CN106013258B - A kind of external labeling type Water stop structure of the active-passive integrated sealing for deformation joint - Google Patents
A kind of external labeling type Water stop structure of the active-passive integrated sealing for deformation joint Download PDFInfo
- Publication number
- CN106013258B CN106013258B CN201610490575.5A CN201610490575A CN106013258B CN 106013258 B CN106013258 B CN 106013258B CN 201610490575 A CN201610490575 A CN 201610490575A CN 106013258 B CN106013258 B CN 106013258B
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- Prior art keywords
- convex
- capsule
- convex capsule
- water
- master tape
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/16—Arrangement or construction of joints in foundation structures
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/38—Waterproofing; Heat insulating; Soundproofing; Electric insulating
- E21D11/385—Sealing means positioned between adjacent lining members
Abstract
The invention discloses a kind of external labeling type Water stop structures of active-passive integrated sealing for deformation joint, the side convex body to raise upward is equipped at the both ends of master tape body width direction, the integral middle of master tape body top surface is formed with boss, the two sides of boss are symmetrical arranged the convex capsule in middle part, inlet opening is provided on the lateral wall of the convex capsule in middle part, and the convex capsule water-swellable body in middle part is provided in the inner cavity of the convex capsule in middle part, the convex capsule in side is equipped between the convex capsule in middle part and ipsilateral side convex body, it is provided with inlet opening on the lateral wall of the convex capsule in side, and the convex capsule water-swellable body in side is set in the inner cavity of the convex capsule in side.The present invention is combined using active waterproof with passive waterproof, multi-way prevention water blockoff, and water plugging effect is good;Convex capsule end-on water expander has protection and effect of contraction, and water plugging effect can be improved;The present invention applies simple possible, can save construction cost, and construction quality is relatively easy to control, and by water blocking except structure outer profile, concrete structure durability is good.
Description
Technical field
The invention belongs to the waterproof technique fields of tunneling and underground engineering, specifically, in particular to a kind of for deforming
The external labeling type Water stop structure of the active-passive integrated sealing of seam.
Background technique
Currently, tunneling and underground engineering generally uses based on main structure body waterproof, with the thin portions structure such as construction joint and deformation joint
Make the principle that waterproof is attached most importance to.But due to construction and technological level, concrete shrinkage and creep and waterproof material and coagulation soil nature
Energy otherness etc., causes thin portion waterproof defect occur, and the thin portions percolating water such as construction joint and deformation joint becomes current tunnel and underground
Engineering engineering problem outstanding.Tunneling and underground engineering is mostly reinforced concrete structure, and underground water invades main structure body, causes steel
Muscle corrosion, concrete deterioration, Damage Structure durability, while tunneling and underground engineering normal operation is influenced, it will also result in operation
The increase of expense.And thin portion waterproof mostly uses based on active waterproof, the mode supplemented by passive waterproof, once active waterproof material and
Occur gap between concrete, groundwater seepage channel will be become.Therefore reinforcing thin portion waterproof becomes tunneling and underground engineering circle
Common recognition, passive waterproof also paid attention to.
Passive waterproof material mainly has a water-swellable water-stop glue and water-swellable article rubber water stop, but its be difficult to accurately to install,
In casting concrete vulnerable to damage, and under the multiple alternation of wetting and drying effect of underground water, multiple breathing easily causes colloid to crack
Or separated with concrete, using often resulting in structural percolating water after certain time limit.
Summary of the invention
In view of the above drawbacks of the prior art, technical problem to be solved by the invention is to provide one kind to be used for deformation joint
Active-passive integrated sealing external labeling type Water stop structure.
Technical solution of the present invention is as follows: a kind of external labeling type Water stop structure of the active-passive integrated sealing for deformation joint,
With master tape body, it is characterised in that: be equipped with the side convex body to raise upward, the side convex body at the both ends of the master tape body width direction
Length direction along master tape body extends, and the integral middle in master tape body top surface is formed with boss, length of the boss along master tape body
It spends direction to extend, and offers cavity in boss along its length, be symmetrical arranged the convex capsule in middle part in the two sides of the boss, in
The convex capsule in portion extends along the length direction of master tape body, and the convex capsule in middle part is linked together with master tape body and boss, outside the convex capsule in middle part
Be provided with inlet opening on side wall, and be provided with the convex capsule water-swellable body in middle part in the inner cavity of the convex capsule in middle part, at the middle part convex capsule with
The convex capsule in side is equipped between ipsilateral side convex body, the convex capsule in the side extends along the length direction of master tape body, the bottom of the convex capsule in side and master tape
The top surface of body is linked together, and is provided with inlet opening on the lateral wall of the convex capsule in side, and the convex capsule in side is arranged in the inner cavity of the convex capsule in side
Water-swellable body.
The present invention has waterstop master tape body, the convex capsule in middle part, the convex capsule in side and side convex body active waterproof, the convex capsule water-swellable in side
The multiple tracks measures of preventing water such as the convex capsule water-swellable body water-swellable sealing of the passive sealing of body water-swellable and middle part, using active waterproof
With the mode that passive waterproof combines, simple possible is not only applied, construction quality is relatively easy to control, and the side for passing through multi-way prevention
Water can effectively be got lodged in except main structure body, slow down the disadvantage of structural percolating water by formula.
The present invention has following three waterproof construction:
First is active water blockoff, and waterstop master tape body, the convex capsule in middle part, the convex capsule in side and side convex body are actively by water blocking in structure
Except.
Second is the convex passive sealing of capsule water-swellable body of the convex capsule in side and side, once first of active water blockoff of underground water breakthrough
Layer permeates to inside configuration, when water seepage flow capsule convex to side, by the convex intracapsular chamber of the side inlet opening Tu Nang approaching side, makes the convex capsule in side
Water-swellable body water-swellable, generates the powerful bulbs of pressure, and the convex capsule in side and concrete interface is closely connected, generates biggish water resistant
Pressure reaches passive water-stagnating effect.
Third road is the convex passive sealing of capsule water-swellable body of the convex capsule in middle part and middle part, once underground water breakthrough second is passive
Water-blocking layer is permeated to inside configuration, and when water seepage flow capsule convex to middle part, it is convex intracapsular to enter middle part by the convex capsule inlet opening in middle part
Chamber makes the convex capsule water-swellable body water-swellable in middle part, generates the powerful bulbs of pressure, and the convex capsule in middle part and concrete interface is close
Patch, generates biggish water pressure resistance, reaches passive water-stagnating effect.The convex capsule in middle part is set as semicircle, when the convex capsule in the middle part on both sides
When expander water-swellable, structure has position-limiting action to the convex capsule water-swellable body of the convex capsule in middle part and middle part, can further ensure that
The convex capsule in middle part and the closely connected compactness of concrete interface, the convex capsule in middle part always block the meet water sealing of side of deformation joint.
Water-swellable body is placed in corresponding convex capsule by the present invention, is not only convenient for factory's production, and product quality is easy to get to guarantor
Card, and water-swellable body easily guarantees the bulbs of pressure by the protection of convex capsule, and under convex capsule effect of contraction, improves waterproof effect.
The present invention applies simple possible, and a procedure realizes multi layer waterproof effect, saved construction cost, water-swellable body
Water-swellable does not injure master tape body ontology, and waterproof effect is easily guaranteed;Using multiple tracks water blockoff directly by water blocking in structure foreign steamer
Except exterior feature, concrete structure durability is good.
The cross section of the convex capsule in middle part is the semi-circular shape of arc top upward, and the cross section of the convex capsule water-swellable body in middle part is
The semicircle of arc top upward.The above structure had not only been convenient for middle part convex capsule water-swellable body injection middle part convex intracapsular, but also can slow down
The convex capsule in portion is squeezed out to deformation joint direction.
The outer profile of the cross section the side Tu Nang be it is "T"-shaped, the cross section of the convex capsule water-swellable body in side is rectangle.With
Upper structure had not only been convenient for side convex capsule water-swellable body injection side convex intracapsular, but also can enhance the stability of insertion concrete structure.
The height of the convex capsule in side is greater than the height of boss, and the height of boss is greater than the height of the convex capsule in middle part, the convex capsule in middle part
Height be greater than side convex body height.The above structure forms labyrinth type active water blockoff form, and water plugging effect is more significant.
It is pasted with isolation film on the lateral wall of the convex capsule of lateral wall and side of the convex capsule in the middle part, which will be right
The inlet opening on convex capsule is answered all to cover.Isolation film by moisture and the convex intracapsular corresponding water-swellable body in outside air every
From, can be avoided water-swellable body be not used before failure.
Preferably, the convex capsule water-swellable body in the middle part and the convex capsule water-swellable body in side are by the swollen material system of slowly water-swellable
At.
The utility model has the advantages that the present invention realizes waterstop master tape body, the convex capsule in middle part, the convex capsule in side and side convex body active water blockoff, side
The passive water blockoff of convex capsule water-swellable body water-swellable and the passive water blockoff of the convex capsule water-swellable body water-swellable in middle part, have reached multiple tracks
Water blockoff target, is combined using active waterproof with passive waterproof, multi-way prevention water blockoff, and water plugging effect is good;Convex capsule is to water-swellable
Body has protection and effect of contraction, and water plugging effect can be improved;The present invention applies simple possible, can save construction cost, construction quality
It is relatively easy to control, by water blocking except structure outer profile, concrete structure durability is good.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the invention.
Fig. 2 is usage state diagram of the invention.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples:
As shown in Figure 1 and Figure 2, the width direction that left and right directions as shown in the figure is master tape body 1 is defined, perpendicular to paper
Direction is the length direction of master tape body 1.Master tape body 1 is preferably by extrusion moulding, in one bodily form of both ends of 1 left and right directions of master tape body
At there is the side convex body 2 to raise upward, which extends along the length direction of master tape body 1, the front and back end of side convex body 2 and master tape
The corresponding end surface of body 1 is concordant, and the side convex body 2 of the right and left is symmetrical, and the cross section of side convex body 2 is preferably rectangle.
As shown in Figure 1 and Figure 2, the integral middle in 1 top surface of master tape body is formed with boss 3, and the top surface of boss 3 is preferably flat
Face, the boss 3 extend along the length direction of master tape body 1, and the front and back end of boss 3 is concordant with the corresponding end surface of master tape body 1, and boss
Cavity 3a is offered in 3 along its length, cavity 3a penetrates through the front/rear end of boss 3, and the shape of cavity 3a is according to practical need
It determines.
As shown in Figure 1 and Figure 2, the convex capsule 4 in middle part is symmetrical arranged in the left and right sides of boss 3, the convex capsule 4 in middle part closely boss 3,
The convex capsule 4 in the middle part extends along the length direction of master tape body 1, and the front and back end of the convex capsule 4 in middle part is concordant with the corresponding end surface of master tape body 1,
The convex capsule 4 in middle part is linked together with master tape body 1 and boss 3.The cross section of the convex capsule 4 in middle part is preferably the semi-circular shape of arc top upward,
The convex capsule water-swellable body 5 in compatible middle part therewith is set in the inner cavity of the convex capsule 4 in the middle part, i.e. the convex capsule water-swellable body 5 in middle part
Cross section be the semicircle of arc top upward, the convex capsule water-swellable body 5 in middle part is preferably made of the swollen material of slowly water-swellable.Middle part is convex
The side wall of capsule 4 towards side convex body 2 is lateral wall, and at least one is provided on the lateral wall of the convex capsule 4 in middle part and discharges into water hole, the convex capsule in middle part
Inlet opening on 4 arranges along the longitudinal direction, and the inner cavity of the convex capsule 4 in middle part is in communication with the outside by each inlet opening.At middle part, convex capsule 4 is outer
Isolation film 8 is pasted on side wall, which all covers the inlet opening on the convex capsule 4 in middle part.
As shown in Figure 1 and Figure 2, the convex capsule 6 in side, the side of the right and left are equipped between the convex capsule 4 in middle part and ipsilateral side convex body 2
Convex capsule 6 is symmetrical, and the convex capsule 6 in the side extends along the length direction of master tape body 1, the front and back end of the convex capsule 6 in side and the corresponding end of master tape body 1
Face is concordant, and the bottom of the convex capsule 6 in side and the top surface of master tape body 1 are linked together, and the height of the convex capsule 6 in side is greater than the height of boss 3, convex
The height of platform 3 is greater than the height of the convex capsule 4 in middle part, and the height of the convex capsule 4 in middle part is greater than the height of side convex body 2.Convex 6 cross section of capsule in side
Outer profile is preferably "T"-shaped, and the inside Formation cross-section of the convex capsule 6 in side is the inner cavity of rectangle, which penetrates through the front and back end of the convex capsule 6 in side
Face, and the convex capsule water-swellable body 7 in side that is adapted to therewith is equipped in the inner cavity of the convex capsule 6 in side, the convex capsule water-swellable body 7 in the side it is transversal
Face is rectangle, and the convex capsule water-swellable body 7 in side is made of the swollen material of slowly water-swellable.The side wall of the convex capsule 6 in side towards side convex body 2 is outside
Wall is provided at least one on the lateral wall of the convex capsule 6 in side and discharges into water hole, and the inlet opening on the convex capsule 6 in side arranges along the longitudinal direction, respectively into
The inner cavity of the convex capsule 6 in side is in communication with the outside by water hole.It is pasted with isolation film 8 on the lateral wall of the convex capsule 6 in side, the isolation film 8 is by side
It all covers inlet opening on convex capsule 6.
Working principle of the present invention is as follows:
Such as Fig. 2 and as shown in connection with fig. 1,9 be concrete in figure, and 10 be deformation joint, and top is land side, and lower section is to meet water
Side, the present invention tear the interface that concrete 9 is flush-mounted in after isolation film 8, and boss 3 blocks the latasuture mouth that meets water of deformation joint 10.
Water blocking except structure, is formed first by waterstop master tape body 1, the convex capsule 4 in middle part, the convex capsule 6 in side and 2 active of side convex body
Road waterproof.
The passive sealing of the convex capsule water-swellable body 7 of the convex capsule 6 in side and side is second waterproof.Once first of underground water breakthrough
Active water-blocking layer is permeated to inside configuration, when water seepage flow capsule 6 convex to side, by the convex capsule 6 of the side inlet opening Tu Nang approaching side
Chamber makes convex 7 water-swellable of capsule water-swellable body in side, generates the powerful bulbs of pressure, and the convex capsule 6 in side and concrete interface is closely connected,
Biggish water pressure resistance is generated, passive water-stagnating effect is reached.
The passive sealing of the convex capsule water-swellable body 5 of the convex capsule 4 in middle part and middle part is third road waterproof.Once underground water breakthrough
Two passive water-blocking layers are permeated to inside configuration, when water seepage flow capsule 4 convex to middle part, by the convex capsule inlet opening entrance in middle part
Convex 4 inner cavity of capsule in portion makes convex 5 water-swellable of capsule water-swellable body in middle part, generates the powerful bulbs of pressure, by the convex capsule 4 in middle part and mixes
Solidifying Soil Interface is closely connected, generates biggish water pressure resistance, reaches passive water-stagnating effect.
The preferred embodiment of the present invention has been described in detail above.It should be appreciated that those skilled in the art without
It needs creative work according to the present invention can conceive and makes many modifications and variations.Therefore, all technologies in the art
Personnel are available by logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea
Technical solution, all should be within the scope of protection determined by the claims.
Claims (5)
1. a kind of external labeling type Water stop structure of the active-passive integrated sealing for deformation joint has master tape body (1), feature exists
In: the side convex body (2) to raise upward is equipped at the both ends of master tape body (1) width direction, the side convex body (2) is along master tape body
(1) length direction extends, and the integral middle in master tape body (1) top surface is formed with boss (3), and boss (3) is along master tape body
(1) length direction extends, and offers cavity (3a) in boss (3) along its length, in the two sides pair of the boss (3)
Claim setting middle part convex capsule (4), the convex capsule in middle part (4) extends along the length direction of master tape body (1), the convex capsule in middle part (4) and master tape body (1)
And boss (3) is linked together, and inlet opening is provided on the lateral wall of the convex capsule in middle part (4), and set in the inner cavity of the convex capsule in middle part (4)
It is equipped with the convex capsule water-swellable body (5) in middle part, the convex capsule in side is equipped between the convex capsule in the middle part (4) and ipsilateral side convex body (2)
(6), the convex capsule in the side (6) extends along the length direction of master tape body (1), and the bottom of the convex capsule in side (6) and the top surface of master tape body (1) are linked as
Integrally, it is provided with inlet opening on the lateral wall of the convex capsule in side (6), and the convex capsule chance water in setting side is swollen in the inner cavity of the convex capsule in side (6)
Swollen body (7);Isolation film (8) are pasted on the lateral wall of the convex capsule of lateral wall and side (6) of the convex capsule in the middle part (4), it should
Isolation film (8) all covers the inlet opening on the convex capsule of correspondence.
2. the external labeling type Water stop structure for the active-passive integrated sealing of deformation joint, feature exist as described in claim 1
In: the cross section of the convex capsule in middle part (4) is the semi-circular shape of arc top upward, the cross section of the convex capsule water-swellable body (5) in middle part
For the semicircle of arc top upward.
3. the external labeling type Water stop structure for the active-passive integrated sealing of deformation joint, feature exist as described in claim 1
Be in: the outer profile of the convex capsule in side (6) cross section it is "T"-shaped, the cross section of the convex capsule water-swellable body (7) in side is rectangle.
4. the external labeling type Water stop structure of the active-passive integrated sealing for deformation joint as described in claims 1 or 2 or 3,
Be characterized in that: the height of the convex capsule in side (6) is greater than the height of boss (3), and the height of boss (3) is greater than the convex capsule in middle part (4)
Highly, the height of the convex capsule in middle part (4) is greater than the height of side convex body (2).
5. the external labeling type Water stop structure of the active-passive integrated sealing for deformation joint as described in claims 1 or 2 or 3,
Be characterized in that: the convex capsule water-swellable body (5) in the middle part and the convex capsule water-swellable body (7) in side are by the swollen material system of slowly water-swellable
At.
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CN201610490575.5A CN106013258B (en) | 2016-06-28 | 2016-06-28 | A kind of external labeling type Water stop structure of the active-passive integrated sealing for deformation joint |
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CN201610490575.5A CN106013258B (en) | 2016-06-28 | 2016-06-28 | A kind of external labeling type Water stop structure of the active-passive integrated sealing for deformation joint |
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CN106013258A CN106013258A (en) | 2016-10-12 |
CN106013258B true CN106013258B (en) | 2019-01-22 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106480787B (en) * | 2016-11-10 | 2018-03-06 | 中铁一局集团天津建设工程有限公司 | The seam construction of concrete railway board |
CN109681229B (en) * | 2018-12-30 | 2021-11-09 | 中国铁建股份有限公司 | Tunnel water stop assembly |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2712998Y (en) * | 2004-06-10 | 2005-07-27 | 衡水丰泽工程橡胶科技开发有限公司 | Slowly water-swellable rubber waterstop strip |
CN201581380U (en) * | 2009-12-31 | 2010-09-15 | 衡水大禹工程橡塑科技开发有限公司 | Externally bonded rubber waterstop |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2013201246B1 (en) * | 2013-03-04 | 2013-09-12 | Rubicon Research Pty Ltd | Seal for box culverts |
CN203559436U (en) * | 2013-10-16 | 2014-04-23 | 衡水中铁建工程橡胶有限责任公司 | Self-adhesive waterstop capable of stopping and draining water |
CN204023626U (en) * | 2014-07-10 | 2014-12-17 | 衡水中铁建工程橡胶有限责任公司 | A kind of waterstop |
CN205822271U (en) * | 2016-06-28 | 2016-12-21 | 中铁二院重庆勘察设计研究院有限责任公司 | External labeling type Water stop structure for the active-passive integrated sealing of movement joint |
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2016
- 2016-06-28 CN CN201610490575.5A patent/CN106013258B/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2712998Y (en) * | 2004-06-10 | 2005-07-27 | 衡水丰泽工程橡胶科技开发有限公司 | Slowly water-swellable rubber waterstop strip |
CN201581380U (en) * | 2009-12-31 | 2010-09-15 | 衡水大禹工程橡塑科技开发有限公司 | Externally bonded rubber waterstop |
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