CN208802000U - A kind of same track carrier - Google Patents

Abstract

The utility model relates to transport device technical fields, provide a kind of same track carrier, comprising: car body；At least two rotary components are horizontally rotatably installed on the car body respectively；Front-wheel and rear-wheel are installed in rotation on respectively on the bottom of a rotary components；Link mechanism, between the rotary shaft of two rotary components on the car body；The swing component being installed in rotation on a rotary components respectively, projection of the axis of rotary shaft of the axis of the rotary shaft of swing component with rotary components on the car body on vertical plane are intersected；And simultaneously both ends are separately fixed at the synchronising (connecting) rod on a swing component between two swing components, synchronising (connecting) rod is installed in rotation on car body.By the way that link mechanism is arranged, drives the synchronising (connecting) rod being fixedly connected with swing component that rotation is passed to rear-wheel, realize the same track movement of the front and back wheel of car body, guarantee that this can be turned to track carrier in narrow channel.

Description

A kind of same track carrier

Technical field

The utility model relates to transport device technical fields, and in particular to a kind of same track carrier.

Background technique

Breakdown trailer is common a kind of mechanical transport equipment in factory, wherein traditional trailer uses front and back traction to drag The mode of dragging moves.During trailer transportation, when breakdown trailer is in turning, the running track of front-wheel and rear-wheel differs greatly, Required logistics corridor width is very big, and is easy scraping collision and is in the production equipment of corner and causes safety accident.

Specifically, during the management in many storage sectors or automatic factory warehouse and material transportation, due to place Limitation, it is very narrow to leave current road for, usually borrows some transport devices and transports to material.Wherein, by institute Transported material is different, it is difficult to the stacking to cargo is carried out with the form of container, typically in the form of breakdown trailer The transport to cargo is carried out, since the front-wheel of breakdown trailer and the running track of rear-wheel are different, causes breakdown trailer when turning to, The control difficulty of front and back wheel just will increase.Especially pass through narrow channel when, front-wheel turn to when, rear-wheel due to inertia still It is run according to original path, just starts to turn to when rear-wheel runs to the position of front-wheel steer, so as to cause the breakdown trailer It needs to occupy biggish place when turning to, but due to the limitation in place, will lead to breakdown trailer and be easy to touch when turning to The equipment for hitting surrounding causes to damage to equipment.

Utility model content

It is in the prior art since the front-wheel of breakdown trailer is with after the technical problem to be solved by the present invention is to overcome The running track of wheel differ greatly caused by breakdown trailer slype operation when equipment damage defect.

In consideration of it, the utility model provides a kind of same track carrier, comprising:

Car body；

At least two rotary components, are horizontally rotatably installed on the car body respectively；

Front-wheel and rear-wheel are installed in rotation on respectively on the bottom of the rotary components；

Link mechanism, positioned at two rotary components between the rotary shaft on the car body；It has can turn respectively The swing component being mounted on the rotary components dynamicly, the axis of the rotary shaft of the swing component and the rotary components exist Projection intersection of the axis of rotary shaft on the car body on vertical plane；And simultaneously both ends are solid respectively between two swing components The synchronising (connecting) rod being scheduled on a swing component, the synchronising (connecting) rod are installed in rotation on the car body.

Optionally, the link mechanism also have respectively with the one-to-one drive rod of the rotary components, the driving One end of bar is fixed on corresponding rotary components, and the other end is hinged on corresponding swing component.

Optionally, the axis of the rotary shaft of the axis of the rotary shaft of the swing component and the rotary components is on vertical plane Projection it is vertical.

Optionally, horizontal on the car body to be equipped with fixed plate；

The rotary components include

Swivel plate is horizontally arranged on the bottom of the fixed plate by least one bearing, the front-wheel or rear-wheel peace On the bottom of the swivel plate；The swivel plate rotates in the horizontal direction relative to the fixed plate；

The drive rod is fixed on the swivel plate.

