CN221103033U - Highly integrated boost charging module structure - Google Patents

Abstract

The embodiment of the utility model provides a highly integrated boost charging module mechanism, and belongs to the technical field of boost charging. Boost charging module structure includes casing, heat dissipation water course, wave filter, condenser, inductor, relay, and the heat dissipation water course runs through and sets up in the casing, and wave filter, condenser set up in the top of heat dissipation water course, and the inductor sets up in the bottom of heat dissipation water course, and the relay sets up in the top and the bottom of heat dissipation water course, and boost charging module structure is interior to reasonably set up boost charging and direct circuit that fills moreover, has also realized good radiating efficiency when having guaranteed boost charging module structural performance, has guaranteed power supply circuit's stability and power battery's security.

Description

Highly integrated boost charging module structure

Technical Field

The utility model relates to the technical field of boost charging, in particular to a highly integrated boost charging module mechanism.

Background

The boost charging module is a high-voltage charging control unit connected with the charging pile in the charging process of the electric automobile, and plays a role in rapidly charging the power battery of the automobile. The boosting charging module controls and boosts the circuit, ensures the stability of the power supply circuit, and the performance of the module not only directly influences the overall performance of the quick charging of the power battery, but also is associated with the charging safety problem. In the prior art, the charging module is integrated in the PDU device, but the PDU device comprises a water-cooled shell, a DCDC conversion module, a PDU charging module, a communication module and other high-power modules, so that the layout functions are too many, the internal structure is staggered and complex, and the high-power modules are used for radiating and sharing a cooling waterway, so that the heat radiation of the boosting charging module is influenced, the performance of the charging module is influenced, and meanwhile, the disassembly and maintenance are troublesome.

Disclosure of utility model

In order to overcome the technical problems described above, an object of an embodiment of the present utility model is to provide a highly integrated boost charging module mechanism, where a heat dissipation water channel penetrating through a module is provided in the module, and a plurality of electronic components in the module are reasonably arranged, so as to ensure normal performance and good heat dissipation effect of the charging module.

In order to achieve the above object, an embodiment of the present utility model provides a highly integrated boost charging module structure, which is characterized in that the charging module structure includes:

A housing;

The heat dissipation water channel is arranged in the shell in a penetrating way;

The filter and the capacitor are arranged at the top of the radiating water channel;

The inductor is arranged at the bottom of the radiating water channel;

and the relay is arranged at the top and the bottom of the radiating water channel.

Optionally, the relay includes first positive relay, first negative pole relay and second positive relay, first positive relay and first negative pole relay set up in the top of heat dissipation water course, the second positive relay set up in the bottom of heat dissipation water course.

Optionally, one end of the first positive relay is used for being connected to a positive electrode of an external power supply input;

one end of the first negative electrode relay is used for being connected to a negative electrode of an external power supply input;

The first end of the filter is connected with the other end of the first positive relay, and the second end of the filter is connected with the other end of the first negative relay;

The first end and the second end of the capacitor are respectively connected with the third end and the fourth end of the filter;

One end of the inductor is connected with the third end of the capacitor;

One end of the second positive relay is connected with the other end of the inductor.

Optionally, the charging module structure includes:

the direct-charging output terminal is electrically connected with one end of the first positive electrode relay and one end of the first negative electrode relay;

The shell comprises an upper cover plate, the upper cover plate is arranged above the heat dissipation water channel, a first through hole is formed in the upper cover plate, and the direct charging output terminal is electrically connected with the first positive relay and the first negative relay through the first through hole;

The top of the side of casing is provided with second through-hole and first dismantlement little apron, just the projected area of second through-hole covers the high-pressure connecting piece runs through into the part of casing, first dismantlement little apron detachably connects the second through-hole.

Optionally, the charging module structure includes:

the control circuit board is arranged above the heat dissipation water channel and is electrically connected with the relay;

the low-voltage signal output terminal is electrically connected with the control circuit board;

The shell comprises an upper cover plate, the upper cover plate is arranged above the radiating water channel, a third through hole is formed in the upper cover plate, and the low-voltage signal output terminal is electrically connected with the control circuit board through the third through hole.

