阅读说明：本技术 一种辅助电子元件散热的电感器及新型电器盒 (Inductor assisting in heat dissipation of electronic element and novel electrical box ) 是由 李钟信 张威 王东辉 刘智亮 倪梓荣 于 2021-07-20 设计创作，主要内容包括：本发明提供了一种辅助电子元件散热的电感器及新型电器盒,包括电感器壳体,所述电感器壳体底部嵌设有制冷器,所述电感器壳体同一侧的外壁包括第一侧壁和第二侧壁,所述第一侧壁与所述第二侧壁相互错开并具有落差,对应所述第一侧壁和所述第二侧壁的端面上均开设有用于安装电子元件的第一卡槽。基于本发明的技术方案,使得电子元件和电感器集成一体,不仅减小电器盒的体积,同时使得电器盒内的各元器件热量集中在电感器壳体上,利用半导体制冷片以及散热风扇或液体介质将电感器壳体上集中的热量进行转移,使得电器盒内的各元器件均能够得到有效散热。(The invention provides an inductor and a novel electrical box assisting in heat dissipation of electronic elements, which comprise an inductor shell, wherein a refrigerator is embedded at the bottom of the inductor shell, the outer wall of the inductor shell on the same side comprises a first side wall and a second side wall, the first side wall and the second side wall are mutually staggered and have a fall, and first clamping grooves used for mounting the electronic elements are formed in end faces corresponding to the first side wall and the second side wall. Based on the technical scheme of the invention, the electronic element and the inductor are integrated into a whole, so that the volume of the electric appliance box is reduced, meanwhile, the heat of all components in the electric appliance box is concentrated on the inductor shell, and the concentrated heat on the inductor shell is transferred by utilizing the semiconductor refrigeration piece and the cooling fan or the liquid medium, so that all the components in the electric appliance box can be effectively cooled.)

1. The utility model provides a radiating inductor of auxiliary electronic component, its characterized in that, includes the inductor casing, inductor casing bottom inlays and is equipped with the refrigerator, the outer wall that the inductor casing was with one side includes first lateral wall and second lateral wall, first lateral wall with the second lateral wall staggers each other and has the drop, corresponds first lateral wall with all offer the first draw-in groove that is used for installing electronic component on the terminal surface of second lateral wall.

2. The inductor for assisting heat dissipation of electronic components according to claim 1, wherein insulating thermal paste is filled between the electronic components and the first card slot and between the refrigerator and the inductor housing.

3. The inductor for dissipating heat from an auxiliary electronic component according to claim 1, wherein the inductor housing further has a second slot for mounting an inductor coil.

4. The inductor for assisting in dissipating heat of an electronic component according to claim 3, wherein the bottom of the second slot is provided with an insulating and heat-conducting support for fixing the inductance coil.

5. The inductor for assisting in dissipating heat of an electronic component according to claim 3 or 4, wherein the second card slot is filled with an insulating organic glue for wrapping the inductance coil.

6. The inductor for assisting in dissipating heat from an electronic component as claimed in claim 1, wherein the refrigerator is a semiconductor cooling plate, the semiconductor cooling plate comprising a cold end and a hot end, the hot end being disposed outside and remote from the inductor housing.

7. The inductor for assisting in dissipating heat from an electronic component according to claim 1, wherein the inductor housing has a heat dissipating channel inside, and the heat dissipating channel has a channel opening formed on an outer wall of the inductor housing.

8. The inductor for assisting in dissipating heat from an electronic component as claimed in claim 7, wherein a liquid cooling connection pipe is disposed at the flow passage, the liquid cooling connection pipe and the heat dissipation flow passage form a liquid cooling circulation loop, and the liquid cooling circulation loop is connected to the liquid cooling circulation device through a pipe.

9. The inductor for assisting in dissipating heat from an electronic component as claimed in claim 1, wherein a plurality of heat dissipating fins are disposed at corners of two adjacent outer walls of the inductor housing.

10. A novel electrical box, comprising a box body and at least one inductor for assisting heat dissipation of electronic components as claimed in any one of claims 1 to 9, wherein the inductor is accommodated in the box body; the two ends of the box body are respectively provided with an air inlet and an air outlet or one end of the box body is provided with a through hole for the liquid cooling medium pipe to pass through.

Technical Field

The invention relates to the technical field of inductors, in particular to an inductor assisting in heat dissipation of electronic elements and a novel electrical box.

Background

The inductor is widely applied to various circuits, electric box and other places, and the problem that the heat dissipation of the electric box is difficult is caused by the fact that the inductor is used along with the use of some heating electronic components and the heat dissipation of the heating electronic components. Research shows that in order to save the die sinking cost of the metal shell of the inductor, the metal shells with the same specification are used for inductors with different parameters, so that the metal shell of part of the inductors is larger, and the redundancy of the heat dissipation capacity is larger. The heat productivity is far lower than that of electronic elements such as diodes, MOS tubes and the like, and although water-cooling inductors and air-cooling inductors based on fin heat dissipation structures are also available in the market. For example, the heat dissipation type inductor based on the multi-angle fin heat dissipation structure is disclosed in the prior art, the heat dissipation efficiency of the inductor body is effectively improved, but the inductor is only independently cooled, so that the heat dissipation effect of the inductor is still poor due to the fact that the inductor can not be well optimized in a concentrated manner with other electronic elements such as heating diodes and MOS (metal oxide semiconductor) tubes, meanwhile, the size of the metal shell of the inductor is large, and the size of an electric appliance box is large, and the space utilization rate is low.

Disclosure of Invention

To the problem among the above-mentioned prior art, this application has proposed radiating inductor of auxiliary electronic component and novel electrical apparatus box, can concentrate on the inductor metalwork with electronic component's calorific capacity to concentrate optimization, improve the heat-sinking capability of inductor, reduce electrical apparatus box's volume simultaneously.

The inductor assisting in heat dissipation of electronic elements comprises an inductor shell, wherein a refrigerator is embedded at the bottom of the inductor shell, the outer wall of the inductor shell on the same side comprises a first side wall and a second side wall, the first side wall and the second side wall are mutually staggered and have a fall, and first clamping grooves used for mounting the electronic elements are formed in end faces corresponding to the first side wall and the second side wall.

In one embodiment, the insulating heat conducting paste is filled between the electronic element and the first clamping groove and between the refrigerator and the inductor shell, so that the process of fixing the electronic element in the mounting clamping groove can be omitted, the insulating heat conducting paste which covers the whole surface can ensure insulation, the electronic element can conduct heat to the inductor shell in all directions, and the heat of the inductor shell is fully transferred to the refrigerator to be processed in a centralized mode.

In one embodiment, the inductor housing further has a second slot for mounting an inductor coil thereon.

In one embodiment, the bottom of the second clamping groove is provided with an insulating heat conduction support for fixing the inductance coil, so that the inductance coil is convenient to position and install, and meanwhile, the heat productivity of the inductance coil is conveniently conducted to the bottom of the clamping groove and further transmitted to the inductor shell.

In an embodiment, the second clamping groove is filled with the insulating and heat-insulating organic glue wrapping the inductance coil, and through the embodiment, the temperature of the inductor shell is high because the heat dissipated by the electronic element and the inductance coil is transferred to the inductor shell, and the inductor shell is effectively separated from the electronic element through the insulating and heat-insulating organic glue, so that the influence of the inductor shell with high temperature on the normal work of the inductance coil is avoided.

In one embodiment, the refrigerator is a semiconductor refrigeration piece, the semiconductor refrigeration piece comprises a cold end and a hot end, and the hot end is arranged outside the inductor shell and far away from the inductor shell.

In one embodiment, the inductor shell is internally provided with a heat dissipation channel, and the heat dissipation channel is provided with a channel opening on the outer wall of the inductor shell.

In an embodiment, runner mouth department is provided with the liquid cooling takeover, the liquid cooling takeover with heat dissipation runner forms liquid cooling circulation circuit, liquid cooling circulation circuit passes through pipeline UNICOM liquid cooling circulating device, through this embodiment, utilizes the liquid cooling takeover to import the liquid cooling medium into heat dissipation channel to continuously dispel the heat through liquid cooling circulating device, improve inductor housing's heat-sinking capability.

In one embodiment, a plurality of radiating fins are arranged at corners of two adjacent outer walls of the inductor shell, and through the embodiment, the radiating fins can increase the radiating contact area between the inductor shell and air cooling or air cooling, so that the radiating effect of the inductor is further improved.

The invention also provides a novel electrical box, which comprises a box body and at least one inductor for assisting the heat dissipation of the electronic element, wherein the inductor is accommodated in the box body; the two ends of the box body are respectively provided with an air inlet and an air outlet or one end of the box body is provided with a through hole for the liquid cooling medium pipe to pass through.

The features mentioned above can be combined in various suitable ways or replaced by equivalent features as long as the object of the invention is achieved.

Compared with the prior art, the inductor and the novel electrical box for assisting the heat dissipation of the electronic element, provided by the invention, at least have the following beneficial effects:

(1) the electronic elements and the inductors are concentrated to form a three-dimensional structure by arranging the electronic elements on the side wall of the inductor shell, so that the size of the electrical box is reduced, meanwhile, heat emitted by each element in the electrical box can be concentrated and processed, and the heat dissipation capacity of the electrical box is improved.

(2) The semiconductor refrigeration piece arranged at the bottom of the inductor shell can transfer heat quickly, protects the inductor and an electronic element and prolongs the service life.

(3) Through the radiating fin structure cooperation that sets up on the inductor casing at the inside radiating passage that sets up of inductor casing, further improve the holistic heat-sinking capability of inductor, reduce the radiating pressure of semiconductor refrigeration piece simultaneously.

Drawings

The invention will be described in more detail hereinafter on the basis of embodiments and with reference to the accompanying drawings. Wherein:

FIG. 1 shows a schematic view of the structure of the electronic component of the present invention mounted on an inductor housing;

FIG. 2 shows a schematic view of the inductor housing of the present invention installed in an electrical box;

FIG. 3 shows a schematic structural view of another embodiment of the inductor housing installed in an electrical box;

in the drawings, like parts are provided with like reference numerals. The drawings are not to scale.

Reference numerals:

1-cold end, 2-heat dissipation channel, 3-heat dissipation fan, 4-box body, 5-MOS tube, 6-inductance positioning hole, 7-diode, 8-inductor, 9-inductance coil, 10-hot end, 11-electrical box flow channel, 12-flow channel shunt joint, 13-liquid cooling connection tube, 14-heat dissipation fin, 15-insulating heat conduction paste, 16-inductor shell, 17-insulating heat insulation organic glue, 18-insulating heat conduction support, 19-first side wall, 20-second side wall and 21-first clamping groove.

Detailed Description

The invention will be further explained with reference to the drawings.

Fig. 1 shows a structural schematic diagram of an electronic component of the present invention mounted on an inductor housing, where fig. 1 shows a structural schematic diagram of an electronic component of the present invention mounted on an inductor housing, and includes an inductor housing 16, a refrigerator is embedded at the bottom of the inductor housing 16, an outer wall of the inductor housing on the same side includes a first side wall 19 and a second side wall 20, the first side wall 19 and the second side wall 20 are mutually staggered and have a fall, and end faces corresponding to the first side wall 19 and the second side wall 20 are both provided with a first card slot 21 for mounting the electronic component, as shown in fig. 1, the electronic component is a diode 5 and a MOS transistor 7, and may be other electronic components, the first side wall 19 and the second side wall 20 form an upper layer and a lower layer, and the upper layer forms a fall stagger, and the first card slot 21 of the diode 7 can be opened on the upper layer, the lower layer is provided with a first clamping groove 21 of the MOS tube 5, and meanwhile, the electric clearance and the creepage distance of electronic elements between strong currents are guaranteed, under the normal condition, the diode 7 and the MOS tube 5 are used in a matched mode according to the ratio of 1:1, the number of the first clamping grooves 21 is set according to the actual requirement, and the number of the diodes is 1 or more.

In one embodiment, the insulating heat conducting paste 15 is filled between the electronic component and the first card slot 21 and between the refrigerator and the inductor shell 16, the electronic component is directly inserted into the first card slot 21, and the insulating heat conducting paste 15 is filled in the first card slot 21 for curing, so that on one hand, not only can complicated steps of mounting the electronic component by using a screw be omitted, but also the electronic component which is completely covered by the insulating heat conducting paste 15 can conduct heat to the inductor shell 16 in all directions, a three-dimensional structure formed by the electronic component and the inductor shell 16 can be more integrated, heat generated by components of all parts can be well concentrated for processing, and the three-dimensional utilization value of the inductor shell 16 is fully improved; the refrigerator is embedded into the bottom of the inductor shell 16 and is solidified through the insulating heat conducting paste 15, so that the step of installing the refrigerator at the bottom of the inductor shell 16 is saved, and meanwhile, a large amount of heat on the inductor shell 16 body can be quickly transferred to the refrigerator to be quickly radiated so as to protect electronic elements and the inductance coil 9.

In an embodiment, as shown in fig. 1, the inductor housing 16 further has a second card slot, the second card slot is formed by hollowing out a part of the inner cavity of the inductor housing 16, the second card slot is used for installing the inductor 9, and the bottom of the second card slot is provided with an insulating heat-conducting support 18 for fixing the inductor 9, so that on one hand, the inductor 9 can be conveniently installed in the inductor housing 16, and the inductor 9 can be fixed at the same time, and on the other hand, the insulating heat-conducting support 18 can transfer heat generated by the inductor 9 to the bottom of the card slot for further centralized processing.

In one embodiment, the second slot is filled with insulating and heat-insulating organic glue 17 wrapping the inductor coil 9, and after the inductor coil 9 is fixedly mounted on the insulating and heat-conducting support 18, the slot is filled with the insulating and heat-insulating organic glue 17 for curing and sealing, so that the influence on the normal operation of the inductor coil 9 due to the inductor shell 16 with high temperature is avoided.

Specifically, as shown in fig. 2, the refrigerator is a semiconductor refrigeration sheet, the semiconductor refrigeration sheet includes a cold end 1 and a hot end 10, the hot end 10 is disposed outside the inductor housing 16 and is far away from the inductor housing 16, and the semiconductor refrigeration sheet is used to transfer heat concentrated by the inductor housing 16 quickly, so as to avoid damaging a three-dimensional structure formed by integrating an electronic component and an inductor.

In one embodiment, as shown in fig. 2, the inductor housing 16 has a heat dissipation channel 2 inside, the heat dissipation channel 2 is formed with a channel opening on the outer wall of the inductor housing 16, and the heat dissipation channel 2 is opened to improve the heat dissipation capacity inside the inductor housing 16 under the condition of ventilation.

In one embodiment, as shown in fig. 2, a heat dissipation fin structure 14 is disposed at each corner of the first sidewall 19 to increase the heat dissipation contact area of the inductor housing 16 with air cooling or air cooling, thereby further improving the heat dissipation capability of the inductor, and the spaced heat dissipation fin structures 14 are disposed with the inductor positioning holes 6 for facilitating the installation of the inductor 8.

In one embodiment, as shown in fig. 2, the cold end 1 of the semiconductor refrigeration sheet is tightly attached to the bottom of the box body 4, the cooling fan 3 is arranged on one side of the box body 4, the air outlet is arranged on the other side of the box body 4, the hot end of the semiconductor refrigeration sheet is installed at the air outlet of the box body 4, the bottom surface of the cold end 1 of the semiconductor refrigeration sheet is tightly attached to the bottom of the box body 4, the cold end 1 of the semiconductor refrigeration sheet is further ensured to be in full contact with the inductor shell 16, and the hot end 10 of the semiconductor refrigeration sheet arranged at the air outlet of the box body 4 has a good heat dissipation effect and is far away from electronic components which are easily affected by heat.

In addition, inductor casing 16 adopts the mode that additive manufacturing printing technique and traditional manufacturing process combined together to make, and the base-material chooses the metal printing powder that the heat conductivity is good for use, adopts SLM printing technique to accomplish integrative printing manufacturing, and the blank that prints is through vibrations grinding and thermal treatment fully with blank sand eye processing and quenching and tempering, can normally use with blank casing surface polishing at last to inductor casing 16's machine-shaping.

In one embodiment, as shown in fig. 3, a plurality of electrical box flow channels 11 are disposed on the side wall of the box body 4, a liquid cooling connection pipe 13 is disposed at the flow channel opening, the liquid cooling connection pipe 13 and the heat dissipation flow channel 2 form a liquid cooling circulation loop, and the liquid cooling circulation loop is communicated with the liquid cooling circulation device through a pipeline, so as to further improve the heat dissipation capability of the inductor housing 16 in the heat dissipation channel through circulation of cooling liquid or liquid water.

Specifically, as shown in fig. 3, the hot end 10 of the semiconductor chilling plate is disposed at the end of the flow channel 11 of the electrical box, away from the electronic components which are susceptible to heat.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "bottom", "top", "front", "rear", "inner", "outer", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.

Although the invention herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present invention. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims. It should be understood that features described in different dependent claims and herein may be combined in ways different from those described in the original claims. It is also to be understood that features described in connection with individual embodiments may be used in other described embodiments.