CN209863255U - Food processor capable of reliably switching between vacuum state and non-vacuum state - Google Patents

Abstract

The utility model discloses a reliable food preparation machine is switched to vacuum and non-vacuum state belongs to the food processingequipment field, has solved the unreliable problem of vacuum and non-vacuum state switching, and the technical scheme who solves this problem mainly is that the handle has vacuum position and non-vacuum position, and the organism is equipped with the detector that is used for detecting the handle and is in vacuum position or non-vacuum position, smashes the bowl cover and is equipped with and removes the trigger piece that triggers or keep away from the detector by the handle drive. The utility model discloses mainly used ensures that food preparation machine can accurate judgement vacuum or non-vacuum state.

Description

Food processor capable of reliably switching between vacuum state and non-vacuum state

Technical Field

The utility model relates to a food processing device, especially a reliable food preparation machine is switched to vacuum and non-vacuum state.

Background

In order to realize processing of various foods, such as micropressure soybean milk making, vacuum fruit and vegetable juice making, etc., a conventional food processor in the market, such as a soybean milk maker, needs to have two states of vacuum and non-vacuum simultaneously for one product, but most food processors in the market do not have a vacuum function, and the fruit and vegetable juice making effect is poor, such as being particularly easy to oxidize. There is some models to have the function of vacuum preparation, but need to change crushing cup or smash the bowl cover and carry out the evacuation, and two crushing cups or crushing bowl cover must lead to manufacturing cost high, lead to the product high price, market competition descends, and when the user switches over the use between vacuum and non-vacuum state, need to change the crushing cup or the crushing bowl cover of using the difference, it is also inconvenient to operate, also can cause the user to wash very big trouble, still can occupy more storage space, influence user's use and experience.

SUMMERY OF THE UTILITY MODEL

The utility model aims to achieve the purpose of providing a food processor which can switch between vacuum and non-vacuum state reliably and ensure that the food processor can accurately judge the vacuum or non-vacuum state.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a reliable food preparation machine is switched to vacuum and non-vacuum state, include the organism and locate the crushing subassembly of organism, crushing subassembly is including smashing cup and crushing bowl cover, it closes crushing cup formation crushing chamber to smash the sealed lid of bowl cover, the organism is equipped with evacuation subassembly, evacuation subassembly includes vacuum pump and interface channel, vacuum pump and interface channel intercommunication, be equipped with the handle on the crushing bowl cover, the handle has vacuum position and non-vacuum position, the organism is equipped with the detector that is used for the detection handle to be in vacuum position or non-vacuum position, it is equipped with and is driven by the handle and remove the trigger piece that triggers or keep away from the detector to smash.

Furthermore, the trigger piece is connected with the handle through a connecting rod, the trigger piece is connected with the crushing cup cover in a sliding mode, the trigger piece is connected with the first end of the connecting rod in a rotating mode, the second end of the connecting rod is connected with the handle in a rotating mode, and the handle drives the connecting rod to enable the trigger piece to trigger or keep away from the detector.

Further, the trigger part is equipped with the connector, and the tip of connector is equipped with radial protrusion, and the first end of connecting rod be equipped with connector complex pilot hole and dodge radial protruding groove of dodging, radial protrusion passes and dodges the groove, and the second end of connecting rod is connected with the handle rotation and is made and dodge the groove and stagger each other with radial protrusion, and radial protrusion is spacing on the connector with the first end of connecting rod.

Furthermore, the handle is connected with the crushing cup cover through a rotating shaft, and the handle rotates to drive the connecting rod.

Furthermore, the handle is provided with a first channel and a second channel, the first end of the first channel is communicated with the connecting channel, the first end of the second channel is communicated with the external atmosphere, the handle is positioned at a vacuum position to enable the second end of the first channel to be communicated with the crushing cavity, the second end of the second channel is disconnected with the crushing cavity, and the handle is positioned at a non-vacuum position to enable the second end of the first channel to be disconnected with the crushing cavity and the second end of the second channel to be communicated with the crushing cavity.

