CN112373292A - Driving axle of motor vehicle - Google Patents
Driving axle of motor vehicle Download PDFInfo
- Publication number
- CN112373292A CN112373292A CN202011386100.4A CN202011386100A CN112373292A CN 112373292 A CN112373292 A CN 112373292A CN 202011386100 A CN202011386100 A CN 202011386100A CN 112373292 A CN112373292 A CN 112373292A
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- shaft
- booster
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- gear
- axle
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- 230000005540 biological transmission Effects 0.000 claims abstract description 25
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 12
- 239000010959 steel Substances 0.000 claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims description 20
- 230000001105 regulatory effect Effects 0.000 claims description 11
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 238000012856 packing Methods 0.000 description 13
- 230000008844 regulatory mechanism Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/50—Architecture of the driveline characterised by arrangement or kind of transmission units
- B60K6/54—Transmission for changing ratio
- B60K6/547—Transmission for changing ratio the transmission being a stepped gearing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/06—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing
- B60K17/08—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing of mechanical type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/16—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of differential gearing
- B60K17/165—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of differential gearing provided between independent half axles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
- B60K6/36—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Arrangement Of Transmissions (AREA)
Abstract
The invention relates to the technical field of vehicle axle driving, in particular to a vehicle driving axle. Wrap the system behind driving system, afterburning system and axle, wherein afterburning system includes power input shaft and power output shaft, power input shaft and driving system are connected, by driving system input power, power output shaft wraps the headtotail behind with the axle, wraps system output power behind the axle, afterburning system still includes booster box, booster main shaft, booster countershaft and booster change gear, and afterburning system still includes shift twist grip, flexible transmission shaft steel wire, shift drum leading gear and shift and pull out the fork drum, wrap the system behind the axle and include back package seat, back package seat apron and rear axle. The invention has the advantages of ingenious design and convenient installation, can effectively improve the flexibility of the variable speed adjustment of the existing automobile, improves the requirements of customers in different industries, and is suitable for wide popularization and application.
Description
Technical Field
The invention relates to the technical field of vehicle axle driving, in particular to a vehicle driving axle.
Background
The traditional motor vehicle assistors, electric vehicle assistors and oil-electricity hybrid assistors which appear in the market at present are high-speed and low-speed in a two-gear boosting mode, air speed is high, and gears can be switched according to different road conditions. However, the gear shifting mode is single and has no selectivity under different road conditions, empty vehicles and heavy-duty vehicles, and the gear shifting operation device is labor-consuming, unstable and can not flexibly meet the requirements of customers in different industries.
Therefore, it is necessary to solve the above-mentioned technical problems.
Disclosure of Invention
Aiming at the problems in the background art, the invention provides a motor vehicle driving axle which is applied to the existing oil-powered vehicles, electric vehicles and oil-electric hybrid vehicles in a matching way, and can realize various speed changing, connecting, interchanging and transmission of an engine, a motor and hybrid power by redesigning the structure of the axle, thereby improving the requirements of customers in different industries, and the technical scheme adopted by the invention is as follows:
a motor vehicle drive axle comprises a power system, a boosting system and an axle rear package system, wherein the boosting system comprises a power input shaft and a power output shaft, the power input shaft is connected with the power system, power is input by the power system, and the power output shaft is connected with the axle rear package system and outputs power to the axle rear package system;
the booster system also comprises a booster box body, a booster main shaft, a booster auxiliary shaft and a booster change gear, wherein the booster box body is formed by sequentially connecting a left box body, a middle box body and a right box body, a through hole for the booster main shaft to pass through is formed in the left box body, a through hole for the booster auxiliary shaft to pass through is formed in the right box body, the booster main shaft, the booster auxiliary shaft and the booster change gear are arranged in the booster box body, two groups of the booster change gear are arranged, each group of the booster change gear comprises four gears with different sizes, a group of the booster change gear is respectively arranged on the booster main shaft and the booster auxiliary shaft, the gears in the two groups are sequentially arranged according to the size sequence, the arrangement sequence of the two groups of gears is opposite, the booster main shaft and the booster auxiliary shaft are arranged in parallel and are mutually close to the two groups of the booster, the booster main shaft is provided with a transmission connecting shaft sleeve, the booster main shaft is connected with the power input shaft through the transmission connecting shaft sleeve, a connecting support is fixed on the right box body, and the booster auxiliary shaft is also connected with the power output shaft through the connecting support;
the boosting system further comprises a gear shifting rotating handle, a flexible transmission shaft steel wire, a gear shifting drum guide gear and a gear shifting fork drum, the gear shifting fork drum and the booster speed change gear are installed in a matched mode, the relative positions of two sets of accelerator speed change gears are adjusted, the gear shifting drum guide gear is arranged outside the right side box body and is connected with the gear shifting fork drum, the gear shifting rotating handle, the flexible transmission shaft steel wire and the gear shifting drum guide gear are sequentially connected and installed, and the gear shifting drum guide gear is driven to rotate through the gear shifting rotating handle and the flexible transmission shaft steel wire.
The axle rear-packing system comprises a rear-packing seat, a rear-packing seat cover plate and a rear axle shaft, wherein a rear axle shaft pipe for the rear axle shaft to pass through is arranged on the left side and the right side of the rear-packing seat, a differential mechanism and a differential mechanism bracket are arranged in the rear-packing seat, the differential mechanism is arranged on the rear axle shaft and is fixed in the rear-packing seat through the differential mechanism bracket, openings for connecting a power output shaft are formed in the front side and the rear side of the rear-packing seat, one opening is used for the power output shaft to pass through, the other opening is sealed through the rear-packing seat cover plate, two ends of the connecting bracket are respectively fixed on a right box body of the booster box body and the rear-packing seat, the power output shaft is arranged in the connecting bracket and is connected with the differential mechanism, a driving shaft splayed wheel is fixedly arranged on the power output shaft, the power output shaft is connected with the differential mechanism through, the axle rear package system further comprises two wheels which are arranged at two ends of a rear axle.
Preferably, the power system comprises an engine and a reverse gear, the power input shaft is an output shaft of the engine, and the reverse gear is mounted on the output shaft of the engine and switches the rotation direction of the output shaft of the engine.
Preferably, the power system is an electric motor, and the power input shaft is an output shaft of the electric motor.
Preferably, the power system comprises two sets, wherein one set adopts an engine as a power source, the other set adopts a motor as a power source, and the two sets of power systems are respectively connected with the respective force application system and the axle rear package system to jointly drive the motor vehicle.
Preferably, the boosting system further comprises a standby shift shaft, and the standby shift shaft is connected with the shift fork drum.
Preferably, each set of booster speed change gears in the boosting system comprises gears of different sizes of five gears.
Preferably, a speed regulation mechanism is arranged between the power system and the force application system, the speed regulation mechanism comprises a speed regulation driving gear and a speed regulation driven gear, the speed regulation driving gear is installed on the power input shaft, the speed regulation driven gear is installed on the force application main shaft, and the speed regulation driving gear and the speed regulation driven gear are installed in a matched mode.
Preferably, a clutch is further arranged between the power system and the force application system, and the clutch is mounted on a main shaft of the force application device and is convenient to shift.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention provides a driving axle of a motor vehicle, wherein two groups of booster speed change gears which are matched with each other are arranged in a boosting system, and five-gear speed change and six-gear speed change of the motor vehicle can be realized by arranging gears with different sizes of four gears or five gears, so that the requirements of customers in different industries are greatly met, and the application scene is wide.
2. The invention provides a driving axle of a motor vehicle, wherein a rear package seat structure arranged in an axle rear package system is provided with power input openings at two sides, and the driving axle can be perfectly adapted to the existing oil vehicles, electric vehicles or hybrid vehicles, well realizes the combined installation with the existing automobile power system, avoids the transformation of overhigh cost and has great economic benefit.
