CN115614067A - Rapid vertical transportation device and method for large-diameter shield tunnel segment - Google Patents
Rapid vertical transportation device and method for large-diameter shield tunnel segment Download PDFInfo
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- CN115614067A CN115614067A CN202211348180.3A CN202211348180A CN115614067A CN 115614067 A CN115614067 A CN 115614067A CN 202211348180 A CN202211348180 A CN 202211348180A CN 115614067 A CN115614067 A CN 115614067A
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 208000010727 head pressing Diseases 0.000 claims description 38
- 230000000903 blocking effect Effects 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 8
- 230000000712 assembly Effects 0.000 claims description 7
- 238000000429 assembly Methods 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000032258 transport Effects 0.000 description 9
- 238000010276 construction Methods 0.000 description 7
- 230000001629 suppression Effects 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/40—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries
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Abstract
The invention discloses a rapid vertical transportation device and a rapid vertical transportation method for large-diameter shield tunnel segments, wherein the rapid vertical transportation device comprises a rigging assembly, a shackle (3) and a lower support bracket (4); the upper ends of the pair of rigging components are respectively connected to a hook of the lifting equipment, and the lower ends of the pair of rigging components are respectively detachably connected to the lower supporting bracket (4) through the shackles (3), so that the pair of rigging components are symmetrically connected between the lower supporting bracket (4) and the hook of the lifting equipment; a plurality of duct pieces (6) are sequentially stacked on the lower supporting bracket (4), and two ends of the duct pieces (6) respectively penetrate through the pair of rigging components. The invention can transport a plurality of duct pieces at a time and shorten the accumulated time of duct piece transportation.
Description
Technical Field
The invention relates to tunnel construction auxiliary equipment, in particular to a rapid vertical transportation device and a rapid vertical transportation method for large-diameter shield tunnel segments.
Background
For satisfying the constantly growing demand of urban underground space development, shield tunnel engineering construction is developing to the direction of super large diameter, extra long distance, extra deep earthing, and shield tunnel tunnelling in-process, the section of jurisdiction is as tunnel lining, when the section of jurisdiction is assembled, all need with the section of jurisdiction from the section of jurisdiction store yard transportation to tunnel in shield machine's position piece machine department, the conveying efficiency of section of jurisdiction has direct influence to tunnel tunnelling efficiency and tunnelling construction period.
At present, a section of jurisdiction is only got to the hoist that is used for section of jurisdiction transportation generally every turn, and efficiency is lower relatively, and when being under construction to long distance's tunnelling, section of jurisdiction transportation accumulative total time is longer relatively, has greatly influenced construction period. Therefore, a device and a method for rapidly and vertically transporting large-diameter shield tunnel segments are needed.
Disclosure of Invention
The invention aims to provide a rapid vertical transportation device and a rapid vertical transportation method for large-diameter shield tunnel segments, which can transport a plurality of segments at a time and shorten the accumulated segment transportation time.
The invention is realized by the following steps:
a rapid vertical transportation device for large-diameter shield tunnel segments comprises a rigging component, shackles and a lower support bracket; the upper ends of the pair of rigging components are respectively connected to the hook of the lifting equipment, and the lower ends of the pair of rigging components are respectively detachably connected to the lower support bracket through shackles, so that the pair of rigging components are symmetrically connected between the lower support bracket and the hook of the lifting equipment; a plurality of duct pieces are sequentially stacked on the lower supporting bracket, and two ends of each duct piece penetrate through the pair of rigging components respectively.
Each group of rigging components comprises a double-head pressing rigging, a middle lifting beam and a single-head pressing rigging; one end of each single-head pressing rigging is fixedly connected to the two ends of the middle lifting beam, and the other end of each single-head pressing lockset is connected to a hook of the lifting equipment; one end of each pair of double-head pressing riggings is connected to a hook of the lifting equipment, the other end of each pair of double-head pressing riggings is detachably connected to the lower supporting bracket through shackles, and the middle parts of the pair of double-head pressing riggings are wound around two ends of the middle lifting beam respectively.
The two ends of the middle lifting beam are respectively provided with a bolt assembly, and each group of bolt assemblies respectively comprise a clamping plate, a bolt pair and a rope blocking bolt pair; the pair of clamping plates are symmetrically arranged on two sides of the end part of the middle hanging beam respectively, one end of each clamping plate is connected with one end of the single-head pressing rigging through a bolt pair, and the other end of each clamping plate is provided with a rope blocking bolt pair; a rope threading gap is formed among the pair of clamping plates, the pair of bolts and the pair of rope blocking bolts, and the middle part of the double-head pressing rigging is arranged in the rope threading gap in a penetrating mode.
