CN218791913U

CN218791913U - Safe food processor

Info

Publication number: CN218791913U
Application number: CN202222380273.6U
Authority: CN
Inventors: 王旭宁; 陈迪; 薛领珑
Original assignee: Joyoung Co Ltd
Current assignee: Joyoung Co Ltd
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2023-04-07
Anticipated expiration: 2032-09-07

Abstract

The utility model provides a safe food preparation machine, including the host computer that has the mount pad with can dismantle connect in the crushing cup of mount pad, crushing cup includes the cup and is located the cup of cup below, crushing cup still includes the leakage fluid dram and sets up in the flowing back valve of leakage fluid dram department, still includes driving motor, driving motor is connected with the flowing back valve transmission so that the flowing back valve switches between the closed position of opening the leakage fluid dram and closing the leakage fluid dram, food preparation machine still includes movable limit structure, the flowing back valve is located the cup, when the flowing back valve is located the open position, limit structure moves to on the motion route of smashing the cup, with the restriction smash cup and host computer separation to it is convenient to guarantee that food preparation machine uses safely.

Description

Safe food processor

Technical Field

The utility model belongs to the food preparation machine field especially relates to a detachable and safe in utilization's of cup food preparation machine.

Background

The existing food processor with the automatic cleaning function generally comprises a host, a crushing cup, a water tank and a liquid discharge valve, wherein the crushing cup and the water tank are arranged on the host, the liquid discharge valve is arranged on the crushing cup, in order to meet the use requirements of users, part of food processing machines can set the crushing cup and the host into a detachable connection form, the users can replace different crushing cups according to the requirements of the users to be connected with the host, and automatic liquid discharge is realized through the liquid discharge valve, so that full-automatic pulping and pulp discharge and waste discharge are realized. However, the crushing cup is detachable, so that the liquid discharge valve is still in an open state during the food processing process, particularly during the liquid discharge process, and if a user lifts the crushing cup by misoperation, slurry in the cup body is splashed outwards to the user, so that the user has poor contact experience and even is scalded; and excessive slurry can also directly leak into the main engine, so that the main engine works abnormally and even fails.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a safe in utilization's food preparation machine that the cup is removable and the difficult leakage of thick liquid.

In order to solve the technical problem, the utility model provides a safe food processor, including the host computer that has the mount pad with can dismantle connect in the crushing cup of mount pad, crushing cup includes the cup and is located the cup of cup below, crushing cup still includes the leakage fluid dram and sets up in the leakage fluid dram of leakage fluid dram department, wherein, still includes driving motor, driving motor is connected with the leakage fluid dram transmission so that the leakage fluid dram switches between the closed position of opening the opening position of leakage fluid dram and closing the leakage fluid dram, food processor still includes movable limit structure, the leakage fluid dram is located the cup, when the leakage fluid dram is located the opening position, limit structure moves to on the motion route of crushing cup, in order to restrict crushing cup separates with the host computer.

Furthermore, the limiting structure can move along with the drain valve, the drain valve comprises a valve body and a valve core movably arranged in the valve body, the limiting structure comprises a limiting bulge arranged on the valve core, and when the valve core is opened, the limiting bulge penetrates through the cup seat and is abutted to the mounting seat, so that the cup seat and the mounting seat are connected into a whole.

Furthermore, the liquid discharge valve comprises a valve body and a valve core movably arranged in the valve body, the limiting structure comprises a mandril, and the mandril can move along with the valve core to penetrate through the cup seat and the mounting seat when in the opening position so as to connect the cup seat and the mounting seat into a whole; and when the crushing cup is closed, the crushing cup is reset into the cup seat or the mounting seat, so that the crushing cup and the host can be separated.

Furthermore, the flowing back valve includes the valve body and the activity sets up case in the valve body, limit structure locates including rotating the metal driving lever of mount pad, the cup is equipped with towards the convex spacing portion of metal driving lever, the case be equipped with can with the intercommunication mouth of leakage fluid dram intercommunication, be equipped with on the case lateral wall with the intercommunication mouth is the first magnet of setting back to back, with when opening the position, the metal driving lever be attracted to with spacing portion roof butt.

Furthermore, the limiting structure comprises a locking structure, and the locking structure is provided with a locking position which is in running stop fit with the drain valve when the crushing cup is separated from the host machine, and a disengaging position which is separated from the drain valve when the crushing cup is matched with the host machine.

Further, the host computer is provided with an unlocking part which can be matched with the locking structure, and when the crushing cup is matched with the host computer, the unlocking part is abutted against the locking structure and drives the locking structure to be separated from the liquid discharge valve, so that the locking structure moves from the locking position to the releasing position.

Furthermore, the limiting structure comprises a transmission shaft driven by the driving motor to rotate and an auxiliary piece capable of pushing the transmission shaft to move along the axial direction of the transmission shaft, the drain valve comprises a valve core, the transmission shaft and the auxiliary piece are matched to move to a locking position inserted into the valve core and an unlocking position separated from the valve core, the transmission shaft drives the valve core to rotate at the locking position and axially locks the crushing cup, and when the transmission shaft is at the unlocking position, the valve core is kept in a state that the drain port is closed.

Furthermore, the auxiliary part is provided with a protrusion, the transmission shaft is provided with an auxiliary surface which is in abutting fit with the protrusion, the auxiliary surface is provided with a concave part and a convex part which are sequentially distributed along the circumferential direction, the concave part is abutted with the protrusion to enable the transmission shaft to be located at an unlocking position, and the convex part is abutted with the protrusion to enable the transmission shaft to be ejected to a locking position.

Furthermore, the host computer is provided with an installation cavity, the crushing cup is detachably installed in the installation cavity, a through hole is formed in the wall of the installation cavity, the transmission shaft extends into the installation cavity from the through hole at the locking position, and the transmission shaft is located on the outer side of the installation cavity at the unlocking position.

Furthermore, the drain valve comprises a valve body and a valve core movably arranged in the valve body, the limiting structure comprises flat position structures which are arranged on the valve core and output shafts of the driving motor and are matched with each other, the valve core comprises a valve core main body transversely arranged in the valve body and a valve rod connected with the valve core main body, one of the valve rod and the output shaft of the driving motor is provided with a flat position, the other of the valve rod and the output shaft of the driving motor is provided with a groove which is matched with and penetrates through the flat position, and when the drain valve is located at the closed position, the groove and the flat position are vertically arranged; when the drain valve is located at the opening position, the groove is transversely arranged with the flat position.

The utility model has the advantages that:

through set up movable limit structure between host computer and crushing cup subassembly, limit structure can restrict the flowing back valve when opening the position, crushing cup subassembly and host computer separation, make the user when using food preparation machine, place crushing cup subassembly in place, open food preparation machine and make its work of making milk, at this moment, the flowing back valve is located the closed position, avoid thick liquid etc. to outwards flow through the leakage fluid dram, after the slurrying is accomplished, driving motor drive flowing back valve rotates to opening the position, make the thick liquid can outwards discharge from the leakage fluid dram, at this moment, limit structure is under the drive of flowing back valve, restriction crushing cup subassembly and host computer separation, avoid the user to miss the thick liquid etc. that crushing cup subassembly took out in the host computer and lead to outwards flow through the leakage fluid dram the condition, after the thick liquid is arranged, the flowing back valve rotates to the closed position, limit structure removes spacingly under the drive of flowing back valve, the user can be taken apart crushing cup subassembly and host computer.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic view of a drain valve according to an embodiment of the present invention.

Fig. 2 is an enlarged view of a portion a in fig. 1.

FIG. 3 is a schematic view of a drain valve according to an embodiment.

FIG. 4 is a cross-sectional view of the locking structure of the second embodiment in a disengaged position.

FIG. 5 is a cross-sectional view of the locking structure of the second embodiment at another angle when in the disengaged position.

Fig. 6 is a schematic view of the locking structure of the second embodiment in the locking position.

Fig. 7 is a schematic structural diagram of a food processor according to a third embodiment.

FIG. 8 is a schematic view showing the cooperation of the auxiliary member and the driving member in the third embodiment.

Fig. 9 is a schematic structural view of an auxiliary shaft in the third embodiment.

Fig. 10 is a schematic structural view of a transmission shaft according to a third embodiment.

Fig. 11 is a schematic structural view of an auxiliary surface in the third embodiment.

FIG. 12 is a schematic view of the structure of the fourth embodiment in which the grinding cup is engaged with the main body.

FIG. 13 is a schematic view of a drain valve according to a fourth embodiment.

Fig. 14 is a schematic structural view of the driving motor output shaft and the limiting structure.

The names of the components marked in the figures are as follows:

1 a-a host, 11 a-a mounting seat and 111 a-a limiting hole;

2 a-a crushing cup component, 21 a-a cup body, 22 a-a cup seat and 221 a-a positioning hole;

3 a-a liquid discharge valve, 31 a-a valve body, 32 a-a valve core, 321 a-a communication port and 322 a-a driving part;

4 a-a limit structure, 41 a-a mandril and 42 a-a return spring;

1 b-host, 11 b-unlock; 2 b-crushing cup, 21 b-liquid outlet, 22 b-slide rail, 221 b-guide surface and 222 b-slide groove; 3 b-a liquid discharge valve, 31 b-a valve body, 32 b-a valve core and 321 b-a valve rod; 4 b-a drive motor; 5 b-locking structure, 51 b-limit groove; 6 b-coupling, 61 b-drive groove; 7 b-a return spring;

1 c-a machine body, 11 c-a motor, 12 c-a transmission shaft, 121 c-an auxiliary surface, 1211 c-a concave part, 1212 c-a convex part, 1213 c-a guide inclined plane, 13 c-an auxiliary part, 131 c-a bulge, 14 c-a return spring, 15 c-an installation cavity, 151-a through hole, 16 c-a bulge and 17 c-a valve nozzle; 2 c-grinding cup, 21 c-liquid discharge hole; 3 c-drain valve, 31 c-spool; 4 c-spline;

1 d-a host; 2 d-crushing cup, 21 d-liquid outlet; 3 d-drain valve, 31 d-valve core, 311 d-valve core main body, 312 d-valve rod; 4 d-driving motor, 41 d-output shaft; 5 d-a limiting structure, 51 d-a flat position, 511 d-a first guide surface, 52 d-a groove and 521 d-a second guide surface; 6 d-electricity storage unit.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

The utility model provides a safe food preparation machine, including the host computer that has the mount pad with can dismantle connect in the crushing cup of mount pad, crushing cup includes the cup and is located the cup of cup below, crushing cup still includes the leakage fluid dram and sets up in the flowing back valve of leakage fluid dram department, wherein, still includes driving motor, driving motor is connected with the flowing back valve transmission so that the flowing back valve switches between the closed position of opening the leakage fluid dram and closing the leakage fluid dram, food preparation machine still includes movable limit structure, the flowing back valve is located the cup, when the flowing back valve is located the open position, limit structure moves to the motion route of smashing the cup, with the restriction smash cup and host computer separation, set up like this and make whether removable and the open and shut state of flowing back valve of smashing the cup be correlated with, do not allow to smash the cup and take out when the flowing back valve is opened, guarantee slurrying flowing back in-process user safety on the one hand, on the other hand avoids the user to get rid of when smashing the cup the leakage fluid dram to open and lead to the dust granule to enter into the flowing back valve.

The first embodiment is as follows:

as shown in fig. 1 to 3, the present embodiment provides a self-locking food processor, which includes a main body 1a having a mounting seat 11a and a grinding cup assembly 2a detachably connected to the mounting seat 11a, wherein the grinding cup assembly 2a includes a cup body 21a and a cup seat 22a located below the cup body 21a, a drain valve 3a is disposed at a drain opening of the cup body 21a, the drain valve 3a has an open position for opening the drain opening and a closed position for closing the drain opening, the food processor further includes a position limiting structure 4a disposed between the main body 1a and the grinding cup assembly 2a, and the position limiting structure 4a is movable along with the drain valve 3a to limit the separation of the grinding cup assembly 2a from the main body 1a when the drain valve 3a is in the open position.

This embodiment sets up to dismantling the form of connection through with host computer 1a and crushing cup subassembly 2a for the user can change different crushing cups and install the processing that realizes different edible materials on host computer 1a according to the demand of difference, food preparation machine's function has been extended, user's user demand has been satisfied, user's use experience has been promoted, the user still can dismantle the washing with crushing cup subassembly 2a simultaneously, it is more thorough to make the washing, avoid smashing in the cup subassembly 2a residual dirt and leading to smashing cup subassembly 2a and producing the peculiar smell condition.

And through setting up the limit structure 4a between host computer 1a and grinding cup assembly 2a, the limit structure 4a can be along with the movement of the drain valve 3a, and the limit structure 4a can limit the drain valve 3a when opening the position, grind the cup assembly 2a and separate with host computer 1a, make users when using the food processing machine, put grinding cup assembly 2a in place, open the food processing machine and make its work of pulping, at this moment, the drain valve 3a is located the closed position, prevent the thick liquid etc. from flowing out through the drain outlet, after pulping is finished, the driving motor drives the drain valve 3a to rotate to the open position, make the thick liquid can be discharged from the drain outlet outwards, at this moment, the limit structure 4a is under the drive of the drain valve 3a, limit grinding cup assembly 2a and host computer 1a to separate, avoid users from taking out the situation that the thick liquid etc. that leads to through the drain outlet outwards through grinding cup assembly 2a by mistake, after the discharging of thick liquid is accomplished, flowing back valve 3a rotates to the closed position, limit structure 4a releases spacingly under the drive of flowing back valve 3a, the user can break away crushing cup subassembly 2a and host computer 1a, limit structure 4 a's setting, guarantee that crushing cup subassembly 2a can take off only when flowing back valve 3a is located the closed position, the condition that the user just can separate crushing cup subassembly 2a and host computer 1a when having avoided flowing back valve 3a to be located the open position, thereby it leads to the thick liquid to cause the waste to spill gradually on the user from the drain outlet to have avoided the user to remove when food preparation machine arranges thick liquid, lead to the condition that the thick liquid flows out and directly flows into host computer 1a, lead to the unusual condition of inefficacy even of host computer 1a work, the normal clear of food preparation machine work has been guaranteed.

It should be noted that, in the present embodiment, the form of the limiting structure 4a is not particularly limited, and may be one of the following embodiments:

one of them, flowing back valve 3a includes valve body 31a and rotatory case 32a that sets up in valve body 31a, and limit structure 4a is including locating the spacing arch on case 32a, and when opening the position, limit arch passes cup 22a and with mount pad 11a butt to be connected as an organic whole with cup 22a and mount pad 11a.

The limiting bulges are arranged on the valve core 32a, a driving device is not required to be additionally arranged to drive the limiting bulges to move, the limiting bulges are driven to rotate only by the rotation of the valve core 32a, the opening position is realized, the limiting bulges are abutted to the mounting seat 11a, so that the crushing cup assembly 2a cannot be separated from the mounting seat 11a, and the positions of the mounting seat 11a and the crushing cup assembly 2a are not limited by the limiting bulges when the valve core 32a is closed, so that a user can conveniently take out the crushing cup from the mounting seat 11a, the locking and the opening of the crushing cup assembly 2a and the host 1a can be completed only by arranging the limiting bulges on the valve core 32a, the structure for locking the crushing cup assembly 2a and the host 1a is simplified, the number of parts of a food processor is reduced, the structure of the food processor is more compact, and the space occupied by the food processor is further reduced.

Further, the cup holder 22a is provided with a via hole for the passing of the limiting protrusion, the side wall of the mounting seat 11a is provided with a limiting groove located on the same axis with the via hole, and when the cup holder is opened, the limiting protrusion penetrates through the via hole to abut against the limiting groove.

Lateral wall through with mount pad 11a is equipped with and is located same ascending spacing groove of axial with the via hole, so that flowing back valve 3a is when opening the position, spacing arch can pass via hole and spacing groove butt, prevent that mount pad 11a lateral wall from not being equipped with limit structure 4a, be located the open position at flowing back valve 3a when the user mistake and mention crushing cup subassembly 2a, relative displacement appears with mount pad 11 a's lateral wall in spacing arch, and then lead to the unable effectual condition of fixing between crushing cup subassembly 2a of spacing arch, spacing protruding spacing reliability has been promoted.

The other one is as follows: the liquid discharge valve 3a comprises a valve body 31a and a valve core 32a rotatably arranged in the valve body 31a, the limiting structure 4a comprises a push rod 41a, and the push rod 41a can move along with the rotation of the valve core 32a so as to penetrate through the cup seat 22a and the mounting seat 11a when in an opening position, so that the cup seat 22a and the mounting seat 11a are connected into a whole; and when closed, returns to the cup holder 22a or the mounting seat 11a so that the pulverizing cup assembly 2a is separable from the main body 1a.

The limiting structure 4a is arranged as the ejector rod 41a, the structure of the ejector rod 41a is simple, and the occupied space is small, so that the occupied space of the limiting structure 4a is smaller, the structure of the food processor is more compact, and the occupied space of the food processor is further reduced; the ejector rod 41a can move along with the rotation of the valve core 32a, a driving device for driving the ejector rod 41a is not needed, the position of the ejector rod 41a can be controlled only through the movement of the valve core 32a, namely, when the valve core 32a is switched between an opening position and a closing position, the ejector rod 41a can be driven to drive the ejector rod 41a to limit or relieve the limit of the cup seat 22a and the mounting seat 11a through the rotation of the valve core 32a, when the valve core 32a is located at the opening position, the cup seat 22a and the mounting seat 11a are connected into a whole through the ejector rod 41a, so that the crushing cup assembly 2a cannot be separated from the main machine 1a, the situation that slurry flows out from a liquid discharge port to cause waste or even gradually flows to a user due to mistakenly lifting the crushing cup assembly 2a when the liquid discharge valve 3a is located at the opening position is avoided, the situation that the user has bad contact experience is caused, the use experience of the user is improved, and the safety of the food processor during working is improved.

It should be further noted that, in the present embodiment, the manner of driving the connecting rod is not particularly limited, and it may be one of the following embodiments:

the first implementation mode comprises the following steps: the valve core 32a is provided with a communication port 321a which can be communicated with the liquid discharge port, the side wall of the valve core 32a is provided with a driving part 322a which is arranged opposite to the communication port 321a, the cup seat 22a and the mounting seat 11a are respectively provided with a positioning hole 221a and a limiting hole 111a which are positioned on the same axis with the driving part 322a, and the push rod 41a is arranged in the cup seat 22a and can move along with the driving part 322a so as to pass through the limiting hole 111a and the positioning hole 221a or be positioned in the positioning hole 221 a.

The side wall of the valve core 32a is provided with the driving part 322a which is arranged opposite to the communication port 321a, so that when the drain valve 3a is located at an open position, the ejector rod 41a can be abutted at a correct position to limit the crushing cup assembly 2a and the mounting seat 11a, the situation that the crushing cup assembly 2a cannot be limited at the mounting seat 11a due to improper abutting of the ejector rod 41a is avoided, and the limiting reliability of the ejector rod 41a is improved; meanwhile, the driving part 322a provides moving power for the push rod 41a, when the valve core 32a is located at the open position, the driving part 322a drives the connecting rod to connect the crushing cup assembly 2a and the main machine 1a into a whole, and when the valve core 32a is located at the closed position, the driving part 322a drives the connecting rod to reset the connecting rod into the cup seat 22a or the mounting seat 11a so as to separate the crushing cup assembly 2a from the mounting seat 11a, the driving part 322a is arranged to drive the push rod 41a to move so as to enable the push rod 41a to move in place, the situation that the limit is invalid due to the fact that the push rod 41a cannot move in place is avoided, and the stability of the limit of the push rod 41a is improved; the positioning hole 221a and the limiting hole 111a are arranged to be coaxial with the driving part 322a, when the drain valve 3a is located at the open position, the push rod 41a can sequentially pass through the positioning hole 221a and the limiting hole 111a, so as to limit the grinding cup assembly 2a on the base; meanwhile, only when the crushing cup is installed in place, the liquid discharge valve 3a can rotate, namely the food processor can work, so that the in-place detection effect is achieved, and the condition that the crushing cup is mistakenly installed is avoided.

The second embodiment: the valve core 32a is provided with a communication port 321a which can be communicated with the liquid discharge port, the side wall of the valve core 32a is provided with a magnet which is arranged opposite to the communication port 321a, the cup seat 22a and the mounting seat 11a are respectively provided with a positioning hole 221a and a limiting hole 111a which are positioned on the same axis with the magnet, the ejector rod 41a is arranged in the mounting seat 11a and is a metal ejector rod, so that when the magnet is close to the ejector rod 41a, the ejector rod 41a passes through the limiting hole 111a and the positioning hole 221a, and when the magnet is far away from the ejector rod 41a, the ejector rod 41a is reset to the limiting hole 111a.

The magnet arranged opposite to the communication port 321a is arranged on the side wall of the valve core 32a, the push rod 41a is arranged as a metal push rod, the push rod 41a is attracted by the magnet, when the valve core 32a is located at an open position, the push rod 41a is close to the magnet, and under the action of the magnet, the push rod 41a attracts the push rod 41a to penetrate through the limiting hole 111a and the positioning hole 221a so as to connect the mounting seat 11a and the cup seat 22a into a whole, so that the push rod 41a can effectively limit the crushing cup assembly 2a in the mounting seat 11a, and the push rod 41a is arranged in the mounting seat 11a, thereby saving the space for installing the pulp discharge valve assembly in the crushing cup, simplifying the structure of the crushing cup, enabling the structure of the crushing cup to be more compact, reducing the space occupied by the crushing cup and further reducing the space occupied by the food processor; meanwhile, the push rod 41a can be moved only by arranging the magnet, so that the structure for driving the push rod 41a is simplified, and the structure of the food processor is further simplified.

As a preference in this embodiment, the limiting structure 4a further includes a return spring 42a connected to the push rod 41a, so that the push rod 41a is returned to the cup seat 22a or the mounting seat 11a by the return spring 42 a.

Through being provided with reset spring 42a at limit structure 4a, when case 32a is located the closed position, under reset spring 42 a's effect, can reset ejector pin 41a to in cup 22a or mount pad 11a, with the convenience of customers will smash cup subassembly 2a and take out in mount pad 11a and add the material or pour the material, prevent that ejector pin 41a from blocking and leading to unable reseing, and then lead to the unable condition of dismantling smashing cup subassembly 2a and host computer 1a, the operation is simplified, user's use experience has been promoted.

As another one: the liquid discharge valve 3a comprises a valve body 31a and a valve core 32a rotatably arranged in the valve body 31a, the limiting structure 4a comprises a metal shifting rod rotatably arranged on the mounting seat 11a, the cup seat 22a is provided with a limiting portion protruding towards the metal shifting rod, the valve core 32a is provided with a communicating port 321a capable of being communicated with the liquid discharge port, and the side wall of the valve core 32a is provided with a first magnet arranged back to back with the communicating port 321a so that when the valve core is opened, the metal shifting rod is attracted to abut against the top wall of the limiting portion.

The limiting structure 4a is arranged to rotate on the metal deflector rod arranged on the mounting seat 11a, when the valve core 32a is located at the opening position, the first magnet rotates along with the valve core 32a to a position close to the metal deflector rod, at the moment, the metal deflector rod is attracted to a position close to the first magnet under the action of the first magnet, so that the crushing cup assembly 2a is limited on the mounting seat 11a, the situation that slurry is scattered outside the main machine 1a or even scalded due to the fact that the crushing cup assembly 2a is taken out of the mounting seat 11a by mistake when the valve core 32a is in the opening position is avoided, the first magnet is arranged on the side wall of the valve core 32a, the first magnet is driven to move through rotation of the valve core 32a, a driving device is not needed, the structure of the food processor is simplified, meanwhile, the driving device is not needed, the use of parts of the food processor is reduced, the space occupied by the food processor is further reduced, the structure of the food processor is more compact, and the space occupied by the food processor is smaller.

It should be further noted that, in this embodiment, the reset mode of the metal shift lever is not specifically limited, and may be one of the following embodiments:

the first implementation mode comprises the following steps: the metal deflector rod is provided with a second magnet attracted with the first magnet, the side wall of the valve core 32a is also provided with a third magnet arranged opposite to the first magnet, and the third magnet and the first magnet repel each other, so that the metal deflector rod can be reset to the initial position.

The second magnet attracted with the first magnet is arranged on the metal deflector rod, so that the attraction of the first magnet to the metal deflector rod is increased, the situation that the grinding cup assembly 2a cannot be limited by the metal deflector rod due to the fact that the metal deflector rod cannot be sucked out to the position abutted to the top wall of the limiting part because the attraction of the first magnet to the metal deflector rod is insufficient is avoided, the grinding cup assembly 2a can be taken out in the mounting seat 11a by mistake due to the fact that the grinding cup assembly 2a is taken out in the mounting seat 11a, and slurry is scattered outside the main machine 1a or even burnt is caused, and the safety of the food processor is further improved; meanwhile, a third magnet is oppositely arranged on the side wall of the valve core 32a and the first magnet, the third magnet and the first magnet repel each other, when the valve core 32a rotates to a closed position, the metal deflector rod is pushed back to an initial position under the action of the third magnet, and subsequent operations of taking out the crushing cup assembly 2a in the mounting seat 11a to add materials or pour out materials and the like can be unaffected.

The second embodiment: the limiting structure 4a further comprises a torsion spring, one end of the torsion spring is connected with the mounting seat 11a, and the other end of the torsion spring is connected with the metal deflector rod.

Connect the metal driving lever on mount pad 11a through the torsional spring, when flowing back valve 3a is located the open position, first magnet is close to the metal driving lever, attract the metal driving lever to spacing portion, the metal driving lever will smash cup subassembly 2a and mount pad 11a and carry on spacingly, prevent to smash cup subassembly 2a and mount pad 11a separation, and when flowing back valve 3a is located the closed position, first magnet keeps away from the metal driving lever, at this moment, because the effect of torsional spring, can give an elasticity for the metal driving lever, so that the metal driving lever resets to the initial position, just can realize the restoration of metal driving lever through the torsional spring, the quantity that food preparation machine used spare part has been reduced, on the one hand, the manufacturing cost of food preparation machine has been reduced, on the other hand, the weight of food preparation machine has been alleviateed, convenience of user removes food preparation machine, the structure of food preparation machine has been simplified simultaneously, make food preparation machine's structure compacter, the space that food preparation machine occupied has been reduced.

Example two:

as shown in fig. 4 to fig. 6, the present embodiment provides a self-lockable food processor, which includes a main body 1b and a grinding cup 2b detachably connected to the main body 1b, a drain valve 3b is disposed at a drain port 21b of the grinding cup 2b, the drain valve 3b is used for opening or closing the drain port 21b, the main body 1b is provided with a driving motor 4b in transmission connection with the drain valve 3b, the grinding cup 2b is further provided with a locking structure 5b capable of cooperating with the drain valve 3b, the locking structure 5b has a locking position in detent cooperation with the drain valve 3b when the grinding cup 2b is separated from the main body 1b, and a releasing position in disengagement cooperation with the drain valve 3b when the grinding cup 2b is engaged with the main body 1b.

This application sets up to the form of dismantling the connection through with host computer 1b and crushing cup 2b for the user can change different crushing cup 2b and install the processing that realizes different edible materials on host computer 1b according to the demand of difference, food preparation machine's function has been extended, user's user demand has been satisfied, user use experience has been promoted, the user still can dismantle the washing with crushing cup 2b simultaneously, it is more thorough to make the washing, avoid smashing in the cup 2b residual dirt and lead to smashing cup 2b and produce the peculiar smell condition.

And through setting up the locking structure 5b that can cooperate with the drain valve 3b in grinding the cup 2b, make the food processor after finishing pulping, when users lift grinding the cup 2b and separate with the host computer 1b, the locking structure 5b can stop cooperating with drain valve 3b, make the drain valve 3b locate at the locking position, so as to make the drain valve 3b in the closed state all the time, unable further movement, make the initial state when the drain valve 3b separates with the driving motor 4b and state of the drain valve 3b when putting into grinding the cup 2b again unanimous on the one hand, when guaranteeing to grind the cup 2b and cooperate with the host computer 1b again, the drain valve 3b can cooperate with the smooth transmission of driving motor 4b, help to improve the assembly efficiency of grinding the cup 2 b; on the other hand, smash cup 2b and lie in host computer 1b separation back, the user can be directly to adding the material in smashing cup 2b, and flowing back valve 3b can't open drain 21b under locking structure 5 b's the effect of splining, and then avoided smashing in the cup 2b and eaten the material and pass through the outside condition of flowing out of flowing back valve 3b, realized smashing the cup 2b not put into before host computer 1b the possibility of just putting into the material, satisfied user's user demand, promoted user and used experience.

It should be noted that, the present application is not limited to how the locking structure 5b is switched between the locking position and the releasing position, and as a preferred embodiment of the present application, as shown in fig. 4 and 5, the main body 1b is provided with an unlocking portion 11b capable of cooperating with the locking structure 5b, and when the grinding cup 2b is cooperating with the main body 1b, the unlocking portion 11b abuts against the locking structure 5b and drives the locking structure 5b to separate from the drain valve 3b, so that the locking structure 5b moves from the locking position to the releasing position.

Through set up in host computer 1b can with locking structure 5b complex unblock portion 11b for when smashing cup 2b and putting into host computer 1b, locking structure 5b separates with flowing back valve 3b under the effect of supporting of unblock portion 11b, realize the unblock to flowing back valve 3b, flowing back valve 3b is connected with driving motor 4b transmission simultaneously, so that driving motor 4b can drive flowing back valve 3b activity, guarantee going on smoothly of flowing back valve 3b work, compare in setting up the switching that driving device and controlling means drove locking structure 5b position, the structure is simpler and be convenient for control, help reducing spare part quantity, and then make the structure of complete machine compacter, and can reduce manufacturing cost.

It should be noted that, the installation manner of the grinding cup 2b is not specifically limited in the present application, and as a preferred embodiment of the present application, as shown in fig. 4, the grinding cup 2b is vertically disassembled, the drain valve 3b includes a valve body 31b and a valve core 32b rotatably disposed in the valve body 31b, the valve core 32b includes a valve core main body horizontally disposed in the valve body 31b and a valve rod 321b connected to the valve core main body, the valve rod 321b is in transmission connection with the driving motor 4b, and the locking structure 5b is slidably disposed above the valve rod 321 b.

Through the form that sets up to vertical dismouting with smashing cup 2b, comply with user's operation habit more, the user of being convenient for has promoted user and has used experience to smashing taking and assembling of cup 2 b. Meanwhile, the locking structure 5b is arranged above the valve rod 321b in a sliding mode, when the crushing cup 2b is placed in the host 1b, the locking structure 5b moves upwards from a locking position to a separation position separated from the drain valve 3b, when the crushing cup 2b is lifted upwards, the locking structure 5b can move to a locking position in rotation stop fit with the drain valve 3b from top to bottom by means of gravity, the structure is simple, operation is convenient, a reset piece is not needed to reset the locking structure 5b, the number of parts is greatly simplified, the structure of the whole machine is more compact, and production cost can be reduced. Preferably, as shown in fig. 4 and 5, a return spring 7b is further disposed between the upper side of the locking structure 5b and the cup body, so that the locking structure 5b can not only move downward under gravity, but also move downward under the action of the return spring 7b, and it is ensured that the locking structure 5b can smoothly lock the valve core 32 b.

Further, as shown in fig. 5, the locking structure 5b includes a sliding plate disposed above the valve rod 321b, a concave limiting groove 51b adapted to the valve rod 321b is disposed on a side of the sliding plate facing the valve rod 321b, and the valve rod 321b is limited in the limiting groove 51b in the locking position.

Through the slide towards the valve rod 321b one side be equipped with the indent and with the spacing groove 51b of valve rod 321b looks adaptation for when smashing cup 2b and host computer 1b separation, the slide moves down the in-process, and spacing groove 51b just slides downwards to valve rod 321b, makes valve rod 321b spacing in spacing groove 51b, realizes that the closure is spacing along with valve rod 321b, avoids case 32b to take place to rotate.

Further, as shown in fig. 5, the inner wall of the limiting groove 51b is provided with limiting surfaces which are transversely arranged oppositely, and the valve rod 321b is provided with a rotation stopping surface which is in butt fit with the limiting surfaces.

Through being equipped with the spacing face that horizontal relative setting set up at spacing groove 51b inner wall, valve rod 321b is equipped with and ends the face of changeing with spacing face butt complex for when valve rod 321b is spacing in spacing groove 51b, through the spacing cooperation of the butt of two spacing faces and two faces of changeing, improved spacing groove 51b to valve rod 321 b's the limiting displacement that ends, further avoid case 32b to take place the pivoted condition.

As a preferable mode in this embodiment, as shown in fig. 4 and 5, the driving motor 4b is further connected to a coupling 6b in a transmission manner, the coupling 6b is provided with a driving groove 61b adapted to the valve stem 321b, and the valve stem 321b is retained in the driving groove 61b in the disengaged position.

Through setting up the shaft coupling 6b of being connected with the transmission of driving motor 4b, and be equipped with the drive groove 61b with the adaptation of valve rod 321b on the shaft coupling 6b for smash cup 2b when installing on host computer 1b, the transmission of valve rod 321b is spacing in drive groove 61b, in driving motor 4b drives the rotation in-process of shaft coupling 6b, shaft coupling 6b also synchronous motion valve rod 321b and then drive case 32b synchronous rotation, realize that flowing back valve 3b is to the closing or opening of leakage fluid dram 21b.

Meanwhile, the valve rod 321b is limited in the driving groove 61b, so that when a user uses the food processor, the grinding cup 2b is placed in place, the food processor is opened to work, the driving motor 4b drives the liquid discharge valve 3b to rotate to be closed, the phenomenon that slurry flows out through the liquid discharge port 21b is avoided, after pulping is completed, the driving motor 4b drives the liquid discharge valve 3b to rotate to be opened, the slurry can be discharged out of the liquid discharge port 21b, then the user can detach the grinding cup 2b from the host 1b, the grinding cup 2b is taken down, the driving groove 61b is limited on the valve rod 321b, it is ensured that the liquid discharge port 21b can only be taken down when the grinding cup 2b is closed, the situation that the grinding cup 2b is separated from the host 1b when the liquid discharge port 21b is opened is avoided, the situation that the slurry flows out from the liquid discharge port 21b to cause waste or even waste to the user, the situation that the slurry flows out gradually when the user has bad contact experience, the user can be experienced, and the situation that the slurry flows into the host 1b can be normally and even the food processor is avoided, and the situation that the slurry flows out directly.