Optionally, first through hole is opened up in the fixed plate, the end face of the bottom of the first through hole is equipped with First Rank；

It is fixed at the top of the bearing on the first step, bottom is fixed on the rotation after stretching out the fixed plate On the top of rotating plate.

Optionally, the second through-hole is offered on the swivel plate；

The rotary components further include

Transition rotating shaft, the bottom of the transition rotating shaft are fixed on the swivel plate, and top sequentially passes through described second It is overlapped on by locking piece on the top of the fixed plate after through-hole, the inner hole of the bearing and first through hole.

Optionally, the top end surface of the first through hole is equipped with second step；The bearing is two, two bearings It is separately mounted on the first step and the second step；

The first groove is offered in the top end surface of the transition rotating shaft, the locking piece is threadedly engaged recessed described first In slot；

The rotary components further include the gasket being set in outside the locking piece, and the bottom of the gasket is pressed on positioned at upper On the top of the bearing of side.

Optionally, the rotary components further include

The guide sleeve outside the transition rotating shaft is covered, the guide sleeve is located between two bearings, the guide sleeve Inner wall and outside wall surface be connected in the outside wall surface of the transition rotating shaft and the inner wall of the first through hole respectively.

Optionally, it is connected between the drive rod and the swing component by fixation kit；

The fixation kit includes

First pin shaft is threaded through in the third through-hole opened up on the swing component；

Second pin shaft has ball face in one end, the second groove being recessed inwardly is offered on the end face of the other end；It is described The ball face of second pin shaft be located on one end of first pin shaft, and second groove supplies the end grafting of the drive rod It is fixed.

Optionally, it is fixed at least one mounting base on the wall outer surface of the car body, is opened up in the mounting base Four through-holes；The synchronising (connecting) rod is threaded through on the fourth hole of all mounting bases.

Optionally, the car body includes horizontal two pieces of bottom plates being oppositely arranged, and it is empty to reserve installation between two pieces of bottom plates Between；And it is arranged above the bottom plate, and the crossbeam that two pieces of bottom plates are fixedly connected；

The fixed plate is mounted on the crossbeam, and the rotary components are located in the installation space；The drive rod Parallel with the crossbeam, the synchronising (connecting) rod is located at outside the side wall of the bottom plate.

Technical solutions of the utility model have the advantages that

1. same track carrier provided by the embodiment of the utility model, by rotary components rotary shaft on the car body it Between link mechanism is set, wherein when front-drive, drive rotary components rotation, rotary components drive pendulum mounted thereto Moving part rotation, due to swing component rotary shaft axis and the rotary shaft of rotary components on the car body axis on vertical plane Projection intersection drives the synchronising (connecting) rod being fixedly connected with swing component rotation torsion to be passed to and is equipped with the rotation group of rear-wheel Part, and then rear-wheel is driven to rotate with track identical with front-wheel, it realizes the same track movement of the front and back wheel of car body, reduces transport Device place required when rotating, guarantees that this can be turned to track carrier in narrow channel.

2. same track carrier provided by the utility model, wherein each rotary components correspond to drive rod and swing component Combination, wherein swing component is rotated relative to drive rod, increases the rotational angle of swing component；In addition, by adjusting drive rod Position and effective interaction length can also change the extreme value of the turning radius with track carrier, to adapt to different work Environment.

3. same track carrier provided by the utility model, wherein rotary components include swivel plate and bearing.Pass through axis It holds and realizes rotation of the swivel plate relative to fixed plate (that is, car body), to drive the rotation of drive rod, realize the same of front-wheel and rear-wheel Track operation.

4. same track carrier provided by the utility model passes through two by the way that two bearings are arranged in rotary components The cooperation of bearing can increase the flexibility of front-wheel or rear wheel.

5. same track carrier provided by the utility model is used by the way that mounting base is arranged on the wall outer surface of car body In fixed link mechanism；That is, link mechanism is located at vehicle body side, reduce the occupied space of link mechanism, reduces chassis of vehicle body Height away from ground reduces risk to reduce the height of materials vehicle carrying, convenient for safeguarding.

6. same track carrier provided by the utility model, by the way that supporting mechanism is arranged at the center of car body, for real The support of existing materials vehicle, and by the rotation of idler wheel, it can be realized materials vehicle and moved on the supporting mechanism.

7. localization machine is arranged by the center position in supporting mechanism in same track carrier provided by the utility model Structure, wherein the locating rod of positioning mechanism is threaded through in the through-hole of materials vehicle bottom, for limiting the position of materials vehicle, makes it not It can and transport utensil and generate relative displacement.

Detailed description of the invention

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the structural schematic diagram in the utility model embodiment with track carrier；

Fig. 2 is the overall structure diagram of link mechanism in the utility model embodiment；

Fig. 3 is the partial structural diagram of link mechanism in the utility model embodiment；

Fig. 4 is the structural schematic diagram of fixation kit in the utility model embodiment；

Fig. 5 is the structure diagram of car body in the utility model embodiment；

Fig. 6 is connecting rod schematic diagram in the utility model embodiment；

Fig. 7 is the structural schematic diagram of rotary components in the utility model embodiment；

Fig. 8 is the longitudinal cross-section schematic diagram of rotary components in the utility model embodiment；

Fig. 9 is the longitudinal cross-section schematic diagram of front-wheel or rear-wheel in the utility model embodiment；

Figure 10 is the structural schematic diagram of car body in the utility model embodiment；

Figure 11 is the structural schematic diagram of supporting mechanism in the utility model embodiment；

Figure 12 is the structural schematic diagram of positioning mechanism in the utility model embodiment；

Appended drawing reference:

1- car body；11- fixed plate；12- mounting base；13- bottom plate；14- crossbeam；15- column；16- fourth hole；

2- rotary components；21- swivel plate；22- bearing；23- transition rotating shaft；24- locking piece；25- gasket；26- guide sleeve；

3- front-wheel；4- rear-wheel；The first fixed plate of 31-；The second fixed plate of 32-；33- installation axle；

5- link mechanism；51- swing component；52- synchronising (connecting) rod；53- drive rod；54- fixation kit；The first pin shaft of 541-； The second pin shaft of 542-；

6- supporting mechanism；61- support plate；62- baffle；63- mounting plate；64- roller bearing；65- auxiliary wheel；

7- positioning mechanism；71- locating rod；72- motor；73- gear；The plectrum of 74- microswitch.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical Novel protected range.

In the description of the present invention, it should be noted that term " first ", " second ", " third " are only used for describing Purpose is not understood to indicate or imply relative importance.

In addition, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other Not constituting conflict can be combined with each other.

Embodiment

The utility model embodiment provides a kind of same path carrier tool, as shown in Figure 1, including car body 1, two rotation groups Part 2 is rotatably installed in the front-wheel 3 of 2 bottom of rotary components, is rotatably installed in the rear-wheel 4 of another 2 bottom of rotary components, And the link mechanism 5 positioned at two rotary components 2 between the rotary shaft on car body 1.

As shown in Fig. 2, link mechanism 5 have respectively with the one-to-one drive rod 53 of rotary components 2.The drive rod 53 One end is fixed on corresponding rotary components 2, and the other end is hinged on corresponding swing component 51；Two swing components 51 It is connected by synchronising (connecting) rod 52, the both ends of the synchronising (connecting) rod 52 are separately fixed on a swing component 51, and are rotatably mounted On car body 1.Wherein, throwing of the axis of the rotary shaft of the axis Yu rotary components 2 of the rotary shaft of swing component 51 on vertical plane Shadow is vertical, that is, the rotary shaft of rotary components 2 is in vertical direction, and the rotary shaft of swing component 51 is in the horizontal direction.Wherein, vertically Face refers to that X-axis and Z axis are formed by plane.

In conjunction with Fig. 1 and Fig. 2, at least one mounting base 12 is fixed on the wall outer surface of car body 1, synchronising (connecting) rod 52 is worn The fourth hole opened up in mounting base 12 is crossed, and is fixed on car body 1 using mounting base 12.Wherein, the specific number of mounting base 12 Amount can be specifically arranged according to the length of actual synchronization connecting rod 52, can be 3,4,5 etc..

By the way that mounting base 12 is arranged on the wall outer surface of car body 1, for fixing link mechanism 5；That is, link mechanism 5 Positioned at vehicle body side, reduce the occupied space of link mechanism 5, height of the chassis of vehicle body away from ground is reduced, to reduce material The height that vehicle is carried reduces risk, convenient for safeguarding.

As shown in figure 3, drive rod 53 is connect with swing component 51 by fixation kit 54, one end of the fixation kit 54 is worn In the third through-hole opened up on swing component 51, the other end in fixation kit 54 is plugged and fixed in one end of drive rod 53.Specifically He, as shown in figure 4, fixation kit 54 includes the first pin shaft 541 and the second pin shaft 542.Wherein, the first pin shaft 541 is threaded through In the third through-hole opened up on swing component 51, there is ball face on one end of the second pin shaft 542, offer and concave on other end The second sunken groove.The ball face of second pin shaft 542 be located on one end of the first pin shaft 541, and the second groove is used for drive rod 53 end is plugged and fixed.

Optionally, fixation kit 54 can specifically select universal ball end joint, wherein drive rod 53 passes through with swing component 51 Universal ball end joint is connected, to guarantee that drive rod 53 is not stuck during rotation with swing component 51.In addition, drive rod 53 and rotation Turning component 2 can also select the universal ball end joint to connect.

In addition, link mechanism 5 forms parallelogram lindage, working principle is as shown in figs.5 and 6.Fig. 5 shows car body The schematic diagram of structure, including front-wheel 3, rear-wheel 4 are connected by link mechanism 5 between front and back wheel；Auxiliary wheel is provided in the middle part of car body 65, which is directional wheel, for sharing pressure, keeps vehicle body stable equilibrium.

Fig. 6 shows the principle of link mechanism 5, wherein and PE is swivel plate 21, and FE is drive rod 53, and EO is swing component 51, OO ' is 5 rotation axis of link mechanism.It wherein, is to pass through fixation between drive rod and swing component and drive rod and swivel plate 21 Component 54 connects, and rotates required freedom degree to meet link mechanism 5, wherein PF=P ' F ', FE=F ' E ', EO=E ' O '； When front-wheel 3 drives swivel plate 21 to rotate, β=β ', α=α ', so that the angle of front and back wheel rotation is consistent, to realize same rail Mark is current.

As illustrated in figures 1 and 7, horizontal on car body 2 to be equipped with fixed plate 11, pass through at least one axis in the bottom of fixed plate 11 It holds and is horizontally installed with swivel plate 21.As shown in Figure 1, front-wheel 3 or rear-wheel 4 are mounted on the bottom of swivel plate 21,21 phase of swivel plate Fixed plate 11 is rotated in the horizontal direction, drive rod 53 is fixed on swivel plate 21.

As shown in figure 8, successively offering first through hole and second from top to bottom in fixed plate 11 and swivel plate 21 Through-hole.Wherein, first step is equipped on the bottom end face of first through hole, top end surface is equipped with second step.Swivel plate 21 It is horizontally arranged on the bottom of fixed plate 11 by two bearings 22, each bearing 22 includes top and bottom, at top and bottom It is folded with several balls between portion, top and bottom is produced relative rotation.The top of one of bearing 22 is fixed On the first step of 11 first through hole of fixed plate, bottom is stretched out fixed plate 11 and is fixed on the top of swivel plate 21；Another The bottom of bearing 22 is fixed on the second step of 11 first through hole of fixed plate, and fixed plate 11 is stretched out at top.

Optionally, swivel plate 21 is horizontally arranged on the bottom of fixed plate 11 by two thrust bearings, fixed plate 11 with It is equipped with thrust bearing between swivel plate 21, for carrying the pressure on vertical direction, makes fixed plate 11 can be with relative to swivel plate 21 Rotation.

In addition, rotary components 2 further include the transition rotating shaft 23 that bottom is fixed on swivel plate 21, top sequentially passes through the Two through-holes after the inner hole and first through hole of two bearings, are built by locking piece 24 at the top of fixed plate 11.Wherein, mistake It crosses in the top end surface of shaft 23 and offers the first groove, locking piece 24 is threadedly engaged in the first groove, to realize transition The fixation of shaft 23.As a kind of optional embodiment of the present embodiment, locking piece 24 can be bolt and nut component, can also be with For other fixing pieces, it need to only guarantee fixed transition rotating shaft 23.

As shown in figure 8, rotary components 2 further include the gasket 25 being set in outside locking piece 24, the bottom of the gasket 25 is pressed On the top for the bearing 22 being located above.In addition, further including the guide sleeve 26 covered outside transition rotating shaft 23, the guide sleeve 26 Between two bearings 22, inner wall surface thereof is connected in the outside wall surface of transition rotating shaft 23；The outside wall surface of guide sleeve 26 is connected to On the inner wall of one through-hole.Wherein, the guide sleeve 26 is for playing the guiding role to the rotation of transition rotating shaft 23.

Fig. 9 shows the scheme of installation of front-wheel 3 or rear-wheel 4, is fixed with the first fixed plate 31 in the bottom of swivel plate 21, First fixed plate 31 offers third groove, wherein the second fixed plate 32 is fixedly mounted in third groove, and the second fixed plate Two interior sidewall surfaces of 32 two outer side surfaces respectively with the first fixed plate 31 are fixed.In addition, in two sides of the second fixed plate 32 The two side walls face that installation axle 33, front-wheel 3 or rear-wheel 4 are mounted on the second fixed plate 32 by installation axle 33 is inserted between wall surface Between.

Optionally, the first fixed plate 31, the second fixed plate 32 and installation axle 33 are global facility, i.e. direction-caster, are somebody's turn to do Direction-caster is mounted on swivel plate 21.

In addition, Figure 10 shows the structure of car body 1, car body 1 includes horizontal two pieces of bottom plates 13 being oppositely arranged, in bottom plate 13 Two ends be respectively fixed with four columns 15, crossbeam 14 is fixedly connected with above column 15, the crossbeam 14 be used for two All columns 15 in each end of bottom plate 13, to realize the fixation of bottom plate 13.

It should be noted that the structure of the car body 1 in the utility model is without being limited thereto, or other structures, as long as Using the link mechanism 5 in the utility model on car body 1, (the same rail of the front and back wheel of car body 1 of the purpose of this utility model is realized Mark movement), belong to the protection scope of the utility model.

Wherein, it is reserved with installation space between two pieces of bottom plates 13, the center position of bottom plate 13 opens up fourth hole respectively 16.As shown in figure 11, auxiliary wheel 65 passes through fourth hole 16, and ground face contact, to keep vehicle body stable equilibrium.

As shown in Figure 1, the center position in car body 1 is fixed with supporting mechanism 6, wherein the installation direction of supporting mechanism 6 It is vertical with the extending direction of bottom plate 13 of car body 1.And between supporting mechanism 6, and the installation between two pieces of bottom plates 13 of car body 1 Positioning mechanism 7 is installed in space.Specifically, as shown in figure 11, it is respectively perpendicular on two bottom plates 13 and is fixed with several support plates 61, baffle 62 is respectively fixed at the top of 61 two sides of support plate, and the top horizontal of baffle 62 is provided with mounting plate 63, mounting plate 63 On be respectively arranged with several idler wheels 64.When supporting mechanism 6 is fixed on car body 1, by the rotation of idler wheel 64, it can be realized and put Set the movement of the materials vehicle on supporting mechanism 6.In addition, being also equipped with auxiliary wheel 65, auxiliary wheel 65 in the bottom of supporting mechanism 6 The fourth hole 16 and ground face contact opened up on bottom plate 13.

