CN106988764A - 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
- Publication number
- CN106988764A CN106988764A CN201710357656.2A CN201710357656A CN106988764A CN 106988764 A CN106988764 A CN 106988764A CN 201710357656 A CN201710357656 A CN 201710357656A CN 106988764 A CN106988764 A CN 106988764A
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- Prior art keywords
- arc
- stand
- tunnel
- waterproof cloth
- container
- Prior art date
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- 239000004744 fabric Substances 0.000 title claims abstract description 45
- 239000004746 geotextile Substances 0.000 title claims abstract description 44
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 34
- 239000010959 steel Substances 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 31
- 210000003205 muscle Anatomy 0.000 title claims abstract description 18
- 230000002787 reinforcement Effects 0.000 claims description 92
- 230000003014 reinforcing effect Effects 0.000 claims description 36
- 238000010276 construction Methods 0.000 claims description 9
- 238000005452 bending Methods 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 239000010410 layer Substances 0.000 description 7
- 238000013519 translation Methods 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 238000012913 prioritisation Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000005266 casting Methods 0.000 description 2
- 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
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012407 engineering method Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000725 suspension Substances 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.Specifically disclose a kind of tunnel geotextiles waterproof cloth and two lined steel muscle are plated in technique, the intensity of two linings is ensured 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 technology
In the tunnel construction of China, being accurately positioned for secondary lining reinforcing bar colligation always restricts Second Lining Construction
The a great problem of quality.
In the prior art to secondary lining reinforcing bar colligation, generally constructed by a stand, existing horse structure is equal
Very simple, its function is only a moveable scaffold.Reinforcing bar colligation, will be in the good reinforcing bar of ground welding mainly by artificial
（General a diameter of 22-25mm）Arch is sent to from stand avris, and using the elasticity of reinforcing bar itself, by reinforcing bar on the outside of stand
Form arcuation.And because reinforcing bar is flexible, whipping can occur during precalculated position is lifted into for reinforcing bar, and in tunnel
Narrow space, is easy to break waterproof layer during reinforcing bar whipping.
Further, since being not easy to penetrate waterproof layer gives reinforcing bar extension supporting point, and there is certain rigidity and again in reinforcing bar
Amount, therefore, the ring steel reinforced bar manually curved can not be accurately positioned, and lean on the reinforcing bar into country rock side usually because deformation is pressed in waterproof layer
On, it is not had protective layer in casting concrete, and it is usually tight to country rock side in haunch etc. by the reinforcing bar on the inside of tunnel
Deform again（As shown in arrow direction in Fig. 1）So that reinforcing bar of secondary lining performs practically no function at this.This phenomenon is existing
Generally existing in technology, the big common fault and hidden danger as Inspection of Tunnel Quality.So the work by manually bending circumferential reinforcement
Skill can not be accurately positioned, and make the Huan shapes tight tunnel inner walls of Gang Jin Stickers or remote inwall, 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 in the middle of concrete, such stress is not again good.
Furthermore, because in the work progress of tunnel-liner, two linings can be carried out at once after laying geotextiles and waterproof cloth
Reinforcing bar is plated in, laying waterproof cloth and be plated in longitudinal reinforcement be two close to working procedure.In engineering construction, it is desirable to laying it is vertical
It is close with a mould concrete pouring length to the length of reinforcing bar.One mould concrete pouring length is oversize, up to more than 11M.It is existing
Technology is using after shorter longitudinal reinforcement is delivered to stand, and side will be connected compared with bar dowel by welding or colligation, side
Longitudinal reinforcement is plated in, such intensity for having applied so low two lining of technique increase the consumption of material.
The content of the invention
Technique is plated in it is an object of the invention to provide a kind of tunnel geotextiles waterproof cloth and two lined steel muscle, it is existing to solve
Under technology the problem of two lining low intensities.
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
Technique is applied, is comprised the following steps：
S2. circumferential reinforcement is lifted
2.1 set longitudinal sliding motion structure on stand, enable the longitudinal sliding motion on stand of arc container；
2.2 steel hoop is bent after be put into arc container, arc container is lifted to stand；
S3. pre-determined bit circumferential reinforcement
3.1 using with the knock-pin 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, the quantity of N ring steel reinforced bars for needed for a mould concrete pouring length；
Knock-pin in some 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 is carried out to circumferential reinforcement and ring is positioned；Mobile arc container takes out to next station from arc container
Next reinforcing bar simultaneously carries out longitudinal register and ring positioning；
3.4 with the method for step 3.3 by N roots circumferential reinforcement successively pre-determined bit on each knock-pin；
S4. circumferential reinforcement is ejected
4.1 using each knock-pin in the synchronous eject step 3.4 of helical screw ejector, until steel hoop is located at predetermined work
Position, keeps each circumferential reinforcement radian consistent with tunnel inwall arc during ejection；
S5. colligation
5.1 carry out the colligation of longitudinal reinforcement and circumferential reinforcement;
S6. the laying second layer indulges circumferential reinforcement
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 4, unclamp being detachably fixed in step 6.1, and each longitudinal reinforcement is pushed into correspondence station carries out colligation.
The beneficial effect of this base case is：1. using in the disposable mould concrete pouring length of jacking one of this technique
All steel hoops, after steel hoop jacking in place, can freely pull by bush whorl to connect with inverted arch circumferential reinforcement
Connect.Use the longitudinal reinforcement being adapted with a mould concrete pouring length.Relative and prior art a, on the one hand, jacking is complete
Portion's circumferential reinforcement, has been saved a large amount of engineering times, on the other hand, has knock-pin support during colligation, steel hoop will not be deformed, together
When be easy to and longitudinal reinforcement and inverted arch circumferential reinforcement carry out colligation；After knock-pin is retracted, circumferential reinforcement and some complete longitudinal directions
Bar connecting gets up, the relative longitudinal reinforcement with being constituted with the mode of welding or colligation, the two lined steel muscle laid using this technique
Intensity is higher.
2. quickly circumferential reinforcement can be placed on knock-pin using the container moved on stand in a technique, save
About engineering time.
3. using some knock-pins having with a mould concrete pouring length corresponding length, a mould is set on knock-pin
The locating wheel of ring steel reinforced bar quantity needed for concrete pouring length, the commutation reinforcing bar that is plated in of band can make simultaneously needed for is all in treating
Ejection state.
4. using the synchronous ejection knock-pin of helical screw ejector, keep the radian of circumferential reinforcement all the time with tunnel inner wall phase
Together.On the one hand, make knock-pin that there is Telescopic, it is convenient to retract, prevent from interfering with the container vertically moved on stand.
On the other hand, when making circumferential reinforcement by top to any position, the radian consistent with tunnel inner wall is all kept, ring can be made in colligation
On the loft for being located at Theoretical Design to reinforcing bar.So that during casting, each layer steel hoop is also on the loft of Theoretical Design
's.And then can ensure the protective layer thickness after concrete cast using this construction technology, 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：Before the step S2, in addition to step S1. laying geotextiles and waterproof cloth：
1.1 set carrying roller to be used to lay geotextiles and waterproof cloth on carrier loader；
1.2 set longitudinal sliding motion structure on stand, arc-shaped slide rail is vertically moved on chassis, are longitudinally seen along tunnel, push up
Rod is located in the arc that arc-shaped slide rail is in；Carrier loader two ends in step 1.1 are slidably connected at into two to move
On arc-shaped slide rail；
1.3 lay a waterproof cloth and geotextiles with the carrier loader in step 1.2 along tunnel ring, while mobile two arcs
Slide rail carries out the waterproof cloth and geotextile laying of next station, repeats this step, is more than or equal to one until completing longitudinal length
The waterproof cloth of mould pouring length and the laying of geotextiles.
1.4 with hanging device by with a mould concrete pouring length be adapted longitudinal reinforcement lift to chassis it is corresponding each
On the platform of station.
