CN106988440A - A kind of waterproof construction and its construction method at subway station main body and accessory interface - Google Patents

A kind of waterproof construction and its construction method at subway station main body and accessory interface Download PDF

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Publication number
CN106988440A
CN106988440A CN201710056552.8A CN201710056552A CN106988440A CN 106988440 A CN106988440 A CN 106988440A CN 201710056552 A CN201710056552 A CN 201710056552A CN 106988440 A CN106988440 A CN 106988440A
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CN
China
Prior art keywords
waterproof
accessory
main
construction
angle steel
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710056552.8A
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Chinese (zh)
Inventor
王凌
翟利华
张跃明
史策辉
朱正宜
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Guangzhou Metro Design and Research Institute Co Ltd
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Guangzhou Metro Design and Research Institute Co Ltd
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Application filed by Guangzhou Metro Design and Research Institute Co Ltd filed Critical Guangzhou Metro Design and Research Institute Co Ltd
Priority to CN201710056552.8A priority Critical patent/CN106988440A/en
Publication of CN106988440A publication Critical patent/CN106988440A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62Insulation or other protection; Elements or use of specified material therefor
    • E04B1/66Sealings
    • E04B1/68Sealings of joints, e.g. expansion joints
    • E04B1/6806Waterstops
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62Insulation or other protection; Elements or use of specified material therefor
    • E04B1/66Sealings
    • E04B1/68Sealings of joints, e.g. expansion joints
    • E04B2001/6818Joints with swellable parts

Abstract

The present invention provides a kind of for subway station main body and the waterproof construction at accessory interface, and subway station main body at accessory interface with including:The subway station main body at accessory interface with including:Station agent structure and the first joint, the second joint of station agent structure and accessory structure side wall and the third phase of station agent structure and accessory structure top plate of accessory structure bottom plate meet place;First joint is provided with the first waterproof construction;Second joint is provided with the second waterproof construction;The third phase place of connecing is provided with the 3rd waterproof construction;The present invention also provides a kind of for subway station main body and the construction method of the waterproof construction at accessory interface.By said structure, the present invention compensate for the single shortcoming of existing structure waterproof, construction quality is controllable, improves the water resistance of interface for the waterproof construction at subway main body and accessory interface.

Description

A kind of waterproof construction and its construction at subway station main body and accessory interface Method
Technical field
The present invention relates to Railway Transit Construction technical field, more particularly to it is a kind of be used for subway station main body with it is attached The waterproof construction and construction method of interface.
Background technology
With the quickening of urbanization paces, urban population, territory planning and urban ecological environment all suffer from huge pressure Power, it is to solve the important channel of urban congestion to develop using underground railway as key mass rapid transit system, at present The urban rail transit construction of China comes into the gold period of fast development.
Most subway station is used during cut and cover tunneling, practice of construction, and often construction completes agent structure Afterwards, then accessory structure of constructing, main body at the old and new's structure at accessory interface with forming construction joint.Construction joint is the weak ring of structurally waterproof Section, buried water stop in general setting, but be due to that the agent structure of underground station and accessory structure are close to main body building enclosure, Middle buried water stop can not be buried in advance in main body and attached place, therefore agent structure and the existing way of accessory structure are to use one Road water-swellable water-stop glue and together can the Grouting Pipe of tunneling boring pulp strengthen waterproof, and pocket is coiled into closed-loop, while outside interface Side laying water-proof coiled material carries out full bag waterproof.
But water-swellable water-stop glue is non-type waterproof material, in uneven thickness, basal plane cleaning is extruded in site operation not Totally, the problems such as meeting water premature inflation all has influence on seam waterproof effect.It is spaced simultaneously because station main body is constructed with gateway Compare long, and the process that period is related to is more, the waterproof layer at interface position gets rid of raft, gets rid of raft protection, connects raft quality, pre-buried slip casting Pipe is extremely difficult to be ensured, the possibility of waterproof layer reserved part and Grouting Pipe broken invalid is very big, influences passway waterproof quality.
According to existing empirical statistics, exist not using at the station main body in existing way and accessory interface 20%~60% With the percolating water of degree, seepage is along seam direction, and length is mostly 1~5m, and width is generally 0.1~0.3mm, vertical construction joint seepage Significantly more than horizontal construction joint.Costly cost waterproofing and leakage-stopping, and repairing aftereffect are needed during even being runed after the completion of construction The fruit duration is short.
The content of the invention
The invention aims to overcome the deficiencies in the prior art there is provided one kind for subway station main body and accessory interface The waterproof construction at place, its waterproof quality is good.
It is a further object to provide a kind of for subway station main body and the waterproof construction at accessory interface Construction method.
In order to achieve the above object, the present invention uses following technical scheme:
A kind of waterproof construction at subway station main body and accessory interface,
The subway station main body at accessory interface with including:Station agent structure connects with the first of accessory structure bottom plate The 3rd of place, station agent structure and the second joint of accessory structure side wall and station agent structure and accessory structure top plate Joint;
First joint is provided with the first waterproof construction;First waterproof construction is gone along with sb. to guard him including being arranged at the main body The first waterproof layer between structure and the accessory structure bottom plate and located at the agent structure and the accessory structure bottom plate The waterstop of seam;
Second joint is provided with the second waterproof construction;Second waterproof construction is gone along with sb. to guard him including being arranged at the main body The second waterproof layer between structure and the accessory structure side wall and located at the agent structure and the accessory structure side wall The waterstop of seam;
The third phase place of connecing is provided with the 3rd waterproof construction;3rd waterproof construction is gone along with sb. to guard him including being arranged at the main body The 3rd waterproof layer between structure and the accessory structure top plate and located at the agent structure and the accessory structure top plate The waterstop of seam.
