CN219577694U - Heat dissipation integrated structure, vehicle-mounted charger and electric automobile - Google Patents

Abstract

The utility model discloses a heat dissipation integrated structure, a vehicle-mounted charger and an electric automobile. The heat dissipation integrated structure comprises a water channel module, a first electronic component module, a second electronic component module and a first mounting piece; the water channel module is provided with a first installation cavity and a first liquid inlet, the first installation cavity is provided with a first installation opening, the first installation opening and the first liquid inlet are respectively arranged on different sides of the water channel module, and the first liquid inlet is communicated with the first installation cavity; the first electronic component module is arranged in the first mounting cavity through the first mounting opening; the second electronic component module and the first liquid inlet are arranged on the same side of the water channel module; the first mounting piece seals the first mounting opening and is in sealing connection with the water channel module. According to the technical scheme, the glue is respectively filled from the two opposite sides of the water channel module without overturning operation, so that a re-baking and curing process between two glue filling processes is omitted, the overall process time is shortened, and the production efficiency is improved.

Description

Heat dissipation integrated structure, vehicle-mounted charger and electric automobile

Technical Field

The utility model relates to the technical field of electronics, in particular to a heat dissipation integrated structure, a vehicle-mounted charger and an electric automobile.

Background

Along with the requirements of energy conservation and emission reduction and atmospheric pollution control, new energy automobiles are gradually commercially available in markets, and electric automobiles are the main force armies of the new energy automobiles. In order to improve the heat dissipation performance, heat generated by the heat generating device needs to be conducted to the water channel module by adding a heat dissipation medium, for example, heat is conducted to the water channel module by filling heat conducting glue for heat dissipation.

Taking a mode of filling heat-conducting glue as an example, in the related art, in order to improve heat dissipation efficiency, an OBC plate and a DCDC plate are respectively located on the upper surface and the lower surface of a water channel module, heat-generating devices of the OBC plate and heat-generating devices of the DCDC plate need to be filled with the heat-conducting glue from the upper surface and the lower surface of the water channel module respectively, however, in the traditional scheme, one surface of the water channel module needs to be filled with glue first and then is placed in a high-temperature furnace for curing, and after the curing is completed, the other surface needs to be filled with glue and cured again. The double-sided glue filling mode increases the working hours of the production line, and causes the problem of low production efficiency.

Disclosure of Invention

The utility model mainly aims to provide a heat dissipation integrated structure, which aims to shorten glue filling time and improve production efficiency.

In order to achieve the above object, the present utility model provides a heat dissipation integrated structure, comprising:

the water channel module is provided with a first installation cavity and a first liquid inlet, the first installation cavity is provided with a first installation opening, the first installation opening and the first liquid inlet are respectively arranged on different sides of the water channel module, and the first liquid inlet is communicated with the first installation cavity;

the first electronic component module is arranged in the first mounting cavity through the first mounting opening;

the second electronic component module and the first liquid inlet are arranged on the same side of the water channel module; and

the first mounting piece is used for sealing the first mounting opening and is in sealing connection with the water channel module.

In an embodiment of the utility model, a first sealing member is disposed on a side of the first mounting member facing the waterway module, and the first sealing member is disposed around the first mounting hole when the first mounting member is connected to the waterway module.

In an embodiment of the utility model, the first electronic component module is fixedly connected to the first mounting part, the first mounting part is provided with a through hole for a pin of the first electronic component module to pass through, and the pin is in sealing connection with the corresponding through hole.

In an embodiment of the utility model, the first electronic component module includes a first magnetic member, the first magnetic member has a first input pin and a first output pin, the through hole includes a first through hole hermetically connected to the first input pin, and a second through hole hermetically connected to the first output pin;

a metal sleeve or a second sealing element is arranged at the first through hole, and the first input pin is welded with the metal sleeve in a sealing way or is connected with the first through hole in a sealing way through the second sealing element;

and/or a copper bar or a fourth sealing piece is arranged at the second through hole, and the first output pin is welded with the copper bar in a sealing way or is connected with the second through hole in a sealing way through the fourth sealing piece.

In an embodiment of the utility model, the first electronic component module includes a second magnetic member, the second magnetic member has a second input pin and a second output pin, the through hole further includes a third through hole hermetically connected to the second input pin, a third sealing member for hermetically connecting the third through hole to the second input pin is disposed at the third through hole, a fourth through hole communicating with the first mounting cavity is disposed at a side of the water channel module away from the first mounting member, and the second output pin is disposed through the fourth through hole.

