Reverse construction method single-side formwork erecting rapid construction structure

Abstract

The utility model relates to a quick construction structure for one-side formwork erection by a reverse construction method, which comprises a formwork erection assembly composed of a vertical keel, a transverse keel and a support, and a dustpan opening adjusting assembly is arranged at the top end of the support; the dustpan opening adjusting assembly comprises a formwork and a supporting arm, the bottom end of the formwork is connected to the top end of the support through a hinge, one end of the supporting arm is connected with the formwork, the other end of the supporting arm is connected to the support, and the supporting arm is used for adjusting the arrangement angle of the formwork. According to the quick construction structure for one-side formwork erecting through the reverse building method, after pouring is completed, the supporting arm is adjusted to enable the formwork to be squeezed inwards, concrete on the top is squeezed to be dense, and then the construction forming quality of a construction joint is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, in particular to a reverse construction method single-side formwork rapid construction structure. Background Art

[0002] In reverse construction, rapid backfill of the structural exterior wall and the quality of casting are important control points of this technology.

[0003] The conventional practice is to support the dustpan mouth formwork at the top of the formwork system. However, this method cannot squeeze the concrete poured at the top, resulting in poor construction joint forming quality. Utility Model Content

[0004] The utility model aims at the problem of poor construction quality of the construction joint at the dustpan mouth at the top of the existing reverse construction method single-side support formwork. The specific technical scheme adopted is: a reverse construction method single-side support formwork rapid construction structure, comprising a support formwork component composed of a vertical keel, a horizontal keel and a bracket, and the top of the bracket is provided with a dustpan mouth adjustment component;

[0005] The dustpan opening adjustment component includes: a template and a support arm, the bottom end of the template is connected to the top end of the bracket through a hinge, one end of the support arm is connected to the template, and the other end is connected to the bracket, and the support arm is used to adjust the layout angle of the template.

[0006] A further improvement is that the bracket includes a vertical rod and an oblique support rod, the vertical rod is connected to the horizontal keel, and one end of the oblique support rod is connected to the vertical rod and the other end is supported on the ground or the bottom plate.

[0007] A further improvement is that the support arm includes one end connected to the template through a rotating shaft, and the other end connected to the diagonal support rod through a rotating shaft, and the support arm includes at least two telescopic joints connected by threads.

[0008] A further improvement is that the support arm also includes a steering knuckle, one end of the steering knuckle is connected to the template through a rotating shaft, and the other end is connected to the telescopic joint through a rotating shaft.

[0009] A further improvement is that the top end of the bracket includes a telescopic end head, the telescopic end head is plugged into the top end of the bracket, and the telescopic end head is provided with a limit piece for limiting the telescopic height.

[0010] A further improvement is that the limiting member is a screw rod, and the telescopic end head and the top end of the bracket are provided with corresponding limiting holes.

[0011] A further improvement is that a quick lifting assembly is provided on the pouring hole corresponding to the upper part of the formwork assembly, a C-shaped slide groove is slidably provided on the quick lifting assembly, and an electric hoist is connected to the C-shaped slide groove.

[0012] A further improvement is that the quick lifting assembly includes an upper I-beam, a lower I-beam and a connecting rope, the upper I-beam and the lower I-beam are respectively arranged above and below the casting hole, and the upper I-beam and the lower I-beam are connected by a connecting rope passing through the casting hole.

[0013] The beneficial effects of the utility model are:

[0014] The utility model provides a reverse method single-side formwork rapid construction structure, through the dustpan opening adjustment component, after pouring is completed, the support arm is adjusted to squeeze the formwork inwards, the top concrete is squeezed densely, and the construction molding quality of the construction joint is guaranteed. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0016] Figure 1 It is a structural schematic diagram of a reverse construction method single-side formwork rapid construction structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the dustpan opening adjustment component of the utility model;

[0018] Figure 3 It is a structural schematic diagram of a rapid lifting assembly of the utility model. DETAILED DESCRIPTION

[0019] Now the utility model is further described in detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, which only illustrate the basic structure of the utility model in a schematic manner, and therefore only show the components related to the utility model.

[0020] In the description of the utility model, it is necessary to understand that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" 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 utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model.

[0021] 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 technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0022] In the utility model, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" 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 it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood according to the specific circumstances.

[0023] like Figure 1 As shown, the utility model provides a reverse method single-side formwork rapid construction structure, including a formwork assembly 100 composed of a vertical keel 1, a horizontal keel 2 and a bracket 3. The vertical keel 1 is made of wood and arranged on the outside of the exterior wall template. Then, multiple horizontal keels 2 are arranged on the outside of the vertical keel. The horizontal keel 2 can be made of I-beams and fixedly connected to the bracket 3, which can be welded or bolted. A dustpan opening adjustment assembly 200 is provided on the top of the bracket 3.

[0024] like Figure 2 As shown, the dustpan mouth adjustment assembly 200 includes: a template 4 and a support arm 5, the bottom end of the template 4 is connected to the top end of the bracket 3 through a hinge (a support platform for supporting the bottom end of the template 4 is fixed on the inner side of the top end of the bracket 3, and the support platform is preferably a channel steel, and the usual channel steel can provide complete support for the bottom end of the template 4), one end of the support arm 5 is connected to the template 4, and the connection method is preferably a movable connection, because when the layout angle of the template 4 is adjusted by the support arm 5, the connection angle between the top end of the support arm 5 and the template 4 will change accordingly, and the other end of the support arm 5 is connected to the bracket 3, and the support arm 5 adjusts the layout angle of the template 4 by changing its own length to achieve the extrusion of the top concrete.

[0025] The utility model provides a reverse method single-side formwork rapid construction structure, through the dustpan opening adjustment component, after pouring is completed, the support arm is adjusted to squeeze the formwork inwards, the top concrete is squeezed densely, and the construction molding quality of the construction joint is guaranteed.

[0026] As a further improvement, the bracket 3 is no different from a conventional bracket, and adopts a structure including a vertical rod 31 and a diagonal brace 32. The vertical rod 31 is fixedly connected to the transverse keel 2, and the connection method is preferably welding or bolt connection. One end of the diagonal brace 32 is connected to the vertical rod 31, and the other end is supported on the ground or the base plate.

[0027] A further improvement is that the support arm 5 includes one end connected to the template 4 through a rotating shaft, and the other end connected to the diagonal support rod 32 through a rotating shaft, and the support arm 5 includes at least two telescopic joints 51 connected by threads, and the overall length of the support arm 5 is adjusted by screwing between the joints.

[0028] In order to avoid the top of the bracket 3, a further improvement of the technical solution is that the support arm 5 also includes a steering knuckle 52, one end of the steering knuckle 52 is fixedly connected to the upper part of the template 4 through a rotating shaft, and the other end is connected to the telescopic joint 51 through a rotating shaft, so that the steering knuckle 52 can adjust the angle around the rotating shaft.

[0029] Different floors have different heights. In order to adapt to different floors and improve the applicability of this structure, the technical solution is further improved as follows: the top of the bracket 3 includes a telescopic end 6, which is plugged into the top of the bracket 3 (when the bracket adopts a square steel pipe), and a limiter for limiting the telescopic height is provided on the telescopic end 6. If the bracket adopts a channel steel, the two can be connected by bolts.

[0030] As a further improvement, the limiting member is a screw rod, and corresponding limiting holes are provided at the top of the telescopic end 6 and the bracket 3 .

[0031] like Figure 3 As shown, in order to realize the rapid lifting of the single-sided formwork frame, the further improvement of the technical solution is that a rapid lifting component 7 is provided on the corresponding pouring hole 300 above the formwork component 100, and a C-shaped slide 8 is slidably provided on the rapid lifting component 7, and an electric hoist 9 is connected to the C-shaped slide 8. In the technical solution, the electric hoist with a slide rail is installed through the original pouring hole, so that the rapid lifting of the single-sided formwork frame is realized, and the construction efficiency is improved.

[0032] Further improvement is that the quick lifting assembly 7 includes an upper I-beam 71, a lower I-beam 72 and a connecting rope 73, the upper I-beam 71 and the lower I-beam 72 are respectively arranged above and below the pouring hole 300, and the upper I-beam 71 and the lower I-beam 72 are connected by the connecting rope 73 passing through the pouring hole 300. Among them, the connecting rope 73 is preferably a steel wire rope.

[0033] Based on the above ideal embodiments of the utility model, the relevant staff can make various changes and modifications without deviating from the technical concept of the utility model through the above description. The technical scope of the utility model is not limited to the content of the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A reverse construction method single-side formwork rapid construction structure, characterized in that: It includes a formwork assembly consisting of a vertical keel, a horizontal keel and a bracket, and a dustpan opening adjustment assembly is provided on the top of the bracket; The dustpan opening adjustment component includes: a template and a support arm, the bottom end of the template is connected to the top end of the bracket through a hinge, one end of the support arm is connected to the template, and the other end is connected to the bracket, and the support arm is used to adjust the layout angle of the template.

2. The reverse construction method single-side formwork rapid construction structure according to claim 1 is characterized in that: The bracket comprises a vertical rod and an oblique support rod, wherein the vertical rod is connected to the horizontal keel, and one end of the oblique support rod is connected to the vertical rod, and the other end is supported on the ground or the bottom plate.

3. The reverse construction method single-side formwork rapid construction structure according to claim 2 is characterized in that: The support arm comprises one end connected to the template via a rotating shaft, and the other end connected to the diagonal support rod via a rotating shaft, and the support arm comprises at least two telescopic joints connected by threads.

4. The reverse construction method single-side formwork rapid construction structure according to claim 3 is characterized in that: The support arm also includes a steering knuckle, one end of which is connected to the template via a rotating shaft, and the other end of which is connected to the telescopic joint via a rotating shaft.

5. The reverse construction method single-side formwork rapid construction structure according to claim 1 is characterized in that: The top end of the bracket includes a telescopic end head, the telescopic end head is plugged into the top end of the bracket, and a limiting piece for limiting the telescopic height is provided on the telescopic end head.

6. The reverse construction method single-side formwork rapid construction structure according to claim 5 is characterized in that: The limiting member is a screw rod, and the telescopic end head and the top end of the bracket are provided with corresponding limiting holes.

7. The reverse construction method single-side formwork rapid construction structure according to claim 1 is characterized in that: A quick lifting assembly is provided on the pouring hole corresponding to the top of the formwork assembly, a C-shaped slide groove is slidably provided on the quick lifting assembly, and an electric hoist is connected to the C-shaped slide groove.

8. The reverse construction method single-side formwork rapid construction structure according to claim 7 is characterized in that: The quick lifting assembly includes an upper I-beam, a lower I-beam and a connecting rope. The upper I-beam and the lower I-beam are respectively arranged above and below the casting hole. The upper I-beam and the lower I-beam are connected by a connecting rope passing through the casting hole.

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