Fabricated concrete wall formwork

Abstract

A fabricated concrete wall formwork comprises a concrete wall formwork, a metal formwork, a reinforcement cage and a plurality of truss ribs. The concrete wall formworks and the metal formworks are arranged in parallel at intervals. The steel reinforcement cage is installed between the concrete wall formwork and the metal formwork, and the steel reinforcement cage is connected with the concrete wall formwork. The truss ribs are arranged in the vertical direction and installed between the concrete wall formwork and the metal formwork at intervals in the left-right direction, one end of each truss rib is embedded in the concrete wall formwork, and the other end of each truss rib is connected with the reinforcement cage. According to the utility model, the reinforcement cage is connected to the concrete metal wall template and the truss rib, so that the reinforcement cage does not need to be installed on site in the on-site construction process, the on-site construction procedures are reduced, and the on-site construction time is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of prefabricated buildings, in particular to a prefabricated concrete wall formwork. Background Art

[0002] With the continuous advancement of building industrialization, various prefabricated products have emerged in the market. Among them, modular buildings have stood out, greatly subverting the traditional construction method and becoming an important future development direction in the construction industry. A concrete modular building refers to a building entity assembled by combining precast concrete modules through specific connection methods.

[0003] Chinese Patent CN218933525U discloses a formwork for a concrete wall with non-removable formwork. A truss bar is installed inside the formwork. During the later construction process, a steel reinforcement cage needs to be tied inside the truss bar. However, due to the presence of the truss bar, the tying of the steel reinforcement cage is affected, resulting in low work efficiency. Summary of the Utility Model

[0004] (1) Technical Problems to be Solved

[0005] In view of the above-mentioned shortcomings and deficiencies of the prior art, the utility model provides a prefabricated concrete wall formwork, which solves the technical problem that in the prior art, due to the presence of truss bars, the tying of the steel reinforcement cage is difficult, resulting in low work efficiency.

[0006] (2) Technical Solutions

[0007] To achieve the above object, the main technical solutions adopted by the utility model include:

[0008] A prefabricated concrete wall formwork, comprising a concrete wall formwork, a metal formwork, a steel reinforcement cage and a plurality of truss bars;

[0009] The concrete wall formwork and the metal formwork are arranged in parallel at intervals;

[0010] The steel reinforcement cage is installed between the concrete wall formwork and the metal formwork, and the steel reinforcement cage is connected to the concrete wall formwork;

[0011] The truss bars are arranged in the vertical direction, and a plurality of the truss bars are installed at intervals in the left-right direction between the concrete wall formwork and the metal formwork. One end of the truss bar is embedded in the concrete wall formwork, and the other end is connected to the steel reinforcement cage.

[0012] Preferably, the truss bar includes a plurality of V-shaped connecting bars. The first ends of the V-shaped connecting bars are connected to the first ends of adjacent V-shaped connecting bars, the second ends of the V-shaped connecting bars are connected to the second ends of adjacent V-shaped connecting bars, and the first ends of the V-shaped connecting bars are embedded in the concrete wall formwork.

[0013] Preferably, it further includes a plurality of connecting devices, one end of the connecting device is detachably connected to the metal template, and the other end is connected to the truss bars.

[0014] Preferably, the connecting device includes a connecting rod and a fixing nut. One end of the connecting rod is connected to the truss bars, the other end passes through the metal template and is threadedly connected to the fixing nut.

[0015] Preferably, the steel reinforcement cage includes a plurality of first horizontal bars and a plurality of first vertical bars;

[0016] The first horizontal bars are arranged in the left - right direction. The plurality of first horizontal bars are divided into two columns of horizontal bars arranged in parallel and at intervals. The plurality of first horizontal bars in each column of horizontal bars are arranged at intervals in the vertical direction;

[0017] The first vertical bars are arranged in the vertical direction. The plurality of first vertical bars are divided into two columns of first vertical bar columns. The two columns of first vertical bar columns are respectively arranged on the opposite sides of the two columns of horizontal bars. The plurality of first vertical bars in each column of first vertical bar columns are arranged at intervals in the left - right direction. The first vertical bars are connected to the first horizontal bars.

[0018] Preferably, the steel reinforcement cage further includes two edge members. The two edge members are both arranged between the concrete wall formwork and the metal template, and the two edge members are respectively arranged at the left and right ends of the concrete wall formwork.

[0019] Preferably, the edge member includes a plurality of second vertical bars arranged in the vertical direction and a plurality of annular stirrups arranged in the horizontal direction;

[0020] The plurality of second vertical bars are arranged in a cuboid shape, and the plurality of stirrups are sleeved on the plurality of second vertical bars arranged in a cuboid shape at intervals.

