CN110529146A - A kind of equipment and its construction method for the construction of single-track tunnel inverted arch - Google Patents
A kind of equipment and its construction method for the construction of single-track tunnel inverted arch Download PDFInfo
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- CN110529146A CN110529146A CN201810560813.4A CN201810560813A CN110529146A CN 110529146 A CN110529146 A CN 110529146A CN 201810560813 A CN201810560813 A CN 201810560813A CN 110529146 A CN110529146 A CN 110529146A
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- 238000010276 construction Methods 0.000 title claims abstract description 38
- 238000009416 shuttering Methods 0.000 claims abstract description 21
- 238000005266 casting Methods 0.000 claims description 6
- 238000013461 design Methods 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 238000012937 correction Methods 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 230000009194 climbing Effects 0.000 claims description 2
- 230000002035 prolonged effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 238000009412 basement excavation Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000000116 mitigating effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/102—Removable shuttering; Bearing or supporting devices therefor
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- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a kind of equipment and its construction method for the construction of single-track tunnel inverted arch, including by rear portion bridge floor, rear portion deck lifting oil cylinder, rear portion traveling wheel, after walk guiding mechanism, after walk jacking cylinder, sliding support afterwards, slide oil cylinder, structure of main bridge, front support, front carrier, crawler belt telescoping mechanism, front bridge floor oil cylinder, front bridge floor composition self-propelled inverted arch trestle and by rear portion traveling wheel, jack, guide rod, guide holder, inverted arch template, fill locking plug template, shuttering supporting, inverted arch locking plug template, the self-propelled inverted arch template of template end beam composition, the front end of the self-propelled inverted arch template is connect with self-propelled inverted arch trestle by link mechanism.The present invention solves the problems, such as that self-propelled inverted arch trestle and inverted arch template, using being limited, are installed in single-track railway tunnel and dismounting are simple and convenient, simplify workload, improve work efficiency.
Description
Technical field
The present invention relates to tunnel construction technical fields, and in particular to a kind of equipment for the construction of single-track tunnel inverted arch
And its construction method.
Background technique
Inverted arch is one of chief component of tunnel structure, is the basis of tunnel structure, it on the one hand will be on tunnel
Load on road surface is transmitted to by tunnel side wall structure or effectively underground by the strata pressure in portion, on the other hand to resist tunnel
The counter-force that road understratum is transmitted.When tunnel construction, inverted arch operation typically contains excavation, clear base, reinforcement installation, concrete
Equal working procedures are poured, inverted arch slot excavates and its subsequent handling activity duration is long, the normal pass of its front-rear direction vehicle is influenced,
Therefore it after inverted arch excavation, needs using trestle across excavation area, in order to which vehicle smoothly passes through.Tunnel inverted arch trestle is a kind of
For the conventional machinery of tunnel inverted arch construction, it is mainly used for vehicle pass-through in tunnel inverted arch work progress, and guarantee bottom worker
Safe construction operation.In single-track railway tunnel, since its tunnel space is narrow, the inverted arch trestle of traditional double track tunnel and face upward
Arch template is not available, therefore needs a kind of inverted arch trestle and its matched template for being exclusively used in single-track tunnel.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of equipment for the construction of single-track tunnel inverted arch
And its construction method, existing self-propelled inverted arch trestle and inverted arch template are able to solve in single-track railway tunnel using limited
Problem.
