Louver noise elimination structure

Abstract

The utility model relates to the technical field of shutters, and discloses a shutter silencing structure which comprises an outer frame, silencing shutters are installed on the inner side of the outer frame, installation assemblies are installed on the two sides of the tops of the silencing shutters, positioning assemblies are installed on the two sides of the backs of the silencing shutters, installation grooves are formed in the two sides of the inner wall of the outer frame, and the silencing shutters are installed in the installation grooves. The mounting assembly comprises a fixing block fixedly connected to the top of the silencing shutter, the side face of the fixing block is movably sleeved with a mounting rod, the end, away from the inner wall of the outer frame, of the mounting rod is fixedly connected with a fixing ring, the outer side of the mounting rod is fixedly sleeved with a check block, the outer side of the mounting rod is movably sleeved with a first spring, and the first spring is located between the fixing block and the check block. By arranging the mounting assembly and the positioning assembly, the silencing shutters can be quickly mounted and dismounted, so that replacement and maintenance are facilitated, the angles of the silencing shutters can be adjusted, and the use flexibility is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a louver window technical field more specifically, the utility model relates to a kind of louver window sound-absorbing structure. BACKGROUND

[0002] Sound-absorbing louver is a kind of window device specially designed to reduce noise propagation. It is usually composed of multiple horizontal or vertical louvers, and the arrangement of these louvers can effectively block the propagation of sound. Sound-absorbing louver is commonly used in environments where noise needs to be controlled, such as hospitals, conference rooms, industrial facilities, residential areas, etc.

[0003] The existing sound-absorbing louver is generally fixed and installed on the inner wall of the frame by bolts. The sound-absorbing cotton inside the louver may age after long-term use, resulting in a significant decrease in sound-absorbing effect. However, due to the fixed installation of the bolts, it is not convenient to maintain and replace the louver, and the angle of the louver cannot be adjusted according to the actual environmental conditions, resulting in poor flexibility in use. SUMMARY

[0004] In order to overcome the shortcomings of the prior art, the utility model provides a louver sound-absorbing structure.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a louver sound-absorbing structure, comprising an outer frame, an inner side of the outer frame is provided with sound-absorbing louvers, both sides of the top of the sound-absorbing louvers are provided with mounting assemblies, both sides of the back of the sound-absorbing louvers are provided with positioning assemblies, both sides of the inner wall of the outer frame are provided with mounting grooves, the mounting assembly comprises a fixed block fixedly connected to the top of the sound-absorbing louver, a mounting rod movably connected to the side of the fixed block, a fixed ring fixedly connected to the end of the mounting rod away from the inner wall of the outer frame, a stop block fixedly connected to the outer side of the mounting rod, a first spring movably connected to the outer side of the mounting rod, and the first spring is located between the fixed block and the stop block.

[0006] As a preferred technical scheme of the utility model, the front surface of the inner side of the outer frame is fixedly connected with a fixed louver, and the fixed louver is in an inclined state with the front height lower than the back height.

[0007] As a preferred technical scheme of the utility model, the edge of the end of the mounting rod away from the fixed ring is provided with an inclined chamfer, and the mounting rod and the mounting groove are mutually adapted.

[0008] As a preferred technical scheme of the utility model, the positioning assembly comprises a fixed frame fixedly connected to the back of the sound-absorbing louver, a cylindrical rod movably connected to the side of the fixed frame, a limit block fixedly connected to one end of the cylindrical rod, and an extrusion block fixedly connected to the other end of the cylindrical rod.

[0009] As a preferred technical scheme of the utility model, the inner side of the fixed frame is provided with a movable cavity, the outer side of the cylindrical rod is fixedly sleeved with a cylindrical block, the cylindrical block is movably sleeved with the movable cavity, the outer side of the cylindrical rod is movably sleeved with a second spring, and the second spring is located between the cylindrical block and the inner wall of the movable cavity.

[0010] As a preferred technical scheme of the utility model, the sound-absorbing louver comprises a louver shell, sound-absorbing holes are formed in the surface of the louver shell, and sound-absorbing cotton is arranged on the inner side of the louver shell.

[0011] As a preferred technical scheme of the utility model, the surface of the extrusion block close to the inner wall of the outer frame is fixedly connected with a rubber pad, and the rubber pad is made of silica gel material.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1、 the utility model discloses a mounting assembly and a mounting groove are arranged, when the sound-absorbing louver needs to be disassembled, the fixed ring is pulled away from the inner wall of the outer frame, the mounting rod is separated from the inner side of the mounting groove, then the sound-absorbing louver can be separated from the inner side of the outer frame, when the sound-absorbing louver needs to be installed, the first spring has the outward pushing force to the inner wall of the outer frame, when the mounting rod is aligned with the mounting groove, the mounting rod is inserted into the inner side of the mounting groove, thereby the installation of the sound-absorbing louver is completed.

[0014] 2、 the utility model discloses a positioning assembly, the second spring has the outward pushing force to the inner wall of the outer frame, thereby the extrusion block and the inner wall of the outer frame are extruded, the rubber pad can increase the contact area and the friction force with the inner wall of the outer frame, thereby when the angle of the sound-absorbing louver is adjusted, the sound-absorbing louver can be directly rotated to the required angle, under the friction force of the positioning assembly and the inner wall of the outer frame, the state of the sound-absorbing louver can be kept fixed, the adjustment process is convenient and fast, and a complex mechanical mechanism is not needed. ACCURACY OF DRAWINGS

[0015] Figure 1 It is the structure schematic view of the utility model;

[0016] Figure 2 It is the structure schematic view of the utility model outer frame;

[0017] Figure 3 It is the structure schematic view of the utility model mounting groove;

[0018] Figure 4 It is the structure schematic view of the utility model sound-absorbing louver;

[0019] Figure 5 It is the structure schematic view of the utility model mounting assembly.

[0020] Figure 6 The utility model discloses a positioning assembly structure schematic view.

[0021] In the drawing: 1, outer frame;101, fixed louver;102, installation slot;2, sound attenuation louver;201, louver shell;202, sound attenuation hole;203, sound attenuation cotton;3, installation assembly;301, fixed block;302, installation rod;303, fixed ring;304, stopper;305, first spring;4, positioning assembly;401, fixed frame;411, movable cavity;402, cylindrical rod;403, extrusion block;404, limiting block;405, cylindrical block;406, second spring;407, rubber pad. DETAILED DESCRIPTION

[0022] The utility model discloses an embodiment of the utility model will be clearly and completely described with the drawings in the embodiment of the utility model to the technical scheme in the embodiment of the utility model, obviously, the described embodiment only is a part of embodiment of the utility model, but is not all the embodiment. Based on the embodiment in the utility model, all other embodiments that the ordinary skill in the art obtains without making the creative labor belong to the range of protection of the utility model.

[0023] As Figures 1 to 6 The utility model provides a louver sound attenuation structure, the inside of outer frame 1 is installed with sound attenuation louver 2, both sides of sound attenuation louver 2 top are installed with installation assembly 3, and both sides of the back of sound attenuation louver 2 are installed with positioning assembly 4, and both sides of the inner wall of outer frame 1 are provided with installation slot 102, and installation assembly 3 includes fixed block 301 that is fixedly connected at the top of sound attenuation louver 2, and the side of fixed block 301 is movably sleeved with installation rod 302, and the end away from the inner wall of outer frame 1 of installation rod 302 is fixedly connected with fixed ring 303, and the outside of installation rod 302 is fixedly sleeved with stopper 304, and the outside of installation rod 302 is movably sleeved with first spring 305, and first spring 305 is located between fixed block 301 and stopper 304.

[0024] In the embodiment of the application, the second spring 406 has a pushing force on the cylindrical block 405 in the direction close to the inner wall of the outer frame 1, so that the extrusion block 403 is extruded with the inner wall of the outer frame 1, and the rubber pad 407 can increase the contact area and friction force with the inner wall of the outer frame 1, so that when the angle of the sound attenuation louver 2 is adjusted, the sound attenuation louver 2 can be directly rotated to the required angle, and under the friction force of the positioning assembly 4 and the inner wall of the outer frame 1, the state of the sound attenuation louver 2 can be kept fixed, the adjustment process is convenient and fast, and a complex mechanical mechanism is not needed;

[0025] When the soundproof louver 2 needs to be disassembled, the fixing ring 303 is pulled away from the inner wall of the outer frame 1, so that the mounting rod 302 is separated from the inner side of the mounting groove 102, and then the soundproof louver 2 can be separated from the inner side of the outer frame 1. When the soundproof louver 2 needs to be installed, the first spring 305 has a pushing force on the mounting rod 302 to approach the inner wall of the outer frame 1. When the mounting rod 302 is aligned with the mounting groove 102, the mounting rod 302 is inserted into the inner side of the mounting groove 102, so that the installation of the soundproof louver 2 is completed, and when the angle of the soundproof louver 2 is adjusted, the soundproof louver 2 rotates around the mounting rod 302 as the center.

[0026] The front side of the inner side of the outer frame 1 is fixedly connected with a fixed louver 101, and the fixed louver 101 is in an inclined state with the height of the front side being lower than the height of the back.

[0027] The fixed louver 101 can play a role in preventing rain, avoiding rainwater from entering the inside of the soundproof louver 2 in the rainy season and affecting the soundproof effect.

[0028] The edge of the mounting rod 302 away from the fixing ring 303 is provided with an inclined chamfer, and the mounting rod 302 and the mounting groove 102 are matched with each other.

[0029] Through the setting of the inclined chamfer, when the soundproof louver 2 is installed, the mounting rod 302 is more easily inserted into the inner side of the mounting groove 102.

[0030] The positioning assembly 4 includes a fixed frame 401 fixedly connected to the back of the soundproof louver 2, a cylindrical rod 402 movably sleeved on the side of the fixed frame 401, a limiting block 404 fixedly connected to one end of the cylindrical rod 402, an extrusion block 403 fixedly connected to the other end of the cylindrical rod 402, an active cavity 411 formed in the inner side of the fixed frame 401, a cylindrical block 405 fixedly sleeved on the outer side of the cylindrical rod 402, the cylindrical block 405 movably sleeved with the active cavity 411, a second spring 406 movably sleeved on the outer side of the cylindrical rod 402, the second spring 406 located between the cylindrical block 405 and the inner wall of the active cavity 411, a rubber pad 407 fixedly connected to the surface of the extrusion block 403 close to the inner wall of the outer frame 1, and the rubber pad 407 is made of silica gel.

[0031] The second spring 406 has a pushing force on the cylindrical block 405 to approach the inner wall of the outer frame 1, so that the extrusion block 403 is extruded with the inner wall of the outer frame 1.

[0032] The soundproof louver 2 includes a louver shell 201, the surface of the louver shell 201 is provided with a soundproof hole 202, and the inner side of the louver shell 201 is provided with soundproof cotton 203.

[0033] The louver shell 201 is made of aluminum alloy material, has the characteristics of light weight, corrosion resistance and high strength, the sound-absorbing cotton 203 is made of glass fiber material, has good sound wave absorption characteristics, can effectively reduce the reflection and propagation of noise, and reduce the penetration of noise.

[0034] The working principle and use process of the utility model are as follows:

[0035] The second spring 406 has a pushing force on the cylindrical block 405 in the direction close to the inner wall of the outer frame 1, so that the extrusion block 403 is extruded with the inner wall of the outer frame 1, and the rubber pad 407 can increase the contact area and friction with the inner wall of the outer frame 1, so that when the angle of the sound-absorbing louver 2 is adjusted, the sound-absorbing louver 2 can be directly rotated to the required angle, and under the friction of the positioning assembly 4 and the inner wall of the outer frame 1, the state of the sound-absorbing louver 2 can be kept fixed, the adjustment process is convenient and fast, and a complex mechanical mechanism is not needed;

[0036] When the sound-absorbing louver 2 needs to be disassembled, the fixing ring 303 is pulled away from the inner wall of the outer frame 1, so that the mounting rod 302 is separated from the inner side of the mounting groove 102, and then the sound-absorbing louver 2 can be separated from the inner side of the outer frame 1, when the sound-absorbing louver 2 needs to be installed, the first spring 305 has a pushing force on the mounting rod 302 close to the inner wall of the outer frame 1, when the mounting rod 302 is aligned with the mounting groove 102, the mounting rod 302 is inserted into the inner side of the mounting groove 102, so that the installation of the sound-absorbing louver 2 is completed, and when the angle of the sound-absorbing louver 2 is adjusted, the sound-absorbing louver 2 rotates around the mounting rod 302 as the center.

[0037] It should be noted that in this text, relational terms such as first and second and the like are used merely to distinguish one entity or action from another, without necessarily requiring or implying any such actual relationship or order between or among the entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover non-exclusive inclusions, so that a process, method, article, or apparatus that includes a list of elements does not only include those elements, but also includes other elements not explicitly listed, or inherent to such a process, method, article, or apparatus.

[0038] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A louver silencing structure comprising an outer frame (1), characterized in that: The inner side of the outer frame (1) is provided with soundproof louvers (2), both sides of the top of the soundproof louvers (2) are provided with mounting assemblies (3), both sides of the back of the soundproof louvers (2) are provided with positioning assemblies (4), both sides of the inner wall of the outer frame (1) are provided with mounting grooves (102), the mounting assembly (3) comprises a fixed block (301) fixedly connected to the top of the soundproof louver (2), a mounting rod (302) movably sleeved with the side of the fixed block (301), a fixed ring (303) fixedly connected to the end of the mounting rod (302) away from the inner wall of the outer frame (1), a stop block (304) fixedly sleeved with the outer side of the mounting rod (302), a first spring (305) movably sleeved with the outer side of the mounting rod (302), and the first spring (305) is located between the fixed block (301) and the stop block (304).

2. A louvered sound attenuation structure according to claim 1, wherein: The front side of the inner side of the outer frame (1) is fixedly connected with a fixed louver (101), and the fixed louver (101) is in an inclined state with the front height being lower than the back height.

3. A louvered sound attenuation structure according to claim 1, wherein: The edge of the end of the mounting rod (302) away from the fixed ring (303) is provided with an inclined chamfer, and the mounting rod (302) and the mounting groove (102) are matched with each other.

4. A louvered sound attenuation structure according to claim 1, wherein: The positioning assembly (4) comprises a fixed frame (401) fixedly connected to the back of the soundproof louver (2), a cylindrical rod (402) movably sleeved with the side of the fixed frame (401), a limiting block (404) fixedly connected to one end of the cylindrical rod (402), and an extrusion block (403) fixedly connected to the other end of the cylindrical rod (402).

5. A louvered sound attenuation structure according to claim 4, wherein: The inner side of the fixed frame (401) is provided with a movable cavity (411), the outer side of the cylindrical rod (402) is fixedly sleeved with a cylindrical block (405), the cylindrical block (405) is movably sleeved with the movable cavity (411), the outer side of the cylindrical rod (402) is movably sleeved with a second spring (406), and the second spring (406) is located between the cylindrical block (405) and the inner wall of the movable cavity (411).

6. A louvered sound attenuation structure according to claim 1, wherein: The soundproof louver (2) comprises a louver shell (201), the surface of the louver shell (201) is provided with soundproof holes (202), and the inner side of the louver shell (201) is provided with soundproof cotton (203).

7. A louvered sound attenuation structure according to claim 4, wherein: The surface of the extrusion block (403) close to the inner wall of the outer frame (1) is fixedly connected with a rubber pad (407), and the rubber pad (407) is made of silica gel.

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