CN205687886U - A kind of infuser afterbody flip module - Google Patents

Abstract

This utility model relates to a kind of infuser afterbody flip module, including afterbody casing, afterbody casing is provided with the afterbody casing upper port that the left port with upper extracting stage is docked mutually and the afterbody casing lower port docked mutually with the left port of lower extracting stage, the inner chamber top of afterbody casing is provided with drive shaft, upper drive shaft is driven by upper fluid pressure drive device, in upper drive shaft, upper sprocket wheel is installed, the inner chamber bottom of afterbody casing is provided with lower tensioning shaft, being provided with lower tightener sprocket on lower tensioning shaft, lower tensioning shaft is positioned on the left of the underface of drive shaft；Chain is successively around wrapping on upper sprocket wheel and lower tightener sprocket, and upper and lower layer chain level respectively extends to the right.The right side of upper drive shaft is provided with the slide carriage docked mutually with upper strata screen, and the lower end of slide carriage is tilted to the left, and is provided with, between lower end and the lower tensioning shaft of slide carriage, the striker plate being tilted to the right.The lower end of striker plate is arranged right below the blind plate docked with lower-layer gate plate level.This module overall dimensions is little, it is simple to transports and installs, and failure rate is low.

Description

A kind of infuser afterbody flip module

Technical field

This utility model relates to a kind of vegetable oil leaching equipment, particularly relates to a kind of infuser afterbody flip module, belongs to Fats and oils processing field of mechanical technique.

Background technology

Leaching is operation the most key in oil refining process, and its principle is the intersolubility utilizing oils and fats with solvent, molten Agent penetrates into solid oil plant, dissolves oils and fats and forms concentrated blend, and owing to there is concentration difference, the concentrated blend within solid oil plant expands It is scattered in dilute miscella of outside, oil extraction out.The capital equipment leached in operation is infuser, according to material characteristic And yield, general employing pot group type infuser, flat rotary extractor or ring type infuser etc..

Traditional loop type extractor includes ring chain, and the head lower end of ring chain uses single drive shaft to drive, head Upper end uses arc track to turn to, and afterbody bending section uses semicircular track for upper strata chain skid steer to lower floor, upper strata chain The lower section of bar is provided with upper strata screen, is provided with lower floor's screen below lower floor's scraper plate, and the lower section of upper strata screen is provided with upper strata oil bucket, lower floor The lower section of screen is provided with lower floor's oil bucket, and the top of upper and lower layer screen is respectively provided with the bed of material, and the circumference along chain is uniformly provided with Heavy big scraper plate, the top of the upper and lower bed of material is respectively equipped with spray equipment, carries out material soaking extraction, and the oils and fats of leaching falls into In the oil bucket of lower section.

Production capacity reaches the super sized ring infuser of 10000 ton per days, and its chain length reaches more than 130 meters, weight of equipment Reach hundreds of ton, often occur primary fault to cause production line to interrupt all bringing about great losses, the therefore reliability requirement to equipment The highest.Traditional endless infuser has the following disadvantages:

1. the sprocket wheel in drive shaft is big with chain engagement place stress, abrasion weight；Chain under tension and Moment simultaneously, Stress is big, time have chain cleavage.

2. use heavy big scraper plate, track wearability is required high, the abrasion-resistant stee of more than hardness H00 need to be used as cunning Rail, it is difficult to buying, solderability is poor, it is necessary to using bolt-connection, at bolt penetration hole, processing difficulties and seal are poor, in running The reasons such as vibration, impact can make to get loose at sealing gasket, thus causes escape.

3. head section and the tail arc segment structure size of traditional endless infuser are big, especially after equipment enlarging, and highway transportation Difficulty；For reducing resistance, afterbody semicircular track preferably uses positive circular arc, but because limits beyond traffic condition, part Large circular Arc segmentation uses ellipse, and frictional resistance increases further.

4., at afterbody semicircular track upset, the material flare between scraper plate is scattered, when scraper plate moves to lower floor After at horizontal segment, closing up to the state of being parallel to each other between adjacent scraper plate, between scraper plate, the loose material collapsed is squeezed into by scraper plate relatively Closely knit, cause the stress of scraper plate and chain to increase, have deformation and chain rupture risk, maintenance intensity and security risk are big.

5. afterbody semicircular track section is to be full of the cavity of the wet dregs of rice, and without technical processs such as immersion, drip washing, the wet dregs of rice and oil plant exist Inside can only static storage.

6., for ensureing the material first in first out of afterbody semicircular track section, the bottom of heavy big scraper plate is held tightly with chain On track, the upper limb of heavy big scraper plate againsts the inwall scraper of housing external arc, and the aspect ratio causing heavy big scraper plate is higher.When When heavy big scraper plate goes to lower floor, between lower edge and the screen of scraper plate, scraping causes increased wear, and large area friction causes rubbing Wiping power increases, abrasion aggravation, and especially screen is that light-duty rustless steel grid section is made, and abrasion is easily caused grid section gap and becomes big, makes Many powder enter in miscella, and leaching system is produced harm；After screen abrasion, palpus running check, replacing, cause running into This height.

Utility model content

The purpose of this utility model is, overcomes problems of the prior art, it is provided that a kind of infuser afterbody upset Module, overall dimensions is little, it is simple to transports and installs, and failure rate is low.

For solving above technical problem, a kind of infuser afterbody flip module of the present utility model, including afterbody casing, institute State afterbody casing and be provided with afterbody casing upper port that the left port with upper extracting stage docks mutually and the left port phase with lower extracting stage The afterbody casing lower port of docking, the inner chamber top of described afterbody casing is provided with drive shaft, and described upper drive shaft is by upper hydraulic pressure Driving means drives, and described upper drive shaft is provided with upper sprocket wheel, and the inner chamber bottom of described afterbody casing is provided with lower tensioning shaft, institute Stating and be provided with lower tightener sprocket on lower tensioning shaft, described lower tensioning shaft is positioned on the left of the underface of described upper drive shaft；Chain depends on Secondary around wrapping on described upper sprocket wheel and described lower tightener sprocket, upper and lower layer chain level respectively extends to the right.

Relative to prior art, this utility model achieves following beneficial effect: infuser afterbody of the present utility model turns over Revolving die block is connected with upper extracting stage and lower extracting stage by flange, it is simple at prepackage and the independent transport of manufacturing shop, to installing Scene can connect into entirety easily, greatly reduces on-site installation work amount and construction period.Traditional infuser exists The bottom of head casing is provided with lower drive shaft, and this utility model adds drive shaft in afterbody casing, and upper drive shaft drives Upper strata chain, lower drive shaft drives lower floor's chain, and two drive shafts are driven by same hydraulic power unit, the output of upper and lower drive shaft On torsion theory identical, by hydraulic system self-balancing pressure, it is ensured that two-axis synchronization, with torque run, driving than single drive shaft Dynamic load reduces more than half.When avoiding single shaft driving, main drive shaft should drive chain, undertake the merit of tension chain again Can, it is to avoid the translational adjustment of large-scale drive mechanism.Eliminate the semicircular track that afterbody is huge, it is to avoid chain is held tightly the longest Semicircular track friction；The load of chain and sprocket wheel is evenly distributed, and stress is little, and abrasion reduces more than half, chain only tension Stretching load, without Moment, and same specification infuser chain pull is only the 50% of original structure, and force-bearing situation obtains essence and changes Kind, reliability greatly improves.

As improvement of the present utility model, the right side of described upper drive shaft is provided with the upper strata screen phase with described upper extracting stage The slide carriage of docking, the lower end of described slide carriage is tilted to the left, and is provided with to the right between lower end and the described lower tensioning shaft of described slide carriage The striker plate tilted.Ring chain is trapezoidal, increases the cornerite of lower tightener sprocket, provides sky for the slide carriage in afterbody casing Between, the wet dregs of rice, along the inclined-plane landing of slide carriage, hit after skidding off bottom slide carriage and turn at striker plate, then drop on lower layered material bed；Gear Flitch had both played steering-effecting, slow down again the impact that wet dregs of rice freely falling body produces.Use the structure and half of slide carriage and striker plate The afterbody of circuit orbit is compared, and is greatly saved space, it is simple to transport；Slide carriage and striker plate are refused chain and any friction are occurred, Common material can be used to make, it is to avoid with bolts, cause the escape at bolt hole.With chain in traditional structure Bar is held tightly to slide in afterbody semicircular track and is compared, upper drive shaft and the stress of lower tensioning shaft in this utility model afterbody casing Situation is good, and running resistance is the least.Afterbody turns to scraper from top to bottom owing to need not scraper plate, and light-duty bar shaped can be used to scrape Plate, need not use heavy big scraper plate.