The present invention is achieved by the following technical solutions:
A kind of equipment for the construction of single-track tunnel inverted arch, including self-propelled inverted arch trestle and self-propelled inverted arch template, institute
The front end for the self-propelled inverted arch template stated is connect with self-propelled inverted arch trestle by link mechanism；
The self-propelled inverted arch trestle includes rear portion bridge floor, rear portion deck lifting oil cylinder, rear portion traveling wheel, walking is led afterwards
To mechanism, walking jacking cylinder, rear sliding support, sliding oil cylinder, structure of main bridge, front support, front carrier, crawler belt stretch afterwards
Mechanism, front bridge floor oil cylinder and front bridge floor；The rear and front end of host bridge structure connects with rear portion bridge floor and front bridge floor respectively
It connects, the rear portion bridge floor bottom surface is provided with rear portion deck lifting oil cylinder, passes through the flexible realization of rear portion deck lifting oil cylinder
The rotary movement of rear portion bridge floor；The structure of main bridge rear end is walked jacking cylinder after being equipped with, the rear walking jacking cylinder according to
Walking guiding mechanism and rear portion traveling wheel after secondary connection；The rear end bottom surface of host bridge structure slides support after being slidably connected, should
Sliding support is connect with the rear sliding oil cylinder afterwards；The front bridge floor bottom surface is provided with front deck lifting oil cylinder, leads to
Cross the rotary movement of the flexible realization front bridge floor of front deck lifting oil cylinder；Before the front bottom end of host bridge structure is equipped with
Portion's support, is equipped with the crawler belt telescoping mechanism thereon, which connect with the front carrier；
The self-propelled inverted arch template include rear portion traveling wheel, jack, guide rod, guide holder, inverted arch template,
Fill locking plug template, shuttering supporting, inverted arch locking plug template and template end beam；The rear portion traveling wheel is arranged in inverted arch template
Rear end, rear portion traveling wheel top is provided with the guide holder, the guide rod is provided in guide holder, which connects
Jack is connect, is acted by the jacking of jack, guide rod is made to prolong guide holder sliding, inverted arch Form hanger is liftoff
Face；The left and right sides of the template end beam connection inverted arch template, is equipped with the filling plug in the middle part of the beam of template end
Template, the shuttering supporting are symmetricly set on the both ends of template end beam, for adjust inverted arch template it is in place when horizontal position
It sets, the inverted arch locking plug template is detachably arranged on the filling locking plug template.
In the above-mentioned technical solutions, the rear end bottom surface of host bridge structure slides card slot after being provided with, the rear sliding card slot
Slid chamber is formed between structure of main bridge, the rear sliding support is used to support structure of main bridge, is arranged in above-mentioned slid chamber simultaneously
It is slidably connected with it.
In the above-mentioned technical solutions, pass through track pin axis connection, front end between the front carrier and crawler belt telescoping mechanism
Crawler belt prolongs front-rear direction (the span direction of self-propelled inverted arch trestle 1) rotation.
In the above-mentioned technical solutions, guardrail is vertically arranged at left and right sides of the top surface of host bridge structure.
In the above-mentioned technical solutions, the deck centre of host bridge structure and bridge floor are provided in the same direction prevents wheel from falling
Wheel limits beam.
In the above-mentioned technical solutions, section (the span direction with self-propelled inverted arch trestle of rear portion sliding support
Perpendicular direction) it is polymorphic structure wide at the top and narrow at the bottom.
In the above-mentioned technical solutions, inverted arch template sliding rail is installed at left and right sides of the bottom surface of host bridge structure, uses
It is promoted and is slid in the front end of self-propelled inverted arch template.
In the above-mentioned technical solutions, the rear portion bridge floor and front bridge floor are connected by the rear and front end of pin shaft and structure of main bridge
It connects.
In the above-mentioned technical solutions, the link mechanism is chain block.
In the above-mentioned technical solutions, the structure of main bridge using work steel welding girder frame structure.
On the other hand, a kind of construction method of the equipment for the construction of single-track tunnel inverted arch, carries out in accordance with the following steps:
1) movement of self-propelled inverted arch trestle, comprising:
1.1) on inverted arch basal plane mark middle line；
1.2) self-propelled inverted arch trestle is moved forward for reference with the middle line marked on inverted arch basal plane, if self-propelled inverted arch stack
Deviate middle line in bridge moving process, oil cylinder correction is slid after；
1.3) self-propelled inverted arch trestle cleans out trestle lower base after being moved to specified position；
2) inverted arch reinforcing bar is bound
3) self-propelled inverted arch template is mobile and positions, comprising:
3.1) rear portion traveling wheel raising, from the ground by the support of inverted arch template rear end, inverted arch template front end will using chain block
The beam pull-up of template end is promoted, and rear portion traveling wheel pushes inverted arch template to prolong inverted arch template sliding rail and moves forward to specified position；
3.2) inverted arch template rear alignment: the rear end of inverted arch template, as benchmark, will be faced upward by the good groove of one group of lining cutting
Encircle the rear end card of template in the trench；
3.2) inverted arch template front end positions: according to measurement control point, being faced upward using the adjustment of chain block climbing shuttering end beam
The height and position for encircleing template, using the horizontal position of shuttering supporting adjustment inverted arch template, when adjusting inverted arch template, with inverted arch template
Outside top is measurement and positioning point, is first adjusted roughly, then accurately adjusted, and inverted arch locking plug template is then installed；
3.3) make shuttering supporting support ground after the completion of positioning while supportting side wall, fixing rivet is set on the side wall of two sides, is unclamped
Chain block separates self-propelled inverted arch template with self-propelled inverted arch trestle；
4) casting concrete, comprising:
4.1) inverted arch casting concrete is given according to the sequence of first intermediate and then both sides；
4.2) it is poured after operation terminates, inverted arch concrete reaches design strength after above-mentioned, pours inverted arch fill concrete extremely
Designed elevation；
5) self-propelled inverted arch template demoulds: after step 4.2) operation after inverted arch fill concrete reaches design strength
Start to demould, demoulding includes the following steps:
5.1) fixing rivet is removed；
5.2) inverted arch locking plug template is removed；
5.3) inverted arch template rear end uses jack jacking demoulding；
5.4) so that the shuttering supporting of inverted arch template front end is left ground and side wall, promoted and demoulded by chain block, complete
Demoulding.
The advantages and benefits of the present invention are:
(1) sliding support in rear portion of the invention uses polymorphic structure wide at the top and narrow at the bottom, leaves abundance in two sides of the bottom
Inverted arch formwork space.
(2) structure of main bridge of the invention uses the girder frame structure of work steel welding, has good bearing capacity, is mitigating
The occupied space of self-propelled inverted arch trestle is reduced while construction weight.
(3) front carrier of the invention can prolong front-rear direction rotation, improve the ability that front carrier adapts to ground.
(4) deck centre of structure of main bridge of the present invention and bridge floor are provided with wheel limit beam in the same direction, in limiting wheel
Side prevents wheel sideslip from falling down trestle.
(5) equipment and its construction method for the construction of single-track tunnel inverted arch of the invention, solves self-propelled inverted arch trestle
With inverted arch template using limited problem in single-track railway tunnel, installation and dismounting are simple and convenient, simplify workload, improve
Working efficiency.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the equipment for the construction of single-track tunnel inverted arch of the present invention.
Fig. 2 is the structural schematic diagram of self-propelled inverted arch trestle shown in Fig. 1 (1).
Fig. 3 is the top view of self-propelled inverted arch trestle shown in Fig. 2 (1).
Fig. 4 is the side view of self-propelled inverted arch trestle shown in Fig. 2 (1).
Fig. 5 is the structural schematic diagram of rear sliding support (106) shown in Fig. 1.
Fig. 6 is the structural schematic diagram of self-propelled inverted arch template shown in Fig. 1 (2).
Fig. 7 is the side view of self-propelled inverted arch template shown in Fig. 6 (2).
Wherein:
1: self-propelled inverted arch trestle, 2: self-propelled inverted arch template, 3: link mechanism, 101: rear portion bridge floor, 102: rear portion bridge
Face jacking cylinder, 103: rear portion traveling wheel, 104: guiding mechanism of walking afterwards, 105: jacking cylinder of walking afterwards, 106: rear sliding branch
Support, 107: slide card slot afterwards, 108: sliding oil cylinder, 109: inverted arch template sliding rail, 110: guardrail, 111: structure of main bridge,
112: front support, 113: front carrier, 114: crawler belt telescoping mechanism, 115: crawler belt pin shaft, 116: front bridge floor oil cylinder, 117:
Front bridge floor, 118: wheel limit beam, 201: rear portion traveling wheel, 202: jack, 203: guide rod, 204: guide holder,
205: inverted arch template, 206: filling locking plug template, 207: shuttering supporting, 208: inverted arch locking plug template.
It for those of ordinary skill in the art, without creative efforts, can be according to above attached
Figure obtains other relevant drawings.
Specific embodiment
Present invention is further described in detail with specific embodiment with reference to the accompanying drawing.It should be understood that following
Embodiment be it is illustrative, be not restrictive, cannot be limited the scope of protection of the present invention with following embodiments.
Embodiment one
As shown in figs. 1-7, a kind of equipment for the construction of single-track tunnel inverted arch, packet described in embodiment according to the present invention
It includes by rear portion bridge floor 101, rear portion deck lifting oil cylinder 102, rear portion traveling wheel 103, rear walking guiding mechanism 104, rear walking top
Oil-lifting jar 105, rear sliding support 106, sliding oil cylinder 108, structure of main bridge 111, front support 112, front carrier 113, crawler belt
Telescoping mechanism 114, front bridge floor oil cylinder 116, front bridge floor 117 form self-propelled inverted arch trestle 1 and by rear portion traveling wheel
201, jack 202, guide rod 203, guide holder 204, inverted arch template 205, filling locking plug template 206, shuttering supporting
207, the self-propelled inverted arch template 2 that inverted arch locking plug template 208, template end beam 209 form, the self-propelled inverted arch template 2
Front end and self-propelled inverted arch trestle 1 connect by link mechanism 3.
