CN210599004U - A external mold platform truck for open cut tunnel construction lining cutting - Google Patents
A external mold platform truck for open cut tunnel construction lining cutting Download PDFInfo
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- CN210599004U CN210599004U CN201921360930.2U CN201921360930U CN210599004U CN 210599004 U CN210599004 U CN 210599004U CN 201921360930 U CN201921360930 U CN 201921360930U CN 210599004 U CN210599004 U CN 210599004U
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Abstract
The utility model provides an external mold trolley for open cut tunnel construction lining, which comprises a portal assembly, a bracket assembly, a template assembly, a jacking mechanism and a traveling mechanism; the template assembly is arranged on the portal assembly through the bracket assembly, the position of the template assembly is adjusted relative to the portal assembly through the bracket assembly, the portal assembly is further provided with a jacking mechanism and a traveling mechanism, the external mold trolley is integrally adjusted up and down through the jacking mechanism, and the external mold trolley is integrally traveled through the traveling mechanism. The utility model discloses an external mold platform truck can adjust the template assembly, satisfies the demand of different lining cutting thickness, sets up anti device of floating simultaneously and can effectively prevent to pour in-process template come-up and running the mould.
Description
Technical Field
The utility model relates to a lining cutting platform truck technical field, concretely relates to an external mold platform truck for open cut tunnel construction lining cutting.
Background
In many tunnel places, mountain areas are dangerous and bad in land shape and are easily damaged by collapse, falling stones or flowing stones, debris flow and the like. In order to ensure the operation safety of the tunnel and to rectify the falling rocks, landslides and other diseases appearing in the cutting, various open cut tunnels are built at the tunnel mouths in the construction of a plurality of tunnels, and a good effect is achieved.
In open cut tunnel lining construction, a combined template is generally adopted for lining, the combined template is adopted for lining, the combined template can be used for lining the contour of a tunnel according to different lining thicknesses, but the combined template is not movable, the combined template needs to be manually disassembled and assembled once in construction and conveyed to next construction, the disassembling and assembling time is long, the construction cost is high, and the forming quality is not guaranteed during lining.
In view of the above, there is a need for an external mold trolley for lining open cut tunnel construction to solve the problems in the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an external mold platform truck for open cut tunnel construction lining cutting, concrete technical scheme is as follows:
an external mold trolley for open cut tunnel construction lining comprises a portal assembly, a bracket assembly, a template assembly, a jacking mechanism and a traveling mechanism;
the template assembly is arranged on the portal assembly through the bracket assembly, the position of the template assembly is adjusted relative to the portal assembly through the bracket assembly, the portal assembly is further provided with a jacking mechanism and a traveling mechanism, the external mold trolley is integrally adjusted up and down through the jacking mechanism, and the external mold trolley is integrally traveled through the traveling mechanism.
Preferably, in the above technical scheme, the formwork assembly comprises a side formwork, a small movable formwork and a top formwork connecting beam, the side formwork and the small movable formwork are sequentially arranged at two ends of the top formwork connecting beam, and the side formwork and the small movable formwork are rotatably connected with each other, so that an arc-shaped outline required by tunnel construction is formed;
articulated through the round pin axle between side form and the little movable mould, be equipped with little movable mould adjusting part and template support pull rod between side form and the little movable mould, little movable mould adjusting part and template support pull rod homogeneous end swing joint the side form, the little movable mould of other end swing joint realize driving little movable mould through little movable mould adjusting part and for the motion of side form, support the pull rod through the template and realize fixed little movable mould and side form.
Preferably among the above technical scheme, the top mould tie-beam includes two piece at least tie-beam bodies and tie-beam extension festival, the tie-beam extension festival sets up between adjacent tie-beam body.
Preferably, in the above technical scheme, the formwork assembly further comprises an anti-floating device, the anti-floating device comprises a formwork supporting jack, an anti-floating base and a ground supporting jack, one end of the formwork supporting jack, the anti-floating base and the ground supporting jack is connected with the ground, and the other end of the formwork supporting jack, the anti-floating base and the ground supporting jack are connected with a small moving die, so that formwork running and floating during lining are prevented;
the template supporting jack is vertically arranged, one end of the template supporting jack is connected with the small movable mold, and the other end of the template supporting jack is connected with the ground; the ground supporting jack is obliquely arranged, one end of the ground supporting jack is connected with the small movable die, and the other end of the ground supporting jack is connected with the ground; the anti-floating base comprises a pressing rod, a fixed base and a ground supporting pull rod, the fixed base is arranged on the ground, one end of the pressing rod is movably connected with the fixed base, the other end of the pressing rod is used for pressing an anti-floating longitudinal beam on a small movable die, one end of the ground supporting pull rod is connected with the ground, the other end of the ground supporting pull rod is connected with the pressing rod, and pressing force is applied to the pressing rod and the anti-floating longitudinal beam through the ground supporting pull rod.
Above technical scheme is preferred, still be equipped with an at least template support member between the interior template of the template assembly of external mold platform truck and centre form platform truck, the template support member includes slide rail, slide and template vaulting pole, the slide rail sets up in the junction between side form and top mould tie-beam, the slide slidable sets up on the slide rail, all be equipped with at least one regulation hole on slide and the template vaulting pole, realize adjusting the extension length of template vaulting pole through regulation hole on the slide, the regulation hole on the template vaulting pole and setting element cooperation to the realization is adapted to the sectional lining cutting of different thickness.
Preferably among the above technical scheme, the portal assembly includes portal stand group, portal crossbeam group and portal crossbeam group, and portal crossbeam group includes many longerons under the portal that are located the lower part of longeron on the portal on upper portion and many, and many portal crossbeams that are located longeron on the portal on upper portion and in portal crossbeam group form frame construction, the upper end of many portal stands in the portal stand group all is connected with frame construction, and the lower extreme of many portal stands is connected with many portal lower longerons that are located the lower part.
Preferably, a gantry diagonal support member is arranged between the gantry upright column and the gantry cross beam, and a support jack is arranged between the gantry upper longitudinal beam and the template assembly.
Preferably in the technical scheme, the bracket assembly comprises a transverse moving pull rod, a bracket vertical supporting piece and a bracket longitudinal beam, the bracket longitudinal beam is arranged on the template assembly, one end of the bracket vertical supporting piece is connected with the bracket longitudinal beam, the other end of the bracket vertical supporting piece is movably connected with the transverse moving pull rod, transverse moving sliding seats are arranged at two ends of the transverse moving pull rod, the transverse moving sliding seats are slidably connected with an upper longitudinal beam base on the longitudinal beam on the portal frame, the transverse moving pull rod is connected with the upper longitudinal beam base through a transverse moving telescopic piece, and transverse moving adjustment of the bracket assembly and the template assembly relative to the portal frame assembly is realized through the transverse moving telescopic piece.
The template adjusting device comprises a template support arranged on the template assembly, a lower longitudinal beam lug seat arranged on a portal lower longitudinal beam and a template adjusting telescopic piece, wherein the two ends of the template adjusting telescopic piece are respectively connected with the template support and the lower longitudinal beam lug seat, and the template assembly is adjusted through the template adjusting telescopic piece, so that the arc-shaped profile required by tunnel construction is formed.
Preferably, in the above technical scheme, the jacking mechanism includes a jacking member and a guide pillar, the upper end of the guide pillar is inserted into the lower end of the portal upright post, the upper end of the jacking member is connected with the portal upright post, the lower end of the jacking member is connected with the guide pillar, and the external mold trolley is integrally adjusted up and down through the jacking member.
Use the technical scheme of the utility model, following beneficial effect has:
(1) the utility model discloses an external mold platform truck for open cut tunnel construction lining cutting includes portal assembly, bracket assembly, template assembly, climbing mechanism and running gear, and the overall structure stability of platform truck is good, realizes adjusting from top to bottom through climbing mechanism whole platform truck, realizes the platform truck motion through running gear, realizes through the bracket assembly that the template assembly carries out position control for the portal assembly, satisfies the demand of different lining cutting thickness, and the commonality is high.
(2) The utility model discloses an external mold platform truck for open cut tunnel construction lining cutting, template assembly include side form and little movable mould, are equipped with little movable mould regulating part and template support pull rod between side form and the little movable mould, realize driving little movable mould through little movable mould regulating part for the side form motion, realize little movable mould and pour the concrete separation, make things convenient for the drawing of patterns, support the pull rod through the template and realize fixed little movable mould and side form, little movable mould race mould when preventing the lining cutting.
