CN213342870U - Vehicle controller and electric vehicle - Google Patents

Abstract

The utility model relates to a vehicle controller and electric vehicle, vehicle controller includes: the phase wire column is arranged on the insulating isolation plate in a penetrating mode, and the second bus bar is connected to one end portion of the phase wire column; the power wire column with the phase wire column looks interval sets up, the one end of first busbar connect in the tip of power wiring, the other end is located the insulation barrier panel towards one side of second busbar. The technical scheme of the utility model be set up insulating division board on the phase line post, the position that first busbar, second busbar and outside forceful electric power line are connected all lies in same one side of insulating division board, can effectively avoid external material (like dust etc.) to fall into to vehicle controller's inside and influence vehicle controller's normal operating in the installation, and the security is higher, and the suitability is strong.

Description

Vehicle controller and electric vehicle

Technical Field

The utility model relates to the field of vehicle technology, especially, relate to a vehicle controller and electric vehicle.

Background

The vehicle controller is a core control device used for controlling the starting, running, advancing and retreating, speed and stopping of the motor of the electric vehicle and other electronic devices of the electric vehicle. At present, the variety of vehicle controllers is various, and for electric vehicles widely used in human daily life, the vehicle controller is required to have good performance as a control center part of the electric vehicle due to various use environments. However, when external strong electricity is connected to the inside of the vehicle controller, external substances such as dust and the like are likely to fall into the vehicle controller, which may damage electrical components such as a circuit board in the vehicle controller and may affect the normal operation of the vehicle controller.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel vehicle controller, this vehicle controller's simple structure can effectively prevent to have better security because of the mistake of foreign matter is gone into and is influenced vehicle controller's normal operating.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a vehicle controller comprising: the phase wire column is arranged on the insulating isolation plate in a penetrating mode, and the second bus bar is connected to one end portion of the phase wire column; the power cord post with the phase line post looks interval sets up, the one end of first busbar connect in the tip of power cord post, the other end is located the insulation barrier panel towards one side of second busbar.

Preferably, a first channel and a second channel are formed on one side of the insulating isolation plate facing the second conductive strip, one end of the first conductive strip, which is far away from the power line post, is arranged in the first channel, and the second conductive strip is arranged in the second channel.

Preferably, the vehicle controller further includes: the power supply wire column, the first conductive strip, the phase wire column, the second conductive strip and the insulating isolation plate are all arranged in the control box; the control box is provided with a power line interface and a phase line interface, the power line interface is arranged corresponding to the first channel, and the phase line interface is arranged corresponding to the second channel.

Preferably, the power line interface is provided with a first joint which is communicated with the inside of the control box; and/or the phase line interface is provided with a second joint which is communicated with the inside of the control box.

Preferably, a circuit board assembly is installed in the control box, and the power wire column and a same-side end of the phase wire column are electrically connected to the circuit board assembly.

Preferably, the circuit board assembly comprises: the driving board and the control board are arranged in parallel at intervals, and the control board is electrically connected with the driving board through the phase wire column; the capacitor plate and the driving plate are arranged in parallel at intervals, and the capacitor plate is electrically connected with the driving plate through the power cord post.

Preferably, a first convex part is formed on a circumferential side surface of the phase wire column close to one end of the driving plate, the driving plate and the control board are electrically connected through the first convex part, and the first convex part is located between the driving plate and the control board;

and/or a second convex part is formed on the circumferential side surface of one end, close to the driving plate, of the power wire post, the capacitor plate is electrically connected with the driving plate through the second convex part, and the second convex part is located between the driving plate and the capacitor plate.

Preferably, a connector is arranged on one side of the control board, which faces away from the drive board, and the connector penetrates out of the control box.

Preferably, the control box is provided with a socket, the socket corresponds to the connector, one end of the connector, which is far away from the control panel, is arranged at the socket, and the circumferential side surface of the connector is connected with the inner wall of the socket.

An electric vehicle comprising the vehicle controller of any of the above.

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

the vehicle controller that provides among the above-mentioned technical scheme sets up insulating division board on the looks terminal, first busbar, the position that second busbar and outside forceful electric power line are connected all is located same one side of insulating division board, can effectively avoid external material (like dust etc.) to fall into the inside and influence vehicle controller's normal operating in the installation, also can avoid damaging circuit board assembly to the circuit board assembly department that is located vehicle controller inside because of the mistake of external material is gone into, the security is higher, the suitability is strong.

Drawings

Fig. 1 is a schematic diagram of a vehicle controller according to an embodiment of the present invention.

Fig. 2 is an exploded view of the vehicle controller shown in fig. 1.

