CN203923846U - A kind of reinforced concrete floor deformation joint structure - Google Patents
A kind of reinforced concrete floor deformation joint structure Download PDFInfo
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- CN203923846U CN203923846U CN201420263581.3U CN201420263581U CN203923846U CN 203923846 U CN203923846 U CN 203923846U CN 201420263581 U CN201420263581 U CN 201420263581U CN 203923846 U CN203923846 U CN 203923846U
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- deformation joint
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- concrete floor
- porous tube
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Abstract
The utility model discloses a kind of reinforced concrete floor deformation joint structure, comprise medium density polyethylene plate, polysulfide sealant, profile of tooth steel plate for sealing water, flexible porous tube, active addition, galvanized sheet iron, deformation joint upper grooves and bed course, described medium density polyethylene plate pointing is in deformation joint, and top arranges polysulfide sealant; The pre-buried profile of tooth steel plate for sealing water in deformation joint both sides; In bottom deformation seam top groove, lay flexible porous tube and active addition, top adopts galvanized sheet iron sealing; In deformation joint groove, adopt weak concrete to fill; In deformation joint two upper lateral part bed courses, cold seam is set, steel mesh reinforcement is set in bed course.The beneficial effects of the utility model are: can effectively improve the bonding strength of steel plate and reinforced concrete floor, improve the durability of deformation joint structure.Fill active addition outward at flexible porous tube, flexible porous tube is shielded, contribute to improve the intensity of this reinforced concrete floor deformation joint structure.
Description
Technical field
The utility model relates to a kind of bottom deformation crack structure, relates in particular a kind of reinforced concrete floor deformation joint structure, belongs to construction field.
Background technology
Along with the fast development of China's economy, increasing large volume building and structure in engineering field, are there are, because building volume is huge, consider the impact of the factors such as flexible, sedimentation and antidetonation, when construction, often adopt the mode of prearrangement of deformation amount seam to solve the problem on deformation producing because of factors such as the temperature difference, sedimentation and antidetonations.But owing to being subject to the impact of the factors such as technology, design, material, construction and cost, the waterproof of deformation joint becomes the weak link in work progress.The leakage problems of deformation joint, not only affects the attractive in appearance of building and uses function, even will affect durability and the safety of structure.Due to its leakage cause complicated and changeable, the seepage of deformation joint has become the focus that engineering field is paid close attention to, administers also more thorny.
The main cause of deformation joint seepage has: the insatiable hunger of metallic water stop band weld seam is full or be connected to form leakage passage with reinforcing bar, and rubber or plastics waterstop joint are not rasped to slope bonding; Deformation joint concrete vibrating leakiness; Because of foundation settlement inequality, building produces distortion, and waterstop is overstepped the extreme limit by drawing crack, causes percolating water.
Detachable rubber deformation joint (number of patent application: 201220098118.9), a kind of detachable rubber deformation joint is disclosed, be that deformation joint bottom arranges bituminous wood filament plate, above bituminous wood filament plate, smear bitumastic, deformation joint both sides arrange angle steel, angle steel top arranges rubber fastening band, and rubber fastening band and angle steel are bolted on concrete floor.This deformation joint structure has following shortcoming:
1, this deformation joint structure cannot meet special underground construction differential settlement and exceedes 30mm, is especially positioned at geological structural belt (as fault belt, ground fissure etc.), foundation sudden change place, and maximum settlement difference can reach 300mm.
2, when stretching, when the distortion such as sedimentation, the changing of the relative positions, deformation joint will lose waterproof ability, bears outside high that problem can be more serious in the underground construction of hydraulic pressure at buried depth larger tunnel, dam etc.;
3, the rubber fastening band in deformation joint structure is subject to construction infection larger, and installation quality and water resistance be more difficult control all.
Utility model content
The purpose of this utility model is to overcome deficiency of the prior art, provides one to have some strength and durability, safe and reliable, the reinforced concrete floor deformation joint structure of easy construction.
