CN201076419Y - Pressure-vaccum machine - Google Patents
Pressure-vaccum machine Download PDFInfo
- Publication number
- CN201076419Y CN201076419Y CNU2007200396076U CN200720039607U CN201076419Y CN 201076419 Y CN201076419 Y CN 201076419Y CN U2007200396076 U CNU2007200396076 U CN U2007200396076U CN 200720039607 U CN200720039607 U CN 200720039607U CN 201076419 Y CN201076419 Y CN 201076419Y
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- China
- Prior art keywords
- blower
- aspiration channel
- air
- host shell
- motor
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- Expired - Lifetime
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Abstract
The utility model relates to a portable blowing and absorbing machine which is executed by single hand operations and comprises a main body shell, a motor which is arranged in the shell, a fan which is driven to rotate by the motor, a switch which controls the motor to rotate, a tuyere pipe and an air absorbing pipe which are connected with the main body shell, wherein an opening is arranged on the blast pipe, an air volume regulating device is movably supported on the opening position of the blast pipe, an air outlet guiding device is arranged between the blast pipe and the air absorbing pipe, the air outlet guiding device is used to guide air flows which are distributed and escaped form the opening when the air volume is regulated, thereby the flowing direction of the air flows can be corresponded with the air outlet direction of the blast pipe, the air flows can be prevented from blowing dust to users, and simutaniously the air blowing effect is also enhanced.
Description
Technical field
The utility model relates to a kind of hand-hold operating apparatus, especially a kind of portable blower.
Background technology
The Chinese patent notification number is that the patent specification of CN2506691Y has disclosed a kind of blower of regulating the blowing air quantity that is provided with, this blower is provided with opening in the bottom of blower, the blowing volume adjusting apparatus is located at this opening, this volume adjusting apparatus comprises a knob and air door, this knob and air door are in axial perpendicular rotatable being installed on the blower of direction of blower, the position of rotation knob adjustable damper, thereby make opening on the blower be in standard-sized sheet, partially open or the state of full cut-off, thereby played the effect of regulating the blowing air quantity by shunting.
The volume adjusting apparatus of above-mentioned blower can be regulated the air-out air quantity of blower under the blowing pattern, but has certain wind speed in the air quantity that distributes from the blower lower openings, be easy to the lighter foreign material such as dirt bits on ground are blowed to the user, thus fuzzy its sight line or interior unhealthful by direct suction body.
The utility model content
For overcoming the deficiencies in the prior art, the utility model provides a kind of air quantity that can carry out to regulate, and can avoid foreign material are blowed to user's blower again.
Another purpose of the present utility model provides that a kind of structure is light and handy, easy to assembly, performance safety, the blower that conveniently stores.
The utility model is achieved in that a kind of blower, comprise host shell, be arranged at the motor in the housing, drive the fan of rotation by motor, the switch of control motor rotation, the blower that is connected with host shell, aspiration channel, described blower is provided with opening, described blower in the aperture position movable supporting one volume adjusting apparatus, one air-out guider is set between blower and aspiration channel, and described air-out guider is used for distinguished and admirable guiding of overflowing from open split when air quantity is regulated.
Described blower is fixedlyed connected with aspiration channel, and described opening is positioned on the upside tube wall of blower; Described volume adjusting apparatus is the annular element that is provided with the grid opening, on the rotatable outer wall that is supported in blower; Described blower is positioned at the below of aspiration channel, and aspiration channel is consistent with the bearing of trend of blower; Described air-out guider comprises the plate washer that is connected in the aspiration channel downside, and the guide panel between baffle plate.
Be provided with safety interlock mechanism between described aspiration channel and the host shell, described blower is connected with aspiration channel and host shell are detachable; Described aspiration channel is provided with the main part that extends along a longitudinal axis, and is angle with axis kink is set, and the development length of blower is concordant with the crooked place of aspiration channel; First connecting portion that has connected operating grip on the described host shell has connected second connecting portion of operating grip on the described blower; The main part of described aspiration channel and kink angle are set to the obtuse angle.
Compared with prior art, the beneficial effects of the utility model: owing to above the blower opening, be provided with distinguished and admirable guider, make the air quantity of in blowing air quantity adjustment process, overflowing flow at the effect lower edge of guider spigot surface from the blower open split, thereby make its flow direction consistent with the blower air-out direction, avoid distinguished and admirable the dirt bits are blowed to the user, also strengthened the blowing effect simultaneously.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is the front view of the utility model blower.
