CN207374531U - A kind of four axis van type transporting semi-trailer of highway railway combined transport - Google Patents
A kind of four axis van type transporting semi-trailer of highway railway combined transport Download PDFInfo
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- CN207374531U CN207374531U CN201721445335.XU CN201721445335U CN207374531U CN 207374531 U CN207374531 U CN 207374531U CN 201721445335 U CN201721445335 U CN 201721445335U CN 207374531 U CN207374531 U CN 207374531U
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Abstract
The utility model is related to a kind of four axis van type transporting semi-trailer of highway railway combined transport, including：Vehicle frame, saddle-type traction base, supporting arrangement, suspension, gas brake assembly, axle aggregate, circuit assembly, towing pin, twist lock, four axis suspension systems, axle lift mechanism, the reinforced supporting arrangement of increasing；Four axis suspension systems include：Stent, latch plate, vehicle bridge, adjusting locking bar, equalizer bar；Axle lift mechanism, in the first vehicle bridge or in the 4th vehicle bridge；Reinforced supporting arrangement is increased, respectively by gearbox, manipulation crank, hook, outer square tube, inner square tube, pedestal, which is 500mm*500mm, upper dimension bound 700mm*700mm.The utility model by and fill four axis, it can be achieved that load-carrying gross mass reaches 70T, improve conevying efficiency；The different road conditions of highway transportation and different travel positions are adapted to, tire wear is effectively reduced, reduces oil consumption, improve the passability of vehicle.
Description
Technical field
The utility model is related to a kind of four axis van type transporting semi-trailers of highway railway combined transport, refer in particular to one kind and are suitable for rail-road connection
Fortune, large-tonnage, the convenient four axis van type transporting semi-trailer of lifting, belong to logistics transportation technical field.
Background technology
In recent years, with the continuous enhancing of logistlcs technology, the pattern of logistics also becomes varied, how effectively will be each
Kind logistics mode combines, and becomes promotion logistic efficiency, reduces logistics cost, realizes the key means of door-to-door.
Highway freight it is flexible so that it becomes prevailing traffic mode, but its drawback is such as：Logistics cost is high, the energy disappears
Consumption is big, environmental pollution is serious, and traffic accident etc. is also continuing to bring out.If the long-distance transport of cargo is used into railway, short distance fortune
It is defeated using highway, the problems such as logistics cost, environmental pollution can be greatly reduced.In the prior art, the traction work of closed-type semitrailer
Have for tractor, if semitrailer is loaded on railway freight-car, long-distance transportation can both have been made to reduce transportation cost, and reduce the energy
Consumption, the flexibility that short distance is plugged into using highway realize that door-to-door is point-to-point, really realize multimodal transport.
Common semitrailer domestic at present is generally the configuration of tri- axis of gross mass 40T, can not meet fast-developing public affairs
Afloat fortune requirement, there is an urgent need for improving the load-carrying of semitrailer, the van type transporting semi-trailer gross mass of the utility model design is therefore
70T.The Trailer car shaft of domestic axle producer production calculates situation about understanding in three axis based on 10T, 13T, by axle load distribution
Common 13T axles have been unable to meet requirement down.
Utility model content
The purpose of this utility model is to provide a kind of four axis van type transporting semi-trailer of highway railway combined transport, and especially one kind is suitable for
Four axis van type transporting semi-trailers of highway railway combined transport, large-tonnage, for solving closed-type semitrailer in road and rail combined transportation
A series of problems.
A kind of four axis van type transporting semi-trailer of highway railway combined transport of the utility model, including：Vehicle frame, saddle-type traction base, branch
Bearing apparatus, suspension, gas brake assembly, axle aggregate, circuit assembly, towing pin, twist lock etc., further, the utility model
Semitrailer further includes：Four axis suspension systems, axle lift mechanism increase reinforced supporting arrangement.
First, four axis suspension system
Four axis suspension systems are the general names for the complete unit that semitrailer degree vehicle frame is connected with axle.
To meet the needs of gross mass 70T, the van type transporting semi-trailer axle number of the utility model is set to and fills four axis.And
It is a kind of brand-new suspension for semitrailer to fill four axis suspension systems, and rear overhang and wheelbase are determined by load distribution,
Structure optimization and reinforcement are carried out by Strength co-mputation one by one to parts such as stent, adjusting yoke, counter-jibs.
