CN103264736A - Rotating mechanism of trailer tail frame - Google Patents
Rotating mechanism of trailer tail frame Download PDFInfo
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- CN103264736A CN103264736A CN2013102198879A CN201310219887A CN103264736A CN 103264736 A CN103264736 A CN 103264736A CN 2013102198879 A CN2013102198879 A CN 2013102198879A CN 201310219887 A CN201310219887 A CN 201310219887A CN 103264736 A CN103264736 A CN 103264736A
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- tailstock
- upset
- trailer
- rotating mechanism
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Abstract
The invention discloses a rotating mechanism of a trailer tail frame, and relates to the technical field of structures of trailer tail frames. The rotating mechanism of the trailer tail frame comprises a chassis tail frame and a chassis base framework, wherein an overturning support is fixedly arranged on the chassis tail frame, the chassis tail frame is hinged to the chassis base framework through the overturning support, and the chassis tail frame rotates around a hinged center so that the chassis tail frame can overturn upwards and downwards. By means of the rotating mechanism of the trailer tail frame, a trailer can be adjusted in the height direction in road transportation and railway transportation, and meanwhile the requirement for limits of the road transportation and the railway transportation can be met.
Description
Technical field
The present invention relates to trailer tailstock technical field of structures, exactly relate to a kind of trailer tailstock rotating mechanism that can satisfy highway and railway transportation requirement simultaneously.
Background technology
The total weight of trailer is called independent trailer by what it self bore, and independent trailer also is called for short trailer usually.Characteristics: itself is unpowered, and independent bearing relies on other vehicle towed vehicles that travels.Trailer is to need to be used for carrying personnel or goods by the normal a kind of motorless on-road vehicle that uses of vehicle traction ability with regard to its design and technological characteristics.Superimposed trailer is that axletree places vehicle's center of gravity (when the even stand under load of vehicle) back, and the trailer that level or vertical power can be delivered to the hookup of tractor truck is housed.That is, the total weight part of trailer is born by tractor truck.Its characteristics: itself is unpowered, carries jointly with main car, the vehicle that relies on main car traction to travel.Independent trailer or superimposed trailer there is no the engine installation that carries, and the train-type vehicle that they and wheel tractor are formed belongs to the automobile category.
Existing trailer, its keystone configuration comprises vehicle frame, and the compartment is installed on the vehicle frame, and the afterbody of vehicle frame is the chassis tailstock that has suspension, is installed on the wheel in the suspension, and the extension of chassis tailstock is that the platform skeleton is sat on the chassis.
Publication number is CN101190696, the Chinese patent literature that open day is on June 4th, 2008 discloses a kind of draw gear of adjustable semitrailer forward and backward height difference, described superimposed trailer comprises that one is provided with the vehicle frame of lower aerofoil, described draw gear is positioned at the front bottom end of this vehicle frame, comprise a towing pin and a towing plate, described towing pin is fixed on this towing plate, also comprise at least one pallet crossbeam, at least one Pallet longitudinal beam, a plate, one upper flat plate and a diff-H regulating mechanism in order to spacing between the lower aerofoil of regulating vehicle frame and the towing plate, described towing plate links to each other with vehicle frame by connecting panel, bottom and the towing plate of described pallet crossbeam and Pallet longitudinal beam, captive joint with upper flat plate in the top, described diff-H regulating mechanism comprises first end face that cooperates with the lower aerofoil of vehicle frame and second end face that cooperates with towing plate, and this diff-H regulating mechanism is captiveed joint with vehicle frame and/or towing plate.Can realize the semitrailer forward and backward height difference adjustment simply, easily.
But be that the prior art of representative still exists following problem with above-mentioned patent documentation:
Existing trailer technology is when road transport and railway transportation, tailstock and vehicle frame that its band hangs can not upwards overturn, can not carry out change in location in short transverse to trailer when road transport and the railway transportation with resupinate mode, when main equipment transports, can't satisfy the requirement of road transport gauge and railway transportation gauge simultaneously.
Summary of the invention
The present invention is intended at above-mentioned existing in prior technology deficiency, a kind of trailer tailstock rotating mechanism is provided, adopt the present invention, can adjust in short transverse when road transport and the railway transportation trailer, can satisfy the requirement of road transport and railway transportation gauge simultaneously.
The present invention realizes by adopting following technical proposals:
A kind of trailer tailstock rotating mechanism, comprise chassis tailstock and chassis seat platform skeleton, it is characterized in that: be installed with the supporting of overturning on the tailstock of chassis, it is hinged that the chassis tailstock is sat the platform skeleton by overturn supporting and chassis, and the chassis tailstock rotates around hinged center and makes the chassis tailstock make progress, overturn downwards.