Preferably, first waterproof layer includes:
Concrete cushion, is arranged on the main body building enclosure;
First reserved overlap joint waterproof roll, is arranged on the concrete cushion;Described first reserved overlap joint waterproof volume One end of the close station agent structure of material is provided with fluid sealant;
Thick pea gravel concreten protective layer, is arranged on the described first reserved overlap joint waterproof roll.
Preferably, second waterproof layer includes:
Second reserved overlap joint waterproof roll, is arranged between the main body building enclosure and the accessory structure crown wall;Institute The two ends for stating the second reserved overlap joint waterproof roll are respectively equipped with fluid sealant.
Preferably, the 3rd waterproof layer includes:
3rd reserved overlap joint waterproof roll, the described 3rd reserved overlap joint waterproof roll is located at the accessory structure top plate and institute State between main body building enclosure;One end of the close station agent structure of described 3rd reserved overlap joint waterproof roll is provided with sealing Glue;
Non-woven fabrics separation layer, is arranged on the described 3rd reserved overlap joint waterproof roll;
Coating waterproof layer, is arranged on the non-woven fabrics separation layer;
Pea gravel concreten protective layer, is arranged on the coating waterproof layer.
Preferably, the both sides for the grouting pipe being provided with the accessory structure are respectively equipped with water-swellable water-stop glue, institute Both sides are stated along the directional spreding by agent structure to main body building enclosure.
Preferably, the seam crossing of the station agent structure and accessory structure is located at the station body junction provided with one The groove of structure and the accessory structure;Water repellent component is provided with groove;The water repellent component includes waterstop, the waterstop Two ends be removably attached to the station agent structure and the accessory structure respectively;Filled out on the vacant position of the groove Full rock wool, the notch of the groove sets a fire-proof plate;The both sides that the water repellent component includes the bottom portion of groove are respectively equipped with The first angle steel and the second angle steel, first angle steel is located at the station agent structure, and second angle steel is located at described attached Belong to structure, the two ends of the waterstop are separately positioned on the first angle steel and the second angle steel of same water repellent component.
Preferably, the station agent structure is provided with the first dowel for being used for fixing the first angle steel, the accessory structure Provided with the second dowel for fixing the second angle steel.
Preferably, the agent structure is swollen with being all provided with hydro-expansive rubber bar, the chance water in the accessory structure Swollen rubber strip is adjacent to the angle steel and close to seam crossing;The bearing of trend of the hydro-expansive rubber bar and the extension of the seam Direction is identical.
Preferably, all provided with screw element and being screwed in consolidating on the screw element on first angle steel and the second angle steel Determine nut;Pressing plate is arranged with the screw element, the pressing plate is located between the fixing nut and angle steel;The pressing plate and angle Press strip is provided between steel, the two ends of the waterstop are pressed between press strip and angle steel respectively.
A kind of construction method of waterproof construction at subway station main body and accessory interface, comprises the following steps:
S1, after main body building enclosure of having constructed, construction is located at station agent structure on the inside of main body building enclosure to car The position that agent structure of standing connects with accessory structure, and AT STATION agent structure with accessory structure bottom plate, accessory structure side wall, The reserved the first half groove position in the outer surface of the joint of accessory structure bottom plate, the second half groove position and the 3rd half groove positions;
After S2, attached building enclosure of constructing, accessory structure foundation ditch is then excavated, is excavated to behind accessory structure foundation ditch bottom, removes The local main body building enclosure of station agent structure bottom side is gone, is close to the original institute of local main body building enclosure being removed Position plank is set, the 4th reserved overlap joint waterproof roll is set towards the side of station main body in plank, at the station The surface towards the described 4th reserved overlap joint waterproof roll of agent structure is provided as the steel plate of separation layer;
S3, on the main body building enclosure of the station agent structure bottom side perform the first waterproof layer;
S4, perform on first waterproof layer accessory structure bottom plate and in the accessory structure bottom plate and station body junction Reserve the 4th half groove position in the joint of structure;The first half grooves position forms the first waterproof groove with the 4th half groove position;
S5, a correspondence accessory structure bottom plate and station agent structure is fixedly installed in first waterproof groove The waterstop of seam;The first waterproof groove is filled with rock wool and blocks the first waterproof groove with fire-proof plate;
S6, the local main body building enclosure for removing station agent structure side wall side, the local main body for being close to be removed are enclosed The position at the original place of protection structure sets plank, and the 5th reserved overlap joint waterproof volume is set in the side towards station main body of plank Material, the steel of separation layer is provided as on the surface towards the described 5th reserved overlap joint waterproof roll of the station agent structure Plate;
S7, within the main body building enclosure of the station agent structure side wall side perform the second waterproof layer;
S8, perform within the second waterproof layer accessory structure side wall and in the accessory structure side wall and station agent structure Joint reserve the 5th half groove position;The second half grooves position forms the second waterproof groove with the 5th half groove position;
S9, a correspondence accessory structure side wall and station agent structure is fixedly installed in second waterproof groove The waterstop of seam;The second waterproof groove is filled with rock wool and blocks the second waterproof groove with fire-proof plate;
S10, the local main body building enclosure for removing station agent structure top plate side, the local main body for being close to be removed are enclosed The position at the original place of protection structure sets plank, and the 6th reserved overlap joint waterproof volume is set in the side towards station main body of plank Material, the steel of separation layer is provided as on the surface towards the described 6th reserved overlap joint waterproof roll of the station agent structure Plate;
S11, perform accessory structure top plate and in the joint of the accessory structure top plate and station agent structure reserved the 6 half grooves position;The 3rd half groove position forms the 3rd waterproof groove with the 6th half groove position;
S12, between the accessory structure top plate and the main body building enclosure perform the 3rd waterproof layer;
S13, a correspondence accessory structure side wall and station agent structure is fixedly installed in the 3rd waterproof groove Seam waterstop;The 3rd waterproof groove is filled with rock wool and blocks the 3rd waterproof groove with fire-proof plate;
S14, the removal plank and steel plate.