As further improvement of the utility model, the lower end of described striker plate is arranged right below and described lower extracting stage Lower-layer gate plate level docking blind plate.Lower layered material bed in afterbody casing uses blind plate carrying to fall the wet dregs of rice, improves anti-impact Hit ability, blind plate eliminate after impact energy and drags to embathe on lower floor's screen through bar shaped scraper plate again, it is to avoid the wet dregs of rice impact into Enter in the gap of lower floor's screen, cause material leakage, affect the cleannes of miscella.

As further improvement of the utility model, in described upper drive shaft, uniform intervals is provided with multiple poking device, Each described poking device includes surrounding amplexis the getting stuck of drive shaft periphery on described respectively, each described in the periphery got stuck the most right Claiming to be provided with the driving lever radially stretched out, the end of each described driving lever is connected to be perpendicular to the blade of driving lever axis.Material The thickness of layer is generally up to 1 meter, conducts oneself with dignity bigger, is squeezed, adds persistently by solvent during being promoted advance by scraper plate Immersion, the bed of material that more moves forward is the most closely knit, and the surface ratio of the wet dregs of rice is rougher, it is easy to caking knot arch, from extracting stage enter When entering afterbody casing, normally can freely drop under the effect of deadweight, once there is knot arch, easily produce bridging, formed cantilevered out Stock column, drop in big bulk, make lower layered material bed be difficult to be formed stable, with the high bed of material, affect follow-up leaching；This utility model Arranging poking device in upper drive shaft, poking device rotates with upper drive shaft, as produced cantilevered out stock column, and can be by poking device Blade force to dial under, it is achieved drop continuously, be beneficial to be formed stable, the contour bed of material on lower layered material bed.

As further improvement of the utility model, the bottom of described afterbody casing is provided with tail box body oils bucket, described in slip Plate upper end be arranged over self-loopa spray groove, lower floor's material of described afterbody casing is arranged over lower self-loopa spray groove, The bottom of described tail box body oils bucket is connected with the entrance of afterbody casing circulating pump, and the outlet of described afterbody casing circulating pump is respectively It is connected with described upper self-loopa spray groove and lower self-loopa spray groove by valve.The miscella of lower extracting stage oil bucket overflow flows to Tail box body oils bucket, is extracted and delivers to out upper self-loopa spray groove, lower self-loopa spray groove sprays downwards by afterbody casing circulating pump, Wherein going up self-loopa spray groove to spray the wet dregs of rice on slide carriage, the wet dregs of rice of afterbody casing lower floor are entered by lower self-loopa spray groove Row spray；Traditional semicircular track afterbody relies on heavy type scratch board promote material descending and turn to, turn to descending during the wet dregs of rice Immersion and drip washing are interrupted；Material of the present utility model relies on Gravitational sliding, contacts at whereabouts Duan Buyu scraper plate, in descending process In proceed soak and drip washing, substantially increase production capacity and the efficiency of leaching.

As further improvement of the utility model, the outlet of described afterbody casing circulating pump is also by more line oil pipe and institute Spray groove or the oil bucket of stating extracting stage are connected.The conveying to upper strata of lower floor's miscella, tail box is achieved by more line oil pipe Body oils bucket plays miscella and is sent to the turnover effect on upper strata, is usually maintained in half dummy status, its extracted amount and new molten amount+extraction quantity Equal.

Accompanying drawing explanation

Being described in further detail this utility model with detailed description of the invention below in conjunction with the accompanying drawings, accompanying drawing only provides ginseng Examine and use is described, being not used to limit this utility model.

Fig. 1 is the flow direction of material figure of infuser.

Fig. 2 is the front view of this utility model infuser afterbody flip module.

Fig. 3 is the axonometric chart of Fig. 1.

Fig. 4 is the axonometric chart of upper drive shaft in this utility model.

Fig. 5 is the axonometric chart of poking device in Fig. 4.

Fig. 6 is the axonometric chart of upper self-loopa spray groove in this utility model.

Fig. 7 is the miscella flow graph of this utility model infuser afterbody flip module.

