CN112665474A - Green construction process for horizontal concrete supporting structure - Google Patents
Green construction process for horizontal concrete supporting structure Download PDFInfo
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- CN112665474A CN112665474A CN202011524759.1A CN202011524759A CN112665474A CN 112665474 A CN112665474 A CN 112665474A CN 202011524759 A CN202011524759 A CN 202011524759A CN 112665474 A CN112665474 A CN 112665474A
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Abstract
The invention discloses a green construction process of a concrete horizontal supporting structure, relates to the technical field of concrete construction processes, and aims to solve the problems that the construction process of the concrete horizontal supporting structure on the market at present has large errors, harmful effects such as flying stones and dust are easily generated during blasting, and certain influences are caused on environmental protection, peripheral safety and the like. The method comprises the following steps: step 1: accurately designing a pre-buried transverse pipe and a pre-buried vertical pipe; step 2: assembling the cavity PVC embedded part; and step 3: installing a cavity PVC embedded part, and fixing the cavity PVC embedded part through a main steel bar, a circumferential stirrup and a cross stirrup; and 4, step 4: filling water into the PVC embedded part with the cavity; and 5: pouring concrete, maintaining, and removing the concrete horizontal supporting structure template; step 6: checking the water level and filling water; and 7: manufacturing and installing a waterproof medicine bag; and 8: the injection opening at the upper end of the vertical pipe is plugged by a water bag; and step 9: and (5) igniting and detonating.
Description
Technical Field
The invention relates to the technical field of concrete construction processes, in particular to a green construction process of a concrete horizontal supporting structure.
Background
At present, the temporary support system concrete horizontal support structure template 6 structure is mostly demolished by pre-buried blast hole charging blasting, and the method is easy to slide when the position is fixed when a blast hole is installed. The method has the advantages that large errors exist, harmful effects such as flying stones and dust are easily generated during blasting, certain influences are caused on environmental protection, peripheral safety and the like, the explosive directly acts on the concrete, the explosive consumption is high, blasting vibration is easily generated, and influences are caused on adjacent buildings, municipal pipe network facilities and the like when the peripheral environment is complex. Therefore, a green construction process of the concrete horizontal supporting structure is urgently needed in the market to solve the problems of blasting vibration, flying stones and dust generated when the concrete horizontal supporting structure is dismantled.
Disclosure of Invention
The invention aims to provide a green construction process for a concrete horizontal support structure, which aims to solve the problems that the construction process for the existing commercial concrete horizontal support structure in the background art has larger error, is easy to generate harmful effects such as flying stones and dust during blasting, and has certain influence on environmental protection, peripheral safety and the like.
In order to achieve the purpose, the invention provides the following technical scheme: a green construction process of a concrete horizontal support structure comprises the following steps:
step 1: through measurement and calculation, the size and position diagram of the embedded transverse pipes and the embedded vertical pipes are accurately drawn, the distance ratio between the diameter of each transverse pipe and the inner diameter of each concrete horizontal supporting structure template is 1: 0.8-1.2, and the width ratio between the spacing distance between every two adjacent vertical pipes and the inner diameter of each concrete horizontal supporting structure template is 1: 0.7 to 1.2;
step 2: manufacturing a cavity PVC embedded part according to design, forming holes at the upper ends of the transverse pipes according to the interval length between the adjacent vertical pipes, installing connecting pieces, installing the vertical pipes, installing transverse pipe water stop caps at two sides of the transverse pipes to realize the plugging of the transverse pipes, and installing vertical pipe water stop caps above the vertical pipes to realize the plugging of the vertical pipes to obtain the cavity PVC embedded part;
and step 3: installing a cavity PVC embedded part in the concrete horizontal supporting structure template, then installing main reinforcing steel bars, installing the cavity PVC embedded part in the concrete horizontal supporting structure template and the main reinforcing steel bars according to design to make positions, and installing a hoop reinforcement and a cross reinforcement to fix the cavity PVC embedded part to prevent displacement;
and 4, step 4: opening a vertical pipe water stop cap, filling water into the cavity PVC embedded part through the vertical pipe, and plugging the vertical pipe by pressing the vertical pipe water stop cap after the water is filled, so that the weight of the cavity PVC embedded part is increased, and displacement is prevented when concrete is poured;
and 5: pouring concrete into the concrete horizontal supporting structure template, maintaining, and dismantling the concrete horizontal supporting structure template to obtain a concrete supporting structure;
step 6: after the concrete supporting structure is used, opening a vertical pipe water stop cap, checking the water level in the vertical pipe, and filling water into the PVC embedded part of the cavity;
and 7: manufacturing a waterproof medicine bag and installing the waterproof medicine bag into the transverse pipe from the vertical pipe;
and 8: after the waterproof medicine bag is installed, the water bag is placed on an injection opening at the upper end of the vertical pipe for plugging;
and step 9: arranging and combining all the detonating tubes into a detonating detonator, setting a detonating point in a safety alert range through a lead, issuing a detonating command, igniting and detonating, checking after detonation, and issuing a disarm signal.