The rope threading clearance is positioned right above the connecting joint of the shackle and the lower supporting bracket, the length of the middle lifting beam is not less than the width of the duct piece, the lower parts of the pair of double-head pressing riggings are tensioned on two sides of the duct pieces in parallel, and the upper parts of the pair of double-head pressing riggings form an inverted V-shaped structure above the middle lifting beam.
The lower supporting bracket comprises a hoisting beam, a first supporting cross beam, a supporting longitudinal beam and a second supporting cross beam; the shackle is detachably connected to the end parts of the hoisting beams, and the pair of first supporting cross beams are detachably connected between the pair of hoisting beams to form a rectangular annular structure; the plurality of support longitudinal beams are respectively arranged between the pair of first support cross beams at intervals, and the plurality of second support cross beams are arranged between the two adjacent support longitudinal beams at intervals.
The top surface of the hoisting beam is of a cambered surface structure with a low middle part and high two ends, and a fixed seat is formed on the bottom surface of the hoisting beam.
The end of the hoisting beam is provided with a connecting seat, and a connecting cavity is formed in the connecting seat, so that the shackle is detachably connected to the connecting seat through the connecting cavity.
Each hoisting beam, a pair of rigging components with double ends and a pair of shackles are positioned on the same side of the hoisting beam to form an isosceles triangle structure, and the axial direction of the connecting cavity, the axial direction of the shackles and the waist of the isosceles triangle structure are positioned on the same straight line.
Reinforcing ribs are arranged at the connecting nodes of the first supporting cross beams and the supporting longitudinal beams; both ends of the hoisting beam are both formed with ear plates, and the first supporting beam is detachably connected to the ear plates through a bolt pair.
A transportation method of a rapid vertical transportation device for large-diameter shield tunnel segments comprises the following steps:
step 1: placing a lower support bracket in a ground duct piece storage yard, and sequentially stacking a plurality of duct pieces on the lower support bracket;
step 2: the lower ends of the pair of rigging components are detachably connected to the lower supporting bracket through shackles respectively, so that two ends of a plurality of pipe pieces penetrate through the pair of rigging components respectively, and the upper ends of the pair of rigging components are connected to a hook of lifting equipment respectively;
and 3, step 3: synchronously hoisting and conveying the lower support bracket and the plurality of segments to an underground flat car to be conveyed through a pair of rigging assemblies by hoisting equipment;
and 4, step 4: the shackle is disconnected from the lower support bracket, and then the step 5 and the step 6 are synchronously executed;
and 5: the lower supporting bracket and a plurality of pipe pieces are transported to a position piece machine of the shield machine in the tunnel through an underground flat car to be transported and return in an idle load manner;
and 6: detachably connecting the shackle with a lower support bracket on a returned underground flat car after the transportation is finished, and hoisting the lower support bracket to a ground duct piece yard through a pair of rigging assemblies by hoisting equipment;
and 7: and (5) returning to the step 1 until the transportation of all the pipe pieces is completed circularly.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention has strong bearing capacity and safe and stable lifting due to the arrangement of the rigging component and the lower support bracket, can manufacture the lower support bracket according to the size and the weight of the duct piece, can stack a plurality of duct pieces on the lower support bracket in a single time, and improves the transportation quantity of the duct pieces in a single time, thereby improving the transportation efficiency and having better adaptability to the duct pieces with different sizes.
2. The invention is provided with the shackle, the rigging component is detachably connected with the lower support bracket through the shackle, the connection is released after the duct piece is lifted to the underground flat car and is connected to the unloaded lower support bracket, the synchronous operation of vertical lifting and horizontal transportation in the tunnel is realized, the accumulated transportation time of the duct piece is greatly shortened, the waiting time is eliminated, and the transportation efficiency of the duct piece is improved.
3. The invention has the advantages of safe and reliable operation, simple and easy manufacture structure, low cost, economy, high efficiency, strong adaptability and the like, can be popularized and applied in tunnel segment construction, and particularly has greater application advantages in long-distance tunneling construction.
