CN215305228U - Food preparation machine that waterproof performance is good - Google Patents

Abstract

The utility model provides a food processor with good waterproof performance, and relates to the field of food processors. The bottom surface that the lower transmission connects is equipped with the downward convex fender edge of round, keeps off along the periphery that is located the top of host computer and is located the mounting hole, keeps off the external diameter from the top down increase on edge. The condition that the electric elements in the host are damaged due to the fact that water on the lower transmission joint flows into the host through the mounting hole is effectively avoided through the blocking edge, and the functions of the electric elements are guaranteed, and the performance stability of the machine body is improved. In addition, the strength of the noise in the main machine which is transmitted outwards through the gap between the lower transmission joint and the mounting hole can be reduced through the blocking edge, and the reduction of the working noise of the machine body is facilitated.

Description

Food preparation machine that waterproof performance is good

Technical Field

The utility model relates to the field of food processing machines, in particular to a food processing machine with good waterproof performance.

Background

The existing food processor generally comprises a main machine and a crushing assembly, wherein the crushing assembly comprises a crushing cup, a crushing cutter and a motor, 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 realized. Crushing unit generally demountable installation on the host computer, in order to realize power transmission, has set up the transmission cooperation structure between the motor shaft of motor and the arbor of smashing the sword, and transmission cooperation structure generally adopts last transmission to connect and connects complex structure with the underdrive, and the top of host computer sets up the through-hole that is used for installing the underdrive and connects, and the underdrive connects and is located the through-hole. Because the external diameter that the lower transmission connects is generally less than the aperture of through-hole, the water that drips on the lower transmission connects inside the host computer of easy flowing into from the clearance between lower transmission connects and the through-hole, and the inside water that flows into the host computer can cause harmful effects to the electric elements in the host computer, is unfavorable for guaranteeing the performance stability of organism.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects and shortcomings in the prior art, the utility model provides the food processor with good waterproof performance, which effectively prevents water dropping on the lower transmission joint from flowing into the main machine along the lower transmission joint.

In order to achieve the technical purpose, the food processing machine with good waterproof performance comprises a main machine and a crushing cup, wherein a motor is arranged in the main machine, the crushing cup is provided with a crushing cavity, a crushing cutter driven by the motor is arranged in the crushing cavity, a detachably matched transmission structure is arranged between a motor shaft of the motor and a cutter shaft of the crushing cutter, the transmission structure comprises an upper transmission joint arranged at the bottom end of the cutter shaft and a lower transmission joint arranged at the top end of the motor shaft, the top of the main machine is provided with an installation hole for installing the lower transmission joint, the bottom surface of the lower transmission joint is provided with a circle of blocking edge protruding downwards, the blocking edge is positioned at the top of the main machine and positioned at the periphery of the installation hole, and the outer diameter of the blocking edge is increased from top to bottom.

Preferably, the top surface of the main frame is provided with a convex ring which protrudes upwards around the mounting hole, and the blocking edge is positioned on the periphery of the convex ring.

Preferably, the blocking edge and the convex ring are arranged at a vertical local interval, a radial gap is formed between the blocking edge and the convex ring, and an axial gap is formed between the top surface of the convex ring and the bottom surface of the lower transmission joint.

Preferably, the bottom surface of the lower transmission joint is provided with a circle of groove, and at least part of the convex ring is positioned in the groove.

Preferably, the convex ring protrudes upwards relative to the top surface of the host by a height H1, the height of the inner top wall of the groove relative to the top surface of the host is H2, and H1 < H2.

Preferably, the inner diameter of the groove is D1, the outer diameter of the groove is D2, the diameter of the circumferential inner wall of the convex ring is D3, the diameter of the circumferential outer wall of the convex ring is D4, and D1 < D3 < D4 < D2.

Preferably, the lower transmission joint comprises a base and a base body coated outside the base, and the blocking edge is arranged on the bottom surface of the base body.

Preferably, the base is a metal base; and/or the base body is a plastic base body.

Preferably, the base is fixed on the top end of the motor shaft through a fastener; and/or a shock pad is arranged between the base and the seat body.

Preferably, the circumferential outer wall of the lower transmission joint is in a conical surface shape with a thin upper part and a thick lower part; or the circumferential outer wall of the lower transmission joint is in a shape of a rotating curved surface with a thin upper part and a thick lower part.

