CN221329450U - Motor controller of electric industrial vehicle - Google Patents
Motor controller of electric industrial vehicle Download PDFInfo
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- CN221329450U CN221329450U CN202323147794.8U CN202323147794U CN221329450U CN 221329450 U CN221329450 U CN 221329450U CN 202323147794 U CN202323147794 U CN 202323147794U CN 221329450 U CN221329450 U CN 221329450U
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- heat
- motor controller
- electric industrial
- industrial vehicle
- circuit board
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 15
- 238000001816 cooling Methods 0.000 claims description 12
- 239000003990 capacitor Substances 0.000 claims description 4
- 239000002826 coolant Substances 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052782 aluminium Inorganic materials 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000000741 silica gel Substances 0.000 description 4
- 229910002027 silica gel Inorganic materials 0.000 description 4
- 239000000110 cooling liquid Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Landscapes
- Electric Propulsion And Braking For Vehicles (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a motor controller of an electric industrial vehicle, which comprises: the controller body and the heat dissipation mechanism are connected with the internal power element concentration area of the controller body; wherein, the heat dissipation mechanism includes: the heat conduction device comprises a heat conduction assembly, a radiating fin assembly and a radiating fan, wherein one end of the heat conduction assembly is connected with a power original piece concentration area inside a controller body, the other end of the heat conduction assembly extends out of the controller body and is fixedly connected with the radiating fin assembly, and the radiating fan used for radiating the heat is arranged on one side of the radiating fin assembly. The utility model overcomes the defect that when the device is used, the heat in the concentrated area of the power element is transmitted to the vehicle body around the controller through the aluminum plate, so that the temperature of the vehicle body is easily overhigh, and the service life of the vehicle body is influenced. Therefore, the motor controller of the electric industrial vehicle can conduct heat in the concentrated area of the power element to the radiating fins, then radiate the heat of the radiating fins through the fan, and prevent overhigh temperature of the vehicle body and the power element area.
Description
Technical Field
The utility model relates to the field of electric vehicle controllers, in particular to an electric industrial vehicle motor controller.
Background
The motor controller of the electric industrial vehicle can realize the high-efficiency control of the alternating current asynchronous motor and is widely applied to low-speed vehicles using the motor as a driving device, such as patrol cars, passenger cars, logistics cars and the like.
Chinese patent CN210075860U discloses an electric industrial vehicle controller with a heat dissipating device, in which a heat conducting silica gel sheet is tightly attached under a power element concentration area, heat is conducted out by using the heat conductivity and insulation of the heat conducting silica gel sheet, a vertical part with a heat dissipating boss is tightly attached to the bottom of the heat conducting silica gel sheet, heat conducted by the heat conducting silica gel sheet is absorbed, and the heat is conducted to a vehicle body around the controller through a whole aluminum plate.
The applicant found the following technical problems when implementing the above technical solutions:
The device needs to be through aluminum plate with the regional heat conduction of power original paper concentration to the peripheral automobile body of controller when using on, the radiating effect is limited, and leads to the automobile body temperature too high easily, influences automobile body life.
Therefore, it is an urgent need to provide an electric industrial vehicle motor controller capable of conducting heat in a power element concentration area to a heat radiating fin, and then radiating the heat radiating fin by a fan, so as to prevent excessive temperatures in a vehicle body and the power element area.
Disclosure of utility model
Aiming at the technical problems, the utility model aims to overcome the defects that in the prior art, when the device is used, heat in a power element concentration area needs to be conducted to a vehicle body around a controller through an aluminum plate, the heat dissipation effect is limited, the temperature of the vehicle body is easy to be too high, and the service life of the vehicle body is influenced. Therefore, the motor controller of the electric industrial vehicle can conduct heat in the concentrated area of the power element to the radiating fins, then radiate the heat of the radiating fins through the fan, and prevent overhigh temperature of the vehicle body and the power element area.
In order to achieve the above object, the present utility model provides an electric industrial vehicle motor controller including: the controller body and the heat dissipation mechanism are connected with the internal power element concentration area of the controller body; wherein, the heat dissipation mechanism includes: the heat conduction device comprises a heat conduction assembly, a radiating fin assembly and a radiating fan, wherein one end of the heat conduction assembly is connected with a power original piece concentration area inside a controller body, the other end of the heat conduction assembly extends out of the controller body and is fixedly connected with the radiating fin assembly, and the radiating fan used for radiating the heat is arranged on one side of the radiating fin assembly.
Preferably, the heat conducting component comprises a heat conducting plate fully contacted with the power element concentration area inside the controller body, and a plurality of heat conducting pipes fixedly connected with the heat conducting plate and capable of guiding heat absorbed by the heat conducting plate to the heat radiating fin component.
Preferably, the radiating fin assembly comprises a radiating plate fixedly connected with one end of the heat conduction pipe extending out of the controller body, and a plurality of radiating fins uniformly arranged on the surface of the radiating plate at intervals.
Preferably, the air outlet of the cooling fan is used for blowing air to gaps among the plurality of cooling fins and cooling the cooling fins.
Preferably, the inside horizontal interval of controller body is provided with drive circuit board and control circuit board, drive circuit board upper surface is vertical to be provided with a plurality of connecting piece, control circuit board passes through a plurality of connecting piece level setting in drive circuit board top.
Preferably, the driving circuit board includes: the battery positive and negative electrode access, three-phase alternating current access and a plurality of IGBT (304), a plurality of IGBT (304) can be with the battery through the direct current conversion of positive and negative electrode access output three-phase alternating current to export to the UVW connector of front wheel or rear wheel motor through three-phase alternating current access.
Preferably, the heat conducting plate is arranged on the lower surface of the driving circuit board, and a cooling liquid pipeline is arranged on one side of the heat conducting plate, which faces away from the driving circuit board, and the heat conducting plate can cool a plurality of IGBTs (304) during operation of the heat conducting plate.
Preferably, the control circuit board includes a plurality of ECUs and a plurality of terminals provided on a surface thereof, the ECU being configured to control the IGBTs (304) so as to control the front wheel or rear wheel motors.
Preferably, the side wall of the control circuit board is provided with a line avoiding port for passing through the lead.
Preferably, the controller body further comprises a capacitor for eliminating voltage fluctuation.
According to the technical scheme, compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the heat generated in the power element concentration area inside the controller body is led out to the radiating fin assembly through the heat conduction assembly, and then the radiating fin assembly is radiated through the radiating fan. The design can effectively improve the heat dissipation efficiency of the motor controller and ensure the stability and reliability of the motor controller during long-time high-load operation. The heat conduction assembly is arranged to effectively conduct heat in the controller to the radiating fin assembly, and the radiating fan can radiate the radiating fin assembly forcedly, so that radiating efficiency is further improved. The motor controller has the advantages of simple and compact integral structure, easy manufacture and installation, and capability of meeting the requirement of the motor controller of the electric industrial vehicle on heat dissipation performance.
Additional features and advantages of the utility model will be set forth in the detailed description which follows; and none of the utility models are related to the same or are capable of being practiced in the prior art.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain, without limitation, the utility model. In the drawings:
fig. 1 is a perspective view of an electric industrial vehicle motor controller provided in a preferred embodiment of the present utility model.
Fig. 2 is a perspective exploded view of an electric industrial vehicle motor controller provided in a preferred embodiment of the present utility model.
Fig. 3 is a partial perspective view of an electric industrial vehicle motor controller provided in a preferred embodiment of the present utility model.
Fig. 4 is a partial perspective view of an electric industrial vehicle motor controller provided in a preferred embodiment of the present utility model.
Fig. 5 is a partial perspective view of an electric industrial vehicle motor controller provided in a preferred embodiment of the present utility model.
Fig. 6 is a partial perspective view of an electric industrial vehicle motor controller provided in a preferred embodiment of the present utility model.
Fig. 7 is a partial plan view of an electric industrial vehicle motor controller provided in a preferred embodiment of the present utility model.
Reference numerals illustrate: 1-a controller body; 3-a driving circuit board; 301-connecting piece; 302-positive and negative electrode inlets of the battery; 303-a three-phase alternating current access port; 304-IGBT-; 4-a control circuit board; 401-ECU; 402-binding posts; 403-a line avoidance port; 5-capacitance; 2-a heat dissipation mechanism; 6-a heat conduction assembly; 601-a heat-conducting plate; 602-a heat pipe; 603-coolant piping; 7-a heat sink assembly; 701-a heat dissipation plate; 702-heat sink fins; 8-a heat radiation fan.
Detailed Description
The following describes specific embodiments of the present utility model in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.
In the present utility model, unless otherwise indicated, terms such as "upper, lower, inner, outer" and the like are used merely to denote orientations of the term in a normal use state or are commonly understood by those skilled in the art, and should not be construed as limitations of the term.
The utility model will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the utility model and the specific objects and functions achieved.
Referring to fig. 1 and 2: an electric industrial vehicle motor controller, the motor controller comprising: a controller body 1 and a heat dissipation mechanism 2 connected to an internal power element concentration area thereof; wherein,
The heat dissipation mechanism 2 includes: the heat conduction device comprises a heat conduction assembly 6, a radiating fin assembly 7 and a radiating fan 8, wherein one end of the heat conduction assembly 6 is connected with a power original centralized area inside the controller body 1, the other end of the heat conduction assembly extends out of the controller body 1 and is fixedly connected with the radiating fin assembly 7, and the radiating fan 8 used for radiating the heat is arranged on one side of the radiating fin assembly 7.
