Waste crushing device for constructional engineering

Abstract

The utility model discloses a waste crushing device for constructional engineering, which comprises a crushing bin, a collecting bin, an electromagnet and a fixed cylinder, the collecting bin is arranged on one side of the interior of the crushing bin, the fixed cylinder is fixedly connected to the middle position of the top end of the crushing bin, and a servo motor is mounted at the bottom end of one side of the interior of the fixed cylinder; the output shaft end of the servo motor is provided with a threaded rod, and one side of the exterior of the threaded rod is in threaded connection with a threaded block. The fixed cylinder and the adjusting cylinder are arranged in the middle of the top end of the crushing bin, and the guide plate and the second guide block are arranged in the fixed cylinder and the adjusting cylinder respectively, so that construction waste entering the crushing bin can be guided and buffered effectively, and impact on the crushing device is reduced; and a servo motor in the fixed cylinder is started, the servo motor can drive a threaded rod to rotate, and at the moment, a threaded block on the threaded rod can push an adjusting cylinder to adjust the height, so that the overall height of the fixed cylinder and the adjusting cylinder is adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of construction engineering, in particular to a waste crushing device for construction engineering. Background Art

[0002] There will be a lot of construction waste on the construction site. If these construction wastes are not handled in time, they will cause accumulation, dust will increase sharply, and lead to a bad environment. At this time, it is necessary to use a crushing device to crush the construction waste, so as to facilitate the subsequent processing and transportation of the construction waste.

[0003] A waste crushing device for construction projects disclosed in the Chinese utility model patent application disclosure CN113522434B can hook plastic bags attached to the waste through the curved hook on the cleaning rod to prevent the plastic bags from falling into the waste collection container through the discharge bin along with the waste. During the rotation of the cleaning wheel, the cleaning rod will extend to the outside of the protective cover through the rectangular window. When the cleaning rod passes through the rectangular window, the plastic bags on the cleaning rod will be scraped off by the cleaning brush, causing the plastic bags to fall to the outside of the protective cover. However, the overall functionality of the waste crushing device is relatively low. Construction waste falling from a high place into the waste crushing device may cause a large amount of dust, thereby affecting the surrounding environment of the construction. At the same time, the falling of construction waste from a high place may cause damage to the crushing device. Utility Model Content

[0004] The purpose of the utility model is to provide a waste crushing device for construction engineering to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a waste crushing device for construction engineering, comprising a crushing bin, a collecting bin, an electromagnet and a fixed cylinder, a collecting bin is provided on one side inside the crushing bin, a fixed cylinder is fixedly connected to the middle position of the top of the crushing bin, a servo motor is installed at the bottom end of one side inside the fixed cylinder, a threaded rod is installed at the output shaft end of the servo motor, a threaded block is threadedly connected to one side of the outside of the threaded rod, guide plates are fixedly connected to both sides of the inside of the fixed cylinder, an adjusting cylinder is sleeved on the outside of the fixed cylinder, threaded blocks are fixedly connected to both sides of the inside of the adjusting cylinder, and second guide blocks are fixedly connected to the tops of both sides inside the adjusting cylinder.

[0006] Preferably, an armrest is fixedly connected to the middle position of one side of the crushing bin, a guide groove is provided at the bottom end of the crushing bin, a first discharge port is provided on one side of the guide groove, and first guide blocks are fixedly connected to the middle positions of both sides of the crushing bin.

[0007] Preferably, a second discharge port is provided at the bottom end of one side of the collecting bin, a fixed cover is installed at the top end of the collecting bin, and pull rods are slidably connected to both sides of the outside of the collecting bin.

[0008] Preferably, one side of the pull rod is fixedly connected to a connecting block, one side of the connecting block is fixedly connected to a spring, and one side of the spring is fixedly connected to an electromagnet.

[0009] Preferably, crushing rollers are evenly installed at equal distances on the top of the crushing bin, and hydraulic devices are installed at the middle positions on both sides of the crushing bin.

[0010] Preferably, a pressure plate is fixedly connected to one side of the hydraulic device, and a sieve plate is fixedly connected to the middle position inside the crushing bin.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. This type of construction waste crushing device, by arranging a fixed cylinder and an adjusting cylinder at the middle position of the top of the crushing bin, and at the same time, a guide plate and a second guide block are respectively arranged in the fixed cylinder and the adjusting cylinder, which can effectively guide and buffer the construction waste entering the crushing bin, thereby reducing the impact on the crushing device, and by starting the servo motor in the fixed cylinder, the servo motor can drive the threaded rod to rotate, and at this time, the threaded block on the threaded rod can push the adjusting cylinder to adjust the height, thereby adjusting the overall height of the fixed cylinder and the adjusting cylinder, and reducing the dust caused by the falling of construction waste;

[0013] 2. This type of waste crushing device for construction projects has an electromagnet at the bottom end of the crushing bin. By pulling the pull rod, the pull rod can pull the electromagnet to move through the connecting block. At this time, the electromagnet is energized to adsorb metal particles in the construction waste at the bottom end of the crushing bin, and the electromagnet moves to the top end of the collecting bin and the power is cut off at the same time. Then, the metal particles in the construction waste can fall into the bottom end of the collecting bin for centralized treatment, thereby improving the functionality of the waste crushing device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a cross-sectional structural schematic diagram of the utility model;

[0016] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0017] Figure 4 It is a schematic diagram of the top view of the electromagnet of the utility model.

[0018] In the figure: 1. crushing bin; 101. handrail; 102. guide groove; 103. first discharge port; 104. first guide block; 2. collecting bin; 201. second discharge port; 202. fixed cover; 3. pull rod; 301. connecting block; 302. spring; 4. electromagnet; 5. fixed cylinder; 501. servo motor; 502. threaded rod; 503. threaded block; 504. guide plate; 6. adjusting cylinder; 601. second guide block; 7. crushing roller; 8. hydraulic device; 801. pressure plate; 9. sieve plate. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-4 The utility model provides an embodiment: a waste crushing device for construction engineering, comprising a crushing bin 1, a collecting bin 2, an electromagnet 4 and a fixed cylinder 5, a handrail 101 is fixedly connected to the middle position of one side of the crushing bin 1, a guide groove 102 is provided at the bottom end of the crushing bin 1, a first discharge port 103 is provided on one side of the guide groove 102, and a first guide block 104 is fixedly connected to the middle position of both sides of the crushing bin 1, the guide groove 102 can guide the crushed construction waste, and the first discharge port 103 is opened to discharge the waste;

[0021] A collecting bin 2 is provided on one side of the crushing bin 1, a second discharge port 201 is provided at the bottom of one side of the collecting bin 2, a fixed cover 202 is installed on the top of the collecting bin 2, metal materials in the construction waste can be collected inside the collecting bin 2, and are centrally discharged through the second discharge port 201, and the fixed cover 202 on the top of the collecting bin 2 can be opened to perform maintenance and charging of the electromagnet 4;

[0022] The two sides of the outside of the collecting bin 2 are slidably connected with a pull rod 3, one side of the pull rod 3 is fixedly connected with a connecting block 301, one side of the connecting block 301 is fixedly connected with a spring 302, and one side of the spring 302 is fixedly connected with an electromagnet 4. When the pull rod 3 is pulled, the spring 302 on one side can be squeezed through the connecting block 301, and at the same time, the connecting block 301 can drive the electromagnet 4 to move at the bottom end of the crushing bin 1. At this time, the electromagnet 4 can be energized to adsorb materials such as iron, cobalt and nickel in the construction waste;

[0023] A fixed cylinder 5 is fixedly connected to the middle position of the top of the crushing bin 1, a servo motor 501 is installed at the bottom end of one side of the fixed cylinder 5, a threaded rod 502 is installed at the output shaft end of the servo motor 501, a threaded block 503 is threadedly connected to one side of the outside of the threaded rod 502, guide plates 504 are fixedly connected to both sides of the inside of the fixed cylinder 5, an adjusting cylinder 6 is sleeved on the outside of the fixed cylinder 5, threaded blocks 503 are fixedly connected to both sides of the inside of the adjusting cylinder 6, and second guide blocks 601 are fixedly connected to the top ends of both sides of the inside of the adjusting cylinder 6. When the servo motor 501 inside the fixed cylinder 5 is started, the threaded rod 502 can be driven to rotate, and at this time, the threaded block 503 on the threaded rod 502 can drive the adjusting cylinder 6 to move up and down, and at the same time, the guide plate 504 and the second guide block 601 are respectively provided in the fixed cylinder 5 and the adjusting cylinder 6, so that the construction waste entering the crushing bin 1 can be effectively guided;

