CN221869148U - Asphalt concrete aggregate screening equipment - Google Patents

Abstract

The utility model relates to an asphalt concrete aggregate screening device, comprising a bottom plate, a storage box is fixedly connected to the top of the bottom plate, a base is provided at the rear side of the storage box, a screening box is fixedly connected to the top of the base, a loading and conveying device is fixedly connected to one side of the top of the screening box, and the end of the loading and conveying device is located inside the storage box. The utility model can automatically transport the aggregate inside the storage box to the screening box by arranging the loading and conveying device, and can perform multi-stage screening on the aggregate by arranging a large-aperture screen and a small-aperture screen inside the screening box, and can avoid the aggregate from clogging the screen holes by arranging a first oscillation motor and a second oscillation motor, and can collect the qualified aggregate after screening by arranging a first collecting box, and can respectively drive the first push plate and the second push plate to move by arranging a first electric telescopic rod and a second electric telescopic rod, so as to facilitate pushing the unqualified products accumulated on the large-aperture screen and the small-aperture screen to the second collecting box.

Description

Asphalt concrete aggregate screening equipment

Technical Field

The utility model relates to screening equipment, in particular to asphalt concrete aggregate screening equipment, belonging to the technical field of aggregate screening.

Background Art

Concrete, abbreviated as "concrete", is a general term for engineering composite materials in which aggregates are bonded into a whole by cementitious materials. Aggregate is the granular loose material that plays a skeleton or filling role in concrete. Aggregate, as the main raw material in concrete, plays a skeleton and supporting role in buildings. In order to ensure the quality of concrete, concrete aggregate needs to be screened before use.

The existing aggregate screening device requires workers to add materials frequently during feeding, which increases the labor intensity of the workers. The screen holes are easily blocked during screening, affecting the screening effect. After single-stage screening, some unqualified products will be mixed in, affecting the quality of later concrete. At the same time, a lot of dust will be generated during the screening process, polluting the environment.

Utility Model Content

The purpose of the utility model is to provide an asphalt concrete aggregate screening device in order to solve the above-mentioned problems. By arranging a feeding and conveying device, the aggregate inside the storage box can be automatically conveyed to the inside of the screening box. By arranging a large-aperture screen and a small-aperture screen inside the screening box, the aggregate can be screened in multiple stages. By arranging a first oscillation motor and a second oscillation motor, it can be avoided that the aggregate is blocked by the screen holes. By arranging a first collecting box, qualified aggregates after screening can be collected. By arranging a first electric telescopic rod and a second electric telescopic rod, the first push plate and the second push plate can be driven to move respectively, so as to facilitate pushing the unqualified products accumulated on the large-aperture screen and the small-aperture screen to the second collecting box.

The utility model achieves the above-mentioned purpose through the following technical scheme: an asphalt concrete aggregate screening device, comprising a bottom plate, a storage box is fixedly connected to the top of the bottom plate, a base is provided on the rear side of the storage box, a screening box is fixedly connected to the top of the base, a loading and conveying device is fixedly connected to one side of the top of the screening box, the end of the loading and conveying device is located inside the storage box, a support plate is fixedly connected to the side of the top of the screening box away from the loading and conveying device, and a purification box is fixedly connected to the top of the support plate.

Preferably, a dust suction port is provided on the front side of the purification box, a first box door is rotatably connected to the rear side of the purification box through a hinge, a dust filter is slidably connected inside the purification box, a blower device is provided under the dust filter, and an exhaust duct is fixedly connected to one side of the bottom of the purification box.

Preferably, a feed hopper is fixedly connected to the top center of the screening box, a second box door is rotatably connected to one side of the screening box through a hinge, a large-aperture screen is fixedly connected inside the screening box, and a small-aperture screen is provided below the large-aperture screen.

Preferably, a first electric telescopic rod is fixedly connected to one side of the screening box, a first push plate is fixedly connected to the end of the first electric telescopic rod, the bottom of the first push plate is fit-connected to the top of the large-aperture screen, a second electric telescopic rod is provided below the first electric telescopic rod, and a second push plate is fixedly connected to the end of the second electric telescopic rod.

Preferably, the bottom of the second push plate is fitly connected to the top of the small-aperture screen, the inner wall of the screening box is fixedly connected to the first oscillation motor and the second oscillation motor, the first oscillation motor is located below the large-aperture screen, the second oscillation motor is located below the small-aperture screen, and a first collecting box is provided below the second oscillation motor.

Preferably, a second collection box is provided on one side of the base, and legs are fixedly connected at the four corners of the bottom of the base plate, a third electric telescopic rod is fixedly connected inside the legs, a pad is fixedly connected to the end of the third electric telescopic rod, universal wheels are fixedly connected at the four corners of the bottom of the pad, a positioning rod is slidably connected inside the pad, and the top of the positioning rod is fixedly connected to the inner wall of the leg.

