonic wave of the power grid, aggravation of three-phase imbalance phenomenon and the like, the direct current power distribution network has better performance than alternating current in the aspects of conveying capacity, controllability, improving the power quality and the like, the electric energy quality can be effectively improved, the electric energy loss and the operation cost are reduced, the contradiction between a large power grid and a distributed power supply is coordinated, the value and benefit of the distributed power supply are fully exerted, in the direct current networking, a kilohertz-level intermediate frequency transformer is needed for realizing the conversion of a low-voltage direct current system and a high-voltage direct current system, the amorphous alloy is thinner than a silicon strip, the characteristics of small iron core loss are realized, the intermediate frequency transformer is higher than the power density of the power frequency transformer, the volume of the intermediate frequency amorphous alloy transformer is obviously reduced, the weight is lighter, the whole equipment has the characteristics of miniaturization and light intermediate frequency, and the intermediate frequency transformer is used as a future transformer for the development trend of the transformer of the future amorphous alloy; the common intermediate frequency transformer is arranged in the control box and is provided with holes on the side wall of the control box for radiating, and the radiating speed of the radiating mode is slow, so that the radiating of the intermediate frequency transformer in a long-time high-load working state is not facilitated, and the service life of the intermediate frequency transformer is influenced; based on the above, the utility model designs a rapid heat dissipation device for an intermediate frequency transformer to solve the above problems.
Disclosure of Invention
The utility model aims to provide a rapid heat dissipation device for an intermediate frequency transformer, which is used for solving the problems in the background technology.
In order to solve the problems, the utility model provides a rapid heat dissipation device for an intermediate frequency transformer, wherein the intermediate frequency transformer of the rapid heat dissipation device for the intermediate frequency transformer is arranged in a box body, a plurality of air inlets are formed in the side wall of the box body, and an air outlet is formed in the middle of the top end of the box body; the inner wall of the air outlet is provided with a bracket, a rotating shaft vertically penetrates through the bracket, a fan blade group is fixedly sleeved on the rotating shaft and positioned in the air outlet, and a pneumatic assembly is arranged at the upper end of the rotating shaft; the box body is internally provided with a driving motor which is fixed at the inner top of the box body through a mounting frame, the driving motor is arranged right below the rotating shaft, and the axis of a motor shaft of the driving motor is coincident with the axis of the rotating shaft; the lower end part of the rotating shaft is fixedly sleeved with a first end face gear, the lower end face of the first end face gear is provided with matching teeth, the upper end of the motor shaft is sleeved with a second end face gear, and the upper end face of the second end face gear is provided with matching teeth corresponding to the first end face gear; a spiral guide groove is formed in the side wall of the motor shaft, a matching protrusion corresponding to the spiral guide groove is formed in the inner wall of the second end face gear, and the matching protrusion is matched with the spiral guide groove; the intermediate frequency transformer is provided with a temperature control switch, and the temperature control switch is connected with the driving motor through a wire.
The utility model provides a rapid heat dissipation device for an intermediate frequency transformer, which is characterized by comprising the following steps:
further, a plurality of pneumatic blades of the pneumatic assembly are uniformly distributed relative to the axis of the rotating shaft and are connected with the rotating shaft through thin rods.
Further, a rain shielding roof is further arranged on the upper roof of the box body, and the shielding area of the rain shielding roof is larger than the upper roof area of the box body; the rotating shaft penetrates through the rain shielding roof, and the pneumatic assembly is located above the rain shielding roof.
Further, a rain cover is arranged above the matching part of the rotating shaft and the rain shielding top, and the rain cover is fixedly arranged on the rotating shaft.
Further, the matching teeth on the first face gear and the second face gear are unidirectional ratchets.
Further, a tension spring is connected between the lower end face of the second end face gear and a motor shaft of the driving motor.
Further, the air inlet hole is arranged at a position of the lower side wall of the box body.
Further, a dustproof net is arranged on the outer side of the air inlet hole.
Further, a shock absorption seat is arranged in the box body, and the intermediate frequency transformer is arranged on the shock absorption seat.
The utility model has the following beneficial effects: the device has reasonable structure and ingenious matching, when the temperature of the intermediate frequency transformer does not exceed the trigger value of the temperature control switch, the first end face gear and the second end face gear are in a separated state, and the external natural wind drives the pneumatic assembly to drive the fan blade group to rotate so as to radiate heat in the inner cavity of the box body; when the temperature of intermediate frequency transformer exceeds temperature switch's trigger value, temperature switch starts driving motor work, and driving motor's motor shaft rotates, and second face gear is because inertia takes place relative rotation with the motor shaft to upwards move along spiral guide slot and be close to and with first face gear cooperation transmission, thereby drive the flabellum group and rotate fast and dispel the heat, this application can be according to temperature change automatic switch-over heat dissipation mode, thereby extension equipment life more effectively, the energy saving.
Drawings
FIG. 1 is a cross-sectional view of an embodiment of the present utility model;
fig. 2 is an enlarged view at a in fig. 1.
11. An intermediate frequency transformer; 12. a shock absorption seat; 21. a case; 22. an air inlet hole; 23. support legs; 24. a dust screen; 25. A bolt; 26. an air outlet; 27. a bracket; 28. rain shielding roof; 31. a driving motor; 32. a mounting frame; 33. a temperature control switch; 34. a wire; 35. a motor shaft; 36. a spiral guide groove; 37. a tension spring; 38. a second face gear; 39. mating teeth; 41. A rotating shaft; 42. a fan blade group; 43. a rain cover; 44. a thin rod; 45. wind-driven vanes; 46. a first end face gear; 47. a screw cap; 48. and the matching bulge.
Detailed Description
The utility model will be described in detail hereinafter with reference to the drawings in conjunction with embodiments. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
In the embodiment of the rapid heat dissipation device for an intermediate frequency transformer of the present utility model shown in fig. 1 to 2, an intermediate frequency transformer 11 of the rapid heat dissipation device for an intermediate frequency transformer is installed in a box 21, a plurality of air inlets 22 are formed on the side wall of the box 21, and an air outlet 26 is formed in the middle of the top end of the box 21; the inner wall of the air outlet 26 is provided with a bracket 27, a rotating shaft 41 vertically penetrates through the bracket 27, a fan blade group 42 is fixedly sleeved on the rotating shaft 41, the fan blade group 42 is positioned in the air outlet 26, the upper end of the rotating shaft 41 is provided with a pneumatic component, and natural wind can drive the pneumatic component to drive the rotating shaft 41 to rotate; a driving motor 31 fixed on the inner top of the box body 21 through a mounting frame 32 is further arranged in the box body 21, the driving motor 31 is arranged right below the rotating shaft 41, and the axis of a motor shaft 35 of the driving motor 31 is overlapped with the axis of the rotating shaft 41; the lower end part of the rotating shaft 41 is fixedly sleeved with a first face gear 46, the lower end surface of the first face gear 46 is provided with a matched tooth 39, the upper end of the motor shaft 35 is sleeved with a second face gear 38, and the upper end surface of the second face gear 38 is provided with a matched tooth 39 corresponding to the first face gear 46; a spiral guide groove 36 is formed in the side wall of the motor shaft 35, a matching protrusion 48 corresponding to the spiral guide groove 36 is formed in the inner wall of the second face gear 38, and the matching protrusion 48 is matched with the spiral guide groove 36; the intermediate frequency transformer 11 is provided with a temperature control switch 33, and the temperature control switch 33 is connected with the driving motor 31 through a lead 34.
In the application process, when the temperature of the intermediate frequency transformer 11 does not exceed the trigger value of the temperature control switch 33, the second face gear 38 is in a separation state with the first face gear 46 under the action of gravity, and the outside natural wind drives the pneumatic assembly to drive the fan blade group 42 to rotate, so that air slowly flows into the air inlet 22 to take away the heat of the intermediate frequency transformer 11 and discharge the heat from the air outlet 26, and the inner cavity of the box 21 is slowly cooled; when the temperature of the intermediate frequency transformer 11 caused by continuous high-load operation exceeds the trigger value of the temperature control switch 33, the temperature control switch 33 is enabled to start the driving motor 31 to work, when the motor shaft 35 of the driving motor 31 starts to rotate, the second face gear 38 and the motor shaft 35 relatively rotate due to inertia, the second face gear 38 and the motor shaft 35 are installed in a matched mode through the spiral guide groove 36 and the matched protrusion 48, so that the second face gear 38 rotates along the direction of the spiral guide groove 36 and is close to and matched with the first face gear 46 for transmission, the fan blade group 42 is directly driven by the driving motor 31 to rotate rapidly for heat dissipation, when the temperature of the intermediate frequency transformer 11 is reduced to be lower than the trigger value of the temperature control switch 33, the driving motor 31 is turned off by the temperature control switch 33, and the second face gear 38 is separated from the first face gear 46 under the action of gravity; according to the heat dissipation device, the heat dissipation mode can be automatically switched according to temperature change, so that the service life of the device is prolonged more effectively, and energy is saved.
In one embodiment of the present application, preferably, the wind blades 45 of the wind assembly are uniformly distributed with a plurality of wind blades and are connected with the rotating shaft 41 through thin rods 44, the wind blades 45 are hemispherical shells, and the opening direction is symmetrical with respect to the center of the axis of the rotating shaft 41, so that the wind blades are beneficial to always rotating in the same direction under the action of natural wind, and the heat dissipation efficiency is improved.
In one embodiment of the present application, preferably, the top of the box 21 is further provided with a rain shielding top 28, and the shielding area of the rain shielding top 28 is larger than the top area of the box 21; the rotating shaft 41 penetrates through the rain shielding roof 28, and the pneumatic assembly is located above the rain shielding roof 28, so that rainwater and foreign matters are prevented from entering from the air outlet 26.
In one embodiment of the present application, preferably, a rain cover 43 is disposed above the matching portion of the rotating shaft 41 and the rain cover 28, and the rain cover 43 is fixedly installed on the rotating shaft 41, so that rainwater is prevented from entering a gap between the rotating shaft 41 and the matching portion of the rain cover 28, and reliability is improved.
In one embodiment of the present application, the mating teeth 39 on the first face gear 46 and the second face gear 38 are preferably unidirectional ratchet teeth, so as to improve the smoothness during the docking and facilitate the detachment of the two face teeth.
In one embodiment of the present application, preferably, a tension spring 37 is connected between the lower end face of the second face gear 38 and the motor shaft 35 of the driving motor 31, so as to facilitate the quick detachment of the second face gear 38 from the first face gear 46.
In one embodiment of the present application, the air inlet hole 22 is preferably disposed at a position where a sidewall of the case 21 is biased downward, so as to expand a flow range of the air flow in the case 21.
In one embodiment of the present application, a dust screen 24 is preferably disposed outside the air inlet hole 22 to prevent foreign matters, dust, etc. from entering from the air inlet hole 22.
In one embodiment of the present application, preferably, a damper base 12 is disposed in the box 21, and the intermediate frequency transformer 11 is mounted on the damper base 12, so as to avoid the intermediate frequency transformer 11 from being damaged by external vibration, and improve the reliability of the device.
In one embodiment of the present application, preferably, the bottom four corners of the box 21 are provided with supporting legs 23, and the supporting legs 23 are fixedly connected with the ground through bolts 25, so that the overall dampproof effect of the box 21 is improved.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (9)
1. The quick heat dissipation device for the intermediate frequency transformer is characterized in that the intermediate frequency transformer is arranged in a box body, a plurality of air inlets are formed in the side wall of the box body, and an air outlet is formed in the middle of the top end of the box body; the inner wall of the air outlet is provided with a bracket, a rotating shaft vertically penetrates through the bracket, a fan blade group is fixedly sleeved on the rotating shaft and positioned in the air outlet, and a pneumatic assembly is arranged at the upper end of the rotating shaft; the box body is internally provided with a driving motor which is fixed at the inner top of the box body through a mounting frame, the driving motor is arranged right below the rotating shaft, and the axis of a motor shaft of the driving motor is coincident with the axis of the rotating shaft; the lower end part of the rotating shaft is fixedly sleeved with a first end face gear, the lower end face of the first end face gear is provided with matching teeth, the upper end of the motor shaft is sleeved with a second end face gear, and the upper end face of the second end face gear is provided with matching teeth corresponding to the first end face gear; a spiral guide groove is formed in the side wall of the motor shaft, a matching protrusion corresponding to the spiral guide groove is formed in the inner wall of the second end face gear, and the matching protrusion is matched with the spiral guide groove; the intermediate frequency transformer is provided with a temperature control switch, and the temperature control switch is connected with the driving motor through a wire.
2. The rapid heat dissipation device of an intermediate frequency transformer according to claim 1, wherein: the pneumatic blades of the pneumatic assembly are uniformly distributed on the axis of the rotating shaft and connected with the rotating shaft through thin rods.
3. The rapid heat dissipation device of an intermediate frequency transformer according to claim 2, wherein: the upper roof of the box body is also provided with a rain shielding roof, and the shielding area of the rain shielding roof is larger than the upper roof area of the box body; the rotating shaft penetrates through the rain shielding roof, and the pneumatic assembly is located above the rain shielding roof.
4. A fast heat sink for an intermediate frequency transformer as recited in claim 3 wherein: the rain cover is arranged above the matching part of the rotating shaft and the rain shielding top and is fixedly arranged on the rotating shaft.
5. The rapid heat dissipation device of an intermediate frequency transformer according to claim 1, wherein: the matching teeth on the first face gear and the second face gear are unidirectional ratchets.
6. The rapid heat dissipation device of an intermediate frequency transformer according to claim 1, wherein: and a tension spring is connected between the lower end face of the second end face gear and a motor shaft of the driving motor.
7. The rapid heat dissipation device of an intermediate frequency transformer according to claim 1, wherein: the air inlet hole is arranged at a position of the lower side wall of the box body.
8. The rapid heat dissipation device of an intermediate frequency transformer according to claim 1, wherein: and a dustproof net is arranged on the outer side of the air inlet hole.
9. The rapid heat dissipation device of an intermediate frequency transformer according to claim 1, wherein: the box body is internally provided with a damping seat, and the intermediate frequency transformer is arranged on the damping seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123186324.3U CN219123061U (en) | 2021-12-17 | 2021-12-17 | Quick heat abstractor of intermediate frequency transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123186324.3U CN219123061U (en) | 2021-12-17 | 2021-12-17 | Quick heat abstractor of intermediate frequency transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219123061U true CN219123061U (en) | 2023-06-02 |
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ID=86526498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123186324.3U Active CN219123061U (en) | 2021-12-17 | 2021-12-17 | Quick heat abstractor of intermediate frequency transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219123061U (en) |
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2021
- 2021-12-17 CN CN202123186324.3U patent/CN219123061U/en active Active
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