CN110387976A - Buried water stop and its installation method after a kind of deformation joint - Google Patents
Buried water stop and its installation method after a kind of deformation joint Download PDFInfo
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- CN110387976A CN110387976A CN201910770406.0A CN201910770406A CN110387976A CN 110387976 A CN110387976 A CN 110387976A CN 201910770406 A CN201910770406 A CN 201910770406A CN 110387976 A CN110387976 A CN 110387976A
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- seal plate
- deformation joint
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- concrete wall
- water stop
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000005452 bending Methods 0.000 claims abstract description 23
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 22
- 238000003466 welding Methods 0.000 claims abstract description 12
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 10
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 9
- 238000005520 cutting process Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 229910052786 argon Inorganic materials 0.000 claims description 5
- 229920002521 macromolecule Polymers 0.000 claims description 5
- 229910001369 Brass Inorganic materials 0.000 claims description 4
- 239000010951 brass Substances 0.000 claims description 4
- 238000007711 solidification Methods 0.000 claims description 4
- 230000008023 solidification Effects 0.000 claims description 4
- 239000000428 dust Substances 0.000 claims description 3
- 230000007480 spreading Effects 0.000 claims description 2
- 238000003892 spreading Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 11
- 238000010276 construction Methods 0.000 abstract description 6
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- 230000006378 damage Effects 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 8
- 238000012856 packing Methods 0.000 description 7
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 238000004078 waterproofing Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
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- 238000005275 alloying Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
- E04B1/6803—Joint covers
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
- E04B1/6806—Waterstops
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Building Environments (AREA)
Abstract
The invention discloses buried water stop and its installation methods after a kind of deformation joint, including deformation joint is arranged on concrete wall and is half soft semirigid seal plate, seal plate is located at deformation joint close to the opening of indoor side and fixes with concrete wall, bending is suitable for two sides concrete dilatation in the middle part of seal plate, construction current events first pass through seal plate needed for measurement determines, seal plate is fixed by Anchor Agent, it effectively prevent seal plate and concrete junction the case where percolating water occur, half soft semirigid seal plate has better durability relative to traditional rubber type flexible material, it is poor to solve the problems, such as traditional rubber type flexible material there are durabilities, and seal plate is provided simultaneously with certain elastic deformability, so as to be adapted to the deformation of concrete wall differential settlement, seal plate is not easy to damage because sedimentation stretches , and the case where leak at subsequent seal plate when, can directly be repaired by welding, achieve the purpose that be easily repaired.
Description
Technical field
The present invention relates to waterproofing of movement joints fields, and more specifically, it is buried water stop and its peace after a kind of deformation joint
Dress method.
Background technique
Deformation joint is the general name of expansion joint, subsiding crack and aseismic joint, and building is often deformed under extraneous factor effect,
Cause cracking even to destroy, deformation joint be in response to this and reserved build joint.
There is failure mostly derived from underground engineerings deformation joint rubber fastening bands such as domestic subway, railway, municipal pipe capsules at present
Major defect, such as notification number be CN101705696B Chinese patent disclose a kind of basement deformation joint seepage prevention and treatment side
Method forms soft modeling material using clay, water, oil, additive, pours into hermetic bag and soft modeling intestines packing is made, in deformation joint and only
Waterproof adhesive agent is coated on wall surface of the water with burial place, packing is then filled up deformation joint, is covered elastic layering, is padded in pressure
Piece nut is fixed.Have many advantages, such as that materials are easy, cheap and installation is simple；But it mainly passes through soft packing reality
Existing waterproof purpose, using the waterproof type on the one hand its there is a problem of that service life is short, packing with the time time limit increasing
Add and be easy to appear damage, on the other hand because of soft packing after there is damage to lead to leakage there are it is subsequent be difficult to repair lack
It falls into, is further improved.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide buried water stop after a kind of deformation joint, tool
The advantages of having long service life and being convenient for subsequent reparation.
To achieve the above object, the present invention provides the following technical scheme that
Buried water stop after a kind of deformation joint, including deformation joint is set on concrete wall and is half soft semirigid sealing
Plate, the seal plate are arranged in deformation joint close to the opening of indoor side and fix with concrete wall, the seal plate packet
It includes middle part and is used for the wing plate fixed with concrete wall towards the bending part of deformation joint inner bending and positioned at two sides.
Corresponding sealing effect is realized by the way that half soft semirigid seal plate to be fixed on concrete wall, it is opposite
Have better durability in packing flexible, effectively prolong the service life, has good with the service life with concrete structure
Durability, and seal plate is provided simultaneously with certain elastic deformability, so as to which it is uneven to be adapted to concrete wall
The deformation of sedimentation, seal plate is not easy because sedimentation is stretched and damaged, and the case where leak at subsequent seal plate
When can directly by welding be repaired, achieve the purpose that be easily repaired；In addition the bending part on seal plate can be improved only
Water plate adapts to the differential settlement and dilatation of two sides concrete wall, has good repairing performance.
The present invention is further arranged: the both side surface of the seal plate towards indoor and outdoor is coated with macromolecule waterproof layer.
By coating macromolecule waterproof layer in sealing plate surface, the waterproofness of seal plate can be effectively improved, and can be more
Add the case where effectively preventing seal plate from seeping water.
The present invention is further arranged: the surface of the concrete wall offers installation seam, is filled in the installation seam
Anchor Agent, the wing plate are bent with far from the side of bending part and install the plug division for stitching grafting.
Seal plate passes through plug division on wing plate and installation seam grafting and is fixed by Anchor Agent, and conventionally employed
The fixed mode of screw is compared, so that seal plate and concrete wall junction have better waterproofness, effectively avoids moisture
The phenomenon that easily being leaked out from seal plate and concrete wall junction.
The present invention is further arranged: the seal plate is stainless steel plate or brass sheet and its plate thickness is 0.8-1.2mm.
The lesser stainless steel of plate thickness or brass sheet are half soft semirigid metal plate, both had certain rigidity while or
Have good deformability, and have good wearability and corrosion resistance, at the same the metal material be also convenient for it is subsequent
The reparation of welding operates.
The present invention is further arranged: the bending part is V-shaped or semicircle.
V-shaped or semicircular bending part has more good transverse deformation ability, can preferably adapt to concrete
The dilatation of wall.
The present invention is further arranged: the edge of the deformation joint opening is connected to the junction of bending part and wing plate.
It realizes deformation joint opening edge with sealing plate surface closely to abut, reaches certain at the abutting
Waterproof is sealed, the case where moisture flow to installation seam is reduced, and is integrally located at bending part in installation seam, bending part energy
It is enough to play the role of certain cross spacing to seal plate, so that seal plate installation stability is more preferable.
The present invention is further arranged: the seal plate is provided with the water-accepting board of U-shaped towards indoor side and forms water receiving
Slot, the water-accepting board two sides are detachably connected with concrete wall.
Further by the way that in seal plate, towards indoor side setting water-accepting board, dual waterproof purpose can be played in this way,
Even if the moisture of infiltration is accepted by water-accepting board, reaches better waterproofness, is usually needed pair in seal plate drop-in leakage
Internal seal plate need to only disassemble water-accepting board when being overhauled.
The present invention is further arranged: it is fixed with pedestal on the concrete wall, is arranged at intervals with clamping plate on the pedestal,
Slot is formed between the clamping plate, the edge of the water-accepting board is bent with the cutting being adapted to slot grafting.
It directly realizes and fixes by being clamped in cutting insertion slot by clamping plate when water-accepting board is installed, firmly taken out when disassembly
Clamping force and frictional force are overcome out, realizes the fast assembling-disassembling of water-accepting board, reach efficient purpose convenient for disassembly and assembly.
Another object of the present invention is to provide a kind of installation methods of buried water stop after deformation joint, have good airproof performance
And advantage easy for construction.
To realize the purpose, the present invention provides the following technical scheme that
The installation method of buried water stop after a kind of deformation joint, comprising the following steps:
1) width of deformation joint on concrete wall is measured, the width of half soft semirigid seal plate of configuration needed for determining
Degree；
2) snap the line obtains position line on the concrete wall of deformation joint two sides, along position line in concrete wall surface saw open form
It is stitched at installation, the dust in installation seam is cleared up；
3) Anchor Agent is squeezed into installation seam, the edge alignment installation seam of seal plate is subjected to grafting, it is real after Anchor Agent solidification
Referring now to the fixation of seal plate；
4) each seal plate is successively installed along installation seam length direction, stops for carrying out realization is welded and fixed between adjacent seal plate
The spreading of water plate.
The width of seal plate is determined by realizing measurement when construction, then in concrete wall surface saw open form at installation
Seam clears up installation seam before squeezing into Anchor Agent, it is ensured that and the fixed effect of subsequent Anchor Agent again loads onto seal plate,
Integral installation construction procedure is few and easy to implement.
The present invention is further arranged: the welding manner between the adjacent seal plate is argon arc welding.
Argon gas protection can completely cut off oxygen in air, nitrogen, hydrogen etc. to electric arc and molten bath in the welding process for argon arc welding
The adverse effect of generation reduces the scaling loss of alloying element, obtains densification, without the weld seam to splash and quality is high, reaches good weldering
Connect effect so that between adjacent seal plate that effect is welded and fixed is more preferable, while also ensuring that good waterproofness.
In conclusion the invention has the following advantages:
1, material is different, and seal plate is not the usually used flexible waterproof material of construction industry, nor rigid material, but semi-rigid
It is semi-flexible, existing durability, it may have the characteristics of being suitble to flexible deformation；
2, durability is different, and the waterproof material durability of rubber is all limited, and generalized time is all than structural life-time much shorter；And this
Materials select different metal materials according to structural life-time, and the service life can be up to 50-100；
3, recoverability, as long as can not be repaired after the waterproof material tearing of existing deformation joint, the thin-wall stainless steel plate in this programme
Or copper sheet can REPAIR WELDING, coat polyurethane coating film again on surface, improve waterproof performance；
4, mounting process is different, and existing specification is all to adopt to be screwed rubber water-proof plate, holds after deformation joint repeated deformation
Easy stress is concentrated, and waterproof material is isolated at screw and causes leak paths, this programme is anchored using Anchor Agent, and no nail anchors skill
Art: the joint-cutting on concrete fills in the wing plate of seal plate in seam, is anchored together by Anchor Agent and concrete, and play phase
Answer waterproof action；
5, grafting technique is relatively reliable, and the welding of metal material is highly developed, can be by visual examination, can also be by ultrasound
Wave inspection detection.
Detailed description of the invention
Fig. 1 is the structure chart of embodiment 1；
Fig. 2 is the construction process figure of embodiment 1；
Fig. 3 is the structure chart of embodiment 2；
Fig. 4 is the structure chart of embodiment 3；
Fig. 5 is the enlarged drawing in Fig. 4 at A.
Appended drawing reference: 1, concrete wall；2, deformation joint；3, seal plate；31, wing plate；32, bending part；33, plug division；
4, installation seam；5, Anchor Agent；6, water-accepting board；7, water receiving tank；8, pedestal；9, clamping plate；10, slot；11, cutting；12, protrusion；13,
Glue groove；14, macromolecule waterproof layer.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Embodiment 1: buried water stop after a kind of deformation joint, as shown in Figure 1, it includes reserving on concrete wall 1
Deformation joint 2 is provided with seal plate 3 towards indoor side in deformation joint 2, which includes positioned at middle part and V-shaped curved
Folding part 32 and wing plate 31 positioned at two sides, wherein bending part 32 and wing plate 31 are wholely set and are fixed on coagulation by wing plate 31
1 surface of cob wall body；Installation seam 4 is offered on 1 surface of concrete wall of 2 two sides of deformation joint, the width of installation seam 4 is 5mm,
Seam depth is 20-30mm, and the seam depth of installation seam 4 is 25mm in the present embodiment, while in a lateral bending of the wing plate 31 far from bending part 32
Folding has the plug division 33 with installation 4 grafting of seam, by squeezing into Anchor Agent 5 in installation seam 4, the model GCYY- of the Anchor Agent 5
201, seal plate 3 is fixed after being solidified by Anchor Agent 5, abandoning tradition is reaching in this way in such a way that screw is fixed
The waterproofness and leakproofness of junction are effectively improved while fixed, reduce junction and the case where leak occur.
As shown in Figure 1, wherein seal plate 3 is half soft semirigid metal plate, which is stainless steel plate or brass sheet
And its plate thickness is 0.8-1.2mm, in the present embodiment be stainless steel plate and plate thickness is 1mm；In this way using seal plate 3 relative to flexibility
Packing have better durability, effectively prolong the service life, have with concrete structure with the good durability in service life,
And seal plate 3 is provided simultaneously with certain elastic deformability, so as to be adapted to 1 differential settlement of concrete wall
Deformation, seal plate 3 is not easy because sedimentation is stretched and damaged, and the case where leak at subsequent seal plate 3 when can
Directly to be repaired by welding, achieve the purpose that be easily repaired；In addition it is coated in seal plate 3 towards an outdoor side surface
There is macromolecule waterproof layer 14, which is polyurethane film, effectively improves the waterproof, seepage control of seal plate 3.
