CN212093145U

CN212093145U - Recycled concrete raw material screening device

Info

Publication number: CN212093145U
Application number: CN202020210444.9U
Authority: CN
Inventors: 赵如意
Original assignee: Suqian Huayi Concrete Co ltd
Current assignee: Suqian Huayi Concrete Co ltd
Priority date: 2020-02-26
Filing date: 2020-02-26
Publication date: 2020-12-08
Anticipated expiration: 2030-02-26

Abstract

The utility model discloses a recycled concrete raw material screening device, which relates to the technical field of concrete screening and comprises a screening barrel, wherein a first filtering structure is arranged in the screening barrel; the first filtering structure comprises a connecting plate which penetrates through the side wall of one side of the screening barrel in a sliding mode, a top plate which is rotatably arranged on the inner wall of the top of the screening barrel, and a spring which is connected with the top plate, a positioning plate which is detachably connected with the outer wall of the screening barrel is arranged at one end, extending out of the screening barrel, of the connecting plate, a first filter screen is rotatably arranged at one end, extending into the screening barrel, of the connecting plate, a discharge hole is formed in the side wall, opposite to the connecting plate, of the screening barrel, the horizontal height of the discharge hole is smaller than that of the connecting plate, one end, far away from the top plate, of the spring is connected with the side wall, located at the discharge hole, of the screening barrel, a guide plate which penetrates through the; this application has advantages such as convenient to use, filtration efficiency height, effectual.

Description

Recycled concrete raw material screening device

Technical Field

The utility model relates to a technical field of concrete screening, in particular to recycled concrete raw materials sieving mechanism.

Background

The regenerated concrete is prepared by crushing, cleaning and grading waste concrete blocks, mixing the crushed, cleaned and graded waste concrete blocks with a grading agent according to a certain proportion, partially or completely replacing natural aggregates (mainly coarse aggregates) such as sand stones and the like, and adding cement, water and the like. The recycled concrete can be combined into aggregates in the following cases: all aggregates are regenerated aggregates; the coarse aggregate is regenerated aggregate, and the fine aggregate is natural sand; the coarse aggregate is natural gravel or cobble, and the fine aggregate is regenerated aggregate; the reclaimed aggregate replaces part of the coarse aggregate or the fine aggregate.

In the process of production and processing of concrete, the raw materials of the concrete are screened in order to improve the quality of the concrete, but the existing screening device for the concrete raw materials is too simple, so that the concrete raw materials need to be screened repeatedly for many times, and the production efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a recycled concrete raw materials sieving mechanism is provided for concrete raw materials sieving mechanism inefficiency, the poor problem of effect among the prior art of description in the solution background art.

In order to achieve the above object, the present invention provides the following technical solutions: a recycled concrete raw material screening device comprises a screening barrel, wherein a discharge hole is formed in the bottom of the side wall of the screening barrel, a feed hopper is arranged on the upper end wall of the screening barrel, and a first filtering structure is arranged in the screening barrel; the first filtering structure comprises a connecting plate which penetrates through the side wall of one side of the screening barrel in a sliding mode, a top plate which is arranged on the inner wall of the top of the screening barrel in a rotating mode, and a spring which is connected with the top plate, wherein a positioning plate which is detachably connected with the outer wall of the screening barrel is arranged at one end, extending out of the screening barrel, of the connecting plate, a first filter screen is arranged at one end, extending into the screening barrel, of the connecting plate in a rotating mode, a discharging hole is formed in the side wall, opposite to the connecting plate, of the screening barrel, the horizontal height of the discharging hole is smaller than that of the connecting plate, one end, far away from the top plate, of the spring is connected with the side wall, located in the discharging hole, of the screening barrel, a material guide plate which penetrates through the; the screening barrel is also internally provided with a second filtering structure and a dust removing structure, the second filtering structure is arranged below the first filtering structure, and the dust removing structure is arranged below the second filtering structure.

Preferably: the second filtering structure comprises a second filtering net arranged on the horizontal inner wall of the screening barrel, the second filtering net is arranged under the first filtering net, a cover body is arranged on the lower surface of the second filtering net, and a second vibrator is arranged in the cover body.

Preferably: the second filtering structure further comprises a servo motor arranged on the upper end wall of the screening barrel, an output shaft of the servo motor penetrates through the first filter screen in a sliding mode and is connected with the positioning plate, and a plurality of push rods are uniformly arranged on the lower surface of the positioning plate.

Preferably: the dust removal structure is including setting up in the dust catcher of screening bucket outer wall and setting up in suction hood and the baffle of screening bucket inner wall, dust catcher and suction hood intercommunication, the baffle is directly over the suction hood.

