Water-cooling heat dissipation device for high-power motor drive board

Abstract

The utility model relates to the technical field of heat dissipation of motor drive boards, and discloses a water-cooling heat dissipation device for a high-power motor drive board, which comprises a heat dissipation mechanism, and a lower end cover, a side cover, an upper end cover, a special-shaped upright post, a cylindrical upright post, a pagoda head and a body are arranged in the heat dissipation mechanism. According to the water-cooling heat dissipation device for the high-power motor drive board, the cooling pool water pump is located in the sinking heat dissipation pool, water-cooling liquid is pumped and conveyed back to the water-cooling cavity to form circulation, and therefore heat can be continuously absorbed and discharged, the heat dissipation efficiency of the device is kept, it is ensured that the device normally operates at the proper working temperature, and the service life of the device is prolonged. The design of the whole system aims to improve the heat transfer efficiency and reduce the operation temperature of equipment, so that the stability and performance of the equipment are ensured, a more reliable and efficient solution is provided for the heat dissipation requirement of a high-power high-performance circuit board, and the system has important market application prospects and technological significance.

Description

Technical Field

[0001] The utility model relates to the technical field of heat dissipation of motor drive plates, in particular to a water-cooling heat dissipation device for a high-power motor drive plate. Background Art

[0002] Traditional air cooling solutions are limited by the design of heat dissipation pipes and heat conduction efficiency, and often have problems such as low heat dissipation efficiency, large size, high noise, and sensitivity to ambient temperature. Water cooling technology came into being, using water as the heat transfer medium. Through water cooling design and radiator, heat is effectively transferred to the outside of the heat dissipation medium, which improves heat dissipation efficiency, reduces equipment operating temperature, and reduces noise.

[0003] With the increasing demand for high-performance computing equipment, high-power drive equipment, etc., water cooling technology has gradually attracted attention and has been widely used. However, the heat dissipation of high-power motor drive boards of high-performance computing equipment, high-power drive equipment, etc. has high requirements on the volume and heat dissipation effect of the device. For this reason, the utility model provides a water cooling device for a high-power motor drive board. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a water-cooling heat dissipation device for a high-power motor drive board, which has the advantages of increasing the heat dissipation area and the heat dissipation effect, and solves the problems raised in the background technology.

[0005] The utility model provides the following technical solution: a water-cooled heat dissipation device for a high-power motor drive plate, comprising a heat dissipation mechanism, wherein the interior of the heat dissipation mechanism is provided with a lower end cover, a side cover, an upper end cover, a special-shaped column, a cylindrical column, a pagoda head and a main body, the main body is threadedly connected with the lower end cover, the side cover and the upper end cover by screws, two pagoda heads are arranged on the left side of the main body, the interiors of the two pagoda heads are respectively connected with a water inlet pipe and a water outlet pipe, and the interior of the main body is provided with a special-shaped column and a cylindrical column.

[0006] Preferably, a water inlet pipe and a water outlet pipe are connected to the side of the heat dissipation mechanism, and the other ends of the water inlet pipe and the water outlet pipe are connected to a cooling pool water pump.

[0007] Compared with the prior art, the utility model has the following beneficial effects:

[0008] The water-cooling heat dissipation device for a high-power motor drive board forms a closed water-cooling cavity through a body, a lower end cover, a side cover and an upper end cover. A double S-shaped water channel is placed in the water-cooling cavity. At the same time, a special-shaped column and a cylindrical column are placed in the heat source area to form a strong turbulence, thereby increasing the efficiency of the water-cooling liquid absorbing heat. The heat released by the heat source is quickly transferred to the water-cooling liquid. The water inlet and the water outlet are respectively connected to external heat dissipation pipes. When the water-cooling liquid flows into the water-cooling cavity from the water inlet, it absorbs heat through the turbulent area of ​​the water channel and then is discharged from the water outlet. At the same time, these heat loads The load is transferred to the external heat dissipation pipeline. The cooling pool water pump is located in the submerged heat dissipation pool, extracts the water-cooling liquid and returns it to the water-cooling cavity to form a cycle. In this way, the heat can be continuously absorbed and discharged, thereby maintaining the heat dissipation efficiency of the equipment and ensuring that the equipment operates normally at an appropriate operating temperature. The design of the entire system aims to improve the heat transfer efficiency and reduce the operating temperature of the equipment, thereby ensuring the stability and performance of the equipment, providing a more reliable and efficient solution for the heat dissipation needs of high-power and high-performance circuit boards, and has important market application prospects and technical significance. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] Figure 1 This is a schematic diagram of the overall structure of the utility model device;

[0010] Figure 2 It is a schematic diagram of the internal structure of the utility model body.

[0011] In the figure: 1. lower end cover; 2. side cover; 3. upper end cover; 4. special-shaped column; 5. cylindrical column; 6. pagoda head; 7. main body; 8. heat dissipation mechanism; 9. water inlet pipe; 10. cooling pool water pump; 11. water outlet pipe. DETAILED DESCRIPTION

[0012] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0013] See also Figure 1-2A water-cooled heat dissipation device for a high-power motor drive board includes a heat dissipation mechanism 8, wherein the heat dissipation mechanism 8 is provided with a lower end cover 1, a side cover 2, an upper end cover 3, a special-shaped column 4, a cylindrical column 5, a pagoda head 6 and a body 7, wherein the body 7 is threadedly connected with the lower end cover 1, the side cover 2 and the upper end cover 3, and a closed water-cooling cavity is formed by the body 7, the lower end cover 1, the side cover 2 and the upper end cover 3, wherein a double S-shaped water channel is placed in the water-cooling cavity, and a water inlet and a water outlet are respectively connected to an external heat dissipation pipe, when the water-cooling liquid flows into the water-cooling cavity from the water inlet, the heat is absorbed by the turbulent flow area of ​​the water channel, and then discharged from the water outlet, and at the same time, the heat load is transferred to the external heat dissipation pipeline, and the heat can be continuously absorbed and discharged, thereby maintaining the heat dissipation of the equipment. Thermal efficiency ensures that the equipment operates normally at an appropriate working temperature. The design of the entire system has two pagoda heads 6 on the left side of the main body 7. The interiors of the two pagoda heads 6 are respectively connected to the water inlet pipe 9 and the water outlet pipe 11. The interior of the main body 7 is provided with special-shaped columns 4 and cylindrical columns 5. The special-shaped columns 4 and the cylindrical columns 5 are placed in the heat source area to form strong turbulence, thereby increasing the efficiency of the water-cooled liquid in absorbing heat. When the water-cooled liquid flows into the water-cooled cavity from the water inlet, it absorbs heat through the turbulent area of ​​the water channel. The side of the heat dissipation mechanism 8 is connected with the water inlet pipe 9 and the water outlet pipe 11. The other ends of the water inlet pipe 9 and the water outlet pipe 11 are connected to the cooling pool water pump 10. The cooling pool water pump 10 is located in the submerged heat dissipation pool, draws the water-cooled liquid and returns it to the water-cooled cavity to form a cycle.

[0014] Working principle: first, the main body 7 is matched with the lower end cover 1, the side cover 2 and the upper end cover 3 through the sealing groove and fixed with screws to form a closed water-cooling cavity. A closed water-cooling cavity is formed by the main body 7, the lower end cover 1, the side cover 2 and the upper end cover 3. A double S-shaped water channel is placed in the water-cooling cavity. At the same time, special-shaped columns 4 and cylindrical columns 5 are placed in the heat source area to form a strong turbulence, thereby increasing the efficiency of the water-cooling liquid absorbing heat. The heat released by the heat source is quickly transferred to the water-cooling liquid. The water inlet and the water outlet are respectively connected to the external heat dissipation pipe. When the water-cooling liquid flows into the water-cooling cavity from the water inlet, it absorbs heat through the turbulent area of ​​the water channel and then is discharged from the water outlet. At the same time, these heat loads are transferred to the external heat dissipation pipeline. The cooling pool water pump 10 is located in the submerged heat dissipation pool, extracts the water-cooling liquid and returns it to the water-cooling cavity to form a cycle.

[0015] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0016] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A water cooling device for a high-power motor drive board, characterized in that: The invention comprises a heat dissipation mechanism (8), wherein the interior of the heat dissipation mechanism (8) is provided with a lower end cover (1), a side cover (2), an upper end cover (3), a special-shaped column (4), a cylindrical column (5), a pagoda head (6) and a body (7); the body (7) is threadedly connected with the lower end cover (1), the side cover (2) and the upper end cover (3); two pagoda heads (6) are provided on the left side of the body (7); the interiors of the two pagoda heads (6) are respectively connected to a water inlet pipe (9) and a water outlet pipe (11); and the interior of the body (7) is provided with a special-shaped column (4) and a cylindrical column (5).

2. The water cooling device for a high-power motor drive board according to claim 1, characterized in that: A water inlet pipe (9) and a water outlet pipe (11) are connected to the side of the heat dissipation mechanism (8), and the other ends of the water inlet pipe (9) and the water outlet pipe (11) are connected to a cooling pool water pump (10).

Images