CN206519258U - Filter centrifugal - Google Patents

Abstract

The utility model discloses a kind of filter centrifugal, its drip irrigation device is：Including the auger conveyor in rotary drum and rotary drum, it is additionally provided with driving rotary drum and the differential gear of augur, promotion room is constituted between the outer wall of auger conveyor and the inwall of rotary drum, rotary drum is provided with solid outlet, sub-material room provided with closing in auger conveyor, charging aperture is communicated between sub-material room and promotion room, sub-material room is connected with feed pipe, draw-out device is provided with auger conveyor, draw-out device is connected with extraction tube, some first openings are offered in auger conveyor, the first opening is provided with filter layer；The utility model has the advantages that can be efficiently separated to the suspended particulate or even minimum molecule suspended in clarified solution, improve the degree of purity of clarified solution and omit pretreatment procedure, improve the effect being separated by filtration, saving consumptive material and manpower expense.

Description

Filter centrifugal

Technical field

The utility model is related to spin-on filter device, and in particular to filter centrifugal.

Background technology

The sleeping spiral shell filter of centrifugation is a kind of horizontal screw unloading, the filter plant of continuous operation, and such as notification number is A kind of horizontal screw centrifuge disclosed in CN101402072B Chinese patent, including first bearing seat, second bearing seat, and install Differential gear, rotary drum, auger conveyor in first bearing seat, second bearing seat, rotary drum is by cylinder rotary drum and circular cone Rotary drum is constituted, and auger conveyor is arranged in rotary drum inner chamber, the outer wall of auger conveyor and the inwall composition separation chamber of rotary drum, spiral shell Rotation conveyer is correspondingly provided with cylindrical end and tapering point, and cylindrical end is provided with spiral shell to tapering point on the outer wall of auger conveyor Rotation type blade, material enters separation chamber from charging aperture, and due to auger conveyor and the speed discrepancy of rotary drum, material is by centrifugal force Progress separation of solid and liquid is acted in separation chamber, with the effect of helical blade, solid formation continues to be pushed away forward by helical blade, from going out Material mouth is pushed out, and the clarified solution after separating then flows out from liquid outlet, completes separation.

But the horizontal screw centrifuge is in separation of material, the suspended particulate for being difficult to precipitate is suspended with clarified solution, these hang There is suspension in floating particles volume very little, it is impossible to as solid formation is together pushed out, this clarified solution for resulting in liquid outlet outflow Grain, not enough clarification, the effect of separation are not good enough.

Utility model content

The purpose of this utility model is to provide a kind of filter centrifugal, and its advantage is suspension that can be to being suspended in clarified solution Particle is separated, so as to improve the degree of purity of clarified solution, improves the effect being separated by filtration.

Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of filter centrifugal, Including the auger conveyor in rotary drum and rotary drum, driving rotary drum and the differential gear of augur, institute are additionally provided with State and promotion room is constituted between the outer wall of auger conveyor and the inwall of the rotary drum, the rotary drum is provided with solid outlet, institute The sub-material room provided with closing in auger conveyor is stated, charging aperture, described point are communicated between the sub-material room and the promotion room Material room is connected with feed pipe, draw-out device is provided with the auger conveyor, the draw-out device is connected with extraction tube, institute State and some first openings are offered in auger conveyor, first opening is provided with filter layer.

By above-mentioned technical proposal, material enters in sub-material room from feed pipe, and enters promotion room from charging aperture, is rotating When centrifugal force suffered by heavier solid material it is larger, thus the outside of promotion room is thrown toward, from solid outlet outflow；Lighter Centrifugal force is smaller suffered by clarified solution, positioned at the inner side of promotion room, can enter auger conveyor inner chamber by the first opening, be taken out Take device to be pumped into extraction tube, discharge filter.Flow out, extracted out using draw-out device automatically compared to clarified solution in contrast patent It is more quick, thorough.Fixed filter layer can be filtered to the suspension in clarified solution in first opening, prevent from suspending Thing passes through so that suspension is rested in promotion room, will not be flowed out with clarified solution, so as to improve the clarity of clarified solution.

And during rotary drum does not stop high-speed rotation, promote the tiny suspended particulate of chamber inner diameter can be because centrifugal force is produced Filter pressure in the presence of and gradually move to together, aggregation occurs each other, unites, and then forms slightly larger poly- of diameter Collect thing, after diameter increases to a certain extent, aggregation can form the fixed precipitation of centrifugation, from solid outlet discharge so that The solid-liquid separation effect of filter is improved.

The utility model is further arranged to：The draw-out device is centripetal discharge pump.

By above-mentioned technical proposal, filter layer uses screen pack or filter membrane, for the solid particle in filtered fluid, leads to Centripetal discharge pump is crossed to be extracted.

The utility model is further arranged to：The draw-out device is turbofan.

By above-mentioned technical proposal, draw-out device uses turbofan, and filter layer is screen pack or filter membrane, can pass through turbofan Exhausting is carried out, filter layer can be used for filtering the fine impurities in air.

The utility model is further arranged to：It is described to promote chamber interior walls to be fixed with the helicla flute for promoting air.

By above-mentioned technical proposal, air enters can spirally advance when flowing through helicla flute in promotion room, so as to strengthen The rotation of air, increases centrifugal force so that the fine impurities in air preferably can gather under the action of the centrifugal force Collection, is removed.

The utility model is further arranged to：The rotary drum includes straight rotary drum and cone rotary drum, and the auger conveyor includes Cylindrical section and conical section.

By above-mentioned technical proposal, cone rotary drum can cause solid material when being flowed out from solid outlet more with conical section Plus concentrate.

The utility model is further arranged to：The extraction tube is set in outside the feed pipe, and the feed pipe is close to institute One end closing of draw-out device is stated, the feed pipe side is connected with charging and is in charge of, and the charging is in charge of through the extraction tube Side wall connected with the sub-material room.

By above-mentioned technical proposal, extraction tube is set in outside feed pipe, and feed pipe is in charge of through extraction tube by charging Side wall is connected with sub-material room, will not be mixed between extraction tube and feed pipe, and charging will not be mixed with drawing liquid, and be saved The space that extraction tube is occupied with feed pipe.

The utility model is further arranged to：Set on the cone rotary drum between the solid outlet and the straight rotary drum Have and be fixed with dried filter screen in the second opening, second opening.

By above-mentioned technical proposal, the solid material promoted in promotion room to solid outlet can carry moisture, pass through During the second opening, by the propelling extrusion and centrifugal action of blade, solid material is thrown toward the inwall of cone rotary drum, solid material The moisture carried can be extruded from dry filter net filtration layer, improve the drying of the solid material come out from solid outlet Degree, so that the solid-liquid separation effect of filter centrifugal is more preferable.

The utility model is further arranged to：The one end of the feed pipe away from the sub-material room is communicated with feed tank, institute State and ultrasonic transducer is provided with feed tank.

By above-mentioned technical proposal, ultrasonic transducer can carry out aeration supercharging, Ke Yili in feed tank to liquid Filter centrifugal inside is backwashed with ultrasonic transducer, centrifugal filtration effect is improved.

The utility model is further arranged to：The feed pipe is with the extraction tube with the rotary drum junction provided with oil Envelope.

By above-mentioned technical proposal, oil sealing can strengthen the sealing of feed pipe, discharge nozzle and rotary drum junction.

The utility model is further arranged to：Blade is fixed with the cone rotary drum, the blade pitch is with the cone The diameter of rotary drum reduces direction and tapered off setting.

By above-mentioned technical proposal, the blade in cone rotary drum can accelerate the promotion to material, and blade pitch progressively successively decreases, So that the speed that solid material is pushed out slows down gradually, the pusher time is lengthened, and pusher pressure is increased, and progressively makes solid material into height Squeezed state, so as to strengthen the extruding to moisture, reduces the humidity of solid material, improves the mass dryness fraction of solid material, carry The high effect of separation of solid and liquid.

In summary, the utility model has the advantages that：

1st, the suspended particulate suspended in clarified solution is separated by filtration, so as to improve the degree of purity of clarified solution, improved The effect being separated by filtration；

2nd, dried filter screen and conical section progressively reduce the blade of pitch and improve the mass dryness fraction of solid material, improve solid-liquid The effect of separation.

