CN215673426U - Transmission device of motor vehicle - Google Patents
Transmission device of motor vehicle Download PDFInfo
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- CN215673426U CN215673426U CN202121695832.1U CN202121695832U CN215673426U CN 215673426 U CN215673426 U CN 215673426U CN 202121695832 U CN202121695832 U CN 202121695832U CN 215673426 U CN215673426 U CN 215673426U
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- ratchet wheel
- driven gear
- transmission
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Abstract
The utility model relates to the technical field of motor vehicle transmission, in particular to a motor vehicle transmission device which comprises a driving power part, a transmission assembly, a box body and a wheel shaft, wherein the driving power part is in transmission connection with the wheel shaft through the transmission assembly, the transmission assembly is arranged in the box body, the box body is rotatably connected with a transmission part, the transmission part comprises a hollow shaft, one side in the hollow shaft is movably inserted with a mandril, the left side of the outer surface of the hollow shaft is fixedly sleeved with a first driven gear, the left side of the outer surface of the hollow shaft is slidably sleeved with a first end face ratchet wheel, and the first driven gear is opposite to the first end face ratchet wheel. The utility model can form different gears among the transmission parts of the box body by selectively pushing the ejector rod, can freely switch among a high gear, a neutral gear, a middle gear, a low gear and a reverse gear, has small volume, compact structure and convenient operation, and is convenient for the normal operation of motor vehicles.
Description
Technical Field
The utility model relates to the technical field of motor vehicle transmission, in particular to a motor vehicle transmission device.
Background
The existing transmission device of the motor vehicle mainly comprises a fuel/gas electric hybrid power transmission device, a fuel/gas power transmission device and a pure electric power transmission device.
The existing transmission device of the motor vehicle, such as the transmission device of the small motor vehicle provided by the chinese patent CN205417159U, has the characteristics of reasonable structure, simple operation, and being capable of ensuring the long-term continuous normal operation of the engine or the motor of the power part, however, the transmission device in the prior art has large volume, complicated structure, and troublesome field operation, and affects the normal operation of the motor vehicle.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a motor vehicle transmission device which has the advantage of convenient use and solves the problems that the transmission device in the prior art has larger volume, more complicated structure and more troublesome field operation and influences the normal operation of a motor vehicle.
In order to solve the technical problems, the utility model provides the following technical scheme: the transmission device of the motor vehicle comprises a driving power part, a transmission assembly, a box body and a wheel shaft, wherein the driving power part is in transmission connection with the wheel shaft through the transmission assembly, the transmission assembly is arranged in the box body, and a transmission part is rotatably connected in the box body.
The transmission part comprises a hollow shaft, a push rod is movably inserted into one side in the hollow shaft, a first driven gear is fixedly sleeved on the left side of the outer surface of the hollow shaft, a first end face ratchet wheel is slidably sleeved on the left side of the outer surface of the hollow shaft, and the first driven gear and the first end face ratchet wheel are arranged oppositely.
The outer surface of the hollow shaft is fixedly sleeved with an output gear, a first spring is connected between the output gear and the first end face ratchet wheel, the middle of the outer surface of the hollow shaft is fixedly sleeved with a second driven gear, the middle of the outer surface of the hollow shaft is slidably sleeved with a second end face ratchet wheel, the second end face ratchet wheel is arranged opposite to the second driven gear, and a second spring is connected between the second end face ratchet wheel and the output gear.
The right side of the outer surface of the hollow shaft is fixedly sleeved with a third driven gear, the right side of the outer surface of the hollow shaft is sleeved with a third end face ratchet wheel and a fourth end face ratchet wheel in a sliding mode, the third end face ratchet wheel and the fourth end face ratchet wheel are located on two sides of the third driven gear respectively, a third spring is connected between the third end face ratchet wheel and the second driven gear, and a fourth spring is connected between the fourth end face ratchet wheel and the inner wall of the box body.
The hollow shaft is internally provided with a limiting piece, the ejector rod is positioned at the head end of the limiting piece, the tail end of the limiting piece is connected with a return spring, and the limiting piece is used for adjusting the positions of the first end face ratchet wheel, the second end face ratchet wheel, the third end face ratchet wheel and the fourth end face ratchet wheel.
Further, the driving power part is a motor, and the motor is fixedly connected to the top of the side face of the box body through a fixing frame.
Further, the inside top of box rotates and is connected with connecting portion, connecting portion include rotating gear, axis of rotation, gear wheel and pinion, rotating gear is fixed to be cup jointed in one side of axis of rotation surface, the output of motor passes through the driving gear and meshes with rotating gear, rotating gear meshes with first driven gear mutually.
Furthermore, the bull gear and the pinion are respectively fixedly sleeved on the other side of the outer surface of the rotating shaft, the bull gear is meshed with the second driven gear, and the pinion is meshed with the third driven gear.
And the differential mechanism is positioned at the bottom of the interior of the box body, the output gear is meshed with the differential mechanism, and a power output shaft of the differential mechanism is coaxially connected with the wheel shaft.
The number of the travelling wheels is two, the two travelling wheels are sleeved at two ends of the wheel shaft, brakes are arranged at two ends of the outer surface of the wheel shaft, and the brakes are matched with the travelling wheels.
By means of the technical scheme, the utility model provides a motor vehicle transmission device which at least has the following beneficial effects:
the motor vehicle transmission device can form different gears between the transmission parts of the box body by selectively pushing the ejector rod, can freely switch among neutral gear, middle gear, slow gear and reverse gear, and has the advantages of small volume, compact structure, convenient operation and convenient normal operation of motor vehicles.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application:
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a first state of a transmission part according to an embodiment of the present invention;
FIG. 3 is a structural diagram of a transmission portion in a second state according to an embodiment of the present invention;
FIG. 4 is a structural diagram of a transmission portion in a third state according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a fourth state of the transmission portion in the first embodiment of the utility model.
FIG. 6 is a schematic structural diagram according to a second embodiment of the present invention;
FIG. 7 is a third structural view of the connecting portion and the transmission portion according to the second embodiment of the present invention;
in the figure: 1. a box body; 2. a transmission section; 201. a hollow shaft; 202. a top rod; 203. a limiting member; 204. a first driven gear; 205. a first end face ratchet wheel; 206. an output gear; 207. a first spring; 208. a second end surface ratchet wheel; 209. a second driven gear; 210. a second spring; 211. a third end face ratchet wheel; 212. a third spring; 213. a third driven gear; 214. a fourth end face ratchet wheel; 215. a fourth spring; 216. a return spring; 3. a motor; 4. a rotating gear; 5. a rotating shaft; 6. a bull gear; 7. a pinion gear; 8. a differential mechanism; 9. a wheel shaft; 10. a traveling wheel; 11. and a brake.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
according to the figure 1, the transmission device of the motor vehicle comprises a driving power part, a transmission assembly, a box body 1 and a wheel shaft 9, wherein the driving power part is in transmission connection with the wheel shaft 9 through the transmission assembly, the transmission assembly is arranged inside the box body 1, and a transmission part 2 is rotatably connected inside the box body 1.
The transmission part 2 comprises a hollow shaft 201, a push rod 202 is movably inserted into one side inside the hollow shaft 201, a first driven gear 204 is fixedly sleeved on the left side of the outer surface of the hollow shaft 201, a first end ratchet wheel 205 is slidably sleeved on the left side of the outer surface of the hollow shaft 201, and the first driven gear 204 and the first end ratchet wheel 205 are arranged oppositely.
An output gear 206 is fixedly sleeved on the outer surface of the hollow shaft 201, a first spring 207 is connected between the output gear 206 and the first end face ratchet wheel 205, a second driven gear 209 is fixedly sleeved in the middle of the outer surface of the hollow shaft 201, a second end face ratchet wheel 208 is slidably sleeved in the middle of the outer surface of the hollow shaft 201, the second end face ratchet wheel 208 and the second driven gear 209 are arranged oppositely, and a second spring 210 is connected between the second end face ratchet wheel 208 and the output gear 206.
