CN211893541U - Manpower transmission mechanism of electric vehicle - Google Patents
Manpower transmission mechanism of electric vehicle Download PDFInfo
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- CN211893541U CN211893541U CN202020314700.9U CN202020314700U CN211893541U CN 211893541 U CN211893541 U CN 211893541U CN 202020314700 U CN202020314700 U CN 202020314700U CN 211893541 U CN211893541 U CN 211893541U
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Abstract
The utility model discloses an electric motor car manpower drive mechanism has solved current electric motor car manpower drive mechanism and has set up inconvenient problem, solves the technical measure that this technical problem taken: the manual transmission mechanism for electric vehicle includes pedal and shaft sleeve fixed on the frame, and the pedal shaft is inserted into the shaft sleeve in rotating mode.
Description
Technical Field
The utility model relates to a drive mechanism especially relates to and uses being used for realizing the driven drive mechanism of manpower on the electric motor car.
Background
The electric vehicle is a simple tool for riding instead of walk, and has been deeply inserted into the lives of ordinary people in society. The power of moving ahead of electric motor car is provided by storage battery, motor mostly, and some electric motor cars often are provided with manpowered mechanism to assist the manpower to drive the electric motor car to move ahead under the condition that the electric motor car lacks electricity.
Chinese patent document (publication number: 209492655U) discloses a novel gear transmission system for an electric vehicle, which comprises a driving shaft, a transmission shaft, a ratchet wheel, a pawl and a motor, wherein the driving shaft is a stepped shaft, one end of the driving shaft is provided with a driving bevel gear A and a bearing, the other end of the driving shaft is provided with only a bearing, a driving shaft protective shell is arranged outside the driving shaft, the transmission shaft is a stepped shaft, one end of the transmission shaft is provided with a driven bevel gear A, the other end of the transmission shaft is provided with a driving bevel gear B, the transmission shaft is externally provided with a transmission shaft protective shell, the ratchet wheel is externally provided with a ratchet wheel fixing sleeve, the driven bevel gear B is externally provided with a ratchet wheel shaft, a pawl shaft head is arranged between the pawl and a. The beneficial effects of the utility model are that the mechanism that manpower drive structure and motor drive structure combine makes safety and stability's manpower drive and motor drive independent mutually.
The electric vehicle is driven by mutually independent manpower and motors, the structure is not compact, a relatively complex supporting structure needs to be arranged on the electric vehicle for adapting to the structural arrangement, the structural complexity of the electric vehicle is increased, and the electric vehicle is inconvenient to set.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem who needs the solution: the manpower transmission mechanism of the electric vehicle is compact in structure and good in performance.
For solving the technical problem, the technical scheme of the utility model: the manual transmission mechanism for electric vehicle includes pedal and shaft sleeve fixed on the frame, and the pedal shaft is inserted into the shaft sleeve in rotating mode.
The coupling cylinder is directly connected to the position of the shaft sleeve, and the pedal shaft penetrates through the coupling cylinder. The outer end part of the transmission rod is used for being in transmission connection with a rear wheel shaft of the electric vehicle, and the transmission of human force is realized through the transmission rod. The clutch structure realizes the connection and disconnection of transmission, so that the electric vehicle can realize the switching between manual power or motor transmission.
Furthermore, a supporting cylinder is arranged on the outer side of the connecting cylinder in parallel, the inner end of the supporting cylinder is communicated with the connecting cylinder, the outer end of the supporting cylinder is provided with an opening, and the clutch structure comprises a pull rod which is arranged in the supporting cylinder in a sliding manner. The supporting cylinder is arranged, so that the pull rod can be conveniently arranged, and the clutch structure can be connected with the outside.
Furthermore, a shifting fork is arranged at the inner end part of the pull rod and connected to the sliding sleeve, the sliding sleeve axially slides and is sleeved on the transmission head in a circumferential transmission manner, and a transmission structure is arranged between the ends of the sliding sleeve and the transmission rod. The transmission structure is generally a spline structure and can also be a flat key structure. The transmission connection or disconnection between the transmission rod and the transmission head is realized by arranging the sliding sleeve, the structure is simple, and the operation is convenient.
