CN215412228U - Silencing device for heating ventilation air-conditioning ventilation system - Google Patents
Silencing device for heating ventilation air-conditioning ventilation system Download PDFInfo
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- CN215412228U CN215412228U CN202121229508.0U CN202121229508U CN215412228U CN 215412228 U CN215412228 U CN 215412228U CN 202121229508 U CN202121229508 U CN 202121229508U CN 215412228 U CN215412228 U CN 215412228U
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Abstract
The utility model relates to the technical field of air conditioning ventilation systems, in particular to a silencing device of a heating ventilation air conditioning ventilation system, which comprises a box body, wherein one side in the box body is fixedly connected with an installation block, one side in the installation block is provided with an installation groove, one side in the installation groove is provided with a noise reduction mechanism, one side outside the noise reduction mechanism is fixedly connected with a silencing mechanism, and one side in the box body is fixedly connected with a fixed block. The utility model has the advantages that: the noise reduction mechanism is arranged, so that the generated noise is gradually reduced through refraction, and the generated noise is absorbed under the action of the silencing holes, so that the device has a good noise reduction effect, and meanwhile, the structure is simple to mount and convenient to dismount, so that the device is convenient to use, and the noise reduction plate is convenient to replace and the internal parts are convenient to maintain; through setting up noise elimination mechanism to make the device play the better effect of the amortization of making an uproar of falling, thereby improve this heating and ventilating air conditioning ventilation system noise eliminator's result of use.
Description
Technical Field
The utility model relates to the technical field of air conditioning ventilation systems, in particular to a silencing device of a heating ventilation air conditioning ventilation system.
Background
The scale of the central air-conditioning system is large, a water chilling unit is adopted to prepare cold (hot) water, the cold (hot) water is driven to flow in a water pipe through a water pump and is distributed in the air-conditioning unit to exchange heat with indoor air and partial outdoor air, the air is cooled (heated), air is also driven to flow in an air duct through a fan in large public buildings such as markets, theaters and the like and is distributed to outdoor units of air conditioners in various rooms, the outdoor units of the air conditioners are mostly installed on the positions such as roofs, skirts, balconies and the like, the noise of the outdoor units of the air conditioners is a mixture of aerodynamic noise and mechanical noise and is mainly transmitted through structural parts and air media, and the general noise value is within the range of 45-75 dB. The small air conditioner outdoor unit used in a common household generates relatively low noise, so that the normal life and work of people are not influenced basically, and the central air conditioner outdoor unit used in a public facility generates relatively high noise and has the characteristics of long propagation distance, difficulty in attenuation and the like, so that the air conditioner noise easily penetrates through a window and a floor structure to enter a room, and the human health is influenced. For mechanical noise, the problem can be solved well by installing the external unit equipment on the vibration reduction platform, but for eliminating aerodynamic noise generated during the operation of an exhaust fan on the air conditioner external unit, the equipment and the method which can be selected at present are less.
In the prior art, the silencing device for an air conditioner also has the following disadvantages:
although devices for silencing and reducing noise of an external unit of a central air conditioner are also arranged in the prior art, most of the devices have poor silencing effects of silencing devices of ventilation systems, and are inconvenient for people to use, so that the using effect of the silencing devices of the ventilation systems of the heating, ventilation and air conditioning is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a silencing device of a heating ventilation air conditioning ventilation system.
The purpose of the utility model is realized by the following technical scheme: the utility model provides a warm logical air conditioner ventilation system noise eliminator, includes the box, inside one side fixedly connected with installation piece of box, the mounting groove has been seted up to inside one side of installation piece, inside one side of mounting groove is provided with the mechanism of making an uproar of falling, the outside one side fixedly connected with noise elimination mechanism of the mechanism of making an uproar of falling, inside one side fixedly connected with fixed block of box, the mounting hole has been seted up to inside one side of fixed block.
