CN217557240U - Bottom plate post-cast strip department lower floor reinforcing bar and bed course clearance leak protection thick liquid device - Google Patents
Bottom plate post-cast strip department lower floor reinforcing bar and bed course clearance leak protection thick liquid device Download PDFInfo
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- CN217557240U CN217557240U CN202220770572.8U CN202220770572U CN217557240U CN 217557240 U CN217557240 U CN 217557240U CN 202220770572 U CN202220770572 U CN 202220770572U CN 217557240 U CN217557240 U CN 217557240U
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Abstract
The utility model belongs to the civil and architectural engineering field, which provides a slurry leakage prevention device for the gap between the lower layer reinforcing steel bar and the cushion layer at the bottom plate post-cast strip, which comprises a slurry stop steel pipe arranged between the lower layer reinforcing steel bar and the cushion layer at the bottom plate post-cast strip and a fixed external member sleeved on the slurry stop steel pipe and connected with the lower layer reinforcing steel bar at the bottom plate post-cast strip; the outer wall surface of the grout stopping steel pipe is respectively contacted with the end surface of the lower layer steel bar at the bottom plate post-cast strip and the end surface of the cushion layer. To the mortar shutoff face the mortar intensity not enough and the poor problem of mould that rises risk and mortar shutoff shaping effect, the thick liquid steel pipe that ends of setting is the rigid structure, non-deformable, the low fragile problem of concrete intensity has been avoided adopting precast concrete parting strip shutoff in-process and has influenced the shutoff effect, the terminal surface of thick liquid steel pipe and bottom plate post-cast strip department lower floor reinforcing bar is ended simultaneously, the terminal surface contact of bed course is the point contact, there is not the clearance, guarantee the sealed leak-proof effect of shutoff, the structure of only thick liquid steel pipe compares in precast concrete parting strip, change production, the processing cost is low.
Description
Technical Field
The utility model belongs to civil construction engineering field, concretely relates to bottom plate post-cast strip department lower floor's reinforcing bar and bed course clearance leak protection thick liquid device.
Background
When a bottom plate or a raft board of building engineering is constructed, in order to avoid cracks generated by settlement or concrete shrinkage, a post-pouring strip needs to be arranged according to the standard requirement, or when the sectional construction is required by the site construction running water requirement, construction joints are reserved. The node treatment of the post-cast strip and the construction joint part is particularly critical, wherein the gap between the lower layer steel bar and the cushion layer of the post-cast strip of the bottom plate (raft) or the construction joint part needs to be provided with a slurry leakage prevention measure, and the conventional slurry leakage prevention measure of the part at present comprises the following steps: 1. adopting mortar for plugging; 2. adopting cement bricks for plugging; 3. the prefabricated concrete isolating bars are adopted for plugging, but the conventional leakage-proof measures have the following defects: 1. the processing cost is high; 2. the material cost is high; 3. the strength of the concrete is difficult to meet the requirements; 4. the construction process is easy to damage.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above shortcoming of prior art, the utility model aims at providing a lower floor's reinforcing bar of bottom plate post-cast strip department and bed course clearance leak protection thick liquid device to improve building engineering's product quality, reduce construction cost and reduce the construction degree of difficulty.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a bottom plate post-cast strip department lower floor reinforcing bar and bed course clearance leak protection thick liquid device, includes:
the fixing sleeve is sleeved on the grout stopping steel pipe and connected with the lower-layer steel bar at the bottom plate post-cast strip;
the grout stopping steel pipe is of a hollow pipe structure, and a plugging piece for plugging the grout stopping steel pipe is arranged at the opening end of the grout stopping steel pipe;
and the outer wall surface of the grout stopping steel pipe is respectively contacted with the end surface of the lower layer steel bar at the bottom plate post-cast strip and the end surface of the cushion layer.
Preferably, the bottom plate post-pouring belt comprises an upper layer of reinforcing steel bars, a lower layer of reinforcing steel bars, a fast and easy closing net and a steel plate water stop belt.
Preferably, upper reinforcing bar, the mutual level setting of lower floor's reinforcing bar, the net that easily closes up soon is located perpendicularly between layer reinforcing bar, the lower floor's reinforcing bar, the steel sheet waterstop is located between layer reinforcing bar, the lower floor's reinforcing bar.
