Sound insulation and noise reduction type fireproof wooden door structure

Abstract

The utility model discloses a sound insulation and noise reduction type fireproof wooden door structure, relates to the technical field of fireproof wooden doors, and aims to solve the problems that sound insulation and noise reduction are carried out on an existing fireproof wooden door through built-in sound insulation glass, however, the sealing performance of closed connection of a door body and a door frame cannot be guaranteed, the safety coefficient of the door body is low, and the sound insulation and noise reduction performance is poor. Comprising an aluminum alloy door frame, an erecting bent plate is arranged on the inner wall of the aluminum alloy door frame, the erecting bent plate and the aluminum alloy door frame are of an integrated structure, and a wood door plate is arranged in the aluminum alloy door frame; the electric push rod is arranged at the upper end of the erecting bent plate, and a connecting disc is welded to one end of a piston rod of the electric push rod; the assembling connecting disc is arranged in the wooden door plate in an embedded mode, four threaded connecting holes are formed in the assembling connecting disc, the threaded connecting holes and the assembling connecting disc are of an integrated structure, and the connecting disc and the assembling connecting disc are fixedly connected through screws.

Description

Technical Field

[0001] The utility model relates to the technical field of fireproof wooden doors, in particular to a sound insulation and noise reduction type fireproof wooden door structure. Background Art

[0002] Fireproof wooden doors refer to doors whose door frames, door leaf frames, door leaf panels are made of wood or wood products, and whose fire resistance limits meet the specified standards.

[0003] For example, the announcement number is: CN216894137U (named as a fireproof wooden door with sound insulation and noise reduction), which includes a door frame, a wooden door body is connected to the inner wall of the door frame by a hinge, waist-shaped decorative slots are opened on the opposite side walls of the wooden door body, soundproof glass is arranged inside the wooden door body, the middle part of the soundproof glass is a vacuum cavity, the inside of the soundproof glass is located on one side of the vacuum cavity is a water storage cavity 1, the inside of the soundproof glass is located on the other side of the vacuum cavity is a water storage cavity 2, the inside of the water storage cavity 1 and the inside of the water storage cavity 2 on one side of the waist-shaped decorative slot are fixedly connected with aquarium decorations, The setting of the vacuum cavity in the soundproof glass can greatly enhance the sound insulation effect of this fireproof wooden door, and the setting of the water storage cavity one and the water storage cavity two can greatly improve the high temperature resistance of this fireproof wooden door, and the aquarium decorative parts can play the role of decorating the door body, which can greatly improve the aesthetics of this fireproof wooden door. The setting of the vacuum cavity in the soundproof glass can greatly enhance the sound insulation effect of this fireproof wooden door, and the setting of the water storage cavity one and the water storage cavity two can greatly improve the high temperature resistance of this fireproof wooden door, and the aquarium decorative parts can play the role of decorating the door body, which can greatly improve the aesthetics of this fireproof wooden door.

[0004] The above-mentioned fireproof wooden door is soundproofed and noise-reduced by built-in soundproof glass, but the sealing of the closed connection between the door body and the door frame cannot be guaranteed, and the safety factor of the door body is low, resulting in poor soundproof and noise-reducing performance. For this reason, we provide a soundproof and noise-reducing fireproof wooden door structure. Utility Model Content

[0005] The purpose of the utility model is to provide a sound insulation and noise reduction type fireproof wooden door structure to solve the problem that the existing fireproof wooden door proposed in the above background technology is sound insulation and noise reduction through built-in sound insulation glass, but the sealing of the closed connection between the door body and the door frame cannot be guaranteed, and the safety factor of the door body is low, resulting in poor sound insulation and noise reduction performance.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sound insulation and noise reduction fireproof wooden door structure, comprising an aluminum alloy door frame, an erection bent plate is arranged on the inner wall of the aluminum alloy door frame, the erection bent plate and the aluminum alloy door frame are an integrated structure, and a wooden door panel is arranged inside the aluminum alloy door frame;

[0007] Also includes:

[0008] An electric push rod is arranged at the upper end of the mounting bent plate, and a connecting plate is welded at one end of the piston rod of the electric push rod;

[0009] An assembly plate, which is embedded in the wooden door panel, and has four threaded holes inside. The threaded holes and the assembly plate are an integrated structure, and the connection plate and the assembly plate are fixedly connected by screws;

[0010] Inner grooves are arranged on the inner walls around the aluminum alloy door frame. The four inner grooves are integrated with the aluminum alloy door frame. A bearing strip is movably arranged inside the inner grooves. A rubber pad is arranged on the upper end of the bearing strip;

[0011] A spring seat is arranged below the bearing strip, the spring seat is fixedly connected to the inner groove by screws, and a return spring is arranged between the spring seat and the bearing strip, and the two ends of the return spring are respectively fixedly connected to the bearing strip and the spring seat by nail-free glue.

[0012] Preferably, an adhesive patch is provided at the connection position between the load-bearing strip and the rubber pad, and the rubber pad is fixedly connected to the load-bearing strip via the adhesive patch.

[0013] Preferably, an inclined slide is provided at one end of the rubber pad, and the inclined slide and the rubber pad are an integral structure.

[0014] Preferably, a push rod controller is fixedly provided on the rear end outer wall of the electric push rod by screws, and the output end of the push rod controller is electrically connected to the input end of the electric push rod.

[0015] Preferably, the interior of the erection bent plate is provided with an erection through-hole, the erection through-hole and the erection bent plate are an integrated structure, and the electric push rod is fixedly installed with the erection through-hole by means of nail-free glue.

[0016] Preferably, an embedded circular groove is provided at the connection position between the assembly plate and the wooden door panel, the embedded circular groove and the wooden door panel are an integrated structure, and the assembly plate is fixedly connected to the embedded circular groove by nail-free glue.

[0017] Preferably, a flame retardant spray paint layer is provided on the inner and outer walls of the wooden door panel, and the flame retardant spray paint layer and the wooden door panel are an integrated structure.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] 1. When the wooden door panel of the utility model is closed, the edges of the wooden door panel are squeezed and displaced along the inclined slide to the upper end of the rubber pad, and at the same time the return spring returns to the top, thereby improving the fit between the rubber pad and the edge of the wooden door panel. The gap between the wooden door panel and the aluminum alloy door frame is sealed by four rubber pads to block the tiny path for sound propagation, thereby achieving the purpose of sound insulation and noise reduction. The existing fireproof wooden door overcomes the problem of sound insulation and noise reduction through built-in soundproof glass, but the sealing of the closed connection between the door body and the door frame cannot be guaranteed, and the safety factor of the door body is low, resulting in poor sound insulation and noise reduction performance.

[0020] 2. The wooden door panel moves in and out of the aluminum alloy door frame through the linkage of the electric push rod, so as to open and close the door. Each door opening and closing operation can only be performed by the people in the room operating the push rod controller. Compared with the traditional hinge connection door opening form, this type of fireproof wooden door has no lock and can be pried, and has a higher safety factor. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the overall structure of the sound insulation and noise reduction fireproof wooden door structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the wooden door panel structure of the utility model;

[0023] Figure 3 This is a schematic diagram of the connection structure between the wooden door panel and the aluminum alloy door frame of the utility model;

[0024] Figure 4 It is an enlarged schematic diagram of the structure of part A of the utility model;

[0025] In the figure: 1. Aluminum alloy door frame; 2. Wooden door panel; 3. Adhesive sticker; 4. Mounting bent plate; 5. Electric push rod; 6. Push rod controller; 7. Flame retardant spray paint layer; 8. Embedded circular groove; 9. Assembly plate; 10. Threaded connection hole; 11. Mounting through hole; 12. Rubber pad; 13. Connecting plate; 14. Inclined slide; 15. Inner groove; 16. Load-bearing strip; 17. Reset spring; 18. Spring carrier. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0027] See also Figure 1-4The utility model provides an embodiment: a sound insulation and noise reduction fireproof wooden door structure, comprising an aluminum alloy door frame 1, an inner wall of the aluminum alloy door frame 1 is provided with a mounting bent plate 4, the mounting bent plate 4 and the aluminum alloy door frame 1 are an integral structure, and a wooden door panel 2 is provided inside the aluminum alloy door frame 1;

