CN210128525U - Cold charging device based on wind-solar complementary semiconductor refrigeration - Google Patents

Abstract

The utility model provides a fill cold charge device based on complementary semiconductor refrigeration of scene, include: a cold charging box and an energy supply system; the cold filling box comprises a box body, a box cover, a semiconductor refrigeration piece and a heat dissipation mechanism, wherein the box cover is arranged on the box body, a phase change cold storage material layer and a heat insulation layer are sequentially arranged on the outer wall of the box body, one side of the semiconductor refrigeration piece is connected with the phase change cold storage material layer, and the other side of the semiconductor refrigeration piece penetrates through the heat insulation layer and is connected with the heat dissipation mechanism; the energy supply system comprises a photovoltaic cell, a wind driven generator, a rectifier, a controller and a storage battery, wherein the wind driven generator is electrically connected with the rectifier, the photovoltaic cell and the rectifier are both electrically connected with the controller, the controller is electrically connected with the storage battery, and the storage battery is electrically connected with the semiconductor refrigeration piece. The utility model discloses use the complementary technique of scene for filling cold system energy supply, green has solved solar energy and wind energy and has all had the problem of discontinuous energy supply, can satisfy the continuous cold demand of filling to the at utmost.

Description

A cooling device based on wind-solar hybrid semiconductor refrigeration

technical field

The utility model relates to the technical field of cooling systems, in particular to a cooling device for semiconductor refrigeration.

Background technique

The current charging and cooling system uses a refrigeration device to cool and keep cold in the compartment of a refrigerated truck, but there are disadvantages such as large power loss, poor cooling and cooling effects, and its working fluid will pollute the environment. How to achieve energy saving and environmental protection in large-scale application is an important issue in the field of refrigeration research. The low-temperature refrigeration system is the source of cold energy for the entire refrigeration system, and its refrigeration capacity, adjustment capacity and energy-saving effect are the key elements of the working capacity of the refrigeration equipment. Therefore, it is necessary to conduct in-depth and detailed research on the refrigeration module.

Utility model content

In order to solve the above technical problems, the purpose of the present invention is to provide a cooling device based on wind-solar hybrid semiconductor refrigeration, which requires no refrigerant, has a compact structure, and is environmentally friendly.

The utility model adopts the following technical solutions:

A cooling device based on wind-solar hybrid semiconductor refrigeration, comprising: a cooling box and an energy supply system, wherein the energy supply system supplies energy for the cooling box; wherein:

The cold charging box includes a box body, a box cover, a semiconductor refrigerating sheet and a heat dissipation mechanism, the box cover is arranged on the box body, and the outer wall of the box body is sequentially provided with a phase-change cold storage material layer and a thermal insulation material layer. layer, one side of the semiconductor refrigeration sheet is connected with the phase-change cold storage material layer, and the other side of the semiconductor refrigeration sheet is connected with the heat dissipation mechanism through the thermal insulation layer;

The energy supply system includes a photovoltaic cell, a wind generator, a rectifier, a controller and a battery, the wind generator is electrically connected to the rectifier, and the photovoltaic cell and the rectifier are both electrically connected to the controller, The controller is electrically connected to the storage battery, and the storage battery is electrically connected to the semiconductor refrigeration chip.

In a preferred embodiment, the heat dissipation mechanism includes a heat dissipation plate and a heat dissipation medium, the heat dissipation plate is connected to the side of the semiconductor refrigeration sheet away from the phase change cold storage material layer, and the heat dissipation medium is fixed on the The heat dissipation plate is on the side away from the semiconductor refrigeration sheet.

In a preferred embodiment, the heat dissipation mechanism further includes a casing, the casing is fixedly connected to the box body, and both the heat dissipation plate and the heat dissipation medium are arranged in the casing.

In a preferred embodiment, a temperature sensor is fixed on the inner side wall of the box, and the temperature sensor is signally connected to the controller.

In a preferred embodiment, the box cover and the box body are rotatably connected through a door buckle, and the door buckle includes a first connecting plate and a second connecting plate, the first connecting plate and the first connecting plate The two connecting plates are rotatably connected by a rotating shaft, the first connecting plate is fixedly connected with the outer wall of the upper end of the box body, and the second connecting plate is fixedly connected with the outer edge of the box cover.

In a preferred embodiment, a control instrument is arranged between the battery and the semiconductor refrigeration sheet.

Preferably, the phase transition temperature of the phase-change regenerator material layer is 2-8°C.

Compared with the prior art, the technical solution of the present utility model has the following beneficial effects:

(1) The utility model uses the cold-charging box for storage and transportation to replace the traditional mechanical cold plate refrigerated truck. The cold-charging box has good thermal insulation performance, the size of the box body is flexible and changeable according to the capacity, the sealing performance is strong, environmental protection, easy to carry, and simple to operate;

(2) The phase change cold storage material is used in the cold charging box, which has a long cold storage time, is non-toxic, can be reused, and is environmentally friendly compared with traditional refrigeration working fluids;

(3) The use of wind and solar complementary technology to supply energy for the cooling system is green and environmentally friendly, which solves the problem of discontinuous energy supply for both solar energy and wind energy, and can meet the demand for continuous cooling to the greatest extent.

Description of drawings

The accompanying drawings constituting a part of the present application are used to provide further understanding of the present application, and the schematic embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation of the present application. In the attached image:

1 is a schematic diagram of a cooling device based on wind-solar hybrid semiconductor refrigeration;

2 is a perspective view of a cooling device based on wind-solar hybrid semiconductor refrigeration;

FIG. 3 is a structural block diagram of a cooling device for wind-solar hybrid semiconductor refrigeration.

illustration:

1. Cooling box; 11. Box body; 12. Box cover; 13. Semiconductor refrigeration sheet; 14. Cooling mechanism; 141. Cooling plate; 142. Cooling medium; 143. Shell; 15. Phase change cold storage material layer; 16 , thermal insulation layer; 17, temperature sensor; 18, door buckle; 181, first connecting plate; 182, second connecting plate; 21, photovoltaic cell; 22, wind turbine; 23, rectifier; 24, controller; 25. Battery.

Detailed ways

The utility model provides a cooling device based on wind-solar hybrid semiconductor refrigeration. In order to make the purpose, technical scheme and effect of the utility model clearer and clearer, the utility model is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not used to limit the present invention.

It should be noted that the terms "first" and "second" in the description and claims of the present invention and the above drawings are used to distinguish similar objects, and are not necessarily used to describe a specific sequence or sequence. , it should be understood that data so used are interchangeable under appropriate circumstances. Furthermore, the terms "comprising" and "having", and any variations thereof, are intended to cover non-exclusive inclusion, for example, a system, product or device comprising a series of elements is not necessarily limited to those elements expressly listed, but may Include other elements not expressly listed or inherent to these products or devices.

This embodiment provides a cooling device based on wind-solar hybrid semiconductor refrigeration, as shown in FIG. 1 and FIG. 2 , including a cooling box 1 and an energy supply system, wherein the cooling box 1 includes a box body 11 and a box cover 12 . , semiconductor refrigeration sheet 13 and heat dissipation mechanism 14, the box cover 12 is arranged on the box body 11, the outer wall of the box body 11 is sequentially provided with a phase change cold storage material layer 15 and a thermal insulation layer 16. The variable cold storage material layer 15 is connected to achieve the effect of cooling. The other side of the semiconductor refrigeration sheet 13 penetrates through the thermal insulation layer 16 and is connected to the heat dissipation mechanism 14. The heat dissipation mechanism 14 dissipates the heat discharged by the semiconductor refrigeration sheet 13, so that The heat generated by the semiconductor refrigeration sheet 13 does not affect the charging and cooling process.

The energy supply system includes a photovoltaic cell 21, a wind generator 22, a rectifier 23, a controller 24 and a battery 25. The wind generator 22 is electrically connected to the rectifier 23, and the photovoltaic cell 21 and the rectifier 23 are both electrically connected to the controller 24. The controller The battery 24 is electrically connected to the storage battery 25 , and the storage battery 25 is electrically connected to the semiconductor refrigeration sheet 13 to supply energy for the semiconductor refrigeration sheet 13 .

As shown in FIG. 3 , in a more preferred embodiment, two power supply modes are included. The first mode: the photovoltaic cell 21 generates electricity from sunlight in nature, and the photovoltaic cell 21 inputs the internal electric energy through the controller 24 to the The whole power generation process is completed in the battery 25; the second way: the wind generator 22 generates power by wind in nature, the wind generator 22 is connected with the rectifier 23, and the electric energy is input to the battery 25 through the controller 24 to complete the entire power generation process; use The coexistence of two technologies of wind power generation and photovoltaic power generation provides energy for the charging and cooling box 1, which is not only green and environmentally friendly, but also reduces the probability of the fan of the wind turbine 22 being shut down or running at an excessively fast speed, and prolongs the time of the wind turbine 22. The service life and working time of the solar cells inside.

As shown in FIG. 3 , in a more preferred embodiment, the heat dissipation mechanism 14 includes a heat dissipation plate 141 and a heat dissipation medium 142. The heat dissipation plate 141 is connected to the side of the semiconductor refrigeration sheet 13 away from the phase change cold storage material layer 15, and the heat dissipation is The medium 142 is fixed on the side of the heat dissipation plate 141 away from the semiconductor refrigeration chip 13 .

In a more preferred embodiment, the heat dissipation mechanism 14 further includes a casing 143 , the casing 143 is fixedly connected to the box body 11 , the heat dissipation plate 141 and the heat dissipation medium 142 are both arranged in the casing 143 , wherein the casing 143 is connected to the box body 11 . One side penetrates through the phase change cold storage material layer 15 and the thermal insulation layer 16 and is fixedly connected to the box body 11 .

In a more preferred embodiment, a temperature sensor 17 is fixed on the inner wall of the box body 11 , the temperature sensor 17 is signally connected to the controller 24 , and the temperature sensor 17 is used to detect the temperature in the box body 11 and report it to the controller 24 . The temperature signal is sent in real time. The controller 24 is provided with a preset temperature range. The controller 24 is used to judge the relationship between the temperature signal and the preset temperature range, and send the judgment result to the battery 25. The battery 25 controls the input semiconductor refrigeration chip 13 Therefore, it can meet the requirements of environmental temperature changes and realize the intelligent regulation of temperature in the box body 11. The temperature sensor 17 is located on the inner side wall of the box body 11 to avoid the pressure on the device on the temperature sensor 17 when the box body 11 is placed. Destruction is beneficial to protect the temperature sensor 17 and prolong the service life.

As shown in FIG. 3 , in a more preferred embodiment, a control instrument (not shown in the figure) is provided between the battery 25 and the semiconductor refrigeration sheet 13 , and the control instrument displays the data information of the semiconductor refrigeration sheet 13 . The control instrument grasps the operation status of the energy supply system and improves the overall safety.

As shown in FIG. 2 , in a preferred embodiment, the box cover 12 and the box body 11 are rotatably connected through a door buckle 18 . The door buckle 18 includes a first connecting plate 181 and a second connecting plate 182 . The first connecting plate 181 and the The second connecting plates 182 are rotatably connected by a rotating shaft, the first connecting plates 181 are fixedly connected to the outer wall of the upper end of the box body 11 , and the second connecting plates 182 are fixedly connected to the outer edge of the box cover 12 , thereby realizing the box cover 12 Flexible rotation on the box 11 .

In a more preferred embodiment, the phase change temperature of the phase change cold storage material layer is 2-8°C, which is suitable for the storage temperature of the vaccine, and the heat dissipation mechanism can use air cooling or liquid cooling. When it is cold, the temperature of the hot end connected with the cooling plate can reach the water temperature of liquid cooling. When the water flow rate increases, the temperature of the hot end can even be lower than the water temperature. At the same time, the temperature of the cold end of the semiconductor refrigeration chip Continue to decrease, the cooling capacity increases. In addition, when it is left to cool, its effect is in good agreement with the theoretical analysis, so it can be concluded that the insulation effect of the box is better.

The specific embodiments of the present invention have been described in detail above, but they are only used as examples, and the present invention is not limited to the specific embodiments described above. For those skilled in the art, any equivalent modifications and substitutions made to this utility are also within the scope of the present utility model. Therefore, all equivalent changes and modifications made without departing from the spirit and scope of the present invention should be included within the scope of the present invention.

Claims (6)

1. A cold charging device based on wind-solar complementary semiconductor refrigeration is characterized by comprising: a cold charging box and an energy supply system; wherein:

the cold filling box comprises a box body, a box cover, a semiconductor refrigeration piece and a heat dissipation mechanism, wherein the box cover is arranged on the box body, a phase change cold storage material layer and a heat insulation layer are sequentially arranged on the outer wall of the box body, one side of the semiconductor refrigeration piece is connected with the phase change cold storage material layer, and the other side of the semiconductor refrigeration piece penetrates through the heat insulation layer and is connected with the heat dissipation mechanism;

energy supply system, including photovoltaic cell, aerogenerator, rectifier, controller and battery, aerogenerator with the rectifier electricity is connected, photovoltaic cell with the rectifier all with the controller electricity is connected, the controller with the battery electricity is connected, the battery with semiconductor refrigeration piece electricity is connected.

2. The wind-solar hybrid semiconductor refrigeration-based cold charging device according to claim 1, wherein the heat dissipation mechanism comprises a heat dissipation plate and a heat dissipation medium, the heat dissipation plate is connected with one side of the semiconductor refrigeration sheet, which is far away from the phase change cold storage material layer, and the heat dissipation medium is fixed on one side of the heat dissipation plate, which is far away from the semiconductor refrigeration sheet.

3. The wind-solar hybrid semiconductor refrigeration-based cold charging device according to claim 2, wherein the heat dissipation mechanism further comprises a housing, the housing is fixedly connected with the box body, and the heat dissipation plate and the heat dissipation medium are both arranged in the housing.

4. The wind-solar hybrid semiconductor refrigeration-based cold charging device according to claim 1, wherein a temperature sensor is fixed on the inner side wall of the box body, and the temperature sensor is in signal connection with the controller.

5. A cold charging device for cooling based on wind-solar hybrid semiconductor according to claim 1, wherein the cover is rotatably connected to the case through a latch, the latch comprises a first connecting plate and a second connecting plate, the first connecting plate and the second connecting plate are rotatably connected through a rotating shaft, the first connecting plate is fixedly connected to an outer wall of the upper end of the case, and the second connecting plate is fixedly connected to an outer edge of the cover.

6. The charging device based on wind-solar hybrid semiconductor refrigeration as claimed in claim 1, wherein a control instrument is arranged between the storage battery and the semiconductor refrigeration sheet.

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