CN217524818U - Optimize flowing back structure's food preparation machine - Google Patents

Abstract

The utility model relates to a food processing technology field, concretely relates to optimize flowing back structure's food preparation machine. Food preparation machine includes host computer, processing cup subassembly and flowing back valve, processing cup subassembly is equipped with the process chamber of slurrying, the flowing back valve includes valve casing, case and drive arrangement, the case set up in inside and can receive the drive arrangement drive with for the valve casing removes, the valve casing includes the thick liquid mouth of row and the waste discharge port with outside intercommunication, drive arrangement can drive case to first position, the second that switches on and seals the position first switch on the position, the process chamber with arrange thick liquid mouth intercommunication the second switches on the position, the process chamber with arrange waste discharge port intercommunication seal the position, the case seals respectively arrange thick liquid mouth with arrange waste discharge port. This application satisfies to arrange under the multi-functional prerequisite of thick liquid valve, reduces to arrange the structure complexity of thick liquid valve, and long-term use reliability is higher.

Description

Optimize flowing back structure's food preparation machine

Technical Field

The utility model relates to a food processing technology field, concretely relates to optimize flowing back structure's food preparation machine.

Background

At present, food processors are increasingly used, and the food processors mainly cut and crush food by a processing cutter group arranged at the bottom of an inner cavity of the food processor, so that the food reaches the required crushing degree, and is convenient for users to eat.

In order to facilitate the use of users, the existing food processor is also provided with an automatic cleaning system, cleaning water is injected into the processing cavity after the pulping is finished, the cleaning water is beaten by the processing knife assembly to clean the inner wall of the processing cavity, and the pulp is automatically discharged after the cleaning is finished.

The food processor with the automatic cleaning function is arranged at the initial stage, only one liquid outlet is arranged on the main machine, namely when pulping is completed, slurry is discharged from the liquid outlet, and when cleaning is completed, cleaning water is also discharged from the liquid outlet. When the discharge thick liquid, need the user to be manual will connect the thick liquid cup to place in the liquid outlet below, when the discharge washs water, need the manual replacement of user to connect the thick liquid cup to be the surplus water box. Although automatic cleaning of the process chamber is achieved, the entire pulping process still requires the user to participate in the replacement of the spent water box to avoid draining of the cleaning water into the slurry receiving cup.

With the development of the technology, in the chinese patents 201120527529.0 and 201420174646.7, an actuating element is arranged on a slurry discharge valve, and a driving element is arranged on a cup cover of a slurry receiving cup, wherein the actuating element limits the opening and closing of the slurry discharge valve, when the slurry receiving cup is not placed or is not placed in place, the slurry discharge valve cannot discharge slurry under the action of the actuating element, only when the slurry receiving cup is placed in place, the driving element on the cup cover of the slurry receiving cup drives the actuating element to act, so that the slurry discharge valve is not hindered, and normal slurry discharge is realized; the fixed valve plate and the movable valve plate are also provided with waste water outlets which are communicated with a waste water box; when the milk receiving cup is not placed or the milk receiving cup is not placed in place, the motor drives the gear to drive the movable valve plate to rotate until the fixed valve plate is opposite to the wastewater outlet on the movable valve plate, and the soybean milk is directly discharged to the wastewater box.

Chinese patent 201810006517.X discloses a liquid discharge method for a food processor, and further discloses a structure in which a liquid discharge pipe can be driven to rotate, and when discharging liquid, the liquid discharge pipe can be driven to rotate, so that the liquid discharge pipe can have different positions in a pulp discharge state and a waste discharge state. Through this structure, can connect thick liquid cup and surplus water box in the different positions setting of host computer, connect thick liquid respectively and connect useless, and need not the manual change of user and connect the liquid cup.

Further, chinese patent 202121977831.6 discloses an automatic cleaning system for a beverage processing device, and further discloses a valve body structure with a valve core capable of moving along a straight line, wherein the valve core can be moved to different positions in a straight line to respectively switch the functions of discharging slurry and waste, and the slurry and cleaning water are respectively discharged through a slurry discharge port and a waste discharge port arranged on a main machine. However, the food processor disclosed in this case needs to additionally provide a valve structure as a main switch for switching on and off of the liquid discharge pipe and the processing cavity, which not only increases the production cost of the product, but also causes the internal space of the main machine to occupy too much and the whole volume to be too large due to the excessive valve structure, and after the increased structure is relatively complicated, the liquid is easy to accumulate to cause bacterial growth, which also affects the quality reliability of the product, and has the problem of mechanical failure or sealing failure in a long-term use process.

SUMMERY OF THE UTILITY MODEL

In order to solve one or more technical problem among the prior art, or at least provide a profitable selection, the utility model provides an optimize flowing back structure's food preparation machine has solved food preparation machine among the prior art because of the complicated problem of the relevant structure of valve, especially fluid-discharge tube pivoted case or valve block structure to and, the scheme of a plurality of leakage fluid dram is seted up to the process chamber, and the inside hydrops of valve, difficult abluent problem can further be solved in this application.

The utility model discloses an optimize flowing back structure's food preparation machine, including host computer, processing cup subassembly and flowing back valve, processing cup subassembly is equipped with the process chamber of slurrying, a serial communication port, food preparation machine still include can with the water tank that the process chamber switches on, the process chamber is equipped with the leakage fluid dram, the flowing back valve includes valve casing, case and drive arrangement, the case set up in the valve casing is inside and can receive the drive arrangement drive with for the valve casing removes, the valve casing includes the thick liquid mouth of row and the exhaust waste gate with outside intercommunication, drive arrangement can drive case to first position, second position and the closed position of switching on, the first position of switching on, the leakage fluid dram with the thick liquid mouth intercommunication the second switches on the position, it is same with the exhaust waste gate intercommunication the closed position, the case seals respectively the thick liquid mouth of row with the exhaust waste gate.

The row's thick liquid mouth and the mouth of wasting discharge that this application set up can dock thick liquid cup and surplus water box in the host computer outside respectively, need not the user and participates in the replacement cup, and user's use is experienced better. And this application has first position, the second of conducting through setting up the case on a thick liquid valve of arranging and switches on the position and the closed position, can realize having different operating condition in the position of difference, has optimized the problem that needs additionally set up the main valve switch, satisfies under the multi-functional prerequisite of thick liquid valve of arranging, reduces the structural complexity of arranging the thick liquid valve, and then reduces the weeping probability of arranging the thick liquid valve, and long-term use reliability is higher.

As a preferable technical scheme of the food processor with the optimized liquid discharge structure, a channel for the valve core to move is arranged in the valve shell, and the valve core can linearly reciprocate to a first conduction position, a second conduction position and a closed position along the channel.

This application can reduce the space occupation of flowing back valve through the case structure that sets up linear motion, can reduce the washing dead angle of flowing back valve simultaneously again, reduces the thick liquid and stores up, improves the cleaning performance, avoids bacterial growing, improves and drinks sanitary degree.

As a preferable technical scheme of the food processor with the optimized liquid discharge structure, the liquid discharge port and the waste discharge port are arranged side by side outside the main machine.

Through arranging thick liquid mouth and the mouth of wasting discharge side by side, the user can be when taking or place connect thick liquid cup or surplus water box, gets fast of not interfering the influence and puts, and the user uses more conveniently.

As a preferable technical solution of the food processor with the optimized liquid discharge structure, the liquid discharge port and the waste discharge port are arranged in the radial direction of the valve housing, and the valve core can be driven to move to block the liquid discharge port and/or the waste discharge port.

Because the slurry discharging port and the waste discharging port are linearly arranged along the radial direction of the main machine, the slurry discharging channel and the waste discharging channel are relatively straight and are less in bending, and the liquid discharging efficiency in the slurry discharging process or the waste discharging process is higher.

As a preferred technical scheme of the food processor with the optimized liquid discharge structure, the valve core is provided with a liquid passing hole, the processing cavity is communicated with the pulp discharge port through the liquid passing hole at the first conduction position, the valve core blocks the waste discharge port, the processing cavity is communicated with the waste discharge port through the liquid passing hole at the second conduction position, the valve core blocks the pulp discharge port, and the liquid passing hole, the pulp discharge port and the waste discharge port are respectively staggered at the sealing position.

When the valve core is switched to a position, the liquid passing hole is arranged to ensure the alignment with the slurry discharge port and the waste discharge port, so that the communication between the processing cavity and the slurry discharge port through the liquid passing hole is ensured during slurry discharge, and the waste discharge port is shielded by other positions of the valve core, so that slurry only flows out of the slurry discharge port, and the waste of the slurry caused by the discharge of the slurry into the residual water box through the waste discharge port is avoided; when waste is discharged, the processing cavity is communicated with the waste discharge port through the liquid passing hole, and the waste discharge port is shielded by other positions of the valve core, so that cleaning water only flows out of the waste discharge port, and the phenomenon that the cleaning water flows into the pulp receiving cup through the pulp discharge port to influence the taste of pulp is avoided; when the sealing is carried out, the liquid passing hole is respectively staggered with the pulp discharging port and the waste discharging port, so that the liquid in the processing cavity is prevented from flowing outwards, and the pulping and the cleaning are ensured.

As a preferred technical scheme of the food processor for optimizing the liquid discharge structure, the valve core comprises an interception section, the liquid passing hole is formed in the interception section, and the interception section can block the liquid discharge port when the valve core is located at the second conduction position.

Through setting up the section of holding back can simple and easy effectual control case when different positions, arrange the conduction state of thick liquid mouth and waste discharge port, the unexpected problem that switches on of thick liquid mouth when avoiding the waste discharge, simple structure, low cost.

As a preferred technical scheme of the food processor with the optimized liquid discharge structure, the liquid discharge port and the waste discharge port are sequentially arranged along the moving direction of the valve core, and the liquid discharge port is close to the processing cavity relative to the waste discharge port.

Because the slurry discharge port is closer to the processing cavity, cleaning water in the processing cavity can flow through the position of the slurry discharge port and flow to the position of the waste discharge port, so that the cleaning of the position near the slurry discharge port is formed, slurry accumulation in the slurry discharge valve is reduced, and the pulping sanitation is improved.

As an optimal technical scheme of the food processor with the optimized liquid discharge structure, the valve shell is further provided with a water inlet, the valve core is provided with an avoiding portion, the valve core further comprises a third conducting position, and the third conducting position sequentially passes through the water inlet and the avoiding portion to supply water to the processing cavity.

The valve core realizes water inlet at the third conduction position, and the avoidance part can prevent the valve core from shielding the water inlet at the third conduction position, so that smooth water inlet is ensured. The slurry discharge valve can respectively realize four functions of sealing, water inlet, slurry discharge and waste discharge under a simple structure, and the structure is more reliable.

As a preferred solution for a food processor with optimized drain structure, the closed position comprises a closed position before draining pulp and a closed position before draining waste.

As a preferred technical scheme of the food processor with the optimized liquid discharge structure, the valve core is provided with a pulp discharge channel and a waste discharge channel.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is a schematic structural diagram of a food processor according to an embodiment of the present invention.

Fig. 2 is a partially enlarged view of a portion a of fig. 1, with the valve element in a closed position.

Fig. 3 is a partially enlarged view of a portion a of fig. 1, where the valve element is in a first conducting position.

Fig. 4 is a partially enlarged view of a portion a of fig. 1, with the spool in a second conducting position.

Fig. 5 is a partially enlarged view of a portion a of fig. 1, with the spool in a third conducting position.

Fig. 6 is an enlarged view of a portion of a food processor cartridge in another embodiment of the present invention, the cartridge being in a closed position.

Fig. 7 is an enlarged view of a portion of the food processor valve cartridge of the embodiment of fig. 6, with the valve cartridge in a first, flow-through position.

Fig. 8 is an enlarged view of a portion of the food processor valve cartridge of the embodiment of fig. 6, with the valve cartridge in a third, flow-through position.

Fig. 9 is an enlarged view of a portion of the food processor valve cartridge of the embodiment of fig. 6, with the valve cartridge in a second, flow-through position.

Fig. 10 is a schematic structural view of a food processor according to another embodiment of the present invention, in which the valve core is in the first conducting position.

FIG. 11 is a schematic view of the food processor of the embodiment of FIG. 10 with the valve cartridge in a closed position prior to discharge of the slurry.

Fig. 12 is a schematic view of the food processor of the embodiment of fig. 10 with the valve cartridge in a second conducting position.

Fig. 13 is a schematic view of the food processor of the embodiment of fig. 10 with the valve cartridge in a closed position prior to waste discharge.

Fig. 14 is a schematic view of a food processor according to another embodiment of the present invention, wherein the valve cartridge is in a closed position.

Fig. 15 is a schematic view of the food processor of the embodiment of fig. 14 with the valve cartridge in a first conducting position.

Fig. 16 is a schematic view of the food processor of the embodiment of fig. 14 with the valve cartridge in a second conducting position.

Description of reference numerals:

10-a main machine, 20-a processing cup assembly, 21 a liquid discharge port, 30-a liquid discharge valve, 31-a valve shell, 311-a pulp discharge port, 312-a waste discharge port, 313-a water inlet, 32-a valve core, 321-a liquid passing hole, 322-an interception section, 323-an avoidance part and 33-a driving device.

Detailed Description

In order to more clearly explain the overall concept of the present invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In order that the above objects, features and advantages of the present application can be more clearly understood, the present application will be described in further detail below with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

It should be noted that in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the scope of the present invention is not limited by the specific embodiments disclosed below.

In addition, in the description of the present invention, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

First, the technical idea of the technical solution disclosed in the present invention will be explained. Early self-cleaning food preparation machine set up a drain nozzle, is used for the thick liquid of row simultaneously and the exhaust, needs the artifical substitution of participating in of user to connect thick liquid cup and surplus water box, and user experience is not good enough. The food preparation machine accessible after the improvement is discharged thick liquid and is wasted discharge by the position of initiative drain nozzle to connect thick liquid cup and surplus water box in the position setting of difference, in order to be used for connecing thick liquid respectively and connect useless, the advantage lies in no longer needing the manual placement of user to connect thick liquid cup and surplus water box, and the shortcoming lies in that drive drain nozzle pivoted valve body structure is complicated relatively, and the cost is higher, and has the washing dead angle because of the structure is complicated, and easy hydrops influences the slurrying health. And the linear movement case structure disclosed in the prior art, though realized need not the effect that the user placed the thick liquid cup and surplus water box manually, but need additionally set up the total open-close structure of valve body, could guarantee pulping and cleaning process in, the closure of process chamber, the newly-increased valve body structure can lead to the complete machine space to occupy the increase, the cost increase again. In view of the above problems, the present application discloses a food processor with an optimized liquid discharge structure, which can simplify the structure of the valve body and automatically discharge the slurry and the waste without the intervention of the user.

The specific scheme is as follows:

as shown in fig. 1 to 4, a food processor with an optimized drain structure disclosed in an embodiment of the present invention includes a main body 10, a processing cup assembly 20, and a drain valve 30, wherein the processing cup assembly 20 is provided with a processing chamber for preparing milk, the self-cleaning food processor is provided with a water tank for storing prepared milk and cleaning water, and part of the food processor can be connected with an external water source, and the embodiment adopts the water tank detachably mounted on the main body 10 to supply water to the processing chamber. The processing cavity is provided with a liquid outlet 21, the liquid outlet valve 30 comprises a valve shell 31, a valve core 32 and a driving device 33, the valve shell 31 is fixed inside the main machine 10, and the valve core 32 is arranged inside the valve shell 31 and can be driven by the driving device 33 to move relative to the valve shell 31. One end of the valve shell 31 is provided with a liquid inlet communicated with the processing cavity, and the other end is provided with a slurry discharge port 311 and a waste discharge port 312 communicated with the outside. Slurry and cleaning water in the processing cavity enter the valve housing 31 from the liquid inlet, and the slurry is discharged from the slurry discharge port 311 and the cleaning water is discharged from the waste discharge port 312 through the position change of the valve core 32. In the present embodiment, the driving device 33 can drive the valve element 32 to the first conduction position where the valve element 32 avoids the slurry discharge port 311 of the valve housing 31, the liquid discharge port 21 communicates with the slurry discharge port, and the machining chamber communicates with the slurry discharge port 311, the second conduction position, and the closed position. In the second conducting position, the valve core 32 avoids the waste discharge port 312 of the valve shell 31, the same liquid discharge port 21 is communicated with the waste discharge port, the processing cavity is communicated with the waste discharge port 312, in the sealing position, the valve core 32 respectively seals the pulp discharge port 311 and the waste discharge port 312, and the inside of the processing cavity is kept isolated from the outside. Arrange thick liquid mouth 311 and the waste discharge port 312 on the valve casing 31 and draw forth through host computer 10 to connect liquid respectively through connecing thick liquid cup and surplus water box externally, for traditional food preparation machine, this embodiment need not the user and participates in the slurrying process, sets for the slurrying procedure and no longer needs user intervention promptly, also does not need artifical replacement to connect thick liquid cup and surplus water box, has alleviateed user's burden, uses and experiences better. And because this embodiment has different operating condition through setting up case 32 to have three position, has in the position of difference, corresponds respectively to arrange the thick liquid, arrange useless and seal to this can be satisfying to arrange under the multi-functional prerequisite of thick liquid valve, reduces the structure complexity of arranging the thick liquid valve, and then reduces the weeping probability of arranging the thick liquid valve, and long-term use reliability is higher, has replaced the total valve structure of extra setting, and the space occupies littleer.

As shown in fig. 1-4, in one embodiment, a channel is provided in the valve housing 31 for movement of the valve element 32, and the valve element 32 can reciprocate linearly along the channel to a first open position, a second open position, and a closed position. The valve housing 31 forms a tubular passage in which the valve core 32 is linearly moved by a driving unit 33. For inside valve case 31 with the pivoted mode of case 32 with the pivoted fix, the space that the straight line case 32 structure that adopts in this embodiment occupied is littleer, and whole flowing back valve 30 does not wash the dead angle, and at first position of switching on, the thick liquid can be discharged completely, switches on the in-process of position to the second by first position of switching on, washs the water and also can be with the thick liquid sanitization in the thick liquid valve of arranging, uses safety and sanitation more for a long time.

In practical applications, the valve element 32 can be driven by different drive devices 33. In one embodiment, the driving device 33 is a driving motor, the output end of the driving motor is provided with an external thread, the valve core 32 is provided with an internal thread matched with the external thread, the two form a screw transmission structure, and the rotation of the driving motor is converted into the linear motion of the valve core 32. Further, the driving device 33 may be a linear motor, a hydraulic mechanism, or the like.

In order to facilitate the user to take the slurry receiving cup or the waste water box, in one embodiment, the slurry discharge port 311 and the waste discharge port 312 are arranged side by side outside the main body 10. Can arrange the pipeline that thick liquid mouth 311 and waste discharge port 312 were drawn forth side by side at the leading flank of host computer 10, it is corresponding, connect thick liquid cup and surplus water box also to place in the corresponding position of host computer 10 leading flank, when the user need take off alone or the installation connects thick liquid cup (or surplus water box), can not receive the interference of surplus water box (or connect the thick liquid cup), the user uses more conveniently. It will be understood by those skilled in the art that the conduits leading from the slurry outlet 311 and the waste outlet 312 may be arranged side by side on other sides of the main body 10, such as the rear side, the left side, and the right side, in the actual production process. Furthermore, the pipelines led out from the slurry outlet 311 and the waste outlet 312 can be arranged on different sides, such as the front side of the main body 10 of the slurry receiving cup, and the residual water box is arranged on the left side of the main body 10, so as to be convenient for users to quickly distinguish when in use.

As shown in fig. 1 to 4, in one embodiment, the slurry discharge port 311 and the waste discharge port 312 are disposed in a radial direction of the valve housing 31, and the valve element 32 can be moved by driving to block the slurry discharge port 311 and/or the waste discharge port 312. The slurry discharge port 311 and the waste discharge port 312 are sequentially arranged along a direction perpendicular to the front side surface (or other side surfaces) of the main machine 10, the positions of the slurry discharge port 311 and the waste discharge port 312 are adjusted through the design logic of the whole machine, the valve element 32 is driven to move to a first conduction position, a second conduction position or a closed position, and channels communicated to the slurry discharge port 311 and the waste discharge port 312 from the machining cavity are relatively straight, are bent less and have higher liquid discharge efficiency.

As shown in fig. 1 to 3, in one embodiment, the valve core 32 is provided with a liquid passing hole 321, in the first conducting position, the processing chamber is communicated with the slurry discharge port 311 through the liquid passing hole 321, the valve core 32 blocks the waste discharge port 312, in the second conducting position, the processing chamber is communicated with the waste discharge port 312 through the liquid passing hole 321, the valve core 32 blocks the slurry discharge port 311, and in the closed position, the liquid passing hole 321 is respectively staggered with the slurry discharge port 311 and the waste discharge port 312. The liquid passing hole 321 is a through hole arranged in the radial direction of the valve core 32, the liquid passing hole 321 arranged on the valve core 32 is used for controlling slurry discharge and waste discharge, namely, in a slurry discharge state, the valve core 32 is located at a first conduction position, the processing cavity is communicated with the slurry discharge port 311 through the liquid passing hole 321 at the moment, and the waste discharge port 312 is shielded by other positions of the valve core 32, so that slurry only flows out of the slurry discharge port 311, and the slurry is prevented from being discharged into a residual water box through the waste discharge port 312 to cause slurry waste; in a similar way, under the waste discharge state, the valve core 32 is located at the second conduction position, the processing cavity is communicated with the waste discharge port 312 through the liquid passing hole 321 at the moment, and the waste discharge port 312 is shielded by other positions of the valve core 32, so that the cleaning water only flows out from the waste discharge port 312, and the condition that the cleaning water flows into the pulp receiving cup through the pulp discharge port 311 to influence the taste of the pulp is avoided. When the valve core 32 is in the closed position, the liquid in the processing cavity is prevented from flowing outwards by moving the valve core 32 to the positions dislocated with the pulp discharge port 311 and the waste discharge port 312 respectively, so that pulping and cleaning are ensured.

As shown in fig. 1 to 4, further, in an embodiment, the valve element 32 includes a trapping section 322, the liquid passing hole 321 is disposed in the trapping section 322, and the trapping section 322 is capable of blocking the slurry discharge port 311 when the valve element 32 is located at the second conducting position. Specifically, the valve core 32 is of a columnar structure, the interception section 322 is a boss arranged at the end part of the valve core 32, the liquid passing hole 321 penetrates through the top surface and the bottom surface of the boss to form a through hole, when the valve core 32 is driven to a closed position by the driving device 33, the whole valve core 32 covers the slurry discharge port 311 and the waste discharge port 312, the interception section 322 extends into the processing cavity, when the valve core 32 is driven to a first conduction position, the valve core 32 covers the waste discharge port 312 to prevent slurry from being discharged to the residual water box, and the liquid passing hole 321 on the interception section 322 is communicated with the slurry discharge port 311; when the valve core 32 is driven to the second conducting position, the liquid passing hole 321 on the interception section 322 is conducted with the waste discharge port 312, and the interception section 322 shields the slurry discharge port 311, so that slurry is prevented from being discharged from the slurry discharge port 311 to the slurry receiving cup. Intercept section 322 through the setting and can simply effectual control valve core 32 when different positions, arrange the conduction state of thick liquid mouth 311 and exhaust outlet 312, arrange the unexpected problem that switches on of thick liquid mouth 311 when avoiding the exhaust, simple structure, low cost.

As shown in fig. 1 to 4, in one embodiment, the slurry discharge port 311 and the waste discharge port 312 are sequentially disposed in the moving direction of the valve body 32, and the slurry discharge port 311 is close to the process chamber with respect to the waste discharge port 312. The pulping process of the food processor comprises the steps of firstly driving the valve core 32 to a closed position, injecting water and pulping, driving the valve core 32 to a first conduction position after pulping is finished, discharging pulp, driving the valve core 32 to a second conduction position after pulp discharging is finished, and discharging waste, wherein the pulp discharge port 311 is closer to the processing cavity, so that the valve core 32 is driven from the first conduction position to the second conduction position after pulp discharging is finished, and after the valve core 32 reaches the second conduction position, cleaning water in the processing cavity can flow through the position of the pulp discharge port 311 and flows to the position of the waste discharge port 312, namely the cleaning of the position close to the pulp discharge port 311 can be formed in the waste discharging process, the pulp accumulation in the pulp discharge valve is reduced, and the pulping sanitation is improved.

As shown in fig. 1 to 5, the valve housing 31 is further provided with a water inlet 313, the valve element 32 is provided with an escape portion 323, and the valve element 32 further includes a third conducting position, and in the third conducting position, water is supplied to the processing chamber through the water inlet 313 and the escape portion 323 in sequence. In combination with the foregoing embodiment, the avoiding portion 323 is a notch disposed above the intercepting section 322, and the notch can avoid the water inlet 313 on the upper portion while the valve core 32 blocks the slurry discharge port 311 and the waste discharge port 312, so as to enable the processing chamber and the water tank to be communicated. When the valve core 32 is located at the third conducting position, the interception section 322 partially extends into the processing cavity.

As shown in fig. 1 to 5, in the embodiment, the water inlet 313 is used to introduce the pulping water and the cleaning water into the processing chamber, the valve element 32 is driven by the driving device 33 to the third conducting position to realize water inlet, and the avoiding portion 323 can prevent the valve element 32 from blocking the water inlet 313 at the third conducting position, so as to ensure smooth water inlet. The slurry discharge valve can realize four functions of sealing, water inlet, slurry discharge and waste discharge respectively by switching a plurality of positions of the valve core 32 on the premise of not increasing the structural complexity of the slurry discharge valve, and has simple and efficient structure.

The utility model discloses an embodiment discloses a food preparation machine's control method, uses the food preparation machine of the flowing back structure of optimizing that any preceding discloses, including following step:

s1, obtaining a pulping instruction;

the pulping instruction is input in advance by an external user through a control end such as a control panel on the host computer 10 and an external remote controller, and after the processing module of the food processor acquires the instruction input by the user, an execution signal is issued outwards according to the pulping instruction input by the user.

S2, controlling a driving device 33 to drive a valve plug 32 to linearly move to a closed position according to the obtained pulping instruction so as to close the processing cavity and execute a pulping function;

the execution signal issued by the processing module machine at least comprises a control signal for the driving device 33, after the driving device 33 receives the control signal, the valve core 32 is driven to a closed position, at the closed position, the valve core 32 and the pulp discharge port 311 and the waste discharge port 312 of the valve shell 31 are respectively plugged, the processing cavity is in a sealed state, and pulping can be carried out. The valve core 32 can output an in-place signal in the closed position by in-place detection and the like, and the processing module can judge that the valve core 32 reaches the closed position according to the in-place signal.

The in-place detection can be triggered by the induction of a Hall element and a magnetic part, and can also be judged by the current increase after the in-place driving motor is locked.

When the pulping task is executed, the processing module can judge whether pulping is finished or not in a timing mode. In response to the timing completion signal, an execution signal for the drive device 33 is issued.

S3, after pulping is finished, the control driving device 33 drives the valve core 32 to move to the first conduction position so as to communicate the processing cavity with the pulp discharge port 311 and execute a pulp discharge function;

after receiving the execution signal, the driving device 33 drives the valve element 32 to move to the first conduction position, at the first conduction position, the processing cavity is communicated with the slurry discharge port 311, and slurry in the processing cavity can be discharged to the slurry receiving cup below the slurry discharge port 311 through the slurry discharge port 311. The valve core 32 can output an in-place signal in the first conduction position by in-place detection and the like, and the processing module can judge that the valve core 32 reaches the first conduction position according to the in-place signal.

When the slurry discharging task is executed, the processing module can judge whether the slurry discharging is finished or not in a timing mode. In response to the timing completion signal, an execution signal for the drive device 33 is issued.

And S4, after the slurry discharging is finished, the driving device 33 is controlled to drive the valve plug 32 to move to the second conduction position, so that the processing cavity is communicated with the waste discharging port 312, and the waste discharging function is executed.

After the driving device 33 receives the execution signal, the valve element 32 is driven to the second conduction position, at the second conduction position, the processing cavity is communicated with the waste discharge port 312, and the cleaning water in the processing cavity can be discharged to the residual water box below the waste discharge port 312 through the waste discharge port 312. The valve core 32 can output an in-place signal at the second conduction position by in-place detection and the like, and the processing module can judge that the valve core 32 reaches the second conduction position according to the in-place signal.

When the waste discharge task is executed, the processing module can judge whether waste discharge is completed or not in a timing mode. And issuing prompt information according to the timing end signal.

It can be understood that the processing module is when judging whether the thick liquid is accomplished or whether the waste discharge is accomplished, and the processing adopts the mode of timing, can also adopt modes such as flow sensor to monitor the discharged liquid volume to compare with the slurrying volume that the user set for, predetermined washing water volume, whether the thick liquid is accomplished, the waste discharge is accomplished according to the slurrying volume that the user set for judgement.

In addition, when the valve core 32 further comprises a third conduction position, before pulping starts and before waste discharge and cleaning, an automatic water injection step is further included, the processing module sends a driving signal to the driving device 33, the driving device 33 drives the valve core 32 to the third conduction position, the valve core 32 enables the water tank to be communicated with the processing cavity at the third conduction position, and water is injected into the processing cavity according to the preset water quantity of a user or the preset water quantity of a program.

In one embodiment, after the slurry discharge is completed, the driving device 33 is controlled to switch the valve core 32 to the first conducting position for multiple times, and the water supply device is controlled to inject water into the processing cavity in batches, so as to discharge the diluted slurry with different concentrations from the slurry discharge port 311; wherein, the water supply device can be an independent and detachable water tank arranged on the main machine 10 or an external water source. The valve core 32 is driven by the driving device 33 to switch between the closed position and the first conduction position for a plurality of times, water is injected into the processing cavity at the closed position, and the slurry is discharged from the slurry receiving cup at the first conduction position, so that the slurry with different concentrations is discharged in batches by repeating the steps for a plurality of times. When the valve core 32 is provided with a third conducting position, water is directly injected into the processing cavity at the third conducting position, and the valve core is switched to the first conducting position to discharge the slurry to the slurry receiving cup, so that the slurry with different concentrations is discharged in batches by repeating for multiple times. The serosity with different concentrations is discharged to the serosity receiving cup in batches, the taste of the serosity can be adjusted, and the drinking experience of a user is better.

After the slurry is discharged, the control driving device 33 maintains the valve core 32 at the closed position, and controls the water supply device to inject water into the processing cavity so as to clean the processing cavity, and after the cleaning is finished, the control driving device 33 drives the valve core 32 to the second conduction position to execute the waste discharge function. After the valve core 32 is driven by the driving device 33 to be maintained at the closed position, the cleaning water in the processing cavity is stirred at high speed through the processing cutter assembly to improve the impact force of the fluid, so that the cleaning effect is improved, the time that the valve core 32 is at the closed position is controlled according to the water quantity of the cleaning water, and the cleaning is ensured.

It is understood that in one embodiment, the valve cartridge closed position in the present application may include a closed position during pulping and a closed position during cleaning. In the practical application process, when the user uses the device, firstly, materials are added into the processing cavity, then the host computer controls the driving device 33 to drive the valve core 32 to the water inlet level shown in fig. 5, water is injected into the processing cavity for pulping, after the water injection is completed, the water pump is turned off, the valve core 32 is maintained at the water inlet level for pulping, then the valve core 32 is driven to the first conduction position shown in fig. 3 for pulp discharge, after the pulp discharge is completed, the valve core 32 is driven to the water inlet level shown in fig. 5, water is injected into the processing cavity for cleaning, after the cleaning is completed, the valve core 32 is driven to the second conduction position shown in fig. 4 for waste discharge.

In another embodiment, the valve element 32 in this application can also avoid the water inlet 313 when in the closed position, when the user uses the device, firstly, materials are added into the processing cavity, then the host computer controls the driving device 33 to drive the valve element 32 to the closed position shown in fig. 6, and the water inlet 313 is avoided by using the closed position, washing water is injected into the processing cavity, so as to perform a pulping process, after pulping is completed, the valve element 32 is driven to the first conducting position shown in fig. 7 for discharging pulp, after the pulp is discharged, the valve element 32 is driven to the water inlet position shown in fig. 8, the processing cavity is closed, water is injected into the processing cavity for washing, and after washing is completed, the valve element 32 is driven to the second conducting position shown in fig. 9 for discharging waste.

In one embodiment, the switching of the slurry, waste and closed positions can also be accomplished by a single orifice valve spool 32 configuration. As shown in fig. 10 to 13, the valve core 32 is disposed inside the valve housing 31 by means of linear movement, and a passage is provided in the valve core 32 for discharging slurry and waste, respectively. The specific working process is as follows: the default of the driving device is to drive the valve core to a closed position before slurry discharge as shown in fig. 11, when the device is used by a user, materials are firstly added into the processing cavity, then water is injected into the processing cavity through a water inlet device arranged outside, a pulping process is further executed, after pulping is completed, the valve core 32 is driven to a first conducting position as shown in fig. 10 for slurry discharge, after slurry discharge is completed, the valve core 32 is driven to a closed position for cleaning as shown in fig. 13 to close the processing cavity, water is injected into the processing cavity for cleaning, and after cleaning is completed, the valve core 32 is driven to a second conducting position as shown in fig. 12 for waste discharge. The difference from the previous embodiment is that the sealing position in the present embodiment includes two positions, one is the sealing position before discharging pulp for pulping, and the other is the sealing position before discharging waste for cleaning. If the same sealing position is adopted, the slurry part is discharged into the residual water box in the moving process of the valve core 32, so that waste is caused, or the waste water part is discharged into the slurry receiving cup, so that the experience is influenced.

In one embodiment, the switching of the slurry discharge, waste discharge and closed positions can also be achieved through a dual channel spool structure. As shown in fig. 14 to 16, the valve core 32 is disposed inside the valve housing 31 by means of linear movement, and the valve core 32 is provided with a slurry discharge passage and a waste discharge passage for discharging slurry and waste, respectively. The specific working process is as follows: the default of the driving device is to drive the valve core to the closed position shown in the figure 14, when the device is used by a user, materials are firstly added into the processing cavity, then water is injected into the processing cavity through the externally arranged water inlet device, a pulping process is further executed, after pulping is completed, the valve core 32 is driven to the first conduction position shown in the figure 15 and used for discharging pulp, and after the pulp is discharged, the valve core 32 is driven to the closed position shown in the figure 14, the processing cavity is closed, and water is injected into the processing cavity and used for cleaning. After the cleaning is complete, the valve spool 32 is driven to the second conducting position as shown in fig. 16 for waste disposal. In addition, the dual-channel valve core structure can also adopt a fan-shaped valve core, the valve core takes the circle center of a fan shape as a rotation center, the fan surface is used for sealing, and two ports arranged on the fan surface are respectively used for discharging slurry and waste.

The technical solution protected by the present invention is not limited to the above-mentioned embodiments, and it should be pointed out that the combination of the technical solution of any one embodiment and the technical solutions of one or more other embodiments is within the protection scope of the present invention. Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims (10)

1. The utility model provides an optimize flowing back structure's food preparation machine, includes host computer, processing cup subassembly and flowing back valve, processing cup subassembly is equipped with the process chamber of slurrying, its characterized in that, food preparation machine still include can with the water tank that the process chamber switches on, the process chamber is equipped with the leakage fluid dram, the flowing back valve includes valve casing, case and drive arrangement, the case set up in inside and can receive the drive arrangement drive with for the valve casing removes, the valve casing includes the thick liquid mouth and the waste discharge port of arranging with outside intercommunication, drive arrangement can drive case to first position, second position and the closed position of switching on, the first position of switching on, the leakage fluid dram with arrange thick liquid mouth intercommunication in the second position of switching on, the same leakage fluid dram with arrange waste discharge port intercommunication in the closed position, the case seals respectively arrange thick liquid mouth with arrange waste discharge port.

2. The food processor of claim 1, wherein the valve housing defines a channel for movement of the valve element, and the valve element is linearly reciprocable along the channel to a first open position, a second open position, and a closed position.

3. The food processor of claim 1, wherein the drain port and the waste port are arranged side-by-side outside the main body.

4. The food processor of claim 1, wherein the discharge port and the waste port are disposed in a radial direction of the valve housing, and the valve element is capable of being driven to move to close the discharge port and/or the waste port.

5. The food processor of claim 4, wherein the valve element is provided with a liquid passing hole, in the first conducting position, the processing cavity is communicated with the slurry discharging port through the liquid passing hole, the valve element blocks the waste discharging port, in the second conducting position, the processing cavity is communicated with the waste discharging port through the liquid passing hole, the valve element blocks the slurry discharging port, and in the closed position, the liquid passing hole is respectively staggered with the slurry discharging port and the waste discharging port.

6. The food processor of claim 5, wherein the valve core comprises a trapping section, the liquid passing hole is disposed in the trapping section, and the trapping section is capable of blocking the discharging port when the valve core is located at the second conducting position.

7. The food processor of claim 1, wherein the discharge port and the waste port are sequentially arranged along a moving direction of the valve core, and the discharge port is close to the processing chamber relative to the waste port.

8. The food processor of claim 1, wherein the valve housing further comprises a water inlet, the valve core comprises an avoiding portion, and the valve core further comprises a third conducting position, wherein water is supplied to the processing cavity through the water inlet and the avoiding portion in the third conducting position.

9. The food processor of claim 1, wherein the closed position comprises a closed position before discharging slurry and a closed position before discharging waste.

10. The food processor with optimized drain structure as set forth in claim 1, wherein the valve core is provided with a slurry discharge passage and a waste discharge passage.

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