This reinforced concrete floor deformation joint structure, comprise medium density polyethylene plate, polysulfide sealant, profile of tooth steel plate for sealing water, flexible porous tube, active addition, galvanized sheet iron, deformation joint upper grooves and bed course, described medium density polyethylene plate pointing is in deformation joint, and top arranges polysulfide sealant; The pre-buried profile of tooth steel plate for sealing water in deformation joint both sides; In bottom deformation seam top groove, lay flexible porous tube and active addition, top adopts galvanized sheet iron sealing; In deformation joint groove, adopt weak concrete to fill; In deformation joint two upper lateral part bed courses, cold seam is set, steel mesh reinforcement is set in bed course.
As preferably: within the scope of described medium density polyethylene plate top 10～20cm, polysulfide sealant is set.
As preferably: described profile of tooth steel plate for sealing water bottom is welded with steel sheet.
As preferably: lay flexible porous tube and active addition after laying geotextiles in described bottom deformation seam top groove, flexible porous tube is introduced in the lateral sulcus of road surface again.
As preferably: described galvanized sheet iron both sides and the welding of profile of tooth steel plate for sealing water, and establish polysulfide sealant at solder joint place.
As preferably: described bed course is that agent structure basal plane polishes smooth after-pouring and forms within the scope of the 600～1500mm of deformation joint both sides, every 400～1000mm, cold seam is together set in bed course.
The beneficial effects of the utility model are:
(1) the pre-buried profile of tooth steel plate for sealing water in deformation joint both sides, can effectively improve the bonding strength of steel plate and reinforced concrete floor, improves the durability of deformation joint structure.
(2) fill active addition outward at flexible porous tube, active addition is met water and can be hardened, and flexible porous tube is shielded, and contributes to improve the intensity of this reinforced concrete floor deformation joint structure.
(3) bed course arranges cold seam, can play the initiatively effect of anticracking, has good technical economic benefit.
(4) in the groove at deformation joint top, fill weak concrete, compare and there is different rigidity from the steel concrete of both sides, adopt the deferred design of rigidity, there is good technical economic benefit.
Brief description of the drawings
Fig. 1 is the utility model reinforced concrete floor deformation joint structure schematic diagram;
Fig. 2 is the utility model reinforced concrete floor deformation joint drain structure figure.
Description of reference numerals: reinforced concrete floor 1, deformation joint 2, medium density polyethylene plate 3, polysulfide sealant 4, profile of tooth steel plate for sealing water 5, steel sheet 6, geotextiles 7; Flexible porous tube 8, active addition 9, galvanized sheet iron 10, solder joint 11, weak concrete 12, groove 13, structure basal plane 14, bed course 15, steel mesh reinforcement 16, cold seam 17.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described further.Although the utility model is described in connection with preferred embodiment, should know, do not represent that the utility model is limited in described embodiment.On the contrary, the utility model is by alternative, modified and the equivalent contained in the scope of the present utility model that can be included in attached claims restriction.
The design parameters of reinforced concrete floor 1 and construction technical requirement, the grinding technology requirements of structure basal plane etc., are not repeated in present embodiment, and emphasis is set forth the embodiment that the utility model relates to structure.
Fig. 1 is the structural representation of the utility model reinforced concrete floor deformation joint structure, and Fig. 2 is the utility model reinforced concrete floor deformation joint drain structure figure.Shown in Fig. 1, Fig. 2, the reinforced concrete floor deformation joint structure of the present embodiment, is mainly made up of medium density polyethylene plate 3, polysulfide sealant 4, profile of tooth steel plate for sealing water 5, flexible porous tube 8, active addition 9, galvanized sheet iron 10, deformation joint upper grooves 13, bed course 15.Described medium density polyethylene plate 3 pointings, in deformation joint 2, arrange polysulfide sealant 4 within the scope of described medium density polyethylene plate 3 top 10～20cm.The deformation joint 2 pre-buried profile of tooth steel plate for sealing water 5 in both sides; Described profile of tooth steel plate for sealing water 5 bottoms are welded with steel sheet 6.Described bottom deformation lays flexible porous tube 8 and active addition 9 after stitching the interior laying geotextiles 7 of 2 top groove 13 again, and flexible porous tube 8 is introduced in the lateral sulcus of road surface.Top adopts galvanized sheet iron 10 to seal; Described galvanized sheet iron 10 both sides and profile of tooth steel plate for sealing water 5 weld, and establish polysulfide sealant 4 at solder joint 11 places.The interior employing weak concrete 12 of deformation joint groove 13 is filled; In 2 liang of upper lateral part bed courses 15 of deformation joint, cold seam 17 is set, the interior steel mesh reinforcement 16 that arranges of bed course 15.Described bed course 15 is that agent structure basal plane 14 polishes smooth after-pouring and forms within the scope of deformation joint 2 both sides 600～1500mm, in bed course 15, every 400～1000mm, cold seam 17 is together set.
Work progress comprises: the interior pointing medium density polyethylene of deformation joint 2 plate 3, within the scope of the 15cm of top, be coated with polysulfide sealant 4, the deformation joint 2 pre-buried profile of tooth steel plate for sealing water 5 in both sides, steel plate can use steel sheet (thickness is less than 4mm), profile of tooth steel plate for sealing water bottom is every 50mm welding steel sheet 6, the wide 50～80mm of steel plate; After the wide geotextiles 7 of bottom deformation seam top groove 13 interior laying 100mm, lay flexible porous tube 8 and active addition 9, active addition 9 adopts lime, and flexible porous tube 8 diameters are 30mm, and flexible porous tube 8 is introduced road surface lateral sulcus; Its top adopts the thick galvanized sheet iron 10 of 1mm to seal, and galvanized sheet iron 10 both sides and profile of tooth steel plate for sealing water 5 weld, and the length of galvanized sheet iron 10 both sides horizontal components is 50mm, and establishes polysulfide sealant 4 at soldered 11 places, and polysulfide sealant 4 is coated with in echelon; Deformation joint groove 13 adopts C20 concrete 10 to fill.
Deformation joint 2 both sides each 1m width range inner structure basal planes 14 polish smooth after-pouring bed course 15, bed course 15 adopts C35 concrete, and every 400～1000mm, cold seam 17 is together set in this scope bed course 15, in bed course 15, laying steel mesh reinforcement 16 strengthens, steel mesh reinforcement 16 adopts E16150 × 150mm CRB550 cold rolled reinforcing steel bar with ribs, and overlaps with the steel mesh reinforcement 16 of both sides; When draining, bottom deformation seam water-permeable pipe 7 is introduced road surface lateral sulcus, by lateral sulcus, percolating water is entered in transversal ditch, finally carries out pump drainage by pump house.
Claims (6)
1. a reinforced concrete floor deformation joint structure, it is characterized in that: comprise medium density polyethylene plate (3), polysulfide sealant (4), profile of tooth steel plate for sealing water (5), flexible porous tube (8), active addition (9), galvanized sheet iron (10), deformation joint upper grooves (13) and bed course (15), described medium density polyethylene plate (3) pointing is in deformation joint (2), and top arranges polysulfide sealant (4); The pre-buried profile of tooth steel plate for sealing water in deformation joint (2) both sides (5); In bottom deformation seam (2) top groove (13), lay flexible porous tube (8) and active addition (9), top adopts galvanized sheet iron (10) sealing; In deformation joint groove (13), adopt weak concrete (12) to fill; In deformation joint (2) two upper lateral part bed courses (15), cold seam (17) is set, steel mesh reinforcement (16) is set in bed course (15).
2. reinforced concrete floor deformation joint structure according to claim 1, is characterized in that: within the scope of described medium density polyethylene plate (3) top 10～20cm, polysulfide sealant (4) is set.
3. reinforced concrete floor deformation joint structure according to claim 1, is characterized in that: described profile of tooth steel plate for sealing water (5) bottom is welded with steel sheet (6).
4. reinforced concrete floor deformation joint structure according to claim 1, it is characterized in that: after laying geotextiles (7) in described bottom deformation seam (2) top groove (13), lay flexible porous tube (8) and active addition (9), flexible porous tube (8) is introduced in the lateral sulcus of road surface again.
5. reinforced concrete floor deformation joint structure according to claim 1, it is characterized in that: described galvanized sheet iron (10) both sides and profile of tooth steel plate for sealing water (5) welding, and locate to establish polysulfide sealant (4) at solder joint (11).
6. reinforced concrete floor deformation joint structure according to claim 1, it is characterized in that: described bed course (15) is that agent structure basal plane (14) polishes smooth after-pouring and forms within the scope of deformation joint (2) both sides 600～1500mm, in bed course (15), every 400～1000mm, cold seam (17) is together set.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420263581.3U CN203923846U (en) | 2014-05-21 | 2014-05-21 | A kind of reinforced concrete floor deformation joint structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420263581.3U CN203923846U (en) | 2014-05-21 | 2014-05-21 | A kind of reinforced concrete floor deformation joint structure |
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| CN203923846U true CN203923846U (en) | 2014-11-05 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104846716A (en) * | 2015-05-15 | 2015-08-19 | 长安大学 | Transition structure for connecting inclined prestressed concrete composite pavement and construction technology of transition structure |
| CN105603846A (en) * | 2016-03-10 | 2016-05-25 | 长沙理工大学 | Dual-layer glass fiber concrete pavement structure applicable to city roads |
| CN106284696A (en) * | 2016-08-31 | 2017-01-04 | 云南省建设投资控股集团有限公司 | A kind of construction method of preprocessing steel plate water stopper |
| CN111502279A (en) * | 2020-04-29 | 2020-08-07 | 中国十七冶集团有限公司 | Method for constructing lower non-upturning deformation joint of planted roof |
| CN111997098A (en) * | 2020-08-31 | 2020-11-27 | 中建五局华东建设有限公司 | Deformation joint seepage-proofing structure |
| CN112610248A (en) * | 2020-12-18 | 2021-04-06 | 合肥工业大学 | Cross-shaped waterproof structure of cross section of underwater tunnel |
| CN115370179A (en) * | 2022-09-06 | 2022-11-22 | 武汉市水务规费征收管理处(武汉市水务工程质量安全监督站) | Method for treating leakage of deformation joint of building side wall |
-
2014
- 2014-05-21 CN CN201420263581.3U patent/CN203923846U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104846716A (en) * | 2015-05-15 | 2015-08-19 | 长安大学 | Transition structure for connecting inclined prestressed concrete composite pavement and construction technology of transition structure |
| CN105603846A (en) * | 2016-03-10 | 2016-05-25 | 长沙理工大学 | Dual-layer glass fiber concrete pavement structure applicable to city roads |
| CN106284696A (en) * | 2016-08-31 | 2017-01-04 | 云南省建设投资控股集团有限公司 | A kind of construction method of preprocessing steel plate water stopper |
| CN111502279A (en) * | 2020-04-29 | 2020-08-07 | 中国十七冶集团有限公司 | Method for constructing lower non-upturning deformation joint of planted roof |
| CN111997098A (en) * | 2020-08-31 | 2020-11-27 | 中建五局华东建设有限公司 | Deformation joint seepage-proofing structure |
| CN112610248A (en) * | 2020-12-18 | 2021-04-06 | 合肥工业大学 | Cross-shaped waterproof structure of cross section of underwater tunnel |
| CN115370179A (en) * | 2022-09-06 | 2022-11-22 | 武汉市水务规费征收管理处(武汉市水务工程质量安全监督站) | Method for treating leakage of deformation joint of building side wall |
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