CN220898447U - Fruit and vegetable juice squeezes equipment - Google Patents

Abstract

The utility model discloses fruit and vegetable juice extracting equipment which comprises a machine base, a juice extracting assembly and a feeding assembly, wherein the juice extracting assembly comprises a juice extracting shell, a juice extracting screw is arranged in the juice extracting shell, and a filter screen assembly is arranged around the juice extracting screw; the driving mechanism comprises a motor assembly and a speed reducer assembly driven by the motor assembly, an inner output shaft and an outer output shaft which are coaxially arranged are arranged at the output end of the speed reducer assembly, and the inner output shaft and the outer output shaft rotate simultaneously and turn reversely; the juicing screw is connected with the inner output shaft in a coupling way, and the filter screen component is connected with the outer output shaft in a coupling way. According to the utility model, the driving mechanism drives the juice squeezing assembly and the filter screen assembly to rotate simultaneously and rotate reversely, so that fruits and vegetables can be more quickly and more in juice under the action of bidirectional extrusion force of the juice squeezing assembly and the filter screen assembly, and the juice yield and the juice squeezing efficiency are improved.

Description

Fruit and vegetable juice squeezes equipment

Technical Field

The utility model relates to the technical field of household appliances, in particular to fruit and vegetable juice squeezing equipment.

Background

Fruit and vegetable juice extracting equipment such as a juice machine adopts low-speed screw extrusion to separate juice from pulp, so that pure juice with original juice and flavor is obtained, and the fruit and vegetable juice extracting equipment is deeply favored by people.

The existing juice machine has the basic structure that juice is extruded through the filtering holes on the filtering net by rotating the juice squeezing screw rod in the filtering net component. Wherein, the fixed setting of filter screen subassembly, juice extraction screw rotation setting is carried out the squeezing work in the filter screen subassembly, and juice yield and juice extraction efficiency need further improve.

In view of this, there is a need for improvements in existing juice extraction equipment to increase juice yield and extraction efficiency.

Disclosure of utility model

Aiming at the defects, the utility model aims to provide fruit and vegetable juice extracting equipment to solve the problem that the juice yield and the juice extracting efficiency in the prior art are required to be further improved.

The fruit and vegetable juice extracting equipment provided by the utility model comprises a machine seat, a juice extracting component and a feeding component, wherein a driving mechanism is arranged in the machine seat, the juice extracting component is arranged on the machine seat and is used for extracting juice by driving the driving mechanism, the feeding component is arranged on the juice extracting component,

The juice squeezing assembly comprises a juice squeezing shell, a juice squeezing screw rod is arranged in the juice squeezing shell, and a filter screen assembly is arranged around the juice squeezing screw rod;

The driving mechanism comprises a motor assembly and a speed reducer assembly driven by the motor assembly, an inner output shaft and an outer output shaft which are coaxially arranged are arranged at the output end of the speed reducer assembly, and the inner output shaft and the outer output shaft rotate simultaneously and turn reversely; the juicing screw is connected with the inner output shaft in a coupling way, and the filter screen component is connected with the outer output shaft in a coupling way.

In the above technical scheme, preferably, the juice extracting housing comprises a juice extracting barrel and a lower wall arranged at the lower end of the juice extracting barrel, a slag outlet pipe and a juice outlet pipe are arranged on the outer wall of the juice extracting barrel, a through hole is arranged in the center of the lower wall, a circular fence is arranged around the through hole, a juice outlet is arranged on the lower wall between the inner wall of the juice extracting barrel and the circular fence, the juice outlet is communicated with the juice outlet pipe, a slag outlet is arranged on the lower wall in the circular fence, and the slag outlet is communicated with the slag outlet pipe.

In the above technical solution, preferably, at least one opening is provided on the base of the filter screen assembly, and the opening is communicated with the inner cavity of the filter screen assembly, and is used for conveying the slag to the slag outlet.

In the above technical scheme, preferably, the bottom surface of the base of the filter screen assembly is convexly provided with the lower shaft sleeve, the lower shaft sleeve is surrounded by the lower shaft sleeve and is provided with the annular sleeve, the lower wall in the annular fence is provided with an annular groove matched with the annular sleeve, an annular step surface is formed between the annular fence and the annular groove, the slag outlet is arranged on the annular step surface, a plurality of openings communicated with the inner cavity of the filter screen assembly are uniformly distributed on the side wall of the base of the filter screen assembly, the bottom surface of the side wall between two adjacent openings is in a slope shape, and the inclined direction is along the rotation direction of the filter screen assembly and is inclined downwards, so that the height of the first side wall of the opening is greater than that of the second side wall.

In the above technical scheme, preferably, the feeding assembly comprises a feeding barrel, a cutting knife is rotatably arranged in the feeding barrel, a cutter shaft of the cutting knife penetrates through the bottom wall of the feeding barrel to be rotatably arranged, a driving groove is formed in the bottom surface of the cutter shaft, a discharging opening is formed in the bottom wall of the feeding barrel, a driving shaft is arranged at the upper end of the juicing screw rod, and the driving shaft is inserted in the driving groove to drive the cutting knife to synchronously rotate along with the juicing screw rod.

In the above technical solution, preferably, the driving mechanism includes a motor assembly, a speed reducer assembly and an output gear mechanism, the speed reducer assembly includes a speed reducing mechanism and a housing, the output gear mechanism is disposed in the housing, and the output gear mechanism includes:

The inner shaft driving gear set is characterized in that the lower end of the inner output shaft is provided with an inner shaft connecting tooth, the lower end of the outer output shaft is provided with an outer shaft connecting tooth, and the inner output shaft is rotatably arranged in the shaft hole of the outer output shaft; the inner shaft driving gear set adopts a planetary gear mechanism and comprises a plurality of inner shaft driving planetary gears, the inner shaft driving planetary gears are rotatably arranged on an inner shaft driving planetary frame, a first inner tooth is arranged at the center of the inner shaft driving planetary frame, the motor assembly drives the speed reducing mechanism, and the speed reducing mechanism drives the inner shaft driving planetary gears to rotate;

the outer shaft driving gear set comprises a plurality of transmission gears, and the transmission gears are rotatably arranged in the shell;

The center of the top surface of the output annular gear is provided with a cylindrical boss, the center of the cylindrical boss is provided with second internal teeth, and the inner wall of the output annular gear is provided with third internal teeth;

The inner output shaft and the outer output shaft are inserted into the shell, and the inner shaft connecting teeth are meshed with the first inner teeth to drive the inner output shaft to rotate around a first direction; the transmission gear is meshed with the third internal teeth, the inner shaft connecting teeth are meshed with the transmission gear at the same time, the inner shaft connecting teeth drive the output annular gear to rotate through the transmission gear, the outer shaft connecting teeth are meshed with the second internal teeth, the output annular gear drives the outer output shaft to rotate along a second direction, and the second direction is opposite to the first direction.

In the above technical solution, preferably, the housing includes an upper housing and a lower housing that are fixed to each other, a first driving gear is disposed on an output shaft of a motor of the motor assembly, and the speed reducing mechanism adopts a set of planetary speed reducing mechanisms, including:

The first annular gear is arranged on the inner wall of the lower shell, the lower shell is fixed with the upper shell, the motor assembly comprises a motor and a first driving gear arranged on an output shaft of the motor, and the first driving gear is arranged in the lower shell;

The planetary reduction mechanism comprises a plurality of first planetary gears, the first planetary gears are respectively and rotatably arranged on a first planetary frame, a second driving gear is fixedly arranged at the center of the top surface of the first planetary frame, and the first planetary gears are respectively meshed with the first driving gear and the first annular gear.

In the above technical scheme, preferably, a plurality of strip-shaped ribs are uniformly distributed on the inner wall of the upper shell, strip-shaped positioning grooves matched with the strip-shaped ribs are formed in the outer wall of the lower shell, and the strip-shaped ribs are inserted into the strip-shaped positioning grooves.

In the above technical solution, preferably, the transmission gear is rotatably disposed on a gear frame, and the gear frame is fixed to the upper case.

In the above technical solution, preferably, a groove adapted to the strip-shaped rib is provided on an outer circumferential surface of the gear rack, and the strip-shaped rib is inserted into the groove.

In the above technical solution, preferably, the speed reducing mechanism adopts a worm gear mechanism.

According to the technical scheme, the fruit and vegetable juice extracting equipment provided by the utility model solves the problem that the juice yield and the juice extracting efficiency in the prior art are required to be further improved. Compared with the prior art, the driving mechanism drives the juice squeezing assembly and the filter screen assembly to rotate simultaneously and rotate reversely, so that fruits and vegetables can be more quickly and more juice can be discharged under the action of the bidirectional extrusion force of the juice squeezing assembly and the filter screen assembly, and the juice discharging rate and the juice squeezing efficiency are improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following description will make brief description and illustrations of the drawings used in the description of the embodiments of the present utility model or the prior art. It is obvious that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.

FIG. 1 is a schematic view of a juice extracting apparatus according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of the juice extracting apparatus of FIG. 1;

FIG. 3 is a schematic view of a juice extraction assembly and a feed assembly in accordance with an embodiment of the present utility model;

FIG. 4 is a schematic illustration of an exploded view of a juice extractor assembly and a feed assembly according to an embodiment of the present utility model;

FIG. 5 is a schematic view of a juice extractor housing of the present utility model;

FIG. 6 is a bottom view of the juicer housing of FIG. 5;

FIG. 7 is a cross-sectional view A-A of FIG. 6;

FIG. 8 is a cross-sectional view B-B in FIG. 6;

Fig. 9 is an enlarged view of a portion C in fig. 2;

FIG. 10 is a schematic view of a screen assembly according to the present utility model;

FIG. 11 is a side view of the screen assembly of FIG. 10;

FIG. 12 is a schematic view of a housing according to the present utility model;

FIG. 13 is an exploded view of the housing of FIG. 12;

FIG. 14 is a schematic view of the feed assembly of the present utility model with the upper cover open;

FIG. 15 is a schematic view of the feed assembly of the present utility model in a bottom view with the upper cover closed;

FIG. 16 is a schematic view of a driving mechanism according to embodiment 1 of the present utility model;

FIG. 17 is an exploded view of the drive mechanism of FIG. 16;

FIG. 18 is a cross-sectional view of the drive mechanism of FIG. 16;

FIG. 19 is a schematic view showing an exploded structure of the planetary reduction mechanism of the present utility model;

FIG. 20 is a schematic diagram of a first planet and a first carrier according to the present utility model;

FIG. 21 is a schematic diagram of an exploded view of a first planet and a first carrier according to the present utility model;

FIG. 22 is a schematic diagram of an output gear mechanism according to the present utility model;

FIG. 23 is an exploded view of the output gear mechanism of FIG. 7;

FIG. 24 is a cross-sectional view of the output gear mechanism shown in FIG. 7;

Fig. 25 is a schematic view of an output ring gear in the present utility model;

FIG. 26 is a cross-sectional view of the upper housing of the present utility model;

FIG. 27 is a schematic view of the upper housing of the present utility model;

FIG. 28 is a schematic view of the upper housing of FIG. 27 in a bottom view;

fig. 29 is a schematic view of a driving mechanism according to embodiment 2 of the present utility model;

FIG. 30 is an exploded view of the drive mechanism of FIG. 29;

fig. 31 is a cross-sectional view of the drive mechanism shown in fig. 29.

In fig. 1 to 31, the correspondence of the components is as follows:

a housing 110, a juice extractor assembly 120, a feed assembly 130, a drive mechanism 100;

a juice extractor housing 121, a juice extractor screw 122, a screen assembly 123;

a juice extracting cylinder 1211, a lower wall 1212, a slag discharging pipe 1213, a juice discharging pipe 1214, an annular fence 1215, a juice discharging port 1216, a slag discharging port 1217, a dynamic sealing device 1218 and an annular step surface 1219;

Base 1230, lower sleeve 1231, upper sleeve 1232, annular sleeve 1233, opening 1234, first sidewall 1235, second sidewall 1236;

A casing 111, a cover 112;

A feed cylinder 131, an upper cover 132, a cutter 133, a bottom wall 134, a drive slot 135, and a feed opening 136;

A motor assembly 10, a decelerator assembly 20;

A motor 11, a first drive gear 12;

A lower case 21, a planetary reduction mechanism 22, an output gear mechanism 24, and an upper case 25;

The first inner gear ring 211, the second inner gear ring 212, the strip-shaped positioning groove 213, the first planet gears 221, the first planet carrier 222, the second driving gear 223 and the gasket 224;

An inner output shaft 241, an outer output shaft 242, an inner shaft driving gear set 243, an outer shaft driving gear set 244, and an output ring gear 245;

an inner shaft connecting portion 2411, an inner shaft connecting tooth 2412;

An outer shaft connection 2421, outer shaft connection teeth 2422;

An inner shaft drive planet 2431, on the inner shaft drive planet carrier 2432, first inner teeth 2433;

A drive gear 2441, a gear rack 2442, a groove 2443, and an outer gear ring 2444;

Cylindrical boss 2451, second internal tooth 2452, third internal tooth 2453;

a strip-shaped rib 251, a first hole 252, a second hole 253, a sealing device 254, a bearing 255;

screw 1201, worm gear 1202, partition 1203.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model, and it is apparent that the embodiments described below are only some embodiments of the present utility model, but not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without making any inventive effort are intended to fall within the scope of the present utility model.

In order to make the explanation and the description of the technical solution and the implementation of the present utility model clearer, several preferred embodiments for implementing the technical solution of the present utility model are described below.

In this document, the terms "inner, outer", "front, rear", and "left, right" are expressions based on the usage status of the product, and it is apparent that the usage of the corresponding terms does not limit the scope of the present solution.

Referring to fig. 1 and 2, fig. 1 is a schematic view of a juice extracting apparatus according to the present utility model, and fig. 2 is a cross-sectional view of the juice extracting apparatus shown in fig. 1.

As shown in fig. 1 and 2, the fruit and vegetable juice extracting apparatus provided by the present utility model includes a stand 110, a juice extracting assembly 120 and a feeding assembly 130. The driving mechanism 100 is arranged in the machine base 110, the juicing component 120 is detachably arranged on the machine base 110 and is used for driving juice to be extracted through the driving mechanism 100, the feeding component is detachably arranged on the juicing component 120, and fruits and vegetables are conveyed into the juicing component 120 through the juicing component 120 for juicing.

As shown in fig. 3 and 4, the juice extracting assembly 120 includes a juice extracting housing 121, a juice extracting screw 122 is disposed in the juice extracting housing 121, and a filter screen assembly 123 is disposed around the juice extracting screw 122.

As shown in fig. 5, 6, 7, 8, 9, 10 and 11, the juice extracting housing 121 includes a juice extracting housing 1211 and a lower wall 1212 provided at a lower end of the juice extracting housing 1211, a slag discharging pipe 1213 and a juice discharging pipe 1214 are provided on an outer wall of the juice extracting housing 1211, a through hole is provided at a center of the lower wall 1212, a circular fence 1215 is provided around the through hole, a juice outlet 1216 is provided on the lower wall 1212 between an inner wall of the juice extracting housing 1211 and the circular fence 1215, the juice outlet 1216 is communicated with the juice discharging pipe 1214, a slag discharging hole 1217 is provided on the lower wall 1212 in the circular fence 1215, and the slag discharging hole 1217 is communicated with the slag discharging pipe 1213. A dynamic seal 1218 is disposed within the through bore in the lower wall 1212. The sidewall height of the base 1230 of the screen assembly is greater than the height of the annular rail 1215.

At least one opening 1234 is provided in the base 1230 of the screen assembly 123, the opening 1234 being in communication with the screen assembly 123 for delivering slag to the slag outlet 1217.

Specifically, the bottom surface of the base 1230 of the filter screen assembly 123 is provided with a lower shaft sleeve 1231 in a downward protruding manner, the top surface of the base 1230 is provided with an upper shaft sleeve 1232, the bottom surface of the juicing screw 122 is provided with a pit matched with the upper shaft sleeve 1232, and the filter screen assembly 123 and the juicing screw 122 are coaxially rotated to avoid scraping and collision caused by inclination between the two.

The lower shaft sleeve 1231 is inserted in the dynamic sealing device 1218, an annular sleeve 1233 is arranged around the lower shaft sleeve 1231, an annular groove matched with the annular sleeve 1233 is arranged on the lower wall 1212 in the annular fence 1215, an annular step surface 1219 is formed between the annular fence 1215 and the annular groove, and a slag outlet 1217 is arranged on the annular step surface 1219. The annular sleeve 1233 cooperates with the annular groove to assist in rotational limiting of the screen assembly 123 and to prevent binding due to tilting.

Referring to fig. 10 and 11, a plurality of openings 1234 communicated with the inner cavity of the filter screen assembly 123 are uniformly distributed on the side wall of the base 1230, the bottom surface of the side wall between two adjacent openings 1234 is in a slope shape, and the inclined direction is inclined downwards along the rotation direction of the filter screen assembly 123, so that the height of the first side wall 1235 of the opening 1234 is greater than that of the second side wall 1236, the thickness of the side wall of the base 1230 is matched with the width of the annular step surface 1219, and the slag discharged from the opening 1234 moves along the annular platform under the pushing of the first side wall 1235 and falls into the juice outlet 1216, so that slag is discharged more smoothly and cleanly.

As shown in fig. 12 and 13, the housing 110 includes a casing 111 and a cover 112 provided at an open end of the casing 111, and the driving mechanism 100 is provided in the casing 111 and fixed to the cover 112.

As shown in fig. 14 and 15, the feeding assembly 130 includes a feeding cylinder 131, an upper cover 132 is disposed at an opening at an upper end of the feeding cylinder 131, a cutting knife 133 is rotationally disposed in the feeding cylinder 131, a knife shaft of the cutting knife 133 passes through a bottom wall 134 of the feeding cylinder 131 and is rotationally disposed, a driving groove 135 is disposed on a bottom surface of the knife shaft, a discharging opening 136 is disposed on the bottom wall 134 of the feeding cylinder 131, a driving shaft 124 is disposed at an upper end of the juice extracting screw 122, the driving shaft 124 is inserted in the driving groove 135, and the cutting knife 133 is driven to synchronously rotate along with the juice extracting screw 122. In this embodiment, two fan-shaped discharge openings 136 are provided.

According to the scheme, fruits and vegetables can be chopped by the cutter 133 in the feeding assembly and then enter the juice squeezing assembly through the discharging opening 136, so that the juice squeezing assembly is convenient to use, the squeezing resistance of the juice squeezing assembly is reduced, and the service life is prolonged.

As shown in fig. 2, 9 and 13, the driving mechanism 100 includes a motor assembly 10 and a decelerator assembly 20 driven by the motor assembly 10, the decelerator assembly 20 is provided with an inner output shaft 241 and an outer output shaft 242 coaxially provided, and the inner output shaft 241 and the outer output shaft 242 simultaneously rotate and are reversely rotated. The juicing screw 122 is coupled to an inner output shaft 241 and the screen assembly 123 is coupled to an outer output shaft 242. Therefore, the juicing screw 122 and the filter screen assembly 123 rotate simultaneously and rotate reversely, so that fruits and vegetables can be more fully squeezed under the mutual extrusion of the juicing screw 122 and the filter screen assembly 123, more juice is obtained, and the juicing efficiency is improved.

As shown in fig. 16 and 17, the drive mechanism 100 includes a motor assembly 10 and a decelerator assembly 20.

The motor assembly 10 comprises a motor 11, and a first driving gear 12 is arranged on an output shaft of the motor 11.

The reducer assembly 20 includes a reduction mechanism, an output gear mechanism 24, and a housing including an upper housing 25 and a lower housing 21, which are secured together. The output gear mechanism 24 is disposed within the upper housing 25. The output shaft of the motor 11 is provided with a first driving gear 12, the output end of the speed reducing mechanism is provided with a second driving gear 223, the motor assembly 10 drives the speed reducing mechanism through the first driving gear 12, and the speed reducing mechanism drives the output gear mechanism 24 through the second driving gear 223.

Example 1.

In embodiment 1, the speed reducing mechanism is composed of a front and a rear sets of planetary speed reducing mechanisms 22, and drives the output gear mechanism 24 to output power, the two sets of planetary speed reducing mechanisms 22 are arranged in series, and the structures of the front and rear sets of planetary speed reducing mechanisms may be the same or different. Obviously, the reduction mechanism may take other forms, such as a set of planetary reduction mechanisms, a multi-stage gear reduction mechanism, a worm gear reduction mechanism, and the like.

As shown in fig. 18, 19, 20, and 21, the planetary reduction mechanism 22 includes a plurality of first planetary gears 221.

The inner cavity of the lower housing 21 is in a step hole shape, a first annular gear 211 and a second annular gear 212 are respectively arranged on the inner wall of the step hole, and the second annular gear 212 is positioned at the outer end of the first annular gear 211, namely, at one end far away from the motor assembly 10.

The first planetary gears 221 are rotatably disposed on the first carriers 222, respectively, and the second driving gears 223 are disposed at the center of the top surface of the first carriers 222. The plurality of first planet gears 221 are respectively meshed with the first driving gear 12 and the first ring gear 211, so as to drive the first planet carrier 222 to rotate, and the second driving gear 223 synchronously rotates with the first planet carrier 222.

In the present embodiment, the number of the first planet gears 221 may be three or four. Obviously, the number of the first planet gears 221 may be two or more.

As shown in fig. 18, 22, 23, 24, and 25, the output gear mechanism 24 includes an inner output shaft 241, an outer output shaft 242, an inner shaft drive gear set 243, an outer shaft drive gear set 244, and an output ring gear 245.

In the present embodiment, the output gear mechanism 24 is driven by a rear-stage planetary reduction mechanism, and the front-stage and rear-stage planetary reduction mechanisms have the same configuration, and therefore the same reference numerals as those of the planetary reduction mechanisms shown in fig. 4, 5, and 6 are used.

The top of the inner output shaft 241 is provided with an inner shaft connection portion 2411 for connecting with a first fitting, and the lower end of the inner output shaft 241 is provided with an inner shaft connection tooth 2412.

The top of the outer output shaft 242 is provided with an outer shaft connection part 2421 for connecting with a second fitting, the lower end of the outer output shaft 242 is provided with an outer shaft connection tooth 2422, the inner output shaft 241 is rotatably arranged in the shaft hole of the outer output shaft 242, and the inner shaft connection part 2411 extends out of the outer shaft connection part 2421.

The inner shaft driving gear set 243 adopts a planetary gear mechanism, and includes a plurality of inner shaft driving planetary gears 2431, the inner shaft driving planetary gears 2431 are rotatably disposed on an inner shaft driving planetary carrier 2432, and a first inner tooth 2433 is disposed at the center of the inner shaft driving planetary carrier 2432. The inner shaft driving planetary gear 2431 meshes with the second driving gear 223 and the second ring gear 212 on the inner wall of the lower housing 21 to drive the inner shaft driving planetary gear carrier 2432 to rotate, and the first inner teeth 2433 synchronously rotate with the inner shaft driving planetary gear carrier 2432.

The outer shaft drive gear set 244 includes a plurality of transfer gears 2441, the transfer gears 2441 being rotatably disposed on a gear rack 2442. The gear frame 2442 is fixed to the upper case 25, for example, by bolts penetrating through the outer wall of the upper case 25.

The top surface center of output ring gear 245 is equipped with cylindrical boss 2451, and cylindrical boss 2451's center is equipped with second internal tooth 2452, is equipped with third internal tooth 2453 on the inner wall of output ring gear 245.

