CN211243012U

CN211243012U - Food processing machine

Info

Publication number: CN211243012U
Application number: CN201921218891.2U
Authority: CN
Inventors: 王旭宁; 罗成忠
Original assignee: Hangzhou Joyoung Household Electrical Appliances Co Ltd
Current assignee: Hangzhou Jiuchuang Home Appliances Co ltd
Priority date: 2019-07-30
Filing date: 2019-07-30
Publication date: 2020-08-14
Anticipated expiration: 2029-07-30

Abstract

The utility model relates to a domestic appliance especially relates to a food preparation machine. It is equipped with the crushing portion that is used for smashing food including smashing chamber and motor, smashing the intracavity, the motor is used for the work of drive crushing portion, still includes the hoop board, the installation department that has the installation cavity is established to the bottom in crushing chamber, is equipped with spacing mouthful on the lateral wall of installation cavity, is equipped with the spacing groove on the shell of motor, and the shell of motor inserts in the installation cavity and makes spacing mouthful and spacing groove corresponding, the hoop board inlays to be established so that installation department and motor are fixed at spacing mouthful and spacing inslot. The utility model provides a food preparation machine designs the connection structure in motor and crushing chamber again to reduce the processing cost and the assembly degree of difficulty in motor and crushing chamber, the motor assembles the axiality of back motor shaft and crushing portion better on crushing chamber simultaneously, more can ensure the sealing performance of bearing seal.

Description

Food processing machine

Technical Field

The utility model relates to a domestic appliance especially relates to a food preparation machine.

Background

In the current household food processing machines, one type of food is crushed in a crushing cavity by a crushing part such as a motor driving blade, a motor shaft penetrates through a through hole at the bottom or the side wall of the crushing cavity, a shaft seal for sealing a shaft hole gap is arranged on the through hole, a motor is positioned at the lower end or the side edge of the crushing cavity, and the motor can be assembled on a fixing structure at the lower part of the crushing cavity.

For example, patent CN201720769008.3 discloses a scheme in which a motor is connected with a pulverizing chamber through a screw thread, but in this scheme, the bottom structures of the motor and the pulverizing chamber are both required to be threaded, the thread processing is time-consuming, the housing of the motor is required to be thickened, and when the housing of the motor is made of a galvanized plate, the rust-proof electroplating treatment is required after the thread processing, the screw thread screwing and dismounting of the motor is also long, time-consuming and labor-consuming, and the cost is greatly increased; in addition, the clearance of the threaded connection is large, the positioning through the stud is not reliable, the shaft seal is likely to be assembled in a biased mode, and the risk of sealing failure exists.

SUMMERY OF THE UTILITY MODEL

Based on the circumstances, the utility model provides a food preparation machine designs the connection structure in motor and crushing chamber again to reduce the processing cost and the assembly degree of difficulty in motor and crushing chamber, the motor assembles the axiality of back motor shaft and crushing portion better on crushing chamber simultaneously, more can ensure the sealing performance of bearing seal.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a food preparation machine, is equipped with the crushing portion that is used for smashing food including smashing chamber and motor, smashing the intracavity, the motor is used for the work of drive crushing portion, still includes the hoop board, the installation department that has the installation cavity is established to the bottom in crushing chamber, is equipped with spacing mouthful on the lateral wall of installation cavity, is equipped with the spacing groove on the shell of motor, and the shell of motor inserts in the installation cavity and makes spacing mouthful and spacing groove corresponding, the hoop board inlays to be established so that installation department and motor are fixed at spacing mouthful and spacing inslot. The shell disect insertion of motor is to the installation intracavity, the position with spacing mouthful aligns with the position in spacing groove, hoop the board to the installation department again, the partly of hoop board inlays to be established at spacing mouthful and spacing inslot, prevent the relative movement of installation department and motor, just fixed the motor on the installation department this moment, hoop board and spacing mouthful simultaneously, the spacing groove cooperation, can restrict the rotation of motor in the installation cavity, certain effect of splining has, this kind of connection structure no longer need process the screw thread, greatly reduced the processing cost and the assembly degree of difficulty in motor and crushing chamber, the cooperation of motor and installation cavity is simple simultaneously, more can guarantee the axiality of motor shaft and crushing portion, guarantee the sealing performance of bearing seal correspondingly.

