CN220738075U - Pre-spraying device for wet screening of sand aggregate - Google Patents

Abstract

The utility model discloses a pre-spraying device for wet screening of sand aggregates, belongs to the technical field of sand aggregate processing, and aims to solve the problems that in the prior art, stacking density of sand aggregates is high, sprayed water flow cannot wet all the sand aggregates for the first time, long-time spraying is needed, so that water resource consumption is high during spraying, and spraying efficiency is low. The spraying device comprises a spraying table, a ceiling, a material conveying box and a conveying belt, wherein the ceiling is arranged above the spraying table, a cavity for spraying water to flow in is arranged in the ceiling in a hollow mode, a water inlet pipe is communicated with the side wall of the ceiling, and a plurality of groups of spray heads are uniformly distributed on the surface of the ceiling facing the spraying table; the material conveying boxes are arranged on the inner side of the spraying table and are distributed in a staggered mode in a step mode. This wet sieving's of grit aggregate spray set in advance, the upset is accomplished automatically to grit aggregate to the contact range of grit and water is more extensive, can effectively promote the spraying effect to the dust, and the dust fall quality is high.

Description

Pre-spraying device for wet screening of sand aggregate

Technical Field

The utility model belongs to the technical field of sand aggregate processing, and particularly relates to a pre-spraying device for sand aggregate wet screening.

Background

In the mining process, the grit aggregate that produces is according to the user demand, the different particle diameter of big or small granule needs to sieve, and grit aggregate is owing to self attached to a large amount of dust, consequently can raise a large amount of dust in screening process, great to environmental impact, spray in advance when needing to sieve the grit aggregate in advance to the spraying device has appeared in the market at present, reduce the degree that the dust flies, wet separation is carried out to the grit aggregate, current spraying mode stacks the grit aggregate together, carry out unified spraying, but because the stacking density of grit aggregate is higher, the rivers that spray can not wet all grit aggregates in the first time, need long-time spraying, therefore water resource consumes greatly when spraying, and the efficiency of spraying is lower.

Disclosure of Invention

(1) Technical problem to be solved

Aiming at the defects of the prior art, the utility model aims to provide a pre-spraying device for wet screening of sand aggregates, which aims to solve the problems that the stacking density of the sand aggregates in the prior art is higher, and sprayed water flow cannot wet all the sand aggregates for the first time and long-time spraying is needed, so that water resource consumption is higher during spraying, and the spraying efficiency is lower.

(2) Technical proposal

In order to solve the technical problems, the utility model provides a pre-spraying device for wet screening of sand aggregates, which comprises a spraying table, a ceiling, a material conveying box and a conveying belt, wherein the ceiling is arranged above the spraying table, a cavity for flowing in spraying water is arranged in the ceiling in a hollow manner, a water inlet pipe is communicated with the side wall of the ceiling, and a plurality of groups of spray heads are uniformly distributed on the surface of the ceiling facing the spraying table; the conveying boxes are arranged on the inner side of the spraying table, a plurality of groups of the conveying boxes are distributed in a step staggered mode, the plurality of groups of the conveying boxes are provided with discharging openings, a baffle plate is movably arranged on the inner side of each discharging opening, a bearing bottom plate is arranged in each conveying box, the bearing bottom plate is obliquely arranged, and one end with low inclination faces the discharging opening; the surface of the bearing bottom plate is provided with a plurality of meshes. The arrangement of the meshes enables the bearing bottom plate to discharge muddy water sprayed with the sand aggregate.

Preferably, a movable groove is horizontally formed in the side wall of the spraying table, the movable groove corresponds to the material conveying box, a connecting rod horizontally penetrates into the movable groove, and the connecting rod is of an L-shaped structure.

Preferably, one end fixed connection striker plate of connecting rod, the other end fixedly connected with promotes the piece, promote the piece laminating and spray the side wall of digging of platform and slide. Thanks to the movable arrangement of the baffle plate, after the sand aggregate is sprayed, the sand aggregate can be opened to enable the sand aggregate to lose limit and have flowability.

Preferably, the outer wall of the pushing block is fixedly connected with a telescopic cylinder, and the telescopic cylinder is horizontally arranged and fixedly connected with the outer wall of the spraying table.

Preferably, an extension plate is fixed on the side wall of the spraying table, a transmission belt is installed between the extension plate and the inner wall of the spraying table, and a driving motor for driving the transmission belt to rotate is fixedly installed on the outer wall of the extension plate.

