CN201753694U - Exhaust fan with improved structure - Google Patents
Exhaust fan with improved structure Download PDFInfo
- Publication number
- CN201753694U CN201753694U CN2010205002316U CN201020500231U CN201753694U CN 201753694 U CN201753694 U CN 201753694U CN 2010205002316 U CN2010205002316 U CN 2010205002316U CN 201020500231 U CN201020500231 U CN 201020500231U CN 201753694 U CN201753694 U CN 201753694U
- Authority
- CN
- China
- Prior art keywords
- wind wheel
- sucking mouth
- air
- exhaust port
- spiral case
- 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 - Lifetime
Links
- 230000006872 improvement Effects 0.000 claims description 6
- 230000009183 running Effects 0.000 claims description 5
- 230000008859 change Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
Images
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
- 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
- F04D29/424—Double entry 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
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
- F04D17/16—Centrifugal pumps for displacing without appreciable compression
- F04D17/162—Double suction pumps
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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
- F04D25/16—Combinations of two or more pumps ; Producing two or more separate gas flows
- F04D25/166—Combinations of two or more pumps ; Producing two or more separate gas flows using fans
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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
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/281—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers
- F04D29/282—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers the leading edge of each vane being substantially parallel to the rotation axis
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Ventilation (AREA)
Abstract
The utility model discloses an exhaust fan with an improved structure, which comprises a box body. The side walls of the box body are provided with a first air exhaust outlet, a first air suction inlet, a second air suction inlet and a third air suction inlet. The inner chamber of the box body is provided with a fan component. Compared with the prior art, the exhaust fan with improved structure has the following advantages: 1. compact and reasonable overall structure, convenient and quick assembling, high practicability, high reliability, long service life, 2. electrical power saving, ultra-low noise, comfortable living space and clear air environment brought for the user.
Description
Technical field
The utility model relates to a kind of ventilating fan, belongs to change the wind system technical field, refers in particular to a kind of ventilating fan that improves structure.
Background technique
Modern society, along with improving constantly of people's living standard and health perception, people are also more and more higher for the requirement of living environment and working environment, and air quality how to improve living environment and working environment becomes the problem that people pay close attention to.In the prior art, usually way is that to utilize ventilating fan that indoor air is pumped to outdoor, and then realize the circulation of indoor air and change wind, and generally being a motor, existing ventilating fan structure cooperates a wind wheel, and the opposite end at the ventilating fan casing is provided with air sucking mouth and exhaust port, utilize the rotation of motor driving wind wheel to be pumped to indoor air outdoor, though the ventilating fan of this mode of structure is simple in structure, but exhaust resistance is big, exhaust efficiency is low, and air draft is inhomogeneous, and the power consumption power consumption, room noise is big, and working life is short.
The model utility content
The purpose of this utility model is to overcome in the prior art shortcoming with not enough, provide a kind of compact structure rationally, energy saving, air draft is even, noise is low and the ventilating fan of the improvement structure of long service life.
To achieve these goals, the utility model is realized by following technological scheme:
A kind of ventilating fan that improves structure, include a casing, the sidewall of described casing is provided with an exhaust port and first air sucking mouth, second air sucking mouth and the 3rd air sucking mouth, and the inner chamber of described casing is provided with a fan part, fan part includes :-electric machine assembly, include motor and wind wheel, described motor is fixedly set on the motor mounting plate, its running shaft stretches out the outside, two ends simultaneously, described wind wheel includes first wind wheel and second wind wheel, and first wind wheel and second wind wheel are fixedly set on the electric machine rotational axis respectively;-spiral case assembly, include first spiral case and second spiral case of fixedlying connected with motor mounting plate respectively, described first spiral case covers at the first wind wheel outside, it is provided with first intake grill and first exhaust outlet, first intake grill and the first air sucking mouth corresponding matching and first exhaust outlet and exhaust port corresponding matching, described second spiral case covers at the second wind wheel outside, it is provided with second intake grill and second exhaust outlet, second intake grill and the second air sucking mouth corresponding matching and second exhaust outlet and exhaust port corresponding matching.