Preferably, the noise reduction mechanism comprises an insertion block, a fixing frame, a first clamping groove, a positioning pin, a first groove, a first spring, a fixing plate, a noise reduction plate and a noise reduction hole.
Preferably, the insert block is inserted into one side of the inside of the mounting block, a fixing frame is fixedly connected to one side of the inside of the insert block, a first clamping groove is formed in one side of the inside of the insert block, a positioning pin is inserted into one side of the inside of the first clamping groove, a first groove is formed in one side of the inside of the fixing frame, a first spring is fixedly connected to one side of the inside of the first groove, a fixing plate is fixedly connected to one end of the first spring, a noise reduction plate is inserted into one side of the inside of the fixing plate, and a noise reduction hole is formed in one side of the inside of the noise reduction plate.
Through adopting above-mentioned technical scheme, be convenient for through the refraction with the noise that produces, make the noise reduce gradually, absorb the noise that will produce under the effect of a plurality of bloops, make the device play better noise reduction effect.
Preferably, a circular groove is formed in one side of the inside of the mounting block, a column matched with the circular groove is fixedly connected to one side of the outside of the positioning pin, and the positioning pin is inserted into one side of the inside of the mounting block through the column.
Through adopting above-mentioned technical scheme, be convenient for fix spacing fixed frame.
Preferably, the holes matched with one end of the noise reduction plate are formed in one side of the inner parts of the fixing frame and the fixing plate, and the noise reduction plate is inserted into one side of the inner parts of the fixing frame and the fixing plate through the holes.
By adopting the technical scheme, the device is simple to install and convenient to detach, thereby being convenient for use.
Preferably, the fixed plate is matched with the first groove in shape and size, and the fixed plate is slidably connected to one side of the inside of the first groove in the fixed frame.
Preferably, the number of the noise reduction plates is provided with a plurality of noise reduction plates, the noise reduction plates are linearly arrayed on one side of the inside of the fixed frame, each noise reduction plate is provided with a plurality of noise reduction holes inside, and the number of the noise reduction holes is provided with a plurality of noise reduction holes.
Through adopting above-mentioned technical scheme, the board of making an uproar falls is the tortuous board of S shape, and a plurality of bloops have been seted up to the inside of the board of making an uproar falls, and the noise that will produce makes the noise reduce gradually through the refraction.
Preferably, the noise elimination mechanism includes first flow line board, second recess, second draw-in groove, acoustic celotex board, screw hole, pilot pin, second flow line board and soundproof cotton.
Preferably, first flow line board fixed connection is in outside one side of fixed frame, the second recess has been seted up to inside one side of first flow line board, the second draw-in groove has been seted up to inside one side of first flow line board, inside one side of second draw-in groove is provided with the acoustic celotex board, threaded hole has been seted up to inside one side of acoustic celotex board, inside one side threaded connection of screw hole has the pilot pin, the one end fixedly connected with second flow line board of first flow line board, the equal fixedly connected with soundproof cotton in surface one side of first flow line board and second flow line board.
Through adopting above-mentioned technical scheme, be convenient for cooperate the mechanism of making an uproar to use of making an uproar to make the device play the better effect of making an uproar amortization of making an uproar.
Preferably, a hole is formed in the second clamping groove, and the positioning bolt is connected to one side of the inner portion of the second clamping groove through the hole in a threaded mode.
Through adopting above-mentioned technical scheme, be convenient for fix the inside at the second recess through the screw hole with the acoustic celotex board.
