CN220415733U - Low-noise cabinet type centrifugal fan - Google Patents
Low-noise cabinet type centrifugal fan Download PDFInfo
- Publication number
- CN220415733U CN220415733U CN202322036478.7U CN202322036478U CN220415733U CN 220415733 U CN220415733 U CN 220415733U CN 202322036478 U CN202322036478 U CN 202322036478U CN 220415733 U CN220415733 U CN 220415733U
- Authority
- CN
- China
- Prior art keywords
- positioning
- mounting plate
- grooves
- sealing
- centrifugal fan
- 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.)
- Active
Links
- 238000007789 sealing Methods 0.000 claims abstract description 30
- 229920000742 Cotton Polymers 0.000 claims abstract description 22
- 238000001179 sorption measurement Methods 0.000 claims abstract description 16
- 238000009413 insulation Methods 0.000 claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 22
- 230000006835 compression Effects 0.000 claims description 16
- 238000007906 compression Methods 0.000 claims description 16
- 230000000149 penetrating effect Effects 0.000 claims description 15
- 229910052742 iron Inorganic materials 0.000 claims description 11
- 238000009423 ventilation Methods 0.000 claims description 7
- 238000010521 absorption reaction Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 2
- 239000003292 glue Substances 0.000 abstract description 3
- 230000009467 reduction Effects 0.000 abstract description 3
- 241000219146 Gossypium Species 0.000 description 13
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a low-noise cabinet type centrifugal fan which comprises a cabinet body, wherein a sound insulation mechanism is arranged in the cabinet body and comprises a first mounting plate, a second mounting plate, a sealing plate, sound-absorbing cotton, an adsorption component and a positioning component, sealing grooves are formed in one side of the first mounting plate and one side of the second mounting plate, the sealing plate is connected with an inner cavity of the sealing groove, the sound-absorbing cotton is positioned in the sealing groove, the adsorption component is positioned in the sealing groove, and the second mounting plate is connected with the first mounting plate through the positioning component. The utility model utilizes the arrangement mode of the first mounting plate, the second mounting plate, the sealing plate, the sound absorbing cotton, the adsorption component and the positioning component, has high-efficiency noise reduction performance, and the first mounting plate, the second mounting plate and the sealing plate are not required to be fixed through bolts or glue, so that the sound absorbing cotton is convenient to mount and dismount, the sound absorbing cotton in the sound absorbing cotton mounting plate is convenient to replace independently, and the sound absorbing cotton mounting plate is convenient to use.
Description
Technical Field
The utility model relates to the technical field related to centrifugal fans, in particular to a low-noise cabinet type centrifugal fan.
Background
The centrifugal fan is a machine for increasing the pressure of gas and discharging the gas by means of input mechanical energy, is a driven fluid machine, and is widely used for ventilation, dust discharge, cooling and the like of factories, mines, tunnels, cooling towers, vehicles, ships and buildings.
In the existing cabinet type centrifugal fan, the fan is installed in the cabinet body for use in the working process, noise generated by the fan is large, the noise can vibrate, the service life of the fan can be influenced by large vibration, vibration and noise reduction are generally carried out through the sponge plate, the sponge plate is assembled and installed through a plurality of bolts or glue is adhered to the inside of the cabinet body, and the replacement is inconvenient.
Disclosure of Invention
The utility model aims to provide a low-noise cabinet type centrifugal fan so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a low-noise cabinet type centrifugal fan comprises a cabinet body, wherein a fan body is arranged in the cabinet body;
a sound insulation mechanism is arranged in the cabinet body;
the sound insulation mechanism comprises a first mounting plate, a second mounting plate, a sealing plate, sound absorption cottons, an adsorption component and a positioning component, wherein one side of the first mounting plate and one side of the second mounting plate are provided with sealing grooves, the sealing plate is connected with an inner cavity of the sealing grooves in a sliding penetrating mode, the sound absorption cottons are located inside the sealing grooves, the adsorption component is located inside the sealing grooves, two positioning grooves are formed in two sides of the first mounting plate, the positioning component is located inside the positioning grooves, and the second mounting plate is connected with the first mounting plate through the positioning component.
Preferably, the adsorption component comprises a magnet and iron blocks, wherein two magnets are respectively embedded in two sides of the inner wall of the sealing groove, two iron blocks are respectively embedded in two sides of the sealing plate, and the magnets and the iron blocks are mutually matched.
Preferably, the positioning assembly comprises a positioning rod, positioning blocks and a compression spring, wherein the positioning rod is connected with an inner cavity of the positioning groove in a sliding penetrating manner, two positioning holes are formed in two sides of the inner wall of the cabinet body, the positioning rod is connected with the inner cavity of the positioning hole in a sliding penetrating manner, the compression spring is located inside the positioning groove, the two positioning blocks are respectively fixedly connected to the top end and the bottom end of the second mounting plate, clamping grooves are formed in one sides, corresponding to the positioning grooves, of the two first mounting plates, the positioning blocks are connected with the inner cavities of the clamping grooves in a sliding penetrating manner, and the positioning rod is connected with the positioning blocks in a sliding penetrating manner.
Preferably, one end of the compression spring is fixedly connected with the positioning rod, and the other end of the compression spring is fixedly connected with the inner wall of the positioning groove.
Preferably, a plurality of locating rods are fixedly connected with pull rods on one side, close to the fan body, of the locating rods, pull grooves are formed in one side, close to the fan body, of the inner wall of each locating groove, and the pull rods are connected with inner cavities of the pull grooves in a sliding penetrating mode.
Preferably, a plurality of sound absorbing holes are formed in one sides, close to the fan body, of the first mounting plate and the second mounting plate, and the sound absorbing holes are equidistantly formed.
Preferably, the middle parts of the two second mounting plates are provided with ventilation grooves, and the inside of each ventilation groove is fixedly provided with a filter screen.
The utility model has the technical effects and advantages that:
according to the utility model, the first mounting plate, the second mounting plate, the sealing plate, the sound absorbing cotton, the adsorption component and the positioning component are matched, the sound absorbing cotton can be limited in the first mounting plate and the second mounting plate by the adsorption component, and a plurality of sound absorbing holes are formed, so that the purposes of noise reduction and sound absorption effect are realized by matching the sound absorbing cotton.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic diagram of the front internal structure of the present utility model.
Fig. 3 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.
Fig. 4 is a schematic top view of the first mounting plate of the present utility model.
Fig. 5 is an enlarged view of the structure of fig. 4B according to the present utility model.
Fig. 6 is a schematic view of a first mounting plate structure according to the present utility model.
In the figure: 1. a cabinet body; 2. a fan body; 3. a sound insulation mechanism; 31. a first mounting plate; 32. a second mounting plate; 33. a sealing plate; 34. sound absorbing cotton; 35. an adsorption assembly; 351. a magnet; 352. iron blocks; 36. a positioning assembly; 361. a positioning rod; 362. a positioning block; 363. a compression spring; 364. a pull rod; 4. and (3) a filter screen.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a low-noise cabinet type centrifugal fan as shown in figures 1-6, which comprises a cabinet body 1, wherein a fan body 2 is arranged in the cabinet body;
a sound insulation mechanism 3 is arranged in the cabinet body 1;
still further, the sound insulation mechanism 3 is including first mounting panel 31, second mounting panel 32, closing plate 33, inhale the sound cotton 34, adsorption component 35 and locating component 36, the seal groove has all been seted up to first mounting panel 31, the side of second mounting panel 32, the inner chamber slip of closing plate 33 and seal groove alternates and is connected, inhale the sound cotton 34 and be located the inside of seal groove, adsorption component 35 is located the inside of seal groove, two constant head tanks have all been seted up to the both sides side of first mounting panel 31, locating component 36 is located the inside of constant head tank, second mounting panel 32 is connected with first mounting panel 31 through locating component 36, utilize convenient to detach's closing plate 33 can make in time change after inhaling the sound cotton 34 life cycle, and locating component 36's setting, be convenient for change and handle, and the inner wall of whole cabinet body 1 can be spliced out to two first mounting panel 31 and second mounting panel 32, thereby make an uproar to fall to the fan body 2 of inside.
Still further, the adsorption component 35 comprises a magnet 351 and an iron block 352, the two magnets 351 are respectively embedded in two sides of the inner wall of the sealing groove, the two iron blocks 352 are respectively embedded in two sides of the sealing plate 33, the magnet 351 and the iron block 352 are mutually matched, and the adsorption capacity of the magnet 351 to the iron block 352 is utilized, so that the sealing plate 33 can be installed in the sealing groove and is matched with the inner wall of the cabinet body 1 to limit, the installation of the sound absorbing cotton 34 in the interior is realized, meanwhile, the sound absorbing cotton 34 is convenient to independently replace, the use is more convenient, and the first installation plate 31 is convenient to adsorb on the cabinet body 1 due to the arrangement of the magnet 351, so that the installation effect is better.
Furthermore, the positioning assembly 36 comprises a positioning rod 361, a positioning block 362 and a compression spring 363, wherein the positioning rod 361 is connected with the inner cavity of the positioning slot in a sliding and penetrating manner, two positioning holes are formed in two sides of the inner wall of the cabinet body 1, the positioning rod 361 is connected with the inner cavity of the positioning hole in a sliding and penetrating manner, the compression spring 363 is located in the positioning slot, the two positioning blocks 362 are respectively fixedly connected to the top end and the bottom end of the second mounting plate 32, clamping grooves are formed in one side, corresponding to the positioning slots, of the two first mounting plates 31, the positioning block 362 is connected with the inner cavity of the clamping grooves in a sliding and penetrating manner, the positioning rod 361 is connected with the positioning block 362 in a sliding and penetrating manner, the elastic force of the compression spring 363 on the positioning rod 361 is utilized to facilitate the fixed mounting of the first mounting plate 31 in the cabinet body 1, and the penetrating manner of the positioning rod 362 and the clamping grooves is utilized, so that the second mounting plate 32 is fixed between the two first mounting plates 31 in the penetrating manner, and the second mounting plates 32 can be mounted in the cabinet body 1 without using bolts or glue.
Furthermore, one end of the compression spring 363 is fixedly connected with the positioning rod 361, the other end of the compression spring 363 is fixedly connected with the inner wall of the positioning groove, and the compression spring 363 is always in a compressed state, so that the compression spring 363 always has an elastic acting force on the positioning rod 361, and the positioning rod 361 can be inserted into the positioning hole more tightly, so that the first mounting plate 31 and the second mounting plate 32 can be fixedly mounted in the cabinet body 1.
Furthermore, the plurality of positioning rods 361 are fixedly connected with the pull rod 364 on one side close to the fan body 2, pull grooves are formed in one side, close to the fan body 2, of the inner walls of the plurality of positioning grooves, the pull rod 364 is connected with the inner cavities of the pull grooves in a sliding and penetrating mode, the positioning rods 361 can be pulled through the pull rod 364, and accordingly the positioning rods 361 can be separated from the positioning holes, the fixed installation of the first mounting plate 31 and the second mounting plate 32 is eliminated, and the sound absorbing cotton 34 inside the sound absorbing cotton is convenient to replace.
Still further, a plurality of sound absorbing holes are all opened on one side of the first mounting plate 31 and the second mounting plate 32, which is close to the fan body 2, and the plurality of sound absorbing holes are equidistantly arranged, and a honeycomb plate can be formed by the arrangement of the sound absorbing holes, so that the first mounting plate 31 and the second mounting plate 32 also have certain sound absorbing capacity, and the sound insulation effect of the sound insulation mechanism 3 is further improved.
Further, the ventilation grooves are formed in the middle of the two second mounting plates 32, the filter screen 4 is fixedly mounted in the ventilation grooves, and the filter screen 4 is arranged to filter gas when the gas flows to the fan body 2, so that dust impurities in the gas are prevented from falling into the fan body 2, and the fan body 2 is protected.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model 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 described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. A low noise cabinet centrifugal fan comprising:
comprises a cabinet body (1), wherein a fan body (2) is arranged in the cabinet body;
the method is characterized in that: a sound insulation mechanism (3) is arranged in the cabinet body (1);
the sound insulation mechanism (3) comprises a first mounting plate (31), a second mounting plate (32), a sealing plate (33), sound absorption cotton (34), an adsorption component (35) and a positioning component (36), wherein one side of the first mounting plate (31) and one side of the second mounting plate (32) are provided with sealing grooves, the sealing plate (33) is connected with an inner cavity of the sealing grooves in a sliding penetrating mode, the sound absorption cotton (34) is located inside the sealing grooves, the adsorption component (35) is located inside the sealing grooves, two positioning grooves are formed in two sides of the first mounting plate (31), the positioning component (36) is located inside the positioning grooves, and the second mounting plate (32) is connected with the first mounting plate (31) through the positioning component (36).
2. The low-noise cabinet type centrifugal fan according to claim 1, wherein the adsorption assembly (35) comprises magnets (351) and iron blocks (352), the two magnets (351) are respectively embedded in two sides of the inner wall of the sealing groove, the two iron blocks (352) are respectively embedded in two sides of the sealing plate (33), and the magnets (351) are mutually matched with the iron blocks (352).
3. The low-noise cabinet type centrifugal fan according to claim 1, wherein the positioning assembly (36) comprises a positioning rod (361), a positioning block (362) and a compression spring (363), the positioning rod (361) is slidably inserted and connected with an inner cavity of the positioning groove, two positioning holes are formed in two sides of the inner wall of the cabinet body (1), the positioning rod (361) is slidably inserted and connected with the inner cavity of the positioning hole, the compression spring (363) is located in the positioning groove, the two positioning blocks (362) are fixedly connected to the top end and the bottom end of the second mounting plate (32) respectively, clamping grooves are formed in one sides, corresponding to the positioning grooves, of the two first mounting plates (31), the positioning block (362) is slidably inserted and connected with the inner cavity of the clamping grooves, and the positioning rod (361) is slidably inserted and connected with the positioning block (362).
4. A low noise cabinet type centrifugal fan according to claim 3, wherein one end of the compression spring (363) is fixedly connected with the positioning rod (361), and the other end of the compression spring (363) is fixedly connected with the inner wall of the positioning groove.
5. A low noise cabinet type centrifugal fan according to claim 3, wherein a plurality of locating rods (361) are fixedly connected with a pull rod (364) on one side close to the fan body (2), pull grooves are formed on one side close to the fan body (2) of the inner walls of the locating grooves, and the pull rod (364) is connected with the inner cavities of the pull grooves in a sliding and penetrating mode.
6. The low-noise cabinet type centrifugal fan according to claim 1, wherein a plurality of sound absorbing holes are formed in one sides, close to the fan body (2), of the first mounting plate (31) and the second mounting plate (32), and the sound absorbing holes are equidistantly formed.
7. The low-noise cabinet type centrifugal fan according to claim 1, wherein the middle parts of the two second mounting plates (32) are respectively provided with a ventilation groove, and a filter screen (4) is fixedly arranged in each ventilation groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322036478.7U CN220415733U (en) | 2023-08-01 | 2023-08-01 | Low-noise cabinet type centrifugal fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322036478.7U CN220415733U (en) | 2023-08-01 | 2023-08-01 | Low-noise cabinet type centrifugal fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220415733U true CN220415733U (en) | 2024-01-30 |
Family
ID=89642599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322036478.7U Active CN220415733U (en) | 2023-08-01 | 2023-08-01 | Low-noise cabinet type centrifugal fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220415733U (en) |
-
2023
- 2023-08-01 CN CN202322036478.7U patent/CN220415733U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220415733U (en) | Low-noise cabinet type centrifugal fan | |
| CN212803597U (en) | Two-stage compression frequency conversion screw air compressor | |
| CN212536070U (en) | Novel swing rotor compressor with low-pressure cavity in shell | |
| CN209781162U (en) | Compressor silence equipment for refrigeration | |
| CN214998121U (en) | Energy-saving air compressor | |
| CN213655129U (en) | Novel screw blower | |
| CN207487164U (en) | A kind of refrigerator with the two-stage refrigeration circulatory system | |
| CN209875410U (en) | Low-noise gas booster pump | |
| CN210693105U (en) | SVG power cabinet inlet air channel dust filtration structure | |
| CN210769577U (en) | Cabinet type centrifugal fan | |
| CN208996898U (en) | Permanent magnet variable frequency air compressor | |
| CN213711279U (en) | High-airtightness anti-deformation air compressor casing | |
| CN205315234U (en) | Suction muffler of refrigerating compressor | |
| CN211174531U (en) | Air compressor machine is inhaled and is inhaled shake device of making an uproar that falls | |
| CN213775651U (en) | Compressor special for oil and gas field | |
| CN217206874U (en) | High-efficient permanent magnetism air compressor machine of twin-screw | |
| CN214333089U (en) | Box type condenser group capable of reducing noise | |
| CN220622185U (en) | Screw air compressor capable of changing exhaust path and reducing noise | |
| CN218093354U (en) | Compressor assembly of refrigeration air conditioning equipment | |
| CN217721861U (en) | Outdoor power amplifier equipment protection mechanism | |
| CN215719603U (en) | Low-noise cabinet type centrifugal fan | |
| CN218760335U (en) | Vibration/noise reduction air compressor | |
| CN212898858U (en) | Fan housing structure for air compressor | |
| CN211230771U (en) | Valve plate seat for compressor | |
| CN215805294U (en) | Horizontal spiral fan |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |