CN214998485U - Thermal power plant's fan vibration/noise reduction device - Google Patents
Thermal power plant's fan vibration/noise reduction device Download PDFInfo
- Publication number
- CN214998485U CN214998485U CN202120682727.8U CN202120682727U CN214998485U CN 214998485 U CN214998485 U CN 214998485U CN 202120682727 U CN202120682727 U CN 202120682727U CN 214998485 U CN214998485 U CN 214998485U
- Authority
- CN
- China
- Prior art keywords
- sound insulation
- insulation shell
- shell
- power plant
- thermal power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000009413 insulation Methods 0.000 claims abstract description 76
- 230000030279 gene silencing Effects 0.000 claims description 7
- 230000007306 turnover Effects 0.000 claims description 7
- 238000013016 damping Methods 0.000 claims description 4
- 239000000428 dust Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a thermal power plant fan vibration/noise reduction device, which comprises a sound insulation box, an air exhaust device, a driving motor, a motor base and a fixed plate, wherein the sound insulation box comprises a sound insulation shell, the sound insulation shell is of a box-shaped structure with a hollow interior, the middle part of the top end of the sound insulation shell is rotatably connected with a flip cover, a connecting plate is constructed at the position, away from the rotatable connection part, of the flip cover, a groove for the embedding of the connecting plate is arranged on the sound insulation shell, a bolt is screwed on the connecting plate and is connected into the sound insulation shell in a threaded manner, the middle part in the sound insulation shell is provided with the driving motor, the motor base is arranged at the bottom end of the driving motor, a plurality of springs are arranged at the bottom end of the motor base, the bottom ends of the plurality of springs are all fixedly connected with the bottom end of the sound insulation shell, and the thermal power plant fan vibration/noise reduction device can isolate the noise generated by the driving motor, and the vibration of the driving motor in operation can be reduced.
Description
Technical Field
The utility model belongs to the technical field of fan vibration/noise reduction, concretely relates to fan vibration/noise reduction device of thermal power plant.
Background
In a thermal power plant, a fan is often used for air supply or air exhaust and the like; the fan generally includes fan, impeller and impeller casing etc. and in the operation, utilize expansion bolts directly to fix to the assigned position on the mount pad below the fan, because the fan can produce the vibration when driving the impeller rotation, consequently can produce a large amount of noise pollution, influence operational environment.
In the existing fan of the thermal power plant, when the fan drives the impeller to rotate and wind, noise can be generated; and current fan of thermal power plant, when the installation was accomplished the back fan and is carried out work, the fan can drive the mount pad vibrations, can lead to the bolt not hard up.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a fan vibration/noise reduction device of thermal power plant to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a thermal power plant fan damping and noise reducing device comprises a sound insulation box, an air exhaust device, a driving motor, a motor base and a fixing plate, wherein the sound insulation box comprises a sound insulation shell which is of a box-shaped structure with a hollow interior, and the middle part of the top end of the sound insulation shell is rotatably connected with a turnover cover, a connecting plate is constructed at the part of the turnover cover far away from the rotatable connection part, the sound insulation shell is provided with a groove for embedding the connecting plate, the connecting plate is screwed with a bolt, the bolt is connected into the sound insulation shell in a threaded manner, a driving motor is arranged in the middle of the sound insulation shell, a motor base is arranged at the bottom end of the driving motor, the bottom end of the motor base is provided with a plurality of springs, the bottom ends of the springs are all fixedly connected with the inner bottom end of the sound insulation shell, and a plurality of extension springs are symmetrically installed on the side surface of the motor base, and the extension springs are arranged at one ends, far away from the motor base, of the extension springs and fixedly connected with the inner side surface of the sound insulation shell.
Preferably, an exhaust device is installed on one side of the sound insulation shell, the exhaust device is communicated with the inside of the sound insulation shell, and an impeller is installed at one end, facing the exhaust device, of the driving motor.
Preferably, a silencing groove is formed in one end, close to the air exhaust device, in the sound insulation shell, and a dust screen is installed in the middle of one end, far away from the air exhaust device, of the sound insulation shell.
Preferably, the exhaust device comprises an exhaust pipe, one end of the exhaust pipe is communicated with the sound insulation shell, a connecting disc is constructed at the other end of the exhaust pipe, a mounting groove is formed in one side, away from the exhaust pipe, of the connecting disc, and a plurality of first threaded holes are formed in the connecting disc.
Preferably, the connection part of the sound insulation shell and the flip cover is provided with a connection lug plate, and one side of the flip cover, which is close to the connection lug plate, is provided with a connection bolt which is rotatably connected with the connection lug plate.
Preferably, two fixing plates are symmetrically constructed at the bottom end of the side face of the sound insulation shell, a rib plate is constructed in the middle of each fixing plate, one side of each rib plate is fixedly connected with the top end of each fixing plate, the other side of each rib plate is fixedly connected with the side face of the sound insulation shell, and a plurality of second threaded holes are formed in the two fixing plates.
Preferably, the bottom of the sound insulation shell and the bottom of the two fixing plates are connected with a rubber non-slip mat, and the top of the rubber non-slip mat is bonded with the bottom of the sound insulation shell and the bottom of the two fixing plates.
The utility model discloses a technological effect and advantage: according to the thermal power plant fan damping and noise reducing device, the sound insulation shell and the turnover cover are arranged on the periphery of the driving motor, so that when the driving motor drives the impeller to work, the noise transmission can be reduced, and the influence of the noise transmission on surrounding workers is avoided; through installing the motor base in the driving motor bottom, by installing the spring in the motor base bottom and installing the extension spring in the motor base side, can carry out the shock attenuation to motor base and install the driving motor on motor base, avoid the vibrations that driving motor during operation produced to drive the mount pad vibrations, avoid the not hard up phenomenon to appear in the bolt.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1 according to the present invention;
fig. 3 is a schematic cross-sectional view taken along line B-B of fig. 1 according to the present invention.
In the figure: 1 sound insulation box, 101 sound insulation shell, 102 flip cover, 103 silencing groove, 104 dust screen, 2 air exhaust device, 201 air exhaust pipe, 202 connecting disc, 203 mounting groove, 204 first threaded hole, 3 driving motor, 301 impeller, 4 motor base, 401 spring, 402 tension spring, 5 connecting lug plate, 501 connecting bolt, 6 fixing plate, 601 ribbed plate, 602 second threaded hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, 2 and 3, the fan damping and noise reducing device for a thermal power plant comprises a sound insulation box 1, an air exhaust device 2 and a driving motor 3, wherein the sound insulation box 1 comprises a sound insulation housing 101, the sound insulation housing 101 is a box-shaped structure with a hollow interior, a flip cover 102 is rotatably connected to the middle of the top end of the sound insulation housing 101, in specific implementation, sound insulation cotton is arranged inside the sound insulation housing 101 and the flip cover 102, a connecting plate is configured at a position of the flip cover 102 far away from the rotatable connection position, a connecting lug plate 5 is configured at a connection position of the sound insulation housing 101 and the flip cover 102, a connecting pin 501 rotatably connected with the connecting lug plate 5 is configured at one side of the flip cover 102 close to the connecting lug plate 5, a groove for embedding the connecting plate is formed in the sound insulation housing 101, a bolt is spirally screwed into the connecting plate, and is connected into the sound insulation housing 101 by the bolt, in specific implementation, the noise generated when the driving motor 3 works is isolated by the sound insulation shell 101 and the turnover cover 102, so that the noise is prevented from being transmitted, the influence on surrounding workers is generated, and meanwhile, the turnover cover 102 which can be turned over is convenient for maintaining the driving motor 3 at the later stage;
an air exhaust device 2 is installed on one side of the sound insulation shell 101, the air exhaust device 2 is communicated with the interior of the sound insulation shell 101, an impeller 301 is installed at one end, facing the air exhaust device 2, of the driving motor 3, a silencing groove 103 is formed in one end, close to the air exhaust device 2, of the sound insulation shell 101, in the concrete implementation, the silencing groove 103 is an arc-shaped groove, when the impeller 301 rotates to generate wind power, a certain noise can be generated when partial wind impacts the sound insulation shell 101, after the silencing groove 103 is formed, partial wind power is guided by the arc-shaped silencing groove 103, and a dustproof net 104 is installed in the middle of one end, far away from the air exhaust device 2, of the sound insulation shell 101;
As shown in fig. 1 and 2, the fan vibration and noise reduction device for the thermal power plant comprises a sound insulation box 1, a driving motor 3, a motor base 4 and a fixing plate 6, wherein the driving motor 3 is installed in the middle of the sound insulation shell 101, the motor base 4 is installed at the bottom end of the driving motor 3, a plurality of springs 401 are installed at the bottom end of the motor base 4, the bottom ends of the plurality of springs 401 are fixedly connected with the inner bottom end of the sound insulation shell 101, a plurality of tension springs 402 are symmetrically installed on the side surface of the motor base 4, and one ends, far away from the motor base 4, of the plurality of tension springs 402 are fixedly connected with the inner side surface of the sound insulation shell 101;
two fixed plates 6 are symmetrically constructed at the bottom end of the side face of the sound insulation shell 101, a ribbed plate 601 is constructed at the middle part of each fixed plate 6, one side of each ribbed plate 601 is fixedly connected with the top end of each fixed plate 6, the other side of each ribbed plate 601 is fixedly connected with the side face of the sound insulation shell 101, a plurality of second threaded holes 602 are formed in each fixed plate 6, the bottom ends of the sound insulation shell 101 and the two fixed plates 6 are jointly connected with a rubber anti-slip pad, the top ends of the rubber anti-slip pads are bonded with the bottom ends of the sound insulation shell 101 and the bottom ends of the two fixed plates 6, and in the specific implementation process, the rubber anti-slip pads can increase the connection stability of the device after the device is fixed at a specified position through the fixed plates 6.
Claims (7)
1. A thermal power plant fan damping and noise reducing device comprises a sound insulation box (1), an exhaust device (2), a driving motor (3), a motor base (4) and a fixing plate (6);
the method is characterized in that: the sound insulation box (1) comprises a sound insulation shell (101), the sound insulation shell (101) is of a box-shaped structure with a hollow interior, the middle of the top end of the sound insulation shell (101) is rotatably connected with a turnover cover (102), a connecting plate is constructed at the position, far away from the rotatable connection, of the turnover cover (102), a groove for the connection plate to be embedded is formed in the sound insulation shell (101), a bolt is screwed into the connecting plate, and the bolt is connected into the sound insulation shell (101) in a threaded mode;
mid-mounting has driving motor (3) in sound insulation shell (101), motor base (4) are installed to the bottom of driving motor (3), a plurality of springs (401) are installed, a plurality of to the bottom of motor base (4) the bottom of spring (401) all with the inside bottom fixed connection of sound insulation shell (101), just a plurality of extension springs (402), a plurality of are installed to the side symmetry of motor base (4) one end that motor base (4) were kept away from in extension spring (402) all with the inside side fixed connection of sound insulation shell (101).
2. The thermal power plant fan vibration/noise reduction device according to claim 1, characterized in that: exhaust device (2) are installed to one side of sound insulation shell (101), exhaust device (2) and the inside intercommunication of sound insulation shell (101), just impeller (301) are installed towards the one end of exhaust device (2) in driving motor (3).
3. The thermal power plant fan vibration/noise reduction device according to claim 1, characterized in that: a silencing groove (103) is formed in one end, close to the air exhaust device (2), in the sound insulation shell (101), and a dust screen (104) is installed in the middle of one end, far away from the air exhaust device (2), of the sound insulation shell (101).
4. The thermal power plant fan vibration/noise reduction device according to claim 1, characterized in that: exhaust device (2) include exhaust pipe (201), the one end and the shell that gives sound insulation (101) intercommunication of exhaust pipe (201), just the other end of exhaust pipe (201) is constructed and is had connection pad (202), mounting groove (203) have been seted up to one side that exhaust pipe (201) were kept away from in connection pad (202), just a plurality of first screw holes (204) have been seted up on connection pad (202).
5. The thermal power plant fan vibration/noise reduction device according to claim 1, characterized in that: the connection position of shell (101) and flip (102) gives sound insulation is constructed and is connected otic placode (5), flip (102) are close to one side of connecting otic placode (5) and are constructed and be connected otic placode (5) swivelling joint's connecting pin (501).
6. The thermal power plant fan vibration/noise reduction device according to claim 1, characterized in that: the side bottom symmetrical structure of shell (101) gives sound insulation has two fixed plates (6), two the middle part of fixed plate (6) all is constructed floor (601), the top fixed connection of one side and fixed plate (6) of floor (601), the opposite side of floor (601) and the side fixed connection of shell (101) give sound insulation, two a plurality of second screw holes (602) have all been seted up on fixed plate (6).
7. The thermal power plant fan vibration/noise reduction device according to claim 6, wherein: the bottom of shell (101) and two fixed plates (6) give sound insulation is connected with rubber non slipping spur jointly, and the top of rubber non slipping spur bonds the setting with the bottom of shell (101) and two fixed plates (6) give sound insulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120682727.8U CN214998485U (en) | 2021-04-02 | 2021-04-02 | Thermal power plant's fan vibration/noise reduction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120682727.8U CN214998485U (en) | 2021-04-02 | 2021-04-02 | Thermal power plant's fan vibration/noise reduction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214998485U true CN214998485U (en) | 2021-12-03 |
Family
ID=79095803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120682727.8U Expired - Fee Related CN214998485U (en) | 2021-04-02 | 2021-04-02 | Thermal power plant's fan vibration/noise reduction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214998485U (en) |
-
2021
- 2021-04-02 CN CN202120682727.8U patent/CN214998485U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211429075U (en) | Protective cover for motor installation | |
| CN214998485U (en) | Thermal power plant's fan vibration/noise reduction device | |
| CN216642562U (en) | Novel negative pressure fan casing convenient to motor is fixed | |
| CN215221921U (en) | Centrally-mounted motor with noise reduction function | |
| CN210985841U (en) | Novel motor device for vehicle window glass lifter | |
| CN212677006U (en) | Motor operation fixing device | |
| CN211240491U (en) | Dampproofing dirt-proof electronic communication device | |
| CN211880821U (en) | A dampproofing waterproof construction for electronic equipment | |
| CN211852203U (en) | Shock attenuation amortization axial fan structure | |
| CN215221945U (en) | Indoor installation motor | |
| CN214698241U (en) | Sound-insulation noise-reduction type air compressor | |
| CN218498922U (en) | Cement kiln motor | |
| CN220733238U (en) | Intelligent emergency power supply device for elevator car | |
| CN211116690U (en) | Damping mechanism of centrifugal fan | |
| CN211116751U (en) | Easy-maintenance base of large-scale fan equipment | |
| CN211230994U (en) | Centrifugal blower for chemical production | |
| CN214412486U (en) | High-efficient parcel car is sound insulation damping device for motor | |
| CN212508916U (en) | Ventilation fan convenient to installation in many places | |
| CN216515209U (en) | Sound-insulation noise-reduction device for road | |
| CN216131054U (en) | Air compressor silencer | |
| CN213711365U (en) | Shock-proof type fan | |
| CN209908861U (en) | Thermal power plant fan vibration/noise reduction device | |
| CN215719602U (en) | Centrifugal fan with shock-proof capacity | |
| CN218783799U (en) | Communication transmission equipment applied to offshore positioning system | |
| CN213879465U (en) | Mute motor fixing code for electric curtain |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211203 |