CN210541013U - Food processor coupler assembly with simple structure and food processor - Google Patents

Abstract

The utility model provides a food preparation machine coupler subassembly and food preparation machine of simple structure, including upper coupler and lower coupler of pegging graft each other, upper coupler includes set casing and last electrode, lower coupler includes casing and the lower electrode that is located the casing, the casing is equipped with the trompil that supplies the upper electrode to pass through, upper electrode and lower electrode realize the electricity and connect when upper coupler and lower coupler are pegged graft, be equipped with magnetic control switch in the lower coupler, magnetic control switch is located lower electrode one side, be equipped with the trigger piece on the upper coupler, the trigger piece triggers magnetic control switch after upper coupler and lower coupler are pegged graft to target in place, like this after upper coupler and lower coupler are pegged to target in place, the trigger piece can trigger magnetic control switch, in order to realize the function that teletransmission and switch switched on, this kind of simple structure, the functionality is strong, and need not direct contact between magnetic control switch and the trigger piece, do not need middle linkage structure promptly, the structure of the coupler assembly is better simplified, and the production and the processing of the coupler assembly are facilitated.

Description

Food processor coupler assembly with simple structure and food processor

Technical Field

The utility model relates to a food preparation machine field especially relates to a simple structure's food preparation machine coupler subassembly and food preparation machine.

Background

Food preparation machine wide application is in people's life, current food preparation machine commonly used, including built-in motor's frame and the stirring cup of setting in the frame top, the stirring cup includes the cup and sets up in the bowl cover of cup upper end opening part, is equipped with crushing sword in the stirring cup, and the motor passes through the shaft coupling drive and smashes the sword rotation in order to eat the material and smash processing in the stirring cup. The stirring cup is also provided with a cutter head and a heating body, wherein the heating body is usually a heating pipe and is arranged around the periphery of the cutter head; the mixing cup is also usually provided with a temperature controller and an anti-overflow electrode. The temperature controller, the anti-overflow electrode and the heating body are electrically connected with the base through the coupler.

The existing coupler usually includes an upper coupler and a lower coupler, and the electric and signal transmission is generally realized by inserting 4-6 electrodes into each other. Because the couplers are mutually inserted when the stirring cup is matched with the base, the upper coupler and the lower coupler are required to be accurately aligned, the use requirement of consumers is high, and the experience is not good. The existing coupler assembly is usually only used for electric transmission, the function is relatively single, and for a food processor, when the switch function is needed, a switch is needed to be arranged separately, so that the number of accessories is increased, and the cost of the accessories and the cost of the whole machine are increased.

In order to improve the safety of the food processor, an independent switch unit is further arranged between the stirring cup and the base, and generally comprises a microswitch arranged on the base and a trigger rod arranged on the stirring cup, and when the stirring cup is arranged on the base, the trigger rod triggers the microswitch to electrify the whole food processor. In the existing scheme, the micro switch and the coupler are arranged in a separated mode, so that a structure needing to be positioned when the stirring cup is installed between the stirring cup and the base at least comprises the coupler, the coupler and the micro switch structure, the positioning structure is multiple, the positioning is required to be accurate, and the use experience is poor. Meanwhile, due to the fact that a plurality of positioning structures need to be arranged, the upper surface of the base is complex in arrangement and has a plurality of dead angles, the base is troublesome to clean, a plurality of accessories need to be installed in the production process of the base, and production efficiency is low. And the coupler and the microswitch are independently arranged and are respectively connected by wires, so that the internal circuit is complex, and the production and maintenance efficiency is low. The coupler and the microswitch are used as two accessories, and need to be managed respectively in the production management process, so that the production efficiency is poor, and the cost is increased. The two fittings also bring about an increase in volume, which makes the food processor bulky.

Disclosure of Invention

An object of the utility model is to provide a food preparation machine coupler subassembly and food preparation machine of simple structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a coupler assembly of a food processing machine with a simple structure comprises an upper coupler and a lower coupler which are mutually inserted, wherein the upper coupler comprises a fixed shell and an upper electrode, the lower coupler comprises a shell and a lower electrode positioned in the shell, the shell is provided with an opening through which the upper electrode passes, the upper electrode and the lower electrode are electrically connected when the upper coupler and the lower coupler are inserted, a magnetic control switch is arranged in the lower coupler and positioned on one side of the lower electrode, a trigger piece is arranged on the upper coupler, and the trigger piece triggers the magnetic control switch after the upper coupler and the lower coupler are inserted in place.

Furthermore, the magnetic control switch is vertically arranged in the shell and is positioned on the inner side wall of the shell.

Furthermore, the triggering piece is a magnet arranged on one side of the fixed shell corresponding to the magnetic control switch, and the magnet triggers the magnetic control switch after the upper coupler and the lower coupler are inserted in place.

Further, magnet is fixed in on the set casing inside wall through pasting.

Further, be equipped with the installation boss that has the installation cavity on the set casing inside wall, magnet is installed in the installation cavity.

Further, magnet is fixed in set casing inside wall through inlaying.

Further, the lower coupler further comprises a shielding plate, and the shielding plate is arranged in the shell and shields the opening hole.

Further, the lower coupler further includes an elastic member pushing the shutter, and the shutter is slidable in the housing through the elastic member to block or open the opening.

Furthermore, the upper surface of the cover plate is provided with a convex strip which extends into the opening.

Further, the utility model provides a food preparation machine, including the frame with set up the stirring cup on the frame, be equipped with motor and control panel in the frame, the stirring cup includes that cup and lid fit the bowl cover of cup top, is equipped with crushing sword in the cup, and crushing sword passes through the shaft coupling and is connected with motor power, its characterized in that, the stirring cup passes through the coupler subassembly with the frame and realizes the electricity to be connected, and the coupler subassembly is the food preparation machine coupler subassembly among the above-mentioned arbitrary technical scheme, and stirring cup lateral wall is equipped with the handle, goes up the coupler and sets up in the handle below, and lower coupler is located the position department that the frame corresponds the coupler.

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

1. the utility model discloses in, through set up magnetic control switch in the coupler under, magnetic control switch is located bottom electrode one side, avoid bottom electrode and magnetic control switch contact and take place dangerous situation such as short circuit, promote the security, and be equipped with the trigger piece on last coupler, at last coupler and the back that targets in place of coupler grafting down like this, the magnetic control switch can be triggered to the trigger piece, in order to realize the function that telex and switch switched on, this kind of simple structure, and functional strong, and need not direct contact between magnetic control switch and the trigger piece, linkage structure in the middle of not needing promptly, better simplification the structure of coupler subassembly, in order to make things convenient for the production and processing of coupler subassembly.

2. The magnetic control switch is vertically arranged in the shell and is positioned on the inner side wall of the shell, so that the magnetic control switch does not leak outwards, the sealing performance of the magnetic control switch is greatly ensured, and the leakage risk caused by liquid flowing into or splashing on the magnetic control switch is prevented, thereby greatly improving the safety and having better reliability; in addition, the upper electrode and the magnetic control switch are better isolated, dangerous conditions such as short circuit and the like can not occur, and the safety performance is greatly improved.

3. The trigger part is specifically a magnet, the magnet is arranged in the fixed shell and corresponds to one side of the magnetic control switch, and the magnetic control switch is triggered through magnetic force, so that redundant linkage mechanisms are not required to be arranged between the magnet and the magnetic control switch, the structure of the coupler assembly is simplified, the overall structure of the coupler assembly is simple, and the coupler assembly is easy to realize.

4. Through directly pasting magnet on the set casing inside wall, make things convenient for the installation of magnet fixed, easily production.

5. Through set up the installation boss that has the installation cavity on the set casing inside wall, install magnet in the installation cavity, can be fine like this fix magnet, the leakproofness of assurance magnet that again can be fine for magnet does not leak outward, with the outward appearance nature of promotion coupler subassembly.

6. Through directly inlaying magnet in the set casing inside wall, magnet and the same machine-shaping of set casing promptly, production efficiency is high, the fixed reliability of promotion magnet that can also be fine for magnet is difficult for droing, and is fine again seal magnet, makes magnet not leak outward, in order to promote the outward appearance nature of coupler subassembly.

7. The lower coupler also comprises a shielding plate which is arranged in the shell and shields the opening hole, so that liquid or dust can be effectively prevented from entering the lower coupler, and a safety effect is achieved.

8. The lower coupler further comprises an elastic piece for pushing the shielding plate, the shielding plate can slide in the shell through the elastic piece to shield or open the opening, the arrangement is such that when the lower coupler is not plugged with the upper coupler, namely in a normal state, the shielding plate seals the opening all the time under the action of the elastic piece, and when the lower coupler is plugged, the elastic piece can be pushed and pressed to open the opening, so that water can be better prevented from entering the lower coupler, and the upper coupler and the lower coupler can be conveniently plugged.

9. The convex strip is arranged on the upper surface of the shielding plate and extends into the opening, and the convex strip is arranged to extend into the opening conveniently, so that the opening is shielded, and the opening can be completely shielded, so that water or dust is not easy to enter the lower coupler.

10. The utility model also provides a food processor, which comprises the coupler component of the food processor in any technical proposal, thus not only greatly improving the use safety of the food processor, but also leading the whole structure of the food processor to be simple and compact, the reliability to be high, the connection to be convenient, and the production and the maintenance to be rapid and efficient; meanwhile, the stirring cup does not need to be provided with a triggering structure for triggering the magnetic control switch, so that the structures of the base and the stirring cup which need to be arranged are reduced, and the reliability is greatly improved; and meanwhile, when the stirring cup is installed, the coupler assembly can simultaneously realize the coupling function and the switching function without needing special positioning requirements.

Drawings

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

fig. 1 is an exploded view of a first embodiment of a food processor coupler assembly according to the present invention.

Fig. 2 is an exploded mating cross-sectional view of an upper coupler and a lower coupler of an embodiment of a food processor coupler assembly according to the present invention.

Fig. 3 is a schematic structural view of the food processor of the present invention.

Fig. 4 is a cross-sectional view of an upper coupler of a second embodiment of a food processor coupler assembly in accordance with the present invention.

Fig. 5 is a cross-sectional view of an upper coupler of a third embodiment of a food processor coupler assembly in accordance with the present invention.

Fig. 6 is an exploded view of a fourth embodiment of a food processor coupler assembly according to the present invention.

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

1. an upper coupler; 11. a stationary case; 12. an upper electrode; 13. an electrode plate; 131. a fixing plate; 132. an electrode tank; 14. mounting a boss; 141. a mounting cavity; 2. a lower coupler; 21. a housing; 210. opening a hole; 22. a lower electrode; 221. a lower electrode contact; 222. a lower electrode buckle; 223. a lower electrode buckle sheet; 23. a shutter; 231. a convex strip; 232. a seal member; 24. an elastic member; 31. a magnetic control switch; 32. a trigger; 4. a machine base; 41. mounting holes; 5. a stirring cup; 51. a cup body; 52. a handle; 53. a cup holder; 531. a fixing hole; 61. an upper coupling; 62. and a lower coupling.

Detailed Description

The present invention will be described in further detail 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.

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

In particular, in the present application, the "upper coupler" and the "lower coupler" are defined only to distinguish two portions of the coupler, and are not necessarily limited to the positional relationship between the "upper" and the "lower". The common names, which can also be defined as the male end of the coupler and the female end of the coupler, are used to distinguish the two parts that are plugged into each other. Obviously, the "upper coupler" and the "lower coupler" may also be various installation implementations such as front-back insertion, left-right insertion, and rotary insertion.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

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

The first embodiment is as follows:

as shown in fig. 1 to 2, the present invention provides a coupler assembly for a food processor, which comprises an upper coupler 1 and a lower coupler 2, which are connected to each other, wherein the upper coupler 1 comprises a fixed housing 11 and an upper electrode 12, a plate electrode 13 is disposed in the fixed housing 11, the plate electrode 13 extends downward to form a fixed plate 131, the fixed plate 131 is provided with an electrode slot 132, the upper electrode 12 is disposed in the electrode slot 132, the lower coupler 2 comprises a housing 21 and a lower electrode 22 disposed in the housing 21, the housing 21 is provided with an opening 210 for the upper electrode 12 to pass through, the lower electrode 22 comprises a lower electrode buckle 222 and a lower electrode buckle 223, the upper electrode 12 and the lower electrode 22 are electrically connected to each other when the upper coupler 1 and the lower coupler 2 are connected to each other, the upper end of the lower electrode 22 is further provided with a lower electrode contact 221, when the lower electrode 22 is connected to the upper electrode 12, the lower electrode contact 221 is contacted to the upper electrode 12, the lower electrode contact 221 is made of a material with excellent conductivity, such as copper or a plating layer, so that the conductivity of the coupler can be improved, and the performance degradation caused by oxidation generated between electrodes after the coupler is plugged for a long time can be prevented. Preferably, the upper electrode 132 protrudes from the electrode groove 132, so that the upper electrode and the lower electrode are in better contact and conductive.

In this embodiment, a magnetic switch 31 is arranged in the lower coupler 2, the magnetic switch 31 is located on one side of the lower electrode, so that the dangerous situations such as short circuit caused by the contact between the lower electrode and the magnetic switch are avoided, the safety is improved, a trigger 32 is arranged on the upper coupler 1, the trigger 32 triggers the magnetic switch 31 after the upper coupler 1 and the lower coupler 2 are inserted in place, and thus after the upper coupler and the lower coupler are inserted in place, the magnetic switch can be triggered by the trigger to realize the functions of electric transmission and switch conduction.

Specifically, the magnetic control switch 31 is vertically arranged in the shell 21 and is positioned on the inner side wall of the shell 21, so that the magnetic control switch is prevented from leaking outwards, the sealing performance of the magnetic control switch is greatly ensured, and the leakage risk caused by liquid flowing into or splashing on the magnetic control switch is prevented, so that the safety is greatly improved, and the reliability is better; in addition, the upper electrode 12 and the magnetic control switch 31 are better isolated, dangerous conditions such as short circuit and the like can not occur, and the safety performance is greatly improved.

More specifically, the trigger 32 is set as a magnet, the magnet is arranged on one side of the fixed shell 11 corresponding to the magnetic control switch 31, and the magnet triggers the magnetic control switch 31 after the upper coupler 1 and the lower coupler 2 are inserted in place, namely, the magnetic control switch is triggered through magnetic force, so that a redundant linkage mechanism is not required to be arranged between the magnet and the magnetic control switch, the structure of the coupler assembly is simplified, and the coupler assembly is simple in overall structure and easy to implement; simultaneously, directly paste magnet on fixed shell 11 inside wall, make things convenient for the installation of magnet fixed, easily production.

In order to feed water and ash into the lower coupler, the upper surface of the shell 21 is provided with an opening 210, the upper electrode 12 is inserted through the opening 210, the lower coupler 2 can further comprise a shielding plate 23, and the shielding plate 23 is arranged in the shell 21 and shields the opening 210, so that liquid or dust can be effectively prevented from entering the lower coupler, and a safety effect is achieved; meanwhile, the lower coupler 2 further comprises an elastic piece 24 for pushing the shielding plate 23, the shielding plate 23 can slide in the shell 21 through the elastic piece 24 to shield or open the opening 210, and the arrangement is such that when the lower coupler is not plugged with the upper coupler, namely in a normal state, the shielding plate always seals the opening under the action of the elastic piece, and when the lower coupler is plugged, the elastic piece can be pushed and pressed to open the opening, so that water can be better prevented from entering the lower coupler, and the plugging between the upper coupler and the lower coupler is facilitated.

Moreover, the convex strip 231 is arranged on the upper surface of the shielding plate 23, and the convex strip 231 extends into the opening 210, so that the convex strip can conveniently extend into the opening to shield the opening, and the opening can be completely shielded, so that water or dust is not easy to enter the lower coupler; meanwhile, the protruding strip 231 is further sleeved with a sealing member 232. The opening 210 includes two parallel elongated holes, and two corresponding protruding strips 231 and two corresponding sealing elements 232 are disposed. The shielding plate 23 can slide in the shell 21 and is pushed by the elastic piece 24, the elastic piece 24 is a spring, when the lower coupler 2 is in a non-plugging state, the shielding plate 23 shields the opening 210, food materials or dust and the like can be effectively prevented from entering the lower coupler 2, and a safety effect is achieved; when the upper coupler 1 and the lower coupler 2 are plugged, the shielding plate 23 is pushed by the electrode plate 13 to move downward to open the opening 210, so that the upper electrode 12 is inserted into the housing 21 and is in contact with and conducted to the lower electrode 22.

Of course, as shown in fig. 3, the utility model also provides a food processor, include frame 4 and set up stirring cup 5 on frame 4, be equipped with motor (not shown in the figure) and control panel (not shown in the figure) in the frame 4, stirring cup 5 includes cup 51, the lid fits the bowl cover on cup 51 and locates cup 53 of cup 51 below, the cup 51 lateral wall is equipped with handle 52, be equipped with crushing sword in the cup 51, it is connected with motor power through the shaft coupling to smash the sword, and is concrete, the motor is connected with lower shaft coupling 62, smash the sword and be connected with last shaft coupling 61, go up shaft coupling 61 and be connected with lower shaft coupling 62 power, so that motor drive smashes the sword. The blender cup 5 is electrically connected to the housing 4 through a coupler assembly.

Specifically, the coupler assembly is a food processor coupler assembly in any one of the above technical solutions, the food processor coupler assembly includes an upper coupler 1 and a lower coupler 2, the upper coupler 1 is disposed at the bottom of the stirring cup 5, and the lower coupler 2 is disposed at the periphery of the upper end of the base 4. The upper coupler 1 is located below the handle 52, and the lower coupler 2 is located at the upper end of the machine base 4 at a position corresponding to the upper coupler 1. The cup body 51 is installed and connected with the base 4, an inner space is formed between the cup body 51 and the base 4, the cup base 53 is provided with a fixing hole 531, the upper coupler 1 is installed in the cup base 53, that is, in the space formed by the cup body 51 and the cup base 53, and the upper coupler 1 is exposed through the fixing hole 531, so that the lower coupler 2 can pass through the fixing hole 531 and then be inserted into the upper coupler 1 to be conducted with the upper coupler. The coupler assembly is disposed about the periphery only in a relative position to the coupler, i.e., the coupler is defined as the center of the food processor in the positional relationship in which the coupler assembly is disposed. When the stirring cup 5 is installed, the coupler assembly and the coupler are respectively in inserting fit so as to realize electric and power connection. Due to the stability requirement during power transmission, the power transmission generally requires accurate positioning and good centering property, and therefore, the coupling is generally arranged at the center positions of the machine base and the stirring cup. The coupler assembly is used for electric transmission, can realize plug contact, namely can realize the electric transmission, and is arranged on the periphery relative to the coupler, so that the transmission of the coupler and the electric transmission of the coupler are not influenced.

And, the upper surface of the frame 4 has mounting holes 41, the mounting holes 41 are square, the lower coupler 2 is installed in the frame through the casing 21, and extend out of the frame 4 from the mounting holes 41, and a sealing member is further provided between the casing 21 and the frame 4. The lateral wall of the shell 21 is also provided with a fool-proof rib, the fixing shell 11 is correspondingly provided with a fool-proof groove, and the fool-proof rib can ensure that no installation error occurs when the coupler 2 is installed, so that the production efficiency of the food processor is improved.

It can be understood that the mixing cup can be an integrated cup body without a cup seat.

It can be understood that a mounting sinking platform is arranged below the machine base, the upper coupler is mounted on the mounting sinking platform, and the lower coupler can pass through the mounting sinking platform and is coupled with the upper coupler.

It will be appreciated that the mixing cup may be provided without a handle, with the upper and lower couplers being eccentrically located relative to the coupler.

It will be appreciated that the upper coupler is not disposed below the handle, but is centered on the coupler, at an angle to the handle.

It will be appreciated that the coupler assembly may also be provided in a cylindrical shape.

Example two:

the present embodiment is different from the first embodiment in that the magnets are arranged differently.

In this embodiment, as shown in fig. 4, the inner side wall of the fixing shell 11 is provided with the mounting boss 14, the mounting boss 14 has a mounting cavity 141, the trigger 32 is mounted in the mounting cavity, i.e., the magnet is mounted in the mounting cavity 141, so that the magnet can be well fixed, the sealing performance of the magnet can be well ensured, the magnet is not leaked, and the appearance of the coupler assembly is improved.

Other structures and advantages of the parts not described are the same as those of the first embodiment, and are not described in detail here.

Example three:

the present embodiment is different from the first embodiment in that the magnets are arranged differently.

In this embodiment, as shown in fig. 5, will trigger 32 and directly inlay in set casing 11 inside wall, magnet and set casing 11 together machine-shaping promptly, production efficiency is high, the fixed reliability of promotion magnet that can also be fine for magnet is difficult for droing, and is fine again seals magnet, makes magnet not leak outward, in order to promote the outward appearance nature of coupler subassembly.

Other structures and advantages of the parts not described are the same as those of the first embodiment, and are not described in detail here.

Example four:

the difference between this embodiment and the first, second and third embodiments is that the magnetic switch and the trigger are arranged at different positions.

In this embodiment, as shown in fig. 6, the magnetic switch 31 is transversely disposed below the lower electrode of the magnetic switch 31, and the trigger 32 is disposed on the electrode plate 13, when the fixing plate 131 is inserted into the opening 210, the distance between the electrode plate 13 and the magnetic switch 31 is close enough to enable the trigger 32 to trigger the magnetic switch 31, so that the electrical conduction between the upper coupler and the lower coupler can be well achieved.

Other structures and beneficial effects of the parts which are not described are the same as those of the first, second and third embodiments, and are not described in detail herein.

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. A coupler assembly of a food processing machine with a simple structure comprises an upper coupler and a lower coupler which are mutually inserted, wherein the upper coupler comprises a fixed shell and an upper electrode, the lower coupler comprises a shell and a lower electrode positioned in the shell, the shell is provided with an opening through which the upper electrode passes, and the upper electrode and the lower electrode are electrically connected when the upper coupler and the lower coupler are inserted.

2. The food processor coupler assembly of claim 1, wherein the magnetically controlled switch is vertically disposed within the housing and is located on an inner sidewall of the housing.

3. The food processor coupler assembly of claim 2, wherein the trigger member is a magnet disposed on a side of the stationary housing corresponding to the magnetically controlled switch, the magnet triggering the magnetically controlled switch when the upper coupler and the lower coupler are inserted into position.

4. The food processor coupler assembly of claim 3, wherein the magnet is secured to the inner sidewall of the stationary housing by adhesive.

5. The food processor coupler assembly of claim 3, wherein the stationary housing has a mounting boss on an inner sidewall thereof having a mounting cavity in which the magnet is mounted.

6. The food processor coupler assembly of claim 3, wherein the magnet is secured to the inner sidewall of the stationary housing by an insert.

7. The food processor coupler assembly of claim 1, wherein the lower coupler further comprises a shield disposed within the housing and shielding the opening.

8. The food processor coupler assembly of claim 7, wherein the lower coupler further includes a resilient member urging the shutter, the shutter being slidable within the housing by the resilient member to block or unblock the opening.

9. The food processor coupler assembly of claim 7, wherein the shield has a rib on an upper surface thereof, the rib extending into the opening.

10. A food processor comprises a base and a stirring cup arranged on the base, wherein a motor and a control panel are arranged in the base, the stirring cup comprises a cup body and a cup cover covering the cup body, a crushing cutter is arranged in the cup body, the crushing cutter is connected with motor power through a coupler, and the stirring cup and the base are electrically connected through a coupler assembly, the coupler assembly is the food processor coupler assembly in any one of claims 1 to 9, a handle is arranged on the side wall of the stirring cup, an upper coupler is arranged below the handle, and a lower coupler is arranged at the position where the base corresponds to the upper coupler.

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