CN114277850B - Construction method of basement roof settlement post-pouring zone - Google Patents
Construction method of basement roof settlement post-pouring zone Download PDFInfo
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- CN114277850B CN114277850B CN202111624478.8A CN202111624478A CN114277850B CN 114277850 B CN114277850 B CN 114277850B CN 202111624478 A CN202111624478 A CN 202111624478A CN 114277850 B CN114277850 B CN 114277850B
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Abstract
The invention relates to the technical field of building construction and discloses a basement roof settlement post-pouring strip construction method, which comprises post-pouring strips, wherein roof steel bars are integrally poured between two sides of each post-pouring strip, the roof steel bars penetrate through the post-pouring strips, a lower pouring plate is arranged at the bottom of each post-pouring strip, a lower steel bar is integrally poured inside each lower pouring plate, an upper pouring plate is arranged at the top of each post-pouring strip, upper steel bars are integrally poured inside each upper pouring plate, interlocking steel bars are connected between the lower steel bars and the upper steel bars in a binding mode, and water stops are paved between the upper pouring plates and two sides of the top of each post-pouring strip. According to the invention, the lower reinforcement body, the upper reinforcement body, the interlocking reinforcement and the top plate reinforcement body are combined into a whole by connecting the ligature interlocking reinforcement between the lower reinforcement body and the upper reinforcement body, so that the pouring structure of the post-pouring strip body is improved, and the load bearing capacity of the top plate of the basement is improved.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a construction method of a basement roof settlement post-pouring zone.
Background
Basement means that the height of the room floor below the outdoor ground level exceeds one half of the net height of the room. The multi-storey and high-rise buildings need deeper foundations, and the basement is built under the bottom layer of the building by utilizing the height, so that the using area can be increased, the atrial backfill can be saved, and the building is economical. The basement is built below the house floor, so that the construction land efficiency can be improved. Some high-rise buildings have large base burial depth, and the basement is built by fully utilizing the depth, so that the high-rise building has good economic effect and use effect.
The structural bearing capacity of the two sides of the post-cast strip in the prior art is completely dependent on the reinforcing steel bars of the floor slab, the bearing of the earth covering pressure of the top plate of the basement and the poor construction load capacity of the upper part are guaranteed, the design of a frame body is needed to be made, and the stress safety performance of the post-cast strip is needed to be improved.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a construction method of a post-pouring zone for the settlement of a basement roof, which solves the problems that the post-pouring zone bears the earth covering pressure of the basement roof and the construction load capacity of the upper part is poor, and a frame body design is required to be made for ensuring the stability and effectiveness of a supporting system, and the stress safety performance of the post-pouring zone is required to be improved.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions: the basement roof subsides post-cast strip construction method comprises a post-cast strip body, wherein roof bodies are arranged on two sides of the post-cast strip body, roof reinforcement bodies are integrally cast between two inner sides of the roof bodies, the roof reinforcement bodies penetrate through the post-cast strip body, a lower casting plate is arranged at the bottom of the post-cast strip body, a lower reinforcement body is integrally cast in the lower casting plate, an upper casting plate is arranged at the top of the post-cast strip body, an upper reinforcement body is integrally cast in the upper casting plate, interlocking reinforcement is bound and connected between the lower reinforcement body and the upper reinforcement body, water stop belts are paved between the upper casting plate and two sides of the top of the post-cast strip body, supporting belts are paved on two sides of the top of the roof reinforcement body, the supporting belts are vertically and correspondingly arranged with the water stop belts, support small pieces are fixedly arranged at the bottom of the supporting belts, and the support small pieces are in ligation arrangement with the roof reinforcement bodies;
a lower template is paved at the bottom of the lower pouring plate, a construction supporting beam is detachably arranged at the bottom of the lower template, upper templates are arranged on two sides outside the upper pouring plate, and mounting nails are detachably arranged between the upper templates and the top plate body;