It should be noted that, in the present application, how the valve rod 321b is limited in the driving groove 61b is not specifically limited, as a preferred embodiment of the present application, as shown in fig. 5, the valve rod 321b is provided with a flat position, and the driving groove 61b is adapted to the flat position, when the drain valve 3b is closed, the driving groove 61b is vertical to the flat position, so that the locking structure 5b can be switched from the disengaged position to the locked position; when the drain valve 3b is opened, the driving groove 61b is positioned horizontally to restrict the separation of the grinding cup 2b from the main body 1b.

Through being equipped with flat position with valve rod 321b, and drive groove 61b and flat position adaptation, when flowing back valve 3b was located the open position, drive groove 61b was horizontal with flat position, make flowing back valve 3b only when being in the closed position, drive groove 61b could have no limiting displacement to flat position, and smash cup 2b and can upwards remove and detach from host computer 1b, when flowing back valve 3b was in the open position, drive groove 61b all was in horizontal position with flat position, drive groove 61b has a restriction effect to flat position in the motion of vertical direction, make and smash cup 2b and can't dismantle from host computer 1b smoothly, even flowing back valve 3b is in half-open state, drive groove 61b still plays effectual barrier effect to flat position dismantlement, thereby play and prevent to arrange the dismantlement of thick liquid in-process crushing cup 2 b.

Meanwhile, the simple flat position structure can limit the disassembly and assembly of the smashing cup 2b, the structure is simple, the production is convenient, the flat position and the driving groove 61b can realize the transmission of power while realizing the limit, the functional integration is realized, the limit function is realized without additionally arranging parts, the structural parts are simplified, the production cost is reduced, the assembly efficiency is improved, the internal structure of the whole machine is more compact, and the miniaturization of the food processor is realized.

As a preferred embodiment of the present application, as shown in fig. 5, the grinding cup 2b is further provided with two slide rails 22b adapted to the locking structure 5b, and the locking structure 5b is slidably disposed in the slide groove 222b formed by the slide rails 22 b.

Through setting up in the slide rail 22b of locking structure 5b adaptation, and locking structure 5b slides and locates in the spout 222b that slide rail 22b formed, realizes the direction to locking structure 5b removal, guarantees the smoothness nature that locking structure 5b switches between the closure position and breaks away from the position, avoids locking structure 5b to take place the jamming and leads to its unable condition of switching in place when removing, promotes the stability of locking structure 5b work.

Further, as shown in fig. 6, the bottom end of the slide rail 22b is provided with a guide surface 221b toward the unlocking portion 11 b.

Through being equipped with the spigot surface 221b towards unlocking part 11b direction at slide rail 22b bottom for when cup 2b is smashed in the installation, can be the installation that smashes cup 2b rapider with the help of spigot surface 221 b's guide effect and target in place, promote the installation effectiveness, shorten the ann and change the time, promoted user's use and experienced.

As a preference of this embodiment, either the slide rail 22b or the lock structure 5b is provided with a guide groove, and the other is provided with a guide projection which engages with the guide groove.

Through the guide way and protruding with guide way complex direction, further promote slide rail 22b to locking structure 5 b's guide effect, guide way and the bellied cooperation in direction can also play limiting displacement simultaneously, realize locking structure 5b and slide rail 22 b's spacing cooperation, guarantee the stability of locking structure 5b position, avoid locking structure 5b to break away from the condition of spout 222 b.

Example three:

as shown in fig. 7-11, this embodiment provides a food processor with a detachable grinding cup in one embodiment, which includes a machine body 1c and a grinding cup 2c, a drain valve 3c is fixedly disposed at the drain hole 21c of the grinding cup 2c, and a valve core 31c of the drain valve 3c can rotate to open or close the drain hole 21c, and is characterized in that the machine body 1c is provided with a motor 11c, a transmission shaft 12c driven by the motor 11c to rotate and an auxiliary member 13c capable of pushing the transmission shaft 12c to move along the axial direction thereof, the transmission shaft 12c is transversely disposed and located at the side of the valve core 31c, the transmission shaft 12c is engaged with the auxiliary member 13c to be capable of moving to a locking position inserted into the valve core 31c and an unlocking position separated from the valve core 31c, the transmission shaft 12c drives the valve core 31c to rotate at the locking position and axially locks the grinding cup 2c, and the transmission shaft 12c is maintained at the unlocking position in a state that the valve core 31c closes the drain hole 21 c.

In the food processor with the detachable grinding cup, one end of the transmission shaft 12c is inserted into the valve core 31c, and the other end is in transmission connection with the auxiliary piece 13c, when the motor 11c drives the transmission shaft 12c to rotate, under the action of the auxiliary member 13c, the transmission shaft 12c can be switched between a locking position inserted into the spool 31c and an unlocking position disengaged from the spool 31c, so that when the valve core 31c opens the liquid discharge hole 21c, the transmission shaft 12c is located at the locking position, the transmission shaft 12c is inserted into the valve core 31c under the action of the auxiliary piece 13c to fix the crushing cup 2c and the machine body 1c, thereby preventing the crushing cup 2c from being separated from the machine body 1c when the valve core 31c opens the liquid discharge hole 21c by mistake when a user uses the food processor, preventing the slurry from flowing out of the liquid discharge hole 21c to damage the machine body 1c and even scalding the user, improving the safety of the food processor, and improving the use experience of the user, and when the valve core 31c closes the liquid discharge hole 21c, the transmission shaft 12c is located at the unlocking position, and the transmission shaft 12c is separated from the valve core 31c, on one hand, compared with the traditional method that the valve core 31c is provided with a limit structure to limit the separation of the crushing cup 2c and the machine body 1c, in the scheme, the transmission shaft 12c is located inside the machine body 1c, and the structure protruding out of the crushing cup 2c is not required to be arranged on the crushing cup 2c, so that the flatness of the crushing cup 2c is improved, and the situation that the position of the valve core 31c is changed due to the change of the position of the protruding structure caused by improper external force is avoided, the valve core 31c is ensured to be correctly closed, the situation of slurry leakage accidentally is avoided, the safety of the food processor is improved, and on the other hand, a user can conveniently separate the crushing cup 2c from the machine body 1c, so that the user can disassemble and clean the crushing cup 2c, the cleaning is more thorough, and the situation that the crushing cup 2c generates peculiar smell due to residual dirt in the crushing cup 2c is avoided; meanwhile, the motor 11c is only needed to control the rotation of the transmission shaft 12c so as to control the rotation of the instrument valve core 31c, so that the locking and unlocking of the crushing cup 2c and the machine body 1c can be completed, no additional driving device is needed, the structure for locking the crushing cup 2c and the machine body 1c is simplified, and the cost for producing the food processor is reduced.

It should be noted that the structure of the auxiliary member 13c is not particularly limited in the present application, and may be one of the following embodiments:

one of them is: as shown in fig. 8, the auxiliary member 13c is provided with a protrusion 131c, the transmission shaft 12c is provided with an auxiliary surface 121c in abutting fit with the protrusion 131c, the auxiliary surface 121c has a recess 1211c and a protrusion 1212c distributed in sequence along the circumferential direction, the recess 1211c abuts against the protrusion 131c to enable the transmission shaft 12c to be located at the unlocking position, and the protrusion 1212c abuts against the protrusion 131c to enable the transmission shaft 12c to be ejected to the locking position.

The food processing machine simplifies the structure of the food processing machine by arranging the auxiliary surface 121c which is in abutting fit with the protrusion 131c on the transmission shaft 12c, arranging the concave portion 1211c and the convex portion 1212c on the auxiliary surface 121c, and continuously abutting against the concave portion 1211c and the convex portion 1212c when the transmission shaft 12c rotates, when the protrusion 131c abuts against the convex portion 1212c, the transmission shaft 12c is ejected by the protrusion 131c, at this time, the transmission shaft 12c is inserted into the valve core 31c, the transmission shaft 12c is in the locked position, the grinding cup 2c cannot be taken out of the machine body 1c, and the transmission shaft continues to rotate until the transmission shaft 12c rotates until the concave portion abuts against the protrusion 131c of the auxiliary member 13c, the transmission shaft 12c is in the unlocked position and the locked position, at this time, the grinding cup 2c can be taken out of the machine body 1c, only the concave portion 1211c and the convex portion 1212c are arranged on the auxiliary surface 121c which the auxiliary member 13c abuts against the transmission shaft 12c, so that the concave portion 1211c and the convex portion 1212c can be switched between the unlocked position and the locked position when the transmission shaft 12c is not in the machine body 1c, and the auxiliary shaft 12c is effectively removed, thereby preventing the grinding cup from being changed when the external force is generated.

