A self-climbing tower crane with a foldable panel and a construction method thereof

Abstract

The application provides a self-climbing formwork with a folding plate and a construction method thereof. The folding plate comprises a beam bottom side form, a hinge and a sliding block assembly. The beam bottom side form is connected to a cylinder wall steel form through the hinge. The sliding block assembly is slidingly installed on the enclosing purlin of the cylinder wall steel form and the enclosing purlin of the beam bottom side form to adjust and limit the relative position of the beam bottom side form and the cylinder wall steel form. After the formwork is removed, the beam bottom side form is only required to be rotated by a predetermined angle relative to the cylinder wall steel form to be lifted to the next layer of construction with the formwork. The folding plate solves the problem of turning over the beam bottom side form, is simple to operate, greatly reduces the labor amount, significantly improves the construction efficiency and ensures the construction safety.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of building construction, in particular to a self-climbing cylinder frame with a folding plate and a construction method thereof. BACKGROUND

[0002] High-rise buildings generally have multiple rectangular or square shafts as vertical channels for elevators to travel up and down. The construction of elevator shafts generally adopts the following construction methods: cantilevered scaffolding and scattered wood formwork, tower crane lifting cylinder frame and scattered wood formwork, self-climbing cylinder frame with steel formwork and scattered wood formwork.

[0003] Currently, in order to improve construction efficiency while ensuring construction safety, the construction method of self-climbing cylinder frame with steel formwork and scattered wood formwork is commonly used, and its working condition is shown in Figure 1 Generally, the elevator shaft is composed of shaft walls, door openings, etc. When using the construction method of self-climbing cylinder frame with steel formwork and scattered wood formwork, please refer to Figure 2 and Figure 3 , the shaft wall straight wall of the elevator shaft is constructed by using the cylinder wall steel form; the side of the door opening beam is constructed by using the beam side steel form; the bottom of the door opening is constructed by using the scattered wood form; in order to facilitate the turnover of the beam bottom side form, the straight wall of the door opening side (i.e. the beam bottom side) is constructed by using scattered wood form or scattered small steel form, but both of them have disadvantages when constructing the beam bottom side, which are as follows: when using scattered wood form, the combination of the wood form and the steel form is prone to misalignment and slurry leakage due to the difference in material properties; when using scattered small steel form, the small steel form needs to be disassembled into multiple pieces during the demolding process, and then manually transported to the upper layer to be reassembled into a whole, which is complicated to operate, low in construction efficiency, and labor-intensive.

[0004] Therefore, how to solve the problem of beam bottom side form turnover while significantly improving construction efficiency and ensuring construction safety is a technical problem that needs to be solved by those skilled in the art. SUMMARY

[0005] The purpose of the present application is to provide a self-climbing cylinder frame with a folding plate and a construction method thereof, which can solve the problem of beam bottom side form turnover while significantly improving construction efficiency and ensuring construction safety.

[0006] To solve the above technical problems, the present application provides a self-climbing cylinder frame with a folding plate, which comprises a beam bottom side form, a hinge and a sliding block assembly. The beam bottom side form is connected to the cylinder wall steel form through the hinge, and the sliding block assembly is slidingly installed on the surrounding purlin of the cylinder wall steel form and the surrounding purlin of the beam bottom side form to adjust and limit the relative position of the beam bottom side form and the cylinder wall steel form.

[0007] Optionally, in the self-climbing cylinder frame with the attached folding plate, the slider assembly comprises a first slider, a second slider, a first connecting rod, a second connecting rod, two pins, a bolt and a nut, the first slider is slidingly installed on the enclosing purlin of the beam bottom side mold, the second slider is slidingly installed on the enclosing purlin of the cylinder wall steel mold, the first end of the first connecting rod is hinged to the first slider through the pin, the first end of the second connecting rod is hinged to the second slider through the pin, and the second end of the first connecting rod is connected to the second end of the second connecting rod through the cooperation of the bolt and the nut.

