CN107460951A - A kind of basement bottom board and its construction method - Google Patents
A kind of basement bottom board and its construction method Download PDFInfo
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- CN107460951A CN107460951A CN201710891452.7A CN201710891452A CN107460951A CN 107460951 A CN107460951 A CN 107460951A CN 201710891452 A CN201710891452 A CN 201710891452A CN 107460951 A CN107460951 A CN 107460951A
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- plate
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- waterproof
- concrete
- girt strip
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- 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
- E04B1/0007—Base structures; Cellars
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The invention discloses a kind of ground lower shoe and its construction method, belong to building waterproofing technique field.It includes reinforced concrete girt strip, and one layer of flexible waterproof layer is additionally provided with reinforced concrete girt strip, and the flexible waterproof layer is some independent waterproof unit compositions, and the periphery of the waterproof unit is also associated with a circle waterstop, and waterstop is embedded in the reinforced concrete girt strip of surrounding.The present invention can make the flexible waterproof layer of concrete dense-rib plate move to multi-ribbed plate top board undersurface from basement top, reduce buoyancy, the core being filled in multi-ribbed plate is connected and extended in ground with ground, so as to resist buoyancy using " earth-grasping force " of core and with the collateral resistance of ground, so as to reduce basement bottom board cost, improve the anti-floating bearing capacity of basement, waterproof unit connects with the insertion of close finned surface plate, waterproof unit and close finned surface plate collective effect can be made, enhance the cracking resistance of close finned surface plate, so that concrete impermeable structure performance is lifted, obtain more preferable waterproof effect.
Description
Technical field
The present invention relates to a kind of basement bottom board, more particularly to a kind of concrete dense-rib plate flexible water unit, core and its
Construction method, belong to building waterproofing technique field.
Background technology
Basement bottom board has the requirement such as anti-floating, waterproof, and especially a-hundred-year buoyancy load and waterproof requirement make ground
The cost of lower room bottom plate is high.Existing demand of technical standard is entered using the waterproof coiled material of rigid concrete impermeable structure and flexibility
The dual waterproof of row.Concrete can be greatlyd save by increasing depth of section using concrete Hollow Slab Structure, reduce steel using amount.However, pass
The waterproofing process of system is that waterproof roll is layed in into substrate, and shortcoming is that seam leaves hidden danger, construction bottom die and assembling reinforcement too much
When easily cause coiled material destruction, set mortar cover to take a lot of work time-consuming increase cost, in addition, the increase of hollow slab depth of section makes to float
The acting surface of power, which moves down, is directed at buoyancy increase.
Therefore, it is meaningful that a kind of construction is simple, reliability height, short time limit, the Novel underground room bottom plate of low cost are developed.
The content of the invention
The technical problem to be solved in the present invention is：A kind of basement bottom board and its construction method are provided, it is a kind of construction
Simply, reliability height, short time limit, the Novel underground room bottom plate of low cost, solve above mentioned problem existing for basement bottom board.
The technical scheme is that：A kind of basement bottom board, it includes reinforced concrete girt strip, in reinforced concrete girt strip also
Provided with one layer of flexible waterproof layer, the flexible waterproof layer forms for some independent waterproof units, the periphery of the waterproof unit
A circle waterstop is also associated with, waterstop is embedded in the reinforced concrete girt strip of surrounding.
One layer of flexible water connect band is also accompanied in the reinforced concrete girt strip, the flexible water connection band connection is adjacent anti-
The waterstop of water unit.
The flexible water connect band is cast-in-place structure glue mortar（Or fine-stone concrete）Or cast-in-place epoxy resin mortar
（Or fine-stone concrete）Or cast-in-place fibre mortar（Or fine-stone concrete）Or prefabricated structure film.
It comprises at least two kinds of depth of sections, and the depth of section of column base plate block is more than intercolumniation plate, the section of intercolumniation plate
Highly it is not less than center plate.The division principle of plate is：Center plate refers generally to the span scope of two side of plate center line 1/4；Post
Bottom plate block refers generally to the span scope of two side of mast axis 1/4；Intercolumniation plate refers to remaining plate.
The center plate is solid slab or multi-ribbed plate or is inverted multi-ribbed plate structure, and intercolumniation plate is multi-ribbed plate structure, post
Bottom plate block is solid slab or multi-ribbed plate structure.
Core is filled with the cavity of the multi-ribbed plate.
A kind of construction method of basement bottom board, it is characterised in that：Construction procedure is：First, first by core ground in the original location
On arranged by the preset clearance of design requirement；2nd, waterproof unit is covered above core；3rd, pressed above core
Design requirement installation plate muscle, by design requirement arrangement beam muscle in the gap of core；4th, poured into a mould in the top surface of core and gap
Reinforced concrete, waterproof connect band be cast and be clipped in girt strip and build-in waterstop in the inner, core is cast in the beam of reinforced concrete
In plate, waterproof unit is between the top surface of core and reinforced concrete top board undersurface, the waterstop free end insertion week of waterproof unit
In the waterproof connect band in reinforced concrete girt strip enclosed.
The core in the following ways in a kind of mode be made：A, using ground sun-dried mud brick in situ cut finishing shaping and
Bottom surface keeps nature globality with ground；B, filling forming behind periphery and bottom surface is piled up using block, adopted in the block of bottom
With the gelling thing grouting such as cement mortar or fine-stone concrete and penetrating into ground makes it be condensed into entirety with ground；C, using there is filler
Casing；D, the block made using anti-floating weight.
The beneficial effects of the invention are as follows：
Compared with prior art, the method have the advantages that：
1st, using the elastomeric material batch production that a kind of price of waste or used plastics, reclaimed rubber is low, tensile property is good, water resistance is good
Waterproof unit is manufactured in batch production, substitutes traditional coiled material waterproofing process of basement bottom board, not only reliable in quality but also has eliminated scene
The time of construction, the top surface that waterproof unit is placed in core are protected by surface layer concrete bottom plate, effectively prevent artificially with external force
Destroy, it also avoid coil waterproof layer and substantially increase durability under rugged environment, while also eliminate scene
Bottom surface bed course, screed-coat, the mortar cover above of construction waterproof coiled material, so as to reach the mesh for reducing cost, shortening the duration
's.In addition, the waterstop of waterproof unit connects with the insertion of basement girt strip, it can effectively make waterproof unit common with basement bottom board
Work, enhances the bearing capacity of concrete structure, the cracking resistance of bottom plate significantly improves, so that impermeable structure performance obtains
With lifting, good waterproof effect is achieved.
2nd, each waterproof unit is connected as entirety by the flexible water connection sandwich in reinforced concrete girt strip, makes flexible waterproof layer
Globality and continuity are provided with, its link position carries in concrete girt strip therefore improves the reliability of connection.
3rd, traditional concrete base arrangement is made by concrete hollow slab or multi-ribbed plate structure using core, utilizes less concrete dosage
Its section is had larger increase, reach the purpose for greatly improving its bearing capacity or steel using amount being greatly reduced.
4th, weight is filled in hollow slab or multi-ribbed plate, and is attached in hollow slab or multi-ribbed plate girt strip, one can be offset
Part buoyancy.
5th, it is by flexible waterproof layer（Generally waterproof coiled material, coating water-proof, spraying waterproof etc.）It is empty from foundation surface or concrete
The bottom plate bottom surface of web moves to top board undersurface, and porous or the heavier filling that can be absorbed water will be filled in basement concrete empty stomach bottom plate
Thing（Such as cobble, mud horsestone, sandstone, brickbat, concrete fragment, clay, phosphorus slag, slag）, so that the effect of underground water uplift pressure
Face moves to hollow slab top board undersurface from substrate, so as to reduce the buoyancy that basement bottom board is born.
6th, gelling thing is poured in core underfill（Such as cement mortar, fine-stone concrete）Can condense bottom block
Extended to for overall and infiltration in substrate, or carry out cutting using ground in-situ soil and be trimmed to up big and down small cone sun-dried mud brick, no
The deadweight of filler is only set to be attached on basement empty stomach base arrangement, and the ground adhesion strength or binder materials of sun-dried mud brick in situ are oozed
Thoroughly in making filler or original soil base extend in ground in ground, so as to obtain bigger heavier filler or original soil base, from
And obtain " earth-grasping force " and be used to resist buoyancy caused by pour concrete in work progress with the collateral resistance of ground, and using rank
Section is used to balance all or part of buoyancy force of underground water.
7th, using different structure form and different cross section height optimization basement bottom board, drawn by 1/4 post away from line institute coaming plate block
Point, can be plate, intercolumniation plate and center plate under post by Plate division.Center plate stress is minimum, typically using 200~
The solid slab section of 300 millimeters thicks can not only lack earth excavation but also construction is simple, or using the high inversion multi-ribbed plate of 200 thicknesss of slab, 400 ribs
Structure, banketed neutral buoyancy using intercostal；Intercolumniation plate stress is larger, is typically cut using 500~900 millimeters of high multi-ribbed plates
Face, substantially reduce steel using amount；Capital plate is stress maximum, typically using 600~1200 millimeters high of multi-ribbed plate or reality
Core section, substantially reduces steel using amount.
Brief description of the drawings
Fig. 1：A kind of waterproof unit cross-sectional view of basement bottom board；
Fig. 2：A kind of cross-sectional view of basement bottom board；
Fig. 3：A kind of Plate division schematic diagram of basement bottom board.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below with reference to this specification accompanying drawing to this hair
It is bright to be described in further detail.
Embodiment 1:As shown in Figures 1 to 3, a kind of waterproof unit 2, comprising sealing frame and waterproof web, sealing frame is
Rectangle, length and width are 2.1 meters, and internal cavities length and width is 1.9 meters, and frame is wide 0.1 meter, and section form is in-line, thickness 5
Millimeter, the upper and lower surface in free end have that the sealing convex tendon of a loop is wide 20 millimeters, and thick 10 millimeters, there is a ring connection end
One wide 20 millimeter of the water stop slot of shape, deep 10 millimeters, the length and width of waterproof web is 2 meters, and panel is thick 5 millimeters, panel periphery bottom
There is the connection fin that a loop is closed in face, and size is corresponding with water stop slot one, using regenerating waste used plastics hot forming,
Batch production is produced in batches.
Further, basement bottom board is with the preparation method of core 9：Made using foundation soil in situ：In earthen foundation
On, according to design requirement, 250 millimeters of girt strip width, 250 millimeters of groove width is excavated, it is deep 1.2 meters, each 1.8 meters of length and width, formed
The matrix sun-dried mud brick of 2.05 meters of middle-range, waterproof unit 2 is installed on sun-dried mud brick top surface.
Further, the preparation method of flexible water connect band 5 is：Use mortar or microlith of the structure glue for active material
Concrete.
Further, described basement bottom board, 8.4 meters of post net, using waterproof unit, flexible water stop, different structure
The construction method and construction procedure of form and different cross section height be：
First, waterproof unit prefabricated transports job site in factory's batch；
2nd, core takes 200 millimeters to be arranged on ground by the preset clearance of design requirement in the original location, the length and width of anti-floating core
1200 millimeters are taken, rib height（Gap depth）Value：Center plate（The span scope of two side of plate center line 1/4：4200x4200 millis
Rice plate）Take 600 millimeters；Column base plate block（The span scope of two side of mast axis 1/4：4200x4200 millimeter plates）Take 1200 millimeters；
Intercolumniation plate（Remaining plate）Take 900 millimeters.Close 200 millimeters of finned surface thickness value.
3rd, a circle 100x100 millimeter concave stations are dug within one week in core top surface（Concrete girt strip is embedded in for waterstop）；
4th, waterproof unit is covered above core, waterstop stretches into girt strip 50 millimeters；
5th, design requirement installation plate muscle is pressed above waterproof unit, by design requirement arrangement beam muscle in the gap of core；
6th, in the gap of core under pour concrete to plate at 100 millimeters（Waterproof unit waterstop is stretched at girt strip）；
7th, in the gap of core under pour concrete waterproof connect band to plate, waterstop is cast in embedded waterproof connect band, is prevented
Water connect band uses epoxy resin fine-stone concrete；
8th, top plate concrete is poured into a mould in the top surface of waterproof unit, core, which is cast, to be embedded in reinforced concrete girt strip and top plate, waterproof unit
Between the top surface of core and concrete top board undersurface, in the concrete of the waterstop free end insertion girt strip of waterproof unit.
Embodiment 2:As shown in Figures 1 to 3, a kind of waterproof unit, the section form of sealing frame are inverted L-shaped, free limb outer surface
On have a two circle water stop slots two, connection outlimb has the connecting groove one of a loop, and waterproof web surface has latticed fin,
Rib is high 3 millimeters, and 3 millimeters of rib width, rib is away from 50 millimeters.Remaining is same as Example 1.
Further, basement bottom board is with the preparation method of core 9：High 250 millimeters, depth 200 is dug in the lower end of sun-dried mud brick
One circle groove of millimeter, remaining is same as Example 1.
Further, the preparation method of flexible water connect band 5 is：Epoxy resin is used as the mortar of active material or thin
Shi Tong.
Further, described basement bottom board, 8.4 meters of post net, using waterproof unit, flexible water stop, different structure
The construction method and construction procedure of form and different cross section height be：
First, waterproof unit prefabricated transports job site in factory's batch；
2nd, core takes 200 millimeters to be arranged on ground by the preset clearance of design requirement in the original location, the length and width of anti-floating core
1200 millimeters are taken, rib height（Gap depth）Value：Center plate（The span scope of two side of plate center line 1/4：4200x4200 millis
Rice plate）Take 600 millimeters；Column base plate block（The span scope of two side of mast axis 1/4：4200x4200 millimeter plates）Take 1200 millimeters；
Intercolumniation plate（Remaining plate）Take 900 millimeters.Close 200 millimeters of finned surface thickness value.
3rd, a circle 100x100 millimeter concave stations are dug within one week in core top surface（Concrete girt strip is embedded in for waterstop）；
4th, waterproof unit is covered above core, waterstop stretches into girt strip 50 millimeters；
5th, design requirement installation plate muscle is pressed above waterproof unit, by design requirement arrangement beam muscle in the gap of core；
6th, in the gap of core under pour concrete to plate at 100 millimeters（Waterproof unit waterstop is stretched at girt strip）；
7th, in the gap of core under pour concrete waterproof connect band to plate, waterstop is cast in embedded waterproof connect band, is prevented
Water connect band uses epoxy resin fine-stone concrete；
8th, top plate concrete is poured into a mould in the top surface of waterproof unit, core, which is cast, to be embedded in reinforced concrete girt strip and top plate, waterproof unit
Between the top surface of core and concrete top board undersurface, in the concrete of the waterstop free end insertion girt strip of waterproof unit.
Embodiment 3:As shown in Figures 1 to 3, a kind of waterproof unit, waterproof web surface have lattice-like projection, high 3 milli of projection
Rice, 3 millimeters of length and width, 50 millimeters of spacing.Sealing frame is L-shaped section, and there are two circle spacing 10 horizontal limb upper surface and lower surface
The ring-type sealing convex tendon of millimeter, remaining is same as Example 1.
A kind of basement bottom board is with the preparation method of core 9：On rock or pebble ground, according to the internal model chi of design
It is very little：It is high 1.2 meters, each 1.8 meters of length and width, wall is safeguarded using block stone or the circle of brick masonry one around, one layer of 300 milli of place mat in bottom
Meter Hou Du rubble or cobble and with cement mortar or microlith concrete pouring, make cement mortar or fine-stone concrete penetrate into rock or ovum
Certain depth connects as one with bed course in stone ground, then by block weight such as：Rubble, cobble, brickbat, concrete fragment, slag,
Phosphorus slag, soil block etc. are filled in the cavity for safeguarding wall, and top is bound using waterproof unit 2.
Further, the preparation method of flexible water connect band 5 is：Swelling agent is added in common fine-stone concrete（Such as：AEA、
UEA etc.）And chopped fiber（Such as：Glass fibre, Carbon fiber plum, steel fibre etc.）.
Further, described basement bottom board, 8.4 meters of post net, using waterproof unit, flexible water stop, different structure
The construction method and construction procedure of form and different cross section height be：
First, waterproof unit prefabricated transports job site in factory's batch；
2nd, core takes 200 millimeters to be arranged on ground by the preset clearance of design requirement in the original location, the length and width of anti-floating core
1200 millimeters are taken, rib height（Gap depth）Value：Center plate（The span scope of two side of plate center line 1/4：4200x4200 millis
Rice plate）Take 600 millimeters；Column base plate block（The span scope of two side of mast axis 1/4：4200x4200 millimeter plates）Take 1200 millimeters；
Intercolumniation plate（Remaining plate）Take 900 millimeters.Close 200 millimeters of finned surface thickness value.
3rd, a circle 100x100 millimeter concave stations are dug within one week in core top surface（Concrete girt strip is embedded in for waterstop）；
4th, waterproof unit is covered above core, waterstop stretches into girt strip 50 millimeters；
5th, design requirement installation plate muscle is pressed above waterproof unit, by design requirement arrangement beam muscle in the gap of core；
6th, in the gap of core under pour concrete to plate at 100 millimeters（Waterproof unit waterstop is stretched at girt strip）；
7th, in the gap of core under pour concrete waterproof connect band to plate, waterstop is cast in embedded waterproof connect band, is prevented
Water connect band uses epoxy resin fine-stone concrete；
8th, top plate concrete is poured into a mould in the top surface of waterproof unit, core, which is cast, to be embedded in reinforced concrete girt strip and top plate, waterproof unit
Between the top surface of core and concrete top board undersurface, in the concrete of the waterstop free end insertion girt strip of waterproof unit.
Embodiment 4：As shown in Figures 1 to 3, a kind of waterproof unit, waterproof web surface have lattice-like projection, high 3 milli of projection
Rice, 3 millimeters of length and width, 50 millimeters of spacing.Sealing frame is L-shaped section, and there are two circle spacing 10 horizontal limb upper surface and lower surface
The ring-type sealing convex tendon of millimeter, remaining is same as Example 1.
A kind of basement bottom board is with the preparation method of core 9：Using latticed prefabricated side form be installed on rock foundation or
Wall is safeguarded in substitution on pebble ground, and remaining is same as Example 3.During pour concrete girt strip, concrete slurry pours into periphery by side form mesh
Block filler in concrete girt strip, side form and periphery bulk filler is condensed into entirety.
Further, the preparation method of flexible water connect band 5 is：Swelling agent is added in common fine-stone concrete（Such as：AEA、
UEA etc.）And chopped fiber（Such as：Glass fibre, Carbon fiber plum, steel fibre etc.）.
Further, described basement bottom board, 8.4 meters of post net, using waterproof unit, flexible water stop, different structure
The construction method and construction procedure of form and different cross section height be：
First, waterproof unit prefabricated transports job site in factory's batch；
2nd, core takes 200 millimeters to be arranged on ground by the preset clearance of design requirement in the original location, the length and width of anti-floating core
1200 millimeters are taken, rib height（Gap depth）Value：Center plate（The span scope of two side of plate center line 1/4：4200x4200 millis
Rice plate）Take 600 millimeters；Column base plate block（The span scope of two side of mast axis 1/4：4200x4200 millimeter plates）Take 1200 millimeters；
Intercolumniation plate（Remaining plate）Take 900 millimeters.Close 200 millimeters of finned surface thickness value.
3rd, a circle 100x100 millimeter concave stations are dug within one week in core top surface（Concrete girt strip is embedded in for waterstop）；
4th, waterproof unit is covered above core, waterstop stretches into girt strip 50 millimeters；
5th, design requirement installation plate muscle is pressed above waterproof unit, by design requirement arrangement beam muscle in the gap of core；
6th, in the gap of core under pour concrete to plate at 100 millimeters（Waterproof unit waterstop is stretched at girt strip）；
7th, in the gap of core under pour concrete waterproof connect band to plate, waterstop is cast in embedded waterproof connect band, is prevented
Water connect band uses epoxy resin fine-stone concrete；
8th, top plate concrete is poured into a mould in the top surface of waterproof unit, core, which is cast, to be embedded in reinforced concrete girt strip and top plate, waterproof unit
Between the top surface of core and concrete top board undersurface, in the concrete of the waterstop free end insertion girt strip of waterproof unit.
Embodiment 5：As shown in Figures 1 to 3, a kind of waterproof unit, waterproof web surface have lattice-like projection, high 3 milli of projection
Rice, 3 millimeters of length and width, 50 millimeters of spacing.Sealing frame is L-shaped section, and there are two circle spacing 10 horizontal limb upper surface and lower surface
The ring-type sealing convex tendon of millimeter, remaining is same as Example 1.
A kind of basement bottom board is with the preparation method of core 9：The position of design requirement is pressed on basement foundation ditch bottom surface
Diaphragm capsule or casing are installed, filling anti-floating filling weight in it（Such as foundation ditch spoir, rubble, cobble, discarded concrete block）.
Further, the preparation method of flexible water connect band 5 is：Swelling agent is added in common fine-stone concrete（Such as：AEA、
UEA etc.）And chopped fiber（Such as：Glass fibre, Carbon fiber plum, steel fibre etc.）.
Further, described basement bottom board, 8.4 meters of post net, using waterproof unit, flexible water stop, different structure
The construction method and construction procedure of form and different cross section height be：
First, waterproof unit prefabricated transports job site in factory's batch；
2nd, core takes 200 millimeters to be arranged on ground by the preset clearance of design requirement in the original location, the length and width of anti-floating core
1200 millimeters are taken, rib height（Gap depth）Value：Center plate（The span scope of two side of plate center line 1/4：4200x4200 millis
Rice plate）Take 600 millimeters；Column base plate block（The span scope of two side of mast axis 1/4：4200x4200 millimeter plates）Take 1200 millimeters；
Intercolumniation plate（Remaining plate）Take 900 millimeters.Close 200 millimeters of finned surface thickness value.
3rd, a circle 100x100 millimeter concave stations are dug within one week in core top surface（Concrete girt strip is embedded in for waterstop）；
4th, waterproof unit is covered above core, waterstop stretches into girt strip 50 millimeters；
5th, design requirement installation plate muscle is pressed above waterproof unit, by design requirement arrangement beam muscle in the gap of core；
6th, in the gap of core under pour concrete to plate at 100 millimeters（Waterproof unit waterstop is stretched at girt strip）；
7th, in the gap of core under pour concrete waterproof connect band to plate, waterstop is cast in embedded waterproof connect band, is prevented
Water connect band uses epoxy resin fine-stone concrete；
8th, top plate concrete is poured into a mould in the top surface of waterproof unit, core, which is cast, to be embedded in reinforced concrete girt strip and top plate, waterproof unit
Between the top surface of core and concrete top board undersurface, in the concrete of the waterstop free end insertion girt strip of waterproof unit.
Embodiment 6：As shown in Figures 1 to 3, a kind of waterproof unit, waterproof web surface have lattice-like projection, high 3 milli of projection
Rice, 3 millimeters of length and width, 50 millimeters of spacing.Sealing frame is L-shaped section, and there are two circle spacing 10 horizontal limb upper surface and lower surface
The ring-type sealing convex tendon of millimeter, remaining is same as Example 1.
A kind of basement bottom board is with the preparation method of core 9：The position of design requirement is pressed on basement foundation ditch bottom surface
Low-intensity precast concrete block or high water absorbing capacity block are installed（Such as gypsum block, case-hardened sponge block）.
Further, the preparation method of flexible water connect band 5 is：Swelling agent is added in common fine-stone concrete（Such as：AEA、
UEA etc.）And chopped fiber（Such as：Glass fibre, Carbon fiber plum, steel fibre etc.）.
Further, described basement bottom board, 8.4 meters of post net, using waterproof unit, flexible water stop, different structure
The construction method and construction procedure of form and different cross section height be：
First, waterproof unit prefabricated transports job site in factory's batch；
2nd, core takes 200 millimeters to be arranged on ground by the preset clearance of design requirement in the original location, the length and width of anti-floating core
1200 millimeters are taken, rib height（Gap depth）Value：Center plate（The span scope of two side of plate center line 1/4：4200x4200 millis
Rice plate）Take 600 millimeters；Column base plate block（The span scope of two side of mast axis 1/4：4200x4200 millimeter plates）Take 1200 millimeters；
Intercolumniation plate（Remaining plate）Take 900 millimeters.Close 200 millimeters of finned surface thickness value.
