Summary of the invention
The first object of the present invention is to provide a kind of water supplying unit, existing in the prior art uses steam box to alleviateWhen, it needs user manually to pour out the water in water tank after culinary art every time, often picks and places water tank in this way, will cause steam boxIn water tank joints wear the technical issues of.
Water supplying unit provided by the invention includes water storage element, drain assembly and for controlling the water storage element and instituteState the connection control assembly of the connected state between drain assembly, wherein the water inlet end of the connection control assembly and the storageThe water outlet of water assembly connection, the connection control assembly is connected to the drain assembly；
The drain assembly includes the Lode switching valve for being provided with water inlet, feed water inlet and discharge outlet, the water inletIt is connected to the water outlet for being connected to control assembly, the feed water inlet to water assembly for supplying water, and the discharge outlet is for arrangingPut the water in the water storage element；When the Lode switching valve is in first state, the water inlet is connected to the feed water inlet；When the Lode switching valve is in the second state, the water inlet is connected to the discharge outlet.
Further, the Lode switching valve includes valve body, valve plug and valve plug driving portion, is provided on the valve body describedWater inlet, the feed water inlet and the discharge outlet, the valve plug are set in the valve body；When the Lode switching valve is inWhen first state, the valve plug is in first position, blocks the discharge outlet；When the Lode switching valve is in the second stateWhen, the valve plug is in the second position, blocks the feed water inlet；The valve plug driving portion is for driving the valve plug described theSwitch between one position and the second position.
Further, the valve plug driving portion includes iron core and the coil for driving the iron core movement, the coilIt is fixedly arranged on one end of the valve body, the iron core and the valve plug are affixed；
Line between the first position and the second position is parallel with the direction of motion of the iron core, and describedThe two positions first position is close to the coil.
Further, the valve body includes affixed first and second, the water inlet, the discharge outlet and instituteIt states feed water inlet to be all set on described first, the coil is fixedly arranged in described second；
The sealing for each mouth of a river Yu the coil to be isolated is provided in the valve body, the iron core is fixedly arranged on described closeTowards one end of the coil, the valve plug is fixedly arranged on one end that the sealing deviates from the coil in envelope portion；Each mouth of a river is alwaysDeviate from the side of the coil positioned at the sealing.
Further, the valve plug driving portion includes the elastic component being sheathed on the iron core, and the elastic component can makeThe valve plug moves to the first position by the second position.
Further, the connection control assembly includes water supply pump, the water inlet end of the water supply pump and the water storage elementThe connection of the water inlet of connection, the water outlet of the water supply pump and the Lode switching valve.
Further, water supplying unit includes the water assembly that adds for adding water into the water storage element, described plus water assemblyWater inlet end be connected to extraneous water supply pipe, the water outlet for adding water assembly is connected to the water storage element.
Further, described plus water assembly includes solenoid valve or make-up water pump connected to the controller, the water storage elementIncluding water tank and the water level sensor being set in the water tank；The water level sensor is connect with the controller, is usedWater level in the detection water tank.
Further, water supplying unit includes return water component, and the water inlet end of the return water component is connected to described with water assembly,The water outlet of the return water component is connected to the water storage element.
Water supplying unit provided by the invention having the beneficial effect that compared with prior art
Water supplying unit provided by the invention includes water storage element, drain assembly and for controlling water storage element and draining groupThe connection control assembly of connected state between part, the water inlet end for being connected to control assembly are connected to water storage element, are connected to control groupThe water outlet of part is connected to the water inlet end of drain assembly.Drain assembly includes the water for being provided with water inlet, feed water inlet and discharge outletRoad switching valve, water inlet are connected to the water outlet for being connected to control assembly, and for supplying water to water assembly, discharge outlet is used for for feed water inletDischarge the water in water storage element.When Lode switching valve is in first state, water inlet is connected to feed water inlet.Lode switching valve is inWhen the second state, water inlet is connected to discharge outlet.
When steam box is provided with water supplying unit provided by the invention, when being in cooking status, Lode switching valve is in firstState, the water inlet of connection control assembly connection water storage element and Lode switching valve, the water inlet of Lode switching valve and feed water inletConnection, to supply water to water assembly；After cooking work, Lode switching valve be in the second state, be connected to control assembly according toSo the water inlet of connection water storage element and Lode switching valve, the water inlet of Lode switching valve are connected to discharge outlet, so as to incite somebody to actionRemained water discharge in water storage element falls.It can be seen that when steam box is provided with water supply device provided by the invention, to water storage elementWhen being drained, movable water storage component is no longer needed to.Thus, when steam box is provided with water supply device provided by the invention, to storageWhen remaining water in water assembly is discharged, can reduce or even avoid often to pick and place water storage element, cause in steam box with water storage groupA possibility that the case where joints wear of part connection, occurs, and reduction leads to leak because of joints wear.
The second object of the present invention is to provide a kind of steam cooking apparatus, existing in the prior art using steaming to alleviateWhen case, needs user manually to pour out the water in water tank after culinary art every time, often pick and place water tank in this way, will cause steamingThe technical issues of water tank joints wear in case.
Steam cooking apparatus provided by the invention is provided with water supplying unit described in above content, arranges water storage elementWhen water, no longer need to movable water storage component, can reduce or even avoid often to pick and place water storage element, cause in steam box with water storage elementA possibility that the case where joints wear of connection, occurs, and reduction leads to leak because of joints wear.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementationExample is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skillPersonnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely toConvenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second "," third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phaseEven ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It canTo be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediaryConnection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete conditionConcrete meaning in invention.
As depicted in figs. 1 and 2, water supplying unit provided in this embodiment includes water storage element 1, drain assembly and for controllingThe connection control assembly 2 of connected state between water storage element 1 and drain assembly processed, wherein the water inlet end of connection control assembly 2It is connected to water storage element 1, the water outlet of connection control assembly 2 is connected to drain assembly.Drain assembly includes being provided with water inlet31, the Lode switching valve 3 of feed water inlet 32 and discharge outlet 33, water inlet 31 are connected to the water outlet for being connected to control assembly 2, supply waterFor supplying water to water assembly, discharge outlet 33 is used to discharge the water in water storage element 1 mouth 32.Lode switching valve 3 is in the first shapeWhen state, water inlet 31 is connected to feed water inlet 32.When Lode switching valve 3 is in the second state, water inlet 31 and discharge outlet 33 connectIt is logical.
When steam box is provided with water supplying unit provided in this embodiment, when being in cooking status, Lode switching valve 3 is in theOne state, connection control assembly 2 are connected to the water inlet 31 of water storage element 1 and Lode switching valve 3, the water inlet of Lode switching valve 331 are connected to feed water inlet 32, to supply water to water assembly；After cooking work, Lode switching valve 3 is in the second state, evenLogical control assembly 2 is still connected to the water inlet 31 of water storage element 1 Yu Lode switching valve 3, the water inlet 31 of Lode switching valve 3 and rowThe mouth of a river 33 is connected to, so as to fall the remained water discharge in water storage element 1.It can be seen that being mentioned when steam box is provided with the present embodimentWhen the water supply device of confession, when draining to water storage element 1, movable water storage component 1 is no longer needed to.Thus, when steam box is provided with thisWhen the water supply device that embodiment provides, when discharging the remaining water in water storage element 1, it can reduce or even avoid often to takeThe case where putting water storage element 1, causing the joints wear connecting in steam box with water storage element 1 appearance is reduced because joints wear causesA possibility that leak.
In addition, realizing water supply water route by Lode switching valve 3 and draining the switching in water route, it is possible to reduce a water pump, energyEnough reduce cost and water route complexity.
Discharge outlet 33 is used to discharge the water in water storage element 1, and optionally, discharge outlet 33 can be and being lauched in user familyPipeline or wastewater barrel are connected.
In the present embodiment, the steam generator in steam box can be with water assembly.
As shown in figure 3, Lode switching valve 3 includes valve body 34, valve plug 35 and valve plug in the optional technical solution of the present embodimentDriving portion 36 is provided with water inlet 31, feed water inlet 32 and discharge outlet 33 on valve body 34, and valve plug 35 is set in valve body 34.WhenWhen Lode switching valve 3 is in first state, valve plug 35 is in first position, blocks discharge outlet 33.When Lode switching valve 3 is in theWhen two-state, valve plug 35 is in the second position, blocks feed water inlet 32.Valve plug driving portion 36 is for driving valve plug 35 in first positionSwitch between the second position.
In the optional technical solution of the present embodiment, valve plug driving portion 36 is including iron core 361 and for driving iron core 361 to moveCoil 362, coil 362 is fixedly arranged on one end of valve body 34, and iron core 361 is inserted in coil 362 and affixed with valve plug 35.FirstLine between position and the second position is parallel with the direction of motion of iron core 361, and the second position compared with first position close to coil362。
When Lode switching valve 3 is vertically arranged, coil 362 generates magnetic field after being powered, and attracts iron core 361, promotes iron core 361It moves upwards, iron core 361 drives valve plug 35 to move to the second position by first position during moving upwards, and realizes water routeSwitching；When coil 362 powers off, iron core 361 and valve plug 35 then can be back to first position by the second position under gravity.
Alternatively, valve plug driving portion 36 may include electromagnet, and valve plug 35 is fixedly arranged on by ferromagnetic materialOn valve cock stem made of (such as metals such as iron, nickel, cobalts), electromagnet can attract valve cock stem when being powered, and make valve plug 35 by firstIt sets and moves to the second position；When electromagnet powers off, valve plug 35 is back to first position by the second position under gravity.
Optionally, iron core 361 is strip, and the iron core 361 of strip is inserted in the inner hole of coil 362, and iron core361 length direction is parallel with the axis direction of 362 inner hole of coil.
In the optional technical solution of the present embodiment, valve body 34 includes affixed first 341 and second 342, water inlet31, discharge outlet 33 and feed water inlet 32 are all set on first 341, and coil 362 is fixedly arranged in second 342.In valve body 34It is provided with the sealing 37 for each mouth of a river Yu coil 362 to be isolated, iron core 361 is fixedly arranged on sealing 37 towards the one of coil 362End, valve plug 35 are fixedly arranged on one end that sealing 37 deviates from coil 362；Each mouth of a river is always positioned at sealing 37 away from coil 362Side.
Each mouth of a river and coil 362 is isolated by sealing 37, i.e. sealing 37 is closely supported with the inner wall of valve body 34 alwaysIt connects, thus, on the one hand, can prevent the water in first 341 inner cavity from entering second 342, avoiding, which influences water route, cutsChange the case where valve 3 works normally appearance；On the other hand, sealing 37 has certain thickness, additionally it is possible to be the movement of iron core 361Guiding role is provided.
Optionally, valve plug 35 is fixedly arranged in connecting rod, deviates from second 342 of valve body 34 by connecting rod and sealing 37One end it is affixed, iron core 361 and sealing 37 are affixed away from first 341 one end of valve body 34.
In the present embodiment, sealing 37 can be sealing-plug.
In the optional technical solution of the present embodiment, valve plug driving portion 36 includes the elastic component 363 being sheathed on iron core 361,Elastic component 363 can make valve plug 35 move to first position by the second position.
When Lode switching valve 3 is horizontally disposed with (by taking orientation shown in Fig. 3 as an example), coil 362 generates magnetic field after being powered,Attract iron core 361, iron core 361 is promoted to move right, iron core 361 drives valve plug 35 to be transported by first during moving rightIt moves to the second position, realizes the switching in water route；When coil 362 powers off, iron core 361 and valve plug 35 then can be in elastic components 363First position is back to by the second position under elastic force effect.
When Lode switching valve 3 is vertically arranged, coil 362 generates magnetic field after being powered, and attracts iron core 361, promotes iron core 361It moves upwards, iron core 361 drives valve plug 35 to move to the second position by first position during moving upwards, and realizes water routeSwitching；When coil 362 powers off, iron core 361 and valve plug 35 then can be under the action of the elastic force of gravity and elastic component 363 by secondPosition is back to first position.
Optionally, elastic component 363 can be spring, when elastic component 363 is located at sealing 37 towards second 342 side(by taking orientation shown in Fig. 3 as an example), after coil 362 is powered, as sealing 37 moves right under the drive of iron core 361, bulletProperty part 363 is compressed；After coil 362 powers off, elastic component 363 restores former length, pushes sealing 37, sealing 37 is with dynamic iron core361 move downward, so that valve plug 35 blocks discharge outlet 33.
Elastic component 363 is located at sealing 37 towards first 341 side, and (to scheme when Lode switching valve 3 is horizontally disposed withFor orientation shown in 3), it is affixed that elastic component 363 can be the one end of one end with valve body 34 far from coil 362, the other end and valveIt is affixed to fill in 35.After coil 362 is powered, as sealing 37 moves right under the drive of iron core 361, elastic component 363 is drawnIt stretches；After coil 362 powers off, elastic component 363 restores former length, pulls sealing 37, and sealing 37 is moved downward with dynamic iron core 361,So that valve plug 35 blocks discharge outlet 33.
It should be noted that (i.e. valve plug 35 is in first with the maximum distance of coil 362 in 35 motion process of valve plugWhen setting, at a distance from coil 362), it can be and deviate from one end of coil 362 by valve body 34 to limit；Valve plug 35 and coil362 minimum range (when i.e. valve plug 35 is in the second position, at a distance from coil 362) can be to be powered by coil 362Afterwards, what the effect for the resultant force that iron core 361 is subject to was realized, it is also possible to through valve body 34 close to the restriction of one end of coil 362.
In the optional technical solution of the present embodiment, connection control assembly 2 includes water supply pump, the water inlet end and water storage of water supply pumpComponent 1 is connected to, the connection of the water inlet 31 of the water outlet and Lode switching valve 3 of water supply pump.
In the optional technical solution of the present embodiment, water supplying unit include for into water storage element 1 plus water plus water assembly4, add the water inlet end of water assembly 4 to be connected to extraneous water supply pipe, the water outlet of water assembly 4 is added to be connected to water storage element 1.
By adding water assembly 4 into water storage element 1 plus water, when water supplying unit provided in this embodiment is set in steam boxWhen, on the one hand, more saving manpower is automatically added water, the workload of user can be reduced；On the other hand, add into water storage element 1Without taking out water storage element 1 when water, can be further reduced or even avoid often to pick and place water storage element 1, cause in steam box with storageA possibility that the case where joints wear that water assembly 1 connects, occurs, and reduction leads to leak because of joints wear.
Add water assembly 4 can be to be connected with water supply line at home.
In the optional technical solution of the present embodiment, water assembly 4 is added to include solenoid valve connected to the controller or make-up water pump,Water storage element 1 includes water tank 11 and the water level sensor 12 being set in water tank 11；Water level sensor 12 and controller connectIt connects, for detecting the water level in water tank 11.Lode switching valve 3 is connect with controller.
Water level sensor 12 connected to the controller is set in water tank 11, when water level sensor 12 detects water tank11 water levels reach when setting offline value, send a signal to controller, and controller receives after the signal to solenoid valve or make-up water pumpThe signal opened is sent, solenoid valve or make-up water pump are opened, and are started in water tank 11 plus water；When water level sensor 12 detects11 water level of water tank reaches when setting online value, sends a signal to controller, controller receive after the signal to solenoid valve orMake-up water pump sends the signal to stop working, and solenoid valve or make-up water pump are closed, and stops adding water into water tank 11.In this way,Not only largely facilitate user, but can be avoided because water not enough due to cause culinary art midway stop the problem of.
In the optional technical solution of the present embodiment, water supplying unit includes return water component 5, the water inlet end and use of return water component 5Water assembly connection, the water outlet of return water component 5 is connected to water storage element 1, can will be in water assembly by return water component 5Remaining water pumpback is into water storage element 1, so that user no longer needs to remaining in laborious cleaning water assembly after workWater.
Optionally, return water component 5 includes back water pump connected to the controller, and the water inlet end of back water pump is connected to feed water inlet 32(that is, being connected to with the water inlet of water assembly), the water outlet of back water pump is connected to water storage element 1.
In the present embodiment, controller usually can be single-chip microcontroller or PLC controller (Programmable LogicController, programmable logic controller (PLC)) etc..
As an embodiment, water supplying unit provided in this embodiment includes three-way connection, the water inlet end of back water pump,It the feed water inlet 32 of Lode switching valve 3 and is respectively connect with a connector of three-way connection with the water inlet of water assembly, such as Fig. 1 instituteShow.
Steam cooking apparatus provided in this embodiment is provided with above-mentioned water supplying unit, when being drained to water storage element 1,Movable water storage component 1 is no longer needed to, can reduce or even avoid often to pick and place water storage element 1, causes to connect in steam box with water storage element 1A possibility that the case where joints wear connect appearance, reduction leads to leak because of joints wear.
The steam cooking apparatus mentioned in the present embodiment can be steam box, scorch all-in-one machine, micro- steaming all-in-one machine or micro- steamingRoasting all-in-one machine.
The working principle of steam cooking apparatus provided by the invention is illustrated below:
Steam cooking apparatus starting steam function when, water supply pump be powered open, Lode switching valve 3 do not power (water inlet 31 withFeed water inlet 32 is connected), it supplies water to steam generator module, steam generator module is powered on, and is generated steam and is heated food；After culinary art, back water pump, which is powered, to be opened, and water remaining in steam generator module is withdrawn into water tank 11 by pipelineIn.
Steam cooking apparatus provided in this embodiment can also clean water tank 11 and steam generator module automatically, dischargeWater storage in water tank 11, the course of work can be such that
The water storage being automatically drained out in water tank 11: water supply pump be powered open, Lode switching valve 3 be powered (make water inlet 31 withDischarge outlet 33 is connected), to realize the water storage being automatically drained out in water tank 11.
Automatic cleaning water tank 11 and steam generator module:
Water in water tank 11 is extracted into steam generator module by the first step by water supply pump；
Water in steam generator module is drawn back water tank 11 by back water pump by second step；
Third step, under the water in water tank 11 is discharged in user family by connection control assembly 2 and Lode switching valve 3Waterpipe or wastewater barrel；
4th step is repeated several times into water, draining, can incite somebody to action by adding water assembly 4 that clean water is added into water tank 11Water tank 11 and steam generator module are rinsed well.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extentPipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according toSo be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features intoRow equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solutionThe range of scheme.