CN113463683A - Double-pipe gallery slip form trolley and double-pipe gallery construction method - Google Patents

Double-pipe gallery slip form trolley and double-pipe gallery construction method Download PDF

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Publication number
CN113463683A
CN113463683A CN202110555500.1A CN202110555500A CN113463683A CN 113463683 A CN113463683 A CN 113463683A CN 202110555500 A CN202110555500 A CN 202110555500A CN 113463683 A CN113463683 A CN 113463683A
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CN
China
Prior art keywords
trolley
bottom plate
walking
platform truck
double
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CN202110555500.1A
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Chinese (zh)
Inventor
杨钢
李洲洋
龚明洪
高云太
贾朝林
肖礼
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Chongqing Chuan9 Construction Co ltd
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Chongqing Chuan9 Construction Co ltd
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Priority to CN202110555500.1A priority Critical patent/CN113463683A/en
Publication of CN113463683A publication Critical patent/CN113463683A/en
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    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00Independent underground or underwater structures; Retaining walls
    • E02D29/045Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00Independent underground or underwater structures; Retaining walls
    • E02D29/10Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2250/00Production methods
    • E02D2250/0007Production methods using a mold

Abstract

The invention discloses a double-pipe gallery slip form trolley and a double-pipe gallery construction method, and relates to the field of constructional engineering equipment. According to the construction method, the operation is simple, the construction is convenient, in addition, the waste of templates and sporadic materials is avoided, the cutting, waste and the like of materials constructed by adopting the wood templates are avoided, and meanwhile, the environment pollution caused by dust raising and mold explosion caused by the cutting, supporting, demolding and the like of the wood templates is controlled.

Description

Double-pipe gallery slip form trolley and double-pipe gallery construction method
Technical Field
The invention relates to the field of constructional engineering equipment, in particular to a double-pipe gallery slip form trolley and a double-pipe gallery construction method.
Background
The urban comprehensive pipe gallery is characterized in that a tunnel space is built underground in a city, various engineering pipelines such as electric power, communication, heat and water supply are integrated, attachments on the ground are facilities such as an outlet, a loading port and a ventilation port, the urban comprehensive pipe gallery is an important infrastructure and a life line for guaranteeing urban operation, the urban comprehensive pipe gallery has a construction history of more than 50 years at present and is still in a test stage.
Disclosure of Invention
The application aims to provide a double-pipe gallery slip form trolley and a double-pipe gallery construction method, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a double-barrelled corridor slipform platform truck and double-barrelled corridor construction method, includes the bottom plate, the centre form platform truck is installed at the top of bottom plate, one side of centre form platform truck is provided with the gas cabin platform truck of installing on the bottom plate, the bottom plate both sides are provided with the external mold platform truck, centre form platform truck and gas cabin platform truck set up in inside the external mold platform truck, the external mold platform truck through a plurality of bottom pull rods with the bottom plate is connected, the external mold platform truck is connected with centre form platform truck and gas cabin platform truck through a plurality of counter-pull rods respectively, install the top pull rod in the external mold platform truck.
By means of the structure, the gas cabin trolley, the outer die trolley and the outer die trolley are arranged to form the pouring cavity of the M structure in a surrounding mode, so that a pipe gallery can be poured, and the stability of the gas cabin trolley, the outer die trolley and the outer die trolley during pouring can be guaranteed through the arrangement of the pull rod, the bottom pull rod and the top pull rod, and construction is facilitated.
Preferably, the inner die trolley comprises a bottom beam positioned above the bottom plate, the top of the bottom beam is connected with a portal frame through a plurality of lifting cylinders, a translation mechanism is installed at the top of the portal frame, a top die is installed on the portal frame through the translation mechanism, side dies are installed on two side portions of the top die in a rotating mode, hydraulic jacks are installed on two side portions of the lifting cylinders in a rotating mode, output ends, far away from the portal frame, of the two hydraulic jacks are respectively connected with side portions, close to the two side dies, of the two side dies, the side dies and the lifting cylinders are connected through a plurality of lead screw connecting jacks, and a first traveling mechanism is installed at the bottom of the bottom beam; the first walking mechanism comprises an installation plate arranged on the side part of the bottom beam, two groups of first walking wheels rotatably arranged at the bottom of the bottom beam and a first walking motor fixedly arranged at the top of the installation plate; the first walking motor is connected with one of the first walking wheels, two groups of first sleepers fixedly mounted at the top of the bottom plate are arranged below the first walking mechanism, a first rail is mounted at the top of each group of first sleepers, and the two groups of first walking wheels are respectively rotatably mounted on the two groups of first rails.
Further, through the setting of centre form platform truck, when propping up a mould, can carry out altitude mixture control through the centre form platform truck, start two hydraulic pressure very heavy make two side form side forms rotate the assigned position, then connect very heavy connection on side form and lift cylinder with a plurality of lead screws to improve the steadiness.
Preferably, the gas cabin trolley comprises a trolley support located above the bottom plate, the top of the trolley support is provided with a demoulding head through a lead screw lifting jack, the lead screw lifting jack is provided with a lead screw horizontal jack, the trolley support is provided with a lead screw supporting jack and two lead screw inclined jacks, one ends of the two lead screw inclined jacks, which are far away from the lead screw lifting jack, are provided with trolley side dies, two ends of the lead screw supporting jack are respectively connected with one side, close to the two trolley side dies, of the two trolley side dies, two ends of the lead screw horizontal jack are respectively connected with one side, close to the two trolley side dies, the demoulding head is matched with the two trolley side dies, and the bottom of the trolley support is provided with a second walking mechanism; the second walking mechanism comprises a fixed plate fixedly arranged on the side part of the trolley bracket, a second walking motor fixedly arranged on the top of the fixed plate, and two groups of second walking wheels rotatably arranged at the bottom of the trolley bracket; the second walking motor is connected with one of the second walking wheels, two groups of second sleepers fixed on the top of the bottom plate are arranged below the trolley support, a second rail is mounted on the top of each group of second sleepers, and the two groups of second walking wheels are rotatably mounted on the two groups of second rails respectively.
