CN201308896Y

CN201308896Y - Foam generating device of cleaning equipment

Info

Publication number: CN201308896Y
Application number: CNU2008202029610U
Authority: CN
Inventors: 黄演洪
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-11-06
Filing date: 2008-11-06
Publication date: 2009-09-16
Anticipated expiration: 2018-11-06

Abstract

A foam generating device of cleaning equipment comprises an air delivery pipe, a water tank, a water inlet pipe, a water pump, a water outlet pipe, a foam generator and a foam outlet pipe. The foam generator is connected with an air source via the air delivery pipe, the water tank is connected with the water pump via a water pumping pipe, the water pump is connected with the foam generator via the water outlet pipe, the foam generator outputs foams via the foam outlet pipe, a first electrode and a second electrode are arranged on the side wall of the water tank close to the bottom of the water tank at different heights and are electronically connected with a warning device and an automatic power cut device respectively, the warning device and the automatic power cut device are electronically connected with the water pump and an air pump respectively, and the mixed liquid of water and detergent inside the first electrode, the second electrode and the water tank is used as the control switch of the warning device and the automatic power cut device. The foam generating device has the advantages that in case of no water inside the water tank, the water pump and the air pump may stop working and give an alarm to prevent the water pumping being in a null water pumping state, thereby avoiding damage of the water pump and the air pump.

Description

The Frothing appts of cleaning equipment

Technical field

The utility model relates to a kind of Frothing appts of cleaning equipment, particularly relates to a kind of Frothing appts of the cleaning equipment that is used for articles for use such as cleaning carpet, sofa.

Background technology

In the daily cleaning activity, to carpet, the cleaning of article such as sofa often adopts the foam of get blisters case or the generation of dried bubble machine to clean.The existing case of getting blisters (dried bubble machine), be in 200720059919.3 the utility model patent as the patent No., a kind of novel frothing machine is disclosed, comprise parts such as foaming storehouse, air pump, air delivering pipeline, water pump, outlet pipeline and blebbing pipeline, air pump is connected with the foaming storehouse by air delivering pipeline, water pump is connected with the foaming storehouse by outlet pipeline, and the storehouse of foaming is communicated with bubble output hole on the casing by the blebbing pipeline.The existing case of getting blisters (dried bubble machine), owing to do not have power-off protection apparatus and warning device, when water tank does not have water, water pump, air pump can work on, and makes water pump be in the state of dry tap water, and water pump damages easily.

Summary of the invention

The purpose of this utility model be for provide a kind of when water tank does not have water water pump and air pump can cut off the power supply automatically, water pump is difficult for impaired cleaning equipment Frothing appts.

Realize the Frothing appts of cleaning equipment of the present utility model, comprise appendix, water tank, water inlet pipe, water pump, outlet pipe, foam maker and foam output tube, foam maker is connected with source of the gas by appendix, water tank is connected with water pump by drinking-water pipe, water pump is connected with foam maker by outlet pipe, foam maker is exported foam by foam output tube, be provided with first electrode and second electrode near the differing heights place on the water tank sidewall of water tank bottom, first electrode and second electrode are electrically connected with warning device and auto-power-off device respectively, warning device and auto-power-off device are electrically connected with water pump and air pump respectively, first electrode, the mixing material of water and cleaning agent is the gauge tap of warning device and auto-power-off device outage in second electrode and the water tank.Employing has the circuit board of warning device and auto-power-off device and controls water pump, the work of air pump.Circuit board adopts the Dc low voltage power supply power supply, but utilizes the electric conductivity of the mixing material of water, cleaning agent to come control circuit board as switch.When mixing material in the water tank exceeds first electrode and second electrode, circuit board output services voltage supply-water pump, air pump work.Mixing material and compressed air through the foaming of foam maker, produce abundant foam from the exit in being sent to foam maker.But the electric conductivity of utilizing mixing material is come control circuit board as the gauge tap of circuit board, and when mixing material in the water tank was lower than first electrode or second electrode, warning device was reported to the police, the auto-power-off device outage, circuit board does not have operating voltage output, water pump, and air pump quits work.Like this, when water tank does not have water, water pump, air pump can quit work and report to the police, and prevents that water pump is in the state of dry tap water, avoids water pump, air pump to damage.

As improvement, foam maker comprises first connector and second connector; Second intercommunicating pore that in first connector, is provided with taper foaming inner chamber, first intercommunicating pore that is communicated with appendix and is communicated with outlet pipe, first intercommunicating pore and second intercommunicating pore are communicated with taper foaming inner chamber; Be provided with sealing ring, taper screen cloth between first connector and second connector successively, what the taper screen cloth covered taper foaming inner chamber brings out mouth greatly, and first connector is tightly connected with second connector and is in the same place, and second tube connector is communicated with foam output tube.Do not adopt existingly by the sticking screen cloth that forms of pressing of little copper particle, and adopt the taper screen cloth, make the blebbing area of screen cloth big, blebbing is effective, and is not easy to stop up and causes the foaming failure.

As improvement, the taper screen cloth is nylon, oil resistant rubber or stainless screen cloth.The taper screen cloth adopts nylon, and oil resistant rubber and stainless steel sift net materials are not easy by the mixed liquid oxidation of water, cleaning agent screen cloth, reduces oxide and the small gap of foam maker is stopped up and caused the failure of foaming.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is a schematic diagram of the present utility model.

Fig. 2 is the perspective exploded view of foam maker.

Fig. 3 is the cross-sectional schematic along center line of foam maker.

The specific embodiment

As shown in Figure 1, the Frothing appts of cleaning equipment, comprise air pump 1, appendix 2, water tank 3, water inlet pipe 4, water pump 5, outlet pipe 6, foam maker 7 and foam output tube 8, foam maker 7 is connected with air pump 1 by appendix 2, water tank 3 is connected with water pump 5 by drinking-water pipe, water pump 5 is connected with foam maker 7 by outlet pipe 6, foam maker 7 is by foam output tube 8 output foams 9, be provided with first electrode 10 and second electrode 11 near the differing heights place on water tank 3 sidewalls of water tank 3 bottoms, first electrode 10 and second electrode 11 are electrically connected with circuit board 12 respectively, circuit board 12 is provided with warning device and auto-power-off device, circuit board 12 is electrically connected with water pump 5 and air pump 1 respectively, first electrode 10, the mixing material of water and cleaning agent is the gauge tap of warning device and auto-power-off device outage in second electrode 11 and the water tank 3.

As Fig. 2, shown in Figure 3, foam maker 7 comprises first connector 13 and second connector 14; Being provided with taper foaming inner chamber 15, first intercommunicating pore 16 that is communicated with appendix 2 and second intercommunicating pore, 17, the first intercommunicating pores 16 that are communicated with outlet pipe 6 and second intercommunicating pore 17 in first connector 13 is communicated with taper foaming inner chamber 15; Be provided with sealing ring 18, taper screen cloth 19 successively at

first connector

13 and 14 of second connectors, what taper screen cloth 19 covered tapers foaming inner chambers 15 brings out mouth greatly, first connector 13 is tightly connected with second connector 14 and is in the same place, and second tube connector is communicated with foam output tube 8.Taper screen cloth 19 is nylon, oil resistant rubber or stainless screen cloth.

As shown in Figure 1, mixing material (mixing material of water and cleaning agent) is poured in the water tank 3, water level surpasses first electrode 10 and second electrode 11.The material stainless steel of first electrode 10 and second electrode 11.Connect the AC220V power supply of circuit board, the secondary coil two ends output AC24V voltage of transformer TB, after rectifier ZD rectification, output dc voltage (on negative just down).C2, C3 eliminates higher hamonic wave.C4 strobes.After the K switch closure, positive voltage passes through f, g (f, 2 of g have been equivalent to connect the resistance of a 15K Ω), and resistance R 5, R4 gives the b of triode Q2, and forward bias of the e utmost point makes the Q2 conducting.Electric current divides two-way: the one tunnel is the c of positive source → a point → magnetic valve DJ coil → h point → Q2, the e utmost point → power cathode; Another road is the c of positive source → a point → R2 → D2 → h point → Q2, the e utmost point → power cathode.The voltage that the conducting of Q2 is ordered i has only 1.4V, and Q1 ends.The normally opened contact closure of magnetic valve DJ, AC220V voltage one tunnel be added to

terminals J1

1,3 on, air pump energising work is sent compressed air by appendix 2.Potentiometer W is passed through on another road, two-way pipe trigger tube S, and capacitor C 1 triggers bidirectional thyristor T, bidirectional thyristor T conducting, 2,4 output voltages of terminals J1, water pump 5 energising work are extracted mixing material by water inlet pipe 4 out from water tank 3, send from outlet pipe 6.Regulator potentiometer W can control the output of water pump 5 water yields.The mixing material of the compressed air of air pump output and water pump 5 outputs is sent in the copper tracheae and copper plumbing of foam maker 7.Enter the inner chamber of first connector 13 by copper pipe, in the tapered cavity of first connector 13, mix, produce the atomization air flow of rotation.The atomization air flow of rotation produces abundant foam by tapered screen cloth, discharges from the exit of second connector 14.When water tank 3 rocks, the of short duration water that do not touch of water electrode, the electric energy that C5 stores guarantees the b of Q2 in the short time, the forward bias of the e utmost point.The b of (f, 2 of g quite disconnect) Q2 when water tank 3 does not have mixing material, the e utmost point loses forward bias, and Q2 ends.The coil blackout of magnetic valve DJ, originally Bi He normally opened contact is opened, and cuts off water pump 5, the power supply of air pump.Water pump 5, air pump quits work.When Q2 ended, the i point became high potential, the b of Q1, and the e utmost point is in forward bias, the Q1 conducting, buzzer B energising sounds the alarm, and reminds the user to add water.

Claims

1, the Frothing appts of cleaning equipment, comprise appendix, water tank, water inlet pipe, water pump, outlet pipe, foam maker and foam output tube, foam maker is connected with source of the gas by appendix, water tank is connected with water pump by drinking-water pipe, water pump is connected with foam maker by outlet pipe, it is characterized in that: be provided with first electrode and second electrode near the differing heights place on the water tank sidewall of water tank bottom, first electrode and second electrode are electrically connected with warning device and auto-power-off device respectively, warning device and auto-power-off device are electrically connected with water pump and air pump respectively, first electrode, the mixing material of water and cleaning agent is the gauge tap of warning device and auto-power-off device outage in second electrode and the water tank.

2, the Frothing appts of cleaning equipment as claimed in claim 1 is characterized in that: foam maker comprises first connector and second connector; Second intercommunicating pore that in first connector, is provided with taper foaming inner chamber, first intercommunicating pore that is communicated with appendix and is communicated with outlet pipe, first intercommunicating pore and second intercommunicating pore are communicated with taper foaming inner chamber; Be provided with sealing ring, taper screen cloth between first connector and second connector successively, what the taper screen cloth covered taper foaming inner chamber brings out mouth greatly, and first connector is tightly connected with second connector and is in the same place, and second tube connector is communicated with foam output tube.

3, the Frothing appts of cleaning equipment as claimed in claim 2 is characterized in that: the taper screen cloth is nylon, oil resistant rubber or stainless screen cloth.