CN205823686U - A kind of low noise diagonal flow ventilator - Google Patents
A kind of low noise diagonal flow ventilator Download PDFInfo
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- CN205823686U CN205823686U CN201620638493.6U CN201620638493U CN205823686U CN 205823686 U CN205823686 U CN 205823686U CN 201620638493 U CN201620638493 U CN 201620638493U CN 205823686 U CN205823686 U CN 205823686U
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- noise reduction
- bracing frame
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Abstract
The utility model discloses a kind of low noise diagonal flow ventilator, including outside cylinder, connected motor and impeller it is provided with in outer barrel body, also include noise reduction shroud, be connected plate and bracing frame, away from one end of impeller on noise reduction shroud cylinder mounted externally, connected plate is welded on the inwall of outside cylinder, and bracing frame is welded on connected plate, and bracing frame is provided with connected fixing groove and locating slot；Noise reduction shroud includes ball-type cover and the orifice plate being connected, and ball-type cover and orifice plate is equipped with and some is evenly arranged perforation, and the perforation on ball-type cover is connected with the noise reducing pipe that is punched through on orifice plate；Being arranged with fixing ring flat-plate on motor, fixing ring flat-plate is provided with locating piece, fixes and is provided with rubber shock-absorbing ring between ring flat-plate and motor；Fixing ring flat-plate is positioned at fixing groove, and locating piece is positioned at locating slot.Dismountable noise reduction shroud that is provided with on outside cylinder of the present utility model, noise reduction shroud can effectively reduce motor and the noise of impeller generation.
Description
Technical field
This utility model relates to diagonal flow fan, particularly relates to a kind of low noise diagonal flow ventilator.
Background technology
It is the blower fan between axial flow blower and centrifugal blower that diagonal flow fan has another name called flow-mixing blower fan, the impeller of diagonal flow fan
Allowing air not only do centrifugal motion but also axially move, in shell, the motion of air is mixed with axial flow and centrifugal two kinds of forms of motion.Extensively
General it is applied to the open air exhaust of senior civil buildings, pipeline pressure air blowing and the industrial and minerals such as hotel, restaurant, market, office building, gymnasium
The ventilation place of enterprise.The noise that diagonal flow fan produces is relatively big, and the denoising structure related to for diagonal flow fan is the most considerably less.
Utility model content
The purpose of this utility model is, it is provided that a kind of low noise diagonal flow ventilator, has special denoising structure, it is possible to
Effectively reduce the noise that motor produces.
For solving above-mentioned technical problem, this utility model adopts the following technical scheme that:
A kind of low noise diagonal flow ventilator, including outside cylinder, is provided with connected motor and impeller, also wraps in outer barrel body
Include noise reduction shroud, be connected plate and bracing frame, and away from one end of impeller on noise reduction shroud cylinder mounted externally, connected plate is welded on outside
On the inwall of cylinder, bracing frame is welded on connected plate, and bracing frame is provided with connected fixing groove and locating slot；Noise reduction shroud includes
The ball-type cover being connected and orifice plate, ball-type cover and orifice plate are equipped with and some are evenly arranged perforation, the perforation on ball-type cover and orifice plate
On be punched through noise reducing pipe be connected；Being arranged with fixing ring flat-plate on motor, fixing ring flat-plate is provided with locating piece, fixing ring flat-plate and electricity
Rubber shock-absorbing ring it is provided with between machine；Fixing ring flat-plate is positioned at fixing groove, and locating piece is positioned at locating slot.The dismountable peace of noise reduction shroud
It is contained on outside cylinder.
In aforesaid a kind of low noise diagonal flow ventilator, bracing frame is provided with on perforation locating piece corresponding with described perforation
Position is provided with fixing hole, is provided with fixing bolt in perforation and fixing hole.Locating piece and locating slot cooperation are prevented from motor week
To rotation, and it is prevented from motor slides by arranging perforation and fixing hole.
In aforesaid a kind of low noise diagonal flow ventilator, it is provided with the support of L-type bottom the outer wall of outside cylinder, under support
Side is provided with fixed plate, is provided with rubber sheet gasket between support and fixed plate.
In aforesaid a kind of low noise diagonal flow ventilator, the position that support, rubber sheet gasket are corresponding with fixed plate is equipped with peace
Dress hole.
In aforesaid a kind of low noise diagonal flow ventilator, outside cylinder includes the first cylinder and the second cylinder, the first cylinder
It is connected by ring flange with the second cylinder.The outer barrel body adopted the structure can be easy to later maintenance, and motor is fixing
On the first cylinder or the second cylinder, so can be easy to after being taken apart by two cylinders observe and keep in repair impeller or electricity
Machine.
