CN219372752U - Electric control assembly and electric control cabinet - Google Patents

Abstract

The utility model relates to an electric control assembly and an electric control cabinet, wherein the electric control assembly comprises: the support plate comprises a first body part and a second body part which are connected, and the first body part and the second body part are not in the same plane; the first electronic control module is arranged on the first main body part; the second electronic control module is arranged on the second main body part; the first electronic control module and the second electronic control cabinet module are arranged on the same side of the supporting plate, the absolute value of the difference between the heights of one end of the first electronic control module, which is away from the supporting plate, and one end of the second electronic control module, which is away from the supporting plate, is H, and the absolute value of the difference between the sizes of the first electronic control module and the second electronic control module is L, so that H is smaller than L. The electric control component provided by the utility model can avoid the useless free space generated on one side of the radiator with smaller size, so that the whole structure of the electric control component is more compact, and the space utilization rate is improved.

Description

Electric control assembly and electric control cabinet

Technical Field

The utility model relates to the technical field of electric control cabinet equipment, in particular to an electric control assembly and an electric control cabinet.

Background

This section provides merely background information related to the present disclosure and is not necessarily prior art.

The control cabinet typically integrates a plurality of different modules, such as a power module, a drive module, etc., for powering and controlling the operation of the external load. In the existing equipment, the volume of the electric control cabinet is generally reduced by integrating each module on a PCB. The electric control cabinet is characterized in that most modules in the electric control cabinet generate larger heat in the operation process, and the heat sinks matched with the modules are required to be arranged corresponding to different modules respectively, so that the temperature of the heating element is reduced. However, the larger the volume of the radiator (such as a fin radiator), the stronger the radiating capability of the radiator, and thus the radiator volume matched with the different heating elements has a difference. When different radiators are supported by the supporting piece, useless spare space is generated on one side of the radiator with smaller volume, which is away from the supporting piece, so that space is wasted.

Disclosure of Invention

The utility model aims to at least solve the problem that the support piece supports different radiators to generate empty space.

The aim is achieved by the following technical scheme:

according to a first aspect of the present utility model, there is provided an electrical control assembly comprising: the support plate comprises a first body part and a second body part which are connected, and the first body part and the second body part are not in the same plane; the first electronic control module is mounted on the first main body part; the second electronic control module is arranged on the second main body part; the first electric control module and the second electric control cabinet module are arranged on the same side of the supporting plate, the absolute value of the difference between the heights of one end of the first electric control module, which is away from the supporting plate, and one end of the second electric control module, which is away from the supporting plate, is H, and the absolute value of the difference between the sizes of the first electric control module and the second electric control module is L, and then H is smaller than L;

or the first electric control module and the second electric control module are respectively positioned at two sides of the supporting plate, and are at least partially overlapped along the direction parallel to the supporting plate.

According to the electric control assembly provided by the utility model, the absolute value of the difference between the heights of one end of the first electric control module, which is away from the supporting plate, and one end of the second electric control module, which is away from the supporting plate, is H, and the absolute value of the difference between the sizes of the first electric control module and the second electric control module is L, the supporting plate is integrally formed into the first main body part and the second main body part, and the installation spaces with different heights are respectively formed along the direction perpendicular to the supporting plate and are used for matching the radiators with different height sizes, so that H is smaller than L, the volume of useless spare space is generated on one side of the electronic component with smaller size is reduced, the integral structure of the electric control assembly is more compact, and the space utilization rate is improved.

In addition, the electric control assembly according to the utility model can also have the following additional technical characteristics:

in some embodiments of the utility model, the first body portion and the second body portion are disposed in parallel and the second electronic control module has a size greater than a size of the first electronic control module in a direction perpendicular to the support plate.

In some embodiments of the utility model, the first body portion and the second body portion do not overlap in a direction perpendicular to the support plate.

In some embodiments of the utility model, the electronic control assembly further comprises: the first heating module is arranged on the first main body part and is in heat conduction connection with the first electric control module; the second heating module is arranged on the second main body part and is in heat conduction connection with the second electric control module.

In some embodiments of the utility model, the first heating module comprises: the capacitor plate is arranged on one side of the first main body part, which is away from the first electronic control module; the rectifier bridge module is arranged on the capacitor plate and is in heat conduction connection with the first electric control module; and/or the second heat generating module comprises: the driving plate is arranged on one side of the second main body part, which is away from the second electronic control module; the IGBT module is arranged on the driving plate and is in heat conduction connection with the second electric control module; the driving plate is located on one side of the capacitor plate, which is away from the second main body part, along the direction perpendicular to the second main body part, and is stacked with the capacitor plate.

In some embodiments of the present utility model, the first main body portion is provided with a first avoidance structure, and the rectifier bridge module of the first heating module is in heat conduction connection with the first electronic control module through the first avoidance structure; the second main body part is provided with a second avoiding structure, and the IGBT module of the second heating module passes through the second avoiding structure and is in heat conduction connection with the second electric control module.

In some embodiments of the present utility model, the first main body portion is provided with a bending edge, and the first electronic control module is mounted on a side of the bending edge away from the capacitor plate; the first main body part comprises a first main body part body, a second main body part body and a capacitor plate, wherein the first main body part body is bent towards one side deviating from the capacitor plate to form the bending edge and the first avoiding structure positioned on one side of the bending edge.

In some embodiments of the utility model, a partial region of the second body portion is provided with an opening through the plate body of the support plate to form the second relief structure.

In some embodiments of the utility model, the first heat generating module further comprises: an electrolytic capacitor mounted on the capacitor plate; the first main body part is also provided with a third avoiding structure for avoiding the electrolytic capacitor.

According to a second aspect of the present utility model, there is also provided an electric control cabinet, including the electric control assembly according to the first aspect.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:

FIG. 1 schematically illustrates a partial exploded view of an electronic control assembly at a first viewing angle in accordance with an embodiment of the present utility model;

FIG. 2 schematically illustrates a partial exploded view of an electronic control assembly from a second perspective in accordance with an embodiment of the present utility model;

fig. 3 schematically shows a schematic structural view of an electronic control assembly from a front view according to an embodiment of the present utility model;

fig. 4 schematically illustrates a structural schematic view of a support plate according to a first view angle of an embodiment of the present utility model;

fig. 5 schematically illustrates a structural schematic view of a support plate according to a second view angle of an embodiment of the present utility model;

fig. 6 schematically illustrates a schematic structural view of an electronic control assembly according to an embodiment of the present utility model from a lower left view angle;

fig. 7 schematically illustrates a schematic structural view of an electronic control assembly from a front perspective according to an exemplary embodiment of the present utility model;

fig. 8 schematically illustrates a schematic structural view of an electronic control assembly from a front perspective according to an exemplary embodiment of the present utility model.

The reference numerals are as follows:

100-supporting plates, 111-first main body parts, 1111-first avoidance structures, 1112-third avoidance structures, 112-second main body parts, 1121-heat dissipation installation surfaces, 1122-second avoidance structures, 113-transition connection parts, 12-bent edges, 121-first bent edges, 122-second bent edges, 1201-first bent parts, 1202-second bent parts, 101-first installation structures, 102-second installation structures, 13-third bent edges and 131-installation holes;

200-a first heating module, 201-a capacitor plate, 202-a rectifier bridge module, 2021-a first heat conducting surface and 203-an electrolytic capacitor;

300-a second heating module, 301-a driving plate and 302-an IGBT module;

30-a first electronic control module;

70-a second electronic control module;

80-support connection.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "includes," "including," and "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order described or illustrated, unless an order of performance is explicitly stated. It should also be appreciated that additional or alternative steps may be used.

Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.

For ease of description, spatially relative terms, such as "inner," "outer," "lower," "below," "upper," "above," and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "below … …" may include both upper and lower orientations. The device may be otherwise oriented (rotated 90 degrees or in other directions) and the spatial relative relationship descriptors used herein interpreted accordingly.

As shown in fig. 1 and 3, an electronic control assembly is proposed according to an embodiment of the present utility model.

The electronic control assembly includes a support plate 100, a first electronic control module 30 and a second electronic control module 70, specifically, the support plate 100 is in a rectangular plate shape, and is bent along two mutually parallel fold lines (the fold line direction is perpendicular to the length direction of the support plate), so that the support plate 100 is in a bent structure, and includes a first body portion 111, a second body portion 112 and a transition connection portion 113, the first body portion 111 and the second body portion 112 are connected through the transition connection portion 113, the plate body of the transition connection portion 113 is perpendicular to the first body portion 111 and the second body portion 112, the first body portion 111 and the second body portion 112 are mutually parallel, and the first body portion 111 and the second body portion 112 are not overlapped at intervals along the direction perpendicular to the support plate 100, so that installation spaces with different heights are respectively formed in the first body portion 111 and the second body portion 112 for matching heat sinks with different height dimensions. In detail, as shown in fig. 7, the absolute value of the difference between the heights of the end of the first electronic control module 30 facing away from the support plate 100 and the end of the second electronic control module 70 facing away from the support plate 100 is H, and the absolute value of the difference between the dimensions a and B of the first electronic control module 30 and the second electronic control module 70 is L, and by integrally forming the support plate 100 into the first body portion 111 and the second body portion 112, respectively forming mounting spaces with different heights along the direction perpendicular to the support plate 100, and for matching the first electronic control module 30 and the second electronic control module 70 with different dimensions, the H is smaller than the L, so that the volume of the unused space is reduced on the side of the electronic component with smaller dimensions, the overall structure of the electronic control module is more compact, and the space utilization is improved.

In another embodiment, as shown in fig. 8, the first electronic control module 30 and the second electronic control module 70 are respectively located at two sides of the support plate 100 (refer to fig. 5), and the first electronic control module 30 and the second electronic control module 70 are at least partially overlapped along the direction parallel to the support plate 100, and the overlapping of the first electronic control module 30 and the second electronic control module 70 is utilized to reduce the overall thickness dimension (i.e. the dimension perpendicular to the support plate direction) of the electronic control assembly.

In some exemplary embodiments, as shown in fig. 3, the first body portion 111 is used for installing the first electronic control module 30, the second body portion 112 is used for installing the second electronic control module 70, and one end of the first electronic control module 30 and one end of the second electronic control module 70, which are away from the supporting plate, are flush, so that useless space is avoided from being generated on one side of the first electronic control module 30 with a smaller size, the overall structure of the electronic control assembly is more compact, and the space utilization rate is improved.

In some embodiments of the present utility model, the first electronic control module 30 and the second electronic control module 70 are both heat sinks, and further, the electronic control assembly further includes a first heat generating module 200 and a second heat generating module 300, where the first heat generating module 200 and the second heat generating module 300 are specifically one electronic heat generating element or a combination of multiple electronic heat generating elements in the electronic control assembly. In this embodiment, the first heating module 200 is mounted on the first body portion 111, the second heating module 300 is mounted on the second body portion 112, the first heating module 200 is thermally connected to the first electronic control module 30, so that the first heating module 200 is cooled by the first electronic control module 30, and the second heating module 300 is thermally connected to the second electronic control module 70, so that the second heating module 300 is cooled by the second electronic control module 70. The case space formed by the first and second body parts 111 and 112 is used for arranging the first and second heat generating modules 200 and 300, respectively, and the first and second heat generating modules 200 and 300 are respectively disposed in different space blocks, which is advantageous for improving heat dissipation efficiency. It should be noted that, in the present embodiment, the first heating module 200 and the second heating module 300 may be disposed on the same side of the support plate 100 as the first electronic control module 30 and the second electronic control module 70, or the first heating module 200 and the second heating module 300 may be disposed on a side of the support plate 100 away from the first electronic control module 30 and the second electronic control module 70.

The first heating module 200 is directly abutted against the first electronic control module 30 to realize heat conduction connection between the first heating module 200 and the first electronic control module 30, or in other embodiments, a gap is provided between the first heating module 200 and the first electronic control module 30, and a heat conduction material such as silicone grease is filled in the gap to realize heat conduction connection between the first heating module 200 and the first electronic control module 30. It can be appreciated that the heat conductive connection between the second heat generating module 300 and the second electronic control module 70 is the same as or different from the heat conductive connection between the first heat generating module 200 and the first electronic control module 30.

In some embodiments of the present utility model, the first heat generating module 200 includes a capacitor plate 201 and a rectifier bridge module 202, and the second heat generating module 300 includes a driving plate 301 and an IGBT module 302

In detail, a side of the first body portion 111 facing away from the first electronic control module 30 is provided with a first mounting structure 101, the first mounting structure 101 being for mounting and supporting the capacitive plate 201. In this embodiment, the first mounting structure 101 includes a plurality of screw posts disposed on the first main body portion 111, the screw posts are hollow column structures, the inner diameter of the screw posts is provided with internal threads, the first mounting structure 101 and the first main body portion 111 are integrally formed, the capacitor plate 201 is parallel to the first main body portion 111, and the capacitor plate 201 is mounted on the screw posts through a connecting piece. The rectifier bridge module 202 is located between the capacitor plate 201 and the first electronic control module 30, and the rectifier bridge module 202 is mounted on the capacitor plate 201 and electrically connected with the wiring in the capacitor plate 201, a first heat conducting surface 2021 is arranged on one side, facing the first electronic control module 30, of the rectifier bridge module 202, the first heat conducting surface 2021 is abutted to the first electronic control module 30, so that heat generated by the rectifier bridge module 202 is transferred to the first electronic control module 30 through the first heat conducting surface 2021, and heat dissipation of the rectifier bridge module 202 is achieved.

The second main body portion 112 is provided with a second mounting structure 102 on a side facing away from the second electronic control module 70, the second mounting structure 102 and the first mounting structure 101 are arranged on the same side of the support plate 100, the second mounting structure 102 comprises a plurality of screw posts arranged on the second main body portion 112, a heat dissipation mounting surface 1121 is arranged on a side facing away from the second mounting structure 102 of the second main body portion 112, and the heat dissipation mounting surface 1121 and the bending edge 12 are arranged on the other side of the first main body portion 111 relative to the first mounting structure 101. The driving board 301 is mounted on the second mounting structure 102 through a connector, and the second electronic control module 70 is mounted on the heat dissipation mounting surface 1121. The IGBT module 302 is mounted on the driving board 301 and electrically connected to the wiring on the driving board 301, and the IGBT module 302 is located between the driving board 301 and the second electronic control module 70, where one end of the IGBT module 302 facing away from the driving board 301 forms a second heat conducting surface (not shown in the drawing), and the second heat conducting surface is disposed towards the second electronic control module 70 and abuts against the second electronic control module 70, so that the IGBT module 302 can transfer heat to the second electronic control module 70 through the second heat conducting surface to achieve heat dissipation. In this embodiment, the second heat conducting surface is flush with the heat dissipation mounting surface 1121, so as to ensure that the second heat conducting surface can accurately abut against the second electronic control module 70 after the assembly of the electronic control module is completed.

In this embodiment, as shown in fig. 3 and 6, the driving board 301 and the capacitor board 201 are stacked along the direction perpendicular to the driving board 301, and in the overlapping area of the driving board 301 and the capacitor board 201, the driving board 301 and the capacitor board 201 are electrically connected by copper studs, and the copper studs have the function of providing support for the driving board 301 and the capacitor board 201, so as to improve the stability of the overall installation of the driving board 301 and the capacitor board 201, and the copper studs also enable the driving board 301 and the capacitor board 201 to be electrically connected to transmit electric signals. The driving plate 301 is disposed on one side of the capacitor plate 201 away from the supporting plate 100, and the stacked arrangement of the capacitor plate 201 and the driving plate 301 can make the overall structure of the electronic control assembly more compact, which is beneficial to miniaturization of the electronic control assembly.