[0021] Preferably, the edge member further includes tie bars. One end of the tie bar is embedded in the concrete wall formwork, and the other end is connected to the stirrup.

[0022] (III) Beneficial Effects

[0023] The beneficial effects of the present utility model are as follows:

[0024] By connecting the steel reinforcement cage to the concrete metal wall formwork and the truss bars, during the on - site construction process, it is no longer necessary to install the steel reinforcement cage on site, the on - site construction procedures are reduced, and the on - site construction time is saved. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the overall structure of the prefabricated concrete wall form of the present utility model;

[0026] Figure 2 For Figure 1 the sectional view taken along line A-A in

[0027] Figure 3 is the structural schematic diagram of the steel reinforcement cage of the present utility model;

[0028] Figure 4 is the combined structural schematic diagram of the truss bars and the connecting device of the present utility model.

[0029]

Explanation of the reference numerals

[0030] 1: Concrete wall formwork; 2: Metal formwork; 3: V-shaped connecting bar; 4: Connecting rod; 5: First longitudinal bar; 6: First transverse bar; 7: Stirrup; 8: Second longitudinal bar; 9: Tension bar. Specific embodiments

[0031] In order to better explain the present utility model for easy understanding, the present utility model will be described in detail below with reference to the accompanying drawings through specific embodiments. Taking Figure 1 as an example, the extending direction of the concrete wall formwork 1 is defined as the "left and right direction", the axial direction of the tension bar 9 is defined as the "front and back direction", and the axial direction of the first longitudinal bar 5 is defined as the "vertical direction".

[0032] Embodiment

[0033] As Figures 1 to 4 shown, an assembled concrete wall form includes a concrete wall formwork 1, a metal formwork 2, a steel reinforcement cage, and a plurality of truss bars. The concrete wall formwork 1 and the metal formwork 2 are arranged in parallel at intervals. The steel reinforcement cage is installed between the concrete wall formwork 1 and the metal formwork 2, and the steel reinforcement cage is connected to the concrete wall formwork 1; the truss bars are arranged in the vertical direction, and a plurality of truss bars are installed at intervals in the left and right direction between the concrete wall formwork 1 and the metal formwork 2. One end of the truss bar is embedded in the concrete wall formwork 1, and the other end is connected to the steel reinforcement cage.

[0034] By connecting the steel reinforcement cage to the concrete metal wall formwork and the truss bars in the present utility model, during the on-site construction process, it is no longer necessary to install the steel reinforcement cage on-site, the on-site construction procedures are reduced, and the on-site construction time is saved.

[0035] As Figures 1 to 4 shown, among them, the truss bar includes a plurality of V-shaped connecting bars 3. The first end of the V-shaped connecting bar 3 is connected to the first end of the adjacent V-shaped connecting bar 3, the second end of the V-shaped connecting bar 3 is connected to the second end of the adjacent V-shaped connecting bar 3, and the first end of the V-shaped connecting bar 3 is embedded in the concrete wall formwork 1.

[0036] As Figures 1 to 4As shown in the figure, the prefabricated concrete wall form further includes a plurality of connecting devices. One end of the connecting device is detachably connected to the metal formwork 2, and the other end is connected to the truss bars. The connecting device includes a connecting rod 4 and a fixing nut. One end of the connecting rod 4 is connected to the truss bars, and the other end passes through the metal formwork 2 and is threadedly connected to the fixing nut.

[0037] As Figure 3 shown, further, the steel reinforcement cage includes a plurality of first horizontal bars 6, a plurality of first vertical bars 5 and two edge members. The first horizontal bars 6 are arranged in the left - right direction. The plurality of first horizontal bars 6 are divided into two columns of horizontal bars arranged in parallel and at intervals. The plurality of first horizontal bars 6 in each column of horizontal bars are arranged at intervals in the vertical direction. The first vertical bars 5 are arranged in the vertical direction. The plurality of first vertical bars 5 are divided into two columns of first vertical bar columns, and the two columns of first vertical bar columns are respectively placed on the opposite sides of the two columns of horizontal bars. The plurality of first vertical bars 5 in each column of first vertical bar columns are arranged at intervals in the left - right direction, and the first vertical bars 5 are connected to the first horizontal bars 6. The two edge members are both placed between the concrete wall form 1 and the metal formwork 2, and the two edge members are respectively placed at the left and right ends of the concrete wall form 1. Among them, the edge member includes a plurality of second vertical bars 8 arranged in the vertical direction, a plurality of annular stirrups 7 arranged in the horizontal direction, and tie bars 9; the plurality of second vertical bars 8 are arranged in a cuboid shape, and the plurality of stirrups 7 are sleeved on the plurality of second vertical bars 8 arranged in a cuboid shape at intervals. One end of the tie bar 9 is embedded in the concrete wall form 1, and the other end is connected to the stirrup 7.

