CN211070318U - A crushing device for construction waste - Google Patents

Abstract

The utility model discloses a construction waste crushing device in the technical field of construction waste treatment devices. A support plate is fixedly connected between the walls, a rotating cylinder is rotatably connected to the top of the support plate, a first rotating motor is fixedly connected to the center of the top of the casing, and the output end of the first rotating motor penetrates through the top of the casing and is fixedly connected with a rotating rod. The utility model A first rotating motor, a rotating rod, a first pulverizing blade, a rotating cylinder, a second pulverizing blade and a second rotating motor are provided. Driven by the first rotating motor and the second rotating motor, the first pulverizing blade and the second The pulverizing blades rotate relative to each other, thereby efficiently pulverizing the construction waste in the rotating drum; at the same time, the second pulverizing mechanism can perform secondary pulverization of the initially pulverized garbage, thereby further improving the pulverizing effect of the garbage.

Description

A crushing device for construction waste

technical field

The utility model relates to the technical field of construction waste treatment devices, in particular to a crushing device for construction waste.

Background technique

Construction refers to all materials that people can use, such as soil, stone, wood, steel, glass, reed, plastic, ice, etc. The muck, spoil, waste material, residual mud and other wastes generated during construction, laying or demolition and repairing, construction waste often needs to be pulverized by a pulverizing device before being processed.

However, the existing construction waste pulverizing device only smashes the construction waste once, which causes the problem that the pulverization of the construction waste is not thorough enough and the pulverizing effect is not good; The dust collection and filtration in the process leads to the direct discharge of dust into the air, causing secondary pollution to the environment. Based on this, the utility model designs a crushing device for construction waste to solve the above problems.

Utility model content

The purpose of this utility model is to provide a crushing device for construction waste to solve the above-mentioned background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions: a pulverizing device for construction waste, comprising a bottom plate, the left and right sides of the bottom of the bottom plate are symmetrically fixed with support feet, and the left side of the top of the bottom plate is fixed with a shell , a support plate is fixed between the side walls of the inner cavity of the casing, the top of the support plate is rotatably connected with a rotating cylinder, the center of the top of the casing is fixed with a first rotating motor, and the output end of the first rotating motor runs through The top of the housing is fixed with a rotating rod, and the rotating rod is located in the inner cavity of the rotating cylinder. Several groups of first crushing blades arranged in an array are symmetrically fixed on the left and right sides of the outer wall of the rotating rod, and the outer wall of the rotating cylinder is fixed. A driven bevel gear is connected, the left side wall of the casing is fixedly connected with a second rotating motor, the output end of the second rotating motor penetrates the left side wall of the casing and is fixed with a driving bevel gear, and the driving bevel gear is connected with the driven bevel gear. The movable bevel gears are meshed and connected, the inner cavity of the casing is provided with a second crushing mechanism, and the second crushing mechanism is located under the support plate, the center of the bottom of the support plate is inserted with a connecting bucket, and the top of the connecting bucket is communicated with the bottom of the rotating cylinder , and the bottom of the connecting bucket is above the second crushing mechanism;

A discharge pipe is inserted into the center of the bottom of the casing, and the bottom of the discharge pipe penetrates through the bottom of the bottom plate, a feed hopper is inserted on the left side of the top of the casing, and the bottom of the feed hopper is located at the upper left of the rotating drum. A dust removal mechanism is arranged on the right side of the top of the bottom plate, and the dust removal mechanism is communicated with the casing.

Preferably, several groups of second pulverizing blades arranged in an array are symmetrically fixed to the left and right side walls of the inner cavity of the rotating cylinder, and the second pulverizing blades and the first pulverizing blades are staggered.

Preferably, the center of the bottom of the inner cavity of the rotating cylinder is provided with a through hole that cooperates with the connecting bucket.

Preferably, the second pulverizing mechanism is composed of three groups of pulverizing rollers arranged side by side, and a gap is provided between the three groups of pulverizing rollers.

