CN214863963U

CN214863963U - Waste recovery processing device for construction

Info

Publication number: CN214863963U
Application number: CN202121465065.5U
Authority: CN
Inventors: 于珂
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2021-11-26
Anticipated expiration: 2031-06-29

Abstract

The application discloses a construction waste recycling and processing device, comprising a shell and a feed shell fixed on the top of the shell, support plates are fixed on both sides of the bottom of the shell, and the bottom side of the shell is A discharge shell is fixed on the wall, and two symmetrically arranged guiding inclined plates are fixed on the inner cavity side wall of the shell, and the two guiding inclined plates are respectively located on both sides of the top of the discharge shell. Two symmetrically arranged crushing rollers are arranged in the inner cavity of the casing, the two crushing rollers are arranged in mesh with each other, and a material guide block is arranged on the top of the crushing rollers. The scraps that have been crushed for the first time fall into the guide shell, and the fully pulverized scraps pass through the first filter screen and fall directly to the guide inclined plate and then are discharged through the discharge shell, which can improve the efficiency of subsequent waste treatment. The dust removal driving motor drives the turbine to rotate, and sucks the dust in the inner cavity of the shell into the inner cavity of the dust collecting shell to achieve dust reduction.

Description

Waste recovery processing device for construction

Technical Field

The application relates to the technical field of construction waste recovery, in particular to a waste recovery and treatment device for building construction.

Background

The construction waste refers to the general name of dregs, waste concrete, waste bricks and stones and other wastes produced by people in the production activities of the construction industry such as demolition, construction, decoration and repair. The construction waste is not helpful to the construction itself, but is a substance generated in the construction process, and needs to be treated correspondingly, so that the ideal engineering project construction can be achieved.

Need carry out the breakage to the waste material at the in-process of handling construction waste, some crushing equipment crushing efficiency is relatively poor, lacks the equipment of handling the dust simultaneously, causes harmful effects to the environment. Therefore, a waste recycling device for building construction is proposed to solve the above problems.

Disclosure of Invention

The utility model provides a waste recycling processing apparatus for construction is used for solving among the prior art some crushing equipment crushing efficiency relatively poor, lacks the equipment of handling the dust simultaneously, causes the problem of harmful effects to the environment.

According to an aspect of the application, a waste recycling device for construction is provided, including the feeding shell of casing and rigid coupling at the casing top, the bottom both sides rigid coupling of casing has the backup pad, the rigid coupling has ejection of compact shell on the bottom lateral wall of casing, the rigid coupling has the guide swash plate that two symmetries set up, two on the inner chamber lateral wall of casing the guide swash plate is located the top both sides of ejection of compact shell respectively, be provided with the crushing roller that two symmetries set up in the inner chamber of casing, two crushing roller intermeshing sets up, the top of crushing roller sets up the guide piece, the guide piece rigid coupling is on the inner wall of casing, two smash the roller and establish under the feeding shell, be provided with dust collection component on the casing.

Further, on one of them one end of crushing roller rotated and is connected to the inner wall of casing, and the other end center department rigid coupling of crushing roller had the crushing drive shaft, the terminal lateral wall that runs through casing and headstock in proper order of crushing drive shaft, and the terminal rigid coupling of crushing drive shaft to smash the driving motor output, smash the driving motor rigid coupling on the headstock, the headstock rigid coupling is on the outer wall of casing.

Further, the dust absorption subassembly includes collection dirt shell, intake pipe, air duct, installation shell and dust removal driving motor, the collection dirt shell sets up the inner chamber top at the casing, the bottom rigid coupling of collection dirt shell has a plurality of evenly distributed's intake pipe, the top of collection dirt shell is connected with the air duct, the end of air duct run through casing lateral wall and installation shell lateral wall in proper order and with installation shell inner chamber intercommunication, the rigid coupling has dust removal driving motor on the inner wall of installation shell, the rigid coupling has the turbine on dust removal driving motor's the output.

Furthermore, the junction of installation shell and intake pipe covers there is the filter screen, be provided with the discharge gate of taking the door leaf on the lateral wall of installation shell.

Further, two the below of crushing roller is provided with the guide shell, the guide shell is provided with the swash plate by two slopes and constitutes, two all the gomphosis is provided with first filter screen on the swash plate, first filter screen is located the top of ejection of compact shell, the both ends of guide shell all are provided with grinding assembly.

Further, the grinding assembly comprises a grinding shell and a grinding unit, the grinding shell comprises a material guiding shell and a material receiving shell, the material guiding shell is of an inverted frustum pyramid structure, one side of the material guiding shell is connected with the material guiding shell, the other end of the material guiding shell is connected with the inner wall of the shell, the material receiving shell is arranged at the bottom of the material guiding shell, and the material receiving shell is of an inverted circular truncated cone structure.

Further, the bottom side tip cooperation of drawing the material shell is connected to on receiving the top lateral wall of material shell, the gomphosis is provided with the second filter screen on receiving the bottom lateral wall of material shell, be provided with on receiving the material shell bottom lateral wall and leave gapped grinding block between the lateral wall, grinding block is semi-circular structure, and the diameter of grinding the piece diameter and receive the diameter of material shell bottom inside wall unanimously, but the centre of a circle department rigid coupling of grinding block has the transfer line of milling of rotation.

Further, the top end of the grinding transmission rod penetrates through the side wall of the bottom of the protective shell and is connected to the output end of the grinding driving motor, the grinding driving motor is fixedly connected into the inner cavity of the protective shell, and the protective shell is fixedly connected onto the inner wall of the shell through a connecting rod.

Further, the bottom of the outer wall of the vertical straight surface of the grinding block is recessed inwards to form an inclined surface part.

Furthermore, the second filter screen is composed of a hard plate, and a plurality of through holes which are uniformly distributed are formed in the hard plate.

Through the above-mentioned embodiment of this application, the waste material after the primary crushing drops to the guide shell in, directly drops behind the guide swash plate through ejection of compact shell discharge after passing first filter screen by fully kibbling waste material, can improve follow-up effect to waste treatment, starts dust removal driving motor, and dust removal driving motor drives the turbine and rotates, inhales the dust collection shell inner chamber with the dust in the casing inner chamber in, realizes the dust fall.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic overall structure diagram of an embodiment of the present application;

FIG. 2 is a schematic diagram of an internal structure of an embodiment of the present application;

FIG. 3 is a schematic view of a power box and housing connection according to an embodiment of the present application;

FIG. 4 is a schematic view of a mounting housing and housing connection according to an embodiment of the present application;

FIG. 5 is a schematic top view of a material guiding shell, a material guiding shell and a material receiving shell according to an embodiment of the present disclosure;

FIG. 6 is a schematic view of the relationship between the grinding blocks and the bevel portion according to an embodiment of the present application.

In the figure: 1. the device comprises a shell, 2, a discharging shell, 3, a feeding shell, 4, a material guide block, 5, a crushing roller, 6, a power box, 7, a crushing driving motor, 8, a crushing driving shaft, 9, a dust collecting shell, 10, an air inlet pipe, 11, an air guide pipe, 12, an installation shell, 13, a dust removing driving motor, 14, a turbine, 15, a material guide shell, 16, a first filter screen, 17, a material guiding shell, 18, a material receiving shell, 19, a second filter screen, 20, a protection shell, 21, a grinding driving motor, 22, a grinding transmission rod, 23, a grinding block, 24, an inclined plane part, 25 and a guide inclined plate.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The construction waste recycling device in this embodiment is provided with a dust suction assembly, and the dust suction assembly can be applied to different construction waste treatment devices.