the specific operation steps are as follows:
step one: picking and chiseling two sides of a top plate body at a post-pouring zone construction position, cleaning, and performing rust removal cleaning operation on the exposed top plate steel body;
step two: erecting a construction supporting beam at the bottom of a post-pouring belt construction position, and installing a lower template to seal the bottom of the post-pouring belt construction position;
step three: cleaning top plate bodies on two sides of the top of a post-pouring belt construction position, installing and paving an upper template, and inserting installation nails into the top plate bodies to fix the upper template;
step four: a lower reinforcement body is paved inside the lower template, an upper reinforcement body is paved between the two upper templates, and ligature interlocking reinforcement is connected between the lower reinforcement body and the upper reinforcement body, so that the lower reinforcement body, the upper reinforcement body, the interlocking reinforcement and the top plate reinforcement body are combined into a whole;
step five: laying supporting belts on two sides of the top plate reinforcement, ligating small support pieces at the bottom of the supporting belts with the top plate reinforcement, enabling the supporting belts to horizontally correspond to the top plate, and laying water stops between the supporting belts and the top of the top plate;
step six: and (3) preparing concrete for backfilling and pouring the post-pouring strip body, wherein the lower steel bar body and the upper steel bar body are coated by the concrete to form a lower pouring plate and an upper pouring plate, and the lower die plate and the upper die plate are removed after the strip concrete is completely solidified, so that the construction operation is finished.
Preferably, the interlocking steel bars are arranged in a vertical state, and the top end and the bottom end of the interlocking steel bars are bent in a U shape and are respectively hooked with the transverse steel bars of the lower steel bar body and the upper steel bar body.
Preferably, the supporting belt is made of rubber materials, and locking nails are fixedly arranged between the supporting belt and the water stop belt.
Preferably, the small support piece is made of steel wires, U-shaped clamping grooves are formed in two ends of the bottom of the small support piece in a bending mode, and the U-shaped clamping grooves are arranged corresponding to the top plate steel bars.
Preferably, the construction support is arranged at the bottom of the construction support beam, and a protective cover plate is arranged between the tops of the two upper templates.
Preferably, the outside of lower bolster both ends all is fixed and is provided with the closed roof beam, the fixed closed buffer filler strip that is provided with in closed roof beam top, closed buffer filler strip and roof body bottom surface match compress tightly the setting.
(III) beneficial effects
The invention provides a basement roof settlement post-pouring strip construction method, which has the following beneficial effects:
(1) According to the invention, the bottom of the construction position of the post-pouring strip is sealed by arranging and installing the lower template, the upper template is installed and paved, the lower reinforcing steel bar body is paved inside the lower template, the upper reinforcing steel bar body is paved between the two upper templates, and the ligature interlocking reinforcing steel bars are connected between the lower reinforcing steel bar body and the upper reinforcing steel bar body, so that the lower reinforcing steel bar body, the upper reinforcing steel bar body, the interlocking reinforcing steel bars and the top plate reinforcing steel bar body are combined into a whole, the pouring structure of the post-pouring strip body is improved, and the load bearing capacity of the top plate of the basement is improved.
(2) According to the invention, the support belt is supported by the small support piece, and the two ends of the bottom of the small support piece are bent and provided with the U-shaped clamping groove top plate steel bar bodies to be correspondingly ligated, so that the water stop belt is paved between the support belt and the top of the top plate body, and the water stop belt paved improves the water seepage prevention effect.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the portion A of FIG. 1 according to the present invention;
fig. 3 is a schematic view of the overall structure of the interlocking bar of the present invention;
FIG. 4 is a schematic view of the overall structure of the stent widget of the present invention;
FIG. 5 is a schematic view of the overall structure of the upper die plate of the present invention;
fig. 6 is a schematic view of the overall structure of the lower die plate of the present invention.