Preferably, the limiting openings are uniformly distributed along the circumferential direction of the side wall of the mounting cavity, and the limiting grooves are uniformly distributed on the shell of the motor around the motor shaft of the motor. When a plurality of limiting ports and limiting grooves are arranged, the limiting ports and the limiting grooves are controlled to be uniformly distributed on the installation cavity or the motor, so that the hoop plate can uniformly limit the position of the motor, the motor is guaranteed to be stressed uniformly, and the position is stable.

Preferably, the hoop plate is provided with a straight section, the straight section is embedded in the limiting opening and the limiting groove, the bottom wall of the limiting groove is a plane, and the straight section is attached to the plane. When the hoop plate cramps on the installation department, through the diapire cooperation of straight section and spacing groove, because the hoop plate is not circular, the cramping force of hoop plate can restrict the motor better and rotate in the installation cavity, has the effect of splining.

Preferably, the hoop plate has elasticity, and the hoop plate is provided with an opening, and after the hoop plate is installed on the installation cavity, the opening is connected and fixed through a fastener. After the motor inserts the installation cavity, utilize the elastic deformation ability of hoop board, can conveniently prop big opening, with the spacing mouth of hoop board embedding and spacing inslot, fastener such as opening reuse screw, buckle are fixed, lock hoop board.

Preferably, the side wall of the mounting cavity has a cylindrical inner surface for cooperating with the housing of the electrical machine. The motor and the mounting cavity form clearance fit, the inner surface of the side wall of the mounting cavity is cylindrical, and the mounting cavity is easier to be matched with the shell of the motor, so that the precision of the clearance fit can be conveniently controlled.

Preferably, the opening direction of the mounting cavity is downward, and the motor is inserted into the mounting cavity from bottom to top. The motor can be very conveniently inserted into the installation cavity, and the hoop plate has a limiting effect on the lower end of the motor.

Preferably, the shell of the motor is sleeved with a damping ring, the damping ring is located between the shell of the motor and the side wall of the installation cavity, the damping ring penetrates through the limiting opening and the limiting groove, and a part of the hoop plate is hooped on the damping ring. The shock attenuation circle can slow down the vibrations of motor, and correspondingly the position of motor is more stable, and the noise that the motor produced is also littleer, smashes the high temperature heat that the chamber transmitted to the motor simultaneously and also further reduces.

Preferably, the bottom of the crushing cavity is provided with a through hole, the crushing cavity is communicated with the mounting cavity through the through hole, and the through hole is used for a motor shaft of the motor to penetrate through. The motor shaft passes through the through hole and is connected with the crushing part, the upper end of the motor is abutted to the through hole to have a limiting effect, and the lower end of the motor is limited by the hoop plate to complete the axial fixation of the motor.

Preferably, a sealing element is arranged on a motor shaft of the motor and comprises a shaft seal and a compression spring, the shaft seal and the compression spring are arranged on the motor shaft of the motor from top to bottom, the upper end of the shaft seal abuts against the lower end of the crushing cavity, and the lower end of the compression spring abuts against the upper end of the motor shell. The upper end face of the shaft seal is tightly attached to the crushing cavity under the action of the compression spring, the motor has a downward moving trend under the action of the compression spring, but the downward movement of the motor is limited by the clamp spring, and therefore the motor is fixed.

Preferably, a sealing element is arranged on a motor shaft of the motor and comprises a shaft seal and a clamping ring extending along the shaft seal in the radial direction, a clamping groove is formed in the inner side of the side wall of the mounting cavity, and the clamping ring is clamped in the clamping groove. The bearing seal also can be positioned by the mode of the clamping ring and the clamping groove, so that the upper end of the motor is matched with the clamping ring and limited by the clamping groove, the lower end of the motor is limited by the hoop plate, and the motor can be fixed.

The utility model has the advantages that: the motor is matched with the mounting cavity, so that the overturning of the motor is limited, meanwhile, the hoop plate is embedded in the limiting opening and the limiting groove, so that the relative movement of the mounting part and the motor and the rotation of the motor in the mounting cavity are limited, the connection structure does not need to process threads any more, the processing cost and the assembly difficulty of the motor and the crushing cavity are greatly reduced, meanwhile, the matching of the motor and the mounting cavity is simple, the coaxiality of the motor shaft and the crushing part can be better ensured, and the sealing performance of the shaft seal is correspondingly ensured; when the hoop plate is hooped on the mounting part, the straight section is matched with the bottom wall of the limiting groove, and the hoop plate is irregular, so that the hooping force of the hoop plate can better limit the motor to rotate in the mounting cavity, and a stronger rotation stopping effect is achieved; the shock attenuation circle can slow down the vibrations of motor, and correspondingly the position of motor is more stable, and the noise that the motor produced is also littleer, smashes the high temperature heat that the chamber transmitted to the motor simultaneously and also further reduces.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the following drawings without inventive work.

FIG. 1 is a schematic structural view of example 1;

FIG. 2 is a schematic view of the structure at the mounting portion in embodiment 1;

FIG. 3 is a cross-sectional view of FIG. 2;

fig. 4 is a schematic view of a structure at the motor in embodiment 1;

FIG. 5 is a schematic view of the structure of FIG. 4 from another perspective;

FIG. 6 is a schematic view showing the structure of a band in embodiment 1;

FIG. 7 is a sectional view at a band plate in embodiment 1;

FIG. 8 is a sectional view at the band plate in embodiment 2;

FIG. 9 is a schematic structural view of example 3;

FIG. 10 is a schematic structural view of example 4.

Reference numerals: crushing chamber 1, motor 2, bearing seal 21, compression spring 22, rand 23, crushing portion 3, hoop board 4, straight section 41, installation department 5, installation cavity 51, spacing mouth 6, spacing groove 7, damper ring 8.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

An integrated cooking hob according to embodiments of the present invention is described below with reference to the accompanying drawings.

Example 1: as shown in figures 1 to 7 of the drawings,

a food processor comprises a crushing cavity 1 and a motor 2, wherein a crushing part 3 used for crushing food is arranged in the crushing cavity 1, the motor 2 is used for driving the crushing part 3 to work, the crushing cavity 1 is a relatively sealed cavity, the crushing part 3, such as a crushing blade, is used for processing materials in the crushing cavity 1 through rotation, such as beans, rice, water and the like, and the materials can flow in the crushing cavity 1 in a circulating mode. The food processor also comprises a hoop plate 4, the bottom of the crushing cavity 1 is provided with a mounting part 5 with a mounting cavity 51, the mounting part 5 can be an integral structure with the crushing cavity 1 or an independent structure connected with the crushing cavity 1 in other modes, the side wall of the mounting cavity 51 is provided with a limiting port 6, the shell of the motor 2 is provided with a limiting groove 7, the shell of the motor 2 is inserted into the mounting cavity 51 and enables the limiting port 6 and the limiting groove 7 to correspond, the hoop plate 4 is embedded in the limiting port 6 and the limiting groove 7 to enable the mounting part 5 and the motor 2 to be fixed, the motor 2 extends into the mounting cavity 51 and can limit the overturning of the motor 2, after the hoop plate 4 is embedded in the limiting port 6 and the limiting groove 7, the axial movement of the motor 2 is limited by the end surface of the hoop plate 4, in addition, the hoop force of the hoop plate 4 can limit the rotation of the motor 2, when the hoop plate 4 is not round or not close to the round shape, the rotation of the motor 2 needs to overcome the, to sum up motor 2 can fix on installation department 5 well, and this kind of connection structure no longer need process the screw thread, greatly reduced motor 2 with smash the processing cost and the assembly degree of difficulty in chamber 1, motor 2 is simple with the cooperation of installation department 5 simultaneously, more can guarantee the motor shaft and smash the axiality of portion 3.

The opening direction of installation cavity 51 is downward, and motor 2 inserts in installation cavity 51 from bottom to top, and the opening on installation cavity 51 can make the upper end of motor 2 insert very conveniently and fix to in installation cavity 51, and pinch plate 4 has limiting displacement to the lower extreme of motor 2. The lateral wall of installation cavity 51 has cylindrical internal surface, and this internal surface is used for cooperating with the shell of motor 2, and motor 2 and installation cavity 51 form clearance fit, and the internal surface of installation cavity 51 lateral wall is cylindrical to be changeed with the shell cooperation of motor 2, the clearance fit's of being convenient for precision, but the clearance fit precision can set for as required.

Spacing mouthful 6 lateral wall circumference equipartition along installation cavity 51, spacing groove 7 centers on motor 2's shell motor shaft equipartition, when having set up a plurality of spacing mouthful 6 and spacing groove 7, control spacing mouthful 6 and spacing groove 7 equipartition on installation cavity 51 or motor 2, make hoop plate 4 can restrict motor 2's position balancedly, guarantee that motor 2 atress is balanced, the position is firm, spacing mouthful 6 is two with spacing groove 7's quantity in this embodiment, all use this as an example below, as shown in fig. 3, spacing mouthful 6 width is D1, the interval of two spacing mouthful 6 is D2.

Hoop board 4 has straight section 41, and straight section 41 inlays and establishes at spacing mouth 6 and spacing inslot 7, and the diapire of spacing inslot 7 is the plane, and this plane of straight section 41 laminating when hoop board 4 cramps on installation department 5, through the diapire cooperation of straight section 41 and spacing inslot 7, because hoop board 4 is not circular, hoop board 4's the power of cramping can restrict motor 2 better and rotate in installation cavity 51, has the effect of splining. As shown in FIG. 5, the width of the position-limiting groove 7 is D3, and the distance between two position-limiting grooves 7 is D4.

The hoop plate 4 has elasticity, and may be a rigid material or a flexible material, preferably an elastic rigid material, and the hoop plate 4 is provided with an opening in the shape of a C-shaped member with an opening, as shown in fig. 6, the width of the hoop plate 4 is D5, the distance between two straight sections 41 on the hoop plate 4 is D6, and the opening is connected and fixed by a fastener after the hoop plate 4 is installed on the installation cavity 51. After the motor 2 is inserted into the mounting cavity 51, the opening can be conveniently enlarged by utilizing the elastic deformable capacity of the hoop plate 4, the hoop plate 4 is embedded into the limiting opening 6 and the limiting groove 7, and the opening is fixed by fasteners such as screws, buckles and the like to lock the hoop plate 4. In order to ensure that the strap plate 4 can be fitted into the spacing port 6 and the spacing groove 7, the width D5 of the strap plate 4 is less than or equal to the width D3 of the spacing groove 7 and the width D5 of the strap plate 4 is less than or equal to the width D1 of the spacing port 6.

During this embodiment installation, motor 2's upper end disect insertion is in installation cavity 51, align spacing mouthful 6 and spacing groove 7, separately hoop installation department 5 with hoop board 4 again, hoop board 4's partly inlays to be established in spacing mouthful 6 and spacing groove 7, prevent installation department 5 and motor 2's relative movement, just fix motor 2 on installation department 5 this moment, hoop board 4 and spacing mouthful 6 simultaneously, spacing groove 7 cooperates, can restrict the rotation of motor 2 in installation cavity 51, certain effect of splining, this kind of connection structure no longer need process the screw thread, greatly reduced motor 2 and crushing cavity 1's the processing cost and the assembly degree of difficulty, motor 2 and installation cavity 51's cooperation is simple simultaneously, more can guarantee motor shaft and crushing portion 3's axiality, guarantee bearing seal 21's sealing performance correspondingly.

The specific conditions of the motor 2 for stopping rotation are as follows: 1) when the distance D2 between the two limiting openings 6, the distance D4 between the two limiting grooves 7 and the distance D6 between the two straight sections 41 on the hoop plate 4 are equal, the motor 2 needs to overcome the tightening force of the hoop plate 4 and the deformation resistance of the hoop plate 4 when the motor 2 rotates, and at the moment, the motor 2 is not easy to rotate, and the rotation stopping effect is good. 2) When the distance D4 between the two limiting grooves 7 is greater than the distance D2 between the two limiting openings 6, and the distance D4 between the two limiting grooves 7 is equal to the distance D6 between the two straight sections 41 on the strap plate 4, the friction between the strap plate 4 and the mounting portion 5 can prevent the motor 2 from rotating in addition to the tightening force of the strap plate 4.

Example 2: based on the structure of the above-described embodiment, as shown in fig. 8,

the cover is equipped with damping ring 8 on motor 2's the shell, damping ring 8 is located between motor 2's the shell and the lateral wall of installation cavity 51, damping ring 8 passes spacing mouthful 6 and spacing groove 7, a part of hoop of pinch plate 4 is on damping ring 8, damping ring 8 adopts elastic material such as rubber, can slow down motor 2's vibrations, correspondingly motor 2's position is more stable, the noise that motor 2 produced is also littleer, smash the high temperature heat that 1 transmission of chamber to motor 2 simultaneously and also further reduce.

Example 3: based on the structure of the above-described embodiment, as shown in fig. 9,

in consideration of the positioning and sealing of the motor shaft, in the embodiment, the bottom of the crushing cavity 1 is provided with a through hole, the crushing cavity 1 is communicated with the mounting cavity 51 through the through hole, the through hole is used for the motor shaft of the motor 2 to pass through, the motor shaft passes through the through hole to be connected with the crushing part 3, the upper end of the motor 2 is abutted to the through hole to have a limiting effect, the lower end of the motor 2 is limited by the hoop plate 4, and the axial fixing of the motor 2 is completed. Be equipped with the sealing member on motor 2's the motor shaft, the sealing member includes bearing seal 21 and compression spring 22, bearing seal 21 and compression spring 22 arrange from top to bottom on motor 2's the motor shaft, the upper end of bearing seal 21 supports the lower extreme at crushing chamber 1, the lower extreme of compression spring 22 supports the upper end at motor 2 shell, the up end of bearing seal 21 pastes closely crushing chamber 1 under compression spring 22's effect, motor 2 has the trend of moving down under compression spring 22 effect, but hoop plate 4 restriction its downstream, thereby accomplish fixed motor 2.

Example 4: based on the above embodiment, and distinguished from the sealing structure of the motor shaft in embodiment 3, as shown in fig. 10,

a sealing element is arranged on a motor shaft of the motor 2, the sealing element comprises a shaft seal 21 and a clamping ring 23 extending along the shaft seal 21 in the radial direction, a clamping groove is arranged on the inner side of the side wall of the mounting cavity 51, and the clamping ring 23 is clamped in the clamping groove. When the width D5 of strap 4, the width D3 of spacing groove 7, the width D1 of spacing mouth 6 are equal, bearing seal 21 also can be fixed a position with the mode of draw-in groove through rand 23, and it is spacing that the cooperation of rand 23 and draw-in groove is relied on to motor 2 upper end like this, and motor 2 lower extreme relies on the strap 4 spacing, also can accomplish motor 2's fixed.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a food preparation machine, is equipped with the crushing portion that is used for smashing food including smashing chamber and motor, smashing the intracavity, the motor is used for the work of drive crushing portion, and characterized by still includes hoop board, the installation department that has the installation cavity is established to the bottom in crushing chamber, is equipped with spacing mouthful on the lateral wall of installation cavity, is equipped with the spacing groove on the shell of motor, and the shell of motor inserts in the installation cavity and makes spacing mouthful and spacing groove corresponding, hoop board inlays to be established so that installation department and motor are fixed at spacing mouthful and spacing inslot.

2. The food processor as defined in claim 1, wherein the limiting openings are circumferentially and uniformly distributed along the side wall of the mounting cavity, and the limiting grooves are uniformly distributed on the housing of the motor around the motor shaft of the motor.

3. The food processor as defined in claim 2, wherein the band has a straight portion, the straight portion is embedded in the limiting opening and the limiting groove, the bottom wall of the limiting groove is a plane, and the straight portion is attached to the plane.

4. The food processor as defined in claim 2, wherein the band is resilient and includes an opening, the opening being secured by a fastener when the band is mounted in the mounting cavity.

5. A food processor as claimed in any one of claims 1 to 4, wherein the side wall of the mounting chamber has a cylindrical inner surface for cooperation with a housing of the motor.

6. A food processor as claimed in any one of claims 1 to 4, wherein the opening of the mounting chamber is directed downwardly and the motor is inserted into the mounting chamber from below.

7. The food processor as claimed in any one of claims 1 to 4, wherein the motor housing is provided with a damping ring, the damping ring is located between the motor housing and the side wall of the mounting cavity, the damping ring passes through the limiting opening and the limiting groove, and a part of the hoop plate is hooped on the damping ring.

8. The food processor as defined in claim 7, wherein the grinding chamber has a through hole at a bottom thereof, the through hole communicating the grinding chamber with the mounting chamber, the through hole being adapted for a motor shaft of the motor to pass therethrough.

9. The food processor as defined in claim 8, wherein the motor shaft of the motor is provided with a sealing member, the sealing member including a shaft seal and a compression spring, the shaft seal and the compression spring being arranged on the motor shaft of the motor from top to bottom, an upper end of the shaft seal abutting a lower end of the grinding chamber, and a lower end of the compression spring abutting an upper end of the motor housing.

10. The food processor as defined in claim 8, wherein the motor shaft of the motor is provided with a sealing member, the sealing member includes a shaft seal and a collar extending radially along the shaft seal, and a slot is provided on an inner side of a sidewall of the mounting chamber, the collar being engaged in the slot.