CN207749701U - A kind of structure for preventing concrete slab cracking - Google Patents
A kind of structure for preventing concrete slab cracking Download PDFInfo
- Publication number
- CN207749701U CN207749701U CN201820018685.6U CN201820018685U CN207749701U CN 207749701 U CN207749701 U CN 207749701U CN 201820018685 U CN201820018685 U CN 201820018685U CN 207749701 U CN207749701 U CN 207749701U
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- Prior art keywords
- pipe
- circuit built
- muscle
- concrete slab
- longitudinal
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Abstract
The utility model is related to building engineering fields, disclose a kind of structure for preventing concrete slab cracking.The structure includes muscle under plate (1), circuit built-in pipe (2), lateral additional muscle (3), longitudinal additional muscle (4) and concrete (5).By laying lateral additional muscle and longitudinal additional muscle around circuit built-in pipe; the longitudinal framework for surrounding circuit built-in pipe can be formed; on the one hand effective concrete booster action can be played in the left and right and top of circuit built-in pipe using the longitudinal framework; on the other hand the protective effect using the longitudinal framework to circuit built-in pipe; facilitate and carries out closely knit concrete pouring construction; so as to effectively prevent building structure plate cracking phenomena occur in construction, the finished product destructive rate and repair amount in construction later stage are substantially reduced.In addition, the structure also have many advantages, such as consumables cost it is low, it is simple in structure and be easy to engineering method realization, be convenient for practical application and popularization.
Description
Technical field
The utility model is related to building engineering fields, and in particular, to a kind of structure for preventing concrete slab cracking.
Background technology
In the concrete board constructions of current architectural engineering, inevitably need to preset pre- for the inbuilt circuit of circuit
Pipe laying, but in building construction process, easily in the cracking problem in built-in pipe position of concrete slab.Pass through field research
It was found that the reason of cracking phenomenon in these positions be its structure be lower muscle upper tube structure (i.e. single-layer bidirectional muscle under, circuit
Built-in pipe is upper) so that lack effective concrete booster action in the left and right and top of built-in pipe；Simultaneously due also at this
A little positions are laid with intensive built-in pipe so that be not easy to pour in the work progress of casting concrete it is closely knit, to construction
The repair in later stage brings not fleabite.
Utility model content
For the aforementioned existing concrete slab for including built-in pipe easily cracking phenomenon the problem of, the utility model provides
A kind of structure for preventing concrete slab cracking.
The technical solution adopted in the utility model provides a kind of structure for preventing concrete slab cracking, including under plate
Muscle, circuit built-in pipe, lateral additional muscle, longitudinal additional muscle and concrete, wherein the circuit built-in pipe is longitudinally disposed and is located at
The top of muscle under the plate, the transverse direction additional muscle is " П " u stirrup；
The number of the transverse direction additional muscle and longitudinal additional muscle is respectively several, and in the circuit built-in pipe
Surrounding is arranged in length and breadth, forms the longitudinal framework of circuit built-in pipe described in semi-surrounding；
The concrete coats muscle under the longitudinal framework and the plate bound with the longitudinal framework, forms concrete
Plate ontology.
Optimization, when semi-surrounding has more circuit built-in pipes in the longitudinal framework, all circuit built-in pipes exist
Parallel interval is arranged in transverse direction；
The diameter of the circuit built-in pipe is set as R：R≤H/3, the horizontal spacing between adjacent two circuits built-in pipe are set as D：
D >=3R, wherein H is the thickness of the concrete slab ontology.
Optimization, the spacing of lower edge to the lower surface of the concrete slab ontology of the circuit built-in pipe is not less than
The spacing of 25mm, top edge to the upper surface of the concrete slab ontology of the circuit built-in pipe are not less than 25mm.
Optimization, the spacing in axle center of the side lever portion to adjacent lines built-in pipe of the transverse direction additional muscle between 120~
Between 180mm.
Optimization, the longitudinal pitch of adjacent two lateral additional muscles is between 160~240mm, adjacent two longitudinal additional muscles
Horizontal spacing between 160~240mm.
Optimization, muscle is single-layer bidirectional reinforcing bar under the plate.
Optimization, the circuit built-in pipe uses pvc pipe.
Optimization, the circuit built-in pipe is regular polygon pipe or round tube.
Optimization, the transverse direction additional muscle and longitudinal additional muscle use the three-level reinforcing bar of a diameter of 6mm.
To sum up, it using the structure provided by the utility model for preventing concrete slab cracking, has the advantages that：
(1) by laying lateral additional muscle and longitudinal additional muscle around circuit built-in pipe, semi-surrounding circuit built-in pipe can be formed
Longitudinal framework, on the one hand can play effective concrete in the left and right and top of circuit built-in pipe using the longitudinal framework
Booster action, the on the other hand protective effect using the longitudinal framework to circuit built-in pipe facilitate and carry out closely knit concrete
Pouring construction substantially reduces the finished product in construction later stage so as to effectively prevent building structure plate cracking phenomena occur in construction
Destructive rate and repair amount；(2) structure also have many advantages, such as consumables cost it is low, it is simple in structure and be easy to engineering method realization,
Convenient for practical application and popularization.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 is the lateral schematic cross-sectional view of the structure provided by the utility model for preventing concrete slab cracking.
In above-mentioned attached drawing：1, muscle 2, circuit built-in pipe 3, lateral additional muscle 4, longitudinal additional muscle 5, concrete under plate.
Specific implementation mode
Hereinafter reference will be made to the drawings, is described in detail by way of example and provided by the utility model prevents concrete slab
The structure of cracking.It should be noted that the explanation of these way of example is used to help to understand the utility model, but
The restriction to the utility model is not constituted.
The terms "and/or", only a kind of incidence relation of description affiliated partner, indicates that there may be three kinds of passes
System, for example, A and/or B, can indicate：Individualism A, individualism B exist simultaneously tri- kinds of situations of A and B, the terms
"/and " it is another affiliated partner relationship of description, indicate may exist two kinds of relationships, for example, A/ and B, can indicate：Individually deposit
In A, two kinds of situations of individualism A and B, in addition, character "/" herein, it is a kind of "or" pass to typically represent forward-backward correlation object
System.
Embodiment one
Fig. 1 shows the lateral schematic cross-sectional view of structure provided by the utility model.
The structure that can prevent concrete slab cracking provided in this embodiment, including muscle 1, circuit built-in pipe 2, cross under plate
To additional muscle 3, longitudinal additional muscle 4 and concrete 5, wherein the circuit built-in pipe 2 is longitudinally disposed and positioned at muscle 1 under the plate
Top, it is described transverse direction additional muscle 3 be " П " u stirrup；The number difference of the transverse direction additional muscle 3 and longitudinal additional muscle 4
It is several, and is arranged in length and breadth around the circuit built-in pipe 2, forms longitudinal bone of circuit built-in pipe 2 described in semi-surrounding
Frame；The concrete 5 coats muscle 1 under the longitudinal framework and the plate bound with the longitudinal framework, forms concrete slab
Ontology.
As shown in Figure 1, in the structure for preventing concrete slab cracking, muscle 1 is the base of concrete slab under the plate
Plinth skeleton can be, but not limited to as single-layer bidirectional reinforcing bar (" two-way " refers to vertical and horizontal).The circuit built-in pipe 2 is for burying
If cablings such as circuit concealed wire or cables, it can be, but not limited to using PVC that (Polyvinylchlor id, main ingredient are polychlorostyrene
Ethylene) pipe.The transverse direction additional muscle 3 and longitudinal additional muscle 4 around the circuit built-in pipe 2 for constituting semi-surrounding
Thus on the one hand the longitudinal framework of circuit built-in pipe 2 can utilize the longitudinal framework in the left and right and top of circuit built-in pipe 2
Effective concrete booster action is played, on the other hand the protective effect using the longitudinal framework to circuit built-in pipe 2, it is convenient
Closely knit concrete pouring construction is carried out, so as to effectively prevent building structure plate cracking phenomena occur in construction, is dropped significantly
The finished product destructive rate and repair amount in low construction later stage.In addition, the structure also has consumables cost low (relative to double-deck double
To bar construction), it is simple in structure and be easy to engineering method realize the advantages that, be convenient for practical application and popularization.
Optimization, when semi-surrounding has more circuit built-in pipes 2 in the longitudinal framework, all circuit built-in pipes 2
Parallel interval is arranged in the horizontal；The diameter of the circuit built-in pipe 2 is set as R：R≤H/3, between adjacent two circuits built-in pipe 2
Horizontal spacing be set as D：D >=3R, wherein H is the thickness of the concrete slab ontology.As shown in Figure 1, as an example,
It is surrounded by both threads road built-in pipe 2 in the longitudinal framework, is arranged by aforementioned parameters, can prevent because built-in pipe is laid
It is overstocked and influence pour closely knit problem.
Optimization, spacing (i.e. Fig. 1 of the lower edge of the circuit built-in pipe 2 to the lower surface of the concrete slab ontology
In d1) be not less than 25mm, the spacing of top edge to the upper surface of the concrete slab ontology of the circuit built-in pipe 2 is (i.e.
D2 in Fig. 1) it is not less than 25mm.As shown in Figure 1, being designed by aforementioned parameters, it can be ensured that the concrete slab ontology has
Enough thickness reaches basic architecture design requirement.
Optimization, the spacing in the axle center of the side lever portion of the transverse direction additional muscle 3 to adjacent lines built-in pipe 2 is (i.e. in Fig. 1
D3) between 120~180mm, as an example, as shown in Figure 1, d3 is 150mm.
Optimization, the longitudinal pitch (not shown in figure 1) of adjacent two lateral additional muscles 3 is between 160~240mm, phase
The horizontal spacing (i.e. d5 in Fig. 1) of two longitudinal direction additional muscle 4 of neighbour is between 160~240mm, as an example, such as Fig. 1 institutes
Show, d5 200mm.
Optimization, the circuit built-in pipe 2 is regular polygon pipe or round tube.As shown in Figure 1, as an example, it is described
Circuit built-in pipe 2 is octagon pipe.
Optimization, the three-level reinforcing bar of the transverse direction additional muscle 3 and a diameter of 6mm of longitudinal use of additional muscle 4.
The structure that can prevent concrete slab cracking provided in this embodiment, has the advantages that：(1) by
Lateral additional muscle and longitudinal additional muscle are laid around circuit built-in pipe, can form the longitudinal framework for surrounding circuit built-in pipe,
On the one hand effective concrete booster action can be played in the left and right and top of circuit built-in pipe using the longitudinal framework, separately
On the one hand the protective effect using the longitudinal framework to circuit built-in pipe facilitates and carries out closely knit concrete pouring construction, from
And can effectively prevent building structure plate cracking phenomena occur in construction, substantially reduce finished product destructive rate and the reparation in construction later stage
Workload；(2) structure also have many advantages, such as consumables cost it is low, it is simple in structure and be easy to engineering method realization, be convenient for practical application
And popularization.
As described above, the utility model can be realized preferably.For a person skilled in the art, new according to this practicality
The introduction of type designs various forms of structures for preventing concrete slab cracking and does not need to performing creative labour.It is not taking off
These embodiments are changed in the case of from the principles of the present invention and spirit, are changed, are replaced, are integrated and modification is still fallen
Enter in the scope of protection of the utility model.
Claims (9)
1. a kind of structure for preventing concrete slab cracking, which is characterized in that including muscle under plate (1), circuit built-in pipe (2), cross
To additional muscle (3), longitudinal additional muscle (4) and concrete (5), wherein the circuit built-in pipe (2) is longitudinally disposed and positioned at described
The top of muscle (1) under plate, the transverse direction additional muscle (3) are " П " u stirrup；
The number of the transverse direction additional muscle (3) and longitudinal additional muscle (4) is respectively several, and in the circuit built-in pipe
(2) it is arranged in length and breadth around, forms the longitudinal framework of circuit built-in pipe (2) described in semi-surrounding；
The concrete (5) coats muscle (1) under the longitudinal framework and the plate bound with the longitudinal framework, forms coagulation
Native plate ontology.
2. a kind of structure for preventing concrete slab cracking as described in claim 1, which is characterized in that when in longitudinal bone
When semi-surrounding has more circuit built-in pipe (2) in frame, all circuit built-in pipes (2) in the horizontal arrange by parallel interval；
The diameter of the circuit built-in pipe (2) is set as R：R≤H/3, the horizontal spacing between adjacent two circuits built-in pipe (2) are set as
D：D >=3R, wherein H is the thickness of the concrete slab ontology.
3. a kind of structure for preventing concrete slab cracking as described in claim 1, which is characterized in that the circuit built-in pipe
(2) spacing of lower edge to the lower surface of the concrete slab ontology is not less than 25mm, the top of the circuit built-in pipe (2)
The spacing of edge to the upper surface of the concrete slab ontology is not less than 25mm.
4. a kind of structure for preventing concrete slab cracking as described in claim 1, which is characterized in that the transverse direction additional muscle
(3) spacing in side lever portion to the axle center of adjacent lines built-in pipe (2) is between 120~180mm.
5. a kind of structure for preventing concrete slab cracking as described in claim 1, which is characterized in that adjacent two is laterally additional
The longitudinal pitch of muscle (3) is between 160~240mm, and the horizontal spacing of adjacent two longitudinal additional muscles (4) is between 160~240mm
Between.
6. a kind of structure for preventing concrete slab cracking as described in claim 1, which is characterized in that muscle (1) under the plate
For single-layer bidirectional reinforcing bar.
7. a kind of structure for preventing concrete slab cracking as described in claim 1, which is characterized in that the circuit built-in pipe
(2) pvc pipe is used.
8. a kind of structure for preventing concrete slab cracking as described in claim 1, which is characterized in that the circuit built-in pipe
(2) it is regular polygon pipe or round tube.
9. a kind of structure for preventing concrete slab cracking as described in claim 1, which is characterized in that the transverse direction additional muscle
(3) and longitudinal additional muscle (4) using a diameter of 6mm three-level reinforcing bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820018685.6U CN207749701U (en) | 2018-01-05 | 2018-01-05 | A kind of structure for preventing concrete slab cracking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820018685.6U CN207749701U (en) | 2018-01-05 | 2018-01-05 | A kind of structure for preventing concrete slab cracking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207749701U true CN207749701U (en) | 2018-08-21 |
Family
ID=63151548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820018685.6U Expired - Fee Related CN207749701U (en) | 2018-01-05 | 2018-01-05 | A kind of structure for preventing concrete slab cracking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207749701U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113235649A (en) * | 2021-05-20 | 2021-08-10 | 武汉市汉阳市政建设集团有限公司 | Retaining wall assembly type reverse filter bag construction method |
| CN115233905A (en) * | 2021-07-06 | 2022-10-25 | 中冶天工集团有限公司 | Protection device for pre-buried pipeline of house building and installation method thereof |
-
2018
- 2018-01-05 CN CN201820018685.6U patent/CN207749701U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113235649A (en) * | 2021-05-20 | 2021-08-10 | 武汉市汉阳市政建设集团有限公司 | Retaining wall assembly type reverse filter bag construction method |
| CN115233905A (en) * | 2021-07-06 | 2022-10-25 | 中冶天工集团有限公司 | Protection device for pre-buried pipeline of house building and installation method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180821 Termination date: 20220105 |