CN101761187A - Construction separating device for concrete of vertical structure in same wall body with different labels as well as pouring and tamping method thereof - Google Patents
Construction separating device for concrete of vertical structure in same wall body with different labels as well as pouring and tamping method thereof Download PDFInfo
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- CN101761187A CN101761187A CN201019063055A CN201019063055A CN101761187A CN 101761187 A CN101761187 A CN 101761187A CN 201019063055 A CN201019063055 A CN 201019063055A CN 201019063055 A CN201019063055 A CN 201019063055A CN 101761187 A CN101761187 A CN 101761187A
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- 238000000034 method Methods 0.000 title claims abstract description 18
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 14
- 239000010959 steel Substances 0.000 claims abstract description 14
- 239000002184 metal Substances 0.000 claims description 63
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 38
- 230000003014 reinforcing effect Effects 0.000 claims description 25
- 239000003643 water by type Substances 0.000 claims description 24
- 230000002787 reinforcement Effects 0.000 claims description 16
- 125000006850 spacer group Chemical group 0.000 claims description 14
- 210000003205 muscle Anatomy 0.000 claims description 10
- 239000004744 fabric Substances 0.000 claims description 3
- 125000003003 spiro group Chemical group 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
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- 239000012467 final product Substances 0.000 description 2
- 241001417495 Serranidae Species 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
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- 238000009530 blood pressure measurement Methods 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- 238000000926 separation method Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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Abstract
The invention relates to a construction separating device for a concrete of a vertical structure in the same wall body with different labels as well as a pouring and tamping method thereof. The method is characterized by including the steps of marking the boundary position of the concrete in the junction of a wall body and a buttress column at first, inserting a fast-easy closed steel plate net at a locating label position, then binding the horizontal steel bars of the wall body, finally fixing the fast-easy closed steel plate net and installing counter-pulled steel bars. When pouring and temping the concrete, the concrete of the buttress column with high label is poured and temped at first, and the pouring and temping height is the height of a sub-floor; then the concrete of the wall bodies at the two sides of the buttress column with low label is poured and temped to finish pouring and temping the concrete of one floor height. Then the concrete of the upper-floor buttress column with high label and the concrete of the wall bodies with low label are poured and temped in sequence until the concrete of the topmost floor is poured and temped. The method can guarantee the concrete with different labels in the same vertical structure to satisfy respective pouring and temping on the concrete of the wall bodies and embedded columns with different labels, guarantee the close combination of the joint between the two concretes, ensure the integral structure of the walls and the columns, improve the bearing capacity of the buttress column with high label and reduce the contraction crack of the concrete wall bodies with low label, can obviously improve the waterproof effect and quality requirements of the outer walls, and finally realize the integral effects of optimizing structure, saving materials and reducing the construction cost.
Description
Technical field
The present invention relates to the job practices that the same wall body structure of a kind of steel concrete vertically adopts the different labels concrete, relate in particular to a kind of exterior wall of basement or the body of wall of super highrise building substructure band buttress, need the construction separating device of vertical employing different labels concrete and water the method for smashing.
Background technology
Along with the minimizing of land resources, high-rise and super highrise building showed increased, the power that the wall of structure vertical direction and post bear is increasing, and the design label of concrete is also more and more higher.General high-rise superelevation layer basement wall, quality requirement is very high, but owing to adopt high-grade concrete, cause problems such as cracks in concrete walls of basement, basement leakage water easily, not only engineering cost increases, return engineering and bring bigger hidden danger,, select to water to smash more low-grade concrete so outer wall of basement is generally thickeied body of wall.In order to optimize structure, design is under the condition of not thickening wall body structure thickness, frame position at body of wall, increase " sleeper " or " buttress ", need sleeper or buttress to water the concrete of smashing high grade, corresponding body of wall then adopts more low-grade concrete, so just certainly leads to same vertical structure, and sleeper and body of wall adopt the concrete problem of smashing of watering of different labels.So, need the method for smashing of watering of a kind of technical measures and concrete, solve the problem of smashing of watering that same wall body structure vertically adopts the different labels concrete. stressed more reasonable, the quality of building is more guaranteed, also can obviously reduce construction costs simultaneously.
Summary of the invention
The invention provides a kind of construction separating device and method thereof of same body of wall vertical structure different labels concrete, adopt this devices and methods therefor can guarantee that the different labels concrete is in same vertical structure, satisfying watering respectively of concrete wall and sleeper (comprising buttress) different labels concrete smashes, guarantee combining closely of two kinds of concrete seams, guarantee that wall and post become structural entity, and the buttress supporting capacity of high grade is improved, more low-grade concrete wall reduces shrinkage crack, to improving external wall waterproof effect and quality requirement, the final realization optimized structure, economical with materials, the resultant effect of reduction cost.
For achieving the above object, technical scheme of the present invention is:
A kind of same body of wall vertical structure different labels concrete construction separating device be provided with the fast easy-to-closing expanded metal lath at the intersection of the different concrete labels of steel concrete vertical structure, and the fast easy-to-closing expanded metal lath is perpendicular to shear wall.
The fast easy-to-closing expanded metal lath is arranged in the both sides of high-grade concrete retaining wall post, and is that " ∽ " shaped steel muscle of Φ 8 is installed in the inside and outside both sides of expanded metal lath by diameter, makes expanded metal lath uprightly fixing, and " ∽ " shaped steel muscle spacing is 200-300mm, the both sides interlaced arrangement.For the opposing concrete waters and smashes lateral pressure, the fast easy-to-closing expanded metal lath of buttress both sides adopt diameter be 16 to drawing reinforcing bar to fix, and gather and put drawing reinforcing bar to water the bottom of smashing at every layer, its spacing is 200-300mm; The top bare cloth is put, and its spacing is 400-500mm.
The vertical different labels concrete of a kind of same body of wall water the method for smashing, concrete steps comprise:
1. the fast easy-to-closing expanded metal lath is installed
At first in wall and buttress intersection location, insert the fast easy-to-closing expanded metal lath, the colligation of body of wall horizontal reinforcement utilizes fixedly fast easy-to-closing expanded metal lath of " ∽ " type spacer bars, installs drawing reinforcing bar at the expanded metal lath of buttress both sides again.
2. concrete waters and smashes
Water when smashing, earlier water the concrete of smashing the high grade buttress, water that to smash highly be layer height with distributing device or concrete pump line or with the tower crane suspension bucket; Water with the pump line of special-purpose low grade concrete and smash buttress both sides body of wall concrete, the concrete of finishing a floor height waters to be smash, and successively, waters and smashes second layer buttress concrete and second layer body of wall concrete, and to the last one deck concrete waters to smash and finishes.
In the first step: each about 200mm of outward flange that the fast easy-to-closing expanded metal lath is installed on the buttress both sides, carry out telltale mark; And after the vertical main muscle of body of wall is installed,, insert the fast easy-to-closing expanded metal lath according to spaced-apart locations; During the colligation of body of wall horizontal reinforcement,, pass the preformed hole of expanded metal lath, make the fast easy-to-closing expanded metal lath separate the concrete of topping the horizontal reinforcement in the outside; During the fixation steel plate net, in the both sides of expanded metal lath, " ∽ " type spacer bars is installed, the colligation of spacer bars two ends is on the horizontal distribution muscle.Install drawing reinforcing bar at the expanded metal lath of retaining wall post both sides, and water according to concrete and for a short time greatly under the lateral pressure of smashing generation, on close under the reinforcement placement of having loose bowels, and every layer installed the 3-5 road to drawing reinforcing bar.
