CN111365027A - Variable-section adjustable lining trolley - Google Patents
Variable-section adjustable lining trolley Download PDFInfo
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- CN111365027A CN111365027A CN202010245361.8A CN202010245361A CN111365027A CN 111365027 A CN111365027 A CN 111365027A CN 202010245361 A CN202010245361 A CN 202010245361A CN 111365027 A CN111365027 A CN 111365027A
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- 230000001502 supplementing effect Effects 0.000 claims abstract description 67
- 238000009415 formwork Methods 0.000 claims description 48
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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
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/102—Removable shuttering; Bearing or supporting devices therefor
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Abstract
A variable-section adjustable lining trolley comprises a top mould unit, side mould units, a top mould supporting beam, a leveling mechanism, a top mould supplementing unit, a top mould supplementing support frame, a transverse moving frame, a middle support column, a longitudinal and transverse moving lifting mechanism and a transverse adjusting oil cylinder, wherein the middle support column and the longitudinal and transverse moving lifting mechanism are arranged on a longitudinal rail; when the top die unit and the top die supporting beam move towards two sides, supplementary spaces are formed between the top die supporting beams and between the top die units, and the top die supplementary units and the top die supplementary supporting frames are installed in the supplementary spaces to form supplementary connection. The continuous section construction method has the advantages of simple structure, low cost, convenience in operation, capability of meeting the construction requirement of a continuous section and capability of improving the construction efficiency.
Description
Technical Field
The invention mainly relates to a tunnel transition section lining construction technology, in particular to a variable section adjustable lining trolley.
Background
A tunnel transition section lining trolley is special equipment for tunnel construction and is used for lining construction of a tunnel section.
At present, the existing tunnel transition section lining trolley mainly comprises a framework unit, an arc-shaped template unit, a connecting template unit and a supporting unit, wherein the arc-shaped template unit consists of a top template, two side templates and two bottom templates. The supporting unit can push each side template to drive the corresponding bottom template to swing outwards, so that the outer contour of the template unit is expanded outwards, the requirement for tunnels with different sizes and sections is met, and the construction cost is reduced.
Because the arch part of the existing tunnel transition section lining trolley can not be adjusted, the trolley can not meet the construction requirements when the tunnel has a plurality of continuous sections.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a variable-section adjustable lining trolley which is simple in structure, low in cost, convenient to operate, capable of meeting the construction requirement of continuous sections and capable of improving the construction efficiency.
In order to solve the technical problems, the invention adopts the following technical scheme:
a variable-section adjustable lining trolley comprises a plurality of top mould units, a pair of side mould units, a pair of top mould supporting beams, a pair of leveling mechanisms, at least a pair of top mould supplementing units, a top mould supplementing supporting frame, a transverse moving frame, a middle supporting column, a pair of longitudinal and transverse moving lifting mechanisms and a pair of transverse adjusting oil cylinders, wherein the middle supporting column is arranged on a longitudinal rail, the pair of longitudinal and transverse moving lifting mechanisms are arranged on the longitudinal rail and positioned at two sides of the middle supporting column, the pair of transverse adjusting oil cylinders are respectively connected with the middle supporting column and the longitudinal and transverse moving lifting mechanisms at corresponding sides, the transverse moving frame is arranged at the tops of the longitudinal and transverse moving lifting mechanisms at the middle supporting column and two sides, the pair of top mould supporting beams are respectively arranged on the transverse moving frame through the corresponding leveling mechanisms, each top mould unit is arranged on the corresponding top mould supporting beam, each top mould unit is mutually connected to form an arc-shaped arch crown, and a connecting, the pair of side die units are arranged on the sides of the longitudinal and transverse moving lifting mechanism and connected with the corresponding top die units to form arc arch sides; when a pair of transverse adjusting oil cylinders drive a pair of longitudinal transverse moving lifting mechanisms to drive a top die supporting beam to move towards two sides through a transverse moving frame and drive a top die unit and the top die supporting beam to move towards two sides through a transverse adjusting mechanism, a supplementing space is formed between the two top die supporting beams and between the two top die units positioned at the arch top, the top die supplementing unit and the top die supplementing supporting frame are installed in the corresponding supplementing space and are in supplementing connection with the corresponding top die unit and the top die supporting beam, the top die supplementing unit forms a new arch crown part, and a connection point between the two top die supplementing units positioned at the new arch crown part is coincided with the center line of the arch top, and the top die supplementing unit is connected with the top die supplementing supporting frame.
As a further improvement of the above technical solution:
the horizontal adjusting mechanism comprises a horizontal moving oil cylinder and a pair of supporting tables, buckling wheels are arranged at the bottoms of the supporting tables, the supporting tables are arranged on the transverse moving frame at intervals in a sliding mode through the buckling wheels, the two ends of the horizontal moving oil cylinder are connected with the supporting tables, and the horizontal moving oil cylinder is hinged to the transverse moving frame.
The top die unit comprises a top die plate and a top die supporting piece, and the top die plate is connected with the top die supporting beam through the top die supporting piece.
The top mould supporting piece comprises a vertical supporting rod and an oblique supporting rod, the vertical supporting rod is connected with the top mould plate and the top mould supporting beam, and the oblique supporting rod is connected with the vertical supporting rod and the top mould supporting beam.
The vertical support rod comprises a vertical screw rod and a pair of vertical thread loop bars, one vertical thread loop bar is hinged with the top template, the other vertical thread loop bar is fixedly connected with the top template support beam, the vertical screw rod is in threaded connection with the pair of vertical thread loop bars, and the oblique support rod is connected with the vertical thread loop bar on the upper portion.
The inclined support rod comprises an inclined screw rod and a pair of inclined thread sleeve rods, the pair of inclined thread sleeve rods are hinged to the vertical thread sleeve rods and the top die supporting beam respectively, and the inclined screw rod is in threaded connection with the pair of inclined thread sleeve rods.
A transverse pulling piece is connected between the two vertical supporting rods positioned on the top of the arch.
The transverse pulling piece comprises a transverse screw rod and a pair of transverse threaded sleeve rods, the pair of transverse threaded sleeve rods are hinged to the vertical threaded sleeve rods on the two sides respectively, and the transverse screw rod is in threaded connection with the pair of transverse threaded sleeve rods.
The side formwork unit comprises a side formwork and a side formwork support piece, the side formwork is hinged to the top formwork, and the side formwork is connected with the side of the longitudinal and transverse moving lifting mechanism through the side formwork support piece.
The side formwork support piece comprises a side formwork support rod and a side formwork anchor rod, the side formwork is connected with the side of the longitudinal and transverse moving lifting mechanism through the side formwork support rod, and the side formwork is further connected with the bottom of the tunnel through the side formwork anchor rod.
The side die supporting rod comprises a side die threaded sleeve rod and a pair of side die screw rods, the side die screw rods are hinged to the side die plate and the side of the longitudinal and transverse moving lifting mechanism respectively, and the side die threaded sleeve rod is in threaded connection with the side die screw rods respectively.
And all the adjacent top templates are hinged with each other.
And a locking mechanism is arranged between every two adjacent top templates.
The locking mechanism comprises a pair of connecting seats and a locking plate, the connecting seats are respectively arranged on the adjacent top templates, and two ends of the locking plate are respectively and fixedly connected with the corresponding connecting seats.
The top die supplementing unit comprises a top die supplementing plate and a supplementing supporting rod, the top die supplementing plate is arranged in the supplementing space and is hinged with the top die plate, and the supplementing supporting rod is connected with the top die supplementing plate and the top die supplementing supporting frame.
The supplementary support rod comprises a vertical supplementary screw rod and a pair of vertical supplementary thread loop bars, one vertical supplementary thread loop bar is hinged with the top die supplementary plate, the other vertical supplementary thread loop bar is fixedly connected with the top die supplementary support frame, and the vertical supplementary screw rod is in threaded connection with the pair of vertical supplementary thread loop bars.
The top die supplementing support frame comprises a supplementing cross beam, a supporting cross beam and a plurality of vertical beams, the supplementing cross beam is arranged in the supplementing space and is connected with the top die supporting beam, the supporting cross beam is arranged on the supplementing cross beam through the plurality of vertical beams, and the vertical supplementing threaded sleeve rod is fixedly connected with the supporting cross beam.
The transverse moving frame comprises an inner fixed beam and a pair of outer transverse moving sleeve frames, the inner fixed beam is fixedly connected with the top of the middle support column, the outer transverse moving sleeve frames are slidably arranged on the inner fixed beam, a pair of longitudinal and transverse moving lifting mechanisms are fixedly connected with the outer transverse moving sleeve frames on the corresponding sides, and a pair of leveling mechanisms are slidably connected with the outer transverse moving sleeve frames on the corresponding sides.
The cross sliding frame further comprises extension blocks, and the extension blocks are connected to the two ends of the inner fixed beam in a complementary mode.
The outer transverse moving sleeve frame is fixedly connected with the transverse moving frame, the transverse adjusting oil cylinder is connected with the transverse moving frame on the corresponding side, the lifting oil cylinder is installed on the transverse moving frame, longitudinal moving rollers are installed at the bottom of the lifting oil cylinder, and transverse moving rollers are arranged at the bottom of the transverse moving frame.
Compared with the prior art, the invention has the advantages that:
the invention relates to a variable-section adjustable lining trolley which is used for installing a middle supporting column and a pair of longitudinal and transverse moving lifting mechanisms on a longitudinal rail, installing a transverse moving frame on the tops of the middle supporting column and the longitudinal and transverse moving lifting mechanisms on two sides, respectively connecting a pair of transverse adjusting oil cylinders with the middle supporting column and the longitudinal and transverse moving lifting mechanisms on corresponding sides, respectively installing a pair of top formwork supporting beams on the transverse moving frame through corresponding transverse adjusting mechanisms, then installing each top formwork unit on the corresponding top formwork supporting beam, enabling the top formwork units to be mutually connected to form an arc-shaped vault, ensuring that a connecting point between the two top formwork units on the vault is coincided with a center line of the vault, installing a pair of side formwork units on the sides of the longitudinal and transverse moving lifting mechanisms and connecting the side formwork units with the corresponding top formwork units to form an arc-shaped arch edge, and finally carrying out grouting construction. When a tunnel becomes a section, a pair of longitudinal transverse moving lifting mechanisms are driven by a transverse adjusting oil cylinder to drive a top mould supporting beam to move towards two sides through a transverse moving frame and drive a top mould unit and the top mould supporting beam to move towards two sides through a transverse adjusting mechanism, at the moment, a supplement space is formed between the two top mould supporting beams and between the two top mould units positioned at the arch top, a top mould supplement unit and a top mould supplement supporting frame are installed in the corresponding supplement space and form supplement connection with the corresponding top mould unit and the top mould supporting beam, the top mould supplement unit forms a new arch top part, the connection point between the two top mould supplement units positioned at the new arch top part is ensured to coincide with the center line of the arch top, and the top mould supplement unit is fixedly connected with the top mould supplement supporting frame, so that the section-variable grouting construction can be carried out. Compared with the traditional structure. This lining cutting platform truck move about freely and quickly elevating system and top mould unit all can realize transversely widening the removal, realized promptly move about freely and quickly elevating system and arch portion and adjust and widen the function, rethread top mould replenishment unit and top mould replenishment support frame compensate with the replenishment space formation after widening, constituted and adapted to the new sectional arch portion structure, its simple structure, convenient operation, can satisfy continuous sectional construction demand, greatly reduced construction cost, improved the efficiency of construction.
Drawings
FIG. 1 is a schematic structural view of a variable-section adjustable lining trolley according to the present invention.
Fig. 2 is an enlarged schematic view of a portion a of fig. 1.
Fig. 3 is an enlarged schematic view of fig. 1 at B.
Fig. 4 is an enlarged schematic view of fig. 1 at C.
FIG. 5 is a schematic structural view showing an adjustment state of the variable-section adjustable lining trolley according to the present invention.
FIG. 6 is a schematic structural view of the adjustable lining trolley with variable cross-section according to the present invention after adjustment and supplement.
Fig. 7 is an enlarged schematic view of fig. 6 at D.
The reference numerals in the figures denote:
1. a top die unit; 11. a top template; 12. a top die support; 121. a vertical support bar; 1211. a vertical screw rod; 1212. a vertical threaded rod; 122. an oblique supporting rod; 1221. an oblique screw rod; 1222. an oblique threaded sleeve rod; 13. a transverse pulling member; 131. a transverse screw rod; 132. a transverse threaded rod; 14. a locking mechanism; 141. a connecting seat; 142. a locking plate; 2. a side mold unit; 21. a side template; 22. a side form support; 221. a side form support bar; 2211. a side form threaded sleeve rod; 2212. a side form screw rod; 222. side form anchor rods; 3. a top form support beam; 4. a leveling mechanism; 41. a translation oil cylinder; 42. a support table; 43. a pinch roller; 5. a top mold supplement unit; 51. a top mold supplement plate; 52. supplementing the supporting rod; 521. a vertical supplementary screw rod; 522. vertically supplementing a threaded sleeve rod; 6. supplementing a support frame for the top die; 61. supplementing the beam; 62. a support beam; 63. a plurality of vertical beams; 7. transversely moving the frame; 71. an inner fixed beam; 72. the jacket frame is transversely moved; 73. a lengthening block; 8. a middle support column; 9. a vertically and horizontally moving and lifting mechanism; 91. a vertically and horizontally moving frame; 92. a lift cylinder; 93. longitudinally moving the roller; 94. transversely moving the roller; 10. and a transverse adjusting oil cylinder.
Detailed Description
The invention will be described in further detail below with reference to the drawings and specific examples.
Fig. 1 to 7 show an embodiment of a variable-section adjustable lining trolley according to the present invention, which comprises a plurality of top formwork units 1, a pair of side formwork units 2, a pair of top formwork support beams 3, a pair of leveling mechanisms 4, at least a pair of top formwork supplement units 5, a top formwork supplement support frame 6, a traverse carriage 7, a middle support column 8, a pair of traverse lifting mechanisms 9, and a pair of traverse cylinders 10, wherein the middle support column 8 is installed on a longitudinal rail, the pair of traverse lifting mechanisms 9 is installed on the longitudinal rail and located at both sides of the middle support column 8, the pair of traverse cylinders 10 are respectively connected with the middle support column 8 and the traverse lifting mechanisms 9 at the corresponding sides, the traverse carriage 7 is installed at the tops of the middle support column 8 and the traverse lifting mechanisms 9 at both sides, the pair of top formwork support beams 3 are respectively installed on the traverse carriage 7 through the corresponding leveling mechanisms 4, each top formwork unit 1 is installed on the corresponding top formwork support beam 3, The top die units 1 are connected with each other to form an arc-shaped arch top, a connecting point between the two top die units 1 positioned on the arch top is superposed with the center line of the arch top, and a pair of side die units 2 are arranged on the side of the longitudinal and transverse shifting lifting mechanism 9 and connected with the corresponding top die units 1 to form an arc-shaped arch edge; when a pair of transverse adjusting oil cylinders 10 drive a pair of transverse and longitudinal moving lifting mechanisms 9 to drive the top die supporting beams 3 to move towards two sides through the transverse moving frame 7 and drive the top die units 1 and the top die supporting beams 3 to move towards two sides through the transverse adjusting mechanisms 4, supplementary spaces are formed between the two top die supporting beams 3 and between the two top die units 1 positioned at the arch top, the top die supplementary units 5 and the top die supplementary supporting frames 6 are installed in the corresponding supplementary spaces and are in supplementary connection with the corresponding top die units 1 and the top die supporting beams 3, the top die supplementary units 5 form new arch tops, connection points between the two top die supplementary units 5 positioned at the new arch tops are coincided with the center line of the arch tops, and the top die supplementary units 5 are connected with the top die supplementary supporting frames 6. When the grouting device is used, firstly, the middle support column 8 and the pair of longitudinal and transverse shifting lifting mechanisms 9 are installed on a longitudinal rail, the transverse moving frame 7 is installed at the tops of the middle support column 8 and the longitudinal and transverse shifting lifting mechanisms 9 on two sides, then the pair of transverse adjusting oil cylinders 10 are respectively connected with the middle support column 8 and the longitudinal and transverse shifting lifting mechanisms 9 on corresponding sides, the pair of top formwork support beams 3 are respectively installed on the transverse moving frame 7 through the corresponding transverse adjusting mechanisms 4, then each top formwork unit 1 is installed on the corresponding top formwork support beam 3, the top formwork units 1 are mutually connected to form an arc vault, a connection point between the two top formwork units 1 on the vault part needs to be ensured to be coincident with the center line of the vault top, then the pair of side formwork units 2 are installed on the side of the longitudinal and transverse shifting lifting mechanisms 9 and are connected with the corresponding top formwork units 1 to form an arc vault edge, and. When a tunnel becomes a section, a pair of longitudinal and transverse moving lifting mechanisms 9 are driven by a transverse adjusting oil cylinder 10 to drive a top mould supporting beam 3 to move towards two sides through a transverse moving frame 7 and drive a top mould unit 1 and the top mould supporting beam 3 to move towards two sides through a horizontal adjusting mechanism 4, at the moment, a supplementing space is formed between the two top mould supporting beams 3 and between the two top mould units 1 positioned at the arch top, a top mould supplementing unit 5 and a top mould supplementing supporting frame 6 are installed in the corresponding supplementing space and form supplementing connection with the corresponding top mould units 1 and the top mould supporting beams 3, the top mould supplementing unit 5 forms a new arch top, the connection point between the two top mould supplementing units 5 positioned at the new arch top is ensured to be coincided with the center line of the arch top, and the top mould supplementing unit 5 is connected and fixed with the top mould supplementing supporting frame 6, so that grouting construction of the section can be performed. Compared with the traditional structure. This lining cutting platform truck move about freely and quickly elevating system 9 and top mould unit 1 all can realize transversely widening the removal, realized promptly move about freely and quickly elevating system 9 and the arch portion is adjusted and is widened the function, rethread top mould replenishment unit 5 and top mould replenishment support frame 6 compensate with the supplementary space formation after widening, constituted and adapted to the new sectional arch portion structure, its simple structure, convenient operation, can satisfy continuous sectional construction demand, greatly reduced construction cost, improved the efficiency of construction.
In this embodiment, leveling mechanism 4 includes translation hydro-cylinder 41 and a pair of supporting bench 42, and a pair of supporting bench 42 bottom is equipped with detains the wheel 43, and a pair of supporting bench 42 is interval cunning dress on sideslip frame 7 through detaining wheel 43, and a pair of supporting bench 42 is connected at the both ends of translation hydro-cylinder 41, and translation hydro-cylinder 41 is articulated with sideslip frame 7. In this structure, when needs transversely widen, start translation hydro-cylinder 41, because brace table 42 passes through the smooth dress of detaining wheel 43 on sideslip frame 7, brace table 42 can realize lateral shifting at sideslip frame 7, and drive a mould unit 1 and a mould supporting beam 3 and remove to both sides, when reacing required position, realize the location by translation hydro-cylinder 41 self restraint and brace table 42 overdraft, guarantee to widen the stability after, its simple structure, design benefit.
In this embodiment, the top die unit 1 includes a top die plate 11 and a top die support 12, and the top die plate 11 is connected to the top die support beam 3 through the top die support 12. In the structure, each top template 11 is connected with the top template supporting beam 3 through the top template supporting piece 12 to form a supporting system for the top templates 11, and the structure is simple and reliable.
In this embodiment, the top formwork support 12 includes a vertical support bar 121 and an oblique support bar 122, the vertical support bar 121 connects the top formwork 11 and the top formwork support beam 3, and the oblique support bar 122 connects the vertical support bar 121 and the top formwork support beam 3. Through the cooperation of vertical bracing piece 121 and diagonal bracing piece 122, improved the intensity of support system greatly.
In this embodiment, the vertical support rod 121 includes a vertical screw 1211 and a pair of vertical threaded rods 1212, one vertical threaded rod 1212 is hinged to the top die plate 11, the other vertical threaded rod 1212 is fixedly connected to the top die support beam 3, the vertical screw 1211 is in threaded connection with the pair of vertical threaded rods 1212, and the inclined support rod 122 is connected to the vertical threaded rod 1212 on the upper portion. In the structure, the change of the arc shape can be adapted through the hinge structure; and the adjustability of the distance between the top formwork 11 and the top formwork supporting beam 3 can be realized through the threaded connection of the vertical screw rod 1211 and the vertical threaded sleeve rod 1212, and the adaptability of the whole structure is further improved.
In this embodiment, the diagonal support rod 122 includes a diagonal screw rod 1221 and a pair of diagonal threaded sleeve rods 1222, the pair of diagonal threaded sleeve rods 1222 are respectively hinged to the vertical threaded sleeve rod 1212 and the top mold support beam 3, and the diagonal screw rod 1221 is in threaded connection with the pair of diagonal threaded sleeve rods 1222. The change of the arc shape can be adapted through the hinge structure; and through the threaded connection of slant lead screw 1221 and slant screw loop bar 1222, can realize the adjustability of interval between top form 11 and the top form supporting beam 3, further improved overall structure's adaptability.
In this embodiment, a horizontal pulling member 13 is connected between two vertical support rods 121 at the top of the arch. The arrangement of the transverse pull piece 13 improves the stability and strength between the two vertical support rods 121 on the top of the arch.
In this embodiment, the transverse pulling member 13 includes a transverse screw rod 131 and a pair of transverse threaded rods 132, the pair of transverse threaded rods 132 are respectively hinged to the vertical threaded rods 1212 at both sides, and the transverse screw rod 131 is in threaded connection with the pair of transverse threaded rods 132. The change of the arc shape can be adapted through the hinge structure; and through the threaded connection of the transverse screw rod 131 and the transverse threaded sleeve rod 132, the adjustability of the distance between the two vertical supporting rods 121 positioned at the top of the arch can be realized, and the adaptability of the whole structure is further improved.
In this embodiment, the side form unit 2 includes a side form 21 and a side form support 22, the side form 21 is hinged to the top form 11, and the side form 21 is connected to the side of the vertical and horizontal movement lifting mechanism 9 through the side form support 22. In the structure, each side template 21 is connected with the longitudinal and transverse moving lifting mechanism 9 through the side template supporting piece 22 to form a supporting system for the side templates 21, and the structure is simple and reliable.
In this embodiment, the side form supporting member 22 includes a side form supporting rod 221 and a side form anchor rod 222, the side form 21 is connected to the side of the longitudinal and transverse movement lifting mechanism 9 through the side form supporting rod 221, and the side form 21 is further connected to the bottom of the tunnel through the side form anchor rod 222. Through the cooperation of side forms bracing piece 221 and side forms stock 222, improved the intensity of support system greatly.
In this embodiment, the side mold support rod 221 includes a side mold threaded sleeve rod 2211 and a pair of side mold screws 2212, the pair of side mold screws 2212 are respectively hinged to the side mold plate 21 and the side of the vertical and horizontal movement lifting mechanism 9, and the side mold threaded sleeve rod 2211 is respectively in threaded connection with the pair of side mold screws 2212. The change of the arc shape can be adapted through the hinge structure; and the thread connection of the side die screw rod 2212 and the side die thread sleeve rod 2211 can realize the adjustability of the distance between the side die plate 21 and the longitudinal and transverse movement lifting mechanism 9, and further improve the adaptability of the whole structure.
In this embodiment, the adjacent top forms 11 are hinged to each other. Through mutual hinge joint between the top templates 11, the adjustability of radian is guaranteed, and the arc-shaped change can be adapted to.
In this embodiment, a locking mechanism 14 is provided between each adjacent top mold plate 11. The locking mechanism 14 can lock the top formwork 11 after being hinged and adjusted, and construction quality is greatly improved.
In this embodiment, the locking mechanism 14 includes a pair of connecting seats 141 and a locking plate 142, the pair of connecting seats 141 are respectively disposed on the adjacent top forms 11, and both ends of the locking plate 142 are respectively fastened to the corresponding connecting seats 141. In this structure, when each top form 11 is adjusted to a desired position, the locking is completed by the fastening connection between the locking piece 142 and the connecting seat 141, and the structure is simple and easy.
In this embodiment, the top mold complementing unit 5 includes a top mold complementing plate 51 and a complementing support rod 52, the top mold complementing plate 51 is disposed in the complementing space and hinged to the top mold plate 11, and the complementing support rod 52 connects the top mold complementing plate 51 and the top mold complementing support frame 6. A new vault structure is formed by hinging the top mould supplementing plate 51 with the top mould plates 11 at two sides, and then a support is formed by supplementing the support rod 52, so that the stability of the new vault structure is ensured.
In this embodiment, the supplementary support rod 52 includes a vertical supplementary screw 521 and a pair of vertical supplementary threaded rods 522, one vertical supplementary threaded rod 522 is hinged to the top mold supplementary plate 51, the other vertical supplementary threaded rod 522 is fixedly connected to the top mold supplementary support frame 6, and the vertical supplementary screw 521 is in threaded connection with the pair of vertical supplementary threaded rods 522. The change of the arc shape can be adapted through the hinge structure; and the adjustability of the distance between the top die supplement plate 51 and the top die supplement support frame 6 can be realized through the threaded connection of the vertical supplement screw rod 521 and the vertical supplement threaded sleeve rod 522, and the adaptability of the whole structure is further improved.
In this embodiment, the top mold supplement support frame 6 includes a supplement cross beam 61, a support cross beam 62, and a plurality of vertical beams 63, the supplement cross beam 61 is disposed in the supplement space and connected to the top mold support beam 3, the support cross beam 62 is mounted on the supplement cross beam 61 through the plurality of vertical beams 63, and the vertical supplement threaded sleeve rod 522 is fixedly connected to the support cross beam 62. In the structure, a new supporting system of the vault structure is formed by the supplementary cross beams 61, the supporting cross beams 62 and the plurality of vertical beams 63, and the stability of the new vault structure is ensured.
In this embodiment, the traverse frame 7 includes an inner fixed beam 71 and a pair of outer traverse frames 72, the inner fixed beam 71 is fixedly connected to the top of the middle support column 8, the outer traverse frames 72 are slidably mounted on the inner fixed beam 71, a pair of vertical and horizontal moving lifting mechanisms 9 is fixedly connected to the outer traverse frames 72 on the corresponding sides, and a pair of leveling mechanisms 4 is slidably connected to the outer traverse frames 72 on the corresponding sides. In the structure, the transverse adjusting oil cylinder 10 drives the transverse moving lifting mechanism 9 to transversely move, so that the outer transverse moving sleeve frame 72 is driven to move on the inner fixing beam 71, the widening function is finally realized, and the structure is simple and ingenious.
In this embodiment, the cross-car frame 7 further includes an extension block 73, and the extension block 73 is additionally connected to both ends of the inner fixed beam 71. The arrangement of the extension block 73 can lengthen the inner fixed beam 71, considerably prolongs the variable stroke of the outer transverse moving sleeve frame 72, can adapt to the construction of a large-span variable-section tunnel, and has simple structure and ingenious conception.
In this embodiment, the vertical and horizontal movement lifting mechanism 9 includes a vertical and horizontal movement frame 91 and a lifting cylinder 92, the outer horizontal movement jacket frame 72 is fixedly connected with the vertical and horizontal movement frame 91, the horizontal adjustment cylinder 10 is connected with the vertical and horizontal movement frame 91 of the corresponding side, the lifting cylinder 92 is installed on the vertical and horizontal movement frame 91, a vertical movement roller 93 is installed at the bottom of the lifting cylinder 92, and a horizontal movement roller 94 is installed at the bottom of the vertical and horizontal movement frame 91. When the width needs to be widened, the transverse moving rail can be laid firstly, the transverse moving roller 94 at the bottom of the longitudinal and transverse moving frame 91 bears on the transverse moving rail, at the moment, the lifting oil cylinder 92 contracts to enable the longitudinal moving roller 93 to be separated from the longitudinal moving rail, then the transverse adjusting oil cylinder 10 is started to drive the longitudinal and transverse moving lifting mechanism 9 to transversely move, so that the outer transverse moving sleeve frame 72 is driven to move on the inner fixed beam 71, and finally the widening function is realized. The lifting oil cylinder 92 can also drive the top die unit 1 to descend, so that demolding is facilitated.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make numerous possible variations and modifications to the present invention, or modify equivalent embodiments to equivalent variations, without departing from the scope of the invention, using the teachings disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.
Claims (20)
1. The utility model provides a lining cutting platform truck with adjustable section which characterized in that: the device comprises a plurality of top die units (1), a pair of side die units (2), a pair of top die supporting beams (3), a pair of leveling mechanisms (4), at least a pair of top die supplementing units (5), a top die supplementing supporting frame (6), a transverse moving frame (7), a middle supporting column (8), a pair of longitudinal transverse moving lifting mechanisms (9) and a pair of transverse moving oil cylinders (10), wherein the middle supporting column (8) is arranged on a longitudinal rail, the pair of longitudinal transverse moving lifting mechanisms (9) are arranged on the longitudinal rail and positioned at two sides of the middle supporting column (8), the pair of transverse moving oil cylinders (10) are respectively connected with the middle supporting column (8) and the longitudinal and transverse moving lifting mechanisms (9) at corresponding sides, the transverse moving frame (7) is arranged at the tops of the middle supporting column (8) and the longitudinal and transverse moving lifting mechanisms (9) at two sides, and the pair of top die supporting beams (3) are respectively arranged on the transverse moving frame (, each top die unit (1) is arranged on a corresponding top die supporting beam (3), the top die units (1) are connected with each other to form an arc-shaped vault, a connecting point between the two top die units (1) positioned on the vault is superposed with the center line of the vault, and a pair of side die units (2) are arranged on the side of the longitudinal and transverse shifting lifting mechanism (9) and connected with the corresponding top die units (1) to form an arc-shaped vault edge; when a pair of longitudinal transverse moving lifting mechanisms (9) are driven by a pair of transverse adjusting oil cylinders (10) to drive the top die supporting beam (3) to move towards two sides through the transverse moving frame (7) and drive the top die unit (1) and the top die supporting beam (3) to move towards two sides through the transverse adjusting mechanism (4), a supplementary space is formed between the two top mould supporting beams (3) and between the two top mould units (1) positioned at the top of the arch, the top mould supplementing unit (5) and the top mould supplementing support frame (6) are arranged in the corresponding supplementing space and form supplementing connection with the corresponding top mould unit (1) and the top mould support beam (3), the top mould supplementing units (5) form a new arch top, and the connecting point between the two top mould supplementing units (5) of the new arch top is coincided with the center line of the arch top, the top die supplementing unit (5) is connected with the top die supplementing support frame (6).
2. The adjustable lining trolley of claim 1, wherein: the horizontal adjusting mechanism (4) comprises a horizontal moving oil cylinder (41) and a pair of supporting tables (42), buckling wheels (43) are arranged at the bottoms of the supporting tables (42), the supporting tables (42) are arranged on the transverse moving frame (7) in a sliding mode at intervals through the buckling wheels (43), the two ends of the horizontal moving oil cylinder (41) are connected with the supporting tables (42), and the horizontal moving oil cylinder (41) is hinged to the transverse moving frame (7).
3. The adjustable lining trolley of claim 2, wherein: the top die unit (1) comprises a top die plate (11) and a top die supporting piece (12), and the top die plate (11) is connected with the top die supporting beam (3) through the top die supporting piece (12).
4. The adjustable lining trolley of claim 3, wherein: the top formwork supporting piece (12) comprises a vertical supporting rod (121) and an oblique supporting rod (122), the vertical supporting rod (121) is connected with the top formwork (11) and the top formwork supporting beam (3), and the oblique supporting rod (122) is connected with the vertical supporting rod (121) and the top formwork supporting beam (3).
5. The adjustable lining trolley of claim 4, wherein: vertical bracing piece (121) include vertical lead screw (1211) and a pair of vertical screw loop bar (1212), and a vertical screw loop bar (1212) is articulated with top template (11), another vertical screw loop bar (1212) and a top template supporting beam (3) rigid coupling, vertical lead screw (1211) and a pair of vertical screw loop bar (1212) threaded connection, vertical screw loop bar (1212) that is located upper portion is connected in diagonal bracing piece (122).
6. The adjustable lining trolley of claim 5, wherein: the inclined supporting rod (122) comprises an inclined screw rod (1221) and a pair of inclined threaded sleeve rods (1222), the pair of inclined threaded sleeve rods (1222) are hinged to the vertical threaded sleeve rod (1212) and the top die supporting beam (3) respectively, and the inclined screw rod (1221) is in threaded connection with the pair of inclined threaded sleeve rods (1222).
7. The adjustable lining trolley of claim 6, wherein: a transverse pulling piece (13) is connected between the two vertical supporting rods (121) positioned at the top of the arch.
8. The adjustable lining trolley of claim 7, wherein: the transverse pulling piece (13) comprises a transverse screw rod (131) and a pair of transverse threaded sleeve rods (132), the pair of transverse threaded sleeve rods (132) are hinged to the vertical threaded sleeve rods (1212) on the two sides respectively, and the transverse screw rod (131) is in threaded connection with the pair of transverse threaded sleeve rods (132).
9. The adjustable lining trolley of claim 8, wherein: the side form unit (2) comprises a side form plate (21) and a side form supporting piece (22), the side form plate (21) is hinged to the top form plate (11), and the side form plate (21) is connected with the side of the longitudinal and transverse moving lifting mechanism (9) through the side form supporting piece (22).
10. The adjustable lining trolley of claim 9, wherein: side forms support piece (22) include side forms bracing piece (221) and side forms stock (222), side forms (21) are connected with vertically and horizontally moving elevating system (9) avris through side forms bracing piece (221), and side forms (21) still are connected with the tunnel bottom through side forms stock (222).
11. The adjustable lining trolley of claim 10 wherein: the side die supporting rod (221) comprises a side die threaded sleeve rod (2211) and a pair of side die screw rods (2212), the side die screw rods (2212) are hinged to the side of the side die plate (21) and the longitudinal and transverse moving lifting mechanism (9) respectively, and the side die threaded sleeve rod (2211) is in threaded connection with the side die screw rods (2212) respectively.
12. The adjustable lining trolley of any one of claims 3 to 11, wherein: the adjacent top templates (11) are hinged with each other.
13. The adjustable lining trolley of claim 12, wherein: and a locking mechanism (14) is arranged between every two adjacent top templates (11).
14. The adjustable lining trolley of claim 13 wherein: the locking mechanism (14) comprises a pair of connecting seats (141) and a locking plate (142), the connecting seats (141) are respectively arranged on the adjacent top templates (11), and two ends of the locking plate (142) are respectively fixedly connected with the corresponding connecting seats (141).
15. The adjustable lining trolley of any one of claims 3 to 11, wherein: the top die supplementing unit (5) comprises a top die supplementing plate (51) and a supplementing support rod (52), the top die supplementing plate (51) is arranged in the supplementing space and hinged with the top die plate (11), and the supplementing support rod (52) is connected with the top die supplementing plate (51) and the top die supplementing support frame (6).
16. The adjustable lining trolley of claim 15 wherein: the supplementary support rod (52) comprises a vertical supplementary screw rod (521) and a pair of vertical supplementary threaded sleeve rods (522), one vertical supplementary threaded sleeve rod (522) is hinged to the top die supplementary plate (51), the other vertical supplementary threaded sleeve rod (522) is fixedly connected with the top die supplementary support frame (6), and the vertical supplementary screw rod (521) is in threaded connection with the pair of vertical supplementary threaded sleeve rods (522).
17. The adjustable lining trolley of claim 16 wherein: the top die supplementing support frame (6) comprises a supplementing cross beam (61), a supporting cross beam (62) and a plurality of vertical beams (63), the supplementing cross beam (61) is arranged in a supplementing space and connected with the top die supporting beam (3), the supporting cross beam (62) is installed on the supplementing cross beam (61) through the plurality of vertical beams (63), and the vertical supplementing threaded sleeve rod (522) is fixedly connected with the supporting cross beam (62).
18. The adjustable lining trolley of any one of claims 3 to 11, wherein: the transverse moving frame (7) comprises an inner fixed beam (71) and a pair of outer transverse moving sleeve frames (72), the inner fixed beam (71) is fixedly connected with the top of the middle support column (8), the outer transverse moving sleeve frames (72) are slidably arranged on the inner fixed beam (71), a pair of longitudinal and transverse moving lifting mechanisms (9) are fixedly connected with the outer transverse moving sleeve frames (72) on the corresponding sides, and a pair of horizontal adjusting mechanisms (4) are slidably connected with the outer transverse moving sleeve frames (72) on the corresponding sides.
19. The adjustable lining trolley of claim 18 wherein: the cross sliding frame (7) further comprises an extension block (73), and the extension block (73) is connected to two ends of the inner fixing beam (71) in a supplementing mode.
20. The adjustable lining trolley of claim 19 wherein: the transverse and longitudinal movement lifting mechanism (9) comprises a transverse and longitudinal movement frame (91) and a lifting oil cylinder (92), an outer transverse movement sleeve frame (72) is fixedly connected with the transverse and longitudinal movement frame (91), a transverse adjusting oil cylinder (10) is connected with the transverse and longitudinal movement frame (91) of the corresponding side, the lifting oil cylinder (92) is installed on the transverse and longitudinal movement frame (91), a longitudinal movement roller (93) is installed at the bottom of the lifting oil cylinder (92), and a transverse movement roller (94) is arranged at the bottom of the transverse and longitudinal movement frame (91).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010245361.8A CN111365027A (en) | 2020-03-31 | 2020-03-31 | Variable-section adjustable lining trolley |
| PCT/CN2020/134534 WO2021196705A1 (en) | 2020-03-31 | 2020-12-08 | Variable section adjustable lining trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010245361.8A CN111365027A (en) | 2020-03-31 | 2020-03-31 | Variable-section adjustable lining trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111365027A true CN111365027A (en) | 2020-07-03 |
Family
ID=71207213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010245361.8A Pending CN111365027A (en) | 2020-03-31 | 2020-03-31 | Variable-section adjustable lining trolley |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN111365027A (en) |
| WO (1) | WO2021196705A1 (en) |
Cited By (4)
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| CN112832818A (en) * | 2021-02-09 | 2021-05-25 | 中建七局交通建设有限公司 | Device and method for eliminating risks at vault of tunnel after blasting construction |
| WO2021196706A1 (en) * | 2020-03-31 | 2021-10-07 | 中铁五局集团有限公司 | Variable-section-adjustable arch mold device for lining trolley |
| WO2021196704A1 (en) * | 2020-03-31 | 2021-10-07 | 中铁五局集团有限公司 | Method for adjusting variable section of adjustable lining trolley |
| WO2021196705A1 (en) * | 2020-03-31 | 2021-10-07 | 中铁五局集团有限公司 | Variable section adjustable lining trolley |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114753407B (en) * | 2022-03-25 | 2023-09-12 | 中机中联工程有限公司 | Combined steel frame structure for pouring full section of underground passage and construction method |
| CN118030125B (en) * | 2024-04-12 | 2024-06-07 | 天津泰达数智科技发展有限公司 | Two lining trolley for tunnel construction |
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| Publication number | Publication date |
|---|---|
| WO2021196705A1 (en) | 2021-10-07 |
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