CN112095610B - Method for pouring bottom plate by using waste dewatering well as string barrel - Google Patents
Method for pouring bottom plate by using waste dewatering well as string barrel Download PDFInfo
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- CN112095610B CN112095610B CN202011289027.9A CN202011289027A CN112095610B CN 112095610 B CN112095610 B CN 112095610B CN 202011289027 A CN202011289027 A CN 202011289027A CN 112095610 B CN112095610 B CN 112095610B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
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Abstract
The invention provides a method for pouring a bottom plate by using a waste dewatering well as a string barrel, which is characterized in that bottom plate reinforcing steel bars are bound and fixed with the waste dewatering well at the middle upper part of the bottom plate by binding the bottom plate reinforcing steel bars; cutting off and removing the part of the waste dewatering well above the top of the bottom plate; cutting off the abandoned precipitation well according to a preset depth in the bottom plate, cutting off the abandoned precipitation well at the bottom of the bottom plate, reserving pipe sections of the abandoned precipitation well between the preset depth and the top of the bottom plate, and removing the pipe sections of the abandoned precipitation well between the preset depth and the bottom of the bottom plate; sealing the pipe section of the waste dewatering well below the bottom plate; extending a concrete pump pipe into a pipe section of the abandoned dewatering well between the preset depth and the top of the bottom plate; the bottom plate is poured by the concrete pump pipe in the pipe section of the abandoned dewatering well between the preset depth and the top of the bottom plate, so that the trouble of newly adding the string barrel during later-stage concrete pouring is avoided.
Description
Technical Field
The invention belongs to the technical field of building construction, and particularly relates to a construction method for pouring concrete on a foundation slab.
Background
With the continuous improvement of scientific technology, modern buildings are developing in a higher and deeper direction, and then deep foundation pit engineering emerges like bamboo shoots in spring after rain. In order to ensure that concrete is not segregated when the ultra-thick bottom plate is poured, the pouring height (the particle size of coarse aggregate is greater than 25 mm) of the poured concrete is not greater than 3m according to the standard requirement, and measures such as a string barrel, a chute and a chute are added when the requirement cannot be met.
Therefore, how to provide a method for pouring the bottom plate by using the waste dewatering well as the string barrel, which is convenient to construct and saves cost, avoids the trouble that the string barrel needs to be added in the reinforcing steel bar of the foundation bottom plate again when concrete is poured, saves time and labor and is a technical problem that the building construction industry needs to further perfect and optimize.
Disclosure of Invention
The invention aims to provide a method for pouring a bottom plate by using a waste dewatering well as a string tube, which is convenient to construct and saves cost, avoids the trouble of newly adding the string tube in a foundation bottom plate steel bar when concrete is poured, and saves time and labor.
In order to solve the technical problems, the invention provides the following technical scheme:
a method for pouring a bottom plate by using a waste dewatering well as a string barrel comprises the following steps:
binding bottom plate steel bars, and binding and fixing the bottom plate steel bars at the middle upper part of the bottom plate and the waste dewatering well;
cutting off and removing the part of the waste dewatering well above the top of the bottom plate;
cutting off the abandoned dewatering well according to a preset depth in the bottom plate, cutting off the abandoned dewatering well at the bottom of the bottom plate, reserving pipe sections of the abandoned dewatering well between the preset depth and the top of the bottom plate, and removing the pipe sections of the abandoned dewatering well between the preset depth and the bottom of the bottom plate;
fourthly, sealing the pipe section of the waste dewatering well below the bottom plate;
step five, extending the concrete pump pipe into the pipe section of the abandoned dewatering well between the preset depth and the top of the bottom plate;
and sixthly, pouring the bottom plate by using a concrete pump pipe in the pipe section of the abandoned dewatering well between the preset depth and the top of the bottom plate.
Preferably, in the method for pouring the bottom plate by using the abandoned dewatering well as the string barrel, the temperature rib is arranged in the bottom plate.
Preferably, in the method for pouring the bottom plate by using the abandoned dewatering well as the string barrel, the distance from the preset depth to the top of the bottom plate is 1/2-1/3 of the thickness of the bottom plate.
Preferably, in the method for pouring the floor by using the abandoned dewatering well as the string barrel, the floor steel bars are fixedly connected with the abandoned dewatering well through the reinforcing ribs in the step one.
Preferably, in the method for pouring the bottom plate by using the abandoned dewatering well as the string barrel, the number of the reinforcing ribs is two, one reinforcing rib is connected with the top steel rib of the middle plate of the bottom plate steel bar, and the other reinforcing rib is connected with the first steel bar above the bottom surface of the string barrel in the bottom plate steel bar.
Preferably, in the method for pouring the bottom plate by using the abandoned dewatering well as the string barrel, the reinforcing ribs comprise four oblique ribs, the four oblique ribs are fixedly arranged on the outer side of the string barrel and are mutually connected to form a rectangular frame, the four oblique ribs are fixedly connected with the bottom plate reinforcing steel bars, and the four oblique ribs are all horizontally arranged.
Preferably, in the method for pouring the bottom plate by using the abandoned dewatering well as the string barrel, the inclined angle between the inclined rib and the longitudinal direction of the bottom plate is 45 degrees.
Preferably, in the method for pouring the bottom plate by using the abandoned dewatering well as the string barrel, the reinforcing ribs further comprise two longitudinal ribs and two transverse ribs, the two longitudinal ribs and the two transverse ribs are connected to form a rectangular frame with a rectangular hole for the string barrel to pass through, and the two longitudinal ribs and the two transverse ribs are respectively and fixedly connected with the corresponding oblique ribs.
According to the technical scheme disclosed above, compared with the prior art, the invention has the following beneficial effects:
the invention provides a method for pouring a bottom plate by using a waste dewatering well as a string barrel, which is characterized in that bottom plate reinforcing steel bars are bound and fixed with the waste dewatering well at the middle upper part of the bottom plate by binding the bottom plate reinforcing steel bars; cutting off and removing the part of the waste dewatering well above the top of the bottom plate; cutting off the abandoned precipitation well according to a preset depth in the bottom plate, cutting off the abandoned precipitation well at the bottom of the bottom plate, reserving pipe sections of the abandoned precipitation well between the preset depth and the top of the bottom plate, and removing the pipe sections of the abandoned precipitation well between the preset depth and the bottom of the bottom plate; sealing the pipe section of the waste dewatering well below the bottom plate; extending a concrete pump pipe into a pipe section of the abandoned dewatering well between the preset depth and the top of the bottom plate; the bottom plate is pour to the concrete pump pipe that the utilization lies in between the predetermined degree of depth and the bottom plate roof between the pipeline section of abandonment precipitation well, so, makes string section of thick bamboo with original abandonment precipitation well in the foundation ditch with it at the foundation slab reinforcement stage, cooperation later stage bottom plate concrete placement, has avoided the trouble of addding string section of thick bamboo again when later stage concreting, has practiced thrift material cost and process.
Drawings
Fig. 1 is a schematic structural diagram of a method for pouring a bottom plate by using a waste dewatering well as a string barrel.
Fig. 2 is a plan view of the stringing barrel.
In the figure: 1-string cylinder, 2-bottom pipe section of the abandoned dewatering well, 3-bottom plate steel bar, 4-concrete pump pipe, 5-installation part of reinforcing bar, 6-oblique bar, 7-transverse bar and 8-longitudinal bar.
Detailed Description
The invention is described in further detail below with reference to the figures and specific examples. The technical contents and features of the present invention will be described in detail below with reference to the embodiments illustrated in the accompanying drawings. It is further noted that the drawings are in greatly simplified form and are not to precise scale, merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention. For convenience of description, the directions of "up" and "down" described below are the same as the directions of "up" and "down" in the drawings, but this is not a limitation of the technical solution of the present invention.
Referring to fig. 1 to 2, the present embodiment provides a method for casting a bottom plate by using a abandoned dewatering well as a string tube, including the following steps:
binding a bottom plate steel bar 3, and binding and fixing the bottom plate steel bar 3 at the middle upper part of the bottom plate and the abandoned dewatering well;
cutting off and removing the part of the waste dewatering well above the top of the bottom plate;
cutting off the abandoned dewatering well according to a preset depth in the bottom plate, cutting off the abandoned dewatering well at the bottom of the bottom plate, reserving pipe sections of the abandoned dewatering well between the preset depth and the top of the bottom plate, and removing the pipe sections of the abandoned dewatering well between the preset depth and the bottom of the bottom plate;
fourthly, sealing the lower pipe section of the abandoned dewatering well, namely the bottom pipe section 2 of the abandoned dewatering well at the bottom of the bottom plate;
step five, extending the concrete pump pipe 4 into the pipe section of the abandoned dewatering well between the preset depth and the top of the bottom plate;
and sixthly, pouring the bottom plate by using the concrete pump pipe 4 in the pipe section of the abandoned dewatering well between the preset depth and the top of the bottom plate.
The invention provides a method for pouring a bottom plate by using a waste dewatering well as a string barrel, which is characterized in that bottom plate steel bars 3 at the middle upper part of the bottom plate and the waste dewatering well are bound and fixed by binding the bottom plate steel bars 3; cutting off and removing the part of the waste dewatering well above the top of the bottom plate; cutting off the abandoned precipitation well according to a preset depth in the bottom plate, cutting off the abandoned precipitation well at the bottom of the bottom plate, reserving pipe sections of the abandoned precipitation well between the preset depth and the top of the bottom plate, and removing the pipe sections of the abandoned precipitation well between the preset depth and the bottom of the bottom plate; sealing the pipe section of the waste dewatering well below the bottom plate; extending a concrete pump pipe 4 into a pipe section of the abandoned dewatering well between the preset depth and the top of the bottom plate; the bottom plate is pour to concrete pump pipe 4 that the utilization lies in the pipeline section of abandonment precipitation well between the predetermined degree of depth and to the bottom plate roof above the predetermined degree of depth, so, makes string section of thick bamboo 1 with original abandonment precipitation well in the foundation ditch with it at foundation slab reinforcing bar 3 ligature stage, cooperates later stage bottom plate concrete placement, adds the trouble of string section of thick bamboo 1 again when having avoided later stage concreting, has practiced thrift material cost and process.
Preferably, in the method for pouring the bottom plate by using the abandoned dewatering well as the string barrel, the temperature rib is arranged in the bottom plate, and the bottom plate is prevented from cracking due to large temperature difference by the arrangement of the temperature rib.
Preferably, in the method for pouring the bottom plate by using the abandoned dewatering well as the string tube, the distance from the preset depth to the top of the bottom plate is 1/2-1/3 of the thickness of the bottom plate, so that the segregation probability of concrete can be reduced when the super-thick bottom plate is poured.
Preferably, in the method for casting the bottom plate by using the waste dewatering well as the string barrel, the bottom plate steel bars 3 are fixedly connected with the waste dewatering well through the reinforcing ribs in the step one, so that the connection reliability between the waste dewatering well and the bottom plate steel bars 3 can be improved, and the quality of casting the bottom plate is improved.
In order to improve the connection reliability between the waste dewatering well and the bottom plate reinforcing steel bar 3, preferably, in the method for pouring the bottom plate by using the waste dewatering well as the string barrel, the reinforcing ribs are arranged twice, namely, two reinforcing rib installation positions 5 are arranged, one reinforcing rib is connected with the middle plate top reinforcing steel bar in the bottom plate reinforcing steel bar 3, the other reinforcing rib is connected with the first reinforcing steel bar above the bottom surface of the string barrel 1 in the bottom plate reinforcing steel bar 3, and therefore the string barrel 1 can be stably installed in the bottom plate.
Preferably, in the method for pouring the bottom plate by using the abandoned dewatering well as the string barrel, the reinforcing ribs comprise four oblique ribs 6, the four oblique ribs 6 are fixedly arranged on the outer side of the string barrel 1 and are mutually connected to form a rectangular frame, the four oblique ribs 6 are fixedly connected with the bottom plate steel bars 3, and the four oblique ribs 6 are all horizontally arranged.
In order to ensure that the stress on the periphery of the string barrel 1 is uniform and improve the stability of the string barrel 1 during the bottom plate pouring, preferably, in the method for pouring the bottom plate by using the waste dewatering well as the string barrel, the inclined angle of 45 degrees is formed between the inclined rib 6 and the longitudinal direction of the bottom plate.
In order to further improve the connection reliability between the abandoned dewatering well and the bottom plate steel bars 3, preferably, in the method for pouring the bottom plate by using the abandoned dewatering well as the string barrel, the reinforcing ribs further comprise two longitudinal ribs 8 and two transverse ribs 7, the two longitudinal ribs 8 and the two transverse ribs 7 are connected to form a rectangular frame with a rectangular hole for the string barrel 1 to pass through, and the two longitudinal ribs 8 and the two transverse ribs 7 are respectively and fixedly connected with the corresponding oblique ribs 6.
The above description is only for the purpose of describing the preferred embodiments of the present invention, and is not intended to limit the scope of the present invention, and any variations and modifications made by those skilled in the art based on the above disclosure are within the scope of the appended claims.
Claims (8)
1. A method for pouring a bottom plate by using a waste dewatering well as a string barrel is characterized by comprising the following steps:
binding bottom plate steel bars, and binding and fixing the bottom plate steel bars at the middle upper part of the bottom plate and the waste dewatering well;
cutting off and removing the part of the waste dewatering well above the top of the bottom plate;
cutting off the abandoned dewatering well according to a preset depth in the bottom plate, cutting off the abandoned dewatering well at the bottom of the bottom plate, reserving pipe sections of the abandoned dewatering well between the preset depth and the top of the bottom plate, and removing the pipe sections of the abandoned dewatering well between the preset depth and the bottom of the bottom plate;
fourthly, sealing the pipe section of the waste dewatering well below the bottom plate;
step five, extending the concrete pump pipe into the pipe section of the abandoned dewatering well between the preset depth and the top of the bottom plate;
and sixthly, pouring the bottom plate by using a concrete pump pipe in the pipe section of the abandoned dewatering well between the preset depth and the top of the bottom plate.
2. The method for pouring the bottom plate by using the abandoned dewatering well as the string barrel according to claim 1, wherein the temperature ribs are arranged in the bottom plate.
3. The method for casting the bottom plate by using the abandoned dewatering well as the string barrel according to claim 1, wherein the distance from the preset depth to the top of the bottom plate is 1/2-1/3 of the thickness of the bottom plate.
4. The method for casting the bottom plate by using the abandoned dewatering well as the string barrel according to claim 1, wherein in the step one, the bottom plate steel bars are fixedly connected with the abandoned dewatering well through the reinforcing ribs.
5. The method for casting the bottom plate by using the abandoned dewatering well as the string barrel according to claim 4, wherein the reinforcing ribs are arranged in two ways, one reinforcing rib is connected with the top steel rib in the bottom plate steel bar, and the other reinforcing rib is connected with the first steel bar above the bottom surface of the string barrel in the bottom plate steel bar.
6. The method for casting the bottom plate by using the abandoned dewatering well as the string barrel according to claim 5, wherein the reinforcing ribs comprise four oblique ribs, the four oblique ribs are fixedly arranged on the outer side of the string barrel and are connected with each other to form a rectangular frame, the four oblique ribs are fixedly connected with the bottom plate reinforcing steel bars, and the four oblique ribs are all horizontally arranged.
7. The method for pouring the bottom plate by using the abandoned dewatering well as the string barrel according to claim 6, wherein the inclined ribs form an included angle of 45 degrees with the longitudinal direction of the bottom plate.
8. The method for casting the bottom plate by using the abandoned dewatering well as the string barrel according to claim 6, wherein the reinforcing ribs further comprise two longitudinal ribs and two transverse ribs, the two longitudinal ribs and the two transverse ribs are connected to form a rectangular frame with a rectangular hole for the string barrel to pass through, and the two longitudinal ribs and the two transverse ribs are respectively and fixedly connected with the corresponding oblique ribs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011289027.9A CN112095610B (en) | 2020-11-18 | 2020-11-18 | Method for pouring bottom plate by using waste dewatering well as string barrel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011289027.9A CN112095610B (en) | 2020-11-18 | 2020-11-18 | Method for pouring bottom plate by using waste dewatering well as string barrel |
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| Publication Number | Publication Date |
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| CN112095610A CN112095610A (en) | 2020-12-18 |
| CN112095610B true CN112095610B (en) | 2021-02-05 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100618318B1 (en) * | 2005-03-19 | 2006-08-31 | 장석재 | Tip connecting apparatus for concrete discharge hose in a concrete pump car |
| CN201225010Y (en) * | 2008-07-11 | 2009-04-22 | 大连三川建设集团股份有限公司 | Ultrahigh steel pipe concrete column construction production line |
| CN208430783U (en) * | 2018-05-30 | 2019-01-25 | 中国化学工程第十一建设有限公司 | A kind of concrete tumbling barrel suitable for being poured concrete panel |
| CN111622213A (en) * | 2020-05-26 | 2020-09-04 | 中国十七冶集团有限公司 | Bored concrete pile positioner |
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