CN205625805U - Novel hand vacuum cleaner - Google Patents
Novel hand vacuum cleaner Download PDFInfo
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- CN205625805U CN205625805U CN201620323070.5U CN201620323070U CN205625805U CN 205625805 U CN205625805 U CN 205625805U CN 201620323070 U CN201620323070 U CN 201620323070U CN 205625805 U CN205625805 U CN 205625805U
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- air inlet
- inlet pipe
- negative pressure
- battery bag
- vacuum cleaner
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Abstract
The utility model relates to a novel hand vacuum cleaner, including the dust catcher main part, the dust catcher main part includes the intake pipe, whirlwind separator, suction unit, battery package and handle, suction unit includes the motor, an impeller subassembly and a housing that is used for installing the impeller subassembly, produce a negative pressure cavity by rotating impeller in the housing, whirlwind separator has whirlwind separation bucket, the inside of whirlwind separation bucket has the whirlwind separation chamber, an air inlet pipe, whirlwind separation chamber and negative pressure cavity communicate formation in proper order and supply dusty airflow to flow in the air flow path in the negative pressure cavity, the dust catcher main part still includes air duct, air duct have into, the exit end, the entry end is linked together with battery package atmosphere on every side, the exit end is linked together with air flow path. Through setting up air duct for atmosphere around the battery package can form strong convection around the battery package before flowing in air duct through the entry end, thereby it can in time be taken away by the atmosphere that flows to make the battery contract for fixed output quotas living heat.
Description
Technical field
This utility model relates to field of vacuum cleaners.
Background technology
Vacuum cleaner is a kind of common household cleaning electrical equipment, is widely used.Vacuum cleaner has a class cordless hand-held formula vacuum cleaner, such vacuum cleaner use direct current generator as driving means, operationally, can be by the battery bag of charging Reusability as the power supply of direct current generator by one.At present, as the direct current generator of vacuum cleaner, generally its rotating speed at least to reach 20000 revs/min, and some efficient direct current motor even to reach more than 50000 revs/min.
And be the battery bags that rechargeable battery bag typically rated voltage is 12V, 14.4V or 18V etc. powered of these direct current generators, these battery bags are operationally, job requirement due to direct current generator to be met, persistently use set of cells can produce the biggest heat, these heats are not as shed in time, the recycling number of times of set of cells will be affected, result even in set of cells and damage, thus impact is with the normal use of the hand held cleaner of this type.
Utility model content
In order to solve above-mentioned technical problem, the purpose of this utility model is to provide a kind of novel hand-held vacuum cleaner that can the most persistently use.
nullIn order to realize the purpose of above-mentioned utility model，This utility model adopts the following technical scheme that a kind of novel hand-held vacuum cleaner，Including a main body of dust collector，Described main body of dust collector includes an air inlet pipe、One cyclone separator being connected with described air inlet pipe、One for producing the pump unit of vacuum force、The handle that the one battery bag and being used as power supply can be grasped by user during the use of described hand held cleaner，Described pump unit includes a motor、One is used for installing the case of described impeller assembly by the impeller assembly and of described motor-driven rotation，Described casing interior is produced a negative pressure cavity by the rotation of described impeller，There is on described case air inlet and the air outlet of a described negative pressure cavity of connection，Described cyclone separator has a cyclonic separation bucket，The inside of described cyclonic separation bucket has a cyclone separating chamber，Described air inlet pipe、Cyclone separating chamber and negative pressure cavity are sequentially communicated formation one and are flowed into the current path in described negative pressure cavity for dust-contained airflow，Described main body of dust collector also includes at least one air duct，Described air duct has at least one arrival end and a port of export，The arrival end of described air duct is connected with the air around described battery bag、The port of export is connected with described current path.
In technique scheme, it is preferred that the other end of described air duct is communicated in described negative pressure cavity.
In technique scheme, it is preferred that described pump unit is disposed adjacent with described battery bag.
In technique scheme, preferably, the leading section of described air inlet pipe has an air inlet, described air inlet pipe has a longitudinal centre line running through described air inlet, described cyclone separator has a cyclonic separation bucket, described cyclonic separation bucket has a rotation centerline, and described longitudinal centre line is paralleled with described rotation centerline.
