CN218107766U

CN218107766U - Mechanism sand grit crushing and screening device

Info

Publication number: CN218107766U
Application number: CN202222488533.1U
Authority: CN
Inventors: 李超杰
Original assignee: Henan Anshun Mechanical Equipment Co ltd
Current assignee: Henan Anshun Mechanical Equipment Co ltd
Priority date: 2022-09-20
Filing date: 2022-09-20
Publication date: 2022-12-23
Anticipated expiration: 2032-09-20

Abstract

The utility model provides a mechanism sand grit crushing and screening device, relates to the technical field of grit production, and comprises a crushing box, wherein a crushing roller for crushing grit is arranged in the crushing box, a blanking groove is arranged below the crushing roller, a circular screening net is rotationally arranged below the crushing box, at least two kinds of sieve pores are arranged on the screening net, the sieve pores are gradually increased from inside to outside, a material receiving hopper is arranged below each sieve pore, and a support component for supporting the screening net and the material receiving hopper is arranged below the crushing box; carry out the grit through the crushing roller and break, grit after the breakage falls through the charging chute and sieves the net top, and drive arrangement drives the screening net simultaneously and rotates, and the grit that drops on the different sieve meshes is finally collected through connecing the hopper, carries out broken screening to the grit through above-mentioned method, can collect the grit of different granules respectively, and broken screening is effectual.

Description

Mechanism sand grit crushing and screening device

Technical Field

The utility model relates to a grit production technical field specifically is a mechanism sand grit crushing and screening plant.

Background

After the gravel is crushed, the crushed gravel generally needs to be subjected to vibration screening, and in the prior art, the vibration screen is installed in the horizontal direction, so that the screening driving force is very large, and the energy consumption is large; although vibrating motor has the vibration effect to the grit of flowing through, can part the grit of volume size difference, nevertheless often because the grit piles up thickness too big, leads to appearing that the partial small granule grit that should drop downwards rolls into to the large granule grit collection device along with the large granule grit in to cause the not good problem of grit separation quality, need carry out the secondary separation, the time of having wasted, increased treatment cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mechanism sand grit crushing and screening device aims at solving the not good problem of grit separation quality among the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: mechanism sand grit crushing and screening device, including broken case, install the crushing roller that is used for broken grit in the broken case, the below of crushing roller is provided with the silo, broken case below rotates and is provided with the circular shape screening net, the sieve mesh of screening net is provided with two kinds at least, the sieve mesh is crescent from inside to outside, every the sieve mesh below all is provided with and is used for connecing the hopper, broken case below is provided with and is used for supporting the screening net and connects the supporting component of hopper, one side of screening net is provided with and is used for driving screening net pivoted drive arrangement.

In order to make the utility model discloses have the more meticulous function of grit screening, the utility model discloses a further technical scheme does, the discharge opening of charging chute is in directly over screening net center department.

In order to make the utility model discloses have the more meticulous effect of grit screening, the utility model discloses a further technical scheme does, the screening net leans out the setting on the slant by the centre of a circle.

In order to make the utility model discloses have the screening net and rotate more in the same direction as smooth effect, the utility model discloses a further technical scheme does, supporting component includes the supporting leg, the supporting leg top is provided with the supporting disk, be provided with planar bearing between supporting disk and the screening net.

In order to make the utility model discloses have and drive the screening net and carry out the pivoted function, the utility model discloses a further technical scheme does, drive arrangement is including installing the driving motor on the supporting leg, the gear is installed to driving motor's expansion end, the periphery of screening net is provided with the ring gear, the gear meshes with the ring gear mutually.

In order to make the utility model discloses have and place the grit and influence gear revolve's effect, the utility model discloses a further technical scheme does, the periphery of screening net is provided with the retaining ring that hinders that extends to the gear top.

In order to make the utility model discloses have the effect that the grit that will fall on blocking the retaining ring carries out the collection, the utility model discloses a further technical scheme does, block and seted up the blanking hole on the circle, it is provided with the pole that blocks that is used for blockking the grit to block the retaining ring top.

The beneficial effects of the utility model are that:

the utility model discloses during the use, carry out the grit through the crushing roller and break, grit after the breakage falls through the charging conduit and sieves the net top, drive arrangement drives simultaneously and sieves the net and rotate, when sieving the net and carry out the pivoted, the grit that falls on it moves outwards by the centre of a circle because the effect of centrifugal force, the less grit of granule drops in the less sieve mesh through being close to the inner circle, the great grit of granule drops in the sieve mesh through the bigger granule that is close to the outer lane, the grit that drops on different sieve meshes is finally collected through connecing the hopper, carry out crushing and screening to the grit through above-mentioned method, can collect the grit of different granules respectively, crushing and screening's is effectual.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic structural view of a sieving net according to an embodiment of the present invention.

Fig. 3 is a schematic view of another perspective of the sieving net according to the embodiment of the present invention.

Fig. 4 is a schematic view of the internal structure of the crushing box according to the embodiment of the present invention.

In the figure: 1. a crushing box; 2. a crushing roller; 3. a charging chute; 4. screening the net; 5. a receiving hopper; 6. a support assembly; 61. supporting legs; 62. a support disc; 7. a drive device; 71. a drive motor; 72. a gear; 73. a ring gear; 8. a check ring; 9. a blanking hole; 10. the rod is blocked.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1-4, a mechanism sand grit crushing and screening device, including broken case 1, install the crushing roller 2 that is used for broken grit in broken case 1, the below of crushing roller 2 is provided with charging conduit 3, broken case 1 below is rotated and is provided with circular shape screening net 4, the sieve mesh of screening net 4 is provided with at least two kinds, the sieve mesh is crescent from inside to outside, every the sieve mesh below all is provided with and is used for connecing hopper 5, broken case 1 below is provided with and is used for supporting screening net 4 and connects the supporting component 6 of hopper 5, one side of screening net 4 is provided with and is used for driving screening net 4 pivoted drive arrangement 7.

In this embodiment, when carrying out crushing and screening to mechanism sand grit, earlier carry out the grit through crushing roller 2 and break, grit after the breakage falls through charging conduit 3 and sieves net 4 top, drive arrangement drives and sieves net 4 and rotates simultaneously, when sieving net 4 carries out the pivoted, the grit that falls on it moves outwards by the centre of a circle because of the effect of centrifugal force, the less grit of granule drops when less sieve mesh through being close to the inner circle, the great grit of granule drops when the sieve mesh through the great granule that is close to the outer lane, the grit that drops on from different sieve meshes is finally collected through connecing hopper 5, carry out crushing and screening to the grit through above-mentioned method, can collect respectively the grit of different granules, crushing and screening's is effectual.

Preferably, the discharge hole of the charging chute 3 is positioned right above the center of the screening net 4; set up charging chute 3 at screening net 4, can let grit from the outside time of removing in center, reach better screening effect.

Preferably, the screening net 4 is arranged obliquely upwards from the circle center; lean out the slope upwards setting by the centre of a circle through screening net 4, need overcome bigger centripetal force and then reach better screening effect when grit outwards removes.

Specifically, the support assembly 6 comprises a support leg 61, a support plate 62 is arranged above the support leg 61, and a plane bearing is arranged between the support plate 62 and the screening net 4; the screening net 4 is smoother when rotating by arranging the plane bearing.

Specifically, the driving device 7 comprises a driving motor 71 installed on the supporting leg 61, a gear 72 is installed at the movable end of the driving motor 71, a gear ring 73 is arranged on the periphery of the sieving net 4, and the gear 72 is meshed with the gear ring 73; the gear 72 is driven by the driving motor 71 to rotate so as to drive the gear ring 73 to rotate, and the gear ring 73 rotates to drive the screening net 4 to rotate.

Preferably, the screening mesh 4 is provided with a blocking ring 8 extending above the gear 72 at the periphery thereof; by providing the blocking ring 8, sand passing through the screening mesh 4 is prevented from splashing onto the gear 72, damaging the gear 72.

Preferably, the blocking ring 8 is provided with a blanking hole 9, and a blocking rod 10 for blocking sand is arranged above the blocking ring 8; by providing the blocking rod 10, large-grained sand passing through the screening mesh 4 falls from the blanking holes 9.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. The utility model provides a broken screening plant of mechanism sand grit, a serial communication port, including broken case (1), install crushing roller (2) that are used for broken grit in broken case (1), the below of crushing roller (2) is provided with charging chute (3), broken case (1) below is rotated and is provided with circular shape screening net (4), the sieve mesh of screening net (4) is provided with two kinds at least, the sieve mesh is crescent from inside to outside, every the sieve mesh below all is provided with and is used for connecing hopper (5), broken case (1) below is provided with and is used for supporting screening net (4) and connects supporting component (6) of hopper (5), one side of screening net (4) is provided with and is used for driving screening net (4) pivoted drive arrangement (7).

2. The machine-made sand-gravel crushing-screening device according to claim 1, characterized in that the discharge hole of the charging chute (3) is positioned right above the center of the screening net (4).

3. Machine-made sand-gravel crushing-screening device according to claim 1, characterized in that the screening net (4) is arranged obliquely upwards from the centre of the circle outwards.

4. A machine-made sand-gravel crushing-screening device according to any one of claims 1 to 3, wherein the support assembly (6) comprises support legs (61), a support disc (62) is arranged above the support legs (61), and a plane bearing is arranged between the support disc (62) and the screening net (4).

5. The machine-made sand-gravel crushing and screening device according to claim 4, wherein the driving device (7) comprises a driving motor (71) installed on the supporting legs (61), a gear (72) is installed at the movable end of the driving motor (71), a gear ring (73) is arranged on the periphery of the screening net (4), and the gear (72) is meshed with the gear ring (73).

6. A machine-made sand-gravel crushing-screening device according to claim 5, characterized in that the screening net (4) is provided with a blocking ring (8) extending above the gear (72) at its periphery.

7. The machine-made sand, gravel and stone crushing and screening device according to claim 6, wherein the blocking ring (8) is provided with a blanking hole (9), and a blocking rod (10) for blocking gravel is arranged above the blocking ring (8).