CN217137720U - Food preparation machine with low noise - Google Patents

Abstract

The utility model discloses a food preparation machine that noise is little belongs to food preparation machine technical field, including host computer and crushing cup, be equipped with the motor in the host computer, it includes the cup to smash the cup, bowl cover and crushing sword, it is by motor drive to smash the sword, the cup includes cup and last cup down, the cup includes bottom of cup and cup wall down, the bottom of cup is equipped with the axle sleeve, it locates axle sleeve department to smash the sword, the bottom of cup is equipped with the support down, the support is equipped with the locating hole, the base circle reaches the location portion along the base circle distribution, the axle sleeve is inserted and is located the locating hole, the diameter of base circle is greater than the internal diameter messenger location portion of locating hole and is laid in the periphery of locating hole. Location portion and the concentric setting of bearing subassembly, effectively improve the concentricity between crushing sword and the cup through locating hole and location portion, also be favorable to improving the concentricity between crushing cup and the host computer, effectively reduce the vibration range of cup, crushing sword and crushing cup whole at the organism during operation, be favorable to reducing the noise at work of crushing cup.

Description

Food preparation machine with low noise

Technical Field

The utility model relates to a food preparation machine technical field especially relates to a food preparation machine that noise is little.

Background

The existing food processor generally comprises a main machine and a crushing cup, wherein a motor is arranged in the main machine, a crushing cutter driven by the motor is arranged in the crushing cup, and when the machine body works, the motor drives the crushing cutter to rotate at a high speed to cut and crush materials in the crushing cup, so that the purpose of processing food is achieved. The crushing cup is generally detachably mounted on the main machine, the motor is detachably connected with the cutter shaft of the crushing cutter through a transmission joint in a transmission way, and the motor drives the crushing cutter to rotate through the transmission joint. When smashing the cup and placing the arbor that leads to smashing the sword on the host computer and the relative off-centre of motor shaft of motor, smash the cup and can produce great rocking and noise at the organism during operation, be unfavorable for improving user's use and experience.

SUMMERY OF THE UTILITY MODEL

In order to solve the shortcoming and the deficiency that exist among the above-mentioned prior art, the utility model provides a food preparation machine that the noise is little improves the stability of smashing the cup at the during operation, reduces the noise at work of organism.

In order to realize the technical purpose, the utility model provides a pair of food preparation machine that noise is little, including host computer and crushing cup, be equipped with the motor in the host computer, crushing cup includes the cup, is arranged in the lid that the lid closed the cup and locates the crushing sword in the cup, smashes the sword by motor drive, the cup includes lower cup and last cup that the combination is in the same place, and lower cup includes the bottom of cup and locates the cup wall of bottom of cup periphery, and the bottom of cup is equipped with cavity and bottom open-ended axle sleeve, smashes the sword and locates axle sleeve department through bearing assembly, and the bottom of lower cup is equipped with the support, the support be equipped with axle sleeve complex locating hole, with the concentric base circle of locating hole and along the location portion of base circle distribution, the axle sleeve is inserted and is located in the locating hole, the diameter of base circle is greater than the internal diameter messenger locating portion of locating hole and is located the periphery of locating hole.

Preferably, the positioning part comprises a plurality of positioning bosses distributed at intervals along the base circle, and the outer side wall of each positioning boss is an arc-shaped surface concentrically arranged with the base circle.

Preferably, the shaft sleeve comprises an upper sleeve body extending upwards relative to the cup bottom and a lower sleeve body extending downwards relative to the cup bottom, the upper sleeve body and the lower sleeve body are combined to form a cavity for mounting the bearing assembly, and the lower sleeve body is inserted into the positioning hole.

Preferably, the height of the upper sleeve body is smaller than that of the lower sleeve body; and/or a sleeve cover is arranged at the top end of the shaft sleeve, and a through hole for the crushing cutter to pass through is formed in the sleeve cover.

Preferably, the top of host computer is equipped with a plurality of boss portions along base circle interval distribution, and boss portion is located the outside of location portion and contradicts with the location portion when smashing the cup and locating on the host computer.

Preferably, the crushing cup comprises a cup shell, the lower cup body and the support are arranged in the cup shell, the cup shell is provided with a positioning plate located at the bottom of the support, and the support is connected to the lower cup body through a fastening piece and connected to the positioning plate through a fastening piece.

Preferably, the bottom of the cup is provided with a hollow first fixing column protruding downwards, the bracket is provided with a first fixing hole corresponding to the first fixing column, and a screw for connecting the bracket and the lower cup body penetrates through the first fixing hole and is screwed in the first fixing column; and/or the support is provided with a hollow second fixing column protruding upwards, the positioning plate is provided with a second fixing hole corresponding to the second fixing column, and a screw for connecting the positioning plate and the support penetrates through the second fixing hole and is screwed in the second fixing column.

Preferably, the bottom of the support is provided with a bottom cover positioned in the cup shell, a concave cavity positioned below the shaft sleeve is arranged at the center of the bottom cover, the crushing cutter comprises a cutter shaft and a blade fixed at the top end of the cutter shaft, and the lower end of the cutter shaft extends into the concave cavity and is sleeved with a transmission joint.

Preferably, an electric coupler is arranged between the host and the crushing cup, the electric coupler comprises a lower coupling joint arranged at the top of the host and an upper coupling joint arranged at the bottom of the crushing cup, and a mounting opening for mounting the upper coupling joint is formed in the bottom cover.

Preferably, the lower cup body is a metal cup body and is internally provided with a heating pipe; and/or the upper cup body is a transparent cup body and is at least partially exposed.

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

1. the utility model provides a food processor, the cup adopts the structure of cup and lower cup combination, smash the axle sleeve department of bottom of cup in the sword locates down the cup through bearing assembly, set up the location portion of following the base circle distribution on the support, because the base circle sets up with the locating hole is concentric and the axle sleeve inserts the locating hole of locating on the support, then location portion also sets up with the bearing assembly is concentric, effectively improve the concentricity between crushing sword and the cup through locating hole and location portion, also be favorable to improving the concentricity between crushing cup and the host computer, effectively reduce the cup, smash the sword and smash the whole range of vibration at organism during operation of cup, be favorable to reducing the noise at work of crushing cup.

2. Location portion includes a plurality of location bosss along base circle interval distribution, and the lateral wall of location boss is the arcwall face, rationally sets up the concrete structure of location portion, is convenient for satisfy the location requirement when rationally reducing the supporting structure degree of difficulty.

3. The shaft sleeve adopts the structure that the upper sleeve body and the lower sleeve body are combined, the height of the shaft sleeve protruding downwards relative to the cup bottom is reasonably reduced, the appearance height of the lower cup body is conveniently and reasonably reduced, the appearance height of the crushing cup is favorably and reasonably reduced, and therefore the vibration amplitude of the crushing cup during the working of the machine body is favorably reduced.

4. The height of the upper sleeve body is smaller than that of the lower sleeve body, so that the situation that the crushing knife cannot effectively cut and crush the materials deposited at the bottom due to the fact that the blade of the crushing knife is higher in the lower cup body is avoided, and the cutting and crushing effects of the crushing knife on the materials are guaranteed.

5. When smashing the cup and locating on the host computer, the boss portion at host computer top is located the outside of location portion and contradicts with location portion, because boss portion is along base circle interval distribution, cooperation through boss portion and location portion between can effectively improve the concentricity between crushing sword and the motor and smash the concentricity between cup and the host computer, is favorable to alleviateing the vibration of complete machine at the during operation to be favorable to reducing the noise at work of complete machine.

6. The support is connected in cup under through the fastener and is connected in the locating plate of cup shell through the fastener, rationally sets up the fixed equipment cooperation structure between support, lower cup and the cup shell three, is favorable to guaranteeing to smash the holistic structural strength of cup.

7. A concrete connection structure between reasonable the setting support and the cup, between support and the locating plate improves joint strength when being convenient for the equipment.

8. The bottom of support sets up the bottom, utilizes the bottom to cover the bottom of smashing the cup, avoids impurity such as outside dust, liquid to get into in smashing the cup and cause harmful effects to the electric component in smashing the cup. The cutter shaft of the crushing cutter extends into the concave cavity of the bottom cover and is sleeved with a transmission joint, and a matching structure between the cutter shaft and the bottom cover is reasonably arranged, so that the crushing cutter can be smoothly in transmission connection with a motor shaft of a motor through the transmission joint.

9. The lower cup body is a metal cup body and is internally provided with the heating pipe, so that the lower cup body can uniformly heat materials, the heating effect of the materials is improved, and the condition that the materials are easily pasted at the bottom due to the fact that heat is concentrated at the bottom is avoided. Go up the cup and be transparent cup and at least local exposing, the user can be through last cup direct observation smash the material processing condition in the cup when organism work, is favorable to improving and uses experience.

Drawings

FIG. 1 is a diagram of a food processor according to an embodiment;

FIG. 2 is an internal structural view of a food processor according to an embodiment;

FIG. 3 is a schematic view of a lid covering a cup in a food processor according to an embodiment;

FIG. 4 is an enlarged view at B in FIG. 3;

FIG. 5 is an axial cross-sectional view of a lower cup of a food processor according to an embodiment;

FIG. 6 is a perspective view of a lower cup of a food processor according to an embodiment;

FIG. 7 is a block diagram of a food processor having a comminuting blade mounted to a cup bottom via a bearing assembly in accordance with an embodiment;

FIG. 8 is a perspective view of a frame of a food processor according to an embodiment;

FIG. 9 is a bottom view of a frame of a food processor according to an embodiment;

FIG. 10 is a view showing an internal structure of a cup housing in a food processor according to an embodiment.

In the figure, 100-main machine, 110-boss part, 200-grinding cup, 210-cup body, 211-upper cup body, 2111-flanging, 212-lower cup body, 2121-cup bottom, 2122-cup wall, 2123-thickening part, 2124-arc surface, 2125-notch, 2126-groove, 2127-surrounding edge, 2128-positioning edge, 2129-shaft sleeve, 2129 a-upper sleeve body, 2129 b-lower sleeve body, 2129 c-sleeve cover, 2129 d-through hole, 2120-first fixing column, 213-inner cavity, 213 a-grinding cavity, 213 b-boiling cavity, 213 c-anti-overflow cavity, 214-turbulence rib, 220-cup cover, 230-grinding knife, knife shaft, 232-blade, 240-heating pipe, 241-electric connecting section, 250-sealing ring, 260-cup shell, 261-positioning plate, 262-second fixing hole, 270-handle, 271-handle main body, 272-handle cover, 273-buckling part, 280-bracket, 281-positioning hole, 282-base circle, 283-positioning boss, 284-arc surface, 285-first fixing hole, 286-second fixing column, 290-bottom cover, 291-concave cavity, 300-motor, 310-motor shaft, 400-control plate, 500-bearing assembly, 610-transmission joint, 620-output joint, 700-electric coupler, 710-lower coupling joint, 720-upper coupling joint, 810-temperature sensor, 820-temperature controller and 830-fuse link.

Detailed Description

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

Example one

As shown in fig. 1 to 10, a food processor with low noise provided by the embodiment of the present invention includes a main machine 100 and a grinding cup 200, a motor 300 is provided in the main machine 100, the grinding cup 200 includes a cup body 210, a cup cover 220 for covering the cup body 210, and a grinding knife 230 provided in the cup body 210, and the grinding knife 230 is driven by the motor 300. The cup 210 comprises a lower cup 212 and an upper cup 211 which are combined together, the lower cup 212 comprises a bottom 2121 and a wall 2122 which is located at the outer edge of the bottom 2121, the bottom 2121 is provided with a hollow shaft sleeve 2129 with an open bottom, and the crushing blade 230 is arranged at the shaft sleeve 2129 through a bearing assembly 500. The bottom of the lower cup 212 is provided with a holder 280, the holder 280 is provided with a positioning hole 281 matched with a bushing 2129, a base circle 282 concentric with the positioning hole 281, and positioning parts distributed along the base circle 282, the bushing 2129 is inserted into the positioning hole 281, and the diameter of the base circle 282 is larger than the inner diameter of the positioning hole 281 so that the positioning parts are distributed on the periphery of the positioning hole 281.

Because the base circle and the positioning hole are arranged concentrically, and the shaft sleeve is inserted into the positioning hole in the support, the positioning part and the bearing assembly are also arranged concentrically, the concentricity between the crushing cutter and the cup body is effectively improved through the positioning hole and the positioning part, the concentricity between the crushing cup and the host is also favorably improved, the vibration amplitude of the cup body, the crushing cutter and the whole crushing cup during the working of the machine body is effectively reduced, and the working noise of the crushing cup is favorably reduced.

In this embodiment, the lower cup 212 is a metal cup, and the upper cup 211 is a transparent cup. The lower cup 212 is preferably a stainless steel cup, the upper cup 211 is preferably a glass cup, and the bottom 2121 and the wall 2122 of the lower cup 212 are preferably integrally formed. The crushing blade 230 includes a blade shaft 231 and a blade 232 fixed to a top end of the blade shaft 231, and the crushing blade 230 is rotatably provided on the cup bottom 2121 through a bearing assembly 500. The lower part of the cup cover 220 is sleeved with a sealing ring 250, and when the cup cover 220 covers the cup body 210, the sealing ring 250 is in sealing contact with the inner wall of the upper cup body 211.

Referring to fig. 7, in order to properly reduce the height of the sleeve 2129 protruding downward relative to the cup bottom 2121, the sleeve 2129 includes an upper sleeve 2129a extending upward relative to the cup bottom 2121 and a lower sleeve 2129b extending downward relative to the cup bottom 2121, and the upper sleeve 2129a and the lower sleeve 2129b combine to form a cavity for mounting the bearing assembly 500. In order to avoid the blade 232 from being too high in the crushing cavity 213a, the height of the upper sleeve body 2129a is preferably set to be smaller than the height of the lower sleeve body 2129b, so that the blade 232 can effectively cut and crush the material. The sleeve 2129 has a sleeve cover 2129c at its top end, and the sleeve cover 2129c has a through hole 2129d for the crushing blade 230 to pass through. To prevent the material in the grinding cup 200 from infiltrating the bearing assembly 500, two sealing washers are fitted over the arbor shaft 231, one on the top side of the shroud 2129c and the other on the bottom side of the shroud 2129c and on the top of the bearing assembly 500.

With reference to fig. 8, 9 and 10, since the base circle 282 and the positioning hole 281 are concentrically arranged and the bushing 2129 is inserted into the positioning hole 281, the positioning portion and the bearing assembly 500 are concentrically arranged, so that the concentricity between the crushing blade 230 and the cup body 210 is effectively improved through the positioning hole 281 and the positioning portion, the concentricity between the crushing cup 200 and the main body 100 is also improved, the vibration amplitude of the cup body 210, the crushing blade 230 and the crushing cup 200 during the operation of the machine body is effectively reduced, and the operation noise of the crushing cup 200 is reduced. In this embodiment, the lower end of the lower sleeve 2129b is inserted into the positioning hole 281.

The positioning portion comprises a plurality of positioning bosses 283 distributed along the base circle 282 at intervals, and the outer side wall of each positioning boss 283 is an arc-shaped surface 284 concentrically arranged with the base circle 282. The top of the main body 100 is provided with a plurality of boss portions 110 spaced apart from each other along the base circle 282, and when the grinding cup 200 is mounted on the main body 100, the boss portions 110 are located outside the positioning bosses 283 and abut against the positioning bosses 283. Because the boss parts 110 are distributed at intervals along the base circle 282, the concentricity between the crushing knife 230 and the motor 300 and the concentricity between the crushing cup 200 and the main machine 100 can be effectively improved through the matching between the boss parts 110 and the positioning bosses 283, and the vibration of the whole machine during working is favorably reduced, so that the working noise of the whole machine is favorably reduced.

A thickened part 2123 is arranged between the outer ring of the cup bottom 2121 and the bottom end of the cup wall 2122, and a heating pipe 240 is arranged in the thickened part 2123. To increase the proportion of heat transferred from the heating tube 240 to the wall 2122 of the lower cup 212, the heating tube 240 is positioned above the bottom 2121. In this embodiment, the heating pipe 240 is integrally higher than the top surface of the cup bottom 2121, i.e. the heating pipe 240 is disposed on the cup bottom 2121, so that more heat generated by energizing the heating pipe 240 is transferred to the cup wall 2122, thereby avoiding the situation that the material is easily overheated and stuck on the cup bottom 2121,

referring to fig. 5, the thickness of the thickened portion 2123 gradually decreases from the center toward the cup bottom 2121 and the cup wall 2122, and the heating pipe 240 is disposed at the center of the thickened portion 2123. Specifically, the thickness of the cup bottom 2121 and the cup wall 2122 is preferably set to 1mm to 5mm, and the thickness of the thickened portion 2123 is greater than the thickness of the cup bottom 2121 and the cup wall 2122 and does not exceed 20 mm. Referring to fig. 5, a direction indicated by a dotted line L2 is a direction in which the thickness of the thickened portion 2123 is maximum, the thickness of the upper portion of the thickened portion 2123 gradually decreases from a dotted line L2 to be smoothly connected to the cup wall 2122, the thickness of the lower portion of the thickened portion 2123 gradually decreases from a dotted line L2 to the cup bottom 2121 to be smoothly connected to the cup bottom 2121, and a center point of the heating pipe 240 in the height direction is located on a dotted line L2. The thickness of the cup bottom 2121 and the cup wall 2122 is preferably set to 3mm, the maximum thickness of the thickened portion 2123 is located at the broken line L2, and the maximum thickness W of the thickened portion 2123 is preferably set to 18 mm.

In order to increase the heating contact area between the lower cup body 212 and the material, the height of the lower cup body 212 is not less than 50mm, and the height ratio of the lower cup body 212 to the upper cup body 211 is 0.5-2. In this embodiment, the height H1 of the lower cup 212 is preferably set to 100mm, and the height H2 of the upper cup 211 is also preferably set to 100mm, i.e., the height ratio of the lower cup 212 to the upper cup 211 is H1: h2 is preferably set to 1.

The inner diameter of the cup wall 2122 is smaller at the bottom and larger at the top, an included angle α is formed between the inner surface of the cup wall 2122 and the axial line L1 of the lower cup 212, and an included angle β is formed between the inner surface of the thickened portion 2123 and the axial line L1 of the lower cup 212, where β > α. In this embodiment, the inner surface of the thickened portion 2123 is a circular arc surface 2124 with a smaller lower part and a larger upper part, the included angle β is an included angle between a tangential direction of an arc-oriented center of the circular arc surface 2124 and the axial line L1 of the lower cup 212, and the tangential direction of the arc-oriented center of the circular arc surface 2124 is shown as a dotted line L3 in fig. 5. A is preferably set to 2 ° and β is preferably set to 45 °.

Referring to fig. 3, the upper cup 211 and the lower cup 212 are combined to form an inner cavity 213, the inner cavity 213 includes a crushing cavity 213a, a boiling cavity 213b and an anti-overflow cavity 213c, which are arranged in a sectional manner from bottom to top, and the crushing blade 230 is disposed in the crushing cavity 213 a. In this embodiment, a portion of the cavity 213 between the inner bottom surface of the lower cup 212 and the plane where the top point of the crushing blade 230 is located is a crushing cavity 213a, a portion of the cavity 213 between the plane where the top point of the crushing blade 230 is located and the top surface of the lower cup 212 is a boiling cavity 213b, and a portion of the cavity 213 between the top surface of the lower cup 212 and the bottom surface of the cap 220 covering the cup 210 is an anti-overflow cavity 213 c. Specifically, referring to fig. 3, a dashed line L4 represents a top surface of the cup bottom 2121, a dashed line L5 represents a plane where a vertex of the blade 232 is located, a dashed line L6 represents a top surface of the cup wall 2122, a dashed line L7 represents a bottom surface of the cup body 210 when the cup lid 220 covers the cup body, the pulverizing chamber 213a is located between the dashed lines L4 and L5, the decocting chamber 213b is located between the dashed lines L5 and L6, and the anti-overflow chamber 213c is located between the dashed lines L6 and L7.

The inner diameters of the pulverization chamber 213a, the boiling chamber 213b, and the spill-proof chamber 213c gradually increase, and the heights of the pulverization chamber 213a, the boiling chamber 213b, and the spill-proof chamber 213c also gradually increase. The internal diameter relation and the high relation of three cavitys of reasonable setting are favorable to better satisfying the requirement of comminuted, the requirement of heating boil out and prevent that the material from overflowing out of cup 210. In this embodiment, the thickened portion 2123 is located in the crushing chamber 213a, the inner diameters of the crushing chamber 213a and the boiling chamber 213b are both set to be smaller at the bottom and larger at the top, and the inner diameters of the overflow preventing chamber 213c are set to be uniform at the top and bottom.

Smash chamber 213a and boil out chamber 213b and constitute by the inner space of lower cup 212, for guarantee the crushing effect and the heating effect to the material simultaneously, smash chamber 213a and boil out chamber 213 b's height ratio and be 0.35 ~ 0.7. In this embodiment, the sum of the height H3 of the crushing cavity 213a and the height H4 of the cooking cavity 213b is the height H1 of the lower cup 212, the height H3 of the crushing cavity 213a is preferably set to 35mm, the height H4 of the cooking cavity 213b is preferably set to 65mm, that is, the height ratio H3 of the crushing cavity 213a to the cooking cavity 213 b: h4 was about 0.54.

In order to improve the pulverizing effect and the cooking effect, the lower cup body 212 is provided with a plurality of turbulence ribs 214 distributed at intervals along the circumferential direction, the lower ends of the turbulence ribs 214 extend into the pulverizing cavity 213a, and the upper ends of the turbulence ribs 214 extend into the cooking cavity 213 b. In this embodiment, the turbulence ribs 214 are circumferentially spaced on the inner surface of the cup wall 2122, and the turbulence ribs 214 may be formed by punching the lower cup 212 without increasing the thickness of the lower cup 212. The height of the spoiler rib 214 is less than that of the lower cup 212, and the height of the spoiler rib 214 is not less than 30 mm. In this embodiment, the height of the turbulence rib 214 is less than the height of the cup wall 2122, the bottom end of the turbulence rib 214 is higher than the bottom 2121 of the cup, the top end of the turbulence rib 214 is lower than the top surface of the cup wall 2122, and the height H5 of the turbulence rib 214 is preferably set to be 60 mm.

In order to make the turbulence ribs 214 meet the turbulence requirements of the materials in the pulverizing cavity 213a and the decocting cavity 213b, the heights of the turbulence ribs 214 extending into the pulverizing cavity 213a and the decocting cavity 213b need to be reasonably set. The height ratio of the turbulence rib 214 extending into the crushing cavity 213a to the crushing cavity 213a is 0.5-0.8, and the height ratio of the turbulence rib 214 extending into the boiling cavity 213b to the boiling cavity 213b is 0.4-0.9. In this embodiment, the height h1 of the spoiler rib 214 extending into the crushing cavity 213a is preferably 20mm, and the height ratio h1 between the height of the spoiler rib 214 extending into the crushing cavity 213a and the height of the crushing cavity 213 a: h3 is about 0.57. The preferred 40mm of height h2 that vortex muscle 214 stretched into and boils out chamber 213b, the height that vortex muscle 214 stretched into and boils out chamber 213b is than h 2: h4 was about 0.62.

Because the heating pipe 240 is disposed at the thickened portion 2123, when the heating pipe 240 is electrically heated, the temperature at the thickened portion 2123 is high, in order to avoid the situation that the material is burnt at the thickened portion 2123, the lower end of the turbulence rib 214 extends to the thickened portion 2123 at the same time, and the material at the thickened portion 2123 is disturbed by the turbulence rib 214.

Because anti-overflow chamber 213c is enclosed to close by last cup 211 completely and forms, need not to consider the vortex problem among the anti-overflow chamber 213c, even set up the vortex muscle, it is also comparatively limited to the vortex effect of material, consequently, need not to set up the vortex muscle on the inner wall of going up cup 211 in this embodiment, the smooth setting of inner wall of going up cup 211 can suitably reduce the thickness of going up cup 211, and the thickness of going up cup 211 is 2mm ~ 8 mm. In this embodiment, the thickness of the upper cup 211 is preferably set to 5 mm.

Referring to fig. 4, a circle of groove 2126 is formed at the top end of the lower cup body 212, a turned-over edge 2111 matched with the groove 2126 is formed at the bottom end of the upper cup body 211, and the turned-over edge 2111 is inserted into the groove 2126 and is in sealing fit with the groove 2126. In this embodiment, the sealing glue is filled between the groove 2126 and the flange 2111 to make the two fit together. The periphery of the top end of the cup wall 2122 is provided with a surrounding edge 2127, the bottom end of the surrounding edge 2127 is connected with the top end of the cup wall 2122, the groove 2126 is formed by the surrounding edge 2127 and the top end of the cup wall 2122 in a surrounding manner, the top surface of the surrounding edge 2127 is slightly higher than the top surface of the cup wall 2122, and the top end of the surrounding edge 2127 is provided with a positioning edge 2128 protruding outwards.

Referring to fig. 1, the grinding cup 200 further includes a cup shell 260, the lower cup 212 is disposed in the cup shell 260, the positioning edge 2128 abuts against the top end of the cup shell 260 to vertically position the lower cup 212, and the upper cup 211 is exposed out of the cup shell 260 except for the turned edge 2111.

In order to improve the structural strength of the upper cup 211, a handle 270 is provided on the outside of the cup housing 260 to engage with the upper cup 211. In this embodiment, the handle 270 includes a handle main body 271 integrally formed with the cup shell 260 and a handle cover 272 fixed to the outer side of the handle main body 271, with reference to fig. 2, a top side of the handle cover 272 is provided with a downwardly extending fastening portion 273, a part of an upper edge of the upper cup body 211 is clamped between the fastening portion 273 and the handle main body 271, the upper edge of the upper cup body 211 is limited by the fastening portion 273, a bottom side of the handle cover 272 is fastened to the handle main body 271 by a buckle, and the bottom side of the handle cover 272 is prevented from warping outward.

The cup housing 260 is provided with a positioning plate 261 at the bottom of the bracket 280, and the bracket 280 is coupled to the lower cup 212 by a fastener and is coupled to the positioning plate 261 by a fastener. The cup bottom 2121 is provided with a hollow first fixing column 2120 protruding downwards, the bracket 280 is provided with a first fixing hole 285 corresponding to the first fixing column 2120, and a screw for connecting the bracket 280 and the lower cup 212 penetrates through the first fixing hole 285 and is screwed in the first fixing column 2120. Referring to fig. 10, the bracket 280 is provided with a hollow second fixing column 286 protruding upward, the positioning plate 261 is provided with a second fixing hole 262 corresponding to the second fixing column 286, and a screw for connecting the positioning plate 261 and the bracket 280 passes through the second fixing hole 262 and is screwed into the second fixing column 286.

In order to prevent external dust, liquid and other impurities from entering the cup shell 260, a bottom cover 290 positioned in the cup shell 260 is arranged at the bottom of the bracket 280, a cavity 291 positioned below the bushing 2129 is arranged at the center of the bottom cover 290, and the lower end of the knife shaft 231 extends into the cavity 291 and is sleeved with a transmission joint 610. In this embodiment, the bottom cover is clamped with the bracket 280 through a clamping structure and is fixedly connected to the positioning plate 261 through a screw.

The motor 300 comprises a motor shaft 310, and an output connector 620 detachably matched with the transmission connector 610 in a transmission mode is sleeved at the top end of the motor shaft 310. When the grinding cup 200 is mounted on the main body 100, the cutter shaft 231 is drivingly connected to the motor shaft 310 through the engagement of the driving joint 610 and the output joint 620. When the motor 300 is operated, the motor shaft 310 drives the crushing blade 230 to rotate through the cooperation of the output connector 620 and the transmission connector 610.

An electric coupler 700 is arranged between the main machine 100 and the crushing cup 200, the electric coupler 700 comprises a lower coupling joint 710 arranged at the top of the main machine 100 and an upper coupling joint 720 arranged at the bottom of the crushing cup 200, a mounting opening for mounting the upper coupling joint 720 is arranged on the bottom cover 290, and the upper coupling joint 720 is inserted into the mounting opening. The electric coupler 700 includes a strong electric connection and a weak electric connection, and can realize both power supply and signal transmission. The control board 400 is disposed in the main body 100, the lower coupling connector 710 is electrically connected to the control board 400, and the heating pipe 240 is electrically connected to the upper coupling connector 720.

Referring to fig. 6, the bottom side of the lower cup 212 is provided with a recess 2125 at a part of the outer wall of the thickened portion 2123, and both ends of the heating tube 240 are provided with the power receiving sections 241 located in the recesses 2125, so as to prevent the power receiving sections 241 from protruding out of the lower cup 212, and the power receiving sections 241 are electrically connected to the upper coupling joint 720.

In order to reasonably control the heating temperature, a temperature sensor 810 is disposed on the bottom 2121 of the lower cup 212, the top of the temperature sensor 810 extends into the lower cup 212, and the temperature sensor 810 is electrically connected to the upper coupling joint 720. The bottom of the cup bottom 2121 is provided with a temperature controller 820 and a fuse link 830, the temperature controller 820 is electrically connected to the upper coupling joint 720, the fuse link 830 is connected in series with the heating pipe 240, and the fuse link 830 has a predetermined fusing temperature. When smashing cup 200 and locating host computer 100 on, temperature sensor 810 and temperature controller 820 pass through electric coupler 700 signal connection in control panel 400, and control panel 400 can be according to the on-off of the temperature signal control heating pipe 240 of temperature sensor 810 and temperature controller 820 feedback, makes heating pipe 240 in time cut off the power supply and stop heating when the material temperature is too high, avoids the material to stick with paste the end. When the temperature of the fuse-link 830 reaches the preset fusing temperature due to overheating of the cup bottom 2121, the fuse-link 830 fuses, the heating pipe 240 is powered off and stops heating, the condition that the heating pipe 240 continues to heat and burn out is avoided, and the use safety of the machine body is improved. Specifically, the preset fusing temperature of the fuse body 830 may be set to 200 ℃.

When the grinder is used, the grinding cup 200 filled with materials is placed on the main machine 100, the boss part 110 on the main machine 100 is positioned on the outer side of the positioning boss 283 and is abutted against the positioning boss 283, the concentricity between the grinding cup 200 and the main machine 100 is improved, the concentricity between the grinding cutter 230 and the motor shaft 310 is also improved, the vibration amplitude of the whole machine during working is reduced, and the working noise of the whole machine is reduced.

It will be appreciated that the bearing assembly 500 may be referenced to structures found in existing food processors.

It will be appreciated that the upper cup 211 may be made of other suitable transparent materials.

It will be appreciated that the lower cup 212 may be made of other suitable metal materials, for example, the lower cup 212 may be made of aluminum die-cast, and the heating tube 240 may be die-cast directly into the lower cup 212, in which case an anti-sticking coating may be provided on the inner wall of the lower cup.

It will be appreciated that the heating tube 240 may also be positioned partially below the top surface of the cup bottom 2121, and in this case, the height center point of the heating tube 240 is preferably higher than the top surface of the cup bottom 2121.

It will be appreciated that the thickness of the cup bottom 2121 may be set to other reasonable thickness values such as 1mm, 1.5mm, 2.5mm, 2.8mm, 3.1mm, 3.5mm, 4mm, 4.5mm, 5mm, etc.

It will be appreciated that the thickness of the cup wall 2122 can be set to other reasonable thickness values of 1mm, 1.5mm, 2.5mm, 2.8mm, 3.1mm, 3.5mm, 4mm, 4.5mm, 5mm, etc.

It is understood that the maximum thickness W of the thickened portion 2123 can be set to other reasonable thickness values of 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18.5mm, 19mm, 20mm, and the like.

It is understood that the height H1 of the lower cup 212 may be set to be 50mm, 60mm, 70mm, 80mm, 90mm, 95mm, 105mm, 110mm, 120mm, 130mm, 140mm, 150mm, 160mm, 170mm, 180mm, or other reasonable heights.

It can be appreciated that the height ratio of the lower cup 212 to the upper cup 211, H1: h2 may also be set to other reasonable ratios of 0.5, 0.7, 0.9, 1.1, 1.3, 1.5, 1.7, 2, etc.

It is understood that α can also be set to other reasonable angular values of 0, 1 °, 3 °, 4 °, 5 °, etc.

It is understood that β may also be set to other reasonable angular values of 40 °, 42 °, 44 °, 46 °, 48 °, 50 °, etc.

It is understood that the inner diameter of the cooking cavity 213b may be uniformly arranged up and down.

It is understood that the inner diameter of spill prevention cavity 213c may be set smaller or larger.

It is understood that the height H3 of the pulverizing cavity 213a and the height H4 of the cooking cavity 213b can be set to other reasonable height values, and the height ratio of the pulverizing cavity 213a to the cooking cavity 213b is H3: h4 may be set to other reasonable ratios such as 0.35, 0.4, 0.45, 0.5, 0.55, 0.6, 0.65, 0.7, etc.

It is understood that the height H5 of the spoiler rib 214 may be set to other reasonable height values such as 30mm, 35mm, 40mm, 45mm, 50mm, 55mm, 58mm, 62mm, 65mm, 70mm, etc.

It can be understood that the ratio h1 of the height of the spoiler rib 214 extending into the crushing chamber 213a to the height of the crushing chamber 213 a: h3 may be set to other reasonable ratios such as 0.5, 0.55, 0.6, 0.65, 0.7, 0.75, 0.8, etc.

It can be understood that the ratio h2 between the height of the burbling rib 214 extending into the cooking cavity 213b and the height of the cooking cavity 213 b: h4 may also be set to other reasonable ratios such as 0.4, 0.45, 0.5, 0.55, 0.6, 0.65, 0.7, 0.75, 0.8, 0.85, 0.9, etc.

It is understood that the thickness of the upper cup 211 can be set to other reasonable thickness values such as 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 4.5mm, 4.8mm, 5.2mm, 5.5mm, 6mm, 7mm, 8mm, etc.

It is understood that the upper cup 211 and the lower cup 212 may be fixedly sealed by a screw fit or a turn-buckle fit.

It is understood that the lower portion of the upper cup 211 may also be disposed within the shell 260 to suitably reduce the height of the upper cup 211 exposed to the shell 260.

It will be appreciated that the sleeve 2129 may also be formed entirely of the lower housing.

It is understood that the outer side wall of the positioning boss 283 may be provided with a flat surface or a slope surface.

It should be understood that the specific structure of the positioning portion is not limited to the positioning boss 283 described above and shown in the drawings, and other reasonable structures may be provided.

It will be appreciated that the provision of indentations 2125 may also be eliminated.

It is understood that the temperature sensor 810 and the thermostat 820 may be alternatively disposed.

It is understood that the predetermined fusing temperature of the fuse link 830 may be set to other reasonable temperature values such as 120 ℃, 130 ℃, 140 ℃, 150 ℃, 160 ℃, 170 ℃, 180 ℃, 190 ℃, 205 ℃ and the like.

It is understood that a material feeding port can be arranged on the cup cover 220, and in this case, the grinding cup 200 further comprises a material feeding cover detachably inserted at the material feeding port.

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

Claims (10)

1. The utility model provides a food preparation machine that noise is little, including host computer and crushing cup, be equipped with the motor in the host computer, crushing cup includes the cup, is used for the bowl cover that the lid closed the cup and locates the crushing sword in the cup, crushing sword is by motor drive, a serial communication port, the cup includes lower cup and the last cup of combining together, lower cup includes the bottom of cup and locates the cup wall of bottom of cup periphery, the bottom of cup is equipped with cavity and bottom open-ended axle sleeve, crushing sword locates axle sleeve department through the bearing assembly, the bottom of lower cup is equipped with the support, the support is equipped with the locating hole with axle sleeve complex, with the concentric base circle of locating hole and along the location portion of base circle distribution, the axle sleeve is inserted and is located in the locating hole, the diameter of base circle is greater than the internal diameter of locating hole and makes the location portion distribute in the periphery of locating hole.

2. The food processor of claim 1, wherein the positioning portion comprises a plurality of positioning bosses spaced apart along the base circle, and outer sidewalls of the positioning bosses are arcuate surfaces disposed concentrically with the base circle.

3. The food processor as defined in claim 1, wherein the sleeve includes an upper sleeve body extending upwardly relative to the cup bottom and a lower sleeve body extending downwardly relative to the cup bottom, the upper sleeve body and the lower sleeve body combining to form a cavity for receiving the bearing assembly, the lower sleeve body being inserted into the positioning hole.

4. The food processor of claim 3, wherein the upper housing body has a height less than a height of the lower housing body; and/or a sleeve cover is arranged at the top end of the shaft sleeve, and a through hole for the crushing cutter to pass through is formed in the sleeve cover.

5. The food processor of claim 1, wherein the top portion of the main body has a plurality of boss portions spaced apart along a base circle, the boss portions being located outside and abutting against the positioning portions when the grinding cup is mounted on the main body.

6. The food processor of claim 1, wherein the grinding cup includes a cup housing, the lower cup body and the bracket are disposed within the cup housing, the cup housing is provided with a positioning plate at a bottom of the bracket, and the bracket is coupled to the lower cup body by a fastener and to the positioning plate by a fastener.

7. The food processor as defined in claim 6, wherein the cup bottom is provided with a downwardly protruding and hollow first fixing post, the bracket is provided with a first fixing hole corresponding to the first fixing post, and a screw for connecting the bracket and the lower cup body is inserted through the first fixing hole and screwed into the first fixing post; and/or the support is provided with a hollow second fixing column protruding upwards, the positioning plate is provided with a second fixing hole corresponding to the second fixing column, and a screw for connecting the positioning plate and the support penetrates through the second fixing hole and is screwed in the second fixing column.

8. The food processor as defined in claim 6, wherein the bottom of the frame is provided with a bottom cover disposed in the cup housing, the bottom cover is centrally provided with a cavity below the sleeve, the crushing cutter includes a cutter shaft and a cutter blade secured to a top end of the cutter shaft, a lower end of the cutter shaft extends into the cavity and is sleeved with a transmission joint.

9. The food processor of claim 8, wherein the base unit and the grinding cup are electrically coupled to each other by a coupling mechanism comprising a lower coupling tab at a top portion of the base unit and an upper coupling tab at a bottom portion of the grinding cup, the bottom cover having a mounting opening for receiving the upper coupling tab.

10. The food processor of any one of claims 1-9, wherein the lower cup is a metallic cup and has a heat pipe disposed therein; and/or the upper cup body is a transparent cup body and is at least partially exposed.

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