CN104071061B - The Self-loading & self-unloading device of a kind of low flat bed semi trailer - Google Patents

The Self-loading & self-unloading device of a kind of low flat bed semi trailer Download PDF

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Publication number
CN104071061B
CN104071061B CN201410307398.3A CN201410307398A CN104071061B CN 104071061 B CN104071061 B CN 104071061B CN 201410307398 A CN201410307398 A CN 201410307398A CN 104071061 B CN104071061 B CN 104071061B
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traction
vehicle frame
self
fixed pulley
gantry mechanism
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CN201410307398.3A
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CN104071061A (en
Inventor
王金刚
李晓辉
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Hebei University of Technology
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Hebei University of Technology
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Abstract

The present invention discloses the Self-loading & self-unloading device of a kind of low flat bed semi trailer, and this device comprises traction mechanism, vehicle frame, guide rail device and gantry mechanism. Owing to being provided with several pulleys in the front-end and back-end of vehicle frame, gantry mechanism can move forward and backward on guide rail device. Gantry mechanism is provided with several pulleys, is used for traction goods, by be arranged on vehicle frame front end just to traction steel wire rope reel and reverse traction steel wire rope reel, be used for realizing to gantry mechanism just to traction and oppositely traction, thus realize the handling of goods. The present invention can effectively reduce transportation cost, has more significant economic benefit, the advantage that the present invention also has structure simple, easy and simple to handle in addition.

