CN211432513U

CN211432513U - Food preparation machine with good noise reduction effect

Info

Publication number: CN211432513U
Application number: CN201921764210.2U
Authority: CN
Inventors: 王旭宁; 黄忠元
Original assignee: Joyoung Co Ltd
Current assignee: Joyoung Co Ltd
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2020-09-08
Anticipated expiration: 2029-10-21

Abstract

The utility model provides a food processing machine with good noise reduction effect, which comprises a machine base and a stirring cup, wherein a motor is arranged in the machine base, a crushing cutter is arranged in the stirring cup, the stirring cup comprises a cup body and a cup cover, the cup cover and the cup body surround to form a crushing cavity, a feeding channel is arranged on the cup cover, a feeding cover is arranged at the position of the feeding channel and comprises a baffle, a holding part and an inserting part, the feeding cover is provided with a silencing cavity, the bottom wall of the inserting part is provided with a silencing hole for communicating the silencing cavity and the crushing cavity, the side wall of the inserting part is provided with a communication hole for communicating the outside with the silencing cavity, thus, the crushing cutter works to generate noise, when the noise enters the silencing cavity from the silencing hole in the crushing cavity, the noise is finally transmitted out through the communication hole, a small hole is formed to enter from a large space, then the large space is entered, finally the noise is discharged from the small hole, the noise value is reduced, thereby realizing noise reduction, and improving the noise reduction effect of the food processor, thereby improving the use experience of users.

Description

Food preparation machine with good noise reduction effect

Technical Field

The utility model relates to a food preparation machine field especially relates to a food preparation machine that noise reduction effect is good.

Background

A feeding hole is reserved in the center of a cup cover of a stirring cup of a food processor in the current market, and a small conditioning cup is additionally arranged to block the feeding hole in order to prevent food materials from splashing out of the feeding hole during stirring; in addition, because the food processor has a heating function, heat can be generated when the food is cooked, air holes are reserved on the stirring cup for air outlet, and then the small holes are formed on the side edge of the small conditioning cup for air leakage and pressure relief; therefore, noise generated by crushing food materials by the crushing knife in the stirring cup can be transmitted from the feeding hole and the small conditioning cup side wall hole; this noise is significant, with over 100 db on close range testing, and affects the consumer experience.

Disclosure of Invention

An object of the utility model is to provide a food preparation machine that noise reduction effect is good.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a food preparation machine that noise reduction effect is good, includes frame and stirring cup, is equipped with the motor in the frame, is equipped with crushing sword in the stirring cup, and motor drive smashes the sword and rotates, and the stirring cup includes that cup and lid fit in the bowl cover of cup top, and the bowl cover surrounds with the cup and forms crushing chamber, is equipped with on the bowl cover and throws the material passageway, throws material passageway department and is equipped with and throws the material lid, throws the material lid and includes baffle, portion of gripping and insertion portion, wherein, throw the material lid and be equipped with the amortization chamber, the diapire of insertion portion is equipped with intercommunication amortization chamber and the amortization hole of smashing the chamber, and the lateral.

Furthermore, the total area of the silencing holes is S, 0.75mm²≤S≤20mm²。

Furthermore, the number of the silencing holes is one, the equivalent inner diameter of each silencing hole is D1, and D1 is larger than or equal to 1mm and smaller than or equal to 5 mm.

Furthermore, the silencing holes are multiple, the equivalent inner diameters of the silencing holes are D2, and D2 is less than or equal to 3 mm.

Further, the sound deadening hole is a stepped hole.

Furthermore, the silencing cavity comprises an upper silencing cavity and a lower silencing cavity, and the equivalent inner diameter of the upper silencing cavity is larger than that of the lower silencing cavity.

Furthermore, the holding part is formed by upward extending the upper end surface of the baffle, the holding part is annular and forms an upper silencing cavity, the upper end of the holding part is provided with a feeding cover top cover for sealing the upper silencing cavity, and a sealing ring is arranged between the feeding cover top cover and the holding part.

Furthermore, the inner side wall of the feeding channel and/or the outer side wall of the feeding channel are/is provided with a damping sleeve.

Further, the outside cover of insertion portion is equipped with soft gum cover, and the lateral wall of soft gum cover is equipped with the flexible glue via hole of dodging the intercommunicating pore, and the outward flange of flexible glue via hole is equipped with the spacing turn-ups that stretches into the intercommunicating pore.

Furthermore, the outside of the soft rubber sleeve is provided with a spiral rib, the spiral rib is matched with the inner side wall of the feeding channel to form an air outlet channel communicated with the communicating hole and the outside, and the air outlet channel is spiral.

The utility model discloses in, "equivalent internal diameter" refer to when the cross section is the non-circular shape, its and circular under the prerequisite that has the same cross-sectional area, this non-circular equivalent internal diameter is this circular shape internal diameter under the same area promptly.

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

1. the utility model discloses in, through setting up the amortization chamber in throwing the material lid, and set up the amortization hole of intercommunication amortization chamber and crushing chamber at the diapire of insertion portion, and the lateral wall of insertion portion is equipped with the intercommunicating pore of the external and amortization chamber of intercommunication, smash the cutter work noise production like this, the noise is when getting into the amortization intracavity by the amortization hole from crushing intracavity, propagate away by the intercommunicating pore at last, it gets into the aperture to have formed from the big space, the big space advances again, discharge by the aperture at last, sound energy is releasing suddenly many times, the shrink, make the sound wave amplitude reduce, the sound intensity reduces, the noise value reduces, thereby it makes an uproar to realize falling, the holistic noise reduction of food preparation machine has been promoted.

2. The total area S of the muffling holes is set to 0.75mm²To 20mm²Between, can be fine block the noise and weaken, can guarantee again that the pressure of smashing the intracavity can in time discharge, guarantee the pressure balance in the stirring cup, also can be fine realization fall make an uproar promptly, can avoid again that the stirring cup explodes the cup because of too big pressure, guarantee the safety in utilization.

3. The silencing hole is provided, the equivalent inner diameter of the silencing hole is D1, D1 is larger than or equal to 1mm and smaller than or equal to 5mm, and therefore the silencing hole is convenient to machine and form and can well weaken and reduce noise so as to reduce the noise actually transmitted out.

4. The noise elimination hole is equipped with a plurality ofly, and the equivalent internal diameter of a plurality of noise elimination holes is D2, and D2 is less than or equal to 3mm, can realize the effect of weakening the noise many times through a plurality of noise elimination holes like this, can be better weaken the noise and reduce to the noise that the actual transmission of better reduction goes out.

5. The muffling holes are arranged into the stepped holes, so that the cross sections of the muffling holes are multistage, multistage noise reduction is realized, and the noise reduction effect can be better improved.

6. The silencing cavity is arranged to comprise an upper silencing cavity and a lower silencing cavity, and the equivalent inner diameter of the upper silencing cavity is larger than that of the lower silencing cavity, so that the silencing cavity is multistage, multistage noise reduction is realized by the silencing cavity, and the noise reduction effect is further improved.

7. The portion of gripping upwards extends the formation by the up end of baffle, and the portion of gripping is the annular and forms the upper silencing cavity, and the upper end of the portion of gripping is equipped with to go up the material lid that throws of silencing cavity confined, throws and is equipped with the sealing washer between material lid and the portion of gripping, has so both conveniently thrown the machine-shaping of material lid, and the while can be fine again seals the amortization chamber, and the noise prevention spills from the fit-up gap, can be better block the noise and weaken.

8. The damping sleeve is arranged on the inner side wall of the feeding channel and/or the outer side wall of the feeding channel, so that sound waves generated by vibration of the feeding channel can be absorbed and weakened by the damping sleeve, and the noise reduction effect is achieved; meanwhile, the damping sleeve has a good sound isolation effect and also has a noise isolation effect.

9. The outside cover of portion of inserting is equipped with soft gum cover, and soft gum cover's lateral wall is equipped with the flexible glue via hole of dodging the intercommunicating pore, and the outward flange of flexible glue via hole is equipped with the spacing turn-ups that stretches into the intercommunicating pore for the portion of inserting with throw the soft contact cooperation of material passageway, increased the portion of inserting and the cooperation of throwing the material passageway and felt, and the flexible glue cover can make the portion of inserting and throw the cooperation of material passageway inseparabler, and the flexible glue cover can also have the absorption to the sound wave simultaneously, the effect of weakening, thereby play the effect of making an upr.

10. Set up the spiral muscle through the outside at the flexible glue cover, the inside wall cooperation that the spiral muscle and throw the material passageway forms intercommunication intercommunicating pore and external air outlet channel, and air outlet channel is the heliciform, and assurance that like this can be fine is discharged, the pressure release, can prolong the discharge route of noise again simultaneously to the noise that better reduction was actually propagated away promotes food preparation machine's noise reduction effect further.

Drawings

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

fig. 1 is a schematic structural diagram of a food processor according to a first embodiment of the present invention.

Fig. 2 is a cross-sectional view of a blending cup according to an embodiment of the present invention.

Fig. 3 is a cross-sectional view of a cup lid in an embodiment of the food processor of the present invention.

Fig. 4 is an enlarged view of a in fig. 3.

Fig. 5 is an enlarged view of B in fig. 3.

FIG. 6 is an exploded view of the lid of the food processor according to an embodiment of the present invention.

Fig. 7 is a cross-sectional view of a feeding lid of a food processor according to a second embodiment of the present invention.

Fig. 8 is a schematic bottom structure view of a feeding cover in a second embodiment of the food processor of the present invention.

Fig. 9 is a cross-sectional view of a feeding lid in a third embodiment of the food processor of the present invention.

Fig. 10 is an enlarged view of C in fig. 9.

FIG. 11 is a cross-sectional view of a lid of a food processor according to a fourth embodiment of the present invention.

Fig. 12 is an enlarged view of D in fig. 11.

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

1. a machine base; 2. a stirring cup; 21. a cup body; 22. a cup cover; 221. a feeding channel; 222. a shock-absorbing sleeve; 23. a cup holder; 24. a grinding chamber; 3. a crushing knife; 4. a metal disc; 5. a feeding cover; 51. a baffle plate; 52. a grip portion; 53. an insertion portion; 531. a silencing hole; 532. a communicating hole; 54. a sound-deadening chamber; 541. an upper silencing chamber; 542. a lower muffling chamber; 55. a top cover of the feeding cover; 56. a seal ring; 57. a soft rubber sleeve; 571. soft glue passing through the hole; 572. limiting and flanging; 573. a spiral rib; 58. and an air outlet channel.

Detailed Description

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

The first embodiment is as follows:

as shown in fig. 1 to 6, the utility model provides a food preparation machine that noise reduction effect is good, including frame 1 and stirring cup 2, be equipped with motor (not shown in the figure) in the frame 1, be equipped with crushing sword 3 in the stirring cup 2, motor drive smashes sword 3 and rotates, stirring cup 2 includes that cup 21 and lid fit the bowl cover 22 of cup 21 top, stirring cup 2 still includes cup 23, cup 21 bottom is located to cup 23, and be equipped with metal disc 4 between cup 21 bottom and the cup 23, smash sword 3 and rotate on locating the diapire of metal disc 4, bowl cover 22 surrounds formation crushing chamber 24 with cup 21, be equipped with on the bowl cover 22 and throw material passageway 221, throw material passageway 221 department and be equipped with and throw material lid 5, throw material lid 5 and include baffle 51, the portion of gripping 52 and insert 53.

In this embodiment, throw material lid 5 and be equipped with amortization chamber 54, the diapire of inserting portion 53 is equipped with the amortization hole 531 that communicates amortization chamber 54 and crushing chamber 24, the lateral wall of inserting portion 53 is equipped with the intercommunicating pore 532 of intercommunication external world and amortization chamber 54, smash the sword work and produce the noise like this, the noise is when getting into the amortization intracavity by the amortization hole from crushing intracavity, at last spread away by the intercommunicating pore, it gets into the aperture to have formed from the macrospace, the macrospace of reentrant, discharge by the aperture at last, sound energy is releasing suddenly many times, the shrink, make the sound wave amplitude reduce, the sound intensity reduces, the noise figure reduces, thereby realize making an uproar, the holistic noise reduction effect of food processor has.

Specifically, the total area of the muffling holes 531 is S, 0.75mm²≤S≤20mm²S is specifically 20mm²The noise can be well blocked and weakened, the pressure in the crushing cavity can be discharged in time, the pressure balance in the stirring cup is ensured, the noise reduction can be well realized, the cup explosion caused by overlarge pressure of the stirring cup can be avoided, and the use safety is ensured; moreover, the silencing holes 531 are round holes, only one silencing hole 531 is arranged, the equivalent inner diameter of each silencing hole 531 is D1, D1 is larger than or equal to 1mm and smaller than or equal to 5mm, and D1 is specifically 5mm, so that the silencing holes are convenient to machine and form, noise can be well weakened and reduced, and the noise which is actually transmitted is reduced.

Moreover, the silencing cavity 54 comprises an upper silencing cavity 541 and a lower silencing cavity 542, and the equivalent inner diameter of the upper silencing cavity 541 is larger than that of the lower silencing cavity 542, so that the silencing cavity is also in a multistage shape, multistage noise reduction is realized by the silencing cavity, and the noise reduction effect is further improved; simultaneously, the portion of gripping 52 is upwards extended by the upper end of baffle 51 and is formed, the portion of gripping 52 is the annular and forms upper noise silencing chamber 541, the upper end of the portion of gripping 52 is equipped with throws material lid top cover 55 with upper noise silencing chamber 541 is confined, throw and be equipped with sealing washer 56 between material lid top cover 55 and the portion of gripping 52, so both conveniently throw the machine-shaping of material lid, simultaneously again can be fine seal the amortization chamber, prevent that the noise from spilling from the fit-up gap, can be better block the noise and weaken.

In order to better realize noise reduction, a shock absorption sleeve 222 can be arranged on the outer side wall of the feeding channel 221, and the shock absorption sleeve 222 is a silica gel sleeve, so that sound waves generated by vibration of the feeding channel of the shock absorption sleeve can be absorbed and weakened, and the noise reduction effect is realized; meanwhile, the damping sleeve has a good sound isolation effect and also has a noise isolation effect.

Certainly, a soft rubber sleeve 57 can be sleeved outside the insertion part 53, the soft rubber sleeve 57 is specifically a silica gel soft rubber sleeve, the side wall of the soft rubber sleeve 57 is provided with a soft rubber through hole 571 avoiding the communicating hole 532, the outer edge of the soft rubber through hole 571 is provided with a limit flange 572 extending into the communicating hole 571, and the limit flange 572 is annular, so that the insertion part 53 is in soft contact fit with the feeding channel 221, the matching handfeel of the insertion part and the feeding channel is increased, the matching of the insertion part and the feeding channel can be tighter through the soft rubber sleeve, and meanwhile, the soft rubber sleeve can also have absorption and attenuation functions on sound waves, so that the noise reduction function is achieved; meanwhile, a spiral rib 573 can be arranged outside the soft rubber sleeve 57, the spiral rib 573 is matched with the inner side wall of the feeding channel 221 to form an air outlet channel 58 for communicating the communication hole 532 with the outside, and the air outlet channel 58 is spiral, so that exhaust and pressure relief can be well guaranteed, meanwhile, the discharge path of noise can be prolonged, the noise which is actually transmitted can be better reduced, and the noise reduction effect of the food processor is further improved.

It is understood that D1 may also be 1mm, 1.5mm, 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 4.5mm, etc.

Example two:

the present embodiment is different from the first embodiment in that a plurality of muffling holes are provided.

In this embodiment, as shown in fig. 7 and 8, the silencing holes 531 are provided in a plurality of numbers, the equivalent inner diameters of the silencing holes 531 are D2, D2 is not more than 3mm, D2 is specifically 1mm, and the silencing holes 531 are circular holes, so that the noise can be weakened for many times through the silencing holes, the noise can be better weakened and reduced, and the actual transmitted noise can be better reduced.

It is understood that D2 may also be 1.5mm, 2mm, 2.5mm, 3mm, etc., at least no greater than 3 mm.

It is understood that several of the muffling holes may be circular holes, and the other holes may be holes of other shapes, that is, holes of multiple shapes may be combined.

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

Example three:

the difference between the present embodiment and the first and second embodiments is that the muffling hole is a stepped hole.

In this embodiment, as shown in fig. 9 and 10, the muffling hole 531 is a stepped hole, specifically, a stepped hole with a large top and a small bottom, that is, a hole close to the pulverization chamber is a small hole, and a hole above the small hole is a large hole, so that the stepped hole is formed, so that the cross section of the muffling hole is multistage, thereby realizing multistage noise reduction and better improving noise reduction effect.

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

Example four:

the difference between the present embodiment and the first, second and third embodiments is that the inner side wall of the feeding channel is provided with a damping sleeve.

In this embodiment, as shown in fig. 11 and 12, the inner side wall of the feeding channel 221 is provided with a damping sleeve 222, so that sound waves generated by vibration of the feeding channel of the damping sleeve can be absorbed and attenuated, thereby reducing noise; meanwhile, the damping sleeve has a good sound isolation effect and also has a noise isolation effect.

It can be understood that the inner side wall of the feeding channel and the outer side wall of the feeding channel are both provided with damping sleeves.

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

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

Claims

1. The utility model provides a food preparation machine that noise reduction effect is good, includes frame and stirring cup, is equipped with the motor in the frame, is equipped with crushing sword in the stirring cup, and motor drive smashes the sword and rotates, and the stirring cup includes that cup and lid fit in the bowl cover of cup top, and the bowl cover surrounds with the cup and forms crushing chamber, is equipped with on the bowl cover and throws the material passageway, throws material passageway department and is equipped with and throws the material lid, throws the material lid and includes baffle, portion of gripping and insertion portion, its characterized in that, throw the material lid and be equipped with the amortization chamber, the diapire of insertion portion is equipped with intercommunication amortization chamber and the amortization hole of smashing the chamber, and the.

2. The food processor of claim 1, wherein the total area of the muffling holes is S, 0.75mm²≤S≤20mm²。

3. The food processor of claim 1, wherein the muffling aperture has a single, equivalent inner diameter of D1, 1mm ≤ D1 ≤ 5 mm.

4. The food processor of claim 1, wherein the plurality of muffling holes are provided, the plurality of muffling holes have an equivalent inner diameter of D2, D2 is less than or equal to 3 mm.

5. The food processor of claim 1, wherein the sound dampening hole is a stepped hole.

6. The food processor of claim 1, wherein the muffling chamber comprises an upper muffling chamber and a lower muffling chamber, the upper muffling chamber having an equivalent internal diameter greater than the equivalent internal diameter of the lower muffling chamber.

7. The food processor of claim 6, wherein the holding portion is formed by extending the upper end of the baffle plate upward, the holding portion is annular and forms an upper silencing chamber, the upper end of the holding portion is provided with a feeding cover top cap for closing the upper silencing chamber, and a sealing ring is arranged between the feeding cover top cap and the holding portion.

8. Food processor according to claim 1, characterized in that the inner side wall of the dosing channel and/or the outer side wall of the dosing channel is provided with a damping sleeve.

9. The food processor as claimed in claim 1, wherein the outer sleeve of the insertion part is provided with a soft rubber sleeve, the side wall of the soft rubber sleeve is provided with a soft rubber through hole avoiding the communication hole, and the outer edge of the soft rubber through hole is provided with a limiting flange extending into the communication hole.

10. The food processor as defined in claim 9, wherein the soft rubber sleeve is provided with a spiral rib at an outer portion thereof, the spiral rib is engaged with an inner sidewall of the feeding channel to form an air outlet channel communicating the communicating hole with the outside, and the air outlet channel is formed in a spiral shape.