Preferably, the diameter of the vertical pipe in the step is 50 mm-100 mm, and the length of the transverse pipe is equal to the horizontal length of the inner diameter of the concrete horizontal supporting structure formwork-the diameter of the transverse pipe.
Preferably, the hollow cavity PVC embedded part in the step comprises a transverse pipe, a vertical pipe, a connecting piece, a transverse pipe water stop cap and a vertical pipe water stop cap.
Preferably, the waterproof explosive package in the step comprises a waterproof bag, explosive, a detonator, a detonating tube, a detonating detonator and a lead.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention utilizes the incompressible property of water, has small energy transmission loss, improves the energy utilization rate of the explosive, reduces the explosive consumption, saves the consumption of supporting materials and effectively reduces the construction cost.
2. The invention reduces the usage amount of unit medium damaged explosive, reduces the explosion vibration amplitude when the explosive explodes, and reduces the influence on surrounding buildings and the safe operation of municipal pipe networks.
3. The invention uses water as the explosion medium to spread the detonation pressure to destroy the concrete, and reduces the harmful effects of air shock wave, flying stone, dust, noise and the like by using the explosion water mist while destroying the concrete structure, thereby reducing the influence of the explosion on the environment.
4. The invention utilizes the water spread shock wave at the moment of explosive explosion to the concrete wall to displace the concrete wall and generate reflection action to form secondary loading, thus aggravating the damage of the concrete wall and further leading the concrete to be disintegrated and broken uniformly. Thereby effectively improving the construction quality.
Drawings
FIG. 1 is a schematic structural view of a cavity PVC embedded part of the invention;
FIG. 2 is an installation view of a concrete horizontal support structure form and a cavity PVC embedment of the present invention;
fig. 3 is a schematic view of a construction structure of the formwork structure for a concrete horizontal support structure according to the present invention.
In the figure: 1. a transverse tube; 2. a vertical tube; 3. a connecting member; 4. a transverse tube water stop cap; 5. a vertical pipe water stop cap; 6. a concrete horizontal support structure formwork; 7. concrete; 8. a main reinforcing bar; 9. hoop reinforcement; 10. a cross stirrup; 11. a waterproof bag; 12. an explosive; 13. a detonator; 14. a detonating tube; 15. detonating the detonator; 16. a wire; 17. a water bag.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1:
a green construction process of a concrete horizontal support structure comprises the following steps:
step 1: through measurement and calculation, size and position graphs of the embedded transverse pipes 1 and the embedded vertical pipes 2 are accurately drawn, the distance ratio of the diameter of each transverse pipe 1 to the inner diameter of each transverse pipe 1 and the inner diameter of each concrete horizontal supporting structure template 6 is 1:1.2, and the width ratio of the spacing distance between every two adjacent vertical pipes 2 to the inner diameter of each concrete horizontal supporting structure template 6 is 1: 0.7;
step 2: manufacturing a cavity PVC embedded part according to design, forming holes at the upper ends of the transverse pipes 1 according to the interval length between the adjacent vertical pipes 2, installing connecting pieces 3, installing the vertical pipes 2, installing transverse pipe water stop caps 4 at two sides of the transverse pipes 1 to realize the plugging of the transverse pipes 1, installing vertical pipe water stop caps 5 above the vertical pipes 2 to realize the plugging of the vertical pipes 2, and obtaining the cavity PVC embedded part;
and step 3: installing a cavity PVC embedded part in the concrete horizontal supporting structure template 6, then installing the main steel bar 8, installing the cavity PVC embedded part in the concrete horizontal supporting structure template 6 and the main steel bar 8 according to the design, and fixing the cavity PVC embedded part by the installation hoop stirrups 9 and the cross stirrups 10 to prevent displacement;
and 4, step 4: opening the vertical pipe water stop cap 5, filling water into the cavity PVC embedded part through the vertical pipe 2, and plugging the vertical pipe 2 by pressing the vertical pipe water stop cap 5 after the water is filled, so that the weight of the cavity PVC embedded part is increased, and displacement is prevented when concrete is poured;
and 5: injecting concrete 7 into the concrete horizontal supporting structure template 6, maintaining, and then dismantling the concrete horizontal supporting structure template 6 to obtain a concrete supporting structure;
step 6: after the concrete supporting structure is used, opening the vertical pipe water stop cap 5, checking the water level in the vertical pipe 2, and filling water into the PVC embedded part of the cavity;
and 7: manufacturing a waterproof medicine bag and installing the waterproof medicine bag into the transverse pipe 1 from the vertical pipe 2;
and 8: after the waterproof medicine bag is installed, the water bag 17 is placed on an injection opening at the upper end of the vertical pipe 2 for plugging;
and step 9: arranging and combining all the detonating tubes 14 into a detonating detonator 15, setting a detonating point in a safety warning range through a lead 16, issuing a detonating command, igniting and detonating, checking after detonation, and issuing a disarm signal.
