CN214231007U - Food processor - Google Patents

Abstract

The utility model provides a food processor, this food processor head assembly, bowl cover subassembly and cup body component, wherein bowl cover subassembly lid is located cup body component, head component place on bowl cover subassembly, are equipped with air exhaust device in the head component, and bowl cover subassembly is equipped with bleed valve opening and bleeder valve subassembly, and the bleeder valve subassembly sets up in the bleeder valve opening, and the bleeder valve subassembly includes moving part, elastic component and valve, and elastic component one end is connected in the moving part, and the other end is connected in the valve, and the valve butt under the state of not bleeding in the bleed valve opening, head component is located at the lid promote during bowl cover subassembly the moving part removes, and with bleeder valve subassembly intercommunication. The aircraft nose subassembly passes through moving part and bleeder valve subassembly intercommunication, has avoided both because of the not tight problem of cooperation that machining tolerance arouses, can guarantee the reliability of the process of bleeding, and the valve passes through the elastic component butt at the bleed valve opening, can guarantee the leakproofness of cup, is favorable to eating the fresh-keeping effect of material in the cup.

Description

Food processor

Technical Field

The application relates to a small household electrical appliance field especially relates to a cooking machine.

Background

The appearance of cooking machine makes works such as mixing, stirring, crushing become easier, and current cooking machine includes cup, bowl cover, aircraft nose and driving medium, is equipped with stirring part or crushing unit in the cup, and on the cup was located to the bowl cover lid, the aircraft nose was placed on the bowl cover, and the aircraft nose drives stirring part or crushing unit and rotates to handle eating the material, nevertheless when eating the material processing back that finishes, if when not in time taking out the cup, lead to eating the material rotten easily. Some cooking machines are additionally provided with a vacuumizing function, but the used one-way valve is complex in structure and poor in sealing performance.

SUMMERY OF THE UTILITY MODEL

The utility model provides a cooking machine can realize effectual fresh-keeping function.

The application provides a food processor, which comprises a machine head component, a cup cover component and a cup body component, wherein the cup cover component is arranged on the cup body component in a covering manner, the machine head component is arranged on the cup cover component, an air extractor is arranged in the machine head component, the cup cover component is provided with an air extraction valve hole and an air extraction valve component, the air extraction valve component is arranged in the air extraction valve hole and comprises a moving part, an elastic part and a valve, one end of the elastic part is connected with the moving part,

the other end of the air suction valve is connected with the valve, the valve is abutted to the air suction valve hole in the state of not sucking air, and the machine head assembly pushes the moving piece to move when being covered on the cup cover assembly and is communicated with the air suction valve assembly. The aircraft nose subassembly passes through moving part and bleeder valve subassembly intercommunication, has avoided both because of the not tight problem of cooperation that machining tolerance arouses, can guarantee the reliability of the process of bleeding, and the valve passes through the elastic component butt at the bleed valve opening, can guarantee the leakproofness of cup, is favorable to eating the fresh-keeping effect of material in the cup.

Optionally, the air exhaust valve assembly further includes a fixing member, the fixing member is movably sleeved on the outer side of the moving member, the air exhaust valve hole is provided with a step and a bottom wall located below the step, the bottom wall is provided with an air exhaust opening, and the valve abuts against the air exhaust opening in an air exhaust state. The cooperation of step and diapire makes things convenient for bleed valve subassembly's installation for the bleed valve subassembly is more stable, guarantees the leakproofness from this.

Optionally, the fixing member is provided with a protruding portion, and the elastic member is sleeved on the protruding portion. The elastic part is sleeved on the fixing part through the extending part, and the elastic part and the fixing part are matched more tightly, so that the air extraction valve assembly is simple in structure and good in stability.

Optionally, the fixed member and the movable member abut against the step. The step plays the supporting role to mounting and moving part for the structure of bleeding is more stable.

Optionally, the fixed part includes a main body portion and a protruding portion protruding from the main body portion, the movable member includes a moving portion and a compressing portion, the protruding portion extends downward along the moving portion, the compressing portion extends in the circumferential direction of the moving portion, and the main body portion and the compressing portion abut against the step. So mounting and moving part are mutually supported, compact structure, in addition, bowl cover subassembly is located to the aircraft nose subassembly lid, and the compression portion when under compression state, the leakproofness of sealing member and mounting and the leakproofness of mounting and the valve opening of bleeding more can be guaranteed.

Optionally, the movable member includes a vent hole, the vent hole penetrates through the protruding portion, and the vent hole can communicate the air suction port and the air suction device. Therefore, the air vent is simple in arrangement mode, the air vent is more convenient to match with the head assembly, and other air vents are more convenient to draw out.

Preferably, the fixing member abuts against the step. The fixing piece is supported through the step, so that the stability of the fixing piece is facilitated, and the sealing performance is guaranteed.

Preferably, the bleeder valve assembly comprises a sealing member, the fixing member comprises an inner wall and an outer wall, the movable member comprises a base portion and a limiting portion protruding from the base portion, the sealing member comprises an insertion portion and a sealing portion, the insertion portion is inserted between the inner wall and the outer wall, and an end surface of the sealing portion abuts against an outer side surface of the limiting portion. Therefore, the sealing element is tightly matched with the fixing element, the sealing property of the sealing element and the moving element can be ensured, and the assembly structure between the components is simple and reliable.

Preferably, the movable member includes a vent hole provided through the base portion, and the vent hole may communicate the air suction port and the air suction device. The air vent is arranged on the base body part, the structure is simple, the communication between the machine head assembly and the air exhaust valve assembly is more convenient, and the air outlet is more convenient.

Preferably, the head assembly comprises a shell and a base, the base is convexly provided with an air outlet, and when the head assembly is placed on the cup cover assembly, the air outlet can push the movable member to move.

Preferably, the cup cover assembly comprises an annular convex edge and an annular convex rib which are arranged in layers, and the air exhaust valve assembly is arranged between the convex edge and the convex rib. The convex edge and the annular rib are arranged to be beneficial to stabilizing the machine head assembly, and meanwhile, the machine head assembly is more reliably communicated with the air exhaust valve assembly, and the air exhaust performance is good.

Preferably, the cup cover assembly comprises an exhaust valve and an exhaust valve hole, and the exhaust valve is located in the exhaust valve hole. The arrangement of the exhaust valve is convenient for the release of the vacuum environment in the cup body and the opening of the cup cover.

Drawings

Fig. 1 is a whole exploded view of an embodiment of the food processor of the present application;

fig. 2 and 3 are cross-sectional views of the food processor shown in fig. 1;

FIG. 4 is an exploded view of one perspective of the handpiece assembly shown in FIG. 1;

FIG. 5 is an exploded view of another perspective of the handpiece assembly shown in FIG. 1;

FIG. 6 is an assembled view of a perspective of the handpiece assembly shown in FIG. 4, with the housing and base not shown;

FIG. 7 is an assembled view of the head assembly of FIG. 4 from another perspective, wherein the housing and base are not shown;

FIG. 8 is an assembled view of the handpiece assembly of FIG. 4 from a further perspective, with the housing not shown;

FIG. 9 is an assembled view of the lid assembly and bowl assembly shown in FIG. 1;

FIG. 10 is an assembled view of the lid assembly of FIG. 1;

FIG. 11 is an exploded view of an embodiment of the lid assembly shown in FIG. 1;

FIG. 12 is a cross-sectional view of the lid assembly shown in FIG. 11 prior to communication with the suction path of the head assembly;

FIG. 13 is a cross-sectional view of the lid assembly shown in FIG. 11 in communication with the suction path of the head assembly;

FIG. 14 is an exploded view of another embodiment of the lid assembly shown in FIG. 1;

FIG. 15 is a cross-sectional view of the lid assembly of FIG. 14 prior to communication with the suction path of the head assembly;

FIG. 16 is a cross-sectional view of the lid assembly shown in FIG. 14 in communication with the suction path of the head assembly;

fig. 17 is an exploded view of the drive assembly of the food processor of fig. 1;

fig. 18 is a cross-sectional view of the transmission assembly of the food processor of fig. 1.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus consistent with certain aspects of the present application, as detailed in the appended claims.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of "first," "second," and similar terms in the description and in the claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. "plurality" or "a number" means two or more. Unless otherwise indicated, "front", "rear", "lower" and/or "upper" and the like are for convenience of description and are not limited to one position or one spatial orientation. The word "comprising" or "comprises", and the like, means that the element or item listed as preceding "comprising" or "includes" covers the element or item listed as following "comprising" or "includes" and its equivalents, and does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. As used in this specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

The application provides a cooking machine, this cooking machine can be used for smashing, stirring, storage etc. the material. Referring to fig. 1 to 3, an embodiment of the food processor of the present application includes a cup head assembly 100, a cup lid assembly 200, a transmission assembly 300, and a cup body assembly 400, wherein the cup lid assembly 200 is detachably covered at an opening of the cup body assembly 400, the transmission assembly 300 penetrates through the cup lid assembly 400, the cup head assembly 100 is disposed above the cup lid assembly 200, the cup body assembly 400 includes a cup body 405, a stirring knife (not shown) is disposed inside the cup body 405, the stirring knife is provided with a knife shaft 401, and the head assembly 100 drives the knife shaft 401 to rotate by driving the transmission assembly 300, so that the stirring knife crushes materials. The transmission assembly 300 may be fixedly disposed on the lid assembly 400, and the transmission assembly 300 may also be detachably disposed on the lid assembly 400.

Next, a detailed description will be given mainly of an embodiment of the structure of the head unit 100 of the food processor of the present application. With continued reference to fig. 2-5, the handpiece assembly 100 includes a housing 103 and a base 106, wherein the housing 103 and the base 106 cooperate to form a receiving space. The matching manner of the housing 103 and the base 106 can be various manners such as clamping, screwing, fastening, etc., and is not limited herein. Handpiece assembly 100 still includes motor 109, air pump 102 of establishing in the accommodation space, and wherein motor 109 is used for providing the drive power to drive transmission assembly 300 and rotate, and air pump 102 is used for bleeding cup 405 in order to produce vacuum or negative pressure effect, reaches the effect of keeping fresh to the material.

In the embodiment shown in fig. 2 to 5, the housing 103 has a housing top wall 1032 and a cylindrical housing side wall 1031 extending downward in the circumferential direction thereof, and the housing 103 is connected to the base 106 by the housing side wall 1031. The motor 109 is disposed in the center of a space formed by the housing 103 and the base 106. The air pump 102 is disposed beside the motor 109, i.e. the air pump 102 is located between the housing sidewall 1031 and the motor 109. Therefore, the structure of the handpiece assembly can be simplified, and all parts are more compact.

With continued reference to fig. 2, 4 to 6, the handpiece assembly 100 further includes a fixing frame 105, the fixing frame 105 is disposed between the motor 109 and the base 106, and the fixing frame 105 and the base 106 are fixedly connected by screws (not numbered), but of course, the connecting manner of the fixing frame 105 and the base 106 is not limited thereto, and may also be connected by a clamping manner or the like. The external contour of the fixing frame 105 is approximately consistent with the internal contour of the shell 103, so that the assembly is convenient, and the accommodating space can be fully utilized. The center of the fixing frame 105 is provided with a fixing frame boss 1050 protruding upwards, and the motor 109 is mounted on the fixing frame boss 1050.

The fixing frame 105 is further provided with a plug-in portion 1051, and the plug-in portion 1051 extends upward from the upper surface of the fixing frame 105 and is located on one side of the fixing frame boss 1050. Inserting parts 1051 set up to relative two, two inserting parts 1051's relative one side respectively is provided with inserting groove 10511 for peg graft automatically controlled board 104, fix automatically controlled board 104, can make automatically controlled board 104 vertically fix between motor 109 and casing lateral wall 1031 through inserting parts 1051, so set up, both can guarantee that automatically controlled board 104 can not take place to rock, in order to maintain the stability of performance, also can make between each part compacter, reduce aircraft nose subassembly 100's volume.

The fixing bracket 105 is further provided with a mounting cavity 1053, and the mounting cavity 1053 is located at the other side of the boss 1050 for mounting the air pump 102. The inner wall of the mounting cavity 1053 extends upward from the fixing frame, and the mounting cavity 1053 is substantially cylindrical and is matched with the outer contour of the air pump 102.

The fixing frame 105 is further provided with a pair of support columns 1052 in a protruding manner, threaded holes are formed in the support columns 1052, and the support columns 1052 are adjacent to the installation cavity 1053 and are respectively located on two sides of the installation cavity in a symmetrical manner. One end of the air pump 102 is inserted into the installation cavity 1053, the other end of the air pump 102 is sleeved with a bracket 1054, and the air pump 102 is fixed in the installation cavity 1053 through the bracket 1054 and the strut 1052.

A pair of support extending edges 10541 are oppositely arranged on two sides of the support 1054, and through holes are formed in the support extending edges 10541. The through holes of the bracket extension 10541 correspond to the threaded holes of the support 1052 one by one, and the bracket 1054 and the support 1052 can be fixedly connected by screws to fix the air pump 102 in the mounting cavity 1053. Therefore, the installation stability of the air pump 102 can be ensured, and the air pumping function is prevented from being invalid due to the instability of the air pump.

As shown in fig. 7, the air pump 102 further includes an air inlet 1021 and an air outlet 1022, and the air inlet 1021 and the air outlet 1022 both penetrate through the fixing frame 105 and protrude out of the bottom of the fixing frame.

The center of the mounting bracket boss 1050 is provided with a through hole 1055 for the bottom of the motor 109 to pass through. In order to reduce the vibrations that motor 109 produced at the stirring in-process, still be provided with shock pad 110 between motor 109 and the mount boss 1050, so can reduce the wearing and tearing that motor 109 and mount boss 1050 produced because of vibrations, can reduce the noise that vibrations produced simultaneously, promote user's experience and feel. Shock pad 110 and mount boss 1050 all are roughly circular, and shock pad 110's area less than or equal to mount boss 1050's area to avoid shock pad 110 to influence the setting of other parts, so can save space, guarantee small and exquisite, convenient of aircraft nose.

With continued reference to fig. 2 to 5, the handpiece assembly 100 further includes a reduction gearbox 107, the reduction gearbox 107 is located between the fixing frame 105 and the base 106, the reduction gearbox 107 is fixedly mounted on the fixing frame 105 through a fixing member (such as a screw), and of course, the reduction gearbox 107 may also be fixedly mounted on the fixing frame 105 through clamping, screwing, and the like. In another possible embodiment, the reduction box 107 may also be fixed to the base 106.

The base 106 is provided with a base hole 1061, and the other end of the reduction box 107 penetrates through the base hole 1061 and can be detachably connected with the transmission assembly 300 so as to drive the transmission assembly 300 to rotate. The lower part of the motor 109 is provided with a central gear 1091, and when the motor 109 is fixed on the boss 1050 of the fixing frame, the central gear 1091 of the motor 109 passes through the through hole 1055 of the fixing frame 105 and is in adaptive connection with the reduction box 107.

Referring to fig. 3, the reduction box 107 includes a box housing 1071, a driven gear 1072 and a driving head 1073, the driven gear 1072 is disposed inside the reduction box 107, and a sun gear 1091 of a motor can be inserted into the reduction box 107 from one end of the reduction box 107 to be engaged with the driven gear 1071. The transmission head 1073 is disposed at the other end of the reduction box 107 and is connected to the transmission assembly 300 in a matching manner. When the motor 109 is started, the motor drives the sun gear 1091 to rotate, and the sun gear 1091 drives the driven gear 1072 and the transmission head 1073 to rotate. The reduction gearbox 107 can adjust the rotating speed of the motor to adapt to the functions of grinding or stirring meat and the like.

With continued reference to fig. 4 and 5, a clamping seat 1131 is further protruded upward from the side edge of the fixing frame 105, and the clamping seat 1131 is used for clamping the micro switch 113. As another implementation manner, the micro switch 113 may also be fixedly connected to the fixing frame 105 by a bracket, a screw, or the like. The micro switch 113 is located between the inserting portion 1051 and the mounting cavity 1053, and is spaced from the fixing frame boss 1050. The lower part of the micro switch 113 is provided with a connecting rod, and the on-off of the micro switch 105 can be controlled by triggering the connecting rod 111. The micro switch 113 is disposed on the fixing frame 105, which is beneficial to maintaining the stability of the switching performance, and simultaneously, the longitudinal height of the handpiece assembly 100 can be reduced, so that the handpiece assembly 100 is smaller.

As shown in fig. 4 and 8, the base 106 includes a circular base main body 1062 and a base boss 1060, wherein the base boss 1060 is protruded downward at a central portion of the base main body 1062, and an air outlet 108 is further opened at an edge of the base main body 1062. The air pump 102 further includes an air pumping tube 1023, and the air inlet 1021, the air pumping tube 1023 and the air outlet 108 of the air pump 102 are communicated with each other. The edge of the base boss 1060 is also provided with a connecting rod hole 112, the connecting rod 111 of the micro switch 113 can pass through the connecting rod hole 112 to abut against the cup cover assembly 200, when the head assembly 100 is placed on the cup cover assembly 200, the cup cover assembly 200 can push the connecting rod 111 to move upwards, so that the micro switch 113 is in a conductive state, after the head assembly 100 is taken away from the cup cover assembly 200, the connecting rod 112 moves downwards, the micro switch 113 is in a non-conductive state, therefore, the on-off of the micro switch 113 can be controlled, and the running state of the whole food processor can be safely controlled.

With continued reference to fig. 2 and 4, the handpiece assembly 100 is further provided with a button 101, the button 101 being disposed on the housing top wall 1032 and movable up and down relative to the housing top wall 1032. Specifically, the housing top wall 1032 is provided with an indent structure, and the button 101 is disposed in the indent structure, so that the button 101 is prevented from protruding out of the housing top wall 1032 too much, and the appearance is not affected. Button 101, automatically controlled board 104 and micro-gap switch 113 can electrically connect, and in an embodiment, when aircraft nose subassembly 100 placed bowl cover subassembly 200 top, bowl cover subassembly 200 promoted connecting rod 111 for micro-gap switch 113 moves upwards, pushes down button 101 this moment, can trigger micro-gap switch 113, makes whole circuit switch on, and the cooking machine is in operating condition, loosens button 101, and the cooking machine stops work promptly. So can guarantee the safe function of cooking machine, conveniently control cooking machine's operation and stop moreover. In an alternative, the button 101 may be provided in plural, for example, two, one of which is a low speed button and the other is a high speed button, so that the operation speed of the motor 109 can be controlled by the button 101.

With continued reference to fig. 9-11, the cap assembly 200 includes a cap 201, a suction valve opening 2026, and a discharge valve opening 207, both the suction valve opening 2026 and the discharge valve opening 207 being disposed on the cap 201. Specifically, the central part layer of the cup cover 201 is provided with a convex edge 204 and a convex rib 205, the convex edge 204 and the convex rib 205 are both arranged in a ring shape, the convex edge 204 is arranged on the outer side of the convex rib 205, the air exhaust valve hole 2026 is arranged between the convex edge 204 and the convex rib 205, and the exhaust valve hole 207 is arranged on the outer side of the convex edge 204. The arrangement of the convex edge 204 and the convex rib 205 can limit the position of the head assembly 100, so that the operation can be more stable after the head assembly 100 is installed on the cup cover assembly 200. In a preferred embodiment, the top of ledge 204 is higher than the top of rib 205, which maintains the center of gravity of handpiece assembly 100 and allows motor 209 to operate more stably.

The cap assembly 200 further includes a suction valve assembly 202 and an exhaust valve 203, the suction valve assembly 202 is mounted in the suction valve hole 2026, and the exhaust valve 203 is mounted in the exhaust valve hole 207. In one embodiment, the bleed valve bore 2026 and the bleed valve assembly 202 may each be provided as one; in another embodiment, the plurality of suction valve holes 2026 and the plurality of suction valve assemblies 202 can be arranged in a plurality, and the plurality of suction valve holes 2026 and the plurality of suction valve assemblies 202 are distributed along the gap between the rib 205 and the ledge 204, as shown in fig. 9, so that the placement position of the handpiece assembly 100 is more flexible and the suction procedure can be started in different placement directions.

As an embodiment of the suction valve assembly 202, referring to fig. 11, the suction valve assembly 202 includes a first fixed member 2021, a first movable member 2022, a spring 2023 and a valve 2024. Because the head assembly 100 and the cup cover assembly 200 both have the problem of processing deviation, the arrangement of the movable parts can avoid the problems of mismatching and untight matching caused by processing tolerance.

With further reference to fig. 12 and 13, the first fixed member 2021 is disposed around the first movable member 2022, and the valve 2024 is elastically connected to the first movable member 2022 by a spring 2023.

The first fastener 2021 includes a main body portion 20212 and a protruding portion 20211, the protruding portion 20211 is disposed to protrude from the main body portion 20212, and the cross section of the protruding portion 20211 and the main body portion 20212 is L-shaped. Preferably, the protruding portion 20211 and the main body portion 20212 are integrally formed, so that the structure of the fastener 2021 can be simplified, and the manufacturing process is simple.

The first hinge 2022 includes a moving portion 20221, a compressing portion 20223, an extending portion 20222, and a vent hole 20224. The moving portion 20221 contacts the air outlet 108 and moves downward under the downward pressure of the air outlet 108, the protruding portion 20222 extends downward along the moving portion 20221, the compressing portion 20223 extends along the circumference of the moving portion 20221, the compressing portion 20223 has a vertical portion parallel to the protruding portion 20222 and a horizontal portion perpendicular to the protruding portion 20222, and the vent hole 20224 is disposed through the protruding portion 20222. One end of the spring 2023 is sleeved on the extending portion 20222, and the other end is fixedly connected with the valve 2024.

With continued reference to fig. 12 and 13, the suction valve hole 2026 has a bottom wall 20261, a step 20262 located above the bottom wall 20261, and a suction opening 2025, wherein the bottom wall 20261 is located at the bottom of the suction valve hole 2026, and the suction opening 2025 is disposed on the bottom wall 20261. The valve 2024 can be blocked at the extraction opening 2025 under the elastic force of the spring 2023, thereby realizing the sealing of the cup body assembly. The provision of the step 20262 facilitates stable securement of the bleed valve assembly 202, whereby the bleed process is more reliable.

The main body portion 20212 of the first fixed member 2021 and the compression portion 20223 of the first movable member 2022 both abut against the step 20262, the lower surface of the protrusion portion 20211 of the first fixed member 2021 abuts against the upper surface of the horizontal portion of the first movable member 2022, and the valve 2024 can abut against the air suction port under the action of the spring 2023.

As shown in fig. 12, when the lid assembly 100 is not placed on the lid assembly 200, i.e., the air outlet 108 is not communicated with the air vent 20224, the upper surface of the protrusion 20211 of the first fixed member 2021 and the upper surface of the moving portion 20221 of the first movable member 2022 are flush, and the valve 2024 is closed to the air suction port 2025 by the force of the spring 2023. As shown in fig. 13, when the lid assembly 100 is placed on the lid assembly 200, i.e., when the air outlet 108 is communicated with the air vent 20224, the first movable member 2022 is pushed by the air outlet 108 to move downwards under the downward pressure of the lid assembly 100, such as the downward movement of the movable portion 20221 (not labeled in fig. 13) by a distance d. The downward movement of the moving portion 20221 causes the protruding portion 20222 (not numbered in fig. 13) to move downward, and causes the compressing portion 20223 (not numbered in fig. 13) to generate compression, and the compression of the compressing portion 20223 causes the sealing performance between the first fixed member 2021 and the first movable member 2022 and between the first fixed member 2021 and the inner wall of the suction valve hole 2026 to be better, so as to ensure the air suction efficiency. After the air outlet 108 is communicated with the air vent 20224, the air pump 102 is turned on, and the valve 2024 is separated from the air pumping port 2025 under the action of the air pumping force of the air pump 102, so as to pump the cup assembly 400.

Preferably, as shown in fig. 12 and 13, the bottom wall 20261 of the bleed valve hole 2026 is disposed obliquely, the valve 2024 is provided with a valve post 20241 and a valve head 20242, the surface of the valve head 20242 is circular, and the circular surface of the valve head 20242 can better adhere to the obliquely disposed bottom wall 20261, so as to ensure the sealing property.

As another alternative embodiment of the bleed valve assembly, referring to fig. 14 to 16, the bleed valve assembly 202 includes a second fixed member 2029, a second movable member 2027, a sealing member 2028, a spring 2023 and a valve 2024, as shown in fig. 15 and 16, the second fixed member 2029 is disposed around the second movable member 2027, one end of the spring 2023 is fixed to the second movable member 2027, and the other end of the spring 2023 is fixed to the valve 2024. Because the head assembly 100 and the cup cover assembly 200 both have the problem of processing deviation, the arrangement of the movable parts can avoid the problems of mismatching and untight matching caused by processing tolerance.

The second fixed member 2029 includes a base portion 20291, an outer wall 20292, and an inner wall 20293, both the inner wall 20292 and the outer wall 20293 extend downward from the base portion 20291, the inner wall 20292 and the outer wall 20293 are spaced apart, and a bottom of the inner wall 20293 is higher than a bottom of the outer wall 20292 (i.e., a length of the outer wall 20292 is greater than a length of the inner wall 20293), thereby facilitating assembly of the sealing member 2028 with the fixed member and the movable member.

The second movable element 2027 includes a base portion 20271 and a stopper portion 20272, the stopper portion 20272 protrudes from the middle of the base portion 20271, the second movable element 2027 further has a vent hole 20224, the vent hole 20224 penetrates the base portion 20271, and the vent hole 20224 is disposed on the base portion 20271.

The lower surface of the base portion 20291 of the second fixed member 2029 and the upper surface of the stopper portion 20272 of the second movable member 2027 abut against each other. Therefore, the second movable element 2027 can be limited to control the moving distance of the second movable element 2027.

The seal 2028 includes an insertion portion 20281 and a seal portion 20282, the seal portion 20282 is provided to project from the insertion portion 20281, the insertion portion 20281 and the seal portion 20282 have an L-shaped cross section, the insertion portion 20281 is interposed between an outer wall 20292 and an inner wall 20293 of the second fixed member 2029, an upper surface of the seal portion 20282 abuts against a lower surface of the inner wall 20293, and an end surface of the seal portion 20282 abuts against an outer side surface of the stopper portion 20272 of the movable member 2027. So can carry out simple and easy fixed and installation to sealing member 2028, can guarantee good sealed effect simultaneously, improve the efficiency of evacuation.

Referring to fig. 15 and 16, the suction valve hole 2026 is provided with a step 20262, a bottom wall 20261, and a suction opening 2025, and the suction opening 2025 is provided in the bottom wall 20261. The bottom surface of the outer wall 20292 of the second fastener 2029 and the bottom surface of the sealing portion 20282 of the seal 2028 are abutted against the upper surface of the step 20261. Thus, the second fixing element 2026 and the sealing element 2028 can be supported, and the sealing property can be ensured. The valve 2023 can be plugged at the pumping port 2025 to seal the cup assembly 400.

As shown in fig. 15, when the lid assembly 100 is not placed on the lid assembly 200, that is, the air outlet 108 is not communicated with the air vent 20224, the upper surface of the base portion 20291 of the second fixed member 2029 is flush with the upper surface of the base portion 20271 of the second movable member 2027. The valve 2024 abuts against the suction port 2025 by the spring 2023. As shown in fig. 16, when the lid assembly 100 is placed on the lid assembly 200, that is, when the air outlet 108 is already communicated with the air vent 20224, the second movable element 2027 moves downward under the action of the downward pressure of the lid assembly 100, the upper surface of the limiting portion 20272 of the second movable element 2027 is separated from the lower surface of the base portion 20291 of the second fixed element 2029, but the outer side surface of the limiting portion 20271 of the second movable element 2027 always keeps in contact with the sealing portion 20282 of the sealing element 2028, so as to ensure the sealing property. At this time, the air pump 102 is turned on, and the valve 2024 moves upward to leave the air pumping port 2025 under the action of the air pumping force of the air pump 102, so as to pump the cup assembly 400.

With continued reference to fig. 17 and 18, the cap 201 is provided with a recess 208, the recess 208 being formed by a downward depression in a central portion of a top wall of the cap 201. The groove 208 is provided with a groove side wall 2082 and a groove bottom wall 2081, the groove side wall extends downwards from the cup cover 201, and the groove side wall 2082 and the groove bottom wall 2081 are surrounded to form a concave cavity. The drive assembly 300 is partially disposed in a cavity with the groove 208 and partially extends through the groove bottom wall 2081. The transmission assembly 300 is assembled through the groove 208, so that the sealing structure of the transmission assembly 300 and the cup cover assembly 200 is simple, the thickness of the cup cover 201 can be reduced, and the working stability of the transmission assembly 300 can be ensured.

Specifically, with continued reference to fig. 17 and 18, the transmission assembly 300 includes a rotating shaft 304 and a transmission shaft 306, wherein an upper end of the rotating shaft 304 is fittingly connected with the transmission head 1073 of the reduction gearbox 107, and a lower end of the rotating shaft 304 is fittingly connected with an upper end of the transmission shaft 306. As shown in fig. 3, the lower end of the transmission shaft 306 is connected to the cutter shaft 401, so as to drive the cutter shaft 401 to operate. The rotating shaft 304 is respectively connected with the reduction box 107 and the cutter shaft 401 through the transmission head 1073 and the transmission shaft 306, and the structure is simple and the assembly is convenient. Further, the transmission assembly 300 further includes a bearing 303, an oil seal 305 and a steel sleeve 302, wherein the bearing 303 and the oil seal 305 are sleeved on the rotating shaft 304 from top to bottom. The steel sleeve 302 includes a wrapping portion 3021 and a bent portion 3022, the bent portion 3022 is formed by bending inward from below the wrapping portion 3021, the wrapping portion 3021 wraps the outer side surfaces of the bearing 303 and the oil seal 305, the rotating shaft 304 penetrates through the bent portion 3022, and the oil seal 305 abuts against the outer surface of the rotating shaft 304 and the upper surface of the bent portion 3022. Therefore, the tightness of the transmission assembly 300 can be ensured, on one hand, the vacuum pumping efficiency is improved, and on the other hand, the vacuum degree in the cup body assembly 400 can be effectively maintained. As an embodiment, the top end of the steel sleeve 302 is lower than the top end of the bearing 303, namely, the steel sleeve 302 only wraps part of the bearing 303, so that the process is simpler and the assembly is easy.

The transmission assembly 300 further includes insulation 301, the insulation 301 being annular and disposed between the groove sidewall 2082 and the steel jacket 302. The setting up of heat insulating part 301 can effectively prevent the bowl cover overheated on the one hand, and on the other hand can prevent that the operator from scalding. Preferably, the height of the thermal insulation member 301 is equal to the height of the groove side wall 2082, thereby ensuring the thermal insulation effect.

Referring to fig. 2 and 3, the cup body assembly 400 further includes a connector 402, a fixing shaft 403 and a fastener 404, the fixing shaft 403 is fixed to the bottom of the cup body 405 by the fastener 404, the connector 402 is fixedly connected to the bottom of the cutter shaft, and the cutter shaft 401 is connected to the fixing shaft 403 by the connector 402. The cutter shaft rotating stability and reliability can be guaranteed, and meanwhile the structure is simple and the dismounting is convenient.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the scope of protection of the present application.

Claims (12)

1. The utility model provides a food processor, includes head assembly (100), bowl cover assembly (200) and cup body assembly (400), wherein bowl cover assembly (200) lid is located cup body assembly (400), head assembly (100) place in on bowl cover assembly (200), be equipped with air exhaust device, its characterized in that in head assembly (100): the cup cover assembly (200) is provided with an air exhaust valve hole (2026) and an air exhaust valve assembly (202), the air exhaust valve assembly (202) is arranged in the air exhaust valve hole (2026), the air exhaust valve assembly (202) comprises a moving part, an elastic part and a valve (2024), one end of the elastic part is connected to the moving part, the other end of the elastic part is connected to the valve (2024), the valve (2024) is abutted to the air exhaust valve hole (2026) under the condition that air is not exhausted, and the machine head assembly (100) is covered and arranged on the cup cover assembly (200) to push the moving part to move and is communicated with the air exhaust valve assembly (202).

2. The food processor of claim 1, wherein: the air exhaust valve assembly (202) further comprises a fixing member, the fixing member is movably sleeved outside the movable member, the air exhaust valve hole (2026) is provided with a step (20262) and a bottom wall (20261) located below the step, the bottom wall (20261) is provided with an air exhaust opening (2025), and the valve (2024) abuts against the air exhaust opening (2025) in an air non-exhaust state.

3. The food processor of claim 2, wherein: the fixing piece is provided with a protruding part (20222), and the elastic piece is sleeved on the protruding part (20222).

4. The food processor of claim 3, wherein: the fixed piece and the movable piece abut against the step (20262).

5. The food processor of claim 4, wherein: the fixed piece comprises a main body part (20212) and a convex part (20211) protruding from the main body part (20212), the movable piece comprises a moving part (20221) and a compression part (20223), the protruding part (20222) extends downwards along the moving part (20221), the compression part (20223) extends circumferentially along the moving part (20221), and the main body part (20212) and the compression part (20223) abut against the step (20262).

6. The food processor of claim 5, wherein: the movable piece comprises a vent hole (20224), the vent hole (20224) penetrates through the extension portion (20222), and the vent hole (20224) can communicate the air suction port (2025) and the air suction device.

7. The food processor of claim 2, wherein: the fixing piece is abutted against the step (20262).

8. The food processor of claim 7, wherein: the air extraction valve assembly (202) comprises a sealing element (2028), the fixed element comprises an inner wall (20293) and an outer wall (20292), the movable element comprises a base body (20271) and a limiting part (20272) protruding out of the base body, the sealing element (2028) comprises an insertion part (20281) and a sealing part (20282), the insertion part (20281) is inserted between the inner wall (20293) and the outer wall (20292), and the end face of the sealing part (20282) is abutted to the outer side face of the limiting part (20272).

9. The food processor of claim 8, wherein: the movable piece comprises a vent hole (20224), the vent hole (20224) penetrates through the base portion (20271), and the vent hole (20224) can communicate the air suction port (2025) and the air suction device.

10. The food processor of claim 1, wherein: the machine head assembly (100) comprises a shell (103) and a base (106), an air outlet (108) is convexly arranged on the base (106), and when the machine head assembly (100) is placed on the cup cover assembly (200), the air outlet (108) can push the movable piece to move.

11. The food processor of claim 4, wherein: the cup cover assembly (200) comprises an annular convex edge (204) and an annular convex rib (205) which are arranged in layers, and the air exhaust valve assembly (202) is arranged between the convex edge (204) and the convex rib (205).

12. The food processor of claim 11, wherein: the cup cover assembly (200) comprises an exhaust valve (203) and an exhaust valve hole (207), and the exhaust valve (203) is located in the exhaust valve hole (207).

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