CN219932782U - Efficient clutch device for hybrid electric vehicle - Google Patents
Efficient clutch device for hybrid electric vehicle Download PDFInfo
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- CN219932782U CN219932782U CN202321601325.6U CN202321601325U CN219932782U CN 219932782 U CN219932782 U CN 219932782U CN 202321601325 U CN202321601325 U CN 202321601325U CN 219932782 U CN219932782 U CN 219932782U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 230000006835 compression Effects 0.000 claims description 39
- 238000007906 compression Methods 0.000 claims description 39
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 5
- 238000005265 energy consumption Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
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- Mechanical Operated Clutches (AREA)
Abstract
The utility model belongs to the technical field of clutches, and provides a high-efficiency clutch device for a hybrid electric vehicle, which comprises an inner hub and an outer hub, wherein the inner hub is connected with an engine output shaft, the outer hub is connected with a motor output gear, the outer side surface of the inner hub is provided with a plurality of clamping grooves, the inner side surface of the outer hub is provided with a plurality of first mounting grooves, pawls are movably connected in the first mounting grooves, two ends of each pawl are respectively provided with a first end and a second end, a first elastic piece is used for abutting the first ends in the clamping grooves, so that the inner hub is connected with the outer hub, an execution pin is connected with the second ends of the corresponding pawls, and an electromagnetic actuator is used for driving the execution pin to press the second ends, so that the first ends overcome the elasticity of the first elastic piece to be far away from the clamping grooves, and the connection between the inner hub and the outer hub is disconnected. Compared with the prior art, the utility model has the advantages that: the transmission and disconnection of the engine torque are realized through the connection and disconnection of the inner hub and the outer hub, the wet friction plate clutch is replaced, the dragging torque loss is small, the heat dissipation energy loss is small, and the efficiency is high.
Description
Technical Field
The utility model belongs to the technical field of clutches, and particularly relates to a high-efficiency clutch device for a hybrid electric vehicle.
Background
The common disconnect device of motor shaft and engine shaft in the mixed motor type is the multi-disc wet friction clutch of ordinary open type, under the non-operating condition, owing to there is the clearance between friction disc and the division board, can stir fluid when rotating relatively, produces drag loss, because fluid can bring drag torque loss and heat dissipation energy loss, lead to friction clutch's inefficiency, and friction clutch's friction disc and division board need very big space arrangement in addition, can transmit bigger moment of torsion, but engine compartment installation space is limited, has restricted the transmission of big moment of torsion.
Disclosure of Invention
The utility model aims to provide a high-efficiency clutch device for a hybrid electric vehicle, which realizes the transmission and disconnection of engine torque by connecting and disconnecting an inner hub and an outer hub, replaces a wet friction plate clutch, and has the advantages of small dragging torque loss, small heat dissipation energy loss and high efficiency.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a high-efficient clutch for hybrid vehicle, include: the clutch comprises an inner hub and an outer hub, wherein the inner hub and the outer hub are of circular structures, the inner hub is sleeved on the inner side of the outer hub, the inner hub is connected with an output shaft of an engine, the outer hub is connected with an output gear of the motor, a plurality of clamping grooves are uniformly distributed on the outer peripheral surface of the inner hub at intervals along the circumferential direction, a plurality of first mounting grooves are uniformly distributed on the inner peripheral surface of the outer hub at intervals along the circumferential direction, the first mounting grooves axially penetrate through the outer hub, the positions of the first mounting grooves and the clamping grooves are in one-to-one correspondence, shaft holes are formed in the first mounting grooves, pawls are movably connected in the first mounting grooves, two axial side surfaces of the pawls extend out of the first mounting grooves, two ends in the length direction of the pawls are respectively a first end and a second end, a rotating shaft is formed between the first end and the second end, the rotating shaft is rotationally connected to the shaft holes, the first end and the second end can rotate around the rotating shaft in the first mounting grooves, the first end and the second end axially corresponds to the first hub, and the first end is axially connected with an elastic piece in an elastic piece, and the first end is inserted into the first end of the inner hub, and the elastic piece is connected with the outer hub, and the elastic piece is inserted between the first end and the outer hub;
the compression disc is sleeved on one side of the outer peripheral surface of the outer hub;
the electromagnetic actuator is arranged on one side of the clutch, the electromagnetic actuator is connected with the compression disc, the compression disc is connected with the actuating pin, the actuating pin is movably inserted into the second end of the pawl in the first mounting groove along the axial direction, the electromagnetic actuator is used for driving the compression disc to move towards one side close to the outer hub so as to drive the actuating pin to move towards one side close to the outer hub, the second end of the pawl inserted into the first mounting groove is enabled to rotate towards one side close to the inner hub along the radial direction around the rotating shaft, the first end is driven to overcome the elastic force of the first elastic piece to rotate towards one side away from the inner hub along the radial direction around the rotating shaft, the clamping groove is kept away from, the connection between the inner hub and the outer hub is disconnected, and the transmission of torque between the inner hub and the outer hub is interrupted.
