CN219849808U - A kind of construction waste crusher - Google Patents

Abstract

The utility model relates to the technical field of construction, in particular to a construction waste crusher, which comprises a machine body and a dust remover, wherein the machine body is provided with a cavity, the top of the machine body is provided with an opening communicated with the cavity, a feed hopper is fixedly arranged outside the machine body, the feed hopper is in conductive connection with the opening, the other end of the feed hopper is provided with a feed inlet, and the feed inlet is provided with a switch cover; the utility model discloses a dust remover, including first broken storehouse and second broken storehouse, the cavity has set gradually first broken storehouse and second broken storehouse along upper and lower direction to be used for the secondary breakage of building rubbish, first broken storehouse with one side of the broken storehouse of second all is equipped with the dust exhaust mouth respectively, the dust exhaust mouth is provided with the dust exhaust net, the dust exhaust mouth be provided with the guide cover respectively and with dust remover switch on and connect. The construction waste crusher can reduce dust emission during construction waste crushing and protect health of constructors.

Description

A kind of construction waste crusher

Technical field

The utility model relates to the technical field of construction, in particular to a construction waste crusher.

Background technique

Construction waste refers to the dregs, spoils, waste materials, silt and other wastes generated during the construction, laying or dismantling and repairing of various buildings, structures, pipe networks, etc. by construction units or individuals. The current method of disposing construction waste is generally direct landfill, which affects the environment and even pollutes groundwater. Although construction waste crushing equipment is currently available, the existing construction waste crushing and processing equipment will produce a lot of dust when processing construction waste, which not only affects the ecological environment, but also poses a great threat to the health of construction workers.

Utility model content

The utility model aims to solve at least one of the technical problems mentioned in the above background art and provide a construction waste crusher that can reduce dust generated when construction waste is crushed and protect the health of construction workers.

In order to achieve the above purpose, the technical solution adopted by this utility model is:

A construction waste crusher includes a body and a dust collector. The body is provided with a cavity. The top of the body is provided with an opening communicating with the cavity. A feed hopper is fixedly provided outside the body. The hopper is electrically connected to the opening, and the other end is provided with a feed port. The feed port is provided with a switch cover. One end of the switch cover is rotationally connected to the feed hopper, and the other end is connected to the feed hopper through a hasp. The feed hopper is connected so that the switch cover can close the feed port;

The cavity is provided with a first crushing chamber and a second crushing chamber in sequence along the up and down direction. One end of the first crushing chamber is fixedly connected to the body and communicates with the opening. The inside of the first crushing chamber is away from the Two crushing rollers are rotated at one end of the opening, and the two crushing rollers are driven by a first motor. The end of the first crushing chamber away from the opening is provided with a plurality of first discharge openings. The first discharge openings Provided with a first screen;

One end of the second crushing bin is fixedly connected to the first crushing bin and communicates with the first crushing bin through the first discharge port. There is a rotating cutter shaft in the second crushing bin, so The cutter shaft is fixedly provided with a plurality of crushing blades, and the cutter shaft is driven by a second motor. An end of the second crushing chamber away from the first crushing chamber is provided with a second discharge port. The second discharge port A second screen is fixedly installed in the mouth;

One side of the first crushing bin and the second crushing bin are each provided with a dust exhaust port. The dust exhaust port is provided with a dust exhaust net. The dust exhaust port is respectively provided with a guide cover. The guide cover One end is electrically connected to the corresponding dust outlet, and the other end goes out of the body and is electrically connected to the dust collector.

Further, the mesh number of the dust exhaust net is greater than the mesh number of the second screen mesh, and the mesh number of the second screen mesh is greater than the mesh number of the first screen mesh.

Further, one end of the crushing roller passes out of the first crushing chamber and is fixedly provided with a first transmission gear, and the first transmission gears of the two crushing rollers mesh with each other, and the first motor is fixedly provided on the Outside the first crushing chamber, a second transmission gear is fixedly installed on the transmission shaft of the first motor, and the second transmission gear meshes with one of the first transmission gears.

Further, one end of the cutter shaft away from the first crushing chamber passes out of the second crushing chamber and is rotationally connected to the bottom of the machine body. The fixed sleeve of the cutter shaft is provided with a first bevel gear. The first bevel gear is located outside the second crushing chamber; the second motor is fixedly installed in the body, and the drive shaft of the second motor is fixedly equipped with a second bevel gear. The shaped gear meshes with the first bevel gear so that the second motor drives the cutter shaft to rotate.

Further, the second discharge port is provided with a feeding pipe to discharge the crushed construction waste out of the cavity.

Further, one end of the feeding pipe is provided with a collecting hopper, one end of the collecting hopper faces the second discharge port, and the other end is electrically connected to the feeding pipe, and one end of the feeding pipe away from the collecting hopper is provided with a collecting hopper. There is a discharge port;

A spiral feeding rod is rotated in the feeding tube. One end of the spiral feeding rod passes out of the feeding tube and faces the cutter shaft, and the spiral feeding rod is connected to the first conical shape through a third bevel gear. Gear drive connection.

Further, a trigger button is fixed on the inner wall of one end of the feed hopper away from the first crushing chamber, and when the switch cover closes the feed inlet, the switch cover presses the trigger button; The trigger button is electrically connected to the first motor and the second motor through the controller.

Furthermore, a sealing ring is fixedly provided in the switch cover. When the switch cover closes the feed inlet, the sealing ring abuts against the end face of the feed hopper.

The beneficial effects of this utility model are:

1. Since the current crushing of construction waste is to place the construction waste in the equipment for crushing processing, the crushed and incomplete construction waste are mixed together, and the crushed construction waste cannot be discharged first, which affects the crushing progress. This application sets up a first crushing bin and a second crushing bin in the vertical direction. After the construction waste in the first crushing bin is broken to the required mesh size, it is discharged through the first screen into the second crushing bin for secondary crushing. , to crush construction waste into granular form, so that it can be used as aggregate, realizing the recycling of construction waste. During the crushing process, the dust in the first crushing chamber and the second crushing chamber is discharged to the dust collector through the dust exhaust net and guide cover, which realizes the collection of dust generated during crushing. At the same time, under the action of the switch cover , which can prevent dust from flying out of the machine and protect the health of construction workers.

2. The second motor can drive the cutter shaft to rotate, and at the same time, under the action of the cutter shaft, it drives the spiral feeding rod to rotate. It is realized that the second motor can drive the cutter shaft and the spiral feeding rod to rotate respectively, which reduces the manufacturing cost of the setup.

Description of the drawings

Figure 1 is a schematic structural diagram of a construction waste crusher according to a preferred embodiment of the present invention.

Figure 2 is a schematic structural diagram of the first motor of the construction waste crusher according to a preferred embodiment of the present invention.

Figure 3 is a schematic structural diagram of the first screen of the construction waste crusher according to a preferred embodiment of the present invention.

Figure 4 is a schematic structural diagram of the second screen of the construction waste crusher according to a preferred embodiment of the present invention.

Figure 5 is a schematic structural diagram of the feeding pipe of the construction waste crusher according to a preferred embodiment of the present invention.

Figure 6 is a schematic structural diagram of the switch cover of the construction waste crusher according to a preferred embodiment of the present invention.

In the figure, 1-body, 101-cavity, 102-opening, 11-feed hopper, 111-feed port, 12-switch cover, 2-first crushing bin, 21-crushing roller, 211-first transmission Gear, 22-first motor, 221-second transmission gear, 23-first screen, 3-second crushing chamber, 31-cutter shaft, 311-crushing blade, 312-first bevel gear, 32-th Two motors, 321-the second bevel gear, 33-the second screen, 4-dust collector, 41-dust exhaust screen, 42-guide cover, 5-feeding pipe, 51-collecting hopper, 52-spiral feeding rod, 521-Third bevel gear, 53-Reducer, 6-Trigger button, 7-Sealing ring.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

It should be noted that when a component is said to be "anchored" to another component, it can be directly on the other component or there can also be an intermediate component. When a component is said to be "connected" to another component, it may be directly connected to the other component or there may be an intermediate component present at the same time. When a component is said to be "set on" another component, it can be directly set on the other component or there may be a centered component at the same time. The terms "vertical," "horizontal," "left," "right" and similar expressions are used herein for illustrative purposes only.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field to which the invention belongs. The terms used in the description of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Please refer to Figures 1 to 6 at the same time. A construction waste crusher according to a preferred embodiment of the present invention includes a body 1 and a dust collector 4.

The body 1 is provided with a cavity 101, and the top of the body 1 is provided with an opening 102 communicating with the cavity 101. A feed hopper 11 is fixedly provided on the outside of the body 1. The feed hopper 11 is electrically connected to the opening 102, and a feed hopper is provided at the other end. Port 111, the feed port 111 is provided with a switch cover 12, one end of the switch cover 12 is rotatably connected to the feed hopper 11 with a hinge, and the other end is connected to the feed hopper 11 through a buckle 121, so that the switch cover 12 can close the feed Mouth 111.

As shown in FIG. 6 , a sealing ring 7 is fixedly installed in the switch cover 12 . When the switch cover 12 closes the feed inlet 111 , the sealing ring 7 abuts the end surface of the feed hopper 11 . Under the action of the sealing ring 7, the sealing performance of the body 1 can be improved to prevent dust from rising in the gap between the switch cover 12 and the feed hopper 11.

The cavity 101 is provided with a first crushing chamber 2 and a second crushing chamber 3 in order along the up and down direction.

One end of the first crushing chamber 2 is fixedly connected to the body 1 and communicates with the opening 102. Two crushing rollers 21 are rotated at one end of the first crushing chamber 2 away from the opening 102, and the two crushing rollers 21 are driven by the first motor 22. The end of the crushing chamber 2 away from the opening 102 is provided with a plurality of first discharge openings, and the first discharge openings are provided with a first screen 23 .

As shown in Figure 2, one end of the crushing roller 21 passes out of the first crushing chamber 2 and is fixedly provided with a first transmission gear 211, and the first transmission gears 211 of the two crushing rollers 21 mesh with each other, and the first motor 22 is fixedly provided on the first transmission gear 211. Outside a crushing chamber 2, a second transmission gear 221 is fixedly installed on the transmission shaft of the first motor 22, and the second transmission gear 221 meshes with one of the first transmission gears 211. Driven by the first motor 22, the second transmission gear 221 drives the corresponding first transmission gear 211, causing the other first transmission gear 211 to rotate in the opposite direction, thereby realizing the rotation of the two crushing rollers 21 in the opposite direction. Can better crush construction waste.

One end of the second crushing chamber 3 is fixedly connected to the first crushing chamber 2 and communicates with the first crushing chamber 2 through the first discharge port. The second crushing chamber 3 is provided with a rotating cutter shaft 31, and the cutter shaft 31 is fixedly provided with a A plurality of crushing blades 311 and the cutter shaft 31 are driven by the second motor 32. The second crushing chamber 3 is provided with a discharge port at one end away from the first crushing chamber 2, and a second screen 33 is fixedly installed in the discharge port. In this embodiment, the bottom of the second crushing chamber 3 is installed in the body 1 through a support frame.

As shown in Figure 1, the end of the cutter shaft 31 away from the first crushing chamber 2 goes out of the second crushing chamber 3 and is rotationally connected to the bottom of the machine body 1. The cutter shaft 31 is fixedly sleeved with a first bevel gear 312. The second bevel gear 312 is located outside the second crushing chamber 3; the second motor 32 is fixedly installed in the body 1, and the drive shaft of the second motor 32 is fixedly provided with a second bevel gear 321. The second bevel gear 321 is connected with the first bevel gear 321. The shaped gears 312 mesh with each other, so that the second motor 32 drives the cutter shaft 31 to rotate.

As shown in Figure 3, the first crushing bin 2 in this embodiment has a rectangular parallelepiped structure, and the first discharge openings are evenly arranged around it, so that the crushed construction waste in the first crushing bin 2 can enter through the first discharge openings. to the second crushing bin 3. As shown in Figure 4, the second crushing bin 3 has a cylindrical structure and is provided with a second discharge port so that the crushed construction waste in the second crushing bin 3 can be discharged and collected through the second discharge port.

Since the current construction waste is crushed by placing the construction waste in the equipment for crushing processing, the completed and incompletely crushed construction waste are mixed together. The crushed construction waste cannot be discharged first, which affects the crushing progress. However, in the embodiment By arranging the first crushing bin 2 and the second crushing bin 3 in the vertical direction, after the construction waste in the first crushing bin 2 is crushed to the required mesh size, it is discharged to the second crushing bin 3 through the first screen 23 for processing. Secondary crushing is used to break construction waste into granular shapes so that it can be used as aggregate, realizing the recycling of construction waste.

Each side of the first crushing chamber 2 and the second crushing chamber 3 is respectively provided with a dust exhaust port. The dust exhaust port is provided with a dust exhaust net 41. The dust exhaust port is respectively provided with a guide cover 42. One end of the guide cover 42 is connected to the corresponding exhaust port. The dust port is electrically connected, and the other end goes out of the body 1 and is electrically connected to the dust collector 4 . The dust collector 4 in this embodiment is a cyclone dust collector, and a container for dust collection is provided at the bottom of the dust collector 4 .