As shown in Figure 1, wherein bending part 32 is located in deformation joint 2 when seal plate 3 is fixedly mounted at deformation joint 2, and
And deformation joint 2 is connected to the junction of bending part 32 Yu wing plate 31 towards the opening edge of indoor side；In this way in the abutting
Place can play certain sealing waterproof action, reduce the case where moisture flow to installation seam 4, and make bending part 32 whole in this way
In installation seam 4, bending part 32 can play the role of certain cross spacing to seal plate 3, so that seal plate 3 installs stability
More preferably.
As shown in Fig. 2, the implementation principle of the present embodiment are as follows: surveyed first to the width of deformation joint 2 on concrete wall 1
Amount, the width of configuration seal plate 3 needed for determining；Then snap the line obtains position line on the concrete wall 1 of 2 two sides of deformation joint,
It cuts to obtain the deep installation seam 4 of 5mm wide, 25mm on 1 surface of concrete wall along position line, installation is stitched by blower mechanism
Dust is cleared up in 4；Then Anchor Agent 5 is squeezed into installation seam 4, and the alignment installation of plug division 33 on seal plate 3 is stitched 4
Grafting is carried out, the fixation for seal plate 3 is realized after the solidification of Anchor Agent 5；It is last successively to be installed respectively along installation 4 length directions of seam
It is welded and fixed with a upper seal plate 3 by argon arc welding realization, is finally obtained by a seal plate 3, one seal plate 3 of every installation
Waterproof structure for deformation seams that is durable and being convenient for subsequent reparation.
Embodiment 2: buried water stop after a kind of deformation joint, as shown in figure 3, it is additionally with 1 main distinction of embodiment
It is additionally arranged water-accepting board 6, which is arranged in seal plate 3 close to indoor side, which is in U-shape and forms water receiving tank
7, the surface of concrete wall 1 is provided with pedestal 8, which is fixed by screws on concrete wall 1, and in base
Seat 8 and the junction of concrete wall 1 are equipped with polyurethane waterproofing glue, and pedestal 8 is ensured while playing reinforcing to pedestal 8 and is mixed
The waterproofness of solidifying 1 junction of cob wall body；It is convexly equipped with clamping plate 9 on pedestal 8, slot 10 is formed between adjacent cleats 9, in water-accepting board
6 two sides edge is bent with the cutting 11 being adapted to 10 grafting of slot；It can reach dual by the further setting of water-accepting board 6
Waterproof action, even if moisture can be accepted by water-accepting board 6 when 3 drop-in of seal plate leaks, and 6 side of dismounting of water-accepting board
Just, water-accepting board 6 is removed when needing to overhaul internal seal plate 3.
Embodiment 3: buried water stop after a kind of deformation joint, as shown in Figure 4 and Figure 5, the difference with embodiment 1 mainly exists
Tapered in plug division 33, which gradually increases from one end to the other end width far from wing plate 31, and in grafting
The end horizontal direction evagination in portion 33 has protrusion 12, on the one hand enters in installation seam 4 convenient for 33 grafting of plug division in this way, another
Aspect protrusion 12 is laterally fallen into Anchor Agent 5 after solidification, can play good anti-off effect, and is installed at 4 bottom walls of seam
5 amount of Anchor Agent is bigger, so that the stationarity of plug division 33 is more preferable.
In addition it is spaced apart in wing plate 31 close to the surface that plug division 33 is partially toward concrete wall 1 and is equipped with glue groove 13, this
After sample is inserted into installation seam 4 in plug division 33, extra part Anchor Agent 5 is extruded and can flow in glue groove 13 in installation seam 4,
Anchor Agent 5 can further strengthen the fixation of seal plate 3 after solidifying in spaced glue groove 13, while can also reach multiple close
Effect is sealed, subsequent waterproof performance is more preferably.
The embodiment of present embodiment is presently preferred embodiments of the present invention, and protection of the invention is not limited with this
Range, therefore: the equivalence changes that all structures under this invention, shape, principle are done, should all be covered by protection scope of the present invention it
It is interior.
