Environment-friendly building waste crushing device

Abstract

The utility model relates to the technical field of environment-friendly building waste crushing devices, and discloses an environment-friendly building waste crushing device which comprises a smashing machine box and a pulverizing mechanism, the pulverizing mechanism comprises a pulverizing box, and the pulverizing box is movably connected with a driving shaft and two driven shafts through three sets of open holes. A motor is arranged at the outer end of the driving shaft, the driving shaft is movably connected with a driven gear through a driving gear, the driving shaft and the driven shaft are fixedly connected with a tearing knife set through a grinding cylinder, and through the arrangement of the grinding box, the open hole, the feeding opening, the exhaust groove, the motor, the driving shaft, the driving gear, the driven gear, the driven shaft, the grinding cylinder and the tearing knife set, the tearing knife set can be torn off. The crushing cylinder on the driving shaft can be driven by the driving gear to rotate clockwise, the crushing cylinder on the driven shaft can be driven by the driven gear to rotate anticlockwise, construction waste is torn and crushed, follow-up crushing is facilitated, the crushing knife rest is effectively protected, and meanwhile the crushing efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of environmentally friendly construction waste crushing devices, in particular to an environmentally friendly construction waste crushing device. Background Art

[0002] Construction waste refers to the general term for slag, waste concrete, waste bricks and stones and other wastes generated by people in the production activities of the construction industry such as demolition, construction, decoration and repair. According to the source of generation, construction waste can be divided into engineering slag, decoration waste, demolition waste, engineering mud, etc. According to the composition, construction waste can be divided into slag, concrete blocks, broken stones, brick and tile fragments, waste mortar, mud, asphalt blocks, waste plastics, waste metal, waste bamboo and wood, etc. These materials are substances generated in the construction process and need to be treated accordingly.

[0003] In the prior art, most construction waste is crushed directly by a crusher. Some construction waste may be large and heavy. Direct crushing will damage the cutter group of the crusher, which will reduce the service life of the crusher in the long run. Therefore, we propose an environmentally friendly construction waste crushing device. Utility Model Content

[0004] The purpose of the utility model is to provide an environmentally friendly construction waste crushing device to solve the problem raised in the above-mentioned background technology that most of the construction waste is crushed directly by a crusher, and some construction waste may be large in size and very heavy. Direct crushing will cause damage to the cutter group of the crusher, which will reduce the service life of the crusher in the long run.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an environmentally friendly construction waste crushing device, comprising a crushing box and a crushing mechanism, the crushing mechanism comprising a crushing box, the crushing box is movably connected with a driving shaft and two groups of driven shafts through three groups of openings, the outer end of the driving shaft is provided with a motor, the driving shaft is movably connected with a driven gear through a driving gear, the driving shaft and the driven shaft are both fixedly connected with a tearing knife group through a crushing cylinder, the upper surface of the crushing box is provided with openings and a feed port, an exhaust filter mechanism is arranged above the crushing mechanism, the exhaust filter mechanism comprises an exhaust pipe, the exhaust pipe is fixedly installed at the outer end of an exhaust groove, two groups of placement racks are fixedly installed inside the exhaust groove, the upper ends of the two groups of placement racks are respectively movably installed with a wire mesh and an ash filter net, the upper end of the exhaust pipe is movably installed with an outlet pipe, and the outer end of the outlet pipe is plugged with an insect-proof net.

[0006] As a preferred solution, a crushing shaft is arranged inside the crushing machine box, and a crushing blade holder is fixedly mounted on the outer wall of the crushing shaft.

[0007] As a preferred embodiment, the crushing box is fixedly mounted on the upper end of the crushing machine box, the three groups of openings are opened on the side of the crushing box, the driving shaft is rotatably connected in the middle group of openings, the two groups of driven shafts are rotatably connected in the openings on both sides, and the motor is fixedly mounted on the outer wall of the crushing box.

[0008] As a preferred solution, the driving gear is fixedly mounted on the outer wall of the outer end of the driving shaft, the driven gear is fixedly mounted on the outer wall of the outer end of the driven shaft, the driving gear and the driven gear are meshed with each other, crushing cylinders are fixedly mounted on the outer walls of the driving shaft and the driven shaft, and the tearing knife group is fixedly mounted on the outer wall of the crushing cylinder.

