CN206682050U - A kind of water proof and dust proof negative-pressure air fan - Google Patents
A kind of water proof and dust proof negative-pressure air fan Download PDFInfo
- Publication number
- CN206682050U CN206682050U CN201720366555.7U CN201720366555U CN206682050U CN 206682050 U CN206682050 U CN 206682050U CN 201720366555 U CN201720366555 U CN 201720366555U CN 206682050 U CN206682050 U CN 206682050U
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- China
- Prior art keywords
- negative
- pressure air
- air fan
- shell body
- pull bar
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- Structures Of Non-Positive Displacement Pumps (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The utility model discloses a kind of water proof and dust proof negative-pressure air fan, including negative-pressure air fan shell body, the negative-pressure air fan shell body is internally provided with fan shaft, multiple fan leafs are installed with the fan shaft, electric-powered shutter is provided with the front of the negative-pressure air fan shell body, supporting plate is provided with the back side of the negative-pressure air fan shell body, Air Filter is provided with the supporting plate, window frame under blinds upper window frame and blinds is respectively arranged with the top and bottom of the electric-powered shutter.The utility model passes through the electric-powered shutter that is arranged on negative-pressure air fan shell body front, motor on electric-powered shutter is connected by circuit with Raindrop sensor, when Raindrop sensor detects it is rainy when, send detection signal to motor, motor drives pull bar to close the blade on electric-powered shutter by transmission rope, the waterproof purpose to negative-pressure air fan is realized, by the supporting plate and Air Filter of setting, efficient dustproof can be carried out to negative-pressure air fan.
Description
Technical field
Negative-pressure air fan technical field is the utility model is related to, specially a kind of water proof and dust proof negative-pressure air fan.
Background technology
Negative-pressure air fan be using cross-ventilation, the cool principle of negative pressure ventilation, be it is a kind of from infield to --- it is big
Door or window suck fresh air naturally, force discharge outdoor rapidly indoor sultry gas, any improper ventilation problem
Improved machine, cooling ventilation effect is up to 90%-97%.But there is the waterproof and dustproof of negative-pressure air fan for existing negative-pressure air fan
Poor-performing, negative-pressure air fan run into the rainy day in outdoor application, cause rainwater to enter negative-pressure air fan, influence its service life；It is long
Time uses negative-pressure air fan, when causing its internal dust stratification more, and passing through negative-pressure air fan by the air of negative-pressure air fan conveying
A part of dust can be carried, the problems such as influenceing the air freshness that negative-pressure air fan transports out.
Utility model content
The purpose of this utility model is to provide a kind of water proof and dust proof negative-pressure air fan possess the advantages of waterproof and dustproof, solves
Existing negative-pressure air fan waterproof and dustproof poor-performing, the problem of having a strong impact on the service life of negative-pressure air fan.
To achieve the above object, the utility model provides following technical scheme：A kind of water proof and dust proof negative-pressure air fan, including it is negative
Pressure fan shell body, the negative-pressure air fan shell body are internally provided with fan shaft, are installed with the fan shaft multiple
Fan leaf, electric-powered shutter, the back side of the negative-pressure air fan shell body are provided with the front of the negative-pressure air fan shell body
On be provided with supporting plate, Air Filter is provided with the supporting plate, is respectively arranged with the top and bottom of the electric-powered shutter
Window frame under blinds upper window frame and blinds, pull bar is provided between window frame under the blinds upper window frame and blinds, is set on the pull bar
Multiple blades are equipped with, the bottom of the pull bar is connected by transmission rope with motor output shaft, and the bottom of the pull bar is provided with
Conducting metal latch, is provided with conductive metal ring between the conducting metal latch and pull bar, the motor by circuit with
Raindrop sensor connects.
Preferably, the curved setting of the blade, counter weight strip is provided with the side of the blade.
Preferably, the pull bar is provided with two, and it is separately positioned on the opposite end of blade, is respectively provided with the pull bar
There are conducting metal latch, motor and transmission rope.
Preferably, the negative-pressure air fan shell body is made of stainless steel aluminum alloy material.