Furthermore, the periphery of the inner end of the transmission rod is sleeved with a spring, and the spring is used for axially jacking the shifting fork or the transmission head. The spring is arranged, so that the coupling head and the transmission rod are in a disconnected state under a normal condition, and the movement stability of the shifting fork is good due to the arrangement of the spring.
Furthermore, a cover plate is arranged at the end part of the shaft sleeve, the pedal shaft penetrates through the cover plate, two extension parts are integrally formed on the cover plate, and the two extension parts extend into the positions of the connecting cylinder and the supporting cylinder and are used as part of the connecting cylinder and the supporting cylinder; a plurality of connecting holes are respectively and correspondingly arranged between the cover plate and the shaft sleeve and between the extension part and the supporting cylinder as well as between the extension part and the connecting cylinder, and are used for arranging connecting bolts in the connecting holes to realize the connection and fixation. By arranging the cover plate and taking the extension part as a part of the connecting cylinder and the supporting cylinder, the corresponding functional parts can be conveniently installed in the connecting cylinder, and the maintenance is convenient.
Furthermore, the transmission rod is of a split structure and comprises a driving rod and a connecting rod, the driving rod is inserted into the connecting cylinder, a universal cross joint is arranged between the driving rod and the connecting rod, and the outer end part of the connecting rod is also connected with the universal cross joint. Through being provided with universal ten bytes, and make the transfer line be equivalent to the flexible axle structure, can effectively guarantee the transmission stability of transfer line to avoid transfer line transmission jamming.
Furthermore, a cylindrical body is sleeved on the outer periphery of the pull rod, and the outer peripheral surface of the cylindrical body is in sliding fit with the inner peripheral surface of the supporting cylinder. Through the arrangement of the sliding fit of the cylindrical body and the inner peripheral surface of the supporting cylinder, the radial stability of the pull rod in the axial movement of the supporting cylinder is good.
Compared with the prior art, the utility model discloses the beneficial effect who has: the connecting cylinder is directly arranged at the position of the shaft sleeve, and some functional parts can be arranged in the connecting cylinder so as to meet the requirement of manual transmission of the electric vehicle. Through set up the clutch in the connecting cylinder, can be when motor drive electric motor car moves ahead, power can not transmit pedal department to the stability when the electric motor car driver steps on the pedal in the driving process of being convenient for. Through the setting of transfer line, can adapt to the remote conveying of manpower, can conveniently set up this power drive mechanism to the electric tricycle on.
Drawings
Fig. 1 is a reference diagram of the using state of the manual transmission mechanism of the electric vehicle.
Fig. 2 is a dispersed structure view of the manpower transmission mechanism of the electric vehicle.
Fig. 3 is an assembly structure view of the manpower transmission mechanism of the electric vehicle.
Detailed Description
The manual transmission mechanism of the electric vehicle is arranged on the electric vehicle and used as an auxiliary transmission mechanism of the electric vehicle to realize the forward movement of the manually driven electric vehicle by combining the attached drawings of the specification.
The structure of the manual transmission mechanism of the electric vehicle comprises pedals 1 and shaft sleeves 2 fixed on a frame, wherein the two pedals 1 are connected at the two opposite ends of a pedal shaft 11, and the pedal shaft 11 is rotatably inserted in the shaft sleeves 2. The size of the shaft sleeve 2 is relatively large, a large bevel gear 12 is fixedly sleeved on the periphery of the pedal shaft 11 in the shaft sleeve 2 in the circumferential direction, and the large bevel gear 12 rotates along with the pedal shaft 11 in the circumferential direction.
The connecting cylinder 4 is connected on the shaft sleeve 2, the connecting cylinder 4 is communicated with the inside of the shaft sleeve 2, and the connecting cylinder 4 is vertical to the shaft sleeve 2. The coupling cylinder 4 is rotatably provided with a rod-shaped transmission head 18, the transmission head 18 is arranged in the axial direction of the coupling cylinder 4, and the transmission head 18 is arranged perpendicular to the pedal shaft 11. A bearing 16 is provided between the drive head 18 and the coupling cylinder 4 to support the drive head 18 for stable rotation within the coupling cylinder 4. The end of the transmission head 18 facing the big bevel gear 12 is provided with a small bevel gear 17, the diameter of the big bevel gear 12 is larger than that of the small bevel gear 17, the small bevel gear 17 is meshed with the big bevel gear 12, and power transmission can be realized between the small bevel gear 17 and the big bevel gear 12. Of course, the two bevel gears could also be replaced by meshing worm gears. The inner end of the transmission rod is inserted in the connecting cylinder 4, and the transmission rod can rotate in the inner circumference of the connecting cylinder 4.
A clutch structure is arranged between the transmission rod and the transmission head 18 to realize the transmission connection or disconnection between the transmission rod and the transmission head 18. The clutch structure comprises a sliding sleeve 19, and the sliding sleeve 19 is slidably sleeved on the transmission head 18. The inner end of the actuator rod is adjacent to the actuator head 18 but there is no direct coupling between the two. The sliding sleeve 19 is connected with the shifting fork 13, and under the shifting of the shifting fork 13, the sliding sleeve 19 can slide on the transmission head 18, so that the sliding sleeve 19 and the transmission head 18 are completely overlapped, or the sliding sleeve 19 is simultaneously sleeved on the end part of the transmission head 18 close to the transmission rod. The inner peripheral surface of the sliding sleeve 19 is provided with a plurality of toothed convex bodies which are arranged at intervals, the end part of the transmission head 18 close to the transmission rod is provided with a spline structure, and the toothed convex bodies can be matched with the spline structure to realize transmission.
A supporting cylinder 10 is arranged on the outer side of the connecting cylinder 4, and the supporting cylinder 10 is arranged in parallel with the connecting cylinder 4. The inner end of the supporting cylinder 10 is communicated with the inside of the connecting cylinder 4, and the outer end of the supporting cylinder 10 is opened. The shifting fork 13 is arranged at the position where the supporting cylinder 10 and the connecting cylinder 4 are communicated, the pull rod 15 is slidably arranged in the supporting cylinder 10, the shifting fork 13 is connected at the inner end of the pull rod 15, and the outer end of the pull rod 15 extends out of the supporting cylinder 10. A cylindrical body is further fixed on the outer periphery of the pull rod 15 in a sleeved mode, and the outer peripheral surface of the cylindrical body is in sliding fit with the inner peripheral surface of the supporting cylinder 10. The outer end of the pull rod 15 can be connected with a pull wire or a pull rod, and the pull wire or the pull rod pulls the pull rod 15, so that the shifting fork 13 moves together, and further the movement of the sliding sleeve 19 is driven to realize the connection or disconnection between the transmission head 18 and the transmission rod. The periphery of the inner end of the transmission rod is sleeved with a spring 20, and the spring 20 is used for axially jacking the shifting fork 13 or the transmission head 18. Under the biasing action of the spring 20, the sliding sleeve 19 is normally in the position of the transmission head 18, i.e. both the transmission head 18 and the transmission rod are normally in the disconnected state. When the electric vehicle is driven to move forwards by manpower, the pull rod 15 is tensioned through a pull wire or a pull rod, the pull rod 15 moves towards the outer side, and the sliding sleeve 19 is connected with the transmission head 18 and the transmission rod. When the electric vehicle is driven to move forwards without manpower, the pull wire or the pull rod is loosened, and the shifting fork 13 and the pull rod 15 are reset under the action of the spring 20.
The end part of the shaft sleeve 2 is provided with a cover plate 3, the cover plate 3 is used for covering and receiving the shaft sleeve 2, and the pedal shaft 11 penetrates through the cover plate 3. Two extending parts 14 are integrally formed on the cover plate 3, and the two extending parts 14 extend into the positions of the coupling cylinder 4 and the supporting cylinder 10 and are used as parts of the coupling cylinder 4 and the supporting cylinder 10. The two extending parts 14 on the cover plate 3 only occupy a small part of the connecting cylinder 4 and the supporting cylinder 10, and after the cover plate 3 is removed, the inner end parts of the pull rod 15, the transmission head 18 and the transmission rod are exposed. A plurality of connecting holes are respectively and correspondingly arranged between the cover plate 3 and the shaft sleeve 2 and between the extension part 14 and the supporting cylinder 10 and the connecting cylinder 4, and connecting bolts are arranged in the connecting holes to realize the connecting and fixing between the cover plate 3 and the shaft sleeve 2 and between the extension part 14 and the connecting cylinder 4 and the supporting cylinder 10.
The transmission rod is of a split structure and comprises a driving rod 5 and a connecting rod 7, the driving rod 5 is inserted into the connecting cylinder 4, and a bearing 16 is further arranged between the driving rod 5 and the connecting cylinder 4 so as to realize smooth rotation of the driving rod 5 in the connecting cylinder 4. A universal cross joint 6 is arranged between the active rod 5 and the connecting rod 7, and the outer end part of the connecting rod 7 is also connected with the universal cross joint 6. The electric vehicle manpower transmission mechanism is used for realizing the driving of a rear wheel shaft 9 of an electric vehicle. A motor driving device 8 is arranged on the rear wheel shaft 9, and the outer end part of the connecting rod 7 is connected with the motor driving device 8 through a universal cross joint 6. A one-way clutch may be provided in the motor drive 8 so that when the human power is driven, the human power is only applied to the rear wheel axle 9 and the human power is not applied to the motor drive 8.
Claims (7)
1. The manual transmission mechanism for electric vehicle includes pedal and shaft sleeve fixed on the frame, and the pedal shaft is inserted into the shaft sleeve in rotating mode.
2. The manual transmission mechanism for electric vehicles of claim 1, wherein a support cylinder is disposed in parallel outside the coupling cylinder, an inner end of the support cylinder is connected to the coupling cylinder, an outer end of the support cylinder is open, and the clutch structure comprises a pull rod slidably disposed in the support cylinder.
3. The manual transmission mechanism for the electric vehicle according to claim 2, wherein the inner end of the pull rod is provided with a shifting fork, the shifting fork is connected to a sliding sleeve, the sliding sleeve is axially slidably and circumferentially sleeved on the transmission head in a transmission manner, and a transmission structure is arranged between the ends of the sliding sleeve and the transmission rod.
4. The manual transmission mechanism for the electric vehicle according to claim 3, wherein a spring is sleeved on the outer periphery of the inner end of the transmission rod and is used for axially jacking the shifting fork or the transmission head.
5. The manual transmission mechanism for the electric vehicle according to claim 2, 3 or 4, wherein a cover plate is provided at an end portion of the shaft sleeve, the pedal shaft passes through the cover plate, and two extension portions are integrally formed on the cover plate and extend into positions of the coupling cylinder and the supporting cylinder to be a part of the coupling cylinder and the supporting cylinder; a plurality of connecting holes are respectively and correspondingly arranged between the cover plate and the sleeve and between the extension part and the supporting cylinder as well as between the extension part and the connecting cylinder, and are used for arranging connecting bolts in the connecting holes to realize the connection and fixation.
6. The manual transmission mechanism for the electric vehicle according to claim 1, 2, 3 or 4, wherein the transmission rod is a split structure and comprises a driving rod and a connecting rod, the driving rod is inserted into the connecting cylinder, a universal cross joint is arranged between the driving rod and the connecting rod, and the outer end of the connecting rod is also connected with the universal cross joint.
7. The manual transmission mechanism for the electric vehicle according to claim 2, 3 or 4, wherein a cylindrical body is sleeved on the outer periphery of the pull rod, and the outer peripheral surface of the cylindrical body is in sliding fit with the inner peripheral surface of the support cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020314700.9U CN211893541U (en) | 2020-03-14 | 2020-03-14 | Manpower transmission mechanism of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020314700.9U CN211893541U (en) | 2020-03-14 | 2020-03-14 | Manpower transmission mechanism of electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211893541U true CN211893541U (en) | 2020-11-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020314700.9U Active CN211893541U (en) | 2020-03-14 | 2020-03-14 | Manpower transmission mechanism of electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211893541U (en) |
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2020
- 2020-03-14 CN CN202020314700.9U patent/CN211893541U/en active Active
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Legal Events
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220526 Address after: 463300 No. 396, Xicheng Avenue, Qingyuan Road, industrial cluster area, Guta street, Runan County, Zhumadian City, Henan Province Patentee after: Henan Dongwei Intelligent Technology Co.,Ltd. Address before: 318050 Lima car industry, Industrial Development Zone, Pengjie Town, Luqiao District, Taizhou City, Zhejiang Province Patentee before: LIMA VEHICLE INDUSTRY GROUP Co.,Ltd. |