Further, through the setting of gas cabin platform truck, make the drawing of patterns head rebound through rotating the lead screw lift is very heavy to make two platform truck side forms keep away from each other, treat that the drawing of patterns head reachs suitable position after, it is very heavy to connect the lead screw level, lead screw support jack and two lead screw slopes, thereby makes two platform truck side forms connect firm, and the later stage of being convenient for is pour.
Preferably, the external mold trolley comprises two vertical frames arranged on the outer side of the bottom plate, the two vertical frames are connected through a connecting truss, the bottom of the connecting truss is fixedly connected with an external mold through two lead screw fixing jacks, lead screw limiting jacks are mounted at the bottom of one side, away from each other, of the two external molds, the two lead screw limiting jacks are respectively connected with the two vertical frames, and traveling mechanisms are mounted at the bottoms of the two vertical frames; the travelling mechanism comprises two groups of travelling wheels which are respectively and fixedly arranged at the bottoms of the two vertical frames, and a limiting plate which is fixedly arranged at the side part of each vertical frame, and the travelling mechanism is fixedly arranged at the top of the limiting plate; the walking mechanisms are connected with one of the walking wheels, a group of third sleepers are arranged below the two walking mechanisms, third rails are mounted on the tops of the two groups of third sleepers, and the two groups of walking wheels are rotatably mounted on the tops of the two groups of third rails respectively.
Furthermore, the two outer molds are tightly attached to the bottom plate and fixed with the bottom plate through the bottom pull rod, the two outer molds are fixed through the top pull rod, and then the two outer molds are fixed with the side mold and the trolley side mold through the two opposite pull rods respectively, so that the whole body is more stable.
Preferably, mounting holes are formed in the two outer dies at the sides close to each other, and the top pull rod is mounted in the two mounting holes.
Further, through the arrangement of the top pull rod, the two outer dies can be fixed.
Preferably, the bottom of one side of each of the two outer molds is provided with a fixing hole, the two sides of the bottom plate are provided with fixing grooves, and one end of the bottom pull rod penetrates through the fixing holes and is installed in the fixing grooves.
Further, the outer die can be fixed on the bottom plate through the arrangement of the bottom pull rod.
Preferably, the two outer dies, the trolley side die and one side of the side die are provided with positioning holes, and the opposite pull rod is positioned in the two positioning holes which are close to each other.
Further, the gas cabin trolley, the outer die trolley and the outer die trolley can be fixed through the arrangement of the pull rod.
The application also discloses a double-pipe gallery construction method, which comprises the following steps:
s1, construction preparation, namely designing a site lofting pipe gallery excavation slope opening line according to a construction drawing, performing site lofting to obtain the plane position and the elevation of a corresponding cushion layer after excavating to the bottom surface of the cushion layer of the pipe gallery, widening the width of the cushion layer by 85cm +/-5 mm in cushion layer construction lofting to meet the walking and operation width of a subsequent trolley outside template, performing excavation construction after measurement is completed, excavating a first-stage support first stage by adopting a reverse method, and performing work of the corresponding cushion layer, a bottom plate waterproof coiled material, a protective layer and the like after excavating to a designed elevation;
s2, installing a bottom template, wherein the bottom plate construction external template and the internal template adopt shaped steel templates, pre-burying 25mm of finish-rolled deformed steel bar in the bottom plate before concrete pouring, and welding the finish-rolled deformed steel bar with one side of the annular stressed steel bar to serve as a subsequent wall construction external template for providing a lower pull rod to fix the bottom of the external template, wherein the longitudinal distance between the pre-buried deformed steel bars is 75cm +/-5 mm, and is the same as the longitudinal distance between the external template back edges, and the positions of pre-buried parts are strictly controlled during pre-burying to ensure that the subsequent butt joint can be realized;
s3, pouring a bottom plate, wherein the concrete of the pipe gallery structure is C40P6, pouring the concrete of the bottom plate adopts an automobile pump, and the concrete is vibrated by an insertion vibrator, and the pouring height is 55cm +/-5 mm higher than the bottom plate to serve as the positioning width of a subsequent wall template;
s4, assembling by a double-pipe gallery slip form trolley, assembling wall body external formworks by adopting steel plates of 1.5m, wherein the thickness of a panel is 6mm, back ridges are formed by combining 10# channel steel and angle steel, the wall body external formworks walk by adopting a motor, 150mm multiplied by 150mm sleepers are paved below a track at intervals of 500mm +/-5 mm along the longitudinal direction, the lower ends of the formworks are fixed on finish-rolled deformed steel bars pre-embedded in a bottom plate, the upper ends of the formworks are oppositely pulled by adopting 10 finish-rolled deformed steel bars with the diameter of 25mm, assembling the formworks on a constructed cushion layer, and walking to the constructed bottom plate after assembling;
wherein, the assembly step of centre form platform truck specifically includes:
step 1: spreading the first sleepers at a distance of 500mm, and spreading a first track on the first sleepers, wherein the number of spikes on each first sleeper is not less than 3, the center distance of steel rails cannot exceed the range of 1900 +/-10 mm, and the flatness of the rail surface is not more than 20mm/10 m;
step 2: after the first walking mechanism is assembled, the first walking mechanism is placed on the first track according to the distance of the drawing and is fixed;
and step 3: hoisting a bottom beam of the portal frame on the first travelling mechanism, and mutually installing the bottom beam and the first travelling mechanism;
and 4, step 4: sequentially connecting the assembled portal frame with the bottom beam;
and 5: assembling the translation mechanism, and then hoisting the translation mechanism on front and rear cross beams of the portal frame, and enabling the center of the translation mechanism to coincide with the center of the portal frame;
step 6: installing and arranging oil pipes, oil tanks, electrical cabinets, cables, ladder and beam jacks and the like;
and 7: the top die is integrated and then the side die is installed
And 8: connecting each jack and a lifting oil cylinder on the portal frame with a top support through a support;
assembling a gas cabin trolley;
assembling an outer template, wherein the outer template mainly comprises a walking mechanism, a connecting truss and a plurality of screw jacks;
the assembling steps of the external mold trolley specifically comprise:
step 1: firstly, paving a third sleeper at a distance of 500mm, paving a third rail on the third sleeper, and installing a rail clamp plate, wherein the control error is within the range of 20 mm;
step 2: connecting the walking mechanism with the vertical frame;
and step 3: installing a transverse connecting truss;
and 4, step 4: installing a plurality of screw rod jacks and an outer die;
step 5, pouring concrete of the wall body and the top plate, wherein the concrete of the wall body and the top plate is poured by an automobile pump;
and S6, walking to the next section, driving the shaped steel template to walk by adopting three motors, supporting the template by adopting a hydraulic system, and paving sleepers and rails on the bottom plate to serve as walking rails of the trolley after the construction of the pipe gallery floor is finished.
Based on the method, the operation is simple, the construction is convenient, no redundant template loss and sporadic material are used in the construction, the material cutting, waste and the like caused by the adoption of the wood template construction are avoided, and meanwhile, the environment pollution caused by dust raising and mold explosion caused by the cutting, supporting, demolding and the like of the wood template is controlled.
Preferably, when the concrete of the wall body and the top plate is poured, the concrete of the three wall bodies must be symmetrically poured, the height difference of the concrete surface must not exceed 50cm, before the concrete is poured, the positioning condition of the template and the supporting condition of the end template are checked, and before the concrete is poured, the lining rod of the wall body must be arranged to prevent the size error caused by the deviation of the template in the pouring vibration process; before concrete pouring, checking a bottom pull rod and a top pull rod of the outer mold, and tightly screwing the nut sleeve by adopting a torque wrench; in the pouring process, a specially-assigned person is dispatched to carry out template inspection, and emergency remedial work is done at any time.
Further, before pouring, adopt torque wrench to twist nut sleeve solid inseparable, make can more stable when pouring, improve the later stage and pour the quality, the while inspection template location condition, the end template supports the condition, must arrange the inside lining pole of wall before pouring, prevent to produce the template off normal and cause dimensional error in pouring vibration process, at the in-process of pouring, three wall concrete must be poured symmetrically, the concrete face discrepancy must not exceed 50cm, in order to prevent that the lateral pressure from excessively causing the platform truck off normal.
In conclusion, the technical effects and advantages of the invention are as follows:
1. according to the invention, the gas cabin trolley, the outer mold trolley and the outer mold trolley are arranged to form an M-structure pouring cavity in a surrounding manner, so that a pipe gallery can be poured, and the stability of the gas cabin trolley, the outer mold trolley and the outer mold trolley during pouring can be ensured by arranging the pull rod, the bottom pull rod and the top pull rod, so that the construction is facilitated.
2. In the invention, through the arrangement of the internal mold trolley, when a mold is supported, the height adjustment can be carried out through the internal mold trolley, two hydraulic jacks are started to enable two side mold dies to rotate to a specified position, then a plurality of lead screw connecting jacks are connected to the side mold dies and the lifting oil cylinder, so that the stability is improved, through the arrangement of the gas cabin trolley, the lead screw lifting jack is rotated to enable the demolding head to move upwards, so that the two trolley side molds are mutually far away, after the demolding head reaches a proper position, the lead screw horizontal jack, the lead screw supporting jack and the two lead screw inclined jacks are connected, so that the two trolley side molds are stably connected, the later pouring is convenient, the two external molds are tightly attached to the bottom plate and fixed with the bottom plate through the bottom pull rod, the two external molds are fixed through the top pull rod, and then the two external molds are respectively fixed with the side mold dies and the trolley side molds through the two pair pull rods, thereby making the whole more stable.
3. The construction method of the invention has simple operation, is convenient for construction, has no redundant template loss and sporadic material use in construction, avoids material cutting, waste and the like caused by adopting the wood template construction, and simultaneously controls the environment pollution caused by dust raising and mold explosion caused by the cutting, supporting, demolding and the like of the wood template.
4. According to the invention, before pouring, the nut sleeve is tightly screwed by using a torque wrench, so that the pouring can be more stable, the later pouring quality is improved, the positioning condition of a template and the supporting condition of an end template are checked, a lining rod of a wall body is required to be arranged before pouring, the dimensional error caused by the deviation of the template generated in the pouring vibration process is prevented, in the pouring process, three wall body concretes are required to be symmetrically poured, the height difference of concrete surfaces is not more than 50cm, and the deviation of a trolley caused by overlarge side pressure is prevented.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts
Fig. 1 is a schematic structural diagram of a formwork supporting structure of a double-pipe gallery slip form trolley in an embodiment of the application;
FIG. 2 is a schematic diagram of a demoulding structure of a double-pipe gallery sliding mode trolley in the embodiment of the application;
FIG. 3 is a schematic structural diagram of an inner membrane trolley according to an embodiment of the present application;
FIG. 4 is a schematic side view of the embodiment of the present application shown in FIG. 3;
FIG. 5 is a schematic structural view of a gas cabin trolley in an embodiment of the present application;
FIG. 6 is a schematic side view of the embodiment of the present application in FIG. 5;
FIG. 7 is a schematic structural diagram of an outer film trolley according to an embodiment of the present application;
FIG. 8 is a schematic side view of the embodiment of the present application shown in FIG. 7;
fig. 9 is a construction flow chart of the double-piping lane construction process.
In the figure: 1. a base plate; 2. an inner mold trolley; 3. a gas cabin trolley; 4. an outer mold trolley; 5. a top pull rod; 6. a bottom tie rod; 7. a pull rod is arranged; 8. a bottom beam; 9. a lift cylinder; 10. a gantry frame; 11. a translation mechanism; 12. carrying out top die; 13. side mould; 14. hydraulic jacks are arranged; 15. the screw rod is connected with a jack; 16. a first running mechanism; 17. a first track; 18. a first crosstie; 19. a trolley support; 20. the screw rod is horizontally lifted; 21. the screw rod lifts and lowers the jack; 22. demoulding head; 23. a trolley side die; 24. the screw rod is inclined to be a jack; 25. the screw rod supports the jack; 26. a second running mechanism; 27. a second track; 28. a second sleeper; 29. erecting a frame; 30. a traveling mechanism; 31. a third track; 32. a third sleeper; 33. the screw rod fixes the jack; 34. an outer mold; 35. connecting a truss; 36. the screw rod is used for limiting the jack.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): referring to fig. 1-8, a double-barrelled corridor slipform platform truck, including bottom plate 1, interior mould platform truck 2 is installed at the top of bottom plate 1, one side of interior mould platform truck 2 is provided with gas cabin platform truck 3 of installing on bottom plate 1, bottom plate 1 both sides are provided with outer mould platform truck 4, interior mould platform truck 2 and gas cabin platform truck 3 set up inside outer mould platform truck 4, outer mould platform truck 4 is connected with bottom plate 1 through a plurality of bottom pull rods 6, outer mould platform truck 4 is connected with interior mould platform truck 2 and gas cabin platform truck 3 through a plurality of counter-pull rods 7 respectively, install top pull rod 5 in the outer mould platform truck 4.
By means of the structure, the gas cabin trolley 3, the outer die trolley 4 and the outer die trolley 4 are arranged to form a pouring cavity of an M structure in a surrounding mode, so that a pipe gallery can be poured, and the stability of the gas cabin trolley 3, the outer die trolley 4 and the outer die trolley 4 during pouring can be guaranteed through the arrangement of the pull rod 7, the bottom pull rod 6 and the top pull rod 5, and construction is facilitated.
As a preferred embodiment of the present embodiment, the inner mold trolley 2 includes a bottom beam 8 located above the bottom plate 1, the top of the bottom beam 8 is connected to a gantry frame 10 through a plurality of lift cylinders 9, the top of the gantry frame 10 is provided with a translation mechanism 11, the gantry frame 10 is provided with a top mold 12 through the translation mechanism 11, both sides of the top mold 12 are rotatably provided with side molds 13, both sides of the lift cylinders 9 are rotatably provided with hydraulic jacks 14, output ends of the two hydraulic jacks 14 far away from the gantry frame 10 are respectively connected to sides of the two side molds 13 close to each other, the side molds 13 and the lift cylinders 9 are connected through a plurality of lead screw connecting jacks 15, and the bottom of the bottom beam 8 is provided with a first traveling mechanism 16; the first walking mechanism 16 comprises a mounting plate arranged on the side part of the bottom beam 8, two groups of first walking wheels rotatably arranged at the bottom of the bottom beam 8 and a first walking motor fixedly arranged at the top of the mounting plate; the first walking motor is connected with one of the first walking wheels, two groups of first sleepers 18 fixedly installed at the top of the bottom plate 1 are arranged below the first walking mechanism 16, a first rail 17 is installed at the top of each group of first sleepers 18, and the two groups of first walking wheels are respectively and rotatably installed on the two groups of first rails 17. Through the setting of centre form platform truck 2, when propping up a mould, can carry out altitude mixture control through centre form platform truck 2, start two hydraulic pressure very heavy 14 and make two side form side forms 13 rotate the assigned position, then connect very heavy 15 connection on side form 13 and lift cylinder 9 with a plurality of lead screws to improve the steadiness.
As a preferred embodiment of this embodiment, the gas cabin trolley 3 includes a trolley support 19 located above the bottom plate 1, a demoulding head 22 is installed at the top of the trolley support 19 through a lead screw lifting jack 21, a lead screw horizontal jack 20 is installed on the lead screw lifting jack 21, a lead screw supporting jack 25 and two lead screw inclined jacks 24 are installed on the trolley support 19, trolley side dies 23 are installed at one ends of the two lead screw inclined jacks 24 far away from the lead screw lifting jack 21, two ends of the lead screw supporting jack 25 are respectively connected with one sides of the two trolley side dies 23 close to each other, two ends of the lead screw horizontal jack 20 are respectively connected with one sides of the two trolley side dies 23 close to each other, the demoulding head 22 is adapted to the two trolley side dies 23, and a second traveling mechanism 26 is installed at the bottom of the trolley support 19; the second walking mechanism 26 comprises a fixed plate fixedly arranged at the side part of the trolley bracket 19, a second walking motor fixedly arranged at the top of the fixed plate and two groups of second walking wheels rotatably arranged at the bottom of the trolley bracket 19; the second walking motor is connected with one of the second walking wheels, two groups of second sleepers 28 fixed on the top of the bottom plate 1 are arranged below the trolley support 19, a second rail 27 is mounted on the top of each group of second sleepers 28, the two groups of second walking wheels are respectively rotatably mounted on the two groups of second rails 27, and through the arrangement of the gas cabin trolley 3, the demoulding head 22 is enabled to move upwards by rotating the lead screw lifting jack 21, so that the two trolley side dies 23 are kept away from each other, and after the demoulding head 22 reaches a proper position, the lead screw horizontal jack 20, the lead screw supporting jack 25 and the two lead screw inclined jacks 24 are connected, so that the two trolley side dies 23 are stably connected, and later-stage pouring is facilitated.
