CN107777218B

CN107777218B - Underground pipeline transportation cargo switching system

Info

Publication number: CN107777218B
Application number: CN201711168876.7A
Authority: CN
Inventors: 姚雄; 苏利杰; 刘爱文; 梅琨; 刘志强; 尹刚; 孙博; 叶丽娥
Original assignee: CRRC Yangtze Co Ltd
Current assignee: CRRC Yangtze Co Ltd
Priority date: 2017-11-21
Filing date: 2017-11-21
Publication date: 2024-02-13
Anticipated expiration: 2037-11-21
Also published as: CN107777218A

Abstract

The invention relates to an underground pipeline transportation cargo switching system, which comprises: an underground rotating device, a lifting device and an overground rotating device; the underground rotating device is arranged on the underground platform to receive and transmit the goods loading device sent by the logistics transport vehicle; the lifting device is arranged in a channel between the underground platform and the ground platform so as to receive the goods loading device transmitted by the underground rotating device and lift the goods loading device to the ground platform; the ground rotating device is arranged on the ground platform to receive the cargo loading devices conveyed by the lifting device and send the cargo loading devices into the unloading warehouse. The underground pipeline transportation cargo transferring system does not need to manually operate loading and unloading tools such as a crane or a forklift to finish loading and unloading and transferring of cargoes, and improves the transferring efficiency of underground pipeline transportation of cargoes.

Description

Underground pipeline transportation cargo switching system

Technical Field

The invention relates to the technical field of underground pipeline transportation, in particular to an underground pipeline transportation cargo switching system.

Background

In recent years, logistics services such as express delivery and the like are rapidly developed, huge pressure is brought to increasingly congested urban traffic, and the problem that urban congestion is forced to be not retarded is solved. Modern vehicles using gasoline and diesel oil as fuel bring serious air pollution and noise pollution to urban environment, and meanwhile, truck transportation brings potential safety hazard to cities. The underground pipeline transportation is taken as a novel transportation mode, so that urban traffic jam can be effectively relieved. The rail cargo transportation is used as an efficient transportation mode, and urban traffic jam can be effectively relieved. The rail cargo transportation means that the cargo is transported by running the logistics transport vehicle on the running rail, and after the logistics transport vehicle arrives at the loading and unloading station, the loading and unloading of the cargo are completed by manually operating loading and unloading tools such as a crane or a forklift.

In the prior art, the efficiency of carrying out cargo transfer by loading and unloading tools such as a crane or a forklift is lower.

Disclosure of Invention

The utility model provides a pair of underground piping transportation goods switching system has solved or has partially solved among the prior art the lower technical problem of efficiency that loading and unloading goods instrument such as crane or fork truck carried out the goods transportation.

The application provides an underground pipeline transportation cargo transferring system,

the switching system is arranged at a loading and unloading station and is used for transferring the goods container on the logistics transport vehicle in the underground pipeline to a ground platform and/or transferring the goods container on the ground platform to the logistics transport vehicle;

the transit system includes: underground rotating device, elevating gear and ground rotating device, wherein:

the underground rotating device is arranged on the underground platform to receive and transmit the goods container sent out by the logistics transport vehicle and/or receive the goods container transmitted by the lifting device and send the goods container into the logistics transport vehicle;

the lifting device is arranged in a channel between the underground platform and the ground platform to receive the goods container conveyed by the underground rotating device and lift the goods container to the ground platform, and/or receive the goods container conveyed by the ground rotating device and lower the goods container to the underground platform;

The above-ground rotating device is arranged on the ground platform to receive the goods container conveyed by the lifting device and send the goods container into the unloading warehouse, and/or receive and convey the goods container sent by the unloading warehouse.

Preferably, the underground rotating device comprises: the first support is fixed on the underground platform, a plurality of first roller tables which are arranged at the top of the first support and are arranged in parallel, and a first driving part for driving the first roller tables to convey;

the logistics transport vehicle is provided with a roller way for automatically loading and unloading so as to load and convey the goods collector;

after the logistics transport vehicle stops to the loading and unloading station, the roller way is in butt joint with the first roller way;

the conveying direction of the roller way is the same as that of the first roller way.

Preferably, the first roller way comprises a plurality of rollers arranged along the conveying direction of the first roller way;

the roller is rotatably arranged on the first bracket through a roller shaft;

the first driving part is a gear transmission mechanism, comprising: the device comprises a bidirectional motor, driving teeth, a plurality of driven teeth and idle gears arranged between adjacent driven teeth;

The bidirectional motor is fixed on the first bracket, and the output end of the bidirectional motor is fixedly connected with the driving tooth so as to drive the driving tooth to rotate forwards or reversely;

the driven teeth are fixed on the corresponding rolling shafts, and the idler wheels synchronously rotate along with the driving teeth, so that the plurality of rollers on the first support synchronously rotate.

Preferably, the first roller table includes a plurality of first conveying rollers arranged along a conveying direction of the first roller table;

the first conveying roller is rotatably arranged on the first bracket through a rotating shaft;

the first driving part is a belt conveying mechanism, comprising: a bidirectional motor and a plurality of synchronous belts;

one of the synchronous belts is sleeved on the output shaft of the bidirectional motor and the rotating shaft of the adjacent first conveying roller, and the other synchronous belts are sleeved on the rotating shafts of the adjacent first conveying rollers respectively;

the bidirectional motor enables the plurality of first conveying rollers to synchronously rotate through the synchronous belt.

Preferably, the lifting device includes: the second bracket, the supporting and conveying table and the lifting driving part are fixed in the channel;

the second bracket is provided with a sliding guide rail;

The lifting driving part drives the supporting and conveying table to ascend or descend along the sliding guide rail;

the supporting and conveying table can convey the goods container, and the conveying direction of the supporting and conveying table is the same as the conveying direction of the first roller way;

when the supporting and conveying table rises to the upper limit position, the supporting and conveying table is flush with the top surface of the above-ground rotating device; when the supporting and conveying table descends to the lower limit position, the supporting and conveying table is flush with the top surface of the underground rotating device.

Preferably, the supporting and conveying table comprises a plurality of second conveying rollers, a second driving part and a supporting frame;

the second conveying roller is rotatably arranged on the supporting frame through a rotating shaft;

the second driving part is a belt conveying mechanism, comprising: a bidirectional motor and a plurality of synchronous belts;

one of the synchronous belts is sleeved on the output shaft of the bidirectional motor and the rotating shaft of the adjacent second conveying roller, and the other synchronous belts are sleeved on the rotating shafts of the adjacent second conveying rollers respectively;

the bidirectional motor enables the second conveying rollers to synchronously rotate through the synchronous belt.