[0028] Also includes:

[0029] The electric push rod 5 is arranged at the upper end of the mounting bent plate 4, and a connecting plate 13 is welded at one end of the piston rod of the electric push rod 5;

[0030] The assembly plate 9 is embedded in the wooden door panel 2, and four threaded holes 10 are arranged inside the assembly plate 9. The threaded holes 10 and the assembly plate 9 are an integral structure, and the connection plate 13 is fixedly connected to the assembly plate 9 by screws;

[0031] The inner grooves 15 are arranged on the inner walls around the aluminum alloy door frame 1. The four inner grooves 15 and the aluminum alloy door frame 1 are an integral structure, and a bearing strip 16 is movably arranged inside the inner grooves 15. The upper end of the bearing strip 16 is provided with a rubber pad 12;

[0032] The spring seat 18 is arranged below the load-bearing strip 16. The spring seat 18 is fixedly connected to the inner groove 15 by screws, and a return spring 17 is arranged between the spring seat 18 and the load-bearing strip 16. The two ends of the return spring 17 are fixedly connected to the load-bearing strip 16 and the spring seat 18 respectively by nail-free glue.

[0033] During use, when the wooden door panel is closed and moved, the edges of the wooden door panel are squeezed and moved along the inclined slide to the upper end of the rubber pad. At the same time, the return spring returns to the top, thereby improving the fit between the rubber pad and the edge of the wooden door panel. The gap between the wooden door panel and the aluminum alloy door frame is sealed through four rubber pads, blocking the small path for sound propagation, thereby achieving the purpose of sound insulation and noise reduction.

[0034] See also Figure 1 and Figure 4 An adhesive sticker 3 is provided at the connecting position between the load-bearing strip 16 and the rubber pad 12, and the rubber pad 12 is fixedly connected to the load-bearing strip 16 through the adhesive sticker 3. The adhesive sticker 3 provided at the connecting position between the load-bearing strip 16 and the rubber pad 12 plays the role of connecting the load-bearing strip 16 and the rubber pad 12.

[0035] See also Figure 4 One end of the rubber pad 12 is provided with an inclined slide 14, and the inclined slide 14 and the rubber pad 12 are an integrated structure. The inclined slide 14 provided at one end of the rubber pad 12 serves to facilitate the sliding and squeezing activities of the wooden door panel 2.

[0036] See also Figure 1 A push rod controller 6 is fixed on the rear end outer wall of the electric push rod 5 by screws, and the output end of the push rod controller 6 is electrically connected to the input end of the electric push rod 5. The push rod controller 6 fixed on the rear end outer wall of the electric push rod 5 by screws plays a role in controlling the telescopic activity of the electric push rod 5.

[0037] See also Figure 3 A mounting through hole 11 is arranged inside the mounting bent plate 4. The mounting through hole 11 and the mounting bent plate 4 are an integrated structure. The electric push rod 5 is fixedly installed with the mounting through hole 11 by nail-free glue. The mounting through hole 11 arranged inside the mounting bent plate 4 facilitates the mounting and installation of the electric push rod 5.

[0038] See also Figure 2 An embedded circular groove 8 is provided at the connection position between the assembly receiving plate 9 and the wooden door panel 2. The embedded circular groove 8 and the wooden door panel 2 are an integrated structure. The assembly receiving plate 9 is fixedly connected to the embedded circular groove 8 by nail-free glue. The embedded circular groove 8 provided at the connection position between the assembly receiving plate 9 and the wooden door panel 2 plays the role of supporting the assembly receiving plate 9.

[0039] See also Figure 2 A flame retardant spray paint layer 7 is arranged on the inner and outer walls of the wooden door panel 2. The flame retardant spray paint layer 7 and the wooden door panel 2 are an integrated structure. The flame retardant spray paint layer 7 arranged on the inner and outer walls of the wooden door panel 2 plays a role of fire prevention and flame retardancy.

