CN221120799U - Sequence type manual four-wheel drive gearbox for racing - Google Patents
Sequence type manual four-wheel drive gearbox for racing Download PDFInfo
- Publication number
- CN221120799U CN221120799U CN202322864942.1U CN202322864942U CN221120799U CN 221120799 U CN221120799 U CN 221120799U CN 202322864942 U CN202322864942 U CN 202322864942U CN 221120799 U CN221120799 U CN 221120799U
- Authority
- CN
- China
- Prior art keywords
- gear set
- racing
- shaft
- gear
- manual
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims description 36
- 238000012546 transfer Methods 0.000 claims description 21
- 238000013461 design Methods 0.000 abstract description 3
- 230000002708 enhancing effect Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 15
- 239000010687 lubricating oil Substances 0.000 description 9
- 230000009471 action Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Structure Of Transmissions (AREA)
Abstract
The utility model relates to the technical field of four-wheel drive gearboxes, and discloses a sequential manual four-wheel drive gearbox for racing. Through design, the racing manual four-wheel drive gearbox improves transmission efficiency and reduces energy loss; the gear shifting is quick, and the driving operation is improved; providing a more stable power output and enhancing the overall stability of the racing car.
Description
Technical Field
The utility model relates to the technical field of four-drive gearboxes, in particular to a racing sequential manual four-drive gearbox.
Background
The four-wheel drive tension racing car is used as a high-performance racing car, and stable power output is required to be maintained under various complex road conditions.
However, in the prior art, the design and construction of gearboxes does not adequately address this need. The existing gearbox is used on racing vehicles, and the problems of low transmission efficiency, unstable power output and the like are often solved, so that the problems of high temperature, high rotation speed and high load of the racing vehicles under complex road conditions can not be met, the convenience in operation is avoided when high-frequency gear shifting is needed, and the development market of the four-wheel-drive tension racing vehicles is greatly restricted. Therefore, a person skilled in the art provides a racing manual four-drive gearbox to solve the above-mentioned problems.
Disclosure of utility model
(One) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a sequential manual four-drive gearbox for racing, which aims to solve the problems in the prior art.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a manual four-wheel drive gearbox of sequence for race, includes the gearbox shell, and whole sealed provides the support for the installation of each mechanism, and inside is equipped with lubricating oil simultaneously, including input shaft and initiative gear train, output shaft and driven gear train in the gearbox shell, input shaft and initiative gear train are located one side of output shaft and driven gear train, and the main gear group passes through the input shaft and is connected with the engine, and driven gear train passes through the output shaft and is connected with the transfer case. The gear shifting device comprises an output shaft, a driven gear set, a gear shifting mechanism, a reverse gear, a transfer case gear set, a central differential mechanism, a differential lock mechanism and a gear shifting mechanism, wherein the gear shifting mechanism can be realized by only pushing a gear shifting lever forwards or pulling the gear shifting lever backwards during gear shifting, the gear shifting mechanism is arranged above the output shaft and the driven gear set, the reverse gear is arranged on one side of the input shaft and the driven gear set, which is far away from the input shaft and the driven gear set, the transfer case gear set is arranged on one side of the transfer case gear set, which is far away from the input shaft and the driven gear set, and the differential lock mechanism is arranged on one side of the central differential mechanism.
Preferably, the gear shifting mechanism comprises a gear shifting shaft drum and a gear shifting fork, the gear shifting rod is shifted back and forth, the connecting rod mechanism is driven to convert reciprocating motion into rotary motion of the gear shifting shaft drum, grooves with different phase angles on the gear shifting shaft drum drive the gear shifting fork to slide in the grooves, and then gears with different speed ratios are meshed with the output shaft by driving gear meshing pieces through the sliding of different four groups of gear shifting forks in the axial direction of the gear shifting shaft drum to output power to the transfer case, the transfer case gear set is decelerated to further amplify output torque, and the mechanical central differential mechanism outputs power to the front transmission shaft and the rear transmission shaft.
Preferably, an oil pump is arranged at one end of the gear set in the input shaft and the driving gear set, the oil pump is a gear type oil pump, the gear type oil pump is connected with the output shaft through a spline and synchronously rotates with the output shaft, lubricating oil in the gearbox is pumped out and circulated through meshing extrusion of two pinion gears meshed with the inner part, the lubricating oil flows back to the built-in oil duct after external heat dissipation, and oil duct nozzles spray the lubricating oil to each bearing and the gear meshing part for lubrication and cooling of parts.
Preferably, a front output flange is arranged on one side, far away from the central differential mechanism, of the transfer case gear set, and is used for providing power for a front transmission shaft and is connected with the differential mechanism through a spline.
Preferably, a rear output flange is arranged on one side, far away from the transfer case gear set, of the central differential mechanism, and is used for providing power for a rear transmission shaft and is connected with the differential mechanism through a spline.
(III) beneficial effects
Compared with the prior art, the utility model provides a sequential manual four-drive gearbox for racing, which has the following beneficial effects:
Through design, the racing manual four-wheel drive gearbox improves transmission efficiency and reduces energy loss; the gear shifting is quick, and the driving operation is improved; providing more stable power output and enhancing the overall stability of the racing car; the sequential manual four-wheel drive gearbox for racing can be widely applied to racing car manufacturing industry, can bear a high-horsepower engine of racing car, can bear torque reaching 900 N.m, has higher transmission efficiency by meshing straight teeth, can switch gears more quickly and conveniently by sequential gear shifting, and improves performance and competitiveness of racing car.
Drawings
Fig. 1 is a schematic structural diagram of a sequential manual four-drive gearbox for racing according to an embodiment of the present application.
Fig. 2 is a schematic front view illustrating an internal structure of a sequential manual four-drive transmission according to an embodiment of the present application.
Fig. 3 is a schematic rear view illustrating an internal structure of a sequential manual four-drive transmission according to an embodiment of the present application.
In the figure: 1. a gearbox housing; 2. a front output flange; 3. a rear output flange; 4. an input shaft and a driving gear set; 5. an output shaft and a driven gear set; 6. a transfer case gearset; 7. a central differential; 8. a shift shaft drum; 9. a gear shifting mechanism; 10. a shift fork; 11. a differential lock mechanism; 12. an oil pump; 13. reverse gear.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a technical scheme, referring to fig. 1 and 2, of a racing manual four-drive gearbox, which comprises a gearbox shell 1, wherein the gearbox shell 1 internally comprises an input shaft, a driving gear set 4, an output shaft and a driven gear set 5, the input shaft, the driving gear set 4 are positioned on one side of the output shaft and the driven gear set 5, the main gear set is connected with an engine through the input shaft, and the driven gear set is connected with a transfer case through the output shaft. During gear shifting, the gear shifting can be realized by pushing or pulling a gear shifting lever forwards or backwards, a gear shifting mechanism 9 is arranged above an output shaft and a driven gear set 5, referring to fig. 2 and 3, a reverse gear 13 is arranged on one side of the input shaft and the driven gear set 4 far away from the output shaft and the driven gear set 5, a transfer case gear set 6 is arranged on one side of the output shaft and the driven gear set 5 far away from the input shaft and the driven gear set 4, a central differential 7 is arranged on one side of the transfer case gear set 6, a differential lock mechanism 11 is arranged on one side of the central differential 7, the gear shifting mechanism 9 comprises a gear shifting shaft drum 8 and a gear shifting fork 10, the gear shifting fork 10 is driven by pulling the gear shifting lever forwards and backwards to convert reciprocating motion into rotary motion of the gear shifting shaft drum 8, and then the gear shifting fork 10 is driven by grooves with different phase angles on the gear shifting shaft drum 8 to slide in the grooves, gears with different speed ratios are meshed with the output shafts of the transfer case 6, and the transfer case 6 is further amplified, and the power is output to a transmission shaft 7 for mechanical transmission of front and rear power is output;
Referring to fig. 3, an oil pump 12 is installed at one end of the gear set in the input shaft and the driving gear set 4, and is a gear type oil pump, and is connected with the output shaft through a spline, and rotates synchronously with the output shaft, the lubricating oil inside the gearbox is pumped out and circulated through the meshing extrusion of two pinion gears meshed with each other in the interior, and flows back to the built-in oil duct after external heat dissipation, the lubricating oil is sprayed to each bearing and the gear meshing position by the oil duct nozzle for lubrication and cooling of parts, referring to fig. 2, a front output flange 2 is installed at one side of the transfer case gear set 6 far away from the central differential 7, power is provided for a front transmission shaft, the front transmission shaft is connected with the differential through a spline, and a rear output flange 3 is installed at one side of the central differential 7 far away from the transfer case gear set 6, power is provided for a rear transmission shaft, and is connected with the differential through a spline.
The working principle of each part of the device is as follows:
1) Gearbox housing 1: the whole seal provides support for the installation of each mechanism, and lubricating oil is filled in the whole seal;
2) Front output flange 2: the front transmission shaft is powered and connected with the differential through a spline;
3) Rear output flange 3: the rear transmission shaft is powered and connected with the differential mechanism through a spline;
4) Input shaft and drive gear set 4: the power input end is connected with 7 groups of gears with different speed ratios through splines on the shaft, namely 1 to 6 gears and a reverse gear, so that 6 forward gears and 1 reverse gear are realized, the power input end rotates synchronously with the input shaft, and the input shaft is arranged on the shell through a bearing;
5) Output shaft and driven gear set 5: the gear speed change output end is provided with 7 groups of gears with different speed ratios on the shaft through needle bearings, each gear can radially rotate relative to the output shaft, the driving gear set on the corresponding input shaft completes the combination of different gears, then the driven gear and the output shaft are locked by the shifting sheets with different gears so as to output different rotating speeds, and the output shaft is arranged on the shell through bearings;
6) Transfer case gearset 6: the final output speed ratio is adjusted, the torque is amplified, power is transmitted to the central differential 7, the pinion is connected with the output shaft through a spline, and the large gear is connected with the central differential 7 through a spline;
7) Central differential 7: the power of the front and rear transmission shafts is distributed through the pre-pressure of the internal friction plate and the steel sheet, the differential function is realized, and the differential is arranged on the shell through a bearing;
8) Shift shaft drum 8: the linear reciprocating motion of the gear shifting mechanism is converted into rotary motion, the shifting fork is driven to slide in the groove through grooves with different phase angles, gears with different speed ratios are locked and meshed with the output shaft to change gears, and the gear shifting shaft drum 8 is arranged on the shell through a bearing;
9) Shift mechanism 9: the gear shifting input end is used for driving the gear shifting shaft drum 8 to rotate to change the gear shifting position by pulling the stop lever back and forth to drive the mechanism through the combined action of the wheel shaft and the lever;
10A shift fork 10): the front to back 4 shifting forks are used for respectively controlling 1 gear, 2 gear, reverse gear, 3 gear, 4 gear, 5 gear and 6 gear, are arranged on the same sliding rod, the sliding rod is fixed with the shell, and the shifting forks are moved on the sliding rod through the rotation of the gear shifting shaft drum 8, so that the output gears of corresponding gears of the meshing pieces of different gears are locked with the output shaft, and the speed ratio or the rotation direction of the output shaft is changed;
11 Differential lock mechanism 11): the linear cylinder is used for controlling locking and separating, the cylinder drives a parallel differential lock shifting fork to move, a mechanical differential lock shifting piece connected with an output flange at one end is inserted into a groove of a differential mechanism shell through a plurality of bulges and locked with an output flange at the other end, and the differential function of the differential mechanism is locked, so that the power output of a front transmission shaft and a rear transmission shaft 50:50 is achieved;
12 Oil pump 12: the gear type oil pump is connected with the output shaft through a spline, rotates synchronously with the output shaft, pumps out and circulates lubricating oil in the gearbox through meshing extrusion of two pinion gears meshed with each other in the interior, and flows back to the built-in oil duct after external heat dissipation, and the oil duct nozzle sprays the lubricating oil to each bearing and the meshing part of the gear for lubrication and cooling of parts;
13 Reverse gear 13): and the gear is meshed with corresponding gears on the input shaft and the output shaft respectively, so as to change the rotation direction of the output shaft, and further, the output flanges of the front transmission shaft and the rear transmission shaft reversely rotate to realize the reverse gear function. The reverse gear is connected to the housing by a separate shaft and bearing.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, 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.
In this document, unless specifically stated and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly, and may, for example, be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (5)
1. The utility model provides a manual four-wheel drive gearbox of sequence formula for match, includes gearbox shell (1), its characterized in that: the novel automatic transmission is characterized in that the gearbox casing (1) comprises an input shaft, a driving gear set (4), an output shaft and a driven gear set (5), the input shaft, the driving gear set (4) are located on one side of the output shaft and the driven gear set (5), a gear shifting mechanism (9) is arranged above the output shaft and the driven gear set (5), a reverse gear (13) is arranged on one side, far away from the output shaft and the driven gear set (5), of the input shaft, a transfer case gear set (6) is arranged on one side, far away from the input shaft and the driving gear set (4), of the output shaft and the driven gear set (5), a central differential mechanism (7) is arranged on one side of the transfer case gear set (6), and a differential lock mechanism (11) is arranged on one side of the central differential mechanism (7).
2. A racing manual four-drive gearbox according to claim 1, characterized in that: the gear shifting mechanism (9) comprises a gear shifting shaft drum (8) and a gear shifting fork (10).
3. A racing manual four-drive gearbox according to claim 1, characterized in that: an oil pump (12) is arranged at one end of the gear set in the input shaft and the driving gear set (4).
4. A racing manual four-drive gearbox according to claim 1, characterized in that: and a front output flange (2) is arranged on one side of the transfer case gear set (6) far away from the central differential mechanism (7).
5. A racing manual four-drive gearbox according to claim 1, characterized in that: and a rear output flange (3) is arranged on one side of the central differential mechanism (7) away from the transfer case gear set (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322864942.1U CN221120799U (en) | 2023-10-24 | 2023-10-24 | Sequence type manual four-wheel drive gearbox for racing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322864942.1U CN221120799U (en) | 2023-10-24 | 2023-10-24 | Sequence type manual four-wheel drive gearbox for racing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221120799U true CN221120799U (en) | 2024-06-11 |
Family
ID=91364561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322864942.1U Active CN221120799U (en) | 2023-10-24 | 2023-10-24 | Sequence type manual four-wheel drive gearbox for racing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221120799U (en) |
-
2023
- 2023-10-24 CN CN202322864942.1U patent/CN221120799U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108909426B (en) | Double-motor coupling planetary gear type two-gear variable speed drive axle | |
| CN107571728B (en) | Double-motor driving system of pure electric vehicle | |
| CN212804095U (en) | Pure electric two-gear transmission structure and vehicle | |
| CN103486217A (en) | Continuous-power-shifting two-gear speed changing box | |
| CN201554829U (en) | Ten-gear heavy automobile speed variator | |
| CN221120799U (en) | Sequence type manual four-wheel drive gearbox for racing | |
| CN111173902A (en) | Power transmission system | |
| CN211693394U (en) | Power transmission system | |
| CN2608764Y (en) | Mechanical gear shifting street roller gear box having synchronizer | |
| CN113103854A (en) | Hybrid power gearbox | |
| CN2723773Y (en) | Automobile gear box device | |
| CN103527755B (en) | With the medium-sized automobile transmission of major and minor case | |
| CN201833878U (en) | Dynamic power takeoff assembly for vehicles | |
| CN201027926Y (en) | Gear box | |
| CN218440449U (en) | Bi-motor four-gear speed changer and vehicle | |
| CN109505939B (en) | Hybrid power gearbox | |
| CN218817911U (en) | Rear-drive type two-gear gearbox | |
| CN218817912U (en) | Rear-drive type two-gear gearbox with intermediate support | |
| CN218971782U (en) | Energy-saving auxiliary box | |
| CN216666382U (en) | Two keep off gear drive | |
| CN217761912U (en) | Two-gear gearbox and electric operation machine | |
| CN220037365U (en) | New energy automobile and multi-gear speed changer thereof | |
| CN115654084A (en) | Rear-drive two-gear gearbox | |
| CN218913604U (en) | Three-gear speed change mechanism of reduction gearbox | |
| CN210510172U (en) | Three-gear variable-speed transmission mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |