CN209397452U - A kind of track toter in shield construction tunnel - Google Patents

Abstract

The utility model provides a rail carrying device for a tunnel constructed by shield tunneling method, which belongs to the technical field of rail transportation, and comprises: a transport trolley, carrying and transporting a disassembled track segment; a supporting body, arranged on the transport trolley; a horizontal crane The beam is set on the supporting body; the lifting mechanism is set on the horizontal hanging beam, which is used to lift the dismantled track segment and place the dismantled track segment on the transport cart; the running mechanism is set slidingly on the horizontal hanging beam. On the beam, it is used to drive the lifting mechanism to slide along the horizontal hanging beam. The utility model provides a rail carrying device for a shield construction tunnel, which can not only lift the disassembled rail segment, but also walk along the horizontal suspension beam and place it on the transport cart without the need for multiple people to carry it. The labor intensity is greatly reduced, the safety of the carrying track is improved, and the lifting of the track segments by the lifting mechanism can realize stacking multiple layers of track segments at the same position on the transport trolley, and the carrying efficiency is significantly improved.

Description

A track carrying device for tunnels constructed by shield tunneling method

technical field

The utility model belongs to the technical field of rail transportation, and more specifically relates to a rail carrying device for tunnels constructed by shield tunneling.

Background technique

The shield construction tunnel is a construction method in which a shield machine is used to excavate underground, while preventing the soil and sand on the excavation surface from collapsing, while safely performing excavation and lining operations inside the machine, thereby constructing a tunnel. The transportation system of shield tunneling construction in China basically adopts rail transportation. Although muddy water machine waste is transported by the mud transportation system, other construction materials such as segments, mortar, and rails are still transported by the rail transportation system. After construction, the track needs to be dismantled and shipped out. The traditional way of rail transportation requires six to eight people to lift the 6-meter-long rail weighing about 250KG and place it on the battery car segment transportation platform. It can only be stacked three to four layers at a time, and then transported to the wellhead by the battery car. Due to the long section length of the tunnel, and after the tunnel is completed, delivery and acceptance are urgently needed. This disassembly method is not only labor-intensive, but also has low work efficiency, which cannot meet the progress requirements and can easily cause injuries to operating personnel.

Utility model content

The purpose of the utility model is to provide a rail carrying device for a shield construction tunnel, which can improve the work efficiency of rail transport, save manpower, reduce construction costs, reduce labor intensity, and reduce the probability of personnel injury when transporting rails.

In order to achieve the above purpose, the technical solution adopted by the utility model is to provide a rail carrying device for tunnel construction by shield tunneling method, including: a transport trolley, carrying and transporting the disassembled track segments; a supporting body, arranged on the transport on the trolley; the horizontal hanging beam, which is arranged on the support body; the lifting mechanism, which is arranged on the horizontal hanging beam, is used to lift the disassembled track segment and place the disassembled track segment on the transport on the trolley; the running mechanism is slidably arranged on the horizontal hanging beam, and is used to drive the lifting mechanism to slide along the horizontal hanging beam.

Further, the lifting mechanism includes: a lifting motor, arranged on the walking mechanism; a lifting chain, one end of which is wound on the rotating shaft of the lifting motor; a hook, connected with the other end of the lifting chain Attached at one end for grabbing disassembled track segments.

Further, the traveling mechanism includes: several traveling wheels, which are rotatably arranged on both sides of the horizontal suspension beam, for rolling and walking along the horizontal suspension beam; connecting plates, which are rotatably connected with the travel wheels, for The traveling wheels are limited on the horizontal suspension beam and connected with the lifting mechanism to drive the lifting mechanism to move along the horizontal suspension beam; the driving motor is fixed on the connecting plate and connected to the horizontal suspension beam. The traveling wheel shafts are connected to drive the traveling wheels to roll.

Further, both sides of the horizontal suspension beam are provided with grooves for the rolling of the road wheels; both ends of the groove are provided with limiting plates for limiting the displacement range of the road wheels.

Further, the transport trolley includes: several small trolleys connected in series, two adjacent small trolleys are detachably connected and each section of the small trolleys can be stacked and disassembled separately The track segment; the supporting body is fixedly arranged on the first section of the trolley at the end of the transport trolley.

Further, the track carrying device further includes: a pulling mechanism, which is arranged on the last section of the trolley, and is used to pull the disassembled track segment placed by the lifting mechanism to the corresponding small trolley.

Further, the pulling mechanism includes: a base, fixed at the end of the last section of the trolley; a reel, rotatably connected to the base; a tow rope, one end is connected with the reel, and the other end is used The motor is arranged on the base and connected with the reel, and is used to drive the reel to rotate and pull the disassembled track segment.

Further, the transport trolley further includes: a lifting baffle, rotatably connected to the end of each section of the small trolley, for blocking the disassembled track segments placed on the small trolley.

Further, the lifting baffle includes: a rotating plate, one end of which is rotatably arranged on the trolley; a lifting plate, one end of which slides up and down along the slot on the trolley, and the other end is connected to the side of the rotating plate Fixed connection; bolt holes, several are arranged along the vertical direction of the lifting plate; fastening bolts, used to cooperate with the bolt holes to fix the lifting plate at a certain height position of the small trolley.

Further, the supporting body includes: a base, fixedly arranged at one end of the transport trolley; four supporting columns, which are evenly distributed around the base and one end is detachably connected to the base; a supporting beam , is detachably connected with the four supporting columns, and is used to connect and fix two adjacent supporting columns; the horizontal hanging beam is fixedly arranged at the lower end of the supporting beam; the base, the supporting column and The support beams together form a transport channel for transporting the dismantled track segments from the dismantled end to the transport dolly.

The beneficial effect of the rail carrying device of a shield construction tunnel provided by the utility model is that: compared with the prior art, the utility model provides a rail carrying device of a shield tunnel construction, a horizontal hanging beam, a lifting mechanism and The running mechanism is all arranged on the supporting body, and the supporting body is installed on the transport trolley, so the structure on the track carrying device of the present utility model can move together with the movement of the transport trolley. Stop after dismantling the appropriate position of the track, start the traveling mechanism to move the lifting mechanism horizontally along the horizontal suspension beam to the center point of the disassembled track segment, and then start the lifting mechanism to descend to the vicinity of the disassembled track segment Lifting, when the disassembled track segment is lifted in place, start the running mechanism again, the lifting mechanism together with the disassembled track segment is moved to the storage place where the transport cart is to carry the disassembled track segment and put down, so far a The process ends and the next cycle is performed. The lifting mechanism of the utility model can not only lift the disassembled track segment, but also walk along the horizontal suspension beam and place it on the transport trolley, without the need for many people to lift and transport, thereby greatly reducing the labor intensity and improving the carrying capacity of the track. Safety, and the lifting of the track segment by the lifting mechanism can realize the stacking of multi-layer track segments at the same position on the transport trolley, and the carrying efficiency is significantly improved.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the utility model, the following will briefly introduce the accompanying drawings that are required in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only the practical For some novel embodiments, those of ordinary skill in the art can also obtain other drawings based on these drawings without any creative work.

Fig. 1 is a structural schematic diagram of a rail carrying device for a shield construction tunnel provided by an embodiment of the present invention;

Fig. 2 is a front view of a rail carrying device for a shield construction tunnel provided by an embodiment of the present invention;

Fig. 3 is the enlarged schematic diagram of place A in Fig. 1;

Fig. 4 is the schematic diagram of assembly of the horizontal suspension beam, lifting mechanism and running mechanism provided by the embodiment of the utility model;

Fig. 5 is a structural schematic diagram 1 of the hook provided by the embodiment of the utility model;

Fig. 6 is the structural schematic diagram II of the hook provided by the embodiment of the utility model;

Fig. 7 is a schematic structural diagram of the pulling mechanism provided by the embodiment of the present invention;

Fig. 8 is a schematic structural view of the lifting baffle provided by the embodiment of the present invention;

Fig. 9 is a schematic diagram of the assembly of the lifting baffle and the trolley provided by the embodiment of the present invention.

Among the figure: 1, transport cart; 11, small cart; 12, lifting baffle; 121, rotating plate; 1211, bending part; 122, lifting plate; 123, bolt hole; 124, fastening bolt; 2, Supporting main body; 21, base; 22, supporting column; 23, supporting beam; 3, horizontal hanging beam; 31, groove; 32, limit plate; 4, lifting mechanism; 41, hoisting motor; 42, hoisting chain ; 43, hook; 431, double-row hook; 5, traveling mechanism; 51, traveling wheel; 52, connecting plate; 53, driving motor; 6, pulling mechanism; 61, base; 62, reel; Rope; 64, motor.

Detailed ways

In order to make the technical problems, technical solutions and beneficial effects to be solved by the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

Please refer to Fig. 1 to Fig. 4 together, and now a rail carrying device for a shield construction tunnel provided by the utility model will be described. The rail carrying device for a shield tunnel construction tunnel includes: a transport cart 1, a support body 2, a horizontal suspension beam 3, a lifting mechanism 4, and a running mechanism 5; the transport cart 1 carries and transports a disassembled track segment The supporting body 2 is arranged on the transport trolley 1; the horizontal hanging beam 3 is arranged on the supporting main body 2; the lifting mechanism 4 is arranged on the horizontal hanging beam 3 for lifting the disassembled track segment And the disassembled track segment is placed on the transport cart 1; the running mechanism 5 is slidably arranged on the horizontal suspension beam 3, and is used to drive the lifting mechanism 4 to slide along the horizontal suspension beam 3.

The utility model provides a rail carrying device for a tunnel constructed by shield method. Compared with the prior art, the utility model provides a rail carrier device for tunnel constructed by shield method. 5 are all arranged on the support body 2, and the support body 2 is installed on the transport cart 1, so the structure on the rail carrying device of the present invention can move together with the movement of the transport cart 1. First, the transport cart 1 Stop after running to a suitable position from the track to be disassembled, start the traveling mechanism 5 to make the lifting mechanism 4 move horizontally along the horizontal suspension beam 3 to the center point of the disassembled track segment, and then start the lifting mechanism 4 to descend to the disassembled track Lift the track segment near the segment. When the disassembled track segment is lifted into place, start the running mechanism 5 again, and the lifting mechanism 4 together with the disassembled track segment is moved to the transport cart 1 to carry the disassembled track segment. The storage place of the track segment and put it down, so far a carrying process is over, and the next cycle is carried out. The lifting mechanism 4 of the utility model can not only lift the disassembled track segment but also walk along the horizontal suspension beam 3 and place it on the transport cart 1 without the need for many people to carry it, thus greatly reducing the labor intensity and improving the The safety of the carrying track, and the lifting of the track segment by the lifting mechanism 4 can realize stacking multiple layers of track segments at the same position on the transport cart 1, and the carrying efficiency is significantly improved.

In this embodiment, there are two horizontal hanging beams 3 , which are parallel to each other and located on both sides of the supporting body 2 . Then two track segments can be lifted at the same time; or two points on the same track segment can be fixed for lifting at the same time, thereby increasing the stability of the lifting process.

As a specific implementation of the rail carrying device for a shield tunnel construction tunnel provided by the present invention, please refer to Figures 1 to 6, the lifting mechanism 4 includes: a lifting motor 41, a lifting chain 42 and a lifting Hook 43; Hoisting motor 41 is arranged on the described running mechanism 5; One end of hoisting chain 42 is wound on the rotating shaft of described hoisting motor 41; Suspension hook 43 is connected with the other end of described hoisting chain 42, Used to grab detached track fragments. The traveling mechanism 5 drives the lifting mechanism 4 to move to the track lifting point, starts the hoisting motor 41, and the hook 43 connected to the bottom end of the lifting chain 42 is gradually lowered to the center point of the track segment, and after the track segment to be lifted is disassembled, Hook the central point of the dismantled track segment with hook 43 to ensure the balance of the track when lifting, start the lifting motor 41 again and lift the lifting chain 42 to a suitable height. At this time, start the traveling mechanism 5 to drive the lifting mechanism 4. Go to the pre-placed track segment place of the transport trolley 1, drop the lifting chain 42 and put down the track segment to release the suspension hook 43, and complete a lifting and carrying. Then the transport trolley 1 is moved to the vicinity of the next track segment to be removed, and the above-mentioned actions are repeated.

In this embodiment, the hoisting chain 42 used for lifting can also be load-bearing ropes such as nylon ropes or steel wire ropes.

In this embodiment, please refer to FIG. 5 and FIG. 6 , the hook 43 includes: two double-row hooks 431 hinged to each other; the double-row hook 431 includes: two claws, respectively the first claw and the second claw Two claws are arranged symmetrically; two ends of the connecting rod are respectively connected with the two claws. The two double-row hooks 431 are respectively left double-row hooks and right double-row hooks, the upper ends of the left double-row hooks and the right double-row hooks are connected by hinge shafts, and the lower ends are used to hook the disassembled track segments; The hinged shaft passes through the first claw of the left double-row hook, the first claw of the right double-row hook, the second claw of the left double-row hook and the second claw of the right double-row hook. The hook 43 adopts a widened double-row hook 431 to better find the center point of the track segment, so that the track segment remains balanced during transportation. The tops of the two double-row hooks 431 are hinged by high-strength bolts. Pull tighter and tighter as you lift. Other suspension hooks 43 can also be adopted, such as: shackles, rings and other cooperating ropes to promote the track segment.

As a specific implementation of the rail carrying device of a tunnel constructed by shield tunneling method provided by the present invention, please refer to Fig. Motor 53; several traveling wheels 51 are rotatably arranged on both sides of the horizontal suspension beam 3 for rolling walking along the horizontal suspension beam 3; connecting plate 52 is rotationally connected with the travel wheels 51 for connecting the The travel wheel 51 is limited on the horizontal suspension beam 3, and is connected with the lifting mechanism 4 bolts, and is used to drive the lifting mechanism 4 to move along the horizontal suspension beam 3; the driving motor 53 is fixed on the horizontal suspension beam 3. The connecting plate 52 is pivotally connected with the traveling wheel 51 for driving the traveling wheel 51 to roll.

In this embodiment, the connecting plate 52 includes a left limit plate, a right limit plate and a bottom plate; the left limit plate and the right limit plate respectively abut against the two sides of the horizontal suspension beam 3 , and are respectively connected with the shafts of the traveling wheels 51; the rotation shaft of the driving motor 53 is connected with the shaft; the bottom plate is connected with the lifting mechanism 4 by bolts. After the driving motor 53 is started, the shaft rotation drives the traveling wheels 51 to roll and walk along the two sides of the horizontal suspension beam 3, because the left side limiting plate and the right side limiting plate abut against the The abutment of the horizontal hanging beam 3 can restrict the running wheels 51 from sliding down from the horizontal hanging beam 3, ensuring the safety and stability of the whole carrying process.

In this embodiment, please continue to refer to Fig. 1 and Fig. 3, both sides of the horizontal suspension beam 3 are provided with grooves 31 for rolling the walking wheels 51; The limiting plate 32 that limits the displacement range of the traveling wheel 51 . The traveling wheels 51 can roll back and forth along the grooves 31 on both sides of the horizontal suspension beam 3, driving the lifting mechanism 4 to move above the lifting point or placement point of the track segment. The rolling section of the traveling wheel 51 is between the limit plates 32 at both ends of the groove 31 to prevent the traveling mechanism 5 from slipping from the two ends of the horizontal suspension beam 3 .

As a specific implementation of the rail carrying device of a tunnel constructed by shield tunneling method provided by the utility model, referring to Fig. 1 and Fig. 2, the transport trolley 1 includes: a plurality of small trolleys 11 connected in series, corresponding to The adjacent two small trolleys 11 are detachably connected and each section of the small trolleys 11 can stack the disassembled track segments separately; the supporting body 2 is fixedly arranged on the transport trolley 1 The end of the first section is on the small cart 11. The transport trolley 1 can be a non-detachable complete vehicle, and when the car body is filled with track segments, it will go to the wellhead for processing; it can also be detachably connected by several small trolleys 11 connected in series, so the track segments can be sequentially Fill single-section trolley 11, when filling one trolley 11, promptly can dismantle this joint trolley 11 and transport to wellhead processing, thereby the hoisting process of track segment is not intermittently worked, further improves work efficiency.

