CN205916788U - Ground actuating mechanism suitable for transition of piggyback transport car - Google Patents

Abstract

The utility model discloses a ground actuating mechanism suitable for transition of piggyback transport car, this mechanism includes following part: the support component is fixed in ground to its be provided with with the first track of tray movement track assorted, remove the part, be provided with with the second track of first track phase -match motion, and the tip that moves the relative tray of parts be provided with with but the cooperation portion of tray joint or separation, power device, the drive the removal part is followed first track reciprocating motion, the utility model discloses the establishment of institution of well drive rail vehicle tray action is in subaerial, dead weight that like this can the greatly reduced piggyback transport car, and the dead weight coefficient of vehicle is little, has greatly optimized the whole performance parameter of rail vehicle to simplify the structure of rail vehicle, improve its dependable performance nature. In addition, establishment of institution in the subaerial use cost that also can reduce the piggyback transport car of drive rail vehicle tray action, the establishment of institution is more nimble, convenient.

Description

It is applied to the surface drive mechanism of piggyback transport car transition

Technical field

This utility model is related to rolling stock transition technical field of transportation, is applied to piggyback transport car particularly to one kind and turns The surface drive mechanism of field.

Background technology

With rapid development of economy, there is a logistics revolution setting up the comprehensive system of transport in China, a kind of with Change Traditional Transportation pattern, efficient, brand-new Transportation Model safely, conveniently, economic, multimodal transport is just quietly risen in China.

Railway carry on the back unlucky defeated be multimodal transport a kind of new transport pattern, piggyback transport car will be loaded with packaging by tractor The chassis of case or trailer directly open railway platform truck, leave away after dislodging in order, and container chassis or trailer are by railcar Carrying changes the outfit a little to front, then drives upper car and boat by the tractor of place of arrival and hang up container chassis or trailer, directly transports Toward destination.

At present, the transition transport between railway and highway is main in the following manner: first kind of way is: rolling stock Driving means are provided with flat board body frame, driving means can drive the pallet on flat board body frame traverse motion, when So ground is provided with the ground mechanism supporting pallet, and when container transports transition by road to railway transportation, driving means are driven Dynamic pallet laterally outward displacement, smoothly can reaching pallet to ground mover, treats that ground mover leaves corresponding to pallet Set out behind position and leave, then drive pallet to return to home position by driving means.

The second way is: is provided with driving means on the flat board body frame of rolling stock, driving means can drive props up Bracketing disc spins, when rotation is to predetermined angular, the edge of pallet and ground integrate with, and tractor smoothly can be driven to support by ground On disk, set out after ground mover leaves to pallet relevant position and leave, then drive pallet to return to home position by driving means.

In both the above embodiment, flat board body frame is provided with driving means, the weight ratio of underframe is larger, vehicle is certainly Weight coefficient is larger, and vehicle integral performance parameter is just than relatively low.

Therefore, how to reduce the ratio of light weight to loading capacity of rolling stock, optimize vehicle integral performance parameter, be technology people in the art Member's technical problem urgently to be resolved hurrily.

Utility model content

For solving above-mentioned technical problem, this utility model provides a kind of ground driving machine being applied to piggyback transport car transition Structure, including with lower component:

Support member, is fixed on ground, and it is provided with the first track；

Moving parts, is provided with the second track along described first track motion, and described moving parts opposing tray One end be provided with engageable with described pallet or detached auxiliary section；

Power set, drive described moving parts to move back and forth along described first track.

Optionally, described support member is provided with chute, and described first track is described chute, and described moving parts has The slide block sliding located at described chute inside and with the cooperation of described chute, described second track is described slide block.

Optionally, described slider support in described chute bottom land and with described bottom land coordinate slide, the one of described chute Side wall is provided with rack structure, and described slide block is provided with the gear with described rack structure fit engagement；Described power set Drive described pinion rotation.

Optionally, described slide block is additionally provided with the first roller, and described first roller is rolled with the opposite side wall of described chute Cooperation.

Optionally, described support member is additionally provided with least one second roller, and described second roller is used for supporting movement Roll cooperation to the described pallet above described support member and with described tray bottom.

Optionally, described moving parts is engageable with described pallet or detached auxiliary section is hinged with described slide block, and Described jointed shaft is vertically.

Optionally, described auxiliary section is provided with electromagnetic component, and described surface drive mechanism also includes control circuit, described control Circuit processed is used for controlling energising and the power-off of described electromagnetic component.

Optionally, described chute is the arcuate structure matching with tray motion track；Or,

Described chute is linear structure, and described electromagnetic component can be engaged with described tray both slid.

Optionally, described electromagnetic component is roller structure, and the rotary shaft of described roller is vertical direction.

Optionally, when the pivoting point of pallet and bogie is located at the non-end of described pallet, corresponding with same pallet Described surface drive mechanism is two, occupy the both sides of described pallet respectively, and described in two, surface drive mechanism corresponds to respectively The setting of described pallet both ends.

Optionally, also include lifting body, described lifting body includes with lower component:

Bracing frame, is supported between two parallel orbits of rolling stock；

Toggle linkage linkage, including first connecting rod, second connecting rod, toggle linkage, described toggle linkage is described solid Connecting rod, the middle part rotational support of described toggle linkage in support frame as described above and is fixedly connected the power transmission shaft of driving means, two ends Portion is hinged with one end of described first connecting rod and described second connecting rod respectively, described first connecting rod and described second connecting rod another End is respectively arranged with the first jacking wheel and the second jacking wheel；

Described toggle linkage by primary importance change to the second position change when, described first jacking wheel and described second top Rise wheel by jacking pallet State Transferring to non-jacking hypocrateriform state.

Optionally, described toggle linkage linkage also includes:

Third connecting rod and fourth link, described first jacking wheel and described second jacking wheel are respectively arranged on described third connecting rod With the upper end of fourth link, the bottom of described third connecting rod and fourth link connects described first connecting rod and described respectively Two connecting rods, the middle part of described third connecting rod and described fourth link and the hinged rotation of ground fixed support, and jointed shaft is along water Square to.

Optionally, described toggle linkage linkage also includes the 5th connecting rod, described third connecting rod quantity at least two, Each described third connecting rod be arranged in parallel, and the upper end of each described third connecting rod is all connected with described first jacking wheel, and each described 3rd It is hinged with described first connecting rod that described 5th connecting rod is passed through in the lower end of connecting rod.

Optionally, described toggle linkage linkage also includes six-bar linkage, described fourth link quantity at least two, Each described fourth link be arranged in parallel, and the upper end of each described third connecting rod is all connected with described second jacking wheel, and each described 4th It is hinged with described second connecting rod that described six-bar linkage is passed through in the lower end of connecting rod.

Optionally, described lifting body also includes:

First limited block, is fixed on ground, when described toggle linkage linkage turns to first state, each jacking wheel By pallet jacking to a high position, pallet is partially broken away from bogie, and each jacking wheel is supported in described first limited block；Or/and,

Second limited block, is fixed on ground, and when described toggle linkage linkage turns to the second state, pallet resets To bogie, each jacking wheel is located at low level, and each jacking wheel is supported in described second limited block.

Compared with being arranged on car body with the driving means of driving rolling stock pallet action in prior art, this utility model The middle mechanism driving rolling stock pallet action is arranged on ground, so can substantially reduce the deadweight of piggyback transport car, car Ratio of light weight to loading capacity little, greatly optimize the integral performance parameter of rolling stock, and simplify the structure of rolling stock, improve it Performance reliability.

In addition, driving the mechanism of rolling stock pallet action to be arranged at the use that piggyback transport car can also be reduced on ground Cost, mechanism's setting is more flexible, convenient.

Brief description

Fig. 1 is a kind of signal of the surface drive mechanism part-structure being applied to piggyback transport car transition of this utility model Figure；

Fig. 2 is partial enlarged drawing at a in Fig. 1；

Fig. 3 is applied to the signal of the surface drive mechanism part-structure of piggyback transport car transition for this utility model another kind Figure；

Fig. 4 is the surface drive mechanism being applied to non-end rotary-tray in the layout drawing of station；

Fig. 5 is the schematic diagram that shown in Fig. 4, pallet is in transition state；

Fig. 6 is the layout drawing in station for the surface drive mechanism being applied to end rotary-tray；

Fig. 7 is the schematic diagram that shown in Fig. 6, pallet is in transition state；

Fig. 8 lifting body is in the schematic diagram of non-jacking hypocrateriform state；

Fig. 9 is in the schematic diagram of jacking pallet state for lifting body.

Wherein, in Fig. 1 to Fig. 9:

Support member 1, chute 11, tooth bar 111, moving parts 2, auxiliary section 21, electromagnetic component 211, pin joint o, slide block 22nd, gear 23, the first roller 14, the second roller 13；

Pallet 30；

Bogie 40；

Bracing frame 3, first connecting rod 301, second connecting rod 302, third connecting rod 303, fourth link 304, the 5th connecting rod 305, Six-bar linkage 306, toggle linkage 307, the first jacking wheel 308, the second jacking wheel 309, the first limited block 310, the second limited block 311.

Specific embodiment

As stated in the Background Art, drive in prior art that pallet rotates relative to bogie or the driving means that translate are arranged at On the car body of rolling stock, so obviously increase the deadweight of vehicle, have impact on the integral performance parameter of vehicle.Current optimization car The main method of integral performance parameter is mainly around the weight how mitigating the driving means being arranged on car body.Driving means Although the mitigation of weight alleviates light weight to a certain extent, it is not fully solved asking of vehicle overall performance optimization Topic.

Adopt an original approach herein and propose a kind of technical scheme that can greatly improve vehicle overall performance, specifically describe such as Under.

It should be noted that first, second grade word as herein described only for specification configuration same or similar two with Upper-part, or same or similar two or more structure, do not indicate that certain particular determination to order.

In order that those skilled in the art more fully understands the technical solution of the utility model, below in conjunction with the accompanying drawings and tool The utility model is described in further detail for body embodiment.

Refer to Fig. 1, Fig. 1 is a kind of surface drive mechanism part being applied to piggyback transport car transition of this utility model Schematic diagram.

The presented herein surface drive mechanism being applied to piggyback transport car transition includes support member 1, move portion Part 2, power set.Support member 1 is fixedly supported to ground, and it is provided with first matching with pallet 30 movement locus Track.Two kinds of motion modes of the pallet 30 in transition are given: a kind of horizontal for pallet 30 bogie 40 relatively in background technology To translation；Another kind can be rotated against with the pin joint of bogie 40 around it for pallet 30.In support member 1 described herein First track of setting can be according to the different move modes (translate or rotate) of rolling stock top tray 30 relatively bogie 40 Set the shape of track.Herein so that pallet 30 and bogie 40 one end are hinged as a example, continue to introduce technique effect, that is, pallet 30 with Bogie 40 rotates and connects, and pallet 30 can rotate relative to bogie 40.

Specifically, depending on the run-on point of pallet 30 and bogie 40 can be according to the specific design of rolling stock, pallet 30 With the run-on point of bogie 40 may be located at pallet 30 one end it is also possible to be located at pallet 30 middle part, certainly both turn Dynamic point can also be arranged at the sleeper beam portion of bogie 40.

Moving parts 2 herein be provided with the first track match motion the second track that is to say, that move portion The second track that part 2 passes through to arrange thereon can be along the first track relative motion.And moving parts 2 end relative with pallet 30 Portion is provided with engageable with pallet 30 or detached auxiliary section 21, and moving parts 2 can pass through this auxiliary section 21 fixed tray 30. Realize moving parts 2 a lot of with the structure in pallet 30 secure fit portion 21, for example auxiliary section 21 can be for being provided with the first hole knot Structure, the relevant position of pallet 30 is also equipped with the second hole, and moving parts 2 and pallet 30 pass through with located at the first hole and the second in the hole The spacing connection of bearing pin in portion；Certainly auxiliary section 21 can also be magnetic part, and specifically magnetic part can be electromagnetic component 211, surface drive mechanism also includes control circuit, and control circuit is used for controlling energising and the power-off of electromagnetic component 211；Work as control During closing of circuit, electromagnetic component 211 is energized and then produces electromagnetic force and can firmly adsorb pallet 30, and such moving parts 2 can To drive pallet 30 to move together；When control circuit disconnects, electromagnetic component 211 power-off, the electromagnetic force of electromagnetic component 211 disappears And then the constraint release between pallet 30 and moving parts 2.

Power set provide the power along the first track motion for moving parts 2.

Compared with being arranged on car body with the driving means of driving rolling stock pallet 30 action in prior art, this practicality is new Drive the mechanism of rolling stock pallet 30 action to be arranged on ground in type, so can substantially reduce piggyback transport car oneself Weight, the ratio of light weight to loading capacity of vehicle is little, greatly optimizes the integral performance parameter of rolling stock, and simplifies the structure of rolling stock, Improve its performance reliability.

In addition, the mechanism of driving rolling stock pallet 30 action is arranged on ground and can also reduce making of piggyback transport car With cost, mechanism arranges more flexible, convenient.

Wherein, not shown power set of each in figure herein, did not hinder those skilled in that art to understand at that time and implemented This paper technical scheme

Incorporated by reference to Fig. 2 to Fig. 7, Fig. 2 is partial enlarged drawing at a in Fig. 1；Fig. 4 is to be applied to non-end rotary-tray 30 Surface drive mechanism is in the layout drawing of station；Fig. 5 is the schematic diagram that shown in Fig. 4, pallet 30 is in transition state；Fig. 6 is applicable In end rotary-tray 30 surface drive mechanism in the layout drawing of station；Fig. 7 is that shown in Fig. 6, pallet 30 is in transition state Schematic diagram.

In a kind of specific embodiment, support member 1 can be arranged at the side of rail, and that is, surface drive mechanism is close carries on the back The parking spot setting of back of the body transport vehicle, does not mainly affect the normally travel of piggyback transport car.Support member 1 can be provided with Chute 11, the first track is chute 11, and moving parts 2 has slide block 22, and slide block 22 located at chute 11 inside and coordinates chute 11 Slide block 22.Chute 11 can be arcuate structure or linear type.Giving chute 11 in Fig. 1 and Fig. 2 is arcuate structure Embodiment, gives the embodiment that chute 11 is linear structure in Fig. 3.For pallet 30 around it pin joint with bogie The piggyback transport car that (or pivoting point) rotates, when chute 11 be linear type when, auxiliary section 21 drag pallet 30 rotate while, It is also slided along pallet 30 with the abutment of pallet 30.

With auxiliary section as electromagnetic component, as a example auxiliary section 21 is engaged with pallet 30 by electromagnetic force, when chute 11 is straight line During type, electromagnetic component is real-time change with the abutment of pallet 30 in pallet 30 rotation process.The preferential roller of electromagnetic component Structure, in roller structure, the rotary shaft of each roller is vertical direction.

That is, moving parts 2 and support member 1 pass through slide block 22 sliding with the form cooperation of chute 11, slip is joined Close frictional force smaller, advantageously reduce the power of power set.

Further, slide block 22 is supported in the bottom land of chute 11, and coordinates slip with bottom land, and the side wall of chute 11 sets There is tooth bar 111 structure, slide block 22 is provided with gear 23, gear 23 and tooth bar 111 fit engagement, power set driving gear 23 Rotate.The preferred motor of power set, on ground, installation site can be according to transition actual environment reasonable selection for motor support.

In above-described embodiment, when power set driving gear 23 moves out along tooth bar 111, pallet 30 bogie relatively 40 move out, until pallet 30 moves to the state that connects with ground highway, power set stopping action, ground mover is permissible Open that top tray 30 mounts or solution mounts the trailer of goods, to realize the carry over of on-highway tractor and rolling stock, treat that ground is led Draw after car leaves lower tray 30, driving gear 23 rotates power set round about again, then gear 23 tooth bar 111 relatively is inwardly transported Dynamic, until pallet 30 resets.

Gear 23 and tooth bar 111 motion ratio are more steady, and can realize the precise control of pallet 30 position.

In the various embodiments described above, slide block 22 is also provided with roller, and roller rolls cooperation with the opposite side wall of chute 11； Herein the roller being arranged at slide block 22 is defined as the first roller 14 that is to say, that the side of slide block 22 is provided with gear 23, Opposite side is provided with the first roller 14, and the side wall of the first roller 14 setting non-with chute 11 tooth bar 111 rolls cooperation.Work as gear 23 with tooth bar 111 gear motion when, the first roller 14 rolls cooperation, such first roller 14 with the opposite side wall of chute 11 simultaneously The effect of equipment gear 23 steering can be played.

In the various embodiments described above, support member 1 is also provided with least one second roller 13, and the second roller 13 is used for The pallet 30 to above support member 1 for the supporting movement, the second roller 13 and pallet 30 bottom roll cooperation.Second roller 13 turn Dynamic direction can substantially with pallet 30 rotation direction in the same direction.The preferred circular cone roller of second roller 13.

The pallet 30 rotating out bogie 40 can be supported by the second roller 13, and in pallet 30 rotation process In it rolls cooperation with the second roller 13, that is, ensure the stability of pallet 30 rotation process, have and reduce pallet 30 as far as possible and rotated The abrasion of journey.

In order to avoid catching phenomenon in pallet 30 reciprocatory movement, moving parts 2 and pallet 30 in the various embodiments described above Engageable or detached auxiliary section 21 is hinged with slide block 22, shows pin joint o, and jointed shaft is vertically in Fig. 2.Join Conjunction portion 21 is fixedly connected with pallet 30, auxiliary section 21 and slide block 22 is hinged can be between real-time adjustment auxiliary section 21 and slide block 22 Connection angle, improves the motility moved in auxiliary section 21 with slide block 22.

As described above, pallet 30 generally comprises three kinds of modes: end, middle part, sleeper beam with the setting of bogie 40 run-on point Position (non-end, also non-middle part).When the run-on point (pivoting point) of pallet 30 and bogie 40 is located at end, ground driving machine The quantity of structure can be one, is arranged at the other end of pallet 30.Other two kinds of set-up modes of run-on point, ground driving machine The quantity of structure can be two, respectively the setting of opposing tray 30 both ends.

I.e. when the pivoting point of pallet 30 and bogie 40 is located at the non-end of pallet 30, correspondingly with same pallet 30 Face drive mechanism is two, occupy the both sides of pallet 30 respectively, and the both ends of the corresponding pallet 30 of two surface drive mechanism set Put.

Refer to Fig. 8 and Fig. 9, Fig. 8 lifting body is in the schematic diagram of non-jacking pallet 30 state；Fig. 9 is lifting body It is in the schematic diagram of jacking pallet 30 state.

Usually, pallet 30, before rotating, needs for first for pallet 30 jack-up upwards to disengage it from bogie 40 1 spacing From.It is used for herein for the lifting body of pallet 30 jack-up being also disposed on ground, this lifting body includes bracing frame 3 and duplex Lever connecting rod mechanism.

Bracing frame 3 is supported between two parallel orbits of rolling stock；Toggle linkage linkage includes first connecting rod 301st, second connecting rod 302, toggle linkage 307, toggle linkage 307 is the bar that is connected, the middle part rotational support of toggle linkage 307 in Support 3 and be fixedly connected the power transmission shaft of driving means, the preferred motor of driving means herein, motor is also supported in bracing frame 3 On.The both ends of toggle linkage 307 are hinged with one end of first connecting rod 301 and second connecting rod 302 respectively, first connecting rod 301 He The other end of second connecting rod 302 is respectively arranged with the first jacking wheel 308 and the second jacking wheel 309.When toggle linkage 307 is by first Position change to the second position change when, described first jacking wheel 308 and described second jacking wheel 309 are by jacking pallet 30 state Change to non-jacking pallet 30 state.

Before moving parts 2 drives pallet 30 to rotate, the driving means of lifting body first drive toggle linkage 307 to move Make, and then drive first connecting rod 301 and second connecting rod 302 action upwards being connected to toggle linkage 307 two ends, positioned at first even The first jacking wheel 308 at bar 301 and second connecting rod 302 top and the second jacking wheel 309 also move simultaneously upwards, and simultaneously with support Disk 30 bottom contacts gradually by pallet 30 jack-up, until by pallet 30 jack-up to precalculated position, as shown in figure 8, working as toggle linkage 307 when turning to horizontality, and the first jacking wheel 308 and the second jacking wheel 309, by pallet 30 jacking to extreme higher position, drive dress Put stopping action and be locked in this position.

In the same manner, when tractor will be equipped with the trailer towing of goods to pallet 30 set out leave after or tractor will be equipped with goods Trailer pull-out pallet 30 after, power set drive moving parts 2 inward, pallet 30 is reset to just going up of bogie 40 Side, Motor drive toggle linkage 307 moves round about, thus driving first connecting rod 301 and second connecting rod 302 to transport downwards Move, the first jacking wheel 308 and the second jacking wheel 309 position move down, and pallet 30 are slowly positioned on bogie 40, as Fig. 7 institute Show, when toggle linkage 307 turns to vertical state, the first jacking wheel 308 and the second jacking wheel 309 are by pallet 30 jacking to Lower position, driving means stopping action.

Toggle linkage linkage can realize the first jacking wheel 308 and the synchronization action of the second jacking wheel 309, it is to avoid support Disk 30, to car body lopsidedness, remains pallet 30 level.

The installation number of lifting body, position set according to actual pallet 30 size, load-bearing.