Optionally, the charging module structure includes a power input terminal electrically connected to one end of the first positive relay and one end of the first negative relay;

The side surface of the shell is provided with a fourth through hole, and the power input terminal is electrically connected with one ends of the first positive relay and the first negative relay through the fourth through hole;

The shell comprises an upper cover plate, the upper cover plate is arranged above the radiating water channel, a fifth through hole and a second small disassembling cover plate are arranged on the upper cover plate, the projection area of the fourth through hole covers the part of the power input terminal penetrating into the shell, and the second small disassembling cover plate is detachably connected with the fifth through hole.

Optionally, the charging module structure includes a high voltage connection member electrically connected to the fourth terminal of the capacitor and the other end of the second positive electrode relay;

The side of casing is provided with the sixth through-hole, high voltage connection spare passes through the sixth through-hole with the fourth of condenser with the other end electricity of second positive relay is connected.

Optionally, the charging module structure comprises a water inlet nozzle and a water outlet nozzle which are connected with the heat dissipation water channel;

The heat dissipation water channel comprises a water inlet and a water outlet, the water inlet and the water outlet are arranged on the side face of the shell, the water inlet nozzle is connected with the heat dissipation water channel through the water inlet, and the water outlet nozzle is connected with the heat dissipation water channel through the water outlet.

Optionally, the charging module structure further includes:

The air holes are formed in the side face of the shell;

The ventilation valve is connected to the ventilation holes in a matching way.

Optionally, the housing further comprises:

The upper cover plate is arranged above the heat dissipation water channel and is fixed on the top of the shell in a sealing way;

The lower cover plate is arranged below the heat dissipation water channel and is fixed at the bottom of the shell in a sealing manner.

Through the technical scheme, the boost charging module structure is provided with the heat dissipation water channel penetrating through the charging module structure, and the relay, the capacitor, the inductor, the filter and the like in the module are reasonably arranged near the heat dissipation water channel, so that the performance of the boost charging module structure is guaranteed, and meanwhile, the good heat dissipation efficiency is also realized, and the stability of a power supply circuit and the safety of a power battery are guaranteed.

Additional features and advantages of embodiments of the utility model will be set forth in the detailed description which follows.

Drawings

FIG. 1 is a schematic block diagram of the internal architecture of a highly integrated boost charging module mechanism according to one embodiment of the utility model;

FIG. 2 is a circuit connection block diagram of a highly integrated boost charging module mechanism according to one embodiment of the utility model;

FIG. 3 is a schematic diagram of a highly integrated boost charging module mechanism according to one embodiment of the utility model;

Fig. 4 is an exploded schematic view of a highly integrated boost charging module mechanism according to one embodiment of the utility model.

Description of the reference numerals

1. Shell 2, radiating water channel

3. Filter 4 and capacitor

5. Inductor 6 and relay

7. First positive relay 8 and first negative relay

9. Second positive relay 10 and direct charge output terminal

11. Upper cover plate 12, first through hole

13. Control circuit board 14, low voltage signal output terminal

15. Second through hole 16, power input terminal

17. Third through hole 18, fourth through hole

19. First removable small cover 20, high pressure connector

21. Fifth through hole 22, sixth through hole

23. Second removable small cover plate 24, water inlet nozzle

25. Water outlet 26, water inlet

27. 28, Ventilation holes for water outlet

29. Ventilation valve 30, lower cover plate

31. Conductive copper bar 32 and shielding plate

301. First end 302 of the filter, second end of the filter

303. Third terminal 304 of the filter, fourth terminal of the filter

401. First end 402 of the capacitor, second end of the capacitor

403. Third terminal 404 of the capacitor, fourth terminal of the capacitor

Detailed Description

The following describes the detailed implementation of the embodiments of the present utility model with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.

In the embodiments of the present utility model, unless otherwise indicated, terms of orientation such as "upper, lower, top, bottom" are used generally with respect to the orientation shown in the drawings or with respect to the positional relationship of the various components with respect to one another in the vertical, vertical or gravitational directions.

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.

As shown in fig. 1, which is a schematic block diagram of the internal structure of a highly integrated boost charging module mechanism according to one embodiment of the present utility model, in fig. 1, the charging module structure includes a housing 1, a radiator channel 2, a filter 3, a capacitor 4, an inductor 5, and a relay 6. Specifically, the heat dissipation water channel 2 may be penetratingly disposed in the housing 1, the heat dissipation water channel 2 may be integrated with the housing 1, and the heat dissipation water channel 2 may be integrated in the housing 1 by adopting a friction stir welding process; the filter 3 and the capacitor 4 may be disposed at the top of the heat dissipation channel 2, and the inductor 5 may be disposed at the bottom of the heat dissipation channel 2. Relays 6 may be provided at the top and bottom of the radiator channel 2; and the top of the inductor 5 is provided with a heat conducting medium connected to the bottom of the heat dissipation channel 2.

Through the charging module structure as shown in fig. 1, the heat dissipation water channel penetrating through the charging module structure is arranged, and the relay, the capacitor, the inductor, the filter and the like in the module are reasonably arranged near the heat dissipation water channel, so that the performance of the boosting charging module structure is ensured, and meanwhile, the good heat dissipation efficiency is also realized, and the stability of a power supply circuit and the safety of a power battery are ensured.

In fig. 1, in one embodiment of the present utility model, the kind and number of the relays 6 may be various as known to those skilled in the art, and the relays 6 may include a first positive electrode relay 7, a first negative electrode relay 8, and a second positive electrode relay 9. The position of the relay 6 is reasonably arranged, so that the layout of the charging module structure is optimized, the first positive relay 7 and the first negative relay 8 can be arranged at the top of the radiating water channel 2, and the second positive relay 9 can be arranged at the bottom of the radiating water channel 2.

As shown in fig. 2, which is a circuit connection block diagram of a highly integrated boost charging module mechanism according to an embodiment of the present utility model, in fig. 2, in order to ensure that a circuit of a boost charging mode of the charging module structure operates normally in an example of the present utility model, the connection manner of the circuit may be various as known to those skilled in the art, and one end of the first positive electrode relay 7 is used for being connected to a positive electrode of an external power supply input; one end of the first negative relay 8 is used for connecting to the negative pole of the external power input; a first end of the filter 3 is connected with the other end of the first positive relay 7, and a second end of the filter 3 is connected with the other end of the first negative relay 8; the first end and the second end of the capacitor 4 are respectively connected with the third end and the fourth end of the filter 3; one end of the inductor 5 is connected with the third end of the capacitor 4; one end of the second positive relay 9 is connected to the other end of the inductor 5, and boost charging of the charging module structure can be achieved by the above-described circuit connection relationship. And the charging module structure uses the conductive copper bars to complete the circuit connection inside the charging module structure, so that the overall layout is compact and neat, the copper bars are simple to walk, and the cost is effectively reduced.

FIG. 3 is a schematic diagram of a highly integrated boost charging module mechanism according to one embodiment of the utility model, and FIG. 4 is an exploded schematic diagram of a highly integrated boost charging module mechanism according to one embodiment of the utility model; in fig. 2, 3 and 4, in one embodiment of the present utility model, when the voltage input from the power supply is greater than the voltage of the battery, the boost charging mode of the charging module structure is not required at this time, and only the direct charging mode is used, so that the corresponding direct charging output terminal 10 needs to be provided. The circuit connection relation of the direct charging mode can be various known in the art, the direct charging output terminal 10 can be electrically connected with one end of the first positive electrode relay 7 and one end of the first negative electrode relay 8, when the voltage input by a power supply is larger than the voltage of a battery, the first positive electrode relay 7 and the first negative electrode relay 8 are disconnected, a loop of the boosting charging mode is not connected, and the loop of the direct charging mode is conducted, so that the switching of various loops is realized; in order to facilitate the installation, use and maintenance of the direct-charging output terminal 10, the position of the direct-charging output terminal 10 may be various as known to those skilled in the art, the housing 1 may include an upper cover plate 11, the upper cover plate 11 may be disposed above the heat dissipation water channel 2, the upper cover plate 11 may be provided with a first through hole 12, and the direct-charging output terminal 10 may be electrically connected with the first positive relay 7 and the first negative relay 8 through the first through hole 12. At the same time, in order to facilitate maintenance of the portion of the direct-charge output terminal 10 penetrating into the housing 1; the side of casing 1 can be provided with second through-hole 15 and first dismantlement minor flap 19, and the projected area of second through-hole 15 can cover and directly fills the part that output terminal 10 runs through into the casing, when directly fill the part that output terminal 10 runs through into casing 1 and need maintain the change, then need not open whole device, only need accomplish corresponding maintenance through second through-hole 15, prevent simultaneously that second through-hole 15 from getting into the foreign matter, cause the destruction of charging module structure, first dismantlement minor flap 19 detachably connects second through-hole 15, seals second through-hole 15.

In fig. 2 and 4, in one embodiment of the present utility model, in order to control the charging module structure, the charging module structure may further include a control circuit board 13, the location of the control circuit board 13 may be various as known in the art, the control circuit board 13 may be disposed above the heat dissipation waterway 2, and in order to avoid the influence of the filter 3 on the control circuit board 13, a shielding plate 32 may be disposed between the filter 3 and the control circuit board 13; meanwhile, in order to transmit signals of the control circuit board 13 of the charging module structure, data interaction and control interaction with a controller of the whole vehicle are facilitated, the charging module structure can further comprise a low-voltage signal output terminal 14, and the low-voltage signal output terminal 14 can be electrically connected with the control circuit board 13. In order to facilitate the installation, use and maintenance of the low voltage signal output terminal 14, the position 14 of the low voltage signal output terminal may be various as known to those skilled in the art, the housing may include an upper cover plate 11, the upper cover plate 11 may be disposed above the heat dissipation water channel 2, a third through hole 17 may be disposed on the upper cover plate 11, and the low voltage signal output terminal 14 may be connected to the control circuit board 13 through the third through hole 17.

In fig. 2 and 4, in one embodiment of the present utility model, the charging module structure includes a power input terminal 16, the power input terminal 16 may be connected to an external power source, and the power input terminal 16 may be electrically connected to one ends of the first positive relay 7 and the first negative relay 8 to connect the external power source to the circuit of the charging module structure. In order to facilitate the installation, use and maintenance of the power input terminal 16, the position of the power input terminal 16 may be various as known to those skilled in the art, and the side surface of the case 1 may be provided with a fourth through hole 18, through which the power input terminal 16 is electrically connected to one ends of the first positive relay 7 and the first negative relay 8. Meanwhile, in order to facilitate maintenance of the portion of the power input terminal 16 penetrating into the housing 1, the housing may include an upper cover plate 11 disposed above the heat dissipation water channel 2, a fifth through hole 21 and a second detachable small cover plate 23 are disposed on the upper cover plate 11, a projection of the fifth through hole 21 may cover the portion of the power input terminal 14 penetrating into the housing 1, when the portion of the power input terminal 14 penetrating into the housing 1 needs to be maintained and replaced, the whole device is not required to be opened, corresponding maintenance is only required to be completed through the fifth through hole 21, meanwhile, the fifth through hole 21 is prevented from entering foreign matters, damage to the structure of the charging module is caused, and the second detachable small cover plate 23 is detachably connected with the fifth through hole 21 to seal the fifth through hole 21.

In fig. 2 and 4, in one embodiment of the present utility model, the charging module structure includes a high voltage connection 20, the high voltage connection 20 is an output terminal located in a circuit of a boost mode of the charging module structure, in order to ensure a normal operation of the circuit of the boost mode, the circuit connection relationship of the high voltage connection 20 may be various as known to those skilled in the art, and the high voltage connection 20 may be electrically connected with a fourth terminal of the capacitor 4 and the other end of the second positive relay 9; in order to facilitate the installation, use and maintenance of the high voltage connection 20, the position of the high voltage connection 20 may be various as known to those skilled in the art, the side of the case 1 is provided with a sixth through hole 22, and the high voltage connection 20 is electrically connected to the fourth terminal of the capacitor 4 and the other end of the second positive relay 9 through the sixth through hole 22.

