CN205823687U - A kind of diagonal flow ventilator - Google Patents
A kind of diagonal flow ventilator Download PDFInfo
- Publication number
- CN205823687U CN205823687U CN201620641797.8U CN201620641797U CN205823687U CN 205823687 U CN205823687 U CN 205823687U CN 201620641797 U CN201620641797 U CN 201620641797U CN 205823687 U CN205823687 U CN 205823687U
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- plate
- noise reduction
- diagonal flow
- hole
- outside cylinder
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Abstract
The utility model discloses a kind of diagonal flow ventilator, including outside cylinder, be provided with connected motor and impeller in outer barrel body, be additionally provided with Venturi tube, motor and impeller in outer barrel body and be respectively positioned in described Venturi tube；Being provided with noise reduction shroud near one end of impeller on outside cylinder, noise reduction shroud includes ball-type cover and the orifice plate being connected, and ball-type cover and orifice plate are equipped with equally distributed through hole, and the through hole on ball-type cover is connected by noise reducing pipe with the through hole on orifice plate.The outside cylinder of diagonal flow fan of the present utility model is provided with noise reduction shroud, and noise reduction shroud has preferable noise reduction, it is possible to reducing motor and the noise of impeller generation, in installation process, diagonal flow fan is provided with one end of noise reduction shroud towards indoor.Noise reduction shroud can affect the performance of ventilating of diagonal flow fan, is provided with Venturi tube for this in outside cylinder, and Venturi tube can accelerate the flow velocity of air, thus improves the performance of ventilating of diagonal flow fan, neutralizes the negative influence that noise reduction shroud brings.
Description
Technical field
This utility model relates to blower fan, particularly relates to a kind of 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.But, the noise ratio that general diagonal flow fan produces is relatively big, and the diagonal flow fan that two noises are little passes through effect
Fruit is the best.
Utility model content
The purpose of this utility model is, it is provided that a kind of diagonal flow ventilator, has the denoising structure of targeted design, and
And make by effect preferable by the improvement of structure.
For solving above-mentioned technical problem, this utility model adopts the following technical scheme that:
A kind of diagonal flow ventilator, including outside cylinder, is provided with connected motor and impeller, outside cylinder in outer barrel body
Inside it is additionally provided with Venturi tube, motor and impeller to be respectively positioned in described Venturi tube；It is provided with near one end of impeller on outside cylinder
Noise reduction shroud, noise reduction shroud includes ball-type cover and the orifice plate being connected, ball-type cover and orifice plate is equipped with equally distributed through hole, ball-type cover
On through hole be connected by noise reducing pipe with the through hole on orifice plate.Wherein, the making material selection EP rubbers of noise reducing pipe, have relatively
Good anti-acoustic capability, on the one hand this blower fan reduces the noise of motor generation by arranging noise reduction shroud, on the other hand by using
Venturi tube accelerates the circulation of air, thus realizes noise reduction on the premise of not reducing performance of ventilating.
In aforesaid a kind of diagonal flow ventilator, Venturi tube is made up of the first pipeline section being connected and the second pipeline section.By literary composition
Venturi carry out modular be designed as two sections easily facilitate production and and assembling.
In aforesaid a kind of diagonal flow ventilator, being provided with connected plate and bracing frame in Venturi tube, connected plate is welded on literary composition
On the inwall of venturi, bracing frame is welded on connected plate, and bracing frame is provided with connected fixing groove and locating slot；Overlap on motor
Being provided with fixing ring flat-plate, 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 position
In fixing groove, locating piece is positioned at locating slot.This kind of design is to make motor easy to loading and unloading, is provided with in outer barrel body
Bracing frame, bracing frame is provided with fixing groove, and is arranged with fixing ring flat-plate on motor, has only to push away fixing ring flat-plate when installing motor
Put fixing groove into；Locating slot and locating piece are prevented from motor and rotate in a circumferential direction, and are provided with between fixing ring flat-plate and motor
Play the rubber shock-absorbing ring of cushioning effect, reduce the amplitude of motor, reduce the noise produced, extend the life-span of motor.
In aforesaid a kind of diagonal flow ventilator, bracing frame is provided with position corresponding with described perforation on perforation locating piece
It is provided with fixing hole, in perforation and fixing hole, fixing bolt is installed.Locating piece and locating slot cooperation are prevented from motor circumference and turn
Dynamic, and be prevented from motor slide by arranging perforation and fixing hole.
In aforesaid a kind of diagonal flow ventilator, being provided with the support of L-type bottom the outer wall of outside cylinder, the lower section of support sets
There is fixed plate, between support and fixed plate, be provided with rubber sheet gasket.
Compared with prior art, the outside cylinder of diagonal flow fan of the present utility model is provided with noise reduction shroud, and noise reduction shroud has relatively
Good noise reduction, it is possible to reducing motor and the noise of impeller generation, in installation process, diagonal flow fan is provided with the one of noise reduction shroud
End is towards indoor.Noise reduction shroud can affect the performance of ventilating of diagonal flow fan, is provided with Venturi tube, venturi for this in outside cylinder
Pipe can accelerate the flow velocity of air, thus improves the performance of ventilating of diagonal flow fan, neutralizes the negative influence that noise reduction shroud brings.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of the present utility model；
Fig. 2 is exploded view of the present utility model；
Fig. 3 is the structural representation of a kind of embodiment of noise reduction shroud；
Fig. 4 is the structural representation of a kind of embodiment of Venturi tube；
Fig. 5 is the internal structure schematic diagram of outside cylinder；
Fig. 6 is the structural representation at another visual angle of Fig. 5；
Fig. 7 is fixing ring flat-plate and the fit system schematic diagram of bracing frame.
Reference: 1-the first pipeline section, the outside cylinder of 2-, 3-motor, 4-the second pipeline section, 5-noise reduction shroud, 6-ball-type cover, 7-
Orifice plate, 8-through hole, 9-Venturi tube, 10-locating piece, 11-is connected plate, and 12-bores a hole, 13-bracing frame, 14-support, 15-rubber
Pad, 16-fixed plate, 17-impeller, 18-locating slot, 19-fixes groove, 20-rubber shock-absorbing ring, and 21-fixes ring flat-plate, and 22-fixes
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 7, a kind of diagonal flow ventilator, including outside cylinder 2, outward
It is provided with connected motor 3 and impeller 17 in portion's cylinder 2, in outside cylinder 2, is additionally provided with Venturi tube 9, motor 3 and the equal position of impeller 17
In described Venturi tube 9；Being provided with noise reduction shroud 5 near one end of impeller 17 on outside cylinder 2, noise reduction shroud 5 includes the ball being connected
Equally distributed through hole 8 it is equipped with, on through hole 8 on ball-type cover 6 and orifice plate 7 on type cover 6 and orifice plate 7, ball-type cover 6 and orifice plate 7
Through hole 8 be connected by noise reducing pipe.
Being provided with connected plate 11 and bracing frame 13 in Venturi tube 9, the plate 11 that is connected is welded on the inwall of Venturi tube 9,
Support 13 is welded on connected plate 11, and bracing frame 13 is provided with connected fixing groove 19 and locating slot 18；It is arranged with solid on motor 3
Determining ring flat-plate 21, fixing ring flat-plate 21 is provided with locating piece 10, fixes and is provided with rubber shock-absorbing ring 20 between ring flat-plate 21 and motor 3；Fixing
Ring flat-plate 21 is positioned at fixing groove 19, and locating piece 10 is positioned at locating slot 18.Bracing frame 13 is provided with perforation 12, on locating piece 10 with
The position of described perforation 12 correspondence is provided with fixing hole 22, is provided with fixing bolt in perforation 12 and fixing hole 22.Outside cylinder 2
Being provided with the support 14 of L-type bottom outer wall, the lower section of support 14 is provided with fixed plate 16, is provided with rubber between support 14 and fixed plate 16
Pad 15.
Embodiment 2: as shown in Figures 1 to 7, a kind of diagonal flow ventilator, including outside cylinder 2, it is provided with in outside cylinder 2
The motor 3 being connected and impeller 17, it is characterised in that be additionally provided with Venturi tube 9, motor 3 and impeller 17 in outside cylinder 2 and be respectively positioned on
In described Venturi tube 9；Being provided with noise reduction shroud 5 near one end of impeller 17 on outside cylinder 2, noise reduction shroud 5 includes the ball-type being connected
It is equipped with equally distributed through hole 8, on through hole 8 on ball-type cover 6 and orifice plate 7 on cover 6 and orifice plate 7, ball-type cover 6 and orifice plate 7
Through hole 8 is connected by noise reducing pipe.Venturi tube 9 is made up of the first pipeline section 1 being connected and the second pipeline section 4.
Being provided with connected plate 11 and bracing frame 13 in Venturi tube 9, the plate 11 that is connected is welded on the inwall of Venturi tube 9,
Support 13 is welded on connected plate 11, and bracing frame 13 is provided with connected fixing groove 19 and locating slot 18；It is arranged with solid on motor 3
Determining ring flat-plate 21, fixing ring flat-plate 21 is provided with locating piece 10, fixes and is provided with rubber shock-absorbing ring 20 between ring flat-plate 21 and motor 3；Fixing
Ring flat-plate 21 is positioned at fixing groove 19, and locating piece 10 is positioned at locating slot 18.Bracing frame 13 is provided with perforation 12, on locating piece 10 with
The position of described perforation 12 correspondence is provided with fixing hole 22, is provided with fixing bolt in perforation 12 and fixing hole 22.Outside cylinder 2
Being provided with the support 14 of L-type bottom outer wall, the lower section of support 14 is provided with fixed plate 16, is provided with rubber between support 14 and fixed plate 16
Pad 15.
Claims (5)
1. a diagonal flow ventilator, including outside cylinder (2), is provided with connected motor (3) and impeller in outside cylinder (2)
(17), it is characterised in that be additionally provided with Venturi tube (9), motor (3) and impeller (17) in outside cylinder (2) and be respectively positioned on described literary composition
In venturi (9)；The upper one end near impeller (17) of outside cylinder (2) is provided with noise reduction shroud (5), and noise reduction shroud (5) includes being connected
Equally distributed through hole (8) it is equipped with, on ball-type cover (6) on ball-type cover (6) and orifice plate (7), ball-type cover (6) and orifice plate (7)
Through hole (8) is connected by noise reducing pipe with the through hole (8) on orifice plate (7).
A kind of diagonal flow ventilator the most according to claim 1, it is characterised in that Venturi tube (9) is by first be connected
Pipeline section (1) and the second pipeline section (4) composition.
A kind of diagonal flow ventilator the most according to claim 1 and 2, it is characterised in that be provided with connected in Venturi tube (9)
Plate (11) and bracing frame (13), the plate (11) that is connected is welded on the inwall of Venturi tube (9), and bracing frame (13) is welded on connected plate
(11), on, bracing frame (13) is provided with connected fixing groove (19) and locating slot (18)；Motor is arranged with fixing ring flat-plate on (3)
(21), fixing ring flat-plate (21) is provided with locating piece (10), fixes and is provided with rubber shock-absorbing ring between ring flat-plate (21) and motor (3)
(20)；Fixing ring flat-plate (21) is positioned at fixing groove (19), and locating piece (10) is positioned at locating slot (18).
A kind of diagonal flow ventilator the most according to claim 3, it is characterised in that bracing frame (13) is provided with perforation
(12), the upper position corresponding with described perforation (12) of locating piece (10) is provided with fixing hole (22), bore a hole (12) and fixing hole (22)
Fixing bolt is inside installed.
A kind of diagonal flow ventilator the most according to claim 4, it is characterised in that set bottom the outer wall of outside cylinder (2)
Having the support (14) of L-type, the lower section of support (14) is provided with fixed plate (16), is provided with rubber between support (14) and fixed plate (16)
Pad (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620641797.8U CN205823687U (en) | 2016-06-24 | 2016-06-24 | A kind of diagonal flow ventilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620641797.8U CN205823687U (en) | 2016-06-24 | 2016-06-24 | A kind of diagonal flow ventilator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205823687U true CN205823687U (en) | 2016-12-21 |
Family
ID=58146535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620641797.8U Active CN205823687U (en) | 2016-06-24 | 2016-06-24 | A kind of diagonal flow ventilator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205823687U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107288935A (en) * | 2017-07-04 | 2017-10-24 | 安徽腾龙泵阀制造有限公司 | A kind of combined magnetic force pump cage |
-
2016
- 2016-06-24 CN CN201620641797.8U patent/CN205823687U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107288935A (en) * | 2017-07-04 | 2017-10-24 | 安徽腾龙泵阀制造有限公司 | A kind of combined magnetic force pump cage |
| CN107288935B (en) * | 2017-07-04 | 2019-02-15 | 安徽腾龙泵阀制造有限公司 | A kind of combined magnetic force pump isolation cover |
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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: 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. |