Combined formwork for concrete construction

Abstract

The utility model relates to the technical field of combined formworks, and discloses a combined formwork for concrete construction, which comprises a formwork body, a clamping strip is vertically mounted on the outer wall of the formwork body, and a supporting strip is transversely mounted on the outer wall of the formwork body. A positioning hole is formed in the outer wall of the template body, a second connecting piece is installed at the bottom end of the outer wall of the template body, one end of the second connecting piece is rotationally connected with a supporting plate, the other end of the supporting plate is rotationally connected with a connecting plate, and a pressing plate is arranged on the inner side of the clamping strip. After the template bodies are spliced and fixed, the pull rods are pulled, so that the pull rods are separated from the positioning holes in the template bodies, then the pull rods are pulled to enable the pressing plates to move downwards along with the clamping strips, the pull rods are inserted into the positioning holes in the lower portions for positioning, and in the downward moving process of the pressing plates, the connecting plates and the supporting plates are overturned outwards to deform; the supporting plate is turned over to make contact with the ground, the connecting plate is inclined to extrude the supporting plate, and the other end of the connecting plate is matched with the pressing plate to support and abut against the formwork body.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of combined template, concretely to a combined template for concrete construction. BACKGROUND

[0002] The combined template for concrete construction plays a vital role in building engineering, which ensures the accuracy of shape, size and position of concrete structure, and the combined template for concrete construction is a large-scale formwork system combined by multiple unit templates through connecting pieces, which can be steel formwork, wood formwork, plastic formwork and the like, and the appropriate material is selected according to the specific construction requirement, and the combined template is usually composed of a template body, connecting pieces, supporting pieces and fasteners and the like.

[0003] In the process of building construction, the template is placed after being combined, and then the inside is poured by injecting concrete, and after the concrete is dry, the template is removed, and a cement wall can be obtained. In the process of using the template for cement pouring, in order to avoid the problems of inclination or expansion cracking of the template, the commonly used method is to find a few sticks or boards, and the stick or board is pressed against the horizontal reinforcing rib on the outer wall of the template at one end, and the other end is pressed against the ground, so as to form an inclined supporting force on both sides of the template, thereby improving the stability of the template. However, in the field operation environment, there is a certain risk in fixing the template by using temporary tools, and the contact surface between the bottom of the stick or board and the ground is loose, which is easy to cause the template to fall down, thereby causing accidents. Therefore, the technical personnel in the field provides a combined template for concrete construction to solve the problems in the background art. UTILITY MODEL CONTENTS

[0004] (I) Technical problem solved

[0005] In view of the deficiencies in the prior art, the utility model provides a combined template for concrete construction to solve the problem that there is a certain risk in fixing the template by using temporary tools in the field operation environment, and the contact surface between the bottom of the stick or board and the ground is loose, which is easy to cause the template to fall down, thereby causing accidents.

[0006] (II) Technical scheme

[0007] To achieve the above object, the utility model provides the following technical scheme: A kind of combined formwork of concrete construction, including formwork body, vertical installation is carried out on the outer wall of formwork body and is provided with clamping strip, transverse installation is carried out on the outer wall of formwork body and is provided with support strip, positioning hole is opened on the outer wall of formwork body, the bottom end of the outer wall of formwork body is provided with second connecting piece, one end of second connecting piece is rotatably connected with support plate, the other end of support plate is rotatably connected with connecting plate, the inner side of clamping strip is provided with pressing plate, the outer wall of pressing plate is provided with third connecting piece, limiting hole is opened in the inner side of pressing plate, pull rod is inserted in limiting hole, limiting piece is installed on pull rod, spring is installed on the side of limiting piece, the both sides of formwork body are provided with first connecting piece, and fixed bolt is arranged on first connecting piece.

[0008] Preferably, the limiting piece and the limiting hole are slidingly inserted, the spring is sleeved with the pull rod, one end of the spring is abutted against the inner wall of one side of the limiting hole, and the other end of the spring is abutted against the limiting piece.

[0009] Preferably, the pressing plate is rotatably connected with the connecting plate through the third connecting piece.

[0010] Preferably, the pressing plate is slidingly connected with the clamping strip, the one end of the pull rod towards the formwork body is inserted into the positioning hole by extrusion of the spring, the pull rod is pulled out of the insertion with the positioning hole on the formwork body, then the pressing plate is moved downwards along with the clamping strip by pulling the pull rod, the pull rod is inserted into and positioned with the positioning hole below, in the process of moving downwards, the support plate is turned over to contact the ground, and the connecting plate is extruded against the support plate in an inclined manner.