Brief description of the drawings

Fig. 1 is the structural representation of embodiment 1；

Fig. 2 is the enlarged drawing at A in Fig. 1；

Fig. 3 is the structural representation of embodiment 2；

Fig. 4 is the enlarged drawing at B in Fig. 3；

Fig. 5 is the structural representation of embodiment 3；

Fig. 6 is the structural representation of embodiment 4；

Fig. 7 is the structural representation of embodiment 5；

Fig. 8 is the structural representation of embodiment 6.

In figure, 1, differential gear；11st, big end-cover axle；12nd, splined shaft；2nd, rotary drum；21st, straight rotary drum；22nd, rotary drum is bored； 221st, solid outlet；222nd, the second opening；223rd, dried filter screen；24th, oil sealing；25th, dust collecting groove；26th, discharge pipe；3、 Motor；31st, differential mechanism；4th, first bearing seat；41st, second bearing seat；5th, auger conveyor；51st, cylindrical section；511st, first open Mouthful；512nd, filter layer；52nd, conical section；53rd, blade；6th, promotion room；61st, helicla flute；7th, sub-material room；71st, charging aperture；72nd, feed Pipe；721st, charging is in charge of；73rd, blast pipe；8th, draw-out device；81st, extraction tube；82nd, centrifugal pump；83rd, fan is entered；9th, feed tank； 91st, ultrasonic transducer.

Embodiment

The utility model is described in further detail below in conjunction with accompanying drawing.

Embodiment 1：Filter centrifugal, is horizontal, including first bearing seat 4, as depicted in figs. 1 and 2, in the present embodiment Two bearing bracket 41, and differential gear 1 in first bearing seat 4, second bearing seat 41, rotary drum 2, helical feed Device 5, differential gear 1 includes the splined shaft 12 being connected with auger conveyor 5, the big end-cover axle 11 being connected with rotary drum 2, Differential gear 1 is connected with differential mechanism 31 and motor 3.Rotary drum 2 is made up of straight rotary drum 21 and cone rotary drum 22, and cone rotary drum 22 is remote One end from straight rotary drum 21 is provided with solid outlet 221.

Auger conveyor 5 is arranged in the inner chamber of rotary drum 2, the outer wall of auger conveyor 5 and the inwall composition promotion room of rotary drum 2 6, the blade 53 of auger conveyor 5 is located in promotion room 6.

Auger conveyor 5 includes cylindrical section 51 and conical section 52, and cylindrical section 51 and the junction of conical section 52 are provided with closing Sub-material room 7, a circle charging aperture 71 is communicated between sub-material room 7 and promotion room 6, sub-material room 7 is connected with feed pipe 72, in cylinder Draw-out device 8 is provided with section 51, draw-out device 8 is centripetal discharge pump, and centripetal discharge pump is connected with extraction tube 81, and centripetal discharge pump is located at cylindrical section 51 close to one end of splined shaft 12, and extraction tube 81 is passed from feed pipe 72 and is connected through sub-material room 7 with centripetal discharge pump.

Cylindrical section 51 offers some first openings 511, and the shape of the first opening 511 can be the shape such as square or circular Shape, the first opening 511 is provided with filter layer 512, and filter layer 512 uses screen pack or filter membrane.

Cone rotary drum 22 between solid outlet 221 and straight rotary drum 21 is open on 222 provided with the second opening 222, second It is fixed with dried filter screen 223.

The pitch of blade 53 in cone rotary drum 22 tapers off setting as the diameter of cone rotary drum 22 reduces direction.

The course of work：Material enters in sub-material room 7 from feed pipe 72, and enters promotion room 6 from charging aperture 71, when rotating Centrifugal force suffered by heavier solid material is larger, thus is thrown toward the outside of promotion room 6, and pushes cone rotary drum 22 to by blade 53 Moisture in direction, solid material is filtered out when by the second opening 222 by dried filter screen 223, and solid material goes out from solid Material mouth 221 is extruded；Centrifugal force suffered by lighter clarified solution is smaller, positioned at the inner side of promotion room 6, passes through first on cylindrical section 51 Opening 511 enters the inner chamber of cylindrical section 51, and is extracted in the suction extraction tube 81 of device 8, discharges filter centrifugal；In clarified solution Suspended particulate is rested in promotion room 6 by the stop of filter layer 512, and the tiny suspended particulate of diameter can be because of centrifugal force Act on and gradually move to together, aggregation occurs each other, unites, and then form the slightly larger aggregation of diameter, when diameter increases Greatly to a certain extent after, aggregation can form fixed precipitation, so as to push conical section 52 to and from solid outlet by blade 53 221 outflows.

Embodiment 2：Filter centrifugal, as shown in Figure 3 and Figure 4, draw-out device 8 are located at cylindrical section 51 close to conical section 52 One end, extraction tube 81 is set in outside feed pipe 72, and extraction tube 81 is provided with the oil sealing for being used for strengthening sealing property with the junction of rotary drum 2 24, feed pipe 72 is closed close to one end of draw-out device 8, and the side of feed pipe 72 is connected with charging and is in charge of 721, and charging is in charge of 721 Side wall through extraction tube 81 is connected with sub-material room 7.

Material is in charge of 721 by feed pipe 72, charging and passes through the side wall of extraction tube 81 to enter in sub-material room 7, clear during drawing liquid Clear liquid is extracted out of extraction tube 81.Charging will not be mixed with drawing liquid, and save what extraction tube 81 was occupied with feed pipe 72 Space.

Embodiment 3：Filter centrifugal, difference from Example 2 is, as shown in figure 5, feed pipe 72 is away from sub-material room 7 one end, which is communicated with feed tank 9, feed tank 9, is provided with ultrasonic transducer 91.

Embodiment 4：Filter centrifugal, as shown in fig. 6, not having blade 53 in the present embodiment, it is especially useful in purified water, with reality The principle for applying example 1 is identical, and rotary drum 2 is constituted for cone rotary drum 22, and auger conveyor 5, the inwall of auger conveyor 5 are provided with rotary drum 2 Provided with filter layer 512, filter layer 512 is screen pack, and for the granule foreign in filter water, water enters from feed pipe 72, passes through Centrifugal pump 82 is conveyed, and into after in promotion room 6, is filtered by screen pack, clean water can be extended into helical feed Draw-out device 8 in device 5 is extracted, and the draw-out device 8 in the present embodiment is centripetal discharge pump, work of the impurity in water in centrifugal force Discharged under from solid outlet 221.

Embodiment 5：It is vertical in filter centrifugal, the present embodiment, as shown in fig. 7, vertical filter and horizontal filter Similar, the rotary drum 2 of vertical filter is in vertical state, and material enters from feed pipe 72, enters from sub-material room 7 in promotion room 6, Discharged under the influence of centrifugal force from the solid outlet 221 on the side wall of rotary drum 2, clarified solution enters cylinder by filter layer 512 51 inner chambers of section, and be extracted device 8 and extracted out from extraction tube 81, filter layer 512 is screen pack or film.

The principle of the horizontal and vertical both of which of filter centrifugal is all to utilize centrifugal force by the material on filter layer 512 Grain realizes automatic disengagement, and molecule reaches after a certain size volume that its proportion can be continuously increased, is increased to the proportion more than water When will depart from net or film under the influence of centrifugal force so that net or film keep more clean state, filter layer 512 is not Easily block, can be in order to avoid be backwashed and changed filter layer 512 while increase filtration yield.

Embodiment 6：Filter centrifugal in filter centrifugal, the present embodiment is used to filter air, with embodiment 1 Principle it is identical, as shown in figure 8, rotary drum 2 uses straight rotary drum 21 in the present embodiment, draw-out device 8 is turbofan, and filter layer 512 is Screen pack or film, filter membrane used the film of air filtering to be made, and air is entered by entering fan 83 by blast pipe 73, in promotion room 6 inwall is provided with helicla flute 61, and the hand of spiral of helicla flute 61 is consistent with the direction that wind is moved, and air is entered along helicla flute 61 Row is rotated, by the effect of centrifugal force in rotary course, and the fine impurities in air enter the dust opened up on rotary drum 2 and collected In groove 25, the air after purification passes through filter membrane, is extracted out by turbofan, discharges, utilized from discharge pipe 26.

