Pretreatment screening device for solid waste crushing

Abstract

The utility model relates to the technical field of solid waste crushing treatment, and discloses a pretreatment screening device for solid waste crushing, which comprises a box body, a primary crushing box and a secondary crushing box are respectively and fixedly assembled at the top of the box body, and a fixed plate and a transmission motor are respectively and fixedly assembled on the front surface of the box body. And a moving motor is fixedly assembled at the top of the fixed plate. Through the arrangement of the box body, the first-stage crushing box, the second-stage crushing box, the moving motor, the cam and the screen structure, in the using process of the device, a user can crush solid waste through the first-stage crushing box, the screen moves through rotation of the cam after crushing, and therefore the contact area of the screen and the solid waste is increased, and the solid waste can be better crushed. And meanwhile, the residual solid waste can be conveyed into the second-stage crushing box through the conveying belt, so that the effect of carrying out stage treatment on the solid waste is achieved, and the practicability of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to solid waste crushing treatment technical field, concretely is the pretreatment screening device for solid waste crushing. BACKGROUND

[0002] Solid waste is easy to occupy space after discarding, and is easy to cause fire and pollution environment in the process of piling up, therefore needs to crush discarded solid waste to facilitate recycling.

[0003] The existing crushing device can crush solid waste in the use process, but the existing crushing device does not have the mechanism for grading treatment of solid waste, so it is not conducive to the user to grade the solid waste in the operation process, and the solid waste with large volume and the solid waste with small volume are mixed after crushing, so it still occupies a large area of space, which is not conducive to the user to recycle and handle the solid waste, and therefore the pretreatment screening device for solid waste crushing is provided. UTILITY MODEL CONTENTS

[0004] In view of the deficiencies of the prior art, the utility model provides the pretreatment screening device for solid waste crushing, has the advantages of grading treatment solid waste, good screening effect, and convenient maintenance, high automation, solves the problems raised in the above background art.

[0005] The utility model provides following technical scheme: the pretreatment screening device for solid waste crushing, including the box, the top of box is fixedly assembled with primary crushing box and secondary crushing box respectively, the front of box is fixedly assembled with fixed plate and transmission motor respectively, the top of fixed plate is fixedly assembled with moving motor, the output shaft of moving motor is fixedly assembled with cam, the right side of box is fixedly assembled with electric push rod, the inner wall of box is fixedly assembled with positioning plate, the outer wall of positioning plate and the inner wall of box are all provided with limit groove, the inner wall of limit groove is fixedly assembled with cross bar, the outer wall of cross bar is sleeved with return spring, the outer wall of return spring is in contact with limit block, the outer wall of limit block is fixedly assembled with screen cloth, the output shaft of electric push rod is fixedly assembled with scraper, the outer wall of scraper is fixedly assembled with connecting rod, the end of connecting rod is fixedly assembled with baffle, the inner wall of box is also provided with receiving groove no.

[0006] As a preferred technical scheme of the utility model: the outer wall of transmission belt is connected with the inner wall of installation groove slidingly, the screen cloth is connected with the box slidingly, and the outer wall of screen cloth is in contact with the outer wall of cam.

[0007] As a preferred technical scheme of the utility model: the top of the screen and the top of the scraper are slidably connected, and the shape of the baffle is matched with the shape of the receiving groove two.

[0008] As a preferred technical scheme of the utility model: the outer wall of the limiting block is slidably connected with the inner wall of the limiting groove, and the position of the conveying belt corresponds to the position of the screen.

[0009] As a preferred technical scheme of the utility model: the number of the limiting blocks is two, and the two limiting blocks are symmetrically distributed along the outer wall of the screen.

[0010] As a preferred technical scheme of the utility model: the top end of the material guide plate is slidably connected with the bottom of the screen, and the material guide plate and the limiting block are both prepared from galvanized iron metal.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] 1、This solid waste crushing is with pre -treatment screening device, through setting up the box, the first -stage crushing box, the second -stage crushing box, moving motor, cam, screen structure, make the device in the use process, the user can pass through the first -stage crushing box and carry out crushing operation to solid waste, and after crushing, make the screen move through the rotation of cam, so that the contact area of screen and solid waste increases, improve the screening effect of screen to solid waste, simultaneously, the residual solid waste can be conveyed to the second -stage crushing box through the conveying belt, and then realize the effect of grading treatment to solid waste, improve the practicality of the device.

[0013] 2、This solid waste crushing is with pre -treatment screening device, through setting up the electric push rod, receiving groove one, receiving groove two, scraper, baffle structure, make the device in the operation process, the residual solid waste of screen can be pushed and scraped off on the screen through the extension of electric push rod output shaft, so that the effect of automatic cleaning residual solid waste is realized, and then the automation of the device and the maintenance efficiency of the device by the user are improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0015] Figure 2 It is the side view structure schematic diagram of the utility model;

[0016] Figure 3 It is the side view structure schematic diagram of the utility model;

[0017] Figure 4 It is the limiting groove structure schematic diagram of the utility model;

[0018] Figure 5The utility model discloses a cam structure schematic diagram.

[0019] In the drawing: 1, box body, 2, primary crushing box, 3, secondary crushing box, 4, fixed plate, 5, moving motor, 6, cam, 7, transmission motor, 8, electric push rod, 9, conveyer belt, 10, mounting groove, 11, screen, 12, scraper, 13, baffle, 14, limit block, 15, return spring, 16, limit groove, 17, storage groove one, 18, positioning plate, 19, storage groove two, 20, through groove, 21, connecting rod, 22, cross bar, 23, guide plate, 24, discharge slot. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0021] Please refer to Figures 1-5 The utility model discloses a pretreatment screening device for solid waste crushing, which comprises a box body 1, a primary crushing box 2 and a secondary crushing box 3 are fixedly assembled on the top of the box body 1 respectively, a fixed plate 4 and a transmission motor 7 are fixedly assembled on the front of the box body 1 respectively, a moving motor 5 is fixedly assembled on the top of the fixed plate 4, a cam 6 is fixedly assembled on the output shaft of the moving motor 5, an electric push rod 8 is fixedly assembled on the right side of the box body 1, a positioning plate 18 is fixedly assembled on the inner wall of the box body 1, limit grooves 16 are formed in the inner wall of the box body 1 and the outer wall of the positioning plate 18, a cross bar 22 is fixedly assembled in the inner wall of the limit groove 16, a return spring 15 is sleeved on the outer wall of the cross bar 22, the outer wall of the return spring 15 abuts against a limit block 14, a screen 11 is fixedly assembled on the outer wall of the limit block 14, a scraper 12 is fixedly assembled on the output shaft of the electric push rod 8, a connecting rod 21 is fixedly assembled on the outer wall of the scraper 12, a baffle 13 is fixedly assembled on the tail end of the connecting rod 21, a storage groove one 17 is further formed in the inner wall of the box body 1, a storage groove two 19 is formed in the outer wall of the positioning plate 18, a through groove 20 is formed in the inner wall of the storage groove two 19, a mounting groove 10 is formed in the top of the box body 1, a conveyer belt 9 is arranged in the inner wall of the mounting groove 10, a discharge slot 24 is formed in the bottom of the inner wall of the box body 1, and a guide plate 23 is fixedly assembled in the inner wall of the discharge slot 24.

[0022] The structure, through the setting of the box 1, the first crushing box 2, the second crushing box 3, the fixed plate 4, the moving motor 5, the cam 6, the transmission motor 7, the mounting groove 10, the screen 11 structure, so that the device in the operation process, the user can pass through the first crushing box 2 to the solid waste crushing operation, so that the crushed debris falls on the box 1, so that the crushed solid waste is screened, and the second crushing box 3 is used for secondary crushing, so that the user can classify the solid waste, thereby improving the treatment effect of the device on the solid waste.

[0023] In a preferred embodiment: the outer wall of the conveying belt 9 is in sliding connection with the inner wall of the mounting groove 10, the screen 11 is in sliding connection with the box 1, and the outer wall of the screen 11 is in abutment with the outer wall of the cam 6.

[0024] The structure, through the setting of the conveying belt 9 and the mounting groove 10 structure, so that the device can output the residual solid waste on the screen 11 through the extension of the output shaft of the electric push rod 8, so that the residual solid waste on the screen 11 is cleaned by the scraper 12, so that the residual solid waste falls on the conveying belt 9, so that the conveying belt 9 transports the residual solid waste to the second crushing box 3 for secondary crushing, thereby improving the automation and maintenance efficiency of the device.

[0025] In a preferred embodiment: the top of the screen 11 is in sliding connection with the top of the scraper 12, and the shape of the baffle 13 is matched with the shape of the receiving groove two 19.

[0026] The structure, through the setting of the screen 11 and the scraper 12 structure, in the case that the screen 11 is pushed by the rotation of the cam 6, the scraper 12 does not interfere with the movement of the screen 11, and the scraper 12 and the baffle 13 can limit the solid waste on the screen 11, thereby avoiding the solid waste from separating from the screen 11 during screening, thereby ensuring the screening effect of the screen 11 on the solid waste.

[0027] In a preferred embodiment: the outer wall of the limiting block 14 is in sliding connection with the inner wall of the limiting groove 16, and the position of the conveying belt 9 corresponds to the position of the screen 11.

[0028] The structure, through the setting of the limiting block 14 structure, so that the screen 11 can move horizontally stably when it is pushed by the cam 6, thereby ensuring that the screen 11 can be reset by the elasticity of the return spring 15, so as to ensure that the subsequent use of the device is not affected, and the conveying belt 9 can pick up and transport the falling solid waste to the second crushing box 3 for secondary grinding, thereby ensuring the crushing effect of the device on the solid waste.

[0029] In a preferred embodiment: the number of limiting blocks 14 is two, and both limiting blocks 14 are symmetrically distributed along the outer wall of the screen 11.

[0030] In the above structure, the two limiting blocks 14 are arranged to prevent the screen 11 from tilting or even shifting during movement, thereby ensuring that the screen 11 can only move horizontally, thereby improving the stability of the screen 11 during movement.

[0031] In a preferred embodiment: the top end of the guide plate 23 is slidingly connected to the bottom of the screen 11, and both the guide plate 23 and the limiting block 14 are made of galvanized iron metal.

[0032] In the above structure, the galvanized iron metal has the characteristics of hardness and wear resistance, which can effectively reduce the wear degree during operation, thereby prolonging the service life of the two, and the galvanized iron metal also has the characteristics of low cost, thereby reducing the production and maintenance cost of the device.

[0033] Working principle: first, the user assembles the device, then puts the solid waste into the primary crushing box 2, so that the primary crushing box 2 crushes the solid waste, so that the crushed solid waste falls on the screen 11, and then the moving motor 5 rotates the cam 6, thereby making the screen 11 move horizontally, increasing the contact area between the solid waste and the screen 11, improving the screening effect of the screen 11 on the solid waste, and the screened solid waste falls on the guide plate 23 and is guided out of the box 1, and the residual solid waste on the screen 11 can be scraped off by the extension of the output shaft of the electric push rod 8, so that the residual solid waste on the screen 11 is cleaned, thereby realizing the effect of automatically pushing the residual solid waste, thereby improving the automation of the device and the maintenance efficiency of the device by the user, and the residual solid waste falls on the conveyor belt 9 after being pushed, and is conveyed by the conveyor belt 9 to enter the secondary crushing box 3 for secondary crushing, thereby realizing the effect of grading the solid waste, thereby improving the crushing effect of the device on the solid waste.

[0034] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A pretreatment screening device for solid waste crushing, comprising a box body (1), characterized in that: The top of the box (1) is respectively fixedly provided with a primary crushing box (2) and a secondary crushing box (3), the front of the box (1) is respectively fixedly provided with a fixed plate (4) and a transmission motor (7), the top of the fixed plate (4) is fixedly provided with a moving motor (5), the output shaft of the moving motor (5) is fixedly provided with a cam (6), the right side of the box (1) is fixedly provided with an electric push rod (8), the inner wall of the box (1) is fixedly provided with a positioning plate (18), the inner wall of the box (1) and the outer wall of the positioning plate (18) are both provided with a limiting groove (16), the inner wall of the limiting groove (16) is fixedly provided with a cross rod (22), the outer wall of the cross rod (22) is sleeved with a reset spring (15), the outer wall of the reset spring (15) abuts against a limiting block (14), the outer wall of the limiting block (14) is fixedly provided with a screen mesh (11), the output shaft of the electric push rod (8) is fixedly provided with a scraper (12), the outer wall of the scraper (12) is fixedly provided with a connecting rod (21), the tail end of the connecting rod (21) is fixedly provided with a baffle (13), the inner wall of the box (1) is also provided with a receiving groove one (17), the outer wall of the positioning plate (18) is provided with a receiving groove two (19), the inner wall of the receiving groove two (19) is provided with a through groove (20), the top of the box (1) is provided with a mounting groove (10), the inner wall of the mounting groove (10) is provided with a conveyor belt (9), the bottom of the inner wall of the box (1) is provided with a discharge groove (24), the inner wall of the discharge groove (24) is fixedly provided with a guide plate (23).

2. The pre-treatment screening device for solid waste crushing according to claim 1, characterized in that: The outer wall of the conveyor belt (9) is in sliding connection with the inner wall of the mounting groove (10), the screen mesh (11) is in sliding connection with the box (1), and the outer wall of the screen mesh (11) abuts against the outer wall of the cam (6).

3. The pre-treatment screening device for solid waste crushing as claimed in claim 1 wherein: The top of the screen mesh (11) is in sliding connection with the top of the scraper (12), and the shape of the baffle (13) is matched with the shape of the receiving groove two (19).

4. The pre-treatment screening device for solid waste crushing according to claim 1, characterized in that: The outer wall of the limiting block (14) is in sliding connection with the inner wall of the limiting groove (16), and the position of the conveyor belt (9) corresponds to the position of the screen mesh (11).

5. The pre-treatment screening device for solid waste crushing as claimed in claim 1 wherein: The number of the limiting block (14) is two, and the two limiting blocks (14) are symmetrically distributed along the outer wall of the screen mesh (11).

6. The pre-treatment screening device for solid waste crushing as claimed in claim 1 wherein: The top end of the guide plate (23) is in sliding connection with the bottom of the screen mesh (11), and the guide plate (23) and the limiting block (14) are both prepared from galvanized iron metal.

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