CN112600364A - Driving assembly and vehicle that radially are qualified for next round of competitions and connect - Google Patents

Abstract

The invention provides a driving assembly and a vehicle with radial outgoing line connection.A motor shell of the driving assembly is provided with a shell seat at the other end opposite to the axial output end of a stator, the shell seat is provided with a line concentration cavity, the shell seat is provided with a slot in a penetrating way along the radial direction, the slot is communicated with the line concentration cavity, a motor control device is positioned at the radial side of the motor, the bottom wall of a shell of the motor control device is provided with a wiring hole, a circuit device comprises a three-phase electrode connecting assembly, the connecting assembly comprises a connecting seat body and an electric connecting assembly, the electric connecting assembly penetrates through the connecting seat body, the connecting seat body penetrates through the slot and the wiring hole, an electric control connecting end is positioned in the shell and is electrically connected with the. The radial arrangement and the radial wiring of the motor control device are realized, so that the radial size of the drive assembly is reduced, the occupied space is effectively reduced, the space utilization rate is improved, and the high integration of the drive assembly is realized.

Description

Driving assembly and vehicle that radially are qualified for next round of competitions and connect

Technical Field

The invention relates to the field of new energy equipment, in particular to a radial outgoing line connection driving assembly and a vehicle.

Background

The new energy vehicle has the characteristics of environmental protection, small pollution and the like because the new energy vehicle does not burn gasoline or diesel oil to generate power, and under the powerful popularization and application of new energy power generation such as hydroenergy, wind energy, solar energy, nuclear energy and the like, a plurality of new energy vehicles are gradually popularized and applied, such as new energy electric cars, new energy electric coaches, new energy electric trucks, new energy electric cleaning vehicles, new energy electric rail vehicles, new energy electric flying vehicles, new energy electric shipping vehicles and the like.

The new energy vehicle is generally provided with a battery, a motor control device, a motor and a power generation device, wherein a power tube in the motor control device receives direct current output by the battery, inverts the direct current into alternating current and outputs the alternating current to the motor, and then the motor outputs rotary driving force to drive the power generation device such as wheels, blades and the like to drive the vehicle to move.

And along with vehicle to the integration of drive assembly motor and motor control device promptly, it needs further optimize and reduce drive assembly or motor control device's occupation space, thereby vacate more spaces and supply to take the space, use such as battery space, when motor and motor control device are integrated, need consider wiring structure between motor and the motor control device, walk line overall arrangement and structural layout, the thickness that needs control motor control device and the radial dimension of drive assembly, also need cooperate many circuit device's reasonable arrangement, thereby still need improve the anti-seismic performance of device in addition and improve the operating stability of equipment, just so can comprehensively realize the high-efficient integration of drive assembly.

Disclosure of Invention

A first object of the present invention is to provide a drive assembly for radial outlet connection.

A second object of the invention is to provide a vehicle having a drive assembly as described above.

In order to achieve the first object of the invention, the invention provides a driving assembly with radial outgoing line connection, which comprises a motor, a motor control device and a connecting assembly, wherein the motor comprises a motor shell, a stator and a rotor, the stator and the rotor are arranged in the motor shell, the rotor is positioned in the stator and rotates, the motor shell is provided with a shell base at the other end opposite to the axial output end of the stator, the shell base is provided with a line concentration cavity, the shell base is radially provided with a slot in a penetrating way, the slot is communicated with the line concentration cavity, the motor control device is positioned at the radial side of the motor, the motor control device comprises a shell and a circuit device, the shell is fixedly connected with the motor shell, the circuit device is arranged in the shell, the bottom wall of the shell is provided with a wiring hole, the circuit device comprises a three-phase electrode connecting assembly, the connecting assembly comprises a connecting base body and an electric connecting assembly, the connection base body penetrates through the slot and the wiring hole, the electric control connection end is located in the shell and electrically connected with the three-phase electrode connection assembly, and the motor connection end is located in the wiring cavity and electrically connected with the stator.

According to the scheme, the shell seat is arranged at the rear end of the motor in the axial direction, the slots are formed in the radial direction, the motor control device is located on the radial side of the motor, the wiring hole is formed in the bottom wall of the shell, the connection seat body penetrates through the slots and the wiring hole, the electric connection assembly is connected between the three-phase electrode connection assembly and the stator electric connection assembly, then the radial arrangement and the radial wiring of the motor control device are achieved, the radial size of the driving assembly is reduced, the occupied space is effectively reduced, the space utilization rate is improved, and the high integration of the driving assembly is achieved.

The shell seat is provided with a wire concentration seat in the wire concentration cavity, the wire concentration seat is electrically connected with the stator, and the motor connecting end is electrically connected with the wire concentration seat.

From the above, the hub is used for connecting the winding of the stator, and then the motor connecting end can be conveniently connected with the hub.

The electric connection assembly comprises three single-phase connecting pieces and a signal connecting piece, and the three single-phase connecting pieces and the signal connecting piece penetrate through the connection base body.

The shell seat is provided with a baffle plate in the wire concentration cavity, and the baffle plate is positioned between the motor connecting end of the single-phase connecting piece and the motor connecting end of the signal connecting piece.

It can be seen from above that three single-phase connection pieces are used for providing drive energy, and signal connection spare can be to the running state real time monitoring of motor, and can improve the isolation through the baffle and avoid signal interference.

The connection seat body is further provided with a buckle which is clamped with the slot.

In a further aspect, the connection housing and the electrical connection assembly are connected by injection molding.

Therefore, the connecting seat body is stably installed in the groove through the buckle, and the tight fit between the connecting seat body and the electric connecting assembly is improved through the injection molding process, so that the tightness of the connecting structure is improved.

According to a further scheme, the three-phase electrode connecting assembly comprises a connecting support and three single-phase electrode plates, the connecting support is arranged on the outer side of the wiring hole, the three single-phase electrode plates penetrate through the connecting support, and the single-phase electrode plates are electrically connected with the electric control connecting end.

According to a further scheme, the motor control device further comprises a magnetic ring, the magnetic ring is arranged on the connecting support, and the magnetic ring is located on the periphery of the single-phase electrode slice.

According to a further scheme, the motor control device further comprises a Hall current sensor, the Hall current sensor is arranged on the connecting support, and the single-phase electrode plate penetrates through the Hall current sensor.

Therefore, electromagnetic interference is reduced through arrangement of the magnetic rings, and the Hall current sensor can monitor output current in real time.

In order to achieve the second object of the present invention, the present invention provides a vehicle including the drive assembly according to the above aspect.

Drawings

FIG. 1 is a block diagram of an embodiment of the drive assembly of the present invention.

Fig. 2 is a block diagram of an embodiment of the drive assembly of the present invention from another perspective.

Fig. 3 is an exploded view of an embodiment of the drive assembly of the present invention.

FIG. 4 is a block diagram of a motor control device in an embodiment of a drive assembly of the present invention from a bottom perspective.

Fig. 5 is an exploded view of a motor control device in an embodiment of the drive assembly of the present invention.

Fig. 6 is a structural view of the motor control device in the embodiment of the drive assembly of the present invention with a housing omitted.

Fig. 7 is an exploded view of the motor control device of the embodiment of the drive assembly of the present invention with the housing omitted.

FIG. 8 is an exploded view of a capacitor module in an embodiment of a drive assembly of the present invention.

FIG. 9 is a block diagram of an electrode connection mount in an embodiment of the drive assembly of the present invention.

Fig. 10 is an exploded view of an electrode mount in an embodiment of a drive assembly of the present invention.

FIG. 11 is a partial cross-sectional view of an electrode wire holder at a half-ring groove in an embodiment of a drive assembly of the present invention.

Fig. 12 is a structural view of the motor control device in the embodiment of the drive assembly of the present invention, with the cover and the base plate omitted.

Fig. 13 is an exploded view of a circuit arrangement in an embodiment of the drive assembly of the present invention.

Fig. 14 is an exploded view of another state of the circuit arrangement in an embodiment of the drive assembly of the present invention.

Fig. 15 is a cross-sectional view of a circuit arrangement in an embodiment of a drive assembly of the present invention.

FIG. 16 is a block diagram of an embodiment of the drive assembly of the present invention at the housing mount.

Fig. 17 is an exploded view of an embodiment of the drive assembly of the present invention in relation to a linkage assembly.

FIG. 18 is a cross-sectional view of a coupling assembly in an embodiment of a drive assembly of the present invention.

FIG. 19 is a cross-sectional view of a cooling bridge in an embodiment of a drive assembly of the present invention.

FIG. 20 is a block diagram of an embodiment of the drive assembly of the present invention positioned at a viewing angle of the control interface housing.

The invention is further explained with reference to the drawings and the embodiments.

Detailed Description

Drive assembly embodiment:

referring to fig. 1 to 3, the drive assembly includes a motor 2 and a motor control device 1, and the motor control device 1 is mounted on a radial side of a motor case 21 of the motor 2. Referring to fig. 4 to 7, the motor control device 1 includes a housing, a capacitor module 3, an electrode wire holder 4, a circuit device 5, and a control board 7, the housing includes a control case 111, a control cover 112, and a connection cover 113, the control case 111 encloses a housing cavity, the control cover 112 and the connection cover 113 cover the control case 111, and the capacitor module 3, the electrode wire holder 4, the circuit device 5, and the control board 7 are disposed in the housing cavity.

Referring to fig. 8 and with reference to fig. 15, the capacitor module 3 includes a housing 31 and a plurality of capacitor modules, the housing 31 is disposed in a bottom-barrel shape, an avoiding groove 313 is disposed on an outer wall of the housing 31, two or more partition plates 311 are disposed in the housing 31, a placing cavity 312 is formed by an inner wall of the housing 31 and the partition plates 311, the partition plates 311 and the placing cavities 312 are arranged along the second transverse direction Y, and one capacitor module is placed in one placing cavity 312.

The capacitor module comprises a plurality of capacitors 32, two electrode connecting sheets 34 and a connecting frame 33, the connecting frame 33 is provided with a first mounting groove 331 and a second mounting groove 332 at two sides of a first transverse X, the connecting frame 33 is provided with a third mounting groove 333 at one side of a longitudinal Z of the first mounting groove 331 and the second mounting groove 332, the connecting frame 33 is provided with a plurality of hollowed holes 334, the connecting frame 33 is provided with a plurality of positioning convex edges at the first mounting groove 331, the second mounting groove 332 and the third mounting groove 333 respectively, the first mounting groove 331, the second mounting groove 332 and the third mounting groove 333 are provided with the capacitors 32 respectively, and the positioning convex edges are located at two sides of the capacitors and used for limiting and matching the capacitors.

The two electrode connecting sheets 34 are connected with the connecting frame 33 through injection molding, the two electrode connecting sheets 34 are respectively positioned on two sides of a second transverse direction Y of the connecting frame 33, a first connecting end 341 connected with the capacitor 32 is arranged at a first installing groove 331 of the electrode connecting sheet 34, a second connecting end 342 connected with the capacitor 32 is arranged at a second installing groove 332 of the electrode connecting sheet 34, a third connecting end 343 connected with the capacitor 32 is arranged at the third installing groove 333 of the electrode connecting sheet 34, a fourth connecting end 344 is arranged on one side of the electrode connecting sheet 34, which is opposite to the third installing groove 333 in the longitudinal direction Z, of the electrode connecting sheet 34, the fourth connecting end 344 is welded with the substrate as a welding end, the electrode connecting sheet 34 on one side is used as an anode connecting sheet, and the electrode connecting sheet 34 on the other.

Place placing the chamber 312 at electric capacity module after, dodge groove 313 and be close to the position department of second mounting groove 332 and third mounting groove 333, then realize dodging the design, and the installation direction of first mounting groove 331 is on a parallel with the installation direction of second mounting groove 332, the installation direction perpendicular to third mounting groove 333's of first mounting groove 331 installation direction, the electric capacity of first mounting groove 331 is vertical installation promptly, the electric capacity of second mounting groove 333 is horizontal installation, and the intussuseption of shell cover 31 is filled with the casting glue, the casting glue parcel electric capacity module. Shell cover 31 is provided with the opening, and the tip of fourth link 344 stretches out with the opening, makes then the pouring sealant not wrap up the tip of fourth link 344, and then does not influence fourth link 344 and base plate welding.

Referring to fig. 9 to 11, the electrode connection base 4 includes a base body 41, at least two electrode connection sheets 42 and a filter circuit module 43, the base body 41 is provided with a wiring bottom wall and a wiring cavity wall, the wiring bottom wall and the wiring cavity wall enclose a wiring cavity 411, the wiring cavity 411 is provided with an operation opening at one longitudinal side opposite to the wiring bottom wall, the wiring cavity wall is transversely provided with two wiring holes 412 in a penetrating manner, the two wiring holes 412 are transversely arranged side by side, and the wiring holes 412 are communicated with the wiring cavity 411.

The two electrode connecting sheets 42 can be used as the electrode connecting sheets of the anode and the cathode respectively, the two electrode connecting sheets 42 penetrate through the wall of the wiring cavity, the electrode connecting sheets 42 are provided with internal connecting parts 422 in the wiring cavity 411, the electrode connecting sheets 42 are provided with external connecting parts 421 outside the wiring cavity 411, and the seat body 41 is connected with the electrode connecting sheets 42 through injection molding.

The base body 41 is provided with a partition wall 413 in the wiring chamber 411, the partition wall 413 is positioned between the two inner connection portions 422, the top of the partition wall 413 is provided with a trigger 45, and the trigger 45 is positioned at an operation opening of the electrode wiring base 4.

The filter circuit module 43 includes a substrate 431, a fixing plate 434 and two capacitors 433, a filter circuit is disposed on the substrate 431, the capacitors 433 are welded on the substrate 431, two positioning slots 432 are disposed on the substrate 431, the two capacitors 433 and the two positioning slots 432 are arranged in a staggered manner, the fixing plate 434 is arranged in an arch shape and connected with the substrate 431, and the fixing plate 434 is located above the positioning slots 432 and located between the two capacitors 433.

Be provided with two reference column 441 and two fixed column 442 on the outer diapire of wiring diapire, a fixed column 442 is located radial one side of a reference column 441, base plate 431 is provided with the spacing cooperation of constant head tank 432 with reference column 441, electric capacity 433 is located one side of reference column 441, and middle part electric capacity 433 is located between two reference columns 441, stationary blade 434 is connected fixedly with fixed column 442, electrode connection piece 42 still is provided with leg 423 in outer junction portion 421 one side, leg 423 and base plate 431 welding, the wiring end of trigger 45 is located the outer diapire of wiring, the wiring end and the base plate of trigger 45 are connected. The end of the positioning post 441 is provided with a positioning hole 443, and the fixing post 442 is provided with a fixing hole in a penetrating manner.

The housing body 41 is provided with ring grooves 414 at the peripheries of the two wiring holes 412, the ring grooves 414 are arranged in a kidney-shaped circle, at the periphery of one of the wiring holes 412, the bottom wall of the ring groove 414 is provided with a half ring groove 415, the half ring groove 415 is positioned at the periphery of the wiring hole 412, the magnetic ring 46 is arranged in the ring groove 414, the current sensor (not shown) is arranged in the half ring groove 415, the current sensor is positioned at the inner side of the magnetic ring 46, the housing body 41 is provided with a wiring hole 416 at the bottom of the half ring groove 415, and the wiring hole 416 is used for arranging a terminal of the.

Referring to fig. 5, 12 and 18, the control housing 111 is provided with two wiring holes 121 arranged side by side on the side wall 103, a shielding ring 122, a sealing ring 123 and a cover 124 are arranged in each of the holes 121, the electrode wire holder 4 is arranged in the control housing 111 and close to the wiring hole 121, the wiring hole 121 is opposite to and in conjunction with the wiring hole 412, the fixing post 442 is fixedly connected with the bottom wall of the control housing 111 by a screw, and the positioning post 444 of the bottom wall of the control housing 111 is in limit fit with the positioning hole 443. When the connection cover 113 covers the wiring cavity 411, the wiring cavity 411 forms a relatively closed space which is isolated from the chamber surrounded by the control shell 111, and the connection cover 113 is adjacent to the trigger 45, so that a corresponding covering signal can be triggered. The positive and negative terminals of the battery can be inserted into the wiring holes 121 and extend into the wiring cavities 411, and are respectively connected with the internal connection parts 422.

Referring to fig. 12 to 15, the motor control device further includes a circuit device, a first cover 57, and a second cover 58 disposed in the housing, where the circuit device includes a substrate 511, a positive busbar 512, a negative busbar 513, a capacitor module 3 electrode connection socket 4, and a device assembly, where the device assembly includes five electrode connection pieces 53, three cooling bridges 54, a plurality of power tubes 561, a heat conduction piece 562, and three pressing pieces 55. The base plate 511, the positive busbar 512 and the negative busbar 513 are sequentially arranged in a laminated manner, the positive busbar 512 and the negative busbar 513 are metal conductive busbars, pins and avoidance holes are respectively arranged on the positive busbar 512 and the negative busbar 51, the pins of the negative busbar 51 penetrate through the avoidance holes of the positive busbar 512 to be welded with the base plate 511, and the pins of the positive busbar 512 are welded with the base plate 511.

Five electrode connection pieces 53 are regarded as positive pole connection piece respectively, the negative pole connection piece, U looks connection piece, V looks connection piece and W looks connection piece use, positive pole connection piece and negative pole connection piece are located the edge and adjacent arrangement, U looks connection piece, V looks connection piece and W looks connection piece then evenly distributed, electrode connection piece 53 is transversely provided with link 533, electrode connection piece 53 vertically is provided with a plurality of welding pins 531, the welding stiff end is located welding pin 531, be provided with second joint portion 532 between a plurality of welding pins 531, second joint portion 532 adopts the draw-in groove to arrange. The pins of the electrode connecting sheet 53 are welded to the substrate 511 after passing through the corresponding avoiding holes, respectively.

Referring to fig. 14 and 19, the cooling bridge 54 is provided with a cooling channel 541 inside along the first horizontal direction Y, the cooling channel 541 is provided with cooling interfaces 542 at two ends of the first horizontal direction Y, the cooling bridge 54 is provided with heat-conducting outer walls 545 at two ends of the second horizontal direction X, the heat-conducting outer walls 545 are arranged in a plane, the heat-conducting outer walls 545 extend along the first horizontal direction Y, the cooling bridge 54 is provided with longitudinal end walls 546, 547 at two ends of the vertical direction X, the power tube 561 is adjacent to the heat-conducting outer walls 545, and the heat-conducting fins 562 can be adjacent between the power tube 561 and the heat-conducting outer walls 545. While in the vertical direction, the cooling interface 542 is located between the two longitudinal end walls 546, 547. Cooling bridge 54 is provided with mounting hole 543 and positioning hole 544 on the side of cooling port 542, and positioning hole 544 is located on the side of mounting hole 543. Three positioning posts 548 are provided on longitudinal end wall 546, and positioning posts 548 and cooling interface 542 are located on the same vertical side. The cooling bridge 54 is fixedly provided with connecting pieces 549 at two ends of the first horizontal direction Y, the connecting pieces 549 are provided with connecting pins extending along the vertical direction, and the cooling interfaces 542 and the connecting pins are respectively located at two ends of the vertical direction. The connecting pins of the connecting sheet 549, the pins of the power tube and the welding pins 531 of the electrode connecting sheet 53 respectively penetrate through the positive busbar 512 and the negative busbar 51 and then are welded with the substrate 511, an insulating plate 515 is arranged between the electrode connecting sheet 53 and the negative busbar 51, and an insulating plate 514 is arranged between the positive busbar 512 and the negative busbar 51.