Preferably, a plurality of supporting rods are distributed on the upper surface of the spraying table in an array mode, the supporting rods are vertically arranged, and one end, far away from the spraying table, of the spraying table is fixedly connected with a ceiling. Owing to the arrangement of the ceiling, the sand aggregate can be sprayed and dusted in all directions from the upper part.

Preferably, the movable grooves are distributed in a staggered manner on the side wall of the spraying table, and a plurality of groups are arranged on the movable grooves.

(3) Advantageous effects

Compared with the prior art, the utility model has the beneficial effects that:

the utility model benefits from the arrangement of the material conveying box, the sand and stone aggregates needing to be sprayed can be distributed in a staggered mode, and can be quickly soaked by being matched with water discharged from a ceiling, the sand and stone aggregates can slide along the inclination, and flow into a lower material discharging box from a higher material discharging box, and in the flowing process, the sand and stone aggregates can automatically turn over, so that the contact range of sand and stone and water is wider, the spraying effect on dust can be effectively improved, the dust falling quality is high, the sand and stone aggregates are conveyed in a self-flowing mode, other power intervention is not needed, the energy consumption is low, the working procedure is more environment-friendly, the intervention of a stirring structure is not needed, and the preservation integrity of the sand and stone aggregates is also improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic perspective view of a spray stand;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A;

fig. 4 is a schematic diagram of a structure of a material conveying box.

The marks in the drawings are: 1. a spray station; 2. a transmission belt; 3. a material conveying box; 4. a ceiling; 5. a water inlet pipe; 6. a support rod; 7. an extension plate; 8. a driving motor; 10. a telescopic cylinder; 11. a connecting rod; 12. a striker plate; 14. a moving groove; 15. a pushing block; 16. a discharge opening; 17. the load-bearing bottom plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

This concrete embodiment is a sand aggregate wet screening's pre-spray device, and its structure schematic diagram is as shown in fig. 1, including spraying platform 1, ceiling 4, pass workbin 3 and conveyer belt 2, ceiling 4 sets up in the top that sprays platform 1, and the inside of ceiling 4 is the cavity that the cavity setting had the confession shower water inflow for the cavity, and the intercommunication has inlet tube 5 on the lateral wall of ceiling 4, and evenly distributed has the multiunit shower nozzle on the face of ceiling 4 orientation spraying platform 1.

Referring to fig. 2 and 4, a material conveying box 3 is arranged on the inner side of a spraying table 1, a plurality of groups of material conveying boxes 3 are distributed in a step dislocation manner, the material conveying boxes 3 of the plurality of groups are provided with material discharging openings 16, a material blocking plate 12 is movably arranged on the inner side of each material discharging opening 16, a bearing bottom plate 17 is arranged in the material conveying box 3, the bearing bottom plate 17 is obliquely arranged, and one end with low inclination faces the material discharging opening 16; the surface of the load floor 17 has a plurality of mesh openings. An extension plate 7 is fixed on the side wall of the spraying table 1, a transmission belt 2 is arranged between the extension plate 7 and the inner wall of the spraying table 1, and a driving motor 8 for driving the transmission belt 2 to rotate is fixedly arranged on the outer wall of the extension plate 7. The connecting rod 11 removes and removes striker plate 12 from discharge opening 16, and then discharge opening 16 is open state, because the inside loading floor 17 of discharging case sets up for the slope, consequently the grit aggregate can slide along the slope, flows into the discharging incasement of low department by the discharging case of eminence.

Referring to fig. 2 and 4, a moving groove 14 is horizontally formed in the side wall of the spraying table 1, the moving groove 14 corresponds to the material conveying box 3, a connecting rod 11 horizontally penetrates into the moving groove 14, and the connecting rod 11 is of an L-shaped structure. One end of the connecting rod 11 is fixedly connected with the striker plate 12, the other end is fixedly connected with the pushing block 15, and the pushing block 15 is attached to the digging side wall of the spraying table 1 to slide. The outer wall of the pushing block 15 is fixedly connected with a telescopic cylinder 10, and the telescopic cylinder 10 is horizontally arranged and fixedly connected with the outer wall of the spraying table 1. The upper surface array of spraying platform 1 distributes and has many spinal branch vaulting poles 6, and many spinal branch vaulting poles 6 vertical setting keep away from the one end fixed connection ceiling 4 that sprays platform 1. The movable grooves 14 are distributed on the side wall of the spraying table 1 in a staggered layer manner to form a plurality of groups. The sand aggregates flow from high to low in sequence along the height direction of the material conveying box 3.