The rear and front end of structure of main bridge 111 is connect with rear portion bridge floor 101 and front bridge floor 117 respectively, the bridge floor 101 at rear portion
Bottom surface is provided with rear portion deck lifting oil cylinder 102, the other end of the rear portion deck lifting oil cylinder 102 and the bottom of structure of main bridge 111
Face connection, passes through the rotary movement of the flexible realization rear portion bridge floor 101 of rear portion deck lifting oil cylinder 102；111 rear end of structure of main bridge
It is vertically-mounted have after walk jacking cylinder 105, guiding mechanism 104 of walking after rear 105 bottom of jacking cylinder connection of walking is rear to walk
104 bottom of guiding mechanism connects rear portion traveling wheel 103；Sliding support 106 after the rear end bottom surface of structure of main bridge 111 is slidably connected,
The rear sliding support 106 is connect with rear sliding oil cylinder 108, and sliding support 106 is along main bridge knot after being driven by rear sliding oil cylinder 108
The bridge floor transverse shifting of structure 111 realizes correction of the self-propelled inverted arch trestle 1 during traveling；
In front, 117 bottom surface of bridge floor is provided with front deck lifting oil cylinder 116, passes through front deck lifting oil cylinder 116
The flexible rotary movement for realizing front bridge floor 117, vertical front support 112 is equipped in the front bottom end of structure of main bridge 111,
Crawler belt telescoping mechanism 114 is installed thereon, which connect with front carrier 113, and front carrier 113 can
Prolong front-rear direction (the span direction of self-propelled inverted arch trestle 1) rotation, improves the ability that front carrier adapts to ground.
The rear end of inverted arch template 205 is arranged in the rear portion traveling wheel 201, and traveling wheel 201 top in rear portion is vertically arranged
There is guide holder 204, is coaxially provided with guide rod 203 in the guide holder 204,203 top of guide rod and jack
202 connections are acted by the jacking of jack 202, slide guide rod 203 along the vertical direction in guide holder 204, will
Inverted arch template 205 supports from the ground；Template end beam 209 connects the left and right sides of inverted arch template 205, is linked to be an entirety,
Filling locking plug template 206 is installed in the middle part of template end beam 209, the shuttering supporting 207 is symmetricly set on template end
The both ends of beam 209, for adjust inverted arch template 205 it is in place when horizontal position, inverted arch locking plug template 208 is removably attachable to
It fills on locking plug template 206.
Embodiment two
On the basis of the above embodiment 1, as shown in figs. 1-7, one kind described in embodiment according to the present invention one is used for
Single-track tunnel inverted arch construction equipment, including by rear portion bridge floor 101, rear portion deck lifting oil cylinder 102, rear portion traveling wheel 103, after
Walking guiding mechanism 104, rear sliding support 106, rear sliding card slot 107, sliding oil cylinder 108, is faced upward rear walking jacking cylinder 105
Encircle template sliding rail 109, guardrail 110, structure of main bridge 111, front support 112, front carrier 113, crawler belt telescoping mechanism
114, the self-propelled inverted arch trestle that crawler belt pin shaft 115, front bridge floor oil cylinder 116, front bridge floor 117, wheel limit beam 118 form
1 and by rear portion traveling wheel 201, jack 202, guide rod 203, guide holder 204, inverted arch template 205, filling plug mould
Plate 206, shuttering supporting 207, the self-propelled inverted arch template 2 that inverted arch locking plug template 208, template end beam 209 form, it is described from
The front end of line inverted arch template 2 is connect with self-propelled inverted arch trestle 1 by chain block.
Structure of main bridge 111 has good bearing capacity using the girder frame structure of work steel welding, is mitigating structure
The occupied space of self-propelled inverted arch trestle is reduced while weight；The rear and front end of structure of main bridge 111 pass through respectively pin shaft with
Rear portion bridge floor 101 and front bridge floor 117 connect, and at rear portion, 101 bottom surface of bridge floor is provided with rear portion deck lifting oil cylinder 102, after this
The other end of portion's deck lifting oil cylinder 102 is connect with the bottom surface of structure of main bridge 111, passes through stretching for rear portion deck lifting oil cylinder 102
The rotary movement of rear portion bridge floor 101 is realized in contracting；111 rear end of structure of main bridge is vertically-mounted have after walk jacking cylinder 105, it is rear to walk
Walking guiding mechanism 104 after the connection of 105 bottom of jacking cylinder, rear 104 bottom of guiding mechanism of walking connect rear portion traveling wheel 103；
The rear end bottom surface of structure of main bridge 111 slides card slot 107 after being provided with, and is formed and is slided between the rear sliding card slot 107 and structure of main bridge 111
Chamber is moved, rear sliding support 106 is used to support structure of main bridge 111, is arranged in above-mentioned slid chamber and is slidably connected with it, by rear
Sliding support 106 realizes that self-propelled inverted arch trestle 1 exists along the bridge floor transverse shifting of structure of main bridge 111 after sliding oil cylinder 108 drives
Correction in traveling process；The section of rear portion sliding support 106 is polymorphic structure wide at the top and narrow at the bottom, leaves and fills in two sides of the bottom
205 working space of inverted arch template of foot；Inverted arch template sliding rail 109 is installed at left and right sides of the bottom surface of structure of main bridge 111, is used
It is promoted in the front end of self-propelled inverted arch template 2 and sliding, the top surface left and right sides is vertically arranged with guardrail 110, deck centre and bridge
Face is provided with the wheel limit beam 118 for preventing wheel from falling in the same direction；
In front, 117 bottom surface of bridge floor is provided with front deck lifting oil cylinder 116, passes through front deck lifting oil cylinder 116
The flexible rotary movement for realizing front bridge floor 117, vertical front support 112 is equipped in the front bottom end of structure of main bridge 111,
Crawler belt telescoping mechanism 114 is installed thereon, which connect with front carrier 113, front carrier 113 and shoe
It is connected between band telescoping mechanism 114 by crawler belt pin shaft 115, front carrier 113 can prolong front-rear direction (self-propelled inverted arch trestle 1
Span direction) rotation, improve front carrier adapt to ground ability.
The rear end of inverted arch template 205 is arranged in the rear portion traveling wheel 201, and traveling wheel 201 top in rear portion is vertically arranged
There is guide holder 204, is coaxially provided with guide rod 203 in the guide holder 204,203 top of guide rod and jack
202 connections are acted by the jacking of jack 202, slide guide rod 203 along the vertical direction in guide holder 204, will
Inverted arch template 205 supports from the ground；Template end beam 209 connects the left and right sides of inverted arch template 205, is linked to be an entirety,
Filling locking plug template 206 is installed in the middle part of template end beam 209, the shuttering supporting 207 is symmetricly set on template end
The both ends of beam 209, for adjust inverted arch template 205 it is in place when horizontal position, inverted arch locking plug template 208 is removably attachable to
It fills on locking plug template 206.
Embodiment three
On the basis of above-described embodiment two, as shown in figs. 1-7, one kind described in embodiment according to the present invention two is used for
The equipment of single-track tunnel inverted arch construction, construction method carry out in accordance with the following steps:
1) movement of self-propelled inverted arch trestle, comprising:
1.1) middle line is marked on inverted arch basal plane；
1.2) self-propelled inverted arch trestle is moved forward for reference with the middle line marked on inverted arch basal plane, if self-propelled inverted arch stack
Deviate middle line in bridge moving process, oil cylinder 108 is slid after and is rectified a deviation；
1.3) self-propelled inverted arch trestle cleans out trestle lower base after being moved to specified position；
2) inverted arch reinforcing bar is bound
3) self-propelled inverted arch template is mobile and positions, comprising:
3.1) 201 raising of rear portion traveling wheel, from the ground by the support of 205 rear end of inverted arch template, 205 front end of inverted arch template uses hand
Cucurbit is drawn to promote 209 pull-up of template end beam, rear portion traveling wheel 201 pushes inverted arch template 205 to prolong inverted arch template sliding rail
109 move forward to specified position；
3.2) 205 rear alignment of inverted arch template: the rear end of inverted arch template 205 is by the good groove of one group of lining cutting as base
Standard, in the trench by the rear end card of inverted arch template 205；
3.2) 205 front end of inverted arch template positions: according to measurement control point, upgrading template end beam using chain block
The height and position of 209 adjustment inverted arch templates 205, the horizontal position of inverted arch template 205 is adjusted using shuttering supporting 207, adjustment is faced upward
When encircleing template 205, using 205 outside top of inverted arch template as measurement and positioning point, first adjusted roughly, then accurately adjusted,
Then inverted arch locking plug template 208 is installed；
3.3) make the support of shuttering supporting 207 ground after the completion of positioning while supportting side wall, set fixing rivet on the side wall of two sides,
Chain block is unclamped, self-propelled inverted arch template is separated with self-propelled inverted arch trestle；
4) casting concrete, comprising:
4.1) inverted arch casting concrete is given according to the sequence of first intermediate and then both sides；
4.2) it is poured after operation terminates, inverted arch concrete reaches design strength after above-mentioned, pours inverted arch fill concrete extremely
Designed elevation；
5) self-propelled inverted arch template demoulds: after step 4.2) operation after inverted arch fill concrete reaches design strength
Start to demould, demoulding includes the following steps:
5.1) fixing rivet is removed；
5.2) inverted arch locking plug template is removed；
5.3) inverted arch template rear end uses jack jacking demoulding；
5.4) so that the shuttering supporting of inverted arch template front end is left ground and side wall, promoted and demoulded by chain block, complete
Demoulding.
Equipment and its construction method for the construction of single-track tunnel inverted arch of the invention solves self-propelled inverted arch trestle and faces upward
Encircle template in single-track railway tunnel using limited problem, installation and dismounting are simple and convenient, simplify workload, improve work
Make efficiency.
The spatially relative terms such as "upper", "lower", "left", "right" have been used in embodiment for ease of explanation, have been used for
Relationship of the elements or features relative to another elements or features shown in explanatory diagram.It should be understood that in addition to figure
Shown in except orientation, spatial terminology is intended to include the different direction of device in use or operation.For example, if in figure
Device be squeezed, the element for being stated as being located at other elements or feature "lower" will be located into other elements or feature "upper".
Therefore, exemplary term "lower" may include both upper and lower orientation.Device, which can be positioned in other ways, (to be rotated by 90 ° or position
In other orientation), it can be interpreted accordingly used herein of the opposite explanation in space.
Illustrative description has been done to the present invention above, it should explanation, the case where not departing from core of the invention
Under, any simple deformation: modification or other skilled in the art can not spend the equivalent replacement of creative work equal
Fall into protection scope of the present invention.
Claims (10)
1. a kind of equipment for the construction of single-track tunnel inverted arch, it is characterised in that: faced upward including self-propelled inverted arch trestle and self-propelled
Encircle template, the front end of the self-propelled inverted arch template is connect with self-propelled inverted arch trestle by link mechanism；
The self-propelled inverted arch trestle includes rear portion bridge floor, rear portion deck lifting oil cylinder, rear portion traveling wheel, Guiding machine of walking afterwards
Structure, jacking cylinder of walking afterwards, rear sliding support, sliding oil cylinder, structure of main bridge, front support, front carrier, crawler belt telescopic machine
Structure, front bridge floor oil cylinder and front bridge floor；The rear and front end of host bridge structure is connect with rear portion bridge floor and front bridge floor respectively,
The rear portion bridge floor bottom surface is provided with rear portion deck lifting oil cylinder, passes through the flexible realization rear portion of rear portion deck lifting oil cylinder
The rotary movement of bridge floor；The structure of main bridge rear end is walked jacking cylinder after being equipped with, which successively connects
Walking guiding mechanism and rear portion traveling wheel after connecing；The rear end bottom surface of host bridge structure slides support, the rear cunning after being slidably connected
Support is moved to connect with the rear sliding oil cylinder；The front bridge floor bottom surface is provided with front deck lifting oil cylinder, by preceding
The rotary movement of the flexible realization front bridge floor of portion's deck lifting oil cylinder；The front bottom end of host bridge structure is equipped with front branch
Support, is equipped with the crawler belt telescoping mechanism thereon, which connect with the front carrier；
The self-propelled inverted arch template includes rear portion traveling wheel, jack, guide rod, guide holder, inverted arch template, filling
Locking plug template, shuttering supporting, inverted arch locking plug template and template end beam；After inverted arch template is arranged in the rear portion traveling wheel
End, rear portion traveling wheel top are provided with the guide holder, the guide rod are provided in guide holder, guide rod top connection top
Jack is risen, is acted by the jacking of jack, so that guide rod is prolonged guide holder sliding, from the ground by inverted arch Form hanger；Institute
The left and right sides for the template end beam connection inverted arch template stated, is equipped with the filling locking plug template in the middle part of the beam of template end,
The shuttering supporting is symmetricly set on the both ends of template end beam, for adjust inverted arch template it is in place when horizontal position, institute
The inverted arch locking plug template stated is detachably arranged on the filling locking plug template.
2. a kind of equipment for the construction of single-track tunnel inverted arch according to claim 1, it is characterised in that: host bridge knot
The rear end bottom surface of structure slides card slot after being provided with, and forms slid chamber, the rear sliding between rear sliding card slot and the structure of main bridge
Support is used to support structure of main bridge, is arranged in above-mentioned slid chamber and is slidably connected with it.
3. a kind of equipment for the construction of single-track tunnel inverted arch according to claim 1, it is characterised in that: the front end
By track pin axis connection between crawler belt and crawler belt telescoping mechanism, front carrier prolongs front-rear direction rotation.
4. a kind of equipment for the construction of single-track tunnel inverted arch according to claim 1, it is characterised in that: host bridge knot
Guardrail is vertically arranged at left and right sides of the top surface of structure.
5. a kind of equipment for the construction of single-track tunnel inverted arch according to claim 1, it is characterised in that: host bridge knot
The deck centre and bridge floor of structure are provided with the wheel limit beam for preventing wheel from falling in the same direction.
6. a kind of equipment for the construction of single-track tunnel inverted arch according to claim 1, it is characterised in that: the rear portion
The section of sliding support is polymorphic structure wide at the top and narrow at the bottom.
7. a kind of equipment for the construction of single-track tunnel inverted arch according to claim 1, it is characterised in that: host bridge knot
Inverted arch template sliding rail is installed at left and right sides of the bottom surface of structure, the front end for self-propelled inverted arch template is promoted and sliding.
8. a kind of equipment for the construction of single-track tunnel inverted arch according to claim 1, it is characterised in that: the rear portion bridge
Face and front bridge floor are connected by the rear and front end of pin shaft and structure of main bridge.
9. a kind of equipment for the construction of single-track tunnel inverted arch according to claim 1, it is characterised in that: the main bridge
Structure using work steel welding girder frame structure.
10. a kind of a kind of construction party of the equipment for the construction of single-track tunnel inverted arch as described in any one of claim 1 to 9
Method, it is characterised in that: it carries out in accordance with the following steps,
1) movement of self-propelled inverted arch trestle, comprising:
1.1) middle line is marked on inverted arch basal plane；
1.2) self-propelled inverted arch trestle is moved forward for reference with the middle line marked on inverted arch basal plane, if self-propelled inverted arch trestle moves
Deviate middle line during dynamic, oil cylinder correction is slid after；
1.3) self-propelled inverted arch trestle cleans out trestle lower base after being moved to specified position；
2) inverted arch reinforcing bar is bound
3) self-propelled inverted arch template is mobile and positions, comprising:
3.1) rear portion traveling wheel raising, from the ground by the support of inverted arch template rear end, inverted arch template front end uses chain block by template
End beam pull-up is promoted, and rear portion traveling wheel pushes inverted arch template to prolong inverted arch template sliding rail and moves forward to specified position；
3.2) inverted arch template rear alignment: the groove that the rear end of inverted arch template relies on one group of lining cutting good is as benchmark, by inverted arch mould
The rear end card of plate is in the trench；
3.2) inverted arch template front end positions: according to measurement control point, adjusting inverted arch mould using chain block climbing shuttering end beam
The height and position of plate, using the horizontal position of shuttering supporting adjustment inverted arch template, when adjusting inverted arch template, on the outside of inverted arch template
Top is measurement and positioning point, is first adjusted roughly, then accurately adjusted, and inverted arch locking plug template is then installed；
3.3) make shuttering supporting support ground after the completion of positioning while supportting side wall, fixing rivet is set on the side wall of two sides, release pulls
Cucurbit separates self-propelled inverted arch template with self-propelled inverted arch trestle；
4) casting concrete, comprising:
4.1) inverted arch casting concrete is given according to the sequence of first intermediate and then both sides；
4.2) it is poured after operation terminates, inverted arch concrete reaches design strength after above-mentioned, pours inverted arch fill concrete to designing
Absolute altitude；
5) self-propelled inverted arch template demoulds: step 4.2) starts after inverted arch fill concrete reaches design strength after operating
Demoulding, demoulding include the following steps:
5.1) fixing rivet is removed；
5.2) inverted arch locking plug template is removed；
5.3) inverted arch template rear end uses jack jacking demoulding；
5.4) so that the shuttering supporting of inverted arch template front end is left ground and side wall, promoted and demoulded by chain block, complete demoulding.
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| CN201810560813.4A CN110529146B (en) | 2018-05-25 | 2018-05-25 | Equipment for single-track tunnel inverted arch construction and construction method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111535835A (en) * | 2020-05-27 | 2020-08-14 | 李军 | Template system for inverted arch stack bridge abutment |
| CN112943303A (en) * | 2021-02-23 | 2021-06-11 | 中建桥梁有限公司 | Tunnel inverted arch construction method adopting hydraulic arc-shaped template |
| CN114233331A (en) * | 2021-12-30 | 2022-03-25 | 中铁隧道局集团有限公司 | Inverted arch synchronous lining trolley for TBM construction and inverted arch synchronous lining construction method |
| CN115748480A (en) * | 2022-11-25 | 2023-03-07 | 湖南五新模板有限公司 | Prefabricated inverted arch bridge girder erection machine and using method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205936655U (en) * | 2016-08-29 | 2017-02-08 | 中国水利水电第七工程局有限公司 | Hydraulic tunnel is landing stage formula inverted arch slip form construction device by oneself |
| CN205990920U (en) * | 2016-01-29 | 2017-03-01 | 黄高飞 | A kind of tunnel inverted arch self-propelled trestle |
| CN107143351A (en) * | 2016-03-01 | 2017-09-08 | 中铁二局第四工程有限公司 | A kind of self-propelled tunnel overlength inverted arch moving die plate steel box-girder trestle |
| CN206722852U (en) * | 2017-05-05 | 2017-12-08 | 中铁十二局集团有限公司 | A kind of mobile inverted arch trestle of growing up for carrying inverted arch template |
| CN208416560U (en) * | 2018-05-25 | 2019-01-22 | 中铁隧道集团二处有限公司 | A kind of equipment for the construction of single-track tunnel inverted arch |
-
2018
- 2018-05-25 CN CN201810560813.4A patent/CN110529146B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205990920U (en) * | 2016-01-29 | 2017-03-01 | 黄高飞 | A kind of tunnel inverted arch self-propelled trestle |
| CN107143351A (en) * | 2016-03-01 | 2017-09-08 | 中铁二局第四工程有限公司 | A kind of self-propelled tunnel overlength inverted arch moving die plate steel box-girder trestle |
| CN205936655U (en) * | 2016-08-29 | 2017-02-08 | 中国水利水电第七工程局有限公司 | Hydraulic tunnel is landing stage formula inverted arch slip form construction device by oneself |
| CN206722852U (en) * | 2017-05-05 | 2017-12-08 | 中铁十二局集团有限公司 | A kind of mobile inverted arch trestle of growing up for carrying inverted arch template |
| CN208416560U (en) * | 2018-05-25 | 2019-01-22 | 中铁隧道集团二处有限公司 | A kind of equipment for the construction of single-track tunnel inverted arch |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111535835A (en) * | 2020-05-27 | 2020-08-14 | 李军 | Template system for inverted arch stack bridge abutment |
| CN112943303A (en) * | 2021-02-23 | 2021-06-11 | 中建桥梁有限公司 | Tunnel inverted arch construction method adopting hydraulic arc-shaped template |
| CN112943303B (en) * | 2021-02-23 | 2022-11-01 | 中建桥梁有限公司 | Tunnel inverted arch construction method adopting hydraulic arc-shaped template |
| CN114233331A (en) * | 2021-12-30 | 2022-03-25 | 中铁隧道局集团有限公司 | Inverted arch synchronous lining trolley for TBM construction and inverted arch synchronous lining construction method |
| CN114233331B (en) * | 2021-12-30 | 2023-11-21 | 中铁隧道局集团有限公司 | Inverted arch synchronous lining trolley for TBM construction and inverted arch synchronous lining construction method |
| CN115748480A (en) * | 2022-11-25 | 2023-03-07 | 湖南五新模板有限公司 | Prefabricated inverted arch bridge girder erection machine and using method thereof |
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