CN209822275U - Ventilation sound insulation cover - Google Patents

Ventilation sound insulation cover Download PDF

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Publication number
CN209822275U
CN209822275U CN201920446042.6U CN201920446042U CN209822275U CN 209822275 U CN209822275 U CN 209822275U CN 201920446042 U CN201920446042 U CN 201920446042U CN 209822275 U CN209822275 U CN 209822275U
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China
Prior art keywords
cover body
ventilation
cover
dust
sound
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CN201920446042.6U
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Chinese (zh)
Inventor
吴立艺
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Chengdu Heng Ning Ingegneria Ambientale Srl
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Chengdu Heng Ning Ingegneria Ambientale Srl
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Priority to CN201920446042.6U priority Critical patent/CN209822275U/en
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Abstract

The utility model discloses a ventilation sound insulation cover, which comprises a cover body with a cavity and an exhaust device, wherein the cover body comprises a first cover body and a second cover body, a ventilation cavity is arranged between the first cover body and the second cover body, the side wall of the first cover body is provided with an air inlet, the inner wall of the second cover body is provided with a plurality of ventilation holes, and the ventilation holes are communicated with the ventilation cavity; the first cover body is provided with a sound insulation layer, the second cover body is provided with a sound absorption layer, and the plurality of ventilation holes all penetrate through the sound absorption layer; exhaust apparatus locates the air outlet, and exhaust apparatus includes fan, dust cover, temperature sensor and microprocessor, and the air outlet is located to the dust cover lid, and the lateral wall of dust cover is equipped with the gas vent, gas vent and air outlet intercommunication, and in the dust cover was located to the fan, the inner wall of the second cover body was located to temperature sensor, fan and temperature sensor respectively with microprocessor communication connection. The sound-absorbing layer can absorb sound waves and convert the sound waves into internal energy, the sound-insulating layer can block the sound waves from spreading outwards, and the sound-insulating layer and the sound-absorbing layer act together to block noise.