3. The invention provides a driving axle of a motor vehicle, wherein a speed regulating structure and a clutch are arranged between a power system and a force application system, the maximum speed of the motor vehicle can be flexibly set by mutually approaching and adaptively installing a force application speed regulating driving gear and a force application speed regulating driven gear, and meanwhile, the clutch is very convenient to adjust different gears and is very flexible to use.
In conclusion, the invention has the advantages of ingenious design and convenient installation, can effectively improve the flexibility of the variable speed adjustment of the existing automobile, and is suitable for wide popularization and application.
Drawings
FIG. 1 is a schematic diagram of a five-speed transmission assistor of the present invention;
FIG. 2 is a schematic diagram of a fifth-gear transmission assistor of the present invention;
FIG. 3 is a schematic diagram of a fifth-gear transmission assistor of the hybrid electric vehicle of the invention;
FIG. 4 is a schematic view of an electric power vehicle booster with increased speed change structure according to the present invention;
FIG. 5 is a schematic view of an electric powered vehicle assistor with additional speed change structure and clutch structure of the present invention;
FIG. 6 is a schematic view of a six-speed transmission assistor of the present invention;
in the figure: the device comprises a power assisting device box 1, a power assisting device main shaft 2, a power assisting device auxiliary shaft 3, a power assisting device change gear 4, a transmission connecting shaft sleeve 5, a connecting support 6, a gear shifting rotating handle 7, a flexible transmission shaft steel wire 8, a gear shifting drum guide gear 9, a gear shifting fork drum 10, a rear bag seat 11, a rear bag seat cover plate 12, a rear axle shaft 13, a rear axle shaft tube 14, a differential mechanism 15, a differential mechanism support 16, a wheel 17, a rear engine 18, a reverse gear 19, a motor 20, a gear shifting shaft 21, a speed adjusting driving gear 22, a speed adjusting driven gear 23 and a clutch 24.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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.
Referring to fig. 1 to 6, the invention provides a vehicle drive axle, which comprises a power system, a force application system and an axle rear package system, wherein the force application system comprises a power input shaft and a power output shaft, the power input shaft is connected with the power system, power is input by the power system, and the power output shaft is connected with the axle rear package system and outputs power to the axle rear package system.
The booster system also comprises a booster box body 1, a booster main shaft 2, a booster auxiliary shaft 3 and a booster change gear 4, wherein the booster box body 1 is formed by sequentially connecting a left box body, a middle box body and a right box body, a through hole for the booster main shaft 2 to pass through is formed in the left box body, a through hole for the booster auxiliary shaft 3 to pass through is formed in the right box body, the booster main shaft 2, the booster auxiliary shaft 3 and the booster change gear 4 are arranged in the booster box body 1, two groups of the booster change gear 4 are arranged, each group comprises four gears with different sizes, a group of the booster change gear 4 is respectively arranged on the booster main shaft 2 and the booster auxiliary shaft 3, the gears in the two groups are sequentially arranged according to the size sequence, the arrangement sequence of the two groups of gears is opposite, the booster main shaft 2 and the booster auxiliary shaft 3 are arranged in parallel and are mutually close to the two groups of the booster change gears 4, the booster main shaft 2 is provided with a transmission connecting shaft sleeve 5, the booster main shaft 2 is connected with a power input shaft through the transmission connecting shaft sleeve 5, a connecting support 6 is fixed on a right box body, and the booster auxiliary shaft 3 is also connected with a power output shaft through the connecting support 6;
the boosting system further comprises a gear shifting rotating handle 7, a flexible transmission shaft steel wire 8, a gear shifting drum guide gear 9 and a gear shifting fork drum 10, a rotating mode gear shifting structure is formed among the structures, the gear shifting rotating handle 7 is a handle which is connected with the flexible transmission shaft steel wire to rotate in a forward and backward mode within 360 degrees, the flexible transmission shaft steel wire 8 is a phi 10 flexible transmission shaft steel wire and is connected with the gear shifting drum guide gear 9 to rotate and further drive the gear shifting fork drum 10, the gear shifting drum guide gear 9 is a transmission gear which is arranged at the top end of the outer portion of the gear shifting drum outside the right side box body, two shifting forks on the gear shifting fork drum 9 are respectively connected with a booster speed changing gear on a booster main shaft and a booster auxiliary shaft, the gear shifting fork drum 10 is rotated to change the position of the speed changing gear, a positioner is arranged at the other end of the gear shifting fork drum 10, the positioner starts to position when the gear shifting fork drum is rotated, and five positions recorded as neutral position or first gear, a gear position, Second gear, third gear, fourth gear, the booster of the embodiment changes speed by fifth gear. As a preferred embodiment, the present embodiment may also be provided with a six-gear assistor, that is, each group of the assistor speed-changing gears 4 in the assistor system is provided with gears with different sizes of five gears, so that six gears including a five-gear speed change and a neutral gear are realized.
