CN215687194U - Stable food preparation machine - Google Patents

Abstract

The utility model discloses a stable food processor, which relates to the technical field of domestic electric appliances and comprises a machine body, a crushing cup internally provided with a crushing device and a motor, wherein the bottom wall of the crushing cup is provided with a shaft hole, a motor shaft of the motor penetrates through the shaft hole to be connected with the crushing device, a shaft sealing element is arranged in the shaft hole, the outer side wall of the shaft sealing element is provided with a bulge, the hole wall of the shaft hole is provided with a groove matched with the bulge, and the shaft sealing element is pressed into the shaft hole from the inside of the crushing cup so as to enable the bulge to be in interference fit with the groove. Through setting up the axle sealing member into from crushing in cup pressure equipment to the shaft hole, and protruding and recess interference fit for the shaft hole carries out the omnidirectional spacing to the axle sealing member, thereby realize the cooperation of being connected in axle sealing member and shaft hole, the assembly efficiency has been promoted, and the up end of axle sealing member does not contact with the diapire of crushing cup moreover, has reduced the interaction force of axle sealing member with crushing cup, has guaranteed the axiality of motor shaft and axle sealing member, has improved the rotational stability of motor shaft.

Description

Stable food preparation machine

Technical Field

The utility model relates to the technical field of domestic appliances, in particular to a stable food processing machine.

Background

The existing food processor usually comprises a crushing cup and a motor, wherein a crushing device is arranged in a machine body, a shaft hole is formed in the bottom wall of the crushing cup, a motor shaft of the motor penetrates through the shaft hole to be connected with the crushing device, and a shaft sealing piece is arranged in the shaft hole. The installation usually is from the lower side in shaft hole to the time of installing shaft seal spare, then set up a spacing part in shaft seal spare's below and fix shaft seal spare in the shaft hole, it is very inconvenient to assemble, and traditional crushing cup diapire leaves the step hole that supplies the motor shaft to pass, therefore the up end of shaft seal spare and the diapire step face of crushing cup lean on spacingly in the butt of installing the rear shaft seal spare in place, after the shaft seal spare is heated the inflation, the shaft seal spare can produce the deformation, because the diapire of crushing cup can block the upwards inflation of shaft seal spare, consequently can increase the deformation of shaft seal spare in radial, lead to the motor shaft to take place the displacement along with the deformation of shaft seal spare, reduce the axiality of shaft seal spare and motor shaft, and can take place to interfere with the diapire of crushing cup after the motor shaft displacement, seriously influence motor shaft rotational stability, reduce user experience.

Disclosure of Invention

The utility model aims to provide a stable food processor, which is used for solving the problem of low coaxiality of a shaft sealing piece and a motor shaft in the conventional food processor.

In order to achieve the purpose, the utility model provides a stable food processor which comprises a machine body, a crushing cup with a built-in crushing device and a motor, wherein the bottom wall of the crushing cup is provided with a shaft hole, a motor shaft of the motor penetrates through the shaft hole to be connected with the crushing device, a shaft sealing element is arranged in the shaft hole, the outer side wall of the shaft sealing element is provided with a bulge, the hole wall of the shaft hole is provided with a groove matched with the bulge, and the shaft sealing element is pressed into the shaft hole from the inside of the crushing cup so that the bulge is in interference fit with the groove.

This application is through setting up the axle sealing member to in pressure equipment to the shaft hole in the self-crushing cup, and protruding and recess interference fit for the shaft hole carries out the omnidirectional spacing to the axle sealing member, thereby realizes the cooperation of being connected in axle sealing member and shaft hole, guarantees the stability of axle sealing member, has saved simultaneously and has established in addition a spacing part and fix the axle sealing member in the shaft hole, has promoted assembly efficiency, has reduced manufacturing cost. And the up end of axle sealing member need not spacing with the diapire step face of smashing the cup, avoided axle sealing member up end and the diapire of smashing the cup to contact, thereby the interact power between axle sealing member and the crushing cup has been reduced, avoided leading to axle sealing member deformation to cause the axiality of axle sealing member and shaft hole to reduce owing to smashing the too big axle sealing member extrusion force of cup, and then the axiality that leads to motor shaft and shaft hole reduces the condition that causes motor shaft and the diapire of smashing the cup to touch, the axiality of motor shaft and axle sealing member has been guaranteed, the rotational stability of motor shaft has been improved. The lateral wall of shaft seal spare is equipped with the arch simultaneously, the pore wall in shaft hole be equipped with protruding assorted recess, the axial fixity of shaft hole counter shaft seal spare has been realized, and protruding and recess interference fit, it is spacing to have realized shaft hole counter shaft seal spare circumference, make the cooperation of being connected in shaft seal spare and shaft hole more firm, shaft seal spare rotates the condition along with the motor shaft when avoiding the motor shaft to rotate, and help improving the leakproofness of shaft hole and shaft seal spare, avoid thick liquid etc. to enter into the condition that causes to store up the dirt in the clearance between shaft hole and the shaft seal spare, guarantee the clean and tidy nature of complete machine, user experience has been promoted.

In a preferred realization of the stable food processor, the protrusion is provided with a limiting part, and the groove is provided with a rotation stopping part which is rotationally limited with the limiting part.

Through set up spacing portion in the arch, and the recess be equipped with spacing rotatory spacing portion that splines of portion, make protruding and recess cooperation back, it is spacing to the portion that splines, make the spacing further improvement of shaft hole counter shaft seal's circumference, the stability of shaft seal spare has further been improved, avoid the condition that the shaft seal spare rotates along with the motor shaft, the condition that the shaft seal spare probably causes shaft seal spare and motor shaft axiality to reduce after having avoided the shaft seal spare to rotate simultaneously, the axiality of shaft seal spare and motor shaft has further been improved, motor shaft pivoted stability has been guaranteed.

In a preferred embodiment of the stable food processor, the projection is ring-shaped and the limiting portion is a recess provided on the projection.

Through setting up the arch into annular structure, increased the area of contact of arch and recess on the one hand, further improved the recess to bellied limiting displacement, made the axle sealing member steadiness further improve, on the other hand has improved bellied bulk strength, when guaranteeing that the axle sealing member receives external force, the protruding extrusion that can bear external force is guaranteed to be located the recess, avoids the axle sealing member to break away from the shaft hole, further improves the steadiness of axle sealing member. Simultaneously spacing portion is for setting up the breach in the arch, the production and processing of the spacing portion of being convenient for, and spacing portion is more convenient with the cooperation of rotation stopping portion simultaneously, improves assembly efficiency.

In a preferred realization of a stable food processor, the projection comprises a plurality of segments arranged at intervals in the circumferential direction of the shaft seal, the space between two adjacent segments forming the limit stop.

The connection fit stability of the shaft sealing element and the groove is further improved by arranging the protrusion to comprise a plurality of segments arranged at intervals along the circumferential direction of the shaft sealing element, so that the protrusion and the groove are mutually matched in a plurality of directions of the shaft sealing element. Meanwhile, a spacing part is formed in a gap between two adjacent subsections, so that the material consumption in the process of producing and processing the bulges is reduced, and the production cost is reduced.

In a preferred embodiment of the stable food processor, the shaft seal comprises a resilient body and a supporting skeleton which is enclosed inside the resilient body, the projection being formed integrally with the resilient body.

Through setting up the shaft seal spare into including elastic body and parcel at the inside support chassis of elastic body, because support chassis's intensity is higher to make the bulk strength of shaft seal spare to improve, reduce the risk that shaft seal spare warp, avoid shaft seal spare intensity to hang down to lead to the shaft seal spare to take place to warp the condition that leads to the axiality of shaft seal spare and motor shaft to reduce easily. Simultaneously, the bulge and the elastic main body are integrally formed, so that the step of connecting the bulge and the elastic main body is reduced, the assembly efficiency is improved, the connection strength of the bulge and the elastic main body is improved, and the stability of connection of the bulge is ensured. Simultaneously, the bulge is also elastic, so that when the shaft sealing element is pressed into the shaft hole, the shaft sealing element is more easily pressed into the shaft hole by virtue of the deformation of the bulge, and the assembly is more convenient.

In a preferred embodiment of the stable food processor, the top wall of the shaft seal is not higher than the inner side of the bottom wall of the comminution cup.