Fig. 3 is a schematic view of the insulating spacer shown in fig. 2.

100. A vehicle controller; 1. a control box; 2. a circuit board assembly; 3. a drive plate; 4. a control panel; 5. a housing; 6. a heat dissipation base; 7. a first seal ring; 8. the top is open; 9. a cover plate; 10. a second seal ring; 11. a waterproof joint group; 12. a vent valve; 13. a power line interface; 14. a phase line interface; 15. A first joint; 16. a second joint; 17. a power supply terminal; 18. a phase wire column; 19. a first opening; 20. A first convex portion; 21. a capacitive plate; 22. a second opening; 23. a second convex portion; 24. a first conductive strip; 25. a second conductive strip; 26. an insulating separator plate; 27. a first channel; 28. a second channel; 29. a connector assembly; 30. an interface; 31. a cooling member; 32. and cooling the inlet.

Detailed Description

The present invention will now be described in more detail with reference to the accompanying drawings, and it is to be understood that the following description of the present invention is made only by way of illustration and not by way of limitation with reference to the accompanying drawings. The various embodiments may be combined with each other to form other embodiments not shown in the following description.

Referring to fig. 1 to 3, an embodiment of the present invention provides a novel vehicle controller 100, and the electric vehicle controller 100 has a simple structure, occupies a small space inside a vehicle during installation, and has good applicability.

The vehicle controller 100 includes: control box 1, circuit board assembly 2, the post group and the heat dissipation mechanism that inside is hollow. Offer the wiring mouth group that supplies outside forceful electric power line to penetrate on the control box 1, circuit board set 2 all installs in control box 1's inside with the terminal group, and the terminal group is connected with circuit board set 2 electricity, and the terminal group sets up with the corresponding setting of wiring mouth group, promptly: external strong current wires penetrate through the wiring port group and then are electrically connected to the corresponding wiring post group, so that the circuit board assembly 2, the wiring post group, an external motor and other equipment form a complete strong current circuit through the strong current wires. In addition, the lug group may be electrically connected vertically on the circuit board assembly 2.

This heat dissipation mechanism sets up the surface at control box 1 for reduce circuit board assembly 2's temperature on the basis of to the cooling of control box 1, in order to avoid circuit board assembly 2 to lead to circuit board assembly 2 to damage because of the work operation heat production is too high.

Wherein, this circuit board assembly 2 includes drive plate 3 and control panel 4, and drive plate 3 and control panel 4 are all installed in the inside of control box 1, are connected electrically between drive plate 3 and the control panel 4. In order to reduce the mounting area required for the circuit board assembly 2, the drive board 3 and the control board 4 are disposed in parallel spaced relation inside the control box 1. Compared with the parallel distribution of the driving plate 3 and the control plate 4, the space required by the parallel distribution of the driving plate 3 and the control plate 4 is less, and furthermore, the installation area required when the control box 1 is installed is also less.

It should be noted that the driving board 3 can convert direct current into fixed waveform side alternating current, the control board 4 controls the driving board 3 to convert direct current into alternating current with different waveforms, the driving board 3 is connected with an external motor through a strong electric wire, so that the control board 4 controls the driving board 3 to output alternating current with different waveforms to control the working state of the motor, such as the output rotating speed and the output torque of the motor, thereby controlling the state of the electric vehicle. Wherein, the sensor or the signal of artificial operation on the electric vehicle can be transmitted to the controller, and the controller analyzes according to various signals, thus can form the control logic at control panel 4, and the control logic can be transmitted to drive plate 3 in the way of electric signal, in order to control the operating condition of the motor through drive plate 3.

In one embodiment, the control box 1 includes: the heat dissipation device comprises a shell 5 and a heat dissipation base 6, wherein a bottom opening is formed at the bottom of the shell 5, and the heat dissipation base 6 is arranged at the bottom of the shell 5 and used for plugging the bottom opening; circuit board assembly 2 and post group all are located inside casing 5, and the wiring mouth group is seted up on the side of casing 5. The side face, facing the heat dissipation base 6, of the driving board 3 is abutted against the heat dissipation base 6, and the control board 4 is arranged on the side, facing away from the heat dissipation base 6, of the driving board 3 and is arranged in front of the driving board 3 at intervals and in parallel. The heat sink base 6 is preferably made of aluminum.

In order to improve the waterproof performance of the joint between the shell 5 and the heat dissipation base 6, the first sealing ring 7 is arranged at the joint between the shell 5 and the heat dissipation base 6, so that a sealing effect is achieved based on the first sealing ring 7, further, external water is prevented from permeating into the shell 5, and the circuit board assembly 2 can be effectively prevented from being damaged.