Compared with prior art, dismountable noise reduction shroud that is provided with on outside cylinder of the present utility model, noise reduction shroud is permissible
Effectively reduce motor and the noise of impeller generation.And motor is easy to loading and unloading, it is provided with bracing frame in outer barrel body, on bracing frame
It is provided with fixing groove, and on motor, is arranged with fixing ring flat-plate, have only to push away fixing ring flat-plate put fixing groove into when motor is installed；Location
Groove and locating piece are prevented from motor and rotate in a circumferential direction, and have been provided with the rubber of cushioning effect between fixing ring flat-plate and motor
Shock ring, reduces the amplitude of motor, reduces the noise produced, and extends the life-span of motor.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of the present utility model；
Fig. 2 is the structural representation of a kind of embodiment of ball-type cover；
Fig. 3 is the internal structure schematic diagram of outside cylinder；
Fig. 4 is the structural representation at another visual angle of Fig. 3；
Fig. 5 is bracing frame and the structural representation of fixing ring flat-plate.
Reference: 1-noise reduction shroud, the outside cylinder of 2-, 3-ball-type cover, 4-orifice plate, 5-through hole, 6-motor, 7-locating piece,
8-is connected plate, and 9-bores a hole, 10-bracing frame, 11-support, 12-rubber sheet gasket, 13-fixed plate, 14-impeller, 15-the first cylinder,
16-the second cylinder, 17-locating slot, 18-fixes groove, 19-rubber shock-absorbing ring, and 20-fixes ring flat-plate, 21-fixing hole, and 22-installs
Hole.
With detailed description of the invention, this utility model is further described below in conjunction with the accompanying drawings.
Detailed description of the invention
Embodiment 1 of the present utility model: as shown in Figures 1 to 5, a kind of low noise diagonal flow ventilator, including outside cylinder
2, it is provided with connected motor 6 and impeller 14 in outside cylinder 2, also includes noise reduction shroud 1, connected plate 8 and bracing frame 10, noise reduction shroud 1
Away from one end of impeller 14 on cylinder 2 mounted externally, the plate 8 that is connected is welded on the inwall of outside cylinder 2, and bracing frame 10 welds
On connected plate 8, bracing frame 10 is provided with connected fixing groove 18 and locating slot 17；Noise reduction shroud 1 includes ball-type cover 3 He being connected
Some through holes 5 being evenly arranged it are equipped with, logical on through hole 5 on ball-type cover 3 and orifice plate 4 on orifice plate 4, ball-type cover 3 and orifice plate 4
Hole 5 is connected by noise reducing pipe；Being arranged with fixing ring flat-plate 20 on motor 6, fixing ring flat-plate 20 is provided with locating piece 7, fixing ring flat-plate 20
And between motor 6, it is provided with rubber shock-absorbing ring 19；Fixing ring flat-plate 20 is positioned at fixing groove 18, and locating piece 7 is positioned at locating slot 17.
Being provided with the support 11 of L-type bottom the outer wall of outside cylinder 2, the lower section of support 11 is provided with fixed plate 13, support 11 He
Rubber sheet gasket 12 it is provided with between fixed plate 13.The position of support 11, rubber sheet gasket 12 and fixed plate 13 correspondence is equipped with installing hole
22.Outside cylinder 2 includes the first cylinder 15 and the second cylinder 16, and the first cylinder 15 is connected by ring flange with the second cylinder 16.
Embodiment 2: as shown in Figures 1 to 5, a kind of low noise diagonal flow ventilator, including outside cylinder 2, in outside cylinder 2
It is provided with connected motor 6 and impeller 14, also includes noise reduction shroud 1, connected plate 8 and bracing frame 10, noise reduction shroud 1 cylinder mounted externally
Away from one end of impeller 14 on 2, the plate 8 that is connected is welded on the inwall of outside cylinder 2, and bracing frame 10 is welded on connected plate 8,
Support 10 is provided with connected fixing groove 18 and locating slot 17；Noise reduction shroud 1 includes ball-type cover 3 and the orifice plate 4 being connected, ball-type cover 3
Noise reducing pipe is passed through with being equipped with some through holes 5 being evenly arranged, the through hole 5 on ball-type cover 3 and the through hole 5 on orifice plate 4 on orifice plate 4
It is connected；Being arranged with fixing ring flat-plate 20 on motor 6, fixing ring flat-plate 20 is provided with locating piece 7, fixes and sets between ring flat-plate 20 and motor 6
There is rubber shock-absorbing ring 19；Fixing ring flat-plate 20 is positioned at fixing groove 18, and locating piece 7 is positioned at locating slot 17.
Bracing frame 10 is provided with the position corresponding with described perforation 9 on perforation 9 locating pieces 7 and is provided with fixing hole 21,9 Hes of boring a hole
Fixing bolt is installed in fixing hole 21.Being provided with the support 11 of L-type bottom the outer wall of outside cylinder 2, the lower section of support 11 is provided with
Fixed plate 13, is provided with rubber sheet gasket 12 between support 11 and fixed plate 13.Support 11, rubber sheet gasket 12 and fixed plate 13 correspondence
Position is equipped with installing hole 22.Outside cylinder 2 includes the first cylinder 15 and the second cylinder 16, the first cylinder 15 and the second cylinder 16
It is connected by ring flange.
Wherein, noise reduction shroud 1 is hollow structure, and the through hole 5 on ball-type cover 3 and the through hole on orifice plate 45 are by noise reducing pipe phase
Even, this kind of structure can reduce noise.When mounted, noise reduction shroud 1 is towards the indoor of building, it is possible to effectively reduce motor and
Also the noise disorderly produced.
Claims (5)
1. a low noise diagonal flow ventilator, including outside cylinder (2), is provided with connected motor (6) and leaf in outside cylinder (2)
Wheel (14), it is characterised in that also include noise reduction shroud (1), be connected plate (8) and bracing frame (10), noise reduction shroud (1) cylinder mounted externally
Away from one end of impeller (14) on body (2), the plate (8) that is connected is welded on the inwall of outside cylinder (2), and bracing frame (10) is welded on
Being connected on plate (8), bracing frame (10) is provided with connected fixing groove (18) and locating slot (17)；Noise reduction shroud (1) includes being connected
Some through holes (5) being evenly arranged, ball-type cover (3) it is equipped with on ball-type cover (3) and orifice plate (4), ball-type cover (3) and orifice plate (4)
On through hole (5) be connected by noise reducing pipe with the through hole (5) on orifice plate (4)；Fixing ring flat-plate (20) it is arranged with on motor (6), Gu
Determine ring flat-plate (20) and be provided with locating piece (7), fix and between ring flat-plate (20) and motor (6), be provided with rubber shock-absorbing ring (19)；Retainer ring
Plate (20) is positioned at fixing groove (18), and locating piece (7) is positioned at locating slot (17).
A kind of low noise diagonal flow ventilator the most according to claim 1, it is characterised in that bracing frame (10) is provided with perforation
(9) the upper position corresponding with described perforation (9) of locating piece (7) is provided with fixing hole (21), installs in perforation (9) and fixing hole (21)
There is fixing bolt.
A kind of low noise diagonal flow ventilator the most according to claim 1 and 2, it is characterised in that the outer wall of outside cylinder (2)
Bottom is provided with the support (11) of L-type, and the lower section of support (11) is provided with fixed plate (13), sets between support (11) and fixed plate (13)
There is rubber sheet gasket (12).
A kind of low noise diagonal flow ventilator the most according to claim 3, it is characterised in that support (11), rubber sheet gasket
And position corresponding to fixed plate (13) is equipped with installing hole (22) (12).
A kind of low noise diagonal flow ventilator the most according to claim 4, it is characterised in that outside cylinder (2) includes first
Cylinder (15) and the second cylinder (16), the first cylinder (15) is connected by ring flange with the second cylinder (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620638493.6U CN205823686U (en) | 2016-06-24 | 2016-06-24 | A kind of low noise diagonal flow ventilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620638493.6U CN205823686U (en) | 2016-06-24 | 2016-06-24 | A kind of low noise diagonal flow ventilator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205823686U true CN205823686U (en) | 2016-12-21 |
Family
ID=58147304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620638493.6U Active CN205823686U (en) | 2016-06-24 | 2016-06-24 | A kind of low noise diagonal flow ventilator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205823686U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116201753A (en) * | 2023-01-04 | 2023-06-02 | 江苏精亚风机有限公司 | Axial flow fan with active noise reduction function |
-
2016
- 2016-06-24 CN CN201620638493.6U patent/CN205823686U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116201753A (en) * | 2023-01-04 | 2023-06-02 | 江苏精亚风机有限公司 | Axial flow fan with active noise reduction function |
| CN116201753B (en) * | 2023-01-04 | 2024-04-16 | 江苏精亚风机有限公司 | Axial flow fan with active noise reduction function |
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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 |
Effective date of registration: 20210907 Address after: 102442 No. 86 Wanxing Road, Changyang, Fangshan District, Beijing - a4819 Patentee after: Poly (Beijing) Marine Technology Co.,Ltd. Address before: 102400 no.1-75, Guba Road, West District, Fangshan Industrial Park, Fangshan District, Beijing Patentee before: BEIJING HAIYUEXING TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |