CN215997408U - Sand and stone screening device for house building - Google Patents

Abstract

The application discloses a sand and stone screening device for house building, which comprises a screening box, a screening plate, a feeding hopper, a discharge port and a material distributing plate, wherein the longitudinal section of the device is in a taper shape, the top end of the device is right opposite to the feeding hopper and a dust suction mechanism, the device is used for adsorbing and collecting dust in the screening box, sand and stone materials enter an inner cavity of the screening box through the feeding hopper, when the material distributing plate is used, large strands of sand and stone materials are dispersed, a plurality of strands of small strands of materials are uniformly dispersed and fall onto the screening plate, fine sand and stone in the sand and stone materials fall out of the bottom of the screening box after falling through the material distributing plate, coarse sand and stone leave the screening box through the discharge port, the dust in the inner cavity of the screening box is discharged from the inner cavity of the screening box and is collected in a centralized way through the arrangement of the dust suction mechanism, the dust is prevented from floating into the environment, the sanitation and the health of workers are influenced, compared with the prior art, the utility model, the screening efficiency of the device is improved, the pollution to the environment and the adverse effect on the health of workers are reduced.

Description

Sand and stone screening device for house building

Technical Field

The utility model relates to a building is sand stone screening plant for building.

Background

Machine-made sand generally refers to artificial sand, also called broken sand, which is repeatedly broken by a sand making machine from broken stones and gravels to a particle size of less than 5 mm. The manufacturing process of the machine-made sandstone is to repeatedly crush and then screen the crushed stone. In the production process of machine-made sandstone, the crushed sandstone needs to be screened.

The prior patent (publication number: CN211190993U) discloses a dry-method mechanism sand screening device, which is convenient for screening coarse sand, fine sand and waste material with smaller diameter, and is convenient for adsorbing and collecting a large amount of dust generated in a box body, thereby preventing the dust from polluting the air in the working environment. The following problems in the prior art are found in the process of realizing the scheme, and the problems are not well solved:

1. the falling efficiency of the gravel screening is low, and the gravel with moderate size is easy to block in the middle of the filter screen to cause blockage, so that the screening efficiency is reduced again;

2. the device has poor dust adsorption effect on the coarse stone separation sieve plate and the fine stone separation sieve plate, and a large amount of dust is easy to float into a working environment from a discharge port, so that the sanitation and the physical health of workers are affected;

3. because the grit directly drops into from the feeder hopper, the grit leads to getting into behind the screening machine to form on dividing the sieve and piles up because the material loading is inhomogeneous easily for the grit shakes and still presents the state of piling up when transporting to the discharge gate, and screening effect is poor, blocks up the discharge gate even easily, influences production efficiency.

Disclosure of Invention

The utility model discloses aim at solving one of the technical problem that exists among the prior art.

The application provides a sand and stone screening plant for house building, a serial communication port, include:

a screening box with an inner cavity and an open bottom;

the separation sieve plate is fixedly arranged in the inner cavity of the screening box;

the feeding hopper is arranged at the top of the screening box and communicated with the inner cavity of the screening box;

the discharge port is arranged on one side of the screening box and is communicated with the inner cavity of the screening box;

the longitudinal section of the material distributing plate is in a taper shape, and the top end of the material distributing plate is opposite to the feed hopper;

and the dust suction mechanism is used for adsorbing and collecting the dust in the screening box.

Adopt foretell a building construction sand stone screening plant, the grit material passes through in the feeder hopper gets into screening incasement chamber, when dividing the flitch, with strand grit material dispersion greatly, fall to the branch sieve under the strand little strand material homodisperse of one-tenth, the fine grit in the grit material falls out from screening bottom of the case portion through dividing the flitch after falling down, coarse grit leaves the screening case through the discharge gate, through the setting of dust absorption mechanism, discharge and concentrate the collection from screening incasement chamber with the dust in the screening incasement chamber, avoid the dust to fly away in the environment, influence health and workman's healthy, compare with prior art, the utility model provides high equipment's screening efficiency, reduced the pollution to the environment and to the healthy harmful effects of workman.

The dust absorption mechanism includes:

a dust removal box with an inner cavity;

the dust filtering net is arranged in the middle of the inner cavity of the dust removing box;

the air outlet is arranged on the side wall of the dust removing box and is communicated with the lower part of the inner cavity of the dust removing box;

one end of the dust collection pipe is communicated with the upper part of the inner cavity of the dust removal box, and the other end of the dust collection pipe penetrates through the side wall of the dust removal box and the rear end port of the material distribution plate to be downward;

and the suction fan is arranged on the dust suction pipe.

Further comprising:

a material pushing mechanism, comprising:

the material sweeping rods are provided with a plurality of material sweeping rods and extend along the length direction of the screening plate to be arranged on the upper surface of the screening plate;

the pushing rod is movably arranged in the inner cavity of the screening box and is fixedly connected with the top of the outer wall of the sweeping rod;

the reciprocating driving mechanism is used for driving the material pushing rod to reciprocate in the inner cavity of the screening box;

wherein, the material pushing rod and the material sweeping rod are arranged in a mutually vertical way.

