CN214239033U

CN214239033U - Centrifugal multistage rubber particle screening device

Info

Publication number: CN214239033U
Application number: CN202023080936.XU
Authority: CN
Inventors: 周德勇
Original assignee: Chongqing Jindun Rubber Product Co ltd
Current assignee: Chongqing Jindun Rubber Product Co ltd
Priority date: 2020-12-19
Filing date: 2020-12-19
Publication date: 2021-09-21
Anticipated expiration: 2030-12-19

Abstract

The utility model provides a centrifugal multistage rubber particle screening device, which comprises a screening disc, a driving motor is arranged below the screening disc and fixed above the ground through a support column, the screening disk is sequentially provided with a plurality of annular screening areas from inside to outside, each screening area is surrounded by a plurality of screening strip holes with the same width, the width of the screening strip holes in different screening areas is gradually reduced from outside to inside, a circle of fixed surrounding edge is fixedly arranged on the outer side of the screening disc, the screening disc is rotatably connected to the inner side of the fixed surrounding edge, a gap is arranged at one side of the fixed surrounding edge, a material receiving net bag is arranged at the surrounding of the gap, a circular material receiving groove matched with the gap is arranged below each screening area, the material receiving groove is obliquely arranged, and the lowest part of the trough is communicated with a first chute, and all the material receiving troughs are fixed above the ground through a support frame.

Description

Centrifugal multistage rubber particle screening device

Technical Field

The utility model relates to a screening technical field, concretely relates to centrifugal rubber granule multi-stage screening device.

Background

Tires are circular ring-shaped elastomeric products of ground rolls mounted on various vehicles or machines. Since the waste tires are difficult to degrade, soil fertility is reduced in the soil for a long time, and the soil and underground water are polluted, the waste tires are properly treated, and the method is very important for protecting the ecological environment. At present, the recycling of waste tires generally comprises the steps of crushing tires, recycling crushed rubber particles and rubber powder to prepare different rubber products again, and the like. Because different rubber products have different requirements on the size of the rubber, the crushed rubber particles need to be screened to be processed into different rubber products.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving the technical problem who exists among the prior art at least, innovated a centrifugal rubber granule multi-stage screening device very much.

In order to realize the above purpose of the utility model, the utility model provides a centrifugal rubber particle multistage screening device, which comprises a screening disc, a driving motor is arranged below the screening disc, the driving motor is fixed above the ground through a support column, a plurality of circular screening areas are sequentially arranged on the screening disc from inside to outside, each screening area is enclosed by a plurality of screening strip holes with the same width, the width of the screening strip holes in different screening areas is gradually reduced from outside to inside, a circle of fixed surrounding edge is fixedly arranged outside the screening disc, the screening disc is rotationally connected to the inner side of the fixed surrounding edge, one side of the fixed surrounding edge is provided with a gap, a material receiving net bag is enclosed at the gap, a circular material receiving groove matched with the gap is arranged below each screening area, the material receiving groove is obliquely arranged and is communicated with a first chute at the lowest position, all connect the silo to pass through the support frame to be fixed in the ground top.

In the scheme, the method comprises the following steps: the two screening disks also comprise double feeding mechanisms;

the double-feeding mechanism comprises a storage box arranged above any one screening disc, a discharge pipe is arranged at the bottom of the storage box, a transfer hopper is arranged below the discharge pipe, a stand column is arranged between the two screening discs, the top of the stand column is rotatably connected with a rotating sleeve, a torsion spring is arranged between the rotating sleeve and the stand column, a push rod extending forwards and backwards is arranged on the left side of the rotating sleeve, a placing seat is arranged below the transfer hopper, a connecting rod is fixedly connected between the placing seat and the rotating sleeve, an extending pipe is sleeved outside the discharge pipe, a telescopic rod is arranged below the storage box, the extending end of the telescopic rod is connected with a fixed cross rod, one end of the fixed cross rod is connected with the extending pipe, a wedge block positioned right above the push rod is arranged on the lower side of the other end of the fixed cross rod, the bottom of the wedge block is arranged into an inclined plane with a lower left side and a higher right side, and the wedge block pushes the push rod to rotate when moving downwards under the action of the downward moving telescopic rod, the transfer hopper is enabled to rotate towards a second chute, and the tail end of the second chute extends to be right above the center of the other screening disc;

the utility model discloses a rubber particle transfer bucket, including placing the seat, place the seat and be equipped with the rotation journal stirrup that is located the left and right sides that shifts the fill, shift to fight and rotate to be connected on rotating the journal stirrup, shift to fight and be the scraper bowl form, when shifting to fight and being located initial condition, its slant ejection of compact opening sets up towards the rear side, the top of second chute is located shifts and fights under the rotation back, be equipped with the gag lever post that extends around the second chute, make the gag lever post can promote to shift to fight the slope just and pour rubber particle.

In the scheme, the method comprises the following steps: the material receiving net bags of the two screening disks are arranged back to back. The material receiving net bag is convenient to take out.

In the scheme, the method comprises the following steps: the top of the screening disc is conical. The rubber particles can move to the outer side of the screening disc conveniently.

In the scheme, the method comprises the following steps: all connect the silo top all with screening disc in mutual contact, connect the slope of silo bottom to set up, and lean on the bottom that connects the silo that the outside set up to be higher than the bottom that connects the silo that leans on the inboard to set up. Avoid the rubber granule to fly out from the clearance between connecing silo and the screening disc, improve screening efficiency.

In the scheme, the method comprises the following steps: the screening strip holes are arc-shaped.

In the scheme, the method comprises the following steps: the screening strip holes are encircled into a plurality of circular rings which gradually become larger from outside to inside.

In the scheme, the method comprises the following steps: the screening strip holes arranged close to the outer side and the screening strip holes adjacent to the inner side are arranged in a staggered mode. The screening efficiency is improved.

In the scheme, the method comprises the following steps: the screening strip hole of the outermost ring is arranged close to the fixed surrounding edge. Can fall out from the screening strip hole along the in-process of fixed surrounding edge circle when the rubber granule drops at the bottommost, avoid missing all screening strip holes completely because rubber granule dwell time is too short on the screening disc.

In the scheme, the method comprises the following steps: the difference between the outer diameter and the inner diameter of a plurality of screening areas is equal.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the plastic rubber particles with different sizes can be screened, so that multi-stage screening is realized, and subsequent melting processing and the like are facilitated;

2. the material string bag that connects that sets up can be retrieved the rubber granule that is greater than all screening strip holes, is convenient for carry out secondary crushing or other processing steps, and only sets up a breach and can ensure even do not drop into at the in-process that outwards removed on the screening disc, also can increase the length of circle as far as possible at the in-process that leans on fixed surrounding edge to circle, and drop into in the screening strip hole, increase the dwell time on the screening disc.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of the rotation of the receiving hopper of the present invention;

FIG. 3 is a schematic view of the discharge of the receiving hopper of the present invention;

figure 4 is a top view of the screening disk and the fixed curb of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1-4, a centrifugal multistage rubber particle screening device comprises a double feeding mechanism and two screening disks 2, wherein a driving motor 4 is arranged below the screening disks 2. The driving motor 4 is fixed above the ground through a support column, and three annular screening areas are sequentially arranged on the screening disc 2 from inside to outside. Preferably, the difference between the outer diameter and the inner diameter of each screening zone is equal. Each screening area is formed by surrounding a plurality of screening bar holes 2a with the same width, and the width of the screening bar holes 2a in different screening areas is gradually reduced from outside to inside. The outer side of the screening disc 2 is fixedly provided with a circle of fixed surrounding edge 2b, and the screening disc 2 is rotatably connected to the inner side of the fixed surrounding edge 2 b. One side of the fixed surrounding edge 2b is provided with a notch 2c, and a material receiving net bag 3 is surrounded at the notch 2 c. Annular material receiving grooves 5 matched with the three screening areas are arranged below the three screening areas. The three material receiving grooves 5 are a first material receiving groove 5a, a second material receiving groove 5b and a third material receiving groove 5c from outside to inside in sequence. Preferably, the tops of the first material receiving groove 5a, the second material receiving groove 5b and the third material receiving groove 5c are in mutual contact with the bottom of the screening disc 2, so that rubber particles are prevented from flying out of a gap between the bottom of the material receiving groove 5 and the bottom of the screening disc 2, and the screening effect is improved.