According to the application, the heat generated in the power element concentration area inside the controller body 1 is led out to the radiating fin assembly 7 through the heat conduction assembly 6, and then the radiating fin assembly 7 is radiated through the radiating fan 8. The design can effectively improve the heat dissipation efficiency of the motor controller and ensure the stability and reliability of the motor controller during long-time high-load operation. The heat conduction assembly 6 can effectively conduct the heat inside the controller to the radiating fin assembly 7, and the radiating fan 8 can radiate the heat of the radiating fin assembly 7 by forcing, so that the radiating efficiency is further improved. The motor controller has the advantages of simple and compact integral structure, easy manufacture and installation, and capability of meeting the requirement of the motor controller of the electric industrial vehicle on heat dissipation performance.
Referring to fig. 6 and 7: the heat conducting assembly 6 comprises a heat conducting plate 601 fully contacted with the power element concentration area inside the controller body 1, and a plurality of heat conducting pipes 602 fixedly connected with the heat conducting plate 601 and capable of guiding heat absorbed by the heat conducting plate 601 to the heat radiating fin assembly 7.
The application continuously absorbs the heat in the concentrated area of the power element in the controller body 1 through the heat-conducting plate 601, and guides the heat to the heat sink assembly 7 through the heat-conducting pipe 602. This design can effectively conduct the heat that the power original paper produced to fin subassembly 7, and then improves radiating efficiency. The design of the heat conducting plate 601 and the heat conducting pipe 602 can effectively diffuse and conduct heat, and stability of the controller in high-load operation is guaranteed.
Referring to fig. 6 and 7: the heat sink assembly 7 includes a heat dissipating plate 701 fixedly connected to one end of the heat pipe 602 extending out of the controller body 1, and a plurality of heat dissipating fins 702 uniformly spaced on the surface of the heat dissipating plate 701.
The design of the present application can effectively diffuse and dissipate the heat transferred from the heat pipe 602. The evenly spaced arrangement of the heat radiating fins 702 can increase the surface area of the heat radiating plate 701, improving the heat radiating efficiency.
Referring to fig. 2: the air outlet of the cooling fan 8 is used for blowing air to the gaps among the cooling fins 702 and cooling the cooling fins 702.
The design of the application can radiate the radiating fins 702 through the radiating fan 8, effectively improve radiating efficiency and ensure the stability and reliability of the controller during long-time high-load operation.
Referring to fig. 2 and 3: the controller is characterized in that a driving circuit board 3 and a control circuit board 4 are arranged in the controller body 1 at horizontal intervals, a plurality of connecting pieces 301 are vertically arranged on the upper surface of the driving circuit board 3, and the control circuit board 4 is horizontally arranged above the driving circuit board 3 through the plurality of connecting pieces 301.
The design of the application can make the layout between the driving circuit board 3 and the control circuit board 4 more compact, reduce the whole size and improve the integration level so as to facilitate the heat to be concentrated and led out through the heat conducting component 6 and the heat radiating fin component 7.
Referring to fig. 3: the driving circuit board 3 includes: the battery positive and negative electrode access 302, three-phase alternating current access 303 and a plurality of IGBT304, a plurality of IGBT304 can be with the battery through the direct current conversion of positive and negative electrode access output three-phase alternating current to export to the front wheel or the UVW connector of rear wheel motor through three-phase alternating current access 303.
The design of the application enables the controller to effectively convert the direct current output by the battery into the three-phase alternating current required by the motor, thereby realizing accurate control of the motor.
Referring to fig. 3 and 7: the heat conducting plate 601 is arranged on the lower surface of the driving circuit board 3, and a cooling liquid pipeline 603 is arranged on one side of the heat conducting plate, which faces away from the driving circuit board 3, and the heat conducting plate can cool a plurality of IGBTs 304 during operation.
The design of the application can effectively radiate heat through the cooling liquid pipeline 603, can also prolong the service life of the motor controller, and improves the working efficiency and the stability of the motor controller.
Referring to fig. 3-5: the control circuit board 4 includes a plurality of ECUs 401 and a plurality of terminals 402 provided on the surface thereof, and the ECU401 is configured to control the IGBTs 304 so as to control the front wheel or rear wheel motors.
The design of the application enables the control circuit board 4 to effectively control the IGBT304, thereby realizing accurate control of the front wheel or rear wheel motor.
Referring to fig. 4: the side wall of the control circuit board 4 is provided with a line avoiding port 403 for passing through a wire.
The design of the application can lead out the lead conveniently through the line avoiding port 403, so that the wiring is more flexible, and the convenience of installation and maintenance of the motor controller of the electric industrial vehicle is improved.
