Accompanying drawing explanation
Describe its example embodiment in detail by referring to accompanying drawing, above-mentioned and further feature of the present invention and advantage will become more obvious.
Fig. 1 is the schematic diagram of the vertical oil press of rotating screw bar of the present invention oil expression;
Fig. 2 A is the schematic diagram of helical axis of the present invention;
Fig. 2 B is the profile of the helical axis of Fig. 2 A;
Fig. 3 A is the schematic diagram of helical axis of the present invention;
Fig. 3 B is the profile of the helical axis of Fig. 3 A;
Fig. 3 C is the partial enlarged drawing of part B in Fig. 3 B;
Fig. 4 A is the schematic diagram of helical axis of the present invention;
Fig. 4 B is the profile of the helical axis of Fig. 4 A
Fig. 5 A is the schematic diagram of helical axis of the present invention;
Fig. 5 B is the partial enlarged drawing of C part in Fig. 5 A;
Fig. 6 A is the schematic diagram of helical axis of the present invention;
Fig. 6 B is the partial enlarged drawing of C part in Fig. 6 A;
Fig. 7 A is the schematic diagram of helical axis of the present invention;
Fig. 7 B is the partial enlarged drawing of C part in Fig. 7 A;
Fig. 8 A is the schematic diagram of helical axis of the present invention;
Fig. 8 B is the partial enlarged drawing of C part in Fig. 8 A;
Fig. 9 is the schematic diagram that rotating screw of the present invention squeezes the vertical oil press of cover oil expression;
Figure 10 A is the profile that spiral of the present invention squeezes cover;
Figure 10 B is the partial enlarged drawing of C part in Figure 10 A;
Figure 11 A is the schematic diagram that spiral of the present invention squeezes cover;
Figure 11 B is the partial enlarged drawing of C part in Figure 11 A.
Wherein, description of reference numerals is as follows:
10 oil press bodies, 11 power set, 12 helical axis, 120 oil outlets, 121 grooves, 13 squeeze cover, 14 hoppers, 15 heaters, 20 oil press bodies, 21 power set, 22 squeeze bar, 23 spirals squeeze cover, 24 hoppers, 25 heaters, 220 oil outlets, 221 grooves
Detailed description of the invention
More fully example embodiment is described referring now to accompanying drawing.But example embodiment can be implemented in a variety of forms, and should not be understood to be limited to embodiment set forth herein; On the contrary, these embodiments are provided to make the present invention comprehensively with complete, and the design of example embodiment will be conveyed to those skilled in the art all sidedly.Reference numeral identical in the drawings represents same or similar structure, thus will omit their detailed description.
In the present invention, " pushing component " refers to rotatable, and the screw thread that surface has for pusher moves from feed end to slag output end to promote oil plant.If squeezing bar in the present invention is pushing component, be called as " helical axis ", namely squeezing rod outer surface is provided with the screw thread for pusher, and the transmission mechanism of oil press drives squeezing bar to rotate and moves from feed end to slag output end to promote oil plant; If squeezing cover is pushing component, be called as " spiral squeeze cover ", the inner surface namely squeezing cover is provided with the screw thread for pusher, and the transmission mechanism of oil press drives and squeezes cover and rotate and move from feed end to slag output end to promote oil plant.
In the present invention, " oil strain groove " refers to that a small amount of oil plant that pushes that do not allow or only allow be opened on pushing component enters, and allows fuel-displaced backflow to enter, the thin slag in withdrawing oil can be pushed the groove of squeezing toward slag output end direction.
" promoting mainly hopper " in the present invention refers to and is opened on pushing component, and what promotion oil plant moved from feed end to slag output end wherein promotes mainly hopper.
In the present invention, " oil outlet mechanism " refers to that the oil squeezed out flows out the passage squeezing bar and squeeze the closed inner chamber between cover, can be oil outlet, fuel-displaced seam etc., the cross section of oil outlet can be circle, triangle, polygon etc., and the oil in squeezing bar and squeezing the closed cavity between overlapping is flowed out by oil outlet or fuel-displaced seam.
The present invention's oil strain groove be arranged on pushing component can be the transportation section and/or the squeeze section that are arranged on pushing component, oil strain groove is arranged on the groove on pushing component screw thread facing, because the effect being provided with groove on screw thread facing makes the mixed-liquor return of oil and material slag in the less groove of pressure, when pushing component rotates, the thin slag that groove promotes in mixed liquor runs toward direction of slagging tap, and then thin slag is squeezed repeatedly, decrease the content of thin slag in mixed liquor, the degree of purity of grease can be improved further, thus the section that in oil press, mixed liquor flows into and transportation section and squeeze section are provided with groove and can play oil strain effect.Because mixed liquor can not flow through feed zone, feed zone can not arrange groove, and it is also feasible for the present invention that certain groove also can extend to feed zone.
embodiment 1
As shown in Figure 1, power set 11, helical axis 12 can be had in oil press body 10, squeeze cover 13, hopper 14 and heater 15.Helical axis 12 is assembled in rotationally and squeezes in cover 13.Power set 11 can comprise motor and decelerator, and helical axis 12 can be driven to rotate.Heater 15 can be electromagnetic type electric calorifie installation, can add oil plant in hot moulding cover 13.Squeeze the open space formation feed zone that cover 13, helical axis 12 and hopper 14 coordinate, the closed inner chamber that squeezing cover 13 coordinates with helical axis 12 forms the transportation section of upper part and the squeeze section of lower part.The oil plant of feeding mouth is accepted in transportation section, conveying and precompressed oil plant, oil plant not melting when squeezing in this section; From during squeezing, slag output end is played in melting is squeeze section, for squeezing oil plant with output grease.
During this oil press work, be arranged in the oil plant of the hopper 14 above body, can be entered by charging aperture and squeeze cover 13 upper end, power set 11 drive helical axis 12 to rotate forward, oil plant is constantly pushed into by squeezing cover 13 upper end and squeezes cover 13 times extreme directions, close to squeezing cover 13 lower end, the gap of squeezing between cover 13 and helical axis 12 is less.With this, produce squeezing effect to oil plant, in oil plant, grease oozes out in the draw-off tray finally flowing into and squeeze upper socket below cover 13 through the discharge opening being arranged on transportation section squeezed on cover 13, to collect.
The screw thread facing of the helical axis 12 of the present embodiment is provided with the groove (i.e. oil strain groove) that threadingly direction of rotation extends, as shown in Fig. 2 A to Fig. 5 B.Due to screw thread facing arranging groove, in therefore oil expression process, rotate pusher by helical axis 12, oil plant is advanced to slag output end by feed end, and pressure becomes extrudes oil greatly, the thickness mixed liquor of oily and thin slag, under pressure backflow in the other direction.Mixed-liquor return is in the less groove of pressure, and when helical axis rotates, groove promotes thin slag in mixed liquor toward direction motion of slagging tap, and then repeatedly squeezes thin slag, decreases the content of thin slag in mixed liquor, the degree of purity of raising grease.
As shown in Figure 2 A and 2 B, the screw thread facing of helical axis 12 arranges oil strain groove 121, and the degree of depth of oil strain groove 121 shoals gradually from feed end to slag output end.The width of the oil strain groove 121 on screw thread facing also can be narrow gradually from feed end to slag output end.Owing to shoaling gradually from feed end to the degree of depth of slag output end oil strain groove 121, the thin slag in oil strain groove 121 can be pushed to squeeze section along with the rotation of helical axis 12, and then is again squeezed, and thus also can reduce the thin slag content in grease.Same reason, the width of oil strain groove 121 is the structure narrowed gradually from feed end to slag output end, also the thin slag in oil strain groove 121 can be made to be pushed to squeeze section along with the rotation of helical axis 12, and then again to be squeezed, thus also can reduce the thin slag content in grease.These two kinds of structures, the oil strain groove 121 respectively illustrated on helical axis 12 is modes that reducing or displacement are arranged, and certain oil strain groove 121 reducing and displacement on thread spindle 12 arrange the effect that the thin slag in oil strain groove 121 also can be realized repeatedly to squeeze.
It can be one or more snippets that the screw thread facing of helical axis 12 arranges oil strain groove, and namely same position arranges multistage, such as, as shown in Fig. 3 A, 3B and 3C, same screw thread facing is arranged two oil strain grooves.Also can be that diverse location arranges multistage, as shown in Fig. 4 A, 4B, 6A and 6B, the diverse location of the screw thread facing of helical axis be provided with two sections of oil strain grooves.
Fig. 5 A and 5B illustrates, screw thread facing is arranged the another kind of embodiment of oil strain groove, and the nearly slag output end of the oil strain groove 121 namely on screw thread facing can be communicated with promoting mainly hopper (namely promote mainly and expect groove).As shown in Figure 5 B, namely facing forms breach at B point, makes oil strain groove 121 and promotes mainly hopper and be communicated with.During oil press work, helical axis 12 promotes oil plant and moves to slag output end from feed end, major ingredient (i.e. oil plant) is from promoting mainly the a1 point of hopper to promoting mainly the motion of hopper a2 point, and can not enter in oil strain groove 121, when mixed-liquor return is to oil strain groove 121 place, thin slag in mixed liquor enters in oil strain groove 121, thin slag under the promotion of helical axis 12 in oil strain groove 121 is pulled to B point from A point, thus enter and promote mainly in hopper, and then be pushed into squeeze section and again squeeze, this can significantly reduce the content of thin slag in mixed liquor.The degree of depth of oil strain groove 121 as shown in Figure 5A and 5B equals the depth of threat of screw thread, but the depth of threat that the degree of depth of oil strain groove 121 is less than or is greater than screw thread also can realize object of the present invention.
As shown in Figure 6 A and 6B, the oil strain groove 121 that screw thread facing is arranged forms breach and is communicated with described hopper of promoting mainly in the threaded side wall that direction of propulsion is contrary, namely in Fig. 6 B from A point formation breach with promote mainly hopper and be communicated with.The threaded side wall pressure that direction of propulsion is contrary is relatively little, and form breach on the side wall and oil strain groove 121 is communicated with it, the thin slag be more conducive in oil strain groove 121 is pushed to promoting mainly in hopper.Certain breach also can be opened on the sidewall of direction of propulsion homonymy, and the thin slag in oil strain groove also can be pushed into and promote mainly in hopper by this structure.
Fig. 7 A, 7B, 8A and 8B illustrate another kind of mode facing being arranged oil strain groove, as shown in the figure, the oil strain groove 121 that screw thread facing is arranged extends to squeeze section from transportation section, the degree of depth of oil strain groove 121 is identical with the degree of depth of screw thread facing, and therefore the transportation section of helical axis 12 and squeeze section form two screw thread.During oil press work, helical axis 12 promotes oil plant and is promoting mainly hopper, and namely move from feed end to slag output end in groove a, major ingredient can not enter into groove b.Because oil outlet mechanism is arranged on transportation section, the oil squeezed in thorax oppositely flows to transportation section from squeeze section, enter in oil strain groove 121 in oily reflux course, namely in groove b, therefore the thin slag deposits in oil is in oil strain groove 121, squeezed further to squeeze section along with the thin slag in the rotation oil strain groove 121 of helical axis 12 is pushed, thus can improve oil expression rate and reduce the content of fuel-displaced middle residue.The nearly feed end of the oil strain groove 121 on screw thread facing can be communicated with promoting mainly hopper, nearly feed end as A point in Fig. 7 B and oil strain groove 121 forms breach and promotes mainly hopper and be communicated with, but with the width promoting mainly the breach that hopper is communicated with should guarantee not have the oil plant of oil plant or minute quantity enter in groove b with realize groove b play repeatedly squeeze and leach fuel-displaced in the object of carefully slag.Certainly, the nearly feed end of preferred oil strain groove 121 not with promote mainly hopper and be communicated with, as shown in A point in Fig. 8 B.
The screw thread facing of helical axis 12 can also be provided with oil outlet mechanism, and oil outlet mechanism can be oil outlet 120 or fuel-displaced seam (not shown).Helical axis 12 can be hollow or half hollow, and it is inner that oil flows into helical axis 12 by oil outlet 120, then flow in oil-collecting mechanism through helical axis 12.The diameter of the oil outlet 120 on helical axis 12 can be 0.1-2mm, and the width of fuel-displaced seam can 0.1-2mm.Oil outlet 120 can be arranged in the groove of screw thread facing, also can be arranged in the contrary threaded side wall of helical axis screw thread direction of propulsion.
embodiment 2
As shown in Figure 9, power set 21 can be had in oil press body 20, squeeze bar 22, spiral squeezes cover 23, hopper 24 and heater 25.Squeeze bar 22 to be assembled in spiral squeezing cover 23.Power set 21 can comprise motor, turbine and scroll bar, spiral can be driven to squeeze cover 23 and rotate.Heater 25 can be electromagnetic type electric calorifie installation, is arranged at and squeezes in bar 22, also can be arranged on spiral and squeeze outside cover 23, for adding oil plant in hot moulding cover 23.The open space that spiral squeezing cover 23, squeezing bar 22 and hopper 24 coordinate forms feed zone, and the closed inner chamber that spiral squeezing cover 23 coordinates with squeezing bar 22 forms the transportation section of upper part and the squeeze section of lower part.The oil plant of feeding mouth is accepted in transportation section, conveying and precompressed oil plant, oil plant not melting when squeezing in this section; From during squeezing, slag output end is played in melting is squeeze section, for squeezing oil plant with output grease.
During this oil press work, be arranged in the oil plant of the hopper 24 above body, spiral can be entered by charging aperture and squeeze cover 23 upper end, power set 21 drive spiral to squeeze cover 23 and rotate, oil plant is constantly squeezed cover 23 upper end by spiral and is pushed into squeezing cover 23 times extreme directions, close to squeezing cover 23 lower end, the gap of squeezing between cover 23 and squeezing bar 22 is less.With this, produce squeezing effect to oil plant, in oil plant, grease oozes out in the draw-off tray finally flowing into and squeeze upper socket below cover 23, to collect through being arranged on the discharge opening squeezing transportation section on cover 23.
The screw thread facing of the spiral squeezing cover 23 of the present embodiment is provided with the groove (i.e. oil strain groove) that threadingly direction of rotation extends, as shown in Figure 10 A to Figure 11 B.Due to screw thread facing arranging groove, in therefore oil expression process, squeeze cover 23 by spiral and rotate pusher, oil plant is advanced to slag output end by feed end, and pressure becomes extrudes oil greatly, the thickness mixed liquor of oily and thin slag, under pressure backflow in the other direction.Mixed-liquor return in the less groove of pressure, spiral squeeze cover rotate time, groove promotes thin slag in mixed liquor toward direction motion of slagging tap, and then repeatedly squeezes thin slag, decreases the content of thin slag in mixed liquor, the degree of purity of raising grease.
As shown in figs. 10 a and 10b, the screw thread facing of spiral squeezing cover 23 arranges oil strain groove 221, and the degree of depth of oil strain groove 221 shoals gradually from feed end to slag output end.The width of the oil strain groove 221 on screw thread facing also can be narrow gradually from feed end to slag output end.Owing to shoaling gradually from feed end to the degree of depth of slag output end oil strain groove 221, the rotation that the thin slag in oil strain groove 221 can squeeze cover 23 along with spiral is pushed to squeeze section, and then is again squeezed, and thus also can reduce the thin slag content in grease.Same reason, the width of oil strain groove 221 is the structure narrowed gradually from feed end to slag output end, the rotation that the thin slag in oil strain groove 221 also can be made to squeeze cover 23 along with spiral is pushed to squeeze section, and then is again squeezed, and thus also can reduce the thin slag content in grease.These two kinds of structures, respectively illustrating the spiral oil strain groove 221 squeezed on cover 23 is modes that reducing or displacement are arranged, and certain oil strain groove 221 squeezes reducing and displacement on cover 23 at screw thread and arranges the effect that the thin slag in oil strain groove 221 also can be realized repeatedly to squeeze.
It can be one or more snippets that the screw thread facing of spiral squeezing cover 23 arranges oil strain groove, and namely same position arranges multistage, such as shown in Figure 11 A and 11B, same screw thread facing is arranged two oil strain grooves 221.Also can be that diverse location arranges multistage, namely the diverse location of the screw thread facing of spiral squeezing cover be provided with two sections or multistage oil strain groove.