Described upset supporting is provided with the upset bolster, and the chassis is sat on the platform skeleton and is installed with supporting base, and the upset bolster runs through described upset supporting and supporting base, and it is hinged that the chassis tailstock is sat the platform skeleton by upset bolster and chassis.
Spring is installed between supporting base reverses accumulator, spring reverses accumulator and comprises bearing pin, is enclosed within the torsion spring on the bearing pin and is enclosed within the outer outer tube of torsion spring, the two ends of bearing pin are fixed on the supporting base, one end of torsion spring is fixed on the bearing pin, the other end of torsion spring is fixed on the outer tube, drive outer tube and rotate under the effect of torsion spring, outer tube is connected with described chassis tailstock.
It is three that described spring reverses accumulator, and any two springs reverse between the outer tube of accumulator to connect by connecting rod mechanism and drive.
Have march state lock pin holes and upset back lock pin holes on described upset supporting and the supporting base, the march state lock pin holes is positioned at the top of upset back lock pin holes.
Tailstock below, described chassis is connected with and promotes the push rod that the chassis tailstock spins upside down.
Described push rod is manual push rod, has manual input interface at supporting base, and handle stretches to manual input interface and drives described manual push rod action.
Sit platform skeleton both sides on the chassis and be provided with movable limiting stopper.
Compared with prior art, the beneficial effect that reaches of the present invention is as follows:
1, among the present invention, adopt " fixed installation upset supporting on the tailstock of chassis; it is hinged that the chassis tailstock is sat the platform skeleton by upset supporting and chassis; the chassis tailstock rotate around hinged center and make the chassis tailstock upwards, upset downwards " version, when the chassis tailstock upwards overturns, just can lower the height between chassis seat platform skeleton and the ground, thereby make that being carried on the main equipment of sitting on the platform skeleton on the chassis also reduces height.Thereby, adopting the present invention, trailer can be adjusted the height of the goods that carries when transportation in good time, has satisfied the requirement of road transport and railway transportation gauge.
2, among the present invention, described upset supporting is provided with the upset bolster, and the chassis is sat on the platform skeleton and is installed with supporting base, and the upset bolster runs through described upset supporting and supporting base, like this, it is hinged that the chassis tailstock just can be sat the platform skeleton by upset bolster and chassis, and when cargo carrying was sat on the platform skeleton on the chassis, the chassis tailstock is upset upwards, at this moment, along with upset together, supporting base does not then overturn yet in the upset supporting, and supporting base is along with chassis seat platform skeleton moves down gradually.Such version makes that the upset of chassis tailstock is more mild.
3, among the present invention, spring is installed between supporting base reverses accumulator, such version has following advantage, when not adopting spring to reverse accumulator, manual drives mechanism as using realizes the turn over function of chassis tailstock, then driver train desired structure size is very big, can't satisfy the requirement of required installing space; And select for use spring to reverse accumulator, then can effectively address the above problem, this spring reverse the accumulator compact conformation, simple, take up room little, output torque is big, energy storage efficiency is high, simple to operate, safe and reliable, but torsion spring usable length regulated at will is convenient to engineering design.
4, among the present invention, it is three that the spring that adopts reverses accumulator, any two springs reverse between the outer tube of accumulator to connect by connecting rod mechanism and drive, so just the force localization that three springs reverse accumulator can be used together, improved application force and work efficiency that spring reverses accumulator, certainly, under the enough prerequisite of installing space, can select morely, perhaps only select one, two also can.
5, among the present invention, have march state lock pin holes and upset back lock pin holes on upset supporting and the supporting base, the march state lock pin holes is positioned at the top of upset back lock pin holes, such version, when at road transport (march) state, the chassis tailstock inserts the march state lock pin holes by stop pin, thereby chassis tailstock and chassis seat platform skeleton are locked together, and makes chassis tailstock and chassis sit the platform skeleton and keeps initial condition.When need transport (march) state by road and transfer rollover states (railway transportation) to, can insert upset back lock pin holes by stop pin again, thereby being sat the platform skeleton, chassis tailstock and chassis lock together, make the chassis tailstock keep rollover states.
6, among the present invention, chassis tailstock below is connected with and promotes the push rod that the chassis tailstock spins upside down, and is convenient to when needed the chassis tailstock be spun upside down, adopt handle and manually the form of push rod saved productive costs, and simple in structure and do not take up room.
