CN106988764B - Tunnel geotextiles waterproof cloth and two lined steel muscle are plated in technique - Google Patents
Tunnel geotextiles waterproof cloth and two lined steel muscle are plated in technique Download PDFInfo
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- CN106988764B CN106988764B CN201710357656.2A CN201710357656A CN106988764B CN 106988764 B CN106988764 B CN 106988764B CN 201710357656 A CN201710357656 A CN 201710357656A CN 106988764 B CN106988764 B CN 106988764B
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- reinforcement
- rack
- longitudinal
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- 239000004746 geotextile Substances 0.000 title claims abstract description 49
- 239000004744 fabric Substances 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 32
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 25
- 239000010959 steel Substances 0.000 title claims abstract description 25
- 210000003205 muscle Anatomy 0.000 title claims abstract description 18
- 230000002787 reinforcement Effects 0.000 claims description 118
- 230000007246 mechanism Effects 0.000 claims description 40
- 230000003014 reinforcing effect Effects 0.000 claims description 39
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 10
- 239000010410 layer Substances 0.000 description 7
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000012913 prioritisation Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 239000011241 protective layer Substances 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 240000005373 Panax quinquefolius Species 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012407 engineering method Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 239000002436 steel type Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- E21D11/14—Lining predominantly with metal
-
- 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
- E21D11/40—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
Field is plated in the invention belongs to tunnel double-lining more particularly to a kind of two linings for ensuring two lining intensity are plated in technique.It specifically discloses a kind of tunnel geotextiles waterproof cloth and two lined steel muscle is plated in technique, guarantee the intensity of two linings by ensuring the thickness of concrete cover.
Description
Technical field
Field is plated in the invention belongs to tunnel double-lining more particularly to a kind of two linings for ensuring two lining intensity are plated in technique.
Background technique
In the tunnel construction of China, the accurate positioning of secondary lining reinforcing bar binding is always to restrict Second Lining Construction
The a great problem of quality.
Secondary lining reinforcing bar is bound in the prior art, is generally constructed by a rack, existing horse structure is equal
Very simple, function are only a moveable scaffolds.Reinforcing bar binding, will be in the good reinforcing bar of ground welding mainly by artificial
(general diameter is 22-25mm) is sent to arch from rack avris, and using the elasticity of reinforcing bar itself, by reinforcing bar on the outside of rack
Form arcuation.And because reinforcing bar has elasticity, whipping can occur during being lifted into predetermined position for reinforcing bar, and in tunnel
Narrow space, when reinforcing bar whipping, are easy to break waterproof layer.
In addition, reinforcing bar extension supporting point is given due to being not easy to penetrate waterproof layer, and reinforcing bar is there are certain rigidity and again
Amount, therefore, the ring steel reinforced bar manually curved can not be accurately positioned, by the reinforcing bar into country rock side usually because deformation is pressed in waterproof layer
On, so that it is not had protective layer in casting concrete, and the reinforcing bar on the inside of tunnel is usually tight to country rock side in haunch etc.
(as shown in figure 1 shown in arrow direction) is deformed again, so that reinforcing bar of secondary lining performs practically no function at this.This phenomenon is existing
It is generally existing in technology, become the big common fault and hidden danger of Inspection of Tunnel Quality.So passing through the work for being manually bent circumferential reinforcement
Skill can not be accurately positioned, and ring steel reinforced bar is made to be adjacent to tunnel inner wall or separate inner wall, and such reinforcing bar cannot get the guarantor of concrete
Shield, almost without intensity, even if two lining intensity are extremely low；Or circumferential reinforcement is gathered among concrete, and such stress is again bad.
Furthermore because two linings can be carried out later by being laid with geotextiles and waterproof cloth in the work progress of tunnel-liner at once
Reinforcing bar is plated in, and being laid with waterproof cloth and being plated in longitudinal reinforcement is two adjacent working procedures.In engineering construction, it is desirable that laying is indulged
Length to reinforcing bar is close with a mould concrete pouring length.One mould concrete pouring length is too long, up to 11M or more.It is existing
Technology is using after delivering shorter longitudinal reinforcement to rack, and side will be connected compared with bar dowel by welding or binding, side
Longitudinal reinforcement is plated in, such intensity for having applied so low two lining of technique increase the consumption of material.
Summary of the invention
The purpose of the present invention is to provide a kind of tunnel geotextiles waterproof clothes and two lined steel muscle to be plated in technique, existing to solve
The low problem of two lining intensity under technology.