Preferably, step S3 comprises the following steps:
S31, on the main body building enclosure of the station agent structure bottom side perform concrete cushion;
S32, perform on the concrete cushion bottom plate and reserve waterproof roll, the bottom plate is reserved waterproof roll and passed through Fluid sealant gets rid of raft with the described 4th reserved overlap joint waterproof roll, connects raft construction;
S33, attached base plate waterproofing of being constructed on the reserved waterproof roll of the bottom plate.
Preferably, step S7 is specially:Applied within the main body building enclosure of the station agent structure side wall side Do side wall and reserve waterproof roll, the side wall is reserved waterproof roll and got rid of by fluid sealant with the described 5th reserved overlap joint waterproof roll Raft, connect raft construction.
Preferably, step S12 is specifically included:Described 6th reserved overlap joint waterproof roll is got rid of into raft to the accessory structure The top construction waterproof layer of the top of top plate, the then reserved overlap joint waterproof roll of the described 6th above accessory structure top plate; Non-woven fabrics separation layer is performed on the described 6th reserved overlap joint waterproof roll, coating is performed on the non-woven fabrics separation layer Waterproof layer, performs pea gravel concreten protective layer on the coating waterproof layer.
Starch floating preferably, removing and outer sand for surface being exposed on after local main body building enclosure.
Preferably, in step S2, removing the table for the station agent structure being exposed after local main body building enclosure Joint surface laitance and debris, then brushing high grade cement based penetration crystallization type water proofing paint are rinsed in face with water.
Preferably, before construction waterproof coiled material, concrete surface should be removed totally and in one layer of polyurethane coating film of concrete table brush Waterproof layer.
Preferably, the corner occurred in work progress is set as negative and positive angle, then in laying water-proof coiled material above.
Preferably, setting the specific steps of the waterstop includes:
A, in step sl, pre-buried the first dowel, the first angle steel for being used to fix angle steel during the agent structure of work car station; In step S4, step S8, step S11, pre-buried the second dowel, the second angle steel for being used to fix angle steel during construction accessory structure; First waterproof groove, the second waterproof groove and the 3rd waterproof groove are all provided with one first angle steel and one second angle steel;
B, the two ends of waterstop are mutually detachably fixed with the first angle steel and the second angle steel respectively.
Preferably, step a is specially:In step sl, it is pre-buried during the agent structure of work car station to be used to fix angle steel First dowel, the first angle steel, while also need pre-buried the first screw rod for running through the first angle steel, and screw on first screw rod One nut, in the pre-buried first hydro-expansive rubber bar of the screw rod side, and hydro-expansive rubber bar is close to the first angle steel;In step It is pre-buried during construction accessory structure to be used to fixing the second dowel of angle steel, the second angle steel, simultaneously in rapid S4, step S8, step S11 Also need pre-buried the second screw rod for running through the second angle steel, and screw in the second nut on the second screw rod, it is pre-buried in the second screw rod side Second hydro-expansive rubber bar, and the second hydro-expansive rubber bar is close to the second angle steel;It is recessed in the first waterproof groove, the second waterproof Groove and the 3rd waterproof groove are all provided with one first angle steel and one second angle steel.
Step b is specially:Pressing plate is set on screw rod, then the first press strip and the second pressure are set between pressing plate and angle steel Bar;First press strip is located between the second press strip, then the two ends of waterstop is pressed between first press strip and angle steel, so Tightening nut afterwards.
Compared with prior art, the invention has the advantages that:
By said structure, the present invention compensate for existing structure for the waterproof construction at subway main body and accessory interface The single shortcoming of waterproof, construction quality is controllable, improves the water resistance of interface;Detachable waterstop, good water-proof effect becomes Shape ability is stronger, adapts to and main body and attached differential deformation, while can be detected during daily use, oozes It can also be repaired and be changed after leakage;Waterproof roll is protected by pre-buried plank and steel plate during main structure construction, Ensure that waterproof roll is not damaged by during later stage attached construction, improves outsourcing waterproof construction quality.
Brief description of the drawings
Fig. 1 is used for subway station main body and attached seam crossing waterproof construction schematic diagram to be of the present invention;
Fig. 2 be Fig. 1 of the present invention in I portions partial enlarged drawing;
Fig. 3 be Fig. 1 of the present invention in II portions partial enlarged drawing;
Fig. 4 is the side wall and accessory structure side wall seam crossing waterproof construction figure of station agent structure in the present invention;
Fig. 5 be Fig. 3 of the present invention in III portions partial enlarged drawing;
Fig. 6 protects schematic diagram to reserve waterproof roll in the present invention;
In figure:
1-station agent structure;2-main body building enclosure;3-accessory structure top plate;4-accessory structure bottom plate;5-meet Water expansion water-stop glue;6-grouting pipe;7-waterstop;8-rock wool;10-waterproof roll;11-non-woven fabrics separation layer;12— Pea gravel concreten protective layer;13-fire-proof plate;14-coating waterproof layer;15-fluid sealant;16-attached building enclosure;17-attached Belong to structure side wall;18-angle steel;19-dowel;20-fixing nut;21-screw rod;22-hydro-expansive rubber bar;23-pressure Bar;24-pressing plate;25-packing ring;26-plank;27-steel plate;28-concrete cushion.
In conjunction with accompanying drawing, the invention will be further described with specific embodiment.
Embodiment
In conjunction with accompanying drawing, the invention will be further described with specific embodiment.
It is of the present invention a kind of for subway station main body and the waterproof knot at accessory interface refering to shown in Fig. 1 to Fig. 6 Structure,
Subway station main body at accessory interface with including:Station agent structure 1 connects with the first of accessory structure bottom plate 4 Place, the second joint of station agent structure 1 and accessory structure side wall 17 and station agent structure and accessory structure top plate 3 Third phase meets place;
First joint is provided with the first waterproof construction;First waterproof construction include be arranged at main body building enclosure 2 with it is attached The first waterproof layer between structure base slab 4 and the waterstop 7 located at agent structure and the seam of accessory structure bottom plate 4.
First waterproof layer includes the reserved overlap joint waterproof roll of concrete cushion 28, first and thick pea gravel concreten protective layer 12;Concrete cushion 28 is arranged on the main body building enclosure 2;First reserved overlap joint waterproof roll is arranged at concrete mats On layer 28, one end of the close station agent structure 1 of the first reserved overlap joint waterproof roll is provided with fluid sealant 15;Thick microlith coagulation Protective soil layer 12 is arranged on the first reserved overlap joint waterproof roll.
Second joint is provided with the second waterproof construction;Second waterproof construction includes being arranged at main body building enclosure and attached knot The second waterproof layer between structure side wall 17 and the waterstop 7 located at agent structure and the seam of accessory structure side wall 17.
Second waterproof layer includes the second reserved overlap joint waterproof roll.Second reserved overlap joint waterproof roll is arranged at main body and gone along with sb. to guard him Between structure and accessory structure crown wall;The two ends of second reserved overlap joint waterproof roll are respectively equipped with fluid sealant 15.
The third phase place of connecing is provided with the 3rd waterproof construction;3rd waterproof construction includes being arranged at the main body building enclosure The 3rd waterproof layer between 2 and the accessory structure top plate 3 and connecing located at the agent structure and the accessory structure top plate 3 The waterstop 7 of seam.
3rd waterproof layer includes the 3rd reserved overlap joint waterproof roll, non-woven fabrics separation layer 11, coating waterproof layer 14 and microlith Concrete cover 12.
3rd reserved overlap joint waterproof roll is located between accessory structure top plate 3 and main body building enclosure 2;3rd reserved overlap joint One end of the close station agent structure 1 of waterproof roll is provided with fluid sealant 15;Non-woven fabrics separation layer 11 is arranged at the 3rd and reserved taken Connect on waterproof roll;Coating waterproof layer 14 is arranged on non-woven fabrics separation layer 11;Pea gravel concreten protective layer 12 is arranged at On coating waterproof layer 14.
Fluid sealant 15 is set plays sealing process with reserved overlap joint waterproof roll edge.
The both sides of grouting pipe 6 in accessory structure are respectively equipped with water-swellable water-stop glue 5, and the both sides are along by body junction Structure to main body building enclosure 2 directional spreding.
Station agent structure 1 is provided with the waterstop 7 of corresponding seam with the outer surface of accessory structure joint.Specifically:
The seam crossing of station agent structure and accessory structure is located at the recessed of station agent structure and accessory structure provided with one Groove;Water repellent component is provided with groove;Water repellent component includes waterstop 7, and the two ends of waterstop 7 are separately fixed at station body junction Structure and accessory structure;Rock wool 8 is filled up on the vacant position of groove, the notch of groove sets a fire-proof plate 13.Waterstop 7 is OMEGA waterstops.OMEGA waterstop good water-proof effects.
Water repellent component includes the first angle steel 18 and the second angle steel 18 that the both sides of bottom portion of groove are respectively equipped with, and the first angle steel is set In station agent structure, the second angle steel is located at accessory structure, and station agent structure is provided with the first anchor for being used for fixing the first angle steel Muscle 19, accessory structure is provided with the second dowel 19 for being used for fixing the second angle steel.First dowel and the second dowel are pre-buried 12@250 Dowel, the first angle steel and the second angle steel are 180x150x10 angle steel.
Waterstop 7 is removably mounted in the groove, and concrete mode is:The two ends of waterstop 7 are separately positioned on together The first angle steel and the second angle steel of one water repellent component.Screw element is all provided with first angle steel and the second angle steel and screw element is screwed in On fixing nut 20;Pressing plate 24 is arranged with screw element, pressing plate 24 is located between fixing nut and angle steel, pressing plate and fixed spiral shell Packing ring 25 is provided between mother.The first press strip 23 and the second press strip 23 are provided between pressing plate and angle steel, the first press strip is close to groove Central axis, the second press strip is close to the side wall of groove, and the two ends of waterstop 7 are compacted between the first press strip and angle steel respectively.Spiral shell Line part is threaded rod.Preferably, screw rod 21 is M16 screw rods, fixing nut is that M16 internal threads block nut.Waterstop 7 is by first Press strip is compressed, and the active force of nut and pressing plate acts on the first press strip, can so compress waterstop, also can guarantee that press strip not It can be damaged.And the second press strip is when being to ensure that pressing plate is pushed, pressing plate can keeping parallelism, the pressure applied out more puts down .
Located at the threaded rod of the first angle steel, its one end spins in the first angle steel and fixed main body AT STATION, the other end Fixing nut.Located at the threaded rod of the second angle steel, its one end is through the second angle steel and is fixed on accessory structure, threaded rod it is another Spin fixing nut on end.