The beneficial effects of the utility model are:

The utility model can automatically convey the aggregates in the storage box to the screening box by arranging a loading and conveying device, can perform multi-stage screening on the aggregates by arranging a large-aperture screen and a small-aperture screen in the screening box, can avoid clogging of the screen holes by the aggregates by arranging a first oscillation motor and a second oscillation motor, can collect the qualified aggregates after screening by arranging a first collecting box, can respectively drive the first push plate and the second push plate to move by arranging a first electric telescopic rod and a second electric telescopic rod, so as to facilitate pushing the unqualified products accumulated on the large-aperture screen and the small-aperture screen to the second collecting box, can avoid environmental pollution caused by excessive dust during the screening process by arranging a purification box, can drive the pad and the universal wheel to be raised and lowered by arranging a third electric telescopic rod, and can facilitate the movement of the device as a whole when the universal wheel contacts the ground, and can improve the overall stability of the device when the universal wheel is retracted, so as to avoid the overall shaking of the device during the screening process.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the overall structure of the utility model.

FIG. 2 is a schematic diagram of the internal structure of the screening box of the present invention.

FIG. 3 is a schematic diagram of the internal structure of the purification box of the present utility model.

FIG. 4 is a schematic diagram of the internal structure of the support leg of the present invention.

Numbers in the figure: 1. bottom plate; 2. storage box; 3. screening box; 4. feeding conveying device; 5. purification box; 6. dust filter; 7. blowing device; 8. large-aperture screen; 9. small-aperture screen; 10. first electric telescopic rod; 11. second electric telescopic rod; 12. first oscillation motor; 13. second oscillation motor; 14. first collecting box; 15. second collecting box; 16. supporting legs; 17. third electric telescopic rod; 18. pad.

Implementation

The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

Example 1 Please refer to Figures 1-4, an asphalt concrete aggregate screening equipment includes a base plate 1, a storage box 2 is fixedly connected to the top of the base plate 1, a base is provided on the rear side of the storage box 2, a screening box 3 is fixedly connected to the top of the base, a loading and conveying device 4 is fixedly connected to one side of the top of the screening box 3, the end of the loading and conveying device 4 is located inside the storage box 2, a support plate is fixedly connected to the top of the screening box 3 away from the loading and conveying device 4, and a purification box 5 is fixedly connected to the top of the support plate.

Specifically, a dust suction port is provided on the front side of the purification box 5, a first box door is rotatably connected to the rear side of the purification box 5 through a hinge, a dust filter 6 is slidably connected inside the purification box 5, a blower device 7 is provided below the dust filter 6, an exhaust pipe is fixedly connected to one side of the bottom of the purification box 5, a feed hopper is fixedly connected to the top center of the screening box 3, a second box door is rotatably connected to one side of the screening box 3 through a hinge, a large-aperture screen 8 is fixedly connected inside the screening box 3, a small-aperture screen 9 is provided below the large-aperture screen 8, a first electric telescopic rod 10 is fixedly connected to one side of the screening box 3, and the first electric telescopic rod 10 is provided at the end The end is fixedly connected with a first push plate, the bottom of the first push plate is closely connected to the top of the large-aperture screen 8, a second electric telescopic rod 11 is provided below the first electric telescopic rod 10, the end of the second electric telescopic rod 11 is fixedly connected with a second push plate, the bottom of the second push plate is closely connected to the top of the small-aperture screen 9, the inner wall of the screening box 3 is fixedly connected with a first oscillation motor 12 and a second oscillation motor 13, the first oscillation motor 12 is located below the large-aperture screen 8, the second oscillation motor 13 is located below the small-aperture screen 9, a first collecting box 14 is provided below the second oscillation motor 13, and a second collecting box 15 is provided on one side of the base. The four corners of the bottom of the bottom plate 1 are fixedly connected with legs 16, and the third electric telescopic rod 17 is fixedly connected inside the legs 16. The end of the third electric telescopic rod 17 is fixedly connected with a pad 18. The four corners of the bottom of the pad 18 are fixedly connected with universal wheels. The pad 18 is slidably connected with a positioning rod, and the top of the positioning rod is fixedly connected to the inner wall of the legs 16. By setting the feeding conveying device 4, the aggregate inside the storage box 2 can be automatically transported to the inside of the screening box 3. By setting a large-aperture screen 8 and a small-aperture screen 9 inside the screening box 3, the aggregate can be screened in multiple stages. By setting the first oscillation motor 12 and the second oscillation motor 13, the blockage of aggregate can be avoided. The sieve holes are plugged, and the qualified aggregates after screening can be collected by setting the first collecting box 14. The first electric telescopic rod 10 and the second electric telescopic rod 11 can be respectively driven to move the first push plate and the second push plate, so that the unqualified products accumulated on the large-aperture screen 8 and the small-aperture screen 9 can be pushed to the second collecting box 15. The purification box 5 can avoid environmental pollution caused by excessive dust during the screening process. The third electric telescopic rod 17 can drive the pad 18 and the universal wheel to rise and fall. When the universal wheel is in contact with the ground, it is convenient for the whole device to move. When the universal wheel is retracted, the overall stability of the device can be improved to avoid the overall shaking of the device during the screening process.

When the utility model is in use, the aggregate inside the storage box 2 can be automatically transported to the screening box 3 by arranging the feeding and conveying device 4, the aggregate can be screened in multiple stages by arranging the large-aperture screen 8 and the small-aperture screen 9 inside the screening box 3, the aggregate can be prevented from clogging the screen holes by arranging the first oscillation motor 12 and the second oscillation motor 13, the qualified aggregate after screening can be collected by arranging the first collecting box 14, the first electric telescopic rod 10 and the second electric telescopic rod 11 can be respectively driven to move the first push plate and the second push plate, so that the unqualified products accumulated on the large-aperture screen 8 and the small-aperture screen 9 can be pushed to the second collecting box 15, the purification box 5 can be provided to avoid environmental pollution caused by excessive dust during the screening process, the third electric telescopic rod 17 can be provided to drive the pad 18 and the universal wheel to be raised and lowered, and when the universal wheel is in contact with the ground, it is convenient for the device to move as a whole, and when the universal wheel is retracted, the overall stability of the device can be improved to avoid the overall shaking of the device during the screening process.

For those skilled in the art, it is obvious that the present invention is not limited to the details of the above-mentioned exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is limited by the appended claims rather than the above description. Therefore, it is intended to include all changes within the meaning and scope of the equivalent elements of the claims in the present invention, and any figure marks in the claims should not be regarded as limiting the claims involved.

In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims (6)

1. An asphalt concrete aggregate screening device, comprising a base plate (1), characterized in that: a storage box (2) is fixedly connected to the top of the base plate (1), a base is provided on the rear side of the storage box (2), a screening box (3) is fixedly connected to the top of the base, a loading and conveying device (4) is fixedly connected to one side of the top of the screening box (3), a distal end of the loading and conveying device (4) is located inside the storage box (2), a support plate is fixedly connected to the top of the screening box (3) away from the loading and conveying device (4), and a purification box (5) is fixedly connected to the top of the support plate. 2. An asphalt concrete aggregate screening device according to claim 1, characterized in that: a dust suction port is opened on the front side of the purification box (5), a first box door is rotatably connected to the rear side of the purification box (5) through a hinge, a dust filter (6) is slidably connected inside the purification box (5), a blower device (7) is provided below the dust filter (6), and an exhaust duct is fixedly connected to one side of the bottom of the purification box (5). 3. An asphalt concrete aggregate screening device according to claim 1, characterized in that: a feed hopper is fixedly connected to the center of the top of the screening box (3), a second box door is rotatably connected to one side of the screening box (3) through a hinge, a large-aperture screen (8) is fixedly connected inside the screening box (3), and a small-aperture screen (9) is provided below the large-aperture screen (8). 4. An asphalt concrete aggregate screening device according to claim 3, characterized in that: a first electric telescopic rod (10) is fixedly connected to one side of the screening box (3), a first push plate is fixedly connected to the end of the first electric telescopic rod (10), the bottom of the first push plate is fitted and connected to the top of the large-aperture screen (8), a second electric telescopic rod (11) is provided below the first electric telescopic rod (10), and a second push plate is fixedly connected to the end of the second electric telescopic rod (11). 5. An asphalt concrete aggregate screening device according to claim 4, characterized in that: the bottom of the second push plate is fitted and connected to the top of the small-aperture screen (9), the inner wall of the screening box (3) is fixedly connected with a first oscillation motor (12) and a second oscillation motor (13), the first oscillation motor (12) is located below the large-aperture screen (8), the second oscillation motor (13) is located below the small-aperture screen (9), and a first collecting box (14) is provided below the second oscillation motor (13). 6. An asphalt concrete aggregate screening device according to claim 1, characterized in that: a second collecting box (15) is provided on one side of the base, the bottom four corners of the bottom of the base plate (1) are fixedly connected to legs (16), the inside of the legs (16) is fixedly connected to a third electric telescopic rod (17), the end of the third electric telescopic rod (17) is fixedly connected to a pad (18), the bottom four corners of the pad (18) are fixedly connected to universal wheels, the pad (18) is slidably connected to a positioning rod, and the top of the positioning rod is fixedly connected to the inner wall of the leg (16).