CN2176108Y

CN2176108Y - Floor washing machine

Info

Publication number: CN2176108Y
Application number: CN 93203834
Authority: CN
Inventors: 甘克波
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-02-11
Filing date: 1993-02-11
Publication date: 1994-09-07
Anticipated expiration: 2003-02-11

Abstract

The utility model relates to a floor washing machine, which belongs to the machine for cleaning floors. The utility model is composed of an electric motor, an air centrifugal pump, a thick sponge cover which is wrapped on a rigid frame, a sealing inner box, a one-way valve, a float, a water level control switch, a big ripple-shaped flexible tube, a retractable binodal hard tube, a water quantity switch, a scouring suction head, a converting switch, an outer box, a corrupt water filtering purifier, a small water flow flexible tube and a four wheel hand truck. The utility model is characterized in that an electric motor is used as the power; the floors are scoured by the circulation of water; the dust, the small junk and dirty objects mixed in the water are collected in the outer box of the machine, and thus the floor cleaning can be achieved.

Description

Floor washing machine

The utility model belongs to Clean-machine, especially for the cleaning on ground.

The machine that is used for floor cleaning work, what generally use at present is vacuum cleaner.It is divided into two classes again: do suction mode and wet suction mode.Do suction mode dust catcher in use, by motor drives air centrifugal pump, make dust collecting bucket of dust catcher produce high vacuum, powerful suction function is air and be blended in airborne dust, on the ground small garbage and foul is drawn in the dust bucket by suction nozzle, hard tube and flexible pipe, under the isolation of filter membrane, dust, small garbage and foul are left in the dust bucket, and air is discharged to space outerpace.The cleaning floor work of this mode comes down to utilize air to make the periodic duty media material, and dust, small garbage and dust collection are in the same place, and reaches the purpose of cleaning.The shortcoming of this cleaning mode is to remove clean sticking to ground foul.Wet suction mode dust catcher and dried suction mode dust catcher difference are the different of filter membrane, the former usefulness be gross porosity hole sponge filter membrane, both are all identical for remaining part.Wet suction mode dust catcher can and be blended in airborne dust, small garbage, foul and addle air when working and be drawn in the dust collecting bucket of dust catcher, under the isolation of filter membrane, dust, small garbage, foul and addle are left in the dust bucket, and air is discharged to space outerpace.The cleaning floor work of this mode can utilize water to dispose and stick to ground foul, but water must be reserved on the ground with method for distinguishing, it can not utilize water to circulate and scrub ground, just simply addle is collected in the dust bucket, its inefficiency, takes the labour.

The purpose of this utility model is the machine that a kind of improved, high efficiency, province labour cleaning floor will be provided.It not only can be collected dust, small garbage, foul and addle in the outer container of machine, and can be the addle in the outer container by dirty water filtration water purifier, be filtered into clean water, again the water of cleaning is drawn out to ground to scrub ground, be drawn in the sealing of machine in the case scrubbing water after dirty then, be back to the outer container from interior case again, in such water circulates the process of scrubbing ground, remove totally, make ground reach highly cleaning sticking to ground foul.

The utility model can be realized by following measure.Make case generation air pressure difference in the sealing with motor-operated air centrifugal pump, check valve is closed voluntarily.Baffle plate on the change-over switch rotate in place and seals the opening in the close chamber of scrubbing suction nozzle inside, make annular seal space be in high vacuum, because the little flexible pipe other end of water flowing joins with the dirty water filtration water purifier that is immersed in the outer container water, under the effect of the difference of the negative pressure of high vacuum and atmospheric pressure, the water of outer container flows in the little flexible pipe of water flowing and in the change-over switch.Depress toward ground scrubbing suction nozzle, make to be contained in the push rod of scrubbing suction nozzle inside and to back down baffle plate, high vacuum is delivered on the ground by the opening of annular seal space.When plate washer rotates, the commutation of the internal path of change-over switch; The path of high vacuum is led in cut-out, opens the path that leads to ground, and the water in the little flexible pipe of water flowing is drained into ground.Water is because the siphonage effect continue to be flowed, and the water that flows out ground is scrubbed suction nozzle again after dirty and sucked through scrubbing.The addle that is inhaled into case in the sealing is isolated by sponge cover and is accumulated in the sealing in the case, and outside the hole and air centrifugal pump discharge machine of inhaled air by the sponge cover.The water level of case is elevated to certain position in to be sealed, the float that is contained in case inside in the sealing is owing to buoyancy rises, touch level control switch for water and cut off motor circuit, vacuum expendable pattern, and the check valve that is contained in case bottom in the sealing is opened owing to air pressure difference disappears, water is by the outer container diffluence of check valve to lower, and after water flowed away, float descended and touches level control switch for water connection motor circuit.Motor is reworked.

Case, change-over switch, check valve, float, level control switch for water, post rod mechanism and dirty water filtration water purifier are simple in structure in the sealing in the utility model, and dependable performance realizes easily.

Complete machine concrete structure of the present utility model and each parts concrete structure are provided by following embodiment and accompanying drawing thereof.

Below describe details and working condition in detail according to the concrete machine that the utility model proposes.

Describe complete machine concrete structure and working condition in detail in conjunction with Fig. 1 and Fig. 2.

This machine comprises four-wheeled hand truck 6, motor 9, air centrifugal pump 8, thick sponge cover 5 on the rigid frame, the rubber ring 10 of case in being used to seal, the little flexible pipe 15 of water flowing penetrates from the bottom that seals interior case 4, in big flexible pipe 16 pipes of bellows-shaped, connect water yield switch 18, through being connected with change-over switch 27 in hard binodal hard tube 17 pipes of scalable binodal.The commentaries on classics core 35(of change-over switch sees Fig. 2) be tightened to one with baffle plate 23, and baffle plate is equipped with small round bar 31(and sees Fig. 2), the flat groove 32(that small round bar is inserted push rod sees Fig. 2) in, push rod 20 drives baffle plates 23 motions.Be lifted overhead 26 when scrubbing suction nozzle, pressing spring 21 moves downward push rod 20, therefore baffle plate is driven the commentaries on classics core 35(that changes switch that rotates and is seen Fig. 2) the center line rotation, rotate in place and annular seal space opening 24 is sealed the opening 37(that changes simultaneously on the core see Fig. 2) and change-over switch shell 27(see Fig. 2) on the 36(that opens see Fig. 2) communicate, and opening 36 and annular seal space 28 communicate.At this moment, when motor 9 work, air centrifugal pump 8 makes case 4 inside and outside generation air pressure differences in the sealing, and check valve 3 is closed, and produces the high vacuum of a sealing, comprise case 4 in the sealing, the big flexible pipe 16 of bellows-shaped, scalable binodal hard tube 17 is scrubbed the annular seal space 28 in the suction nozzle 22, change-over switch 27 inside, the little flexible pipe of water flowing 15 inside.Because dirty water filtration water purifier 1 is connected with the little flexible pipe 15 of water flowing, under the effect of the negative pressure of high vacuum and atmospheric pressure difference, the water 30 of outer container enters little flexible pipe 15 of water flowing and change-over switch 27.See Fig. 2 if be not related to make and break mouth 36(), water can be inhaled in sealing in the case 4, but need only compress slightly scrubbing suction nozzle 22 past ground 26, and the pressing spring 21 on the push rod 20 is compressed, push rod 20 drives baffle plate 23 and is rotated away from annular seal space opening 24, and high vacuum is passed on the ground.Simultaneously, change core 35 and rotate (see figure 2), opening 36 is closed the isolation high vacuum, and opening 38 is connected delivery port 34, and water is because siphonage continues to flow to ground.The people who operates machines can make brush 39(see Fig. 2 with holding tight scalable binodal hard tube 17) scrub ground back and forth, wheel 33(sees Fig. 2) guarantee the push rod position and scrub smooth.Addle is inhaled in the gap on rubber apron 25 and ground 26 and scrubs suction nozzle 22.The addle that arrives case in the sealing is gathered under the stopping of thick sponge cover 5, and water level rises, and float 13 rises, and touches level control switch for water 11, cuts off circuit, and motor quits work, vacuum expendable pattern, and air pressure difference disappears, and check valve 3 is opened.Water is to outer container 29 diffluences of lower.After water flowed away, float descended, and touched level control switch for water and connected circuit, and motor works on.

The target size 1200mm of institute is the High Level scope that indicates the little flexible pipe of water flowing among Fig. 1, if do not exceed this scope, this function operate as normal.Rubber catch 14 is to change to suck air-flow, directly impacts thick sponge cover 5 to prevent air-flow.Conductor wire 12 inserts motor 9 through switch 11.

Describe each parts concrete structure and working condition in detail in conjunction with Fig. 3, Fig. 4, Fig. 5, Fig. 6.

Fig. 3 is a D partial enlarged drawing among Fig. 1, level control switch for water 11 mechanism principles and circuit theory diagram.Water 30 makes float 13 risings, member 49 that member 48 is moved upward, and member 47 guarantees that members 48 move up and down freely, and member 46 is driven leaves contact 42, and the circuit of motor 9 is cut off.Water flows away, and in the float decline process, the trying hard to keep of spring 45 held member 46 positions and remained unchanged.Member 49 moves downward member 48, and member 46 is driven, and spring is compressed the position of crossing the centre line contacts member 46 and contact 42, and circuit is switched on.Member 43 and member 44 guarantee that mechanism action is correct.

Fig. 4 is an E partial enlarged drawing among Fig. 1, check valve 3 structural diagrams.

Case 4 is closely pasted in round rubber sheet 51 and the sealing, be circular hole in the middle of them, can allow water pass through, and sheet rubber valve gap 52 is strengthened by iron plate 53, and is fastened on by screw and nut 50 and seals on the interior case 4.When air pressure difference, sheet rubber valve gap 52 can be close to round rubber sheet 51 and play sealing function.

Fig. 5 is a C partial enlarged drawing among Fig. 1, the locking mechanism diagram of scalable binodal hard tube.

When locking nut 19 screws, oppress circular voussoir 56 on hard tube 55, make 54 one-tenth fastening connections of hard tube 55 and hard tube.

Fig. 6 is a B partial enlarged drawing among Fig. 1, the structural diagrams of dirty water filtration purifier 1.

The particle size of sand grains 58 is between 0.4～0.3mm, and outer cover net 59 is that the square mesh screen of 0.2mm surrounds sand grains by mesh size, overflows to prevent sand grains.Sand layer thickness is 30mm.Utilize the gap between the sand grains that the suspension of dirty water and bulky grain solids are kept apart.Inner cover net 57 is kept apart sand grains by the square mesh screen of mesh size 0.2mm, enters the little flexible pipe 15 of water flowing to prevent sand grains.The surface area of inner cover net is not less than 158cm ², the little flexible pipe interior diameter of water flowing is 10mm.Dirty water filtration purifier filter capacity is: the suspension before filtering is up to 1000～1600mg/L, suspension after the filtration drops to 5～60mg/L, oarse-grained solids all is isolated in the outer container, drop is in the 15cm siphonage, and the discharge of dirty water filtration water purifier is 1.075L/min.

Claims

1, the Floor washing machine of cleaning floor is scrubbed in a kind of circulation that utilizes water, comprise wheel-type hand carts (6), motor (9), air centrifugal pump (8), case (4) in the sealing, the outer container that is filled with water (29), scrub suction nozzle (22), connect the interior case (4) of sealing and scrub the corrugated flexible hose (16) of suction nozzle (22), telescopic binodal hard tube (17), it is characterized in that sealing float (13) in the interior case (4) drives gauge tap (11) with the lifting of water level and cuts off or connect, motor (9) is stopped or working, the sealing in case (4) be installed in outer container (29) above, water in the sealing in the case (4) flows to outer container (29) by check valve (3), the little flexible pipe of water flowing (15) connects the change-over switch of scrubbing in the suction nozzle (22) (27), by hard tube (17) and corrugated flexible hose (16), pass from the bottom that seals interior case (4), connect the dirty water filtration purifier (1) in the outer container (29).

2, Floor washing machine according to claim 1, it is characterized in that scrubbing suction nozzle (22) and comprise push rod (20), plate washer (23), change-over switch (27), brush (39), the commentaries on classics core (35) of change-over switch (27) is tightened to one with plate washer (23), plate washer (23) is equipped with small round bar (31), small round bar is inserted in the flat groove (32) of push rod (20), push rod (20) drives plate washer (23) and rotates, seal the opening (24) of annular seal space (28), opening (37) on the commentaries on classics core (35) and the opening (36) on the change-over switch (27) communicate, opening (36) and annular seal space (28) communicate, in case opening (24) is sealed by plate washer (23), high vacuum is transmitted in change-over switch (27) and is entered in the little flexible pipe of water flowing (15), in case opening (24) is opened, isolated high vacuum communicates with outside atmosphere with making in the little flexible pipe of water flowing (15) in the change-over switch (27).