Through the form that sets up the roof with shaft seal spare into the diapire medial surface that is not higher than crushing cup for the material is when near through shaft seal spare, can not long-pending have shaft seal spare and the dead angle department that smashes the cup and produce, guarantees the clean and tidy nature in the crushing cup, avoids shaft seal spare's roof to be higher than the diapire that smashes the cup and leads to the material card stagnation to cause the condition that smashes the cup and store up the dirt in dead angle department that both produced when shaft seal spare.

In a preferred embodiment of the stable food processor, the motor shaft is provided with a bearing which is fixed in the shaft bore below the shaft seal.

Through being equipped with the bearing at motor shaft cover for the upper end of motor shaft is spacing through the bearing, has improved the stability of motor shaft, and the bearing is fixed in the axle hole and is located the below of axle sealing member simultaneously, makes the motor shaft pass through the spacing of bearing and fixes in the axle hole, has further improved the axiality of motor shaft and axle sealing member, avoids the motor shaft to take place the condition that the displacement leads to the axiality of motor shaft and axle sealing member to reduce. And the bearing is fixed in the shaft hole, and a support is not required to be additionally arranged to mount components such as the bearing, so that the bearing is convenient to mount, the assembly efficiency is improved, the structure of the whole machine is simplified, and the structure of the whole machine is more compact.

In a preferred embodiment of the stable food processor, the motor shaft is provided with a bearing, the upper bracket of the motor is provided with a bearing hole, the lower part of the bearing is fixed in the bearing hole, and the upper part of the bearing extends into the shaft hole and is fixedly connected with the wall of the shaft hole.

Fix in the bearing hole through the lower part with the bearing, the upper portion of bearing stretches into in the shaft hole with the pore wall fixed connection in shaft hole, need not to establish in addition on the one hand and install parts such as bearing, the installation of bearing has been made things convenient for, the assembly efficiency has been promoted, the structure of complete machine has been simplified simultaneously, make the complete machine structure compacter, on the other hand the bearing can act as the effect of locating part, when the relative movement will take place with crushing cup in the upper bracket of motor, the bearing blocks between the two, avoid both to take place relative displacement, thereby make the motor can keep relatively stable, and then guarantee the stability of motor shaft, avoid the motor shaft to take place the displacement, improve the axiality of the shaft seal spare of motor shaft.

In a preferred embodiment of the stable food processor, the wall of the shaft hole extends towards the upper support of the motor, which has a limiting groove into which the wall of the shaft hole is inserted.

Set up to the upper bracket extension to the motor through the pore wall with the shaft hole, the upper bracket of motor has a spacing groove, and the pore wall in shaft hole inserts to the spacing groove, with the help of the pore wall in shaft hole and the cooperation of spacing groove, has further improved the complex stability between the upper bracket of smashing cup and motor, avoids both to take place the condition that relative position leads to motor shaft and axle seal member axiality to reduce.

In a preferred realization of the stable food processor, the hole wall of the shaft hole is provided with a positioning element, the positioning element is isolated between the bearing and the shaft sealing element, and the top wall of the outer ring of the bearing is abutted against the positioning element.

Set up the setting element through the pore wall in shaft hole, the setting element is kept apart between bearing and shaft seal spare, and the roof and the setting element butt of the outer lane of bearing for the bearing can keep apart with shaft seal spare, takes place the displacement after avoiding the bearing atress and produces the axial float and lead to bearing and shaft seal spare to contact and cause the condition that the bearing can not rotate smoothly.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic diagram of a food processor according to an embodiment of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic view of a portion of a food processor according to another embodiment of the present invention;

FIG. 4 is an enlarged view of section 3 of FIG. 1;

FIG. 5 is a schematic view of the upper bracket and shaft hole of a motor according to another embodiment of the present invention;

FIG. 6 is a schematic structural view of a shaft seal according to an embodiment of the present invention.

Description of reference numerals:

1-crushing cup, 11-shaft hole and 111-groove; 2-motor, 21-motor shaft, 22-upper bracket and 221-limit groove; 3-a crushing device; 4-shaft seal, 41-elastomeric body, 411-projection, 4111-stop, 4112-guide face, 42-support skeleton; 5-a bearing; 6-a positioning member; 7-static grinding head.

Detailed Description

In order to more clearly explain the overall concept of the present invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.

It should be noted that in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the scope of the present invention is not limited by the specific embodiments disclosed below.

As shown in fig. 1 and 2, the utility model provides a stable food processor, which comprises a machine body, a crushing cup 1 with a built-in crushing device 3, and a motor 2, wherein the bottom wall of the crushing cup 1 is provided with a shaft hole 11, a motor shaft 21 of the motor 2 penetrates through the shaft hole 11 to be connected with the crushing device 3, a shaft sealing element 4 is arranged in the shaft hole 11, the outer side wall of the shaft sealing element 4 is provided with a protrusion 411, the hole wall of the shaft hole 11 is provided with a groove 111 matched with the protrusion 411, and the shaft sealing element 4 is pressed into the shaft hole 11 from the inside of the crushing cup 1 so that the protrusion 411 is in interference fit with the groove 111.

This application is through setting up shaft seal 4 to in pressure equipment to shaft hole 11 in smashing cup 1 certainly, and protruding 411 and recess 111 interference fit for shaft hole 11 carries out the omnidirectional spacing to shaft seal 4, thereby realizes shaft seal 4 and shaft hole 11's the cooperation of being connected, guarantees shaft seal 4's stability, has saved simultaneously and has established in addition that a spacing part fixes shaft seal 4 in shaft hole 11, has promoted assembly efficiency, has reduced manufacturing cost. And the up end of shaft seal 4 need not spacing with the diapire step face of smashing cup 1, avoided shaft seal 4 up end and the diapire of smashing cup 1 to contact, thereby the interact power between shaft seal 4 and the smashing cup 1 has been reduced, avoided leading to shaft seal 4 to warp because smashing cup 1 to the too big shaft seal 4 extrusion force and causing the axiality of shaft seal 4 and shaft hole 11 to reduce, and then lead to the axiality of motor shaft 21 and shaft hole 11 to reduce and cause the condition that motor shaft 21 touches with the diapire of smashing cup 1, the axiality of motor shaft 21 and shaft seal 4 has been guaranteed, the rotational stability of motor shaft 21 has been improved. Simultaneously the lateral wall of shaft seal spare 4 is equipped with arch 411, shaft hole 11's pore wall be equipped with protruding 411 assorted recess 111, the axial fixity of shaft hole 11 counter shaft seal spare 4 has been realized, and protruding 411 and recess 111 interference fit, it is spacing to have realized 11 counter shaft seal spare 4's circumference in shaft hole, make shaft seal spare 4 more firm with shaft hole 11's the cooperation of being connected, shaft seal spare 4 rotates the condition along with motor shaft 21 when avoiding motor shaft 21 to rotate, and help improving shaft hole 11 and shaft seal spare 4's leakproofness, avoid thick liquid etc. to enter into the condition that causes to store up the dirt in the clearance between shaft hole 11 and the shaft seal spare 4, guarantee the clean and tidy nature of complete machine, user experience has been promoted.

As a preferred embodiment of the present application, as shown in fig. 3 and 4, the protrusion 411 is provided with a limiting portion 4111, and the groove 111 is provided with a rotation stop portion for limiting the rotation of the limiting portion 4111.

Through set up spacing portion 4111 on arch 411, and recess 111 is equipped with and spacing portion 4111 rotatory spacing portion of splining, make protruding 411 and recess 111 cooperation back, it is spacing to the splining of spacing portion 4111 to splining, make the spacing further improvement of shaft hole 11 counter shaft seal 4's circumference, the stability of shaft seal 4 has further been improved, avoid shaft seal 4 along with the condition of motor shaft 21 pivoted together, avoided shaft seal 4 to rotate the back probably to cause the condition that shaft seal 4 and motor shaft 21 axiality reduce simultaneously, the axiality of shaft seal 4 and motor shaft 21 has further been improved, motor shaft 21 pivoted stability has been guaranteed.

It should be noted that, in the present application, the structure of the limiting portion 4111 is not specifically limited, and may be any one of the following embodiments:

example 1: in this embodiment, the protrusion 411 is ring-shaped, and the limiting portion 4111 is a notch disposed on the protrusion 411.

Through setting up arch 411 to annular structure, increased the area of contact of arch 411 with recess 111 on the one hand, further improved recess 111 to protruding 411's limiting displacement, make 4 steadiness of shaft seal spare further improve, on the other hand has improved protruding 411's bulk strength, when guaranteeing that shaft seal spare 4 receives external force, protruding 411 can bear the extrusion of external force and guarantee to be located recess 111, avoid shaft seal spare 4 to break away from shaft hole 11, further improve shaft seal spare 4's steadiness. Spacing portion 4111 is for setting up the breach on protruding 411 simultaneously, and the production and processing of spacing portion 4111 of being convenient for, and spacing portion 4111 is more convenient with the cooperation of rotation stopping portion simultaneously, improves assembly efficiency.

Example 2: as shown in fig. 6, in this embodiment, the protrusion 411 includes a plurality of segments arranged at intervals in the circumferential direction of the shaft seal 4, and a space between two adjacent segments forms a stopper 4111.

The stability of the coupling fit of the shaft seal 4 and the groove 111 is further improved by providing the projection 411 to include a plurality of segments arranged at intervals in the circumferential direction of the shaft seal 4 such that the projection 411 and the groove 111 are fitted to each other in a plurality of directions of the shaft seal 4. Meanwhile, a spacing portion 4111 is formed in a gap between every two adjacent segments, so that the material consumption in the process of producing and processing the protrusion 411 is reduced, and the production cost is reduced.

As a preferred embodiment of the present application, as shown in fig. 2 and 4, the shaft seal 4 includes an elastic main body 41 and a supporting skeleton 42 wrapped inside the elastic main body 41, and the protrusion 411 is integrally formed with the elastic main body 41.

Through setting up shaft seal 4 to including elastic main body 41 and the support skeleton 42 of parcel in elastic main body 41 inside, because support skeleton 42's intensity is higher to make shaft seal 4's bulk strength improve, reduce the risk that shaft seal 4 warp, avoid shaft seal 4 intensity low lead to shaft seal 4 to take place to warp easily and lead to the condition that the axiality of shaft seal 4 and motor shaft 21 reduces. Meanwhile, the protrusion 411 and the elastic main body 41 are integrally formed, so that the step of connecting the protrusion 411 and the elastic main body 41 is reduced, the assembly efficiency is improved, the connection strength of the protrusion 411 and the elastic main body 41 is improved, and the connection stability of the protrusion 411 is ensured. Meanwhile, the protrusion 411 is also elastic, so that when the shaft sealing element 4 is pressed into the shaft hole 11, the shaft sealing element 4 is more easily pressed into the shaft hole 11 by virtue of the deformation of the protrusion 411, and the assembly is more convenient.

It should be noted that, the material and shape of the supporting framework 42 and the elastic body 41 are not limited in the present application, and as shown in fig. 4, the supporting framework 42 may be made of steel with high strength and is an annular structure surrounding the elastic body 41. While the elastic body 41 is preferably a rubber material, increasing the elasticity and sealing properties of the elastic body 41.

As a preferred embodiment of the present application, as shown in fig. 4, the top wall of the shaft seal 4 is not higher than the inner side surface of the bottom wall of the pulverizing cup 1, and preferably, the top wall of the shaft seal 4 is flush with the bottom wall of the pulverizing cup 1.

Set up the form for the diapire medial surface that is not higher than crushing cup 1 through the roof with shaft seal 4 for the material is when near through shaft seal 4, can not amass the dead angle department that has shaft seal 4 and crushing cup 1 to produce, guarantees the clean and tidy nature in crushing cup 1, avoids the roof of shaft seal 4 to be higher than the dead angle department that the bottom wall of crushing cup 1 leads to the material to lead to the fact crushing cup 1 to store up the condition of dirt at both dead angles that produce when shaft seal 4.

As a preferred embodiment of the present application, as shown in fig. 4, the protrusion 411 is provided with an inclined guide surface 4112 which guides the insertion groove 111 thereof. By arranging the inclined guide surface 4112, when the shaft seal 4 is pressed in the shaft hole 11, the protrusion 411 is more easily inserted into the groove 111 under the guiding action of the inclined guide surface 4112, so that the shaft seal 4 is more labor-saving to mount, and the assembly efficiency is improved.

As a preferred embodiment of the present application, as shown in fig. 2, 4, and 5, the motor shaft 21 is provided with a bearing 5. Through being equipped with bearing 5 at motor shaft 21 cover for motor shaft 21's upper end is spacing through bearing 5, has improved motor shaft 21's stability. It should be noted that the fixing position of the bearing 5 is not specifically limited in the present application, and may be any one of the following embodiments:

example 1: as shown in fig. 2 and 4, the bearing 5 is fixed in the shaft hole 11 and located below the shaft seal 4.

Through fixing bearing 5 in shaft hole 11 and being located the below of shaft seal 4 for motor shaft 21 passes through the spacing of bearing 5 to be fixed in shaft hole 11, has further improved the axiality of motor shaft 21 with shaft seal 4, avoids motor shaft 21 to take place the condition that the displacement leads to the axiality of motor shaft 21 with shaft seal 4 to reduce. And fix bearing 5 in shaft hole 11, need not to establish the support additionally and install parts such as bearing 5, made things convenient for the installation of bearing 5, promoted assembly efficiency, simplified the structure of complete machine simultaneously, make the complete machine structure compacter.

Example 2: as shown in fig. 5, the upper bracket 22 of the motor 2 is provided with a bearing 5 hole, the lower part of the bearing 5 is fixed in the bearing 5 hole, and the upper part of the bearing 5 extends into the shaft hole 11 and is fixedly connected with the wall of the shaft hole 11.

Fix in bearing 5 downthehole through the lower part with bearing 5, the upper portion of bearing 5 stretches into in the shaft hole 11 with shaft hole 11's pore wall fixed connection, need not to establish in addition the support on the one hand and install parts such as bearing 5, the installation of bearing 5 has been made things convenient for, the assembly efficiency has been promoted, the structure of complete machine has been simplified simultaneously, make the complete machine structure compacter, on the other hand bearing 5 can act as the effect of locating part, when the relative movement will take place for upper bracket 22 and crushing cup 1 of motor 2, bearing 5 blocks between the two, avoid both to take place relative displacement, thereby make motor 2 can keep relatively stable, and then guarantee motor shaft 21's stability, avoid motor shaft 21 to take place the displacement, improve the axiality of shaft seal spare 4 of motor shaft 21.

As a preferred embodiment of the present application, as shown in fig. 4, the hole wall of the shaft hole 11 extends toward the upper bracket 22 of the motor 2, the upper bracket 22 of the motor 2 is provided with a stopper groove 221, and the hole wall of the shaft hole 11 is inserted into the stopper groove 221.

Set up to extending to the upper bracket 22 of motor 2 through the pore wall with shaft hole 11, the upper bracket 22 of motor 2 is equipped with spacing groove 221, and the pore wall of shaft hole 11 inserts to spacing groove 221 in, with the help of the pore wall of shaft hole 11 and spacing groove 221's cooperation, has further improved the stability of cooperation between the upper bracket 22 of smashing cup 1 and motor 2, avoids both to take place the condition that relative position leads to motor shaft 21 and the reduction of shaft seal 4 axiality.

As a preferred embodiment of the present invention, as shown in fig. 4 and 5, the spacer 6 is provided on the hole wall of the shaft hole 11, the spacer 6 is separated between the bearing 5 and the shaft seal 4, and the top wall of the outer ring of the bearing 5 abuts against the spacer 6.

Set up setting element 6 through the pore wall in shaft hole 11, setting element 6 keeps apart between bearing 5 and shaft seal 4, and the roof of the outer lane of bearing 5 and 6 butts of setting element for bearing 5 and shaft seal 4 can keep apart, avoid taking place the displacement behind the bearing 5 atress and produce the axial float and lead to bearing 5 and shaft seal 4 to contact the condition that causes bearing 5 can not rotate smoothly.

It should be noted that the structure of the positioning member 6 is not specifically limited in the present application, and may be any one of the following embodiments:

example 1: as shown in fig. 4, in this embodiment, the positioning member 6 is a circlip.

Through setting up setting part 6 into the jump ring, and be equipped with on the pore wall of shaft hole 11 with 6 complex draw-in grooves of setting part for when installation setting part 6, with the inside extrusion of jump ring and through the pore wall that is located the draw-in groove below, when the jump ring removed to draw-in groove position, the jump ring can reset and the joint in the draw-in groove under self spring action, because the cost of jump ring is lower and simple to operate, thereby help reducing the manufacturing cost of complete machine and improve assembly efficiency.

Example 2: the positioning piece 6 is a positioning step integrally formed with the hole wall of the shaft hole 11.

Through setting up setting element 6 to the location step with shaft hole 11's pore wall integrated into one piece for the cooperation of being connected of setting element 6 and shaft hole 11's pore wall is more firm, avoids setting element 6 and shaft hole 11's pore wall to be connected the unstable condition that takes place the displacement, has saved the step of installing setting element 6 in shaft hole 11 simultaneously, has improved assembly efficiency.

Meanwhile, the structure of the crushing device 3 is not particularly limited in the present application, and may be any one of the following embodiments:

example 1: as shown in fig. 3, the crushing device 3 is a crushing blade.

By setting the crushing apparatus 3 as the crushing blade, the crushing effect of the crushing apparatus 3 is improved.

Example 2: as shown in fig. 1 and 5, a static grinding head 7 is fixedly arranged on the inner wall of the grinding cup 1, the grinding device 3 is a movable grinding head sleeved in the static grinding head 7, and the movable grinding head and the static grinding head 7 are in clearance fit to grind materials.

Through the fixed quiet bistrique 7 that sets up in the inner wall at crushing cup 1, and reducing mechanism 3 establishes the bistrique that moves in quiet bistrique 7 for the cover, moves bistrique and 7 clearance fit of quiet bistrique in order to carry out fine crushing to the material for the material can be by abundant grinding, has promoted the fineness of material, promotes user's use and experiences.

The technical solutions protected by the present invention are not limited to the above embodiments, and it should be noted that the combination of the technical solution of any one embodiment and the technical solution of one or more other embodiments is within the protection scope of the present invention. Although the utility model has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the utility model. Accordingly, such modifications and improvements are intended to be within the scope of the utility model as claimed.

Claims (10)

1. The utility model provides a stable food preparation machine, includes organism, built-in reducing mechanism's crushing cup, motor, the diapire of crushing cup is equipped with the shaft hole, the motor shaft of motor passes the shaft hole with reducing mechanism connects, be equipped with the axle sealing member in the shaft hole, its characterized in that, the lateral wall of axle sealing member is equipped with the arch, the pore wall in shaft hole be equipped with protruding assorted recess, the axle sealing member certainly in crushing cup pressure equipment extremely in the shaft hole so that the arch with recess interference fit.

2. A stable food processor as claimed in claim 1, wherein the protrusion is provided with a stop portion and the recess is provided with a rotation stop portion for rotationally stopping the stop portion.

3. A stable food processor as claimed in claim 2, wherein the protrusion is ring-shaped and the limiting portion is a notch provided on the protrusion.

4. A stable food processor as defined in claim 2, wherein said protrusion comprises a plurality of segments spaced circumferentially along said shaft seal, the spacing between adjacent ones of said segments forming said stop.

5. A stable food processor as defined in claim 1, wherein the shaft seal includes a resilient body and a support armature wrapped within the resilient body, the protrusion being integrally formed with the resilient body.

6. A stable food processor as defined in claim 1, wherein the top wall of said shaft seal is no higher than the inside of the bottom wall of said grinding cup.

7. A stable food processor as defined in claim 1, wherein said motor shaft sleeve has a bearing secured within said shaft bore below said shaft seal.

8. The stable food processor as defined in claim 1, wherein said motor shaft is sleeved with a bearing, a bearing hole is formed on an upper bracket of said motor, a lower portion of said bearing is fixed in said bearing hole, and an upper portion of said bearing is inserted into said shaft hole and is fixedly connected with a wall of said shaft hole.

9. A stable food processor as claimed in claim 7 or 8, wherein the wall of the bore extends towards the upper bracket of the motor, which bracket has a retaining groove into which the wall of the bore is inserted.

10. A stable food processor as claimed in claim 7 or 8, wherein the bore wall of the shaft bore is provided with a locating member, the locating member is isolated between the bearing and the shaft seal, and the top wall of the outer race of the bearing abuts against the locating member.

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