[0011] Preferably, the connecting plate is abutted against the support strip at the connection with the support plate, to ensure that the connecting plate and the support plate are deformed when turned over outward.

[0012] (Three) beneficial effects

[0013] Compared with the prior art, the utility model provides a kind of combined formwork of concrete construction, with the following beneficial effects:

[0014] By the design, after the formwork body is spliced and fixed, the pull rod is pulled out of the insertion with the positioning hole on the formwork body, then the pressing plate is moved downwards along with the clamping strip by pulling the pull rod, the pull rod is inserted into and positioned with the positioning hole below, in the process of moving downwards, the connecting plate and the support plate are deformed when turned over outward, the support plate is turned over to contact the ground, the connecting plate is extruded against the support plate in an inclined manner, and the other end is extruded against the formwork body in cooperation with the pressing plate, in this structure, the formwork does not need to be fixed by temporary tools in the working environment, to avoid the problem that the formwork is dumped due to the loosening of temporary tools, causing accidents. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1It is a kind of concrete construction combined template's three-dimensional structure schematic diagram provided in the embodiment of the application.

[0016] Figure 2 It is a kind of concrete construction combined template's working structure schematic diagram provided in the embodiment of the application.

[0017] Figure 3 It is a kind of concrete construction combined template's structure explosion diagram provided in the embodiment of the application.

[0018] Figure 4 It is a kind of concrete construction combined template provided in the embodiment of the application Figure 3 The structure enlarged view at A.

[0019] In the figure: 1, template body;2, first connecting piece;3, fixed bolt;4, clamping strip;5, support strip;6, positioning hole;7, second connecting piece;8, support plate;9, connecting plate;10, pressing plate;11, third connecting piece;12, limiting hole;13, pull rod;14, limiting piece;15, spring. Specific implementation

[0020] The technical scheme in the embodiments of the utility model will be described clearly and completely in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the scope of protection of the utility model.

[0021] The utility model provides a technical scheme, a kind of combined template for concrete construction, please refer to Figure 2 、 Figure 3 、 Figure 4 , including template body 1, the vertical installation of clamping strip 4 is carried out on the outer wall of template body 1, the transverse installation of support strip 5 is carried out on the outer wall of template body 1, positioning hole 6 is opened on the outer wall of template body 1, the outer wall bottom end of template body 1 is installed with second connecting piece 7, one end of second connecting piece 7 is rotatably connected with support plate 8, the other end of support plate 8 is rotatably connected with connecting plate 9, the inner side of clamping strip 4 is provided with pressing plate 10, the outer wall of pressing plate 10 is installed with third connecting piece 11, limiting hole 12 is opened in pressing plate 10, pull rod 13 is inserted in limiting hole 12, limiting piece 14 is installed on pull rod 13, limiting piece 14 one side is installed with spring 15, please refer to Figure 1 、 Figure 3 , the both sides of template body 1 are installed with first connecting piece 2, and first connecting piece 2 is provided with fixed bolt 3.

[0022] Please refer to Figure 2 ,Figure 3 、 Figure 4 The limiting sheet 14 is slidingly inserted into the limiting hole 12, and the spring 15 is sleeved with the pull rod 13. One end of the spring 15 is abutted against the inner wall of one side of the limiting hole 12, and the other end of the spring 15 is abutted against the limiting sheet 14. The pressing plate 10 is rotationally connected with the connecting plate 9 through the third connecting member 11. The pressing plate 10 is slidingly connected with the clamping strip 4. Through the extrusion of the spring 15, the one end of the pull rod 13 is inserted into the positioning hole 6 of the template body 1. The pull rod 13 is pulled to be separated from the positioning hole 6 of the template body 1. Then, the pull rod 13 is pulled to move the pressing plate 10 and the clamping strip 4 downwards. The pull rod 13 is inserted into the positioning hole 6 below. During the downward movement of the pressing plate 10, the supporting plate 8 is turned to be in contact with the ground. The connecting plate 9 is extruded to the supporting plate 8 in an inclined manner. The connecting plate 9 is abutted against the supporting strip 5 at the connecting position of the connecting plate 9 and the supporting plate 8, so that the deformation of the connecting plate 9 and the supporting plate 8 is ensured.

[0023] The combined template for the internal concrete construction is composed of two template bodies 1 provided with the first connecting members 2 on the two sides. The two template bodies 1 are closed and fixed through the fixing bolts 3, so that the template for grouting is formed.

[0024] The clamping strip 4 and the supporting strip 5 are vertically and transversely installed on the outer wall of the template body 1. The clamping strip 4 and the supporting strip 5 can be used as reinforcing ribs to improve the firmness of the template. The second connecting member 7 is installed on the bottom side of the outer wall of the template body 1. The supporting plate 8 is rotationally connected with the second connecting member 7. The other end of the supporting plate 8 is rotationally connected with the connecting plate 9. The pressing plate 10 is slidingly connected in the clamping strip 4. The third connecting member 11 is installed on the outer side of the pressing plate 10. The pressing plate 10 is rotationally connected with the connecting plate 9 through the third connecting member 11. The limiting hole 12 is formed in the pressing plate 10. The pull rod 13 provided with the limiting sheet 14 is inserted into the limiting hole 12. The limiting sheet 14 is slidingly inserted into the limiting hole 12. The spring 15 is installed on one side of the limiting sheet 14 facing the limiting hole 12. The spring 15 is sleeved with the pull rod 13. One end of the spring 15 is abutted against the inner wall of the limiting hole 12, and the other end of the spring 15 is abutted against the limiting sheet 14. Under the action of the spring 15, the pull rod 13 can be inserted into and positioned in the positioning hole 6 of the template body 1.

[0025] After the two template bodies 1 are spliced and fixed, the pull rod 13 is pulled to disengage the pull rod 13 from the insertion of the positioning hole 6 on the template body 1, then the pull rod 13 is pulled to move the pressing plate 10 downward along the clamping strip 4, the pull rod 13 is inserted and positioned with the lower positioning hole 6, the support strip 5 supports the connecting part of the support plate 8 and the connecting plate 9, so that the support plate 8 and the connecting plate 9 have an angle, and the connecting plate 9 and the support plate 8 are deformed by turning outward during the downward movement of the pressing plate 10, the support plate 8 is turned to contact the ground under the connection of the second connecting piece 7, the connecting plate 9 is turned and moved in an inclined manner under the connection and limiting of the third connecting piece 11 and the support plate 8, one end of the connecting plate 9 is pressed against the support plate 8, and the other end is matched with the pressing plate 10 to support and press against the template body 1, in this structure, temporary tools are not needed to fix the template in the working environment, and the problem of template collapse caused by the loosening of the temporary tools and the occurrence of accidents is avoided.

[0026] It should be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0027] In the present document, unless specifically stated and limited otherwise, the terms "mount", "set", "connect", "fix", "screw", and the like are to be construed broadly, for example, can be fixed connection, can also be detachable connection, or integral; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the internal communication of two elements or the interaction relationship between two elements, unless otherwise specifically limited, the above-mentioned terms in the present application can be understood according to the specific meaning of the above-mentioned terms in the present application by those skilled in the art.

[0028] Although the embodiments of the present application have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A composite formwork for concrete construction comprising a formwork body (1), characterised in that: The outer wall of the template body (1) is vertically provided with a clamping strip (4), the outer wall of the template body (1) is transversely provided with a supporting strip (5), the outer wall of the template body (1) is provided with a positioning hole (6), the outer wall of the template body (1) is provided with a second connecting piece (7) at the bottom end, one end of the second connecting piece (7) is rotatably connected with a supporting plate (8), the other end of the supporting plate (8) is rotatably connected with a connecting plate (9), the inner side of the clamping strip (4) is provided with a pressing plate (10), the outer wall of the pressing plate (10) is provided with a third connecting piece (11), the inner side of the pressing plate (10) is provided with a limiting hole (12), the limiting hole (12) is inserted with a pull rod (13), the pull rod (13) is provided with a limiting piece (14), one side of the limiting piece (14) is provided with a spring (15), the two sides of the template body (1) are provided with a first connecting piece (2), and the first connecting piece (2) is provided with a fixing bolt (3).

2. A composite formwork for concrete construction according to claim 1, characterised in that: The limiting piece (14) and the limiting hole (12) are slidably inserted, the spring (15) is sleeved with the pull rod (13), one end of the spring (15) is abutted against the inner wall of one side of the limiting hole (12), and the other end of the spring (15) is abutted against the limiting piece (14).

3. A composite formwork for concrete construction according to claim 1, wherein: The pressing plate (10) and the clamping strip (4) are slidably connected.

4. The composite formwork for concrete construction of claim 1, wherein: One end of the pull rod (13) towards the template body (1) is inserted into the positioning hole (6).

5. The composite formwork for concrete construction of claim 1, wherein: The pressing plate (10) is rotatably connected with the connecting plate (9) through the third connecting piece (11).

6. A composite formwork for concrete construction according to claim 1, wherein: The connecting plate (9) and the supporting plate (8) are in abutting contact at the connecting position and the supporting strip (5).

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