CN207830174U - Low-noise electric fan - Google Patents
Low-noise electric fan Download PDFInfo
- Publication number
- CN207830174U CN207830174U CN201721703636.8U CN201721703636U CN207830174U CN 207830174 U CN207830174 U CN 207830174U CN 201721703636 U CN201721703636 U CN 201721703636U CN 207830174 U CN207830174 U CN 207830174U
- Authority
- CN
- China
- Prior art keywords
- wall
- shell
- filter screen
- blast pipe
- blimp
- 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
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- Filtering Of Dispersed Particles In Gases (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses low-noise electric fans, including shell, one end of shell is connected with blast pipe, the other end of shell is connected with discharge pipe, and blast pipe, discharge pipe is connected to enclosure interior respectively, the top of shell is connected with blimp, the inner wall of blimp is connected with sound-proof material, the inside of blimp is equipped with the driving motor being connect with housing tip outer wall, shell is internally provided with fan, the top of blast pipe and bottom end inner wall are connected with support plate, the side side wall of support plate offers rectangular through-hole along its length, rectangular through-hole is internally connected with adsorption box, the side of support plate is equipped with the first filter screen being connect with air inlet inside pipe wall, the side of first filter screen is equipped with the push-rod electric machine being connect with blast pipe top inner wall.The utility model can quickly reduce the noise generated when pressure fan work, and can be purged the impurity such as particle are contained in air supply process, prevent the impurity such as particle from flying out and damaged to human body.
Description
Technical field
The utility model is related to pressure fan technical field more particularly to low-noise electric fans.
Background technology
Pressure fan is that air needed for fuel combustion is sent into the power plant of boiler, is mostly used centrifugal fan, logical in balance
When wind, pressure fan will overcome whole resistances from tunnel inlet to burner hearth, including air preheater, air supply duct, fire grate
With the resistance of fuel bed.
When traditional pressure fan works, driving device will produce prodigious noise, get off for a long time, can be to neighbouring work
Personnel's hearing impacts, and the blast pipe of pressure fan is not provided with any filter device and protective device, send during air inlet
The impurity such as molecule in neighbouring air can therewith be sucked, be then discharged by discharge pipe in air supply process by wind turbine,
The impurity such as particulate matter dynamics in discharge is very big, may cause directly to injure to neighbouring staff, for this purpose, it is proposed that
A kind of low-noise electric fan.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and the low-noise electric fan proposed.
To achieve the goals above, the utility model uses following technical solution：
One end of low-noise electric fan, including shell, the shell is connected with blast pipe, and the other end of shell is connected with out
Air hose, and blast pipe, discharge pipe are connected to enclosure interior respectively, the top of shell is connected with blimp, and the inner wall of blimp connects
It is connected to sound-proof material, the inside of blimp is equipped with the driving motor being connect with housing tip outer wall, and shell is internally provided with wind
Fan, the top of blast pipe and bottom end inner wall are connected with support plate, and the side side wall of support plate offers rectangle along its length
Through-hole, rectangular through-hole are internally connected with adsorption box, and the side of support plate is equipped with the first filtering being connect with air inlet inside pipe wall
Net, the side of the first filter screen are equipped with the push-rod electric machine being connect with blast pipe top inner wall, the bottom end vertical welding of push-rod electric machine
It is connected to connecting plate, and connecting plate is vertically arranged with the first filter screen, connecting plate is square along its length close to the side of the first filter screen
To strip-shaped groove is offered, the side side wall of strip-shaped groove is connected with telescopic rod, and the other end of telescopic rod is vertically welded with
Hairbrush.
Preferably, the telescopic rod is made of first connecting rod, second connecting rod and cover cylinder, and cover cylinder bottom is connected with second
Connecting rod, second connecting rod internal slide is connected with first connecting rod, and first connecting rod is located at outside cover cylinder, between the cover cylinder and hairbrush
It is connected with spring.
Preferably, the input terminal of the output end of the driving motor and fan connects.
Preferably, adsorption box side side wall vertically offers multiple channels, and channel is fixedly connected with second
Filter screen, the channel is connected to absorption box cavity, and granular adsorbent is placed with inside adsorption box.
Preferably, the vertical plane of the hairbrush is strip, and hairbrush is vertically arranged with the first filter screen.
The beneficial effects of the utility model：
Pass through the shell of setting, fan, support plate, rectangular through-hole, adsorption box, the first filter screen, the second filter screen, push rod
Motor, connecting plate, strip-shaped groove, telescopic rod, hairbrush, blimp, sound-proof material, driving device, blast pipe, discharge pipe, can
The noise generated when pressure fan work is quickly reduced, and can be purged the impurity such as particle are contained in air supply process, is prevented
Only the impurity such as particle, which fly out, damages human body, substantially increases the safety of pressure fan, and easy to operate, production cost
It is low, there is very high economy, is suitble to large-scale promote.
Description of the drawings
Fig. 1 be the utility model proposes low-noise electric fan structural schematic diagram；
Fig. 2 be the utility model proposes low-noise electric fan part A structural schematic diagram；
Fig. 3 be the utility model proposes low-noise electric fan structural schematic diagram.
In figure：1 shell, 2 blimps, 3 sound-proof materials, 4 driving motors, 5 fans, 6 blast pipes, 7 discharge pipes, 8 support plates, 9
Rectangular through-hole, 10 adsorption boxes, 11 first filter screens, 12 push-rod electric machines, 13 connecting plates, 14 strip-shaped grooves, 15 telescopic rods, 16 maos
Brush, 17 second filter screens.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-3, low-noise electric fan, including shell 1, one end of shell 1 are connected with blast pipe 6, shell 1 it is another
End is connected with discharge pipe 7, and blast pipe 6, discharge pipe 7 are connected to 1 inside of shell respectively, and the top of shell 1 is connected with blimp
2, the inner wall of blimp 2 is connected with sound-proof material 3, and the inside of blimp 2 is equipped with the driving motor being connect with 1 top outer wall of shell
4, shell 1 is internally provided with fan 5, and the top of blast pipe 6 and bottom end inner wall are connected with support plate 8, the side side of support plate 8
Wall offers rectangular through-hole 9 along its length, and rectangular through-hole 9 is internally connected with adsorption box 10, the side installation of support plate 8
There is the first filter screen 11 being connect with 6 inner wall of blast pipe, the side of the first filter screen 11 is equipped with to be connected with 6 top inner wall of blast pipe
The bottom end of the push-rod electric machine 12 connect, push-rod electric machine 12 is vertically welded with connecting plate 13, and connecting plate 13 and the first filter screen 11 hang down
Straight setting, connecting plate 13 offer strip-shaped groove 14 along its length close to the side of the first filter screen 11, and strip is recessed
The side side wall of slot 14 is connected with telescopic rod 15, and the other end of telescopic rod 15 is vertically welded with hairbrush 16.
Telescopic rod 15 is made of first connecting rod, second connecting rod and cover cylinder, and cover cylinder bottom is connected with second connecting rod, second connecting rod
Internal slide is connected with first connecting rod, and first connecting rod is located at outside cover cylinder, and spring is connected between cover cylinder and hairbrush 16, driving
The output end of motor 4 is connect with the input terminal of fan 5, and 10 side side wall of adsorption box vertically offers multiple channels, is led to
Road is fixedly connected with the second filter screen 17, and channel is connected to 10 inner cavity of adsorption box, and graininess suction is placed with inside adsorption box 10
Attached dose, the vertical plane of hairbrush 16 is strip, and hairbrush 16 is vertically arranged with the first filter screen 11.
Operation principle：Start driving motor 4, driving motor 4 drives fan 5 to be rotated, under the action of the forces of the wind, extraneous
Air enter from blast pipe 6, the air of entrance passes through the first filter screen 11, by the impurity such as the larger particles contained in air into
Row filtering, filtered air carry out absorption removing by adsorption box 10, by the molecule contained in air, the sky after removing
Gas is discharged from discharge pipe 7, when 11 adsorption of the first filter screen has excessive granule foreign, starts push-rod electric machine 12, push rod
Motor 12 pushes connecting plate 13, connecting plate 13 to be moved with electric brush 16, is carried out to the impurity on 11 surface of the first filter screen clear
It removes, by the blimp 2 and sound-proof material 3 of setting, can effectively reduce the noise generated when driving motor 4 works, design letter
Single quick, easy to operate, production cost is low, there is very high economy, is suitble to large-scale promote.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. low-noise electric fan, including shell (1), which is characterized in that one end of the shell (1) is connected with blast pipe (6), shell
The other end of body (1) is connected with discharge pipe (7), and blast pipe (6), discharge pipe (7) are connected to shell (1) inside respectively, shell
(1) top is connected with blimp (2), and the inner wall of blimp (2) is connected with sound-proof material (3), and the inside of blimp (2) is equipped with
The driving motor (4) being connect with shell (1) top outer wall, shell (1) are internally provided with fan (5), the top of blast pipe (6)
It is connected with support plate (8) with bottom end inner wall, the side side wall of support plate (8) offers rectangular through-hole (9), square along its length
Shape through-hole (9) is internally connected with adsorption box (10), and the side of support plate (8) is equipped with connect with blast pipe (6) inner wall
One filter screen (11), the side of the first filter screen (11) are equipped with the push-rod electric machine (12) being connect with blast pipe (6) top inner wall,
The bottom end of push-rod electric machine (12) is vertically welded with connecting plate (13), and connecting plate (13) is vertically arranged with the first filter screen (11),
Connecting plate (13) offers strip-shaped groove (14), strip-shaped groove along its length close to the side of the first filter screen (11)
(14) side side wall is connected with telescopic rod (15), and the other end of telescopic rod (15) is vertically welded with hairbrush (16).
2. low-noise electric fan according to claim 1, which is characterized in that the telescopic rod (15) is by first connecting rod,
Two connecting rods and cover cylinder composition, cover cylinder bottom are connected with second connecting rod, and second connecting rod internal slide is connected with first connecting rod, and
First connecting rod is located at outside cover cylinder, and spring is connected between the cover cylinder and hairbrush (16).
3. low-noise electric fan according to claim 1, which is characterized in that the output end and wind of the driving motor (4)
Fan the input terminal connection of (5).
4. low-noise electric fan according to claim 1, which is characterized in that adsorption box (10) side side wall is along vertical
Direction offers multiple channels, and channel is fixedly connected with the second filter screen (17), and the channel is connected to adsorption box (10) inner cavity,
And it is placed with granular adsorbent inside adsorption box (10).
5. low-noise electric fan according to claim 1, which is characterized in that the vertical plane of the hairbrush (16) is strip
Shape, and hairbrush (16) is vertically arranged with the first filter screen (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721703636.8U CN207830174U (en) | 2017-12-10 | 2017-12-10 | Low-noise electric fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721703636.8U CN207830174U (en) | 2017-12-10 | 2017-12-10 | Low-noise electric fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207830174U true CN207830174U (en) | 2018-09-07 |
Family
ID=63385883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721703636.8U Expired - Fee Related CN207830174U (en) | 2017-12-10 | 2017-12-10 | Low-noise electric fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207830174U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114984710A (en) * | 2022-06-27 | 2022-09-02 | 福州大学 | Fireproof and explosion-proof dust removal system for factory and method thereof |
-
2017
- 2017-12-10 CN CN201721703636.8U patent/CN207830174U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114984710A (en) * | 2022-06-27 | 2022-09-02 | 福州大学 | Fireproof and explosion-proof dust removal system for factory and method thereof |
| CN114984710B (en) * | 2022-06-27 | 2023-03-14 | 福州大学 | Fireproof and explosion-proof dust removal system for factory and method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180907 Termination date: 20191210 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |