CN220377352U - Basement roof post-cast strip's support structure is exempted from to form removal - Google Patents
Basement roof post-cast strip's support structure is exempted from to form removal Download PDFInfo
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- CN220377352U CN220377352U CN202322075769.7U CN202322075769U CN220377352U CN 220377352 U CN220377352 U CN 220377352U CN 202322075769 U CN202322075769 U CN 202322075769U CN 220377352 U CN220377352 U CN 220377352U
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- fiber cement
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- 239000004568 cement Substances 0.000 claims description 41
- 239000000835 fiber Substances 0.000 claims description 31
- 239000002131 composite material Substances 0.000 claims description 30
- 230000003014 reinforcing effect Effects 0.000 claims description 22
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 9
- 150000001875 compounds Chemical class 0.000 claims description 8
- 239000012783 reinforcing fiber Substances 0.000 claims description 8
- 239000003822 epoxy resin Substances 0.000 claims description 7
- 229920000647 polyepoxide Polymers 0.000 claims description 7
- 229920002397 thermoplastic olefin Polymers 0.000 claims description 7
- 239000002390 adhesive tape Substances 0.000 claims description 5
- 229920001971 elastomer Polymers 0.000 claims description 5
- 238000007788 roughening Methods 0.000 claims description 5
- 239000006260 foam Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 10
- 238000003466 welding Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
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- 230000000694 effects Effects 0.000 description 2
- -1 ethylene, propylene Chemical group 0.000 description 2
- 238000009415 formwork Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
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- 230000003712 anti-aging effect Effects 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
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- 239000004035 construction material Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
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- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 239000003469 silicate cement Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- 229920002994 synthetic fiber Polymers 0.000 description 1
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- 239000000057 synthetic resin Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Abstract
The utility model relates to the technical field of constructional engineering, in particular to a form removal-free and support-free structure of a basement roof post-cast strip, which comprises concrete which is oppositely arranged, wherein a beam plate supporting mechanism is arranged between the concrete which is oppositely arranged, plate steel bars are arranged at the upper end and the lower end of the beam plate supporting mechanism, the plate steel bars at the upper end are arranged at the upper end of the interior of the concrete, square timber and a wood form are arranged at the lower end of the concrete, the square timber is arranged at the lower end of the wood form, the wood form is arranged at the lower end of the plate steel bars at the lower end, the lower end of the beam plate supporting mechanism is fixedly connected with the wood form through bolts, and inner supporting frames are fixed at two sides of the lower end of the square timber. According to the utility model, the support body does not need to be independently supported below the post-cast strip, the construction space below the post-cast strip region is not occupied, free passage of the space below the post-cast strip region is ensured, the construction efficiency of the post-cast strip structure can be improved, and the engineering period can be shortened.
Description
Technical Field
The utility model relates to the technical field of constructional engineering, in particular to a mold-dismantling-free support-free structure of a basement roof post-cast strip.
Background
The post-pouring zone for the building is a concrete zone which is reserved in the structures such as beams, bottom plates, top plates and walls and has a certain width and is subjected to internal shrinkage, pouring and vibration for a certain time and is used for adapting to the influences of factors such as environmental temperature change, concrete shrinkage, structure non-uniform settlement and the like, and can be used for connecting the concrete structures on two sides which are temporarily separated into a whole, and meanwhile, the post-pouring zone for the top plates of the basements has an important effect of preventing infiltration of surface drainage.
The conventional construction method for independently erecting support, post-pouring and post-dismantling a basement roof post-pouring strip is generally adopted, and comprises the steps of erecting a beam slab support scaffold, erecting a beam slab template, binding reinforcing steel bars, erecting a post-pouring strip template, binding post-pouring strip steel bars, pouring concrete on two sides, dismantling a bracket after reaching specified strength of the concrete, clearing sundries of the post-pouring strip, chiseling concrete on two sides, pouring post-pouring strip concrete, curing, dismantling the template after reaching specified strength, and dismantling the post-pouring strip bracket. The effects include: 1) The construction process of independently supporting the post-pouring belt and the template is relatively complicated, so that a great amount of labor is consumed, the turnover time of the materials such as the template, the steel pipe, the fasteners and the like is delayed, the construction efficiency of the area is relatively low, and the labor, material resources and time cost are increased; 2) The upright rods in the conventional post-pouring strip supporting system are denser, and have great influence on other specialized construction such as lower transportation construction materials, mechanical equipment, personnel traveling, plastering decoration, ground construction, electromechanical installation and the like; 3) The surface of the post-pouring belt is uneven and the cross section size is deviated due to the early dismantling of the template supporting system; 4) The post-pouring strip template commonly adopts a secondary formwork, the contact between the template and the concrete surface is not tight, and when the post-pouring strip is used for pouring concrete, concrete slurry is extruded along a gap, so that new concrete at the junction of new and old concrete is outwards protruded; 5) The combination of the water stop steel plate and the template or the steel bar is not tight enough, the risk of water leakage is higher, and the waterproof performance is poor.
Disclosure of Invention
The utility model aims to provide a disassembly-free and support-free structure of a basement roof post-cast strip, which aims to solve the problems in the prior art.
The technical scheme of the utility model is as follows: the utility model provides a support structure is exempted from to form removal of basement roof post-cast strip, is including the concrete that sets up relatively, and the relative setting be provided with beam slab supporting mechanism between the concrete, beam slab supporting mechanism's upper end and lower extreme all are provided with the board reinforcing bar, are located the upper end the board reinforcing bar sets up the inside upper end at the concrete, simultaneously the lower extreme of concrete is provided with square timber and plank sheathing, the square timber sets up the lower extreme at the plank sheathing, the plank sheathing sets up the lower extreme at the board reinforcing bar that is located the lower extreme, just beam slab supporting mechanism's lower extreme carries out fixed connection through bolt and plank sheathing, just the lower extreme both sides of square timber all are fixed with interior support frame.
Still further, beam slab supporting mechanism is including the prefabricated compound reinforcing fiber cement board of relative setting, prefabricated compound reinforcing fiber cement board sets up in concrete one side inwards, simultaneously relative setting be provided with the reinforcing bar between the prefabricated compound reinforcing fiber cement board, the upper end of reinforcing bar carries out fixed connection with the board reinforcing bar that is located the upper end, the lower extreme of reinforcing bar carries out fixed connection with the plank sheathing through the bolt.
Still further, the both ends of prefabricated compound reinforcing fiber cement board are provided with the reinforcing bar component, are located the upper end the reinforcing bar component sets up the lower extreme at the board reinforcing bar that is located the upper end, be located the lower extreme the reinforcing bar component sets up the upper end at the board reinforcing bar that is located the lower extreme, simultaneously the reinforcing bar component inwards one end carries out fixed connection through bolt and prefabricated compound reinforcing fiber cement board.
Further, the steel bar is sleeved with a straight thread sleeve.
Still further, the inside of prefabricated composite reinforced fiber cement board is provided with thermoplastic polyolefin waterproofing membrane.
Furthermore, a welding seam is arranged in the middle of the prefabricated composite reinforced fiber cement board, water-stopping steel plates are inserted in the welding seam, and the water-stopping steel plates are arranged between the steel bar members at the two ends.
Furthermore, the inward side of the prefabricated composite reinforced fiber cement board is provided with a roughening part, and the outward side of the prefabricated composite reinforced fiber cement board is fixedly connected with the inward side of the concrete through an epoxy resin glue sealing rubber strip.
Further, the lower end of the prefabricated composite reinforced fiber cement board is provided with a sealing foam adhesive tape through a nail.
The utility model provides a basement roof post-cast strip mold-removal-free support-free structure through improvement, which has the following improvement and advantages compared with the prior art:
the method comprises the following steps: the mold-removal-free support-free structure is composed of the beam plate supporting mechanisms, and the beam plate supporting mechanisms are of an up-down bilateral symmetry structure, namely, are combined and built by four identical structures, so that the mold-removal-free support-free structure is simple in structure and easy to build, meanwhile, a support body is not required to be independently supported below a post-cast strip, the construction space below a post-cast strip region is not occupied, free passage of the space below the post-cast strip region is ensured, the construction efficiency of the post-cast strip structure can be improved, and the engineering period can be shortened;
the method comprises the following steps: according to the utility model, the prefabricated composite reinforced fiber cement board is connected with the concrete through the epoxy resin adhesive tape, and meanwhile, the water stop steel plate is arranged at the welding seam of the prefabricated composite reinforced fiber cement board, so that the waterproof performance can be improved, and meanwhile, the water stop steel plate can be better combined with the poured concrete, so that the joint part is smoother.
Drawings
The utility model is further explained below with reference to the drawings and examples:
FIG. 1 is a schematic diagram of a mold release free support free structure of the present utility model;
FIG. 2 is an enlarged view of the structure A of FIG. 1 in accordance with the present utility model;
FIG. 3 is a side view of the form removal-free support-free structure of the present utility model;
FIG. 4 is an enlarged view of the B structure of FIG. 3 in accordance with the present utility model;
reference numerals illustrate:
1. plate reinforcing steel bars; 2. a reinforcing bar member; 3. reinforcing steel bars; 4. prefabricating a composite reinforced fiber cement board; 5. concrete; 6. square timber; 7. a wood form; 8. a bolt; 9. an inner support; 10. thermoplastic polyolefin waterproof coiled material; 11. a water-stopping steel plate; 12. a straight threaded sleeve; 13. a roughening part; 14. an epoxy resin adhesive sealing strip; 15. welding seams; 16. shooting nails; 17. and sealing the foam adhesive tape.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, in the description of the present utility model, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, it should be understood that the dimensions of the various elements shown in the figures are not drawn to actual scale, e.g., the thickness or width of some layers may be exaggerated relative to other layers for ease of description.
It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined or illustrated in one figure, no further detailed discussion or description thereof will be necessary in the following description of the figures.
Referring to fig. 1-4, the present embodiment provides a form removal-free and support-free structure of a basement roof post-cast strip, which includes a concrete 5 and a beam slab support mechanism that are disposed opposite to each other. Wherein beam slab supporting mechanism sets up between the concrete 5 of relative setting, and beam slab supporting mechanism's upper end and lower extreme all are provided with board reinforcing bar 1, and the board reinforcing bar 1 that is located the upper end simultaneously sets up the inside upper end at concrete 5. Specifically, the lower extreme of concrete 5 is provided with square timber 6 and plank sheathing 7, and square timber 6 sets up the lower extreme at plank sheathing 7, and plank sheathing 7 sets up the lower extreme at the board reinforcing bar 1 that is located the lower extreme, and beam slab supporting mechanism's lower extreme carries out fixed connection with plank sheathing 7 through bolt 8, and the lower extreme both sides of square timber 6 all are fixed with interior support frame 9.
In this embodiment, the beam slab supporting mechanism comprises a prefabricated composite reinforced fiber cement board 4 which is arranged oppositely, wherein a thermoplastic polyolefin waterproof coiled material 10 is arranged in the prefabricated composite reinforced fiber cement board 4, a chiseling part 13 is arranged on one inward side of the prefabricated composite reinforced fiber cement board 4, one outward side of the prefabricated composite reinforced fiber cement board 4 is fixedly connected with one inward side of the concrete 5 through an epoxy resin glue sealing rubber strip 14, and a sealing foam rubber strip 17 is arranged at the lower end of the prefabricated composite reinforced fiber cement board 4 through a nail shooting 6. It is noted that the thermoplastic polyolefin waterproof roll 10 here is made by adding additives such as an antioxidant, an anti-aging agent, a softener and the like to a thermoplastic polyolefin synthetic resin formed by polymerizing ethylene, propylene rubber and polypropylene resin as a base material, and is embedded in the interior of the prefabricated composite reinforced fiber cement board 4 and has a thickness of 2mm for improving the overall waterproof performance.
Specifically, steel bars 3 are arranged between the oppositely arranged prefabricated composite reinforced fiber cement boards 4, the upper ends of the steel bars 3 are fixedly connected with the board steel bars 1 positioned at the upper ends, and the lower ends of the steel bars 3 are fixedly connected with the wood templates 7 through bolts 8. It is noted that the steel bar 3 is sleeved with a straight thread sleeve 12. Further, a welding line 15 is arranged in the middle of the prefabricated composite reinforced fiber cement board 4, and a water stop steel board 11 is inserted into the welding line 15.
Specifically, both ends of the prefabricated composite reinforced fiber cement board 4 are provided with reinforcing members 2, with water stop steel plates 11 being provided between the reinforcing members 2 at both ends. The reinforcing steel bar component 2 that is located the upper end simultaneously sets up in the lower extreme that is located the board reinforcing steel bar 1 of upper end, and the reinforcing steel bar component 2 that is located the lower extreme sets up the upper end at the board reinforcing steel bar 1 that is located the lower extreme, and the reinforcing steel bar component 2 inwards one end carries out fixed connection with prefabricated composite reinforced fiber cement board 4 through bolt 8 simultaneously.
Specifically, the single prefabricated composite reinforced fiber cement board 4 in this embodiment has an "L" structure, that is, the middle of the prefabricated composite reinforced fiber cement board 4 is separated by the water stop steel plate 11, so that the actual single prefabricated composite reinforced fiber cement board 4 is composed of an upper part and a lower part. The cement is made up by using non-asbestos inorganic mineral fibre, organic synthetic fibre or cellulose fibre as reinforcing material, and using ordinary silicate cement or cement added with siliceous and calcareous material instead of partial cement as cementing material. Meanwhile, the thermoplastic polyolefin waterproof coiled material 10 arranged in the prefabricated composite reinforced fiber cement board 4 can enhance the water resistance, and the epoxy resin adhesive tape 14 arranged on the outward side can enhance the combination property with the concrete 5. Notably, the rebar members 2 and bolts 8 disposed internally of the pre-fabricated composite fiber cement panel 4 may be used to connect with the panel rebar 1 or the straight threaded sleeve 12.
In this embodiment, the construction method of the form removal-free and support-free structure of this embodiment specifically includes the following steps:
step S1: the beam slab supporting mechanisms on two sides of the post-pouring strip are erected, slab steel bars 1 on the upper end and the lower end are erected firstly, steel bars 3 on two sides of the post-pouring strip are bound, meanwhile, square timber 6 square template foundations are cleaned, substrate soil is smooth, clean and firm, and positioning paying-off is carried out. And according to the specification of the beam plate supporting mechanism, calculating the position of the beam plate supporting mechanism, marking the point position, lifting the lower half part of one side of the beam plate supporting mechanism, and installing the beam plate supporting mechanism in the paying-off range.
Step S2: and (3) welding the water-stop steel plate 11 in the welding seam 15, lifting the upper half part of the beam plate supporting mechanism, welding the water-stop steel plate 11, welding the reinforcing steel bar member 2 and the bolts 8 with the reinforcing steel bars 1 on two side plates of the post-cast strip, and binding the reinforcing steel bars on the post-cast strip.
Step S3: and (3) repeating the step S1 and the step S2, installing the other side of the beam plate supporting mechanism, and fixing the middle joint of the two sides of the beam plate supporting mechanism through bolts 8 and nuts. And then the steel bar member 2 is connected with the steel bars 3 with the same specification by using the straight thread sleeve 12, the steel bars 3 are welded with the steel bars 3 at the upper part of the post-cast strip after connection, and finally the upper part of the post-cast strip is covered by using a wooden cover plate.
Step S4: and tearing off the protective film of the epoxy resin adhesive sealing rubber strip 14, pouring concrete 5 on two sides of the post-pouring strip, and removing the upper wooden cover plate after pouring.
Step S5: and after the strength of the concrete 5 reaches the specified strength, setting a roughening part 13 on the inner side of the precast formwork of the post-cast strip, controlling the roughening depth, and finally removing the supporting inner frame system below the two sides of the post-cast strip.
Step S6: casting of the concrete 5 at the post-cast strip is completed.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a support structure is exempted from to form of exempting from to tear open of basement roof post-cast strip, its characterized in that, including concrete (5) of relative setting, relative setting be provided with beam slab supporting mechanism between concrete (5), beam slab supporting mechanism's upper end and lower extreme all are provided with board bar (1), are located the upper end board bar (1) sets up the inside upper end at concrete (5), simultaneously the lower extreme of concrete (5) is provided with square timber (6) and plank sheathing (7), square timber (6) set up the lower extreme at plank sheathing (7), plank sheathing (7) set up the lower extreme at board bar (1) that are located the lower extreme, just beam slab supporting mechanism's lower extreme carries out fixed connection through bolt (8) and plank sheathing (7), just the lower extreme both sides of square timber (6) all are fixed with interior support frame (9).
2. The basement roof post-cast strip's support structure exempts from to unpick according to claim 1, characterized in that, beam slab supporting mechanism is including prefabricated compound reinforcing fiber cement board (4) of relative setting, prefabricated compound reinforcing fiber cement board (4) set up in concrete (5) one side inwards, simultaneously relative setting be provided with reinforcing bar (3) between prefabricated compound reinforcing fiber cement board (4), the upper end of reinforcing bar (3) carries out fixed connection with board reinforcement (1) that are located the upper end, the lower extreme of reinforcing bar (3) carries out fixed connection with wood form (7) through bolt (8).
3. The basement roof post-cast strip form removal-free support structure according to claim 2, wherein reinforcing steel bar members (2) are arranged at two ends of the prefabricated composite reinforced fiber cement board (4), the reinforcing steel bar members (2) at the upper end are arranged at the lower ends of the plate reinforcing steel bars (1) at the upper ends, the reinforcing steel bar members (2) at the lower ends are arranged at the upper ends of the plate reinforcing steel bars (1) at the lower ends, and meanwhile, the inward ends of the reinforcing steel bar members (2) are fixedly connected with the prefabricated composite reinforced fiber cement board (4) through bolts (8).
4. The basement roof post-cast strip form removal-free and support-free structure according to claim 2, wherein the steel bar (3) is sleeved with a straight thread sleeve (12).
5. A basement roof post-cast strip form removal free support structure according to claim 2 or 3, characterized in that the interior of the prefabricated composite reinforced fiber cement panel (4) is provided with a thermoplastic polyolefin waterproof roll (10).
6. A basement roof post-cast strip form removal-free support structure according to claim 2 or 3, characterized in that a weld joint (15) is arranged in the middle of the prefabricated composite reinforced fiber cement board (4), a water-stop steel plate (11) is inserted in the weld joint (15), and the water-stop steel plate (11) is arranged between the steel bar members (2) at two ends.
7. The basement roof post-cast strip form removal-free support structure according to claim 6, wherein a roughening part (13) is arranged on the inward side of the prefabricated composite reinforced fiber cement plate (4), and the outward side of the prefabricated composite reinforced fiber cement plate (4) is fixedly connected with the inward side of the concrete (5) through an epoxy resin glue sealing rubber strip (14).
8. The basement roof post-cast strip form removal-free and support-free structure according to claim 7, wherein the lower end of the prefabricated composite reinforced fiber cement board (4) is provided with a sealing foam adhesive tape (17) through a nail (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322075769.7U CN220377352U (en) | 2023-08-03 | 2023-08-03 | Basement roof post-cast strip's support structure is exempted from to form removal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322075769.7U CN220377352U (en) | 2023-08-03 | 2023-08-03 | Basement roof post-cast strip's support structure is exempted from to form removal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220377352U true CN220377352U (en) | 2024-01-23 |
Family
ID=89565081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322075769.7U Active CN220377352U (en) | 2023-08-03 | 2023-08-03 | Basement roof post-cast strip's support structure is exempted from to form removal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220377352U (en) |
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2023
- 2023-08-03 CN CN202322075769.7U patent/CN220377352U/en active Active
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