CN1178269A - Washing machine having centrifugal pump - Google Patents
Washing machine having centrifugal pump Download PDFInfo
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- CN1178269A CN1178269A CN 96122791 CN96122791A CN1178269A CN 1178269 A CN1178269 A CN 1178269A CN 96122791 CN96122791 CN 96122791 CN 96122791 A CN96122791 A CN 96122791A CN 1178269 A CN1178269 A CN 1178269A
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Abstract
The washing machine with centrifugal pump not only sprays washing liquid onto the articles but also supplies air bubbles into a spin tub, thereby improving the washing effect. The centrifugal pump includes a first housing, a second housing fixedly coupled to the first one, an impeller in the first housing to circulate the washing liquid into a spraying nozzle or an outlet tub, a rotor rotating in forward and reverse directions ,and a solenoid valve assembly for supplying air to the impeller. The washing maching has complex turbulance in the spin tub to prevent the articles to be tangled. The air bubbles collide against the liquid flow to improve washing efficiency as well as to dissolve detergents easily.
Description
The present invention relates to washing machine, the washing machine of centrifugal pump is particularly arranged, this pump not only provides air bubble with the circulating cleaning solution spray on object to be washed but also in rotary barrel, thereby improves clean result.
As everyone knows, washing machine is divided into impeller-type, stirring-type and tumbling-box washing machine according to washing methods.
In these washing machines, pulsator washing machine has rotatably been installed an impeller to produce an eddy current in rotary barrel on the rotary barrel diapire.In pulsator washing machine, object such as clothing is cleaned by the friction between eddy current and object.Pulsator washing machine is widely used as washing machine.
Yet it is not good that pulsator washing machine has been proved to be its overall cleaning performance, although the cleaning performance that improves pulsator washing machine by the rotating speed that improves impeller is possible, this can cause object and rotary barrel sidewall sharp impacts, damages thereby object produced.On the contrary, if the rotating speed of impeller reduces, the spot that is present in the object again can not be up hill and dale and object separation.
In order to address the above problem, the air bubbler that has proposed to have generation air bubble in the rotary barrel is to improve the washing machine of cleaning performance.The U.S. Patent application 5,307,649 that people such as LIM announce discloses a kind of washing machine with air bubbler.
Fig. 5 represents the washing machine that people such as LIM announces.
As shown in Figure 5, the washing machine 400 of LIM comprises a shell 10 and a fixing washtub 12 that is fixedly mounted on 10 li on shell, wherein holds cleaning solution or detergent solution.What be connected with the fixing bottom of washtub 12 is drainpipe 14, and it can make cleaning solution outflow from fixing washtub 12 when cleaning, dehydration and rinsing operation.Washing machine 400 further comprises the electro-motor 18 with a power transmission shaft 16, and the clutch pack 24 that first and second power transmission shafts 20 and 22 are arranged.
Electro-motor 18 and clutch pack 24 boths for example weld with appropriate fixing means or screw is fixed on the washtub 12.Power transmission shaft 16 is connected with 22 runnings with first and second power transmission shafts 20 by a tape handler 26.Clutch pack 24 is used for optionally the driving force that electro-motor 18 produces is delivered in first and second 20 and 22 one.
First power transmission shaft 20 is connected with rotary barrel 28.Rotary barrel 28 has many cleaning solution exchange holes 30 to be used for allowing cleaning solution to flow on its sidewall or flows out rotary barrel 28, and bubble passage 32 is arranged on its diapire, so that air bubble enters rotary barrel 28 by it.Second power transmission shaft 22 is connected with the impeller 34 that is installed in rotary barrel 28 bottoms.Impeller 34 has many perforation (not shown)s, flow into rotary barrel 28 by these holes from the air bubble of bubble passage 32 processes.
Bubbler 35 is installed on the basal surface of fixing washtub 12.Bubbler 35 is connected with air pump 38 by air conduit 36, and generates compressed air under the precision control of control device 40.
Washing machine 400 operations with said structure are as follows.
At the washing state, when cleaning solution when 28 li of rotary barrels reach the precalculated position, micro computer (not shown) is sent an operation signal and is given electro-motor 18, thereby drives electro-motor 18.The driving force of electro-motor 18 is passed to second power transmission shaft 22 by power transmission shaft 16, tape handler 26 and clutch pack 24, and the impeller 34 that is connected with second power transmission shaft 22 can rotate forward or backwards like this.
After the washing state was finished, micro computer sent an operation signal and gives control device 40 to open air pump 38.The air that is generated by air pump 38 is by air conduit 36 and be installed in the fixing washtub 12 of bubbler 35 inflows on fixing washtub 12 diapires.The air that has flowed into fixing washtub 12 mixes with the cleaning solution that holds in fixing washtub 12, thereby generates air bubble.
Air duct 32 that forms and the perforation that forms in impeller 34 flow into rotary barrel 28 to air bubble by being passed in rotary barrel 28 bottoms.The liquid stream that air bubble and impeller 34 generate collides so that bubble breaks and collides with object, thereby not only improves cleaning performance, also makes washing agent be easy to dissolving.
Yet, because be used for generating the air pump 38 of air, control device 40 and the bubbler 35 that is used to control air pump 38 is installed in washing machine 400 respectively, washing machine 400 needs a plurality of retaining elements that are used for they are fixed on 400 li of washing machines.Based on this reason, need many steps and element to assemble washing machine 400.
The present invention's problem that solves above-mentioned prior art, therefore, the object of the present invention is to provide a kind of washing machine that centrifugal pump is arranged, this pump not only sprays circulating cleaning solution on object to be washed, and in rotary barrel, provide air bubble, thereby improve clean result.
For achieving the above object, washing machine provided by the invention comprises:
A casing;
An outer bucket is used for holding cleaning solution, and outer bucket is installed in the casing;
A rotary barrel has many draining holes on its sidewall, rotary barrel is installed in the outer bucket;
An impeller is used for producing eddy current in rotary barrel, impeller is installed on the diapire of rotary barrel;
A motor is used for producing revolving force;
First device is used for rotating rotary barrel;
Second device is used for rotating impeller; With
The 3rd device is used for the cleaning solution circulation is entered the spray spout that is installed in outer bucket top, and is used for generating air bubble in cleaning solution, and the cleaning solution that the 3rd device provides air bubble enters outer bucket.
According to the preferred embodiment of the invention, first device comprises that rotating disc that is fixed on the rotary barrel bottom and the rotary barrel power transmission shaft that is connected motor are to accept the revolving force from motor.The rotary barrel power transmission shaft is inserted in the centre of rotating disk securely.
Second device comprises that an impeller power transmission shaft that is connected with motor is to accept the rotatory force from motor.
Tong diapire has the first liquid flow export and the second liquid inflow entrance that is used for accepting from the next cleaning solution of the 3rd device that is used for discharging cleaning solution to the three devices outside.Impeller has many first blades that are used for producing eddy current in rotary barrel, and at its central authorities' formation centre bore.Each first blade has the aperture of at least one near the impeller center.
The 3rd device comprises one first Room, second Room of fixedlying connected with first Room, and the 4th device is used for cleaning solution is recycled to the spray spout or enters the second liquid head piece, and the 5th device is used to rotate the 4th device, and the 6th device is used to the 4th device that air is provided.
First Room comprises a liquid inflow entrance, links to each other by first fluid flow tube with the first liquid head piece of outer bucket, and to accept cleaning solution, first pipe is connected with the spray spout by a circulation pipe, and second pipe is connected by the second liquid head piece of second fluid flow tube with outer bucket.
The 4th device comprises an impeller that is installed in first Room, impeller has a suction pipe mouth to be used for aspirating the cleaning solution that passes through the first Room liquid inflow entrance, and comprise that a plurality of second blades are used for transmitting the cleaning solution that is sucked and manage to first pipe or second of first Room, simultaneously the cleaning solution that is sucked is applied centrifugal force, comprise that also one is fixedly attached to the 5th device to accept from the hub of the next revolving force of the 5th device.
The 5th device comprises that one is installed in being used in second Room and accepts the stator from the electric signal of micro computer, the rotor by stator surrounding, forward and backward rotation preset time cycle when being applied on the stator, comprise that also is inserted in being used for and the co-rotational power transmission shaft of rotor of rotor center with convenient electric signal.
The 6th device comprises an electromagnetic valve component and axial flow fluid course through power transmission shaft.
Washer operation with said structure is as follows.
At the washing state, when cleaning solution reached the precalculated position in rotary barrel, a micro computer sent an operation signal and gives motor, thus CD-ROM drive motor.The driving force of motor is transferred on the impeller power transmission shaft, thereby the impeller that is connected with the impeller power transmission shaft can rotate forward or backwards.
Simultaneously, micro computer applies electric signal and gives electromagnetic valve component and stator.The result is rotor forward and reverse repeated rotation.The revolving force of rotor is transferred to impeller, so impeller forward and backward rotation.As a result, the cleaning solution in the bucket has flowed into the suction pipe mouth of impeller outside.
Simultaneously, when electric signal was applied to electromagnetic valve component, the air batch (-type) in the electromagnetic valve component outside flowed into impeller by electromagnetic valve component.
The air that has this moment flowed into impeller mixes the generation air bubble with cleaning solution.So there is the cleaning solution of air bubble to be sent to first pipe or second pipe in it.
Micro computer is regulated the air velocity that imports impeller by controlling the electromagnetic valve component mode by the preset count method, thereby produces an amount of air bubble.
When the impeller forward rotation, there is the cleaning solution of air bubble to be imported into second pipe through second blade of impeller.The cleaning solution that imports flows into rotary barrel through centre bore that is formed centrally in the impeller and the aperture that forms on first blade.
Cleaning solution process impeller central supply rotary barrel when washing that air bubble is arranged by this way.
During the impeller backward rotation, there is the cleaning solution of air bubble to be flowed into first pipe therebetween through second blade of impeller.This moment, the cleaning solution circulation entered the spray spout that is installed in outer bucket top.The cleaning solution of circulation is directed onto on the object that is contained in the rotary barrel, thereby improves cleaning performance.
As mentioned above, because washing machine of the present invention will have the cleaning solution of air bubble to infeed in the rotary barrel through the impeller centre bore, in rotary barrel, produced complicated turbulent flow, thereby prevented that object from being tangled in rotary barrel central authorities.
In addition, because pump part circulating cleaning solution not only also produces air bubble, washing machine of the present invention need not bubbler separately and is used for bubbler is assembled in fixture in the washing machine, thereby has simplified the assembling of washing machine.
Moreover, when washing, infeed the air bubble of rotary barrel and the liquid stream of impeller generation and collide, thereby not only improve cleaning performance so that bubble breaks and collides object, also make washing agent be easy to dissolving.
Other advantage of above-mentioned purpose and the present invention is by can be clearer to description of Preferred Embodiments with reference to accompanying drawing, wherein:
Fig. 1 is the section of structure according to one embodiment of the invention washing machine;
Fig. 2 is the enlarged drawing of centrifugal pump shown in Fig. 1;
Fig. 3 is the profile of the fluid course of cleaning solution;
Fig. 4 is the enlarged drawing of the electromagnetic valve component shown in Fig. 2;
Fig. 5 is the section of structure of conventional washing machine.
Hereinafter with reference to the accompanying drawings the present invention is described in detail.
Figure 1 shows that the profile of washing machine 100 according to an embodiment of the invention.
As shown in Figure 1, washing machine 100 comprises a casing 110.The rotary barrel 150 that is used for holding the outer bucket 120 of cleaning solution and is installed in the outer bucket 120 all is installed in 110 li of casings.Rotary barrel 150 has many draining holes 152 at its sidewall.The first and second liquid head pieces 122 and 124 are opened outside the diapire of bucket 120, are used for being installed at the impeller 130 that 150 li of rotary barrels produce eddy current the diapire of rotary barrel 150.The rolling disc 140 that is used to rotate rotary barrel 150 is fixed on the basal surface of rotary barrel 150.
Rolling disc 140 has a jack 142 to be connected with the diapire of outer bucket 120, to accept the cleaning solution that flows into through the second liquid head piece 124.One is used to guide cleaning solution to the guide hole 144 of impeller 130 center at rolling disc 140.The cleaning solution that flows into bullport 144 is introduced into the center of impeller 130 by the ring-type guide plate 146 on rolling disc 140 upper surfaces.
Impeller power transmission shaft 174 can rotary adjusting in rotary barrel power transmission shaft 172.Second end of impeller power transmission shaft 174 is fixedly connected at the center of the basal surface of impeller 130, so that impeller 130 can rotation when impeller power transmission shaft 174 rotates.In addition, rotary barrel power transmission shaft 172 is fixed on the centre of rolling disc 140, so that rotary barrel 150 rotates by rolling disc 140 when rotary barrel power transmission shaft 172 rotates.
With reference to Fig. 2, lid 240 that pump part 200 comprises first Room 210, be fixedly mounted on first Room, 210 1 ends and second Room 250 that is connected by fixing means with lid 240 such as welding.
There is a liquid inflow entrance 212 that is connected by first fluid flow tube 184 with the first liquid head piece 122 of outer bucket 120 first Room 210, to accept cleaning solution.As shown in Figure 3, all be formed on the lower of first Room 210 by circulation pipe 182 first pipe 214 that is connected and second pipe 216 that is connected with the second liquid head piece 124 of outer bucket 120 by second fluid flow tube 186 with spray spout 180.Can be installed between first and second pipes 214 and 216 around the two-way valve 218 that is used to guide cleaning solution to the first to manage 214 or second pipe 216 that jointed shaft 220 rotations are moved.
With reference to Fig. 2, an impeller 230 is arranged in first Room.Impeller 230 comprises the suction pipe mouth 232 of a suction from the cleaning solution of liquid inflow entrance 212 inflows, the cleaning solution that is used for sucking when the cleaning solution that give to suck applies centrifugal force transmits a plurality of second blades 233 that enter first pipe, 214 or second pipe 216 and is fixed on the hub 234 of the revolving force that is used for accepting power transmission shaft 260 on the power transmission shaft 260.Hub 234 has a plurality of fluid courses 236 to be communicated with suction pipe mouth 232.In addition, there is a space 238 hub 234 inside.
In second Room 250, be fixed with an acceptance and surrounded the rotor 254 that rotates when applying electric signal by stator 252 with the given son of box lunch from the stator 252 of micro computer (not shown) and one.Power transmission shaft 260 is inserted into the center of rotor 254, and power transmission shaft 260 is with rotor 254 rotations when rotating with convenient rotor 254.
Bearing holder (housing, cover) 280 heart therein has one with the stubborn solid screw 284 wherein of first electromagnetic valve component, 270 spirals.With reference to Fig. 4, first electromagnetic valve component 270 comprises a casing 300 that has opening 305, and opening is used to be undertaken on the leaked-in air of pump part 200 outsides, with a spiral part 310 that the valve chamber 380 that links to each other with fluid passage 262 is arranged.Spiral part 310 is screwed into 284 li of the screws of bearing holder (housing, cover) 280.Be used for batch (-type) at 380 li outfit guiding valves 370 of valve chamber and block the air that flows into valve chamber 380.
A hollow bobbin 320 is fixed on 300 li of casings.First solenoid is around the perisporium of hollow bobbin 320.Being equipped with in 320 li in hollow bobbin can be at 320 li reciprocating first movable core 340 of hollow bobbin when the batch (-type) electric signal is applied to first solenoid 330, be used to restrict the support member 350 of first movable core, 340 motions, be installed in and be used for flexibly supporting first spring 355 of first movable core 340 between first movable core 340 and the support member 350, be connected with first movable core 340 and with the actuating strut 360 of first movable core, 340 associated movements.First terminal first movable core 340 that connects of actuating strut 360, second end of actuating strut 360 passes support member 350 and is connected for 380 li at valve chamber to valve chamber 380 and with guiding valve 370.
In addition, for air being introduced pump part 200, first groove 335 is being arranged between the inwall of the outer wall of first movable core 340 and hollow bobbin 320, between the outer wall of the inwall of support member 350 and actuating strut 360, second groove 365 is being arranged.On the other hand, as shown in Figure 3, be installed in preposition in the drainpipe 560 by second electromagnetic valve component 500 from the electric signal opening and closing drainpipe 560 of micro computer.
Second electromagnetic valve component 500 comprises a hollow posts 505 and is entangled in second solenoid 510 of hollow posts 505 periphery walls.In hollow posts is for 505 li to be equipped with plunger valve 530 whole second movable cores 520 that are connected with above being contained in second movable core 520 to make plunger valve remain on second spring 540 of 550 li of valve seats.
At the washing state, when cleaning solution when 150 li of rotary barrels reach the precalculated position, micro computer sends an operation signal and gives motor 160, thus CD-ROM drive motor 160.The driving force of motor 160 is passed to impeller power transmission shaft 174 by motor drive shaft 162, first belt pulley 164, belt 165, second belt pulley 166 and gear mechanism 170, and the impeller 130 that is connected with impeller power transmission shaft 174 can rotate forward or backwards like this.
Simultaneously, micro computer applies the stator 252 that electric signal is given first solenoid 330 and pump part 200.
When electric signal imposes on stator 252, one section pre-predetermined period of rotor 254 forwards that surrounded by stator 252 and backward rotation prior to setting in the micro computer.The revolving force of rotor 254 is transferred to impeller 230, so impeller 230 forwards and backward rotation.As a result, the cleaning solution of 120 li in bucket has flowed into the suction pipe mouth 232 of impeller 230 through the liquid inflow entrance 212 of the first liquid head piece 122, first fluid flow tube 184 and first Room 210 of outer bucket 120 outside.Then, some cleaning solutions are through the fluid passage of hub 234 236 inflow spaces 238, and remaining cleaning solution flows into first pipe, 214 or second pipe 216 through second blade 233 of impeller 230.At this moment, the pressure in space 238 is because the rotation of second blade 233 is reduced to one below the atmospheric pressure.
Simultaneously, when electric signal was applied to first solenoid 330, first movable core 340 was in 320 li reciprocating motions of hollow bobbin, so that guiding valve 370 batch (-type)s that are connected with actuating strut 360 second ends open and close.Thereby through at first groove 335 between the inwall of the outer wall of first movable core 340 and hollow bobbin 320 and second groove 365 between the outer wall of the inwall of support member 350 and actuating strut 360, the air batch (-type) in pump part 200 outsides flows into valve chamber 380.
At this moment, because the pressure in space 238 is lowered to and is lower than atmospheric pressure, the air that has flowed into valve chamber 380 is through the fluid passage of power transmission shaft 260 262 inflow spaces 238, and owing to pressure different between space 238 and the valve chamber 380 promotes check-valves 266 264 li of grooves.Then, air mixes the generation air bubble with cleaning solution.So, have the cleaning solution of air bubble to be sent to first pipe, 214 or second pipe 216 herein.
Micro computer is regulated the air velocity of importing pump part 200 to produce an amount of air bubble by controlling first electromagnetic valve component 270 by the preset count method.
On the other hand, as shown in Figure 3, when impeller 230 forward rotation, there is the cleaning solution of air bubble to flow into second pipe 216 through second blade 233 of impeller 230.The pressure that flows into second pipe, 216 cleaning solution simultaneously makes two-way valve 218 open second pipe 216 and closes first pipe 214.Thereby cleaning solution through second fluid flow tube 186, outside the jack 142 of bucket 120 the second liquid head piece 124 and rolling disc 140 be introduced into the bullport 144 of rolling disc 140.
Then, centre bore of offering through impeller 130 centers 132 and the aperture 136 on first blade 134, the cleaning solution of importing flows into rotary barrel 150.In this way, when washing, there is the cleaning solution of air bubble to be provided for rotary barrel 150 through the center of impeller 130.
Therefore, in rotary barrel 150, produced complicated turbulent flow, thereby prevented that object from being tangled in rotary barrel 150 central authorities.In addition, further when washing, offer the air bubble of rotary barrel and the liquid stream of impeller 130 generations and collide, thereby not only improve cleaning performance, also make washing agent be easy to dissolving so that bubble breaks and collides with object.
During impeller 230 backward rotation, there is the cleaning solution of air bubble to flow into first pipe 214 therebetween through second blade 233 of impeller 230.At this moment, the pressure of the cleaning solution of inflow first pipe 214 makes two-way valve 218 open first pipe 214 and closes second pipe 216.Thereby, cleaning solution through circulation pipe 182 be recycled to be installed in outside the bucket top spray spout 180.Then, the cleaning solution of circulation is directed onto on the object that is contained in the rotary barrel, thereby improves cleaning performance.
At dewatering state, the revolving force of motor 160 is passed to rotary barrel power transmission shaft 172 by gear mechanism 170, then the rolling disc 140 that is connected with rotary barrel power transmission shaft 172 can rotate, thereby rotate rotary barrel 150.When rotary barrel 150 rotates, because the centrifugal force that applies makes the object of 150 li of rotary barrels be thrown toward the sidewall of rotary barrel 150.The contained draining hole 152 of cleaning solution on rotary barrel 150 sidewalls of object is separated as a result.
Simultaneously, micro computer applies electric signal and makes rotor 254 backward rotation to stator 252.When impeller 230 backward rotation, the cleaning solution that separates from object flows into first pipe 214 through second blade 233 of impeller 230.
Simultaneously, micro computer applies electric signal and gives second electromagnetic valve component 500, so overcome the biasing force of second spring 540 and move upward at second movable core 520 of 550 li of valve seats.Therefore, discharge washing machine 100 by the cleaning solution of first pipe 214 through drainpipe 560.
As mentioned above, because washing machine of the present invention provides the cleaning solution of air bubble in the mind-set rotary barrel in impeller, in rotary barrel, produced complicated turbulent flow, thereby prevented that object from being tangled in rotary barrel central authorities.
In addition, because pump part circulating cleaning solution not only also produces air bubble, washing machine of the present invention need not bubbler separately and is used for bubbler is assembled in fixture in the washing machine, thereby has simplified the assembling of washing machine.
Moreover, when washing, offer the liquid stream that the air bubble of rotary barrel and impeller 130 generate and collide, so that bubble breaks and collides object, thereby not only improve cleaning performance, also make washing agent be easy to dissolve.
The present invention is with reference to the special explanation of preferred embodiment with describe in detail, and those skilled in the art should understand not deviating from the appended claim that awaits the reply and limit under scope of the present invention and the design condition, can do the change on many forms and the details.
Claims (21)
1, a kind of washing machine comprises:
A casing;
An outer bucket is used for holding cleaning solution, and outer bucket is installed in the casing;
A rotary barrel has many draining holes on its sidewall, rotary barrel is installed in the outer bucket;
An impeller is used for producing eddy current in rotary barrel, impeller is installed on the diapire of rotary barrel;
A motor is used for producing revolving force;
First device is used for rotating rotary barrel;
Second device is used for rotating impeller; With
The 3rd device is used for the cleaning solution circulation is entered the spray spout that is installed in outer bucket top, and is used for generating air bubble in cleaning solution, and the 3rd device will have the cleaning solution of air bubble to infeed outer bucket.
2, washing machine according to claim 1, wherein the first liquid head piece and the second liquid head piece that is used for accepting from the next cleaning solution of the 3rd device that is used for discharging cleaning solution to the three devices arranged at the bottom of bucket outside.
3, washing machine according to claim 2, wherein first device comprises rotating disc that is fixed on the rotary barrel bottom surface and the rotary barrel power transmission shaft that is connected motor, to accept the revolving force from motor, the rotary barrel power transmission shaft is inserted in the centre of rotating disk securely.
4, washing machine according to claim 3, wherein second device comprises an impeller power transmission shaft that is connected with motor, to accept driving force from motor, the impeller power transmission shaft is installed in the rotary barrel power transmission shaft rotationally, and the leading end of impeller power transmission shaft is fixedly connected at the basal surface center of impeller.
5, washing machine according to claim 3, wherein impeller has a plurality of first blades that are used for producing eddy current in rotary barrel, at the center of impeller a centre bore is arranged, and each first blade has at least one aperture near the center of impeller.
6, washing machine according to claim 5, wherein rolling disc comprises and can be connected the jack from the 3rd cleaning solution that installs that flows into through the second liquid head piece to accept with the diapire of outer bucket, one is used to guide the guide hole of cleaning solution to impeller, and one is used to guide cleaning solution to enter the ring-type guide plate of aperture on impeller centre bore and each blade.
7, washing machine according to claim 2, wherein second device comprises one first Room, second Room of fixedlying connected with first Room, the 4th device is used for cleaning solution is recycled to the spray spout or enters the second liquid head piece, the 5th device is used to rotate the 4th device, and the 6th device is used to the 4th device that air is provided.
8, washing machine according to claim 7, wherein first Room comprise one with the first liquid head piece of outer bucket by first fluid flow tube link to each other first pipe that is connected with the spray spout with the liquid inflow entrance of accepting cleaning solution, by a circulation pipe, by second managing that second fluid flow tube is connected with the outer barrel second liquid head piece.
9, washing machine according to claim 8, wherein the two-way valve is installed between first and second pipes, and first and second pipes are are optionally opened or closed by the two-way valve.
10, washing machine according to claim 8, wherein the 4th device comprises an impeller that is installed in first Room, impeller has a suction pipe mouth to be used for aspirating the cleaning solution that passes through the first Room liquid inflow entrance, and comprise and a plurality ofly be used to transmit the cleaning solution that is sucked to first pipe or second pipe of first Room applies centrifugal force simultaneously to the cleaning solution of suction second blade, also comprise a hub that is fixedly attached to the 5th device with the revolving force accepting to come from the 5th device.
11, washing machine according to claim 10, wherein hub has a plurality of fluid courses to be communicated with the suction pipe mouth, and in hub inside a space is arranged.
12, washing machine according to claim 10, wherein the 5th device comprises that one is installed in being used in second Room and accepts stator from the electric signal of micro computer, one by stator surrounding so that its forward and the rotor in backward rotation preset time cycle and one when electric signal is applied on the stator are inserted in being used for and the co-rotational power transmission shaft of rotor of rotor center.
13, washing machine according to claim 12, wherein power transmission shaft has first and second ends respect to one another, first end of power transmission shaft is fixed in the hub, second end of power transmission shaft rotatably is inserted in the bearing in the bearing holder (housing, cover), bearing holder (housing, cover) is inserted in the end of second Room, and the bearing holder (housing, cover) heart therein has a screw.
14, washing machine according to claim 13, wherein the 6th device comprises one first electromagnetic valve component and an axial fluid course by power transmission shaft.
15, washing machine according to claim 14, wherein first end in the fluid passage has air intake, and its second end has a groove, and first end and second end have a check-valves toward each other in the groove.
16, washing machine according to claim 15, wherein the fluid passage is tapered from its second end to its first end.
17, washing machine according to claim 14, wherein first electromagnetic valve component comprises a casing that has the opening that is used to accept air, the spiral part that the valve chamber that links to each other with the fluid passage is arranged, one is installed in and is used for batch (-type) in the valve chamber and blocks the guiding valve of the air that flows into valve chamber, a hollow bobbin that is fixed in the casing, first solenoid around hollow bobbin periphery wall, be contained in the hollow bobbin when the pulsation electric signal is applied to solenoid can be in the hollow bobbin reciprocating movable core, be used to restrict the support member of movable core motion, be installed in and be used for flexibly supporting the spring of movable core between movable core and the support member, be used for batch (-type) and promote the actuating strut that guiding valve passes air into valve chamber, connected into the spiral part in the screw of bearing holder (housing, cover) by spiral.
18, washing machine according to claim 17, wherein actuating strut has first and second ends respect to one another, the first terminal fixedly connected movable core of actuating strut, second end of actuating strut extends to valve chamber and is connected in valve chamber with guiding valve.
19, washing machine according to claim 17, wherein first groove is being arranged between the inwall of the outer wall of movable core and hollow bobbin, between the outer wall of the inwall of support member and actuating strut, second groove is being arranged, flowing into valve chamber by first and second grooves through the opening leaked-in air of casing.
20, washing machine according to claim 14, wherein second of first Room pipe is connected with drainpipe, is installed in preposition in the drainpipe by second electromagnetic valve component from the electric signal opening and closing drainpipe of micro computer.
21, washing machine according to claim 1, wherein the 3rd device comprises a centrifugal pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96122791 CN1178269A (en) | 1996-09-30 | 1996-09-30 | Washing machine having centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96122791 CN1178269A (en) | 1996-09-30 | 1996-09-30 | Washing machine having centrifugal pump |
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| Publication Number | Publication Date |
|---|---|
| CN1178269A true CN1178269A (en) | 1998-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96122791 Pending CN1178269A (en) | 1996-09-30 | 1996-09-30 | Washing machine having centrifugal pump |
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| CN (1) | CN1178269A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN100359085C (en) * | 2002-06-07 | 2008-01-02 | 乐金电子(天津)电器有限公司 | Drainage apparatus of rotating drum washing machine and method of application thereof |
| CN101153601B (en) * | 2004-06-14 | 2010-09-29 | 日立家用电器公司 | Washing machine |
| US8327673B2 (en) | 2007-04-11 | 2012-12-11 | Samsung Electronics Co., Ltd. | Washing machine with bubble generator |
| CN103938408A (en) * | 2014-03-28 | 2014-07-23 | 张英华 | External circulation centrifugal washing machine, internal circulation centrifugal washing machine, control method of external circulation centrifugal washing machine, and control method of internal circulation centrifugal washing machine |
| CN104727071A (en) * | 2013-12-23 | 2015-06-24 | 东部大宇电子株式会社 | Washing machine and bubble generating apparatus thereof |
| CN107443872A (en) * | 2017-09-27 | 2017-12-08 | 广州黑马科技有限公司 | Printing equipment and system |
| CN109689963A (en) * | 2016-09-13 | 2019-04-26 | Lg电子株式会社 | Draining pump |
| CN113914029A (en) * | 2021-09-27 | 2022-01-11 | 江苏宝德新材料有限公司 | Washing method of high-water-absorptivity fibers |
| CN114657737A (en) * | 2022-03-10 | 2022-06-24 | 广东善思科技有限公司 | Cleaning device |
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1996
- 1996-09-30 CN CN 96122791 patent/CN1178269A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100359085C (en) * | 2002-06-07 | 2008-01-02 | 乐金电子(天津)电器有限公司 | Drainage apparatus of rotating drum washing machine and method of application thereof |
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