Fig. 2 is the cutaway view of the utility model blower along main apparent direction.
Fig. 3 A be according to Fig. 1 along A-A direction cutaway view, this moment, the air quantity governor motion was in closed condition.
Fig. 3 B be according to Fig. 1 along A-A direction cutaway view, this moment, the air quantity governor motion was in adjustment state.
Fig. 4 is according to the local enlarged diagram during safety interlock mechanism engagement among Fig. 2.
The schematic diagram of safety interlock mechanism original state when Fig. 4 A is the pressure-vaccum annex of the utility model blower and host shell released state.
Fig. 4 B is the schematic diagram of the pressure-vaccum annex of the utility model blower safety interlock mechanism when being installed and connected in host shell.
Fig. 4 C is the pressure-vaccum annex of the utility model blower switch triggering view when being installed and connected in host shell.
Cutaway view when Fig. 5 is the utility model blower host shell and pressure-vaccum annex released state.
Fig. 6 A is the utility model blower manual schematic diagram of operator fill order under suction condition.
Fig. 6 B is the utility model blower manual schematic diagram of operator fill order under the air blowing state.
Wherein: 1, blower 10, pressure-vaccum annex 20, safety interlock mechanism
2, host shell 11, aspiration channel 21, trigger mechanism
2a, motor shell 11a, air inlet 21a, contact
2b, volute 12, blower 21b, stop portion
3, motor 12a, air outlet 21c, stop portion
4, fan 13, grid opening 22, slide block
5, operating grip 14a, main part 22a, convex shoulder
5a, the first connecting portion 14b, kink 22b, stop portion
5b, second connecting portion 15, dust outlet tube 23, spring
6, lead 16, volume adjusting apparatus 24, locking mechanism
7, switch 17, pressure-vaccum switching mechanism 24a, press section
8, opening 17a, control knob 24b, hook
9, air-out guider 17b, adjusting turnover panel 25, spring
9a, spigot surface 19, engaging piece X1 (X2), connecting portion axial line
9b, side plate washer β, bending angle Y, axle center of motor line
9c, lagging
The specific embodiment
The utility model has come out with the manual portable blower of a kind of fill order, this pressure-vaccum function is changed between air blowing and air-breathing two kinds of different mode of operations, the operator only need just can realize the pressure-vaccum conversion fast by regulating simply, apace, also can be easily fan and volute be cleared up and safeguarded, and can guarantee that blower can both carry out work blowing, inhale under the mode of operation under safe condition, and it is very convenient to assemble, and structure is light and handy, and is simple to operate.
Referring to Fig. 1, shown in Figure 2, blower 1 is provided with host shell 2, it comprises motor shell 2a that holds motor 3 and the volute 2b that holds fan 4, the impeller of fan 4 has the function of pulverizing to leaf under the rotation at a high speed, motor shell 2a is fixedlyed connected with volute 2b, the rear end of motor shell 2a connects the lead 6 that promising motor 3 provides power supply, and the lower end of volute 6 has connected a dust outlet tube 15, and fan 4 can rotate and produce the pressure-vaccum air-flow at a high speed in volute 2b under the driving effect of motor 3; Pressure-vaccum annex 10 removably connects with host shell 2 by a safety interlock mechanism 20, and pressure-vaccum annex 10 comprises aspiration channel 11 and blower 12, the air inlet 11a that is provided with of aspiration channel 11 wherein, and blower 12 is provided with air outlet 12a; The first connecting portion 5a that has connected operating grip 5 on the host shell 2, connect the second connecting portion 5b that is provided with operating grip 5 on the pressure-vaccum annex 10, the first connecting portion 5a is positioned at the top of host shell 2, the second connecting portion 5b is positioned at the top of pressure-vaccum annex 10, when pressure-vaccum annex 10 was connected in host shell 2, two connecting portions were combined into complete operating grip 5.
