Fixing structure of wall formwork

Abstract

The utility model provides a wall formwork fixing structure which comprises two sets of formworks which are parallel to each other and oppositely arranged, a plurality of supporting pieces are arranged on the outer side of each set of formworks, each supporting piece is of an axial telescopic structure, the multiple supporting pieces are arranged in parallel, and the supporting pieces are arranged in parallel. And the two oppositely-arranged supporting pieces are connected through opposite-pull screws, and a pouring space is formed between the two sets of formworks and used for forming a wall. According to the fixing structure of the wall formwork, the supporting piece in the fixing structure is of a structure capable of stretching out and drawing back in the axial direction, the fixing structure can be matched with formworks of different models and specifications, the fixing structure can be applied to forming of walls of different heights, the forming requirement of non-standard walls is met, the cost for building the formworks is saved, the supporting pieces of different sizes need to be matched, and the fixing structure is convenient to use. The construction is convenient.

Description

Technical Field

[0001] The utility model belongs to the field of pouring wall supports, in particular to a fixing structure of a wall formwork. Background Art

[0002] In traditional buildings, the formwork construction method for cast-in-place concrete generally uses steel or wooden beams to assemble into formwork brackets, and uses steel or wooden poles to build scaffolding to form bracket supports and multi-layer boards for concrete construction. Traditional building formwork is actually a kind of plywood. The difference is that the building formwork is a glued building formwork traditional building formwork specially produced for pouring concrete for buildings, bridges, tunnels and water conservancy projects. When constructing non-standard height walls or continuous walls of unequal heights, different specifications of steel-clad wood supports are needed to support the formwork. The operation remains unchanged. Because a specific specification of support only corresponds to one wall height, the support is not used much, resulting in high construction costs. Utility Model Content

[0003] In view of this, the utility model aims to propose a fixed structure of a wall formwork to solve the problem in the prior art that when constructing non-standard height walls or continuous walls of unequal heights, it is necessary to use steel-clad wood supports of different specifications to support the formwork, resulting in unchanged operation and high construction cost.

[0004] In order to achieve the above object, the technical solution of the utility model is implemented as follows:

[0005] A fixing structure of a wall formwork comprises two groups of formworks, and the two groups of formworks are arranged parallel to each other and opposite to each other. A plurality of support members are arranged on the outside of each group of formworks, and each support member is an axially retractable structure. The plurality of support members are arranged parallel to each other, and the two oppositely arranged support members are connected by tension screws. A casting space is provided between the two groups of formworks, and the casting space is used for forming the wall.

[0006] Furthermore, the support member includes an inner sliding rod and an outer sliding sleeve, and the outer periphery of the inner sliding rod can slide axially on the inner ring of the outer sliding sleeve.

[0007] Furthermore, the inner sliding rod is a square tube, and a plurality of first nail holes are arranged on the side wall of the inner sliding rod.

[0008] Furthermore, the inner circle of the inner sliding rod is filled with wooden blocks.

[0009] Furthermore, the slide rod is provided with a plurality of first nail holes along the axial direction, and one end of the first through nail passes through the first nail hole and the wooden square in sequence and is fixedly connected to the template.

[0010] Furthermore, a second nail hole is provided at one end of the outer sliding sleeve, and the second nail passes through the second nail hole and the first nail hole in sequence and is fixedly connected to the wooden square. The second nail is used to fix the relative positions of the outer sliding sleeve and the inner sliding rod.

[0011] Furthermore, the cross section of the outer sliding sleeve is a U-shaped structure, and a connecting plate is arranged in the opening of the U-shaped structure.

[0012] Furthermore, a straight back rib is respectively provided at both ends of the tension screw rod, and the straight back rib is located at the periphery of the inner sliding rod or the outer sliding sleeve, the inner sliding rod and the outer sliding sleeve are located between the straight back rib and the template, and the straight back rib and the inner sliding rod are arranged perpendicular to each other.