[0008] Optionally, in the self-climbing cylinder frame with the attached folding plate, the first slider comprises a body, an ear plate arranged at the top of the body, a clamping groove arranged at the bottom of the body and matched with the enclosing purlin of the beam bottom side mold, two symmetrical limiting holes arranged at the body and communicated with the clamping groove, and a limiting column matched with the limiting hole, and the first end of the first connecting rod is hinged to the ear plate of the first slider through the pin.

[0009] Optionally, in the self-climbing cylinder frame with the attached folding plate, the second slider comprises a body, an ear plate arranged at the top of the body, a clamping groove arranged at the bottom of the body and matched with the enclosing purlin of the cylinder wall steel mold, two symmetrical limiting holes arranged at the body and communicated with the clamping groove, and a limiting column matched with the limiting hole, and the first end of the second connecting rod is hinged to the ear plate of the second slider through the pin.

[0010] Optionally, in the self-climbing cylinder frame with the attached folding plate, the height and width of the beam bottom side mold are the same as the beam bottom straight wall surface.

[0011] Optionally, in the self-climbing cylinder frame with the attached folding plate, the beam bottom side mold comprises a panel, a frame and an enclosing purlin, the frame is a frame edge of the panel, and the enclosing purlin is located in the frame and closely attached to the panel, and the two ends of the enclosing purlin are respectively abutted on the two opposite side edges of the frame.

[0012] Optionally, in the self-climbing cylinder frame with the attached folding plate, the enclosing purlin of the beam bottom side mold and the enclosing purlin of the cylinder wall steel mold are respectively arranged with inclined surfaces near the side of the hinge to jointly form an inverted V-shaped structure, thereby providing a rotating space for the rotation of the beam bottom side mold relative to the cylinder wall steel mold.

[0013] Optionally, in the self-climbing cylinder frame with the attached folding plate, the panel of the beam bottom side mold is arranged with a female port matched with a male port of the panel of the cylinder wall steel mold, so as to support the seamless butt joint of the beam bottom side mold and the cylinder wall steel mold.

[0014] The application also provides a construction method of the self-climbing cylinder frame with the attached folding plate, which comprises the following steps:

[0015] S1, the cylinder wall steel mold and the beam bottom side mold are hinged as a whole by using a hinge, and a slider assembly is slidingly installed on the enclosing purlin of the cylinder wall steel mold and the enclosing purlin of the beam bottom side mold;

[0016] S2, before closing the mold, the slider assembly is fixed and limited with the surrounding purlin of the cylinder wall steel mold;

[0017] S3, when closing the mold, the beam bottom side mold is rotated so that the sub-port of its panel is matched and connected with the female port of the cylinder wall steel mold panel, and the slider assembly is fixed and limited with the surrounding purlin of the beam bottom side mold;

[0018] S4, after the mold is removed, the fixed and limited of the slider assembly with the surrounding purlin of the beam bottom side mold is released, and after the beam bottom side mold is rotated by a predetermined angle relative to the cylinder wall steel mold, the fixed and limited of the slider assembly with the surrounding purlin of the beam bottom side mold is performed again;

[0019] S5, after the self-lifting cylinder frame lifts the cylinder wall steel mold and the beam bottom side mold to the position, S3 is repeated to perform the next layer of mold pouring operation.

[0020] Optionally, in the construction method of the self-climbing cylinder frame with the accompanying folded plate, the sliding installation of the slider assembly on the surrounding purlin of the cylinder wall steel mold and the surrounding purlin of the beam bottom side mold in S1 includes the following steps:

[0021] The first slider is slidingly installed on the surrounding purlin of the beam bottom side mold so as to slide left and right along the surrounding purlin;

[0022] The second slider is slidingly installed on the surrounding purlin of the cylinder wall steel mold so as to slide left and right along the surrounding purlin.

