CN112901535A - Industrial exhaust fan - Google Patents
Industrial exhaust fan Download PDFInfo
- Publication number
- CN112901535A CN112901535A CN202110206549.6A CN202110206549A CN112901535A CN 112901535 A CN112901535 A CN 112901535A CN 202110206549 A CN202110206549 A CN 202110206549A CN 112901535 A CN112901535 A CN 112901535A
- Authority
- CN
- China
- Prior art keywords
- fan
- flabellum
- movable block
- motor
- bottom plate
- 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.)
- Withdrawn
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/38—Blades
- F04D29/388—Blades characterised by construction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
- F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/007—Ventilation with forced flow
- F24F7/013—Ventilation with forced flow using wall or window fans, displacing air through the wall or window
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The industrial exhaust fan comprises a fan bottom plate frame and fan blades rotatably arranged in the middle of the fan bottom plate frame, wherein a motor is arranged on the rear side of each fan blade and is electrically connected with an external power supply, an output shaft of the motor is fixedly connected with the fan blades, and a movable block for cleaning dust is slidably sleeved outside each fan blade; the outside through the flabellum at the exhaust fan sets up the slidable movable block, by static to high-speed pivoted in-process when the flabellum, the movable block receives centrifugal force effect, can follow the root of flabellum and slide to the outside, utilize broach and clearance sword to clear up the dust on flabellum surface, when the slow stall in-process of flabellum, the outside of flabellum is also followed to the root to the movable block slides, it goes on to reciprocate, thereby can reach the effect of carrying out self-cleaning to flabellum surface dust, make the surface of flabellum keep clean, can avoid people's regular cleaning.
Description
Technical Field
The invention relates to the field of exhaust fans, in particular to an industrial exhaust fan.
Background
The exhaust fan achieves the effect of ventilation by exhausting air indoors or outdoors, the working principle of the exhaust fan is that input electric power penetrates through a motor to drive a fan impeller to rotate so as to achieve the effect of air suction on gas or the exhaust fan is composed of elements such as an air inlet impeller shell motor and the like, the motor is used for converting the electric power into mechanical power to drive an impeller rotating air inlet to smoothly guide the gas to enter the impeller so as to transfer kinetic energy generated during rotation to the gas, the flow of air around a human body can promote the evaporation of body fluid, and the exhaust fan plays a role in natural cooling, thereby avoiding the uncomfortable reaction caused by poor ventilation such as sultriness, peculiar smell, dust, oil smoke and the like.
The industrial exhaust fan is usually installed on the wall of factory building for the inside and outside ventilation of factory building, but industrial exhaust fan after long-term work, can adhere to more dust on the flabellum, and the fan is installed in the higher place in position usually, is difficult to the clearance generally, in addition after the adnexed dust is more, can increase flabellum pivoted resistance, lead to the motor to generate heat, thereby influence the normal work of exhaust fan.
Disclosure of Invention
In order to overcome the problems raised by the technical background, the invention provides an industrial exhaust fan.
The technical scheme of the invention is as follows: the utility model provides an industrial exhaust fan, includes fan bottom plate frame and rotates and install the flabellum of fan bottom plate frame intermediate position department, the rear side of flabellum is provided with the motor, motor and external power source electric connection, the output shaft of motor with flabellum fixed connection, the outside slip cover of flabellum is equipped with the movable block that is used for clearing up the dust, the head and the tail both ends of flabellum are all installed and are used for right the spacing permanent magnet of movable block, the permanent magnet with flabellum fixed connection, movable block and both sides the permanent magnet is the magnetism and repels the state, the movable block is followed the both sides of flabellum slip direction all are equipped with broach and clearance sword, broach, clearance sword all with movable block fixed connection.
Preferably, the comb teeth and the cleaning knives are distributed at intervals, and the comb teeth and the cleaning knives are attached to the surfaces of the fan blades.
Preferably, the two ends of the movable block are provided with two weight balls, the two weight balls are symmetrically distributed, and the weight balls are fixedly connected with the movable block.
Preferably, the intermediate position department of fan bottom plate frame is equipped with a fan installation section of thick bamboo, a fan installation section of thick bamboo with fan bottom plate frame fixed connection, a fan fixed bolster fixedly connected with motor installation section of thick bamboo is passed through to the inside of a fan installation section of thick bamboo, the both ends of fan fixed bolster respectively with a fan installation section of thick bamboo, a motor installation section of thick bamboo welded fastening, motor fixed mounting be in the inside of a motor installation section of thick bamboo.
Preferably, the tip of fan installation section of thick bamboo is equipped with shelters from the rack, shelter from the rack with fan installation section of thick bamboo spiro union is fixed, the screw has all been seted up to the four corners department of fan bottom plate frame.
Compared with the prior art, the invention has the beneficial effects that:
the outside through the flabellum at the exhaust fan sets up the slidable movable block, by static to high-speed pivoted in-process when the flabellum, the movable block receives centrifugal force effect, can follow the root of flabellum and slide to the outside, utilize broach and clearance sword to clear up the dust on flabellum surface, when the slow stall in-process of flabellum, the outside of flabellum is also followed to the root to the movable block slides, it goes on to reciprocate, thereby can reach the effect of carrying out self-cleaning to flabellum surface dust, make the surface of flabellum keep clean, can avoid people's regular cleaning.
Drawings
FIG. 1 is a schematic diagram of an industrial exhaust fan according to an embodiment of the present invention;
FIG. 2 is a schematic side view of an industrial exhaust fan according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a fan blade and a cleaning movable block according to an embodiment of the present invention;
FIG. 4 is an enlarged schematic view of a fan blade according to an embodiment of the present invention;
in the above fig. 1-4, 1, a fan bottom plate frame; 11. a fan mounting cylinder; 12. a screw hole; 13. a fan fixing bracket; 14. a motor mounting cylinder; 2. a fan blade; 21. a permanent magnet; 3. shielding the net rack; 4. a movable block; 41. comb teeth; 42. cleaning a knife; 43. a weight ball; 5. an electric motor.
The specific implementation mode is as follows:
the invention is further described below with reference to the accompanying drawings.
Examples
As shown in fig. 1-4, an industrial exhaust fan, install flabellum 2 at fan bottom plate frame 1 intermediate position department including fan bottom plate frame 1 and rotation, the rear side of flabellum 2 is provided with motor 5, motor 5 and external power source electric connection, motor 5's output shaft and flabellum 2 fixed connection, the outside slip cover of flabellum 2 is equipped with movable block 4 that is used for clearing up the dust, the head and the tail both ends of flabellum 2 are all installed and are used for 4 spacing permanent magnet 21 to the movable block, permanent magnet 21 and flabellum 2 fixed connection, movable block 4 is the magnetic repulsion state with the permanent magnet 21 of both sides, movable block 4 all is equipped with broach 41 and clearance sword 42 along the both sides of 2 slip directions of flabellum, broach 41, clearance sword 42 all with movable block 4 fixed connection.
In this embodiment, the outside slip cover of flabellum 2 is equipped with movable block 4 that is used for clearing up the dust, flabellum 2's head and the tail both ends are all installed and are used for 4 spacing permanent magnet 21 to the movable block, permanent magnet 21 and flabellum 2 fixed connection, the outside through flabellum 2 at the exhaust fan sets up slidable movable block 4, in-process by static to high-speed pivoted when flabellum 2, movable block 4 receives centrifugal force, can follow the root of flabellum 2 and slide to the outside, utilize broach 41 and clearance sword 42 to clear up the dust on flabellum 2 surface, when the slow stall in-process of flabellum 2, movable block 4 also can follow the outside of flabellum 2 and slide to the root, it goes on to reciprocate, thereby can reach the effect of carrying out self-cleaning to 2 surface dust on flabellum, make the surface of flabellum 2 keep regularly clean, can avoid.
Specifically, broach 41 and clearance sword 42 interval distribution, and broach 41, clearance sword 42 all laminate on flabellum 2's surface, set up broach 41 and clearance sword 42 through the both sides at movable block 4, and when movable block 4 reciprocating motion's in-process, broach 41 and clearance sword 42 can laminate flabellum 2's surface and slide, reach the purpose with flabellum 2 surface adhesion dust clearance to keep flabellum 2's clean.
