Sand screening machine for constructional engineering

Abstract

The utility model relates to the technical field of constructional engineering, in particular to a sand screening machine for constructional engineering, which comprises a support and a drying device, a screen is mounted on the surface of the support, the drying device is mounted on the surface of the support and comprises a box body, the box body is arranged on the surface of the support, and a round roller is rotatably connected to the surface of the box body. A beating plate is fixedly connected to the surface of the round roller, one side of the round roller penetrates through the box body and is fixedly connected with a first motor, the first motor is fixedly connected with the box body, a filter plate is fixedly connected to one side of the box body, round holes are formed in the surface of the filter plate, an air heater is fixedly connected to the surface of the box body, and a second motor is fixedly connected to the surface of the air heater; according to the wet sand screening device, wet sand can be dried conveniently, the situation that the screen holes are blocked by the wet sand is reduced, the usability of the device is improved, the operation difficulty of the device is reduced, meanwhile, the working efficiency of the device is improved, and the shutdown cleaning time is shortened conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of construction engineering, in particular to a sand screening machine for construction engineering. Background Art

[0002] The sand screening machine for construction engineering is an important construction equipment, which can greatly improve the construction efficiency and the quality of sand. It is easy to operate and runs stably, and can adapt to various harsh construction environments. In construction engineering, whether it is concrete mixing or mortar preparation, the sand screening machine plays an indispensable role and provides a strong guarantee for the smooth progress of the project.

[0003] In the prior art, such as the utility model with the publication number of CN220215621U, which relates to the field of construction equipment and specifically to a sand screening machine for construction engineering, including a base. The middle part of the top of the base is fixedly installed with a first fixing frame, the top of the first fixing frame is fixedly installed with a conveyor belt, and both sides of the top of the base are fixedly installed with second fixing frames. By improving the sand screening mechanism of the utility model, a plurality of screening cylinders are arranged, and the plurality of screening cylinders and the fixing ring are clamped and connected through fixing pieces. During the sand screening process, the number and aperture of the screening cylinders can be selected according to the sand screening requirements, which can improve the screening of sands with different thicknesses and the sand screening effect of the sand screening machine. By installing a guide pipe at the discharge end of the hopper and installing a screw rod inside the guide pipe, the rotation of the screw rod is driven by a first driving motor, and the sand enters the inside of the sand screening mechanism uniformly through the rotation of the screw rod, avoiding too much feeding, which affects the sand screening effect, and too little feeding, which affects the sand screening efficiency. However, during the use process, the wet sand containing moisture is easy to block the sieve holes during the screening process, resulting in the equipment needing to stop working for cleaning and affecting the working efficiency of the equipment.

[0004] In order to solve the problem that the wet sand containing moisture is easy to block the sieve holes during the screening process, resulting in the equipment needing to stop working for cleaning, the prior art is to adopt the method of shutting down the equipment for cleaning, but this increases the operation difficulty of the equipment, thereby resulting in the problem of inconvenient use of the equipment. Content of the Utility Model

[0005] The purpose of the utility model is to solve the defect that in the prior art, the wet sand containing moisture is easy to block the sieve holes during the screening process, resulting in the equipment needing to stop working for cleaning, and to propose a sand screening machine for construction engineering.

[0006] To achieve the above object, the utility model adopts the following technical solutions: A sand screening machine for construction engineering, including a bracket and a drying device. A screen is installed on the surface of the bracket, and the drying device is installed on the surface of the bracket. The drying device includes a box body, the box body is arranged on the surface of the bracket, a round roller is rotatably connected to the surface of the box body, a clapper board is fixedly connected to the surface of the round roller, one side of the round roller penetrates through the box body and is fixedly connected to a first motor, the first motor is fixedly connected to the box body, a filter plate is fixedly connected to one side of the box body, round holes are formed on the surface of the filter plate, and a hot air blower is fixedly connected to the surface of the box body. By setting the drying device, it is convenient to dry the wet sand, reduce the situation of wet sand blocking the screen holes, increase the usability of the equipment, and reduce the operation difficulty of the equipment.

[0007] Preferably, a second motor is fixedly connected to the surface of the hot air blower, and the clapper board is arranged in a rectangular shape. By setting the hot air blower, it is convenient to dry the wet sand, increase the usability of the equipment, reduce the situation of the equipment being blocked, and increase the stability of the equipment.

[0008] Preferably, there are five clapper boards, and the five clapper boards are arranged in a circumferential array. The air outlet of the hot air blower corresponds to the filter plate. By setting the hot air blower, it is convenient to dry the wet sand, increase the usability of the equipment, and reduce the situation of screen hole blockage.

[0009] Preferably, a blanking device is arranged on the lower surface of the box body. The blanking device includes a connecting plate, the connecting plate is fixedly connected to the box body, a rotating rod is fixedly connected to the surface of the connecting plate, an auxiliary plate is fixedly connected to one side of the bracket, the side of the rotating rod away from the connecting plate is rotatably connected to the auxiliary plate, and the side of the rotating rod close to the auxiliary plate penetrates through the auxiliary plate and is fixedly connected to a third motor. By setting the blanking device, it is convenient to assist the box body in blanking, increase the usability of the equipment, and reduce the operation difficulty of the equipment.

