CN106149762A - A kind of middle buried water stop structure of the active-passive integrated sealing for construction joint - Google Patents

A kind of middle buried water stop structure of the active-passive integrated sealing for construction joint Download PDF

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Publication number
CN106149762A
CN106149762A CN201610485549.3A CN201610485549A CN106149762A CN 106149762 A CN106149762 A CN 106149762A CN 201610485549 A CN201610485549 A CN 201610485549A CN 106149762 A CN106149762 A CN 106149762A
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CN
China
Prior art keywords
water
convex capsule
master tape
capsule
convex
Prior art date
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
CN201610485549.3A
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Chinese (zh)
Inventor
李海军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Railway Eryuan Engineering Group Co Ltd CREEC
CREEC Chongqing Survey Design and Research Co Ltd
Original Assignee
CREEC Chongqing Survey Design and Research Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CREEC Chongqing Survey Design and Research Co Ltd filed Critical CREEC Chongqing Survey Design and Research Co Ltd
Priority to CN201610485549.3A priority Critical patent/CN106149762A/en
Publication of CN106149762A publication Critical patent/CN106149762A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00Independent underground or underwater structures; Retaining walls
    • E02D29/16Arrangement or construction of joints in foundation structures
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D31/00Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
    • E02D31/02Protective 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
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/38Waterproofing; Heat insulating; Soundproofing; Electric insulating

Abstract

The invention discloses the middle buried water stop structure of a kind of active-passive integrated sealing for construction joint, integral middle at master tape body end face is formed with the convex capsule in the middle part raised up, the top of the convex capsule in middle part is provided with opening or has inlet opening, and the inner chamber of the convex capsule in middle part is provided with the most suitable convex capsule water-swellable body, be provided with side boss at the two ends of master tape body width, the outside of two avris boss is all fixedly installed metal spacer.Present invention achieves waterstop master tape body, the convex capsule in middle part and metal spacer actively water blockoff, the water-swellable passive water blockoff of body water-swellable in the convex capsule in middle part, has reached multiple tracks water blockoff target, and employing is the most waterproof to combine with the most waterproof, multi-way prevention water blockoff, water plugging effect is good;Convex capsule end-on water expander is protected and effect of contraction at middle part, can improve water plugging effect;The present invention applies simple possible, can save construction cost, and construction quality is relatively easy to control, and by water blocking outside inflow side, concrete structure durability is good.

Description

A kind of middle buried water stop structure of the active-passive integrated sealing for construction joint
Technical field
The invention belongs to the waterproof technique field of tunneling and underground engineering, specifically, be used for constructing particularly to one The middle buried water stop structure of the active-passive integrated sealing of seam.
Background technology
At present, it is main that tunneling and underground engineering typically uses main structure body waterproof, with the thin portion such as movement joint and construction joint structure Make the waterproof principle attached most importance to.But due to construction and technological level, concrete shrinkage and creep and waterproof material and coagulation soil nature Can diversity etc., cause that thin portion is waterproof defect occurs, the thin portion such as movement joint and construction joint percolating water becomes current tunnel and underground The engineering problem that engineering is prominent.Tunneling and underground engineering mostly is reinforced concrete structure, and subsoil water invades main structure body, causes steel Muscle corrosion, concrete deterioration, Damage Structure durability, affect tunneling and underground engineering normal operation simultaneously, will also result in operation The increase of expense.And thin portion is waterproof, and that to use the most waterproof be main is more, the most waterproof is auxiliary pattern, once actively waterproof material and Gap occurs between concrete, groundwater infiltration passage will be become.Therefore strengthen that thin portion is waterproof becomes tunneling and underground engineering circle Common recognition, the most waterproof have also been obtained attention.
Summary of the invention
Because the drawbacks described above of prior art, the technical problem to be solved is to provide a kind of for construction joint The middle buried water stop structure of active-passive integrated sealing.
Technical solution of the present invention is as follows: the middle buried water stop structure of a kind of active-passive integrated sealing for construction joint, There is master tape body, it is characterised in that: the integral middle at described master tape body end face is formed with the convex capsule in the middle part raised up, middle part Convex capsule extends along the length direction of master tape body, and the top of the convex capsule in middle part is provided with opening or has inlet opening, and the convex capsule in middle part is interior Chamber is provided with the most suitable convex capsule water-swellable body, is provided with side at the two ends of described master tape body width convex Platform, this side boss extends along the length direction of master tape body, is all fixedly installed metal spacer in the outside of two avris boss, should Metal spacer extends along the length direction of master tape body.
It is the most waterproof that the present invention has waterstop master tape body, the convex capsule in middle part and metal spacer, the chance water in the convex capsule in middle part The multiple tracks measures of preventing water such as the expander passive sealing of water-swellable, use the actively waterproof and the most waterproof mode combined, not only Applying simple possible, construction quality is relatively easy to control, and by the way of multi-way prevention, water can effectively get lodged in inflow side, Slow down the disadvantage of structural percolating water.
The present invention has a following twice waterproof construction:
First is actively water blockoff, waterstop master tape body, the convex capsule in middle part and metal spacer actively by water blocking in inflow side.
Second is the passive sealing of water-swellable body in the convex capsule in middle part, and once the water yield is relatively big, and subsoil water is to inside configuration Infiltration, will make the water-swellable body in the convex capsule in middle part by convex capsule inner chamber in the middle part of the inlet opening on the convex capsule in middle part or opening entrance Water-swellable, produces the powerful bulbs of pressure, by closely connected to convex for middle part capsule and concrete interface, produce bigger water pressure resistance, reaches To passive stagnant water effect.
Water-swellable body is placed in the convex capsule in middle part by the present invention, is not only convenient for factory and makes, and product quality is easily guaranteed, And water-swellable body is protected by the convex capsule in middle part, and under the convex capsule effect of contraction of middle part, easily ensure the bulbs of pressure, improve waterproof Effect.
The present invention applies simple possible, and one procedure realizes multi layer waterproof effect, has saved construction cost, water-swellable body Water-swellable does not injure master tape body body, and waterproof effect is easily guaranteed;Use multiple tracks water blockoff directly by water blocking in inflow side, mixed Xtah Crude Clay structure good endurance.
Metal spacer outside the boss of side is unlikely to deform in concrete, and locating effect is notable, it is possible to make the present invention exist In concrete fixed.Side boss protrudes from the upper and lower surface of master tape body, while waterproof, also has the effect of location, with Prevent the present invention from being pulled from concrete.
The convex capsule in described middle part be notch in upper rectangular through slot, and the upper end of convex capsule both sides, middle part sidewall is towards relative side To horizontal flange.The on the one hand moulding of above structure is simple, it is easy to processing and fabricating, the effect of passive sealing is notable;On the other hand, in Portion's convex capsule water-swellable body is readily injected into the convex capsule in middle part, and middle part convex capsule water-swellable body is limited by middle part convex capsule notch flange System, will not upwards get loose.
The heart that outline is accumbency of described side boss cross section, the big rostral of side boss is linked as with the end of master tape body Integrally, the inward flange of metal spacer is sandwiched fixing by the little rostral of side boss.The on the one hand side boss moulding of above structure is simple, Stock utilization is high;On the other hand, side boss is big with metal spacer contact area, fixed, will not fall off.
End face at the convex capsule in described middle part is pasted with isolating membrane, and this isolating membrane is by complete to the inlet opening on convex for middle part capsule or opening Portion covers.Isolating membrane is by the moisture in outside air and the water-swellable body isolation in the convex capsule in middle part, it is possible to avoid water-swellable Body does not uses front inefficacy.
As preferably, described water-swellable body is made up of the swollen material of slowly water-swellable.
Beneficial effect: present invention achieves waterstop master tape body, the convex capsule in middle part and metal spacer actively water blockoff, middle part is convex The water-swellable passive water blockoff of body water-swellable in capsule, has reached multiple tracks water blockoff target, uses the most waterproof and passive anti-aqueous phase In conjunction with, multi-way prevention water blockoff, water plugging effect is good;Convex capsule end-on water expander is protected and effect of contraction at middle part, can improve water blockoff Effect;The present invention applies simple possible, can save construction cost, and construction quality is relatively easy to control, by water blocking outside inflow side, and coagulation Soil structure good endurance.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the invention.
Fig. 2 is the use state diagram of the present invention.
Detailed description of the invention
The invention will be further described with embodiment below in conjunction with the accompanying drawings:
As shown in Figure 1 and Figure 2, define the width that left and right directions as depicted is master tape body 1, be perpendicular to paper Direction is the length direction of master tape body 1.Master tape body 1 is preferably by extrusion moulding, and the integral middle at master tape body 1 end face is formed The convex capsule in middle part 3 raised up, the convex capsule in middle part 3 extends along the length direction of master tape body 1, end and master tape before and after the convex capsule in middle part 3 The corresponding end face of body 1 is concordant.At middle part, the top of convex capsule 3 is provided with opening or has inlet opening, in the present embodiment, and the convex capsule in middle part 3 Preferably notch is in upper rectangular through slot, and the upper end of convex capsule 3 both sides, middle part sidewall is towards the relative horizontal flange in direction.In The inner chamber of the convex capsule in portion 3 is provided with the most suitable middle part convex capsule water-swellable body 4, the horizontal stroke of middle part convex capsule water-swellable body 4 Cross section is rectangle, and in the middle part of this, convex capsule water-swellable body 4 is preferably made up of the swollen material of slowly water-swellable.On the end face of the convex capsule in middle part 3 Being pasted with isolating membrane 6, opening or the inlet opening at convex for middle part capsule 3 top are all covered by this isolating membrane 6.
As shown in Figure 1 and Figure 2, being all formed with side boss 2 at the two ends, left and right of master tape body 1, this side boss 2 is along master tape The length direction of body 1 extends, and the side boss 2 of the right and left is symmetrical.The outline of side boss 2 cross section is preferably the heart of accumbency Shape, the big rostral of side boss 2 is connected as a single entity with the end of master tape body 1, and the major part pleurapophysis of side boss 2 is for the top of master tape body 1 Face and bottom surface.Being provided with metal spacer 7 in the outside of two avris boss 2, this metal spacer 7 is along the length of master tape body 1 Direction extends, and the metal spacer 7 of the right and left is symmetrical.Metal spacer 7 can be made up of aluminium alloy, it is also possible to by other The metal material being suitable for is made, and the inward flange of metal spacer 7 is sandwiched fixing by the little rostral of side boss 2.
The operation principle of the present invention is as follows:
Such as Fig. 2 and combine shown in Fig. 1, in figure, 7 is concrete, and 8 is construction joint, is arranged above the side that meets water, and lower section is land side. The present invention is embedded in concrete seven after tearing isolating membrane 6.
Water blocking in inflow side, is formed first and prevents by waterstop master tape body 1, the convex capsule in middle part 3 and metal spacer 5 active Water.
The passive sealing of water-swellable body 4 in the convex capsule 3 in middle part and the convex capsule in middle part 3, waterproof for second.Once the water yield is relatively Greatly, subsoil water permeates to inside configuration, will enter its inner chamber by the inlet opening on the convex capsule in middle part 3 or opening, makes the convex capsule 3 in middle part Interior water-swellable body 4 water-swellable, produces the powerful bulbs of pressure, by closely connected to side boss 2 and concrete interface, produces bigger Water pressure resistance, reach passive stagnant water effect.
The preferred embodiment of the present invention described in detail above.Should be appreciated that those of ordinary skill in the art without Need creative work just can make many modifications and variations according to the design of the present invention.Therefore, all technology in the art Personnel are available by logical analysis, reasoning, or a limited experiment the most on the basis of existing technology Technical scheme, all should be in the protection domain being defined in the patent claims.

Claims (5)

1. being used for a middle buried water stop structure for the active-passive integrated sealing of construction joint, have master tape body (1), its feature exists In: the integral middle at described master tape body (1) end face is formed with the convex capsule in the middle part raised up (3), and the convex capsule in middle part (3) is along master tape The length direction of body (1) extends, and the top at the convex capsule in middle part (3) is provided with opening or has inlet opening, and the inner chamber at the convex capsule in middle part (3) In be provided with the most suitable convex capsule water-swellable body (4), be provided with side at the two ends of described master tape body (1) width Boss (2), this side boss (2) extends along the length direction of master tape body (1), is all fixedly installed in the outside of two avris boss (2) Having metal spacer (5), this metal spacer (5) extends along the length direction of master tape body (1).
2. the middle buried water stop structure of the active-passive integrated sealing for construction joint as claimed in claim 1, its feature exists In: the convex capsule in described middle part (3) be notch in upper rectangular through slot, and the upper end of convex capsule (3) both sides, middle part sidewall is towards relative The horizontal flange in direction.
3. the middle buried water stop structure of the active-passive integrated sealing for construction joint as claimed in claim 1, its feature exists In: the end of the heart that outline is accumbency of described side boss (2) cross section, the big rostral of side boss (2) and master tape body (1) Being connected as a single entity, the inward flange of metal spacer (5) is sandwiched fixing by the little rostral of side boss (2).
4. the middle buried water stop structure of the active-passive integrated sealing for construction joint as described in claim 1 or 2 or 3, its Being characterised by: the end face at the convex capsule in described middle part (3) is pasted with isolating membrane (6), this isolating membrane (6) is by convex for middle part capsule (3) Inlet opening or opening are all covered.
5. the middle buried water stop structure of the active-passive integrated sealing for construction joint as claimed in claim 1, its feature exists In: described water-swellable body (4) is made up of the swollen material of slowly water-swellable.
CN201610485549.3A 2016-06-28 2016-06-28 A kind of middle buried water stop structure of the active-passive integrated sealing for construction joint Pending CN106149762A (en)

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Application Number Priority Date Filing Date Title
CN201610485549.3A CN106149762A (en) 2016-06-28 2016-06-28 A kind of middle buried water stop structure of the active-passive integrated sealing for construction joint

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CN201610485549.3A CN106149762A (en) 2016-06-28 2016-06-28 A kind of middle buried water stop structure of the active-passive integrated sealing for construction joint

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111593768A (en) * 2020-03-30 2020-08-28 中国一冶集团有限公司 Rubber water stop for pipe gallery deformation joint and construction method thereof

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3968611A (en) * 1973-09-20 1976-07-13 International B. F. Goodrich-Europe B.V. Dilation joint strip
US4041665A (en) * 1975-11-22 1977-08-16 Vredestein N.V. Injection sealable waterstop and method of installing same
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
CN201176640Y (en) * 2008-04-05 2009-01-07 衡水中铁建工程橡胶有限责任公司 Grouting type expansion steel edge water-stop meet with water
KR100934283B1 (en) * 2007-08-09 2009-12-28 김기철 Expansion joint waterproofing and waterproofing method of concrete structure using expansion joint member
CN201473976U (en) * 2009-07-31 2010-05-19 江苏扬州合力橡胶制品有限公司 Inflatable section steel edge high-intensity rubber water stop capable of mud-injecting
CN203939010U (en) * 2014-07-21 2014-11-12 衡水中铁建工程橡胶有限责任公司 A kind of steel limit self-adhering rubber waterstop
CN204898740U (en) * 2015-03-24 2015-12-23 上海市政工程设计研究总院(集团)有限公司 In bury formula waterstop
CN205822272U (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 Middle buried water stop structure for the active-passive integrated sealing of construction joint

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3968611A (en) * 1973-09-20 1976-07-13 International B. F. Goodrich-Europe B.V. Dilation joint strip
US4041665A (en) * 1975-11-22 1977-08-16 Vredestein N.V. Injection sealable waterstop and method of installing same
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
KR100934283B1 (en) * 2007-08-09 2009-12-28 김기철 Expansion joint waterproofing and waterproofing method of concrete structure using expansion joint member
CN201176640Y (en) * 2008-04-05 2009-01-07 衡水中铁建工程橡胶有限责任公司 Grouting type expansion steel edge water-stop meet with water
CN201473976U (en) * 2009-07-31 2010-05-19 江苏扬州合力橡胶制品有限公司 Inflatable section steel edge high-intensity rubber water stop capable of mud-injecting
CN203939010U (en) * 2014-07-21 2014-11-12 衡水中铁建工程橡胶有限责任公司 A kind of steel limit self-adhering rubber waterstop
CN204898740U (en) * 2015-03-24 2015-12-23 上海市政工程设计研究总院(集团)有限公司 In bury formula waterstop
CN205822272U (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 Middle buried water stop structure for the active-passive integrated sealing of construction joint

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111593768A (en) * 2020-03-30 2020-08-28 中国一冶集团有限公司 Rubber water stop for pipe gallery deformation joint and construction method thereof
CN111593768B (en) * 2020-03-30 2022-01-25 中国一冶集团有限公司 Rubber water stop for pipe gallery deformation joint and construction method thereof

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Application publication date: 20161123