The utility model provides a construction waste treatment device, includes preliminary treatment mechanism, preliminary screening mechanism, transports conveyer belt and secondary treatment mechanism, preliminary screening mechanism, transport conveyer belt and secondary treatment mechanism set gradually along a straight line, preliminary screening mechanism is including screening frame, preliminary screening subassembly and two metal recovery subassemblies, the first half at the screening frame is installed to the preliminary screening subassembly, and two metal recovery subassemblies are the symmetry setting on the both sides wall of screening frame, and just two metal recovery subassemblies all are located preliminary screening subassembly under, be equipped with in the screening frame and be the discharge gate that leaks hopper-shaped.

Preferably, preliminary treatment mechanism includes that the waste material holds the case, pulverizes the frame, pulverizes the cylinder and pulverizes the briquetting, the waste material holds the top below that the case is located and pulverizes the frame, it is vertical the top of installing at pulverizing the frame to pulverize the cylinder, it is horizontal installation on the output that pulverizes the cylinder to pulverize the briquetting, the top of pulverizing the briquetting is equipped with four first guide bars that are the rectangular distribution, the top of pulverizing the frame is equipped with four and four first guide bar one-by-one direction complex first guide seats, the waste material holds and is equipped with the bin outlet on the lateral wall of case and is used for sealing the closed assembly of bin outlet.

Preferably, the seal assembly includes closed door, closed motor, first sprocket, second sprocket and two mount pads, two the mount pad symmetry sets up on the both sides wall that the waste material holds the case, the both sides of closed door one end all are equipped with first pivot, and two first pivots rotate respectively and install on two mount pads, first sprocket is installed in first pivot, be equipped with the first mounting panel that is the level setting on the lateral wall that the waste material holds the case, closed motor installs on first mounting panel, the second sprocket is installed on closed motor's output, the second sprocket passes through chain drive with first sprocket and is connected.

Preferably, tentatively screen the subassembly including screening board, screening motor, third sprocket, fourth sprocket, universal driving shaft and two cams, the both sides of screening board one end all are equipped with the second pivot, all be equipped with on two inner walls of screening frame with second pivot normal running fit's rotary trough, be equipped with a plurality of screening hole on the screening board, be equipped with the first seat that rotates that two symmetries set up in the screening frame, the universal driving shaft rotates and installs on two first seats that rotate, the third sprocket is installed on the universal driving shaft, the screening motor is installed in the screening frame, the fourth sprocket is installed on the output of screening motor, the fourth sprocket passes through chain drive with the third sprocket and is connected, and two cam symmetries are installed on the universal driving shaft, and two cams all contradict with the bottom of screening board.

Preferably, the metal recovery assembly comprises a first electromagnet and two second mounting plates, an insertion groove matched with the first electromagnet is formed in the side wall of the screening rack, the two second mounting plates are symmetrically arranged on the back of the second mounting plates, and each second mounting plate is fixed to the screening rack through bolts.

Preferably, secondary treatment mechanism includes metal adsorption component, crushing case and collection vehicle, smash case and collection vehicle interval setting under metal adsorption component, it is equipped with the partition panel that is the level setting to smash the incasement, the partition panel will smash incasement inner space and separate for retrieving space and crushing space, set up on the partition panel and be hopper-shaped lower chute, be equipped with the shutoff subassembly that is used for shutoff lower chute on the metal adsorption component, be equipped with crushing unit in the crushing space.

Preferably, the metal adsorption subassembly includes portal frame, lift cylinder, translation electricity jar, second electro-magnet and loading board, the lift cylinder is vertical top of installing at the portal frame, the loading board is horizontal installation on the output of lift cylinder, the top of loading board is equipped with the second guide bar that two symmetries set up, the top of portal frame is equipped with two and two first guide bar one-to-one direction complex second guide holder, the translation electricity jar is handstand and is installed in the bottom of loading board, the second electro-magnet is installed on the slip table of translation electricity jar.

Preferably, the shutoff subassembly includes the shutoff cylinder and is the shutoff board of L type, the shutoff cylinder is horizontal installation on the portal frame, be equipped with the groove of wearing that supplies the shutoff board to pass on the lateral wall of crushing case, and the top of shutoff board is contradicted with the bottom of partition panel, the back of shutoff board is equipped with the third guide bar that two symmetries set up, be equipped with two and two third guide bar one-to-one direction complex third guide holder on the portal frame.

Preferably, crushing unit includes crushing motor, driving gear and two crushing roller shafts, and two crushing roller shaft symmetries and rotation are installed in smashing the space, and the one end of every crushing roller shaft all is equipped with driven gear, two driven gear meshing, crushing motor is located one of them driven gear under, the driving gear is installed on the output of crushing motor, and the driving gear meshes rather than the driven gear directly over.

Of course, the dust suction assembly of the construction waste recycling device in this embodiment may be different construction waste disposal devices. Here, a description will be given below of a waste recycling device for building construction according to an embodiment of the present application.

Please refer to fig. 1-6, a waste recycling device for building construction includes a housing 1 and a feeding housing 3 fixedly connected to the top of the housing 1, the bottom both sides of the housing 1 are fixedly connected with supporting plates, the bottom side wall of the housing 1 is fixedly connected with a discharging housing 2, the inner cavity side wall of the housing 1 is fixedly connected with two symmetrically arranged guiding inclined plates 25, the two guiding inclined plates 25 are respectively located at the top both sides of the discharging housing 2, two symmetrically arranged crushing rollers 5 are arranged in the inner cavity of the housing 1, the two crushing rollers 5 are meshed with each other, the top of the crushing roller 5 is provided with a material guiding block 4, the material guiding block 4 is fixedly connected to the inner wall of the housing 1, the two crushing rollers 5 are arranged under the feeding housing 3, and the housing 1 is provided with a dust collecting assembly.

One end of the crushing roller 5 is rotatably connected to the inner wall of the shell 1, the other end center of the crushing roller 5 is fixedly connected with a crushing driving shaft 8, the tail end of the crushing driving shaft 8 sequentially penetrates through the side walls of the shell 1 and the power box 6, the tail end of the crushing driving shaft 8 is fixedly connected to the output end of the crushing driving motor 7, the crushing driving motor 7 is fixedly connected to the power box 6, and the power box 6 is fixedly connected to the outer wall of the shell 1.

Dust collection assembly includes collection dirt shell 9, intake pipe 10, air duct 11, installation shell 12 and dust removal driving motor 13, collection dirt shell 9 sets up the inner chamber top at casing 1, the bottom rigid coupling of collection dirt shell 9 has a plurality of evenly distributed's intake pipe 10, the top of collection dirt shell 9 is connected with air duct 11, the end of air duct 11 runs through casing 1 lateral wall and installation shell 12 lateral walls in proper order and with installation shell 12 inner chamber intercommunication, the rigid coupling has dust removal driving motor 13 on the inner wall of installation shell 12, the rigid coupling has turbine 14 on the output of dust removal driving motor 13.

The connection of installation shell 12 and intake pipe 10 covers there is the filter screen, be provided with the discharge gate of taking the door leaf on the lateral wall of installation shell 12.

A material guide shell 15 is arranged below the two crushing rollers 5, the material guide shell 15 is formed by two inclined plates, first filter screens 16 are embedded on the two inclined plates, the first filter screens 16 are located above the discharge shell 2, and grinding assemblies are arranged at two ends of the material guide shell 15.

The grinding assembly comprises a grinding shell and a grinding unit, the grinding shell comprises a material guiding shell 17 and a material receiving shell 18, the material guiding shell 17 is of an inverted frustum pyramid structure, one side of the material guiding shell 17 is connected with a material guiding shell 15, the other end of the material guiding shell 17 is connected with the inner wall of the shell 1, the material receiving shell 18 is arranged at the bottom of the material guiding shell 17, and the material receiving shell 18 is of an inverted frustum cone structure.

