CN211704236U

CN211704236U - Vertical screw juicer and squeezing head thereof

Info

Publication number: CN211704236U
Application number: CN202020208421.4U
Authority: CN
Inventors: 许适; 姜金娥
Original assignee: Individual
Current assignee: Aislo Electric Appliance Zhongshan Co ltd
Priority date: 2020-02-25
Filing date: 2020-02-25
Publication date: 2020-10-20
Anticipated expiration: 2030-02-25

Abstract

The utility model discloses a vertical screw juicer and a squeezing head thereof, which comprises a screw main body and a transmission shaft arranged in the screw main body, wherein the screw main body is a spiral barrel with a downward opening, the highest point of the top surface of the screw main body is eccentrically arranged, and the intersection point of the central line of the screw main body and the top surface of the screw main body is arranged below the highest point of the top surface; the outer tangent plane of the screw main body is in an inverted cone shape, the included angle of the cross section of the screw main body is an acute angle, a spiral cutter bar for cutting materials is arranged on the outer tangent plane, a convex edge is arranged on the bottom surface of the screw main body, and the diameter of the convex edge is the maximum diameter of the screw main body; the transmission shaft is fixed with the top surface of the inner wall of the screw rod main body, and forms a slag discharge cavity with the inner side wall of the screw rod main body. The utility model has the advantages that the material can directly enter the middle part of the squeezing head, the contact area between the material and the spiral knife strip is increased, and the squeezing efficiency is high; the transmission shaft and the inner wall of the screw rod main body form a slag discharge cavity, the slag discharge efficiency is high, and the slag-juice separation effect is good.

Description

Vertical screw juicer and squeezing head thereof

Technical Field

The utility model relates to a juice extractor field, concretely relates to vertical screw rod juice extractor and squeeze head thereof.

Background

The juicer is a machine capable of quickly squeezing fruits and vegetables to obtain fruit and vegetable juice, is improved by multi-generation designers after coming out in 1930, has various varieties and principles, and is suitable for different families. Along with the improvement of living standard of people, the requirements of people on living quality and diet health are higher and higher, the traditional centrifugal juice extractor has high noise and poorer juice-extracting effect, and nutrient substances in fruit juice are easy to lose along with fruit residues, so that the screw juice extractor is more and more popular with people.

Chinese invention CN108309015A provides a vertical screw juicer with good juice and residue separation effect, which comprises a base, a power motor arranged in the base, a juice collecting cavity arranged above the base, an upper cover covering the juice collecting cavity, and a screw longitudinally arranged in the juice collecting cavity, wherein the juice collecting cavity comprises a side wall of the juice collecting cavity and a bottom wall of the juice collecting cavity, a filtering part is arranged in the juice collecting cavity, the screw comprises a screw shaft and a body, the body is provided with a spiral, wherein the filtering part is sleeved on the lower part of the screw to perform extrusion filtration, the side wall of the juice collecting cavity is provided with a grinding part, the grinding part is arranged above the filtering part, the screw and the grinding part are matched to perform grinding, a diversion channel is formed between adjacent spirals on the body, the width of the diversion channel is gradually reduced from top to bottom, a grinding gap is formed between the screw and the grinding part, the grinding gap is I, I is not less than 0.8mm and not more than 3mm, and juice and, the separation is more thorough, improves juice yield and juice efficiency to a certain extent, has improved user's efficiency of squeezing the juice and user experience. However, the vertical screw juicer has the following disadvantages:

(1) the space formed by the upper part of the screw and the juice collecting cavity is small, the feeding speed is low during juice extraction, the contact area of the material and the screw knife strip is small, and the juice extraction efficiency is low;

(2) the material slag is discharged from the slag outlet under the pushing of the screw, the slag discharging efficiency is low, and the slag-juice separation effect is poor.

In view of this, the structure of the existing vertical screw juicer is improved to improve the juicing efficiency and the residue-juice separation effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the prior vertical screw juicer has low juicing efficiency and poor residue and juice separation effect.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts as follows:

a squeezing head of a vertical screw juicer comprises a screw main body and a transmission shaft arranged in the screw main body, wherein the screw main body is a spiral barrel with a downward opening, the highest point of the top surface of the screw main body is eccentrically arranged, and the intersection point of the central line of the screw main body and the top surface of the screw main body is arranged below the highest point of the top surface and is positioned in the middle of the screw main body; the outer tangent plane of the screw main body is in an inverted cone shape, the included angle is an acute angle, a spiral cutter bar for cutting materials is arranged on the outer tangent plane, a convex edge is arranged on the bottom surface of the screw main body, and the diameter of the convex edge is the maximum diameter of the screw main body; the transmission shaft is fixed with the top surface of the inner wall of the screw rod main body, and forms a slag discharge cavity with the inner side wall of the screw rod main body.

In this scheme, the bottom surface on protruding edge sets up row sediment muscle, the inner wall bottom of screw rod main part is equipped with row's sediment groove.

In the scheme, a groove is formed between the spiral cutter bars, and the depth of the groove is gradually shallower downwards along the spiral direction.

Grooves are formed between the cutter bars, and the depth of the grooves becomes shallower and shallower downwards along the spiral direction.

The utility model provides a vertical screw rod juice extractor, includes above-mentioned squeezing the head, still includes:

the upper box body comprises a feeding cavity and a juicing cavity which are communicated with each other, the feeding cavity is eccentrically arranged at the top end of the juicing cavity, and the tail end of the feeding cavity is provided with a guide chute which is in smooth transition connection with the top end of the juicing cavity; the central line of the juicing cavity penetrates through the feeding cavity, and a filter screen is arranged on the side wall of the juicing cavity; the feeding cavity is provided with a fixing ring, and the bottom surface of the fixing ring is provided with a plurality of buckles;

the lower box body is cylindrical, and the upper part of the inner wall of the lower box body is provided with a buckle position matched with the buckle; a juice outlet and a slag outlet are convexly arranged on the side surface of the box body, a box bottom is arranged in the lower box body, and a squeezing head mounting part is arranged on the box bottom; the upper box body is inserted into the lower box body, the bottom surface of the upper box body is abutted against the bottom of the lower box body, the lower box body is divided into an inner cavity and an outer cavity, the inner cavity is communicated with the slag outlet, and the outer cavity is communicated with the juice outlet; the squeezing head is arranged in the inner cavity;

the power base is internally provided with a power motor, the top of the power base is provided with a mounting groove, the center of the bottom surface of the mounting groove is provided with a driving shaft connected with the power motor and used for driving the squeezing head, an annular concave part is arranged in the mounting groove, and the annular concave part is provided with a through groove respectively matched with the juice outlet and the slag outlet.

In this scheme, be equipped with the safety switch subassembly on the power base, include:

the safety movable rod is vertically arranged in the power base, the bottom end of the safety movable rod is provided with a return spring, and a safety switch communicated with the power motor is arranged below the safety movable rod;

a safety protrusion provided on a bottom surface of the fixing ring;

the safety groove is arranged on the upper portion of the power base and matched with the safety convex portion, a moving part is arranged in the safety groove, and the bottom end of the safety groove is abutted to the moving rod.

In the scheme, the top end of the external tangent plane of the squeezing head is tightly attached to the filter screen.

In the scheme, the gap between the filter screen and the outer wall of the screw rod main body is 0-0.5 mm.

In this scheme, be equipped with the bulge loop between transmission shaft and squeeze the first installation department.

In this scheme, the inner wall in chamber of squeezing the juice is equipped with the guide muscle of a plurality of vertical settings, the guide muscle is the back taper, corresponding two contained angle between the guide muscle is F, and contained angle F satisfies 0 ≦ F ≦ 30.

In this scheme, the bottom of going up the box body is equipped with spacing convex part, be equipped with the only muscle that changes down on the box bottom of box body, the only muscle that changes supports and leans on place on the spacing convex part go up the box body and be in rotate down in the box body.

Compared with the prior art, the utility model provides a vertical screw rod juice extractor and squeeze head thereof, the peak of the top surface of screw rod main part eccentric settings, the crossing point of its central line and top surface sets up in the below of peak, is located the middle part of the screw rod main part, can make the material directly enter the middle part of squeezing the head to improve the area of contact of material and spiral sword strip, improve and squeeze efficiency; a slag discharging cavity is formed between the transmission shaft and the inner side wall of the screw rod main body, material residues can enter the slag discharging cavity and then are directly discharged, slag discharging efficiency is high, and a slag-juice separating effect is good.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic top and bottom view of a squeeze head according to the present invention;

FIG. 3 is a side view of the press head of the present invention;

FIG. 4 is a schematic sectional view of the upper box body according to the present invention;

FIG. 5 is a schematic side view of the upper box body of the present invention;

FIG. 6 is a schematic bottom view of the middle and lower cases of the present invention;

FIG. 7 is a top view of the lower box of the present invention;

FIG. 8 is a cross-sectional view of the middle press head, the upper box body and the lower box body of the present invention;

fig. 9 is a perspective view of the power base of the present invention;

fig. 10 is a schematic diagram of a safety switch assembly according to the present invention.

Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 10 is:

10 squeezing heads, 20 upper boxes, 30 lower boxes, 40 power bases, 11 screw rod bodies, 12 transmission shafts, 110 highest points, 111 outer tangent planes, 112 spiral cutter strips, 113 grooves, 114 convex edges, 115 slag discharging ribs, 116 slag discharging grooves, 117 slag discharging cavities, 210 feeding cavities, 220 squeezing cavities, 211 material guiding grooves, 212 fixing rings, 213 buckles, 221 filter screens, 222 material guiding ribs, 223 limiting convex parts, 311 buckling positions, 312 juice outlets, 313 slag outlets, 320 box bottoms, 321 squeezing head mounting parts, 322 convex rings, 323 rotation stopping ribs, 324 pits, 325 positioning grooves, 330 outer cavities, 340 inner cavities, 41 power motors, 42 mounting grooves, 43 annular concave parts, 44 through grooves, 45 positioning convex parts, 460 safety switch components, 461 safety movable rods, 462 safety convex parts, safety grooves, 464 return springs, 463 safety switches and 466 movable parts.

Detailed Description

The utility model provides a vertical screw rod juice extractor and squeeze head thereof, it is efficient to squeeze juice, the separation of sediment juice is effectual, easy operation, convenient to use. The invention is described in detail below with reference to the drawings and the detailed description.

As shown in fig. 1, the utility model provides a vertical screw juicer includes a squeezing head 10, an upper box 20, a lower box 30 and a power base 40.

As shown in fig. 2 and 3, the press head 10 includes a screw body 11 and a transmission shaft 12, the screw body 11 is a spiral cylinder with a downward opening, a highest point 110 of a top surface of the screw body is eccentrically arranged, an intersection point a of a center line of the screw body 11 and the top surface thereof is arranged below the highest point 110 and is located in a middle of the screw body 11, a distance B is a vertical distance from the highest point 110 to the intersection point a, and the distance B is a half of a height of the screw body 11. The external tangent plane 111 of the screw body 11 is in an inverted cone shape, the included angle D of the cross section of the external tangent plane 111 is an acute angle, and the included angle D satisfies that D is less than or equal to 0 degree and 30 degrees. The outer section 111 is provided with a spiral blade 112 for cutting the material. The grooves 113 are formed between the spiral cutter bars 112, and the depth of the grooves 113 is gradually shallower downwards along the spiral direction, so that the juice and the residues can be smoothly discharged along the grooves 113. The bottom surface of the screw body 11 is provided with a convex edge 114, and the diameter of the convex edge 114 is the maximum diameter of the screw body. The bottom surface of the convex edge 114 is provided with a slag discharging rib 115, and the bottom of the inner wall of the screw rod main body 11 is provided with a slag discharging groove 116.

The transmission shaft 12 is arranged in the screw body 11, fixed with the top surface of the inner wall of the screw body 11, and forms a slag discharge cavity 117 with the inner side wall of the screw body 11, and after the residues of the materials enter the slag discharge cavity 117, the residues are discharged from the slag discharge cavity 117 along the slag discharge ribs 115 and the slag discharge grooves 116 under the centrifugal force of the screw body 11.

As shown in FIGS. 4 and 5, the upper case 20 includes a feeding chamber 210 and a juicing chamber 220 communicating with each other, the feeding chamber 210 is eccentrically disposed at the top end of the juicing chamber 220, and the center line of the juicing chamber 220 passes through the feeding chamber 210.

The end of the feeding cavity 210 is provided with a material guide groove 211, and the end of the material guide groove 211 is smoothly and transitionally connected with the top end of the juicing cavity 220. The feeding cavity 210 is provided with a fixing ring 212, and the bottom surface of the fixing ring 212 is provided with a plurality of buckles 213.

Be equipped with filter screen 221 and a plurality of guide muscle 222 on the lateral wall of chamber 220 that extracts juice, guide muscle 222 is vertical to be set up, is the back taper, and the contained angle F of two corresponding guide muscle 222 that set up satisfies 0 ≦ F ≦ 30. The bottom of the juicing cavity 220 is provided with a limit convex part 223.

As shown in fig. 6, 7 and 8, the lower case 30 is cylindrical, and a fastening position 311 adapted to the fastening 213 is provided at an upper portion of an inner wall thereof for fixing the upper case 20. The side surface of the lower box body 30 is provided with a juice outlet 312 and a residue outlet 313 in a protruding way, and the juice outlet 312 is provided with a switch. Be equipped with box bottom 320 in the lower box body 30, be equipped with on the box bottom 320 and squeeze first installation department 321, squeeze first 10 and install on squeezing first installation department 321, squeeze and be equipped with bulge loop 322 between first 10 and the first installation department 321 of squeezing, can prevent to squeeze first 10 and rock the influence effect of squeezing juice about the operation in-process. The box bottom 320 is provided with a rotation stopping rib 323. The box bottom 320 of the lower box body 30 is provided with an annular concave pit 324 which is communicated with the slag outlet 313, the concave pit 324 is matched with the convex edge 114, and the diameter of the concave pit 324 is larger than that of the convex edge 114 and is used for discharging residues of materials.

The upper box body 20 is inserted in the lower box body 30, the bottom surface of the juicing cavity 220 abuts against the box bottom 320, the lower box body 30 is divided into an outer cavity 330 and an inner cavity 340, and the rotation stop rib 323 abuts against the limit convex part 223 for preventing the upper box body 20 from rotating in the lower box body 30. The squeezing head 10 is arranged in the inner cavity 340, the top end of the external section of the squeezing head 10 is tightly attached to the filter screen 221, the gap between the filter screen 221 and the outer wall of the screw main body 11 is 0-0.5mm, the outer cavity 330 is communicated with the juice outlet 312, and the inner cavity 340 is communicated with the residue outlet 313.

As shown in fig. 9 and 10, a power motor 41 is provided inside the power base 40, a mounting groove 42 is provided on the top thereof, and a driving shaft 410 connected to the power motor 41 is provided on the center of the bottom surface of the mounting groove 42 for driving the press head 10. An annular concave part 43 is arranged in the mounting groove 42, a through groove 44 matched with the juice outlet 312 and the slag outlet 313 is arranged on the annular concave part 43, and the lower box body 30 is arranged in the mounting groove 42 through the annular concave part 43 and the through groove 44. The bottom of the lower box 30 is provided with a positioning groove 325, the annular concave part 43 is provided with a positioning convex part 45, and the positioning groove 325 is matched with the positioning convex part 45 and used for fixing the lower box 30.

The power base 40 is further provided with a safety switch assembly 460, which includes a safety movable rod 461, a safety projection 462 and a safety groove 463. The safety protrusion 462 is disposed on the bottom surface of the fixing ring 212 of the feeding cavity 210, the safety movable rod 461 is vertically disposed inside the power base 40, the bottom end of the safety movable rod 461 is provided with a return spring 464, and a safety switch 465 communicated with the power motor 41 is disposed below the safety movable rod 461. The safety groove 463 is matched with the safety projection 462 and is provided with the upper part of the power base 40, a movable piece 466 is arranged in the safety groove 463, and the bottom end of the movable piece 466 is abutted against the top end of the safety movable rod 461.

The utility model discloses a method of use (working process) as follows:

the squeezing head 10 and the upper box 20 are sequentially installed in the lower box 30, the lower box 30 is installed with the power base 40, wherein the safety protrusion 462 is inserted into the safety groove 463, the movable member 466 moves downward with the insertion of the safety protrusion 462 to push the safety movable rod 461 to move downward, so that the safety switch 465 is opened, the power circuit of the power motor 41 is connected, and the power motor 41 can normally drive the squeezing head 10 to work.

In the working process of the squeezing head 10, materials enter the inner cavity 340 along the feeding cavity 210 and then directly enter the middle part of the squeezing head 10, the squeezing head 10 cuts the materials, juice and residues enter the outer cavity 330 after being filtered by the filter screen 221, and when the switch of the juice outlet 312 is opened, the juice in the outer cavity 330 can directly flow out along the juice outlet 312; the residue reaches the bottom of the press head 10 along the grooves 113 between the spiral cutter bars, enters the slag discharging cavity 117 along the gap between the concave pit 324 and the convex edge 114, and is discharged into the slag outlet 313 along the slag discharging rib 115 and the slag discharging groove 116 and then discharged from the inner cavity 340 under the centrifugal action of the press head 10.