In this embodiment, as shown in fig. 3 and fig. 4, the first body portion 111 and the second body portion 112 are parallel and not overlapped, i.e. along the direction parallel to the driving board 301, the first body portion 111 and the second body portion 112 are respectively located in different areas, so that the rectifier bridge module 202, the first electronic control module 30, the IGBT module 302 and the second electronic control module 70 are respectively located in different areas, mutual interference between devices is avoided, and the devices are integrated on the supporting board 100, thereby improving the integration level of the electronic control assembly.

Further, the first body portion 111 is provided with a first relief structure 1111 and the second body portion 112 is provided with a second relief structure 1122. The first avoidance structure 1111 is configured to avoid the rectifier bridge module 202, so that the rectifier bridge module 202 can pass through the support plate 100 and be in thermally conductive connection with the first electronic control module 30. The second avoidance structure 1122 is used to avoid the IGBT module 302, so that the IGBT module 302 can pass through the support plate 100 and be connected to the second electronic control module 70. In this embodiment, the first electronic control module 30 and the second electronic control module 70 are both installed on one side of the support plate 100 facing away from the capacitor plate 201 and the driving plate 301, so by setting the avoiding structure, the support plate 100 is prevented from overlapping the rectifier bridge module 202 and the first electronic control module 30 in the thickness direction, and the support plate 100 is prevented from overlapping the IGBT module 302 and the second electronic control module 70 in the thickness direction, thereby reducing the size of the electronic control assembly in the thickness direction as a whole. It is understood that the first relief structure and the second relief structure may be groove-like structures formed in the support plate, the groove-like structures penetrating through the front and back sides of the support plate. Alternatively, the first avoidance structures 1111 and the second avoidance structures 1122 may be provided in a hole-like structure, which is not particularly limited.

In an exemplary embodiment, the first main body 111 is provided with a bending edge 12, and the bending edge 12 is formed by bending a part of the plate body of the first main body 111 towards a side facing away from the driving plate, and an end of the bending edge 12 facing away from the capacitive plate 201 is used for installing and supporting the first electronic control module 30. The distance between the first heat conducting surface 2021 and the first main body portion 111 is matched with the height of the bent edge 12 protruding out of the first main body portion 111, so that the first electronic control module 30 mounted on the bent edge 12 can be abutted against the first heat conducting surface 2021 of the rectifier bridge module 202, the bent edge 12, the first mounting structure 101 and the first main body portion 111 are integrally formed, and assembly errors of the bent edge 12 and the first mounting structure 101 and the first main body portion are avoided, so that the matching precision between the first electronic control module 30 and the rectifier bridge module 202 is improved, and stresses in the capacitor plates and the rectifier bridge module are reduced.

It should be further noted that, in detail, as shown in fig. 3 and fig. 4, the folded edge 12 includes a first folded edge 121 and a second folded edge 122, the first folded edge 121 and the second folded edge 122 are disposed in parallel and spaced apart, the first body portion 111 between the first folded edge 121 and the second folded edge 122 forms a first opening, that is, the first avoiding structure 1111, and the rectifier bridge module 202 can pass through the first body portion 111 and abut against the first electronic control module 30 through the first opening. It should be noted that, by forming the first opening, the rectifier bridge module 202 can be disposed in the space between the first folded edge 121 and the second folded edge 122, so that the first folded edge 121 and the second folded edge 122 overlap at least part of the rectifier bridge module 202 in the thickness direction (i.e., the direction perpendicular to the capacitor plate 201), and the support plate 100 is prevented from overlapping the rectifier bridge module 202 and the first electronic control module 30 in the thickness direction, thereby reducing the overall size of the electronic control assembly in the thickness direction.

In this embodiment, as shown in fig. 3 and fig. 5, each of the first bending edge 121 and the second bending edge 122 includes a first bending portion 1201 connected to the first body portion 111 and a second bending portion 1202 connected to the first bending portion 1201, the first bending portion 1201 is disposed perpendicular to the first body portion 111, the second bending portion 1202 is disposed parallel to the first body portion, and the second bending portion 1202 is used for fixing the first electronic control module 30. Specifically, the second bending portion 1202 is provided with a connection hole, and the first electronic control module 30 is fixed to the second bending portion 1202 by using a connection member such as a bolt to pass through the connection hole.

In some embodiments of the present utility model, as shown in fig. 3 and 4, the second main body 112 is provided with a second opening, and the second opening is the second avoidance structure 1122. Specifically, the heat dissipation mounting surface 1121 is disposed around the second opening, and an edge region of a side of the second electronic control module 70 facing the IGBT module 302 is connected to the heat dissipation mounting surface 1121, and the IGBT module 302 passes through the second opening and abuts against a middle region of a side of the second electronic control module 70 facing the IGBT module 302. By providing the second opening, the present embodiment avoids overlapping of the support plate 100 with the IGBT module 302 and the second electronic control module 70 in the thickness direction, which is advantageous for reducing the size of the electronic control assembly in the thickness direction.

In some embodiments of the present utility model, the first heating module 200 further includes an electrolytic capacitor 203, where the electrolytic capacitor 203 is mounted on the capacitor plate 201, and a region of the first main body portion 111 corresponding to the electrolytic capacitor 203 is provided with a third avoidance structure 1112, specifically, the third avoidance structure 1112 is a third opening provided in the first main body portion, so that the electrolytic capacitor 203 can extend into a side of the support plate 100 away from the capacitor plate 201 through the third avoidance structure 1112.

In some embodiments of the present utility model, as shown in fig. 5 and 6, the electronic control assembly further includes a support connector 80, the support connector 80 being detachably connected to the first mounting structure 101. Specifically, the first mounting structure 101 is a screw column, the first mounting structure 101 is integrally tubular and has a threaded hole with an internal thread, the support connector 80 includes a tubular main body portion (not shown in the drawing) and a columnar connecting portion (not shown in the drawing), the columnar connecting portion is provided with an external thread, and the columnar connecting portion can be inserted into the threaded hole of the first mounting structure 101, so that the support connector 80 is detachably connected with the first mounting structure 101. The end of the support link 80 facing away from the first body portion 111 is flush with the end of the second mounting structure 102 facing away from the second body portion 112 to facilitate mounting of the drive plate 301 to the first support column and support link 80.

The support connector 80 in this embodiment is used to support the driving board 301 and also to fixedly mount the capacitive plate 201 to the first mounting structure 101. In detail, when the support connector 80 is mounted on the first mounting structure 101, the columnar connection portion passes through the capacitor plate 201 to be connected with the first mounting structure 101, and the tubular body portion is pressed against the capacitor plate 201, thereby fixing the capacitor plate 201.

In some embodiments of the present utility model, as shown in fig. 4, the circumferential edge of the support plate 100 is provided with a third bending edge 13, the third bending edge 13 is provided with a plurality of mounting holes 131, and the whole electric control assembly is connected with an external carrier through the mounting holes 131 on the third bending edge 13, so that the whole electric control assembly is convenient to disassemble and assemble, and the subsequent overhaul and maintenance are facilitated. Wherein, the external carrier can be the cabinet body of the electric control cabinet.

Note that IGBT (Insulated Gate Bipolar Transistor) is an insulated gate bipolar transistor, and is a composite fully-controlled voltage-driven power semiconductor device composed of a (Bipolar Junction Transistor, BJT) bipolar transistor and an insulated gate field effect transistor (Metal Oxide Semiconductor, MOS). The IGBT module 302 is a modularized semiconductor product formed by bridge-packaging an IGBT (insulated gate bipolar transistor chip) and a FWD (flywheel diode chip) by a specific circuit; the encapsulated IGBT module 302 is directly applied to a frequency converter or the like. In the utility model, the IGBT module 302 adopts a mode that a plurality of IGBT single tubes are integrated on the driving board 301 to replace the packaged IGBT module 302, thereby reducing the cost.

It should be noted that, the driving board 301 is used as a circuit board carrier of the IGBT module 302 and the capacitor board 201, and the IGBT module 302 and the capacitor board 201 are integrated on the driving board 301, so that the electric control assembly has various functions of rectification, inversion, driving control and the like, the integration level of the electric control assembly is improved, wiring among all components of the electric control assembly is simpler, cables are prevented from being intertwined, and the occupied volume of the electric control assembly is reduced. Specifically, the driving plate 301 is spaced apart from the capacitor plate 201 to prevent breakdown, or an insulating member (e.g., insulating paper) is provided between the driving plate 301 and the capacitor plate 201 to space the driving plate 301 apart from the capacitor plate 201 to prevent breakdown.

According to the embodiment of the utility model, the electric control cabinet comprises a cabinet body and an electric control assembly, wherein the third bending edge is propped against the cabinet body and fixedly connected with the cabinet body through the mounting hole by utilizing the connecting piece. The electric control cabinet provided by the utility model has the same technical effects as those of the electric control assembly, and is not described in detail herein.

The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (10)

1. An electrical control assembly, the electrical control assembly comprising:

the support plate comprises a first body part and a second body part which are connected, and the first body part and the second body part are not in the same plane;

the first electronic control module is mounted on the first main body part;

the second electronic control module is arranged on the second main body part;

the first electronic control module and the second electronic control module are arranged on the same side of the supporting plate, the absolute value of the difference between the heights of one end of the first electronic control module, which is away from the supporting plate, and one end of the second electronic control module, which is away from the supporting plate, is H, and the absolute value of the difference between the sizes of the first electronic control module and the second electronic control module is L, and then H is smaller than L;

or the first electric control module and the second electric control module are respectively positioned at two sides of the supporting plate, and are at least partially overlapped along the direction parallel to the supporting plate.

2. The electrical control assembly of claim 1, wherein the first body portion and the second body portion are disposed in parallel and the second electrical control module has a size greater than the size of the first electrical control module in a direction perpendicular to the support plate.

3. The electrical control assembly of claim 2, wherein the first body portion and the second body portion do not overlap in a direction perpendicular to the support plate.

4. An electrical control assembly as in any one of claims 1-3 wherein,

the first electronic control module and the second electronic control module are both radiators;

the electronic control assembly further comprises:

the first heating module is arranged on the first main body part and is in heat conduction connection with the first electric control module;

the second heating module is arranged on the second main body part and is in heat conduction connection with the second electric control module.

5. The electrical control assembly of claim 4, wherein,

the first heating module includes:

the capacitor plate is arranged on one side of the first main body part, which is away from the first electronic control module;

the rectifier bridge module is arranged on the capacitor plate and is in heat conduction connection with the first electric control module;

and/or the second heat generating module comprises:

the driving plate is arranged on one side of the second main body part, which is away from the second electronic control module;

the IGBT module is arranged on the driving plate and is in heat conduction connection with the second electric control module;

the driving plate is located on one side of the capacitor plate, which is away from the second main body part, along the direction perpendicular to the second main body part, and is stacked with the capacitor plate.

6. The electrical control assembly of claim 5, wherein,

the first main body part is provided with a first avoiding structure, and the rectifier bridge module of the first heating module passes through the first avoiding structure and is in heat conduction connection with the first electric control module;

the second main body part is provided with a second avoiding structure, and the IGBT module of the second heating module passes through the second avoiding structure and is in heat conduction connection with the second electric control module.

7. The electrical control assembly of claim 6, wherein,

the first main body part is provided with a bending edge, and the first electronic control module is arranged on one side of the bending edge, which is away from the capacitor plate;

the first main body part comprises a first main body part body, a second main body part body and a capacitor plate, wherein the first main body part body is bent towards one side deviating from the capacitor plate to form the bending edge and the first avoidance structure positioned on one side of the bending edge.

8. The electrical control assembly of claim 6, wherein,

and a part area of the second main body part is provided with an opening penetrating through the plate body of the supporting plate so as to form the second avoidance structure.

9. The electrical control assembly of claim 6, wherein,

the first heat generating module further includes:

an electrolytic capacitor mounted on the capacitor plate;

the first main body part is also provided with a third avoiding structure for avoiding the electrolytic capacitor.

10. An electric control cabinet comprising an electric control assembly as claimed in any one of claims 1 to 9.