Further, toggle linkage linkage can also include third connecting rod 303 and fourth link 304, the first jacking Wheel 308 and the second jacking wheel 309 are respectively arranged on third connecting rod 303 and the upper end of fourth link 304, third connecting rod 303 and the The bottom of double leval jib 304 connects first connecting rod 301 and second connecting rod 302 respectively, third connecting rod 303 and fourth link 304 Middle part and the hinged rotation of ground fixed support, hinged direction of principal axis in the horizontal direction, shows pin joint p1 position in Fig. 7 and Fig. 8.

First connecting rod 301, second connecting rod 302 drive the bottom of third connecting rod 303, fourth link 304 to rotate respectively, the Three connecting rods 303, the upper end of fourth link 304 can relatively be risen or be fallen, when third connecting rod 303, fourth link 304 upper When end is in highest order, pallet 30 jacking to pallet is rotated front present position by the first jacking wheel 308, the second jacking wheel 309.

Toggle linkage linkage in above-described embodiment can further include the 5th connecting rod 305, third connecting rod 303 Quantity at least two, each third connecting rod 303 be arranged in parallel, and the upper end of each third connecting rod 303 is all connected with the first jacking wheel 308, the lower end of each third connecting rod 303 is hinged with first connecting rod 301 by the 5th connecting rod 305.

In the same manner, toggle linkage linkage can also include six-bar linkage 306, fourth link 304 quantity at least two, Each fourth link 304 be arranged in parallel, and the upper end of each third connecting rod 303 is all connected with the second jacking wheel 309, each fourth link 304 Lower end pass through six-bar linkage 306 hinged with second connecting rod 302.

I.e. the both sides linkage of toggle linkage 307 is symmetrical arranged, and mechanism kinematic stability is higher.

The locking of linkage state position can be locked by driving means to be carried out it is also possible to pass through mechanism itself Locking is naturally it is also possible to be locked by arranging accessory.Following present setting accessory locking linkage shape The embodiment of state.

In the various embodiments described above, lifting body can also include the first limited block 310 and the second limited block 311.First limit Position block 310 is fixed on ground, and when toggle linkage linkage turns to primary importance, each jacking wheel will be paramount for pallet 30 jacking Position, pallet 30 is partially broken away from bogie 40, and each jacking wheel is supported in the first limited block 310；

Second limited block 311 is fixed on ground, when toggle linkage linkage turns to the second position, each jacking wheel position In low level, pallet 30 is reset to bogie 40, and each jacking wheel is supported in the first limited block 310.

First limited block 310 and the second limited block 311 can be platform structure, as long as the installation of platform structure does not affect ferrum The operation of road vehicles.

Above a kind of surface drive mechanism being applied to piggyback transport car transition provided by the utility model is carried out It is discussed in detail.Specific case used herein is set forth to principle of the present utility model and embodiment, above enforcement The explanation of example is only intended to help understand method of the present utility model and its core concept.It should be pointed out that for the art Those of ordinary skill for, on the premise of without departing from this utility model principle, this utility model can also be carried out some Improve and modify, these improve and modification also falls in this utility model scope of the claims.

Claims (15)

1. a kind of surface drive mechanism being applied to piggyback transport car transition is it is characterised in that include with lower component:

Support member (1), is fixed on ground, and it is provided with the first track；

Moving parts (2), is provided with the second track along described first track motion, and described moving parts (2) holds in the palm relatively The one end of disk is provided with engageable with described pallet or detached auxiliary section (21)；

Power set, drive described moving parts (2) to move back and forth along described first track.

2. surface drive mechanism as claimed in claim 1 is it is characterised in that described support member (1) is provided with chute (11), Described first track is described chute (11), described moving parts (2) have located at described chute (11) internal and with described cunning The slide block (22) that groove (11) cooperation is slided, described second track is described slide block (22).

3. surface drive mechanism as claimed in claim 2 is it is characterised in that described slide block (22) is supported in described chute (11) Bottom land and coordinating with described bottom land slide, the side wall of described chute (11) is provided with tooth bar (111) structure, described slide block (22) it is provided with and described tooth bar (111) respective outer side edges meshed gears (23)；Described power set drive described gear (23) rotate.

4. surface drive mechanism as claimed in claim 3 is it is characterised in that described slide block (22) is additionally provided with the first roller, Described first roller rolls cooperation with the opposite side wall of described chute (11).

5. the surface drive mechanism as described in any one of Claims 1-4 is it is characterised in that described support member (1) also sets up There is at least one second roller (13), described second roller (13) is used for the institute to above described support member (1) for the supporting movement State pallet and roll cooperation with described tray bottom.

6. the surface drive mechanism as described in any one of claim 2 to 4 it is characterised in that described moving parts (2) with described Pallet is engageable or detached auxiliary section (21) is hinged with described slide block (22), and described jointed shaft is vertically.

7. surface drive mechanism as claimed in claim 6 is it is characterised in that described auxiliary section (21) are provided with electromagnetic component (211), described surface drive mechanism also includes control circuit, and described control circuit is used for controlling described electromagnetic component (211) Energising and power-off, described auxiliary section is passed through described electromagnetic component (211) and is engaged with described pallet or separate.

8. surface drive mechanism as claimed in claim 7 is it is characterised in that described chute (11) is and tray motion track phase The arcuate structure of coupling；Or,

Described chute (11) is linear structure, and described electromagnetic component (211) can be engaged with described tray both slid.

9. surface drive mechanism as claimed in claim 8 it is characterised in that described electromagnetic component be roller structure, described rolling In wheel construction, the rotary shaft of each roller is vertical direction.

10. the surface drive mechanism as described in any one of Claims 1-4 is it is characterised in that work as the pivot joint of pallet and bogie When point is located at the non-end of described pallet, described surface drive mechanism corresponding with same pallet is two, occupy described respectively The both sides of pallet, and surface drive mechanism described in two corresponds to the setting of described pallet both ends respectively.

11. surface drive mechanism as described in any one of Claims 1-4 are it is characterised in that also including lifting body, described Lifting body includes with lower component:

Bracing frame (3), is supported between two parallel orbits of rolling stock；

Toggle linkage linkage, including first connecting rod (301), second connecting rod (302), toggle linkage (307), described duplex thick stick Bar (307) is the bar that is connected, and the middle part rotational support of described toggle linkage (307) in support frame as described above (3) and is fixedly connected drive The power transmission shaft of dynamic device, both ends are hinged with one end of described first connecting rod (301) and described second connecting rod (302) respectively, institute State first connecting rod (301) and the other end of described second connecting rod (302) is respectively arranged with the first jacking wheel (308) and the second jacking Wheel (309)；

Described toggle linkage (307) by primary importance change to the second position change when, described first jacking wheel (308) and described Second jacking wheel (309) is by jacking pallet State Transferring to non-jacking hypocrateriform state.

12. surface drive mechanism as claimed in claim 11 are it is characterised in that described toggle linkage linkage also includes:

Third connecting rod (303) and fourth link (304), described first jacking wheel (308) and described second jacking wheel (309) are respectively Located at the upper end of described third connecting rod (303) and fourth link (304), described third connecting rod (303) and fourth link (304) Bottom connect described first connecting rod (301) and described second connecting rod (302) respectively, described third connecting rod (303) and described The middle part of fourth link (304) and the hinged rotation of ground fixed support, and jointed shaft is in the horizontal direction.

13. surface drive mechanism as claimed in claim 12 are it is characterised in that described toggle linkage linkage also includes Five connecting rods (305), described third connecting rod (303) quantity at least two, each described third connecting rod (303) be arranged in parallel, and respectively The upper end of described third connecting rod (303) is all connected with described first jacking wheel (308), and the lower end of each described third connecting rod (303) leads to Cross described 5th connecting rod (305) hinged with described first connecting rod (301).

14. surface drive mechanism as claimed in claim 13 are it is characterised in that described toggle linkage linkage also includes Six-bar linkage (306), described fourth link (304) quantity at least two, each described fourth link (304) be arranged in parallel, and respectively The upper end of described third connecting rod (303) is all connected with described second jacking wheel (309), and the lower end of each described fourth link (304) leads to Cross described six-bar linkage (306) hinged with described second connecting rod (302).

15. surface drive mechanism as claimed in claim 12 are it is characterised in that described lifting body also includes:

First limited block (310), is fixed on ground, when described toggle linkage linkage turns to first state, each jacking By pallet jacking to a high position, pallet is partially broken away from bogie to wheel, and each jacking wheel is supported in described first limited block (310)；Or/ With,

Second limited block (311), is fixed on ground, and when described toggle linkage linkage turns to the second state, pallet is multiple To bogie, each jacking wheel is located at low level for position, and each jacking wheel is supported in described second limited block (311).