CN111963218A - Highway tunnel prefabrication is assembled corrugated steel lining structure and is assembled platform - Google Patents
Highway tunnel prefabrication is assembled corrugated steel lining structure and is assembled platform Download PDFInfo
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- CN111963218A CN111963218A CN202010847131.9A CN202010847131A CN111963218A CN 111963218 A CN111963218 A CN 111963218A CN 202010847131 A CN202010847131 A CN 202010847131A CN 111963218 A CN111963218 A CN 111963218A
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- platform
- corrugated steel
- mechanical arm
- steel pipe
- pipe sheet
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/40—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
- E21D11/20—Special cross- sections, e.g. corrugated
Abstract
The invention relates to a road tunnel prefabricated assembled corrugated steel lining structure assembling platform, which comprises: a main frame: the device is arranged in a multilayer gantry type framework and comprises two bottom longitudinal beams, two top longitudinal beams, a top cross beam, a slide-rail-free upright post and two slide-rail-free upright posts, wherein the top cross beam is used for transversely and fixedly connecting the two top longitudinal beams, the slide-rail-free upright posts are used for vertically and respectively connecting the bottom longitudinal beams and the top longitudinal beams at the front end and the rear end, and the two slide-rail-free upright posts are fixed on the bottom longitudinal beams and the top longitudinal beams at; side liftable plummer: the lifting device is respectively arranged at two sides of the outer part of the main frame, realizes lifting through an upright post with a slide rail, and is provided with a mechanical arm capable of sliding transversely; the middle part of the bearing platform can be lifted: are respectively arranged in the middle of the inner side of the main frame, and realize lifting through the upright post with the slide rail, and are provided with mechanical arms capable of sliding transversely. Compared with the prior art, the invention has the advantages of expanding the working radius, reserving enough construction channels, mechanically constructing, improving the assembling efficiency and the like.
Description
Technical Field
The invention relates to the field of lining structure construction of highway tunnels under construction, in particular to a splicing platform for a prefabricated and spliced corrugated steel lining structure of a highway tunnel.
Background
The strength and the construction efficiency of the lining are required to be improved in the construction process of the highway tunnel in the weak area, particularly in the engineering section where rock burst and other disasters are prone to happening, the supporting surface is required to be expanded, the early strength is improved, and the construction time of lining support is shortened.
At present, prefabricated assembled corrugated steel lining structures are assembled mainly by means of crane hoisting, manual assembling, trolley lifting and the like. When the crane is used for hoisting, the posture of the duct piece needs to be manually adjusted to be butted to an appointed position, and the crane hoisting is only suitable for open cut tunnel construction; the efficiency of manually assembling the corrugated steel pipe sheet is low, the quality of the corrugated steel pipe sheet single sheet with the current standard specification can reach 500kg, and the lifting, the installation and the like are extremely inconvenient. When similar construction equipment such as an arch frame installation trolley is adopted for lifting, a construction channel in a tunnel is occupied, and a special construction platform is required to be equipped for facilitating manual installation of a segment joint.
For a common tunnel construction platform, a Chinese utility model patent with the prior application number of 201720384226.5 discloses a tunnel construction platform, the construction platform is of a three-layer portal frame structure, and each working platform is provided with a straight guide rail, a slide block in sliding fit with the straight guide rail, a manned flat plate and a steel protection plate; the middle part of the gantry support is provided with a loading platform, a water storage tank and an exhaust fan, and an ice block accommodating bin is arranged inside the water storage tank. However, the platform is designed for construction workers, each platform plate cannot be moved, the operation requirement of the mechanical arm with the limited working radius cannot be met, in addition, the fixed platform plates can also cause that the tunnel region near the plane where the platform plates are located is difficult to construct, and construction dead angles are generated, so that the construction platform cannot carry large-scale construction equipment and instruments to carry out segment assembling work like mechanical arms.
The prior Chinese patent with application number 201911322163.0 discloses a tunnel construction platform convenient to move, which is a single-layer construction platform, a motor drives a bidirectional screw rod to prop up a support plate and an arc plate, the arc plate is used for propping the top of a tunnel, a top plate is used for propping the top of the tunnel, falling rocks at the top of the tunnel are prevented from injuring workers, and a safe operation space is formed.
