CN216823105U - Food processor capable of preventing mistaken opening of cover - Google Patents

Abstract

The utility model discloses a prevent food preparation machine that mistake was uncapped belongs to food preparation machine technical field, including frame and crushing cup, be equipped with the motor in the frame, crushing cup includes cup, bowl cover and crushing sword, on the bowl cover can be dismantled and fits the cup soon, be equipped with outside convex seat in the week of bowl cover, the outside of cup is equipped with the handle, is equipped with the closure structure that prevents that the bowl cover from being opened by mistake between convex seat and the handle, is equipped with the unlocking structure of unblock closure structure in the convex seat, and unlocking structure's unblock direction is the same with the direction of uncapping of bowl cover. The user can open the cup cover in a proper condition after unlocking the locking structure through the unlocking structure, the unlocking operation and the cover opening operation are continuously arranged, the operation difficulty of the user in the cover opening process is effectively reduced, and the use experience of the user is favorably improved.

Description

Food processor capable of preventing mistaken opening of cover

Technical Field

The utility model relates to a food preparation machine technical field especially relates to a prevent food preparation machine that mistake was uncapped.

Background

The existing food processor generally comprises a machine base and a crushing cup, wherein a motor is arranged in the machine base, a crushing cutter driven by the motor is arranged in the crushing cup, and when the machine body works, the motor drives the crushing cutter to rotate at a high speed to cut and crush materials in the crushing cup, so that the purpose of processing food is achieved. The crushing cup comprises a cup body and a cup cover for covering the cup body, and the cup cover can adopt a screwing type covering mode or a direct insertion type covering mode. When the bowl cover adopts the closure mode of formula of revolving, in order to prevent that the bowl cover from being opened by mistake, the interference fit volume that the sealing washer of cover on locating the bowl cover between the cup inner wall sets up is great to increase the static friction force between sealing washer and the cup inner wall, play the effect that prevents the bowl cover from being opened by mistake when the organism work. However, the mistaken opening prevention mode causes troubles to normal uncovering of the user, the user needs to use great strength to open the cup cover, and the use experience of the user is not favorably improved.

SUMMERY OF THE UTILITY MODEL

In order to solve the shortcoming and the deficiency that exist among the above-mentioned prior art, the utility model provides a food preparation machine who prevents to miss uncap effectively reduces user's the degree of difficulty of uncapping when preventing that the bowl cover from being opened by mistake.

In order to realize the technical purpose, the utility model provides a pair of prevent food preparation machine that mistake was uncapped, including frame and crushing cup, be equipped with the motor in the frame, crushing cup includes the cup, is arranged in the lid to close the bowl cover of cup and locates the crushing sword in the cup, smashes the sword by motor drive, the bowl cover can be dismantled and revolve on the cup, is equipped with outside convex seat in the week of bowl cover, and the outside of cup is equipped with the handle, is equipped with between convex seat and the handle and prevents that the bowl cover from being opened by mistake locking structure, is equipped with the unlocking structure of unblock locking structure in the convex seat, and unlocking structure's unblock direction is the same with the direction of uncapping of bowl cover.

Preferably, the unlocking structure comprises a key which is arranged in the boss and can move transversely, and the moving direction of the key when being pressed to unlock the locking structure is the same as the uncovering direction of the cup cover.

Preferably, the side wall of the boss is provided with a through hole for the key to extend out of the boss, and the circumferential outer wall of the key is provided with an anti-falling part which is positioned in the boss and used for preventing the key from separating from the boss from the through hole.

Preferably, the locking structure comprises a lock rod arranged in the convex base and a lock groove arranged on the handle, the lock rod can be vertically movably arranged, the lower end of the lock rod can extend out of the convex base, a linkage structure is arranged between the lock rod and the keys, the cup cover is screwed in place to enable the lock rod to be inserted into the lock groove, and the keys are pressed to drive the lock rod to move upwards to separate from the lock groove through the linkage structure.

Preferably, the linkage structure comprises a linkage boss arranged on the vertical outer wall of the lock rod and a linkage inclined plane arranged on the key, the linkage boss can be abutted against the linkage inclined plane, and the key is driven to move upwards through the abutting fit between the linkage boss and the linkage inclined plane when being pressed.

