CN109957932A

CN109957932A - A kind of automatic release device and washing machine

Info

Publication number: CN109957932A
Application number: CN201711424571.8A
Authority: CN
Inventors: 张华成; 梁启队; 黄本财
Original assignee: Qingdao Haier Washing Machine Co Ltd
Current assignee: Qingdao Haier Washing Machine Co Ltd
Priority date: 2017-12-25
Filing date: 2017-12-25
Publication date: 2019-07-02
Also published as: WO2019128725A1

Abstract

The invention discloses a kind of automatic release device and washing machine, automatic release device includes detergent box, and detergent box is equipped at least one chamber held for detergent；The float for floating on liquid level is equipped in chamber, float is interior to be equipped with magnet, and correspondence is equipped with tongue tube below float, to carry out corresponding detection to float height and then know the indoor liquid level of detergent box chamber.By installing the float to float with liquid level in the detergent of detergent box, softener liquid storage chamber, and magnet set by float inside is detected, to obtain the height change of float, and then achieve the purpose that accurately to detect liquid level in detergent box chamber, and then issue to remind in time and store detergent, the insufficient warning note of softener in user's chamber.Meanwhile the configuration of the present invention is simple, significant effect, it is suitable for promoting the use of.

Description

A kind of automatic release device and washing machine

Technical field

The invention belongs to car washing installation technical fields, specifically, it is automatic to be related to a kind of detergent of washing machine, washing powder Delivery device.

Background technique

With the quickening pace of modern life with the continuous improvement of consumer's awareness of saving energy, user more closes when choosing household electrical appliances Infuse the household electrical appliances of energy-saving facile.As the higher household electrical appliances of family's frequency of use, energy-saving convenient has become customer and chooses weight washing machine The factor wanted.Washing machine with automatic detergent adding function also thus is increasingly favored by user, and at present on the market Mostly it is manually to add detergent when conventional laundry apparatus laundry takes, launches dosage and be difficult to hold, when dosage of scour is less than normal Cause that washing effect is poor, clean ratio is relatively low；When dosage of scour is bigger than normal, detergent is not only wasted, but also increases rinsing difficulty, is wasted water Electricity and time increase single laundry cost.Based on this, the continuous washing machine for releasing automatic detergent adding of Washing Machine Factory's Phytolacca acinosa.

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 overcome the deficiencies of the prior art and provide a kind of detergent launches dress automatically It sets, the purpose that automatic addition is launched is carried out to detergent to realize；The second object of the present invention is to provide a kind of use in washing machine Automatic release device, to realize the purpose detected automatically to stored detergent.

In order to solve the above technical problems, the present invention is using the basic conception of technical solution:

A kind of automatic release device comprising detergent box, detergent box are equipped at least one chamber held for detergent Room；It is equipped with the float for floating on liquid level in chamber, magnet is equipped in float, correspondence is equipped with tongue tube below float, to floating Sub- height carries out corresponding detect and knows the indoor liquid level of detergent box chamber in turn.

Further, be equipped with the connecting rod extended vertically in chamber, the upper end of connecting rod and detergent box upper cover be hinged, lower end with Float is mutually fixedly connected；Preferably, twice block reinforcement of the lid equipped with downwardly projecting extension on detergent box, connecting rod correspondence are held on In gap between twice block reinforcement and by the fitting corresponding with block reinforcement of the two sides of connecting rod, with the movement of limiting rod.

Further, the lower end of connecting rod is a bending segment, and bending end is horizontally extending, the end of bending segment and float one The top of side is mutually fixedly connected.

Further, float includes the shell of an inner hollow, and shell is mutually fixedly connected with outside with connecting rod lower end；In shell Portion constitutes the hollow chamber of a sealing, is fixedly installed with a magnet in hollow chamber.

Further, the shell of float includes a corresponding closed upper cover of fastening, and upper lid is equipped with downwardly projecting supporting rib, Magnet, which is correspondingly placed into enclosure interior and takes, is put in shell bottom wall, and the upper lower end for covering set supporting element is corresponding with magnet upper surface Magnet correspondence is fixedly clamped between supporting rib and shell bottom wall by limit contact；

Preferably, case inside wall is equipped with extends to center position, a plurality of block reinforcement that is intervally arranged, on the outside of magnet and respectively The mutually limit contact respectively of block reinforcement elongated end, is installed on enclosure interior for magnet clamping, prevents horizontal displacement.

Further, detergent box is drawable is installed in water box, is fixedly installed with tongue tube, the dry Huang on the downside of water box Float of the pipe after detergent box push-in water box vertically below, is mentioned with issuing scarce liquid alarm when float drops to setting height Show signal.

It further, include the softener chamber and detergent chamber for including the relatively independent setting in left and right, detergent in detergent box A relatively independent washing powder chamber is equipped in the middle part of chamber；Softener chamber and intracavitary respectively correspond of detergent are equipped with to softener or wash The float that agent carries out liquid level detection is washed, respectively corresponds and is equipped with to float progress height below softener chamber and detergent chamber The tongue tube of detection.

Further, the central region of cavity bottom is respectively equipped with detection slot fall for float, to lower recess, floating Correspondence is fallen into detection slot when son drops to cavity bottom；Detection slot is through cavity bottom on rear side of the runner and chamber of lower recess Liquid outlet is connected；Preferably, the bottom of detection slot is arranged with runner bottom to concordant；Or the bottom of detection slot is to runner side To the inclined-plane of inclination decline.

Further, supporting rib radially extending to detection groove center, being vertically arranged is equipped in detection slot, supporting rib Upper end is in contact with float bottom, with float is supported prevent and in detection slot remain detergent adhesion.

The invention also discloses a kind of washing machines, are equipped with a kind of any of the above-described automatic release device.

After adopting the above technical scheme, the present invention has the advantages that compared with prior art.

By installing the float to float with liquid level in the detergent of detergent box, softener liquid storage chamber, and in float Magnet set by portion is detected, and to obtain the height change of float, and then is reached and is carried out to liquid level in detergent box chamber Quickly, the purpose accurately detected, and then issue the insufficient alarm of storage detergent, softener in user's chamber is reminded to mention in time Show.

Meanwhile the configuration of the present invention is simple, significant effect, it is suitable for promoting the use of.

A specific embodiment of the invention is described in further detail with reference to the accompanying drawing.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of detergent box in the embodiment of the present invention；

Fig. 2 is the section structure diagram of detergent box in the embodiment of the present invention；

Fig. 3 is a horizontal section structural schematic diagram of detergent box in the embodiment of the present invention；

Fig. 4 is another horizontal section structural schematic diagram of detergent box in the embodiment of the present invention；

Fig. 5 is the configuration schematic diagram of automatic release device in the embodiment of the present invention；

Fig. 6 is another section structure diagram of detergent box in the embodiment of the present invention；

Fig. 7 is the configuration schematic diagram of detergent box in the embodiment of the present invention；

Fig. 8 is the structural schematic diagram of detergent box in the embodiment of the present invention；

Fig. 9 is the section structure diagram of automatic release device in the embodiment of the present invention；

The top view of waterway structure in Figure 10 embodiment of the present invention；

The structural schematic diagram of control valve in Figure 11 embodiment of the present invention；

The structural schematic diagram of compression bar different perspectives in Figure 12 and Figure 13 embodiment of the present invention；

The structural schematic diagram of detergent box different section in Figure 14 and 15 embodiment of the present invention；

Partial enlargement structural representation in Figure 16 embodiment of the present invention Figure 15 at A；

The superstructure schematic diagram of detergent box in Figure 17 embodiment of the present invention；

The section structure diagram of automatic release device in Figure 18 embodiment of the present invention；

Partial enlargement structural representation in Figure 19 embodiment of the present invention Figure 18 at B；