During the crushing process, the dust in the first crushing chamber 2 and the second crushing chamber 3 is discharged to the dust collector 4 through the dust exhaust net 41 and the guide cover 42, thereby realizing the collection of dust generated during crushing, and at the same time, Under the action of the switch cover 12, dust can be prevented from flying out of the machine body 1 and the health of construction workers can be protected.

In this embodiment, the mesh number of the dust exhaust net 41 is greater than the mesh number of the second screen mesh 33 , and the mesh number of the second screen mesh 33 is greater than the mesh number of the first screen mesh 23 . The dust can be discharged to the outside of the first crushing chamber 2 and the second crushing chamber 3 through the dust exhaust net 41; the construction waste can be screened through the first screen 23 and the second screen 33, so that the final particle size is uniform. of construction waste, effectively improving the utilization rate of construction waste.

As shown in Figures 1 and 5, the second discharge port is provided with a feeding pipe 5 to discharge the crushed construction waste out of the cavity 101. One end of the feeding pipe 5 is provided with a collecting hopper 51. One end of the collecting hopper 51 faces the second discharge port, and the other end is electrically connected to the feeding pipe 5. One end of the feeding pipe 5 away from the collecting hopper 51 is provided with a discharge port.

A spiral feeding rod 52 is rotated in the feeding tube 5. One end of the spiral feeding rod 52 passes out of the feeding tube 5 and faces the cutter shaft 31, and the spiral feeding rod 52 is drivingly connected to the first bevel gear 312 through the third bevel gear 521. . In this embodiment, a reducer 53 is fixedly installed in the body 1 , and the third bevel gear 521 is drivingly connected to the screw feeding rod 52 through the reducer 53 .

The second motor 32 can drive the cutter shaft 31 to rotate, and at the same time, under the action of the cutter shaft 31, it can drive the spiral feeding rod 52 to rotate, so that the second motor 32 can drive the cutter shaft 31 and the spiral feeding rod 52 to rotate respectively, which reduces the installation cost. Production costs.

In this embodiment, support legs may be provided at the bottom of the machine body 1 so that there is a space for placing the recycling container between the machine body 1 and the ground.

As shown in Figure 1, the trigger button 6 is fixed on the inner wall of the end of the feed hopper 11 away from the first crushing chamber 2, and when the switch cover 12 closes the feed port 111, the switch cover 12 presses the trigger button 6; the trigger button 6 passes The controller is electrically connected to the first motor 22 and the second motor 32 .

When the switch cover 12 is in a closed state, the trigger button 6 is pressed down, and then the first motor 22 and the second motor 32 can be started. When the switch cover 12 is opened, the trigger button 6 is released, and the controller can control the first motor. 22 and the second motor 32 are stopped to prevent the switch cover 12 from accidentally opening when the first motor 22 and the second motor 32 are running, causing construction waste to fly out of the body 1, and to avoid accidentally triggering the switch cover 12 when the switch cover 12 is open. The first motor 22 and the second motor 32 are started.

The operation process of the construction waste crusher in this embodiment is:

Pour the construction waste into the feed hopper 11 through the opening 102, close the switch cover 12, the construction waste falls into the first crushing bin 2, and the two crushing rollers 21 crush the construction waste once, and the construction of the first crushing bin 2 After the garbage is crushed to the required mesh size, it is discharged into the second crushing bin 3 through the first screen 23, and the crushing blade 31 crushes the construction waste a second time to break the construction waste into granules.

After the construction waste in the second crushing bin 3 is crushed to the required mesh size, it is discharged through the second discharge port, and is discharged out of the machine body 1 through the collecting hopper 51 and the feeding pipe 5 in sequence.

During the crushing process, the dust in the first crushing chamber 2 and the second crushing chamber 3 is discharged to the dust collector 4 through the dust exhaust net 41 and the guide cover 42 to collect the dust generated during crushing.