[0023] In the self-climbing cylinder frame with the accompanying folded plate and the construction method thereof provided by the present application, the accompanying folded plate includes a beam bottom side mold, a hinge, and a slider assembly, the beam bottom side mold is connected with the cylinder wall steel mold through the hinge, and the slider assembly is slidingly installed on the surrounding purlin of the cylinder wall steel mold and the surrounding purlin of the beam bottom side mold to adjust and limit the relative position of the beam bottom side mold and the cylinder wall steel mold. After the accompanying folded plate of the present application is removed, the beam bottom side mold only needs to be rotated by a predetermined angle relative to the cylinder wall steel mold to be lifted to the next layer of construction with the cylinder frame, which not only solves the problem of turning over the beam bottom side mold, but also has the advantages of simple operation, greatly reduced labor, significantly improved construction efficiency, and ensured construction safety. BRIEF DESCRIPTION OF DRAWINGS

[0024] The above and other objects, features and advantages of the present application will become more apparent from the following detailed description when taken in conjunction with the accompanying drawings in which like reference characters refer to like parts throughout the figures, exemplary embodiments of the present application.

[0025] Figure 1 is a working condition diagram of the self-climbing cylinder frame in the prior art;

[0026] Figure 2 is a plan view of the formwork system for elevator shaft construction in the prior art;

[0027] Figure 3 is a facade diagram of a formwork system for elevator shaft construction in the prior art;

[0028] Figure 4 is a facade diagram of a beam bottom side form in an embodiment of the present application;

[0029] Figure 5 is a plan view of a beam bottom side form in an embodiment of the present application;

[0030] Figure 6 is a front view of a slider assembly in an embodiment of the present application;

[0031] Figure 7 is a plan view of a slider assembly in an embodiment of the present application;

[0032] Figure 8 is a front view of a first / second slider in an embodiment of the present application;

[0033] Figure 9 is a side view of a first / second slider in an embodiment of the present application;

[0034] Figure 10 is a diagram of a slider and a surrounding purlin after sliding installation in an embodiment of the present application;

[0035] Figure 11 is a diagram of a tube wall steel form and a beam bottom side form after form assembly in an embodiment of the present application;

[0036] Figure 12 is a diagram of a tube wall steel form and a beam bottom side form after form disassembly in an embodiment of the present application;

[0037] Figure 13 is a flowchart of a construction method of a self-climbing tube frame with a folding plate in an embodiment of the present application.

[0038] In the drawings:

[0039] 1 - beam bottom side form; 11 - panel; 12 - frame; 13 - surrounding purlin;

[0040] 2 - hinge;

[0041] 3 - slider assembly; 31 - first slider; 311 - body; 312 - ear plate; 313 - clamping groove; 314 - limiting hole; 32 - second slider; 33 - first connecting rod; 34 - second connecting rod; 35 - pin shaft; 36 - bolt; 37 - nut. DETAILED DESCRIPTION

[0042] The self-climbing tower with the attached folding plate and the construction method thereof according to the present application will be described in further detail below in conjunction with the accompanying drawings and specific embodiments. The advantages and features of the present application will be more apparent from the following description and claims. It should be noted that the accompanying drawings are very simplified and use non-precise proportions, and are only used to facilitate and clarify the purpose of assisting the description of the embodiments of the present application.

[0043] The present application will now be described in further detail in conjunction with the accompanying drawings. These drawings are simplified schematic diagrams and only show the basic structure of the present application in a schematic manner, and thus only show the components related to the present application.

[0044] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only used to facilitate the description of the present application and simplify the description, and thus cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus cannot be understood as limiting the present application.

[0045] In addition, the terms "first" and "second" are only used for description purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features referred to. Therefore, the features defined with "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0046] In the present application, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing", and the like should be understood broadly, for example, can be fixedly connected, can be detachably connected, or integrally connected; can be mechanically connected, or electrically connected; can be directly connected, or indirectly connected through an intermediate medium; and can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0047] Reference is made to Figure 11 and Figure 12The self-climbing formwork with the folding plate comprises a beam bottom side form 1, a hinge 2 and a slider assembly 3, the beam bottom side form 1 is connected with the formwork of the cylinder wall through the hinge 2, and the slider assembly 3 is slidingly installed on the enclosing purlin of the formwork of the cylinder wall and the enclosing purlin of the beam bottom side form 1 to adjust and limit the relative position of the beam bottom side form 1 and the formwork of the cylinder wall. The slider assembly 3 of the self-climbing formwork with the folding plate can slide left and right on the surface of the enclosing purlin and is limited and fixed with the enclosing purlin when sliding to a specific position. After the formwork is removed, the beam bottom side form 1 only needs to be rotated by a predetermined angle relative to the formwork of the cylinder wall to be lifted to the next layer of construction with the formwork, which not only solves the problem of turning over the beam bottom side form 1, but also has the advantages of simple operation, greatly reduced labor intensity, significantly improved construction efficiency and ensured construction safety.

[0048] Further, refer to Figure 6 and Figure 7 The slider assembly 3 comprises a first slider 31, a second slider 32, a first connecting rod 33, a second connecting rod 34, two pin shafts 35, a bolt 36 and a nut 37, the first slider 31 is slidingly installed on the enclosing purlin of the beam bottom side form 1, the second slider 32 is slidingly installed on the enclosing purlin of the formwork of the cylinder wall, the first end of the first connecting rod 33 is hinged with the first slider 31 through the pin shaft 35, the first end of the second connecting rod 34 is hinged with the second slider 32 through the pin shaft 35, and the second end of the first connecting rod 33 is connected with the second end of the second connecting rod 34 through the cooperation of the bolt 36 and the nut 37.

[0049] As shown in Figure 8 to Figure 10 The first slider 31 comprises a body 311, an ear plate 312 arranged on the top of the body 311, a clamping groove 313 arranged on the bottom of the body 311 and matched with the enclosing purlin of the beam bottom side form 1, two symmetrical limiting holes 314 arranged on the body 311 and communicated with the clamping groove 313, and a limiting column matched with the limiting hole 314, and the first end of the first connecting rod 33 is hinged with the ear plate 312 of the first slider 31 through the pin shaft 35. The second slider 32 comprises a body 311, an ear plate 312 arranged on the top of the body 311, a clamping groove 313 arranged on the bottom of the body 311 and matched with the enclosing purlin of the formwork of the cylinder wall, two symmetrical limiting holes 314 arranged on the body 311 and communicated with the clamping groove 313, and a limiting column matched with the limiting hole 314, and the first end of the second connecting rod 34 is hinged with the ear plate 312 of the second slider 32 through the pin shaft 35. The structures of the first slider 31 and the second slider 32 are the same, and only the positions of installation and matching are different, the former is installed on the enclosing purlin of the beam bottom side form 1, and the latter is installed on the enclosing purlin of the formwork of the cylinder wall.

[0050] Correspondingly, refer to Figure 10In order to limit and fix the first slider 31 and the enclosing purlin 13 of the beam bottom side mold 1, a limiting hole of the same size is arranged on the enclosing purlin 13 of the beam bottom side mold 1 corresponding to the position of the limiting hole 314 of the first slider 31. Similarly, in order to limit and fix the second slider 32 and the enclosing purlin of the cylinder wall steel mold, a limiting hole of the same size is arranged on the enclosing purlin of the cylinder wall steel mold corresponding to the position of the limiting hole 314 of the second slider 32. Based on the cooperation of the limiting hole 314 and the limiting column, the position of the first slider 31 and the enclosing purlin of the beam bottom side mold 1 or the position of the second slider 32 and the enclosing purlin of the cylinder wall steel mold is limited and fixed, so as to prevent shaking and ensure construction safety.

[0051] Please refer to Figure 4 and Figure 5 The height and width of the beam bottom side mold 1 are the same as those of the beam bottom straight wall surface. The beam bottom side mold 1 comprises a panel 11, a frame 12 and an enclosing purlin 13. The frame is a surrounding edge of the panel. The enclosing purlin is located in the frame and closely adheres to the panel. The two ends of the enclosing purlin abut against the opposite two sides of the frame. In the embodiment, the enclosing purlin 13 is preferably double-spliced channel steel. The panel 11 of the beam bottom side mold 1 is provided with a female port which is adapted to a male port of the panel 11 of the cylinder wall steel mold, so as to support seamless butt joint of the beam bottom side mold 1 and the cylinder wall steel mold when the two molds are combined, so as to ensure smooth pouring surface and prevent slurry leakage.

[0052] Further, the enclosing purlin of the beam bottom side mold and the enclosing purlin of the cylinder wall steel mold are both provided with an inclined surface on the side close to the hinge, so as to jointly form an inverted V-shaped structure, thereby providing a rotating space for the rotation of the beam bottom side mold relative to the cylinder wall steel mold. Preferably, the included angle of the two inclined surfaces on the side close to the hinge of the enclosing purlin of the beam bottom side mold and the enclosing purlin of the cylinder wall steel mold ranges from 45° to 90°.

[0053] Correspondingly, the embodiment also provides a construction method of the self-climbing cylinder frame with a folding plate. The construction method of the self-climbing cylinder frame with a folding plate will be described in detail below with reference to Figure 4 to Figure 13 The construction method of the self-climbing cylinder frame with a folding plate will be described in detail below with reference to

[0054] Firstly, step S1 is performed. The cylinder wall steel mold and the beam bottom side mold 1 are hinged into a whole by the hinge 2. The slider assembly 3 is slidingly installed on the enclosing purlin of the cylinder wall steel mold and the enclosing purlin 13 of the beam bottom side mold 1.

[0055] Specifically, the first slider 31 is slidingly installed on the enclosing purlin 13 of the beam bottom side mold 1, so as to be able to slide left and right along the enclosing purlin 13. The second slider 32 is slidingly installed on the enclosing purlin of the cylinder wall steel mold, so as to be able to slide left and right along the enclosing purlin.

[0056] Then, step S2 is performed. Before the molds are combined, the slider assembly 3 and the enclosing purlin of the cylinder wall steel mold are limited and fixed. The limiting and fixing is mainly achieved by inserting a limiting column into the limiting hole 314 of the second slider 32 and the limiting hole of the enclosing purlin of the cylinder wall steel mold.

[0057] Then, referring to Figure 11 , step S3 is performed, and when the mold is closed, the beam bottom side mold 1 is rotated so that the sub-port of the panel 11 is butted against the female port of the panel 11 of the cylinder wall steel mold, and the sliding block assembly 3 is fixed and limited with the enclosing purlin 13 of the beam bottom side mold 1;

[0058] Then, referring to Figure 12 , step S4 is performed, and after the mold is removed, the sliding block assembly 3 is fixed and limited with the enclosing purlin of the beam bottom side mold 1, and after the beam bottom side mold 1 is rotated by a predetermined angle relative to the cylinder wall steel mold, the sliding block assembly 3 is fixed and limited with the enclosing purlin 13 of the beam bottom side mold 1;

[0059] Then, step S5 is performed, and after the self-lifting cylinder frame lifts the cylinder wall steel mold and the beam bottom side mold 1 to the position, step S3 is repeatedly performed to perform the next layer mold pouring operation.

[0060] It should be noted that, for the foregoing method embodiments, in order to simply describe, they are all described as a series of action combinations, but those skilled in the art should know that the present application is not limited by the action sequence described, because according to the present application, certain steps can be performed in other sequences or simultaneously. Secondly, those skilled in the art should know that the embodiments described in the specification all belong to preferred embodiments, and the actions and modules involved are not necessarily required by the present application.

[0061] The self-climbing cylinder frame with the attached folding plate and the construction method thereof have at least the following beneficial effects:

[0062] 1) The present application solves the problem of the beam bottom side mold plate crossing the connecting beam, and does not need to use scattered wood molds, achieving the purpose of green environmental protection.

[0063] 2) The present application is convenient to operate, saves cost, and reduces the labor workload of construction personnel;

[0064] 3) The present application can effectively speed up the construction progress, shorten the construction period, and improve the construction efficiency;

[0065] 4) The present application greatly reduces the installation and removal work, reduces the construction operation risk, and improves the construction safety.

[0066] In the above embodiments, the description of each embodiment has its own emphasis, and the parts not described in detail in a certain embodiment can be referred to the relevant description of other embodiments.

[0067] The above description is only a description of the preferred embodiments of the present application, and does not limit the scope of the present application in any way. Any modification or modification made by those skilled in the art according to the above disclosure is within the protection scope of the claims.

Claims

1. A self-climbing cylindrical frame with an attached folding plate, characterized in that, include: The beam bottom side formwork, hinges, and slider assembly are included. The beam bottom side formwork is connected to the cylindrical wall steel formwork via hinges. The slider assembly is slidably mounted on the walers of both the cylindrical wall steel formwork and the beam bottom side formwork to adjust and limit their relative positions. The slider assembly includes: a first slider, a second slider, a first connecting rod, a second connecting rod, two pins, a bolt, and a nut. The first slider is slidably mounted on the walers of the beam bottom side formwork, and the second slider is slidably mounted on the walers of the cylindrical wall steel formwork. The first end of the first connecting rod is hinged to the first slider via a pin, and the second connecting rod... The first end of the rod is hinged to the second slider via a pin, and the second end of the first connecting rod is connected to the second end of the second connecting rod via a bolt and nut. The height and width of the beam bottom side mold are the same as the straight wall surface at the bottom of the beam. The beam bottom side mold includes: a panel, a frame, and a waler. The frame is the perimeter of the panel, and the waler is located inside the frame and close to the panel. The two ends of the waler abut against the opposite sides of the frame. The waler of the beam bottom side mold and the waler of the cylindrical wall steel mold are both provided with inclined surfaces on the side near the hinge to form an inverted V-shape, providing rotation space for the beam bottom side mold to rotate relative to the cylindrical wall steel mold.

2. The attached folding plate of the self-climbing cylindrical frame as described in claim 1, characterized in that, The first slider includes: a body, an ear plate on the top of the body, a slot at the bottom of the body for adapting to the waler of the bottom side mold of the beam, two symmetrically opened limiting holes in the body and communicating with the slot, and limiting pins adapted to the limiting holes. The first end of the first connecting rod is hinged to the ear plate of the first slider by a pin.

3. The attached folding plate of the self-climbing cylindrical frame as described in claim 1, characterized in that, The second slider includes: a body, an ear plate on the top of the body, a slot at the bottom of the body for adapting to the waler of the cylindrical wall steel mold, two symmetrically opened limiting holes on the body and communicating with the slot, and limiting pins adapted to the limiting holes. The first end of the second connecting rod is hinged to the ear plate of the second slider through a pin.

4. The attached folding plate of the self-climbing truss as described in claim 1, characterized in that, The panel of the beam bottom side mold is provided with a female opening that matches the female opening of the panel of the cylinder wall steel mold, so as to support seamless connection between the beam bottom side mold and the cylinder wall steel mold.

5. A construction method for a self-climbing scaffold with an attached folding plate as described in any one of claims 1 to 4, characterized in that, Includes the following steps: S1. Use hinges to hinge the cylindrical wall steel mold and the beam bottom side mold into a whole, and slide the slider assembly onto the waler of the cylindrical wall steel mold and the waler of the beam bottom side mold. S2. Before mold closing, the slider assembly is fixed to the waler of the cylinder wall steel mold; S3. When closing the mold, rotate the bottom side mold of the beam to make the male opening of its panel mate with the female opening of the steel mold panel of the cylinder wall, and at the same time limit and fix the slider assembly to the waler of the bottom side mold of the beam. S4. After demolding, release the limiting fixation between the slider assembly and the waler of the bottom side mold of the beam, rotate the bottom side mold of the beam relative to the steel mold of the cylinder wall by a predetermined angle, and then limit and fix the slider assembly and the waler of the bottom side mold of the beam. S5. After the self-lifting cylinder frame lifts the cylinder wall steel formwork and the bottom side formwork of the beam into place as a whole, repeat S3 to carry out the next layer of mold closing and pouring operation.

6. The construction method of the self-climbing scaffold with attached folding plates as described in claim 5, characterized in that, In S1, the sliding installation of the slider assembly onto the walers of the cylinder wall steel formwork and the beam bottom side formwork includes the following steps: The first slider is slidably installed on the waler of the bottom side formwork of the beam, so that it can slide left and right along the waler; The second slider is slidably installed on the waler of the cylindrical steel mold, so that it can slide left and right along the waler.

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