Anti-crack construction waste recycled concrete wallboard

Abstract

The utility model relates to the technical field of concrete wallboards, and provides an anti-crack construction waste recycled concrete wallboard which comprises a wall body and reinforcing steel bars, the wall body comprises an inner wallboard and an outer wallboard, the inner wallboard is provided with mounting holes, the reinforcing steel bars are located in the mounting holes and fixedly connected with the wall body, the outer wall of the inner wallboard is provided with a sound insulation layer, and the sound insulation layer is fixedly connected with the inner wallboard. A heat insulation layer is arranged at the end, back on to the inner wallboard, of the sound insulation layer, the heat insulation layer is fixedly connected with the sound insulation layer, a waterproof layer is arranged at the end, back on to the sound insulation layer, of the heat insulation layer, the waterproof layer is fixedly connected with the heat insulation layer, and the end, back on to the heat insulation layer, of the waterproof layer is fixedly connected with the outer wallboard. The other end of the sound insulation cotton is fixedly connected with the inner wall plate, the end, back to the sound insulation cotton, of the sound insulation plate is fixedly connected with the heat insulation layer, and a connecting structure is arranged on the inner wall plate. By means of the technical scheme, the problem that in the prior art, the sound insulation effect of a construction waste recycled concrete wallboard is very not ideal is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete wall panels, in particular to a crack-resistant construction waste recycled concrete wall panel. Background Art

[0002] Construction waste is an inevitable product of the construction industry. For a long time, a large amount of construction waste has caused serious pollution and damage to the environment. Therefore, the reuse of construction waste has become an important issue of concern in the global construction field. Construction waste recycled concrete wall panels are a new type of building material made from construction waste as raw materials through recycling technology. The emergence of construction waste recycled concrete wall panels reduces the construction industry's dependence on natural resources, reduces environmental pollution and energy consumption.

[0003] The existing crack-resistant construction waste recycled concrete wall panels are all made of construction waste. Construction waste is usually a mixture of various materials, such as bricks, concrete fragments, wood, etc., and their density and acoustic properties are different. This unevenness causes multiple reflections, scattering and refractions of sound waves when propagating in the garbage, thereby reducing the sound insulation effect, resulting in the sound insulation effect of the recycled concrete wall panels made entirely of construction waste being very unsatisfactory. Utility Model Content

[0004] The utility model provides a crack-resistant concrete wall panel, which solves the problem in the related art that the sound insulation effect of the construction waste recycled concrete wall panel is very unsatisfactory.

[0005] The technical scheme of the utility model is as follows: a crack-resistant construction waste recycled concrete wall panel, comprising a wall body and steel bars, the wall body comprising an inner wall panel and an outer wall panel, the inner wall panel is provided with a mounting hole penetrating the inner wall panel, the steel bars are located inside the mounting hole, the steel bars are fixedly connected to the inner wall panel, a sound insulation layer is provided on the outer wall of the inner wall panel, the sound insulation layer is fixedly connected to the inner wall panel, an end of the sound insulation layer facing away from the inner wall panel is provided with a heat insulation layer, the heat insulation layer is fixedly connected to the sound insulation layer, an end of the heat insulation layer facing away from the sound insulation layer is provided with a waterproof layer, the waterproof layer is fixedly connected to the heat insulation layer, and an end of the waterproof layer facing away from the heat insulation layer is fixedly connected to the outer wall panel, the sound insulation layer comprises a sound insulation board and sound insulation cotton, one end of the sound insulation cotton is fixedly connected to the sound insulation board, the other end of the sound insulation cotton is fixedly connected to the inner wall panel, the end of the sound insulation board facing away from the sound insulation cotton is fixedly connected to the heat insulation layer, and a connecting structure for fixedly connecting walls to walls is provided on the inner wall panel.

[0006] Furthermore, the connection structure includes a tenon and a tenon groove. The tenon is located at one end of the inner wall panel, the tenon is fixedly connected to the inner wall panel and formed as one piece. The tenon groove is located at the other end facing away from the tenon, the tenon groove is fixedly connected to the inner wall panel and formed as one piece.

[0007] Furthermore, a glass fiber mesh cloth is provided inside the exterior wall panel.

[0008] Furthermore, the interior wall panels are made of renewable construction waste.

[0009] Furthermore, the sound insulation board is made of polyester fiber.

[0010] Furthermore, the heat insulation layer is made of polystyrene foam board.

[0011] Furthermore, the waterproof layer is composed of polyurethane waterproof coating.

[0012] Furthermore, the exterior wall panels are made of lightweight aggregate cement concrete.

[0013] The working principle and beneficial effects of the utility model are as follows: the wall in the present embodiment includes an inner wall panel and an outer wall panel, a mounting hole penetrating the inner wall panel is arranged on the inner wall panel, a steel bar is arranged inside the mounting hole, the steel bar increases the overall strength of the wall, a sound insulation layer is arranged on the outer wall of the inner wall panel for isolating sound, a heat insulation layer is arranged on the end of the sound insulation layer facing away from the inner wall panel, a waterproof layer is arranged on the end of the heat insulation layer facing away from the sound insulation layer, the waterproof layer is arranged on the heat insulation layer, and the end of the waterproof layer facing away from the heat insulation layer is fixedly connected to the outer wall panel, the sound insulation layer includes a sound insulation board and sound insulation cotton, one end of the sound insulation cotton is fixedly connected to the sound insulation board, the other end of the sound insulation cotton is fixedly connected to the inner wall panel, and the end of the sound insulation board facing away from the sound insulation cotton is fixedly connected to the heat insulation layer, the sound insulation effect is achieved by arranging the sound insulation cotton and the sound insulation board on the outer wall of the inner wall panel, the heat insulation layer connected to the sound insulation board is composed of a heat insulation layer composed of a polystyrene foam board, and the polystyrene foam board is heat-insulating and sound-absorbing. The problem that the sound insulation effect of the recycled concrete wall panel made of construction waste in the related art is very unsatisfactory is solved. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0015] Figure 1 It is an exploded view in the utility model;

[0016] Figure 2 It is a schematic diagram of the structure of the utility model;

[0017] Figure 3 It is a schematic diagram of the interior wall panel in the utility model;

[0018] Figure 4 It is a schematic diagram of the glass fiber mesh cloth in the utility model;

[0019] Figure 5 It is a schematic diagram of the steel bar in the utility model.

[0020] In the figure: 1. Exterior wall panel; 2. Waterproof layer; 3. Heat insulation layer; 4. Sound insulation board; 5. Sound insulation cotton; 6. Interior wall panel; 7. Mortise and tenon; 8. Tenon; 9. Installation hole; 10. Fiberglass mesh cloth; 11. Steel bar. DETAILED DESCRIPTION

[0021] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] like Figure 1 to Figure 5 As shown, this embodiment proposes a crack-resistant construction waste recycled concrete wallboard including a wall body and a steel bar 11. The wall body includes an inner wall panel 6 and an outer wall panel 1. The outer wall panel 1 preferably uses lightweight aggregate cement. Compared with ordinary concrete, lightweight aggregate cement concrete has a lower dry density, lighter weight, and good seismic resistance, which can reduce losses during earthquakes, has good sound absorption performance, improves the comfort of the indoor environment, and has good insulation properties. It can effectively reduce the energy consumption of the building and improve the energy-saving effect. The inner wall panel 6 is provided with a mounting hole 9 that passes through the inner wall panel 6. The steel bar 11 is located inside the mounting hole 9. The steel bar 11 is fixedly connected to the inner wall panel 6. The steel bar 11 is added inside the inner wall panel 6 to improve the strength and stability of the wall body. The inner wall panel 6 preferably uses renewable construction waste. Renewable construction waste can effectively reduce the pollution and damage to the environment caused by construction waste, save the consumption of natural resources, improve the utilization rate of resources, and greatly reduce the cost of materials.

[0023] The outer wall of the inner wall panel 6 is provided with a sound insulation layer, and the sound insulation layer includes a sound insulation board 4 and sound insulation cotton 5. The sound insulation board 4 is composed of polyester fiber, and the polyester fiber has the advantages of sound absorption, flame retardancy, heat preservation, moisture resistance, mildew resistance, heat insulation, and strong impact resistance. The sound insulation cotton 5 preferably uses glass wool sound insulation cotton 5, which has good sound insulation effect, can effectively absorb and reflect sound, has good fire resistance and corrosion resistance. One end of the sound insulation cotton 5 is brushed with glue and fixedly connected to the sound insulation board 4, and the other end of the sound insulation cotton 5 is brushed with glue and fixedly connected to the inner wall panel 6. The end of the sound insulation board 4 facing away from the sound insulation cotton 5 is provided with a heat insulation layer 3. The heat insulation layer 3 preferably uses a polystyrene foam board, which has good heat insulation performance. The polystyrene foam board has a low thermal conductivity, has good heat insulation performance, is energy-saving and environmentally friendly, has good seismic resistance, and is corrosion-resistant. The sound insulation board 4 is fixedly connected to the heat insulation layer 3 by glue, and a waterproof layer 2 is provided at one end of the heat insulation layer 3 facing away from the sound insulation board 4. The waterproof layer 2 preferably adopts a polyurethane waterproof coating, which has good flexibility, strong adaptability to cracking of the base layer, high tensile strength, and excellent waterproof performance, corrosion resistance, and good weather resistance. The waterproof layer 2 is fixedly connected to the heat insulation layer 3, and one end of the waterproof layer 2 facing away from the heat insulation layer 3 is fixedly connected to the exterior wall panel 1. A glass fiber mesh cloth 10 is provided inside the exterior wall panel 1, which has good tensile strength and tear resistance, can effectively prevent the appearance and expansion of cracks on the surface of the building, and has good anti-alkali performance, is firm, and is environmentally friendly. The interior wall panel 6 is provided with a connection structure for fixedly connecting the wall to the wall.

[0024] The connection structure in this embodiment specifically includes a tenon 8 and a tenon groove 7. The tenon 8 is located at one end of the inner wall panel 6. The tenon 8 is fixedly connected to the inner wall panel 6 and formed as one piece. The tenon 8 is a rectangular structure, which is convenient for installation with the tenon groove 7. The tenon groove 7 is located at the other end facing away from the tenon 8. The tenon groove 7 is fixedly connected to the inner wall panel 6 and formed as one piece. The tenon 8 and the tenon groove 7 are over-fitted.

[0025] Specifically, the implementation process of this embodiment is as follows: inner wall panels 6 are cast with renewable construction waste, steel bars 11 are inserted into the mounting holes 9 of the inner wall panels 6 to increase the strength of the wall, the gaps are cast with concrete to fix the steel bars 11 to the inner wall panels 6, glue is applied on the outer wall of the inner wall panels 6, sound insulation cotton 5 is glued to the inner wall panels 6, glue is applied on the end of the sound insulation cotton 5 facing away from the inner wall panels 6, sound insulation board 4 is glued to the sound insulation cotton 5, glue is applied on the end of the sound insulation board 4 facing away from the inner sound insulation cotton 5, the heat insulation layer 3 is glued to the sound insulation board 4, the waterproof layer 2 is a polyurethane waterproof coating, the heat insulation layer 3 and the outer wall panel 1 are respectively coated with polyurethane waterproof coating, after coating, the glass fiber mesh cloth 10 is fixed on the heat insulation layer 3, lightweight aggregate cement concrete is brushed on the glass fiber mesh cloth 10 to form the outer wall panel 1, and the top and bottom are sealed with lightweight aggregate cement concrete.

[0026] Connection method: Two crack-resistant construction waste recycled concrete wall panels, insert the tenon 8 of one wall panel into the tenon groove 7 of the other wall panel, and after connection, apply lightweight aggregate cement concrete to the connection between the two wall panels.

[0027] The above are only preferred embodiments of the present invention and are 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 crack-resistant construction waste recycled concrete wallboard, comprising a wall body and steel bars (11), characterized in that: The wall body comprises an inner wall panel (6) and an outer wall panel (1); the inner wall panel (6) is provided with a mounting hole (9) penetrating the inner wall panel (6); a steel bar (11) is located inside the mounting hole (9); the steel bar (11) is fixedly connected to the inner wall panel (6); a sound insulation layer is provided on the outer wall of the inner wall panel (6); the sound insulation layer is fixedly connected to the inner wall panel (6); a heat insulation layer (3) is provided at one end of the sound insulation layer facing away from the inner wall panel (6); the heat insulation layer (3) is fixedly connected to the sound insulation layer; a waterproof layer (12) is provided at one end of the heat insulation layer (3) facing away from the sound insulation layer 2), the waterproof layer (2) is fixedly connected to the heat insulation layer (3), one end of the waterproof layer (2) facing away from the heat insulation layer (3) is fixedly connected to the outer wall panel (1), the sound insulation layer comprises a sound insulation board (4) and sound insulation cotton (5), one end of the sound insulation cotton (5) is fixedly connected to the sound insulation board (4), the other end of the sound insulation cotton (5) is fixedly connected to the inner wall panel (6), one end of the sound insulation board (4) facing away from the sound insulation cotton (5) is fixedly connected to the heat insulation layer (3), and the inner wall panel (6) is provided with a connection structure for fixedly connecting walls to each other.

2. The anti-cracking construction waste recycled concrete wallboard according to claim 1 is characterized in that: The connection structure comprises a tenon (8) and a tenon groove (7); the tenon (8) is located at one end of the inner wall panel (6); the tenon (8) and the inner wall panel (6) are fixedly connected and integrally formed; the tenon groove (7) is located at the other end facing away from the tenon (8); the tenon groove (7) and the inner wall panel (6) are fixedly connected and integrally formed.

3. The anti-cracking construction waste recycled concrete wallboard according to claim 1 is characterized in that: A glass fiber mesh cloth (10) is provided inside the exterior wall panel (1).

4. The anti-cracking construction waste recycled concrete wallboard according to claim 1 is characterized in that: The inner wall panels (6) are made of renewable construction waste.

5. The anti-cracking construction waste recycled concrete wallboard according to claim 1 is characterized in that: The sound insulation board (4) is made of polyester fiber.

6. The anti-cracking construction waste recycled concrete wallboard according to claim 1 is characterized in that: The heat insulation layer (3) is composed of a polystyrene foam board.

7. The anti-cracking construction waste recycled concrete wallboard according to claim 1 is characterized by: The waterproof layer (2) is composed of polyurethane waterproof coating.

8. The anti-cracking construction waste recycled concrete wallboard according to claim 1 is characterized by: The exterior wall panel (1) is made of lightweight aggregate cement concrete.

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