Working principle: when the sand and stone spraying device is used, firstly sand and stone aggregates needing to be pre-sprayed are placed in one side of the spraying platform 1, the sand and stone aggregates flow from high to low in sequence according to the height direction of the sand and stone aggregates conveying box 3, spray water is introduced into a ceiling 4 through a water inlet pipe 5, a spray head is arranged on the ceiling 4, the spray head starts spraying water towards the spraying platform 1, the sand and stone aggregates can be conveyed towards the lower sand and stone aggregates conveying box 3 at the highest position after one time is sprayed, the telescopic cylinder 10 stretches out to drive a pushing block 15 to move, the pushing block 15 pushes a connecting rod 11, the connecting rod 11 moves to move a baffle plate 12 out of a discharge opening 16, the discharge opening 16 is in an open state, the sand and stone aggregates can slide along the inclination due to the fact that a bearing bottom plate 17 in the discharge box at the high position flows into the discharge box at the low position, in the flowing process, after multiple groups of flowing materials are conveyed, the self-rotation of the sand and stone aggregates can improve the spraying quality, when the aggregates are conveyed downwards, the sand and stone aggregates can continue to be conveyed upwards in the upper conveying box 3, and finally the sand and stone aggregates can be conveyed from the spraying platform 2.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (7)

1. The utility model provides a sand aggregate wet screening's pre-spray device, includes spray table (1), ceiling (4), transmission case (3) and conveyer belt (2), its characterized in that, ceiling (4) set up in the top of spray table (1), the inside of ceiling (4) is the cavity that supplies spray water to flow in for the cavity setting, the intercommunication has inlet tube (5) on the lateral wall of ceiling (4), the even distribution has multiunit shower nozzle on the face of ceiling (4) orientation spray table (1);

the automatic spraying device is characterized in that the material conveying boxes (3) are arranged on the inner side of the spraying table (1), a plurality of groups of material conveying boxes (3) are distributed in a step staggered mode, the material discharging openings (16) are formed in the material conveying boxes (3), a material blocking plate (12) is movably arranged on the inner side of each material discharging opening (16), a bearing bottom plate (17) is arranged in the material conveying boxes (3), the bearing bottom plates (17) are obliquely arranged, and one end with low inclination faces the material discharging opening (16);

the surface of the carrying floor (17) is provided with a plurality of meshes.

2. The pre-spraying device for wet screening of sand and stone aggregates according to claim 1, wherein a moving groove (14) is horizontally formed in the side wall of the spraying table (1), the moving groove (14) corresponds to the material conveying box (3), a connecting rod (11) horizontally penetrates into the moving groove (14), and the connecting rod (11) is of an L-shaped structure.

3. The pre-spraying device for wet screening of sand aggregate according to claim 2, wherein one end of the connecting rod (11) is fixedly connected with the striker plate (12), the other end is fixedly connected with the pushing block (15), and the pushing block (15) is attached to the digging side wall of the spraying table (1) to slide.

4. A pre-spraying device for wet screening of sand aggregate according to claim 3, wherein the outer wall of the pushing block (15) is fixedly connected with a telescopic cylinder (10), and the telescopic cylinder (10) is horizontally arranged and fixedly connected with the outer wall of the spraying table (1).

5. The pre-spraying device for wet screening of sand aggregates according to claim 1, wherein an extension plate (7) is fixed on the side wall of the spraying table (1), a transmission belt (2) is installed between the extension plate (7) and the inner wall of the spraying table (1), and a driving motor (8) for driving the transmission belt (2) to rotate is fixedly installed on the outer wall of the extension plate (7).

6. The pre-spraying device for wet screening of sand aggregate according to claim 1, wherein a plurality of supporting rods (6) are distributed on the upper surface of the spraying table (1) in an array mode, the supporting rods (6) are vertically arranged, and one end, far away from the spraying table (1), of the spraying table is fixedly connected with a ceiling (4).

7. The pre-spraying device for wet screening of sandstone aggregates according to claim 2, wherein the moving grooves (14) are arranged on the side wall of the spraying table (1) in a staggered layer mode.