CN212438364U

CN212438364U - Food preparation machine convenient to production assembly

Info

Publication number: CN212438364U
Application number: CN202020584437.5U
Authority: CN
Inventors: 王旭宁; 黄东仁; 郭先炳; 吕文韬
Original assignee: Joyoung Co Ltd
Current assignee: Joyoung Co Ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2021-02-02
Anticipated expiration: 2030-04-17

Abstract

The utility model provides a food processing machine convenient to production and assembly, which comprises a machine body, a stirring cup arranged on the machine body, the stirring cup comprises a cup body and a cup cover, the cup cover and the cup cover are combined to form a crushing cavity, a crushing knife is arranged in the crushing cavity, a motor is arranged in the machine body, the motor is arranged below the bottom of the cup body, the motor comprises a motor shaft, the bottom of the cup body is provided with a through hole for the motor shaft to pass through the bottom of the cup body so as to extend into the crushing cavity, the crushing knife is arranged at the upper end of the motor shaft, a shaft sealing element is arranged between the motor shaft and the through hole, a shaft sleeve is arranged below the bottom of the cup body, a bearing is arranged in the shaft sleeve, the shaft sealing element is arranged on the shaft sleeve, so that the shaft sleeve and the shaft sealing element are combined into a whole, a sealing effect with an inner seal is, saves the production process and greatly facilitates the production and assembly of the food processor.

Description

Food preparation machine convenient to production assembly

Technical Field

The utility model relates to a food preparation machine field especially relates to a food preparation machine convenient to production assembly.

Background

The shaft seal structure of the existing food processor is similar to the prior structure in the whole structure, the shaft seal structure is arranged at the bottom of the stirring cup to play a role in sealing, a shaft sleeve is arranged below an inner seal, and a bearing is arranged below the shaft sleeve. The whole system is installed through interference fit, and then the whole shaft seal system is fixed in a glue sealing mode. The whole shaft seal system not only plays a role in sealing, but also ensures that the friction coefficient of the cutter shaft is reduced in the rotating process, the service life is prolonged, and the rotation precision is ensured.

However, the structure still has certain problems, such as complex installation of the whole system, need to sequentially compress the inner seal, the shaft sleeve and the bearing, and finally use glue to fix the whole system, complex working procedures and higher cost.

Disclosure of Invention

An object of the utility model is to provide a food preparation machine convenient to production assembly.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a food preparation machine convenient to production assembly, includes the organism, locates the stirring cup of organism, and the stirring cup includes cup and bowl cover, and the bowl cover closes with the cup lid and forms crushing chamber, smashes the intracavity and is equipped with crushing sword, is equipped with the motor in the organism, and the motor is located cup bottom below, and the motor includes the motor shaft, and cup bottom is equipped with and supplies the motor shaft to pass the through-hole of cup bottom in order to stretch into crushing intracavity, smashes the sword and locates the motor shaft upper end, wherein, be equipped with the axle sealing member between motor shaft and the through-hole, cup bottom below is equipped with the axle sleeve, is equipped with.

Further, the shaft sealing element is an elastic element, and the elastic element at least wraps the upper end of the shaft sleeve.

Further, the shaft seal includes a side lip attached to the outer peripheral side wall of the motor shaft and an upper lip attached to the bottom of the cup body.

Furthermore, the side lips comprise a first lip, a second lip arranged below the first lip and a third lip arranged below the second lip, and the first lip at least partially extends into the through hole and is tightly attached to the peripheral side wall of the motor shaft when the motor is installed in place.

Furthermore, the side lips are all obliquely arranged upwards.

Furthermore, the inside wall of axle sleeve is equipped with and carries out the spacing step that the axial is upwards spacing to the bearing.

Furthermore, the shaft sleeve is a metal shaft sleeve, the elastic part completely wraps the shaft sleeve, an elastic flanging formed by inward extension of the elastic part is arranged at the lower end of the shaft sleeve, the upper end face of the bearing is abutted against the limiting step after the bearing is installed in place, and the lower end face of the bearing is tightly attached to the elastic flanging.

Further, the upper end of motor is equipped with motor support, and motor support is fixed in order to compress tightly the axle sleeve and spacing with the vertical direction of axle sleeve with cup bottom.

Further, the cup bottom is equipped with the cavity of upwards protrusion in order to hold elastic component upper end and axle sleeve upper end, is located to be equipped with the mounting groove on the motor support of through-hole below, and in the mounting groove was located to the axle sleeve lower extreme, the motor installation target in place back elastic component's up end and the top surface butt of cavity, the lower terminal surface of elastic component and the interior bottom surface butt of mounting groove.

Furthermore, the middle of the motor support is provided with an installation boss protruding upwards, and the installation groove is formed in the installation boss.

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

1. the utility model discloses in, set up the axle seal spare between motor shaft and through-hole, and set up the axle sleeve in cup bottom below, and be equipped with the bearing in the axle sleeve, locate the axle sleeve with the axle seal spare, make axle sleeve and axle seal spare unite two into one, form a sealed effect that had both had the inside seal, the supporting role of axle sleeve also has, when the assembly, pack into the axle sleeve with the bearing earlier, cup bottom directly packs into the axle sleeve again, the axle seal spare also directly changes over to cup bottom along with the axle sleeve, the motor shaft directly passes the bearing, the centre bore of axle sleeve is in order to stretch into the cup, need not to compress tightly the axle seal spare, more need not to fix the axle sleeve with glue, the production process has been saved, the production assembly of bearing seal structure has been made things convenient for greatly, also the production assembly who has made things convenient for food preparation machine greatly, the.

2. The shaft seal part is specifically the elastic component, adopts the elastic component, and is not only sealed effectual, makes things convenient for the assembly of shaft seal part again, and the elastic component wraps up the axle sleeve upper end at least, can guarantee like this that the part of axle sleeve and through-hole contact all is by the shaft seal cladding to guarantee the leakproofness between motor shaft and the through-hole, prevent that thick liquid or edible material from spilling.

3. Through set up side lip and last lip on the shaft seal spare, strengthened the leakproofness between the periphery lateral wall of shaft seal spare and motor shaft greatly, and strengthened the leakproofness between shaft seal spare and the cup bottom greatly, sealed two positions promptly, realized dual seal to the sealed effect of shaft seal spare has been strengthened greatly.

4. Through the three side lip mouth of interval about following shaft seal's axial with the side lip mouth, specifically be three position about in, formed triple seal, still strengthened the area of contact between side lip mouth and the motor shaft periphery lateral wall to promote shaft seal's leakproofness greatly, with the sealed effect of guaranteeing between motor shaft and the through-hole, prevent that thick liquid or edible material from spilling.

5. Set up the side lip tilt up for the side lip is closer to the through-hole, and when having thick liquid or eating material to spill downwards by the fit clearance of through-hole and motor shaft like this, the side lip slope sets up and just plays the effect that upwards blocks the thick liquid, with the sealed effect of further promotion shaft seal spare.

6. The inside wall of axle sleeve is equipped with and carries out the spacing step that the axial upwards was spacing to the bearing to the axle sleeve drunkenness about can not be when guaranteeing the motor shaft rotation, with the steadiness of guaranteeing the axle sleeve, and make to have certain interval between the up end of bearing and the side lip, distribute about forming, avoid the up end extrusion side lip of bearing, thereby guarantee the sealed effect of axle sealing member.

7. Through setting the axle sleeve to the metal axle sleeve, the intensity of axle sleeve has been strengthened, in order to guarantee the supporting effect of axle sleeve, and wrap up the axle sleeve completely with the elastic component, make the axle sleeve be elastic contact with the external contact, can play fine shock attenuation cushioning effect, thereby the effectual vibrations of alleviating the motor and bringing when the motor is worked, simultaneously through setting up the elasticity turn-ups, it is spacing with the better axial of bearing through spacing step and elasticity turn-ups like this, simultaneously because the elasticity turn-ups, make to be elastic contact between the lower terminal surface of bearing and the up end of motor, soft contact promptly, thereby the better vibrations that bring when reducing motor work.

8. The upper end of motor is equipped with motor support, and motor support is fixed bottom the cup in order to compress tightly the axle sleeve and spacing with the vertical direction of axle sleeve, can need not to set up solitary vertical direction limit structure like this, through the clamp between motor support and the cup bottom tightly, can be spacing with the vertical direction of axle sleeve to guarantee the steadiness of axle sleeve, thereby guarantee the supporting effect to the motor shaft, can guarantee the stability of axle sealing member again simultaneously, in order to guarantee the sealed effect between motor shaft and the through-hole.

9. Through setting up the cavity bottom the cup, and set up the mounting groove on motor support, install the axle sleeve between cavity and mounting groove, the up end of elastic component and the top surface butt of cavity after the motor installation targets in place like this, and the interior bottom surface butt of the lower terminal surface of elastic component and mounting groove, make the axle sleeve be elastic contact completely with outside contact, soft contact promptly, can carry out radial direction's spacing to the axle sleeve simultaneously again, prevent that the axle sleeve is unstable and make the motor shaft rock, stability and reliability when guaranteeing food preparation machine operation.

10. The middle of motor support department is equipped with the convex installation boss that makes progress, and on the installation boss was located to the mounting groove, not only made things convenient for the machine-shaping of mounting groove like this, and the intensity of mounting groove is good, installs back in the mounting groove at the axle sleeve, the steadiness of assurance axle sleeve that can be fine, not only fine assurance is to the supporting role of motor shaft, the sealed effect of assurance between motor shaft and the through-hole that again can be fine.

Drawings

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

fig. 1 is a cross-sectional view of a food processor according to a first embodiment of the present invention.

Fig. 2 is an enlarged view of a in fig. 1.

Fig. 3 is a cross-sectional view of a shaft sleeve and shaft seal in an embodiment of the food processor of the present invention.

Fig. 4 is a cross-sectional view of a food processor according to a second embodiment of the present invention.

Fig. 5 is an enlarged view of B in fig. 4.

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

1. a body; 100. a motor; 110. a motor shaft; 120. a motor bracket; 1201. mounting a boss; 1202. mounting grooves; 2. a stirring cup; 21. a cup body; 211. a through hole; 212. a boss; 2121. a concave cavity; 22. a cup cover; 23. a grinding chamber; 3. a crushing knife; 41. a shaft seal; 411. a side lip; 4111. a first lip; 4112. a second lip; 4113. a third lip; 412. an upper lip; 413. elastic flanging; 42. a shaft sleeve; 421. an inner cavity; 422. a limiting step; 43. and a bearing.

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 3, the utility model provides a food preparation machine convenient to production assembly, which comprises a bod 1, locate organism 1's stirring cup 2, stirring cup 2 includes cup 21 and bowl cover 22, bowl cover 22 closes with cup 21 lid and forms crushing chamber 23, it smashes sword 3 to be equipped with in the chamber 23, be equipped with motor 100 in the organism 1, motor 100 is located cup 21 bottom below, motor 100 includes motor shaft 110, cup 21 bottom is equipped with and supplies motor shaft 110 to pass cup 21 bottom in order to stretch into the through-hole 211 of smashing the intracavity 23, cup 21 bottom central part upwards protrusion forms the boss 212 that has cavity 2121, the top of boss 212 is located to through-hole 211, smash sword 3 and locate motor shaft 110 upper end, smash sword 3 specifically through riveting fixation in motor shaft 110 upper end.

