CN114353174B - Noise reduction device for central air-conditioning fan coil - Google Patents
Noise reduction device for central air-conditioning fan coil Download PDFInfo
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- CN114353174B CN114353174B CN202210095389.7A CN202210095389A CN114353174B CN 114353174 B CN114353174 B CN 114353174B CN 202210095389 A CN202210095389 A CN 202210095389A CN 114353174 B CN114353174 B CN 114353174B
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- 230000009467 reduction Effects 0.000 title claims abstract description 18
- 238000004378 air conditioning Methods 0.000 title claims abstract description 12
- 239000000428 dust Substances 0.000 claims abstract description 49
- 238000004140 cleaning Methods 0.000 claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 claims abstract description 7
- 230000008569 process Effects 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims description 32
- 230000033001 locomotion Effects 0.000 claims description 5
- 230000002265 prevention Effects 0.000 claims 1
- 230000005484 gravity Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000001680 brushing effect Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003584 silencer Effects 0.000 description 1
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Abstract
The invention is suitable for the technical field of air conditioners, and provides a noise reduction device for a central air-conditioning fan coil, which comprises: the heat exchanger comprises a shell, wherein a fan and a heat exchanger are arranged in the shell; the air inlet plate and the air outlet plate are arranged on two sides of the shell and the front side of the shell and correspond to the fan and the heat exchanger; one end of the air inlet cover plate is hinged to the air inlet plate; one end of the air outlet cover plate is hinged to the air outlet plate; and the dustproof dust removing mechanism corresponds to the air inlet cover plate and the air outlet cover plate and is used for driving the air inlet cover plate and the air outlet cover plate to be opened and closed and simultaneously carrying out dust removing treatment on the air inlet plate and the air outlet plate. The embodiment of the invention is provided with the air inlet cover plate, the air outlet cover plate and the dustproof dust cleaning mechanism, wherein the dustproof dust cleaning mechanism drives the air inlet cover plate and the air outlet cover plate to rotate and simultaneously carries out dust cleaning and removing processes on the air inlet plate and the air outlet plate, so that the dust on the air inlet plate and the air outlet plate is prevented from being brought into a shell by air to cause noise.
Description
Technical Field
The invention belongs to the technical field of air conditioners, and particularly relates to a noise reduction device for a fan coil of a central air conditioner.
Background
The fan coil is one of the end devices of the air conditioning system composed of a fan, a motor, a coil and the like, when chilled water or hot water flows through the coil pipe, heat exchange is carried out with air outside the pipe, so that the air is cooled, dehumidified or heated to adjust indoor air parameters, and because the fan coil is directly assembled at each position of a room, the influence of the working noise of the fan coil on the indoor environment must be considered.
Most among the prior art is through selecting for use the fan coil of low noise, install fan coil in furred ceiling upper portion, increase means such as silencer and realize falling the purpose of making an uproar, actually, pile up the dust on fan coil's air intake, the air outlet, not only can increase the resistance that the air flows, can drop on the coil moreover, influenced the smoothness on coil surface, noise when having increased the air conditioner operation.
Disclosure of Invention
The embodiment of the invention aims to provide a noise reduction device for a central air-conditioning fan coil, and aims to solve the problems in the background art.
The embodiment of the invention is realized in such a way, the noise reduction device for the fan coil of the central air conditioner comprises:
the air conditioner comprises a shell, wherein a fan and a heat exchanger are arranged in the shell and used for carrying out heat exchange on introduced air;
the air inlet plate and the air outlet plate are respectively arranged on two sides of the shell and the front side of the shell and correspond to the fan and the heat exchanger; it is characterized by also comprising:
one end of the air inlet cover plate is hinged to the air inlet plate;
one end of the air outlet cover plate is hinged to the air outlet plate;
and the dustproof dust removing mechanism is positioned on the shell, corresponds to the air inlet cover plate and the air outlet cover plate, and is used for carrying out dust removing treatment on the air inlet plate and the air outlet plate while driving the air inlet cover plate and the air outlet cover plate to be opened and closed.
