CN103774792A - Buckling concrete split head for supporting upper and lower layers of steel bars - Google Patents
Buckling concrete split head for supporting upper and lower layers of steel bars Download PDFInfo
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- CN103774792A CN103774792A CN201210396077.6A CN201210396077A CN103774792A CN 103774792 A CN103774792 A CN 103774792A CN 201210396077 A CN201210396077 A CN 201210396077A CN 103774792 A CN103774792 A CN 103774792A
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Abstract
A buckling concrete split head for supporting upper and lower layers of steel bars is characterized in that ']' shaped metal bars are arranged on two sides of the inside of a concrete split head body to enhance the strength of the concrete split head body; an upper-through and gradually-opening notch and L-shaped steps are formed in the upper end of the concrete split head body and used for crossing the upper steel bars in an avoidance manner and realizing supporting positioning, a lower-through and gradually-opening notch and acute angles or U-shaped slots are formed in the lower end of the concrete split head body and used for crossing the lower steel bars in an avoidance manner and realizing supporting positioning, so that space between the upper and the lower steel bars is kept, the center of the concrete split head body can be supported for stressing, and the stability is improved; buckling metal bars are arranged on two walls of the upper ends of the L-shaped steps, and buckle the upper steel bars and further stabilize the concrete split head body, so that the concrete split head body cannot be moved or knocked down during construction treading; upper and lower end surfaces of the concrete split head body are scale heights for indicating the thicknesses of protective layers of steel bars; and rough concave and convex surfaces which are convenient to tightly combine concrete are arranged on the surface of the concrete split head body. The buckling concrete split head is used for realizing once supporting positioning of double layers of bidirectional steel bars and is convenient to mount, and the work efficiency and the project quality are improved.
Description
Technical field
The present invention relates to a kind of structural member for building; particularly meet in double-layer double-direction reinforcement construction process at reinforced concrete structure plate; for the locator of levels reinforced bar support; prevent from not being moved and knocking down; and there is the absolute altitude of indicating levels Minimum Concrete Protective Coating Thickness, effectively keep should having between levels reinforcing bar the padlock concrete split heads of spacing.
Background technology
In the work progress of reinforced concrete structure plate, in order to ensure the quality requirement of reinforced concrete structure plate, levels reinforcing bar needs supporting and location, keeps the due spacing of levels reinforcing bar, improves the prestressing force of reinforced concrete structure plate.The existing practice that supports lower floor's reinforcing bar: with spacer, marble or granite slab leftover bits are made cushion block, because cushion block volume is large, are not ultra-thin, are exactly super thick, have affected workmanship.Supporting the top reinforcement practice is to adopt steel bar horse-shaped bench or concrete goods stool body: reinforcing bar bending and molding, through being welded into the steel bar horse-shaped bench of a long strip type, but waste time and energy, cost is high; Another kind is at the construction field (site), and reinforcing bar is through being bent into the steel bar horse-shaped bench of several fonts, and due to the bounce that produces top reinforcement of trampling in work progress, a few font steel bar horse-shaped bench poor stabilities are easily toppled over, and lose the effect of supporting and location top reinforcement.Reinforcing bar is met topping weakness, in wet environment, easily causes iron oxide to ooze out, and has a strong impact on the decoration quality in later stage.The concrete goods stool body practice is: concrete is made to solid rectangle or square and columniform concrete pier body, in construction during as double-layer double-direction reinforcing bar, four to five centimeters of left and right of levels misplace of rebars, violate the requirement of norm of construction, because concrete pier body upper end is smooth, usually easy under the effect of concrete motive force and vibration force, between concrete pier body and reinforcing bar, relatively move, lose supporting and location, have a strong impact on construction engineering quality.I once disclosed utility model patent " a kind of reinforced concrete protective layer concrete product groove-shaped split heads ", the patent No. is: ZL200820098511.1, its technical characterictic is that concrete stool body upper end is provided with a groove placement top reinforcement, prevent top reinforcement and concrete stool body slippage displacement, lower end is provided with a groove, meet double-layer double-direction reinforcing bar and can dodge bottom one reinforcing bar, reduced concrete stool body and top reinforcement in work progress and moved the shortcoming of slippage and dislocation; The degree of depth of upper end groove is directly indicated the absolute altitude of concrete protective reinforcing bar thickness.Although it is low that this patent has cost, fabrication and installation are convenient, overcome above-mentioned some shortcomings.But still there is following deficiency in it: while supporting top reinforcement in concrete stool body upper end, fail to make the central point of concrete stool body upper end to support stressed, stability is very good not, meets when reinforcing bar is tiny to be trampled, to produce reinforcing bar bounce and increase in work progress, has indivedual concrete stool bodies to be knocked down.Another: comrade Yan Xing once disclosed a patent of invention " Split head used for building floor " patent No.: 201110307260.X, its technical characterictic: the top of cylinder is provided with the top reinforcement holddown groove coordinating with interlaced floor top reinforcement, the bottom of cylinder is provided with the lower floor's reinforcing bar holddown groove coordinating with interlaced floor lower floor reinforcing bar, although overcoming the central point of concrete pier body upper end, it fails to support the poor deficiency of stability under loading, but, the larger heaviness of its volume, cylinder pin height must not be less than 25mm, in concrete pier body pin, do not add easily disconnected pin of metal ribs, upper and lower cross recess in manufacturing process, be difficult for the demoulding, production efficiency is low, can not mass production.Above-mentioned steel bar horse-shaped bench, concrete goods split heads does not all solve the supporting and location of lower floor's reinforcing bar, and Dual-layer two-way concrete slab will support respectively, and thus, in order to make up above-mentioned deficiency, I have invented again a kind of padlock concrete split heads that supports levels reinforcing bar.
Summary of the invention
Object of the present invention is just to provide one can support levels reinforcing bar simultaneously, simple in structure, easy to operate, with low cost and manufacture a kind of padlock concrete split heads that supports levels reinforcing bar of the advantage such as easy.It has not only improved efficiency of construction, has reduced construction cost, has improved construction engineering quality, has also saved a large amount of iron and steel resources.
The object of the invention is to realize by the following technical solutions: a kind of padlock concrete split heads that supports levels reinforcing bar, is characterized in that: by concrete stool body,
type metal ribs, upper end connect gradually open form notch, L-type step, padlock metal ribs, the absolute altitude of protective layer thickness, lower end and connect gradually open form notch, acute angle or U-shaped groove, coarse male and fomale(M&F) composition: it is that both sides arrange respectively in concrete stool body
type metal ribs, has increased the intensity of concrete stool body; Concrete stool body upper end arranges upper end and connects gradually open form notch, and the two edge lengths middle parts that connect open form notch one end gradually in upper end arrange respectively L-type step, intersects top reinforcement and supporting and location for dodging; Concrete stool body lower end arranges lower end and connects gradually open form notch, lower end connects the gradually both sides of open form notch one end and is provided with acute angle or U-shaped groove, for dodging the cushion block effect that intersects lower floor's reinforcing bar and support lower floor's reinforcing bar, because connecting gradually open form notch, L-type step and concrete stool body lower end, concrete stool body upper end connects gradually open form notch, acute angle or the effect of cooperatively interacting of U-shaped groove, make the center support of concrete stool body stressed, improved the stability of concrete stool body; For further fixing top reinforcement and raising concrete stool body steadiness, concrete stool body L-type step upper end two walls are respectively arranged with
the partial-length 8-30mm that type metal ribs exposes, exposed metal muscle is padlock metal ribs, padlock metal ribs is depressed or colligation, padlock top reinforcement, fix being integrally connected of concrete stool body and top reinforcement, improved concrete stool body steadiness, in construction, the bounce that concrete stool body is not trampled generation by top reinforcement moves or knocks down, and has kept due spacing between Dual-layer two-way concrete slab; Concrete stool body upper and lower end face is the absolute altitude of indication levels thickness of protection tier, effectively guarantees the thickness of reinforcement cover; The coarse male and fomale(M&F) that concrete stool surface arranges, is convenient to the infiltration that concrete stool body and concrete are combined closely and prevented concrete slab.
The present invention uses like this: in reinforced concrete structure plate work progress, when after the completion of double-layer double-direction reinforcing bar binding, concrete stool body upper end is connected to gradually open form notch and L-type step and be inserted in the top reinforcement of intersection, supporting and location, simultaneously concrete stool body lower end connects gradually open form notch and acute angle or U-shaped groove is inserted in lower floor's reinforcing bar of intersection, acute angle or U-shaped groove have played the cushion block effect of dodging lower floor's reinforcing bar and supporting lower floor's reinforcing bar, make concrete stool body center stressed, have improved the stability of concrete stool body.In order further to improve concrete stool body steadiness, concrete stool body L-type step upper end two walls arrange respectively
the partial-length 8-30mm that type metal ribs exposes, exposed metal muscle is padlock metal ribs, padlock metal ribs is depressed or colligation, padlock top reinforcement, fix concrete stool body and top reinforcement and be integrally connected, improved concrete stool body steadiness, in construction, the bounce that concrete stool body is not trampled generation by top reinforcement moves or knocks down, and has kept due spacing between Dual-layer two-way concrete slab; Concrete stool body upper and lower end face is the absolute altitude of indication levels thickness of protection tier, effectively guarantees the thickness of reinforcement cover; The coarse male and fomale(M&F) that concrete stool surface arranges, is convenient to the infiltration that concrete stool body and concrete are combined closely and prevented concrete slab.
Described concrete stool body is prismatoid or cuboid or square;
In described concrete stool body, both sides can be placed respectively more than one or two
type metal ribs;
The padlock metal ribs length 8-30mm that described concrete stool body L-type step upper end two walls arrange respectively can be more than one or two;
Described concrete stool body lower end connects gradually open form notch 7 and is provided with acute angle or U-shaped groove 8;
It can be more than one or two that described concrete stool surface arranges coarse male and fomale(M&F).
The present invention is owing to adopting technique scheme, simple in structure, installs very conveniently, has improved efficiency of construction, has reduced construction cost, manufactures the advantages such as easy, has also saved a large amount of iron and steel resources.
Accompanying drawing explanation
Accompanying drawing of the present invention is described as follows:
Fig. 1 is the structural representation of a kind of padlock concrete split heads embodiment that supports levels reinforcing bar of the present invention
Fig. 2 is Fig. 1 side view of the present invention
Fig. 3 is Fig. 1 front view of the present invention
Fig. 4 is that Fig. 1 of the present invention uses state reference map
In figure: 1, concrete stool body; 2,
type metal ribs; 3, upper end connects gradually open form notch; 4, L-type step; 5, padlock metal ribs; 6, the absolute altitude of protective layer thickness; 7, lower end connects gradually open form notch; 8, acute angle or U-shaped groove; 9, coarse male and fomale(M&F).
The specific embodiment
Below in conjunction with drawings and Examples, content of the present invention is described further:
Be the embodiment schematic diagram of a kind of padlock concrete split heads that supports levels reinforcing bar provided by the invention as shown in Figures 1 to 4.
A padlock concrete split heads that supports levels reinforcing bar, is characterized in that: by concrete stool body 1,
type metal ribs 2, upper end connect gradually open form notch 3, L-type step 4, padlock metal ribs 5, the absolute altitude 6 of protective layer thickness, lower end and connect gradually open form notch 7, acute angle or U-shaped groove 8, coarse male and fomale(M&F) 9 and form: it is to arrange respectively in concrete stool body 1 interior both sides
type metal ribs 2, has increased the intensity of concrete stool body 1; Concrete stool body 1 upper end arranges upper end and connects gradually open form notch 3, and the two edge lengths middle parts that connect open form notch 3 one end gradually in upper end arrange respectively L-type step 4, intersects top reinforcement and supporting and location for dodging; Concrete stool body 1 lower end arranges lower end and connects gradually open form notch 7, lower end connects the gradually both sides of open form notch 7 one end and is provided with acute angle or U-shaped groove 8, for dodging the cushion block effect that intersects lower floor's reinforcing bar and support lower floor's reinforcing bar, because connecting gradually open form notch 3, L-type step 4 and concrete stool body 1 lower end, concrete stool body 1 upper end connects gradually open form notch 7, acute angle or U-shaped groove 8 effect of cooperatively interacting, make the center support of concrete stool body 1 stressed, improve the stability of concrete stool body 1, in order further to improve concrete stool body 1 steadiness, L-type step 4 upper end two walls of concrete stool body 1 are respectively arranged with
the partial-length 8-30mm that type metal ribs exposes, exposed metal muscle is padlock metal ribs 5, padlock metal ribs 5 is depressed or colligation, padlock top reinforcement, fix concrete stool body 1 and be integrally connected with top reinforcement, improved concrete stool body 1 steadiness, in construction, the bounce that concrete stool body 1 is not trampled generation by top reinforcement moves or knocks down, and has kept due spacing between Dual-layer two-way concrete slab; Concrete stool body 1 upper and lower end face is the absolute altitude 6 of indication levels thickness of protection tier, effectively guarantees the thickness of reinforcement cover; The coarse male and fomale(M&F) that concrete stool body 1 surface arranges, is convenient to the infiltration that concrete stool body 1 is combined closely with concrete and prevented concrete slab.
The present invention uses like this: in reinforced concrete structure plate work progress, when after the completion of double-layer double-direction reinforcing bar binding, concrete stool body 1 upper end is connected to gradually open form notch 3 and L-type step 4 and be inserted in the top reinforcement of intersection, supporting and location, simultaneously concrete stool body 1 lower end connects gradually open form notch 7 and acute angle or U-shaped groove 8 is inserted in lower floor's reinforcing bar of intersection, acute angle or U-shaped groove 8 have played the cushion block effect that intersects lower floor's reinforcing bar and support lower floor's reinforcing bar of dodging, concrete stool body 1 is disposable has thus completed the effect of having supported levels reinforcing bar, keep should there be spacing between Dual-layer two-way concrete slab, make again concrete stool body 1 center stressed, improve the stability of concrete stool body 1, L-type step 4 upper end two walls of concrete stool body 1 are respectively arranged with
the partial-length 8-30mm that type metal ribs exposes, padlock metal ribs 5 is depressed or colligation, padlock top reinforcement, having fixed concrete stool body 1 is integrally connected with top reinforcement, improve concrete stool body 1 steadiness, in construction, the bounce that concrete stool body 1 is not trampled generation by top reinforcement moves or knocks down, and has kept should there be spacing between Dual-layer two-way concrete slab, concrete stool body 1 upper and lower end face is the absolute altitude 6 of indication levels thickness of protection tier, and the thickness of reinforcement cover is provided accurately, the coarse male and fomale(M&F) 9 that concrete stool body 1 surface arranges, is convenient to the infiltration that concrete is combined closely and prevented concrete slab.
Described concrete stool body 1 is prismatoid or cuboid or square;
Described concrete stool body 1 interior both sides can be put respectively more than one or two
type metal ribs 2;
Padlock metal ribs length 8-30mm5 on the L-type step of described concrete stool body 1 can be more than one or two;
Described concrete stool body 1 lower end connects gradually open form notch 7 and is provided with acute angle or U-shaped groove 8;
It can be more than one or two that described concrete stool body 1 surface arranges coarse male and fomale(M&F) 9.
Claims (8)
1. a padlock concrete split heads that supports levels reinforcing bar, is characterized in that: it comprise concrete stool body (1),
type metal reinforcing (2), upper end connect gradually open form notch (3), L-type step (4), padlock metal ribs (5), the absolute altitude (6) of protective layer thickness, lower end and connect gradually open form notch (7), acute angle or U-shaped groove (8), coarse male and fomale(M&F) (9); It is that both sides arrange respectively in concrete stool body (1)
shape metal ribs (2); concrete stool body (1) upper end arranges and connects gradually open form notch (3) and L-type step (4); L-type step (4) upper end wall arranges padlock metal ribs (5); concrete stool body (1) lower end arranges and connects gradually open form notch (7) and acute angle or U-shaped groove (8); concrete stool body (1) upper and lower end face is the absolute altitude (6) of indication levels thickness of protection tier, and concrete stool body (1) surface is provided with coarse male and fomale(M&F) (9).
2. according to a kind of padlock concrete split heads that supports levels reinforcing bar claim (1) Suo Shu, it is characterized in that: the interior both sides of concrete stool body (1) arrange respectively
shape metal reinforcing (2), strengthens concrete stool body and is subject to force intensity,
shape metal ribs (2) can be more than one or two.
3. according to a kind of padlock concrete split heads that supports levels reinforcing bar described in claim 1,2, it is characterized in that: concrete stool body (1) upper end arranges upper end and connects gradually open form notch (3), upper end connects the gradually two edge lengths middle parts of one end of open form notch (3) L-type step (4) is set respectively, dodge intersection top reinforcement and supporting and location, make concrete stool body (1) upper end center support stressed, strengthen the stability of concrete stool body (1).
4. according to a kind of padlock concrete split heads that supports levels reinforcing bar described in claim 1,2,3, it is characterized in that: L-type step (4) upper end two walls have respectively
the exposed parts length 8-30mm of shape metal ribs (2), is the padlock metal ribs (5) of padlock top reinforcement, and padlock metal ribs (5) can be more than one or two.
5. according to a kind of padlock concrete split heads that supports levels reinforcing bar described in claim 1,2,3,4, it is characterized in that concrete stool body (1) lower end arranges lower end and connects gradually open form notch (7), connect the gradually both sides of one end of open form notch (7) and be provided with acute angle or U-shaped groove (8), dodge the cushion block effect that intersects lower floor's reinforcing bar and support lower floor's reinforcing bar.
6. according to a kind of padlock concrete split heads that supports levels reinforcing bar described in claim 1,2,3,4,5; it is characterized in that: concrete stool body (1) upper and lower end face is the absolute altitude (6) of indication levels thickness of protection tier, guaranteed the thickness of Dual-layer two-way concrete slab topping.
7. according to a kind of padlock concrete split heads that supports levels reinforcing bar described in claim 1,2,3,4,5,6, it is characterized in that: concrete stool body (1) surface arranges that coarse male and fomale(M&F) (9) is convenient to concrete and concrete stool body (1) is combined closely, prevent the infiltration of concrete slab, coarse male and fomale(M&F) (9) can be more than one or two.
8. according to a kind of padlock concrete split heads that supports levels reinforcing bar described in claim 1,2,3,4,5,6,7, it is characterized in that: described concrete stool body (1) is prismatoid or cuboid or square.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210396077.6A CN103774792A (en) | 2012-10-18 | 2012-10-18 | Buckling concrete split head for supporting upper and lower layers of steel bars |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210396077.6A CN103774792A (en) | 2012-10-18 | 2012-10-18 | Buckling concrete split head for supporting upper and lower layers of steel bars |
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| CN103774792A true CN103774792A (en) | 2014-05-07 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106368387A (en) * | 2015-07-20 | 2017-02-01 | 贺绍勤 | Concrete product catching split head for supporting upper layer steel bar |
| CN106481027A (en) * | 2016-12-26 | 2017-03-08 | 河南省第建筑工程集团有限责任公司 | Floor quality integrated control method and multi-functional floor quality control module used |
| CN111894208A (en) * | 2020-07-16 | 2020-11-06 | 五冶集团上海有限公司 | Double-layer bidirectional concrete cushion block |
| CN112878351A (en) * | 2021-01-12 | 2021-06-01 | 李海平 | Construction process of concrete structural steel bars for underground box culvert type water collection pit and functional inlet and outlet |
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| CN2295014Y (en) * | 1997-05-13 | 1998-10-21 | 郭芬铃 | Tieing-less type building-reinforcing-bar quick-positioning support |
| JP2001146816A (en) * | 1999-11-22 | 2001-05-29 | Sanko Co Ltd | Plastic concrete spacer |
| JP2004132156A (en) * | 2002-10-08 | 2004-04-30 | Tomoya Ueda | Concrete spacer |
| JP2006177127A (en) * | 2004-12-20 | 2006-07-06 | Kyoto Supeesaa:Kk | Setup reinforcing bar receiving type spacer which is multifunction upper end/lower end reinforcing bar |
| CN201512902U (en) * | 2009-08-14 | 2010-06-23 | 严建平 | Steel-reinforced composite pad frame |
| CN102425271A (en) * | 2011-09-30 | 2012-04-25 | 严兴 | Split head used for building floor |
| CN203361478U (en) * | 2012-11-21 | 2013-12-25 | 贺绍勤 | Buckling concrete split head for supporting upper and lower steel bars |
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2012
- 2012-10-18 CN CN201210396077.6A patent/CN103774792A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2295014Y (en) * | 1997-05-13 | 1998-10-21 | 郭芬铃 | Tieing-less type building-reinforcing-bar quick-positioning support |
| JP2001146816A (en) * | 1999-11-22 | 2001-05-29 | Sanko Co Ltd | Plastic concrete spacer |
| JP2004132156A (en) * | 2002-10-08 | 2004-04-30 | Tomoya Ueda | Concrete spacer |
| JP2006177127A (en) * | 2004-12-20 | 2006-07-06 | Kyoto Supeesaa:Kk | Setup reinforcing bar receiving type spacer which is multifunction upper end/lower end reinforcing bar |
| CN201512902U (en) * | 2009-08-14 | 2010-06-23 | 严建平 | Steel-reinforced composite pad frame |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106368387A (en) * | 2015-07-20 | 2017-02-01 | 贺绍勤 | Concrete product catching split head for supporting upper layer steel bar |
| CN106481027A (en) * | 2016-12-26 | 2017-03-08 | 河南省第建筑工程集团有限责任公司 | Floor quality integrated control method and multi-functional floor quality control module used |
| CN111894208A (en) * | 2020-07-16 | 2020-11-06 | 五冶集团上海有限公司 | Double-layer bidirectional concrete cushion block |
| CN112878351A (en) * | 2021-01-12 | 2021-06-01 | 李海平 | Construction process of concrete structural steel bars for underground box culvert type water collection pit and functional inlet and outlet |
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Application publication date: 20140507 |