The inner output shaft 241 and the outer output shaft 242 are inserted into the upper housing 25, and the inner shaft connecting teeth 2412 at the lower end of the inner output shaft 241 are meshed with the first internal teeth 2433, and the inner output shaft 241 is driven to rotate in the first direction by the inner shaft driving carrier 2432.

The outer shaft connecting teeth 2422 of the lower end of the outer output shaft 242 mesh with the second internal teeth 2452. The inner shaft connection gear 2412 is simultaneously meshed with the transmission gear 2441, the transmission gear 2441 is meshed with the third inner gear 2453, the inner shaft connection gear 2412 drives the output inner gear ring 245 to rotate through the transmission gear 2441, and the output inner gear ring 245 drives the outer output shaft 242 to rotate along a second direction, and the second direction is opposite to the first direction. For example, the first direction is clockwise and the second direction is counter-clockwise.

The inner wall of the upper shell 25 is uniformly provided with a plurality of strip-shaped ribs 251, the outer circumferential surface of the gear frame 2442 is provided with a groove 2443 matched with the strip-shaped ribs 251, the outer wall of the lower shell 21 is provided with a strip-shaped positioning groove 213 matched with the strip-shaped ribs 251, the upper shell 25 is fixed with the lower shell 21, the strip-shaped ribs 251 are inserted into the groove 2443 and the strip-shaped positioning groove 213, and the fixing and limiting of the gear frame 2442 and the upper shell 25 are realized. At the same time, the strip-shaped ribs 251 will also bear the shear load, improving the output torque.

In the utility model, the gear rack 2442 is fixed with the upper shell 25 through the groove 2443, so that the assembly and the disassembly are convenient. Obviously, the gear frame 2442 may also be fixed by bolts passing radially through the outer wall of the upper case 25.

In the utility model, one end of the gear frame 2442 far away from the transmission gear 2441 is also provided with an outer gear ring 2444, and the outer gear ring 2444 is meshed with the second annular gear 212 to play a role in assisting in fixing the gear frame 2442. Together with the strip-shaped ribs 251 and the grooves 2443, the strip-shaped positioning grooves 213 ensure the fixation of the gear rack 2442.

As shown in fig. 26, 27 and 28, the inner cavity of the upper housing 25 is a stepped hole, and includes a first hole 252 and a second hole 253, the strip-shaped rib 251 is disposed on the inner wall of the first hole 252, and the second hole 253 is sequentially provided with a sealing device 254 and a bearing 255 adapted to the outer output shaft 242 from outside to inside.

In the utility model, gaskets 224 are respectively arranged between the first planet gears 221 and the lower shell 21 and between the inner shaft driving planet gears 2431 and the first planet carrier 222, and the gaskets are made of smooth materials, so that friction is reduced, and rotation efficiency is improved.

With the fruit and vegetable juice extracting device provided by the utility model, the power transmission path of the driving mechanism is as follows:

First, the motor 11 drives the first planet gears 221 to rotate through the first driving gear 12, and further drives the first planet carrier 222 to rotate.

Then, the first planet carrier 222 (may be a rear stage) drives the second driving gear 223 to rotate, the second driving gear 223 drives the inner shaft driving planet gear 2431 to rotate, and then drives the inner shaft driving planet carrier 2432 to rotate, and the first inner teeth 2433 synchronously rotate with the inner shaft driving planet carrier 2432 to drive the inner output shaft 241 to rotate along the first direction.

Meanwhile, the inner shaft connecting teeth 2412 drive the output ring gear 245 to rotate through the transmission gear 2441, and the output ring gear 245 then drives the outer output shaft 242 to rotate along a second direction, which is opposite to the first direction.

Example 2.

In the above embodiment 1, the speed reduction mechanism adopts a cascade combination of the front and rear two-stage planetary speed reduction mechanisms. In the speed reducer shown in fig. 14, 15, and 16, a worm gear mechanism is used as the speed reducing mechanism. Wherein the output gear mechanism is the same as that of embodiment 1, and therefore like parts and structural features are given like reference numerals in the following description.

In this embodiment 2, the worm gear mechanism includes a screw 1201 provided on the output shaft of the motor 11, a worm gear 1202 rotatably provided in the lower housing 21, a first ring gear 211 provided on the inner wall of the lower housing 21, and a second drive gear 223 provided on the top surface of the worm gear 1202. The second driving gear 223 drives the inner shaft driving gear set 243 to rotate, and further drives the inner output shaft 241 to rotate in the first direction. The lower end of the inner output shaft 241 is fixed on an inner shaft driving planetary carrier 2432 of the inner shaft driving gear set 243, the inner shaft driving planetary gears 2431 are respectively meshed with the second driving gear 223 and the first ring gear 211, and a plurality of inner shaft driving planetary gears 2431 are rotatably arranged on the inner shaft driving planetary carrier 2432.