In the first step: used fast easy-to-closing expanded metal lath width subtracts 35-40mm by thickness of wall body and cuts into strip; In a side of fast easy-to-closing expanded metal lath, apart from edge 20mm place, press the horizontal branch of body of wall bar space, beat the hole of 25mm diameter, make the body of wall horizontal reinforcement pass expanded metal lath. expanded metal lath is put in the body of wall topping, play the compartmentation of topping concrete; Used promptly the buttress width adds each 200m m of both sides, adds the length of screw rod again to drawing reinforcing bar length to add the spiro rod length of bolts at two ends for the distance of the two block plate nets of separating concrete, and screw rod is installed in the centre of body of wall.
The invention has the beneficial effects as follows: adopting fast easy-to-closing net mesh is to form with high-tech full-computerized automatic machinery cutting compacting, when concrete is poured into a mould in the template back, complementary angle sheet on the mesh just is embedded in the concrete, the quality of the seam that links to each other with contiguous castable is good, and its intensity bonding and the shearing aspect can effectively be guaranteed.The fast easy-to-closing net is convenient to wear muscle, a little firmly reinforcing bar is passed through, and treats to turn back the position after reinforcing bar passes through.In addition, adopt this to water the method for smashing and to guarantee that the different labels concrete is in same vertical structure, satisfying watering respectively of body of wall and sleeper (comprising buttress) different labels concrete smashes, guarantee combining closely of two kinds of concrete seams, guarantee that wall and post become structural entity, and the buttress supporting capacity of high grade is improved, more low-grade concrete wall reduces shrinkage crack, to improving external wall waterproof effect and quality requirement, final realization is optimized structure, economical with materials, reduces the resultant effect of cost.
Description of drawings
Fig. 1 is that basement buttress of the present invention and exterior wall different labels concrete water the fast easy-to-closing expanded metal lath mounting plane schematic diagram when smashing;
Fig. 2 is that the buttress high-grade concrete of bottom waters and smashes schematic diagram;
Fig. 3 is that bottom buttress both sides body of wall low grade concrete waters and smashes schematic diagram;
Fig. 4 is that second layer buttress high-grade concrete waters and smashes schematic diagram;
Fig. 5 is that second layer buttress both sides body of wall low grade concrete waters and smashes schematic diagram;
Fig. 6 is that the superiors' buttress high-grade concrete waters and smashes schematic diagram;
Fig. 7 is that the superiors' buttress both sides body of wall low grade concrete waters and smashes schematic diagram.
The specific embodiment
Below in conjunction with specific embodiment, further set forth embodiments of the present invention.Should be understood that these embodiment only to be used to the present invention is described and be not used in and limit the scope of the invention.Should be understood that in addition those skilled in the art can make various changes or modifications the present invention after the content of having read the present invention's instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
As shown in Figure 1, buttress 1 is different concrete labels with basement concrete wall 2, at the boundary of buttress 1 with basement concrete wall 2, adopts fast easy-to-closing expanded metal lath 3 to separate.Be advisable about apart from buttress 1 about 200mm in fast easy-to-closing expanded metal lath 3 installation sites.Fast easy-to-closing expanded metal lath 3 is installed perpendicular to basement concrete wall 2.
Fast easy-to-closing expanded metal lath 3 adopts " ∽ " type spacer barss 4 to fix, and installs on the expanded metal lath of both sides drawing reinforcing bar 5, the reinforcing bar 5 of having loose bowels is watered according to concrete under the lateral pressure of smashing generation descend the close setting of going up for a short time on big.
The vertical different labels concrete of same body of wall of the present invention water the method for smashing, comprise the following steps:
One, material is prepared
1. adopt " fast easy-to-closing " expanded metal lath 3, as the barrier material of two kinds of concrete interfaces;
2. fast easy-to-closing expanded metal lath width subtracts 35-40mm by thickness of wall body and cuts into strip;
3. in a side of fast easy-to-closing expanded metal lath 3; apart from edge 20mm place; press the horizontal branch of body of wall bar space; beat the hole of 25mm diameter, can make the body of wall horizontal reinforcement pass expanded metal lath 3. expanded metal lath 3 is put in the body of wall topping, play compartmentation (the topping concrete 50mm of outer wall of basement of topping concrete; need to separate; general structure interior wall topping is 15-25mm only, need not separate, and also need not punch).
4. prepare expanded metal lath 3 and ∽ spacer bars 4, spacer bars 4 diameter 8mm get final product, length is the relative distance of the inside and outside distribution bar of body of wall, ∽ spacer bars 4 abuts against expanded metal lath 3 both sides, blossom type arranges that colligation is on body of wall distribution bar or main muscle, be used for the fixing of expanded metal lath 3, guarantee the verticality of expanded metal lath 3.
5. prepare the fast easy-to-closing net to drawing reinforcing bar 5 (concrete water smash anti-pressure measurement with), (is that the buttress width adds each 200mm of both sides to drawing reinforcing bar 5 length for the spiro rod length that the distance of the two block plate nets of separating concrete adds bolts at two ends, the length that adds screw rod again), screw rod is installed in the centre of body of wall. and water because of the concrete layering and smash, then to drawing reinforcement installation to water the bottom of smashing at every layer, quantity is watered the size of smashing measuring pressure by concrete, the bottom is close, top is rare, and 3 roads are established in general every layer of concrete bottom, and 1-2 road, top gets final product.
Two, the vertical different concretes separation measure of having a common boundary: the installation of fast easy-to-closing expanded metal lath
Erection procedure is: location → colligation board wall vertical reinforcement → insert fast easy-to-closing steel plate 3 → colligation board wall horizontal reinforcement → with " ∽ " spacer bars 4 fixation steel plate nets 3 → installation to drawing reinforcing bar 5 (to drawing the reinforcing bar bolt) by witness marker:
1. locate:, adopt at wall and buttress intersection " the fast easy-to-closing expanded metal lath " to separate, telltale mark is carried out in each about 200mm of outward flange of buttress both sides in expanded metal lath 3 installation sites.
2. insert expanded metal lath: after the vertical main muscle of body of wall is installed,, insert fast easy-to-closing net (temporary fixed) according to spaced-apart locations
3. during the colligation of body of wall horizontal reinforcement, with the horizontal reinforcement in the outside, pass the preformed hole of expanded metal lath 3, that is: make expanded metal lath can separate the concrete of topping, interior wall then need not bored a hole.
4. fixation steel plate net: in the both sides of expanded metal lath 3, install and fix the spacer bars 4 of expanded metal lath 3, spacer bars 4 two ends colligations are on the horizontal distribution muscle, but both fixation steel plate nets 3, the lateral pressure that can be used for resisting concrete again.
5. install drawing reinforcing bar: expanded metal lath 3 outsides in retaining wall post both sides, install drawing reinforcing bar 5, to water according to concrete and for a short time greatly under the lateral pressure of smashing generation, the principle to the reinforcing bar 5 times of having loose bowels on close is installed the 3-5 road to drawing reinforcing bar for every layer.
Three, concrete waters and smashes flow process:
1. concrete waters the program of smashing:
A) water earlier and smash high-grade concrete, after water and smash the low grade concrete;
B) layering is watered and is smash, layer height 1.2-1.5m, and general floor height 4-5m divides three layers to water and smash, and floor height 5-6m divides four layers to water and smash;
2. concrete waters the method for smashing: water when smashing, water the concrete (Fig. 2) of smashing the buttress high grade earlier, water to smash highly and be layer height; Water and smash buttress both sides concrete wall low grade concretes (Fig. 3), the concrete of finishing a floor height waters to be smash, and successively, waters and smashes second layer buttress concrete (Fig. 4) and second layer body of wall concrete (Fig. 5), finishes up to last layer buttress concrete (Fig. 6) and body of wall concrete (Fig. 7).
3. concrete waters and smashes time control:
According to the size of structure construction workload, layering and height concrete alternately water to be smash, and generally adopts the flowing water construction, the time interval of requirement:
The concrete of a different labels (being post, wall) waters to be smash interval time and approximately can guarantee that the seam of vertical intersection concrete was closely knit in≤0.5 hour;
The last lower leaf concrete of b waters smashes interval time＜1 hour, can guarantee that the cold seam of constructing does not appear in concrete;
Before the c concrete waters and smashes maximum layer, should temporarily rest 1 hour, make the bottom concrete tentatively heavy real, carry out watering of the superiors' concrete at last and smash, can guarantee the whole closely knit of concrete structure;
D carries out maintenance (summary) by regulation and stipulation.
Claims (6)
1. a same body of wall vertical structure different labels concrete construction separating device is characterized in that, be provided with fast easy-to-closing expanded metal lath (3) at the intersection of the different concrete labels of steel concrete vertical structure, and fast easy-to-closing expanded metal lath (3) is perpendicular to shear wall (2).
2. same body of wall vertical structure different labels concrete construction separating device according to claim 1, it is characterized in that, described fast easy-to-closing expanded metal lath (3) is arranged in buttress (1) both sides and is that " ∽ " type spacer bars (4) of 8mm is strengthened fixing by diameter, spacer bars (4) spacing is 200-300mm, the both sides interlaced arrangement.
3. same body of wall vertical structure different labels concrete construction separating device according to claim 1 and 2, the fast easy-to-closing expanded metal lath (3) of the right and left boundary with diameter be 16 fixing to drawing reinforcing bar (5), and gather and put drawing reinforcing bar (5) to water the bottom of smashing at every layer, its spacing is 200-300mm, the top bare cloth is put, and its spacing is 400-500mm.
A same body of wall vertical structure different labels concrete water the method for smashing, it is characterized in that concrete steps comprise:
(1) the fast easy-to-closing expanded metal lath is installed
At first, insert fast easy-to-closing expanded metal lath (3) in wall and buttress intersection location, the colligation of body of wall horizontal reinforcement, fixedly fast easy-to-closing expanded metal lath (3) is installed drawing reinforcing bar (5);
(2) concrete waters and smashes
Water when smashing, water the concrete of smashing retaining wall post high grade earlier, water to smash highly and be layer height; Water and smash buttress both sides body of wall low grade concrete, the concrete of finishing a floor height waters to be smash, and successively, waters and smashes second layer buttress concrete and second layer body of wall concrete, and to the last one deck concrete waters to smash and finishes.
5. same body of wall vertical structure different labels concrete according to claim 4 water the method for smashing, it is characterized in that, in the first step: each about 200mm of outward flange that fast easy-to-closing expanded metal lath (3) is installed on the buttress both sides, carry out telltale mark; And after the vertical main muscle of body of wall is installed,, insert fast easy-to-closing expanded metal lath (3) according to spaced-apart locations; During the colligation of body of wall horizontal reinforcement,, pass the preformed hole of fast easy-to-closing expanded metal lath (3), make fast easy-to-closing expanded metal lath (3) can separate the concrete of topping the horizontal reinforcement in the exterior wall outside; During fast easy-to-closing expanded metal lath (3) that fixed vertical is installed, the both sides in fast easy-to-closing expanded metal lath (3) " ∽ " type spacer bars is installed, but the colligation of spacer bars two ends are on the horizontal distribution muscle; In the outside of retaining wall post both sides expanded metal lath, install drawing reinforcing bar (5), and water according to concrete and for a short time greatly under the lateral pressure of smashing generation, describedly closely rarely to drawing reinforcing bar (5) cloth to deposit, and every layer installed the 3-5 road to drawing reinforcing bar (5).
6. same body of wall vertical structure different labels concrete according to claim 4 water the method for smashing, it is characterized in that in the first step: described fast easy-to-closing expanded metal lath (3) width subtracts 35-40mm by thickness of wall body and cuts into strip; In a side of fast easy-to-closing expanded metal lath (3), apart from edge 20mm place, the spacing of pressing the body of wall horizontal reinforcement, beat the hole of 25mm diameter, make the body of wall horizontal reinforcement pass fast easy-to-closing expanded metal lath (3), fast easy-to-closing expanded metal lath (3) is put in the body of wall topping, be used for the compartmentation of topping concrete; To drawing reinforcing bar (5) length to add the spiro rod length of bolts at two ends for the distance of two fast easy-to-closing expanded metal laths separating concrete, promptly the buttress width adds each 200mm of both sides, adds the length of screw rod again, and screw rod is installed in the centre of body of wall.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010190630556A CN101761187B (en) | 2010-02-08 | 2010-02-08 | Construction separating device for concrete of vertical structure in same wall body with different labels as well as pouring and tamping method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010190630556A CN101761187B (en) | 2010-02-08 | 2010-02-08 | Construction separating device for concrete of vertical structure in same wall body with different labels as well as pouring and tamping method thereof |
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| Publication Number | Publication Date |
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| CN101761187A true CN101761187A (en) | 2010-06-30 |
| CN101761187B CN101761187B (en) | 2012-01-04 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102071815A (en) * | 2011-01-20 | 2011-05-25 | 谢英俊 | Wall body with pull-knot type steel mesh structure |
| CN102373714A (en) * | 2011-11-22 | 2012-03-14 | 苏州市建筑设计研究院有限责任公司 | Reinforcing bar structure for reducing cracks of basement outer wall |
| CN104234417A (en) * | 2014-09-12 | 2014-12-24 | 北京建工集团有限责任公司 | Gear-shaped special reinforcing system for pilaster groove template |
| CN106760050A (en) * | 2016-11-24 | 2017-05-31 | 大象建筑设计有限公司 | The attachment structure and through processing method of shear wall and after-pouring concrete frame beam |
| CN111441499A (en) * | 2020-04-17 | 2020-07-24 | 中建一局集团第一建筑有限公司 | Joint structure and method for common concrete and iron ore sand concrete super-thick wall |
| CN115354800A (en) * | 2022-08-22 | 2022-11-18 | 中国十七冶集团有限公司 | Construction method of multi-label concrete wall column |
-
2010
- 2010-02-08 CN CN2010190630556A patent/CN101761187B/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102071815A (en) * | 2011-01-20 | 2011-05-25 | 谢英俊 | Wall body with pull-knot type steel mesh structure |
| CN102071815B (en) * | 2011-01-20 | 2013-07-24 | 谢英俊 | Wall with tie-type steel mesh structure |
| CN102373714A (en) * | 2011-11-22 | 2012-03-14 | 苏州市建筑设计研究院有限责任公司 | Reinforcing bar structure for reducing cracks of basement outer wall |
| CN104234417A (en) * | 2014-09-12 | 2014-12-24 | 北京建工集团有限责任公司 | Gear-shaped special reinforcing system for pilaster groove template |
| CN106760050A (en) * | 2016-11-24 | 2017-05-31 | 大象建筑设计有限公司 | The attachment structure and through processing method of shear wall and after-pouring concrete frame beam |
| CN106760050B (en) * | 2016-11-24 | 2022-04-05 | 大象建筑设计有限公司 | Connecting structure of shear wall and rear pouring concrete frame beam and through type processing method |
| CN111441499A (en) * | 2020-04-17 | 2020-07-24 | 中建一局集团第一建筑有限公司 | Joint structure and method for common concrete and iron ore sand concrete super-thick wall |
| CN115354800A (en) * | 2022-08-22 | 2022-11-18 | 中国十七冶集团有限公司 | Construction method of multi-label concrete wall column |
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| CN101761187B (en) | 2012-01-04 |
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