In order to achieve the above object, base case of the invention provides a kind of tunnel geotextiles waterproof cloth and two lined steel muscle paving
Apply technique, comprising the following steps:
S1. geotextiles and waterproof cloth are laid with:
1.1 are laid with a waterproof cloth and geotextiles along tunnel circumferential direction；
1.2 with hanging device by with a mould concrete pouring length be adapted longitudinal reinforcement lift it is corresponding each to rack
On the platform of station；
S2. circumferential reinforcement is lifted
2.1 are arranged longitudinal sliding motion structure on rack, enable the longitudinal sliding motion on rack of arc container；
2.2 circumferential reinforcement is bent after be put into arc container, arc container is lifted to rack；
S3. it is pre-positioned circumferential reinforcement
3.1 using the knock-pin having with a mould concrete pouring length corresponding length, and arranged for interval is N number of on knock-pin
For the locating wheel of circumferential reinforcement longitudinal register, N is the quantity of ring steel reinforced bar needed for a mould concrete pouring length；
Knock-pin in several steps 3.1 is arranged into arc corresponding with tunnel inner wall by 3.2, and along tunnel longitudinal direction
It sees, knock-pin is located in the arc that arc container is in；
3.3 take out a circumferential reinforcement from the arc container in step 2.2, and are placed on the ejection below arc container
On bar, longitudinal register and circumferential positioning are carried out to circumferential reinforcement；Mobile arc container takes from arc container to next station
Next reinforcing bar and carry out longitudinal register and circumferential positioning out；
3.4 are successively pre-positioned N root circumferential reinforcement on each knock-pin in the method for step 3.3；
S4. circumferential reinforcement is ejected
4.1, using each knock-pin in the synchronous eject step 3.4 of helical screw ejector, make a reservation for until circumferential reinforcement is located at
Station, when ejection, keep each circumferential reinforcement radian consistent with tunnel inner wall arc；
S5. it binds
5.1 carry out the binding of longitudinal reinforcement and circumferential reinforcement；
S6. second layer longitudinal reinforcement and circumferential reinforcement are laid with
6.1 are repeated in step 2.2 and S3, longitudinal reinforcement are hung to above circumferential reinforcement with hanging device, removably
It is fixed；
6.2 carry out step S4, unclamp being detachably fixed in step 6.1, and each longitudinal reinforcement is pushed corresponding station and is carried out
Binding.
The beneficial effect of this base case is: 1. are disposably jacked using this technique in a mould concrete pouring length
All circumferential reinforcements after circumferential reinforcement jacking in place, can be pulled freely to be connected with inverted arch circumferential reinforcement by bush whorl
It connects.Use the longitudinal reinforcement being adapted with a mould concrete pouring length.Compared with the existing technology, on the one hand, primary jacking is complete
Portion's circumferential reinforcement has been saved a large amount of construction times, and on the other hand, there is knock-pin support in when binding, and circumferential reinforcement will not deform, together
When convenient for being bound with longitudinal reinforcement and inverted arch circumferential reinforcement；After knock-pin is retracted, circumferential reinforcement and several complete longitudinal directions
Reinforcing bar connects, relative to the longitudinal reinforcement formed with the mode of welding or binding, two lined steel muscle being laid with using this technique
Intensity is higher.
2. quickly circumferential reinforcement can be placed on knock-pin using the container moved on rack in technique, save
About construction time.
3. a mould is arranged on knock-pin using several knock-pins having with a mould concrete pouring length corresponding length
The locating wheel of ring steel reinforced bar quantity needed for concrete pouring length, the commutation reinforcing bar that required band can be made simultaneously to be plated in all in
Ejection state.
4. using the synchronous ejection knock-pin of helical screw ejector, keep the radian of circumferential reinforcement always with tunnel inner wall phase
Together.On the one hand, make knock-pin that there is Telescopic, facilitate retraction, prevent from interfering with the container vertically moved on rack.
On the other hand, when circumferential reinforcement being made to arrive any position by top, all holdings and the consistent radian of tunnel inner wall can make ring in binding
It is located on the loft of Theoretical Design to reinforcing bar.When to make casting, each layer circumferential reinforcement is also on the loft of Theoretical Design
's.And then can guarantee the protective layer thickness after concrete casting using this construction technology, so that two linings is reached the strong of Theoretical Design
Degree.
5. using complete longitudinal reinforcement, eliminate in welding or process of binding, the longitudinal reinforcement of joint consumption is reduced
Material consumption, has saved construction cost.
Prioritization scheme one: further including that step S1. is laid with geotextiles and waterproof cloth before the step S2:
1.1 are arranged carrying roller for being laid with geotextiles and waterproof cloth on carrier loader；
1.2 are arranged longitudinal sliding motion structure on rack, and arc-shaped slide rail is enable to vertically move on rack, along tunnel longitudinal direction
It sees, knock-pin is located in the arc that arc-shaped slide rail is in；Carrier loader both ends in step 1.1 are slidably connected at two can be with
On dynamic arc-shaped slide rail；
1.3 are laid with a waterproof cloth and geotextiles along tunnel circumferential direction with the carrier loader in step 1.2, while two mobile
Arc-shaped slide rail carries out the waterproof cloth and geotextile laying of next station, repeats this step, until completion longitudinal length is greater than or waits
The waterproof cloth of Yu Yimo pouring length and the laying of geotextiles.