[0040] Working principle: When in use, the wooden door panel 2 moves in and out of the aluminum alloy door frame 1 through the linkage of the electric push rod 5, so as to perform the door opening and closing operations. Each door opening and closing operation can only be performed by the personnel in the room operating the push rod controller 6. Compared with the traditional door opening form of hinge connection, the fireproof wooden door of this door opening and closing form has no lock and can be pried, and has a higher safety factor. When the wooden door panel 2 is closed, the edge position of the wooden door panel 2 is squeezed and displaced along the inclined slide 14 to the upper end position of the rubber pad 12. At the same time, the reset spring 17 resets to the top, which improves the fit between the rubber pad 12 and the edge position of the wooden door panel 2. The gap between the wooden door panel 2 and the aluminum alloy door frame 1 is sealed by four rubber pads 12 to block the small path of sound propagation, so as to achieve the purpose of sound insulation and noise reduction, and complete the use of the sound insulation and noise reduction type fireproof wooden door structure.

[0041] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A sound insulation and noise reduction fireproof wooden door structure, comprising an aluminum alloy door frame (1), an inner wall of the aluminum alloy door frame (1) is provided with a mounting bent plate (4), the mounting bent plate (4) and the aluminum alloy door frame (1) are an integral structure, and a wooden door panel (2) is provided inside the aluminum alloy door frame (1); Features: Also includes: An electric push rod (5) which is arranged at the upper end of the mounting bent plate (4), and a connecting plate (13) is welded to one end of the piston rod of the electric push rod (5); An assembly plate (9) is embedded in the wooden door panel (2), and four threaded holes (10) are arranged inside the assembly plate (9). The threaded holes (10) and the assembly plate (9) are an integral structure, and the connection plate (13) is fixedly connected to the assembly plate (9) by screws; Inner grooves (15) are arranged on the inner walls around the aluminum alloy door frame (1), the four inner grooves (15) and the aluminum alloy door frame (1) are an integral structure, and a bearing strip (16) is movably arranged inside the inner groove (15), and a rubber pad strip (12) is arranged at the upper end of the bearing strip (16); A spring bearing seat (18) is arranged below the bearing strip (16), the spring bearing seat (18) is fixedly connected to the inner groove (15) by means of screws, and a return spring (17) is arranged between the spring bearing seat (18) and the bearing strip (16), and two ends of the return spring (17) are respectively fixedly connected to the bearing strip (16) and the spring bearing seat (18) by means of nail-free glue.

2. A sound insulation and noise reduction fireproof wooden door structure according to claim 1, characterized in that: An adhesive patch (3) is provided at the connection position between the load-bearing strip (16) and the rubber pad strip (12), and the rubber pad strip (12) is fixedly connected to the load-bearing strip (16) via the adhesive patch (3).

3. The sound insulation and noise reduction fireproof wooden door structure according to claim 1, characterized in that: An inclined slideway (14) is provided at one end of the rubber pad strip (12), and the inclined slideway (14) and the rubber pad strip (12) are an integral structure.

4. The sound insulation and noise reduction fireproof wooden door structure according to claim 1, characterized in that: A push rod controller (6) is fixedly provided on the rear end outer wall of the electric push rod (5) by means of screws, and an output end of the push rod controller (6) is electrically connected to an input end of the electric push rod (5).

5. The sound insulation and noise reduction fireproof wooden door structure according to claim 1, characterized in that: The erection bent plate (4) is provided with an erection through hole (11) inside, the erection through hole (11) and the erection bent plate (4) are an integrated structure, and the electric push rod (5) is fixedly installed with the erection through hole (11) by means of nail-free glue.

6. The sound insulation and noise reduction fireproof wooden door structure according to claim 1, characterized in that: An embedded circular groove (8) is provided at the connection position between the assembly receiving plate (9) and the wooden door panel (2); the embedded circular groove (8) and the wooden door panel (2) are an integral structure; the assembly receiving plate (9) is fixedly connected to the embedded circular groove (8) by means of nail-free glue.

7. The sound insulation and noise reduction fireproof wooden door structure according to claim 1, characterized in that: The inner and outer walls of the wooden door panel (2) are provided with a flame retardant spray paint layer (7), and the flame retardant spray paint layer (7) and the wooden door panel (2) are an integral structure.

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