CN218738528U

CN218738528U - Host and food processor

Info

Publication number: CN218738528U
Application number: CN202222985343.0U
Authority: CN
Inventors: 徐自波
Original assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
Current assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
Priority date: 2022-11-07
Filing date: 2022-11-07
Publication date: 2023-03-28
Anticipated expiration: 2032-11-07

Abstract

The application provides a host and cooking machine. The motor shaft side wall of the host is provided with a positioning concave part, and the positioning piece can penetrate through the positioning hole in the clutch to be inserted into the positioning concave part so as to realize the limiting assembly of the clutch and the motor shaft, and the positioning piece assembled on the side wall of the motor shaft avoids the grounding problem caused by exposure. Because be equipped with first reservation clearance between the surface of the spacing tip of setting element and the internal surface of location concave part, provide virtual position for the vibration between clutch and the motor shaft, avoided the too big problem of vibration noise.

Description

Host and food processor

Technical Field

The application relates to cooking machine technical field, especially relates to host computer and cooking machine.

Background

The food processor can be a juicer, a meat grinder, a soybean milk machine or a wall breaking machine and the like, and can be used for realizing the functions of juicing, grinding meat, grinding soybean milk and the like.

The driving motor shaft of the processor host needs to be connected with the clutch to realize transmission. However, the clutch in the related art is generally fixedly coupled to the end of the motor shaft, and the connection member is exposed to the outside, requiring the motor to be grounded. The clutch and the motor shaft have no clearance in the power transmission process, and the technical problem of overlarge noise vibration exists.

SUMMERY OF THE UTILITY MODEL

The application provides a modified host computer and cooking machine to form fit clearance between clutch and motor shaft, avoid the vibration noise too big.

According to a first aspect of the present application, there is provided a host, which is applied to a food processor; the host includes:

the driving motor comprises a motor main body and a motor shaft in transmission connection with the motor main body; the motor shaft comprises an assembling end part, and a positioning concave part is arranged on the side wall of the assembling end part;

the clutch is provided with an assembling hole and a positioning hole; the assembling hole is formed in one end, facing the driving motor, of the clutch, and the assembling end is inserted into the assembling hole; the positioning hole is arranged on the side wall of the clutch and communicated with the assembling hole;

the positioning piece penetrates through the positioning hole, and the limiting end part of the positioning piece is inserted into the positioning concave part; a first reserved gap is formed between the outer surface of the limiting end and the inner surface of the positioning concave part.

The utility model provides a motor shaft lateral wall is equipped with the location concave part, and the setting element can pass the locating hole on the clutch and insert to the location concave part in to realize the spacing equipment of clutch and motor shaft, assemble in the setting element of motor shaft lateral wall and avoided exposing the ground connection problem that leads to. Because be equipped with first reservation clearance between the surface of the spacing tip of setting element and the internal surface of location concave part, provide virtual position for the vibration between clutch and the motor shaft, avoided the too big problem of vibration noise.

Optionally, the assembly end comprises at least one first section with a polygonal cross section; the assembly hole is a polygonal hole corresponding to the first section in position, and the first section is inserted into the polygonal hole.

Through the inserting and matching of the polygonal structure of the first section and the polygonal hole in the clutch, the clutch can be driven to rotate better, and the reliability of power transmission is improved.

Optionally, the assembly end comprises a second section and a free end far away from the motor main body, and the free end and at least one section of the first section are positioned on two sides of the second section; the positioning recess is arranged on the second section.

The second section provided with the positioning concave part is arranged between the first section and the free end, the circumferential limiting of the clutch and the motor shaft is formed through the matching of the first section and the assembling hole, and the positioning piece is inserted into the positioning concave part positioned on the second section, so that the axial limiting reliability of the clutch can be improved.

Optionally, the assembling end includes two segments of the first segment, and the second segment is disposed between the two segments of the first segment.

The circumferential limit of the clutch and the motor shaft is formed by matching the two sections of the first sections and the assembling holes, so that the axial limit reliability of the clutch caused by the insertion of the positioning piece and the positioning concave part positioned in the second section is further enhanced.

Optionally, a second reserved gap is arranged between the outer surface of the first section and the inner wall of the assembling hole; the size of the second reserved gap is greater than or equal to 0.1mm and less than or equal to 2mm.

Through the second reserved clearance size between the outer surface of the first section and the inner wall of the assembling hole, a virtual position can be formed between the first section and the assembling hole, and the overlarge vibration noise is avoided.

Optionally, two side edges of the positioning concave portion forming the opening are mutually obliquely arranged, and an included angle between the two side edges is greater than or equal to 90 degrees and less than or equal to 180 degrees.

The two obliquely arranged side edges can prolong the service life of the assembling end part of the motor shaft and are convenient for the positioning piece to be accurately inserted into the positioning concave part.

Optionally, the size of the first reserved gap is greater than or equal to 0.1mm and less than or equal to 2mm.

Through limiting the size of the first reserved gap, an imaginary position can be formed between the positioning piece and the positioning concave part, and the overlarge vibration noise is avoided.

Optionally, the host includes a base and a cover; the driving motor is assembled on the base, the motor shaft protrudes out of the base, and the cover body covers the base; the lid include with the lateral wall that equipment tip position corresponds, the lateral wall be equipped with the hole of dodging that the location concave part position corresponds.

The avoiding hole on the cover body can facilitate the insertion of the positioning piece through the cover body to the positioning concave part.

Optionally, the host computer further includes a shock pad, and the shock pad is assembled on the cover body and covers the avoiding hole.

The shock pad not only can realize shock attenuation buffer function, can also cover the hole of dodging on the lid, forms sealed effect.

According to a second aspect of the present application, there is provided a food processor, comprising any one of the host described in the first aspect.

The motor shaft lateral wall of cooking machine host computer is equipped with the location concave part, and the setting element can pass the locating hole on the clutch and insert to the location concave part in to realize the spacing equipment of clutch and motor shaft, assemble in the setting element of motor shaft lateral wall and avoided exposing the ground connection problem that leads to. Because be equipped with first reservation clearance between the surface of the spacing tip of setting element and the internal surface of location concave part, for the vibration between clutch and the motor shaft provides virtual position, avoided the too big problem of vibration noise, help promoting cooking machine's life and user experience.

Drawings

FIG. 1 is a schematic cross-sectional view of a mainframe in an exemplary embodiment of the present application;

FIG. 2 is a schematic diagram of a partial structure of a host in an exemplary embodiment of the present application;

fig. 3 is a schematic perspective exploded view of a host according to an exemplary embodiment of the present application.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus consistent with certain aspects of the present application, as detailed in the appended claims.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. The use of "first," "second," and similar terms in the description and in the claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. The word "plurality" or "a number" and the like mean at least two. The word "comprising" or "comprises", and the like, means that the element or item listed as preceding "comprising" or "includes" covers the element or item listed as following "comprising" or "includes" and its equivalents, and does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. Unless otherwise indicated, "front", "rear", "lower" and/or "upper" and the like are for convenience of description and are not limited to one position or one spatial orientation. The term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

The food processor can be a juicer, a meat grinder, a soybean milk machine or a wall breaking machine and the like, and can be used for realizing the functions of juicing, grinding meat, grinding soybean milk and the like. The driving motor shaft of the processor host needs to be connected with the clutch to realize transmission. However, the clutch in the related art is generally fixedly attached to the end of the motor shaft, and the exposure of the attachment requires the motor to be grounded. The clutch and the motor shaft have no clearance in the power transmission process, and the technical problem of overlarge noise vibration exists.

The application provides a host computer is applied to cooking machine. Fig. 1 is a schematic cross-sectional structural diagram of a main unit in an exemplary embodiment of the present application, and as shown in fig. 1, the main unit 1 includes a driving motor 11, a clutch 12, and a positioning element 13. The driving motor 11 includes a motor main body 111 and a motor shaft 112 drivingly connected to the motor main body 111, the motor shaft 112 includes an assembling end portion 1121, and a positioning recess 1122 is provided on a side wall of the assembling end portion 1121. The clutch 12 is provided with an assembling hole 121 and a positioning hole 122, the assembling hole 121 is disposed at one end of the clutch 12 facing the driving motor 11, and the assembling end 1121 is inserted into the assembling hole 121. The positioning hole 122 is disposed on the sidewall of the clutch 12, and the positioning hole 122 is communicated with the assembling hole 121. The positioning element 13 passes through the positioning hole 122, and the limiting end 131 of the positioning element 13 is inserted into the positioning recess 1122. A first clearance 14 is provided between the outer surface of the restricting end 131 and the inner surface of the positioning recess 1122.

The side wall of the motor shaft 112 is provided with the positioning concave portion 1122, and the positioning piece 13 can penetrate through the positioning hole 122 in the clutch 12 to be inserted into the positioning concave portion 1122, so that the limiting assembly of the clutch 12 and the motor shaft 112 is realized, and the positioning piece 13 assembled on the side wall of the motor shaft 112 avoids the grounding problem caused by exposure. Because the first reserved gap 14 is arranged between the outer surface of the limiting end 131 of the positioning piece 13 and the inner surface of the positioning concave part 1122, a virtual position is provided for the vibration between the clutch 12 and the motor shaft 112, and the problem of overlarge vibration noise is avoided. Above-mentioned institutional advancement can reduce host computer 1 cost, promotes dismouting and maintenance convenience, and then promotes user experience.

In some embodiments, the assembly end 1121 includes at least a first section 1123 having a polygonal cross-section, the assembly hole 121 is a polygonal hole corresponding to the first section 1123, and the first section 1123 is inserted into the polygonal hole. Through the inserting and matching of the polygonal structure of the first section 1123 and the polygonal hole on the clutch 12, the clutch 12 can be driven to rotate better, and the reliability of power transmission is improved. The polygonal first section 1123 may be a triangle, a quadrangle, a pentagon, etc., which is not limited in this application.

In other embodiments, the cross-section of the first segment 1123 may be a shape defined by a straight edge and a curved edge, the assembling hole 121 is a hole-shaped structure matched with the first segment 1123 at a position corresponding to the first segment 1123, and the circumferential limit between the clutch 12 and the motor shaft 112 is realized by the matching of the straight edge and the curved edge.

In some embodiments, the assembly end 1121 includes a second section 1124 and a free end 1125 away from the motor body 111, the free end 1125 and at least one first section 1123 are located on both sides of the second section 1124, and the positioning recess 1122 is disposed on the second section 1124. The second section 1124 provided with the positioning recess 1122 is arranged between a section of the first section 1123 and the free end 1125, the first section 1123 is matched with the assembling hole 121 to form circumferential limiting of the clutch 12 and the motor shaft 112, and the positioning piece 13 is inserted into the positioning recess 1122 of the second section 1124 to increase axial limiting reliability of the clutch 12.

In other embodiments, the assembly end 1121 includes two segments of the first segment 1123, and the second segment 1124 is disposed between the two segments of the first segment 1123. The two first sections 1123 are matched with the assembly hole 121 to form circumferential limiting of the clutch 12 and the motor shaft 112, and axial limiting reliability of the clutch 12 caused by the insertion of the positioning piece 13 and the positioning concave portion 1122 of the second section 1124 is further enhanced.

In the above embodiment, as shown in fig. 2, a second reserved gap 15 is provided between the outer surface of the first section 1123 and the inner wall of the assembly hole 121, and the dimension D2 of the second reserved gap 15 is greater than or equal to 0.1mm and less than or equal to 2mm. By defining the dimension D2 of the second reserved gap 15 between the outer surface of the first section 1123 and the inner wall of the assembly hole 121, a virtual position can be formed between the first section 1123 and the assembly hole 121, so that radial and axial displacements within a certain range can be generated between the motor shaft 112 and the clutch 12, and noise and vibration caused by non-concentricity after the assembly of the clutch 12 and the motor shaft 112 are effectively reduced.

It should be noted that the outer contour dimension of the other sections of the assembling end 1121 except for the first section 1123 may be smaller than the assembling hole 121, or the second reserved gap 15 may also exist between the assembling hole 121 and the assembling end 1121, so as to ensure smooth insertion of the motor shaft 112 and the assembling hole 121.

In some embodiments, as shown in fig. 2, the positioning recess 1122 can be a groove structure provided on the side wall of the motor shaft 112. The two sides of the positioning recess 1122 forming the opening are inclined to each other, and the included angle C between the two sides is greater than or equal to 90 ° and less than or equal to 180 °. The two inclined sides not only increase the service life of the assembly end 1121 of the motor shaft 112, but also facilitate the positioning element 13 to be accurately inserted into the positioning recess 1122.

The positioning member 13 may be a machine screw.

In some embodiments, as shown in fig. 2, the dimension D1 of the first reserved gap 14 is greater than or equal to 0.1mm and less than or equal to 2mm. By limiting the dimension D1 of the first reserved gap 14, a virtual position can be formed between the positioning member 13 and the positioning concave portion 1122, so that axial displacement within a certain range can be generated between the positioning member 13 and the motor shaft 112, and noise and vibration caused by vertical jumping of a motor rotor of the driving motor 11 after the clutch 12 and the motor shaft 112 are assembled can be effectively reduced.

In some embodiments, as shown in fig. 3, the host 1 includes a base 16 and a cover 17. The driving motor 11 is assembled on the base 16, the motor shaft 112 protrudes out of the base 16, and the cover 17 covers the base 16. The cover 17 includes a side wall 171 corresponding to the position of the assembly end 1121, and the side wall 171 is provided with a relief hole 172 corresponding to the position of the positioning recess 1122. The relief hole 172 on the cover 17 can facilitate the insertion of the positioning member 13 into the positioning recess 1122 through the cover 17.

In the above embodiment, the host 1 further includes the shock pad 18, and the shock pad 18 is assembled on the cover 17 and covers the avoiding hole 172. The shock pad 18 not only can realize the shock absorption and buffering functions, but also can cover the avoiding hole 172 on the cover body 17, so that a sealing effect is formed.

The application further provides a cooking machine, and cooking machine includes above-mentioned host computer 1.

The motor shaft 112 side wall of the food processor main machine 1 is provided with a positioning concave portion 1122, the positioning piece 13 can penetrate through the positioning hole 122 on the clutch 12 and be inserted into the positioning concave portion 1122, so that the limiting assembly of the clutch 12 and the motor shaft 112 is realized, and the positioning piece 13 assembled on the side wall of the motor shaft 112 avoids the grounding problem caused by exposure. Because be equipped with first reservation clearance 14 between the surface of the spacing tip 131 of setting element 13 and the internal surface of location concave part 1122, for the vibration between clutch 12 and the motor shaft 112 provides virtual position, avoided the too big problem of vibration noise, help promoting cooking machine's life, maintenance convenience and user experience.

It should be noted that, above-mentioned cooking machine can be juice extractor, soybean milk machine, meat grinder or broken wall machine etc. and this application does not restrict the type of cooking machine.

The above description is only a preferred embodiment of the present application and should not be taken as limiting the present application, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A host machine is characterized by being applied to a food processor; the host (1) includes:

the driving motor (11) comprises a motor main body (111) and a motor shaft (112) in transmission connection with the motor main body (111); the motor shaft (112) comprises an assembling end part (1121), and a positioning concave part (1122) is arranged on the side wall of the assembling end part (1121);

a clutch (12) provided with an assembly hole (121) and a positioning hole (122); the assembling hole (121) is formed in one end, facing the driving motor (11), of the clutch (12), and the assembling end portion (1121) is inserted into the assembling hole (121); the positioning hole (122) is arranged on the side wall of the clutch (12), and the positioning hole (122) is communicated with the assembling hole (121);

the positioning piece (13) penetrates through the positioning hole (122), and the limiting end part (131) of the positioning piece (13) is inserted into the positioning concave part (1122); a first reserved gap (14) is arranged between the outer surface of the limiting end part (131) and the inner surface of the positioning concave part (1122).

2. The host machine according to claim 1, characterized in that the assembly end (1121) comprises at least a first section (1123) polygonal in cross-section; the position of the assembling hole (121) corresponding to the position of the first section (1123) is a polygonal hole, and the first section (1123) is inserted into the polygonal hole.

3. The main machine according to claim 2, characterized in that the assembly end (1121) comprises a second section (1124) and a free end (1125) remote from the motor body (111), the free end (1125) and at least one section of the first section (1123) being located on either side of the second section (1124); the positioning recess (1122) is provided to the second section (1124).

4. The host machine of claim 3, wherein the assembly end (1121) includes two sections of the first section (1123), the second section (1124) being disposed between the two sections of the first section (1123).

5. Host machine according to claim 2, characterized in that a second pre-determined clearance (15) is provided between the outer surface of the first section (1123) and the inner wall of the assembly hole (121); the size of the second reserved gap (15) is greater than or equal to 0.1mm and less than or equal to 2mm.

6. The host computer as claimed in claim 1, wherein the two sides of the positioning concave portion (1122) forming the opening are disposed obliquely to each other, and the included angle between the two sides is greater than or equal to 90 ° and less than or equal to 180 °.

7. The host machine according to claim 1, characterized in that the size of the first reserve gap (14) is greater than or equal to 0.1mm and less than or equal to 2mm.

8. The host machine of claim 1, comprising a base (16) and a cover (17); the driving motor (11) is assembled on the base (16), the motor shaft (112) protrudes out of the base (16), and the cover body (17) covers the base (16); the cover body (17) comprises a side wall (171) corresponding to the position of the assembling end portion (1121), and the side wall (171) is provided with an avoiding hole (172) corresponding to the position of the positioning concave portion (1122).

9. The host machine according to claim 8, further comprising a shock pad (18), wherein the shock pad (18) is assembled on the cover (17) and covers the relief hole (172).

10. A food processor, characterized in that it comprises a main machine (1) according to any one of claims 1 to 9.