Preferably, the steel plate water stop belt penetrates through the middle position of the fast and easy closing-up net and is perpendicular to the fast and easy closing-up net.
Preferably, the grout stopping steel pipe is positioned right below the quick and easy necking-in net.
Preferably, the grout stopping steel pipe is arranged along the extending direction of the bottom of the fast and easy closing-up net.
Preferably, the fast and easy closing net and the upper layer reinforcing steel bars and the lower layer reinforcing steel bars are bound by iron wire pieces for connection.
Preferably, the fixed external member is arranged at two ends of the grout stopping steel pipe and an iron wire member used for connection is bound between the lower layer of reinforcing steel bars.
Preferably, the shutoff piece includes plastic bag and clamp, the plastic bag passes through the sealed lock of clamp and is in the open end of only thick liquid steel pipe.
Preferably, the slurry stopping steel pipe is a seamless steel flower pipe with the diameter of 48mm.
Compared with the prior art, the beneficial effects of the utility model are that:
this scheme is to post-cast strip, the leak protection thick liquid measure in the node clearance at construction joint position, face the not enough and poor problem of mould that rises of mortar intensity and the poor problem of mortar shutoff shaping effect to the mortar shutoff, the thick liquid steel pipe that ends that sets up is the rigid structure, non-deformable, the problem of adopting the low fragile of precast concrete parting strip shutoff in-process concrete intensity and influence the shutoff effect has been avoided, the terminal surface of the lower floor reinforcing bar of thick liquid steel pipe and bottom plate post-cast strip department simultaneously, the end face contact of bed course is the point contact, there is not the clearance, guarantee the sealed leak protection effect of shutoff, the structure of only thick liquid steel pipe compares in precast concrete parting strip, change production, the processing cost is low.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 isbase:Sub>A cross-sectional view taken atbase:Sub>A-base:Sub>A of fig. 1.
Fig. 3 is a schematic structural view of the grout stopping steel pipe of the present invention.
Wherein:
1-cushion layer, 2-grout stopping steel pipe, 3-upper layer steel bar, 4-lower layer steel bar, 5-quick and easy closing net and 6-steel plate water stop.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be described in detail with reference to the accompanying drawings and detailed description. In addition, the embodiments and features of the embodiments of the present application may be combined with each other without conflict. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, and the described embodiments are merely some embodiments, rather than all embodiments, of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Example (b):
as shown in fig. 1-3, the present embodiment provides a slurry leakage preventing device for a gap between a lower layer of steel bar and a cushion layer at a post-cast strip of a bottom plate, including:
the mortar-stopping steel pipe 2 is arranged between the lower layer steel bar 4 at the bottom plate post-cast strip and the cushion layer 1, and the fixing sleeve is sleeved on the mortar-stopping steel pipe 2 and connected with the lower layer steel bar 4 at the bottom plate post-cast strip;
the grout stopping steel pipe 2 is of a hollow pipe structure, and a plugging piece for plugging the grout stopping steel pipe 2 is arranged at the opening end of the grout stopping steel pipe 2;
the outer wall surface of the grout stopping steel pipe 2 is respectively contacted with the end surface of the lower layer steel bar 4 and the end surface of the cushion layer 1 at the bottom plate post-cast strip.
This scheme is to post-cast strip, the leak protection thick liquid measure in the node clearance at construction joint position, face the not enough and poor problem of mould that rises of mortar intensity and the poor problem of mortar shutoff shaping effect to the mortar shutoff, the thick liquid steel pipe 2 that ends that sets up is the rigid structure, non-deformable, the problem of adopting the low fragile of precast concrete parting strip shutoff in-process concrete intensity and influence the shutoff effect has been avoided, end the terminal surface of thick liquid steel pipe 2 and bottom plate post-cast strip department lower floor reinforcing bar 4 simultaneously, the end face contact of bed course 1 is the point contact, there is not the clearance, guarantee the sealed leak-proof effect of shutoff, the structure of only thick liquid steel pipe 2 compares in precast concrete parting strip, change production, the processing cost is low.
In this embodiment, to the structure of bottom plate post-cast strip, specifically, bottom plate post-cast strip includes upper reinforcing bar 3, lower floor's reinforcing bar 4, fast easy binding off net 5 and steel sheet waterstop 6.
Specifically, the mutual level setting of upper reinforcing bar 3, lower floor's reinforcing bar 4, the net 5 that easily closes up soon locates between layer reinforcing bar, lower floor's reinforcing bar 4 perpendicularly, and steel sheet waterstop 6 locates between layer reinforcing bar, the lower floor's reinforcing bar 4.
Specifically, the steel plate water stop belt 6 is arranged in the middle of the fast and easy closing-up net 5 in a penetrating mode and perpendicular to the fast and easy closing-up net 5.
Specifically, the grout stopping steel pipe 2 is positioned right below the fast and easy necking-in net 5.
Specifically, the grout stopping steel pipe 2 is arranged along the extending direction of the bottom of the fast and easy closing net 5.
In the structure, the position of the grout stopping steel pipe 2 is arranged corresponding to the position of the fast and easy closing net 5, so that concrete can be prevented from entering the gap, and when concrete is poured, the grout stopping steel pipe 2 is in point contact with the end surface of the lower layer steel bar 4 and the end surface of the cushion layer 1 at the bottom plate post-pouring strip, and is abutted tightly with each other without a gap, so that sealing and grout leakage are ensured, and construction quality is ensured.
Specifically, iron wire pieces for connection are bound between the fast and easy closing net 5 and the upper layer reinforcing steel bars 3 and the lower layer reinforcing steel bars 4.
Specifically, the fixed external member is provided with an iron wire member for connection by being bound between the two ends of the grout stopping steel pipe 2 and the lower layer reinforcing steel bar 4.
Specifically, the shutoff piece includes plastic bag and clamp, and the plastic bag passes through the sealed lock of clamp and ends the open end of thick liquid steel pipe 2.
The plugging piece is used for preventing the difficulty in slurry leakage and form removal in the concrete pouring process from influencing the construction quality.
Specifically, the slurry-stopping steel pipe 2 is a seamless steel flower pipe with a diameter of 48mm. The seamless steel perforated pipe is a common product in production, can be obtained from local materials more easily, further reduces the production cost, does not need redundant material processing links, and realizes green environmental protection. And in order to meet the specification requirements that the thickness of the concrete protective layer of the steel bar in the foundation is calculated from the top surface of the cushion layer 1 and is not less than 40mm and the thickness allowable deviation of the plate type steel bar protective layer is plus 8mm and minus 5mm, the size of the grout stopping steel pipe 2 is phi 48mm.
The specific implementation process aiming at the scheme is as follows:
the method comprises the following steps: binding the reinforcing steel bar engineering of the bottom plate post-cast strip is finished, and the longitudinal reinforcing steel bar at the lower layer reinforcing steel bar 4 of the bottom plate post-cast strip part is not bound firstly;
step two: according to the method, the slurry-stopping steel pipe 2 is made of the seamless steel perforated pipe with the diameter of 48mm, and two ends of the slurry-stopping steel pipe 2 are plugged, so that slurry leakage and formwork removal difficulty in the concrete pouring process are prevented;
step three: the mortar-stopping steel pipe 2 is installed right below the quick and easy closing net 5, two ends of the mortar-stopping steel pipe 2 are fixed with lower layer steel bars 4 at a bottom plate post-pouring strip position respectively through iron wires, displacement is prevented, the surface of the mortar-stopping steel pipe 2 is a smooth surface, and the mortar-stopping steel pipe 2, the lower layer steel bars 4 at the bottom plate post-pouring strip position and a cushion layer 1 are in point contact without gaps;
step four: pouring bottom plate concrete, compacting the concrete at the construction joint position by vibration, and narrowing the concrete space at the lower part of the steel plate waterstop 6, so as to avoid the problems that the concrete strength of the construction joint part does not meet the requirement after the grout stopping steel pipe 2 is removed, the concrete cannot be reworked and chiseled, and the potential quality hazards such as leakage and corrosion exist;
step five: the grout stopping steel pipe 2 is dismantled when the concrete at the position of the grout stopping steel pipe 2 begins to be initially set, and the concrete at the position of the grout stopping steel pipe 2 can be generally controlled to begin to be dismantled after about 1 hour;
step six: and (5) concrete maintenance and concrete cleaning of the grout stopping steel pipe 2.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, so that any modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments do not depart from the technical solution of the present invention, and still fall within the scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a bottom plate post-cast strip department lower floor reinforcing bar and bed course clearance leak protection thick liquid device which characterized in that includes:
the slurry stopping steel pipe is arranged between the lower layer steel bar and the cushion layer at the bottom plate post-cast strip, and the fixing sleeve is sleeved on the slurry stopping steel pipe and connected with the lower layer steel bar at the bottom plate post-cast strip;
the grout stopping steel pipe is of a hollow pipe structure, and a plugging piece for plugging the grout stopping steel pipe is arranged at the opening end of the grout stopping steel pipe;
and the outer wall surface of the grout stopping steel pipe is respectively contacted with the end surface of the lower layer steel bar at the bottom plate post-cast strip and the end surface of the cushion layer.
2. The device for preventing slurry leakage of the gap between the lower layer of steel bars and the cushion layer at the bottom plate post-pouring strip according to claim 1, wherein the bottom plate post-pouring strip comprises upper layer of steel bars, lower layer of steel bars, a quick and easy closing net and a steel plate water stop strip.
3. The device for preventing slurry leakage of the gap between the lower layer of steel bar and the cushion layer at the bottom plate post-cast strip according to claim 2, wherein the upper layer of steel bar and the lower layer of steel bar are horizontally arranged, the fast and easy closing-up net is vertically arranged between the upper layer of steel bar and the lower layer of steel bar, and the steel plate water stop is arranged between the upper layer of steel bar and the lower layer of steel bar.
4. The device for preventing slurry leakage of a gap between a lower layer of steel bar and a cushion layer at a bottom plate post-cast strip according to claim 3, wherein the steel plate water stop strip is arranged in the middle of the fast and easy closing-up net in a penetrating manner and is perpendicular to the fast and easy closing-up net.
5. The device for preventing slurry leakage of a gap between a lower layer of steel bar and a cushion layer at a bottom plate post-cast strip according to claim 3, wherein the slurry stopping steel pipe is positioned right below the quick and easy closing-up net.
6. The device for preventing slurry leakage of a gap between a lower layer of steel bar and a cushion layer at a bottom plate post-cast strip according to claim 5, wherein the slurry-stopping steel pipe is arranged along the extending direction of the bottom of the quick and easy closing-up net.
7. The device for preventing slurry leakage of a gap between a lower layer of steel bar and a cushion layer at a bottom plate post-cast strip according to claim 3, wherein an iron wire piece for connection is bound between the fast and easy closing net and the upper layer of steel bar and the lower layer of steel bar.
8. The device for preventing the slurry leakage of the gap between the lower layer of steel bars and the cushion layer at the bottom plate post-cast strip according to claim 2, wherein the fixing sleeve is an iron wire piece bound between the two ends of the slurry stopping steel pipe and the lower layer of steel bars for connection.
9. The apparatus for preventing slurry leakage in the gap between the lower layer of steel bars and the cushion layer at the bottom plate post-cast strip according to any one of claims 1 to 8, wherein the plugging member comprises a plastic bag and a clamp, and the plastic bag is sealed and buckled at the open end of the slurry-stopping steel pipe through the clamp.
10. The device for preventing the slurry leakage of the gap between the lower-layer steel bar and the cushion layer at the bottom plate post-cast strip according to any one of claims 1 to 8, wherein the slurry stop steel pipe is a seamless steel flower pipe with the diameter of 48mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220770572.8U CN217557240U (en) | 2022-04-02 | 2022-04-02 | Bottom plate post-cast strip department lower floor reinforcing bar and bed course clearance leak protection thick liquid device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220770572.8U CN217557240U (en) | 2022-04-02 | 2022-04-02 | Bottom plate post-cast strip department lower floor reinforcing bar and bed course clearance leak protection thick liquid device |
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| Publication Number | Publication Date |
|---|---|
| CN217557240U true CN217557240U (en) | 2022-10-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220770572.8U Active CN217557240U (en) | 2022-04-02 | 2022-04-02 | Bottom plate post-cast strip department lower floor reinforcing bar and bed course clearance leak protection thick liquid device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217557240U (en) |
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2022
- 2022-04-02 CN CN202220770572.8U patent/CN217557240U/en active Active
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