(3) The utility model discloses an external mold platform truck for open cut tunnel construction lining cutting, the top mould tie-beam includes two piece at least tie-beam bodies and tie-beam extension festival, the tie-beam extension festival sets up between adjacent tie-beam body, sets up the length that the extension festival can increase the top mould tie-beam, adapts to different lining cutting section demands.
(4) The utility model discloses an outer mold platform truck for open cut tunnel construction lining cutting still is equipped with anti device that floats, anti device that floats includes that the template supports very heavy, anti base that floats and props the ground very heavy, because concrete from bottom to top pours during outer mold platform truck lining cutting, so the phenomenon of come-up appears easily in the effect lower bolster of concrete force, can effectually prevent through anti device that floats that the phenomenon of running mould and come-up from appearing in the platform truck when the lining cutting.
(5) The utility model discloses an external mold platform truck for open cut tunnel construction lining cutting still is equipped with an at least template support member between the interior template of the template assembly of external mold platform truck and centre form platform truck, the template support member includes slide rail, slide and template vaulting pole, realizes adjusting the extension length of template vaulting pole through adjusting hole on the slide, the regulation hole on the template vaulting pole and setting element cooperation to the realization is adapted to different thickness sectional lining cutting. The sliding of the sliding seat can avoid binding steel bars of lining surfaces, the extension length of the template support rod can be adjusted to ensure that the template support rod can be retracted without interfering with concrete when the trolley is lined to the top, and when the template support rod is also used for different lining thickness sections, the template support rod can be effectively supported on a template of an internal mold trolley, so that the arc-shaped profile of the external mold trolley is ensured not to generate profile deformation due to the self weight of the template assembly of the external mold trolley, and the pouring accuracy is ensured.
(6) The utility model discloses an external mold platform truck for open cut tunnel construction lining cutting, bracket assembly include sideslip pull rod, bracket vertical support piece and bracket longeron, the both ends of sideslip pull rod all are equipped with the sideslip slide, but sliding connection between the last longeron base on sideslip slide and the portal on the longeron carries out the sideslip through sideslip extensible member template assembly and adjusts for the portal assembly, sets up and transfers the mould device and can cooperate the bracket assembly to realize that the template assembly carries out the sideslip, increases the flexibility when the platform truck founds the mould.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
fig. 1 is a schematic structural view (front view) of the outer mold trolley of the present invention;
FIG. 2 is a schematic structural view of the die plate assembly of FIG. 1;
FIG. 3 is an enlarged partial schematic view at A of FIG. 1;
FIG. 4 is an enlarged partial schematic view at C of FIG. 3;
FIG. 5 is a schematic structural view of an anti-floating base;
FIG. 6 is a schematic structural view of a formwork support bar;
FIG. 7 is a side view of the outer mold trolley of the present invention;
FIG. 8 is an enlarged partial schematic view at B of FIG. 7;
wherein, 1, a portal assembly, 1.1, a portal upright post, 1.2, a portal beam, 1.3, a portal upper longitudinal beam, 1.31, an upper longitudinal beam base, 1.4, a portal diagonal support member, 1.5, a support jack, 1.6, a portal lower longitudinal beam, 1.61, a lower longitudinal beam lug seat, 2, a bracket assembly, 2.1, a transverse moving pull rod, 2.11, a transverse moving slide seat, 2.2, a transverse moving telescopic member, 2.3, a bracket vertical support member, 2.4, a bracket longitudinal beam, 3, a template assembly, 3.1, a side mold, 3.2, a small moving mold, 3.3, a top mold connecting beam, 3.31, a connecting beam lengthening section, 3.4, a template support, 3.5, a template support rod, 3.51, a sliding rail, 3.52, a sliding seat, 3.53, a template support rod, 3.6, a template support jack, 3.7, an anti-base, 3.71, an anti-floating rod, 3.72, a floating compression rod, 3.73, a fixed compression rod, a base, a ground adjusting pull rod, a small moving mold, a 3.9.9, a small moving mold, a pull rod, a 3.11, a small moving mold, a movable mold, a, 4. the device comprises an inner template, 5 parts of a jacking mechanism, 5.1 parts of a jacking piece, 5.2 parts of a guide pillar, 6 parts of a traveling mechanism.
Detailed Description
The embodiments of the invention will be described in detail hereinafter with reference to the accompanying drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.
