CN206279480U - Blower - Google Patents
Blower Download PDFInfo
- Publication number
- CN206279480U CN206279480U CN201621053399.0U CN201621053399U CN206279480U CN 206279480 U CN206279480 U CN 206279480U CN 201621053399 U CN201621053399 U CN 201621053399U CN 206279480 U CN206279480 U CN 206279480U
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- Prior art keywords
- blower
- gas
- dust mouth
- aerofoil fan
- fan
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- Withdrawn - After Issue
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Abstract
The utility model is related to a kind of blower, including：Casing, is provided with suction port, the first dust mouth and the second dust mouth；Aerofoil fan, to discharge gas to the first dust mouth or suck gas from the first dust mouth；Centrifugal fan, is used to convey gas towards the second dust mouth and aerofoil fan；When wherein blower is in suction state, the gas that self-dust-suction mouthful enters partly or entirely is discharged via the second dust mouth, and the gas from the discharge of the second dust mouth is not discharged then by aerofoil fan through the first dust mouth；Blower is in when blowing state, and gas enters in the presence of aerofoil fan from the first dust mouth, and self-dust-suction mouthful discharge.During suction state, part or all of leaf is thrown away by centrifugal fan from the second dust mouth, so as to reduce by the leaf amount of aerofoil fan, aerofoil fan needs the leaf crushed to reduce, such that it is able to prevent leaf from blocking aerofoil fan, therefore the debris such as the leaf of humidity can be preferably tackled, the ability of the wet leaf of the moisture absorption is stronger.
Description
Technical field
The utility model is related to gardens type electric tool, more particularly to a kind of blower.
Background technology
Blower is a kind of conventional outdoor Clean- electric tool, is mainly used in the cleaning and collection of fallen leaves.Blower
The leaf on ground is blown away or by air draught by leaf suction collecting bag by drying.
Blower needs to be provided simultaneously with blowing and inhaling function, and a kind of traditional scheme is by retubing using centrifugal fan
Or two-tube switching realizes that pressure-vaccum is changed.But this scheme, the air quantity of hair-dryer is small, and the trouble that retubes.
Another way in conventional art is：Pressure-vaccum function is realized by the rotating of aerofoil fan.This scheme
Defect is that performance when blowing function is weaker, and absorption leaf particularly moist leaf when be easily caused blocking.
Utility model content
Based on this, it is necessary to provide the blower being not easily blocked during a kind of wet leaf of moisture absorption.
A kind of blower, including：
The casing in wind chamber is internally formed, suction port, the first dust mouth and the second dust mouth is provided with；
Aerofoil fan, located at the casing internal, to discharge gas to first dust mouth or go out from described first
Dirt mouthful suction gas；
Centrifugal fan, located at the casing internal, between the suction port and the aerofoil fan, is used to gas
Conveyed towards second dust mouth and the aerofoil fan；Wherein
When the blower is in suction state, the gas entered from the suction port is part or all of via the second dust mouth
Discharge, the gas do not discharged from the second dust mouth is then discharged by the aerofoil fan through the first dust mouth
The blower is in when blowing state, and gas enters in the presence of the aerofoil fan from first dust mouth
Enter, and discharged from the suction port.
Above-mentioned blower, when inhaling state, part or all of leaf is thrown away by centrifugal fan from the second dust mouth, so as to reduce
By the leaf amount of aerofoil fan, aerofoil fan needs the leaf crushed to reduce, such that it is able to preventing leaf stem shaft stream wind
Fan, therefore the debris such as the leaf of humidity can be preferably tackled, the ability of the wet leaf of the moisture absorption is stronger.
Wherein in one embodiment, the blower includes the masking that control second dust mouth opens or closes
Part, when the blower is in suction state, second dust mouth is in open mode, and the blower is in when blowing state,
Second dust mouth is closed.
Wherein in one embodiment, the covering rotates with the casing and is connected or is slidably connected.
Wherein in one embodiment, the casing includes accommodating the main part of the aerofoil fan, accommodates the centrifugation
The volute section of fan, the inner space of the inner chamber of the main part and the volute section, first dust mouth is opened in described
Main part, second dust mouth is opened in the volute section, and the volute section enables the centrifugal fan will be from the suction
The gas that dirt mouthful enters is arranged to second dust mouth.