In fig. 4, in one embodiment of the present utility model, the charging module structure includes a water inlet 24 and a water outlet 25, the water inlet 24 and the water outlet 25 are used for sealing connection with a heat dissipation water channel and a heat dissipation water pump of the whole vehicle, in order to facilitate installation, use and maintenance of the water inlet 24 and the water outlet 25, the positions of the water inlet 24 and the water outlet 25 may be various as known in the art, the heat dissipation water channel 2 may further include a water inlet 26 and a water outlet 27 (not shown in the drawing), the water inlet 26 and the water outlet 27 are disposed at a side surface of the housing 1, the water inlet 24 is connected with the heat dissipation water channel 2 through the water inlet 26, and the water outlet 25 is connected with the heat dissipation water channel 2 through the water outlet 27, thereby achieving a heat dissipation effect, and simultaneously avoiding the water in the heat dissipation water channel 2 from affecting the charging module structure.

In fig. 4, in one embodiment of the present utility model, the charging module structure further includes a ventilation hole 28 and a ventilation valve 29, and the presence of the ventilation valve 28 can prevent external water molecules, dust, etc. from entering to damage the charging module structure while maintaining the pressure balance of the gas inside the charging module structure. The position of the vent 28 may be various as known to those skilled in the art, and in one example of the present utility model, the vent 28 may be disposed on the side of the housing 1, and the vent valve 29 may be coupled to the vent 28 in a matching manner.

In fig. 4, in one embodiment of the present utility model, the housing 1 includes an upper cover plate 11 and a lower cover plate 30, and in order to ensure the interior of the housing 1 to be clean, the positions of the upper cover plate 11 and the lower cover plate 30 may be various as known to those skilled in the art, and the upper cover plate 11 may be disposed above the heat dissipation water channel 2 and sealed and fixed to the top of the housing 1; the lower cover plate 30 may be disposed below the heat dissipation water channel 2 and sealed and fixed to the bottom of the housing 1.

Through the technical scheme, the charging module structure is provided with the heat dissipation water channel penetrating through the charging module structure, the relay, the capacitor, the inductor, the filter and the like in the module are reasonably arranged near the heat dissipation water channel, good heat dissipation efficiency is realized while the performance of the boosting charging module structure is guaranteed, the stability of a power supply circuit and the safety of a power battery are guaranteed, the conductive copper bars are used, the whole internal layout is compact and clean, the space utilization is reasonable, the copper bars are simple to walk, and the cost is effectively reduced.

The preferred embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present utility model within the scope of the technical concept of the present utility model, and all the simple modifications belong to the protection scope of the present utility model. In addition, the specific features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations are not described further.

Moreover, any combination of the various embodiments of the utility model can be made without departing from the spirit of the utility model, which should also be considered as disclosed herein.

Claims (10)

1. A highly integrated boost charging module structure, the charging module structure comprising:

a housing (1);

a heat dissipation water channel (2) penetrating through the shell (1);

The filter (3) and the capacitor (4) are arranged at the top of the radiating water channel (2);

The inductor (5) is arranged at the bottom of the radiating water channel (2);

and the relay (6) is arranged at the top and the bottom of the radiating water channel (2).

2. The charging module structure according to claim 1, wherein the relay (6) includes a first positive relay (7), a first negative relay (8) and a second positive relay (9), the first positive relay (7) and the first negative relay (8) are disposed at the top of the heat dissipation water channel (2), and the second positive relay (9) is disposed at the bottom of the heat dissipation water channel (2).

