CN109231075B

CN109231075B - Conveying device for circular conveying

Info

Publication number: CN109231075B
Application number: CN201810903846.4A
Authority: CN
Inventors: 马尧
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-08-09
Filing date: 2018-08-09
Publication date: 2020-07-28
Anticipated expiration: 2038-08-09
Also published as: CN109231075A

Abstract

The invention relates to a conveying device for circular conveying, which comprises a rail bracket and a conveying rail, wherein the rail bracket supports the conveying rail, a plurality of traveling hoppers are arranged on the conveying rail, the conveying rail comprises at least two conveying rails, the conveying rail comprises a first conveying rail and a second conveying rail, at least two lifting assemblies are connected to the conveying rail, lifting rails are arranged on the lifting assemblies, and lifting adjustment of the lifting rails is communicated with the first conveying rail or the second conveying rail; the walking hopper connects the material in feed hopper department, and on the walking hopper removed the lift track, lift track and first transportation track or second transportation track intercommunication, the walking hopper followed first transportation track or second transportation track and sent the cloth machine, and the back is accomplished in the walking hopper pay-off, and the walking hopper removed the orbital position that goes up and down, and lift track lift adjustment makes the walking hopper change the track, and the walking hopper replies the feed hopper. The invention provides a conveying device for circular conveying, which has the advantages of simple structure, low cost and simple and convenient operation.

Description

Conveying device for circular conveying

Technical Field

The invention relates to the field of building construction equipment, in particular to a conveying device for circular conveying.

Background

The demand of PC prefabricated parts is increasing, so the concrete supply required in the manufacturing process is increasing along with the increase of the number of the parts in a part factory, and the back-and-forth transportation of one hopper on one rail causes long time, low efficiency and high labor cost, and the production requirement cannot be met. The reason is that the transportation of turning back can only be realized to a hopper on a track, connects the material mouth from the feed hopper to connect the material to transport the cloth machine, still need turn back and go back and just can connect the material once more, turns back like this and not only the waste time, and cloth machine operation workman still remains to wait for whole process of turning back on the production line, no matter to time, manpower all there is great waste, has influenced the work efficiency of whole production line.

Disclosure of Invention

The invention aims to provide a conveying device for circular conveying, which has the advantages of simple structure, low cost and simple and convenient operation.

The conveying device for circular conveying comprises a rail support and conveying rails, wherein the rail support supports the conveying rails, a plurality of traveling hoppers are arranged on the conveying rails, the conveying rails at least comprise two conveying rails, each conveying rail comprises a first conveying rail and a second conveying rail, at least two lifting assemblies are connected to the conveying rails, lifting rails are arranged on the lifting assemblies, and lifting adjustment of the lifting rails is communicated with the first conveying rails or the second conveying rails;

the walking hopper connects material in feed hopper department, the walking hopper removes on the lift track, the lift track with first transportation track or second transportation track intercommunication, the walking hopper is followed first transportation track or second transportation track feeds the cloth machine, the back is accomplished in the pay-off of walking hopper, the walking hopper removes another the orbital position of lift, the lift track goes up and down to adjust and makes the walking hopper conversion track, the walking hopper returns feed hopper department.

Preferably, the lifting assembly comprises a first lifting assembly and a second lifting assembly, the first lifting assembly is arranged between the feeding hopper and the transportation rail, and the second lifting assembly is provided with a plurality of lifting assemblies at intervals in the length direction of the transportation rail.

Preferably in any of the above schemes, the lifting assembly includes the lifting rail, a lifting driving member and a fixing frame, the fixing frame is fixedly connected to the rail bracket, one end of the lifting driving member is fixedly connected to the fixing frame, and the other end of the lifting driving member is connected to the lifting rail.

In any of the above schemes, preferably, the walking hopper is provided with a hanger assembly, a support assembly and a barrel type hopper, the hanger assembly is provided with a driving device, and the hanger assembly, the support assembly and the barrel type hopper are fixedly connected.

In any of the above aspects, preferably, the driving device includes a driver and a driving wheel, the driver drives the driving wheel to rotate, and the driving wheel rotates along the track.

In any of the above schemes, preferably, the hanger assembly is provided with a guide limiting wheel.

In any of the above aspects, preferably, the hanger assembly is provided with a lifting lug.

In any of the above schemes, preferably, the bracket assembly includes a surrounding protection rod, a connection support plate, a support protection plate, and a hanger, the connection support plate is connected with the support protection plate to form an L-type structure, the hanger is connected to the support protection plate, and the hanger is clamped on the surrounding protection rod.

In any of the above schemes, preferably, the supporting guard plate is further connected with a protective blocking frame, and the protective blocking frame is arranged across the surrounding guard bar and opposite to the supporting guard plate.

In any of the above schemes, preferably, the support guard plate is provided with a connecting hole, the connecting hole is connected with a bearing, the cylindrical hopper is internally provided with a rotating shaft, and the rotating shaft is connected to the bearing.

The invention discloses a transportation device for circular transportation, which is characterized in that: the conveying device for circular conveying comprises a rail support and a conveying rail, wherein the rail support supports the conveying rail, a plurality of traveling hoppers are arranged on the conveying rail, and the traveling hoppers perform circular feeding on the conveying rail;

the conveying rails comprise at least two conveying rails, the conveying rails comprise a first conveying rail and a second conveying rail, at least two lifting assemblies are connected to the conveying rails, lifting rails are arranged on the lifting assemblies, lifting adjustment of the lifting rails is communicated with the first conveying rail or the second conveying rail, and the traveling hopper is enabled to perform path switching between the first conveying rail and the second conveying rail so as to achieve circular feeding;

after the material receiving port of the feeding hopper receives the material, the first lifting track is adjusted to be communicated with the feeding track, the walking hopper moves to the first lifting track along the feeding track, then the first lifting track is adjusted to be communicated with the first transportation track, the walking hopper directly moves to the first transportation track, the walking hopper moves to the distributing machine in the extending direction of the first transportation track, after the walking hopper feeds the material, the second lifting track is adjusted to be communicated with the first transportation track, the walking hopper moves to the second lifting track, the second lifting track is adjusted to be communicated with the second transportation track, the walking hopper moves to the feeding hopper direction along the second transportation track, when the walking hopper moves to the end part of the second transportation track, the first lifting track is adjusted to be communicated with the second transportation track, the walking hopper moves to the first lifting track, the first lifting track is adjusted to lift, the first lifting rail is adjusted to be communicated with the feeding rail, and the traveling hopper moves to the position of the feeding hopper on the feeding rail to complete one feeding cycle;

sustainable transportation is realized to this circulation system, can place a plurality of hoppers of walking on a transportation track, and a plurality of hoppers of walking carry out the circulation and carry, save time, efficient, fine solution a track, one walk the hopper conveying efficiency low, the problem of waste time and cost of labor has avoided when work load is big, the untimely problem of concrete supply.

Drawings

The transportation device for endless conveying of the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view showing the structure of a transportation route of a traveling hopper of a preferred embodiment of a transportation apparatus for endless transport according to the present invention;

FIG. 2 is a schematic structural view of a preferred embodiment of the transportation device for endless conveying of the present invention;

FIG. 3 is a schematic right-side view of the embodiment of the transport apparatus for endless transport of the present invention shown in FIG. 2;

FIG. 4 is a schematic perspective view of the embodiment of the transport apparatus for endless transport of the present invention shown in FIG. 2;

FIG. 5 is an enlarged partial schematic view of the embodiment A of the transporting apparatus for endless conveying of the present invention shown in FIG. 4;

FIG. 6 is an enlarged schematic view of the traveling hopper of the embodiment of FIG. 2 of the transporting apparatus for endless conveying of the present invention;

FIG. 7 is an enlarged schematic view of the hanger assembly of the embodiment of FIG. 2 of the transport device for endless transport of the present invention;

fig. 8 is an enlarged structural view of the bracket assembly of the embodiment shown in fig. 2 of the transporting apparatus for endless conveying according to the present invention.

The attached drawings are marked as follows: 1. fixing a bracket; 2. a feeding hopper; 3. a first lifting assembly; 31. a first lifting rail; 32. a first lifting drive member; 33. a first fixing frame; 4. a rail bracket; 5. a traveling hopper; 51. a hanger assembly; 511. a support housing; 512. a drive wheel; 513. a guide limiting wheel; 514. lifting lugs; 515. a driver; 52. a bracket assembly; 521. surrounding the guard bar; 522. connecting the supporting plate; 523. a protective barrier frame; 524. a hanger; 525. connecting holes; 526. supporting the guard plate; 53. a barrel-type hopper; 54. a connecting rod; 6. a first transport track; 7. a second transport track; 8. a second lifting assembly; 81. a second lifting rail; 82. a second lifting drive member; 83. a second fixing frame.

Detailed Description

Referring to fig. 1 to 8, a preferred embodiment of the transportation device for circular transportation according to the present invention includes a rail support 4 and a transportation rail, wherein the rail support 4 supports the transportation rail, a plurality of traveling hoppers 5 are disposed on the transportation rail, and the traveling hoppers 5 perform circular feeding on the transportation rail. The transportation track includes two at least, and the transportation track includes first transportation track 6 and second transportation track 7, is connected with two at least lifting unit on the transportation track, is equipped with the lift track on the lifting unit, and lift track lift adjustment and first transportation track 6 or second transportation track 7 intercommunication make walking hopper 5 carry out the route conversion between first transportation track 6 and second transportation track 7, realize the circulation pay-off.

The walking hopper 5 connects the material in 2 departments of feed hopper, on walking hopper 5 removed the lift track, lift track and first transportation track 6 or second transportation track 7 intercommunication, walking hopper 5 followed first transportation track 6 or second transportation track 7 pay-off to the cloth machine, the back is accomplished in 5 pay-off of walking hopper, walking hopper 5 removed the orbital position of lift, lift track lift adjustment makes 5 conversion tracks of walking hopper, walking hopper 5 replies feed hopper 2 departments.

Specifically, referring to fig. 2 and 4, the feeding hopper 2 is fixedly arranged on a feeding track, and the feeding track is fixedly connected to the fixed support 1; lifting unit is equipped with first lifting unit 3 and second lifting unit 8 at least, and first lifting unit 3 sets up between feed track and transportation track, and second lifting unit 8 sets up the one end of keeping away from feed hopper 2 at transportation track. The first lifting component 3 is provided with a first lifting rail 31, and the second lifting component 8 is provided with a second lifting rail 81.

After the traveling hopper 5 receives material at the receiving port of the feeding hopper 2, the first lifting rail 31 is adjusted to be communicated with the feeding rail, the traveling hopper 5 moves to the first lifting rail 31 along the feeding rail, then the first lifting rail 31 is adjusted to be communicated with the first conveying rail 6, the traveling hopper 5 directly travels to the first conveying rail 6, the traveling hopper 5 travels to the distributing machine in the extending direction of the first conveying rail 6, after the traveling hopper 5 feeds the material, the second lifting rail 81 is adjusted to be communicated with the first conveying rail 6, the traveling hopper 5 travels to the second lifting rail 81, the second lifting rail 81 is adjusted to be communicated with the second conveying rail 7 in a lifting way, the traveling hopper 5 moves to the direction of the feeding hopper 2 along the second conveying rail 7, when the traveling hopper 5 moves to the end part of the second conveying rail 7, the first lifting rail 31 is adjusted to be communicated with the second conveying rail 7, the traveling hopper 5 travels to the first lifting rail 31, the first lifting rail 31 is lifted and adjusted, the first lifting rail 31 is adjusted to be communicated with the feeding rail, the traveling hopper 5 travels to the position of the feeding hopper 2 on the feeding rail, and one feeding cycle is completed.

In the feeding process of the walking hoppers 5, two or more walking hoppers 5 can feed materials simultaneously, so that the feeding efficiency is improved.

Specifically, the transportation track can be a single track or a double track, the structure of the lifting track is the same as that of the transportation track, when the transportation track is the single track, the lifting track is the single track, and when the transportation track is the double track, the lifting track is the double track; the transportation track and the single track can be set as I-shaped tracks, and the single track type monorail transit vehicle is simple in structure and stable in support. The walking hopper 5 is hung on the conveying track or the lifting track, the walking hopper 5 conveys materials along the extending direction of the conveying track, the materials are conveyed to the position of the distributing machine, the walking hopper 5 returns to the position of the feeding hopper 2 along the other path of the conveying track, and one circulation is completed. In the conveying process of the traveling hoppers 5, the conveying rails are provided with the plurality of traveling hoppers 5, the traveling hoppers 5 keep circulating feeding, the feeding efficiency is improved, and the production efficiency is further improved.

Three or more conveying tracks can be arranged, at least two groups of lifting assemblies are arranged, and the lifting assemblies can be communicated with the three or more conveying tracks, so that circulating paths of the traveling hoppers 5 are more diverse, the application range is wider, one conveying track can be used for placing the traveling hoppers 5, and the number of the conveyed traveling hoppers 5 can be regulated and controlled according to needs; the plurality of conveying rails are distributed in the vertical direction, so that the width space is not occupied, the occupied area of equipment is saved, and the installation and the conveying are convenient; the quantity of lifting unit also can set up three or more groups, increases walking hopper 5's lift route, prevents that walking hopper 5 from taking place the problem of blocking up, and application scope is wider.

The conveying device for circular conveying of this embodiment makes the track form an adjustable circulation track through two lifting components and two transportation tracks. Under the general condition, can fix walking hopper 5 on one of them transportation track, when needs transported concrete or other materials, control the motion of walking hopper 5 according to the quantity, realize sustainable transportation, this circulation system can place a plurality of walking hoppers on a transportation track, save time, efficient. The transporting device for circular transportation of this embodiment has fine solution a track, and a walk to hold the hopper conveying inefficiency, the problem of time waste and cost of labor has avoided when work load is big, the untimely problem of concrete supply. Preferably, this embodiment divide into two-layer upper and lower transportation track, and with low costs, simple structure, easy to assemble and transport do not occupy other spaces, effective reasonable application the space, improve the efficiency of construction, have the construction and equip research and development breakthrough, have differentiation competitive advantage.

Further, lifting unit includes first lifting unit 3 and second lifting unit 8, and first lifting unit 3 sets up between feed hopper 2 and transportation track, and second lifting unit 8 is provided with a plurality of at transportation track's length direction interval. The two lifting components can realize the lifting adjustment function, the structure is simple, the circulation path is simple, and the lifting mechanism is suitable for occasions with small feeding output; the lifting assembly can be provided with a plurality of lifting assemblies, namely the second lifting assembly 8 is provided with two or more lifting assemblies, so that the number of circulating paths is increased, and the lifting assembly is suitable for occasions with large yield and complex conveying paths. Specifically, first lifting unit 3 sets up between feed hopper 2 and transportation track, realizes that feed hopper 2 and transportation track's be connected, can also adjust the delivery path of walking hopper 5.

Further, lifting unit includes lift track, lift driving piece and mount, and mount fixed connection is on track support 4, and the one end fixed connection of lift driving piece is on the mount, and the lift track is connected to the other end of lift driver 515.

The first lifting assembly 3 and the second lifting assembly 8 are identical in structure, and the size can be adjusted according to actual needs. First lifting unit 3 includes first lift track 31, first lift driving piece 32 and first mount 33, and the both ends of first mount 33 are fixed connection track support 4 and fixed bolster 1 respectively, realize the support to first lift driving piece 32 and first lift track 31, and first lift driving piece 32 can drive first lift track 31 and adjust for the lift of first mount 33. Similarly, the second lifting assembly 8 includes a second lifting rail 81, a second lifting driving member 82 and a second fixing frame 83, two ends of the second fixing frame 83 can be fixed on two adjacent rail brackets 4, so as to ensure the stability of the second fixing frame 83, and the second lifting driving member 82 drives the second lifting rail 81 to lift and adjust.