Further, the intake grill of described fan part is vertical 90 degree angles with exhaust outlet.
Further, the described casing body that is square, and the outside of described exhaust port and each air sucking mouth is respectively arranged with the air duct connecting head.
Further, described air duct connecting head is that buckle is connected cooperation with wall box, and wherein, the Zhou Duan of described air duct connecting head is provided with the clamping flange, the bottom is provided with trip, and described wall box is provided with draw-in groove that cooperates with the flange clamping and the bayonet socket that is clasped with trip.
Further, the air duct connecting head of described exhaust port is provided with sideboard.
The utility model compared with prior art, its beneficial effect is:
1, compact overall structure is reasonable, and is easy to assembly quick, practical reliable, long service life;
2, energy saving, super low noise is for the user brings comfortable living space and creates the pure and fresh air environment.
In order to understand the utility model more clearly, set forth of the present utility model below with reference to description of drawings
Embodiment.
Description of drawings
Fig. 1 is blast structural representation figure of the present utility model.
Fig. 2 is a perspective view of the present utility model.
Fig. 3 is the perspective view of fan part.
Fig. 4 is the blast structural representation of fan part.
Embodiment
Shown in Fig. 1 to 4, the ventilating fan of improvement structure described in the utility model, include a casing 1, described casing 1 body that is square, the one sidewall is provided with an exhaust port 11, its excess-three sidewall is provided with first air sucking mouth 12, second air sucking mouth 13 and the 3rd air sucking mouth 14, and the outside of exhaust port 11 and each air sucking mouth 12,13,14 is respectively arranged with air duct connecting head 15.Further, described air duct connecting head 15 is that buckle is connected cooperation with casing 1 sidewall, wherein, the Zhou Duan of described air duct connecting head 15 is provided with clamping flange 151, the bottom is provided with trip 152, and described casing 1 sidewall is provided with draw-in groove 161 that cooperates with flange 151 clampings and the bayonet socket 162 that is clasped with trip 152.Preferably, the air duct connecting head 15 of described exhaust port 11 is provided with sideboard 153.
The inner chamber of above-mentioned casing 1 is provided with a fan part 2, and the spin axis of described fan part 2 is vertical 90 degree angles with casing exhaust port 11, and it includes:
-electric machine assembly 21, include motor 211 and wind wheel, described motor 211 is fixedly set on the motor mounting plate 212, its running shaft stretches out the outside, two ends simultaneously, described wind wheel includes first wind wheel 213 and second wind wheel, 214, the first wind wheels 213 and second wind wheel 214 and is fixedly set in respectively on motor 211 running shafts;
-spiral case assembly 22, include first spiral case 221 and second spiral case 222 of fixedlying connected with motor mounting plate 212 respectively, described first spiral case 221 covers at first wind wheel, 213 outsides, it is provided with first intake grill 2211 and first exhaust outlet 2212 that is 90 degree angles, first intake grill 2211 and first air sucking mouth, 12 corresponding matching and first exhaust outlet 2212 and exhaust port 11 corresponding matching, described second spiral case 222 covers at second wind wheel, 214 outsides, it is provided with second intake grill 2221 and second exhaust outlet, 2222, the second intake grills 2221 and second air sucking mouth, 13 corresponding matching and second exhaust outlet 2222 and exhaust port 11 corresponding matching that is 90 degree angles.
Use principle of the present utility model is as described below: ventilating fan air sucking mouth 12,13,14 air duct connecting head 15 communicates with chummery not by air duct, during work, motor 211 continuous runnings, drive first wind wheel 213 and second wind wheel 214 rotates simultaneously, the indoor air that communicates with first air sucking mouth 12 and second air sucking mouth 13 is at wind wheel 213, under 214 rotary actions, enter first intake grill 2211 and second intake grill 2221 from first air sucking mouth 12 and second air sucking mouth 13, and be discharged into outdoor from exhaust port 11 by first exhaust outlet 2212 and second exhaust outlet 2222, and the indoor air that communicates with the 3rd air sucking mouth 14 is under the effect of tearing of other two air sucking mouths air, enter casing 1 and be discharged into outdoor from the 3rd air sucking mouth 14 from exhaust port 11, and then realize the circulation of indoor air and change wind, noise is low, the efficient height, environmental protection and energy saving.
The utility model is not limited to above-mentioned mode of execution, if various changes of the present utility model or modification are not broken away from spirit and scope of the present utility model, if these are changed and modification belongs within claim of the present utility model and the equivalent technologies scope, then the utility model also is intended to comprise these changes and modification.
Claims (5)
1. ventilating fan that improves structure, include a casing, it is characterized in that: the sidewall of described casing is provided with an exhaust port and first air sucking mouth, second air sucking mouth and the 3rd air sucking mouth, and the inner chamber that reaches described casing is provided with a fan part, and fan part includes:
-electric machine assembly, include motor and wind wheel, described motor is fixedly set on the motor mounting plate, and its running shaft stretches out the outside, two ends simultaneously, described wind wheel includes first wind wheel and second wind wheel, and first wind wheel and second wind wheel are fixedly set on the electric machine rotational axis respectively;
-spiral case assembly, include first spiral case and second spiral case of fixedlying connected with motor mounting plate respectively, described first spiral case covers at the first wind wheel outside, it is provided with first intake grill and first exhaust outlet, first intake grill and the first air sucking mouth corresponding matching and first exhaust outlet and exhaust port corresponding matching, described second spiral case covers at the second wind wheel outside, it is provided with second intake grill and second exhaust outlet, second intake grill and the second air sucking mouth corresponding matching and second exhaust outlet and exhaust port corresponding matching.
2. the ventilating fan of improvement structure according to claim 1 is characterized in that: the intake grill of described fan part is vertical 90 degree angles with exhaust outlet.
3. the ventilating fan of improvement structure according to claim 1 is characterized in that: the described casing body that is square, and the outside of described exhaust port and each air sucking mouth is respectively arranged with the air duct connecting head.
4. the ventilating fan of improvement structure according to claim 3, it is characterized in that: described air duct connecting head is that buckle is connected cooperation with wall box, wherein, the Zhou Duan of described air duct connecting head is provided with the clamping flange, the bottom is provided with trip, and described wall box is provided with draw-in groove that cooperates with the flange clamping and the bayonet socket that is clasped with trip.
5. the ventilating fan of improvement structure according to claim 4 is characterized in that: the air duct connecting head of described exhaust port is provided with sideboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205002316U CN201753694U (en) | 2010-08-19 | 2010-08-19 | Exhaust fan with improved structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205002316U CN201753694U (en) | 2010-08-19 | 2010-08-19 | Exhaust fan with improved structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201753694U true CN201753694U (en) | 2011-03-02 |
Family
ID=43621426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205002316U Expired - Lifetime CN201753694U (en) | 2010-08-19 | 2010-08-19 | Exhaust fan with improved structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201753694U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113586480A (en) * | 2021-07-22 | 2021-11-02 | 广东爱美信电器有限公司 | T-shaped double-air-inlet efficient pipeline fan |
-
2010
- 2010-08-19 CN CN2010205002316U patent/CN201753694U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113586480A (en) * | 2021-07-22 | 2021-11-02 | 广东爱美信电器有限公司 | T-shaped double-air-inlet efficient pipeline fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180228 Address after: 528300 501, 502, 601, 602, 701, 702, Foshan, Shunde District, Shunde District, Guangdong Province, Changfu West Road, Ronggui, Ronggui. Patentee after: Foshan City Shunde District E.A.P Electrical Co., Ltd. Address before: 528306 Shunde District, Foshan, Guangdong, Ronggui, Ronggui, Rong Li Chang Bao Xi Road 39 days to the international industrial city 5 201 Patentee before: Li Yongge |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110302 |