Label declaration in attached drawing: 100, water box, 200, detergent box, 1, guiding groove, 2, inlet, 3, liquid injection port, 4, Upper cover, 5, buckle, 6, claw, 7, cover board, 8, detergent chamber, 9, connecting rod, 10, block reinforcement, 11, float, 12, magnet, 13, dry spring Pipe, 14, upper cover, 15, supporting rib, 16, block reinforcement, 17, block reinforcement, 18, detection slot, 19, supporting rib, 20, washing powder chamber, 21, submissive Agent chamber, 22, compression bar, 23, press section, 24, card convex, 25, barrier rib, 26, sliding slot, 27, buckle, 28, lock tongue, 29, card convex, 30, Card slot, 31, runner, 32 collecting tanks, 33, liquid outlet, 34, check valve, 35, bracket, 36, screw, 37, screw pole, 38, guiding Muscle, 39, fixing muscle, 40, groove, 41, supporting rib, 42, water outlet, 43, water retaining ribs, 44, inclined-plane, 45, water chamber, 46, water inlet Portion, 47, interconnecting piece, 48, outlet part, 49, inlet pipeline, 50, fin, 51, guide face, 52, reversal valve, 53, negative pressure hole, 54, Venturi tube, 55, lamina tecti, 56, capping plate, 57, spray water inlet flow channel, 58, spray port, 59, even water muscle, 60, even water chamber, 61, flow sensor, 62, hot water inlet pipe, 63, cold water inlet, 64, suction runner, 65, revers turn part, 66, air hole, 67, Control valve, 68, valve plug, 69, mounting portion, 70, sealing ring, 71, reset spring, 72, handle portion, 73, limited post, 74, opening, 75, pressing hole, 76, washing powder water inlet, 77, mounting rod, 78, grafting muscle, 79, slot, 80, interior card convex, 81, lower flange, 82, Outer card convex, 83, blocking portion, 84, sealing fin, 85, card convex, 86, supporting rib, 87, segmentation muscle, 88, backstop muscle, 89, flange, 90, in-flanges, 91, mixing chamber.

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.

As shown in Figure 1 to 11, a kind of automatic release device is described in the embodiment of the present invention comprising be installed on laundry Water box 100 on machine are equipped with detergent box 200 in water box 100；Preferably, detergent box 200 pull can be installed on outward In water box 100.Detergent box 200 is equipped with multiple mutually independent chambers；Preferably, there are three independent for the tool of detergent box 200 Chamber is respectively as follows: detergent chamber 8, softener chamber 21 and washing powder chamber 20.

20 top of washing powder chamber is equipped with washing powder inlet 2, so that user is by washing powder injecting chamber, in water box 100 It is additionally provided with the water inlet being connected with washing machine inflow pipeline, water inlet is connected with inlet 2, to infuse into washing powder chamber 8 Enter into water, enable the indoor washing machine powder of chamber by water inlet punching it is mixed after again the water flowing out structure set by 8 bottom of washing powder chamber flow into water box 100 Lower part, then flowed into washing of drum type washing machine cylinder through pipeline set by 100 bottom of water box and clothing is washed.

The top of detergent chamber 8 and softener chamber 21 is respectively equipped with the liquid injection port 3 for the injection of detergent box softener, so that Detergent and softener correspondence are added in chamber by user；When washing machine needs putting detergent and/or softener, water box Negative pressure pumping device set by 100 tops is started to work, by the detergent and/or softener that are stored in chamber with certain flow rate It is flowed out from liquid outlet 33 described in chamber, and is to flow into 100 lower part of water box again after washing machine inflow mixes, then through water box 100 Pipeline set by bottom is flowed into washing of drum type washing machine cylinder and is washed to clothing.

Embodiment one

As shown in Figures 1 to 9, this embodiment describes a kind of automatic release devices comprising sink 200, detergent Box 200 includes the chamber that at least one accommodates detergent, and cavity bottom is equipped with liquid outlet 33, and cavity bottom is equipped with to lower recess The end of runner 31, runner 31 is connected with liquid outlet 33, so that remaining detergent is along runner 31 to liquid outlet 33 in chamber Discharge.Check valve 34 is installed at the liquid outlet 33, so that the detergent or softener that store in chamber are flowed through check valve 34 Chamber out.

By being set to the runner that liquid outlet is connected in the bottom of detergent box chamber, so that stored in chamber The liquid such as detergent are converged to runner to be flowed, and avoids remaining liquid of the cavity bottom there are large area, and then reach reduction chamber The purpose of interior remained detergent amount.

In the present embodiment, cavity bottom is equipped at least one runner 31 that rear end is extended to from front end, one end of runner 31 It extends to and is connected with liquid outlet 33.

In the present embodiment, the sidewall bottom of the detergent box 200 is equipped with liquid outlet 33, liquid outlet 33 and 31 end of runner Bottom wall flush or lower than setting.Preferably, the bottom wall of runner 31 gradually decreases highly, after runner 31 to the back-end from front end End is connected with liquid outlet 33, so that the residue in runner is inclined by bottom wall to guidance flowing at liquid outlet.

In the present embodiment, detergent box 200 is equipped with mutually independent three chambers, respectively detergent chamber 8, softener Chamber 21 and washing machine powder chamber 20；The rear end of detergent chamber 8 and softener chamber 21 is respectively equipped with detergent liquid outlet and softener goes out The cavity bottom of liquid mouth, detergent chamber 8 and softener chamber 21 is respectively equipped with runner 31, the rear end of two runners 31 respectively with detergent Liquid outlet is connected with softener liquid outlet one-to-one correspondence.

In the present embodiment, the detergent box 200 includes the softener chamber 21 and detergent chamber of the relatively independent setting in left and right 8, a relatively independent washing powder chamber 20 is equipped in the middle part of detergent chamber 8.

In the present embodiment, the float 11 checked liquid storing heights is respectively equipped in softener chamber 21 and detergent chamber 8, The central region of cavity bottom is respectively equipped with detection slot 18 fall for float 11, to lower recess, detection slot 18 and runner 31 One end be connected, the other end of runner 31 is connected with the liquid outlet 33 on rear side of chamber；Preferably, the bottom of detection slot 18 with 31 bottom of runner is arranged to concordant；Or the bottom of detection slot 18 is to the inclined-plane of 31 direction of runner inclination decline, to guide detection Detergent in slot 18 is flowed along runner 31.

Supporting rib radially extending to 18 center of detection slot, being vertically arranged is equipped in the present embodiment, in detection slot 18 19, the upper end of supporting rib 19 and 11 bottom connection of float touch, and prevent from washing with residual in detection slot 18 to be supported float 11 Wash agent adhesion.

In the present embodiment, the rear side of chamber is equipped with the collecting tank 32 to lower recess, and the collecting tank 32 and liquid outlet 33 are right It should be arranged, collecting tank 32 is connected with the end of runner 31；Preferably, the bottom of collecting tank 32 is set lower than the bottom of runner 31 It sets.The collecting tank of runner height is set lower than by the rear end in runner, so that the liquid such as detergent in runner are to liquid collecting The flowing of slot direction, is further reduced in runner that there are the residuals of the substances such as detergent.It is further preferred that being equipped at liquid outlet 33 Check valve 34, check valve 34 is horizontally disposed, and the water sucking mouth of check valve 34 is set to the lower part at the center of check valve 34；Preferably, single It is set at the bottom of collecting tank 32 to the water sucking mouth of valve 34, so that the indoor detergent of chamber can be all through check valve stream Out, so improve detergent discharge efficiency.

Embodiment two

As shown in Figures 1 to 9, this embodiment describes a kind of automatic release devices comprising drawable to be installed on water Detergent box 200 in box 100, detergent box 200 are equipped with the compression bar 22 of one end plug connection, 22 other end of compression bar be equipped with to The lock tongue 28 of outer protrusion, to enable lock tongue to the locking state of detergent box internal contraction releasing lock tongue after user is by moulded rod.

