CN217043407U

CN217043407U - Raw materials sieving mechanism based on concrete

Info

Publication number: CN217043407U
Application number: CN202220486193.6U
Authority: CN
Inventors: 方伟; 曹林军; 徐楠; 张景康
Original assignee: Jinan Quantie Rail Transit Building Materials Co ltd
Current assignee: Jinan Quantie Rail Transit Building Materials Co ltd
Priority date: 2022-03-08
Filing date: 2022-03-08
Publication date: 2022-07-26
Anticipated expiration: 2032-03-08

Abstract

The utility model relates to the field of screening of concrete raw materials, in particular to a raw material screening device based on concrete, which comprises a screening machine body and a bottom collecting box, wherein the left end of the screening machine body is fixedly connected with a blanking frame, the bottom ends of the screening machine body and the blanking frame are fixedly connected with supporting legs, the left end of the blanking frame is fixedly connected with a motor, the tail end of a main shaft of the motor is fixedly connected with a transmission shaft, and the other end of the transmission shaft is rotatably connected with a push rod, the screening speed is high and the screened particles are very uniform.

Description

Raw materials sieving mechanism based on concrete

Technical Field

The utility model relates to a concrete raw materials screening field specifically is a raw materials sieving mechanism based on concrete.

Background

The concrete is a general name of engineering composite material formed by cementing aggregate into a whole by cementing material, and the general term of concrete refers to cement concrete which is obtained by using cement as cementing material, using sand and stone as aggregate, mixing with water, additive and admixture according to a certain proportion and stirring, and is also called common concrete.

The in-process that the concrete was made needs to carry out preliminary screening to the raw materials, guarantees that the granule of concrete raw materials is comparatively even, reachs better effect of making, but current sieving mechanism, sieve plate structure is fixed, can only carry out the gliding screening through the weight of concrete raw materials self, and the speed of screening is slow and the granule of screening is not enough even, and is comparatively simple to the recovery of concrete raw materials, and inside a case was all retrieved, is unfavorable for the sorting utilization to different granule concrete raw materials.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a raw materials sieving mechanism based on concrete to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a raw materials sieving mechanism based on concrete, includes screening organism and bottom collecting box, the left end fixedly connected with blanking frame of screening organism, the equal fixedly connected with stabilizer blade in bottom of screening organism and blanking frame, the left end fixedly connected with motor of blanking frame, the terminal fixedly connected with transmission shaft of main shaft of motor, the other end of transmission shaft rotates and is connected with the push rod, the outside sliding connection of push rod has spacing, spacing and blanking frame fixed connection, the other end sliding connection of push rod has the locating rack, the first sieve of top fixedly connected with of locating rack, first sieve and push rod sliding connection, first sieve rotates with the screening organism and is connected, the laminating of the bottom right side of first sieve has second material collecting plate, the right-hand member fixedly connected with first collection box of second material collecting plate.

Preferably, the top left side of first sieve rotates and is connected with the connecting axle, the spring has been cup jointed in the outside of connecting axle, the other end fixedly connected with solid fixed cylinder of spring, the outside of solid fixed cylinder rotates and is connected with the second sieve, the second sieve rotates with the unloading frame and is connected.

Preferably, the second sieve is the layering setting from top to bottom with first sieve, the aperture of second sieve is the twice of the aperture of first sieve, the outside fixedly connected with auxiliary rod of second sieve and first sieve, auxiliary rod and unloading frame sliding connection.

Preferably, the right end of the first recycling bin is fixedly connected with a second recycling bin, the left end of the second recycling bin is fixedly connected with a first material collecting plate, the first material collecting plate is located below the second sieve plate, and the bottom ends of the inner sides of the first recycling bin and the second recycling bin are obliquely arranged.

Preferably, the front ends of the first recovery box and the second recovery box are fixedly connected with a fixing plate, an inserting plate is slidably connected inside the fixing plate, and a pull rod is fixedly connected to the front end of the inserting plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, through the arranged first sieve plate, the second sieve plate, the push rod and the connecting shaft, the concrete raw material falls on the second sieve plate, the motor-driven transmission shaft drives the first sieve plate and the second sieve plate to continuously vibrate in the screening machine body through the push rod, the gliding speed of the concrete raw material is accelerated, the concrete raw material is further sorted through the first sieve plate and the second sieve plate with different apertures, the screening speed is higher, and the screened particles are very uniform;

2. the utility model discloses in, through the first collection box that sets up, the second collection box, first album of flitch and second collection flitch, the concrete raw materials of great granule enters into the second collection box through first aggregate plate in, the concrete raw materials of less granule enters into first collection box inside through second aggregate plate, in the ground step collection box that the minimum concrete granule directly falls to the below through the second sieve, fall into the material of three kinds of different granules with the concrete raw materials, be favorable to the sorting utilization to different granule concrete raw materials.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of an installation structure of the first screen plate of the present invention;

fig. 3 is a schematic view of the installation structure of the first recycling bin of the present invention.

In the figure: 1-screening machine body, 2-blanking frame, 3-support leg, 4-motor, 5-transmission shaft, 6-push rod, 7-spacing frame, 8-positioning frame, 9-first sieve plate, 10-second sieve plate, 11-connecting shaft, 12-spring, 13-fixed cylinder, 14-auxiliary rod, 15-bottom collecting box, 16-first collecting plate, 17-first recovery box, 18-second recovery box, 19-second collecting plate, 20-fixing plate, 21-inserting plate and 22-pull rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

a raw material screening device based on concrete comprises a screening machine body 1 and a bottom collecting box 15, wherein a blanking frame 2 is fixedly connected to the left end of the screening machine body 1, supporting legs 3 are fixedly connected to the bottom ends of the screening machine body 1 and the blanking frame 2, a motor 4 is fixedly connected to the left end of the blanking frame 2, a transmission shaft 5 is fixedly connected to the tail end of a main shaft of the motor 4, a push rod 6 is rotatably connected to the other end of the transmission shaft 5, a limiting frame 7 is slidably connected to the outer side of the push rod 6, the limiting frame 7 is fixedly connected with the blanking frame 2, the push rod 6 is favorably positioned at the inner side of the limiting frame 7 to move up and down, a positioning frame 8 is slidably connected to the other end of the push rod 6, a first sieve plate 9 is fixedly connected to the top end of the positioning frame 8, the push rod 6 is favorably controlled in the positioning frame 8, the first sieve plate 9 is driven to start to vibrate, the first sieve plate 9 is slidably connected with the push rod 6, the first sieve plate 9 is rotatably connected with the screening machine body 1, a second material collecting plate 19 is attached to the right side of the bottom end of the first sieve plate 9, and a first recovery box 17 is fixedly connected to the right end of the second material collecting plate 19.

The left side of the top end of the first sieve plate 9 is rotatably connected with a connecting shaft 11, a spring 12 is sleeved on the outer side of the connecting shaft 11, the other end of the spring 12 is fixedly connected with a fixed cylinder 13, the outer side of the fixed cylinder 13 is rotatably connected with a second sieve plate 10, the second sieve plate 10 is rotatably connected with the blanking frame 2, the first sieve plate 9 is conveniently connected with the fixed cylinder 13 through the connecting shaft 11, the second sieve plate 10 is driven to vibrate synchronously, and the vibration amplitude is further enhanced through the spring 12; the second sieve plate 10 and the first sieve plate 9 are arranged in an up-down layered mode, the aperture of the second sieve plate 10 is twice the aperture of the first sieve plate 9, the outer sides of the second sieve plate 10 and the first sieve plate 9 are fixedly connected with the auxiliary rod 14, the auxiliary rod 14 is connected with the blanking frame 2 in a sliding mode, the sieve plates with different apertures can conveniently separate concrete raw materials, and screening is finer; the right end of the first recovery box 17 is fixedly connected with a second recovery box 18, the left end of the second recovery box 18 is fixedly connected with a first material collecting plate 16, the first material collecting plate 16 is positioned below the second sieve plate 10, and the bottom ends of the inner sides of the first recovery box 17 and the second recovery box 18 are obliquely arranged, so that concrete raw materials can be conveniently recovered by moving to the lower part of the sieve plate through a second material collecting plate 19, the second recovery box 18 and the first material collecting plate 16 on the first recovery box 17; the equal fixedly connected with fixed plate 20 in front end of first collection box 17 and second collection box 18, the inside sliding connection of fixed plate 20 has picture peg 21, and the front end fixedly connected with pull rod 22 of picture peg 21 is convenient for open picture peg 21 in the fixed plate 20, exposes the discharge gate, retrieves the concrete raw materials of screening.

