CN107569187B - Domestic indoor wall cleaning device - Google Patents

Domestic indoor wall cleaning device Download PDF

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Publication number
CN107569187B
CN107569187B CN201710766285.3A CN201710766285A CN107569187B CN 107569187 B CN107569187 B CN 107569187B CN 201710766285 A CN201710766285 A CN 201710766285A CN 107569187 B CN107569187 B CN 107569187B
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dust
dust collection
mounting seat
double
air pump
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CN201710766285.3A
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CN107569187A (en
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李秀芬
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徐明秀
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Abstract

The invention discloses a household indoor wall cleaning device which comprises a hand barrel, wherein two starting switches and a control switch are arranged on the side surface of the hand barrel, an electric hydraulic push rod is arranged at the upper end of the hand barrel, a connector is arranged at the upper end of the electric hydraulic push rod, a mounting seat is connected to the side surface of the connector in a rolling mode, a dust collection box is fixedly mounted at the lower end of the mounting seat, and a double-pipe electric air pump is arranged at the upper end of the side surface of the mounting seat. Has the advantages that: this indoor wall cleaning device of family expenses can clean and save the dust to dust, spider web etc. on wall surface automatically in the dust collection box, consequently can not take place the phenomenon that the dust splashes full room, neither can make dirty sheet, quilt, desk and chair, saved extra abluent trouble, avoided the dust again to be inhaled by the sweeper, influence healthy, easy and simple to handle, the practicality is good.

Description

Domestic indoor wall cleaning device
Technical Field
The invention relates to the field of indoor walls, in particular to a household indoor wall cleaning device.
Background
At present, in rural areas, every household needs to clean indoor and outdoor all-dimensionally every time every year, a large broom is generally adopted to clean outdoor ground and courtyards, a broom is tied to a bamboo pole for indoor walls, the broom is lifted up through the bamboo pole to clean indoor walls and wall tops, dust splashes in the house during cleaning due to the fact that no protective measures exist, thick dust falls on beds, tables and chairs, and the beds, the tables and the chairs finally need to be additionally cleaned, and therefore the indoor walls are not suitable for cleaning indoor walls due to the fact that the broom is adopted. However, no special cleaning device for cleaning the indoor wall of the household is available in the market at present, so that the requirement of common people for cleaning the indoor wall is met.
Disclosure of Invention
The invention aims to solve the problems that the dust falls on the whole room due to the fact that the indoor wall is cleaned by the broom in the prior art, so that inconvenience is brought to life, and meanwhile, the dust is sucked by a cleaner to affect body health. The preferred technical scheme of the technical schemes provided by the invention can automatically clean dust, spider webs and the like on the wall surface and store the dust in the dust collection box, so that the phenomenon of splashing of the dust in a full room is avoided, bed sheets, quilts, tables and chairs are not polluted, the trouble of additional cleaning is avoided, the technical effects that the dust is sucked by a cleaner to influence the body health and the like are avoided, and the detailed description is provided below.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides a household indoor wall cleaning device, which comprises a hand barrel, wherein two starting switches and a control switch are arranged on the side surface of the hand barrel, an electric hydraulic push rod is arranged at the upper end of the hand barrel, a connector is arranged at the upper end of the electric hydraulic push rod, an installation seat is connected to the side surface of the connector in a rolling manner, a dust collection box is fixedly installed at the lower end of the installation seat, a double-pipe electric air pump is arranged at the upper end of the side surface of the installation seat, an air outlet of the double-pipe electric air pump is communicated with the interior of the dust collection box through an air pipe, high-speed motors are respectively arranged at the lower end of the side surface of the installation seat and the middle part of the upper surface of the installation seat, a protective cover is fixedly installed on each high-speed motor, an anti-skid strip is adhered to the, a battery is arranged in the hand barrel; the dust collection plate is a shell with a hollow interior, and the upper surface of the dust collection plate is provided with a mounting hole and a plurality of dust collection holes; the two starting switches are respectively and electrically connected with the two high-speed motors and the double-tube electric air pump, and the control switch is electrically connected with the electric hydraulic push rod;
the lower end of the dust collection box is hinged with a box door, and the box door comprises a square sealing frame and a filter screen embedded in the sealing frame;
the brush ring comprises a mounting column, a plurality of connecting rods and a circular ring, wherein the lower end of the mounting column is fixedly connected with the output shaft of the high-speed motor, the connecting rods are fixedly mounted at the upper end of the side face of the mounting column, and the circular ring is fixedly mounted at the peripheral edges of the connecting rods.
When the household indoor wall cleaning device is used, the hand cylinder is tightly held by two hands, the control switch is operated to control the electric hydraulic push rod to rotate to push the mounting seat to move upwards, after the mounting seat rises to a preset height, the starting switch can be operated to control the two high-speed motors and the double-tube electric air pump to be electrified and rotated, at the moment, the high-speed motors rotate to drive the bristles on the brush ring to rotate at a high speed around the output shaft of the high-speed motor, air above the dust suction hole is sucked into the dust suction plate by the double-tube electric air pump and enters the dust collection box through the air delivery pipe, and finally the air passes through the lower end of the filter screen and is discharged to the outside; then, the hand cylinder is held by hands to move the protective covers until the two protective covers are in contact with and aligned with the two surfaces of the corner, and in addition, the anti-slip strips are ensured to be in close contact with the wall so as to prevent the protective covers from moving around on the wall under the driving of the bristles in the cleaning operation process to influence the normal operation of the wall cleaning operation; at the moment, the brush bristles begin to scrub the wall, dust and impurities such as spider webs brushed off are sucked into the dust collection plate by the double-tube electric air pump along with air flow and enter the dust collection box through the air delivery pipe in the scrubbing process, air directly penetrates out from the lower end of the filter screen and is discharged to the outside, the impurities such as the dust and the spider webs are blocked in the dust collection box by the filter screen, and after all indoor wall cleaning operations are completed, the box door can be manually opened to clean the impurities such as the dust and the like in the dust collection box.
Preferably, the lower end of the hand tube is embedded with an end cover.
Preferably, the control switch is a single-pole double-throw switch.
Preferably, the suction port of the dual-tube electric air pump is communicated with the insides of the two dust suction plates through a pipe.
Preferably, the number of the protective cover, the number of the brush ring and the number of the dust collection plate are two; one of them the protection casing, brush circle with the dust absorption board is located the mount pad upper end, another the protection casing, brush circle with the dust absorption board is located the mount pad side.
Preferably, the anti-slip strip is made of silica gel.
Preferably, the bristles are uniformly distributed on the upper surfaces of the plurality of connecting rods and the circular rings.
Preferably, the dust suction hole is a through hole which is communicated with the inside of the dust suction plate; the dust suction holes are distributed on the upper surface of the dust suction plate in a rectangular array.
Preferably, the plurality of connecting rods are distributed on the side surface of the mounting column in a central symmetry manner by taking the mounting column as a center.
Has the advantages that: this indoor wall cleaning device of family expenses can clean and save the dust to dust, spider web etc. on wall surface automatically in the dust collection box, consequently can not take place the phenomenon that the dust splashes full room, neither can make dirty sheet, quilt, desk and chair, saved extra abluent trouble, avoided the dust again to be inhaled by the sweeper, influence healthy, easy and simple to handle, the practicality is good.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a front view of the present invention;
FIG. 2 is an internal block diagram of FIG. 1 of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 1 of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 2 of the present invention;
FIG. 5 is an enlarged view of a top view of the present invention;
FIG. 6 is an internal structural view of a front view of the dust box of the present invention;
FIG. 7 is a bottom view of the dust bin of the present invention;
figure 8 is a top view of the suction plate of the present invention.
The reference numerals are explained below:
1. a hand cylinder; 2. starting a switch; 3. a control switch; 4. an electric hydraulic push rod; 5. a connector; 6. a mounting seat; 7. a dust collection box; 8. a double-tube electric air pump; 9. a gas delivery pipe; 10. a high-speed motor; 11. a protective cover; 12. anti-slip strips; 13. brushing rings; 14. brushing; 15. a dust collection plate; 16. mounting holes; 17. a dust collection hole; 18. a box door; 19. a sealing frame; 20. a filter screen; 21. a battery; 22. an end cap; 23. a circular ring; 24. a connecting rod; 25. and (6) mounting the column.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Referring to fig. 1-8, the household indoor wall cleaning device provided by the invention comprises a hand tube 1, wherein two starting switches 2 and a control switch 3 are arranged on the side surface of the hand tube 1, the two starting switches 2 are respectively used for controlling two high-speed motors 10 and a double-tube electric air pump 8 to rotate, the control switch 3 is used for controlling the electric hydraulic push rod 4 to rotate forwards and backwards, the upper end of the hand tube 1 is provided with the electric hydraulic push rod 4, the upper end of the electric hydraulic push rod 4 is provided with a connector 5, the side surface of the connector 5 is connected with a mounting seat 6 in a rolling manner, the mounting seat 6 can rotate around the connector 5, so that when the protective cover 11 moves up and down, the protective cover 11 can still be aligned with and tightly contacted with two surfaces of a corner constantly, the lower end of the mounting seat 6 is fixedly provided with a dust collection box 7, the upper end of the side surface of the mounting seat 6 is provided, the lower end of the side face and the middle part of the upper surface of the mounting seat 6 are respectively provided with a high-speed motor 10, each high-speed motor 10 is fixedly provided with a protective cover 11, the edge of the upper surface of each protective cover 11 is adhered with an anti-slip strip 12, a brush ring 13 and a dust collection plate 15 are arranged inside each protective cover 11, the brush ring 13 can ensure that sundries such as dust can smoothly pass through the brush ring 13 and enter the dust collection plate 15, a plurality of brush hairs 14 are inlaid on the brush ring 13, and a battery 21 is arranged inside the hand tube 1; the dust absorption plate 15 is a hollow shell, and the upper surface of the dust absorption plate is provided with a mounting hole 16 and a plurality of dust absorption holes 17; the two starting switches 2 are respectively and electrically connected with the two high-speed motors 10 and the double-tube electric air pump 8, and the control switch 3 is electrically connected with the electric hydraulic push rod 4;
the lower end of the dust collection box 7 is hinged with a box door 18, the box door 18 comprises a square sealing frame 19 and a filter screen 20 embedded in the sealing frame 19, and the filter screen 20 is used for filtering impurities such as dust in air, so that the dust is prevented from splashing around indoors to pollute the indoor air;
the brush ring 13 comprises a mounting column 25, a plurality of connecting rods 24 and a circular ring 23, wherein the lower end of the mounting column 25 is fixedly connected with the output shaft of the high-speed motor 10, the connecting rods 24 are fixedly mounted at the upper end of the side surface of the mounting column 25, and the circular ring 23 is fixedly mounted at the peripheral edge of the connecting rods 24.
When the household indoor wall cleaning device is used, the hand barrel 1 is tightly held by two hands, the electric hydraulic push rod 4 is controlled by the operation control switch 3 to rotate to push the mounting seat 6 to move upwards, after the mounting seat 6 rises to a preset height, the starting switch 2 can be operated to control the two high-speed motors 10 and the double-pipe electric air pump 8 to be electrified and rotated, at the moment, the high-speed motors 10 rotate to drive the bristles 14 on the brush ring 13 to rotate at a high speed around the output shaft of the high-speed motors 10, air above the dust collection hole 17 is sucked into the dust collection plate 15 by the double-pipe electric air pump 8 and enters the dust collection box 7 through the air pipe 9, and finally the air passes through the; then, the hand is held by the hand barrel 1 to move the protective covers 11 until the two protective covers 11 are contacted with and aligned with the two surfaces of the corner, and in addition, the anti-slip strips 12 are required to be ensured to be tightly contacted with the wall so as to prevent the protective covers 11 from moving around on the wall under the driving of the bristles 14 to influence the normal operation of the wall cleaning operation in the cleaning operation process; at the moment, the brush bristles 14 begin to brush the wall, in the brushing process, dust and impurities such as spider webs which are brushed off are sucked into the dust collection plate 15 by the double-pipe electric air pump 8 along with the air flow and enter the dust collection box 7 through the air conveying pipe 9, wherein the air directly penetrates out from the lower end of the filter screen 20 and is discharged to the outside, the impurities such as the dust and the spider webs are blocked in the dust collection box 7 by the filter screen 20, and after the indoor wall cleaning operation is completed, the box door 18 can be manually opened to clean the impurities such as the dust in the dust collection box 7.
In an alternative embodiment, the lower end of the hand tube 1 is embedded with an end cap 22, and the end cap 22 is used for sealing the battery 21.
The control switch 3 adopts a single-pole double-throw switch and is used for controlling the forward and reverse rotation of the electric hydraulic push rod 4 to drive the mounting seat 6 to move up and down and adjusting the cleaning height of the brush bristles 14.
The air suction port of the double-pipe electric air pump 8 is communicated with the insides of the two dust suction plates 15 through a pipeline.
The number of the protective cover 11, the brush ring 13 and the dust collection plate 15 is two; one of the protective covers 11, the brush ring 13 and the dust collection plate 15 are located at the upper end of the mounting seat 6, the other protective cover 11, the brush ring 13 and the dust collection plate 15 are located on the side face of the mounting seat 6, and the two protective covers 11, the brush ring 13 and the dust collection plate 15 are vertically arranged, so that the protective covers 11 and the brush ring 13 can be aligned with and in close contact with two surfaces of a corner.
The anti-slip strips 12 are made of silica gel, and the silica gel can effectively prevent the protective cover 11 from being disturbed on the wall under the driving of the rotation of the brush wires to influence the normal operation of the cleaning operation.
The bristles 14 are evenly distributed on the upper surfaces of the plurality of connecting rods 24 and the ring 23.
The dust collection hole 17 is a through hole and is communicated with the inside of the dust collection plate 15; the dust collection holes 17 are distributed on the upper surface of the dust collection plate 15 in a rectangular array, and the dust and air at the upper end of the protective cover 11 can be completely sucked into the dust collection plate 15 through the double-pipe electric air pump 8 by the plurality of dust collection holes 17, so that the dust is effectively prevented from splashing outwards to pollute the indoor air.
The plurality of connecting rods 24 are arranged on the side surface of the mounting column 25 in a central symmetry manner by taking the mounting column 25 as a center.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims (1)

1. A household indoor wall cleaning device, comprising a hand cylinder (1), characterized in that: the novel dust collector is characterized in that two starting switches (2) and a control switch (3) are arranged on the side face of the hand barrel (1), an electric hydraulic push rod (4) is arranged at the upper end of the hand barrel (1), a connector (5) is arranged at the upper end of the electric hydraulic push rod (4), a mounting seat (6) is connected to the side face of the connector (5) in a rolling mode, a dust collection box (7) is fixedly mounted at the lower end of the mounting seat (6), a double-tube electric air pump (8) is arranged at the upper end of the side face of the mounting seat (6), an air outlet of the double-tube electric air pump (8) is communicated with the interior of the dust collection box (7) through an air pipe (9), high-speed motors (10) are arranged at the lower end of the side face and the middle of the upper surface of the mounting seat (6), a protective cover (11, a brush ring (13) and a dust collection plate (15) are arranged in each protective cover (11), a plurality of bristles (14) are inlaid on the brush ring (13), and a battery (21) is arranged in the hand tube (1); the dust absorption plate (15) is a hollow shell, and the upper surface of the dust absorption plate is provided with a mounting hole (16) and a plurality of dust absorption holes (17); the two starting switches (2) are respectively and electrically connected with the two high-speed motors (10) and the double-tube electric air pump (8), and the control switch (3) is electrically connected with the electric hydraulic push rod (4);
the lower end of the dust collection box (7) is hinged with a box door (18), and the box door (18) comprises a square sealing frame (19) and a filter screen (20) embedded in the sealing frame (19);
the brush ring (13) comprises a mounting column (25) with the lower end fixedly connected with the output shaft of the high-speed motor (10), a plurality of connecting rods (24) fixedly arranged at the upper end of the side surface of the mounting column (25) and a circular ring (23) fixedly arranged at the peripheral edge of the connecting rods (24);
an end cover (22) is embedded at the lower end of the hand tube (1);
the control switch (3) adopts a single-pole double-throw switch;
the air suction port of the double-pipe electric air pump (8) is communicated with the insides of the two dust absorption plates (15) through a pipeline;
the number of the protective cover (11), the number of the brush ring (13) and the number of the dust collection plate (15) are two; one of the protective cover (11), the brush ring (13) and the dust collection plate (15) is positioned at the upper end of the mounting seat (6), and the other protective cover (11), the brush ring (13) and the dust collection plate (15) is positioned on the side surface of the mounting seat (6);
the anti-slip strips (12) are made of silica gel;
the bristles (14) are uniformly distributed on the upper surfaces of the connecting rods (24) and the circular rings (23);
the dust absorption hole (17) is a through hole and is communicated with the inside of the dust absorption plate (15); the dust collection holes (17) are distributed on the upper surface of the dust collection plate (15) in a rectangular array;
the connecting rods (24) are distributed on the side surface of the mounting column (25) in a centrosymmetric manner by taking the mounting column (25) as a center;
when the dust collector is used, the hand cylinder is tightly held by two hands, the control switch is operated to control the electric hydraulic push rod to rotate to push the mounting seat to move upwards, after the mounting seat rises to a preset height, the starting switch can be operated to control the two high-speed motors and the double-tube electric air pump to be electrified and rotated, at the moment, the high-speed motors rotate to drive the bristles on the brush ring to rotate at a high speed around the output shafts of the high-speed motors, air above the dust collection hole is sucked into the dust collection plate by the electric air pump and enters the dust collection box through the air pipe, and finally the air penetrates out of the lower end of the filter screen to be discharged outdoors; then, the hand cylinder is held by hands to move the protective covers until the two protective covers are in contact with and aligned with the two surfaces of the corner, and in addition, the anti-skid strips are ensured to be in close contact with the wall;
at the moment, the bristles begin to scrub the wall, and during scrubbing, brushed dust and spider webs are sucked into the dust collection plate by the double-pipe electric air pump along with air flow and enter the dust collection box through the air conveying pipe, wherein air directly penetrates out of the lower end of the filter screen and is discharged to the outside, the dust and the spider webs are blocked in the dust collection box by the filter screen, and after all indoor wall cleaning operations are completed, the box door can be manually opened to clean the dust and the spider webs in the dust collection box.
CN201710766285.3A 2017-08-30 2017-08-30 Domestic indoor wall cleaning device Active CN107569187B (en)

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Application Number Priority Date Filing Date Title
CN201710766285.3A CN107569187B (en) 2017-08-30 2017-08-30 Domestic indoor wall cleaning device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710766285.3A CN107569187B (en) 2017-08-30 2017-08-30 Domestic indoor wall cleaning device

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CN107569187B true CN107569187B (en) 2020-09-18

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020132778A1 (en) * 2018-12-23 2020-07-02 杨怀飞 Wall cloth cleaning apparatus
CN112869640A (en) * 2019-08-22 2021-06-01 泉州市泉港区科尚赢德工业科技有限公司 Indoor cleaning robot and operation method thereof
CN112568830A (en) * 2020-12-11 2021-03-30 尤嘉启 Prevent roof dust remover that spider web twines

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160128111A (en) * 2015-04-28 2016-11-07 삼성전자주식회사 Handy type cleaner

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2037599U (en) * 1988-05-10 1989-05-17 门庆法 Hand rotation wall cleaner
US20130319469A1 (en) * 2012-05-31 2013-12-05 Richard Borges, SR. Vacuum nozzle
CN202920110U (en) * 2012-11-30 2013-05-08 李陈 Manual handcart-type device capable of facilitating cleaning of wall top together with wall corner
CN104414128A (en) * 2013-09-03 2015-03-18 文光松 Wall corner dust removal device
CN206120257U (en) * 2016-08-08 2017-04-26 耿熙明 Mop that ground and circummure cleaned in step
CN106880325B (en) * 2017-04-11 2018-07-20 沈雅恒 A kind of multifunctional wall clearing apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160128111A (en) * 2015-04-28 2016-11-07 삼성전자주식회사 Handy type cleaner

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