The transmission gear 2441 arranged on the partition 1203 in the lower housing 21 is rotated to be meshed with the inner shaft connection teeth 2412 and the output annular gear 245 at the lower end of the inner output shaft 241, and the inner shaft connection teeth 2412 drive the output annular gear 245 to rotate through the transmission gear 2441, so as to drive the outer output shaft 242 to synchronously rotate along a second direction, wherein the rotation direction of the first direction is opposite to the rotation direction of the second direction.

By combining the description of the specific embodiments, the fruit and vegetable juice extracting equipment provided by the utility model has the following advantages compared with the prior art:

First, actuating mechanism drive juice subassembly and filter screen subassembly rotate simultaneously, and turn to in contrast, make fruit vegetables under the effect of the two-way extrusion force of juice subassembly and filter screen subassembly, the juice is faster, and the juice is more, has improved juice yield and juice extraction efficiency.

Second, the center of the lower wall of the juice extracting shell is provided with a through hole, an annular fence is arranged around the through hole, a juice outlet is arranged on the lower wall between the inner wall of the juice extracting barrel and the annular fence, the juice outlet is communicated with a juice outlet pipe, a slag outlet is arranged on the lower wall in the annular fence, and the slag outlet is communicated with the slag outlet pipe. Through the separation of the annular fence, the complete separation of juice and slag is realized, the juice is purer, and the taste is good.

Third, the equipartition is equipped with a plurality of communicating openings with the filter screen subassembly on the lateral wall of the base of filter screen subassembly, and the bottom surface of the lateral wall between two adjacent openings is the slope form, and incline direction along the rotation direction downward sloping of filter screen subassembly for the height of open-ended first lateral wall is greater than the second lateral wall, follows annular platform removal under the promotion of first lateral wall from opening exhaust slag charge, and falls into the juice mouth, and it is more smooth and easy to arrange the sediment, cleaner.

Fourth, through reduction gears and output gear mechanism, realized interior output shaft and outer output shaft coaxial output, and the rotation opposite direction has satisfied juice extraction assembly and filter screen subassembly and has rotated simultaneously, and turns to opposite demand.

Fifth, the planet carrier is driven by the inner shaft to drive the inner output shaft to rotate, the inner gear ring is driven by the outer output shaft to rotate, and the rotation speeds of the inner output shaft and the outer output shaft can be the same or the same through adjusting the gear ratio so as to meet the requirements of different functions.

Sixth, on the basis that last casing passes through the fix with screw with lower casing, go up the equipartition on the inner wall of casing and be equipped with many bar bead, be equipped with the recess of bar bead looks adaptation on the outer periphery of gear frame, be equipped with the bar constant head tank with bar bead looks adaptation on the outer wall of lower casing, realize spacing through bar bead and recess and bar constant head tank. Meanwhile, the strip-shaped convex edges bear shearing load, and output torque is improved.

Seventh, the one end that the gear frame kept away from drive gear still is equipped with outer ring gear, and outer ring gear meshes with the second ring gear, plays the effect of supplementary fixed gear frame, improves bearing capacity simultaneously, can provide great torque output.

Finally, it is also noted that the terms "comprises," "comprising," or any other variation thereof, as used herein, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The present utility model is not limited to the above-mentioned preferred embodiments, and any person who can learn the structural changes made under the teaching of the present utility model can fall within the scope of the present utility model if the present utility model has the same or similar technical solutions.

Claims (10)

1. The fruit and vegetable juice extracting equipment comprises a machine base, a juice extracting component and a feeding component, wherein a driving mechanism is arranged in the machine base, the juice extracting component is arranged on the machine base and is driven to extract juice by the driving mechanism, the feeding component is arranged on the juice extracting component,

The juice squeezing assembly comprises a juice squeezing shell, a juice squeezing screw rod is arranged in the juice squeezing shell, and a filter screen assembly is arranged around the juice squeezing screw rod;

The driving mechanism comprises a motor assembly and a speed reducer assembly driven by the motor assembly, an inner output shaft and an outer output shaft which are coaxially arranged are arranged at the output end of the speed reducer assembly, and the inner output shaft and the outer output shaft rotate simultaneously and turn reversely; the juicing screw is connected with the inner output shaft in a coupling way, and the filter screen component is connected with the outer output shaft in a coupling way.

2. The fruit and vegetable juice extracting apparatus according to claim 1, wherein the juice extracting housing comprises a juice extracting cylinder arranged on a lower wall of the lower end of the juice extracting cylinder, a slag discharging pipe and a juice discharging pipe are arranged on an outer wall of the juice extracting cylinder, a through hole is arranged in the center of the lower wall, a circular fence is arranged around the through hole, a juice outlet is arranged on the lower wall between an inner wall of the juice extracting cylinder and the circular fence, the juice outlet is communicated with the juice discharging pipe, a slag outlet is arranged on the lower wall in the circular fence, and the slag outlet is communicated with the slag discharging pipe.

3. The juice extractor apparatus of claim 2, wherein said screen assembly base has at least one opening therein, said opening communicating with said screen assembly cavity for delivering the residue to said residue outlet.

4. A juice extraction apparatus as claimed in claim 3, wherein the base of the screen assembly has a lower boss projecting upwardly therefrom, an annular collar surrounding the lower boss, an annular recess for fitting the annular collar is provided in the lower wall of the annular rail, an annular stepped surface is formed between the annular rail and the annular recess, the tap hole is provided in the annular stepped surface, the openings are provided in the side walls of the base of the screen assembly, the bottom surfaces of the side walls between adjacent two of the openings are sloped, and the sloped direction is sloped downwardly in the direction of rotation of the screen assembly such that the height of the first side wall of the opening is greater than the height of the second side wall.

5. The fruit and vegetable juice extracting apparatus according to claim 1, wherein the feeding assembly comprises a feeding cylinder, a cutting knife is rotatably arranged in the feeding cylinder, a cutter shaft of the cutting knife penetrates through the bottom wall of the feeding cylinder to be rotatably arranged, a driving groove is formed in the bottom surface of the cutter shaft, a discharging opening is formed in the bottom wall of the feeding cylinder, a driving shaft is arranged at the upper end of the juice extracting screw, and the driving shaft is inserted in the driving groove to drive the cutting knife to synchronously rotate along with the juice extracting screw.

6. The juice extracting apparatus of claim 1, wherein the drive mechanism includes a motor assembly, a speed reducer assembly and an output gear mechanism, the speed reducer assembly including a speed reduction mechanism and a housing, the output gear mechanism being disposed within the housing, the output gear mechanism including:

The inner shaft driving gear set is characterized in that the lower end of the inner output shaft is provided with an inner shaft connecting tooth, the lower end of the outer output shaft is provided with an outer shaft connecting tooth, and the inner output shaft is rotatably arranged in the shaft hole of the outer output shaft; the inner shaft driving gear set adopts a planetary gear mechanism and comprises a plurality of inner shaft driving planetary gears, the inner shaft driving planetary gears are rotatably arranged on an inner shaft driving planetary frame, a first inner tooth is arranged at the center of the inner shaft driving planetary frame, the motor assembly drives the speed reducing mechanism, and the speed reducing mechanism drives the inner shaft driving planetary gears to rotate;

the outer shaft driving gear set comprises a plurality of transmission gears, and the transmission gears are rotatably arranged in the shell;

The center of the top surface of the output annular gear is provided with a cylindrical boss, the center of the cylindrical boss is provided with second internal teeth, and the inner wall of the output annular gear is provided with third internal teeth;

The inner output shaft and the outer output shaft are inserted into the shell, and the inner shaft connecting teeth are meshed with the first inner teeth to drive the inner output shaft to rotate around a first direction; the transmission gear is meshed with the third internal teeth, the inner shaft connecting teeth are meshed with the transmission gear at the same time, the inner shaft connecting teeth drive the output annular gear to rotate through the transmission gear, the outer shaft connecting teeth are meshed with the second internal teeth, the output annular gear drives the outer output shaft to rotate along a second direction, and the second direction is opposite to the first direction.

7. The juice extracting apparatus of claim 6, wherein the housing includes an upper housing and a lower housing fixed to each other, a first driving gear is provided on an output shaft of a motor of the motor assembly, the speed reducing mechanism adopts a set of planetary speed reducing mechanisms, comprising:

The first annular gear is arranged on the inner wall of the lower shell, the motor assembly comprises a motor and a first driving gear arranged on an output shaft of the motor, and the first driving gear is arranged in the lower shell;

The planetary reduction mechanism comprises a plurality of first planetary gears, the first planetary gears are respectively and rotatably arranged on a first planetary frame, a second driving gear is fixedly arranged at the center of the top surface of the first planetary frame, and the first planetary gears are respectively meshed with the first driving gear and the first annular gear.

8. The fruit and vegetable juice extracting apparatus according to claim 7, wherein a plurality of strip-shaped ribs are uniformly distributed on the inner wall of the upper housing, strip-shaped positioning grooves matched with the strip-shaped ribs are formed on the outer wall of the lower housing, and the strip-shaped ribs are inserted into the strip-shaped positioning grooves.

9. The juice extracting apparatus of claim 8, wherein said drive gear is rotatably mounted on a gear frame, said gear frame being fixed to said upper housing.

10. The juice extracting apparatus as claimed in claim 9, wherein the outer circumferential surface of the gear frame is provided with a groove adapted to the bar-shaped rib, and the bar-shaped rib is inserted into the groove.