CN220212614U - Lifting mechanism of juicer and juicer with same - Google Patents

Abstract

The utility model discloses a lifting mechanism of a juicer, which comprises a motor; a lower extrusion head; the input end of the transmission mechanism is connected with the output end of the motor, the output end of the transmission mechanism is connected with the lower part of the lower extrusion head, and the transmission mechanism is used for driving the lower extrusion head to move along the up-down direction; the output shaft of the motor rotates only clockwise or only anticlockwise; the transmission mechanism comprises a base; the upper and lower reciprocating screw rods extend along the upper and lower directions and can circumferentially rotate relative to the base, the input ends of the upper and lower reciprocating screw rods are relatively movable up and down with the output ends of the motor, and the output ends of the upper and lower reciprocating screw rods are connected with the lower part of the lower extrusion head; the sliding block is restrained on the base, and the head of the sliding block is matched with the spiral groove of the upper and lower reciprocating screw rods, so that the upper and lower reciprocating screw rods can be automatically switched from upward movement to downward movement in the circumferential rotation process. The device also has the advantage of driving the lower extrusion head to lift. The utility model also discloses a juicer which has the advantage of being capable of driving the lower extrusion head to lift.

Description

Lifting mechanism of juicer and juicer with same

Technical Field

The utility model relates to the technical field of juicers, in particular to a lifting mechanism of a juicer and the juicer.

Background

Juice extractors are used to juice fruits and vegetables, such as orange, grapefruit, tomato, etc.

Through investigation, chinese utility model with the application number of CN202122123692.7 (bulletin number of CN 215533543U) discloses an orange press, the orange press comprises a main machine and a cup barrel, the main machine comprises a shell and a mounting seat, a driving motor is fixedly arranged above the mounting seat, the driving motor is in transmission fit with a speed reducer positioned in the mounting seat, an output shaft of the speed reducer is connected with a transmission pipe, a screw rod is arranged in the transmission pipe, the upper end of the screw rod penetrates through the main machine and is connected with a juice pressing disc at the end part, the space of the main machine is reasonably utilized, the purpose of reducing the volume of the main machine is achieved, the installation is stable, the cost is reduced, the transportation is convenient, the problem that the juice pressing liquid can not be directly contacted with the driving motor when overflowing is solved, the driving motor is prevented from burning due to liquid leakage, the output shaft of the speed reducer drives the screw rod and the transmission pipe to rotate and lift the transmission principle of the screw rod, the screw rod is controlled to rotate and lift by using the screw transmission principle instead of manual extrusion, and the orange press is light and convenient.

However, the above patent does not disclose other structures for driving the juice extracting tray (lower extruding head) up and down.

Disclosure of Invention

The utility model aims to solve the first technical problem of providing a lifting mechanism of a juicer, which is reasonable in structure and can drive a lower extrusion head to lift.

The second technical problem to be solved by the utility model is to provide a juice extractor aiming at the current state of the art.

The technical scheme adopted by the utility model for solving the first technical problem is as follows: a lifting mechanism of a juicer, comprising:

a motor;

the upper part of the lower extrusion head is used for contacting with fruits and vegetables to be juiced;

the input end of the transmission mechanism is connected with the output end of the motor, the output end of the transmission mechanism is connected with the lower part of the lower extrusion head, and the transmission mechanism is used for driving the lower extrusion head to move along the up-down direction;

the method is characterized in that:

the output shaft of the motor rotates only in a clockwise direction or only in a counterclockwise direction;

the transmission mechanism comprises

A base;

the upper and lower reciprocating screw rods extend along the upper and lower directions and can circumferentially rotate and vertically move relative to the base, the input end of the upper and lower reciprocating screw rods are connected with the output end of the motor, and the output end of the upper and lower reciprocating screw rods are connected with the lower part of the lower extrusion head;

the sliding block is restrained on the base, and the head of the sliding block is matched with the spiral groove of the upper and lower reciprocating screw rod, so that the upper and lower reciprocating screw rod can be automatically switched from upward movement to downward movement in the circumferential rotation process.

The installation position of the sliding block can be various, and preferably also comprises

The lower seat body is arranged on the base, and the middle part of the lower seat body is provided with a lower perforation which penetrates up and down and through which the upper and lower reciprocating screw rods penetrate;

the upper seat body is connected with the lower seat body, the middle part of the upper seat body is provided with an upper perforation which penetrates up and down and through which the upper and lower reciprocating screw rod penetrates, and the upper perforation is aligned with the lower perforation;

the sliding block comprises a rod part and a head part connected with the rod part, the rod part is relatively fixed between the lower seat body and the upper seat body, and the head part stretches into the lower perforation or the upper perforation and is matched with the spiral groove of the upper and lower reciprocating screw rod.

Therefore, the sliding block is convenient to install by arranging the lower seat body and the upper seat body.

The structure of the base can be various, and preferably, the base is provided with a containing cavity, a first opening connected with the containing cavity and positioned at the top of the base;

the motor is arranged in the accommodating cavity of the base;

the upper and lower reciprocating screw rods are arranged in the first opening in an extending manner along the upper and lower directions, the upper ends of the upper and lower reciprocating screw rods extend out of the first opening upwards, and the upper ends of the upper and lower reciprocating screw rods are output ends of the upper and lower reciprocating screw rods;

and the sliding block is restrained on the mouth wall of the first opening of the base.

In order to stop the motor after the juice is squeezed, a trigger switch electrically connected with the motor is arranged in the accommodating cavity of the base, and the trigger switch is triggered to stop the motor when the upper and lower reciprocating screw rods are at the lowest point. Thus, the up-and-down reciprocating screw rod rotates downwards to the lowest point to trigger the trigger switch, and the motor stops working.

The structure of the upper and lower reciprocating screw rods is that the peripheral wall of the upper and lower reciprocating screw rods is provided with a first spiral groove and a second spiral groove, the rotation directions of the first spiral groove and the second spiral groove are opposite, and the first spiral groove and the second spiral groove are communicated;

the head of the sliding block is positioned in the first spiral groove or the second spiral groove.

Preferably, the lower part of the upper and lower reciprocating screw rod is provided with a limiting groove which extends up and down and is opened downwards, the input end of the transmission mechanism is an output shaft, the output shaft stretches into the limiting groove, and the cross section of the limiting groove and the cross section of the output shaft are connected in a matched mode through a key groove structure or are non-circular, so that the periphery of the output shaft and the groove wall of the limiting groove can move relatively in the up-down direction.

The utility model adopts the technical proposal for solving the second technical problem that: a juice extractor, characterized in that: the lifting mechanism of the juicer is applied; and also comprises

The cup body is arranged above the base and is provided with a liquid containing cavity, a bottom opening communicated with the liquid containing cavity and a top opening communicated with the liquid containing cavity;

and the upper end of the upper and lower reciprocating screw rod penetrates through the bottom opening and stretches into the liquid containing cavity, and the lower extrusion head is positioned in the liquid containing cavity.

In order to prevent liquid in the liquid containing cavity from leaking out of the bottom opening, the periphery of the upper and lower reciprocating screw rod is sleeved with a sealing ring, and the peripheral wall of the sealing ring is connected with the wall of the bottom opening of the cup body. Thus, the sealing performance is better, and liquid in the liquid containing cavity is prevented from leaking out from the bottom opening.

In order to facilitate pouring out the squeezed fruit and vegetable juice, the side wall of the cup body is provided with a juice outlet communicated with the liquid containing cavity, and a plug capable of opening or closing the juice outlet is movably arranged at the juice outlet. Thus, the plug is opened, and the fruit and vegetable juice flows out from the juice outlet.

For extruding fruits and vegetables, the method also comprises

The cover is movably arranged at the top opening of the cup body and is used for opening or closing the top opening of the cup body;

the bottom of the cover is provided with an upper extrusion head which is positioned above the lower extrusion head and is opposite to the lower extrusion head;

the upper extrusion head and the lower extrusion head are used for accommodating fruits and vegetables;

in the up-and-down reciprocating process of the up-and-down reciprocating screw rod, the lower extrusion head is upwards close to the upper extrusion head so that the fruits and vegetables are extruded to be squeezed to juice, or downwards far away from the upper extrusion head.

Therefore, the fruit and vegetable to be juiced is positioned between the upper extrusion head and the lower extrusion head, and the up-and-down reciprocating screw rod moves up and down to drive the lower extrusion head to move upwards, so that the fruit and vegetable is juiced.

Compared with the prior art, the utility model has the advantages that: through setting up base, upper and lower reciprocating screw, slider, the output shaft of motor only rotates clockwise or only anticlockwise, and the motor drives upper and lower reciprocating screw and rotates, through the effect of slider, makes upper and lower reciprocating screw from upward activity automatic switch-over to downward movement, can realize the lift of lower extrusion head equally, rational in infrastructure.

Drawings

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

FIG. 2 is a partial cross-sectional view of FIG. 1;

FIG. 3 is an exploded view of an embodiment of the present utility model;

FIG. 4 is a schematic view of another angle of FIG. 3;

FIG. 5 is a partial cross-sectional view of another angle of an embodiment of the present utility model;

FIG. 6 is a schematic perspective view of an upper and lower reciprocating screw in an embodiment of the present utility model;

FIG. 7 is a schematic diagram showing the assembly of an upper and lower reciprocating screw, a slider and a lower seat in an embodiment of the present utility model;

fig. 8 is a schematic perspective view of a slider according to an embodiment of the present utility model.

Detailed Description

The utility model is described in further detail below with reference to the embodiments of the drawings.

Referring to fig. 1-8, a preferred embodiment of the present utility model is shown. The lifting mechanism of the juicer comprises a motor 1, a lower extrusion head 2, a transmission mechanism 3, a trigger switch 4, a lower base 8, an upper base 9 and other main components.

Wherein the output shaft of the motor 1 is rotated only in a clockwise direction or only in a counter-clockwise direction.

The upper part of the lower extrusion head 2 is used for contacting with fruits and vegetables to be juiced. The middle part of the lower extrusion head 2 is a hemispherical body with a hollow bottom, the peripheral edge of the hemispherical body extends outwards and then upwards to form a blocking part, the blocking part is provided with a liquid leakage groove which penetrates up and down, and the squeezed juice flows downwards through the liquid leakage groove.

The input end of the transmission mechanism 3 is connected with the output end of the motor 1, the output end of the transmission mechanism is connected with the lower part of the lower extrusion head 2, and the transmission mechanism 3 is used for driving the lower extrusion head 2 to move along the up-down direction. Specifically, the transmission mechanism 3 includes a base 31, an up-and-down reciprocating screw 32, a slider 33, and an output shaft 34.

The base 31 has a receiving cavity 311, a first opening 312 connected to the receiving cavity 311 and located at the top of the base 31. The motor 1 is disposed in the accommodation chamber 311 of the base 31.

The up-and-down reciprocating screw 32 extends in the up-and-down direction, is rotatable and movable up-and-down in the circumferential direction with respect to the base 31, and has an input end connected to an output end of the motor 1 and an output end connected to a lower portion of the lower extrusion head 2. Specifically, the upper and lower reciprocating screw 32 is disposed in the first opening 312 of the base 31 to extend up and down, and the upper end of the upper and lower reciprocating screw 32 protrudes upward out of the first opening 312, the upper end of the upper and lower reciprocating screw 32 being the output end thereof; the outer peripheral wall of the upper and lower reciprocating screw rod 32 has a first spiral groove 321, a second spiral groove 322, the first spiral groove 321 and the second spiral groove 322 are opposite in rotation direction, and the first spiral groove 321 and the second spiral groove 322 are communicated; the lower part of the up-down reciprocating screw rod 32 is provided with a limit groove 323 which extends up and down and is opened downwards, the input end of the transmission mechanism 3 is an output shaft 34, the output shaft 34 extends into the limit groove 323 and is connected in a matched manner through a key groove structure, or the cross section of the limit groove 323 and the cross section of the output shaft 34 are non-circular (in the embodiment, the cross section of the limit groove 323 and the cross section of the output shaft 34 are waist-shaped, or can be in other polygons, such as a triangle, etc.), so that the periphery of the output shaft 34 and the groove wall of the limit groove 323 can relatively move in the up-down direction.

The lower base 8 is disposed at the first opening 312 of the base 31, and the middle part of the lower base 8 has a lower through hole 81 penetrating up and down and through which the upper and lower reciprocating screw 32 penetrates.

The upper housing 9 is connected to the lower housing 8, and a part of the upper housing 9 is located in the mounting cavity 55 of the cup 5, and the middle of the upper housing 9 has an upper through hole 91 penetrating up and down and through which the upper and lower reciprocating screw 32 penetrates, and the upper through hole 91 is aligned with the lower through hole 81.

The rod portion 331 of the slider 33 is relatively fixed between the lower base 8 and the upper base 9, specifically, a clamping groove for clamping the rod portion 331 is provided between the lower base 8 and the upper base 9, and the head 332 extends into the lower through hole 81 or the upper through hole 91 and is matched with the first spiral groove 321 or the second spiral groove 322 of the upper and lower reciprocating screw rod 32.

The slider 33 is constrained to the mouth wall of the first opening 312 of the base 31. The slider 33 includes a rod portion 331, and a head portion 332 connected to the rod portion 331, the head portion 332 is C-shaped, and the head portion 332 is engaged with a spiral groove of the up-and-down reciprocating screw 32, so that the up-and-down reciprocating screw 32 can be automatically switched from upward movement to downward movement in the circumferential rotation process. The head 332 of the slider 33 is located within the first helical groove 321 or within the second helical groove 322.

The trigger switch 4 is disposed in the accommodation chamber 311 of the base 31 and electrically connected to the motor 1, and the trigger switch 4 is triggered to stop the motor 1 in a state where the up-down reciprocating screw 32 is at the lowest point.

The utility model also discloses a juicer, which is provided with the lifting mechanism of the juicer. The juice extractor further comprises a cup body 5, a sealing ring 6 and a cover 7.

The cup body 5 is arranged above the base 31 and is provided with a liquid containing cavity 51, a bottom opening 52 communicated with the liquid containing cavity 51 and a top opening 53 communicated with the liquid containing cavity 51; and, the upper end of the upper and lower reciprocating screw 32 passes through the bottom opening 52 to extend into the liquid containing cavity 51, and the lower extrusion head 2 is located in the liquid containing cavity 51. The bottom of the cup 5 is recessed upward to form a mounting cavity 55, and the bottom opening 52 is located at the top of the mounting cavity 55.

The periphery of the upper and lower reciprocating screw rod 32 is sleeved with a sealing ring 6, and the peripheral wall of the sealing ring 6 is connected with the opening wall of the bottom opening 52 of the cup body 5.

The side wall of the cup body 5 is provided with a juice outlet communicated with the liquid containing cavity 51, a plug 54 capable of opening or closing the juice outlet is movably arranged at the juice outlet, the upper part of the plug 54 is rotationally connected with the mouth wall of the juice outlet, and the side edge of the plug 54 is provided with a handle part extending outwards.

The cover 7 is movably arranged at the top opening 53 of the cup body 5 for opening or closing the top opening 53 of the cup body 5; the bottom of the cover 7 is provided with an upper extrusion head 71 which is positioned above the lower extrusion head 2 and is opposite to the lower extrusion head 2; the upper extrusion head 71 and the lower extrusion head 2 are used for accommodating fruits and vegetables; in the up-and-down reciprocation of the up-and-down reciprocating screw 32, the lower extrusion head 2 is upwardly close to the upper extrusion head 71 so that the fruits and vegetables are extruded to be squeezed, or the lower extrusion head 2 is downwardly far from the upper extrusion head 71.

The juicer further comprises a control board, a charging interface, a rechargeable battery and the like, wherein the input end of the control board is electrically connected with the trigger switch 4, the output end of the control board is electrically connected with the motor 1, and the rechargeable battery is used for supplying power to the motor 1.

The working principle and the using process of the juicer are as follows.

The juicer is used for juicing fruits and vegetables, such as orange, grapefruit, kiwi fruit, tomato and the like. Hereinafter, orange will be described as an example.

The orange is cut in half, the cover 7 is opened, the half orange is fixed to the lower extrusion head 2, in particular the cut face down, i.e. the pulp down, and the stopper 54 is closed. The lid 7 is closed on the cup 5. The motor 1 drives the output shaft 34 to rotate, the output shaft 34 rotates to drive the upper and lower reciprocating screw rods 32 to rotate and simultaneously move upwards, so that the lower extrusion head 2 moves upwards to drive half orange to upwards and gradually contact the upper extrusion head 71, and the half orange is extruded by the upper extrusion head 71 and the lower extrusion head 2 to be squeezed, and the squeezed orange juice enters the liquid containing cavity 51 of the cup body 5. After the upper and lower reciprocating screw rods 32 reach the upper limit position, the upper and lower reciprocating screw rods 32 are automatically switched to move downwards under the action of the sliding blocks 33, and when the upper and lower reciprocating screw rods 32 reach the lowest position, the trigger switch 4 is triggered, and the motor 1 stops working. The stopper 54 is opened and the orange juice flows out of the juice outlet.

Claims (10)

1. A lifting mechanism of a juicer, comprising:

an electric motor (1);

a lower extrusion head (2) the upper part of which is used for contacting with fruits and vegetables to be juiced;

the input end of the transmission mechanism (3) is connected with the output end of the motor (1), the output end of the transmission mechanism is connected with the lower part of the lower extrusion head (2), and the transmission mechanism (3) is used for driving the lower extrusion head (2) to move along the up-down direction;

the method is characterized in that:

the output shaft of the motor (1) rotates only in the clockwise direction or only in the anticlockwise direction;

the transmission mechanism (3) comprises

A base (31);

an upper and lower reciprocating screw rod (32) extending in the up-down direction, capable of rotating circumferentially and moving up and down relative to the base (31), the input end of which is connected with the output end of the motor (1), and the output end of which is connected with the lower part of the lower extrusion head (2);

the sliding block (33) is restrained on the base (31), and the head (332) of the sliding block (33) is matched with the spiral groove of the upper and lower reciprocating screw rod (32), so that the upper and lower reciprocating screw rod (32) can be automatically switched from upward movement to downward movement in the circumferential rotation process.

2. The juicer lifting mechanism of claim 1, wherein: and also comprises

The lower base body (8) is arranged on the base (31), and a lower perforation (81) which penetrates up and down and penetrates through the upper and lower reciprocating screw rods (32) is formed in the middle of the lower base body (8);

the upper seat body (9) is connected with the lower seat body (8), the middle part of the upper seat body (9) is provided with an upper perforation (91) which penetrates through the upper and lower reciprocating screw rods (32), and the upper perforation (91) is aligned with the lower perforation (81);

the sliding block (33) comprises a rod part (331) and a head part (332) connected with the rod part (331), the rod part (331) is relatively fixed between the lower seat body (8) and the upper seat body (9), and the head part (332) stretches into the lower perforation (81) or the upper perforation (91) and is matched with the spiral groove of the upper and lower reciprocating screw rod (32).

3. The juicer lifting mechanism of claim 1, wherein: the base (31) is provided with a containing cavity (311) and a first opening (312) which is connected with the containing cavity (311) and is positioned at the top of the base (31);

the motor (1) is arranged in the accommodating cavity (311) of the base (31);

the upper and lower reciprocating screw rods (32) are arranged in the first opening (312) in an extending manner along the upper and lower directions, the upper ends of the upper and lower reciprocating screw rods (32) extend out of the first opening (312) upwards, and the upper ends of the upper and lower reciprocating screw rods (32) are output ends of the upper and lower reciprocating screw rods;

a slider (33) constrained to the mouth wall of the first opening (312) of the base (31).

4. A juicer lifting mechanism according to claim 3, wherein: a trigger switch (4) electrically connected with the motor (1) is arranged in the accommodating cavity (311) of the base (31), and the trigger switch (4) is triggered to stop the motor (1) when the upper and lower reciprocating screw rods (32) are at the lowest point.

5. The juicer lifting mechanism of claim 1, wherein: the outer peripheral wall of the upper and lower reciprocating screw rod (32) is provided with a first spiral groove (321) and a second spiral groove (322), the rotation directions of the first spiral groove (321) and the second spiral groove (322) are opposite, and the first spiral groove (321) and the second spiral groove (322) are communicated;

the head (332) of the slider (33) is located in the first spiral groove (321) or in the second spiral groove (322).

6. The juicer lifting mechanism of claim 1, wherein: the lower part of the upper and lower reciprocating screw rod (32) is provided with a limiting groove (323) which extends up and down and is opened downwards, the input end of the transmission mechanism (3) is an output shaft (34), the output shaft (34) stretches into the limiting groove (323), and the cross section of the limiting groove (323) and the cross section of the output shaft (34) are connected in a matching way through a key groove structure or are non-circular, so that the periphery of the output shaft (34) and the groove wall of the limiting groove (323) can move relatively in the up-down direction.

7. A juice extractor, characterized in that: lifting mechanism using the juice extractor of any of claims 1-6; and also comprises

The cup body (5) is arranged above the base (31) and is provided with a liquid containing cavity (51), a bottom opening (52) communicated with the liquid containing cavity (51) and a top opening (53) communicated with the liquid containing cavity (51);

and the upper end of the upper and lower reciprocating screw rod (32) penetrates through the bottom opening (52) and stretches into the liquid containing cavity (51), and the lower extrusion head (2) is positioned in the liquid containing cavity (51).

8. The juice extractor according to claim 7, characterized in that: the periphery of the upper and lower reciprocating screw rods (32) is sleeved with a sealing ring (6), and the peripheral wall of the sealing ring (6) is connected with the opening wall of the bottom opening (52) of the cup body (5).

9. The juice extractor according to claim 7, characterized in that: the side wall of the cup body (5) is provided with a juice outlet communicated with the liquid containing cavity (51), and a plug (54) capable of opening or closing the juice outlet is movably arranged at the juice outlet.

10. The juice extractor according to claim 7, characterized in that: and also comprises

A lid (7) movably provided at a top opening (53) of the cup body (5) for opening or closing the top opening (53) of the cup body (5);

the bottom of the cover (7) is provided with an upper extrusion head (71) which is positioned above the lower extrusion head (2) and is opposite to the lower extrusion head (2);

the upper extrusion head (71) and the lower extrusion head (2) are used for accommodating fruits and vegetables;

in the up-and-down reciprocating process of the up-and-down reciprocating screw rod (32), the lower extrusion head (2) is upwards close to the upper extrusion head (71) so that fruits and vegetables are extruded to be squeezed to juice, or the lower extrusion head (2) is downwards far away from the upper extrusion head (71).