CN211237855U

CN211237855U - Resistor box radiator

Info

Publication number: CN211237855U
Application number: CN202020233457.8U
Authority: CN
Inventors: 冯东; 吴家宝; 吴亚楠; 金齐旺
Original assignee: Bengbu Vanke Electronic Science and Technology Co Ltd
Current assignee: Bengbu Vanke Electronic Science and Technology Co Ltd
Priority date: 2020-02-28
Filing date: 2020-02-28
Publication date: 2020-08-11
Anticipated expiration: 2030-02-28

Abstract

The utility model discloses a resistance box radiator, including first heating panel, set up a plurality of second heating panel on first heating panel, set up a plurality of heat pipe on the second heating panel, set up heat radiation fins and radiator fan who keeps away from the one side of second heating panel at first heating panel. The heat pipe of the utility model conducts heat, and has higher efficiency than the traditional air transmission; the addition of the electronic refrigerating sheet is beneficial to enhancing the heat dissipation effect, and the electronic refrigerating sheet has low cost, good refrigerating effect and small occupied space; through setting up radiator fan in the resistance box outside, be favorable to sealed resistance box, prevent that the dust from getting into resistance box, be favorable to maintaining resistance box internal circuit safety and stability, through adopting the design of second fin grafting on first fin, can be according to the different resistance board overall arrangement second fin of pegging graft not unidimensional, the using-way is nimble, the different model resistance boxes of adaptation.

Description

Resistor box radiator

Technical Field

The utility model relates to a resistance box radiator belongs to resistance box technical field.

Background

A neutral point grounding resistor box (hereinafter referred to as a resistor box) is another novel resistor product for applying a resistor in an electric power system. The resistance box is coupled between a neutral point of a transformer of the power system and the ground. When the system has a ground fault, the resistance box limits the fault current, and cuts off a fault line or sends out a fault alarm signal through the converted current signal. Meanwhile, as the system is connected into the resistance box, the possible damage to the insulation of the line and the equipment is avoided, and the economic loss is reduced. With the gradual improvement of the power grid technology, the resistor box is increasingly widely selected.

The power resistance box is usually used in a high-power circuit, the existing high-power resistance box can generate a large amount of heat in the power-on use, the generated heat needs to be discharged in time, otherwise, because the resistance box is overheated, potential safety hazards exist in the use, the heat dissipation problem needs to be considered when the high-power resistance box is designed, but the existing high-power resistance box mostly adopts a heat dissipation fan arranged on a case to dissipate heat, or the heat dissipation is realized by increasing the contact area of resistance and air, and the heat dissipation effect of the above mode has a common effect in the actual use.

SUMMERY OF THE UTILITY MODEL

In view of the problems in the prior art, the utility model provides a resistance box radiator, which conducts heat through a heat pipe and has higher efficiency than the traditional air propagation; the addition of the electronic refrigerating sheet is beneficial to enhancing the heat dissipation effect, and the electronic refrigerating sheet has low cost, good refrigerating effect and small occupied space; through setting up radiator fan in the resistance box outside, be favorable to sealed resistance box, prevent that the dust from getting into resistance box, be favorable to maintaining resistance box internal circuit safety and stability, through adopting the design of second fin grafting on first fin, can be according to the different resistance board overall arrangement second fin of pegging graft not unidimensional, the using-way is nimble, the different model resistance boxes of adaptation.

In order to realize the aim, the resistor box radiator comprises a first radiating plate, a plurality of second radiating plates arranged on the first radiating plate, a plurality of heat pipes arranged on the second radiating plates, radiating fins and a radiating fan, wherein the radiating fins and the radiating fan are arranged on one side of the first radiating plate, which is far away from the second radiating plates, the first radiating plate is made of metal materials, a plurality of parallel T-shaped clamping grooves are formed in the first radiating plate, the second radiating plates are inserted in the T-shaped clamping grooves, a plurality of grooves are formed in the second radiating plates, the heat pipes are fixed in the grooves, and a plurality of electronic refrigerating sheets are installed on one side, which is close to the first radiating plates, of the second radiating plates

Preferably, heat-conducting silicone grease is smeared between the second heat dissipation plate and the T-shaped clamping groove of the first heat dissipation plate.

Preferably, heat-conducting silicone grease is smeared between the heat pipe and the groove of the second heat dissipation plate.

Preferably, a fixing hoop is installed on the outer wall of the contact position of the first shell and the second shell, and a ring of sealing rings arranged around the heat dissipation fins is arranged on the surface, provided with the heat dissipation fins, of the first heat dissipation plate. Preferably, the first heat dissipation plate is provided with a small hole, and a power line of the heat dissipation fan penetrates through the small hole.

Preferably, fixing bolts are arranged at four corners of the first heat dissipation plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the heat is conducted through the heat pipe, so that the air transmission efficiency is higher than that of the traditional air transmission;

2. the addition of the electronic refrigerating sheet is beneficial to enhancing the heat dissipation effect, and the electronic refrigerating sheet has low cost, good refrigerating effect and small occupied space;

3. the heat radiation fan is arranged outside the resistance box body, so that the resistance box is favorably sealed, dust is prevented from entering the resistance box, and the safety and stability of circuits inside the resistance box are favorably maintained;

4. through adopting the design that the second fin is pegged graft on first fin, can peg graft the second fin of different quantity sizes according to the resistance board overall arrangement of difference, the using-way is nimble, the different model resistance box of adaptation.

Drawings

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

fig. 2 is a side view of the present invention;

fig. 3 is a bottom view of the present invention;

fig. 4 is an installation diagram of the present invention.

In the figure: 1. the heat dissipation structure comprises a first heat dissipation plate, 1-1, a T-shaped clamping groove, 2, a second heat dissipation plate, 3, a heat pipe, 4, a heat dissipation fan, 5, heat dissipation fins, 6, an electronic refrigeration piece, 7, a resistance box body, 8 and a resistance plate.

Detailed Description

The technical solutions in the implementation of the present invention will be clear from the following description and accompanying drawings, and the described embodiments are only some embodiments, not all embodiments, of the present invention. 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.

As shown in fig. 1 to 4, the cooling device comprises a first cooling plate 1, a plurality of second cooling plates 2 arranged on the first cooling plate 1, a plurality of heat pipes 3 arranged on the second cooling plates 2, and cooling fins 5 and cooling fans 4 arranged on one surfaces, far away from the second cooling plates 2, of the first cooling plate 1, wherein the first cooling plate 1 is made of metal, a plurality of parallel T-shaped clamping grooves 1-1 are formed in the first cooling plate 1, the second cooling plates 2 are inserted into the T-shaped clamping grooves 1-1, a plurality of grooves are formed in the second cooling plate 2, the heat pipes 3 are fixed in the grooves, and a plurality of electronic cooling fins 6 are installed on one side, close to the first cooling plate 1, of the second cooling plate 2.

Preferably, heat-conducting silicone grease is coated between the second heat dissipation plate 2 and the T-shaped slot 1-1 of the first heat dissipation plate 1. Is favorable for improving the heat conduction effect.

Preferably, heat conduction silicone grease is applied between the heat pipe 3 and the groove of the second heat dissipation plate 2. Is favorable for improving the heat conduction effect.

Preferably, a fixing hoop is installed on the outer wall of the contact position of the first shell and the second shell, and a ring of sealing rings arranged around the heat dissipation fins 5 is arranged on the surface of the first heat dissipation plate 1 provided with the heat dissipation fins 5. The sealing between the first heat dissipation plate 1 and the resistance box body 7 is enhanced.

Preferably, the first heat dissipation plate 1 is provided with a small hole, and a power line of the heat dissipation fan 4 passes through the small hole. Inside the resistance box, the power supply of the radiator fan 4 is advantageously arranged.

Preferably, fixing bolts are arranged at four corners of the first heat dissipation plate 1.

The working process is as follows: according to the arrangement of the resistance plates 8 in the resistance box body 7, a plurality of corresponding second heat dissipation plates 2, the heat pipes 3 and the electronic cooling fins 6 are arranged on the first heat dissipation plate 1, mounting holes are formed in the resistance box body 7 and smaller than sealing rings on the first heat dissipation plate 1 and larger than the heat dissipation fins 5, the first heat dissipation plate 1 is fixed on the resistance box body 7 through bolts, the heat dissipation fins 5 and the heat dissipation fans 4 are arranged on the outer side of the resistance box body 7, the second heat dissipation plates 2 are inserted between the resistance plates 8, and the heat dissipation fans 4 and the electronic cooling fins 6 are connected with a power supply. The heat generated by the resistance plate 8 is conducted to the first heat dissipation plate 1 through the heat pipe 3 and conducted to the outside air under the action of the heat dissipation fan 4, and the electronic refrigeration sheet 6 can accelerate the liquefaction of the liquid in the heat pipe 3 and accelerate the heat conduction process.

In summary, the heat pipe 3 of the utility model conducts heat, which has higher efficiency than the traditional air transmission; the addition of the electronic refrigerating sheet 6 is beneficial to enhancing the heat dissipation effect, and the electronic refrigerating sheet 6 has low cost, good refrigerating effect and small occupied space; through setting up radiator fan 4 in resistance box 7 outsidely, be favorable to sealed resistance box, prevent that the dust from getting into resistance box, be favorable to maintaining resistance box internal circuit safety and stability, through adopting the design of second fin 2 grafting on first fin 1, can be according to the different resistance board 8 overall arrangement grafting different quantity sizes second fin 2, the using-way is nimble, the different model resistance boxes of adaptation.

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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.

Claims

1. A resistor box radiator is characterized by comprising a first radiating plate (1), a plurality of second radiating plates (2) arranged on the first radiating plate (1), a plurality of heat pipes (3) arranged on the second radiating plates (2), radiating fins (5) and a radiating fan (4) which are arranged on one surface of the first radiating plate (1) far away from the second radiating plates (2), the first heat dissipation plate (1) is made of metal, a plurality of parallel T-shaped clamping grooves (1-1) are formed in the first heat dissipation plate (1), the second heat dissipation plate (2) is inserted in the T-shaped clamping groove (1-1), a plurality of grooves are arranged on the second heat dissipation plate (2), the heat pipe (3) is fixed in the groove, and a plurality of electronic refrigeration sheets (6) are installed on one side, close to the first heat dissipation plate (1), of the second heat dissipation plate (2).

2. The resistor box radiator according to claim 1, wherein heat-conducting silicone grease is coated between the second radiating plate (2) and the T-shaped clamping groove (1-1) of the first radiating plate (1).

3. A resistor box radiator according to claim 1, characterized in that heat-conducting silicone grease is applied between the heat pipe (3) and the groove of the second radiating plate (2).

4. A resistor box radiator according to claim 1, characterized in that the side of the first plate (1) provided with fins (5) is provided with a ring of sealing rings arranged around the fins (5).

5. The resistor box radiator according to claim 4, wherein the first radiating plate (1) is provided with a small hole, and a power line of the radiating fan (4) passes through the small hole.

6. A resistor box radiator according to claim 1, characterized in that fixing bolts are arranged at four corners of the first radiating plate (1).