The invention provides a noise reduction device of a central air-conditioning fan coil, aiming at the noise problem caused by dust, the noise reduction device is provided with an air inlet cover plate, an air outlet cover plate and a dustproof dust cleaning mechanism, when a fan coil does not work, the air inlet cover plate and the air outlet cover plate vertically cover the surfaces of an air inlet plate and an air outlet plate downwards under the action of gravity to prevent external dust from being attached to the air inlet plate and the air outlet plate, when the air conditioner works, a fan is started to drive indoor air to flow, air enters a shell through the air inlet plate, carries out heat exchange through a heat exchanger and then is discharged through the air outlet plate, at the moment, the dustproof dust cleaning mechanism is started, the dustproof dust cleaning mechanism applies power to the air inlet cover plate and the air outlet cover plate to drive the air inlet cover plate and the air outlet cover plate to rotate to drive the air inlet plate and the air outlet plate to be in an open state, the dustproof dust cleaning mechanism carries out dust cleaning processes on the air inlet plate and the air outlet plate while driving the air inlet cover plate and the air outlet cover plate to rotate, dust cleaning processes dust removal on the air inlet plate and the air outlet plate to further guarantee dust removal effect of dust removal.
Drawings
FIG. 1 is a schematic structural diagram of a noise reduction device for a fan coil of a central air conditioner according to an embodiment of the present invention;
fig. 2 is a side view of a noise reduction device for a coil of a fan of a central air conditioner according to an embodiment of the present invention;
fig. 3 is a top view of a noise reduction device for a coil of a fan of a central air conditioner according to an embodiment of the present invention;
fig. 4 is a front view of a noise reduction device for a fan coil of a central air conditioner according to an embodiment of the invention.
In the drawings: 1-a housing; 2, a fan; 3-a heat exchanger; 4-an air inlet plate; 5-air outlet plate; 6-air inlet cover plate; 7-air outlet cover plate; 8-a drive device; 9-a gear; 10-a first rack; 11-a second rack; 12-a third gear; 13-connecting ropes; 14-a rotating rod; 15-a first rotating wheel; 16-a first drive belt; 17-a second rotating wheel; 18-a screw rod; 19-cleaning brush; 20-a third rotating wheel; 21-a second drive belt; 22-a fourth rotating wheel; 23-a cam; 24-a knock-out plate; 25-axle pin; 26-a three-way drive assembly; 27-a three-way switch assembly; 28-a first transmission assembly; 29-a moving brushing assembly; 30-linkage ash removal components; 31-a second transmission assembly; 32-knock plate assembly; 33-reciprocating knock-out assembly; 34-dustproof dust removal mechanism.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1 to 2, a structure of a noise reduction device for a central air-conditioning fan coil according to an embodiment of the present invention includes:
the air conditioner comprises a shell 1, wherein a fan 2 and a heat exchanger 3 are installed in the shell 1 and used for exchanging heat of introduced air;
the air inlet plate 4 and the air outlet plate 5 are respectively arranged on two sides of the shell 1 and the front side of the shell 1 and correspond to the fan 2 and the heat exchanger 3; it is characterized by also comprising:
one end of the air inlet cover plate 6 is hinged to the air inlet plate 4;
one end of the air outlet cover plate 7 is hinged to the air outlet plate 5;
and the dustproof dust cleaning mechanism 34 is positioned on the shell 1, corresponds to the air inlet cover plate 6 and the air outlet cover plate 7, and performs dust cleaning treatment on the air inlet plate 4 and the air outlet plate 5 while driving the air inlet cover plate 6 and the air outlet cover plate 7 to be opened and closed.
In an embodiment of the invention, the noise reduction device of the central air-conditioning fan coil is provided with an air inlet cover plate 6, an air outlet cover plate 7 and a dust-proof dust-removing mechanism 34 aiming at the noise problem caused by dust, when the fan coil does not work, the air inlet cover plate 6 and the air outlet cover plate 7 vertically cover the surfaces of the air inlet plate 4 and the air outlet plate 5 downwards under the action of gravity to prevent external dust from being attached to the air inlet plate 4 and the air outlet plate 5, when the air-conditioning is in operation, a fan 2 is started to drive indoor air to flow, the air enters the shell 1 through the air inlet plate 4 and is subjected to heat exchange through a heat exchanger 3 and then is discharged through the air outlet plate 5, at the moment, the dust-proof dust-removing mechanism 34 is started, the dust-proof dust-removing mechanism 34 applies power to the air inlet cover plate 6 and the air outlet cover plate 7 to drive the air inlet cover plate 6 and the air outlet cover plate 7 to rotate to drive the air inlet plate 4 and air outlet plate 5 to be in an open state, the dust-removing mechanism 34 drives the air inlet cover plate 6 and air outlet plate 7 to rotate, when the air outlet cover plate 6 and the dust-removing mechanism is closed, the dust-removing mechanism is started to further start dust-removing mechanism and dust-removing mechanism to remove dust from the air inlet plate 5 and dust from the air outlet plate 5.
As shown in fig. 2, as a preferred embodiment of the present invention, the dust-proof and dust-cleaning mechanism 34 includes:
a drive device 8 mounted on the housing 1;
the three-way switch assembly 27 is arranged on the shell 1 and is in driving connection with the output end of the driving device 8, and the three-way switch assembly 27 changes the rotating force into a driving force and is connected with the air inlet cover plate 6 and the air outlet cover plate 7 to drive the air inlet cover plate 6 and the air outlet cover plate 7 to rotate;
linkage deashing subassembly 30 installs the outside of air inlet plate 4 and play flitch 5, with air inlet apron 6 links to each other with air-out apron 7, air inlet apron 6 and air-out apron 7 drive linkage deashing subassembly 30 when rotating and remove, linkage deashing subassembly 30 is used for clearing up the dust on air inlet plate 4 and the play flitch 5.
As shown in fig. 3, as another preferred embodiment of the present invention, the three-way switch assembly 27 includes:
a three-way driving assembly 26 mounted on the housing 1 and drivingly connected to the output end of the driving device 8, the three-way driving assembly 26 converting the rotational force into the pushing force;
connect rope 13, the one end of connecting rope 13 links to each other with three-way drive assembly 26, the other end of connecting rope 13 links to each other with air inlet apron 6 and air-out apron 7, three-way drive assembly 26 transmits the driving force for connecting rope 13, drives air inlet apron 6 and air-out apron 7 and rotates.
As shown in fig. 3, as a preferred embodiment of the present invention, the three-way driving assembly 26 comprises:
the gear 9 is arranged on the shell 1 and is in driving connection with the output end of the driving device 8;
first rack 10, second rack 11 and third rack 12, remove and install on shell 1, respectively with gear 9 meshes in succession, gear 9 drives first rack 10, second rack 11 and third rack 12 respectively when rotating and carries out rectilinear movement, first rack 10, second rack 11 and third rack 12 link to each other with the air inlet apron 6 and the air-out apron 7 of both sides through connecting rope 13 respectively for it rotates to drive air inlet apron 6 and air-out apron 7, controls the switch of air inlet plate 4 and air-out board 5.
Starting a driving device 8 to drive a gear 9 to rotate, wherein a first rack 10 is positioned on one side of the gear 9 and continuously meshed with the gear 9, a second rack 11 and a third rack 12 are respectively positioned at two ends of the gear 9 and are respectively continuously meshed with the gear 9, meanwhile, the first rack 10, the second rack 11 and the third rack 12 are not interfered with each other, the gear 9 respectively drives the first rack 10, the second rack 11 and the third rack 12 to move when rotating, and then a connecting rope 13 is pulled to drive an air inlet cover plate 6 and an air outlet cover plate 7 to rotate; in addition, the three-way driving assembly 26 can also be matched with a crank and a connecting rod, and the connecting rod is driven to linearly move by the rotation of the crank, so that a push-pull force is exerted on the connecting rope 13.
As shown in FIG. 4, as a preferred embodiment of the present invention, the linked ash removal assembly 30 includes:
the rotating rod 14 is rotatably arranged on the air inlet plate 4 and the air outlet plate 5 and is connected with the air inlet cover plate 6 and the air outlet cover plate 7, and the rotating rod 14 is driven to rotate when the air inlet cover plate 6 and the air outlet cover plate 7 are driven to rotate;
a first transmission assembly 28 connected to the rotary rod 14 for transmitting the rotating force of the rotary rod 14;
remove brush subassembly 29, slidable mounting be in on air inlet plate 4 and the play tuber plate 5, with first drive assembly 28 links to each other, first drive assembly 28 transmits the turning force to removing brush subassembly 29, remove brush subassembly 29 and become rectilinear motion with the turning force, remove dust to air inlet plate 4 and play tuber plate 5.
The air inlet cover plate 6 and the air outlet cover plate 7 drive the rotating rod 14 to rotate when rotating, the first transmission assembly 28 comprises a first rotating wheel 15, a first transmission belt 16 and a second rotating wheel 17, the first rotating wheel 15 is fixedly connected with the rotating rod 14, the first transmission belt 16 is sleeved on the first rotating wheel 15 and the second rotating wheel 17, the second rotating wheel 17 is fixedly connected with the movable brush assembly 29, the movable brush assembly 29 comprises a screw rod 18 and a cleaning brush 19, the screw rod 18 is fixedly connected with the second rotating wheel 17, one end of the cleaning brush 19 is connected with the screw rod 18 in a threaded connection mode, a surface layer which is easy to wipe ash and clean ash is arranged on the contact surface of the cleaning brush 19 with the air inlet plate 4 and the air outlet plate 5, the rotating rod 14 rotates to drive the first rotating wheel 15 to rotate, the first transmission belt 16 transmits the rotating force of the first rotating wheel 15 to the second rotating wheel 17, the second rotating wheel 17 drives the screw rod 18 to rotate, the cleaning brush 19 converts the rotating force of the cleaning brush 18 into linear motion, drives the air inlet plate 4 and the air outlet plate 5 to move in a reverse direction, the air conditioner is closed, and the air conditioner can move and return to clean the air outlet plate 14; in addition, the first transmission assembly 28 can also be matched with a chain wheel and a chain as long as the rotation force can be transmitted, the movable brushing assembly 29 can also be matched with a gear and a rack, the rack is driven to move by driving the gear to rotate, and the dust removal surface layer is arranged on the rack.
As shown in fig. 2, as a preferred embodiment of the present invention, the dust-proof and cleaning mechanism 34 further includes a reciprocating dust knocking component 33, which is installed in the housing 1, and corresponds to the air inlet plate 4 and the air outlet plate 5, and is used for knocking the air inlet plate 4 and the air outlet plate 5 to drive the dust to vibrate outwards.
In order to prevent that the dust from piling up the difficult clearance of card in the corner, can also be provided with reciprocal hitting grey subassembly 33, start reciprocal hitting grey subassembly 33 and strike air inlet plate 4 and air-out board 5 when rotating as air inlet apron 6 and air-out apron 7, and be located the inside of shell 1, strike from inside outwards, be favorable to driving the dust and outwards waft.
As shown in fig. 2, as a preferred embodiment of the present invention, the reciprocating rapping assembly 33 comprises:
the second transmission assembly 31 is mounted on the housing 1, connected with the air inlet cover plate 6 and the air outlet cover plate 7, and used for transmitting the rotating force of the air inlet cover plate 6 and the air outlet cover plate 7;
and the knocking plate assembly 32 is arranged in the shell 1 and is connected with the second transmission assembly 31, and the second transmission assembly 31 transmits the rotating force to the knocking plate assembly 32 to drive the knocking plate assembly 32 to perform a reciprocating knocking process.
The second transmission assembly 31 comprises a third rotating wheel 20, a second transmission belt 21 and a fourth rotating wheel 22, the third rotating wheel 20 is connected with the air inlet cover plate 6 and the air outlet cover plate 7, the second transmission belt 21 is sleeved between the third rotating wheel 20 and the fourth rotating wheel 22, the fourth rotating wheel 22 is connected with the knock plate assembly 32, the third rotating wheel 20 is driven to rotate when the air inlet cover plate 6 and the air outlet cover plate 7 rotate, the second transmission belt 21 transmits the rotating force of the third rotating wheel 20 to the fourth rotating wheel 22, the fourth rotating wheel 22 is driven to rotate, and further power can be provided for the knock plate assembly 32; in addition, the second transmission assembly 31 can also be a combination of a sprocket and a chain, as long as the rotation force can be transmitted.
As shown in fig. 2, as a preferred embodiment of the present invention, the striking plate assembly 32 includes:
the cam 23 is connected with the second transmission assembly 31;
the knocking plate 24 is movably arranged in the shell 1 through a shaft pin 25, the shaft pin 25 is close to one end of the knocking plate 24, the other end of the knocking plate 24 is driven to be in contact with the air inlet plate 4 and the air outlet plate 5, and the protruding part of the cam 23 is in contact with one end, far away from the air inlet plate 4 and the air inlet plate 4, of the knocking plate 24.
In order to ensure that the upper end and the lower end of the air inlet plate 4 and the lower end of the air outlet plate 5 are both considered, the knocking plate 24 is arranged, the shaft pin 25 is used for driving the knocking plate 24 to rotate and be installed in the shell 1, the shaft pin 25 is close to one end of the knocking plate 24, the other end of the knocking plate 24 leans against the air inlet plate 4 and the air outlet plate 5 due to unbalanced gravity, one end of the knocking plate 24 tilts, when the second transmission assembly 31 transmits the rotating force to the cam 23, the cam 23 is driven to rotate, when the protruding part of the cam 23 rotates to be in contact with one end of the knocking plate 24, pressure is applied to one end of the knocking plate 24, one end of the knocking plate 24 is driven to knock on one end of the air inlet plate 4 and one end of the air outlet plate 5, the cam 23 continues to rotate, the pressure lost at one end of the knocking plate 24 gradually disappears, the knocking plate 24 gradually returns to the other end of the air inlet plate 4 and the air outlet plate 5, and accordingly, dust particles can be driven to move outwards; in addition, the knocking plate assembly 32 can also be matched with a crank and a connecting rod, the connecting rod is driven to push and pull in a reciprocating mode through the rotation of the crank, and the air inlet plate 4 and the air outlet plate 5 are knocked continuously.
The working principle is as follows: when the fan coil does not work, the air inlet cover plates 6 and 7 cover the surfaces of the air inlet plate 4 and the air outlet plate 5, so that external dust is prevented from being attached to the air inlet plate 4 and the air outlet plate 5, when the air conditioner works, the air conditioner starts 8 to drive the gear 9 to rotate, the gear 9 drives the first rack 10, the second rack 11 and the third rack 12 to move respectively when rotating, and then the connecting rope 13 is pulled to drive the air inlet cover plate 6 and the air outlet cover plate 7 to rotate;
the air inlet cover plate 6 and the air outlet cover plate 7 drive the rotating rod 14 to rotate when rotating, the first transmission assembly 28 comprises a first rotating wheel 15, a first transmission belt 16 and a second rotating wheel 17, the movable brush assembly 29 comprises a screw rod 18 and a cleaning brush 19, the rotating rod 14 rotates to drive the first rotating wheel 15 to rotate, the first transmission belt 16 transmits the rotating force of the first rotating wheel 15 to the second rotating wheel 17, the second rotating wheel 17 drives the screw rod 18 to rotate, the cleaning brush 19 is driven to move on the surfaces of the air inlet plate 4 and the air outlet plate 5, and a dust removing process is carried out in the moving process;
the second transmission assembly 31 comprises a third rotating wheel 20, a second transmission belt 21 and a fourth rotating wheel 22, and is provided with a knocking plate 24, one end of the knocking plate 24 tilts, when the protruding part of the cam 23 rotates to be in contact with one end of the knocking plate 24, pressure is applied to one end of the knocking plate 24 to drive one end of the knocking plate 24 to knock on one ends of the air inlet plate 4 and the air outlet plate 5, the cam 23 continues to rotate, the pressure lost at one end of the knocking plate 24 gradually disappears, the knocking plate 24 gradually returns to the original position, and the other ends of the air inlet plate 4 and the air outlet plate 5 are knocked on, so that dust particles can be driven to move outwards; in addition, the three-way driving assembly 26 can also be matched with a crank and a connecting rod, the first transmission assembly 28 can also be matched with a chain wheel and a chain, the second transmission assembly 31 can also be matched with the chain wheel and the chain, and the striking plate assembly 32 can also be matched with the crank and the connecting rod.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (4)
1. A central air conditioning fan coil noise reduction device, comprising:
the air conditioner comprises a shell, wherein a fan and a heat exchanger are arranged in the shell and used for carrying out heat exchange on introduced air;
the air inlet plates are arranged on two sides of the shell, and the air outlet plates are arranged on the front side of the shell and correspond to the fan and the heat exchanger; it is characterized by also comprising:
one end of the air inlet cover plate is hinged to the air inlet plate;
one end of the air outlet cover plate is hinged to the air outlet plate;
the dustproof dust removing mechanism is positioned on the shell, corresponds to the air inlet cover plate and the air outlet cover plate, and performs dust removing treatment on the air inlet plate and the air outlet plate while driving the air inlet cover plate and the air outlet cover plate to be opened and closed;
dustproof clear dirt mechanism includes:
a drive device mounted on the housing;
the three-way switch assembly is arranged on the shell and is in driving connection with the output end of the driving device, and the three-way switch assembly changes the rotating force into a driving force and is connected with the air inlet cover plate and the air outlet cover plate to drive the air inlet cover plate and the air outlet cover plate to rotate;
the linkage dust cleaning component is arranged on the outer sides of the air inlet plate and the air outlet plate and is connected with the air inlet cover plate and the air outlet cover plate, the air inlet cover plate and the air outlet cover plate drive the linkage dust cleaning component to move when rotating, and the linkage dust cleaning component is used for cleaning dust on the air inlet plate and the air outlet plate;
the three-way switch assembly includes:
the three-way driving assembly is arranged on the shell and is in driving connection with the output end of the driving device, and the three-way driving assembly changes the rotating force into a pushing force;
one end of the connecting rope is connected with the three-way driving assembly, the other end of the connecting rope is connected with the air inlet cover plate and the air outlet cover plate, and the three-way driving assembly transmits a driving force to the connecting rope to drive the air inlet cover plate and the air outlet cover plate to rotate;
the three-way drive assembly includes:
the gear is arranged on the shell and is in driving connection with the output end of the driving device;
the first rack, the second rack and the third rack are movably mounted on the shell and are respectively and continuously meshed with the gears, the gears respectively drive the first rack, the second rack and the third rack to linearly move when rotating, and the first rack, the second rack and the third rack are respectively connected with the air inlet cover plate and the air outlet cover plate on two sides through connecting ropes and are used for driving the air inlet cover plate and the air outlet cover plate to rotate and controlling the opening and closing of the air inlet plate and the air outlet plate;
the linkage deashing subassembly includes:
the rotating rod is rotatably arranged on the air inlet plate and the air outlet plate and is connected with the air inlet cover plate and the air outlet cover plate, and the air inlet cover plate and the air outlet cover plate drive the rotating rod to rotate when being driven to rotate;
the first transmission assembly is connected with the rotating rod and is used for transmitting the rotating force of the rotating rod;
the movable brush component is slidably mounted on the air inlet plate and the air outlet plate and connected with the first transmission component, the first transmission component transmits a rotating force to the movable brush component, and the movable brush component changes the rotating force into linear motion and removes dust on the air inlet plate and the air outlet plate.
2. The fan coil noise reduction device of claim 1, wherein the dust prevention and removal mechanism further comprises a reciprocating dust knocking assembly mounted in the housing and corresponding to the air inlet plate and the air outlet plate for knocking the air inlet plate and the air outlet plate to drive the dust to vibrate outwards.
3. The central air conditioning fan coil noise reduction device of claim 2, wherein the reciprocating squeegeeing assembly comprises:
the second transmission assembly is arranged on the shell, is connected with the air inlet cover plate and the air outlet cover plate and is used for transmitting the rotating force of the air inlet cover plate and the air outlet cover plate;
and the knocking plate assembly is arranged in the shell and is connected with the second transmission assembly, and the second transmission assembly transmits the rotating force to the knocking plate assembly to drive the knocking plate assembly to perform a reciprocating knocking process.
4. The central air conditioning fan coil noise reduction device of claim 3, wherein the knock plate assembly comprises:
the cam is connected with the second transmission assembly;
the knocking plate is movably arranged in the shell through a shaft pin, the shaft pin is close to one end of the knocking plate, the other end of the knocking plate is driven to be in contact with the air inlet plate and the air outlet plate, and the protruding part of the cam is in contact with one end, far away from the air inlet plate and the air inlet plate, of the knocking plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210095389.7A CN114353174B (en) | 2022-01-26 | 2022-01-26 | Noise reduction device for central air-conditioning fan coil |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210095389.7A CN114353174B (en) | 2022-01-26 | 2022-01-26 | Noise reduction device for central air-conditioning fan coil |
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| Publication Number | Publication Date |
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| CN114353174A CN114353174A (en) | 2022-04-15 |
| CN114353174B true CN114353174B (en) | 2023-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210095389.7A Active CN114353174B (en) | 2022-01-26 | 2022-01-26 | Noise reduction device for central air-conditioning fan coil |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117515674B (en) * | 2023-12-04 | 2024-06-11 | 无锡雪鸥移动空调有限公司 | Non-drainage aircraft process guarantee mobile air conditioner |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004077052A (en) * | 2002-08-20 | 2004-03-11 | Hitachi Home & Life Solutions Inc | Air conditioner |
| CN106196291B (en) * | 2016-08-22 | 2022-01-25 | 珠海格力电器股份有限公司 | Air conditioner indoor unit and air conditioner with same |
| CN106322574A (en) * | 2016-10-31 | 2017-01-11 | 长安大学 | Intelligent dustproof device of air conditioner outdoor unit |
| CN213272843U (en) * | 2020-09-07 | 2021-05-25 | 青岛海尔空调器有限总公司 | Fresh air conditioner |
| CN112050303A (en) * | 2020-09-29 | 2020-12-08 | 陕西钧诚建鑫机电工程有限公司 | Central air conditioner convenient to clearance air outlet dust |
| CN112303783A (en) * | 2020-11-13 | 2021-02-02 | 江苏枂硕电子科技有限公司 | Ventilation equipment with lighting panel and use method |
| CN214849873U (en) * | 2021-06-29 | 2021-11-23 | 陕西惠齐电力科技开发有限公司 | Block terminal with dampproofing structure |
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Denomination of invention: A noise reduction device for central air conditioning fan coil units Granted publication date: 20230407 Pledgee: China Postal Savings Bank Co.,Ltd. Wucheng County Branch Pledgor: Dezhou Meida Air Conditioning Equipment Co.,Ltd. Registration number: Y2024980003207 |
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