CN212564247U - Gear box and food processor - Google Patents
Gear box and food processor Download PDFInfo
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- CN212564247U CN212564247U CN202020960245.XU CN202020960245U CN212564247U CN 212564247 U CN212564247 U CN 212564247U CN 202020960245 U CN202020960245 U CN 202020960245U CN 212564247 U CN212564247 U CN 212564247U
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Abstract
The utility model discloses a gear box and food preparation machine. The second output part is arranged on the wheel carrier, the main shaft can drive the central wheel to rotate, the central wheel can drive each planet wheel to rotate in the internal gear, the planet wheels can drive the wheel carrier to rotate around the main shaft, the second output part and the wheel carrier synchronously rotate, and the second output part is arranged around the first output part. Has the advantages that: the first output part can synchronously rotate with the main shaft, and the second output part is arranged around the first output part, so that the space utilization rate can be improved, and the structure of the gear box is compact; the central wheel, the planet wheel, the inner gear and the wheel carrier enable the second output part to have lower rotating speed and larger torque than the first output part, so that the gear box can output different rotating speeds, and more application requirements can be met. The utility model relates to a gear drive.
Description
Technical Field
The utility model relates to a gear drive, in particular to gear box and food preparation machine.
Background
Food processors are usually provided with a drive unit, a gearbox and a rotatable working mechanism. The driving unit can realize the reduction of the rotating speed and the increase of the torque through the gear box, thereby driving the working mechanism to rotate.
Food processors for fruit processing generally require multiple gear speeds to achieve the different functions of cutting and juicing fruit in a targeted manner. Among the prior art, the food preparation machine of the rotational speed that has many gears usually needs to set up the bulky gear box of structure, and technical defect lies in: the gear box with a complex structure is not beneficial to the miniaturization of the food processor, so that the food processor has higher manufacturing cost and poorer portability and operation flexibility.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a can export different rotational speeds and simple structure compact's gear box and food preparation machine.
The technical scheme adopted for solving the technical problems is as follows:
a gearbox, comprising:
a housing;
the wheel carrier is rotationally connected with the shell;
the planet wheels are rotationally connected with the wheel carrier;
the central wheel is meshed with each planetary wheel, and each planetary wheel is arranged around the central wheel;
the inner gear is arranged on the shell, and each planet gear is meshed with the inner gear;
the main shaft penetrates through the central wheel;
the first output part is connected with the main shaft, and the main shaft can drive the first output part to synchronously rotate;
the second output part is arranged on the wheel carrier, the main shaft can drive the central wheel to rotate, the central wheel can drive each planet wheel to rotate in the internal gear, the planet wheels can drive the wheel carrier to rotate around the main shaft, the second output part and the wheel carrier synchronously rotate, and the second output part is arranged around the first output part.
The gearbox at least has the following beneficial effects:
the first output part can synchronously rotate with the main shaft, and the second output part is arranged around the first output part, so that the space utilization rate can be improved, and the structure of the gear box is compact; the central wheel, the planet wheel, the inner gear and the wheel carrier enable the second output part to have lower rotating speed and larger torque than the first output part, so that the gear box can output different rotating speeds, and more application requirements can be met.
In a possible embodiment of the present invention, a plurality of first protruding teeth are disposed on an outer side wall of the first output portion, and each of the first protruding teeth is disposed around the spindle. The first convex teeth can enhance the cutting effect of the first output part, and the food processing efficiency is improved.
The utility model discloses an in a possible implementation, the second output is the tube-shape, is equipped with a plurality of second dogtooths on the second output, and each second dogtooth is arranged at the medial surface of second output, and the second dogtooth is to the inboard protrusion of second output. The second convex teeth can improve the processing efficiency of the stirred food of the second output part.
The utility model discloses an in a possible implementation, the wheel carrier includes first module and second module, and the second output is established on first module, is equipped with a plurality of support columns between first module and the second module. The support column enables first module and second module fixed connection, can also provide installation space for the planet wheel.
In a possible embodiment of the invention, the inner gear is integral with the housing.
The utility model discloses an in a possible embodiment, the planet wheel is duplicate gear, is equipped with first gear portion and second gear portion on the planet wheel, and the nominal diameter of first gear portion is greater than the nominal diameter of second gear portion, and the sun gear meshes with first gear portion, and the internal gear meshes with the second gear portion. The planet wheel is a duplicate gear, can play a role in reducing speed between the central wheel and the internal gear, strengthens the speed reducing capacity of the gear box in a limited space, can improve the space utilization rate and enables the structure of the gear box to be more compact.
A food processor comprising a gear box.
The utility model discloses an among the possible embodiment, food preparation machine still includes drive unit and fan, and drive unit establishes between fan and gear box, and drive unit can drive the main shaft and rotate, and the fan is arranged with the main shaft is coaxial. The fan can strengthen the heat dissipation capacity of the driving unit, and is favorable for strengthening the reliability of the driving unit.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic view of an assembly of a drive unit and a gear box according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of a gear box according to an embodiment of the present invention;
fig. 3 is a schematic diagram of an arrangement of a center wheel and a planet wheel according to an embodiment of the present invention;
fig. 4 is a schematic perspective view of fig. 3 according to an embodiment of the present invention;
fig. 5 is a schematic diagram of an arrangement of the first output part and the second output part according to the embodiment of the present invention;
fig. 6 is a schematic structural diagram of the wheel frame according to the embodiment of the present invention;
fig. 7 is a schematic diagram of an arrangement of the spindle, the central wheel and the planet wheel according to the embodiment of the present invention;
reference numerals:
the device comprises a housing 1, a wheel carrier 2, a first module 3, a second module 4, a support column 5, a central wheel 6, a planet wheel 7, a shaft 8, a first gear part 9, a second gear part 10, an internal gear 11, a main shaft 12, a first output part 13, a first convex tooth 14, a second output part 15, a second convex tooth 16, a driving unit 17 and a fan 18.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1 to 7, a gearbox includes:
a housing 1;
the wheel carrier 2 is rotationally connected with the shell 1;
the planet wheels 7 are rotationally connected with the wheel carrier 2;
the central wheel 6 is meshed with each planetary wheel 7, and each planetary wheel 7 is arranged around the central wheel 6;
an internal gear 11, wherein the internal gear 11 is arranged on the shell 1, and each planet wheel 7 is meshed with the internal gear 11;
a main shaft 12, wherein the main shaft 12 penetrates through the central wheel 6;
the first output part 13, the first output part 13 is connected with main axis 12, the main axis 12 can drive the first output part 13 to rotate synchronously;
the second output part 15, the second output part 15 is set on the wheel carrier 2, the main shaft 12 can drive the central wheel 6 to rotate, the central wheel 6 can drive each planet wheel 7 to rotate in the internal gear 11, the planet wheel 7 can drive the wheel carrier 2 to rotate around the main shaft 12, the second output part 15 rotates synchronously with the wheel carrier 2, the second output part 15 is set around the first output part 13.
The gearbox at least has the following beneficial effects:
the first output part 13 can rotate synchronously with the main shaft 12, and the second output part 15 is arranged around the first output part 13, so that the space utilization rate can be improved, and the structure of the gear box is compact; the centre wheel 6, the planet wheels 7, the inner gear 11 and the wheel carrier 2 enable the second output 15 to rotate at a lower speed and to have a higher torque than the first output 13, enabling the gearbox to output different speeds, which can be adapted to more application requirements.
With respect to the housing 1, the housing 1 can provide a mounting and positioning basis for the wheel carriage 2 and the main shaft 12. The sun wheel 6 and the planet wheels 7 are movable within the housing 1.
With respect to the truck 2, the truck 2 includes a first module 3 and a second module 4. The first module 3 and the second module 4 are respectively arranged at two ends of the planetary wheel 7. Three shaft levers 8 are arranged between the first module 3 and the second module 4, and the shaft levers 8 penetrate through the planet wheels 7. One end of the shaft 8 is embedded in the first module 3 and the other end of the shaft 8 is embedded in the second module 4. The planet wheels 7 can rotate around the shaft 8.
As regards the planet wheels 7, the planet wheels 7 are in rotational connection with the carrier 2 via a shaft 8. The planet wheels 7 are arranged between the first module 3 and the second module 4.
With respect to the centre wheel 6, a main shaft 12 passes through the centre wheel 6. The side surface of the main shaft 12 is provided with a transmission surface, and the shaft hole of the central wheel 6 is matched with the main shaft 12. The spindle 12 can rotate the centre wheel 6 under the influence of a drive unit 17. The sun wheel 6 meshes simultaneously with three planet wheels 7. The central wheel 6 can drive the three planet wheels 7 to revolve around the main shaft 12.
Regarding the internal gear 11, the internal gear 11 is integral with the housing 1, enabling the overall structure of the gearbox to be simplified. The inner side of the outer shell 1 is provided with a number of gear teeth, each of which protrudes from the inner side of the outer shell 1 and forms an inner gear 11.
With respect to the spindle 12, one end of the spindle 12 can be connected to the drive unit 17 and the other end can be connected to the first output section 13. The main shaft 12 penetrates the center wheel 6.
As for the first output section 13, the first output section 13 is provided at one end of the main shaft 12. The first output section 13 is provided outside the housing 1. The first output portion 13 is rotatable in synchronization with the main shaft 12. The first output 13 can be used for quick cutting of fruit.
As for the second output portion 15, the second output portion 15 is integral with the pedestal. The second output section 15 is cylindrical. The second output section 15 is provided around the first output section 13. The second output 15 can be rotated about the spindle 12 by the planet wheels 7. The second output portion 15 has a lower output rotation speed than the first output portion 13 and a higher output torque than the first output portion 13, and can be used for juicing.
In a possible embodiment, the outer side wall of the first output part 13 is provided with a plurality of first teeth 14, and each first tooth 14 is arranged around the main shaft 12. The first convex teeth 14 can enhance the cutting effect of the first output part 13, which is beneficial to improving the food processing efficiency.
The first output unit 13 has a cylindrical surface on the side surface of the first output unit 13. Each first tooth 14 is provided around the first output portion 13.
With respect to first teeth 14, the number of first teeth 14 is six. The first teeth 14 are arranged in a circumferential array on the outer side wall of the first output portion 13. The first tooth 14 is wedge-shaped. Each first tooth 14 is disposed in a rotor shape around the first output portion 13, which is advantageous for improving the efficiency of rotary cutting.
In a possible embodiment, the second output part 15 is cylindrical, a plurality of second teeth 16 are provided on the second output part 15, each second tooth 16 is arranged on an inner side surface of the second output part 15, and the second teeth 16 protrude towards the inner side of the second output part 15. The second teeth 16 can improve the efficiency of the blended food processing of the second output portion 15.
The inner surface of the second output section 15 is a cylindrical surface. Each second tooth 16 is provided on the inner side surface of the second output portion 15.
As for the second teeth 16, the number of the second teeth 16 is eight. The second teeth 16 are arranged in a circumferential array on the inner side wall of the first output portion 13. The cross-sectional shape of the second tooth 16 is rectangular. When both first output 13 and second output 15 are rotated, a speed differential can be formed between first tooth 14 and second tooth 16, and the relative motion between first tooth 14 and second tooth 16 can improve the efficiency of the food processing.
In a possible embodiment, the wheel carriage 2 comprises a first module 3 and a second module 4, the second output 15 being provided on the first module 3, and a plurality of support columns 5 being provided between the first module 3 and the second module 4. The support column 5 enables the first module 3 and the second module 4 to be fixedly connected, and installation space can be provided for the planet wheel 7.
As for the support column 5, the support column 5 is provided on the first module 3. The support column 5 is columnar in shape. A plurality of reinforcing ribs are arranged between the side surface of the supporting column 5 and the first module 3. The reinforcing ribs can reinforce the structural strength of the support columns 5. The connection between the second module 4 and the support column 5 can be selected from, but not limited to, screws.
In one possible embodiment, the ring gear 11 is integral with the housing 1.
In a possible embodiment, the planet wheel 7 is a dual gear, the planet wheel 7 is provided with a first gear part 9 and a second gear part 10, the nominal diameter of the first gear part 9 is larger than the nominal diameter of the second gear part 10, the centre wheel 6 meshes with the first gear part 9, and the inner gear 11 meshes with the second gear part 10. The planet wheel 7 is a duplicate gear, can play a role in reducing speed between the central wheel 6 and the internal gear 11, strengthens the speed reducing capacity of the gear box in a limited space, can improve the space utilization rate and enables the structure of the gear box to be more compact.
As for the planetary gear 7, the planetary gear 7 is a duplicate gear. The first gear part 9 of the planet wheels 7 is arranged coaxially with the second gear part 10. The first gear part 9 is a spur gear, and the second gear part 10 is also a spur gear.
A food processor comprising a gear box.
In a possible embodiment, the food processor further comprises a drive unit 17 and a fan 18, the drive unit 17 being arranged between the fan 18 and the gearbox, the drive unit 17 being able to drive the spindle 12 in rotation, the fan 18 being arranged coaxially with the spindle 12. The fan 18 can enhance the heat dissipation capability of the driving unit 17, which is advantageous for enhancing the reliability of the driving unit 17.
As for the driving unit 17, the driving unit 17 may be selected, but not limited to, a motor. The spindle 12 penetrates the drive unit 17. A fan 18 is secured to one end of the spindle 12. When the driving unit 17 rotates the main shaft 12, the fan 18 can rotate synchronously with the main shaft 12, so that the driving unit 17 can dissipate heat.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (8)
1. A gearbox, comprising:
a housing;
the wheel carrier is rotationally connected with the shell;
the planet wheels are rotationally connected with the wheel carrier;
the central wheel is meshed with the planetary wheels, and the planetary wheels are arranged around the central wheel;
the inner gear is arranged on the shell, and each planet gear is meshed with the inner gear;
a main shaft passing through the center wheel;
the first output part is connected with the main shaft, and the main shaft can drive the first output part to synchronously rotate;
the second output part is arranged on the wheel carrier, the main shaft can drive the central wheel to rotate, the central wheel can drive the planet wheels to rotate in the inner gear, the planet wheels can drive the wheel carrier to rotate around the main shaft, the second output part and the wheel carrier synchronously rotate, and the second output part is arranged around the first output part.
2. The gearbox of claim 1, wherein: the outer side wall of the first output part is provided with a plurality of first convex teeth, and each first convex tooth is arranged around the main shaft.
3. The gearbox of claim 1, wherein: the second output part is cylindrical, a plurality of second convex teeth are arranged on the second output part, the second convex teeth are arranged on the inner side face of the second output part, and the second convex teeth protrude towards the inner side of the second output part.
4. The gearbox of claim 1, wherein: the wheel carrier comprises a first module and a second module, the second output part is arranged on the first module, and a plurality of supporting columns are arranged between the first module and the second module.
5. The gearbox of claim 1, wherein: the inner gear is integral with the outer housing.
6. The gearbox of claim 1, wherein: the planet wheel is duplicate gear, be equipped with first gear portion and second gear portion on the planet wheel, the nominal diameter of first gear portion is greater than the nominal diameter of second gear portion, the sun gear with first gear portion meshing, the internal gear with the meshing of second gear portion.
7. Food processor, its characterized in that: comprising a gearbox according to any one of claims 1 to 6.
8. The food processor of claim 7, wherein: the food processor also comprises a driving unit and a fan, wherein the driving unit is arranged between the fan and the gear box, the driving unit can drive the main shaft to rotate, and the fan and the main shaft are coaxially arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020960245.XU CN212564247U (en) | 2020-05-29 | 2020-05-29 | Gear box and food processor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020960245.XU CN212564247U (en) | 2020-05-29 | 2020-05-29 | Gear box and food processor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212564247U true CN212564247U (en) | 2021-02-19 |
Family
ID=74637342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020960245.XU Active CN212564247U (en) | 2020-05-29 | 2020-05-29 | Gear box and food processor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212564247U (en) |
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2020
- 2020-05-29 CN CN202020960245.XU patent/CN212564247U/en active Active
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