[0009] Technical effects and advantages of the utility model:

[0010] 1. Through the crushing box, opening, feed port, exhaust groove, motor, driving shaft, driving gear, driven gear, driven shaft, crushing cylinder and tearing knife group, the driving gear can drive the crushing cylinder on the driving shaft to rotate clockwise, and the driven gear can drive the crushing cylinder on the driven shaft to rotate counterclockwise, so as to tear and crush the construction waste, facilitate subsequent crushing, effectively protect the crushing knife frame, and improve the crushing efficiency.

[0011] 2. Through the installation of the air outlet pipe, placement rack, wire mesh, ash filter net, outlet pipe and insect-proof net, the wire mesh can prevent construction waste from entering the air outlet pipe, and the ash filter net can filter the dust to avoid a large amount of dust in the exhaust gas to pollute the environment. The insect-proof net can prevent external insects from entering the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0013] Figure 2 It is an exploded view of the utility model.

[0014] Figure 3 It is a partial structural exploded diagram of the utility model.

[0015] Figure 4 It is an exploded view of the crushing mechanism of the utility model.

[0016] Figure 5 It is an exploded view of the exhaust filter mechanism of the utility model.

[0017] In the figure: 1. crushing box; 2. crushing shaft; 3. crushing knife holder; 4. crushing mechanism; 401. crushing box; 402. opening; 403. feed port; 404. exhaust slot; 405. motor; 406. driving shaft; 407. driving gear; 408. driven gear; 409. driven shaft; 410. crushing cylinder; 411. tearing knife group; 5. exhaust filter mechanism; 51. outlet pipe; 52. placement rack; 53. wire mesh; 54. ash filter net; 55. outlet pipe; 56. insect net. DETAILED DESCRIPTION

[0018] 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.

[0019] The utility model provides Figure 1-5 The environmentally friendly construction waste crushing device shown in the figure includes a crushing box 1 and a crushing mechanism 4, the crushing mechanism 4 includes a crushing box 401, the crushing box 401 is movably connected to a driving shaft 406 and two groups of driven shafts 409 through three groups of openings 402, the outer end of the driving shaft 406 is provided with a motor 405, the driving shaft 406 is movably connected to a driven gear 408 through a driving gear 407, the driving shaft 406 and the driven shaft 409 are both fixedly connected to a tearing knife group 411 through a crushing cylinder 410, the upper surface of the crushing box 401 is provided with an opening 402 and a feed port 403, the crushing box 401 is fixedly installed on the upper end of the crushing box 1, the three groups of openings 402 are provided on the side of the crushing box 401, the driving shaft 406 is rotatably connected to the middle group of openings 402, the two groups of driven shafts 409 are rotatably connected to the openings 402 on both sides, and the motor 405 is fixed. It is installed on the outer wall of the crushing box 401, the driving gear 407 is fixedly installed on the outer wall of the outer end of the driving shaft 406, and the driven gear 408 is fixedly installed on the outer wall of the outer end of the driven shaft 409. The driving gear 407 and the driven gear 408 are meshed with each other. The outer walls of the driving shaft 406 and the driven shaft 409 are fixedly installed with a crushing cylinder 410, and the tearing knife group 411 is fixedly installed on the outer wall of the crushing cylinder 410. Turn on the motor 405, so that the driving shaft 406 starts to rotate counterclockwise, driving the tearing knife group 411 on the crushing cylinder 410 on its outer wall to rotate counterclockwise, and the driven gear 408 is driven by the driving gear 407 to rotate clockwise, so that the tearing knife group 411 on the crushing cylinder 410 on the driven shaft 409 rotates clockwise, and the construction waste is poured in from the feed port 403, and the construction waste is crushed into small pieces and falls into the inside of the crushing machine box 1.

[0020] In this embodiment, an exhaust filtering mechanism 5 is arranged above the crushing mechanism 4, and the exhaust filtering mechanism 5 includes an exhaust pipe 51, which is fixedly installed on the outer end of the exhaust groove 404, and two groups of placement racks 52 are fixedly installed inside the exhaust groove 404. The upper ends of the two groups of placement racks 52 are respectively movably installed with steel wire meshes 53 and ash filter nets 54, and an outlet pipe 55 is movably installed on the upper end of the exhaust pipe 51. The outer end of the outlet pipe 55 is plugged with an insect-proof net 56. After the gas generated by the crushing device is discharged through the exhaust groove 404, the splashing debris is blocked by the steel wire mesh 53, and the dust is filtered by the ash filter net 54, and then discharged into the air from the outlet pipe 55. The insect-proof net 56 is used to prevent external insects from entering, and the ash filter net 54 can be removed from the placement rack 52 for cleaning at regular intervals.

[0021] In this embodiment, a crushing shaft 2 is disposed inside the crushing machine box 1, and a crushing blade holder 3 is fixedly mounted on the outer wall of the crushing shaft 2. The crushing shaft 2 and the crushing blade holder 3 are used to crush the crushed construction waste.

[0022] Working principle of the utility model: The utility model is an environmentally friendly construction waste crushing device. When the motor 405 is turned on, the driving shaft 406 starts to rotate counterclockwise, driving the tearing knife group 411 on the crushing cylinder 410 on its outer wall to rotate counterclockwise, and the driving gear 407 drives the driven gear 408 to rotate clockwise, so that the tearing knife group 411 on the crushing cylinder 410 on the driven shaft 409 rotates clockwise, and the construction waste is poured into the feed port 403, and the construction waste is crushed into small pieces and falls into the inside of the crushing box 1.

[0023] After the gas generated by the crushing device is discharged through the exhaust groove 404, the splashing debris is blocked by the wire mesh 53, and the dust is filtered by the dust filter net 54 and then discharged into the air from the outlet pipe 55. The insect-proof net 56 is used to prevent external insects from entering. The dust filter net 54 can be removed from the placement rack 52 for cleaning at regular intervals.

[0024] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An environmentally friendly construction waste crushing device, comprising a crushing box (1) and a crushing mechanism (4), characterized in that: The crushing mechanism (4) comprises a crushing box (401), the crushing box (401) being movably connected to a driving shaft (406) and two groups of driven shafts (409) via three groups of openings (402), a motor (405) being provided at the outer end of the driving shaft (406), the driving shaft (406) being movably connected to a driven gear (408) via a driving gear (407), the driving shaft (406) and the driven shaft (409) being fixedly connected to a tearing knife group (411) via a crushing cylinder (410), and the upper surface of the crushing box (401) being provided with openings (402). and a feed port (403); an exhaust filter mechanism (5) is arranged above the crushing mechanism (4); the exhaust filter mechanism (5) comprises an exhaust pipe (51); the exhaust pipe (51) is fixedly mounted on the outer end of an exhaust groove (404); two groups of placement racks (52) are fixedly mounted inside the exhaust groove (404); a steel wire mesh (53) and an ash filter mesh (54) are movably mounted on the upper ends of the two groups of placement racks (52); a guide pipe (55) is movably mounted on the upper end of the exhaust pipe (51); an insect-proof net (56) is plugged into the outer end of the guide pipe (55).

2. The environmentally friendly construction waste crushing device according to claim 1, characterized in that: A crushing shaft (2) is arranged inside the crushing machine box (1), and a crushing blade holder (3) is fixedly mounted on the outer wall of the crushing shaft (2).

3. The environmentally friendly construction waste crushing device according to claim 2 is characterized by: The crushing box (401) is fixedly mounted on the upper end of the crushing machine box (1); three groups of openings (402) are opened on the side of the crushing box (401); the driving shaft (406) is rotatably connected to the middle group of openings (402); two groups of driven shafts (409) are rotatably connected to the openings (402) on both sides; and the motor (405) is fixedly mounted on the outer wall of the crushing box (401).

4. The environmentally friendly construction waste crushing device according to claim 3 is characterized by: The driving gear (407) is fixedly mounted on the outer wall of the outer end of the driving shaft (406), and the driven gear (408) is fixedly mounted on the outer wall of the outer end of the driven shaft (409). The driving gear (407) and the driven gear (408) are meshed with each other. A crushing cylinder (410) is fixedly mounted on the outer walls of the driving shaft (406) and the driven shaft (409), and the tearing knife assembly (411) is fixedly mounted on the outer wall of the crushing cylinder (410).

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