In technique scheme, preferably, described main body of dust collector also includes a matrix, described handle is arranged on the upside of described matrix and is positioned at the rear of described air inlet pipe, described cyclone separator, described pump unit and described battery bag are respectively positioned on the downside of described matrix, the rear of the described described cyclone separator in pump unit position, described battery bag is positioned at the rear of described vacuum source.
In technique scheme, it is preferred that described hand held cleaner also include one can on to be cleaned the suction nozzle and of movement for connecting the dust suction hard tube of described suction nozzle and air inlet pipe.
In technique scheme, preferably, described hand held cleaner also includes a swivel, described swivel can along the longitudinal direction and/or left and right directions is rotatably arranged on described suction nozzle, described dust suction hard tube has a bottom and a upper end, the bottom of described dust suction hard tube can be connected with described swivel, and the bottom of described dust suction hard tube can the air inlet pipe described in be connected
This utility model compared with prior art obtains following beneficial effect: by arranging the air duct of a connection " negative pressure cavity " on main body of dust collector, make the air around battery bag can be before being flowed into air duct through arrival end, strong convection is formed around battery bag, the air that raw heat can be flowed so that battery is contracted for fixed output quotas is taken away in time, therefore, the program can be good at battery bag is dispelled the heat except, and ensure that this novel hand-held vacuum cleaner normally uses.
Accompanying drawing explanation
Accompanying drawing 1 is the schematic perspective view of hand held cleaner of the present utility model；
Accompanying drawing 2 is the schematic perspective view of main body of dust collector of the present utility model；
Accompanying drawing 3 is hand held cleaner of the present utility model schematic diagram of movement on normal ground；
Accompanying drawing 4 is hand held cleaner of the present utility model schematic diagram of movement on short ground；
Accompanying drawing 5 is the cross-sectional schematic of main body of dust collector of the present utility model；
Accompanying drawing 6 is cyclone separator of the present utility model schematic diagram of the first locking mechanism when being in installation site；
Accompanying drawing 7 is schematic diagram when being unlocked of the first locking mechanism in accompanying drawing 6；
Accompanying drawing 8 is the battery bag of the present utility model schematic diagram time the second locking mechanism is in the locked position when being in installation site；
Accompanying drawing 9 is schematic diagram when being unlocked of the second locking mechanism in accompanying drawing 8；
Accompanying drawing 10 is the schematic diagram at air duct of the present utility model；
Wherein: 100, hand held cleaner；10, main body of dust collector；11, matrix；111, guide rail；12, handle；121, first end；122, the second end；123, horizontal grip part；1231, centrage；124, upright grip part；1241, centrage；13, air inlet pipe；131, air inlet；132, longitudinal centre line；133, gas outlet；14, cyclone separator；141, cyclonic separation bucket；1411, rotation centerline；142, cyclone separating chamber；143, dust barrel lid；144, latching device；145, the first locking mechanism；1453, spring；1451, the first latch hook；1452, the second latch hook；15, pump unit；151, motor；152, impeller assembly；153, case；154, negative pressure cavity；155, air inlet；156, air outlet；157, shell；16, battery bag；161, the second locking mechanism；1611, locked groove；1612, lock pin；1613, unlock piece；1614, spring；
162, bottom surface；163, ejecting mechanism；1631, movable block；1632, spring；17, air duct；171, arrival end；172, the port of export；20, dust suction hard tube；21, upper end；22, bottom；30, swivel；40, suction nozzle.
Detailed description of the invention
By describing the technology contents of utility model, structural feature in detail, being reached purpose and effect, below in conjunction with embodiment and coordinate accompanying drawing to be described in detail.
Fig. 1 shows a kind of hand held cleaner 100, and this hand held cleaner 100 includes superposed main body of dust collector 10, dust suction hard tube 20, swivel 30 and a suction nozzle 40.The suction port (not shown) that the bottom of suction nozzle 30 is provided with towards ground can move on ground to be cleaned, and swivel 30 is rotatably installed in the rear portion of suction nozzle 40.Dust suction hard tube 20 is an elongated hard tube, it is usually plastic rigid pipe or the metal tube of injection mo(u)lding, dust suction hard tube 20 has upper end 21 and bottom 22, and what its bottom 22 can be dismantled be connected on swivel 30, upper end can be dismantled is arranged on main body of dust collector 10.Additionally, for the ease of the use of user, dust suction hard tube 20 can be a hard tube with Telescopic.
As in figure 2 it is shown, main body of dust collector 10, including a matrix 11, matrix 11 is provided with leader 12, air inlet pipe 13, cyclone separator 14, pump unit 15 and battery bag 16.Handle 12 and air inlet pipe 13 are arranged on above matrix 11, and cyclone separator 14, pump unit 15 and battery bag 16 are arranged on below matrix 11.Handle 12 is positioned at the rear of air inlet pipe 13, and cyclone separator 14, pump unit 15 and battery bag 16 are arranged in order along the longitudinal direction.In this example, handle 12 and matrix 11 integrated injection molding, handle 12 has first end 121 and the second end 122, first end 121 connects with the rearward end of air inlet pipe 13, the second end 122 connects with the rearward end of matrix 11, i.e. handle 12 strides across pump unit 15 between air inlet pipe 13 and battery bag 16 and from upper lateral.Handle 12 there is before first end 121 and the second end 122 horizontal grip part 123 and upright grip part 124, horizontal grip part 123 is near air inlet pipe 13, upright grip part 124 is near the second end 122, and horizontal grip part 123 is protruding upward in the upper surface of air inlet pipe 13.The centrage 1231 of horizontal grip part 123 and the centrage 1241 of upright grip part 124 are in the angle α being less than or equal to 150 degree more than or equal to 90 degree.When clearing up common ground, as it is shown on figure 3, staff to need to be held in upright grip part 124 the most convenient.When being used for needing clearing up at the bottom of table or during sofa, as shown in Figure 4, it is the most comfortable that staff is held in horizontal grip part 123.
As it is shown in figure 5, the leading section of air inlet pipe 13 has an air inlet 131, air inlet pipe 13 has a longitudinal centre line 132, and this longitudinal centre line 132 is arranged along the longitudinal direction through air inlet 131, longitudinal centre line 132, and whole air inlet pipe 13 couches above matrix 11.The lower end of air inlet pipe 13 is provided with a gas outlet 133 near the position at rear portion, and the oral area of gas outlet 133 is down.Longitudinal centre line 122 is almost parallel with the centrage of horizontal grip part 123, in the angle β between 30 °-90 ° between the centrage 1241 of longitudinal centre line 122 and upright grip part 124.Cyclone separator 14 includes a cyclonic separation bucket 141, and cyclonic separation bucket 141 has a rotation centerline 1411.Rotation centerline 1411 is arranged along the longitudinal direction, and rotation centerline 1411 is paralleled with the longitudinal centre line 132 of air inlet pipe 121.Cyclonic separation bucket 141 is internal has a cyclone separating chamber 142, the leading section of cyclonic separation bucket 141 has a dust barrel lid 143, this dust barrel lid 143 is fixed on the outer side surface of cyclonic separation bucket 141 by a latching device 144, and dust barrel lid 143 is substantially flush with air inlet 133.What cyclone separator 14 can be dismantled is arranged on matrix 11 and is positioned at the underface of air inlet pipe 131, gas dust separating arrangement 14 has an installation site fixed with matrix 11, has one for the first locking mechanism 145 being limited in installation site by gas dust separating arrangement 14 between gas dust separating arrangement 14 and matrix 11.Pump unit 15 is used for producing vacuum force, the motor 151, one that pump unit 15 includes a shell 157, be arranged in shell 157 is driven the impeller assembly 152 of rotation by motor 151, for installing the case 153 of impeller assembly 152, form a negative pressure cavity 154 due to the effect of impeller assembly 152 in case 153, case 153 has air inlet 155 and the air outlet 156 being communicated to negative pressure cavity 154.When cyclone separator 14 is arranged on matrix 11, when air inlet 155 is connected with the cyclone separating chamber 142 in cyclone separator 14, air inlet pipe 11, cyclone separating chamber 142 and negative pressure cavity 154 are sequentially communicated and form a current path being flowed into negative pressure cavity 154 for dust-contained airflow.Battery bag 16 is a reusable rechargeable battery bag, and it enables to hand held cleaner and is used for multiple times.Battery bag 16 has an installation site fixed with matrix 11, and base portion 11 is provided with the guide rail 111 that an edge front and back extends, and battery bag 16 can slide along guide rail 111.Battery bag 16 can move to installation site when sliding along guide rail 11 and remove from installed position.One is had for the second locking mechanism 161 being limited in installation site by battery bag 16 between battery bag 16 and matrix 11.When battery bag 16 is positioned at installation site, most of outer surface of battery bag 16 is the most exposed in the external world, and the rearward end of battery bag 16 is substantially flush with the rear end face of matrix 11, and the leading section 162 of battery bag 16 contacts with the part enclosure 157 of pump unit 15.
As shown in Figure 6, first locking mechanism 145 includes the first latch hook 1451 being supported on matrix 1 by a spring 145, the second latch hook 1452 being arranged on the wall of cyclonic separation bucket 141 periphery, when two latch hooks are hooked in together, gas dust separating arrangement 14 is limited on matrix 11.As it is shown in fig. 7, make it move inward a position when pressing the first latch hook 1451 to inner side, the second latch hook 1452 disengages with the first latch hook 1451, and gas dust separating arrangement 14 can remove from matrix 11.
As shown in Figure 8, second locking mechanism 161 includes lock pin 1612 and the unlock piece 1613 that lock pin 1612 can be driven to skid off from locked groove 1611 that a locked groove 1611, can be inserted in locked groove 1611, locked groove 1611 is arranged on the outer surface of battery bag 16, lock pin 1612 is supported on matrix 11 by a spring 1614, and unlock piece 1613 is exposed in the external world.Body of dust collector 10 has an ejecting mechanism 162 in the also position, position, leading section 162 near battery bag, and ejecting mechanism 162 includes movable block 1631 and a spring 1632.In this example, spring 1632 one end is arranged on the shell 157 of pump unit 15, the other end is arranged on movable block 1631.When battery bag 16 is positioned at installation site, spring 1632 is in compressive state, and movable block 1631 offsets with the leading section 162 of battery bag 16.As shown in Figure 9, when socket unlock piece 1613, lock pin 1612 is skidded off from locked groove 1611, spring 1632 resets from compressive state rapidly, and spring 1632 is when compressive state resets, movable block 1631 can be driven to promote battery bag 16 to slide backward a certain distance along guide rail 111, and now battery bag is i.e. ejected, thus facilitates user to extract battery bag 16.
As shown in Figure 10, the heat radiation of battery bag 16 for convenience, main body of dust collector 10 is additionally provided with an air duct 17, air duct 17 has arrival end 171 and a port of export 172, the arrival end 171 of air duct 17 communicates with installation room 111, the port of export 172 communicates with negative pressure cavity 154, the air that the arrival end 171 of air duct 17 enables to be positioned at around battery bag 16 forms a forced convertion effect around battery bag 16, thus with the heat of battery bag 16 generation.
The hand held cleaner of this programme, in use, battery bag can flow by the air of surrounding and be dispelled the heat well, thus ensure that the service life of battery bag, and ensure that hand held cleaner can normally use.
Above-described embodiment only for technology of the present utility model design and feature are described, its object is to allow person skilled in the art will appreciate that content of the present utility model and to implement according to this, can not limit protection domain of the present utility model with this.All equivalence changes made according to this utility model spirit or modification, all should contain within protection domain of the present utility model.
Claims (7)
- null1. a novel hand-held vacuum cleaner，Including a main body of dust collector，Described main body of dust collector includes an air inlet pipe、One cyclone separator being connected with described air inlet pipe、One for producing the pump unit of vacuum force、The handle that the one battery bag and being used as power supply can be grasped by user during the use of described hand held cleaner，Described pump unit includes a motor、One is used for installing the case of described impeller assembly by the impeller assembly and of described motor-driven rotation，Described casing interior is produced a negative pressure cavity by the rotation of described impeller，There is on described case air inlet and the air outlet of a described negative pressure cavity of connection，Described cyclone separator has a cyclonic separation bucket，The inside of described cyclonic separation bucket has a cyclone separating chamber，Described air inlet pipe、Cyclone separating chamber and negative pressure cavity are sequentially communicated formation one and are flowed into the current path in described negative pressure cavity for dust-contained airflow，It is characterized in that: described main body of dust collector also includes at least one air duct，Described air duct has at least one arrival end and a port of export，The arrival end of described air duct is connected with the air around described battery bag、The port of export is connected with described current path.
- Novel hand-held vacuum cleaner the most according to claim 1, it is characterised in that: the other end of described air duct is communicated in described negative pressure cavity.
- Novel hand-held vacuum cleaner the most according to claim 1, it is characterised in that: described pump unit is disposed adjacent with described battery bag.
- Novel hand-held vacuum cleaner the most according to claim 1, it is characterized in that: the leading section of described air inlet pipe has an air inlet, described air inlet pipe has a longitudinal centre line running through described air inlet, described cyclone separator has a cyclonic separation bucket, described cyclonic separation bucket has a rotation centerline, and described longitudinal centre line is paralleled with described rotation centerline.
- Novel hand-held vacuum cleaner the most according to claim 1, it is characterized in that: described main body of dust collector also includes a matrix, described handle is arranged on the upside of described matrix and is positioned at the rear of described air inlet pipe, described cyclone separator, described pump unit and described battery bag are respectively positioned on the downside of described matrix, the rear of the described described cyclone separator in pump unit position, described battery bag is positioned at the rear of described vacuum source.
- Novel hand-held vacuum cleaner the most according to claim 1, it is characterised in that: described hand held cleaner also include one can on to be cleaned the suction nozzle and of movement for connecting the dust suction hard tube of described suction nozzle and air inlet pipe.
- Novel hand-held vacuum cleaner the most according to claim 6, it is characterized in that: described hand held cleaner also includes a swivel, described swivel can along the longitudinal direction and/or left and right directions is rotatably arranged on described suction nozzle, described dust suction hard tube has a bottom and a upper end, the bottom of described dust suction hard tube can be connected with described swivel, and the bottom of described dust suction hard tube can the air inlet pipe described in be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620323070.5U CN205625805U (en) | 2016-04-18 | 2016-04-18 | Novel hand vacuum cleaner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620323070.5U CN205625805U (en) | 2016-04-18 | 2016-04-18 | Novel hand vacuum cleaner |
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| CN205625805U true CN205625805U (en) | 2016-10-12 |
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| CN201620323070.5U Active CN205625805U (en) | 2016-04-18 | 2016-04-18 | Novel hand vacuum cleaner |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106388698A (en) * | 2016-11-29 | 2017-02-15 | 莱克电气股份有限公司 | Dust cup filter and dust collector provided with same |
| CN107802206A (en) * | 2017-11-13 | 2018-03-16 | 苏州睿梵工业设计有限公司 | Modified wireless dust collector |
| CN108209714A (en) * | 2018-03-07 | 2018-06-29 | 宁波大华电器有限公司 | A kind of hand-held cleaners of dust suction adjustable angle |
| CN108209701A (en) * | 2018-04-04 | 2018-06-29 | 小狗电器互联网科技（北京）股份有限公司 | Dust catcher and its air channel structure |
| CN109124465A (en) * | 2017-06-28 | 2019-01-04 | 苏州宝时得电动工具有限公司 | Hand held cleaner and combinations thereof part, push-down dust catcher |
| CN109124463A (en) * | 2017-06-28 | 2019-01-04 | 苏州宝时得电动工具有限公司 | Hand held cleaner and combinations thereof part, push-down dust catcher |
| CN110403516A (en) * | 2019-08-15 | 2019-11-05 | 追觅科技（天津）有限公司 | A kind of hand held cleaner convenient for battery heat dissipation |
| CN110831472A (en) * | 2017-07-06 | 2020-02-21 | 奥马克罗知识产权有限公司 | Hand-held surface cleaning device |
| CN110934533A (en) * | 2018-09-25 | 2020-03-31 | 添可智能科技有限公司 | Hand-held cleaning device |
| CN110996737A (en) * | 2017-06-19 | 2020-04-10 | 创科（澳门离岸商业服务）有限公司 | Surface cleaning apparatus |
| WO2020244272A1 (en) * | 2019-06-04 | 2020-12-10 | 莱克电气股份有限公司 | Handheld cleaning device |
| US20210045596A1 (en) * | 2019-08-15 | 2021-02-18 | Omachron Intellectual Property Inc. | Handheld surface cleaning apparatus |
| CN113520211A (en) * | 2020-04-13 | 2021-10-22 | 苏州诚河清洁设备有限公司 | Vacuum cleaner with a vacuum cleaner head |
| US11224324B2 (en) * | 2019-08-15 | 2022-01-18 | Omachron Intellectual Property Inc. | Handheld surface cleaning apparatus |
| WO2022037109A1 (en) * | 2020-08-18 | 2022-02-24 | 珠海格力电器股份有限公司 | Vacuum cleaner |
| CN115120145A (en) * | 2022-07-22 | 2022-09-30 | 苏州爱普电器有限公司 | Surface cleaning device |
| US11602758B2 (en) | 2018-09-21 | 2023-03-14 | Omachron Intellectual Property Inc. | Surface cleaning apparatus |
| US11707173B2 (en) | 2014-07-18 | 2023-07-25 | Omachron Intellectual Property Inc. | Surface cleaning apparatus |
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- 2016-04-18 CN CN201620323070.5U patent/CN205625805U/en active Active
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| US11707173B2 (en) | 2014-07-18 | 2023-07-25 | Omachron Intellectual Property Inc. | Surface cleaning apparatus |
| CN106388698A (en) * | 2016-11-29 | 2017-02-15 | 莱克电气股份有限公司 | Dust cup filter and dust collector provided with same |
| CN110996737A (en) * | 2017-06-19 | 2020-04-10 | 创科（澳门离岸商业服务）有限公司 | Surface cleaning apparatus |
| CN109124465A (en) * | 2017-06-28 | 2019-01-04 | 苏州宝时得电动工具有限公司 | Hand held cleaner and combinations thereof part, push-down dust catcher |
| CN109124463A (en) * | 2017-06-28 | 2019-01-04 | 苏州宝时得电动工具有限公司 | Hand held cleaner and combinations thereof part, push-down dust catcher |
| CN110831472A (en) * | 2017-07-06 | 2020-02-21 | 奥马克罗知识产权有限公司 | Hand-held surface cleaning device |
| CN107802206B (en) * | 2017-11-13 | 2024-05-03 | 苏州睿梵工业设计有限公司 | Improved wireless dust collector |
| CN107802206A (en) * | 2017-11-13 | 2018-03-16 | 苏州睿梵工业设计有限公司 | Modified wireless dust collector |
| CN108209714A (en) * | 2018-03-07 | 2018-06-29 | 宁波大华电器有限公司 | A kind of hand-held cleaners of dust suction adjustable angle |
| CN108209701B (en) * | 2018-04-04 | 2023-11-28 | 小狗电器互联网科技（北京）股份有限公司 | Dust collector and air duct structure thereof |
| CN108209701A (en) * | 2018-04-04 | 2018-06-29 | 小狗电器互联网科技（北京）股份有限公司 | Dust catcher and its air channel structure |
| US11602758B2 (en) | 2018-09-21 | 2023-03-14 | Omachron Intellectual Property Inc. | Surface cleaning apparatus |
| CN110934533A (en) * | 2018-09-25 | 2020-03-31 | 添可智能科技有限公司 | Hand-held cleaning device |
| CN110934533B (en) * | 2018-09-25 | 2022-10-21 | 添可智能科技有限公司 | Hand-held cleaning device |
| WO2020244272A1 (en) * | 2019-06-04 | 2020-12-10 | 莱克电气股份有限公司 | Handheld cleaning device |
| US11839343B2 (en) * | 2019-08-15 | 2023-12-12 | Omachron Intellectual Property Inc. | Handheld surface cleaning apparatus |
| US11224324B2 (en) * | 2019-08-15 | 2022-01-18 | Omachron Intellectual Property Inc. | Handheld surface cleaning apparatus |
| US20210045596A1 (en) * | 2019-08-15 | 2021-02-18 | Omachron Intellectual Property Inc. | Handheld surface cleaning apparatus |
| CN110403516A (en) * | 2019-08-15 | 2019-11-05 | 追觅科技（天津）有限公司 | A kind of hand held cleaner convenient for battery heat dissipation |
| CN113520211A (en) * | 2020-04-13 | 2021-10-22 | 苏州诚河清洁设备有限公司 | Vacuum cleaner with a vacuum cleaner head |
| CN113520211B (en) * | 2020-04-13 | 2023-04-14 | 苏州诚河清洁设备有限公司 | Vacuum cleaner with a vacuum cleaner head |
| WO2022037109A1 (en) * | 2020-08-18 | 2022-02-24 | 珠海格力电器股份有限公司 | Vacuum cleaner |
| CN115120145B (en) * | 2022-07-22 | 2023-06-30 | 苏州爱普电器有限公司 | Surface cleaning device |
| CN115120145A (en) * | 2022-07-22 | 2022-09-30 | 苏州爱普电器有限公司 | Surface cleaning device |
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