Further, the diameter of the vertical pipe 2 in the step 1 is 100mm, and the length of the transverse pipe 1 is equal to the horizontal length of the inner diameter of the concrete horizontal supporting structure template 6-2 times the diameter of the transverse pipe 1.
Further, in the step 2, the hollow cavity PVC embedded part comprises a transverse pipe 1, a vertical pipe 2, a connecting piece 3, a transverse pipe water stop cap 4 and a vertical pipe water stop cap 5.
Further, in step 7, the waterproof explosive package comprises a waterproof bag 11, an explosive 12, a detonator 13, a detonating tube 14, a detonating detonator 15 and a lead 16.
Example 2:
a green construction process of a concrete horizontal support structure comprises the following steps:
step 1: through measurement and calculation, size and position graphs of the embedded transverse pipes 1 and the embedded vertical pipes 2 are accurately drawn, the distance ratio of the diameter of each transverse pipe 1 to the inner diameter of each transverse pipe 1 and the inner diameter of each concrete horizontal supporting structure template 6 is 1:0.8, and the width ratio of the spacing distance between every two adjacent vertical pipes 2 to the inner diameter of each concrete horizontal supporting structure template 6 is 1: 0.7;
step 2: manufacturing a cavity PVC embedded part according to design, forming holes at the upper ends of the transverse pipes 1 according to the interval length between the adjacent vertical pipes 2, installing connecting pieces 3, installing the vertical pipes 2, installing transverse pipe water stop caps 4 at two sides of the transverse pipes 1 to realize the plugging of the transverse pipes 1, installing vertical pipe water stop caps 5 above the vertical pipes 2 to realize the plugging of the vertical pipes 2, and obtaining the cavity PVC embedded part;
and step 3: installing a cavity PVC embedded part in the concrete horizontal supporting structure template 6, then installing the main steel bar 8, installing the cavity PVC embedded part in the concrete horizontal supporting structure template 6 and the main steel bar 8 according to the design, and fixing the cavity PVC embedded part by the installation hoop stirrups 9 and the cross stirrups 10 to prevent displacement;
and 4, step 4: opening the vertical pipe water stop cap 5, filling water into the cavity PVC embedded part through the vertical pipe 2, and plugging the vertical pipe 2 by pressing the vertical pipe water stop cap 5 after the water is filled, so that the weight of the cavity PVC embedded part is increased, and displacement is prevented when concrete is poured;
and 5: injecting concrete 7 into the concrete horizontal supporting structure template 6, maintaining, and then dismantling the concrete horizontal supporting structure template 6 to obtain a concrete supporting structure;
step 6: after the concrete supporting structure is used, opening the vertical pipe water stop cap 5, checking the water level in the vertical pipe 2, and filling water into the PVC embedded part of the cavity;
and 7: manufacturing a waterproof medicine bag and installing the waterproof medicine bag into the transverse pipe 1 from the vertical pipe 2;
and 8: after the waterproof medicine bag is installed, the water bag 17 is placed on an injection opening at the upper end of the vertical pipe 2 for plugging;
and step 9: arranging and combining all the detonating tubes 14 into a detonating detonator 15, setting a detonating point in a safety warning range through a lead 16, issuing a detonating command, igniting and detonating, checking after detonation, and issuing a disarm signal.
Further, the diameter of the vertical pipe 2 in the step 1 is 100mm, and the length of the transverse pipe 1 is equal to the horizontal length of the inner diameter of the concrete horizontal supporting structure template 6-2 times the diameter of the transverse pipe 1.
Further, in the step 2, the hollow cavity PVC embedded part comprises a transverse pipe 1, a vertical pipe 2, a connecting piece 3, a transverse pipe water stop cap 4 and a vertical pipe water stop cap 5.
Further, in step 7, the waterproof explosive package comprises a waterproof bag 11, an explosive 12, a detonator 13, a detonating tube 14, a detonating detonator 15 and a lead 16
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (4)
1. The green construction process of the concrete horizontal support structure is characterized by comprising the following steps of:
step 1: through measurement and calculation, the size and position diagrams of the embedded transverse pipes (1) and the vertical pipes (2) are accurately drawn, the distance ratio between the diameter of the transverse pipes (1) and the inner diameters of the transverse pipes (1) and the concrete horizontal supporting structure template (6) is 1: 0.8-1.2, the width ratio between the spacing distance between the adjacent vertical pipes (2) and the inner diameter of the concrete horizontal supporting structure template (6) is 1: 0.7 to 1.2;
step 2: manufacturing a cavity PVC embedded part according to design, forming holes at the upper ends of the transverse pipes (1) according to the interval length between the adjacent vertical pipes (2), installing connecting pieces (3), installing the vertical pipes (2), installing transverse pipe water stop caps (4) at two sides of the transverse pipes (1) to realize the plugging of the transverse pipes (1), installing vertical pipe water stop caps (5) above the vertical pipes (2) to realize the plugging of the vertical pipes (2), and obtaining the cavity PVC embedded part;
and step 3: installing a cavity PVC embedded part in the concrete horizontal supporting structure template (6), then installing a main reinforcing steel bar (8), installing the cavity PVC embedded part in the concrete horizontal supporting structure template (6) and the main reinforcing steel bar (8) according to design to set positions, and installing a hoop reinforcement (9) and a cross reinforcement (10) to fix the cavity PVC embedded part to prevent displacement;
and 4, step 4: opening a vertical pipe water stop cap (5), filling water into the cavity PVC embedded part through the vertical pipe (2), and plugging the vertical pipe (2) by returning the vertical pipe water stop cap (5) after the water is filled, so that the weight of the cavity PVC embedded part is increased, and displacement is prevented when concrete is poured;
and 5: injecting concrete (7) into the concrete horizontal supporting structure template (6) and curing, and then dismantling the concrete horizontal supporting structure template (6) to obtain a concrete supporting structure;
step 6: after the concrete supporting structure is used, opening the vertical pipe water stop cap (5), checking the water level in the vertical pipe (2), and filling water into the PVC embedded part of the cavity;
and 7: manufacturing a waterproof medicine bag and installing the waterproof medicine bag into the transverse pipe (1) from the vertical pipe (2);
and 8: after the waterproof medicine bag is installed, a water bag (17) is arranged on an injection opening at the upper end of the vertical pipe (2) for plugging;
and step 9: arranging and combining all the detonating tubes (14) into a detonating primer (15), setting a detonating point in a safety alert range through a lead (16), issuing a detonating command, igniting and detonating, checking after detonation, and issuing a disarm signal.
2. The green construction process of the concrete horizontal support structure according to claim 1, wherein the diameter of the vertical pipe (2) in the step 1 is 50-100 mm, and the length of the transverse pipe (1) is equal to the horizontal length of the inner diameter of the concrete horizontal support structure formwork (6) -2 times the diameter of the transverse pipe (1).
3. The green construction process of the concrete horizontal support structure according to the claim 1, wherein the hollow cavity PVC embedded parts in the step 2 comprise a transverse pipe (1), a vertical pipe (2), a connecting piece (3), a transverse pipe water stop cap (4) and a vertical pipe water stop cap (5).
4. The green construction process of the concrete horizontal support structure according to claim 1, wherein the waterproof explosive package in the step 7 comprises a waterproof bag (11), an explosive (12), a detonator (13), a detonating tube (14), a detonating detonator (15) and a lead (16).
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