CN220988433U - Citrus juicing device - Google Patents

Abstract

The utility model relates to a citrus juicing device, which comprises a bottom shell; the top cover is detachably arranged at the top opening of the bottom shell and is enclosed with the bottom shell to form a containing chamber; the upper extrusion head is positioned in the accommodating chamber and is arranged on the top cover; the lower extrusion head is arranged at the bottom of the accommodating chamber, is positioned below the upper extrusion head and can move up and down relative to the upper extrusion head, at least three cutting knives for cutting pericarps are arranged on the top surface of the lower extrusion head, are positioned at the periphery of the central area of the lower extrusion head and are radially arranged by taking the central area as the center, and a flow channel for juice to flow out is formed between the upper extrusion head and the lower extrusion head when the lower extrusion head moves upwards to be in an extrusion state, and is positioned between two adjacent cutting knives. The cutting knife on the lower extrusion head firstly cuts the pericarp, reduces extrusion resistance, can ensure full extrusion of pulp to improve juice yield, and throws the pericarp to remain intact after extrusion.

Description

Citrus juicing device

Technical Field

The utility model belongs to the technical field of juicers, and particularly relates to a citrus juicing device.

Background

At present, a juicer is commonly used for juicing citrus fruits in families, most of the juicers need to press split oranges on a juicing head by hands, after the juicers are kept for a period of time, the oranges are crushed by means of protruding ribs to achieve the aim of juicing the oranges, the products need to be carried out by hands, time and labor are wasted, and the operation of users has great influence on the juicing effect.

For this reason, as in chinese patent application No. ZL202220707188.3 (issued publication No. CN 217090302U), a drum-type juicer is disclosed, which comprises a housing, a juicing cup detachably mounted on the housing, a rotary cutter rotatably mounted in the juicing cup, an upper cover detachably mounted on the juicing cup, a filter mounted between the upper cover and the rotary cutter, and a squeezing cylinder movably mounted on the upper cover, wherein the upper cover is provided with a feeding port for feeding food material into the filter, the squeezing cylinder can move up and down along the feeding port to crush the fed food material onto the rotary cutter, the housing is provided with a driving device for driving the rotary cutter to rotate relative to the juicing cup to squeeze juice from the food material, and a liquid outlet is provided on the side of the juicing cup.

In the juicer, the squeezing cylinder rotates the food crushing cutter on the rotary cutter disc, so that the food is squeezed by the rotary cutter disc, the fruit grain walls are pulled off the peel when the citrus is squeezed, and a large number of fruit grain walls are contained in the fruit juice to influence the taste; in addition, the peel is incomplete and difficult to clean.

Accordingly, there is a need for further improvements to existing citrus juicing devices.

Disclosure of utility model

The utility model aims to solve the technical problem of providing a citrus juicing device capable of reducing pulp residues and improving juice yield.

The technical scheme adopted for solving the technical problems is as follows: a citrus juicing device, comprising:

A bottom case whose top is opened;

the top cover is detachably arranged at the top opening of the bottom shell and is enclosed with the bottom shell to form a containing chamber;

it is characterized in that the method also comprises the following steps:

the upper extrusion head is positioned in the accommodating chamber and is arranged on the top cover;

The lower extrusion head is arranged at the bottom of the accommodating chamber, is positioned below the upper extrusion head and can move up and down relative to the upper extrusion head, the top surface of the lower extrusion head is provided with at least three cutting knives for cutting pericarps, the cutting knives are positioned at the periphery of the central area of the lower extrusion head and are radially arranged by taking the central area as the center, the lower extrusion head moves upwards to be in an extrusion state, a flow channel for juice to flow out is formed between the upper extrusion head and the lower extrusion head, and the flow channel is positioned between two adjacent cutting knives.

In order to better extrude the citrus fruit, the pulp residue is reduced, the juice yield is improved, four cutting knives are uniformly distributed on the top surface of the lower extrusion head, and each cutting knife extends from inside to outside.

In order to make the juice squeezed out fully flow out, the top surface of the lower squeezing head is provided with at least two ribs extending upwards at the position between two adjacent cutting knives, each rib is radially arranged at the position of the lower squeezing head adjacent to the center, and the corresponding positions of the top surface of the lower squeezing head and the corresponding positions of the bottom surface of the upper squeezing head form the flow channel together.

In order to cut the peel before extrusion, the top edge of the cutter is positioned above the top edge of the rib, and the bottom surface of the upper extrusion head is provided with an avoidance groove for the cutter to be placed in at a position corresponding to the cutter.

In order to better extrude the citrus fruit, the top surface of the lower extrusion head is an upper arc-shaped surface arched upwards, and the bottom surface of the upper extrusion head is a lower arc-shaped surface arched downwards and matched with the upper arc-shaped surface.

The mode of realizing the up-and-down motion of the lower extrusion head is various, a manual driving mode can be adopted, and an active driving mode can also be adopted, but from the aspects of high efficiency, labor saving and convenience, a driving mechanism for driving the lower extrusion head to move up and down is preferably further included, and the power output end of the driving mechanism is connected with the lower extrusion head in a driving way.

Preferably, the lower extrusion head is restrained on the movable piece and is arranged to move up and down relative to the movable piece, and a power output end of the driving mechanism is connected with the movable piece in a driving way. Therefore, the lower extrusion head moves up and down relative to the movable part, so that the citrus peels with different thicknesses can be extruded.

Specifically, an elastic piece is arranged between the lower extrusion head and the movable piece. The elastic piece realizes the up-and-down motion of the lower extrusion head relative to the movable piece, and the extrusion force to the oranges comes from the elastic piece under the working state of the oranges and tangerines with different thicknesses, so that the extrusion effect can be ensured, and the situation that the machine is prevented from rigid collision of hard boldly confront or challenge a powerful opponent can be ensured.

The driving mechanism has various structural forms, when the movable part is a nut, the driving mechanism is in a form of a driving assembly and a screw rod which are matched, when the movable part is in a form of a rack, the driving mechanism is in a form of a driving assembly and a gear which are matched, but preferably, the movable part is a nut, the driving mechanism comprises a driving assembly and a screw rod, the driving assembly is positioned below the accommodating chamber, the screw rod is vertically arranged, the lower end of the screw rod is connected with the power output end of the driving assembly, the nut is vertically arranged and is in threaded connection with the screw rod, the bottom wall of the accommodating chamber is provided with a through hole for the nut to penetrate into at a position corresponding to the nut, and the elastic part is positioned between the upper end of the nut and the bottom surface of the lower extrusion head.

Preferably, a cover is arranged at a position, adjacent to the center, of the bottom surface of the lower extrusion head, a cover plate is arranged at the top end of the nut, the cover plate is covered on the periphery of the cover plate, an extension column extending downwards is arranged on the inner top surface of the cover plate, a jack for inserting the extension column is arranged at a position corresponding to the extension column of the cover plate, the extension column can be restrained on the cover plate in an up-and-down moving manner, the elastic piece is a spring positioned in a space enclosed by the cover plate and the cover plate, and the spring is sleeved on the periphery of the extension column. The cooperation of extension post and jack leads the up-and-down motion of shroud, and the spring cover is established in the periphery of extension post for the extension of spring is along the upper and lower direction.

In order to limit the upper and lower strokes of the lower extrusion head, the nut comprises an upper stroke switch and a lower stroke switch which are arranged at intervals from top to bottom, contacts of the upper stroke switch and the lower stroke switch are located on a movement path of the nut and are electrically connected with a signal input end of a controller, the driving assembly comprises a motor, a signal output end of the controller is electrically connected with the motor, the nut is triggered after continuously moving upwards when the lower extrusion head moves upwards to the highest position, and the nut is triggered when the lower extrusion head moves downwards to the lowest position. Preferably, the bottom shell is internally provided with a cavity below the accommodating chamber, the driving component, the screw rod, the upper travel switch, the lower travel switch and part of the nut are all positioned in the cavity,

Compared with the prior art, the utility model has the advantages that: in this citrus juicing device, open the top cap, cut citrus fruit such as orange into two halves, the tangent plane is placed down on the lower extrusion head in the drain pan, cover the top cap, at this moment, through lower extrusion head upward movement, extrude the orange that lies in between the two with last extrusion head, lower extrusion overhead cutting knife is at first cut the peel, reduces extrusion resistance, can guarantee to fully extrude and improve the juice yield to the pulp. The cutting knife is arranged at the periphery of the central area of the lower extrusion head, so that the central position of the pericarp can not be cut off, the pericarp is thrown to remain intact after extrusion is finished, the crushed fruit remains are still connected with the pericarp, and the fruit juice is pure and is convenient to take out the pericarp.

Drawings

FIG. 1 is a cross-sectional view of the citrus juicing device of this embodiment with the nut in the triggered down-travel switch state;

FIG. 2 is a cross-sectional view of the citrus juicing device of this embodiment with the nut in the activated up-travel switch position;

FIG. 3 is a schematic perspective exploded view of a part of the structure of the citrus juicing device;

fig. 4 is a schematic view of the structure of the lower extrusion head.

Detailed Description

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

As shown in fig. 1 to 4, the citrus juicing device of this embodiment includes a bottom case 1, a top cover 2, an upper pressing head 4, a lower pressing head 5, a driving mechanism 6, an elastic member 7, a controller, an upper travel switch 8, and a lower travel switch 9. Wherein, the top of the bottom shell 1 is open, the top cover 2 is detachably installed at the top opening of the bottom shell 1, and a containing chamber 3 is formed by enclosing with the bottom shell 1. The bottom case 1 has a chamber 11 located below the housing chamber 3.

As shown in fig. 1 and 2, the upper pressing head 4 is located in the accommodating chamber 3 and is provided on the inner bottom surface of the bottom case 1. The lower extrusion head 5 is arranged at the bottom of the accommodating chamber 3, is positioned below the upper extrusion head 4, and moves up and down relative to the upper extrusion head 4 under the drive of the driving mechanism 6. In this embodiment, the top surface of the lower extrusion head 5 is an upper arc surface 50 that is arched upward, and the bottom surface of the upper extrusion head 4 is a lower arc surface 40 that is arched downward and matches the upper arc surface 50. The citrus fruit is placed on the top surface of the lower extrusion head 5, and the fruit is extruded by the upward movement of the lower extrusion head 5 and the cooperation of the upper extrusion head 4.

In order to ensure that the peel is complete and clean, as shown in fig. 4, the top surface of the lower extrusion head 5 is provided with at least three cutting knives 51 for cutting the peel, and the cutting knives 51 are located at the periphery of the central area 501 of the lower extrusion head 5 and are radially arranged with the central area 501 as the center. An extension post 502 is formed to extend upward from the top surface of the central region 501 of the lower extrusion head 5, and the upper extrusion head 4 has a slot 42 into which the extension post 502 is inserted at a position corresponding to the extension post 502. The number of cutting blades 51 may be three, four or more, but in this embodiment, four cutting blades 51 are uniformly distributed on the top surface of the lower extrusion head 5, each cutting blade 51 extends from inside to outside, and the extension column 502 is located at the center of each cutting blade 51. Four cutters 51 are able to cut the periphery of the peel before extrusion, but the peel is joined together by its central location to maintain the shape of the full peel. As shown in fig. 3, the bottom surface of the upper press head 4 has a relief groove 41 for the cutter 51 to be placed therein at a position corresponding to the cutter 51. The cutter blades 51 are radially arranged around the extension pole 502.

In order to make the juice squeezed out fully flow out, a flow channel 53 for juice to flow out is formed between the upper squeezing head 4 and the lower squeezing head 5 when the lower squeezing head 5 moves upwards to be in a squeezing state, and the flow channel 53 is positioned between two adjacent cutting knives 51. Specifically, at least two ribs 52 extending upward are disposed on the top surface of the lower extrusion head 5 between two adjacent cutting blades 51, and in this embodiment, a plurality of ribs 52 are distributed between two adjacent cutting blades 51, and the ribs 52 extend along the length direction of the corresponding cutting blade 51. The top edge of the cutter 51 is located above the top edge of the rib 52. Each rib 52 is radially disposed below the lower extrusion head 5 at a position adjacent to the center, and the two adjacent ribs 52, the corresponding positions of the top surface of the lower extrusion head 5, and the corresponding positions of the bottom surface of the upper extrusion head 4 together form the flow channel 53.

The driving mechanism 6 is used to drive the lower extrusion head 5 to move up and down, and in this embodiment, the lower extrusion head 5 is constrained to the movable member and is arranged to move up and down relative to the movable member. The power output end of the driving mechanism 6 is in driving connection with the movable piece. Specifically, as shown in fig. 1 and 2, the movable member is a nut 63, the driving mechanism 6 includes a driving assembly 61 and a screw 62, and the driving assembly 61, the screw 62 and a part of the nut 63 are located in the chamber 11. The screw 62 is vertically arranged, the lower end of the screw 62 is connected with the power output end of the driving assembly 61, the nut 63 is vertically arranged and is in threaded connection with the screw 62, the bottom wall of the accommodating chamber 3 is provided with a through hole 31 for the nut 63 to penetrate through at the position corresponding to the nut 63, and the upper end of the nut 63 is connected with the position adjacent to the center of the bottom surface of the lower extrusion head 5. The driving assembly 61 includes a motor 611 and a reduction mechanism 612, and the reduction mechanism adopts any structure in the prior art, which will not be described in detail in this embodiment. The upper travel switch 8 and the lower travel switch 9 are arranged at intervals from top to bottom and are both positioned in the chamber 11. The contacts of the upper travel switch 8 and the lower travel switch 9 are located on the movement path of the nut 63 and are electrically connected with the signal input end of the controller, the signal output end of the controller is electrically connected with the motor 611, the nut 63 triggers the upper travel switch 8 when the lower extrusion head 5 moves upwards to be in an extrusion state, and the nut 63 triggers the lower travel switch 9 when the lower extrusion head 5 moves downwards to be in a lowest position state. In addition, a start switch is provided to start the motor operation when the top cover 2 is covered on the bottom case 1.

The lower extrusion head 5 has a cover 54 provided at a position adjacent to the center of the bottom surface thereof, a cover plate 631 provided at the top end of the nut 63, the cover 54 being provided at the periphery of the cover plate 631, and an elastic member for making the cover 54 have an upward movement tendency being provided between the cover plate 631 and the cover 54. In the present embodiment, the inner top surface of the cover 54 has the extension column 541 extending downward, and the cover plate 631 is provided with the insertion hole 6311 into which the extension column 541 is inserted at a position corresponding to the extension column 541. The extension column 541 is vertically movably restrained on the cover plate 631, and specifically, a bottom portion of the extension column 541 is provided with a limiting plate 542 for limiting the upward penetration of the extension column 541 out of the through hole, and the limiting plate 542 and the extension column 541 are provided with screw holes for screw-threaded connection therein. The elastic member is a spring 7 located in the space enclosed by the cover 54 and the cover plate 631, and the spring 7 is sleeved on the periphery of the extension column 541. The existence of the elastic piece can enable the lower extrusion head 5 to move upwards all the time to press the upper extrusion head 4 in the extrusion state. The working process of the citrus juicing device is as follows:

The top cover 2 is opened, the citrus fruit such as orange is cut into two halves, the cut surface is downwards placed on the lower extrusion head 5 in the bottom shell 1, the top cover 2 is covered, and at the moment, the orange is positioned between the upper extrusion head 4 and the lower extrusion head 5. The starting switch is triggered in the closing process of the top cover 2, the motor 611 works, the screw rod 62 drives the nut 63 to move upwards, the lower extrusion head 5 moves upwards along with the nut 63 at the moment, the orange is extruded by the upper extrusion head 4 and the lower extrusion head 5, the nut 63 rises to trigger the upper travel switch 8, and at the moment, the lower extrusion head 5 is in the highest position state as shown in fig. 2, and the extrusion work is completed; the motor 611 is reversed, the nut 63 is driven to move downward by the screw 62, and at this time, the lower extrusion head descends together with the nut 63, and moves to the lowest position when the lower travel switch 9 is triggered by the downward movement of the nut 63, as shown in fig. 1. The nut is then moved upward by the screw 62 to return to the original position.

In the description and claims of the present utility model, terms indicating directions, such as "upper", "lower", etc., are used to describe various example structural parts and elements of the present utility model, but these terms are used herein for convenience of description only and are determined based on the example orientations shown in the drawings. Since the disclosed embodiments of the utility model may be arranged in a variety of orientations, these directional terms are used by way of illustration only and are in no way limiting.

Claims (10)

1. A citrus juicing device, comprising:

a bottom shell (1) with an open top;

The top cover (2) is detachably arranged at the top opening of the bottom shell (1) and is enclosed with the bottom shell (1) to form a containing chamber (3);

it is characterized in that the method also comprises the following steps:

an upper extrusion head (4) which is positioned in the accommodating chamber (3) and is arranged on the top cover (2);

The lower extrusion head (5) is arranged at the bottom of the accommodating chamber (3) and is positioned below the upper extrusion head (4) and is arranged to move up and down relative to the upper extrusion head (4), cutting knives (51) for cutting pericarps are arranged on the top surface of the lower extrusion head (5), the cutting knives (51) are at least three and are positioned at the periphery of the central area (501) of the lower extrusion head (5) and are radially arranged by taking the central area (501) as the center, the lower extrusion head (5) moves upwards to be in an extrusion state, a flow channel (53) for juice to flow out is formed between the upper extrusion head (4) and the lower extrusion head (5), and the flow channel (53) is positioned between two adjacent cutting knives (51).

2. The citrus juicing device of claim 1, wherein: four cutting knives (51) are uniformly distributed on the top surface of the lower extrusion head (5), and each cutting knife (51) extends from inside to outside.

3. The citrus juicing device of claim 1, wherein: at least two ribs (52) extending upwards are arranged on the top surface of the lower extrusion head (5) between two adjacent cutting knives (51), each rib (52) is radially arranged at the position, adjacent to the center, of the lower extrusion head (5), and the corresponding positions of the two adjacent ribs (52), the top surface of the lower extrusion head (5) and the bottom surface of the upper extrusion head (4) jointly form the flow channel (53).

4. A citrus juicing device according to claim 3, wherein: the top edge of the cutting knife (51) is positioned above the top edge of the rib (52), and the bottom surface of the upper extrusion head (4) is provided with an avoidance groove (41) for the cutting knife (51) to be arranged in at a position corresponding to the cutting knife (51).

5. A citrus juicing device according to claim 2, wherein: the top surface of lower extrusion head (5) is upper arcwall face (50) of arching upwards, the bottom surface of upper extrusion head (4) is lower arcwall face (40) of arching downwards and with upper arcwall face (50) assorted.

6. A citrus juicing device according to any one of claims 1 to 5, wherein: the lower extrusion head (5) is restrained on the movable piece and is arranged to move up and down relative to the movable piece, and a power output end of the driving mechanism (6) is connected with the movable piece in a driving way.

7. The citrus juicing device of claim 6, wherein: an elastic piece is arranged between the lower extrusion head (5) and the movable piece.

8. The citrus juicing device of claim 7, wherein: the movable part is a nut (63), the driving mechanism (6) comprises a driving assembly (61) and a screw rod (62), the driving assembly (61) is located below the accommodating chamber (3), the screw rod (62) is vertically arranged, the lower end of the screw rod (62) is connected with the power output end of the driving assembly (61), the nut (63) is vertically arranged and is in threaded connection with the screw rod (62), a through hole (31) for the nut (63) to penetrate through is formed in the bottom wall of the accommodating chamber (3) at the position corresponding to the nut (63), and the elastic part is located between the upper end of the nut (63) and the bottom surface of the lower extrusion head (5).

9. The citrus juicing device of claim 8, wherein: the lower extrusion head (5) is provided with a cover cap (54) at a position, adjacent to the center, of the bottom surface of the lower extrusion head (5), the top end of the nut (63) is provided with a cover plate (631), the cover cap (54) is covered on the periphery of the cover plate (631), the inner top surface of the cover cap (54) is provided with a downward extending column (541), a jack (6311) for the extending column (541) to be inserted into is formed in the position, corresponding to the extending column (541), of the cover plate (631), the extending column (541) can be restrained on the cover plate (631) in an up-down motion mode, the elastic piece is a spring (7) located in a space enclosed by the cover cap (54) and the cover plate (631), and the spring (7) is sleeved on the periphery of the extending column (541).

10. The citrus juicing device of claim 8, wherein: the automatic extrusion device is characterized by further comprising an upper travel switch (8) and a lower travel switch (9) which are arranged at intervals from top to bottom, wherein contacts of the upper travel switch (8) and the lower travel switch (9) are located on a movement path of the nut (63) and are electrically connected with a signal input end of a controller, the driving assembly (61) comprises a motor (611), a signal output end of the controller is electrically connected with the motor (611), the nut (63) is triggered after continuing to move upwards under the state that the lower extrusion head (5) moves upwards to the highest position, and the nut (63) is triggered under the state that the lower extrusion head (5) moves downwards to the lowest position.