CN204200618U - The defeated blower fan of large wind-force - Google Patents
The defeated blower fan of large wind-force Download PDFInfo
- Publication number
- CN204200618U CN204200618U CN201420524726.0U CN201420524726U CN204200618U CN 204200618 U CN204200618 U CN 204200618U CN 201420524726 U CN201420524726 U CN 201420524726U CN 204200618 U CN204200618 U CN 204200618U
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- wind
- air
- cover
- frustoconic shape
- fan
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Abstract
The utility model discloses a kind of large defeated blower fan of wind-force, comprise housing, housing comprises wind inlet end, outlet air end and intermediate section, motor is provided with in intermediate section, be provided with in wind inlet end rotate fan, rotate fan comprise the body be sheathed on machine shaft, wind inlet end have diminish gradually along wind movement direction before internal channel, outlet air end has and becomes large rear internal channel gradually along wind movement direction, and intermediate section has straight passage; The air inlet of wind inlet end connects a frustoconic shape air draught body, this frustoconic shape air draught body comprises the removal of impurities steel mesh be connected with wind inlet end air intake place, the outer frustoconic shape cover of removal of impurities steel mesh air intake side surface soldered and interior frustoconic shape cover, body is respectively equipped with outer air inducing hole and interior air inducing hole near outward edge and inside edge, rectifies wind direction cover for conducting body place cover being established to a circular arc before motor.Frustoconic shape air draught body is large to the amount of collecting of wind, and front internal channel is conducive to wind being concentrated on rotation fan place, and this rotation fan can strengthen rear output by wind-force, improves the efficiency of blower fan.
Description
Technical field
The utility model relates to mechanical engineering field, especially relates to a kind of large defeated blower fan of wind-force.
Background technique
Blower fan is generally used for and improves indoor air environment, transport gas etc.And existing blower fan generally comprises housing and the motor be located in housing is fanned with rotating, but existing motor wind-force is little, and transmission speed is slow, and efficiency is low; In particular for the ventilation under the rugged environment such as chemical plant, its weak effect, cannot gas in time in discharge chamber, threaten to the health of people, rotate fan rotation makes wind impact housing generation noise simultaneously, affects the mood of people, is also unfavorable for the interchange of people.The impurity also existed in this exogenous wind enters outdoor and also can pollute the air of outdoor.
Model utility content
The utility model, in order to overcome the deficiencies in the prior art, provides a kind of defeated air quantity large, the defeated blower fan of large wind-force that efficiency is high.
To achieve these goals, the utility model is by the following technical solutions: a kind of large defeated blower fan of wind-force, comprise housing, described housing forward end is wind inlet end, rear end is outlet air end, housing forms intermediate section between wind inlet end and outlet air end, motor is provided with in intermediate section, be provided with in wind inlet end and rotate fan, motor comprises the rotating shaft connecting and rotate fan, this rotation fan comprise be sheathed on body outside rotating shaft and with the fan blades being located at body periphery, described wind inlet end have diminish gradually along wind movement direction before internal channel, outlet air end has and becomes large rear internal channel gradually along wind movement direction, intermediate section has the straight passage being communicated with front internal channel and rear internal channel, the air inlet of described wind inlet end connects a frustoconic shape air draught body, this frustoconic shape air draught body comprises the removal of impurities steel mesh be connected with wind inlet end, outer frustoconic shape is overlapped and be located at outer ring overlap in frustoconic shape cover, one end that outer frustoconic shape cover and interior frustoconic shape overlap opening less is all welded with removal of impurities steel mesh, and outer frustoconic shape cover and interior frustoconic shape form quick air inducing gap between overlapping, described body is provided with outer air inducing hole near outer edge, body is provided with interior air inducing hole near inside edge, the size in outer air inducing hole is greater than interior air inducing hole, and fan blades bends to arc along rotating fan sense of rotation, is provided with the wind direction steering channel identical with fan blades bending direction along its length in the middle of fan blades, rectify wind direction cover for conducting body place cover being established to a circular arc before described motor, this wind direction cover for conducting is provided with the through hole passed for rotating shaft.Frustoconic shape air draught body is conducive to collecting of air quantity, and front internal channel is conducive to wind being concentrated on break-in except the place's removal of impurities of sound cover, and move after then rotarily driving wind with rotation fan, the rear internal channel increased gradually then can make wind naturally blow out outside housing, reduces the obstruction to wind; Inside and outside frustoconic shape body forms Twin channel, main air covers in housing from interior frustoconic shape, and the wind near interior frustoconic shape cover edge can enter fast in air intake from quick air inducing gap under the drive rotating fan, increase the wind-force of blower fan, also increase defeated air quantity, improve the defeated wind area to indoor, air improves better effects if; And removal of impurities steel mesh is set can the air of indoor discharged to outdoor be filtered, avoid causing atmospheric pollution, and the air inducing that break-in puts except sound subtracts dirty ring and guide plate and the wind blowing to housing can be directed on the direction that blows to out along exhaust outlet, and then reduce wind and impact the noise that housing produces; And the break-in of this structure is except the impurity in sound cover also adsorbable wind, plays the removal of impurities effect of movement, improves ambient air environment; And air inducing hole can form eddy current in rotary course, wind is gathered and rotates on fan, a part is passed from air inducing hole, another part then passes housing along the finedraw between fan blades under the rotarily driving rotating fan, inside and outside air inducing hole then increases air output, and air draught better effects if, wind direction cover for conducting can guide on normal orbit the wind passed from air inducing hole, avoids impacting motor and causes air quantity loss; And the rotation fan of this setting and steering channel can increase absorbing quantity, wind gathering amount is larger, and air-out effect is better, improves the efficiency of blower fan.
As preferably, described break-in subtracts dirty ring except sound cover inwall is provided with cross section air inducing triangular in shape, and this air inducing subtracts dirty ring and has inclination air inducing face along from wind movement direction to intermediate, inclined.Adjacent drainage subtracts the recess formed between dirty ring can hold the impurity such as more dust, good impurity removing effect; And the break-in that this cross section is triangle setting can collect middle for the wind direction housing blowing to body except sound cover, increase air quantity, reduce noise.
As preferably, connecting ring before described periphery, removal of impurities steel mesh front end forms, described wind inlet end front end is provided with a back clevis be connected with front connecting ring.This structure can facilitate the installing/dismounting of frustoconic shape air draught body, and cleaning is got up convenient, also facilitates taking-up break-in to remove sound cover simultaneously and clears up it, keep the filtering effect to air.
As preferably, the bottom of described housing connects a base, and this base comprises the supporting portion be connected with housing.Stably blower fan can be placed on ground bottom this.
In sum, the utility model has the following advantages: frustoconic shape air draught body is large to the amount of collecting of wind, removal of impurities steel mesh can carry out removal of impurities to wind, front internal channel is conducive to the wind after by removal of impurities and concentrates on rotation fan place, and the rotation fan of this structure exports after being strengthened by wind-force, increase air output, rear internal channel then can make wind naturally blow out outside housing, reduces the loss of air quantity.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is rotation fan structure schematic diagram of the present utility model;
Fig. 3 is frustoconic shape air draught body structure schematic diagram of the present utility model.
Embodiment
In order to make those skilled in the art person better understand the utility model scheme, below in conjunction with the accompanying drawing in the utility model embodiment, clear, complete description is carried out to the technological scheme in the utility model embodiment.
As Figure 1-3, a kind of large defeated blower fan of wind-force, the frustoconic shape air draught body 4 comprising columnar housing 1 and be connected with housing 1, described housing 1 front end is wind inlet end 11, housing 1 rear end is outlet air end 12, and housing 1 forms intermediate section 13 between wind inlet end 11 and outlet air end 12; Be provided with motor 2 in intermediate section 13, motor 2 is fixed in housing 1 by fixing frame, is provided with and rotates fan 3 in described wind inlet end 11, and motor 2 comprises the rotating shaft connecting and rotate fan 3; This rotation fan 3 comprise be sheathed on body 31 outside rotating shaft and with the fan blades 32 being located at body 31 periphery.Described body 31 is provided with outer air inducing hole 311 near outer edge, and body 31 is provided with interior air inducing hole 312 near inside edge, and this outer air inducing hole 311 and interior air inducing hole 312 are long strip, and all distribute along body circumference, concrete, interior air inducing hole is 5, and outer air inducing hole is 7; The size in outer air inducing hole 311 is greater than the size in interior air inducing hole 312, fan blades 32 bends to arc along rotation fan 3 sense of rotation, be provided with the wind direction steering channel 321 of arc in the middle of fan blades 32 along its length, this wind direction steering channel 321 and fan blades 32 bending direction, angle are all identical; Before described motor 2, the wind direction cover for conducting 21 of a circular arc established by end shield, this wind direction cover for conducting 21 is just arranged body 31 place, and then can the wind passing air inducing hole be guided, wind energy is made normally to discharge blower fan, also increase air quantity simultaneously, this wind direction cover for conducting 21 is provided with the through hole passed for rotating shaft, and this wind direction cover for conducting 21 is screwed with motor and is connected.The bottom of described housing 1 connects a base 7, and this base 7 comprises the supporting portion 71 be connected with intermediate section 13.
Concrete, described wind inlet end 11 have diminish gradually along wind movement direction before internal channel, outlet air end 12 has and becomes large rear internal channel gradually along wind movement direction, and intermediate section 13 has the straight passage being communicated with front internal channel and rear internal channel, described frustoconic shape air draught body 4 is connected to the air inlet of wind inlet end 11, this frustoconic shape air draught body 4 comprises the removal of impurities steel mesh 41 be connected with wind inlet end 11, outer frustoconic shape cover 42 and the interior frustoconic shape cover 43 be located in outer ring cover 42, outer frustoconic shape cover 42 and interior frustoconic shape overlap the less one end of 43 openings all with removal of impurities steel mesh 41 air intake side surface soldered, outer frustoconic shape cover 42 and interior frustoconic shape form quick air inducing gap between overlapping 43, connecting ring 44 before described periphery, removal of impurities steel mesh 41 front end forms one, described wind inlet end 11 front end is provided with a back clevis 45 be connected with front connecting ring 44, concrete, back clevis 45 is provided with rear attachment hole, and front connecting ring 44 is provided with the bolt be connected with back clevis 45.Described interior frustoconic shape cover 43 is positioned at outer frustoconic shape cover 42, and interior frustoconic shape cover 43 and outer ring form wind gathering passage between overlapping 42, the wind of interior frustoconic shape channel edge can be introduced in wind gathering passage and carry by this wind gathering passage, increase defeated air quantity, also increase defeated wind area, larger to the air-filtering area of indoor, quantity delivered also increases.
Further, described housing 1 inwall is provided with the guide plate 5 of arc, this guide plate is located on intermediate section 13 and outlet air end 12, described wind inlet end 11 inwall is provided with break-in except sound cover 6, this break-in is made up of rubber material except sound overlaps 6, and surface coverage one layer of cloth, layer of cloth is to the advantages of good adsorption effect of the impurity of dust, the soundproof effect of rubber layer is good, and housing wind inlet end 11 inwall is provided with the recess of an accommodation rubber layer, break-in can be conveniently settled to remove sound cover, also conveniently can pull down break-in except sound cover and clean, this break-in is provided with cross section air inducing triangular in shape subtracts dirty ring except sound overlaps 6 inwalls, air inducing subtracts dirty ring and has an inclination air inducing face along from wind movement direction to intermediate, inclined, and then can collect along this inclination air inducing towards centre wind is out-of-date, wind effect is good, and air inducing subtracts dirty ring is three, along wind movement direction spaced set, and adjacent air inducing subtracts between dirty ring large to the extent of adsorption of the impurity such as dust, and it is stable.
During use, part wind covers in housing 1 from frustoconic shape in frustoconic shape air draught body, another part is then from entering in housing 1 fast between interior frustoconic shape cover and outer frustoconic shape body, partial impurities in the adsorbable wind of removal of impurities steel mesh 41, carry out primary purification to wind, then wind is assembled at wind inlet place, and break-in purifies wind again except sound overlaps 6, the impurity such as dust in absorption wind, discharges outlet air end 13 along normal track the wind impacting housing subtracts the guiding of dirty ring and guide plate 5 at air inducing under.The defeated air quantity of blower fan of this structure is large, can remove impurity a large amount of in wind, avoid environment to external world, and noise be little, can not affect the normal communication of indoor people.
Obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all should belong to the scope of the utility model protection.
Claims (4)
1. the defeated blower fan of large wind-force, comprise housing (1), described housing (1) front end is wind inlet end (11), rear end is outlet air end (12), housing (1) is positioned between wind inlet end (11) and outlet air end (12) and forms intermediate section (13), motor (2) is provided with in intermediate section (13), be provided with in wind inlet end (11) and rotate fan (3), motor (2) comprises the rotating shaft connecting and rotate fan (3), this rotation fan (3) comprises and is sheathed on body (31) outside rotating shaft and the fan blades (32) peripheral with being located at body (31), it is characterized in that: described wind inlet end (11) have diminish gradually along wind movement direction before internal channel, outlet air end (12) has and becomes large rear internal channel gradually along wind movement direction, intermediate section (13) has the straight passage being communicated with front internal channel and rear internal channel, the air inlet of described wind inlet end connects a frustoconic shape air draught body (4), this frustoconic shape air draught body (4) comprise be connected with wind inlet end removal of impurities steel mesh (41), outer frustoconic shape cover (42) and the interior frustoconic shape cover (43) be located in outer ring cover (42), outer frustoconic shape cover (42) and the less one end of interior frustoconic shape cover (43) opening are all welded with removal of impurities steel mesh (41), form quick air inducing gap between outer frustoconic shape cover (42) and interior frustoconic shape cover (43), described body (31) is provided with outer air inducing hole (311) near outer edge, body (31) is provided with interior air inducing hole (312) near inside edge, the size of outer air inducing hole (311) is greater than interior air inducing hole (312), fan blades (32) bends to arc along rotating fan sense of rotation, is provided with the wind direction steering channel (321) identical with fan blades (32) bending direction along its length in the middle of fan blades (32), described motor (2) is front rectifies the wind direction cover for conducting (21) body (31) place cover being established to a circular arc, and this wind direction cover for conducting (21) is provided with the through hole passed for rotating shaft.
2. the defeated blower fan of large wind-force according to claim 1, it is characterized in that: described wind inlet end (11) inwall is provided with break-in except sound cover (6), this break-in is provided with cross section air inducing triangular in shape and subtracts dirty ring except sound cover (6) inwall, and this air inducing subtracts dirty ring and has inclination air inducing face along from wind movement direction to intermediate, inclined.
3. the defeated blower fan of large wind-force according to claim 1, it is characterized in that: connecting ring (44) before described periphery, removal of impurities steel mesh (41) front end forms, described wind inlet end (11) front end is provided with a back clevis (45) be connected with front connecting ring (44).
4. the defeated blower fan of large wind-force according to claim 1, is characterized in that: the bottom of described housing connects a base (7), and this base (7) comprises the supporting portion (71) be connected with housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420524726.0U CN204200618U (en) | 2014-09-09 | 2014-09-09 | The defeated blower fan of large wind-force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420524726.0U CN204200618U (en) | 2014-09-09 | 2014-09-09 | The defeated blower fan of large wind-force |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204200618U true CN204200618U (en) | 2015-03-11 |
Family
ID=52658582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420524726.0U Expired - Fee Related CN204200618U (en) | 2014-09-09 | 2014-09-09 | The defeated blower fan of large wind-force |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204200618U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110848160A (en) * | 2018-11-29 | 2020-02-28 | 曾固 | Rotational flow wind field generating device and fan |
| CN111561461A (en) * | 2020-05-25 | 2020-08-21 | 上海普泉优实业有限公司 | Environment-friendly axial-flow fan |
| CN116891389A (en) * | 2023-09-11 | 2023-10-17 | 深圳市龙岗区东江工业废物处置有限公司 | Sludge harmless treatment device and method based on multi-step treatment |
-
2014
- 2014-09-09 CN CN201420524726.0U patent/CN204200618U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110848160A (en) * | 2018-11-29 | 2020-02-28 | 曾固 | Rotational flow wind field generating device and fan |
| CN110848159A (en) * | 2018-11-29 | 2020-02-28 | 曾固 | Wind guide structure capable of generating three-dimensional rotational flow wind field |
| CN111561461A (en) * | 2020-05-25 | 2020-08-21 | 上海普泉优实业有限公司 | Environment-friendly axial-flow fan |
| CN111561461B (en) * | 2020-05-25 | 2021-03-26 | 上海普泉优实业有限公司 | Environment-friendly axial-flow fan |
| CN116891389A (en) * | 2023-09-11 | 2023-10-17 | 深圳市龙岗区东江工业废物处置有限公司 | Sludge harmless treatment device and method based on multi-step treatment |
| CN116891389B (en) * | 2023-09-11 | 2023-12-15 | 深圳市龙岗区东江工业废物处置有限公司 | Sludge harmless treatment device and method based on multi-step treatment |
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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 |
Granted publication date: 20150311 Termination date: 20170909 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |