CN215597685U - 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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- CN215597685U CN215597685U CN202122020478.9U CN202122020478U CN215597685U CN 215597685 U CN215597685 U CN 215597685U CN 202122020478 U CN202122020478 U CN 202122020478U CN 215597685 U CN215597685 U CN 215597685U
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- noise reduction
- central air
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Abstract
The utility model relates to a noise reduction device for a central air-conditioning fan coil, which comprises a fixing device, a pneumatic rotating device and an air flow scattering device, wherein the fixing device comprises a fixing body and an installation supporting leg, the fixing body is a cylindrical mechanism, the installation supporting leg is fixedly connected with the fixing body, the installation supporting leg is detachably connected with the inner wall of an air pipe, the pneumatic rotating device is arranged in front of the fixing body through a rotating shaft, the pneumatic rotating device is fixedly connected with the rotating shaft, the rotating shaft penetrates through the circle center position of the fixing body and is rotatably connected with the fixing body, and the rear end of the rotating shaft is fixedly connected with the air flow scattering device; the problem of noise caused by air pressure change in the prior art is effectively solved.
Description
Technical Field
The utility model relates to the technical field of centrifugal fans, in particular to a fan coil noise reduction device of a central air conditioner.
Background
The fan-coil unit is called fan-coil for short, it is one of the end devices of air-conditioning system formed from small-sized fan, motor and coil (air heat exchanger), etc., when the chilled water or hot water is passed through the interior of coil pipe, it can exchange heat with air outside of pipe to make air be cooled, dehumidified or heated to regulate indoor air parameter, it is a commonly-used end device for cooling and heating.
The existing fan coil pipe is used, because gas in the air pipe passes through the fan pressurizing process in the earlier stage, a large amount of gas pressure is instantly reduced when the rear end is discharged outwards through the air outlet, and the airflow impacts the pipe orifice to easily form certain noise at the air outlet, so that the comfortable experience of a user is reduced.
Therefore, the utility model provides a noise reduction device for a central air-conditioning fan coil to solve the problem.
SUMMERY OF THE UTILITY MODEL
Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides a noise reduction device for a fan coil of a central air conditioner, which effectively solves the problem that noise is caused at a pipe orifice due to air pressure change in the prior art.
The utility model relates to a central air-conditioning fan coil noise reduction device which is realized by the following technical scheme and comprises a fixing device, a pneumatic rotating device and an air flow scattering device, wherein the fixing device comprises a fixing body and an installation supporting leg, the fixing body is a cylindrical mechanism, the installation supporting leg is fixedly connected with the fixing body, the installation supporting leg is detachably connected with the inner wall of an air pipe, the pneumatic rotating device is arranged in front of the fixing body through a rotating shaft, the pneumatic rotating device is fixedly connected with the rotating shaft, the rotating shaft penetrates through the circle center position of the fixing body and is rotatably connected with the fixing body, and the rear end of the rotating shaft is fixedly connected with the air flow scattering device.
In order to further optimize the present invention, the following technical solutions may be preferably selected:
preferably, the pneumatic rotating device comprises a rotating body and blades, the middle of the rotating body is fixedly connected with the rotating shaft, and the blades are uniformly and fixedly connected to the outer edge of the rotating body.
Preferably, the front portion of the rotating body is formed in a conical shape.
Preferably, the installation landing leg end sets up the tight piece of deciding, set up the external screw thread on the installation landing leg, the tight piece setting with the external screw thread to the internal thread of adaptation, the tight piece passes through the internal thread and can dismantle with the installation landing leg and be connected.
Preferably, the tail end of the fastening block is provided with a supporting block, the supporting block is arranged on one side close to the object to be fixed, and the transverse cross section of the supporting block is larger than that of the fastening block.
Preferably, the supporting block is fixedly connected with a rubber pad.
Preferably, the airflow dispersing device is an elongated sheet-shaped structure, and the elongated sheet-shaped structure is arranged in a manner that the diameter of a spiral is gradually increased.
Preferably, the number of the mounting support legs is four, and the four mounting support legs are respectively arranged at four positions along the upper direction, the lower direction, the left direction and the right direction outside the fixing body.
The utility model has the beneficial effects that:
through setting up fixing device, pnematic rotary device, the device is broken up to the air current, fixing device fixes this device in the wind gap inboard, the direction setting that pnematic rotary device was blown towards the air current, the air current blows pnematic rotary device and rotates, the kinetic energy of converting the potential energy of partial air current into pnematic rotary device, thereby reduce partly atmospheric pressure potential energy, and simultaneously, pnematic rotary device's rotation can drive the air current and break up the device rotation, thereby make the air current that finally goes out from the air outlet slow down, effectively reduce the noise that the atmospheric pressure change of air outlet caused.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of the installation of the present invention;
fig. 3 is an enlarged view of a portion a of fig. 2.
Description of the reference numerals
1. A fixing device; 101. a fixed body; 102. mounting support legs; 2. a pneumatic rotating device; 201. a rotating body; 202. a blade; 3. an airflow break-up device; 4. a rotating shaft; 5. a fastening block; 6. a support block; 7. a rubber pad; 8. and (7) an air pipe.
Detailed Description
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1-3, a device of making an uproar falls in central air conditioning fan coil, including fixing device 1, pnematic rotary device 2, the device 3 is broken up to the air current, fixing device 1 includes the fixed body 101, installation landing leg 102, the fixed body 101 is cylindrical mechanism, installation landing leg 102 and fixed body 101 fixed connection, installation landing leg 102 can be dismantled with the tuber pipe inner wall and be connected, the installation and the dismantlement of this device of convenience during the effect, for the more firm of installation, installation landing leg 102 is provided with four, set up respectively in fixed body 101 outer edge four positions of upper, lower, left and right direction, the effect is used for installing this device in tuber pipe 8.
Pneumatic rotary device 2 sets up in fixed body 101 the place ahead through rotation axis 4, it sets up to face the air current direction during the installation, pneumatic rotary device 2 and 4 fixed connection of rotation axis, rotation axis 4 passes fixed body 101 centre of a circle position and is rotated with fixed body 101 and be connected, 4 rear end fixed connection air current of rotation axis break up device 3, air current break up device 3 is the lamellar structure of rectangular shape, the lamellar structure of rectangular shape sets up with the mode that the spiral diameter is crescent gradually, the effect is broken up the air current, make the air current go out from the air outlet with the spiral rotation mode, make the air current of sending over by the fan in the unit interval reduce behind some potential energy through pneumatic rotary device 2 in the place ahead again with compare original more soft mode from the air exit discharge.
The pneumatic rotating device 2 comprises a rotating body 201 and blades 202, the middle part of the rotating body 201 is fixedly connected with a rotating shaft 4, the blades 202 are uniformly and fixedly connected with the outer edge position of the rotating body 201, the pneumatic rotating device can also be a device which can be rotated by blowing energy through airflow in other modes, and the front part of the rotating body 201 is set to be in a conical shape in order to improve the conversion efficiency.
For convenient dismouting, installation landing leg 102 end sets up tight decide piece 5, sets up the external screw thread on the installation landing leg 102, tight decide piece 5 set up with the external screw thread to the internal thread of adaptation, tight decide piece 5 can dismantle with installation landing leg 102 through the internal thread and be connected, during the installation through twisting tight decide piece and make tight decide piece compress tightly the tuber pipe inner wall.
The tail end of the fastening block 5 is provided with a supporting block 6, the supporting block 6 is arranged on one side close to a to-be-fixed object, the transverse section size of the supporting block 6 is larger than that of the fastening block 5, the contact area of the fixing part is increased, the fixing stability is improved, and the supporting block 6 is fixedly connected with a rubber pad 7 in order to avoid vibration between rigid connection.
When specifically using, through setting up fixing device, pnematic rotary device, the device is broken up to the air current, fixing device fixes this device in the wind gap inboard, pnematic rotary device is facing the direction setting that the air current blown, the air current blows pnematic rotary device and rotates, the kinetic energy of converting partial air current's potential energy into pnematic rotary device, thereby reduce partly atmospheric pressure potential energy, and simultaneously, pnematic rotary device's rotation can drive the air current and break up the device rotation, thereby make the air current that finally goes out from the air outlet slow down, effectively reduce the noise that the atmospheric pressure change of air outlet caused.
What should be noted later is: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (8)
1. The utility model provides a device of making an uproar falls in central air conditioning fan coil, its characterized in that, breaks up device (3) including fixing device (1), pnematic rotary device (2), air current, fixing device (1) is including fixed body (101), installation landing leg (102), fixed body (101) are cylindrical mechanism, installation landing leg (102) and fixed body (101) fixed connection, installation landing leg (102) can be dismantled with the tuber pipe inner wall and be connected, pnematic rotary device (2) set up in fixed body (101) the place ahead through rotation axis (4), pnematic rotary device (2) and rotation axis (4) fixed connection, rotation axis (4) pass fixed body (101) centre of a circle position and are rotated with fixed body (101) and are connected, rotation axis (4) rear end fixed connection air current breaks up device (3).
2. The fan coil noise reduction device for the central air conditioner as claimed in claim 1, wherein the pneumatic rotating device (2) comprises a rotating body (201) and blades (202), the middle part of the rotating body (201) is fixedly connected with the rotating shaft (4), and the blades (202) are uniformly and fixedly connected to the outer edge of the rotating body (201).
3. A fan coil noise reduction device for central air conditioners according to claim 2 wherein the front part of the rotary body (201) is set in a conical shape.
4. The noise reduction device of the fan coil of the central air conditioner as claimed in claim 1, wherein the end of the mounting leg (102) is provided with a fastening block (5), the mounting leg (102) is provided with an external thread, the fastening block (5) is provided with an internal thread matched with the external thread, and the fastening block (5) is detachably connected with the mounting leg (102) through the internal thread.
5. The noise reduction device of the central air-conditioning fan coil pipe of claim 4, characterized in that the end of the fastening block (5) is provided with a support block (6), the support block (6) is arranged on the side close to the object to be fixed, and the transverse cross-sectional dimension of the support block (6) is larger than that of the fastening block (5).
6. A fan coil noise reduction device for central air conditioners according to claim 5 wherein the support block (6) is fixedly connected with a rubber pad (7).
7. A fan coil noise reduction device for central air conditioners according to claim 1, characterized in that the airflow breaking device (3) is an elongated sheet structure arranged in a manner that the spiral diameter is gradually increased.
8. The fan coil noise reduction device of claim 1, wherein four of the mounting legs (102) are provided at four positions along the upper, lower, left and right directions outside the fixing body (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122020478.9U CN215597685U (en) | 2021-08-25 | 2021-08-25 | Noise reduction device for central air-conditioning fan coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122020478.9U CN215597685U (en) | 2021-08-25 | 2021-08-25 | Noise reduction device for central air-conditioning fan coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215597685U true CN215597685U (en) | 2022-01-21 |
Family
ID=79882815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122020478.9U Active CN215597685U (en) | 2021-08-25 | 2021-08-25 | Noise reduction device for central air-conditioning fan coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215597685U (en) |
-
2021
- 2021-08-25 CN CN202122020478.9U patent/CN215597685U/en active Active
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| GR01 | Patent grant | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: 450000 No.82, 9 / F, building 2, no.8-1, Xiangsheng street, Zhengzhou area (Zhengdong), Zhengzhou pilot Free Trade Zone, Henan Province Patentee after: Yuhe Construction Group Co.,Ltd. Address before: 450000 No.82, 9 / F, building 2, no.8-1, Xiangsheng street, Zhengzhou area (Zhengdong), Zhengzhou pilot Free Trade Zone, Henan Province Patentee before: Henan Tongxing Environmental Protection Technology Co.,Ltd. |