[0024] Crushing rollers 7 are evenly installed at the top of the crushing bin 1 at equal distances, and a driving motor is installed on one side of the crushing roller 7, so as to drive the crushing roller 7 to rotate and crush the construction waste;

[0025] A hydraulic device 8 is installed in the middle of both sides of the crushing bin 1, and a pressure plate 801 is fixedly connected to one side of the hydraulic device 8. A sieve plate 9 is fixedly connected to the middle of the crushing bin 1. The crushing roller 7 can crush the construction waste entering the crushing bin 1, and through the guidance of the first guide block 104, the crushed construction waste can fall onto the sieve plate 9, and the hydraulic device 8 pushes the pressure plate 801 for secondary crushing and crushing, and passes through the sieve plate 9 and falls into the bottom of the crushing bin 1.

[0026] When the embodiment of the present application is in use, the servo motor 501 in the fixed cylinder 5 is started, and the servo motor 501 drives the threaded rod 502 to rotate, so that the threaded block 503 on the threaded rod 502 can push the adjustment cylinder 6 to lift to a suitable height. At this time, the construction waste can be poured into the crushing bin 1 through the adjustment cylinder 6. At the same time, the second guide block 601 and the guide plate 504 in the adjustment cylinder 6 and the fixed cylinder 5 can effectively guide the construction waste. At this time, the construction waste falling into the crushing bin 1 can be crushed once by the crushing roller 7. The crushed construction waste passes through the first guide The waste can be guided to block 104 and fall into the top of the sieve plate 9. At this time, the hydraulic device 8 can be started to push the pressure plate 801 to move, so that the pressure plate 801 can perform secondary crushing on the construction waste. The crushed construction waste can pass through the sieve plate 9 and fall into the bottom of the crushing bin 1. At this time, the electromagnet 4 is started and energized to adsorb materials such as iron, cobalt and nickel in the construction waste, and the electromagnet 4 is pulled to the top of the collection bin 2 through the pull rod 3. At this time, the electromagnet 4 is powered off, so that materials such as iron, cobalt and nickel can fall into the bottom of the collection bin 2 for centralized treatment.

[0027] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A construction waste crushing device, characterized in that , comprising a crushing bin (1), a collecting bin (2), an electromagnet (4) and a fixed cylinder (5), wherein the collecting bin (2) is arranged on one side of the crushing bin (1), the fixed cylinder (5) is fixedly connected to the middle position of the top of the crushing bin (1), a servo motor (501) is installed at the bottom end of one side of the fixed cylinder (5), a threaded rod (502) is installed at the output shaft end of the servo motor (501), a threaded block (503) is threadedly connected to one side of the outside of the threaded rod (502), guide plates (504) are fixedly connected to the two sides of the fixed cylinder (5), an adjusting cylinder (6) is sleeved on the outside of the fixed cylinder (5), the threaded blocks (503) are fixedly connected to the two sides of the adjusting cylinder (6), and the second guide blocks (601) are fixedly connected to the top ends of the two sides of the inside of the adjusting cylinder (6).

2. A construction waste crushing device according to claim 1, characterized in that: A handrail (101) is fixedly connected to the middle position of one side of the crushing bin (1), a guide groove (102) is provided at the bottom end of the crushing bin (1), a first discharge port (103) is provided on one side of the guide groove (102), and first guide blocks (104) are fixedly connected to the middle positions of both sides of the crushing bin (1).

3. The construction waste crushing device according to claim 1, characterized in that: A second discharge port (201) is provided at the bottom end of one side of the collecting bin (2), a fixed cover (202) is installed at the top end of the collecting bin (2), and pull rods (3) are slidably connected on both sides of the outside of the collecting bin (2).

4. A construction waste crushing device according to claim 3, characterized in that: One side of the pull rod (3) is fixedly connected to a connection block (301), one side of the connection block (301) is fixedly connected to a spring (302), and one side of the spring (302) is fixedly connected to an electromagnet (4).

5. The construction waste crushing device according to claim 1, characterized in that: Crushing rollers (7) are evenly installed at equal distances at the top of the crushing bin (1), and hydraulic devices (8) are installed at the middle positions of both sides of the crushing bin (1).

6. A construction waste crushing device according to claim 5, characterized in that: A pressure plate (801) is fixedly connected to one side of the hydraulic device (8), and a screen plate (9) is fixedly connected to the middle position inside the crushing bin (1).

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