CN206650983U - A thermal insulation cooling system - Google Patents

Abstract

The utility model provides a heat insulation and heat dissipation system, which comprises a casing, the inner wall of the casing is provided with a control element and a radiator at intervals, a power element is arranged on the outer side of the radiator, and a heat dissipation cover is arranged above the radiator , the top of the heat dissipation cover is provided with a first ventilation heat dissipation device communicating with the outside of the housing, the side of the heat dissipation cover facing the power element has an air channel hole, and the bottom of the housing is provided with a first air inlet. The utility model aims at the defect that the high temperature of the power element and the heat sink affects the work of the control element, improves the design of the heat sink and the air duct, not only sets the exhaust heat dissipation device separately on the top of the heat sink to realize rapid cooling of the heat dissipation device, and Through the air duct holes on the heat dissipation cover, the heat dissipation air flow path is increased to quickly remove the heat on the power components, and at the same time, the heat dissipation direction is directed away from the control components to reduce the cost of the radiator and achieve a compact space.

Description

A thermal insulation cooling system

technical field

The utility model relates to a heat insulation and heat dissipation system.

Background technique

The channel in the existing air duct cooling system generally mainly includes the method of using the exhaust device and cooperating with the radiator, or using the heat shield to isolate the heating element. In the first solution, when the equipment is fully loaded, it needs more Only a large radiator can meet the normal operation, the cost of the radiator is high, and the required space is large, and the natural heat dissipation will easily increase the temperature inside the machine and affect the reliability of the system. There are two channels, because the channel of the heating element is closed, the heat dissipation air channel will pass through the control element during the heat dissipation process, resulting in insufficient heat dissipation and even aggravating the temperature of the control element.

Contents of the invention

The utility model improves the above problems, that is, the technical problem to be solved by the utility model is that the existing equipment radiator has high cost and large space and poor heat dissipation effect.

The specific embodiment of the utility model is: a heat insulation and heat dissipation system, including a housing, the inner wall of the housing is provided with a control element and a radiator at intervals, the outer side of the radiator is provided with a power element, and the radiator A heat dissipation cover is provided above, and the top of the heat dissipation cover is provided with a first ventilation and heat dissipation device communicating with the outside of the housing. tuyere.

Further, the side of the radiator facing away from the power element is provided with a heat dissipation isolation plate, and the heat dissipation isolation plate isolates the space in the casing to form a first heat dissipation area and a second heat dissipation area. The heat sink, power element and control The component is located in the first heat dissipation area.

Further, an inductor and a transformer are provided in the second heat dissipation area, a second ventilation cooling device communicated with the outside of the housing is provided on the top of the second heat dissipation area, and a second heat dissipation device is provided at the bottom of the second heat dissipation area. Inlet.

Further, the heat-dissipating isolation plate is fixedly provided with a heat-insulating seat toward the first heat-dissipating area, and the heat sink is fixed on the heat-insulating seat.

Further, the heat insulation seat includes a seat body fixed to the heat dissipation isolation plate, and a closed heat insulation cavity is formed between the seat body and the heat dissipation isolation plate.

Further, the radiator in the first heat dissipation area is set at the same height as the inductor in the second heat dissipation area.

Further, the heat dissipation cover is in the shape of a funnel that gradually shrinks from top to bottom, and the air duct holes are arranged on the inclined surface of the heat dissipation cover.

Further, a heat dissipation space for air circulation is reserved between the heat dissipation isolation plate, the transformer and the inductor.

Further, the first ventilation and heat dissipation device and the second ventilation and heat dissipation device are exhaust fans.

Compared with the prior art, the utility model has the following beneficial effects:

(1) In the utility model, the top of the radiator is connected with a heat dissipation cover, and the top of the heat dissipation cover is directly provided with a first exhaust heat dissipation device communicating with the outside of the housing. The side of the heat dissipation cover facing the power element has an air duct hole. In this way, during the heat dissipation process of the radiator to the power element, the heat dissipation airflow can pass through the interior of the radiator and then flow out from the heat dissipation cover, and can also flow through the surface of the power element and then enter the heat dissipation cover along the air channel hole and flow out to the outside. Thereby increasing the heat dissipation air flow path and quickly taking away the heat on the power components. And it can also reduce the heat dissipation hot air passing through the surface of the control element, thereby reducing the dust, oily smoke and other pollution caused by the air flow.

(2) In the utility model, a heat dissipation isolation plate is arranged in the casing to prevent the high heat emitted by the inductor and the transformer from being transmitted to the radiator, thereby affecting the power components installed on the radiator, resulting in circuit failure or a reduction in the life of the power device .

(3) In addition, in the utility model, the heat dissipation isolation plate is fixed with a heat insulation seat facing the first heat dissipation area, and the heat sink is fixed on the heat insulation seat, and the heat insulation seat forms an The closed heat insulation cavity can further reduce the influence of the high temperature components in the second heat dissipation area on the heat sink and the components in the first heat dissipation area.

(4) In view of the high temperature of the radiator, the utility model separately arranges the first air-ventilating and heat-dissipating device on the top of the radiator, which can reduce the cost of the radiator and realize compact space.

Description of drawings

Figure 1 is a schematic diagram of the overall structure of the utility model.

Fig. 2 is a schematic diagram of the structure of the heat dissipation cover of the present invention.

In the figure: 10-housing, 101-control circuit board, 102-power components, 103-inductor, 104-transformer, 110-first heat dissipation area, 120-second heat dissipation area, 20-radiation isolation board, 30-radiation Device, 40-insulation seat, 310-radiating cover, 311-air duct hole.

detailed description

Below in conjunction with accompanying drawing and specific embodiment, the utility model is described in further detail.

As shown in Figures 1-2, a heat insulation and heat dissipation system in this embodiment includes a space formed by a casing 10, and a heat dissipation isolation plate 20 is arranged in the space, and the heat dissipation isolation plate 20 isolates the space to form a first The heat dissipation area 110 and the second heat dissipation area 120 .

In this embodiment, the first heat dissipation area 110 is provided with a radiator 30 on the side of the heat dissipation isolation plate 20, a heat dissipation cover 310 is provided above the radiator 30, and the top of the heat dissipation cover 310 is provided with an external China Unicom’s first ventilation heat dissipation device 111, the first ventilation heat dissipation device is located in the heat dissipation cover 310 provided above the radiator 30, and can directly take away the heat of the radiator to achieve cooling. In this embodiment, the first heat dissipation area deviates from the heat dissipation The control element is fixed on the inner wall of the casing of the radiator. The control element in this embodiment is the control circuit board 101, and the power element 102 is fixed on the side of the radiator 30 facing the control circuit board 101. Generally, the temperature of the power element is relatively high in the working state. High, the heat sink 30 is mainly used to dissipate heat from the power element 102 , specifically, the heat dissipation airflow passes through the interior of the heat sink 30 and then flows out from the heat dissipation cover 310 to take away heat from the power element 102 . In addition, the heat dissipation cover 310 has an air channel hole 311 obliquely disposed toward the power element 102 , so that the heat on the surface of the power element 102 outside the heat dissipation cover 310 can enter the heat dissipation cover 310 from the air channel hole 311 . Therefore, the utility model can quickly take away the heat on the power element 102 by increasing the flow path of the heat dissipation airflow. And it can also reduce the hot air passing through the surface of the control circuit board 101 for heat dissipation, thereby reducing the overheating of the control circuit board 101 and the pollution of the control circuit board 101 such as dust or soot.

In this embodiment, the casing is located below the control circuit board 101 and is provided with a first air inlet. The air inlet can be arranged on the side or from the bottom, or both the side and the bottom can be provided.

In this embodiment, the heat dissipation cover 310 is in the shape of a funnel that gradually shrinks from top to bottom. The air duct hole 311 is arranged on the oblique side of the heat dissipation cover 310. In actual design, the air duct hole 311 can also be located at the The inside of 310 is provided with a wind guide vane to guide the direction of air entry and the direction of discharge to facilitate the guidance of air.

In this embodiment, the top of the second heat dissipation area 120 is provided with a second ventilation cooling device 121 communicating with the outside, the bottom of the second heat dissipation area is provided with a second air inlet, and the second heat dissipation area is provided with an inductor 103 With the transformer 104, the temperature of the inductor 103 and the transformer 104 is relatively high. Therefore, the first heat dissipation area 110 and the second heat dissipation area 120 formed by dividing the space by the heat dissipation isolation plate 20 can protect the normal operation of each component to the greatest extent according to such layout. , In addition, in this embodiment, a heat dissipation space for air circulation is left between the heat dissipation isolation plate 20 and the transformer 104 and the inductor 103 .

In this embodiment, in order to achieve compact space, the heat sink 30 in the first heat dissipation area 110 and the inductor 103 in the second heat dissipation area 120 are arranged at the same height. In order to avoid the high heat dissipated by the inductor 103 in the first heat dissipation area 110 from being conducted to the heat sink 30 in the second heat dissipation area 120, thereby affecting the power components installed on the heat sink 30, resulting in circuit failure or power device life Lowering, the heat dissipation isolation plate 20 is fixed with a heat insulation seat 40 towards the first heat dissipation area, the heat sink 30 is fixed on the heat insulation seat 40, and the heat insulation seat 40 includes a seat body 410 fixed on the heat dissipation isolation plate , A closed heat insulation cavity is formed between the base body and the heat dissipation isolation plate 20 .

The first ventilation heat dissipation device 111 and the second ventilation heat dissipation device 121 described in the above-mentioned embodiments are suction fans. In practical applications, pipelines connected with air pumps can also be used to realize the heat dissipation in the first heat dissipation area 110 and the second heat dissipation area 120. The air in the housing is exchanged with the air outside the housing to achieve the effect of accelerating cooling and heat dissipation.

If words such as "first" and "second" are used herein to define components, those skilled in the art should know that the use of "first" and "second" is only for the convenience of describing the components. Unless otherwise stated, the above words have no special meanings.

At the same time, if the above-mentioned utility model discloses or relates to parts or structural parts that are fixedly connected to each other, then, unless otherwise stated, the fixed connection can be understood as: a detachable fixed connection (such as using a bolt or screw connection), or It can be understood as: non-detachable fixed connection (such as riveting, welding), of course, mutual fixed connection can also be replaced by an integrated structure (such as manufactured by casting process) (except that it is obviously impossible to use integral forming process).

In addition, unless otherwise stated, the terms used in any of the technical solutions disclosed in the present utility model to indicate positional relationships or shapes include states or shapes that are similar, similar or close to them.

Any component provided by the utility model can be assembled from a plurality of individual components, and can also be a single component manufactured by an integral forming process.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present utility model and not limit it; although the utility model has been described in detail with reference to the preferred embodiment, those of ordinary skill in the art should understand that: still The specific implementation of the utility model can be modified or some technical features can be equivalently replaced; without departing from the spirit of the technical solution of the utility model, all of them should be included in the scope of the technical solution claimed by the utility model.

Claims (9)

1. a kind of heat insulation and dissipation system, it is characterised in that including a housing, control element is interval with the inwall of the housing And radiator, power component is provided with the outside of the radiator, is provided with heat dissipating housing above radiator, at the top of the heat dissipating housing Provided with the first exhausting heat radiation device with hull outside UNICOM, the sidepiece of the heat dissipating housing towards power component has air duct hole, The first air inlet is provided with below the housing.

2. a kind of heat insulation and dissipation system according to claim 1, it is characterised in that the radiator back is from power component Side is provided with radiating division board, and the radiating division board, which isolates the space in housing, to be formed the first heat dissipation region and second and dissipate Thermal region, the radiator, power component and control element are located in the first heat dissipation region.

3. a kind of heat insulation and dissipation system according to claim 2, it is characterised in that electricity is provided with second heat dissipation region Sense and transformer, the second exhausting heat radiation device being provided with hull outside UNICOM at the top of second heat dissipation region, described the The bottom of two heat dissipation regions is provided with the second air inlet.

4. a kind of heat insulation and dissipation system according to Claims 2 or 3, it is characterised in that the radiating division board is towards the Heat-insulating base is fixed with one heat dissipation region, the radiator is fixed on heat-insulating base.

5. a kind of heat insulation and dissipation system according to claim 4, it is characterised in that the heat-insulating base includes being fixed on radiating The pedestal of division board, the heat-insulation chamber of closing is formed between the pedestal and radiating division board.

A kind of 6. heat insulation and dissipation system according to claim 4, it is characterised in that radiator in the first heat dissipation region with Inductance sustained height in second heat dissipation region is set.

7. a kind of heat insulation and dissipation system according to claim 1, it is characterised in that the heat dissipating housing is in gradual from top to bottom The funnel-form of diminution, the air duct hole are arranged at heat dissipating housing chamfered portion.

A kind of 8. heat insulation and dissipation system according to claim 3, it is characterised in that radiating division board and the transformer and The heat-dissipating space for air circulation is left between inductance.

9. a kind of heat insulation and dissipation system according to claim 4, it is characterised in that the first exhausting heat radiation device and Two exhausting heat radiation devices are air exhauster.