Be close to the pressure-vaccum switching mechanism 17 of the position setting of dust outlet tube 15 on the main body housing 2, it comprises the control knob 17a that host shell 2 outsides are set, and the adjusting turnover panel 17b that is positioned at host shell 2 inside, the operator is as long as regulate control 17a according to the direction indication that marks, just can make blower blow with the different mode of operation of suction between change.Rotation is regulated turnover panel 17b to solid line position shown in Figure 2, blower 1 is in the blown work pattern, under the high speed rotation of fan 4, the inspiratory airflow of generation shown in arrow among Fig. 2 enters aspiration channel 11 by the air inlet 11a of aspiration channel 11, the air-flow that sucks is admitted to blower 12 behind fan 4, blow out in air outlet 12a at last; In order to embody the air velocity that blows out from air outlet 12a under the blow mode, the cross section setting of air outlet 12a is far smaller than the cross section of air inlet 11a usually, and the cross section of blower 11 has a process of successively decreasing gradually along its bearing of trend; Rotation is regulated turnover panel 17b to dotted line position shown in Figure 2, and blower 1 is in air-breathing mode, and branches and leaves, dust are same as air inlet together with charge air flow one and are inhaled into aspiration channel 11, after the impeller of fan 4 is admitted to dust leg 15 after pulverizing.
In the preferred embodiment of the present utility model, aspiration channel 11 is fixedlyed connected with blower 12, and blower 12 is positioned at the downside of aspiration channel 11; When blower is in running order, pressure-vaccum annex 10 is connected in host shell 2, aspiration channel 11 extends to fuselage one side with blower 12, and its bearing of trend almost parallel, and the bearing of trend approximate vertical of the bearing of trend of dust outlet tube 15 and aspiration channel 11 and blower 12; Aspiration channel 11 is provided with a main part 14a along the longitudinal axis extension in bearing of trend, and be the kink 14b that angle beta is provided with the aspiration channel longitudinal axis, the setting of this angle beta is advisable with the obtuse angle between 90 to 180 degree, and the scope that is provided with of the development length of kink 14b is between the 5mm to 1m; The development length of blower 12 is big, and the aspiration channel 11 that is arranged so that of kink 14b is satisfying under the condition of safe length to roughly concordant with the crooked place of aspiration channel 11, and the whole development length of aspiration channel 11 has reduced, and therefore the weight of complete machine also alleviate; For the blower that aspiration channel is straight tube, the position of centre of gravity of this blower is come to lower, and arm can freely stretch when the user operated in the singlehanded dust suction of the following execution of erectility, operated also more apparent light; The air inlet 11a of aspiration channel 11 kink 14b is near ground at this moment, and the air inlet 11a of its kink 14b and the air outlet 12a of blower 12 remain in same horizontal plane substantially, need the place of dust suction for some as waiting privileged sites under the seat, user's easily complete operation of just need not bending over, and the drifting dust effect further improves.The top of blower 12 is provided with tube wall opening 8, blower 12 near tube wall opening 8 positions is provided with a wind-speed adjusting device 16, be used under the blowing pattern, regulating the wind speed that blows out from air outlet 12a, also be provided with an air-out guider 9 between aspiration channel and the blower 12, be used to guide the flow direction of the air-flow of overflowing from tube wall opening 8, make its blurred vision or be inhaled in the body in order to avoid air escape blows to the user with the dirt bits.
Referring to Fig. 2, shown in Figure 5, the axial line X2 of the axial line X1 of the first connecting portion 5a and the second connecting portion 5b and axle center of motor line Y are positioned at same plane, the bearing of trend of operating grip 5 is consistent with the bearing of trend of pressure-vaccum annex 10 again simultaneously, it is longer that the length of the first connecting portion 5a is provided with the relative second connecting portion 5b, the such setting of the first connecting portion 5a length is to make things convenient for the user no matter blowing, or blow under the mode of operation can fill order's hand operated, for the user of different heights, can select to be fit to the grip position of oneself from the first connecting portion 5a, thereby grasp the center of gravity of blower, it is more light that feasible operation becomes, and the second connecting portion 5b is mainly used in pressure-vaccum annex 10 gripped from main body shell 2 dismounting or when being installed and connected in main body shell 2.
Shown in Fig. 3 A, Fig. 3 B, this wind-speed adjusting device 16 is one to be provided with the ring bodies of grid opening 13, this ring bodies rotatably is supported on the outer wall of blower 12, when needs are regulated the blowing wind speed of blower, regulate cue mark rotation ring bodies according to the air quantity of illustrating among Fig. 1 and make its grid opening 13 and tube wall opening 8 whole crossovers or part crossovers, the part air-flow can be overflowed from grid opening 13 by tube wall opening 8, thereby regulates the air-out velocity magnitude that blows out from blowing mouth 12a; Guider 9 comprises the spigot surface 9a that is arranged at 11 times tube walls of aspiration channel, be positioned at directly over the tube wall opening 8 and be distributed in the side plate washer 9b of spigot surface 9a both sides, and the lagging 9c that is positioned at air quantity guider 9 rear sides shown in Fig. 2, the air-flow of overflowing from grid opening 13 is subjected to stopping of lagging 9c and both sides plate washer 9b, flow to blower 12 bearing of trends along spigot surface 9a, thereby make its flow direction consistent with the blower air-out direction, avoid distinguished and admirable the dirt bits are blowed to the user, also strengthened the blowing effect simultaneously.When not needing to dry the air quantity adjusting, only need by rotation wind-speed adjusting device 16, make its grid opening 13 and 8 dislocation of tube wall opening, this moment, tube wall opening 8 was sealed effectively by the ring bodies of wind-speed adjusting device 16.
With reference to Fig. 4, shown in Figure 5, be provided with the switch 7 that is used to control motor in the host shell, and safety interlock mechanism 20, it comprises the flip flop equipment 21 that relative handle 5 slides and is provided with, the top of this flip flop equipment 21 protrudes in the upper surface of the handle first connecting portion 5a housing, make things convenient for user's direction shown in arrow among Fig. 4 to slide to the second place shown in the solid line and control flip flop equipment 21 from the primary importance shown in the dotted line, this flip flop equipment 21 comprises contact 21a and 21bc of stop portion and the 21c of stop portion that is used for trigger switch 7, an and locking mechanism 24, this locking mechanism 24 is provided with the press section 24a that protrudes in handle housing, and be used for hook 24b with pressure-vaccum annex 10 engagement, the lower end of locking mechanism 24 is provided with a spring 25, this spring 25 can make locking mechanism 24 move up and down in host shell under the 24a application of force effect of press section, an and slide block 22, the upper end of slide block 22 is provided with a 22b of stop portion, and the middle part is provided with a convex shoulder 22a, and the lower end of slide block 22 is provided with a spring 23 equally; The position that the aspiration channel 11 of pressure-vaccum annex 10 is connected with host shell 2 is provided with an overhanging briquetting 18, and the inboard of overhanging briquetting 18 is provided with one and is used for the engaging piece 19 that is connected with hook 24b.
Shown in Fig. 4 A, when pressure-vaccum annex 10 and main body housing 2 are separated, slide block 22 is being under the supporting role of spring 23 under the original state, and the slide block 22 stop portion 22b sides of this moment and the 21b of stop portion of flip flop equipment 21 offset, and have stoped the slip of flip flop equipment 21; This moment can be by forcing in locking mechanism 24 press section 24a downwards to overcome spring 25 elastic forces, locking mechanism 24 is moved down in host shell, when locking mechanism 24 was in the position that moves down, the hook 24b of locking mechanism 24 can be meshed with the engaging piece 19 of pressure-vaccum annex 10 easily and be connected.
In conjunction with reference to shown in Fig. 4 and Fig. 4 B, when pressure-vaccum annex 10 is installed and connected in host shell 2, the overhanging briquetting 18 of pressure-vaccum annex 10 stretches in the host shell 2, just in time the convex shoulder 22a with slide block 22 interacts, convex shoulder 22a is subjected to the driving of overhanging briquetting 18, impel slide block 22 to overcome the elastic force of spring 23 to lower slider, the 22b of stop portion of slide block 22 and the 21b of stop portion of flip flop equipment 21 throw off mutually at this moment, and then allow flip flop equipment 21 to press the slip of the direction shown in the arrow among the figure by primary importance, thereby actuatable switches 7 starter motors 3, have only when the pressure-vaccum annex is connected in host shell flip flop equipment 21 ability touch switch; Shown in Fig. 4 C, when flip flop equipment 21 moves to the second place, this moment flip flop equipment 21 contact 21a actuatable switches 7, the 21c of stop portion of flip flop equipment 21 be positioned at locking mechanism 24 press section 24a under, stoped locking mechanism 24 to move down, the hook 24b of locking mechanism 24 and the engaging piece 19 of pressure-vaccum annex 10 are in the engagement lock-out state at this moment, and, as long as when switch 7 is in the triggering state, pressure-vaccum annex 10 just can't be from host shell 2 dismountings, avoid dropping from host shell 2 when the duty because of the pressure-vaccum annex, and make the fan 4 of rotation at a high speed hurt the user, so just guaranteed the safety of blower 1 under the state of motor 3 startup work.Wherein, the inclined-plane is arranged in the upper surface of the 22b of stop portion of slide block 22, be to consider the operator just in case carry out maloperation, promptly not according to normal dismounting mode, earlier flip flop equipment is moved to the primary importance of non-triggering state, and then press locking device 24, take off pressure-vaccum annex 10, and be to use rough power directly pressure-vaccum annex 10 to be dismantled from host shell 2, this moment, slide block 22 meetings upwards be lifted under the effect of spring 23, the 21b of stop portion that the stop portion 22b inclined-plane of slide block 22 will promote trigger mechanism 21 moves to the primary importance of non-triggering state, thereby the work of having cut off motor has effectively kept safety.
When needs with pressure-vaccum annex 10 when host shell 2 is dismantled, as long as slide trigger device 21 is to the primary importance of non-trigger switch, the 21c of stop portion of the press section 24a of locking mechanism 24 and flip flop equipment 21 throws off at this moment, press section 24a can be pressed and move down, the hook 24b and the engaging piece 19 that are positioned at locking mechanism 24 are thrown off engagement, just can like a cork remove pressure-vaccum annex 10 as long as grip 5b by second of operating grip 5 this moment, certainly, pressure-vaccum annex 10 can be disassembled from host shell 2, also favourablely under the situation that volute 2b is stopped up by foreign material such as branches and leaves dirt bits, volute 2b is cleared up convenient maintenance and maintenance to fan 4.
Certainly, if desired, volute 2b and motor shell 2a among the utility model embodiment can make flexible connection, and the power set of drive fan 4 also can substitute with steam engine, internal combustion engine or power brick; Blower 12 also can independently be provided with aspiration channel 11, be connected with host shell respectively, also blower 12 and aspiration channel 11 can be merged the pressure-vaccum airduct that be arranged to single gas channel, and be provided with the main part that extends longitudinally and be the kink that angle is provided with main part in this pressure-vaccum airduct; The above-mentioned pressure-vaccum airduct or the kink body of aspiration channel 12 can be arranged to the body of flat, cylindrical, taper, trapezoidal or any suitable bending.
Shown in Fig. 6 A, the operator is hold by one hand the blower handle and carries out dust suction work, because the position of centre of gravity of blower is come to relatively low, the arm of operation holding operation handle 5 keeps vertical substantially, the air inlet 11a that is positioned at sweep-up pipe 11 kinks is near ground, and outside dirt bits enter sweep-up pipe with charge air flow, are sent into dust bag by fan at last, operating process is very light, and pick-up performance also is improved; Shown in Fig. 6 B, the operator is hold by one hand the blower handle and carries out drifting dust work, before the relative dust suction state of the grip position of operator on operating grip 5 is wanted a bit, the position of centre of gravity of blower is elevated, this moment, operator's arm still kept vertical substantially, the air blowing air-flow blows out from the air outlet 12a of blower 12, is used for dirt bits are blown holding together gather heap, operates to seem free and relaxed.
Claims (10)
1. blower, comprise host shell (2), be arranged at the motor (3) in the housing, drive the fan (4) of rotation by motor, the switch (7) of control motor rotation, the blower that is connected with host shell (11), aspiration channel (12), described blower is provided with opening (8), it is characterized in that: be provided with a volume adjusting apparatus (16) on the described blower, a distinguished and admirable air-out guider (9) that leads that is used for the open split effusion is set between described blower and the aspiration channel.
2. blower according to claim 1 is characterized in that: described blower (12) is fixedlyed connected with aspiration channel (11), and described opening (8) is positioned at the upside tube wall of blower.
3. blower according to claim 1 is characterized in that: described volume adjusting apparatus (16) is for being provided with the annular element of grid opening (13), and described annular element is rotatable to be supported on the outer wall of blower.
4. blower according to claim 1 is characterized in that: described blower (12) is positioned at the below of aspiration channel (11), and aspiration channel is consistent with the bearing of trend of blower.
5. blower according to claim 4 is characterized in that: described air-out guider (9) comprises the plate washer (9a) that is connected in aspiration channel (12) downside, and the guide panel between baffle plate (9b).
6. blower according to claim 4 is characterized in that: be provided with safety interlock mechanism (20) between described aspiration channel (11) and the host shell (2), described aspiration channel (11) and detachable connection of host shell (2).
7. blower according to claim 4, it is characterized in that: described aspiration channel (11) is provided with the main part (14a) that extends along a longitudinal axis, and be angle with axis kink (14b) is set, the development length of described blower (12) is concordant with the crooked place of aspiration channel.
8. blower according to claim 6 is characterized in that: connected first connecting portion (5a) of operating grip (5) on the described host shell (2), connected second connecting portion (5b) of operating grip on the described aspiration channel.
9. blower according to claim 7 is characterized in that: the main part of described aspiration channel (14a) is set to the obtuse angle with kink (14b) angle (β).
10. blower according to claim 7 is characterized in that: the length of described kink is provided with scope between 5mm to 1m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200396076U CN201076419Y (en) | 2007-06-14 | 2007-06-14 | Pressure-vaccum machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200396076U CN201076419Y (en) | 2007-06-14 | 2007-06-14 | Pressure-vaccum machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201076419Y true CN201076419Y (en) | 2008-06-25 |
Family
ID=39568469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200396076U Expired - Lifetime CN201076419Y (en) | 2007-06-14 | 2007-06-14 | Pressure-vaccum machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201076419Y (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102941202A (en) * | 2012-11-27 | 2013-02-27 | 康力电梯股份有限公司 | Blow pipe for air compressor |
| CN103046502A (en) * | 2011-10-17 | 2013-04-17 | 苏州宝时得电动工具有限公司 | Blowing-suction machine and dust discharging accessory thereof |
| CN103191891A (en) * | 2013-04-15 | 2013-07-10 | 陈吉堃 | Solar photovoltaic power station cleaning device |
| CN105798017A (en) * | 2016-05-30 | 2016-07-27 | 苏州速腾电子科技有限公司 | Handheld cleaning equipment |
| CN106012938A (en) * | 2016-07-28 | 2016-10-12 | 丹阳市亚力车业有限公司 | Multifunctional street sweeper truck fan |
| CN106361220A (en) * | 2015-07-22 | 2017-02-01 | 科沃斯机器人股份有限公司 | Ground brush and dust collector |
| CN107419684A (en) * | 2017-05-19 | 2017-12-01 | 浙江亚特电器有限公司 | A kind of blower |
| WO2017211002A1 (en) * | 2016-06-11 | 2017-12-14 | 杨越 | Portable blowing-suction machine |
| WO2017211001A1 (en) * | 2016-06-11 | 2017-12-14 | 杨越 | Blowing-suction machine |
| CN107724308A (en) * | 2016-08-10 | 2018-02-23 | 苏州宝时得电动工具有限公司 | Hair-dryer |
| CN109604258A (en) * | 2018-11-30 | 2019-04-12 | 徐州中森智能装备有限公司 | A kind of blowing device suitable for gardens pruning |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103046502A (en) * | 2011-10-17 | 2013-04-17 | 苏州宝时得电动工具有限公司 | Blowing-suction machine and dust discharging accessory thereof |
| CN103046502B (en) * | 2011-10-17 | 2015-12-09 | 苏州宝时得电动工具有限公司 | Blower and dust discharge annex thereof |
| CN102941202A (en) * | 2012-11-27 | 2013-02-27 | 康力电梯股份有限公司 | Blow pipe for air compressor |
| CN103191891A (en) * | 2013-04-15 | 2013-07-10 | 陈吉堃 | Solar photovoltaic power station cleaning device |
| CN106361220A (en) * | 2015-07-22 | 2017-02-01 | 科沃斯机器人股份有限公司 | Ground brush and dust collector |
| CN105798017A (en) * | 2016-05-30 | 2016-07-27 | 苏州速腾电子科技有限公司 | Handheld cleaning equipment |
| CN105798017B (en) * | 2016-05-30 | 2018-06-22 | 苏州速腾电子科技有限公司 | Cyclonic separating apparatus |
| WO2017211002A1 (en) * | 2016-06-11 | 2017-12-14 | 杨越 | Portable blowing-suction machine |
| WO2017211001A1 (en) * | 2016-06-11 | 2017-12-14 | 杨越 | Blowing-suction machine |
| CN106012938A (en) * | 2016-07-28 | 2016-10-12 | 丹阳市亚力车业有限公司 | Multifunctional street sweeper truck fan |
| CN107724308A (en) * | 2016-08-10 | 2018-02-23 | 苏州宝时得电动工具有限公司 | Hair-dryer |
| CN107419684A (en) * | 2017-05-19 | 2017-12-01 | 浙江亚特电器有限公司 | A kind of blower |
| CN107419684B (en) * | 2017-05-19 | 2023-05-02 | 浙江亚特电器股份有限公司 | Blowing and sucking machine |
| CN109604258A (en) * | 2018-11-30 | 2019-04-12 | 徐州中森智能装备有限公司 | A kind of blowing device suitable for gardens pruning |
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