In order to facilitate the installation or removal of the power line, a top opening 8 opposite to the bottom opening may be further provided at the top of the housing 5, and the top opening 8 is sealed by a cover plate 9, that is: a cover plate 9 is arranged on the top of the shell 5, and the cover plate 9 is detachably arranged on the top of the shell 5 to seal the top opening 8; when the cover plate 9 does not cover the top opening 8, the strong electric wires penetrating into the housing 5 can be connected to the post set or disconnected from the post set based on the top opening 8.

It will be appreciated that the top opening 8 and the bottom opening are disposed on opposite axial end faces of the housing 5 (i.e., the top and bottom of the housing 5), respectively, and the sets of wire ports are disposed on circumferential sides of the housing 5.

In order to improve the sealing performance of the joint position of the cover plate 9 and the shell 5, a second sealing ring 10 is arranged at the joint position of the cover plate 9 and the shell 5, so that the sealing effect between the shell 5 and the cover plate 9 is realized based on the second sealing ring 10, the water is effectively prevented from permeating into the shell 5, and the protection effect on the circuit board assembly 2 is further achieved.

In order to avoid water seepage at the wiring port group, the waterproof connector group 11 is arranged at the wiring port group, at least part of the waterproof connector group 11 is positioned outside the shell 5, namely, a strong electric wire can penetrate into the shell 5 through the waterproof connector group 11, and the contact position of the strong electric wire and the waterproof connector group 11 is in close fit with each other, so that the waterproof connector group has good sealing performance, and water is prevented from permeating into the shell 5.

In order to avoid the occurrence of condensed water inside the control box 1 due to the pressure difference between the inside of the control box and the external environment, the casing 5 is further provided with the vent valve 12, so that the balance between the internal pressure of the casing 5 and the external environment pressure is adjusted based on the vent valve 12, the damage of devices inside the casing 5 due to the occurrence of the condensed water is prevented, and the service life of the vehicle controller 100 is effectively prolonged.

In one embodiment, the wire connection port set includes: the power line interface 13 and the phase line interface 14 are arranged on the same side of the shell 5 at intervals, and the power line interface 13 and the phase line interface 14 are arranged on the same side of the shell. The waterproof connector set 11 includes a first connector 15 and a second connector 16, the first connector 15 is installed at the power line interface 13, and the second connector 16 is installed at the phase line interface 14. It is understood that the first connector 15 and the second connector 16 are both formed with through holes communicating with the inside of the housing 5; the first joint 15 and the second joint 16 can be detachably connected with the housing 5 in different manners such as screwing, clamping and the like to form an integral structure.

In addition, the terminal group comprises a power line post 17 and a phase line post 18, the power line post 17 is arranged corresponding to the power line interface 13, the phase line post 18 is arranged corresponding to the phase line interface 14, and the end parts of the power line post 17 and the phase line post 18 on the same side are vertically connected to one side of the driving plate 3 facing the control plate 4. In order to avoid interference of a strong electric signal introduced by the power line post 17 on a signal at the phase post 18, a large fixed distance is left between the phase post 18 and the power line post 17, such as: the power supply post 17 and the phase post 18 are respectively located at two opposite side positions of the driving board 3.

In one embodiment, the driving board 3 and the control board 4 are electrically connected through the phase wire column 18. A first opening 19 is formed on the control panel 4, one end part of the phase line column 18 is vertically connected to the drive plate 3, and the other end part of the phase line column passes through the first opening 19 and is arranged corresponding to the corresponding phase line interface 14; in addition, a first convex part 20 is formed on the circumferential side surface of the phase leg 18 near one end of the driving plate 3, the driving plate 3 and the control board 4 are electrically connected through the first convex part 20, and the first convex part 20 is located between the driving plate 3 and the control board 4.

In one embodiment, the circuit board assembly 2 further includes a capacitor plate 21, the capacitor plate 21 and the driving plate 3 are arranged in parallel and spaced, and the capacitor plate 21 is formed with a second opening 22; one end of the power cord 17 close to the driving board 3 is electrically connected to the side of the driving board 3 facing the capacitor plate 21, and the other end passes through the second opening 22 and is disposed corresponding to the corresponding power cord interface 13, so that the driving board 3 and the capacitor plate 21 can be electrically connected through the power cord 17.

Preferably, a second protrusion 23 is formed on a circumferential side surface of the power cord 17 near one end of the drive plate 3, the second protrusion 23 is located between the drive plate 3 and the capacitor plate 21, and the drive plate 3 and the capacitor plate 21 are electrically connected by the second protrusion 23.

It should be noted that, in the above embodiment, the number of the power posts 17 and the power line interfaces 13 is two, the number of the phase posts 18 and the phase line interfaces 14 is three, each power post 17 is arranged in one-to-one correspondence with each power line interface 13, each phase post 18 is arranged in one-to-one correspondence with each phase line interface 14, the number of the first openings 19 is the same as the number of the phase posts 18, and the number of the second openings 22 is the same as the number of the power posts 17.

In one embodiment, in order to avoid damage to drive plate 3 caused by direct connection of external strong electric wires to the lug set, the lug set further includes a conductive strip set for conduction, the conductive strip set includes first conductive strips 24 and second conductive strips 25, the number of first conductive strips 24 is the same as that of power supply posts 17, and the number of second conductive strips 25 is the same as that of phase posts 18; one end of the first conductive strip 24 is connected to the power cord post 17, and the other end is arranged corresponding to the power cord interface 13 and electrically connected to a strong power cord penetrating into the power cord interface 13; one end of the second conductive strip 25 is connected to the phase post 18, and the other end is disposed corresponding to the phase line interface 14 and connected to a strong electric wire penetrating into the phase line interface 14.

It will be appreciated that the power conductor 17 is electrically connected to the circuit board assembly 2 at spaced intervals from the non-inverting end of the phase conductor 18, the first conductive strip 24 is connected to the end of the power conductor 17 remote from the circuit board assembly 2 and the second conductive strip 25 is connected to the end of the phase conductor 18 remote from the circuit board assembly 2.

It should be noted that the first conductive strips 24 and the second conductive strips 25 are made of red copper.

In one embodiment, when an external strong electric wire is inserted into the housing 5, in order to avoid that an external object falls into the housing 5 to affect the operation of the vehicle controller 100, the terminal set further includes an insulating isolation plate 26, an end of the phase post 18 away from the driving board 3 is inserted through the insulating isolation plate 26, and the insulating isolation plate 26 is located on a side of the control board 4 opposite to the driving board 3; the side of the insulating partition plate 26 facing away from the control board 4 is formed with: first channel 27 and second channel 28 that are distributed at a distance from each other, the end of first conducting strip 24 that is far away from power cord 17 is disposed in first channel 27, first channel 27 is disposed corresponding to power cord interface 13, second conducting strip 25 is disposed in second channel 28, and second channel 28 is disposed corresponding to phase cord interface 14. It will be appreciated that the first channel 27 and the second channel 28 each open on the side of the insulating partition 26 facing the second conductive strip 25.

In one embodiment, in order to enrich the connection mode of the electric vehicle control and the external equipment, a connector 29 is arranged on the side of the control board 4 opposite to the drive board 3, and the connector 29 at least partially penetrates out of the control box 1, namely: the control box 1 is provided with a socket 30 corresponding to the connector 29, and one end of the connector 29 far away from the control board 4 can penetrate into and penetrate out of the socket 30 so as to be electrically connected with external equipment.

Note that the circumferential side surface of the connector 29 is connected to the inside of the socket 30. In addition, a third sealing ring (not shown) is disposed at the position where the connector 29 is connected to the inner wall of the socket 30, that is: the shell 5 is provided with a socket 30 for the plug-in 29 to pass through, the socket 30 corresponds to the plug-in 29, and the socket 30 is seamlessly attached to the circumferential side surface of the plug-in 29 through a third sealing ring, so that the sealing performance between the plug-in 29 and the inner wall of the socket 30 is effectively improved, and the waterproof effect is improved.

In one embodiment, in order to improve the heat dissipation performance of the vehicle controller 100, the vehicle controller 100 is further provided with a heat dissipation mechanism for reducing the internal temperature of the control box 1, wherein a heat absorption mechanism of the heat dissipation mechanism is disposed on the outer surface of the control box 1, and the heat absorption mechanism is used for absorbing heat of the control box 1, so as to achieve the effect of reducing the internal temperature of the control box 1 on the basis of reducing the temperature of the control box 1, thereby preventing the circuit board assembly 2 from being damaged due to excessive heat dissipation during operation.

This heat absorption mechanism includes: the cooling member 31, the cooling member 31 is disposed on a side of the heat dissipation base 6 opposite to the circuit board assembly 2 and the housing 5, a cooling channel (not shown) is formed inside the cooling member 31, the cooling channel is filled with a cooling medium, and the cooling medium absorbs heat of the control box 1 to reduce the temperature inside the control box 1 on the basis of cooling the control box 1.

The refrigerant may be cold water, liquid dry ice, or the like.