[0010] Preferably, there are two auxiliary plates, and the two auxiliary plates are arranged in a mirror symmetry. By setting the auxiliary plates, it is convenient to drive the box body to rotate, increase the safety of the equipment, and reduce the use difficulty of the equipment.

[0011] Preferably, a discharge port is formed on one side of the box body, and a slide plate is slidably connected to the inner wall of the discharge port of the box body. By setting the slide plate, it is convenient to open the discharge port, increase the safety of the equipment, reduce the operation difficulty of the equipment, and improve the usability of the equipment.

[0012] Preferably, a lifting plate is fixedly connected to the surface of the slide plate, and the discharge port is arranged in a square shape. By setting the lifting plate, it is convenient to drive the slide plate to move, increase the usability of the equipment, and reduce the use difficulty of the equipment.

[0013] Compared with the prior art, the advantages and positive effects of the present utility model are as follows:

[0014] In the present utility model, by providing a drying device and a blanking device, when in use, sand is poured into the box body. At this time, the first motor is started, the first motor drives the round roller to rotate, the round roller drives the clapper board to rotate, and the clapper board drives the sand to be turned over. At the same time, the second motor is started to drive the hot air blower, and the hot air blower sends the air flow into the box body through the filter plate to dry the sand. When the sand is dried, the lifting plate is pulled, the lifting plate drives the sliding plate to move, and the discharge port is opened. At this time, the third motor is started to drive the rotating rod to rotate. While the rotating rod rotates, it drives the box body to tilt, and the dried sand then flows out through the discharge port and falls on the screen for screening. By providing the present utility model, it is convenient to dry wet sand, reduces the situation of wet sand clogging the screen holes, increases the usability of the equipment, reduces the operation difficulty of the equipment, and at the same time improves the working efficiency of the equipment, and is convenient to reduce the time for shutdown cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a three-dimensional structural schematic diagram of a sand screening machine for construction engineering proposed by the present utility model;

[0016] Figure 2 is a side view structural schematic diagram of a sand screening machine for construction engineering proposed by the present utility model;

[0017] Figure 3 is a structural schematic diagram of the drying device of a sand screening machine for construction engineering proposed by the present utility model;

[0018] Figure 4 is a Figure 3 magnified structural schematic diagram of part A of a sand screening machine for construction engineering proposed by the present utility model;

[0019] Figure 5 is a structural schematic diagram of the blanking device of a sand screening machine for construction engineering proposed by the present utility model.

[0020] Legend: 1, support; 2, screen; 3, drying device; 31, box body; 32, round roller; 33, first motor; 34, filter plate; 35, clapper board; 36, hot air blower; 37, second motor; 4, blanking device; 41, connecting plate; 42, rotating rod; 43, auxiliary plate; 44, third motor; 45, sliding plate; 46, lifting plate. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0021] Please refer to Figures 1-5 , the present utility model provides a technical solution: a sand screening machine for construction engineering, including a support 1 and a drying device 3. A screen 2 is installed on the surface of the support 1, and the drying device 3 is installed on the surface of the support 1.

[0022] Next, the specific settings and functions of its drying device 3 and feeding device 4 will be described in detail.

[0023] In this embodiment: The drying device 3 includes a box body 31. The box body 31 is arranged on the surface of the bracket 1. A round roller 32 is rotatably connected to the surface of the box body 31. A clapper board 35 is fixedly connected to the surface of the round roller 32. One side of the round roller 32 penetrates through the box body 31 and is fixedly connected to a first motor 33. The first motor 33 is fixedly connected to the box body 31. A filter plate 34 is fixedly connected to one side of the box body 31. Round holes are formed on the surface of the filter plate 34. A hot air blower 36 is fixedly connected to the surface of the box body 31. By setting the drying device 3, it is convenient to dry the wet sand, reduce the situation of wet sand blocking the sieve holes, increase the usability of the equipment, and reduce the operation difficulty of the equipment.

[0024] Specifically, a second motor 37 is fixedly connected to the surface of the hot air blower 36. The clapper board 35 is arranged in a rectangular shape. By setting the hot air blower 36, it is convenient to dry the wet sand, increase the usability of the equipment, reduce the situation of the equipment being blocked, and increase the stability of the equipment.

[0025] Specifically, there are five clapper boards 35. The five clapper boards 35 are arranged in a circumferential array. The air outlet of the hot air blower 36 corresponds to the filter plate 34. By setting the hot air blower 36, it is convenient to dry the wet sand, increase the usability of the equipment, and reduce the situation of sieve hole blockage.

[0026] Specifically, a feeding device 4 is arranged on the lower surface of the box body 31. The feeding device 4 includes a connecting plate 41. The connecting plate 41 is fixedly connected to the box body 31. A rotating rod 42 is fixedly connected to the surface of the connecting plate 41. An auxiliary plate 43 is fixedly connected to one side of the bracket 1. The side of the rotating rod 42 away from the connecting plate 41 is rotatably connected to the auxiliary plate 43. The side of the rotating rod 42 close to the auxiliary plate 43 penetrates through the auxiliary plate 43 and is fixedly connected to a third motor 44.

[0027] In this embodiment: By setting the feeding device 4, it is convenient to assist the box body 31 in feeding, increase the usability of the equipment, and reduce the operation difficulty of the equipment.

[0028] Specifically, there are two auxiliary plates 43. The two auxiliary plates 43 are arranged in a mirror symmetry.

[0029] In this embodiment: By setting the auxiliary plate 43, it is convenient to drive the box body 31 to rotate, increase the safety of the equipment, and reduce the usage difficulty of the equipment.

[0030] Specifically, a discharge port is formed on one side of the box body 31. A sliding plate 45 is slidably connected to the inner wall of the discharge port of the box body 31. By setting the sliding plate 45, it is convenient to open the discharge port, increase the safety of the equipment, reduce the operation difficulty of the equipment, and improve the usability of the equipment.

[0031] Specifically, a lifting plate 46 is fixedly connected to the surface of the skateboard 45, and the discharge port is square-shaped.

[0032] In this embodiment: By providing the lifting plate 46, it is convenient to drive the skateboard 45 to move, improving the usability of the equipment and reducing the difficulty of using the equipment.

[0033] Working principle: By providing the drying device 3 and the feeding device 4, during use, sand is poured into the box body 31. At this time, the first motor 33 is started, and the first motor 33 drives the round roller 32 to rotate. The round roller 32 drives the clapper board 35 to rotate, and the clapper board 35 drives the sand to be turned over. At the same time, the second motor 37 is started to drive the hot air blower 36, and the hot air blower 36 sends air through the filter plate 34 into the box body 31 to dry the sand. When the sand is dried, the lifting plate 46 is pulled, and the lifting plate 46 drives the skateboard 45 to move, opening the discharge port. At this time, the third motor 44 is started to drive the rotating rod 42 to rotate. While the rotating rod 42 rotates, it drives the box body 31 to tilt, and the dried sand then flows out through the discharge port and falls onto the sieve 2 for screening. By providing the present utility model, it is convenient to dry wet sand, reducing the situation of wet sand clogging the sieve holes, improving the usability of the equipment, reducing the operation difficulty of the equipment, and at the same time improving the working efficiency of the equipment, facilitating the reduction of the shutdown cleaning time.

Claims

1. A sand screening machine for construction engineering, comprising a support (1) and a drying device (3), characterized in that: A screen (2) is installed on the surface of the support (1); the drying device (3) is installed on the surface of the support (1); the drying device (3) comprises a box (31); the box (31) is arranged on the surface of the support (1); a round roller (32) is rotatably connected to the surface of the box (31); a clapper (35) is fixedly connected to the surface of the round roller (32); one side of the round roller (32) passes through the box (31) and is fixedly connected to a first motor (33); the first motor (33) is fixedly connected to the box (31); a filter plate (34) is fixedly connected to one side of the box (31); a round hole is opened on the surface of the filter plate (34); and a hot air blower (36) is fixedly connected to the surface of the box (31).

2. A sand screening machine for construction engineering according to claim 1, characterized in that: A second motor (37) is fixedly connected to the surface of the hot air blower (36), and the clapper board (35) is arranged in a rectangular shape.

3. A sand screening machine for construction engineering according to claim 1, characterized in that: There are five clappers (35), which are arranged in a circular array. The air outlet of the hot air blower (36) corresponds to the filter plate (34).

4. A sand screening machine for construction engineering according to claim 1, characterized in that: A feeding device (4) is provided on the lower surface of the box body (31), and the feeding device (4) comprises a connecting plate (41), the connecting plate (41) is fixedly connected to the box body (31), a rotating rod (42) is fixedly connected to the surface of the connecting plate (41), an auxiliary plate (43) is fixedly connected to one side of the bracket (1), a side of the rotating rod (42) away from the connecting plate (41) is rotatably connected to the auxiliary plate (43), and a side of the rotating rod (42) close to the auxiliary plate (43) passes through the auxiliary plate (43) and is fixedly connected to a third motor (44).

5. A sand screening machine for construction engineering according to claim 4, characterized in that: There are two auxiliary plates (43), and the two auxiliary plates (43) are arranged in a mirror-symmetrical manner.

6. A sand screening machine for construction engineering according to claim 4, characterized in that: A discharge port is provided on one side of the box body (31), and a slide plate (45) is slidably connected to the inner wall of the discharge port of the box body (31).

7. A sand screening machine for construction engineering according to claim 6, characterized in that: A lifting plate (46) is fixedly connected to the surface of the slide plate (45), and the discharge port is arranged in a square shape.

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