Further, as shown in fig. 10, a guide slope 1213c is provided between the convex portion 1212c and the concave portion 1211 c.

By providing the guiding inclined surface 1213c in the recess 1211c, the transmission shaft 12c can be more smoothly turned from the recess 1211c to the protrusion 1212c or from the protrusion 1132 to the recess 1211c, so as to avoid the situation that the protrusion 131c cannot be pushed against the transmission shaft 12c and thus cannot be inserted into the valve element 31c to the locking position when the protrusion 131c is turned from the recess 1211c to the protrusion 1212c due to an excessively large difference between the recess 1211c and the protrusion 1212c, and to avoid the situation that the auxiliary surface 121c is damaged due to an excessively large difference between the protrusion 1212c and the recess 1211c when the protrusion 131c is turned from the protrusion 1212c to the recess 1211c, so as to improve the service life of the auxiliary element 13c and thus the service life of the food processor, and the provision of the guiding inclined surface 1213c reduces the noise from the protrusion 1212c to the recess 1211c, thereby improving the user experience.

As a preferred feature of the present embodiment, as shown in fig. 7 and 8, a return spring 14c is provided between the transmission shaft 12c and the auxiliary 13c.

Through set up reset spring 14c between transmission shaft 12c and auxiliary member 13c, when transmission shaft 12c was in the unblock position, can make transmission shaft 12c reset to the inside position of organism 1c through reset spring 14c, avoid not setting up reset device transmission shaft 12c and can't reset to inside the organism 1c, and then lead to because transmission shaft 12c protrusion is outside because receive improper external force transmission shaft 12c position to change even to the condition that leads to the fact the loss to organism 1c, the life of food preparation machine has been promoted.

The other one is as follows: the auxiliary part 13c comprises a screw rod driven by the motor 11c and a nut sleeved on the screw rod, the nut is fixedly connected with the machine body 1c, and the screw rod is connected with the transmission shaft 12 c.

The nut is fixedly connected with the machine body 1c, the screw rod is fixedly connected with the transmission shaft 12c, so that when the transmission shaft 12c transmits, under the action of the nut and the screw rod, the transmission shaft 12c is pushed to move towards the valve core 31c, the transmission shaft 12c penetrates through the valve core 31c to fix the crushing cup 2c on the machine body 1c, and the transmission shaft 12c is switched between a locking position and an unlocking position through the matching between the nut and the screw rod.

As a preferred embodiment of the present application, as shown in FIG. 7, the body 1c is recessed to form a mounting cavity 15c, the grinding cup 2c is detachably mounted in the mounting cavity 15c, a through hole 151c is formed in the wall of the mounting cavity 15c, the transmission shaft 12c extends into the mounting cavity 15c from the through hole 151c in the locking position, and the transmission shaft 12c is located outside the mounting cavity 15c in the unlocking position.

The position of locking the transmission shaft 12c is set to extend into the mounting cavity 15c from the through hole 151c, so that the crushing cup 2c is fixed on the machine body 1c, when the transmission shaft 12c is located at the unlocking position, the transmission shaft 12c is located outside the mounting cavity 15c, so that the crushing cup 2c can be separated from the mounting cavity 15c, and the transmission shaft 12c is located outside the mounting cavity 15c, so that no convex structure is arranged inside the mounting cavity 15c, the situation that the transmission shaft 12c is displaced or even damages the machine body 1c due to improper external force is avoided, and the service life of the food processor is further prolonged.

Further, as shown in fig. 7, the side portion of the body 1c is outwardly projected to form a projection 16c at the side of the mounting cavity 15c, the spout outlet of the drain valve 3c is located below the projection 16c, and the motor 11c, the transmission shaft 12c and the auxiliary 13c are provided in the projection 16 c.

The protruding part 16c protruding outwards is arranged at the side part of the machine body 1c, so that the motor 11c, the transmission shaft 12c, the auxiliary piece 13c and the like are arranged on the protruding part 16c, the protruding part 16c can also be used for installing the rest operation components and the operation panel of the food processor, the installation cavity 15c for installing the operation components is not needed to be additionally arranged, only one protruding part 16c is needed to be arranged, and the operation components of the food processor can be completely installed, so that the structure of the food processor is more compact; meanwhile, a space is formed below the protruding part 16c and used for placing a slurry receiving cup, yu Shuihe and the like, so that the overall layout of the food processor is more reasonable.

In a preferred embodiment of the present invention, as shown in FIG. 7, the drain hole 21c is located in the bottom wall of the grinding cup 2c, and the drain valve 3c is provided below the grinding cup 2 c.

Through setting up the outage 21c in the diapire of smashing cup 2c, the flowing back valve 3c sets up in the below of smashing cup 2c thereupon, compare in prior art with the lateral wall that sets up outage 21c in smashing cup 2c, set up the diapire of smashing cup 2c with the outage 21c and make things convenient for transmission shaft 12c to smash the diapire that is fixed in of cup 2c more, the radial size of rubbing crusher has been reduced on the one hand, and then can reduce the radial size with smashing cup 2c complex organism 1c, the holistic size of food preparation machine has been reduced promptly, the shared space of food preparation machine has been reduced, convenient storage, user's use experience has been promoted and on the other hand can reduce the use of driving medium, and then the structure of food preparation machine has been simplified.

It should be noted that the present application does not specifically limit the movement manner of the slurry nozzle 17, and it may be one of the following embodiments:

one of them is: as shown in fig. 7, the body 1c is provided with a valve mouth 17c abutting against the outlet of the valve core 31c, and the valve mouth 17c is fixedly connected with the body 1 c.

Through with valve mouth 17c and organism 1c fixed connection, when dismantling crushing cup 2c and organism 1c, need not to drive valve mouth 17c and organism 1c separation, simultaneously, when cup 2c is smashed in the installation, need not to notice whether the installation of valve mouth 17c targets in place, conveniently carries out the dismouting to crushing cup 2 c.

The other one is as follows: the body 1c is provided with a valve nozzle rotation motor that drives the valve nozzle 17c to rotate.

The motor 11c for driving the valve nozzle 17c to rotate is arranged on the machine body 1c, so that the valve nozzle 17c can be switched at a position aligned with the position for receiving the pulp to discharge waste, the valve nozzle 17c is switched more accurately, and the situation of pulp discharge or liquid discharge dislocation is avoided.

As a preferred embodiment of the present application, as shown in fig. 7, the transmission shaft 12c is spline-fitted to the spool 31c 4c.

The rotating shaft and the valve core 31c are arranged to be matched through the spline 4c, so that the transmission shaft 12c is more stably matched when the driving valve core 31c rotates, the situation that the valve core 31c cannot be switched between opening or closing the liquid discharge hole 21c due to the fact that the matching of the transmission shaft 12c and the valve core 31c fails is avoided, the matching strength of the transmission shaft 12c and the valve core 31c is guaranteed, meanwhile, the structure of the transmission shaft 12c and the valve core 31c is simplified, the structure of the food processing machine is further simplified, an additional transmission device is not needed, and the cost of producing the food processing machine is reduced.

Of course, the transmission shaft 12c may also be in flat-position fit with the valve core 31c, and as a preference of the present application, the transmission shaft 12c is in spline 4c fit with the valve core 31 c.

The working principle of the food processor is shown in fig. 11, when the protrusion 131c provided on the auxiliary element 13c abuts against the recess 1211c, the valve core 31c is in a closed state, and the transmission shaft 12c is in a retracted state as shown in a position of fig. 11 a;

when the transmission shaft 12c rotates counterclockwise, the protrusion 131c climbs up the protrusion 1212c through the guiding inclined surface 1213c, the transmission shaft 12c extends into the valve core 31c, drives the valve core 31c to a position for opening the drainage hole 21c, and if the drainage hole 21c needs to be closed, the transmission shaft continues to rotate counterclockwise, and the valve core 31c can be rotated to the closed position, at this time, the protrusion 131c still abuts against the protrusion 1212c, and the transmission shaft 12c is located at the extended position;

in this way, the transmission shaft 12c is always in the extending state to realize the control of the valve core 31c, and further realize the opening or closing of the liquid discharge hole 21 c;

the transmission shaft 12c keeps the extending state, namely the crushing cup 2c is axially locked, and the crushing cup 2c can not be taken out from the machine body 1 c;

after the program is executed, the grinding cup 2c needs to be taken out from the machine body 1c, at this time, the protrusion 131c abuts against the recess 1211c, the transmission shaft 12c retracts, as shown in the position B in fig. 11, the valve core 31c is in the closed position, and the grinding cup 2c can be taken out;

the structure is simple, the crushing cup 2c can be locked without adding other locking structures or other power structures, and the drainage holes 21c are kept closed when the crushing cup 2c is taken out;

after the grinding cup 2c is taken out, the transmission shaft 12c is in a retraction state, and the position of the liquid discharge valve 3c is not easy to change by external force; the valve core 31c does not need to be exposed outside the side wall of the crushing cup 2c in transmission, and the flatness is good, so that the valve core 31c is not easy to change positions by external force;

meanwhile, the valve core 31c can be ensured to be in a correct closing position, and the risk of accidentally leaking slurry is not easily caused.

Example four:

as shown in fig. 12 and 13, the present embodiment provides a self-lockable food processor, which includes a main machine 1d and a grinding cup 2d detachably connected to the main machine 1d, a liquid discharge valve 3d is disposed at a liquid discharge port 21d of the grinding cup 2d, the liquid discharge valve 3d is used for opening or closing the liquid discharge port 21d, the main machine 1d is provided with a driving motor 4d in transmission connection with the liquid discharge valve 3d to drive the liquid discharge valve 3d to switch between an open position and a closed position, a limit structure 5d is further disposed between the liquid discharge valve 3d and the driving motor 4d, and the limit structure 5d can limit the separation of the grinding cup 2d and the main machine 1d when the liquid discharge valve 3d is in the open position.

This application sets up to the form of dismantling the connection through with host computer 1d and crushing cup 2d for the user can change different crushing cup 2d and install the processing that realizes different edible materials on host computer 1d according to the demand of difference, food preparation machine's function has been extended, user's user demand has been satisfied, user use experience has been promoted, the user still can dismantle the washing with crushing cup 2d simultaneously, it is more thorough to make the washing, avoid smashing in the cup 2d residual dirt and lead to smashing cup 2d and produce the peculiar smell condition.

And through set up limit structure 5d between flowing back valve 3d and driving motor 4d, and limit structure 5d can restrict flowing back valve 3d when opening the position, smash cup 2d and host computer 1d separation, make the user when using food preparation machine, place smashing cup 2d in place, open food preparation machine and make its work, driving motor 4d drives flowing back valve 3d and rotates to the closed position, avoid thick liquid etc. to outwards flow out through flowing back mouth 21d, after the slurrying is accomplished, driving motor 4d drives flowing back valve 3d and rotates to opening the position, make the thick liquid can outwards discharge from flowing back mouth 21d, then the user can dismantle smashing cup 2d and host computer 1d from, will smash cup 2d and take off, limit mechanism's setting, guarantee that flowing back mouth 21d can only take off when being closed, the condition that the user just can separate smashing cup 2d and host computer 1d when having avoided flowing back mouth 21d to open, thereby the user removes the crushing chamber and leads to the fact the thick liquid to flow back from flowing back mouth 21d, the user experience even has gradually improved the user experience that the user is bad.

It should be noted that, the structure of the limiting structure 5d is not specifically limited in the present application, and may be any one of the following embodiments:

example 1: as shown in fig. 13 and 14, in this embodiment, the liquid discharge valve 3d includes a valve body and a valve core 31d rotatably disposed in the valve body, and the limit structure 5d includes a flat structure disposed on the valve core 31d and the output shaft 41d of the driving motor 4d and engaged with each other.

Through setting up limit structure 5d to flat bit architecture including setting up on the output shaft 41d of case 31d and driving motor 4d mutually supporting, simple flat bit architecture alright realize the dismouting of the cup 2d is smashed in the restriction, moreover, the steam generator is simple in structure and is convenient for produce, and flat bit architecture can also realize the transmission of power when realizing spacingly, functional integration has been realized, need not to establish in addition that the part realizes limit function, the structural component has been simplified, the production cost is reduced, and the assembly efficiency is helped to improve, and make complete machine inner structure compacter, help realizing food processor's miniaturization.

It should be further noted that, the present application does not specifically limit the structure of the lower flat position structure in this embodiment, and it may be any one of the following embodiments:

embodiment 1: as shown in fig. 12 to 14, the grinding cup 2d is vertically assembled and disassembled, and the valve core 31d includes a valve core main body 311d horizontally disposed in the valve body and a valve rod 312d connected to the valve core main body 311d, one of the valve rod 312d and the output shaft 41d of the driving motor 4d is provided with a flat position 51d, the other one of the valve rod 312d and the output shaft 41d is provided with a groove 52d adapted to and penetrating through the flat position 51d, and when the liquid discharge valve 3d is located at the closed position, the groove 52d and the flat position 51d are vertically arranged; when the drain valve 3d is in the open position, the recess 52d is positioned across from the flat portion 51 d.

Through the form that sets up to vertical dismouting with smashing cup 2d, comply with user's operation habit more, the user of being convenient for has promoted user and has used experience to smashing taking and assembling of cup 2 d. Meanwhile, when the drain valve 3d is positioned at a closed position, the groove 52d is vertically arranged with the flat position 51 d; when the drain valve 3d is located the open position, the groove 52d is horizontal with the flat position 51d, so that the drain valve 3d is only located when the open position, the groove 52d can have no limiting effect on the flat position 51d, and the crushing cup 2d can move upwards and be detached from the host 1d, when the drain valve 3d is located at the open position, the groove 52d and the flat position 51d are both located at the horizontal position, the groove 52d has a limiting effect on the movement of the flat position 51d in the vertical direction, so that the crushing cup 2d cannot be smoothly detached from the host 1d, even if the drain valve 3d is located in a half-open state, the groove 52d still has an effective blocking effect on the detachment of the flat position 51d, and the detachment of the crushing cup 2d in the slurry discharge process is prevented.

Further, as shown in fig. 14, the flat portion 51d is provided with a first guide surface 511d facing the mounting direction of the crushing cup 2 d;

and/or the groove 52d is provided with a second guide surface 521d facing the installation direction of the crushing cup 2 d.

Through setting up first spigot surface 511d at flat position 51d, and/or, set up second spigot surface 521d at recess 52d for the user is when cup 2d is smashed in the assembly, flat position 51d is with the help of the guide effect of spigot surface, more easily place flat position 51d in recess 52d, play effectual counterpoint effect, help improving assembly efficiency, avoid smashing cup 2d when the assembly, the inaccurate jamming that appears even can't assemble of flat position 51d and recess 52d counterpoint.

Embodiment 2: in this embodiment, the valve core 31d includes a valve core main body 311d transversely disposed in the valve body and a valve rod 312d connected to the valve core main body 311d, one of the valve rod 312d and the output shaft 41d of the driving motor 4d is provided with a flat position 51d, the other of the valve rod 312d and the output shaft 41d of the driving motor 4d is provided with a groove adapted to the flat position 51d, and the output shaft 41d of the driving motor 4d is reciprocally movable so that the output shaft 41d of the driving motor 4d is disengaged from the groove 52d when the drain valve 3d is in the closed position and the output shaft 41d of the driving motor 4d is engaged with the groove 52d when the drain valve 3d is in the open position.

The output shaft 41d of the driving motor 4d is set to be capable of moving back and forth, when the drain valve 3d is located at a closed position, the output shaft 41d of the driving motor 4d is separated from the groove, when the drain valve 3d is located at an open position, the output shaft 41d of the driving motor 4d is matched with the groove, after the smashing cup 2d is placed in place, the driving motor 4d drives the output shaft 41d to be inserted into the groove to achieve limiting and transmission, when the drain valve 3d is located at the open position or a half-open state, the output shaft 41d is inserted into the groove to always limit the smashing cup 2d, the situation that the smashing cup 2d is separated from the host 1d in the pulp discharging process is avoided, meanwhile, when the drain valve 3d is located at a closed state, the driving motor 4d drives the output shaft 41d to be separated from the groove, the limiting of the output shaft 41d to the groove is cancelled, and the smashing cup 2d can be separated from the host 1d.

Example 2: in this embodiment, the food processor further includes a limiting member (not shown), the drain valve 3d has a limiting groove engaged with the limiting member, the limiting member and the limiting groove form a limiting structure 5d, and when the drain valve 3d is in the closed position, the limiting member is separated from the limiting groove, and when the drain valve 3d is in the open position, the limiting member is abutted against and engaged with the limiting groove.

Through setting up limit structure 5d to including locating part and spacing groove for driving motor 4d wants the partition to the drive of flowing back valve 3d and limit structure 5d is spacing to smashing cup 2d, avoids both during operation to produce to interfere and leads to the circumstances of spacing inefficacy or transmission inefficacy, thereby makes limit structure 5 d's limiting displacement more reliable.

It should be noted that, the structure of the limiting member and the limiting groove in this embodiment is not specifically limited, and may be any one of the following embodiments:

embodiment 1: in this embodiment, smash cup 2d along vertical dismouting, flowing back valve 3d includes valve body and rotatory horizontal case 31d of locating in the valve body, and the spacing groove is the annular spacing groove of locating case 31d near driving motor 4d one side, and the locating part is located driving motor 4d below and is stretched into the annular spacing inslot, and the annular spacing groove is equipped with and supplies the spacing department that dodges that the locating part deviate from when flowing back valve 3d is located the closed position.

Through setting up the spacing groove to the annular spacing groove of locating case 31d and being close to driving motor 4d one side, the locating part is located driving motor 4d below and is stretched into annular spacing inslot, and annular spacing groove is equipped with the mouth of dodging that supplies the locating part to deviate from when flowing back valve 3d is located the closed position, make flowing back valve 3d when being located open position or half-open state, annular spacing groove all plays limiting displacement to the locating part, when smashing cup 2d and upwards mentioning, annular spacing groove is spacing with the locating part butt, it separates with host computer 1d to avoid smashing cup 2d, when flowing back valve 3d is located the closed position, it is in the below of locating part to keep away the mouth, the user will smash cup 2d and upwards mention this moment, the locating part is deviate from dodging the mouth, thereby make and smash cup 2d and host computer 1d phase separation.

Embodiment 2: in this embodiment, the position-limiting member is a telescopic rod, and the food processor further comprises a control device connected to the telescopic rod, wherein when the drain valve 3d is in the closed position, the control device can control the telescopic rod to be away from the position-limiting groove, and when the drain valve 3d is in the open position and is switched between the open position and the closed position, the control device can control the telescopic rod to be inserted into the position-limiting groove.

Through setting up the locating part into the telescopic link, and the telescopic link is connected with controlling means, controlling means controls the butt of telescopic link and spacing groove or breaks away from, has improved locating part and spacing groove complex reliability, guarantees only when flowing back valve 3d is in the closed position, and controlling means just steerable locating part is kept away from the spacing groove to make crushing cup 2d can separate with host computer 1d.

As a preferred embodiment of the present application, a first positioning member is further disposed in the grinding cup 2d, a second positioning member is further disposed in the main body 1d, after the grinding cup 2d is separated from the main body 1d, the first positioning member can limit the rotation of the drain valve 3d, and the second positioning member can limit the rotation of the output shaft 41d of the driving motor 4 d.

After the crushing cup 2d is separated from the main machine 1d, the first positioning piece can limit the rotation of the liquid discharge valve 3d, and the second positioning piece can limit the rotation of the output shaft 41d of the driving motor 4d, so that the situation that if slurry remains in the crushing cup 2d, a user can still rotate the liquid discharge valve 3d to cause the overflow of the slurry is further avoided; on the other hand, the state when the drain valve 3d and the output shaft 41d are both separated is ensured, preparation is made for assembling the next crushing cup 2d, the crushing cup 2d can be smoothly assembled on the main machine 1d, and the situation that the drain valve 3d or the output shaft 41d can still rotate to cause that the crushing cup 2d cannot be aligned and installed during assembling after the two are separated is avoided.

As a preferred embodiment of the present application, the main body 1d is provided with a guide groove, and the grinding cup 2d is provided with a guide rib adapted to the guide groove.

Through being equipped with the guide way at host computer 1d, smash cup 2d and be equipped with the direction muscle with the guide way adaptation for the user can be quicker when cup 2d is smashed in the assembly realize counterpoint the installation, help improving assembly efficiency, has promoted the user and has used experience.

It should be noted that, in the present application, when the liquid discharge valve 3d is in the open position, the manner of limiting the separation of the grinding cup 2d from the host 1d is not limited to the above-mentioned limit structure 5d, it may also set the driving motor 4d on the grinding cup 2d assembly, and may be detached from the host 1d together with the grinding cup 2d, and set the power storage unit 6d for the rotation of the driving motor 4d on the grinding cup 2d assembly, after the grinding cup 2d is disconnected from the host 1d, the driving motor 4d drives the liquid discharge valve 3d to have the open position to move to the closed position, and it may also avoid the situation that the user may separate the grinding cup 2d from the host 1d when the liquid discharge port 21d is opened, thereby avoiding the situation that the user removes the grinding cavity to cause the outflow of the slurry from the liquid discharge port 21d and even wastes or gradually spills onto the user body when the food processor is in the slurry discharge, and improving the user experience.

In addition to the above preferred embodiments, the technical solutions protected by the present invention are not limited to the above embodiments, and it should be noted that a combination of a plurality of technical solutions in any one embodiment and a combination of a technical solution in any one embodiment and a technical solution in one or more other embodiments are within the 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

1. The utility model provides a safe food preparation machine, including the host computer that has the mount pad with can dismantle connect in the crushing cup of mount pad, crushing cup includes the cup and is located the cup seat of cup below, crushing cup still includes the leakage fluid dram and sets up in the flowing back valve of leakage fluid dram, its characterized in that still includes driving motor, driving motor is connected so that the leakage fluid dram switches between the closed position of opening the opening position of leakage fluid dram and closing the leakage fluid dram with the leakage fluid dram transmission, food preparation machine still includes movable limit structure, the leakage fluid dram is located the cup seat, when the leakage fluid dram is located the opening position, limit structure moves to on the motion route of crushing cup, in order to restrict crushing cup and host computer separation.

2. The food processor as defined in claim 1, wherein the limiting structure is movable with the drain valve, the drain valve includes a valve body and a valve core movably disposed in the valve body, the limiting structure includes a limiting protrusion disposed on the valve core, and in the open position, the limiting protrusion passes through the cup seat and abuts against the mounting seat to connect the cup seat and the mounting seat as a whole.

3. The food processor as defined in claim 1, wherein the drain valve includes a valve body and a valve core movably disposed in the valve body, and the position-limiting structure includes a push rod movable with the valve core to pass through the cup holder and the mounting seat in the open position to connect the cup holder and the mounting seat together; and when the crushing cup is closed, the crushing cup is reset into the cup seat or the mounting seat, so that the crushing cup and the host can be separated.

4. The food processor as defined in claim 1, wherein the drain valve includes a valve body and a valve core movably disposed in the valve body, the position-limiting structure includes a metal lever rotatably disposed on the mounting seat, the cup seat is provided with a position-limiting portion protruding toward the metal lever, the valve core is provided with a communication port capable of communicating with the drain port, and a first magnet disposed opposite to the communication port is disposed on a side wall of the valve core, so that the metal lever is attracted to abut against a top wall of the position-limiting portion when the valve core is in the open position.

5. The food processor of claim 1, wherein the stop structure includes a locking structure having a locked position that engages the drain valve to prevent rotation when the grinding cup is disengaged from the main body and an unlocked position that engages the drain valve when the grinding cup is engaged with the main body.

6. The food processor of claim 5, wherein the main body is provided with an unlocking portion engageable with the locking structure, the unlocking portion abutting the locking structure and urging the locking structure away from the drain valve when the grinding cup is engaged with the main body to move the locking structure from the locked position to the disengaged position.

7. The food processor of claim 1, wherein the limiting structure includes a transmission shaft driven by the driving motor to rotate and an auxiliary member capable of pushing the transmission shaft to move axially along the transmission shaft, and the drain valve includes a valve core, the transmission shaft is engaged with the auxiliary member to be movable to a locking position inserted into the valve core and an unlocking position separated from the valve core, the transmission shaft drives the valve core to rotate and axially lock the grinding cup in the locking position, and when the transmission shaft is in the unlocking position, the valve core is kept in a state that the drain port is closed.

8. A food processor as claimed in claim 7, wherein the auxiliary member is provided with a projection, the drive shaft is provided with an auxiliary surface which is in abutting engagement with the projection, the auxiliary surface has a recess and a projection which are distributed in sequence in the circumferential direction, the recess abuts against the projection to position the drive shaft in the unlocking position, and the projection abuts against the projection to eject the drive shaft to the locking position.

9. The food processor of claim 7, wherein the body defines a mounting cavity in which the grinding cup is removably mounted, and wherein the mounting cavity defines a through-hole, and wherein the drive shaft extends from the through-hole into the mounting cavity in the locked position and is positioned outside the mounting cavity in the unlocked position.

10. The food processor of claim 1, wherein the drain valve includes a valve body and a valve core movably disposed in the valve body, the limiting structure includes a flat structure disposed on the valve core and an output shaft of the driving motor and engaged with each other, the valve core includes a valve core main body disposed in the valve body and a valve rod connected to the valve core main body, one of the valve rod and the output shaft of the driving motor has a flat position, the other of the valve rod and the output shaft of the driving motor has a groove adapted to and penetrating the flat position, and when the drain valve is in the closed position, the groove is perpendicular to the flat position; when the drain valve is located at the opening position, the groove is transversely arranged with the flat position.