In one embodiment, the cooling member 31 is provided with a cooling inlet 32 and a cooling outlet (not shown), both the cooling inlet 32 and the cooling outlet are communicated with the cooling channel, a cooling medium (e.g., cold water) can flow into the cooling channel through the cooling inlet 32, and at this time, the flowing cooling medium can cool the heat dissipation base 6; the cooling medium (such as cold water) of the cooling channel can flow out from the cooling outlet. It will be appreciated that the external cooling device, the cooling inlet 32, the cooling passage and the cooling outlet may form a cooling circuit therebetween.

Based on the vehicle controller 100 that provides in the above-mentioned embodiment, it is corresponding in the embodiment of the utility model provides an electric vehicle with this vehicle controller 100 is still provided, this electric vehicle's simple structure, and spatial distribution is reasonable, has better suitability.

The installation process of the vehicle controller 100 provided in the above embodiment can be detailed as follows:

the strong electric connection penetrating into the power line interface 13 is electrically connected to one end of the first conductive strip 24 far away from the power line post 17, and the other end of the first conductive strip 24 is connected to the power line post 17; the strong electrical connection to phase interface 14 is made at the end of second conducting strip 25 remote from phase post 18, while the other end of second conducting strip 25 is connected to power post 17. It will be appreciated that the external motor, the power line leading to the power line interface 13, the first bus bar 24, the power post 17, the driving board 3, the capacitor board 21, the control board 4, the phase post 18, the second bus bar 25 and the power line leading to the phase interface 14 form a complete power circuit therebetween.

The vehicle controller 100 and the electric vehicle provided in the above-mentioned embodiment set up the insulating barrier 26 on the phase conductor 18, the positions where the first conductive strip 24 and the second conductive strip 25 are connected with the external strong electric wire are both located on the same side of the insulating barrier 26, which can effectively avoid that the normal operation of the vehicle controller 100 is affected by the fact that the external substances (such as dust, etc.) fall into the control box 1 during the installation process, and can also avoid damaging the circuit board assembly 2 due to the fact that the external substances enter the circuit board assembly 2 by mistake, and the safety is high and the applicability is strong.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims (10)

1. A vehicle controller, characterized by comprising: the phase wire column is arranged on the insulating isolation plate in a penetrating mode, and the second bus bar is connected to one end portion of the phase wire column; the power cord post with the phase line post looks interval sets up, the one end of first busbar connect in the tip of power cord post, the other end is located the insulation barrier panel towards one side of second busbar.

2. The vehicle controller of claim 1, wherein a side of the dielectric spacer facing the second conductive strip is formed with a first channel and a second channel, an end of the first conductive strip away from the power cord is disposed in the first channel, and the second conductive strip is disposed in the second channel.

3. The vehicle controller according to claim 2, characterized by further comprising: the power supply wire column, the first conductive strip, the phase wire column, the second conductive strip and the insulating isolation plate are all arranged in the control box; the control box is provided with a power line interface and a phase line interface, the power line interface is arranged corresponding to the first channel, and the phase line interface is arranged corresponding to the second channel.

4. The vehicle controller of claim 3, wherein the power cord interface is provided with a first connector, the first connector communicating with an interior of the control box; and/or the phase line interface is provided with a second joint which is communicated with the inside of the control box.

5. The vehicle controller of claim 3 or 4, wherein a circuit board assembly is mounted in the control box, and the power cord post is electrically connected to the circuit board assembly with a non-ending end of the phase cord post.

6. The vehicle controller of claim 5, wherein the circuit board assembly comprises: the driving board and the control board are arranged in parallel at intervals, and the control board is electrically connected with the driving board through the phase wire column; the capacitor plate and the driving plate are arranged in parallel at intervals, and the capacitor plate is electrically connected with the driving plate through the power cord post.

7. The vehicle controller according to claim 6, wherein a circumferential side surface of the phase wire column near one end of the drive plate is formed with a first protrusion, the drive plate and the control board are electrically connected by the first protrusion, and the first protrusion is located between the drive plate and the control board;

and/or a second convex part is formed on the circumferential side surface of one end, close to the driving plate, of the power wire post, the capacitor plate is electrically connected with the driving plate through the second convex part, and the second convex part is located between the driving plate and the capacitor plate.

8. The vehicle control of claim 6, wherein a connector is provided on a side of said control panel facing away from said drive plate, said connector extending through said control box.

9. The vehicle controller according to claim 8, wherein the control box is provided with a socket, the socket is arranged corresponding to the connector, one end of the connector, which is far away from the control board, is arranged at the socket, and the circumferential side surface of the connector is connected with the inner wall of the socket.

10. An electric vehicle characterized by comprising the vehicle controller of any one of claims 1 to 9.

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