Beneficial effect：Rapidly moved up with the carrier loader that can be slided in ring, carry out waterproof cloth and geotextiles
Laying, longitudinal reinforcement it is in place, further save the time.
Prioritization scheme two：The step S2 is：
2.1 are connected to arc container two ends with quick detachable rotatable support structure the both sides of stand；Set on stand
Slide construction, can the longitudinal sliding motion on stand when making container in vertical state；
Arc container in 2.2 horizontal positioned steps 2.1, arc container is put into by circumferential reinforcement after bending, protects its shape
Hold corresponding to tunnel radian；
2.3 make arc container go to vertical position from horizontal level with hanging device, disassemble rotatable support structure.
Beneficial effect：This programme side overturns Sheng using the shape for first fixing circumferential reinforcement, then with quick detachable pivot point
The method of tool, it is relative compared with routinely lifting,（1）The mode of rotation quickly can deliver circumferential reinforcement to target point, and
Conventional lifting is eliminated, the process of contraposition during discharging has saved the engineering time.（2）It is rotatably connected with by arc container in platform
The method of frame both sides, it is therefore prevented that circumferential reinforcement is swung when lifting, and breaks the waterproof layer laid.（3）Longitudinally see, lift along tunnel
Process arc container will not also be rocked, and adapt to the narrow space in tunnel.（4）With quick detachable pivot point both as rotation
Center supports the weight of arc container again, the method for realizing rotary hoisting.（5）With quick detachable pivot point, rapidly
Arc container is converted into longitudinal translation pattern from rotation mode, the engineering time is further saved.
Prioritization scheme three：The step 1.4 is：Using the longitudinal reinforcement with a mould concrete pouring length corresponding length,
Longitudinal reinforcement is lifted to the platform of each station of chassis correspondence with carrier loader.
Beneficial effect：The lifting of longitudinal reinforcement is carried out using carrier loader, allows stand 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 stand, the arc container mechanism for lifting reinforcing bar, the arc-shaped slide rail mechanism for laying waterproof cloth and geotextiles,
Ejecting mechanism and two trip shafts for ejecting reinforcing bar, arc container mechanism include the arc container for being used to contain reinforcing bar, arc
Shape sliding track mechanism includes the arc-shaped slide rail of the ring laying for geotextiles and waterproof cloth, and stand both sides are symmetrically fixed with the first hinge
Fitting, is provided with arc container in the fixing groove with tunnel inner wall arc respective shapes, arc container two ends be fixed with position with
Corresponding second articulated elements of first articulated elements, trip shaft cooperatively forms two with the first articulated elements and the second articulated elements quick detachablely
Hinged support, the arc container of vertical state can the longitudinal sliding motion on stand；Arc-shaped slide rail is longitudinally slidably arranged on stand
On, ejecting mechanism includes some knock-pins that ring and longitudinal register are done to reinforcing bar, the shape and tunnel of the arrangement of knock-pin ring
Inwall matches.
Beneficial effect：Integral type stand is plated in using geotextiles waterproof cloth and two lined steel muscle, possesses the feature knot in technique
Structure, can reach the use requirement of this technique.
Prioritization scheme five：The ejecting mechanism also includes some groups of backing-out punch set along stand ring direction, every group of top
Go out several helical screw ejectors and connecting rod that device includes setting along stand longitudinal direction, helical screw ejector includes ejection
End and input, the input of the two neighboring helical screw ejector of every group of backing-out punch are connected by connecting rod, are connected on connecting rod
Have and be commonly connected on motor, the ejection end of the helical screw of every group of ejector on a knock-pin, if being provided with knock-pin
Do rotatable locating wheel.
Beneficial effect：（1）This programme is disposably accurately positioned, ejects and laid many reinforcing bars, more rapidly efficiently；（2）This
Relatively more difficult deform is repositioned and laid after the circumferential reinforcement that scheme is difficult to lay and positioned using being first accurately positioned
Longitudinal reinforcement method, reduce the probability that deforms of reinforcing bar；（3）This programme deposits reinforcing bar using arc container, and arc is contained
Tool can reduce the artificial workload for carrying reinforcing bar, led when also reducing reinforcing bar because of workers carry on chassis along longitudinal sliding motion
The unbalance stress of cause and the probability deformed, while damaging waterproof cloth in handling process prevented also from reinforcing bar；（4）Helical screw top
The ejection distance of knock-pin can be accurately controlled by going out the ejection end of machine, further be easy to accurate laying and ejection reinforcing bar.
Brief description of the drawings
Fig. 1 for circumferential reinforcement in the prior art into state schematic diagram；
Fig. 2 is that the embodiment of the present invention conceals the ring structural representation after lifting body and arc container mechanism；
Fig. 3 is that the embodiment of the present invention conceals the longitudinal direction after lifting body and arc container mechanism to structural representation；
Fig. 4 is the structural representation of carrier loader in Fig. 2；
Fig. 5 is the structural representation of electric capstan in Fig. 2；
Fig. 6 is the ring structural representation concealed after arc-shaped slide rail mechanism and arc container mechanism of the embodiment of the present invention；
Fig. 7 is the vertical structure schematic diagram concealed after arc-shaped slide rail mechanism of the embodiment of the present invention；
Fig. 8 is close-up schematic view at A in Fig. 2；
Fig. 9 is the connection diagram of backing-out punch and motor.
Embodiment
Below by embodiment, the present invention is further detailed explanation：
Reference in Figure of description includes：Stand 1, electric capstan 2, capstan winch bearing 21, carrier loader 3, arc-shaped slide rail
Mechanism 4, driving-chain 5, walking mechanism 6, base 7, arc-shaped slide rail 8, bearing 9, three-dimensional wheel 10, carrying roller 11, longitudinal slide rail 12, translation
Dolly 13, bogie wheel 14, obstruction wheel 15, side guide wheel 16, location-plate 17, arc container 18, backing-out punch 19, helical screw ejector
19-1, knock-pin 19-2, locating wheel 19-3, groove 19-4, commutator 20, steering gear 21, connecting rod 22, motor 23, vertical laser
Level 24, horizontal laser light level 25, reinforcing bar 26, tunnel 27.
Embodiment：The geotextiles waterproof cloth of tunnel 27 and two lined steel muscle 26 in this programme are plated in technique, have used geotextiles
Waterproof cloth and two lined steel muscle 26 are plated in integral type stand 1, including stand 1, the arc container for lifting laying circumferential reinforcement 26
Mechanism, for lift longitudinal reinforcement and laying waterproof cloth and geotextiles the mechanism 4 of arc-shaped slide rail 8, for ejecting circumferential reinforcement 26
Ejecting mechanism.
The bottom of stand 1 is provided with walking mechanism 6, walking mechanism 6 and is provided with rail steel.Walking mechanism 6 is in motor 23
Drive under, realize stand 1 in orbit walking.Stand 1 is welded with the first articulated elements, the first hinge by the side of 27 excavation surface of tunnel one
Fitting is located at the bottom of stand 1.The platform of stand 1 is longitudinally fixed, which to be had to be provided with along the ring of tunnel 27 on translation track, stand 1, is used for
The operation platform of staff's work.
Arc container mechanism includes arc container 18, trip shaft, the first translating trolleys 13 and pulls arc container 18 to rotate
Hoisting mechanism.Arc container 18 is in arc corresponding with the inwall of tunnel 27.Integrally formed with location-plate 17 in arc container 18,
Interval is welded with some storing plates in location-plate 17.Storing plate is used to fix circumferential reinforcement 26 integrally formed with one or more
Neck.Position corresponding with the first articulated elements on the hanger for fixing suspension hook, arc container 18 is welded with arc container 18
It is welded with the second articulated elements.First articulated elements and the second articulated elements are shaft sleeve, and trip shaft inserts two shaft sleeves, with regard to energy
The rotation and support of arc container 18 are realized, and can be quickly removed.In addition, the quick detachable rotating retaining member such as bearing block
It can reach same rotation, support and quick detachable.The bearing part of L-type, the level of bearing part are welded with first translating trolleys 13
Jack for jacking arc container 18, sense of the vertical portion provided with sensing arc container 18 of bearing part are installed on part
Device is answered, is specially and the travel switch for the elevator mechatronics for hanging liter arc container.
As shown in Figures 2 and 3, the mechanism 4 of arc-shaped slide rail 8 includes carrier loader 3, the base 7 matched with the radian of tunnel 27
With the arc-shaped slide rail 8 that matches with the shape of base 7 and can be slided for carrier loader 3, arc-shaped slide rail 8 is pipe track.The He of base 7
Some location-plates 17 are provided between arc-shaped slide rail 8, by the connect base 7 of location-plate 17 and arc-shaped slide rail 8, structure are strengthened
Resistance to overturning.
As shown in figure 5, electric capstan 2 is connected to the middle part of the inwall of base 7, the mechanism of arc-shaped slide rail 8 by capstan winch bearing 921
4 two ends, which are respectively provided with one, to be made in the fixed pulley of the deflecting of driving-chain 5, and the mechanism 4 of arc-shaped slide rail 8 on arc-shaped slide rail 8 and arc-shaped slide rail 8
The directive wheel that driving-chain 5 is spacing, be oriented to is given provided with some with 7 location-plates 17 of base, electric capstan 2 is drawn by driving-chain 5
Dynamic carrier loader 3, driving-chain 5 is steel wire rope.
The mechanism 4 of arc-shaped slide rail 8 and electric capstan 2 are provided with two, and arc-shaped slide rail 8 is circular tube shaped, circular tube shaped arc of the present invention
The design of slide rail 8, is avoided that the Caton phenomenon that the track of I-shaped die in the prior art occurs, carrier loader 3 is run more
Steadily.As shown in Figure 4：The bottom of carrier loader 3 is provided with bearing 9, and bearing 9 is provided with the three-dimensional wheel 10 matched with arc-shaped slide rail 8,
Bogie wheel 14 and obstruction wheel 15 that three-dimensional wheel 10 is respectively oppositely arranged up and down, and it is located at the side guide wheel 16 of side, bogie wheel
The load of 14 carrying carrier loaders 3, obstruction wheel 15 places the offset rail of carrier loader 3, and side guide wheel 16 makes carrier loader 3 be in arc
The center of shape slide rail 8 and the whole running for guiding carrier loader 3.
Support frame and the carrying roller 11 for installing geotextiles waterproof cloth, carrying roller 11 are equipped with two carrier loaders 3
Between two ends are fixedly connected on support frame, level is provided with the translation track slided for the mechanism 4 of arc-shaped slide rail 8, base on stand 1
7 inwalls are fixedly connected with the second translating trolleys 13 that can be slided on translation track.The setting of second translating trolleys 13 coordinates
Translation track on stand 1, makes the mechanism 4 of arc-shaped slide rail 8 to be moved on stand 1.
As shown in attached 6 and Fig. 7, in addition to the detent mechanism and ejecting mechanism being arranged on stand 1, detent mechanism includes vertical
The positional cylinder of the bottom of stand 1 directly is arranged on, the midpoint at the top of stand 1 is provided with vertical laser level 24, stand 1
Portion both 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 ring direction of stand 1
19, the backing-out punch 19 of the both sides of stand 1 is horizontally disposed with, and the backing-out punch 19 on the top of stand 1 is vertically arranged, and every group of backing-out punch 19 includes edge
Four helical screw ejector 19-1 and three connecting rods 22 that the longitudinal direction of stand 1 is set, helical screw ejector 19-1 include
End and input are ejected, the two neighboring helical screw ejector 19-1 of every group of backing-out punch 19 input is connected by connecting rod 22
Connect, every group of backing-out punch 19 is also associated with steering gear 21 on the connecting rod 22 of one end of arc container 18, all steering gears 21 are remote
One end from connecting rod 22 is connected on same motor 23 by commutator 20, and the connection 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 with the helical screw ejector 19-1 of every group of ejector ejection end 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 locating wheel 19-3 sides are concentric provided with groove 19-4, groove 19-4 and locating wheel 19-3.
Comprise the following steps：
S1. geotextiles and waterproof cloth are laid：
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 along arc
Shape slide rail 8 is moved, and during expansion geotextiles, geotextiles are fixed on into the inwall of tunnel 27 with continuously connected fastener by engineering method requirement position, delivered
The side of dolly 3 is walked, while geotextiles are fixed on the inwall of tunnel 27 with continuously connected fastener, the geotextiles until having laid a ring.Will be anti-
Water cloth coiled material penetrates carrying roller 11, lays waterproof cloth using carrier loader 3, expansion waterproof cloth uses supersonic welder, by waterproof cloth
Be welded on foregoing plastics it is fixed on.After the laying of the geotextiles and waterproof cloth that complete ring, mobile arc-shaped slide rail 8 is to hole
End motion, geotextiles and waterproof cloth are laid into next ring.In this way, mixed more than or equal to a mould until having laid longitudinal length
The geotextiles and waterproof cloth of solidifying soil pouring length.After geotextiles waterproof cloth is plated in, a mould concrete is poured into a mould with carrier loader 3
The adaptable some longitudinal reinforcements of length are hung to the stand platform close with lashing location, then move dragging track positioned at hole
Mouth end.
S2. circumferential reinforcement 26 is lifted：
Circumferential reinforcement 26 is placed in arc container 18 by arc container mechanism, two bayonet sockets of storing plate can put simultaneously stack it is many
Root circumferential reinforcement 26.Arc container 18 is set to be rotated around the hinged support that trip shaft and shaft sleeve are constituted using hoist engine, now,
Make two first translating trolleys 13 respectively on the both sides translation track of stand 1, the first translating trolleys 13 are fixed on unloading arc
The station of container 18.When arc container 18 goes to the station of unloading, travel switch detects the position of arc container 18, hoist engine
Stop, the jack on the first translating trolleys of jacking 13 makes to produce slight clearance between trip shaft and shaft sleeve are straight, takes out upset
Axle, removes the lifting steel wire rope on arc container 18, arc container 18 is just in the state that can be moved on stand 1.
S3. pre-determined bit circumferential reinforcement 26
Promote arc container 18 to longitudinally move to hole end along chassis, moved in backhaul while by root by circumferential reinforcement
26 are taken out from arc container 18, and circumferential reinforcement 26 is put into one group of locating wheel 19-3 of knock-pin 19-2 ring by root
On, the groove 19-4 on a circumferential reinforcement 26, locating wheel 19-3 is placed on every group of ring locating wheel 19-3 to circumferential reinforcement 26
Carry out spacing, it is to avoid circumferential reinforcement 26 is vertically moved, and the distance between circumferential reinforcement 26 is maintained at 20cm.Persistently move arc Sheng
Tool 18, you can be disposably all laid on all circumferential reinforcements 26 in arc container 18 on locating wheel 19-3.Placing
During circumferential reinforcement 26, because locating wheel 19-3 is rotatable, therefore circumferential reinforcement 26 can be promoted to turn around the center of circle in tunnel 27
It is dynamic, circumferential reinforcement 26 is conveniently adjusted, makes positioning of the circumferential reinforcement 26 on ring direction more accurate.Circumferential reinforcement 26 is placed
Afterwards, arc container 18, which is located at, excavates end, and arc container 18 is located at hole end, position is vacated in the jacking of the upper steel hoop 26 of chassis
Put.
S4. circumferential reinforcement 26 is ejected
Start motor 23, motor 23 drives the ejection end of seven groups of backing-out punch 19 synchronously to stretch out or receive by steering gear 21 and connecting rod 22
Contracting.Eject end to eject knock-pin 19-2 to the construction surface in tunnel 27, until by the jacking of circumferential reinforcement 26 to required position.
S5. colligation
The longitudinal reinforcement being positioned in artificial lift step S1 on chassis enters, to respectively being tied up with circumferential reinforcement 26 and longitudinal reinforcement
Prick.Retraction knock-pin.
S6. the laying second layer indulges circumferential reinforcement 26
6.1 are repeated in step 2 and S3, longitudinal reinforcement are hung into the top of circumferential reinforcement 26 with hanging device, in batches removably
Colligation is on knock-pin 19-2；
6.2 carry out step 4, unclamp the detachable colligation in 6.1, and each longitudinal reinforcement is pushed into correspondence station carries out colligation.
Above-described is only that the known general knowledge such as concrete structure and characteristic is not made herein in embodiments of the invention, scheme
Excessive description., 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 should also be considered as protection scope of the present invention, these are implemented all without the influence present invention
Effect and practical applicability.The scope of protection required by this application should be based on the content of the claims, in specification
Embodiment etc. records the content that can be used for explaining claim.
Claims (6)
1. tunnel geotextiles waterproof cloth and two lined steel muscle are plated in technique, it is characterised in that comprise the following steps：
S2. circumferential reinforcement is lifted
2.1 set longitudinal sliding motion structure on stand, enable the longitudinal sliding motion on stand of arc container；
2.2 steel hoop is bent after be put into arc container, arc container is lifted to stand；
S3. pre-determined bit circumferential reinforcement
3.1 using with the knock-pin 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, the quantity of N ring steel reinforced bars for needed for a mould concrete pouring length；
Knock-pin in some 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 is carried out to circumferential reinforcement and ring is positioned；Mobile arc container takes out to next station from arc container
Next reinforcing bar simultaneously carries out longitudinal register and ring positioning；
3.4 with the method for step 3.3 by N roots circumferential reinforcement successively pre-determined bit on each knock-pin；
S4. circumferential reinforcement is ejected
4.1 using each knock-pin in the synchronous eject step 3.4 of helical screw ejector, until steel hoop is located at predetermined work
Position, keeps each circumferential reinforcement radian consistent with tunnel inwall arc during ejection；
S5. colligation
5.1 carry out the colligation of longitudinal reinforcement and circumferential reinforcement;
S6. the laying second layer indulges circumferential reinforcement
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 4, unclamp being detachably fixed in step 6.1, and each longitudinal reinforcement is pushed into correspondence station carries out colligation.
2. geotextiles waterproof cloth in tunnel according to claim 1 and two lined steel muscle are plated in technique, it is characterised in that：Described
Before step S2, in addition to step S1. laying geotextiles and waterproof cloth：
1.1 set carrying roller to be used to lay geotextiles and waterproof cloth on carrier loader；
1.2 set longitudinal sliding motion structure on stand, arc-shaped slide rail is vertically moved on chassis, are longitudinally seen along tunnel, push up
Rod is located in the arc that arc-shaped slide rail is in；Carrier loader two ends in step 1.1 are slidably connected at into two to move
On arc-shaped slide rail；
1.3 lay a waterproof cloth and geotextiles with the carrier loader in step 1.2 along tunnel ring, while mobile two arcs
Slide rail carries out the waterproof cloth and geotextile laying of next station, repeats this step, is more than or equal to one until completing longitudinal length
The waterproof cloth of mould pouring length and the laying of geotextiles；
The longitudinal reinforcement being adapted with a mould concrete pouring length is lifted each station corresponding to chassis by 1.4 with hanging device
Platform on.
3. geotextiles waterproof cloth in tunnel according to claim 1 and two lined steel muscle are plated in technique, it is characterised in that：The step
Suddenly S2 is：
2.1 are connected to arc container two ends with quick detachable rotatable support structure the both sides of stand；Set on stand
Slide construction, can the longitudinal sliding motion on stand when making container in vertical state；
Arc container in 2.2 horizontal positioned steps 2.1, arc container is put into by circumferential reinforcement after bending, protects its shape
Hold corresponding to tunnel radian；
2.3 make arc container go to vertical position from horizontal level with hanging device, disassemble rotatable support structure.
4. geotextiles waterproof cloth in tunnel according to claim 2 and two lined steel muscle are plated in technique, it is characterised in that：The step
Rapid 1.4 are：Using the longitudinal reinforcement with a mould concrete pouring length corresponding length, with carrier loader by longitudinal reinforcement lift to
Chassis is corresponded on the platform of each station.
5. geotextiles waterproof cloth in tunnel according to claim 4 and two lined steel muscle are plated in technique, it is characterised in that：Step S1
Used geotextiles waterproof cloth and two lined steel muscle to be plated in integral type stand to step S6, including stand, for lifting reinforcing bar
Arc container mechanism, the arc-shaped slide rail mechanism for laying waterproof cloth and geotextiles, the ejecting mechanism and two for ejecting reinforcing bar
Root trip shaft, arc container mechanism includes being used for containing the arc container of reinforcing bar, arc-shaped slide rail mechanism include being used for geotextiles and
The arc-shaped slide rail of the ring laying of waterproof cloth, stand both sides, which are symmetrically fixed with to be provided with the first articulated elements, arc container, is in and tunnel
The fixing groove of road inwall arc respective shapes, arc container two ends are fixed with position corresponding with the first articulated elements second and are hinged
Part, trip shaft cooperatively forms two hinged supports, the arc of vertical state with the first articulated elements and the second articulated elements quick detachablely
Container can the longitudinal sliding motion on stand；Arc-shaped slide rail is longitudinally slidably arranged on stand, and ejecting mechanism includes some to steel
Muscle does the knock-pin of ring and longitudinal register, and the shape of knock-pin ring arrangement matches with tunnel inner wall.
6. the tunnel geotextiles waterproof cloth and two lined steel muscle according to claim any one of 1-5 are plated in technique, its feature exists
In：The ejecting mechanism also includes some groups of backing-out punch set along stand ring direction, and every group of backing-out punch includes vertical along stand
Several helical screw ejectors and connecting rod set to direction, helical screw ejector includes ejection end and input, every group
The input of the two neighboring helical screw ejector of backing-out punch is connected by connecting rod, and motor, every group of ejection are connected with connecting rod
It is commonly connected on the ejection end of the helical screw of machine on a knock-pin, some rotatable positioning is installed on knock-pin
Wheel.
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|---|---|---|---|
| CN201710357656.2A CN106988764B (en) | 2017-05-19 | 2017-05-19 | Tunnel geotextiles waterproof cloth and two lined steel muscle are plated in technique |
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| CN108708746A (en) * | 2018-05-16 | 2018-10-26 | 湖南五新隧道智能装备股份有限公司 | A kind of reinforcement installation equipment |
| CN108716413A (en) * | 2018-08-30 | 2018-10-30 | 中铁局集团有限公司 | A kind of waterproof cloth is laid with and the construction method of lining cutting bar-mat reinforcement binding |
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| CN111550270A (en) * | 2020-05-20 | 2020-08-18 | 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 |
| 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 |
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| CN111894640A (en) * | 2020-08-07 | 2020-11-06 | 中电建路桥集团有限公司 | Intelligent waterproof board operation platform truck |
| CN114060056A (en) * | 2021-11-15 | 2022-02-18 | 中铁长安重工有限公司 | Tunnel longitudinal steel bar and circumferential steel bar operation equipment |
| CN114060058A (en) * | 2021-11-15 | 2022-02-18 | 中铁长安重工有限公司 | Tunnel longitudinal steel bar construction method |
| 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 |
| CN114060056B (en) * | 2021-11-15 | 2024-06-11 | 中铁长安重工有限公司 | Tunnel longitudinal steel bar and circumferential steel bar operation equipment |
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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 |