The rear axle wrapping system comprises a rear axle wrapping seat 11, a rear axle wrapping seat cover plate 12 and a rear axle shaft 13, rear axle shaft pipes 14 for the rear axle shaft 13 to pass through are arranged on the left side and the right side of the rear axle wrapping seat 11, a differential mechanism 15 and a differential mechanism support 16 are arranged in the rear axle wrapping seat 11, the differential mechanism 15 is installed on the rear axle shaft 13 and fixed in the rear axle wrapping seat 11 through the differential mechanism support 16, openings for connecting a power output shaft are formed in the front side and the rear side of the rear axle wrapping seat 11, one opening is used for the power output shaft to pass through, the other opening is sealed through the rear axle wrapping seat cover plate 12, two ends of a connecting support 6 are respectively fixed on a right box body of a booster box body 1 and the rear axle wrapping seat 11, the power output shaft is arranged in the connecting support 6 and connected with the differential mechanism 15, a driving shaft splayed wheel is fixedly installed on the power output shaft, and the power, the driving differential 15 further drives the rear axle shaft 13 to rotate, the axle rear package system further comprises two wheels 17, and the two wheels 17 are arranged at two ends of the rear axle shaft 14.
In a preferred embodiment, the power system of the present embodiment includes an engine 18 and a reverse gear 19, the power input shaft is an output shaft of the engine 18, and the reverse gear 19 is mounted on the output shaft of the engine 18 to switch the rotation direction of the output shaft of the engine 18.
In a preferred embodiment, the power system in this embodiment is an electric motor 20, the power input shaft is an output shaft of the electric motor 20, the electric motor 20 is a forward and reverse rotating electric machine, and when the electric motor 20 is used as a power source, the reverse gear function can be realized without providing a reverse gear 19 on the output shaft.
In a preferred embodiment, the power system in this embodiment includes two sets, one set uses the engine 18 as a power source, the other set uses the electric motor 20 as a power source, the two sets of power systems are respectively connected to the respective force application system and the axle rear package system to jointly drive the motor vehicle, and when the hybrid electric vehicle is used as a power source, the rear package seat cover plate 12 on the other opening of the rear package seat 11 can be detached.
As a preferred embodiment, the boosting system in this embodiment further includes a spare shift shaft 21, the spare shift shaft 21 is connected to the shift drum 10, the spare shift shaft 21 is in a conventional gear shifting manner, and is adapted to the shift drum 10, so as to supplement the rotational gear shifting operation, and fill up the blank that the vehicle cannot shift gears when the rotational gear shifting structure fails.
As a preferred embodiment, a speed regulation mechanism is disposed between the power system and the force application system in this embodiment, the speed regulation mechanism includes a speed regulation driving gear 22 and a speed regulation driven gear 23, the speed regulation driving gear 22 is mounted on the power input shaft, the speed regulation driven gear 23 is mounted on the force application main shaft 2, the speed regulation driving gear 22 and the speed regulation driven gear 23 are mounted in a matching manner, and the maximum speed of the motor vehicle is integrally increased or decreased by adjusting the integral modulus ratio of the speed regulation driving gear 22 and the speed regulation driven gear 23.
In the preferred embodiment, a clutch 24 is further disposed between the power system and the boost system, and the clutch 24 is mounted on the booster main shaft 2 to facilitate shifting.
The invention relates to the following principle:
the invention provides a new axle structure, namely a new force application system and an axle rear-packing system, wherein the main working part of the force application system is the matching between a main shaft 2 of a force adder, a secondary shaft 3 of the force adder and a change gear 4 of the force adder, the position relation between two groups of change gears 4 of the force adder arranged on the main shaft 2 of the force adder and the secondary shaft 3 of the force adder is adjusted, the output of different rotating speeds of the main shaft 2 of the force adder and the secondary shaft 3 of the force adder is realized, the speed switching of different gears is further realized, in addition, the invention also provides a new axle rear-packing system, wherein a rear-packing seat 11 is arranged to be a front opening and a rear opening, when only one power source acts, namely when a motor vehicle is only an oil-driven vehicle or only an electric vehicle, the connection between a power output shaft and a differential 15 in the rear-packing seat 11 can be realized only through one opening, when two power sources drive, the common driving or the independent driving can be realized only by detaching the rear package seat cover plate 12 on the rear package seat 11 and further connecting the power output shafts of the two sets of power systems to the differential 15 in the rear package seat.
Although only the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art, and all changes are encompassed in the scope of the present invention.
Claims (8)
1. A motor vehicle drive axle characterized by: the power-assisted vehicle axle rear package system comprises a power system, a power-assisted system and an axle rear package system, wherein the power-assisted system comprises a power input shaft and a power output shaft, the power input shaft is connected with the power system, power is input by the power system, and the power output shaft is connected with the axle rear package system and outputs power to the axle rear package system;
the booster system further comprises a booster box body (1), a booster main shaft (2), a booster auxiliary shaft (3) and a booster change gear (4), wherein the booster box body (1) is formed by sequentially connecting a left box body, a middle box body and a right box body, a through hole for the booster main shaft (2) to pass through is formed in the left box body, a through hole for the booster auxiliary shaft (3) to pass through is formed in the right box body, the booster main shaft (2), the booster auxiliary shaft (3) and the booster change gear (4) are arranged in the booster box body (1), two groups of the booster change gears (4) are arranged, each group respectively comprises four gears with different sizes, a group of the booster change gears (4) are respectively arranged on the booster main shaft (2) and the booster auxiliary shaft (3), the gears in the two groups are sequentially arranged according to the size sequence, and the arrangement sequence of the two groups of gears is opposite, the auxiliary shaft of the booster is characterized in that the main shaft (2) of the booster and the auxiliary shaft (3) of the booster are arranged in parallel and are close to each other until two groups of speed change gears (4) of the booster are correspondingly arranged, a transmission connecting shaft sleeve (5) is arranged on the main shaft (2) of the booster, the main shaft (2) of the booster is connected with a power input shaft through the transmission connecting shaft sleeve (5), a connecting support (6) is fixed on a right box body, and the auxiliary shaft (3) of the booster is also connected with a power output shaft through the connecting support (6);
the boosting system further comprises a gear shifting rotary handle (7), a flexible transmission shaft steel wire (8), a gear shifting drum guide gear (9) and a gear shifting fork drum (10), the gear shifting fork drum (10) and the booster speed change gear (4) are installed in a matched mode, the relative positions of two groups of accelerator speed change gears (4) are adjusted, the gear shifting drum guide gear (9) is arranged outside the right side box body and connected with the gear shifting fork drum (10), the gear shifting rotary handle (7), the flexible transmission shaft steel wire (8) and the gear shifting drum guide gear (9) are sequentially connected and installed, and the gear shifting rotary handle (7) and the flexible transmission shaft steel wire (8) drive the gear shifting drum guide gear (9) to rotate;
the axle rear-wrapping system comprises a rear-wrapping seat (11), a rear-wrapping seat cover plate (12) and a rear axle shaft (13), rear axle shaft tubes (14) for the rear axle shaft (13) to pass through are arranged on the left side and the right side of the rear-wrapping seat (11), a differential mechanism (15) and a differential mechanism support (16) are arranged in the rear-wrapping seat (11), the differential mechanism (15) is installed on the rear axle shaft (13) and fixed in the rear-wrapping seat (11) through the differential mechanism support (16), openings for connecting power output shafts are formed in the front side and the rear side of the rear-wrapping seat (11), one opening is used for the power output shaft to pass through, the other opening is sealed through the rear-wrapping seat cover plate (12), two ends of a connecting support (6) are respectively fixed on a right box body of a booster box body (1) and the rear-wrapping seat (11), the power output shafts are arranged in the connecting support (6) and are connected with the differential mechanism (15, the power output shaft is fixedly provided with a driving shaft splayed wheel, the power output shaft is connected with a differential (15) through the driving shaft splayed wheel, the differential (15) is driven and further a rear axle shaft (13) is driven to rotate, the axle rear wrapping system further comprises two wheels (17), and the two wheels (17) are arranged at two ends of the rear axle shaft (14).
2. A vehicle drive axle according to claim 1, wherein: the power system comprises an engine (18) and a reverse gear (19), the power input shaft is an output shaft of the engine (18), and the reverse gear (19) is installed on the output shaft of the engine (18) and switches the rotating direction of the output shaft of the engine (18).
3. A vehicle drive axle according to claim 1, wherein: the power system is an electric motor (20), and the power input shaft is an output shaft of the electric motor (20).
4. A vehicle drive axle according to claim 1, wherein: the power systems comprise two sets, wherein one set adopts an engine (18) as a power source, the other set adopts a motor (20) as a power source, and the two sets of power systems are respectively connected with respective force application systems and axle rear package systems to jointly drive the motor vehicle.
5. A vehicle drive axle according to any of claims 2 to 4, wherein: the boosting system further comprises a standby shifting shaft (21), and the standby shifting shaft (21) is connected with the shifting fork drum (10).
6. A vehicle drive axle according to any of claims 2 to 4, wherein: each group of booster speed change gears (4) in the boosting system comprises five gears with different sizes.
7. A vehicle drive axle according to any of claims 2 to 4, wherein: the booster is characterized in that a speed regulating mechanism is arranged between the power system and the boosting system, the speed regulating mechanism comprises a speed regulating driving gear (22) and a speed regulating driven gear (23), the speed regulating driving gear (22) is installed on a power input shaft, the speed regulating driven gear (23) is installed on a booster main shaft (2), and the speed regulating driving gear (22) and the speed regulating driven gear (23) are installed in a matched mode.
8. A vehicle drive axle according to any of claims 2 to 4, wherein: and a clutch (24) is further arranged between the power system and the force application system, and the clutch (24) is mounted on the main shaft (2) of the force application device, so that gear shifting is facilitated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011386100.4A CN112373292A (en) | 2020-12-01 | 2020-12-01 | Driving axle of motor vehicle |
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| CN202011386100.4A CN112373292A (en) | 2020-12-01 | 2020-12-01 | Driving axle of motor vehicle |
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| CN209096481U (en) * | 2018-09-20 | 2019-07-12 | 泰州星云动力有限公司 | A kind of all-terrain vehicle axle assembly |
| CN213948121U (en) * | 2020-12-01 | 2021-08-13 | 王红利 | Driving axle of motor vehicle |
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| CN106515433A (en) * | 2016-10-25 | 2017-03-22 | 江苏瑞江车辆***有限公司 | Rear-mounted rear-drive transmission system for bus chassis |
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