Preferably, the top of the support plate is provided with a rotating bearing seat, and the bottom of the rotating cylinder and the top of the supporting plate are rotatably connected by a rotating bearing seat.

Preferably, the dust removal mechanism includes a dust removal box, and the dust removal box is fixed on the top of the bottom plate, and an induced draft fan is fixed on the top of the dust removal box, and the induced draft fan and the dust removal box are connected through a connecting pipe, and the top of the induced draft fan is connected to the dust removal box. A first suction pipe is connected, and the top of the first suction pipe penetrates through the top of the casing and is located above the rotating cylinder. A second suction pipe is connected to the lower left side of the first suction pipe, and the left end of the second suction pipe is connected It penetrates through the right side wall of the housing and is located under the support plate.

Compared with the prior art, the beneficial effects of the present utility model are: the utility model is provided with a first rotating motor, a rotating rod, a first crushing blade, a rotating cylinder, a second crushing blade and a second rotating motor, and the first rotating motor Driven by the second rotating motor, the first pulverizing blade and the second pulverizing blade can rotate relative to each other, and then the construction waste in the rotating drum can be pulverized efficiently; The garbage is crushed for a second time, thereby further improving the crushing effect of the garbage; by setting up a dust removal box, an induced draft fan and a dust suction pipe, the dust generated by the crushing in the shell can be effectively absorbed by the dust suction pipe, and the dust generated by the dust removal box can be removed. After treatment, it is discharged into the air, so as to avoid the problem of dust pollution caused by garbage crushing to the working environment.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings required for the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural representation of the rotating drum in the utility model;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1 .

In the accompanying drawings, the list of components represented by each number is as follows:

1- Bottom plate, 2- Support feet, 3- Shell, 4- Support plate, 5- Turning cylinder, 501- Double motor, 502- Through hole, 6- The first turning motor, 7- Turning rod, 8- The first A crushing blade, 9- driven bevel gear, 10- second rotating motor, 11- driving bevel gear, 12- second crushing mechanism, 13- connecting bucket, 14- discharge pipe, 15- feeding hopper, 16- Dust removal mechanism, 1601-dust box, 1602- induced draft fan, 1603-connecting pipe, 1604-first suction pipe, 1605-second suction pipe, 17-rotating bearing seat.

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 a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to FIGS. 1-3, the present utility model provides a technical solution: a crushing device for construction waste, comprising a bottom plate 1, the bottom left and right sides of the bottom plate 1 are symmetrically fixed with support feet 2, and the top left side of the bottom plate 1 is fixed on the left side There is a casing 3, a support plate 4 is fixedly connected between the side walls of the inner cavity of the casing 3, a rotating cylinder 5 is rotatably connected to the top of the support plate 4, and a first rotating motor 6 is fixedly connected to the center of the top of the casing 3. The first rotating motor 6. The output end runs through the top of the housing 3 and is fixed with a rotating rod 7, and the rotating rod 7 is located in the inner cavity of the rotating cylinder 5. The left and right sides of the outer wall of the rotating rod 7 are symmetrically fixed with several groups of first crushing blades arranged in an array. 8. A driven bevel gear 9 is fixed on the outer wall of the rotating cylinder 5, a second rotating motor 10 is fixed on the left side wall of the casing 3, and the output end of the second rotating motor 10 penetrates the left side wall of the casing 3 and is fixed with a driving cone Gear 11, and the driving bevel gear 11 is meshed with the driven bevel gear 9, the inner cavity of the housing 3 is provided with a second crushing mechanism 12, and the second crushing mechanism 12 is located under the support plate 4, and the center of the bottom of the support plate 4 is inserted with a The connecting bucket 13 is connected with the top of the connecting bucket 13 and the bottom of the rotating drum 5, and the bottom of the connecting bucket 13 is located above the second crushing mechanism 12;

A discharge pipe 14 is inserted into the center of the bottom of the casing 3, and the bottom of the discharge pipe 14 penetrates the bottom of the bottom plate 1. A feeding hopper 15 is plugged on the left side of the top of the casing 3, and the bottom of the feeding hopper 15 is located on the upper left of the rotating drum 5. Square, a dust removal mechanism 16 is provided on the right side of the top of the bottom plate 1 , and the dust removal mechanism 16 communicates with the housing 3 .