Referring to fig. 5, two mounting steps 114 are arranged in the control shell 111 of the housing, a mounting groove is formed between the two mounting steps 114, a connection port 115 is formed in the mounting steps 114 in a penetrating manner, the mounting steps 114 are further provided with a connection hole 116 and a positioning column 117, after the cooling bridge 54 is mounted between the mounting steps 114, a cooling port 542 is mounted on one mounting step 114 and communicated with one connection port 115, the mounting hole 543 and the connection hole 116 are fixedly connected through screws, the positioning column 117 is in limit fit with the positioning hole 544, and the longitudinal end wall 547 is located between the two mounting steps 114. The control case 111 is provided at a rear side of the mounting step 114 with a mounting groove for connection with a cooling flow passage of the motor.

The pressing member 55 includes a connection base 551, a plurality of pressing portions 553, and a plurality of connection portions 555, the connection base 551 is sheet-shaped and extends along the first horizontal direction Y, the plurality of pressing portions 553 are respectively connected to two sides of the connection base 551 along the second horizontal direction X and are arranged oppositely, the plurality of pressing portions 553 on the same side are arranged along the first horizontal direction Y, a groove 554 is provided between two adjacent pressing portions 553 on the same side, the first horizontal direction Y is perpendicular to the second horizontal direction X, one connection portion 555 is connected between two adjacent pressing portions 553 on the same side, the connection portion 555 is close to a free end of the pressing portions 553, the connection portion 555 is arranged in a strip shape, the connection portion 555 is connected between two pressing portions 553 along the first horizontal direction Y, a fixed end of the pressing portion 553 is connected with the connection base 551, a free end of the pressing portion 553 is provided with an abutting arc surface, the connection base 551 is provided with a plurality of positioning holes 552, the plurality of positioning holes 552 are arranged in the first horizontal direction Y, and the integrated press-holding member 55 is press-cut to form the connection base 551, the press-holding portion 553, the positioning holes 552, and the connection portion 55.

When the power tube 561 and the cooling bridge 55 are clamped by the pressing piece 55, the claw part of a specific expander extends into the groove body 554 and abuts against the connecting part 555, then the expander expands the connecting part 555 and the pressing part 553 outwards and clamps the power tube 561 at two sides on the outer side of the power tube 561 at two sides, so that the power tube 561 at two sides and the cooling bridge 55 located between the power tube 561 at two sides are tightly matched, then the expander is removed, and the positioning hole 552 and the positioning column 548 are matched and positioned. A cooling bridge 54, a plurality of power tubes 561 and a holding member 55 constitute a power device module, and one power device module is provided between adjacent two of the U-phase connection piece, the V-phase connection piece and the W-phase connection piece.

Referring to fig. 14 and 15, the first cover 57 is located on one side close to the substrate 511, the first cover 57 is provided with an accommodating groove, the substrate 511, the positive busbar 512, the negative busbar 513 and the welding point of the device are all located in the accommodating groove, the accommodating groove is filled with a pouring sealant, and the pouring sealant surrounds the welding fixed end of the device.

The second cover 58 is located on the other side of the substrate 511 opposite to the first cover 57, the second cover 58 has a substrate, the second cover 58 has five first limiting grooves 581 on the substrate, and the substrate has a second limiting groove 584 in the middle, the first limiting grooves 581 and the second limiting groove 584 are arranged along the second transverse direction Y, the second limiting groove 584 is located between the two first limiting grooves 581 in the middle, the first limiting grooves 581 and the second limiting groove 584 extend along the first transverse direction X, when the second cover 58 covers the free end of the device assembly, one electrode connecting sheet 53 is located in one first limiting groove 581, and the two sides of the first limiting groove 581 are respectively provided with side walls 582, the side walls 582 are located on the two sides of the electrode connecting sheet 53, first clamping portions 532 are arranged between the welding pins 531, the first clamping portions 532 are arranged in clamping grooves, the two side walls 582 are provided with second clamping portions 583, the second clamping portions 583 are arranged in clamping grooves, and two second joint portions 583 are arranged oppositely, and the second joint portions 583 are clamped with the first joint portions 532.

A power device module is located in a second limiting groove 584, two side walls 582 of the second limiting groove 584 are respectively provided with a butting block 586, the butting block 586 is located at the joint between the side wall 582 of the second limiting groove 584 and the bottom wall of the second limiting groove 584, the butting block 586 is further provided with a plurality of positioning ribs 587, the plurality of positioning ribs 587 are arranged along the second transverse Y, the butting block 586 abuts against the pressing member, and the positioning ribs 587 are located in the groove body 554 in a limiting fit mode.

In addition, the cooling port 542 of the cooling bridge 54 far from the connecting end 533 is exposed to the second cover 58, and a hollow-out portion 585 is disposed on the second cover 58 at the cooling port 542 of the cooling bridge 54 near the connecting end 533, where the cooling port 542 is located at the hollow-out portion 585.

Referring to fig. 16 to 20, the motor includes a motor casing 21, a stator 201 and a rotor 202, the stator 201 and the rotor 202 are both disposed in the motor casing 21, the rotor 202 rotates in the stator 201, the motor casing 21 is provided with a casing base 22 on the other end opposite to the axial output end of the stator 201, the casing base 22 is provided with a line concentration cavity 221, the line concentration cavity 221 is provided with an opening in the axial direction, a cover 23 covers the opening so that the line concentration cavity 221 is relatively closed, the casing base 22 is radially provided with a slot 224 in a penetrating manner, the slot 224 is disposed toward the motor control device 1, the slot 224 is communicated with the line concentration cavity 221, the casing base 22 is also radially provided with a signal slot in a penetrating manner, the signal slot is used for mounting and matching with the signal connector 63, a partition 225 is disposed in the line concentration cavity 221 of the casing base 22, and the partition 225.

The connecting assembly 6 comprises a connecting seat body 61 and an electric connecting assembly, the electric connecting assembly comprises three single-phase connecting pieces 62 and a signal connecting piece 63, the three single-phase connecting pieces 62 and the signal connecting piece 63 all penetrate through the connecting seat body 61, the connecting seat body 61 and the electric connecting assembly are connected through injection molding, a buckle 64 is arranged at the lower end of the connecting seat body 61, after the lower end of the connecting seat body 61 penetrates through a groove 224, the buckle 64 is clamped with the groove 224, the single-phase connecting pieces 62 are respectively provided with an electric control connecting end and a motor connecting end at two ends, the electric control connecting ends are arranged in a bending mode, after the upper end of the connecting seat body 61 penetrates through a wiring hole 118, the electric control connecting ends of the three single-phase connecting pieces 62 are respectively connected with a connecting end 533 of an electrode connecting piece 53, the electrode connecting.

The shell seat 22 is provided with a wire concentration seat 223 in the wire concentration cavity 221, the wire concentration seat 223 is provided with three connecting nuts, the wire concentration seat 223 is electrically connected with the winding of the stator 201, the motor connecting end is electrically connected with the wire concentration seat 223 so as to complete the connection of the electrode connecting sheet 53 and the winding of the stator 201, meanwhile, the partition plate 225 is positioned between the motor connecting end of the single-phase connecting sheet 62 and the motor connecting end of the signal connecting piece 63, and the control signal or the feedback signal of the motor is output to the motor control device through the connecting signal connecting piece 63.

The motor control device further comprises a connecting bracket 64, the connecting bracket 64 and three single-phase electrode plates form a three-phase electrode connecting assembly, the connecting bracket 64 is arranged at the outer side of the wiring hole 118 and the signal wiring hole 119 and also surrounds the inner side of the side wall 102, the connecting bracket 64 is provided with three through holes, the connecting end 533 penetrates through the through holes, an annular groove 641 is formed in the outer sides of the three connecting ends 533, a magnetic ring (not shown) is arranged in the annular groove 641, a circuit board 642 is arranged on the connecting support 64 on the opposite side of the annular groove 641, three through holes are also formed in the circuit board 642, the connecting ends 533 penetrate through the through holes, a mounting position 643 is formed in the periphery of the connecting ends 533 of the circuit board 642, the mounting position 643 is used for mounting a hall current sensor (not shown), the hall current sensor is welded on the signal board 642, and the single-phase electrode plate penetrates through the hall current sensor, the circuit board 642 and the connecting.

The control board 7 is arranged on the second cover 58, the second cover 58 is arranged between the control board 7 and the circuit device, the control board 7 is fixedly connected with a connecting post 587 of the second cover 58, the control board 7 is provided with a control circuit and a control interface seat 71, the second cover 58 is provided with a first avoiding groove 588, the control interface seat 71 is arranged in the first avoiding groove 588, other circuit devices on the control board 7 are arranged on the other side opposite to the second cover 58, the first cover 57 is provided with a second avoiding groove 571, the positions of the first avoiding groove 588 and the second avoiding groove 571 correspond to each other, then based on the normal projection of the control board 7, the control interface seat 71 is respectively arranged outside the projection of the second cover 58 and the projection of the first cover 57, and the control interface seat 71 is arranged in the projection of the second avoiding groove 571.

The control housing 111 includes a first side wall 101, a second side wall 102 and a third side wall 103 which are adjacently arranged, the first side wall 101 and the third side wall 103 are located on opposite sides, the control socket 71 is close to the first side wall 101, the motor control device is provided with a control wire holder 72 at the first side wall 101, and the control wire holder 72 is close to the control socket 71 and is electrically connected with the control socket 71. The motor control device is provided with a signal connecting seat near the second side wall 102, the signal connecting seat is used for connecting the signal connecting piece 63, the three single-phase electrode plates, the signal connecting seat and the signal plate 642 are near the second side wall 102, and the motor signal connecting seat is electrically connected with the control interface seat 71. The electrode wire holder 4 and the capacitor module 3 are both located at a side close to the third sidewall 103 and at the same side of the substrate 511, the current sensor is close to the third sidewall 103, the wire hole 416 is close to the connection point of the third sidewall 103 of the second sidewall 102, the terminal of the current sensor is installed behind the wire hole 416, so that the current sensor is electrically connected with the circuit board 642, and the circuit board 642 is connected with the control interface holder 71.

Vehicle embodiment:

the vehicle comprises the driving assembly according to the scheme, the driving assembly can be integrated with a transmission or not, and the vehicle can be a new energy electric car, a new energy electric passenger car, a new energy electric truck, a new energy electric cleaning vehicle, a new energy electric rail vehicle, a new energy electric flying vehicle, a new energy electric shipping vehicle and the like.

It is from top to bottom visible, three mounting groove through the connection frame setting is used for the installation and the location to the electric capacity, and the connection of cooperation both sides electrode connection piece, then realize the parallel connection of three electric capacity, thereby effectively improve the electric capacity, and utilize left and right sides to arrange and then realize the stack of electric capacity with the bottom side arrangement, optimize layout structure and make the structure size more compact, the size that is favorable to device equipment further reduces, moreover, through loading the electric capacity module in the clamshell, not only realize the modularization of electric capacity module and arrange, and be favorable to improving device antidetonation and stability. The shell is filled with the pouring sealant, so that the stable connectivity of the capacitor module is improved, and the insulativity and the thermal conductivity are also improved by the pouring sealant. The plurality of hollow holes can be used for heat conduction and can be matched with the permeation of pouring sealant, so that the connection stability and the high-efficiency heat conductivity are improved. The stable support and limit of the capacitor are improved by the positioning convex edge. The electrode connecting sheet and the connecting frame are connected together by using an injection molding process, so that the connection is stable, and the connection and the assembly of the capacitor are facilitated. Seen from the cross section, the capacitors of the first mounting groove and the second mounting groove are arranged longitudinally, the capacitors of the third mounting groove below the first mounting groove and the second mounting groove are arranged transversely, and the capacitors are arranged in an L shape by matching with the grooves, so that the capacitor module is effectively utilized in the transverse direction, and the longitudinal arrangement space is reduced.

In addition, enclose into the wiring chamber through wiring diapire and wiring chamber wall, and two electrode connection pieces pass the wiring chamber wall, make then the wiring chamber possess independent inclosed cavity relatively, when electrode connection base installs motor control device's casing in, make the wiring cavity that is used for the electricity to connect and the cavity mutual isolation of casing to avoid external environment to disturb to being located casing inner circuit device when the wiring, thereby can improve the operating stability of equipment. By using the injection molding process, the integrated seat body has high isolation while the electrical connectivity of the electrode connecting sheet is ensured. Through being provided with the trigger at the operation opening part for can make the trigger output corresponding enabling signal after closing corresponding lid at the lid, detect the correct lid of lid then and close, thereby guarantee the stability of equipment operation. The filter circuit module is arranged on the electrode wire holder and is positioned outside the wiring cavity, and after the electrode connecting sheet is connected with the positive and negative power supplies, the filter circuit module can carry out filtering treatment nearby on the spot, so that the performance of the equipment is further improved. The positioning column not only can be used for being connected with the shell of the motor control device, but also can be used for positioning and installing the filter circuit module. Through the magnetic ring that the periphery set up, reduce electromagnetic interference. The magnetic rings can be arranged on the periphery of the seat body, the half ring grooves can be arranged at the bottoms of the ring grooves, the current sensors are arranged in the half ring grooves, the currents of the input electrodes are detected, and the magnetic rings and the current sensors are arranged in a laminated mode to optimize space arrangement, so that the structural layout of the electrode wire holder is more compact.

Furthermore, by providing the cooling interface between the two longitudinal end walls, the position of the cooling interface is then not disturbed by the longitudinal height arrangement of the cooling bridge. Through the arrangement of the mounting hole, the positioning hole and the positioning column, the cooling bridge is convenient to mount and stably connect on the shell of the motor control device. Because the cooling bridge needs to be abutted to the power tube for heat conduction, the relative position of the cooling bridge and the power tube needs to be accurately maintained, the cooling bridge is fixedly connected with the cooling bridge through the connecting sheet, and the pins for connecting the pins and the power tube are welded with the substrate, so that the accurate and relative fixing of the position is realized.

And, connect the pressure through the connecting portion and hold the portion, then realize that a plurality of pressure hold the portion and can exert roughly the same clamping force to the power tube that is pressed, so can reduce the vertical size that holds the portion to the pressure and also can keep required pressure, and outside expander can conveniently be to utilizing cell body and connecting portion to fix a position, make the pressure hold the portion and strut outwards, then conveniently separate again after the centre gripping is to corresponding position, thereby realize simple and convenient installation and stable high efficiency. The free end of the connecting part close to the pressing and holding part can be conveniently outwards unfolded, and the installation convenience is further improved. The butt cambered surface is used for the surface of devices such as butt and power tube, avoids the encapsulation damage to the device. The pressing piece can be installed and positioned through the positioning hole, and stable connection is kept.

In addition, the first cover body covers one side of the substrate, the pouring sealant is filled for sealing, fixing and conducting heat, the second cover body covers the free end of the device assembly, and the free end is kept fixed. The first limiting groove is used for carrying out clearance fit limiting and fixing on the flaky electrode connecting sheet, and the clamping portion is matched to realize stable connection. The power device module is limited and fixed through the second limiting groove, the pressing and holding piece is abutted and matched through the abutting block, the pressing and holding piece is kept with relatively good clamping force, and then the connection stability of the free end is improved. The control panel is arranged on the second cover body and is matched with a staggered design, so that the control interface seat is positioned outside the projection of the second cover body, the wiring of the control interface seat is not shielded by the second cover body, and the wiring layout of the control circuit is optimized.

Furthermore, set up the shell seat through the axial rear end at the motor to along radially setting up the fluting, and motor control device is located the radial side of motor, the diapire of casing is provided with the wiring hole, utilize and connect the pedestal and pass fluting and wiring hole, make electric connection assembly connect between three-phase electrode coupling assembling and stator electricity are connected, realize motor control device's radial arrangement and radial wiring then, thereby reduce drive assembly's radial dimension, effectively reduce occupation space, improve space utilization, realize drive assembly high integration. The wire collecting seat is used for connecting a winding of the stator, and then the motor connecting end can be conveniently connected with the wire collecting seat. Three single-phase connection pieces are used for providing driving energy, and the signal connection piece can be to the running state real time monitoring of motor, and can improve the isolation through the baffle and avoid signal interference. The buckle makes the connection base stably installed in the slot, and improves the close fit between the connection base and the electric connection component through the injection molding process, thereby improving the tightness of the connection structure. Electromagnetic interference is reduced through arrangement of the magnetic ring, and the Hall current sensor can monitor output current in real time.

And, close in base plate one side through first cover body lid, close the free end of device subassembly with the second cover body lid again, then keep fixed to the free end to set up the control panel on the second cover body, the design of cooperation dislocation makes the control interface seat be located outside the projection of the second cover body, so the wiring of control interface seat is not sheltered from by the second cover body, thereby optimize control circuit's the wiring overall arrangement. Through the design of two dodging the groove for the system interface seat all is located outside the projection of two covers bodies, and it is also convenient and the wiring to optimize the wiring overall arrangement. The control wiring seat, the motor signal connecting seat and the circuit board are respectively arranged on the adjacent three side walls and are sequentially connected by the bridging connection mode, the wiring arrangement is optimized, and redundant wiring is avoided.

Claims (10)

1. A drive assembly for a radial outlet connection, comprising:

the motor comprises a motor shell, a stator and a rotor, wherein the stator and the rotor are arranged in the motor shell, the rotor is positioned in the stator to rotate, the other end, opposite to the axial output end of the stator, of the motor shell is provided with a shell base, the shell base is provided with a line concentration cavity, the shell base is provided with a slot in a penetrating mode along the radial direction, and the slot is communicated with the line concentration cavity;

the motor control device is positioned on the radial side of the motor and comprises a shell and a circuit device, the shell is fixedly connected with the motor shell, the circuit device is arranged in the shell, a wiring hole is formed in the bottom wall of the shell, and the circuit device comprises a three-phase electrode connecting assembly;

coupling assembling, coupling assembling is including connecting pedestal and electric connection component, electric connection component passes connect the pedestal, electric connection component is provided with automatically controlled link and motor link respectively at both ends, connect the pedestal and pass the fluting with the wiring hole, automatically controlled link is located in the casing and with three-phase electrode coupling assembling electricity is connected, the motor link is located the line concentration chamber with the stator electricity is connected.

2. The drive assembly of claim 1, wherein:

the shell seat is provided with a wire concentration seat in the wire concentration cavity, the wire concentration seat is electrically connected with the stator, and the motor connecting end is electrically connected with the wire concentration seat.

3. The drive assembly of claim 1, wherein:

the electric connection assembly comprises three single-phase connecting pieces and signal connecting pieces, and the three single-phase connecting pieces and the signal connecting pieces penetrate through the connecting base body.

4. A drive assembly as claimed in claim 3, wherein:

the shell seat is provided with a partition board in the wire concentration cavity, and the partition board is positioned between the motor connecting end of the single-phase connecting piece and the motor connecting end of the signal connecting piece.

5. The drive assembly of claim 1, wherein:

the connecting seat body is provided with a buckle which is clamped with the slot.

6. The drive assembly of claim 1, wherein:

the connecting seat body is connected with the electric connecting component through injection molding.

7. The drive assembly of any one of claims 1 to 6, wherein:

the three-phase electrode connecting assembly comprises a connecting support and three single-phase electrode plates, the connecting support is arranged on the outer side of the wiring hole, the three single-phase electrode plates penetrate through the connecting support, and the single-phase electrode plates are electrically connected with the electric control connecting end.

8. The drive assembly of claim 7, wherein:

the motor control device further comprises a magnetic ring, the magnetic ring is arranged on the connecting support, and the magnetic ring is located on the periphery of the single-phase electrode slice.

9. The drive assembly of claim 7, wherein:

the motor control device further comprises a Hall current sensor, the Hall current sensor is arranged on the connecting support, and the single-phase electrode plate penetrates through the Hall current sensor.

10. Vehicle, characterized in that it comprises a drive assembly according to any one of the preceding claims 1 to 9.

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