Drawings
FIG. 1 is a side view of a large diameter shield tunnel segment rapid vertical transport apparatus of the present invention;
FIG. 2 is a front view of the rapid vertical transport device for large diameter shield tunnel segments of the present invention;
FIG. 3 is a bottom view of the lower support bracket of the rapid vertical transport apparatus for large diameter shield tunnel segments of the present invention;
FIG. 4 is a side view of a hoisting beam in the rapid vertical transport device for large-diameter shield tunnel segments of the present invention;
FIG. 5 is a front view of a double-headed pressing rigging in the rapid vertical transport apparatus for large-diameter shield tunnel segments according to the present invention;
fig. 6 is a front view of a single-ended pressing rigging in the rapid vertical transport apparatus for large-diameter shield tunnel segments according to the present invention.
In the figure, 1 double-head pressing rigging, 2 middle lifting beams, 21 clamping plates, 22 bolt pairs, 23 rope blocking bolt pairs, 3 shackles, 4 lower supporting brackets, 41 hoisting beams, 42 first supporting beams, 43 supporting longitudinal beams, 44 second supporting beams, 45 reinforcing ribs, 46 lug plates, 47 fixing seats, 48 connecting seats, 49 connecting cavities, 5 single-head pressing rigging, 6 pipe pieces and 7 underground flat cars.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
Referring to fig. 1 and 2, a rapid vertical transportation device for large-diameter shield tunnel segments comprises a rigging assembly, shackles 3 and a lower support bracket 4; the upper ends of the pair of rigging components are respectively connected to a hook of the lifting equipment, and the lower ends of the pair of rigging components are respectively detachably connected to the lower support bracket 4 through the shackles 3, so that the pair of rigging components are symmetrically connected between the lower support bracket 4 and the hook of the lifting equipment; a plurality of duct pieces 6 are sequentially stacked on the lower support bracket 4 or the underground flat car 7, and two ends of the duct pieces 6 respectively penetrate through a pair of rigging components.
Referring to fig. 1, 2, 5 and 6, each set of rigging components includes a double-headed pressing rigging 1, a middle suspension beam 2 and a single-headed pressing rigging 5; one end of each single-head pressing rigging 5 is fixedly connected to the two ends of the middle lifting beam 2, and the other end of each single-head pressing lockset 5 is connected to a hook of the lifting equipment; one end of each pair of double-head pressing riggings 1 is connected to a hook of the lifting equipment, the other end of each pair of double-head pressing riggings 1 is detachably connected to the lower supporting bracket 4 through a shackle 3, and the middle parts of the pair of double-head pressing riggings 1 are wound at two ends of the middle lifting beam 2 respectively.
The double-head pressing rigging 1 and the single-head pressing rigging 5 are used as main bearing rigging and have good bearing capacity, the number of rigging components can be increased or decreased according to the single lifting weight of the duct piece 6, the rigging components are symmetrically arranged, and the uniform integral stress is ensured. The middle lifting beam 2 can be used for limiting the stacking height of the duct piece 6 and installing the single-head pressing rigging 5, and meanwhile, the two double-head pressing rigging 1 of the rigging assembly can be separated, so that interference and friction between the double-head pressing rigging 1 and the duct piece 6 are avoided.
Referring to fig. 1 and 2, two ends of the middle lifting beam 2 are respectively provided with a bolt assembly, and each bolt assembly comprises a clamping plate 21, a bolt pair 22 and a rope blocking bolt pair 23; the pair of clamping plates 22 are symmetrically arranged on two sides of the end part of the middle hanging beam 2 respectively, one end of each clamping plate 22 is connected with one end of the single-head pressing rigging 5 through a bolt pair 22, and the other end of each clamping plate 22 is provided with a rope blocking bolt pair 23; a rope threading gap is formed among the pair of clamping plates 22, the bolt pair 22 and the rope blocking bolt pair 23, and the middle part of the double-head pressing rigging 1 is arranged in the rope threading gap in a penetrating mode.
Splint 21 is used for the erection joint of single-end suppression rigging 5, is used for wearing to establish and spacing of double-end suppression rigging 1 simultaneously, ensures the stability of double-end suppression rigging 1 at the handling in-process, avoids taking place to interfere and rub with section of jurisdiction 6 behind the slope of double-end suppression rigging 1.
Referring to fig. 2, the stringing gap is located right above the connecting node of the shackle 3 and the lower support bracket 4, the length of the middle suspension beam 2 is not less than the width of the duct piece 6, so that the lower parts of the pair of double-head pressing riggings 1 are tensioned on two sides of a plurality of duct pieces 6 in parallel, and the upper parts of the pair of double-head pressing riggings 1 form an inverted V-shaped structure above the middle suspension beam 2.
