CN218990908U - Cast-in-situ stair tread formwork device - Google Patents
Cast-in-situ stair tread formwork device Download PDFInfo
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- CN218990908U CN218990908U CN202223526323.3U CN202223526323U CN218990908U CN 218990908 U CN218990908 U CN 218990908U CN 202223526323 U CN202223526323 U CN 202223526323U CN 218990908 U CN218990908 U CN 218990908U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
Abstract
The utility model discloses a cast-in-situ stair tread formwork device which comprises a formwork support and a plurality of tread formwork components sequentially arranged on the formwork support, wherein the formwork support comprises two inclined support rods, each tread formwork component comprises a tread support frame, a formwork reinforcing frame body and a tread formwork, each tread support frame comprises a transverse support rod and two vertical support rods, transverse stiffening rods are connected between the two vertical support rods, the vertical support rods are connected with the transverse support rods through inclined connecting rods, and the transverse support rods are connected with the inclined support rods through tee sleeves. The utility model has reasonable structural design, wide application range, convenient disassembly and assembly, and multiple turnover and use, and the templates cannot be influenced by the installation of the plurality of stepping template components between the two inclined support rods through the tee sleeve, so that the influence of artificial damage is reduced, the labor is saved, the construction speed is accelerated, the construction cost can be effectively locked, and the waste of the traditional wood templates and square timber in use is reduced.
Description
Technical Field
The utility model belongs to the technical field of building construction, and particularly relates to a cast-in-situ stair tread formwork device.
Background
Along with the progress of science and the development of economy, building materials are continuously pushed to be new, assembly type is greatly popularized, but a plurality of buildings with functions and personalized designs are continuously increased, along with the acceleration of national urban construction, a plurality of places are constructed by using wood templates, the wood templates are easy to process relative to the advantages of the steel templates, and the building materials can be cut according to the specific geometric figures of components, and the building materials are well purchased and have small one-time investment. In addition, in recent years, resources are reasonably utilized, the environment is protected more and more strictly, the requirement of the traditional steel template on the modularization of the structural dimension is high due to turnover, the economy is low, the use is slowly reduced, and a plurality of templates made of novel materials, such as aluminum template plates, plastic template plates and the like, are continuously emerging at present, but the requirement on the modularization of the structural dimension is higher as well, and the template is also in a popularization stage. The traditional wood form is low in price, flexible to use, strong in adaptability to the size of a building structure, low in use price and used in a large amount at present, but the wood form is easy to wear, the formwork supporting speed is low, the formwork reinforcing system is relatively heavy, the assembly is laborious, and the turnover is not high; meanwhile, when the traditional stair tread wood template is erected, the quality of finished products of the tread is difficult to ensure, the tread is possibly insufficient in erection height, the tread surface is possibly insufficient in erection width, and the phenomenon that the tread surface is not vertical and horizontal is more likely to occur. How to effectively combine the economy and the use flexibility of the wood template with the characteristics of the steel template, such as strong integrity and stability, thereby not only meeting the economic applicability of a template system, but also ensuring the overall rigidity requirement of the template, and being the problem to be solved at present.
Disclosure of Invention
The utility model aims to solve the technical problems in the prior art, and provides the cast-in-situ stair tread formwork device which has the advantages of reasonable structural design, wide application range, convenience in disassembly and assembly, multiple turnover and use, and the plurality of tread formwork components are arranged between two inclined support rods through the tee sleeve, so that the templates are not influenced, the influence of artificial damage is reduced, the labor is saved, the construction speed is accelerated, the construction cost is effectively locked, and the waste of the traditional wood templates and square timber in use is reduced.
In order to solve the technical problems, the utility model adopts the following technical scheme: a cast-in-situ stair step formwork device is characterized in that: the stair tread template comprises a template support and a plurality of tread template components which are sequentially arranged on the template support, wherein the template support comprises two inclined support rods which are distributed along the inclined plane of the stair tread, and the plurality of tread template components are arranged between the two inclined support rods at equal intervals along the extending direction of the inclined support rods;
each step template assembly comprises a step support frame arranged between two inclined support rods, a template reinforcing frame body arranged on the step support frame and a step vertical die arranged on one side of the template reinforcing frame body, wherein the step support frame comprises a transverse support rod and two vertical support rods arranged below the transverse support rod, transverse stiffening rods are connected between the two vertical support rods, the template reinforcing frame body is a rectangular frame and is arranged close to the back surface of the step vertical die, and binding and fixing are carried out between the template reinforcing frame body and the two vertical support rods and between the template reinforcing frame body and the transverse stiffening rods;
the vertical support rod is connected with the transverse support rod through the oblique connecting rod, one end of the transverse support rod is connected with one oblique support rod through a three-way sleeve, and the other end of the transverse support rod is connected with the other oblique support rod through a three-way sleeve.
Foretell a cast-in-place stair formwork device that marks time, its characterized in that: the vertical support rod and the oblique connecting rod are integrally formed, an obtuse angle is formed between the vertical support rod and the oblique connecting rod, the vertical support rod and the oblique connecting rod are perpendicular to the transverse support rod, and the oblique connecting rod and the transverse support rod are perpendicular to the oblique support rod.
Foretell a cast-in-place stair formwork device that marks time, its characterized in that: the transverse supporting rods are mutually perpendicular to the oblique supporting rods.
Foretell a cast-in-place stair formwork device that marks time, its characterized in that: the template support further comprises two upper upright posts and two lower upright posts, and the inclined support rod is connected between one upper upright post and one lower upright post.
Foretell a cast-in-place stair formwork device that marks time, its characterized in that: the oblique support rods are connected with the upper upright posts and the oblique support rods are connected with the lower upright posts through fasteners.
Foretell a cast-in-place stair formwork device that marks time, its characterized in that: and the three pipe joints of the tee joint sleeve are respectively provided with a fastening screw.
Foretell a cast-in-place stair formwork device that marks time, its characterized in that: the template reinforcing frame body comprises a rectangular frame body and a plurality of vertical stiffening rods arranged in the rectangular frame body, and the vertical stiffening rods are distributed at equal intervals along the length direction of the rectangular frame body.
Foretell a cast-in-place stair formwork device that marks time, its characterized in that: the step vertical die is a rectangular wood template and is bound and fixed with the template reinforcing frame body.
Compared with the prior art, the utility model has the following advantages:
1. according to the utility model, the plurality of step template assemblies are arranged between the two inclined support rods through the tee sleeve, the number and the interval of the step template assemblies can be flexibly adjusted according to the number of steps and the step width corresponding to the steps of the stair, so that the side templates can be supported for the construction of stair steps, and the step template assemblies are convenient to disassemble and assemble and can be used in a turnover way.
2. According to the utility model, the tread vertical die is arranged between the two inclined support rods through the tread support frame, so that the stair tread template is supported, the stair tread template can be supported rapidly, a single worker can assemble and disassemble easily without other lifting tools in use, and compared with the stair tread reinforced by the traditional square timber template, the stair tread support frame can accelerate the formwork supporting speed and can improve the quality of finished products of stairs.
3. According to the utility model, the template reinforcement frame body is arranged on the back of the step vertical mold, so that the template reinforcement frame body is used as a back edge to support and reinforce the step vertical mold, the structural strength and rigidity of the step vertical mold are ensured, the damage rate of the step vertical mold is reduced, the specification and the size of the step vertical mold can be flexibly adjusted according to different stair step sizes, and the phenomena of insufficient step support height and insufficient step surface support width in the construction process are avoided, and the step surface is more likely to be non-vertical and non-horizontal.
In conclusion, the three-way sleeve is reasonable in structural design, wide in application range, convenient to assemble and disassemble, capable of being used in a turnover mode for many times, and capable of enabling the templates to be not affected by installation of the multiple stepping template assemblies between the two inclined support rods, reducing the influence of artificial damage, saving labor, accelerating construction speed, effectively locking construction cost and reducing waste of traditional wood templates and square wood in use.
The technical scheme of the utility model is further described in detail through the drawings and the embodiments.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is an enlarged view at a of fig. 1.
Fig. 3 is a schematic diagram of a connection structure of a transverse supporting rod and two diagonal supporting rods according to the present utility model.
FIG. 4 is a schematic diagram of a step template assembly according to the present utility model.
Fig. 5 is a left side view of fig. 4.
Fig. 6 is a schematic structural view of the formwork reinforcing frame body of the present utility model.
Reference numerals illustrate:
1-upper upright post; 2-lower upright post; 3-oblique support rods;
4-a three-way sleeve; 5-fastening screws; 6, a nut;
7, reinforcing the frame body by the template; 7-1, a rectangular frame; 7-2-vertical stiffeners;
8, stepping and standing a mold; 9-a transverse supporting rod; 10-a vertical supporting rod;
11-an oblique connecting rod; 12-transverse stiffeners.
Detailed Description
As shown in fig. 1 to 6, the utility model comprises a template bracket and a plurality of stepping template components which are sequentially arranged on the template bracket, wherein the template bracket comprises two inclined support rods 3 which are distributed along the inclined plane of the stair steps, and the plurality of stepping template components are arranged between the two inclined support rods 3 at equal intervals along the extending direction of the inclined support rods 3;
each step template component comprises a step support frame installed between two inclined support rods 3, a template reinforcing frame body 7 arranged on the step support frame and a step vertical die 8 arranged on one side of the template reinforcing frame body 7, wherein the step support frame comprises a transverse support rod 9 and two vertical support rods 10 arranged below the transverse support rod 9, transverse stiffening rods 12 are connected between the two vertical support rods 10, the template reinforcing frame body 7 is a rectangular frame and is arranged close to the back surface of the step vertical die 8, and binding and fixing are carried out between the template reinforcing frame body 7 and the two vertical support rods 10 and between the template reinforcing frame body 7 and the transverse stiffening rods 12;
the vertical support rod 10 is connected with the transverse support rod 9 through the oblique connecting rod 11, one end of the transverse support rod 9 is connected with one oblique support rod 3 through one three-way sleeve 4, and the other end of the transverse support rod 9 is connected with the other oblique support rod 3 through one three-way sleeve 4.
During the in-service use, install a plurality of template subassemblies of marking time through tee bend sleeve pipe 4 between two diagonal bracing poles 3, can be according to stair step corresponding ladder quantity and ladder width nimble adjustment template subassembly of marking time quantity and interval, and then can prop up the construction of establishing the side form in order to carry out stair and mark time, mark time template subassembly easy dismounting and can have enough to meet the need the use.
It should be noted that, install the upright mould 8 of marking time between two diagonal bracing poles 3 through marking time support frame, and then realize the setting up of stair mark time template, can realize the quick setting up of stair mark time template, need not with the help of other lifting means in the use, single workman just can easily assemble, dismantle, relative to the stair mark time that traditional square timber template consolidated, this utility model can accelerate the formwork supporting speed, can improve the finished product quality of stair.
During concrete implementation, the template reinforcing frame body 7 is formed by adopting steel bar welding, and the template reinforcing frame body 7 is arranged on the back of the step vertical mold 8, so that the template reinforcing frame body 7 can be used as a back edge to support and reinforce the step vertical mold 8, the structural strength and rigidity of the step vertical mold 8 are ensured, and the damage rate of the step vertical mold 8 is reduced.
It should be noted that, when setting up of stair step template, according to the stair step size of difference, can nimble adjustment mark time the specification size of standing mould 8, it is not enough that the height is set up to the emergence mark time in the work progress, mark time the face and prop up the width inadequately, more probably appear marking time the face and not perpendicular, the phenomenon of non-level.
As shown in fig. 4 and 5, in this embodiment, the vertical support rod 10 and the oblique connection rod 11 are integrally formed, an obtuse angle is formed between the vertical support rod 10 and the oblique connection rod 11, the vertical support rod 10 and the oblique connection rod 11 are perpendicular to the transverse support rod 9, and the oblique connection rod 11 and the transverse support rod 9 are perpendicular to the oblique support rod 3.
When in actual use, the oblique support rods 3, the transverse support rods 9, the vertical support rods 10, the oblique connecting rods 11 and the transverse stiffening rods 12 are all round steel pipes, the steel pipes are cut in a beveling mode, welding is convenient, the upper ends of the oblique connecting rods 11 are welded with the transverse support rods 9, the transverse stiffening rods 12 are parallel to the transverse support rods 9, and the transverse stiffening rods 12 are welded with the vertical support rods 10.
