CN207692263U - The radiator structure of charging pile power module - Google Patents

Abstract

The utility model discloses the radiator structures of charging pile power module, at least one piece of integrated circuit board including power shell, in power shell, contacts the heat transfer module being arranged with heating element at the heating element on integrated circuit board, heat transfer module includes the conductive structure for having liquid cooling channel, and the liquid cooling channel has inlet and liquid outlet.Main pyrotoxin of the heating element as the radiator structure of charging pile power module, it is the key position of the radiator structure heat dissipation of charging pile power module, heat transfer module and heating element are in direct contact or heat conductive contact, ensure that the heat that heating element generates can quickly be transmitted to heat transfer module, heat transfer module gives the heat transfer of absorption to external cooling module, it is achieved that the effect for directly transmitting the heat that the component for generating heat more serious generates outward.

Description

The radiator structure of charging pile power module

Technical field

The utility model is related to charging equipment of electric automobile field more particularly to the radiator structures of charging pile power module.

Background technology

With the development of economy, the energy becomes increasingly conspicuous with environmental issue, and countries in the world have all turned one's attention to environmental protection and section The electric vehicle of energy, electric vehicle are quickly grown.As the energy recharge station of New-energy electric vehicle, the use of charging pile for electric vehicle needs It asks and also persistently rises, in order to promote charge efficiency, need the power for increasing the radiator structure of charging pile power module in charging pile. It is also resulted in while increasing the power of radiator structure of charging pile power module in the radiator structure of charging pile power module Each component on PCB circuit assemblies, such as the first device of the fever such as metal-oxide-semiconductor (metal oxide semiconductor) and inductance The heat condition of part aggravates, and in order to ensure the lasting safe handling of charging pile, needs for the radiator structure of charging pile power module Efficient radiator structure is provided.Radiator structure in the prior art can not directly dissipate the more serious component that generates heat Heat cannot be satisfied the demand of the radiator structure hoisting power of charging pile power module.

Utility model content

The purpose of this utility model is to provide the radiator structures of charging pile power module, it is intended to it solves in the prior art, The problem of can not directly radiating to the more serious component that generates heat in the radiator structure of charging pile power module.

For this purpose, the utility model uses following technical scheme：

The radiator structure of charging pile power module, including power shell, at least one piece collection in the power shell At circuit board, the heating element on the integrated circuit board, the heat transfer module being arranged is contacted with the heating element, The heat transfer module includes the conductive structure for having liquid cooling channel, and the liquid cooling channel has inlet and liquid outlet.

Further, the heat transfer module further includes set on the feed liquor end of the inlet, set on the liquid outlet Outlet end head, the heating element include metal-oxide-semiconductor, inductance and transformer, and the conductive structure includes having the liquid cooling The heat-conducting plate in channel, both ends contact the heat pipe of setting with the inductance and the heat-conducting plate respectively, and the heat-conducting plate includes opening up There are the upper plate of liquid bath and the lower plate for fixing the metal-oxide-semiconductor, the lower plate to be equipped with several ribs close to the side of the upper plate, The top of the rib is bonded with the bottom of the liquid bath.The bottom of rib is structure as a whole with lower plate.

Further, the both ends of the rib between the side wall of the liquid bath have gap, the feed liquor end and The outlet end head is located at the opposite both ends of the liquid bath.

Further, one end of the rib is bonded setting, the other end of the rib and institute with the side wall of the liquid bath Stating has gap between the side wall of liquid bath, and the sticking part of the adjacent rib and the liquid bath is located at the two of the liquid bath End.

Further, the lower plate is equipped with several radiating fins or several thermal columns close to the side of the upper plate, described It is equipped with sealing ring between upper plate and the lower plate, connects or welds for screw between the upper plate and the lower plate.

Further, the heat transfer module further includes set on the feed liquor end of the inlet, set on the liquid outlet Outlet end head, the heating element include metal-oxide-semiconductor, inductance and transformer, the conductive structure include several copper pipes, with The connected feed liquor current divider in the feed liquor end, be connected with the outlet end head go out liquid current divider, the both ends of the copper pipe are divided Not with the feed liquor current divider and it is described go out liquid current divider be connected.

Further, further include heat conduction fixed plate for fixing the metal-oxide-semiconductor, the metal-oxide-semiconductor is fixed with the heat conduction Plate bolt connects, and the copper pipe runs through the heat conduction fixed plate.

Further, further include heat conduction fixed station for fixing the inductance, the copper pipe is fixed through the heat conduction Platform.

Further, it is encapsulated by heat conduction casting glue between the conductive structure and the integrated circuit board.

Further, the upper plate offers seal groove, and the sealing ring is set in the seal groove.

The beneficial effects of the utility model：Main fever of the heating element as the radiator structure of charging pile power module Source is the key position of the radiator structure heat dissipation of charging pile power module, heat transfer module and heating element are in direct contact or Person's heat conductive contact ensures that the heat that heating element generates can quickly be transmitted to heat transfer module, and heat transfer module is by absorption Heat transfer gives external cooling module, it is achieved that directly transmit the heat that the component for generating heat more serious generates outward Effect.

Description of the drawings

It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this practicality is new Some embodiments of type for those of ordinary skill in the art without having to pay creative labor, can be with Obtain other attached drawings according to these attached drawings.

Fig. 1 is the explosive view of the radiator structure of the charging pile power module of the utility model；

Fig. 2 is the explosive view for looking up direction of the heat transfer module of the utility model；

Fig. 3 is the structural schematic diagram of the heat transfer module of the utility model (when liquid cooling channel is several parallel channels composition)；

Fig. 4 is the structural schematic diagram of the heat transfer module of the utility model (when liquid cooling channel is rotary type)；

Fig. 5 is the explosive view of the overlook direction of the heat transfer module of the utility model (when being equipped with radiating fin)；

Fig. 6 is the explosive view of the overlook direction of the heat transfer module of the utility model (when being equipped with thermal column)；

Fig. 7 is the overall diagram of the radiator structure of the charging pile power module of the utility model；

Fig. 8 is the structural schematic diagram of the heat transfer module of the utility model (when liquid cooling channel is made of copper pipe)；

In figure：

1, power shell；2, integrated circuit board；3, metal-oxide-semiconductor；4, inductance；5, feed liquor end；6, outlet end head；7, upper plate； 701, liquid bath；8, lower plate；801, rib；802, radiating fin；803, thermal column；9, copper pipe；10, feed liquor current divider；11, go out liquid Current divider；12, heat conduction fixed plate；13, heat conduction fixed station.

Specific implementation mode

In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain The utility model is not used to limit the utility model.

It should be noted that when element is referred to as " being fixed on " or " being set to " another element, it can be directly another On one element or it is connected on another element.When an element is known as " being connected to " another element, it can To be directly to another element or be indirectly connected on another element.

It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical", The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on ... shown in the drawings or position are closed System, is merely for convenience of describing the present invention and simplifying the description, does not indicate or imply the indicated device or element is necessary With specific orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.In this reality With in novel description, the meaning of " plurality " is two or more, unless otherwise specifically defined.

The realization of the utility model is described in detail below in conjunction with specific embodiment.

As shown in figures 1-8, the utility model embodiment proposes the radiator structure of charging pile power module, including power supply shell Body 1, at least one piece of integrated circuit board 2 in power shell 1, the heating element on integrated circuit board 2 and fever The heat transfer module of component contact setting, heat transfer module include the conductive structure for having liquid cooling channel, and liquid cooling channel has feed liquor Mouth and liquid outlet.

In the embodiments of the present invention, main hair of the heating element as the radiator structure of charging pile power module Heat source is the key position of the radiator structure heat dissipation of charging pile power module, heat transfer module and heating element is in direct contact Or the heat conductive contact by tangible media, ensure that the heat that heating element generates can quickly be transmitted to heat transfer module (being different from traditional by air transmission or contactless), heat transfer module gives the heat transfer of absorption to external cooling mould Block, it is achieved that the effect for directly transmitting the heat that the component for generating heat more serious generates outward.Specifically, heat transfer module On conductive structure directly contacted with heating element, the coolant liquid that the liquid cooling channel in conductive structure is entered from inlet will be hot Amount flows out after absorbing from liquid outlet, then flows to the radiating module outside the radiator structure of charging pile power module.Due to charging pile master It is used for by outdoor road, is chronically in dust environment, therefore in addition to inlet and liquid outlet protrude power shell 1, His such as integrated circuit board 2, heat transfer module all seal the inside in power shell 1, and in addition to opening up use on power shell 1 Outside the relief hole of installation inlet and liquid outlet, without other through-holes, the most effective heat dissipation knot for avoiding charging pile power module Structure internal the problem of entering dust when in use.

Further, Fig. 2, Fig. 5 and Fig. 6 are please referred to, the heat dissipation as charging pile power module provided by the utility model A kind of specific implementation mode of structure, heat transfer module further include set on the feed liquor end 5 of inlet, the outlet end set on liquid outlet First 6, heating element includes the heat generating members such as metal-oxide-semiconductor 3, inductance 4 and transformer, and conductive structure includes having liquid cooling channel Heat-conducting plate, both ends contact the heat pipe of setting with inductance 4 and heat-conducting plate respectively, and heat-conducting plate includes 7 He of upper plate for offering liquid bath 701 Lower plate 8 for fixing metal-oxide-semiconductor 3, lower plate 8 are equipped with several ribs 801, the top of rib 801 and liquid bath close to the side of upper plate 7 701 bottom fitting.The bottom of rib 801 is structure as a whole with lower plate 8.Specifically, the rib 801 in lower plate 8 and upper plate 7 On liquid bath 701 bottom fitting (namely be tightly connected), therefore rib 801 forms liquid cooling channel in liquid bath 701, cooling It is flowed in the gap that liquid passes through between rib 801.Meanwhile the heat on inductance 4 is oriented to heat-conducting plate by heat pipe, is realized to inductance 4 heat dissipation.Preferably, heat-conducting plate is chosen as aluminium sheet, and aluminium sheet also reduces overall structure while having preferable heat conductivility Weight.

Further, Fig. 3 and Fig. 5 are please referred to, the radiator structure as charging pile power module provided by the utility model A kind of specific implementation mode, between the both ends (both ends of length direction) of rib 801 have between the side wall of liquid bath 701 Gap, feed liquor end 5 and outlet end head 6 are located at the opposite both ends of liquid bath 701.Namely the feed liquor end that coolant liquid passes through one end 5 enter the then other end that liquid baths 701 reach liquid baths 701 by several parallel channels, channel by adjacent rib 801 it Between gap composition, several parallel channels (that is to say channel in parallel) constitutes above-mentioned liquid cooling channels.Often arrange metal-oxide-semiconductor simultaneously 3 is corresponding with a channel, ensures the effect that heat is transmitted.

Preferably, Fig. 4 and Fig. 6 are please referred to, the radiator structure as charging pile power module provided by the utility model Also rib 801 can be arranged as follows for a kind of specific implementation mode：One end of rib 801 is bonded with the side wall of liquid bath 701 Setting (namely sealed connection), has gap, the end of above-mentioned rib 801 between the other end and the side wall of liquid bath 701 of rib 801 Portion is the both ends of 801 length direction of rib, and the sticking part of article adjacent ribs 801 and liquid bath 701 is located at the both ends of liquid bath 701. Namely the liquid cooling channel that rib 801 is formed in liquid bath 701 is that reciprocation cycle type (return again after reaching the other end from one end by coolant liquid To that opposite section, until flowed out from outlet end head 6, it that is to say and several concatenated channels join end to end to constitute above-mentioned liquid cooling logical Road), such as when the quantity of rib 801 is two pieces, the liquid cooling channel that rib 801 is formed in the liquid bath 701 is just S types.

Further, Fig. 5 and Fig. 6 are please referred to, the radiator structure as charging pile power module provided by the utility model A kind of specific implementation mode, lower plate 8 close to the side of upper plate 7 be equipped with several radiating fins 802 or several thermal columns 803, on Sealing ring is equipped between plate 7 and lower plate 8, upper plate 7 is that the mode that screw connect or welds realizes connection with lower plate 8.Specifically, Radiating fin 802 or thermal column 803 are set, the contact area of lower plate 8 and coolant liquid is increased, accelerates the rate that heat is transmitted, carries Rise the heat transfer speed generated to metal-oxide-semiconductor 3.

Further, a kind of specific embodiment party as the radiator structure of charging pile power module provided by the utility model Formula is encapsulated between conductive structure and integrated circuit board 2 by heat conduction casting glue.Specifically, by conductive structure and integrated circuit board 2 It is packaged together by heat conduction casting glue, can not only increase heat transfer efficiency and also be avoided that dust covers on integrated circuit board 2 (charging pile is mainly used for by outdoor road the normal work of influence component, is chronically in dust environment, is easy by ash The influence of dirt, therefore the radiator structure of the charging pile power module of this programme offer has preferable practicability).

Further, a kind of specific embodiment party as the radiator structure of charging pile power module provided by the utility model Formula, upper plate 7 offer seal groove, and sealing ring is set in seal groove.

Preferably, it please refers to Fig.1 and Fig. 8, heat transfer module further includes set on the feed liquor end 5 of inlet, is set to liquid outlet Outlet end head 6, heating element includes metal-oxide-semiconductor 3 and inductance 4, and also conductive structure can be arranged in the following manner：Conductive structure Including several copper pipes 9 (copper pipe 9 constitutes above-mentioned liquid cooling channel), the feed liquor current divider 10 being connected with feed liquor end 5 and outlet end head 6 be connected go out liquid current divider 11, the both ends of copper pipe 9 respectively with feed liquor current divider 10 and go out liquid current divider 11 and be connected.Specifically, cold But liquid first enters feed liquor current divider 10 from feed liquor end 5, if feed liquor current divider 10 is again assigned to coolant liquid by several outlets In dry root copper pipe 9, the coolant liquid in several copper pipes 9 is flowed out after liquid current divider 11 by outlet end head 6 by going out again.

