CN215457720U

CN215457720U - Sensing system of floor washing machine

Info

Publication number: CN215457720U
Application number: CN202121818455.6U
Authority: CN
Inventors: 熊基荣
Original assignee: Shenzhen Lianzemei Technology Co ltd
Current assignee: Shenzhen Lianzemei Technology Co ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2022-01-11
Anticipated expiration: 2031-08-05

Abstract

The utility model belongs to the technical field of floor washers, and particularly discloses a sensing system of a floor washer, which comprises a sewage tank arranged on the floor washer, wherein a floating column is accommodated in a sewage storage cavity of the sewage tank, the floating column is in sliding connection with a sewage cover of the sewage tank, a floating column sensor is arranged on the sewage cover, the floating column sensor is arranged corresponding to the floating column, a plurality of infrared reflection sensors are arranged at intervals at the bottom of a floor brush seat of the floor washer, and the floating column sensor and the infrared reflection sensors are electrically connected with a main circuit board in the floor washer. The sensing system of the floor washing machine senses the position of the floating column through the floating column sensor to detect the sewage level, and simultaneously, utilizes the infrared reflection sensor to detect the dust on the ground, thereby being convenient for users to use.

Description

Sensing system of floor washing machine

Technical Field

The utility model belongs to the technical field of cleaning equipment, and particularly relates to a sensing system of a floor washing machine.

Background

Floor washers are also called floor washers and floor washing and drying machines, and are cleaning machines for cleaning hard floors, drying sewage and taking the sewage away from the site. The floor is suitable for stations, docks, airports, workshops, warehouses, schools, hospitals, restaurants, shopping malls and other places with wide hard floors, and the cleaning concept of replacing manpower with machinery is deep.

The existing floor cleaning machine can suck the sewage on the ground into the sewage tank, so that the use frequency of the floor cleaning machine is increased, a user cannot directly judge the sewage amount in the sewage tank, and whether dust exists on the ground or not is difficult to identify, and the use of the floor cleaning machine is influenced.

The inventors therefore sought to devise a system to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: the sensing system of the floor washing machine can directly display the sewage quantity in the sewage tank and the dust on the ground, and is convenient for users to use.

In order to achieve the purpose, the utility model adopts a technical scheme that:

the utility model provides a sensing system of scrubber, is including setting up the sewage case on scrubber, the dirty intracavity of storage of sewage case has acceptd floating post, floating post with the sewage lid sliding connection of sewage case, the sewage is covered and is equipped with floating post sensor, floating post sensor with floating post corresponds the setting, the ground brush seat bottom interval of scrubber is equipped with a plurality of infrared reflection sensor, floating post sensor with infrared reflection sensor all with main circuit board electricity in the scrubber is connected.

As an improvement of the sensing system of the floor washing machine, the sewage cover comprises an inner cover and an outer cover, the outer cover is covered on the inner cover, an air exhaust hole of the inner cover extends to the sewage storage cavity to form a frame-shaped support, and the floating column is connected with the support in a sliding manner.

As an improvement of the sensing system of the floor washing machine, two opposite sides of the floating column are respectively provided with a sliding block, two opposite sides of the bracket are provided with strip-shaped sliding grooves, and the sliding blocks are arranged in the corresponding sliding grooves in a sliding manner.

As an improvement of the sensing system of the floor washing machine, an opening is formed in one side face of the support, two limiting plates are vertically arranged on the other side face of the support at intervals, and the two limiting plates extend into the sewage storage cavity.

As an improvement of the sensing system of the floor washing machine, two limiting columns are arranged at the bottom of the inner cover at intervals, and extend into the sewage storage cavity.

As an improvement of the sensing system of the floor washing machine, the inner cover extends outwards along the side wall of the air suction hole to form a frame-shaped abutting part, and the top of the abutting part is obliquely arranged and is abutted with the air inlet hole of the outer cover.

As an improvement of the sensing system of the floor washing machine, the top of the outer cover is provided with a groove, a HEPA filter is accommodated in the groove, the air inlet hole is positioned at the bottom of the groove, and the air inlet hole is communicated with the air suction hole.

As an improvement of the sensing system of the floor washing machine, a rubber ring is sleeved outside the inner cover, the rubber ring is positioned below the outer cover and exposed out of the outer cover, and a waterproof ring is arranged at the top of the outer cover and surrounds the HEPA filter.

As an improvement of the sensing system of the floor washing machine, the infrared reflection sensor is positioned between the rolling brush of the floor brush seat and the wheels of the floor brush seat.

As an improvement of the sensing system of the floor washing machine, a sewage suction cavity and a sewage storage cavity are formed in the sewage tank through a sewage suction pipe in a separated mode, the sewage storage cavity is communicated with the sewage pipe in the floor brush seat through the sewage suction cavity, and the sewage storage cavity is arranged outside the sewage suction cavity in a surrounding mode.

Compared with the prior art, the sensing system of the floor washing machine has the advantages that the floating column capable of floating freely is arranged in the sewage storage cavity, the position of the floating column is sensed by the floating column sensor on the sewage cover, the water level in the sewage storage cavity is further identified, meanwhile, the infrared reflection sensor at the bottom of the floor brush seat is used for sensing the ash layer on the ground, the sewage level and the ground cleaning condition are displayed, and the use by a user is facilitated.

Description of the drawings:

FIG. 1 is a perspective view of a floor scrubber of the present invention;

FIG. 2 is a perspective view of another perspective of the scrubber of the present invention;

FIG. 3 is an internal block diagram of the scrubber of the present invention;

FIG. 4 is an enlarged view of the inner structure of the foul water tank of the present invention;

FIG. 5 is an enlarged perspective view of the sewage cover and the negative pressure pump of the present invention;

FIG. 6 is an enlarged perspective view of the outer lid of the present invention;

FIG. 7 is an exploded perspective view of the inner cover and floating post of the present invention;

fig. 8 is an enlarged perspective view of the foul water tank of the present invention.

Illustration of the drawings:

1. the device comprises a shell, 11, a purified water tank switch, 12, a display screen, 2, a purified water tank, 21, a purified water tank cover, 3, a sewage tank, 31, a sewage suction pipe, 4, a ground brush seat, 41, a rolling brush, 42, an infrared reflection sensor, 5, a floating column, 51, a sliding block, 6, an outer cover, 61, an inner cover, 611, a sliding groove, 612, a limiting plate, 613, a limiting column, 614, an abutting part, 615, a support, 616, an air inlet, 62, a rubber ring, 63, a HEPA filter, 64, a waterproof ring, 7, a negative pressure pump, 8 and a sewage pipe.

Detailed Description

The embodiments of the present invention will be described in detail with reference to the accompanying drawings, which are for reference and illustration only and are not to be construed as limiting the scope of the utility model.

Referring to fig. 1 to 8, a sensing system of a floor washing machine is based on the floor washing machine, the floor washing machine comprises a shell 1, a negative pressure pump 7, a transparent clean water tank 2, a sewage tank 3 and a floor brush holder 4, the negative pressure pump 7 is arranged on a sewage cover of the sewage tank 3, the clean water tank 2 is arranged in a clean water bin at the front of the shell 1, the sewage tank 3 is arranged in a sewage bin at the back of the shell 1, the floor brush holder 4 is arranged at the bottom of the shell 1, a clean water pump (not shown) in the floor brush holder 4 pumps clean water in the clean water tank 2 to clean a rolling brush 41 of the floor brush holder 4, the rolling brush 41 cleans the ground to generate sewage, and the negative pressure pump 7 sucks sewage and garbage on the ground into the sewage tank 3.

Referring to fig. 1 to 8, a sensing system of a scrubber comprises a sewage tank 3, a floating column 5 is accommodated in a sewage storage cavity of the sewage tank 3, the floating column 5 is slidably connected with a sewage cover, a floating column sensor (not shown) is arranged on the sewage cover, the floating column sensor is arranged corresponding to the floating column 5, a plurality of infrared reflection sensors 42 are arranged at the bottom of a ground brush seat 4 at intervals, and the floating column sensor and the infrared reflection sensor 42 are electrically connected with a main circuit board in the scrubber.

Referring to fig. 1 and 2, a display screen 12 and a clean water tank switch 11 are provided on the front surface of the housing 1, the display screen 12 is used to display various faults (such as operating conditions of each driving motor), water level and dust of the floor washing machine, so that a user can directly identify various faults, water level and cleaning conditions, and the clean water tank switch 11 is movably clamped with the clean water tank 2 so as to conveniently draw out the clean water tank 2 and add water into the clean water tank 2.

Referring to fig. 4 and 8, the sewage cover is disposed on the sewage tank 3 to form an inner cavity, a sewage suction pipe 31 is disposed in the sewage tank 3, the sewage suction pipe 31 separates the inner cavity of the sewage tank 3 to form a sewage suction cavity and an annular sewage storage cavity, the sewage storage cavity is surrounded outside the sewage suction cavity and the top of the sewage storage cavity is communicated with the sewage suction cavity, and the sewage suction cavity penetrates through the whole sewage tank 3 and the bottom of the sewage suction cavity is in butt joint with the sewage pipe 8 in the floor brush base 4 and is communicated with the sewage suction pipe.

Referring to fig. 5 to 7, the sewage cover includes an inner cover 61, an outer cover 6, a hepa filter 63, and the floating column 5, an air exhaust hole (not shown) is formed at an edge of the inner cover 61, the inner cover 61 extends into the sewage storage cavity along a sidewall of the air exhaust hole to form a frame-shaped bracket 615, two opposite sides of the bracket 615 are respectively provided with a strip-shaped sliding slot 611, the floating column 5 is strip-shaped and located in the bracket 615, two opposite sides of the floating column 5 are respectively provided with a sliding block 51, the two sliding blocks 51 are respectively slidably located in the corresponding sliding slots 611, so that the floating column 5 is slidably connected with the bracket 615, the other two opposite sides of the bracket 615 are respectively provided with an opening and two limiting plates 612, the two limiting plates 612 are vertically arranged on an outer wall of the bracket 615 at an interval, two limiting columns 613 are arranged at a bottom interval of the inner cover 61, the two limiting columns 613 are respectively located at sides of the two limiting plates 612, the bracket 615, and a lateral side of the bracket 615, The two limit plates 612 and the two limit posts 613 extend into the sewage storage cavity, the sewage suction pipe 31 is positioned between the two limit plates 612, the top of the inner cover 61 extends outwards along the side wall of the suction hole to form a frame-shaped abutting part 614, the top of the abutting part 614 is arranged in an inclined manner, the outer wall of the inner cover 61 is sleeved with a rubber ring 62, the outer cover 6 is covered on the inner cover 61, the rubber ring 62 is positioned below the outer cover 6 and exposed on the outer cover 6, the top of the outer cover 6 is provided with a groove, the HEPA filter 63 is accommodated in the groove, the bottom of the groove is arranged in an inclined manner, the inclination angle of the groove is 5-30 degrees, the bottom of the groove is provided with an air inlet hole 616, the air inlet hole 616 is abutted with the abutting part 614, so that the air inlet hole 616 is abutted with the suction hole, in the embodiment, the inner cavity of the support 615, the suction hole, the inner cavity of the abutting part 614 and the air inlet hole 616 form an air exhaust channel, the top of the outer cover 6 is provided with a waterproof ring 64, the waterproof ring 64 is arranged around the HEPA filter 63, the housing 6 is provided with a sewage tank switch, the sewage tank switch is buckled with the shell 1 through a buckle, and in order to electrically connect the floating column sensor with the main circuit board, an electric contact sheet on the outer cover 6 is elastically connected with an elastic sheet (not shown) in the sewage bin.

Referring to fig. 2, the clean water tank 2 is covered with a clean water tank cover 21, and preferably, two infrared reflection sensors 42 are provided in the present embodiment, and the two infrared reflection sensors 42 are spaced apart from each other and are located between a rolling brush 41 of a floor brush holder 4 and a wheel of the floor brush holder 4 (the rolling brush 41 is rotatably provided at the front end of the floor brush holder 4, and the wheel is rotatably provided at the rear end of the floor brush holder 4).

Referring to fig. 1-8, the working principle of the sensing system of the scrubber of the present invention is: a clean water pump in a ground brush seat 4 extracts clean water in a clean water tank 2 to clean a rolling brush 41 of the ground brush seat 4, the rolling brush 41 rolls to clean the ground to generate sewage, a negative pressure pump 7 pumps air in a sewage pipe 8, a sewage suction cavity and a sewage storage cavity to suck sewage and garbage on the ground, the sewage and the garbage enter the sewage suction cavity through the sewage pipe 8 and finally enter the sewage storage cavity to be stored, a floating column 5 floats on the sewage, a floating column sensor detects the position of the floating column 5 and feeds back a position signal of the floating column 5 to a main circuit board, meanwhile, an infrared reflection sensor 42 senses dust on the ground and feeds back a dust signal on the ground to the main circuit board, and the main circuit board displays fault information, water level information and dust information on a display screen 12 for a user to identify.

According to the sensing system of the floor washing machine, the floating column 5 capable of floating freely is arranged in the sewage storage cavity, the position of the floating column 5 is sensed by the floating column sensor on the sewage cover, so that the water level in the sewage storage cavity is identified, meanwhile, the ground ash layer is sensed by the infrared reflection sensor 42 at the bottom of the floor brush seat 4, the sewage level and the ground cleaning condition are displayed, and the use by a user is facilitated.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, therefore, the present invention is not limited by the appended claims.

Claims

1. The utility model provides a sensing system of floor cleaning machine, is including setting up the sewage case on the floor cleaning machine, its characterized in that, the dirty intracavity of storage of sewage case has been acceptd and has floated the post, float the post with the sewage lid sliding connection of sewage case, the sewage is covered and is equipped with superficial post sensor, superficial post sensor with superficial post corresponds the setting, the ground brush seat bottom interval of floor cleaning machine is equipped with a plurality of infrared reflection sensor, superficial post sensor with infrared reflection sensor all with main circuit board electricity in the floor cleaning machine is connected.

2. The sensing system of the floor scrubber as recited in claim 1, wherein the sewage cover comprises an inner cover and an outer cover, the outer cover is covered on the inner cover, the air exhaust hole of the inner cover extends into the sewage storage cavity to form a frame-shaped bracket, and the floating column is slidably connected with the bracket.

3. The sensing system of the scrubber machine as recited in claim 2, wherein two opposite sides of the floating pillar are respectively provided with a sliding block, two opposite sides of the bracket are provided with a bar-shaped sliding groove, and the sliding blocks are slidably disposed in the corresponding sliding grooves.

4. The sensing system of the floor washing machine as claimed in claim 2, wherein an opening is formed in one side surface of the bracket, two limiting plates are vertically arranged on the other side surface of the bracket at intervals, and the two limiting plates extend into the sewage storage cavity.

5. The sensing system of the scrubber of claim 2, wherein the bottom of the inner cover is spaced apart by two spacing posts that extend into the sump cavity.

6. The sensor system of claim 2, wherein the inner cover extends outwardly along the sidewall of the suction hole to form a frame-shaped abutment portion, and the top of the abutment portion is disposed obliquely and abuts against the air inlet hole of the outer cover.

7. The sensor system of claim 6, wherein a groove is formed in the top of the outer cover, a HEPA filter is accommodated in the groove, the air inlet is located at the bottom of the groove, and the air inlet is communicated with the air suction hole.

8. The sensor system of claim 7, wherein a rubber ring is sleeved outside the inner cover, the rubber ring is positioned below the outer cover and exposed from the outer cover, and a waterproof ring is arranged on the top of the outer cover and surrounds the HEPA filter.

9. The sensing system of a floor scrubber of claim 1, wherein the infrared reflective sensor is positioned between a roller brush of the floor brush base and a wheel of the floor brush base.

10. The sensing system of the floor washing machine as claimed in claim 1, wherein the sewage tank is partitioned by a sewage suction pipe to form a sewage suction chamber and a sewage storage chamber, the sewage storage chamber is communicated with the sewage pipe in the floor brush base through the sewage suction chamber, and the sewage storage chamber is surrounded outside the sewage suction chamber.