[0038] In the description of the present invention, it should be understood that the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present invention, the meaning of "a plurality of" is two or more unless otherwise specifically defined.

[0039] In the present invention, unless otherwise clearly defined and limited, the terms "installation", "connection", "connection", "fixation" and other terms should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium; it can be the internal communication of two components or the interaction relationship between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

[0040] In the present utility model, unless otherwise clearly specified and defined, a first feature being "on" or "under" 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", "over" and "on top of" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply indicates that the first feature has a higher horizontal height than the second feature. A first feature being "under", "below" and "beneath" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply indicates that the first feature has a lower horizontal height than the second feature.

[0041] In the description of this specification, the description of terms such as "one embodiment", "some embodiments", "embodiment", "example", "specific example" or "some examples", etc. means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present utility model. In this specification, the schematic representation of the above terms does 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, without contradiction, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of different embodiments or examples.

[0042] Although the embodiments of the present utility model have been shown and described above, it can be understood that the above embodiments are exemplary and should not be construed as limiting the present utility model. Those of ordinary skill in the art can make changes, modifications, substitutions and variations to the above embodiments within the scope of the present utility model.

Claims

1. An assembled concrete wall form, characterized in that, It includes a concrete wall formwork (1), a metal formwork (2), a steel reinforcement cage, and a plurality of truss bars; The concrete wall formwork (1) and the metal formwork (2) are arranged in parallel at intervals; The steel reinforcement cage is installed between the concrete wall formwork (1) and the metal formwork (2), and the steel reinforcement cage is connected to the concrete wall formwork (1); The truss bars are arranged in the vertical direction, and a plurality of the truss bars are installed at intervals in the left - right direction between the concrete wall formwork (1) and the metal formwork (2). One end of the truss bar is embedded in the concrete wall formwork (1), and the other end is connected to the steel reinforcement cage; The truss bar includes a plurality of V - shaped connecting bars (3). The first ends of the adjacent V - shaped connecting bars (3) are connected to each other, and the second ends of the adjacent V - shaped connecting bars (3) are connected to each other. The first end of the V - shaped connecting bar (3) is embedded in the concrete wall formwork (1); It further includes a plurality of connecting devices. One end of the connecting device is detachably connected to the metal formwork (2), and the other end is connected to the truss bar; The connecting device includes a connecting rod (4) and a fixing nut. One end of the connecting rod (4) is connected to the truss bar, and the other end passes through the metal formwork (2) and is threadedly connected to the fixing nut.

2. The prefabricated concrete wall form according to claim 1, wherein The steel reinforcement cage includes a plurality of first horizontal bars (6) and a plurality of first vertical bars (5); The first horizontal bars (6) are arranged in the left - right direction. The plurality of first horizontal bars (6) are divided into two rows of horizontal bars arranged in parallel and at intervals. The plurality of first horizontal bars (6) in the row of horizontal bars are arranged at intervals in the vertical direction; The first vertical bars (5) are arranged in the vertical direction. The plurality of first vertical bars (5) are divided into two rows of first vertical bar rows. The two rows of first vertical bar rows are respectively placed on the opposite sides of the two rows of horizontal bars. The plurality of first vertical bars (5) in the row of first vertical bars are arranged at intervals in the left - right direction, and the first vertical bar (5) is connected to the first horizontal bar (6).

3. The prefabricated concrete wall form according to claim 2, wherein, The steel reinforcement cage further includes two edge members. The two edge members are both placed between the concrete wall formwork (1) and the metal formwork (2), and the two edge members are respectively placed at the left and right ends of the concrete wall formwork (1).

4. The prefabricated concrete wall form according to claim 3, characterized in that, The edge member includes a plurality of second vertical bars (8) arranged in the vertical direction and a plurality of annular stirrups (7) arranged in the horizontal direction; The plurality of second vertical bars (8) are arranged in a cuboid shape, and the plurality of stirrups (7) are sleeved on the plurality of second vertical bars (8) arranged in a cuboid shape at intervals.

5. The prefabricated concrete wall form according to claim 4, characterized in that, The edge member further includes a tie bar (9). One end of the tie bar (9) is embedded in the concrete wall formwork (1), and the other end is connected to the stirrup (7).

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