CN212489645U - Stirring machine - Google Patents
Stirring machine Download PDFInfo
- Publication number
- CN212489645U CN212489645U CN202020586133.2U CN202020586133U CN212489645U CN 212489645 U CN212489645 U CN 212489645U CN 202020586133 U CN202020586133 U CN 202020586133U CN 212489645 U CN212489645 U CN 212489645U
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- CN
- China
- Prior art keywords
- output shaft
- shaft support
- box body
- planetary gear
- gear set
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J43/00—Implements for preparing or holding food, not provided for in other groups of this subclass
- A47J43/04—Machines for domestic use not covered elsewhere, e.g. for grinding, mixing, stirring, kneading, emulsifying, whipping or beating foodstuffs, e.g. power-driven
- A47J43/046—Machines for domestic use not covered elsewhere, e.g. for grinding, mixing, stirring, kneading, emulsifying, whipping or beating foodstuffs, e.g. power-driven with tools driven from the bottom side
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J43/00—Implements for preparing or holding food, not provided for in other groups of this subclass
- A47J43/04—Machines for domestic use not covered elsewhere, e.g. for grinding, mixing, stirring, kneading, emulsifying, whipping or beating foodstuffs, e.g. power-driven
- A47J43/07—Parts or details, e.g. mixing tools, whipping tools
- A47J43/08—Driving mechanisms
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Food Science & Technology (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- Food-Manufacturing Devices (AREA)
- Retarders (AREA)
Abstract
A stirrer comprises an upper shell, a lower shell, a motor and a gearbox assembly, wherein the gearbox assembly comprises a box body, an output shaft, an input shaft, an output shaft and an input shaft, one end of the output shaft is fixedly connected with a stirring knife, and the input shaft is connected with a rotating shaft of the motor; the box body is internally provided with a planetary gear set, a central wheel, an output shaft bracket and an inner gear ring, the output shaft bracket and the planetary gear set are in meshing transmission, so that the output shaft bracket and the box body form relative rotary motion through a pulley assembly, an input shaft drives an output shaft to axially reciprocate and rotate in the box body through the planetary gear set, the inner gear ring and the output shaft bracket, and the output shaft drives a stirring cutter to move up and down in a stirring cavity. The utility model discloses an output shaft support and box form relative rotary motion, and the input shaft passes through planetary gear set, ring gear, output shaft support and drives output shaft axial reciprocating rotary motion in the box. The output shaft is driven to rotate at a high speed and can axially reciprocate, so that the effect of more fully stirring food is achieved.
Description
Technical Field
The utility model relates to a stirrer.
Background
The existing speed change assembly has the effect of outputting different rotating speeds, but is applied to a stirring machine or a food processor, because the blade of the stirring machine is fully contacted with food, the perfect crushing effect can be achieved, and the effect of fully mixing the food is achieved. The use effect of the user is poor. And thus, is in need of further improvement.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a rational in infrastructure, the commonality is strong, and it is big effectively to solve current machine noise. The perfect crushing effect and the mixed effect of food in the container in the improvement mixer have rational in infrastructure, the efficient mixer of stirring cutting to the form of componentization is applicable to in the mixer of different models. So as to overcome the defects in the prior art.
The stirring machine comprises an upper shell, a lower shell and a motor positioned in the lower shell, wherein a speed changing box assembly is arranged between the upper shell and the lower shell, a stirring cavity is arranged in the upper shell, the speed changing box assembly comprises a box body, an output shaft and an input shaft which axially rotate in the box body, the output shaft and the input shaft are connected and penetrate through the box body, one end of the output shaft penetrates through the stirring cavity and is fixedly connected with a stirring cutter, and the input shaft is matched and connected with a rotating shaft of the motor; a planetary gear set is arranged in the box body, a central wheel is also arranged in the box body, the central wheel is sleeved on the outer surfaces of the input shaft and the output shaft, and external teeth of the central wheel are in meshing transmission with the planetary gear set; the input shaft drives the output shaft to rotate at the same speed through the central wheel; or the input shaft drives the output shaft through the central wheel and the planetary gear set to output a lower rotating speed, an output shaft support is further arranged in the box body, the output shaft is inserted into the output shaft support and is in matched connection with the output shaft support, the output shaft support and the planetary gear set are in meshing transmission to enable the output shaft support to form relative rotating motion with the box body through the pulley assembly, an inner gear ring is further arranged in the box body, a rotating shaft of the motor drives the input shaft to rotate, the input shaft drives the output shaft to axially reciprocate and rotate in the box body through the planetary gear set, the inner gear ring and the output shaft support, and the output shaft drives the stirring cutter to move.
The pulley component comprises a wavy groove which is arranged in the box in a fluctuating mode and a protrusion arranged on the outer surface of the output shaft support, the input shaft drives the output shaft support to rotate through the planetary gear set and the inner gear ring, and the protrusion of the output shaft support slides in the wavy groove in the box to form axial reciprocating output of the output shaft support. A pulley assembly is arranged between the box body and the output shaft bracket, so that the output shaft bracket moves up and down in the box body.
The output shaft support and the inner gear ring rotate relatively, and the inner gear ring is limited by the concave-convex matching component and follows the output shaft support to be axially arranged in the box body.
The output shaft support and the inner gear ring are internally provided with inner teeth used for being meshed with the planetary gear set respectively.
The internal teeth of the output shaft support and the internal gear ring are respectively arranged in a circumferential mode.
The concave-convex matching component comprises a convex rib or a concave arranged on the inner gear ring and a convex rib or a concave arranged in the lower cover, and the convex rib is embedded into the concave.
The box includes upper cover and lower cover, is equipped with the protruding muscle or sunken that are used for forming unsmooth cooperation subassembly in the lower cover, still is equipped with the wave groove that is used for forming loose pulley assembly undulation in lower cover and the upper cover respectively.
The inner surface of the centre wheel is provided with splines for engaging with the input shaft of the output shaft.
The output shaft and the central wheel or the planetary gear set are axially fixed by screws or directly fastened in a thread form. The output shaft and the sun gear or planetary gear set are fastened in an internally and externally threaded manner.
Whether or not the gear box assembly is arranged in the blender or the food processor in the form of an assembly does not affect the arrangement structure of the gear box assembly.
The utility model has the advantages as follows:
a. a pulley assembly is arranged between the output shaft bracket and the box body, the output shaft bracket is in meshing transmission with the planetary gear set, and the output shaft bracket forms relative rotary motion with the box body through the pulley assembly; the output shaft drives the stirring knife to move up and down in the stirring cavity, and the stirring knife is fully contacted with food in the stirring cavity; the food can be perfectly crushed and mixed;
b. the pulley component comprises a wavy groove which is arranged in the box in a fluctuating way and a bulge arranged on the outer surface of the output shaft bracket, the input shaft drives the output shaft bracket to rotate through the planetary gear set and the inner gear ring, and the bulge of the output shaft bracket slides in the wavy groove in the box to form axial reciprocating output of the output shaft bracket; the bulge outside the output shaft support moves up and down along the wave groove in the speed changing box body, so that the contact area between the output shaft support and the box body is reduced, and the noise is reduced;
c. the input shaft drives the output shaft to rotate through a centrepiece or a planetary gear set, so that the output shaft has different rotating speeds, the output shaft bracket forms relative rotating motion with the box body through the pulley assembly, the axial reciprocating effect is increased in the gearbox assembly, and the rotating and axial reciprocating double-output gearbox assembly can be simultaneously realized; therefore, the output shaft of the gearbox component is matched and connected with the stirring knife, so that the function of automatic up-and-down reciprocating circulation is added in the stirring machine, the food in a container in the stirring machine can be perfectly crushed and mixed, and the stirring and cutting device has the advantages of reasonable structure and high stirring and cutting efficiency;
d. the outer surface of the inner gear ring is provided with a convex rib or a concave, the lower cover is internally provided with a convex rib or a concave, and the convex rib is embedded into the concave; the convex rib is always positioned in the recess to limit the rotation of the inner gear ring.
e. The utility model discloses a gearbox assembly is applicable to in the mixer of different models to and use in food processor, the commonality is strong.
Drawings
Fig. 1 is a schematic view of a cross-sectional structure of a stirrer according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of an embodiment of the present invention, illustrating an equal rotational speed output mode of the transmission assembly.
Fig. 3 is a schematic structural diagram of an equal-speed output path of a transmission assembly according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a low-speed output form of a transmission assembly according to an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of a low-speed output path of a transmission assembly according to an embodiment of the present invention.
Fig. 6 is a schematic structural diagram of an automatic reciprocating output path of a transmission assembly according to an embodiment of the present invention.
Fig. 7 is an exploded view of a transmission assembly according to an embodiment of the present invention.
In the figure, 1 is an output shaft, 2 is an output shaft support, 2.1 is a protrusion, 2.2 is a groove, 3 is a planetary gear set, 4 is an inner gear ring, 4.1 is a buckle, 4.2 is a convex rib, 5 is a central wheel, 6 is an input shaft, 7 is an upper cover, 8 is a lower cover, 8.1 is a recess, 9 is an upper shell, 9.1 is a stirring cavity, and 10 is a stirring knife. Reference numeral 11 denotes a motor, 12 denotes a rotation shaft, and 13 denotes a lower case.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
Referring to fig. 1, the stirrer comprises an upper shell 9, a lower shell 13 and a motor 11 positioned in the lower shell 13, wherein a gearbox assembly is arranged between the upper shell 9 and the lower shell 13, a stirring cavity 9.1 is arranged in the upper shell 9, the gearbox assembly comprises a box body, an output shaft 1 and an input shaft 6 which axially rotate in the box body, the output shaft 1 and the input shaft 6 are connected and penetrate through the box body, one end of the output shaft 1 penetrates through the stirring cavity 9.1 and is fixedly connected with a stirring knife 10, and the input shaft 6 is connected with a rotating shaft 12 of the motor 11 in a matching way; a planetary gear set 3 is arranged in the box body, a central wheel 5 is also arranged in the box body, the central wheel 5 is sleeved on the outer surfaces of the input shaft 6 and the output shaft 1, and the external teeth of the central wheel 5 are in meshing transmission with the planetary gear set 3; wherein, the input shaft 6 drives the output shaft 1 to rotate at the same speed through the central wheel 5; or, the input shaft 6 drives the output shaft 1 through the central wheel 5 and the planetary gear set 3 to output a lower rotating speed, the box body is also internally provided with an output shaft support 2, the output shaft 1 is inserted into the output shaft support 2 and is in matched connection with the output shaft support 2, the output shaft support 2 and the planetary gear set 3 are in meshed transmission to enable the output shaft support 2 to form relative rotating motion with the box body through a pulley assembly, the box body is also internally provided with an inner gear ring 4, a rotating shaft 12 of a motor 11 drives the input shaft 6 to rotate, the input shaft 6 drives the output shaft 1 to axially reciprocate and rotate in the box body through the planetary gear set 3, the inner gear ring 4 and the output shaft support 2, and the output shaft 1 further drives the stirring cutter.
Referring to fig. 2 and 3, the input shaft 6 rotates the output shaft 1 at the same speed in a spline form through the center wheel 5.
Referring to fig. 4 and 5, the input shaft 6 outputs a lower rotational speed through the fixed connection of the hub 5, the planetary gear set 3 and the output shaft 1.
Referring to fig. 6 and 7, the pulley assembly includes a wave groove arranged in the box in a fluctuating manner, and a protrusion 2.1 arranged on the outer surface of the output shaft support 2, the input shaft 6 drives the output shaft support 2 to rotate through the planetary gear set 3 and the inner gear ring 4, and the protrusion 2.1 of the output shaft support 2 slides in the wave groove in the box, so as to form axial reciprocating output of the output shaft support 2.
The input shaft 6 drives the output shaft bracket 2 to slowly rotate through the protrusion 2.1 at the periphery of the output shaft bracket 2 by passing through a planetary gear speed change system (a planetary gear set 3), and a wave groove formed by the upper cover 7 and the lower cover 8 forms axial reciprocating output of the output shaft bracket 2.
An inner gear ring 4 is further arranged in the box body, a concave-convex matching component is arranged between the inner gear ring 4 and the box body, the inner gear ring 4 is located below the output shaft support 2, a groove 2.2 is formed in the output shaft support 2, a buckle 4.1 is arranged on the inner gear ring 4 corresponding to the groove 2.2, the buckle 4.1 is embedded into the groove 2.2, the inner gear ring 4 and the output shaft support 2 are axially fixed, the output shaft support 2 and the inner gear ring 4 can rotate relatively, and the inner gear ring 4 moves in the box body in a limiting axial direction through the concave-convex matching.
The inner gear 4 and the inner gear ring 2 of the output shaft bracket are respectively provided with inner teeth which are used for being meshed with the planetary gear set 3.
The internal teeth of the output shaft support 2 and the internal gear 4 are respectively arranged in a circle.
The concave-convex matching component comprises a convex rib 4.2 or a concave arranged on the inner gear ring 4 and a convex rib or a concave 8.1 arranged in the box body 8, and the convex rib 4.2 is embedded into the concave 8.1.
The box includes upper cover 7 and lower cover 8, is equipped with protruding muscle or sunken 8.1 that is used for forming unsmooth cooperation subassembly in the lower cover 8, still is equipped with the wave groove that is used for forming loose pulley assembly fluctuation in lower cover 8 and the upper cover 7 respectively.
In this embodiment, the outer sides of the upper cover 7 and the lower cover 8 are provided with lugs, the lugs are provided with mounting holes, the lugs of the upper cover 7 and the lower cover 8 are aligned, and screws are locked to tightly fit the upper cover 7 and the lower cover 8.
The input shaft 6 penetrates through the lower cover 8, and the output shaft 1 penetrates through the upper cover 7. A bearing is provided between the input shaft 6 and the lower cover 8. The upper cover 7 and the lower cover 8 are respectively provided with arc sections with different heights, so that wave grooves are formed in the upper cover 7 and the lower cover 8 after the upper cover and the lower cover are combined.
The sun gear 5 is provided with teeth partially on the outer surface for meshing with the planetary gear set 3. The splines of the centre wheel 5 are located on its inner surface.
The output shaft bracket 2 is of a boss-shaped structure, the top of the upper cover 7 is provided with a through hole, and one end of the output shaft bracket 2 penetrates through the through hole. The output shaft 1 is provided with a bearing on its outer surface, which is located in the assembly between the output shaft carrier 2 and the output shaft 1.
The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and the scope of the invention is to be protected. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. A stirrer comprises an upper shell (9), a lower shell (13) and a motor (11) positioned in the lower shell (13), wherein a speed changing box assembly is arranged between the upper shell (9) and the lower shell (13), a stirring cavity (9.1) is arranged in the upper shell (9), the speed changing box assembly comprises a box body, an output shaft (1) and an input shaft (6) are axially rotated in the box body, the output shaft (1) and the input shaft (6) are connected and penetrate through the box body, one end of the output shaft (1) penetrates through the stirring cavity (9.1) and is fixedly connected with a stirring knife (10), and the input shaft (6) is connected with a rotating shaft (12) of the motor (11) in a matching manner; be equipped with planetary gear set (3), its characterized in that in the box: a central wheel (5) is further arranged in the box body, the central wheel (5) is sleeved on the outer surfaces of the input shaft (6) and the output shaft (1), and external teeth of the central wheel (5) are in meshing transmission with the planetary gear set (3); wherein, the input shaft (6) drives the output shaft (1) to rotate at the same speed through the central wheel (5); or the input shaft (6) drives the output shaft (1) through the central wheel (5) and the planetary gear set (3) to output lower rotating speed, an output shaft support (2) is further arranged in the box body, the output shaft (1) is inserted into the output shaft support (2) and is connected with the output shaft support (2) in a matching mode, the output shaft support (2) and the planetary gear set (3) are in meshing transmission, the output shaft support (2) and the box body form relative rotating motion through the pulley assembly, an inner gear ring (4) is further arranged in the box body, a rotating shaft (12) of the motor (11) drives the input shaft (6) to rotate, the input shaft (6) drives the output shaft (1) to axially reciprocate in the box body through the planetary gear set (3), the inner gear ring (4) and the output shaft support (2), and the output shaft (1) drives the stirring knife (10) to.
2. A mixer according to claim 1, wherein: the pulley component comprises a wavy groove which is arranged in the box in a fluctuating mode and a protrusion (2.1) which is arranged on the outer surface of the output shaft support (2), the input shaft (6) drives the output shaft support (2) to rotate through the planetary gear set (3) and the inner gear ring (4), and the protrusion (2.1) of the output shaft support (2) slides in the wavy groove in the box to form axial reciprocating output of the output shaft support (2).
3. A mixer according to claim 2, wherein: be equipped with unsmooth cooperation subassembly between ring gear (4) and the box, ring gear (4) are located the below of output shaft support (2), be equipped with slot (2.2) on output shaft support (2), ring gear (4) correspond slot (2.2) and are equipped with buckle (4.1), buckle (4.1) embedding slot (2.2) in to make ring gear (4) and output shaft support (2) form axial fixity, and output shaft support (2) and ring gear (4) relative rotation rotate, ring gear (4) are spacing to follow output shaft support (2) axial in the box through unsmooth cooperation subassembly.
4. A mixer according to claim 3, wherein: internal teeth for meshing with the planetary gear set (3) are arranged in the output shaft support (2) and the internal gear ring (4) respectively.
5. A mixer according to claim 4, wherein: the internal teeth of the output shaft support (2) and the internal gear ring (4) are arranged in a circumferential mode respectively.
6. A mixer according to claim 3, wherein: the concave-convex matching component comprises a convex rib (4.2) or a concave part arranged on the inner gear ring (4) and a convex rib or a concave part (8.1) arranged in the lower cover (8), and the convex rib (4.2) is embedded into the concave part (8.1).
7. A mixer according to claim 1, wherein: the box includes upper cover (7) and lower cover (8), is equipped with protruding muscle or sunken (8.1) that are used for forming unsmooth cooperation subassembly in lower cover (8), still is equipped with the wave groove that is used for forming loose pulley assembly undulation in lower cover (8) and upper cover (7) respectively.
8. A mixer according to claim 1, wherein: the inner surface of the central wheel (5) is provided with a spline which is used for being meshed with the output shaft (1) and the input shaft (6).
9. A mixer according to claim 1, wherein: the output shaft (1) and the central wheel (5) or the planetary gear set (3) are axially fixed by screws; or the output shaft (1) and the central wheel (5) or the planetary gear set (3) are fastened in an internal and external thread mode.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020586133.2U CN212489645U (en) | 2020-04-17 | 2020-04-17 | Stirring machine |
| PCT/CN2021/079817 WO2021208641A1 (en) | 2020-04-17 | 2021-03-09 | Blender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020586133.2U CN212489645U (en) | 2020-04-17 | 2020-04-17 | Stirring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212489645U true CN212489645U (en) | 2021-02-09 |
Family
ID=74431048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020586133.2U Active CN212489645U (en) | 2020-04-17 | 2020-04-17 | Stirring machine |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN212489645U (en) |
| WO (1) | WO2021208641A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021208641A1 (en) * | 2020-04-17 | 2021-10-21 | 宁波博菱电器股份有限公司 | Blender |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114027719A (en) * | 2021-12-15 | 2022-02-11 | 浙江豪达电器有限公司 | Speed changing device and food processing device |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204169696U (en) * | 2014-10-31 | 2015-02-25 | 广东新宝电器股份有限公司 | Detachable modular gear box driving device |
| CN104367215B (en) * | 2014-11-14 | 2016-08-24 | 宁波博菱电器有限公司 | A kind of many driving means of differential |
| CN204729558U (en) * | 2015-04-27 | 2015-10-28 | 江门市自信电机有限公司 | A kind of difference tooth variable speed planetary gear case |
| CN106037526B (en) * | 2016-06-08 | 2018-11-20 | 佛山市顺德区美的电热电器制造有限公司 | Material drying device and cooking machine |
| GB2562094B (en) * | 2017-05-04 | 2021-12-29 | Kenwood Ltd | Kitchen appliance noise reduction arrangement |
| CN107411525B (en) * | 2017-07-18 | 2023-01-13 | 宁波博菱电器股份有限公司 | Stirring knife capable of automatically lifting, rotating and cutting |
| CN107411591B (en) * | 2017-07-18 | 2023-11-28 | 宁波博菱电器股份有限公司 | Stirring knife capable of reciprocating up and down and circularly moving |
| CN207715699U (en) * | 2017-11-30 | 2018-08-10 | 新玛德制造厂有限公司 | A kind of noise reduction planetary gear box structure and food cooking machine |
| CN209058925U (en) * | 2018-08-27 | 2019-07-05 | 广东新宝电器股份有限公司 | Stirring subassembly of mixer |
| CN212489645U (en) * | 2020-04-17 | 2021-02-09 | 宁波博菱电器股份有限公司 | Stirring machine |
-
2020
- 2020-04-17 CN CN202020586133.2U patent/CN212489645U/en active Active
-
2021
- 2021-03-09 WO PCT/CN2021/079817 patent/WO2021208641A1/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021208641A1 (en) * | 2020-04-17 | 2021-10-21 | 宁波博菱电器股份有限公司 | Blender |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021208641A1 (en) | 2021-10-21 |
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