CN214905822U - Horizontal screw extrusion juicer capable of smoothly discharging residue - Google Patents

Abstract

The utility model discloses a horizontal screw extrusion juice extractor that slag discharging is smooth and easy belongs to food preparation machine technical field, including frame, motor and extrusion subassembly, the extrusion subassembly includes recipient, screw rod and end cover. The end cover is including fixed inner cup and enclosing cover together, and the inner cup is equipped with the lid that is located screw rod axial front side, is equipped with a plurality of along circumference evenly distributed's slag notch on the lid, is equipped with the slag notch of leading that corresponds with the slag notch on the enclosing cover. Set up a plurality of slag holes along circumference evenly distributed on the lid of inner cup, adopt porous structure of slagging tap, the internal diameter of reasonable control slag hole rationally improves the juice yield of eating the material when guaranteeing the volume of slagging tap, makes the juice yield and the volume of slagging tap of eating the material obtain fine balance, is favorable to improving to use and experiences.

Description

Horizontal screw extrusion juicer capable of smoothly discharging residue

Technical Field

The utility model relates to a food preparation machine technical field especially relates to a horizontal screw extrusion juice extractor that slag discharging is smooth and easy.

Background

Nowadays, food processing machines such as food processors, juicers, and soymilk makers are increasingly popular among consumers as new and upgraded consumer products in kitchen appliances. The existing horizontal screw extrusion juicer generally comprises a host and a juicing assembly, wherein the juicing assembly comprises components such as an extrusion cylinder, a screw and an end cover, the extrusion cylinder and the end cover are matched to form an extrusion cavity, the screw is arranged in the extrusion cavity and is driven by a motor in the host, when the screw rotates, food materials are extruded to achieve the juicing purpose, and the extruded material residues of the food materials are discharged out of a juicer body through a residue outlet in the end cover. The slag hole of current juice extractor generally adopts many aperture structures or single through-hole structure, and the balance juice yield and the volume of slagging tap that can not be fine. When a multi-pore structure is adopted, the pore diameter is small, the slag discharge amount is low, the slag discharge is difficult, the slag return is easy to form, and the taste of the material juice can be influenced. When a single through hole structure is adopted, the hole diameter of the through hole is large, the slag discharging amount is large, the slag discharging is smooth, and the juice discharging rate of food materials can be reduced.

SUMMERY OF THE UTILITY MODEL

In order to solve the shortcoming and the deficiency that exist among the above-mentioned prior art, the utility model provides a horizontal screw extrusion juice extractor that the smooth and easy slag tap, the balance that can be fine is eaten the juice rate and is gone out the sediment volume.

In order to realize the technical purpose, the utility model provides a pair of horizontal screw extrusion juice extractor that slag tap is smooth and easy, including the frame, locate the motor in the frame and can dismantle the extrusion subassembly of locating the frame front side, the extrusion subassembly includes the recipient, can dismantle the screw rod of horizontal in the recipient and can dismantle the end cover of connecting in the recipient front end, the end cover is equipped with the lid that is located screw rod axial front side including fixed inner cup and enclosing cover together, inner cup, is equipped with a plurality of slag taps along circumference evenly distributed on the lid, is equipped with the slag notch of leading that corresponds with the slag tap on the enclosing cover.

Preferably, the rear side wall of the cover body is provided with a slag guide inclined plane positioned between two adjacent slag outlets, and the slag guide inclined plane inclines forwards and extends along the rotation direction of the screw.

Preferably, the height difference of the two ends of the slag guide inclined plane in the axial direction is delta h, and delta h is less than or equal to 3 mm.

Preferably, the screw rod includes the screw rod axle and locates the outside screw rod body of screw rod axle, and the rear end protrusion of screw rod axle forms in the screw rod body and forms the location end with motor drive complex transmission end, front end protrusion in the screw rod body, and the center department of inner cup is equipped with wear-resisting cover, and wear-resisting cover is equipped with and supplies location end male locating hole, and the slag notch distributes around wear-resisting cover.

Preferably, the rear end of the inner cover is provided with a positioning edge protruding outwards in the radial direction, the end cover comprises an assembly sealing ring which is sleeved at the rear end of the inner cover and located at the rear side of the positioning edge, and the assembly sealing ring is located between the positioning edge and the extrusion container when the end cover is connected to the extrusion container.

Preferably, a convex ring protruding backwards is arranged on the rear end face of the outer cover and is located on the periphery of the assembling sealing ring.

Preferably, a step surface is arranged on the circumferential inner wall of the outer cover, a groove is arranged on the step surface, an inner sealing ring is arranged in the groove, and the positioning edge abuts against the step surface and is in contact with the inner sealing ring; and/or an inner sealing ring is arranged between the front end of the outer cover and the outer cover.

Preferably, be equipped with a plurality of along circumference interval distribution and be located the spiral shell of assembly sealing washer rear side on the circumference outer wall of inner cup rear end, be equipped with on the inner wall of recipient front end with spiral shell complex spiral shell groove, the end cover can be dismantled through spiral shell and spiral shell groove's cooperation and be connected in the recipient.

Preferably, the inner cover and the outer cover are fixed together through screws, the outer cover is provided with a hollow fixing column which extends backwards, the inner cover is provided with a fixing hole corresponding to the fixing column, and the screws penetrate through the fixing hole and are screwed in the fixing column.

Preferably, the extrusion assembly further comprises a filter sleeve detachably sleeved outside the front end of the screw rod, a first positioning step is arranged on the circumferential outer wall of the filter sleeve, and a second positioning step matched with the first positioning step is arranged on the circumferential inner wall of the inner cover.

After the technical scheme is adopted, the utility model has the advantages of as follows:

1. the utility model provides a smooth and easy horizontal screw extrusion juice extractor of slagging tap sets up a plurality of slag notch along circumference evenly distributed on the lid of inner cup, sets up the slag notch of leading that corresponds with the slag notch on the enclosing cover, adopts porous structure of slagging tap, and the internal diameter of rational control slag notch rationally improves the juice yield of eating the material when guaranteeing the slag quantity, makes the juice yield and the slag quantity of eating the material obtain fine balance, is favorable to improving and uses and experiences.

2. The slag guiding inclined plane between two adjacent slag outlets has a guiding effect when discharging slag, and the material slag moves to the slag outlet along the slag guiding inclined plane and is discharged through the slag outlet, so that the condition of slag return caused by unsmooth slag discharge is effectively avoided, and the taste of the material juice is favorably improved.

3. The height difference of the two ends of the slag guide inclined plane in the axial direction is reasonably set, and the smooth discharge of the material slag from the slag outlet along the slag guide inclined plane under the driving of the screw rod is ensured. Because the screw rod does not axially move when in work, if delta h is more than 3mm, the distance for driving the material slag to axially move when the screw rod rotates is not enough to enable the material slag to smoothly reach a slag outlet along a slag guide inclined plane, and the smoothness of slag discharge is not ensured.

4. Organism during operation, the transmission end of screw rod and the output shaft cooperation of motor, the location end and the wear-resisting cover cooperation of screw rod, both ends all receive the location at the during operation and support around the screw rod, reduce the screw rod greatly and at the range of rocking of during operation, improve the screw rod stability at the during operation, and then improve the stability of complete machine at the during operation. The slag notch distributes around wear-resisting cover, rationally sets up the distribution mode of slag notch and wear-resisting cover, is favorable to further improving the sediment effect of arranging.

5. When the end cover is connected to the extruding container, the assembling sealing ring is located between the positioning edge and the extruding container, the end cover and the extruding container are in sealing fit when being connected through the assembling sealing ring, the food material is prevented from flowing out from a gap between the end cover and the extruding container by extruded juice, and the use experience is improved. The positioning edge on the inner cover is utilized to axially position the assembly sealing ring, so that the structural stability of the assembly sealing ring is improved.

6. The convex ring on the outer cover is positioned at the periphery of the assembling sealing ring, the assembling sealing ring is limited in the radial direction through the convex ring, and the assembling sealing ring has enough axial interference when the end cover is connected to the extrusion container so as to ensure that the end cover and the extrusion container can be matched in a sealing manner.

7. An inner sealing ring is arranged in the groove on the step surface, the positioning edge on the inner cover abuts against the step surface and is in contact with the inner sealing ring, and the axial positioning between the inner cover and the outer cover during assembly is realized through the abutting of the positioning edge and the step surface. An inner sealing ring can be arranged between the front end of the outer cover and the outer cover, the inner cover and the outer cover are in sealing fit through the inner sealing ring, and water is prevented from entering the end cover during cleaning.

