CN112590280A - Oil pressing system - Google Patents

Abstract

The invention discloses an oil pressing system, which comprises an oil press and an oil filter matched with the oil press; the oil press is configured to include: a pressing bar type pressing cage for realizing pressing operation; the feeding unit is matched with the feeding end and the discharging end of the squeezing cage respectively to form feeding and squeezing circulation; the oil filter is configured to include: the power output end of the motor is detachably provided with a secondary filtering component; and the shell is used for encapsulating the motor and the secondary filtering component. Compared with the prior art, the oil pressing system provided by the invention has the advantages that the oil pressing and filtering are integrated, the filtering effect is better, the filtering speed is better, and the finished oil is clearer.

Description

Oil pressing system

Technical Field

The invention relates to a grain and oil production system, in particular to an oil pressing system used in grain and oil processing.

Background

After the existing oil press finishes the pressing process, no matter what equipment is adopted, the oil of the existing oil press comprises the material residues, and the residue containing rate of the released oil is different according to different oil press equipment and different models, so that the oil filter equipment matched with the oil press is required to be adopted to filter the oil, and the oil product meets the edible requirement.

The existing oil press usually carries out filtering treatment on oil separated from an oil discharge plate by arranging positive pressure or negative pressure oil filtering equipment on a matched position of the oil discharge plate, so that the brightness of an oil product is better, but in the continuous oil filtering process, a positive pressure or negative pressure mode is adopted, a filter screen needs to be scraped from time to time, so that the filtering effect is not influenced, the process usually can cause unreliable separation of slag materials and cleaning oil, the slag materials can be mixed into the filtered oil to influence the quality of the oil product, the filtering mode is passive filtering, the filtering speed is influenced by factors such as whether the filter screen is blocked or not, the oil content in the filtered slag materials is still high, secondary treatment needs to be carried out on the slag materials, later storage and utilization are not facilitated, meanwhile, only one oil storage equipment is usually arranged, continuous processing of the equipment is not facilitated, and shutdown operation is needed when filter cloth is replaced, affecting the continuity of the operation of the equipment.

Disclosure of Invention

An object of the present invention is to solve at least the above problems and/or disadvantages and to provide at least the advantages described hereinafter.

To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided an oil press system including an oil press and an oil filter coupled thereto;

the oil press is configured to include:

a pressing bar type pressing cage for realizing pressing operation;

the feeding unit is matched with the feeding end and the discharging end of the squeezing cage respectively to form feeding and squeezing circulation;

the oil filter is configured to include:

the power output end of the motor is detachably provided with a secondary filtering component;

the shell is used for packaging the motor and the secondary filtering component;

the oil receiving mechanism is arranged right below the squeezing cage and matched with the squeezing cage, and an oil outlet is formed in one side of the oil receiving mechanism matched with the oil storage mechanism;

the shell is detachably provided with a cover body, and an oil inlet hopper matched with an oil outlet of the oil press is arranged on the cover body;

the casing lower extreme is provided with the play oil pipe with second grade filtering component matched with, and it is configured as the oil storage mechanism intercommunication on with the oil press, and is provided with the matched with valve on the play oil pipe.

Preferably, the cage is configured to include: the horizontal screw press shaft is provided with an electric heating mechanism at one side matched with the feeding end;

a barrel matched with the screw press shaft to realize the pressing effect;

wherein, the discharge hole arranged at the output end of the barrel is communicated with the feeding hopper of the feeding unit through the matched feeding mechanism;

the first crushing cutter rotating along with the rotation is arranged at the position of the screw pressing shaft matched with the discharge hole, and the second crushing cutter is oppositely arranged at the position of the barrel matched with the first crushing cutter;

the first and second crushing knives are each configured to include:

the annular cutter holder with the gap is provided with connecting lugs which are matched with each other in an extending way at the gap;

a plurality of L-shaped blades respectively arranged on one side of the annular cutter holder;

wherein, each connecting lug is provided with a first fixing hole which is matched with the connecting lug so as to realize the connection with the pressing screw shaft and the pressing chamber through a fixing mechanism which is matched with the connecting lug;

the L-shaped blades on the first crushing knife and the second crushing knife are in lap joint structures at intervals of a preset distance.

Preferably, the screw shaft is configured to comprise, from the inlet end to the outlet end: the device comprises a material pushing section, a pre-pressing end, a pressure releasing section and a strong pressing section, wherein a retainer ring is arranged on one side of a pressing screw shaft matched with the material feeding end, a cake supporting section is arranged on one side of the pressing screw shaft matched with the material discharging end, and a conical surface structure is configured on one side of the pressing screw shaft matched with a barrel;

wherein, a plurality of spiral pushing teeth are arranged on the pushing section;

the pre-pressing section, the pressure relief section and the strong pressure section are respectively provided with a plurality of first squeezing teeth, second squeezing teeth and third squeezing teeth which are spirally arranged and provide low pressure, medium pressure and strong pressure, and a first preset distance, a second preset distance and a third preset distance are arranged between each first squeezing tooth, each second squeezing tooth and each third squeezing tooth and the barrel.

Preferably, the barrel is configured to at least comprise a front-section barrel ring, a middle-section barrel ring and a rear-section barrel ring which are matched with the material pushing section, the pre-pressing end, the pressure relief section and the strong pressure section;

a cake discharging ring matched with the cake supporting section is arranged on one side of the rear-section cake pressing ring, and the second crushed cake is connected with the rear-section cake pressing ring through a pressing bolt and a pressing nut which are matched with each other;

each section of the pressing ring is respectively defined by a first pressing strip, a second pressing strip, a third pressing strip and a fourth pressing strip which are adjacent to each other in a ring shape in space and are limited by the matched pressing rings;

the first squeezing strip, the second squeezing strip, the third squeezing strip and the fourth squeezing strip are all configured to be rectangular structures, chamfers are arranged at the corners of the second squeezing strip and the fourth squeezing strip in the longitudinal direction, the angle of the chamfer close to one side of the barrel is configured to be larger than the angle of the chamfer at the other side, and the notch groove of the arc-shaped structure is arranged on one side of the fourth squeezing strip facing the barrel.