Example 1:
referring to fig. 1-8, an external mold trolley for open cut tunnel construction lining comprises a portal assembly 1, a bracket assembly 2, a template assembly 3, a jacking mechanism 5 and a traveling mechanism 6;
the formwork assembly 3 is arranged on the portal assembly 1 through the bracket assembly 2, the position of the formwork assembly 3 relative to the portal assembly 1 is adjusted through the bracket assembly 2, the portal assembly is further provided with a jacking mechanism 5 and a traveling mechanism 6, the outer formwork trolley is integrally adjusted up and down through the jacking mechanism 5, and the outer formwork trolley is integrally traveled through the traveling mechanism 6.
The formwork assembly 3 comprises a side die 3.1, a small movable die 3.2 and a top die connecting beam 3.3, the side die 3.1 and the small movable die 3.2 are sequentially arranged at two ends of the top die connecting beam 3.3, and the side die 3.1 and the small movable die 3.2 are rotatably connected with each other, so that an arc-shaped outline required by tunnel construction is formed;
referring to fig. 3, the side die 3.1 is hinged to the small movable die 3.2 through a pin shaft, a small movable die adjusting part 3.10 and a template supporting pull rod 3.11 are arranged between the side die 3.1 and the small movable die 3.2, one end of each of the small movable die adjusting part 3.10 and the template supporting pull rod 3.11 is movably connected with the side die 3.1, the other end of each of the small movable die adjusting part 3.10 and the template supporting pull rod 3.11 is movably connected with the small movable die 3.2, the small movable die 3.2 is driven to move relative to the side die 3.1 through the small movable die adjusting part 3.10, and the small movable die 3.2 and the side die 3.1 are fixed through the.
The small movable die adjusting piece is preferably an oil cylinder or an air cylinder.
Top mould tie-beam 3.3 includes two piece at least tie-beam bodies and tie-beam extension festival 3.31, the tie-beam extension festival 3.31 sets up between adjacent tie-beam body, sets up the length that the extension festival can increase the top mould tie-beam, adapts to different lining cutting face demands.
Referring to fig. 3, the formwork assembly 3 further comprises an anti-floating device, the anti-floating device comprises formwork supporting jacks 3.6, anti-floating bases 3.7 and ground supporting jacks 3.8, the uniform ends of the formwork supporting jacks 3.6, the anti-floating bases 3.7 and the ground supporting jacks 3.8 are connected with the ground, and the other ends of the formwork supporting jacks, the anti-floating bases and the ground supporting jacks are connected with a small moving die, so that the phenomena of formwork running and floating during lining are prevented;
the template supporting jacks 3.6 are vertically arranged, one end of each template supporting jack is connected with the small movable mold 3.2, and the other end of each template supporting jack is connected with the ground; the ground supporting jack 3.8 is obliquely arranged, one end of the ground supporting jack is connected with the small movable die 3.2, and the other end of the ground supporting jack is connected with the ground; referring to fig. 4 and 5, the anti-floating base 3.7 includes a pressing rod 3.72, a fixed base 3.73 and a ground supporting pull rod 3.74, the fixed base 3.73 is disposed on the ground, one end of the pressing rod 3.72 is movably connected with the fixed base 3.73, the other end of the pressing rod is used for pressing the anti-floating longitudinal beam 3.71 on the small moving die 3.2, one end of the ground supporting pull rod 3.74 is connected with the ground, the other end of the ground supporting pull rod 3.72 is connected with the pressing rod 3.72, and pressing force is applied to the pressing rod 3.72 and the anti-floating longitudinal beam 3.71 through the ground supporting pull rod 3.74.
Referring to fig. 1 and 6, at least one template support rod 3.5 is further arranged between the template assembly 3 of the outer mold trolley and the inner template 4 of the inner mold trolley, the template support rod 3.5 comprises a slide rail 3.51, a slide seat 3.52 and a template support rod 3.53, the slide rail 3.51 is arranged at a joint between the side mold 3.1 and the top mold connecting beam 3.3, the slide seat 3.52 is slidably arranged on the slide rail 3.51, the slide seat 3.52 and the template support rod 3.53 are both provided with at least one adjusting hole, and the extending length of the template support rod 3.53 is adjusted through the matching of the adjusting hole on the slide seat 3.52, the adjusting hole on the template support rod 3.53 and a positioning piece, so that the lining suitable for different thickness sections is realized.
Referring to fig. 1, a plurality of formwork support bars 3.5 are arranged between the formwork assembly and the inner formwork of the inner formwork trolley in a left-right symmetrical manner along the longitudinal direction of the trolley.
Slide rail 3.51 is C type structure, slide 3.52 can slide on the slide rail, and the slip of slide can avoid the ligature reinforcing bar of lining face, and template vaulting pole extension length is adjustable when guaranteeing that platform truck lining to top template vaulting pole retractable not interfere with concrete, also is used for when different lining cutting thickness sections, and template vaulting pole can effectual support in the template of centre form platform truck on
The portal assembly 1 comprises a portal vertical column group, a portal cross beam group and a portal longitudinal beam group, wherein the portal longitudinal beam group comprises a plurality of portal upper longitudinal beams 1.3 positioned on the upper portion and a plurality of portal lower longitudinal beams 1.6 positioned on the lower portion, the plurality of portal upper longitudinal beams 1.3 positioned on the upper portion and the plurality of portal cross beams 1.2 in the portal cross beam group form a frame structure, the upper ends of the portal vertical columns 1.1 in the portal vertical column group are all connected with the frame structure, and the lower ends of the portal vertical columns 1.1 are connected with the portal lower longitudinal beams 1.6 positioned on the lower portion.
A portal diagonal support member 1.4 is arranged between the portal upright post 1.1 and the portal cross beam 1.2, and a support jack 1.5 is arranged between the portal upper longitudinal beam 1.3 and the template assembly.
The bracket assembly 2 comprises a transverse moving pull rod 2.1, a bracket vertical supporting piece 2.3 and a bracket longitudinal beam 2.4, the bracket longitudinal beam 2.4 is arranged on the template assembly 3, one end of the bracket vertical supporting piece 2.3 is connected with the bracket longitudinal beam 2.4, the other end of the bracket vertical supporting piece is movably connected with the transverse moving pull rod 2.1, transverse moving sliding seats 2.11 are arranged at two ends of the transverse moving pull rod 2.1, the transverse moving sliding seats 2.11 are slidably connected with upper longitudinal beam bases 1.31 on the gantry upper longitudinal beam 1.3, the transverse moving pull rod 2.1 is connected with the upper longitudinal beam bases 1.31 through transverse moving expansion pieces 2.2, and the bracket assembly 2 and the template assembly 3 are adjusted to be transversely moved relative to the gantry assembly 1 through the transverse moving expansion pieces 2.2.
Referring to fig. 7 and 8, the two L-shaped blocks of the traverse slide 2.11 are symmetrically arranged to form a C-shaped structure, the traverse pull rod 2.1 is connected with the two L-shaped blocks, and a gap between the two L-shaped blocks is just matched with the i-shaped upper longitudinal beam base 1.31 to realize that the traverse slide 2.11 slides on the upper longitudinal beam base 1.31.
The outer mold trolley further comprises at least one set of mold adjusting device, the mold adjusting device comprises a mold support 3.4 arranged on the mold assembly 3, a lower longitudinal beam ear seat 1.61 arranged on a portal lower longitudinal beam 1.6 and a mold adjusting telescopic piece 3.9, two ends of the mold adjusting telescopic piece 3.9 are respectively connected with the mold support 3.4 and the lower longitudinal beam ear seat 1.61, and the profile of the mold assembly 3 is adjusted through the mold adjusting telescopic piece 3.9, so that an arc profile required by tunnel construction is formed.
Preferably, the mould adjusting telescopic piece is an air cylinder or an oil cylinder. The die adjusting device can be matched with the bracket assembly to realize the transverse movement of the template assembly.
Referring to fig. 3, the jacking mechanism 5 comprises a jacking piece 5.1 and a guide pillar 5.2, the upper end of the guide pillar 5.2 is inserted into the lower end of the portal upright post 1.1, the upper end of the jacking piece 5.1 is connected with the portal upright post 1.1, the lower end of the jacking piece 5.1 is connected with the guide pillar 5.2, and the integral up-and-down adjustment of the outer mold trolley is realized through the jacking piece 5.1.
The traveling mechanism 6 is arranged at the lower end of the guide pillar 5.2, so that the outer die trolley can integrally travel. The running gear is described in detail with reference to the prior art and will not be further described here.
