CN220836483U - Device for separating soil particles with different particle sizes - Google Patents

Abstract

The utility model relates to a device for separating soil particles with different particle diameters, belonging to the technical field of screening equipment; the device for separating soil particles with different particle sizes comprises a base, a screening box, side plates, a first belt conveyor, a second belt conveyor and a blowing component, wherein the screening box is arranged on the base through a spring, two groups of side plates are vertically arranged in the screening box, each group of side plates are two, the first belt conveyor is arranged between one group of side plates close to the upper side, the second belt conveyor is arranged between one group of side plates close to the lower side, the conveying belts of the two belt conveyors are mesh belts, the mesh diameters of the mesh belts are sequentially reduced from top to bottom, and the blowing component for cleaning the mesh belts is further arranged on the first belt conveyor and the second belt conveyor. According to the utility model, the mesh belts with different particle sizes are arranged on the belt conveyor, so that the screening efficiency is improved while the multi-stage screening is realized, and the mesh belts are automatically cleaned through the jetting assembly, so that the mesh belt is prevented from being blocked.

Description

Device for separating soil particles with different particle sizes

Technical Field

The utility model relates to a device for separating soil particles with different particle sizes, and belongs to the technical field of screening equipment.

Background

In the process of soil pollution measurement and analysis, the heavy metal content has a remarkable correlation with the soil particle size, and the heavy metal content measurement results are increased along with the reduction of the soil aggregate particle size on the whole, so that the soil needs to be screened before the heavy metal content measurement is carried out in order to ensure the accuracy of the measurement results. At present, laboratory carries out soil screening and mainly relies on soil classifying screen, but traditional soil classifying screen screening efficiency is lower, and the screen cloth mesh is stopped up easily to the soil in the screening process, not only can further influence screening efficiency, generally needs the manual work to dredge the clearance of stopping up the screen cloth moreover, wastes time and energy.

Disclosure of utility model

In order to overcome the problems in the background art, the utility model realizes multi-stage screening by arranging the mesh belts with different particle sizes on the belt conveyor, improves the screening efficiency, automatically cleans the mesh belts by the blowing component and prevents the mesh belts from being blocked.

In order to overcome the problems in the background technology, the utility model is realized by the following technical scheme:

the device for separating soil particles with different particle sizes comprises a base, a screening box, side plates, a first belt conveyor, a second belt conveyor and a jetting assembly, wherein the screening box is arranged on the base through a spring, two groups of side plates are vertically arranged in the screening box, each group of side plates are symmetrically fixed on the inner wall of the screening box, the first belt conveyor is arranged between the group of side plates on the upper side, the second belt conveyor is arranged between the group of side plates on the lower side, the conveying belts of the two belt conveyors are mesh belts, the mesh diameters of the mesh belts are sequentially reduced from top to bottom, and the jetting assembly for cleaning the mesh belts is further arranged on the first belt conveyor and the second belt conveyor.

Optionally, the bottom surface of screening case is the inclined plane, and the vibrating motor is installed to screening case bottom.

Optionally, a discharge hole is formed in the side face of the screening box, and a first discharge chute corresponding to the first belt conveyor and a second discharge chute corresponding to the second belt conveyor are respectively arranged at the discharge hole.

Optionally, the screening case top is fixed with the feeder hopper, and the feeder hopper is located and keeps away from discharge gate one end.

Optionally, inclined baffles are fixedly arranged at one ends of the first belt conveyor and the second belt conveyor, which are far away from the discharge hole.

Optionally, the jetting subassembly includes air compressor machine, hose, intake pipe, nozzle, two intake pipes are passed through to the air compressor machine, and two intake pipes correspond with first belt conveyor and second belt conveyor respectively, and the equipartition has the nozzle in the intake pipe.

The beneficial effects of the utility model are as follows:

According to the utility model, the mesh belts with different particle sizes are arranged on the belt conveyor, so that the multi-stage screening is realized, meanwhile, the feeding and the discharging can be continuously carried out, and the screening efficiency is improved; meanwhile, the net belt can be automatically cleaned through the blowing component, net belt blockage is prevented, and normal operation of the screening process is guaranteed.

Drawings

FIG. 1 is a schematic diagram of a device for separating soil particles of different particle sizes;

FIG. 2 is a schematic diagram of the structure of the present utility model;

FIG. 3 is a schematic view of a partial structure of the present utility model;

Fig. 4 is a schematic view of a partial structure of the present utility model.

The reference numerals in the figures are: 1-base, 11-front pillar, 12-rear pillar, 2-screening case, 21-curb plate, 22-fixed block, 23-connecting plate, 24-baffle, 25-discharge gate, 26-first blown down tank, 27-second blown down tank, 3-spring, 4-feeder hopper, 5-first belt conveyor, 6-second belt conveyor, 7-air compressor, 71-hose, 8-intake pipe, 81-nozzle, 82-fixed seat, 9-vibrating motor.

Detailed Description

In order to make the objects, technical solutions, and achievement of the objects and effects of the present utility model comprehensible, preferred embodiments accompanied with figures are described in detail below for understanding by a skilled person.

It should be noted that, in the description of the present utility model, unless explicitly specified or limited, terms such as "mounted," "connected," and the like are to be construed broadly and may be either fixed or removable; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium.

As shown in fig. 1 to 4, the device for separating soil particles with different particle diameters comprises a base 1, a screening box 2, a side plate 21, a first belt conveyor 5, a second belt conveyor 6 and a blowing assembly, wherein two front struts 11 and two rear struts 12 are welded on the base 1, and the front struts 11 are shorter than the rear struts 12 in order to keep the screening box 2 horizontal as a whole because the bottom surface of the screening box 2 is an inclined surface. The front support column and the rear support column are respectively provided with a spring 3, and the springs 3 are flexibly connected with the screening box 2, so that the screening box 2 can vibrate conveniently, and the screening efficiency is improved. Two groups of side plates 21 are vertically arranged in the screening box 2, each group of side plates 21 are arranged in a bilateral symmetry mode, a connecting plate 23 is welded on the inner wall of the screening box 2, a fixing block 22 is arranged on the side plates 21, and after the fixing block 22 is clamped on the connecting plate 23, the fixing connection is carried out through bolts, so that the stability of the side plates 21 is guaranteed. The first belt conveyor 5 is fixedly arranged between the upper side of the group of side plates 21, the second belt conveyor 6 is fixedly arranged between the lower side of the group of side plates 21, the conveying belts of the two belt conveyors are mesh belts, the mesh diameters of the mesh belts are sequentially reduced from top to bottom, and three-stage screening is formed, so that when soil screening is carried out, the maximum particle size is left on the first belt conveyor 5, the medium particle size is left on the second belt conveyor 6, the minimum particle size falls on the inclined plane at the bottom of the screening box 2, and further, more classification can be realized by installing more belt conveyors. The first belt conveyor 5 and the second belt conveyor 6 are further provided with blowing assemblies for cleaning the mesh belts, meshes of the mesh belts are cleaned through the blowing assemblies, the meshes are prevented from being blocked, and screening efficiency is guaranteed.

In this embodiment, the bottom surface of the screening box 2 is an inclined surface, the vibrating motor 9 is fixedly mounted at the bottom of the screening box 2, the discharge hole 25 is further formed in the side surface of the screening box 2, and the first discharge chute 26 corresponding to the first belt conveyor 5 and the second discharge chute 27 corresponding to the second belt conveyor 6 are fixedly mounted at the discharge hole 25 respectively. During the use, drive screening case 2 vibration through vibrating motor 9 to improve screening efficiency, simultaneously first band conveyer 5 carries big particle diameter soil to discharge gate 25, exports from first blown down tank 26, and second band conveyer 6 carries well particle diameter soil to discharge gate 25, exports from second blown down tank 27, and little particle diameter soil then under vibrating motor 9's effect, along the inclined plane landing, directly exports from discharge gate 25 bottom.

In this embodiment, the top of the screening box 2 is fixed with a feed hopper 4, and the feed hopper 4 is located at one end far away from the discharge port 25. When the soil is screened, the soil enters from the feed hopper 4, the soil is screened under the action of the vibrating motor 9, and the belt conveyor continuously runs, and the screened soil is continuously conveyed out of the screening box 2, so that the device can continuously feed and discharge, the screening efficiency is improved, and the device is suitable for large-batch soil screening.

In this embodiment, the inclined baffle plates 24 are fixedly installed at the ends of the first belt conveyor 5 and the second belt conveyor 6 far away from the discharge port 25, and the end parts of the belt conveyors are shielded by the baffle plates 24, so that the soil is prevented from falling from the turning positions of the mesh belts, and the screening precision is prevented from being influenced.