As a preferred embodiment of the present embodiment, the external mold trolley 4 includes two vertical frames 29 disposed outside the bottom plate 1, the two vertical frames 29 are connected by a connecting truss 35, the bottom of the connecting truss 35 is connected to an external mold 34 by two lead screw fixing jacks 33, the bottom positions of the sides of the two external molds 34 far away from each other are both provided with lead screw limiting jacks 36, the two lead screw limiting jacks 36 are respectively connected to the two vertical frames 29, and the bottoms of the two vertical frames 29 are provided with the traveling mechanisms 30; the traveling mechanism 30 comprises two groups of traveling wheels which are respectively and fixedly arranged at the bottoms of the two vertical frames 29, a limiting plate is fixedly arranged at the side part of each vertical frame 29, and the traveling mechanism 30 is fixedly arranged at the top of each limiting plate; the traveling mechanisms 30 are connected with one traveling wheel, a group of third sleepers 32 are arranged below the two traveling mechanisms 30, third rails 31 are mounted at the tops of the two groups of third sleepers 32, and the two groups of traveling wheels are rotatably mounted at the tops of the two groups of third rails 31 respectively. The two outer dies 34 are tightly attached to the bottom plate 1 and fixed with the bottom plate 1 through the bottom pull rod 6, the two outer dies 34 are fixed through the top pull rod 5, and then the two outer dies 34 are respectively fixed with the side die 13 and the trolley side die 23 through the two opposite pull rods 7, so that the whole body is more stable.
In this embodiment, mounting holes are formed in the sides of the two outer molds 34 close to each other, and the top pull rod 5 is mounted in the two mounting holes. The two outer dies 34 can be fixed by the arrangement of the top pull rod 5.
In this embodiment, the fixed orifices has all been seted up to one side bottom position of two external molds 34, and the fixed slot has all been seted up to the both sides of bottom plate 1, and the one end of bottom pull rod 6 runs through the fixed orifices and installs in the fixed slot. The outer die 34 can be fixed on the bottom plate 1 by the arrangement of the bottom pull rod 6.
In this embodiment, the positioning holes are formed in one side of each of the two outer molds 34, the trolley side mold 23 and the side mold 13, and the opposite pull rod 7 is located in the two positioning holes close to each other. The gas cabin trolley 3, the outer die trolley 4 and the outer die trolley 4 can be fixed by arranging the pull rod 7.
As shown in fig. 9, the present application also discloses a double-piping lane construction method, including:
s1, construction preparation, namely designing a site lofting pipe gallery excavation slope opening line according to a construction drawing, performing site lofting to obtain the plane position and the elevation of a corresponding cushion layer after excavating to the bottom surface of the cushion layer of the pipe gallery, widening the width of the cushion layer by 85cm +/-5 mm in cushion layer construction lofting to meet the walking and operation width of a subsequent trolley outside template, performing excavation construction after measurement is completed, excavating a first-stage support first stage by adopting a reverse method, and performing work of the corresponding cushion layer, a bottom plate waterproof coiled material, a protective layer and the like after excavating to a designed elevation;
s2, installing a bottom formwork, wherein an outer formwork and an inner formwork for construction of the bottom plate 1 adopt a shaped steel formwork, before concrete pouring, 25mm of finish-rolled deformed steel bar is pre-embedded in the bottom plate 1 and is welded with one side of the annular stressed steel bar to serve as an outer formwork for subsequent wall construction, a lower pull rod is provided to fix the bottom of the outer formwork, the longitudinal distance between the pre-embedded deformed steel bar and the back edge of the outer formwork is 75cm +/-5 mm, the longitudinal distance is the same as that between the back edge of the outer formwork, and the position of an embedded part is strictly controlled during pre-embedding so as to ensure that the subsequent butt joint can be realized;
s3, pouring a bottom plate, wherein the concrete of the pipe gallery structure is C40P6, pouring the concrete of the bottom plate adopts an automobile pump, and the concrete is vibrated by an insertion vibrator, and the pouring height is 55cm +/-5 mm higher than the bottom plate to serve as the positioning width of a subsequent wall template;
s4, assembling by a double-pipe gallery slip form trolley, assembling wall body external formworks by adopting steel plates of 1.5m, wherein the thickness of a panel is 6mm, back ridges are formed by combining 10# channel steel and angle steel, the wall body external formworks walk by adopting a motor, 150mm multiplied by 150mm sleepers are paved below a track at intervals of 500mm +/-5 mm along the longitudinal direction, the lower ends of the formworks are fixed on finish-rolled deformed steel bars pre-embedded in a bottom plate, the upper ends of the formworks are oppositely pulled by adopting 10 finish-rolled deformed steel bars with the diameter of 25mm, assembling the formworks on a constructed cushion layer, and walking to the constructed bottom plate after assembling;
wherein, the assembly step of centre form platform truck specifically includes:
step 1: spreading the first sleepers 18 at intervals of 500mm, and then spreading the first tracks 17 on the first sleepers 18, wherein the number of the track nails on each first sleeper 18 is not less than 3, the center distance of the steel rails is not more than 1900 +/-10 mm, and the flatness of the track surface is not more than 20mm/10 m;
step 2: after the first running mechanism 16 is assembled, the first running mechanism is placed on the first rail 17 according to the distance of the drawing and is fixed;
and step 3: hoisting a bottom beam 8 of the portal frame on a first travelling mechanism 16, and mutually installing the bottom beam and the first travelling mechanism 16;
and 4, step 4: sequentially connecting the assembled portal frame 10 with the bottom beam 8;
and 5: assembling the translation mechanism 11, and then hoisting the translation mechanism 11 on front and rear cross beams of a portal frame, and enabling the center of the translation mechanism 11 to coincide with the center of the portal frame;
step 6: installing and arranging oil pipes, oil tanks, electrical cabinets, cables, ladder and beam jacks and the like;
and 7: the top mold 12 is assembled into a whole and then the side mold 13 is installed
And 8: connecting each jack on the portal frame and the lifting oil cylinder 9 with a top support through a support;
assembling a gas cabin trolley;
assembling an outer template, wherein the outer template mainly comprises a travelling mechanism 30, a connecting truss 35 and a plurality of screw jacks;
the assembling steps of the external mold trolley specifically comprise:
step 1: firstly, spreading a third sleeper 32 at a distance of 500mm, laying a third rail 31 on the third sleeper 32, and installing a rail clamp plate, wherein the control error is within the range of 20 mm;
step 2: the traveling mechanism 30 is connected with the vertical frame 29;
and step 3: installing a transverse connecting truss 35;
and 4, step 4: installing a plurality of lead screw jacks and an external mold 34;
step 5, pouring concrete of the wall body and the top plate, wherein the concrete of the wall body and the top plate is poured by an automobile pump;
and S6, walking to the next section, driving the shaped steel template to walk by adopting three motors, supporting the template by adopting a hydraulic system, and paving sleepers and rails on the bottom plate to serve as walking rails of the trolley after the construction of the pipe gallery floor is finished.
Based on the method, the operation is simple, the construction is convenient, no redundant template loss and sporadic material are used in the construction, the material cutting, waste and the like caused by the adoption of the wood template construction are avoided, and meanwhile, the environment pollution caused by dust raising and mold explosion caused by the cutting, supporting, demolding and the like of the wood template is controlled.
In the embodiment, when concrete of the wall body and the top plate is poured, concrete of the three wall bodies needs to be poured symmetrically, the height difference of concrete surfaces does not exceed 50cm, before the concrete is poured, the positioning condition of the template and the supporting condition of the end template are checked, and the lining rods of the wall bodies need to be arranged before the concrete is poured, so that the size error caused by the deviation of the template generated in the pouring vibration process is prevented; before concrete pouring, the bottom pull rod 6 and the top pull rod 5 of the outer mold 34 are checked, and a torque wrench is adopted to tightly screw the nut sleeve; in the pouring process, a specially-assigned person is dispatched to carry out template inspection, and emergency remedial work is done at any time. Before pouring, adopt torque wrench to twist nut sleeve solid inseparable, make can be more stable when pouring, improve the later stage and pour the quality, the while inspection template location condition, the end template supports the condition, must arrange the inside lining pole of wall before pouring, prevent to produce the template off normal and cause dimensional error at pouring vibration in-process, at the in-process of pouring, three wall concrete must be symmetrical pours, the concrete face difference in height must not exceed 50cm, in order to prevent that the lateral pressure is too big to cause the platform truck off normal.
The working principle of the invention is as follows:
when a formwork is supported, the height of the inner formwork trolley 2 can be adjusted, two hydraulic jacks 14 are started to enable two side formwork dies 13 to rotate to a designated position, then a plurality of lead screw connecting jacks 15 are connected to the side formwork dies 13 and the lifting oil cylinder 9, so that the stability is improved, then the demoulding head 22 is enabled to move upwards by rotating the lead screw lifting jacks 21, so that the two trolley side dies 23 are far away from each other, after the demoulding head 22 reaches a proper position, the lead screw horizontal jacks 20, the lead screw supporting jacks 25 and the two lead screw inclined jacks 24 are connected, so that the two trolley side dies 23 are stably connected, then the two outer dies 34 are tightly attached to the bottom plate 1 and fixed with the bottom plate 1 through the bottom pull rod 6, the two outer dies 34 are fixed through the top pull rod 5, and then the two outer dies 34 are respectively fixed with the side formwork dies 13 and the trolley side dies 23 through the two counter pull rods 7, then pouring can be carried out, reverse operation can be carried out during demoulding, the outer die is against the tie rod 7, the top tie rod 5 and the bottom tie rod 6 are reinforced, the bottom tie rod 6 is pulled through the wall by adopting phi 25 fine-rolled deformed steel bar, the tie rod 7 is made of three sections of waterproof detachable finished tie rods, and the top tie rod 5 is pulled by adopting phi 25 fine-rolled deformed steel bar.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (9)

1. The utility model provides a double-barrelled shelter slipform platform truck, includes bottom plate (1), its characterized in that: centre form platform truck (2) are installed at the top of bottom plate (1), one side of centre form platform truck (2) is provided with gas cabin platform truck (3) of installing on bottom plate (1), bottom plate (1) both sides are provided with outer mold platform truck (4), centre form platform truck (2) and gas cabin platform truck (3) set up in inside outer mold platform truck (4), outer mold platform truck (4) through a plurality of bottom pull rods (6) with bottom plate (1) is connected, outer mold platform truck (4) are connected with centre form platform truck (2) and gas cabin platform truck (3) through a plurality of pull rods (7) respectively, install top pull rod (5) in outer mold platform truck (4).
