CN109864658A - Surface cleaning head for steam appliance - Google Patents
Surface cleaning head for steam appliance Download PDFInfo
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- CN109864658A CN109864658A CN201910227854.6A CN201910227854A CN109864658A CN 109864658 A CN109864658 A CN 109864658A CN 201910227854 A CN201910227854 A CN 201910227854A CN 109864658 A CN109864658 A CN 109864658A
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- steam
- brush
- cleaning head
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- brush ontology
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Abstract
The present invention discloses a kind of surface cleaning head for steam appliance, including shell, the jet chimney for being mounted on the intracorporal round brush of shell and being connected with a vapour source, shell is limiting a suction channel between front side and rear side, suction channel has the opening being located on the downside of shell, round brush has first end, the second end and the brush ontology extended between first end and the second end, brush body interior is hollow structure, bristle is covered in the outside wall surface of brush ontology, bristle is at least partly made of flexible fibrous material, the through-hole that this inside and outside is brushed in a perforation is offered on brush ontology, one steam distribution channel is set in the outside wall surface of brush ontology, steam distribution channel extends from first end to the second end direction, several steam fumaroles towards brush outer body are provided in steam distribution channel, jet chimney, through-hole, Steam distribution channel and several steam fumaroles are sequentially communicated, and steam diffusion effect is good, the convenient maintenance to round brush.
Description
Technical field
The invention belongs to field of home appliance technology, in particular to a kind of surface cleaning head for steam appliance.
Background technique
In daily life, it is clear that steam is usually delivered to surface using steam generation facility thereon by steam appliance
In the round brush of clean head, then it is ejected to by the steam hole on round brush the clean layer of round brush, to play heating and moisturizing cleansing layer
Effect improves cleaning effect.
The Chinese invention patent application as disclosed in publication number CN106466149A " steam dust absorption cleaner " comprising from upper
Under the handle, fuselage and the scrubbing brush that set gradually, be provided with dirt barrel and main air blower in fuselage, ground is painted equipped with round brush, round brush packet
Round brush ontology is included, one end of round brush ontology is equipped with connector, and connector is connected by transmission device with round brush motor, round brush sheet
The other end of body is connected to steam generation facility by nozzle, is uniformly provided with multiple steam along the axis direction of round brush ontology
Hole.
In above structure, since multiple steam holes are directly opened on the round brush ontology of round brush, so that round brush ontology is being made
It just needs to open up multiple steam holes in advance during making, manufacturing process is comparatively cumbersome.
Summary of the invention
In order to solve the above-mentioned technical problem, it is used for the object of the present invention is to provide a kind of round brush manufacturing process is relatively simple
The surface cleaning head of steam appliance.
In order to realize the purpose of foregoing invention, the present invention adopts the following technical scheme:
A kind of surface cleaning head for steam appliance, comprising:
Shell with front side and rear side, the shell are limiting a suction channel between the front side and rear side,
The suction channel has the opening being located on the downside of the shell, and the suction channel can will be to be cleaned by a suction force
Soil on ground sucks in it from the opening；
Round brush, the downside being mounted in the shell and at least partially extend out to the opening that can be rotated are described
Round brush has first end, the second end and the brush ontology extended between first end and the second end, the brush sheet
Internal portion is hollow structure, bristle is covered in the outside wall surface of the brush ontology, the bristle is at least partly by flexible thin fine
Dimension material is made, and the bristle is for contacting surface to be cleaned and picking up during round brush rotation from surface to be cleaned
Dirt and liquid particles are simultaneously sent to the opening；
Jet chimney, the steam for providing a vapour source are transported to the brush body interior；It is characterized in that,
The perforation through-hole for brushing this inside and outside is offered on the brush ontology, setting one is steamed in the outside wall surface of the brush ontology
Vapour assignment channel, the steam distribution channel extend from the first end to the second end direction, the steam point
With several steam fumaroles towards the brush outer body are provided on channel, the jet chimney, through-hole, steam are distributed
Channel and several steam fumaroles are sequentially communicated.
In above-mentioned technical proposal, it is preferred that a flexible pipe is provided in the outside wall surface of the brush ontology, the flexible pipe
Inside forms the steam distribution channel.
In above-mentioned technical proposal, it is preferred that the flexible pipe is wrapped in the outside wall surface of the brush ontology along the hand of spiral
On.
In above-mentioned technical proposal, it is preferred that the flexible pipe is entrenched in the bristle, the tube wall of the flexible pipe
It does not outwardly protrude in the bristle.
In above-mentioned technical proposal, it is preferred that offer location indentations, the flexible pipe in the outside wall surface of the brush ontology
It is stuck in the location indentations.
In above-mentioned technical proposal, it is preferred that offered in the outside wall surface of the brush ontology from the first end to second
The groove that end direction extends, the notch of the groove outwardly, is covered with a sheet cover board at the notch of the groove, described
A channel is constructed between sheet cover board and the cell wall of the groove, the channel constitutes the steam distribution channel, institute
The steam fumarole stated is provided on the sheet cover board.
In above-mentioned technical proposal, it is preferred that the cover board is arranged to the first end from the round brush or second
End extraction.
In above-mentioned technical proposal, it is preferred that the groove extends along the hand of spiral.
The present invention is by being arranged steam distribution channel in the outside wall surface of brush ontology, by opening up in this steam distribution channel
On several steam fumaroles steam is spread apart to come, steam diffusion effect is good, and the subsequent maintenance to round brush is also more square
Just.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention 1；
Fig. 2 is the structural schematic diagram of the round brush of surface cleaning head shown in Fig. 1；
Fig. 3 is the side the schematic diagram of the section structure of round brush shown in Fig. 2；
Fig. 4 is the side the schematic diagram of the section structure of the round brush of the embodiment of the present invention 2；
Wherein: 100, surface cleaning head；1, shell；2, suction channel；3, it is open；4, round brush；5, first end；6, second end
Portion；7, brush ontology；8, bristle；9, jet chimney；10, through-hole；11, flexible pipe；12, steam fumarole；13, location indentations；15, it drives
Dynamic device；16, steam distribution channel；17, groove；18, sheet cover board.
Specific embodiment
By the technology contents of invention are described in detail, construction feature, are reached purpose and efficacy, simultaneously below in conjunction with embodiment
Cooperation attached drawing is described in detail." preceding " described in the present embodiment is 4 side direction of round brush shown in Fig. 1, described
It is " rear " for 15 side direction of driving device shown in Fig. 1, surface cleaning head shown in described upper and lower and the Fig. 1 it is upper and lower
Positional relationship is corresponding.
Present invention is mainly used on steam appliance, such steam appliance can be steam-type floor-cleaning machine, steam
Vapour dusting cleaning machine etc..
Embodiment 1
As shown in Figure 1-3, surface cleaning head 100 includes a shell 1, the round brush 4 and jet chimney 9 being set in shell 1.Shell
Body 1 has front side and rear side, and shell 1 is limiting a suction channel 2 between front side and rear side, and suction channel 2 is with position
Opening 3 in 1 downside of shell, suction channel 2 can suck the soil on ground to be cleaned by a suction force from opening 3
Wherein.Specifically, when the present invention is on steam appliance, the suction unit phase of suction channel 2 and steam appliance
Connection is acted on by the suction force that suction unit generates the air-flow entered in suction channel 2 from opening 3, thus by be cleanedly
In soil (including solid particle and liquid particles) sucking suction channel 2 on face.
Round brush 4 is mounted in shell 1 and drives by a driving device 15 its rotation, round brush 4 include first end 5,
The second end 6 and the brush ontology 7 extended between first end 5 and the second end 6, driving device 15 and round brush 4 are wherein
One end transmission connection.The inside of brush ontology 7 is hollow structure, is covered with bristle 8 in the outside wall surface of brush ontology 7, bristle 8 to
It is partially to be made of flexible micro fibre material (such as polyester fiber, cotton fiber material), bristle 8 is for contacting surface to be cleaned
And dirt and liquid particles are picked up from surface to be cleaned during round brush 4 rotates and are sent to being open at 3.
Jet chimney 9 is used to for the steam that a vapour source provides being delivered to the inside of brush bar, steams specifically, the present invention is used in
When in vapour cleaning equipment, one end nozzle of the jet chimney 9 is connected with the steam generation facility on steam appliance, another
End pipe mouth is connected with the first end 5 of brush ontology 7 or the second end 6, so that the steam that steam generation facility generates be passed through
Jet chimney 9 is delivered in the brush ontology 7 of hollow structure.
The through-hole 10 that this inside and outside is brushed in a perforation is offered on brush ontology 7, it is soft to be provided with one in the outside wall surface of brush ontology 7
Property pipe 11, the flexible pipe 11 in the outside wall surface that the hand of spiral is wrapped in brush ontology 7 and from the first end of brush ontology 5 extend
To the second end 6.Steam distribution channel 16 is formed inside flexible pipe 11, offers several towards brush ontology 7 on flexible pipe 11
The steam fumarole 12 in outside, jet chimney 9, through-hole 10, steam distribution channel 16 and steam fumarole 12 are sequentially communicated.
In order to position to above-mentioned flexible pipe 11, location indentations 13, flexible pipe are offered in the outside wall surface of brush ontology 7
It 11 and is stuck in location indentations 13.In this way, after flexible pipe 11 positions, can be entrenched in bristle 8 and the tube wall of flexible pipe not
It outwardly protrudes in bristle 8, this can make round brush in rotation work, and flexible pipe 11 will not rub with ground to be cleaned.
Embodiment 2
In order to avoid repeating, the present embodiment only illustrate and the difference of embodiment 1, embodiment 2 compared with Example 1, no
It is with place, the groove 17 extended from first end to the second end direction can also be opened up in the outside wall surface of brush ontology 7,
The notch of groove 17 outwardly, is covered with a sheet cover board 18, the cell wall of sheet cover board 18 and groove 17 at the notch of groove 17
Between construct a long and narrow channel, steam distribution channel 16 is made of the channel, and steam fumarole 12 is provided with sheet lid
On plate 18.Further, groove 17 can extend along the hand of spiral.In addition, can be set to can be from round brush 4 for sheet cover board 18
An end extraction, be easily installed and dismantle.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention.It is all according to the present invention
Equivalent change or modification made by spirit, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of surface cleaning head for steam appliance, comprising:
Shell (1) with front side and rear side, the shell (1) are limiting a suction between the front side and rear side
Pipeline (2), the suction channel (2) have the opening (3) being located on the downside of the shell (1), the suction channel (2) energy
The soil on ground to be cleaned is sucked in it at the opening (3) by a suction force；
Round brush (4), what can be rotated is mounted in the shell (1) and at least partially extend out under the opening (3)
Side, the round brush (4) have first end (5), the second end (6) and between first end (5) and the second end (6)
The brush ontology (7) of extension, the internal brush ontology (7) is hollow structure, is covered with brush in the outside wall surface of the brush ontology (7)
Hair (8), the bristle (8) are at least partly made of flexible fine fiber material, and the bristle (8) is for contacting table to be cleaned
Face and dirt and liquid particles are picked up from surface to be cleaned and send to the opening (3) during the round brush (4) rotation
Place；
Jet chimney (9), it is internal that the steam for providing a vapour source is transported to the brush ontology (7)；It is characterized in that,
Offer the through-hole (10) inside and outside the perforation brush ontology (7) on the brush ontology (7), the brush ontology (7) it is outer
It is arranged on wall surface a steam distribution channel (16), the steam distribution channel (16) is from the first end (5) to second
End (6) direction extends, and is provided with several towards the steaming on the outside of the brush ontology (7) in the steam distribution channel (16)
Vapour spray orifice (12), the jet chimney (9), through-hole (10), steam distribution channel (16) and several steam fumaroles (12)
It is sequentially communicated.
2. the surface cleaning head according to claim 1 for steam appliance, it is characterised in that: the brush ontology
(7) it is provided in outside wall surface a flexible pipe (11), the inside of the flexible pipe (11) forms the steam distribution channel
(16).
3. the surface cleaning head according to claim 1 for steam appliance, it is characterised in that: the flexible pipe
(11) in the outside wall surface that the hand of spiral is wrapped in the brush ontology (7).
4. the surface cleaning head according to claim 2 for steam appliance, it is characterised in that: the flexible pipe
(11) it is entrenched in the bristle (8), the tube wall of the flexible pipe (11) does not outwardly protrude in the bristle (8).
5. the surface cleaning head according to claim 3 for steam appliance, it is characterised in that: the brush ontology
(7) it is offered in outside wall surface location indentations (13), the flexible pipe (11) is stuck in the location indentations (13).
6. the surface cleaning head according to claim 1 for steam appliance, it is characterised in that: the brush ontology
(7) groove (17) extended from the first end to the second end direction is offered in outside wall surface, the groove (17)
Notch outwardly, is covered with a sheet cover board (18) at the notch of the groove (17), the sheet cover board (18) with it is described recessed
A channel is constructed between the cell wall of slot (17), the channel constitutes the steam distribution channel (16), the steam
Spray orifice (12) is provided on the sheet cover board (18).
7. the surface cleaning head according to claim 6 for steam appliance, it is characterised in that: the sheet lid
Plate (18) is arranged to extract out at the first end (5) or the second end (6) of the round brush (4).
8. the surface cleaning head according to claim 6 for steam appliance, it is characterised in that: the groove
(17) extend along the hand of spiral.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910227854.6A CN109864658B (en) | 2019-03-25 | 2019-03-25 | Surface cleaning head for a steam cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910227854.6A CN109864658B (en) | 2019-03-25 | 2019-03-25 | Surface cleaning head for a steam cleaning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109864658A true CN109864658A (en) | 2019-06-11 |
| CN109864658B CN109864658B (en) | 2021-12-31 |
Family
ID=66921209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910227854.6A Active CN109864658B (en) | 2019-03-25 | 2019-03-25 | Surface cleaning head for a steam cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109864658B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111297258A (en) * | 2019-11-23 | 2020-06-19 | 尚科宁家(中国)科技有限公司 | Anti-winding cleaner head of dust collector |
| CN112656321A (en) * | 2019-10-15 | 2021-04-16 | 苏州诚河清洁设备有限公司 | Wet surface cleaning device |
| CN112773255A (en) * | 2019-11-11 | 2021-05-11 | 宁波方太厨具有限公司 | Object surface cleaning integrated structure |
| CN113243847A (en) * | 2021-05-11 | 2021-08-13 | 北京顺造科技有限公司 | Cleaning equipment control method and cleaning equipment |
| CN113243835A (en) * | 2021-03-10 | 2021-08-13 | 北京顺造科技有限公司 | Cleaning head device and cleaning equipment |
| CN113303730A (en) * | 2021-06-21 | 2021-08-27 | 北京顺造科技有限公司 | Rolling brush assembly, cleaning head device, cleaning equipment and method |
| CN114451824A (en) * | 2021-12-09 | 2022-05-10 | 苏州简单有为科技有限公司 | Surface cleaning equipment |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090015559A (en) * | 2007-08-09 | 2009-02-12 | 주식회사 홈파워 | Exhauster grip apparatus of steam cleaner |
| US20090078284A1 (en) * | 1997-08-13 | 2009-03-26 | Bissell Homecare, Inc. | Extraction Cleaning with Heating |
| KR20100082074A (en) * | 2009-01-08 | 2010-07-16 | 한라공조주식회사 | Oil cooler |
| CN104290440A (en) * | 2014-09-24 | 2015-01-21 | 安徽省中彩印务有限公司 | Humidification device for corrugated printing feed end |
| CN204931569U (en) * | 2015-08-14 | 2016-01-06 | 科沃斯机器人有限公司 | Steam dust absorption cleaning machine |
| CN205591012U (en) * | 2016-03-28 | 2016-09-21 | 邢皓宇 | Steam brush |
| CN205585947U (en) * | 2016-03-30 | 2016-09-21 | 陇东学院 | Electric driven glass eraser |
| CN205623597U (en) * | 2016-05-25 | 2016-10-12 | 登封市住房和城乡建设局 | Afforestation is with driping irrigation pipe |
| CN206586881U (en) * | 2016-10-20 | 2017-10-27 | 肇庆市小凡人科技有限公司 | A kind of glass curtain wall Simple cleaning robot |
| CN207236747U (en) * | 2017-04-25 | 2018-04-17 | 广州畅途汽车技术开发有限公司 | A kind of cleaning steam brush |
| CN207306612U (en) * | 2017-05-23 | 2018-05-04 | 苏州德莱电器有限公司 | Vertical steam dust collection equipment |
| CN109171549A (en) * | 2018-08-03 | 2019-01-11 | 珠海格力电器股份有限公司 | Cleaning head with water spraying function and wet type dust collector with cleaning head |
| CN208447447U (en) * | 2017-08-10 | 2019-02-01 | 添可电器有限公司 | Scrubbing brush and its cleaning dust catcher |
-
2019
- 2019-03-25 CN CN201910227854.6A patent/CN109864658B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090078284A1 (en) * | 1997-08-13 | 2009-03-26 | Bissell Homecare, Inc. | Extraction Cleaning with Heating |
| KR20090015559A (en) * | 2007-08-09 | 2009-02-12 | 주식회사 홈파워 | Exhauster grip apparatus of steam cleaner |
| KR20100082074A (en) * | 2009-01-08 | 2010-07-16 | 한라공조주식회사 | Oil cooler |
| CN104290440A (en) * | 2014-09-24 | 2015-01-21 | 安徽省中彩印务有限公司 | Humidification device for corrugated printing feed end |
| CN204931569U (en) * | 2015-08-14 | 2016-01-06 | 科沃斯机器人有限公司 | Steam dust absorption cleaning machine |
| CN205591012U (en) * | 2016-03-28 | 2016-09-21 | 邢皓宇 | Steam brush |
| CN205585947U (en) * | 2016-03-30 | 2016-09-21 | 陇东学院 | Electric driven glass eraser |
| CN205623597U (en) * | 2016-05-25 | 2016-10-12 | 登封市住房和城乡建设局 | Afforestation is with driping irrigation pipe |
| CN206586881U (en) * | 2016-10-20 | 2017-10-27 | 肇庆市小凡人科技有限公司 | A kind of glass curtain wall Simple cleaning robot |
| CN207236747U (en) * | 2017-04-25 | 2018-04-17 | 广州畅途汽车技术开发有限公司 | A kind of cleaning steam brush |
| CN207306612U (en) * | 2017-05-23 | 2018-05-04 | 苏州德莱电器有限公司 | Vertical steam dust collection equipment |
| CN208447447U (en) * | 2017-08-10 | 2019-02-01 | 添可电器有限公司 | Scrubbing brush and its cleaning dust catcher |
| CN109171549A (en) * | 2018-08-03 | 2019-01-11 | 珠海格力电器股份有限公司 | Cleaning head with water spraying function and wet type dust collector with cleaning head |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112656321A (en) * | 2019-10-15 | 2021-04-16 | 苏州诚河清洁设备有限公司 | Wet surface cleaning device |
| CN112656321B (en) * | 2019-10-15 | 2024-05-24 | 苏州诚河清洁设备有限公司 | Wet type surface cleaning device |
| CN112773255A (en) * | 2019-11-11 | 2021-05-11 | 宁波方太厨具有限公司 | Object surface cleaning integrated structure |
| CN112773255B (en) * | 2019-11-11 | 2022-03-18 | 宁波方太厨具有限公司 | Object surface cleaning integrated structure |
| CN111297258A (en) * | 2019-11-23 | 2020-06-19 | 尚科宁家(中国)科技有限公司 | Anti-winding cleaner head of dust collector |
| CN113243835A (en) * | 2021-03-10 | 2021-08-13 | 北京顺造科技有限公司 | Cleaning head device and cleaning equipment |
| CN113243847A (en) * | 2021-05-11 | 2021-08-13 | 北京顺造科技有限公司 | Cleaning equipment control method and cleaning equipment |
| WO2022237480A1 (en) * | 2021-05-11 | 2022-11-17 | 北京顺造科技有限公司 | Cleaning device control method and cleaning device |
| CN113303730A (en) * | 2021-06-21 | 2021-08-27 | 北京顺造科技有限公司 | Rolling brush assembly, cleaning head device, cleaning equipment and method |
| CN114451824A (en) * | 2021-12-09 | 2022-05-10 | 苏州简单有为科技有限公司 | Surface cleaning equipment |
| CN114451824B (en) * | 2021-12-09 | 2022-11-15 | 苏州简单有为科技有限公司 | Surface cleaning equipment |
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Effective date of registration: 20211214 Address after: 215011 No.89 Xiangyang Road, high tech Zone, Suzhou City, Jiangsu Province Applicant after: SUZHOU DELAI ELECTRICAL APPLIANCE Co.,Ltd. Address before: No.2, Yangzhuang Road, Huguan District, high tech Zone, Suzhou City, Jiangsu Province, 215011 Applicant before: SUZHOU CHENGHE CLEANING EQUIPMENT Co.,Ltd. |
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