In figure: 1. buffer bin；1a. charging aperture；2. feed zone；3. go up extracting stage；3a. gets over line spray groove；4. descend extracting stage； 5. the section of draining；6. head casing；6a. discharging opening；7. afterbody casing；7a. upper self-loopa spray groove；Self-loopa spray groove under 7b.； 7c. tail box body oils bucket；7d. slide carriage；7e. striker plate；7f. blind plate；8. upper strata screen；9. lower floor's screen；10. go up drive shaft； The upper fluid pressure drive device of 10a.；10b. upper sprocket wheel；11. times drive shafts；Guider on 12.；13. times tensioning shafts；Lower of 13a. Tight sprocket wheel；14. ring chains；15. scraper plates；16. poking devices；16a. gets stuck；16b. driving lever；16c. driving lever gusset；16d. oar Leaf；B1. afterbody casing circulating pump；G1. line repairing pipe is got over.

Detailed description of the invention

As it is shown in figure 1, infuser includes infuser housing and the ring chain 14 being positioned in infuser housing, infuser shell Body is mutually spliced by head casing 6, feed zone 2, upper extracting stage 3, lower extracting stage 4, the section of draining 5 and afterbody casing 7, annular The upper strata of chain 14 is positioned in feed zone 2 and upper extracting stage 3, and the lower floor of ring chain 14 is positioned at lower extracting stage 4 and the section of draining 5 In, annularly the circumference of chain 14 is uniformly provided with multiple scraper plate 15；The right output port of the right output port of feed zone 2 and the section of draining 5 is divided Not being connected with the two ends up and down of head casing 6 by flange, the left port of the left port of upper extracting stage 3 and lower extracting stage 4 is divided Not being connected with the two ends up and down of afterbody casing 7 by flange, the right output port of the left port of feed zone 2 and upper extracting stage 3 is passed through Flange is connected, and the right output port of lower extracting stage 4 is connected by flange with the left port of the section of draining 5；The right-hand member top of feed zone 2 Connecting has buffer bin 1, the top of buffer bin 1 to be provided with charging aperture 1a, and the bottom of head casing 6 is provided with discharging opening 6a.

After ring chain 14 starts, the oil plant embryo charging aperture 1a from buffer bin 1 top enters, and drives lower berth at drawing-in device On upper layer material bed, upper strata scraper plate promotes material right-to-left to advance from feed zone 2 upwards extracting stage 3, oil plant indusium miscella Becoming the wet dregs of rice after spray, the wet dregs of rice enter afterbody casing 7 from the left end of upper extracting stage 3, and in afterbody casing 7, material drops down onto lower layered material On bed, lower floor's scraper plate promotes material to sequentially pass through to the right lower extracting stage 4 and the section of draining 5 from the bottom of afterbody casing 7, finally arrives Head casing 6 is discharged from discharging opening 6a.Material is during advancing, and material is constantly sprayed, soaks and extracts by extract, The oils and fats leached falls in the oil bucket of lower section.

The bottom of head casing 6 is provided with lower drive shaft 11, and lower drive shaft 11 is provided with lower sprocket, head casing 6 upper Portion is provided with guider 12；The top of afterbody casing 7 is provided with drive shaft 10, and upper drive shaft 10 is provided with upper sprocket wheel 10b, The bottom of afterbody casing 7 is provided with lower tensioning shaft 13, and lower tensioning shaft 13 is provided with lower tightener sprocket 13a, and ring chain 14 is successively Around wrapping on lower sprocket, upper guider 12, upper sprocket wheel 10b and lower tightener sprocket 13a；Upper guider 12 is slide rail or above opens Tight sprocket wheel.

Lower drive shaft 11 is driven by lower fluid pressure drive device, and upper drive shaft 10 is driven by upper fluid pressure drive device 10a, lower liquid Hydraulic driver is connected with same hydraulic oil house steward respectively with upper fluid pressure drive device 10a, hydraulic oil house steward and hydraulic power unit Oil-out be connected.Hydraulic oil is assigned to two for oil inlet pipes by hydraulic oil house steward, then respectively enter fluid pressure drive device 10a and Lower fluid pressure drive device, in upper fluid pressure drive device 10a driving, drive shaft 10 rotates, and lower fluid pressure drive device drives lower drive shaft 11 rotate because upper fluid pressure drive device 10a, lower fluid pressure drive device input hydraulic fluid pressure equal, upper drive shaft 10, under On the output torsion theory of drive shaft 11 identical, by hydraulic system self-balancing pressure, it is ensured that two-axis synchronization even running.

Upper drive shaft 10 and lower drive shaft 11 are the most uniformly provided with multiple poking device 16, each poking device 16 Include that surrounding amplexis is respectively symmetrically in upper drive shaft 10 or the 16a that gets stuck of lower drive shaft 11 periphery, the periphery of the 16a that respectively gets stuck respectively Being provided with the driving lever 16b radially stretched out, driving lever 16b is provided with driving lever gusset 16c to improve intensity, the end of each driving lever 16b Portion is connected to be perpendicular to the blade 16d of driving lever axis.

The wet dregs of rice, when upper extracting stage 3 enters afterbody casing 7, normally can freely drop under the effect of deadweight, once occur Knot arch the most easily produces bridging, forms cantilevered out stock column, drops in big bulk, makes lower layered material bed be difficult to formation stable, with high The bed of material, affects follow-up leaching；Poking device 16 in upper drive shaft 10 rotates with upper drive shaft 10, as produced cantilevered out stock column, Under being forced to dial by the blade 16d of poking device 16, it is achieved drop continuously, it is beneficial to formation on lower layered material bed stable, contour The bed of material.

Lower drive shaft 11 is positioned on the right side of the underface of guider 12, lower tensioning shaft 13 be positioned at drive shaft 10 just under On the left of side；The right side of upper drive shaft 10 is provided with the slide carriage 7d that the left end head with upper strata screen 8 docks mutually, and the lower end of slide carriage 7d is to the left Tilting, be provided with, between lower end and the lower tensioning shaft 13 of slide carriage 7d, the striker plate 7e being tilted to the right, the lower end of striker plate 7e is just Lower section is provided with the blind plate 7f docked with lower floor screen 9 level.

Ring chain 14 is trapezoidal, reduces cornerite and the resistance of guider 12, increases lower tightener sprocket 13a's Cornerite, provides space for the slide carriage 7d in afterbody casing 7, and the wet dregs of rice are along the inclined-plane landing of slide carriage 7d, after skidding off bottom slide carriage 7d Hit and turn at striker plate 7e, then drop on blind plate 7f；Striker plate 7e had both played steering-effecting, slow down again the wet dregs of rice and freely falls The impact that body produces；Lower layered material bed in afterbody casing 7 uses blind plate 7f carrying to fall the wet dregs of rice, and the lower section of blind plate 7f increases support Part, improves impact resistance, again through bar shaped scraper plate drags to lower floor screen 9 on soak after eliminating impact energy on blind plate 7f Wash, it is to avoid the impact of the wet dregs of rice enters in the gap of lower floor's screen 9, causes material leakage, affects the cleannes of miscella.

Use the structure of slide carriage 7d and striker plate 7e compared with the afterbody of semicircular track, be greatly saved space, it is simple to Transport；Slide carriage 7d and striker plate 7e refuses chain and any friction occurs, and common material can be used to make, it is to avoid use bolt Connect, cause the escape at bolt hole.

Hold tightly compared with sliding in afterbody semicircular track with chain in traditional structure, in this utility model afterbody casing 7 The force-bearing situation of upper drive shaft 10 and lower tensioning shaft 13 is good, and running resistance is the least.Afterbody carry out from upper owing to need not scraper plate and Under turn to scraper, scraper plate of the present utility model can use light-duty bar shaped scraper plate, heavy big scraper plate need not be used, oil plant embryo and wet The rough surface of the dregs of rice, adhesion each other is very big, only the light-duty bar shaped scraper plate of lower height need to be used just can to make several times The bed of material in blade height moves forward.

Material of the present utility model relies on Gravitational sliding, contacts at whereabouts Duan Buyu scraper plate, can relay in descending process Continue and carry out soaking and drip washing, substantially increase production capacity and the efficiency of leaching.

The bottom of afterbody casing 7 is provided with tail box body oils bucket 7c, and the lower extracting stage oil of the leftmost side struggles against rearwardly casing oil bucket 7c overflow.Slide carriage 7d upper end be arranged over self-loopa spray groove 7a, lower floor's material of afterbody casing 7 is arranged over down from following Ring spray groove 7b, the lower section of upper extracting stage 3 left part roof is provided with more line spray groove 3a, the bottom of tail box body oils bucket 7c and afterbody The entrance of casing circulating pump B1 connects, the outlet of afterbody casing circulating pump B1 respectively by valve and upper self-loopa spray groove 7a, The entrance of lower self-loopa spray groove 7b and more line spray groove 3a is connected.The left side wall top of upper extracting stage oil bucket connects has more line to mend Oil pipe G1, the more entrance of line repairing pipe G1 are connected with the outlet of afterbody casing circulating pump B1.