As shown in figure 12, positioning mechanism 7 includes the locating rod 71 being arranged perpendicular to bottom plate 13, gear 73 and rack assembly, Motor 72 drives gear 73 to rotate, and gear 73 is moved upwards with carry-over bar in the side perpendicular to bottom plate 13, to drive locating rod 71 are moved upwardly or downwardly.In addition, being fixed with gag lever post in the outside wall surface for the connector for being equipped with rack gear, and in locating rod 71 Mounting plate inner wall on be correspondingly arranged plectrum 74 there are two microswitch, the plectrum 74 and microswitch of the microswitch One.The stroke apart from size limitation locating rod 71 between the plectrum 74 of two microswitches, two microswitches are equivalent to row Cheng Kaiguan.Wherein, microswitch is by the switch of outer power drive, by external force contact plectrum to trigger on-off, after external force disappears And set back, upper and lower two microswitches, control motor 72 positive and negative rotation, by control microswitch plectrum 74 between away from From control 71 lifting travel of locating rod.When materials vehicle is placed on supporting mechanism 6, locating rod 71 is threaded through materials vehicle bottom In through-hole, for limiting the position of materials vehicle, prevent it from generating relative displacement with transport utensil.

In addition, as shown in Fig. 2, one end of swivel plate 21 is fixed with drive rod 53, the other end offers the 4th groove, The two sidewalls of four grooves offer towing pad respectively, for installing draw bar, realize the marshalling of multiple same track carriers.

As a kind of optional embodiment of the present embodiment, the drive rod 53 connecting in link mechanism 5 with rotary components 2 can To omit, the long enough that oscillating deck 51 is arranged, and be allowed to connect with rotary components 2, the utility model equally also may be implemented The purpose of middle link mechanism 5.

As another optional embodiment of the present embodiment, a bearing 22 can be only arranged in rotary components 2 in Fig. 8, Retain top therein and fixed plate 11 is fixed, the bearing 22 that fixed plate 11 is stretched out in bottom and swivel plate 21 is fixed；Other one A bearing 22 and transition rotating shaft 23 can all be omitted.

As another optional embodiment of the present embodiment, the axis and rotary components 2 of the rotary shaft of swing component 51 exist Projection of the axis of rotary shaft on car body on vertical plane can need to only guarantee throwing of two axis on vertical plane with out of plumb Shade is handed over.

As another optional embodiment of the present embodiment, the quantity of rotary components can be transported according to multiple same tracks The marshalling of device is specifically arranged, and can be 2,3,4 etc..

Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or It changes among the protection scope created still in the utility model.

Claims (11)

1. a kind of same track carrier characterized by comprising

Car body (1)；

At least two rotary components (2) are horizontally rotatably mounted on respectively on the car body (1)；

Front-wheel (3) and rear-wheel (4) are installed in rotation on respectively on the bottom of a rotary components (2)；

Link mechanism (5) is located at two rotary components (2) between the rotary shaft on the car body (1)；It has difference The swing component (51) being installed in rotation on a rotary components (2), the axis of the rotary shaft of the swing component (51) Intersect with projection of the axis of rotary shaft of the rotary components (2) on the car body (1) on vertical plane；And it is located at two Between swing component (51) and both ends are separately fixed at the synchronising (connecting) rod (52) on a swing component (51), the synchronising (connecting) rod (52) it is installed in rotation on the car body (1).

