CN219345406U

CN219345406U - Double-speed gearbox for food processor

Info

Publication number: CN219345406U
Application number: CN202320537144.5U
Authority: CN
Inventors: 李龙; 李春龙; 赖华胜; 莫增甲; 梁健发
Original assignee: Guangdong Changbai Electric Appliance Industry Co ltd
Current assignee: Guangdong Changbai Electric Appliance Industry Co ltd
Priority date: 2023-03-17
Filing date: 2023-03-17
Publication date: 2023-07-14
Anticipated expiration: 2033-03-17

Abstract

The utility model discloses a double-speed gearbox for a food processor, which consists of a primary speed changing assembly and a secondary speed changing assembly, wherein the power input end of the primary speed changing assembly is in transmission connection with a power element, the power output end of the primary speed changing assembly is in transmission connection with a first power output shaft, the power output end of the primary speed changing assembly is in transmission connection with the power input end of the secondary speed changing assembly, and the output end of the secondary speed changing assembly is in transmission connection with a second power output shaft. According to the utility model, two-stage speed change is realized through the one-stage speed change assembly and the two-stage speed change assembly, the one-stage speed change is used for driving the first power output shaft to drive the first cutter head to rotate, and meanwhile, the one-stage speed change is also used for driving the two-stage speed change to drive the second output shaft to drive the second cutter head to rotate.

Description

Double-speed gearbox for food processor

Technical Field

The utility model relates to a double-speed gearbox for a food processor.

Background

At present, the wall breaking machine on the market only has one layer of bottom layer knife, so that when beating some food materials, only water can be added for beating, otherwise, the wall breaking machine cannot fully beat and even burn out a motor. The existing novel food processor can realize double-speed double-knife 360-degree dead-angle-free whipping by utilizing double-knife differential speed, so that a novel gearbox which can realize double speed and speed change to achieve the expected requirement is required.

Moreover, the existing gearbox for realizing double-speed whipping, such as the Chinese patent publication No. CN101711652B, discloses a coaxial two-speed food processor, which only realizes one-stage speed change, one of the output shafts of the double output shafts is directly connected with the motor shaft of the motor, and the other output shaft is in speed change transmission with the gearbox, so that the whipping effect of the single-speed scheme is not ideal.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides a double-speed gearbox which realizes differential beating and improves beating efficiency through double-shaft speed change.

According to the double-speed gearbox for the food processor, which is designed according to the purpose, the double-speed gearbox is composed of a primary speed changing component and a secondary speed changing component, the power input end of the primary speed changing component is in transmission connection with a power element, the power output end of the primary speed changing component is in transmission connection with a first power output shaft, the power output end of the primary speed changing component is in transmission connection with the power input end of the secondary speed changing component, and the output end of the secondary speed changing component is in transmission connection with a second power output shaft.

Preferably, the primary speed change assembly comprises a fixing frame, a first gear ring is arranged in the fixing frame, a first planet carrier capable of rotating relative to the first gear ring is arranged in the first gear ring, a plurality of first planet gears are arranged on the first planet carrier along a circumferential array of the first planet carrier, the first planet gears are rotatably arranged on the first planet carrier, the first planet gears are meshed with the first gear ring, a first sun gear is arranged at the axle center of the first planet carrier, the first sun gears are meshed with each first planet gear respectively, the first sun gears are in transmission connection with a power element, a transmission shaft is fixedly connected to the first planet carrier, the transmission shaft is in transmission connection with a first power output shaft respectively, and the first planet carrier is in transmission connection with a power input end of the secondary speed change assembly.

Preferably, the secondary speed change assembly comprises a second gear ring fixedly connected with the first planetary gear frame, a second planetary gear frame is arranged in the second gear ring and fixedly mounted on the fixing frame, a plurality of second planetary gears are arranged on the second planetary gear frame along a circumferential array of the second planetary gear frame, the second planetary gears are rotatably arranged on the second planetary gear frame, the second planetary gears are meshed with the first gear ring, a second sun gear is arranged at the axle center of the second planetary gear frame and meshed with each second planetary gear, and the second sun gears are in transmission connection with the second power output shaft.

Preferably, the second power output shaft is rotatably arranged on the second planetary carrier, and the second sun gear is fixedly connected with the second power output shaft.