Description of drawings
Fig. 1 is upset of the present invention back status architecture scheme drawing
Fig. 2 reverses the mounting structure scheme drawing of accumulator for spring
Stereoeffect scheme drawing when Fig. 3 does not overturn for the chassis tailstock
Stereoeffect scheme drawing when Fig. 4 overturns for the chassis tailstock
Fig. 5 is the another perspective view of the present invention
Fig. 6 shows the another perspective view of manual push rod for the present invention
Fig. 7 exceeds the gauge scheme drawing for the present invention adopts the railway transportation main equipment
Fig. 8 transports the main equipment front view that do not overturn for the present invention
Fig. 9 is Fig. 8 right elevation
Figure 10 does not exceed the gauge scheme drawing for the present invention adopts the railway transportation main equipment
Figure 11 transports main equipment upset front view for the present invention
Figure 12 is Figure 11 right elevation
Mark among the figure:
1, spring reverses accumulator, and 2, connecting rod mechanism, 3, the upset bolster, 4, stop pin, 5, the chassis tailstock, 6, the chassis sits the platform skeleton, 7, manual push rod, 8, the upset supporting, 9, supporting base, 10, torsion spring, 11, outer tube, 12, the march state lock pin holes, 13, upset back lock pin holes, 14, manual input interface, 15, main equipment, 16, movable limiting stopper, 17, railway transportation gauge profile, 18, the railway transportation platform.
The specific embodiment
As a preferred embodiments of the present invention, it comprises chassis tailstock 5 and chassis seat platform skeleton 6, be installed with upset supporting 8 on the chassis tailstock 5, it is hinged that chassis tailstock 5 is sat platform skeleton 6 by upset supporting 8 and chassis, chassis tailstock 5 rotates around hinged center and makes chassis tailstock 5 upwards, upset downwards, with reference to Figure of description 1, namely provided upset of the present invention back status architecture scheme drawing, when chassis tailstock 5 upwards overturns, just can lower the height between chassis seat platform skeleton 6 and the ground, thereby make that being carried on the main equipment of sitting on the platform skeleton 6 on the chassis 15 also reduces height.
As another preferred embodiments of the present invention, upset supporting 8 is provided with upset bolster 3, the chassis is sat on the platform skeleton 6 and is installed with supporting base 9, upset bolster 3 runs through described upset supporting 8 and supporting base 9, it is hinged that chassis tailstock 5 is sat platform skeleton 6 by upset bolster 3 and chassis, when cargo carrying is sat on the platform skeleton 6 on the chassis, upwards upset of chassis tailstock 5, at this moment, upset supporting 8 is also along with upset together, supporting base 9 does not then overturn, and supporting base 9 is along with chassis seat platform skeleton 6 moves down gradually.Such version makes that the upset of chassis tailstock 5 is more mild, and all the other are with embodiment 1.
With reference to Figure of description 3, as another preferred embodiments of the present invention, spring is installed between supporting base 9 reverses accumulator 1, spring reverses accumulator 1 and comprises bearing pin, is enclosed within the torsion spring 10 on the bearing pin and is enclosed within torsion spring 10 outer tube 11 outward, the two ends of bearing pin are fixed on the supporting base 9, and an end of torsion spring 10 is fixed on the bearing pin, and the other end of torsion spring 10 is fixed on the outer tube 11, drive outer tube 11 and rotate under the effect of torsion spring 10, outer tube 11 is connected with described chassis tailstock.It is three that described spring reverses accumulator 1, and per two springs reverse between the outer tube 11 of accumulator 1 to connect by connecting rod mechanism 2 and drive.Have march state lock pin holes 12 and upset back lock pin holes 13 on described upset supporting 8 and the supporting base 9, march state lock pin holes 12 is positioned at the top of upset back lock pin holes 13.Tailstock 5 belows, described chassis are connected with and promote the push rod that chassis tailstock 5 spins upside down.Described push rod is manual push rod 7, has manual input interface 14 at supporting base 9, and handle stretches to manual input interface 14 and drives described manual push rod 7 actions.Certainly, do not consider the situation in space, push rod also can adopt hydraulic pressure or air pressure mode to drive.Sit platform skeleton 6 both sides on the chassis and be provided with movable limiting stopper 16.