Further, further include heat conduction fixed plate 12 for fixing metal-oxide-semiconductor 3, metal-oxide-semiconductor 3 and 12 screw of heat conduction fixed plate Connection, copper pipe 9 run through heat conduction fixed plate 12.The non-end that patches of metal-oxide-semiconductor 3 is connected with heat conduction fixed plate 12 using screw, simultaneously Using heat conduction fixed plate 12 by the heat transfer of metal-oxide-semiconductor 3 to copper pipe 9.Further, further include heat conduction for fixed inductance 4 Fixed station 13, copper pipe 9 run through heat conduction fixed station 13.It is fixed after being coated inductance 4 using heat conduction fixed station 13, heat conduction fixed station 13 The heat transmission that inductance 4 is generated again is to copper pipe 9.

Obviously, above-described embodiment of the utility model is used for the purpose of clearly illustrating the utility model example, and It is not the restriction to the embodiment of the utility model.For those of ordinary skill in the art, in above description On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments It is exhaustive.All any modification, equivalent and improvement made within the spirit and principle of the present invention etc., should be included in Within the protection domain of the utility model claims.

Claims (10)

1. the radiator structure of charging pile power module, which is characterized in that including power shell, in the power shell extremely Few one piece of integrated circuit board, contacts setting with the heating element at the heating element on the integrated circuit board Heat transfer module, the heat transfer module include the conductive structure for having liquid cooling channel, and the liquid cooling channel has inlet and goes out liquid Mouthful.

2. the radiator structure of charging pile power module according to claim 1, which is characterized in that the heat transfer module also wraps Include set on the feed liquor end of the inlet, the outlet end head set on the liquid outlet, the heating element include metal-oxide-semiconductor, Inductance and transformer, the conductive structure include the heat-conducting plate with the liquid cooling channel, both ends respectively with the inductance and The heat pipe of the heat-conducting plate contact setting, the heat-conducting plate includes offering the upper plate of liquid bath and for fixing the metal-oxide-semiconductor Lower plate, the lower plate are equipped with several ribs close to the side of the upper plate, and the top of the rib and the bottom of the liquid bath are pasted It closes.

3. the radiator structure of charging pile power module according to claim 2, which is characterized in that the both ends of the rib are equal There is gap between the side wall of the liquid bath, it is opposite that the feed liquor end and the outlet end head are located at the liquid bath Both ends.

4. the radiator structure of charging pile power module according to claim 2, which is characterized in that one end of the rib with The side wall fitting setting of the liquid bath, has gap between the other end of the rib and the side wall of the liquid bath, adjacent described The sticking part of rib and the liquid bath is located at the both ends of the liquid bath.

5. according to the radiator structure of claim 2-4 any one of them charging pile power modules, which is characterized in that the lower plate It is equipped with several radiating fins or several thermal columns close to the side of the upper plate, sealing is equipped between the upper plate and the lower plate Circle is connected or is welded for screw between the upper plate and the lower plate.

6. the radiator structure of charging pile power module according to claim 1, which is characterized in that the heat transfer module also wraps Include set on the feed liquor end of the inlet, the outlet end head set on the liquid outlet, the heating element include metal-oxide-semiconductor, Inductance and transformer, the conductive structure include several copper pipes, the feed liquor current divider being connected with the feed liquor end and institute That states that outlet end head is connected goes out liquid current divider, the both ends of the copper pipe respectively with the feed liquor current divider and it is described go out liquid current divider It is connected.

7. the radiator structure of charging pile power module according to claim 6, which is characterized in that further include for fixing The heat conduction fixed plate of metal-oxide-semiconductor is stated, the metal-oxide-semiconductor is fixed plate bolt with the heat conduction and connect, and the copper pipe is solid through the heat conduction Fixed board.

8. the radiator structure of charging pile power module according to claim 6, which is characterized in that further include for fixing The heat conduction fixed station of inductance is stated, the copper pipe runs through the heat conduction fixed station.

9. according to the radiator structure of claim 1-4 and 6-8 any one of them charging pile power module, which is characterized in that institute It states and is encapsulated by heat conduction casting glue between conductive structure and the integrated circuit board.

10. the radiator structure of charging pile power module according to claim 5, which is characterized in that the upper plate offers Seal groove, the sealing ring are set in the seal groove.