2. The double-tube corridor sliding mode trolley according to claim 1, characterized in that: the internal mold trolley (2) comprises a bottom beam (8) positioned above the bottom plate (1), the top of the bottom beam (8) is connected with a portal frame (10) through a plurality of lifting oil cylinders (9), the top of the portal frame (10) is provided with a translation mechanism (11), the portal frame (10) is provided with a top die (12) through the translation mechanism (11), the two side parts of the top die (12) are respectively and rotatably provided with a side die (13), the two side parts of the lifting oil cylinder (9) are respectively and rotatably provided with a hydraulic jack (14), the output ends of the two hydraulic jacks (14) far away from the portal frame (10) are respectively connected with the side parts of the two side dies (13) close to each other, the side mould (13) is connected with the lifting oil cylinder (9) through a plurality of lead screw connecting jacks (15), and a first walking mechanism (16) is installed at the bottom of the bottom beam (8); the first walking mechanism (16) comprises an installation plate arranged on the side part of the bottom beam (8), two groups of first walking wheels rotatably arranged at the bottom of the bottom beam (8), and a first walking motor fixedly arranged at the top of the installation plate; the first walking motor is connected with one of the first walking wheels, two groups of first sleepers (18) fixedly mounted at the top of the bottom plate (1) are arranged below the first walking mechanism (16), first rails (17) are mounted at the top of each group of first sleepers (18), and the two groups of first walking wheels are respectively rotatably mounted on the two groups of first rails (17).
3. The double-tube corridor sliding mode trolley according to claim 1, characterized in that: the gas cabin trolley (3) comprises a trolley support (19) located above a bottom plate (1), the top of the trolley support (19) is provided with a demoulding head (22) through a screw rod lifting jack (21), the screw rod lifting jack (21) is provided with a screw rod horizontal jack (20), the trolley support (19) is provided with a screw rod supporting jack (25) and two screw rod inclined jacks (24), one ends of the two screw rod inclined jacks (24) far away from the screw rod lifting jack (21) are provided with trolley side dies (23), two ends of the screw rod supporting jack (25) are respectively connected with one sides of the two trolley side dies (23) close to each other, two ends of the screw rod horizontal jack (20) are respectively connected with one sides of the two trolley side dies (23) close to each other, the demoulding head (22) is matched with the two trolley side dies (23), a second walking mechanism (26) is arranged at the bottom of the trolley bracket (19); the second walking mechanism (26) comprises a fixed plate fixedly arranged on the side part of the trolley bracket (19), a second walking motor fixedly arranged on the top of the fixed plate, and two groups of second walking wheels rotatably arranged at the bottom of the trolley bracket (19); the second walking motor is connected with one of the second walking wheels, two groups of second sleepers (28) fixed to the top of the bottom plate (1) are arranged below the trolley support (19), second rails (27) are mounted on the top of each group of second sleepers (28), and the two groups of second walking wheels are rotatably mounted on the two groups of second rails (27) respectively.
4. The double-tube corridor sliding mode trolley according to claim 1, characterized in that: the outer die trolley (4) comprises two vertical frames (29) arranged on the outer side of the bottom plate (1), the two vertical frames (29) are connected through a connecting truss (35), the bottom of the connecting truss (35) is connected with an outer die (34) through two lead screw fixing jacks (33), lead screw limiting jacks (36) are mounted at the bottom of one side, away from each other, of the two outer dies (34), the two lead screw limiting jacks (36) are respectively connected with the two vertical frames (29), and traveling mechanisms (30) are mounted at the bottoms of the two vertical frames (29); the travelling mechanism (30) comprises two groups of travelling wheels which are fixedly arranged at the bottoms of the two vertical frames (29) respectively, and a limiting plate which is fixedly arranged at the side part of each vertical frame (29), wherein the travelling mechanism (30) is fixedly arranged at the top of the limiting plate; running gear (30) are connected with one of them the walking wheel, two the below of running gear (30) all is provided with a set of third sleeper (32), and third track (31) are all installed at the top of two sets of third sleeper (32), two sets of walking wheels rotate respectively and install in two sets of on the top of third track (31).
5. The double-tube corridor sliding mode trolley according to claim 4, characterized in that: mounting holes are formed in one side, close to each other, of each of the two outer dies (34), and the top pull rod (5) is mounted in the two mounting holes.
6. The double-tube corridor sliding mode trolley according to claim 4, characterized in that: the bottom of one side of each of the two outer molds (34) is provided with a fixing hole, the two sides of the bottom plate (1) are provided with fixing grooves, and one end of the bottom pull rod (6) penetrates through the fixing holes and is installed in the fixing grooves.
7. The double-tube corridor sliding mode trolley according to the claims 2, 3 and 4, is characterized in that: two the locating hole has all been seted up to external mold (34), platform truck side form (23) and one side of side form (13), drag link (7) are located two locating holes that are close to each other.