The screw thread facing of spiral squeezing cover 23 is arranged the another kind of embodiment of oil strain groove 221, the nearly slag output end of the oil strain groove 221 namely on screw thread facing can be communicated with promoting mainly hopper.During oil press work, spiral squeezing cover 23 promotes oil plant and moves to slag output end from feed end, major ingredient (i.e. oil plant) promotes mainly hopper motion from promoting mainly hopper to the next one, and can not enter in oil strain groove 221, when mixed-liquor return is to oil strain groove 221 place, thin slag in mixed liquor enters in oil strain groove 221, due to the groove one end on screw thread facing with promote mainly hopper and be communicated with, thin slag under the promotion of spiral squeezing cover 23 in oil strain groove 221 is pushed into be promoted mainly in hopper, and then be pushed into squeeze section and again squeeze, this can significantly reduce the content of thin slag in mixed liquor.
The screw thread facing of spiral squeezing cover 23 is arranged the another kind of mode of oil strain groove, namely the oil strain groove 221 screw thread facing arranged extends to squeeze section from transportation section, the degree of depth of oil strain groove 221 is identical with the degree of depth of screw thread facing, and therefore spiral squeezes the transportation section of cover 23 and squeeze section forms two screw thread.During oil press work, spiral squeezing cover 23 promotes oil plant and is promoting mainly hopper, and namely move from feed end to slag output end in groove a, major ingredient can not enter into groove b.Because oil outlet mechanism is arranged on transportation section, the oil squeezed in thorax oppositely flows to transportation section from squeeze section, enter in oil strain groove 221 in oily reflux course, namely in groove b, therefore the thin slag deposits in oil is in oil strain groove 221, the thin slag squeezed in the rotation oil strain groove 221 of cover 23 along with spiral is pushedly squeezed further to squeeze section, thus can improve oil expression rate and reduce the content of fuel-displaced middle residue.The nearly feed end of the oil strain groove 221 on screw thread facing can be communicated with promoting mainly hopper, namely nearly feed end forms breach and promotes mainly hopper and be communicated with, but with the width promoting mainly the breach that hopper is communicated with should guarantee not have the oil plant of oil plant or minute quantity enter in groove b with realize groove b play repeatedly squeeze and leach fuel-displaced in the object of carefully slag.Certainly, the nearly feed end of preferred oil strain groove 221 not with promote mainly hopper and be communicated with.
The screw thread facing of spiral squeezing cover 23 can also be provided with oil outlet mechanism, and oil outlet mechanism can be oil outlet 220 or fuel-displaced seam (not shown).Oil flows out to spiral by oil outlet 220 and squeezes outside cover 23, is then collected in oil-collecting mechanism.The diameter of the oil outlet 220 that spiral squeezes on cover 23 can be 0.1-2mm, and the width of fuel-displaced seam can 0.1-2mm.Oil outlet 220 can be arranged in the groove of screw thread facing, also can be arranged in the contrary threaded side wall of helical axis screw thread direction of propulsion
The cross-sectional area of oil strain groove of the present invention can be U-shaped, V-arrangement, square etc.
The edge of oil strain groove of the present invention, preferably contour with pushing spiral facing, also can lower than pushing spiral facing height.
Disclosed above the example that screw thread facing arranges oil strain groove, but it will be appreciated by those skilled in the art that the oil strain groove forming other form on helical axis or spiral squeezing cover, such as promote mainly in hopper weld, bonding, interlocking metal or nonmetallic materials also can play the effect of oil strain groove, this is also in the scope that " oil strain groove " of the present invention defines.
Above-described embodiment illustrates the present invention for vertical oil press, but it will be appreciated by those skilled in the art that the present invention can also be horizontal oil press.
Oil press of the present invention owing to arranging oil strain groove on main pushing component, thus repeatedly squeezing and reducing the content of fuel-displaced middle residue slag thin in fuel-displaced can be realized, compared with existing oil expression, the oil yield of oil press of the present invention improves more than 5%, and the content of fuel-displaced middle residue reduces by more than 40%.
Certainly; the present invention also can have other various embodiments; when not deviating from the present invention's spirit and essence thereof; those of ordinary skill in the art are when making various corresponding change and distortion according to the present invention, but these change accordingly and are out of shape the protection domain that all should belong to the claim appended by the present invention.