The working process is as follows: the device adopts an external power supply, a worker moves a first material collecting plate 16 and a second material collecting plate 19 on a first recovery box 17 and a second recovery box 18 to the lower parts of a first sieve plate 9 and a second sieve plate 10, then moves a bottom collecting box 15 to the bottom of the first sieve plate 9, concrete raw materials are added and enter through a blanking frame 2, the concrete raw materials fall to the top end of the second sieve plate 10, a motor 4 drives a transmission shaft 5 to start rotating, the transmission shaft 5 moves up and down in a limiting frame 7 through a push rod 6, the push rod 6 drives the inside of a positioning frame 8 at the bottom end of the first sieve plate 9 to continuously start sliding, the first sieve plate 9 is driven to be positioned in a fixed cylinder 13 through a connecting shaft 11, the second sieve plate 10 is driven to start synchronous vibration, the vibration amplitude of the first sieve plate 9 and the second sieve plate 10 is strengthened by matching with the continuous deformation of a spring 12 outside the connecting shaft 11, larger-particle concrete raw materials stop at the top end surface of the second sieve plate 10, the concrete is separated by the first sieve plate 9, the concrete raw material with the size of middle particles is separated and enters the first recovery box 17 through the second material collecting plate 19, the finest concrete raw material falls into the bottom collection box 15 below and is separated into different particle sizes, the bottom collection box 15 is pulled out for recovery after screening and recovery are finished, the inserting plates 21 in the front end fixing plates 20 of the first recovery box 17 and the second recovery box 18 are pulled out, and the internal concrete raw material is recovered.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a raw materials sieving mechanism based on concrete, includes screening organism (1) and bottom collecting box (15), its characterized in that: the left end of the screening machine body (1) is fixedly connected with a blanking frame (2), the bottom ends of the screening machine body (1) and the blanking frame (2) are fixedly connected with support legs (3), the left end of the blanking frame (2) is fixedly connected with a motor (4), the tail end of a main shaft of the motor (4) is fixedly connected with a transmission shaft (5), the other end of the transmission shaft (5) is rotatably connected with a push rod (6), the outer side of the push rod (6) is slidably connected with a limiting frame (7), the limiting frame (7) is fixedly connected with the blanking frame (2), the other end of the push rod (6) is slidably connected with a positioning frame (8), the top end of the positioning frame (8) is fixedly connected with a first sieve plate (9), the first sieve plate (9) is slidably connected with the push rod (6), the first sieve plate (9) is rotatably connected with the screening machine body (1), the right side of the bottom end of the first sieve plate (9) is laminated with a second material collecting plate (19), the right end of the second material collecting plate (19) is fixedly connected with a first recycling box (17).

2. A concrete based raw material screening apparatus according to claim 1, wherein: the top left side of first sieve (9) is rotated and is connected with connecting axle (11), spring (12) have been cup jointed in the outside of connecting axle (11), the other end fixedly connected with solid fixed cylinder (13) of spring (12), the outside of solid fixed cylinder (13) is rotated and is connected with second sieve (10), second sieve (10) are rotated with unloading frame (2) and are connected.

3. A concrete based raw material screening apparatus according to claim 2, wherein: second sieve (10) and first sieve (9) are upper and lower layering setting, the aperture of second sieve (10) is the twice in the aperture of first sieve (9), outside fixedly connected with auxiliary rod (14) of second sieve (10) and first sieve (9), auxiliary rod (14) and lower work or material rest (2) sliding connection.

4. A concrete based raw material screening apparatus as claimed in claim 1, wherein: the right end of the first recovery box (17) is fixedly connected with a second recovery box (18), the left end of the second recovery box (18) is fixedly connected with a first material collecting plate (16), the first material collecting plate (16) is located below the second sieve plate (10), and the bottom ends of the inner sides of the first recovery box (17) and the second recovery box (18) are obliquely arranged.

5. A concrete based raw material screening apparatus according to claim 4, wherein: the recycling device is characterized in that the front ends of the first recycling box (17) and the second recycling box (18) are fixedly connected with a fixing plate (20), an inserting plate (21) is slidably connected inside the fixing plate (20), and a pull rod (22) is fixedly connected to the front end of the inserting plate (21).