8. A double-pipe gallery construction method is characterized in that: the method comprises the following steps:
s1, construction preparation, namely designing a site lofting pipe gallery excavation slope opening line according to a construction drawing, performing site lofting to obtain the plane position and the elevation of a corresponding cushion layer after excavating to the bottom surface of the cushion layer of the pipe gallery, widening the width of the cushion layer by 85cm +/-5 mm in cushion layer construction lofting to meet the walking and operation width of a subsequent trolley outside template, performing excavation construction after measurement is completed, excavating a first-stage support first stage by adopting a reverse method, and performing work of the corresponding cushion layer, a bottom plate waterproof coiled material, a protective layer and the like after excavating to a designed elevation;
s2, installing a bottom formwork, wherein an outer formwork and an inner formwork for construction of the bottom plate (1) adopt a shaped steel formwork, before concrete pouring, 25mm of finish-rolled deformed steel bar is pre-embedded in the bottom plate (1) and is welded with the single side of the annular stressed steel bar to serve as a subsequent outer formwork for wall construction, a lower pull rod is provided to fix the bottom of the outer formwork, the longitudinal distance of the pre-embedded deformed steel bar is 75cm +/-5 mm and is the same as the longitudinal distance of a back edge of the outer formwork, and the position of a pre-embedded part is strictly controlled during pre-embedding to ensure that the subsequent butt joint can be realized;
s3, pouring a bottom plate, wherein the concrete of the pipe gallery structure is C40P6, pouring the concrete of the bottom plate adopts an automobile pump, and the concrete is vibrated by an insertion vibrator, and the pouring height is 55cm +/-5 mm higher than the bottom plate to serve as the positioning width of a subsequent wall template;
s4, assembling by a double-pipe gallery slip form trolley, assembling wall body external formworks by adopting steel plates of 1.5m, wherein the thickness of a panel is 6mm, back ridges are formed by combining 10# channel steel and angle steel, the wall body external formworks walk by adopting a motor, 150mm multiplied by 150mm sleepers are paved below a track at intervals of 500mm +/-5 mm along the longitudinal direction, the lower ends of the formworks are fixed on finish-rolled deformed steel bars pre-embedded in a bottom plate, the upper ends of the formworks are oppositely pulled by adopting 10 finish-rolled deformed steel bars with the diameter of 25mm, assembling the formworks on a constructed cushion layer, and walking to the constructed bottom plate after assembling;
wherein, the assembly step of centre form platform truck specifically includes:
step 1: spreading the first sleepers (18) at intervals of 500mm, and then spreading the first tracks (17) on the first sleepers (18), wherein the number of the spikes on each first sleeper (18) is not less than 3, the center distance of the steel rails cannot exceed the range of 1900 +/-10 mm, and the flatness of the rail surface is not more than 20mm/10 m;
step 2: after the first walking mechanism (16) is assembled, the first walking mechanism is placed on a first track (17) according to the distance of a drawing and is fixed;
and step 3: hoisting a bottom beam (8) of the portal frame on the first travelling mechanism (16), and mutually installing the bottom beam and the first travelling mechanism (16);
and 4, step 4: sequentially connecting the assembled portal frame (10) with the bottom beam (8);
and 5: after the translation mechanism (11) is assembled, the translation mechanism is hoisted on front and rear cross beams of a portal frame, and the center of the translation mechanism (11) is coincided with the center of the portal frame;
step 6: installing and arranging oil pipes, oil tanks, electrical cabinets, cables, ladder and beam jacks and the like;
and 7: the top die (12) is integrated and then the side die (13) is installed
And 8: all jacks on the portal frame and the lifting oil cylinder (9) are connected with the top support through a support;
assembling a gas cabin trolley;
assembling an outer template, wherein the outer template mainly comprises a travelling mechanism (30), a connecting truss (35) and a plurality of screw jacks;
the assembling steps of the external mold trolley specifically comprise:
step 1: firstly, spreading a third sleeper (32) at a distance of 500mm, laying a third rail (31) on the third sleeper (32), and installing a rail clamp plate, wherein the control error is within the range of 20 mm;
step 2: the traveling mechanism (30) is connected with the vertical frame (29);
and step 3: installing a transverse connecting truss (35);
and 4, step 4: installing a plurality of lead screw jacks and an outer die (34);
step 5, pouring concrete of the wall body and the top plate, wherein the concrete of the wall body and the top plate is poured by an automobile pump; when pouring is carried out;
and S6, walking to the next section, driving the shaped steel template to walk by adopting three motors, supporting the template by adopting a hydraulic system, and paving sleepers and rails on the bottom plate to serve as walking rails of the trolley after the construction of the pipe gallery floor is finished.
9. The double-piping lane construction method according to claim 8, characterized in that: when the wall body and the top plate are cast with concrete, the concrete of the three wall bodies must be symmetrically cast, the height difference of concrete surfaces must not exceed 50cm, before the concrete is cast, the positioning condition of a template and the supporting condition of an end template are checked, and an inner lining rod of the wall body must be arranged before the concrete is cast, so that the size error caused by the deviation of the template generated in the casting vibration process is prevented; before concrete pouring, a bottom pull rod (6) and a top pull rod (5) of the outer mold (34) are checked, and a nut sleeve is tightly screwed by a torque wrench; in the pouring process, a specially-assigned person is dispatched to carry out template inspection, and emergency remedial work is done at any time.
CN202110555500.1A 2021-05-21 2021-05-21 Double-pipe gallery slip form trolley and double-pipe gallery construction method Pending CN113463683A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110555500.1A CN113463683A (en) 2021-05-21 2021-05-21 Double-pipe gallery slip form trolley and double-pipe gallery construction method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110555500.1A CN113463683A (en) 2021-05-21 2021-05-21 Double-pipe gallery slip form trolley and double-pipe gallery construction method

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Application Number Title Priority Date Filing Date
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115262635A (en) * 2022-08-26 2022-11-01 沧州晟实伟业机械设备制造有限公司 Integrated trolley suitable for novel convenient drop-pull support of comprehensive pipe rack
CN115305952A (en) * 2022-08-01 2022-11-08 中铁北京工程局集团有限公司 Self-propelled steel formwork trolley for construction of comprehensive pipe gallery

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115305952A (en) * 2022-08-01 2022-11-08 中铁北京工程局集团有限公司 Self-propelled steel formwork trolley for construction of comprehensive pipe gallery
CN115262635A (en) * 2022-08-26 2022-11-01 沧州晟实伟业机械设备制造有限公司 Integrated trolley suitable for novel convenient drop-pull support of comprehensive pipe rack

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