Preferably, the Air Filter uses high density stainless steel Air Filter.
Compared with prior art, the beneficial effects of the utility model are as follows：
1st, the utility model is by the electric-powered shutter that is arranged on negative-pressure air fan shell body front, on electric-powered shutter
Motor is connected by circuit with Raindrop sensor, when Raindrop sensor detects it is rainy when, detection signal is sent to electronic
Machine, motor drives pull bar to close the blade on electric-powered shutter by transmission rope, so as to realize the waterproof to negative-pressure air fan
Purpose, structure is novel, easy to use.
2nd, the utility model, can be to negative pressure wind by the supporting plate and Air Filter that are arranged on the negative-pressure air fan shell body back side
Machine carries out efficient dustproof, solves and uses negative-pressure air fan for a long time, causes its internal dust stratification more, influences negative-pressure air fan and transfer out
The problem of air freshness come.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model structure negative-pressure air fan shell body schematic rear view；
Fig. 3 is the utility model structure electric shutter schematic diagram.
In figure：1- negative-pressure air fan shell bodies, 2- fan shafts, 3- fan leafs, 4- electric-powered shutters, 5- supporting plates, 6- prevent
Dirt net, 7- blinds upper window frames, window frame under 8- blinds, 9- pull bars, 10- blades, 11- conducting metal latches, 12- motor, 13- are passed
Running rope, 14- Raindrop sensors.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-3 are referred to, the utility model provides a kind of technical scheme：A kind of water proof and dust proof negative-pressure air fan, including negative pressure
Blower housing body 1, the negative-pressure air fan shell body 1 are internally provided with fan shaft 2, are installed with the fan shaft 2 more
Individual fan leaf 3, electric-powered shutter 4, the negative-pressure air fan shell body 1 are provided with the front of the negative-pressure air fan shell body 1
The back side on be provided with supporting plate 5, Air Filter 6, the top and bottom of the electric-powered shutter 4 are provided with the supporting plate 5
It is respectively arranged with window frame 8 under blinds upper window frame 7 and blinds, pull bar is provided between window frame 8 under the blinds upper window frame 7 and blinds
9, multiple blades 10 are provided with the pull bar 9, the bottom of the pull bar 9 passes through transmission rope 13 and connected with the output shaft of motor 12
Connect, the bottom of the pull bar 9 is provided with conducting metal latch 11, is provided with and leads between the conducting metal latch 11 and pull bar 9
Electric metal ring, the motor 12 are connected by circuit with Raindrop sensor 14, the model SSM- that Raindrop sensor 14 uses
002 type, when Raindrop sensor 14 detects rainy, send detection signal to motor 12, motor 12 passes through transmission rope
13 driving pull bars 9 close the blade 10 on electric-powered shutter 4, and so as to realize the waterproof purpose to negative-pressure air fan, structure is novel,
It is easy to use, the 10 curved setting of blade, accelerate wind speed, be provided with counter weight strip on the side of the blade 10, accelerate to close
The speed of conjunction, the pull bar 9 are provided with two, and it is separately positioned on the opposite end of blade 10, is provided with the pull bar 9
Conducting metal latch 11, motor 12 and transmission rope 13, ensure stability when blade 10 closes, prevent its run-off the straight, institute
State negative-pressure air fan shell body 1 to be made of stainless steel aluminum alloy material, corrosion resistance is stronger, extends negative-pressure air fan shell body 1
Service life, the Air Filter 6 use high density stainless steel Air Filter, can carry out efficient dustproof to negative-pressure air fan, solve length
Time uses negative-pressure air fan, causes its internal dust stratification more, the problem of influenceing the air freshness that negative-pressure air fan transports out.
Operation principle：This kind of water proof and dust proof negative-pressure air fan, when negative-pressure air fan works, dust laden air is by being arranged on negative pressure wind
Supporting plate 5 and Air Filter 6 on the back side of machine shell body 1 are stopped, avoid the dust in air from entering negative-pressure air fan, so as to real
The efficient dustproof to negative-pressure air fan is showed, when Raindrop sensor 14 detects rainy, the motor 12 on electric-powered shutter 4 is logical
Cross circuit to be connected with Raindrop sensor 14, send detection signal to motor 12, motor 12 is driven by transmission rope 13 and drawn
Blade on electric-powered shutter 4 is closed 10 by bar 9, prevents rainwater from entering negative-pressure air fan, so as to realize the waterproof to negative-pressure air fan
Purpose.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of water proof and dust proof negative-pressure air fan, including negative-pressure air fan shell body（1）, it is characterised in that：The negative-pressure air fan shell
Body（1）Be internally provided with fan shaft（2）, the fan shaft（2）On be installed with multiple fan leafs（3）, the negative pressure
Blower housing body（1）Front on be provided with electric-powered shutter（4）, the negative-pressure air fan shell body（1）The back side on be provided with
Supporting plate（5）, the supporting plate（5）On be provided with Air Filter（6）, the electric-powered shutter（4）Top and bottom set respectively
It is equipped with blinds upper window frame（7）With window frame under blinds（8）, the blinds upper window frame（7）With window frame under blinds（8）Between be provided with drawing
Bar（9）, the pull bar（9）On be provided with multiple blades（10）, the pull bar（9）Bottom pass through transmission rope（13）With motor
（12）Export axis connection, the pull bar（9）Bottom be provided with conducting metal latch（11）, the conducting metal latch（11）With
Pull bar（9）Between be provided with conductive metal ring, the motor（12）Pass through circuit and Raindrop sensor（14）Connection.
A kind of 2. water proof and dust proof negative-pressure air fan according to claim 1, it is characterised in that：The blade（10）It is curved to set
Put, the blade（10）Side on be provided with counter weight strip.
A kind of 3. water proof and dust proof negative-pressure air fan according to claim 1, it is characterised in that：The pull bar（9）It is provided with two
Root, it is separately positioned on blade（10）Opposite end, the pull bar（9）On be provided with conducting metal latch（11）, it is electronic
Machine（12）And transmission rope（13）.
A kind of 4. water proof and dust proof negative-pressure air fan according to claim 1, it is characterised in that：The negative-pressure air fan shell body
（1）It is made of stainless steel aluminum alloy material.
A kind of 5. water proof and dust proof negative-pressure air fan according to claim 1, it is characterised in that：The Air Filter（6）Using height
Density stainless steel Air Filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720366555.7U CN206682050U (en) | 2017-04-10 | 2017-04-10 | A kind of water proof and dust proof negative-pressure air fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720366555.7U CN206682050U (en) | 2017-04-10 | 2017-04-10 | A kind of water proof and dust proof negative-pressure air fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206682050U true CN206682050U (en) | 2017-11-28 |
Family
ID=60399950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720366555.7U Expired - Fee Related CN206682050U (en) | 2017-04-10 | 2017-04-10 | A kind of water proof and dust proof negative-pressure air fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206682050U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108488080A (en) * | 2018-03-20 | 2018-09-04 | 南通悦能节能净化设备有限公司 | A kind of negative-pressure air fan |
| CN108683084A (en) * | 2018-05-04 | 2018-10-19 | 国网山东省电力公司烟台供电公司 | A kind of power marketing power distribution cabinet |
| CN112161737A (en) * | 2020-09-26 | 2021-01-01 | 梁文雯 | Monitoring devices for hydraulic engineering based on information technology |
-
2017
- 2017-04-10 CN CN201720366555.7U patent/CN206682050U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108488080A (en) * | 2018-03-20 | 2018-09-04 | 南通悦能节能净化设备有限公司 | A kind of negative-pressure air fan |
| CN108683084A (en) * | 2018-05-04 | 2018-10-19 | 国网山东省电力公司烟台供电公司 | A kind of power marketing power distribution cabinet |
| CN112161737A (en) * | 2020-09-26 | 2021-01-01 | 梁文雯 | Monitoring devices for hydraulic engineering based on information technology |
| CN112161737B (en) * | 2020-09-26 | 2022-06-07 | 首盛建设集团有限公司 | Monitoring devices for hydraulic engineering based on information technology |
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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: 20171128 Termination date: 20200410 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |