CN216406162U - Concrete disassembly-free formwork supporting structure and roof panel structure - Google Patents
Concrete disassembly-free formwork supporting structure and roof panel structure Download PDFInfo
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- CN216406162U CN216406162U CN202123197622.2U CN202123197622U CN216406162U CN 216406162 U CN216406162 U CN 216406162U CN 202123197622 U CN202123197622 U CN 202123197622U CN 216406162 U CN216406162 U CN 216406162U
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- 238000009415 formwork Methods 0.000 title claims abstract description 35
- 210000001503 joint Anatomy 0.000 claims description 17
- 238000003466 welding Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 21
- 238000009435 building construction Methods 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- 230000008878 coupling Effects 0.000 description 6
- 238000010168 coupling process Methods 0.000 description 6
- 238000005859 coupling reaction Methods 0.000 description 6
- 238000003032 molecular docking Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to building construction, in particular to a concrete disassembly-free formwork supporting structure and a roof panel structure. The lower component is used for being flush with the lower side surface of the top roof panel; the upper member is used for supporting the upper side of the top roof panel; the connecting pieces are fixedly arranged on the upper side plate surface of the lower component, and the upper ends of the connecting pieces are detachably connected with the upper component. The disassembly-free concrete formwork supporting structure solves the problem that a roof panel supporting system at the top of a closed narrow space cannot be constructed, and reduces safety risks and construction difficulty.
Description
Technical Field
The utility model relates to building construction, in particular to a concrete disassembly-free formwork supporting structure and a roof panel structure.
Background
In some third-generation pressurized water reactor nuclear power stations, a part of factory buildings of the reactor type nuclear power station are designed with double-shell structures (inner shells and outer shells), the space between the double shells is narrow, and the construction difficulty is high. Because the space that double-shell structure formed is airtight space, when the construction of shell roofing, inside personnel can't pass in and out the space, and the space height is not enough, can't set up scaffold frame support system according to traditional construction method, and narrow and small airtight space top roof boarding supporter becomes comparatively difficult in the construction like this.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a concrete disassembly-free formwork supporting structure for roof panel construction in the top of a narrow closed space so as to reduce the difficulty of roof panel construction in the top of the narrow closed space. In another aspect of the utility model, there is also provided a roof panel structure,
the utility model is realized by the following technical scheme:
the utility model aims to provide a concrete disassembly-free formwork supporting structure for roof panel construction in the top of a narrow closed space so as to reduce the difficulty of roof panel construction in the top of the narrow closed space. In another aspect of the utility model, there is also provided a roof panel structure,
the utility model is realized by the following technical scheme:
a concrete disassembly-free formwork supporting structure is used for being arranged in a roof panel at the top of an unfired closed space, and the concrete disassembly-free formwork supporting structure is partially reserved in the roof panel after pouring. The lower member is used for being flush with the lower side surface of the top roof panel; the upper member is used for supporting the upper side surface of the top roof panel; the connecting pieces are fixedly arranged on the upper side plate surface of the lower component, and the upper ends of the connecting pieces are detachably connected with the upper component.
When the roof plate is used, the lower member is fixedly connected with the connecting piece before the roof plate is constructed, and the integral structure of the connected lower member and the connecting piece is transported to a roof area needing to be constructed and is placed on a floor slab at the lower part of the roof plate; and then, carrying out construction of processes such as reinforcing steel bars of the roof, and the like, after the construction of each process is finished, arranging the upper component on the upper part of the roof panel, connecting the connecting piece on the lower component with the upper component, finishing the assembly of the concrete disassembly-free formwork supporting structure, pouring roof concrete, and after the strength of the concrete reaches the design requirement, disassembling the upper component.
The disassembly-free concrete formwork supporting structure solves the problem that a roof panel supporting system at the top of a closed narrow space cannot be constructed, and reduces safety risks and construction difficulty.
Furthermore, the connecting piece comprises an upper connecting unit and a lower connecting unit which are detachably connected; the upper connecting unit is provided with a butt joint structure for butt joint with an upper component, and the upper component is provided with a butt joint part corresponding to the butt joint structure.
The connecting piece is arranged into an upper part and a lower part, so that the lower component is arranged at a corresponding position in construction, the transportation is convenient, the weight is reduced, the upper connecting unit and the lower connecting unit are butted after the lower component reaches a preset position, and the assembly is convenient.
Furthermore, the concrete disassembly-free formwork support structure further comprises a sleeve, and the upper end and the lower end of the sleeve are detachably connected with the upper connecting unit and the lower connecting unit respectively.
Further, the upper connecting unit and the lower connecting unit are both of a columnar structure, the sleeve is provided with internal threads, and the lower end of the upper connecting unit and the upper end of the lower connecting unit are respectively in threaded connection with the sleeve.
Furthermore, one upper component comprises at least two component units, the two component units are arranged in parallel, a gap for the upper connecting unit to extend into is reserved between the two component units, a threaded section for extending out of the upper side of the gap is arranged on the upper connecting unit, and the threaded section is used for arranging a nut; or a through hole corresponding to the connecting piece and used for penetrating through the connecting piece is arranged on the upper component, a threaded section extending out of the upper side of the upper component is arranged on the upper connecting unit, and the threaded section is used for arranging a nut.
The upper member can be arranged in various ways, one of the ways is that two member units are arranged, the upper member is connected with the connecting piece in a way that the connecting piece penetrates through a gap between the two member units, namely, the two member units are used for clamping the connecting piece and matching with the nut, and the scheme is quick in connection and convenient to install and does not need to perform other processing on the component. The other mode can be arranged, namely, the through hole is formed in the upper component, the connecting piece penetrates through the through hole and then is matched with the nut to be fixed, and the mode is more stable and reliable.
Further, the length of the upper connection unit is greater than the length of the lower connection unit.
The upper member further includes an upper member main body, and support legs for supporting the formed roof panel are respectively provided at both ends of the upper member main body, so that a gap is formed between the upper member main body and the roof panel.
Furthermore, the lower component is a plate body structure formed by splicing or welding a plurality of single plates.
The utility model also provides a roof panel structure, which comprises a concrete-poured roof panel, wherein connecting pieces in the concrete disassembly-free formwork supporting structure of the roof panel and the improvement scheme of the roof panel are pre-embedded in the roof panel, and an upper member in the concrete disassembly-free formwork supporting structure fixedly connected with the connecting pieces is arranged in the roof panel or on the lower side surface of the roof panel.
Furthermore, the upper end face of the connecting piece is flush with or lower than the upper side face of the roof panel.
Drawings
In order to more clearly illustrate the technical solutions of the exemplary embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.
Fig. 1 is a schematic view for explaining a concrete demolition-free formwork support structure provided in embodiments 1 to 7;
FIG. 2 is a schematic top view of a member unit clamping fitting for explaining the section steels in examples 5 and 6;
fig. 3 is a disassembled schematic view for explaining the concrete disassembly-free form supporting structure provided in the embodiments 2 to 5;
FIG. 4 is a schematic view of the roofing panel construction used to illustrate this embodiment 8;
reference numbers and corresponding part names in the drawings:
1-lower member, 2-upper member, 210-member unit, 211-support leg, 3-connecting piece, 310-upper connecting unit, 320-lower connecting unit, 4-roof panel, 5-nut, 6-sleeve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the present invention. In other instances, well-known structures, circuits, materials, or methods have not been described in detail so as not to obscure the present invention.
Throughout the specification, reference to "one embodiment," "an embodiment," "one example," or "an example" means: the particular features, structures, or characteristics described in connection with the embodiment or example are included in at least one embodiment of the utility model. Thus, the appearances of the phrases "one embodiment," "an embodiment," "one example" or "an example" in various places throughout this specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, or characteristics may be combined in any suitable combination and/or sub-combination in one or more embodiments or examples. Further, those of ordinary skill in the art will appreciate that the illustrations provided herein are for illustrative purposes and are not necessarily drawn to scale. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In the description of the present invention, the terms "front", "rear", "left", "right", "upper", "lower", "vertical", "horizontal", "upper", "lower", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore, should not be construed as limiting the scope of the present invention.
Example 1
As shown in fig. 1 to fig. 3, an embodiment of the present invention provides a concrete non-dismantling formwork support structure, which is used for being disposed in a roof panel 4 on the top of an unfired enclosed space, and the concrete non-dismantling formwork support structure is partially left in the roof panel 4 after pouring. The concrete disassembly-free formwork supporting device comprises a lower member 1, an upper member 2 and a connecting piece 3. The lower member 1 is intended to be flush with the lower side of the roof panel 4; the upper member 2 is used for supporting the upper side surface of the roof panel 4; the connecting pieces 3 are fixedly arranged on the upper side plate surface of the lower member 1, and the upper ends of the connecting pieces 3 are detachably connected with the upper member 2. After the construction is finished, if the redundant part extends out of the roof panel 4, the redundant part is cut off.
Foretell upper member 2 uses as fixed, 3 detachable construction of spacing connecting piece, arranges the overall structure that lower member 1 and connecting piece 3 constitute 4 positions back at the roof boarding of waiting to be under construction, with upper member 2 transport behind the assigned position to connecting piece 3 fixed can, convenient, swift.
The lower member 1 may be a block or plate structure, in order to facilitate the arrangement of the connecting element 3, the upper side plate surface of the lower member 1 should preferably be flat, the connecting element 3 is not limited in shape, as long as it can extend into the position of the roof panel 4 and be arranged in a staggered manner with the transverse steel bars in the roof panel 4, the upper member 2 may be a base convenient for carrying, or a plurality of section steels, or may be a support, as long as it can facilitate the connecting element 3 to be connected to the upper member 2 after being arranged, the connection of the upper member 2 and the connecting element 3 may be limited and fixed by arranging a pin key, for example, arranging a through hole at the upper end of the upper member 2, after the connecting element 3 passes through the through hole, inserting the connecting element 3 on the connecting element 3 by a pin abutting against the upper end of the upper member 2, and fixing and limiting manners further for example, arranging a thread at the upper end of the connecting element 3, through screw in nut 5, with 5 butts of nut in last 2 upper ends of component, still for example set up the structure of buckling to both sides in 3 upper ends of connecting piece, go up 2 upper ends of component be used for with this structure butt of buckling, when the structure of buckling stretches into from the gap that last component 2 exists stretch into last component 2 upper end can, if set up two shaped steel, stretch into the position that is higher than last component 2 with 3 upper ends of connecting piece after, with this structure of buckling centre gripping of two shaped steel, the structure of buckling colludes shaped steel can. The device solves the problem that a top roof panel 4 supporting system cannot be constructed in a closed narrow space, and reduces safety risks and construction difficulty.
Example 2
Referring to fig. 1 and 3, on the basis of the above embodiment 1, the above connector 3 includes an upper connector 310 and a lower connector 320 which are detachably connected; the upper connection unit 310 is provided with a docking structure for docking with the upper member 2, and the upper member 2 is provided with a docking portion corresponding to the docking structure. This embodiment is directed to airtight narrow and small space top, because the space is narrow and small between the double-deck roofing, the space is limited, if the connecting piece sets up to a whole, it is just comparatively troublesome to install to take one's place, can't take one's place even. Therefore, the present embodiment provides the connecting member 3 in two parts, the lower connecting unit 320 is in place, and then the connection is performed on site.
The abutting structure may be a pin inserted transversely on the upper connection unit 310, a nut 5 screwed on the upper connection unit 310, or a bent structure bent to be laterally placed. The butt joint part can be a part of surface of the upper side plate surface of the upper component 2 used for being abutted to the butt joint structure, and can also be a groove arranged on the upper component 2 and used for limiting the butt joint structure, and the butt joint structure and the butt joint part can be detachably connected as long as the butt joint structure and the butt joint part can be conveniently realized. The upper member 2 here functions to mainly support the load transmitted by the entire lower item.
In this embodiment, the connecting member 3 is disposed as an upper portion and a lower portion, and when the lower member 1 is disposed at a corresponding position, the lower member is convenient to transport and reduce weight, and after the lower member 1 reaches a predetermined position, the upper connecting unit 310 and the lower connecting unit 320 are butted, so that the assembly is facilitated. The connecting member 3 is preferably made of steel bar, and other rigid members may be used as long as they are made of rigid material capable of meeting the requirement of bearing capacity and have good stability.
Example 3
Referring to fig. 1 and 3, on the basis of embodiment 2, the concrete non-dismantling formwork support structure further includes a sleeve 6, and upper and lower ends of the sleeve 6 are detachably connected to the upper connection unit 310 and the lower connection unit 320, respectively. By providing the sleeve 6, not only the intermediate connection structure but also the connection portion protection structure of the upper connection unit 310 and the lower connection unit 320 is provided.
Example 4
Referring to fig. 1 and 3, in embodiment 3, the upper connection unit 310 and the lower connection unit 320 are both of a cylindrical structure, the sleeve 6 is provided with an internal thread, and the lower end of the upper connection unit 310 and the upper end of the lower connection unit 320 are respectively screwed to the sleeve 6. The threaded connection mode is adopted here, the butt joint of the upper connecting unit 310 and the lower connecting unit 320 in the column shape is suitable, and the assembly is convenient and quick.
Example 5
Referring to fig. 1, 2 and 3, on the basis of any one of the embodiments and the modifications thereof in the above examples 1 to 4, one upper member 2 of this example includes two member units 210, the two member units 210 are arranged side by side, a gap for the upper connection unit 310 to extend into is left between the two member units 210, and the upper connection unit 310 is provided with a threaded section for extending out of the upper side of the gap, and the threaded section is used for arranging a nut 5.
The above-mentioned connecting member 3 is provided as vertically arranged reinforcing bars, and in combination with embodiment 4, the upper connecting unit 310 and the lower connecting unit 320 of the connecting member 3 are two pieces of reinforcing bars.
The above-mentioned member unit 210 can be selected for use two shaped steels, and the upper and lower both ends of upper coupling unit 310 all set up the screw thread, and lower coupling unit 320 upper end sets up the screw thread, and when using, after upper coupling unit 310 and lower coupling unit 320 that will be the reinforcing bar passed through sleeve 6 butt joint, let two shaped steels go up coupling unit 310 centre gripping, then set up nut 5 on upper coupling unit 310 through the mode of screw in nut 5, use nut 5 as the part of taut connecting piece 3.
In addition to the above-described arrangement, it is also possible to: the upper member 2 is provided with a through hole corresponding to the connecting part 3 and used for the connecting part 3 to pass through, and the upper connecting unit 310 is provided with a threaded section extending out of the upper side of the upper member 2, and the threaded section is used for arranging the nut 5.
Preferably, the length of the upper connection unit 310 is greater than the length of the lower connection unit 320.
Example 6
Referring to fig. 1, on the basis of any one of the embodiments 1 to 5 and the modifications thereof, the upper member 2 includes an upper member 2 main body, and both ends of the upper member 2 main body are respectively provided with a support leg 211 for supporting on the formed roof panel 4, so that a gap is formed between the upper member 2 main body and the roof panel 4 to avoid direct contact between the member main body and the roof panel 4.
Example 7
On the basis of any one of the embodiments 1 to 6 and the modified version thereof, the lower member 1 is a plate body structure formed by splicing or welding a plurality of single plates, that is, the lower member 1 is made of a plurality of single plates so as to be convenient to transport to a high floor.
Example 8
Referring to fig. 4, a roof panel 4 structure includes a concrete-poured roof panel 4, a connecting member 3 of the concrete non-dismantling formwork support structure according to any one of the above-mentioned embodiments 1 to 7 is embedded in the roof panel 4, and an upper member 2 of the concrete non-dismantling formwork support structure fixedly connected to the connecting member 3 is disposed inside or on a lower side surface of the roof panel 4. This roof boarding 4 structure, the construction is swift, convenient, and the construction degree of difficulty is low, comparatively is applicable to narrow and small airtight space top roofing and builds.
The upper end face of the connecting piece 3 is flush with or lower than the upper side face of the roof panel 4, so that the flatness of the roof panel 4 after construction is guaranteed.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The disassembly-free concrete formwork supporting structure is used for being arranged in a roof panel at the top of an unfinished closed space, and the disassembly-free concrete formwork supporting structure part is kept in the roof panel after pouring, and the disassembly-free concrete formwork supporting device is characterized by comprising:
a lower member for being flush with the underside of the top roof panel;
an upper member for supporting on an upper side of a top roof panel;
the concrete disassembly-free formwork supporting device also comprises a connecting piece;
the connecting pieces are fixedly arranged on the upper side plate surface of the lower component, and the upper ends of the connecting pieces are detachably connected with the upper component.
2. The concrete demolition-free formwork support structure according to claim 1,
the connecting piece comprises an upper connecting unit and a lower connecting unit which are detachably connected;
the upper connecting unit is provided with a butt joint structure for butt joint with an upper component, and the upper component is provided with a butt joint part corresponding to the butt joint structure.
3. The concrete demolition-free formwork support structure according to claim 2,
the concrete disassembly-free formwork supporting structure further comprises a sleeve, and the upper end and the lower end of the sleeve are detachably connected with the upper connecting unit and the lower connecting unit respectively.
4. The concrete demolition-free formwork support structure according to claim 3,
go up linkage unit and lower linkage unit and be the columnar structure, the sleeve is provided with the internal thread, the lower extreme of going up linkage unit and the upper end of lower linkage unit respectively with sleeve threaded connection.
5. The concrete demolition-free formwork support structure according to claim 4,
the upper component comprises at least two component units, the two component units are arranged in parallel, a gap for the upper connecting unit to extend into is reserved between the two component units, a threaded section for extending out of the upper side of the gap is arranged on the upper connecting unit, and the threaded section is used for arranging a nut; or,
the upper member is provided with a through hole corresponding to the connecting piece and used for the connecting piece to penetrate through, the upper connecting unit is provided with a thread section extending out of the upper side of the upper member, and the thread section is used for arranging a nut.
6. The concrete demolition-free formwork support structure according to claim 3,
the length of the upper connecting unit is greater than that of the lower connecting unit.
7. The concrete demolition-free formwork support structure according to claim 1,
the upper member comprises an upper member main body, wherein two ends of the upper member main body are respectively provided with a support leg used for supporting the formed roof panel, so that a gap is formed between the upper member main body and the roof panel.
8. The concrete demolition-free formwork support structure according to claim 1,
the lower component is a plate body structure formed by splicing or welding a plurality of single plates.
9. The roof panel structure is characterized by comprising a concrete-poured roof panel, wherein a connecting piece in the concrete disassembly-free formwork supporting structure is embedded in the roof panel according to any one of claims 1 to 8, and an upper member in the concrete disassembly-free formwork supporting structure fixedly connected with the connecting piece is arranged inside or on the lower side surface of the roof panel.
10. A roof plate structure according to claim 9, characterised in that the upper end surface of the connecting element is level with or lower than the upper side surface of the roof plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123197622.2U CN216406162U (en) | 2021-12-17 | 2021-12-17 | Concrete disassembly-free formwork supporting structure and roof panel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123197622.2U CN216406162U (en) | 2021-12-17 | 2021-12-17 | Concrete disassembly-free formwork supporting structure and roof panel structure |
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| Publication Number | Publication Date |
|---|---|
| CN216406162U true CN216406162U (en) | 2022-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123197622.2U Active CN216406162U (en) | 2021-12-17 | 2021-12-17 | Concrete disassembly-free formwork supporting structure and roof panel structure |
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| Country | Link |
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| CN (1) | CN216406162U (en) |
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- 2021-12-17 CN CN202123197622.2U patent/CN216406162U/en active Active
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