After the technical scheme is adopted, the utility model has the following advantages:

1. according to the food processor provided by the utility model, the bottom surface of the lower transmission joint is provided with a circle of blocking edge which protrudes downwards, the blocking edge is positioned at the top of the main machine and at the periphery of the mounting hole, and the outer diameter of the blocking edge is increased from top to bottom. When the underdrive connects the rotation, the water on the underdrive connects the outer wall along keeping off along outside the spin-out fall on the host computer top surface that is located the mounting hole periphery to flow towards the direction of keeping away from the mounting hole under the inertia effect, prevent that water from the mounting hole inflow host computer inside. When the underdrive connects statically, water on the underdrive joint outer wall flows downwards along the retaining edge, and because the outer diameter of the retaining edge increases from top to bottom, the water increases along the interval between the falling position of the retaining edge falling on the top surface of the host and the mounting hole, and the water is prevented from flowing into the host from the mounting hole. The condition that the electric elements in the host are damaged due to the fact that water on the lower transmission joint flows into the host through the mounting hole is effectively avoided through the blocking edge, and the functions of the electric elements are guaranteed, and the performance stability of the machine body is improved. In addition, the strength of the noise in the main machine which is transmitted outwards through the gap between the lower transmission joint and the mounting hole can be reduced through the blocking edge, and the reduction of the working noise of the machine body is facilitated.

2. Keep off along the periphery that is located protruding circle, fall on the host computer top surface that is located protruding circle periphery along keeping off along the water that flows down, protruding circle has the manger plate effect, can prevent to fall into the inside of host computer through the mounting hole inflow at the water of host computer top surface, is favorable to further ensuring electric elements's function and improves the performance stability of organism.

3. Keep off along setting up with protruding circle local interval in vertical, form through keeping off along the position that sets up with protruding circle coincidence in vertical and block the structure, be favorable to further reducing the noise in the host computer and connect the intensity of outwards propagating through the clearance between the mounting hole down to be favorable to further reducing the noise of organism during operation.

4. The at least part of protruding circle is arranged in the recess, and protruding circle and lower transmission connect the local coincidence setting in vertical promptly, is favorable to further reducing the noise in the host computer and connects the intensity of the outside propagation in the clearance between the mounting hole to be favorable to further reducing the noise of organism during operation.

5. The convex height H1 that the convex circle upwards is less than the height H2 setting of roof for the host computer top surface in the recess for the host computer top surface, makes to have axial clearance between convex circle and the recess inner wall, avoids convex circle to cause the interference to the rotation of lower transmission joint.

6. The diameter of the inner wall in the circumferential direction of the convex ring is larger than the inner diameter of the groove, the diameter of the outer wall in the circumferential direction of the convex ring is smaller than the outer diameter of the groove, the matching relation of the groove and the convex ring in the radial direction is reasonably set, a radial gap is formed between the convex ring and the groove wall of the groove, and interference of the convex ring on rotation of the lower transmission joint is avoided.

7. The lower transmission joint adopts a combined structure, the base made of metal is fixedly connected with the motor shaft, the base made of plastic is coated outside the base, the requirement of electrical insulation is met, the motor does not need to be grounded, personal damage caused by electric leakage is prevented, the machine body meets the requirement of use safety, and the internal circuit connection of the main machine is also facilitated to be simplified. The base and the seat body are made of different materials, so that the material cost of the lower transmission joint is reduced.

8. The shock pad is arranged between the base and the seat body, so that the vibration transmission between the base and the seat body is favorably reduced, and the noise of the machine body during working is favorably reduced. In addition, the base is further prevented from being exposed out of the host through the shock pad, so that the machine body meets the requirements of creepage distance and electrical clearance, and the machine body better meets the requirements of use safety.

9. The circumference outer wall that the underdrive connects is thin conical surface form or rotatory curved surface form down, and the shape of the circumference outer wall of underdrive joint sets up rationally, effectively improves the mobility of water on the circumference outer wall of underdrive joint, makes the hydroenergy that falls on the underdrive joint flow to the top surface of host computer downwards fast, avoids falling behind the water accumulation on the underdrive joint excessive inside the host computer of flowing into through the mounting hole.

Drawings

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

FIG. 2 is a schematic view of a portion of a main body of a food processor according to an embodiment;

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

FIG. 4 is a schematic view of a portion of a main body of a food processor according to a second embodiment of the present invention;

FIG. 5 is a schematic view showing the engagement between the lower driving joint and the motor shaft of the food processor according to the second embodiment;

FIG. 6 is a schematic view of a top mounting hole of a main body of a food processor according to a second embodiment of the present invention.

In the figure, 100-host computer, 110-mounting hole, 120-machine shell, 130-base, 140-top cover, 150-elastic cushion, 151-convex edge, 160-convex ring, 200-grinding cup, 210-grinding cavity, 220-cup body, 230-cup seat, 240-cup cover, 250-heating plate, 300-motor, 310-motor shaft, 400-grinding knife, 410-knife shaft, 420-blade, 500-transmission structure, 510-upper transmission joint, 520-lower transmission joint, 521-blocking edge, 522-base, 523-seat body, 524-shock pad and 525-groove.

Detailed Description

The utility model is further described with reference to the following figures and specific examples. 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 merely to indicate an orientation or positional relationship relative to one another as illustrated in the drawings, merely to facilitate describing and simplifying the utility model, and are not intended to 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 are not to be considered limiting of the utility model.

Example one

As shown in fig. 1 to 3, a food processor with good waterproof performance according to an embodiment of the present invention includes a main body 100 and a pulverizing cup 200, wherein a motor 300 is disposed in the main body 100, the pulverizing cup 200 is provided with a pulverizing cavity 210, and a pulverizing knife 400 driven by the motor 300 is disposed in the pulverizing cavity 210. A detachable transmission structure 500 is arranged between the motor shaft 310 of the motor 300 and the cutter shaft 410 of the crushing cutter 400, and the transmission structure 500 comprises an upper transmission joint 510 arranged at the bottom end of the cutter shaft 410 and a lower transmission joint 520 arranged at the top end of the motor shaft 310. The top of the main frame 100 is provided with a mounting hole 110 for mounting the lower transmission joint 520, the bottom surface of the lower transmission joint 520 is provided with a circle of blocking edge 521 protruding downwards, the blocking edge 521 is positioned at the top of the main frame 100 and positioned at the periphery of the mounting hole 110, and the outer diameter of the blocking edge 521 increases from top to bottom.

When the underdrive connects the rotation, the water on the underdrive connects the outer wall along keeping off along outside the spin-out fall on the host computer top surface that is located the mounting hole periphery to flow towards the direction of keeping away from the mounting hole under the inertia effect, prevent that water from the mounting hole inflow host computer inside. When the underdrive connects statically, water on the underdrive joint outer wall flows downwards along the retaining edge, and because the outer diameter of the retaining edge increases from top to bottom, the water increases along the interval between the falling position of the retaining edge falling on the top surface of the host and the mounting hole, and the water is prevented from flowing into the host from the mounting hole. The condition that the electric elements in the host are damaged due to the fact that water on the lower transmission joint flows into the host through the mounting hole is effectively avoided through the blocking edge, and the functions of the electric elements are guaranteed, and the performance stability of the machine body is improved. In addition, the strength of the noise in the main machine which is transmitted outwards through the gap between the lower transmission joint and the mounting hole can be reduced through the blocking edge, and the reduction of the working noise of the machine body is facilitated.

In this embodiment, the host 100 includes a housing 120, a base 130 fixed at the bottom end of the housing 120, and a top cover 140 fixed at the top end of the housing 120, wherein the housing 120, the base 130, and the top cover 140 enclose a cavity for installing components such as the motor 300. The mounting hole 110 is disposed on the top cover 140, a layer of soft elastic pad 150 is disposed on the top of the top cover 140, and the retaining edge 521 is specifically disposed on the top of the local position where the mounting hole 110 is disposed on the main body 100.

In order to prevent water on the top surface of the main unit 100 from flowing into the main unit 100 through the mounting hole 110, the top surface of the main unit 100 is provided with a ring 160 protruding upward around the mounting hole 110, and the retaining edge 521 is located on the outer periphery of the ring 160. In this embodiment, the collar 160 is disposed on the top cap 140, and the collar 160 and the top cap 140 are preferably integrally formed. The elastic cushion 150 is provided with a hole for avoiding the mounting hole 110, the elastic cushion 150 is provided with a circle of convex edge 151 which protrudes upwards and is positioned at the periphery of the convex ring 160, the convex edge 151 is sleeved outside the convex ring 160 through tight fit, and the blocking edge 521 is positioned at the periphery of the convex edge 151 at the same time.

In order to reduce the intensity of the noise in the main body 100 propagating outward through the gap between the lower transmission joint 520 and the mounting hole 110, the blocking edge 521 and the collar 160 are partially overlapped in the vertical direction. In this embodiment, the bottom surface of the blocking edge 521 is lower than the top surface of the convex ring 160, so that the blocking structure vertically arranged between the blocking edge 521 and the convex ring 160 at an interval inside and outside is provided, and the purpose of blocking the noise in the main unit 100 from spreading outwards is achieved.

In order to avoid interference of the convex ring 160 with the rotation of the lower transmission joint 520, the top surface of the retaining edge 521 is lower than the bottom surface of the lower transmission joint 520, so that an axial gap is formed between the top surface of the convex ring 160 and the bottom surface of the lower transmission joint 520. In addition, the diameter of the inner wall of the blocking edge 521 facing the axial center of the lower transmission joint 520 is larger than the outer diameters of the convex ring 160 and the convex edge 151, so that radial gaps are reserved between the blocking edge 521 and the convex edge 151 and between the blocking edge 521 and the convex ring 160.

In this embodiment, the lower transmission joint 520 is of a combined structure, and includes a base 522 and a base 523 covering the base 522, the blocking edge 521 is disposed on the bottom surface of the base 523, and the blocking edge 521 is preferably integrally formed with the base 523. The base 522 is preferably a metal base, and the housing 523 is preferably a plastic housing. The base 523 made of plastic is coated outside the base 522 made of metal, so that the requirement of electrical insulation is met, the motor does not need to be grounded, personal damage caused by electric leakage is prevented, the machine body meets the requirement of use safety, and the simplification of a circuit connection circuit inside the main machine 100 is facilitated. The base 522 is fixed to the top end of the motor shaft 310 by a fastener, and specifically, the base 522 is fixed to the top end of the motor shaft 310 by a screw, and the screw is screwed into a hole at the top end of the motor shaft 310 after passing through the base 522.

In order to reduce the vibration transmission between the base 522 and the housing 523, the lower transmission joint 520 further includes a shock absorbing pad 524 disposed between the base 522 and the housing 523. The shock pad 524 further prevents the base 522 from being exposed out of the host 100, so that the machine body meets the requirements of creepage distance and electrical clearance, and further meets the requirements of use safety.

In order to improve the mobility of water on the circumferential outer wall of the lower transmission joint 520, the circumferential outer wall of the lower transmission joint 520 is provided with a rotational curved surface shape with a thin upper part and a thick lower part, that is, the circumferential outer wall of the seat body 523 is provided with the rotational curved surface shape with the thin upper part and the thick lower part, so that the outer diameter of the blocking edge 521 is also increased from top to bottom.

In this embodiment, the grinding cup 200 includes a cup body 220, a cup holder 230 connected to the bottom end of the cup body 220, and a cup cover 240 for covering the cup body 220, a heating plate 250 is disposed between the bottom end of the cup body 220 and the cup holder 230, a knife shaft 410 of the grinding knife 400 is rotatably disposed on the heating plate 250, the grinding knife 400 further includes a blade 420 fixed to the top end of the knife shaft 410, the lower end of the knife shaft 410 extends downward out of the grinding cavity 210, and an upper transmission joint 510 is sleeved on the lower end of the knife shaft 410.

When the machine body works, the power transmission is realized between the crushing cutter 400 and the motor shaft 310 through the matching of the upper transmission joint 510 and the lower transmission joint 520, and the motor shaft 310 drives the crushing cutter 400 to rotate through the transmission structure 500, so that the crushing cutter 400 processes the materials in the crushing cavity 210.

The water falling on the lower driving joint 520 flows downwards along the circumferential outer wall of the lower driving joint 520 and drops on the top surface of the main unit 100 outside the convex ring 160 under the action of the blocking edge 521, so that the water flowing downwards is prevented from flowing into the main unit 100 through the gap between the lower driving joint 520 and the mounting hole 110. Because the raised edge 151 and the raised ring 160 have a blocking function, water on the top surface of the main unit 100 cannot flow into the main unit 100 from the mounting hole 110, and the performance stability of each electrical element inside the main unit 100 is guaranteed. In addition, the noise transmission blocking structure is formed by the matching of the blocking edge 521 and the convex ring 160, which is beneficial to reducing the strength of the noise in the main machine 100 which is transmitted outwards through the gap between the lower transmission joint 520 and the mounting hole 110, and is beneficial to reducing the noise when the machine body works.

It is understood that the base 522 may be made of a metal material such as stainless steel.

It is understood that the seat body 523 may be made of plastic such as synthetic resin.

It is understood that the circumferential outer wall of the lower transmission joint 520 may be provided with a conical surface shape with a thin upper part and a thick lower part.

It is understood that the lower drive joint 520 may also be a one-piece structure.

It can be understood that an obstructing structure such as ribs and grooves is arranged between the seat body 523 and the shock pad 524 to prevent slipping during transmission.

It will be appreciated that the resilient pad 150 may also be provided at the bottom of the cup holder 230.

It is understood that the base 522 may be fixed to the top end of the motor shaft 310 by riveting or the like.

Example two

In this embodiment, as shown in fig. 4, the bottom surface of the lower driving contact 520 is provided with a ring of grooves 525, and at least a part of the protruding ring 160 is located in the groove 525. Specifically, the groove 525 is disposed on the bottom surface of the seat body 523, and a blocking edge 521 is formed at a position of the bottom of the seat body 523, which is located on the periphery of the groove 525. The top surface of the convex ring 160 is higher than the bottom surface of the lower transmission joint 520, so that the convex ring 160 and the lower transmission joint 520 are partially overlapped vertically, and the strength of the noise in the main unit 100 which is transmitted outwards through the gap between the lower transmission joint 520 and the mounting hole 110 is reduced.

In order to avoid the interference of the convex ring 160 with the rotation of the lower driving connector 520, the height of the convex ring 160 protruding upwards relative to the top surface of the main unit 100 is H1, the height of the inner top wall of the groove 525 relative to the top surface of the main unit 100 is H2, H1 < H2, and an axial gap is formed between the convex edge 151 and the inner wall of the groove 525.

With reference to fig. 5 and 6, the inner diameter of the annular inner groove wall of the groove 525 on the side facing the axis of the lower transmission joint 520 is D1, the outer diameter of the annular outer groove wall of the groove 525 on the side away from the axis of the lower transmission joint 520 is D2, the diameter of the circumferential inner wall of the convex ring 160 is D3, the diameter of the circumferential outer wall of the convex edge 151 is D4, the diameter of the circumferential outer wall of the convex edge 151 is D5, D1 < D3 < D4 < D5 < D2, so that radial gaps are formed between the groove wall of the groove 525 and the convex edge 151, and between the groove wall of the groove 525 and the convex ring 160, thereby preventing the convex ring 160 and the convex edge 151 from interfering with the rotation of the lower transmission joint 520.

The other structures of the second embodiment are the same as those of the above embodiments, and are not described in detail here.

Other embodiments of the present invention than the preferred embodiments described above, 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, should fall within the scope of the present invention defined in the claims.

Claims (10)

1. The utility model provides a food preparation machine that waterproof performance is good, includes the host computer and smashes the cup, is equipped with the motor in the host computer, smashes the cup and is equipped with crushing chamber, smashes the intracavity and is equipped with by motor drive's crushing sword, is equipped with between the motor shaft of motor and the arbor of smashing the sword and can dismantle complex transmission structure, and transmission structure connects and locates the underdrive on motor shaft top including the last transmission of locating the arbor bottom, and the top of host computer is equipped with the mounting hole that is used for installing underdrive and connects, a serial communication port, the bottom surface that underdrive connects is equipped with the downward convex fender edge of round, keeps off along the periphery that is located the top of host computer and is located the mounting hole, keeps off the external diameter on edge from the top and increases downwards.

2. The food processor of claim 1, wherein the top surface of the main body has a raised rim projecting upwardly around the mounting hole, and the ledge is located on the periphery of the raised rim.

3. The food processor of claim 2, wherein the ledge and the collar are vertically partially coincident, and wherein a radial gap is provided between the ledge and the collar, and an axial gap is provided between a top surface of the collar and a bottom surface of the lower drive adapter.

4. The food processor of claim 2, wherein the bottom surface of the lower drive adapter is provided with a groove, and wherein at least a portion of the bead is disposed in the groove.

5. The food processor of claim 4, wherein the bead projects upwardly from the top surface of the main body by a height H1, and the inner top wall of the groove has a height H2, H1 < H2.

6. The food processor of claim 4, wherein the groove has an inner diameter D1 and an outer diameter D2, the bead has a circumferential inner wall diameter D3 and a circumferential outer wall diameter D4, and D1 < D3 < D4 < D2.

7. The food processor of claim 1, wherein the lower transmission joint comprises a base and a base body covering the base, and the retaining rim is disposed on a bottom surface of the base body.

8. The food processor of claim 7, wherein the base is a metal base; and/or the base body is a plastic base body.

9. The food processor of claim 7, wherein the base is secured to a top end of the motor shaft by a fastener; and/or a shock pad is arranged between the base and the seat body.

10. The food processor as defined in claim 1, wherein the circumferential outer wall of the lower transmission joint is in a conical surface shape with a thin upper part and a thick lower part; or the circumferential outer wall of the lower transmission joint is in a shape of a rotating curved surface with a thin upper part and a thick lower part.

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