In this embodiment, the blowing assembly includes an air compressor 7, a hose 71, an air inlet pipe 8, and nozzles 81, wherein the air inlet pipe 8 is installed between the upper and lower mesh belts of the first belt conveyor 5, the air inlet pipe 8 is fixed on the side plate 21 through a fixing seat 82, and the nozzles 81 are uniformly distributed at the bottom of the air inlet pipe 8, and the nozzles 81 are aligned with the mesh holes on the mesh belt below. After one end of the air intake pipe 8 passes out of the screening box 2, the air intake pipe 8 is connected with the air compressor 7 through a hose 71, and the air intake pipe 8 is also connected with the air compressor 7 through the hose 71 in the same manner as the second belt conveyor 6. When the air compressor is used, the air compressor 7 is started, compressed air enters the two air inlet pipes 8 from the hose 71 respectively and is sprayed out from the nozzles 81, so that the mesh belt is cleaned, soil blocking meshes is blown out, and normal operation of soil screening is ensured.

On the basis of the embodiment, the steel mesh belt is selected as the mesh belt, the surface of the steel mesh belt is smooth, the adhesion of soil can be reduced, the wear resistance is good, and the steel mesh belt can be well suitable for soil screening.

The working process of the utility model comprises the following steps: the soil to be screened is added from the feed hopper 4, the vibrating motor 9 is started, the soil firstly falls on the first belt conveyor 5, under the action of the vibrating motor 9, large-grain-size soil cannot pass through the first belt conveyor 5, medium-grain-size soil and small-grain-size soil fall on the second belt conveyor 6 through the mesh belt, the medium-grain-size soil remains on the second belt conveyor 6, the small-grain-size soil falls on the inclined plane of the bottom of the screening box 2 through the mesh belt, finally, the large-grain-size soil is output from the first discharge chute 26, the medium-grain-size soil is output from the second discharge chute 27, and the small-grain-size soil is output from the bottom of the discharge hole 25. In the screening process, in order to avoid the mesh of the mesh belt to be blocked by soil, the air compressor 7 is started, and the mesh is sprayed by compressed air, so that the smoothness of the screening process is ensured.

Finally, it is noted that the above-mentioned preferred embodiments are only intended to illustrate rather than limit the utility model, and that, although the utility model has been described in detail by means of the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the utility model as defined by the appended claims.

Claims (6)

1. A device for separating soil particles with different particle sizes, which is characterized in that: the device for separating soil particles with different particle sizes comprises a base (1), a screening box (2), side plates (21), a first belt conveyor (5), a second belt conveyor (6) and a blowing component, wherein the screening box (2) is installed on the base (1) through a spring (3), two groups of side plates (21) are vertically installed in the screening box (2), each group of side plates (21) is provided with two, the left and right symmetry is fixed on the inner wall of the screening box (2), the first belt conveyor (5) is installed between the group of side plates (21) close to the upper side, the second belt conveyor (6) is installed between the group of side plates (21) close to the lower side, the conveying belts of the two belt conveyors are mesh belts, and the mesh diameters of the mesh belts are sequentially reduced from top to bottom, and the blowing component for cleaning the mesh belts is also installed on the first belt conveyor (5) and the second belt conveyor (6).

2. The apparatus for separating soil particles of different sizes according to claim 1, wherein: the bottom surface of screening case (2) is the inclined plane, and vibrating motor (9) are installed to screening case (2) bottom.

3. The apparatus for separating soil particles of different particle diameters according to claim 1 or 2, wherein: the side of the screening box (2) is provided with a discharge hole (25), and the discharge hole (25) is respectively provided with a first discharge chute (26) corresponding to the first belt conveyor (5) and a second discharge chute (27) corresponding to the second belt conveyor (6).

4. A device for separating soil particles of different sizes according to claim 3, wherein: the top of the screening box (2) is fixedly provided with a feed hopper (4), and the feed hopper (4) is positioned at one end far away from the discharge port (25).

5. The apparatus for separating soil particles of different sizes according to claim 1 or 4, wherein: inclined baffles (24) are fixedly arranged at one ends of the first belt conveyor (5) and the second belt conveyor (6) which are far away from the discharge hole (25).

6. The apparatus for separating soil particles of different sizes according to claim 5, wherein: the blowing subassembly includes air compressor machine (7), hose (71), intake pipe (8), nozzle (81), two intake pipes (8) are connected through hose (71) to air compressor machine (7), and two intake pipes (8) are corresponding with first belt conveyor (5) and second belt conveyor (6) respectively, and the equipartition has nozzle (81) on intake pipe (8).