Wherein in one embodiment, the blower also includes the dust collect plant being detachably connected with the casing, institute
When stating dust collect plant and being connected to the casing, the dust collect plant is connected with first dust mouth and the second dust mouth simultaneously.
Wherein in one embodiment, the casing also includes confluxing portion, and the portion of confluxing has one simultaneously with first
The outlet that dust mouth connects with the second dust mouth.
Wherein in one embodiment, the blower also includes the dust collect plant being connected with the portion of confluxing dismounting, institute
State dust collect plant be connected to it is described conflux portion when, the dust collect plant simultaneously with the outlet.
Wherein in one embodiment, the casing include accommodating the Part I of the aerofoil fan and accommodate it is described from
The Part II of heart fan, and shape of the two parts in the section on the aerofoil fan axial direction is identical.
Wherein in one embodiment, the blower also includes being used to block gas flowing to axle stream wind from centrifugal fan
The block piece of fan, when the blower is in suction state, it is described that the block piece prevents gas from being flowed to from the centrifugal fan
Aerofoil fan, the gas is all discharged from the second dust mouth；The blower is in when blowing state, and gas can be from the axle
The centrifugal fan is flowed at flow fan.
Wherein in one embodiment, the casing is also additionally provided with being sucked for the aerofoil fan air intake of gas
Mouthful, the air inlet is provided with gas unidirectional flow quantity control structure, wherein when the blower is in suction state, gas can
It is inhaled into from the air inlet and is discharged via first dust mouth by the aerofoil fan；The blower is in and blows state
When, gas can not be discharged from air inlet.
Wherein in one embodiment, the block piece is unidirectional gas flowing valve or for that the casing can change position relatively
The moving element put.
Wherein in one embodiment, power transmission shaft is provided with the casing, the centrifugal fan and the aerofoil fan are equal
Driven by the power transmission shaft and rotated.
Wherein in one embodiment, when the aerofoil fan is rotated with the first direction, the blower is in inhales shape
State；When the aerofoil fan is rotated with second direction in opposite direction with the first, the blower is in and blows state.
Wherein in one embodiment, the blower also include pressure-vaccum pipe, the pressure-vaccum pipe removably with the suction
Dirt mouthful connection.
Wherein in one embodiment, cooling gas check valve is provided with second dust mouth, the cooling gas check valve makes
The gas can only be flowed to outside casing from casing internal.
Brief description of the drawings
Fig. 1 is the structural representation of the blower of the utility model embodiment one；
In Fig. 2 Fig. 1 A-A to schematic cross-sectional view；
Fig. 3 is the structural representation of the blower of the utility model embodiment two；
Fig. 4 is the structural representation of the blower of the utility model embodiment two.
Related elements reference numeral in figure is as follows：
100th, blower 110, casing 112, suction port
113rd, the first dust mouth 114, the second dust mouth 115, main part
116th, volute section 117, tube 120, aerofoil fan
130th, centrifugal fan 140, motor 142, power transmission shaft
150th, handle 152, grip part 160, covering
170th, dust collect plant
200th, blower 210, casing 212, air inlet
213rd, the first dust mouth 214, the second dust mouth 218, portion of confluxing
2182nd, outlet 219, air inlet 220, aerofoil fan
230th, centrifugal fan 240, motor 250, handle
260th, covering 270, dust collect plant 280, block piece
Specific embodiment
To enable above-mentioned purpose of the present utility model, feature and advantage more obvious understandable, below in conjunction with the accompanying drawings to this
The specific embodiment of utility model is described in detail.Elaborate many details in order to abundant in the following description
Understand the utility model.But the utility model can be implemented with being much different from other manner described here, this area
Technical staff can do similar improvement in the case of without prejudice to the utility model intension, therefore the utility model does not receive following public affairs
The limitation of the specific embodiment opened.
Below in conjunction with the accompanying drawings, the better embodiment of blower is illustrated.
