CN218104003U

CN218104003U - Double-control water-cooling type motor controller for electric automobile

Info

Publication number: CN218104003U
Application number: CN202222076612.1U
Authority: CN
Inventors: 崔哲珲; 张磊; 王佩; 杨瑞敏
Original assignee: Xi'an Tsingtech New Energy Technology Co ltd
Current assignee: Xi'an Tsingtech New Energy Technology Co ltd
Priority date: 2022-08-08
Filing date: 2022-08-08
Publication date: 2022-12-20
Anticipated expiration: 2032-08-08

Abstract

The utility model relates to the technical field of motor controllers, in particular to a double-control water-cooling type motor controller for an electric automobile, which comprises a shell provided with two groups of installation cavities and two groups of control modules which are respectively installed in the installation cavities; the control module comprises a capacitor arranged in the installation cavity, a motor controller main drive system which is positioned in the installation cavity and connected with the capacitor, and a water cooling system arranged between the capacitor and the motor controller main drive system. The utility model can effectively realize the heat dissipation of the capacitor and the motor controller main drive system; the two groups of motor controller main drive systems can be used independently respectively, the use power range is wider, the application scene is wider, and the cost is reduced.

Description

Double-control water-cooling type motor controller for electric automobile

Technical Field

The utility model relates to a motor controller technical field, more specifically say, relate to a two accuse water-cooling type motor controller for electric automobile.

Background

Two accuse water-cooling type motor controller for electric automobile only sets up a set of motor controller main drive system and a set of cooling system in a controller usually, when needs set up multiunit motor controller main drive system, often can be according to the corresponding quantity that increases the motor controller assembly of motor controller main drive system to cause two controllers to add up the volume too big, corresponding parts increase, make the cost too high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a double-control water-cooling type motor controller for an electric automobile; the heat dissipation of the capacitor and the main drive system of the motor controller can be effectively realized; the two groups of motor controller main drive systems can be used independently respectively, the use power range is larger, the application scene is wider, the cost is reduced, and the size is smaller.

The utility model provides a solution that technical problem adopted is:

a double-control water-cooling type motor controller for an electric automobile comprises a shell provided with two groups of mounting cavities and two groups of control modules which are respectively mounted in the mounting cavities;

the control module comprises a capacitor arranged in the installation cavity, a motor controller main drive system which is positioned in the installation cavity and connected with the capacitor, and a water cooling system arranged between the capacitor and the motor controller main drive system.

In some of the possible embodiments of the present invention,

the water cooling system comprises a cooling plate arranged in the installation cavity and provided with a cooling water channel, and an inlet water joint and an outlet water joint which are arranged on the shell and are respectively communicated with the two ends of the cooling water channel.

In some of the possible embodiments, the first and second,

the motor controller main drive system comprises an IGBT module, a drive plate and a main control board, wherein the IGBT module is installed on the cooling plate and connected with the capacitor, the drive plate is installed on the IGBT module and connected with the IGBT module, and the main control board is installed on the drive plate.

In some of the possible embodiments, the first and second,

and a shielding plate is also arranged between the main control plate and the driving plate.

In some of the possible embodiments, the first and second,

one side that the cooling plate is close to the casing medial surface is provided with the cavity install the copper bar of being connected with the IGBT module in the cavity and be located the cavity and the connection terminal of being connected with the copper bar.

In some of the possible embodiments of the present invention,

and a current sensor is arranged on the copper bar.

In some of the possible embodiments of the present invention,

the shell further comprises an upper cover plate connected with the shell and located above the main control board, and a lower cover plate connected with the shell and located on one side, far away from the cooling board, of the capacitor.

In some of the possible embodiments, the first and second,

and the upper cover plate is provided with a wiring groove.

In some of the possible embodiments of the present invention,

and a partition plate is arranged between the two mounting cavities.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model can respectively cool the two groups of motor controller main drive systems through the two groups of water cooling systems which are respectively arranged, thereby bringing out heat and simultaneously bringing out heat of the capacitor;

the two sets of main drive systems of the motor controller can be respectively and independently used, the application power range is wider, and the application scene is wider;

the utility model integrates two sets of motor controller main drive systems into one shell, thereby the whole controller has small volume and reduces the cost;

the utility model discloses simple structure, practicality are strong.

Drawings

FIG. 1 is an exploded view of the present invention;

fig. 2 is a top view of the present invention;

wherein: 1. an upper cover plate; 2. a main control board; 3. a shielding plate; 4. a drive plate; 5. copper bars are arranged; 6. an IGBT module; 7. a wire holder; 8. a housing; 9. an outlet water connection; 10. a capacitor; 11. an inlet water fitting; 101. a small cover plate.

Detailed Description

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. Reference herein to "first," "second," and similar words, does not denote any order, quantity, or importance, but rather are used to distinguish one element from another. Also, the use of the terms a, an, etc. do not denote a limitation of quantity, but rather denote the presence of at least one. In the implementation of the present application, "and/or" describes an association relationship of associated objects, which means that there may be three relationships, for example, a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In the description of the embodiments of the present application, the meaning of "a plurality" means two or more unless otherwise specified. For example, the plurality of positioning pillars refers to two or more positioning pillars. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

The present invention will be described in detail below.

As shown in fig. 1-2, a dual-control water-cooling type motor controller for an electric vehicle includes a housing 8 provided with two sets of mounting cavities, and two sets of control modules respectively mounted in the mounting cavities;

the control module comprises a capacitor 10 installed in the installation cavity, a motor controller main driving system located in the installation cavity and connected with the capacitor 10, and a water cooling system arranged between the capacitor 10 and the motor controller main driving system.

The utility model adopts two groups of installation cavities in one shell 8, and two groups of control modules are respectively installed in the two groups of installation cavities, so that the volume of the whole device is smaller and more ingenious;

the utility model has the advantages that two groups of capacitors 10 are respectively connected with the motor controller main drive system connected with the two groups of capacitors 10, two groups of control modules can independently drive two motors, and interference can not occur between the two motors;

the utility model discloses in through set up water cooling system between every group electric capacity 10 and the electric machine controller owner system of driving that corresponds to effectual realization is to electric capacity 10 and electric machine controller owner system's heat dissipation protection of driving.

In some possible embodiments, in order to effectively achieve heat dissipation protection for the capacitor 10 and the motor controller main drive system;

the water cooling system comprises a cooling plate arranged in the installation cavity and provided with a cooling water channel, and an inlet water joint 11 and an outlet water joint 9 which are arranged on the shell 8 and are respectively communicated with the two ends of the cooling water channel.

Preferably, the inlet water joint 11 and the outlet water joint 9 are respectively connected with a heat radiation water tank on the electric automobile; the cooling water is recycled;

preferably, the capacitor 10 and the cooling plate are in abutting contact with each other at the side close to each other, so that the heat dissipation problem of the capacitor 10 is solved;

in some of the possible embodiments of the present invention,

the motor controller main drive system comprises an IGBT module 6, a drive plate 4 and a main control plate 2, wherein the IGBT module 6 is installed on the cooling plate and connected with a capacitor 10, the drive plate 4 is installed on the IGBT module 6 and connected with the IGBT module, and the main control plate 2 is installed on the drive plate 4.

IGBT module 6 installs on the cooling plate and is close to one side each other and hugs closely, and electric capacity 10 is connected with IGBT module 6, and IGBT module 6 pegs graft with drive plate 4.

When the direct current power supply is used, the direct current power enters the capacitor 10, and the capacitor 10 outputs two paths of direct current power to the IGBT module 6; the IGBT module 6 is controlled by the driving board 4 and the main control board 2 to invert the direct current into alternating current;

IGBT module 6 and electric capacity 10 hug closely casing 8 back to back, and the cooling plate is located between the two and hugs closely each other, through the cooling water in the cooling line, plays the heat dissipation effect.

Preferably, the IGBT module 6 and the drive board 4 are connected by soldering, and the main control board 2 and the drive board 4 are connected by means of an insertion.

Further, the IGBT module 6 includes a plurality of IGBT subunits, which are connected to the housing 8 by bolts.

In some possible embodiments, in order to effectively achieve electromagnetic shielding;

and a shielding plate 3 is also arranged between the main control plate 2 and the driving plate 4.

In some possible embodiments, in order to effectively realize the installation of the copper bar 5 and the wire holder 7;

one side that the cooling plate is close to 8 medial surfaces of casing is provided with the cavity install the copper bar 5 of being connected with IGBT module 6 in the cavity and be located the cavity and the wire holder 7 of being connected with copper bar 5.

In some possible embodiments, a current sensor for detecting the current value is arranged on the copper bar 5.

In some of the possible embodiments, the first and second,

the housing 8 further includes an upper cover plate 1 connected to the housing 8 and located above the main control board 2, and a lower cover plate connected to the housing 8 and located on a side of the capacitor 10 away from the cooling plate.

The upper cover plate 1, the shell 8 and the lower cover plate seal the installation cavity and are combined to form a motor controller main body;

preferably, the shell, the upper cover plate 1 and the lower cover plate are made of aluminum alloy materials, and the heat conductivity is high.

In some possible embodiments, a wiring groove is provided on the upper cover plate 1; when in use, the wiring cable passes through the wiring slot to be connected with the wiring seat 7, so that the output of alternating current is realized.

Furthermore, the wiring slot is located right above the wiring base 7, and a small cover plate 101 for closing the wiring slot is further arranged on the upper cover plate 1.

In some possible embodiments, a partition plate is arranged between the two installation cavities, the partition plate is arranged to separate the two installation cavities, and the two groups of control modules cannot collide and interfere with each other when in use.

Preferably, the two groups of control modules are symmetrically arranged along the length direction of the partition plate, and the cavity is arranged on one side, far away from each other, of the two cooling plates.

The present invention is not limited to the foregoing embodiments. The invention extends to any novel feature or any novel combination of features disclosed in this specification, and to any novel method or process steps or any novel combination of features disclosed.

Claims

1. A double-control water-cooling type motor controller for an electric automobile is characterized by comprising a shell provided with two groups of mounting cavities and two groups of control modules which are respectively mounted in the mounting cavities;

2. The dual-control water-cooling type motor controller for the electric vehicle according to claim 1, wherein the water cooling system comprises a cooling plate disposed in the installation cavity and provided with a cooling water channel, and an inlet water joint and an outlet water joint disposed on the housing and respectively communicated with two ends of the cooling water channel.

3. The dual-control water-cooling type motor controller for the electric automobile according to claim 1, wherein the motor controller main drive system comprises an IGBT module installed on the cooling plate and connected with the capacitor, a drive plate installed on the IGBT module and connected with the IGBT module, and a main control plate installed on the drive plate.

4. The double-control water-cooling type motor controller for the electric automobile according to claim 3, wherein a shielding plate is further disposed between the main control plate and the driving plate.

5. The double-control water-cooling type motor controller for the electric automobile according to claim 3, wherein a cavity is formed in one side of the cooling plate close to the inner side surface of the housing, and a copper bar connected with the IGBT module and a wire holder located in the cavity and connected with the copper bar are installed in the cavity.

6. The double-control water-cooling type motor controller for the electric automobile according to claim 5, characterized in that a current sensor is arranged on the copper bar.

7. The dual-control water-cooling type motor controller for the electric automobile according to claim 1, wherein the housing further comprises an upper cover plate connected with the housing and located above the main control plate, and a lower cover plate connected with the housing and located on a side of the capacitor away from the cooling plate.

8. The double-control water-cooling type motor controller for the electric vehicle as claimed in claim 7, wherein a wiring groove is provided on the upper cover plate.

9. The double control water cooling type motor controller for the electric vehicle according to any one of claims 1 to 7, wherein a partition plate is provided between the two mounting cavities.