Preferably, the supporting frame is provided with a pulley matched with the sliding rail;

The lifting driving part is an air cylinder or a hydraulic cylinder.

the second bracket is provided with a sliding guide rail;

the supporting and conveying table can convey the goods container, and the conveying direction of the supporting and conveying table is perpendicular to the conveying direction of the first roller way;

the transit system further comprises: lifting the rolling device;

the lifting and rolling device comprises: the transfer fixing frame, the transfer lifting frame, the lifting driving component, a plurality of first transfer roller tables with the same conveying direction as the first roller tables, and a plurality of second transfer roller tables with the same conveying direction as the supporting conveying tables;

the second transfer roller way is arranged on the transfer fixing frame;

the first transfer roller way is arranged on the transfer lifting frame;

the lifting driving component is fixed on the transfer fixing frame, and the output end of the lifting driving component is connected with the transfer lifting frame so as to drive the transfer lifting frame to lift or descend;

When the supporting and conveying table rises to the upper limit position, the top surface of the supporting and conveying table is flush with the top surface of the ground rotating device; when the supporting and conveying table descends to the lower limit position, the top surface of the supporting and conveying table is flush with the top surface of the second transfer roller table;

when the transfer lifting frame rises to an upper limit position, the top surface of the first transfer roller way is flush with the top surface of the underground rotating device and is higher than the top surface of the second transfer roller way; when the transfer lifting frame descends to the lower limit position, the top surface of the first transfer roller way is lower than the top surface of the second transfer roller way.

Preferably, the first transfer roller way comprises a plurality of rollers arranged along the conveying direction of the first transfer roller way;

the roller is rotatably arranged on the transfer lifting frame through a roller shaft;

the first transfer roller way is driven by any one of a gear conveying mechanism, a belt conveying mechanism or a chain conveying mechanism;

the second transfer roller way comprises a plurality of conveying rollers arranged along the conveying direction of the second transfer roller way;

the conveying roller is rotatably arranged on the transfer fixing frame through a rotating shaft;

the second transfer roller way is driven by any one of a gear conveying mechanism, a belt conveying mechanism or a chain conveying mechanism.

Preferably, the above-ground rotating device includes: the third support is fixed on the ground platform, a plurality of third roller tables which are arranged at the top of the third support and are arranged in parallel, and a third driving part for driving the third roller tables to convey;

the conveying direction of the third roller way is the same as that of the supporting and conveying table;

the third driving part is any one of a gear transmission mechanism, a belt transmission mechanism or a chain transmission mechanism.

One or more technical solutions provided in the present application have at least the following technical effects or advantages:

the switching system consisting of the underground rotating device, the lifting device and the overground rotating device is adopted, so that the switching system is arranged at the loading and unloading station; the underground rotating device is arranged on the underground platform to receive and transmit the goods container sent by the logistics transport vehicle; the lifting device is arranged in a channel between the underground platform and the ground platform so as to receive the goods container conveyed by the underground rotating device and lift the goods container to the ground platform; the ground rotating device is arranged on the ground platform to receive the goods container conveyed by the lifting device and send the goods container into the unloading warehouse, so that the goods container on the logistics transport vehicle in the underground pipeline is transported to the ground platform; meanwhile, the ground rotating device can also receive and transmit the goods container sent out by the unloading warehouse, the lifting device can also receive the goods container transmitted in a ground rotating way and descend the goods container to the underground platform, and the underground rotating device can also receive the goods container transmitted by the lifting device and send the goods container into the logistics transport vehicle, so that the goods container of the ground platform is transported to the logistics transport vehicle; the technical problems that in the prior art, the loading and unloading tools such as a manually operated crane or a forklift are used for loading or unloading cargoes, the loading and unloading tools are not suitable for underground loading and unloading sites, and the transportation efficiency of underground pipeline transportation of cargoes is low are effectively solved, and the technical effects that the loading and unloading and transportation of cargoes are completed without manually operating the loading and unloading tools such as the crane or the forklift, and the transportation efficiency of underground pipeline transportation of cargoes is improved are achieved.

Drawings

Fig. 1 is a schematic diagram of a first construction of an underground pipeline cargo transferring system according to an embodiment of the present invention;

FIG. 2 is a schematic view of the combined unit structure of the underground rotary device in FIG. 1;

FIG. 3 is a schematic view of a combined unit structure of the lifting and rolling device in FIG. 1;

FIG. 4 is a schematic view of the combined unit structure of the above-ground rotating device in FIG. 1;

FIG. 5 is a schematic diagram of a combined unit of the temporary storage device for abnormal cargo in FIG. 1;

fig. 6 is a schematic diagram of a second configuration of an underground pipeline cargo transferring system according to an embodiment of the present invention;

fig. 7 is a schematic diagram of a cargo transferring system for underground pipeline transportation and loading and unloading states of an underground pipeline, a running track and a logistics transport vehicle according to an embodiment of the present invention;

fig. 8 is a schematic structural view of a bogie according to embodiment 3 of the present invention;

FIG. 9 is a schematic view of the mating of the body underframe, traction center pin, load-bearing spring and frame of FIG. 8;

FIG. 10 is an enlarged view of a portion of the traction center pin, load spring, and frame of FIG. 8;

FIG. 11 is a schematic view of the mating of the traction center pin, traction ball pivot and frame of FIG. 8;

FIG. 12 is a schematic view in the A-A direction of the traction center pin and traction ball joint of FIG. 8;

fig. 13 is a schematic diagram of the cooperation of a guide rail and a guide wheel for guiding a logistics transport vehicle according to embodiment 4 of the present invention;

FIG. 14 is an enlarged schematic view of the guide rail of FIG. 13;

fig. 15 is a schematic diagram of the cooperation of a guide rail and a guide wheel for guiding a logistics transport vehicle according to embodiment 5 of the present invention;

FIG. 16 is an enlarged schematic view of the guide rail of FIG. 15;

FIG. 17 is a side view of the guide rail and guide wheel combination for guiding a logistics transport vehicle in accordance with embodiment 5 of the present invention;

fig. 18 is a schematic diagram showing a closed state of a door of a logistic transportation vehicle with a door structure according to embodiment 6 of the present invention;

fig. 19 is a schematic view showing a state in which a door of a logistic transportation vehicle having a door structure provided in embodiment 6 of the present invention is opened;

fig. 20 is a schematic connection diagram of an up-sliding door and an opening and closing mechanism of a logistics transportation vehicle with a door structure provided in embodiment 6 of the present invention;

FIG. 21 is a schematic view of the structure from the second perspective of FIG. 14;

FIG. 22 is an enlarged view of a portion A of FIG. 15;

fig. 23 is a schematic cross-sectional view of the door panel, hinge, slide rail and pulley according to embodiment 6 of the present invention.

( The components represented by the reference numerals in the drawings are in turn: 1 pipe, 2 car body, 3 running rail group, 4 bogie, 5 switching system, 201 upper sliding door, 202 top frame, 203 central partition beam, 204 end wall, 209 observation window, 210 automatic loading and unloading platform, 211 sliding rail, 212 hinge, 213 door panel, 214 pulley, 401 wheel, 402 frame, 403 traction ball hinge, 404 traction center pin, 405 bearing spring, 406 brake device, 407 guide wheel, 408 driving device, 409 current collector, 410 car body chassis, 411 groove, 412 fixed platform, 413 stop, 414 second connecting plate, 415 first connecting plate, 416 convex navel, 417 spring, 418 guide rail, 4181 expanding structure, 4182 middle part, 4183 lower part, 51 ground rotating device, 52 second bracket, 53 supporting conveying table, 54 ground rotating device, 55 lifting rolling device, 56 abnormal goods temporary storage device, 511 third bracket, 512 third roller table, first 562, 542 first bracket, 551 middle rotating fixing bracket, 552 lifting rolling bracket 553, lifting driving part 554 first middle roller table, 555 second roller table, 561 temporary storage bracket, roller table temporary storage roller table, 54 roller table temporary storage device )

Detailed Description

The embodiment of the application provides an underground pipeline transportation goods switching system, the loading and unloading instrument such as manual operation crane or fork truck among the prior art has been solved or has partly been solved and loaded or unloaded goods, is unsuitable for underground loading and unloading website, the low technical problem of transportation efficiency of goods underground pipeline transportation, through setting up the switching system that comprises underground rotating device, elevating gear and above-ground rotating device, the loading and unloading instrument such as need not manual operation crane or fork truck and accomplish the loading and unloading and the transportation of goods, the technological effect of the transportation efficiency of improvement goods underground pipeline transportation has been realized.

Referring to fig. 1, 6 and 7, the present application provides an underground pipeline transportation cargo transferring system 5, which is arranged at a loading and unloading station and is used for transferring a cargo container on a logistics transportation vehicle in an underground pipeline 1 to a ground platform or transferring the cargo container on the ground platform to the logistics transportation vehicle.

Referring to fig. 1 to 4 and 6, the switching system 5 includes: an underground rotation device 54, a lifting device and an overground rotation device 51; the underground rotating device 54 is arranged on the underground platform to receive and transmit the goods container sent by the logistics transport vehicle; the lifting device is arranged in a channel between the underground platform and the ground platform to receive the goods container conveyed by the underground rotating device 54 and lift the goods container to the ground platform; the above-ground turning device 51 is provided on the ground platform to receive the cargo container transferred by the lifting device and to send the cargo container into the discharge warehouse. The underground turning device 54 and the above-ground turning device 51 are each constituted by arranging a plurality of combined units.

Meanwhile, the above-ground rotating device 51 can also receive and transmit the goods container sent out by the unloading warehouse, the lifting device can also receive the goods container transmitted by the above-ground rotating device 51 and lower the goods container to the underground platform, and the underground rotating device 54 can also receive the goods container transmitted by the lifting device and send the goods container into the logistics transport vehicle.

Referring to fig. 2, the subsurface rotation device 54 includes: the first support 542 fixed on the underground platform, a plurality of first roller tables 541 arranged in parallel and arranged at the top of the first support 542, and a first driving component for driving the first roller tables 541 to convey; the logistics transport vehicle is provided with a roller way for automatically loading and unloading so as to load and transport the goods container; after the logistics transport vehicle stops to the loading and unloading station, the roller way is in butt joint with the first roller way 541; the roller way is the same as the first roller way 541 in the transport direction. The first driving member may be any one of a gear transmission mechanism, a belt transmission mechanism, or a chain transmission mechanism.

One specific structure of the subsurface rotation device is described below:

example 1

The first roller table 541 includes a plurality of rollers arranged along a conveying direction of the first roller table; the roller is rotatably disposed on the first bracket 542 by a roller shaft.

The first drive component is a gear transfer mechanism comprising: the device comprises a bidirectional motor, driving teeth, a plurality of driven teeth and idle gears arranged between adjacent driven teeth; the bi-directional motor is fixed on the first bracket 542, and the output end is fixedly connected with the driving teeth to drive the driving teeth to rotate in the forward direction or the reverse direction; the driven teeth are fixed on the corresponding rollers, and follow the driving teeth to synchronously rotate through the idler wheels, so that the rollers on the first bracket 542 synchronously rotate.

Another specific structure of the underground rotary device is described below:

example two

The first roller table 541 includes a plurality of first conveying rollers arranged in a conveying direction of the first roller table; the first conveying roller is rotatably provided on the first bracket 542 by a rotation shaft.

The first drive component is a belt conveyor mechanism comprising: a bi-directional motor and a plurality of synchronous belts.

One of the synchronous belts is sleeved on the output shaft of the bidirectional motor and the rotating shaft of the adjacent first conveying roller, and the other synchronous belts are respectively sleeved on the rotating shafts of the adjacent first conveying rollers; the bidirectional motor enables the plurality of first conveying rollers to synchronously rotate through the synchronous belt.

Example III

The switching system provided in this embodiment includes the underground rotation device in the first embodiment or the second embodiment, and further includes the following lifting device:

Referring to fig. 1 and 6, the lifting device includes: a second bracket 52 fixed in the passage, a supporting and conveying table 53, and a lifting driving part; the second bracket 52 is provided with a slide rail; the lifting driving part drives the supporting and conveying table 53 to ascend or descend along the sliding guide rail; the supporting and conveying table 53 can convey the cargo container, and the conveying direction of the supporting and conveying table 53 is the same as the conveying direction of the first roller table 541.

Wherein, when the supporting and conveying table 53 rises to the upper limit position, the supporting and conveying table 53 is flush with the top surface of the ground rotating device 51; when the support transfer table 53 is lowered to the lower limit position, the support transfer table 53 is flush with the top surface of the underground turning device 54.

The supporting and conveying table 53 includes a plurality of second conveying rollers, second driving members, and supporting frames arranged side by side; the second conveying roller is rotatably arranged on the supporting frame through a rotating shaft; the second driving member may be any one of a gear transmission mechanism, a belt transmission mechanism, or a chain transmission mechanism.

The following describes the case where the second driving member is a belt conveying mechanism in detail:

the second driving part includes: a bi-directional motor and a plurality of synchronous belts.

One of the synchronous belts is sleeved on the output shaft of the bidirectional motor and the rotating shaft of the adjacent second conveying roller, and the other synchronous belts are respectively sleeved on the rotating shafts of the adjacent second conveying rollers; the bidirectional motor enables the plurality of second conveying rollers to synchronously rotate through the synchronous belt.

Further, the support frame is provided with pulleys matched with the sliding rail; the lifting driving part is an air cylinder or a hydraulic cylinder.

Example IV

the lifting device comprises: a second bracket 52 fixed in the passage, a supporting and conveying table 53, and a lifting driving part; the second bracket 52 is provided with a slide rail; the lifting driving part drives the supporting and conveying table 53 to ascend or descend along the sliding guide rail; the supporting and conveying table 53 can convey the cargo container, and the conveying direction of the supporting and conveying table 53 is perpendicular to the conveying direction of the first roller table 541.

The transit system 5 further comprises: the lifting and rolling device 55 is formed by arranging a plurality of combined units.

The lifting and rolling device 55 includes: the lifting device comprises a transfer fixing frame 551, a transfer lifting frame 552, a lifting driving part 553, a plurality of first transfer roller tables 554 with the same transfer direction as the first roller tables 541, a plurality of second transfer roller tables 555 with the same transfer direction as the transfer direction of the supporting transfer table 53, and a second support 52 of the lifting device, wherein one end of each second transfer roller table 555 extends to the corresponding second support 52 of the lifting device.

The second transfer roller way 555 is arranged on the transfer fixing frame 551; the first transfer roller 554 is disposed on the transfer lifting frame 552; the lifting driving part 553 is fixed on the transfer fixing frame 551, and an output end is connected with the transfer lifting frame 552 to drive the transfer lifting frame 552 to lift or descend.

Wherein, when the supporting and conveying table 53 rises to the upper limit position, the top surface of the supporting and conveying table 53 is flush with the top surface of the ground rotating device 51; when the supporting and conveying table 53 descends to the lower limit position, the top surface of the supporting and conveying table 53 is flush with the top surface of the second transfer roller table 555.

When the transfer lifting frame 552 rises to the upper limit position, the top surface of the first transfer roller table 555 is flush with the top surface of the first roller table 541 of the underground rotating device 54 and is higher than the top surface of the second transfer roller table 555; when the transfer lifting frame 552 descends to the lower limit position, the top surface of the first transfer roller 554 is lower than the top surface of the second transfer roller 555.

Further, the first transfer roller 554 includes a plurality of rollers disposed along a conveying direction of the first transfer roller 554; the rollers are rotatably arranged on the transfer lifting frame 552 through rollers; the first transfer table 554 is driven by any one of a gear conveying mechanism, a belt conveying mechanism, or a chain conveying mechanism, wherein the gear conveying mechanism has the same structure as the gear conveying mechanism provided in the first embodiment, and the belt conveying mechanism has the same structure as the belt conveying mechanism provided in the second embodiment.

The second transfer roller way 555 comprises a plurality of conveying rollers arranged along the conveying direction of the second transfer roller way 555; the conveying roller is rotatably arranged on the transfer fixing frame through a rotating shaft; the second transfer roller table 555 is driven by any one of a gear conveying mechanism, a belt conveying mechanism or a chain conveying mechanism, wherein the gear conveying mechanism has the same structure as the gear conveying mechanism provided in the first embodiment, and the belt conveying mechanism has the same structure as the belt conveying mechanism provided in the second embodiment.

The transit system 5 provided in this embodiment further includes an abnormal cargo temporary storage device 56, which is formed by at least one combination unit, and is used for temporarily storing the cargo container in an abnormal state.

Referring to fig. 5, the abnormal cargo temporary storage device 56 includes: a temporary storage support 561 fixed on an underground platform, a plurality of parallel temporary storage roller tables 562 arranged on the top of the temporary storage support 561, and a temporary storage driving component for driving the temporary storage roller tables 562 to convey; the temporary storage roller way 562 and the supporting and conveying table 53 have the same conveying direction; the temporary storage support 561 is arranged at the side end of the transfer fixing frame 551 of the lifting rolling device 55, the temporary storage roller way 562 is in butt joint with the other end of the second transfer roller way 555, namely the lifting device and the abnormal cargo temporary storage device 56 are respectively positioned at the two ends of the lifting rolling device 55.

When the cargo container conveyed by the first roller way 541 of the underground rotating device 54 is in a normal state, the lifting rolling device 55 conveys the cargo container to the lifting device, when the cargo container conveyed by the first roller way 541 of the underground rotating device 54 is in an abnormal state, the lifting rolling device 55 conveys the cargo container to the temporary storage roller way 562 of the abnormal cargo temporary storage device 56 for temporary storage, and when the abnormal state of the cargo container is converted to be normal, the abnormal cargo temporary storage device 56 conveys the cargo container to the lifting rolling device 55 and the lifting device again for normal conveying process; when the abnormal state of the cargo container cannot be released, the abnormal cargo container in the abnormal state may be manually removed from the abnormal cargo temporary storage device 56.

The temporary storage driving part is any one of a gear conveying mechanism, a belt conveying mechanism and a chain conveying mechanism.

The following describes the case where the temporary storage driving member is a belt conveying mechanism in detail:

the temporary storage roller table 562 includes a plurality of temporary storage conveying rollers arranged along a conveying direction of the temporary storage roller table 562; the temporary storage conveying roller is rotatably arranged on the temporary storage support 561 through a rotating shaft.

The temporary storage driving part includes: a bi-directional motor and a plurality of synchronous belts.

One of the synchronous belts is sleeved on the output shaft of the bidirectional motor and the rotating shaft of the adjacent temporary storage conveying roller, and the other synchronous belts are respectively sleeved on the rotating shafts of the adjacent temporary storage conveying rollers; the bidirectional motor enables the temporary storage conveying rollers to synchronously rotate through the synchronous belt.

Example five

The switching system 5 provided in this embodiment includes: the underground rotation device 54 in the first embodiment or the second embodiment, and the lifting device in the third embodiment or the fourth embodiment, further include the following ground rotation device 51:

referring to fig. 4, the above-ground rotating means 51 includes: the third support 511 is fixed on the ground platform, a plurality of third roller tables 512 which are arranged at the top of the third support 511 in parallel, and a third driving component for driving the third roller tables 512 to convey; the third roller table 512 has the same conveying direction as the supporting conveying table 53; the third driving member is any one of a gear transmission mechanism, a belt transmission mechanism, and a chain transmission mechanism.

The case where the third driving member is a belt conveying mechanism will be specifically described below:

the third roller table 512 includes a plurality of third conveying rollers arranged along a conveying direction of the third roller table 512; the third conveying roller is rotatably provided on the third bracket 511 by a rotation shaft.

The third driving part includes: a bi-directional motor and a plurality of synchronous belts.

One of the synchronous belts is sleeved on the output shaft of the bidirectional motor and the rotating shaft of the adjacent third conveying roller, and the other synchronous belts are respectively sleeved on the rotating shafts of the adjacent third conveying rollers; the bidirectional motor enables the plurality of third conveying rollers to synchronously rotate through the synchronous belt.

Example six

The switching system provided in this embodiment includes: the underground turning device 54 in the first or second embodiment, the lifting device in the third or fourth embodiment, and the above-ground turning device 51 in the fifth embodiment further include: a parking auxiliary unloading device;

the parking auxiliary unloading device comprises a plurality of auxiliary unloading units which have the same structure as the lifting rolling device 55 in the fourth embodiment, the plurality of auxiliary unloading units are arranged at the edge of the loading and unloading station side by side, and the first roller table 541 of the underground rotating device 54 is in butt joint with the first transfer roller table of the set auxiliary unloading unit in the middle position. When the logistics transportation vehicle stops, the first transfer roller way of one auxiliary unloading unit is in butt joint with the roller way of automatic loading and unloading of the logistics transportation vehicle, but the auxiliary unloading unit is not in butt joint with the first roller way 541 of the underground rotating device, the cargo container is transferred to the set auxiliary unloading unit through the second transfer roller way of the auxiliary unloading unit, then the first transfer roller way is lifted, and the cargo container is transferred to the first roller way 541 of the underground rotating device 54 through the first transfer roller way to start a normal transfer process. In this way, the parking assist discharging device can adjust the cargo container delivered from the logistics transport vehicle to a position corresponding to the first roller 541 of the subsurface rotating device 54 when the position of the logistics transport vehicle stop station is not the set position.

Having described the specific example structure of the underground piping cargo transferring system, a piping system including the underground piping cargo transferring system of the above-mentioned embodiment is described below:

the present application also provides a pipeline transportation system, see fig. 7, comprising: the system comprises a pipeline 1, at least one running rail set 3, a logistics transport vehicle, a power supply assembly and a switching system 5; the pipeline 1 is buried underground and communicated with a plurality of loading and unloading stations; the running rail group 3 is fixed in the inner wall of the underground pipeline 1; the running rail group 3 comprises two running rails which are arranged in parallel; the commodity circulation transport vechicle includes: a bogie 4 running on the running rail set 3, a vehicle body 2 provided on the bogie 4; the power supply assembly is used for providing electric energy required by operation for the logistics transport vehicle; the transit system 5 includes: an underground rotation device 54, a lifting device and an overground rotation device 51; the switching system 5 is arranged at a loading and unloading station and is used for transferring the goods container on the logistics transport vehicle to a unloading warehouse of a ground platform or transferring the goods container of the unloading warehouse to the logistics transport vehicle.

Further, two ends of the pipeline 1 are communicated with a large-scale underground loading and unloading station; the middle of the pipeline 1 is communicated with a plurality of branch pipelines with the same structure as the pipeline 1, and the end parts of the branch pipelines are communicated with a small underground loading and unloading station; the branch pipeline is internally provided with running branch rail groups with the same structures and the same number as the running rail groups 3, and the running branch rail groups are connected with the corresponding running rail groups 3. And the cargo transportation between each large-scale and small-scale underground loading and unloading stations is realized through the pipeline 1 and the branch pipeline, so that the transportation efficiency is improved. A plurality of ventilation components and a plurality of illumination components are arranged in the pipeline 1 and the branch pipeline, so that personnel can enter the pipeline 1 to overhaul or replace the components.

The following describes a specific structure of the pipeline 1 and the running rail set 3 in the pipeline transportation system of the present application:

example 1

The pipeline 1 is made of steel or concrete, and the section of the pipeline is circular; a running rail set 3 is disposed in the circular pipe 1, and at this time, the running rail set 3 includes: the first running rail and the second running rail are symmetrical about the central line of the circular pipeline 1, and are made of steel; the first running rail and the second running rail are fixed on the pipeline 1 through fasteners or welding, or the first running rail and the second running rail are manufactured through integral forming with the pipeline 1, and as the logistics transport vehicle has certain weight, the structural requirements on the running rail group 3 and the pipeline 1 are higher when the logistics transport vehicle is fully loaded for transporting goods, the integral strength and the rigidity of the steel pipeline 1 and the running rail group 3 are higher, the suspension and transportation requirements of the logistics transport vehicle can be met, and good structural stability is ensured. The steel pipeline 1 has good sealing performance, is suitable for underground environment, prevents soil and water from entering a transportation channel, and ensures the transportation environment.

The pipeline 1 is provided with a current receiving rail which is arranged on the inner wall at the top of the pipeline 1; the current receiving rail is connected with the power supply component to transmit electric energy to the logistics transport vehicle; the current-receiving rail is fixed on the inner wall at the top of the pipeline 1 through a fastener, and when the pipeline 1 is made of steel, an insulating pad is arranged between the current-receiving rail and the pipeline 1. The electric energy is obtained through the current-receiving rail to be supplied to the driving device of the vehicle, so that the electric driving of the logistics transport vehicle is realized, and the air pollution caused by the traditional fuel driving is reduced.

Another specific structure of the pipe and running rail set in the pipe transportation system of the present application is described below:

example 2

The pipeline 1 is made of steel or concrete, and the section of the pipeline is elliptical or square; two running rail sets 3 are arranged in the pipeline 1, wherein one running rail set 3 comprises: a third running rail and a fourth running rail, and the other running rail set 3 includes: fifth running rail and sixth running rail. The third running rail and the sixth running rail are symmetrically arranged at two sides of the bottom of the oval pipeline 1, the fourth running rail and the fifth running rail are fixed in the middle of the bottom of the oval pipeline 1, and the fourth running rail and the fifth running rail can be independently arranged or can be made into a whole. The material of the running rail set 3 and the connection method with the pipe 1 in this embodiment are the same as those in embodiment 1. The two running rail groups 3 can realize the same-direction side-by-side running of the logistics transport vehicle, or the two-way running of the logistics transport vehicle, so that the transport capacity of the whole underground pipeline transport system is improved.

Two current receiving rails are arranged in the pipeline 1, and the two current receiving rails are respectively arranged on the inner wall of the pipeline 1 corresponding to the running rail groups 3; the current-collecting rail is fixed on the pipeline 1 through a fastener, and an insulating pad is arranged between the current-collecting rail and the pipeline 1 when the pipeline 1 is made of steel materials.

The following describes a specific structure of a bogie of a logistics transportation vehicle in a pipeline transportation system of the present application:

example 3

Referring to fig. 8 to 12, the bogie provided in this embodiment includes: a frame 402, a traction center pin 404, a traction ball pivot 403, and a load spring 405; the middle part of the framework 402 is provided with a pin hole; the traction center pin 404 is arranged in the pin hole in a penetrating way, and the top of the traction center pin is fixedly connected with a vehicle body underframe 410 of the transport vehicle; the traction spherical hinge 403 is sleeved on the traction center pin 404 and is positioned in the pin hole; a load spring 405 is secured to the frame 402; the body chassis 410 is pressed against the carrier spring 405.

Wherein, the traction center pin 404 is matched with the traction spherical hinge 403 to transmit traction horizontal force to the vehicle body; vertical forces between the body and the frame 402 are transmitted through the load springs 405; the utility model has the advantages of above-mentioned structure can satisfy the requirement of transport vechicle at underground pipeline transportation, compares current bogie structure, and this application has cancelled parts such as bolster, traction pull rod, makes simple structure reasonable, and occupation space is less, improves cargo loading space, guarantees underground pipeline transportation ability.

Further, the top of the traction center pin 404 extends outwardly a circular fixed platform 412; the fixed platform 412 is fixedly connected to the vehicle chassis 410 by a plurality of fasteners uniformly distributed along the circumference of the fixed platform. The circular fixing platform 412 can facilitate the connection and fixation of the traction center pin 4 and the vehicle body underframe 410, and enhance the connection stability of the vehicle body and the framework 402. As a preferred embodiment, the fixing platform 412 may be fixedly connected to the chassis 410 by four bolts uniformly distributed in the circumferential direction, so as to ensure the connection between the traction center pin 404 and the chassis 410, and optimize the distribution of the horizontal traction force during the running process of the logistics transportation vehicle.

Further, the traction spherical hinge 403 is a rubber spherical hinge, the outer circle of the traction spherical hinge 403 is pressed into a pin hole in the middle of the framework 402 through interference fit, the upper end face of the traction spherical hinge 403 is level with the top face of the framework 402, and the lower end face is level with the bottom face of the framework 402; the traction spherical hinge 403 has large displacement and small rigidity along the axial direction, the traction center pin 404 is released to move vertically, the vertical load of the vehicle body is borne by the bearing spring 405, the longitudinal and transverse loads of the vehicle body are transmitted to the framework 402 through the traction spherical hinge 403 by the traction center pin 404, the rubber spherical hinge has good buffering performance, the stability of traction transmission is ensured, and structural abrasion or poor deformation caused by rigid contact of the traction center pin 404 and the framework 402 is avoided. The traction center pin 404 is provided with a stop 413, the traction spherical hinge 403 is provided with a stop groove corresponding to the stop 413, and the stop 413 extending out of the traction center pin 404 is matched with the groove on the traction spherical hinge 403 so as to prevent abrasion caused by rotation between the two.

Further, the bogie is provided with two load springs 405 fixed to both sides of the middle of the frame 402; the vertical load of the vehicle body is borne by two systems of springs at two sides of the middle part of the framework 402; the carrier spring 405 includes: a spring 417, a first connection plate 415 fixed on top of the spring 417, and a second connection plate 414 fixed on bottom of the spring 417; the top surface of the first connection plate 415 is provided with at least one raised navel 416; the car body underframe 410 is provided with a groove 411 corresponding to the convex navel 416; the convex navel 416 and the groove 411 cooperate to effectively limit the relative displacement of the underframe 410 and the bearing spring 405, ensure the stability of the relative positions of the underframe and the bearing spring, and the second connecting plate 414 is fixedly connected with the framework 402 through a fastener. The spring 417 has good buffering performance on the basis of bearing vertical force, and ensures the stability of the running process of the transport vehicle.

Wherein the spring 417 is a rubber spring or a steel spring; the rubber spring or the steel spring has low cost, simple structure, no power source and performance meeting the requirements of the logistics transport vehicle. The first connecting plate 415 is provided with two convex umbilicals 416 along the travelling direction of the logistics transport vehicle, so that four convex umbilicals 416 are arranged in a rectangular shape between the vehicle body underframe 410 and the bearing spring 5 to form a structure matched with the grooves 411, good support for the vehicle body underframe 410 is formed, the vehicle body inclination caused by inertia in the steering, starting and decelerating processes of the transport vehicle can be well adapted, and the operation safety of the transport vehicle is guaranteed. The second connecting plate 414 is a rectangular plate; the spring 417 is fixed to the center position of the second connection plate 414; the four corners of the second connecting plate 414 are fixedly connected with the frame 402 through bolts, so as to ensure the connection stability of the bearing spring 405 and the frame 402.

Further, the framework 402 includes: two parallel longitudinal beams, a middle cross beam and two side cross beams; the side cross beams are vertically fixed at the end parts of the longitudinal beams; the middle cross beam is vertically fixed in the middle of the longitudinal beam; the middle part of the middle cross beam is provided with a pin hole. The longitudinal beam, the middle cross beam and the two side cross beams are positioned on the same horizontal plane, and after being welded with each other, the whole framework 402 is guaranteed to have good strength and rigidity, so that the requirement of cargo transportation of the logistics transport vehicle is met; the longitudinal beam, the middle cross beam and the two side cross beams are all made of hollow square steel structures, and the dead weight of the bogie is reduced on the basis of ensuring the stress performance of the structures.

Further, the method further comprises the following steps: a driving device 408, wheels 401, a braking device 406; the driving device 408 is disposed below the frame 402; the wheel 401 is connected with the output end of the driving device 408; the brake 406 is connected to the wheel 401. The wheels 401 are driven to rotate by the driving device 408, so that the logistics transport vehicle walks, and the braking device 406 stops the logistics transport vehicle. The driving device 408 is fixedly connected with the framework 402 through a fastener; a rubber pad is disposed between the driving device 408 and the frame 402; the rubber pad can improve the stress condition between the driving device 408 and the framework 402, has a certain vibration reduction and buffering effect, and reduces the vibration transmitted to the driving device 408 by the framework 402 in the running process of the vehicle, so as to protect the driving device 408 from working stably. The wheel 401 is any one of an inflatable rubber wheel, a solid rubber wheel or a steel wheel, the transport vehicle generally runs on a track in the underground pipe gallery, the wall thickness of the underground pipe gallery is generally thinner, the impact force of the logistics transport vehicle on the pipe gallery can be reduced by the inflatable rubber wheel or the solid rubber wheel, and the solid rubber wheel has stronger bearing capacity and higher safety, so that the solid rubber wheel is a preferable scheme of the application.

Further, as a first implementation form, the driving device 408 includes: the double-output motor and the two gear boxes are connected to the output ends of the double-output motor; the two gearboxes are rotated by the front and rear wheels 401 of the axle drive respectively. As another implementation, the driving device 408 may be two motors disposed under the frame 402 to drive a gear box respectively to rotate the front and rear wheels 401. As a third implementation, the driving device 408 may also be a gear motor that drives the front and rear wheels 401 to rotate by an axle.

Further, the method further comprises the following steps: at least two guide wheel sets, wherein the two guide wheel sets are respectively arranged on two side beams of the framework 402; the guide wheel group comprises two guide wheels 407 which are symmetrically arranged relative to the central axis of the framework 402; two guide wheels 407 are arranged at the two ends or in the middle of the side cross beams, the guide wheels 407 are arranged corresponding to the guide rails 418, when the two guide wheels 407 are arranged at the two ends of the side cross beams, two running tracks can be used as the guide rails 418, and four guide wheels 407 at the two ends of the front side cross beam and the rear side cross beam roll along the side edges of the running tracks, so that stable guide of the logistics transport vehicle during turning is realized. When two guide wheels 407 are arranged in the middle of the side cross beam, one guide rail 418 needs to be arranged in the middle of the two running rails, and the two guide wheels 407 move along two sides of the guide rail 418, so that stable guide of the logistics transport vehicle during turning is realized.

Further, the method further comprises the following steps: at least one current collector 409 is disposed below the frame 402 to receive electrical power through cooperation with current collector rails disposed in the utility tunnel and to in turn provide electrical power to the drive device 408 and other electrical components.

The pipe transportation system of the present application is further provided with a guide rail 418, and a specific structure of the guide rail 418 is described below:

Example 4

Referring to fig. 13-17, guide wheels 407 are symmetrically arranged at the bottom of the framework 402 through fasteners and respectively matched with concave rail surfaces at two sides of the guide rail 418, so that the over-bending guide of the logistics transport vehicle is realized.

The guide rail 418 includes: a lower portion 4183 fixed to the ground, a middle portion 4182, and an enlarged structure 4181 located above the middle portion 4182; the rail surfaces on two sides of the middle part 4182 are planes; the vertical cross-sectional width of the lower portion 4183 is greater than the width of the middle portion 4182 and the enlarged structure 4181; as a preferred embodiment, the vertical section of the middle portion 4182 is an isosceles trapezoid, and the bottom side of the isosceles trapezoid is longer than the top side, namely, the inclined rail surfaces on two sides of the middle portion 4182 incline downwards, when the vehicle is bent, the guide wheels can slide to a certain extent relative to the inclined rail surfaces, centrifugal force generated by the vehicle is offset to a certain extent, and stability of the running gear and the vehicle body 2 during the vehicle process is enhanced. The lower portion 4183 of the guide rail 418 is wider to secure the guide rail 418 for providing sufficient steering force.

The angle between the inclined rail surface and the vertical plane can be set to be 5-15 degrees, and an excessive angle can cause insufficient steering force provided by the guide wheels 407; and when the included angle is too small, the guide wheels 407 cannot effectively slide on the inclined rail surface, so that the stability of the bogie 4 and the vehicle body 2 of the logistics transport vehicle is reduced when the vehicle is bent. The radial cross section of the guide wheel 407 is perpendicular to the inclined rail surface of the middle portion 4182 of the guide rail 418.

The middle portion 4182 and the lower portion 4183 of the guide rail 418 transition through an arcuate surface. Both sides of the expanding structure 4181 of the guide rail 418 are arc-shaped surfaces; the enlarged structure 4181 of the guide rail 418 has a sectional width gradually increasing from bottom to top. The middle part 4182 and the lower part 4183 are in cambered surface transition, and the expansion structure 4181 is arranged in a way that the cambered surfaces are beneficial to the sliding of the guide wheels 407 on the rail surface of the guide rail 418; the circular arc-shaped expansion structure 4181 can limit the sliding distance of the guide wheel 407, and effectively prevent derailment.

The pipe transportation system of the present application is further provided with a guide rail, and another specific structure of the guide rail 418 is described below:

example 5

The guide rail 418 includes: a lower part 4183 fixed on the ground, a middle part 4182 with arc rail surfaces at two sides and an expansion structure 4181 positioned above the middle part 4182; the two sides of the expansion structure 4181 are arc-shaped surfaces, and the section width is gradually increased from bottom to top; the middle part 4182 and the lower part 4183 of the guide rail 418 pass through the cambered surface transition, namely, the two sides of the guide rail 418 are provided with concave cambered surfaces, so that smoothness of sliding of the guide wheels 407 on the rail surface of the guide rail 418 is ensured, and stability of the bogie 4 and the vehicle body 2 when the vehicle passes through the curve is enhanced. The outer surface of the guide wheel 407 is an arc surface, and is matched with the concave arc surface, so that smoothness of sliding of the guide wheel 407 is ensured. The lower portion 4183 of the guide rail 418 is wider to secure the guide rail 418 for providing sufficient steering force.

The following describes a specific structure of a vehicle body of the pipe transportation system of the present application:

example 6

Referring to fig. 18 to 23, the vehicle body 2 includes: a bottom frame, end walls 204, a top frame 202, an upper sliding door 201 and an opening and closing mechanism; the underframe is fixed on the bogie 4; end walls 204 are fixed at the ends of the chassis; the top frame 202 is fixed on top of the end wall 204; the upper sliding door 201 is slidably arranged between the end walls 204 and is positioned at the side edge of the underframe; the opening and closing mechanism drives the upper sliding door 201 to slide upward below the top frame 202.

Wherein, after the commodity circulation transport vechicle berthhed the loading and unloading website, open the sliding door 201, make the goods container move in or remove inside the automobile body from the opening, the sliding door 201 upwards slides to the roof-rack 202 below, does not occupy the outside pipeline space of automobile body, guarantees that the automobile body has great cargo space, and increases the cargo capacity, guarantee goods underground pipeline transportation transfer efficiency.

Further, the upper sliding door 201 includes a plurality of door panels 213 vertically arranged side by side; adjacent door panels 213 are hinged by hinges 212. The opening and closing mechanism includes: the device comprises a sliding rail 211, a traction motor, a traction rope, a guide wheel and a plurality of pulleys 214; the sliding rails 211 are symmetrically arranged at two sides of the upper sliding door 201; the pulley 214 is movably arranged in the sliding rail 211 and fixedly connected with the hinge 212; the guide wheel is arranged at the top end of the sliding rail 211; the traction rope is sleeved on the guide wheel, one end of the traction rope is fixedly connected with a door plate 213 at the top of the upper sliding door 201, and the other end of the traction rope is fixedly connected with the door plate 213 at the bottom of the upper sliding door 201; the traction motor is a bidirectional motor; the traction motor drives the guide wheel to rotate, drives the traction rope to drive, and then drives the upper sliding door 201 to ascend or descend, and simultaneously, the pulley 214 rolls upwards or downwards in the sliding rail 211.

Further, the slide rail 211 includes: a vertical section at the lower part, an arc section and a horizontal section at the upper part; the arc-shaped section is connected with the vertical section and the horizontal section; the horizontal section is arranged below the top frame 202 in parallel and is parallel to the end wall 204; the guide pulley is fixed at the tip of horizontal segment.

Further, the door panel 213 is provided with an observation window 209, and the observation window 209 is used for observing the condition of the cargo container carried in the vehicle body 2, and the observation window 209 may be a perspective glass or a grid plate. Two upper sliding doors 201 are arranged on the side edge of the vehicle body 2; a central partition beam 203 is arranged in the middle of the side edge of the underframe, and an upper sliding door 201 is arranged between the central partition beam 203 and two end walls 204; the sliding rail 211 on one side of the upper sliding door 201 is fixed on the central partition beam 203, and the sliding rail 211 on the other side is fixed on the end wall 204; the traction motor is provided on the center spacer 203.

As one implementation: the vehicle body 2 further comprises a side wall, the side wall is fixed on one side of the underframe, the upper sliding door 201 and the opening and closing mechanism are arranged on the other side of the underframe, the opening or closing of the vehicle door on one side of the vehicle body 2 is realized, and the cargo container is moved into or out of the vehicle body 2 through the side wall. To realize the loading and unloading cargo collectors on two sides of the vehicle body 2, another implementation manner is provided in the application: both sides of the vehicle body 2 are provided with upper sliding doors 201; the upper sliding doors 201 on both sides are driven by corresponding opening and closing mechanisms to be able to slide upward to different heights below the top frame 202.

To facilitate the movement of cargo into and out of the body 2, the body 2 is provided with an automated loading and unloading platform 210.

The automatic loading and unloading platform 210 includes: a plurality of rotating rollers and a rotating roller motor connected with the rotating rollers; the rotating rollers are arranged on the underframe of the vehicle body side by side; the rotating roller motor drives the rotating roller to rotate, so that the goods container on the rotating roller moves out of or moves into the vehicle body 2; after the logistics transport vehicle stops at the loading and unloading station, the rotating rod of the automatic loading and unloading platform 210 is in butt joint with the transport roller way of the loading and unloading station, and the goods container removed by the rotating rod is sent to a goods storage point, or the goods container of the goods storage point is sent to the rotating rod in the vehicle body 2.

Wherein, the goods container is placed on the inside many rollers that rotate of automobile body 2, and behind bogie 4 drove automobile body 2 operation to the loading and unloading site in underground, the upper sliding door 201 of automobile body 2 opens, and the roller motor drive rotates the roller and rotates, makes the goods container that places on the roller to shift out automobile body 2, or makes the goods container of loading and unloading site shift into the inside storage space of automobile body 2, need not to use loading and unloading tools such as crane or fork truck to accomplish loading or unloading of goods, improves the transportation efficiency of goods underground pipeline transportation.

Further, the transmission direction of the automatic loading and unloading platform 210 is perpendicular to the running direction of the bogie 4, and in the running process of the logistics transport vehicle, the rotating stick bears axial force but not rotation moment, so that the position stability of the goods container on the rotating stick in the running process of the logistics transport vehicle is ensured, and the relative sliding of the goods container by the rotation stick due to the inertia force generated in the running process of the goods container is avoided.

Further, the roller motor is a bidirectional rotating motor, and can drive the rotating roller to rotate forward or backward, so that the cargo container can move in or out of the vehicle body 2, or when the vehicle body 2 opens the upper sliding doors 201 on different sides, different running directions are selected through the bidirectional rotating motor, so that the cargo container moves out of or moves into the vehicle body 2 from the upper sliding doors 201 on different sides. A plurality of automatic loading and unloading platforms 210 are arranged in the vehicle body 2 along the length direction, and as the vehicle body 2 is longer, small-volume goods collectors can be respectively placed on each automatic loading and unloading platform 210, and each automatic loading and unloading platform 210 is in butt joint with a transport roller way of a loading and unloading station in sequence, so that loading or unloading of each goods collector is realized; a large-volume cargo container may also be placed on the plurality of automated loading and unloading platforms 210 to provide sufficient driving force for the large-volume cargo container.

Further, the roll body of the rotary roll is sleeved with an anti-slip layer, friction force between the goods collector and the rotary roll is increased, and when the logistics transport vehicle starts or stops, the goods collector has a certain inertia force effect in the running direction, and the anti-slip layer of the rotary roll can effectively prevent the goods collector from sliding relative to the rotary roll.

Further, a limiting device is arranged on the underframe of the vehicle body 2 close to the automatic loading and unloading platform 210; the limiting device comprises: a limit motor, a gear rack mechanism and a limit stop; the limiting motor is fixed on the underframe and is connected with a gear of the gear rack mechanism; the limit stop is fixedly connected with a rack of the gear rack mechanism; a rubber pad is arranged on one side of the limit stop, which is close to the automatic loading and unloading platform 210.

As a preferred embodiment, a limiting device may be disposed in the middle of the periphery of the automatic loading and unloading platform 210, respectively; in the process of loading and unloading the goods container, the limit stop of the limiting device is positioned at a position lower than the rotating rod, when the goods container falls on the automatic loading and unloading platform 210, the limiting motor drives the gear rack mechanism to work, and the rack drives the limit stop to rise to a position higher than the rotating rod, so that the goods container is limited in the limit stop around, the logistics transport vehicle is prevented from running, and the goods tray slides on the automatic loading and unloading platform 210. In addition, the operation mode is as follows: after the logistics transport vehicle stops at the loading and unloading station, the rotating rod of the automatic loading and unloading platform 210 is in butt joint with the transport roller way of the loading and unloading station, the limit stop block of the limit device on the opposite side of the transport roller way is lifted, and other limit devices keep an initial state, so that when the goods loader moves onto the rotating rod from the transport roller way, the lifted limit stop block can prevent the goods loader from sliding on the automatic loading and unloading platform 210 under the inertia effect, and after the goods loader falls on the automatic loading and unloading platform 210, other limit devices work to lift the limit stop block on other positions of the automatic loading and unloading platform 210.

While the foregoing is directed to embodiments of the present invention, other and further details of the invention may be had by the present invention, it should be understood that the foregoing description is merely illustrative of the present invention and that no limitations are intended to the scope of the invention, except insofar as modifications, equivalents, improvements or modifications are within the spirit and principles of the invention.

Claims

1. A cargo transferring system for underground pipeline transportation is characterized in that,

the underground rotating device comprises: the first support is fixed on the underground platform, a plurality of first roller tables which are arranged at the top of the first support and are arranged in parallel, and a first driving part for driving the first roller tables to convey; the logistics transport vehicle is provided with a roller way for automatically loading and unloading so as to load and convey the goods collector; after the logistics transport vehicle stops to the loading and unloading station, the roller way is in butt joint with the first roller way; the conveying direction of the roller way is the same as that of the first roller way;

2. The underground piping transportation cargo transfer system of claim 1, wherein,

the first roller way comprises a plurality of rollers arranged along the conveying direction of the first roller way;

the roller is rotatably arranged on the first bracket through a roller shaft;

3. The underground piping transportation cargo transfer system of claim 1, wherein,

the first roller way comprises a plurality of first conveying rollers arranged along the conveying direction of the first roller way;

4. The underground piping transportation cargo transfer system of claim 1, wherein,

the lifting device includes: the second bracket, the supporting and conveying table and the lifting driving part are fixed in the channel;

the second bracket is provided with a sliding guide rail;

5. The underground piping transportation cargo transfer system of claim 4, wherein,

the supporting and conveying table comprises a plurality of second conveying rollers, a second driving part and a supporting frame;

6. The underground piping transportation cargo transfer system of claim 5, wherein,

the support frame is provided with pulleys matched with the sliding guide rail;

the lifting driving part is an air cylinder or a hydraulic cylinder.

7. The underground piping transportation cargo transfer system of claim 1, wherein,

the second bracket is provided with a sliding guide rail;

the transit system further comprises: lifting the rolling device;

the second transfer roller way is arranged on the transfer fixing frame;

The first transfer roller way is arranged on the transfer lifting frame;

8. The underground piping transportation cargo transfer system of claim 7, wherein,

the first transfer roller way comprises a plurality of rollers arranged along the conveying direction of the first transfer roller way;

9. The underground piping transportation cargo handling system of claim 4 or 7, wherein,

the above-ground rotating device comprises: the third support is fixed on the ground platform, a plurality of third roller tables which are arranged at the top of the third support and are arranged in parallel, and a third driving part for driving the third roller tables to convey;