In summary, the existing construction platform for prefabricating and assembling the highway tunnel is few, and the existing construction platform has some main defects, which are summarized as follows:
(1) the reserved construction channel at the bottom is narrow, and the material transportation near the tunnel face is limited.
(2) The platform plate is not movable, and the tunnel area near the plane of the platform plate is difficult to construct easily.
(3) Installation space is not reserved for the construction equipment, the section of the structural member is small, the load of the construction equipment is difficult to bear, and mechanized construction is not achieved.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a splicing platform for a highway tunnel prefabricated spliced corrugated steel lining structure.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides a corrugated steel lining structure assembly platform is assembled in highway tunnel prefabrication for realize that corrugated steel pipe piece snatchs, lifts and assembles in highway tunnel, this assembly platform includes:
a main frame: the gantry type multi-layer structure comprises two bottom longitudinal beams, two top longitudinal beams, a top cross beam, two slide-rail-free upright columns and two slide-rail-free upright columns, wherein the top cross beam is used for transversely and fixedly connecting the two top longitudinal beams;
side liftable plummer: the lifting device is respectively arranged at two sides of the outer part of the main frame, realizes lifting through an upright post with a slide rail, and is provided with a mechanical arm capable of sliding transversely;
the middle part of the bearing platform can be lifted: are respectively arranged in the middle of the inner side of the main frame, and realize lifting through the upright post with the slide rail, and are provided with mechanical arms capable of sliding transversely.
The upright post with the slide rails comprises an upright post main body which is composed of thin-wall rectangular square steel tubes, the upper end and the lower end of the upright post main body are respectively fixedly connected with a bottom longitudinal beam and a top longitudinal beam through fixing plates with a plurality of bolt holes, a middle platform slide rail which is connected with a middle lifting bearing platform in a sliding manner is arranged on the inner side surface of the upright post main body, a lateral platform slide rail which is connected with a lateral lifting bearing platform in a sliding manner is arranged on the outer side surface, and the middle platform slide rail and the lateral platform slide rail are both T-.
The main body of the upright post is internally provided with a bidirectional reinforced steel plate and an in-pipe stiffening rib for enhancing the strength.
Lateral part liftable plummer including the lateral part landing slab that the level set up, set up lateral part landing slab erects to prop and lateral part landing slab bracing, transversely set up at the lateral part landing slab on the surface of lateral part landing slab slide rail, gliding lateral part arm base on lateral part landing slab slide rail, install the lateral part arm on lateral part arm base and be used for realizing the lateral part landing slab lift actuating mechanism who moves.
The middle part liftable plummer include the middle part landing slab that the level set up, transversely set up at the middle part platform slide rail of middle part landing slab upper surface, gliding middle part arm base on middle part platform slide rail, install the middle part arm on the arm base of middle part and be used for realizing the middle part lift actuating mechanism of middle part landing slab lift action.
The side lifting driving mechanism and the middle lifting driving mechanism have the same structure and respectively comprise a gear shaft arranged in the upright post main body and a chain which bypasses the gear shaft and is in transmission connection with the driving motor at one end, for the side platform plate, the other end of the chain is fixedly connected with an inclined strut of the side platform plate through an outer side connecting piece, and the outer side connecting piece is in sliding connection with a slide rail of the side platform plate; to middle part landing slab, the other end of chain and the inboard connecting piece fixed connection who installs in middle part landing slab four corners department, inboard connecting piece and middle part platform slide rail sliding connection, lateral part landing slab erects to prop and all adopts H shaped steel with lateral part landing slab bracing, inboard connecting piece and middle part lift platform between pass through bolted connection, outside connecting piece and lateral part lift platform erect to prop between pass through bolted connection.
But middle part elevating platform carrier still include the extension landing slab that is used for lateral extension middle part platform operating space, the extension landing slab set up respectively at the horizontal both ends of middle part landing slab, every extension landing slab passes through hinge and bearing and middle part landing slab both ends are articulated to carry out the locking through the bolt after 180 degrees overturns, form the stable load-bearing platform who is connected with middle part landing slab, the extension landing slab surface still be equipped with the same and extension platform slide rail of mutual butt joint of middle part platform slide rail structure, the welding thin wall rectangle steel platform slab that the extension landing slab is inside cross-section enhancement.