1.4 with hanging device by with a mould concrete pouring length be adapted longitudinal reinforcement lift it is corresponding each to rack
On the platform of station.
The utility model has the advantages that rapidly moved up in ring with the carrier loader that can be slided, waterproof cloth and geotextiles are carried out
Be laid with, longitudinal reinforcement it is in place, further save the time.
Prioritization scheme two: the step S2 are as follows:
2.1 are connected to arc container both ends with quick detachable rotatable support structure the two sides of rack；On rack
Slide construction is arranged can the longitudinal sliding motion on rack when keeping container in a vertical state；
Circumferential reinforcement after bending is put into arc container, makes its shape by the arc container in 2.2 horizontal positioned steps 2.1
Shape keeps corresponding to tunnel radian；
2.3 make arc container go to vertical position from horizontal position with hanging device, disassemble rotatable support structure.
The utility model has the advantages that this programme side overturns Sheng using the shape for first fixing circumferential reinforcement, then with quick detachable rotation fulcrum
The method of tool, compared with routinely lifting, the mode of (1) rotation can quickly be delivered circumferential reinforcement to target point, and
Eliminate conventional lifting, the process of contraposition when discharging has saved the construction time.(2) platform is connected to by the rotation of arc container
The method of frame two sides, it is therefore prevented that circumferential reinforcement is swung when lifting, and breaks the waterproof layer laid.(3) it longitudinally sees, lifts along tunnel
Process arc container will not shake, and adapt to the narrow space in tunnel.(4) use quick detachable rotation fulcrum both as rotation
Center supports the weight of arc container again, the method for realizing rotary hoisting.(5) with quick detachable rotation fulcrum, rapidly
Arc container is converted into longitudinal translation mode from rotation mode, further saves the construction time.
Prioritization scheme three: the step 1.4 are as follows: the longitudinal reinforcement with a mould concrete pouring length corresponding length is used,
Longitudinal reinforcement is lifted to rack on the platform for corresponding to each station with carrier loader.
The utility model has the advantages that carrying out the lifting of longitudinal reinforcement using carrier loader, allow rack that one special hoisting is set less
The hanging device of longitudinal reinforcement, has saved construction cost.
Prioritization scheme four: step S1 to step S6 has used geotextiles waterproof cloth and two lined steel muscle to be plated in integrated platform
Frame, including rack, the arc container mechanism for lifting reinforcing bar, the arc-shaped slide rail mechanism for being laid with waterproof cloth and geotextiles,
For ejecting the ejecting mechanism and two torsion shafts of reinforcing bar, arc container mechanism includes the arc container for containing reinforcing bar, arc
Shape sliding track mechanism includes the circumferential arc-shaped slide rail being laid with for geotextiles and waterproof cloth, and rack two sides are symmetrically fixed with the first hinge
Fitting is equipped in arc container in the fixing groove with tunnel inner wall arc respective shapes, arc container both ends be fixed with position with
Corresponding second articulation piece of first articulation piece, torsion shaft cooperatively form two with the first articulation piece and the second articulation piece quick detachablely
The arc container of hinged support, vertical state can the longitudinal sliding motion on rack；Arc-shaped slide rail is longitudinally slidably mounted on rack
On, ejecting mechanism includes that several pairs of reinforcing bars do circumferential and longitudinal register knock-pin, the shape and tunnel of the arrangement of knock-pin circumferential direction
Inner wall matches.
The utility model has the advantages that being plated in integral type rack using geotextiles waterproof cloth and two lined steel muscle, has the feature knot in technique
Structure can reach the requirement of this technique.
Prioritization scheme five: the ejecting mechanism further includes the several groups backing-out punch along the setting of rack circumferential direction direction, every group of top
Device includes several helical screw ejectors and connecting rod along the setting of rack longitudinal direction out, and helical screw ejector includes ejection
The input terminal of end and input terminal, the two neighboring helical screw ejector of every group of backing-out punch is connected by connecting rod, is connected on connecting rod
There is motor, is commonly connected on the ejection end of the helical screw of every group of ejector on a knock-pin, if being equipped on knock-pin
Do rotatable locating wheel.
The utility model has the advantages that (1) this programme is disposably accurately positioned, ejects and is laid with more reinforcing bars, more rapidly efficiently；(2) originally
Scheme repositions and is laid with relatively more difficult deform after being difficult to the circumferential reinforcement for being laid with and positioning using first accurate positionin
Longitudinal reinforcement method, reduce the probability that deforms of reinforcing bar；(3) this programme stores reinforcing bar using arc container, and arc is contained
Tool can slide along longitudinal direction on rack, reduce the workload of manual handling reinforcing bar, also reduce reinforcing bar because leading when workers carry
The unbalance stress of cause and the probability deformed, while waterproof cloth is damaged in the handling process prevented also from reinforcing bar；(4) helical screw top
The ejection end of machine can accurately control the ejection distance of knock-pin out, further be laid with and eject reinforcing bar convenient for accurate.
Detailed description of the invention
Fig. 1 for circumferential reinforcement in the prior art at state schematic diagram；
Fig. 2 is that the embodiment of the present invention conceals the circumferential structural schematic diagram after lifting body and arc container mechanism；
It is longitudinal to structural schematic diagram after lifting body and arc container mechanism that Fig. 3 is that the embodiment of the present invention conceals；
Fig. 4 is the structural schematic diagram of carrier loader in Fig. 2；
Fig. 5 is the structural schematic diagram of electric capstan in Fig. 2；
Fig. 6 is the circumferential structural schematic diagram of the embodiment of the present invention concealed after arc-shaped slide rail mechanism and arc container mechanism；
Fig. 7 is the vertical structure schematic diagram of the embodiment of the present invention concealed after arc-shaped slide rail mechanism；
Fig. 8 is partial enlargement diagram at A in Fig. 2；
Fig. 9 is the connection schematic diagram of backing-out punch and motor.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail:
Appended drawing reference in Figure of description includes: rack 1, electric capstan 2, capstan winch support 21, carrier loader 3, arc
Sliding track mechanism 4, transmission chain 5, walking mechanism 6, pedestal 7, arc-shaped slide rail 8, support 9, three-dimensional wheel 10, carrying roller 11, longitudinal slide rail 12,
Translating trolleys 13, bogie wheel 14, obstruction wheel 15, side guide wheel 16, positioning plate 17, arc container 18, backing-out punch 19, helical screw top
Machine 19-1, knock-pin 19-2, locating wheel 19-3, groove 19-4, commutator 20, diverter 21, connecting rod 22, motor 23, vertical out
Laser level 24, horizontal laser light level 25, reinforcing bar 26, tunnel 27.
Embodiment: tunnel geotextiles waterproof cloth and two lined steel muscle in this programme are plated in technique, have used geotextiles waterproof
Cloth and two lined steel muscle are plated in integral type rack, including rack 1, for lifting the arc container mechanism for being laid with circumferential reinforcement 26, use
In lifting longitudinal reinforcement and it is laid with waterproof cloth and the arc-shaped slide rail mechanism 4 of geotextiles, the ejector for ejecting circumferential reinforcement 26
Structure.
The bottom of rack 1 is equipped with walking mechanism 6, is equipped with rail steel under walking mechanism 6.Walking mechanism 6 is in motor 23
Drive under, realize rack 1 in orbit walk.Rack 1 is welded with the first articulation piece, the first hinge by 27 excavation surface of tunnel, one side
Fitting is located at the lower part of rack 1.1 platform of rack is longitudinally fixed longitudinal slide rail 12, installs on rack 1 along 27 circumferential direction of tunnel useful
In the operation platform of staff's work.
Arc container mechanism includes arc container 18, torsion shaft, the first translating trolleys 13 and arc container 18 is pulled to rotate
Hoisting mechanism.Arc container 18 is in arc corresponding with 27 inner wall of tunnel.Integrally formed with positioning plate 17 in arc container 18,
Interval is welded with several storing plates in positioning plate 17.Storing plate is integrally formed with one or more for fixing circumferential reinforcement 26
Card slot.The lifting lug for fixing suspension hook, position corresponding with the first articulation piece on arc container 18 are welded on arc container 18
It is welded with the second articulation piece.First articulation piece and the second articulation piece are shaft sleeve, and torsion shaft is inserted into two shaft sleeves, energy
It realizes the rotation and support of arc container 18, and can quickly remove.In addition, the rotating retaining member that bearing block etc. is quick detachable
It can reach same rotation, support and quick detachable.The load-bearing part of L-type, the level of load-bearing part are welded on first translating trolleys 13
Jack for jacking arc container 18 is installed, the vertical portion of load-bearing part is equipped with the sense of induction arc container 18 on part
Answer device, the specially travel switch with the elevator mechatronics for hanging liter arc container.
As shown in Figures 2 and 3, arc-shaped slide rail mechanism 4 include carrier loader 3, the pedestal 7 to match with 27 radian of tunnel and
The arc-shaped slide rail 8 that matches with 7 shape of pedestal and can slide for carrier loader 3, arc-shaped slide rail 8 are round tube track.Pedestal 7 and arc
It is equipped with several positioning plates 17 between shape sliding rail 8, pedestal 7 and arc-shaped slide rail 8 are connected by positioning plate 17, strengthen the whole of structure
Body stability.
As shown in figure 5, electric capstan 2 is connected to the middle part of 7 inner wall of pedestal, arc-shaped slide rail mechanism 4 by capstan winch support 921
Both ends are respectively provided with the fixed pulley for making 5 deflecting of transmission chain, and in arc-shaped slide rail mechanism 4 on arc-shaped slide rail 8 and arc-shaped slide rail 8 with
7 positioning plates 17 of pedestal are equipped with several directive wheels for limiting, being oriented to transmission chain 5, and electric capstan 2 is pulled by transmission chain 5
Carrier loader 3, transmission chain 5 are wirerope.
There are two arc-shaped slide rail mechanism 4 and electric capstan 2 are set, arc-shaped slide rail 8 is circular tube shaped, the utility model circular tube shaped arc
The design of shape sliding rail 8 is avoided that the Caton phenomenon that the track of I-shaped steel type in the prior art occurs, makes the operation of carrier loader 3 more
Add steady.As shown in Figure 4: 3 bottom of carrier loader is equipped with support 9, and support 9 is equipped with the three-dimensional wheel to match with arc-shaped slide rail 8
10, three-dimensional wheel 10 is respectively the bogie wheel 14 being oppositely arranged up and down and obstruction wheel 15, and is located at the side guide wheel 16 of side, is born a heavy burden
The load of 14 carrying carrier loader 3 of wheel, obstruction wheel 15 place 3 offset rail of carrier loader, and side guide wheel 16 is in carrier loader 3
The center of arc-shaped slide rail 8 and the entire running for guiding carrier loader 3.
Support frame and the carrying roller 11 for installing geotextiles waterproof cloth, carrying roller 11 are equipped on two carrier loaders 3
Both ends are fixedly connected between on the support frame, horizontal on rack 1 to be equipped with the longitudinal slide rail 12 slided for arc-shaped slide rail mechanism 4, bottom
7 inner walls of seat are fixedly connected to the second translating trolleys 13 that can be slided in longitudinal slide rail 12.The setting of second translating trolleys 13
Cooperate the longitudinal slide rail 12 on rack 1, move arc-shaped slide rail mechanism 4 can on rack 1.
It further include the positioning mechanism and ejecting mechanism being arranged on rack 1 as shown in attached 6 and Fig. 7, positioning mechanism includes hanging down
The positional cylinder of 1 bottom of rack directly is set, and the midpoint at 1 top of rack is equipped with vertical laser level 24, in rack 1
Portion two sides are separately installed with horizontal laser light level 25；Ejecting mechanism includes being evenly equipped with seven groups of backing-out punch along the circumferential direction of rack 1
19, the backing-out punch 19 of 1 two sides of rack is horizontally disposed, and the backing-out punch 19 on 1 top of rack is vertically arranged, and every group of backing-out punch 19 includes edge
The four helical screw ejector 19-1 and three connecting rods 22 of 1 longitudinal direction of rack setting, helical screw ejector 19-1 include
End and input terminal are ejected, the input terminal of the two neighboring helical screw ejector 19-1 of every group of backing-out punch 19 is connected by connecting rod 22
It connects, every group of backing-out punch 19 is also connected with diverter 21 on the connecting rod 22 of one end of arc container 18, and all diverters 21 are remote
One end from connecting rod 22 is connected on same motor 23 by commutator 20, and the connection schematic diagram of backing-out punch 19 and motor 23 is such as
Shown in Fig. 9.As shown in figure 8, an ejection is connected on the ejection end of the helical screw ejector 19-1 of every group of ejector jointly
One rotatable locating wheel 19-3, locating wheel 19-3 and knock-pin 19- are installed every 20cm on bar 19-2, knock-pin 19-2
2 is coaxial, and it is concentric that the side locating wheel 19-3 is equipped with groove 19-4, groove 19-4 and locating wheel 19-3.
The following steps are included:
S1. geotextiles and waterproof cloth are laid with:
It is located at arc container 18 and excavates end, geotextiles coiled material is penetrated into carrying roller 11, driving carrier loader 3 carries carrying roller 11
Arcuately sliding rail 8 moves, and when geotextiles are unfolded, geotextiles are fixed on 27 inner wall of tunnel with continuously connected fastener by engineering method requirement position,
3 side of carrier loader is walked, while geotextiles are fixed on 27 inner wall of tunnel with continuously connected fastener, until being laid with a circumferential geotextiles.
Coiled material of water-proof cloth is penetrated into carrying roller 11, is laid with waterproof cloth using carrier loader 3, expansion waterproof cloth uses supersonic welder, will prevent
Water cloth be welded on foregoing plastics it is fixed on.After completing the laying of circumferential geotextiles and a waterproof cloth, mobile arc-shaped slide rail 8 to
Hole end motion, into next circumferential laying geotextiles and waterproof cloth.In this way, until being laid with longitudinal length more than or equal to one
The geotextiles and waterproof cloth of mould concrete pouring length.After being plated in geotextiles waterproof cloth, with carrier loader 3 by a mould concrete
The adaptable several longitudinal reinforcements of pouring length are hung to platform similar in rack and lashing location, then move dragging track position
In hole end.
S2. circumferential reinforcement 26 is lifted:
Circumferential reinforcement 26 is placed in arc container 18 by arc container mechanism, and two bayonets of storing plate can be put folded simultaneously
Put more circumferential reinforcements 26.It is rotated using the hinged support that hoist engine forms arc container 18 around torsion shaft and shaft sleeve,
At this point, making two first translating trolleys 13 respectively in 1 two sides longitudinal slide rail 12 of rack, the first translating trolleys 13 are fixed on and are unloaded
Carry the station of arc container 18.When arc container 18 goes to the station of unloading, travel switch detects the position of arc container 18,
Hoist engine stops, and jacks the jack on the first translating trolleys 13, makes to generate slight clearance between torsion shaft and shaft sleeve are straight, take
Torsion shaft out removes the lifting wirerope on arc container 18, and arc container 18 is just in the state that can be moved on rack 1.
S3. it is pre-positioned circumferential reinforcement 26
Arc container 18 is pushed to longitudinally move to hole end along rack, pursuing root while moving in backhaul will be circumferential
Reinforcing bar 26 takes out from arc container 18, and circumferential reinforcement 26 is put into one group of circumferential locating wheel of knock-pin 19-2 by root
On 19-3, a circumferential reinforcement 26 is placed on every group of circumferential direction locating wheel 19-3, the groove 19-4 on locating wheel 19-3 is to circumferential steel
Muscle 26 is limited, and circumferential reinforcement 26 is avoided to vertically move, and the distance between circumferential reinforcement 26 is maintained at 20cm.Persistently move arc
All circumferential reinforcements 26 in arc container 18 disposably can be all laid on locating wheel 19-3 by shape container 18.?
During placing circumferential reinforcement 26, since locating wheel 19-3 can be rotated, circumferential reinforcement 26 can be pushed around the circle in tunnel 27
Heart rotation, is conveniently adjusted circumferential reinforcement 26, keeps positioning of the circumferential reinforcement 26 on circumferential direction more acurrate.Circumferential reinforcement is placed
After 26, arc container 18, which is located at, excavates end, and arc container 18 is located at hole end, vacates on rack for the jacking of circumferential reinforcement 26
Position.
S4. circumferential reinforcement 26 is ejected
Start motor 23, motor 23 drives the ejection end of seven groups of backing-out punch 19 is synchronous to stretch out by diverter 21 with connecting rod 22
Or it shrinks.It ejects end and ejects knock-pin 19-2 to the construction surface in tunnel 27, until required position is arrived in the jacking of circumferential reinforcement 26.
S5. it binds
Be placed in artificial lift step S1 longitudinal reinforcement on rack into, to respectively with circumferential reinforcement 26 and longitudinal reinforcement into
Row binding.Retract knock-pin.
S6. second layer longitudinal reinforcement and circumferential reinforcement 26 are laid with
6.1 are repeated in step 2 and S3, and longitudinal reinforcement is hung to 26 top of circumferential reinforcement with hanging device, in batches removable
It binds with unloading on knock-pin 19-2；
6.2 carry out step 4, unclamp the detachable binding in 6.1, each longitudinal reinforcement is pushed corresponding station and is bound.
What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these also should be considered as protection scope of the present invention, these all will not influence what the present invention was implemented
Effect and patent practicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as specific embodiment can be used for explaining the content of claim.
Claims (5)
1. tunnel geotextiles waterproof cloth and two lined steel muscle are plated in technique, which comprises the following steps:
S1. geotextiles and waterproof cloth are laid with:
1.1 are laid with a waterproof cloth and geotextiles along tunnel circumferential direction；
The longitudinal reinforcement being adapted with a mould concrete pouring length is lifted each station corresponding to rack with hanging device by 1.2
Platform on；
S2. circumferential reinforcement is lifted
2.1 are arranged longitudinal sliding motion structure on rack, enable the longitudinal sliding motion on rack of arc container；
2.2 circumferential reinforcement is bent after be put into arc container, arc container is lifted to rack；
S3. it is pre-positioned circumferential reinforcement
3.1 using the knock-pin having with a mould concrete pouring length corresponding length, and arranged for interval is N number of on knock-pin is used for
The locating wheel of circumferential reinforcement longitudinal register, N are the quantity of ring steel reinforced bar needed for a mould concrete pouring length；
Knock-pin in several steps 3.1 is arranged into arc corresponding with tunnel inner wall by 3.2, and is longitudinally seen along tunnel, top
Rod is located in the arc that arc container is in；
3.3 take out a circumferential reinforcement from the arc container in step 2.2, and are placed on the knock-pin below arc container
On, longitudinal register and circumferential positioning are carried out to circumferential reinforcement；Mobile arc container takes out from arc container to next station
Next reinforcing bar simultaneously carries out longitudinal register and circumferential positioning；
3.4 are successively pre-positioned N root circumferential reinforcement on each knock-pin in the method for step 3.3；
S4. circumferential reinforcement is ejected
4.1 using each knock-pin in the synchronous eject step 3.4 of helical screw ejector, until circumferential reinforcement is located at predetermined work
Position, when ejection, keep each circumferential reinforcement radian consistent with tunnel inner wall arc；
S5. it binds
5.1 carry out the binding of longitudinal reinforcement and circumferential reinforcement；
S6. second layer longitudinal reinforcement and circumferential reinforcement are laid with
6.1 are repeated in step 2.2 and S3, and longitudinal reinforcement is hung to above circumferential reinforcement with hanging device, is removably secured；
6.2 carry out step S4, unclamp being detachably fixed in step 6.1, each longitudinal reinforcement is pushed corresponding station and is bound.
2. a kind of tunnel geotextiles waterproof cloth and two lined steel muscle are plated in technique, it is characterised in that: the following steps are included:
S1. geotextiles and waterproof cloth are laid with:
1.1 are laid with a waterproof cloth and geotextiles along tunnel circumferential direction；
The longitudinal reinforcement being adapted with a mould concrete pouring length is lifted each station corresponding to rack with carrier loader by 1.2
Platform on；
S2 lifts circumferential reinforcement
2.1 are connected to arc container both ends with quick detachable rotatable support structure the two sides of rack；It is arranged on rack
Longitudinal sliding motion structure can the longitudinal sliding motion on rack when keeping container in a vertical state；
Circumferential reinforcement after bending is put into arc container by the arc container in 2.2 horizontal positioned steps 2.1, protects its shape
It holds corresponding to tunnel radian；
2.3 make arc container go to vertical position from horizontal position with hanging device, disassemble rotatable support structure；
S3. it is pre-positioned circumferential reinforcement
3.1 using the knock-pin having with a mould concrete pouring length corresponding length, and arranged for interval is N number of on knock-pin is used for
The locating wheel of circumferential reinforcement longitudinal register, N are the quantity of ring steel reinforced bar needed for a mould concrete pouring length；
Knock-pin in several steps 3.1 is arranged into arc corresponding with tunnel inner wall by 3.2, and is longitudinally seen along tunnel, top
Rod is located in the arc that arc container is in；
3.3 take out a circumferential reinforcement from the arc container in step 2.2, and are placed on the knock-pin below arc container
On, longitudinal register and circumferential positioning are carried out to circumferential reinforcement；Mobile arc container takes out from arc container to next station
Next reinforcing bar simultaneously carries out longitudinal register and circumferential positioning；
3.4 are successively pre-positioned N root circumferential reinforcement on each knock-pin in the method for step 3.3；
S4. circumferential reinforcement is ejected
4.1 using each knock-pin in the synchronous eject step 3.4 of helical screw ejector, until circumferential reinforcement is located at predetermined work
Position, when ejection, keep each circumferential reinforcement radian consistent with tunnel inner wall arc；
S5. it binds
5.1 carry out the binding of longitudinal reinforcement and circumferential reinforcement；
S6. second layer longitudinal reinforcement and circumferential reinforcement are laid with
6.1 are repeated in step 2.2 and S3, and longitudinal reinforcement is hung to above circumferential reinforcement with hanging device, is removably secured；
6.2 carry out step S4, unclamp being detachably fixed in step 6.1, each longitudinal reinforcement is pushed corresponding station and is bound.
3. geotextiles waterproof cloth in tunnel according to claim 2 and two lined steel muscle are plated in technique, it is characterised in that: step S1
In " be laid with a waterproof cloth and geotextiles along tunnel circumferential direction " implementation steps are as follows:
1.1.1, carrying roller is set on carrier loader for being laid with geotextiles and waterproof cloth；
1.1.2 arc-shaped slide rail of the installation for enabling carrier loader to move along tunnel circumferential direction in longitudinal sliding motion mechanism, makes arc
Sliding rail can also vertically move on rack, longitudinally see along tunnel, and knock-pin is located in the arc that arc-shaped slide rail is in；By step
1.1.1 the carrier loader both ends in are slidably connected on the arc-shaped slide rail that two can move；
1.1.3 carrier loader is made to be laid with a waterproof cloth and geotextiles along tunnel circumferential direction with the arc-shaped slide rail in step 1.1.2, so
Waterproof cloth and geotextile laying that two arc-shaped slide rails carry out next station are moved afterwards, repeat this step, it is longitudinal long until completing
Degree is greater than or equal to the waterproof cloth of a mould pouring length and the laying of geotextiles.
4. being plated in technique according to the described in any item tunnel geotextiles waterproof clothes of Claims 2 or 3 and two lined steel muscle, feature exists
In: step S1 to step S6 has used geotextiles waterproof cloth and two lined steel muscle are plated in integral type rack, including rack, for hanging
The arc container mechanism of steel loading muscle, the arc-shaped slide rail mechanism for being laid with waterproof cloth and geotextiles, the ejection for ejecting reinforcing bar
Mechanism and rotatable support structure, rotatable support structure include two torsion shafts, and arc container mechanism includes for containing reinforcing bar
Arc container, arc-shaped slide rail mechanism include the circumferential arc-shaped slide rail being laid with for geotextiles and waterproof cloth, and rack two sides are symmetrical
It is fixed with the first articulation piece, is equipped in arc container in the fixing groove with tunnel inner wall arc respective shapes, arc container both ends
Be fixed with position the second articulation piece corresponding with the first articulation piece, torsion shaft quick detachablely with the first articulation piece and the second articulation piece
Two hinged supports are cooperatively formed, the arc container of vertical state can the longitudinal sliding motion on rack；Arc-shaped slide rail can longitudinal sliding motion
Ground is mounted on rack, and ejecting mechanism includes that several pairs of reinforcing bars do circumferential and longitudinal register knock-pin, the arrangement of knock-pin circumferential direction
Shape match with tunnel inner wall.
5. geotextiles waterproof cloth in tunnel according to claim 1-3 and two lined steel muscle are plated in technique, feature exists
In: the ejecting mechanism further includes the several groups backing-out punch along the setting of rack circumferential direction direction, and every group of backing-out punch includes vertical along rack
Several helical screw ejectors and connecting rod being arranged to direction, helical screw ejector include ejecting end and input terminal, and every group
The input terminal of the two neighboring helical screw ejector of backing-out punch is connected by connecting rod, is connected with motor, every group of ejection on connecting rod
It is commonly connected on the ejection end of the helical screw of machine on a knock-pin, several rotatable positioning is installed on knock-pin
Wheel.
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107893671A (en) * | 2017-08-28 | 2018-04-10 | 北京建工土木工程有限公司 | A kind of large cross-section tunnel waterproof construction method |
| JP7210895B2 (en) * | 2018-04-17 | 2023-01-24 | 株式会社大林組 | Lining concrete construction system |
| CN108708746B (en) * | 2018-05-16 | 2020-10-16 | 湖南五新隧道智能装备股份有限公司 | Reinforcing steel bar installation equipment |
| CN108716413B (en) * | 2018-08-30 | 2019-08-06 | 中铁一局集团有限公司 | A kind of waterproof cloth is laid with and the construction method of lining cutting steel mesh binding |
| CN109113766B (en) * | 2018-08-30 | 2019-11-12 | 中铁一局集团有限公司 | A kind of Waterproof cloth laying trolley |
| CN110984636B (en) * | 2019-12-23 | 2020-11-13 | 福建华航建设集团有限公司 | Water leakage prevention construction method for building pool of building |
| CN111550270B (en) * | 2020-05-20 | 2021-07-09 | 中铁隧道集团一处有限公司 | Ultra-large self-propelled tunnel multifunctional operation platform and tunnel steel bar waterproof board construction method |
| CN111894640B (en) * | 2020-08-07 | 2022-03-22 | 中电建路桥集团有限公司 | Intelligent waterproof board operation platform truck |
| CN114060058B (en) * | 2021-11-15 | 2024-05-28 | 中铁长安重工有限公司 | Construction method of tunnel longitudinal steel bars |
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Effective date of registration: 20211029 Address after: 404100 Gaoqiao Pioneer Park, Changlong Town, Dianjiang County, Chongqing Patentee after: FUTE INTELLIGENT EQUIPMENT (CHONGQING) Co.,Ltd. Address before: 401120 12-2-3-3, Luneng Xingcheng fifth block, Yubei District, Chongqing Patentee before: Gong Gang |