CN207277387U - A kind of post-cast strip for underground building waterproof construction - Google Patents

A kind of post-cast strip for underground building waterproof construction Download PDF

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Publication number
CN207277387U
CN207277387U CN201720487475.7U CN201720487475U CN207277387U CN 207277387 U CN207277387 U CN 207277387U CN 201720487475 U CN201720487475 U CN 201720487475U CN 207277387 U CN207277387 U CN 207277387U
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CN
China
Prior art keywords
post
cast strip
layer
catch basin
waterproof
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Expired - Fee Related
Application number
CN201720487475.7U
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Chinese (zh)
Inventor
王力
杨斌
赵瑞元
胡建军
卢友余
彭正午
叶学兵
江泽军
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National Construction Group Ltd
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National Construction Group Ltd
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Priority to CN201720487475.7U priority Critical patent/CN207277387U/en
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Publication of CN207277387U publication Critical patent/CN207277387U/en
Expired - Fee Related legal-status Critical Current
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Abstract

A kind of post-cast strip for underground building waterproof construction, including base wall panel(1)And post-cast strip(2), it is characterised in that:The post-cast strip(2)Underface be provided with blinding layer(5), blinding layer(5)It is interior and be located at post-cast strip(2)Bottom be provided with catch basin(6), catch basin(6)Bottom level be fixedly installed collector pipe(7), collector pipe(7)With branch drain(8)It is connected, catch basin(6)Inner cavity in be filled with rubble drainage filled layer(10), rubble drainage filled layer(10)Upper surface and post-cast strip(2)Bottom between be equipped with watertight insulation(9)The utility model is rational in infrastructure, employ multiple waterproof design, water resistance is improved, and have to building settlement difference and well adapt to ability, even if there is localized seepage, ponding accessible can also dredge discharge, building structure and routine use will not be adversely affected, service life is extended.

Description

A kind of post-cast strip for underground building waterproof construction
Technical field
It the utility model is related to a kind of post-cast strip waterproof construction, more particularly to a kind of post-cast strip for underground building waterproof knot Structure, belongs to building waterproofing technique field.
Background technology
With the rapid development of economy, urban construction scale expands day by day, the area of hypogee is increasing, depth It is more and more deeper so that the requirement of higher it is also proposed to the water resistance of hypogee bottom wall board post poured band.Built in Large Underground In the structure construction built, it is typically necessary and post-cast strip is set to solve the problems, such as differential settlement and reduce shrinkage stress, post-cast strip Structure design and construction technology can all influence the quality of whole hypogee, the waterproof and sealing performance in post-cast strip later stage Directly affect and normally use function.Existing late poured band structure is simple, typically only in concrete surface or internal setting There is one or more layers waterproof layer, water resistance is poor on long terms for this structure, generation and usage time with differential settlement Extension, it is easy to occur leak and infiltration phenomenon, hypogee post-cast strip is existing all the time for a long time oozes in various degree The technical barrier of leakage.
The content of the invention
The purpose of this utility model is simple for existing hypogee late poured band structure, typically only in concrete table Face is internally provided with one or more layers waterproof layer, and water resistance is poor, it is easy to the defects of leak and phenomenon to seep water occurs And deficiency, now offer is a kind of rational in infrastructure, employs multiple waterproof design, and water resistance is improved, and heavy to building Drop difference, which has, well adapts to ability, even if there is localized seepage, ponding accessible can also dredge discharge, and building will not be tied Structure and routine use adversely affect, and service life has obtained a kind of extended post-cast strip for underground building waterproof construction.
To achieve the above object, the technical solution of the utility model is:A kind of post-cast strip for underground building waterproof knot Structure, including base wall panel and post-cast strip, it is characterised in that:Blinding layer is provided with immediately below the post-cast strip, in blinding layer And the bottom of post-cast strip is provided with catch basin, catch basin is inverted trapezoidal or V-structure, and the bottom level of catch basin, which is fixed, to be set Collector pipe is equipped with, collector pipe is connected with branch drain, and branch drain is connected with the ponding pump drainage chamber positioned at lower position, product Water pump drainage intracavitary is provided with draining pump, is filled with rubble drainage filled layer in the inner cavity of catch basin, rubble drainage filled layer it is upper Watertight insulation, the bottom of catch basin and the engaging portion of side wall and blinding layer are equipped between surface and the bottom of post-cast strip Position is respectively arranged with concrete cushion and lower concrete cushion, and one is provided between upper concrete cushion and lower concrete cushion Road or multi layer waterproof layer, the side wall of the base wall panel and the binding site of post-cast strip are provided with concave seam, the middle part edge of concave seam It is embedded the steel plate for sealing water for being equipped with connection base wall panel and post-cast strip.
Further, the concave seam is isosceles trapezoidal structure, and side wall and the concave seam of post-cast strip are correspondingly arranged, concave seam Outside be filled with flexible waterproof construction glue.
Further, the steel plate for sealing water insertion base wall panel and the depth of post-cast strip are 6 centimetres -15 centimetres, steel plate for sealing water It is bonded in by structure glue in base wall panel and post-cast strip.
Further, the blinding layer is internally provided with reinforcing bar reinforcing mat, between catch basin and upper concrete cushion Integration is equipped with waterproof roll layer.
Further, waterproof reinforced layer is provided between concrete cushion and lower concrete cushion on the ring, waterproof adds The outer edge of strong layer extends to the outside of catch basin.
Further, the bottom surface of the waterproof roll layer or the bottom surface of waterproof reinforced layer are provided with fine sand concrete protective Layer.
The beneficial effects of the utility model are:
1. the utility model is provided with concave seam in base wall panel, inlayed in the middle part of concave seam be provided with connection base wall panel and The steel plate for sealing water of post-cast strip, and one or multi-channel waterproof layer is provided with blinding layer, employ multiple waterproof design and improve Water resistance.
2. the utility model is provided with catch basin in the bottom of post-cast strip, oozing for post-cast strip can be accepted and be collected to catch basin Leak, is provided with collector pipe and rubble drainage filled layer in catch basin, and efficiently solving hypogee post-cast strip, locally infiltration is difficult With the technical problem of solution, local infiltration accessible can dredge outflow.
3. the utility model efficiently solves the technology of the different leakages existing all the time of hypogee post-cast strip for a long time Problem, has building settlement difference and well adapts to ability, and ponding occur even if part accessible can also dredge discharge, will not Building structure and routine use are adversely affected, service life is extended.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
In figure:Base wall panel 1, post-cast strip 2, concave seam 3, steel plate for sealing water 4, blinding layer 5, catch basin 6, collector pipe 7, draining Branch pipe 8, watertight insulation 9, rubble drainage filled layer 10, upper concrete cushion 11, lower concrete cushion 12, fine sand concrete are protected Sheath 13, waterproof roll layer 14, waterproof reinforced layer 15, reinforcing bar reinforcing mat 16.
Embodiment
The utility model is described in further detail below in conjunction with brief description of the drawings and embodiment.
Referring to Fig. 1, a kind of post-cast strip for underground building waterproof construction of the utility model, including base wall panel 1 and post-cast strip 2, it is characterised in that:The underface of the post-cast strip 2 is provided with blinding layer 5, and blinding layer 5 is interior and is located at the bottom of post-cast strip 2 Portion is provided with catch basin 6, and catch basin 6 is inverted trapezoidal or V-structure, and the bottom level of catch basin 6 is fixedly installed collector pipe 7, Collector pipe 7 is connected with branch drain 8, and branch drain 8 is connected with the ponding pump drainage chamber positioned at lower position, ponding pump drainage chamber Draining pump is inside installed, rubble drainage filled layer 10, the upper surface of rubble drainage filled layer 10 are filled with the inner cavity of catch basin 6 The engaging portion of watertight insulation 9, the bottom of catch basin 6 and side wall and blinding layer 5 is equipped between the bottom of post-cast strip 2 Position is respectively arranged with concrete cushion 11 and lower concrete cushion 12, between upper concrete cushion 11 and lower concrete cushion 12 One or multi-channel waterproof layer is provided with, the side wall of base wall panel 1 is provided with concave seam 3, concave seam 3 with the binding site of post-cast strip 2 Middle part inlay be provided with connection base wall panel 1 and post-cast strip 2 steel plate for sealing water 4.
The concave seam 3 is isosceles trapezoidal structure, and side wall and the concave seam 3 of post-cast strip 2 are correspondingly arranged, outside concave seam 3 Side is filled with flexible waterproof construction glue.
It is 6 centimetres -15 centimetres that the steel plate for sealing water 4, which is embedded in base wall panel 1 and the depth of post-cast strip 2, and steel plate for sealing water 4 passes through knot Structure glue sticking is in base wall panel 1 and post-cast strip 2.
The blinding layer 5 is internally provided with reinforcing bar reinforcing mat 16, one between catch basin 6 and upper concrete cushion 11 Change is equipped with waterproof roll layer 14.
Waterproof reinforced layer 15, waterproof reinforced layer are provided with the ring between concrete cushion 11 and lower concrete cushion 12 15 outer edge extends to the outside of catch basin 6.
The bottom surface of the waterproof roll layer 14 or the bottom surface of waterproof reinforced layer 15 are provided with fine sand concrete cover 13.
Referring to Fig. 1, the side wall of base wall panel 1 is provided with concave seam 3 with the binding site of post-cast strip 2, with traditional post-cast strip Vertical lap seam is different, and concave seam 3 is isosceles trapezoidal structure used by the utility model, and the side wall of post-cast strip 2 is corresponding with concave seam 3 Set, change the current route that may be leaked, while also inlayed at the middle part of concave seam 3 and be provided with connection base wall panel 1 with after The steel plate for sealing water 4 of band 2 is poured, it is 6 centimetres -15 centimetres that steel plate for sealing water 4, which is embedded in base wall panel 1 and the depth of post-cast strip 2, steel plate for sealing water 4 It is bonded in by structure glue in base wall panel 1 and post-cast strip 2, the outside of concave seam 3 is filled with flexible waterproof construction glue, always Body has reached preferable waterproof effect.
The underface of post-cast strip 2 is provided with blinding layer 5, and blinding layer 5 uses sandstone and the conventional concrete side of pouring Method is constructed, and reinforcing bar reinforcing mat 16 can be internally provided with blinding layer 5 to increase intensity.In blinding layer 5 and it is located at The bottom of post-cast strip 2 is provided with catch basin 6, and catch basin 6 is inverted trapezoidal or V-structure, for accepting and collecting oozing for post-cast strip 2 Leak, the utility model change taken in conventional post-cast strip waterproof construction based on water blockoff in a manner of, employ water blockoff Based on, and add and enhance hydrophobic function, the hypogee post-cast strip locally insoluble technical problem of infiltration is efficiently solved, Local infiltration accessible can dredge outflow.
The bottom level of catch basin 6 is fixedly installed collector pipe 7, and the bottom necking of catch basin 6 is entirely located in collector pipe 7 In upper port, the ponding in catch basin 6 can be pooled in collector pipe 7.Collector pipe 7 can use corrosion resistant metal pipe along axle center Line, which is divided into two, to be made, or is divided into two and be made along axial line using PVC water pipes.Collector pipe 7 is connected with branch drain 8, Branch drain 8 is connected with the ponding pump drainage chamber positioned at lower position, and ponding pump drainage intracavitary is provided with draining pump.Then catchmenting Elongated bar-mat reinforcement is laid with the upper end opening of pipe 7, is filled with rubble drainage filled layer 10 in the inner cavity of catch basin 6, stone drainage is filled out Fill bead flush outside the upper surface of layer 10 and the upper end of catch basin 6, upper surface and the post-cast strip 2 of rubble drainage filled layer 10 Be equipped with watertight insulation 9 between bottom, watertight insulation 9 has certain waterproof action, while also can drainage, rubble drainage Filled layer 10 can make under the current of leakage, will not be deposited on the inside of catch basin 6.
It is integrated between catch basin 6 and upper concrete cushion 11 to be equipped with waterproof roll layer 14, the bottom of catch basin 6 and The binding site of side wall and blinding layer 5 is respectively arranged with concrete cushion 11 and lower concrete cushion 12, upper concrete mats One or multi-channel waterproof layer is provided between layer 11 and lower concrete cushion 12, forms multilayer antiseepage aqueous systems.Such as:In ring Waterproof reinforced layer 15, the outer edge extension of waterproof reinforced layer 15 are provided between upper concrete cushion 11 and lower concrete cushion 12 To the outside of catch basin 6, in order to improve waterproof effect, the bottom surface of waterproof reinforced layer 15 is provided with fine sand concrete cover 13.
The utility model structure is novel, breaches the construction thinking of conventional post-cast strip waterproof, changes conventional post-cast strip and prevent Taken in water construction based on water blockoff in a manner of, efficient set water blockoff and hydrophobic, water blockoff and hydrophobic phase combine, to building Differential settlement, which has, well adapts to ability, efficiently solves that hypogee post-cast strip for a long time is existing all the time to ooze in various degree The technical barrier of leakage.After using for a longer period, even if occurring localized seepage after the use of long period, ponding also can be without barrier Hinder and dredge discharge, building structure and routine use will not be adversely affected, durability is good, extends the use of post-cast strip Service life.
Above content is to combine the further description that embodiment does the utility model, it is impossible to thinks this The specific implementation of utility model is confined to these explanations, comes for the utility model person of an ordinary skill in the technical field Say, the simple replacement made without departing from the concept of the premise utility, should all be considered as belonging to the utility model Protection domain.

Claims (6)

1. a kind of post-cast strip for underground building waterproof construction, including base wall panel(1)And post-cast strip(2), it is characterised in that:After described Pour band(2)Underface be provided with blinding layer(5), blinding layer(5)It is interior and be located at post-cast strip(2)Bottom be provided with and catchment Groove(6), catch basin(6)For inverted trapezoidal or V-structure, catch basin(6)Bottom level be fixedly installed collector pipe(7), catchment Pipe(7)With branch drain(8)It is connected, branch drain(8)It is connected with the ponding pump drainage chamber positioned at lower position, ponding pump drainage Intracavitary is provided with draining pump, catch basin(6)Inner cavity in be filled with rubble drainage filled layer(10), rubble drainage filled layer(10) Upper surface and post-cast strip(2)Bottom between be equipped with watertight insulation(9), catch basin(6)Bottom and side wall and base Plinth bed course(5)Binding site be respectively arranged with concrete cushion(11)With lower concrete cushion(12), upper concrete cushion (11)With lower concrete cushion(12)Between be provided with one or multi-channel waterproof layer, the base wall panel(1)Side wall and post-cast strip (2)Binding site be provided with concave seam(3), concave seam(3)Middle part inlay and be provided with connection base wall panel(1)And post-cast strip (2)Steel plate for sealing water(4).
A kind of 2. post-cast strip for underground building waterproof construction according to claim 1, it is characterised in that:The concave seam (3)For isosceles trapezoidal structure, post-cast strip(2)Side wall and concave seam(3)It is correspondingly arranged, concave seam(3)Outside filled with tool Flexible waterproof construction glue.
A kind of 3. post-cast strip for underground building waterproof construction according to claim 1, it is characterised in that:The steel plate for sealing water (4)Embedded base wall panel(1)And post-cast strip(2)Depth be 6 centimetres -15 centimetres, steel plate for sealing water(4)Bottom is bonded in by structure glue Siding(1)And post-cast strip(2)On.
A kind of 4. post-cast strip for underground building waterproof construction according to claim 1, it is characterised in that:The blinding layer (5)Be internally provided with reinforcing bar reinforcing mat(16), catch basin(6)With upper concrete cushion(11)Between integration be equipped with waterproof Coiled material layer(14).
A kind of 5. post-cast strip for underground building waterproof construction according to claim 1, it is characterised in that:The upper concrete Bed course(11)With lower concrete cushion(12)Between be provided with waterproof reinforced layer(15), waterproof reinforced layer(15)Outer edge extension To catch basin(6)Outside.
A kind of 6. post-cast strip for underground building waterproof construction according to claim 1, it is characterised in that:The waterproof roll Layer(14)Bottom surface or waterproof reinforced layer(15)Bottom surface be provided with fine sand concrete cover(13).
CN201720487475.7U 2017-05-04 2017-05-04 A kind of post-cast strip for underground building waterproof construction Expired - Fee Related CN207277387U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720487475.7U CN207277387U (en) 2017-05-04 2017-05-04 A kind of post-cast strip for underground building waterproof construction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720487475.7U CN207277387U (en) 2017-05-04 2017-05-04 A kind of post-cast strip for underground building waterproof construction

Publications (1)

Publication Number Publication Date
CN207277387U true CN207277387U (en) 2018-04-27

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114775699A (en) * 2022-06-01 2022-07-22 中铁十七局集团建筑工程有限公司 Post-cast strip structure and construction method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114775699A (en) * 2022-06-01 2022-07-22 中铁十七局集团建筑工程有限公司 Post-cast strip structure and construction method thereof

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180427

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