The bottom side tip cooperation of drawing material shell 17 is connected to on receiving the top lateral wall of material shell 18, the gomphosis is provided with second filter screen 19 on receiving the bottom lateral wall of material shell 18, be provided with on receiving the material shell 18 bottom lateral wall and leave gapped grinding block 23 between the lateral wall, grinding block 23 is semi-circular structure, and the grinding block 23 diameter is unanimous with the diameter of receiving the material shell 18 bottom inside wall, but the centre of a circle department rigid coupling of grinding block 23 has the transfer line 22 of milling of rotation.

The top end of the grinding transmission rod 22 penetrates through the side wall of the bottom of the protective shell 20 and is connected to the output end of the grinding driving motor 21, the grinding driving motor 21 is fixedly connected in the inner cavity of the protective shell 20, and the protective shell 20 is fixedly connected on the inner wall of the shell 1 through a connecting rod.

The bottom of the outer wall of the vertical straight surface of the grinding block 23 is recessed inwards to form a bevel part 24.

The second filter screen 19 is made of a hard plate, and a plurality of through holes are uniformly distributed on the hard plate.

This application is when using, pour the waste material into 1 inner chamber of casing through feeding shell 3 in, the waste material that gets into in 1 inner chamber of casing under the guide of two guide blocks 4 can drop to two pivoted crushing rollers 5, waste material between two crushing rollers 5 is by preliminary crushing, waste material after the primary crushing drops to guide shell 15 in, directly drop behind the guide swash plate 25 behind the first filter screen 16 by fully kibbling waste material and discharge through ejection of compact shell 2, can improve follow-up efficiency to waste material treatment.

The grinding driving motor 21 drives the grinding transmission rod 22 to rotate, so that the grinding block 23 at the bottom end of the grinding transmission rod 22 is driven to rotate, waste materials entering the material receiving shell 18 are crushed into smaller particles under the grinding of the grinding block 23, the waste materials are convenient to recycle, the ground waste materials fall to the guide inclined plate 25 through the second filter screen 19 and then are discharged through the discharge shell 2, and the grinding block 23 is provided with the inclined surface portion 24, so that the waste materials can be better ground.

And starting the dust removal driving motor 13, wherein the dust removal driving motor 13 drives the turbine 14 to rotate, and dust in the inner cavity of the shell 1 is sucked into the inner cavity of the dust collection shell 9, so that dust removal is realized.

The application has the advantages that:

1. waste material after the first time is smashed drops to guide shell 15 in, directly drops to guide swash plate 25 after through ejection of compact shell 2 discharges after passing first filter screen 16 by fully kibbling waste material, can improve follow-up effect to waste treatment, starts dust removal driving motor 13, and dust removal driving motor 13 drives turbine 14 and rotates, inhales the dust in the casing 1 inner chamber and gathers dirt shell 9 inner chambers, realizes the dust fall.

2. The grinding driving motor 21 drives the grinding transmission rod 22 to rotate, so as to drive the grinding block 23 at the bottom end of the grinding transmission rod 22 to rotate, and the waste material entering the material receiving shell 18 is crushed into smaller particles under the grinding of the grinding block 23, so that the waste material is convenient to subsequently recycle.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A construction waste recycling and processing device, characterized in that: it comprises a shell (1) and a feed shell (3) fixed on the top of the shell (1), and the bottom of the shell (1) is two A support plate is fixed on the side, a discharge shell (2) is fixed on the bottom side wall of the casing (1), and two symmetrically arranged side walls are fixed on the inner cavity side wall of the casing (1). Guide inclined plates (25), two of the guide inclined plates (25) are respectively located on both sides of the top of the discharge shell (2), and two symmetrically arranged crushing rollers are arranged in the inner cavity of the shell (1). (5), the two pulverizing rollers (5) are arranged in mesh with each other, a material guide block (4) is arranged on the top of the pulverizing roller (5), and the material guide block (4) is fixed on the casing (1) On the inner wall of the casing, the two pulverizing rollers (5) are arranged directly below the feeding shell (3), and the casing (1) is provided with a dust suction assembly.

2. A construction waste recycling and processing device according to claim 1, wherein one end of the pulverizing roller (5) is rotatably connected to the inner wall of the casing (1), and the pulverizing roller (5) is rotatably connected to the inner wall of the casing (1). A pulverizing drive shaft (8) is fixed at the center of the other end of the pulverizing drive shaft (8). The end is fixed to the output end of the crushing drive motor (7), the crushing drive motor (7) is fixed to the power box (6), and the power box (6) is fixed to the outer wall of the casing (1) .

3. A construction waste recycling and processing device according to claim 1, characterized in that: the dust collecting assembly comprises a dust collecting shell (9), an air intake pipe (10), an air guide pipe (11), and a mounting shell (12) and a dust-removing drive motor (13), the dust-collecting shell (9) is arranged on the top of the inner cavity of the casing (1), and the bottom of the dust-collecting shell (9) is fixed with a number of uniformly distributed inlets. An air pipe (10), an air duct (11) is connected to the top of the dust collecting shell (9), and the end of the air duct (11) sequentially penetrates the side wall of the casing (1) and the side wall of the installation shell (12) and It communicates with the inner cavity of the installation shell (12), the inner wall of the installation shell (12) is fixed with a dust removal driving motor (13), and the output end of the dust removal driving motor (13) is fixed with a turbine (14).

4. A construction waste recycling and processing device according to claim 3, characterized in that: the connection between the installation shell (12) and the air inlet pipe (10) is covered with a filter screen, and the installation shell (12) ) is provided with a discharge port with a door leaf on the side wall.

5. A construction waste recycling and processing device according to claim 1, characterized in that: a material guide shell (15) is provided below the two pulverizing rollers (5), and the material guide shell (15) ) consists of two inclined plates provided with inclined plates, and a first filter screen (16) is fitted on the two inclined plates, and the first filter screen (16) is located above the discharge shell (2), Both ends of the material guide shell (15) are provided with grinding components.

6. A construction waste recycling and processing device according to claim 5, characterized in that: the grinding assembly comprises a grinding shell and a grinding unit, and the grinding shell comprises a feeding shell (17) and a receiving shell ( 18), the lead shell (17) is an inverted pyramid-shaped structure, one side of the lead shell (17) is connected with the lead shell (15), and the other end of the lead shell (17) is connected to the shell ( 1) is connected to the inner wall, the bottom of the feeding shell (17) is provided with a receiving shell (18), and the receiving shell (18) is an inverted circular truncated structure.

7. A construction waste recycling and processing device according to claim 6, characterized in that: the bottom side end of the feeding shell (17) is matched and connected to the top side wall of the receiving shell (18), The bottom side wall of the receiving shell (18) is fitted with a second filter screen (19), and the bottom side wall of the receiving shell (18) is provided with a grinding device with a gap between the side walls. A block (23), the grinding block (23) has a semicircular structure, and the diameter of the grinding block (23) is consistent with the diameter of the inner wall of the bottom of the receiving shell (18). A self-rotating grinding transmission rod (22) is fixed at the center of the circle.

8. A construction waste recycling and processing device according to claim 7, characterized in that: the top of the grinding transmission rod (22) penetrates the bottom side wall of the protective shell (20) and is connected to the grinding driving motor (21) At the output end, the grinding drive motor (21) is fixed in the inner cavity of the protective shell (20), and the protective shell (20) is fixed on the inner wall of the casing (1) through a connecting rod.

9 . The device for recycling and processing construction waste according to claim 8 , wherein the bottom of the straight surface outer wall of the grinding block ( 23 ) is recessed inward along the vertical direction to form an inclined surface ( 24 ). 10 .

10. A construction waste recycling and processing device according to claim 9, characterized in that: the second filter screen (19) is composed of a hard plate, and the hard plate is provided with a number of uniformly distributed through holes.