Referring to fig. 2: the controller body 1 also comprises a capacitor 5 for eliminating voltage fluctuation.
According to the application, the capacitor 5 is arranged in the controller body 1, so that voltage fluctuation can be effectively eliminated, and the stability and the working efficiency of the motor controller are improved.
When the device provided by the utility model is used, the heat in the power element concentration area in the controller body 1 is continuously absorbed through the heat conducting plate 601, the heat is guided to the radiating fins 702 through the heat conducting pipe 602, and then the radiating fan 8 radiates heat to the radiating fin assembly 7.
The preferred embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present utility model within the scope of the technical concept of the present utility model, and all the simple modifications belong to the protection scope of the present utility model.
In addition, the specific features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations are not described further.
Moreover, any combination of the various embodiments of the utility model can be made without departing from the spirit of the utility model, which should also be considered as disclosed herein.
Claims (10)
1. An electric industrial vehicle motor controller, the motor controller comprising: the controller comprises a controller body (1) and a heat dissipation mechanism (2) connected with an internal power element concentration area of the controller body; wherein,
The heat dissipation mechanism (2) includes: the intelligent controller comprises a heat conduction assembly (6), a radiating fin assembly (7) and a radiating fan (8), wherein one end of the heat conduction assembly (6) is connected with a power original centralized area inside the controller body (1), the other end of the heat conduction assembly extends out of the controller body (1) and is fixedly connected with the radiating fin assembly (7), and the radiating fan (8) used for radiating the heat is arranged on one side of the radiating fin assembly (7).
2. An electric industrial vehicle motor controller according to claim 1, characterized in that the heat conducting assembly (6) comprises a heat conducting plate (601) in full contact with the power element concentration area inside the controller body (1), and a number of heat conducting pipes (602) fixedly connected to the heat conducting plate (601) and capable of guiding the heat absorbed by the heat conducting plate (601) to the heat sink assembly (7).
3. An electric industrial vehicle motor controller according to claim 2, characterized in that the heat sink assembly (7) comprises a heat sink (701) fixedly connected to one end of the heat pipe (602) extending out of the controller body (1), and a plurality of heat sink fins (702) uniformly spaced on the surface of the heat sink (701).
4. A motor controller for an electric industrial vehicle according to claim 3, characterized in that the air outlet of the cooling fan (8) is configured to blow air through gaps between the plurality of cooling fins (702) and to cool the cooling fins (702).
5. The electric industrial vehicle motor controller according to claim 4, wherein the controller body (1) is internally and horizontally provided with a driving circuit board (3) and a control circuit board (4) at intervals, the upper surface of the driving circuit board (3) is vertically provided with a plurality of connecting pieces (301), and the control circuit board (4) is horizontally arranged above the driving circuit board (3) through the plurality of connecting pieces (301).
6. An electric industrial vehicle motor controller according to claim 5, characterized in that the drive circuit board (3) comprises: the battery positive and negative electrode access port (302), the three-phase alternating current access port (303) and the plurality of IGBT (304), the plurality of IGBT (304) can convert the direct current that the battery was output through the positive and negative electrode access port into three-phase alternating current to output to the UVW connector of front wheel or rear wheel motor through three-phase alternating current access port (303).
7. An electric industrial vehicle motor controller according to claim 6, characterized in that the heat conducting plate (601) is arranged on the lower surface of the drive circuit board (3), and that the side thereof facing away from the drive circuit board (3) is provided with a coolant pipe (603) and is capable of cooling a number of IGBTs (304) during operation thereof.
8. An electric industrial vehicle motor controller according to claim 7, characterized in that the control circuit board (4) comprises a number of ECUs (401) and a number of terminals (402) provided on its surface, the ECU (401) being adapted to control the IGBTs (304) for controlling the front or rear wheel motors.
9. An electric industrial vehicle motor controller according to claim 5, characterized in that the control circuit board (4) side wall is provided with a line relief opening (403) for passing a wire.
10. An electric industrial vehicle motor controller according to claim 9, characterized in that the controller body (1) further comprises a capacitor (5) for eliminating voltage fluctuations.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323147794.8U CN221329450U (en) | 2023-11-20 | 2023-11-20 | Motor controller of electric industrial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323147794.8U CN221329450U (en) | 2023-11-20 | 2023-11-20 | Motor controller of electric industrial vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221329450U true CN221329450U (en) | 2024-07-12 |
Family
ID=91787879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323147794.8U Active CN221329450U (en) | 2023-11-20 | 2023-11-20 | Motor controller of electric industrial vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221329450U (en) |
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2023
- 2023-11-20 CN CN202323147794.8U patent/CN221329450U/en active Active
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