2. same track carrier according to claim 1, which is characterized in that the link mechanism (5) also have respectively with The one-to-one drive rod (53) of the rotary components (2), one end of the drive rod (53) are fixed on corresponding described On rotary components (2), the other end is hinged on corresponding swing component (51).

3. same track carrier according to claim 1 or 2, which is characterized in that the rotary shaft of the swing component (51) Axis is vertical with projection of the axis of the rotary shaft of the rotary components (2) on vertical plane.

4. same track carrier according to claim 2, which is characterized in that horizontal on the car body (1) to be equipped with fixed plate (11)；

The rotary components (2) include

Swivel plate (21) is horizontally arranged on the bottom of the fixed plate (11), the front-wheel by least one bearing (22) (3) or the rear-wheel (4) is mounted on the bottom of the swivel plate (21)；The swivel plate (21) is relative to the fixed plate (11) it rotates in the horizontal direction；

The drive rod (53) is fixed on the swivel plate (21).

5. same track carrier according to claim 4, which is characterized in that it is logical to open up first on the fixed plate (11) The end face in hole, the bottom of the first through hole is equipped with first step；

It is fixed on the first step at the top of the bearing (22), bottom is fixed on institute after stretching out the fixed plate (11) On the top for stating swivel plate (21).

6. same track carrier according to claim 5, which is characterized in that it is logical to offer second on the swivel plate (21) Hole；

The rotary components (2) further include

The bottom of transition rotating shaft (23), the transition rotating shaft (23) is fixed on the swivel plate (21), and top sequentially passes through The fixed plate (11) are overlapped on by locking piece (24) after second through-hole, the inner hole of the bearing (22) and first through hole Top on.

7. same track carrier according to claim 6, which is characterized in that the top end surface of the first through hole is equipped with the Two steps；The bearing (22) is two, and two bearings (22) are separately mounted to the first step and second described On rank；

The first groove is offered in the top end surface of the transition rotating shaft (23), the locking piece (24) is threadedly engaged described In one groove；

The rotary components (2) further include being set in the gasket (25) of the locking piece (24) outside, the bottom of the gasket (25) It is pressed on the top for the bearing (22) being located above.

8. same track carrier according to claim 7, which is characterized in that the rotary components (2) further include

Cover the guide sleeve (26) outside in the transition rotating shaft (23), the guide sleeve (26) be located at two bearings (22) it Between, the inner wall and outside wall surface of the guide sleeve (26) are connected to the outside wall surface and described first of the transition rotating shaft (23) respectively On the inner wall of through-hole.

9. according to claim 2, same track carrier described in any one of 4-8, which is characterized in that the drive rod (53) with It is connected between the swing component (51) by fixation kit (54)；

The fixation kit (54) includes

First pin shaft (541) is threaded through in the third through-hole opened up on the swing component (51)；

Second pin shaft (542) has ball face in one end, the second groove being recessed inwardly is offered on the end face of the other end；Institute The ball face for stating the second pin shaft (542) be located on one end of first pin shaft (541), and second groove supplies the driving The end of bar (53) is plugged and fixed.

10. according to claim 2, same track carrier described in any one of 4-8, which is characterized in that the side of the car body (1) It is fixed at least one mounting base (12) on wall outer surface, opens up fourth hole on the mounting base (12)；The synchronising (connecting) rod (52) it is threaded through on the fourth hole of all mounting bases (12).

11. the same track carrier according to any one of claim 4-8, which is characterized in that

The car body (1) includes horizontal two pieces of bottom plates (13) being oppositely arranged, and it is empty to reserve installation between two pieces of bottom plates (13) Between；And it is arranged above the bottom plate (13), and the crossbeam (14) that two pieces of bottom plates (13) are fixedly connected；

The fixed plate (11) is mounted on the crossbeam (14), and the rotary components (2) are located in the installation space；It is described Drive rod (53) is parallel with the crossbeam (14), and the synchronising (connecting) rod (52) is located at outside the side wall of the bottom plate (13).