Material falling prevention device for construction waste recycling

Abstract

The utility model discloses an anti-dropping device for construction waste recovery, which comprises a tightness adjusting mechanism, the tightness adjusting mechanism comprises a supporting plate, a first motor is arranged at the left front end of the top of the supporting plate, the output end of the first motor is fixedly connected with a driving roller, the surface of the driving roller is sleeved with a conveying belt, and the conveying belt is fixedly connected with a conveying belt. The right side of the inner surface of the conveying belt is sleeved with a driven roller, one side of the driven roller is movably connected with a fixing frame, the right side of the top of the supporting plate is fixedly connected with a stepping motor, and the output end of the stepping motor is fixedly connected with a crankshaft. According to the anti-falling device for construction waste recycling, the pretreatment mechanism is arranged, materials are poured into the inner cavity of the shell, then a second motor is started, the second motor drives a smashing roller to rotate, large materials are smashed, meanwhile, the smashing roller can drive a material guide roller to rotate, the materials are guided, and the materials gradually fall to the top of a conveying belt; therefore, materials are prevented from accumulating on the top of the conveying belt.

Description

Technical Field

[0001] The utility model relates to the technical field of construction waste recycling, in particular to a material-dropping prevention device for construction waste recycling. Background Art

[0002] Construction waste refers to the slag, abandoned soil, abandoned materials, residual mud and other waste generated during the construction, laying, demolition and repair of various buildings, structures, pipelines, etc. by construction units or individuals. During the recycling process, construction waste is mainly transported by conveyor belts.

[0003] According to the patent document: CN215823900U, a device for preventing construction waste from falling off is disclosed, which includes: a seat body; a limit assembly, which is used to limit the construction waste on the conveyor belt, and the limit assembly includes two baffles for preventing the construction waste on the conveyor belt from falling off, and the two baffles are respectively located on both sides of the conveyor belt; a driving assembly, which is used to control the distance between the two baffles, and the driving assembly includes a threaded rod and two sliders, and the upper surface of the seat body is provided with a slide groove, and the threaded rod is horizontally rotated and installed in the slide groove, and the two sliders are threadedly sleeved on the left and right sides of the threaded rod, and the top ends are respectively fixedly connected to the lower surfaces of the two baffles; a transmission component, which is used to control the rotation of the threaded rod. Through the cooperation between the transmission component and the driving assembly, the distance between the two baffles can be quickly adjusted, and the object blocked by the two baffles is no longer a conveyor belt of a single size, which improves the practicality of the device.

[0004] At present, traditional recycling devices do not have the function of pre-processing garbage during daily use. When garbage is piled on the top of the conveyor belt and the garbage is higher than the baffle, the garbage is easy to fall over the baffle. At the same time, when the conveyor belt is loose during the recycling process, it is not only easy to slip, but the distance between the conveyor belt and the baffle will become larger, making it easy for garbage to fall through the gap, which cannot meet the use requirements. Utility Model Content

[0005] The purpose of the utility model is to provide a device for preventing material from falling off for recycling construction waste, so as to solve the problem that the current traditional recycling device proposed in the above background technology does not have the function of pre-processing garbage during daily use. When the garbage is piled on the top of the conveyor belt and the garbage is higher than the baffle, the garbage is easy to fall over the baffle. At the same time, when the conveyor belt is loose during the recycling process, it is not only easy to slip, but the distance between the conveyor belt and the baffle will become larger, making it easy for the garbage to fall through the gap, and the use requirements cannot be met.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a material-dropping prevention device for recycling construction waste, comprising a tightness adjusting mechanism, the tightness adjusting mechanism comprising a support plate, a first motor is arranged at the left front end of the top of the support plate, an active roller is fixedly connected to the output end of the first motor, a conveyor belt is sleeved on the surface of the active roller, a driven roller is sleeved on the right side of the inner surface of the conveyor belt, a fixed frame is movably connected to one side of the driven roller, a stepper motor is fixedly connected to the right side of the top of the support plate, a crank shaft is fixedly connected to the output end of the stepper motor, a connecting rod is movably connected to the surface of the crank shaft, a pressure sensor is fixedly connected to the right side of the connecting rod, a connecting frame is fixedly connected to the right side of the pressure sensor, a vertical plate is fixedly connected to the right side of the connecting frame, and the top of the vertical plate is fixedly connected to the fixed frame.