8. The filter sleeve can be matched with the screw rod to extrude the materials, and the juice yield of the food materials is improved. In addition, the filtering sleeve can also filter the cooking juice, which is beneficial to improving the taste of the cooking juice. When the machine body works, the first positioning step on the filter sleeve is abutted to the second positioning step on the inner circumferential wall of the inner cover, so that the filter sleeve is axially positioned, and the stability of the filter sleeve in the working process of the machine body is favorably improved.

Drawings

FIG. 1 is a schematic view of a horizontal screw press juicer according to one embodiment;

FIG. 2 is a schematic view illustrating a squeezing assembly of a horizontal screw squeezing juicer according to an exemplary embodiment;

FIG. 3 is an exploded view of an end cap in a horizontal screw press juicer according to an embodiment;

FIG. 4 is a schematic view of an inner lid of a horizontal screw press juicer according to one embodiment;

FIG. 5 is an axial sectional view of an inner lid of a horizontal screw extrusion juicer according to an embodiment

FIG. 6 is a schematic view of a screw of a horizontal screw extrusion juicer according to an embodiment;

FIG. 7 is a schematic view of a filter cartridge of a horizontal screw press juicer according to one embodiment;

FIG. 8 is a schematic view of a wear sleeve in a horizontal screw extrusion juicer according to one embodiment;

FIG. 9 is a schematic view illustrating a rear end of a pressing unit in a horizontal screw press juicer according to an embodiment;

FIG. 10 is an exploded view of the associated components of FIG. 9;

FIG. 11 is a schematic view of the combination of the container and the lid of a horizontal screw juicer according to one embodiment;

FIG. 12 is a schematic view of a container and a juice lid of a horizontal screw press juicer according to one embodiment.

In the figure, 100-machine base, 200-motor, 210-output shaft, 300-extrusion cylinder, 310-feeding channel, 320-juice outlet, 330-cylinder body, 340-cylinder cover, 341-through hole, 342-concave cavity, 350-ring edge, 351-convex edge, 360-juice outlet sealing ring, 370-lug boss, 371-convex column, 400-screw rod, 410-screw rod shaft, 411-transmission end, 412-positioning end, 420-screw rod body, 430-screw body, 500-end cover, 510-inner cover, 511-cover body, 512-central hole, 513-second positioning plane, 514-positioning rib, 515-positioning step surface, 516-slag outlet, 517-positioning edge, 518-turnbuckle, 519-fixing hole, 5110-concave hole, 5111-annular step, 5112-second positioning step, 5113-slag guide inclined plane, 520-outer cover, 521-slag guide opening, 522-convex ring, 523-fixed column, 524-step surface, 525-groove, 526-surrounding edge, 530-wear-resistant sleeve, 531-positioning hole, 532-first positioning plane, 533-positioning groove, 534-convex edge, 540-assembling sealing ring, 550-first inner sealing ring, 560-second inner sealing ring, 600-filtering sleeve, 610-first positioning step, 620-filtering part, 710-shaft sealing ring, 711-main ring body, 712-positioning part, 712 a-radial convex edge, 712 b-axial convex edge, 713-sealing lip edge, 720-positioning cover, 721-positioning groove, 800-juice outlet cover, 810-card slot, 820-projection.

Detailed Description

The invention will be further explained with reference to the drawings and the specific embodiments. It is to be understood that the following terms "upper," "lower," "left," "right," "longitudinal," "lateral," "inner," "outer," "vertical," "horizontal," "top," "bottom," and the like are used in an orientation or positional relationship relative to one another only as illustrated in the accompanying drawings and are used merely for convenience in describing and simplifying the invention, and do not indicate or imply that the device/component so referred to must have a particular orientation or be constructed and operated in a particular orientation and therefore should not be considered as limiting the invention.

Example one

As shown in fig. 1 to 12, the embodiment of the utility model provides a pair of horizontal screw extrusion juice extractor that slag tap is smooth and easy that provide, the test platform comprises a base 100, locate motor 200 in the frame 100 and can dismantle the extrusion subassembly of locating the frame 100 front side, the extrusion subassembly includes recipient 300, can dismantle the screw rod 400 of horizontal in recipient 300 and can dismantle the end cover 500 of connecting in recipient 300 front end, end cover 500 is including fixed inner cup 510 and enclosing cover 520 together, inner cup 510 is equipped with the lid 511 that is located screw rod 410 axial front side, be equipped with a plurality of slag notch 516 along circumference evenly distributed on the lid 511, be equipped with the slag notch 521 that leads that corresponds with slag notch 516 on the enclosing cover 520.

Adopt porous structure of slagging tap, the internal diameter of reasonable control slag notch rationally improves the juice rate of eating the material when guaranteeing the play sediment volume, makes the juice rate of eating the material and the volume of slagging tap obtain fine balance, is favorable to improving to use and experiences.

Referring to fig. 4 and 5, in order to improve the smoothness of slag discharge, a slag guide inclined plane 5113 is provided on the rear sidewall of the lid body 511 between two adjacent slag outlets 516, and the slag guide inclined plane 5113 extends forward along the rotation direction of the screw 400. The height difference of the two ends of the slag guide inclined plane 5113 in the axial direction is delta h, and the delta h is less than or equal to 3 mm. In this embodiment, when the screw 400 rotates in the ω direction shown in fig. 4 during operation, the slag lead inclined surface 5113 is formed in a substantially spiral surface shape having a short axial length, and the height difference Δ h in the axial direction between both ends of the slag lead inclined surface 5113 is preferably set to 2 mm.

Referring to fig. 6, the screw 400 includes a screw shaft 410 and a screw body 420 covering the screw shaft 410, the rear end of the screw shaft 410 protrudes out of the screw body 420 to form a transmission end 411 in transmission engagement with the motor 200, the front end of the screw shaft 410 protrudes out of the screw body 420 to form a positioning end 412, a wear-resistant sleeve 530 is disposed at the center of the inner lid 510, and the wear-resistant sleeve 530 is provided with a positioning hole 531 having an opening at the rear end and allowing the positioning end 412 to be inserted. The slag hole 516 and the slag guide inclined plane 5113 are respectively provided with three, and the slag hole 516 and the slag guide inclined plane 5113 are alternately distributed around the wear-resistant sleeve 530.

The rear end of the inner cap 510 is provided with a positioning rim 517 protruding outward in a radial direction, and the end cap 500 further includes an assembly sealing ring 540 fitted over the rear end of the inner cap 510, the assembly sealing ring 540 being located at the rear side of the positioning rim 517, and the assembly sealing ring 540 being axially positioned by the positioning rim 517. When the end cap 500 is connected to the container 300, the assembling sealing ring 540 is positioned between the positioning edge 517 and the container 300 and is compressed, and the sealing fit between the end cap 500 and the container 300 is realized through the assembling sealing ring 540.

A protruding ring 522 protruding backward is provided on the rear end surface of the outer cover 520, and the protruding ring 522 is located on the outer periphery of the assembly seal ring 540. The assembly gasket 540 is radially positioned by the bead 522 so that the assembly gasket 540 has sufficient axial interference to ensure a sealing engagement between the end cap and the container when the end cap 500 is attached to the container 300.

The inner cover 510 and the outer cover 520 are fixed together through screws, the outer cover 520 is provided with a fixing column 523 which extends backwards and is hollow, the inner cover 510 is provided with a fixing hole 519 corresponding to the fixing column 523, and the screws penetrate through the fixing hole 519 and are screwed in the fixing column 523. In order to realize positioning during assembly, the inner cover 510 is provided with a concave hole 5110 communicated with the fixing hole 519, the concave hole 5110 is positioned on the front side of the fixing hole 519 and matched with the fixing column 523, and during assembly, the rear end of the fixing column 523 is inserted into the concave hole 5110.

In order to realize the axial positioning between the inner cap 510 and the outer cap 520, a step surface 524 is provided on the circumferential inner wall of the outer cap, and after the inner cap 510 and the outer cap 520 are assembled and fixed, the positioning edge 517 on the inner cap 510 is in interference fit with the step surface 524.

In order to realize the sealing fit between the inner cover 510 and the outer cover 520, a groove 525 is formed on the step surface 524, a first inner sealing ring 550 is arranged in the groove 525, and the positioning edge 517 is closely contacted with the first inner sealing ring 550, so that the sealing fit between the rear end of the inner cover 510 and the outer cover 520 is realized. The periphery of lid 511 preceding lateral wall is equipped with round annular step 5111, is equipped with the round and encloses along 526 with the cooperation of annular step 5111 on the inner wall of enclosing cover 520, and end cover 500 still includes second inner seal circle 560, and second inner seal circle 560 is located annular step 5111 and encloses between 526 and compressed tightly, realizes the sealed cooperation between the front end of inner cup 510 and enclosing cover 520 through second inner seal circle.

The end cover 500 and the extrusion container 300 are detachably matched through a screwing structure, a plurality of screwing buckles 518 distributed at intervals along the circumferential direction are arranged on the circumferential outer wall of the rear end of the inner cover 510, the screwing buckles 518 are located on the rear side of the assembling sealing ring 540, a screwing groove matched with the screwing buckles 518 is formed in the inner wall of the front end of the extrusion container 300, and the end cover 500 is detachably connected to the extrusion container 300 through the matching of the screwing buckles 518 and the screwing groove.

Referring to fig. 7, the extruding assembly further includes a filter sleeve 600 detachably sleeved on the outside of the front end of the screw 400, a circle of first positioning steps 610 is arranged on the circumferential outer wall of the front end of the filter sleeve 600, and a second positioning step 5112 matched with the first positioning steps 610 is arranged on the circumferential inner wall of the inner cover 510. When the pressing components are assembled together, the first positioning step 610 and the second positioning step 5112 are abutted, so that the filter sleeve 600 is axially positioned. The inner wall of the filter sleeve 600 is provided with an extrusion convex rib which can be matched with the screw 400 to extrude the material. The rear end of the filter sleeve 600 is provided with a filter part 620 corresponding to the juice outlet 320, and the filter part is provided with a plurality of small filter holes, so that the juice can be filtered before being discharged through the juice outlet 320, and the taste of the juice is improved.

In this embodiment, a circular shaft hole matching structure is adopted between the positioning end 412 and the positioning hole 531, and in order to reduce the difficulty in matching between the positioning end 412 and the wear-resistant sleeve 530 while meeting the positioning requirement, the positioning end 412 and the positioning hole 531 are in clearance fit. The motor 200 is preferably a speed reduction motor, the motor 200 includes an output shaft 210 which is transversely arranged in the axial direction, a transmission hole for inserting the transmission end 411 is arranged at the front end of the output shaft 210, and the transmission end 411 and the transmission hole are preferably in clearance fit.

The center of the cover body 511 is provided with a center hole 512 for installing the wear-resistant sleeve 530, the wear-resistant sleeve 530 is in interference fit with the center hole 512, and the wear-resistant sleeve 530 is fixed on the cover body 511 of the inner cover through interference fit with the center hole 512.

Combine fig. 8, in order to improve wear-resisting cover 530's stability, be equipped with first locating plane 532 and constant head tank 533 on wear-resisting cover 530's the circumference outer wall, constant head tank 533 is equipped with many and interval distribution on wear-resisting cover 530 circumference outer wall's arcwall face, be equipped with second locating plane 513 and location muscle 514 on the circumference inner wall of centre bore 512, second locating plane 513 cooperates with first locating plane 532, location muscle 514 cooperates with constant head tank 533, the quantity of location muscle 514 is unanimous with the quantity of constant head tank 533, location muscle 514 interval distribution is on the arcwall face of centre bore 512 circumference inner wall. When the wear-resistant sleeve 530 is fixed at the central hole 512, the first positioning plane 532 and the second positioning plane 513 are correspondingly attached together, the positioning rib 514 is clamped in the positioning groove 533, the wear-resistant sleeve 530 is circumferentially positioned by matching the first positioning plane 532 and the second positioning plane 513 and matching the positioning rib 514 with the positioning groove 533, and the wear-resistant sleeve 530 is prevented from rotating along with the positioning end 412 under the action of the positioning end 412 and being separated from the inner cover 510.

In order to improve the axial stability of the wear-resistant sleeve 530, a protruding edge 534 protruding outward in the radial direction is arranged at the rear end of the wear-resistant sleeve 530, a positioning step surface 515 matched with the protruding edge 534 is arranged at the front end of the central hole 512, and the protruding edge 534 abuts against the positioning step surface 515, so that the wear-resistant sleeve 530 is positioned in the axial direction, the wear-resistant sleeve 530 is prevented from moving in the axial direction under the action of the positioning end 412, and the improvement of the axial stability of the screw 400 is facilitated.

In order to improve the overall coaxiality of the screw 400, the screw body 420 is coated outside the screw shaft 410 by means of encapsulation, and the screw 400 further comprises a thread body 430 coated outside the screw body 420 by encapsulation. Improve the axiality of screw shaft 410, screw body 420 and screw body 430 three through the fashioned mode of rubber coating, reduce the holistic eccentricity of screw 400, avoid screw 400 off-centre to lead to the screw rod to receive the uneven condition that leads to rocking of atress at the during operation, be favorable to improving the stability of screw 400 at the during operation.

The extrusion barrel 300 comprises a barrel body 330 and a barrel cover 340 arranged at the rear end of the barrel body 330, wherein a feeding channel 310 extending vertically is arranged at the top of the barrel body 330, and a juice outlet 320 is arranged at the bottom of the barrel body 330. Referring to fig. 9 and 10, the cover 340 has a through hole 341 for the driving end 411 to pass through. The cylinder cover 340 is provided with a shaft seal ring 710, the shaft seal ring 710 includes a main ring body 711 engaged with the screw shaft 410 and a positioning portion 712 located at the periphery of the main ring body 711, the rear side of the cylinder cover 340 is provided with a positioning cover 720, and the positioning cover 720 is sleeved outside the main ring body 711 and engaged with the positioning portion 712 to position the shaft seal ring 710. The positioning cover is matched with the positioning part, so that the shaft sealing ring can be subjected to axial positioning, radial positioning and circumferential positioning at the same time, the stability of the shaft sealing ring is effectively improved, and the effectiveness and the stability of sealing fit between the main ring body and the screw shaft are improved.

In this embodiment, the cylinder cover 340 is provided with a cavity 342 communicating with the through hole 341 and located behind the through hole 341, and the shaft seal 710 and the positioning cover 720 are disposed in the cavity 342. The positioning portion 712 has an annular shape, the positioning portion 712 includes a radial flange 712a extending radially outward from the circumferential outer wall of the main ring body 711, and the positioning cover 720 presses the radial flange 712a against the inner wall of the cavity 342. In order to improve the radial positioning effect of the positioning cover 720 on the positioning portion 712, the positioning portion 712 further includes an axial flange 712b protruding backward from the outer periphery of the radial flange 712a, a positioning groove 721 matched with the axial flange 712b is provided on the front side wall of the positioning cover 720, the axial flange 712b is inserted into the positioning groove 721, and the positioning portion 712 is further radially positioned by the matching of the axial flange 712b and the positioning groove 721, so that the shaft seal ring 710 is better radially positioned as a whole.

In order to reduce the contact area between the main ring body 711 and the screw shaft 410 and simultaneously realize the sealing fit between the main ring body 711 and the screw shaft 410, a plurality of sealing lip edges 713 are arranged on the circumferential inner wall of the main ring body 711 and are distributed at intervals along the axial direction, the sealing lip edges 713 are in interference fit with the screw shaft 410, the unilateral fit interference magnitude between the sealing lip edges 713 and the screw shaft 410 is delta r, and delta r is greater than or equal to 0.1mm and less than or equal to 0.3 mm. In this embodiment, three sealing lips are preferably provided on the edge 713, and the unilateral fitting interference Δ r between the edge 713 and the screw shaft 410 is preferably set to 0.2 mm.

Referring to fig. 11 and 12, the juice outlet 320 is disposed at the bottom of the barrel 330, a downwardly protruding rim 350 surrounding the juice outlet 320 is disposed at the bottom of the barrel 330, a juice sealing ring 360 is disposed at the rim 350, and the squeezing barrel 300 further includes a juice outlet cover 800 disposed at the bottom of the barrel 330 and used for opening and closing the juice outlet 320. When the juice outlet 320 is closed by the juice outlet cover 800, the juice outlet cover 800 is located at the bottom of the rim 350 and abuts against the juice outlet sealing ring 360. In this embodiment, the bottom surface of the rim 350 is provided with a circle of mounting groove, and the juice sealing ring 360 is mounted at the rim 350 through interference fit with the mounting groove.

The bottom of the barrel 330 is provided with a boss 370 protruding downwards, the juice outlet cover 800 is connected to the boss 370 in a horizontally rotatable manner, and the juice outlet cover 800 is provided with a protrusion 820 which enables the juice outlet cover 800 to abut against the juice outlet sealing ring 360 when the juice outlet 320 is closed. Specifically, the bottom surface of the boss 370 is provided with a downwardly convex projection 371, the juice outlet cover 800 is provided with a column hole matched with the projection 371, the projection 371 is inserted into the column hole, and the juice outlet cover 800 is axially positioned. The external diameter of projection 371 is less than the external diameter of boss 370, the top surface of juice lid 800 is located to arch 820, when juice outlet 320 is closed to juice outlet 800, arch 820 contradicts with the bottom surface of boss 370, juice outlet 800 and the position that juice outlet 320 cooperates and arch 820 are located the both sides of projection 371 respectively, conflict through arch 820 and boss 370 makes juice outlet 800 receive leverage, with juice outlet 320 cooperation part on juice outlet 800 to reach juice sealing ring 360, make the top surface of juice outlet 800 closely paste with juice sealing ring 360 and touch together, the validity when improving juice outlet 800 and closing juice outlet 320.

In order to improve the stability of the juice outlet cover 800 in closing the juice outlet 320, the convex edge 351 is arranged on the outer wall of the ring edge 350, and the juice outlet cover 800 is provided with a clamping groove 810 matched with the convex edge 351. When the juice outlet 320 is closed by the juice outlet cover 800, the convex edge 351 is located in the clamping groove 810, and the juice outlet cover 800 receives upward acting force through the matching of the convex edge 351 and the clamping groove 810, so that the top surface of the juice outlet cover 800 can be tightly attached to and contacted with the juice outlet sealing ring 360.

When the machine body works, the screw rod 400 is matched with the filter sleeve 600 to extrude materials, the extruded juice of the materials flows out from the juice outlet 320 after being filtered by the filter part 620, the material slag is driven by the screw rod 400 to move to the slag outlet 516 along the slag guide inclined plane 5113 and is discharged through the slag outlet, the condition of slag return caused by unsmooth slag discharge is effectively avoided, and the taste of the material juice is favorably improved.

It should be understood that the specific number of the slag hole 516 and the slag lead-out slope 5113 is not limited to three as described above and shown in the drawings, and may be two, four, or other reasonable number.

It is understood that the height difference Δ h in the axial direction between the two ends of the slag guide inclined plane 5113 may also be set to 0.5mm, 1mm, 1.5mm, 2.2mm, 2.5mm, 3mm, or other reasonable difference values.

It is understood that other non-circular transmission matching structures, such as regular quadrilateral matching structures, regular pentagonal matching structures, and other reasonable structures, may be adopted between the transmission end 411 and the transmission hole.

It is understood that the positions of the positioning ribs 514 and the positioning grooves 533 may be interchanged.

It can be understood that, on the premise that the positioning sleeve 530 meets the structural requirement, the first positioning plane 532 and the second positioning plane 513 may be omitted, and the purpose of circumferentially positioning the wear-resistant sleeve 530 is achieved only by the cooperation between the positioning ribs 514 and the positioning grooves 533.

It can be understood that, on the premise that the positioning sleeve 530 meets the structural requirement, the positioning ribs 514 and the positioning grooves 533 can be omitted, and the purpose of circumferentially positioning the wear-resistant sleeve 530 is achieved only by the cooperation between the first positioning planes 532 and the second positioning planes 513.

It is understood that the positioning portion 712 may also be provided in an arc shape, and the arc-shaped positioning portion 712 is provided with at least two segments at intervals along the circumferential direction of the main ring body 711.

It is understood that the positioning groove 721 of the positioning cap 720 may be eliminated, and the axial flange 712b directly covers the outer circumference of the front end of the positioning cap 720, so that the shaft seal ring 710 is radially positioned.

It is understood that, on the premise that the shaft seal ring 710 meets the requirement of radial positioning, the axial convex edge 712b and the positioning groove 721 can be eliminated, and the positioning cover 720 presses the radial convex edge 712a against the inner wall of the cavity 342 to radially position the shaft seal ring 710.

It should be understood that the specific number of the sealing lip edges 713 on the circumferential inner wall of the main ring body 711 is not limited to three as described above and shown in the drawings, and the sealing lip edges 713 may be provided in other reasonable numbers such as two, four, etc. on the premise of meeting the requirement of sealing fit.

It is understood that the unilateral interference Δ r between the lip 713 and the screw shaft 410 may be set to 0.1mm, 0.13mm, 0.16mm, 0.19mm, 0.21mm, 0.24mm, 0.27mm, 0.3mm, or other reasonable interference values.

It will be appreciated that the juice outlet cover 800 may be horizontally rotatably connected to the bottom of the barrel 330 by other engagement structures.

It will be appreciated that the protrusions 820 may also be provided on the bottom surface of the boss 370.

It will be appreciated that the protrusion 820 may be eliminated or the rim 351 and the groove 810 may be eliminated, provided that the juice outlet 320 is effectively closed by the juice outlet cover 800.

In addition to the above preferred embodiments, the present invention has other embodiments, and those skilled in the art can make various changes and modifications according to the present invention without departing from the spirit of the present invention, which should fall within the scope defined by the appended claims.

Claims (10)

1. The utility model provides a smooth and easy horizontal screw extrusion juice extractor of slagging tap, includes the frame, locates the motor in the frame and can dismantle the extrusion subassembly of locating the frame front side, and the extrusion subassembly includes the recipient, can dismantle the screw rod of transversely arranging in the recipient and can dismantle the end cover of connecting in the recipient front end, its characterized in that, the end cover is equipped with the lid that is located screw rod axial front side including fixed inner cup and enclosing cover together, inner cup, is equipped with a plurality of slag exits along circumference evenly distributed on the lid, is equipped with the slag notch of leading that corresponds with the slag exit on the enclosing cover.

2. The horizontal screw extrusion juicer of claim 1 wherein the rear sidewall of the lid has a slag-guiding bevel disposed between two adjacent slag outlets, the slag-guiding bevel extending forwardly in the direction of rotation of the screw.

3. The horizontal screw extrusion juicer of claim 2, wherein the height difference of the two ends of the slag guide inclined plane in the axial direction is delta h, and the delta h is less than or equal to 3 mm.

4. The horizontal screw extrusion juicer of claim 1, wherein the screw comprises a screw shaft and a screw body arranged outside the screw shaft, the rear end of the screw shaft protrudes out of the screw body to form a transmission end matched with the motor in a transmission manner, the front end of the screw shaft protrudes out of the screw body to form a positioning end, a wear-resistant sleeve is arranged at the center of the inner cover, a positioning hole for the positioning end to insert is formed in the wear-resistant sleeve, and the slag outlet is distributed around the wear-resistant sleeve.

5. The horizontal screw extrusion juicer of claim 1 wherein the rear end of the inner lid has a positioning rim projecting radially outward therefrom, and the end cap includes an assembly gasket disposed at the rear end of the inner lid and located behind the positioning rim, the assembly gasket being located between the positioning rim and the container when the end cap is attached to the container.

6. The horizontal screw extrusion juicer of claim 5 wherein the rear end face of the outer lid is provided with a rearwardly protruding bead located around the periphery of the assembled seal ring.

7. The horizontal screw extrusion juicer of claim 5, wherein the inner circumferential wall of the outer lid is provided with a step surface, the step surface is provided with a groove, the groove is internally provided with an inner sealing ring, and the positioning edge abuts against the step surface and is in contact with the inner sealing ring; and/or an inner sealing ring is arranged between the front end of the outer cover and the outer cover.

8. The horizontal screw extrusion juicer of claim 5, wherein the circumferential outer wall of the rear end of the inner cover is provided with a plurality of turnbuckles which are distributed at intervals along the circumferential direction and are positioned at the rear side of the assembling sealing ring, the inner wall of the front end of the extrusion container is provided with a screwing groove matched with the turnbuckles, and the end cover is detachably connected to the extrusion container through the matching of the turnbuckles and the screwing grooves.

9. The horizontal screw extrusion juicer of claim 1 wherein the inner lid and the outer lid are secured together by screws, the outer lid is provided with rearwardly extending hollow securing posts, the inner lid is provided with securing holes corresponding to the securing posts, and the screws are threaded through the securing holes and tightened into the securing posts.

10. The horizontal screw extrusion juicer of claim 1, wherein the extrusion assembly further comprises a filter sleeve detachably sleeved outside the front end of the screw, a first positioning step is arranged on the circumferential outer wall of the filter sleeve, and a second positioning step matched with the first positioning step is arranged on the circumferential inner wall of the inner cover.

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