Specifically, the lifting driving member may be a pneumatic cylinder, a hydraulic cylinder, or a mechanical lifting structure. The lifting driving piece is provided with a plurality of fixing frames and is arranged according to the bearing capacity. Preferably, when the transportation track is the double track, the lift track is established to the double track, corresponds on every track to be provided with two lift driving pieces, guarantees to go up and down steadily.

Further, as shown in fig. 5 and 6, the traveling hopper 5 is provided with a hanger assembly 51, a bracket assembly 52, and a drum hopper 53, the hanger assembly 51 is provided with a driving device, and the hanger assembly 51, the bracket assembly 52, and the drum hopper 53 are fixedly connected. The hanger assembly 51 is used for hanging and driving the cylinder type hopper 53, and ensures that the cylinder type hopper 53 moves on the conveying track; the bracket assembly 52 is used to connect the hanger assembly 51 and the drum hopper 53, and the bracket assembly 52 is also used to protect the drum hopper 53.

The hanger assembly 51 may be provided with one to ensure actuation of the drum hopper 53. Preferably, two hanger assemblies 51 are symmetrically provided at both ends of the drum hopper 53 in the longitudinal direction, and are driven at both ends of the drum hopper 53, so that the drum hopper 53 is stably stressed and the driving power is stable during the movement of the drum hopper 53. Further, the plurality of hanger assemblies 51 can be provided, and the driving power is sufficient and stable.

Further, the driving device includes a driver 515 and a driving wheel 512, the driver 515 drives the driving wheel 512 to rotate, and the driving wheel 512 rotates along the track. The hanger assembly 51 is provided with a support shell 511, the support shell 511 is fixedly connected with the bracket assembly 52 and the drum hopper 53, the driver 515 is fixedly arranged in the support shell 511, and a driving shaft of the driver 515 penetrates through the support shell 511 to be connected with the driving wheel 512. Specifically, the driver 515 may be a servo motor, which facilitates adjustment of the traveling direction of the traveling hopper 5.

When two hanger assemblies 51 are provided, a connecting rod 54 is connected in front of the two hanger assemblies 51, and the connecting rod 54 is connected to the two support shells 511, so that the two hanger assemblies 51 keep synchronously advancing, and the stability in the advancing process is ensured.

Further, as shown in fig. 6 and 7, a guiding limiting wheel 513 is arranged on the hanger assembly 51, and the guiding limiting wheel 513 guides and limits the driving wheel 512, so that the driving wheel 512 is prevented from directly abutting against the transportation rail to cause a jam problem and influence on the operation of the feeding process. Specifically, the rotation axis of the guide limiting wheel 513 is perpendicular to the rotation axis of the driving wheel 512, the rotation axis of the driving wheel 512 transmits on the horizontal plane of the transportation track, the rotation axis of the guide limiting wheel 513 is parallel to the vertical side of the transportation track, the side of the guide limiting wheel 513 abuts against the vertical side of the transportation track to guide the driving wheel 512 to move, and the driving wheel 512 is prevented from being jammed on the vertical side of the transportation track.

Furthermore, the hanger assembly 51 is provided with a lifting lug 514, the lifting lug 514 is fixedly connected to the supporting shell 511, the traveling hopper 5 can be conveniently lifted and carried, and the structure is simple and the cost is low.

Further, as shown in fig. 6 and 8, the bracket assembly 52 includes a surrounding guard bar 521, a connecting support plate 522, a support guard 526 and a hanging rack 524, the connecting support plate 522 is connected with the support guard 526 to form an L-type structure, the hanging rack 524 is connected with the support guard 526, the hanging rack 524 is clipped on the surrounding guard bar 521, the surrounding guard bar 521 surrounds and covers the periphery of the barrel-type hopper 53 to protect and support the barrel-type hopper 53, the top of the connecting support plate 522 is connected with the bottom of the support shell 511 to fix the support shell 511, the support guard 526 is attached to the side wall of the barrel-type hopper 53, the shape of the support guard 526 is matched with the shape of the side wall of the barrel-type hopper 53 to ensure the connection stability of the support guard 526, the connecting support plate 522 and the support guard 526 form a L-type structure, the connecting support plate 522 and the support guard 526 can be integrally formed or formed by splicing, a reinforcing rib is arranged between the connecting support plate 522 and the support guard 526, the connecting strength between the connecting support plate 522 and the hanging rack 524 is matched with the notch of the surrounding guard 521, and the reinforcing bar 521 can be welded on the notch of the hanging rack 524.

Specifically, the overlooking structure of the surrounding guard bar 521 is approximately rectangular, the long side of the surrounding guard bar 521 is in the length direction of the barrel-type hopper 53, the short side of the surrounding guard bar 521 is in the width direction of the barrel-type hopper 53, the long side and the short side of the surrounding guard bar 521 are not on the same plane, and the height of the long side of the surrounding guard bar 521 is higher than that of the short side, so that the connecting support plate 522, the support guard plate 526, the hanging rack 524 and other structures can be conveniently installed; encircle arc curve structural connection between the long limit of armguard 521 and the minor face to encircle armguard 521 structure as integrated into one piece, stable in structure, the protecting effect is good.

Further, the support guard plate 526 is further connected with a protection blocking frame 523, the protection blocking frame 523 strides over the surrounding guard bar 521 and is arranged opposite to the support guard plate 526, the protection blocking frame 523 is matched with the support guard plate 526 to perform double-layer protection on the barrel-type hopper 53, and the structural stability of the barrel-type hopper 53 in the feeding process is guaranteed. Specifically, the protection blocking frame 523 can be designed into a structure formed by splicing a plurality of square steels, the protection blocking frame 523 is connected with four opposite angles of the supporting guard plate 526 through short square steels, and the connecting structure is stable.

Further, the support guard plate 526 is provided with a connecting hole 525, the connecting hole 525 is connected with a bearing, a rotating shaft is arranged in the barrel type hopper 53, and the rotating shaft is connected to the bearing. Be connected with driving motor in the axis of rotation, driving motor's shell fixed connection keeps off on the frame 523 in the protection, and the axis of rotation in the cylinder hopper 53 plays the effect of stirring, and the pay-off in-process stirs in real time, guarantees the homogeneity of material, and when especially carrying the concrete material, the performance of stirring promotion concrete. The bearing is connected with cylinder hopper 53 through supporting backplate 526, is connected through the bearing between axis of rotation and the cylinder hopper 53, reduces the rotational friction of axis of rotation, guarantees the stability of stirring process.

The bottom of cylinder hopper 53 is equipped with the drain hole, and the drain hole can be opened, and when cylinder hopper 53 removed the position of cloth machine, the drain hole was opened and is carried out the blowing, and is easy and simple to handle. The structural style of drain hole can be established to the gate valve, and automatic regulation and control, degree of automation is high, the cost of using manpower sparingly.

Another embodiment of the blowing mode of cylinder hopper 53, be connected with driving motor in the axis of rotation of cylinder hopper 53, axis of rotation and cylinder hopper 53 fixed connection, driving motor drive axis of rotation rotate, and the axis of rotation drives cylinder hopper 53 and rotates, and cylinder hopper 53 overturns, and cylinder hopper 53 rotates the state that the opening is down to carry out the blowing, automatic blowing, convenient regulation.

The conveyer for circulating conveying of this embodiment, walking hopper 5 is circulated on the transportation track and is walked, realizes circulation pay-off process to a plurality of transportation tracks are installed in vertical direction, and the conversion of walking hopper 5 between the transportation track is through the lift track regulation, and lift track lift regulation drives 5 realization route conversions of walking hopper, and then realizes circulation walking.

The conveying device for circular conveying is not limited to material conveying of vertically distributed conveying rails, the conveying rails can be horizontally distributed, the lifting rails are provided with a horizontal moving function, and the walking hopper 5 achieves circular feeding among the conveying rails along with horizontal movement of the lifting rails. Further, a plurality of transportation tracks are distributed in a staggered mode in space, the lifting tracks are communicated with the two transportation tracks at different positions through lifting adjustment, track exchange of the walking hopper 5 is achieved, and specifically, the lifting assembly can be obliquely lifted and adjusted along a set angle so as to communicate the space position.

The specific application example is as follows with reference to the attached drawings:

the transportation track includes vertical distribution's first transportation track and second transportation track, is provided with first lifting unit and second lifting unit respectively at first transportation track and second transportation track's length direction's both ends, and first lifting unit sets up between feed hopper and transportation track.

The transportation track can also be provided with a plurality of tracks such as a third transportation track, a fourth transportation track and the like in the vertical direction.

Lifting unit can be provided with a plurality ofly at first transportation track and second transportation orbital length direction interval, and the walking hopper can be as required through the lifting unit of difference carry out the orbital conversion of transportation.

The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the spirit of the present invention.

Claims

1. A transportation device for endless conveyance, comprising a rail support and a transportation rail, the rail support supporting the transportation rail, characterized in that: the conveying track is provided with a plurality of traveling hoppers, the conveying track at least comprises two conveying tracks, the conveying track comprises a first conveying track and a second conveying track, the conveying track is connected with at least two lifting assemblies, the lifting assemblies are provided with lifting tracks, and lifting adjustment of the lifting tracks is communicated with the first conveying track or the second conveying track; the traveling hopper receives materials at the feeding hopper, the traveling hopper moves onto the lifting track, the lifting track is communicated with the first transportation track or the second transportation track, the traveling hopper is fed to the distributing machine along the first transportation track or the second transportation track, after the traveling hopper finishes feeding, the traveling hopper moves to the position of the other lifting track, the lifting track is adjusted to enable the traveling hopper to change tracks in a lifting mode, and the traveling hopper returns to the feeding hopper;

the lifting assembly comprises the lifting track, a lifting driving piece and a fixing frame, the fixing frame is fixedly connected to a track support, one end of the lifting driving piece is fixedly connected to the fixing frame, and the other end of the lifting driver is connected with the lifting track; the travelling hopper is provided with a hanger assembly, a support assembly and a barrel type hopper, the hanger assembly is provided with a driving device, and the hanger assembly, the support assembly and the barrel type hopper are fixedly connected; the driving device comprises a driver and a driving wheel, the driver drives the driving wheel to rotate, and the driving wheel rotates along a track; and the hanger assembly is provided with a guide limiting wheel.

2. The transport device for endless conveying according to claim 1, characterized in that: the lifting assembly comprises a first lifting assembly and a second lifting assembly, the first lifting assembly is arranged between the feeding hopper and the conveying track, and the second lifting assembly is arranged in the length direction of the conveying track at intervals.

3. The conveyance apparatus for the circulation conveyance according to any one of claim 1, wherein: the hanger assembly is provided with a lifting lug.

4. The transportation device for the circular transportation of claim 1, wherein the bracket assembly comprises a surrounding guard bar, a connecting support plate, a supporting guard plate and a hanging rack, the connecting support plate is connected with the supporting guard plate to form an L-type structure, the hanging rack is connected to the supporting guard plate, and the hanging rack is clamped on the surrounding guard bar.

5. The transportation device for endless conveying according to claim 4, characterized in that: the supporting guard plate is further connected with a protective blocking frame, and the protective blocking frame spans across the surrounding guard bar and is arranged opposite to the supporting guard plate.

6. The transportation device for endless conveyance according to claim 4 or 5, characterized in that: the supporting protection plate is provided with a connecting hole, the connecting hole is connected with a bearing, a rotating shaft is arranged in the barrel type hopper, and the rotating shaft is connected to the bearing.