3rd, a circle 100x100 millimeter concave stations are dug within one week in core top surface（Concrete girt strip is embedded in for waterstop）；
4th, waterproof unit is covered above core, waterstop stretches into girt strip 50 millimeters；
5th, design requirement installation plate muscle is pressed above waterproof unit, by design requirement arrangement beam muscle in the gap of core；
6th, in the gap of core under pour concrete to plate at 100 millimeters（Waterproof unit waterstop is stretched at girt strip）；
7th, in the gap of core under pour concrete waterproof connect band to plate, waterstop is cast in embedded waterproof connect band, is prevented
Water connect band uses epoxy resin fine-stone concrete；
8th, top plate concrete is poured into a mould in the top surface of waterproof unit, core, which is cast, to be embedded in reinforced concrete girt strip and top plate, waterproof unit
Between the top surface of core and concrete top board undersurface, in the concrete of the waterstop free end insertion girt strip of waterproof unit.
Claims (8)
1. a kind of basement bottom board, it includes reinforced concrete girt strip（4）, it is characterised in that：In reinforced concrete girt strip（4）Inside it is additionally provided with
One layer of flexible waterproof layer（1）, the flexible waterproof layer（1）For some independent waterproof units（2）Composition, the waterproof unit
（2）Periphery be also associated with a circle waterstop（3）, waterstop（3）Reinforced concrete girt strip around embedded（4）It is interior.
A kind of 2. basement bottom board according to claim 1, it is characterised in that：The reinforced concrete girt strip（4）Inside also accompany
One layer of flexible water connect band（5）, the flexible water connect band（5）Connect adjacent waterproof unit（2）Waterstop（3）.
A kind of 3. basement bottom board according to claim 2, it is characterised in that：The flexible water connect band（5）It is existing
The structure glue mortar poured（Or fine-stone concrete）Or cast-in-place epoxy resin mortar（Or fine-stone concrete）Or cast-in-place fibre mortar（It is or thin
Shi Tong）Or prefabricated structure film.
A kind of 4. basement bottom board according to claim 1, it is characterised in that：It comprises at least two kinds of depth of sections, post
Bottom plate block（6）Depth of section be more than intercolumniation plate（7）, intercolumniation plate（7）Depth of section be not less than center plate（8）.
A kind of 5. basement bottom board according to claim 4, it is characterised in that：The center plate（8）For solid slab or
Multi-ribbed plate is inverted multi-ribbed plate structure, intercolumniation plate（7）For multi-ribbed plate structure, column base plate block（6）For solid slab or multi-ribbed plate knot
Structure.
A kind of 6. basement bottom board according to claim 5, it is characterised in that：Core is filled with the cavity of the multi-ribbed plate
Mould（9）.
A kind of 7. construction method of basement bottom board according to claim 1~6 any one, it is characterised in that：Construction
Step is：First, first by core（9）Arranged in the original location on ground by the preset clearance of design requirement；2nd, in core（9）'s
Waterproof unit is covered above（2）；3rd, in core（9）Above press design requirement installation plate muscle, in core（9）Gap in press
Design requirement arranges beam muscle；4th, in core（9）Top surface and gap in casting reinforced concrete, waterproof connect band（5）It is cast and presss from both sides
In girt strip and build-in waterstop（4）In the inner, core（9）It is cast in the beam slab of reinforced concrete, waterproof unit（2）Embedded in core
Mould（9）Top surface and reinforced concrete top board undersurface between, waterproof unit（2）Waterstop（3）Reinforced concrete around the insertion of free end
Girt strip（4）Interior waterproof connect band（5）It is interior.
A kind of 8. construction method of basement bottom board according to claim 7, it is characterised in that：The core（9）Using
A kind of mode in the following manner is made：A, finishing shaping is cut using ground sun-dried mud brick in situ and bottom surface keeps nature whole with ground
Body；B, filling forming behind periphery and bottom surface is piled up using block, using cement mortar or fine-stone concrete etc. in the block of bottom
It is set to be condensed into entirety with ground in the grouting of gelling thing and infiltration ground；C, using the casing for having filler；D, using anti-floating weight
The block that thing makes.
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Cited By (1)
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Application publication date: 20171212 |