Furthermore, the machine body is provided with a first connecting pipe and a first joint, the first joint is communicated with the vacuum pump through the first connecting pipe, the crushing cup cover is provided with a second connecting pipe and a second joint, the second joint is communicated with the first end of the first channel through the second connecting pipe, the first joint and the second joint are communicated after the crushing cup cover is closed, and the first connecting pipe, the first joint, the second joint and the second connecting pipe are sequentially communicated to form a connecting channel.

Furthermore, the handle is provided with an air outlet channel used for communicating the crushing cavity with the outside atmosphere, the handle is positioned at a vacuum position to disconnect the air outlet channel from the crushing cavity, and the handle is positioned at a non-vacuum position to communicate the air outlet channel with the crushing cavity.

Furthermore, the lateral wall of smashing the cup is equipped with the exhaust tube, and the exhaust tube is connected and forms connecting channel with the vacuum pump.

Furthermore, the machine body is provided with a cleaning circulating pipe, the bottom end of the cleaning circulating pipe is communicated with the bottom of the crushing cavity, the top end of the cleaning circulating pipe is communicated with the top of the crushing cavity, a third connecting pipe is arranged between the cleaning circulating pipe and the vacuum pump, the part, located on the downstream side of the third connecting pipe, of the cleaning circulating pipe forms a connecting channel with the third connecting pipe, a stop valve is arranged at the connecting position of the third connecting pipe and the cleaning circulating pipe, the vacuum pump works, the stop valve is opened, the vacuum pump stops, and the stop valve is.

Further, the stop valve includes the silica gel separation blade of taking the slit, and vacuum pump work, silica gel separation blade are inhaled and are opened and make third connecting pipe and washing circulating pipe intercommunication, and the vacuum pump stops, the silica gel separation blade resets and cuts off third connecting pipe and washing circulating pipe.

After the technical scheme is adopted, the utility model has the advantages of as follows: firstly, the position of the handle can be timely and accurately judged by the food processor by utilizing the detector, so that whether the current state of the crushing cavity is suitable for vacuumizing is judged, the phenomenon that the vacuum pump idles when the handle is in a non-vacuum position is effectively avoided, and a user can be timely reminded to check whether the food processor is in the required state according to whether the function selected by the user needs vacuumizing, so that the waste of food materials and electric energy is avoided; secondly, when the handle is in a vacuum position, the crushing cavity is closed to realize vacuum pumping, when the handle is in a non-vacuum position, the crushing cup body is communicated with the external atmosphere, the crushing cavity cannot be vacuumized, and the user operation is very convenient, simple and visual; third, in the in-service use process, the position of adjustment handle as required can realize freely switching between vacuum and the non-vacuum state on a crushing bowl cover, need not change crushing cup or smash the bowl cover, and whole product only needs a crushing cup and a crushing bowl cover, can not increase too much cost, improves the market competitiveness of product, and the user washs and accomodates all just as conveniently with ordinary model moreover.

Drawings

The present invention will be further explained with reference to the accompanying drawings:

fig. 1 is a schematic view of a first embodiment of the present invention;

FIG. 2 is a schematic view (I) of the interior of the machine body and the pulverizing cup cover in the first embodiment of the present invention;

FIG. 3 is a schematic view (one) of a grinding cup lid according to a first embodiment of the present invention;

FIG. 4 is a schematic view of the inside of the machine body and the crushing cup cover in the first embodiment of the present invention;

FIG. 5 is a schematic view (II) of the cup cover according to the first embodiment of the present invention;

FIG. 6 is a partial schematic view of the interior of the grinding cup cover in accordance with the first embodiment of the present invention;

FIG. 7 is an exploded view of a handle according to a first embodiment of the present invention;

FIG. 8 is a sectional view (I) of a grinding cup lid according to a first embodiment of the present invention;

FIG. 9 is a sectional view of the grinding cup cover in the first embodiment of the present invention;

FIG. 10 is an enlarged view taken at I in FIG. 3;

FIG. 11 is an enlarged view taken at II in FIG. 5;

fig. 12 is a schematic view of a third embodiment of the present invention.

Detailed Description

The first embodiment is as follows:

as shown in fig. 1, the utility model provides a reliable food preparation machine is switched to vacuum and non-vacuum state, include organism 1 and the crushing unit who locates organism 1, crushing unit includes crushing cup 2 and crushing bowl cover 3, crushing bowl cover 3 seals the lid and closes crushing cup 2 formation crushing chamber 200, organism 1 is equipped with evacuation subassembly, evacuation subassembly includes vacuum pump 4 and interface channel, vacuum pump 4 and interface channel intercommunication, combine fig. 2 to 5 to see, be equipped with handle 31 on the crushing bowl cover 3, handle 31 has vacuum position and non-vacuum position, organism 1 is equipped with detector 11 that is used for detecting handle 31 to be in vacuum position or non-vacuum position, crushing bowl cover 3 is equipped with and is driven by handle 31 and goes to trigger or keep away from trigger 35 of detector 11. Firstly, the detector 11 can be used for enabling the food processor to timely and accurately judge the position of the handle 31 so as to judge whether the current state of the crushing cavity is suitable for vacuumizing, thereby effectively avoiding the phenomenon that the vacuum pump idles when the handle 31 is in a non-vacuum position, and also reminding a user to check whether the food processor is in the required state in time according to whether the function selected by the user needs vacuumizing, so that the waste of food materials and electric energy is avoided; secondly, when the handle 31 is in a vacuum position, the crushing cavity is closed to realize vacuum pumping, when the handle 31 is in a non-vacuum position, the crushing cup body 2 is communicated with the external atmosphere, the crushing cavity cannot be vacuumized, and the user can operate the crushing cup very conveniently, simply and visually; third, in the in-service use process, the position of adjustment handle 31 as required can realize freely switching between vacuum and the non-vacuum state on one crushing bowl cover 3, need not change crushing cup 2 or smash bowl cover 3, and whole product only needs one to smash cup 2 and one and smashes bowl cover 3, can not increase too much cost, improves the market competitiveness of product, and the user washs and accomodates all just as conveniently with ordinary model moreover.

The trigger 35 has a first position in which it is close to the detector 11 to actuate the detector 11 and a second position in which it is remote from the detector 11 to reset the detector 11, the handle 31 being in the vacuum position to retain the trigger 35 in the first position and the handle 31 being in the non-vacuum position to retain the trigger 35 in the second position. For example, in FIG. 2 the trigger 35 is in the second position, where the trigger 35 is spaced a distance D1 from the detector 11, and in FIG. 4 the trigger 35 is in the first position, where the trigger 35 is spaced a distance D2 from the detector 11, and D1 is substantially greater than D2. The detector 11 can be a magnetic induction switch, such as a reed switch, a hall element, etc., the trigger 35 is a magnet, the detector 11 can be a micro switch, and the trigger 35 is a ram, etc.

Because the handle 31 is located in the central area of the pulverizing cup cover 3, and in order that the trigger 35 can accurately trigger the detector 11, naturally, the closer to the detector 11, the better, the trigger 35 is generally arranged on the outer ring of the pulverizing cup cover 3, the trigger 35 and the handle 31 can be connected through the connecting rod 36, the trigger 35 is slidably connected to the pulverizing cup cover 3, the trigger 35 is rotatably connected with the first end of the connecting rod 36, the second end of the connecting rod 36 is rotatably connected with the handle 31, and the handle 31 drives the connecting rod 36 to trigger the trigger 35 or to be away from the detector 11. The trigger 35 can also be fixedly connected with the connecting rod 36, then the connecting rod 36 is rotatably connected with the crushing cup cover 3 to form a lever, and the handle 31 drives the trigger 35 through the connecting rod 36.

In order to facilitate the assembly and disassembly of the trigger 35 and the connecting rod 36, a connection mode without screws and buckles is adopted, as shown in fig. 6, the trigger 35 is provided with a connecting head 351, the end part of the connecting head 351 is provided with a radial protrusion 352, the first end of the connecting rod 36 is provided with an assembling hole 361 matched with the connecting head 351 and an avoiding groove 362 avoiding the radial protrusion 352, the radial protrusion 352 passes through the avoiding groove 362, the second end of the connecting rod 36 is rotatably connected with the handle 31 to enable the avoiding groove 362 and the radial protrusion 352 to be mutually staggered, and the first end of the connecting rod 36 is limited on the connecting head 351 by the radial protrusion 352. No matter what position the handle 31 is, the sliding direction of the trigger 35 always forms an angle with the length direction of the connecting rod 36, and the radial protrusion 352 cannot return to the position avoiding the groove 362, so that the connecting rod 36 and the connecting head 351 can keep rotating connection without disengagement. It will be appreciated that the trigger 35 and the link 36 may be connected in a conventional manner.

The operation mode of the handle 31 may be sliding, rotating, lifting, etc., and this embodiment is described by taking the rotating operation as an example, see fig. 7 to 9.

The handle 31 is connected with the crushing cup cover 3 through the rotating shaft 313, and the connecting rod 36 is driven by the rotation of the handle 31, so that two ends of the connecting rod 36 are movably connected.

In order to switch the vacuum and non-vacuum state of the pulverizing chamber, the handle 31 is provided with a first passage 311 and a second passage 312, the first end 3111 of the first passage 311 is communicated with the connecting passage, the first end 3121 of the second passage 312 is communicated with the external atmosphere, the handle 31 is in the vacuum position to communicate the second end 3112 of the first passage 311 with the pulverizing chamber 200, the second end 3122 of the second passage 312 is disconnected from the pulverizing chamber 200, the handle 31 is in the non-vacuum position to disconnect the second end 3112 of the first passage 311 from the pulverizing chamber 200, and the second end 3122 of the second passage 312 is communicated with the pulverizing chamber 200.

The handle 31 comprises a base body 301 and a cover body 302, the base body 301 is connected with the smashing cup cover 3, the base body 301 is provided with a first surrounding edge 3011, a second surrounding edge 3012, a first sealing gasket 303 and a second sealing gasket 304, the first sealing gasket 303 covers a part of the first surrounding edge 3011 to form a first channel 311, a first end 3111 and a second end of the first channel 311 are positioned in the range of the first surrounding edge 3011, the second sealing gasket 304 covers a part of the second surrounding edge 3012 to form a second channel 312, a second end 3122 of the second channel 312 is positioned in the range of the second surrounding edge 3012, the cover body 302 covers the base body 301 to tightly press the first sealing gasket 303 and the second sealing gasket 304, the second sealing gasket 304 is provided with a vent hole 3041, and the vent hole 3041 is used as a first end 3121 of the second channel 312 to be communicated with the outside atmosphere. In this embodiment, the first surrounding edge 3011 is located within the range of the second surrounding edge 3012, so that the overall structure is more compact. The second gasket 304 is provided with a ring portion 3042 protruding upward, the vent hole 3041 penetrates the ring portion 3042, the lid 302 is provided with a fitting hole 3021 fitting with the ring portion, and the lid 302 compresses the second gasket 304 to make the ring portion 3042 and the fitting hole 3021 fit tightly, so that the positioning reliability and the sealing performance of the second gasket 304 can be improved.

Considering that the rotation of the handle 31 cannot affect the reliability of the communication between the first channel 311 and the connection channel, the rotating shaft 313 is designed as a hollow shaft, and the first end 3111 of the first channel 311 is located in the rotating shaft 313, so that the position of the first end 3111 of the first channel 311 does not change when the handle 31 rotates, and therefore, the good communication and sealing performance can be always maintained with the connection channel.

