阅读说明：本技术 一种组合式半导体单元控温盒 (Combined semiconductor unit temperature control box ) 是由 罗权权 郑爽 王振 于 2019-10-24 设计创作，主要内容包括：本发明提供了一种组合式半导体单元控温盒，包括：多个控温盒单元，均包括换热腔，用于放置载冷剂；多个半导体制冷片，按矩阵排列，紧密贴在换热腔的外侧，用于通电后与换热腔中的载冷剂进行换热；散热片，紧贴在半导体制冷片的外侧，用于增加外侧的换热强度；上顶盖，设置在换热腔的上方，包括圆形的顶口以及沿顶口设置的呈向下凹槽形的顶盖斗；下底斗，设置在换热腔的下方，包括圆形的底口以及沿底口设置的呈漏斗形的底斗，其中，底口的下方还设有圆柱形的凸起，该凸起与顶口的尺寸匹配，用于插入顶口中，同时底斗与顶盖斗的形状尺寸相互嵌合来完成下底斗与上顶盖之间的配合连接，从而完成多个控温盒单元之间的连接。(The invention provides a combined semiconductor unit temperature control box, comprising: the plurality of temperature control box units comprise heat exchange cavities for placing secondary refrigerants; the semiconductor refrigerating sheets are arranged in a matrix, closely attached to the outer side of the heat exchange cavity and used for exchanging heat with secondary refrigerant in the heat exchange cavity after being electrified; the radiating fin is tightly attached to the outer side of the semiconductor refrigerating fin and used for increasing the heat exchange strength of the outer side; the upper top cover is arranged above the heat exchange cavity and comprises a circular top opening and a top cover hopper which is arranged along the top opening and is in a downward groove shape; the lower bottom hopper is arranged below the heat exchange cavity and comprises a circular bottom opening and a funnel-shaped bottom hopper arranged along the bottom opening, wherein a cylindrical protrusion is further arranged below the bottom opening and matched with the size of the top opening for inserting into the top opening, and meanwhile, the bottom hopper and the top cover hopper are mutually embedded in shape and size to complete matching between the bottom hopper and the upper top cover, so that connection among a plurality of temperature control box units is completed.)

1. A modular semiconductor unit temperature control cassette, comprising:

the plurality of temperature control box units comprise heat exchange cavities for placing secondary refrigerants;

the semiconductor refrigeration pieces are arranged in a matrix, are tightly attached to the outer side of the heat exchange cavity and are used for exchanging heat with the secondary refrigerant in the heat exchange cavity after being electrified;

the radiating fin is tightly attached to the outer side of the semiconductor refrigerating fin and used for increasing the heat exchange strength of the outer side;

the upper top cover is arranged above the heat exchange cavity and comprises a circular top opening and a top cover hopper which is arranged along the top opening and is in a downward groove shape;

a lower bottom hopper which is arranged below the heat exchange cavity and comprises a round bottom opening and a funnel-shaped bottom hopper arranged along the bottom opening,

wherein, a gap is left between the semiconductor refrigerating pieces for placing a series connection line for connecting the anode of the semiconductor refrigerating piece and the cathode of the semiconductor refrigerating piece and moisture-proof foam,

a cylindrical bulge is arranged below the bottom opening, the size of the bulge is matched with that of the top opening and is used for being inserted into the top opening, meanwhile, the shape and the size of the bottom hopper and the size of the top cover hopper are mutually embedded to complete the matching connection between the lower bottom hopper and the upper top cover, thereby completing the connection between a plurality of temperature control box units,

and the secondary refrigerant enters the heat exchange cavity from the top opening and flows out from the bottom opening after heat exchange.

2. The modular semiconductor unit temperature control cassette of claim 1, wherein:

wherein, the heat exchange cavity is a square heat exchange cavity, a cylindrical heat exchange cavity or a prismatic heat exchange cavity.

3. The modular semiconductor unit temperature control cassette of claim 1, wherein:

wherein each temperature control box unit is used independently or combined by matching and connecting the upper top cover and the lower bottom hopper,

the number of temperature control box units is selected according to the actual heat load.

4. The modular semiconductor unit temperature control cassette of claim 1, wherein:

the radiating fins are straight-rib radiating fins, triangular radiating fins or micro-channel heat exchange fins.

5. The modular semiconductor unit temperature control cassette of claim 1, wherein:

the length and the width of each semiconductor refrigerating piece are both 40mm, and the height of each semiconductor refrigerating piece is 4 mm.

6. The modular semiconductor unit temperature control cassette of claim 1, wherein:

wherein, the secondary refrigerant is liquid or gas.

Technical Field

The invention belongs to the field of temperature control and heat dissipation, and particularly relates to a combined semiconductor unit temperature control box.

Background

With the increasing level of technology, the usage of smart devices is increasing, and the temperature of the chip is controlled as one of the main factors for improving the performance of the device. For example: the current mainstream modes of heat dissipation of a chip of a computer CPU are air cooling and heating pipe heat dissipation and water cooling heat dissipation, wherein the air cooling and heating pipe heat dissipation is a heat dissipation means which is used more at present.

On the other hand, global environmental problems are becoming more severe, so that the occupancy of new energy vehicles is increasing year by year, and since reduction or stoppage of the production of fossil fuel engine vehicles has been proposed in many countries in europe, new energy vehicles will gradually replace fuel vehicles in the year of 2020 or so. Meanwhile, China also accelerates the popularization of new energy vehicles continuously, and in recent years, governments encourage new energy vehicle enterprises to provide various preferential policies continuously. In the use of new energy vehicles, the problem of heat dissipation of batteries in the new energy vehicles is the main research direction, and currently, the mainstream battery heat dissipation mostly uses a glycol aqueous solution cooling form.

In the current main radiating mode, the radiating efficiency of the air-cooled heat pipe is greatly influenced by the radiating area and the ambient temperature, and simultaneously, larger noise can be sent out, the structure of the water-cooled radiating equipment is relatively complex, the occupied space of the whole radiating system is larger, and in addition, the traditional compressor refrigerating system also has the problems of large occupied size, noise and relatively higher cost.

Disclosure of Invention

The present invention is made to solve the above problems, and an object of the present invention is to provide a combined semiconductor unit temperature control box.

The invention provides a combined semiconductor unit temperature control box, which is characterized by comprising the following components: the plurality of temperature control box units comprise heat exchange cavities for placing secondary refrigerants; the semiconductor refrigerating sheets are arranged in a matrix, closely attached to the outer side of the heat exchange cavity and used for exchanging heat with secondary refrigerant in the heat exchange cavity after being electrified; the radiating fin is tightly attached to the outer side of the semiconductor refrigerating fin and used for increasing the heat exchange strength of the outer side; the upper top cover is arranged above the heat exchange cavity and comprises a circular top opening and a top cover hopper which is arranged along the top opening and is in a downward groove shape; lower end fill, the setting is in the below of heat transfer chamber, including the circular shape end opening and follow the end opening setting be infundibulate end fill, wherein, leave the space between the semiconductor refrigeration piece and place the series connection line and the dampproofing foam that are used for connecting the anodal and semiconductor refrigeration piece negative pole of semiconductor refrigeration piece, the below of end opening still is equipped with columniform arch, this arch matches with the size of top opening, be arranged in inserting the top opening, the cooperation between end fill and the last top cover is connected down to the mutual gomphosis of shape and size that simultaneously end fill and top cover were fought is accomplished, thereby accomplish the connection between a plurality of accuse temperature box units, the secondary refrigerant gets into the heat transfer chamber from the top opening, and flow out in the end opening after the heat transfer.

The combined semiconductor unit temperature control box provided by the invention can also have the following characteristics: wherein, the heat exchange cavity is a square heat exchange cavity, a cylindrical heat exchange cavity or a prismatic heat exchange cavity.

The combined semiconductor unit temperature control box provided by the invention can also have the following characteristics: wherein, every accuse temperature box unit uses alone or carries out the cooperation through last top cap and lower hopper and connect and use in combination, and the use quantity of accuse temperature box unit is selected according to actual heat load.

The combined semiconductor unit temperature control box provided by the invention can also have the following characteristics: wherein, the radiating fins are straight rib radiating fins, triangular fins or micro-channel heat exchange fins.

The combined semiconductor unit temperature control box provided by the invention can also have the following characteristics: wherein, the length and the width of a single semiconductor refrigeration piece are both 40mm, and the height is 4 mm.

The combined semiconductor unit temperature control box provided by the invention can also have the following characteristics: wherein, the secondary refrigerant is liquid or gas.

Action and Effect of the invention

According to the combined semiconductor unit temperature control box, the semiconductor refrigeration sheets with the length and width of 40mm and the height of 4mm are tightly attached to the outer sides of the heat exchange cavities, and heat exchange can be carried out between the semiconductor refrigeration sheets and secondary refrigerant in the heat exchange cavities by electrifying the semiconductor refrigeration sheets, so that the using volume of heat exchange equipment is greatly reduced; because the number of the temperature control box units can be selected according to the actual heat load for combined installation, the application is more flexible, and the use volume can be effectively controlled; because the upper top cover and the lower bottom hopper are used for simply and quickly completing the matching connection between the temperature control box units, the temperature control box units can be disassembled in groups when in fault maintenance, and the maintenance is more convenient; because there is no moving part in the constituent parts, no noise is generated when heat dissipation is performed. Therefore, the combined semiconductor unit temperature control box has the advantages of simple structure, small occupied volume and lower cost, and can perform heat exchange without noise.

Drawings

FIG. 1 is a schematic diagram of a disassembled structure of a temperature control box unit in an embodiment of the present invention;

FIG. 2 is a schematic assembled structural view of a temperature control cassette unit according to an embodiment of the present invention;

FIG. 3 is a schematic view of the connection of a plurality of temperature control cassette units in an embodiment of the present invention;

FIG. 4 is a schematic diagram of the overall structure of a combined semiconductor unit temperature-controlled box formed by connecting a plurality of temperature-controlled box units according to an embodiment of the present invention.

Detailed Description

In order to make the technical means and functions of the present invention easy to understand, the present invention is specifically described below with reference to the embodiments and the accompanying drawings.

Fig. 1 is a schematic diagram of a disassembled structure of a temperature control box unit in an embodiment of the present invention, and fig. 2 is a schematic diagram of an assembled structure of the temperature control box unit in the embodiment of the present invention.

As shown in fig. 1 and fig. 2, a combined semiconductor unit temperature control box 100 of this embodiment includes a plurality of temperature control box units 10, and each temperature control box unit 10 includes a heat exchange cavity 11, a plurality of semiconductor cooling fins 12, a heat sink 13, an upper top cover 14, and a lower bottom hopper 15.

Each temperature control box unit 10 can be used alone or in combination by the upper top cover 14 and the lower bottom bucket 15 being connected in a matching manner, and the number of the temperature control box units 10 to be used is selected according to the actual heat load.

The heat exchange cavity 11 is used for placing refrigerating medium.

The heat exchange cavity 11 is a square heat exchange cavity, a cylindrical heat exchange cavity or a prismatic heat exchange cavity.

The secondary refrigerant is liquid or gas.

The plurality of semiconductor refrigeration pieces 12 are arranged in a matrix, are tightly attached to the outer side of the heat exchange cavity 11 and are used for exchanging heat with the secondary refrigerant in the heat exchange cavity 11 after being electrified.

The length and the width of the single semiconductor refrigerating sheet 12 are both 40mm, and the height is 4 mm.

Each semiconductor chilling plate 12 is provided with a semiconductor chilling plate anode 121 and a semiconductor chilling plate cathode 122, and the thermoelectric effect is generated by connecting current to the semiconductor chilling plate anode 121 and the semiconductor chilling plate cathode 122, so that heat exchange is performed between the thermoelectric effect and the secondary refrigerant in the heat exchange cavity 11.

In the heat exchange process, the two modes of cooling and heating the secondary refrigerant can be switched by changing the direction of the current passing through the semiconductor refrigerating sheet 12, so that the application range of the equipment is enlarged.

Gaps are reserved among the semiconductor chilling plates 12 for placing series connection lines for connecting the anode 121 of the semiconductor chilling plate and the cathode 122 of the semiconductor chilling plate and moisture-proof foam.

The radiating fins 13 are tightly attached to the outer sides of the semiconductor refrigerating 12 fins and used for increasing the heat exchange strength of the outer sides.

The radiating fins 13 are straight-rib radiating fins, triangular fins or micro-channel heat exchange fins.

Under the condition that the heat dissipation efficiency does not meet the requirement, a fan can be arranged outside the heat dissipation fins 13 to perform forced ventilation and heat exchange so as to improve the heat exchange efficiency.

The upper top cover 14 is disposed above the heat exchange cavity 11, and includes a circular top opening 141 and a top cover bucket 142 disposed along the top opening 141 and having a downward groove shape.

The lower hopper 15 is disposed below the heat exchange chamber 11, and includes a circular bottom opening 151 and a funnel-shaped bottom hopper 152 disposed along the bottom opening 151.

Fig. 3 is a schematic diagram of a connection manner of a plurality of temperature control box units in an embodiment of the present invention, and fig. 4 is a schematic diagram of an overall structure of a combined semiconductor unit temperature control box formed by connecting a plurality of temperature control box units in an embodiment of the present invention.

As shown in fig. 3 and 4, a cylindrical protrusion 153 is further disposed below the bottom opening 151, the protrusion 153 is matched with the top opening 141 in size for being inserted into the top opening 141, and the bottom hopper 152 and the top hopper 142 are engaged with each other in shape and size to complete the matching connection between the lower bottom hopper 15 and the upper top cover 14, so as to complete the connection between the plurality of temperature control box units 10.

The coolant enters the heat exchange cavity 11 from the top port 141 and flows out from the bottom port 152 after heat exchange.

The usage of the combined semiconductor unit temperature control box 100 of the present embodiment is as follows: firstly, the number of the temperature control box units 10 is selected according to the actual heat load, the connection among a plurality of temperature control box units 10 is completed through the matching connection between the lower bottom hopper 15 and the upper top cover 14, the combined semiconductor unit temperature control box 100 is formed, the combined semiconductor unit temperature control box 100 is installed in a modularized mode, secondary refrigerant enters the heat exchange cavity 11 from the top opening 141 of the topmost temperature control box unit 10 during the heat radiation work, current is introduced to the semiconductor chilling plates 12, the heat exchange is performed with the secondary refrigerant in the heat exchange cavity 11 through the generated thermoelectric effect, the radiating fins 13 tightly attached to the semiconductor chilling plates 12 in the heat exchange process are used for increasing the heat exchange strength of the outer side, and after the heat exchange is completed, the secondary refrigerant flows out from the bottom opening 152 and enters the next temperature control box unit 10. In addition, the direction of the current passing through the semiconductor refrigeration sheet 12 can be changed in the heat exchange process to switch between two modes of cooling and heating the secondary refrigerant.