CN106437786A - Water diversion type water-stop belt of tunnel 5 cm seismic joint - Google Patents
Water diversion type water-stop belt of tunnel 5 cm seismic joint Download PDFInfo
- Publication number
- CN106437786A CN106437786A CN201610916291.8A CN201610916291A CN106437786A CN 106437786 A CN106437786 A CN 106437786A CN 201610916291 A CN201610916291 A CN 201610916291A CN 106437786 A CN106437786 A CN 106437786A
- Authority
- CN
- China
- Prior art keywords
- tunnel
- deformation body
- water guide
- anchor body
- waterstop
- 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
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Classifications
-
- 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
-
- 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
- E21D11/383—Waterproofing; Heat insulating; Soundproofing; Electric insulating by applying waterproof flexible sheets; Means for fixing the sheets to the tunnel or cavity wall
Abstract
The invention belongs to the technical field of water-stop belts and discloses a water diversion type water-stop belt of a tunnel 5 cm seismic joint. The water diversion type water-stop belt is mainly and technically characterized by comprising anchoring bodies located on two sides and a deformation body located between the two anchoring bodies, anchoring fins are arranged on the side faces of the anchoring bodies, the deformation body is U-shaped, a connecting rubber plate for connecting the anchoring bodies on the two sides is arranged at the upper end of the deformation body, the upper surface of the connecting rubber plate and the upper surfaces of the anchoring bodies are located on the same horizontal plane, and a V-shaped groove is formed in the middle position close to the connecting rubber plate. In grouting process, concrete and other sundries are prevented from falling into the deformation body, accordingly the sundries are prevented from damaging the deformation body during deformation body shortening. Under the normal situation, the V-shaped groove can deform with the deformation body. During earthquake occurrence, the V-shaped groove breaks, accordingly the acting forces of the anchoring bodies and the anchoring fins are reduced, and the water-stop capability of the water-stop belt is protected.
Description
Technical field
The invention belongs to tunnel waterstop technical field, a kind of more particularly, to tunnel 5cm aseismatic joint water guide formula waterstop.
Background technology
Tunnel 5cm aseismatic joint water guide formula waterstop is one of commonly used material of concrete seam in tunnel construction,
It is arranged on tunnel double-lining periphery, covers on movement joint, be adapted to the thin tail sheep deformation of movement joint and do not lose water stopping function.
Tunnel 5cm aseismatic joint water guide formula waterstop includes tunnel 5cm aseismatic joint water guide formula back of the body patch waterstop and tunnel 5cm aseismatic joint water guide
Waterstop is buried in formula.
The waterstop using at present mainly has two kinds：First, including the anchor body positioned at both sides and being located at two anchorings
Deformation body between body, is provided with anchoring wing in the side of described anchor body, and deformation body is " U " type, in deformation originally
Body upper end is provided with the connection offset plate connecting both sides anchor body, and this connection offset plate upper surface and described anchor body upper surface exist
The stretcher strain of below 3cm on same horizontal plane, can be born, when deformation is more than 3cm, the connection offset plate of waterstop will be by
Tension-thining, simultaneously deformation body pulling force can be passed to anchor body, make anchor body tension-thining simultaneously, make waterstop with
Gap is produced, the water of tunnel internal can bypass waterstop along this gap, and drainage in tunnel, and this is also to stop between concrete
One of the reason water band lost efficacy；Second, being that waterstop deformed area is designed to U-type groove, a wide about 4mm is left on U-type groove
Gap, the presence in this gap can make the debris of tunnel internal fall into inside water stop U type groove, when waterstop occurs stretcher strain
When particularly evident, after debris fall into U-type groove inside, when waterstop occur compression when, waterstop can be broken by debris, makes to stop
Water band loses sealing effect.
In the high area of earthquake intensity, due to earthquake reason, cause geology soft, length of tunnel is very long, by this area
Tunnel will have very big deformation.During Tunnel Design, a plurality of width of segment design in tunnel total length is needed to reach the antidetonation of 5cm
Seam, the deformation that earthquake is caused tunnel is distributed in each aseismatic joint, for adapting to the deformation that earthquake causes.Due to aseismatic joint width
Degree reaches 5cm, and existing waterstop is no longer applicable.
Content of the invention
The problem to be solved in the present invention is exactly to provide that a kind of deflection is big, prevent debris from entering waterstop deformed area and water guide
The tunnel 5cm aseismatic joint water guide formula waterstop of structure.
For solving the above problems, the technical scheme that tunnel of the present invention 5cm aseismatic joint water guide formula waterstop adopts is：Including position
In anchor body and the deformation body being located between two anchor body of both sides, the side of described anchor body is provided with anchor
Gu wing, described deformation body is " U " type, and described deformation body upper end is provided with the connection offset plate connecting both sides anchor body,
Described connection offset plate centre position is being provided with " V " type groove.
Its additional technical feature is：
Keep at a certain distance away in described " V " type groove and be provided with infiltration slot apertures；
Described infiltration slot apertures is bar shaped, the equal length of interval and infiltration slot apertures between the seam between infiltration slot apertures；
The described thickness connecting offset plate is 2-4mm；
Described " V " type depth of groove is connect offset plate thickness 2/3；
Described anchoring wing is located at described anchor body both sides, and described anchor body two ends are provided with dovetail shaped termination, described anchor
Gu wing is the arrow shaped pointed to two ends；
This connection offset plate upper surface and described anchor body upper surface are on same horizontal plane.
Tunnel provided by the present invention 5cm aseismatic joint water guide formula waterstop compared with prior art, has advantages below：Its
One, due to including the anchor body positioned at both sides and the deformation body being located between two anchor body, in described anchor body
Both sides be provided with anchoring wing, described deformation body be " U " type, described deformation body upper end be provided with connection both sides anchoring this
The connection offset plate of body, this connection offset plate upper surface and described anchor body upper surface on same horizontal plane, near described
Connect offset plate centre position and be provided with " V " type groove, during installation, anchoring wing is cast in concrete, in casting process, keeps away
Exempt from the debris such as concrete and fallen to deforming this in vivo, thus avoiding when deforming body shortening, debris have pressed against badly deformation body, make
The generation of the problems such as become deformation body leak, extends the service life of waterstop；Under normal circumstances, " V " type groove is permissible
Deform with deformation body, when earthquake occurs, " V " type groove ruptures, thus reducing to anchor body and anchoring wing
Active force, the sealing ability of protection waterstop；Second, being provided with infiltration due to keeping at a certain distance away in described " V " type groove
Slot apertures, tunnel periphery water can flow into deformation from infiltration slot apertures, and this is internal, from deformation, this internal is derived, it is to avoid peripheral water
Infiltration；Third, because described infiltration slot apertures is bar shaped, the equal length of interval and infiltration slot apertures between the seam between infiltration slot apertures,
Under normal circumstances, force-extension infiltration slot apertures can deform, and tensile elongation increases further, and range of application is wider；Fourth, by
It is 2-4mm in the described thickness connecting offset plate, connects offset plate and there is some strength, it is to avoid the debris such as concrete fall into；Fifth,
Because described " V " type depth of groove is connect offset plate thickness 2/3, there is some strength, in the case of being stretched active force
Produce certain deformation, tensile elongation increases, and can easily break in " V " type groove when there is earthquake, thus
Reduce the active force to anchor body and anchoring wing, the sealing ability of protection waterstop；Sixth, because described anchoring wing is located at institute
State anchor body both sides, described anchor body two ends are provided with dovetail shaped termination, described anchoring wing is the arrow pointing to two ends
Head, after the termination of causing anchor body excessive because of pulling force bounces back, in the case of external force revocation, anchor body can be restored,
Avoid and cause because pulling force is excessive to produce gap between the termination of anchor body and concrete, cause waterstop leak；Equally exist
After external force revocation, anchoring wing can also recover former state under self-acting power, it is to avoid produce between anchoring wing and concrete and stitch
Gap, causes waterstop leak；Sixth, because this connection offset plate upper surface and described anchor body upper surface are in same horizontal plane
On, it is to avoid debris accumulations.
Brief description
Fig. 1 is the structural representation of tunnel of the present invention 5cm aseismatic joint water guide formula back of the body patch waterstop；
Fig. 2 is the enlarged drawing of " V " type groove in Fig. 1；
Fig. 3 is the top view that in Fig. 1, " V " type groove amplifies；
Fig. 4 is the structural representation burying waterstop in tunnel of the present invention 5cm aseismatic joint water guide formula；
Fig. 5 is the top view that in Fig. 4, " V " type groove amplifies.
Specific embodiment
With reference to the accompanying drawings and detailed description to the structure of tunnel of the present invention 5cm aseismatic joint water guide formula waterstop with make
It is described in further details with principle.
As shown in Figure 1, Figure 2 and Figure 3, it is the structural representation that the tunnel 5cm aseismatic joint water guide formula back of the body pastes waterstop, including position
In anchor body 1 and the deformation body 2 being located between two anchor body 1 of both sides, the side of anchor body 1 is provided with anchor
Gu wing 3, deformation body 2 is " U " type, deformation body 2 upper end is provided with the connection offset plate 4 connecting both sides anchor body 1, is leaning on
Nearly offset plate 4 centre position that connects is provided with " V " type groove 5.During installation, anchoring wing 3 is cast in concrete, in casting process
In, thus avoiding when deforming body 2 shortening, debris press against bad deformation body 2, cause sending out of the problems such as deforming body 2 leak
Raw, extend the service life of waterstop.Under normal circumstances, " V " type groove 5 can deform with deformation body 2, on ground
When shaking generation, rupturing at " V " type groove 5, thus reducing the active force to anchor body 1 and anchoring wing 3, protecting stopping of waterstop
Outlet capacity.
Keep at a certain distance away in " V " type groove 5 and be provided with infiltration slot apertures 6, tunnel periphery water can be from infiltration slot apertures 6
Flow in deformation body 2, derivation in deformation body 2, it is to avoid the infiltration of peripheral water.
Infiltration slot apertures 6 is bar shaped, and the equal length of interval 7 and infiltration slot apertures 6 between the seam between infiltration slot apertures 6, normal
In the case of, force-extension infiltration slot apertures 6 can deform, and tensile elongation increases further, and range of application is wider, occurs in earthquake
When, due to there being the presence of infiltration slot apertures 6, between seam, interval 7 is easy to be pulled off, thus reducing to anchor body 1 and anchoring wing 3
Active force, protection waterstop sealing ability.
The thickness connecting offset plate 4 is 2-4mm, connects offset plate 4 and has some strength, it is to avoid the debris such as concrete fall into.
" V " type groove 5 depth is connect offset plate 4 thickness 2/3, has some strength, is being stretched active force situation
Lower generation necessarily deforms, and tensile elongation increases, and can easily break at " V " type groove 5 when there is earthquake, from
And reduce the active force to anchor body and anchoring wing, the sealing ability of protection waterstop.
As shown in Figure 4 and Figure 5, when tunnel 5cm aseismatic joint water guide formula waterstop is middle buried water stop, anchoring wing 3 is located at
The both sides of anchor body 1, the architecture that remaining structure carries on the back patch waterstop with tunnel 5cm aseismatic joint water guide formula is identical, in anchoring
Body 1 two ends are provided with dovetail shaped termination 8, and anchoring wing 3 is the arrow shaped pointed to two ends, are causing anchoring because pulling force is excessive originally
After the termination retraction of body 1, in the case of external force revocation, anchor body 1 can be restored, it is to avoid causes because pulling force is excessive to anchor
Produce gap between the termination of body and concrete, cause waterstop leak；After the same revocation in external force, anchoring wing can also be
Recover former state, it is to avoid produce gap between anchoring wing and concrete, cause waterstop leak under self-acting power.
Connect offset plate 4 upper surface and anchor body 1 upper surface on same horizontal plane, it is to avoid debris accumulations.
Protection scope of the present invention is not limited solely to above-described embodiment, as long as structure and tunnel of the present invention 5cm aseismatic joint
Water guide formula Water stop structure is identical, just falls in the scope of protection of the invention.
Claims (7)
1. tunnel 5cm aseismatic joint water guide formula waterstop it is characterised in that：Including the anchor body positioned at both sides with positioned at two anchors
Consolidate the deformation body between body, the side of described anchor body is provided with anchoring wing, described deformation body is " U " type,
Described deformation body upper end is provided with the connection offset plate connecting both sides anchor body, is installing near described connection offset plate interposition
It is equipped with " V " type groove.
2. tunnel according to claim 1 5cm aseismatic joint water guide formula waterstop it is characterised in that：In described " V " type groove
Inside keep at a certain distance away and be provided with infiltration slot apertures.
3. tunnel according to claim 2 5cm aseismatic joint water guide formula waterstop it is characterised in that：Described infiltration slot apertures be
Bar shaped, the equal length of interval and infiltration slot apertures between the seam between infiltration slot apertures.
4. tunnel according to claim 1 5cm aseismatic joint water guide formula waterstop it is characterised in that：Described connection offset plate
Thickness is 2-4mm.
5. tunnel according to claim 1 5cm aseismatic joint water guide formula waterstop it is characterised in that：Described " V " type groove is deep
Spend 2/3 for connection offset plate thickness.
6. tunnel according to claim 1 5cm aseismatic joint water guide formula waterstop it is characterised in that：Described anchoring wing is located at
Described anchor body both sides, are provided with dovetail shaped termination at described anchor body two ends, and described anchoring wing is to point to two ends
Arrow shaped.
7. tunnel according to claim 1 5cm aseismatic joint water guide formula waterstop it is characterised in that：On described connection offset plate
Surface and described anchor body upper surface are on same horizontal plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610916291.8A CN106437786A (en) | 2016-10-21 | 2016-10-21 | Water diversion type water-stop belt of tunnel 5 cm seismic joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610916291.8A CN106437786A (en) | 2016-10-21 | 2016-10-21 | Water diversion type water-stop belt of tunnel 5 cm seismic joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106437786A true CN106437786A (en) | 2017-02-22 |
Family
ID=58176710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610916291.8A Pending CN106437786A (en) | 2016-10-21 | 2016-10-21 | Water diversion type water-stop belt of tunnel 5 cm seismic joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106437786A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106812545A (en) * | 2017-03-06 | 2017-06-09 | 北京交通大学 | A kind of tunnel aseismatic joint water guide formula waterstop |
| IT201900012477A1 (en) * | 2019-07-22 | 2021-01-22 | Mapei Spa | PROCEDURE FOR SEALING JOINTS BETWEEN PREFABRICATED SEGMENTS OR SIMILAR CONSTRUCTION ELEMENTS, IN PARTICULAR IN THE CONSTRUCTION OF TUNNELS AND TUNNELS, AND CORRESPONDING SYSTEM AND SEALING STRIP |
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| CN2446192Y (en) * | 2000-09-27 | 2001-09-05 | 全日升工程有限公司 | Protecting structure of waterstop |
| CN2487778Y (en) * | 2001-02-06 | 2002-04-24 | 齐胜利 | Covered orthogonal corrugation waterstop |
| CN202416594U (en) * | 2012-02-02 | 2012-09-05 | 河北宝源工程橡塑有限公司 | Rubber water stop with steel sides |
| CN203161259U (en) * | 2013-03-28 | 2013-08-28 | 上海大学 | Buried-in type rubber water-stop belt of double-layer waterproof structure and construction-joint water drainage structure formed by buried-in type rubber water-stop belt |
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| CN203161259U (en) * | 2013-03-28 | 2013-08-28 | 上海大学 | Buried-in type rubber water-stop belt of double-layer waterproof structure and construction-joint water drainage structure formed by buried-in type rubber water-stop belt |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106812545A (en) * | 2017-03-06 | 2017-06-09 | 北京交通大学 | A kind of tunnel aseismatic joint water guide formula waterstop |
| IT201900012477A1 (en) * | 2019-07-22 | 2021-01-22 | Mapei Spa | PROCEDURE FOR SEALING JOINTS BETWEEN PREFABRICATED SEGMENTS OR SIMILAR CONSTRUCTION ELEMENTS, IN PARTICULAR IN THE CONSTRUCTION OF TUNNELS AND TUNNELS, AND CORRESPONDING SYSTEM AND SEALING STRIP |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 053000 rubber and plastics Road 15, north industrial base, Hengshui Economic Development Zone, Hebei Applicant after: Feng Ze intelligent equipment Limited by Share Ltd Address before: 053000 rubber and plastics Road 15, north industrial base, Hengshui Economic Development Zone, Hebei Applicant before: Fengze Engineering Rubber S&T Devel Opment Co., Ltd. |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170222 |