The top longitudinal beam and the top cross beam are respectively provided with inclined struts at the joints of the vertically arranged slide-rail-free upright columns and the vertically arranged upright columns with slide rails, and the bottom longitudinal beam is also provided with a rubber tire driven by a motor.
The mechanical arm is a six-shaft mechanical arm, and the maximum working radius of the mechanical arm is not less than 2.5 m.
The assembly platform is used for assembling the corrugated steel pipe sheet in the center of the top of the tunnel, and specifically comprises the following steps:
11) the middle platform plate is lowered to the bottom of the upright post with the slide rail, and the position of the middle mechanical arm base is adjusted;
12) the middle mechanical arm moves, the corrugated steel pipe sheet is clamped through the end clamp, and the corrugated steel pipe sheet is moved to the inner side of the edge of the middle platform plate;
13) the middle platform plate rises to a designated position;
14) adjusting the position of a middle mechanical arm base, and moving the corrugated steel pipe sheet to a specified splicing position after the posture of the middle mechanical arm is adjusted;
15) temporarily supporting and fixing the corrugated steel pipe sheet by using a stay bar, and manually fixing the connecting part of the lining structure of the corrugated steel pipe sheet;
16) the middle mechanical arm end clamp releases the corrugated steel pipe sheet to complete the splicing of the corrugated steel pipe sheet in the center of the top of the tunnel;
the assembling platform is used for assembling the corrugated steel pipe sheets on the side part of the tunnel, and specifically comprises the following steps:
21) the side platform plate is lowered to the bottom of the upright post with the slide rail, and the position of the side mechanical arm base is adjusted;
22) the side mechanical arm moves, the corrugated steel pipe sheet is clamped through the end clamp, and the corrugated steel pipe sheet is moved to the inner side of the edge of the side platform plate;
23) the side platform plate is lifted to a designated position;
24) the position of a side mechanical arm base is adjusted, and after the posture of the side mechanical arm is adjusted, the corrugated steel pipe sheet is moved to a specified splicing position;
25) temporarily supporting and fixing the corrugated steel pipe sheet by using a stay bar, and manually fixing the connecting part of the lining structure of the corrugated steel pipe sheet;
26) the end clamp of the side mechanical arm releases the corrugated steel pipe sheet to complete the assembly of the corrugated steel pipe sheet at the side of the tunnel;
the assembling platform is used for assembling the lateral corrugated steel pipe sheets at the top of the tunnel, and specifically comprises the following steps:
31) the middle platform plate is lowered to the bottom of the upright post with the slide rail, and the position of the middle mechanical arm base is adjusted;
32) the middle mechanical arm moves, the corrugated steel pipe sheet is clamped through the end clamp, and the corrugated steel pipe sheet is moved to the inner side of the edge of the middle platform plate;
33) the middle platform plate rises for a fixed distance, and the extension platform plate is turned over and fixed;
34) the middle mechanical arm base adjusts the position, and the middle platform plate continues to rise to the designated position;
35) after the posture of the middle mechanical arm is adjusted, the corrugated steel pipe sheet is moved to a specified splicing position;
36) temporarily supporting and fixing the corrugated steel pipe sheet by using a stay bar, and manually fixing the connecting part of the lining structure of the corrugated steel pipe sheet;
37) and (4) releasing the corrugated steel pipe sheet by the end clamp of the middle mechanical arm to complete the assembly of the lateral corrugated steel pipe sheet at the top of the tunnel.
Compared with the prior art, the invention has the following advantages:
firstly, the invention expands the working radius of the mechanical arm and overcomes the defect of limited working radius of the standard mechanical arm by designing the platform plate capable of vertically moving and the mechanical arm base capable of horizontally moving.
And secondly, the main frame structure reserves enough construction channels for the bottom of the platform, so that equipment nearby the tunnel face can conveniently enter and exit and material conveying.
And thirdly, the mechanical arm is adopted to solve the problems of time and labor consumption in manual assembly, and mechanized construction is realized.
The four platform, the three platforms and the mechanical arm can work simultaneously and cooperatively, so that the assembly efficiency is greatly improved, and the construction time is saved; the construction method provides special construction machinery for prefabricating and assembling the corrugated steel lining structure, improves the assembling efficiency and the engineering quality of the corrugated steel pipe sheets, is also favorable for an engineering example of adopting the corrugated steel lining to repair the existing tunnel, and has advanced technical significance and great engineering application potential and social and economic significance.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a schematic cross-sectional view of a slide rail-mounted column.
Fig. 3 is a schematic structural diagram of a platform framework system.
Fig. 4 is a schematic structural view of the middle platform.
Fig. 5 is a schematic structural view of the side platform.
Fig. 6 is a schematic view of the top center segment assembly.
Fig. 7 is a schematic illustration of side segment makeup.
Fig. 8 is a schematic view of the top lateral segment assembly.
Fig. 9 is a schematic structural diagram of a column with a slide rail.
The notation in the figure is:
1. bottom moving mechanism, 2, bottom longeron, 3, no slide rail stand, 4, take the slide rail stand, 51, inboard connecting piece, 52, outside connecting piece, 6, lateral platform board, 7, lateral platform board erects to prop, 8, lateral platform board bracing, 9, middle part platform board, 10, extend the landing slab, 11, a bearing, 121, lateral part arm base, 122, middle part arm base, 131, lateral part arm, 132, middle part arm, 14, top beam, 15, top longeron, 16, the chain, 171, lateral part platform slide rail, 172, middle part platform slide rail, 18, the bracing, 19, the bolt hole, 20, thin-walled rectangular steel pipe, 21, two-way reinforcing steel plate, 22, intraductal stiffening rib, 23, the gear shaft, 24, vertical slide rail.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments.
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention.
Example 1:
as shown in fig. 1, the invention provides a splicing platform of a highway tunnel prefabricated splicing corrugated steel lining structure, which mainly comprises a steel main frame structure and is provided with three construction platform plates, wherein the construction platform plates comprise 1 middle platform plate 9 and 2 side platform plates 6, the platform plates can vertically move along a sliding rail through connecting pieces, and specifically, a motor drives a chain with one end fixed on the connecting pieces, so that the platform plates are driven to move up and down. All there is a arm base on every construction platform board, and the arm can be followed the guide rail lateral sliding on the platform board, has installed a maximum working radius and is not less than 2.55 m's six standard arms on every arm. The main frame structure, the platform plate, the mechanical arm base and the six-axis mechanical arm jointly form a free moving system which can move transversely and vertically and a 6-freedom-degree operation system of a construction part. Not only can grab and lift corrugated steel pipe piece to the construction area from ground, can also carry out meticulous counterpoint through the arm and assemble. The special construction instrument is provided for the prefabricated assembled corrugated steel pipe sheet lining structure, and the engineering efficiency and the construction quality are improved.
This construction platform mainly includes: the bottom moving mechanism 1, the bottom longitudinal beam 2, the non-sliding rail upright post 3, the sliding rail upright post 4, the connecting piece which is connected with the chain 16 and can move up and down through the motor drive, the side platform plate 6, the side platform plate vertical support 7, the side platform plate inclined support 8, the middle platform plate 9, the extending platform plate 10, the mechanical arm base which can move transversely through the motor drive, the mechanical arm, the top cross beam 14, the top longitudinal beam 15 and the inclined support 18 are used for driving the rubber tire through the motor.
As shown in fig. 2 and 9, the slide rail column 4 includes: the connecting plate is used for being fixed with a bottom beam and provided with 16 bolt holes 19, a thin-wall rectangular steel pipe 20, a bidirectional reinforced steel plate 21, a stiffening rib 22 in the pipe, a gear shaft 23, a vertical slide rail 24 (a middle platform slide rail and a side platform slide rail), the outer parts of the inner side and the outer side of the upright post 4 with the slide rail are respectively provided with a T-shaped slide rail, the inner space of the upright post 4 with the slide rail is provided with the stiffening rib 22 in the pipe for reinforcing the thin-wall rectangular steel pipe 20, the connecting piece is provided with a double T-shaped sliding groove for being occluded with the T-shaped slide rail on the upright post 4 with the slide rail, the connecting piece can vertically move along the upright post 4 with the slide rail under the driving of the chain 16 after being occluded, each connecting piece is connected with a motor through the chain 16, and.