In the figure: 1. post-cast strip body; 2. a top plate body; 3. a roof reinforcement; 4. a lower pouring plate; 5. a lower reinforcement body; 6. pouring a plate; 7. a steel bar body is arranged; 8. interlocking steel bars; 9. a water stop; 10. a support belt; 11. a bracket widget; 12. a lower template; 13. constructing a supporting beam; 14. an upper template; 15. installing nails; 16. locking the nail; 17. a U-shaped clamping groove; 18. constructing a bracket; 19. a protective cover plate; 20. a closed beam; 21. closing the buffer pad strip.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-6, the present invention provides a technical solution: the basement roof subsides post-cast strip construction method comprises a post-cast strip body 1, wherein roof plates 2 are arranged on two sides of the post-cast strip body, a roof plate reinforcement 3 is integrally cast between two sides of the roof plates 2, the roof plate reinforcement 3 penetrates through the post-cast strip body 1, a lower casting plate 4 is arranged at the bottom of the post-cast strip body 1, a lower reinforcement 5 is integrally cast inside the lower casting plate 4, an upper casting plate 6 is arranged at the top of the post-cast strip body 1, an upper reinforcement 7 is integrally cast inside the upper casting plate 6, a water stop 9 is laid between the lower reinforcement 5 and the upper reinforcement 7 in a binding manner, a supporting band 10 is laid on two sides of the top of the roof plate reinforcement 3, the supporting band 10 is vertically arranged in correspondence with the water stop 9, a small support 11 is fixedly arranged at the bottom of the supporting band 10, the small support 11 is arranged at the top of the roof plate body 3, a tie bar 8 is connected with the upper reinforcement 7 in a binding manner, and the lower reinforcement 8 is connected with the upper reinforcement 7 in a binding manner, and the water stop 9 is connected with the lower reinforcement 3, and the water stop 9 is connected with the lower reinforcement 7 in a binding manner, and the water stop 9 is connected with the lower reinforcement 3 in a binding manner, and the water stop is capable of bearing the lower reinforcement and the reinforcement is connected with the reinforcement 7;
a lower template 12 is paved at the bottom of the lower pouring plate 4, a construction supporting beam 13 is detachably arranged at the bottom of the lower template 12, an upper template 14 is arranged at two sides outside the upper pouring plate 6, mounting nails 15 are detachably arranged between the upper template 14 and the top plate body 2, a small bracket piece 11 at the bottom of a supporting belt 10 is ligated with the top plate steel bar body 3, the supporting belt 10 horizontally corresponds to the top plate body 2, and a water stop belt 9 is paved between the supporting belt 10 and the top of the top plate body 2;
the specific operation steps are as follows:
step one: chiseling and cleaning two sides of a top plate body 2 at a post-pouring zone construction position, and performing rust removal and cleaning operations on the exposed top plate steel bar body 3;
step two: erecting a construction supporting beam 13 at the bottom of the post-pouring belt construction position, and installing a lower template 12 to seal the bottom of the post-pouring belt construction position;
step three: cleaning the top plate bodies 2 on two sides of the top of the post-pouring belt construction position, installing and paving the upper template 14, and inserting the installing nails 15 into the top plate bodies 2 to fix the upper template 14;
step four: the lower reinforcement body 5 is paved inside the lower template 12, the upper reinforcement body 7 is paved between the two upper templates 14, and the ligature interlocking reinforcement 8 is connected between the lower reinforcement body 5 and the upper reinforcement body 7, so that the lower reinforcement body 5, the upper reinforcement body 7, the interlocking reinforcement 8 and the top plate reinforcement body 3 are combined into a whole;
step five: the supporting bands 10 are paved on two sides of the top plate reinforcement 3, the small support pieces 11 at the bottom of the supporting bands 10 are connected with the top plate reinforcement 3 in a ligature mode, so that the supporting bands 10 horizontally correspond to the top plate 2, and the water stop strips 9 are paved between the supporting bands 10 and the top of the top plate 2;
step six: and (3) preparing concrete for backfilling and pouring the post-pouring strip body 1, coating the lower reinforcement body 5 and the upper reinforcement body 7 with the concrete to form a lower pouring plate 4 and an upper pouring plate 6, and dismantling the lower die plate 12 and the upper die plate 14 after the strip concrete is completely solidified, so as to finish construction operation.
