CN111457510B - Humidification device on cooling fan - Google Patents
Humidification device on cooling fan Download PDFInfo
- Publication number
- CN111457510B CN111457510B CN202010252816.9A CN202010252816A CN111457510B CN 111457510 B CN111457510 B CN 111457510B CN 202010252816 A CN202010252816 A CN 202010252816A CN 111457510 B CN111457510 B CN 111457510B
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- China
- Prior art keywords
- pipe
- sides
- wind scooper
- volute
- walls
- 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.)
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Classifications
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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
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/0035—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using evaporation
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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
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4226—Fan casings
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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
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B19/00—Machines, plants or systems, using evaporation of a refrigerant but without recovery of the vapour
- F25B19/02—Machines, plants or systems, using evaporation of a refrigerant but without recovery of the vapour using fluid jet, e.g. of steam
- F25B19/04—Machines, plants or systems, using evaporation of a refrigerant but without recovery of the vapour using fluid jet, e.g. of steam using liquid jet, e.g. of water
Abstract
The invention discloses a humidifying device on a cooling fan, which comprises a volute of a centrifugal fan, wherein a rectangular first flange is formed at an air outlet of the volute, a conical inner air guide cover is arranged at the air outlet of the volute, a rectangular inner ventilation pipe is formed at the rear end of the inner air guide cover, and the rear end of the inner ventilation pipe is inserted into the air outlet of the volute; the spiral casing is characterized in that a conical outer air guiding cover is inserted and sleeved on the outer side of the inner air guiding cover, a rectangular outer air guiding pipe is formed at the rear end of the outer air guiding cover, a rectangular second flange is formed at the rear end of the outer air guiding pipe, a plurality of inserting grooves penetrating through the second flange are formed in the outer walls of the two sides of the outer air guiding pipe, limiting plates are inserted and connected in the inserting grooves of the outer air guiding pipe, the limiting plates are fixed on the outer walls of the two sides of the inner ventilating pipe, and the limiting plates abut against the first flange of the spiral casing.
Description
Technical Field
The invention relates to the technical field of fans, in particular to a humidifying device on a cooling fan.
Background
The centrifugal fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. Centrifugal fans are widely used in ventilation, dust extraction and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings. At present, in outdoor operation, a centrifugal fan is a high-efficiency cooling fan due to large wind power, but the existing centrifugal fan generally can only cool by only wind power, but is sometimes outdoor, the temperature in the environment is high, the wind generated by the centrifugal fan is hot wind, and the cooling effect is poor.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a humidifying device on a cooling fan, which can be additionally arranged on a volute of a centrifugal fan to improve the cooling effect.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a humidifying device on a cooling fan comprises a volute of a centrifugal fan, wherein a rectangular first flange is formed at an air outlet of the volute, a conical inner air guide cover is arranged at the air outlet of the volute, a rectangular inner ventilation pipe is formed at the rear end of the inner air guide cover, and the rear end of the inner ventilation pipe is inserted into the air outlet of the volute; the outer side of the inner air guiding cover is inserted and sleeved with a conical outer air guiding cover, the rear end of the outer air guiding cover is formed with a rectangular outer air guiding pipe, the rear end of the outer air guiding pipe is formed with a rectangular second flange, a plurality of inserting grooves penetrating through the second flange are formed in the outer walls of the two sides of the outer air guiding pipe, limiting plates are inserted and connected in the inserting grooves of the outer air guiding pipe, the limiting plates are fixed on the outer walls of the two sides of the inner ventilating pipe, and the limiting plates abut against the first flange of the volute;
gaps are reserved between the outer walls of the two sides of the inner ventilation pipe and the inner walls of the two sides of the outer air guide pipe, and between the outer walls of the two sides of the inner air guide cover and the inner walls of the two sides of the outer air guide cover; water inlet holes are formed in the outer walls of the two sides of the outer air guide pipe, and a water inlet pipe connecting pipe communicated with the water inlet holes is fixed on the outer wall of the outer air guide pipe; the second flange of the outer wind scooper is fixedly connected with the first flange of the volute through a bolt assembly.
Preferably, the upper end surface and the lower end surface of the inner wind guide cover are respectively abutted against the inner walls of the upper end and the lower end of the outer wind guide cover, and the side walls on the two sides of the inner wind guide cover are parallel to the side walls on the two sides of the outer wind guide cover.
Preferably, the thickness of the limiting plate is equal to the width of the slot on the outer air guide pipe, and the length of the slot is equal to the length of the limiting plate.
Preferably, the water inlet holes in the outer air guide pipe are distributed between the limiting plates, and the water pipe is fixed on the water inlet pipe connecting pipe through the inserting sleeve.
Preferably, two splayed guide plates are inserted between the side walls of the inner wind scooper and the outer wind scooper, two sides of each guide plate are respectively fixed on the outer side wall of the inner wind scooper and the inner side wall of the outer wind scooper, and the rear ends of the guide plates abut against the limiting plates.
Preferably, a plurality of round supporting rods are inserted between the guide plates, and two ends of each supporting rod are respectively fixed on the inner air guide cover and the outer air guide cover.