Because the handle 31 needs to rotate a certain angle when switching between the vacuum position and the non-vacuum position, in order to allow the user to determine whether to switch in place, a positioning groove 33 for keeping the handle 31 at the vacuum position or the non-vacuum position may be provided on the pulverizing cup cover 3, and a third elastic member 32 for tightly attaching the handle 31 to the positioning groove is provided on the pulverizing cup cover 3. The third elastic member 32 may be a spring, a spring pad, etc., and the elastic force of the third elastic member 32 may also pull the handle 31 into the positioning slot 33 when the handle 31 is about to rotate to the position, and accordingly generate a "snap" sound, so that the user can clearly know that the handle 31 has been switched to the position. The handle 31 is tensioned and positioned in the positioning groove 33, and is not easy to accidentally rotate, so that the vacuum state failure is avoided.

Figure 8 corresponds to figure 3 wherein the handle 31 is in a non-vacuum position wherein the second end 3112 of the first passageway 311 is disconnected from the grinding chamber 200, the second end 3122 of the second passageway 312 is in communication with the grinding chamber 200, and the grinding chamber 200 is in communication with the outside atmosphere via the second passageway 312. Fig. 9 corresponds to fig. 5, wherein the handle 31 is in the vacuum position, wherein the second end 3112 of the first passage 311 is in communication with the grinding chamber 200 and the second end 3122 of the second passage 312 is disconnected from the grinding chamber 200, such that the vacuum pump 4 is operated to evacuate air from the grinding chamber.

In order to avoid that the handle 31 rotates beyond the accurate vacuum position or the non-vacuum position due to the fact that a user applies too hard force when switching the state, a first limiting step 341 and a second limiting step 342 may be disposed on the pulverizing cup cover 3, a third limiting step 314 and a fourth limiting step 315 may be disposed on the handle 31, and referring to fig. 10 and 11, the handle 31 is in the vacuum position so that the third limiting step 314 is limited by the first limiting step 341, and the handle 31 is in the non-vacuum position so that the fourth limiting step 315 is limited by the second limiting step 342. In this embodiment, the pulverizing cup lid 3 is provided with the convex rib 34, a first limit step 341 and a second limit step 342 are respectively formed between two sides of the convex rib 34 and the outer wall of the pulverizing cup lid 3, the outer wall of the handle 31 is provided with a boss 316, and a third limit step 314 and a fourth limit step 315 can be formed between the side wall of the boss 316 and the outer wall of the handle 31.

Because the space of the pulverizing cup cover 3 is limited, the vacuumizing assembly is arranged in the machine body 1, because the pulverizing cup cover 3 has two states of opening and closing, and the two connection modes of the pulverizing cup cover 3 and the machine body 1 are generally two, one mode is hinged and inseparable, and the other mode is a screwing and separating mode, in the embodiment, the screwing and separating mode is adopted, so that after the pulverizing cup cover 3 is connected with the machine body 1 each time, the connection channel can be communicated without leakage, referring back to fig. 2, a first connecting pipe 12 and a first connector 13 can be arranged on the machine body 1, the first connector 13 is communicated with the vacuum pump 4 through the first connecting pipe 12, the pulverizing cup cover 3 is provided with a second connecting pipe 37 and a second connector 38, the second connector 38 is communicated with a first end 3111 of the first channel 311 through the second connecting pipe 37, the first connector 13 is communicated with the second connector 38 after the pulverizing cup cover 3 is closed, the first connecting pipe 12, The first joint 13, the second joint 38 and the second connection pipe 37 are sequentially communicated to form a connection passage. A check valve 41 may be provided between the first connecting pipe 12 and the vacuum pump 4 to prevent air from entering the crushing chamber after the vacuum pump 4 stops operating.

In order to improve the connection sealing performance of the first joint 13 and the second joint 38 after long-term use, the first joint 13 may be movably connected to the machine body 1, and the machine body 1 is provided with a first elastic member 131 for making the first joint 13 abut against the second joint 38 to improve the sealing performance. In the same way, the second joint 38 can be movably connected to the pulverizing cup cover 3, and the pulverizing cup cover 3 is provided with a second elastic member for making the second joint 38 tightly contact the first joint 13 to improve the sealing property. These two structures may be implemented alternatively or simultaneously. Because the machine body 1 has a relatively large space, the embodiment only designs the first elastic element 131, and the second joint 38 is fixed on the pulverizing cup cover 3. The first elastic member 131 and the second elastic member may be springs, elastic pads, or the like.

If smashing bowl cover 3 and organism 1 and adopting articulated mode to be connected, generally set up articulated seat at organism 1, smash bowl cover 3 and articulated seat grafting, can establish the first end 3111 of first passageway 311 in the side of articulated seat and overlap with the center of rotation of articulated seat, ensure that the rotation of articulated seat can not let the first end 3111 position of first passageway 311 change, then can keep always communicating with the interface channel, smash bowl cover 3 and open or close and can not influence.

Example two:

in addition to providing two channels on the handle 31 for switching, only one channel may be provided on the handle 31, specifically, an air outlet channel for communicating the pulverizing chamber with the external atmosphere is provided on the handle 31, the handle 31 is in a vacuum position to disconnect the air outlet channel from the pulverizing chamber 200, and the handle 31 is in a non-vacuum position to communicate the air outlet channel with the pulverizing chamber 200. Then, an exhaust pipe is arranged on the side wall of the crushing cup body 2, and the exhaust pipe is connected with a vacuum pump to form a connecting channel.

Other contents not described in this embodiment may refer to embodiment one.

Example three:

in the second embodiment, since the suction pipe is provided on the side wall of the grinding cup body 2, it is necessary to open the side wall of the grinding cup body 2, and therefore, the structure of the grinding cup body 2 is simplified on the basis of the second embodiment, and the existing structure can be utilized, as shown in fig. 12, the handle 31 is provided with the air outlet channel 317 for communicating the grinding chamber 200 with the outside atmosphere, the handle 31 is in the vacuum position to disconnect the air outlet channel 317 from the grinding chamber 200, and the handle 31 is in the non-vacuum position to communicate the air outlet channel 317 with the grinding chamber 200. The machine body 1 is provided with a cleaning circulating pipe 14, the bottom end of the cleaning circulating pipe 14 is communicated with the bottom of the crushing cavity 200, the top end of the cleaning circulating pipe 14 is communicated with the top of the crushing cavity 200, a third connecting pipe 15 is arranged between the cleaning circulating pipe 14 and the vacuum pump 4, the part of the cleaning circulating pipe 14, which is positioned at the downstream side of the third connecting pipe 15, forms a connecting channel with the third connecting pipe 15, a stop valve 16 is arranged at the connecting part of the third connecting pipe 15 and the cleaning circulating pipe 14, the vacuum pump 4 works, the stop valve 16 is opened, the vacuum pump 4 stops.

The stop valve 16 comprises a silica gel blocking piece 161 with a slit, the vacuum pump 4 works, the silica gel blocking piece 161 is sucked to open to enable the third connecting pipe 15 to be communicated with the cleaning circulating pipe 14, the vacuum pump 4 stops, and the silica gel blocking piece 161 is reset to disconnect the third connecting pipe 15 from the cleaning circulating pipe 14. The stop valve 16 may be a motor operated valve, instead of the above-described purely mechanical structure.

Other contents not described in this embodiment may refer to the first embodiment and the second embodiment.

In addition to the preferred embodiments described above, other embodiments of the present invention are also possible, 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 should fall within the scope of the present invention defined by the appended claims.

Claims (10)

1. The utility model provides a reliable food preparation machine is switched to vacuum and non-vacuum state, includes the organism and locates the crushing subassembly of organism, and crushing subassembly includes crushing cup and crushing bowl cover, and the sealed lid of crushing bowl cover closes crushing cup and forms crushing chamber, and the organism is equipped with evacuation subassembly, and evacuation subassembly includes vacuum pump and interface channel, vacuum pump and interface channel intercommunication, its characterized in that, be equipped with the handle on the crushing bowl cover, the handle has vacuum position and non-vacuum position, and the organism is equipped with and is used for detecting handle to be in the detector of vacuum position or non-vacuum position, smashes the bowl cover and is equipped with and removes the trigger piece that triggers or keep away from the detector by the.

2. The food processor as claimed in claim 1, wherein the trigger is connected to the handle through a link, the trigger is slidably connected to the lid, the trigger is rotatably connected to a first end of the link, a second end of the link is rotatably connected to the handle, and the handle drives the link to trigger the trigger or move away from the detector.

3. A food processor as claimed in claim 2, wherein the trigger member has a connecting head, the end of the connecting head has a radial protrusion, the first end of the connecting rod has a fitting hole for fitting with the connecting head and an avoiding groove for avoiding the radial protrusion, the radial protrusion passes through the avoiding groove, the second end of the connecting rod is rotatably connected to the handle to stagger the avoiding groove and the radial protrusion, and the radial protrusion limits the first end of the connecting rod on the connecting head.

4. The food processor as claimed in claim 2, wherein the handle is connected to the lid of the grinding cup by a shaft, and the handle rotates to drive the link.

5. A food processor as claimed in claim 4, wherein the handle is provided with a first passage and a second passage, the first end of the first passage being in communication with the connecting passage and the first end of the second passage being in communication with the external atmosphere, the handle being in a vacuum position to place the second end of the first passage in communication with the grinding chamber and the second end of the second passage out of communication with the grinding chamber, the handle being in a non-vacuum position to place the second end of the first passage out of communication with the grinding chamber and the second end of the second passage in communication with the grinding chamber.

6. A food processor as claimed in claim 5, wherein the body is provided with a first connecting tube and a first connector, the first connector is connected to the vacuum pump through the first connecting tube, the crushing cup cover is provided with a second connecting tube and a second connector, the second connector is connected to the first end of the first channel through the second connecting tube, the first connector and the second connector are connected after the crushing cup cover is closed, and the first connecting tube, the first connector, the second connector and the second connecting tube are connected in sequence to form a connecting channel.

7. A food processor as claimed in claim 1 or 2 or 3 or 4, wherein the handle is provided with an air outlet passage for communicating the size reduction chamber with the external atmosphere, the handle being in a vacuum position to disconnect the air outlet passage from the size reduction chamber and in a non-vacuum position to communicate the air outlet passage with the size reduction chamber.

8. A food processor as claimed in claim 7, wherein the grinding cup is provided with a suction pipe on its side wall, the suction pipe being connected to a vacuum pump and forming a connecting passage.

9. A food processor as claimed in claim 7, wherein the body has a cleaning circulation tube, the bottom end of the cleaning circulation tube is connected to the bottom of the grinding chamber, the top end of the cleaning circulation tube is connected to the top of the grinding chamber, a third connection tube is provided between the cleaning circulation tube and the vacuum pump, the downstream side of the cleaning circulation tube is connected to the third connection tube to form a connection channel, a stop valve is provided at the connection between the third connection tube and the cleaning circulation tube, the vacuum pump is operated, the stop valve is opened, the vacuum pump is stopped, and the stop valve is closed.

10. A food processor as defined in claim 9, wherein the stop valve comprises a slit-shaped silicon stopper, the vacuum pump is operated, the silicon stopper is sucked open to connect the third connecting tube with the cleaning circulation tube, the vacuum pump is stopped, and the silicon stopper is reset to disconnect the third connecting tube from the cleaning circulation tube.