CN107288933A - Ventilation fan - Google Patents
Ventilation fan Download PDFInfo
- Publication number
- CN107288933A CN107288933A CN201610229950.0A CN201610229950A CN107288933A CN 107288933 A CN107288933 A CN 107288933A CN 201610229950 A CN201610229950 A CN 201610229950A CN 107288933 A CN107288933 A CN 107288933A
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- CN
- China
- Prior art keywords
- choked flow
- ring wall
- flow ring
- gas
- ventilation fan
- 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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Links
- 238000009423 ventilation Methods 0.000 title claims abstract description 77
- 241000883990 Flabellum Species 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 37
- 125000006850 spacer group Chemical group 0.000 description 21
- 229920001821 foam rubber Polymers 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007306 turnover Effects 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 206010040844 Skin exfoliation Diseases 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 230000010415 tropism Effects 0.000 description 1
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
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
-
- 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
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/667—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by influencing the flow pattern, e.g. suppression of turbulence
Abstract
A ventilation fan is used for solving the problem that the existing ventilation fan is poor in assembly convenience. The ventilator of the present invention comprises: the fan wheel is arranged between the air inlet and the air outlet of the shell seat; the frame seat is provided with an annular wall extending towards the shell seat, and the annular wall is encircled to form an air inlet; the frame seat is provided with at least one second flow-resisting annular wall extending towards the shell seat, and the second flow-resisting annular wall surrounds the periphery of the annular wall; the first annular wall surrounds the outer or inner periphery of the second annular wall.
Description
Technical field
It is especially a kind of an interior volume gas to be exported to the ventilation of outside the present invention relates to a kind of fan
Fan.
Background technology
Fig. 1 is refer to, it is a kind of existing ventilation fan 9, the existing ventilation fan 9 has a body 91 and a panel
92.The body 91 has a shell 911, and a turbofan 912 is rotatably arranged in the shell 911, and entering positioned at the shell 911
Between gas port and exhaust outlet.The shell 911 at its air inlet relatively setting an assembled portion 913 to be bound to ceiling C.The face
Plate 92 is also combined with ceiling C, and shields the assembled portion 913；The panel 92 is additionally provided with multiple air guide openings 921.Use
When, the panel 92 is exposed indoors, and most body 91 is then located above ceiling C, and the exhaust outlet of the shell 911 is connected
Pass to the exhaust pipeline of building.In this way, during the turbofan 912 rotation, indoor gas can be attracted to be opened by the air guide of the panel 92
Mouthfuls 921 flow into the shell 911, then flow into from the exhaust outlet of the shell 911 exhaust pipeline of building.Existing changed similar to this
One embodiment of gas fan 9 is in No. I393846 " ventilation unit " Patent Case of TaiWan, China notification number disclosed in.
Wherein, due to having space A between the panel 92 and the assembled portion 913 of the shell 911, and the panel 92 and this is outer
Shell 911 easily leaves small gap when being combined with ceiling C.Therefore, when assembling the existing ventilation fan 9, it will usually in the face
Install a foam-rubber cushion 93 between plate 92 and the shell 911 and ceiling C additional, enable the panel 92 and the shell 911 and ceiling C close
Connect, it is to avoid therefore place leaks out and produces noise when the existing ventilation fan 9 is operated.
Though however, install the problem of foam-rubber cushion 93 temporary can solve running noise, the structure of the foam-rubber cushion 93 additional
Loosely, it is and local exposed and contacted with indoor or outdoors environment, influenceed by factors such as moisture and dusts, in use for some time
Can gradually go bad, aging, peelings thus failure, it is impossible to it is durable use and need periodic inspection and replacing running stores.Also, the sponge
Pad 93 is also one of component of positioning to be assembled, more adds the triviality of from bottom to top assembling process.
In view of this, existing ventilation fan still has improvedd necessity really.
The content of the invention
To solve the above problems, the present invention provides a kind of ventilation fan, block air-flow directly can be formed by shell block and skeleton frame
Structure, as long as therefore shell block and skeleton frame are assembled to spacer (such as ceiling or metope etc.), it is not necessary to install additional again
Foam-rubber cushion.
The of the invention following Directional terms being previously mentioned, such as front, back, left, right, up (top), under (bottom), inside and outside, sideways
Deng mostly in reference to the direction of accompanying drawing, each side's tropism term is only to aid in illustrating and understand various embodiments of the present invention, non-use
To limit the present invention.
The ventilation fan of the present invention, including：One body, the body has a shell block and an impeller, and the shell block sets an air inlet
And an exhaust outlet, the impeller is located between the air inlet and the exhaust outlet；And a skeleton frame, the skeleton frame has what is extended towards the shell block
One ringwall, the ringwall corral one air intake vent of formation；Wherein, the shell block is provided with least one first block ring extended towards the skeleton frame
Wall, the skeleton frame is provided with least one the second choked flow ring wall extended towards the shell block, and the second choked flow ring wall corral is in the ringwall
Periphery；The first choked flow ring wall corral is in the periphery of the second choked flow ring wall or inner circumferential.
Accordingly, ventilation fan of the invention, can directly be formed the structure of block air-flow by shell block and skeleton frame, as long as therefore will
Shell block and skeleton frame are assembled to spacer (such as ceiling or metope etc.), it is not necessary to install foam-rubber cushion additional again, even and if the shell
There is small gap between seat or the skeleton frame and the spacer, can be still prevented effectively from by the structure of the block air-flow because leaking out
And produce the situation of noise；Therefore, ventilation fan of the invention quiet can be operated, and can lift assembling convenience, and durable can be made
With being not required to change the running stores to form airtight effect.
Wherein, the first choked flow ring wall has one first protrusion height, and the second choked flow ring wall has one second protrusion high
Degree；The projection overlapping range of the first choked flow ring wall and the second choked flow ring wall is more than 1/5th of first protrusion height,
Or more than 1/5th of second protrusion height；The path of air current flow is lengthened according to this, and the air-flow flowed through herein not only will
Significantly transfer, also there are enough mobilization forces could be by the structure of the block air-flow, with ensuring that thus air-flow be difficult to
The effects such as place's circulation.
Wherein, the shell block is guiding wall relatively at the skeleton frame provided with an assembled portion and one, and one end of the guiding wall is with being somebody's turn to do
Assembled portion is connected, and the guiding wall extends towards the impeller, and the air inlet is formed with the other end in the guiding wall, air inlet contraposition
In the greatest radial extent of the flabellum of the impeller；The impeller is flowed to be concentrated exactly by guiding wall guiding air-flow, is had
The impeller is helped effectively to play its efficiency for guiding air current flow.
Ventilation fan of the present invention can comprise additionally in a covering, and the covering is located in the air intake vent；User is made to be less susceptible to
By the indoor internals for seeing ventilation fan, the effect with lifting ventilation fan appearance tactile impression.
Wherein, the covering is a lamp group, top of the guiding wall guiding air-flow by the lamp group；With lifting lamp group
The effects such as radiating efficiency.
Wherein, the covering is a lamp group, and air gap is formed between the periphery of the covering and the ringwall and is led to guiding air-flow
Cross；The effects such as with the radiating efficiency for lifting lamp group.
Wherein, the covering is entirely inside contracted in the air intake vent, or the bottom surface of the covering is trimmed with the bottom surface of the ringwall；
So that the thickness of overall ventilation fan will not be thickened because the covering is set, and the texture of overall ventilation fan can be lifted.
Wherein, the second choked flow ring wall of the skeleton frame includes choked flow ring wall and one second outer choked flow ring wall in one second, and this
Two outer choked flow ring wall corrals are in the periphery of the choked flow ring wall in second, and the second outer choked flow ring wall and the choked flow ring wall in second
Between form a circular groove, the first choked flow ring wall contraposition of the shell block stretches through in the circular groove；Air-flow is set to need here by many
Secondary significantly turnover could be flowed, and the effect that air-flow passes through is prevented with lifting.
Wherein, the ventilation fan can comprise additionally in two gas-tight rings, and two gas-tight rings are bonded respectively to the choked flow in second
Ring wall and the second outer choked flow ring wall, to form a slit between two gas-tight rings, the first choked flow ring wall of the shell block is worn
Enter or through the slit；Reduce gas channel according to this, with lifting airtight effect the effects such as.Two gas-tight rings can with this
One choked flow ring wall is amplexiformed；Seal gas channel completely according to this, with further lifted airtight effect the effects such as.
Wherein, two gas-tight rings are in ㄇ types, and respectively be socketed at opening this in second choked flow ring wall and this second
The free end of outer choked flow ring wall；The effects such as with the linking steady character for lifting gas-tight ring and choked flow ring wall.
Or, the ventilation fan can comprise additionally in a gas-tight ring, the gas-tight ring combine this in second choked flow ring wall and this
Two outer choked flow ring walls, the gas-tight ring has one to wear gap, and the first choked flow ring wall of the shell block penetrates or wears gap through this；With lifting
The effects such as assembling convenience.The inner surface for wearing gap can be amplexiformed with the first choked flow ring wall；Seal gas channel completely according to this,
The effects such as with further airtight effect is lifted.
Wherein, the gas-tight ring is in ㄇ types, and to be socketed on choked flow ring wall and the second outer block ring in second at opening
The free end of wall；The effects such as with the linking steady character for lifting gas-tight ring and choked flow ring wall.
Wherein, the first choked flow ring wall of the shell block includes choked flow ring wall and one first outer choked flow ring wall in one first, and this
One outer choked flow ring wall corral is in the periphery of the choked flow ring wall in first, and the first outer choked flow ring wall and the choked flow ring wall in first
Between form a circular groove, the second choked flow ring wall contraposition of the skeleton frame stretches through in the circular groove；With work(such as lifting assembling conveniences
Effect.
Wherein, the ventilation fan can comprise additionally in two gas-tight rings, and two gas-tight rings are bonded respectively to the choked flow in first
Ring wall and the first outer choked flow ring wall, to form a slit between two gas-tight rings, the second choked flow ring wall of the skeleton frame is worn
Enter or through the slit；Reduce gas channel according to this, with lifting airtight effect the effects such as.Two gas-tight rings can with this
Two choked flow ring walls are amplexiformed；Seal gas channel completely according to this, with further lifted airtight effect the effects such as.
Or, the ventilation fan can comprise additionally in a gas-tight ring, the gas-tight ring combine this in first choked flow ring wall and this
One outer choked flow ring wall, the gas-tight ring has one to wear gap, and the second choked flow ring wall of the skeleton frame penetrates or wears gap through this；With lifting
The effects such as airtight effect and lifting packaging efficiency.The inner surface for wearing gap is amplexiformed with the second choked flow ring wall；Seal completely according to this
Gas channel, with further lifted airtight effect the effects such as.
Wherein, the shell block is provided only with single the first choked flow ring wall, and the skeleton frame is provided only with single the second choked flow ring wall, should
Second choked flow ring wall corral is in the periphery of the first choked flow ring wall or inner circumferential；Block air-flow is reached by eased structure according to this
Effect, be more convenient for manufacture the effects such as.
Wherein, the ventilation fan can comprise additionally in a gas-tight ring, and the gas-tight ring combines the first choked flow ring wall in the shell block, should
Gas-tight ring coats the free end of the first choked flow ring wall, the gas-tight ring have an outer face align the first choked flow ring wall from
By holding, the outer face is tilted towards the second choked flow ring wall of the skeleton frame, and the second choked flow ring wall is abutted with the gas-tight ring；With lifting
The effects such as assembling convenience.
Brief description of the drawings
Fig. 1：Cut open structural representation in a kind of side of existing ventilation fan.
Fig. 2：The dimensional decomposition structure diagram of first embodiment of the invention.
Fig. 3：Cut open structural representation in the side of first embodiment of the invention.
Fig. 4：The partial enlargement structural representation of first embodiment of the invention.
Fig. 4 a：First embodiment of the invention sets up the partial enlargement structural representation of two gas-tight rings.
Fig. 4 b：First embodiment of the invention sets up the partial enlargement structural representation of a gas-tight ring.
Fig. 5：The partial enlargement structural representation of second embodiment of the invention.
Fig. 6：The partial enlargement structural representation of third embodiment of the invention.
Fig. 6 a：Third embodiment of the invention sets up the partial enlargement structural representation of a gas-tight ring.
Fig. 7：The partial enlargement structural representation of another form of third embodiment of the invention.
Description of reference numerals
﹝ this Fa Ming ﹞
The shell block of 1 body 11
The exhaust outlet of 111 air inlet 112
113 assembled portions 114 guide wall
Choked flow ring wall in 115 first choked flow ring wall 115a first
The outer circular grooves of choked flow ring wall 116 of 115b first
12 impellers
The ringwall of 2 skeleton frame 21
Choked flow ring wall in 22 second choked flow ring wall 22a second
The outer circular grooves of choked flow ring wall 23 of 22b second
3 coverings
4th, 4 ', 4 " gas-tight rings 41 wear gap
42 outer faces
F spacer G slits
H perforates the first protrusion heights of H1
The second protrusion heights of H2 R projects overlapping range
S air intake vents
﹝ Xian You Ji Shu ﹞
The body of 9 ventilation fan 91
The turbofan of 911 shell 912
The panel of 913 assembled portion 92
The foam-rubber cushion of 921 air guide opening 93
A spaces C ceilings.
Embodiment
It is cited below particularly of the invention in order to which above and other objects, features and advantages of the invention can be become apparent
Preferred embodiment, and coordinate accompanying drawing, it is described in detail below：
Fig. 2, Fig. 3 are refer to, it is the first embodiment of ventilation fan of the present invention, the ventilation fan can be assembled in a spacer F
At the one perforate H of (such as ceiling or metope etc.)；Spacer F outer surface is intended to action space positioned at the ventilation fan
Relatively outdoor, spacer F inner surface is then located at the ventilation fan and is intended to the relatively indoor of action space.The ventilation fan is generally
Including a body 1 and a skeleton frame 2, the skeleton frame 2 is located at one end of the body 1.
The body 1 has a hollow shell block 11, and the shell block 11 has an air inlet 111 and an exhaust outlet 112；One impeller
12 are rotatably arranged between the air inlet 111 and the exhaust outlet 112, to drive air-flow from the air inlet 111 towards the exhaust
Mouth 112 flows.
The form of the shell block 11 is not limited, and can be changed according to design requirement.In the present embodiment, the shell block 11 is selected by many
The hollow housing that individual chunk assembles, the shell block 11 is guiding wall relatively at the skeleton frame 2 provided with an assembled portion 113 and one
114.The shell block 11 can be fixed on spacer F by the assembled portion 113 assembling, and align spacer F perforate H
The inside of the shell block 11, and the shell block 11 is predominantly located at the outdoor relatively that the ventilation fan is intended to action space；That is, spacer F
During for ceiling, the shell block 11 is predominantly located between ceiling and the crown wall face of building；When spacer F is metope, the shell
Seat 11 is predominantly located at outside metope.
One end of the guiding wall 114 is connected with the assembled portion 113, and the guiding wall 114 extends towards the impeller 12, with this
The other end of guiding wall 114 forms above-mentioned air inlet 111, is easy to air-flow being oriented to the impeller 12.Particularly, the present embodiment is selected
Selecting makes the air inlet 111 align in the greatest radial extent of the flabellum of the impeller 12, to guide air-flow by the guiding wall 114
Concentrate exactly and flow to the impeller 12, help the impeller 12 and effectively play its efficiency for guiding air current flow.
The skeleton frame 2 can assemble the inner surface for being fixed on spacer F, or be combined with the shell block 11.The skeleton frame 2 has
There are the ringwall 21 extended towards the shell block 11, the i.e. ringwall 21 through spacer F perforate H towards outdoor direction extension.Should
One air intake vent S of the corral of ringwall 21 formation.
The ventilation fan can also comprise additionally in a covering 3, and the covering 3 can be combined and is installed with the part of the ringwall 21
In air intake vent S, user is made to be less susceptible to by the indoor internals for seeing ventilation fan, with lifting ventilation fan appearance tactile impression
Effect.The covering 3 can be for example a deckboard；Or, the covering 3 can also be a lamp group, make ventilation of the present invention
The body of fan is with illumination functions.
When the covering 3 selection is lamp group, also air gap can be formed between the periphery of the covering 3 and the ringwall 21,
Make the gas of interior during air intake vent S is flowed into, the air arround lamp group front can be pulled in simultaneously and is together flowed into
Air intake vent S, it is to avoid the air for gradually rising temperature arround the lamp group because of lamp group running is largely being trapped in the lamp group just
Face；Arrange in pairs or groups in addition the shell block 11 guiding wall 114 guiding dorsal part (top of the lamp group) of the air-flow by the lamp group, with dual cold
But method lifts the radiating efficiency of the lamp group.
Further, the present embodiment also may be selected to make the covering 3 not bottom surface of the evagination more than the ringwall 21；That is, may be used
So that the covering 3 is entirely inside contracted in air intake vent S, or the bottom surface and the bottom surface of the ringwall 21 of the covering 3 is made to trim,
So that the thickness of overall ventilation fan will not be thickened because the covering 3 is set, and install after the ventilation fan, will not also destroy whole
Body spacer F is towards the smooth sense of chamber internal surface, therefore overall ventilation fan can provide the vision that user is quite succinct, have texture
Impression.
Wherein, the shell block 11 is provided with least one the first choked flow ring wall 115 extended towards the skeleton frame 2；The skeleton frame 2 is then provided with
At least one the second choked flow ring wall 22 extended towards the shell block 11, the corral of the second choked flow ring wall 22 is in the periphery of the ringwall 21.
During assembling, as long as the shell block 11 and the skeleton frame 2 to be directly assembled to spacer F precalculated position, you can make first block ring
The corral of wall 115 is in the periphery of the second choked flow ring wall 22 or inner circumferential, by the first choked flow ring wall 115 and the second choked flow ring wall 22
Be collectively forming the structure of block air-flow, make air-flow here must 180 degree turnover could flow, therefore hardly have air-flow from
Here by.
Therefore, when the impeller 12 is driven in rotation, the exhaust outlet of the gas flow shell block 11 in the shell block 11 can be driven
112, make to form negative pressure in the shell block 11, so that indoor gas can be flowed into the shell block 11 by air intake vent S, then lead to
Cross the impeller 12 to guide, outdoor is expelled to by the exhaust outlet 112 of the shell block 11, ventilation effect is reached.
During ventilation, even if the shell block 11 or the skeleton frame 2, which are assembled at spacer F, has small gap, still
The block air flow structure that can be collectively forming by the first choked flow ring wall 115 and the second choked flow ring wall 22, be prevented effectively from because
The situation of noise is leaked out and produced, the ventilation fan of the present invention quiet can be operated, and foam-rubber cushion need not be installed in assembling process additional, is removed
It can be lifted outside assembling convenience, durable can also used, be not required to periodic inspection and change the running stores for forming airtight effect.
Fig. 4 is refer to, the first choked flow ring wall 115 of the shell block 11 has one first protrusion height H1, the second of the skeleton frame 2
Choked flow ring wall 22 has one second protrusion height H2.To ensure that the first choked flow ring wall 115 can be really with the second choked flow ring wall 22
Star preferably makes the projection overlapping range R of the first choked flow ring wall 115 and the second choked flow ring wall 22 to the effect of block air-flow
More than 1/5th of first protrusion height H1, or more than 1/5th of second protrusion height H2, to lengthen air-flow stream
Dynamic path, the air-flow flowed through herein not only will significantly transfer, and also have enough mobilization forces could be by the block
The structure of air-flow, it is thus ensured that air-flow is difficult to thus circulate.
Based on above-mentioned technological concept, Fig. 2, Fig. 4 are refer to, the first embodiment selection of ventilation fan of the present invention makes the skeleton frame 2
The second choked flow ring wall 22 include one second in the outer choked flow ring wall 22b of choked flow ring wall 22a and one second, the second outer choked flow ring wall
22b corrals are in the periphery of the choked flow ring wall 22a in second, and the second outer choked flow ring wall 22b and choked flow ring wall 22a in second
Between form a circular groove 23；After assembling, the first choked flow ring wall 115 of the shell block 11 can be aligned in the circular groove 23 that stretches through.Accordingly,
The structure of the block air-flow can make air-flow need the turnover by 180 degree twice to flow here, therefore can be lifted anti-
The effect that only air-flow passes through.
Fig. 4 a are refer to, the ventilation fan of the present embodiment can also comprise additionally in two gas-tight rings 4, and the gas-tight ring 4 may be, for example,
The flexible material such as rubber or silica gel.Two gas-tight rings 4 be bonded respectively to this in second choked flow ring wall 22a and this second
Outer choked flow ring wall 22b, to form a slit G between two gas-tight rings 4.Two gas-tight rings 4 may be selected to be socketed or stick
The mode such as close to be assembled respectively in the choked flow ring wall 22a and second outer choked flow ring wall 22b in second, or in the manufacture frame
During seat 2 directly with this in second the choked flow ring wall 22a and second outer choked flow ring wall 22b penetrate inclusion conjunction.After assembling, the shell block 11
First choked flow ring wall 115 can be penetrated or through slit G, and preferably make two gas-tight rings 4 can be with the first choked flow ring wall
115 closely amplexiform, and seal gas channel completely according to this, further lift airtight effect.
It is noted that because gas-tight ring 4 can be assembled in the second choked flow ring wall 22 by the present invention in advance, even
It is that gas-tight ring 4 is directly incorporated into the second choked flow ring wall 22 when manufacturing skeleton frame 2, therefore in ventilation fan is assembled into spacer F
When, and be not required to as existing ventilation fan 9 will also additionally install foam-rubber cushion 93 (please refer to Fig. 1), and ensure the foam-rubber cushion 93
The precalculated position between spacer F and the skeleton frame 2 or the shell block 11 is sandwiched in, airtight effect is can be only achieved.Therefore, the present invention is
Just gas-tight ring 4 is provided with, the assembling convenience and efficiency when ventilation fan to be assembled to spacer F are not interfered with still.Also, this is airtight
Ring 4 belongs to high density material compared to foam-rubber cushion, and the gas-tight ring 4 is arranged on the inside of the ventilation fan, and at the setting
Airflow is not tended to have, therefore the gas-tight ring 4 is less perishable, aging so that the gas-tight ring 4 is with little need for being changed.
Wherein, it is being assembled with gas-tight ring 4 into the embodiment of the second choked flow ring wall 22, two gas-tight rings 4 are in ㄇ
Type, and respectively to be socketed on the free end of choked flow ring wall 22a and the second outer choked flow ring wall 22b in second at opening.According to
So that when the first choked flow ring wall 115 of the shell block 11 penetrates slit G, two gas are pushed against using the first choked flow ring wall 115
Close ring 4 more closely coats the choked flow ring wall 22a and second outer choked flow ring wall 22b in second, while utilizing the choked flow in second
Ring wall 22a and the second outer choked flow ring wall 22b free end support two gas-tight rings 4 to be unlikely to excessive movement and stagger, because
This can lift the linking steady character of the choked flow ring wall 22 of gas-tight ring 4 and second.
Similarly, Fig. 4 b are refer to, in another embodiment, may be selected to be combined in the choked flow in second by a gas-tight ring 4 '
The ring wall 22a and second outer choked flow ring wall 22b, the gas-tight ring 4 ' has one to wear gap 41, the first choked flow ring wall 115 of the shell block 11
Penetrate or wear gap 41 through this, and amplexiformed preferably by the first choked flow ring wall 115 of the inner surface and the shell block 11 of wearing gap 41.
In this way, two gas-tight rings 4 are assembled in choked flow ring wall 22a and the second outer block ring in second respectively compared to Fig. 4 a
Wall 22b embodiment, the gas-tight ring 4 ' of the present embodiment can once combine choked flow ring wall 22a and the second outer block ring in second
Wall 22b, with more preferably assembling, convenience is simultaneously simultaneous can to lift packaging efficiency.
Fig. 5 is refer to, it is the second embodiment of ventilation fan of the present invention, the second embodiment of the present invention is generally same as
The first embodiment stated, its Main Differences are：Second embodiment of the invention is in shell block 11 provided with two the first choked flow ring walls
115, and set single the second choked flow ring wall 22 in skeleton frame 2.
In detail, the first choked flow ring wall 115 of the shell block 11 includes choked flow ring wall 115a and one first extrernal resistance in one first
Flow ring wall 115b, the first outer choked flow ring wall 115b corrals are in the periphery of the choked flow ring wall 115a in first, and first extrernal resistance
Stream ring wall 115b and this form a circular groove 116 between choked flow ring wall 115a in first.During assembling, the second block ring of the skeleton frame 2
Wall 22 can be aligned in the circular groove 116 that stretches through, with the first of the shell block 11 in the outer choked flow ring walls of choked flow ring wall 115a and first
115b is collectively forming the structure of block air-flow, it is to avoid the ventilation fan produces noise when operating because leaking out.Should further, since installing
It is that the skeleton frame 2 is installed from lower to upper mostly during ventilation fan, therefore the shell block 11 of this embodiment can see the circular groove for user
116, and then be easier to the accurate contraposition of the second choked flow ring wall 22 of the skeleton frame 2 penetrating the circular groove 116, help lifting assembling facility
Property.
Similarly, the present embodiment two shown in Fig. 4 a gas-tight ring 4 can also be bonded respectively to shown in Fig. 5 this first
The interior choked flow ring wall 115a and first outer choked flow ring wall 115b, to form a slit G between two gas-tight rings 4.After assembling,
Second choked flow ring wall 22 of the skeleton frame 2 can be penetrated or through slit G, and preferably make two gas-tight rings 4 and second choked flow
Ring wall 22 is closely amplexiformed, and lifts airtight effect.
Or, also it may be selected this with reference to shown in Fig. 5 of the gas-tight ring 4 ' shown in Fig. 4 b choked flow ring wall 115a in first
And the first outer choked flow ring wall 115b；The gas-tight ring 4 ' has one to wear gap 41, and the second choked flow ring wall 22 of the skeleton frame 2 is penetrated or passed through
Wear this and wear gap 41, this is worn the inner surface of gap 41 in addition and amplexiformed with the second choked flow ring wall 22.
Fig. 6, Fig. 7 are refer to, it is the 3rd embodiment of ventilation fan of the present invention, the third embodiment of the present invention is generally same
In above-mentioned first embodiment, its Main Differences is：Third embodiment of the invention makes shell block 11 be provided only with single first resistance
Ring wall 115 is flowed, and the skeleton frame 2 is provided only with single the second choked flow ring wall 22.Fig. 6 show the first block ring of the shell block 11
The corral of wall 115, in the form of the periphery of the second choked flow ring wall 22 of the skeleton frame 2, is then the second choked flow ring wall of the skeleton frame 2 shown in Fig. 7
Form of 22 corrals in the periphery of the first choked flow ring wall 115 of the shell block 11；Both of which can by it is eased and be easy to manufacture knot
Structure reaches the effect of block air-flow.
Fig. 6 a are refer to, when the ventilation fan of the present embodiment is intended to set a gas-tight ring in the first choked flow ring wall 115 of the shell block 11
When 4 ", first choked flow ring wall 115 firm combination of the gas-tight ring 4 " preferably in the way of penetrating inclusion and close with the shell block 11.Wherein,
The gas-tight ring 4 " can coat the free end of the first choked flow ring wall 115, and there is the gas-tight ring 4 " outer face 42 to align in the shell
The free end of first choked flow ring wall 115 of seat 11, the outer face 42 can be tilted towards the second choked flow ring wall 22 of the skeleton frame 2, with
Just the inner side of the first choked flow ring wall 115 can swimmingly be slided into by guiding the second choked flow ring wall 22, and be maintained and the gas-tight ring 4 "
Abut.
In summary, ventilation fan of the invention, can directly be formed the structure of block air-flow by shell block and skeleton frame, therefore only
Shell block and skeleton frame are assembled to spacer (such as ceiling or metope etc.), it is not necessary to install foam-rubber cushion additional again, even and if
Between the shell block or the skeleton frame and the spacer have small gap, can be still prevented effectively from by the structure of the block air-flow because
Leak out and produce the situation of noise；Therefore, ventilation fan of the invention quiet can be operated, and can lift assembling convenience, and be resistant to
Use long, be not required to change the running stores to form airtight effect.
Claims (21)
1. a kind of ventilation fan, it is characterised in that including：
One body, the body has a shell block and an impeller, and the shell block sets an air inlet and an exhaust outlet, the fan
Wheel is located between the air inlet and the exhaust outlet；And
One skeleton frame, the skeleton frame has the ringwall extended towards the shell block, the ringwall corral one air intake vent of formation；
Wherein, the shell block is provided with least one the first choked flow ring wall extended towards the skeleton frame, and the skeleton frame is provided with towards shell block extension
At least one second choked flow ring wall, the second choked flow ring wall corral is in the periphery of the ringwall；The first choked flow ring wall corral exists
The periphery of the second choked flow ring wall or inner circumferential.
2. ventilation fan as claimed in claim 1, wherein, the first choked flow ring wall has first protrusion height, and this second
Choked flow ring wall has second protrusion height；The projection overlapping range of the first choked flow ring wall and the second choked flow ring wall is more than
/ 5th of first protrusion height, or more than 1/5th of second protrusion height.
3. ventilation fan as claimed in claim 1, wherein, the shell block is being provided with an assembled portion and one relatively at the skeleton frame
Wall is guided, one end of the guiding wall is connected with the assembled portion, the guiding wall extends towards the impeller, with the other end of the guiding wall
The air inlet is formed, the air inlet is aligned in the greatest radial extent of the flabellum of the impeller.
4. ventilation fan as claimed in claim 3, wherein, a covering is comprised additionally in, the covering is located in the air intake vent.
5. ventilation fan as claimed in claim 4, wherein, the covering is a lamp group, and guiding wall guiding air-flow passes through this
The top of lamp group.
6. ventilation fan as claimed in claim 1, wherein, a covering is comprised additionally in, the covering is located in the air intake vent,
Form air gap between the periphery of the covering and the ringwall to guide air-flow to pass through, the covering is a lamp group.
7. ventilation fan as claimed in claim 1, wherein, a covering is comprised additionally in, the covering entirely inside contracts to enter at this
In air port, or the bottom surface of the covering is trimmed with the bottom surface of the ringwall.
8. the ventilation fan as any one of claim 1 to 7, wherein, the second choked flow ring wall of the skeleton frame includes one the
Choked flow ring wall and a second outer choked flow ring wall in two, the second outer choked flow ring wall corral this in second choked flow ring wall it is outer
Week, and the second outer choked flow ring wall and this circular groove, the first choked flow ring wall of the shell block are formed in second between choked flow ring wall
Contraposition stretches through in the circular groove.
9. ventilation fan as claimed in claim 8, wherein, two gas-tight rings are comprised additionally in, two gas-tight rings are bonded respectively to
Choked flow ring wall and the second outer choked flow ring wall in second, to form a slit between two gas-tight rings, the shell block
First choked flow ring wall is penetrated or through the slit.
10. ventilation fan as claimed in claim 9, wherein, two gas-tight rings are amplexiformed with the first choked flow ring wall.
11. ventilation fan as claimed in claim 9, wherein, two gas-tight rings are in ㄇ types, and respectively to be socketed on this at opening
The free end of choked flow ring wall and the second outer choked flow ring wall in second.
12. ventilation fan as claimed in claim 8, wherein, comprise additionally in a gas-tight ring, the gas-tight ring is combined at this in second
Choked flow ring wall and the second outer choked flow ring wall, the gas-tight ring have one and wear gap, and the first choked flow ring wall of the shell block is penetrated or passed through
Wear this and wear gap.
13. ventilation fan as claimed in claim 12, wherein, the inner surface for wearing gap is amplexiformed with the first choked flow ring wall.
14. ventilation fan as claimed in claim 12, wherein, the gas-tight ring is in ㄇ types, and to be socketed on this at opening in second
The free end of choked flow ring wall and the second outer choked flow ring wall.
15. the ventilation fan as any one of claim 1 to 7, wherein, the first choked flow ring wall of the shell block includes one the
Choked flow ring wall and a first outer choked flow ring wall in one, the first outer choked flow ring wall corral this in first choked flow ring wall it is outer
Week, and the first outer choked flow ring wall and this circular groove, the second choked flow ring wall of the skeleton frame are formed in first between choked flow ring wall
Contraposition stretches through in the circular groove.
16. ventilation fan as claimed in claim 15, wherein, comprise additionally in two gas-tight rings, two gas-tight rings respectively in connection with
In choked flow ring wall and the first outer choked flow ring wall in first, to form a slit, the skeleton frame between two gas-tight rings
The second choked flow ring wall penetrate or through the slit.
17. ventilation fan as claimed in claim 16, wherein, two gas-tight rings are amplexiformed with the second choked flow ring wall.
18. ventilation fan as claimed in claim 15, wherein, comprise additionally in a gas-tight ring, the gas-tight ring combine this first
Interior choked flow ring wall and the first outer choked flow ring wall, the gas-tight ring have one wear gap, the second choked flow ring wall of the skeleton frame penetrate or
Gap is worn through this.
19. ventilation fan as claimed in claim 18, wherein, the inner surface for wearing gap is amplexiformed with the second choked flow ring wall.
20. the ventilation fan as any one of claim 1 to 7, wherein, the shell block is provided only with single the first block ring
Wall, the skeleton frame is provided only with single the second choked flow ring wall, the second choked flow ring wall corral in the periphery of the first choked flow ring wall or
Inner circumferential.
21. ventilation fan as claimed in claim 20, wherein, a gas-tight ring is comprised additionally in, the gas-tight ring is combined in the shell block
The first choked flow ring wall, the gas-tight ring coats the free end of the first choked flow ring wall, and the gas-tight ring has an outer face contraposition
In the free end of the first choked flow ring wall, the outer face is tilted towards the second choked flow ring wall of the skeleton frame, the second choked flow ring wall with
The gas-tight ring is abutted.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW105110076 | 2016-03-30 | ||
| TW105110076A TWI605230B (en) | 2016-03-30 | 2016-03-30 | Ventilator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107288933A true CN107288933A (en) | 2017-10-24 |
Family
ID=60095591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610229950.0A Pending CN107288933A (en) | 2016-03-30 | 2016-04-14 | Ventilation fan |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107288933A (en) |
| TW (1) | TWI605230B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7291884B2 (en) * | 2019-06-25 | 2023-06-16 | パナソニックＩｐマネジメント株式会社 | lighting equipment |
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| JP2000199636A (en) * | 1998-12-28 | 2000-07-18 | Hitachi Taga Technol Co Ltd | Simultaneous circulation and exhaust type ventilator |
| CN1460798A (en) * | 2002-05-13 | 2003-12-10 | 株式会社三协精机制作所 | Casing water-proof structure |
| CN1734139A (en) * | 2004-08-13 | 2006-02-15 | Bsh博施及西门子家用器具有限公司 | Sealing installation of household appliances |
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| CN203035622U (en) * | 2013-01-31 | 2013-07-03 | 浙江友邦集成吊顶股份有限公司 | Ventilation structure arranged on suspended ceiling |
| CN204025104U (en) * | 2014-05-23 | 2014-12-17 | 广东松下环境系统有限公司 | Heating and ventilating fan |
| CN104595212A (en) * | 2013-10-30 | 2015-05-06 | 建准电机工业股份有限公司 | Scavenger fan with lighting function |
| CN105020630A (en) * | 2014-04-15 | 2015-11-04 | 建准电机工业股份有限公司 | Lamp ventilation system and lamp set thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3251745B2 (en) * | 1993-11-29 | 2002-01-28 | 東芝キヤリア株式会社 | Ventilation fan |
| JP5156477B2 (en) * | 2008-05-14 | 2013-03-06 | 株式会社日立産機システム | Blower |
| CN202284561U (en) * | 2011-10-18 | 2012-06-27 | 美的集团有限公司 | Ceiling pipeline ventilation fan |
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2016
- 2016-03-30 TW TW105110076A patent/TWI605230B/en not_active IP Right Cessation
- 2016-04-14 CN CN201610229950.0A patent/CN107288933A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000199636A (en) * | 1998-12-28 | 2000-07-18 | Hitachi Taga Technol Co Ltd | Simultaneous circulation and exhaust type ventilator |
| CN1460798A (en) * | 2002-05-13 | 2003-12-10 | 株式会社三协精机制作所 | Casing water-proof structure |
| CN1734139A (en) * | 2004-08-13 | 2006-02-15 | Bsh博施及西门子家用器具有限公司 | Sealing installation of household appliances |
| CN101815570A (en) * | 2007-10-02 | 2010-08-25 | 曼·胡默尔有限公司 | Filter element having serrated seal |
| CN201322410Y (en) * | 2008-11-28 | 2009-10-07 | 广东松下环境系统有限公司 | Ceiling embedded ventilation fan with lighting |
| CN203035622U (en) * | 2013-01-31 | 2013-07-03 | 浙江友邦集成吊顶股份有限公司 | Ventilation structure arranged on suspended ceiling |
| CN104595212A (en) * | 2013-10-30 | 2015-05-06 | 建准电机工业股份有限公司 | Scavenger fan with lighting function |
| CN105020630A (en) * | 2014-04-15 | 2015-11-04 | 建准电机工业股份有限公司 | Lamp ventilation system and lamp set thereof |
| CN204025104U (en) * | 2014-05-23 | 2014-12-17 | 广东松下环境系统有限公司 | Heating and ventilating fan |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201734381A (en) | 2017-10-01 |
| TWI605230B (en) | 2017-11-11 |
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Application publication date: 20171024 |