CN117049338B - Shield constructs section of jurisdiction overhead hoist - Google Patents

Shield constructs section of jurisdiction overhead hoist Download PDF

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Publication number
CN117049338B
CN117049338B CN202311325841.5A CN202311325841A CN117049338B CN 117049338 B CN117049338 B CN 117049338B CN 202311325841 A CN202311325841 A CN 202311325841A CN 117049338 B CN117049338 B CN 117049338B
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CN
China
Prior art keywords
lifting
moving
groove
rod
roller
Prior art date
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Active
Application number
CN202311325841.5A
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Chinese (zh)
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CN117049338A (en
Inventor
缪卫忠
王松
赵利忠
汪峥
林凯健
奚军华
顾笑僮
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cccc Third Navigation Nantong Offshore Engineering Co ltd
CCCC Third Harbor Engineering Co Ltd
Original Assignee
Cccc Third Navigation Nantong Offshore Engineering Co ltd
CCCC Third Harbor Engineering Co Ltd
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Application filed by Cccc Third Navigation Nantong Offshore Engineering Co ltd, CCCC Third Harbor Engineering Co Ltd filed Critical Cccc Third Navigation Nantong Offshore Engineering Co ltd
Priority to CN202311325841.5A priority Critical patent/CN117049338B/en
Publication of CN117049338A publication Critical patent/CN117049338A/en
Application granted granted Critical
Publication of CN117049338B publication Critical patent/CN117049338B/en
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Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/40Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/22Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
    • B66C1/28Duplicate, e.g. pivoted, members engaging the loads from two sides
    • B66C1/30Duplicate, e.g. pivoted, members engaging the loads from two sides and also arranged to grip the sides of the loads
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C11/00Trolleys or crabs, e.g. operating above runways
    • B66C11/02Trolleys or crabs, e.g. operating above runways with operating gear or operator's cabin suspended, or laterally offset, from runway or track
    • B66C11/04Underhung trolleys
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00Other constructional features or details
    • B66C13/04Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
    • B66C13/08Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00Other constructional features or details
    • B66C13/16Applications of indicating, registering, or weighing devices
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/04Lining with building materials
    • E21D11/08Lining with building materials with preformed concrete slabs

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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Lining And Supports For Tunnels (AREA)

Abstract

The invention provides a shield segment lifting device which comprises a double-layer girder, a clamping assembly and a lifting assembly, wherein the double-layer girder comprises an upper layer girder, a lower layer girder and a lifting girder, the clamping assembly comprises a moving mechanism and a clamping mechanism, the moving mechanism drives the shield segment clamped by the moving mechanism to move along the lower layer girder, when the moving mechanism enters the lifting assembly to enable the clamping mechanism to put down the shield segment, the lifting assembly is lifted up, the moving mechanism drives the clamping mechanism conveyed by the shield segment to move along the upper layer girder and is brought back to the lower layer girder after entering a lifting framework at the other side, therefore, a plurality of clamping mechanisms can be arranged on the double-layer girder to lift the shield segment without interference, the conveying efficiency is improved, the probability that the segment splicing mechanism and a transport vehicle stop working to wait for the lifting device to lift the segment is reduced, and an arc-shaped positioning plate fixes the moving mechanism, so that the moving assembly cannot slide when the lifting assembly drives the moving assembly to move.

Description

Shield constructs section of jurisdiction overhead hoist
Technical Field
The invention relates to the technical field of shield segment lifting, in particular to a shield segment lifting device.
Background
The shield segment is a precast concrete segment used in shield tunnel construction, as shown in fig. 1, has certain strength and rigidity, can bear underground pressure and maintain stability of a tunnel, can be spliced to form a continuous pipeline structure, prevents groundwater and soil from penetrating into the tunnel, and needs to be lifted onto a conveying belt of a segment splicing device from a conveying vehicle by using a shield segment lifting device when the shield segment is installed.
The utility model provides a shield segment lifting machine with a publication number of CN112093662B, which is characterized in that a segment lifting system fixed on a double guide rail beam of a cantilever beam in the shield machine is utilized to drive a lifting conveying trolley through the segment lifting system to drive the conveying trolley to walk along the double guide rail beam; the double guide rails Liang Shu are horizontal S-shaped in straight section, chain guide grooves are formed in the double guide rail beams, and the conveying trolley walks along the chain guide grooves.
However, when the shield segment lifting machine is used for conveying shield segments, after only one shield segment can be lifted, the lifting device is required to return to the original position along the main beam for lifting and conveying again, the conveying efficiency is low, the condition that the segment splicing mechanism and the conveying vehicle stop working and wait for the lifting device to lift the segments can occur, and the progress of engineering is dragged.
Disclosure of Invention
The invention aims to provide a shield segment lifting device which is used for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a shield segment handling device, comprising:
the double-layer main beam comprises an upper layer beam, a lower layer beam and lifting beams arranged on two sides of the upper layer beam and the lower layer beam, wherein the upper layer beam and the lower layer Liang Nafen are respectively provided with an upper moving groove and a lower moving groove, and lifting channels and lifting grooves are arranged in the lifting beams;
the clamping assembly comprises a moving mechanism arranged on the lower moving groove and a clamping mechanism arranged on the moving mechanism, wherein the moving mechanism is used for driving the clamping mechanism for clamping the shield segment to move along the lower moving groove to transport the shield segment and move along the upper moving groove to drive the clamping mechanism to return; and
the lifting assembly comprises a lifting mechanism arranged on the upper beam, a lifting mechanism arranged in the lifting groove and a control mechanism, wherein the lifting mechanism comprises a lifting box, an arc-shaped positioning plate and a pressing rod, a rod fixing groove is formed in the lifting box, a clamping groove is formed in the arc-shaped positioning plate, when the clamping assembly clamps shield segments and then enters the rod fixing groove under the driving of the moving mechanism, the moving mechanism presses down the pressing rod to press the pressing rod into the clamping groove, the arc-shaped positioning plate clamps and fixes the moving mechanism, the pressed pressing rod triggers the control mechanism, and the moving mechanism is pulled up or put down along the lifting channel, so that the moving mechanism circularly moves in the upper moving groove and the lower moving groove.
Preferably, the moving mechanism comprises a moving box, a moving cavity, a moving motor arranged in the moving box and arranged on the upper wall of the moving cavity, a claw lifting motor arranged on the bottom wall of the moving cavity, a roller arranged on the moving motor and penetrating through the side wall of the moving cavity to extend into the upper moving groove, a first winding roller arranged on the claw lifting motor and a first steel cable arranged on the first winding roller and penetrating through the bottom wall of the moving cavity.
Preferably, the clamping mechanism comprises a fixing plate arranged on the first steel cable, a first rotating shaft arranged on the fixing plate, a rotating block sleeved on the first rotating shaft, a clamping arm arranged on the rotating block, a first telescopic rod, a clamping claw connected with the first telescopic rod and penetrating through the clamping arm, a second rotating shaft arranged on the rotating block, a second telescopic rod sleeved at the other end of the fixing plate and a rubber pad arranged on the clamping claw.
Preferably, the moving motor is used for driving the roller to rotate, so as to drive the fixing plate to move along the upper moving groove or the lower moving groove, and the claw lifting motor is used for driving the first winding roller to rotate, so that the first steel cable is wound on the first winding roller or is loosened from the first winding roller, and the fixing plate is driven to move up and down.
Preferably, the second telescopic rod is used for driving the rotating block to rotate so as to open or close the clamping claw, and the first telescopic rod is used for driving the clamping claw to move up and down.
Preferably, the lifting mechanism comprises a supporting leg arranged on the upper beam, a pull box arranged on the supporting leg, a pulling motor arranged in the pull box, a second winding roller connected with the pulling motor and a second steel cable arranged on the second winding roller.
Preferably, the lifting mechanism further comprises a bottom plate arranged in the lifting box, a rotating shaft III inserted into the inner wall of the lifting box, a positioning plate connected to the pressing rod, a guide rod arranged on the positioning plate and inserted into the bottom plate, a telescopic rod III arranged on the inner wall of the lifting box, and a spring I sleeved on the pressing rod, wherein one end of the spring I is arranged on the positioning plate, the other end of the spring I is connected to the bottom plate, the lifting box is arranged in the lifting groove, and the pressing rod is inserted into the bottom plate.
Preferably, the control mechanism comprises a first button arranged in the lifting box, a pressure sensor arranged on the pressing rod and a lifting control member, wherein the lifting control member comprises a control box, a partition plate arranged in the control box, an extrusion block arranged in the control box, an extrusion rod arranged on the extrusion block and penetrating through the partition plate, a second button arranged in the control box and a second spring sleeved on the extrusion rod.
Preferably, after the holding claw holds the shield segment and is located in the lower moving groove, the roller enters the fixed rod groove, when the roller moves to above the pressing rod to enable the pressure sensor to detect pressure, the moving motor stops, the roller presses down the pressing rod to press the pressing rod into the clamping groove, the arc-shaped locating plate rotates along the rotating shaft III to fix the roller, when the pressing rod presses down the button I, the second extension of the telescopic rod releases the shield segment, the pulling motor starts to drive the lifting box to rise, when the lifting box presses the pressing rod in the control box of the bottom wall of the pull box to press down the button II, the fixed rod groove aligns with the upper moving groove, the telescopic rod extends upward to push the locating plate upward, the arc-shaped locating plate releases the fixation of the roller, and when the motor presses down, the lifting box returns to the original position, and the roller enters the moving groove.
Preferably, after the roller located in the upper moving groove enters the fixed bar groove at the other end, when the roller moves to the upper side of the pressing bar to enable the pressure sensor to detect the pressure, the moving motor stops, the roller presses the pressing bar downwards to enable the pressing bar to be pressed into the clamping groove, the arc-shaped positioning plate rotates along the rotating shaft III to fix the roller, when the pressing bar presses down a button I, the pulling motor starts to drive the lifting box to descend, when the lifting box presses down the pressing bar in the control box of the bottom wall of the lifting groove, the pressing bar presses down the button II to enable the pulling motor to stop, the fixed bar groove is aligned with the lower moving groove, the expansion bar III stretches to push the positioning plate upwards to enable the pressing bar to be upwards, and when the pressing bar returns to the original position, the arc-shaped positioning plate releases the fixation of the roller, and when the pressing bar returns to the original position, the moving motor is started to enable the roller to return to the lower moving groove.
Compared with the prior art, the invention has the beneficial effects that:
the shield segment lifting device comprises a double-layer girder, a clamping assembly and a lifting assembly, wherein the double-layer girder comprises an upper layer girder, a lower layer girder and a lifting girder, the clamping assembly comprises a moving mechanism and a clamping mechanism, the moving mechanism drives the shield segment clamped by the moving mechanism to move along the lower layer girder, when the moving mechanism enters the lifting assembly to enable the clamping mechanism to put down the shield segment, the lifting assembly is lifted up, the moving mechanism drives the clamping mechanism which is conveyed by the moving mechanism to move along the upper layer girder and is brought back to the lower layer girder after entering a lifting framework at the other side, therefore, a plurality of clamping mechanisms can be arranged on the double-layer girder and simultaneously lift the shield segment without interference, the clamping mechanism conveys the shield segment to a segment splicing mechanism along the lower layer girder, and then the upper layer girder returns to a transport vehicle to clamp the shield segment again, so that the conveying efficiency is improved, the probability that the segment splicing mechanism and the transport vehicle stop working and wait for the lifting device segment is caused is reduced, and the moving assembly is driven by an arc-shaped positioning plate to move.
Drawings
FIG. 1 is an isometric view of a shield segment of the present invention;
FIG. 2 is a schematic elevational view of the present invention;
FIG. 3 is a schematic side view of the present invention;
FIG. 4 is an enlarged schematic view of the structure of the area A in FIG. 2;
FIG. 5 is an enlarged schematic view of the structure of the area B in FIG. 2;
fig. 6 is an enlarged schematic view of the structure of the region C in fig. 3.
In the figure: 1. an upper beam; 2. an upper moving groove; 3. a lower beam; 4. a lower moving groove; 5. lifting the beam; 6. lifting the road; 7. lifting grooves 8 and rollers; 9. a first winding roller; 10. a claw lifting motor; 11. a fixing plate; 12. a first steel cable; 13. a clamping arm; 14. clamping claws; 15. a rubber pad; 16. a first rotating shaft; 17. a rotating block; 18. a first telescopic rod; 19. a second rotating shaft; 20. a second telescopic rod; 21. pulling the box; 22. a second winding roller; 23. pulling a motor; 24. a support leg; 25. a second steel cable; 26. lifting the box; 27. pressing a pressing rod; 28. a fixed rod groove; 29. a third rotating shaft; 30. a first button; 31. a telescopic rod III; 32. a guide rod; 33. a bottom plate; 34. a first spring; 35. a pressure sensor; 36. an arc-shaped positioning plate; 37. a positioning plate; 38. extruding a block; 39. a control box; 40. an extrusion rod; 41. a second button; 42. a second spring; 43. a partition plate; 44. a moving motor; 45. and (5) moving the box.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 6, the present invention provides a technical solution:
a shield segment handling device, comprising:
the double-layer girder comprises an upper layer girder 1, a lower layer girder 3 and lifting girders 5 arranged on two sides of the upper layer girder 1 and the lower layer girder 3, wherein an upper moving groove 2 and a lower moving groove 4 are respectively arranged in the upper layer girder 1 and the lower layer girder 3, a lifting channel 6 and a lifting groove 7 are arranged in the lifting girders 5, the lower moving groove 4 is used for enabling a roller 8 to move in the lower moving channel, a shield segment is transported to a target place, the upper moving groove 2 is used for enabling the roller 8 to move in the upper moving channel, a clamping claw 14 is returned to a starting position, the lifting channel 6 is used for enabling a lifting box 26 to move in the lifting channel 6, the lifting groove 7 is used for accommodating the lifting box 26, and a lifting opening is formed in the top end of the lifting channel 6;
the clamping assembly comprises a moving mechanism arranged on the lower moving groove 4 and a clamping mechanism arranged on the moving mechanism, wherein the moving mechanism is used for driving the clamping mechanism for clamping the shield segment to move along the lower moving groove 4 and transport the shield segment and move along the upper moving groove 2 to drive the clamping mechanism to return; the moving mechanism comprises a moving box 45, a moving motor 44, a claw lifting motor 10, a roller 8, a first winding roller 9 and a first steel cable 12, and the clamping mechanism comprises a fixed plate 11, a first rotating shaft 16, a rotating block 17, a clamping arm 13, a first telescopic rod 18, a clamping claw 14, a second rotating shaft 19, a second telescopic rod 20 and a rubber pad 15; the movable box 45 is internally provided with a movable cavity, the movable motor 44 is arranged in the movable cavity and fixedly connected with the top wall of the movable cavity, the roller 8 is arranged on the movable motor 44 and penetrates through the side wall of the movable cavity to be inserted into the upper movable groove 2 or the lower movable groove 4, the roller 8 is fixedly connected with the rotating shaft of the motor and can be rotatably connected with the side wall of the movable cavity through a bearing, the movable motor 44 and the roller 8 are arranged in four ways to improve the movable efficiency and bearing capacity, the movable motor 44 and the roller 8 are divided into two groups of double-layer girders respectively provided with two sides, the lifting claw motor 10 is arranged on the bottom wall of the movable cavity and fixedly connected with the bottom wall of the movable cavity, the winding roller 9 is arranged on the lifting claw motor 10, one winding roller 9 comprises a roller body and a connecting rod, one end of the connecting rod is fixedly connected with the rotating shaft of the lifting claw motor 10, and the other end of the connecting rod is inserted into the side wall of the movable cavity, one end of the first steel rope 12 is fixedly connected with the roller body of the first wind-up roller 9 through a bearing, the first steel rope 12 penetrates through the bottom wall of the moving cavity, the other end of the first steel rope 12 is fixedly connected with the fixed plate 11, in order to enable pulling of the fixed plate 11 to be more stable, the number of the first steel ropes 12 is two, the first steel ropes are symmetrically connected with the upper wall of the fixed plate 11, the first rotating shaft 16 is arranged on the fixed plate 11, the first rotating shaft 16 is fixedly connected with the fixed plate 11, the first rotating block 17 is sleeved on the first rotating shaft 16, the first rotating block 17 is in rotating connection with the fixed plate 11, the first rotating block 17 can rotate relative to the fixed plate 11, the clamping arm 13 is arranged on the bottom wall of the first rotating block 17 and is fixedly connected with the first rotating block 17, the first telescopic rod 18 is arranged on the first rotating block 17, the fixed end of the first telescopic rod 18 is embedded in the second rotating block 17 and fixedly connected with the first rotating block 17, the clamping claw 14 penetrates through a shorter cross rod on the second clamping arm 13, the top of the clamping claw 14 is fixedly connected with the extensible end of the first telescopic rod 18, the clamping claw 14 is L-shaped, the top of the clamping claw 14 is provided with a bulge, the clamping claw 14 can be prevented from falling off from the clamping arm 13, the second rotary shaft 19 is arranged on the rotary block 17 and positioned below a connecting point of the rotary block 17 and the first rotary shaft 16, the second telescopic rod 20 is arranged at the bottom of the fixed plate 11 in a toppling manner, the fixed end of the second telescopic rod 20 is fixedly connected with the bottom wall of the fixed rod, the extensible end of the second telescopic rod 20 is sleeved on the second rotary shaft 19, the second telescopic rod 20 is connected with the rotary block 17 in a rotating manner, a rubber pad 15 is arranged on the upper surface of a cross rod of the clamping claw 14 and used for preventing the clamping claw 14 from breaking a shield segment, the moving motor 44 is used for driving the roller 8 to rotate, so as to drive the fixed plate 11 to move along the upper moving groove 2 or the lower moving groove 4, the lifting claw motor 10 is used for driving the first winding roller 9 to rotate, the first steel cable 12 is wound on the first winding roller 9 or is loosened by the first winding roller 9, the fixed plate 11 is driven to move up and down, the second telescopic rod 20 is used for driving the rotating the rotary block 17, the extensible end of the telescopic rod 20 is sleeved on the rotary rod 19, the first telescopic rod 20 is used for driving the rotary block 17, the rubber pad, the upper shield segment is required to extend the clamping claw 14, the second telescopic rod is required to be stretched, the shield segment 14 is required to be closed, and the shield segment is adapted to be clamped, and the shield segment 14 is closed, and the shield segment is clamped and the shield segment is required to be stretched.
The lifting assembly comprises a lifting mechanism arranged on the upper beam 1, a lifting mechanism arranged in the lifting groove 7 and a control mechanism, wherein the lifting mechanism is used for driving the lifting mechanism to move upwards or downwards, so that a moving mechanism in the lifting mechanism moves upwards or downwards, the moving mechanism can drive a clamping mechanism to move along the upper moving groove 2 or the lower moving groove 4, the moving mechanism can drive the specified position of the shield segment to be transported along the lower moving groove 4, the clamping mechanism which is transported by the shield segment is returned to the initial position along the upper moving groove 2, a plurality of moving mechanisms and the clamping mechanism can be simultaneously contained on the double-layer main beam to transport the shield segment, and the transport efficiency is improved; the lifting mechanism and the lifting mechanism are provided with two pairs of lifting beams 5, the lifting mechanism comprises a supporting leg 24, a pull box 21, a pull motor 23, a second winding roller 22 and a second steel cable 25, and the lifting mechanism also comprises a lifting box 26, an arc-shaped positioning plate 36, a pressing rod 27, a bottom plate 33, a third rotating shaft 29, a positioning plate 37, a guide rod 32, a third telescopic rod 31 and a first spring 34; the supporting leg 24 is arranged at the top of the upper beam 1 and fixedly connected with the upper beam 1, four supporting legs 24 are arranged above the supporting leg 24 to enable the supporting effect of the supporting leg 24 to be better, a pull box 21 is arranged above the supporting leg 24, the bottom wall of the pull box 21 is fixedly connected with the supporting leg 24, a pull cavity is arranged in the pull box 21, a pull motor 23 is arranged on the bottom wall of the pull cavity and fixedly connected with the bottom wall of the pull cavity, a second winding roller 22 is arranged on the pull motor 23, the second winding roller 22 comprises a roller body and a connecting rod, one end of the connecting rod is fixedly connected with a rotating shaft of the pull motor 23, the other end of the connecting rod is inserted into the side wall of the pull cavity, one end of a second steel cable 25 is fixedly connected with the roller body of the second winding roller 22 through the arrangement of a bearing and the side wall of the pull cavity, the other end of the second steel cable 25 passes through the bottom wall of the pull cavity, the other end of the second steel cable 25 is fixedly connected with the lifting box 26, in order to enable the lifting of the lifting box 26 to be more stable, the number of the second steel cables 25 is two, the second steel cables are symmetrically connected to the upper wall of the lifting box 26 and are arranged in the lifting groove 7, the vertical section of the lifting box 26 is in a shape of a G, a fixed rod groove 28 and a fixed rod cavity arranged below the fixed rod groove 28 are formed in the lifting box, a third rotating shaft 29 is inserted into the side wall of the fixed rod cavity and is rotationally connected with the side wall of the fixed rod cavity, an arc-shaped positioning plate 36 is arranged on the third rotating shaft 29 and is fixedly connected with the third rotating shaft 29, a clamping groove is formed in the bottom of the arc-shaped positioning plate 36, the arc-shaped positioning plate 36 and the third rotating shaft 29 are divided into two groups, each group comprises two arc-shaped positioning plates 36 and arc-shaped positioning plates 36 are symmetrically arranged, a bottom plate 33 is arranged in the fixed rod cavity, a pressing rod 27 is inserted into the bottom plate 33 and is arranged between the two arc-shaped fixed rod plates of the same group, the pressing rod 27 is in a shape of a T, two pressing rods 27 are arranged, two ends of the positioning plates 37 are arranged on the two pressing rods 27, the guide rod 32 is inserted on the bottom plate 33 and the top end is fixedly connected with the positioning plate 37, the telescopic rod III 31 is arranged on the bottom wall of the fixed rod cavity and penetrates through the bottom plate 33, the telescopic rod III 31 is fixedly connected with the bottom wall of the fixed rod cavity, the first spring 34 is sleeved on the pressing rod 27, one end of the first spring is arranged on the positioning plate 37, the other end of the first spring is connected with the bottom plate 33, the first spring 34 is used for enabling the pressing rod 27 to descend at a slower speed, the positioning plate 37 is used for enabling the pressing rod 27 to descend along the inserting direction of the guide rod 32, meanwhile, when only one pressing rod 27 is pressed by the roller 8, the pressing rod 27 cannot deviate to one side due to the existence of the positioning plate 37 and the guide rod 32, only when the roller 8 is arranged on the two pressing rods 27, the pressing rod 27 can descend, the control mechanism comprises the first button 30 arranged in the lifting box 26, the pressure sensor 35 arranged on the pressing rod 27 and a pulling control member, the pulling-up control component comprises a control box 39, a baffle plate 43 arranged in the control box 39, an extrusion block 38 arranged in the control box 39, an extrusion rod 40 arranged on the extrusion block 38 and penetrating through the baffle plate 43, a second button 41 arranged in the control box 39, a second spring 42 sleeved on the extrusion rod 40, a control chip for returning the extrusion rod 40 to the original position, a singlechip with the model of 80C51 of Intel corporation, a mobile motor 44, a lifting claw motor 10, a first telescopic rod 18, a second telescopic rod 20, a pulling motor 23, a third telescopic rod 31, a pressure sensor 35, a first button 30 and a second button 41 are respectively connected with the singlechip through data electric signals and a C2 pressure sensor of Huo Dingge BiKai (Suzhou) electronic measurement technology limited company, the first telescopic rod 18, the second telescopic rod 20 and the third telescopic rod 31 are tunnel mechanical cylinders of Xuzhou Xu Gongye compression elements limited company; after the holding claw 14 holds the shield segment and the roller 8 in the lower moving groove 4 enters the fixed rod groove 28, when the roller 8 moves above the pressing rod 27 to enable the two pressure sensors 35 to detect pressure, the moving motor 44 stops, the roller 8 presses the pressing rod 27 downwards to enable the pressing rod 27 to be pressed into the clamping groove to enable the arc-shaped locating plate 36 to rotate along the rotating shaft III 29 to fix the roller 8, when the first button 30 is pressed by the pressing rod 27, the second telescopic rod 20 stretches to release the shield segment, the pulling motor 23 starts to drive the lifting box 26 to lift, when the lifting box 26 presses the pressing block 38 in the control box 39 of the bottom wall of the pulling box 21, the pressing rod 40 presses the second button 41 to enable the pulling motor 23 to stop, the fixed rod groove 28 is aligned with the upper moving groove 2, the third telescopic rod 31 stretches to push the locating plate 37 upwards to enable the pressing rod 27 to be upwards, the arc-shaped locating plate 36 releases the fixation of the roller 8, and when the pressing rod 27 returns to the original position, the moving motor 44 is started to enable the roller 8 to enter the upper moving groove 2; when the roller 8 positioned in the upper moving groove 2 enters the fixed rod groove 28 at the other end, when the roller 8 moves above the pressing rod 27 to enable the two pressure sensors 35 to detect pressure, the moving motor 44 stops, the roller 8 presses the pressing rod 27 downwards, the pressing rod 27 is pressed into the clamping groove to enable the arc-shaped positioning plate 36 to rotate along the rotating shaft III 29, the roller 8 is fixed, when the pressing rod 27 presses the button I30, the pulling motor 23 is started to drive the lifting box 26 to descend, when the lifting box 26 presses the pressing block 38 in the control box 39 at the bottom wall of the lifting groove 7, the pressing rod 40 presses the button II 41 to enable the pulling motor 23 to stop, the fixed rod groove 28 is aligned with the lower moving groove 4, the telescopic rod III 31 stretches to push the positioning plate 37 upwards, the pressing rod 27 is enabled to upwards, the arc-shaped positioning plate 36 is enabled to release the fixing of the roller 8, and when the pressing rod 27 returns to the original position, the moving motor 44 is started to enable the roller 8 to enter the lower moving groove 4.
Working principle: when in use, firstly, the singlechip controls the claw lifting motor 10 to start, drives the clamping claw 14 to descend, simultaneously, the second telescopic rod 20 stretches, the clamping claw 14 stretches when the second telescopic rod 20 stretches, when the second telescopic rod is reduced to the lowest point, the clamping claw 14 clamps the bottom plate 33, the claw lifting motor 10 starts, drives the clamping claw 14 to ascend, the moving motor 44 starts, drives the clamping claw 14 to move, when the roller 8 moves to the upper side to enable the pressure sensor 35 to detect pressure, the moving motor 44 stops, the roller 8 downwards presses the pressing rod 27, the pressing rod 27 presses the clamping groove to enable the arc-shaped positioning plate 36 to rotate along the third rotating shaft 29, the roller 8 is fixed, and when the pressing rod 27 presses the first button 30, the second telescopic rod 20 stretches to release the shield segment, the pulling motor 23 starts, drives the lifting box 26 to ascend, and when the lifting box 26 presses the pressing block 38 in the control box 39 of the bottom wall of the pulling box 21, the push rod 40 is pressed down to push the second button 41, the pulling motor 23 is stopped, the rod fixing groove 28 is aligned with the upper moving groove 2, the third telescopic rod 31 is extended, the positioning plate 37 is pushed upwards, the pressing rod 27 is upwards, the arc positioning plate 36 is used for releasing the fixation of the roller 8, when the pressing rod 27 returns to the original position, the moving motor 44 is started to enable the roller 8 to enter the upper moving groove 2, after the roller 8 positioned at the upper moving groove 2 enters the rod fixing groove 28 at the other end of the upper moving groove 2, when the roller 8 moves to the upper side to enable the pressure sensor 35 to detect the pressure, the moving motor 44 is stopped, the arc positioning plate 36 is used for fixing the roller 8, the first button 30 is pressed down, the pulling motor 23 is started to drive the lifting box 26 to descend, when the lifting box 26 presses the pressing block 38 in the control box 39 at the bottom wall of the lifting groove 7, the push rod 40 is pressed down to stop the second button 41, the pulling motor 23 is stopped, the rod fixing groove 28 is aligned with the lower moving groove 4, the telescopic rod III 31 is extended, the positioning plate 37 is pushed upwards, the pressing rod 27 is upwards, the arc-shaped positioning plate 36 is used for releasing the fixation of the roller 8, and when the pressing rod 27 returns to the original position, the moving motor 44 is started, so that the roller 8 enters and returns to the lower moving groove 4.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a shield constructs section of jurisdiction overhead hoist which characterized in that includes:
the double-layer main beam comprises an upper layer beam, a lower layer beam and lifting beams arranged on two sides of the upper layer beam and the lower layer beam, wherein the upper layer beam and the lower layer Liang Nafen are respectively provided with an upper moving groove and a lower moving groove, and lifting channels and lifting grooves are arranged in the lifting beams;
the clamping assembly comprises a moving mechanism arranged on the lower moving groove and a clamping mechanism arranged on the moving mechanism, wherein the moving mechanism is used for driving the clamping mechanism for clamping the shield segment to move along the lower moving groove and transport the shield segment, and driving the clamping mechanism to return along the upper moving groove; and
the lifting assembly comprises a lifting mechanism arranged on the upper beam, a lifting mechanism arranged in the lifting groove and a control mechanism, wherein the lifting mechanism comprises a lifting box, an arc-shaped positioning plate and a pressing rod, a rod fixing groove is formed in the lifting box, a clamping groove is formed in the arc-shaped positioning plate, when the shield segment is clamped by the clamping assembly and then driven by the moving mechanism to enter the rod fixing groove, the moving mechanism presses the pressing rod to press the pressing rod into the clamping groove, the arc-shaped positioning plate clamps and fixes the moving mechanism, the pressed pressing rod triggers the control mechanism, and the moving mechanism is pulled up or put down along the lifting channel, so that the moving mechanism circularly moves in the upper moving groove and the lower moving groove;
the lifting mechanism further comprises a bottom plate arranged in the lifting box, a rotating shaft III inserted into the inner wall of the lifting box, a positioning plate connected to the pressing rod, a guide rod arranged on the positioning plate and inserted into the bottom plate, a telescopic rod III arranged on the inner wall of the lifting box, and a spring I sleeved on the pressing rod, wherein one end of the spring I is arranged on the positioning plate, the other end of the spring I is connected to the bottom plate, the lifting box is arranged in the lifting groove, and the pressing rod is inserted into the bottom plate;
the control mechanism comprises a first button arranged in the lifting box, a pressure sensor arranged on the pressing rod and a lifting control member, wherein the lifting control member comprises a control box, a partition plate arranged in the control box, an extrusion block arranged in the control box, an extrusion rod arranged on the extrusion block and penetrating through the partition plate, a second button arranged in the control box and a second spring sleeved on the extrusion rod.
2. The shield segment handling device of claim 1, wherein: the moving mechanism comprises a moving box, a moving cavity, a moving motor arranged on the upper wall of the moving cavity, a claw lifting motor arranged on the bottom wall of the moving cavity, a roller arranged on the moving motor and penetrating through the side wall of the moving cavity to extend into the upper moving groove, a winding roller I arranged on the claw lifting motor and a steel cable I arranged on the winding roller I and penetrating through the bottom wall of the moving cavity.
3. The shield segment handling device of claim 2, wherein: the clamping mechanism comprises a fixed plate arranged on the first steel rope, a first rotating shaft arranged on the fixed plate, a rotating block sleeved on the first rotating shaft, a clamping arm arranged on the rotating block, a first telescopic rod, a clamping claw connected with the first telescopic rod and penetrating through the clamping arm, a second rotating shaft arranged on the rotating block, a second telescopic rod sleeved at the other end of the fixed plate, and a rubber pad arranged on the clamping claw.
4. A shield segment handling apparatus as recited in claim 3, wherein: the movable motor is used for driving the roller to rotate so as to drive the fixed plate to move along the upper moving groove or the lower moving groove, and the claw lifting motor is used for driving the first winding roller to rotate so that the first steel cable is wound on the first winding roller or is loosened from the first winding roller, and the fixed plate is driven to move up and down.
5. The shield segment handling apparatus of claim 4, wherein: the telescopic rod II is used for driving the rotating block to rotate so that the clamping claw is opened or closed, and the telescopic rod I is used for driving the clamping claw to move up and down.
6. The shield segment handling apparatus of claim 5, wherein: the pulling and lifting mechanism comprises a supporting leg arranged on the upper beam, a pulling box arranged on the supporting leg, a pulling motor arranged in the pulling box, a second winding roller connected with the pulling motor and a second steel cable arranged on the second winding roller.
7. The shield segment handling apparatus of claim 6, wherein: when the clamping claw clamps the shield segment and is positioned in the lower moving groove, the roller enters the fixed rod groove, when the roller moves to the upper part of the pressing rod to enable the pressure sensor to detect pressure, the moving motor stops, the roller presses down the pressing rod to press the pressing rod into the clamping groove to enable the arc-shaped locating plate to rotate along the rotating shaft III, the roller is fixed, when the pressing rod presses down the button I, the expansion rod II stretches to release the shield segment, the pulling motor starts to drive the lifting box to rise, when the lifting box presses down the extrusion block in the control box of the bottom wall of the pulling box, and enables the pressing rod to press down the button II, the fixed rod groove is aligned with the upper moving groove, the expansion rod III stretches to push the locating plate upwards, the arc-shaped locating plate upwards moves the pressing rod, and the arc-shaped locating plate releases the fixation of the roller, and when the motor presses down the pressing rod I, the lifting box returns to the original position, and enters the roller.
8. The shield segment handling apparatus of claim 7, wherein: when the roller positioned in the upper moving groove enters the fixed rod groove at the other end, when the roller moves to the upper side of the pressing rod to enable the pressure sensor to detect pressure, the moving motor stops, the roller presses the pressing rod downwards, the pressing rod is pressed into the clamping groove, the arc-shaped positioning plate rotates along the rotating shaft III to fix the roller, when the pressing rod presses down a first button, the pulling motor is started to drive the lifting box to descend, when the lifting box presses down the pressing block in the control box of the bottom wall of the lifting groove, the pressing rod presses down the second button, the pulling motor stops, the fixed rod groove is aligned with the lower moving groove, the telescopic rod extends upwards to push the positioning plate upwards, the pressing rod is upwards, the arc-shaped positioning plate releases the fixation of the roller, and when the pressing rod returns to the original position, the moving motor is started to enable the roller to return to the lower moving groove.
CN202311325841.5A 2023-10-13 2023-10-13 Shield constructs section of jurisdiction overhead hoist Active CN117049338B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202311325841.5A CN117049338B (en) 2023-10-13 2023-10-13 Shield constructs section of jurisdiction overhead hoist

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202311325841.5A CN117049338B (en) 2023-10-13 2023-10-13 Shield constructs section of jurisdiction overhead hoist

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CN117049338A CN117049338A (en) 2023-11-14
CN117049338B true CN117049338B (en) 2023-12-15

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103395699A (en) * 2013-07-30 2013-11-20 华电重工股份有限公司 Double-layer quay crane with vertical lifting device
CN103523680A (en) * 2013-10-14 2014-01-22 华电重工股份有限公司 Container loading and unloading shore bridge with lifting type double-layer girder and three trolleys
CN112093662A (en) * 2020-07-30 2020-12-18 中铁山河工程装备股份有限公司 Shield segment lifting machine
CN114835026A (en) * 2022-04-24 2022-08-02 大连海事大学 Double-deck container bank bridge of dolly liftable

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103395699A (en) * 2013-07-30 2013-11-20 华电重工股份有限公司 Double-layer quay crane with vertical lifting device
CN103523680A (en) * 2013-10-14 2014-01-22 华电重工股份有限公司 Container loading and unloading shore bridge with lifting type double-layer girder and three trolleys
CN112093662A (en) * 2020-07-30 2020-12-18 中铁山河工程装备股份有限公司 Shield segment lifting machine
CN114835026A (en) * 2022-04-24 2022-08-02 大连海事大学 Double-deck container bank bridge of dolly liftable

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