CN214699091U - Multi-gear reverse gear structure of gearbox - Google Patents
Multi-gear reverse gear structure of gearbox Download PDFInfo
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- CN214699091U CN214699091U CN202120518656.8U CN202120518656U CN214699091U CN 214699091 U CN214699091 U CN 214699091U CN 202120518656 U CN202120518656 U CN 202120518656U CN 214699091 U CN214699091 U CN 214699091U
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- gear
- bevel gear
- sliding sleeve
- bevel
- meshed
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Abstract
A multi-gear reverse gear structure of a gearbox comprises a driving shaft, a first gear, a sliding sleeve, a first bevel gear, a second bevel gear, a third bevel gear, a second gear, a third gear, an output shaft and a power device; the driving shaft is connected with a power device, the sliding sleeve is sleeved on the first gear and meshed with the first gear, and the sliding sleeve can be respectively meshed with the first bevel gear and the second bevel gear; the third bevel gear may be engaged with the first bevel gear and the second bevel gear, respectively, and the second bevel gear is engaged with the first bevel gear. The third gear is meshed with the second gear, and the third gear is connected with the output shaft. The gearbox with the multi-gear reverse gear not only can enable a vehicle to move forwards in different gears, but also can enable the vehicle to move backwards in different gears, and achieves the function of multi-gear reverse gear.
Description
Technical Field
The utility model belongs to the technical field of the gearbox, especially, relate to a gearbox multi-gear structure of reversing gear.
Background
The transmission is one of the main components of a vehicle transmission system, and the vehicle realizes various functions of starting, idling stop, low-speed or high-speed running, acceleration, deceleration, climbing, backing and the like through the transmission. In the prior art, different gears are allocated to a vehicle by setting different transmission ratios in the process of advancing the vehicle. However, when the vehicle needs to be reversed, the reverse gear has only one gear, and the reverse gear is designed as the slowest gear for safety. Therefore, a gearbox multi-gear reverse gear structure is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gearbox multi-gear structure of reversing gear has solved the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model adopts the following technical scheme: a multi-gear reverse gear structure of a gearbox comprises a driving shaft, a first gear, a sliding sleeve, a first bevel gear, a second bevel gear, a third bevel gear, a second gear, a third gear, an output shaft and a power device;
the driving shaft is connected with a power device, the first gear, the first bevel gear and the second bevel gear are sleeved on the driving shaft, the sliding sleeve is sleeved on the first gear and meshed with the first gear, the first bevel gear and the second bevel gear are respectively positioned on two sides of the sliding sleeve, and the sliding sleeve can be respectively meshed with the first bevel gear and the second bevel gear;
the third bevel gear is sleeved outside the sliding sleeve and can be respectively meshed with the first bevel gear and the second bevel gear;
the second gear is arranged on one side close to the first bevel gear and meshed with the first bevel gear;
the third gear is meshed with the second gear, and the third gear is connected with the output shaft.
On the basis of the scheme, the gear box further comprises a gear box shell, and the driving shaft, the first gear, the sliding sleeve, the first bevel gear, the second bevel gear, the third bevel gear, the second gear, the third gear and the output shaft are arranged in the gear box shell.
On the basis of the scheme, the power device is located outside the gearbox shell, and the driving shaft penetrates out of the gearbox shell and then is connected with the power device.
In addition to and as a preferable mode of the above mode, the second gear is provided on a side close to the power unit.
On the basis of the above scheme and as a preferable scheme of the above scheme, the power device comprises a belt pulley, and the belt pulley is connected with the driving shaft.
In addition to the above, as a preferable mode of the above, a first engaging portion and a second engaging portion are provided on a side surface of an inner ring of the sliding sleeve, the first engaging portion may engage with the first bevel gear, and the second engaging portion may engage with the second bevel gear.
On the basis of the above scheme and as a preferable scheme of the above scheme, the distance between the first bevel gear and the second bevel gear is larger than the thickness of the sliding sleeve.
The utility model discloses the beneficial effect who has does: the multi-gear reversing structure of the gearbox not only can enable a vehicle to advance at different gears, but also can enable the vehicle to retreat at different gears, thereby realizing the function of reversing at multiple gears; the gearbox is provided with the shell, so that dust or foreign matters can be prevented from entering the gearbox, and the service life of the gearbox is prolonged; the power device is positioned outside the shell of the gearbox, and the driving shaft penetrates out of the shell of the gearbox and then is connected with the power device, so that the power device can transmit power to the gearbox conveniently, and the speed change function is realized inside the gearbox;
drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
The reference numbers are as follows:
1. a drive shaft; 2. a first gear; 3. a sliding sleeve; 4. a first bevel gear; 5. a second bevel gear; 6. a third bevel gear; 7. a second gear; 8. a third gear; 9. an output shaft; 10. a power plant; 11. a gearbox housing.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
As shown in the attached figure 1, the multi-gear reverse gear structure of the gearbox comprises a driving shaft 1, a first gear 2, a sliding sleeve 3, a first bevel gear 4, a second bevel gear 5, a third bevel gear 6, a second gear 7, a third gear 8, an output shaft 9 and a power device 10;
the driving shaft 1 is connected with a power device 10, the first gear 2, the first bevel gear 4 and the second bevel gear 5 are sleeved on the driving shaft 1, the sliding sleeve 3 is sleeved on the first gear 2, the sliding sleeve 3 is meshed with the first gear 2, the first bevel gear 4 and the second bevel gear 5 are respectively positioned on two sides of the sliding sleeve 3, and the sliding sleeve 3 can be respectively meshed with the first bevel gear 4 and the second bevel gear 5;
the third bevel gear 6 is sleeved outside the sliding sleeve 3, and the third bevel gear 6 can be respectively meshed with the first bevel gear 4 and the second bevel gear 5;
the second gear 7 is arranged at one side close to the first bevel gear 4, and the second gear 7 is meshed with the first bevel gear 4;
the third gear 8 is meshed with the second gear 7, and the third gear 8 is connected with an output shaft 9.
When the driving shaft is moved leftwards through the operating lever, the sliding sleeve is driven through the first gear to be meshed with the first bevel gear, the first bevel gear outputs power to the output shaft through the second gear and the third gear, and the output shaft realizes conversion among different gears through different transmission ratios to drive the vehicle to move forwards;
when the driving shaft moves rightwards through the operating lever, the sliding sleeve can be driven through the first gear to be meshed with the second bevel gear, the second bevel gear is meshed with the third bevel gear, the third bevel gear is meshed with the second gear, the second gear rotates reversely at the moment, power is output to the output shaft through the third gear, the output shaft realizes conversion among different gears through different transmission ratios, and the vehicle can back up in different gears.
The multi-gear reversing structure of the gearbox not only can enable a vehicle to move forwards in different gears, but also can enable the vehicle to move backwards in different gears, and therefore the function of reversing in multiple gears is achieved.
The gearbox comprises a transmission case 11, and the driving shaft 1, the first gear 2, the sliding sleeve 3, the first bevel gear 4, the second bevel gear 5, the third bevel gear 6, the second gear 7, the third gear 8 and the output shaft 9 are all arranged in the transmission case 11. The gearbox casing can prevent dust or foreign matter from getting into the gearbox in, has improved the life of gearbox.
The power device 10 is located outside the gearbox shell 11, the driving shaft 1 penetrates out of the gearbox shell 11 and then is connected with the power device 10, power is conveniently transmitted to the gearbox by the power device, and the speed change function is achieved inside the gearbox.
The second gear 7 is arranged on one side close to the power device 10, so that the second gear is meshed with the third gear and then transmits power to the output shaft.
The power device 10 comprises a belt pulley, the belt pulley is connected with the driving shaft 1, and power can be well transmitted to the driving shaft through the belt pulley.
The side face of the inner ring of the sliding sleeve 3 is provided with a first meshing part and a second meshing part, the first meshing part can be meshed with the first bevel gear 4, the second meshing part can be meshed with the second bevel gear 5, the two meshing parts are arranged to be respectively connected with the first bevel gear and the second bevel gear, the first bevel gear and the second bevel gear can be prevented from sharing the same meshing part, and the service life of the sliding sleeve is prolonged.
The distance between the first bevel gear 4 and the second bevel gear 5 is larger than the thickness of the sliding sleeve 3, so that space is provided for the sliding sleeve to move left and right, and the sliding sleeve and one of the first bevel gear or the second bevel gear are meshed with the other in a completely separated state.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. The utility model provides a gearbox many gears structure of backing a gear which characterized in that: comprises a driving shaft (1), a first gear (2), a sliding sleeve (3), a first bevel gear (4), a second bevel gear (5), a third bevel gear (6), a second gear (7), a third gear (8), an output shaft (9) and a power device (10);
the driving shaft (1) is connected with a power device (10), the first gear (2), the first bevel gear (4) and the second bevel gear (5) are sleeved on the driving shaft (1), the sliding sleeve (3) is sleeved on the first gear (2), the sliding sleeve (3) is meshed with the first gear (2), the first bevel gear (4) and the second bevel gear (5) are respectively positioned on two sides of the sliding sleeve (3), and the sliding sleeve (3) can be respectively meshed with the first bevel gear (4) and the second bevel gear (5);
the third bevel gear (6) is sleeved outside the sliding sleeve (3), and the third bevel gear (6) can be respectively meshed with the first bevel gear (4) and the second bevel gear (5);
the second gear (7) is arranged on one side close to the first bevel gear (4), and the second gear (7) is meshed with the first bevel gear (4);
the third gear (8) is meshed with the second gear (7), and the third gear (8) is connected with the output shaft (9).
2. The transmission multi-gear reverse structure of claim 1, wherein: the gear box is characterized by further comprising a gear box shell (11), wherein the driving shaft (1), the first gear (2), the sliding sleeve (3), the first bevel gear (4), the second bevel gear (5), the third bevel gear (6), the second gear (7), the third gear (8) and the output shaft (9) are all arranged in the gear box shell (11).
3. A transmission multi-gear reverse-gear structure as defined in claim 2, wherein: the power device (10) is located outside the gearbox shell (11), and the driving shaft (1) penetrates out of the gearbox shell (11) and then is connected with the power device (10).
4. A transmission multi-gear reverse-gear structure as defined in claim 3, wherein: the second gear (7) is arranged on one side close to the power device (10).
5. The transmission multi-gear reverse structure of claim 1, wherein: the power device (10) comprises a belt pulley, and the belt pulley is connected with the driving shaft (1).
6. The transmission multi-gear reverse structure of claim 1, wherein: the side surface of the inner ring of the sliding sleeve (3) is provided with a first meshing part and a second meshing part, the first meshing part can be meshed with the first bevel gear (4), and the second meshing part can be meshed with the second bevel gear (5).
7. The transmission multi-gear reverse structure of claim 1, wherein: the distance between the first bevel gear (4) and the second bevel gear (5) is larger than the thickness of the sliding sleeve (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120518656.8U CN214699091U (en) | 2021-03-11 | 2021-03-11 | Multi-gear reverse gear structure of gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120518656.8U CN214699091U (en) | 2021-03-11 | 2021-03-11 | Multi-gear reverse gear structure of gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214699091U true CN214699091U (en) | 2021-11-12 |
Family
ID=78570938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120518656.8U Expired - Fee Related CN214699091U (en) | 2021-03-11 | 2021-03-11 | Multi-gear reverse gear structure of gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214699091U (en) |
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2021
- 2021-03-11 CN CN202120518656.8U patent/CN214699091U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211112 |