Preferably, the feeding unit is configured to include:

a feeding hopper matched with the discharge end of the pressing cage;

the conveying assembly is matched with the feeding hopper to realize fixed-point conveying of materials;

the discharging component is matched with the transmission component to convey the materials to the feeding end of the pressing cage;

wherein the transmission component is configured to include:

the first transmission screw rod is connected with the first power mechanism through a first transmission mechanism matched with the first transmission screw rod;

the second conveying screw rod is used for realizing vertical lifting of the material and is connected with a second power mechanism through a second transmission mechanism matched with the second transmission mechanism;

the L-shaped shell is used for encapsulating the first conveying screw and the second conveying screw;

the inverted Y-shaped material distributing mechanism is communicated with the discharge side of the shell, and a material distributing plate is pivoted at the bifurcation part of the inverted Y-shaped material distributing mechanism;

one end of the material distributing plate is connected with the first electric push rod, so that a material outlet and a cake outlet which are matched with the material discharging assembly and the material slag collecting device are respectively formed at two free ends of the material distributing mechanism.

Preferably, the outfeed assembly is configured to include:

a temporary storage hopper matched with the discharge port;

the hopper is matched with the temporary storage hopper in a vertical space, and a material stirring mechanism for conveying materials to the barrel is arranged in the hopper;

the bottom of the temporary storage hopper is provided with an inclined part, and the inclined part is provided with a material baffle plate in a sliding manner through a sliding chute, a sliding rail and/or a roller which are matched with each other;

a second electric push rod connected with the striker plate is arranged on the outer side of the temporary storage hopper;

the stirring mechanism is configured to include:

the upper end of the rotating shaft is provided with a kick-out device for stirring and stirring materials, and the lower end of the rotating shaft is provided with a pressing spiral sheet which is matched with the feeding end of the pressing cage to realize forced feeding.

Preferably, the secondary filter assembly is configured to include:

the stepped chassis is connected with a power output shaft of the motor;

a limiting disk concentric with the base disk but of smaller diameter than the base disk;

the edges of the limiting disc and the bottom disc are provided with upward extending sections, a plurality of framework sets extend upwards in the circumferential direction, and conical parts for the filtering layer set to pass through or limit are respectively arranged on the framework sets;

and the filtering layer groups are respectively arranged at the outer side or the inner side of the framework set.

Preferably, the filtration layer group is configured to include:

the filter cloth is matched with the chassis;

the special-shaped filter layer with holes is matched with the limiting disc;

wherein the filter layer is configured to include:

the metal filter screens are arranged on the limiting disc and matched with the inner sides of the skeleton sets, and arc-shaped or conical filter parts matched with the adjacent skeletons are arranged between the adjacent skeletons;

the metal filter screen is fixed through a plurality of arc fixed parts matched with the upper end and the lower end of each framework set, the framework sets are provided with third fixed holes matched with the arc fixed parts, and the arc fixed parts are provided with fixed columns matched with the third fixed holes.

Preferably, the cover body is provided with a connector which can be quickly connected with an external air pipe;

the side wall of the top of the cover body is provided with a coil pipe communicated with the interface, and a plurality of air passing holes are formed in the coil pipe.

The framework set of the limiting disc is provided with at least one silica gel brush which is in contact with the filter cloth layer.

Preferably, the oil receiving mechanism is configured to include:

the oil distribution hopper is used for storing oil, and the inner side wall of the oil distribution hopper is configured into a spiral structure;

the oil receiving plate is matched with the oil outlet side of the pressing cage, an arc-shaped contraction part is arranged on one side matched with the open part of the oil distributing bucket, and the oil receiving plate is spatially configured to be inclined;

the oil outlet end of the oil distribution hopper is rotatably provided with a special-shaped oil distribution pipe which is matched with the oil inlet hopper in space, and the oil distribution pipe is provided with a matched valve;

wherein, divide and then connect through the bearing between oil pipe and the oil outlet end.

The invention at least comprises the following beneficial effects: firstly, the oil extraction and oil filtration are integrally designed, meanwhile, the oil filtration equipment is structurally improved, so that the oil extraction and oil filtration equipment has a better filtration effect compared with the existing vacuum suction oil filtration, and meanwhile, the oil separation disc can adapt to the scene of filter cloth replacement, so that the equipment can continuously run, the continuity and completeness of equipment processing are ensured, and the processing efficiency is improved.

Secondly, the structure of the oil filter is designed, so that the oil filter has two oil filtering effects of a passive type and an active type compared with the conventional oil filtering mode, the oil filtering modes are obviously different, the oil filtering effect and the oil filtering efficiency can be effectively improved compared with the prior art, the oil filter can be adaptively applied to the matched oil filtering process of large and small oil presses, the clear brightness of oil products after oil filtering can be improved by more than 20%, and the oil filtering speed is improved by more than 30%.

Thirdly, the oil filtering assembly is limited in a second stage, so that compared with the prior art, the slag of the oil filtering assembly is classified according to the particle size, the controllability of the amount of the slag at each layer is good, the cleaning time during the oil filtering process can be obviously reduced, the oil content of the slag is obviously reduced under the action of centrifugal filtration, the oil content can be controlled to be about 13 percent, the later storage and utilization are convenient, and meanwhile, the slag cannot fall into the oil product during the process, and the pollution and the influence on the oil product cannot be caused.

Fourthly, the structure and the working mode of the oil filtering assembly are limited, so that material slag can fall in a lump as required during filtering, the adhesion to a filtering layer is obviously reduced, the filtering influence degree is obviously reduced, and the continuous use of the equipment can be obviously increased.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

FIG. 1 is a schematic diagram of an oil filter according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of an oil press according to an embodiment of the present invention;

FIG. 3 is a partial schematic view of the barrel cooperating with the barrel shaft in an embodiment of the present invention;

FIG. 4 is a schematic view of the construction of a screw shaft according to an embodiment of the present invention;

FIG. 5 is a schematic view of the barrel according to an embodiment of the present invention;

FIG. 6 is a schematic cross-sectional view of the barrel according to an embodiment of the present invention;

FIG. 7 is a schematic side view of a first press bar according to an embodiment of the present invention;

FIG. 8 is a schematic side view of a third or fourth press bar in accordance with an embodiment of the present invention;

FIG. 9 is a schematic cross-sectional view of a fourth press bar according to an embodiment of the present invention;

FIG. 10 is a schematic view of the feed unit according to an embodiment of the present invention;

FIG. 11 is a schematic view of a partial cross-sectional structure of a feed unit according to an embodiment of the present invention;

FIG. 12 is a schematic cross-sectional view of an embodiment of an outfeed assembly of the present invention;

FIG. 13 is a schematic view showing the external structure of an oil filter according to an embodiment of the present invention;

FIG. 14 is a schematic cross-sectional view of an oil filter according to an embodiment of the present invention;

FIG. 15 is a schematic cross-sectional view of a limiting plate cooperating with a filter screen in accordance with an embodiment of the present invention;

fig. 16 is a schematic structural diagram of an oil receiving mechanism according to an embodiment of the present invention.

Detailed Description

The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.

It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

It is to be understood that in the description of the present invention, the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are used only for convenience in describing the present invention and for simplification of the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise specifically stated or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are used in a broad sense, and for example, "connected" may be a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements.

Fig. 1-2 and 13 show an oil press system implementation form according to the present invention, which includes an oil press 1 and an oil filter 2 matched with the oil press, and is used for implementing a pressing and filtering mode for a piece of equipment through the matching of the oil press and the oil filter, and the filtering effect can meet the requirements of oil pressing and oil filtering of different oil presses, and the filtering effect is matched with the oil pressing rate, so that the work of the oil press system has better continuity;

the oil press is configured to include:

the strip pressing cage 3 for realizing pressing operation adopts the design of a strip pressing structure, so that the oil pressing effect is better;

the feeding unit 3 is used for horizontally conveying and vertically conveying the materials from the hopper through the feeding unit to lift the height of the materials after the materials enter the hopper, so that the height of the materials can be matched with the height position of the feeding end of the squeezing cage, and meanwhile, the primarily squeezed cake materials are conveyed again through the discharging end, so that the cake materials can be secondarily squeezed, and the use requirements of raw squeezing processing are met;

the oil filter is configured to include:

the motor 4, its power take off end has two-stage filter assemblies 5 in a detachable way, in this kind of structure, through setting up the two-stage to the filter assembly, make its material dreg locate at different layers separately according to its size, can be apparent to the material dreg blocking situation on every layer of filter equipment, the oil after filtering can be promoted effectively in the clarity at the same time, adopt the detachable way at the same time, can realize the quick separation with the power take off end of the motor with the two-stage filter assembly, clear up the material dreg on it, can go on through the high-pressure squirt in this cleaning process, and then guarantee cleaning effect and cleaning speed, can set up two groups of two-stage filter assemblies as required at the same time, change another pair to filter directly when a group takes out, guarantee the continuity of filtration, and can adopt the way of drying naturally or oven drying to get rid of the surface moisture to the abluent filter assembly, thereby ensuring the stability of the quality of the filtered oil product;

the shell 6 is used for encapsulating the motor and the secondary filtering component, is used for encapsulating equipment, prevents pollution of an external environment to oil products, and can limit and output the filtered oil products;

in the structure, the oil output from the squeezing cage is guided by the oil receiving mechanism, so that the oil can smoothly flow to the secondary filtering component, and the whole oil processing process of the equipment is further completed;

the cover body 9 is detachably arranged on the shell, and the oil inlet hopper 10 matched with an oil outlet of the oil press is arranged on the cover body;

the lower end of the shell is provided with an oil outlet pipe 11 matched with the secondary filtering component, the oil outlet pipe is used for outputting oil filtered out from the secondary filtering component to the outside so as to ensure the continuity of the filter, the oil outlet pipe is configured to be communicated with an oil storage mechanism on the oil press, a matched valve is arranged on the oil outlet pipe and is used for sealing the oil outlet pipe when the oil storage mechanism needs to be replaced, in the scheme, the integration is better by limiting the structures of all parts in the equipment, the single press can be changed into a press (press) filter (oil) and material conveying combined machine, the machine has compact structure and small occupied area, the labor intensity of a user is greatly reduced, meanwhile, the equipment of the scheme is a high-speed pancake type and cold and hot dual-purpose oil press, and is particularly suitable for low-temperature pressing of various plant oil materials such as rapeseeds, cottonseed, soybean, groundnut, linseed, sunflower seeds and the like, the nutritional ingredients of the vegetable oil are retained, the oil product is clear and not turbid, the subsequent treatment processes such as filtration and refining are facilitated, the pure color and taste of the oil product are ensured, the oil product does not overflow, and the green and environment-friendly edible oil is produced; under the rotation of the motor, the secondary filter component rotates along with the rotation, and the oil input from the oil inlet hopper is thrown to the side wall of the secondary filter component under the centrifugal effect, so that the separation of oil and material residues is realized, compared with positive pressure and negative pressure type filtering in the prior art, the filtering effect and the speed are obviously improved compared with the working mode in the prior art, the power of the motor and the size of the secondary filter component can be limited, the filter operation of a household oil press is adapted, the power can be amplified and matched with the existing filter residue, the linkage of squeezing and filtering is realized, compared with the positive pressure and negative pressure type filtering in the prior art, the cleaning frequency of the filter residue can be obviously reduced, and the oil product cleaning degree and the filtering speed are obviously improved.

2-3, in another example, the cage is configured to include:

the horizontal type squeezing screw shaft 12 is provided with an electric heating mechanism on one side matched with a feeding end, input materials are conveyed in a rotating mode, meanwhile, a barrel structure is matched in the conveying process, oil is squeezed from the materials, the electric heating mechanism is arranged at one end of the squeezing screw shaft, the electric heating mechanism is used for heating the materials when the materials enter the squeezing screw shaft to convey the materials and is limited by a gap between the squeezing screw shaft and the barrel, the quantity of conveyed materials is effectively limited, the heating of the materials can be completed in short-distance conveying, the heat can be controlled below 60 degrees, the oil outlet effect of the materials is guaranteed, the output oil quantity can be improved, and the processing speed of the materials can be effectively guaranteed;

the barrel 13 is matched with the screw pressing shaft to realize the pressing effect, and has the functions of limiting materials and pressing the materials under the action of the screw pressing shaft so that the materials can quickly produce oil;

the discharge hole arranged at the output end of the barrel is communicated with a feeding hopper of the feeding unit through a feeding mechanism 14 matched with the discharge hole, and in the structure, slag materials output by the pressing screw shaft are output to the feeding hopper through the action of the feeding mechanism, so that secondary circular pressing is realized;

the first crushing cutter 15 rotating along with the rotation is arranged at the position of the pressing screw shaft matched with the discharge port, the second crushing cutter 16 which is static is oppositely arranged at the position of the pressing chamber matched with the first crushing cutter, and in the structure, the large-sized output material slag is crushed by the two crushing cutters which are oppositely arranged, so that the quantity of oil blocks which are circularly output at the later period is controllable, and the better effect of circular pressing at the later period is ensured;

the first and second crushing knives are each configured to include:

the annular knife holder 17 with the notch is provided with the connecting lugs 18 which are matched with each other in an extending mode, the first crushing knife and the second crushing knife can be easily arranged on the screw pressing shaft through the design of the connecting lugs in the structure, the connecting lugs are used for enabling the knives to be connected with the screw pressing shaft, the knife holder can be arranged into a plurality of arc-shaped structures according to use requirements, and then the annular structures are formed in space through the arc-shaped structures, so that material residues are crushed through the action of the L-shaped blades in the rotating process of the screw pressing shaft;

the L-shaped blades 19 are respectively arranged on one side of the annular cutter holder, each blade and the cutter holder can be integrally formed and can also be arranged in a welding mode, in actual operation, the structure of the blades and the structure of the cutting edges can be improved, so that the crushing effect meets the crushing requirement, if the blades are arranged in a wavy mode or the surfaces of the blades are arranged in corrugated grooves, the crushing effect meets the use requirement, meanwhile, due to the structure of the corrugated grooves, guide grooves can be formed in space, materials are guided in the crushing process, slag does not fly in the crushing process, the stability of the materials in equipment is good, after the crushing effect meets the requirement, no slag is accumulated, no slag returns, and the continuity of material squeezing is guaranteed;

the structure is characterized in that the connecting lugs are respectively provided with a first fixing hole 20 which is matched with the connecting lugs so as to realize the connection with the pressing screw shaft and the pressing chamber through a matched fixing mechanism, and in the structure, the crushing cutters are arranged on the pressing screw shaft through the first fixing holes so as to ensure the matching stability between structural components;

each L-shaped blade on the first crushing knife and the second crushing knife forms a lap joint structure in space in a mode of spacing a preset distance, in the structure, one knife is in a static state, the other knife is in a rotating state, and through the lap joint structure of the blades in the equipment, which is similar in space, the two blades are in a crushing process in space, the two blades do not influence each other, and can interact and interfere with each other in work, the mutual supplement can meet the effective crushing effect, meanwhile, the flying material of the material slag in work is reduced, meanwhile, compared with the existing equipment, the thin cake material slag can be effectively crushed, and the crushing effect is better.

In another example, as shown in fig. 4, the screw shaft is configured to comprise, from an inlet end to an outlet end:

a material pushing section 21, a pre-pressing end 22, a pressure relief section 23 and a strong pressure section 24, wherein a retainer ring 22 is arranged on one side of the pressing screw shaft matched with the material inlet end, a cake supporting section 23 is arranged on one side of the pressing screw shaft matched with the material outlet end, one side of the barrel is provided with a conical surface structure, in the structure, the material entering the squeezing screw shaft is pushed by the action of the material pushing end, so that the material can be smoothly squeezed, the entering amount of the material is limited, and simultaneously, under the action of the pre-pressing section, the material is pre-pressed for the second time by adopting low pressure, and is further blended between the high pressure and the low pressure by the action of the pressure relief section to complete the pressure relief operation and ensure the continuity of the material in the conveying process, the strong pressure section is used for carrying out strong pressure on the material, the thickness of the discharged material is limited, and the oil quantity in the material can be effectively extruded;

the material pushing section is provided with a plurality of spiral pushing teeth 24, the spiral pushing teeth are used for pushing materials, the pushing teeth are used for spirally pushing the materials, and the materials can be crushed for the first time;

the prepressing section, the pressure relief section and the strong pressure section are respectively provided with a plurality of first squeezing teeth 25, second squeezing teeth 26 and third squeezing teeth 27 which are spirally arranged and provide low pressure, medium pressure and strong pressure, and the first squeezing teeth, the second squeezing teeth and the third squeezing teeth are respectively provided with a first preset distance, a second preset distance and a third preset distance from the barrel;

the pitch and the depth of the first press tooth are respectively configured as follows: 55mm and 20 mm;

the pitch and the depth of the second press tooth are respectively configured as follows: 50mm, 5 mm;

the pitch and the depth of the third press tooth are respectively configured as follows: 45mm, 2.5 mm. The screw pitch, the spiral shell depth through squeezing the tooth to each section are injectd in this kind of structure, and then make equipment at the overall process that squeezes, through the design to equipment structure for it can cooperate with the processing of equipment, and then guarantees that equipment can be processed in the segmentation to the processing of material in the use, and the segmentation is squeezed and is injectd, guarantees that the output thickness of material is controllable, squeezes the effect better.

In another example, as shown in fig. 5-9, the barrel is configured to include at least a front-stage strip-squeezing ring 28, a middle-stage strip-squeezing ring 29 and a rear-stage strip-squeezing ring 30 which are matched with a material-pushing section, a pre-pressing end, a pressure-releasing section and a strong-pressing section, in this structure, the interference between each section and the material is controllable through the strip-squeezing ring matched with each section of the pressing screw shaft, and the processing effect of the barrel is ensured to meet the use requirement;

the cake discharging ring 31 matched with the cake propping section is arranged on one side of the rear-section cake pressing ring, the second crushed cake is connected with the rear-section cake pressing ring through a compression bolt and a compression nut which are matched, and the design of the cake discharging ring in the structure enables the material slag output from the high-pressure section to be smoothly output;

each section of strip pressing ring is respectively formed by a first strip pressing ring 32, a second strip pressing ring 33, a third strip pressing ring 34 and a fourth strip pressing ring 35 which are adjacent to each other and are spatially arranged into a ring shape so as to be limited by the matched strip pressing rings, in the structure, through the arrangement of different strip pressing rings, if the front section of strip pressing ring is arranged by adopting the first strip pressing ring, the second strip pressing ring and the fourth strip pressing ring, 12 pieces of first strip pressing rings, 8 pieces of second strip pressing rings and 4 pieces of fourth strip pressing rings are respectively arranged by adopting the second strip pressing rings, the third strip pressing rings and the fourth strip pressing rings in space, wherein 8 pieces of second strip pressing rings, 12 pieces of third strip pressing rings and 4 pieces of fourth strip pressing rings;

the first press strip, the second press strip, the third press strip and the fourth press strip are all configured to be rectangular structures, chamfers 36 are arranged at the corners of the second press strip and the fourth press strip which extend longitudinally, the chamfer angle at one side close to the press chamber is configured to be larger than the chamfer angle at the other side, a notch groove 37 (circular notch) with an arc structure is arranged at one side facing the press chamber of the fourth press strip, the working surface at the inner side of the fourth press strip is provided with a circular notch, 4 press strips are uniformly distributed on the circumference at intervals of 90 degrees so as to increase the friction between the material and the press chamber, the material is pushed smoothly, the material is not slipped and remained when the press strip moves in the press chamber, the press strip is not wrapped by the material, in the structure, the press strips are all configured to be rectangular structures which are arranged in space to be annular structures, the gaps between the press strips and the press strips can be used as oil to output outwards, and at least one matched oil line 38 can be arranged on each press strip longitudinally according to needs, in actual operation, the oil line of the first pressed strip is deep, the oil line of the third pressed strip is shallow, the angles of the second pressed strip are chamfered respectively, the chamfer size can be controlled to be large on one side and small on the other side, the third pressed strip can be adjusted according to needs in actual operation, namely the other side can be replaced after being worn, the service life of the equipment is prolonged, the structure of each pressed strip is limited in the process, the contact area of the material and a pressing ring is increased in the using process of the equipment, the service life is prevented from being influenced by abrasion, the pressing effect is better, the pressing chamber and the pressing screw shaft are turned over to be used for the second time under the condition of small chamfer abrasion, the service life of the pressing chamber and the pressing screw shaft is prolonged, and through experiments, the matching structure of the pressing chamber and the pressing screw shaft can obviously improve the slag content and the oil yield compared with the prior art, and the concrete table shows that:

equipment structure	Slag content in oil	Oil yield
			Existing squeezing ring type	5％	33-35％
Strip pressing type	2.5％-3％	36-39％

As shown in fig. 10-11, in another example, the feed unit is configured to include:

the feeding hopper 39 is matched with the feeding end of the pressing cage and is used for conveying materials into equipment, and the materials can be conveyed quantitatively in actual operation so as to realize the effect of circular feeding and circular pressing;

the conveying assembly 40 is matched with the feeding hopper to realize fixed-point conveying of materials and is used for conveying the materials of the feeding hopper;

the discharging component 41 is matched with the transmission component to convey the materials to the feeding end of the pressing cage and is used for transferring and outputting the materials to the pressing cage;

wherein the transmission component is configured to include:

a first transmission screw 42 for realizing horizontal material transmission, which is connected with a first power mechanism 43 through a first transmission mechanism matched with the first transmission screw;

the second conveying screw 44 is used for realizing vertical lifting of the material and is connected with a second power mechanism 45 through a second transmission mechanism matched with the second transmission mechanism;

an L-shaped housing 46 for enclosing the first and second conveyor screws, wherein the first conveyor screw horizontally conveys the material, and an observation window 47 is disposed at one end of the housing in actual operation, while in actual use, although the first screw is rotated to horizontally convey the material theoretically and the material is prevented from falling into the housing, in actual use, the rotation speed of the first screw must be controlled to ensure that the material can be conveyed at a high speed, and the material is accumulated at the intersection of the first screw and the second screw, so the observation window can be arranged in a gate-type structure, so the interior of the housing is cylindrical, and the interference of the interior of the housing with the material is reduced, so the horizontal section or the vertical section of the housing can be respectively arranged in a rotatable structure, the rotating direction of the screw rod is set to be opposite to that of each screw rod, so that the interference in the material conveying process is reduced, and meanwhile, the materials falling into the shell can be ensured to rotate and rise to the first screw rod from the bottom of the shell, and the first screw rod and the second screw rod can be mutually complemented in space;

the inverted Y-shaped material distribution mechanism 48 is communicated with the discharge side of the shell, a material distribution plate 49 is pivoted at the bifurcation of the inverted Y-shaped material distribution mechanism, one side of the Y-shaped material distribution mechanism is blocked under the action of the material distribution plate, so that a discharge port channel on one side of the pressing cage is in an open state, the continuous feeding of the pressing cage is further realized, after one-time to three-time pressing is finished, the other side of the pressing cage is blocked through the material distribution plate, a cake outlet in the device is in an open state, the length of the cake outlet is properly prolonged, and oil cakes are conveyed through a cloth bag type cake conveying mechanism arranged on the cake outlet to finish oil pressing operation in one period;

one end of the material distributing plate is connected with a first electric push rod 50, so that a material outlet 51 and a cake outlet 52 which are matched with a material outlet component and a material residue collecting device are respectively constructed at two free ends of the material distributing mechanism, in the structure, the material feeding and cake discharging working states of the equipment are mainly switched under the action of the first electric push rod, so that the periodic processing requirements in equipment processing are met, under the structure, in order to meet the linkage property of the equipment, the material feeding device of the equipment can feed materials at regular time, namely after each period of oil pressing operation is completed, quantitative materials are fed through the material feeding device, the pressing effect is guaranteed, the linkage property of the equipment working is guaranteed, a preset time can be arranged between the material distributing plate and the material feeding device, so that the cake materials are smoothly and completely discharged, and the linkage control property of all parts in the equipment is guaranteed.

As shown in fig. 2, 12, in another example, the outfeed assembly is configured to include:

the temporary storage hopper 53 is matched with the discharge port and is used for temporarily storing materials so as to ensure that the materials meet the use requirements during working and ensure the matching continuity of all parts;

a hopper 54 matched with the temporary storage hopper in a vertical space is internally provided with a material stirring mechanism 55 for conveying materials to the barrel, so that the materials in the temporary storage hopper can be conveyed downwards in order under the action of rotation, and meanwhile, because the structure of the temporary storage hopper is in a conical structure in space, namely the upper part is large and the lower part is small, the conveying effect of the materials possibly cannot meet the processing requirement under the gravity of the materials, so that the interference of the materials in the closed space due to the gravity and the small outlet is reduced through stirring, and the conveying effect is ensured;

the bottom of the temporary storage hopper is provided with an inclined part, the inclined part is provided with a material baffle plate 56 in a sliding manner through a sliding chute, a sliding rail and/or a roller which are matched with each other, the function of the material baffle plate is to ensure the integrity of material conveying through the inclined part and reduce residue, and the function of the material baffle plate is to ensure that the material in the temporary storage hopper can be conveyed to the hopper at regular time and quantity through the position change of the material baffle plate;

a second electric push rod 57 connected with the striker plate is arranged on the outer side of the temporary storage hopper and used for matching with electric control equipment in the equipment to realize the switching of the timed and fixed-distance states so as to ensure that the material conveying amount of the temporary storage hopper meets the processing requirement of the equipment;

the stirring mechanism is configured to include:

a rotating shaft 60 which is connected with a third power mechanism 59 at the side of the pressing cage in a transmission way through a third transmission mechanism 58, the upper end of the rotating shaft is provided with a kickoff 61 for stirring and stirring materials, the lower end of the rotating shaft is provided with a pressing spiral sheet 62 which is matched with the feeding end of the pressing cage to realize forced feeding, the kickoff in the structure at least comprises two layers, each layer is communicated through an inclined part 63 which is matched with the edge of the hopper, the stability of the structure of the device is ensured, simultaneously, the rotating and pushing effect can be better played for the materials at different spatial positions, so that the materials in the hopper can all rotate along with the rotation, the bottom of the inclined part is provided with a bending part 64 which extends towards the center in order to reduce the interference with the pressing spiral sheet in the device, the stirring positions of more layers can be formed in space, the stirring effect of the materials can be ensured, and the pressing spiral sheet has the function of, Quantitative conveying is carried out, the continuity of material conveying is guaranteed, the quantity of conveyed materials is limited below the maximum processing capacity of the squeezing cage, the squeezing effect is guaranteed, secondary interference can be carried out on the size of the cake through the step, the optimal squeezing effect and the oil outlet effect when secondary or tertiary squeezing is carried out are guaranteed, in actual use, each transmission mechanism is matched with a belt wheel and/or a bevel gear, each power mechanism is a motor matched with the power mechanism, the third power mechanism is a motor matched with a squeezing screw shaft, and the transmission mechanism is matched with the bevel gear.

In another example, as shown in fig. 2 and 14, the secondary filter assembly is configured to include:

a stepped bottom plate 65 connected to a power output shaft of the motor for defining inside the casing so that a space for containing oil is provided inside;

the limiting disc 66 is concentric with the chassis but has a diameter smaller than that of the chassis, is used for spatially separating the chassis to ensure that the device has two layers of spaces, and further ensures that the device has two layers of filtering spaces;

the edge of the limiting disc and the bottom disc is provided with an upward extending section 67, a plurality of framework sets 68 extend upwards in the circumferential direction, the upper parts of the framework sets are respectively provided with a conical part 69 for the filter layer set to pass through or be limited, the bottom of the limiting disc and the bottom of the bottom disc are provided with disc-type oil containing cavities through the extending sections, and further, matched rib-type frameworks are arranged at the upward extending positions of the extending sections to form a supported framework set in space, which is used for limiting and supporting the filter material, so that the matching stability between the filter material and other structural components is ensured, and meanwhile, the filter effect is not influenced;

a filtration layer group 70 arranged respectively on the outer side or the inner side of the skeleton aggregate is used for limiting and supporting the filtration layer group through the skeleton aggregate, so that the filtration stability can be maintained during the rotation process, and particularly, when the oil is thrown to the metal filter layer or the first filter cloth by centrifugal acting force, the oil is actively separated from the oil by the throwing-out action of the oil, and the oil is passively and completely separated from the oil by the continuously rotating centrifugal force, the passive and active matching makes the device, compared with the positive pressure and negative pressure separation of the prior art, the separation effect is better, simultaneously, the oil content in the slag is lower, the oil content in the filtered material is almost only about 13 percent, when it is maintained and is cleaned in the later stage, can separate material and equipment fast, and the interference nature between the two is still less, and the later stage of being convenient for is clean better to the separation effect.

14-15, in another example, the filter layer group is configured to include:

the filter cloth 71 is matched with the chassis, and a fixing piece similar to the skeleton set can be arranged on the filter cloth to ensure the stability of the filter cloth;

the special-shaped filter layer with holes is matched with the limiting disc and is used for separately filtering the oil through the special-shaped filter layer;

wherein the filter layer is configured to include:

the metal filter screen 72 is arranged on the limiting disc and matched with the inner side of the framework set, and a matched arc-shaped or conical filter part 73 is arranged between the adjacent frameworks;

the metal filter screen is fixed through a plurality of arc-shaped fixing parts 74 matched with the upper end and the lower end of each framework set, the framework set is provided with third fixing holes (not shown) matched with the arc-shaped fixing parts, the arc-shaped fixing parts are provided with fixing columns 75 matched with the third fixing holes, in the structure, the metal filter screen with a special-shaped structure is fixed on the third fixing holes of the framework sets through the fixing columns on the arc-shaped fixing parts, and the metal filter screen is fixed through the arc-shaped fixing parts in the structure, so that the metal filter screen has better fixing stability compared with the clamping mode in the prior art, and is matched with the structure and the working mode of each arc-shaped part, further has better stability, and is convenient for disassembly and installation in later cleaning work, and in the whole filtering process, the structure of the equipment enables material slag to be filtered through the special-shaped metal mesh, slag charge can be at filterable in-process conglobation under centrifugal effect for it can not lead to the fact the influence to the filter screen in later stage, and in order to guarantee its conglobation effect, can regularly carry out corotation, reversal with the help material sediment conglobation operation with the motor, and then guarantees that the filter screen can not blockked up by the material sediment, guarantees that it has lasting filter effect.

In another example, as shown in fig. 15, the cover body is provided with a connector (not shown) capable of being connected with an external air pipe in a quick way;

the side wall of the top of the cover body is provided with a coil pipe (not shown) communicated with the interface, and a plurality of air passing holes are formed in the coil pipe, in the structure, equipment can be matched and connected with an external structure through the interface, an external exhaust fan and a water pump are matched to blow, press and clean the inside of the equipment, and the air passing holes have the functions of pressing centrifugally filtered oil through wind power output by the air passing holes during work, preventing the centrifugally filtered oil from extending to the cover body under the centrifugal rotation action of the oil to influence the filtering effect of the oil, and simultaneously assisting wind separation of the oil and the material through the wind outlet action to ensure the matching degree between structural parts of the equipment and complete the separation of the oil by the equipment;

the skeleton of limiting disc is provided with at least one silica gel brush 76 that contacts with the filter cloth layer in the set, under this kind of working structure, in whole filtering process, in order to guarantee the separation of material and filter cloth to guarantee that the filter effect is not influenced, can set up at least one brush or the silica gel brush that contacts with the filtration lateral wall outside limiting disc, in order to at equipment rotation in-process, help material sediment and filter cloth separation.

As shown in fig. 16, in another example, the oil receiving mechanism is configured to include:

the oil distributing hopper 77 is used for storing oil and is used for conveying the oil squeezed by the oil press to a designated position, and the inner side wall of the oil distributing hopper is configured into a spiral structure and is used for increasing the flow rate of the oil so as to ensure that the later oil outlet rate is matched with the oil filtering rate of the oil filter;

the oil receiving plate 78 is matched with the oil outlet side of the pressing cage, an arc-shaped contraction part is arranged on one side matched with the open part of the oil distributing bucket and used for collecting and converging oil squeezed by an oil squeezing component, the oil receiving plate is arranged in an inclined shape in space, the occupancy rate of the oil receiving plate in space is controllable through the design of an inclined structure, and meanwhile, the oil conveying effect is better;

the oil outlet end of the oil distribution hopper is rotatably provided with a special-shaped oil distribution pipe 79 which is matched with the oil inlet hopper in space, under the structure, the oil distribution hopper is matched with the oil inlet hopper through the oil distribution pipe, the oil pressing equipment and the oil filtering device are communicated in space, oil is conveyed into the oil inlet hopper to be subjected to the next oil filtering operation, and a matched valve 80 can be arranged on the oil distribution pipe according to the requirement so as to switch the on-off state of the oil pressing equipment for a short time during rotation and prevent the oil pressing equipment from polluting the environment during rotation;

wherein, divide and then be connected through bearing 81 between oil pipe and the oil outlet end, realize being connected between two structures through the bearing for oil pipe one end can be around the oil outlet end rotation, and then can cooperate with a plurality of oil storage mechanisms.

The above scheme is merely illustrative of a preferred example, and is not limiting. When the invention is implemented, appropriate replacement and/or modification can be carried out according to the requirements of users.

The number of apparatuses and the scale of the process described herein are intended to simplify the description of the present invention. Applications, modifications and variations of the present invention will be apparent to those skilled in the art.

While embodiments of the invention have been disclosed above, it is not intended to be limited to the uses set forth in the specification and examples. It can be applied to all kinds of fields suitable for the present invention. Additional modifications will readily occur to those skilled in the art. It is therefore intended that the invention not be limited to the exact details and illustrations described and illustrated herein, but fall within the scope of the appended claims and equivalents thereof.

Claims (10)

1. An oil pressing system is characterized by comprising an oil press and an oil filter matched with the oil press;

the oil press is configured to include:

a pressing bar type pressing cage for realizing pressing operation;

the feeding unit is matched with the feeding end and the discharging end of the squeezing cage respectively to form feeding and squeezing circulation;

the oil filter is configured to include:

the power output end of the motor is detachably provided with a secondary filtering component;

the shell is used for packaging the motor and the secondary filtering component;

the oil receiving mechanism is arranged right below the squeezing cage and matched with the squeezing cage, and an oil outlet is formed in one side of the oil receiving mechanism matched with the oil storage mechanism;

the shell is detachably provided with a cover body, and an oil inlet hopper matched with an oil outlet of the oil press is arranged on the cover body;

the casing lower extreme is provided with the play oil pipe with second grade filtering component matched with, and it is configured as the oil storage mechanism intercommunication on with the oil press, and is provided with the matched with valve on the play oil pipe.

2. The oil extraction system of claim 1, wherein the extraction cage is configured to include: the horizontal screw press shaft is provided with an electric heating mechanism at one side matched with the feeding end;

a barrel matched with the screw press shaft to realize the pressing effect;

wherein, the discharge hole arranged at the output end of the barrel is communicated with the feeding hopper of the feeding unit through the matched feeding mechanism;

the first crushing cutter rotating along with the rotation is arranged at the position of the screw pressing shaft matched with the discharge hole, and the second crushing cutter is oppositely arranged at the position of the barrel matched with the first crushing cutter;

the first and second crushing knives are each configured to include:

the annular cutter holder with the gap is provided with connecting lugs which are matched with each other in an extending way at the gap;

a plurality of L-shaped blades respectively arranged on one side of the annular cutter holder;

wherein, each connecting lug is provided with a first fixing hole which is matched with the connecting lug so as to realize the connection with the pressing screw shaft and the pressing chamber through a fixing mechanism which is matched with the connecting lug;

the L-shaped blades on the first crushing knife and the second crushing knife are in lap joint structures at intervals of a preset distance.

3. The oil expression system of claim 2, wherein the screw shaft is configured to comprise, from an inlet end to an outlet end: the device comprises a material pushing section, a pre-pressing end, a pressure releasing section and a strong pressing section, wherein a retainer ring is arranged on one side of a pressing screw shaft matched with the material feeding end, a cake supporting section is arranged on one side of the pressing screw shaft matched with the material discharging end, and a conical surface structure is configured on one side of the pressing screw shaft matched with a barrel;

wherein, a plurality of spiral pushing teeth are arranged on the pushing section;

the pre-pressing section, the pressure relief section and the strong pressure section are respectively provided with a plurality of first squeezing teeth, second squeezing teeth and third squeezing teeth which are spirally arranged and provide low pressure, medium pressure and strong pressure, and a first preset distance, a second preset distance and a third preset distance are arranged between each first squeezing tooth, each second squeezing tooth and each third squeezing tooth and the barrel.

4. The oil expression system of claim 1, wherein the barrel is configured to include at least a front, middle, and rear ring cooperating with a pusher section, a pre-compression end, a pressure relief section, and a high pressure section;

a cake discharging ring matched with the cake supporting section is arranged on one side of the rear-section cake pressing ring, and the second crushed cake is connected with the rear-section cake pressing ring through a pressing bolt and a pressing nut which are matched with each other;

each section of the pressing ring is respectively defined by a first pressing strip, a second pressing strip, a third pressing strip and a fourth pressing strip which are adjacent to each other in a ring shape in space and are limited by the matched pressing rings;

the first squeezing strip, the second squeezing strip, the third squeezing strip and the fourth squeezing strip are all configured to be rectangular structures, chamfers are arranged at the corners of the second squeezing strip and the fourth squeezing strip in the longitudinal direction, the angle of the chamfer close to one side of the barrel is configured to be larger than the angle of the chamfer at the other side, and the notch groove of the arc-shaped structure is arranged on one side of the fourth squeezing strip facing the barrel.

5. The oil expression system of claim 1, wherein the feed unit is configured to include:

a feeding hopper matched with the discharge end of the pressing cage;

the conveying assembly is matched with the feeding hopper to realize fixed-point conveying of materials;

the discharging component is matched with the transmission component to convey the materials to the feeding end of the pressing cage;

wherein the transmission component is configured to include:

the first transmission screw rod is connected with the first power mechanism through a first transmission mechanism matched with the first transmission screw rod;

the second conveying screw rod is used for realizing vertical lifting of the material and is connected with a second power mechanism through a second transmission mechanism matched with the second transmission mechanism;

the L-shaped shell is used for encapsulating the first conveying screw and the second conveying screw;

the inverted Y-shaped material distributing mechanism is communicated with the discharge side of the shell, and a material distributing plate is pivoted at the bifurcation part of the inverted Y-shaped material distributing mechanism;

one end of the material distributing plate is connected with the first electric push rod, so that a material outlet and a cake outlet which are matched with the material discharging assembly and the material slag collecting device are respectively formed at two free ends of the material distributing mechanism.

6. The oil expression system of claim 5, wherein the discharge assembly is configured to include:

a temporary storage hopper matched with the discharge port;

the hopper is matched with the temporary storage hopper in a vertical space, and a material stirring mechanism for conveying materials to the barrel is arranged in the hopper;

the bottom of the temporary storage hopper is provided with an inclined part, and the inclined part is provided with a material baffle plate in a sliding manner through a sliding chute, a sliding rail and/or a roller which are matched with each other;

a second electric push rod connected with the striker plate is arranged on the outer side of the temporary storage hopper;

the stirring mechanism is configured to include:

the upper end of the rotating shaft is provided with a kick-out device for stirring and stirring materials, and the lower end of the rotating shaft is provided with a pressing spiral sheet which is matched with the feeding end of the pressing cage to realize forced feeding.

7. The oil extraction system of claim 1, wherein the secondary filter assembly is configured to include:

the stepped chassis is connected with a power output shaft of the motor;

a limiting disk concentric with the base disk but of smaller diameter than the base disk;

the edges of the limiting disc and the bottom disc are provided with upward extending sections, a plurality of framework sets extend upwards in the circumferential direction, and conical parts for the filtering layer set to pass through or limit are respectively arranged on the framework sets;

and the filtering layer groups are respectively arranged at the outer side or the inner side of the framework set.

8. The oil extraction system of claim 7, wherein the filtration train is configured to include:

the filter cloth is matched with the chassis;

the special-shaped filter layer with holes is matched with the limiting disc;

wherein the filter layer is configured to include:

the metal filter screens are arranged on the limiting disc and matched with the inner sides of the skeleton sets, and arc-shaped or conical filter parts matched with the adjacent skeletons are arranged between the adjacent skeletons;

the metal filter screen is fixed through a plurality of arc fixed parts matched with the upper end and the lower end of each framework set, the framework sets are provided with third fixed holes matched with the arc fixed parts, and the arc fixed parts are provided with fixed columns matched with the third fixed holes.

9. The oil expression system of claim 8, wherein the cover body is provided with a port for quick connection with an external air hose;

the side wall of the top of the cover body is provided with a coil pipe communicated with the interface, and a plurality of air passing holes are formed in the coil pipe.

The framework set of the limiting disc is provided with at least one silica gel brush which is in contact with the filter cloth layer.

10. The oil expression system of claim 1, wherein the oil receiving mechanism is configured to include:

the oil distribution hopper is used for storing oil, and the inner side wall of the oil distribution hopper is configured into a spiral structure;

the oil receiving plate is matched with the oil outlet side of the pressing cage, an arc-shaped contraction part is arranged on one side matched with the open part of the oil distributing bucket, and the oil receiving plate is spatially configured to be inclined;

the oil outlet end of the oil distribution hopper is rotatably provided with a special-shaped oil distribution pipe which is matched with the oil inlet hopper in space, and the oil distribution pipe is provided with a matched valve;

wherein, divide and then connect through the bearing between oil pipe and the oil outlet end.

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