As preferred forms of the present invention, its structural representation is shown in accompanying drawing 1-6, have the part that platform skeleton 6(Trailer type frame for use in vehicle is sat on chassis tailstock 5 that trailer hangs and chassis) support by the upset of both sides 8 hinged, chassis tailstock 5 can rotate around the supporting center and tailstock is overturn upwards, downwards, thereby reduce the distance on vehicle frame and ground, railway clearance when the trailer tailstock does not overturn as shown in Figure 7, the height state when the trailer tailstock does not overturn is shown in Fig. 8-9; Railway clearance after the trailer tailstock upset as shown in figure 10, the height state after the upset of trailer tailstock is shown in Figure 11-12.
When at road transport (march) state, the locking pin 4 of chassis tailstock 5 by both sides sat platform skeleton 6 with the chassis and locked together, and sits the movable limiting stopper 16 of platform skeleton 6 both sides and limits the motion of chassis tailstock 5 and bear load in the transportation jointly with locking pin 4 by being fitted in the chassis simultaneously.
When need transport (march) state by road and transfer rollover states (railway transportation) to, to lock pin 4 by the leveling supporting leg (not drawing among the figure) on the chassis seat platform skeleton 6 earlier unloads and it is extracted, take off limiting stopper again, then handle (not drawing among the figure) is inserted the manual input interface 14 of the arbitrary manual push rod 7 that is positioned at the vehicle frame both sides, shaking the manual push rod 7 promotion tailstocks of handle drives upwards digs, translate into given position (spacing stop position) back and be locked with locking pin 4, with the leveling supporting leg vehicle frame is reduced to the railway transportation desired height again.
When need when rollover states (railway transportation) transfers road transport (march) state to, earlier with the leveling supporting leg vehicle frame is increased to the road transport desired height, shake the manual push rod 7 promotion tailstocks of handle drives again and make locking pin 4 unload and it is extracted, shake the manual push rod 7 of handle drives then and promote to be locked and to load onto movable limiting stopper 16 with locking pin 4 after tailstocks are turned to given position (spacing stop position) downwards.
The maximum gravitational moment that produces because of tailstock weight is 51450N.m in this example, and its flip angle is about 26 ° when making the tire lower edge be higher than the chassis platform to sit down end face 20mm when the tailstock switching mechanism upwards turns over.Manual drives mechanism as using realizes this function, and then driver train desired structure size is very big, can't satisfy the requirement of required installing space, therefore select for use spring to reverse accumulator 1 and realize this function, this accumulator compact conformation, simple, take up room little, output torque is big, energy storage efficiency is high, simple to operate, safe and reliable, but torsion spring 10 usable length regulated at will are convenient to engineering design.
The principle of work that spring reverses accumulator 1 is earlier equipment to be stored along the energy that certain direction displacement produces, when equipment carries out work doing energy stored to be discharged when resetting along former opposite sense again, its working state schematic representation is shown in Fig. 1 and 11, when upset trailer frame is changed to 0 ° by 26 ° of diagrams (by rollover states to horizontality time), the distortion of its energy that upset supporting 8 centers are produced by spring is stored in spring and reverses in the accumulator 1, when upset trailer frame was changed to 26 ° (by horizontality to upset time) by 0 ° of diagram, spring reversed accumulator 1 by discharging the upset that stored energy comes assistive drive mechanism realization tailstock.Satisfy the requirement of road transport gauge and railway transportation gauge simultaneously by means of the ascending, descending of the leveling supporting leg on the trailer.
Trailer tailstock railway transportation height when not overturning about 400mm that transfinites in this example, tailstock weight is 3500kg, the gravitational moment that produces is 51450N.m, its flip angle is about 26 ° when making the tire lower edge be higher than the chassis to sit platform lower surface 20mm when the tailstock switching mechanism upwards turns over, can reduce the about 470mm of the height that transfinites, be lower than the railway transportation height 70mm that transfinites.
Claims (8)
1. trailer tailstock rotating mechanism, comprise chassis tailstock (5) and chassis seat platform skeleton (6), it is characterized in that: be installed with upset supporting (8) on the chassis tailstock (5), it is hinged that chassis tailstock (5) is sat platform skeleton (6) by overturn supporting (8) and chassis, and chassis tailstock (5) rotates around hinged center and makes chassis tailstock (5) make progress, overturn downwards.
2. trailer tailstock rotating mechanism according to claim 1, it is characterized in that: described upset supporting (8) is provided with upset bolster (3), the chassis is sat on the platform skeleton (6) and is installed with supporting base (9), upset bolster (3) runs through described upset supporting (8) and supporting base (9), and it is hinged that chassis tailstock (5) is sat platform skeleton (6) by upset bolster (3) and chassis.
3. trailer tailstock rotating mechanism according to claim 1 and 2, it is characterized in that: spring is installed between supporting base (9) reverses accumulator (1), spring reverses accumulator (1) and comprises bearing pin, is enclosed within the torsion spring (10) on the bearing pin and is enclosed within the outer outer tube (11) of torsion spring (10), the two ends of bearing pin are fixed on the supporting base (9), one end of torsion spring (10) is fixed on the bearing pin, the other end of torsion spring (10) is fixed on the outer tube (11), drive outer tube (11) rotates under the effect of torsion spring (10), and outer tube (11) is connected with described chassis tailstock.
4. trailer tailstock rotating mechanism according to claim 3, it is characterized in that: it is three that described spring reverses accumulator (1), any two springs reverse between the outer tube (11) of accumulator (1) to connect by connecting rod mechanism (2) and drive.
5. trailer tailstock rotating mechanism according to claim 2, it is characterized in that: have march state lock pin holes (12) and upset back lock pin holes (13) on described upset supporting (8) and the supporting base (9), march state lock pin holes (12) is positioned at the top of upset back lock pin holes (13).
6. trailer tailstock rotating mechanism according to claim 5 is characterized in that: be connected with below the described chassis tailstock (5) and promote the push rod that chassis tailstock (5) spins upside down.
7. trailer tailstock rotating mechanism according to claim 6, it is characterized in that: described push rod is manual push rod (7), have manual input interface (14) at supporting base (9), handle stretches to manual input interface (14) and drives described manual push rod (7) action.
8. trailer tailstock rotating mechanism according to claim 3 is characterized in that: sit platform skeleton (6) both sides on the chassis and be provided with movable limiting stopper (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310219887.9A CN103264736B (en) | 2013-06-05 | 2013-06-05 | Trailer tail frame rotating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310219887.9A CN103264736B (en) | 2013-06-05 | 2013-06-05 | Trailer tail frame rotating mechanism |
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| Publication Number | Publication Date |
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| CN103264736A true CN103264736A (en) | 2013-08-28 |
| CN103264736B CN103264736B (en) | 2015-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310219887.9A Active CN103264736B (en) | 2013-06-05 | 2013-06-05 | Trailer tail frame rotating mechanism |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201033595Y (en) * | 2007-05-08 | 2008-03-12 | 浙江速达大件运输安装工程有限公司 | Gooseneck device of the lift type semitrailer |
| CN101190696A (en) * | 2006-11-21 | 2008-06-04 | 中国国际海运集装箱(集团)股份有限公司 | Adjustable semitrailer forward and backward height difference tractor |
| CN202071920U (en) * | 2011-05-10 | 2011-12-14 | 零八一电子集团四川红轮机械有限公司 | Lifting trailer |
| US20120086185A1 (en) * | 2010-10-07 | 2012-04-12 | Wrt Equipment Ltd. | End dump trailer |
| US20120181760A1 (en) * | 2009-09-16 | 2012-07-19 | David Catford | Drop deck trailer |
| CN202579628U (en) * | 2012-05-19 | 2012-12-05 | 零八一电子集团四川红轮机械有限公司 | Overturning device energy storage mechanism capable of automatically adjusting torsional rigidity |
| CN203306139U (en) * | 2013-06-05 | 2013-11-27 | 零八一电子集团四川红轮机械有限公司 | Trailer tailstock rotating mechanism |
-
2013
- 2013-06-05 CN CN201310219887.9A patent/CN103264736B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101190696A (en) * | 2006-11-21 | 2008-06-04 | 中国国际海运集装箱(集团)股份有限公司 | Adjustable semitrailer forward and backward height difference tractor |
| CN201033595Y (en) * | 2007-05-08 | 2008-03-12 | 浙江速达大件运输安装工程有限公司 | Gooseneck device of the lift type semitrailer |
| US20120181760A1 (en) * | 2009-09-16 | 2012-07-19 | David Catford | Drop deck trailer |
| US20120086185A1 (en) * | 2010-10-07 | 2012-04-12 | Wrt Equipment Ltd. | End dump trailer |
| CN202071920U (en) * | 2011-05-10 | 2011-12-14 | 零八一电子集团四川红轮机械有限公司 | Lifting trailer |
| CN202579628U (en) * | 2012-05-19 | 2012-12-05 | 零八一电子集团四川红轮机械有限公司 | Overturning device energy storage mechanism capable of automatically adjusting torsional rigidity |
| CN203306139U (en) * | 2013-06-05 | 2013-11-27 | 零八一电子集团四川红轮机械有限公司 | Trailer tailstock rotating mechanism |
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| Publication number | Publication date |
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| CN103264736B (en) | 2015-09-16 |
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