CN209006124U - Novel separating sieve cage - Google Patents

Abstract

The utility model discloses a kind of novel separating sieve cages comprising shaft, interior sieve cage, outer sieve cage and the preposition sieve cage being obliquely installed, rotation is equipped with shaft on the rack, is equipped with the interior sieve cage and outer sieve cage being arranged inside and outside in the external fixing sleeve of shaft；The shaft outer cover for sieving cage front end outside is equipped with preposition sieve cage.Advantage: preposition sieve cage is added in the feed end of double deck screen cage, raw material enters in preposition sieve cage, preposition sieve cage inner space is larger, under the drive of sieve cage most of smaller impurity can be sifted out by preposition sieve cage, larger impurity and material then enter interior sieve cage through connecting cylinder, carry out regrading, smaller impurity and material then enter between inside and outside sieve cage, further the smaller impurity being entrained in material is sieved away by outer sieve cage, smaller impurity separates twice by preposition sieve cage and outer sieve cage, screening effect can effectively be enhanced, screening effect is good；Provided with interior outer roller brush, the mesh that can internally sieve cage, preposition sieve cage and outer sieve cage is dredged, and improves screening effect.

Description

Novel separating sieve cage

Technical field:

The utility model relates to a kind of screening plants, relate in particular to a kind of novel separating sieve cage.

Background technique:

Double deck screen cage is the commonly used equipment of sieving granular material, and primary structure is to sieve cage inside and outside including, by feeding It holds to discharge end and tilts, during screening, raw material is sent into interior sieve cage, big impurity is trapped in interior sieve cage, smaller Impurity and material move between inside and outside sieve cage, and lesser impurity sieves away through outer sieve cage；But due to inside and outside sieve cage it Between space it is smaller, so charging rate cannot be too fast, if excessive velocities are added in material, can be fully loaded between inside and outside sieve cage smaller Impurity and material are just discharged together with material so that smaller impurity has little time to sieve through outer sieve cage, and screening effect is poor, especially uses When sieving tubers fruit, doped with soil block in fruit, more it is not readily separated；If charging rate is slow, screening efficiency is low, at This height；Also, sieve cage mesh easily blocks, and further influences screening effect.

Utility model content:

The purpose of this utility model is to provide a kind of good novel separating sieve cages of screening effect.

The utility model is implemented by following technical solution: novel separating sieve cage comprising the shaft that is obliquely installed, interior sieve Cage, outer sieve cage and preposition sieve cage, rotation is equipped with the shaft on the rack, is equipped with interior peripheral hardware in the external fixing sleeve of the shaft The interior sieve cage and the outer sieve cage set；The shaft outer cover in the outer sieve cage front end is equipped with the preposition sieve cage, Fixation is docked with the front end of the outer sieve cage in the rear end of the preposition sieve cage, in the inner wall and the interior sieve cage of the preposition sieve cage Front end between be connected with horn-like connecting cylinder；Motor or gearbox, the motor or speed change are fixed in the rack The output shaft of case passes through transmission mechanism and the preposition sieve cage or outer sieve cage transmission connection.

Further, it is fixedly connected with ring baffle between the rear end of the outer sieve cage and the rear end of the interior sieve cage, Outer sieve cage discharge port is along the circumferential direction offered on the side wall adjacent with the baffle of the outer sieve cage rear end.

Further, the rear end of the interior sieve cage extends to the outside of the outer sieve cage.

Further, it is described it is interior sieve cage rear end extend to it is described it is outer sieve cage outside, it is described it is outer sieve cage rear end with It is fixedly connected with ring baffle between the rear end of the interior sieve cage, outer sieve cage discharging is along the circumferential direction offered on the baffle Mouthful.

Further, the axially disposed harrow nail of several columns is fixed in the inner wall of the outer sieve cage.

Further, several pairs of supports are fixed in the rack below the preposition sieve cage and the outer sieve cage Wheel, the axis of the support wheel are arranged in parallel relative to the axis of the shaft.

Further, the transmission mechanism include be fixed on it is second driven outside the preposition sieve cage or the outer sieve cage Gear ring, and the second driving gear being fixed on the output shaft, second driving gear are nibbled with the described second driven gear ring Close transmission.

Further, guide vane is fixed on the inner wall of the preposition sieve cage.

Further, outer roller brush, the roller brush axis of the outer roller brush are fixed in the outside of the outer sieve cage and preposition sieve cage Both ends are connect with the gantry rotation respectively, and the bristle of the outer roller brush connects with the outer sieve cage and the preposition sieve cage sliding Touching.

Further, interior roller brush, the both ends point of the roller brush axis of the interior roller brush are equipped in the inner rotation of the interior sieve cage It is not connect with the gantry rotation, the bristle of the interior roller brush and the interior sieve cage sliding contact.

Further, the first master is fixed in the rear end of the front end of the preposition sieve cage, the rear end of interior sieve cage or outer sieve cage Movable tooth circle is fixed with the first driven gear engaged with the first active gear ring on the roller brush axis.

Further, scraping along the shaft axial restraint is respectively and fixedly provided in the inner side and outer side of the outer sieve cage discharge port Plate.

The advantages of the utility model: preposition sieve cage is added in the feed end of double deck screen cage, raw material enters in preposition sieve cage, preceding It is larger to set sieve cage inner space, under the drive of sieve cage most of smaller impurity can be sifted out by preposition sieve cage, larger impurity And material then enters interior sieve cage through connecting cylinder, carries out regrading, smaller impurity and material then enter between inside and outside sieve cage, pass through Outer sieve cage further sieves away the smaller impurity being entrained in material, and smaller impurity passes through preposition sieve cage and outer sieve cage twice Separation, can effectively enhance screening effect, screening effect is good；Provided with interior outer roller brush, cage, preposition sieve cage and outer sieve can be internally sieved The mesh of cage is dredged, and screening effect is improved.

Detailed description of the invention:

Fig. 1 is the overall structure diagram of the present embodiment 1.

Fig. 2 is the A-A cross-sectional view of Fig. 1.

Fig. 3 is the overall structure diagram of embodiment 2.

Fig. 4 is the overall structure diagram of embodiment 3.

Shaft 1, interior sieve cage 2, outer sieve cage 3, preposition sieve cage 4, rack 5, connecting cylinder 6, motor 7, transmission mechanism 8, baffle 9, Outer sieve cage discharge port 10, harrow nail 11, support wheel 12, the second driven gear ring 13, the second driving gear 14, guide vane 15, outer roller Brush 16, interior roller brush 17, roller brush axis 18, the first active gear ring 19, the first driven gear 20, scraper plate 21.

Specific embodiment:

Embodiment 1: as depicted in figs. 1 and 2, novel separating sieve cage comprising the shaft 1 that is obliquely installed, interior sieve cage 2, outside Cage 3 and preposition sieve cage 4 are sieved, rotation is equipped with shaft 1 in rack 5, is equipped with the interior sieve being arranged inside and outside in the external fixing sleeve of shaft 1 Cage 2 and outer sieve cage 3；Several pairs of support wheels 12 are fixed in the rack 5 below preposition sieve cage 4 and outer sieve cage 3, support wheel 12 Axis is arranged in parallel relative to the axis of shaft 1；Support wheel 12 is sheave, is provided on sieve 3 outer wall of cage matches with sheave outside Track, sheave rolls along track, and support wheel 12 together plays a supporting role to inside and outside sieve cage and preposition sieve cage 4 with shaft 1；

1 outer cover of shaft for sieving 3 front end of cage outside is equipped with preposition sieve cage 4, before rear end and the outer sieve cage 3 of preposition sieve cage 4 End docking is fixed, and is connected with horn-like connecting cylinder 6, connecting cylinder 6 between the inner wall of preposition sieve cage 4 and the front end of interior sieve cage 2 Be set as horn-like, convenient for by it is preposition sieve cage 4 in material excessively into interior sieve cage 2；

Be fixed with motor 7 or gearbox in rack 5, the output shaft of motor 7 or gearbox by transmission mechanism 8 with it is preposition It sieves cage 4 or outer sieve cage 3 is sequentially connected, transmission mechanism 8 includes the second driven tooth being fixed on outside preposition sieve cage 4 or outer sieve cage 3 Circle 13, and the second driving gear 14 being fixed on output shaft, the second driving gear 14 and the second driven 13 engaged transmission of gear ring； Motor 7 is independently arranged in the present embodiment in rack 5, the outside of preposition sieve cage 4 has been arranged in the second driven gear ring 13；It will be former Material is sent into the inside of preposition sieve cage 4, and motor 7 drives preposition sieve cage by the second driving gear 14 and the second driven transmission of gear ring 13 4 and inside and outside sieve cage unitary rotation raw material is sieved, the most of smaller impurity adulterated in the feed is sieved through preposition sieve cage 4 It goes out, big impurity and material enter in interior sieve cage 2 through connecting cylinder 6 and be discharged through the interior rear end for sieving cage 2, and big impurity is trapped in In interior sieve cage 2, material and smaller impurity enter in outer sieve cage 3, and remaining smaller material further sieves away through outer sieve cage 3；

The inner wall for sieving cage 3 outside is fixed with the axially disposed harrow nail 11 of several columns, and harrow nail 11 can be between inside and outside sieve cage Material be stirred dredging, meanwhile, harvest tubers fruit when, soil block can be hit when falling under Gravitative Loads harrow nail 11 break It is broken, and then reinforce screening effect；

Outside sieve cage 3 rear end and it is interior sieve cage 2 rear end between be fixedly connected with ring baffle 9, outside sieve 3 rear end of cage with Outer sieve cage discharge port 10 is along the circumferential direction offered on the adjacent side wall of baffle 9, material is discharged through outer sieve cage discharge port 10, outside The inner side and outer side of sieve cage discharge port 10 is respectively and fixedly provided with the scraper plate 21 along 1 axial restraint of shaft, inside outer sieve cage discharge port 10 For dredging material while playing the guiding role, the scraper plate 21 in outer 10 outside of sieve cage discharge port is used to smooth out collection below scraper plate 21 Material in hopper, prevents material accumulation.

Embodiment 2: as shown in figure 3, its overall structure is same as Example 1, the difference is that, the rear end of interior sieve cage 2 The outside for extending to outer sieve cage 3 sieves be fixedly connected with ring baffle 9 between the rear end of cage 3 and the rear end of interior sieve cage 2 outside, Outer sieve cage discharge port 10 is along the circumferential direction offered on baffle 9, material is discharged through outer sieve cage discharge port 10；Cage 3 and preceding is sieved outside The outside for setting sieve cage 4 is fixed with outer roller brush 16, and 18 both ends of roller brush axis of outer roller brush 16 are rotatablely connected with rack 5 respectively, outer roller brush 16 bristle and outer sieve cage 3 and preposition 4 sliding contact of sieve cage；The inner rotation for sieving cage 2 inside is equipped with interior roller brush 17, interior roller brush 17 The both ends of roller brush axis 18 be rotatablely connected respectively with rack 5, the bristle of interior roller brush 17 and interior 2 sliding contact of sieve cage；Preposition sieve cage 4 And during inside and outside sieve cage rotation, with corresponding outer roller brush 16 or interior 17 sliding contact of roller brush, pass through the bristle of interior outer roller brush The mesh of preposition sieve cage 4 and inside and outside sieve cage can be dredged, prevent from blocking.

Embodiment 3: as shown in figure 4, its overall structure is same as Example 2, the difference is that, the rear end of interior sieve cage 2 The outside of outer sieve cage 3 is extended to, the rear end of the rear end and outer sieve cage 3 of big impurity and material respectively through interior sieve cage 2 is discharged；

It is fixed with guide vane 15 on the inner wall of preposition sieve cage 4, can be several relative to the inclination of preposition 4 axis of sieve cage The stock guide of setting, can also be helical blade shown in the present embodiment, and guide vane 15 and preposition sieve cage 4 rotate together can be into One step imports the material in preposition sieve cage 4 in interior sieve cage 2；

It is fixed with the first active gear ring 19 in the rear end of the front end of preposition sieve cage 4, the rear end of interior sieve cage 2 or outer sieve cage 3, The first driven gear 20 engaged with the first active gear ring 19 is fixed on roller brush axis 18；Preposition sieve cage 4 passes through the first driving tooth Circle 19 and the transmission of the first driven gear 20 drive interior roller brush 17 and roller brush axis 18 to rotate, and further strengthen bristle dredging for sieve cage Logical effect.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model Protection scope within.

Claims (12)

1. novel separating sieve cage, which is characterized in that it includes the shaft being obliquely installed, interior sieve cage, outer sieve cage and preposition sieve cage, Rotation is equipped with the shaft in rack, the external fixing sleeve of the shaft be equipped with the interior sieve cage that is arranged inside and outside and it is described outside Sieve cage；The shaft outer cover in the outer sieve cage front end is equipped with the preposition sieve cage, the rear end of the preposition sieve cage and institute The front end docking for stating outer sieve cage is fixed, and is connected between the inner wall of the preposition sieve cage and the front end of the interior sieve cage horn-like Connecting cylinder；It is fixed with motor or gearbox in the rack, the output shaft of the motor or the gearbox passes through transmission Mechanism and the preposition sieve cage or the outer sieve cage are sequentially connected.

2. novel separating sieve cage according to claim 1, which is characterized in that rear end and the interior sieve in the outer sieve cage It is fixedly connected with ring baffle between the rear end of cage, it is circumferentially square on the side wall adjacent with the baffle of the outer sieve cage rear end To offering outer sieve cage discharge port.

3. novel separating sieve cage according to claim 1, which is characterized in that the rear end of the interior sieve cage extends to described outer Sieve the outside of cage.

4. novel separating sieve cage according to claim 1, which is characterized in that the rear end of the interior sieve cage extends to described outer The outside for sieving cage is fixedly connected with ring baffle between the rear end of the outer sieve cage and the rear end of the interior sieve cage, described Outer sieve cage discharge port is along the circumferential direction offered on baffle.

5. novel separating sieve cage according to any one of claims 1 to 4, which is characterized in that solid in the inner wall of the outer sieve cage Surely the harrow nail for having several columns axially disposed.

6. novel separating sieve cage according to any one of claims 1 to 4, which is characterized in that in the preposition sieve cage and described Several pairs of support wheels, axis of the axis of the support wheel relative to the shaft are fixed in the rack below outer sieve cage It is arranged in parallel.

7. novel separating sieve cage according to any one of claims 1 to 4, which is characterized in that the transmission mechanism includes fixing The second driven gear ring outside the preposition sieve cage or the outer sieve cage, and the second driving tooth being fixed on the output shaft Wheel, second driving gear and the described second driven gear ring engaged transmission.

8. novel separating sieve cage according to any one of claims 1 to 4, which is characterized in that in the inner wall of the preposition sieve cage On be fixed with guide vane.

9. novel separating sieve cage according to claim 1, which is characterized in that in the outer sieve cage and the preposition sieve cage Outside is fixed with outer roller brush, and the roller brush axis both ends of the outer roller brush are connect with the gantry rotation respectively, the brush of the outer roller brush Hair and the outer sieve cage and the preposition sieve cage sliding contact.

10. novel separating sieve cage according to claim 1, which is characterized in that be equipped in the inner rotation of the interior sieve cage The both ends of interior roller brush, the roller brush axis of the interior roller brush are connect with the gantry rotation respectively, the bristle of the interior roller brush with it is described Interior sieve cage sliding contact.

11. according to any novel separating sieve cage of claim 9 or 10, which is characterized in that before the preposition sieve cage The rear end at end, the rear end of the interior sieve cage or the outer sieve cage is fixed with the first active gear ring, is fixed on the roller brush axis The first driven gear engaged with the first active gear ring.

12. novel separating sieve cage according to claim 2, which is characterized in that it is described it is outer sieve cage discharge port inside and Outside is respectively and fixedly provided with the scraper plate along the shaft axial restraint.