Description

Ventilation sound insulation cover
Technical Field
The utility model belongs to the technical field of the equipment of making an uproar falls, concretely relates to ventilation sound insulation cover.
Background
The sound insulation cover is a device for sealing and isolating the noise source, and the noise source is placed in the sound insulation cover, so that the noise can be effectively isolated, and the noise pollution is reduced. The sound insulation cover plays a role in sound insulation and noise reduction, and simultaneously relatively reduces the circulation of air in the sound insulation cover, so that heat generated by equipment is not easy to dissipate, the temperature in the sound insulation cover is high, and the normal operation of the equipment is influenced. The existing sound insulation cover is usually provided with a vent hole to realize the circulation of air so as to take away the heat in the cover body; but the existing sound insulation cover has simple structure and poorer sound insulation and ventilation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the problem of prior art not enough is solved, a ventilation sound-proof cover is provided, the utility model discloses a ventilation chamber has between the first cover body and the second cover body of sound-proof cover, and the internal air of second cover is discharged from the air outlet through the ventilation chamber, realizes the circulation of air, and puigging and sound absorbing layer simultaneous action have improved the noise reduction of sound-proof cover.
In order to realize the purpose, the utility model discloses a technical scheme be: a ventilation sound insulation cover comprises a cover body with a cavity and an exhaust device, wherein the cover body comprises a first cover body and a second cover body, the first cover body is arranged outside the second cover body in a covering mode, a ventilation cavity is formed between the first cover body and the second cover body, an air inlet is formed in the side wall of the first cover body and communicated with the inside of the second cover body, an air outlet is formed in the top of the first cover body and communicated with the ventilation cavity, a plurality of ventilation holes are formed in the inner wall of the second cover body, and the ventilation holes are communicated with the ventilation cavity;
a sound insulation layer is arranged on one side, close to the second cover body, of the first cover body, a sound absorption layer is arranged on one side, far away from the first cover body, of the second cover body, and the plurality of ventilation holes penetrate through the sound absorption layer;
exhaust apparatus locates the air outlet, exhaust apparatus includes fan, dust cover, temperature sensor and microprocessor, the dust cover is located the air outlet, the lateral wall of dust cover is equipped with the gas vent, the gas vent with the air outlet intercommunication, the fan is located in the dust cover, temperature sensor locates the inner wall of the second cover body, the fan with temperature sensor respectively with microprocessor communication connection.
Furthermore, the air inlet is obliquely provided with a plurality of first dust-proof plates which are arranged at intervals along the height direction.
The air inlet is provided with a first side wall and a second side wall which are arranged oppositely, and the adjusting device is arranged on the first side wall; adjusting device includes gear motor, chain and a plurality of sprocket, and is a plurality of the sprocket passes through the chain and connects, so that it is a plurality of the sprocket syntropy rotates, gear motor's output shaft and one the sprocket is connected, and is a plurality of the one end of first dust guard is respectively with a plurality of sprocket fixed connection, the other end of first dust guard with the second lateral wall rotates and is connected, gear motor with microprocessor communication connection.
Further, the sound absorption layer is a porous polyurethane foam plate, and the pore diameter of the porous polyurethane foam plate is 1-5 mm.
Furthermore, the exhaust port is obliquely provided with a plurality of second dust-proof plates which are arranged at intervals along the height direction.
Furthermore, a plurality of fins are arranged on one side, close to the first cover body, of the second cover body at intervals.
Since the technical scheme is used, the beneficial effects of the utility model are that:
the utility model discloses a sound insulation cover includes first cover body and second cover body, has the ventilation chamber between the first cover body and the second cover body, and the inner wall of the first cover body is equipped with the puigging, and the sound absorbing layer of the inner wall of the second cover body, the sound absorbing layer can absorb the sound wave, turns into internal energy with the sound wave, and the puigging can block the sound wave and outwards propagate, and puigging and sound absorbing layer combined action, separation noise; still be provided with exhaust apparatus at air outlet department, exhaust apparatus includes fan, temperature sensor and microprocessor, and temperature sensor sets up at the second cover internally, and when the internal temperature of second cover was higher, the fan started, and the air in the second cover body passes through the chamber through the clearing hole flow direction, discharges from the air outlet again, increases the mobility of air, improves aeration cooling efficiency.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic view of the whole structure of the ventilation sound-proof cover of the present invention;
FIG. 2 is a schematic cross-sectional view of the ventilation and sound insulation cover of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 1;
FIG. 4 is an enlarged view of portion B of FIG. 1;
fig. 5 is a schematic structural view of a dust cover of the ventilation and sound insulation cover of the present invention;
fig. 6 is a schematic structural view of a second cover body part of the ventilation and sound insulation cover of the present invention;
fig. 7 is a schematic structural view of an air inlet of the ventilation sound-proof cover of the present invention;
fig. 8 is a schematic structural view of a first dust guard of the ventilation sound-proof cover of the present invention;
fig. 9 is a schematic partial sectional view of the ventilation and sound insulation cover of the present invention;
FIG. 10 is an enlarged view of portion C of FIG. 9;
reference numerals: 1-cover body, 11-first cover body, 111-air inlet, 112-air outlet, 113-sound insulation layer, 114-first dustproof plate, 12-second cover body, 121-air vent, 122-sound absorption layer, 13-fin, 14-ventilation cavity, 2-exhaust device, 21-fan, 22-dustproof cover, 221-air outlet, 222-second dustproof plate, 23-temperature sensor, 3-adjusting device, 31-speed reducing motor, 32-chain and 33-chain wheel.
Detailed Description
Embodiments of the present invention will be described in detail with reference to fig. 1 to 10;
example (b): a ventilation sound insulation cover comprises a cover body 1 with a cavity and an exhaust device 2, wherein the cover body 1 comprises a first cover body 11 and a second cover body 12, the first cover body 11 is covered outside the second cover body 12, equipment is placed in the second cover body 12, a ventilation cavity 14 is formed between the first cover body 11 and the second cover body 12, an air inlet 111 is formed in the side wall of the first cover body 11, the air inlet 111 is communicated with the inside of the second cover body 12, an air outlet 112 is formed in the top of the first cover body 11, the air outlet 112 is communicated with the ventilation cavity 14, a plurality of ventilation holes 121 are formed in the inner wall of the second cover body 12, and the ventilation holes 121 are communicated with the ventilation cavity 14; the outer air of cover body 1 enters into the second cover body 12 through air intake 111 in, enters into the ventilation chamber 14 through ventilation hole 121 again, discharges from air outlet 112 again, through set up ventilation hole 121 on the second cover body 12, changes the flow direction of air and makes the flow of air more homogeneous, improves the radiating efficiency.
A sound insulation layer 113 is arranged on one side of the first cover body 11 close to the second cover body 12, in the embodiment, a fiber sound insulation felt of the sound insulation layer 113 is adhered on the inner wall of the first cover body 11 to form the sound insulation layer 113;
a sound absorption layer 122 is arranged on one side of the second cover 12 away from the first cover 11, in this embodiment, the sound absorption layer 122 is a porous polyurethane foam board, the polyurethane foam board covers the inner wall of the second cover 12, and the plurality of ventilation holes 121 all penetrate through the sound absorption layer 122, so that air in the second cover 12 can enter the ventilation cavity 14 from the ventilation holes 121; the porous structure of the sound absorbing layer 122 can absorb sound waves, convert the sound waves into heat energy, and reduce noise.
Exhaust apparatus 2 locates air outlet 112, exhaust apparatus 2 includes fan 21, dust cover 22, temperature sensor 23 and microprocessor, dust cover 22 lid is located air outlet 112, the lateral wall of dust cover 22 is equipped with gas vent 221, gas vent 221 with air outlet 112 intercommunication, fan 21 locates in the dust cover 22, temperature sensor 23 locates the inner wall of the second cover body 12, fan 21 with temperature sensor 23 respectively with microprocessor communication connection. When the temperature sensor 23 detects that the temperature is high, the microprocessor enables the fan 21 to work, the flowing speed of air is accelerated, and the cooling speed is improved.
In the use, when temperature sensor 23 detects that the temperature is higher, control fan 21 through microprocessor and start, fan 21 takes the air in the ventilation chamber 14 out to the cover body 1, increases the mobility of the interior air of the cover body 1, and when the temperature was lower, fan 21 stopped working, and the hot-air in the cover body 1 produced the air current, enters into ventilation chamber 14 from ventilation hole 121, again discharges from gas vent 221.
In this embodiment, a plurality of first dust-proof plates 114 are obliquely arranged at the air inlet 111, the plurality of first dust-proof plates 114 are arranged at intervals along the height direction and are in a louver shape, and the obliquely arranged first dust-proof plates 114 can be used for removing dust in the cover body 1 to a certain extent.
The air inlet 111 is provided with a first side wall and a second side wall which are arranged oppositely, and the adjusting device 3 is arranged on the first side wall; the adjusting device 3 comprises a speed reducing motor 31, a chain 32 and a plurality of chain wheels 33, the chain wheels 33 are connected through the chain 32, so that the chain wheels 33 can rotate in the same direction, an output shaft of the speed reducing motor 31 is connected with one chain wheel 33, the speed reducing motor 31 drives the chain wheel 33 to rotate, the chain wheel 33 drives the chain 32 to rotate, and the self-rotating chain 32 drives the chain wheels 33 to rotate, so that the chain wheels 33 rotate in the same direction; a plurality of the one end of first dust guard 114 respectively with a plurality of sprocket 33 fixed connection, the other end of first dust guard 114 with the second lateral wall rotates to be connected, and gear motor 31 drives sprocket 33 and rotates for a plurality of first dust guards 114 syntropy rotates, with the inclination of adjusting the clearance between two adjacent first dust guards 114 and first dust guard 114, the control enters into the interior amount of wind of cover 1.
Gear motor 31 with microprocessor communication connection, through microprocessor control gear motor 31's operating condition, when the temperature of the cover body 1 is higher, accessible gear motor 31 adjusts first dust guard 114 to the horizontality, increases the air volume of air intake 111, and when the temperature was lower, gear motor 31 adjusted first dust guard 114 to the tilt state, reduced the intake, the first dust guard 114 separation and the reflection sound wave of slope simultaneously reduce the sound wave of outside transmission, improve the efficiency of making an uproar.
In this embodiment, the exhaust port 221 is provided with a plurality of second dust-proof plates 222 in an inclined manner, and the plurality of second dust-proof plates 222 are arranged at intervals in the height direction. The plurality of second dust-proof plates 222 can reduce dust entering the dust-proof cover 22 and also can play a certain role of noise-proof.
A plurality of fins 13 are arranged on one side of the second cover body 12 close to the first cover body 11 at intervals. A plurality of fins 13 are located ventilation cavity 14, and after the hot-air in the second cover body 12 entered ventilation cavity 14, a plurality of fins 13 had increased the area of contact of air, and heat transfer in the air is to fin 13, reduces the temperature of air to combine exhaust apparatus 2, can be with the quick discharge of the hot-air in ventilation cavity 14, improve cooling efficiency.
In this embodiment, the ventilation holes 121 are disposed on the inner side wall and the inner top wall of the second cover 12, and in other embodiments of the present invention, the ventilation holes 121 may be disposed only on the inner top wall of the second cover 12.

Claims (6)

1. A ventilation sound insulation cover is characterized in that: the exhaust device comprises a cover body (1) with a cavity and an exhaust device (2), wherein the cover body (1) comprises a first cover body (11) and a second cover body (12), the first cover body (11) is covered outside the second cover body (12), a ventilation cavity (14) is formed between the first cover body (11) and the second cover body (12), an air inlet (111) is formed in the side wall of the first cover body (11), the air inlet (111) is communicated with the inside of the second cover body (12), an air outlet (112) is formed in the top of the first cover body (11), the air outlet (112) is communicated with the ventilation cavity (14), a plurality of ventilation holes (121) are formed in the inner wall of the second cover body (12), and the ventilation holes (121) are communicated with the ventilation cavity (14);
a sound insulation layer (113) is arranged on one side, close to the second cover body (12), of the first cover body (11), a sound absorption layer (122) is arranged on one side, far away from the first cover body (11), of the second cover body (12), and the plurality of vent holes (121) penetrate through the sound absorption layer (122);
exhaust apparatus (2) are located air outlet (112), exhaust apparatus (2) include fan (21), dust cover (22), temperature sensor (23) and microprocessor, dust cover (22) lid is located air outlet (112), the lateral wall of dust cover (22) is equipped with gas vent (221), gas vent (221) with air outlet (112) intercommunication, fan (21) are located in dust cover (22), temperature sensor (23) are located the inner wall of the second cover body (12), fan (21) with temperature sensor (23) respectively with microprocessor communication connection.
2. A ventilation acoustic enclosure in accordance with claim 1, wherein: the air inlet (111) is obliquely provided with a plurality of first dust-proof plates (114), and the first dust-proof plates (114) are arranged at intervals in the height direction.
3. A ventilation acoustic enclosure in accordance with claim 2, wherein: the air inlet (111) is provided with a first side wall and a second side wall which are arranged oppositely, and the adjusting device (3) is arranged on the first side wall; adjusting device (3) are including gear motor (31), chain (32) and a plurality of sprocket (33), and are a plurality of sprocket (33) are connected through chain (32), so that it is a plurality of sprocket (33) syntropy rotates, the output shaft and one of gear motor (31) sprocket (33) are connected, and are a plurality of the one end of first dust guard (114) is respectively with a plurality of sprocket (33) fixed connection, the other end of first dust guard (114) with the second lateral wall rotates and is connected, gear motor (31) with microprocessor communication connection.
4. A ventilation acoustic enclosure in accordance with claim 1, wherein: the exhaust port (221) is obliquely provided with a plurality of second dust-proof plates (222), and the plurality of second dust-proof plates (222) are arranged at intervals in the height direction.
5. A ventilation acoustic enclosure in accordance with claim 1, wherein: the sound absorption layer (122) is a porous polyurethane foam plate, and the pore diameter of the porous polyurethane foam plate is 1-5 mm.
6. A ventilation acoustic enclosure in accordance with claim 1, wherein: and a plurality of fins (13) are arranged on one side of the second cover body (12) close to the first cover body (11) at intervals.
CN201920446042.6U 2019-04-03 2019-04-03 Ventilation sound insulation cover Active CN209822275U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920446042.6U CN209822275U (en) 2019-04-03 2019-04-03 Ventilation sound insulation cover

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920446042.6U CN209822275U (en) 2019-04-03 2019-04-03 Ventilation sound insulation cover

Publications (1)

Publication Number Publication Date
CN209822275U true CN209822275U (en) 2019-12-20

Family

ID=68878505

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920446042.6U Active CN209822275U (en) 2019-04-03 2019-04-03 Ventilation sound insulation cover

Country Status (1)

Country Link
CN (1) CN209822275U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111466242A (en) * 2020-06-08 2020-07-31 安徽省皖江蔬菜产业技术研究院有限责任公司 Ventilation volume adjusting device and method for ventilation opening of vegetable cultivation greenhouse

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111466242A (en) * 2020-06-08 2020-07-31 安徽省皖江蔬菜产业技术研究院有限责任公司 Ventilation volume adjusting device and method for ventilation opening of vegetable cultivation greenhouse
CN111466242B (en) * 2020-06-08 2022-03-11 安徽省皖江蔬菜产业技术研究院有限责任公司 Ventilation volume adjusting device and method for ventilation opening of vegetable cultivation greenhouse

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