Claims (10)
1. buried water stop after a kind of deformation joint, it is characterized in that: include be arranged on concrete wall (1) at deformation joint (2) and
For half soft semirigid seal plate (3), seal plate (3) setting deformation joint (2) close to the opening of indoor side and with
Concrete wall (1) is fixed, and the seal plate (3) includes bending part (32) and position of the middle part towards deformation joint (2) inner bending
The wing plate (31) fixed with concrete wall (1) is used in two sides.
2. buried water stop after deformation joint according to claim 1, it is characterized in that: the seal plate (3) is towards indoor and outdoor
Both side surface be coated with macromolecule waterproof layer (14).
3. buried water stop after deformation joint according to claim 1, it is characterized in that: the surface of the concrete wall (1)
It offers and seam (4) is installed, be filled with Anchor Agent (5) in the installation seam (4), the one of the wing plate (31) separate bending part (32)
Side is bent with the plug division (33) with installation seam (4) grafting.
4. buried water stop after deformation joint according to claim 1, it is characterized in that: the seal plate (3) is stainless steel plate
Or brass sheet and its plate thickness are 0.8-1.2mm.
5. architectural engineering waterproof structure for deformation seams according to claim 1, it is characterized in that: the bending part (32) is V-shaped
Or it is semicircle.
6. buried water stop after deformation joint according to claim 1, it is characterized in that: the side of the deformation joint (2) opening
Portion is connected to the junction of bending part (32) Yu wing plate (31).
7. buried water stop after deformation joint according to claim 1, it is characterized in that: the seal plate (3) is towards indoor
Side is provided with the water-accepting board (6) of U-shaped and is formed water receiving tank (7), and water-accepting board (6) two sides and concrete wall (1) are removable
Unload connection.
8. buried water stop after deformation joint according to claim 7, it is characterized in that: fixed on the concrete wall (1)
Have pedestal (8), be arranged at intervals with clamping plate (9) on the pedestal (8), forms slot (10) between the clamping plate (9), the water receiving
The edge of plate (6) is bent with the cutting (11) being adapted to slot (10) grafting.
9. the installation method of buried water stop after a kind of deformation joint as claimed in claim 3, which is characterized in that including following step
It is rapid:
1) width of deformation joint (2) on concrete wall (1) is measured, configures half soft semirigid seal plate needed for determining
(3) width；
2) snap the line obtains position line on the concrete wall (1) of deformation joint (2) two sides, along position line in concrete wall (1)
Surface saw open form stitches (4) at installation, clears up the dust in installation seam (4)；
3) Anchor Agent (5) are squeezed into installation seam (4), the edge alignment installation seam (4) of seal plate (3) is subjected to grafting, to anchor
Gu realizing the fixation for seal plate (3) after agent (5) solidification；
4) each seal plate (3) are successively installed along installation seam (4) length direction, are welded between adjacent seal plate (3)
The fixed spreading for realizing seal plate (3).
10. the installation method of buried water stop after deformation joint according to claim 9, it is characterized in that: the adjacent sealing
Welding manner between plate (3) is argon arc welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910770406.0A CN110387976A (en) | 2019-08-20 | 2019-08-20 | Buried water stop and its installation method after a kind of deformation joint |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910770406.0A CN110387976A (en) | 2019-08-20 | 2019-08-20 | Buried water stop and its installation method after a kind of deformation joint |
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| CN110387976A true CN110387976A (en) | 2019-10-29 |
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ID=68289108
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910770406.0A Pending CN110387976A (en) | 2019-08-20 | 2019-08-20 | Buried water stop and its installation method after a kind of deformation joint |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115387551A (en) * | 2022-09-21 | 2022-11-25 | 中建科工集团有限公司 | Flexible waterproof method for box house roof |
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| JPH102026A (en) * | 1996-06-12 | 1998-01-06 | Riken Light Metal Ind Co Ltd | Expansion joint for floor skeleton |
| KR20050041635A (en) * | 2003-10-31 | 2005-05-04 | 주식회사고려이엔시 | A mixed expansion joint structure |
| CN201137039Y (en) * | 2007-12-14 | 2008-10-22 | 于泳湖 | Slag-free bridge expansion joint device |
| CN101705667A (en) * | 2009-11-27 | 2010-05-12 | 中国水电顾问集团华东勘测设计研究院 | Anti-freezing water stop structure of hydraulic concrete expansion joint |
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