In this embodiment, the lifting end of the horizontal hanging beam 3 extends out of the transport cart 1 , and the unloading end is located above the last small cart 11 .

As a specific implementation of the rail carrying device of a tunnel constructed by shield tunneling method provided by the utility model, please refer to Fig. 1 and Fig. 7, the rail carrying device also includes: a pulling mechanism 6, which is arranged in the last section On the trolley 11, it is used to drag the disassembled track segment placed by the lifting mechanism 4 to the corresponding trolley 11. Because the track segment is heavier, if multi-section small trolleys 11 are to be provided, the length of the horizontal suspension beam 3 will increase accordingly. 1, if the two ends are seriously unbalanced, it will cause the transport trolley 1 to rollover and cause an accident. Therefore, in order to reduce the distance of the track segment running at a high place, a fixed intermediate section of the trolley 11 is set to place the track segment, and each The track segments are all lowered onto the middle section trolley 11, and then the pulling mechanism 6 is used to pull the track segments on the section trolley 11 to the corresponding trolley 11 of the rear section. Make the entire track segment carrying process safe, stable and orderly.

In this embodiment, there are two pulling mechanisms 6 , which are oppositely arranged and located on both sides of the trolley 11 . Then two track segments can be pulled at the same time; or two points on the same track segment can be fixed for pulling at the same time, thereby increasing the stability of the pulling process.

As a specific implementation of the rail carrying device for a shield tunnel construction tunnel provided by the present invention, please refer to Figure 1 and Figure 7, the pulling mechanism 6 includes: a base 61, a reel 62, and a tow rope 63 and the motor 64; the base 61 is fixed on the end of the small trolley 11 described in the last section; the reel 62 is rotatably connected to the base 61; one end of the tow rope 63 is connected with the reel 62, and the other end is used for placing The disassembled track segments on the trolley 11 are connected; the motor 64 is arranged on the base 61 and connected with the reel 62 for driving the reel 62 to rotate and drag the disassembled track segments .

In this embodiment, please refer to Fig. 1 and Fig. 7, the transport trolley 1 includes four detachably connected small trolleys 11 connected in series, the supporting body 2 is fixed on the first section of small trolleys 11, and the horizontal hanging beam 3 The most front end of the traveling mechanism 5 exceeds the first joint trolley 11, that is, the limit position of the left end of the running mechanism 5 is located outside the first joint trolley 11, which is convenient for lifting the track segment; the limit position of the travel mechanism 5 right end is located at the second joint small plate above car 11. The hoisting mechanism 4 places the track segments that are lifted each time on the second small trolley 11, then pulls the tow rope 63 to the track segment and fixes it, and starts the motor to drive the reel 62 to wind the tow rope 63 until the tow rope 63 This track segment is pulled on the third joint small plate car 11. Repeat above-mentioned action, disassemble and transport to wellhead after the third joint small board car 11 is filled. Or add a joint small board car 11 again, be transported to the wellhead together after filling two joint small board trucks 11.

As a specific implementation of the rail carrying device for a tunnel constructed by shield tunneling method provided by the utility model, please refer to Fig. 1 and Fig. 8, the transport trolley 1 also includes: a lifting baffle plate 12, which is rotatably connected to each One section of the end of the trolley 11 is used to block the disassembled track segments placed on the trolley 11 . Rotate and connect a lifting baffle plate 12 on the end of each joint described trolley 11, when the track segment on this joint trolley 11 has piled up multiple layers, turn the lifting baffle plate 12 to a certain height, to The ends of the placed track segments play a fixed role, and the track segments can continue to be piled up, thereby increasing the number of track segments carried by each small trolley 11, thereby further improving work efficiency.

In this embodiment, referring to FIG. 8 , the lifting baffle 12 includes: a rotating plate 121 , a lifting plate 122 , a bolt hole 123 and a fastening bolt 124 ; One end of the lifting plate 122 slides and lifts along the slot on the trolley 11, and the other end is fixedly connected to the side of the rotating plate 121; several bolt holes 123 are provided along the vertical direction of the lifting plate 122; The bolts 124 are used to cooperate with the bolt holes 123 to fix the lifting plate 122 at a certain height position of the small trolley 11 .

In this embodiment, one end of the rotating plate 121 is provided with a bending part 1211, and the bending part 1211 is inserted into the trolley 11 and can rotate in the trolley 11 along a bending line; Both sides of the rotating plate 121 are provided with lifting plates 122, and the lifting plates 122 on both sides are respectively inserted into the two sides of the trolley 11. When the bending part 1211 of the rotating plate 121 rotates in the trolley 11 , to realize the lifting of the lifting plates 122 on both sides along the trolley 11. When the track segment has not been placed on the trolley 11, the rotating plate 121 will lower the lifting plate 122 to the trolley 11, and the rotating plate 121 will be covered on the trolley 11 without affecting the stacking and pulling of the track segments. The pulling work of pulling mechanism 6, when the rail segments are piled up to a certain height, then rotate the rotating plate 121 in the opposite direction, and the lifting plate 122 will extend out of the small trolley 11 to a certain height, because the lifting plate 122 is provided with several bolts The hole 123 can adjust the height of the lifting plate 122 according to the height of the stacked rail segments, that is, the fastening bolt 124 is inserted into the bolt hole 123 at this position to fix the lifting plate 122 . Lifting plate 122 on both sides and rotating plate 121 play a stable effect on the multi-layer track segment on the small board car 11 together. Simultaneously because after lifting plate 122 rises, rotating plate 121 has certain gradient with respect to trolley 11, so when pulling track segment from last section trolley 11, this gradient makes pulling mechanism 6 traction track It saves more effort when fragmenting.

As a specific implementation of the rail carrying device for a tunnel constructed by the shield method provided by the present invention, please refer to Fig. 1 and Fig. 2 , the supporting body 2 includes: a base 21, a supporting column 22 and a supporting beam 23; The base 21 is fixedly arranged on one end of the transport trolley 1; the support column 22 is provided with four, evenly distributed around the base 21 and one end is detachably connected with the base 21; the support beam 23 is connected with the four The support column 22 is detachably connected, and is used to connect and fix two adjacent support columns 22; the horizontal hanging beam 3 is fixedly arranged at the lower end of the support beam 23; the base 21, the support column 22 and The support beams 23 together form a transport channel for transporting the disassembled rail segments from the dismantled end to the transport trolley 1 . The supporting body 2 is composed of a base 21, four supporting columns 22 and supporting beams 23 to form a frame structure, which not only plays the role of supporting the horizontal hanging beam 3 but also saves materials.

In this embodiment, the base 21 , the support column 22 and the support beam 23 are detachably connected to each other, which is convenient for replacement and storage. The base 21 and the first section of the trolley 11 can be fixed by welding or can be detachably connected.

In this embodiment, the base 21 is a frame structure, including vertically and horizontally connected section steels, which are fixed on the first section of the trolley 11 with bolts; the bottoms of the four support columns 22 are respectively detachably connected to the On the four top corners of the base 21; the support beam 23 is also a frame structure, including vertically and horizontally connected section steel, and is detachably connected with the upper ends of the four supporting columns 22. That is, the base 21, the support column 22 and the support beam 23 jointly form a frame-type support body 2, and the four sides of the main body are open structures, so the front and rear sides constitute the delivery passage for the track segments to pass through. Make track transportation more convenient. Preferably, transverse reinforcing ribs are provided on both the base 21 and the support beam 23 . A slanting rod is arranged on the top of the support column 22 , one end is connected with the support column 22 , and the other end is connected with the support beam 23 . Thereby, the supporting capacity and structural stability of the supporting body 2 are improved.

In this embodiment, in order to avoid accidental release, an emergency button for emergency stop of the rail carrier is installed on the supporting column 22. Preferably, one is provided on the left and right sides to facilitate the emergency operation of the staff on both sides. The control panel for controlling the operation of each mechanism can also be arranged on the support column 22, which is convenient for the staff to control and operate.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (10)

1. A rail carrying device for tunnel construction by shield tunneling method, characterized in that, comprising: Transport wagons, carrying and transporting the dismantled track segments; The supporting body is arranged on the transport trolley; a horizontal suspension beam arranged on the supporting body; a lifting mechanism, arranged on the horizontal lifting beam, for lifting the disassembled track segment and placing the disassembled track segment on the transport cart; The walking mechanism is slidably arranged on the horizontal suspension beam, and is used to drive the lifting mechanism to slide along the horizontal suspension beam. 2. The rail carrying device of a shield tunnel construction tunnel as claimed in claim 1, wherein the lifting mechanism comprises: The lifting motor is arranged on the traveling mechanism; A lifting chain, one end of which is wound on the rotating shaft of the lifting motor; A hook, connected to the other end of the lifting chain, is used to grab the disassembled track segment. 3. The rail carrier device of a tunnel constructed by shield tunneling method as claimed in claim 1, wherein the running gear comprises: Several walking wheels are rotatably arranged on both sides of the horizontal suspension beam, and are used for rolling and walking along the horizontal suspension beam; The connecting plate is rotatably connected with the traveling wheels, and is used to limit the traveling wheels on the horizontal suspension beam, and is connected with the lifting mechanism, and is used to drive the lifting mechanism to lift along the horizontal suspension beam. beam movement; The driving motor is fixed on the connecting plate and connected with the axle of the traveling wheel, and is used to drive the traveling wheel to roll. 4. The rail carrier device of a tunnel constructed by shield tunneling method as claimed in claim 3, wherein grooves for rolling of the traveling wheels are provided on both sides of the horizontal suspension beam; Limiting plates for limiting the displacement range of the traveling wheels are provided at both ends of the wheel. 5. The rail carrying device of a tunnel constructed by shield tunneling method as claimed in claim 1, wherein the transport cart comprises: A plurality of small trolleys connected in series, two adjacent small trolleys are detachably connected and each section of the small trolleys can be independently stacked with disassembled track segments; The supporting body is fixedly arranged on the first section of the small cart at the end of the transport cart. 6. The rail carrying device of a shield tunnel construction tunnel as claimed in claim 5, further comprising: The pulling mechanism is arranged on the trolley in the last section, and is used to drag the disassembled track segment placed by the lifting mechanism to the corresponding trolley. 7. The rail carrying device of a shield tunnel construction tunnel as claimed in claim 6, wherein the pulling mechanism comprises: base, fixed to the end of the cart mentioned in the last section; a reel rotatably connected to said base; a tow rope connected at one end to said reel and at the other end for connection to a disassembled track segment placed on said trolley; The motor is arranged on the base and connected with the reel, and is used to drive the reel to rotate and pull the disassembled track segment. 8. The rail carrying device of a shield tunnel construction tunnel as claimed in claim 5, wherein the transport trolley further comprises: The lifting baffle is rotatably connected to the end of each small trolley, and is used for blocking the disassembled track segments placed on the small trolley. 9. The rail carrying device of a shield tunnel construction tunnel according to claim 8, wherein the lifting baffle comprises: Rotating plate, one end is rotatably arranged on the trolley; Lifting plate, one end slides and lifts along the slot on the trolley, and the other end is fixedly connected to the side of the rotating plate; A number of bolt holes are arranged along the vertical direction of the lifting plate; Fastening bolts are used to cooperate with the bolt holes to fix the lifting plate at a certain height position of the trolley. 10. The rail carrying device of a shield construction tunnel according to any one of claims 1-9, wherein the supporting body comprises: The base is fixedly arranged at one end of the transport cart; There are four supporting columns, which are evenly distributed around the base and one end is detachably connected to the base; The support beam is detachably connected to the four support columns, and is used to connect and fix the two adjacent support columns; The horizontal hanging beam is fixedly arranged at the lower end of the supporting beam; the base, the supporting column and the supporting beam together form a structure for transporting the disassembled track segment from the dismantling end to the transport cart. delivery channel.