The four axis suspension systems include：Stent, latch plate, vehicle bridge, adjusting locking bar, equalizer bar；
Wherein, stent includes 3 kinds of structure types：Fore-stock, middle stent, after-poppet, middle stent again include first in stent,
Stent in stent and the 3rd in second；Wherein fore-stock central point is away from carriage center point 1130mm in first, in first in stent
The heart o'clock is 1310mm away from carriage center point in second, and carriage center o'clock is 1310mm away from carriage center point in the 3rd in second, the
The distance of carriage center point to after-poppet central point is 1150mm in three；Meanwhile fore-stock to car body front beam is 6840mm, after
Stent is 2120mm away from body rear end beam.
Wherein, latch plate is connected as one with vehicle bridge by U-shaped board, and latch plate insertion equalizer bar, equalizer bar can be upper and lower
It is mobile, balance can be realized when jolting.Vehicle bridge is connected by adjusting locking bar with fore-stock, and latch plate is indulged to realize
Limitation to position.
2nd, axle lift mechanism
Common semitrailer is mostly and fills three axis, since semitrailer does not have steering, when tractor traction semitrailer turns
It is rotated when curved using intermediate vehicle bridge as fulcrum.The semitrailer of the utility model is and fills four axis, then using intermediate two vehicle bridge as branch
Point rotates；But when being rotated with intermediate two vehicle bridge (i.e. the second vehicle bridge, the 3rd vehicle bridge) for fulcrum, tire can be caused very big
Abrasion, therefore the van type transporting semi-trailer of the utility model is equipped with mechanical suspension axis airbag lift system, i.e. axle lift mechanism,
The axle lift mechanism is mounted in the first vehicle bridge or in the 4th vehicle bridge.When trailer turns or is unloaded can by the first vehicle bridge or
4th vehicle bridge is promoted, at this point, only being rotated using the 3rd vehicle bridge or the second vehicle bridge as fulcrum, reduces the abrasion to tire, is improved
The controllability of vehicle.
3rd, reinforced supporting arrangement is increased
The device of front load is supporting arrangement after the closed-type semitrailer is seted out, respectively by gearbox, manipulate crank, hook,
Outer square tube, inner square tube, pedestal.The reinforced supporting arrangement of increasing of the utility model, overall structure and common van-type semi-mounted
Vehicle supporting arrangement is identical, but in order to carry 70 tons of weight, the base dimensions specification of the supporting arrangement must reach 500mm*
500mm could meet yield strength requirement of the supporting arrangement for railway freight-car bottom plate.Meanwhile supporting arrangement base dimensions are advised
The lattice upper limit is 700mm*700mm, to pack up.
A kind of four axis van type transporting semi-trailer of highway railway combined transport of the utility model, advantage and effect are：
(1) van type transporting semi-trailer of the utility model by and fill four shaft designs, it can be achieved that load-carrying gross mass reaches
70T substantially increases conevying efficiency, meets fast-developing highway freight requirement；
(2) the utility model is adapted to the different road conditions of highway transportation and different transport shapes by axle raising device
State effectively reduces tire wear, reduces oil consumption, improves the passability of vehicle；
(3) the utility model strengthens support device so that and the semitrailer can meet the requirement of 70 tons of load-carrying gross mass,
The demands such as highway railway combined transport can be met again, surrender of the supporting arrangement for railway freight-car bottom plate is met when being loaded into railway freight-car
Intensity and facilitate loading etc. requirements.
Description of the drawings
Fig. 1 show the four axis suspension system structure diagrams of the utility model.
Fig. 2 show the four axis suspension system detail figures of the utility model.
The axle lift mechanism that Fig. 3 show the utility model does not promote view.
The axle lift mechanism that Fig. 4 show the utility model promotes view.
Fig. 5 show the supporting arrangement structure diagram of the utility model.
Fig. 6 show the semitrailer complete vehicle structure position view of the utility model.
Specific label is as follows in figure：
1. stent in stent 4. the 3rd in stent 3. second in fore-stock 2. first
5. after-poppet 6. adjusts 7. latch plate of locking bar, 8. vehicle bridge
9. 11. axle lift mechanism of equalizer bar 10.U templates, 12. gearbox
13. manipulate 14. hook of crank, 15. outer 16. inner square tube of square tube
17. pedestal
Specific embodiment
With reference to the accompanying drawings and examples, to the technical solution of the utility model, it is described further.
A kind of four axis van type transporting semi-trailer of highway railway combined transport of the utility model, including：Vehicle frame, saddle-type traction base, branch
Bearing apparatus, suspension, gas brake assembly, axle aggregate, circuit assembly, towing pin, twist lock etc., further, the utility model
Semi-trailer further comprises：Four axis suspension systems, axle lift mechanism increase reinforced supporting arrangement.
First, four axis suspension system
Four axis suspension systems are the general names for the complete unit that semitrailer degree vehicle frame is connected with axle.
To meet the needs of gross mass 70T, the van type transporting semi-trailer axle number of the utility model is set to and fills four axis.And
It is a kind of brand-new suspension for semitrailer to fill four axis suspension systems, and rear overhang and wheelbase are determined by load distribution,
Structure optimization and reinforcement are carried out by Strength co-mputation one by one to parts such as stent, adjusting yoke, counter-jibs.
As shown in Figure 1, 2, the four axis suspension systems include：Stent, latch plate 7, vehicle bridge 8, adjusting locking bar 6, balance
Beam 9；
Wherein, stent includes 3 kinds of structure types：Fore-stock 1, middle stent, after-poppet 5, middle stent prop up in including first again
Stent 4 in stent 3 and the 3rd in frame 2, second；Wherein 1 central point of fore-stock is away from 2 central point 1130mm of stent in first, and first
Middle 2 central point of stent is 1310mm away from 3 central point of stent in second, and 3 central point of stent is away from 4 central point of stent in the 3rd in second
For 1310mm, the distance of 4 central point of stent to 5 central point of after-poppet is 1150mm in the 3rd；Meanwhile by vehicle load-carrying 70
The operating mode of ton hour stationary state and operating status carries out Force Calculation and analysis：Under operating status, closed-type semitrailer and tractor
During connection, the weight that four axis are carried is 47.5 tons, and the power carried at towing pin is 22.5 tons；Under stationary state, van-type
Supporter of semi-trailer stress, the weight that four axis are carried are 36 tons, 34 tons of supporting arrangement stress.In order to make closed-type semitrailer
No matter accomplish that each axle evenly distributes suffered bearing capacity under stationary state or operating status, therefore fore-stock 1 is to vehicle
Body front beam is 6840mm, and after-poppet 5 is 2120mm away from body rear end beam.(such as Fig. 6)
As shown in Fig. 2, latch plate 7 is connected as one with vehicle bridge 8 by U-shaped board 10, latch plate 7 is inserted into equalizer bar 9, puts down
Balance beam can move up and down, and can realize balance when jolting.Vehicle bridge 8 is connected by adjusting locking bar 6 with fore-stock 1, is come real
Now to the limitation of the lengthwise position of latch plate.
2nd, axle lift mechanism
Common semitrailer is mostly and fills three axis, since semitrailer does not have steering, when tractor traction semitrailer turns
It is rotated when curved using intermediate vehicle bridge as fulcrum.The semitrailer of the utility model is and fills four axis, then using intermediate two vehicle bridge as branch
Point rotates；But when being rotated with intermediate two vehicle bridge (i.e. the second vehicle bridge, the 3rd vehicle bridge) for fulcrum, tire can be caused very big
Abrasion, therefore the van type transporting semi-trailer of the utility model is equipped with mechanical suspension axis airbag lift system, i.e. axle lift mechanism
11, which is mounted in the first vehicle bridge or in the 4th vehicle bridge.It can be by the first vehicle bridge when trailer turning or zero load
Or the 4th vehicle bridge promoted, at this point, only being rotated by fulcrum of the 3rd vehicle bridge or the second vehicle bridge, reduce the abrasion to tire, carry
The controllability of high vehicle.
The power of mechanical suspension axis airbag lift system comes from vehicle-mounted source of the gas, and an action can be promoted or discharge axle,
It is easy to operate.The system can effectively reduce the abrasion of tire and suspension, reduce oil consumption, improve the passability of vehicle.
When vehicle is under case of heavy load, four axis suspension systems can meet the requirement of trailer carrying tonnage, as shown in Figure 3.When
Vehicle opens the hand valve for being fixed on vehicle side bar side in unloaded or light condition, and compressed air transtracheal is promoted to vehicle bridge
The airbag aeration of mechanism 11, air bag, which is heaved, drives axle to rise, and final wheel leaves ground and reaches raised position, as shown in Figure 4.
Axle lift mechanism can reduce abrasion of the road surface to tire, improve the operability of vehicle.
3rd, reinforced supporting arrangement is increased
The device of front load is supporting arrangement after the closed-type semitrailer is seted out, respectively by gearbox 12, manipulate crank 13,
Hook 14, outer square tube 15, inner square tube 16, pedestal 17.As shown in figure 5, the reinforced supporting arrangement of the increasing of the utility model is integrally tied
Structure is identical with common closed-type semitrailer supporting arrangement, but in order to carry 70 tons of weight, foundation is held mentioned by vehicle
The operating mode for carrying 70 ton hour stationary states and operating status carries out Force Calculation and analysis, and supporting arrangement away from car body front beam away from
From for 4075mm (such as Fig. 6), showing that weight that it is carried is 34 tons.It hangs in railway freight-car, passes through when by closed-type semitrailer
It carries out finite element analysis and show that the dimensions of the pedestal 17 of supporting arrangement must reach 500mm*500mm, could meet supporting
Yield strength requirement of the device for railway freight-car bottom plate.Meanwhile supporting arrangement base dimensions upper specification limit is 700mm*
700mm, to pack up.
Claims (1)
1. a kind of four axis van type transporting semi-trailer of highway railway combined transport, including：Vehicle frame, saddle-type traction base, supporting arrangement, suspension, gas
Brake assembly, axle aggregate, circuit assembly, towing pin, twist lock etc., it is characterised in that：Semitrailer further comprises：Four axis suspensions
System, axle lift mechanism increase reinforced supporting arrangement；
The four axis suspension systems include：Stent, latch plate, vehicle bridge, adjusting locking bar, equalizer bar；
Wherein, stent includes 3 kinds of structure types：Fore-stock, middle stent, after-poppet, stent, second during middle stent includes first again
Stent in middle stent and the 3rd；Wherein fore-stock central point is away from carriage center point 1130mm in first, carriage center point in first
It is 1310mm away from carriage center point in second, carriage center o'clock is 1310mm away from carriage center point in the 3rd in second, in the 3rd
The distance of carriage center point to after-poppet central point is 1150mm；Meanwhile fore-stock to car body front beam be 6840mm, after-poppet
It is 2120mm away from body rear end beam；
Wherein, latch plate is connected as one with vehicle bridge by U-shaped board, and latch plate insertion equalizer bar, equalizer bar can move up and down；
Vehicle bridge is connected by adjusting locking bar with fore-stock, realizes the limitation to the lengthwise position of latch plate；
The axle lift mechanism, in the first vehicle bridge or in the 4th vehicle bridge；
The reinforced supporting arrangement of the increasing, respectively by gearbox, manipulation crank, hook, outer square tube, inner square tube, pedestal, the bottom
Seat dimensions lower limit is 500mm*500mm, and the dimensions upper limit is 700mm*700mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721445335.XU CN207374531U (en) | 2017-11-02 | 2017-11-02 | A kind of four axis van type transporting semi-trailer of highway railway combined transport |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721445335.XU CN207374531U (en) | 2017-11-02 | 2017-11-02 | A kind of four axis van type transporting semi-trailer of highway railway combined transport |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207374531U true CN207374531U (en) | 2018-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721445335.XU Active CN207374531U (en) | 2017-11-02 | 2017-11-02 | A kind of four axis van type transporting semi-trailer of highway railway combined transport |
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| Country | Link |
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| CN (1) | CN207374531U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023160611A1 (en) * | 2022-02-25 | 2023-08-31 | 三一重型装备有限公司 | Suspension system and vehicle |
-
2017
- 2017-11-02 CN CN201721445335.XU patent/CN207374531U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023160611A1 (en) * | 2022-02-25 | 2023-08-31 | 三一重型装备有限公司 | Suspension system and vehicle |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 030012 No. 1 building, C District, Wenhua yuan residential quarter, Changzhi South Road, Xiaodian District, Taiyuan, Shanxi, 122 Patentee after: Shanxi poly Xin Shun Technology Co., Ltd. Address before: 030012 No. 1 building, C District, Wenhua yuan residential quarter, Changzhi South Road, Xiaodian District, Taiyuan, Shanxi, 122 Patentee before: Shanxi Xinsheng Trading Co. Ltd. |