Specifically, the both ends of movable block 4 are equipped with weight ball 43, and two weight balls 43 symmetric distributions, weight ball 43 and movable block 4 fixed connection, wherein movable block 4 itself is magnet, and both ends set up weight ball 43, can increase movable block 4's weight, increase movable block 4's inertia, and the in-process that removes at movable block 4 has bigger impact force, rejects the dust on flabellum 2 surface.
Specifically, fan installation section of thick bamboo 11 is equipped with in the intermediate position department of fan bottom plate frame 1, fan installation section of thick bamboo 11 and fan bottom plate frame 1 fixed connection, fan fixed bolster 13 fixedly connected with motor installation section of thick bamboo 14 is passed through to the inside of fan installation section of thick bamboo 11, fan fixed bolster 13 both ends respectively with fan installation section of thick bamboo 11, motor installation section of thick bamboo 14 welded fastening, motor 5 fixed mounting is in motor installation section of thick bamboo 14 inside, through set up fan installation section of thick bamboo 11 on fan bottom plate frame 1, be used for installing flabellum 2, make flabellum 2 have sufficient space when rotating, the flow area of increase air, set up fan fixed bolster 13 and motor installation section of thick bamboo 14, all be used for fixed motor 5, make motor 5 be located the intermediate position, keep power transmission stable.
Specifically, the tip of fan installation section of thick bamboo 11 is equipped with shelters from rack 3, shelters from rack 3 fixed with the 11 spiro union of fan installation section of thick bamboo, and screw 12 has all been seted up to the four corners department of fan bottom plate frame 1, shelters from rack 3 through the setting for play to shelter from and the guard action to inside flabellum 2, avoid the fan that foreign matter direct impact flabellum 2 leads to damage, set up screw 12 and be used for construction bolt, fix fan bottom plate frame 1 on the wall.
The working principle of the invention is as follows: when using, install the window of reserving on the wall with fan bottom plate frame 1, to mounting bolt in the screw 12, and fix fan bottom plate frame 1 on the wall, connect the electricity to motor 5, when the exhaust fan needs to be ventilated, flabellum 2 is by static to high-speed pivoted in-process, movable block 4 receives centrifugal force, can slide to the outside from the root of flabellum 2, utilize broach 41 and clearance sword 42 to clear up the dust on flabellum 2 surface, when the exhaust fan stops the exhaust, flabellum 2 slowly stops pivoted in-process, movable block 4 also can slide to the root from the outside of flabellum 2, it is reciprocal to go on, thereby can reach the effect of carrying out self-cleaning to flabellum 2 surface dust, make flabellum 2's surface keep clean, can avoid people's periodic cleaning.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (6)
1. Industry exhaust fan, its characterized in that installs including fan bottom plate frame (1) and rotation fan blade (2) of fan bottom plate frame (1) intermediate position department, the rear side of fan blade (2) is provided with motor (5), motor (5) and external power source electric connection, the output shaft of motor (5) with fan blade (2) fixed connection, the outside slip cover of fan blade (2) is equipped with movable block (4) that are used for clearing up the dust, the head and the tail both ends of fan blade (2) all install be used for right movable block (4) spacing permanent magnet (21), permanent magnet (21) with fan blade (2) fixed connection, movable block (4) and both sides permanent magnet (21) are the magnetism repulsive state, movable block (4) are followed fan blade (2) slip direction's both sides all are equipped with broach (41) and clearance sword (42), the comb teeth (41) and the cleaning knife (42) are fixedly connected with the movable block (4).
2. An industrial exhaust fan according to claim 1, characterized in that the comb teeth (41) and the cleaning blade (42) are distributed at intervals, and the comb teeth (41) and the cleaning blade (42) are attached to the surface of the fan blade (2).
3. An industrial exhaust fan according to claim 1, characterized in that the two ends of the movable block (4) are provided with weight balls (43), the two weight balls (43) are symmetrically distributed, and the weight balls (43) are fixedly connected with the movable block (4).
4. The industrial exhaust fan as claimed in claim 1, wherein a fan mounting cylinder (11) is disposed at a middle position of the fan bottom plate frame (1), and the fan mounting cylinder (11) is fixedly connected with the fan bottom plate frame (1).
5. The industrial exhaust fan as claimed in claim 4, wherein a motor mounting tube (14) is fixedly connected to the inside of the fan mounting tube (11) through a fan fixing bracket (13), two ends of the fan fixing bracket (13) are respectively welded and fixed to the fan mounting tube (11) and the motor mounting tube (14), and the motor (5) is fixedly mounted inside the motor mounting tube (14).
6. The industrial exhaust fan as claimed in claim 4, wherein a shielding net rack (3) is arranged at the end of the fan mounting cylinder (11), the shielding net rack (3) is fixed with the fan mounting cylinder (11) in a threaded manner, and screw holes (12) are formed in four corners of the fan bottom plate frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110206549.6A CN112901535A (en) | 2021-02-24 | 2021-02-24 | Industrial exhaust fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110206549.6A CN112901535A (en) | 2021-02-24 | 2021-02-24 | Industrial exhaust fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112901535A true CN112901535A (en) | 2021-06-04 |
Family
ID=76106916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110206549.6A Withdrawn CN112901535A (en) | 2021-02-24 | 2021-02-24 | Industrial exhaust fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112901535A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113982977A (en) * | 2021-11-26 | 2022-01-28 | 绍兴上虞鼎鑫通风设备有限公司 | Fan resistant to oil smoke adhesion |
| CN115539418A (en) * | 2022-11-10 | 2022-12-30 | 济南七月雨电子信息科技有限公司 | High-efficient refrigeration industry fan |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201797841U (en) * | 2010-06-10 | 2011-04-20 | 吴云峰 | Pet wool comber capable of cleaning flock |
| CN104248397A (en) * | 2013-06-28 | 2014-12-31 | 科沃斯机器人科技(苏州)有限公司 | Cleaning device, rolling brush cleaning cabin and cleaning system |
| CN207495605U (en) * | 2017-10-25 | 2018-06-15 | 青岛禹璇食品有限公司 | A kind of filament cutter of automatic cleaning blade |
| CN209025893U (en) * | 2018-09-06 | 2019-06-25 | 湖北宇汇天诚环保设备有限公司 | A kind of cleaning mechanism of industrial dedusting blower |
| CN209278173U (en) * | 2018-11-22 | 2019-08-20 | 赣州市莫卡斯电气设备有限公司 | A kind of industrial fan that can clear up flabellum automatically |
-
2021
- 2021-02-24 CN CN202110206549.6A patent/CN112901535A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201797841U (en) * | 2010-06-10 | 2011-04-20 | 吴云峰 | Pet wool comber capable of cleaning flock |
| CN104248397A (en) * | 2013-06-28 | 2014-12-31 | 科沃斯机器人科技(苏州)有限公司 | Cleaning device, rolling brush cleaning cabin and cleaning system |
| CN207495605U (en) * | 2017-10-25 | 2018-06-15 | 青岛禹璇食品有限公司 | A kind of filament cutter of automatic cleaning blade |
| CN209025893U (en) * | 2018-09-06 | 2019-06-25 | 湖北宇汇天诚环保设备有限公司 | A kind of cleaning mechanism of industrial dedusting blower |
| CN209278173U (en) * | 2018-11-22 | 2019-08-20 | 赣州市莫卡斯电气设备有限公司 | A kind of industrial fan that can clear up flabellum automatically |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113982977A (en) * | 2021-11-26 | 2022-01-28 | 绍兴上虞鼎鑫通风设备有限公司 | Fan resistant to oil smoke adhesion |
| CN115539418A (en) * | 2022-11-10 | 2022-12-30 | 济南七月雨电子信息科技有限公司 | High-efficient refrigeration industry fan |
| CN115539418B (en) * | 2022-11-10 | 2023-08-18 | 广州市金瑞昌建筑环境工程有限公司 | High-efficient refrigeration industry fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210604 |