CN207776886U - A kind of novel self elastic water-proof strip - Google Patents
A kind of novel self elastic water-proof strip Download PDFInfo
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- CN207776886U CN207776886U CN201721832467.8U CN201721832467U CN207776886U CN 207776886 U CN207776886 U CN 207776886U CN 201721832467 U CN201721832467 U CN 201721832467U CN 207776886 U CN207776886 U CN 207776886U
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- self
- glue layer
- adhesive glue
- elastic
- band body
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Abstract
The utility model belongs to waterstop technical field, is concretely related to a kind of novel self elastic water-proof strip.Its main technical schemes：Including elastic waterstop band body, the central axes both sides of the elastic waterstop band body have function sealing rod, it is characterised in that：The first self-adhesive glue layer and the second self-adhesive glue layer is respectively set in the upper and lower surface of elastic waterstop band body positioned at function sealing rod side, there are multiple equally distributed permeability holes along the arrangement of elastic waterstop band body central axes, first self-adhesive glue layer and the second self-adhesive glue layer are connected with each other by the permeability hole on the elastic waterstop band body between first self-adhesive glue layer and the second self-adhesive glue layer.The tack elastic water-proof strip has the characteristics that structure optimization, strong with construction joint, deformation joint cementitiousness.
Description
Technical field
The utility model belongs to waterstop technical field, is concretely related to a kind of novel self elastic water-proof strip.
Background technology
Waterstop, mainly rubber fastening band are arranged in constructing tunnel concreting process in deformation joint, construction joint
Foundation engineering that is interior, being integrally formed with concrete structure forms a complete waterproof layer.Due to rubber have high resiliency,
Flexible deformation may be implemented under various load in the characteristics of compressive deformation, therefore, construction joint, deformation joint, to play
Imitate the effect of robust sealed.
The waterproof effect of rubber fastening band depends on the adhesive effect of waterstop and concrete, the waterstop stress the case where
Under be susceptible to breakpoint, around the problem of oozing, meanwhile, after concrete dry solidification generate contraction, lead to the bonding of rubber fastening band
Penetrating passage is generated between layer and concrete, makes the big heavy discount of the water-proof function of waterstop, and it is hidden for constructing tunnel to leave safety
Suffer from.
Occur modified asphalt waterproof self-adhesion water stop band and macromolecule water-proof self-adhesion waterstop at present, but these are certainly
The sizing material base material of viscous waterstop is easy to tearing in actual use, heat resistance, Low temperature-resistanflexible flexible, chemical resistance and
Elastic plastics characteristic is all weaker, therefore the service life used is very short, causes bonding force between tack waterstop and concrete interface can be anxious
Play declines.
Utility model content
The purpose of this utility model be just to provide a kind of structure optimization, with strong novel of construction joint, deformation joint cementitiousness
Tack elastic water-proof strip.
To achieve the above object, technical solution used by the utility model is：
A kind of novel self elastic water-proof strip, including elastic waterstop band body, the axis of the elastic waterstop band body
Line both sides have function sealing rod, it is characterised in that：On the elastic waterstop band body of function sealing rod side,
The first self-adhesive glue layer and the second self-adhesive glue layer is respectively set in lower surface, be located at first self-adhesive glue layer and the second self-adhesive glue layer it
Between the elastic waterstop band body on there are multiple equally distributed oozing along the arrangement of elastic waterstop band body central axes
Open-work, first self-adhesive glue layer and the second self-adhesive glue layer are connected with each other by the permeability hole.
The additional technical feature for constituting a kind of above-mentioned novel self elastic water-proof strip further includes：
--- the diameter of the permeability hole in 0.5mm between 2.5mm, first self-adhesive glue layer and the second self-adhesive glue layer
Thickness in 1mm between 2mm；
--- the upper and lower table of elastic waterstop band body between first self-adhesive glue layer and the second self-adhesive glue layer
It is the arc-shaped convex grain of convex ribs or dome shape, the convex ribs or convex grain and the permeability hole interlaced arrangement that face, which has section,；
--- the diameter of the convex ribs or convex grain 3 between 15mm, the height of the convex ribs or convex grain 1 to 5mm it
Between；
--- the elastic waterstop band body is rubber or ethylene-vinyl acetate copolymer；First self-adhesive glue layer and
Second self-adhesive glue layer is butyl rubber adhesive, and the butyl rubber adhesive is by 25 to 50 parts of butyl rubber matrix, reinforcing agent
2.5 to 15 parts, 18 to 40 parts of chlorocosanes, 10 to 20 parts of carbonic acid fine particle calcium carbonate, 10 to 30 parts of butadiene rubber, 1 to 3 part of anti-aging agent,
1 to 2 part of vulcanizing agent is added in mixer, at 160 DEG C or less through being uniformly mixed.
A kind of novel self elastic water-proof strip provided by the utility model compared with prior art, has following excellent
Point：First, since the tack elastic water-proof strip is on the upper and lower surface of elastic waterstop band body positioned at its function sealing rod side
The first self-adhesive glue layer and the second self-adhesive glue layer is respectively set, the elasticity between the first self-adhesive glue layer and the second self-adhesive glue layer is stopped
On water band body have it is multiple along elastic waterstop band body central axes arrangement equally distributed permeability holes, the first self-adhesive glue layer and
Second self-adhesive glue layer is connected with each other by permeability hole, and the structure-integrated degree of self bonding layer of elastic water-proof strip is more preferable, makes elasticity
Waterstop it is Nian Jie with the concrete structure of construction joint more securely, have the characteristics that structure optimization；Second, due to being located at first certainly
It is arc-shaped convex ribs or spherical surface that the upper and lower surface of elastic waterstop band body between adhesive-layer and the second self-adhesive glue layer, which has section,
The convex grain of shape, convex ribs or convex grain and permeability hole interlaced arrangement, convex ribs or convex kernel structure can effectively increase self-adhesive glue layer and elasticity
The bond area of waterstop enhances self bonding effect, has the characteristics that bonding is secured；Third, since convex ribs or convex grain are arranged
On elastic waterstop band body, when construction joint is deformed by load or concrete structure drying is shunk, convex ribs or convex
Grain can make the Flexible change of adaptability, ensure that bonding plane not will produce separation.
Description of the drawings
Fig. 1 is a kind of cross section structure vertical view of novel self elastic water-proof strip of the utility model；
Fig. 2 is the overlooking structure diagram of the tack elastic water-proof strip.
Specific implementation mode
Structure to a kind of novel self elastic water-proof strip provided by the utility model and work below in conjunction with the accompanying drawings
Principle is described in further detail.
As shown in Figure 1, being a kind of structural schematic diagram of novel self elastic water-proof strip provided by the utility model.Structure
Structure at the tack elastic water-proof strip includes elastic waterstop band body 1, and the central axes both sides of elastic waterstop band body 1 have
The first self-adhesive glue layer is respectively set in function sealing rod 2, the 1 upper and lower surface of elastic waterstop band body positioned at 2 side of function sealing rod
31 and second self-adhesive glue layer 32, on the elastic waterstop band body 1 between the first self-adhesive glue layer 31 and the second self-adhesive glue layer 32
With multiple equally distributed permeability holes 4 along the arrangement of 1 central axes of elastic waterstop band body, the first self-adhesive glue layer 31 and second from
Adhesive-layer 32 is connected with each other by the permeability hole 4.
Its working principle is that：The tack elastic water-proof strip is placed in the concrete mounting groove of construction joint, its bullet is located at
Property sealing 1 first self-adhesive glue layer, 31 and second self-adhesive glue layer 32 upper and lower surfaces of of band body is Nian Jie with concrete structure respectively, by
In having equally distributed permeability hole 4 on elastic waterstop band body 1, make the first self-adhesive glue layer 31 and the formation of the second self-adhesive glue layer 32
Integrated bonded structure, the function sealing rod 2 positioned at 1 central axes both sides of elastic waterstop band body are compacted sealing.
In constituting a kind of above-mentioned structure of novel self elastic water-proof strip,
--- in order to improve the adhesive effect of self-adhesive glue layer and concrete structure, above-mentioned first self-adhesive glue layer 31 and second is certainly
Adhesive-layer 32 is butyl rubber adhesive, and butyl rubber adhesive is by 25 to 50 parts of butyl rubber matrix, reinforcing agent 2.5 to 15
Part, 18 to 40 parts of chlorocosanes, 10 to 20 parts of carbonic acid fine particle calcium carbonate, 10 to 30 parts of butadiene rubber, 0 to 3 part of anti-aging agent, vulcanizing agent 0
Be added in mixer to 2 parts, at 160 DEG C or less through being uniformly mixed, i.e., the butyl rubber adhesive may be implemented with
Cement effectively bonds, and water-tight between guarantee elastic water-proof strip and cement, waterproof effect is more preferable, meanwhile, the butyl rubber gluing
Agent is nontoxic, pollution-free, has preferable elastoplasticity and extensibility, and temperature change is still kept in the range of 70 DEG C to -25 DEG C
Good flexibility, have the characteristics that service life is long, preparation process is easy, it is at low cost, have a wide range of application；
--- the thickness of 31 and second self-adhesive glue layer 32 of above-mentioned first self-adhesive glue layer in 1mm between 2mm, permeability hole 4
Diameter in 0.5mm between 2.5mm, not only having realized be connected to one of first self-adhesive glue layer 31 with the second self-adhesive glue layer 32, but also
Maintain the structural strength of elastic waterstop band body 1；
--- as shown in Fig. 2, in order to improve the elastic deformation ability of elastic water-proof strip, it is located at above-mentioned first self-adhesive glue layer 31
And it is arc-shaped convex ribs 5 or dome shape that the second 1 upper and lower surface of elastic waterstop band body between self-adhesive glue layer 32, which has section,
Convex grain, convex ribs 5 or convex grain and 4 interlaced arrangement of permeability hole, both can effectively increase self bonding contact area, and it is strong to improve bonding
Degree, and certain elastic deformation may be implemented, the concrete of construction joint is adapted to after shrinking or what deformation joint generated stretches
After contracting variation, the first self-adhesive glue layer 31 and the second self-adhesive glue layer 32 still keep effectively bonding with concrete structure, enhance bullet
The waterproof sealing effect of property waterstop.
--- it is preferred, the diameter of above-mentioned convex ribs 5 or convex grain 3 between 15mm, the height of convex ribs 5 or convex grain 1 to
Between 5mm；
--- constitute above-mentioned first self-adhesive glue layer, 31 and second self-adhesive glue layer 32 butyl rubber adhesive can with it is a variety of
Material is used cooperatively, therefore elastic waterstop band body 1 can select common used material, such as rubber, can also be by other improvements type
Material replaces, such as ethylene-vinyl acetate copolymer.
Claims (4)
1. a kind of novel self elastic water-proof strip, including elastic waterstop band body, the central axes of the elastic waterstop band body
Both sides have function sealing rod, it is characterised in that：The elastic waterstop band body positioned at function sealing rod side is upper and lower
The first self-adhesive glue layer and the second self-adhesive glue layer is respectively set in surface, between first self-adhesive glue layer and the second self-adhesive glue layer
The elastic waterstop band body on have it is multiple along the elastic waterstop band body central axes arrangement equally distributed infiltrations
Hole, first self-adhesive glue layer and the second self-adhesive glue layer are connected with each other by the permeability hole.
2. a kind of novel self elastic water-proof strip according to claim 1, it is characterised in that：The diameter of the permeability hole
In 0.5mm between 2.5mm, the thickness of first self-adhesive glue layer and the second self-adhesive glue layer is in 1mm between 2mm.
3. a kind of novel self elastic water-proof strip according to claim 1, it is characterised in that：Positioned at first self-adhesion
It is arc-shaped convex ribs or ball that the upper and lower surface of elastic waterstop band body between glue-line and the second self-adhesive glue layer, which has section,
The convex grain of planar, the convex ribs or convex grain and the permeability hole interlaced arrangement.
4. a kind of novel self elastic water-proof strip according to claim 3, it is characterised in that：The convex ribs or convex grain
Diameter is 3 between 15mm, and the height of the convex ribs or convex grain is 1 between 5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721832467.8U CN207776886U (en) | 2017-12-25 | 2017-12-25 | A kind of novel self elastic water-proof strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721832467.8U CN207776886U (en) | 2017-12-25 | 2017-12-25 | A kind of novel self elastic water-proof strip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207776886U true CN207776886U (en) | 2018-08-28 |
Family
ID=63224245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721832467.8U Expired - Fee Related CN207776886U (en) | 2017-12-25 | 2017-12-25 | A kind of novel self elastic water-proof strip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207776886U (en) |
-
2017
- 2017-12-25 CN CN201721832467.8U patent/CN207776886U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180828 Termination date: 20211225 |