CN210837396U

CN210837396U - Heat dissipation device based on power electronic transformer

Info

Publication number: CN210837396U
Application number: CN201922200585.2U
Authority: CN
Inventors: 马晓燕; 张松慧
Original assignee: Xinxiang Radio And Television University (xinxiang City Industrial School)
Current assignee: Xinxiang Radio And Television University (xinxiang City Industrial School)
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-06-23
Anticipated expiration: 2029-12-10

Abstract

The utility model discloses a heat abstractor based on power electronic transformer relates to transformer heat dissipation technical field. The utility model discloses a transformer housing, transformer housing side evenly runs through and is fixed with a plurality of first radiating fin, connect through the connecting rod transmission between a plurality of second radiating fin sides, curb plate lateral surface fixed mounting has the motor, motor output shaft one end runs through the curb plate and fixedly connected with transmission dish, the border department on transmission dish a surface is fixed with first cylinder, first cylinder week side is connected with the transfer line through the ring rotation, transfer line one end is passed through the ring and is connected with second cylinder week side rotation. The utility model discloses a design of first radiating fin, connecting rod, curb plate, driving plate and transfer line has improved the inside heat of transformer housing and has given off speed, and the heat of having avoided current transformer to produce leads to each subassembly energy consumption of system to increase, and efficiency reduces, and the problem of transformer is burnt out even to serious person.

Description

Heat dissipation device based on power electronic transformer

Technical Field

The utility model belongs to the technical field of the transformer heat dissipation, especially, relate to a heat abstractor based on power electronic transformer.

Background

A transformer is a device that changes an alternating voltage using the principle of electromagnetic induction. The transformer is used as key electrical equipment for power transmission, market demand is kept steadily increasing, and the transformer belongs to dangerous devices due to the fact that high voltage electricity is communicated in the transformer.

When the transformer works, a large amount of heat can be generated inside the transformer, so that the overall temperature of the transformer is greatly increased, the energy consumption of each component of the system is increased, the efficiency is reduced, and even the transformer is burnt by serious people.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heat abstractor based on power electronic transformer, through the design of first radiating fin, second radiating fin, connecting rod, curb plate, driving plate and transfer line, the heat of having solved current transformer production leads to each subassembly energy consumption of system to increase, and efficiency reduces, and the problem of transformer is burnt out even to serious person.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a heat dissipation device based on a power electronic transformer, which comprises a transformer shell; a plurality of first radiating fins are uniformly fixed on one side surface of the transformer shell in a penetrating manner, one side surface of each first radiating fin is positioned inside the transformer shell, the other side surface, positioned outside the transformer shell, of each first radiating fin is hinged with a second radiating fin through a rotating shaft, the two opposite side surfaces of each second radiating fin are hinged with a connecting rod through hinged supports, the side surfaces of the plurality of second radiating fins are connected through the connecting rod in a transmission manner, two side plates are symmetrically fixed on one side surface of the transformer shell and are respectively positioned on the two sides of the first radiating fins, a motor is fixedly installed on the outer side surface of each side plate, one end of a motor output shaft penetrates through the side plates and is fixedly connected with a transmission disc, a first cylinder is fixed on the edge of one surface of the transmission disc, a second cylinder is fixed on one side surface of the connecting rod, and, one end of the transmission rod is rotatably connected with the circumferential side surface of the second cylinder through a circular ring.

Further, radiating holes are evenly formed in the side face of the side plate and are located on one side of the first radiating fin.

Further, curb plate lateral surface fixed mounting has waterproof housing, the motor is located inside waterproof housing.

Furthermore, the bottom of the transformer shell is fixedly connected with a supporting column, and one end of the supporting column is fixedly connected with a damping rubber pad.

The utility model discloses following beneficial effect has:

the utility model discloses a first radiating fin, the second radiating fin, a connecting rod, a side plate, the design of driving disk and transfer line, the inside heat transfer of transformer housing is to first radiating fin, first radiating fin is through pivot with heat transfer to second radiating fin, the motor drives the driving disk simultaneously and rotates, the driving disk passes through the transfer line, the connecting rod drives second radiating fin along first radiating fin luffing motion, air flow around first radiating fin and the second radiating fin accelerates, thereby first radiating fin and second radiating fin and air circumstance's heat exchange rate has been accelerated, the inside heat of transformer housing has been improved and has been gived off speed, the heat of having avoided current transformer production leads to each subassembly energy consumption of system to increase, efficiency reduces, the problem of transformer is burnt even to the serious person.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a heat dissipation device based on a power electronic transformer;

FIG. 2 is a schematic diagram of the right view of FIG. 1;

FIG. 3 is a top view of the structure of FIG. 1;

FIG. 4 is a front view of the structure of FIG. 1;

FIG. 5 is an enlarged view of a portion of FIG. 4 at A;

in the drawings, the components represented by the respective reference numerals are listed below:

1-transformer shell, 101-first radiating fins, 102-second radiating fins, 103-connecting rods, 104-side plates, 105-motor, 106-driving disc, 107-driving rod, 108-radiating holes, 109-waterproof shell and 110-support.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention relates to a heat dissipation device based on a power electronic transformer, which includes a transformer housing 1; a plurality of first radiating fins 101 are uniformly fixed on one side surface of a transformer shell 1 in a penetrating manner, one side surface of each first radiating fin 101 is positioned inside the transformer shell 1, the other side surface of each first radiating fin 101, which is positioned outside the transformer shell 1, is hinged with a second radiating fin 102 through a rotating shaft, two opposite side surfaces of each second radiating fin 102 are hinged with a connecting rod 103 through hinged supports, the side surfaces of the plurality of second radiating fins 102 are in transmission connection through the connecting rods 103, two side plates 104 are symmetrically fixed on one side surface of the transformer shell 1, the side plates 104 are respectively positioned on two sides of the first radiating fins 101, a motor 105 is fixedly installed on the outer side surface of each side plate 104, one end of an output shaft of the motor 105 penetrates through the side plates 104 and is fixedly connected with a transmission disc 106, a first cylinder is fixed on the edge of one surface of the transmission disc 106, a second, one end of the transmission rod 107 is rotatably connected with the circumferential side surface of the second cylinder through a circular ring.

As shown in fig. 1-2, heat dissipation holes 108 are uniformly formed in the side surface of the side plate 104, the heat dissipation holes 108 are located on one side of the first heat dissipation fins 101, and the heat dissipation holes 108 facilitate heat dissipation of the first heat dissipation fins 101 and the second heat dissipation fins 102.

As shown in fig. 1-2, a waterproof casing 109 is fixedly mounted on an outer side surface of the side plate 104, and the motor 105 is located inside the waterproof casing 109 to prevent the motor 105 from being exposed to rain.

Wherein, as shown in fig. 4, the bottom of the transformer housing 1 is fixedly connected with a support column 110, one end of the support column 110 is fixedly connected with a shock-absorbing rubber pad, so as to improve the stability of the transformer housing 1,

the motor 105 is electrically connected with an external existing PLC through a wire, and all power consumption is provided by an external power supply.

The working principle of the embodiment is as follows: during the use, the heat inside transformer housing 1 is transferred to first radiating fin 101, first radiating fin 101 transfers the heat to second radiating fin 102 through the pivot, PLC controller control motor 105 drives driving disc 106 and rotates simultaneously, driving disc 106 passes through transfer line 107, connecting rod 103 drives second radiating fin 102 and swings from top to bottom along first radiating fin 101, the air flow around first radiating fin 101 and the second radiating fin 102 is accelerated, thereby the heat exchange rate of first radiating fin 101 and second radiating fin 102 and the air circumstance is accelerated, the heat dissipation speed inside transformer housing 1 has been improved, the heat that has avoided current transformer to produce leads to each subassembly energy consumption of system to increase, the efficiency reduces, the problem that serious person burns the transformer even.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A heat sink based on power electronic transformer, including the transformer body (1); the method is characterized in that: a plurality of first radiating fins (101) evenly run through and are fixed on one side of the transformer shell (1), one side of each first radiating fin (101) is located inside the transformer shell (1), the other side, located outside the transformer shell (1), of each first radiating fin (101) is hinged with a second radiating fin (102) through a rotating shaft, one side face of each second radiating fin (102) opposite to the side face is hinged with a connecting rod (103) through a hinged support, the second radiating fins (102) are connected between the side faces in a transmission mode through the connecting rods (103), two side plates (104) are symmetrically fixed on one side face of the transformer shell (1), the side plates (104) are located on two sides of the first radiating fins (101) respectively, a motor (105) is fixedly installed on the outer side face of each side plate (104), and one end of an output shaft of the motor (105) runs through the side plates (104) and is fixedly connected, the edge of a surface of the transmission disc (106) is fixed with a first cylinder, one side of the connecting rod (103) is fixed with a second cylinder, the circumferential side of the first cylinder is connected with a transmission rod (107) in a rotating mode through a ring, and one end of the transmission rod (107) is connected with the circumferential side of the second cylinder in a rotating mode through the ring.

2. The heat dissipation device based on the power electronic transformer as claimed in claim 1, wherein heat dissipation holes (108) are uniformly formed in the side surface of the side plate (104), and the heat dissipation holes (108) are located on one side of the first heat dissipation fins (101).

3. A heat sink based on a power electronic transformer according to claim 1, wherein a waterproof casing (109) is fixedly installed on the outer side of the side plate (104), and the motor (105) is located inside the waterproof casing (109).

4. A heat sink based on a power electronic transformer according to claim 1, characterized in that a support column (110) is fixedly connected to the bottom of the transformer housing (1), and a shock-absorbing rubber pad is fixedly connected to one end of the support column (110).