CN220781178U - Dry sand screening machine convenient for adjusting machine-made sand grading - Google Patents

Abstract

The utility model relates to the technical field of dry sand screening machines, in particular to a dry sand screening machine convenient for adjusting machine-made sand grading, which comprises a screening machine shell, a first vibrator and an electric telescopic rod, wherein the upper end of the screening machine shell is provided with a feed inlet, the lower end of the feed inlet is provided with a screening plate, the lower end of the screening plate is connected with a first electronic valve, a second electronic valve and a third electronic valve, the lower ends of the first electronic valve, the second electronic valve and the third electronic valve are respectively provided with a first screen, a second screen and a third screen, and the lower end of the screening machine shell is provided with a discharge outlet. Through this screening machine, pour dry sand into screening casing from the feed inlet in, the user sieves the granularity size of dry sand as required, selects to open first electronic valve, second electronic valve or third electronic valve and gets into first screen cloth, second screen cloth or third screen cloth and sieves, discharges from the discharge gate at last, can realize the automatic screening and the classifying of dry sand, improves the quality and the utilization ratio of mechanism sand.

Description

Dry sand screening machine convenient for adjusting machine-made sand grading

Technical Field

The utility model relates to the technical field of dry sand screening machines, in particular to a dry sand screening machine with convenient adjustment of machine-made sand grading.

Background

The machine-made sand is sand material which is manufactured by manual crushing, screening and the like and meets the building sand standard, and is widely applied to the engineering fields of water conservancy, highways, railways and the like. The quality and utilization rate of the machine-made sand are closely related to the granularity and grading of the machine-made sand, so that the machine-made sand needs to be effectively screened and graded. The dry sand screening machine in the related art cannot conveniently adjust the screening gradation of the mechanical sand, so that the requirements of different products or projects cannot be met. In addition, some equipment may require additional steps after screening to clean the screen for the next round of screening operation, thereby reducing overall efficiency, and in view of this, there is a need for improvements to current dry sand screens to address the above-mentioned problems;

the above information disclosed in this background section is only for the understanding of the background of the inventive concept and, therefore, it may contain information that does not form the prior art.

Disclosure of Invention

The utility model aims to provide a dry sand screening machine which is convenient for adjusting the machine-made sand grading, so as to solve the problem that the dry sand screening machine provided in the background art cannot conveniently adjust the machine-made sand grading, and thus cannot meet the requirements of different products or projects. In addition, some equipment may require additional steps to clean the screen after screening in order to perform the next round of screening operations, thereby reducing overall efficiency issues.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a dry sand screening machine of convenient adjustment mechanism sand grading, includes screening machine casing, first vibrator and electric telescopic handle, screening machine casing upper end is provided with the feed inlet, and the lower extreme of feed inlet is provided with screening board, and first electronic valve, second electronic valve and third electronic valve are connected to the lower extreme of screening board, and the lower extreme of first electronic valve, second electronic valve and third electronic valve is provided with first screen cloth, second screen cloth and third screen cloth respectively, and the lower extreme of screening machine casing is provided with the discharge gate.

As a preferable technical scheme, the material of the first screen is a metal screen with 200 meshes, the material of the second screen is a metal screen with 100 meshes, and the material of the third screen is a metal screen with 50 meshes.

As a preferable technical scheme, a baffle is arranged between the first screen and the second screen, the upper end of the baffle is fixedly connected with the screening plate, and the upper end of the first screen is connected with the screening plate through an electric telescopic rod.

As a preferable technical scheme, the two sides of the screening machine shell are provided with a first vibrator and a second vibrator, and the lower end of the screening machine shell is connected with a supporting frame.

As a preferable technical scheme, one side of the screening machine shell is provided with a controller, and the controller is electrically connected with the first vibrator, the second vibrator, the first electronic valve, the second electronic valve, the third electronic valve and the electric telescopic rod.

The beneficial effects of the utility model are as follows:

through this screening machine, pour dry sand into screening casing from the feed inlet, the user sieves the granularity size of dry sand as required, select to open first electronic valve, second electronic valve or third electronic valve get into first screen cloth, second screen cloth or third screen cloth and sieve, finally discharge from the discharge gate, can realize the automatic screening and the classification of dry sand, improve the quality and the utilization ratio of mechanism sand, the flexible of electric telescopic handle is controlled through the controller after the screening is accomplished, make first screen cloth reciprocate, move first screen cloth to the below of baffle down, the inclined plane design of screen cloth makes the dry sand above the screen cloth get rid of from the discharge gate, the purpose of clearance screen cloth has been realized, the practicality of screening machine has been increased.

Drawings

FIG. 1 is a schematic diagram of a dry sand screening machine with a convenient adjustment mechanism for sand grading according to the present utility model;

fig. 2 is a schematic structural view of a screening plate of a dry sand screening machine, which is convenient for adjusting the machine-made sand grading.

In the figure: 1 screening machine casing, 2 feed inlet, 3 discharge gates, 4 first vibrators, 5 controllers, 6 second vibrators, 7 support frames, 8 screening plates, 9 first electronic valves, 10 second electronic valves, 11 third electronic valves, 12 first screens, 13 second screens, 14 third screens, 15 electric telescopic rods and 16 partition plates.

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.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Referring to fig. 1-2, a dry sand screening machine with a convenient adjustment mechanism for sand grading comprises a screening machine shell 1, a first vibrator 4 and an electric telescopic rod 15, wherein a feed inlet 2 is arranged at the upper end of the screening machine shell 1, a screening plate 8 is arranged at the lower end of the feed inlet 2, a first electronic valve 9, a second electronic valve 10 and a third electronic valve 11 are connected at the lower end of the screening plate 8, and a first screen 12, a second screen 13 and a third screen 14 are respectively arranged at the lower ends of the first electronic valve 9, the second electronic valve 10 and the third electronic valve 11. The material of the first screen 12 is a 200-mesh metal screen, the material of the second screen 13 is a 100-mesh metal screen, and the material of the third screen 14 is a 50-mesh metal screen.

Through the design, dry sand is poured into the screening machine shell 1 from the feed inlet 2, a user selects to open the first electronic valve 9, the second electronic valve 10 or the third electronic valve 11 to enter the first screen 12, the second screen 13 or the third screen 14 for screening according to the granularity of the dry sand, and when fine sand below 0.075mm is required to be screened out, the first screen 12 with 200 meshes can be selected, and the aperture of the first screen 12 is about 0.075mm; if it is desired to screen out 0.075mm to 0.15mm of medium sand, a 100 mesh second screen 13 may be selected, having a pore size of about 0.15mm; if coarse sand with the diameter of 0.15mm to 0.3mm is needed to be screened out, a third screen 14 with the diameter of about 0.3mm can be selected, the screened dry sand is respectively collected at the lower parts of the baffle 16 and the screening machine shell 1, and finally discharged from the discharge port 3, so that the automatic screening and classification of the dry sand can be realized, and the quality and the utilization rate of machine-made sand are improved.

Wherein, the lower extreme of screening machine casing 1 is provided with discharge gate 3, is provided with baffle 16 between first screen cloth 12 and the second screen cloth 13, and screening board 8 is connected to the upper end fixed connection of baffle 16, and screening board 8 is connected through electric telescopic handle 15 to the upper end of first screen cloth 12. A controller 5 is arranged on one side of the screening machine shell 1, and the controller 5 is electrically connected with the first vibrator 4, the second vibrator 6, the first electronic valve 9, the second electronic valve 10, the third electronic valve 11 and the electric telescopic rod 15.

Through this design, control the flexible of electric telescopic handle 15 through controller 5, make first screen cloth 12 reciprocate, move first screen cloth 12 to the below of baffle 16 downwards after the screening is accomplished, the inclined plane design of screen cloth makes the dry sand above the screen cloth get rid of from discharge gate 3, has realized the purpose of clearance screen cloth.

In other embodiments, the first vibrator 4 and the second vibrator 6 are disposed on two sides of the sieving machine housing 1, and the lower end of the sieving machine housing 1 is connected to the supporting frame 7.

Through this design, pour dry sand into screening machine casing 1 in from feed inlet 2, the vibratory force that produces by first vibrator 4 and second vibrator 6 makes dry sand screen on the screen cloth, greatly increased dry sand screening's efficiency.

In this embodiment, pour dry sand into screening machine casing 1 from feed inlet 2, the granularity size of user screening dry sand as required, select to open first electronic valve 9, second electronic valve 10 or third electronic valve 11 get into first screen cloth 12, second screen cloth 13 or third screen cloth 14 and screen, finally discharge from discharge gate 3, can realize the automatic screening and the classifying of dry sand, improve the quality and the utilization ratio of mechanism sand, control the flexible of electric telescopic handle 15 through controller 5 after the screening is accomplished, make first screen cloth 12 reciprocate, move first screen cloth 12 to the below of baffle 16 down, the inclined plane design of screen cloth makes the dry sand above the screen cloth get rid of from discharge gate 3, the mesh of clearance screen cloth has been realized, the practicality of screening machine has been increased.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (5)

1. The utility model provides a dry sand screening machine of convenient adjustment mechanism sand grading, includes screening machine casing (1), first vibrator (4) and electric telescopic handle (15), its characterized in that, screening machine casing (1) upper end is provided with feed inlet (2), and the lower extreme of feed inlet (2) is provided with screening board (8), and first electronic valve (9), second electronic valve (10) and third electronic valve (11) are connected to the lower extreme of screening board (8), and the lower extreme of first electronic valve (9), second electronic valve (10) and third electronic valve (11) is provided with first screen cloth (12), second screen cloth (13) and third screen cloth (14) respectively, and the lower extreme of screening machine casing (1) is provided with discharge gate (3).

2. The dry sand screen with the easy adjustment mechanism for sand grading according to claim 1, wherein the first screen (12) is made of a metal screen with 200 meshes, the second screen (13) is made of a metal screen with 100 meshes, and the third screen (14) is made of a metal screen with 50 meshes.

3. The dry sand screening machine with the sand grading convenient to adjust and mechanism according to claim 1, wherein a partition plate (16) is arranged between the first screen (12) and the second screen (13), the upper end of the partition plate (16) is connected with the screening plate (8), and the upper end of the first screen (12) is connected with the screening plate (8) through an electric telescopic rod (15).

4. The dry sand screening machine with the convenient adjustment mechanism for sand grading according to claim 1, wherein a first vibrator (4) and a second vibrator (6) are arranged on two sides of the screening machine shell (1), and the lower end of the screening machine shell (1) is fixedly connected with a supporting frame (7).

5. The dry sand screening machine with the convenient adjustment mechanism for sand grading according to claim 1, wherein a controller (5) is arranged on one side of the screening machine shell (1), and the controller (5) is electrically connected with the first vibrator (4), the second vibrator (6), the first electronic valve (9), the second electronic valve (10), the third electronic valve (11) and the electric telescopic rod (15).