Preferably, the linkage inclined plane is arranged on the top side of the key, a through groove for the lock rod to pass through is formed in the key, the lock rod can be movably arranged at the through groove up and down, and the linkage boss abuts against the top side of the key.

Preferably, an elastic piece which enables the lock rod to abut against the lock groove is arranged in the convex base, one end of the elastic piece is arranged in a positioning mode, the other end of the elastic piece is in contact with the lock rod, and the elastic piece deforms under stress when the lock rod is separated from the lock groove.

Preferably, be equipped with on the roof of handle with the locked groove along the bowl cover revolve close the direction interval distribution dodge the groove, the one end opening that dodges the groove sets up so that the locking lever lower extreme gets into when the bowl cover closes soon and dodges the groove, dodges the other end in groove and sets up transition inclined plane so that the locking lever shifts up before inserting the locked groove.

Preferably, be equipped with the limit structure who prevents that the bowl cover from excessively revolving to close between boss and the handle, limit structure is including locating the spacing muscle of one of boss diapire and handle roof and locating the spacing groove of another department, and the one end opening of spacing groove sets up and supplies spacing muscle screw in, and the bowl cover revolves to close when spacing muscle is contradicted with the cell wall of the spacing groove other end and targets in place.

Preferably, the outer wall on cup top is equipped with the buckle, is equipped with the lug on the circumference of bowl cover, the lug department be equipped with buckle complex draw-in groove, the bowl cover closes soon to target in place and makes the buckle card go into the draw-in groove.

After the technical scheme is adopted, the utility model has the advantages of as follows:

1. the utility model provides a food preparation machine, bowl cover can be dismantled and revolve and fit on the cup, set up closure structure between the outside handle of bowl cover ascending boss and cup in week, prevent through closure structure that the bowl cover from being opened by mistake at organism during operation, improve the safety in utilization of organism. Because the cup cover is prevented from being opened mistakenly through the locking structure, the static friction force between the cup cover and the cup body can be properly reduced, so that the acting force required when a user opens the cover is reduced, and the use experience of the user is favorably improved. The unlocking direction of the unlocking structure in the boss is the same as the uncovering direction of the cup cover, the cup cover can be opened by a user in a favorable manner after the locking structure is unlocked through the unlocking structure, unlocking operation and uncovering operation are continuously arranged, the operation difficulty of the user in uncovering is effectively reduced, and the use experience of the user is improved.

2. The unlocking structure adopts a key capable of moving transversely, the moving direction of the key when being pressed to unlock the locking structure is the same as the uncovering direction of the cup cover, a user can rotate the cup cover to open the cup cover by pressing the key to unlock the locking structure, the structure of the unlocking structure is reasonably arranged, and the unlocking direction of the unlocking structure can be the same as the uncovering direction.

3. Set up anticreep portion on the circumference outer wall of button, anticreep portion is located the boss, breaks away from the boss from through-hole department when effectively preventing the button horizontal movement through anticreep portion, guarantees the structural stability of button, also guarantees the validity of button pressurized unblock closure structure.

4. When the cup cover is screwed in place, the lower end of the lock rod is inserted into the lock groove on the handle, and the cup cover is prevented from moving back in the circumferential direction through the cooperation of the lock rod and the lock groove, so that the effect of preventing the cup cover from being opened mistakenly is achieved. The linkage structure is arranged between the lock rod and the keys, and the lock rod is driven to move upwards to be separated from the lock groove through the linkage structure when the keys are pressed, so that the purpose of unlocking the locking structure is realized, the mode of unlocking the locking structure through the keys is reasonably arranged, and the effectiveness of unlocking the locking structure through the keys pressed is improved.

5. The linkage structure adopts a structure that the linkage boss is matched with the linkage inclined plane, and when the key is pressed, the lock rod is driven to move upwards through the interference fit between the linkage boss and the linkage inclined plane, so that the lock rod is separated from the lock groove. The specific structure of the linkage structure is reasonably arranged, so that the structural requirement that the key is pressed to smoothly drive the connecting rod to move upwards to separate from the locking groove is met, and the effectiveness of the key pressed unlocking locking structure is ensured.

6. The linkage inclined plane is arranged on the top side of the key, the lock rod can be vertically movably arranged on the through groove of the key to enable the linkage boss to be abutted against the top side of the key, the matching mode between the lock rod and the key is reasonably arranged, the linkage boss can smoothly abut against the linkage inclined plane when the key is pressed to move so as to drive the lock rod to move upwards to be separated from the lock groove, and the lock rod and the key can be compactly distributed.

7. The elastic piece supports the lock rod to the lock groove, so that the lock rod is in a state matched with the lock groove in a normal state, the stability of the locking structure is improved, and the effect of preventing the cup cover from being opened mistakenly is improved. When the key is pressed and the lock rod is moved upwards to be separated from the lock groove through the linkage structure, the elastic piece is stressed to deform, after the key is loosened, the elastic piece which recovers deformation can drive the lock rod to automatically reset, and the lock rod which automatically resets can drive the key to automatically reset through the linkage structure.

8. When the cup cover is screwed on the cup body, the lock rod enters the avoidance groove from the opening end, the cup cover continues to rotate to enable the lock rod to be abutted against the transition inclined plane, and the lock rod moves upwards in advance before being inserted into the lock groove through the abutting effect of the lock rod and the transition inclined plane. When the cup cover rotates to the state that the lock rod vertically corresponds to the lock groove, the lock rod moves downwards to be inserted into the lock groove, the locking structure is locked, and the cup cover is screwed in place. The structure of the avoiding groove is reasonably arranged, so that the lock rod can be smoothly inserted into the lock groove when the cup cover is screwed in place.

9. A limiting structure consisting of a limiting rib and a limiting groove is arranged between the convex seat and the handle, and when the cup cover rotates to the position where the limiting rib is abutted against the groove wall of the limiting groove, the cup cover cannot rotate continuously, which indicates that the cup cover is screwed in place. The limiting structure limits the screwing stroke of the cup cover, and avoids the condition that related components of the components are damaged due to excessive screwing of the cup cover.

Drawings

FIG. 1 is a perspective view of a food processor according to one embodiment;

FIG. 2 is an exploded view of the lid of the food processor according to the embodiment;

FIG. 3 is a block diagram of a base plate of a food processor according to an embodiment;

FIG. 4 is a partial block diagram of a handle of a food processor according to an embodiment;

FIG. 5 is a view of the inner fit between the boss and the handle when the cup lid closes the cup body in the food processor according to the embodiment;

FIG. 6 is an exploded view of the button, lock lever and spring of the food processor according to one embodiment;

FIG. 7 is a partial schematic view of a lid covering a cup in a food processor according to an embodiment.

In the figure, 100-machine base, 200-grinding cup, 210-cup body, 211-buckle, 220-cup cover, 221-boss, 2211-through hole, 2212-convex column, 2213-through hole, 222-cover main body, 222 a-seat shell, 223-seat plate, 224-lug, 225-clamping groove, 226-feeding port, 230-grinding knife, 240-handle, 241-handle cover, 242-locking groove, 243-avoiding groove, 244-transition inclined plane, 250-sealing ring, 260-cup seat component, 270-transmission joint, 280-feeding cover, 300-motor, 400-button, 410-anti-falling lug, 420-linkage inclined plane, 430-side plate, 440-through groove, 510-locking rod, 511-linkage boss, 512-limit step, 520-spring, 610-limiting rib and 620-limiting groove.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments. It is to be understood that the following terms "upper," "lower," "left," "right," "longitudinal," "lateral," "inner," "outer," "vertical," "horizontal," "top," "bottom," and the like are used in an orientation or positional relationship relative to one another only as illustrated in the accompanying drawings and are used merely for convenience in describing and simplifying the invention, and do not indicate or imply that the device/component so referred to must have a particular orientation or be constructed and operated in a particular orientation and therefore should not be considered as limiting the invention.

Example one

As shown in fig. 1 to 7, a food processor for preventing mistaken opening of a lid provided by the embodiment of the present invention includes a base 100 and a crushing cup 200, a motor 300 is provided in the base 100, the crushing cup 200 includes a cup 210, a lid 220 for covering the cup 210 and a crushing knife 230 provided in the cup 210, and the crushing knife 230 is driven by the motor 300. The cup cover 220 is detachably screwed on the cup body 210, a convex seat 221 protruding outwards is arranged on the circumferential direction of the cup cover 220, a handle 240 is arranged outside the cup body 210, a locking structure for preventing the cup cover 220 from being opened mistakenly is arranged between the convex seat 221 and the handle 240, an unlocking structure for unlocking the locking structure is arranged in the convex seat 221, and the unlocking direction of the unlocking structure is the same as the opening direction of the cup cover 220.

The cup cover is prevented from being opened mistakenly when the machine body works through the locking structure, and the use safety of the machine body is improved. Because the cup cover is prevented from being opened mistakenly through the locking structure, the static friction force between the cup cover and the cup body can be properly reduced, so that the acting force required when a user opens the cover is reduced, and the use experience of the user is favorably improved. The unlocking direction of the unlocking structure in the boss is the same as the uncovering direction of the cup cover, the cup cover can be opened by a user in a favorable manner after the locking structure is unlocked through the unlocking structure, unlocking operation and uncovering operation are continuously arranged, the operation difficulty of the user in uncovering is effectively reduced, and the use experience of the user is improved.

Referring to fig. 2 and 3, in this embodiment, the cap 220 includes a cap body 222, a circumferential part of the cap body 222 protrudes outward to form a seat shell 222a, a seat plate 223 is fixed at a bottom side of the seat shell 222a, and the seat shell 222a and the seat plate 223 are combined to form a convex seat 221. In order to make the cap 220 fit with the cup 210 in a sealing manner when the cap 210 is closed, an axially positioned sealing ring 250 is sleeved on the lower portion of the cap body 222, and when the cap 220 is screwed on the top of the cup 210 to close the cup 210, the sealing ring 250 is in sealing contact with the inner wall of the cup 210. The bottom end of the cup body 210 is fixed with a heating plate, the crushing cutter 230 is rotatably arranged on the heating plate through a bearing assembly, and the lower end of the crushing cutter 230 is detachably connected with a motor shaft of the motor 300 through a transmission joint 270 in a transmission way. The grinding cup 200 further includes a cup holder assembly 260 disposed at the bottom of the cup body 210, and the heating plate, the driving joint 270 and other components are disposed in the cup holder assembly 260.

The cup body 210 is preferably a glass cup body, the handle 240 includes a handle body integrally formed with the cup body 210 and a handle cover 241 fixed to the outside of the handle body, and the locking structure is disposed between the handle cover 241 and the boss 221.

Referring to fig. 5 and 6, the unlocking structure includes a button 400 disposed in the boss 221 and capable of moving transversely, and the moving direction of the button 400 when pressed to unlock the locking structure is the same as the opening direction of the lid 220. In this embodiment, referring to fig. 5, a through hole 2211 is disposed on a left side wall of the boss 221 for the key 400 to extend out of the boss 221, and a left end of the key 400 extends out of the boss 221 from the through hole 2211 in a normal state. The key 400 is pressed to move rightwards to unlock the locking structure, the opening direction of the cup cover 220 is the anticlockwise direction, and a user presses the key 400 to enable the key 400 to move rightwards to unlock the locking structure when opening the cup cover, so that the cup cover 220 can be driven to rotate anticlockwise to open the cup cover 220.

In order to prevent the key 400 from being separated from the boss 221, the key 400 is provided with a separation preventing portion located in the boss 221 on the circumferential outer wall. In this embodiment, the anti-falling portions are specifically anti-falling bumps 410 disposed on the sidewalls of the key 400, and the distance between the two anti-falling bumps 410 is greater than the aperture of the through hole 2211. The anti-falling-off bump 410 effectively prevents the key 400 from being separated from the boss 221 from the through hole 2211 when moving transversely, so that the structural stability of the key 400 is ensured, and the effectiveness of unlocking the locking structure when the key 400 is pressed is also ensured.

The locking structure includes a lock rod 510 disposed in the boss 221 and a lock slot 242 disposed on the handle 240, the lock rod 510 is vertically movably disposed, and the lower end of the lock rod 510 can extend out of the boss 221, and a linkage structure is disposed between the lock rod 510 and the key 400. When the cap 220 is screwed into place, the lock bar 510 is inserted into the lock groove 242. When the button 400 is pressed, the link structure drives the lock rod 510 to move upwards to separate from the lock slot 242. In this embodiment, the locking groove 242 is formed on the top wall of the handle cover 241, the seat plate 223 is provided with a through hole 2213 through which the lower end of the locking rod 510 extends out of the boss 221, and the lower end of the locking rod 510 can extend out of the boss 221 through the through hole 2213. The reduction of the outer dimension of the lower end of the locking rod 510 enables the side wall of the locking rod 510 to form a limiting step 512, and the limiting step 512 limits the length of the locking rod 510 extending out of the boss 221, so as to prevent the locking rod 510 from separating from the boss 221.

Referring to fig. 6, the interlocking structure includes an interlocking protrusion 511 disposed on a vertical sidewall of the lock lever 510 and an interlocking inclined surface 420 disposed on the button 400, and the interlocking protrusion 511 may abut against the interlocking inclined surface 420. When the button 400 is pressed, the lock bar 510 is driven to move upwards to separate from the lock slot 242 by the interference fit between the linkage boss 511 and the linkage inclined plane 420. In this embodiment, two side plates 430 are disposed at the right end of the key 400, the top sides of the side plates 430 are arranged in a horizontal and spaced manner, the linkage inclined plane 420 is disposed in the middle of the top side of the side plates 430, the bottom end of the linkage inclined plane 420 is in smooth transition connection with the lower plane on the right side, and the top end of the linkage inclined plane 420 is in smooth transition connection with the higher plane on the left side. The linkage bosses 511 are two and respectively located on the vertical side walls of the lock rod 510 facing the side plates 430, a through groove 440 for the lock rod 510 to pass through is arranged between the two side plates 430, the lock rod 510 can be movably arranged at the through groove 440 up and down, and the linkage bosses 511 are abutted against the top sides of the keys 400. When the button 400 moves rightwards, the linkage boss 511 interferes with the linkage inclined surface 420, so that the lock lever 510 moves upwards to be separated from the lock slot 242.

In order to enhance the interlocking effect between the key 400 and the lock lever 510, the interlocking boss 511 is preferably formed in a semi-cylindrical shape, and the surface of the interlocking boss 511, which is engaged with the interlocking inclined surface 420, is formed in an arc surface shape.

In order to maintain the locking structure in a stable locking state, an elastic member is disposed in the boss 221 for urging the lock rod 510 against the lock groove 242, one end of the elastic member is disposed in a fixed position, and the other end of the elastic member contacts the lock rod 510, and the elastic member is deformed by force when the lock rod 510 is separated from the lock groove 242. In this embodiment, the elastic member is preferably a spring 520, the top wall of the seat shell 222a is provided with a downwardly protruding boss 2212 located in the boss 221, and the top end of the spring 520 is sleeved on the boss 2212 to achieve positioning. The locking lever 510 is hollow, and the bottom end of the spring 520 is inserted into the locking lever 510 to be in contact with the locking lever 510. Normally, spring 520, in a compressed state, applies a downward force to lock lever 510, maintaining lock lever 510 in a state of engagement with lock slot 242. When the button 400 is pressed to move the lock lever 510 upward, the spring 520 is compressed. After the key 400 is released, the deformed spring 520 drives the lock rod 510 to move downwards to automatically reset, and the lock rod 510 moving downwards drives the key 400 to move leftwards to reset through the matching of the linkage boss 511 and the linkage inclined plane 420.

In order to enable the lock rod 510 to be smoothly inserted into the lock groove 242 when the cup cover 220 is screwed, an avoiding groove 243 is arranged on the top wall of the handle 240 and is distributed with the lock groove 242 at intervals along the screwing direction of the cup cover 220, one end of the avoiding groove 243 is open so that the lower end of the lock rod 510 enters the avoiding groove 243 when the cup cover 220 is screwed, and the other end of the avoiding groove 243 is provided with a transition inclined surface 244 so that the lock rod 510 moves upwards before being inserted into the lock groove 242. In this embodiment, the avoiding groove 243 is provided on the top wall of the handle cover 241, the avoiding groove 243 is located on the right side of the locking groove 242, the right end of the avoiding groove 243 is open, and the transition inclined surface 244 is provided at the left end of the avoiding groove 243 and is arranged high on the left side and low on the right side. When the cap 220 is screwed on the cup 210, the lock rod 510 enters the avoiding groove 243 from the opening end, the cap 220 continues to rotate to make the lock rod 510 interfere with the transition inclined plane 244, and the lock rod 510 moves upward under the interference of the transition inclined plane 244 and overcomes the elastic force of the spring 520. When the cap 220 rotates to the position where the lock rod 510 is vertically corresponding to the lock groove 242, the spring 520 drives the lock rod 510 to move downward and insert into the lock groove 242, and the locking structure is locked.

In order to prevent the lid 220 from being damaged by excessive rotation, a limiting structure is provided between the boss 221 and the handle 240 to prevent the lid 220 from being excessively rotated. In this embodiment, the limiting structure includes a limiting rib 610 disposed on the bottom wall of the protruding seat 221 and a limiting groove 620 disposed on the top wall of the handle cover 241, the opening at the right end of the limiting groove 620 is provided for the limiting rib 610 to screw in, and the groove wall at the left end of the limiting groove 620 is abutted by the limiting rib 610 to indicate that the cup cover 220 is screwed in place.

Referring to fig. 7, in order to further improve the stability of the lid 220 covering the cup 210, a buckle 211 protruding outward is disposed on the outer wall of the top end of the cup 210, a lug 224 is disposed on the circumference of the lid 220, and a slot 225 engaged with the buckle 211 is disposed at the lug 224. When the cup cover 220 is screwed in place, the buckle 211 is clamped in the clamping groove 225, and the cup cover 220 is vertically limited through the matching of the buckle 211 and the clamping groove 225.

In this embodiment, the cup cover 220 has a feeding opening 226 at the center thereof, and the grinding cup 200 further includes a feeding cover 280 detachably inserted into the feeding opening 226.

When the machine body is used for processing materials, the materials are put into the cup body 210, and the cup cover 220 is screwed on the top of the cup body 210 to cover the cup body 210. When the cap 220 is screwed on the top of the cup 210, the lock rod 510 enters the avoiding groove 243, and when the cap 220 rotates until the lock rod 510 collides with the transition inclined surface 244, the lock rod 510 moves upward under the collision action of the transition inclined surface 244 against the elastic force of the spring 520. When the cap 220 is screwed to the lock rod 510 and the lock groove 242 correspond to each other up and down, the lock rod 510 moves downwards under the action of the spring 520 and is inserted into the lock groove 242, and the locking structure is locked to prevent the cap 220 from being opened mistakenly. When the cap 220 is screwed until the position-limiting rib 610 abuts against the wall of the position-limiting groove 620, it indicates that the cap 220 is screwed in place and the cap 220 can not rotate any more.

When the cover is opened, a user holds the boss 221 and presses the button 400 with a thumb to move the button 400 rightward, and when the button 400 moves rightward, the link structure drives the lock rod 510 to move upward to be separated from the lock slot 242, and the spring 520 is compressed. After the lock rod 510 is separated from the lock groove 242, the locking structure is unlocked, and the user rotates the cup cover 220 counterclockwise to open the cap.

It will be appreciated that other configurations of the food processor are known in the art.

It will be appreciated that the direction of movement of the button 400 when depressed to unlock the closure may also be configured to move to the left, in which case the lid 220 is opened in a clockwise direction.

It is understood that the formation structure of the boss 221 is not limited to the above description and the drawings, and may be formed by other reasonable structures.

It will be appreciated that the specific configuration of the handle 240 is not limited to that described above and shown in the drawings, and that other suitable configurations may be used.

It should be understood that the specific structure of the retaining portion is not limited to the two retaining protrusions 410 described above and shown in the drawings, and other reasonable structures such as a ring of retaining ribs or a plurality of retaining protrusions spaced along the circumferential outer wall of the key 400 may be provided.

It should be understood that the specific shape of the interlocking boss 511 is not limited to the semi-cylindrical shape described above and shown in the drawings, and may be other reasonable shapes such as a cylindrical shape or an elliptic cylindrical shape.

It is understood that the positions of the limiting rib 610 and the limiting groove 620 can be interchanged, that is, the limiting rib 610 is disposed on the top wall of the handle 240, and the limiting groove 620 is disposed on the bottom wall of the boss 221.

It will be appreciated that the provision of a limit formation may be eliminated.

It will be appreciated that the provision of the dispensing port 226 and dispensing cap 280 may be eliminated.

It is to be understood that the arrangement of the spring 520 is not limited to the above description and the drawings, and other reasonable structures can be adopted.

It will be appreciated that the specific configuration of the resilient member is not limited to the spring 520 described above and shown in the drawings, and that other suitable resilient members may be used.

It will be appreciated that the lock slot 242 may be defined by a ring projecting upwardly from the top wall of the handle 240. in this case, a ramp may be provided on one side of the ring to cause the lock lever 510 to move upwardly before being inserted into the lock slot 242.

In addition to the above preferred embodiments, the present invention has other embodiments, and those skilled in the art can make various changes and modifications according to the present invention without departing from the spirit of the present invention, which shall fall within the scope of the present invention defined in the appended claims.

Claims (10)

1. The utility model provides a prevent food preparation machine that mistake was uncapped, includes the frame and smashes the cup, is equipped with the motor in the frame, smashes the cup and includes the cup, is arranged in the lid to close the bowl cover of cup and locates the crushing sword in the cup, smashes the sword by motor drive, a serial communication port, on the bowl cover can be dismantled and fit the cup soon, be equipped with outside convex seat in the circumference of bowl cover, the outside of cup is equipped with the handle, is equipped with the closure structure that prevents that the cup lid from being opened by mistake between convex seat and the handle, is equipped with the unblock structure of unblock closure structure in the convex seat, and the unblock direction of unblock structure is the same with the uncap direction of bowl cover.

2. The food processor of claim 1, wherein the unlocking structure comprises a key disposed in the boss and movable laterally, and the direction of movement of the key when pressed to unlock the locking structure is the same as the direction of opening the lid.

3. The food processor as defined in claim 2, wherein the side wall of the boss has a through hole for the key to extend out of the boss, and the key has an anti-separation portion on the outer circumferential wall thereof, the anti-separation portion being located in the boss and preventing the key from separating from the boss through the through hole.

4. The food processor of claim 2, wherein the locking structure comprises a locking bar disposed in the boss and a locking groove disposed on the handle, the locking bar is vertically movably disposed and has a lower end extending out of the boss, a linkage structure is disposed between the locking bar and the button, the cup cover is screwed in place to insert the locking bar into the locking groove, and the button is pressed to drive the locking bar to move upward to separate from the locking groove through the linkage structure.

5. The food processor of claim 4, wherein the linkage structure comprises a linkage boss disposed on an outer vertical wall of the lock bar and a linkage inclined surface disposed on the key, the linkage boss being capable of abutting against the linkage inclined surface, the key being urged by the abutting engagement between the linkage boss and the linkage inclined surface to move the lock bar upward.

6. The food processor of claim 5, wherein the linkage bevel is disposed on a top side of the key, the key is provided with a through slot for the lock rod to pass through, the lock rod is movably disposed at the through slot and the linkage boss abuts against the top side of the key.

7. The food processor of claim 4, wherein the boss has a resilient member disposed therein for urging the lock bar toward the lock slot, the resilient member having one end positioned and the other end contacting the lock bar, the resilient member being forced to deform when the lock bar is disengaged from the lock slot.

8. The food processor of claim 4, wherein the top wall of the handle has a pair of evasion grooves spaced from the locking groove along the lid-closing direction, one end of the evasion groove is open so that the lower end of the locking bar enters the evasion groove when the lid is closed, and the other end of the evasion groove has a transition slope so that the locking bar moves upwards before being inserted into the locking groove.

9. The food processor of claim 1, wherein a limiting structure is provided between the boss and the handle for preventing the cup cover from being excessively screwed, the limiting structure includes a limiting rib provided at one of the bottom wall of the boss and the top wall of the handle and a limiting groove provided at the other, an opening at one end of the limiting groove is provided for the limiting rib to be screwed in, and the cup cover is screwed in place when the limiting rib abuts against a groove wall at the other end of the limiting groove.

10. A food processor as claimed in any one of claims 1 to 9, wherein the cup body has a snap on an outer wall of a top end thereof, the cup lid has a lug on a circumferential edge thereof, the lug having a detent for engaging the snap, and the cup lid is rotated into position to engage the snap into the detent.

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