Formwork supporting mechanism capable of adjusting stair slope, supporting device and construction method of formwork supporting mechanism

Abstract

The invention relates to a formwork supporting mechanism capable of adjusting a stair slope, a supporting device and a construction method thereof.The formwork supporting mechanism comprises a supporting steel plate, a plurality of wheel discs and a plurality of supporting sleeves, the two side faces of the supporting steel plate are a supporting face and a connecting face respectively, and a plurality of clamping connecting pieces are fixed to the connecting face of the supporting steel plate; each clamping connecting piece comprises two connecting lug plates which are arranged in parallel, a limiting crack is formed between the two connecting lug plates which are arranged in parallel, and any two limiting cracks are arranged in parallel or located on the same assembling face; a wheel disc is clamped in each limiting crack, each wheel disc is provided with a center assembly hole and a plurality of adjusting holes which are sequentially formed at intervals, and the centers of the adjusting holes are distributed on a circular structure with the center of the center assembly hole as the circle center; a supporting sleeve is fixed to the edge of the peripheral side of each wheel disc. The center assembling hole of the wheel disc is connected to the middle of the clamping connecting piece through a first connecting piece, and one adjusting hole of the wheel disc is connected to the end of the clamping connecting piece through a second connecting piece.

Description

Technical Field

[0001] The invention relates to the technical field related to building construction, and in particular to a formwork mechanism capable of adjusting the inclination of stairs, a supporting device and a construction method thereof. Background Art

[0002] In the construction industry, reinforced concrete stairs are a common building structure with the advantages of good durability, strong bearing capacity and relatively low cost. As a carrier for connecting upper and lower floors, they are widely used in various buildings and structures. However, the inclined angle of conventional staircase slope formwork is difficult to control and the formwork cannot be reused, so the construction efficiency and formwork utilization rate are greatly affected. If diagonal braces are used, there will be the disadvantages of insufficient stability and difficulty in fixing the lower part. Summary of the invention

[0003] In order to solve one or more technical problems existing in the prior art, the present invention provides a formwork mechanism with adjustable stair slope, a supporting device and a construction method thereof.

[0004] The technical solution of the present invention to solve the above technical problems is as follows: a formwork mechanism capable of adjusting the inclined plane of stairs, comprising a supporting steel plate, a plurality of wheel discs and a plurality of supporting sleeves, the two side surfaces of the supporting steel plate being a supporting surface and a connecting surface respectively, a plurality of clamping connectors being fixed to the connecting surface of the supporting steel plate, each clamping connector comprising two connecting ear plates arranged in parallel, a limiting gap being formed between the two connecting ear plates arranged in parallel, the connecting ear plates being arranged perpendicularly to the supporting steel plate, and any two limiting gaps being arranged in parallel or located on the same assembly surface;

[0005] A wheel disc is clamped in each limiting gap, and the wheel disc has a central assembly hole and a plurality of adjustment holes arranged in sequence at intervals, and the centers of the plurality of adjustment holes are arranged on a circular structure with the center of the central assembly hole as the center of the circle; a supporting sleeve is fixed to the peripheral edge of each wheel disc, and the central axis of the supporting sleeve is arranged perpendicular to the central axis of the wheel disc; the central assembly hole of the wheel disc is connected to the middle position of the clamping connector through a first connecting member, and one of the adjustment holes of the wheel disc is connected to the end position of the clamping connector through a second connecting member.

[0006] The beneficial effects of the present invention are as follows: the formwork support mechanism of the adjustable stair slope of the present invention is mainly aimed at supporting various types of stair slope formworks, standardizing the construction, saving time, and being able to ensure the vertical support of the lower supporting steel pipe, enhancing stability, while also ensuring the construction quality.

[0007] Based on the above technical solution, the present invention can also be improved as follows.

[0008] Furthermore, one end of the support sleeve is fixed on the peripheral edge of the wheel disc and is arranged corresponding to the multiple adjustment holes.

[0009] The beneficial effect of adopting the above further solution is: by arranging the support sleeve corresponding to the multiple adjustment holes, the support sleeve can be kept in a vertical state when adjusting the angle of the supporting steel plate.

[0010] Furthermore, the support sleeve includes a coaxially connected sleeve section and a connecting section, the sleeve section is a cylindrical structure with a uniform inner diameter up and down, one end of the connecting section is a circular butt end, and the other end of the connecting section is a linear butt end, the circular butt end is adapted and fixedly connected to one end of the sleeve section, and the linear butt end is adapted and fixedly connected to the peripheral edge of the wheel disc.

[0011] The beneficial effect of adopting the above further solution is that by providing the sleeve section and the connection section, it is convenient to be sleeved and fixed with the supporting steel pipe, and it is also convenient to be connected and fixed with the wheel disc.

[0012] Furthermore, the clamping connector has a U-shaped structure, the bottom of the clamping connector is flat and fixed on the connecting surface, and the two connecting ear plates of the clamping connector are arranged perpendicular to the connecting surface.

[0013] The beneficial effect of adopting the above further solution is: by providing a U-shaped clamping connector, it is convenient to connect and fix with the supporting steel plate, and it is also convenient to connect and fix with the wheel disc, and the structure is stable and reliable.

[0014] Furthermore, the wheel disc is a disc-shaped structure, and the center of the central assembly hole coincides with the center of the disc-shaped structure.

[0015] Furthermore, a plurality of supporting steel ribs are provided on the connection surface of the supporting steel plate, and the plurality of supporting steel ribs are interconnected to form a grid structure.

[0016] The beneficial effect of adopting the above further solution is that by providing a plurality of supporting steel ribs, the structural stability of the supporting steel plate can be improved and the structural strength can be higher.

[0017] Furthermore, a circle of support and limiting plates is provided at the peripheral edge of the connection surface of the support steel plate, and the support and limiting plates are arranged perpendicular to the connection surface.

[0018] Furthermore, there are four groups of connecting ear plates, four wheel discs, and four supporting sleeves, and the four groups of connecting ear plates are respectively arranged at positions close to the edge of the connecting surface.

[0019] A supporting device includes multiple formwork mechanisms of the above-mentioned adjustable stair slope, and also includes multiple supporting steel pipes. The multiple supporting steel pipes are arranged vertically, and the supporting steel plates of the multiple formwork mechanisms are connected to each other so that the multiple supporting surfaces are spliced ​​to form the stair supporting slope. The supporting sleeve of each formwork mechanism is adjusted to a vertical state, and a supporting steel pipe is installed at the lower end of each supporting sleeve.

[0020] The beneficial effect of the present invention is that the support device of the present invention can adjust the inclination angle of each formwork support mechanism according to needs, so that the support sleeve remains in a vertical state, and the structure is stable and reliable.

[0021] A construction method of the above-mentioned support device comprises the following steps:

[0022] S1, accurately locate the staircase and mark the lines according to the construction drawings;

[0023] S2, erecting multiple supporting steel pipes to form stair formwork support;

[0024] S3, after adjusting the position, place the formwork mechanism on the stair formwork support, requiring the support steel plates of adjacent formwork mechanisms to be closely spliced, and the support surfaces of all support steel plates to be located on the same inclined plane, and then fix the second connecting piece;

[0025] S4, tying the steel bars of the stairs on the supported steel plates, and then pouring and curing the concrete to form a concrete-cast staircase;

[0026] S5, the support device is removed and stored for reuse.

[0027] The beneficial effects of the present invention are: the construction method of the present invention is efficient and fast, shortens the construction time of the vertical support sleeve, after the construction is completed, the stairs are cast in one step, the appearance and quality meet the requirements, and the support device can be reused to avoid waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 The three-dimensional structure of the formwork mechanism of the present invention that can adjust the inclination of the staircase Figure 1 ;

[0029] Figure 2 The three-dimensional structure of the formwork mechanism of the present invention that can adjust the inclination of the staircase is shown in FIG. Figure 2 ;

[0030] Figure 3 The three-dimensional structure of the formwork mechanism of the present invention that can adjust the inclination of the staircase Figure 3 ;

[0031] Figure 4 for Figure 3 A magnified schematic diagram of the structure in the middle;

[0032] Figure 5 It is a schematic diagram of the three-dimensional structure of the supporting device of the present invention.

[0033] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0034] 1. Support steel plate; 2. Wheel; 21. Adjustment hole; 3. Socket section; 31. Connection section; 4. First connection piece; 41. Second connection piece; 5. Connection ear plate; 51. Fixed plate; 52. Support limit plate; 53. Support steel rib; 6. Support steel pipe; 7. Concrete pouring stairs. DETAILED DESCRIPTION

[0035] The principles and features of the present invention are described below in conjunction with the accompanying drawings. The examples given are only used to explain the present invention and are not used to limit the scope of the present invention.

[0036] like Figure 1 to Figure 5 As shown, a formwork mechanism for adjusting the slope of a staircase in this embodiment comprises a supporting steel plate 1, a plurality of wheel discs 2 and a plurality of supporting sleeves, the two side surfaces of the supporting steel plate 1 are respectively a supporting surface and a connecting surface, a plurality of clamping connectors are fixed to the connecting surface of the supporting steel plate 1, each clamping connector comprises two connecting ear plates 5 arranged in parallel, a limiting gap is formed between the two connecting ear plates 5 arranged in parallel, the connecting ear plates 5 are arranged perpendicular to the supporting steel plate 1, and any two limiting gaps are arranged in parallel or located on the same assembly surface;

[0037] A wheel disc 2 is clamped in each limiting gap, and the wheel disc 2 has a central assembly hole and a plurality of adjustment holes 21 arranged in sequence and at intervals, and the centers of the plurality of adjustment holes 21 are arranged on a circular structure with the center of the central assembly hole as the center of the circle; a supporting sleeve is fixed to the peripheral edge of each wheel disc 2, and the central axis of the supporting sleeve is arranged perpendicular to the central axis of the wheel disc 2; the central assembly hole of the wheel disc 2 is connected to the middle position of the clamping connector through a first connecting member 4, and one of the adjustment holes 21 of the wheel disc 2 is connected to the end position of the clamping connector through a second connecting member 41.

[0038] The number of the adjustment holes 21 may be more than three.

[0039] The first connecting member 4 and the second connecting member 41 of this embodiment both adopt a connection structure in which bolts and nuts cooperate. The wheel disc and the connecting lug plate can be loosely fixed by loosening and tightening the bolts and nuts.

[0040] like Figure 3 and Figure 4As shown, one end of the support sleeve of this embodiment is fixed on the peripheral edge of the wheel disc 2 and arranged corresponding to a plurality of adjustment holes 21. By arranging the support sleeve corresponding to the plurality of adjustment holes, it is convenient to keep the support sleeve in a vertical state when adjusting the angle of the supporting steel plate.

[0041] like Figure 1 to Figure 4 As shown, the support sleeve of this embodiment includes a coaxially connected sleeve section 3 and a connecting section 31, the sleeve section 3 is a cylindrical structure with a uniform inner diameter, one end of the connecting section 31 is a circular butt end, and the other end of the connecting section 31 is a linear butt end, the circular butt end is adapted and fixedly connected to one end of the sleeve section 3, and the linear butt end is adapted and fixedly connected to the peripheral edge of the wheel disc 2. By setting the sleeve section and the connecting section, it is convenient to be sleeved and fixed with the supporting steel pipe, and it is also convenient to be connected and fixed with the wheel disc. The linear butt end is preferably an arc-shaped structure.

[0042] like Figure 4 As shown, preferably, the clamping connector has a U-shaped structure, the bottom of the clamping connector is flat and fixed on the connecting surface, and the two connecting ear plates 5 of the clamping connector are arranged perpendicular to the connecting surface. By providing a U-shaped clamping connector, it is convenient to connect and fix with the supporting steel plate, and it is also convenient to connect and fix with the wheel disc, and the structure is stable and reliable.

[0043] Further optional, such as Figure 4 As shown, a fixing plate 51 is welded to the bottom of the U-shaped structure of the clamping connector, and can be welded and fixed to the connecting surface of the supporting steel plate 1 by the fixing plate 51. The fixing plate 51 is preferably circular.

[0044] like Figure 3 and Figure 4 As shown, the wheel disc 2 of this embodiment is a disc-shaped structure, and the center of the central assembly hole coincides with the center of the disc-shaped structure.

[0045] like Figure 2 to Figure 4 As shown, the connection surface of the support steel plate 1 of this embodiment is provided with a plurality of support steel ribs 53, and the plurality of support steel ribs 53 are connected to each other to form a grid structure. By providing a plurality of support steel ribs, the structural stability of the support steel plate can be improved and the structural strength can be higher.

[0046] like Figure 2 to Figure 4 As shown, a circle of support limit plates 52 is provided at the peripheral edge of the connection surface of the support steel plate 1 of this embodiment, and the support limit plates 52 are arranged perpendicular to the connection surface. The height of the support limit plates 52 is the same as the height of the support steel ribs 53.

[0047] like Figure 2 and Figure 3As shown, in this embodiment, there are four groups of connecting ear plates 5, four wheel discs 2, and four supporting sleeves. The four groups of connecting ear plates 5 are respectively arranged at positions close to the edge of the connecting surface.

[0048] Specifically, the connecting lug plates 5 also adopt a rectangular structure and the long sides are arranged perpendicular to the supporting steel plate 1. The gaps formed by all the connecting lug plates 5 face in one direction.

[0049] The supporting steel plate 1 of the formwork device of this embodiment can adopt a rectangular structure, and the four wheel discs 2 are respectively arranged at the four corners of the rectangular structure. The size of the supporting steel plate 1 can be selected to be 60cm×60cm, and can also be made according to the size of various commonly used stairs. It is welded from steel plates, and a supporting steel rib is attached to the back to ensure the rigidity and flatness of the template surface; bolts are used for angle adjustment and fixing.

[0050] The adjustable stair slope formwork mechanism of this embodiment is mainly used for supporting various types of stair slope formwork, standardizing the construction, saving time, and being able to ensure the vertical support of the lower supporting steel pipe, enhancing stability, while also ensuring construction quality.

[0051] like Figure 5 As shown, the present embodiment further provides a supporting device, comprising a plurality of the above-mentioned supporting formwork mechanisms for adjusting the inclination of the stairs, and also comprising a plurality of supporting steel pipes 6, wherein the plurality of supporting steel pipes 6 are arranged vertically, and the supporting steel plates 1 of the plurality of supporting formwork mechanisms are butt-jointed with each other so that a plurality of supporting surfaces are spliced ​​to form a supporting inclination of the stairs, and the supporting sleeve of each supporting formwork mechanism is adjusted to a vertical state, and a supporting steel pipe 6 is correspondingly installed at the lower end of each supporting sleeve.

[0052] The support device of this embodiment can adjust the inclination angle of each formwork supporting mechanism as needed, so that the support sleeve remains in a vertical state, and the structure is stable and reliable.

[0053] This embodiment also provides a construction method of the above-mentioned support device, comprising the following steps:

[0054] S1, accurately locate the staircase and mark the lines according to the construction drawings;

[0055] S2, erecting multiple supporting steel pipes 6 to form a staircase formwork support, requiring accurate positioning and stable erection;

[0056] S3, after adjusting the position, place the formwork mechanism on the stair formwork support, requiring the support steel plates 1 of adjacent formwork mechanisms to be closely spliced, and the support surfaces of all support steel plates 1 to be located on the same inclined plane, and then fix the second connector 41 to make the angle correct, adjust the overall formwork system, ensure that the erection is stable and the formwork is smooth. Use a level or other measuring instrument to re-measure the formwork system, and if it is unqualified, the formwork system needs to be re-erected.

[0057] S4, tie the steel bars of the stairs on the supported steel plate 1, and proceed to the next process only after passing the inspection, then pour the concrete and perform maintenance to ensure that the concrete does not have quality problems such as cracking, thus forming a concrete poured staircase 7;

[0058] S5, dismantle the supporting device for storage for reuse. The device can be cleaned and stored in a warehouse for reuse in later construction.

[0059] The construction method of this embodiment is efficient and fast, shortening the construction time of the vertical support sleeve. After the construction is completed, the stairs are cast in one step, and the appearance and quality meet the requirements. The support device can also be reused to avoid waste.

[0060] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0061] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0062] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0063] In the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0064] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0065] Although the embodiments of the present invention have been shown and described above, it is to be understood that the above embodiments are exemplary and are not to be construed as limitations of the present invention. A person skilled in the art may change, modify, replace and vary the above embodiments within the scope of the present invention.

Claims

1. A formwork mechanism capable of adjusting the inclination of a staircase, characterized in that: It comprises a supporting steel plate, a plurality of wheel discs and a plurality of supporting sleeves, wherein the two side surfaces of the supporting steel plate are respectively a supporting surface and a connecting surface, a plurality of clamping connectors are fixed to the connecting surface of the supporting steel plate, each clamping connector comprises two connecting ear plates arranged in parallel, a limiting gap is formed between the two connecting ear plates arranged in parallel, the connecting ear plates are arranged perpendicularly to the supporting steel plate, and any two limiting gaps are arranged in parallel or located on the same assembly surface; A wheel disc is clamped in each limiting gap, and the wheel disc has a central assembly hole and a plurality of adjustment holes arranged in sequence at intervals, and the centers of the plurality of adjustment holes are arranged on a circular structure with the center of the central assembly hole as the center of the circle; a supporting sleeve is fixed to the peripheral edge of each wheel disc, and the central axis of the supporting sleeve is arranged perpendicular to the central axis of the wheel disc; the central assembly hole of the wheel disc is connected to the middle position of the clamping connector through a first connecting member, and one of the adjustment holes of the wheel disc is connected to the end position of the clamping connector through a second connecting member.

2. A formwork mechanism for adjusting the inclination of stairs according to claim 1, characterized in that: One end of the supporting sleeve is fixed on the peripheral edge of the wheel disc and is arranged corresponding to a plurality of adjusting holes.

3. A formwork mechanism for adjusting the inclination of stairs according to claim 1, characterized in that: The support sleeve includes a coaxially connected sleeve section and a connecting section, the sleeve section is a cylindrical structure with a uniform inner diameter, one end of the connecting section is a circular butt end, and the other end of the connecting section is a linear butt end, the circular butt end is adapted and fixedly connected to one end of the sleeve section, and the linear butt end is adapted and fixedly connected to the peripheral edge of the wheel disc.

4. The formwork mechanism for adjusting the inclination of stairs according to claim 1, characterized in that: The clamping connector has a U-shaped structure, the bottom of the clamping connector is flat and fixed on the connecting surface, and the two connecting ear plates of the clamping connector are arranged perpendicular to the connecting surface.

5. The formwork mechanism for adjusting the inclination of stairs according to claim 1, characterized in that: The wheel disc is a disc-shaped structure, and the center of the central assembly hole coincides with the center of the disc-shaped structure.

6. The formwork mechanism for adjusting the inclination of stairs according to claim 1, characterized in that: The connecting surface of the supporting steel plate is provided with a plurality of supporting steel ribs, and the plurality of supporting steel ribs are interconnected to form a grid structure.

7. The formwork mechanism for adjusting the inclination of stairs according to claim 1, characterized in that: A circle of support and limiting plates is provided at the peripheral edge of the connection surface of the support steel plate, and the support and limiting plates are arranged perpendicular to the connection surface.

8. The formwork mechanism for adjusting the inclination of stairs according to claim 1, characterized in that: There are four groups of connecting ear plates, four wheel discs, and four supporting sleeves. The four groups of connecting ear plates are respectively arranged at positions close to the edge of the connecting surface.

9. A supporting device, characterized in that: The invention comprises a formwork mechanism with an adjustable stair inclination as described in any one of claims 1 to 8, and also comprises a plurality of supporting steel pipes, wherein the plurality of supporting steel pipes are arranged vertically, and the supporting steel plates of the plurality of formwork mechanisms are butt-jointed with each other so that a plurality of supporting surfaces are spliced ​​to form a stair supporting inclination, and the supporting sleeve of each formwork mechanism is adjusted to a vertical state, and a supporting steel pipe is correspondingly installed at the lower end of each supporting sleeve.

10. A construction method of the support device according to claim 9, characterized in that: The following steps are involved: S1, accurately locate the staircase and mark the lines according to the construction drawings; S2, erecting multiple supporting steel pipes to form stair formwork support; S3, after adjusting the position, place the formwork mechanism on the stair formwork support, requiring the support steel plates of adjacent formwork mechanisms to be closely spliced, and the support surfaces of all support steel plates to be located on the same inclined plane, and then fix the second connecting piece; S4, tying the steel bars of the stairs on the supported steel plates, and then pouring and curing the concrete to form a concrete-cast staircase; S5, the support device is removed and stored for reuse.

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