A third driven gear 213 is fixedly sleeved on the right side of the outer surface of the hollow shaft 201, a third end face ratchet wheel 211 and a fourth end face ratchet wheel 214 are sleeved on the right side of the outer surface of the hollow shaft 201 in a sliding mode, the third end face ratchet wheel 211 and the fourth end face ratchet wheel 214 are located on two sides of the third driven gear 213 respectively, a third spring 212 is connected between the third end face ratchet wheel 211 and the second driven gear 209, and a fourth spring 215 is connected between the fourth end face ratchet wheel 214 and the inner wall of the box body 1.
The hollow shaft 201 is internally provided with a limiting piece 203, the top rod 202 is positioned at the head end of the limiting piece 203, the tail end of the limiting piece 203 is connected with a return spring 216, and the limiting piece 203 is used for adjusting the positions of the first end face ratchet wheel 205, the second end face ratchet wheel 208, the third end face ratchet wheel 211 and the fourth end face ratchet wheel 214.
Drive power spare is the motor, the motor passes through the top of mount fixed connection in box 1 side, the inside top of box 1 is rotated and is connected with connecting portion, connecting portion include rotating gear 4, axis of rotation 5, gear wheel 6 and pinion 7, rotating gear 4 is fixed cup joints in one side of axis of rotation 5 surface, the output of motor passes through the driving gear and meshes with rotating gear 4, rotating gear 4 meshes with first driven gear 204 mutually, gear wheel 6 and pinion 7 are fixed respectively and cup joint the opposite side at axis of rotation 5 surface, gear wheel 6 meshes with second driven gear 209 mutually, pinion 7 meshes with third driven gear 213 mutually.
The transmission device of the motor vehicle further comprises a differential 8, the differential 8 is positioned at the bottom of the interior of the box body 1, an output gear 206 is meshed with the differential 8, and a power output shaft of the differential 8 is coaxially connected with a wheel shaft 9.
The transmission device of the motor vehicle further comprises two walking wheels 10, the two walking wheels 10 are sleeved at two ends of the wheel shaft 9, brakes 11 are arranged at two ends of the outer surface of the wheel shaft 9, and the brakes 11 are matched with the walking wheels 10.
According to fig. 2, the plunger 202 enters the hollow shaft 201 for the first time by six millimeters, the first driven gear 204 and the first end ratchet 205 are separated from each other, the second end ratchet 208 and the second driven gear 209 are separated from each other, and the third end ratchet 211, the third driven gear 213 and the fourth end ratchet 214 are separated from each other, which is a neutral position.
According to fig. 3, the plunger 202 enters the hollow shaft 201 for a second time by six millimeters, the first driven gear 204 and the first end ratchet wheel 205 are separated from each other, the elastic force of the second spring 210 pushes the second end ratchet wheel 208, so that the second end ratchet wheel 208 and the second driven gear 209 are engaged with each other, and the third end ratchet wheel 211, the third driven gear 213 and the fourth end ratchet wheel 214 are separated from each other, which is a middle gear.
According to fig. 4, the plunger 202 enters the hollow shaft 201 for a third time by six millimeters, the first driven gear 204 and the first end ratchet 205 are separated from each other, the second end ratchet 208 and the second driven gear 209 are separated from each other, the third end ratchet 211 is pushed by the elastic force of the third spring 212, so that the third end ratchet 211 and the third driven gear 213 are meshed with each other, and the third driven gear 213 and the fourth end ratchet 214 are separated from each other, which is a slow gear.
According to fig. 5, the plunger 202 enters the hollow shaft 201 for a fourth time by six millimeters, the first driven gear 204 and the first end ratchet wheel 205 are separated from each other, the second end ratchet wheel 208 and the second driven gear 209 are separated from each other, the third end ratchet wheel 211 and the third driven gear 213 are separated from each other, and at this time, the fourth end ratchet wheel 214 is pushed by the elastic force of the fourth spring 215, so that the third driven gear 213 and the fourth end ratchet wheel 214 are meshed with each other, and at this time, the motor 3 is reversely rotated to the reverse gear.
