CN203348115U - Centrifugal aluminum roof fan - Google Patents
Centrifugal aluminum roof fan Download PDFInfo
- Publication number
- CN203348115U CN203348115U CN 201320165664 CN201320165664U CN203348115U CN 203348115 U CN203348115 U CN 203348115U CN 201320165664 CN201320165664 CN 201320165664 CN 201320165664 U CN201320165664 U CN 201320165664U CN 203348115 U CN203348115 U CN 203348115U
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- China
- Prior art keywords
- aluminum
- air duct
- motor
- blast cap
- top board
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Abstract
The utility model discloses a centrifugal aluminum roof fan which comprises an aluminum hood, an aluminum air duct, an aluminum base and a motor. The aluminum hood is cylindrical and is fixedly connected to the aluminum air duct through a bolt. The motor is fixed to a top plate of the aluminum air duct, a rotary shaft of the motor penetrates through the top plate, and the rotary shaft of the motor is fixedly provided with an impeller in the aluminum air duct. The motor is arranged in the aluminum hood, the back of the top plate of the aluminum air duct is provided with a plurality of supporting plates, the bottom ends of the supporting plates are fixedly connected to a retainer ring through bolts, the retainer ring is fixedly connected to a top plate of the aluminum base through bolts, an air inlet is formed in the center of the aluminum base, and the air inlet is formed in the retainer ring. The centrifugal aluminum roof fan is all made of aluminum, is low in weight, not prone to ageing, simple and compact in structure, small in size, convenient to install and suitable for being used in a small house and other facilities.
Description
Technical field:
The utility model relates to the ventilation equipment technical field, relates in particular a kind of aluminum Centrafugal roof fan.
Background technique:
Existing roof ventilator has a variety of, there is also having of axial flow centrifugal, yet existing Centrafugal roof fan general structure complexity, and bulky, multiplex in the facilities such as some factory buildings, power station, and there is no to be applicable to the small-sized Centrafugal roof fan used in the facilities such as house among a small circle.
And, there is larger space between the blast cap of existing roof ventilator and air duct, easily allow birds fly into.
Simultaneously, existing Centrafugal roof fan generally adopts the steel structure of glass fibre reinforced plastics or the antirust processing of process, these structure weight weights, simultaneously, glass steel material has aging weathering phenomenon, and the long-term impact by sunlight, high temperature outside can make the glass fibre reinforced plastics surface peeling affect environment.
The model utility content:
The purpose of this utility model is exactly the deficiency for prior art, and a kind of aluminum Centrafugal roof fan is provided, and it adopts full aluminium material, lightweight, be not easy agingly, simultaneously, it is simple and compact for structure, volume is little, easy for installation, in the applicable facilities such as house among a small circle.
Technology solution of the present utility model is as follows:
A kind of aluminum Centrafugal roof fan, comprise the aluminum blast cap, the aluminum air duct, aluminum base and motor, described aluminum blast cap is cylindrical, the aluminum blast cap is bolted to connection on the aluminum air duct, motor is fixed on the top board of aluminum air duct, its rotatingshaft is through top board, be fixed with impeller on the rotatingshaft of motor, impeller is in the aluminum air duct, motor is in the aluminum blast cap, the top board back side of aluminum air duct is fixed with a plurality of dunnages, the bottom of a plurality of dunnages is bolted to connection on back-up ring, back-up ring is bolted to connection on the top board of aluminum base, the center of aluminum base forms intake grill, intake grill is in back-up ring.
Described aluminum blast cap bottom is fixed with a plurality of connection legs, connecting leg is bolted to connection on the aluminum air duct, the spacing of the inwall of aluminum blast cap and motor outer wall is 5cm to 10cm, the top board of the bottom end of aluminum blast cap and aluminum air duct has the gap of 3cm to 5cmm, form flange collar on the top board of aluminum air duct, motor is in flange collar, and the flange collar diameter is less than the diameter of aluminum blast cap.
The bottom end of described aluminum air duct is higher than the bottom end of impeller, and the top end of back-up ring is higher than the bottom end of aluminum air duct.
The beneficial effects of the utility model are:
1, it adopts full aluminium material, lightweight, is not easy aging and weathering, environmental protection.Simultaneously, it is simple and compact for structure, and volume is little, easy for installation, in the applicable facilities such as house among a small circle.
2, its is simple in structure, and one-piece parts is all with bolts, for convenience detach and installation.
3, the spacing of the inwall of its aluminum blast cap and motor outer wall is 5cm to 10cm, the top board of the bottom end of aluminum blast cap and aluminum air duct has the gap of 3cm to 5cmm, the bottom end of aluminum air duct is higher than the bottom end of impeller, the top end of back-up ring is higher than the bottom end of aluminum air duct, back-up ring is bolted to connection on the top board of aluminum base, the gap of this explanation motor and aluminum blast cap is little, aluminum air duct and aluminum blast cap, the compact structure of aluminum air duct and aluminum base, volume is small and exquisite, convenient transportation and installation.
4, the bottom end of aluminum air duct is higher than the bottom end of impeller, the top end of back-up ring is higher than the bottom end of aluminum air duct, back-up ring is bolted to connection on the top board of aluminum base, form flange collar on the top board of aluminum air duct, motor is in flange collar, when this makes the drippage such as rainwater, flange collar and back-up ring can block the part rainwater, can prevent that rainwater from drenching motor and entering roof ventilator, and the top board of the bottom end of aluminum blast cap and aluminum air duct has the gap of 3cm to 5cmm, its gap is little, can block most of rainwater and wind, the protection motor, can allow motor be dispelled the heat simultaneously.
The accompanying drawing explanation:
Fig. 1 is perspective view of the present utility model;
Fig. 2 is the angle perspective view of changing of the present utility model;
Fig. 3 is structural representation of the present utility model;
Fig. 4 is dunnage on air duct of the present utility model and the partial structurtes schematic diagram of aluminum base.
Embodiment:
Embodiment: see shown in Fig. 1 to 4, a kind of aluminum Centrafugal roof fan, comprise aluminum blast cap 1, aluminum air duct 2, aluminum base 3 and motor 4, described aluminum blast cap 1 is cylindrical, aluminum blast cap 1 is bolted to connection on aluminum air duct 2, motor 4 is fixed on the top board of aluminum air duct 2, its rotatingshaft is through top board, be fixed with impeller 5 on the rotatingshaft of motor 4, impeller 5 is in aluminum air duct 2, motor 4 is in aluminum blast cap 1, the top board back side of aluminum air duct 2 is welded with a plurality of dunnages 6, dunnage 6 is distributed on back-up ring 7, the bottom of a plurality of dunnages 6 is bolted to connection on back-up ring 7, back-up ring 7 is bolted to connection on the top board of aluminum base 3, the center of aluminum base 3 forms intake grill 31, intake grill 31 is in back-up ring 7.
Described aluminum blast cap 1 bottom has been bolted to connection a plurality of connection legs 11, connecting leg 11 is bolted to connection on aluminum air duct 2, the spacing of the inwall of aluminum blast cap 1 and motor 4 outer walls is 5cm to 10cm, the top board of the bottom end of aluminum blast cap 1 and aluminum air duct 2 has the gap of 3cm to 5cmm, form flange collar 21 on the top board of aluminum air duct 2, motor 4 is in flange collar 21, and the diameter of flange collar 21 is less than the diameter of aluminum blast cap 1.
The bottom end of described aluminum air duct 2 is higher than the bottom end of impeller 5, and the top end of back-up ring 7 is higher than the bottom end of aluminum air duct 2.
Working principle: by motor 4 impeller 5, rotate, air-flow enters the exhaust outlet 61 driven between adjacent two dunnages 6 by impeller 5 and discharges from intake grill 31.
Claims (3)
1. an aluminum Centrafugal roof fan, comprise aluminum blast cap (1), aluminum air duct (2), aluminum base (3) and motor (4), it is characterized in that: described aluminum blast cap (1) is for cylindrical, aluminum blast cap (1) is bolted to connection on aluminum air duct (2), motor (4) is fixed on the top board of aluminum air duct (2), its rotatingshaft is through top board, be fixed with impeller (5) on the rotatingshaft of motor (4), impeller (5) is in aluminum air duct (2), motor (4) is in aluminum blast cap (1), the top board back side of aluminum air duct (2) is fixed with a plurality of dunnages (6), the bottom of a plurality of dunnages (6) is bolted to connection on back-up ring (7), back-up ring (7) is bolted to connection on the top board of aluminum base (3), the center of aluminum base (3) forms intake grill (31), intake grill (31) is in back-up ring (7).
2. a kind of aluminum Centrafugal roof fan according to claim 1, it is characterized in that: described aluminum blast cap (1) bottom is fixed with a plurality of connection legs (11), connecting leg (11) is bolted to connection on aluminum air duct (2), the spacing of the inwall of aluminum blast cap (1) and motor (4) outer wall is 5cm to 10cm, the top board of the bottom end of aluminum blast cap (1) and aluminum air duct (2) has gap, form flange collar (21) on the top board of aluminum air duct (2), motor (4) is in flange collar (21), the diameter of flange collar (21) is less than the diameter of aluminum blast cap (1).
3. a kind of aluminum Centrafugal roof fan according to claim 1, it is characterized in that: the bottom end of described aluminum air duct (2) is higher than the bottom end of impeller (5), and the top end of back-up ring (7) is higher than the bottom end of aluminum air duct (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320165664 CN203348115U (en) | 2013-04-03 | 2013-04-03 | Centrifugal aluminum roof fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320165664 CN203348115U (en) | 2013-04-03 | 2013-04-03 | Centrifugal aluminum roof fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203348115U true CN203348115U (en) | 2013-12-18 |
Family
ID=49748023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320165664 Expired - Fee Related CN203348115U (en) | 2013-04-03 | 2013-04-03 | Centrifugal aluminum roof fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203348115U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109458357A (en) * | 2018-11-23 | 2019-03-12 | 孙建江 | A kind of centrifugal impeller component and the centrifugal energy-saving fan with centrifugal impeller component |
-
2013
- 2013-04-03 CN CN 201320165664 patent/CN203348115U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109458357A (en) * | 2018-11-23 | 2019-03-12 | 孙建江 | A kind of centrifugal impeller component and the centrifugal energy-saving fan with centrifugal impeller component |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131218 Termination date: 20160403 |