3. The charging module arrangement as claimed in claim 2, characterized in that one end of the first positive relay (6) is for connection to a positive pole of an external power supply input;

One end of the first negative electrode relay (8) is used for being connected to a negative electrode of an external power supply input;

The first end of the filter (3) is connected with the other end of the first positive relay (7), and the second end of the filter (3) is connected with the other end of the first negative relay (8);

The first end and the second end of the capacitor (4) are respectively connected with the third end and the fourth end of the filter (3);

one end of the inductor (5) is connected with the third end of the capacitor (4);

one end of the second positive relay (9) is connected with the other end of the inductor (5).

4. The charging module structure according to claim 2, characterized in that the charging module structure comprises:

A direct-charge output terminal (10), wherein the direct-charge output terminal (10) is electrically connected with one end of the first positive electrode relay (7) and one end of the first negative electrode relay (8);

the shell comprises an upper cover plate (11), the upper cover plate is arranged above the radiating water channel (2), a first through hole (12) is formed in the upper cover plate (11), and the direct charging output terminal (10) is electrically connected with one ends of the first positive relay (7) and the first negative relay (8) through the first through hole (12);

the top of the side of casing (1) is provided with second through-hole (15) and first dismantlement little apron (19), just the projected area of second through-hole (15) covers directly fill output terminal (10) penetration into the part of casing (1), first dismantlement little apron (19) detachably connect second through-hole (15).

5. The charging module structure according to claim 1, characterized in that the charging module structure comprises:

The control circuit board (13) is arranged above the radiating water channel (2) and is electrically connected with the relay (6);

A low-voltage signal output terminal (14) electrically connected to the control circuit board (13);

The shell (1) comprises an upper cover plate (11), the upper cover plate is arranged above the radiating water channel (2), a third through hole (17) is formed in the upper cover plate (11), and the low-voltage signal output terminal (14) is electrically connected with the control circuit board (13) through the third through hole (17).

6. A charging module arrangement according to claim 3, characterized in that the charging module arrangement comprises a power input terminal (16) electrically connected to one end of the first positive relay (7) and the first negative relay (8);

A fourth through hole (18) is formed in the side face of the shell (1), and the power input terminal (16) is electrically connected with one ends of the first positive relay (7) and the first negative relay (8) through the fourth through hole (18);

The shell (1) comprises an upper cover plate (11), the upper cover plate is arranged above the radiating water channel (2), a fifth through hole (21) and a second small disassembling cover plate (23) are arranged on the upper cover plate (11), the projection area of the fourth through hole (18) covers the part, penetrating into the shell (1), of the power input terminal (16), and the second small disassembling cover plate (23) is detachably connected with the fifth through hole (21).

7. A charging module arrangement according to claim 3, characterized in that it comprises a high-voltage connection (20) electrically connected to the fourth terminal of the capacitor (4) and to the other end of the second positive relay (9);

The side of the shell is provided with a sixth through hole (22), and the high-voltage connecting piece (20) is electrically connected with the fourth end of the capacitor (4) and the other end of the second positive relay (9) through the sixth through hole (22).

8. The charging module arrangement according to claim 1, characterized in that it comprises a water inlet nozzle (24) and a water outlet nozzle (25), connected to the heat-dissipating water channel (2);

The heat dissipation water channel (2) comprises a water inlet (26) and a water outlet (27), the water inlet (26) and the water outlet (27) are arranged on the side face of the shell (1), the water inlet nozzle (24) is connected with the heat dissipation water channel (2) through the water inlet (26), and the water outlet nozzle (25) is connected with the heat dissipation water channel (2) through the water outlet (27).

9. The charging module structure of claim 1, wherein the charging module structure further comprises:

the ventilation holes (28) are formed in the side face of the shell (1);

the ventilation valve (29) is connected to the ventilation hole (28) in a matching way.

10. The charging module arrangement as claimed in claim 1, characterized in that the housing (1) further comprises:

The upper cover plate (11) is arranged above the radiating water channel (2) and is fixed on the top of the shell (1) in a sealing way;

The lower cover plate (30) is arranged below the radiating water channel (2) and is fixed at the bottom of the shell (1) in a sealing mode.