Prefabricated wallboard for factory building

Abstract

The utility model discloses a factory building prefabricated wallboard, which relates to the field of factory building, and adopts the technical scheme that the factory building prefabricated wallboard comprises a wall body, a plurality of hollow grooves distributed in a linear array are formed in the top surface of the wall body, a plurality of positioning holes are formed in the bottom surface of the wall body, the sum of the depth of the positioning holes and the depth of the hollow grooves is smaller than the height of the wall body, and the wall body comprises an upper part and a lower part; a plurality of grooves are formed in the inner side of the lower portion and filled with sound absorption materials, and protruding steel bars are arranged on the top face, the left side and the right side of the wall body. The sound insulation capacity of the upper portion of the wall body is guaranteed through the hollow groove, the lower portion of the wall body has certain sound insulation capacity through the groove, positioning holes are conveniently formed in the bottom face of the wall body while the sound insulation capacity of the wall body is guaranteed, the difficulty of forming the positioning holes is reduced, and the overall strength of the wall body is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the factory building field, more specifically, it relates to a factory prefabricated wallboard. BACKGROUND

[0002] The factory building refers to the house for industrial production process, specifically, it is the main component of the factory, is used for placing various production equipment, and carries out product production, processing, assembly and other technological processes.

[0003] In order to improve the building speed and efficiency of the factory building, the prefabricated wallboard is directly transported to the construction site for assembly and assembly, so that the speed of the factory building built by people can be guaranteed, but the noise in the factory building is more, and the wallboard has good sound insulation capacity, and the prefabricated wallboard of the prior art is generally solid, so that the sound insulation capacity of the wallboard is weak.

[0004] Therefore, a new scheme needs to be proposed to solve this problem. UTILITY MODEL CONTENT

[0005] In view of the defects in the prior art, the utility model provides a factory prefabricated wallboard.

[0006] The above technical purpose of the utility model is realized through the following technical scheme: a factory prefabricated wallboard, comprising a wall body, the top surface of the wall body is provided with a plurality of hollow grooves in linear array distribution, a plurality of positioning holes are formed in the bottom surface of the wall body, the sum of the depths of the positioning hole and the hollow groove is less than the height of the wall body, the wall body comprises an upper part and a lower part, the hollow groove is formed in the upper part, the positioning hole is formed in the lower part, a plurality of grooves are formed in the inner side of the lower part, the grooves are filled with sound-absorbing materials, and the top surface and the left and right sides of the wall body are provided with protruding steel bars.

[0007] The utility model is further provided as follows: the groove is also formed in the inner side of the upper part, and the grooves are located between the adjacent two hollow grooves.

[0008] The utility model is further provided as follows: the arrangement density of the groove in the lower part is greater than that in the upper part.

[0009] The utility model is further provided as follows: a plurality of horizontal steel bars and longitudinal steel bars are arranged in the wall body, and the horizontal steel bars and the longitudinal steel bars are interlaced to form a steel mesh.

[0010] The utility model is further provided as follows: the number of the steel mesh in the wall body is at least two, a plurality of structural steel bars are welded and connected between the steel meshes, and the length direction of the structural steel bar is consistent with the thickness direction of the wall body.

[0011] The utility model is further provided as follows: the sound-absorbing material is rock wool.

[0012] Therefore, the hollow groove ensures the sound insulation capacity of the upper part of the wall, the recess ensures the sound insulation capacity of the lower part of the wall, the sound insulation capacity of the wall is ensured, the positioning hole is conveniently arranged on the bottom surface of the wall, the difficulty of arranging the positioning hole is reduced, and the strength of the wall is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is a structural schematic view of the present utility model;

[0014] Figure 2 is a sectional view of the present utility model;

[0015] Figure 3 is a structural schematic view of the reinforcing mesh in the present utility model.

[0016] In the drawing: 1, wall; 2, hollow groove; 3, positioning hole; 4, recess; 5, sound-absorbing material; 6, horizontal reinforcing bar; 7, longitudinal reinforcing bar; 8, structural reinforcing bar. DETAILED DESCRIPTION

[0017] The present utility model will be described in detail below in combination with the drawings and embodiments.

[0018] A prefabricated wallboard for a factory building, such as Figure 1 and Figure 2As shown, including wall 1, the top surface of wall 1 is provided with a plurality of linear array distribution of hollow slot 2, wall 1 bottom is provided with a plurality of positioning hole 3, a plurality of positioning hole 3 is linear array distribution in the bottom surface of wall 1, the sum of the depth of positioning hole 3 and hollow slot 2 is less than the height of wall 1, wall 1 includes upper and lower, hollow slot 2 is provided in the upper, positioning hole 3 is provided in the lower, the inner side of the lower is provided with a plurality of grooves 4, the groove 4 is filled with sound absorbing material 5, the top surface of wall 1 and the left and right sides are provided with protruding steel bars, in this embodiment, the depth of positioning hole 3 is 1 / 5 of the height of wall 1, in the process of wall 1 assembly, a plurality of positioning steel bars will be embedded in the site, people realize the positioning assembly of wall 1 by inserting the positioning steel bars into the positioning hole 3, the inside of hollow slot 2 is full of air, and air is a poor conductor of sound propagation, its density is much lower than that of solid material, sound needs to be transmitted from air to solid material and then from solid material to air on the other side in the process of transmission, so the sound energy will be converted and attenuated many times, thereby improving the overall sound insulation effect of wall 1, positioning hole 3 needs to be provided in the lower part of wall 1, and hollow slot 2 extends to the bottom surface of wall 1, thereby affecting the position of positioning hole 3, therefore, the structure of groove 4 is arranged on the inner side of the lower part to ensure the sound insulation effect of the lower end of wall 1, the groove 4 itself can also change the sound propagation path to a certain extent, increase the reflection and scattering of sound in wall 1, thereby reducing the straight line propagation ability of sound, sound absorbing material 5 has the characteristics of porosity and loose, which can absorb and convert sound energy into heat energy, thereby reducing the reflection and propagation of sound, thereby ensuring the sound insulation ability of the lower part of wall 1, this arrangement ensures the sound insulation ability of wall 1 and facilitates the opening of positioning hole 3 in the bottom surface of wall 1, thereby reducing the difficulty of opening positioning hole 3.

[0019] As shown in Figure 1 and Figure 2 , the groove 4 is also provided on the inner side of the upper part, the groove 4 is located between the two adjacent hollow slots 2, the groove 4 on the upper part can further improve the sound absorption and sound insulation capacity of the upper part, the arrangement density of groove 4 in the lower part is greater than that in the upper part, the arrangement density of groove 4 in the lower part is high, which ensures the sound insulation capacity of the lower part, the sound absorbing material 5 is rock wool, which has good sound insulation effect, thereby ensuring the sound absorption capacity of sound absorbing material 5.

[0020] As shown in Figure 2 and Figure 3As shown, the wall body 1 is provided with a plurality of transverse steel bars 6 and longitudinal steel bars 7, the transverse steel bars 6 and the longitudinal steel bars 7 are interwoven to form a steel mesh, wherein the two ends of the transverse steel bars 6 and the upper end of the longitudinal steel bars 7 are exposed outside the wall body 1 to form protruding steel bars, the arrangement of the steel mesh increases the overall strength and impact resistance of the wall body 1, the arrangement of the protruding steel bars facilitates the pouring connection between the adjacent two wall bodies 1 and facilitates the subsequent construction of people, the number of the steel mesh in the wall body 1 is at least two, the steel mesh is welded and connected through a plurality of structural steel bars 8, the length direction of the structural steel bars 8 is consistent with the thickness direction of the wall body 1, in the embodiment, the number of the steel mesh is three, wherein the hollow groove 2 is located between the adjacent two steel meshes, the structural steel bars 8 are located between the transversely adjacent two hollow grooves 2, the arrangement of the structural steel bars 8 increases the strength of the wall body 1 between the transversely adjacent two hollow grooves 2, so that the overall strength of the wall body 1 is further improved, so that the wall body 1 has good strength even if the hollow groove 2 is arranged.

[0021] The preferred embodiments of the present application have been described above, the protection scope of the present application is not limited to the above-mentioned embodiments, any technical scheme falling within the concept of the present application belongs to the protection scope of the present application. It should be noted that, for ordinary skilled in the art, some improvements and decorations without departing from the principles of the present application are also considered as the protection scope of the present application.

Claims

1. A factory precast wall panel, characterized by: The wall body (1) is provided with a plurality of hollow grooves (2) in linear array on the top surface, and a plurality of positioning holes (3) are formed on the bottom surface, the sum of the depths of the positioning holes (3) and the hollow grooves (2) is less than the height of the wall body (1), the wall body (1) comprises an upper part and a lower part, the hollow grooves (2) are formed in the upper part, the positioning holes (3) are formed in the lower part, a plurality of recesses (4) are formed on the inner side of the lower part, the recesses (4) are filled with sound-absorbing material (5), and the top surface and the left and right sides of the wall body (1) are provided with protruding steel bars.

2. A factory prefabricated wall panel according to claim 1, characterized in that: The recesses (4) are also formed on the inner side of the upper part, and the recesses (4) are located between two adjacent hollow grooves (2).

3. A factory prefabricated wall panel according to claim 2, characterized in that: The arrangement density of the recesses (4) in the lower part is greater than that in the upper part.

4. The precast wall panel for a factory building according to claim 1, wherein: A plurality of transverse steel bars (6) and longitudinal steel bars (7) are arranged in the wall body (1), and the transverse steel bars (6) and the longitudinal steel bars (7) are interwoven to form a steel mesh.

5. A factory precast wall panel according to claim 4, characterized in that: The number of the steel mesh in the wall body (1) is at least two, a plurality of structural steel bars (8) are welded and connected between the steel meshes, and the length direction of the structural steel bars (8) is consistent with the thickness direction of the wall body (1).

6. A precast wall panel for a factory building according to claim 1, wherein: The sound-absorbing material (5) is rock wool.

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