CN109355855A - A kind of roller washing machine and control method - Google Patents
A kind of roller washing machine and control method Download PDFInfo
- Publication number
- CN109355855A CN109355855A CN201811376449.2A CN201811376449A CN109355855A CN 109355855 A CN109355855 A CN 109355855A CN 201811376449 A CN201811376449 A CN 201811376449A CN 109355855 A CN109355855 A CN 109355855A
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- Prior art keywords
- foam
- washing machine
- outer cylinder
- detection mouth
- water inlet
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Classifications
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F23/00—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry
- D06F23/02—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about a horizontal axis
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/26—Casings; Tubs
- D06F37/267—Tubs specially adapted for mounting thereto components or devices not provided for in preceding subgroups
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/06—Arrangements for preventing or destroying scum
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Control Of Washing Machine And Dryer (AREA)
Abstract
The invention discloses a kind of roller washing machine and control methods, roller washing machine includes water inlet bowl assembly and outer cylinder, water inlet bowl assembly is connected to the water inlet of outer cylinder, it is characterized in that, foam detection mouth is additionally provided on the outer cylinder, it is provided with float sensing device at the foam detection mouth, when foam overflow is to close to foam detection mouth in washing machine, float sensing device generates signal and passes to the control device of washing machine.The front end of outer cylinder is arranged in the water inlet of the outer cylinder, and the rear end of outer cylinder is arranged in the foam detection mouth.Roller washing machine of the invention on outer cylinder by being additionally arranged foam detection mouth and float sensing device, it can be with the overflow situation of timely learning foam, foam is avoided to overflow from gap, it avoids damaging electric elements, avoid potential security risk, be conducive to the safe operation of washing machine, promote user experience.
Description
Technical field
The invention belongs to washing machine fields, specifically, being related to a kind of roller washing machine and control method.
Background technique
In order to improve the cleaning effect of clothing, need to put into washing powder or detergent when washing machine cleans clothing, it is rich
Rich foam can easier cleaning clothing.In general roller washing machine, the upper of washing tube is arranged in water inlet bowl assembly
Portion, and there is the dispensing port being connected to outer cylinder.Detergent box is placed in water inlet bowl assembly, and when washing machine inflow, external water can
With by detergent box, intake bowl assembly dispensing port, detergent is brought into outer cylinder, in this way, outer cylinder by dispensing port, into
Sink component, detergent box can be communicated with the external world.
When intaking always in order to avoid washing machine failure, dilutional hyponatremia diffuses out the electricity of damage water inlet bowl assembly side upwards
The important electrical components such as road plate, water inlet bowl assembly are typically provided with gap on the wall of the side of electrical components, can be with
In the case where intaking excessive in cylinder, guidance water is flowed out into specific region.Therefore, gap is the important electrical component of protection
Safeguard structure.
Under normal circumstances, the water in washing machine will not overflow to gap, but work as and launch excessive liquid detergent in inner cylinder or wash
When clothing powder, foam often flows out from gap to overflow, easily corrodes the metal parts of washing machine internal or flow into route
In terminal, there are security risks, while may also flow to the ground outside washing machine, influence ambient enviroment, influence user experience,
It makes troubles to user and economic loss.
In view of this present invention is specifically proposed.
Summary of the invention
The technical problem to be solved in the present invention is that overcoming the deficiencies of the prior art and provide a kind of roller washing machine and control
Method.The float of roller washing machine of the invention by the way that foam detection mouth is additionally arranged on outer cylinder and for detecting foam passes
Induction device can be avoided foam from overflowing from gap, be avoided causing to damage to electric elements with the overflow situation of timely learning foam
It is bad, potential security risk is avoided, the safe operation of washing machine is conducive to, promotes user experience.
In order to solve the above technical problems, the present invention is using the basic conception of technical solution:
The first object of the present invention is to provide a kind of roller washing machine, and roller washing machine includes water inlet bowl assembly and outer cylinder,
Water inlet bowl assembly is connected to the water inlet of outer cylinder, and foam detection mouth, the foam detection mouth are additionally provided on the outer cylinder
Place is provided with float sensing device, and when foam overflow is to close to foam detection mouth in washing machine, float sensing device generates letter
Number and pass to the control device of washing machine.
The front end of outer cylinder, the foam detection mouth setting is arranged in further embodiment, the water inlet of the outer cylinder
In the rear end of outer cylinder；
Preferably, the top of outer tube rear end is arranged in the foam detection mouth；
Preferably, the foam detection mouth is located on the outer cylinder of inner cylinder bottom rear.
Further embodiment, the height of the position of the foam detection mouth are not less than the position height of outer cylinder water inlet；
Preferably, the height of the position of the foam detection mouth is higher than the height of outer cylinder water inlet.
Further embodiment, gap is additionally provided on the water inlet bowl assembly, and the position of the gap is higher than outer cylinder
The height of water inlet；The position of the foam detection mouth is not higher than the height of the gap；
Preferably, the position of the foam detection mouth is slightly below the height of the gap for bowl assembly of intaking.
Further embodiment, the edge of the foam detection mouth form peace to prominent extension certain distance outside outer cylinder
Fill duct；The float sensing device is fixed in installation duct, the non-magnetic including being internally provided with tongue tube
It manages and is set in the floating ball on non-magnetic pipe and close to outer tube inner wall or protrude into outer cylinder when the floating ball and tongue tube disconnect
In inside.
The upper end in the installation duct is provided with limiting platform, and the limiting platform is local by the inner wall for installing duct
Heart protrusion is formed thereto, and the tongue tube is located on limiting platform, and the floating ball is located at below limiting platform；
Preferably, the heart protrudes the limiting platform for forming annular to the inner circumferential wall in the installation duct thereto.
Further embodiment is provided with safeguard structure on the outer tube inner wall at the foam detection mouth edge, described
Safeguard structure it is inwardly projecting relative to outer tube inner wall；
Preferably, the safeguard structure includes waterproof rib, and the waterproof rib is arranged at the front side of foam detection mouth.
Further embodiment, the edge of the foam detection mouth is to the prominent spacing of the internal stretch of outer cylinder
From, formed annular waterproof rib.
The second object of the present invention is to provide a kind of control method of roller washing machine, and roller washing machine includes intake chamber group
Part and outer cylinder, water inlet bowl assembly are connected to the water inlet of outer cylinder, and foam detection mouth, institute are additionally provided on the outer cylinder of roller washing machine
It is provided with float sensing device at the foam detection mouth stated, when foam overflow is to close to foam detection mouth in washing machine, one
In fixed detection time, float sensing device generates signal and passes to the control device of washing machine, washing machine sound an alarm and/
Or carry out defoaming treatment.
Further embodiment, in washing machine operational process, when the foam of washing machine is excessive and examines to overflow to close to foam
When surveying mouth, the float of float sensing device rises with foam, in certain detection time, is attracted with tongue tube and generates letter
Number, and transmit a signal to the control device of washing machine.
Further embodiment, the detection time are greater than the time that roller washing machine executes surge water flow.
After adopting the above technical scheme, compared with the prior art, the invention has the following beneficial effects:
1, roller washing machine of the invention on outer cylinder by being additionally arranged foam detection mouth and for detecting foam
Float sensing device can be avoided foam from overflowing from gap, be avoided making electric elements with the overflow situation of timely learning foam
At damage, potential security risk is avoided, is conducive to the safe operation of washing machine, promotes user experience.
2, the top of the rear end positioned at outer cylinder of foam detection mouth of the invention, position height be both higher than outer cylinder water inlet
Mouthful, and lower than the gap of water inlet bowl assembly, therefore neither influence water inlet, additionally it is possible to it is first examined before foam overflow to gap
It measures foam to make a response, avoids foam overflow, protect electric elements and ambient enviroment.
3, the safeguard structure for waterproof is additionally provided with around foam detection mouth of the invention, for preventing foam from detecting
Device generates erroneous judgement；In addition, float sensing device is when detecting, detection time is also required to execute surge greater than roller washing machine
The time of water flow further prevents erroneous judgement to increase the accuracy of detection judgement.
A specific embodiment of the invention is described in further detail with reference to the accompanying drawing.
Detailed description of the invention
Attached drawing is as a part of the invention, and for providing further understanding of the invention, of the invention is schematic
Examples and descriptions thereof are used to explain the present invention, but does not constitute an undue limitation on the present invention.Obviously, the accompanying drawings in the following description
Only some embodiments to those skilled in the art without creative efforts, can be with
Other accompanying drawings can also be obtained according to these attached drawings.In the accompanying drawings:
Fig. 1 is the side structure schematic view of external cylinder of drum-type washing machine of the present invention and water inlet bowl assembly；
Fig. 2 is the schematic view of the front view of external cylinder of drum-type washing machine of the present invention and water inlet bowl assembly；
Fig. 3 is a kind of B-B cross-section structure diagram of Fig. 2 structure；
Fig. 4 is the part a enlarged structure schematic diagram of Fig. 3；
Fig. 5 is the B-B cross-section structure diagram of another Fig. 2 structure；
Fig. 6 is the part the b enlarged structure schematic diagram of Fig. 5；
Fig. 7 shows washing machine schematic diagram of the present invention；
Fig. 8 shows the C-C of Fig. 7 to cross-sectional view；
Fig. 9 shows the portion the D enlarged drawing of Fig. 8；
Figure 10 shows the E-E of Fig. 7 to cross-sectional view；
Figure 11 shows the portion the F enlarged drawing of Figure 10；
Figure 12 shows water supply hose installation explosive view of the present invention.
In figure: 1 water inlet bowl assembly, 2 outer cylinders, 3 inner cylinders, 4 gaps, 5 water outlets, 6 water supply hoses, 7 water inlets, air hole
8, permeability cell 9；
100 foam detection mouths, 101 foam detecting devices, 102 installation ducts, 103 safeguard structures, 110 probe in detecting dress
It sets, 111 first detection probes, 112 second detection probes, 113 mounting racks, 114 lids；
120 float sensing devices, 121 floating balls, 122 tongue tubes, 123 non-magnetic pipes, 124 limiting platforms；
200 defoaming structures,
210 first defoaming portions, 211 second defoaming portions, 212 mounting portions, 213 pick-and-place portions, 214 auxiliary sections；
220 defoaming portions, 221 mounting rings, 222 first connecting portions, 223 limiting sections, 224 second connecting portions.
It should be noted that these attached drawings and verbal description are not intended to the design model limiting the invention in any way
It encloses, but illustrates idea of the invention by referring to specific embodiments for those skilled in the art.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in embodiment is clearly and completely described, the following examples are intended to illustrate the invention, but
It is not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that term " on ", "front", "rear", "left", "right", " is erected at "lower"
Directly ", the orientation or positional relationship of the instructions such as "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore be not considered as limiting the invention.
Embodiment one
As shown in figures 1 to 6, the present embodiment provides a kind of roller washing machines, and roller washing machine is including water inlet bowl assembly 1 and outside
Cylinder 2, water inlet bowl assembly 1 are connected to the water inlet 7 of outer cylinder 2, and foam detection mouth 100 is additionally provided on the outer cylinder 2, described
The foam detecting device 101 of foam in detection washing machine is provided at foam detection mouth 100.
Water inlet bowl assembly 1 is typically mounted at the top of roller washing machine, and water inlet bowl assembly 1 includes water inflowing box and detergent
Box, detergent box is placed in water inflowing box, and the side of water inflowing box is the electric elements such as circuit board.The bottom of water inflowing box side is provided with
Water outlet 5, water outlet 5 are connected to by water supply hose 6 with the water inlet 7 of outer cylinder 2.When washing machine inflow, external water can lead to
The water inlet 7 for crossing the water outlet 5 of water inflowing box, water supply hose 6, outer cylinder 2, detergent is brought into outer cylinder 2 and inner cylinder 3.And work as
When launching excessive liquid detergent or washing powder in inner cylinder 3 and outer cylinder 2, foam can pass through 7 overflow of water inlet of outer cylinder 2 to overflow
It is into water inlet bowl assembly 1 and excessive, influence electric elements and ambient enviroment.
This programme is arranged by the way that foam detection mouth 100 is additionally arranged on outer cylinder 2, and in the foam detection mouth 100
Foam detecting device 101, foam detecting device 101 are electrically connected with the control device of washing machine, can deliver a signal to washing machine
Control device.In this way, foam detecting device 101 can detect the overflow situation of foam in time, the control of washing machine is passed to
Device processed, control avoid foam overflow, avoid damaging electric elements, avoid potential security risk, be conducive to do washing
The safe operation of machine promotes user experience.
In the present solution, foam detecting device 101 can be the various devices that can be realized detection foam function, both can be
Probe in detecting, or the detection of floating ball 121 or other sensors detection can detecte foam.
The front end of outer cylinder 2, the foam detection mouth is arranged in further embodiment, the water inlet 7 of the outer cylinder 2
100 are arranged in the rear end of outer cylinder 2.
Heretofore described " front end " and " rear end " is described with the orientation of existing roller washing machine, and front end refers to that roller is washed
Clothing machine has one end of clothing dispensing port, and rear end refers to 3 bottom side of outer cylinder 2 and inner cylinder.
The water inlet 7 of outer cylinder 2 is provided with the top of the front end of outer cylinder 2, the convenient water outlet for passing through water supply hose 6 and water inflowing box
Mouth 5 is connected to, and also facilitates the installation and fixation of water inlet bowl assembly 1.And the rear end of outer cylinder 2 is arranged in foam detection mouth 100, i.e. not shadow
The installation for ringing water inlet bowl assembly 1, nor affects on the connection of water inflowing box water outlet 5 Yu 2 water inlet 7 of outer cylinder, can also realize installation
Foam detecting device 101 detects the function of washing machine internal foam height.
As a preferred option, the top of 2 rear end of outer cylinder is arranged in the foam detection mouth 100, in this way, foam detects
Mouth 100 has certain height, and the foam of normal degree will not trigger foam detecting device 101, only when foam overflow to one
Foam detecting device 101 can be just triggered when determining height.101 service intermittent of foam detecting device is conducive to save the energy, avoid
The wasting of resources.
Preferably, the foam detection mouth 100 is located on the outer cylinder 2 of 3 bottom rear of inner cylinder.
In roller washing machine, the inside of outer cylinder 2 is arranged in inner cylinder 3, and inner cylinder 3 and outer cylinder 2 are coaxially disposed.The bottom of inner cylinder 3
It is disposed adjacent and is spaced a distance with the bottom of outer cylinder 2, rotated convenient for inner cylinder 3.The foam detection mouth 100 of this programme
On the outer cylinder 2 of 3 bottom rear of inner cylinder, first is that can be to avoid the rotary motion of inner cylinder 3 be influenced, second is that detection bubble of being more convenient for
Foam.
Further embodiment, the height of the position of the foam detection mouth 100 are not less than the position of 2 water inlet 7 of outer cylinder
Highly.
In the present embodiment, the height is height of the mouth to ground, or minimum to outer cylinder 2 for the mouth
The height of position.The height of the position of foam detection mouth 100 be higher than 2 water inlet 7 of outer cylinder position height, or with outer cylinder 2 into
The position height at the mouth of a river 7 is identical, to guarantee that washing machine is normally intake, avoids water from overflowing from foam detection mouth 100, can also keep away
Water splashes out when exempting from high water level washing.The height of preferred scheme, the position of the foam detection mouth 100 is intake higher than outer cylinder 2
The height of mouth 7.
Further embodiment, gap 4 is additionally provided on the water inlet bowl assembly 1, and the position of the gap 4 is higher than outer
The height of 2 water inlets 7 of cylinder；The position of the foam detection mouth 100 be not higher than the gap 4 height, avoid foam from
Gap 4 overflows.
The gap 4 of water inlet bowl assembly 1 is provided with water inflowing box on the side wall of circuit board side, when outer cylinder 2 and inner cylinder 3
In into dilutional hyponatremia when, water can be guided to enter the few side of electrical component, reduce important circuit board, electrical member as far as possible
The damage of part avoids that more serious contingency occurs.
The position height of the foam detection mouth 100 of the present embodiment had not only been higher than 2 water inlet 7 of outer cylinder, but also lower than water inlet bowl assembly 1
Gap 4, therefore neither influence water inlet, additionally it is possible to first detect that foam is made a response before foam overflow to gap 4,
Foam overflow is avoided, electric elements and ambient enviroment are protected.
Preferably, the position of the foam detection mouth 100 is slightly below the height of the gap 4 for bowl assembly 1 of intaking.
Further embodiment, the edge of the foam detection mouth 100 is to prominent extension certain distance outside outer cylinder 2, shape
At installation duct 102, foam detecting device 101 be may be mounted in installation duct 102.
Further, in the present embodiment, the central axis of foam detection mouth 100 can be with the central axis upright of outer cylinder 2
Setting, can also be arranged or the setting that has a certain degree with the centerline axis parallel of outer cylinder 2, as long as foam detection mouth 100
Height is not less than the position height of 2 water inlet 7 of outer cylinder, guarantees that washing machine is normally intake, water is avoided to overflow from foam detection mouth 100
?.
The lid 114 of its opening of covering can also be set at foam detection mouth 100, the lid 114 is detachably arranged,
Enclosing foam detection mouth 100 is towards one end outside outer cylinder 2.The lid 114 is towards can also set on the side inside outer cylinder 2
Mounting rack 113 is set, for installing fixed foam detection device 101.
As a preferred option, the top of the rear end of outer cylinder 2, and central axis and outer cylinder 2 is arranged in foam detection mouth 100
Central axis upright setting, dismountable lid 114 of its opening of covering is also set up at foam detection mouth 100.
Further embodiment is provided with safeguard structure on 2 inner wall of outer cylinder of the foam detection mouth frontside edge
103, the safeguard structure 103 is inwardly projecting relative to 2 inner wall of outer cylinder.Safeguard structure 103 can prevent the bubble of ordinary water level
Foam receives the triggering foam detecting device 101 such as vibration, avoids generating erroneous judgement.Safeguard structure 103 can be installed for individual part
On 2 inner wall of outer cylinder, close to foam detection mouth frontside edge, certain distance can also be protruded inwardly from by 2 inner wall of outer cylinder and be formed.
Preferably, the safeguard structure 103 includes waterproof rib, and the waterproof rib is arranged at foam detection mouth 100
Front side.Front side described in this programme is i.e. far from 2 bottom of outer cylinder, close to the side of 2 front end of outer cylinder, 3 bottom of lateral extent inner cylinder
Portion is closer.It is easy to produce the spray and foam of splashing in 3 rotary course of inner cylinder, waterproof is set in the front side of foam detection mouth 100
Muscle and water retaining ribs can trigger foam detecting device 101 to avoid the spray and foam of splashing, avoid generating erroneous judgement.
Preferably, the edge of the foam detection mouth 100 is to the prominent certain distance of the internal stretch of outer cylinder 2,
Form the waterproof rib of annular.This programme is respectively provided with waterproof rib in the edge of foam detection mouth 100, can preferably play anti-
Shield effect, preferably prevents the generation of erroneous judgement.
In addition, the present embodiment also provides a kind of control method of roller washing machine, it is specific:
Roller washing machine includes water inlet bowl assembly 1 and outer cylinder 2, and water inlet bowl assembly 1 is connected to the water inlet 7 of outer cylinder 2, roller
It is additionally provided with foam detection mouth 100 on the outer cylinder 2 of washing machine, is provided at the foam detection mouth 100 in detection washing machine
The foam detecting device 101 of foam transmits letter if foam detecting device 101 detects foam in certain detection time
The control device of washing machine number is given, washing machine sounds an alarm and/or carry out defoaming treatment.
Warning device, defoaming device are provided on the roller washing machine of this programme, and respectively with the control device of washing machine
It is connected.When foam detecting device 101 detects foam in certain detection time, the control for delivering a signal to washing machine is filled
It sets, the control device of washing machine then controls warning device and sounds an alarm, user is prompted, or automatically control defoaming device work,
It is defoamed.
Preferred scheme, the detection time are greater than the time that roller washing machine executes surge water flow, to exclude to wash
Clothing machine executes the case where spray and foam triggering foam detecting device 101 for the splashing that surge water flow generates, to avoid generating
Erroneous judgement.
Embodiment two
As shown in Figure 3 and Figure 4, the present embodiment is the further restriction of embodiment one, in the present embodiment, foam detection dress
101 are set as probe detection device 110, the edge of foam detection mouth 100 forms peace to prominent extension certain distance outside outer cylinder 2
Duct 102 is filled, the probe detection device 110 is fixed in installation duct 102, and its test side is to inside outer cylinder 2
Extend, close to 2 inner wall of outer cylinder or protrude into 2 inside of outer cylinder, to guarantee the accuracy of detection foam.
Further embodiment, the probe detection device 110 include the first detection probe 111 and the second detection probe
112, the test side of first detection probe 111 and/or the second detection probe 112 is located in foam detection mouth 100, and with
2 inner wall of outer cylinder is concordant.
This mode will not both interfere the installation of inner cylinder 3, can also detect the bubble at foam detection mouth 100 at the first time
Foam, convenient for quickly delivering a signal to washing machine, washing machine fast reaction handles it, avoids foam overflow.
The top of the rear end of outer cylinder 2, and central axis and outer cylinder 2 is arranged in further embodiment, foam detection mouth 100
Central axis upright is arranged, and dismountable lid 114 of its opening of covering is also set up at foam detection mouth 100.The lid 114
Mounting rack 113, the first detection probe 111 of the probe detection device 110 are additionally provided on towards the side inside outer cylinder 2
It being fixed on mounting rack 113 with the second detection probe 112, test side is located in foam detection mouth 100, towards inside outer cylinder 2, and
It is concordant with 2 inner wall of outer cylinder.
Further embodiment is provided with safeguard structure on 2 inner wall of outer cylinder of the foam detection mouth frontside edge
103, the safeguard structure 103 is inwardly projecting relative to 2 inner wall of outer cylinder；Preferably, the surrounding of the foam detection mouth 100
Edge to the prominent certain distance of the internal stretch of outer cylinder 2, forms the waterproof rib of annular, avoids the spray to splash and foam triggering
Foam detecting device 101 avoids generating erroneous judgement.
In addition, the present embodiment also provides a kind of control method of roller washing machine, it is specific:
In washing machine operational process, when the foam of washing machine is excessive and to overflow to foam detection mouth 100, probe in detecting
Device 110 generates signal after touching foam and sends the control device of washing machine to；Control device is according to the first detection probe
111 and the second electric current and/or conductivity variations between detection probe 112 judge the number of the presence or absence of foam and/or foam, so
Control warning device sounds an alarm afterwards, prompts user, or automatically controls defoaming device work, is defoamed.
Further embodiment, the detection time is greater than the time that roller washing machine executes surge water flow, to exclude
Washing machine executes the case where spray and foam triggering foam detecting device 101 for the splashing that surge water flow generates, to avoid producing
Raw erroneous judgement.
Embodiment three
As shown in Figure 5 and Figure 6, the present embodiment is the further restriction of embodiment one, in the present embodiment, foam detection dress
101 are set as float sensing device 120, is provided with foam detection mouth 100 on the outer cylinder 2, at the foam detection mouth 100
Float sensing device 120 is set, and when foam overflow is to close to foam detection mouth 100 in washing machine, float sensing device 120 is produced
Raw signal and the control device for passing to washing machine.
Foam is detected using float sensing device 120 in this programme, the excessive overflow of washing machine internal foam is up to certain journey
When spending, the part-structure in float sensing device 120 will drive, to change the state of float sensing device 120.Due to splashing
Spray and foam cannot change the state of float sensing device 120, float sensing device 120 to a certain extent can be more quasi-
The height of true detection foam, avoids erroneous judgement.
Further embodiment, the edge of the foam detection mouth 100 is to prominent extension certain distance outside outer cylinder 2, shape
At installation duct 102；The float sensing device 120 is fixed in installation duct 102, including is internally provided with dry spring
The non-magnetic pipe 123 of pipe 122 and the floating ball 121 being set on non-magnetic pipe 123, the floating ball 121 and tongue tube 122
When disconnection, close to 2 inner wall of outer cylinder or protrude into 2 inside of outer cylinder.
The upper end in the installation duct 102 is provided with limiting platform 124, and the limiting platform 124 is by installing duct
Heart protrusion is formed thereto for 102 inner wall part, and the tongue tube 122 is located on limiting platform 124, the floating ball 121
Positioned at 124 lower section of limiting platform；
Preferably, the heart protrudes the limiting platform 124 for forming annular to the inner circumferential wall in the installation duct 102 thereto.
When washing machine water level and normal foam, floating ball 121 is located at the bottom of non-magnetic pipe 123, close in outer cylinder 2
Wall protrudes into 2 inside of outer cylinder.At this point, floating ball 121 and tongue tube 122 disconnect, float sensing device 120 does not issue signal；And
When foam overflow is to close to foam detection mouth 100 in washing machine, foam pushes floating ball 121 to rise, until floating ball 121 and dry spring
Pipe 122 is close to within the scope of certain distance or when be bonded, generation signal and the control device for passing to washing machine, control device
The signal for receiving water level or foam exception is then made and being reacted in next step.
In addition, the present embodiment also provides a kind of control method of roller washing machine, it is specific:
When foam overflow is to close to foam detection mouth 100 in washing machine, in certain detection time, float sensing dress
It sets 120 generation signals and passes to the control device of washing machine, washing machine sounds an alarm and/or carry out defoaming treatment.
Further embodiment, in washing machine operational process, when the foam of washing machine is excessive and examines to overflow to close to foam
When surveying mouth 100, the floating ball of float sensing device 120 rises with foam, in certain detection time, inhales with tongue tube 122
It closes and generates signal, and transmit a signal to the control device of washing machine.Control device control warning device sounds an alarm, and prompts to use
Family, or defoaming device work is automatically controlled, it is defoamed.
Further embodiment, the detection time are greater than the time that roller washing machine executes surge water flow.To exclude
Washing machine executes the case where spray and foam triggering foam detecting device 101 for the splashing that surge water flow generates, to avoid producing
Raw erroneous judgement.
Example IV
As Figure 7-9, the present embodiment is the further restriction of embodiment one, discloses a kind of laundry in the present embodiment
Machine, including outer cylinder 2, the outer cylinder 2 be equipped with realize outer cylinder 2 it is inside and outside between air circulation air hole 8, it is described ventilative
The defoaming structure that outer cylinder 2 is returned in the bubble burst for overflowing outer cylinder 2 at liquid guide flow is equipped at hole 8.
In above scheme, existing washing machine, especially roller washing machine are equipped with generally on outer cylinder 2 and are communicated with the atmosphere
Air hole 8, is additionally provided with permeability cell 9, and 9 one end of permeability cell connection, 8 other end of air hole is connected to 2 outside of outer cylinder, general feelings
Under condition, the other end of the permeability cell 9 is connected into water bowl assembly 1.The air pressure inside and outside washing machine drum is realized by permeability cell 9
Balance, improves the efficiency of the perception of water level sensor, and can shorten flooding time, while also release roller washing machine high speed is de-
The air pressure generated when water keeps the stability of machine operation.But in washing of drum type washing machine clothes, if user used
When amount high foaming detergent or the detergent excess of addition, a large amount of foam will cause in cylinder, excessive bubble will be along ventilative
Hole 8 enters water inlet bowl assembly 1 through permeability cell 9 and perhaps directly spills into outside washing machine or during machine dries, and has bubble
Foam is flowed to out of machine outside machine, influences the use of user, brings greatly inconvenient and economic loss to user.Furthermore it is some
In the prior art, it is equipped with filter structure in permeability cell 9, had not only realized outer cylinder 2 and extraneous ventilation, but also realizes and prevents foam
It is overflowed by 9 tunnel of permeability cell.But the production cost that permeability cell 9 is increased in permeability cell 9 is set, and when blocking without
Method takes out maintenance, causes great inconvenience to user.In the present embodiment, the defoaming structure setting, will be outer at air hole 8
The bubble burst that cylinder 2 overflows returns outer cylinder 2 at liquid guide flow, easy to installation and maintenance, when the defoaming structure is blocked by batting etc.
Taking-up is facilitated to be cleared up.
Further, described 8 one end of air hole is connected to inside outer cylinder 2, and the other end extends upwardly to 2 outside of outer cylinder and washes
Clothing machine permeability cell 9 connect, it is described defoaming structure setting connection permeability cell 9 the other end in,
Preferably, the air hole 8 is extended to straight up outside outer cylinder 2.
In above scheme, under normal circumstances, the air hole 8 is arranged above washing machine, in this way, the bubble collapse overflowed
Outer cylinder 2 is returned at water conservancy diversion direct after liquid.Described 8 one end of air hole is connected to inside outer cylinder 2, and the other end extends upwardly to outer cylinder 2
Outside prevents 8 spilling water of air hole, and the defoaming structure setting is extending in the other end outside outer cylinder 2, under normal circumstances,
The other end can connect permeability cell 9, and the connection and disassembly of the permeability cell 9 are fairly simple, defoam structure setting in the other end
Interior, convenient take out when defoaming structure blocking or other problems occurring is cleared up and is repaired.
Further, the defoaming structure includes the first defoaming portion 210, and first defoaming portion 210 includes stopping and squeezing
The first noumenon of foam is pressed, the first noumenon is equipped with ventilative through-hole,
Preferably, it is distributed several through-holes on the first noumenon and forms the first web body,
It is furthermore preferred that first web body is in honeycomb,
It is also preferred that the shape of the through-hole, size are all the same, and it is uniformly distributed.
In above scheme, the first noumenon stops foam and plays the role of crushed foam more when foam, and foam is squeezing
Vanish into liquid under effect, ventilative through-hole be additionally provided on the first noumenon, thus the first defoaming portion 210 both may be implemented by
Bubble burst can guarantee that the pressure in outer cylinder 2 is in communication with the outside at liquid.In preferred embodiment, the first
Be distributed several through-holes on body, that is, be distributed many through-holes, form the first web body, both can by bubble burst at liquid,
It can guarantee that the pressure in outer cylinder 2 is in communication with the outside again.First web body such as filter screen is relatively common structure again, production
Simply, convenient, it is at low cost.It is in especially cellular first web body, since mesh is small and close, defoaming effect is good, and again
It can guarantee that the pressure in outer cylinder 2 is in communication with the outside.
Further, the defoaming structure further includes the second defoaming portion 211, and second defoaming portion 211 includes stopping simultaneously
Second ontology of crushed foam, second ontology are equipped with ventilative through-hole,
Preferably, it is distributed several through-holes on second ontology and forms the second web body,
It is furthermore preferred that second web body is in honeycomb,
It is also preferred that the shape of the through-hole, size are all the same, and it is uniformly distributed.
In above scheme, the second ontology stops foam and plays the role of crushed foam more when foam, and foam is squeezing
Vanish into liquid under effect, be additionally provided with ventilative through-hole on second ontology, thus the first defoaming portion 210 both may be implemented by
Bubble burst can guarantee that the pressure in outer cylinder 2 is in communication with the outside at liquid.In preferred embodiment, described second
Be distributed several through-holes on body, that is, be distributed many through-holes, form the second web body, both can by bubble burst at liquid,
It can guarantee that the pressure in outer cylinder 2 is in communication with the outside again.Second web body such as filter screen is relatively common structure again, production
Simply, convenient, it is at low cost.It is in especially cellular second web body, since mesh is small and close, defoaming effect is good, and again
It can guarantee that the pressure in outer cylinder 2 is in communication with the outside.In addition, setting the first noumenon and the second ontology, defoam foam twice
Processing, by the first noumenon, completely shattered to pieces foam is not further processed, and defoaming effect is more preferable.
Further, the defoaming structure further includes the mounting portion 212 that will be defoamed structure and be mounted in air hole 8, described
Mounting portion 212 is connect with the first defoaming portion 210 and the second defoaming portion 211 respectively, the first defoaming portion 210 and the second defoaming portion 211
Between form accommodating chamber,
Preferably, the mounting portion 212 is annular structure, and outer wall and 8 inner wall of air hole of the mounting portion 212 are matched
Conjunction, first defoaming portion 210 and the second defoaming portion 211 are both connected to the inner wall of mounting portion 212.
In above scheme, the mounting portion 212 not only linked together the first defoaming portion 210 and the second defoaming portion 211, but also
Defoaming structure is mounted in air hole 8.It is convenient when needing repairing, together by the first defoaming portion 210 and the second defoaming portion 211
Taking-up is repaired and is cleared up, and is facilitated and installed in the first defoaming portion 210 and the second defoaming portion 211 together, and peace installation and dismantling are omitted
Unload step.Accommodating chamber is formed between first defoaming portion 210 and the second defoaming portion 211, simultaneously crushed foam is accommodated, by first
Foam behind defoaming portion 210 is because be pressurized, and when entering accommodating chamber suddenly, volume can be increased rapidly, but due to the volume of accommodating chamber
It is small, the foam that volume the increases rapidly extruding by bigger pressure rapidly again, and then thoroughly vanish.In preferred embodiment,
The mounting portion 212 is annular structure, and outer wall and 8 inner wall of air hole cooperate, and circular outer wall is easier and air hole 8
Inner wall cooperation without stay foam can by gap.First defoaming portion 210 and the second defoaming portion 211 are both connected to installation
The inner wall in portion 212, it is easier to cooperate with 8 inner wall of air hole, avoid the occurrence of protrusion and scratch inner wall, be also easier to be attached.
Further, second defoaming portion 211 and mounting portion 212 are integrally formed, first defoaming portion 210 and installation
Portion 212 is detachably connected,
Preferably, first defoaming portion 210 and mounting portion 212 are clamped, and structure is simple, easy for installation,
Preferably, it being equipped with screw thread in the mounting portion 212, first defoaming portion 210 is threadedly coupled with mounting portion 212,
Structure is simple, easy for installation.
In above scheme, second defoaming portion 211 and mounting portion 212 are integrally formed, and simplify structure, without assembly, institute
The first defoaming portion 210 is stated to be detachably connected with mounting portion 212, it is convenient to shape between the first defoaming portion 210 and the second defoaming portion 211
At accommodating chamber cleared up and repaired.
Further, the first noumenon is positioned close to the position of outer cylinder 2 and protrudes towards 2 direction of outer cylinder be arranged, described
Second ontology is arranged far from the position of outer cylinder 2 and reversely protrudes setting with the first noumenon,
Preferably, the first noumenon, the second ontology are hemispherical.
In above scheme, the first noumenon is protruded towards 2 direction of outer cylinder to be arranged, convenient to stop to foam, receives resistance
The foam segment of gear is broken, is partially pressed against beside protrusion, because there have the presence of protrusion to cause to be narrow beside protrusion, greatly
Measure foam extrusion herein, it is easier to be squeezed and broken, defoaming effect is more preferable.Second ontology is oppositely arranged with the first noumenon, be for
Increase accommodating chamber as far as possible, so on the one hand can accommodate more foams and be squeezed and vanished, on the other hand biggish appearance
Chamber of receiving makes the foam being just squeezed volume after entering larger space suddenly and being not under compression that can become bigger, it is easier to eliminate
These foams.In preferred embodiment, the first noumenon be it is hemispherical so that between 8 inner wall of the first noumenon and air hole
Distance it is smaller and smaller, foam overstock it is more and more, the pressure being subject to is increasing, it is easier to vanish foam.Described second
Ontology is hemispherical so that the space of the foam to become larger suddenly into accommodating chamber volume was increasing before this, then be it is smaller and smaller,
Defoaming effect is more preferable.
Further, aperture of the aperture of the through-hole of the first noumenon less than the through-hole of the second ontology, the first
The quantity of the through-hole of body is greater than the quantity of the through-hole of the second ontology.
In above scheme, foam can increase suddenly after the first noumenon, can still vanish before the second ontology, another
Aspect, the clear size of opening of the second ontology are to be greater than first also for the air pressure that can make in accommodating chamber to preferably breathe freely greatly
Air pressure before ontology, to realize that foam increases the purpose of volume suddenly.The number of openings of the first noumenon is greater than the second ontology
The quantity of through-hole because reaching before the foam before the second ontology is considerably less than the first noumenon, excessive through-hole is set
Foam can be released.In addition, aperture of the aperture of the through-hole of the first noumenon less than the through-hole of the second ontology, prevents line bits from passing through
Enter caused blocking and line bits in accommodating chamber after the first noumenon and does not allow easy to clean.
Further, the auxiliary section 214 equipped with Matching installation defoaming structure in the air hole 8,
Preferably, the auxiliary section 214 is the boss for protruding from the setting of 8 inner wall of air hole, and the defoaming structural support exists
On boss.
In above scheme, setting auxiliary section 214 makes the simpler convenience of installation for defoaming structure.Preferred embodiment
In, the auxiliary section 214 is boss, and the defoaming structure is supported on boss by mounting portion 212, without additional installation step
Suddenly, simple and convenient, the defoaming structure under the effect of gravity, will not move.The first noumenon is because towards 2 direction of outer cylinder
Protrusion, the outer diameter of the first noumenon are less than the internal diameter of boss.Preferably, the mounting portion 212 and more than boss breathing freely
Hole 8 is slidably matched, and is easy to install and maintain, and does not have gap between the air hole and mounting portion, prevents foam from mounting portion 212
It overflows in gap between air hole 8.
Further, the defoaming structure further includes facilitating that structure taking-up/installation pick-and-place portion 213 will be defoamed,
Preferably, described 213 one end of pick-and-place portion is connected on mounting portion 212, and the other end is extended to the second ontology direction
Higher than the edge of air hole 8,
It is furthermore preferred that the other end in the pick-and-place portion 213 is additionally provided with the crawl section suitable for hand crawl,
It is also preferred that the pick-and-place portion 213 is integrally formed on mounting portion 212.
In above scheme, because the aperture of air hole 8 is smaller, it has not been convenient to operate, so setting pick-and-place portion 213, facilitate by
Structure is defoamed to take out or be packed into.In preferred embodiment, the other end in the pick-and-place portion 213 extends to above air hole 8
Edge puts in taking-up/loading defoaming structure that air hole 8 can be easy and convenient without finger.In preferred embodiment,
The crawl section can be bar/strip structure perpendicular to pick-and-place portion 213.It is also preferred that the pick-and-place portion 213 is integrally formed
On mounting portion 212, without increasing components, structure is simple, convenient formation.
Embodiment five
As shown in Fig. 7 and Figure 10-12, the present embodiment is the further restriction of embodiment one, is disclosed in the present embodiment
A kind of washing machine, comprising:
Outer cylinder 2；
Water inlet bowl assembly 1；
Water supply hose 6, water inlet end connection water inlet bowl assembly 1, water outlet connect outer cylinder 2, and being equipped in the water supply hose 6 will
Outer cylinder 2 overflow bubble burst at liquid defoaming structure 200.
In above scheme, washing machine described in the present embodiment can be roller washing machine.Washing machine internal is provided with into water
Bowl assembly 1, the water inlet bowl assembly 1 includes water inflowing box and distributor box, under normal circumstances, between outer cylinder 2 and water inlet bowl assembly 1
It is connected using water supply hose 6, facilitates into outer cylinder 2 mixed liquor of water inlet or detergent or both.In washing process, due to making
When with high foaming detergent or the detergent excess of addition, will cause a large amount of foam in cylinder, excessive bubble will along into
Water hose 6 enters water inlet bowl assembly 1, or during machine drying, has foam and flowed to outside machine out of machine, influenced
The use of user brings greatly inconvenient and economic loss to user.Defoaming structure is equipped in water supply hose 6 described herein
200, the bubble burst that the defoaming structure 200 overflows outer cylinder 2 prevents foam overflow extremely water inlet bowl assembly 1, even at liquid
It overflows outside washing machine.
Further, the defoaming structure 200 is rotated when water supply hose 6 is intake with formation side between water supply hose 6
Just the opening intake resets after water inlet end to stop when foam enters water supply hose 6 and eliminate foam；
Preferably, the defoaming structure 200 is arranged in water inlet end, and position is higher than water outlet.
In above scheme, when water inlet, there is the defoaming structure 200 one-directional rotation to open 6 inner inlet water of water supply hose
The structure on road, that is, rotate under the percussion of water to form opening between water supply hose, to facilitate water inlet；Water inlet knot
Shu Hou, the defoaming structure reset, and can realize that defoaming is acted on when foam enters hose.Where the defoaming structure 200
Position is higher than water outlet, and bubble burst can also be flowed into again in outer cylinder 2 at after liquid, will not continue to be spilled over into water bowl assembly 1.
Further, the defoaming structure 200 includes defoaming portion 220, and the defoaming portion 220 includes stopping simultaneously crushed foam
Ontology, the ontology is equipped with ventilative through-hole,
Preferably, it is distributed several through-holes on the ontology and forms web body,
It is furthermore preferred that the web body is in honeycomb,
It is also preferred that the shape of the through-hole, size are all the same, and it is uniformly distributed.
In above scheme, ontology stops foam and plays the role of crushed foam more when foam, and foam is in squeezing action
Under vanish into liquid, ventilative through-hole is additionally provided on the ontology, so defoaming portion 220 both may be implemented bubble burst into liquid
Body, and can guarantee that the pressure in outer cylinder 2 is in communication with the outside, in addition, the defoaming portion 220 can also prevent line bits from entering water inlet
Bowl assembly, and offset bubble structure 200 in water inlet and washed away, the line bits of attachment thereon are washed away into outer cylinder, to prevent line
Bits blocking defoaming structure cannot achieve the connection of gas inside and outside outer cylinder.In preferred embodiment, it is distributed on the ontology several
Through-hole, that is, many through-holes are distributed, formation is netted, not only can be by bubble burst at liquid, but also can guarantee the pressure in outer cylinder 2
Power is in communication with the outside.Web body such as filter screen is relatively common structure again, and production is simple, convenient, at low cost.Especially it is in
Cellular web body, since mesh is small and close, defoaming effect is good, and can guarantee that the pressure in outer cylinder 2 is in communication with the outside again.
Further, the defoaming portion 220 further includes mounting ring 221, and the setting of mounting ring 221 is in web body week
Fixed web body simultaneously is installed in side.
In above scheme, the mounting ring 221 is used to install fixed web body, because web body such as filter screen
Inevitably there are some sharp filiforms in edge, if directly contacting with water supply hose 6, is easy to scratch hose, when installation is also easy
The hand for scratching operator not only facilitates therefore, it is necessary to which mounting ring 221 is arranged and carries out installation fixation to web body, but also prevent
Web body edge torn equipment and operator.
Further, the defoaming structure 200 further includes the first connecting portion being mounted on defoaming portion 220 in water inlet end
222, the first connecting portion 222 is connect at least partly neighboring in defoaming portion 220, and the defoaming portion 220 connects with first
The junction in socket part 222 and defoaming portion 220 is fulcrum rotation；
Preferably, junction is made of elastic material, provides the active force resetted after defoaming portion 220 rotates；
It is furthermore preferred that the first connecting portion 222 and the neighboring in defoaming portion 220 are integrally formed.
In above scheme, the junction is made of elastic material, so that defoaming portion 220 is when intake pressure is big in pressure
It can rotate around first connecting portion 222 under effect, so that water inlet is more convenient, be acted on after intake pressure disappearance in elastic force
Under set back, realize defoaming effect.The first connecting portion 222 is integrally formed with defoaming portion 220, and components are few, is not necessarily to volume
Outer installation.
Further, the first connecting portion 222 includes the changeover portion along 220 radially protruding of defoaming portion, and and changeover portion
It connecting, along the axially extending linkage section in defoaming portion 220, the defoaming portion 220 is mounted in water inlet end by linkage section,
Preferably, the changeover portion is made of elastic material, the defoaming portion 220 phase under the effect of changeover portion natural resiliency
Linkage section is rotated.
In above scheme, linkage section realizes connection, and changeover portion is to realize that the rotation in defoaming portion 220 is realized in connection again.So that
Defoaming portion 220 can be rotated when intake pressure is big around linkage section under pressure, so that water inlet is more convenient.Into
Water pressure sets back under the effect of changeover portion own resilient after disappearing, and realizes defoaming effect.
Further, the defoaming structure 200 further includes the limiting section for limiting defoaming portion 220 and rotating to water inlet extreme direction
223,
Preferably, the limiting section 223 is cyclic structure, is positioned close to go out into water bowl assembly 1 relative to defoaming portion 220
The position at the mouth of a river,
It is furthermore preferred that the outer diameter that the internal diameter of the limiting section 223 is greater than web body is less than the outer diameter of mounting ring 221.
In above scheme, the limiting section 223 limits defoaming portion 220 and realizes rotation only towards a direction.The limit
Position portion 223 can be the protrusion being arranged in water supply hose 6 or the blocking in water supply hose 6 is removably arranged in other
The structure that defoaming portion 220 rotates.The limiting section 223 is positioned close to relative to defoaming portion 220 into 1 water outlet of water bowl assembly
Position, limit defoaming portion 220 are rotated to the direction of water inlet 1 water outlet of bowl assembly, prevent defoaming portion 220 from cannot set back in time
The phenomenon that caused forfeiture defoaming function, occurs.In preferred embodiment, the limiting section 223 is cyclic structure, limit effect
Fruit is good, the rotation in comprehensive limit defoaming portion 220, and because the internal diameter of the stop collar, which is greater than web body, is less than mounting ring
221, web body will not be blocked, does not influence the effect for defoaming and breathing freely.
Further, the defoaming structure 200 further includes connecting the second connecting portion in defoaming portion 220 and limiting section 223
224, the second connecting portion 224 is connect with limiting section 223,
Preferably, the second connecting portion 224 is connect with first connecting portion 222,
It is furthermore preferred that the second connecting portion 224 is clamped with first connecting portion 222,
It is also preferred that the second connecting portion 224 is integrally formed on limiting section 223.
In above scheme, the second connecting portion 224 is connect with limiting section 223, and limiting section 223 and defoaming portion 220 are connected
It is connected together.In preferred embodiment, the second connecting portion 224 connects defoaming by connecting with first connecting portion 222
Portion 220 and limiting section 223.It is furthermore preferred that the second connecting portion 224 connect defoaming by being clamped with first connecting portion 222
Portion 220 and limiting section 223.It is also preferred that the second connecting portion 224 is integrally formed on limiting section 223, zero is not increased
Part simplifies limiting section 223 and its installation.
Further, the second connecting portion 224 includes the buckle for protruding from the setting of limiting section 223, first connection
The linkage section in portion 222 be equipped with the card slot that is clasped, the installation that setting buckle and card slot both make is simple and convenient, is not necessarily to volume
Outer component can be realized,
Preferably, the buckle is the laminated structure protruded along 223 edge of limiting section, and the card slot is from linkage section side wall
Along 220 circumferentially extending groove shape structure of defoaming portion, the buckle and card slot rotary clamping, structure is simple, easy for installation,
It is furthermore preferred that the anticreep that the limit fastener edge setting prevents buckle to be detached from card slot is raised,
It is also preferred that the limiting section 223 is equipped with the escape port for facilitating buckle and card slot to be clamped.
Further, the defoaming structure 200 further includes that defoaming portion 220 is prevented to be detached from limiting section 223 to water inlet extreme direction
The blocking portion of cyclic structure,
Preferably, the blocking portion is the strip structure being arranged in 223 cyclic structure of limiting section,
It is furthermore preferred that the position on limiting section 223 far from first connecting portion 222 is arranged in the blocking portion.
In above scheme, the limiting section 223 is cyclic structure, if mounting ring 221 has elasticity, is generating a large amount of foams
In the case where, cyclic structure may be detached to water inlet extreme direction overturning, blocking portion is set, prevents defoaming portion 220 to water inlet end
Direction is detached from 223 cyclic structure of limiting section, loses defoaming effect to avoid the overturning of defoaming portion 220 and prevents defoaming portion 220 from turning over
It can not set back after turning.Preferably, the defoaming portion of strip structure is arranged on limiting section 223 far from first connecting portion 222
Position, when sign just to have started the overturning of oriented water inlet end in defoaming portion, prevent its overturning in time.
Further, the installation protrusion that defoaming structure 200 is coupled with defoaming structure 200 is equipped in the water inlet end,
The outer diameter in the defoaming portion 220 is less than the internal diameter of installation protrusion, and the outer diameter of the limiting section 223 is greater than the internal diameter of installation protrusion.
In above scheme, setting installation protrusion facilitates the installation of defoaming structure 200, so that defoaming structure 200 is soft in water inlet
In pipe 6 have can against position, prevent it from sliding into 6 other positions of water supply hose under intake pressure.The defoaming portion 220
Outer diameter be less than installation protrusion internal diameter, allow defoaming portion 220 to realize rotation, the limiting section 223 in water supply hose 6
Outer diameter be greater than installation protrusion internal diameter, prevent defoaming structure 200 6 other positions of water supply hose are slided under intake pressure, and
Water supply hose 6 that other gaps are not present to enter water inlet bowl assembly 1 for foam and then be spilled over to outside washing machine.
The above is only presently preferred embodiments of the present invention, is not intended to limit the present invention in any form, though
So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this patent
Member without departing from the scope of the present invention, when the technology contents using above-mentioned prompt make it is a little change or be modified to
The equivalent embodiment of equivalent variations, but anything that does not depart from the technical scheme of the invention content, it is right according to the technical essence of the invention
Any simple modification, equivalent change and modification made by above embodiments, in the range of still falling within the present invention program.
Claims (10)
1. a kind of roller washing machine, roller washing machine includes water inlet bowl assembly and outer cylinder, the water inlet of intake bowl assembly and outer cylinder
Connection, which is characterized in that be additionally provided with foam detection mouth on the outer cylinder, float biography is provided at the foam detection mouth
Induction device, when foam overflow is to close to foam detection mouth in washing machine, float sensing device generates signal and simultaneously passes to laundry
The control device of machine.
2. a kind of roller washing machine according to claim 1, which is characterized in that the water inlet setting of the outer cylinder is outside
The rear end of outer cylinder is arranged in the front end of cylinder, the foam detection mouth；
Preferably, the top of outer tube rear end is arranged in the foam detection mouth；
Preferably, the foam detection mouth is located on the outer cylinder of inner cylinder bottom rear.
3. a kind of roller washing machine according to claim 1 or 2, which is characterized in that the position of the foam detection mouth
Height be not less than outer cylinder water inlet position height；
Preferably, the height of the position of the foam detection mouth is higher than the height of outer cylinder water inlet.
4. a kind of roller washing machine according to claim 1 to 3, which is characterized in that also set on the water inlet bowl assembly
It is equipped with gap, the position of the gap is higher than the height of outer cylinder water inlet；The position of the foam detection mouth is not higher than
The height of the gap；
Preferably, the position of the foam detection mouth is slightly below the height of the gap for bowl assembly of intaking.
5. a kind of roller washing machine according to claim 1 to 4, which is characterized in that the side of the foam detection mouth
Edge forms installation duct to prominent extension certain distance outside outer cylinder；The float sensing device is fixed at mounting hole
In road, including being provided with the non-magnetic pipe of tongue tube and the floating ball being set on non-magnetic pipe, the floating ball and dry spring
When pipe disconnects, close to outer tube inner wall or protrude into outer barrel.
6. a kind of roller washing machine according to claim 5, which is characterized in that the upper end in the installation duct is provided with
Limiting platform, the limiting platform are formed by the local protrusion of the heart thereto of the inner wall for installing duct, and the tongue tube is located at
On limiting platform, the floating ball is located at below limiting platform；
Preferably, the heart protrudes the limiting platform for forming annular to the inner circumferential wall in the installation duct thereto.
7. -6 any a kind of roller washing machine according to claim 1, which is characterized in that close to the foam detection mouth
Safeguard structure is provided on the outer tube inner wall at edge, the safeguard structure is inwardly projecting relative to outer tube inner wall；
Preferably, the safeguard structure includes waterproof rib, and the waterproof rib is arranged at the front side of foam detection mouth；
Preferably, the edge of the foam detection mouth forms annular to the prominent certain distance of the internal stretch of outer cylinder
Waterproof rib.
8. a kind of control method of roller washing machine, which is characterized in that roller washing machine includes water inlet bowl assembly and outer cylinder, water inlet
Bowl assembly is connected to the water inlet of outer cylinder, and foam detection mouth, the foam detection are additionally provided on the outer cylinder of roller washing machine
It is provided with float sensing device at mouthful, when foam overflow is to close to foam detection mouth in washing machine, in certain detection time
Interior, float sensing device generates signal and passes to the control device of washing machine, and washing machine is sounded an alarm and/or carried out at defoaming
Reason.
9. the control method of roller washing machine according to claim 8, which is characterized in that in washing machine operational process, when
The foam of washing machine is excessive and when to overflow to close to foam detection mouth, and the float of float sensing device rises with foam,
In certain detection time, it is attracted with tongue tube and generates signal, and transmit a signal to the control device of washing machine.
10. the control method of roller washing machine according to claim 8 or claim 9, which is characterized in that the detection time is big
The time of surge water flow is executed in roller washing machine.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811376449.2A CN109355855B (en) | 2018-11-19 | 2018-11-19 | Drum washing machine and control method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811376449.2A CN109355855B (en) | 2018-11-19 | 2018-11-19 | Drum washing machine and control method |
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| CN109355855B CN109355855B (en) | 2023-04-21 |
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| Publication number | Publication date |
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| CN109355855B (en) | 2023-04-21 |
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