In an embodiment of the utility model, the water channel module is provided with a first fixing piece at the first mounting opening, the first mounting piece is correspondingly provided with a second fixing piece, and the first fixing piece is connected with the second fixing piece in a matching way, so that the first sealing piece is connected between the first mounting piece and the water channel module in a sealing way.

In an embodiment of the utility model, the first fixing part is a first fastening part, the second fixing part is a second fastening part, a connecting plate is arranged on one side of the water channel module, which faces the first mounting part, the connecting plate is hollowed out and arranged corresponding to the position of the first mounting opening, the side edge of the connecting plate is turned over towards the direction, which faces away from the first mounting part, to form the first fastening part, and the second fastening part is fastened with the first fastening part.

In an embodiment of the utility model, the water channel module is further formed with a second installation cavity, the second installation cavity is provided with a second installation opening, the second installation opening and the first liquid inlet are arranged on the same side of the water channel module, and the second electronic component module is arranged in the second installation cavity through the second installation opening.

In an embodiment of the utility model, the heat dissipation integrated structure further includes a second mounting member for mounting the second electronic component module, where the second mounting member is fixedly connected to the water channel module and is disposed on the same side of the water channel module as the first liquid inlet.

In an embodiment of the utility model, a third fastening member is disposed on a side of the second installation member facing the water channel module, and a fourth fastening member fastened with the third fastening member is disposed on the water channel module.

In an embodiment of the present utility model, the second mounting member is provided with a second liquid inlet corresponding to the first liquid inlet, and a third liquid inlet corresponding to the second mounting cavity, where the second liquid inlet is communicated with the first liquid inlet, and the third liquid inlet is communicated with the second mounting cavity.

In an embodiment of the present utility model, a retaining wall is disposed between the first installation cavity and the second installation cavity, so that the first installation cavity and the second installation cavity are independent from each other.

In order to achieve the above purpose, the utility model also provides a vehicle-mounted charger, which comprises a shell and the heat dissipation integrated structure, wherein the heat dissipation integrated structure is arranged in the shell.

In order to achieve the above purpose, the utility model also provides an electric automobile, which comprises the vehicle-mounted charger.

According to the technical scheme, in the heat dissipation integrated structure, the first mounting cavity for mounting the first electronic component module is formed in the water channel module, the first mounting cavity is provided with the first mounting opening and the first liquid inlet, the first mounting opening and the first liquid inlet are respectively arranged on different sides of the water channel module, the first mounting part is arranged on the side, provided with the first mounting opening, of the water channel module, and the first mounting part is in sealing connection with the water channel module to cover the first mounting opening, so that when the heat conducting glue is filled in, one side, provided with the second electronic component module, of the water channel module can be filled with the heat conducting glue on the side, provided with the second electronic component module, simultaneously, the heat conducting glue can be filled in the first mounting cavity from the first liquid inlet arranged on the same side as the second electronic component module, and the glue is not required to be respectively filled from the opposite sides of the water channel module in a overturning operation, so that a re-baking and solidifying procedure between two glue filling procedures is omitted, and the whole process time is shortened, and the production efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a water channel module according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a water channel module according to another embodiment of the present utility model;

FIG. 3 is a schematic diagram illustrating an assembly structure of a water channel module, a first electronic component module, and a second electronic component module according to an embodiment of the present utility model;

FIG. 4 is a schematic view of a first mounting member according to an embodiment of the present utility model;

fig. 5 is a schematic diagram of an assembly structure of a first mounting member and a first electronic component module according to an embodiment of the present utility model;

FIG. 6 is a schematic diagram of another view of the embodiment of FIG. 5;

FIG. 7 is a schematic diagram of an exploded structure of the heat dissipating integrated structure of the present utility model;

FIG. 8 is a schematic diagram of a heat dissipating integrated structure according to the present utility model;

fig. 9 is a full cross-sectional view of the heat dissipating integrated structure of the present utility model.

Reference numerals illustrate:

the achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

Meanwhile, the meaning of "and/or" and/or "appearing throughout the text is to include three schemes, taking" a and/or B "as an example, including a scheme, or B scheme, or a scheme that a and B satisfy simultaneously.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The utility model provides a heat dissipation integrated structure.

In the embodiment of the present utility model, as shown in fig. 1 to 7, the heat dissipation integrated structure includes a water channel module 100, a first electronic component module 200, a second electronic component module 300, and a first mounting member 400.

A first installation cavity A and a first liquid inlet 103 are formed in the water channel module 100, the first installation cavity A is provided with a first installation opening 101, the first installation opening 101 and the first liquid inlet 103 are respectively arranged on different sides of the water channel module 100, and the first liquid inlet 103 is communicated with the first installation cavity A; the first electronic component module 200 is arranged in the first installation cavity A through the first installation port 101; the second electronic component module 300 and the first liquid inlet 103 are arranged on the same side of the water channel module 100; the first mounting member 400 covers the first mounting port 101 and is hermetically connected to the waterway module 100.

In this embodiment, the water channel module 100 plays a role in heat dissipation, cooling, and cooling of the first electronic component module 200 and the second electronic component module 300. A first installation cavity a is formed in the waterway module 100, the first installation cavity a having a first installation port 101 such that the first electronic component module 200 can be installed in the first installation cavity a from the first installation port 101. Through setting up first installed part 400 in the one side that is equipped with first installing port 101 at water course module 100, this first installed part 400 and water course module 100 sealing connection are in order to seal the lid with first installing port 101, thereby the one side that deviates from first inlet 103 with first electronic components module 200 place first installation cavity A seals, thereby when filling the operation of heat conduction glue, can be in the one side of water course module 100 installation second electronic components module 300, when filling second electronic components module 300 with the heat conduction glue, also can follow the first inlet 103 that sets up with second electronic components module 300 homonymy with the heat conduction glue is filled into first installation cavity A, and need not the upset operation and fill glue respectively from the opposite both sides of water course module 100, the re-bake solidification process between two glue filling processes has been saved, thereby whole process time has been reduced, production efficiency has been promoted.

Alternatively, the first mounting port 101 and the first liquid inlet 103 may be disposed on two adjacent sides of the waterway module 100, or may be disposed on two opposite sides of the waterway module 100. Preferably, the first mounting port 101 and the first liquid inlet 103 may be disposed at opposite sides of the waterway module 100, respectively, so that the process of filling the heat conductive glue into the first mounting cavity a from the first liquid inlet 103 is smoother.

It can be appreciated that the first mounting member 400 may be fixedly connected or not fixedly connected with the first electronic component module 200, and when the first mounting member 400 is not fixedly connected with the first electronic component module 200, the first electronic component module 200 may be fixedly connected with the water channel module 100, and the first mounting member 400 only plays a role of covering the first mounting opening 101. When the first mounting piece 400 is fixedly connected with the first electronic component module 200, the first mounting piece 400 plays a role of fixedly mounting the first electronic component module 200, and in practical application, the first electronic component module 200 can be firstly mounted on the first mounting piece 400, then the combination of the first electronic component module and the first mounting piece 400 is mounted in the water channel module 100 together, specifically, the first electronic component module 200 extends into the first mounting cavity A from the first mounting port 101, then the first mounting piece 400 is in sealing connection with the water channel module 100 to seal and cover the first mounting port 101, so that the side, facing away from the first liquid inlet 103, of the first electronic component module 200 is sealed and sealed, and the risk of glue leakage from the first mounting port 101 can be reduced.

Alternatively, the sealing connection manner between the first mounting member 400 and the waterway module 100 may be determined according to practical situations, for example, interference fit between the first mounting member and the waterway module 100 may be achieved, or welding sealing may be achieved, or sealing may be achieved by using sealant, and the specific structure is not limited herein.

In practical application, taking the heat dissipation integrated structure of the vehicle-mounted power supply as an example, in order to ensure a normal charging function, the heat dissipation integrated structure of the vehicle-mounted power supply may include an OBC component and a DCDC component, and considering that magnetic devices such as transformers and inductors in the OBC component and the DCDC component are main heat generating devices, the magnetic devices such as transformers and inductors in the OBC component and the DCDC component may be disposed in the water channel module 100 to dissipate heat and reduce temperature, and it is understood that the first electronic component module 200 may be one of the heat generating devices in the OBC component and the heat generating devices in the DCDC component, the second electronic component module 300 may be the other one of the heat generating devices in the OBC component and the heat generating devices in the DCDC component, and specific structural types of the first electronic component module 200 and the second electronic component module 300 may not be limited herein.

In the heat dissipation integrated structure of the technical scheme of the utility model, the first installation cavity a and the first liquid inlet 103 for installing the first electronic component module 200 are formed in the water channel module 100, the first installation cavity a is provided with the first installation opening 101, the first installation opening 101 and the first liquid inlet 103 are respectively arranged at different sides of the water channel module 100, the first installation piece 400 is arranged at one side of the water channel module 100 provided with the first installation opening 101, and the first installation piece 400 is in sealing connection with the water channel module 100 so as to cover the first installation hole 101, so that when the operation of injecting the heat conduction glue is performed, the heat conduction glue can be injected into the second electronic component module 300 at one side of the water channel module 100 provided with the second electronic component module 300, and meanwhile, the heat conduction glue can be injected into the first installation cavity a from the first liquid inlet 103 arranged at the same side as the second electronic component module 300, and the two opposite sides of the water channel module 100 are respectively injected with the glue without the overturning operation, so that the time between two glue injection procedures is saved, and the overall baking process time is shortened.

In an embodiment of the present utility model, referring to fig. 2 to 5, a side of the first mounting member 400 facing the waterway module 100 is provided with a first sealing member 410, and the first sealing member 410 is disposed around the first mounting port 101 when the first mounting member 400 is connected to the waterway module 100.

In this embodiment, the first sealing member 410 is disposed on the first mounting member 400, the first sealing member 410 is disposed around the outer circumference of the first electronic component module 200, and when the first electronic component module 200 and the first mounting member 400 are assembled to the waterway module 100, the first electronic component module 200 extends into the first mounting cavity a through the first mounting port 101, the first mounting member 400 is connected to the waterway module 100, and at this time, the first sealing member 410 is clamped between the first mounting member 400 and the waterway module 100 to realize the sealing function. In order to ensure a better sealing effect on the first mounting hole 101, the first sealing member 410 is disposed around the first mounting hole 101, so that the peripheral area of the first mounting hole 101 is sealed, thereby better playing a role in preventing glue leakage.

Optionally, the first seal 410 is a plastic ring or injection molded soft rubber, etc.

In an embodiment of the utility model, the first electronic component module 200 is fixedly connected to the first mounting member 400, the first mounting member 400 is provided with through holes (401/402/403) for the pins (211/212/221) of the first electronic component module 200 to pass through, and the pins (211/212/221) are hermetically connected with the corresponding through holes (401/402/403).

It can be understood that the water channel module 100 plays a role in cooling the first electronic component module 200, and the first electronic component module 200 needs to be electrically connected with other devices through its pins (211/212/221), so in this embodiment, a plurality of through holes (401/402/403) are provided on the first mounting member 400, and the pins (211/212/221) of the first electronic component module 200 can extend from the corresponding plurality of through holes (401/402/403) to be connected with other devices smoothly. In order to prevent the leakage of the heat-conducting glue from the through holes (401/402/403), the pins (211/212/221) may be sealingly connected to the corresponding through holes (401/402/403). Optionally, a sealant or injection molding soft rubber can be arranged in the through hole to seal the pins, or a metal sleeve is arranged at the through hole to seal the pins in a welding way, and the like.

In this embodiment, by sealing the plurality of pins (211/212/221) of the first electronic component module 200 and the plurality of through holes (401/402/403) on the first mounting member 400, and sealing the first sealing member 410 on the first mounting member 400 and the water channel module 100, a better sealing effect of the first mounting cavity a and the first mounting member 400 is ensured, so that compared with the glue filling pressure (the flow rate of the heat-conducting glue is 5 g/s-15 g/s) of the existing bidirectional glue filling mode, the glue filling pressure can be greatly increased, the flow rate of the heat-conducting glue can be greatly increased to 50g/s, for example, the time of the glue filling process is reduced, and the production efficiency is further improved.

In an embodiment of the present utility model, the first electronic component module 200 includes a first magnetic member 210, where the first magnetic member 210 has a first input pin 211 and a first output pin 212, and the through hole includes a first through hole 401 hermetically connected to the first input pin 211 and a second through hole 402 hermetically connected to the first output pin 212; the first through hole 401 is provided with a metal sleeve 420 or a second sealing element, and the first input pin 211 is welded with the metal sleeve 420 in a sealing way or is connected with the first through hole 401 in a sealing way through the second sealing element; and/or, the second through hole 402 is provided with a copper bar 430, and the first output pin 212 and the copper bar 430 are welded in a sealing way.

The first magnetic member 210 is mounted at a position of the first mounting member 400 corresponding to the first mounting port 101, the first magnetic member 210 has a first input pin 211 and a first output pin 212, the first input pin 211 and the first output pin 212 are respectively connected with corresponding devices, the first input pin 211 and the first output pin 212 need to protrude from the first mounting member 400, based on this, a first through hole 401 through which the first input pin 211 passes is provided on the first mounting member 400, a second through hole 402 through which the first output pin 212 passes is provided on the first mounting member 400, and the first input pin 211 and the first through hole 401 are connected in a sealing manner to prevent the heat conductive adhesive from leaking out of the first through hole 401, and simultaneously the first output pin 211 and the second through hole 402 are connected in a sealing manner to prevent the heat conductive adhesive from leaking out of the second through hole 402.

In an embodiment, a second seal may be provided within the first through hole 401 to seal with the first input pin 211, or a metal sleeve may be provided at the first through hole 401 to weld seal with the first input pin 211. In the present embodiment, in consideration of sealing effect and structural reliability, the metal sleeve 420 is disposed at the first through hole 401, and the first input pin 211 is welded and sealed with the metal sleeve 420. Optionally, the metal sleeve 420 is a copper sleeve, and the first input pin 211 is hermetically connected to the copper sleeve by soldering. Optionally, the second sealing member is injection molding soft rubber or a sealing ring.

In an embodiment, a fourth seal may be disposed within the second via 402 to seal with the first output pin 212, or a copper bar may be disposed at the second via 402 to solder seal the first output pin 212 with the copper bar. In this embodiment, considering the sealing effect and the structural characteristics of the plurality of first output pins 212 of the first magnetic element 210, the copper bar 430 is disposed at the second through hole 402, and the first output pins 212 and the copper bar 430 are soldered together by soldering, so as to realize the sealing of the plurality of first output pins 212 of the first magnetic element 210. Optionally, the fourth sealing element is injection molding soft rubber or a sealing ring.

Optionally, the first magnetic element 210 is a DCDC transformer.

In an embodiment of the present utility model, referring to fig. 2 to 5, the first electronic component module 200 includes a second magnetic member 220, the second magnetic member 220 has a second input pin 221 and a second output pin 222, the through hole includes a third through hole 403 in sealing connection with the second input pin 221, and a third sealing member for sealing connection between the third through hole 403 and the second input pin 221 is disposed at the third through hole 403; the side of the water channel module 100 away from the first mounting member 400 is provided with a fourth through hole 104 communicated with the first mounting cavity a, and the second output pin 222 penetrates through the fourth through hole 104.

The second magnetic member 220 is disposed on the first mounting member 400, the second magnetic member 220 has a second input pin 221 and a second output pin 222, the second input pin 221 and the second output pin 222 respectively extend toward opposite sides of the water channel module 100, at this time, a third through hole 403 through which the second input pin 221 passes may be disposed on the first mounting member 400, a fourth through hole 104 through which the second output pin 222 passes may be disposed on the water channel module 100, and the second input pin 221 and the third through hole 403 are hermetically connected to prevent the heat-conducting glue from leaking out of the third through hole 403, and meanwhile, since the fourth through hole 104 and the first liquid inlet 103 are located on the same side (glue filling side) of the water channel module 100, the fourth through hole 104 and the second output pin 222 may not be subjected to sealing treatment.

Optionally, the third sealing member may be a sealant 440 or injection molding soft plastic, etc. to prevent the heat conductive glue from leaking out of the third through hole 403. The third seal may also be a weld with which the second input pin 221 is sealed.

Optionally, the second magnetic element 220 is a DCDC inductor.

In an embodiment of the present utility model, referring to fig. 2 to 5, the waterway module 100 is provided with a first fixing member at the first mounting hole 101, the first mounting member 400 is correspondingly provided with a second fixing member, and the first fixing member is cooperatively connected with the second fixing member, so that the first sealing member 410 is hermetically connected between the first mounting member 400 and the waterway module 100.

The connection structure of the first mounting member 400 and the water channel module 100 is illustrated in this embodiment, by setting the first fixing member on the water channel module 100, and setting the second fixing member on the first mounting member 400, the first fixing member is cooperatively connected with the second fixing member, and it can be understood that the specific connection structure of the first fixing member and the second fixing member may be determined according to the actual situation, such as the first fixing member is in snap connection with the second fixing member, the threaded connection, the welding fixation, the bonding, or the like. The specific connection structure thereof may not be limited herein.

In an embodiment, the first fixing part is a first fastening part 111, the second fixing part is a second fastening part 450, a connecting plate 110 is disposed on one side of the water channel module 100 facing the first mounting part 400, the connecting plate 110 is disposed corresponding to the hollow position of the first mounting opening 101, two sides of the connecting plate 110 are turned over towards the direction away from the first mounting part 400, so as to form a first fastening part 111, and the second fastening part 450 is fastened with the first fastening part 111.

The water channel module 100 is provided with the connecting plate 110 at the first mounting opening 101, the connecting plate 110 plays a role of connecting the first mounting piece 400, it can be understood that the water channel module 100 may cause uneven surface of the water channel module 100 towards the first mounting piece 400 due to factors such as structural design or production and manufacture, in this embodiment, in order to ensure better sealing connection effect between the first mounting piece 400 and the water channel module 100, the surface of the water channel module 100 towards the first mounting piece 400 is provided with the connecting plate 110, one side of the connecting plate 110 towards the first mounting piece 400 is a plane, and the connecting plate 110 is hollow corresponding to the position of the first mounting opening 101, so that when the first connecting plate 110 is connected with the first mounting piece 400, the first sealing piece 410 can be clamped between the connecting plate 110 and the first mounting piece 400 to achieve better sealing effect.

In order to better fixedly connect the first mounting piece 400 with the water channel module 100, the connecting plate 110 is respectively provided with the first buckling pieces 111 at two sides of the first mounting port 101, correspondingly, the first mounting piece 400 is also respectively provided with the second buckling pieces 450 at two sides corresponding to the first electronic component module 200, the first mounting piece 400 and the connecting plate 110 are buckled with the first buckling pieces 111 through the second buckling pieces 450 to realize the fixed connection, and at the moment, the first sealing piece 410 is compressed by the first mounting piece 400 and the connecting plate 110 to realize the sealing of the first mounting piece 400 and the connecting plate 110.

Alternatively, the connection plate 110 may be made of a metal material, and the conductive posts 112 may be disposed on the connection plate 110 to perform a grounding function.

Alternatively, the two sides of the connecting plate 110 are turned towards the direction away from the first mounting member 400 to form the first fastening member 111, so that the processing technology is simplified, and the production efficiency is improved.

In an embodiment of the present utility model, referring to fig. 7 to 9, the water channel module 100 further forms a second installation cavity B, the second installation cavity B has a second installation opening 102, the second installation opening 102 and the first liquid inlet 103 are disposed on the same side of the water channel module 100, and the second electronic component module 300 is disposed in the second installation cavity B through the second installation opening 102.

In this embodiment, the second installation cavity B is further formed in the water channel module 100, and the second installation port 102 and the first liquid inlet 103 are disposed on the same side of the water channel module 100, so that when glue is filled, the second installation cavity B and the first installation cavity a can be filled with glue from the second installation port 102 and the first liquid inlet 103 on the same side at the same time, without turning operation, and the single-sided glue filling function is realized.

In an embodiment of the present utility model, referring to fig. 7 to 9, the heat dissipation integrated structure further includes a second mounting member 500 for mounting the second electronic component module 300, where the second mounting member 500 is fixedly connected to the water channel module 100 and is disposed on the same side of the water channel module 100 as the first liquid inlet 103.

In this embodiment, the second mounting member 500 is disposed on the same side of the water channel module 100 as the first liquid inlet 103, and the second mounting member 500 functions to support and mount the second electronic component module 300. In practical application, the second electronic component module 300 is first mounted on the second mounting member 500, then the second mounting member 500 and the assembly of the second electronic component module 300 are assembled together on the waterway module 100, at this time, the second electronic component module 300 extends into the second mounting cavity B through the second mounting port 102, and the second mounting member 500 is fixedly connected with the waterway module 100, so as to realize the mounting and fixing functions of the second electronic component module 300.

In an embodiment, a third fastening member 510 is disposed on a side of the second installation member 500 facing the water channel module 100, and a fourth fastening member 120 fastened with the third fastening member 510 is disposed on the water channel module 100. In this embodiment, the third fastening device 510 is disposed on the second installation member 500, and the fourth fastening device 120 is disposed on the water channel module 100, so that the second installation member 500 and the water channel module 100 can be installed and fixed by fastening connection of the third fastening device 510 and the fourth fastening device 120. Alternatively, the fourth fastening member 120 may be disposed at a portion of the water channel module 100 corresponding to the first installation cavity a, and the fourth fastening member 120 may be a fastening groove structure.

In practical application, the first mounting piece 400 and the second mounting piece 500 are respectively arranged on two opposite sides of the water channel module 100, the first threaded connection column 460 can be arranged on the first mounting piece 400, the second threaded connection column 520 is arranged on the second mounting piece 500 corresponding to the first threaded connection column 460, and after the first mounting piece 400 is in buckling connection with the water channel module 100 and the second mounting piece 500 is in buckling connection with the water channel module 100, the fastening of the three is realized by penetrating the first threaded connection column 460 and the second threaded connection column 520 through screws, so that the reliability of the structure is ensured.

In an embodiment of the present utility model, the second mounting member 500 is provided with a second liquid inlet 501 corresponding to the first liquid inlet 103 and a third liquid inlet 502 corresponding to the second mounting cavity B, the second liquid inlet 501 is communicated with the first liquid inlet 103, and the third liquid inlet 502 is communicated with the second mounting cavity B.

Through set up the second inlet 501 that corresponds with first inlet 103 on second mounting 500, correspond second installation cavity B and be equipped with third inlet 502, realize this heat dissipation integrated configuration and all follow this side of second mounting 500 towards the inside function of encapsulating of water course module 100, also realize single face encapsulating promptly the function, saved from the baking solidification process between the two-sided encapsulating process to holistic process time has been reduced, production efficiency has been promoted.

In an embodiment, referring to fig. 7 to 9, the second mounting cavity B includes a first sub-mounting cavity B1 and a second sub-mounting cavity B2, the second electronic component module 300 includes an OBC module 310 disposed in the first sub-mounting cavity B1 and a PFC (Power Factor Correction ) module 320 disposed in the second sub-mounting cavity B2, and the second mounting member 500 is provided with a third liquid inlet 502 corresponding to the first sub-mounting cavity B1 and a fourth liquid inlet 503 corresponding to the second sub-mounting cavity B2.

In this embodiment, the structure of the second electronic component module 300 is illustrated, where the second electronic component module 300 includes an OBC module 310 and a PFC module 320, and correspondingly, a first sub-installation cavity B1 for installing the OBC module 310 and a second sub-installation cavity B2 for installing the PFC module 320 are provided in the water channel module 100, and it can be understood that the first sub-installation cavity B1 and the second sub-installation cavity B2 are all filled with glue through the second installation port 102. Through set up the second inlet 501 that corresponds with first inlet 103 on second mounting 500, correspond the third inlet 502 of first sub-installation cavity B1, correspond the fourth inlet 503 of second sub-installation cavity B2, realize this heat dissipation integrated morphology and all follow this side of second mounting 500 towards the inside function of encapsulating of water course module 100, realize single face encapsulating promptly the function, saved from the baking solidification process between the two-sided encapsulating process to holistic process time has been reduced, production efficiency has been promoted.

In an embodiment of the present utility model, a retaining wall 130 is disposed between the first installation cavity a and the second installation cavity B, so that the first installation cavity a and the second installation cavity B are independent from each other. When the glue filling operation is carried out, the heat conduction glue enters the first installation cavity A and the second installation cavity B from the corresponding liquid inlets respectively and then diffuses to the periphery, and the corresponding installation cavities are gradually filled, so that the filling rate of the heat conduction glue with the integral structure is ensured, and meanwhile, the mutual interference between electronic component modules in different installation cavities can be prevented.

Optionally, when the second installation cavity B includes the first sub-installation cavity B1 and the second sub-installation cavity B2, the retaining wall 130 is also provided between the first sub-installation cavity B1 and the second sub-installation cavity B2, the retaining wall 130 separates the cavity in the water channel module 100 into the first installation cavity a, the first sub-installation cavity B1 and the second sub-installation cavity B2 that are independent of each other, and when the glue filling operation, the heat-conducting glue enters into the first installation cavity a, the first sub-installation cavity B1 and the second sub-installation cavity B2 from the corresponding liquid inlets respectively, and is diffused all around, so as to gradually fill up the corresponding installation cavities, thereby ensuring the filling rate of the heat-conducting glue with the overall structure. Meanwhile, the DCDC module, the OBC module 310 and the PFC module 320 can be separated by dividing the electronic component module into three mounting cavities, so that mutual interference among the electronic component modules is prevented.

The utility model also provides a vehicle-mounted charger which comprises a shell and a heat dissipation integrated structure, wherein the specific structure of the heat dissipation integrated structure refers to the embodiment, and as the vehicle-mounted charger adopts all the technical schemes of all the embodiments, the vehicle-mounted charger at least has all the beneficial effects brought by the technical schemes of the embodiments, and the detailed description is omitted. The heat dissipation integrated structure is arranged in the shell.

