CN106671857B - Central axle train for vehicle transportation - Google Patents
Central axle train for vehicle transportation Download PDFInfo
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- CN106671857B CN106671857B CN201710124623.3A CN201710124623A CN106671857B CN 106671857 B CN106671857 B CN 106671857B CN 201710124623 A CN201710124623 A CN 201710124623A CN 106671857 B CN106671857 B CN 106671857B
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- overturning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P3/00—Vehicles adapted to transport, to carry or to comprise special loads or objects
- B60P3/06—Vehicles adapted to transport, to carry or to comprise special loads or objects for carrying vehicles
- B60P3/07—Vehicles adapted to transport, to carry or to comprise special loads or objects for carrying vehicles for carrying road vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P3/00—Vehicles adapted to transport, to carry or to comprise special loads or objects
- B60P3/06—Vehicles adapted to transport, to carry or to comprise special loads or objects for carrying vehicles
- B60P3/08—Multilevel-deck construction carrying vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D53/00—Tractor-trailer combinations; Road trains
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D53/00—Tractor-trailer combinations; Road trains
- B62D53/04—Tractor-trailer combinations; Road trains comprising a vehicle carrying an essential part of the other vehicle's load by having supporting means for the front or rear part of the other vehicle
- B62D53/06—Semi-trailers
Abstract
The invention discloses a mid-axle train for vehicle transportation, which comprises a traction main vehicle part, a mid-axle trailer part and a connecting coupler; the traction main vehicle part comprises a chassis, an auxiliary frame, a main vehicle side piece, a main vehicle front upper overturning platform, a main vehicle rear upper platform and a tail overturning springboard, the middle-axle trailer part comprises a traction rod, a trailer frame, a trailer side piece, a trailer upper platform and an overturning springboard mechanism, and the traction main vehicle part and the middle-axle trailer part are connected with the traction rod through a connecting coupler. The vehicle transportation center axle train provided by the invention realizes the stacking of vehicles through the plurality of groups of overturning gangways, effectively utilizes the loading space, is more flexible and compact in loading, can meet the mixed loading of different brands of commodity vehicles with larger size difference, and can be loaded to the vehicle in a plurality of places compared with the existing vehicle transportation semitrailers. The main train and the trailer of the train are connected in a hinged mode, and the hinged point is arranged between the main train and the trailer, so that the turning radius is small, and the trafficability of the vehicle is good.
Description
Technical Field
The invention belongs to the technical field of transport vehicles, relates to a vehicle transport vehicle, and particularly relates to a central axle train for vehicle transport.
Background
At present, most of domestic commodity vehicle transport vehicles are of a frame-type semitrailer structure, and can be loaded by an upper loading platform and a lower loading platform. According to the national standard, a common frame type vehicle transportation semitrailer can only be loaded with 6 trolleys, and the transportation efficiency is very low.
The rapid development of the vehicle-mounted automobile industry and the improvement of domestic living standard, the domestic demand for domestic sedans is increasing, and the transportation efficiency of the common frame-type vehicle transportation semitrailer cannot meet the demand; therefore, at present, the domestic automobile logistics companies all adopt overrun vehicle transportation semitrailers to transport automobiles, and the loading vehicles are generally more than 12. The length of the vehicle is generally more than 30 meters, the width of the vehicle after loading is more than 3 meters, the overall dimension is seriously out of standard, and the vehicle runs with great potential safety hazard and frequent accidents.
In view of this, there is an urgent need to design a new vehicle transportation mode in order to overcome the above-mentioned drawbacks of the existing transportation mode.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the central axle train for vehicle transportation is provided to overcome the defects of a common frame type vehicle transportation semitrailer and an overrun vehicle.
In order to solve the technical problems, the invention adopts the following technical scheme:
a vehicle transportation center axle train, the train comprising: a traction main vehicle part, a middle axle trailer part, a connecting coupler 12, a hydraulic system, a gas circuit system and a circuit system;
the traction main vehicle part comprises a chassis 1, an auxiliary frame 2, a main vehicle side piece 3, a main vehicle front upper overturning platform 4, a main vehicle rear upper platform 5 and a tail overturning springboard 6; the middle-axle trailer part comprises a traction rod 7, a trailer frame 8, a trailer side piece 9, a trailer upper platform 10 and a turnover springboard mechanism 11, and is hinged with the traction rod through a connecting coupler 12;
the rear axle of the chassis 1 adopts air suspension, a control switch is arranged in a cab, and the lifting of an air suspension air bag of the rear axle is controlled to realize the height adjustment of a main vehicle;
the auxiliary frame 2 is of a welding rigid structure and is mainly formed by assembling and welding side stringers, cross beams and panels, in addition, the bottom of the auxiliary frame 2 is provided with a side protection and tool box, and the rear lower part of the auxiliary frame 2 is provided with a towing hook cross beam for installing and connecting the coupler 12;
the main car side piece 3 is divided into a left side piece and a right side piece, a top beam, a front upright post, a middle upright post and a rear upright post are welded on the left side and the right side of the frame, the upright post of the main car side piece is of a chute structure, a sliding block is arranged in the upright post, and a hydraulic cylinder is arranged in the upright post to realize the lifting of the sliding block through the expansion and the contraction of the hydraulic cylinder;
the front upper overturning platform 4 of the main car mainly comprises a front cross beam, left and right longitudinal beams and a front upper platform overturning springboard, the front end of the front upper platform overturning springboard is connected with the front cross beam through a hinge, a chute is arranged below the rear end of the front upper platform overturning springboard, and the front upper platform overturning platform is connected with a sliding block in a front upright post of a side piece 3 of the main car through a pin shaft;
the main vehicle rear upper platform 5 is mainly formed by welding side longitudinal beams, cross beams and panels, and is connected with sliding blocks in side piece middle upright posts and rear upright posts through pin shafts, in addition, a drawing springboard is arranged at the rear end of the main vehicle rear upper platform 5 and can be drawn out backwards, a platform overturning springboard is arranged at the front end of the main vehicle rear upper platform, and is connected with the main vehicle rear upper platform cross beams through pin shafts, a pair of hydraulic cylinders are arranged below the overturning platform, and platform overturning springboard overturning is realized through the extension of the cylinders;
the tail overturning gangway 6 is formed by welding rectangular pipe sections and panels, the front end of the tail overturning gangway is connected with the rear cross beam of the auxiliary frame through a pin shaft, an oil cylinder is arranged below the tail overturning gangway, and the tail overturning gangway overturning is realized through the extension and retraction of the oil cylinder;
the traction rod 7 is a welded steel coupler hook and is formed by welding steel plates, a connecting plate is welded at the front end of the traction rod 7, a threaded hole is formed in the connecting plate and is used for fixedly connecting the traction hook of the coupler 12, and the rear end of the traction rod is welded with the trailer frame 8;
the trailer frame 8 is of a welded rigid structure and is mainly formed by assembling and welding side stringers, cross beams and panels, a suspension, an axle, a steel ring and tires are arranged at the bottom of the trailer frame 8, and a traction main vehicle is used for traction of the trailer to run;
the trailer side piece 9 is divided into a left side piece and a right side piece, and consists of a top cross beam, a front upright post, a rear upright post and a middle circular tube upright post, wherein the top cross beam, the front upright post, the rear upright post and the middle circular tube upright post are welded on the left side and the right side of a frame, sliding grooves are formed in the front upright post and the rear upright post of the trailer side piece 9, sliding blocks are arranged on the inner sides of the sliding grooves, an oil cylinder and a steel wire rope pulley block mechanism are arranged in the trailer side piece 9 in a turning manner, and the oil cylinder stretches to drive the steel wire rope pulley block mechanism to realize lifting of a platform;
the trailer upper platform 10 is mainly formed by assembling and welding side stringers, cross beams and panels, and is connected with sliding blocks in a middle upright post and a rear upright post of a side piece through pin shafts;
the turnover springboard mechanism 11 comprises a turnover springboard, a turnover oil cylinder and a hinge, wherein the turnover springboard is formed by welding sectional materials and panels, the front end of the turnover springboard is connected with the trailer frame 8 through the hinge, the turnover oil cylinder is arranged at the rear end of the turnover springboard, and the turnover of the turnover springboard is realized through the telescopic action of the oil cylinder; alternatively, the flip-flop mechanism 11 includes: the device comprises a turnover springboard, a turnover oil cylinder, a triangular arm and a pull rod; the trailer frame 8 is connected with a turnover springboard, and a vehicle is arranged above the turnover springboard; three corners of the triangular arm are respectively connected with the overturning springboard, the overturning oil cylinder and the pull rod; the turning oil cylinder is provided with a hydraulic control valve, the hydraulic control valve is operated to control the turning oil cylinder below the turning springboard to lift, the turning oil cylinder drives the triangular arm and the pull rod to lift, the triangular arm amplifies the lifting stroke of the turning oil cylinder in the lifting process, and finally the turning springboard is driven to lift; after the turnover gangway is lifted in place, a vehicle can be inserted under the turnover gangway, so that the vehicles can be stacked, the loading space is fully utilized, and the loading length is shortened;
when commodity is needed to be loaded, the upper layer vehicle is loaded firstly, the hydraulic control valve group on the trailer is operated to control the action of the oil cylinder in the upright post at the tail part of the trailer side piece 9, so that the tail part of the trailer upper platform 10 is lowered onto the trailer frame 8, the climbing jump board is hung at the tail part of the trailer frame, then the drawing jump board at the tail part of the main vehicle rear upper platform 5 and the drawing jump board at the front part of the trailer upper platform 10 are drawn out, the hydraulic control valve of the main vehicle is operated to control the action of the oil cylinder in the upright post at the tail part of the main vehicle side piece 3, so that the main vehicle rear upper platform 5 and the trailer upper platform 10 are butted together to start loading of the upper layer platform, and the upper platform is loaded with five-position vehicles, wherein the first and second vehicles of the loading of the main vehicle can be controlled to lift the front upper overturning platform 4 of the main vehicle and the overturning jump board at the front end of the upper platform 5 of the main vehicle by operating the hydraulic valve group on the main vehicle, so that the loading of vehicles is realized. After the upper layer vehicle is assembled, the drawing springboard in front of the trailer upper platform 10 is retracted, the hydraulic valve group is operated to enable the main vehicle rear upper platform 5 and the trailer upper platform 10 to be lifted, then a climbing springboard is installed between the main vehicle and the trailer, the lower layer vehicle is started to be assembled, and when the lower layer vehicle is assembled, the first trolley and the second trolley on the lower layer of the trailer can be operated to control the trailer to overturn the springboard to be turned up, so that the stacking of the lower layer vehicles of the trailer is realized.
A vehicle transportation center axle train, the train comprising: a towing main section, a center axle trailer section, and a coupler 12;
the traction main vehicle part comprises a chassis 1, an auxiliary frame 2, a main vehicle side piece 3, a main vehicle front upper overturning platform 4, a main vehicle rear upper platform 5 and a tail overturning gangway 6, the middle-axle trailer part comprises a traction rod 7, a trailer frame 8, a trailer side piece 9, a trailer upper platform 10 and an overturning gangway mechanism 11, and the traction main vehicle part and the middle-axle trailer part are connected with the traction rod through a connecting coupler 12.
As a preferable scheme of the invention, the rear axle of the chassis 1 adopts air suspension, a control switch is arranged in a cab, and the lifting of an air suspension air bag of the rear axle is controlled to realize the height adjustment of a main vehicle;
the auxiliary frame 2 is of a welding rigid structure and is mainly formed by assembling and welding side stringers, cross beams and panels, in addition, the bottom of the auxiliary frame 2 is provided with a side protection and tool box, and the rear lower part of the auxiliary frame 2 is provided with a towing hook cross beam for installing and connecting the coupler 12;
the main car side piece 3 is divided into a left side piece and a right side piece, a top beam, a front upright post, a middle upright post and a rear upright post are welded on the left side and the right side of the frame, the upright post of the main car side piece is of a chute structure, a sliding block is arranged in the upright post, and a hydraulic cylinder is arranged in the upright post to realize the lifting of the sliding block through the expansion and the contraction of the hydraulic cylinder;
the front upper overturning platform 4 of the main car mainly comprises a front cross beam, left and right longitudinal beams and a front upper platform overturning springboard, the front end of the front upper platform overturning springboard is connected with the front cross beam through a hinge, a chute is arranged below the rear end of the front upper platform overturning springboard, and the front upper platform overturning platform is connected with a sliding block in a front upright post of a side piece 3 of the main car through a pin shaft;
the main vehicle rear upper platform 5 is mainly formed by welding side longitudinal beams, cross beams and panels, and is connected with sliding blocks in side piece middle upright posts and rear upright posts through pin shafts, in addition, a drawing springboard is arranged at the rear end of the main vehicle rear upper platform 5 and can be drawn out backwards, a platform overturning springboard is arranged at the front end of the main vehicle rear upper platform, and is connected with the main vehicle rear upper platform cross beams through pin shafts, a pair of hydraulic cylinders are arranged below the overturning platform, and platform overturning springboard overturning is realized through the extension of the cylinders;
the tail overturning gangway 6 is formed by welding rectangular pipe sections and panels, the front end of the tail overturning gangway is connected with the rear cross beam of the auxiliary frame through a pin shaft, an oil cylinder is arranged below the tail overturning gangway, and the tail overturning gangway overturning is realized through the extension and retraction of the oil cylinder.
As a preferable scheme of the invention, the traction rod 7 is a welded steel coupler hook, and is formed by welding steel plates, a connecting plate is welded at the front end of the traction rod 7, a threaded hole is formed in the connecting plate and is used for fixedly connecting the traction hook of the coupler 12, and the rear end of the traction rod is welded with the trailer frame 8;
the trailer frame 8 is of a welded rigid structure and is mainly formed by assembling and welding side stringers, cross beams and panels, a suspension, an axle, a steel ring and tires are arranged at the bottom of the trailer frame 8, and a traction main vehicle is used for traction of the trailer to run;
the trailer side piece 9 is divided into a left side piece and a right side piece, and consists of a top cross beam, a front upright post, a rear upright post and a middle circular tube upright post, wherein the top cross beam, the front upright post, the rear upright post and the middle circular tube upright post are welded on the left side and the right side of a frame, sliding grooves are formed in the front upright post and the rear upright post of the trailer side piece 9, sliding blocks are arranged on the inner sides of the sliding grooves, an oil cylinder and a steel wire rope pulley block mechanism are arranged in the trailer side piece 9 in a turning manner, and the oil cylinder stretches to drive the steel wire rope pulley block mechanism to realize lifting of a platform;
the trailer upper platform 10 is mainly formed by welding side longitudinal beams, cross beams and panels, and is connected with sliding blocks in a middle upright post and a rear upright post of a side piece through pin shafts.
As a preferable mode of the invention, the flip-flop mechanism 11 comprises a flip-flop, a flip-flop driving mechanism and a connecting mechanism; the turning gangway is connected with the trailer frame 8, the turning driving mechanism and the connecting mechanism, and the turning gangway is driven to turn through the matching of the turning driving mechanism and the connecting mechanism.
As a preferable scheme of the invention, the turnover driving mechanism is a turnover oil cylinder, the connecting mechanism is a hinge, the turnover springboard is formed by assembling and welding sectional materials and panels, the front end of the turnover springboard is connected with the frame through the hinge, the rear end of the turnover springboard is provided with the turnover oil cylinder, and the turnover of the turnover springboard is realized through the telescopic action of the oil cylinder.
As a preferred embodiment of the present invention, the flip-flop mechanism includes: the device comprises a turnover springboard, a turnover oil cylinder, a triangular arm and a pull rod;
the frame and the turnover springboard are of a welded rigid structure, and a vehicle is arranged above the turnover springboard;
three corners of the triangular arm are respectively connected with the overturning springboard, the overturning oil cylinder and the pull rod;
the turning oil cylinder is provided with a hydraulic control valve, the hydraulic control valve is operated to control the turning oil cylinder below the turning springboard to lift, the turning oil cylinder drives the triangular arm and the pull rod to lift, the triangular arm amplifies the lifting stroke of the turning oil cylinder in the lifting process, and finally the turning springboard is driven to lift.
As a preferable scheme of the invention, when commodity is needed to be loaded, an upper layer vehicle is firstly loaded, the hydraulic control valve group on the trailer is operated to control the oil cylinder in the tail upright post of the trailer side piece 9 to act, the tail part of the trailer upper platform 10 is lowered onto the trailer frame 8, the climbing vehicle springboard is hung on the tail part of the trailer frame, then the drawing springboard at the tail part of the main vehicle rear upper platform 5 and the drawing springboard at the front part of the trailer upper platform 10 are drawn out, the hydraulic control valve of the main vehicle is operated to control the oil cylinder in the tail upright post of the main vehicle side piece 3 to enable the main vehicle rear upper platform 5 to be butted with the trailer upper platform 10 to start loading of the upper layer platform, the upper platform is loaded with five-position vehicles, and when the first and second positions of the main vehicles are loaded, the hydraulic valve group on the main vehicle can be operated to control the front upper overturning platform 4 of the main vehicle and the overturning springboard at the front end of the main vehicle rear upper platform 5 to lift, so that the vehicles are stacked. After the upper layer vehicle is assembled, the drawing springboard in front of the trailer upper platform 10 is retracted, the hydraulic valve group is operated to enable the main vehicle rear upper platform 5 and the trailer upper platform 10 to be lifted, then a climbing springboard is installed between the main vehicle and the trailer, the lower layer vehicle is started to be assembled, and when the lower layer vehicle is assembled, the first trolley and the second trolley on the lower layer of the trailer can be operated to control the trailer to overturn the springboard to be turned up, so that the stacking of the lower layer vehicles of the trailer is realized.
With the release of new edition GB1589, the national striking force of such illegal vehicles is gradually enhanced, new standards bring the center axle trailer into bulletin management, and allow the center axle train to run on the road, and the vehicle transportation center axle train becomes the main vehicle type of the later domestic vehicle transportation because the loading efficiency of the vehicle transportation center axle train is higher than that of the common frame type vehicle transportation semitrailer.
The invention has the beneficial effects that: the vehicle transportation center axle train provided by the invention realizes the stacking of vehicles through the plurality of groups of overturning gangways, effectively utilizes the loading space, is more flexible and compact in loading, can meet the mixed loading of commodity vehicles with different brands and larger size difference, and can be used for loading 2 to 3 vehicles more than the conventional vehicle transportation semitrailers. The main train and the trailer of the train are connected in a hinged mode, and the hinged point is arranged between the main train and the trailer, so that the turning radius is small, and the trafficability of the vehicle is good. In addition, the vehicle is made of high-strength steel plates, and is simple in structure and light in weight.
Drawings
Fig. 1 is a schematic diagram of the structure of a mid-axle train for vehicle transportation according to the present invention.
Fig. 2 is a schematic diagram of loading of a mid-axle train for vehicle transportation according to the present invention.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example 1
Referring to fig. 1 and 2, the present invention discloses a central axle train for vehicle transportation, the train comprises: a traction main vehicle part, a middle axle trailer part, a connecting coupler 12, a hydraulic system, a gas circuit system and a circuit system;
the traction main vehicle part comprises a chassis 1, an auxiliary frame 2, a main vehicle side piece 3, a main vehicle front upper overturning platform 4, a main vehicle rear upper platform 5 and a tail overturning springboard 6; the middle-axle trailer part comprises a traction rod 7, a trailer frame 8, a trailer side piece 9, a trailer upper platform 10 and a turnover springboard mechanism 11, and is hinged with the traction rod through a connecting coupler 12;
the rear axle of the chassis 1 adopts air suspension, a control switch is arranged in a cab, and the lifting of an air suspension air bag of the rear axle is controlled to realize the height adjustment of a main vehicle;
the auxiliary frame 2 is of a welding rigid structure and is mainly formed by assembling and welding side stringers, cross beams and panels, in addition, the bottom of the auxiliary frame 2 is provided with a side protection and tool box, and the rear lower part of the auxiliary frame 2 is provided with a towing hook cross beam for installing and connecting the coupler 12;
the main car side piece 3 is divided into a left side piece and a right side piece, a top beam, a front upright post, a middle upright post and a rear upright post are welded on the left side and the right side of the frame, the upright post of the main car side piece is of a chute structure, a sliding block is arranged in the upright post, and a hydraulic cylinder is arranged in the upright post to realize the lifting of the sliding block through the expansion and the contraction of the hydraulic cylinder;
the front upper overturning platform 4 of the main car mainly comprises a front cross beam, left and right longitudinal beams and a front upper platform overturning springboard, the front end of the front upper platform overturning springboard is connected with the front cross beam through a hinge, a chute is arranged below the rear end of the front upper platform overturning springboard, and the front upper platform overturning platform is connected with a sliding block in a front upright post of a side piece 3 of the main car through a pin shaft;
the main vehicle rear upper platform 5 is mainly formed by welding side longitudinal beams, cross beams and panels, and is connected with sliding blocks in side piece middle upright posts and rear upright posts through pin shafts, in addition, a drawing springboard is arranged at the rear end of the main vehicle rear upper platform 5 and can be drawn out backwards, a platform overturning springboard is arranged at the front end of the main vehicle rear upper platform, and is connected with the main vehicle rear upper platform cross beams through pin shafts, a pair of hydraulic cylinders are arranged below the overturning platform, and platform overturning springboard overturning is realized through the extension of the cylinders;
the tail overturning gangway 6 is formed by welding rectangular pipe sections and panels, the front end of the tail overturning gangway is connected with the rear cross beam of the auxiliary frame through a pin shaft, an oil cylinder is arranged below the tail overturning gangway, and the tail overturning gangway overturning is realized through the extension and retraction of the oil cylinder;
the traction rod 7 is a welded steel coupler hook and is formed by welding steel plates, a connecting plate is welded at the front end of the traction rod 7, a threaded hole is formed in the connecting plate and is used for fixedly connecting the traction hook of the coupler 12, and the rear end of the traction rod is welded with the trailer frame 8;
the trailer frame 8 is of a welded rigid structure and is mainly formed by assembling and welding side stringers, cross beams and panels, a suspension, an axle, a steel ring and tires are arranged at the bottom of the trailer frame 8, and a traction main vehicle is used for traction of the trailer to run;
the trailer side piece 9 is divided into a left side piece and a right side piece, and consists of a top cross beam, a front upright post, a rear upright post and a middle circular tube upright post, wherein the top cross beam, the front upright post, the rear upright post and the middle circular tube upright post are welded on the left side and the right side of a frame, sliding grooves are formed in the front upright post and the rear upright post of the trailer side piece 9, sliding blocks are arranged on the inner sides of the sliding grooves, an oil cylinder and a steel wire rope pulley block mechanism are arranged in the trailer side piece 9 in a turning manner, and the oil cylinder stretches to drive the steel wire rope pulley block mechanism to realize lifting of a platform;
the trailer upper platform 10 is mainly formed by assembling and welding side stringers, cross beams and panels, and is connected with sliding blocks in a middle upright post and a rear upright post of a side piece through pin shafts;
the turnover springboard mechanism 11 comprises a turnover springboard, a turnover oil cylinder and a hinge, wherein the turnover springboard is formed by welding sectional materials and panels, the front end of the turnover springboard is connected with the trailer frame 8 through the hinge, the turnover oil cylinder is arranged at the rear end of the turnover springboard, and the turnover of the turnover springboard is realized through the telescopic action of the oil cylinder; alternatively, the flip-flop mechanism 11 includes: the device comprises a turnover springboard, a turnover oil cylinder, a triangular arm and a pull rod; the trailer frame 8 is connected with a turnover springboard, and a vehicle is arranged above the turnover springboard; three corners of the triangular arm are respectively connected with the overturning springboard, the overturning oil cylinder and the pull rod; the turning oil cylinder is provided with a hydraulic control valve, the hydraulic control valve is operated to control the turning oil cylinder below the turning springboard to lift, the turning oil cylinder drives the triangular arm and the pull rod to lift, the triangular arm amplifies the lifting stroke of the turning oil cylinder in the lifting process, and finally the turning springboard is driven to lift; after the turnover gangway is lifted in place, a vehicle can be inserted under the turnover gangway, so that the vehicles can be stacked, the loading space is fully utilized, and the loading length is shortened;
when commodity is needed to be loaded, the upper layer vehicle is loaded firstly, the hydraulic control valve group on the trailer is operated to control the action of the oil cylinder in the upright post at the tail part of the trailer side piece 9, so that the tail part of the trailer upper platform 10 is lowered onto the trailer frame 8, the climbing jump board is hung at the tail part of the trailer frame, then the drawing jump board at the tail part of the main vehicle rear upper platform 5 and the drawing jump board at the front part of the trailer upper platform 10 are drawn out, the hydraulic control valve of the main vehicle is operated to control the action of the oil cylinder in the upright post at the tail part of the main vehicle side piece 3, so that the main vehicle rear upper platform 5 and the trailer upper platform 10 are butted together to start loading of the upper layer platform, and the upper platform is loaded with five-position vehicles, wherein the first and second vehicles of the loading of the main vehicle can be controlled to lift the front upper overturning platform 4 of the main vehicle and the overturning jump board at the front end of the upper platform 5 of the main vehicle by operating the hydraulic valve group on the main vehicle, so that the loading of vehicles is realized. After the upper layer vehicle is assembled, the drawing springboard in front of the trailer upper platform 10 is retracted, the hydraulic valve group is operated to enable the main vehicle rear upper platform 5 and the trailer upper platform 10 to be lifted, then a climbing springboard is installed between the main vehicle and the trailer, the lower layer vehicle is started to be assembled, and when the lower layer vehicle is assembled, the first trolley and the second trolley on the lower layer of the trailer can be operated to control the trailer to overturn the springboard to be turned up, so that the stacking of the lower layer vehicles of the trailer is realized.
Example two
Referring to fig. 1, the present invention discloses a vehicle transportation center axle train, comprising: a towing main section, a center axle trailer section, and a coupler 12;
the traction main vehicle part comprises a chassis 1, an auxiliary frame 2, a main vehicle side piece 3, a main vehicle front upper overturning platform 4, a main vehicle rear upper platform 5 and a tail overturning gangway 6, the middle-axle trailer part comprises a traction rod 7, a trailer frame 8, a trailer side piece 9, a trailer upper platform 10 and an overturning gangway mechanism 11, and the traction main vehicle part and the middle-axle trailer part are connected with the traction rod through a connecting coupler 12.
In conclusion, the vehicle transportation center axle train provided by the invention realizes the stacking of vehicles through the plurality of groups of overturning gangways, effectively utilizes the loading space, is more flexible and compact in loading, can meet the mixed loading of commodity vehicles with different brands and larger size difference, and can be used for loading 2 to 3 vehicles more than the conventional vehicle transportation semitrailers. The main train and the trailer of the train are connected in a hinged mode, and the hinged point is arranged between the main train and the trailer, so that the turning radius is small, and the trafficability of the vehicle is good. In addition, the vehicle is made of high-strength steel plates, and is simple in structure and light in weight.
The description and applications of the present invention herein are illustrative and are not intended to limit the scope of the invention to the embodiments described above. Variations and modifications of the embodiments disclosed herein are possible, and alternatives and equivalents of the various components of the embodiments are known to those of ordinary skill in the art. It will be clear to those skilled in the art that the present invention may be embodied in other forms, structures, arrangements, proportions, and with other assemblies, materials, and components, without departing from the spirit or essential characteristics thereof. Other variations and modifications of the embodiments disclosed herein may be made without departing from the scope and spirit of the invention.
Claims (1)
1. A mid-axle train for vehicle transportation, the train comprising: the traction main vehicle part, the middle axle trailer part, the connecting coupler (12), the hydraulic system, the gas circuit system and the circuit system;
the traction main vehicle part comprises a chassis (1), an auxiliary frame (2), a main vehicle side piece (3), a main vehicle front upper overturning platform (4), a main vehicle rear upper platform (5) and a tail overturning springboard (6); the middle-axle trailer part comprises a traction rod (7), a trailer frame (8), a trailer side piece (9), a trailer upper platform (10) and a turnover springboard mechanism (11), and the traction main vehicle part and the middle-axle trailer part are hinged with the traction rod through a connecting coupler (12);
the rear axle of the chassis (1) adopts air suspension, a control switch is arranged in a cab, and the lifting of an air suspension air bag of the rear axle is controlled to realize the height adjustment of a main vehicle;
the auxiliary frame (2) is of a welded rigid structure and is mainly formed by assembling and welding side longitudinal beams, cross beams and panels, a side protection and tool box is arranged at the bottom of the auxiliary frame (2), and a towing hook cross beam is arranged at the rear lower part of the auxiliary frame (2) and used for installing and connecting a coupler (12);
the main car side piece (3) is divided into a left side piece and a right side piece, a top cross beam, a front upright post, a middle upright post and a rear upright post are welded on the left side and the right side of the frame, the upright post of the main car side piece is of a chute structure, a sliding block is arranged in the upright post, and a hydraulic cylinder is arranged in the upright post to realize the lifting of the sliding block through the telescopic action of the hydraulic cylinder;
the front upper overturning platform (4) of the main car mainly comprises a front cross beam, left and right longitudinal beams and a front upper platform overturning springboard, the front end of the front upper platform overturning springboard is connected with the front cross beam through a hinge, a sliding chute is arranged below the rear end of the front upper platform overturning springboard, and the front upper overturning springboard is connected with a sliding block in a front upright post of a side piece (3) of the main car through a pin shaft;
the main vehicle rear upper platform (5) is mainly formed by welding side longitudinal beams, cross beams and panels, and is connected with sliding blocks in side piece middle columns and rear columns through pin shafts, in addition, the rear end of the main vehicle rear upper platform (5) is provided with a drawing springboard, the drawing springboard can be drawn out backwards, the front end of the main vehicle rear upper platform is provided with a platform overturning springboard, the main vehicle rear upper platform is connected with the main vehicle rear upper platform cross beams through pin shafts, a pair of hydraulic cylinders are arranged below the overturning platform, and platform overturning springboard overturning is realized through the extension of the cylinders;
the tail overturning gangway (6) is formed by welding rectangular pipe sections and panels, the front end of the tail overturning gangway is connected with the rear cross beam of the auxiliary frame through a pin shaft, an oil cylinder is arranged below the tail overturning gangway, and the tail overturning gangway overturning is realized through the extension and retraction of the oil cylinder;
the traction rod (7) is a welded steel coupler hook and is formed by welding steel plates, a connecting plate is welded at the front end of the traction rod (7), a threaded hole is formed in the connecting plate and is used for fixedly connecting the traction hook of the coupler (12), and the rear end of the traction rod is welded with the trailer frame (8);
the trailer frame (8) is of a welded rigid structure and is mainly formed by assembling and welding side stringers, cross beams and panels, a suspension, an axle, a steel ring and tires are arranged at the bottom of the trailer frame (8), and a traction main vehicle is used for traction of the trailer to run;
the side pieces (9) of the trailer are divided into a left side piece and a right side piece, the side pieces are composed of a top cross beam, a front upright post, a rear upright post and a middle circular tube upright post, the side pieces are welded on the left side and the right side of a frame, sliding grooves are formed in the front upright post and the rear upright post of the side pieces (9) of the trailer, sliding blocks are arranged on the inner sides of the sliding grooves, an oil cylinder and a steel wire rope pulley block mechanism are arranged in the side pieces (9) of the trailer in a turning mode, and the steel wire rope pulley block mechanism is driven to achieve platform lifting through the extension and retraction of the oil cylinder;
the trailer upper platform (10) is mainly formed by assembling and welding side stringers, cross beams and panels, and is connected with sliding blocks in a middle upright post and a rear upright post of a side piece through pin shafts;
the turnover springboard mechanism (11) comprises a turnover springboard, a turnover oil cylinder and a hinge, wherein the turnover springboard is formed by welding sectional materials and panels, the front end of the turnover springboard is connected with a trailer frame (8) through the hinge, the rear end of the turnover springboard is provided with the turnover oil cylinder, and the turnover of the turnover springboard is realized through the telescopic action of the oil cylinder; alternatively, the flip-flop mechanism (11) includes: the device comprises a turnover springboard, a turnover oil cylinder, a triangular arm and a pull rod; the trailer frame (8) is connected with the turnover springboard, and the upper part of the turnover springboard is used for arranging a vehicle; three corners of the triangular arm are respectively connected with the overturning springboard, the overturning oil cylinder and the pull rod; the turning oil cylinder is provided with a hydraulic control valve, the hydraulic control valve is operated to control the turning oil cylinder below the turning springboard to lift, the turning oil cylinder drives the triangular arm and the pull rod to lift, the triangular arm amplifies the lifting stroke of the turning oil cylinder in the lifting process, and finally the turning springboard is driven to lift; after the turnover gangway is lifted in place, a vehicle can be inserted under the turnover gangway, so that the vehicles can be stacked, the loading space is fully utilized, and the loading length is shortened;
when commodity is needed to be shipped, an upper-layer vehicle is firstly installed, the action of an oil cylinder in a tail upright post of a trailer side plate (9) is controlled through operating a hydraulic control valve group on a trailer, the tail part of a trailer upper platform (10) is lowered onto a trailer frame (8), a climbing jump board is hung at the tail part of the trailer frame, then a drawing jump board at the tail part of a main vehicle rear upper platform (5) and a drawing jump board at the front part of the trailer upper platform (10) are drawn out, a main vehicle hydraulic control valve is operated, the action of the oil cylinder in the tail upright post of the main vehicle side plate (3) is controlled, the main vehicle rear upper platform (5) and the trailer upper platform (10) are butted together, the upper-layer platform is started to be installed, the upper platform is installed into a five-position vehicle, wherein when the first and the second positions of the main vehicle are installed, the lifting of the main vehicle upper-front overturning platform (4) and the overturning jump board at the front end of the main vehicle are controlled through operating the hydraulic valve group on the main vehicle, and the stacking of the vehicle is realized; after the upper layer vehicle is assembled, the drawing springboard at the front part of the trailer upper platform (10) is retracted, the hydraulic valve group is operated to enable the main vehicle rear upper platform (5) and the trailer upper platform (10) to be lifted, then the climbing springboard is arranged between the main vehicle and the trailer, the lower layer vehicle loading is started, and when the lower layer vehicle is loaded, the first trolley and the second trolley at the lower layer of the trailer are used for controlling the trailer to turn over the springboard through the hydraulic valve group on the trailer, so that the folding assembly of the lower layer vehicle of the trailer is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710124623.3A CN106671857B (en) | 2017-03-03 | 2017-03-03 | Central axle train for vehicle transportation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710124623.3A CN106671857B (en) | 2017-03-03 | 2017-03-03 | Central axle train for vehicle transportation |
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| CN106671857A CN106671857A (en) | 2017-05-17 |
| CN106671857B true CN106671857B (en) | 2023-05-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710124623.3A Active CN106671857B (en) | 2017-03-03 | 2017-03-03 | Central axle train for vehicle transportation |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107298046A (en) * | 2017-06-29 | 2017-10-27 | 昆山专用汽车制造厂有限公司 | Single-power bidirectional swinging device |
| CN107627944B (en) * | 2017-09-06 | 2019-10-18 | 北京福田戴姆勒汽车有限公司 | Haulage vehicle |
| CN108177583B (en) * | 2017-12-27 | 2021-01-15 | 重庆精高金属结构制造有限公司 | Extension plate of vehicle transportation rotary platform |
| CN109279176A (en) * | 2018-10-19 | 2019-01-29 | 晏小金 | A kind of height-adjustable car transport packaging frame |
| CN109987019A (en) * | 2019-04-01 | 2019-07-09 | 江苏海鹏特种车辆有限公司 | A kind of shaft vehicle transportation train platform or so synchronization lifting mechanism |
| CN110329133A (en) * | 2019-06-20 | 2019-10-15 | 陕西万航物流有限公司 | A kind of folded wing formula Special safety trailer |
| CN115230796A (en) * | 2022-07-27 | 2022-10-25 | 江苏鑫美新材料科技有限公司 | Fire prevention aluminum composite panel handling device |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2588455Y2 (en) * | 1993-07-08 | 1999-01-13 | 富士重工業株式会社 | Vehicle transport trailer |
| CN2753621Y (en) * | 2004-09-24 | 2006-01-25 | 天津劳尔工业有限公司 | Transport vehicle staching device |
| DE102004056825A1 (en) * | 2004-11-24 | 2006-10-05 | Schneebichler, Michael Hermann Leonard | Car transporter and articulated train with such a car transporter |
| CN201082687Y (en) * | 2007-06-25 | 2008-07-09 | 重庆耐德山花特种车有限责任公司 | Transport vehicle for conveying vehicles |
| CN201280162Y (en) * | 2008-08-18 | 2009-07-29 | 天津安达集团股份有限公司 | Low-underpan medium-shaft vehicle transportation trailer train |
| CN202573929U (en) * | 2012-03-16 | 2012-12-05 | 柳州乘龙专用车有限公司 | Rear lifting mechanism of commercial transportation semi-trailer |
| CN203957973U (en) * | 2014-05-23 | 2014-11-26 | 天津安达集团股份有限公司 | Transport vehicle with can before and after the closed assembly device of parallel, lifting, inclination |
| CN104972954B (en) * | 2015-07-02 | 2017-12-05 | 江苏海鹏特种车辆有限公司 | Van-type tailer lift upper mounting plate structure |
| CN105034923B (en) * | 2015-07-02 | 2017-11-03 | 江苏海鹏特种车辆有限公司 | Commodity vehicle transport closed-type semitrailer |
| CN206719061U (en) * | 2017-03-03 | 2017-12-08 | 安吉汽车物流有限公司 | Vehicle transport central axle train |
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2017
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