The technical scheme of the embodiment is specifically as follows:
erecting a mould by using a trolley: the shape of the template assembly is adjusted through the jacking mechanism, the bracket assembly and the template adjusting device to be consistent with the arc profile required by tunnel construction, the template is fixed through the anti-floating device and the template supporting pull rod, the template supporting rod piece is adjusted to enable the template supporting rod to be effectively supported on the template of the internal mold trolley, and the template erection is completed.
Demoulding of the trolley: the anti-floating device is firstly removed, then the template supporting pull rod at the hinged position of the small movable mould and the side mould is removed, the small movable mould adjusting part is operated to enable the small movable mould to rotate relative to the side mould, so that the small movable mould is separated from the poured concrete, and the trolley integral structure is lifted upwards by operating the lifting part, so that the separation of the side mould and the poured concrete is realized.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An external mold trolley for open cut tunnel construction lining is characterized by comprising a portal assembly (1), a bracket assembly (2), a template assembly (3), a jacking mechanism (5) and a travelling mechanism (6);
the formwork assembly (3) is arranged on the portal assembly (1) through the bracket assembly (2), the position of the formwork assembly (3) is adjusted relative to the portal assembly (1) through the bracket assembly (2), the portal assembly is further provided with a jacking mechanism (5) and a traveling mechanism (6), the outer formwork trolley is integrally adjusted up and down through the jacking mechanism (5), and the outer formwork trolley is integrally traveled through the traveling mechanism (6).
2. The external mold trolley for open cut tunnel construction lining according to claim 1, wherein the template assembly (3) comprises a side mold (3.1), a small movable mold (3.2) and a top mold connecting beam (3.3), the side mold (3.1) and the small movable mold (3.2) are sequentially arranged at two ends of the top mold connecting beam (3.3), and the side mold (3.1) and the small movable mold (3.2) are rotatably connected with each other so as to form an arc-shaped profile required by tunnel construction;
articulated through the round pin axle between side form (3.1) and little movable mould (3.2), be equipped with between side form (3.1) and little movable mould (3.2) little movable mould adjusting part (3.10) and template support pull rod (3.11), little movable mould adjusting part (3.10) and template support pull rod (3.11) homogeneous end swing joint side form (3.1), other end swing joint little movable mould (3.2), realize driving little movable mould (3.2) through little movable mould adjusting part (3.10) and for side form (3.1) motion, realize fixed little movable mould (3.2) and side form (3.1) through template support pull rod (3.11).
3. External formwork trolley for open cut tunnel construction lining according to claim 2, characterized in that the top formwork tie beam (3.3) comprises at least two tie beam bodies and tie beam elongated sections (3.31), the tie beam elongated sections (3.31) being arranged between adjacent tie beam bodies.
4. The external formwork trolley for open cut tunnel construction lining is characterized in that the formwork assembly (3) further comprises an anti-floating device, the anti-floating device comprises formwork supporting jacks (3.6), an anti-floating base (3.7) and a ground supporting jack (3.8), one end of each of the formwork supporting jacks (3.6), the anti-floating base (3.7) and the ground supporting jack (3.8) is connected with the ground, and the other end of each formwork supporting jack is connected with a small movable mould, so that the phenomenon of mould running and floating during lining is prevented;
the template supporting jack (3.6) is vertically arranged, one end of the template supporting jack is connected with the small movable mold (3.2), and the other end of the template supporting jack is connected with the ground; the ground supporting jack (3.8) is obliquely arranged, one end of the ground supporting jack is connected with the small movable die (3.2), and the other end of the ground supporting jack is connected with the ground; the anti-floating base (3.7) comprises a pressing rod (3.72), a fixed base (3.73) and a ground supporting pull rod (3.74), the fixed base (3.73) is arranged on the ground, one end of the pressing rod (3.72) is movably connected with the fixed base (3.73), the other end of the pressing rod is used for pressing the anti-floating longitudinal beam (3.71) on the small moving die (3.2), one end of the ground supporting pull rod (3.74) is connected with the ground, the other end of the ground supporting pull rod (3.72) is connected with the pressing rod (3.72), and pressing force is applied to the pressing rod (3.72) and the anti-floating longitudinal beam (3.71) through the ground supporting pull rod (3.74).
5. The external formwork trolley for open cut tunnel construction lining according to claim 4, wherein at least one formwork support rod member (3.5) is further arranged between the formwork assembly (3) of the external formwork trolley and the internal formwork (4) of the internal formwork trolley, the formwork support rod member (3.5) comprises a sliding rail (3.51), a sliding seat (3.52) and a formwork support rod (3.53), the sliding rail (3.51) is arranged at the joint between the side formwork (3.1) and the top formwork connecting beam (3.3), the sliding seat (3.52) is slidably arranged on the sliding rail (3.51), at least one adjusting hole is respectively arranged on the sliding seat (3.52) and the formwork support rod (3.53), and the extending length of the formwork support rod (3.53) is adjusted through the cooperation of the adjusting hole on the sliding seat (3.52), the adjusting hole on the formwork support rod (3.53) and a positioning piece, so that the lining is suitable for sections with different thicknesses.
6. The external formwork trolley for open cut tunnel construction lining according to any one of claims 1-5, wherein the portal assembly (1) comprises a portal upright post group, a portal cross beam group and a portal longitudinal beam group, the portal longitudinal beam group comprises a plurality of upper portal longitudinal beams (1.3) positioned at the upper part and a plurality of lower portal longitudinal beams (1.6) positioned at the lower part, the plurality of upper portal longitudinal beams (1.3) positioned at the upper part and the plurality of portal cross beams (1.2) in the portal cross beam group form a frame structure, the upper ends of the portal upright posts (1.1) in the portal upright post group are connected with the frame structure, and the lower ends of the portal upright posts (1.1) are connected with the plurality of lower portal longitudinal beams (1.6) positioned at the lower part.
7. The external formwork trolley for open cut tunnel construction lining according to claim 6, wherein a portal diagonal support (1.4) is arranged between the portal upright column (1.1) and the portal cross beam (1.2), and a support jack (1.5) is arranged between the portal upper longitudinal beam (1.3) and the formwork assembly.
8. An external formwork trolley for open cut tunnel construction lining according to claim 6, the bracket assembly (2) comprises a transverse moving pull rod (2.1), a bracket vertical supporting piece (2.3) and a bracket longitudinal beam (2.4), the bracket longitudinal beam (2.4) is arranged on the template assembly (3), one end of the bracket vertical supporting piece (2.3) is connected with the bracket longitudinal beam (2.4), the other end is movably connected with the transverse moving pull rod (2.1), the two ends of the transverse moving pull rod (2.1) are respectively provided with a transverse moving sliding seat (2.11), the transverse moving sliding seats (2.11) are connected with an upper longitudinal beam base (1.31) on the portal upper longitudinal beam (1.3) in a sliding way, the transverse moving pull rod (2.1) is connected with the upper longitudinal beam base (1.31) through a transverse moving expansion piece (2.2), the bracket assembly (2) and the template assembly (3) are adjusted to move transversely relative to the portal assembly (1) together through the transverse moving telescopic piece (2.2).
9. The external formwork trolley for open cut tunnel construction lining according to claim 8, further comprising at least one set of formwork adjusting device, wherein the formwork adjusting device comprises a formwork support (3.4) arranged on the formwork assembly (3), a lower longitudinal beam lug seat (1.61) arranged on a portal lower longitudinal beam (1.6) and a formwork adjusting telescopic piece (3.9), two ends of the formwork adjusting telescopic piece (3.9) are respectively connected with the formwork support (3.4) and the lower longitudinal beam lug seat (1.61), and the profile of the formwork assembly (3) is adjusted through the formwork adjusting telescopic piece (3.9), so that an arc-shaped profile required by tunnel construction is formed.
10. The external mold trolley for open cut tunnel construction lining according to claim 6, wherein the jacking mechanism (5) comprises a jacking piece (5.1) and a guide pillar (5.2), the upper end of the guide pillar (5.2) is inserted into the lower end of the portal upright post (1.1), the upper end of the jacking piece (5.1) is connected with the portal upright post (1.1), the lower end of the jacking piece (5.1) is connected with the guide pillar (5.2), and the external mold trolley is integrally adjusted up and down through the jacking piece (5.1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921360930.2U CN210599004U (en) | 2019-08-21 | 2019-08-21 | A external mold platform truck for open cut tunnel construction lining cutting |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112962478A (en) * | 2021-02-05 | 2021-06-15 | 中铁七局集团武汉工程有限公司 | Concrete structure inverted siphon inner and outer mould trolley |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112962478A (en) * | 2021-02-05 | 2021-06-15 | 中铁七局集团武汉工程有限公司 | Concrete structure inverted siphon inner and outer mould trolley |
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