When the device works, one end of the chain bypasses the gear shaft 23 and then extends out of the notch on the upper part of the thin-wall rectangular steel pipe 20 to be fixed with the connecting piece, and the other end of the chain is driven by the motor to move, so that the connecting piece and the platform plate are driven to vertically move along the sliding rail.
As shown in fig. 3, the main frame of the construction platform includes: 2 bottom longitudinal beams 2, 8 bottom moving mechanisms 1, 4 slide-rail-free upright columns 3 and 4 with slide rail upright columns 4, 4 top cross beams 14, 6 top longitudinal beams 15 and 8 inclined struts 18. The main frame not only provides firm support for construction platform, and its slide rail of taking on the slide rail stand 4 provides vertical movement's track for lift platform, and bottom moving mechanism 1 can let construction platform wholly remove along tunnel axis direction, follows the construction progress and continues to impel to the face.
As shown in fig. 4, the middle liftable bearing table comprises: middle part landing slab 9, transverse slide rail 172, bearing 11, extend landing slab 10, the four corners of middle part landing slab 9 is fixed mutually with 4 inboard connecting pieces 51 respectively, form stable bearing structure, when assembling top side direction section of jurisdiction, for avoiding sheltering from the construction inconvenience that arouses because of the predetermined mounted position of section of jurisdiction is sheltered from by the top longeron, it can be fixed around hinge and 11 upset of bearing and with middle part landing slab 9 through devices such as bolts to extend landing slab 10, extend the horizontal work space of arm, be convenient for find suitable construction gesture.
As shown in fig. 5, the side liftable platform comprises: lateral part landing slab 6, lateral part landing slab erects and props 7, lateral part landing slab bracing 8, horizontal slide rail 171, with lateral part landing slab bracing 8 of 52 fixed connection of outside connecting piece still with lateral part landing slab 6 and the 7 rigid couplings of lateral part landing slab erects and props, constitute stable bearing structure, lateral part landing slab erects and props 7 and the 52 rigid couplings of outside connecting piece mutually, and lateral part landing slab 6 can be followed the vertical removal of slide rail of taking slide rail stand 4. The side robot bases 121 on the side table plate 6 are laterally movable along the side table slide rails 171.
The mechanical arm base is provided with double T-shaped sliding grooves and used for being occluded with T-shaped sliding rails on the middle platform plate 9 or the side platform plates (6) and moving along the sliding rails after being occluded, and each mechanical arm base is provided with a six-axis mechanical arm of which the maximum working radius is not lower than 2.5 m.
The construction platform main frame, the middle lifting bearing table and the side lifting bearing table are preferably made of high-quality high-strength structural steel, welding, riveting and bolt connection are reasonably adopted in the component manufacturing process, and the components are reasonably connected through bolts.
The process of assembling the top central duct piece by applying the road tunnel prefabricated assembled corrugated steel lining structure assembling platform in the embodiment comprises the following steps:
s1, lowering a middle platform plate to the bottom of a vertical column, and adjusting the position of a middle mechanical arm base;
s2, moving the mechanical arm, clamping the corrugated steel pipe sheet through an end clamp, and moving the corrugated steel pipe sheet to the inner side of the edge of the middle platform plate;
s3, lifting the middle platform plate to a specified position;
s4, adjusting the position of a middle mechanical arm base, adjusting the posture of a mechanical arm, and moving the corrugated steel pipe sheet to a specified splicing position by the mechanical arm, as shown in FIG. 6;
s5, temporarily supporting and fixing the corrugated steel pipe sheet by using a support rod, and manually fixing the connecting part of the lining structure of the corrugated steel pipe sheet;
and S6, releasing the corrugated steel pipe sheet by the end clamp of the mechanical arm.
The road tunnel prefabricated assembled corrugated steel lining structure assembling platform in the embodiment is applied, and the process of assembling side pipe pieces comprises the following steps:
s1, lowering a side platform plate to the bottom of a stand column, and adjusting the position of a side mechanical arm base;
s2, moving the mechanical arm, clamping the corrugated steel pipe sheet through an end clamp, and moving the corrugated steel pipe sheet to the inner side of the edge of the side platform plate;
s3, lifting the side platform plate to a specified position;
s4, adjusting the position of a side mechanical arm base, adjusting the posture of a mechanical arm, and moving the corrugated steel pipe sheet to a specified assembling position by the mechanical arm, as shown in FIG. 7;
s5, temporarily supporting and fixing the corrugated steel pipe sheet by using a support rod, and manually fixing the connecting part of the lining structure of the corrugated steel pipe sheet;
and S6, releasing the corrugated steel pipe sheet by the end clamp of the mechanical arm.
The process of assembling the lateral duct piece at the top comprises the following steps:
s1, lowering a middle platform plate to the bottom of a vertical column, and adjusting the position of a middle mechanical arm base;
s2, moving the mechanical arm, clamping the corrugated steel pipe sheet through an end clamp, and moving the corrugated steel pipe sheet to the inner side of the edge of the middle platform plate;
s3, raising the middle platform plate for a fixed distance, and extending the platform plate to turn over and fix;
s4, adjusting the position of the middle mechanical arm base, and continuously lifting the middle platform plate to a specified position;
s5, adjusting the posture by a mechanical arm, and moving the corrugated steel pipe sheet to a specified assembling position by the mechanical arm as shown in FIG. 8;
s6, temporarily supporting and fixing the corrugated steel pipe sheet by using a support rod, and manually fixing the connecting part of the lining structure of the corrugated steel pipe sheet;
and S7, releasing the corrugated steel pipe sheet by the mechanical arm end clamp.
According to the invention, by designing the platform plate capable of vertically moving and the mechanical arm base capable of horizontally moving, the working radius of the mechanical arm is expanded, and the defect that the working radius of a standard mechanical arm is limited is overcome; the frame structure reserves enough construction channels for the bottom of the platform, so that equipment near the tunnel face can conveniently enter and exit and material conveying is facilitated; the mechanical arm makes up the problem of time and labor consumption of manual assembly, and realizes mechanized construction; 3 platforms and the mechanical arm can work simultaneously and cooperatively, so that the assembly efficiency is greatly improved, and the construction time is saved; the construction method provides special construction machinery for prefabricating and assembling the corrugated steel lining structure, improves the assembling efficiency and the engineering quality of the corrugated steel pipe sheets, is also favorable for an engineering example of adopting the corrugated steel lining to repair the existing tunnel, and has advanced technical significance and great engineering application potential and social and economic significance.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. The utility model provides a corrugated steel lining structure assembly platform is assembled in highway tunnel prefabrication for realize that corrugated steel pipe piece snatchs, lifts and assembles in highway tunnel, its characterized in that, this assembly platform includes:
a main frame: the multi-layer gantry type frame comprises two bottom longitudinal beams (2), two top longitudinal beams (15), a top cross beam (14) used for transversely and fixedly connecting the two top longitudinal beams (15), a non-slide rail upright post (3) used for vertically and respectively connecting the bottom longitudinal beams (2) and the top longitudinal beams (15) at the front end and the rear end, and two strip slide rail upright posts (4) of which the two ends are fixed on the bottom longitudinal beams (2) and the top longitudinal beams (15) and arranged between the non-slide rail upright posts (3) at the front end and the rear end;
side liftable plummer: the lifting device is respectively arranged at two sides of the outer part of the main frame, realizes lifting through a column (4) with a slide rail, and is provided with a mechanical arm capable of sliding transversely;
the middle part of the bearing platform can be lifted: are respectively arranged in the middle of the inner side of the main frame, and realize lifting through a column (4) with a slide rail, and are provided with mechanical arms capable of sliding transversely.
2. The assembling platform of the highway tunnel prefabricated assembling corrugated steel lining structure according to claim 1, wherein the upright post (4) with the slide rails is an upright post main body formed by thin-wall rectangular square steel pipes (20), the upper end and the lower end of the upright post main body are respectively fixedly connected with the bottom longitudinal beam (2) and the top longitudinal beam (15) through fixing plates with a plurality of bolt holes (19), the inner side surface of the upright post main body is provided with a middle platform slide rail which is in sliding connection with a middle lifting bearing platform, the outer side surface is provided with a side platform slide rail which is in sliding connection with a side lifting bearing platform, and the middle platform slide rail and the side platform slide rail are both T-shaped.
3. The road tunnel prefabrication and assembly corrugated steel lining structure assembly platform as claimed in claim 2, wherein the main body of the upright is internally provided with a bidirectional reinforced steel plate (21) and an in-pipe stiffening rib (22) for increasing strength.
4. The splicing platform of the prefabricated corrugated steel lining structure for the highway tunnel according to claim 2, wherein the side liftable bearing platform comprises a side platform plate (6) which is horizontally arranged, side platform plate vertical supports (7) and side platform plate inclined supports (8) which are arranged on two sides of the side platform plate (6), a side platform sliding rail (171) which is transversely arranged on the surface of the side platform plate (6), a side mechanical arm base (121) which slides on the side platform sliding rail (171), a side mechanical arm (131) which is arranged on the side mechanical arm base (121) and a side lifting driving mechanism which is used for realizing the lifting action of the side platform plate (6).
5. The splicing platform of the prefabricated corrugated steel lining structure for the highway tunnel according to claim 4, wherein the middle lifting bearing platform comprises a middle platform plate (9) which is horizontally arranged, a middle platform slide rail (172) which is transversely arranged on the upper surface of the middle platform plate (9), a middle mechanical arm base (122) which slides on the middle platform slide rail (172), a middle mechanical arm (132) which is arranged on the middle mechanical arm base (122), and a middle lifting driving mechanism which is used for realizing the lifting action of the middle platform plate (9).
6. The splicing platform of the prefabricated corrugated steel lining structure for the road tunnel according to claim 5, wherein the lateral lifting driving mechanism and the middle lifting driving mechanism have the same structure and respectively comprise a gear shaft (23) installed in the upright post body and a chain (16) which bypasses the gear shaft (23) and is in transmission connection with a driving motor at one end, for the lateral platform plate (6), the other end of the chain (16) is fixedly connected with the diagonal brace (8) of the lateral platform plate through an outer connecting piece (52), and the outer connecting piece (52) is in sliding connection with a sliding rail of the lateral platform plate; to middle part landing slab (9), the other end of chain (16) with install inboard connecting piece (51) fixed connection in middle part landing slab (9) four corners department, inboard connecting piece (51) and middle part platform slide rail sliding connection.
7. The prefabricated corrugated steel lining structure of assembling of highway tunnel of claim 5 platform of assembling, characterized in that, middle part liftable plummer still include extension landing slab (10) for horizontal extension middle part platform operating space, extension landing slab (10) set up respectively at the horizontal both ends of middle part landing slab (9), every extension landing slab (10) are articulated through hinge and bearing (11) and middle part landing slab (9) both ends to carry out the locking through the bolt after 180 degrees overturns, form the stable bearing platform who is connected with middle part landing slab (9), extension landing slab (10) surface still be equipped with middle part landing slab (172) the same and extension landing slab that dock each other of structure.
8. The splicing platform of the prefabricated corrugated steel lining structure for the road tunnel according to claim 1, wherein inclined struts (18) are respectively arranged at the joints of the top longitudinal beam (15) and the top transverse beam (14) with a vertically arranged slide-rail-free upright column (3) and a vertically arranged slide-rail-provided upright column (4), and the bottom longitudinal beam (2) is further provided with a rubber tire driven by a motor.
9. The splicing platform of the prefabricated corrugated steel lining structure for the road tunnel according to claim 1, wherein the mechanical arm is a six-shaft mechanical arm, and the maximum working radius of the mechanical arm is not less than 2.5 m.
10. The assembling platform for the prefabricated assembled corrugated steel lining structure of the highway tunnel according to claim 1, which is used for assembling a central corrugated steel pipe sheet at the top of the tunnel and comprises the following steps:
11) the middle platform plate is lowered to the bottom of the upright post with the slide rail, and the position of the middle mechanical arm base is adjusted;
12) the middle mechanical arm moves, the corrugated steel pipe sheet is clamped through the end clamp, and the corrugated steel pipe sheet is moved to the inner side of the edge of the middle platform plate;
13) the middle platform plate rises to a designated position;
14) adjusting the position of a middle mechanical arm base, and moving the corrugated steel pipe sheet to a specified splicing position after the posture of the middle mechanical arm is adjusted;
15) temporarily supporting and fixing the corrugated steel pipe sheet by using a stay bar, and manually fixing the connecting part of the lining structure of the corrugated steel pipe sheet;
16) the middle mechanical arm end clamp releases the corrugated steel pipe sheet to complete the splicing of the corrugated steel pipe sheet in the center of the top of the tunnel;
the assembling platform is used for assembling the corrugated steel pipe sheets on the side part of the tunnel, and specifically comprises the following steps:
21) the side platform plate is lowered to the bottom of the upright post with the slide rail, and the position of the side mechanical arm base is adjusted;
22) the side mechanical arm moves, the corrugated steel pipe sheet is clamped through the end clamp, and the corrugated steel pipe sheet is moved to the inner side of the edge of the side platform plate;
23) the side platform plate is lifted to a designated position;
24) the position of a side mechanical arm base is adjusted, and after the posture of the side mechanical arm is adjusted, the corrugated steel pipe sheet is moved to a specified splicing position;
25) temporarily supporting and fixing the corrugated steel pipe sheet by using a stay bar, and manually fixing the connecting part of the lining structure of the corrugated steel pipe sheet;
26) the end clamp of the side mechanical arm releases the corrugated steel pipe sheet to complete the assembly of the corrugated steel pipe sheet at the side of the tunnel;
the assembling platform is used for assembling the lateral corrugated steel pipe sheets at the top of the tunnel, and specifically comprises the following steps:
31) the middle platform plate is lowered to the bottom of the upright post with the slide rail, and the position of the middle mechanical arm base is adjusted;
32) the middle mechanical arm moves, the corrugated steel pipe sheet is clamped through the end clamp, and the corrugated steel pipe sheet is moved to the inner side of the edge of the middle platform plate;
33) the middle platform plate rises for a fixed distance, and the extension platform plate is turned over and fixed;
34) the middle mechanical arm base adjusts the position, and the middle platform plate continues to rise to the designated position;
35) after the posture of the middle mechanical arm is adjusted, the corrugated steel pipe sheet is moved to a specified splicing position;
36) temporarily supporting and fixing the corrugated steel pipe sheet by using a stay bar, and manually fixing the connecting part of the lining structure of the corrugated steel pipe sheet;
37) and (4) releasing the corrugated steel pipe sheet by the end clamp of the middle mechanical arm to complete the assembly of the lateral corrugated steel pipe sheet at the top of the tunnel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010847131.9A CN111963218A (en) | 2020-08-21 | 2020-08-21 | Highway tunnel prefabrication is assembled corrugated steel lining structure and is assembled platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010847131.9A CN111963218A (en) | 2020-08-21 | 2020-08-21 | Highway tunnel prefabrication is assembled corrugated steel lining structure and is assembled platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111963218A true CN111963218A (en) | 2020-11-20 |
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ID=73389851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010847131.9A Pending CN111963218A (en) | 2020-08-21 | 2020-08-21 | Highway tunnel prefabrication is assembled corrugated steel lining structure and is assembled platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111963218A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113997289A (en) * | 2021-11-01 | 2022-02-01 | 苏州大学 | Mechanical arm for corrugated steel assembly and corrugated steel assembly method |
| CN116464487A (en) * | 2023-05-12 | 2023-07-21 | 石家庄铁道大学 | Self-propelled railway tunnel supporting and installing equipment |
-
2020
- 2020-08-21 CN CN202010847131.9A patent/CN111963218A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113997289A (en) * | 2021-11-01 | 2022-02-01 | 苏州大学 | Mechanical arm for corrugated steel assembly and corrugated steel assembly method |
| CN116464487A (en) * | 2023-05-12 | 2023-07-21 | 石家庄铁道大学 | Self-propelled railway tunnel supporting and installing equipment |
| CN116464487B (en) * | 2023-05-12 | 2023-11-03 | 石家庄铁道大学 | Self-propelled railway tunnel supporting and installing equipment |
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