CN219248260U - Power electronic device - Google Patents
Power electronic device Download PDFInfo
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- CN219248260U CN219248260U CN202223212605.6U CN202223212605U CN219248260U CN 219248260 U CN219248260 U CN 219248260U CN 202223212605 U CN202223212605 U CN 202223212605U CN 219248260 U CN219248260 U CN 219248260U
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Abstract
The utility model discloses power electronic equipment, which comprises a cabinet body, a functional module and a first heat dissipation system, wherein the cabinet body is provided with an electric control cabinet and a heat dissipation cabinet, the heat dissipation cabinet and the electric control cabinet are arranged up and down, the functional module is arranged on the electric control cabinet, and a heat dissipation part of the first heat dissipation system is arranged on the heat dissipation cabinet. According to the technical scheme, the cabinet body is divided into the heat dissipation cabinet and the electric control cabinet, the heat dissipation cabinet and the electric control cabinet are arranged up and down, the functional module is arranged in the electric control cabinet, and the heat dissipation part of the first heat dissipation system is arranged in the heat dissipation cabinet, so that the functional module and the heat dissipation part of the first heat dissipation system are physically separated in the cabinet body, on one hand, the protection performance of the electric control cabinet can be improved, and on the other hand, the heat dissipation performance of the first heat dissipation system can be improved, so that the first heat dissipation system can dissipate heat of the high-power functional module.
Description
Technical Field
The utility model relates to the technical field of power electronic equipment, in particular to power electronic equipment.
Background
Power electronics are typically equipped with a number of electronic components that generate heat during operation, which can cause damage to the power and electronic components due to overheating if the heat is not dissipated in a timely manner.
In the existing outdoor cabinet, a common heat dissipation scheme generally adopts only a straight ventilation air duct to dissipate heat, but the problems that a dust screen is blocked, an internal dirt insulation failure frying machine is frequently caused, and the high protection requirement for some parts needing high protection is difficult to meet; or the air conditioner is used for radiating, but the air conditioner has high radiating cost and large energy consumption and is limited by the capacity of the air conditioner, so that the radiating mode is not suitable for radiating high-power electronic elements.
Disclosure of Invention
The utility model mainly aims to provide power electronic equipment, and aims to solve the problems of low heat dissipation performance and low protection performance of the power electronic equipment.
To achieve the above object, the present utility model provides a power electronic device, including:
an electric control cabinet;
the heat dissipation cabinet is arranged above the electric control cabinet;
the functional module is arranged in the electric control cabinet; and
a first heat dissipation system including a heat dissipation portion and a heat absorption portion; the heat dissipation part is arranged in the heat dissipation cabinet, and the heat absorption part is arranged in the electric control cabinet.
Optionally, the first heat dissipation system is a water-cooled heat dissipation system;
the heat absorption part of the water cooling system comprises a water cooling plate, the water cooling plate is arranged in the electric control cabinet, and the water cooling plate is provided with a water inlet pipe and a water outlet pipe;
the heat dissipation part of the water cooling heat dissipation system comprises a water-air heat exchanger, the water-air heat exchanger is arranged in the heat dissipation cabinet, a connecting pipe is arranged on the water-air heat exchanger, and the connecting pipe is connected with the water inlet pipe and the water outlet pipe.
Optionally, the heat dissipation cabinet is detachably arranged above the electric control cabinet, and the water inlet pipe and the water outlet pipe can be connected with external water pipes.
Optionally, the functional module includes a main power module and a secondary power module, the main power module and the secondary power module are both disposed in the electric control cabinet, and the water cooling plate is disposed around the main power module.
Optionally, a partition plate is arranged between the electric control cabinet and the heat dissipation cabinet, and the partition plate is provided with an opening.
Optionally, the power electronic device further comprises a second heat dissipation system, wherein the second heat dissipation system is provided with a positioning plate, and a condensing part and an evaporating part are respectively arranged at two sides of the positioning plate; the positioning plate is abutted on the opening of the separation plate so that the evaporation part is positioned in the electric control cabinet, and the condensation part is positioned in the heat dissipation cabinet.
Optionally, the heat dissipation cabinet is provided with an air inlet and an air outlet which are positioned on two opposite sides, and the condensation part is positioned on one side of the water-air heat exchanger, which is close to the air inlet.
Optionally, the power electronic device further includes a fan, the fan is disposed in the heat dissipation cabinet, and the fan is disposed at a side of the condensation portion, which is close to the air inlet.
Optionally, the power electronic device further comprises a fan, wherein the fan is arranged in the heat dissipation cabinet, and the fan is arranged between the condensation part and the water-air heat exchanger.
Optionally, the power electronic device further comprises a fan, wherein the fan is arranged in the heat dissipation cabinet, and the fan is arranged on one side, close to the air outlet, of the water-air heat exchanger.
According to the technical scheme, the cabinet body is divided into the heat dissipation cabinet and the electric control cabinet, the heat dissipation cabinet and the electric control cabinet are arranged up and down, the functional module is arranged in the electric control cabinet, and the heat dissipation part of the first heat dissipation system is arranged in the heat dissipation cabinet, so that the functional module and the heat dissipation part of the first heat dissipation system are physically separated in the cabinet body, on one hand, the protection performance of the electric control cabinet can be improved, and on the other hand, the heat dissipation performance of the first heat dissipation system can be improved, so that the first heat dissipation system can dissipate heat of the high-power functional module.
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 power electronic device according to an embodiment of the present utility model;
FIG. 2 is a schematic perspective view of an embodiment of a power electronic device according to the present utility model;
FIG. 3 is a schematic diagram of a first embodiment of a heat dissipation system according to the present utility model;
FIG. 4 is a schematic diagram of a first heat dissipation system according to an embodiment of the present utility model installed in a heat dissipation cabinet;
FIG. 5 is a schematic diagram of an embodiment of a first heat dissipation system and a second heat dissipation system of the present utility model installed in a heat dissipation cabinet;
fig. 6 is a schematic structural diagram of a second heat dissipation system according to an embodiment of the utility model.
Reference numerals illustrate:
| reference numerals | Name of the name | Reference numerals | Name of the |
| 100 | Power electronic device | 221 | |
| 10 | |
30 | First |
| 11 | |
31 | |
| 12 | |
32 | Water-wind heat exchanger |
| 13 | |
33 | Connecting |
| 14 | |
34 | |
| 15 | |
35 | Water pump |
| 20 | |
40 | Second |
| 21 | |
41 | |
| 22 | |
50 | |
| 220 | Reactor with a reactor body |
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 all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout is meant to include three side-by-side schemes, for example, "a and/or B", including a scheme, or B scheme, or a scheme that is satisfied by both a and B. 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 present utility model proposes a power electronic device 100. Referring to fig. 1 to 6, fig. 1 is a schematic structural diagram of an embodiment of a power electronic device 100 according to the present utility model; fig. 2 is a schematic perspective view of an embodiment of a power electronic device 100 according to the present utility model; fig. 3 is a schematic structural diagram of a first heat dissipating system 30 according to an embodiment of the present utility model; fig. 4 is a schematic structural diagram of an embodiment of the first heat dissipating system 30 of the present utility model installed on the heat dissipating cabinet 11; fig. 5 is a schematic structural diagram of an embodiment of the present utility model in which the first heat dissipation system 30 and the second heat dissipation system 40 are installed in the heat dissipation cabinet 11; fig. 6 is a schematic structural diagram of a second heat dissipation system 40 according to an embodiment of the utility model.
In an embodiment of the present utility model, as shown in fig. 1 and 2, a power electronic device 100 according to the present utility model includes:
the cabinet body 10, the cabinet body 10 is provided with an electric control cabinet 12 and a heat dissipation cabinet 11, and the heat dissipation cabinet 11 and the electric control cabinet 12 are arranged up and down;
the functional module 20, the functional module 20 locates the electric control cabinet 12; and
the first heat dissipation system 30, the heat dissipation part of the first heat dissipation system 30 is disposed on the heat dissipation cabinet 11.
According to the technical scheme, the cabinet body 10 is divided into the heat dissipation cabinet 11 and the electric control cabinet 12, the heat dissipation cabinet 11 and the electric control cabinet 12 are arranged up and down, the functional module 20 is arranged on the electric control cabinet 12, and the heat dissipation part of the first heat dissipation system 30 is arranged on the heat dissipation cabinet 11, so that the functional module 20 and the heat dissipation part of the first heat dissipation system 30 are physically separated in the cabinet body 10, on one hand, the protection performance of the electric control cabinet 12 can be improved, and on the other hand, the heat dissipation performance of the first heat dissipation system 30 can be improved, so that the first heat dissipation system 30 can dissipate heat of the high-power functional module 20.
In an embodiment, the electric control cabinet 12 and the heat dissipation cabinet 11 are disposed up and down in the cabinet body 10, the first heat dissipation system 30 is installed on the heat dissipation cabinet 11, and the cabinet body 10 is provided with an air inlet 15 and an air outlet corresponding to the heat dissipation cabinet 11.
It will be appreciated that the inlet 15 and outlet are in communication. The air inlet 15 and the air outlet may be located at the front and rear sides of the cabinet 10, may be located at the left and right sides of the cabinet 10, and may be located at the top of the cabinet 10.
Wherein, be provided with division board 13 between automatically controlled cabinet 12 and the cabinet that looses 11, and the cabinet that looses 11 and automatically controlled cabinet 12 arrange from top to bottom to realize radiating structure and automatically controlled framework separation. Specifically, the radiating cabinet 11 is arranged above the electric control cabinet 12, the radiating part of the first radiating system 30 is arranged on the radiating cabinet 11, the radiating cabinet 11 needs to be ventilated, the functional module 20 is arranged on the electric control cabinet 12, ventilation is not needed, the electric control cabinet 12 of the cabinet body 10 can be arranged in a closed mode, and phenomena of dust screen blocking, internal dirt insulation failure and the like can be reduced, so that the effect of high protection is achieved.
As shown in fig. 1 and 2, the heat sink portion of the first heat dissipation system 30 is located in the electronic control cabinet 12.
In one embodiment, the functional module 20 is mounted to the electronic control cabinet 12. The heat generated by the functional module 20 during operation can be transferred to the heat dissipation part of the first heat dissipation system 30 by the heat absorption part of the first heat dissipation system 30 to dissipate heat, so that the functional module 20 is cooled. Because the heat absorption part of the first heat dissipation system 30 does not need ventilation, the electric control cabinet 12 can be closed, the phenomena of dust screen blockage, internal dirt insulation failure and the like of the electric control cabinet 12 are not easy to occur, and the effect of high protection can be further achieved.
As shown in fig. 1 and 2, the functional module 20 includes a main power module 21 and a sub power module 22, where the main power module 21 and the sub power module 22 are both disposed in the electronic control cabinet 12, and the main power module 21 is disposed around the heat absorbing portion of the first heat dissipating system 30.
In one embodiment, the main power module 21 includes, for example, a rectifier bridge in the power module, and the secondary power module 22 includes electronic components other than the main power module, for example, circuit design components including a capacitor module, a control board, a copper bar, a circuit breaker, a transformer, a reactor 220, a capacitor module 221, a filter capacitor, and the like. Wherein, the main power module 21 and the secondary power module 22 are both arranged in the electric control cabinet 12. In an embodiment, the first heat dissipation system 30 mainly dissipates heat to the main power module 21, and for this purpose, the main power module 21 may be disposed around the heat absorption portion of the first heat dissipation system 30, so that the heat generated by the main power module 21 is conducted to the heat dissipation portion of the first heat dissipation system 30 through the heat absorption portion of the first heat dissipation system 30 for heat dissipation.
As shown in fig. 1 to 5, the first heat dissipation system 30 is a water-cooled heat dissipation system;
the heat absorption part of the water cooling system comprises a water cooling plate 31, the water cooling plate 31 is arranged on the electric control cabinet 12, and the water cooling plate 31 is provided with a water inlet pipe 310 and a water outlet pipe 311;
the heat dissipation part of the water-cooling heat dissipation system comprises a water-air heat exchanger 32, the water-air heat exchanger 32 is arranged on the heat dissipation cabinet 11, a connecting pipe 33 is arranged on the water-air heat exchanger 32, and the connecting pipe 33 is connected with a water inlet pipe and a water outlet pipe.
In an embodiment, the first heat dissipation system 30 mainly dissipates heat to the main power module 21 in the electric control cabinet, and the main power module 21 is disposed around the water cooling plate 31 to improve heat dissipation effect.
Specifically, a water cooling channel is arranged in the water cooling plate 31, the water cooling channel is communicated with the water inlet pipe 310 and the water outlet pipe 311, a heat exchange channel is arranged in the water-air heat exchanger 32, and the connecting pipe 33 is used for communicating the water cooling channel and the heat exchange channel. The heat generated by the main power module 21 in the electric control cabinet is absorbed by the water cooling plate 31, after the water cooling plate 31 absorbs the heat, the high-temperature hot water in the water cooling channel in the water cooling plate 31 is transmitted to the water-air heat exchanger 32, and the heat exchange channel in the water-air heat exchanger 32 changes the high-temperature hot water into low-temperature water which flows back to the water cooling channel of the water cooling plate 31 in the electric control cabinet 12 so as to radiate heat for the main power module 21 around the water cooling plate 31. The main power module 21 is cooled by the water cooling plate 31, and the electric control cabinet 12 can be closed for high protection because the water cooling plate 31 is installed in the electric control cabinet 12 without ventilation.
Wherein a separation plate 13 is arranged between the electric control cabinet 12 and the heat dissipation cabinet 11. The water inlet pipe and the water outlet pipe of the water cooling plate 31 are connected with the water-air heat exchanger 32 through a connecting pipe 33, the connecting pipe 33 is arranged at the water inlet and the water outlet of the heat exchange channel of the water-air heat exchanger 32, and then penetrates through the partition plate 13 to be connected with the water inlet pipe 310 and the water outlet pipe 311 of the water cooling channel of the water cooling plate 31 of the electric control cabinet 12. Because the electric control cabinet 12 is arranged in a closed manner, a connecting pipe 33 is arranged between the water cooling plate 31 and the water-air heat exchanger 32, so that the problem of box penetrating sealing of the upper and lower heat dissipation cabinets 11 and the electric control cabinet 12 is solved.
Further, the partition plate 13 is provided with a perforation corresponding to the connection pipe 33, the connection pipe 33 penetrates through the perforation to connect the water cooling plate 31 and the water-air heat exchanger 32, and a box penetrating joint can be installed on the connection pipe 33, so that the connection pipe 33 is convenient to install and connect. A waterproof ring can be arranged at the perforation position to reduce the leakage of a part of the connecting pipe 33 structure positioned in the radiating cabinet 11 from the opening to the electric control cabinet 12.
In an embodiment, the water cooling system may further include a water tank 34 and a water pump 35, where the water-air heat exchanger 32 is in communication with both the water pump 35 and the water tank 34. Wherein, the outside of the water-wind heat exchanger 32 can be provided with a bracket to be installed on the partition plate 13 through the bracket, and then to be installed to the heat dissipation cabinet 11 positioned in the cabinet body 10. And both the water tank 34 and the water pump 35 may be mounted to the bracket to limit the mounting positions of the water tank 34 and the water pump 35.
As shown in fig. 1 to 4, the heat dissipation cabinet 11 is detachably disposed above the electric control cabinet 12, and the water inlet pipe 310 and the water outlet pipe 311 may be connected to external water pipes.
In one embodiment, the water cooling plate 31 is mounted to the electric cabinet 12. The heat dissipation cabinet 11 can be disassembled, then the water inlet pipe 310 and the water outlet pipe 311 of the water cooling plate 31 are connected with external water pipes, and water enters the water cooling channel of the water cooling plate 31 from the external water pipes and flows out through the water outlet pipe 311, so that a cooling cycle is completed.
As shown in fig. 1 to 4, the cabinet 10 is mounted with a partition plate 13, and the partition plate 13 has an opening.
In one embodiment, the partition plate 13 is used to partition the cabinet body 10 into the electric control cabinet 12 and the heat dissipation cabinet 11; the second heat dissipation system 40 is provided with a positioning plate 41, and the positioning plate 41 is mounted on the partition plate 13, so that one part of the structure of the second heat dissipation system 40 is arranged on the heat dissipation cabinet 11, and the other part of the structure is arranged on the electric control cabinet 12.
The cabinet body 10 is separated into the electric control cabinet 12 and the heat dissipation cabinet 11 by the separation plate 13, so that the heat dissipation cabinet 11 and the electric control cabinet 12 are physically isolated.
As shown in fig. 1, 2, 5 and 6, the power electronic device 100 further includes a second heat dissipation system 40, where the second heat dissipation system 40 is disposed on the electronic control cabinet 12, and the second heat dissipation system 40 is used for dissipating heat from the secondary power module 22.
In an embodiment, the present utility model is provided with a first heat dissipation system 30 and a second heat dissipation system 40, wherein the first heat dissipation system 30 is used for dissipating heat from the primary power module 21, and the second heat dissipation system 40 is used for dissipating heat from the secondary power module 22. Since the secondary power module 22 generates heat during operation, the second heat dissipation system 40 is disposed in the electric control cabinet 12 to dissipate heat of the secondary power module 22, so as to ensure normal operation of the secondary power module 22. In one embodiment, the second heat dissipation system 40 may be mounted to the electronic control cabinet 12 by brackets, facilitating the mounting of the second heat dissipation system 40. The second heat dissipation system 40 may be a small-sized water-air heat exchanger 32 or an air-air heat exchanger.
As shown in fig. 1, 2, 5 and 6, the second heat dissipation system 40 has a positioning plate 41, and a condensing portion 42 and an evaporating portion 43 respectively disposed at both sides of the positioning plate 41; the positioning plate 41 abuts against the opening of the partition plate 13 so that the evaporating portion 43 is located in the electric cabinet 12 and the condensing portion 42 is located in the heat dissipation cabinet 11.
The second heat dissipation system 40 is installed on the partition plate 13, the locating plate 41 is installed outside the second heat dissipation system 40, the locating plate 41 is connected with the partition plate 13, one part of the structure of the second heat dissipation system 40 is located in the heat dissipation cabinet 11, the other part of the structure of the second heat dissipation system is located in the electric control cabinet 12, and therefore the second heat dissipation system 40 can cool and dissipate heat for the first heat dissipation system 30, and the heat exchange effect of the power electronic equipment 100 is improved. The second heat dissipation system 40 may be a plate-fin type heat exchanger structure, and the phase change working medium is filled in the second heat dissipation system 40 to transfer heat in the second heat dissipation system 40 for heat exchange. The structure of the second heat dissipation system 40 partially located in the heat dissipation cabinet 11 may serve as a condenser, the structure of the second heat dissipation system 40 partially located in the electric control cabinet 12 may serve as an evaporator, the phase change working medium in the second heat dissipation system 40 transfers heat between the evaporator and the condenser, and the phase change second heat dissipation system 40 has a good heat exchange effect and a small volume, and is convenient to install, so that the space between the electric control cabinet 12 and the heat dissipation cabinet 11 is effectively utilized. The positioning plate 41 on the second heat dissipation system 40 may be mounted to the outside of the second heat dissipation system 40 by welding and then mounted to the partition plate 13 by screwing, and the mounting manner of the positioning plate 41 is not limited in the present utility model.
In one embodiment, the second heat dissipation system 40 is an air-to-air heat exchanger disposed proximate to the air inlet of the water-air heat exchanger 32.
As shown in fig. 1, 2, 5 and 6, the condensing portion 42 of the air-air heat exchanger is located in the heat dissipation cabinet 11, and the evaporating portion 43 of the air-air heat exchanger is located in the electric control cabinet 12.
In an embodiment, the air-air heat exchanger is used for radiating the secondary power module 22 in the electric control cabinet 12, after the secondary power module 22 radiates heat into the electric control cabinet 12, the air-air heat exchanger can absorb the heat in the electric control cabinet 12 and exchange heat with the air entering the air-air heat exchanger from the heat radiation cabinet 11, and then the radiated air is blown into the electric control cabinet 12, so that the air-air heat exchanger radiates the secondary power module 22 in the electric control cabinet 12.
As shown in fig. 1, 2, 5 and 6, the heat dissipating cabinet 11 has an air inlet 15 and an air outlet on opposite sides, and the condensing portion 42 is located on one side of the water-wind heat exchanger 32 near the air inlet 15.
In one embodiment, the air inlet 15 and the air outlet are in communication. Wherein the air inlet 15 and the air outlet are positioned at the front side and the rear side of the cabinet body 10.
The condensing part 42 of the air-air heat exchanger is positioned at one side of the water-air heat exchanger close to the air inlet 15, and cold air blown out by the condensing part 42 of the air-air heat exchanger can cool and dissipate heat of the water-air heat exchanger 32 so as to improve the heat dissipation effect of the water-air heat exchanger 32.
In one embodiment, the condensing portion 42 of the air-to-air heat exchanger is located in the heat sink 11 and the evaporating portion 43 of the air-to-air heat exchanger is located in the electronic control cabinet 12. The phase change working medium of the air-air heat exchanger transfers heat between the evaporating part 43 of the air-air heat exchanger and the condensing part 42 of the air-air heat exchanger, and the air-air heat exchanger has good heat exchange effect and small volume, and is convenient to install so as to effectively utilize the space of the electric control cabinet 12 and the heat dissipation cabinet 11. The positioning plate 41 of the air-to-air heat exchanger may be mounted to the outside of the second heat radiation system 40 by welding and then mounted to the separation plate 13 by screw fixing. And the air-air heat exchanger can adopt a thermosiphon air-air heat exchanger structure.
As shown in fig. 1 and 2, the secondary power module 22 includes a reactor 220 and a capacitor module 221, where the reactor 220 and the capacitor module 221 are disposed in the electric control cabinet 12, and a ventilation duct 14 is disposed on a side of the cabinet body 10 corresponding to the reactor 220.
In an embodiment, if the electric control cabinet 12 is provided with the reactor 220, the electric control cabinet 12 has a siren for high protection, and the power of the reactor 220 is relatively high during operation, in order to ensure the normal operation of the reactor 220, the electric control cabinet 12 may be provided with the ventilation duct 14 for the reactor 220 alone. Wherein, the side of the cabinet body 10 corresponding to the reactor 220 is provided with an air outlet of the independent ventilation air duct 14, and an air inlet of the independent ventilation air duct 14 of the reactor 220 can be arranged at the bottom of the cabinet body 10.
As shown in fig. 1 and 5, the power electronic device 100 further includes a fan 50, where the fan 50 is disposed in the heat dissipation cabinet 11, and the fan 50 is disposed on a side of the water-air heat exchanger 32 near the air outlet.
In an embodiment, the fan 50 is disposed between the condensing portion 42 and the water-wind heat exchanger 32, and the fan 50 can cool the water-wind heat exchanger 32. At the same time, the blower 50 and the water-air heat exchanger 32 are conveniently taken out from the rear or the front of the cabinet body 10 for maintenance.
In another embodiment, the power electronic device 100 further includes a fan 50, the fan 50 being disposed within the heat dissipation cabinet 11, the fan 50 being disposed between the condensing portion 42 and the water-wind heat exchanger 32.
The fan 50 is arranged between the condensing part 42 and the water-air heat exchanger 32, and the fan 50 can cool and dissipate heat of the water-air heat exchanger 32.
Further, a cooling fan may be installed in the electric control cabinet 12 to blow and cool the secondary power module 22, so as to improve the cooling efficiency of the electric control cabinet 12.
The foregoing description of the preferred embodiments of the present utility model should not be construed as limiting the scope of the utility model, but rather should be understood to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the following description and drawings or any application directly or indirectly to other relevant art(s).
Claims (8)
1. A power electronic device, comprising:
an electric control cabinet;
the heat dissipation cabinet is arranged above the electric control cabinet;
the functional module is arranged in the electric control cabinet;
a first heat dissipation system including a heat dissipation portion and a heat absorption portion; the heat dissipation part is arranged in the heat dissipation cabinet, and the heat absorption part is arranged in the electric control cabinet; and
the second heat dissipation system is provided with a positioning plate, and a condensing part and an evaporating part which are respectively arranged at two sides of the positioning plate;
a separation plate is arranged between the electric control cabinet and the heat dissipation cabinet, and is provided with an opening; the positioning plate is abutted on the opening of the separation plate so that the evaporation part is positioned in the electric control cabinet, and the condensation part is positioned in the heat dissipation cabinet.
2. The power electronic device of claim 1, wherein the first heat dissipation system is a water-cooled heat dissipation system;
the heat absorption part of the water cooling system comprises a water cooling plate, the water cooling plate is arranged in the electric control cabinet, and the water cooling plate is provided with a water inlet pipe and a water outlet pipe;
the heat dissipation part of the water cooling heat dissipation system comprises a water-air heat exchanger, the water-air heat exchanger is arranged in the heat dissipation cabinet, a connecting pipe is arranged on the water-air heat exchanger, and the connecting pipe is connected with the water inlet pipe and the water outlet pipe.
3. The power electronic device of claim 2, wherein the heat sink is detachably disposed above the electronic control cabinet, and the water inlet pipe and the water outlet pipe are connected with an external water pipe.
4. The power electronic device of claim 2, wherein the functional module comprises a primary power module and a secondary power module, both of which are disposed within the electronic control cabinet, the water cooled panel being disposed around the primary power module.
5. A power electronic device as claimed in claim 2, wherein the heat sink has an air inlet and an air outlet on opposite sides, and the condensing portion is located on a side of the water-air heat exchanger adjacent to the air inlet.
6. The power electronic device of claim 5, further comprising a blower disposed within the heat sink cabinet, the blower disposed on a side of the condensing portion proximate the air intake.
7. The power electronic device of claim 5, further comprising a blower disposed within the heat sink, the blower disposed between the condensing portion and the water-wind heat exchanger.
8. The power electronic device of claim 5, further comprising a blower disposed within the heat sink, the blower disposed on a side of the water-air heat exchanger proximate the air outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223212605.6U CN219248260U (en) | 2022-11-30 | 2022-11-30 | Power electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223212605.6U CN219248260U (en) | 2022-11-30 | 2022-11-30 | Power electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219248260U true CN219248260U (en) | 2023-06-23 |
Family
ID=86841461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223212605.6U Active CN219248260U (en) | 2022-11-30 | 2022-11-30 | Power electronic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219248260U (en) |
-
2022
- 2022-11-30 CN CN202223212605.6U patent/CN219248260U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |