CN104878939A - Method for constructing vertical reinforcing steel bars in large-section concrete structures - Google Patents
Method for constructing vertical reinforcing steel bars in large-section concrete structures Download PDFInfo
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- CN104878939A CN104878939A CN201510215797.1A CN201510215797A CN104878939A CN 104878939 A CN104878939 A CN 104878939A CN 201510215797 A CN201510215797 A CN 201510215797A CN 104878939 A CN104878939 A CN 104878939A
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Abstract
The invention relates to a method for constructing vertical reinforcing steel bars in large-section concrete structures. The method includes dividing set positions of the large-section concrete structures into reserved construction regions and advanced construction regions for the to-be-constructed vertical reinforcing steel bars; arranging connectors in the reserved construction regions; arranging hoops and pull hooks at the bottoms of the large-section concrete structures; fixedly erecting the first vertical reinforcing bars in the advanced construction regions by the aid of operation spaces provided by the reserved construction regions; constructing the hoops and the pull hooks along the first vertical reinforcing steel bars at intervals; inserting the second vertical reinforcing bars into the reserved construction regions from the tops of the first vertical reinforcing bars and fixedly connecting the second vertical reinforcing bars with the connectors in the reserved construction regions. The method has the advantage that the difficult problem of difficulty in constructing reinforcing steel bars by personnel due to large sections can be solved by the aid of the method.
Description
Technical field
The present invention relates to the realm of building construction, refer in particular to the construction method of vertical reinforcement in the concrete structure of a kind of heavy in section.
Background technology
Along with the increase of building height, building structural element size also increases thereupon, when building structure is heavy in section concrete structure, namely minimum in sectional dimension distance is when being more than or equal to 1500mm, if square-section, be then that to be more than or equal to 1500mm be heavy in section to width, length is larger than width, such constructing operation personnel cannot connect the vertical reinforcement in the middle part of structure outside structure, make the vertical reinforcement constructional difficulties of heavy in section concrete structure.
Summary of the invention
The object of the invention is to the defect overcoming prior art, provide the construction method of vertical reinforcement in the concrete structure of a kind of heavy in section, solving the constructor caused heavy in section cannot to the problem that the vertical reinforcement in the middle part of structure connects outside structure.
The technical scheme realizing above-mentioned purpose is:
The construction method of vertical reinforcement in the concrete structure of a kind of heavy in section of the present invention, comprising:
In the desired location of heavy in section concrete structure, vertical reinforcement to be onstructed is carried out to the division of construction area, mark off reserved construction area in the middle part of described heavy in section concrete structure, except described reserved construction area, be divided into leading construction area;
In described reserved construction area, connector is set;
Stirrup and drag hook are provided, described stirrup and described drag hook are placed in the bottom place of described heavy in section concrete structure;
First vertical reinforcement is provided, utilizes the operating space that described reserved construction area provides, described first vertical reinforcement is erected and is fixed in described leading construction area;
Along described first vertical reinforcement compartment of terrain construction stirrup and drag hook;
Second vertical reinforcement is provided, described second vertical reinforcement is inserted in described reserved construction area from the top of described first vertical reinforcement, and be connected and fixed with the described connector in described reserved construction area.
The present invention changes the construction technology of reinforcing bar, first to construct stirrup, and by reserved for the vertical reinforcement at middle part last construction, outside vertical reinforcement is installed and defines supporting surface with the stirrup at top and drag hook, this supporting surface provides operation platform, by this supporting surface from top by the vertical reinforcement at middle part insert and be fixedly connected with the connector that bottom is arranged, solve heavy in section to the reinforcing bar that constructor causes be difficult to construction a difficult problem.
In the concrete structure of heavy in section of the present invention, the further improvement of the construction method of vertical reinforcement is, described heavy in section concrete structure is formed on substructure, after described substructure construction completes, corresponding described heavy in section concrete structure is installed with connection joint bar, and the connection joint bar height of corresponding described reserved construction area is lower than the height of the connection joint bar of the described leading construction area of correspondence.
In the concrete structure of heavy in section of the present invention, the further improvement of the construction method of vertical reinforcement is, arranges connector comprise in described reserved construction area:
Straight screw sleeve is provided, described straight screw sleeve is installed on the connection joint bar in described reserved construction area.
In the concrete structure of heavy in section of the present invention, the further improvement of the construction method of vertical reinforcement is, the connection joint bar height of corresponding described reserved construction area is more than or equal to 500mm, and being less than 1000mm, the connection joint bar height of corresponding described leading construction area is greater than 1000mm.
In the concrete structure of heavy in section of the present invention, the further improvement of the construction method of vertical reinforcement is, is comprised at the bottom place that described stirrup and described drag hook are placed in described heavy in section concrete structure:
Described stirrup is sheathed on the connection joint bar of corresponding described leading construction area, and is connected and fixed with the connection joint bar in outside;
Described drag hook is hooked and is located at relative and is positioned at two of outside and connects on joint bars, and be connected and fixed with the described joint bar that is connected.
In the concrete structure of heavy in section of the present invention, the further improvement of the construction method of vertical reinforcement is, is inserted in described reserved construction area by described second vertical reinforcement comprises from the top of described first vertical reinforcement:
Described stirrup in described first vertical reinforcement top place and described drag hook define supporting surface;
From described supporting surface, described second vertical reinforcement is inserted in described reserved construction area.
In the concrete structure of heavy in section of the present invention, the further improvement of the construction method of vertical reinforcement is, also comprises:
On described second vertical reinforcement, straight screw sleeve is installed;
First vertical reinforcement on top is connected on described first vertical reinforcement;
Along sheathed fixing stirrup and drag hook on described first vertical reinforcement on top, the described stirrup at the top place of described first vertical reinforcement in top and described drag hook form upper support face;
From described upper support face, the straight screw sleeve second vertical reinforcement on top and described second vertical reinforcement is connected and fixed;
Repeat above-mentioned steps successively, until reach the absolute altitude of described heavy in section concrete structure.
In the concrete structure of heavy in section of the present invention, the further improvement of the construction method of vertical reinforcement is, marks off reserved construction area comprise in the middle part of described heavy in section concrete structure:
Vertical reinforcement to be onstructed at least one row be positioned in the middle part of the concrete structure of heavy in section is divided into reserved construction area.
Accompanying drawing explanation
Fig. 1 is the top view marking off reserved construction area in the construction method of vertical reinforcement in the concrete of heavy in section of the present invention;
Fig. 2 is construct in the construction method of vertical reinforcement in the concrete of the heavy in section of the present invention stirrup of bottom and the top view of drag hook;
Fig. 3 is construct in the construction method of vertical reinforcement in the concrete of heavy in section of the present invention first vertical reinforcement of leading construction area and the top view of the stirrup of constructing on the first vertical reinforcement and drag hook; And
Fig. 4 is the top view of construction the second vertical reinforcement in the construction method of vertical reinforcement in the concrete of heavy in section of the present invention.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
The invention provides the construction method of vertical reinforcement in the concrete structure of a kind of heavy in section, this heavy in section concrete structure refers to that sectional dimension is more than or equal to the structure of 1500mm, refer to that distance minimum in sectional dimension is more than or equal to 1500mm, it can be huge wall, colossal column, and the syndeton of huge wall and post, in the reinforcement construction of heavy in section concrete structure, because sectional dimension is large, cause constructor cannot connect the vertical reinforcement inside structure outside structure, for addressing this problem, the method of reserved rear construction taked by the vertical reinforcement of the present invention to constructional difficulties, this reserved space additionally provides working space for constructor, make other vertical reinforcement of constructor's convenient construction, straight screw sleeve installed by the joint bar at the reserved vertical reinforcement place do not constructed, then stirrup and the drag hook of bottommost are installed, again the vertical reinforcement of convenient construction is installed, vertical reinforcement to be constructed stirrup and drag hook, after completing, stirrup and the drag hook at vertical reinforcement top define supporting surface, this supporting surface provides job platform, reserved vertical reinforcement of not constructing can be inserted into reserved position by constructor on this supporting surface, and be screwed together fixing with straight screw sleeve.Efficiently solve the difficult problem that the excessive constructor's reinforcing bar caused of sectional dimension is difficult to construct.Below in conjunction with accompanying drawing, the construction method of vertical reinforcement in the concrete structure of heavy in section of the present invention is described.
Consult Fig. 1, show the top view marking off reserved construction area in the construction method of vertical reinforcement in the concrete of heavy in section of the present invention.Below in conjunction with Fig. 1, be described dividing construction area in the construction method of vertical reinforcement in the concrete structure of heavy in section of the present invention.
As shown in Figure 1, the construction of vertical reinforcement is for the formation of huge wall 11 and colossal column 12, below for the vertical reinforcement construction method of this huge wall 11 and colossal column 12, be described the construction method of vertical reinforcement in the concrete structure of a kind of heavy in section of the present invention, in the concrete structure of heavy in section of the present invention, the construction method of vertical reinforcement comprises:
In the desired location of heavy in section concrete structure, vertical reinforcement to be onstructed is carried out to the division of construction area, mark off reserved construction area in the middle part of heavy in section concrete structure, except reserved construction area, be divided into leading construction area.Reserved construction area comprises reserves the vertical reinforcement to be onstructed of at least one row in the middle part of being positioned at, at reserved construction area, connector 21 is set, connector 21 is connected with vertical reinforcement for during this reserved construction area of construction in later period, play the effect facilitating vertical reinforcement to install, preferably, this connector 21 is straight screw sleeve.In Fig. 1, two row's straight screw sleeves have been installed in huge wall 11 to be formed, two straight screw sleeves have been installed in colossal column 12 to be formed, reserved construction area is selected according to practice of construction situation, because the vertical reinforcement being positioned at middle part is difficult to construction, so when reserved, select the vertical reinforcement at middle part to reserve, treat subsequent construction.Reserved construction area additionally provides working space for constructor, facilitate the construction of the vertical reinforcement of leading construction area, so, in the present embodiment, the second row of the horizontal direction along huge wall 11 to be formed and the 4th are arranged the vertical reinforcement as reserved rear construction, the reinforcing bar that colossal column 12 to be formed is reserved is corresponding with the reserved vertical reinforcement of the huge wall 11 of formation.
As shown in Figure 2, after reserved construction area sets up connector, provide stirrup 22 and drag hook 23, stirrup 22 and the drag hook 23 of this heavy in section concrete structure bottommost are installed, stirrup 22 and drag hook 23 are placed in the bottom place of heavy in section concrete structure.
As shown in Figure 3, then provide the first vertical reinforcement 24, the operating space utilizing reserved construction area to provide, erects the first vertical reinforcement 24 and is fixed in leading construction area.Construct after the first vertical reinforcement 24, along the first vertical reinforcement 24 compartment of terrain construction stirrup 22 and drag hook 23, stirrup 22 and drag hook 23 are arranged along the vertical separation of the first vertical reinforcement 24, stirrup 22 can be identical with the spacing distance of drag hook 23, also can be different, during construction stirrup 22, stirrup 22 is fixedly arranged on the outside of the first vertical reinforcement 24, and be fixedly connected with outermost first vertical reinforcement 24, being hooked along breadth of section direction (namely minimum in sectional dimension distance) by drag hook 23 is located on outermost two first vertical reinforcements 24, and be fixedly connected with the first vertical reinforcement 24.
As shown in Figure 4, then provide the second vertical reinforcement 26, the top of the second vertical reinforcement 26 from the first vertical reinforcement 24 is inserted in reserved construction area, and is connected and fixed with the connector 21 in reserved construction area.When connector 21 is straight screw sleeve, can the second vertical reinforcement 26 be screwed togather fixing with straight screw sleeve.
As a better embodiment of the present invention, substructure is had at heavy in section concrete structure, this heavy in section concrete structure is formed on substructure, after this substructure construction completes, corresponding heavy in section concrete structure is installed with connection joint bar, play the effect connecting substructure and heavy in section concrete structure, in this connection joint bar, correspondence reserves the height of height lower than the connection joint bar of the leading construction area of correspondence of the connection joint bar in construction area, connection joint bar height in this reserved construction area is shorter, mainly in order to leading construction area provides construction space, facilitate the construction of the vertical reinforcement of leading construction area.Preferably, the height of the connection joint bar in this reserved construction area is more than or equal to 500mm, and is less than 1000mm, and the height of the connection joint bar in corresponding leading construction area is greater than 1000mm.Due to when constructing the vertical reinforcement of heavy in section concrete structure, substructure and the connection joint bar protruding from substructure are formed with, like this when arranging connector, providing straight screw sleeve, straight screw sleeve being arranged on the connection joint bar in reserved construction area.When stirrup 22 and the drag hook 23 of bottom is installed again, stirrup 22 and drag hook 23 are placed in the bottom place of heavy in section concrete structure, then stirrup is set in the outside of the connection joint bar of corresponding leading construction area, connection joint bar is enclosed, then be fixedly connected with the connection joint bar in outside, being hooked along the width in cross section by drag hook and be located on relative connection joint bar, and is be positioned at outermost connection joint bar, and is connected joint bar with this and is fixedly connected with.
Second vertical reinforcement 26 is inserted in reserved construction area from the top of the first vertical reinforcement 25 and comprises: the stirrup 22 at the top place of the first vertical reinforcement 25 and drag hook 23 define supporting surface 25, and this supporting surface 25 can be used as the job platform of constructor.The spaced stirrup of the casing no matter selected and drag hook, or different interval arrange stirrup and drag hook, same plane is located at by the stirrup at the top place of the first vertical reinforcement 25 and drag hook, namely formed supporting surface 25.From supporting surface 25, the second vertical reinforcement 26 is inserted in reserved construction area, the second vertical reinforcement 26 is screwed together with straight screw sleeve.Have employed supporting surface that stirrup and drag hook formed as job platform, the reserved last construction of the vertical reinforcement being difficult at middle part construct, solve the problem that constructor's reinforcing bar that heavy in section size causes is difficult to construct.
Can select along the first vertical reinforcement 24 interval construction stirrup 22, stirrup 22 is set to the first vertical reinforcement 24 from the top cover of the first vertical reinforcement 24, and the position being displaced downwardly to setting is fixedly connected with the first vertical reinforcement 24, on the first vertical reinforcement 24, be inserted in stirrup 22 successively fix, until construction to the top of the first vertical reinforcement 24.Preferably, after fixing the stirrup 22 of every one deck, arrange the drag hook 23 be adjacent, drag hook 23 can be selected to be in same layer with stirrup 22, can be positioned at above or below stirrup 22, serves the structural strength strengthening vertical reinforcement.
After vertical reinforcement has been constructed, just define reinforcement cage structure, namely define huge wall 11 to be formed and the reinforcement cage structure of huge wall 12, follow-uply install template again, concreting just defines huge wall 11 and colossal column 12.
As a better embodiment of the present invention, if heavy in section concrete structure absolute altitude to be onstructed is very high, construction is needed to connect the vertical reinforcement of multilayer, at the top of mounted second vertical reinforcement 26, straight screw sleeve is installed like this, at first vertical reinforcement on the connection top, top of the first vertical reinforcement 24, along the sheathed fixing stirrup of the first vertical reinforcement on top, the stirrup at the top place of the first vertical reinforcement on top is installed drag hook and form upper support face, with top supporting surface for job platform, from upper support face, second vertical reinforcement on top is inserted into the top of the second vertical reinforcement, and be screwed together fixing with the straight screw sleeve at the second vertical reinforcement top, repeatedly repeat above-mentioned steps, till the absolute altitude reaching heavy in section concrete structure.
In the concrete structure of heavy in section of the present invention, the beneficial effect of the construction method of vertical reinforcement is:
The present invention changes the construction technology of reinforcing bar, first to construct stirrup, and by reserved for the vertical reinforcement at middle part last construction, outside vertical reinforcement is installed and defines supporting surface with the stirrup at top and drag hook, this supporting surface provides operation platform, by this supporting surface from top by the vertical reinforcement at middle part insert and be fixedly connected with the straight screw sleeve that bottom is arranged, solve heavy in section to the reinforcing bar that constructor causes be difficult to construction a difficult problem.
Below embodiment is to invention has been detailed description by reference to the accompanying drawings, and those skilled in the art can make many variations example to the present invention according to the above description.Thus, some details in embodiment should not form limitation of the invention, the present invention by the scope that defines using appended claims as protection scope of the present invention.
Claims (8)
1. the construction method of vertical reinforcement in the concrete structure of heavy in section, is characterized in that, comprising:
In the desired location of heavy in section concrete structure, vertical reinforcement to be onstructed is carried out to the division of construction area, mark off reserved construction area in the middle part of described heavy in section concrete structure, except described reserved construction area, be divided into leading construction area;
In described reserved construction area, connector is set;
Stirrup and drag hook are provided, described stirrup and described drag hook are placed in the bottom place of described heavy in section concrete structure;
First vertical reinforcement is provided, utilizes the operating space that described reserved construction area provides, described first vertical reinforcement is erected and is fixed in described leading construction area;
Along described first vertical reinforcement compartment of terrain construction stirrup and drag hook;
Second vertical reinforcement is provided, described second vertical reinforcement is inserted in described reserved construction area from the top of described first vertical reinforcement, and be connected and fixed with the described connector in described reserved construction area.
2. the construction method of vertical reinforcement in the concrete structure of heavy in section as claimed in claim 1, it is characterized in that, described heavy in section concrete structure is formed on substructure, after described substructure construction completes, corresponding described heavy in section concrete structure is installed with connection joint bar, and the connection joint bar height of corresponding described reserved construction area is lower than the height of the connection joint bar of the described leading construction area of correspondence.
3. the construction method of vertical reinforcement in the concrete structure of heavy in section as claimed in claim 2, is characterized in that, arrange connector comprise in described reserved construction area:
Straight screw sleeve is provided, described straight screw sleeve is installed on the connection joint bar in described reserved construction area.
4. the construction method of vertical reinforcement in the concrete structure of heavy in section as claimed in claim 2, it is characterized in that, the connection joint bar height of corresponding described reserved construction area is more than or equal to 500mm, and is less than 1000mm, and the connection joint bar height of corresponding described leading construction area is greater than 1000mm.
5. the construction method of vertical reinforcement in the concrete structure of heavy in section as claimed in claim 2, is characterized in that, comprised at the bottom place that described stirrup and described drag hook are placed in described heavy in section concrete structure:
Described stirrup is sheathed on the connection joint bar of corresponding described leading construction area, and is connected and fixed with the connection joint bar in outside;
Described drag hook is hooked and is located at relative and is positioned at two of outside and connects on joint bars, and be connected and fixed with the described joint bar that is connected.
6. the construction method of vertical reinforcement in the concrete structure of heavy in section as claimed in claim 1, is characterized in that, be inserted in described reserved construction area by described second vertical reinforcement comprise from the top of described first vertical reinforcement:
Described stirrup in described first vertical reinforcement top place and described drag hook define supporting surface;
From described supporting surface, described second vertical reinforcement is inserted in described reserved construction area.
7. the construction method of vertical reinforcement in the concrete structure of heavy in section as claimed in claim 1, is characterized in that, also comprise:
On described second vertical reinforcement, straight screw sleeve is installed;
First vertical reinforcement on top is connected on described first vertical reinforcement;
Along sheathed fixing stirrup and drag hook on described first vertical reinforcement on top, the described stirrup at the top place of described first vertical reinforcement in top and described drag hook form upper support face;
From described upper support face, the straight screw sleeve second vertical reinforcement on top and described second vertical reinforcement is connected and fixed;
Repeat above-mentioned steps successively, until reach the absolute altitude of described heavy in section concrete structure.
8. the construction method of vertical reinforcement in the concrete structure of heavy in section as claimed in claim 1, is characterized in that, mark off reserved construction area comprise in the middle part of described heavy in section concrete structure:
Vertical reinforcement to be onstructed at least one row be positioned in the middle part of the concrete structure of heavy in section is divided into reserved construction area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510215797.1A CN104878939B (en) | 2015-04-29 | 2015-04-29 | The construction method of vertical reinforcement in the xoncrete structure of heavy in section |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510215797.1A CN104878939B (en) | 2015-04-29 | 2015-04-29 | The construction method of vertical reinforcement in the xoncrete structure of heavy in section |
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| CN104878939A true CN104878939A (en) | 2015-09-02 |
| CN104878939B CN104878939B (en) | 2017-03-01 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08254017A (en) * | 1995-03-15 | 1996-10-01 | Takenaka Komuten Co Ltd | Fixing method for wall reinforcing steel net and fixing method for floor reinforcing steel net |
| CN102213032A (en) * | 2010-04-09 | 2011-10-12 | 上海市第七建筑有限公司 | Construction method for connecting reinforcing bars of structural columns |
| CN103362119A (en) * | 2013-06-28 | 2013-10-23 | 中建七局第二建筑有限公司 | Non-welded connection method and connection structure for major diameter reinforcing cage |
| CN103422677A (en) * | 2013-08-30 | 2013-12-04 | 南通八建集团有限公司 | Construction method for binding steel reinforced concrete composite structure reinforcing steel bars |
| KR20150004637A (en) * | 2013-07-03 | 2015-01-13 | 주식회사종합건축사사무소가람건축 | Large diameter steel reinforcement connectors |
-
2015
- 2015-04-29 CN CN201510215797.1A patent/CN104878939B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08254017A (en) * | 1995-03-15 | 1996-10-01 | Takenaka Komuten Co Ltd | Fixing method for wall reinforcing steel net and fixing method for floor reinforcing steel net |
| CN102213032A (en) * | 2010-04-09 | 2011-10-12 | 上海市第七建筑有限公司 | Construction method for connecting reinforcing bars of structural columns |
| CN103362119A (en) * | 2013-06-28 | 2013-10-23 | 中建七局第二建筑有限公司 | Non-welded connection method and connection structure for major diameter reinforcing cage |
| KR20150004637A (en) * | 2013-07-03 | 2015-01-13 | 주식회사종합건축사사무소가람건축 | Large diameter steel reinforcement connectors |
| CN103422677A (en) * | 2013-08-30 | 2013-12-04 | 南通八建集团有限公司 | Construction method for binding steel reinforced concrete composite structure reinforcing steel bars |
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| CN104878939B (en) | 2017-03-01 |
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