Claims (8)

1. A construction waste crusher, characterized in that it includes a body (1) and a dust collector (4). The body (1) is provided with a cavity (101), and the top of the body (1) is provided with a dust collector. There is an opening (102) connected to the cavity (101), and a feed hopper (11) is fixedly provided on the outside of the body (1). The feed hopper (11) is electrically connected to the opening (102), and the other is One end is provided with a feed port (111), and the feed port (111) is provided with a switch cover (12). One end of the switch cover (12) is rotatably connected to the feed hopper (11), and the other end is connected by a lap. The buckle (121) is connected to the feed hopper (11) so that the switch cover (12) can close the feed port (111); The cavity (101) is sequentially provided with a first crushing chamber (2) and a second crushing chamber (3) along the up and down direction. One end of the first crushing chamber (2) is fixedly connected to the body (1) and is connected to the machine body (1). The opening (102) is connected, and two crushing rollers (21) are rotated at one end of the first crushing chamber (2) away from the opening (102), and the two crushing rollers (21) pass through the first motor. (22) Drive, the end of the first crushing chamber (2) away from the opening (102) is provided with a plurality of first discharge ports, and the first discharge ports are provided with a first screen (23); One end of the second crushing bin (3) is fixedly connected to the first crushing bin (2) and communicates with the first crushing bin (2) through the first discharge port. The second crushing bin (2) 3) There is a rotating cutter shaft (31) inside, and a plurality of crushing blades (311) are fixedly provided on the cutter shaft (31). The cutter shaft (31) is driven by a second motor (32), and the cutter shaft (31) is driven by a second motor (32). The second crushing chamber (3) is provided with a second discharge port at one end away from the first crushing chamber (2), and a second screen (33) is fixedly installed in the second discharge port; The first crushing chamber (2) and the second crushing chamber (3) are respectively provided with dust exhaust ports on one side, and the dust exhaust ports are provided with dust exhaust nets (41). The dust exhaust ports are respectively A guide cover (42) is provided. One end of the guide cover (42) is electrically connected to the corresponding dust outlet, and the other end goes out of the body (1) and is electrically connected to the dust collector (4). connect. 2. A construction waste crusher according to claim 1, characterized in that: the mesh number of the dust discharge net (41) is greater than the mesh number of the second screen (33), and the second screen The mesh number of the mesh (33) is greater than the mesh number of the first screen mesh (23). 3. A construction waste crusher according to claim 1, characterized in that: one end of the crushing roller (21) passes out of the first crushing chamber (2) and is fixed with a first transmission gear (211) ), and the first transmission gears (211) of the two crushing rollers (21) mesh with each other, the first motor (22) is fixedly installed outside the first crushing chamber (2), and the first motor (22) The transmission shaft of 22) is fixedly provided with a second transmission gear (221), and the second transmission gear (221) meshes with one of the first transmission gears (211). 4. A construction waste crusher according to claim 1, characterized in that: the end of the cutter shaft (31) away from the first crushing chamber (2) penetrates the second crushing chamber (3) Externally and rotatably connected to the bottom of the body (1), the cutter shaft (31) is fixedly sleeved with a first bevel gear (312), and the first bevel gear (312) is located in the second crushing chamber. (3) Outside; the second motor (32) is fixedly installed in the body (1), and the drive shaft of the second motor (32) is fixedly provided with a second bevel gear (321). The second bevel gear (321) meshes with the first bevel gear (312), so that the second motor (32) drives the cutter shaft (31) to rotate. 5. A construction waste crusher according to claim 4, characterized in that: the second discharge port is provided with a feeding pipe (5) to discharge the crushed construction waste into the cavity (101 )outside. 6. A construction waste crusher according to claim 5, characterized in that: a collecting hopper (51) is provided at one end of the feeding pipe (5), and one end of the collecting hopper (51) faces the second row. The other end of the feeding port is electrically connected to the feeding pipe (5), and the feeding pipe (5) is provided with a discharging port at one end away from the collecting hopper (51); A spiral feeding rod (52) is rotatably provided in the feeding tube (5). One end of the spiral feeding rod (52) passes out of the feeding tube (5) and faces the cutter shaft (31), and the The spiral feeding rod (52) is drivingly connected to the first bevel gear (312) through a third bevel gear (521). 7. A construction waste crusher according to claim 1, characterized in that: a trigger button (6) is fixed on the inner wall of one end of the feed hopper (11) away from the first crushing bin (2). And when the switch cover (12) closes the feed port (111), the switch cover (12) presses the trigger button (6); the trigger button (6) communicates with the third through the controller. A motor (22) and the second motor (32) are electrically connected. 8. A construction waste crusher according to claim 1, characterized in that: a sealing ring (7) is fixed inside the switch cover (12), and the switch cover (12) closes the feed port (111), the sealing ring (7) is in contact with the end surface of the feed hopper (11).