CN220722367U - Tunnel originating section material continuous conveying system - Google Patents

Abstract

The present disclosure proposes a tunnel originating section material continuous conveying system, comprising: the feed end of the first continuous conveying device is connected with shield equipment in the tunnel and is communicated with the discharge end of the shield equipment, the discharge end of the first continuous conveying device is arranged in the originating section of the tunnel, and the first continuous conveying device comprises: the telescopic mechanism is arranged between the feeding end and the discharging end of the first continuous conveying device; the first continuous conveying devices and the second continuous conveying devices are sequentially communicated end to end and are at a preset angle, and the second continuous conveying devices are used for lifting materials at the discharge end of the first continuous conveying devices from the originating section to the ground. In the tunnel originating section material continuous conveying system, continuous conveying from the material in the originating section to the ground is achieved, so that conveying time of the material is effectively shortened, construction efficiency of a tunnel is improved, and construction cost of the tunnel is reduced.

Description

Tunnel originating section material continuous conveying system

Technical Field

The disclosure relates to the technical field of material conveying, in particular to a tunnel originating section material continuous conveying system.

Background

When the tunnel is constructed in the initial section, the materials generated by tunneling are required to be conveyed to the ground from the initial section, and the current conveying mode is to intermittently convey the materials to the ground by adopting lifting equipment, and the intermittent conveying mode can realize the conveying of the materials from the initial section to the ground, but has the advantages of long overall conveying time and low conveying efficiency, further the tunnel construction efficiency is affected, and the tunnel construction cost is increased.

Disclosure of Invention

The present disclosure aims to solve, at least to some extent, one of the technical problems in the related art.

To this end, it is an object of the present disclosure to provide a tunnel originating section material continuous conveying system.

To achieve the above object, the present disclosure provides a continuous conveying system for materials in a tunnel originating section, including: the feed end of the first continuous conveying device is connected with shield equipment in the tunnel and is communicated with the discharge end of the shield equipment, the discharge end of the first continuous conveying device is arranged in the originating section of the tunnel, and the first continuous conveying device comprises: the telescopic mechanism is arranged between the feeding end and the discharging end of the first continuous conveying device; the first continuous conveying devices and the second continuous conveying devices are sequentially communicated end to end and are at a preset angle, and the second continuous conveying devices are used for lifting materials at the discharge end of the first continuous conveying devices from the starting section to the ground.

Further, the plurality of second continuous conveying devices include: the first belt conveyor is arranged in the originating section, the feeding end of the first belt conveyor is communicated with the discharging end of the first continuous conveying device, and a first preset angle is formed between the first belt conveyor and the first continuous conveying device; the second belt conveyor is arranged in the starting section, the feeding end of the second belt conveyor is communicated with the discharging end of the first belt conveyor, and a second preset angle is formed between the second belt conveyor and the first belt conveyor; the feeding end of the third belt conveyor is arranged in the starting section and is communicated with the discharging end of the second belt conveyor, the discharging end of the third belt conveyor is arranged on the ground, and a third preset angle is formed between the third belt conveyor and the second belt conveyor.

Further, the first belt conveyor includes: a first rack disposed on a floor of the originating section; the first driven roller is rotatably arranged at one end, close to the discharge end of the first continuous conveying device, of the first rack; the first driving roller is rotatably arranged at one end, close to the feeding end of the second belt conveyor, of the first frame; the first belt is sleeved on the first driven roller and the first driving roller; the first driving mechanism is arranged on the first frame and is in transmission connection with the first driving roller, and the first driving mechanism is used for driving the first driving roller to rotate so as to drive the first belt to rotate in a circulating mode.

Further, the first belt conveyor further includes: the first chute is arranged at one end, close to the feeding end of the second belt conveyor, of the first frame, the upper end of the first chute is located below the discharging end of the first belt, and the lower end of the first chute is located above the feeding end of the second belt conveyor.

Further, the second belt conveyor includes: the second rack is arranged on the bottom plate and the middle plate of the originating section; the second driven roller is rotatably arranged at one end, close to the discharge end of the first belt conveyor, of the second rack; the second driving roller is rotatably arranged at one end, close to the feeding end of the third belt conveyor, of the second frame; the second belt is sleeved on the second driven roller and the second driving roller; the second driving mechanism is arranged on the second frame and is in transmission connection with the second driving roller, and the second driving mechanism is used for driving the second driving roller to rotate so as to drive the second belt to rotate in a circulating mode.

Further, the second belt conveyor further includes: the second chute is arranged at one end, close to the feeding end of the third belt conveyor, of the second frame, the upper end of the second chute is located below the discharging end of the second belt, and the lower end of the second chute is located above the feeding end of the third belt conveyor.

Further, the third belt conveyor includes: the third rack is arranged on the middle plate and the top plate of the starting section; the third driven roller is rotatably arranged at one end, close to the discharge end of the second belt conveyor, of the third frame; the third driving roller is rotatably arranged at one end, far away from the discharge end of the second belt conveyor, of the third rack; the third belt is sleeved on the third driven roller and the third driving roller; the third driving mechanism is arranged on the third frame and is in transmission connection with the third belt, and the third driving mechanism is used for driving the third belt to circularly rotate.