The reciprocating drive mechanism includes:

a turntable driven to rotate by a motor;

one end of the swing arm is hinged with the eccentric position on the surface of the rotary table, and the other end of the swing arm is hinged with one end of the pushing rod, which is far away from the material sweeping rod;

wherein, the one end that the material pole was kept away from to the material pushing rod passes the screening case lateral wall and stretches out outside the screening case.

Further comprising:

the sub-sieve plate is obliquely arranged, and the upper surface of the lower end of the sub-sieve plate is flush with the discharge hole.

The beneficial effects of the utility model will be elaborated in the embodiment to make beneficial effect more obvious.

Drawings

FIG. 1 is a schematic structural diagram of a concrete implementation of a sand and stone screening device for building construction according to an embodiment of the application;

FIG. 2 is a schematic structural view of a reciprocating driving mechanism in the sand and stone screening device for building construction according to the embodiment of the application.

Reference numerals

1-screening box, 2-screening plate, 3-feeding hopper, 4-discharging port, 5-material separating plate, 6-dust removing box, 7-dust filtering net, 8-air outlet, 9-dust collecting pipe, 10-material sweeping rod, 11-material pushing rod, 12-rotating disk and 13-swinging arm.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present disclosure.

The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that embodiments of the application may be practiced in sequences other than those illustrated or described herein, and that the terms "first," "second," and the like are generally used herein in a generic sense and do not limit the number of terms, e.g., the first term can be one or more than one. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.

The server provided by the embodiment of the present application is described in detail below with reference to the accompanying drawings through specific embodiments and application scenarios thereof.

Example 1:

as shown in fig. 1 to 2, the present application provides a sand and stone screening device for building buildings, which is characterized by comprising:

a screening box 1 with an inner cavity and an open bottom;

the sub-sieve plate 2 is fixedly arranged in the inner cavity of the sieving box 1;

the feed hopper 3 is arranged at the top of the screening box 1 and communicated with the inner cavity of the screening box;

the discharge port 4 is arranged on one side of the screening box 1 and is communicated with the inner cavity of the screening box;

the longitudinal section of the material distributing plate 5 is in a taper shape, and the top end of the material distributing plate is opposite to the feed hopper 3;

and a dust suction mechanism for sucking and collecting dust in the sieving box 1.

In the embodiment of this application, adopt foretell building sand stone screening plant for building, the grit material passes through feeder hopper 3 and gets into in the 1 inner chamber of screening case, when dividing flitch 5, with big strand grit material dispersion, it falls to on dividing the sieve 2 to become the strand little strand material homodisperse, the fine grit in the grit material falls out from screening case 1 bottom behind through dividing flitch 5, coarse grit leaves screening case 1 through discharge gate 4, through the setting of dust absorption mechanism, discharge and concentrate the collection in the 1 inner chamber of screening case from screening case 1 inner chamber, avoid the dust to waft in the environment, influence health and workman's healthy, compare with prior art, the utility model provides a high equipment's screening efficiency has reduced the pollution to the environment and has reduced the healthy harmful effects to the workman.

Example 2:

in this embodiment, in addition to the structural features of the previous embodiment, the dust suction mechanism includes:

a dust removal box 6 with an inner cavity;

the dust filtering net 7 is arranged in the middle of the inner cavity of the dust removing box 6;

the air outlet 8 is arranged on the side wall of the dust removing box 6 and is communicated with the lower part of the inner cavity of the dust removing box;

one end of the dust collection pipe 9 is communicated with the upper part of the inner cavity of the dust removal box 6, and the other end of the dust collection pipe passes through the side wall of the dust removal box 6 and the rear end port of the material distribution plate 5 and faces downwards;

and the suction fan is arranged on the dust suction pipe 9.

In the embodiment, due to the adoption of the structure, the suction fan operates to form negative pressure in the dust suction pipe 9 so that dust in the inner cavity of the screening box 1 enters the dust removing box 6 through the dust suction pipe 9, the air flow filtered by the dust filtering net 7 is discharged out of the dust removing box 6 through the air outlet 8, and the dust is separated on the dust filtering net 7, so that the pollution to the environment and the adverse effect on the health of workers are reduced.

Example 3:

in this embodiment, in addition to the structural features of the foregoing embodiment, the method further includes:

a material pushing mechanism, comprising:

a plurality of material sweeping rods 10 which extend along the length direction of the screening plate 2 and are arranged on the upper surface of the screening plate 2;

the pushing rod 11 is movably arranged in the inner cavity of the screening box 1 and is fixedly connected with the top of the outer wall of the sweeping rod 10;

the reciprocating driving mechanism is used for driving the material pushing rod 11 to reciprocate in the inner cavity of the screening box 1;

wherein, the material pushing rod 11 and the material sweeping rod 10 are arranged perpendicular to each other.

In this embodiment, owing to adopted foretell structure, when the grit material fell to dividing on the sieve 2, reciprocating drive mechanism drove and pushes away material pole 11 reciprocating motion in screening case 1 inner chamber, drove to sweep material pole 10 and will pile up on dividing the grit material on sieve 2 evenly to share sieve 2, improved the screening efficiency of dividing sieve 2 to the grit material.

Example 4:

in this embodiment, in addition to including the structural features of the foregoing embodiment, the reciprocating drive mechanism includes:

a turntable 12 rotated by a motor;

one end of the swing arm 13 is hinged with the eccentric position on the surface of the rotary table 12, and the other end of the swing arm is hinged with one end of the pushing rod 11 far away from the material sweeping rod 10;

wherein, the one end that the material pushing rod 11 kept away from sweeping rod 10 passes through the screening case 1 lateral wall and stretches out outside the screening case 1.

In this embodiment, owing to adopted foretell structure, motor drive carousel 12 rotates, makes swing arm 13 drive ejector beam 11 along with the rotation of carousel 12 and reciprocates in screening case 1, makes sweep the material pole 10 and continuously sweep at the upper surface of dividing sieve board 2, improves the screening efficiency of dividing sieve board 2 to the grit material.

Example 5:

in this embodiment, in addition to the structural features of the foregoing embodiment, the method further includes:

the sub-sieve plate 2 is obliquely arranged, and the upper surface of the lower end of the sub-sieve plate is flush with the discharge hole 4.

In this embodiment, owing to adopted foretell structure, divide 2 slopes of sieve plate to set up through the messenger, improve the grit material through the speed of dividing sieve plate 2, improve and divide sieve plate 2 to the screening efficiency of grit material, the grit can directly be discharged from discharge gate 4, need not artifical clearance, has improved work efficiency.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Further, it should be noted that the scope of the methods and apparatus of the embodiments of the present application is not limited to performing the functions in the order illustrated or discussed, but may include performing the functions in a substantially simultaneous manner or in a reverse order based on the functions involved, e.g., the methods described may be performed in an order different than that described, and various steps may be added, omitted, or combined. In addition, features described with reference to certain examples may be combined in other examples.

While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (5)

1. The utility model provides a building sand and stone screening plant for building which characterized in that includes:

a screening box (1) with an inner cavity and an open bottom;

the sub-sieve plate (2) is fixedly arranged in the inner cavity of the sieving box (1);

the feed hopper (3) is arranged at the top of the screening box (1) and is communicated with the inner cavity of the screening box;

the discharge port (4) is arranged on one side of the screening box (1) and is communicated with the inner cavity of the screening box;

the longitudinal section of the material distributing plate (5) is in a taper shape, and the top end of the material distributing plate is opposite to the feed hopper (3);

and a dust suction mechanism for sucking and collecting dust in the sieving box (1).

2. A sand and stone screening device for house construction as claimed in claim 1, wherein said dust suction mechanism comprises:

a dust removal box (6) with an inner cavity;

the dust filtering net (7) is arranged in the middle of the inner cavity of the dust removing box (6);

the air outlet (8) is arranged on the side wall of the dust removing box (6) and is communicated with the lower part of the inner cavity of the dust removing box;

one end of the dust collection pipe (9) is communicated with the upper part of the inner cavity of the dust removal box (6), and the other end of the dust collection pipe penetrates through the side wall of the dust removal box (6) and the rear end opening of the material distribution plate (5) and faces downwards;

and the suction fan is arranged on the dust suction pipe (9).

3. A sand and stone screening apparatus for building construction as claimed in claim 1 or 2, further comprising:

a material pushing mechanism, comprising:

the material sweeping rods (10) are arranged on the upper surface of the sub-sieve plate (2) in an extending manner along the length direction of the sub-sieve plate (2);

the pushing rod (11) is movably arranged in the inner cavity of the screening box (1) and is fixedly connected with the top of the outer wall of the sweeping rod (10);

the reciprocating driving mechanism is used for driving the material pushing rod (11) to reciprocate in the inner cavity of the screening box (1);

wherein, the material pushing rod (11) and the material sweeping rod (10) are arranged vertically.

4. A sand and stone screening apparatus for building construction as claimed in claim 3, wherein said reciprocating drive mechanism comprises:

a turntable (12) rotated by a motor;

one end of the swing arm (13) is hinged with the eccentric position on the surface of the rotary table (12), and the other end of the swing arm is hinged with one end, far away from the material sweeping rod (10), of the material pushing rod (11);

wherein, the one end of the material pushing rod (11) far away from the material sweeping rod (10) penetrates through the side wall of the screening box (1) and extends out of the screening box (1).

5. The sand and stone screening device for house building as claimed in claim 4, further comprising:

the sub-sieve plate (2) is obliquely arranged, and the upper surface of the lower end of the sub-sieve plate is flush with the discharge hole (4).

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