Compared with the prior art, the utility model has the advantages that: when the electromagnetic actuator drives the compression disc to move towards the side far away from the outer hub, the actuating pin is far away from the second end of the pawl, so that the first end of the pawl is abutted in the clamping groove of the inner hub under the action of the first elastic piece, connection between the inner hub and the outer hub is realized, at the moment, torque of an engine is transmitted to the inner hub through an engine output shaft, the inner hub drives the outer hub to rotate, thereby transmitting the torque of the engine to a motor output gear, the torque of the engine is transmitted to a gearbox through the motor output gear to participate in driving, power is provided for a vehicle, the motor output gear can also output the torque of the motor at the same time, the engine and the motor are simultaneously involved in driving, power is provided for the vehicle, the motor output gear can also transmit the torque of the engine to the motor, the motor is driven to generate power, and the torque of the motor can also be transmitted to the engine through the outer hub and the engine output shaft, namely the motor starts the engine, and multiple driving modes are realized; when the electromagnetic actuator drives the compression disc to move towards one side close to the outer hub, thereby driving the actuating pin to be tightly pressed at the second end of the pawl, when the second end of the pawl is stressed, the second end of the pawl moves towards one side close to the inner hub along the radial direction around the movable joint of the pawl and the first mounting groove, and simultaneously the first end of the pawl overcomes the elastic force of the first elastic piece to move towards one side far away from the inner hub along the radial direction, thereby being far away from the clamping groove, thereby relieving the connection between the inner hub and the outer hub, at the moment, the inner hub and the outer hub are relatively free to rotate, no torque is transmitted, namely, the transmission of the torque of a transmitter is disconnected, the torque of an engine cannot be transmitted to a rear end part and cannot participate in driving, and power is provided for a vehicle, and at the moment, only the motor drives the vehicle to travel through the motor output gear, namely, the pure electric drive travels. Therefore, the clutch realizes the transmission and disconnection of the engine torque through the connection and disconnection of the inner hub and the outer hub, replaces the wet friction plate clutch, has small dragging torque loss and heat dissipation energy loss and high efficiency, and has small size, small required arrangement space, very large torque bearing capacity and large torque density. According to the utility model, the first end and the second end of the pawl can rotate around the rotating shaft to form a teeterboard structure, when the actuating pin is inserted into the second end, the second end of the pawl rotates around the rotating shaft to the side close to the inner hub along the radial direction, and meanwhile, the first end of the pawl overcomes the elastic force of the first elastic piece and rotates to the side far away from the inner hub along the radial direction, so that the first end is far away from the clamping groove, and the connection between the inner hub and the outer hub is released; when the actuating pin is far away from the second end of the pawl, the first end of the pawl is abutted in the clamping groove under the action of the first elastic piece, and the second end of the pawl is positioned in the first mounting groove without stress, so that the inner hub and the outer hub are connected.
In the high-efficiency clutch device for the hybrid electric vehicle, the electromagnetic actuator comprises a cover plate, an electromagnetic actuator shell, a coil and an armature, wherein the coil is arranged on the electromagnetic actuator shell, the cover plate is connected with the electromagnetic actuator shell to form a sealing mechanism, the armature is arranged at the lower end of the electromagnetic actuator shell, and the armature is connected with the compression disc. The electromagnetic actuator is adopted to control the action of the execution pin, so that the space is compact, the energy consumption is low, an additional hydraulic system is not needed, and the cost economy and the expansibility are extremely high.
In the above-mentioned high-efficiency clutch device for a hybrid electric vehicle, the actuating pin is provided with an inclined guide surface on a side close to the outer hub, and the inclined guide surface is inclined obliquely downward on a side far from the outer hub. When the compression disc moves to the side close to the outer hub, the actuating pin is driven to move to the side close to the outer hub, the inclined guide surface at one end of the actuating pin is abutted with the second end of the pawl in the first mounting groove, then the actuating pin is inserted into the first mounting groove along the inclined guide surface, the space of the second end in the first mounting groove is occupied, the second end is extruded along the radial direction, and rotates to the side close to the inner hub, so that the first end of the pawl is driven to rotate to the side far away from the inner hub along the radial direction against the elastic force of the first elastic piece, the first end of the pawl is far away from the clamping groove, and the connection between the inner hub and the outer hub is released.
In the high-efficiency clutch device for the hybrid electric vehicle, the outer hub and the inner hub are respectively provided with the supporting plates along the two sides in the axial direction, the corresponding pawl positions in the supporting plates are respectively provided with the avoidance holes, one of the pawl positions in the supporting plates is provided with the second mounting groove, the second mounting groove is communicated with the avoidance holes, and the first elastic piece is arranged in the second mounting groove. The two sides of the pawl extend outwards to the avoidance holes of the two side supporting plates along the axial direction, one end of the first elastic piece is connected with the second mounting groove, and the other end of the first elastic piece is connected to the first end of the pawl in the avoidance holes. In the utility model, the first elastic piece adopts a spring structure, and other elastic structures are also within the protection scope of the utility model.
In the above-mentioned high-efficient clutch for hybrid electric vehicle, the backup pad is along the axial and keep away from one side of interior hub and outer hub all is equipped with the backplate, pass through rivet connection between backplate, backup pad, the outer hub, correspond on the backplate pawl department all is equipped with dodges the groove, pivot axial both sides all are equipped with the constant head tank, correspond on the backplate the constant head tank all is equipped with the location boss, the location boss is located in the constant head tank. The backplate is along the outside of axial connection at the backup pad to restrict first elastic component, pawl in corresponding installation intracavity, and the pawl is accomplished radial orientation by first mounting groove and butt groove, accomplishes axial orientation by the cooperation of the location boss of backplate and the constant head tank on the pawl, has guaranteed the stability of pawl in-service structure. In the utility model, the back plate, the support plate and the outer hub are connected by rivets, and other connection modes are also within the protection scope of the utility model.
In the high-efficiency clutch device for the hybrid electric vehicle, a positioning column is arranged on the back plate close to one side of the execution pin, a positioning step is arranged on the execution pin, and a second elastic piece is arranged between the positioning column and the positioning step. The electromagnetic actuator is electrified to drive the compression disc to move towards one side close to the outer hub, the second elastic piece is compressed, the actuating pin is driven to be pressed against the second end of the pawl, the second end of the pawl is stressed to rotate towards one side close to the inner hub along the radial direction, meanwhile, the first end of the pawl overcomes the elastic force of the first elastic piece to move towards one side far away from the inner hub along the radial direction, so that the clamping groove is kept away from, the connection between the inner hub and the outer hub is released, after the electromagnetic actuator is powered off, the second elastic piece is reset under the elastic force, the compression disc is driven to move towards one side far away from the outer hub, the actuating pin is driven to move towards one side far away from the second end of the pawl, the second end of the pawl is not stressed, and the first end of the pawl is abutted to the clamping groove of the inner hub under the elastic force of the first elastic piece, so that the connection between the inner hub and the outer hub is realized. And a second elastic piece is arranged between the electromagnetic actuator and the clutch, so that an axial installation gap can be eliminated. In the utility model, the second elastic piece adopts a spring structure, and other elastic structures are also within the protection scope of the utility model.
In the efficient clutch device for the hybrid electric vehicle, the compression disc is sleeved on one side of the outer hub, a plurality of limiting pins are arranged on the outer side of the outer hub along the circumferential direction, a plurality of waist-shaped holes are formed in the compression disc corresponding to the limiting pins, and the limiting pins are arranged in the waist-shaped holes. The compression disk moves left and right along the axial direction relative to the outer hub under the action of the electromagnetic actuator, and the limiting pin is matched with the waist-shaped hole, so that the axial movement of the compression disk is limited, and the rotation of the compression disk relative to the outer hub along the axis is limited.
In the above-mentioned high-efficiency clutch device for hybrid electric vehicle, one side of the electromagnetic actuator housing is connected with an engine housing, and a ball bearing is connected between the engine housing and the engine output shaft; the outer hub is connected with the motor output gear through a bolt, the motor output gear is connected with the motor shaft, and the motor shaft is connected with the engine output shaft through a needle bearing. The clutch outer hub is connected to the motor output gear through bolts, and other connection modes, such as rivet, spline, welding and the like, are also within the protection scope of the present utility model.
In the above-mentioned high-efficient clutch for hybrid electric vehicle, the outer hub is close to the first mounting groove department is equipped with the grafting groove, the grafting groove with first mounting groove intercommunication, the grafting groove is used for the holding the grafting of execution round pin. When the electromagnetic actuator drives the actuating pin to be inserted into the first mounting groove and pressed at the second end of the pawl, the actuating pin can be inserted into the inserting groove, and meanwhile the actuating pin can be pressed at the second end of the pawl.
In the above-mentioned high-efficient clutch for hybrid electric vehicle, the pawl includes clockwise pawl and anticlockwise pawl, the setting direction of clockwise pawl's first end to second end is clockwise, anticlockwise pawl's first end to second end set up the direction and be anticlockwise, clockwise pawl and anticlockwise pawl interval in proper order set up in the first mounting groove. When the electromagnetic actuator drives the actuating pin to be pressed on the second end of the pawl, the first end of the pawl overcomes the elasticity of the first elastic piece to rotate towards the side far away from the inner hub, the connection between the inner hub and the outer hub is disconnected, the inner hub and the outer hub can rotate relatively freely and do not transmit torque any more.
Drawings
FIG. 1 is a schematic view of the overall structure of an embodiment of the present utility model;
FIG. 2 is a schematic diagram of the clutch and electromagnetic actuator configuration of one embodiment of the present utility model;
FIG. 3 is a cross-sectional view of FIG. 2;
FIG. 4 is an exploded view of a clutch according to one embodiment of the present utility model;
FIG. 5 is a schematic structural view of the inner and outer hubs of the clutch according to one embodiment of the present utility model;
fig. 6 is a schematic structural view of an implementation pin according to one embodiment of the present utility model.
In the figure, 1, an inner hub; 2. an outer hub; 3. an engine output shaft; 4. a motor output gear; 5. a clamping groove; 6. a first mounting groove; 7. a pawl; 8. a first end; 9. a second end; 10. a first elastic member; 11. performing a pin; 12. a compression plate; 13. an electromagnetic actuator; 14. a cover plate; 15. an electromagnetic actuator housing; 16. a coil; 17. an armature; 18. a rotating shaft; 19. a shaft hole; 20. a support plate; 21. avoidance holes; 22. a second mounting groove; 23. a back plate; 24. a rivet; 25. an avoidance groove; 27. a positioning groove; 28. positioning the boss; 29. positioning columns; 30. positioning the step; 31. a second elastic member; 32. a limiting pin; 33. a waist-shaped hole; 34. an engine housing; 35. a ball bearing; 36. a motor shaft; 37. needle roller bearings; 38. a plug-in groove; 39. a clockwise pawl; 40. a counterclockwise pawl; 41. a bolt; 42. and (5) inclining the guide surface.
Detailed Description
The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.
As shown in fig. 1 to 6, the present utility model provides a high-efficiency clutch device for a hybrid electric vehicle, comprising: the clutch comprises an inner hub 1 and an outer hub 2, wherein the inner hub 1 and the outer hub 2 are of circular structures, the inner hub 1 is sleeved on the inner side of the outer hub 2, the inner hub 1 is connected with an engine output shaft 3, the outer hub 2 is connected with a motor output gear 4, a plurality of clamping grooves 5 are uniformly distributed on the outer peripheral surface of the inner hub 1 at intervals along the circumferential direction, a plurality of first mounting grooves 6 are uniformly distributed on the inner peripheral surface of the outer hub 2 at intervals along the circumferential direction, the first mounting grooves 6 axially penetrate through the outer hub 2, the positions of the first mounting grooves 6 and the clamping grooves 5 are in one-to-one correspondence, shaft holes 19 are formed in the first mounting grooves 6, pawls 7 are movably connected in the first mounting grooves 6, two axial sides of the pawls 7 extend out of the first mounting grooves 6, two ends in the length direction of the pawls 7 are respectively provided with a first end 8 and a second end 9, a rotating shaft 18 is formed between the first end 8 and the second end 9, the rotating shaft 18 is rotationally connected at the shaft holes 19, the first end 8 and the second end 9 can rotate around the rotating shaft 18 in the first mounting grooves 6, the axial direction of the outer hub 2 is provided with a first elastic piece 10 corresponding to the first end 7 and an elastic piece 10 which is inserted into the first hub 2, and the first end 10 is connected with the first end 2 by the elastic piece 10, and the first end 2 is connected with the first end 1 by the elastic piece 10, and the first end 10 is connected with the inner hub 1 by the elastic piece, and the first end 10 is connected with the inner end 1, and the first end 2 by the elastic piece is connected; a compression disk 12, wherein the compression disk 12 is sleeved on one side of the outer peripheral surface of the outer hub 2; the electromagnetic actuator 13 is arranged on one side of the clutch, the electromagnetic actuator 13 is connected with the compression disc 12, the compression disc 12 is connected with the actuating pin 11, the actuating pin 11 is movably inserted into the second end 9 of the pawl 7 in the first mounting groove 6 along the axial direction, the electromagnetic actuator 13 is used for driving the compression disc 12 to move towards the side close to the outer hub 2, thereby driving the actuating pin 11 to move towards the side close to the outer hub 2, inserting into the second end 9 of the pawl 7 in the first mounting groove 6, enabling the second end 9 to rotate towards the side close to the inner hub 1 along the radial direction around the rotating shaft 18, driving the first end 8 to rotate towards the side away from the inner hub 1 along the radial direction around the rotating shaft 18 against the elastic force of the first elastic piece 10, and away from the clamping groove 5, disconnecting the inner hub 1 from the outer hub 2, and interrupting the transmission of torque between the inner hub 1 and the outer hub 2.
When the electromagnetic actuator 13 drives the compression disc 12 to move to the side far away from the outer hub 2, so that the actuating pin 11 is far away from the second end 9 of the pawl 7, the first end 8 of the pawl 7 is abutted in the clamping groove 5 of the inner hub 1 under the action of the first elastic piece 10, connection between the inner hub 1 and the outer hub 2 is achieved, at the moment, torque of an engine is transmitted to the inner hub 1 through the engine output shaft 3, the inner hub 1 drives the outer hub 2 to rotate, and accordingly torque of the engine is transmitted to the motor output gear 4, torque of the engine is transmitted to the gearbox through the motor output gear 4 to participate in driving, power is provided for a vehicle, the motor output gear 4 can also output torque of the motor at the same time, the engine and the motor participate in driving, power is provided for the vehicle, the motor output gear 4 can also transmit torque of the engine to the motor, the motor can also transmit torque of the motor to the inner hub 1 through the outer hub 2, the engine output shaft 3 is transmitted to the engine, namely the motor is started, and multiple driving modes are achieved; when the electromagnetic actuator 13 drives the compression disc 12 to move towards the side close to the outer hub 2, thereby driving the actuating pin 11 to be pressed on the second end 9 of the pawl 7, when the second end 9 of the pawl 7 is stressed, the second end 9 of the pawl 7 moves towards the side close to the inner hub 1 along the radial direction around the movable connection part of the pawl 7 and the first mounting groove 6, and simultaneously the first end 8 of the pawl 7 moves towards the side far away from the inner hub 1 along the radial direction against the elastic force of the first elastic piece 10, thereby being far away from the clamping groove 5, so that the connection between the inner hub 1 and the outer hub 2 is released, at the moment, the inner hub 1 and the outer hub 2 are relatively free to rotate, no torque is transmitted, namely, the transmission of the torque of a transmitter is disconnected, the torque of an engine cannot be transmitted to a rear part, the driving cannot participate in providing power for a vehicle, and at the moment, only the motor drives the vehicle to run through the motor output gear 4, namely, the pure electric driving is driven to run. Therefore, the clutch realizes the transmission and disconnection of the engine torque through the connection and disconnection of the inner hub 1 and the outer hub 2, replaces the wet friction plate clutch, has small dragging torque loss and heat dissipation energy loss and high efficiency, and has small size of the inner hub 1 and the outer hub 2 of the clutch, small required arrangement space, very large torque can be born by very small space and large torque density. According to the utility model, the first end 8 and the second end 9 of the pawl 7 can rotate around the rotating shaft 18 to form a teeterboard structure, when the actuating pin 11 is pressed on the second end 9, the second end 9 of the pawl 7 moves along the radial direction towards one side close to the inner hub 1 around the movable joint of the pawl 7 and the first mounting groove 6, and simultaneously the first end 8 of the pawl 7 moves along the radial direction towards one side far away from the inner hub 1 against the elastic force of the first elastic piece 10 so as to be far away from the clamping groove 5, so that the connection between the inner hub 1 and the outer hub 2 is released; when the actuating pin 11 is far away from the second end 9 of the pawl 7, the first end 8 of the pawl 7 abuts in the clamping groove 5 under the action of the first elastic member 10, and the second end 9 of the pawl 7 is positioned in the first mounting groove 6 without being stressed, so that the inner hub 1 and the outer hub 2 are connected.
Further, the electromagnetic actuator 13 includes a cover plate 14, an electromagnetic actuator housing 15, a coil 16, and an armature 17, the coil 16 is disposed on the electromagnetic actuator housing 15, the cover plate 14 is connected with the electromagnetic actuator housing 15 to form a sealing mechanism, the armature 17 is disposed at the lower end of the electromagnetic actuator housing 15, and the armature 17 is connected with the compression disk 12. The electromagnetic actuator 13 is adopted to control the action of the actuating pin 11, so that the space is compact, the energy consumption is low, an additional hydraulic system is not needed, and the cost economy and the expansibility are extremely high.
Further, the actuator pin 11 is provided with an inclined guide surface 42 on the side close to the outer hub 2, and the inclined guide surface 42 is inclined obliquely downward toward the side away from the outer hub 2. When the compression disc 12 moves towards the side close to the outer hub 2, the actuating pin 11 is driven to move towards the side close to the outer hub 2, the inclined guide surface 42 at one end of the actuating pin 11 is abutted against the second end 9 of the pawl 7 in the first mounting groove 6, then the actuating pin is inserted into the first mounting groove 6 along the inclined guide surface 42, the space of the second end 9 in the first mounting groove 6 is occupied, the second end 9 is extruded along the radial direction, and the actuating pin rotates towards the side close to the inner hub 1, so that the first end 8 of the pawl 7 is driven to rotate towards the side far away from the inner hub 1 along the radial direction against the elastic force of the first elastic piece 10, the first end 8 of the pawl 7 is far away from the clamping groove 5, and the connection between the inner hub 1 and the outer hub 2 is released.
Further, the outer hub 2 and the inner hub 1 are respectively provided with a support plate 20 along two sides in the axial direction, the positions, corresponding to the pawls 7, on the support plates 20 are respectively provided with avoidance holes 21, one of the support plates 20 is provided with a second mounting groove 22, the second mounting groove 22 is communicated with the avoidance holes 21, and the first elastic piece 10 is arranged in the second mounting groove 22. Both sides of the pawl 7 extend axially outwards into the escape holes 21 of the two-side support plates 20, and one end of the first elastic member 10 is connected with the second mounting groove 22, while the other end is connected with the first end 8 of the pawl 7 in the escape holes 21. The first elastic member 10 of the present utility model adopts a spring structure, and other elastic structures are also within the scope of the present utility model.
Further, the backing plate 20 is provided with the backplate 23 along the axial and keep away from one side of interior hub 1 and outer hub 2, and backplate 23, backup pad 20, outer hub 2 are connected through rivet 24, and the corresponding pawl 7 department all is equipped with dodges the groove 25 on the backplate 23, and pivot 18 axial both sides all are equipped with constant head tank 27, and the corresponding constant head tank 27 all is equipped with location boss 28 on the backplate 23, and location boss 28 is located constant head tank 27. The backplate 23 is connected in the outside of backup pad 20 along the axial to restrict first elastic component 10, pawl 7 in corresponding installation intracavity, and pawl 7 is accomplished radial orientation by first mounting groove 6 and butt groove, accomplishes axial orientation by the cooperation of the location boss 28 of backplate 23 and the constant head tank 27 on the pawl 7, has guaranteed the stability of pawl 7 in-service structure. The back plate 23, the support plate 20 and the outer hub 2 are connected by rivets 24 in the utility model, and other connection modes are also within the protection scope of the utility model.
Further, a positioning post 29 is provided on the back plate 23 near the side of the actuating pin 11, a positioning step 30 is provided on the actuating pin 11, and a second elastic member 31 is provided between the positioning post 29 and the positioning step 30. The electromagnetic actuator 13 is electrified to drive the compression disc 12 to move towards the side close to the outer hub 2, the second elastic piece 31 is compressed, the actuating pin 11 is driven to be pressed on the second end 9 of the pawl 7, the second end 9 of the pawl 7 is stressed to rotate towards the side close to the inner hub 1 along the radial direction, meanwhile, the first end 8 of the pawl 7 overcomes the elastic force of the first elastic piece 10 to move towards the side far away from the inner hub 1 along the radial direction, so that the clamping groove 5 is kept away from, the connection between the inner hub 1 and the outer hub 2 is released, after the electromagnetic actuator 13 is powered off, the second elastic piece 31 is reset under the elastic force, the compression disc 12 is driven to move towards the side far away from the outer hub 2, the actuating pin 11 is driven to move towards the side far away from the second end 9 of the pawl 7, the second end 9 of the pawl 7 is stressed, and the first end 8 of the pawl 7 is abutted in the clamping groove 5 of the inner hub 1 under the elastic force of the first elastic piece 10, so that the connection between the inner hub 1 and the outer hub 2 is realized. And the second elastic member 31 is arranged between the electromagnetic actuator 13 and the clutch, so that the axial installation gap can be eliminated. In the present utility model, the second elastic member 31 adopts a spring structure, and other elastic structures are also within the scope of the present utility model.
Further, the compression disk 12 is sleeved on one side of the outer hub 2, a plurality of limiting pins 32 are arranged on the outer side of the outer hub 2 along the circumferential direction, a plurality of waist-shaped holes 33 are formed in the compression disk 12 corresponding to the limiting pins 32, and the limiting pins 32 are arranged in the waist-shaped holes 33. The compression disk 12 moves left and right in the axial direction relative to the outer hub 2 under the action of the electromagnetic actuator 13, and the cooperation of the limiting pin 32 and the waist-shaped hole 33 limits the movement of the compression disk 12 in the axial direction and limits the rotation of the compression disk 12 relative to the outer hub 2 along the axis.
Further, an engine housing 34 is connected to one side of the electromagnetic actuator 13 housing, and a ball bearing 35 is connected between the engine housing 34 and the engine output shaft 3; the outer hub 2 is connected with the motor output gear 4 through a bolt 41, the motor output gear 4 is connected with a motor shaft 36, and the motor shaft 36 is connected with the engine output shaft 3 through a needle bearing 37. In the present utility model, the clutch outer hub 2 is connected to the motor output gear 4 by means of bolts 41, and other connection means, such as rivets 24, splines, welding, etc., are also within the scope of the present utility model.
Further, a plugging groove 38 is arranged on the outer hub 2 near the first mounting groove 6, the plugging groove 38 is communicated with the first mounting groove 6, and the plugging groove 38 is used for accommodating plugging of the execution pin 11. When the electromagnetic actuator 13 drives the actuator pin 11 to be inserted into the first mounting groove 6 and pressed against the second end 9 of the pawl 7, the actuator pin 11 is inserted into the insertion groove 38, and the actuator pin 11 is pressed against the second end 9 of the pawl 7.
Further, the pawl 7 comprises a clockwise pawl 39 and a counterclockwise pawl 40, the arrangement direction from the first end 8 to the second end 9 of the clockwise pawl 39 is clockwise, the arrangement direction from the first end 8 to the second end 9 of the counterclockwise pawl 40 is counterclockwise, and the clockwise pawl 39 and the counterclockwise pawl 40 are sequentially arranged in the first mounting groove 6 at intervals. In the utility model, when the pawl 7 is provided with a clockwise pawl 39 and a counterclockwise pawl 40 and the electromagnetic actuator 13 drives the actuating pin 11 to be far away from the second end 9 of the pawl 7, the first end 8 of the pawl 7 is abutted in the clamping groove 5 of the inner hub 1 under the action of the first elastic piece 10, the inner hub 1 and the outer hub 2 are locked together, the inner hub 1 can transmit torque in a clockwise or counterclockwise rotation mode relative to the outer hub 2, simultaneously, the outer hub 2 can transmit torque in a clockwise or counterclockwise rotation mode relative to the inner hub 1, and when the electromagnetic actuator 13 drives the actuating pin 11 to be pressed against the second end 9 of the pawl 7, the first end 8 of the pawl 7 overcomes the elastic force of the first elastic piece 10 to rotate towards the side far away from the inner hub 1, the connection between the inner hub 1 and the outer hub 2 is disconnected, and the inner hub 1 and the outer hub 2 can rotate freely relatively and no longer transmit torque.
The specific embodiments described herein are offered by way of example only. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the scope of the utility model as defined.
Claims (10)
1. The utility model provides a high-efficient clutch for hybrid vehicle which characterized in that includes:
the clutch comprises an inner hub (1) and an outer hub (2), wherein the inner hub (1) and the outer hub (2) are of circular ring structures, the inner hub (1) is sleeved on the inner side of the outer hub (2), the inner hub (1) is connected with an engine output shaft (3), the outer hub (2) is connected with a motor output gear (4), a plurality of clamping grooves (5) are uniformly distributed on the outer peripheral surface of the inner hub (1) at intervals in the circumferential direction, a plurality of first mounting grooves (6) are uniformly distributed on the inner peripheral surface of the outer hub (2) at intervals in the circumferential direction, the first mounting grooves (6) axially penetrate through the outer hub (2), the first mounting grooves (6) and the positions of the clamping grooves (5) are in one-to-one correspondence, shaft holes (19) are formed in the first mounting grooves (6), pawls (7) are movably connected in the first mounting grooves (6), the two axial sides of the pawls (7) extend out of the first mounting grooves (6), the first pawls (8) are respectively connected with the second ends (18) in the axial direction, the first ends (18) are respectively connected with the second ends (18) of the first ends (18), the first end (8) and the second end (9) can rotate in the first mounting groove (6) around the rotating shaft (18), a first elastic piece (10) and an actuating pin (11) are arranged on the axial end face of the outer hub (2) corresponding to the pawl (7), the first elastic piece (10) is connected with the first end (8) of the pawl (7), and the first elastic piece (10) is used for inserting the first end (8) into the clamping groove (5), so that the inner hub (1) is connected with the outer hub (2), and torque transmission between the outer hub (2) and the inner hub (1) is realized;
a compression disc (12), wherein the compression disc (12) is sleeved on one side of the outer peripheral surface of the outer hub (2);
the electromagnetic actuator (13) is arranged on one side of the clutch, the electromagnetic actuator (13) is connected with the compression disc (12), the compression disc (12) is connected with the actuating pin (11), the actuating pin (11) is movably inserted in the first mounting groove (6) along the axial direction at the second end (9) of the pawl (7), the electromagnetic actuator (13) is used for driving the compression disc (12) to move towards one side close to the outer hub (2), so as to drive the actuating pin (11) to move towards one side close to the outer hub (2), the second end (9) of the pawl (7) inserted in the first mounting groove (6) is inserted in the position of the second end (9) to rotate towards one side close to the inner hub (1) along the radial direction, the first end (8) is driven to overcome the elastic force of the first elastic piece (10) to rotate towards one side far away from the inner hub (1) along the radial direction along the elastic force of the rotating shaft (18), and the second end (9) of the pawl (7) is inserted in the first mounting groove (6), and the second end (9) is inserted in the second end of the second end (9) along the axial direction close to the elastic piece along the first elastic piece, and the second end (8) is opposite to the second end along the elastic piece along the axial direction, and the elastic piece along the elastic force.
2. The efficient clutch device for the hybrid electric vehicle according to claim 1, wherein the electromagnetic actuator (13) comprises a cover plate (14), an electromagnetic actuator housing (15), a coil (16) and an armature (17), the coil (16) is arranged in the electromagnetic actuator housing (15), the cover plate (14) is connected with the electromagnetic actuator housing (15) to form a sealing mechanism, the armature (17) is arranged at the lower end of the electromagnetic actuator housing (15), and the armature (17) is connected with the compression disc (12).
3. The efficient clutch device for the hybrid electric vehicle according to claim 2, wherein an inclined guide surface (42) is arranged on one side of the actuating pin (11) close to the outer hub (2), and the inclined guide surface (42) is inclined downwards in an inclined manner towards one side away from the outer hub (2).
4. The efficient clutch device for the hybrid electric vehicle according to claim 3, wherein the outer hub (2) and the inner hub (1) are respectively provided with a support plate (20) along two sides in the axial direction, the positions, corresponding to the pawls (7), on the support plates (20) are respectively provided with avoidance holes (21), one of the support plates (20) is provided with a second mounting groove (22), the second mounting groove (22) is communicated with the avoidance holes (21), and the first elastic piece (10) is arranged in the second mounting groove (22).
5. The efficient clutch device for the hybrid electric vehicle according to claim 4, wherein the back plate (23) is arranged on one side, which is axially far away from the inner hub (1) and the outer hub (2), of the support plate (20), the back plate (23), the support plate (20) and the outer hub (2) are connected through rivets (24), avoidance grooves (25) are formed in the back plate (23) corresponding to the pawls (7), positioning grooves (27) are formed in two axial sides of the rotating shaft (18), positioning bosses (28) are formed in the back plate (23) corresponding to the positioning grooves (27), and the positioning bosses (28) are located in the positioning grooves (27).
6. The efficient clutch device for the hybrid electric vehicle according to claim 5, wherein a positioning column (29) is arranged on the back plate (23) near one side of the actuating pin (11), a positioning step (30) is arranged on the actuating pin (11), and a second elastic piece (31) is arranged between the positioning column (29) and the positioning step (30).
7. The efficient clutch device for the hybrid electric vehicle according to claim 6, wherein a plurality of limiting pins (32) are arranged on the outer side of the outer hub (2) along the circumferential direction, a plurality of waist-shaped holes (33) are formed in the compression disc (12) corresponding to the limiting pins (32), and the limiting pins (32) are arranged in the waist-shaped holes (33).
8. The efficient clutch device for the hybrid electric vehicle according to claim 2, wherein an engine housing (34) is connected to one side of the electromagnetic actuator housing (15), and a ball bearing (35) is connected between the engine housing (34) and the engine output shaft (3); the outer hub (2) is connected with the motor output gear (4) through a bolt (41), the motor output gear (4) is connected with a motor shaft (36), and the motor shaft (36) is connected with the engine output shaft (3) through a needle bearing (37).
9. The efficient clutch device for the hybrid electric vehicle according to claim 1 or 2, wherein a plugging groove (38) is formed in the outer hub (2) close to the first mounting groove (6), the plugging groove (38) is communicated with the first mounting groove (6), and the plugging groove (38) is used for accommodating plugging of the actuating pin (11).
10. The efficient clutch device for the hybrid electric vehicle according to claim 1 or 2, wherein the pawl (7) comprises a clockwise pawl (39) and a counterclockwise pawl (40), the arrangement direction from the first end (8) to the second end (9) of the clockwise pawl (39) is clockwise, the arrangement direction from the first end (8) to the second end (9) of the counterclockwise pawl (40) is counterclockwise, and the clockwise pawl (39) and the counterclockwise pawl (40) are sequentially arranged in the first mounting groove (6) at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321601325.6U CN219932782U (en) | 2023-06-21 | 2023-06-21 | Efficient clutch device for hybrid electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321601325.6U CN219932782U (en) | 2023-06-21 | 2023-06-21 | Efficient clutch device for hybrid electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219932782U true CN219932782U (en) | 2023-10-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321601325.6U Active CN219932782U (en) | 2023-06-21 | 2023-06-21 | Efficient clutch device for hybrid electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219932782U (en) |
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2023
- 2023-06-21 CN CN202321601325.6U patent/CN219932782U/en active Active
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