Example two:
according to the drawings of fig. 6-7, a transmission device of a motor vehicle comprises a driving power part, a transmission assembly, a box body 1 and a wheel shaft 9, wherein the driving power part is in transmission connection with the wheel shaft 9 through the transmission assembly, the transmission assembly is arranged in the box body 1, the box body 1 is rotatably connected with a transmission part 2, the driving power part is a motor, the motor is fixedly connected to the top of the side surface of the box body 1 through a fixing frame, the top of the box body 1 is rotatably connected with a connecting part, and the connecting part is connected with the transmission part 2 through a shifting rod 12.
The connecting part comprises a hollow shaft I, one side inside the hollow shaft I is connected with a mandril I in a sliding mode, the other side inside the hollow shaft I is provided with a limiting part I, the right side of the outer surface of the hollow shaft I is fixedly sleeved with an input gear, the input gear is meshed with a gear at the output end of a driving power part, the left side of the outer surface of the hollow shaft I is fixedly sleeved with an output gear, the middle part of the outer surface of the hollow shaft I is respectively and fixedly sleeved with a driving gear I and a driving gear II, two sides of the outer surface of the hollow shaft I are movably sleeved with an end face ratchet I and an end face ratchet II, the end face ratchet I is arranged opposite to the driving gear I, a compression spring I is arranged between the end face ratchet I and the output gear, the end face ratchet II is arranged opposite to the driving gear II, a compression spring II is arranged between the input gears of the end face ratchet II, and two sides of the outer surface of the hollow shaft I are respectively and fixedly sleeved with a connecting gear I and a connecting gear II, and connecting gear I is located between output gear and compression spring I, and connecting gear II is located between compression spring II and the input gear.
The transmission part 2 comprises a hollow shaft II, one side inside the hollow shaft II is connected with a mandril II in a sliding way, a shifting rod 12 is movably connected to one side of the inner wall of the box body 1 through a bracket, the mandril II and the mandril I are respectively positioned at the upper end and the lower end of the side surface of the shifting rod 12, the other side inside the hollow shaft II is provided with a limiting part II, a transmission gear is fixedly sleeved at the left side of the outer surface of the hollow shaft II and is meshed with an output gear, a driven gear I and a driven gear II are respectively and fixedly sleeved at the middle part of the outer surface of the hollow shaft II, the driven gear I is meshed with the driving gear I, the driven gear II is meshed with the driving gear II, an end face gear I and an end face gear II are respectively and fixedly sleeved at the two ends of the outer surface of the hollow shaft II, an end face ratchet I and an end face ratchet II are respectively and are oppositely arranged, and are meshed with a connecting gear I, a spring III is arranged between the end face ratchet I and the driven gear I, the end face ratchet II is arranged opposite to the end face gear II, the end face gear II is meshed with the connecting gear II, and a spring IV is arranged between the end face ratchet II and the driven gear II.
The transmission device of the motor vehicle further comprises a differential gear 8, the differential gear 8 is positioned at the bottom of the interior of the box body 1, an output gear 206 is meshed with the differential gear 8, and a power output shaft of the differential gear 8 is coaxially connected with a wheel shaft 9.
The transmission device of the motor vehicle further comprises two walking wheels 10, the two walking wheels 10 are sleeved at two ends of the wheel shaft 9, brakes 11 are arranged at two ends of the outer surface of the wheel shaft 9, and the brakes 11 are matched with the walking wheels 10.
In summary, the transmission device of the motor vehicle can form different gears among the transmission parts 2 of the box body 1 by selectively pushing the top rod 202, can freely switch among neutral gear, middle gear, slow gear and reverse gear, and has the advantages of small volume, compact structure, convenient operation and convenient normal operation of the motor vehicle.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a motor vehicle transmission, includes drive power spare, transmission assembly, box (1) and axletree (9), drive power spare is connected with axletree (9) transmission through transmission assembly, transmission assembly establishes the inside at box (1), its characterized in that: the transmission part (2) is rotatably connected inside the box body (1);
the transmission part (2) comprises a hollow shaft (201), a push rod (202) is movably inserted into one side inside the hollow shaft (201), a first driven gear (204) is fixedly sleeved on the left side of the outer surface of the hollow shaft (201), a first end face ratchet wheel (205) is slidably sleeved on the left side of the outer surface of the hollow shaft (201), and the first driven gear (204) and the first end face ratchet wheel (205) are arranged oppositely;
an output gear (206) is fixedly sleeved on the outer surface of the hollow shaft (201), a first spring (207) is connected between the output gear (206) and the first end face ratchet wheel (205), a second driven gear (209) is fixedly sleeved in the middle of the outer surface of the hollow shaft (201), a second end face ratchet wheel (208) is slidably sleeved in the middle of the outer surface of the hollow shaft (201), the second end face ratchet wheel (208) and the second driven gear (209) are oppositely arranged, and a second spring (210) is connected between the second end face ratchet wheel (208) and the output gear (206);
a third driven gear (213) is fixedly sleeved on the right side of the outer surface of the hollow shaft (201), a third end face ratchet wheel (211) and a fourth end face ratchet wheel (214) are sleeved on the right side of the outer surface of the hollow shaft (201) in a sliding mode, the third end face ratchet wheel (211) and the fourth end face ratchet wheel (214) are located on two sides of the third driven gear (213) respectively, a third spring (212) is connected between the third end face ratchet wheel (211) and the second driven gear (209), and a fourth spring (215) is connected between the fourth end face ratchet wheel (214) and the inner wall of the box body (1);
the inside of hollow shaft (201) is equipped with locating part (203), ejector pin (202) are located the head end of locating part (203), the trailing end connection of locating part (203) has reset spring (216), locating part (203) are used for the adjustment to first end ratchet (205), second terminal surface ratchet (208), third terminal surface ratchet (211) and fourth terminal surface ratchet (214) position.
2. A motor vehicle transmission as claimed in claim 1, wherein: the driving power part is a motor, and the motor is fixedly connected to the top of the side face of the box body (1) through a fixing frame.
3. A motor vehicle transmission as claimed in claim 2, wherein: the top of box (1) inside is rotated and is connected with connecting portion, connecting portion include rotating gear (4), axis of rotation (5), gear wheel (6) and pinion (7), rotating gear (4) are fixed to be cup jointed in one side of axis of rotation (5) surface, the output of motor passes through the driving gear and meshes with rotating gear (4), rotating gear (4) mesh with first driven gear (204) mutually.
4. A motor vehicle transmission as claimed in claim 3, wherein: the bull gear (6) and the pinion (7) are fixedly sleeved on the other side of the outer surface of the rotating shaft (5) respectively, the bull gear (6) is meshed with the second driven gear (209), and the pinion (7) is meshed with the third driven gear (213).
5. A motor vehicle transmission as claimed in claim 1, wherein: the automobile differential gear is characterized by further comprising a differential (8), the differential (8) is located at the bottom of the interior of the box body (1), the output gear (206) is meshed with the differential (8), and a power output shaft of the differential (8) is coaxially connected with the wheel shaft (9).
6. A motor vehicle transmission as claimed in claim 1, wherein: still include walking wheel (10), the quantity of walking wheel (10) is two, and two walking wheels (10) cover are established at the both ends of axletree (9), the both ends of axletree (9) surface all are equipped with stopper (11), stopper (11) and walking wheel (10) looks adaptation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121695832.1U CN215673426U (en) | 2021-07-26 | 2021-07-26 | Transmission device of motor vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121695832.1U CN215673426U (en) | 2021-07-26 | 2021-07-26 | Transmission device of motor vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215673426U true CN215673426U (en) | 2022-01-28 |
Family
ID=79981368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121695832.1U Active CN215673426U (en) | 2021-07-26 | 2021-07-26 | Transmission device of motor vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215673426U (en) |
-
2021
- 2021-07-26 CN CN202121695832.1U patent/CN215673426U/en active Active
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