Further, several groups of second pulverizing blades 501 arranged in an array are symmetrically fixed to the left and right side walls of the inner cavity of the rotating drum 5, and the second pulverizing blades 501 and the first pulverizing blades 8 are staggered and arranged to pass through the first pulverizing blades. In cooperation with the first crushing blade, the crushing of construction waste is more thorough.

Further, a through hole 502 that cooperates with the connecting bucket 13 is provided in the center of the bottom of the inner cavity of the rotating drum 5, so that the construction waste in the rotating drum can be dropped into the connecting bucket through the through hole.

Further, the second pulverizing mechanism 12 is composed of three sets of pulverizing rollers arranged side by side, and there is a gap between the three groups of pulverizing rollers, so that the construction waste can be pulverized by the side-by-side pulverizing rollers, thereby further improving the pulverizing efficiency.

Further, the top of the support plate 4 is provided with a rotating bearing seat 17, and the bottom of the rotating cylinder 5 and the top of the supporting plate 4 are rotatably connected by the rotating bearing seat 17, so that relative rotation can occur between the rotating cylinder and the supporting plate, and the rotation can be reduced. generated friction.

Further, the dust removal mechanism 16 includes a dust removal box 1601, and the dust removal box 1601 is fixed on the top of the bottom plate 1, and an induced draft fan 1602 is fixed on the top of the dust removal box 1601, and the induced draft fan 1602 and the dust removal box 1601 are connected through a connecting pipe 1603, The top of the induced draft fan 1602 is connected with a first dust suction pipe 1604, and the top of the first dust suction pipe 1604 penetrates the top of the casing 3 and is located above the rotating drum 5. A second dust suction pipe 1605 is connected to the lower left side of the first dust suction pipe 1604. , and the left end of the second dust suction pipe 1605 penetrates through the right side wall of the housing 3 and is located below the support plate 4 , so that the dust generated by pulverization can be fully absorbed.

A specific application of this embodiment is as follows: the device is a crushing device for construction waste, and the electrical components of the device are all electrically connected to an external power source through an external control switch; when in use, the construction waste is poured into the inside the rotating drum 5.

Then start the first rotating motor 6 and the second rotating motor 10 respectively, the first rotating motor 10 rotates to drive the rotating rod 7 and the first crushing blade 8 to rotate, and the second rotating motor 10 passes through the driving bevel gear 11 and the driven bevel gear 9 The cooperation of the rotating cylinder 5 drives the rotation of the rotating cylinder 5, and the rotation of the rotating cylinder 5 and the rotating rod 7 are reversed by selecting the steering of the two groups of rotating motors, so that the first pulverizing blade 8 and the second pulverizing blade 501 are rotated relatively, and then the rotating cylinder 5 is rotated. The construction waste inside is efficiently crushed; the crushed waste falls to the top of the second crushing mechanism 12 through the through hole 502 and the connecting bucket 13, and then starts the driving motor on the second crushing mechanism 12, so that the driving motor drives the three groups of crushing The rollers rotate to further pulverize the garbage, so that the garbage can be pulverized more thoroughly. The garbage after the second pulverization is discharged through the discharge pipe 14 and collected.

In the process of garbage crushing, the induced draft fan 1602 is activated, and the induced draft fan 1602 absorbs the dust generated by the crushing in the casing 3 through the first dust suction pipe 1604 and the second dust suction pipe 1605, and then discharges it to the dust removal box through the connecting pipe 1603 1601, and after being filtered by the filter plate in the dust box 1601, the air is discharged out of the box, so as to avoid dust pollution of the working environment.

In the description of this specification, description with reference to the terms "one embodiment", "example", "specific example", etc. means that a specific feature, structure, material or characteristic described in connection with the embodiment or example is included in the present invention. in at least one embodiment or example. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details, nor do they limit the invention to only the described embodiments. Obviously, many modifications and variations are possible in light of the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principle and practical application of the present invention, so that those skilled in the art can well understand and utilize the present invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (6)

1. The utility model provides a reducing mechanism for construction waste, is including bottom plate (1), its characterized in that: the automatic grinding machine is characterized in that supporting legs (2) are symmetrically and fixedly connected to the left side and the right side of the bottom plate (1), a shell (3) is fixedly connected to the left side of the top of the bottom plate (1), a supporting plate (4) is fixedly connected between inner cavity side walls of the shell (3), a rotating cylinder (5) is rotatably connected to the top of the supporting plate (4), a first rotating motor (6) is fixedly connected to the center of the top of the shell (3), the output end of the first rotating motor (6) penetrates through the top of the shell (3) and is fixedly connected with a rotating rod (7), the rotating rod (7) is positioned in the inner cavity of the rotating cylinder (5), a plurality of groups of first grinding blades (8) arranged in an array form are symmetrically and fixedly connected to the left side and the right side of the outer wall of the rotating cylinder (7), a driven bevel gear (9) is fixedly connected to the outer wall of the shell (3), a second rotating motor (10), the driving bevel gear (11) is meshed and connected with the driven bevel gear (9), a second crushing mechanism (12) is arranged in the inner cavity of the shell (3), the second crushing mechanism (12) is positioned below the supporting plate (4), a connecting hopper (13) is inserted in the center of the bottom of the supporting plate (4), the top of the connecting hopper (13) is communicated with the bottom of the rotating cylinder (5), and the bottom of the connecting hopper (13) is positioned above the second crushing mechanism (12);

casing (3) bottom center is pegged graft and is had discharging pipe (14), and discharging pipe (14) bottom runs through bottom plate (1) bottom, casing (3) top left side is pegged graft and is had feeder hopper (15), and the bottom of feeder hopper (15) is located a rotation section of thick bamboo (5) upper left side, bottom plate (1) top right side is provided with dust removal mechanism (16), and dust removal mechanism (16) are linked together with casing (3).

2. The crushing device for construction waste according to claim 1, characterized in that: the left side wall and the right side wall of the inner cavity of the rotating cylinder (5) are symmetrically and fixedly connected with a plurality of groups of second crushing blades (501) which are arranged in an array shape, and the second crushing blades (501) and the first crushing blades (8) are arranged in a staggered mode.

3. The crushing device for construction waste according to claim 1, characterized in that: the center of the bottom of the inner cavity of the rotating cylinder (5) is provided with a through hole (502) which is matched with the connecting hopper (13).

4. The crushing device for construction waste according to claim 1, characterized in that: the second crushing mechanism (12) is composed of three groups of crushing rollers arranged side by side, and gaps are arranged among the three groups of crushing rollers.

5. The crushing device for construction waste according to claim 1, characterized in that: the top of the supporting plate (4) is provided with a rotating bearing seat (17), and the bottom of the rotating cylinder (5) is rotatably connected with the top of the supporting plate (4) through the rotating bearing seat (17).

6. The crushing device for construction waste according to claim 1, characterized in that: dust removal mechanism (16) are including dust removal case (1601), and dust removal case (1601) rigid coupling is at bottom plate (1) top, dust removal case (1601) top rigid coupling has draught fan (1602), and is linked together through connecting pipe (1603) between draught fan (1602) and dust removal case (1601), draught fan (1602) top intercommunication has first dust absorption pipe (1604), and first dust absorption pipe (1604) top runs through casing (3) top and is located and rotates a section of thick bamboo (5) top, first dust absorption pipe (1604) below left side intercommunication has second dust absorption pipe (1605), and second dust absorption pipe (1605) left end runs through casing (3) right side wall and is located backup pad (4) below.

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