[0013] Furthermore, each straight back rib is provided with a through hole, and one end of the tension screw passes through the through hole and is threadedly connected to the lock nut.

[0014] Compared with the prior art, the fixing structure of a wall formwork described in the utility model has the following features:

[0015] Beneficial effects:

[0016] (1) The utility model discloses a fixing structure of a wall formwork, in which the supporting members are axially retractable structures, which can adapt to formworks of different models and specifications and can be applied to the forming of walls of different heights, thereby meeting the forming requirements of non-standard walls and saving the cost of building formworks. It requires matching supporting members of different sizes and is convenient for construction.

[0017] (2) The utility model discloses a fixing structure of a wall formwork, in which a plurality of weight-reducing holes are arranged on the side wall of the inner slide bar to reduce the weight of the inner slide bar and reduce the cost of accessories. In addition, in order to increase the structural strength of the inner slide bar, wooden blocks are filled in the inner circle of the inner slide bar.

[0018] (3) In the fixing structure of a wall formwork described in the utility model, one end of the first through nail can pass through the first nail hole and the wooden square in sequence and then be fixedly connected to the formwork, so that the relative position between the sliding rod and the formwork is fixed by the first through nail. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings constituting a part of the present invention are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the accompanying drawings:

[0020] Figure 1 This is a structural schematic diagram of a fixing structure of a wall formwork according to an embodiment of the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of the support member according to an embodiment of the utility model;

[0022] Figure 3 This is a schematic diagram of the structure of the outer sliding sleeve according to an embodiment of the utility model;

[0023] Figure 4 This is a schematic structural diagram of two straight back ribs connected by tension screws according to an embodiment of the utility model.

[0024] Figure 5 It is a front view schematic diagram of the outer sliding sleeve according to the embodiment of the utility model;

[0025] Description of reference numerals:

[0026] 1-template; 2-support; 21-inner sliding rod; 22-outer sliding sleeve; 23-first nail hole; 24-connecting plate; 25-second nail hole; 3-tension screw rod; 4-straight back rib; 41-through hole; 5-wooden square. DETAILED DESCRIPTION

[0027] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

[0028] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying 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 present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0029] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" 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 present invention can be understood by specific circumstances.

[0030] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0031] like Figure 1-Figure 5 As shown, a fixed structure of a wall formwork comprises two groups of formworks 1, and the two groups of formworks 1 are parallel and opposite to each other, a plurality of support members 2 are arranged on the outside of each group of formworks 1, and each support member 2 is an axially retractable structure, a plurality of support members 2 are arranged in parallel to each other, and the two oppositely arranged support members 2 are connected by a tension screw 3, a casting space is provided between the two groups of formworks 1, and the casting space is used for forming the wall, the support members 2 in the fixed structure are axially retractable structures, which can adapt to formworks 1 of different models and specifications, can be applied to the forming of walls of different heights, meet the forming requirements of non-standard walls, save the cost of building the formworks 1, need to match support members 2 of different sizes, and are convenient for construction.

[0032] The support member 2 includes an inner slide rod 21 and an outer slide sleeve 22. The outer periphery of the inner slide rod 21 can slide axially on the inner ring of the outer slide sleeve 22. The inner slide rod 21 is a square tube, and a plurality of weight-reducing holes are arranged on the side wall of the inner slide rod 21 to reduce the weight of the inner slide rod 21 and reduce the cost of accessories. In order to increase the structural strength of the inner slide rod 21, wooden squares 5 are filled in the inner ring of the inner slide rod 21.

[0033] like Figure 2 As shown, the slide rod 21 is provided with a plurality of first nail holes 23 along the axial direction, and one end of the first through nail passes through the first nail hole 23 and the wooden square 5 in sequence and is fixedly connected to the template 1, so that the relative position between the slide rod 21 and the template 1 is fixed by the first through nail.

[0034] The cross-section of the outer sleeve 22 is a U-shaped structure, and a connecting plate 24 is arranged in the opening of the U-shaped structure. The outer sleeve 22 with a U-shaped structure is easy to manufacture, and the structural strength of the outer sleeve 22 can be improved by welding the connecting plate 24. A second nail hole 25 is arranged at one end of the outer sleeve 22. The second nail passes through the second nail hole 25 and the first nail hole 23 in sequence and is fixedly connected to the wooden square 5. The second nail is used to fix the relative position of the outer sleeve 22 and the inner slide rod 21.

[0035] A straight back rib 4 is respectively arranged at both ends of the tension screw 3, and the straight back rib 4 is located on the periphery of the inner slide bar 21 or the outer slide sleeve 22, the inner slide bar 21 and the outer slide sleeve 22 are located between the straight back rib 4 and the template 1, the straight back rib 4 and the inner slide bar 21 are arranged perpendicular to each other, the straight back rib 4 is used to connect multiple support members 2 arranged parallel to each other into one, and each straight back rib 4 is provided with a through hole 41, one end of the tension screw 3 passes through the through hole 41 and is threadedly connected to a lock nut, and the straight back rib 4 and the support member 2 are fixed by tightening the tension screw 3 with the lock nut.

[0036] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A fixing structure of a wall formwork, characterized in that: The invention comprises two groups of formwork (1), and the two groups of formwork (1) are arranged parallel to each other and opposite to each other. A plurality of support members (2) are arranged outside each group of formwork (1), and each support member (2) is an axially retractable structure. The plurality of support members (2) are arranged parallel to each other, and two support members (2) arranged opposite to each other are connected by a tension screw (3). A casting space is arranged between the two groups of formwork (1), and the casting space is used for forming a wall.

2. A wall formwork fixing structure according to claim 1, characterized in that: The support member (2) comprises an inner sliding rod (21) and an outer sliding sleeve (22), and the outer periphery of the inner sliding rod (21) can slide axially on the inner ring of the outer sliding sleeve (22).

3. A wall formwork fixing structure according to claim 2, characterized in that: The inner slide bar (21) is a square tube, and a plurality of weight-reducing holes are arranged on the side wall of the inner slide bar (21).

4. A wall formwork fixing structure according to claim 2, characterized in that: The inner circle of the inner slide bar (21) is filled with wooden blocks (5).

5. A wall formwork fixing structure according to claim 4, characterized in that: The slide rod (21) is provided with a plurality of first nail holes (23) along the axial direction, and one end of the first through nail passes through the first nail hole (23) and the wooden square (5) in sequence and is then fixedly connected to the template (1).

6. A wall formwork fixing structure according to claim 5, characterized in that: A second nail hole (25) is provided at one end of the outer sliding sleeve (22). The second through nail sequentially passes through the second nail hole (25) and the first nail hole (23) and is fixedly connected to the wood square (5). The second through nail is used to fix the relative position of the outer sliding sleeve (22) and the inner sliding rod (21).

7. A wall formwork fixing structure according to claim 2, characterized in that: The cross section of the outer sliding sleeve (22) is a U-shaped structure, and a connecting plate (24) is arranged in the opening of the U-shaped structure.

8. A wall formwork fixing structure according to claim 2, characterized in that: A straight back rib (4) is respectively arranged at both ends of the tension screw rod (3), and the straight back rib (4) is located on the periphery of the inner slide bar (21) or the outer slide sleeve (22), the inner slide bar (21) and the outer slide sleeve (22) are located between the straight back rib (4) and the template (1), and the straight back rib (4) and the inner slide bar (21) are arranged perpendicular to each other.

9. A wall formwork fixing structure according to claim 8, characterized in that: Each straight back rib (4) is provided with a through hole (41), and one end of the tension screw rod (3) passes through the through hole (41) and is threadedly connected to the lock nut.

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