CN218912240U - Formwork device of cast-in-situ slab band of prefabricated superimposed sheet system - Google Patents
Formwork device of cast-in-situ slab band of prefabricated superimposed sheet system Download PDFInfo
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- CN218912240U CN218912240U CN202223154764.5U CN202223154764U CN218912240U CN 218912240 U CN218912240 U CN 218912240U CN 202223154764 U CN202223154764 U CN 202223154764U CN 218912240 U CN218912240 U CN 218912240U
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Abstract
The utility model relates to a formwork device of a cast-in-situ slab band of a prefabricated laminated slab system, which comprises a first transverse plate, a formwork, two second transverse plates, a supporting piece, a screw nut pair and a locking piece, wherein the formwork is attached to the bottom of the prefabricated laminated slab; the two second transverse plates are arranged up and down at intervals, supporting pieces are fixed between the two ends of the two second transverse plates, and the two second transverse plates and the two supporting pieces are encircled to form a square structure; the support piece is provided with a sliding channel penetrating through the support piece, and the cross section of the sliding channel is a non-circular channel; the nut movable column of the screw-nut pair is connected in the sliding channel in a sliding way, extends out of the lower part of the sliding channel and is abutted to the top of the prefabricated laminated slab, the screw rods of the screw-nut pair extend out of the upper part of the sliding channel, and the screw rod top ends of the screw-nut pairs in the two supporting pieces are connected through the synchronous linkage piece to carry out synchronous linkage; the locking piece is used for connecting and fixing the template, the first transverse plate and the two second transverse plates.
Description
Technical Field
The utility model relates to the technical field of building construction, in particular to a formwork supporting device for a cast-in-situ slab band of a prefabricated laminated slab system.
Background
At present, in the process of casting the roof of the prefabricated laminated slab, a cast-in-situ slab band between the prefabricated laminated slabs is often cast in a mode of adopting a bottom support template or a hanging die, so that a large amount of manual operation is required to be consumed in the casting process, the steel wire layer is also arranged on the surface of the prefabricated laminated slab, and a general hanging die is often required to support a hanging die tool through a cushion block, so that the operation is also inconvenient, the hanging die tool is inconvenient to recycle, and the formwork supporting device of the cast-in-situ slab band of the prefabricated laminated slab system is provided.
Disclosure of Invention
The utility model aims to solve the technical problems that in the process of improving the casting of the roof of the prefabricated laminated slab, a cast-in-situ slab band between the prefabricated laminated slabs is often cast in a mode of adopting a bottom support template or a hanging die, so that a large amount of manual operation is required to be consumed in the casting process, the convenience is not enough, meanwhile, a steel wire layer is also arranged on the surface of the prefabricated laminated slab, and a general hanging die is often required to support a tool of the hanging die through a cushion block, so that the operation is also inconvenient, and the hanging die tool is inconvenient to recycle.
The technical scheme for solving the technical problems is as follows: the formwork supporting device of the cast-in-situ slab band of the prefabricated laminated slab system comprises a first transverse plate, a formwork, two second transverse plates, a supporting piece, a screw nut pair and a locking piece, wherein the formwork is attached to the bottom of the prefabricated laminated slab, and the first transverse plate is positioned below the formwork; the two second transverse plates are arranged up and down at intervals, supporting pieces are fixed between the two ends of the two second transverse plates, and the two second transverse plates and the two supporting pieces are encircled to form a square structure; the support piece is provided with a sliding channel penetrating through the support piece, and the cross section of the sliding channel is a non-circular channel; the screw rods of the screw rod nut pairs extend out from the upper parts of the sliding channels, and the screw rod top ends of the screw rod nut pairs in the two supporting pieces are connected through a synchronous linkage piece to carry out synchronous linkage; the locking piece is used for connecting and fixing the template, the first transverse plate and the two second transverse plates.
The beneficial effects of the utility model are as follows: the formwork supporting device is simple in structure and convenient to operate, the nut movable columns of the two screw nut pairs can penetrate through the reinforcing steel bar layer and are supported on the prefabricated laminated plates, the supporting height can be adjusted according to requirements, and the formwork supporting device is convenient to operate and convenient to recycle.
On the basis of the technical scheme, the utility model can be improved as follows.
Further, the cross section of the sliding channel is of a polygonal structure or an elliptic structure.
The beneficial effects of adopting the further scheme are as follows: the shape of the nut movable column is matched with that of the sliding channel, so that the nut movable column can conveniently slide along the sliding channel.
Further, in the two second transverse plates, a driving groove is formed in the second transverse plate located above, the upper ends of the sliding channels of the two supporting pieces are respectively communicated with the two ends of the driving groove, and the synchronous linkage piece is located in the driving groove.
The beneficial effects of adopting the further scheme are as follows: the synchronization linkage may be hidden within the drive slot.
Further, the synchronization linkage includes a belt drive mechanism or a sprocket chain drive mechanism.
Further, the belt driving mechanism comprises a belt and belt pulleys, belt pulleys are fixed at the top ends of screw rods of the two screw rod nut pairs, and the two belt pulleys are sleeved with the belt; the chain wheel and chain driving mechanism comprises a chain wheel and a chain, wherein the chain wheels are fixed at the top ends of screw rods of two screw rod nut pairs, and the chain is sleeved on the two chain wheels in a meshed mode.
Further, a polygonal prism is arranged at the center of the synchronous linkage piece at the top end of the screw rod nut pair in each support piece, or the top end of the screw rod nut pair in each support piece penetrates out of the synchronous linkage piece and is fixed with the polygonal prism; the polygonal prism is positioned on the upper outer side of the second transverse plate positioned above the two second transverse plates.
The beneficial effects of adopting the further scheme are as follows: the polygonal prism is conveniently screwed, and the height of the formwork is adjusted.
Further, the retaining member includes to drawing screw rod, first thread bush and second thread bush, run through to drawing screw rod template, first diaphragm and second diaphragm, upwards run through two second diaphragms and threaded connection have first thread bush to drawing screw rod's upper end, run through template and first diaphragm and threaded connection second thread bush downwards to drawing screw rod's lower extreme.
The beneficial effects of adopting the further scheme are as follows: the first thread bush or the second thread bush can be screwed for locking and fixing.
Further, the first thread bush is located above the synchronous linkage member, and the first thread bush is abutted against the upper surfaces of the second transverse plates located above the two second transverse plates.
The beneficial effects of adopting the further scheme are as follows: avoiding interference to the operation of the synchronous linkage.
Further, pressing blocks are respectively arranged between the two ends of the first transverse plate and the two ends of the template.
Drawings
FIG. 1 is a schematic diagram of a front view of a formwork device for a cast-in-situ slab band of a prefabricated laminated slab system;
FIG. 2 is a schematic cross-sectional structural view of a formwork device for cast-in-situ slab bands of the prefabricated superimposed sheet system of the present utility model;
FIG. 3 is an enlarged schematic view of the portion A in FIG. 2;
FIG. 4 is a schematic top view of a formwork apparatus for cast-in-place slab bands of the prefabricated superimposed sheet system of the present utility model.
In the drawings, the list of components represented by the various numbers is as follows:
100. prefabricating a laminated plate; 200. a formwork supporting device; 211. a first cross plate; 212. briquetting; 220. a template; 230. a second cross plate; 231. a driving groove; 240. a support; 242. a sliding channel; 243. a screw rod; 2431. polygonal prisms; 244. a nut movable column; 250. a synchronous linkage member; 251. a sprocket; 252. a chain; 260. a locking member; 261. a counter-pulling screw; 262. a first threaded sleeve; 263. a second threaded sleeve; 300. and a reinforcing steel bar layer.
Detailed Description
The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
As shown in fig. 1 to 4, a formwork device 200 of a cast-in-situ slab band of a prefabricated laminated slab system in this embodiment includes a first transverse plate 211, a formwork 220, two second transverse plates 230, a supporting member 240, a screw-nut pair and a locking member 260, wherein the formwork 220 is attached to the bottom of the prefabricated laminated slab 100, and the first transverse plate 211 is located below the formwork 220; the two second transverse plates 230 are arranged up and down at intervals, the supporting pieces 240 are fixed between the two ends, and the two second transverse plates 230 and the two supporting pieces 240 are surrounded to form a square structure; the support 240 has a sliding channel 242 extending therethrough, the sliding channel 242 being a non-circular channel in cross section; the nut movable column 244 of the screw-nut pair is slidably connected in the sliding channel 242, extends out from the lower side of the sliding channel 242 and is abutted against the top of the prefabricated laminated slab 100, the screw 243 of the screw-nut pair extends out from the upper side of the sliding channel 242, and the top ends of the screws 243 of the screw-nut pairs in the two supporting pieces 240 are connected by the synchronous linkage piece 250 for synchronous linkage; the locking member 260 connects and fixes the form 220, the first cross plate 211, and the two second cross plates 230.
Specifically, the surface of the top end of the screw rod 243 of the screw rod nut pair is connected with a bearing in an interference manner, and the bearing can be embedded in the second transverse plate 230, so that the screw rod 243 can be conveniently fixed, and meanwhile, the screw rod is also convenient to rotate.
In a further aspect of this embodiment, the cross section of the sliding channel 242 is a polygonal structure or an oval structure. The shape of the nut movable column is matched with that of the sliding channel, so that the nut movable column can conveniently slide along the sliding channel. Preferably, the sliding channel 242 may have a square cross section, and the cross section of the nut movable post 244 may also have a square cross section, so that the nut movable post 244 can slide up and down along the sliding channel 242.
As shown in fig. 2 to 4, in the two second transverse plates 230, the second transverse plate 230 located above is provided with a driving slot 231, the upper ends of the sliding channels 242 of the two supporting members 240 are respectively communicated with two ends of the driving slot 231, and the synchronous linkage member 250 is located in the driving slot 231, so that the synchronous linkage member can be hidden in the driving slot.
Specifically, the synchronization link 250 includes a belt drive mechanism or a sprocket chain drive mechanism. The belt driving mechanism comprises a belt and belt pulleys, belt pulleys are fixed at the top ends of screw rods of the two screw rod nut pairs, and the belt pulleys are sleeved with the belt; the chain wheel and chain driving mechanism comprises a chain wheel 251 and a chain 252, wherein the chain wheel 251 is fixed at the top ends of the lead screws 243 of the two lead screw nut pairs, and the chain 252 is sleeved and meshed on the two chain wheels 251.
As shown in fig. 2 and 3, a polygonal prism 2431 is provided at the center of the synchronous linkage 250 at the top end of the screw 243 of the screw nut pair in each support 240, or the top end of the screw 243 of the screw nut pair in each support 240 passes through the synchronous linkage 250 and is fixed with the polygonal prism 2431; the polygonal prism 2431 is located at the upper outer side of the upper second cross plate 230 among the two second cross plates 230. The polygonal prism is conveniently screwed, and the height of the formwork is adjusted.
Specifically, the polygonal prism 2431 is a hexagonal prism. Here, the screw rod 243 is driven to rotate by sleeving the hexagonal electric wrench on the hexagonal prism, so that under the action of the chain wheel 251 and the chain 252, the other screw rod 243 can be simultaneously driven to rotate, and the nut movable column 244 extends downwards to prop up the second transverse plate 230, so that the second transverse plate 230 is positioned above the reinforcing steel bar layer 300 on the top surface of the prefabricated laminated slab 100 to perform formwork supporting operation.
As shown in fig. 1, 2 and 4, in one embodiment of the locking member 260 of the present embodiment, the locking member 260 includes a pair of pull screws 261, a first threaded sleeve 262 and a second threaded sleeve 263, the pair of pull screws 261 penetrate through the form 220, the first transverse plate 211 and the second transverse plate 230, the upper ends of the pair of pull screws 261 penetrate through the two second transverse plates 230 upwards and are in threaded connection with the first threaded sleeve 262, and the lower ends of the pair of pull screws 261 penetrate through the form 220 and the first transverse plate 211 downwards and are in threaded connection with the second threaded sleeve 263. The first thread bush or the second thread bush can be screwed for locking and fixing.
Specifically, the maximum outer diameters of the first screw sleeve 262 and the second screw sleeve 263 are larger than the width of the driving groove 231. Avoiding interference with the synchronization link 250 within the drive slot 231.
As shown in fig. 1, 2 and 4, the first threaded sleeve 262 is located above the synchronous linkage 250, and the first threaded sleeve 262 abuts against the upper surface of the second transverse plate 230 located above the two second transverse plates 230, so as to avoid interference with the operation of the synchronous linkage.
As shown in fig. 1, 2 and 4, pressing blocks 212 are respectively disposed between two ends of the first transverse plate 211 and two ends of the template 220. Wherein, the pressing block 212 is a hard material, so that a highly uniform gap is reserved between the first transverse plate 211 and the template 220. The briquetting 212 is fixed in the top both sides of first diaphragm 211, and briquetting 212 laminating with the bottom surface of template 220 distributes in the both sides of template 220 through briquetting 212 and can conveniently better extrude template 220, improves the leakproofness of template 220 and prefabricated superimposed sheet 100.
The formwork device of this embodiment, simple structure, convenient operation can utilize the nut movable column of two screw nut pairs to pass the reinforcing bar layer and support on prefabricated superimposed sheet, can adjust supporting height as required, convenient operation, recycle of being convenient for.
The formwork method for the cast-in-situ slab band of the prefabricated laminated slab system of the embodiment is realized by adopting the formwork device 200 for the cast-in-situ slab band of the prefabricated laminated slab system, and comprises the following steps: the template 220 is attached to the bottom of a cast-in-place slab band formed between two prefabricated laminated slabs 100, then a locking piece 260 penetrates through a first transverse plate 211, the template 220 and a second transverse plate 230, a pressing block 212 is attached to two sides of the template 220, then a first threaded sleeve 262 and a second threaded sleeve 263 are installed at two ends of a counter-pull screw 261, at the moment, a nut movable column 244 of a screw nut pair is abutted to the top of the prefabricated laminated slab 100, and the other screw nut pair can be driven to rotate simultaneously under the action of a synchronous linkage piece 250, so that the nut movable columns 244 of the two screw nut pairs extend downwards simultaneously to support the two second transverse plates 230, after the height of a cast-in-place layer formwork is reached, at the moment, the screw 243 is driven to rotate by an internal hexagonal electric wrench in a sleeved mode on a polygonal prism 2431, the first transverse plate 211, the template 220 and the second transverse plate 230 are locked by the locking piece 260, the first transverse plate 211 moves upwards to extrude and fix the template 220, the second transverse plate 230 is positioned above the prefabricated laminated slab 100, the top surface of the prefabricated laminated slab 300 is subjected to formwork operation, the bottom of the prefabricated laminated slab can be conveniently carried out by the counter-pulling pile casting mode, the top surface of the prefabricated slab can be conveniently carried out by adopting the support die 220 in a mode without adopting the mode of supporting the top surface to support and the die 220, and the counter-lifting mode can be more convenient to use.
The formwork supporting method is convenient to operate, the nut movable columns of the two screw nut pairs can penetrate through the reinforced bar layer and are supported on the prefabricated laminated slab, and the supporting height can be adjusted according to requirements.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.
Claims (9)
1. The formwork supporting device of the cast-in-situ slab band of the prefabricated laminated slab system is characterized by comprising a first transverse plate, a formwork, two second transverse plates, a supporting piece, a screw nut pair and a locking piece, wherein the formwork is attached to the bottom of the prefabricated laminated slab, and the first transverse plate is positioned below the formwork; the two second transverse plates are arranged up and down at intervals, supporting pieces are fixed between the two ends of the two second transverse plates, and the two second transverse plates and the two supporting pieces are encircled to form a square structure; the support piece is provided with a sliding channel penetrating through the support piece, and the cross section of the sliding channel is a non-circular channel; the screw rods of the screw rod nut pairs extend out from the upper parts of the sliding channels, and the screw rod top ends of the screw rod nut pairs in the two supporting pieces are connected through a synchronous linkage piece to carry out synchronous linkage; the locking piece is used for connecting and fixing the template, the first transverse plate and the two second transverse plates.
2. The formwork apparatus of a prefabricated laminated slab system cast-in-place slab band as claimed in claim 1, wherein the cross section of the sliding channel is of a polygonal structure or an elliptic structure.
3. The formwork supporting device for the cast-in-situ slab band of the prefabricated laminated slab system according to claim 1, wherein the second transverse plates above are provided with driving grooves, the upper ends of sliding channels of the two supporting pieces are respectively communicated with two ends of the driving grooves, and the synchronous linkage pieces are positioned in the driving grooves.
4. The formwork apparatus for a cast-in-place slab band of a prefabricated laminated slab system as claimed in claim 1, wherein the synchronization linkage includes a belt drive mechanism or a sprocket chain drive mechanism.
5. The formwork device of the cast-in-situ slab band of the prefabricated laminated slab system, which is disclosed in claim 4, is characterized in that the belt driving mechanism comprises a belt and belt pulleys, belt pulleys are fixed at the top ends of screw rods of two screw rod nut pairs, and the belt pulleys are sleeved with the belt; the chain wheel and chain driving mechanism comprises a chain wheel and a chain, wherein the chain wheels are fixed at the top ends of screw rods of two screw rod nut pairs, and the chain is sleeved on the two chain wheels in a meshed mode.
6. The formwork supporting device of the cast-in-situ slab band of the prefabricated laminated slab system according to claim 1, wherein a polygonal prism is arranged at the center position of a synchronous linkage piece at the top end of a screw rod nut pair in each supporting piece, or the top end of the screw rod nut pair in each supporting piece penetrates out of the synchronous linkage piece and is fixed with the polygonal prism; the polygonal prism is positioned on the upper outer side of the second transverse plate positioned above the two second transverse plates.
7. The formwork device of the cast-in-place slab band of the prefabricated laminated slab system according to claim 1, wherein the locking piece comprises a pair-pulling screw rod, a first thread bush and a second thread bush, the pair-pulling screw rod penetrates through the formwork, the first transverse plate and the second transverse plate, the upper end of the pair-pulling screw rod penetrates through the two second transverse plates upwards and is in threaded connection with the first thread bush, and the lower end of the pair-pulling screw rod penetrates through the formwork and the first transverse plate downwards and is in threaded connection with the second thread bush.
8. The formwork apparatus for a cast-in-place slab band of a prefabricated laminated slab system as recited in claim 7, wherein the first threaded sleeve is located above the synchronous linkage member and the first threaded sleeve abuts against an upper surface of an upper one of the two second transverse plates.
9. The formwork support device for the cast-in-situ slab band of the prefabricated laminated slab system according to claim 1, wherein pressing blocks are respectively arranged between two ends of the first transverse plate and two ends of the formwork.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223154764.5U CN218912240U (en) | 2022-11-25 | 2022-11-25 | Formwork device of cast-in-situ slab band of prefabricated superimposed sheet system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223154764.5U CN218912240U (en) | 2022-11-25 | 2022-11-25 | Formwork device of cast-in-situ slab band of prefabricated superimposed sheet system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218912240U true CN218912240U (en) | 2023-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223154764.5U Active CN218912240U (en) | 2022-11-25 | 2022-11-25 | Formwork device of cast-in-situ slab band of prefabricated superimposed sheet system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218912240U (en) |
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- 2022-11-25 CN CN202223154764.5U patent/CN218912240U/en active Active
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