The utility model has the following advantages:
1. the silencing device of the heating ventilation air conditioning ventilation system is characterized in that a noise reduction mechanism is arranged, when the silencing device is used, a fixed frame is inserted into an installation block through an insertion block, a positioning pin is inserted into a first clamping groove, one end of a noise reduction plate is inserted into a hole in the fixed plate, the fixed plate is pressed downwards, the fixed plate drives the noise reduction plate to move downwards under the action of a first spring, the other end of the noise reduction plate is aligned with a hole formed in one side of the inside of the fixed frame at the moment, the noise reduction plate is loosened and reset through the first spring, the other end of the noise reduction plate is inserted into the inside of the fixed frame, the noise reduction plate is an S-shaped zigzag plate, a plurality of silencing holes are formed in the noise reduction plate, generated noise is refracted, the noise is gradually reduced, the generated noise is absorbed under the action of the plurality of silencing holes, the silencing device has a better noise reduction effect, meanwhile, the structural installation is simple and convenient to disassemble, thereby being convenient for using the device, replacing the noise reduction plate and maintaining internal parts;
2. this warm ventilation air conditioning ventilation system noise eliminator, through setting up noise elimination mechanism, when using, at the first flow line board of one side fixed connection of fixed frame, place the inside of second draw-in groove with the acoustic celotex board, fix the inside at the second recess with the acoustic celotex board through the screw hole, one end fixed connection second flow line board at first flow line board, one side fixed connection soundproof cotton in the inside of first flow line board and second flow line board, the noise that produces ventilation system blocks the absorption, the noise is rebounded by first flow line board and second flow line board and is fallen the mechanism of making an uproar and absorbed, partial noise is absorbed by soundproof cotton, the cooperation is fallen the mechanism of making an uproar and is used, the inside of acoustic celotex board is seted up porosely, do not influence the ventilation, thereby make the device play the better effect of falling the amortization of making an uproar, thereby improve this warm ventilation air conditioning ventilation system noise eliminator's result of use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a part of the sectional structure of the muffler device of the heating ventilation air conditioning system of the present invention;
FIG. 3 is a schematic structural diagram of a noise reduction mechanism according to the present invention;
FIG. 4 is a second perspective cross-sectional structural view of the noise reduction mechanism of the present invention;
FIG. 5 is a schematic view, partially in section, of a top view of the noise reduction mechanism of the present invention;
FIG. 6 is a schematic structural view of the muffling mechanism of the present invention;
fig. 7 is an enlarged view of the structure at a in fig. 6 according to the present invention.
In the figure: 1-box body, 2-mounting block, 3-mounting groove, 4-noise reduction mechanism, 401-plug block, 402-fixing frame, 403-first clamping groove, 404-positioning pin, 405-first groove, 406-first spring, 407-fixing plate, 408-noise reduction plate, 409-noise reduction hole, 5-noise reduction mechanism, 501-first flow plate, 502-second groove, 503-second clamping groove, 504-sound insulation plate, 505-threaded hole, 506-positioning bolt, 507-second flow plate, 508-soundproof cotton, 6-fixing block and 7-mounting hole.
Detailed Description
The utility model will be further described with reference to the accompanying drawings, but the scope of the utility model is not limited to the following.
As shown in fig. 1-7, a silencing device for a heating ventilation air conditioning ventilation system comprises a box body 1, wherein an installation block 2 is fixedly connected to one side inside the box body 1, an installation groove 3 is formed in one side inside the installation block 2, a noise reduction mechanism 4 is arranged on one side inside the installation groove 3, a silencing mechanism 5 is fixedly connected to one side outside the noise reduction mechanism 4, a fixed block 6 is fixedly connected to one side inside the box body 1, and an installation hole 7 is formed in one side inside the fixed block 6.
As a preferred embodiment of the present invention, the noise reduction mechanism 4 includes an insertion block 401, a fixing frame 402, a first card slot 403, a positioning pin 404, a first groove 405, a first spring 406, a fixing plate 407, a noise reduction plate 408, and a sound attenuation hole 409.
As a preferred technical solution of the present invention, the insertion block 401 is inserted into one side of the inside of the mounting block 2, the fixing frame 402 is fixedly connected to one side of the inside of the insertion block 401, the first slot 403 is formed on one side of the inside of the insertion block 401, the positioning pin 404 is inserted into one side of the inside of the first slot 403, the first groove 405 is formed on one side of the inside of the fixing frame 402, the first spring 406 is fixedly connected to one side of the inside of the first groove 405, the fixing plate 407 is fixedly connected to one end of the first spring 406, the noise reduction plate 408 is inserted into one side of the inside of the fixing plate 407, and the noise reduction hole 409 is formed on one side of the inside of the noise reduction plate 408.
As a preferred technical solution of the present invention, a circular groove is formed on one side of the inside of the mounting block 2, a column adapted to the circular groove is fixedly connected to one side of the outside of the positioning pin 404, and the positioning pin 404 is inserted into one side of the inside of the mounting block 2 through the column.
As a preferred technical scheme of the utility model, the inner sides of the fixed frame 402 and the fixed plate 407 are both provided with holes matched with one end of the noise reduction plate 408, the noise reduction plate is inserted into the inner sides of the fixed frame 402 and the fixed plate 407 through the holes, and when the noise reduction device is used, the other end of the noise reduction plate 408 is inserted into the fixed frame 402, so that the noise reduction device is simple to mount and convenient to dismount, and the noise reduction device is convenient to use.
In a preferred embodiment of the present invention, the fixing plate 407 is adapted to the shape and size of the first groove 405, the fixing plate 407 is slidably connected to one side of the inside of the first groove 405 inside the fixing frame 402, the noise reduction plate 408 is an S-shaped zigzag plate when in use, a plurality of noise reduction holes 409 are formed inside the noise reduction plate 408, and the generated noise is refracted to gradually reduce the noise.
As a preferred technical solution of the present invention, the number of the noise reduction plates 408 is plural, the noise reduction plates 408 are linearly arrayed on one side of the inside of the fixing frame 402, the inside of each noise reduction plate 408 is provided with a plurality of noise reduction holes 409, and the number of the noise reduction holes 409 is plural.
As a preferred embodiment of the present invention, the noise damping mechanism 5 includes a first flow plate 501, a second groove 502, a second engaging groove 503, a noise insulation plate 504, a threaded hole 505, a positioning pin 506, a second flow plate 507, and a noise insulation cotton 508.
As a preferable technical scheme of the present invention, the first flow plate 501 is fixedly connected to one side of the outside of the fixing frame 402, the second groove 502 is formed on one side of the inside of the first flow plate 501, the second clamping groove 503 is formed on one side of the inside of the first flow plate 501, the sound insulation plate 504 is arranged on one side of the inside of the second clamping groove 503, the threaded hole 505 is formed on one side of the inside of the sound insulation plate 504, the positioning bolt 506 is connected to one side of the inside of the threaded hole 505 in a threaded manner, the second flow plate 507 is fixedly connected to one end of the first flow plate 501, and the sound insulation cotton 508 is fixedly connected to one side of the outer surfaces of the first flow plate 501 and the second flow plate 507.
In a preferred embodiment of the present invention, a hole is formed in the second engaging groove 503, a positioning pin 506 is screwed into one side of the second engaging groove 503 through the hole, and the baffle 504 is fixed in the second recess 502 by a screw hole 505 in use.
The working process of the utility model is as follows:
s1, the fixing frame 402 is inserted into the mounting block 2 through the insertion block 401, and the positioning pin 404 is inserted into the first card slot 403;
s2, inserting one end of the noise reduction plate 408 into a hole in the fixing plate 407, pressing down the fixing plate 407, enabling the fixing plate 407 to drive the noise reduction plate 408 to move downwards under the action of the first spring 406, aligning the other end of the noise reduction plate 408 with a hole formed in one side in the fixing frame 402 at the moment, and loosening the noise reduction plate 408;
s3, inserting the other end of the noise reduction plate 408 into the fixing frame 402 through the reset of the first spring 406, wherein the noise reduction plate 408 is an S-shaped bent plate, a plurality of silencing holes 409 are formed in the noise reduction plate 408, and the generated noise is refracted to gradually reduce the noise;
s4, fixedly connecting a first flow plate 501 to one side of the fixing frame 402, placing the sound insulation plate 504 in the second clamping groove 503, fixing the sound insulation plate 504 in the second groove 502 through the screw hole 505, fixedly connecting a second flow plate 507 to one end of the first flow plate 501, and fixedly connecting sound insulation cotton 508 to one side of the inner parts of the first flow plate 501 and the second flow plate 507;
s5, noise generated by the ventilation system is blocked and absorbed, the noise is rebounded to the noise reduction mechanism 4 by the first flow plate 501 and the second flow plate 507 and is absorbed, part of the noise is absorbed by the soundproof cotton 508 and is matched with the noise reduction mechanism for use, holes are formed in the soundproof boards 504, ventilation is not affected, and the soundproof boards are mounted at one end of the heating ventilation air conditioning ventilation system through the fixing blocks 6.
In summary, by providing the noise reduction mechanism 4, when in use, the fixing frame 402 is inserted into the mounting block 2 through the insertion block 401, the positioning pin 404 is inserted into the first locking groove 403, one end of the noise reduction plate 408 is inserted into the hole in the fixing plate 407, the fixing plate 407 is pressed downward, the fixing plate 407 drives the noise reduction plate 408 to move downward under the action of the first spring 406, the other end of the noise reduction plate 408 is aligned with the hole formed in one side of the fixing frame 402, the noise reduction plate 408 is released, the other end of the noise reduction plate 408 is inserted into the fixing frame 402 through the return of the first spring 406, the noise reduction plate 408 is an S-shaped zigzag plate, the noise reduction hole 409 is formed in the noise reduction plate 408, the generated noise is refracted to be gradually reduced, the generated noise is absorbed under the action of the plurality of noise reduction holes, and the device achieves a good noise reduction effect, meanwhile, the structure is simple to mount and convenient to dismount, so that the device is convenient to use, and the noise reduction plate is convenient to replace and maintain internal parts; through setting up noise elimination mechanism 5, when using, at the first flow board 501 of one side fixed connection of fixed frame 402, place the inside of second draw-in groove 503 with acoustic celotex board 504, fix the inside at second recess 502 with acoustic celotex board 504 through screw hole 505, at the one end fixed connection second flow board 507 of first flow board 501, at the inside one side fixed connection soundproof cotton 508 of first flow board 501 and second flow board 507, block the absorption with the noise that ventilation system produced, the noise is rebounded to noise reduction mechanism 4 by first flow board 501 and second flow board 507 and is absorbed, partial noise is absorbed by soundproof cotton 508, the cooperation noise reduction mechanism uses, the inside of acoustic celotex board 504 is seted up porosely, do not influence the ventilation, thereby make the device play the better effect of noise reduction of making an uproar, thereby improve the result of use of this warm logical air conditioning ventilation system noise eliminator.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a heating ventilating air conditioning ventilation system noise eliminator which characterized in that: including box (1), inside one side fixedly connected with installation piece (2) of box (1), mounting groove (3) have been seted up to inside one side of installation piece (2), inside one side of mounting groove (3) is provided with and falls the mechanism of making an uproar (4), outside one side fixedly connected with noise elimination mechanism (5) of the mechanism of making an uproar (4) fall, inside one side fixedly connected with fixed block (6) of box (1), mounting hole (7) have been seted up to inside one side of fixed block (6).
2. A silencing device for a heating, ventilating, air conditioning ventilating system as defined in claim 1, wherein: the noise reduction mechanism (4) comprises an inserting block (401), a fixing frame (402), a first clamping groove (403), a positioning pin (404), a first groove (405), a first spring (406), a fixing plate (407), a noise reduction plate (408) and a noise reduction hole (409).
3. A silencing device for a heating, ventilating, air conditioning ventilating system according to claim 2, wherein: the noise reduction device is characterized in that the insert block (401) is inserted into one side of the inside of the mounting block (2), a fixing frame (402) is fixedly connected to one side of the inside of the insert block (401), a first clamping groove (403) is formed in one side of the inside of the insert block (401), a positioning pin (404) is inserted into one side of the inside of the first clamping groove (403), a first groove (405) is formed in one side of the inside of the fixing frame (402), a first spring (406) is fixedly connected to one side of the inside of the first groove (405), a fixing plate (407) is fixedly connected to one end of the first spring (406), a noise reduction plate (408) is inserted into one side of the inside of the fixing plate (407), and a noise reduction hole (409) is formed in one side of the inside of the noise reduction plate (408).
4. A silencing device for a heating, ventilating, air conditioning ventilating system according to claim 3, wherein: the circular groove is formed in one side of the inside of the mounting block (2), a column matched with the circular groove is fixedly connected to one side of the outside of the positioning pin (404), and the positioning pin (404) is connected to one side of the inside of the mounting block (2) in an inserting mode through the column.
5. A silencing device for a heating, ventilating, air conditioning ventilating system according to claim 3, wherein: holes matched with one end of the noise reduction plate (408) are formed in one side of the inner portions of the fixing frame (402) and the fixing plate (407), and the noise reduction plate is inserted into one side of the inner portions of the fixing frame (402) and the fixing plate (407) through the holes.
6. A silencing device for a heating, ventilating, air conditioning ventilating system according to claim 3, wherein: the fixing plate (407) is matched with the first groove (405) in shape and size, and the fixing plate (407) is connected to one side of the inside of the first groove (405) in the fixing frame (402) in a sliding mode.
7. A silencing device for a heating, ventilating, air conditioning ventilating system according to claim 3, wherein: the noise reduction plate is characterized in that the noise reduction plates (408) are arranged in a plurality of numbers, the noise reduction plates (408) are linearly arrayed on one side of the inner portion of the fixing frame (402), a noise reduction hole (409) is formed in each noise reduction plate (408), and the noise reduction holes (409) are arranged in a plurality of numbers.
8. A silencing device for a heating, ventilating, air conditioning ventilating system as defined in claim 1, wherein: the noise elimination mechanism (5) comprises a first flow plate (501), a second groove (502), a second clamping groove (503), a sound insulation plate (504), a threaded hole (505), a positioning bolt (506), a second flow plate (507) and sound insulation cotton (508).
9. A silencing device for a heating, ventilating, air conditioning ventilating system according to claim 8, wherein: first flow line board (501) fixed connection is in the outside one side of fixed frame (402), second recess (502) have been seted up to the inside one side of first flow line board (501), second draw-in groove (503) have been seted up to the inside one side of first flow line board (501), the inside one side of second draw-in groove (503) is provided with acoustic celotex board (504), screw hole (505) have been seted up to inside one side of acoustic celotex board (504), the inside one side threaded connection of screw hole (505) has locating bolt (506), the one end fixedly connected with second flow line board (507) of first flow line board (501), the equal fixedly connected with soundproof cotton (508) in surface one side of first flow line board (501) and second flow line board (507).
10. A silencing device for a heating, ventilating, air conditioning ventilating system according to claim 9, wherein: the inside of the second clamping groove (503) is provided with a hole, and the positioning bolt (506) is connected to one side of the inside of the second clamping groove (503) through the hole in a threaded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121229508.0U CN215412228U (en) | 2021-05-31 | 2021-05-31 | Silencing device for heating ventilation air-conditioning ventilation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121229508.0U CN215412228U (en) | 2021-05-31 | 2021-05-31 | Silencing device for heating ventilation air-conditioning ventilation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215412228U true CN215412228U (en) | 2022-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121229508.0U Active CN215412228U (en) | 2021-05-31 | 2021-05-31 | Silencing device for heating ventilation air-conditioning ventilation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215412228U (en) |
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2021
- 2021-05-31 CN CN202121229508.0U patent/CN215412228U/en active Active
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