The utility model also provides an electric automobile, which comprises a vehicle-mounted charger, and the specific structure of the vehicle-mounted charger refers to the embodiment, and because the electric automobile adopts all the technical schemes of all the embodiments, the electric automobile at least has all the beneficial effects brought by the technical schemes of the embodiments, and the specific structure of the vehicle-mounted charger is not repeated herein.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims (14)

1. A heat dissipating integrated structure, comprising:

the water channel module is provided with a first installation cavity and a first liquid inlet, the first installation cavity is provided with a first installation opening, the first installation opening and the first liquid inlet are respectively arranged on different sides of the water channel module, and the first liquid inlet is communicated with the first installation cavity;

the first electronic component module is arranged in the first mounting cavity through the first mounting opening;

the second electronic component module and the first liquid inlet are arranged on the same side of the water channel module; and

the first mounting piece is used for sealing the first mounting opening and is in sealing connection with the water channel module.

2. The heat dissipating integrated structure of claim 1, wherein a side of the first mounting member facing the waterway module is provided with a first sealing member, and wherein the first sealing member is disposed around the first mounting port when the first mounting member is connected to the waterway module.

3. The heat dissipating integrated structure of claim 1, wherein the first electronic component module is fixedly connected to the first mounting member, the first mounting member is provided with a through hole for a pin of the first electronic component module to pass through, and the pin is in sealing connection with the corresponding through hole.

4. The heat dissipating integrated structure of claim 3, wherein the first electronics module comprises a first magnetic member having a first input pin and a first output pin, the via comprising a first via sealingly connected to the first input pin and a second via sealingly connected to the first output pin;

a metal sleeve or a second sealing element is arranged at the first through hole, and the first input pin is welded with the metal sleeve in a sealing way or is connected with the first through hole in a sealing way through the second sealing element;

and/or a copper bar or a fourth sealing piece is arranged at the second through hole, and the first output pin is welded with the copper bar in a sealing way or is connected with the second through hole in a sealing way through the fourth sealing piece.

5. The heat dissipation integrated structure as recited in claim 3 wherein the first electronic component module comprises a second magnetic member having a second input pin and a second output pin, the through hole further comprises a third through hole in sealing connection with the second input pin, a third sealing member for sealing connection between the third through hole and the second input pin is disposed at the third through hole, a fourth through hole communicating with the first mounting cavity is disposed at a side of the water channel module away from the first mounting member, and the second output pin is disposed through the fourth through hole.

6. The heat dissipation integrated structure as recited in claim 2 wherein the water channel module is provided with a first fixing member at the first mounting port, the first mounting member is correspondingly provided with a second fixing member, and the first fixing member is cooperatively connected with the second fixing member, so that the first sealing member is in sealing connection between the first mounting member and the water channel module.

7. The heat dissipation integrated structure as recited in claim 6, wherein the first fixing member is a first fastening member, the second fixing member is a second fastening member, a connecting plate is arranged on one side of the water channel module, which faces the first mounting member, and is hollowed out at a position corresponding to the first mounting opening, the side edge of the connecting plate is turned over in a direction facing away from the first mounting member, so as to form the first fastening member, and the second fastening member is fastened with the first fastening member.

8. The heat dissipation integrated structure as recited in any one of claims 1-7, wherein the water channel module is further formed with a second mounting cavity having a second mounting port provided on the same side of the water channel module as the first liquid inlet, and the second electronic component module is provided in the second mounting cavity through the second mounting port.

9. The heat dissipating integrated structure of claim 8 further comprising a second mounting member for mounting said second electronic component module, said second mounting member being fixedly connected to said waterway module and being disposed on the same side of said waterway module as said first fluid inlet.

10. The heat dissipating integrated structure of claim 9, wherein a third fastening member is disposed on a side of the second mounting member facing the water channel module, and a fourth fastening member fastened to the third fastening member is disposed on the water channel module.

11. The heat dissipating integrated structure of claim 9, wherein the second mounting member has a second liquid inlet corresponding to the first liquid inlet and a third liquid inlet corresponding to the second mounting chamber, the second liquid inlet being in communication with the first liquid inlet, the third liquid inlet being in communication with the second mounting chamber.

12. The heat dissipating integrated structure of claim 11, wherein a retaining wall is provided between said first mounting cavity and said second mounting cavity such that said first mounting cavity and said second mounting cavity are independent of each other.

13. A vehicle-mounted charger, comprising a housing and the heat dissipation integrated structure as claimed in any one of claims 1 to 12, wherein the heat dissipation integrated structure is disposed in the housing.

14. An electric vehicle comprising the vehicle-mounted charger of claim 13.