CN211943557U - Integrated electric driving power-assisted semitrailer - Google Patents
Integrated electric driving power-assisted semitrailer Download PDFInfo
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- CN211943557U CN211943557U CN202020605014.7U CN202020605014U CN211943557U CN 211943557 U CN211943557 U CN 211943557U CN 202020605014 U CN202020605014 U CN 202020605014U CN 211943557 U CN211943557 U CN 211943557U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
Abstract
The utility model relates to an integrated electric driving power-assisted semitrailer, which comprises a tractor, a traction device, a trailer, a vehicle speed power-assisted control module, a vehicle MCU control unit and a vehicle-mounted storage battery; hub motors are arranged at the centers of steel rings of wheels of the tractor and the trailer, and rotating speed monitoring devices are arranged on the hub motors; the vehicle speed power-assisted control module comprises a high-speed power-assisted control module, a low-speed power-assisted control module and a vehicle speed control switch; the vehicle MCU control unit is respectively connected with the rotating speed monitoring device and the high-speed and low-speed power-assisted control modules for communication. The utility model has the advantages of simple design, rationally, can help adding practical automatic realization speed of a motor vehicle control when high-speed, non-high-speed and road conditions go not good waiting road surface, make the vehicle keep the speed of a motor vehicle to go in safe reasonable interval, can show reduction vehicle oil consumption and driver fatigue strength, improve the security and the reliability of traveling.
Description
Technical Field
The invention relates to the technical field of mechanical equipment for loading, unloading and carrying goods, in particular to an integrated electric drive power-assisted semitrailer.
Background
With the continuous development of the automobile trailer, the application of the power trailer is more prominent in improving the transportation efficiency and the transportation safety of the automobile trailer.
The speed of a semitrailer is controlled by a driver by stepping on a brake and controlling an accelerator when the semitrailer runs at a high speed, however, the semitrailer is high in oil consumption in the speed control mode, fatigue can be caused to the driver after the semitrailer runs for a long time, and the semitrailer is very easy to run at an overspeed or at a low speed on the semitrailer under the fatigue condition, so that great hidden dangers are brought to the safe running of the driver and the transportation safety of other vehicles.
When the existing semitrailer runs at a non-high speed, the semitrailer is generally kept at about 20-50 yards, frequent accelerator stepping and brake stepping of a driver are needed to control the semitrailer to drive all the time in the speed range, and half of the semitrailer displacement is large, so that the semitrailer is high in oil consumption and can generate fatigue to the driver after a long time.
Meanwhile, when running in a steep slope or in an overload state in snowing weather, a driver can hardly control the road condition on the vehicle, the driver can hardly control the vehicle speed, the accelerator and the brake are stepped on at the moment, the vehicle speed can rise and fall in a larger range, the semi-trailer can easily climb, the tractor cannot move along with the trailer, the trailer is pulled to slide downwards, and the like, so that vehicle safety accidents can be caused, and great potential safety hazards are brought to the driver and the semi-trailer.
In view of the foregoing, there is a need for further improvements in the prior art.
Disclosure of Invention
To the upper problem, the utility model provides a structural design is simple, reasonable, can assist when high-speed, non-high-speed and road conditions are not good wait the road surface and go with practical automatic realization speed of a motor vehicle control, makes the vehicle keep the speed of a motor vehicle to go in safe reasonable interval, can show reduction vehicle oil consumption and driver fatigue strength, improves the security of going and the integrated form electricity of reliability drives helping hand semitrailer.
The utility model discloses a realize through following technical scheme:
the integrated electric-drive power-assisted semitrailer comprises a tractor, a traction device connected to the tail end of the tractor and a trailer connected to the tail end of the traction device; a tractor axle is installed on a chassis of the tractor, and tractor wheels are installed at two ends of the tractor axle in a matching manner; the trailer comprises a frame and a trailer axle arranged at the bottom side of the frame; trailer wheels are assembled at two ends of the trailer axle; tractor wheel flanges are fixedly arranged at the centers of steel rings of the tractor wheels in a matching manner, and the tractor wheels are detachably arranged at two ends of a tractor axle through the tractor wheel flanges; a tractor hub motor is installed on the inner side of the tractor wheel flange in a matching manner, and a power output shaft of the tractor hub motor is connected with the tractor wheel flange in an assembling manner; trailer wheel flanges are arranged in the centers of the steel rings of the trailer wheels in a matching mode, and the trailer wheels are detachably arranged at the two ends of the trailer axle through the trailer wheel flanges; a trailer hub motor is installed on the inner side of the trailer wheel flange in a matching manner, and a power output shaft of the trailer hub motor is assembled and connected with the trailer wheel flange; the tractor hub motor and the trailer hub motor are both provided with a rotating speed monitoring device; the electric drive power-assisted semitrailer further comprises a vehicle speed power-assisted control module, a vehicle MCU control unit and a vehicle-mounted storage battery; the vehicle speed assisting control module is integrated with the vehicle MCU control unit; the vehicle speed power-assisted control module comprises a high-speed power-assisted control module, a low-speed power-assisted control module and a vehicle speed control switch; the power supply input end of the vehicle speed control switch is connected with the anode of the vehicle-mounted storage battery through a wire harness, and the power supply output end of the vehicle speed control switch is correspondingly connected with the power supply input ends of the high-speed power assisting control module and the low-speed power assisting control module through the wire harness respectively; the power output ends of the high-speed power assisting control module and the low-speed power assisting control module are connected with the power input ends of the tractor hub motor and the trailer hub motor through wiring harnesses; the vehicle MCU control unit is connected with the rotating speed monitoring device through a signal input end and is communicated with the high-speed power-assisted control module and the low-speed power-assisted control module through a signal output end.
The power-assisted semitrailer is driven to integrated form electricity, wherein: a pair of trailer hubs are mounted at two ends of the trailer axle, and a pair of trailer wheels are mounted on each trailer hub in a matching coaxial matching manner; the trailer hub motor is installed close to each trailer hub outside in a matching mode inside the trailer wheel flange.
The power-assisted semitrailer is driven to integrated form electricity, wherein: the tail end of the trailer hub motor extends into an inner cavity of a trailer steel ring of the trailer wheel; a trailer disc brake assembly is mounted on the inner side of the trailer steel ring of the trailer wheel at one side of each trailer wheel hub in a matching manner; and the trailer axle is positioned at one side of each trailer hub and is also provided with a trailer brake chamber through a bracket.
The power-assisted semitrailer is driven to integrated form electricity, wherein: the tail end of the tractor wheel hub motor extends into an inner cavity of a tractor steel ring of the tractor wheel; a tractor disc brake assembly is mounted on one side of the inner side of a tractor steel ring of the tractor wheel in a matching manner; and the tractor axle is provided with a tractor brake air chamber on one side of the tractor hub in a matching way.
The power-assisted semitrailer is driven to integrated form electricity, wherein: the vehicle speed control switch is a single-pole double-throw switch and is provided with a power supply input end contact and two power supply output end contacts, the power supply input end contact of the vehicle speed control switch is connected with the anode of the vehicle-mounted storage battery through a wire harness, and the two power supply output end contacts of the vehicle speed control switch are correspondingly connected with the power supply input ends of the high-speed power assisting control module and the low-speed power assisting control module through the wire harness respectively.
The power-assisted semitrailer is driven to integrated form electricity, wherein: the traction device is provided with support legs, and the support legs can extend to the ground and the bottom end extending to the ground is provided with a bearing universal wheel.
The power-assisted semitrailer is driven to integrated form electricity, wherein: the upper end of the supporting leg is provided with a supporting leg driving device, and the upper end of the supporting leg is assembled and connected with the supporting leg driving device and driven by the supporting leg driving device to extend downwards to be in contact with the ground.
The power-assisted semitrailer is driven to integrated form electricity, wherein: the vehicle-mounted storage battery adopts a 24-volt battery pack.
Has the advantages that:
the utility model discloses integrated form electricity drives helping hand semitrailer structural design is simple, reasonable, can assist driver automatic realization semitrailer speed control when high-speed, non-high-speed and road conditions travel well wait the road surface, can make the semitrailer remain throughout and travel in safe reasonable interval, can show reduction vehicle oil consumption and driver fatigue strength, improves the security and the reliability of traveling. The utility model adds the tractor hub motor and the trailer hub motor on the wheel of the original semitrailer, and installs the rotation speed monitoring device on the tractor hub motor and the trailer hub motor, and then integrates the vehicle speed power-assisted control module on the vehicle MCU control unit, the vehicle speed power-assisted control module comprises a high-speed power-assisted control module, a low-speed power-assisted control module and a vehicle speed control switch, the vehicle MCU control unit receives the rotation speed signal transmitted by the rotation speed monitoring device in real time, and then the vehicle MCU control unit controls the high-speed power-assisted control module and the low-speed power-assisted control module, the high-speed power-assisted control module and the low-speed power-assisted control module control the tractor hub motor and the trailer hub motor to work, when the semitrailer runs at high speed, the high-speed power-assisted control module is pressed to start the high-speed power-assisted control module, the tractor hub motor and the trailer hub motor, the automatic acceleration and deceleration running of the semitrailer is automatically realized; when the semitrailer runs on non-high speed or wet slip, uphill or overload, the speed control switch is pressed to start the low-speed power-assisted control module, and the low-speed power-assisted control module can control the hub motor of the tractor and the hub motor of the trailer to accelerate or decelerate, so that the semitrailer can also automatically realize acceleration and deceleration running on non-high speed or wet slip, uphill or overload; when traffic lights such as a semitrailer and the like or are about to stop, the speed control switch can be pressed down to be in a neutral position, so that the high-speed power-assisted control module and the low-speed power-assisted control module are closed, and the hub motor of the tractor and the hub motor of the trailer are powered off to stop working.
Drawings
Fig. 1 is a schematic structural view of the integrated electric-driven power-assisted semitrailer of the present invention;
fig. 2 is a schematic view of an assembly structure of an axle and a driving device of a trailer of the integrated electric drive power-assisted semitrailer of the invention;
fig. 3 is a front view of wheels of a tractor of the integrated electric-driven power-assisted semitrailer of the utility model;
fig. 4 is a front view of wheels of a trailer of the integrated electric-driven power-assisted semitrailer of the utility model;
fig. 5 is the utility model discloses integrated form drives helping hand semitrailer's tractor wheel hub motor and trailer wheel hub motor's control schematic diagram electrically.
Detailed Description
As shown in fig. 1 to 5, the utility model discloses semitrailer, including tractor 1, draw gear 2, trailer 3, speed of a motor vehicle power control module 4, vehicle MCU the control unit 5 and on-vehicle battery 6.
A tractor axle is installed on a chassis of the tractor 1, tractor hubs are installed at two ends of the tractor axle in a matching manner, and tractor wheels 11 are installed on the tractor hubs in a matching manner; the tractor axle is also provided with a tractor brake air chamber at one side of the tractor hub; a tractor disc brake assembly is arranged on one side of the inner side of the steel ring of the tractor wheel 11 in a matching way. A tractor wheel flange 112 is fixedly arranged at the right center of a tractor steel ring 111 of the tractor wheel 11 in a matching way, and the tractor wheel 11 is detachably arranged on the axle tubes at the two ends of the tractor axle through the tractor wheel flange 112; wherein, a tractor hub motor 113 is also arranged inside the tractor wheel flange 112 in a matching way; the tail part of the tractor hub motor 113 extends into the inner cavity of the tractor steel ring 11, and the power output shaft of the tractor hub motor 113 is assembled and connected with a tractor wheel flange 112; the tractor hub motor 113 is also provided with a rotating speed monitoring device.
The traction device 2 is connected to the rear end of the tractor 1; the traction device 2 is provided with a supporting leg 21, the supporting leg 21 can extend to the ground, and the bottom end extending to the ground is also provided with a bearing universal wheel 22; the traction device 2 is provided with a leg driving device 23 at a position corresponding to the upper end of the leg 21, and the upper end of the leg 21 is connected with the leg driving device 23 in an assembling way and driven by the leg driving device 23 to extend downwards to contact with the ground.
The trailer 3 is attached to the rear end of the towing installation 2 and comprises a frame 31, a trailer axle 32, trailer wheels 33 and a trailer hub motor 34. The trailer axles 32 have at least three sets, and the three sets of trailer axles 32 are arranged on the bottom side of the frame 31 near the rear end. The axle tubes at two ends of each trailer axle 32 are respectively provided with a trailer wheel hub in a matching way, each trailer wheel hub is provided with a pair of trailer wheels 33 in a matching way, the center of the trailer steel ring 331 of the trailer wheel 33 at the outer side of each trailer wheel hub is fixedly provided with a trailer wheel flange, and the trailer disc brake assembly 36 is arranged in the trailer steel ring 331 of the trailer wheel 33 at the inner side of each trailer wheel hub. The trailer axle 32 is provided with a trailer brake chamber 35 on the side of the trailer hub, and the trailer brake chamber 35 is mounted to the trailer axle 32 by brackets. The trailer hub motor 34 is matched and installed at the inner side of a trailer wheel flange at the center of a trailer steel ring 331 of the trailer wheel 33, and a power output shaft of the trailer hub motor is assembled and connected with the trailer wheel flange in the middle of the trailer steel ring 331 of the trailer wheel 33; the tail part of the trailer hub motor 34 extends into the inner cavity of the trailer steel ring 331; the trailer hub motor 34 is also equipped with a rotational speed monitoring device.
The vehicle speed assistant control module 4 is integrated with a vehicle MCU control unit 5; the vehicle speed assist control module 4 includes a high speed assist control module 41, a low speed assist control module 42, and a vehicle speed control switch 43. The vehicle speed control switch 43 is a single-pole triple-throw switch and is provided with a neutral contact and two power output end contacts, the power input end of the vehicle speed control switch 43 is connected with the anode of the vehicle-mounted storage battery 6 through a wire harness, the neutral contact of the vehicle speed control switch 43 is grounded, and the two power output end contacts of the vehicle speed control switch 43 are correspondingly connected with the power input ends of the high-speed power assisting control module 41 and the low-speed power assisting control module 42 through the wire harness respectively; the power output ends of the high-speed assist control module 41 and the low-speed assist control module 42 are connected to the power input ends of the tractor hub motor 113 and the trailer hub motor 34 of the tractor 1 through the wire harness.
The vehicle MCU control unit 5 is connected with the rotating speed monitoring device through a signal input end for communication so as to receive a rotating speed signal transmitted by the rotating speed monitoring device in real time; the vehicle MCU control unit 5 is connected to and communicates with the high-speed power control module 41 and the low-speed power control module 42 of the vehicle speed power control module 4 through signal output terminals.
The vehicle-mounted storage battery 6 is arranged on the frame 31 and is connected with a power module of the main tractor so as to realize charging efficiency; the on-board battery 6 is a 24 volt battery pack and supplies power to the tractor hub motor 113 of the tractor 1 and the trailer hub motor 34 of the trailer 3 to achieve electric drive.
The utility model discloses a tractor wheel hub motor 113 of tractor 1 and trailer wheel hub motor 34 of trailer 3's theory of operation do:
as shown in fig. 4, when the semitrailer is driving at high speed, the vehicle speed control switch 43 is pressed, and the high-speed power control module 41 is turned on; when the vehicle MCU control unit 5 receives an electric signal which is transmitted by the rotating speed monitoring device and has the speed lower than 70 yards, the vehicle MCU control unit 5 can transmit an acceleration signal to the high-speed power assisting control module 41 in real time, so that the high-speed power assisting control module 41 controls the tractor hub motor 113 and the trailer hub motor 34 to accelerate or start to operate, and the semitrailer is accelerated; when the vehicle MCU control unit 5 receives an electric signal which is transmitted by the rotating speed monitoring device and has the speed higher than 90 yards, the vehicle MCU control unit 5 can transmit a deceleration signal to the high-speed power assisting control module 41 in real time, so that the high-speed power assisting control module 41 controls the tractor hub motor 113 and the trailer hub motor 34 to decelerate or stop running, and decelerate the semitrailer;
when the semitrailer runs at a non-high speed, the vehicle speed control switch 43 is pressed, and the low-speed power-assisted control module 42 is electrified and switched on; when the vehicle MCU control unit 5 receives an electric signal which is transmitted by the rotating speed monitoring device and has the speed lower than 20 yards, the vehicle MCU control unit 5 can transmit an acceleration signal to the low-speed power assisting control module 42 in real time, so that the low-speed power assisting control module 42 controls the tractor hub motor 113 and the trailer hub motor 34 to accelerate or start to operate, and the semitrailer is accelerated; when the vehicle MCU control unit 5 receives an electric signal which is transmitted by the rotating speed monitoring device and has the speed higher than 50 yards, the vehicle MCU control unit 5 can transmit a deceleration signal to the low-speed power-assisted control module 42 in real time, so that the low-speed power-assisted control module 42 controls the tractor hub motor 113 and the trailer hub motor 34 to decelerate or stop running, and the semitrailer is decelerated;
when the semitrailer is on traffic lights or is about to stop, the speed control switch 43 can be pressed down to be in a neutral position, the speed assisting control module 4 is closed, the tractor hub motor 113 and the trailer hub motor 34 are powered off to stop working, and the semitrailer can be completely stopped by stepping on the brake.
The utility model has the advantages of simple design, rationally, can help adding practical automatic realization speed of a motor vehicle control when high-speed, non-high-speed and road conditions go not good waiting road surface, make the vehicle keep the speed of a motor vehicle to go in safe reasonable interval, can show reduction vehicle oil consumption and driver fatigue strength, improve the security and the reliability of traveling.
Claims (8)
1. An integrated electric-driven power-assisted semitrailer comprises a tractor, a traction device connected to the tail end of the tractor and a trailer connected to the tail end of the traction device; a tractor axle is installed on a chassis of the tractor, and tractor wheels are installed at two ends of the tractor axle in a matching manner; the trailer comprises a frame and a trailer axle arranged at the bottom side of the frame; trailer wheels are assembled at two ends of the trailer axle; the method is characterized in that: tractor wheel flanges are fixedly arranged at the centers of steel rings of the tractor wheels in a matching manner, and the tractor wheels are detachably arranged at two ends of a tractor axle through the tractor wheel flanges; a tractor hub motor is installed on the inner side of the tractor wheel flange in a matching manner, and a power output shaft of the tractor hub motor is connected with the tractor wheel flange in an assembling manner;
trailer wheel flanges are arranged in the centers of the steel rings of the trailer wheels in a matching mode, and the trailer wheels are detachably arranged at the two ends of the trailer axle through the trailer wheel flanges; a trailer hub motor is installed on the inner side of the trailer wheel flange in a matching manner, and a power output shaft of the trailer hub motor is assembled and connected with the trailer wheel flange;
the tractor hub motor and the trailer hub motor are both provided with a rotating speed monitoring device;
the electric drive power-assisted semitrailer further comprises a vehicle speed power-assisted control module, a vehicle MCU control unit and a vehicle-mounted storage battery; the vehicle speed assisting control module is integrated with the vehicle MCU control unit; the vehicle speed power-assisted control module comprises a high-speed power-assisted control module, a low-speed power-assisted control module and a vehicle speed control switch; the power supply input end of the vehicle speed control switch is connected with the anode of the vehicle-mounted storage battery through a wire harness, and the power supply output end of the vehicle speed control switch is correspondingly connected with the power supply input ends of the high-speed power assisting control module and the low-speed power assisting control module through the wire harness respectively; the power output ends of the high-speed power assisting control module and the low-speed power assisting control module are connected with the power input ends of the tractor hub motor and the trailer hub motor through wiring harnesses;
the vehicle MCU control unit is connected with the rotating speed monitoring device through a signal input end and is communicated with the high-speed power-assisted control module and the low-speed power-assisted control module through a signal output end.
2. The integrated electric-drive power-assisted semitrailer of claim 1, wherein: a pair of trailer hubs are mounted at two ends of the trailer axle, and a pair of trailer wheels are mounted on each trailer hub in a matching coaxial matching manner; the trailer hub motor is installed close to each trailer hub outside in a matching mode inside the trailer wheel flange.
3. The integrated electric-drive power-assisted semitrailer of claim 2, wherein: the tail end of the trailer hub motor extends into an inner cavity of a trailer steel ring of the trailer wheel; a trailer disc brake assembly is mounted on the inner side of the trailer steel ring of the trailer wheel at one side of each trailer wheel hub in a matching manner; and the trailer axle is positioned at one side of each trailer hub and is also provided with a trailer brake chamber through a bracket.
4. The integrated electric-drive power-assisted semitrailer of claim 1, wherein: the tail end of the tractor wheel hub motor extends into an inner cavity of a tractor steel ring of the tractor wheel; a tractor disc brake assembly is mounted on one side of the inner side of a tractor steel ring of the tractor wheel in a matching manner; and the tractor axle is provided with a tractor brake air chamber on one side of the tractor hub in a matching way.
5. The integrated electric-drive power-assisted semitrailer of claim 1, wherein: the vehicle speed control switch is a single-pole double-throw switch and is provided with a power supply input end contact and two power supply output end contacts, the power supply input end contact of the vehicle speed control switch is connected with the anode of the vehicle-mounted storage battery through a wire harness, and the two power supply output end contacts of the vehicle speed control switch are correspondingly connected with the power supply input ends of the high-speed power assisting control module and the low-speed power assisting control module through the wire harness respectively.
6. The integrated electric-drive power-assisted semitrailer of claim 1, wherein: the traction device is provided with support legs, and the support legs can extend to the ground and the bottom end extending to the ground is provided with a bearing universal wheel.
7. The integrated electric-drive power-assisted semitrailer of claim 6, wherein: the upper end of the supporting leg is provided with a supporting leg driving device, and the upper end of the supporting leg is assembled and connected with the supporting leg driving device and driven by the supporting leg driving device to extend downwards to be in contact with the ground.
8. The integrated electric-drive power-assisted semitrailer of claim 1, wherein: the vehicle-mounted storage battery adopts a 24-volt battery pack.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020605014.7U CN211943557U (en) | 2020-04-21 | 2020-04-21 | Integrated electric driving power-assisted semitrailer |
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| CN202020605014.7U CN211943557U (en) | 2020-04-21 | 2020-04-21 | Integrated electric driving power-assisted semitrailer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113246745A (en) * | 2021-05-19 | 2021-08-13 | 河南科技大学 | Auxiliary drive control method of new energy semitrailer and new energy semitrailer |
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2020
- 2020-04-21 CN CN202020605014.7U patent/CN211943557U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113246745A (en) * | 2021-05-19 | 2021-08-13 | 河南科技大学 | Auxiliary drive control method of new energy semitrailer and new energy semitrailer |
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