The miscella of the lower extracting stage oil bucket overflow of the leftmost side flows to tail box body oils bucket 7c, by afterbody casing circulating pump B1 Extract and deliver to self-loopa spray groove 7a out, lower self-loopa spray groove 7b and more line spray groove 3a sprays downwards, wherein goes up from following The wet dregs of rice on slide carriage 7d are sprayed by ring spray groove 7a, and the wet dregs of rice of afterbody casing 7 lower floor are carried out by lower self-loopa spray groove 7b Spray, add immersion and the drip washing of afterbody compared with traditional semicircular track afterbody, substantially increase leaching production capacity and Efficiency；The left part bed of material of upper extracting stage 3 is sprayed by more line spray groove 3a, and the miscella fallen enters upper extracting stage oil bucket In, it is achieved that lower floor's miscella is to the conveying on upper strata.Tail box body oils bucket 7c plays miscella and is sent to the turnover effect on upper strata, logical Often maintaining half dummy status, its extracted amount is equal with new molten amount+extraction quantity.If the maximum spray of more line spray groove 3a and infiltration Amount can not meet the demand of upper strata extraction, then can open corresponding valve by more line repairing pipe G1 extracting stage directly up oil Bucket fuel feeding.

The foregoing is only the preferable possible embodiments of this utility model, non-therefore limit to patent of the present utility model Protection domain.In addition to the implementation, this utility model can also have other embodiments.All employing equivalents or equivalence become Change the technical scheme of formation, all fall within the protection domain of this utility model requirement.This utility model is special without the technology described Levy and can pass through or use prior art to realize, do not repeat them here.

Claims (6)

1. an infuser afterbody flip module, including afterbody casing, described afterbody casing is provided with and the left port of upper extracting stage The afterbody casing upper port docked mutually and the afterbody casing lower port docked mutually with the left port of lower extracting stage, it is characterised in that: The inner chamber top of described afterbody casing is provided with drive shaft, and described upper drive shaft is driven by upper fluid pressure drive device, described on drive Being provided with upper sprocket wheel on moving axis, the inner chamber bottom of described afterbody casing is provided with lower tensioning shaft, and described lower tensioning shaft is provided with down Tightener sprocket, described lower tensioning shaft is positioned on the left of the underface of described upper drive shaft；Chain successively around wrap in described upper sprocket wheel and On described lower tightener sprocket, upper and lower layer chain level respectively extends to the right.

Infuser afterbody flip module the most according to claim 1, it is characterised in that: the right side of described upper drive shaft is provided with The slide carriage docked mutually with the upper strata screen of described upper extracting stage, the lower end of described slide carriage is tilted to the left, the lower end of described slide carriage And it is provided with, between described lower tensioning shaft, the striker plate being tilted to the right.

Infuser afterbody flip module the most according to claim 2, it is characterised in that: the lower end of described striker plate just under Side is provided with the blind plate that the lower-layer gate plate level with described lower extracting stage docks.

Infuser afterbody flip module the most according to claim 1, it is characterised in that: uniform intervals in described upper drive shaft Being provided with multiple poking device, each described poking device includes surrounding amplexis the getting stuck, respectively of drive shaft periphery on described respectively The described periphery got stuck is respectively symmetrically and is provided with the driving lever radially stretched out, and the end of each described driving lever is connected to vertically Blade in driving lever axis.

Infuser afterbody flip module the most according to claim 2, it is characterised in that: the bottom of described afterbody casing is provided with Tail box body oils bucket, described slide carriage upper end be arranged over self-loopa spray groove, above lower floor's material of described afterbody casing Being provided with lower self-loopa spray groove, the bottom of described tail box body oils bucket is connected with the entrance of afterbody casing circulating pump, described afterbody Casing circulation delivery side of pump is connected with described upper self-loopa spray groove and lower self-loopa spray groove by valve respectively.

Infuser afterbody flip module the most according to claim 5, it is characterised in that: going out of described afterbody casing circulating pump Mouth is connected with spray groove or the oil bucket of described upper extracting stage also by more line oil pipe.