Embodiment one
Fig. 1 and Fig. 2 is refer to, embodiment of the present utility model provides a kind of blower 100, with blowing, inhale two kinds
Function, wherein in the state of blowing, blower 100 can be blown away the leaf on ground by drying to realize blowing function, in the state of suction,
Blower 100 can by air draught by leaf suck collecting bag in realizes suction function.
Blower 100 includes casing 110, aerofoil fan 120, centrifugal fan 130 and the machine being arranged inside casing 110
Motor 140 and the handle 150 of the connection of casing 110 that shell 110 is connected.
Casing 110 is internally formed wind chamber, be provided with the wall of casing 110 connected with wind chamber suction port 112, first go out dirt
The dust mouth 114 of mouth 113 and second.Casing 110 includes accommodating the main part 115 of aerofoil fan 120, accommodates centrifugal fan 130
Volute section 116 and the tube 117 of the connection of volute section 116.Tube 117 is relative to main part 115 and the grade machine of volute section 116
The other parts of shell 110 stretch out certain length.Suction port 112 is opened in the free end of tube 117.Open the first dust mouth 113
Located at main part 115.Second dust mouth 114 is opened in volute section 116.
Aerofoil fan 120 and centrifugal fan 130 are spaced on the axial X of aerofoil fan 120.The He of aerofoil fan 120
Centrifugal fan 130 drives by motor 140 and rotates.In the present embodiment, motor 140 is arranged on the outside of casing 110, only motor
140 power transmission shaft 142 is extend into inside casing 110 along the axial X of aerofoil fan 120, and aerofoil fan 120 and centrifugal fan
130 are installed on power transmission shaft 142.When power transmission shaft 142 rotates, aerofoil fan 120 and synchronous turn of centrifugal fan 130 are driven
It is dynamic.
Motor 140 is clockwise and anticlockwise motor, can respectively with two kinds of just exactly opposite direction rotations, and then band moving axis stream
Fan 120 or centrifugal fan 130 are with two kinds of just exactly opposite direction rotations.Motor 140 can also can be defeated with others
The Power Drive Unit for going out rotary power replaces.
Handle 150 is connected with casing 110 and motor 140 simultaneously.The grip part 152 of handle 150 is in aerofoil fan 120
Projection on axial X has overlap with casing 110 and motor 140 so that grip part 152 is more leaned in the axial X of aerofoil fan 120
The center of gravity of the whole machine of nearly blower 100, the convenience of lifting operation.
Aerofoil fan 120 is used to discharge gas to the first dust mouth 113 or sucks gas from the first dust mouth 113.This work(
The conversion of energy is realized by changing the direction of rotation of aerofoil fan 120.
Centrifugal fan 130 is located between suction port 112 and aerofoil fan 120, be used to gas towards the second dust mouth 114 and
The side of aerofoil fan 120 conveys.
Specifically, it is sequentially communicated between main part 115, volute section 116, the inner chamber of this three part of tube 117, it is allowed to gas
Body circulates.To be got rid of in the gas of the entrance of self-dust-suction mouthful 112 when volute section 116 enables centrifugal fan 130 to work and go out dirt to second
Mouthfuls 114 being discharged to outside casing 110.And the rotation of aerofoil fan 120, then can make in the gas that self-dust-suction mouthfuls 112 enters not
All can be thrown away by centrifugal fan 130, the gas not being thrown out of flows to aerofoil fan 120 from centrifugal fan 130, then by axle stream
Fan 120 discharges casing 110 through the first dust mouth 113.
Ginseng Fig. 1, blower 100 also includes the covering 160 that the second dust mouth 114 of control opens or closes, for reality
Existing pressure-vaccum power and energy.Covering 160 rotates with casing 110 and is connected or is slidably connected.Covering 160 is by the second dust mouth 114
During closing, centrifugal fan 130 rotates anyway when working can not discharge gas from the second dust mouth 114.
Below in conjunction with the accompanying drawings, blowing, inhaling two kinds of working conditions for lower blower 100 is briefly introduced.
Ginseng Fig. 1, aerofoil fan 120 is rotated with the first direction, is seen as rotating clockwise from left to right, at blower 100
In the state of suction, the second dust mouth 114 is in open mode, and the gas self-dust-suction mouthful 112 for being contaminated with leaf is inhaled into.Gas flows
When to centrifugal fan 130, portion gas are got rid of to the second dust mouth 114 and discharged by centrifugal fan 130, not from the second dust mouth
114 gases being discharged continue towards aerofoil fan 120, finally discharge casing through the first dust mouth 113 by aerofoil fan 120
110.Thus blower 100 is realized inhaling function.In said process, part leaf is got rid of by centrifugal fan 130 from the second dust mouth 114
Go out, so as to reduce by the leaf amount of aerofoil fan 120, aerofoil fan 120 needs the leaf crushed to reduce, such that it is able to anti-
Only leaf blocks aerofoil fan 120, therefore can preferably tackle the debris such as the leaf of humidity, and the ability of the wet leaf of the moisture absorption is stronger.
When blower 100 needs execution to blow function, motor 140 is inverted, and aerofoil fan 120 is revolved with second direction
Turn, now to rotate counterclockwise if seeing from left to right, blower 100 is in and blows state, and covering 160 makes the second dust mouth
114 are closed.When aerofoil fan 120 is rotated backward, gas is in the presence of aerofoil fan 120 from the first dust mouth
113 enter, and self-dust-suction mouthful 112 is discharged, and is achieved in blowing function.
The blower 100 of the present embodiment, be capable of achieving pressure-vaccum conversion without two-tube switching, and during the leaf of absorption humidity not
Easily block, inhale function stronger.
In addition, covering 160 can also be replaced with cooling gas check valve, the cooling gas check valve only allows gas from casing 110
Inside is flowed to outside casing 110.Blower 100 is performed when inhaling function, it is not necessary to perform any switching action.And work as blower
When function is blown in 100 execution, under consistent effect of the aerofoil fan 120 with centrifugal fan, and centrifugal fan 130 is also inverted, gas
By the axial direction conveying along aerofoil fan 120, will not also be leaked from the second dust mouth 114.
Ginseng Fig. 1, blower 100 also includes the dust collect plant 170 being detachably connected with casing 110.Dust collect plant 170 is connected
When casing 110, dust collect plant 170 is connected with the first dust mouth 113 and the second dust mouth 114 simultaneously.The leaf being adsorbed onto is straight
Connect and enter into dust collect plant 170, it is to avoid pollution environment.Dust collect plant 170 has gas permeability, and gas passes through dust collect plant 170,
And leaf is then stayed in dust collect plant 170.
Blower 100 also includes pressure-vaccum pipe.Pressure-vaccum pipe is removably connected with suction port 112.
In a scheme for deformation, tube 117 can be formed after pressure-vaccum pipe is connected with volute section 116, dust suction
Mouth 112 is the free port of pressure-vaccum pipe.
Embodiment two
Refer to Fig. 3, embodiment of the present utility model two provides a kind of blower 200, with blowing, inhale two kinds of functions,
Wherein in the state of blowing, blower 200 can be blown away the leaf on ground by drying to realize blowing function, in the state of suction, pressure-vaccum
Machine 100 can by air draught by leaf suck collecting bag in realizes suction function.
Blower 200 includes casing 210, aerofoil fan 220, centrifugal fan 230 and the machine being arranged inside casing 210
Motor 240 and the handle 250 of the connection of casing 210 that shell 210 is connected.
Casing 210 has been internally formed wind chamber, be provided with the wall of casing 210 connected with wind chamber suction port 212, first go out
The dust mouth 214 of dirt mouthful 213 and second.
Aerofoil fan 220 is used to discharge gas to the first dust mouth 213 or sucks gas from the first dust mouth 213.This work(
The conversion of energy is realized by changing the direction of rotation of aerofoil fan 220.
Centrifugal fan 230 is located between suction port 212 and aerofoil fan 220, be used to gas towards the second dust mouth 214 and
Aerofoil fan 220 is conveyed.
In the present embodiment, casing 210 includes accommodating the Part I of aerofoil fan 220 and accommodates the of centrifugal fan 230
Two parts, and shape of the two parts in the section on aerofoil fan axial direction is identical.In other words, compared with embodiment one,
Accommodate the part casing 210 of centrifugal fan 230 and be not provided to scroll casing shape.
In the case where accommodating the part of casing 210 of centrifugal fan 230 and being not provided to scroll casing shape, in order that centrifugal fan
230 can get rid of to the second dust mouth 214 gas, and casing 210 also includes portion 218 of confluxing.Conflux portion 218 with one simultaneously with
The outlet 2182 that first dust mouth 213 connects with the second dust mouth 214.So, when aerofoil fan 220 works, in venturi effect
Should act on down, centrifugal fan 230 can throw away portion gas from the second dust mouth 214.
Ginseng Fig. 3, blower 200 also includes the covering 160 that the second dust mouth 214 of control opens or closes, for reality
Existing pressure-vaccum power and energy.Covering 260 rotates with casing 210 and is connected or is slidably connected.Covering 260 is by the second dust mouth 214
During closing, centrifugal fan 130 rotates anyway when working can not discharge gas from the second dust mouth 214.
Blower 200 also includes dismantling the dust collect plant 270 being connected with the portion of confluxing 218.Dust collect plant 270 is connected to and confluxes
During portion 218, dust collect plant 270 is connected with outlet 2182 simultaneously.The leaf being adsorbed onto is entered directly into dust collect plant 270, is kept away
Exempt to pollute environment.
Below in conjunction with the accompanying drawings, blowing, inhaling two kinds of working conditions for lower blower 200 is briefly introduced.
Ginseng Fig. 3, aerofoil fan 220 is rotated with the first direction, is seen as rotating clockwise from left to right, at blower 200
In the state of suction, the second dust mouth 214 is in open mode, and the gas self-dust-suction mouthful 212 for being contaminated with leaf is inhaled into.Gas flows
When to centrifugal fan 230, under Venturi effect effect, centrifugal fan 130 can be got rid of to the second dust mouth portion gas
214 and discharge, the gas not being discharged from the second dust mouth 214 continues towards aerofoil fan 220, finally by aerofoil fan 220
Casing 210 is discharged through the first dust mouth 213.Thus blower 100 is realized inhaling function.In said process, the tree in gas is mixed in
The debris such as leaf are thrown away by centrifugal fan 130 from the second dust mouth 214, so as to reduce by the leaf amount of aerofoil fan 220, axle
Flow fan 220 needs the leaf crushed to reduce, and such that it is able to prevent leaf from blocking aerofoil fan 220, therefore can preferably tackle
The debris such as moist leaf.
When blower 200 needs execution to blow function, motor 240 is inverted, and aerofoil fan 220 is revolved with second direction
Turn, now to rotate counterclockwise if seeing from left to right, blower 200 is in and blows state, and covering 260 makes the second dust mouth
214 are closed.When aerofoil fan 220 is rotated backward, gas is in the presence of aerofoil fan 220 from the first dust mouth
213 enter, and self-dust-suction mouthful 212 is discharged, and is achieved in blowing function.
Embodiment three
Fig. 4 is refer to, embodiment of the present utility model three is further changed on the basis of the blower 200 of embodiment two
Enter what is obtained.Improvements are stressed below.
Ginseng Fig. 4, blower 200 further is provided with to be used to block gas and is flowed from centrifugal fan 230 inside casing 210
To the block piece 280 of aerofoil fan 220.When blower 200 is in suction state, block piece 280 prevents gas from centrifugal fan 230
Place flows to aerofoil fan 220；Blower 200 is in when blowing state, and gas can flow to centrifugal fan from aerofoil fan 220
230。
Block piece 280 can be unidirectional gas flowing valve, only allow gas to flow to centrifugal fan from the side of aerofoil fan 220
330, but gas can not flow to aerofoil fan 220 from centrifugal fan 230.
Block piece 280 can also be the moving element that can change position with respect to casing 210.Such as moving element is to turn over
During the baffle plate for turning, during the erection position that it moves to Fig. 4, will make to isolate between centrifugal fan 230 and aerofoil fan 220, gas
Can not pass through, it is possible to achieve inhale function.And work as baffle plate turning to after horizontal level, between centrifugal fan 230 and aerofoil fan 220
Recover connection, gas can circulate.
In addition, casing 210 is also additionally provided with being sucked for aerofoil fan 220 air inlet 219 of gas, air inlet 219 sets
It is equipped with gas unidirectional flow quantity control structure.
Blower 200 be in suction state when, gas can be inhaled into from air inlet 219, then by aerofoil fan 220 via
Discharge the first dust mouth 213；Blower 200 is in when blowing state, and gas can be discharged from air inlet 219.
Unidirectional gas flow quantity control structure at air inlet 219, can by set cooling gas check valve or can with activity
Shadowing elements realize, can only from ambient inlet air, while will not outwardly lose heart when blowing state again when ensure that suction state.
Ginseng Fig. 4, when blower 200 is in suction state, the second dust mouth 214 is in open mode, and self-dust-suction mouthful 212 is inhaled
The gas for entering is flow to when at centrifugal fan 230, and under Venturi effect effect, centrifugal fan 230 gets rid of to the portion gas
Two dust mouths 214 are simultaneously discharged, and the gas not being discharged from the second dust mouth 214 continues towards aerofoil fan 220, finally by axle stream
Fan 220 discharges casing 210 through the first dust mouth 213.Thus blower 200 is realized inhaling function.Meanwhile, the work of aerofoil fan 220
When making, gas is also drawn into from air inlet 219, these gases can be discharged from the first dust mouth 213, during discharge, can be with
Strengthen Venturi effect so that more gases are discharged by centrifugal fan 230 from the second dust mouth 214.
In said process, the debris such as leaf being mixed in gas are thrown away by centrifugal fan 330 from the second dust mouth 214, from
And reduce by the leaf amount of aerofoil fan 220, aerofoil fan 220 needs the leaf crushed to reduce, such that it is able to prevent tree
Leaf blocks aerofoil fan 220, therefore can preferably tackle the debris such as the leaf of humidity.
When blower 200 needs execution to blow function, motor 240 is inverted, and aerofoil fan 220 is revolved with second direction
Turn, now to rotate counterclockwise if seeing from left to right, blower 200 is in and blows state, and covering 260 makes the second dust mouth
214 are closed, and air inlet 219 is also switched off.When aerofoil fan 220 is rotated backward, effect of the gas in aerofoil fan 220
Under enter from the first dust mouth 213, and self-dust-suction mouthfuls 212 is discharged, and is achieved in blowing function.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore can not be interpreted as the limitation to utility model patent scope.It should be pointed out that for the common skill of this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
Protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (15)
1. a kind of blower, with inhaling, blow two kinds of working conditions, it is characterised in that including：
The casing in wind chamber is internally formed, suction port, the first dust mouth and the second dust mouth is provided with；
Aerofoil fan, located at the casing internal, to discharge gas or from first dust mouth to first dust mouth
Suction gas；
Centrifugal fan, located at the casing internal, between the suction port and the aerofoil fan, is used to gas towards institute
State the second dust mouth and aerofoil fan conveying；Wherein
When the blower is in suction state, the gas entered from the suction port is partly or entirely arranged via the second dust mouth
Go out, the gas from the discharge of the second dust mouth is not discharged then by the aerofoil fan through the first dust mouth
The blower is in when blowing state, and gas enters in the presence of the aerofoil fan from first dust mouth, and
From suction port discharge.
2. blower according to claim 1, it is characterised in that the blower includes that control second dust mouth is beaten
The covering closed is opened or closed, when the blower is in suction state, second dust mouth is in open mode, the blower
In when blowing state, second dust mouth is closed.
3. blower according to claim 2, it is characterised in that the covering rotates with the casing and is connected or slides
Connection.
4. blower according to claim 1, it is characterised in that the casing includes accommodating the main body of the aerofoil fan
Portion, the volute section for accommodating the centrifugal fan, the inner space of the inner chamber of the main part and the volute section, described first goes out
Dirt mouthful is opened in the main part, and second dust mouth is opened in the volute section, and the volute section makes the centrifugal fan
The gas that will can enter from the suction port is to second dust mouth.
5. blower according to claim 4, it is characterised in that the blower also includes detachably connecting with the casing
The dust collect plant for connecing, when the dust collect plant is connected to the casing, the dust collect plant simultaneously with first dust mouth and
Second dust mouth connects.
6. blower according to claim 1, it is characterised in that the casing also includes portion of confluxing, the portion's of confluxing tool
There is one while the outlet connected with the second dust mouth with the first dust mouth.
7. blower according to claim 6, it is characterised in that the blower also includes and the portion of confluxing dismounting connects
The dust collect plant for connecing, the dust collect plant be connected to it is described conflux portion when, the dust collect plant simultaneously with the outlet.
8. blower according to claim 6, it is characterised in that the casing includes accommodating the first of the aerofoil fan
Part and the Part II of the receiving centrifugal fan, and two parts are in the shape in the section on the aerofoil fan axial direction
Shape is identical.
9. blower according to claim 6, it is characterised in that the blower also includes being used to blocking gas from being centrifuged
Flow to the block piece of aerofoil fan at fan, when the blower is in suction state, the block piece prevent gas from it is described from
The aerofoil fan is flowed at heart fan, the gas is all discharged from the second dust mouth；The blower is in when blowing state,
Gas can flow to the centrifugal fan from the aerofoil fan.
10. blower according to claim 9, it is characterised in that the casing is also additionally provided with for the axle stream wind
The air inlet of fan suction gas, the air inlet is provided with gas unidirectional flow quantity control structure, wherein the blower is in
During suction state, gas can be inhaled into from the air inlet and be discharged via first dust mouth by the aerofoil fan；Institute
Blower is stated in when blowing state, gas can not be discharged from air inlet.
11. blowers according to claim 9, it is characterised in that the block piece is unidirectional gas flowing valve or for can
Relatively described casing changes the moving element of position.
12. blowers according to claim 1, it is characterised in that power transmission shaft, the centrifugal fan are provided with the casing
Driven by the power transmission shaft with the aerofoil fan and rotated.
13. blowers according to claim 1, it is characterised in that when the aerofoil fan is rotated with the first direction, institute
State blower and be in suction state；When the aerofoil fan is rotated with second direction in opposite direction with the first, the pressure-vaccum
Machine is in and blows state.
14. blowers according to claim 1, it is characterised in that the blower also includes pressure-vaccum pipe, the pressure-vaccum pipe
Removably it is connected with the suction port.
15. blowers according to claim 1, it is characterised in that be provided with cooling gas check valve at second dust mouth,
The cooling gas check valve makes the gas to be flowed to outside casing from casing internal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621053399.0U CN206279480U (en) | 2016-09-13 | 2016-09-13 | Blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621053399.0U CN206279480U (en) | 2016-09-13 | 2016-09-13 | Blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206279480U true CN206279480U (en) | 2017-06-27 |
Family
ID=59084995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621053399.0U Withdrawn - After Issue CN206279480U (en) | 2016-09-13 | 2016-09-13 | Blower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206279480U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107816000A (en) * | 2016-09-13 | 2018-03-20 | 苏州宝时得电动工具有限公司 | Blower |
| CN109926405A (en) * | 2017-12-18 | 2019-06-25 | 沈阳航发精密铸造有限公司 | Aerial blade and complex component shell pressure-vaccum one cleaning plant and method for cleaning |
-
2016
- 2016-09-13 CN CN201621053399.0U patent/CN206279480U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107816000A (en) * | 2016-09-13 | 2018-03-20 | 苏州宝时得电动工具有限公司 | Blower |
| CN107816000B (en) * | 2016-09-13 | 2023-10-10 | 苏州宝时得电动工具有限公司 | Blowing and sucking machine |
| CN109926405A (en) * | 2017-12-18 | 2019-06-25 | 沈阳航发精密铸造有限公司 | Aerial blade and complex component shell pressure-vaccum one cleaning plant and method for cleaning |
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