In this embodiment, in order to ensure the sealing between the motor shaft and the through hole, a shaft sealing element 41 is disposed between the motor shaft 110 and the through hole 211, a shaft sleeve 42 is disposed below the bottom of the cup body 21, the upper end of the shaft sleeve 42 is disposed in the cavity 2121, i.e. the upper end of the shaft sleeve 42 abuts against the bottom of the cup body 21, i.e. the upper end of the shaft sleeve 42 abuts against the inner top surface of the cavity 2121, an inner cavity 421 is disposed in the shaft sleeve 42, a bearing 43 is disposed in the inner cavity 421, the bearing 43 is sleeved outside the motor shaft 110 to support and limit the motor shaft 110, and well reduce the friction force when the motor shaft rotates, so as to improve the speed and smoothness when the motor shaft rotates, meanwhile, the shaft sealing element 41 is disposed on the shaft sleeve 42, i.e. the shaft sealing element 41 and the shaft sleeve 42 are integrated into one, which forms a sealing function with both an inner, the shaft sleeve 42 is directly arranged in the concave cavity 2121 at the bottom of the cup body 21, the shaft sealing element 41 and the shaft sleeve 42 are integrated, and simultaneously the shaft sealing element and the shaft sleeve 42 are directly rotated into the concave cavity 2121 at the bottom of the cup body 21 along with the shaft sleeve 42, the motor shaft 110 directly penetrates through the bearing 43 and the central hole of the shaft sleeve 42 to extend into the cup body 21, the shaft sealing element is not required to be pressed, the shaft sleeve is not required to be fixed by glue, the production process is saved, the production and assembly of the shaft sealing structure are greatly facilitated, the production and assembly of a food processor are also greatly facilitated, the number of used parts is reduced, and the.

It is specific, shaft seal 41 is the elastic component, specifically be the silica gel spare, shaft seal 41's shape and shaft sleeve 42's shape phase-match set up, shaft sleeve 42 is the tube-shape that has the roof, shaft seal 41 corresponds and is the axial and have the tube-shape sealing washer of take the altitude, adopt the elastic component, not only sealed effectual, make things convenient for the assembly of shaft seal again, and simultaneously, wrap up shaft sleeve 42 upper end at least with the elastic component, the part that can guarantee shaft sleeve and through-hole contact like this all is by the shaft seal cladding, in order to guarantee the leakproofness between motor shaft and the through-hole, prevent that thick liquid or edible material from spilling, the material of elastic component is few simultaneously, and the cost is.

More specifically, in order to ensure the supporting effect of the shaft sleeve, the shaft sleeve 42 is designed as a metal shaft sleeve, specifically, a stainless steel shaft sleeve, stainless steel is high in hardness, good in strength, durable and convenient to produce and process, and in order to avoid hard collision caused by contact between the metal shaft sleeve and the bottom of the cup body and the upper end of the motor, the shaft seal 41 completely wraps the shaft sleeve 42, namely the shaft sleeve 42 is completely wrapped by an elastic piece, so that the shaft sleeve and external contact are elastic contact, a good damping and buffering effect can be achieved, and vibration caused by the motor can be effectively relieved when the motor works; meanwhile, the side wall of the inner cavity 421 of the shaft sleeve 42 is provided with a limit step 422 for limiting the bearing 43 axially and upwards so as to ensure that the shaft sleeve cannot move up and down when the motor shaft rotates, so as to ensure the stability of the shaft sleeve, and ensure that a certain distance is formed between the upper end surface of the bearing and the side lip to form vertical distribution, so that the upper end surface of the bearing is prevented from extruding the side lip, and the sealing effect of the shaft sealing element is ensured; of course, it can be understood that, since the shaft sealing element 41 completely wraps the shaft sleeve 42, the limiting step 422 is formed by the shaft sealing element 41 sleeved on the side wall of the inner cavity of the shaft sleeve 42, that is, the limiting step 422 is an elastic limiting step, so that the bearing can also have a good buffering and damping effect.

In order to ensure the sealing performance of the shaft sealing element, the shaft sealing element 41 may include a side lip 411 attached to the outer peripheral side wall of the motor shaft 110 and an upper lip 412 attached to the bottom of the cup body 21, and by providing the side lip and the upper lip on the shaft sealing element, the sealing performance between the shaft sealing element and the outer peripheral side wall of the motor shaft is greatly enhanced, and the sealing performance between the shaft sealing element and the bottom of the cup body is greatly enhanced, that is, two positions are sealed, double sealing is realized, so that the sealing effect of the shaft sealing element is greatly enhanced; wherein, the side lip 411 and the upper lip 412 are both annular, that is to say, form a sealed annular, and the sealing effect is better.

In addition, the side lip 411 comprises a first lip 4111, a second lip 4112 arranged below the first lip 4111 and a third lip 4113 arranged below the second lip 4112, so that after the motor 100 is installed in place, at least part of the first lip 4111 extends into the through hole 211 and is tightly attached to the peripheral side wall of the motor shaft 110, three side lips which are spaced up and down along the axial direction of the shaft sealing member, specifically, an upper position, a middle position and a lower position, form triple sealing, and further enhance the contact area between the side lips and the peripheral side wall of the motor shaft, thereby greatly improving the sealing performance of the shaft sealing member, ensuring the sealing effect between the motor shaft and the through hole, and preventing slurry or food from leaking; simultaneously, with the equal tilt up setting of first lip 411 second lip 4112 and third lip 4113 for the side lip is more close to the through-hole, and when having thick liquid or eating material to spill downwards by the fit clearance of through-hole and motor shaft like this, the slope of side lip sets up and just plays the effect that upwards blocks the thick liquid, with the sealed effect of further promotion shaft seal spare.

In order to facilitate the installation and fixation between the motor and the cup body, a motor support 120 can be arranged at the upper end of the motor 100, the motor support 120 is fixed with the bottom of the cup body 21 to tightly press the shaft sleeve 42, so that the shaft sleeve 42 is limited in the vertical direction, namely, in the axial direction, and thus, an independent vertical direction limiting structure is not required to be arranged, and the shaft sleeve can be limited in the vertical direction through the clamping between the motor support and the bottom of the cup body so as to ensure the stability of the shaft sleeve, thereby ensuring the supporting effect of a motor shaft, and simultaneously ensuring the stability of a shaft sealing element so as to ensure the sealing effect between the motor shaft and a through hole; specifically, the bottom of the cup body 21 is provided with a fixing column protruding downwards, the motor support 120 is provided with a fixing hole, the fastener penetrates through the fixing hole to be connected with the fixing column so as to fix the motor 100 to the bottom of the cup body 21, the fixing mode is simple and reliable, the motor is not prone to loosening, and the stability of the motor during operation can be well guaranteed.

In order to facilitate the installation of the shaft sleeve and the stability after installation, an installation boss 1201 can be arranged on the motor support 120 positioned below the through hole 211, the installation boss 1201 is formed by upward protrusion of the middle part of the motor support 120, an installation groove 1202 is arranged on the installation boss 1201, and the lower end of the shaft sleeve 42 is arranged in the installation groove 1202, so that the processing and forming of the installation groove are facilitated, the strength of the installation groove is good, after the shaft sleeve is arranged in the installation groove, the stability of the shaft sleeve can be well guaranteed, the supporting effect on a motor shaft can be well guaranteed, and the sealing effect between the motor shaft and the through hole can be well guaranteed; meanwhile, after the motor 100 and the cup body 21 are fixed in place, the upper end surface of the shaft sealing element 41 is abutted against the top surface of the concave cavity 2121, the lower end surface of the shaft sealing element 41 is abutted against the inner bottom surface of the mounting groove 1202, namely the upper end surface of the elastic element is abutted against the top surface of the concave cavity 2121, and the lower end surface of the elastic element is abutted against the inner bottom surface of the mounting groove 1202, so that the shaft sleeve is completely in elastic contact with the outside, namely, in soft contact, and meanwhile, the shaft sleeve can be limited in the radial direction, and the shaft sleeve is prevented from being unstable so that the motor shaft shakes, thereby ensuring the stability and reliability of.

It can be understood that the shaft sealing element and the shaft sleeve can be in a split structure, that is, the shaft sealing element is sleeved outside the shaft sleeve through interference.

It will be appreciated that the shaft seal may also be rubber.

It is understood that the sleeve may be other metal sleeves, such as copper, iron, aluminum alloy, etc., or may be plastic sleeves, such as PC, nylon, etc.

It can be understood that the shaft seal can also only wrap the upper end of the shaft sleeve, correspondingly, the limiting step is formed by the side wall of the inner cavity of the shaft sleeve, so as to axially limit and fix the bearing.

It can be understood that the motor support can be directly arranged on the upper end surface of the motor support without arranging the mounting boss.

Example two:

the difference between the present embodiment and the first embodiment is that the bottom of the shaft sealing element is provided with an elastic flange.

In this embodiment, as shown in fig. 4 to 5, the shaft sealing element 41 is an elastic element, and completely wraps the shaft sleeve 42, and, the lower end of the shaft sleeve 42 is provided with an elastic flange 413 formed by inward extension of the elastic element, the upper end surface of the bearing 43 abuts against the limit step 422 after the bearing 43 is installed in place, the lower end surface of the bearing 43 abuts against the elastic flange 413, and meanwhile, the bearing can be axially limited better by the double axial limitation of the limit step and the elastic flange, and meanwhile, due to the elastic flange, the lower end surface of the bearing is in elastic contact with the upper end surface of the motor, namely, in soft contact, so as to better reduce the vibration caused by the working of the motor.

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.

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 convenient to production assembly, includes the organism, locates the stirring cup of organism, and the stirring cup includes cup and bowl cover, and the bowl cover closes with the cup lid and forms crushing chamber, smashes the intracavity and is equipped with crushing sword, is equipped with the motor in the organism, and the motor is located cup bottom below, and the motor includes the motor shaft, and cup bottom is equipped with the through-hole that supplies the motor shaft to pass cup bottom in order to stretch into crushing intracavity, smashes the sword and locates the motor shaft upper end, its characterized in that, be equipped with the axle seal spare between motor shaft and the through-hole, cup bottom below is equipped with the axle sleeve, is equipped with.

2. The food processor of claim 1, wherein the shaft seal is a resilient member that wraps around at least an upper end of the sleeve.

3. The food processor of claim 2, wherein the shaft seal includes a side lip that engages the peripheral sidewall of the motor shaft and an upper lip that engages the bottom of the cup.

4. The food processor of claim 3, wherein the side lips include a first lip, a second lip disposed below the first lip, and a third lip disposed below the second lip, the motor being mounted in position with the first lip at least partially extending into the through-hole and abutting the peripheral sidewall of the motor shaft.

5. A food processor as defined in claim 3, wherein the side lips are each disposed obliquely upwardly.

6. The food processor of claim 2, wherein the inner sidewall of the sleeve defines a retention step for retaining the bearing axially upward.

7. The food processor of claim 6, wherein the sleeve is a metal sleeve, the elastic member completely wraps the sleeve, an elastic flange formed by the inward extension of the elastic member is disposed at the lower end of the sleeve, the upper end surface of the bearing abuts against the limiting step after the bearing is mounted in place, and the lower end surface of the bearing abuts against the elastic flange.

8. The food processor as defined in claim 7, wherein the motor has a motor bracket at an upper end thereof, the motor bracket being fixed to the bottom of the cup body to compress the sleeve and vertically restrain the sleeve.

9. The food processor as defined in claim 8, wherein the cup body has a cavity formed in a bottom thereof and projecting upwardly to receive an upper end of the elastic member and an upper end of the sleeve, the motor bracket is provided with a mounting groove formed below the through hole, a lower end of the sleeve is disposed in the mounting groove, an upper end surface of the elastic member abuts against a top surface of the cavity, and a lower end surface of the elastic member abuts against an inner bottom surface of the mounting groove when the motor is mounted in place.

10. The food processor of claim 9, wherein the motor bracket has an upwardly projecting mounting boss at a center thereof, and the mounting slot is formed in the mounting boss.