The bottoms of the first material receiving groove 5a, the second material receiving groove 5b and the third material receiving groove 5c are all obliquely arranged. And the bottom of the material receiving groove 5 arranged close to the outer side is higher than the bottom of the material receiving groove 5 arranged close to the inner side. And the lowest part of the trough is communicated with a first chute 7, and all the material receiving grooves 5 are fixed above the ground through a supporting frame 6. The fixed surrounding edge 2b is fixedly connected with the material receiving groove 5.

Wherein, two feed mechanism are including setting up the storage case 17 in arbitrary one screening disc 2 top, and storage case 17 bottom is equipped with discharging pipe 16, and discharging pipe 16 below is equipped with and shifts fill 15. Be equipped with stand 8 between two screening discs 2, the top of stand 8 is rotated and is connected with and is rotated cover 12, is equipped with torsional spring 9 between rotation cover 12 and the stand 8, rotates cover 12 and leans on the left side to be equipped with the push rod 14 that extends around. Transfer and fight 15 below and be equipped with and place seat 23, place fixedly connected with connecting rod 20 between seat 23 and the rotation cover 12, discharging pipe 16 overcoat has extension pipe 21, and storage box 17 below is equipped with telescopic link 18, and the end that stretches out of telescopic link 18 is connected with fixed horizontal pole 19. One end of the fixed cross bar 19 is connected with the extension pipe 21, and the lower side of the other end is provided with a wedge block 13 which is positioned right above the push rod 14. The bottom of the wedge block 13 is set to be a slope with a lower left and a higher right, and the wedge block 13 just pushes the push rod 14 to rotate when moving downwards under the action of the downwards moving telescopic rod 18, so that the transfer bucket 15 rotates towards the second chute 10. The end of the second chute 10 extends to the right above the centre of the other screening disc 2.

Wherein, it is equipped with the rotation journal stirrup 22 that is located the left and right sides that shifts fill 15 on placing seat 23, shifts fill 15 and rotates to be connected on rotating journal stirrup 22, shifts fill 15 and is the scraper bowl form, shifts when fighting 15 is located initial condition, and its slant ejection of compact opening sets up towards the rear side, and the top of second chute 10 is located shifts and fights 15 and rotate the back under, is equipped with the gag lever post 11 that extends around on the second chute 10, makes gag lever post 11 to promote to shift fill 15 slope just and pours rubber granules.

Preferably, the material receiving net bags 3 of the two screening disks 2 are arranged back to back.

Preferably, the top of the screening disc 2 is provided with a conical shape.

Preferably, the screen bar hole 2a has a circular arc shape. And the screening strip holes 2a enclose a plurality of circular rings which gradually increase from outside to inside. Wherein, the screening strip hole 2a that is arranged near the outside is staggered with the screening strip hole 2a of the adjacent inside. Preferably, the screen bar holes 2a of the outermost circle are provided with 2b close to the fixed surrounding edge.

When the rubber particle transfer hopper is used, all rubber particles are poured into the storage box 17 and fall onto the transfer hopper 15 through the discharge pipe 16. The telescopic rod 18 is started to push the wedge block 13 downwards, the push rod 14 is pushed to rotate through the inclined surface of the wedge block 13, and therefore the transfer bucket 15 is rotated towards the second chute 10. Meanwhile, the telescopic rod 18 also extends downwards out of the extension pipe 21, so that the length of the discharge pipe 16 is increased, and splashing is avoided. After the transfer hopper 15 rotates, the rubber particles in the storage box 17 can directly fall down onto the screening disc 2 below the storage box 17.

When the transfer bucket 15 rotates at the second chute 10, the stopper rod 11 can be inclined as shown in fig. 3, so that the rubber particles in the transfer bucket 15 can be poured out. And thus along the second chute 10 onto the other screening disc 2.

Rubber granules drops on screening disc 2 after, rolls outwards along screening disc 2 upper surface to fall into and fall out in corresponding screening strip hole 2a, then drop in the corresponding silo 5 that connects. Rubber particles larger than all the screening strip holes 2a rotate along with the screening disc 2 in the fixed surrounding edge 2b, and fall into the material receiving net bag 3 when rotating to the notch 2 c.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides a centrifugal multistage screening plant of rubber granule which characterized in that: including screening disc (2), screening disc (2) below is equipped with driving motor (4), and driving motor (4) are fixed in the ground top through the support column, screening disc (2) are gone up and are established to the annular screening region of a plurality of ring from inside to outside in proper order, and every screening region is enclosed by a plurality of screening strip holes (2a) that the width is unanimous, and the width of screening strip hole (2a) in the different screening regions reduces from outside to inside gradually, screening disc (2) outside has set firmly round fixed surrounding edge (2b), screening disc (2) rotate to be connected in fixed surrounding edge (2b) inboard, one side of fixed surrounding edge (2b) is equipped with breach (2c), breach (2c) department encloses and is equipped with and connects material string bag (3), and every screening region below all is equipped with the annular silo (5) that connect that connects of ring form that matches with it, connect silo (5) slope setting, and the lowest part of the trough is communicated with a first chute (7), and all the material receiving grooves (5) are fixed above the ground through a supporting frame (6).

2. A centrifugal multistage rubber particle screening apparatus as recited in claim 1, wherein: the two screening disks (2) also comprise a double-feeding mechanism;

the double-feeding mechanism comprises a storage box (17) arranged above any one screening disc (2), a discharge pipe (16) is arranged at the bottom of the storage box (17), a transfer hopper (15) is arranged below the discharge pipe (16), a stand column (8) is arranged between the two screening discs (2), the top of the stand column (8) is rotatably connected with a rotating sleeve (12), a torsion spring (9) is arranged between the rotating sleeve (12) and the stand column (8), a push rod (14) extending forwards and backwards is arranged on the left side of the rotating sleeve (12), a placing seat (23) is arranged below the transfer hopper (15), a connecting rod (20) is fixedly connected between the placing seat (23) and the rotating sleeve (12), an extension pipe (21) is sleeved outside the discharge pipe (16), a telescopic rod (18) is arranged below the storage box (17), and the extending end of the telescopic rod (18) is connected with a fixed cross rod (19), one end of the fixed cross rod (19) is connected with the extension pipe (21), a wedge block (13) positioned right above the push rod (14) is arranged on the lower side of the other end of the fixed cross rod (19), the bottom of the wedge block (13) is an inclined plane with a lower left and a higher right, and the wedge block (13) just pushes the push rod (14) to rotate when moving downwards under the action of the downward moving telescopic rod (18), so that the transfer hopper (15) rotates towards the second chute (10), and the tail end of the second chute (10) extends right above the circle center of the other screening disc (2);

place and be equipped with rotation journal stirrup (22) that are located the left and right sides that shifts fill (15) on seat (23), shift fill (15) and rotate to connect on rotating journal stirrup (22), shift fill (15) and be the scraper bowl form, when shifting fill (15) and being located initial condition, its slant ejection of compact opening sets up towards the rear side, the top of second chute (10) is located shifts fill (15) and rotates the back under, be equipped with gag lever post (11) that extend around on second chute (10), make gag lever post (11) can promote to shift fill (15) slope just and pour out rubber granule.

3. A centrifugal multistage rubber particle screening apparatus as claimed in claim 2, wherein: the material receiving net bags (3) of the two screening disks (2) are arranged back to back.

4. A centrifugal multistage rubber particle screening apparatus as claimed in claim 3, wherein: the top of the screening disc (2) is conical.

5. A centrifugal multistage rubber particle screening apparatus as recited in claim 1, wherein: the screening strip holes (2a) are arc-shaped.

6. A centrifugal multistage rubber particle screening apparatus as claimed in claim 5, wherein: the screening strip holes (2a) are encircled into a plurality of circular rings which are gradually enlarged from outside to inside.

7. A centrifugal multistage rubber particle screening apparatus as claimed in claim 6, wherein: the screening strip holes (2a) arranged close to the outer side and the adjacent screening strip holes (2a) on the inner side are arranged in a staggered mode.

8. A centrifugal multistage rubber particle screening apparatus as claimed in claim 7, wherein: the screening strip hole (2a) at the outermost ring is arranged close to the fixed surrounding edge (2 b).

9. A centrifugal multistage rubber particle screening apparatus as recited in claim 1, wherein: the difference between the outer diameter and the inner diameter of a plurality of screening areas is equal.

10. A centrifugal multistage rubber particle screening apparatus as recited in claim 1, wherein: all connect silo (5) tops all with screening disc (2) mutual contact, connect silo (5) bottom slope setting, and lean on the bottom that connects silo (5) that the outside set up to be higher than the bottom that connects silo (5) that leans on the inboard to set up.