Further, the interlocking steel bar 8 is arranged in a vertical state, the top end and the bottom end of the interlocking steel bar 8 are both U-shaped and bent and are respectively hooked with the transverse steel bars of the lower steel bar body 5 and the upper steel bar body 7, the lower steel bar body 5 and the upper steel bar body 7 are connected with each other to ligate the interlocking steel bar 8, so that the lower steel bar body 5, the upper steel bar body 7, the interlocking steel bar 8 and the top plate steel bar body 3 are combined into a whole, and the pouring structure of the post-pouring belt body 1 is improved.
Further, the supporting belt 10 is made of rubber materials, a locking nail 16 is fixedly arranged between the supporting belt 10 and the water stop 9, the supporting belt 10 is fixedly connected with the water stop 9 through the locking nail 16, the water stop 9 is in a tiling state when concrete pouring is facilitated, and the water seepage prevention effect of the water stop 9 is guaranteed.
Further, the small support piece 11 is made of steel wires, U-shaped clamping grooves 17 are formed in two ends of the bottom of the small support piece 11 in a bending mode, the U-shaped clamping grooves 17 are formed in the corresponding mode with the top plate reinforcing steel body 3, the small support piece 11 at the bottom of the support band 10 is arranged in a ligation mode with the top plate reinforcing steel body 3, the support band 10 corresponds to the top plate body 2 horizontally, and the stabilizing effect of the small support piece 11 is improved.
Further, a construction support 18 is erected at the bottom of the construction support beam 13, a protective cover plate 19 is placed between the tops of the two upper templates 14, the construction support 18 supports the construction support beam 13, erection of the lower templates 12 is achieved, the protective cover plate 19 covers after concrete pouring, and concrete solidification is avoided from being influenced by external factors.
Further, the outside of lower bolster 12 both ends is all fixed and is provided with closed roof beam 20, closed roof beam 20 top is fixed and is provided with closed cushion strip 21, closed cushion strip 21 and roof body 2 bottom face match compress tightly the setting, closed cushion strip 21 and roof body 2 in close contact with on the closed roof beam 20 avoid the concrete to appear leaking when pouring.
To sum up, the workflow of the invention: during post-cast strip construction, pick the both sides of post-cast strip construction position roof body 2 clean up, the roof reinforcement body 3 that exposes carries out rust cleaning operation, post-cast strip construction position bottom erects construction supporting beam 13, install lower bolster 12 seal post-cast strip construction position bottom, the roof body 2 of post-cast strip construction position top both sides is cleared up, install and lay cope match-plate pattern 14, install nail 15 insert roof body 2 and fix cope match-plate pattern 14, lower bolster 12 inside lays down reinforcement body 5, lay down upper reinforcement body 7 between two cope match-plate patterns 14, connect ligature interlocking reinforcement 8 between lower reinforcement body 5 and the upper reinforcement body 7, make lower reinforcement body 5, upper reinforcement body 7, interlocking reinforcement 8 and roof reinforcement body 3 combine as an organic whole, improve the pouring structure of post-cast strip body 1, improve the load bearing capacity of basement roof, lay back-up 10 in roof reinforcement body 3 top both sides, support strip 10 bottom's support piece 11 and roof reinforcement body 3 ligature setting, make back-up 10 and roof body 2 level correspond, lay down 9 between back-up 10 and roof body 2, improve the water stop 9 that prevents seepage, the construction effect is formed by pouring down reinforcement body 4 and top plate 6, the top plate reinforcement body is completely filled with concrete, the construction 4 is formed after pouring the upper plate and the construction strip is completely, the top plate construction 4 is cooled down, and the top plate is completely filled with the construction is cut down, and the top is cooled down.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The construction method of the post-pouring zone for the settlement of the basement roof comprises a post-pouring zone body (1), and is characterized in that: the post-cast strip body is characterized in that top plate bodies (2) are arranged on two sides of the post-cast strip body, a top plate reinforcing steel bar body (3) is integrally cast between the two top plate bodies (2), the top plate reinforcing steel bar body (3) penetrates through the post-cast strip body (1), a lower casting plate (4) is arranged at the bottom of the post-cast strip body (1), a lower reinforcing steel bar body (5) is integrally cast inside the lower casting plate (4), an upper casting plate (6) is arranged at the top of the post-cast strip body (1), an upper reinforcing steel bar body (7) is integrally cast inside the upper casting plate (6), a linkage reinforcing steel bar (8) is bound between the lower reinforcing steel bar body (5) and the upper reinforcing steel bar body (7), a water stop belt (9) is paved between the upper casting plate (6) and the two sides of the top of the post-cast strip body (1), a supporting belt (10) is paved on two sides of the top plate reinforcing steel bar body (3), the supporting belt (10) is vertically and correspondingly arranged with the water stop belt (9), the supporting belt (10) is horizontally and correspondingly arranged with the top plate body (2), a small support (11) is arranged at the bottom of the supporting belt (10), and the small support (11) is arranged;
a lower template (12) is paved at the bottom of the lower pouring plate (4), a construction supporting beam (13) is detachably arranged at the bottom of the lower template (12), upper templates (14) are arranged at two sides outside the upper pouring plate (6), and mounting nails (15) are detachably arranged between the upper templates (14) and the top plate body (2);
the specific operation steps are as follows:
step one: chiseling and cleaning two sides of a top plate body (2) at a post-pouring zone construction position, and performing rust removal and cleaning operations on the exposed top plate steel bar body (3);
step two: erecting a construction supporting beam (13) at the bottom of the post-pouring belt construction position, and installing a lower template (12) to seal the bottom of the post-pouring belt construction position;
step three: cleaning the top plate bodies (2) at two sides of the top of the post-pouring belt construction position, installing and paving the upper template (14), inserting the installation nails (15) into the top plate bodies (2) to fix the upper template (14);
step four: a lower reinforcement body (5) is paved inside the lower template (12), an upper reinforcement body (7) is paved between the two upper templates (14), and a ligature interlocking reinforcement (8) is connected between the lower reinforcement body (5) and the upper reinforcement body (7), so that the lower reinforcement body (5), the upper reinforcement body (7), the interlocking reinforcement (8) and the top plate reinforcement body (3) are combined into a whole;
step five: support belts (10) are paved on two sides of the top plate reinforcement body (3), small support pieces (11) at the bottom of the support belts (10) are connected with the top plate reinforcement body (3) in a ligation mode, the support belts (10) horizontally correspond to the top plate body (2), and water stops (9) are paved between the support belts (10) and the top of the top plate body (2);
step six: and (3) preparing concrete for backfilling and pouring the post-pouring strip body (1), coating the lower reinforcement body (5) and the upper reinforcement body (7) with the concrete to form a lower pouring plate (4) and an upper pouring plate (6), and dismantling the lower die plate (12) and the upper die plate (14) after the strip concrete is completely solidified, so as to finish construction operation.
2. The basement roof settlement post-cast strip construction method of claim 1, wherein: the interlocking steel bars (8) are arranged in a vertical state, and the top end and the bottom end of the interlocking steel bars (8) are bent in U shape and are respectively hooked with the transverse steel bars of the lower steel bar body (5) and the upper steel bar body (7).
3. The basement roof settlement post-cast strip construction method of claim 1, wherein: the supporting belt (10) is made of rubber materials, and locking nails (16) are fixedly arranged between the supporting belt (10) and the water stop belt (9).
4. The basement roof settlement post-cast strip construction method of claim 1, wherein: the small support piece (11) is made of steel wires, U-shaped clamping grooves (17) are formed in two ends of the bottom of the small support piece (11) in a bent mode, and the U-shaped clamping grooves (17) are arranged corresponding to the top plate steel bar body (3).
5. The basement roof settlement post-cast strip construction method of claim 1, wherein: a construction support (18) is erected at the bottom of the construction support beam (13), and a protective cover plate (19) is placed between the tops of the two upper templates (14).
6. The basement roof settlement post-cast strip construction method of claim 1, wherein: the sealing device is characterized in that sealing beams (20) are fixedly arranged outside two ends of the lower die plate (12), sealing buffer filler strips (21) are fixedly arranged at the tops of the sealing beams (20), and the sealing buffer filler strips (21) are matched with the bottom end surface of the top plate body (2) in a compacting mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111624478.8A CN114277850B (en) | 2021-12-28 | 2021-12-28 | Construction method of basement roof settlement post-pouring zone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111624478.8A CN114277850B (en) | 2021-12-28 | 2021-12-28 | Construction method of basement roof settlement post-pouring zone |
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| Publication Number | Publication Date |
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| CN114277850A CN114277850A (en) | 2022-04-05 |
| CN114277850B true CN114277850B (en) | 2023-07-28 |
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| CN202111624478.8A Active CN114277850B (en) | 2021-12-28 | 2021-12-28 | Construction method of basement roof settlement post-pouring zone |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20080100740A (en) * | 2007-05-14 | 2008-11-19 | (주) 씨엠파트너스 건축사사무소 | Strut system of temporary plate with opening supporting temporary retaining wall and subgrade external wall construction method utilizing the same |
| CN104790436A (en) * | 2015-04-16 | 2015-07-22 | 中国二十二冶集团有限公司 | High-rise building basement roof settlement post-pouring joint advanced water stop construction method |
| CN110258651A (en) * | 2019-07-16 | 2019-09-20 | 中城投集团第六工程局有限公司 | Basement roof post-cast strip shifts to an earlier date enclosed construction and construction method |
| CN113006152A (en) * | 2021-02-25 | 2021-06-22 | 陕西建工第十一建设集团有限公司 | Basement construction method based on socket type steel plate water stop |
| WO2021228189A1 (en) * | 2020-05-15 | 2021-11-18 | 中建三局第三建设工程有限责任公司 | Reusable post-cast strip support replacement force transfer device and construction method therefor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8336276B2 (en) * | 2010-12-30 | 2012-12-25 | Nikolay P Tikhovskiy | Modular construction system and components and method |
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2021
- 2021-12-28 CN CN202111624478.8A patent/CN114277850B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080100740A (en) * | 2007-05-14 | 2008-11-19 | (주) 씨엠파트너스 건축사사무소 | Strut system of temporary plate with opening supporting temporary retaining wall and subgrade external wall construction method utilizing the same |
| CN104790436A (en) * | 2015-04-16 | 2015-07-22 | 中国二十二冶集团有限公司 | High-rise building basement roof settlement post-pouring joint advanced water stop construction method |
| CN110258651A (en) * | 2019-07-16 | 2019-09-20 | 中城投集团第六工程局有限公司 | Basement roof post-cast strip shifts to an earlier date enclosed construction and construction method |
| WO2021228189A1 (en) * | 2020-05-15 | 2021-11-18 | 中建三局第三建设工程有限责任公司 | Reusable post-cast strip support replacement force transfer device and construction method therefor |
| CN113006152A (en) * | 2021-02-25 | 2021-06-22 | 陕西建工第十一建设集团有限公司 | Basement construction method based on socket type steel plate water stop |
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| CN114277850A (en) | 2022-04-05 |
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