CN109247870B

CN109247870B - Dust-absorbing floor brush

Info

Publication number: CN109247870B
Application number: CN201810978636.1A
Authority: CN
Inventors: 田亚波; 洪玉春; 李学凯
Original assignee: Suzhou Haiquan Electrical Appliances Co ltd
Current assignee: Suzhou Haiquan Electrical Appliances Co ltd
Priority date: 2015-02-27
Filing date: 2015-02-27
Publication date: 2021-01-15
Anticipated expiration: 2035-02-27
Also published as: CN109247868A; CN105982614A; CN105982614B; CN109247872A; CN109247871A; CN109247872B; CN109247871B; CN109247867A; CN109247870A; CN109247869A

Abstract

The invention discloses a high-efficiency dust-absorbing floor brush which comprises a floor brush body and a pipe joint arranged on the floor brush body, wherein a dust-absorbing opening is communicated with a pipe cavity in the pipe joint through a dust-absorbing channel positioned in the floor brush body, and the upper end surface of a base is provided with 2 guide posts; the front end surface and the rear end surface of the lifting plate are respectively provided with a front groove and a rear groove, brush strips are embedded in the front groove and the rear groove, and the upper surface of the lifting plate is provided with 2 accommodating cavities, 2 guide holes and sliding chutes corresponding to the sliding plate; the air duct cover plate is embedded into the abdicating hole and is buckled and connected with the base through a pair of mutually matched bayonet and clamping hooks; the sliding groove and the sliding plate are at least provided with two pairs and are respectively positioned at two sides of the dust collection channel. The invention can ensure that the air inlet has higher vacuum degree when the brush strip extends out, improves the dust collection efficiency, can clean the carpet and the ground, and greatly improves the application range of the floor brush.

Description

Dust-absorbing floor brush

Technical Field

The invention relates to a dust-absorbing floor brush, and belongs to the field of cleaning tools.

Background

In the prior art, a floor brush of a vacuum cleaner generally includes a housing formed by an upper cover and a bottom plate, and a pipe joint for connecting the housing and a dust suction pipe, wherein the upper cover and the bottom plate are fastened to form an air suction channel communicated with the pipe joint, and the bottom plate is provided with an air suction opening facing the ground, so that dust on the ground can be sucked into a dust separation device of the vacuum cleaner through the air suction channel. When the brush strip and the brush hair of the existing dust-absorbing floor brush have the lifting function, the following defects are often caused: (1) the brush hair or the leather strip needs to be divided into two parts which are respectively positioned at two sides of the dust absorption air channel, and the brush strip is positioned at two sides to reduce the suction force in front of the dust absorption opening, so that the dust absorption efficiency is reduced, and the defect cannot be emphasized by technical personnel in the field, (2) the number of gaps in the dust absorption channel of the floor brush body is increased, and the space in the brush body for designing the dust absorption channel is narrow; secondly, the existing base and the dust suction channel are not integrated, and the dust suction air channel is right-angled at the corner, so that the noise is high and the suction force is attenuated more at the corner when the dust collector is used; thirdly, the existing dust collector design usually attaches importance to the cleaning of the inner cavity of the dust collector, but neglects the cleaning of the inner dust collection channel of the floor brush body and the inner cavity of the pipe joint, so that a large amount of dirt and bacteria are hidden at the upstream of the air duct, and the pollution range of the hidden dirt is large.

Disclosure of Invention

The invention aims to provide a dust-collecting floor brush, which realizes seamless sealing connection of a bent pipe and a pipe joint, improves dust-collecting efficiency, suction force in front of a dust-collecting opening and dust-collecting efficiency, and has larger space for designing a dust-collecting channel in a brush body.

In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides a dust absorption scrubbing brush, includes the scrubbing brush body and sets up the coupling on the scrubbing brush body, the scrubbing brush body includes that upper cover, base, cover plate and central authorities have the lifter plate in the hole of stepping down, its characterized in that: the floor brush is characterized by further comprising an air duct cover plate, wherein the air duct cover plate is embedded into the abdicating hole and is clamped with the opening of the base and the protruding part to form a dust suction port and a dust suction channel respectively, the dust suction port is communicated with a pipe cavity in the pipe joint through the dust suction channel in the floor brush body, and the upper end surface of the base is provided with 2 guide columns;

a left support plate and a right support plate are respectively fixed on two sides in the upper cover, two ends of a switch rod positioned between the upper cover and the lifting plate are rotatably arranged in through holes of the left support plate and the right support plate, and the switch rod is provided with a key and a sliding plate;

the front end surface and the rear end surface of the lifting plate are respectively provided with a front groove and a rear groove, brush strips are embedded in the front groove and the rear groove, and the upper surface of the lifting plate is provided with 2 accommodating cavities, 2 guide holes and sliding chutes corresponding to the sliding plate;

the base is embedded into a guide hole of the lifting plate, an elastic component is arranged in an accommodating cavity of the lifting plate and is positioned between the accommodating cavity and the base, when the switch rod rotates around the axis of the switch rod, the sliding plate moves along the inclined plane of the sliding groove so as to push the brush strips in the front groove and the rear groove to extend out of the lower end face of the base, and the left end and the right end of the base are both provided with side baffles;

the outer surface of a bending pipe part positioned at the front end of the bent pipe is provided with a mounting groove formed by 2 flanges, a clamping ring with an opening is mounted in the mounting groove, the outer surface of the clamping ring is provided with at least 2 clamping hook parts, the pipe joint is provided with a mounting hole for embedding the clamping hook parts, the opening of the bending pipe part is a bell mouth, the diameter of the outer opening of the bending pipe part is larger than that of the tail opening, the opening of the pipe joint is the bell mouth, the diameter of the outer opening of the pipe joint is larger than that of the tail opening, and the diameter of the outer opening of the bending pipe part is positioned between the diameter of the outer opening of the pipe joint and;

the air duct cover plate is embedded into the abdicating hole and is buckled and connected with the base through a pair of mutually matched bayonet and clamping hooks; the sliding groove and the sliding plate are at least provided with two pairs and are respectively positioned at two sides of the dust collection channel.

The further improved scheme in the technical scheme is as follows:

preferably, the 2 guide posts are respectively located on two sides of the air duct cover plate, and the 2 guide holes are respectively located on two sides of the abdicating hole.

Compared with the prior art, the technical scheme of the invention has the following advantages and effects:

the invention relates to a dust-absorbing floor brush, wherein a dust collector brush strip and brush hair are selected to be lifted or not according to the use occasion, the outer surface of a bent pipe part at the front end of a bent pipe is provided with a mounting groove formed by 2 flanges, a clamping ring with an opening is mounted in the mounting groove, the outer surface of the clamping ring is provided with at least 2 clamping hook parts, a pipe joint is provided with a mounting hole for embedding the clamping hook parts, the opening of the bent pipe part is a bell mouth, the diameter of the outer opening of the bent pipe part is larger than that of the tail opening, the opening of the pipe joint is a bell mouth, the diameter of the outer opening of the pipe joint is larger than that of the tail opening, the diameter of the outer opening of the bent pipe part is positioned between the diameter of the outer opening of the pipe joint and the diameter of the tail opening, the left end and the right end of a base are both provided with side baffles, the installation is convenient, and the space in the brush body for designing a dust collection channel is larger; secondly, the switch handle is pulled without obstacles, when the switch handle is lifted, the bent pipe is connected with the 1M connecting pipe, the ground brush is lifted to freely fall from the 1M position, the ground brush is flapped for 7 times, and the switch handle does not rebound; the base and the dust collection channel are integrated, and the dust collection air channel is arc-shaped at the corner, so that the smoothness of air flow is ensured, and the design causes that the noise is low and the suction force is attenuated less at the position when the dust collector is used; and the air duct cover plate is embedded into the abdicating hole and is clamped with the base opening and the bulge part to form a dust suction port and a dust suction channel respectively, so that the cleaning of the dust suction channel in the upstream floor brush body and the pipe cavity in the pipe joint is facilitated.

Drawings

FIG. 1 is a partially exploded view of a dust-absorbing floor brush according to the present invention;

FIG. 2 is a schematic structural view of an upper cover and a switch lever of the dust-absorbing floor brush of the present invention;

FIG. 3 is a partially exploded view of a dust-collecting floor brush of the present invention;

FIG. 4 is a schematic view of the upper cover structure of the dust-absorbing floor brush of the present invention;

FIG. 5 is a schematic view of a base and a cover plate structure of a dust collecting floor brush of the present invention;

FIG. 6 is a schematic bottom view of the structure of FIG. 5;

FIG. 7 is a schematic view of a lifting plate structure of the dust-absorbing floor brush of the present invention;

FIG. 8 is a schematic structural view of a dust-absorbing floor brush elbow and a pipe joint of the present invention.

In the above drawings: 1. a floor brush body; 2. a pipe joint; 3. an upper cover; 31. a left support plate; 32. a right support plate; 4. a base; 41. an opening; 42. a boss portion; 5. a cover plate; 6. a lifting plate; 61. a hole of abdication; 62. a front groove; 63. a rear groove; 7. an air duct cover plate; 8. a dust suction port; 9. a dust collection channel; 10. a guide post; 11. a switch lever; 111. pressing a key; 112. a slide plate; 12. brushing the strip; 13. an accommodating cavity; 14. a guide hole; 15. a chute; 151. a step surface; 16. an elastic member; 17. a latch shaft; 18. a bayonet; 19. a hook; 20. a roller; 21. bending the pipe; 22. bending the pipe part; 23. a flange; 24. mounting grooves; 25. a collar; 251. an opening; 26. a hook portion; 27. and (7) installing holes.

Detailed Description

The invention is further described with reference to the following figures and examples:

example (b): the utility model provides a dust absorption scrubbing brush, includes scrubbing brush body 1 and sets up the coupling 2 on scrubbing brush body 1, scrubbing brush body 1 includes that upper cover 3, base 4, cover plate 5 and center have the lifter plate 6 of hole 61 of stepping down, its characterized in that: the floor brush further comprises an air duct cover plate 7, the air duct cover plate 7 is embedded into the abdicating hole 61 and is clamped with the opening 41 and the protruding part 42 of the base 4 to form a dust suction port 8 and a dust suction channel 9 respectively, the dust suction port 8 is communicated with a pipe cavity in the pipe joint 2 through the dust suction channel 9 in the floor brush body 1, and 2 guide columns 10 are arranged on the upper end surface of the base 4;

the left and right supporting

plates

31 and 32 are respectively fixed on two sides in the upper cover 3, two ends of a switch rod 11 positioned between the upper cover 3 and the lifting plate 6 are rotatably arranged in through holes of the left and right supporting

plates

31 and 32, and the switch rod 11 is provided with a key 111 and a sliding plate 112;

the front end surface and the rear end surface of the lifting plate 6 are respectively provided with a front groove 62 and a rear groove 63, the front groove 62 and the rear groove 63 are internally embedded with a brush strip 12, and the upper surface of the lifting plate 6 is provided with 2 accommodating cavities 13, 2 guide holes 14 and a sliding chute 15 corresponding to the sliding plate 112;

the base 4 10 is embedded into the guide hole 14 of the lifting plate 6, the elastic member 16 is installed in the accommodating cavity 13 of the lifting plate 6, the elastic member 16 is located between the accommodating cavity 13 and the base 4, when the switch lever 11 rotates around the axis of the switch lever, the sliding plate 112 moves along the inclined plane of the sliding groove 15, so as to push the brush strips 12 in the front groove 62 and the rear groove 63 to extend out of the lower end surface of the base 4, and the left end and the right end of the base 4 are both provided with the side baffles 28;

a bolt shaft 17 penetrates through respective through holes of the bottom of the pipe joint 2, the bottom of the bulge part 42 of the base 4 and the cover plate 5, so that the pipe joint 2, the base 4 and the cover plate 5 are connected, the pipe joint 2 can rotate around the bolt shaft 17, and two sides of a dust collection opening 8 formed by the base 4 and the air duct cover plate 7 are smooth arc-shaped surfaces;

lie in the pipe portion 22 surface of bending of return bend 21 front end has the mounting groove 24 that is formed by 2 flanges 23, a rand 25 that has opening 251 install in mounting groove 24, rand 25 surface has 2 at least hook portion 26, coupling 2 has the mounting hole 27 that supplies hook portion 26 embedding, the opening of pipe portion 22 of bending is the bellmouth, and the pipe portion 22 outer mouthful of department diameter of bending will be greater than end mouthful department diameter, the opening of coupling 2 is the bellmouth, and the pipe portion 2 outer mouthful of department diameter will be greater than its end mouthful department diameter, and the pipe portion 22 outer mouthful of department diameter of bending lies in between the pipe portion 2 outer mouthful of department diameter and end mouthful department's diameter.

The corner of the dust absorption channel 9 of the floor brush body 1 is arc-shaped.

The air duct cover plate 7 is inserted into the receding hole 61 and is buckled with the base 4 through a pair of mutually matched bayonets 18 and hooks 19.

At least two pairs of sliding grooves 15 and sliding plates 112 are arranged and are respectively positioned at two sides of the dust suction channel 9.

At least one stepped surface 151 is provided on the inclined surface of the slide groove 15.

The 2 guide posts are respectively located on two sides of the air duct cover plate, and the 2 guide holes 14 are respectively located on two sides of the yielding hole.

Rollers 20 are installed at both ends of the latch shaft 17 and at both sides of the protrusion 42, and the end of the hook 26 is an inclined surface.

When the dust-collecting floor brush is adopted, the seamless sealing connection between the elbow and the pipe joint is realized, the dust-collecting efficiency is improved, the suction force in front of the dust-collecting opening is improved, the higher vacuum degree at the air inlet is maintained, the installation is convenient, and the space in the brush body for designing a dust-collecting channel is larger; secondly, the switch handle is pulled without obstacles, when the switch handle is lifted, the bent pipe is connected with the 1M connecting pipe, the ground brush is lifted to freely fall from the 1M position, the ground brush is flapped for 7 times, and the switch handle does not rebound; the base and the dust collection channel are integrated, and the dust collection air channel is arc-shaped at the corner, so that the smoothness of air flow is ensured, and the design causes that the noise is low and the suction force is attenuated less at the position when the dust collector is used; and the air duct cover plate is embedded into the abdicating hole and is clamped with the base opening and the bulge part to form a dust suction port and a dust suction channel respectively, so that the cleaning of the dust suction channel in the upstream floor brush body and the pipe cavity in the pipe joint is facilitated.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a dust absorption scrubbing brush, includes scrubbing brush body (1), sets up coupling (2) and return bend (21) on scrubbing brush body (1), scrubbing brush body (1) has lifter plate (6) of hole of stepping down (61) including upper cover (3), base (4), cover plate (5) and center, its characterized in that: the floor brush is characterized by further comprising an air duct cover plate (7), the air duct cover plate (7) is embedded into the abdicating hole (61) and is clamped with the opening (41) of the base (4) and the protruding part (42) to form a dust suction port (8) and a dust suction channel (9) respectively, the dust suction port (8) is communicated with a pipe cavity in the pipe joint (2) through the dust suction channel (9) in the floor brush body (1), and 2 guide columns (10) are arranged on the upper end face of the base (4);

a left support plate and a right support plate (31 and 32) are respectively fixed on two sides in the upper cover (3), two ends of a switch rod (11) positioned between the upper cover (3) and the lifting plate (6) are rotatably arranged in through holes of the left support plate and the right support plate (31 and 32), and the switch rod (11) is provided with a key (111) and a sliding plate (112);

the front end surface and the rear end surface of the lifting plate (6) are respectively provided with a front groove (62) and a rear groove (63), the front groove (62) and the rear groove (63) are embedded with a brush strip (12), and the upper surface of the lifting plate (6) is provided with 2 accommodating cavities (13), 2 guide holes (14) and a sliding chute (15) corresponding to the sliding plate (112);

the guide post (10) of the base (4) is embedded into a guide hole (14) of the lifting plate (6), an elastic component (16) is installed in an accommodating cavity (13) of the lifting plate (6), the elastic component (16) is located between the accommodating cavity (13) and the base (4), when the switch rod (11) rotates around the axis of the switch rod, the sliding plate (112) moves along the inclined plane of the sliding groove (15) so as to push the brush strips (12) in the front groove (62) and the rear groove (63) to extend out of the lower end face of the base (4), and the left end and the right end of the base (4) are both provided with side baffles (28);

the outer surface of a bent pipe part (22) positioned at the front end of the bent pipe (21) is provided with a mounting groove (24) formed by 2 flanges (23), a clamping ring (25) with an opening (251) is mounted in the mounting groove (24), the outer surface of the clamping ring (25) is provided with at least 2 clamping hook parts (26), the pipe joint (2) is provided with a mounting hole (27) for embedding the clamping hook part (26), the opening of the bent pipe part (22) is a bell mouth, the diameter of the outer opening of the bent pipe part (22) is larger than that of the tail end, the opening of the pipe joint (2) is a bell mouth, the diameter of the outer opening of the pipe joint (2) is larger than that of the tail end, and the diameter of the outer opening of the bent pipe part (22) is positioned between the diameter of the outer opening of the pipe joint (2) and the diameter of;

the air duct cover plate (7) is embedded into the abdicating hole (61) and is buckled and connected with the base (4) through a pair of mutually matched bayonets (18) and hooks (19); at least two pairs of sliding grooves (15) and sliding plates (112) are arranged and are respectively positioned at two sides of the dust collection channel (9).

2. A dust-collecting floor brush as claimed in claim 1, wherein: the 2 guide posts are respectively located on two sides of the air duct cover plate, and the 2 guide holes (14) are respectively located on two sides of the abdicating hole.