Description

The Self-loading & self-unloading device of a kind of low flat bed semi trailer
Technical field
The present invention relates to the cargo handling rig of a kind of cargo transportation vehicle, in particular to the Self-loading & self-unloading device of a kind of low flat bed semi trailer.
Background technology
Low flat bed semi trailer is one of special purpose vehicle kind of widespread use, and loading is in extensive range, is applicable to the transport of multiple mechanical means, large-sized object, road construction equipment, big part tank body, power station equipment and various steel, conveying efficiency height. But, owing to this car self does not have weight handling equipment, if the equipment transported self does not have power or travel mechanism, it is necessary to by crane, equipment is lifted on semitrailer, behind point of destination, re-use crane unload, shipping and delivery cost height. Especially in some mountain areas, due to limited conditions, it does not have crane or environment are not suitable for using crane, now, if semitrailer itself is with lifting appliance, can solve handling problem. Therefore, design the low flat bed semi trailer with Self-loading & self-unloading device and there are wide market outlook.
Summary of the invention
For the deficiencies in the prior art, the technical problem that quasi-solution of the present invention is determined is: the Self-loading & self-unloading device providing a kind of low flat bed semi trailer. This device can effectively reduce transportation cost, has more significant economic benefit, and the present invention also has that structure is simple, easy and simple to handle, the advantage of good stability in addition.
The technical scheme that the present invention solve the technical problem is: the Self-loading & self-unloading device providing a kind of low flat bed semi trailer, and this device comprises traction mechanism, vehicle frame, guide rail device and gantry mechanism;
Described traction mechanism comprises just to drawing mechanism and oppositely draw mechanism; Described just to traction mechanism comprise just to traction hydro-pump, just to traction fluid pressure motor, just to traction step-down gear, just to traction steel wire rope reel; Just it is fixedly connected on vehicle frame to traction hydro-pump, just it is fixedly connected on vehicle frame to traction fluid pressure motor, just to drawing hydro-pump and be just connected with high-pressure line in the middle of traction fluid pressure motor, just by shaft coupling and it is fixed on just connecting to the input shaft of traction step-down gear on vehicle frame to the output shaft of traction fluid pressure motor, just to the gear of output end of traction step-down gear with being just connected to the input end gear of traction steel wire rope reel, just it is fixed on vehicle frame to traction steel wire rope reel by himself support;Oppositely traction hydro-pump is fixedly connected on vehicle frame, reverse traction fluid pressure motor is fixedly connected on vehicle frame, oppositely draw hydro-pump and just in the middle of traction fluid pressure motor, it is connected with high-pressure line, the output shaft of reverse traction fluid pressure motor is connected by the input shaft of shaft coupling with the reverse traction step-down gear being fixed on vehicle frame, oppositely the gear of output end of traction step-down gear is connected with the input end gear of reverse traction steel wire rope reel, and reverse traction steel wire rope reel is fixed on vehicle frame by self support;
Described vehicle frame comprises the roller set being arranged on vehicle frame, what be arranged on vehicle frame front end just oppositely draws fixed pulley to traction fixed pulley, vehicle frame front end, the reverse traction fixed pulley being arranged on vehicle frame rear end, is arranged on the lifting rail fixed pulley of bottom of frame, is used for riser guide apparatus;
Described guide rail device is the movable offer orbit for gantry mechanism, comprise guide rail beam and guide rail longeron, the lifting rail fixed pulley being arranged on guide rail beam, is arranged on the hand speed reducer reel of lifting rail of vehicle frame front bottom end, is used for riser guide apparatus;
Described gantry mechanism comprise by the hand speed reducer reel of the gantry mechanism getting object, be arranged on gantry mechanism, be arranged on gantry mechanism get thing fixed pulley, be arranged on gantry mechanism just to traction fixed pulley, the reverse traction fixed pulley being arranged on gantry mechanism, the gantry mechanism crossbeam that is arranged on gantry mechanism.
Described object of getting comprises and gets object suspension hook, gets object pulley and get thing wireline; Described object of getting is by getting thing steel wire hang on gantry mechanism.
The Self-loading & self-unloading device of described low flat bed semi trailer also comprises cat ladder, and described cat ladder is connected with vehicle frame, for loading and unloading goods.
Compared with prior art, the invention has the beneficial effects as follows: owing to being provided with several pulleys in the front-end and back-end of vehicle frame, gantry mechanism can move forward and backward on guide rail device. Gantry mechanism is provided with several pulleys, is used for traction goods, by be arranged on vehicle frame front end just to traction steel wire rope reel and reverse traction steel wire rope reel, be used for realizing to gantry mechanism just to traction and oppositely traction, thus realize the handling of goods. The present invention can effectively reduce transportation cost, has more significant economic benefit, the advantage that the present invention also has structure simple, easy and simple to handle in addition.
Accompanying drawing explanation
Fig. 1 is one-piece construction schematic front view (wherein 2, the traction mechanism of the Self-loading & self-unloading device of low flat bed semi trailer of the present invention; 3, vehicle frame; 4, guide rail device; 5, gantry mechanism; 6, cat ladder);
Fig. 2 is that the one-piece construction schematic top plan view of the Self-loading & self-unloading device of low flat bed semi trailer of the present invention is (wherein 7, just to traction hydro-pump; 8, just to traction fluid pressure motor; 9, just to traction step-down gear; 10, just to traction fixed pulley; 11, fixed pulley is oppositely drawn; 12, just to traction steel wire rope reel; 13, roller set; 14, fixed pulley is oppositely drawn; 15, fixed pulley is oppositely drawn; 16, reverse traction steel wire rope reel; 17, fixed pulley is oppositely drawn; 18, just to traction fixed pulley; 19, step-down gear is oppositely drawn; 20, reverse traction fluid pressure motor; 21, hydro-pump is oppositely drawn);
The gantry mechanism structural representation that Fig. 3 is the Self-loading & self-unloading device of low flat bed semi trailer of the present invention (wherein 22, gets thing fixed pulley; 23, thing fixed pulley is got; 24, the hand speed reducer reel of gantry mechanism; 25, just to traction fixed pulley;26, fixed pulley is oppositely drawn; 27, fixed pulley is oppositely drawn; 28, just to traction fixed pulley; 29, object is got; 291, object suspension hook is got; 292, object pulley is got; 293, thing wireline is got; 30, thing fixed pulley is got; 31, gantry mechanism crossbeam).
Fig. 4 is upward view (wherein 32, the hand speed reducer reel of lifting rail of the guide rail device of the Self-loading & self-unloading device of low flat bed semi trailer of the present invention; 33, guide rail longeron; 34, guide rail beam; 35-43, lifting rail fixed pulley).
Embodiment
Below in conjunction with embodiment and accompanying drawing thereof, the inventive method is described further.
The present invention provides the Self-loading & self-unloading device (being called for short device, see Fig. 1-4) of a kind of low flat bed semi trailer. This device comprises traction mechanism 2, vehicle frame 3, guide rail device 4 and gantry mechanism 5.
Described traction mechanism 2 comprises just to drawing mechanism and oppositely draw mechanism.
Described just to traction mechanism comprise just to traction hydro-pump 7, just to traction fluid pressure motor 8, just to traction step-down gear 9, just to traction steel wire rope reel 12; Just it is fixedly connected on vehicle frame 3 to traction hydro-pump 7, just it is fixedly connected on vehicle frame to traction fluid pressure motor 8, just to drawing hydro-pump 7 and be just connected with high-pressure line in the middle of traction fluid pressure motor 8, just by shaft coupling and it is fixed on just connecting to the input shaft of traction step-down gear 9 on vehicle frame to the output shaft of traction fluid pressure motor 8, just to the gear of output end of traction step-down gear 9 with being just connected to the input end gear of traction steel wire rope reel 12, just it is fixed on vehicle frame 3 to traction steel wire rope reel 12 by himself support. Oppositely traction hydro-pump 21 is fixedly connected on vehicle frame 3, reverse traction fluid pressure motor 20 is fixedly connected on vehicle frame, oppositely draw hydro-pump 21 and just in the middle of traction fluid pressure motor 20, it is connected with high-pressure line, the output shaft of reverse traction fluid pressure motor 20 is connected by the input shaft of shaft coupling with the reverse traction step-down gear 19 being fixed on vehicle frame, oppositely the gear of output end of traction step-down gear 19 is connected with the input end gear of reverse traction steel wire rope reel 16, and reverse traction steel wire rope reel 16 is fixed on vehicle frame 3 by self support.
Described vehicle frame 3 comprises the roller set 13 being arranged on vehicle frame, be arranged on vehicle frame front end just to traction fixed pulley 10 and 18, the reverse traction fixed pulley 11 and 17 that is arranged on vehicle frame front end, it is arranged on the reverse traction fixed pulley 14 and 15 of vehicle frame rear end, the lifting rail fixed pulley 35,37,38,40,41,43 being arranged on bottom of frame, is used for riser guide apparatus 4.
Described guide rail device 4 is the movable offer orbit for gantry mechanism 5, comprise guide rail longeron 33 and guide rail beam 34, the lifting rail fixed pulley 36,39,42 being arranged on guide rail beam 34, the hand speed reducer reel 32 of lifting rail being arranged on vehicle frame 3 front bottom end, is used for riser guide apparatus 4.
Described gantry mechanism 5 comprises to be got object 29, the hand speed reducer reel 24 of gantry mechanism that is arranged on gantry mechanism, is arranged on and gets thing fixed pulley 22,23 and 30 on gantry mechanism, be arranged on gantry mechanism just to traction fixed pulley 25 and 28, the reverse traction fixed pulley 26 and 27 that is arranged on gantry mechanism, the gantry mechanism crossbeam 31 being arranged on gantry mechanism; Described object of getting comprises and gets object suspension hook 291, gets object pulley 292 and get thing wireline 293; Described get object 29 thing wireline 293 hangs on gantry mechanism 5 by getting.
The Self-loading & self-unloading device of described low flat bed semi trailer also comprises cat ladder 6, and described cat ladder 6 is connected with vehicle frame 3, for loading and unloading goods.
During work, just it is being fixed on to haulage cable one end just on traction steel wire rope reel 12, the other end through vehicle frame front end just to traction fixed pulley 10, gantry mechanism 5 on just to traction fixed pulley 25 and gantry mechanism 5 on just to traction fixed pulley 28, again through vehicle frame front end just to traction fixed pulley 18, be finally fixed on just to traction fixed pulley 18 permanent seat on. reverse haulage cable one end is fixed on reverse traction steel wire rope reel 16, the reverse traction fixed pulley 15 of the reverse traction fixed pulley 17 of the other end through vehicle frame front end and vehicle frame rear end, reverse traction fixed pulley 27 on gantry mechanism again, then through oppositely traction fixed pulley 26, again through another reverse traction fixed pulley 14 of vehicle frame rear end, then through the reverse traction fixed pulley 11 of vehicle frame front end, finally it is fixed on and oppositely draws on fixed pulley 11 permanent seat. getting thing wireline 293 one end is fixed on gantry mechanism crossbeam 31, and one end is by getting thing fixed pulley 30, get object 29, get thing fixed pulley 22 and 23, and the last and hand speed reducer reel 24 of gantry mechanism connects, and gets object 29 and is suspended on and gets on thing wireline 293. lifting rail wireline one end is fixed on the hand speed reducer reel 32 of lifting rail, the other end is successively by being arranged on the lifting rail fixed pulley 35 of bottom of frame, the lifting rail fixed pulley 36 being arranged on guide rail beam, it is arranged on the lifting rail fixed pulley 37 of bottom of frame, it is arranged on the lifting rail fixed pulley 38 of bottom of frame, the lifting rail fixed pulley 39 being arranged on guide rail beam, it is arranged on the lifting rail fixed pulley 40 of bottom of frame, it is arranged on the lifting rail fixed pulley 41 of bottom of frame, the lifting rail fixed pulley 42 being arranged on guide rail beam, it is arranged on the lifting rail fixed pulley 43 of bottom of frame, finally it is fixed on the bearing of lifting rail fixed pulley 43.
Principle of work and the process of apparatus of the present invention be: when loading goods, rotate by the hand speed reducer reel 32 of the lifting rail of vehicle frame front bottom end, by lifting rail wireline and lifting rail fixed pulley 35-43, guide rail device 4 is reduced, then by conventional mechanical mode, guide rail device 4 and gantry mechanism 5 are fixed. Hook goods with getting object suspension hook 291, by the hand speed reducer reel 24 of gantry mechanism getting the tension of thing wireline, thus make to get object suspension hook 291 and tightly hook goods. When carrying out loading of cargo, just work to traction steel wire rope reel 12, by roll up just to haulage cable thus drag gantry mechanism 5 and move ahead along guide rail device 4, the object 29 of getting on gantry mechanism drives goods to move forward along the roller set 13 on vehicle frame, thus completes the loading of goods. After loading work completes, rotate by the hand speed reducer reel 32 of the lifting rail of vehicle frame front bottom end, by lifting rail wireline and lifting rail fixed pulley 35-43, guide rail device 4 is raised up, then by conventional mechanical mode, guide rail device 4 and gantry mechanism 5 are fixed, thus complete whole loading process.
When unloaded of cargo, rotate by the hand speed reducer reel 32 of the lifting rail of vehicle frame front bottom end, by lifting rail wireline and lifting rail fixed pulley 35-43, guide rail device 4 is reduced, then by conventional mechanical mode, guide rail device 4 and gantry mechanism 5 are fixed.Hook goods with getting object suspension hook 291, by the hand speed reducer reel 24 of gantry mechanism getting the tension of thing wireline, thus make to get object suspension hook 291 and tightly hook goods. When carrying out goods and unload, reverse traction steel wire rope reel 16 works, by rolling up reverse haulage cable thus drag gantry mechanism 5 row after guide rail device 4, object 29 of getting on gantry mechanism drives goods to move along the roller set 13 on vehicle frame to vehicle frame rear, move to cat ladder 6 place, carry out unloaded of cargo by the hand speed reducer reel 24 of gantry mechanism, thus complete the unloading of goods. After unloaded operation completes, rotate by the hand speed reducer reel 32 of the lifting rail of vehicle frame front bottom end, by lifting rail wireline and lifting rail fixed pulley 35-43, guide rail device 4 is raised up, then by conventional mechanical mode, guide rail device 4 and gantry mechanism 5 are fixed, thus complete whole loading process.

Claims (4)

1. a Self-loading & self-unloading device for low flat bed semi trailer, this device comprises traction mechanism, vehicle frame, guide rail device and gantry mechanism, it is characterised in that:
Described traction mechanism comprises just to drawing mechanism and oppositely draw mechanism; Described just to traction mechanism comprise just to traction hydro-pump, just to traction fluid pressure motor, just to traction step-down gear, just to traction steel wire rope reel; Just it is fixedly connected on vehicle frame to traction hydro-pump, just it is fixedly connected on vehicle frame to traction fluid pressure motor, just to drawing hydro-pump and be just connected with high-pressure line in the middle of traction fluid pressure motor, just by shaft coupling and it is fixed on just connecting to the input shaft of traction step-down gear on vehicle frame to the output shaft of traction fluid pressure motor, just to the gear of output end of traction step-down gear with being just connected to the input end gear of traction steel wire rope reel, just it is fixed on vehicle frame to traction steel wire rope reel by himself support; Oppositely traction hydro-pump is fixedly connected on vehicle frame, reverse traction fluid pressure motor is fixedly connected on vehicle frame, oppositely draw hydro-pump and just in the middle of traction fluid pressure motor, it is connected with high-pressure line, the output shaft of reverse traction fluid pressure motor is connected by the input shaft of shaft coupling with the reverse traction step-down gear being fixed on vehicle frame, oppositely the gear of output end of traction step-down gear is connected with the input end gear of reverse traction steel wire rope reel, and reverse traction steel wire rope reel is fixed on vehicle frame by self support;
Described vehicle frame comprises the roller set being arranged on vehicle frame, and what be arranged on vehicle frame front end just oppositely draws fixed pulley to traction fixed pulley, vehicle frame front end, is arranged on the reverse traction fixed pulley of vehicle frame rear end, is arranged on the lifting rail fixed pulley of bottom of frame;
Described guide rail device comprises guide rail beam and guide rail longeron, the lifting rail fixed pulley being arranged on guide rail beam, is arranged on the hand speed reducer reel of lifting rail of vehicle frame front bottom end;
Described gantry mechanism comprise get object, the hand speed reducer reel of gantry mechanism that is arranged on gantry mechanism, be arranged on gantry mechanism get thing fixed pulley, be arranged on gantry mechanism just to traction fixed pulley, the reverse traction fixed pulley being arranged on gantry mechanism, the gantry mechanism crossbeam that is arranged on gantry mechanism.
2. the Self-loading & self-unloading device of low flat bed semi trailer according to claim 1, it is characterised in that described Self-loading & self-unloading device also comprises cat ladder, and described cat ladder is connected with vehicle frame.
3. the Self-loading & self-unloading device of low flat bed semi trailer according to claim 1, it is characterised in that described in get object and comprise and get object suspension hook, get object pulley and get thing wireline.
4. the Self-loading & self-unloading device of low flat bed semi trailer according to claim 3, it is characterised in that described in get object by getting thing steel wire hang on gantry mechanism.
CN201410307398.3A 2014-06-30 2014-06-30 The Self-loading & self-unloading device of a kind of low flat bed semi trailer Active CN104071061B (en)

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CN201410307398.3A CN104071061B (en) 2014-06-30 2014-06-30 The Self-loading & self-unloading device of a kind of low flat bed semi trailer

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Publication number Priority date Publication date Assignee Title
AT518981B1 (en) * 2016-09-13 2018-03-15 Rosenbauer Int Ag Vehicle, in particular emergency vehicle, with a charging arrangement
CN106740377B (en) * 2017-01-01 2018-12-28 徐州华邦专用汽车有限公司 A kind of pile for prestressed pipe transport vehicle with Multi Loading and Unloading Functions

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JP2824445B2 (en) * 1993-04-14 1998-11-11 天野 孝三 Vehicle-mounted lift
GB2377688B (en) * 2001-05-19 2005-04-06 Wheelbase Engineering Ltd Lifting mechanism
CN201951571U (en) * 2011-01-30 2011-08-31 李民 Remote controlled gantry hydraulic crane semi-trailer
CN103303182B (en) * 2013-06-26 2015-11-04 重庆宝润矿山机械制造有限公司 Freight container self-loading and unloading vehicle
CN203920524U (en) * 2014-06-30 2014-11-05 河北工业大学 A kind of Self-loading & self-unloading device of low flat bed semi trailer

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