Station agent structure is adjacent to angle with being all provided with hydro-expansive rubber bar 22, hydro-expansive rubber bar 22 in accessory structure Steel and close seam crossing;The bearing of trend of hydro-expansive rubber bar 22 is identical with the bearing of trend of seam.
The present invention goes back a kind of construction method of described waterproof construction at subway station main body and accessory interface, bag Include following steps:
S1, after main body building enclosure 2 of having constructed, construction be located at the station agent structure 1 of the inner side of main body building enclosure 2 to The position that station agent structure 1 connects with accessory structure, and AT STATION agent structure 1 with accessory structure bottom plate 4, accessory structure Side wall 17, the reserved the first half groove position in outer surface of the joint of accessory structure bottom plate 4, the second half groove position and the 3rd half groove positions;
After S2, attached building enclosure 16 of constructing, accessory structure foundation ditch is then excavated, is excavated to behind accessory structure foundation ditch bottom, The local main body building enclosure 2 of station agent structure bottom side is removed, is close to the original of local main body building enclosure being removed Position where coming sets plank 26, in the reserved overlap joint waterproof roll of the side laying the 4th towards station main body of plank, in institute The surface laying towards the described 4th reserved overlap joint waterproof roll for stating station agent structure is used as the steel plate 27 of separation layer;Remove Joint surface laitance and debris are rinsed in the surface for the station agent structure being exposed after local main body building enclosure with water, then Brushing high grade cement based penetration crystallization type water proofing paint.
S3, on the main body building enclosure 2 of the bottom side of station agent structure 1 the first waterproof layer is performed, specifically Step includes:
S31, on the main body building enclosure 2 of the bottom side of station agent structure 1 perform concrete cushion 28;
S32, perform on the concrete cushion 28 bottom plate and reserve waterproof roll, the bottom plate is reserved waterproof roll and led to Fluid sealant 15 is crossed to get rid of raft with the described 4th reserved overlap joint waterproof roll, connect raft construction;
S33, attached base plate waterproofing of being constructed on the reserved waterproof roll of the bottom plate.
S4, perform on first waterproof layer accessory structure bottom plate 4 and in the accessory structure bottom plate 4 and station main body Reserve the 4th half groove position in the joint of structure;The first half grooves position forms the first waterproof groove with the 4th half groove position;Tool Body step includes:
In the first reinforcing steel bar frame of the precalculated position colligation accessory structure bottom plate 4 of accessory structure bottom plate 4, and in the first reinforcing steel bar frame First grouting pipe 6 is set and in the both sides of the first grouting pipe (along from agent structure to the directional spreding of main body building enclosure 2 Both sides) the first water-swellable water-stop glue 5 of each arrangement;First reinforcing steel bar frame agent structure and accessory structure bottom plate 4 AT STATION Reserve the 4th half groove position in the joint in precalculated position;Pass through 6 pair of first reinforcing steel bar frame casting concrete of the first grouting pipe;The first half Groove position forms the first waterproof groove with the 4th half Cao position.
S5, a correspondence accessory structure bottom plate 4 and station agent structure is fixedly installed in first waterproof groove Seam waterstop 7;The first waterproof groove is filled with rock wool 8 and blocks the first waterproof groove with fire-proof plate 13;
S6, the local main body building enclosure 2 for removing station agent structure side wall side, the local main body for being close to be removed are enclosed The position at the original place of protection structure 2 sets plank 26, anti-in the reserved overlap joint of side laying the 5th towards station main body of plank Water coiled material, separation layer is used as in the surface laying towards the described 5th reserved overlap joint waterproof roll of the station agent structure Steel plate 27;
S7, within the main body building enclosure 2 of the station agent structure side wall side the second waterproof layer is performed, specific step Suddenly include:
Side wall is performed within the main body building enclosure of the station agent structure side wall side and reserves waterproof roll, it is described Side wall reserves waterproof roll and gets rid of raft by fluid sealant 15 and the described 5th reserved overlap joint waterproof roll, connects raft construction.
S8, perform within the second waterproof layer accessory structure side wall 17 and in the accessory structure side wall 17 and station main body Reserve the 5th half groove position in the joint of structure;The second half grooves position forms the second waterproof groove with the 5th half groove position;Tool Body step includes:
In the second reinforcing steel bar frame of the precalculated position colligation accessory structure side wall of accessory structure side wall 17, and in the second reinforcing steel bar frame Second grouting pipe 6 is set and in the both sides of the second grouting pipe 6 (along from agent structure to main body building enclosure directional spreding Both sides) the second water-swellable water-stop glue 5 of each arrangement;Second reinforcing steel bar frame agent structure and accessory structure side wall AT STATION it is pre- Position the joint put and reserve the 5th half groove position;Pass through 6 pair of second reinforcing steel bar frame casting concrete of the second grouting pipe;The second half grooves Position forms the second waterproof groove with the 5th half Cao position.
S9, a correspondence accessory structure side wall and station agent structure is fixedly installed in second waterproof groove The waterstop 7 of seam;The second waterproof groove is filled with rock wool 8 and blocks the second waterproof groove with fire-proof plate 13;
S10, the local main body building enclosure 2 for removing station agent structure top plate side, are close to the local main body being removed The position at the original place of building enclosure sets plank 26, in the reserved overlap joint of side laying the 6th towards station main body of plank 26 Waterproof roll, separation layer is used as in the surface laying towards the described 6th reserved overlap joint waterproof roll of the station agent structure Steel plate;
S11, perform accessory structure top plate 3 and reserved in the joint of the accessory structure top plate 3 and station agent structure 6th half groove position;The 3rd half groove position forms the 3rd waterproof groove with the 6th half groove position;Specific steps include:
In the 3rd reinforcing steel bar frame of the precalculated position colligation accessory structure top plate 3 of accessory structure top plate 3, and in the 3rd reinforcing steel bar frame 3rd grouting pipe 6 is set and in the both sides of the 3rd grouting pipe 6 (along from agent structure to the directional spreding of main body building enclosure 2 Both sides) the 3rd water-swellable water-stop glue 5 of each arrangement;3rd reinforcing steel bar frame agent structure and accessory structure top plate 3 AT STATION Precalculated position joint reserve the 6th half groove position;Pass through 6 pair of the 3rd reinforcing steel bar frame casting concrete of the 3rd grouting pipe;3rd Half groove position forms the 3rd waterproof groove with the 6th half Cao position;
S12, between the accessory structure top plate 3 and the main body building enclosure 2 perform the 3rd waterproof layer;Specifically, After the upper concrete of the first reinforcing steel bar frame reaches predetermined strength, the described 6th reserved overlap joint waterproof roll is got rid of into raft to described attached Belong to the top of structure roof 3, and closed using fluid sealant 15;Then the described 6th reserved overlap joint above accessory structure top plate Non-woven fabrics separation layer 11 is performed above waterproof roll, coating waterproof layer 14 is performed on the non-woven fabrics separation layer 11, Pea gravel concreten protective layer 12 is performed on the coating waterproof layer 14.
S13, a correspondence accessory structure side wall and station agent structure is fixedly installed in the 3rd waterproof groove Seam waterstop 7;The 3rd waterproof groove is filled with rock wool 8 and blocks the 3rd waterproof groove with fire-proof plate 13;
S14, the removal plank 26 and steel plate.
In above-mentioned steps, be exposed on outer surface after local main body building enclosure 2 are removed, including agent structure and Main body building enclosure, it is floating with mortar.
In above-mentioned steps, before construction waterproof coiled material, concrete surface should be removed clean and be applied in the strata urethane of concrete table brush one Film waterproof layer.Waterproof roll 10 includes the 4th reserved overlap joint waterproof roll, the 5th reserved overlap joint waterproof roll, the 6th reserved overlap joint Waterproof roll, bottom plate reserve waterproof roll and side wall reserves waterproof roll.
In above-mentioned steps, by the corner occurred in work progress (including the main body building enclosure being removed after part On corner) be set as negative and positive angle, then in laying water-proof coiled material above.
In above-mentioned steps, waterstop 7 is OMEGA waterstops.In above-mentioned steps, by setting plank and steel plate to be to be used as to face When protection structure.
Setting the specific steps of the waterstop includes:
A, in step sl, it is pre-buried during the agent structure of work car station be used to fixing the first dowel of angle steel, it is the first angle steel, same When also need the pre-buried M16 screw rods for running through the first angle steel, and screw on M16 screw rods M16 internal threads end-blocking nut 20, in M16 screw rods The pre-buried first hydro-expansive rubber bar 22 of side, and hydro-expansive rubber bar 22 is close to the first angle steel;Step S4, step S8, It is pre-buried during construction accessory structure to be used to fixing the second dowel of angle steel, the second angle steel, while also needing pre-buried run through in step S11 The M16 screw rods of second angle steel, and screw-in M16 internal threads block nut 20, met in M16 screw rod sides pre-buried second on M16 screw rods Water-expansible rubber bar 22, and the second hydro-expansive rubber bar 22 is close to the second angle steel;In the first waterproof groove, the second waterproof groove And the 3rd waterproof groove all be provided with one first angle steel and one second angle steel.
B, the setting pressing plate 24 on M16 screw rods, then set between pressing plate 24 and angle steel (the first angle steel or the second angle steel) Put the first press strip and the second press strip;First press strip is located between the second press strip, and the two ends of waterstop then are pressed on into described the Between one press strip and angle steel, M16 internal threads end-blocking nut 20 is then screwed.
A kind of waterproof construction and construction method at subway station main body and accessory interface of the present invention, its by using OMEGA waterstops compensate for the single shortcoming of existing structure waterproof, and OMEGA waterstop good water-proof effects, construction quality is easily controlled System, is adapted to the differential deformation between main body and main body, while can be detected seepage occur during daily use After can also be repaired and be changed;Waterproof roll is protected by pre-buried plank and steel plate during main structure construction simultaneously Shield, it is ensured that waterproof roll is not damaged by during later stage attached construction.Reliable construction quality of the present invention, improves the water proofing property of interface Can, and it is easily handled later stage leakage problems.
The invention is not limited in above-mentioned embodiment, if the various changes or modification to the present invention do not depart from the present invention Spirit and scope, if these are changed and modification belongs within the scope of the claim and equivalent technologies of the present invention, then this hair It is bright to be also intended to comprising these changes and change.

Claims (19)

1. it is a kind of for subway station main body and the waterproof construction at accessory interface, it is characterised in that
The subway station main body at accessory interface with including:First joint of station agent structure and accessory structure bottom plate, Station agent structure connects with the second joint of accessory structure side wall and station agent structure and the third phase of accessory structure top plate Place;
First joint is provided with the first waterproof construction;First waterproof construction includes being arranged at the main body building enclosure The first waterproof layer between the accessory structure bottom plate and located at the agent structure and the seam of the accessory structure bottom plate Waterstop;
Second joint is provided with the second waterproof construction;Second waterproof construction includes being arranged at the main body building enclosure The second waterproof layer between the accessory structure side wall and located at the agent structure and the seam of the accessory structure side wall Waterstop;
The third phase place of connecing is provided with the 3rd waterproof construction;3rd waterproof construction includes being arranged at the main body building enclosure The 3rd waterproof layer between the accessory structure top plate and located at the agent structure and the seam of the accessory structure top plate Waterstop.
2. it is according to claim 1 for subway station main body and the waterproof construction at accessory interface, it is characterised in that
First waterproof layer includes:
Concrete cushion, is arranged on the main body building enclosure;
First reserved overlap joint waterproof roll, is arranged on the concrete cushion;Described first reserved overlap joint waterproof roll Fluid sealant is provided with close to one end of station agent structure;
Thick pea gravel concreten protective layer, is arranged on the described first reserved overlap joint waterproof roll.
3. it is according to claim 1 for subway station main body and the waterproof construction at accessory interface, it is characterised in that
Second waterproof layer includes:
Second reserved overlap joint waterproof roll, is arranged between the main body building enclosure and the accessory structure crown wall;Described The two ends of two reserved overlap joint waterproof rolls are respectively equipped with fluid sealant.
4. it is according to claim 1 for subway station main body and the waterproof construction at accessory interface, it is characterised in that
3rd waterproof layer includes:
3rd reserved overlap joint waterproof roll, the described 3rd reserved overlap joint waterproof roll is located at the accessory structure top plate and the master Between body building enclosure;One end of the close station agent structure of described 3rd reserved overlap joint waterproof roll is provided with fluid sealant;
Non-woven fabrics separation layer, is arranged on the described 3rd reserved overlap joint waterproof roll;
Coating waterproof layer, is arranged on the non-woven fabrics separation layer;
Pea gravel concreten protective layer, is arranged on the coating waterproof layer.
5. it is used for subway station main body and the waterproof knot at accessory interface according to claim 2 to 4 any claim Structure, it is characterised in that the both sides for the grouting pipe being provided with the accessory structure are respectively equipped with water-swellable water-stop glue, described two Side along by agent structure to main body building enclosure directional spreding.
6. it is according to claim 5 for subway station main body and the waterproof construction at accessory interface, it is characterised in that
The seam crossing of the station agent structure and accessory structure is located at the station agent structure and described attached provided with one The groove of structure;Water repellent component is provided with groove;The water repellent component includes waterstop, and the two ends of the waterstop respectively can Releasably it is fixed on the station agent structure and the accessory structure;Rock wool is filled up on the vacant position of the groove, it is described The notch of groove sets a fire-proof plate;The first angle steel that the both sides of the water repellent component including the bottom portion of groove are respectively equipped with and Second angle steel, first angle steel is located at the station agent structure, and second angle steel is located at the accessory structure, described to stop The two ends of water band are separately positioned on the first angle steel and the second angle steel of same water repellent component.
7. it is according to claim 6 for subway station main body and the waterproof construction at accessory interface, it is characterised in that institute State station agent structure and be provided with the first dowel for being used for fixing the first angle steel, the accessory structure, which is provided with, to be used to fix the second angle steel The second dowel.
8. it is according to claim 6 for subway station main body and the waterproof construction at accessory interface, it is characterised in that institute State agent structure and be adjacent to the angle steel with being all provided with hydro-expansive rubber bar, the hydro-expansive rubber bar in the accessory structure And close to seam crossing;The bearing of trend of the hydro-expansive rubber bar is identical with the bearing of trend of the seam.
9. it is according to claim 6 for subway station main body and the waterproof construction at accessory interface, it is characterised in that institute State on the first angle steel and the second angle steel all provided with screw element and the fixing nut being screwed on the screw element;On the screw element Pressing plate is arranged with, the pressing plate is located between the fixing nut and angle steel;Press strip is provided between the pressing plate and angle steel, it is described The two ends of waterstop are pressed between press strip and angle steel respectively.
10. a kind of construction method of waterproof construction at subway station main body and accessory interface, it is characterised in that including with Lower step:
S1, after main body building enclosure of having constructed, construction is located at station agent structure on the inside of main body building enclosure to station master The position that body structure connects with accessory structure, and AT STATION agent structure with accessory structure bottom plate, accessory structure side wall, attached The reserved the first half groove position in the outer surface of the joint of structure base slab, the second half groove position and the 3rd half groove positions;
After S2, attached building enclosure of constructing, accessory structure foundation ditch is then excavated, is excavated to behind accessory structure foundation ditch bottom, car is removed The local main body building enclosure of station owner's body structural base side, the original place of local main body building enclosure for being close to be removed Position sets plank, the 4th reserved overlap joint waterproof roll is set in the side towards station main body of plank, in the station main body The surface towards the described 4th reserved overlap joint waterproof roll of structure is provided as the steel plate of separation layer;
S3, on the main body building enclosure of the station agent structure bottom side perform the first waterproof layer;
S4, perform on first waterproof layer accessory structure bottom plate and in the accessory structure bottom plate and station agent structure Reserve the 4th half groove position in joint;The first half grooves position forms the first waterproof groove with the 4th half groove position;
S5, the seam that a correspondence accessory structure bottom plate and station agent structure is fixedly installed in first waterproof groove Waterstop;The first waterproof groove is filled with rock wool and blocks the first waterproof groove with fire-proof plate;
S6, the local main body building enclosure for removing station agent structure side wall side, the local main body for being close to be removed go along with sb. to guard him knot The position at the original place of structure sets plank, and the 5th reserved overlap joint waterproof roll is set in the side towards station main body of plank, The steel plate of separation layer is provided as on the surface towards the described 5th reserved overlap joint waterproof roll of the station agent structure;
S7, within the main body building enclosure of the station agent structure side wall side perform the second waterproof layer;
S8, perform within the second waterproof layer accessory structure side wall and in the accessory structure side wall and the phase of station agent structure Connect the reserved 5th half groove position in place;The second half grooves position forms the second waterproof groove with the 5th half groove position;
S9, the seam that a correspondence accessory structure side wall and station agent structure is fixedly installed in second waterproof groove Waterstop;The second waterproof groove is filled with rock wool and blocks the second waterproof groove with fire-proof plate;
S10, the local main body building enclosure for removing station agent structure top plate side, the local main body for being close to be removed go along with sb. to guard him knot The position at the original place of structure sets plank, and the 6th reserved overlap joint waterproof roll is set in the side towards station main body of plank, The steel plate of separation layer is provided as on the surface towards the described 6th reserved overlap joint waterproof roll of the station agent structure;
S11, perform accessory structure top plate and the accessory structure top plate and station agent structure joint reserve the 6th half Groove position;The 3rd half groove position forms the 3rd waterproof groove with the 6th half groove position;
S12, between the accessory structure top plate and the main body building enclosure perform the 3rd waterproof layer;
S13, connecing for a correspondence accessory structure side wall and station agent structure is fixedly installed in the 3rd waterproof groove The waterstop of seam;The 3rd waterproof groove is filled with rock wool and blocks the 3rd waterproof groove with fire-proof plate;
S14, the removal plank and steel plate.
11. it is according to claim 10 for subway station main body and the construction method of the waterproof construction at accessory interface, Characterized in that, step S3 comprises the following steps:
S31, on the main body building enclosure of the station agent structure bottom side perform concrete cushion;
S32, perform on the concrete cushion bottom plate and reserve waterproof roll, the bottom plate reserves waterproof roll and passes through sealing Glue gets rid of raft with the described 4th reserved overlap joint waterproof roll, connects raft construction;
S33, attached base plate waterproofing of being constructed on the reserved waterproof roll of the bottom plate.
12. it is according to claim 10 for subway station main body and the construction method of the waterproof construction at accessory interface, Characterized in that, step S7 is specially:Side wall is performed within the main body building enclosure of the station agent structure side wall side Reserved waterproof roll, the side wall reserves waterproof roll and gets rid of raft by fluid sealant and the described 5th reserved overlap joint waterproof roll, connects Raft is constructed.
13. it is according to claim 10 for subway station main body and the construction method of the waterproof construction at accessory interface, Characterized in that, step S12 is specifically included:Described 6th reserved overlap joint waterproof roll is got rid of into raft to the accessory structure top plate The top construction waterproof layer of top, the then reserved overlap joint waterproof roll of the described 6th above accessory structure top plate;Described Non-woven fabrics separation layer is performed on 6th reserved overlap joint waterproof roll, coating water-proof is performed on the non-woven fabrics separation layer Layer, performs pea gravel concreten protective layer on the coating waterproof layer.
14. it is according to claim 10 for subway station main body and the construction method of the waterproof construction at accessory interface, Starch floating characterized in that, removing and outer sand for surface being exposed on after local main body building enclosure.
15. it is according to claim 10 for subway station main body and the construction method of the waterproof construction at accessory interface, Characterized in that, in step S2, removing the surface water for the station agent structure being exposed after local main body building enclosure Rinse joint surface laitance and debris, then brushing high grade cement based penetration crystallization type water proofing paint.
16. it is according to claim 10 for subway station main body and the construction method of the waterproof construction at accessory interface, Characterized in that, before construction waterproof coiled material, concrete surface should be removed totally and in the strata urethane film waterproof material of concrete table brush one.
17. it is according to claim 10 for subway station main body and the construction method of the waterproof construction at accessory interface, Characterized in that, the corner occurred in work progress is set as negative and positive angle, then in laying water-proof coiled material above.
18. it is according to claim 10 for subway station main body and the construction method of the waterproof construction at accessory interface, Characterized in that, setting the specific steps of the waterstop includes:
A, in step sl, pre-buried the first dowel, the first angle steel for being used to fix angle steel during the agent structure of work car station;In step In S4, step S8, step S11, pre-buried the second dowel, the second angle steel for being used to fix angle steel during construction accessory structure;First Waterproof groove, the second waterproof groove and the 3rd waterproof groove are all provided with one first angle steel and one second angle steel;
B, the two ends of waterstop are mutually detachably fixed with the first angle steel and the second angle steel respectively.
19. it is according to claim 18 for subway station main body and the construction method of the waterproof construction at accessory interface, Characterized in that, step a is specially:In step sl, pre-buried the first anchor for being used to fix angle steel during the agent structure of work car station Muscle, the first angle steel, while also need pre-buried the first screw rod for running through the first angle steel, and screw in the first spiral shell on first screw rod It is female, in the pre-buried first hydro-expansive rubber bar of the screw rod side, and hydro-expansive rubber bar is close to the first angle steel;In step It is pre-buried during construction accessory structure to be used to fix the second dowel of angle steel, the second angle steel, go back simultaneously in S4, step S8, step S11 Pre-buried the second screw rod that run through the second angle steel is needed, and screws on the second screw rod the second nut, in the second screw rod side pre-buried the Two hydro-expansive rubber bars, and the second hydro-expansive rubber bar is close to the second angle steel;In the first waterproof groove, the second waterproof groove And the 3rd waterproof groove all be provided with one first angle steel and one second angle steel.
Step b is specially:Pressing plate is set on screw rod, then the first press strip and the second press strip are set between pressing plate and angle steel; First press strip is located between the second press strip, then the two ends of waterstop is pressed between first press strip and angle steel, then Tightening nut.
CN201710056552.8A 2017-01-25 2017-01-25 A kind of waterproof construction and its construction method at subway station main body and accessory interface Pending CN106988440A (en)

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