CN207356653U

CN207356653U - A kind of filter structure and juice extractor or oil press with the filter structure

Info

Publication number: CN207356653U
Application number: CN201620885398.6U
Authority: CN
Inventors: 王晓东
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-06-30
Filing date: 2016-08-12
Publication date: 2018-05-15
Anticipated expiration: 2026-08-12

Abstract

The utility model belongs to juice extractor and oil press field, more particularly to a kind of filter structure and juice extractor or oil press with the filter structure, including at least two filter screen units, at least two filter screen units are stacked during work, it is bonded completely between the opposite face of at least two filter screen units or there is gap, detachably set between at least two filter screen units, or detachably set between at least one filter screen unit and juice extractor or oil press main body at least two filter screen units；At least one filter screen unit surface is provided with protrusion, sets gap adjusting mechanism to adjust the clearance gap between adjacent screen unit between at least two filter screen units.The beneficial effects of the utility model：Multiple filter screen units, which are stacked, to be formed the work filter opening of smaller and plays the role of filtering；It is detachably to set between filter screen unit, filter screen unit is respectively washed, and small work filter opening no longer exists, and the filter opening that need to be only respectively washed on filter screen unit, the area of the filter opening is relatively large, is readily cleaned.

Description

A kind of filter structure and juice extractor or oil press with the filter structure

Technical field

The utility model belongs to juice extractor and oil press field, more particularly to a kind of filter structure and has the filter structure Juice extractor or oil press.

Background technology

Modern increasingly increases the intake of veterinary antibiotics, the vitamin composition that the various vegetables and fruits contain, to human body Immune system and health have sizable benefit.

Existing juice extractor includes centrifugal type juicing machine, vertical helical juice extractor, horizontal spiral juice extractor, piston type juice extractor Etc..

All juice extractors are required for using strainer, to separate fruit juice and residue.The squeezed juice delicate mouthfeel in order to make, filter The usual very little of area (such as 0.2 millimeter of diameter) in hole.The strainer of prior art juice extractor is single layer structure, and small filter opening exists It is easy to block when squeezing the juice, and is very difficult to clean after blocking.

Existing oil press includes vertical helical oil press, horizontal spiral oil press, piston type oil press etc..All squeezinges Oil machine is required for using strainer, to separate the edible oil and residue squeezed out.Existing strainer is also single layer structure, small filter opening It is easy to be blocked in oil expression, and is difficult to clean after blocking.

Utility model content

For the above problem to be solved, the utility model provides a kind of filter structure and the juice extractor with the filter structure Or oil press.

To achieve these goals, the utility model provides a kind of filter structure for being used for juice extractor or oil press, it is special Sign is, during work, at least two filter screen unit is stacked, and forms work filter footpath, at least two strainer It is bonded completely between unit opposite face or there is gap.

Preferably, detachably set between at least two filter screen unit, or at least two filter screen unit At least one filter screen unit and juice extractor main body between detachably set；Or at least two filter screen unit at least Detachably set between one filter screen unit and oil press main body.

Preferably, it is stacked between the opposite face of at least two filter screen unit：

When being bonded completely：The interlaced setting of filter opening of at least two filter screen unit is described to form work filter opening Filter opening and work filter opening formed work filter footpath, it is preferable that the work filter opening be less than filter screen unit filter opening；Or

When being bonded completely：There is filter opening at least one filter screen unit, having on adjacent screen unit being capable of partial occlusion For the component of filter opening on the filter screen unit for having a filter opening to form work filter opening, the work filter opening is the filter footpath that works；It is excellent Selection of land, the work filter opening are less than the filter opening of filter screen unit, or

During with gap：The interlaced setting of filter opening of at least two filter screen unit, the filter opening and described Gap forms work filter footpath；Or

During with gap：There is filter opening at least one filter screen unit, have on adjacent screen unit described in can blocking There is the component of the filter opening on the filter screen unit of filter opening, the gap and filter opening form work filter footpath.

Preferably, the work filter footpath includes being not limited to one of following form：

It is stacked between the opposite face of at least two filter screen unit,

1. be bonded completely：The filter opening of at least two filter screen unit is mutually partly corresponded to form work filter opening, institute The filter opening and work filter opening stated form work filter footpath；

2. be bonded completely：There is filter opening at least one filter screen unit, having on adjacent screen unit partly to hide There is the component of the filter opening on the filter screen unit of filter opening described in gear to form work filter opening, the work filter opening is the filter footpath that works；

3. there is gap：Mutually work filter opening, institute are partly correspondingly formed between the filter opening of at least two filter screen unit Filter opening, work filter opening and the gap stated form work filter footpath；

4. there is gap：Do not corresponded to completely between the filter opening of at least two filter screen unit, the filter opening and described Gap forms work filter footpath；

5. there is gap：There is filter opening at least one filter screen unit, having on adjacent screen unit all to hide There is the component of the filter opening on the filter screen unit of filter opening described in gear or partial occlusion, the gap and filter opening form work filter footpath；

6. there is filter opening at least one filter screen unit at least two filter screen unit；The adjacent screen unit it Between have when being stacked part fitting, another part completely that there is gap between opposite face；

Filter opening on the filter screen unit of filter opening can be had described in partial occlusion by having on the adjacent screen unit of the fitting part Component formed work filter opening, the filter opening and work filter opening formed fitting part work filter footpath；

Having on the adjacent screen unit of the gap portion partial occlusion or can all block the strainer for having filter opening The component of filter opening on unit, the filter opening and the gap form the work filter footpath of gap portion；

7. it is designed with filter opening on each filter screen unit at least two filter screen unit；The adjacent screen unit it Between have when being stacked part fitting, another part completely that there is gap between opposite face；

It is to have portion between the filter opening on filter opening and adjacent screen unit on each filter screen unit of the fitting part Divide and correspond to, to form work filter opening, the filter opening, work filter opening form the work filter footpath of fitting part；

It is between the filter opening on filter opening and adjacent screen unit on each filter screen unit of the part with gap Part is correspondingly formed work filter opening, and the filter opening, work filter opening and the gap form the work filter footpath of gap portion；Or Person, is completely not between the filter opening on filter opening and adjacent screen unit on each filter screen unit of the part with gap It is corresponding, the work filter footpath of the filter opening and gap formation gap portion.

Preferably, at least one surface of at least one filter screen unit is provided with raised or groove.

Preferably, the protrusion is spot-like projections structure, annular convex platform structure, radiation shape bulge-structure or strip projected parts The one or more of structure.

Preferably, the groove on the filter screen unit connects adjacent screen list when at least two filter screen units are stacked Groove on filter opening in member, or the filter screen unit is when at least two filter screen units are stacked not exclusively by adjacent screen Unit is blocked.

Preferably, gap adjusting mechanism is set to adjust between adjacent screen unit between at least two filter screen unit Clearance gap.

Preferably, the gap adjusting mechanism uses the one or more of having structure：

1. distance fine regulation device；

2. height-adjustable casing；

3. being both provided with protrusion on two surfaces of at least one filter screen unit, and it is arranged on the protrusion of different surfaces Height is different；

4. being both provided with groove on two surfaces of at least one filter screen unit, and it is arranged on the groove of different surfaces Depth is different；

5. being provided with protrusion on a surface of at least one filter screen unit, another surface sets fluted.

A kind of juice extractor or oil press with any of the above-described filter structure.

The juice extractor is centrifugal type juicing machine, vertical helical juice extractor, horizontal spiral juice extractor, spiral juice extractor, work Plug juice extractor or vacuum cock formula juice extractor.

Preferably, the filter structure of the centrifugal type juicing machine includes knife screen component and filter screen unit, the knife net Component includes web plate and cutterhead, and the filter screen unit is arranged on the outside or inner side of the web plate of the knife screen component.

Preferably, the filter structure of the vertical helical juice extractor includes at least two filter screen units, the filter screen unit For truncated cone-shaped or cylindrical hollow web plate, vertical openings, set puts setting, at least one filter screen unit between the filter screen unit Inner wall sets concave wall knife, it is preferable that the concave wall knife is vertical list structure or the list structure being obliquely installed, and works as setting When the filter screen unit for having concave wall knife is in outside, there are window or gap on the wall in inner side filter screen unit, so that Concave wall knife in outer screen cell-wall exposes through the window or gap.

Preferably, filter opening is equipped with each filter screen unit side wall, in adjacent screen unit sidewall residing for filter opening Level height is not exactly the same, but has part correspondence again to form work filter opening, institute between the filter opening on adjacent screen unit State filter opening and work filter opening forms work filter footpath；Or using filter screen unit center as axis, the filter opening on each filter screen unit Residing level angle is not exactly the same and has part correspondence to form work filter opening, and the filter opening and work filter opening form work Make filter footpath；There is filter opening on the side wall of either each filter screen unit, and partly corresponded between the filter opening on adjacent screen unit Or do not correspond to completely, there is gap between at least two filter screen unit, the filter opening and the gap form work filter Footpath.

Preferably, the filter structure of the horizontal spiral juice extractor includes at least two filter screen units, the filter screen unit For truncated cone-shaped or cylindrical hollow web plate, its transverse ends opening, set puts setting between the filter screen unit；Or the filter screen unit For arc web plate, it is stacked between the filter screen unit.

Preferably, the filter structure of the spiral juice extractor includes at least two filter screen units, one of filter screen unit To be internally provided with the press chamber of hollow shape juice passage, press chamber is equipped with filter opening；Another filter screen unit is that have in filter opening Abortive haul plate, its set, which is put, to be arranged in press chamber or drains outside, is bonded completely between its opposite face or has gap；On adjacent screen unit Filter opening between have part correspondence to form work filter opening, the filter opening and work filter opening form work filter footpath；It is either every There is filter opening on the side wall of a filter screen unit, and partly correspond to or do not correspond to completely, institute between the filter opening on adjacent screen unit Stating between at least two filter screen units has gap, and the filter opening and the gap form work filter footpath.

Preferably, the piston type juice extractor includes squeezing cylinder, and the filter structure includes at least two filter screen units, extremely A few filter screen unit is integrated or is detachably located at bottom, lower part or the side wall in squeezing cylinder, covers and puts between the filter screen unit Set.

Preferably, it is circle that at least two filter screen unit, which is overlooked, and half residing for the filter opening on each filter screen unit Footpath is not exactly the same, and part is corresponded to form work filter opening, and the filter opening and work filter opening form work filter footpath；Or Person is that it is circle that at least two filter screen unit, which is overlooked, and the radius residing for filter opening on each filter screen unit is identical, filter opening Residing angle is different, and the filter opening part of adjacent screen unit is corresponded to form work filter opening, the filter opening and work filter Hole forms work filter footpath；Either, there is filter opening on each filter screen unit, it is completely not right between the filter opening on adjacent screen unit Or there should be part correspondence, opposite face has gap, the filter opening and gap when at least two filter screen unit is stacked Form work filter footpath.

Preferably, the filter structure of the vacuum cock formula juice extractor includes at least two filter screen units, at least one filter Net unit is integrated or is detachably located at bottom, lower part or the side wall of squeezing cylinder, and set puts setting between the filter screen unit.

The vacuum cock formula juice extractor, further includes and connects juice portion and Vacuuming structure, described in the squeezing cylinder side wall setting Filter structure or the squeezing cylinder bottom portion set the filter structure or the squeezing cylinder and described connect to set between juice portion Put the filter structure or described connect sets the setting strainer in the filter structure or the squeezing cylinder in juice portion Structure.

Preferably, the oil press is that vertical helical oil press, horizontal spiral oil press, piston type oil press or vacuum are lived Plug oil press.

Preferably, the filter structure of the vertical helical oil press includes at least two filter screen units, one of strainer Unit is press chamber, and press chamber has feed inlet, slag notch and fuel-displaced filter opening, vertical helical press chamber is provided with press chamber, described fuel-displaced Filter opening is located on the side wall of press chamber；Another filter screen unit is the hollow web plate for having filter opening, its set put be arranged in press chamber or Outside press chamber, it is bonded completely between its opposite face or has gap；Level height in adjacent screen unit sidewall residing for filter opening is endless It is exactly the same, but have part correspondence again to form work filter opening, the filter opening and work between the filter opening on adjacent screen unit Make filter opening and form work filter footpath；Or using filter screen unit center as axis, the horizontal angle residing for filter opening on each filter screen unit Spend not exactly the same and have part correspondence to form work filter opening, the filter opening and work filter opening form work filter footpath；Or It is to have filter opening on the side wall of each filter screen unit, and it is partly corresponding or completely not right between the filter opening on adjacent screen unit Should, there is gap between at least two filter screen unit, the filter opening and the gap form work filter footpath.

Preferably, the filter structure of the horizontal spiral oil press includes at least two filter screen units, one of strainer Unit is press chamber, and press chamber has feed inlet, slag notch and fuel-displaced filter opening, horizontal spiral press chamber is provided with press chamber, described fuel-displaced Filter opening is located on the side wall of press chamber；Another filter screen unit is the hollow web plate for having filter opening, its set put be arranged in press chamber or Outside press chamber, it is bonded completely between its opposite face or has gap；There is part correspondence to be formed between filter opening on adjacent screen unit Work filter opening, and the filter opening and work filter opening form work filter footpath；Or using filter screen unit center as axis, each strainer list The angle residing for filter opening in member is not exactly the same and has part correspondence to form work filter opening, the filter opening and work filter opening Form work filter footpath；There is filter opening on the side wall of either each filter screen unit, and between the filter opening on adjacent screen unit Divide corresponding or do not correspond to completely, there is gap between at least two filter screen unit, the filter opening and the gap form work Make filter footpath.

Preferably, the filter structure of the screw oil expeller includes at least two filter screen units, one of filter screen unit To be internally provided with the press chamber of hollow shape oil discharge passage, press chamber is equipped with fuel-displaced filter opening；Another filter screen unit is with filter opening Hollow web plate, its set, which is put, to be arranged in press chamber or drains outer, is bonded completely between its opposite face or has gap；Adjacent screen list There is part correspondence between filter opening in member to form work filter opening, the filter opening and work filter opening form work filter footpath；Or It is to have filter opening on the side wall of each filter screen unit, and it is partly corresponding or completely not right between the filter opening on adjacent screen unit Should, there is gap between at least two filter screen unit, the filter opening and the gap form work filter footpath.

Preferably, the piston type oil press includes squeezing cylinder, and the filter structure includes at least two filter screen units, extremely A few filter screen unit is integrated or is detachably located at bottom, lower part or the side wall in squeezing cylinder, covers and puts between the filter screen unit Set.

Preferably, the filter structure of the vacuum cock formula oil press includes at least two filter screen units, at least one filter Net unit is integrated or is detachably located at bottom, lower part or the side wall of squeezing cylinder, and set puts setting between the filter screen unit.

The beneficial effects of the utility model:Simple in structure, it is reasonable to set, and at least two filter screen units are stacked, with shape Work filter opening into smaller plays the role of filtering, and mouthfeel is more preferably fine and smooth；The filter opening area that works is smaller, blocks possibility increase； It is detachably to set between filter screen unit and filter screen unit, filter screen unit is respectively washed, and small work filter opening no longer exists, and is only needed The filter opening being respectively washed on filter screen unit, the area of the filter opening is relatively large, is readily cleaned；Or have gap between filter screen unit, Gap forms work filter footpath, and the smaller mouthfeel in gap is finer and smoother.Clearance gap is smaller, blocks possibility increase.Filter screen unit and filter It is detachably to set between net unit, when cleaning dismantles filter screen unit and filter screen unit, and gap no longer exists, only need to be clear respectively Each filter screen unit is washed, is readily cleaned, overcomes the problem of too small hardly possible of the filter opening on existing juice extractor and oil press is cleaned.

Brief description of the drawings

Fig. 1 is the diagrammatic cross-section of the embodiment one of the utility model.

Fig. 2 is the top view of the first specific filter structure of the embodiment one of the utility model.

Fig. 3 is the top view of second of specific filter structure of the embodiment one of the utility model.

Fig. 4 is the top view of the third specific filter structure of the embodiment one of the utility model.

Fig. 5 is the diagrammatic cross-section of the embodiment two of the utility model.

Fig. 6 is the top view of the embodiment two of the utility model.

Fig. 7 is the diagrammatic cross-section of the embodiment five of the utility model.

Fig. 8 is the top view of the embodiment five of the utility model.

Fig. 9 is the filter structure schematic diagram of the embodiment 11 of the utility model.

Figure 10 is the filter structure schematic diagram of the embodiment 12 of the utility model.

Figure 11 is the filter structure schematic diagram of the embodiment 14 of the utility model.

Figure 12 is the filter structure schematic diagram of the embodiment 15 of the utility model.

Figure 13 is the filter structure schematic diagram of the embodiment 16 of the utility model.

Figure 14 is the structure diagram of the embodiment 17 of the utility model.

Figure 15 is the filter structure schematic diagram of the embodiment 18 of the utility model.

Figure 16 is the filter structure schematic diagram of the embodiment 19 of the utility model.

In figure, 1, filter screen unit, 2, filter screen unit, 3, filter opening, 4, filter opening, 5, work filter opening, 6, gap, 7, block it is convex Rise, 8, cutterhead, 9, piston, 10, squeezing cylinder, 11, opening, 12, flange, 13, (c-type frame) body, 14, electric vacuum pump, 15, Driven by power telescoping mechanism, 16, suction catheters structure, 17, meet juice portion, L, filter structure, 1J, feed inlet, 1C, slag notch, 1T, Oil discharge passage.

Embodiment

Explain below in conjunction with the accompanying drawings to specific embodiment of the present utility model.

Embodiment one：A kind of filter structure for being used for juice extractor or oil press, including at least two filter screen units, work When, at least two filter screen unit is stacked, when at least two filter screen unit is stacked between opposite face completely Fitting.

Fig. 1 is the diagrammatic cross-section of the filter structure of embodiment one, and Fig. 1 is stacked for two filter screen units, strainer list Opposite face is bonded completely when member 1 and filter screen unit 2 are stacked.Filter screen unit 1 is provided with some filter openings 3, and filter screen unit 2 is set There are some filter openings 4, partly corresponded between filter opening 3 and filter opening 4, both not exclusively staggered or not exclusively corresponding, filter opening 3 and filter opening The part that corresponds between 4 forms work filter opening 5.Squeeze the juice work when, fruit juice (or other liquid squeezed out, such as edible oil) Flow into, flowed out by the filter opening 5 that works, then by the filter opening 4 of adjacent filter screen unit 2, so as to filter from the filter opening 3 of filter screen unit 1 Hole 3, work filter opening 5 form the work filter footpath for operation of squeezing the juice with filter opening 4, play the role of filtering.

The point-like holes such as the filter opening on filter screen unit is circle, ellipse, triangle, square or polygonal hole, also include thin The gap of long (straight, curved, broken line shape), the filter opening size and shape on filter screen unit may be the same or different.

Fig. 2 is the top view of the first specific filter structure of embodiment one, and filter screen unit 1 and filter screen unit 2 are plectane Shape, the radius residing for filter opening 3 on filter screen unit 1 and the radius residing for the filter opening 4 on filter screen unit 2 are not exactly the same, portion Divide and correspond to form work filter opening 5.

Fig. 3 is the top view of second of specific filter structure of embodiment one, and filter screen unit 1 and filter screen unit 2 are plectane Shape, the radius residing for filter opening 3 on filter screen unit 1 is identical with the radius residing for the filter opening 4 on filter screen unit 2, placed angle θ Difference, partly corresponds to form work filter opening 5.

The placed angle θ of adjacent screen unit is adjusted, adjusts the size of work filter opening, and then adjusts and realizes different juice effects Fruit, meets needs of the people to a variety of mouthfeels of fruit juice.

Fig. 4 is the top view of the third specific filter structure of embodiment one, unlike first two filter structure, filter Net unit 1 is grille-like filter stand, and filter screen unit 2 is circular plate shape, and filter opening 4 is set on filter screen unit 2, grille-like filter stand Grizzly bar partial occlusion filter opening 4, forms work filter opening 5.In such cases filter opening is not provided with filter screen unit 1.With first two strainer Structure something in common：It is bonded completely between opposite face when filter screen unit 1 and filter screen unit 2 are stacked, the component of filter screen unit 1 (grizzly bar) partial occlusion filter opening 4, ultimately forms work filter opening 5.Filter screen unit 1 can also be other shapes, as long as can be to filter 4 partial occlusion of hole, the hole for forming smaller work filter opening 5.

Filter opening 3 (such as diameter 5MM) on filter screen unit 1 interlocks with the filter opening 4 (such as diameter 6MM) on filter screen unit 2 The components such as the grid on (i.e. filter opening 3 is corresponding with 4 part of filter opening) or filter screen unit 1 are set to 4 part of filter opening on filter screen unit 2 The work filter opening 5 of smaller can be formed (such as the work filter opening 5 of formation is approximate oval pointed at both ends, it is most wide by blocking Place 1MM) play the role of filtering, mouthfeel is more preferably fine and smooth.Filter opening area is smaller, blocks possibility increase.Filter screen unit 1 and strainer It is detachably to set between unit 2, filter screen unit 1 and filter screen unit 2 are dismantled during cleaning, and small work filter opening 5 no longer exists, only The filter opening 3 on filter screen unit 1 and the filter opening 4 on filter screen unit 2, filter opening 3 (or the component such as grid) and filter opening 4 need to be respectively washed Area it is relatively large, be readily cleaned, overcome filter opening on existing juice extractor too small difficult cleaning the problem of.

Detachably set between filter screen unit, filter screen unit can directly be taken when being planar structure or globoidal structure and put or lead to The modes such as buckle are crossed to connect；Filter screen unit can directly be set with when being tubular structure or loudspeaker (round platform) shape structure or pass through buckle Connected etc. mode.

Between at least one filter screen unit and juice extractor main body (squeeze the juice chamber or squeezing cylinder) at least two filter screen units It is detachable to set.Specifically include two kinds of situations：When be fixedly installed between at least one filter screen unit and juice extractor main body, other Detachably set between filter screen unit and juice extractor main body；Second, it is detachable between all filter screen units and juice extractor main body Set.

It is alternatively, detachable between at least one filter screen unit and oil press main body (press chamber) at least two filter screen units Set.Specifically include two kinds of situations：First, it is fixedly installed between at least one filter screen unit and oil press main body, other strainer lists Detachably set between member and oil press main body；Second, it is detachable setting between all filter screen units and oil press main body.

Filter screen unit is connected with juice extractor or oil press main body by modes such as thread fitting, buckle or card slots, or is being squeezed The different-diameter boss provided circumferentially about of juice owner body (squeeze the juice chamber or squeezing cylinder), the filter screen unit card of different-diameter are placed on difference Boss on.

Above is two filter screen units are mutually laminated situation when filter screen unit opposite face is bonded setting completely, three are also applied for A or more filter screen unit opposite face is bonded situation during setting completely.

Embodiment two：A kind of filter structure for being used for juice extractor or oil press, including at least two filter screen units, work When, at least two filter screen unit is stacked, and is had when at least two filter screen unit is stacked between opposite face Gap.

Fig. 5 is the diagrammatic cross-section of embodiment two, and Fig. 6 is the top view of embodiment two, and two filter screen units are stacked, Opposite face has gap when filter screen unit 1 and filter screen unit 2 are stacked.Filter screen unit 1 is provided with some filter openings 3, strainer list Member 2 is provided with some filter openings 4, is not corresponded to completely between filter opening 3 and filter opening 4, has gap between filter screen unit 1 and filter screen unit 2 6.Squeeze the juice work when, fruit juice is flowed into from the filter opening 3 of filter screen unit 1, is flowed out by gap 6, then by the filter opening 4 of filter screen unit 2, So as to which filter opening 3, gap 6 and filter opening 4 form work filter footpath, play the role of filtering.

Fig. 6 is the top view of Fig. 5, as shown in fig. 6, complete between the filter opening 4 on the filter opening 3 and filter screen unit 2 of filter screen unit 1 Do not correspond to entirely.

It is that there are gap or three or more between two filter screen units are mutually stacked opposite face in Fig. 5-6 There is gap between filter screen unit opposite face.

In addition it is also possible that filter screen unit 1 is grille-like filter stand, filter screen unit 2 is circular plate shape, on filter screen unit 2 Filter opening 4 is set, and the grizzly bar of grille-like filter stand all blocks filter opening 4, there is gap 6 between filter screen unit 1 and filter screen unit 2.Squeeze When juice works, fruit juice passes through the grille-like filter stand of filter screen unit 1, is flowed by gap 6, then by the filter opening 4 of filter screen unit 2 Go out, so that gap 6 and filter opening 4 form work filter footpath, play the role of filtering.

Filter screen unit 1 can also be other shapes, if filter opening 4 can all be blocked or partial occlusion, but because filter There is gap 6 between net unit 1 and filter screen unit 2, so gap 6 and filter opening 4 still form work filter footpath, play the work of filtering With.

There is gap 6 between filter screen unit 1 and filter screen unit 2,6 smaller mouthfeel of gap is finer and smoother.Gap 6 be spaced it is smaller, block up Fill in possibility increase.It is detachably to set between filter screen unit 1 and filter screen unit 2, filter screen unit 1 and filter screen unit 2 during cleaning Dismantle, gap 6 no longer exists, and only need to be respectively washed filter screen unit 1 and filter screen unit 2, be readily cleaned, overcome existing juice extractor On filter opening too small difficult cleaning the problem of.

Detachably set between filter screen unit, filter screen unit can directly be taken when being planar structure or globoidal structure and put or lead to Cross and snap connection；Filter screen unit can be directly set with or by snapping connection when being tubular structure or horn-like structure.

Alternatively, detachably set between at least one filter screen unit and oil press main body at least two filter screen units. Specifically include two kinds of situations：First, be fixedly installed between at least one filter screen unit and oil press main body, other filter screen units with Detachably set between oil press main body；Second, it is detachable setting between all filter screen units and oil press main body.

Two above filter screen unit has a case that gap or three or more between being mutually stacked opposite face There is gap between filter screen unit opposite face.

Embodiment three：A kind of filter structure for being used for juice extractor or oil press, including at least two filter screen units, work When, at least two filter screen unit is stacked, and is had when at least two filter screen unit is stacked between opposite face Gap, a surface of at least one filter screen unit is provided with protrusion, with reference to Fig. 5, in the phase of filter screen unit 1 and filter screen unit 2 Protrusion is provided opposite to, Fig. 5 protrusions are not shown, and height of projection 0.1mm, protrusion makes between filter screen unit 1 and filter screen unit 2 Gap is 0.1mm.

It can also be and protrusion is respectively provided with two surfaces of filter screen unit 1, but raised height is different, side height of projection For 0.1mm, opposite side height of projection is 0.2mm.It is convex when the 0.1mm on 1 surface of filter screen unit is raised to be contacted with filter screen unit 2 Rising makes gap between filter screen unit 1 and filter screen unit 2 be 0.1mm；When the 0.2mm on 1 surface of filter screen unit is raised and filter screen unit 2 During contact, protrusion makes gap between filter screen unit 1 and filter screen unit 2 be 0.2mm.Pass through the both sides different height of filter screen unit 1 Protrusion is contacted with filter screen unit 2, and then adjusts the size purpose in gap.

It can also be and groove is set on a surface of filter screen unit 1.Groove on filter screen unit 1 filter screen unit 1 with When filter screen unit 2 is stacked, (or the groove on filter screen unit 1 is in two filter screen units for the filter opening for connecting on filter screen unit 2 Not exclusively blocked when being stacked by filter screen unit 2).Different filter openings preferably on groove cross connection filter screen unit 1, and Groove also connects the filter opening on filter screen unit 2 when filter screen unit 1 is stacked with filter screen unit 2.

It can also be and groove is all set on two surfaces of filter screen unit 1, but the depth of groove on two surfaces is different, one Side depth of groove is 0.1mm, and opposite side depth of groove is 0.2mm.When the depth 0.1mm grooves and strainer on 1 surface of filter screen unit When unit 2 contacts, groove makes to form depth 0.1mm gaps between filter screen unit 1 and filter screen unit 2；When 1 surface of filter screen unit 0.2mm grooves when being contacted with filter screen unit 2, groove makes to be formed depth between filter screen unit 1 and filter screen unit 2 between 0.2mm Gap.Contacted by the both sides different depth recess of filter screen unit 1 with filter screen unit 2, and then adjust the size purpose in gap. Squeeze the juice work when, fruit juice is flowed into from the filter opening 3 of filter screen unit 1, passes through the gap 6 of groove, then the filter opening by filter screen unit 2 4 outflows, so that filter opening 3, gap 6 and filter opening 4 form work filter footpath, play the role of filtering.

Can certainly set protrusion on a surface of filter screen unit, another surface sets groove.

Gap adjusting mechanism is set on filter screen unit 1 or filter screen unit 2, and the gap adjusting mechanism fills for distance fine regulation Put, height-adjustable casing or highly different protrusions or different recessed of depth be both provided with two surfaces of filter screen unit Groove.

Distance fine regulation device can be screw hole and the matched screw set on filter screen unit, pass through adjusting screw The distance for screwing in screw hole adjusts the size in the gap between filter screen unit 1 or filter screen unit 2.

Height-adjustable casing can be pipe and the matched inner sleeve pipe set on filter screen unit, pipe Inner surface is threaded, and the outer surface of inner sleeve pipe sets the screw thread to match with pipe, and circle is screwed in by adjusting inner sleeve pipe The distance of pipe adjusts the size in the gap between filter screen unit 1 or filter screen unit 2.

Protrusion on filter screen unit is circle, ellipse, triangle, square or polygon point-like bulge-structure, convex annular The one or more of platform structure, radiation shape bulge-structure or strip projected parts structure (straight, curved, broken line shape), strainer Raised size and shape on unit may be the same or different.

Detachably set between filter screen unit, referring in particular to embodiment two.

Between at least one filter screen unit and juice extractor main body (squeeze the juice chamber or squeezing cylinder) at least two filter screen units It is detachable to set, referring in particular to embodiment two.

Example IV：A kind of filter structure for being used for juice extractor or oil press, including at least two filter screen units, work When, at least two filter screen unit is stacked, and the part of opposite face is complete when at least two filter screen unit is stacked It is complete to be bonded, there is gap between part.

Filter screen unit 1 and structure reference Fig. 1 and the embodiment one of 2 fitting part of filter screen unit；Filter screen unit 1 and strainer list Member 2 has the structure of gap portion with reference to Fig. 5 and embodiment two and embodiment three.

It can also be that three or more filter screen units are stacked, can be to be bonded completely between adjacent screen unit, join According to embodiment one；There can also be gap between adjacent screen unit, with reference to Fig. 5 and embodiment two and embodiment three.

Embodiment five：A kind of filter structure for being used for juice extractor or oil press, including at least two filter screen units, work When, at least two filter screen unit is stacked, and opposite face has gap when at least two filter screen unit is stacked.

With reference to Fig. 7 and Fig. 8, filter opening 3 is set on filter screen unit 1, filter opening 4, filter screen unit 1 and filter are set on filter screen unit 2 There is gap 6 between net unit 2.Set on filter screen unit 2 and block protrusion 7, blocked protrusion and 7 insert in filter opening 3, filter opening 3 with There is gap, which forms work filter opening 5 between blocking raised 7.Squeeze the juice work when, fruit juice is from the filter opening 3 of filter screen unit 1 with hiding The i.e. work filter opening 5 in gap between gear protrusion 7 flows into, and by working, filter opening 5 enters gap 6, is flowed by the filter opening 4 of filter screen unit 2 Go out or directly flowed out by gap 6, so that filter opening 3, work filter opening 5, gap 6 and filter opening 4 form work filter footpath, play filtering Effect.

Filter screen unit is connected with juice extractor main body by modes such as thread fitting, buckle or card slots, or in juice extractor main body The different-diameter boss provided circumferentially about of (squeeze the juice chamber or squeezing cylinder), the filter screen unit card of different-diameter are placed on different boss On.

Embodiment six：A kind of juice extractor, its filter structure such as embodiment one.

Embodiment seven：A kind of juice extractor, its filter structure such as embodiment two.

Embodiment eight：A kind of juice extractor, its filter structure such as embodiment three.

Embodiment nine：A kind of juice extractor, its filter structure such as example IV.

Embodiment ten：A kind of juice extractor, its filter structure such as embodiment five.

Embodiment 11：A kind of centrifugal type juicing machine, the filter structure of the centrifugal type juicing machine include knife screen component and Filter screen unit 2, Fig. 9 are the filter structure of centrifugal type juicing machine.The knife screen component includes horn shape web plate and disc-shape Cutterhead 8, the horn shape web plate on the knife screen component is equivalent to filter screen unit 1.

The filter screen unit 2 is horn shape web plate, and filter screen unit 2 is arranged on the tubaeform of the knife screen component in Fig. 9 The outside of shape web plate, filter screen unit 2 can also be arranged on the inner side of the horn shape web plate of the knife screen component, both sets, which are put, to be set Put.

Connected between knife screen component and filter screen unit 2 by modes such as buckle or card slots.

Knife screen component is connected with the motor shaft for machine host of squeezing the juice by prior arts such as shaft couplings.

Horn shape web plate on the knife screen component and the position relationship between the horn shape web plate of filter screen unit 2 can be with It is bonded completely or there is gap, it is any referring to embodiment one to five.

Embodiment 12：A kind of vertical helical juice extractor, the filter structure of the vertical helical juice extractor include strainer list Member 1 and filter screen unit 2, Figure 10 are the filter structure of vertical helical juice extractor.Filter screen unit 2 described in Figure 10 is arranged on the filter The outside of net unit 1；Filter screen unit 1 and filter screen unit 2 are the web plate of truncated cone-shaped hollow shape, its vertical openings, the net The diameter of plate is gradually reduced from top to bottom；Filter screen unit 1 puts setting with 2 sets of filter screen unit, i.e. filter screen unit 2 is sleeved on strainer Outside unit 1, naturally it is also possible to be that filter screen unit 1 is sleeved on outside filter screen unit 2；2 inner wall of the filter screen unit 1 or filter screen unit is set Concave wall knife.Preferably, the concave wall knife is vertical list structure or the list structure that is obliquely installed, when being provided with concave wall When the filter screen unit of knife is in outside, there are window or gap on the wall of the inner side filter screen unit, so as to be in outer screen Concave wall knife in cell-wall exposes through the window or gap.The filter screen unit 2 can also be arranged on the strainer list The inner side of member 1, i.e., both are that set puts setting.

Filter screen unit 1 and filter screen unit 2 can also be the web plate of cylindrical shape, its vertical openings.

Connected between filter screen unit 1 and filter screen unit 2 by modes such as buckle or card slots.

Filter screen unit 1 or filter screen unit 2 are arranged on the chamber of squeezing the juice of juice extractor by prior art manners such as buckle or card slots It is interior.

The side wall of filter screen unit 1 is equipped with filter opening 3 (not shown in Figure 10), has filter opening 4 on the side wall of filter screen unit 2, filter Level height and filter opening 4 residing for hole 3 is not exactly the same, but filter opening 3 and filter opening 4 have part correspondence to form work filter opening again 5, filter opening 3, work filter opening 5 and filter opening 4 form work filter footpath；Or using filter screen unit center as axis, filter opening 3 and filter opening 4 Residing level angle is not exactly the same and has part correspondence to form work filter opening 5, filter opening 3, work filter opening 5 and filter opening 4 Form work filter footpath.

Also it can also be that the side wall of filter screen unit 1 is equipped with filter opening 3 (not shown in Figure 10), on the side wall of filter screen unit 2 There is filter opening 4, it is partly corresponding between filter opening 3 and filter opening 4 or do not correspond to completely, but between having between filter screen unit 1 and filter screen unit 2 Gap 6, filter opening 3, gap 6 and filter opening 4 form work filter footpath.

The position relationship of filter screen unit 1 and filter screen unit 2 can completely be bonded or have gap, more concrete structure ginsengs See that embodiment one to five is any.

Embodiment 13：A kind of horizontal spiral juice extractor, that is, helical axis of squeezing the juice set spiral for horizontal or level of approximation Juice extractor, the filter structure of the horizontal spiral juice extractor include net unit 1 and filter screen unit 2, and the filter screen unit 2 is arranged on I.e. both put setting for set in the outside or inner side of the filter screen unit 1；Filter screen unit 1 and filter screen unit 2 are that truncated cone-shaped is hollow The web plate of shape, its transverse ends opening；Or filter screen unit 1 and filter screen unit 2 are arc web plate, both are laminated placement.

Filter screen unit 1 and filter screen unit 2 can also be the web plate of cylindrical shape, its transverse ends opening.

The position relationship of filter screen unit 1 and filter screen unit 2 can completely be bonded or have gap, referring to embodiment one to five It is any.

Embodiment 14：A kind of piston type juice extractor, the piston type juice extractor include squeezing cylinder 10, the filter structure Including filter screen unit 1 and filter screen unit 2, Figure 11 is the schematic diagram of piston 9, squeezing cylinder 10 and filter structure, and filter screen unit 1 is one Body is located at the bottom of squeezing cylinder, and the filter screen unit 2 directly takes the inner side for being placed on filter screen unit 1；Filter screen unit 1 and squeezing cylinder 10 It is structure as a whole, filter screen unit 1 and filter screen unit 2 are less than pressure using plane (can also cambered surface) structure, the outside diameter of filter screen unit 2 Squeeze 10 internal diameter of cylinder.

The filter screen unit 1 and the filter screen unit 2 are bonded completely, setting filter opening 3 on filter screen unit 1, on filter screen unit 2 Filter opening 4 is set, and filter opening 3 and filter opening 4 are staggered to form work filter opening 5, referring in particular to embodiment one.

Filter screen unit 1 can also be detachably located in the bottom or lower part of squeezing cylinder 10.

Filter screen unit 2 can also be connected by prior art manners such as screw threads to be arranged on outside filter screen unit 1 or squeezing cylinder 10 Setting is put in side, i.e. both sets.

Embodiment 15：A kind of piston type juice extractor, the piston type juice extractor include squeezing cylinder 10, the filter structure Including filter screen unit 1 and filter screen unit 2, Figure 12 is the schematic diagram of piston 9, squeezing cylinder 10 and filter structure, and filter screen unit 1 is one Body is located at bottom and the lower sidewall of squeezing cylinder, and the bottom of filter screen unit 1 is flat shape.

The bottom of filter screen unit 1 and the inner side of side wall set raised, height of projection 0.2mm.

Filter screen unit 2 uses barrel-like structure, its bottom is flat shape.The outside diameter of filter screen unit 2 is less than 1 side of filter screen unit The internal diameter of wall, the outer radius of filter screen unit 2 are to be less than 0.4mm more than 0.2mm with the difference range of 1 inside radius of filter screen unit, with Just stable gap 6 is formed between filter screen unit 1 and filter screen unit 2.

Filter opening 3 is set on filter screen unit 1, filter opening 4,3 He of filter opening are set on the side wall of 2 barrel-like structure of filter screen unit and bottom Do not corresponded to completely between filter opening 4, there is gap 6 between filter screen unit 1 and filter screen unit 2.Squeeze the juice work when, fruit juice is from filter screen unit 1 filter opening 3 flows into, and is flowed out by gap 6, then by the filter opening 4 of filter screen unit 2, and filter opening 3, gap 6 and filter opening 4 form work Make filter footpath, play the role of filtering, referring in particular to embodiment two and embodiment three.

Filter screen unit 2 can also be arranged on 10 outside of filter screen unit 1 or squeezing cylinder by prior art manners such as screw threads, i.e., Both sets put setting.

Embodiment 16：A kind of piston type juice extractor, the piston type juice extractor include squeezing cylinder 10, the filter structure Including filter screen unit 1 and filter screen unit 2, Figure 13 is the schematic diagram of squeezing cylinder 10 and filter structure.

The bottom of squeezing cylinder 10 is provided with opening 11, and inside flange 12 is set at opening 11.

Filter screen unit 1 is the bottom for being detachably located at squeezing cylinder 10, and filter screen unit 1 and filter screen unit 2 are disc-shape, The outside diameter of filter screen unit 1 and filter screen unit 2 is less than the internal diameter of squeezing cylinder 10 and more than the internal diameter of opening 11, so as to filter screen unit 1 It can stablize to take with filter screen unit 2 and be placed in squeezing cylinder 10.

The radius residing for filter opening 3 on filter screen unit 1 and the radius residing for the filter opening 4 on filter screen unit 2 are not exactly the same, Part is corresponded to form work filter opening 5.

It is also possible that radius phase of the radius residing for filter opening 3 on filter screen unit 1 residing for the filter opening 4 on filter screen unit 2 Together, placed angle θ is different, partly corresponds to form work filter opening 5.

Or can also be, when filter screen unit 1 and filter screen unit 2 are stacked opposite face have gap (filter screen unit 1 or There is protrusion on the opposite face of 2 filter screen units 2).Filter screen unit 1 is provided with some filter openings 3, and filter screen unit 2 is provided with some filter openings 4, do not corresponded to completely between filter opening 3 and filter opening 4, there is gap 6 between filter screen unit 1 and filter screen unit 2.Squeeze the juice work when, fruit juice Flow into from the filter opening 3 of filter screen unit 1, flowed out by gap 6, then by the filter opening 4 of filter screen unit 2, filter opening 3, gap 6 and filter Hole 4 forms work filter footpath, plays the role of filtering.

Filter screen unit 1 and 2 position relationship of filter screen unit can completely be bonded or have gap, more concrete structures referring to Embodiment one to five is any.

The filter structure of the present embodiment is also applied for vacuum cock formula juice extractor.

Embodiment 17：A kind of vacuum cock formula juice extractor, with reference to Figure 14, including squeezing cylinder 10, filter structure L (Figure 14 In be only to illustrate), to connect juice portion 17, piston 9, driven by power telescoping mechanism 15, electric vacuum pump 14 and body 13 (be C in Figure 14 Type frame shape body), suction catheters structure 16, squeezing cylinder 10 is interior to install the piston 9 slided, the outer rim of the piston 9 and institute The inner edge for stating squeezing cylinder 10 fits closely, and the piston 9 divides the squeezing cylinder 10 for the operation room mutually completely cut off and mill room, 9 top surface of piston is indoor positioned at the operation, and 9 bottom surface of piston is located in the mill room；

Squeezing cylinder 10 and described connect between juice portion 17 be removable seal connection structure (can also be integrative-structure), are squeezed Cylinder 10 connects that juice portion 17 is outer (either to squeeze 10 part of cylinder to connect in juice portion 17 or the squeezing cylinder 10 is complete positioned at described positioned at described Portion is connect in juice portion 17 positioned at described), squeezing cylinder 10 forms an airtight cavity with meeting juice portion 17, and operation room is connected with atmospheric environment (or the operation room can also be confined space)；

The bottom for squeezing cylinder 10 sets filter structure L (or 10 side wall of squeezing cylinder sets filter structure L or squeezing cylinder Set with connecing between juice portion described in filter structure L or connect sets in juice portion and set in filter structure L or the squeezing cylinder Filter structure L).

The structural relation squeezed between cylinder 10 and filter structure L is any to embodiment 16 with reference to embodiment 14.

Filter structure L includes at least two filter screen units, and the position relationship between filter screen unit can be bonded or have completely Gap, it is any referring to embodiment one to five.

The driven by power telescoping mechanism 15 includes drive division and pars contractilis, driving of the pars contractilis in the drive division It is lower can be extended or retracted, the drive division be arranged in the body 13 (or be arranged on body, to be partly arranged on operation indoor Or to be provided entirely in operation indoor), pars contractilis is detachably connected with piston 9 (or to be fixedly connected or is only to be pressed on institute State on piston), the movement in squeezing cylinder 10 of (or can also pull) piston 9 is promoted when pars contractilis is flexible, makes the mill room Volume change, when the pars contractilis promotes the piston 9 to move and the squeezing building volume is diminished, the piston 9 squeezes Positioned at it is described squeezing it is indoor treat expressate, the juice squeezed out by the filter structure L enter described in connect in juice portion 17；

The electric vacuum pump 14 be located in the body 13 (or on the body, in the airtight cavity or operation room It is interior), it has bleeding point and gas outlet, and the bleeding point of the electric vacuum pump 14 by suction catheters structure 16 and connects juice Portion 17 connects (can also be that suction catheters structure 16 is connected with airtight cavity), and the gas outlet of electric vacuum pump passes through outlet pipe Connected with atmospheric environment；

Vacuuming structure is constituted based on the electric vacuum pump 14, suction catheters structure 16 etc..

The electric vacuum pump 14 is used to make airtight cavity before piston 9 is squeezed, lives by suction catheters structure 16 When plug 9 is squeezed or piston 9 completes whole stages, any two stage or any one rank in the three phases after squeezing The air in airtight cavity is extracted out in section, the airtight cavity is kept vacuum state.

Embodiment 18：A kind of horizontal spiral oil press, the filter structure of the horizontal spiral oil press include strainer list Member 1 and filter screen unit 2, Figure 15 are the filter structure of horizontal spiral oil press.

2 sets of filter screen unit puts the outside for being arranged on filter screen unit 1 in Figure 15；

Filter screen unit 1 is the press chamber of horizontal spiral oil press, and press chamber has feed inlet 1J, slag notch 1C and fuel-displaced filter opening 3, Horizontal spiral press chamber (not shown in Figure 15) is installed, the fuel-displaced filter opening 3 is located on the side wall of press chamber in press chamber；

Filter screen unit 2 is the hollow web plate for having filter opening, its set, which is put, to be arranged on outside press chamber, is pasted completely between its opposite face Close；There is part to be correspondingly formed work filter opening, the filter opening and work filter between filter opening on filter screen unit 1 and filter screen unit 2 Hole forms work filter footpath；

Or can also be on the side wall of each filter screen unit there is filter opening, and between the filter opening on adjacent screen unit Divide corresponding or do not correspond to completely, there is gap 6 between two filter screen units, the filter opening and the gap 6 form work filter footpath；

Connected and fixed (in order to avoid being moved when oil expression) by modes such as buckle or card slots between two filter screen units.

Filter structure shown in Figure 15 (the vertical use of time) applies also for vertical helical oil press.

Embodiment 19：A kind of screw oil expeller, the filter structure of the screw oil expeller include filter screen unit 1 and strainer Unit 2, Figure 16 are the filter structure of screw oil expeller.

Filter screen unit 1 is the press chamber for being internally provided with hollow shape oil discharge passage 1T, and press chamber is equipped with fuel-displaced filter opening (in Figure 16 It is not shown)；

Filter screen unit 2 is the hollow web plate for having filter opening, its set, which is put, to be arranged in press chamber, is bonded completely between its opposite face Or there is gap；There is part correspondence between filter opening on adjacent screen unit to form work filter opening, the filter opening and work filter Hole forms work filter footpath；

There is filter opening on the side wall of either each filter screen unit, and partly corresponded between the filter opening on adjacent screen unit Or do not correspond to completely, there is gap 6 between at least two filter screen unit, the filter opening and the gap 6 form work filter Footpath.

Embodiment 20：A kind of spiral juice extractor, the filter structure of the spiral juice extractor include at least two strainer lists Member, one of filter screen unit are the press chamber for being internally provided with hollow shape juice passage, and press chamber is equipped with filter opening；Another strainer Unit is the hollow web plate for having filter opening, its set, which is put, to be arranged in press chamber or drain outside, is bonded or has completely between its opposite face Gap；There is part correspondence between filter opening on adjacent screen unit to form work filter opening, the filter opening and work filter opening shape Footpath is filtered into work；There are filter opening, and part between the filter opening on adjacent screen unit on the side wall of either each filter screen unit Correspond to or do not correspond to completely, there is gap between at least two filter screen unit, the filter opening and the gap form work Filter footpath；Connect and fix by modes such as buckle or card slots between two filter screen units.

Compared with prior art, simple in structure, it is reasonable to set, and at least two filter screen units are stacked, to form smaller Work filter opening 5 play the role of filtering, mouthfeel is more preferably fine and smooth；5 area of filter opening that works is smaller, blocks possibility increase；Strainer It is detachably to set between unit 1 and filter screen unit 2, each filter screen unit is respectively washed, and small work filter opening 5 no longer exists, The filter opening 3 and filter opening 4 that need to be only respectively washed on each filter screen unit, the area of the filter opening is relatively large, is readily cleaned；Or strainer There is gap 6 between unit, gap 6 forms work filter footpath, and the smaller mouthfeel in gap is finer and smoother.Clearance gap is smaller, blocks possibility Increase.It is detachably to set between filter screen unit 1 and filter screen unit 2, when cleaning, dismantles filter screen unit 1 and filter screen unit 2, Gap 6 no longer exists, and only need to be respectively washed each filter screen unit, be readily cleaned, overcome the filter on existing juice extractor or oil press The problem of Kong Tai little hardly possible cleanings.

The be staggered shape of the work filter opening 5 to be formed of filter opening on different filter screen units can also be circular, oval The point-like holes such as shape, triangle, square or polygonal hole, or the gap of elongated (straight, curved, broken line shape).

When work filter footpath described in the utility model is that at least two filter screen units are stacked, on different filter screen units Filter opening between be staggered, or with filter opening filter screen unit on filter opening blocked by the component on adjacent screen unit, shape Into the filtering approach to play a role in filtering.Specific is such as to have filter opening 3 on filter screen unit 1, there is filter opening 4 on filter screen unit 2, is filtered Hole 3, filter opening 4 are staggered formed with work filter opening 5, then filter opening 3, filter opening 4 and work filter opening 5 form work filter footpath.Or There is filter opening 3 on filter screen unit 1, have filter opening 4 on filter screen unit 2, between having between filter screen unit 1 and filter screen unit 2 between opposite face Gap 6, then filter opening 3, gap 6 and filter opening 4 just form work filter footpath.The filter footpath that works in a word is exactly briefly in the utility model, The path that edible oil flows through when fruit juice flows through when squeezing the juice path or oil expression.

The example of the utility model is described in detail above, but the content is only the preferable reality of the utility model Apply example, it is impossible to be construed as limiting the scope of the utility model.Equalization made according to the scope of application of this utility model Change and improvement etc., should all still belong within the patent covering scope of the utility model.

Claims

1. a kind of filter structure, including at least two filter screen units, it is characterised in that during work, at least two strainers list Member is stacked, and forms work filter footpath；

It is bonded completely between at least two filter screen units opposite face or there is gap；

Filter opening of the footpath by least two filter screen unit is filtered in the work, and work filter opening is formed；Or by work filter opening Formed；Or by between the filter opening, work filter opening and at least two filter screen unit of at least two filter screen units Gap is formed；Or by the gap shape between the filter opening of at least two filter screen units and at least two filter screen unit Into；Or by least one filter screen unit filter opening, work filter opening and at least two filter screen unit between Gap is formed；

Wherein, the work filter opening is formed by the interlaced setting of filter opening of at least two filter screen units；Or by least one filter Filter opening on net unit is formed with the blocking parts on adjacent screen unit；

Detachably set between at least two filter screen unit；Or at least one filter at least two filter screen unit Detachably set between net unit and juice extractor main body；Or at least one filter screen unit at least two filter screen unit Detachably set between oil press main body.

A kind of 2. filter structure according to claim 1, it is characterised in that the opposite face of at least two filter screen unit Between be stacked：

When being bonded completely：The filter opening of at least two filter screen unit is interlaced to be set to form work filter opening, the filter Hole and work filter opening form work filter footpath；Or

When being bonded completely：There is filter opening at least one filter screen unit, having on adjacent screen unit can be described in partial occlusion There is the component of the filter opening on the filter screen unit of filter opening to form work filter opening, the work filter opening is the filter footpath that works；Or

During with gap：The interlaced setting of filter opening of at least two filter screen unit, the filter opening and the gap Form work filter footpath；Or

During with gap：There is filter opening at least one filter screen unit, having on adjacent screen unit described in can blocking has filter The component of filter opening on the filter screen unit in hole, the gap and filter opening form work filter footpath.

3. according to a kind of any filter structures of claim 1-2, it is characterised in that the work filter footpath includes being not limited to One of following form：

It is stacked between the opposite face of at least two filter screen unit,

1. be bonded completely：The filter opening of at least two filter screen unit is mutually partly corresponded to form work filter opening, described Filter opening and work filter opening form work filter footpath；

2. be bonded completely：There is filter opening at least one filter screen unit, having on adjacent screen unit being capable of partial occlusion institute The component of the filter opening on the filter screen unit of filter opening is stated to form work filter opening, the work filter opening is the filter footpath that works；

3. there is gap：Work filter opening is partly mutually correspondingly formed between the filter opening of at least two filter screen unit, it is described Filter opening, work filter opening and the gap form work filter footpath；

4. there is gap：Do not corresponded to completely between the filter opening of at least two filter screen unit, the filter opening and the gap Form work filter footpath；

5. there is gap：Have filter opening at least one filter screen unit, have on adjacent screen unit can all block or There is the component of the filter opening on the filter screen unit of filter opening described in partial occlusion, the gap and filter opening form work filter footpath；

6. there is filter opening at least one filter screen unit at least two filter screen unit；The interbed of the adjacent screen unit There are part fitting, another part completely that there is gap during folded setting between opposite face；

The portion of filter opening on the filter screen unit of filter opening can be had described in partial occlusion by having on the adjacent screen unit of the fitting part Part forms work filter opening, and the filter opening and work filter opening form the work filter footpath of fitting part；

Having on the adjacent screen unit of the gap portion partial occlusion or can all block the filter screen unit for having filter opening The component of upper filter opening, the filter opening and the gap form the work filter footpath of gap portion；

7. it is designed with filter opening on each filter screen unit at least two filter screen unit；The interbed of the adjacent screen unit There are part fitting, another part completely that there is gap during folded setting between opposite face；

It is to have the part right between the filter opening on filter opening and adjacent screen unit on each filter screen unit of the fitting part Should, to form work filter opening, the filter opening, work filter opening form the work filter footpath of fitting part；

It is part between the filter opening on filter opening and adjacent screen unit on each filter screen unit of the part with gap Work filter opening is correspondingly formed, the filter opening, work filter opening and the gap form the work filter footpath of gap portion；Alternatively, institute It is completely not corresponding to state between the filter opening on each filter screen unit of the part with gap and the filter opening on adjacent screen unit, The filter opening and the gap form the work filter footpath of gap portion.

4. according to a kind of any filter structures of claim 1-2, it is characterised in that at least one filter screen unit is extremely A few surface is provided with raised or groove.

5. a kind of filter structure according to claim 4, it is characterised in that described raised for spot-like projections structure, annular The one or more of boss structure, radiation shape bulge-structure or strip projected parts structure.

6. a kind of filter structure according to claim 4, it is characterised in that the groove on the filter screen unit is at least two The filter opening on adjacent screen unit is connected when a filter screen unit is stacked, or groove on the filter screen unit is at least two Not exclusively blocked when filter screen unit is stacked by adjacent screen unit.

7. a kind of filter structure according to claim 3, it is characterised in that at least one filter screen unit is at least one Surface is provided with raised or groove.

8. according to a kind of any filter structures of claim 1-2, it is characterised in that at least two filter screen unit it Between gap adjusting mechanism is set to adjust the clearance gap between adjacent screen unit.

9. a kind of filter structure according to claim 8, it is characterised in that the gap adjusting mechanism uses having structure One or more：

1. distance fine regulation device；

2. height-adjustable casing；

3. being both provided with protrusion on two surfaces of at least one filter screen unit, and it is arranged on the height of projection of different surfaces It is different；

4. being both provided with groove on two surfaces of at least one filter screen unit, and it is arranged on the depth of groove of different surfaces It is different；

10. a kind of filter structure according to claim 3, it is characterised in that set between at least two filter screen unit Gap adjusting mechanism is put to adjust the clearance gap between adjacent screen unit.

11. a kind of filter structure according to claim 4, it is characterised in that set between at least two filter screen unit Gap adjusting mechanism is put to adjust the clearance gap between adjacent screen unit.

12. a kind of filter structure according to claim 5, it is characterised in that set between at least two filter screen unit Gap adjusting mechanism is put to adjust the clearance gap between adjacent screen unit.

13. a kind of filter structure according to claim 6, it is characterised in that set between at least two filter screen unit Gap adjusting mechanism is put to adjust the clearance gap between adjacent screen unit.

14. a kind of filter structure according to claim 7, it is characterised in that set between at least two filter screen unit Gap adjusting mechanism is put to adjust the clearance gap between adjacent screen unit.

A kind of 15. juice extractor with any filter structures of claim 1-14.

16. a kind of juice extractor according to claim 15, it is characterised in that the juice extractor is centrifugal type juicing machine, stands Formula spiral juice extractor, horizontal spiral juice extractor, spiral juice extractor, piston type juice extractor or vacuum cock formula juice extractor.

A kind of 17. juice extractor according to claim 16, it is characterised in that the filter structure bag of the centrifugal type juicing machine Knife screen component and filter screen unit are included, the knife screen component includes web plate and cutterhead, and the filter screen unit is arranged on the knife net group The outside or inner side of the web plate of part.

A kind of 18. juice extractor according to claim 16, it is characterised in that the filter structure of the vertical helical juice extractor Including at least two filter screen units, the filter screen unit is truncated cone-shaped or cylindrical hollow web plate, vertical openings, the strainer list Set puts setting between member, and at least one filter screen unit inner wall sets concave wall knife.

19. a kind of juice extractor according to claim 16, it is characterised in that the filter screen unit for being provided with concave wall knife is in When outside, there are window or gap on the wall in inner side filter screen unit, so that convex in outer screen cell-wall Wall knife is played through the window or gap to expose；Or it is provided with the filter screen unit of concave wall knife and is in inner side；

20. a kind of juice extractor according to claim 19, it is characterised in that be equipped with each filter screen unit side wall Filter opening, the level height in adjacent screen unit sidewall residing for filter opening is not exactly the same, but the filter opening on adjacent screen unit Between have part correspondence again to form work filter opening, the filter opening and work filter opening form work filter footpath；Or with strainer list First center is axis, and the level angle residing for filter opening on each filter screen unit is not exactly the same and has part correspondence to form work Make filter opening, the filter opening and work filter opening form work filter footpath；There is filter opening on the side wall of either each filter screen unit, and Partly correspond to or do not correspond to completely between filter opening on adjacent screen unit, have gap between at least two filter screen unit, The filter opening and the gap form work filter footpath.

A kind of 21. juice extractor according to claim 16, it is characterised in that the filter structure of the horizontal spiral juice extractor Including at least two filter screen units, the filter screen unit is truncated cone-shaped or cylindrical hollow web plate, its transverse ends opening is described Set puts setting between filter screen unit；Or the filter screen unit is arc web plate, is stacked between the filter screen unit.

22. a kind of juice extractor according to claim 16, it is characterised in that the filter structure of the spiral juice extractor includes At least two filter screen units, one of filter screen unit are the press chamber for being internally provided with hollow shape juice passage, and press chamber is equipped with Filter opening；Another filter screen unit is the hollow web plate for having filter opening, its set, which is put, to be arranged in press chamber or outside press chamber, its opposite face it Between be bonded completely or have gap；There is part correspondence between filter opening on adjacent screen unit to form work filter opening, the filter opening And work filter opening forms work filter footpath；There is filter opening on the side wall of either each filter screen unit, and on adjacent screen unit Filter opening between it is partly corresponding or do not correspond to completely, have gap, the filter opening and institute between at least two filter screen unit State gap and form work filter footpath.

A kind of 23. juice extractor according to claim 16, it is characterised in that the piston type juice extractor includes squeezing cylinder, The filter structure includes at least two filter screen units, and at least one filter screen unit is integrated or is detachably located in squeezing cylinder Bottom, lower part or side wall, set puts setting between the filter screen unit；At least two filter screen unit is stacked using the filter Set puts setting between net unit, and forms work filter footpath.

24. a kind of juice extractor according to claim 23, it is characterised in that at least two filter screen unit, which is overlooked, is Circle, the radius residing for filter opening on each filter screen unit is not exactly the same, and part is corresponded to form work filter opening, institute State filter opening and work filter opening forms work filter footpath；Either, it is circle that at least two filter screen unit, which is overlooked, each filter The radius residing for filter opening on net unit is identical, and angle residing for filter opening is different, and the filter opening part of adjacent screen unit corresponds To form work filter opening, the filter opening and work filter opening form work filter footpath；Either, there is filter on each filter screen unit Hole, completely not corresponding between the filter opening on adjacent screen unit or have part correspondence, at least two filter screen units stacking is set Opposite face has gap when putting, and the filter opening and gap form work filter footpath.

A kind of 25. formula juice extractor according to claim 16, it is characterised in that the strainer of the vacuum cock formula juice extractor Structure includes at least two filter screen units, and at least one filter screen unit is integrated or is detachably located at bottom, the lower part of squeezing cylinder Or side wall, set puts setting between the filter screen unit.

A kind of 26. oil press with any filter structures of claim 1-14.

A kind of 27. oil press according to claim 26, it is characterised in that the oil press for vertical helical oil press, Horizontal spiral oil press, screw oil expeller, piston type oil press or vacuum cock formula oil press.

A kind of 28. oil press according to claim 27, it is characterised in that the strainer knot of the vertical helical oil press Structure includes at least two filter screen units, and one of filter screen unit is press chamber, and the press chamber has feed inlet, slag notch and fuel-displaced Filter opening, is provided with vertical helical press chamber in the press chamber, the fuel-displaced filter opening is located on the side wall of press chamber；Another filter screen unit It is the hollow web plate with filter opening, the hollow web plate set with filter opening, which is put, to be arranged in the press chamber or outside the press chamber, It is bonded completely between its opposite face or has gap；The incomplete phase of level height on the adjacent filter screen unit side wall residing for filter opening Together, but there is part correspondence again to form work filter opening, the filter opening and work between the filter opening on the adjacent screen unit Make filter opening and form work filter footpath；Or using the filter screen unit center as axis, residing for the filter opening on each filter screen unit Level angle it is not exactly the same and have part correspondence to form work filter opening, the filter opening and work filter opening form work filter Footpath；There is filter opening on the side wall of either described each filter screen unit, and partly corresponded between the filter opening on adjacent screen unit Or do not correspond to completely, there is gap between at least two filter screen unit, the filter opening and the gap form work filter footpath.

A kind of 29. oil press according to claim 27, it is characterised in that the filter structure of the horizontal spiral oil press Including at least two filter screen units, one of filter screen unit is press chamber, and the press chamber has feed inlet, slag notch and goes out oily filter Hole, is provided with horizontal spiral press chamber in the press chamber, the fuel-displaced filter opening is located on the side wall of press chamber；Another filter screen unit is Hollow web plate with filter opening, the hollow web plate set with filter opening, which is put, to be arranged in the press chamber or outside the press chamber, its It is bonded completely between opposite face or has gap；There is part correspondence between filter opening on the adjacent filter screen unit to form work filter Hole, the filter opening and work filter opening form work filter footpath；Or using the filter screen unit center as axis, each strainer The angle residing for filter opening on unit is not exactly the same and has part correspondence to form work filter opening, the filter opening and work filter Hole forms work filter footpath；There is filter opening on the side wall of either each filter screen unit, and on the adjacent filter screen unit It is partly corresponding or do not correspond to completely between filter opening, there is gap between at least two filter screen unit, the filter opening and described Gap forms work filter footpath.

30. a kind of oil press according to claim 27, it is characterised in that the filter structure of the screw oil expeller includes At least two filter screen units, one of filter screen unit are the press chamber for being internally provided with hollow shape oil discharge passage, in the press chamber Equipped with fuel-displaced filter opening；Another filter screen unit is the hollow web plate for having filter opening, and the hollow web plate set with filter opening, which is put, to be set Put in press chamber or outside press chamber, be bonded completely between its opposite face or have gap；Between filter opening on the adjacent filter screen unit There is part correspondence to form work filter opening, the filter opening and work filter opening form work filter footpath；Either each strainer There is filter opening on the side wall of unit, and partly correspond to or do not correspond to completely between the filter opening on the adjacent filter screen unit, it is described There is gap between at least two filter screen units, the filter opening and the gap form work filter footpath.

A kind of 31. oil press according to claim 27, it is characterised in that the piston type oil press includes squeezing cylinder, The filter structure includes at least two filter screen units, and at least one filter screen unit is integrated or is detachably located in squeezing cylinder Bottom, lower part or side wall, set puts setting between the filter screen unit.

32. a kind of oil press according to claim 31, it is characterised in that at least two filter screen unit, which is overlooked, is Circle, each the radius residing for the filter opening on the filter screen unit is not exactly the same, and part is corresponded to form work filter Hole, the filter opening and work filter opening form work filter footpath；Either, it is circle that at least two filter screen unit, which is overlooked, The radius residing for filter opening on each filter screen unit is identical, and angle residing for filter opening is different, the filter opening portion of the adjacent filter screen unit Divide and correspond to form work filter opening, the filter opening and work filter opening form work filter footpath；Either, each strainer There is filter opening on unit, completely not corresponding between the filter opening on adjacent screen unit or have part correspondence, at least two filter Opposite face has gap when net unit is stacked, and the filter opening and gap form work filter footpath.

A kind of 33. oil press according to claim 27, it is characterised in that the strainer knot of the vacuum cock formula oil press Structure includes at least two filter screen units, at least one filter screen unit be integrated or be detachably located at the bottom of squeezing cylinder, lower part or Side wall, set puts setting between the filter screen unit.