The utility model has the advantages that can be carried out to the suspended particulate or even minimum molecule suspended in clarified solution effective Separation, so as to improve the degree of purity of clarified solution and omit pretreatment procedure, improve the effect that is separated by filtration, save the consumption of great number Material and manpower expense, RO water can also be produced or carry out desalinization by being equipped with corresponding film.

Auger conveyor 5 in the utility model must be rotation, blade 53 can be carried, to accelerate to solid material Propulsion, by rotation solid material can also be made voluntarily to be flowed out from solid outlet 221 without blade 53.But rotary drum 2 can It can not also be rotated with rotating, rotary drum 2 can carry cone rotary drum 22 or is separately formed by straight rotary drum 21, specific design It is to be determined according to different filter material property, but its principle is to be removed automatically on screen pack or film using centrifugal force The filter residue of accumulation so that filter reaches the function that automatic cleaning is blocked, and realizes and improves filter efficiency, filter material is greatly decreased and disappears The effects such as consumption, reduction production cost.

This specific embodiment is only to explain of the present utility model, and it is not to limitation of the present utility model, ability Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but As long as all being protected in right of the present utility model by Patent Law.

Claims (10)

1. a kind of filter centrifugal, including rotary drum（2）And rotary drum（2）Interior auger conveyor（5）, it is additionally provided with driving rotary drum（2） With auger conveyor（5）The differential gear of rotation（1）, the auger conveyor（5）Outer wall and the rotary drum（2）It is interior Promotion room is constituted between wall（6）, the rotary drum（2）It is provided with solid outlet（221）, the auger conveyor（5）Inside it is provided with The sub-material room of closing（7）, it is characterized in that：The sub-material room（7）With the promotion room（6）Between be communicated with charging aperture（71）, institute State sub-material room（7）It is connected with feed pipe（72）, in the auger conveyor（5）Inside it is provided with draw-out device（8）, it is described to extract dress Put（8）It is connected with extraction tube（81）, the auger conveyor（5）Inside offer some first openings（511）, first opening （511）It is provided with filter layer（512）.

2. filter centrifugal according to claim 1, it is characterized in that：The draw-out device（8）For centripetal discharge pump.

3. filter centrifugal according to claim 1, it is characterized in that：The draw-out device（8）For turbofan.

4. filter centrifugal according to claim 3, it is characterized in that：The promotion room（6）Inwall is fixed with for promoting The helicla flute of air（61）.

5. filter centrifugal according to claim 1, it is characterized in that：The rotary drum（2）Including straight rotary drum（21）Turn with cone Drum（22）, the auger conveyor（5）Including cylindrical section（51）And conical section（52）.

6. filter centrifugal according to claim 1, it is characterized in that：The extraction tube（81）It is set in the feed pipe （72）Outside, the feed pipe（72）Close to the draw-out device（8）One end closing, the feed pipe（72）Side be connected with into Material is in charge of（721）, the charging is in charge of（721）Through the extraction tube（81）Side wall and the sub-material room（7）Connection.

7. filter centrifugal according to claim 5, it is characterized in that：The solid outlet（221）With the straight rotary drum （21）Between the cone rotary drum（22）Provided with the second opening（222）, second opening（222）On be fixed with dry filter Net（223）.

8. filter centrifugal according to claim 1, it is characterized in that：The feed pipe（72）Away from the sub-material room（7） One end be communicated with feed tank（9）, the feed tank（9）It is interior to be provided with ultrasonic transducer（91）.

9. filter centrifugal according to claim 1, it is characterized in that：The extraction tube（81）With the rotary drum（2）Connection Place is provided with oil sealing（24）.

10. filter centrifugal according to claim 5, it is characterized in that：The cone rotary drum（22）Inside it is fixed with blade（53）, The blade（53）Pitch is with the cone rotary drum（22）Diameter reduce direction and taper off setting.