The compression bar of flexible deformation can be generated, under external force by installing on detergent box to realize user to compression bar Pressing operation is carried out, set lock tongue on compression bar is enabled to carry out contraction movement, and then reaches lock tongue and water box are separated or locking limits Purpose.

In the present embodiment, detergent box 200 includes shell and the upper cover 4 for being fastened on top, is equipped with compression bar in upper cover 4 22, the grafting corresponding with upper cover 4 of the front end of compression bar 22, rear end are equipped with lock tongue 28 protruding upward, to install pressure downwards in user After bar 22, enable 22 rear end of compression bar generate flexible deformation but lock tongue 28 being contracted to inside detergent box 200.

In the present embodiment, compression bar 22 is horizontally installed to 4 downside of upper cover, the corresponding insertion 4 downside institute of upper cover in the front end of compression bar 22 It connects and fixes in the sliding slot 26 of setting and mutually；The rear end of compression bar 22 is equipped with the lock tongue 28 of extension protruding upward, and upper cover 4, which is equipped with, to be supplied The corresponding opening 74 stretched out of lock tongue 28, the upper end of lock tongue 28 are arranged beyond 4 upper surface of upper cover；Preferably, it is equipped at opening 74 Bend downward one circle flange, with guide the motion track of lock tongue 28, prevent lock tongue 28 and opening 74 be separated the occurrence of.

In the present embodiment, the lock tongue 28 includes the plate being vertically arranged, plate extending direction and 200 pull of detergent box Moving direction is perpendicular, and plate both ends are respectively equipped with the turnover panel bent to detergent box rear end；Preferably, 28 lower end of lock tongue with The corresponding dismountable connection of compression bar 22.

In the present embodiment, 28 lower end of lock tongue is equipped with the mounting rod 77 extended vertically, and the lower end of mounting rod 77 is equipped with radial The card convex 29 of protrusion；The front end of compression bar 22 is equipped with construction section, and construction section is equipped with the card slot 30 being mutually clamped for mounting rod, card slot 30 The corresponding increase horizontal space in front end or rear end, to guide mounting rod 77 to slide into and be connected and fixed through 29 phase of card convex.

In the present embodiment, the front and rear sides of lock tongue 28 are respectively equipped with the limited post 73 extended straight up, and limited post 73 is set In the outside for 74 flange that are open, the upper surface of limited post 73 is contacted with the corresponding fitting in 4 downside of upper cover；Preferably, 4 downside of upper cover Equipped with the parallel guiding tendon of twice, guiding tendon is axially extending along compression bar 22 from 74 flange of opening, and limited post 73 is held in two In gap between road guiding tendon.

In the present embodiment, the middle part of compression bar 22 is equipped with press section 23 protruding upward, is correspondingly provided in detergent box upper cover 4 Compression bar 22 is driven for the pressing hole 75 that press section 23 is pierced by enable user apply a downward pressing active force to press section 23 Rear end generates downward elastic displacement, makes inside the corresponding income detergent box 200 of lock tongue 28；Preferably, the upper surface of press section 23 It is arranged with 4 upper surface of upper cover to concordant.

In the present embodiment, the supporting rib 41 extended vertically upwards is equipped in chamber, supporting rib 41 is correspondingly arranged at press section 23 Vertically below, the downside of top with press section 23 of supporting rib 41 is at a distance of an activity surplus and right after pressing down on press section 23 Compression bar 22 is supported limit, and to prevent, the downward flexible deformation of compression bar 22 is excessive and generates the generation of dropping situations.

A sliding slot 26 extended along detergent box pull direction, the two sides of sliding slot 26 are equipped in the present embodiment, on the downside of upper cover 4 Gap between wall is inserted into for 22 front end of compression bar is corresponding, and the middle part of sliding slot 26 is equipped with a barrier rib 25 that two sidewalls are connected, The front end of compression bar 22 is equipped with the card convex 24 of clamping corresponding with barrier rib 25, with after the corresponding insertion sliding slot 26 in 22 front end of compression bar, Card convex 24 is corresponding to be slid into 25 front side of barrier rib and connects and fixes relatively.

In the present embodiment, the amesiality setting of rear end opposed front end of compression bar 22, so that user is to 22 middle part of compression bar Press active force generate an oblique torque, and then reduce to press needed for dynamics requirement, further increase user to lock tongue by The Discussing Convenience of pressure.

User is in outside pull detergent box, after detergent box is evacuated to certain distance outward, lock in water box along phase Limit contradicts, and detergent box can not pull out again；At this point, press section in the middle part of compression bar is exposed to outside water box, Yong Huxiang Lower pressing press section enables compression bar generate flexible deformation, and after edge is separated on lock and water box, user is pulling out detergent Box, then detergent box can be evacuated to outside water box, realize the purpose dismantled to detergent box.

Embodiment three

As shown in Figures 1 to 9, a kind of automatic release device is described in the present embodiment comprising detergent box 200 is washed It washs agent box 200 and is equipped at least one chamber held for detergent；The float 11 of floating with liquid level is equipped in chamber, in float 11 Equipped with 12 iron of magnetic, correspondence is equipped with tongue tube 13 below float 11, to carry out corresponding detection and then know to wash to 11 height of float Wash the liquid level in agent box chamber 200.

In the present embodiment, the connecting rod 9 extended vertically is equipped in chamber, upper end and 4 phase of detergent box upper cover of connecting rod 9 are cut with scissors It connects, lower end is fixedly connected with 11 phase of float；Preferably, detergent box upper cover 4 is equipped with the twice block reinforcement 10 of downwardly projecting extension, The correspondence of connecting rod 9 is held in the gap between twice block reinforcement 10 and by the fitting corresponding with block reinforcement 10 of the two sides of connecting rod 9, with limit The movement of connecting rod 9 processed.

In the present embodiment, the lower end of connecting rod 9 is a bending segment, and bending end is horizontally extending, the end of bending segment with The top of 11 side of float is mutually fixedly connected.

In the present embodiment, float 11 includes the shell of an inner hollow, and mutually fixation connects shell with 9 lower end of connecting rod with outside It connects；Enclosure interior constitutes the hollow chamber of a sealing, is fixedly installed with a magnet 12 in hollow chamber.

In the present embodiment, the shell of float 11 includes a corresponding closed upper cover 14 of fastening, and upper cover 14 is equipped with downwardly convex Supporting rib 15 out, magnet 12, which is correspondingly placed into enclosure interior and takes, is put in shell bottom wall, in upper cover 14 under set supporting element 15 End is contacted with the corresponding limit in 12 upper surface of magnet, by magnet 12 it is corresponding be fixedly clamped with supporting rib 15 and shell bottom wall it Between；Preferably, case inside wall is equipped with extends to center position, a plurality of block reinforcement 16 that is intervally arranged, 12 outside of magnet with respectively The mutually limit contact respectively of 16 elongated end of block reinforcement, is installed on enclosure interior for the clamping of magnet 12, prevents horizontal displacement.

In the present embodiment, detergent box 200 is drawable to be installed in water box 100, is fixedly installed on the downside of water box 100 dry Reed pipe 13, the dry reed tube 13 be in detergent box 200 be pushed into water box 100 after float 11 vertically below, under float 11 It is issued when being down to setting height and lacks liquid alarm alert signal.

In the present embodiment, the interior softener chamber 21 and detergent chamber 8 including the relatively independent setting in left and right of detergent box 200, A relatively independent washing powder chamber 20 is equipped in the middle part of detergent chamber 8；It respectively corresponds and is equipped in softener chamber 21 and detergent chamber 8 The float 11 of liquid level detection is carried out to softener and detergent, is respectively corresponded and is equipped with below softener chamber and detergent chamber The tongue tube 13 of height detection is carried out to float 11.

In the present embodiment, the central region of cavity bottom is respectively equipped with detection slot fall for float 11, to lower recess 18, it is fallen into detection slot 18 with corresponding when float 11 drops to cavity bottom；Detection slot 18 is through cavity bottom to lower recess Runner 31 is connected with the liquid outlet 33 on rear side of chamber；Preferably, the bottom of detection slot 18 is arranged with 31 bottom of runner to concordant； Or the bottom of detection slot 18 is to the inclined-plane of 31 direction of runner inclination decline.

Supporting rib radially extending to 18 center of detection slot, being vertically arranged is equipped in the present embodiment, in detection slot 18 19, upper end and 11 bottom connection of float of supporting rib 19 touch, and prevent from and remain in detection slot to wash to be supported float 11 Agent adhesion.

Example IV

As shown in Figures 1 to 9, this embodiment describes a kind of automatic release devices comprising is installed in water box 100 Detergent box 200, the interior chamber equipped at least one storage detergent of detergent box 200；100 outer wall of water box is equipped with tongue tube 13, the installation corresponding with magnet 12 set on the float 11 in chamber with liquid level floating of tongue tube 13, tongue tube 13 is to magnet 12 Position carries out proximity test, accurately to detect the height of float 11 and then know the indoor liquid level of chamber.

By installing tongue tube in water box bottom, carried out with magnet set on the float to corresponding position in chamber accurate Position detection, and tongue tube detects magnet and issues prompt messages when float drops to sky liquid level, to remind user The corresponding liquid such as supplement addition detergent into chamber.Simultaneously as tongue tube is set on the outside of water box, avoid tongue tube with Water box internal liquid is in contact, and the reliability of liquid level detection device is enabled to greatly promote.

In the present embodiment, the lower part of 100 bottom wall of water box is equipped with bracket 35, and tongue tube 13 is clamped and fastened on bracket 35 and water Between 100 bottom wall of box.

In the present embodiment, the fixing muscle 39 outwardly protruded is equipped on the downside of 100 bottom wall of water box, the downside of fixing muscle 39 is equipped with recessed Slot, the correspondence of tongue tube 13 are located in the groove of fixing muscle 39；Preferably, the downside of 100 bottom wall of water box is equipped with multiple parallel Spaced fixing muscle 39, the downside of each fixing muscle 39 are respectively equipped with for the groove gripped corresponding on the outside of tongue tube 13, To be fixedly clamped the multiple portions of tongue tube 13 are corresponding with each fixing muscle 39 correspondingly.

In the present embodiment, bracket 35 is horizontally disposed, and bracket 35 at least cover the groove of fixing muscle 39,35 upper surface of bracket and The corresponding fitting of tongue tube 13, so that the correspondence of tongue tube 13 is fixedly clamped between bracket 35 and water box 100.

In the present embodiment, bracket 35 is tightened against in water box 100 through the fixation of at least one screw 36, it is preferred that bracket 35 Both ends and middle part are fixedly connected through a corresponding screw 36 with 100 phase of water box respectively.In the present embodiment, set on the downside of 100 bottom wall of water box Outwardly convex screw pole 37 out, the fitting setting corresponding with the upper surface of bracket 35 of screw pole 37, screw pole 37 are equipped with edge Axially extending screw hole is spirally connected so that screw 36 is corresponding with the screw hole on screw pole 7 after bracket 35.

In the present embodiment, the downside of 100 bottom wall of water box is equipped with the guiding rib 38 of downwardly projecting extension, guiding rib 38 and bracket 35 corresponding grafting, are pre-positioned with the installation site to bracket 35, enable user directly that bracket 35 is corresponding through guiding rib 38 Grafting is predetermined to be fixed after specific position, then through 36 bolt of screw, to realize the mesh to the quick location and installation of tongue tube 13 's.

In the present embodiment, the downside of 100 bottom wall of water box is equipped with the groove 40 being recessed upwards, the corresponding Embedment and installation of bracket 35 in In groove 40；Preferably, flush is arranged on the downside of 35 lower surface of bracket and 100 bottom wall of water box, with reduce water box whole height, Reduce the installation space of automatic release device.

Embodiment five

As shown in Figures 1 to 9, this embodiment describes a kind of automatic release devices comprising can pull shifting in water box 100 The detergent box 200 of dynamic installation, the top of detergent box 200 are equipped with the inlet 2 of internally washing powder chamber addition washing powder；It washes It washs and is equipped with guiding groove 1 at the top of agent box 200, one end of guiding groove 1 is connected with inlet 2, the other end extends to detergent box 200 At periphery, so that the liquid of 2 overflow of inlet along guiding groove 1 flows to 200 periphery of detergent box and along detergent box 200 and water box Gap falls into 100 lower part of water box between 100.

By the way that guiding groove is arranged at the top of detergent box, with the washing powder water that is overflowed during adding washing powder through drawing Guide groove is drained to washing machine periphery corresponding position, and the gap through corresponding position falls into water box lower part, avoids washing powder water and is washing The random sinuous flow of agent box top, influence user use body-sensing, or even from detergent box pull opening portion flow out water box the occurrence of.

In the present embodiment, the detergent box 200 includes the upper cover 4 for being fastened on case top, and upper cover 4 is equipped with for laundry The washing powder inlet 2 of washing powder chamber 20, the washing powder inlet 2 are set to upper cover 4 in powder and water inlet injection detergent box 200 Front, 4 upper surface of upper cover are equipped with the guiding groove 1 to lower recess, inlet 2 be set to one end of guiding groove 1, guiding groove 1 it is another End extends on rear side of detergent box.

In the present embodiment, guiding groove 1 extends along detergent box pull direction, and the front end of guiding groove 1 is injected equipped with washing powder Mouth 2, the rear end of guiding groove 1 extend to 200 rear side of detergent box, after detergent box between 100 rear wall of 200 sides and water box apart Certain interval, so that guidance spilling water flows into 100 lower part of water box；Preferably, the washing powder inlet 2 is set to 1 front end of guiding groove Bottom；It is further preferred that the height of washing powder inlet 2 is lower than the slot bottom of guiding groove 1.

In the present embodiment, the front side of guiding groove 1 is respectively arranged on the left side and the right side the barrier for stopping water flow, and barrier is in certainly It is lower gradually to be constituted upwards to the inclined-plane of guiding groove outer inclination, the rear side opening setting of guiding groove 1, in order to which spilling water flows out, with The washing powder water of spilling is flowed backward along guiding groove 1 and is guided on rear side of detergent box, detergent box front end is avoided and has Spilling water influences the problem of user uses body-sensing.

In the present embodiment, the rear portion radial width of guiding groove 1 is gradually narrowed, to guide spilling water water flow to middle part convergence flow It is dynamic；Preferably, the rear portion of at least one side wall of guiding groove 1 is the transition face extended to middle part, is in gradually to receive to enable 1 rear portion of guiding groove Narrow is horn-like；It is further preferred that transition face is in smooth arc, to reduce the remaining of water flow in guiding groove.

Embodiment six

As shown in Figures 1 to 9, this embodiment describes a kind of automatic release device, the drawable installations of detergent box 200 In in water box 100, detergent box 200 includes the shell of open setting and the upper cover 4 for being fastened on case top open-mouth, upper cover 4 Side grafting corresponding with shell, the opposite other side and corresponding the fastenings clamping of shell, with enable the correspondence fixing buckle of upper cover 4 together in Case top open-mouth.

By will be set as that the upper cover being fixedly connected can be opened and closed at the top of detergent box so that the upper cover of detergent box with Detergent box shell holder directly through buckle be mutually fixedly connected, and junction carry out environmental sealing, realize upper cover and Quickly clamping is fixedly mounted and effectively improves the purpose of detergent box leakproofness between detergent box shell.

As shown in figure 18, in the present embodiment, at least one downwardly projecting supporting rib 86 is equipped on the downside of the middle part of upper cover 4, Supporting rib 86 is contacted with the corresponding limited support of segmentation muscle 87 for dividing different chamber inside detergent box 200；It is preferred that , the top of segmentation muscle 87 is equipped with the groove of grafting corresponding with 86 lower end of supporting rib, so that supporting rib 86 and segmentation muscle 87 It is corresponding that connection is plugged and fixed, and 86 bottom end of supporting rib is enabled to contact with segmentation 87 top of muscle to limited support, to improve upper cover 4 Support degree.

In the present embodiment, the front side of upper cover 4 is equipped at least one claw 6 outwardly protrude, extending in parallel, detergent box The front side of shell is equipped with blocking portion 83 protruding upward, and blocking portion 83 is equipped with the bayonet of grafting corresponding with claw 6 engaging.It is excellent Choosing, the claw 6 includes the grafting muscle 78 protruded vertically downwards, and the top of blocking portion 83 is equipped with corresponding with grafting muscle 78 The slot 79 of cooperation enables the two touching position form sealing plug surface, to prevent detergent in detergent box from flowing out；Claw 6 Bottom surface is additionally provided at least one downwardly projecting card convex, and the top surface of blocking portion 83 is equipped with the card slot of setting corresponding with card convex, Card convex is corresponding with card slot after being fastened with upper cover 4 connects and fixes, and then guarantees the fixed dress between upper cover and detergent box shell Match.Preferably, a card convex 85 is respectively equipped in the left and right ends of claw and middle part

In the present embodiment, the rear side of upper cover 4 is equipped with buckle 5 extend vertically downwards, equipped with opening, detergent box 200 Rear side be equipped with the protrude backward, block reinforcement 17 that extends vertically, the correspondence of block reinforcement 17 is clamped on buckle 5 in set opening；It is preferred that , block reinforcement 17 is gradually inclined outwardly setting from up to down, flexible deformation and slide downward is generated with guidance buckle 2, until upper cover 4 It corresponds to after being fastened on 200 opening of detergent box, enables on the corresponding insertion buckle 5 of block reinforcement 17 in set opening.Preferably, after upper cover Side is set there are two buckle, and two buckles are respectively at upper cover or so end, to guarantee the stationarity of upper postoperculum clamping, into And enable between 200 shell of upper cover and detergent box be fastened it is more firm.

In the present embodiment, the periphery of upper cover 4 is equipped with the circle lower flange 81 bent downward, and lower flange 81 is by the opening of shell The corresponding fitting package in place, is sealed covering with the place of being fastened and connected to upper cover 4 and shell；Preferably, the open-mouth of shell is set Have a slot 79 that a circle is protruding upward, the lower surface of upper cover 4 is equipped with the grafting muscle 78 that a circle is corresponding, extends downwardly, with When the correspondence of upper cover 4 is fastened on 200 open-mouth of detergent box, grafting muscle 78 is corresponded in insertion slot 79, to enhance junction Leakproofness.

As shown in Figure 14 and Figure 15, in the present embodiment, the periphery of upper cover 4 is equipped with the lower flange that a circle is bent downwards vertically 81, the case top of detergent box 200 is equipped with the sealing fin 84 that a circle outwardly protrudes, and the outer peripheral surface of sealing fin 84 is turned over under The corresponding palette of the inner wall on side 81, so that upper cover and the junction forming face of detergent box shell seal

Meanwhile it being equipped with inwardly projecting interior card convex 80 in the inside of lower flange 81, the periphery of sealing fin 84 is equipped with outside The outer card convex 82 of protrusion, the interior card convex 80 are correspondingly arranged in the downside of outer card convex 82, to enable two card convexs after the fastening of upper cover 4 Corresponding clamping fixed, and then realize the fixing assembling between upper cover and detergent box shell.

In the present embodiment, the grafting muscle 78 that a circle extends vertically is additionally provided on the downside of upper cover 4, grafting muscle 78 is along detergent box 200 housing sidewall extends, and the top of housing sidewall is equipped with slot 79 corresponding with grafting muscle 78, after enabling upper cover 4 fasten It enables in the corresponding insertion slot 79 in the lower end of grafting muscle 78, and enables the interior outside of grafting muscle 78 sealing paste corresponding with 79 side wall of slot It closes, and then realizes that upper cover 4 is sealed with 200 housing junction of detergent box through grafting muscle 78, further increase detergent box 4 periphery of upper cover is fastened and connected the sealing effect at place.

Embodiment seven

As shown in Figures 1 to 9, a kind of automatic release device is described in the present embodiment comprising be installed in water box 100 Detergent box 200, detergent box 200 is equipped with washing powder chamber 20, and the bottom of washing powder chamber 20 is equipped with water outlet 42；Water outlet Water-retaining structure is equipped at 42, with guidance water outlet water flow by being changed to horizontal direction outflow washing powder chamber straight down.

By the way that the water outlet with water-retaining structure is arranged below detergent box, so that washing powder water is from water outlet horizontal direction Outer outflow washing powder chamber, improves the smoothness of water outlet, avoids water outlet water flow from water outlet to the intracavitary regimen condition of choking of washing powder Generation；Meanwhile ponding is mutually separated through water-retaining structure and water outlet inside water box, prevents water box lower part water through water outlet to washing The occurrence of clothing powder intracavitary reflux.

In the present embodiment, the side of washing powder chamber 20 is equipped with to lower recess and protrudes from the water outlet of 200 bottom wall of detergent box Chamber 45, the one side wall of water chamber 45 are equipped with the water outlet 42 being vertically arranged, for the intracavitary washing powder water outflow of washing powder.

In the present embodiment, water chamber 45 is set to the rear side of washing powder chamber 20, and the front side of washing powder chamber 20 is equipped with for water inlet With the inlet 2 of washing powder injection；The front side wall of water chamber 45 is equipped with the water outlet 42 being vertically arranged, and washing powder chamber 20 is enabled to flow out The outflow horizontally forward of washing powder water, and then diffusion, its with 100 rear portion of water box backward during avoiding washing powder from falling under water The occurrence of his component sputtering, and flow directly into washing powder water on front side of water box, channel set by box front side flows into laundry downstream Inside machine, and then improve the smoothness of automatic release device operation.

In the present embodiment, the detergent box bottom of 42 front side of water outlet is equipped with inclined oblique gradually downward forward from water outlet Face 44 is flowed obliquely with guidance water outlet water flow；Preferably, the upside on inclined-plane 44 is corresponding with 42 upper side edge of water outlet concordantly sets It sets, the concordant setting corresponding with 42 middle part of water outlet of the downside on inclined-plane 44；It is further preferred that 44 upside of inclined-plane and water outlet 42 One section of horizontal-extending transition face is equipped between upper side edge.

In the present embodiment, the two sides on inclined-plane 44 are respectively equipped with the water retaining ribs 43 extended vertically, to stop water outlet water flow to two Side diffusion；Preferably, the axial direction of extending direction with water outlet 42 of water retaining ribs 43 is parallel；It is further preferred that two gears The rear side of water muscle 43 and the respective side of water outlet 42 are mutually tightly connected.

In the present embodiment, the bottom of water chamber 45 be set as from the left and right sides to middle part gradually downward inclined curved surface or tiltedly Face to guide the water outlet water flow in water chamber 45 to convergence flowing in the middle part of water outlet 42, and then avoids water outlet water flow from expanding to two sides It dissipates.

In the present embodiment, the rear side of washing powder chamber 20 is outlet part 48, and 48 extending direction of outlet part and detergent box 200 are taken out Draw moving direction perpendicular；Sealed set, the other side and the master of washing machine powder chamber 20 are distinguished in the side and front side of outlet part 48, rear side Body is connected；The bottom wall of outlet part 48 forms water chamber 45 to lower recess, and the bottom of the front side wall of outlet part 48 is equipped with opening To constitute water outlet 42；Preferably, the width of outlet part 48 is less than the width of 20 main body of washing powder chamber, to increase water outlet water flow Pressure.

In the present embodiment, washing powder chamber 20 includes water entering section 46, interconnecting piece 47 and the outlet part set gradually from front to back 48, the top of water entering section 46 is equipped with inlet 2；Interconnecting piece 47 takes out 200 along detergent box and moving direction is drawn to extend, interconnecting piece 47 Be connected on rear side of front end and water entering section 46, be connected on the left of the rear end of interconnecting piece 47 and outlet part 48, interconnecting piece 47 it is radially-wide Degree gradually narrows from front to back.

In the present embodiment, the bottom wall of washing powder chamber 20 is self seeding mouth to the inclined inclined-plane in water outlet direction, is washed with guidance Water inlet in clothing machine powder chamber 20 is converged to 42 direction of water outlet to be flowed；Preferably, the bottom wall of water chamber 45 from washing powder chamber 20 The ontology laterally opposite side that is connected is divided into rake, horizontal part and vertical portion, rake be gradually to horizontal part direction to Under inclined inclined-plane, the bottommost of rake is connected with horizontal-extending horizontal part, and vertical portion extends along vertical plane, vertical portion Lower end be connected with horizontal part, the shell of upper end and detergent box 200 is mutually tightly connected.

Embodiment eight

As shown in Figures 1 to 9, a kind of automatic release device is described in the present embodiment comprising detergent box 200 is washed It washs agent box 200 and is equipped at least one chamber held for detergent；Chamber roof is equipped with liquid injection port 3, and the side of liquid injection port 3 is equipped with Downwardly projecting fin 50, fin 50 are equipped at least one horizontal scale line, and each horizontal scale line is corresponding in chamber respectively The mutually one-to-one concordant setting of the detergent liquid level of amount.

In the present embodiment, the chamber of detergent box 200 is equipped with multiple horizontal scale lines, each horizontal scale line respectively with difference The detergent liquid level flush of dosage is arranged, to prompt user to add the detergent of corresponding amount into chamber respectively.

By the way that downwardly projecting fin is arranged at the chamber liquid injection port of detergent box, graduation mark pair to be arranged on fin User should be prompted to inject the respective heights of detergent maximum value, avoid user from inject detergent amount into chamber excessive and generate excessive The occurrence of stream.

In the present embodiment, liquid injection port 3 is horizontally disposed square aperture, and fin 50 is set in the rear side of square aperture Portion, so that user can intuitively observe the graduation mark of fin after extracting detergent box out.

In the present embodiment, fin 50 extends along the inclined-plane gradually to turn forward from up to down, and graduation mark is set to fin 50 Front side so that fin 50 front side correspondence be arranged obliquely, further be convenient for observation of the user to graduation mark.

Preferably, in the present embodiment, the lower side of fin 50 extends along horizontal line, and horizontally disposed 50 bottom edge of fin is constituted Horizontal scale line, in detergent injection process, detergent liquid level and fin lower side to it is concordant when remind user to stop infusing Enter detergent.It is further preferred that stored maximum detergent in horizontal scale line and chamber that 50 bottom edge of fin is constituted Liquid level flush.

In the present embodiment, detergent box 200 includes detergent chamber 8 and softener chamber 21, detergent chamber 8 and softener chamber 21 Top be respectively equipped with corresponding liquid injection port 3, the side of two liquid injection ports 3 is respectively equipped with downwardly projecting fin 50, with using convex The maximum liquid storing heights of set horizontal scale line prompt detergent chamber or softener chamber on rib.

In the present embodiment, liquid injection port 3 is equipped with the cover board 7 of corresponding covering setting, the side of cover board 7 and detergent box 200 It is hinged, so that cover board 7 can be flipped up being installed on detergent box 200 of opening and closing.Preferably, the rear side of cover board 7 with it is rectangular The rear side of liquid injection port 3 is corresponding hinged, is opened and closed so that cover board 7 can be overturn around 7 back side edge of cover board from front to back.

In the present embodiment, the side of cover board 7 is equipped with handle portion 72 outwardly protrude, horizontal-extending, handle portion 72 with wash It washs at a distance of certain interval between 200 roof of agent box, in order to which user opens cover board using handle portion 72.

In the present embodiment, the detergent box roof of 3 periphery of liquid injection port is equipped with a circle guide face 51, and guide face 51 is from outer Circumferential inner circumferential inclined tapered surface gradually downward, to guide the detergent self seeding mouth of addition to flow into chamber.

In the present embodiment, the slanted angle between guide face 51 and horizontal plane is less than the inclination between fin 50 and horizontal plane Angle maximumlly facilitates observation of the user to graduation mark set on fin to further increase the tilt angle of fin.

Embodiment nine

As shown in Figure 1 to 11, a kind of automatic release device is described in the present embodiment comprising be installed on water box 100 Interior detergent box 200, detergent box 200 are equipped at least one chamber held for detergent；Washing machine inflow pipeline 49 with Set spray port 58 or washing powder water inlet 76 are connected in water box 100, and inlet pipeline 49 is equipped with Venturi tube 54, literary mound In pipe 54 be equipped with negative pressure hole 53, negative pressure hole 53 is connected with the liquid outlet 33 of chamber, by the detergent stored in chamber pumping It send into water inlet water flow and is flowed into water box with water inlet water flow from spray port 58.Preferably, the outlet of Venturi tube 54 with Mixing chamber 91 is connected, so that the detergent extracted and water inlet are in 91 internal mix of mixing chamber, then the water outlet through mixing chamber 91 It is connected with spray water inlet flow channel 57, then is flowed out through spray port 58 set by spray 57 end of water inlet flow channel.

In the present embodiment, detergent box 200 is equipped with the detergent chamber 8 stored respectively for detergent box softener and submissive Agent chamber 21, detergent chamber liquid outlet 33 and softener chamber liquid outlet 33, inlet pipeline 49 divide with three imports of reversal valve 52 Yi Yiduiying not be connected to, the outlet of reversal valve 52 is connected through suction runner 64 with negative pressure hole 53, by detergent, softener or Water inlet correspondence is delivered at water water flow.

In the present embodiment, the osculum end of Venturi tube 54 is connected with inlet pipeline 49, and big opening end is through spraying water inlet flow channel 57 are connected with spray port 58, and negative pressure hole 53 is equipped at the aperture gradual change of Venturi tube 54.In the present embodiment, inlet pipeline 49 is wrapped Cold water inlet 63 and hot water inlet pipe 62 are included, to flow into the water inlet water flow of controllable temperature into automatic release device.

In the present embodiment, suction runner 64 is equipped with the washed dosage of convection current and carries out detection flows sensor 61；Preferably, Flow sensor 61 is set to suction runner 64 and is connected with Venturi tube 54 end, with the water flow progress to suction stream road is flowed out It checks, and then indirect gain flows into detergent amount.

In the present embodiment, the both ends of washing powder water filling runner 77 are respectively connected with inlet pipeline 49 and washing powder water inlet 76 It is logical；The setting corresponding with inlet 2 of washing powder water inlet 76, with after the corresponding push-in water box 100 of detergent box 200 washing powder into The mouth of a river 76 is in the vertical top of inlet 2, flows through washing powder water filling runner 77, washing powder water inlet with washing machine inflow water 76, inlet 2 flows into washing powder chamber 20, washes away the washing powder in investment washing powder chamber 20 to 100 lower part of water box.

In the present embodiment, 100 top of water box is made of lamina tecti 55, and the downside of lamina tecti 55 is equipped with corresponding horizontal laying Capping plate 56, welded together between lamina tecti 55 and capping plate 56 using melting deposited technique, lamina tecti 55 and capping plate 56 it Between form for the water inlet flowing, flow passage structure of sealed set, portion of runner structure constitutes spray water inlet flow channel 57, portion of runner Structure constitutes suction runner 64, portion of runner structure constitutes washing powder and fills the water runner 77, sprays water inlet flow channel and aspirates runner End, washing powder water filling runner 77 are pierced by capping plate respectively to constitute connector.

Embodiment ten

As shown in Figure 1 to 11, a kind of automatic release device is described in the present embodiment comprising be installed on water box 100 Internal detergent box 200, detergent box 200 are equipped at least one chamber held for detergent, and the liquid outlet 33 of chamber passes through Suction runner 64 is connected with negative pressure structure is inhaled；Suction runner 64 is in spiral shape to be set at the top of water box 100, to increase as far as possible Aspirate the length of runner.

By the way that the suction runner of spiral is arranged in water box, taken out with extending the length of suction runner as far as possible and then expanding The volume of runner is inhaled, so that the detergent amount that automatic release device single is pumped into suction runner increases, and then realizes raising Automatic release device single injected volume improves the purpose that detergent launches efficiency.

In the present embodiment, suction runner 64 is connected through reversal valve with chamber liquid outlet 33 or washing machine inflow pipeline 49, Controllable the separately flowing into of detergent or water inlet to be aspirated in runner 64.

In the present embodiment, 100 top of water box is made of lamina tecti 55, and the downside of lamina tecti 55 is equipped with corresponding horizontal laying Capping plate 56, welded together between lamina tecti 55 and capping plate 56 using melting deposited technique, lamina tecti 55 and capping plate 56 it Between formed for water inlet flowing flow passage structure, portion of runner structure constitute suction runner 64, suction runner 64 water inlet end be pierced by Capping plate 56 is connected with the outlet of reversal valve 52, water outlet is pierced by capping plate 56 and is connected with negative pressure structure is inhaled.

In the present embodiment, suction runner 64 is from the water inlet end of the rear side of water box 100 is set to extending at least on front side of water box 100 Further around the water outlet for being back to 100 rear side of water box behind the middle part of water box 100；At least one inflection is equipped at the middle part of suction runner 64 Coil the revers turn part 65 of setting；Preferably, multiple parallel revers turn parts 65, each revers turn part are equipped at the middle part of suction runner 64 65 extending directions and the 200 perpendicular setting in pull direction of detergent box.

In the present embodiment, suction runner 64 is equipped with the flow sensor 61 detected to the detergent amount of suction；It is excellent Choosing, flow sensor 61 is set to suction runner 64 and is connected end with negative pressure structure is inhaled, to the inflow for flowing out suction stream road It is detected, and then the detergent amount of indirect gain sucking suction runner.

In the present embodiment, detergent box 200 is equipped with 8 He of detergent chamber that storage is respectively corresponded for detergent and softener The bottom of softener chamber 20, detergent chamber 8 and softener chamber 20 is respectively equipped with liquid outlet 33；Import there are three being set on reversal valve 52 It is connected correspondingly respectively with detergent chamber liquid outlet 33, softener chamber liquid outlet 33 and washing machine inflow pipeline 49 respectively Logical, the water outlet of reversal valve 52 is connected with the input end of suction runner 64, with the controllable inflow detergent into suction runner, Softener or water inlet.

Embodiment 11

As shown in Figure 1 to 11, a kind of automatic release device is described in the present embodiment comprising the detergent that will be pumped The spray water inlet flow channel 57 in water box 100 is flowed into, spray water inlet flow channel 57 is equipped with the air hole 66 being communicated with the outside, breathes freely Control valve 67 is equipped at hole 66, the valve plug 68 of control valve 67 is made by water flow pressure when flowing through water flow in spray water inlet flow channel 57 With and correspond to blocking air hole 66；It is automatically multiple spraying the valve plug 68 without control valve 67 when flowing through water flow in water inlet flow channel 57 Position enables residual water in spray water inlet flow channel 57 be flowed out automatically by gravity to air hole 66 is opened.

The air hole of control valve is installed by being arranged on spray water inlet flow channel, so that automatic release device stops working Control valve automatically opens air hole afterwards, enable in spray water inlet flow channel remaining water by the effect of spray water inlet flow channel inside and outside differential pressure and It flows out automatically from spray port, avoids user and open after washing machine door body there is also dripping, and then prevent Remain that water breeds bacterium and remaining water in water route under extremely low low temperature causes water route after freezing to lead to the problem of and be split up in water route.

In the present embodiment, control valve 67 includes the valve plug 68 being installed on the inside of air hole, and valve plug 68 under the action of water pressure may be used It axially pushes out to send to move along aperture and blocks air hole 66 with corresponding, be equipped between valve plug 68 and spray 57 inner wall of water inlet flow channel multiple Position spring 71, to apply its elastic force for opening aperture of a driving to valve plug 68.

In the present embodiment, valve plug 68 includes the mounting portion 69 axially extending along aperture, the sealing being set on mounting portion 69 Circle 70.

As shown in Figure 18 and Figure 19, in the present embodiment, reset spring 71 is set in the periphery of mounting portion 69, reset spring 71 One end and the outside horizontal buckling of 69 second end of mounting portion 89 phase of flange limit contradict, the other end and spray water inlet flow channel 24 in Wall mutually limits conflict.Preferably, mutually limit contacts with 89 downside of flange set by 69 upper end of mounting portion for the upper end of reset spring 71, multiple Mutually limit contacts with 90 upside of in-flanges of the inside horizontal buckling of air hole 66 for the lower end of position spring 71, so that valve plug 68 is resetting 66 inside of air hole is installed under the supporting role of spring 71, without generating disengaging.It is further preferred that 69 upper end of mounting portion Set 89 outer diameter of flange outwardly protruded is greater than the internal diameter of air hole 66, and valve plug 68 has been further prevented to be detached from feelings from air hole 66 The generation of condition.

In the present embodiment, spray water inlet flow channel 57 is equipped with the sleeve outwardly protruded, and sleeve protruding end is equipped with coaxial arrangement Air hole 66, the sleeve other end with spray water inlet flow channel 57 be connected, the axially disposed installation of the valve plug 68 of control valve 67 In sleeve inner；Preferably, the second end of the mounting portion 69 first end institute for being bonded setting, mounting portion 69 corresponding with sleeve lining If the radial width of backstop muscle is greater than 66 diameter of air hole, the radial width of sealing ring 70 is greater than the diameter of air hole 66.

In the present embodiment, the bottom wall of spray water inlet flow channel 57 is equipped with the supporting rib that extends vertically upwards, supporting rib it is upper End is contacted with the support of 68 phase of valve plug；Preferably, it is separated by certain interval between supporting rib and the two sidewalls for spraying water inlet flow channel 57 So that water flow passes through；It is further preferred that supporting rib is contacted with the corresponding support in the center of gravity of valve plug 68, the upper surface of supporting rib For smooth horizontal support surface.

In the present embodiment, the water inlet end for spraying water inlet flow channel 57 is connected with negative pressure structure is inhaled, spray water inlet flow channel 57 End is equipped with the spray port 58 that water inlet is sprayed into water box 100, and the air hole 66 is disposed in proximity to the spray water inlet of water inlet end On runner 57.

In the present embodiment, 100 top of water box is made of lamina tecti 55, and the downside of lamina tecti 55 is equipped with corresponding horizontal laying Capping plate 56, welded together between lamina tecti 55 and capping plate 56 using melting deposited technique, lamina tecti 55 and capping plate 56 it Between form for the water inlet flowing, flow passage structure of sealed set, portion of runner structure constitutes spray water inlet flow channel 57, spray water inlet The water inlet end of runner 57 be pierced by capping plate 56 with inhale that negative pressure structure is connected, end is equipped with and is pierced by under capping plate 56 and water box 100 The spray port 58 that portion is connected.

In the present embodiment, capping plate 56, which is equipped with, will spray the air hole being connected inside water inlet flow channel 57 and water box 100 66, the control valve 67 being vertically arranged is installed on air hole 66.

In the present embodiment, suction runner 64 is inhaled negative pressure structure and is connected with spray water inlet flow channel 57, sprays water inlet flow channel 57 end is set there are two the spray port 58 of water inlet is sprayed into water box, even water muscle 59 is equipped between two spray ports 58, to enable Water inlet uniform fluid flow flows to two spray ports 58.

In the present embodiment, the end of spray water inlet flow channel 57 is equipped with two branch flow channels of jag separation, two branch streams It is respectively corresponded on road equipped with a spray port 58；The end jag portion for spraying water inlet flow channel 57 has an even water chamber 60, even water It is equipped with an even water muscle 59 perpendicular with water (flow) direction in chamber 60, two sides branch stream is flowed to guidance water inlet uniform fluid flow Road；Preferably, even water muscle 59 is set to the middle part of even water chamber 60, between the two sides of even water muscle 59 and the two sidewalls of even water chamber 60 Respectively at a distance of certain interval.

In the present embodiment, spray port 58 is set to 100 front of water box, so that spray water inlet flows directly into 100 bottom of water box Water outlet set by front side and flow into the cylindric washer of washing machine.

Embodiment 12

The control method that a kind of automatic release device is described in the present embodiment, be stored in the indoor detergent of chamber pump to It is flowed into water box after being mixed again with water inlet after suction runner, during pumping detergent, into suction runner, interval, which is pumped, is washed The water inlet of agent box is washed, detected with the inflow to outflow suction stream road and accurately knows the detergent amount pumped.

By the above-mentioned means, flow sensor is made only to need to detect water inlet, so that it may realize to detergent injected volume Carry out the purpose of accurate quantification detection；Meanwhile it effectively preventing leading to flow sensing because detergent is different from water inlet water flow viscosity The generation for the problems such as device detection accuracy is insufficient.

In the present embodiment, suction runner, which replaces at interval of certain period of time with detergent storage chamber and inlet pipeline, to be connected It is logical, alternately to aspirate detergent and water inlet；Within the period that detergent storage chamber is connected with suction runner, outflow is taken out The inflow for inhaling runner is detected, and detected value is the detergent amount pumped corresponding to the secondary process.

In the present embodiment, interval time section need to be less than the time that detergent is all flowed into suction runner；Preferably, it aspirates The Lifetime of runner and detergent storage chamber and inlet pipeline is different value, and aspirates runner and detergent storage chamber Lifetime is less than the ratio of suction channel volume and detergent flow velocity.

In the present embodiment, the switching time node of reversal valve set by suction runner entrance is judged, can be to reach When set period of time t1, the detergent in runner will be aspirated by, which being determined as automatically, is all discharged, and is accordingly switched to and water inlet phase Connection；And when reaching set period of time t2, be judged to aspirating in runner automatically being all full of by water inlet, and be accordingly switched to Detergent is connected.

The medium in suction runner can also be determined automatically, and then determine switching time in the following way Point；Such as: during suction runner is connected with detergent storage chamber, if the detection accuracy of flow sensor changes When, it is judged to aspirating in runner washed agent and is stuffed entirely with, then is switched to and suction runner is connected with inlet pipeline, detergent Single injected volume be aspirate runner maximum volume.

Or quantitative manner is used, the medium in suction runner is determined, and then determine switching time node；Example Such as: when aspirating runner and switching to the timing node being connected with detergent storage chamber, the measured value of flow sensor into Row is accumulative, to obtain the water yield for flowing out suction runner, when the water yield of measurement reaches the single maximum injected volume of suction runner Afterwards, adjustable change valve enables suction runner be connected with inlet pipeline, and after flooding time reaches setting time T, will be in runner Detergent all rinse well after, then adjustable change valve enables suction runner be connected with detergent storage chamber, executes again Extract detergent program.

In the present embodiment, detailed process is as follows for above-mentioned automatic release device control method,

Step S1. automatic release device is started to work；

Step S2. suction runner is connected with inlet pipeline, until suction runner outflow water stream；

Step S3. suction runner is connected with detergent storage chamber, and detergent starts to be pumped into suction runner；

Step S4. detects the inflow of suction runner outflow, and judges whether detected value reaches setting injected volume； Step S6 is executed if reaching, if not up to executing step S5；

Step S5. judges to aspirate whether runner flows out detergent；If then stopping detecting, will test value and be included in accumulated value, And execute step S6；If otherwise continuing to pump detergent；

Step S6. suction runner is connected with inlet pipeline, until suction runner outflow water stream；

Step S7. judges whether accumulated value reaches setting injected volume；S8 is thened follow the steps if reaching, if not up to executing step Rapid S3；

Step S8. automatic release device stops working.

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

1. a kind of automatic release device comprising detergent box, detergent box are equipped at least one chamber held for detergent； It is characterized in that, being equipped with the float for floating on liquid level in chamber, magnet is equipped in float, correspondence is equipped with dry spring below float Pipe knows the indoor liquid level of detergent box chamber to carry out corresponding detect to float height in turn.

2. a kind of automatic release device according to claim 1, which is characterized in that be equipped with the company extended vertically in chamber Bar, the upper end of connecting rod is hinged with detergent box upper cover, lower end is mutually fixedly connected with float；

Preferably, lid is equipped with the twice block reinforcement of downwardly projecting extension on detergent box, connecting rod is corresponding be held on twice block reinforcement it Between gap in and by the fitting corresponding with block reinforcement of the two sides of connecting rod, with the movement of limiting rod.

3. a kind of automatic release device according to claim 2, which is characterized in that the lower end of connecting rod is a bending segment, curved Folding end is horizontally extending, and the end of bending segment is mutually fixedly connected with the top of float side.

4. a kind of automatic release device according to any one of claims 1 to 3, which is characterized in that float includes in an inside Empty shell, hull outside are mutually fixedly connected with connecting rod lower end；Enclosure interior constitutes the hollow chamber of a sealing, in hollow chamber It is fixedly installed with a magnet.

5. a kind of automatic release device according to claim 4, which is characterized in that the shell of float includes a corresponding fastening Closed upper cover, upper lid are equipped with downwardly projecting supporting rib, and magnet, which is correspondingly placed into enclosure interior and takes, is put in shell bottom wall, on The lower end for covering set supporting element is contacted with the corresponding limit in magnet upper surface, by magnet it is corresponding be fixedly clamped with supporting rib and Between shell bottom wall；

Preferably, case inside wall is equipped with a plurality of block reinforcement extending to center position, being intervally arranged, magnet outside and each block reinforcement Elongated end mutually limit contact respectively, is installed on enclosure interior for magnet clamping, prevents horizontal displacement.

6. a kind of automatic release device according to any one of claims 1 to 5, which is characterized in that detergent box is drawable It is installed in water box, tongue tube is fixedly installed on the downside of water box, the dry reed tube is in the float after detergent box push-in water box Vertically below, liquid alarm alert signal is lacked to issue when float drops to setting height.

7. a kind of automatic release device according to any one of claims 1 to 6, which is characterized in that include packet in detergent box The softener chamber and detergent chamber of the relatively independent setting in left and right are included, is equipped with a relatively independent washing powder chamber in the middle part of detergent chamber； Softener chamber and detergent is intracavitary respectively corresponds the float for being equipped with and carrying out liquid level detection to softener or detergent, it is submissive The tongue tube for being equipped with and carrying out height detection to float is respectively corresponded below agent chamber and detergent chamber.

8. a kind of automatic release device according to any one of claims 1 to 7, which is characterized in that the middle region of cavity bottom Domain is respectively equipped with detection slot fall for float, to lower recess, falls into detection with corresponding when float drops to cavity bottom In slot；Detection slot is connected to the runner of lower recess with the liquid outlet on rear side of chamber through cavity bottom；

Preferably, the bottom of detection slot is arranged with runner bottom to concordant；Or the bottom of detection slot is under the inclination of runner direction The inclined-plane of drop.

9. a kind of automatic release device according to claim 8, which is characterized in that be equipped in detection slot radially to detection Supporting rib that groove center extends, being vertically arranged, the upper end of supporting rib is in contact with float bottom, anti-to be supported to float Only in detection slot remain detergent adhesion.

10. a kind of washing machine, it is characterised in that: be equipped with any automatic launch of described one kind of the claims 1 to 9 and fill It sets.