Preferably, the lower end of the transmission shaft is fixedly arranged on the first planetary gear carrier, the upper end of the transmission shaft penetrates through the two-stage speed change assembly to extend upwards, the first power output shaft is fixedly arranged at the upper end of the transmission shaft, and the second sun gear is sleeved on the outer wall of the first power output shaft.

Compared with the prior art, the double-speed gearbox consists of a primary speed changing component and a secondary speed changing component, wherein the power input end of the primary speed changing component is in transmission connection with a power element, the power output end of the primary speed changing component is in transmission connection with a first power output shaft, the power output end of the primary speed changing component is in transmission connection with the power input end of the secondary speed changing component, and the output end of the secondary speed changing component is in transmission connection with a second power output shaft. According to the utility model, two-stage speed change is realized through the one-stage speed change assembly and the two-stage speed change assembly, the one-stage speed change is used for driving the first power output shaft to drive the first cutter head to rotate, and meanwhile, the one-stage speed change is also used for driving the two-stage speed change to drive the second output shaft to drive the second cutter head to rotate.

Drawings

FIG. 1 is a schematic plan view of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic diagram of a second cross-sectional structure of the present utility model.

Detailed Description

The utility model is further described below with reference to the drawings and examples.

Referring to fig. 1-3, a two-speed gearbox for a food processor, the two-speed gearbox 20 is composed of a primary speed changing component 210 and a secondary speed changing component 220, a power input end of the primary speed changing component 210 is in transmission connection with a power element 10, a power output end of the primary speed changing component 210 is in transmission connection with a first power output shaft 30, a power output end of the primary speed changing component 210 is in transmission connection with a power input end of the secondary speed changing component 220, and an output end of the secondary speed changing component 220 is in transmission connection with a second power output shaft 40.

According to the utility model, two-stage speed change is realized through the one-stage speed change assembly and the two-stage speed change assembly, the one-stage speed change is used for driving the first power output shaft to drive the first cutter head to rotate, and meanwhile, the one-stage speed change is also used for driving the two-stage speed change to drive the second output shaft to drive the second cutter head to rotate. Whipping efficiency is more efficient to ensure a better whipping effect.

Referring to fig. 2 and 3, the primary transmission assembly 210 includes a fixed frame 211, a first gear ring 212 is installed in the fixed frame 211, a first planetary carrier 214 capable of rotating relative to the first gear ring 212 is provided in the first gear ring 212, a plurality of first planetary gears 215 are provided on the first planetary carrier 214 along a circumferential array thereof, the first planetary gears 215 are rotatably provided on the first planetary carrier 214, the first planetary gears 215 are meshed with the first gear ring 212, a first sun gear 213 is provided at an axle center of the first planetary carrier 214, the first sun gear 213 is meshed with each first planetary gear 215 respectively, the first sun gear 213 is in transmission connection with the power element 10, a transmission shaft 216 is fixedly connected to the first planetary carrier 214, the transmission shaft 216 is in transmission connection with the first power output shaft 30 respectively, and the first planetary carrier 214 is in transmission connection with a power input end of the secondary transmission assembly 220.

In actual use, the drive shaft 100 of the power element 10 is connected to the first sun gear 213 to drive, and when the first sun gear 213 rotates, it can drive the first planet gears 215 to rotate, and at the same time, the first planet gears 215 rotate relative to the first ring gear 212, and the first planet gears 215 rotate relative to the first ring gear 212 to drive the first planet carrier 214 to rotate relative to the first ring gear 212, so as to realize power output. When the first planet carrier 214 rotates, it can drive the second gear ring 221 of the two-stage transmission assembly 220 to rotate, and at the same time, it also drives the transmission shaft 216 to drive the first power output shaft 30 to rotate, so as to realize variable speed output.

Referring to fig. 2 and 3, the secondary transmission assembly 220 includes a second ring gear 221 fixedly connected to the first planet carrier 214, a second planet carrier 222 is disposed in the second ring gear 221, the second planet carrier 222 is fixedly mounted on the fixed frame 211, a plurality of second planet gears 223 are disposed on the second planet carrier 222 along a circumferential array of the second planet carrier 222, the second planet gears 223 are rotatably disposed on the second planet carrier 222, the second planet gears 223 are meshed with the first ring gear 212, a second sun gear 224 is disposed at an axle center of the second planet carrier 222, the second sun gears 224 are meshed with each second planet gear 223 respectively, and the second sun gear 224 is in driving connection with the second power output shaft 40.

When the first planet carrier 214 rotates, it can drive the second gear ring 221 to rotate, when the second gear ring 221 rotates, it can drive all the second planet gears 223 to rotate so as to drive the second sun gear 224 positioned at the center to rotate, and when the second sun gear 224 rotates, it can directly drive the second power output shaft 40 to rotate so as to realize variable speed output.

The utility model adopts the primary speed changing component 210 and the secondary speed changing component 220 to realize that the output rotating speed of the power element 10, the output rotating speed of the first power output shaft 30 and the output rotating speed of the second power output shaft 40 are different. The rotating speed of the power element 10 is effectively and doubly changed, and then two power outputs which are mutually different in speed are respectively output, so that a better whipping effect is obtained.

Referring to fig. 2 and 3, the second power output shaft 40 is rotatably disposed on the second planetary carrier 222, and the second sun gear 224 is fixedly connected to the second power output shaft 40.

Referring to fig. 2 and 3, the lower end of the transmission shaft 216 is fixedly disposed on the first planetary carrier 214, the upper end of the transmission shaft 216 extends upward through the two-stage transmission assembly 220, the first power output shaft 30 is fixedly disposed on the upper end of the transmission shaft 216, and the second sun gear 224 is sleeved on the outer wall of the first power output shaft 30.

What is not described in detail in this specification is prior art known to those skilled in the art.

In the description of the present utility model, it should 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", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model, and the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying the number of technical features being indicated.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A double speed gearbox for cooking machine, its characterized in that: the double-speed gearbox (20) is composed of a primary speed changing assembly (210) and a secondary speed changing assembly (220), wherein the power input end of the primary speed changing assembly (210) is in transmission connection with the power element (10), the power output end of the primary speed changing assembly (210) is in transmission connection with the first power output shaft (30), the power output end of the primary speed changing assembly (210) is in transmission connection with the power input end of the secondary speed changing assembly (220), and the output end of the secondary speed changing assembly (220) is in transmission connection with the second power output shaft (40).

2. The double speed gearbox for a food processor of claim 1, wherein: the primary speed change assembly (210) comprises a fixing frame (211), a first gear ring (212) is arranged in the fixing frame (211), a first planet carrier (214) capable of rotating relative to the first gear ring (212) is arranged in the first gear ring (212), a plurality of first planet gears (215) are arranged on the first planet carrier (214) along a circumferential array of the first planet carrier (214), the first planet gears (215) are rotatably arranged on the first planet carrier (214), the first planet gears (215) are meshed with the first gear ring (212), a first sun gear (213) is arranged at the axle center of the first planet carrier (214), the first sun gear (213) is meshed with each first planet gear (215) respectively, the first sun gear (213) is in transmission connection with a power element (10), a transmission shaft (216) is fixedly connected to the first planet carrier (214), the transmission shaft (216) is respectively in transmission connection with a first power output shaft (30), and the first secondary planet carrier (214) is connected with a power input end of the speed change assembly (220).

3. The double speed gearbox for a food processor of claim 2, wherein: the secondary speed change assembly (220) comprises a second gear ring (221) fixedly connected with the first planet carrier (214), a second planet carrier (222) is arranged in the second gear ring (221), the second planet carrier (222) is fixedly installed on the fixing frame (211), a plurality of second planet gears (223) are arranged on the second planet carrier (222) along a circumferential array of the second planet carrier, the second planet gears (223) are rotatably arranged on the second planet carrier (222), the second planet gears (223) are meshed with the first gear ring (212), a second sun gear (224) is arranged at the axle center of the second planet carrier (222), the second sun gear (224) is meshed with each second planet gear (223) respectively, and the second sun gear (224) is in transmission connection with the second power output shaft (40).

4. A two speed gearbox for a food processor according to claim 3 wherein: the second power output shaft (40) is rotatably arranged on the second planet carrier (222), and the second sun gear (224) is fixedly connected with the second power output shaft (40).

5. A two speed gearbox for a food processor according to claim 3 wherein: the lower end of the transmission shaft (216) is fixedly arranged on the first planetary wheel carrier (214), the upper end of the transmission shaft (216) penetrates through the two-stage speed change assembly (220) to extend upwards, the first power output shaft (30) is fixedly arranged at the upper end of the transmission shaft (216), and the second sun wheel (224) is sleeved on the outer wall of the first power output shaft (30).