CN216250291U

CN216250291U - Safe radiating transformer

Info

Publication number: CN216250291U
Application number: CN202122138352.1U
Authority: CN
Inventors: 王琳
Original assignee: Individual
Current assignee: Shaanxi Jinsheng Wanrong Electric Co ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-04-08
Anticipated expiration: 2031-09-06

Abstract

The utility model discloses a transformer capable of safely dissipating heat, and relates to the technical field of transformers. According to the utility model, through the matching of the radiating fins, the radiating holes, the motor, the fan and the internal structure of the refrigerant cooling device, the volatilization of the heat on the surface of the transformer through the radiating holes is accelerated by the radiating fins, the fan blades of the fan are driven by the motor to rotate to accelerate the air flow, the ice water is added into the cooling box through the liquid inlet pipe, the heat conduction is accelerated by the heat conducting metal sheets and the heat conducting columns, the heat is exchanged with the refrigerant, and the cooling is carried out.

Description

Safe radiating transformer

Technical Field

The utility model relates to the technical field of transformers, in particular to a transformer capable of safely dissipating heat.

Background

The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, is composed of a primary coil, a secondary coil and an iron core, is mainly used for voltage transformation, current transformation, impedance transformation, isolation and voltage stabilization, and is widely applied in the field of electric power.

The following problems exist in the prior art:

1. when the existing transformer is used, the transformer is in a heating state for a long time due to the fact that the iron core and the coil are lost and the lead heats, although an oil circulation radiator is arranged inside the transformer, the requirement of cooling most of step-down devices outdoors cannot be met;

2. when the existing transformer is used, the magnetic leakage between the magnetostriction and the lamination at the joint of the silicon steel sheets causes the vibration of an iron core, and when the resonance phenomenon of the transformer is serious, the adverse effects are generated on the stability of installation of the device and the long-term use of components inside the device.

SUMMERY OF THE UTILITY MODEL

The utility model provides a transformer capable of safely dissipating heat, which aims to have the capability of efficiently and quickly cooling the transformer and solve the problem that the transformer cannot meet the heat dissipation requirement inside the device only by an internal oil circulation radiator; the other purpose is to solve the problem of adverse effect of transformer vibration on the stability of the installation of internal components and devices so as to achieve the effect of reducing the internal vibration of the transformer.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

the utility model provides a safe radiating transformer, includes the transformer main part, the outside of transformer main part is provided with protector, protector's inside is provided with the sound absorbing column, protector's inside is provided with heat dissipation mechanism, protector's downside is provided with damper.

The heat dissipation mechanism comprises a heat dissipation sheet, and a refrigerant cooling device is arranged on the lower side of the heat dissipation sheet.

The damping mechanism comprises a damping mechanism casing, and a closed damping cover and a second spring device are arranged in the damping mechanism casing.

The technical scheme of the utility model is further improved as follows: the bottom of the sound absorption column is fixedly connected with the top of the refrigerant cooling device, a heat dissipation opening is formed in the side face of the protection device, and one side of the heat dissipation piece is fixedly connected with the inner wall of the protection device.

The technical scheme of the utility model is further improved as follows: the heat dissipation mechanism comprises a motor and a fan, the bottom of the motor is fixedly connected with the top of the refrigerant cooling device, and one end of the fan is fixedly connected with an output shaft of the motor.

The technical scheme of the utility model is further improved as follows: the refrigerant cooling device comprises a cooling box and a liquid inlet pipe, wherein one end of the liquid inlet pipe extends into the cooling box and is fixedly connected with the inner surface and the outer surface of the cooling box.

The technical scheme of the utility model is further improved as follows: the cooling box is characterized in that a heat-conducting metal sheet is arranged inside the cooling box, the top of the heat-conducting metal sheet is fixedly connected with the inner wall of the cooling box, the bottom of the heat-conducting metal sheet is fixedly connected with a heat-conducting column, a through hole is formed in the heat-conducting column, and a liquid discharge pipe is fixedly mounted on one side of the cooling box.

The technical scheme of the utility model is further improved as follows: the damping mechanism is characterized in that a fixing device is fixedly mounted at the bottom of the damping mechanism, a first spring device is arranged in the closed damping cover, the top of the closed damping cover is fixedly connected with the inner wall of a damping mechanism casing, the damping mechanism comprises a pressure-bearing device, and the bottom of the pressure-bearing device extends to the inside of the closed damping cover and is fixedly connected with the top of the first spring device.

The technical scheme of the utility model is further improved as follows: the damping mechanism comprises a sliding rod, the top of the sliding rod is fixedly connected with the bottom of the first spring device, the bottom end of the sliding rod extends to the lower side of the closed damping cover and is fixedly connected with the top of the second spring device, and the bottom of the second spring device is fixedly connected with the inner wall of the damping mechanism casing.

Due to the adoption of the technical scheme, compared with the prior art, the utility model has the technical progress that:

1. the utility model provides a transformer capable of safely dissipating heat, which adopts the matching among radiating fins, a radiating port, a motor, a fan and the internal structure of a refrigerant cooling device, utilizes the radiating fins to accelerate the volatilization of the heat on the surface of the transformer through the radiating port, utilizes the motor to drive fan blades of the fan to rotate to accelerate the air flow, adds ice water into a cooling box through a liquid inlet pipe, utilizes a heat conducting metal sheet and a heat conducting column to accelerate heat conduction and exchange heat with the refrigerant, and cools.

2. The utility model provides a safe heat-radiating transformer, which adopts the matching among a damping mechanism casing, a closed damping cover, a first spring device, a pressure-bearing device, a sliding rod and a second spring device, bears the vibration load of an upper transformer through the pressure-bearing device and transmits the vibration load to the first spring device, drives the sliding rod to push the second spring device downwards through the compression of the first spring device, and utilizes the second spring device to contract in water in the damping mechanism casing to offset the vibration load so as to damp.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a perspective view of the heat dissipation mechanism of the present invention;

FIG. 3 is a schematic cross-sectional view of a refrigerant cooling device according to the present invention;

fig. 4 is a schematic cross-sectional view of a structural damping mechanism of the present invention.

In the figure: 1. a transformer body; 2. a guard; 21. a sound absorbing column; 3. a heat dissipation mechanism; 31. a heat sink; 32. a heat dissipation port; 33. a motor; 34. a fan; 35. a refrigerant cooling device; 351. a cooling box; 352. a liquid inlet pipe; 353. a heat conductive metal sheet; 354. a heat-conducting column; 355. a through hole; 356. a liquid discharge pipe; 4. a damping mechanism; 41. a damping mechanism housing; 42. closing the shock-absorbing cover; 43. a first spring means; 44. a pressure-bearing device; 45. a slide bar; 46. a second spring means; 5. and (4) a fixing device.

Detailed Description

The present invention will be described in further detail with reference to the following examples:

example 1

As shown in fig. 1-4, the present invention provides a transformer with safe heat dissipation, which comprises a transformer body 1, a protection device 2 is disposed on the outer side of the transformer body 1, a sound absorption column 21 is disposed inside the protection device 2, a heat dissipation mechanism 3 is disposed inside the protection device 2, a shock absorption mechanism 4 is disposed on the lower side of the protection device 2, the heat dissipation mechanism 3 comprises a heat dissipation sheet 31, a refrigerant cooling device 35 is disposed on the lower side of the heat dissipation sheet 31, the shock absorption mechanism 4 comprises a shock absorption mechanism casing 41, a closed shock absorption cover 42 and a second spring device 46 are disposed inside the shock absorption mechanism casing 41, the bottom of the sound absorption column 21 is fixedly connected with the top of the refrigerant cooling device 35, a heat dissipation port 32 is disposed on the side surface of the protection device 2, one side of the heat dissipation sheet 31 is fixedly connected with the inner wall of the protection device 2, the heat dissipation mechanism 3 comprises a motor 33 and a fan 34, the bottom of the motor 33 is fixedly connected with the top of the cooling device 35, one end of the fan 34 is fixedly connected with an output shaft of the motor 33.

In this embodiment, transformer body 1 is when using, because iron core and coil loss, the wire generates heat and is in the state of generating heat when causing the transformer to use, simply can't satisfy the cooling demand through the inside oil circulation radiator of transformer, utilizes motor 33 to drive the fan blade rotation of fan 34 for the air flow, utilizes fin 31 to accelerate transformer surface heat and volatilize through thermovent 32.

Example 2

As shown in fig. 1 to 4, on the basis of embodiment 1, the present invention provides a technical solution: preferably, refrigerant heat sink 35 is including cooling case 351 and feed liquor pipe 352, and the one end of feed liquor pipe 352 extends to cooling case 351's inside, and with cooling case 351's inside and outside fixed surface connection, cooling case 351's inside is provided with heat conduction sheetmetal 353, the top of heat conduction sheetmetal 353 and cooling case 351's inner wall fixed connection, heat conduction sheet metal 353's bottom fixedly connected with heat conduction post 354, through-hole 355 has been seted up to heat conduction post 354, one side fixed mounting of cooling case 351 has fluid-discharge tube 356.

In this embodiment, ice water is added into the cooling box 351 through the liquid inlet pipe 352, the ice water flows through the through hole 355 in the cooling box 351 to absorb heat, and the heat conduction metal sheet 353 and the heat conduction column 354 are matched to accelerate the heat conduction of the transformer to the inside of the cooling box 351, exchange heat with a refrigerant, and perform cooling.

Example 3

As shown in fig. 1 to 4, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the fixing device 5 is fixedly mounted at the bottom of the damping mechanism 4, the first spring device 43 is arranged inside the closed damping cover 42, the top of the closed damping cover 42 is fixedly connected with the inner wall of the damping mechanism casing 41, the damping mechanism 4 comprises a pressure-bearing device 44, the bottom of the pressure-bearing device 44 extends to the inside of the closed damping cover 42 and is fixedly connected with the top of the first spring device 43, the damping mechanism 4 comprises a sliding rod 45, the top of the sliding rod 45 is fixedly connected with the bottom of the first spring device 43, the bottom of the sliding rod 45 extends to the lower side of the closed damping cover 42 and is fixedly connected with the top of the second spring device 46, and the bottom of the second spring device 46 is fixedly connected with the inner wall of the damping mechanism casing 41.

In this embodiment, the pressure-receiving device 44 receives the vibration load of the upper transformer and transmits the vibration load to the first spring device 43, the sliding rod 45 is driven by the compression of the first spring device 43 to push the second spring device 46 downward, and the second spring device 46 contracts in the water inside the damper housing 41 to offset the vibration load and damp the vibration.

The working principle of the transformer with safe heat dissipation will be described in detail below.

As shown in fig. 1-4, when the transformer body 1 is in use, the transformer is in a heating state when in use due to the loss of the iron core and the coil, and the heat generated by the lead wire is simply in a heating state when in use, and the cooling requirement cannot be met by an oil circulation radiator inside the transformer, the fan blade of the fan 34 is driven to rotate by the motor 33 to accelerate the air flow, the heat on the surface of the transformer is accelerated to volatilize through the heat dissipating port 32 by the heat dissipating fin 31, the ice water is added into the cooling box 351 through the liquid inlet pipe 352, the ice water flows through the through hole 355 inside the cooling box 351 to absorb the heat, the heat of the transformer is accelerated to be conducted into the cooling box 351 by the heat conducting metal sheet 353 and the heat conducting column 354 to exchange heat with the refrigerant, the cooling is performed, so that the transformer has the capability of high-efficiency and rapid cooling, the vibration load of the upper transformer is borne by the pressure-bearing device 44 and is transmitted to the first spring device 43, the sliding rod 45 is driven to push the second spring device 46 downwards by the compression of the first spring device 43, utilize the aquatic shrink of second spring device 46 in the damper housing 41 inside, offset the vibration load, carry out the shock attenuation, solve the problem of the adverse effect of transformer vibration to the stability of internal components and device installation, reduce the internal vibration of transformer.

The present invention has been described in general terms in the foregoing, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto based on the present invention. Therefore, modifications or improvements are within the scope of the utility model without departing from the spirit of the inventive concept.

Claims

1. The utility model provides a safe radiating transformer, includes transformer main part (1), the outside of transformer main part (1) is provided with protector (2), the inside of protector (2) is provided with sound absorbing column (21), its characterized in that: a heat dissipation mechanism (3) is arranged inside the protection device (2), and a damping mechanism (4) is arranged on the lower side of the protection device (2);

the heat dissipation mechanism (3) comprises a heat dissipation fin (31), and a refrigerant cooling device (35) is arranged on the lower side of the heat dissipation fin (31);

the damping mechanism (4) comprises a damping mechanism casing (41), and a closed damping cover (42) and a second spring device (46) are arranged in the damping mechanism casing (41).

2. A transformer for safe heat dissipation according to claim 1, wherein: the bottom of the sound absorption column (21) is fixedly connected with the top of the refrigerant cooling device (35), the side face of the protection device (2) is provided with a heat dissipation opening (32), and one side of the heat dissipation sheet (31) is fixedly connected with the inner wall of the protection device (2).

3. A transformer for safe heat dissipation according to claim 1, wherein: the heat dissipation mechanism (3) comprises a motor (33) and a fan (34), the bottom of the motor (33) is fixedly connected with the top of the refrigerant cooling device (35), and one end of the fan (34) is fixedly connected with an output shaft of the motor (33).

4. A transformer for safe heat dissipation according to claim 1, wherein: the refrigerant cooling device (35) comprises a cooling box (351) and a liquid inlet pipe (352), wherein one end of the liquid inlet pipe (352) extends to the inside of the cooling box (351) and is fixedly connected with the inner surface and the outer surface of the cooling box (351).

5. A transformer for safe heat dissipation according to claim 4, wherein: the cooling box (351) is internally provided with a heat-conducting metal sheet (353), the top of the heat-conducting metal sheet (353) is fixedly connected with the inner wall of the cooling box (351), the bottom of the heat-conducting metal sheet (353) is fixedly connected with a heat-conducting column (354), a through hole (355) is formed in the heat-conducting column (354), and a liquid discharge pipe (356) is fixedly mounted on one side of the cooling box (351).

6. A transformer for safe heat dissipation according to claim 1, wherein: the damping mechanism is characterized in that a fixing device (5) is fixedly mounted at the bottom of the damping mechanism (4), a first spring device (43) is arranged inside the closed damping cover (42), the top of the closed damping cover (42) is fixedly connected with the inner wall of the damping mechanism casing (41), the damping mechanism (4) comprises a pressure bearing device (44), and the bottom of the pressure bearing device (44) extends to the inside of the closed damping cover (42) and is fixedly connected with the top of the first spring device (43).

7. A transformer for safe heat dissipation according to claim 1, wherein: damper (4) including slide bar (45), the top of slide bar (45) and the bottom fixed connection of first spring device (43), the bottom of slide bar (45) extends to the downside that seals damper housing (42), and with the top fixed connection of second spring device (46), the bottom of second spring device (46) and the inner wall fixed connection of damper housing (41).