[0007] Preferably, a pretreatment mechanism is provided on the top of the conveyor belt, and the pretreatment mechanism includes a shell, a second motor is fixedly connected to the front of the shell, a crushing roller is fixedly connected to the output end of the second motor, and a material guide roller is movably connected to the bottom of the inner wall of the shell.

[0008] Preferably, a bracket is fixedly connected to the left side of the top of the support plate, and the front side of the bracket is fixedly connected to the first motor.

[0009] Preferably, baffles are provided on the front and rear sides of the top of the conveyor belt, and the baffles and the outer sides of the shell are fixedly connected with fixing plates, and one side of the fixing plate is fixedly connected to the support plate.

[0010] Preferably, the front side and the rear side of the inner cavity of the connecting rod are slidably connected with a sliding rod, and the two sides of the sliding rod are fixedly connected with a frame, and the top of the frame is fixedly connected to the support plate.

[0011] Preferably, a movable groove is opened on the right side of the frame, and the inner cavity of the movable groove is slidably connected to the connecting frame.

[0012] Preferably, the rear sides of the crushing roller and the material guide roller are fixedly connected with pulleys, and the surfaces of the pulleys are sleeved with belts.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. By setting up a pre-treatment mechanism, pour the material into the inner cavity of the shell, and then start the second motor. The second motor drives the crushing roller to rotate to crush large pieces of material. At the same time, the crushing roller will also drive the guide roller to rotate to guide the material, so that the material gradually falls to the top of the conveyor belt, thereby avoiding the accumulation of material on the top of the conveyor belt.

[0015] 2. By setting the tightness adjustment mechanism, the first motor is started while the material is pre-processed, and the active roller is driven to rotate by the first motor, and the active roller drives the conveyor belt to rotate to transport the material. At the same time, the pressure value is set by the external PLC controller. After the pressure sensor detects that the pressure value is lower than the set value, the PLC controller will control the stepper motor to work, and the crank shaft is driven by the stepper motor to rotate, and the crank shaft drives the connecting rod to move, and the connecting rod drives the pressure sensor to move, and the pressure sensor drives the connecting frame to move, and the connecting frame drives the vertical plate to move, and the vertical plate drives the fixed frame to move, and the fixed frame drives the driven roller to move, so as to adjust the tightness of the conveyor belt to prevent the conveyor belt from loosening and causing the material to fall. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 3 It is a schematic diagram of a partial three-dimensional structure of the pretreatment mechanism of the utility model;

[0019] Figure 4 It is a partial three-dimensional structural diagram of the tightness adjustment mechanism of the utility model;

[0020] Figure 5 It is a schematic diagram of the enlarged structure of point A of the utility model.

[0021] In the figure: 1. tension adjustment mechanism; 101. support plate; 102. first motor; 103. active roller; 104. conveyor belt; 105. driven roller; 106. stepping motor; 107. frame; 108. crank shaft; 109. connecting rod; 110. pressure sensor; 111. connecting frame; 112. vertical plate; 113. fixed frame; 2. baffle; 3. pretreatment mechanism; 301. shell; 302. second motor; 303. crushing roller; 304. guide roller; 305. pulley; 306. belt. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1 , Figure 2 and Figure 4The utility model provides a technical solution: a material-dropping prevention device for recycling construction waste, comprising a tension adjustment mechanism 1, the tension adjustment mechanism 1 comprising a support plate 101, a first motor 102 is arranged at the left front end of the top of the support plate 101, an active roller 103 is fixedly connected to the output end of the first motor 102, a conveyor belt 104 is sleeved on the surface of the active roller 103, a driven roller 105 is sleeved on the right side of the inner surface of the conveyor belt 104, a fixed frame 113 is movably connected to one side of the driven roller 105, a stepper motor 106 is fixedly connected to the right side of the top of the support plate 101, a crank shaft 108 is fixedly connected to the output end of the stepper motor 106, and a crank shaft 108 is fixedly connected to the output end of the crank shaft 108. The surface of the handle shaft 108 is movably connected with a connecting rod 109, and the right side of the connecting rod 109 is fixedly connected with a pressure sensor 110, and the right side of the pressure sensor 110 is fixedly connected with a connecting frame 111, and the right side of the connecting frame 111 is fixedly connected with a vertical plate 112, and the top of the vertical plate 112 is fixedly connected to a fixed frame 113. By setting the tension adjustment mechanism 1, the first motor 102 is started while the material is pre-processed, and the active roller 103 is driven to rotate by the first motor 102, and the active roller 103 drives the conveyor belt 104 to rotate to transport the material. At the same time, the pressure value is set by the external PLC controller, and when the pressure sensor 110 detects When the pressure value is lower than the set value, the PLC controller will control the stepper motor 106 to work, and the stepper motor 106 drives the crank shaft 108 to rotate, the crank shaft 108 drives the connecting rod 109 to move, the connecting rod 109 drives the pressure sensor 110 to move, the pressure sensor 110 drives the connecting frame 111 to move, the connecting frame 111 drives the vertical plate 112 to move, the vertical plate 112 drives the fixed frame 113 to move, and the fixed frame 113 drives the driven roller 105 to move, so as to adjust the tightness of the conveyor belt 104 to prevent the conveyor belt 104 from loosening and causing the material to fall; the left side of the top of the support plate 101 is fixedly connected with a bracket, and the front side of the bracket is in contact with the first electric The machine 102 is fixedly connected, and the operation of the first motor 102 is stabilized by setting a bracket, and the first motor 102 is limited; the front and rear sides of the inner cavity of the connecting rod 109 are slidably connected with sliding rods, and the two sides of the sliding rod are fixedly connected with the frame 107, and the top of the frame 107 is fixedly connected to the support plate 101. By setting the sliding rod and the frame 107, the operation of the connecting rod 109 is stabilized, and the connecting rod 109 is balanced and supported; a movable groove is opened on the right side of the frame 107, and the inner cavity of the movable groove is slidably connected to the connecting frame 111. By setting the movable groove, the operation of the connecting frame 111 is stabilized, and the connecting frame 111 is balanced and supported.

[0024] See also Figure 1 , Figure 2 , Figure 3 and Figure 5A pre-processing mechanism 3 is provided on the top of the conveyor belt 104. The pre-processing mechanism 3 includes a shell 301. A second motor 302 is fixedly connected to the front of the shell 301. A crushing roller 303 is fixedly connected to the output end of the second motor 302. A guide roller 304 is movably connected to the bottom of the inner wall of the shell 301. By providing the pre-processing mechanism 3, the material is poured into the inner cavity of the shell 301, and then the second motor 302 is started. The crushing roller 303 is driven to rotate by the second motor 302 to crush the bulk of the material. At the same time, the crushing roller 303 also drives the guide roller 304 to rotate to guide the material, so that the material gradually falls to the top of the conveyor belt 104. , thereby preventing materials from piling up on the top of the conveyor belt 104; baffles 2 are provided on the front and rear sides of the top of the conveyor belt 104, and the baffles 2 and the outer sides of the shell 301 are fixedly connected with fixed plates, and one side of the fixed plate is fixedly connected to the support plate 101. By setting the fixed plate, the operation of the baffle 2 and the shell 301 is stabilized, thereby preventing materials from falling; the rear sides of the crushing roller 303 and the guide roller 304 are fixedly connected with pulleys 305, and the surface of the pulley 305 is sleeved with a belt 306. By setting the pulley 305 and the belt 306, it is convenient for the crushing roller 303 to drive the guide roller 304 to rotate, thereby facilitating the material guiding work.

[0025] Working principle: by setting the pre-treatment mechanism 3, the material is poured into the inner cavity of the shell 301, and then the second motor 302 is started, and the second motor 302 drives the crushing roller 303 to rotate to crush the bulky material. At the same time, the crushing roller 303 also drives the guide roller 304 to rotate to guide the material, so that the material gradually falls to the top of the conveyor belt 104, thereby preventing the material from accumulating on the top of the conveyor belt 104;

[0026] By setting the tightness adjustment mechanism 1, the first motor 102 is started while the material is pre-processed, and the active roller 103 is driven to rotate by the first motor 102, and the active roller 103 drives the conveyor belt 104 to rotate to convey the material. At the same time, the pressure value is set by the external PLC controller. After the pressure sensor 110 detects that the pressure value is lower than the set value, the PLC controller will control the stepper motor 106 to work, and the crank shaft 108 is driven to rotate by the stepper motor 106, and the crank shaft 108 drives the connecting rod 109 to move, and the connecting rod 109 drives the pressure sensor 110 to move, and the pressure sensor 110 drives the connecting frame 111 to move, and the connecting frame 111 drives the vertical plate 112 to move, and the vertical plate 112 drives the fixed frame 113 to move, and the fixed frame 113 drives the driven roller 105 to move, so as to adjust the tightness of the conveyor belt 104 to prevent the conveyor belt 104 from loosening and causing the material to fall.

[0027] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A device for preventing material from falling off for recycling construction waste, comprising a tightness adjustment mechanism (1), characterized in that: The tension adjustment mechanism (1) comprises a support plate (101), a first motor (102) is arranged at the left front end of the top of the support plate (101), an active roller (103) is fixedly connected to the output end of the first motor (102), a conveyor belt (104) is sleeved on the surface of the active roller (103), a driven roller (105) is sleeved on the right side of the inner surface of the conveyor belt (104), a fixed frame (113) is movably connected to one side of the driven roller (105), and a fixed frame (113) is fixed on the right side of the top of the support plate (101). A stepper motor (106) is connected, the output end of the stepper motor (106) is fixedly connected to a crank shaft (108), the surface of the crank shaft (108) is movably connected to a connecting rod (109), the right side of the connecting rod (109) is fixedly connected to a pressure sensor (110), the right side of the pressure sensor (110) is fixedly connected to a connecting frame (111), the right side of the connecting frame (111) is fixedly connected to a vertical plate (112), and the top of the vertical plate (112) is fixedly connected to a fixing frame (113).

2. The device for preventing material from falling off for recycling construction waste according to claim 1, characterized in that: A pre-processing mechanism (3) is arranged on the top of the conveyor belt (104), and the pre-processing mechanism (3) comprises a shell (301), a second motor (302) is fixedly connected to the front of the shell (301), a crushing roller (303) is fixedly connected to the output end of the second motor (302), and a material guide roller (304) is movably connected to the bottom of the inner wall of the shell (301).

3. The device for preventing material from falling off for recycling construction waste according to claim 1, characterized in that: A bracket is fixedly connected to the left side of the top of the support plate (101), and the front side of the bracket is fixedly connected to the first motor (102).

4. The device for preventing material from falling off for recycling construction waste according to claim 1, characterized in that: Baffles (2) are provided on the front and rear sides of the top of the conveyor belt (104); the baffles (2) and the outer sides of the shell (301) are fixedly connected with fixing plates, and one side of the fixing plates is fixedly connected to the support plate (101).

5. The device for preventing material from falling off for recycling construction waste according to claim 1, characterized in that: The front and rear sides of the inner cavity of the connecting rod (109) are slidably connected to sliding rods, and the two sides of the sliding rods are fixedly connected to a frame body (107), and the top of the frame body (107) is fixedly connected to the support plate (101).

6. The device for preventing material from falling off for recycling construction waste according to claim 5, characterized in that: A movable groove is provided on the right side of the frame (107), and the inner cavity of the movable groove is slidably connected to the connecting frame (111).

7. The device for preventing construction waste from falling off according to claim 2, characterized in that: The rear sides of the crushing roller (303) and the material guide roller (304) are both fixedly connected with pulleys (305), and the surface of the pulleys (305) is sleeved with a belt (306).

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