In this embodiment, the transverse supporting rod 9 is perpendicular to the oblique supporting rod 3.
In this embodiment, the formwork support further includes two upper uprights 1 and two lower uprights 2, and the diagonal support bar 3 is connected between one upper upright 1 and one lower upright 2.
In actual use, in order to improve the stability of the two upper uprights 1 and the two lower uprights 2, a transverse connecting bar may be connected between the two upper uprights 1 and between the two lower uprights 2, respectively.
In this embodiment, the diagonal support bar 3 is connected with the upper upright 1, and the diagonal support bar 3 is connected with the lower upright 2 through fasteners.
In actual use, the two inclined support rods 3 are respectively positioned at two sides of the inclined plane of the stair tread.
In particular, in order to ensure the stability of the two diagonal support bars 3, a transverse reinforcement bar may be connected between the middle portions of the two diagonal support bars 3.
As shown in fig. 2 and 3, in this embodiment, one fastening screw 5 is disposed at each of the three pipe joints of the three-way sleeve 4.
In actual use, the three pipe joints of the three-way sleeve 4 are respectively provided with a screw perforation through which the fastening screw 5 passes, the outside of each screw perforation is provided with a nut 6 which is coaxially arranged with the screw perforation, and the nut 6 is fixed with the three-way sleeve 4.
When the installation position of the three-way sleeve 4 on the inclined support rod 3 is determined, holes are drilled at corresponding positions on the inclined support rod 3 for the fastening screws 5 to pass through, so that the positions of the inclined support rod 3 and the three-way sleeve 4 are fixed, and screw holes for the fastening screws 5 to pass through are formed at two ends of the transverse support rod 9.
In specific implementation, when the diagonal support rod 3 is perforated, a drill bit which is the same as the fastening screw 5 is used for penetrating through the nut 6, the diagonal support rod 3 is perforated, the internal thread of the nut 6 cannot be damaged, after the hole is perforated, the fastening screw 5 is screwed into the perforated hole, and when the diagonal support rod is reused, repeated perforation is not needed, and the time for installing and adjusting the horizontal distance of the perpendicularity is shortened.
As shown in fig. 6, in this embodiment, the formwork reinforcement frame 7 includes a rectangular frame 7-1 and a plurality of vertical stiffeners 7-2 disposed in the rectangular frame 7-1, and the plurality of vertical stiffeners 7-2 are disposed at equal intervals along the length direction of the rectangular frame 7-1.
When in actual use, the rectangular frame body 7-1 is vertically distributed.
In this embodiment, the step vertical mold 8 is a rectangular wood template, and the step vertical mold 8 and the template reinforcement frame 7 are bound and fixed.
When the stair tread template assembly is actually used, a plurality of tread template assemblies are arranged between two inclined support rods 3 according to the number of stairs of the stair tread, the distance between the tread template assemblies is adjusted according to the width of the stairs, holes are drilled in the inclined support rods 3, and corresponding three-way sleeves 4 and the inclined support rods 3 are locked and fixed by fastening bolts 5; manual dismantling is adopted during dismantling, or the tower crane is dismantled mechanically; when the pedal is manually removed, only the fastening screw 5 is required to be loosened, and the end part of the inclined support rod 3 is removed, so that the pedal template assembly can be removed; or directly and integrally dismantling the tower crane, and integrally installing the tower crane when the tower crane is installed; compared with the traditional wood formwork, the traditional formwork takes 1 person to 1 day, the device only takes 1 person to 0.5 day, and if the tower crane is matched with the installation, the device can be completed in 1-2 hours; in terms of finished product quality, the traditional formwork artificial factor is relatively large, mainly depends on the technical level of a woodworking master, and the size deviation caused by the walking of a person on the formwork after the formwork is erected, the formwork is fixed on a steel bar and has relatively strong rigidity, a stepping formwork component is directly connected with an inclined support rod 3, and the person moves on the upper part, and the force is directly transmitted from the inclined support rod 3, so that the formwork is not influenced, and the influence of artificial damage is reduced; in the aspect of economic benefit, labor is saved, construction speed is accelerated, used materials are visible everywhere on site, compared with a stair finalization formwork supporting system customized on the market, the cost is low, the used materials can be reused, the application range is wide, waste of traditional wood templates and square wood in use is reduced, and the requirements of green environmental protection and energy conservation advocated by the nation are met.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, and any simple modification, variation and equivalent structural changes made to the above embodiment according to the technical substance of the present utility model still fall within the scope of the technical solution of the present utility model.
Claims (8)
1. A cast-in-situ stair step formwork device is characterized in that: the stair tread template comprises a template support and a plurality of tread template components which are sequentially arranged on the template support, wherein the template support comprises two inclined support rods (3) which are distributed along the inclined plane of the stair tread, and the plurality of tread template components are arranged between the two inclined support rods (3) at equal intervals along the extending direction of the inclined support rods (3);
each step template assembly comprises a step support frame arranged between two inclined support rods (3), a template reinforcing frame body (7) arranged on the step support frame and a step vertical mold (8) arranged on one side of the template reinforcing frame body, wherein the step support frame comprises a transverse support rod (9) and two vertical support rods (10) arranged below the transverse support rod (9), transverse stiffening rods (12) are connected between the two vertical support rods (10), the template reinforcing frame body (7) is a rectangular frame and is tightly attached to the back surface of the step vertical mold (8) to be arranged, and binding and fixing are carried out between the template reinforcing frame body (7) and the two vertical support rods (10) and between the template reinforcing frame body (7) and the transverse stiffening rods (12);
the vertical support rod (10) is connected with the transverse support rod (9) through an oblique connecting rod (11), one end of the transverse support rod (9) is connected with one oblique support rod (3) through a three-way sleeve (4), and the other end of the transverse support rod (9) is connected with the other oblique support rod (3) through the three-way sleeve (4).
2. A cast-in-place stair tread formwork apparatus as in claim 1 wherein: vertical bracing piece (10) and slant connecting rod (11) integrated into one piece, be obtuse angle between vertical bracing piece (10) and slant connecting rod (11) and lay, vertical bracing piece (10) and slant connecting rod (11) all with horizontal bracing piece (9) mutually perpendicular, slant connecting rod (11) and horizontal bracing piece (9) all with slant bracing piece (3) mutually perpendicular.
3. A cast-in-place stair tread formwork apparatus as in claim 1 wherein: the transverse supporting rod (9) is perpendicular to the oblique supporting rod (3).
4. A cast-in-place stair tread formwork apparatus as in claim 1 wherein: the template support further comprises two upper upright posts (1) and two lower upright posts (2), and the inclined support rod (3) is connected between one upper upright post (1) and one lower upright post (2).
5. A cast-in-place stair tread formwork apparatus as in claim 4 wherein: the oblique support rods (3) are connected with the upper upright posts (1) and the oblique support rods (3) are connected with the lower upright posts (2) through fasteners.
6. A cast-in-place stair tread formwork apparatus as in claim 1 wherein: the three pipe joints of the tee sleeve (4) are respectively provided with a fastening screw (5).
7. A cast-in-place stair tread formwork apparatus as in claim 1 wherein: the template reinforcing frame body (7) comprises a rectangular frame body (7-1) and a plurality of vertical stiffening rods (7-2) arranged in the rectangular frame body (7-1), and the vertical stiffening rods (7-2) are distributed at equal intervals along the length direction of the rectangular frame body (7-1).
8. A cast-in-place stair tread formwork apparatus as in claim 1 wherein: the stepping vertical die (8) is a rectangular wood template, and the stepping vertical die (8) and the template reinforcing frame body (7) are bound and fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223526323.3U CN218990908U (en) | 2022-12-27 | 2022-12-27 | Cast-in-situ stair tread formwork device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223526323.3U CN218990908U (en) | 2022-12-27 | 2022-12-27 | Cast-in-situ stair tread formwork device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218990908U true CN218990908U (en) | 2023-05-09 |
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ID=86222530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223526323.3U Active CN218990908U (en) | 2022-12-27 | 2022-12-27 | Cast-in-situ stair tread formwork device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218990908U (en) |
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2022
- 2022-12-27 CN CN202223526323.3U patent/CN218990908U/en active Active
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