Preferably: the outer wall of screening bucket still is provided with the industrial computer, the outer wall of industrial computer is provided with control panel, the industrial computer respectively with control panel, first vibrator, second electromagnetic shaker, servo motor, dust catcher electric connection.

Preferably: the bottom of screening bucket sets up in the slope, the discharge opening is located the bottommost of screening bucket wall side.

Preferably: the lateral wall of screening bucket still is provided with row bin gate, and this row bin gate is used for discharging the impurity on the second filter screen.

The beneficial effect of adopting above technical scheme is:

according to the dust collector, the first filter screen can be driven to vibrate through the arranged first vibrator, primary filtration is carried out through the first filter screen, filtered raw materials can fall on the second filter screen to be filtered for the second time, the second vibrator on the second filter screen is matched with the positioning plate and the push rod on the output shaft of the servo motor, the second filter screen can be prevented from being blocked, and dust in the screening barrel can be sucked away through the matching of the dust collector and the dust hood;

this application has still set up spring and roof, can prevent through the cooperation of spring and roof that the concrete raw materials from flowing from the relief hole.

Drawings

FIG. 1 is a schematic structural view of a recycled concrete raw material screening apparatus of the present invention;

FIG. 2 is a front view of the recycled concrete raw material screening apparatus of the present invention;

wherein: the device comprises a screening barrel 10, a feed hopper 11, a discharge hole 12, a first filtering structure 20, a positioning plate 21, a connecting plate 22, a first filter screen 23, a discharge hole 24, a material guide plate 25, a first vibrator 26, a top plate 27, a spring 28, a second filtering structure 30, a second filter screen 31, a second vibrator 32, a cover body 33, a servo motor 34, a positioning plate 35, a push rod 36, a dust removing structure 40, a dust collector 41, a dust collecting cover 42, a baffle 43 and an electric cabinet 50.

Detailed Description

Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Embodiment, as shown in fig. 1-2, in this embodiment, a recycled concrete raw material screening apparatus includes a screening barrel 10, a discharge hole 12 is formed in a bottom of a side wall of the screening barrel 10, a feed hopper 11 is formed in an upper end wall of the screening barrel 10, and a first filtering structure 20 is disposed in the screening barrel 10; the first filtering structure 20 comprises a connecting plate 22 which penetrates through the side wall of one side of the screening barrel 10 in a sliding manner, a top plate 27 which is rotatably arranged on the inner wall of the top of the screening barrel 10, and a spring 28 which is connected with the top plate 27, wherein one end, extending out of the screening barrel 10, of the connecting plate 22 is provided with a positioning plate 21 which is detachably connected with the outer wall of the screening barrel 10, one end, extending into the screening barrel 10, of the connecting plate 22 is rotatably provided with a first filter screen 23, the side wall, opposite to the connecting plate 22, of the screening barrel 10 is provided with a discharge hole 24, the horizontal height of the discharge hole 24 is smaller than that of the connecting plate 22, one end, far away from the top plate 27, of the spring 28 is connected with the side wall of the screening barrel 10 where the discharge hole 24 is located, the inner wall of the bottom of the discharge hole 24 is provided with a material guide plate 25 which; the screening barrel 10 is also internally provided with a second filtering structure 30 and a dust removing structure 40, wherein the second filtering structure 30 is arranged below the first filtering structure 20, and the dust removing structure 40 is arranged below the second filtering structure 30.

Preferably: the second filtering structure 30 comprises a second horizontal filtering net 31 arranged on the inner wall of the screening barrel 10, the second filtering net 31 is arranged under the first filtering net 23, a cover body 33 is arranged on the lower surface of the second filtering net 31, and a second vibrator 32 is arranged in the cover body 33.

Preferably: the second filtering structure 30 further comprises a servo motor 34 arranged on the upper end wall of the screening barrel 10, an output shaft of the servo motor 34 penetrates through the first filter screen 23 in a sliding mode and is connected with a positioning plate 35, and a plurality of push rods 36 are uniformly arranged on the lower surface of the positioning plate 35.

Preferably: the dust removing structure 40 comprises a dust collector 43 arranged on the outer wall of the screening barrel 10, and a dust hood 42 and a baffle 41 arranged on the inner wall of the screening barrel 10, wherein the dust collector 43 is communicated with the dust hood 42, and the baffle 41 is arranged right above the dust hood 42.

Preferably: the outer wall of screening bucket 10 still is provided with industrial computer 50, the outer wall of industrial computer 50 is provided with control panel, industrial computer 50 respectively with control panel, first electromagnetic shaker 26, second electromagnetic shaker 32, servo motor 34, dust catcher 43 electric connection.

Preferably: the bottom of the screening barrel 10 is obliquely arranged, and the discharge hole 12 is positioned at the bottommost part of the wall side of the screening barrel 10.

Preferably: the sidewall of the screening barrel 10 is further provided with a discharge gate for discharging impurities on the second screen 31.

Locating plate 21 passes through bolted connection with screening bucket 10 in this application.

When the device is used, the first vibrator 26, the second vibrator 32, the servo motor 34 and the dust collector 43 are started firstly, the first vibrator 26 drives the guide plate 25 to vibrate, the guide plate 25 drives the first filter screen 23 to vibrate, the second vibrator 32 drives the second filter screen 31 to vibrate, the servo motor 34 drives the positioning plate 35 to rotate, the push rod 36 rotates along the positioning plate 35, the raw materials are firstly sent into the screening barrel 10 from the feed hopper 11, the raw materials are filtered on the first filter screen 23, the impurities of larger particles are left on the first filter screen 23 and slide downwards along the first filter screen 23, the top plate 27 blocks the impurities, when the amount of the impurities is large, the spring 28 is compressed, the distance between the top plate 27 and the first filter screen 23 is increased, the impurities are discharged from the discharge hole 24 at the moment, the raw materials passing through the first filter screen 23 enter the second filter screen 31 to be filtered, the rotating push rod 36 pushes the raw materials on the second filter screen 31, prevent that second filter screen 31 from appearing piling up and blockking up, dust catcher 43 can be with the interior dust absorption of screening bucket 10, reduces the raise dust, and discharge from discharge opening 12 can be followed to the raw materials after the filtration.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and improvements can be made without departing from the inventive concept, and all of them belong to the protection scope of the present invention.

Claims

1. The utility model provides a recycled concrete raw materials sieving mechanism, includes the screening bucket, its characterized in that: the bottom of the side wall of the screening barrel is provided with a discharge hole, the upper end wall of the screening barrel is provided with a feed hopper, and a first filtering structure is arranged in the screening barrel; the first filtering structure comprises a connecting plate which penetrates through the side wall of one side of the screening barrel in a sliding mode, a top plate which is arranged on the inner wall of the top of the screening barrel in a rotating mode, and a spring which is connected with the top plate, wherein a positioning plate which is detachably connected with the outer wall of the screening barrel is arranged at one end, extending out of the screening barrel, of the connecting plate, a first filter screen is arranged at one end, extending into the screening barrel, of the connecting plate in a rotating mode, a discharging hole is formed in the side wall, opposite to the connecting plate, of the screening barrel, the horizontal height of the discharging hole is smaller than that of the connecting plate, one end, far away from the top plate, of the spring is connected with the side wall, located in the discharging hole, of the screening barrel, a material guide plate which penetrates through the; the screening barrel is also internally provided with a second filtering structure and a dust removing structure, the second filtering structure is arranged below the first filtering structure, and the dust removing structure is arranged below the second filtering structure.

2. The recycled concrete raw material screening apparatus as claimed in claim 1, wherein the second filtering structure comprises a second filtering net disposed at a level of the inner wall of the screening barrel, the second filtering net is disposed right below the first filtering net, a cover body is disposed on a lower surface of the second filtering net, and a second vibrator is disposed in the cover body.

3. The recycled concrete raw material screening device as claimed in claim 2, wherein the second filtering structure further comprises a servo motor arranged on the upper end wall of the screening barrel, an output shaft of the servo motor penetrates through the first filter screen in a sliding manner and is connected with the positioning plate, and a plurality of push rods are uniformly arranged on the lower surface of the positioning plate.

4. The recycled concrete raw material screening apparatus as claimed in claim 3, wherein the dust removing structure comprises a dust collector disposed on an outer wall of the screening barrel, and a dust hood and a baffle disposed on an inner wall of the screening barrel, the dust collector is in communication with the dust hood, and the baffle is directly above the dust hood.

5. The recycled concrete raw material screening device of claim 4, wherein an industrial personal computer is further arranged on the outer wall of the screening barrel, a control panel is arranged on the outer wall of the industrial personal computer, and the industrial personal computer is electrically connected with the control panel, the first vibrator, the second vibrator, the servo motor and the dust collector respectively.

6. The recycled concrete raw material screening apparatus as claimed in claim 5, wherein the bottom of the screening barrel is disposed obliquely, and the discharge hole is located at the bottommost portion of the wall side of the screening barrel.

7. The recycled concrete raw material screening apparatus as recited in claim 6, wherein the side wall of the screening barrel is further provided with a discharge gate for discharging the foreign materials on the second screen.