The pair of double-end pressing rigging 1 is arranged in parallel on two sides of the duct piece 6 through the rope threading gap, protection can be formed on two sides of the duct piece 6, and interference of the double-end pressing rigging 1 and the duct piece 6 can be avoided.
Referring to fig. 3, the lower support bracket 4 includes a hoisting beam 41, a first support beam 42, a support longitudinal beam 43 and a second support beam 44; the shackle 3 is detachably connected to the end parts of the hoisting beams 41, and the pair of first supporting beams 42 is detachably connected between the pair of hoisting beams 41 to form a rectangular annular structure; the plurality of support longitudinal beams 43 are respectively arranged between the pair of first support cross beams 42 at intervals, and the plurality of second support cross beams 44 are arranged between the two adjacent support longitudinal beams 43 at intervals.
The hoisting beam 41 is a member connected with the shackle 3, is also a main bearing member for the pipe sheet 6, is made of a high-strength steel structure, and has strong bearing capacity. The structural strength of the whole lower support bracket 4 is improved through the first support cross beam 42, the support longitudinal beams 43 and the second support cross beam 44, and the stacking and hoisting safety of the duct pieces 6 is ensured.
Referring to fig. 4, the top surface of the hoisting beam 41 is a cambered surface structure with a low middle part and high ends, and a fixing seat 47 is formed on the bottom surface of the hoisting beam 41.
The holders are adapted to contact the ground and the downhole platform truck 7 to ensure the stability of the lower support carriage 4 and the stacked segments 6 thereon.
Referring to fig. 4, a connecting seat 48 is installed at an end of the hoisting beam 41, and a connecting cavity 49 is formed in the connecting seat 48, so that the shackle 3 is detachably connected to the connecting seat 48 through the connecting cavity 49.
Through the setting of connecting cavity 49 in connecting seat 48, be convenient for shackle 3 with the connection of hoist and mount roof beam 41 tip, connect the reliability high, and easy dismounting, swift.
Referring to fig. 1 and 4, each hoisting beam 41, the pair of double-ended pressing rigging 1 and the pair of shackles 3 of the rigging assembly located on the same side of the hoisting beam 41 form an isosceles triangle structure, and the axial direction of the connecting cavity 49, the axial direction of the shackles 3 and the waist of the isosceles triangle structure are located on the same straight line.
Because the rigging component is intensively connected to the hook of the lifting equipment at the top, the whole rigging component is arranged in an inclined manner, the inclined angle of the connecting cavity 49 and the rigging component is kept consistent, the transmission of the force of the rigging component and the shackle 3 to the lower supporting bracket 4 is facilitated, the connection reliability and the bearing capacity between the shackle 3 and the lower supporting bracket 4 are also ensured, and the abrasion of a connecting node is avoided.
Referring to fig. 3, a reinforcing rib 45 is provided at a connecting node of the first supporting cross beam 42 and the supporting longitudinal beam 43, so as to further improve the structural strength and the load-bearing capacity of the lower supporting bracket 4.
Referring to fig. 3, two ends of the hoisting beam 41 are formed with ear plates 46, and the first supporting beam 42 is detachably connected to the ear plates 46 through a bolt pair.
Through the arrangement of the ear plates 46 at different positions on the hoisting beam 41, the installation distance of a pair of first supporting beams 42 can be adjusted to meet the supporting requirements of the duct pieces 6 with different sizes.
Referring to fig. 1 to 6, a method for rapidly and vertically transporting a large-diameter shield tunnel segment includes the following steps:
step 1: the lower support bracket 4 is placed in a ground duct piece yard, and a plurality of duct pieces 6 are stacked in sequence on the lower support bracket 4.
The number of stacked segments 6 on the lower support bracket 4 can be determined according to the thickness of the segments 6 and the distance between the lower support bracket 4 and the intermediate suspension beam 2 and the load-bearing capacity of the lower support bracket 4. Preferably, 3 segments 6 can be stacked one on top of the other on the lower support carrier 4.
Step 2: the lower ends of a pair of rigging components are detachably connected to a lower supporting bracket 4 through shackles 3 respectively, two ends of a plurality of pipe pieces 6 penetrate through the pair of rigging components respectively, and the upper ends of the pair of rigging components are connected to a hook of hoisting equipment respectively.
And step 3: the lower support bracket 4 and the plurality of segments 6 are synchronously hoisted to the underground flat car 7 to be transported through a pair of rigging components by hoisting equipment.
And 4, step 4: the shackle 3 is disconnected from the lower support bracket 4 and then steps 5 and 6 are performed simultaneously.
And 5: the lower support bracket 4 and the plurality of segments 6 are transported by the underground flat car 7 to be transported to the segment positioning machine of the shield machine in the tunnel and returned without load.
After the underground flat car 7 transports the duct pieces 6 to the piece positioning machine, underground constructors detach the duct pieces 6 from the lower supporting bracket 4, the lower supporting bracket 4 is still left on the underground flat car 7 and returns to the lifting position of the lifting equipment along with the empty load of the underground flat car 7, and the lifting equipment can conveniently lift the lower supporting bracket 4 back to the ground duct piece storage yard.
Transport round trip in the tunnel through a plurality of flatbeds 7 in the pit, improve section of jurisdiction 6's conveying efficiency, reduce latency.
Step 6: the shackle 3 is detachably connected with a lower support bracket 4 on a downhole flat car 7 which returns after the transportation is finished, and the lower support bracket 4 is hoisted to a ground segment yard through a pair of rigging assemblies by hoisting equipment.
The handling equipment moves back and forth repeatedly between the parking positions of the ground segment yard and the underground flat car 7, so that the continuous and cyclic handling of the segments 6 is ensured, and the waiting time is reduced.
And 7: and (5) returning to the step (1) until the circulation finishes the transportation of all the pipe pieces (6).
The present invention is not limited to the above embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and scope of the present invention should be construed as being included in the present invention.
Claims (10)
1. The utility model provides a quick perpendicular conveyer of major diameter shield tunnel section of jurisdiction which characterized by: comprises a rigging component, a shackle (3) and a lower support bracket (4); the upper ends of the pair of rigging components are respectively connected to the hook of the lifting equipment, and the lower ends of the pair of rigging components are respectively detachably connected to the lower support bracket (4) through the shackles (3), so that the pair of rigging components are symmetrically connected between the lower support bracket (4) and the hook of the lifting equipment; a plurality of duct pieces (6) are sequentially stacked on the lower supporting bracket (4), and two ends of the duct pieces (6) respectively penetrate through the pair of rigging components.
2. The rapid vertical transport device for large-diameter shield tunnel segments as recited in claim 1, wherein: each group of rigging components comprises a double-head pressing rigging (1), a middle hanging beam (2) and a single-head pressing rigging (5); one ends of the pair of single-head pressing riggings (5) are respectively and fixedly connected with two ends of the middle lifting beam (2), and the other ends of the pair of single-head pressing locksets (5) are respectively connected to a hook of the lifting equipment; one end of each pair of double-head pressing riggings (1) is connected to a hook of the lifting equipment respectively, the other end of each pair of double-head pressing rigging (1) is detachably connected to the lower supporting bracket (4) through a shackle (3), and the middle of each pair of double-head pressing rigging (1) is wound around two ends of the middle lifting beam (2) respectively.
3. The rapid vertical transportation device for large-diameter shield tunnel segments as claimed in claim 2, which is characterized in that: both ends of the middle lifting beam (2) are provided with bolt assemblies, and each group of bolt assemblies comprises a clamping plate (21), a bolt pair (22) and a rope blocking bolt pair (23); the pair of clamping plates (22) are respectively and symmetrically arranged on two sides of the end part of the middle hanging beam (2), one end of each clamping plate (22) is connected with one end of the single-head pressing rigging (5) through a bolt pair (22), and the other end of each clamping plate (22) is provided with a rope blocking bolt pair (23); a rope threading gap is formed among the pair of clamping plates (22), the bolt pair (22) and the rope blocking bolt pair (23), and the middle part of the double-head pressing rigging (1) is arranged in the rope threading gap in a penetrating mode.
4. The rapid vertical transportation device for large-diameter shield tunnel segments as recited in claim 3, wherein: the stringing clearance is located right above a connecting node of the shackle (3) and the lower support bracket (4), the length of the middle lifting beam (2) is not less than the width of the duct piece (6), the lower parts of the pair of double-head pressing riggings (1) are tensioned on two sides of the plurality of duct pieces (6) in parallel, and the upper parts of the pair of double-head pressing riggings (1) form an inverted V-shaped structure above the middle lifting beam (2).
5. The large-diameter shield tunnel segment rapid vertical transport device according to claim 1, 2 or 4, characterized in that: the lower support bracket (4) comprises a hoisting beam (41), a first support cross beam (42), a support longitudinal beam (43) and a second support cross beam (44); the shackle (3) is detachably connected to the end part of the hoisting beam (41), and the pair of first supporting cross beams (42) is detachably connected between the pair of hoisting beams (41) to form a rectangular annular structure; the plurality of supporting longitudinal beams (43) are respectively arranged between the pair of first supporting cross beams (42) at intervals, and the plurality of second supporting cross beams (44) are arranged between the two adjacent supporting longitudinal beams (43) at intervals.
6. The rapid vertical transportation device for large-diameter shield tunnel segments as recited in claim 5, wherein: the top surface of the hoisting beam (41) is of a cambered surface structure with a low middle part and high two ends, and a fixed seat (47) is formed on the bottom surface of the hoisting beam (41).
7. The rapid vertical transportation device for large-diameter shield tunnel segments as claimed in claim 6, which is characterized in that: the end of the hoisting beam (41) is provided with a connecting seat (48), and a connecting cavity (49) is formed in the connecting seat (48), so that the shackle (3) is detachably connected to the connecting seat (48) through the connecting cavity (49).
8. The rapid vertical transportation device for large-diameter shield tunnel segments as claimed in claim 7, which is characterized in that: each hoisting beam (41) and a pair of pressing rigging (1) and a pair of shackles (3) of a pair of rigging components positioned on the same side of the hoisting beam (41) form an isosceles triangle structure, and the axial direction of the connecting cavity (49), the axial direction of the shackles (3) and the waist of the isosceles triangle structure are positioned on the same straight line.
9. The rapid vertical transportation device for large-diameter shield tunnel segments as claimed in claim 5, which is characterized in that: reinforcing ribs (45) are arranged at connecting nodes of the first supporting cross beams (42) and the supporting longitudinal beams (43); both ends of the hoisting beam (41) are respectively provided with an ear plate (46), and the first supporting beam (42) is detachably connected to the ear plates (46) through a bolt pair.
10. A transportation method using the rapid vertical transportation device for large-diameter shield tunnel segments as claimed in claim 1, which is characterized in that: the method comprises the following steps:
step 1: placing the lower support bracket (4) in a ground duct piece yard, and stacking a plurality of duct pieces (6) on the lower support bracket (4) in sequence;
step 2: the lower ends of the pair of rigging components are detachably connected to the lower supporting bracket (4) through shackles (3), so that two ends of a plurality of duct pieces (6) respectively penetrate through the pair of rigging components, and the upper ends of the pair of rigging components are respectively connected to a hook of lifting equipment;
and step 3: synchronously hoisting the lower support bracket (4) and a plurality of pipe pieces (6) to an underground flat car (7) to be transported through a pair of rigging components by hoisting equipment;
and 4, step 4: the shackle (3) is disconnected from the lower support bracket (4), and then the step 5 and the step 6 are synchronously executed;
and 5: the lower supporting bracket (4) and a plurality of pipe pieces (6) are transported to a piece positioning machine of the shield machine in the tunnel through an underground flat car (7) to be transported and return in an idle load manner;
step 6: detachably connecting the shackle (3) with a lower support bracket (4) on a downhole flat car (7) returned after the transportation is finished, and hoisting the lower support bracket (4) to a ground segment yard through a pair of rigging assemblies by hoisting equipment;
and 7: and (5) returning to the step (1) until the transportation of all the pipe pieces (6) is completed circularly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211348180.3A CN115614067A (en) | 2022-10-31 | 2022-10-31 | Rapid vertical transportation device and method for large-diameter shield tunnel segment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211348180.3A CN115614067A (en) | 2022-10-31 | 2022-10-31 | Rapid vertical transportation device and method for large-diameter shield tunnel segment |
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| Publication Number | Publication Date |
|---|---|
| CN115614067A true CN115614067A (en) | 2023-01-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211348180.3A Pending CN115614067A (en) | 2022-10-31 | 2022-10-31 | Rapid vertical transportation device and method for large-diameter shield tunnel segment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117738728A (en) * | 2024-01-31 | 2024-03-22 | 中铁一局集团城市轨道交通工程有限公司 | Inter-city railway large-diameter shield rapid tunneling construction transportation method |
-
2022
- 2022-10-31 CN CN202211348180.3A patent/CN115614067A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117738728A (en) * | 2024-01-31 | 2024-03-22 | 中铁一局集团城市轨道交通工程有限公司 | Inter-city railway large-diameter shield rapid tunneling construction transportation method |
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