Further, the first continuous conveying device further includes: the fourth driven roller is rotatably arranged on the shield equipment, the fourth driving roller is rotatably arranged on a bottom plate of the starting section and is close to the feeding end of the first belt conveyor, the fourth belt is sleeved on the fourth driven roller and the fourth driving roller, the fourth driving mechanism is arranged on the fourth frame, the fourth driving mechanism is in transmission connection with the fourth belt, and the fourth driving mechanism is used for driving the fourth belt to circularly rotate; the telescopic mechanism comprises: a storage belt portion and a tensioning portion, the storage belt portion comprising: the fixing frame is arranged on the top plate of the starting section, the moving frame is arranged on the top plate of the starting section in a sliding mode, the belt storage rollers are respectively arranged on the fixing frame and the moving frame in a rotating mode, the belt storage rollers are distributed in a staggered mode, the belt storage rollers are sequentially wound by the fourth belt, the tensioning part is connected with the moving frame in a transmission mode, and the tensioning part is used for exerting constant force along the direction away from the fixing frame on the moving frame.

Further, the tensioning part includes: the winch is arranged at one end of the movable frame far away from the fixed frame; and one end of the tensioning rope is connected with the reel of the winch, and the other end of the tensioning rope is connected with the movable frame.

Further, the first continuous conveying device further includes: the third chute is arranged on the bottom plate of the originating section, the upper end of the third chute is positioned below the discharging end of the fourth belt, and the lower end of the third chute is positioned above the feeding end of the first belt conveyor.

The technical scheme provided by the disclosure can comprise the following beneficial effects:

because shield equipment in the feed end of first continuous conveyor links to each other and is with shield equipment's the discharge end intercommunication, and first continuous conveyor is including setting up the telescopic machanism between first continuous conveyor feed end and discharge end, make first continuous conveyor's feed end can follow-up with shield equipment, and can make shield equipment discharge end's material stable transport to first continuous conveyor's discharge end, simultaneously, because first continuous conveyor and a plurality of second continuous conveyor communicate end to end in proper order and are the angle of predetermineeing, make the material of first continuous conveyor discharge end can reach ground through the transport of a plurality of second continuous conveyor in proper order, from this, through first continuous conveyor and the cooperation of a plurality of second continuous conveyor, realize the continuous transport of material to ground in the section of starting, thereby effectively shortened the transfer time of material, the efficiency of construction of tunnel has been improved, and the construction cost of tunnel has been reduced.

Additional aspects and advantages of the disclosure will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the disclosure.

Drawings

The foregoing and/or additional aspects and advantages of the present disclosure will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:

FIG. 1 is a schematic diagram of a continuous tunnel conveying system according to an embodiment of the present disclosure;

FIG. 2 is a schematic diagram of a first belt conveyor in a continuous conveying system for materials in an originating section of a tunnel according to an embodiment of the present disclosure;

FIG. 3 is a schematic diagram of a second belt conveyor in a continuous conveying system for materials in an originating section of a tunnel according to an embodiment of the present disclosure;

FIG. 4 is a schematic structural view of a third belt conveyor in a continuous conveying system for materials in an originating section of a tunnel according to an embodiment of the present disclosure;

FIG. 5 is a schematic view of a structure of a fourth driving roller of a first continuous conveying device in a continuous conveying system for materials in an originating section of a tunnel according to an embodiment of the present disclosure;

FIG. 6 is a schematic view of a telescopic mechanism of a first continuous conveyor in a continuous tunnel-originating-section material conveying system according to an embodiment of the present disclosure;

As shown in the figure: 1. a first continuous conveyor;

11. a telescoping mechanism;

111. a belt storage part 1111, a fixing frame 1112, a movable frame 1113 and a belt storage roller;

112. a tensioning part 1121, a winch 1122, and a tensioning rope;

12. the fourth driven roller, 13, the fourth driving roller, 14, the fourth belt, 15 and the third chute;

2. a second continuous conveyor;

21. the first belt conveyor 211, the first rack 212, the first driven roller 213, the first driving roller 214, the first belt 215 and the first chute;

22. a second belt conveyor 221, a second frame 222, a second driven roller 223, a second driving roller 224, a second belt 225, a second chute;

23. a third belt conveyor 231, a third frame 232, a third driven roller 233, a third driving roller 234, a third belt 235, and a third driving mechanism;

3. the tunnel is provided with a plurality of channels,

4. an originating section, 41, a top plate, 42, a middle plate, 43, a bottom plate;

5. shield equipment.

Detailed Description

Embodiments of the present disclosure are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present disclosure and are not to be construed as limiting the present disclosure. On the contrary, the embodiments of the disclosure include all alternatives, modifications, and equivalents as may be included within the spirit and scope of the appended claims.

As shown in fig. 1, an embodiment of the disclosure proposes a continuous conveying system for materials in an originating section of a tunnel, including a first continuous conveying device 1 and a plurality of second continuous conveying devices 2, where a feeding end of the first continuous conveying device 1 is connected to a shield apparatus 5 in the tunnel 3 and is communicated with a discharging end of the shield apparatus 5, the discharging end of the first continuous conveying device 1 is disposed in an originating section 4 of the tunnel 3, the first continuous conveying device 1 includes a telescopic mechanism 11 disposed between the feeding end and the discharging end of the first continuous conveying device 1, the first continuous conveying device 1 and the plurality of second continuous conveying devices 2 are sequentially communicated end to end and form a preset angle, and the plurality of second continuous conveying devices 2 are used for lifting materials in the discharging end of the first continuous conveying device 1 from the originating section 4 to the ground.

It can be understood that, because the feed end of the first continuous conveying device 1 is connected with the shield equipment 5 in the tunnel 3 and is communicated with the discharge end of the shield equipment 5, and the first continuous conveying device 1 comprises a telescopic mechanism 11 arranged between the feed end and the discharge end of the first continuous conveying device 1, the feed end of the first continuous conveying device 1 can follow up with the shield equipment 5, and the material at the discharge end of the shield equipment 5 can be stably conveyed to the discharge end of the first continuous conveying device 1, meanwhile, because the first continuous conveying device 1 and the plurality of second continuous conveying devices 2 are sequentially communicated end to end and are at a preset angle, the material at the discharge end of the first continuous conveying device 1 can sequentially pass through the plurality of second continuous conveying devices 2 to reach the ground, thereby realizing continuous conveying from the material in the initial section 4 to the ground through the cooperation of the first continuous conveying device 1 and the plurality of the second continuous conveying devices 2, so that the conveying time of the material is effectively shortened, the construction efficiency of the tunnel 3 is improved, and the construction cost of the tunnel 3 is reduced.

Before constructing the tunnel 3, such as a subway, a construction space needs to be excavated underground to accommodate the shield equipment 5, and then tunneling of the tunnel 3 is performed along a set route by using the shield equipment 5 from the construction space, wherein the construction space and one end of the tunnel 3, which is close to the construction space, form an originating section 4 of the tunnel 3, the originating section 4 of the tunnel 3 may include a bottom plate 43, a middle plate 42 and a top plate 41 which are distributed at intervals along a vertical direction, the bottom plate 43 refers to the ground of the construction space, the middle plate 42 refers to the middle layer of the construction space, the top plate 41 refers to the top surface of the construction space, and the upper surface of the top plate 41 is the ground.

Wherein, the construction space is close to the vertical passageway that runs through section of thick bamboo 4 roof 41 and medium plate 42 in proper order that is provided with one end in tunnel 3, and vertical passageway is used for lifting device hoist and mount section of jurisdiction etc. in relevant embodiment, vertical passageway still is used for lifting device hoist and mount tunnel 3 tunnelling to produce the material, and this kind of mode is intermittent type formula transport material promptly.

The length of the tunnel 3 near the end of the construction space may range from 100 meters to 200 meters, which is not limited.

The shield apparatus 5 is used for tunneling the tunnel 3, and the specific type of the shield apparatus 5 may be set according to actual needs, which is not limited to this, and the shield apparatus 5 may be a shield machine, where the shield apparatus 5 includes a belt conveyor, and the belt conveyor conveys the material generated by tunneling the front end of the shield apparatus 5 to the feeding end of the first continuous conveying device 1.

The type of the material generated by tunneling the tunnel 3 can be set according to actual needs, which is not limited, and the material generated by tunneling the tunnel 3 can be, for example, slag, crushed stone, etc.

The first continuous conveying device 1 is used for conveying materials at the discharge end of the shield equipment 5 to the feed end of the second continuous conveying device 2, the first continuous conveying device 1 can adapt to continuous tunneling of the shield equipment 5 by utilizing the telescopic mechanism 11 of the first continuous conveying device, and the specific type of the first continuous conveying device 1 can be set according to actual needs without limitation.

The second continuous conveying device 2 is used for lifting the material at the discharge end of the second continuous conveying device 2 to the ground, and the number and specific types of the second continuous conveying devices 2 can be set according to actual needs, which is not limited.

As shown in fig. 1, 2, 3 and 4, in some embodiments, the plurality of second continuous conveyors 2 includes a first belt conveyor 21, a second belt conveyor 22 and a third belt conveyor 23, the first belt conveyor 21 is disposed within the originating section 4, a feed end of the first belt conveyor 21 is in communication with a discharge end of the first continuous conveyor 1, a first predetermined angle is provided between the first belt conveyor 21 and the first continuous conveyor 1, the second belt conveyor 22 is disposed within the originating section 4, a feed end of the second belt conveyor 22 is in communication with a discharge end of the first belt conveyor 21, a second predetermined angle is provided between the second belt conveyor 22 and the first belt conveyor 21, a feed end of the third belt conveyor 23 is disposed within the originating section 4 and in communication with a discharge end of the second belt conveyor 22, a discharge end of the third belt conveyor 23 is disposed on the ground, and a third predetermined angle is provided between the third belt conveyor 23 and the second belt conveyor 22.

It will be appreciated that the material at the discharge end of the first continuous conveyor 1 enters the feed end of the first belt conveyor 21 and is conveyed by the first belt conveyor 21 at a first preset angle, the material at the discharge end of the first belt conveyor 21 enters the feed end of the second belt conveyor 22 and is conveyed by the second belt conveyor 22 at a second preset angle, and the material at the discharge end of the second belt conveyor 22 enters the feed end of the third belt conveyor 23 and is conveyed by the third belt conveyor 23 at a third preset angle to the ground, thereby realizing continuous conveying of the material from the originating section 4 to the ground, effectively shortening the conveying time of the material, improving the construction efficiency of the tunnel 3, and reducing the construction cost of the tunnel 3.

It should be noted that, the first belt conveyor 21 is used for conveying the material at the discharge end of the first continuous conveying apparatus 1, and the specific type of the first belt conveyor 21 may be set according to actual needs, which is not limited.

The first preset angle between the first belt conveyor 21 and the first continuous conveyor 1 may be set according to actual needs, which is not limited thereto, and may be, for example, 10 degrees, 11 degrees, 11.7 degrees, 13 degrees, or the like.

The second belt conveyor 22 is used for conveying the material at the discharge end of the first belt conveyor 21, and the specific type of the second belt conveyor 22 may be set according to actual needs, which is not limited.

The second preset angle between the second belt conveyor 22 and the first belt conveyor 21 may be set according to actual needs, which is not limited thereto, and the second preset angle may be 11 degrees, 12 degrees, 13 degrees, 14 degrees, or the like, for example.

The third belt conveyor 23 is used for conveying the material at the discharge end of the second belt conveyor 22, and the specific type of the third belt conveyor 23 may be set according to actual needs, which is not limited.

The third preset angle between the third belt conveyor 23 and the second belt conveyor 22 may be set according to actual needs, which is not limited thereto, and may be, for example, 10 degrees, 11 degrees, 12 degrees, 13 degrees, or the like.

The distribution types of the first belt conveyor 21, the second belt conveyor 22, and the third belt conveyor 23 may be set according to actual needs, which is not limited thereto, and the first belt conveyor 21, the second belt conveyor 22, and the third belt conveyor 23 may be distributed in a "letter" shape, for example.

As shown in fig. 2, in some embodiments, the first belt conveyor 21 includes a first frame 211, a first driven roller 212, a first driving roller 213, a first belt 214, and a first driving mechanism (not shown in the drawings), where the first frame 211 is disposed on the bottom plate 43 of the originating section 4, the first driven roller 212 is rotatably disposed on an end of the first frame 211 near a discharge end of the first continuous conveyor 1, the first driving roller 213 is rotatably disposed on an end of the first frame 211 near a feed end of the second belt conveyor 22, the first belt 214 is sleeved on the first driven roller 212 and the first driving roller 213, the first driving mechanism is disposed on the first frame 211, and the first driving mechanism is in transmission connection with the first driving roller 213 and is used for driving the first driving roller 213 to rotate so as to circularly rotate the first belt 214.

It can be appreciated that, since the first driven roller 212 is rotatably disposed at the end of the first frame 211 near the discharge end of the first continuous conveying device 1, and the first driving roller 213 is rotatably disposed at the end of the first frame 211 near the feed end of the second belt conveyor 22, when the first belt 214 is sleeved on the first driven roller 212 and the first driving roller 213, the first belt 214 can circularly rotate on the first frame 211 through the first driven roller 212 and the first driving roller 213, thereby, the circular rotation of the first belt 214 is realized under the drive of the first driving mechanism, and the continuous conveying of the material at the discharge end of the first continuous conveying device 1 is further realized.

It should be noted that, the arrangement manner of the first rack 211 on the bottom plate 43 of the originating section 4 may be set according to actual needs, which is not limited to this, and the bottom plate 43 of the originating section 4 is provided with a plurality of first supporting frames, where the first rack 211 is disposed on the plurality of first supporting frames, and a first preset angle is formed between the first rack 211 and the first continuous conveying device 1.

The first driven roller 212 and the first driving roller 213 may be disposed on the first frame 211 according to actual needs, which is not limited thereto, and the first driven roller 212 and the first driving roller 213 may be disposed on the first frame 211 through the rotation of the shaft and the bearing, respectively.

The first frame 211 may further include a plurality of first idler rollers and a plurality of first brackets supporting the first idler rollers, so that the first idler rollers can effectively support the first belt 214 when the first belt 214 rotates in a circulating manner.

The first driving mechanism is used for driving the first driving roller 213 to rotate so as to drive the first belt 214 to rotate circularly, the specific type of the first driving mechanism can be set according to actual needs, and the first driving mechanism is not limited in this respect, and by way of example, the first driving mechanism can include a first driving motor and a first speed reducer, an output shaft of the first driving motor is coaxially connected with an input shaft of the first speed reducer, and an output shaft of the first speed reducer is coaxially connected with a rotating shaft of the first driving roller 213, thereby, the rotation of the first driving roller 213 is realized under the driving of the first driving motor.

The first driving roller 213 is driven by the first driving mechanism, and the first driving roller 213 is close to the feeding end of the second belt conveyor 22, so that the first driving roller 213 can tension the upper side of the first belt 214 when rotating, thereby ensuring higher conveying efficiency of the first belt 214 to materials, and simultaneously reducing work of the first driving mechanism.

As shown in fig. 2, in some embodiments, the first belt conveyor 21 further includes a first chute 215, the first chute 215 being disposed at an end of the first frame 211 proximate the feed end of the second belt conveyor 22, an upper end of the first chute 215 being positioned below the discharge end of the first belt 214, and a lower end of the first chute 215 being positioned above the feed end of the second belt conveyor 22.

It will be appreciated that, because the upper end of the first chute 215 is located below the discharge end of the first belt 214, the material discharged by the first belt 214 can fall into the first chute 215 under the action of its own weight, and because the lower end of the first chute 215 is located above the feed end of the second belt conveyor 22, the material discharged by the first chute 215 can fall into the feed end of the second belt conveyor 22 under the action of its own weight, therefore, the material at the discharge end of the first belt conveyor 21 can stably enter the feed end of the second belt conveyor 22 under the action of the guide of the first chute 215, and stable conveying of the material from the originating section 4 to the ground is further realized.

It should be noted that, the specific type of the first chute 215 may be set according to actual needs, which is not limited to this, and the first chute 215 may include a first hopper, a first closed cover, and a first guide groove, where a larger end of the first hopper is located below the discharge end of the first belt 214, a smaller end of the first hopper is communicated with an upper end of the first closed cover, a lower end of the first closed cover is communicated with an upper end of the first guide groove, and a lower end of the first guide groove is located above the feed end of the second belt conveyor 22, where the first hopper and the first closed cover may be set along a vertical direction, the first guide groove may be set along a vertical direction, and may also be set along a horizontal direction, and may also be set obliquely according to a position of the feed end of the second belt conveyor 22.

As shown in fig. 3, in some embodiments, the second belt conveyor 22 includes a second frame 221, a second driven roller 222, a second driving roller 223, a second belt 224, and a second driving mechanism (not shown in the drawings), where the second frame 221 is disposed on the bottom plate 43 and the middle plate 42 of the originating section 4, the second driven roller 222 is rotatably disposed on an end of the second frame 221 near the discharge end of the first belt conveyor 21, the second driving roller 223 is rotatably disposed on an end of the second frame 221 near the feed end of the third belt conveyor 23, the second belt 224 is sleeved on the second driven roller 222 and the second driving roller 223, the second driving mechanism is disposed on the second frame 221 and is in transmission connection with the second driving roller 223, and the second driving mechanism is used for driving the second driving roller 223 to rotate so as to drive the second belt 224 to circularly rotate.

It can be appreciated that, since the second driven roller 222 is rotatably disposed at the end of the second frame 221 near the discharge end of the first belt conveyor 21, and the second driving roller 223 is rotatably disposed at the end of the second frame 221 near the feed end of the third belt conveyor 23, when the second belt 224 is sleeved on the second driven roller 222 and the second driving roller 223, the second belt 224 can circularly rotate on the second frame 221 through the second driven roller 222 and the second driving roller 223, thereby realizing the circular rotation of the second belt 224 under the driving of the second driving mechanism, and further realizing the continuous conveying of the material at the discharge end of the first belt conveyor 21.

It should be noted that, the arrangement manner of the second rack 221 on the bottom plate 43 and the middle plate 42 of the originating section 4 may be set according to actual needs, which is not limited to this, and the middle plate 42 of the originating section 4 is provided with a first opening, and the middle plate 42, the bottom plate 43 and the first opening of the originating section 4 are respectively provided with a plurality of second supporting frames, the second rack 221 is disposed on the plurality of second supporting frames, and a second preset angle is formed between the second rack 221 and the first rack 211.

The arrangement of the second driven roller 222 and the second driving roller 223 on the second frame 221 may be set according to actual needs, which is not limited, and the second driven roller 222 and the second driving roller 223 may be respectively disposed on the second frame 221 through the rotation of the shaft and the bearing.

The second frame 221 may further include a plurality of second idler rollers and a plurality of second brackets supporting the second idler rollers, so that the second idler rollers can effectively support the second belt 224 when the second belt 224 rotates in a circulating manner.

The second driving mechanism is configured to drive the second driving roller 223 to rotate so as to drive the second belt 224 to rotate in a circulating manner, and the specific type of the second driving mechanism may be set according to actual needs, which is not limited in this respect, and the second driving mechanism may include a second driving motor and a second speed reducer, where an output shaft of the second driving motor is coaxially connected to an input shaft of the second speed reducer, and an output shaft of the second speed reducer is coaxially connected to a rotating shaft of the second driving roller 223, so that the second driving roller 223 is driven by the second driving motor to rotate.

Wherein, because the second driving mechanism drives the second driving roller 223, and the second driving roller 223 is close to the feeding end of the third belt conveyor 23, the second driving roller 223 can tension the upper side of the second belt 224 when rotating, thereby ensuring higher conveying efficiency of the second belt 224 to the material, and simultaneously reducing the work of the second driving mechanism.

As shown in fig. 3, in some embodiments, the second belt conveyor 22 further includes a second chute 225, the second chute 225 being disposed at an end of the second frame 221 proximate the feed end of the third belt conveyor 23, an upper end of the second chute 225 being positioned below the discharge end of the second belt 224, and a lower end of the second chute 225 being positioned above the feed end of the third belt conveyor 23.

It will be appreciated that, because the upper end of the second chute 225 is located below the discharge end of the second belt 224, the material discharged from the second belt 224 can fall into the second chute 225 under the action of its own weight, and because the lower end of the second chute 225 is located above the feed end of the third belt conveyor 23, the material discharged from the second chute 225 can fall into the feed end of the third belt conveyor 23 under the action of its own weight, and therefore, by the guiding action of the second chute 225, the material at the discharge end of the second belt conveyor 22 can stably enter the feed end of the third belt conveyor 23, thereby realizing stable conveying of the material from the originating section 4 to the ground.

It should be noted that, the specific type of the second chute 225 may be set according to actual needs, which is not limited to this, and the second chute 225 may include a second hopper, a second closed cover, and a second guide groove, where a larger end of the second hopper is located below an end of the second belt 224 near the feeding end of the third belt conveyor 23, a smaller end of the second hopper is communicated with an upper end of the second closed cover, a lower end of the second closed cover is communicated with an upper end of the second guide groove, and a lower end of the second guide groove is located above the feeding end of the third belt conveyor 23, where the second hopper and the second closed cover may be set in a vertical direction, the second guide groove may be set in a vertical direction, and may also be set in a horizontal direction, and may also be set obliquely according to a position of the feeding end of the third belt conveyor 23, and the second guide groove of the embodiment is set in a horizontal direction.

As shown in fig. 4, in some embodiments, the third belt conveyor 23 includes a third frame 231, a third driven roller 232, a third driving roller 233, a third belt 234, and a third driving mechanism 235, where the third frame 231 is disposed on the middle plate 42 and the top plate 41 of the originating section 4, the third driven roller 232 is rotatably disposed on an end of the third frame 231 near a discharge end of the second belt conveyor 22, the third driving roller 233 is rotatably disposed on an end of the third frame 231 far from the discharge end of the second belt conveyor 22, the third belt 234 is sleeved on the third driven roller 232 and the third driving roller 233, the third driving mechanism 235 is disposed on the third frame 231, the third driving mechanism 235 is in transmission connection with the third belt 234, and the third driving mechanism 235 is used for driving the third belt 234 to rotate circularly.

It can be appreciated that, since the third driven roller 232 is rotatably disposed at the end of the third frame 231 close to the discharge end of the second belt conveyor 22, and the third driving roller 233 is rotatably disposed at the end of the third frame 231 far away from the discharge end of the second belt conveyor 22, when the third belt 234 is sleeved on the third driven roller 232 and the third driving roller 233, the third belt 234 can circularly rotate on the third frame 231 through the third driven roller 232 and the third driving roller 233, thereby realizing the circular rotation of the third belt 234 under the driving of the third driving mechanism 235, and further realizing the continuous conveying of the material at the discharge end of the second belt conveyor 22.

It should be noted that, the arrangement manner of the third rack 231 on the middle plate 42 and the top plate 41 in the originating section 4 may be set according to actual needs, which is not limited to this, and the top plate 41 in the originating section 4 is provided with a second opening, and the middle plate 42, the top plate 41 and the second opening in the originating section 4 are respectively provided with a plurality of third supporting frames, the third rack 231 is disposed on the plurality of third supporting frames, and a third preset angle is formed between the third rack 231 and the second rack 221.

The third driven roller 232 and the third driving roller 233 may be disposed on the third frame 231 according to actual needs, which is not limited thereto, and the third driven roller 232 and the third driving roller 233 may be disposed on the third frame 231 by rotating the driven roller 232 and the third driving roller 233 respectively through the cooperation of a rotating shaft and a bearing.

The third frame 231 may further be provided with a plurality of third idler rollers and a plurality of third brackets for supporting the third idler rollers, so that the third idler rollers can effectively support the third belt 234 when the third belt 234 rotates circularly.

The third driving mechanism 235 is configured to drive the third belt 234 to rotate circularly, the specific type of the third driving mechanism 235 may be set according to actual needs, which is not limited to this, and the third driving mechanism 235 may include a third driving motor, a third speed reducer and a plurality of first driving rollers, where the plurality of first driving rollers are rotatably disposed on the top plate 41 of the starting section 4, and the third belt 234 sequentially bypasses the plurality of first driving rollers, where an output shaft of the third driving motor is coaxially connected with an input shaft of the third speed reducer, and an output shaft of the third speed reducer is in transmission connection with a rotating shaft of the plurality of first driving rollers, so that rotation of the plurality of first driving rollers is achieved under the driving of the third driving motor, and then the circulating rotation of the first belt 214 is driven.

Wherein the discharge end of the second belt conveyor 22 may extend above the floor's pit so that the material in the originating section 4 is continuously conveyed into the pit.

As shown in fig. 5, in some embodiments, the first continuous conveying apparatus 1 further includes a fourth driven roller 12, a fourth driving roller 13, a fourth belt 14, and a fourth driving mechanism (not shown in the drawings), where the fourth driven roller 12 is rotatably disposed on the shield apparatus 5, the fourth driving roller 13 is rotatably disposed on the bottom plate 43 of the originating section 4 and near the feeding end of the first belt conveyor 21, the fourth belt 14 is sleeved on the fourth driven roller 12 and the fourth driving roller 13, the fourth driving mechanism is disposed on the fourth frame, and the fourth driving mechanism is in transmission connection with the fourth belt 14, and the fourth driving mechanism is used for driving the fourth belt 14 to circularly rotate;

the telescopic mechanism 11 includes a tape storage part 111 and a tensioning part 112, the tape storage part 111 includes a fixing frame 1111, a movable rack 1112 and a plurality of tape storage rollers 1113, the fixing frame 1111 is arranged on the top plate 41 of the starting section 4, the movable rack 1112 is slidably arranged on the top plate 41 of the starting section 4, the plurality of tape storage rollers 1113 are respectively rotatably arranged on the fixing frame 1111 and the movable rack 1112, the plurality of tape storage rollers 1113 are distributed in a staggered manner, the fourth belt 14 sequentially bypasses the plurality of tape storage rollers 1113, the tensioning part 112 is in transmission connection with the movable rack 1112, and the tensioning part 112 is used for applying a constant force on the movable rack 1112 along a direction far away from the fixing frame 1111.

It will be appreciated that, since the fourth driven roller 12 is rotatably disposed on the shield apparatus 5, and the fourth driving roller 13 is rotatably disposed on the bottom plate 43 of the originating section 4 and is close to the feeding end of the first belt conveyor 21, when the fourth belt 14 is sleeved on the fourth driven roller 12 and the fourth driving roller 13, the fourth belt 14 can rotate cyclically between the shield apparatus 5 and the feeding end of the first belt conveyor 21 through the fourth driven roller 12 and the fourth driving roller 13, thereby realizing the cyclic rotation of the fourth belt 14 under the drive of the fourth driving mechanism, and further realizing the continuous conveying of the material at the discharging end of the shield apparatus 5.

Wherein, because a plurality of belt storage rollers 1113 rotate respectively and set up on mount 1111 and movable rack 1112, and fourth belt 14 walks around a plurality of belt storage rollers 1113 in proper order for fourth belt 14 can be stored between mount 1111 and movable rack 1112, and because mount 1111 sets up on the roof 41 of originating section 4, movable rack 1112 slides and sets up on the roof 41 of originating section 4, so that the relative position between movable rack 1112 and the mount 1111 can be adjusted, thereby can realize release and the storage of fourth belt 14 through the removal of movable rack 1112, and then satisfy the extension demand of fourth belt 14.

Moreover, since the tensioning part 112 applies a constant force on the movable rack 1112 along a direction far away from the fixed rack 1111, the fixed rack 1111 and the movable rack 1112 can be mutually close to each other by the fourth belt 14 under the traction of the shield equipment 5, so that the fourth belt 14 can extend along the tunnel 3, and meanwhile, the fourth belt 14 can be kept tensioned under the tensioning of the tensioning part 112, so that the stable extension and retraction of the fourth belt 14 are ensured, and the conveying of the first continuous conveying device 1 to materials and the follow-up of the shield equipment 5 are further satisfied.

It should be noted that, according to actual needs, the bottom plate 43 of the originating section 4 may be further provided with a plurality of fourth carrier rollers and a plurality of fourth carriers for supporting the fourth carrier rollers along with continuous tunneling of the shield apparatus 5, so that when the fourth belt 14 performs cyclic rotation, the plurality of fourth carrier rollers can form effective support for the fourth belt 14.

The fourth driving mechanism is used for driving the fourth belt 14 to circularly rotate, the specific type of the fourth driving mechanism can be set according to actual needs, and the fourth driving mechanism is not limited to this, and by way of example, the fourth driving mechanism can comprise a fourth driving motor, a fourth speed reducer and a plurality of second driving rollers, the plurality of second driving rollers are rotatably arranged on the bottom plate 43 of the starting section 4, the fourth belt 14 sequentially bypasses the plurality of second driving rollers, an output shaft of the fourth driving motor is coaxially connected with an input shaft of the fourth speed reducer, and an output shaft of the fourth speed reducer is in transmission connection with a rotating shaft of the plurality of second driving rollers, so that the rotation of the plurality of second driving rollers is realized under the driving of the fourth driving motor, and the circulation rotation of the fourth belt 14 is driven.

Wherein, because the telescopic mechanism 11 is arranged on the top plate 41, and the fourth driven roller 12 and the fourth driving roller 13 are arranged on the bottom plate 43 of the starting section 4, a plurality of steering rollers can be arranged between the telescopic mechanism 11 and the fourth driven roller 12 and the fourth driving roller 13 so as to ensure the stable extension of the fourth belt 14.

The specific type of the tension portion 112 may be set according to actual needs, and is not limited thereto.

As shown in fig. 6, in some embodiments, the tensioning part 112 includes a winding machine 1121 and a tensioning rope 1122, the winding machine 1121 is disposed at an end of the moving frame 1112 remote from the fixing frame 1111, one end of the tensioning rope 1122 is connected to a reel of the winding machine 1121, and the other end of the tensioning rope 1122 is connected to the moving frame 1112.

It will be appreciated that when the winding drum on which the winding machine 1121 is driven winds the tensioning rope 1122 so that the tensioning rope 1122 exerts a constant force on the movable frame 1112 in a direction away from the fixed frame 1111, thereby ensuring tensioning of the fourth belt 14, and the fourth belt 14 is pulled by the shield apparatus 5 more than the constant force outputted from the winding machine 1121, the movable frame 1112 can be moved in a direction approaching the fixed frame 1111 against the driving force of the winding machine 1121, thereby realizing automatic extension of the fourth belt 14 along the tunnel 3.

As shown in fig. 5, in some embodiments, the first continuous conveyor 1 further comprises a third chute 15, the third chute 15 being disposed on the floor 43 of the originating section 4, the upper end of the third chute 15 being below the discharge end of the fourth belt 14, the lower end of the third chute 15 being above the feed end of the first belt conveyor 21.

It can be appreciated that, because the upper end of the third chute 15 is located below the discharge end of the fourth belt 14, the material discharged by the fourth belt 14 can fall into the third chute 15 under the action of self gravity, and because the lower end of the third chute 15 is located above the feed end of the first belt conveyor 21, the material discharged by the third chute 15 can fall into the feed end of the first belt conveyor 21 under the action of self gravity, therefore, the material at the discharge end of the first continuous conveying device 1 can stably enter the feed end of the first belt conveyor 21 through the guiding action of the third chute 15, and further, the stable conveying of the material from the originating section 4 to the ground is realized.

It should be noted that, the specific type of the third chute 15 may be set according to actual needs, which is not limited to this, and the third chute 15 may include a third hopper, a third closed cover, and a third guide groove, where a larger end of the third hopper is located below an end of the fourth belt 14 near the feeding end of the first belt conveyor 21, a smaller end of the third hopper is communicated with an upper end of the third closed cover, a lower end of the third closed cover is communicated with an upper end of the third guide groove, and a lower end of the third guide groove is located above a feeding end of the first belt conveyor 21, where the third hopper and the third closed cover may be set in a vertical direction, the third guide groove may be set in a vertical direction, may also be set in a horizontal direction, and may also be set obliquely according to a position of the feeding end of the first belt conveyor 21.

In the description of the present disclosure, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, in the description of the present disclosure, unless otherwise indicated, the meaning of "a plurality" is two or more.

Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and further implementations are included within the scope of the preferred embodiment of the present disclosure in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the embodiments of the present disclosure.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present disclosure have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the present disclosure, and that variations, modifications, alternatives, and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the present disclosure.

Claims (10)

1. A continuous tunnel initiation section material conveying system, comprising:

the feed end of the first continuous conveying device is connected with shield equipment in the tunnel and is communicated with the discharge end of the shield equipment, the discharge end of the first continuous conveying device is arranged in the originating section of the tunnel, and the first continuous conveying device comprises: the telescopic mechanism is arranged between the feeding end and the discharging end of the first continuous conveying device;

the first continuous conveying devices and the second continuous conveying devices are sequentially communicated end to end and are at a preset angle, and the second continuous conveying devices are used for lifting materials at the discharge end of the first continuous conveying devices from the starting section to the ground.

2. The tunnel origin section material continuous conveying system of claim 1, wherein the plurality of second continuous conveying means comprises:

The first belt conveyor is arranged in the originating section, the feeding end of the first belt conveyor is communicated with the discharging end of the first continuous conveying device, and a first preset angle is formed between the first belt conveyor and the first continuous conveying device;

the second belt conveyor is arranged in the starting section, the feeding end of the second belt conveyor is communicated with the discharging end of the first belt conveyor, and a second preset angle is formed between the second belt conveyor and the first belt conveyor;

the feeding end of the third belt conveyor is arranged in the starting section and is communicated with the discharging end of the second belt conveyor, the discharging end of the third belt conveyor is arranged on the ground, and a third preset angle is formed between the third belt conveyor and the second belt conveyor.

3. The tunnel origin section material continuous conveying system of claim 2, wherein the first belt conveyor comprises:

a first rack disposed on a floor of the originating section;

the first driven roller is rotatably arranged at one end, close to the discharge end of the first continuous conveying device, of the first rack;

The first driving roller is rotatably arranged at one end, close to the feeding end of the second belt conveyor, of the first frame;

the first belt is sleeved on the first driven roller and the first driving roller;

the first driving mechanism is arranged on the first frame and is in transmission connection with the first driving roller, and the first driving mechanism is used for driving the first driving roller to rotate so as to drive the first belt to rotate in a circulating mode.

4. The tunnel origin section material continuous conveying system of claim 3, wherein the first belt conveyor further comprises:

the first chute is arranged at one end, close to the feeding end of the second belt conveyor, of the first frame, the upper end of the first chute is located below the discharging end of the first belt, and the lower end of the first chute is located above the feeding end of the second belt conveyor.

5. The tunnel origin mass continuous conveyor system of claim 2, wherein the second belt conveyor comprises:

the second rack is arranged on the bottom plate and the middle plate of the originating section;

The second driven roller is rotatably arranged at one end, close to the discharge end of the first belt conveyor, of the second rack;

the second driving roller is rotatably arranged at one end, close to the feeding end of the third belt conveyor, of the second frame;

the second belt is sleeved on the second driven roller and the second driving roller;

the second driving mechanism is arranged on the second frame and is in transmission connection with the second driving roller, and the second driving mechanism is used for driving the second driving roller to rotate so as to drive the second belt to rotate in a circulating mode.

6. The continuous tunnel initiation section material conveying system as claimed in claim 5, wherein the second belt conveyor further comprises:

the second chute is arranged at one end, close to the feeding end of the third belt conveyor, of the second frame, the upper end of the second chute is located below the discharging end of the second belt, and the lower end of the second chute is located above the feeding end of the third belt conveyor.

7. The tunnel origin section material continuous conveying system of claim 2, wherein the third belt conveyor comprises:

The third rack is arranged on the middle plate and the top plate of the starting section;

the third driven roller is rotatably arranged at one end, close to the discharge end of the second belt conveyor, of the third frame;

the third driving roller is rotatably arranged at one end, far away from the discharge end of the second belt conveyor, of the third rack;

the third belt is sleeved on the third driven roller and the third driving roller;

the third driving mechanism is arranged on the third frame and is in transmission connection with the third belt, and the third driving mechanism is used for driving the third belt to circularly rotate.

8. The continuous tunnel-originating-section material conveying system according to claim 2, wherein,

the first continuous conveying device further includes: the fourth driven roller is rotatably arranged on the shield equipment, the fourth driving roller is rotatably arranged on a bottom plate of the starting section and is close to the feeding end of the first belt conveyor, the fourth belt is sleeved on the fourth driven roller and the fourth driving roller, the fourth driving mechanism is arranged on a fourth frame, the fourth driving mechanism is in transmission connection with the fourth belt, and the fourth driving mechanism is used for driving the fourth belt to circularly rotate;

The telescopic mechanism comprises: a storage belt portion and a tensioning portion, the storage belt portion comprising: the fixing frame is arranged on the top plate of the starting section, the moving frame is arranged on the top plate of the starting section in a sliding mode, the belt storage rollers are respectively arranged on the fixing frame and the moving frame in a rotating mode, the belt storage rollers are distributed in a staggered mode, the belt storage rollers are sequentially wound by the fourth belt, the tensioning part is connected with the moving frame in a transmission mode, and the tensioning part is used for exerting constant force along the direction away from the fixing frame on the moving frame.

9. The tunnel initiation section material continuous conveyor system of claim 8, wherein the tensioning section comprises:

the winch is arranged at one end of the movable frame far away from the fixed frame;

and one end of the tensioning rope is connected with the reel of the winch, and the other end of the tensioning rope is connected with the movable frame.

10. The tunnel origin section material continuous conveying system of claim 8, wherein the first continuous conveying means further comprises:

the third chute is arranged on the bottom plate of the originating section, the upper end of the third chute is positioned below the discharging end of the fourth belt, and the lower end of the third chute is positioned above the feeding end of the first belt conveyor.