Compared with the prior art, the utility model provides a vertical screw rod juice extractor and squeeze head thereof through the eccentric setting of the top surface peak of screw rod main part, makes the material can directly enter into the middle part of squeezing the head, can improve the area of contact of material and spiral sword strip, improves the unloading speed and the efficiency of squeezing the juice of material. A slag discharging cavity is formed between a transmission shaft of the squeezing head and the inner side wall of the screw main body, and material residues can enter the slag discharging cavity and then be discharged from a slag discharging port by using centrifugal force, so that the slag discharging efficiency is improved, and a good slag discharging effect is achieved.

In this scheme, be equipped with the recess between the spiral sword strip, the degree of depth of recess is more and more shallow downwards along with the spiral direction, and the residue of the material of being convenient for can discharge smoothly.

In this scheme, go up in the box body inserts down the box body, will fall into inner chamber and exocoel down the box body, squeeze the fruit juice that the head squeezed in the inner chamber and get into the exocoel after the filter screen of squeezing the juice chamber lateral wall filters, can follow the direct outflow of juice mouth, convenience of customers takes fruit juice. After entering the slag discharging cavity, the residues of the materials are discharged from the slag discharging hole under the action of the squeezing head, so that the slag discharging efficiency is high, and the slag-juice separation effect is good.

In this scheme, be equipped with the safety switch subassembly on the power base, insert the safety recess through the safe convex part on the solid fixed ring bottom surface in, promote moving part and the activity of safe movable rod, make safety switch-on motor power, can realize motor power under the condition of juice extractor installation completion and the work of not switching on when not installing the completion, prevent motor power under the naked state condition that the people was hindered in the work, improve the security of juice extractor.

The present invention is not limited to the above-mentioned best mode, and any person should learn the structural change made under the teaching of the present invention, all with the present invention has the same or similar technical solution, all fall into the protection scope of the present invention.

Claims

1. The squeezing head of the vertical screw juicer comprises a screw main body and a transmission shaft arranged in the screw main body, and is characterized in that the screw main body is a spiral barrel with a downward opening, the highest point of the top surface of the screw main body is eccentrically arranged, and the intersection point of the central line of the screw main body and the top surface of the screw main body is arranged below the highest point of the top surface and is positioned in the middle of the screw main body; the outer tangent plane of the screw main body is in an inverted cone shape, the included angle of the cross section of the screw main body is an acute angle, a spiral cutter bar for cutting materials is arranged on the outer tangent plane, a convex edge is arranged on the bottom surface of the screw main body, and the diameter of the convex edge is the maximum diameter of the screw main body; the transmission shaft is fixed with the top surface of the inner wall of the screw rod main body, and forms a slag discharge cavity with the inner side wall of the screw rod main body.

2. The squeezing head of a vertical screw juicer according to claim 1, wherein the bottom surface of the convex edge is provided with a slag discharge rib, and the bottom of the inner wall of the screw main body is provided with a slag discharge groove.

3. The squeezing head of a vertical screw juicer according to claim 1, wherein grooves are formed between the spiral blades, and the depth of the grooves becomes shallower downward in the spiral direction.

4. A vertical screw juicer comprising a press head according to any one of claims 1 to 3, further comprising:

5. The vertical screw juicer of claim 4, wherein the power base is provided with a safety switch assembly comprising:

a safety protrusion provided on a bottom surface of the fixing ring;

the safety groove is arranged on the upper portion of the power base and matched with the safety convex portion, a moving part is arranged in the safety groove, and the bottom end of the moving part abuts against the top end of the safety movable rod.

6. The vertical screw juicer of claim 4 wherein the top end of the external section of the squeezing head is in close contact with the filter screen.

7. The vertical screw juicer of claim 6, wherein the clearance between the filter screen and the outer wall of the screw body is 0-0.5 mm.

8. The vertical screw juicer of claim 4 wherein a raised ring is provided between the drive shaft and the press head mounting portion.

9. The vertical screw juicer according to claim 4, wherein the inner wall of the juicing cavity is provided with a plurality of vertically arranged guide ribs, each guide rib is in an inverted cone shape, an included angle between two corresponding guide ribs is F, and the included angle F is greater than or equal to 0 ° and less than or equal to 30 °.

10. The vertical screw juicer according to claim 4, wherein the bottom of the upper box body is provided with a limiting convex part, the bottom of the lower box body is provided with a rotation stopping rib, and the rotation stopping rib abuts against the limiting convex part to place the upper box body to rotate in the lower box body.