Preferably, the air outlet of the volute is shaped into a rectangle, and the outer wall of the rear end of the inner ventilating pipe abuts against the inner wall of the air outlet of the volute.
The invention has the beneficial effects that: the device can be additionally arranged on a volute of a centrifugal fan, so that moisture can be additionally added in the air flow generated by the centrifugal fan, and the air flow is combined with water to be cooled; thereby improving the cooling effect.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a side view of the present invention;
fig. 4 is a schematic sectional view at a-a in fig. 3.
In the figure: 1. a volute; 11. a first flange; 2. an inner wind scooper; 21. an inner vent pipe; 3. An outer wind scooper; 31. an outer air duct; 32. a second flange; 33. a slot; 34. a water inlet hole; 4. a limiting plate; 5. a water inlet pipe is connected with a pipe; 6. a baffle; 7. a strut; 8. a bolt assembly.
Detailed Description
Example (b): as shown in fig. 1 to 4, a humidifying device on a cooling fan comprises a volute 1 of a centrifugal fan, a rectangular first flange 11 is formed at an air outlet of the volute 1, a conical inner air guiding cover 2 is arranged at the air outlet of the volute 1, a rectangular inner ventilation pipe 21 is formed at the rear end of the inner air guiding cover 2, and the rear end of the inner ventilation pipe 21 is inserted into the air outlet of the volute 1; the outer side of the inner wind scooper 2 is inserted and sleeved with a conical outer wind scooper 3, the rear end of the outer wind scooper 3 is formed with a rectangular outer wind guide pipe 31, the rear end of the outer wind guide pipe 31 is formed with a rectangular second flange 32, a plurality of insertion grooves 33 penetrating through the second flange 32 are formed in the outer walls of the two sides of the outer wind guide pipe 31, a limiting plate 4 is inserted and connected in the insertion groove 33 of the outer wind guide pipe 31, the limiting plate 4 is fixed on the outer walls of the two sides of the inner ventilation pipe 21, and the limiting plate 4 abuts against the first flange 11 of the volute 1;
gaps are reserved between the outer walls of the two sides of the inner ventilating pipe 21 and the inner walls of the two sides of the outer air guide pipe 31, and between the outer walls of the two sides of the inner air guide cover 2 and the inner walls of the two sides of the outer air guide cover 3; water inlet holes 34 are formed in the outer walls of the two sides of the outer air guide pipe 31, and a water inlet pipe connecting pipe 5 communicated with the water inlet holes 34 is fixed on the outer wall of the outer air guide pipe 31; the second flange 32 of the outer wind scooper 3 is fixedly connected with the first flange 11 of the volute 1 through a bolt assembly 8.
The upper end surface and the lower end surface of the inner wind scooper 2 are respectively abutted against the inner walls of the upper end and the lower end of the outer wind scooper 3, and the side walls on two sides of the inner wind scooper 2 are parallel to the side walls on two sides of the outer wind scooper 3.
The thickness of the limiting plate 4 is equal to the width of the slot 33 on the outer air guide pipe 31, and the length of the slot 33 is equal to the length of the limiting plate 4.
The water inlet holes 34 on the outer air guide pipe 31 are distributed between the limiting plates 4, and the water pipe is fixed on the water inlet pipe connecting pipe 5 in an inserting and sleeving manner.
Two splayed guide plates 6 are inserted between the side walls of the inner wind scooper 2 and the outer wind scooper 3, two sides of each guide plate 6 are respectively fixed on the outer side wall of the inner wind scooper 2 and the inner side wall of the outer wind scooper 3, and the rear ends of the guide plates 6 abut against the limiting plates 4.
A plurality of round supporting rods 7 are inserted between the guide plates 6, and two ends of each supporting rod 7 are respectively fixed on the inner wind scooper 2 and the outer wind scooper 3.
The air outlet of the volute 1 is shaped into a rectangle, and the outer wall of the rear end of the inner ventilation pipe 21 is abutted against the inner wall of the air outlet of the volute 1.
The working principle is as follows: the invention relates to a humidifying device on a cooling fan, which can be directly installed on the structure of the existing centrifugal fan; the humidifying device can add moisture to realize the combination of air flow and moisture, thereby improving the cooling effect; the specific working principle is as follows:
the air flow coming out of the volute 1 is discharged through the inner air guide cover 2 and the outer air guide cover 3, in the air flow flowing process, a negative pressure is generated in a gap between the inner air guide cover 2 and the outer air guide cover 3, a negative pressure area between the inner air guide cover 2 and the outer air guide cover 3 enables a water pipe connected to the water inlet pipe connecting pipe 5 to absorb water, the water collides with the supporting rod 7 when entering between the inner air guide cover 2 and the outer air guide cover 3, the water is changed into water mist through collision, and the water mist can flow out along with the air flow.
The examples are intended to illustrate the invention, but not to limit it. The described embodiments may be modified by those skilled in the art without departing from the spirit and scope of the present invention, and therefore, the scope of the appended claims should be accorded the full scope of the invention as set forth in the appended claims.
Claims (3)
1. The utility model provides a humidification device on cooling fan, includes centrifugal fan's spiral case (1), the air outlet shaping of spiral case (1) has first flange (11) of rectangle, its characterized in that: the air outlet of the volute (1) is provided with a conical inner air guiding cover (2), the rear end of the inner air guiding cover (2) is formed with a rectangular inner ventilation pipe (21), and the rear end of the inner ventilation pipe (21) is inserted into the air outlet of the volute (1); the outer side of the inner wind scooper (2) is inserted and sleeved with a conical outer wind scooper (3), a rectangular outer wind guide pipe (31) is formed at the rear end of the outer wind scooper (3), a rectangular second flange (32) is formed at the rear end of the outer wind guide pipe (31), a plurality of insertion grooves (33) penetrating through the second flange (32) are formed in the outer walls of the two sides of the outer wind guide pipe (31), a limiting plate (4) is inserted and connected in the insertion grooves (33) of the outer wind guide pipe (31), the limiting plate (4) is fixed on the outer walls of the two sides of the inner wind guide pipe (21), and the limiting plate (4) abuts against a first flange (11) of the volute (1);
gaps are reserved between the outer walls of the two sides of the inner ventilation pipe (21) and the inner walls of the two sides of the outer air guide pipe (31), and between the outer walls of the two sides of the inner air guide cover (2) and the inner walls of the two sides of the outer air guide cover (3); water inlet holes (34) are formed in the outer walls of the two sides of the outer air guide pipe (31), and a water inlet pipe connecting pipe (5) communicated with the water inlet holes (34) is fixed on the outer wall of the outer air guide pipe (31); the second flange (32) of the outer wind scooper (3) is fixedly connected with the first flange (11) of the volute (1) through a bolt component (8);
the thickness of the limiting plate (4) is equal to the width of a slot (33) on the outer air guide pipe (31), and the length of the slot (33) is equal to the length of the limiting plate (4);
water inlet holes (34) on the outer air guide pipe (31) are distributed among the limiting plates (4), and a water pipe is fixed on the water inlet pipe connecting pipe (5) in an inserting and sleeving manner;
two splayed guide plates (6) are inserted between the side walls of the inner wind scooper (2) and the outer wind scooper (3), two sides of each guide plate (6) are respectively fixed on the outer side wall of the inner wind scooper (2) and the inner side wall of the outer wind scooper (3), and the rear ends of the guide plates (6) abut against the limiting plates (4);
a plurality of round supporting rods (7) are inserted between the guide plates (6), and two ends of each supporting rod (7) are respectively fixed on the inner wind guide cover (2) and the outer wind guide cover (3).
2. The humidifying device on the cooling fan as claimed in claim 1, wherein: the upper end surface and the lower end surface of the inner wind scooper (2) are respectively abutted against the inner walls of the upper end and the lower end of the outer wind scooper (3), and the side walls on the two sides of the inner wind scooper (2) are parallel to the side walls on the two sides of the outer wind scooper (3).
3. The humidifying device on the cooling fan as claimed in claim 1, wherein: the air outlet of the volute (1) is formed into a rectangle, and the outer wall of the rear end of the inner ventilation pipe (21) is abutted against the inner wall of the air outlet of the volute (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010252816.9A CN111457510B (en) | 2020-04-02 | 2020-04-02 | Humidification device on cooling fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010252816.9A CN111457510B (en) | 2020-04-02 | 2020-04-02 | Humidification device on cooling fan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111457510A CN111457510A (en) | 2020-07-28 |
| CN111457510B true CN111457510B (en) | 2021-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010252816.9A Active CN111457510B (en) | 2020-04-02 | 2020-04-02 | Humidification device on cooling fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111457510B (en) |
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| CN2095368U (en) * | 1991-07-04 | 1992-02-05 | 陈浩 | Moisturizing cold wind machine |
| WO2008009082A1 (en) * | 2006-07-19 | 2008-01-24 | Santos Joao Henrique Schmidt D | Constructive disposition in air conditioning |
| CN207214328U (en) * | 2017-08-29 | 2018-04-10 | 上海雪榕生物科技股份有限公司 | One kind humidification blower fan |
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| CN2095368U (en) * | 1991-07-04 | 1992-02-05 | 陈浩 | Moisturizing cold wind machine |
| WO2008009082A1 (en) * | 2006-07-19 | 2008-01-24 | Santos Joao Henrique Schmidt D | Constructive disposition in air conditioning |
| CN207214328U (en) * | 2017-08-29 | 2018-04-10 | 上海雪榕生物科技股份有限公司 | One kind humidification blower fan |
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| Publication number | Publication date |
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| CN111457510A (en) | 2020-07-28 |
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Effective date of registration: 20210927 Address after: 317500 Da Xi Zhen Jin Ao Cun, Wenling City, Taizhou City, Zhejiang Province Applicant after: Zhejiang Shenli Explosion-proof Electrical and Mechanical Co.,Ltd. Address before: 6 / F, building 7, Guanggu Chuangye street, Donghu New Technology Development Zone, Wuhan City, Hubei Province, 430074 Applicant before: Wuhan Yanhua Zhizao Environmental Protection Technology Co.,Ltd. |
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