CN213102389U

CN213102389U - Concrete grit reducing mechanism

Info

Publication number: CN213102389U
Application number: CN202021359007.XU
Authority: CN
Inventors: 何开路
Original assignee: Quannan County Development Investment Ecological Environmental Protection Co ltd
Current assignee: Quannan County Development Investment Ecological Environmental Protection Co ltd
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2021-05-04
Anticipated expiration: 2030-07-10

Abstract

The utility model provides a concrete gravel crushing device relates to concrete gravel crushing technical field. This concrete gravel crushing device, including smashing the case, the inside of smashing the case is provided with two crushing wheels, and the both ends of two crushing wheels are rotated respectively and are run through the positive back inner wall of smashing the case, and the place ahead of smashing the case is provided with two gears, and two gears are fixed respectively and are cup jointed at the front end of two crushing wheels, are provided with the double tooth board between two gears, and two gears mesh with the left and right sides of double tooth board respectively. This concrete grit reducing mechanism through setting up the double tooth board, connecting telescopic link, rotor plate and transfer line, thereby has reached the grit and constantly reciprocate between two crushing wheels and can not take place to block dead effect, and the crushing wheel of having solved reducing mechanism generally is one-way rotates and smashes the grit, often takes place the grit card at kibbling process and smashes between two crushing wheels to cause the dead problem of device card.

Description

Concrete grit reducing mechanism

Technical Field

The utility model relates to a concrete grit garrulous technical field specifically is a concrete grit reducing mechanism.

Background

With the progress of society, more and more high-rise buildings appear around people in succession, various skyscrapers appear in our lives, people's houses are also developed towards high-rise, and a lot of sand-rock concrete is used in the process of building the high-rise buildings.

Need smash the grit at the in-process of concrete production, guarantee the size of grit and satisfy the requirements, the crushing wheel of the reducing mechanism of today generally is one-way rotation and smashes the grit, often takes place the grit card between two crushing wheels at kibbling process to cause the device card to die.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a concrete grit reducing mechanism, the crushing wheel of having solved reducing mechanism is generally one-way to rotate and smashes the grit, often takes place the grit card between two crushing wheels at kibbling process to cause the dead problem of device card.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a concrete gravel crushing device, including smashing the case, the inside of smashing the case is provided with two crushing wheels, the both ends of two crushing wheels are rotated respectively and are run through the positive back inner wall of smashing the case, the place ahead of smashing the case is provided with two gears, two gears are fixed respectively and are cup jointed at the front end of two crushing wheels, be provided with the double tooth board between two gears, two gears mesh with the side of controlling of double tooth board respectively, the positive fixedly connected with fixed plate of smashing the case, two connection telescopic links of the last fixed surface of double tooth board, two up ends of connecting the telescopic link all with the bottom surface fixed connection of fixed plate.

The inner part of the crushing box is positioned below the two crushing wheels and is provided with a rotating shaft, the two ends of the rotating shaft respectively rotate and penetrate through the inner wall of the front face and the back face of the crushing box, the rotating shaft is positioned below the double-toothed plate, the front end of the rotating shaft is fixedly sleeved with a rotating plate, the upper end of the rotating plate is hinged with a transmission rod, the upper end of the rotating plate is hinged with the lower end of the double-toothed plate, the inner part of the crushing box is positioned above the rotating shaft and is slidably inserted with a filter plate, the filter plate is provided with four installation blocks which are respectively and fixedly connected with the inner wall of the front face and the back face of the crushing box, the four installation blocks are fixedly connected with the upper surface of the filter plate through spring telescopic rods, the front face and the back face of the filter plate are respectively and fixedly connected with insertion plates, the mutually far away ends of the two, the two eccentric wheels are located behind the rotating plate and below the two inserting plates respectively, the front face of the crushing box is fixedly connected with a motor, and the output end of the motor is fixedly connected with the front face of the rotating shaft.

Preferably, the guide plates are arranged above the two crushing wheels, and the upper ends of the two guide plates are fixedly connected with the inner walls of the left side and the right side of the crushing box respectively.

Preferably, the upper ends of the two eccentric wheels are in rolling contact with rollers, and the two rollers are respectively hinged to the ends, far away from each other, of the two plug boards.

Preferably, the back of the double-toothed plate is hinged with two stabilizing wheels, and the two stabilizing wheels are in rolling contact with the front surface of the crushing box.

Preferably, the circumferential side surface of the motor is fixedly sleeved with a mounting frame, and the back surface of the mounting frame is fixedly connected with the front surface of the crushing box.

Preferably, the two crushing wheels are arranged in parallel, and the two crushing wheels are symmetrically distributed on the left side and the right side of the axis of the crushing box along the axis of the crushing box.

(III) advantageous effects

The utility model provides a concrete grit reducing mechanism. The method has the following beneficial effects:

1. this concrete grit reducing mechanism, through setting up the double rack, connect the telescopic link, rotor plate and transfer line, in going on the garrulous in-process starter motor drive rotor plate and rotate, it reciprocates to drive the double rack through the transfer line after that, it is flexible to connect the telescopic link to take place simultaneously, two gears rotate with the meshing of double rack, when the double rack circulation reciprocates, the double gear circulates just reversal, thereby constantly drive two crushing wheels and carry out two positive and negative directions and smash, thereby it constantly reciprocates and can not take place the dead effect of card to have reached the grit between two crushing wheels, the crushing wheel of having solved reducing mechanism generally is one-way rotates the grit and smashes, the grit card often takes place between two crushing wheels at kibbling process, thereby cause the dead problem of device card.

2. This concrete grit reducing mechanism, through setting up the filter plate, spring telescopic link and eccentric wheel, after advancing the comminution, the grit after smashing falls on the filter plate, the motor drives the eccentric wheel through the pivot and rotates, the eccentric wheel drive the filter plate constantly reciprocate under the effect with spring telescopic link at continuous eccentric pivoted in-process, reached the filter plate and improved the effect of screening efficiency at the in-process that rocks, solved the filter plate and taken place to pile up the problem that causes the screening efficiency to reduce in the screening.

Drawings

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

FIG. 2 is a schematic view of the connection between the crushing wheel and the gear of the present invention;

FIG. 3 is a schematic view of the connection between the spring expansion rod and the filter plate of the present invention;

fig. 4 is an enlarged structural diagram of a portion a in fig. 3 according to the present invention.

Wherein, 1 smashes case, 2 crushing wheels, 3 gears, 4 double tooth plates, 5 fixed plates, 6 connection telescopic links, 7 pivots, 8 rotating plates, 9 transfer lines, 10 filter plates, 11 installation blocks, 12 plugboards, 13 eccentric wheels, 14 spring telescopic links, 15 motors, 16 guide plates, 17 rollers, 18 stabilizer wheels, 19 mounting brackets.

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 work belong to the protection scope of the present invention.

The embodiment of the utility model provides a concrete grit reducing mechanism, as shown in fig. 1-4, including the crushing box 1, the inside of the crushing box 1 is provided with two crushing wheels 2, the top of the two crushing wheels 2 is both provided with a guide plate 16, the guide plate 16 is arranged to ensure that the grit falls between the two crushing wheels 2, the upper ends of the two guide plates 16 are respectively fixedly connected with the left and right inner walls of the crushing box 1, the two ends of the two crushing wheels 2 respectively rotate to penetrate through the inner wall of the front and back surface of the crushing box 1, the two crushing wheels 2 are arranged in parallel, the two crushing wheels 2 are symmetrically distributed on the left and right sides of the axis of the crushing box 1 along the axis of the crushing box 1, two gears 3 are arranged in front of the crushing box 1, the two gears 3 are respectively fixedly sleeved at the front ends of the two crushing wheels 2, a double-toothed plate 4 is arranged between the two gears 3, two stabilizer wheels 18 all with the front rolling contact who smashes case 1, stability and smoothness when setting up stabilizer wheel 18 and improving the removal of double rack 4, two gears 3 respectively with double rack 4 about the side mesh, smash case 1's positive fixedly connected with fixed plate 5, double rack 4's last fixed surface is connected with two and connects telescopic link 6, connect telescopic link 6 and guarantee that double rack 4 reciprocates, two up end of connecting telescopic link 6 all with the bottom surface fixed connection of fixed plate 5.

A rotating shaft 7 is arranged in the crushing box 1 below the two crushing wheels 2, two ends of the rotating shaft 7 respectively penetrate through the front inner wall and the back inner wall of the crushing box 1 in a rotating manner, the rotating shaft 7 is arranged below the double-toothed plate 4, a rotating plate 8 is fixedly sleeved at the front end of the rotating shaft 7, a transmission rod 9 is hinged at the upper end of the rotating plate 8, the upper end of the transmission rod 9 is hinged with the lower end of the double-toothed plate 4, a filter plate 10 is inserted in the crushing box 1 above the rotating shaft 7 in a sliding manner, four installation blocks 11 are arranged on the filter plate 10, the four installation blocks 11 are respectively fixedly connected with the front inner wall and the back inner wall of the crushing box 1, the four installation blocks are respectively fixedly connected with the upper surface of the filter plate 10 through spring telescopic rods 14, the spring telescopic rods 14 are in a compression state, inserting plates 12 are respectively fixedly connected with the front and the back of the filter plate 10, the front side and the rear side of the crushing box 1 are respectively provided with an eccentric wheel 13, the two eccentric wheels 13 are fixedly sleeved on the outer surface of the rotating shaft 7, the two eccentric wheels 13 are respectively positioned at the rear part of the rotating plate 8, the two eccentric wheels 13 are respectively positioned below the two plugboards 12, the eccentric wheels 13 drive the filter plate 10 to move up and down under the combined action of the spring telescopic rods 14 in the rotating process, the upper ends of the two eccentric wheels 13 are respectively in rolling contact with a roller 17, the two rollers 17 are respectively hinged at the mutually far ends of the two plugboards 12, the rollers 17 are arranged to reduce the friction force between the eccentric wheels 13 and the plugboards 12, the front side of the crushing box 1 is fixedly connected with a motor 15, the circumferential side of the motor 15 is fixedly sleeved with a mounting rack 19, the back side of the mounting rack 19 is fixedly connected with the front side of the crushing, the output end of the motor 15 is fixedly connected with the front surface of the rotating shaft 7.

Theory of operation, at the in-process that carries out the crushing starter motor 15 drives rotor plate 8 and rotates, drive double rack 4 through transfer line 9 and reciprocate after that, it takes place to stretch out and draw back to connect telescopic link 6 simultaneously, two gears 3 rotate with the meshing of double rack 4 simultaneously, when double rack 4 circulation reciprocated, double rack 3 circulates just reverse, thereby constantly drive two crushing wheels 2 and carry out two positive and negative directions and smash, the grit constantly reciprocates between two crushing wheels 2 and thereby can not take place the card and die, the grit after smashing falls on filter plate 10, motor 15 drives eccentric wheel 13 through pivot 7 and rotates, eccentric wheel 13 constantly reciprocates at the in-process that constantly eccentrically rotates under the effect with spring telescopic rod 14 drive filter plate 10, thereby filter plate 10 improves the screening efficiency at the in-process that rocks.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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 concrete gravel crushing device, includes crushing case (1), its characterized in that: the grinding box is characterized in that two grinding wheels (2) are arranged inside the grinding box (1), two ends of each grinding wheel (2) respectively penetrate through the inner wall of the front side and the back side of the grinding box (1) in a rotating mode, two gears (3) are arranged in front of the grinding box (1), the two gears (3) are respectively fixedly sleeved at the front ends of the two grinding wheels (2), a double-toothed plate (4) is arranged between the two gears (3), the two gears (3) are respectively meshed with the left side surface and the right side surface of the double-toothed plate (4), a fixed plate (5) is fixedly connected to the front side of the grinding box (1), two connecting telescopic rods (6) are fixedly connected to the upper surface of the double-toothed plate (4), and the upper end surfaces of the two connecting telescopic rods (6) are both fixedly;

the inner part of the crushing box (1) is positioned below the two crushing wheels (2) and is provided with a rotating shaft (7), two ends of the rotating shaft (7) respectively rotate to penetrate through the inner wall of the front back surface of the crushing box (1), the rotating shaft (7) is positioned below the double-toothed plate (4), the front end of the rotating shaft (7) is fixedly sleeved with a rotating plate (8), the upper end of the rotating plate (8) is hinged with a transmission rod (9), the upper end of the transmission rod (9) is hinged with the lower end of the double-toothed plate (4), the inner part of the crushing box (1) is positioned above the rotating shaft (7) and is slidably inserted with a filter plate (10), the filter plate (10) is provided with four mounting blocks (11), the four mounting blocks (11) are respectively fixedly connected with the inner wall of the front back surface of the crushing box (1), the four mounting blocks are fixedly connected with the upper surface of the filter plate (10) through spring telescopic rods (14), the inserting plates (, the one end of keeping away from each other of two plugboards (12) all slides and runs through the positive back inner wall of smashing case (1), both sides all are provided with eccentric wheel (13) around smashing case (1), two eccentric wheel (13) are all fixed the cup joint at the surface of pivot (7), two eccentric wheel (13) all are located the rear of rotor plate (8), two eccentric wheel (13) are located the below of two plugboards (12) respectively, the positive fixedly connected with motor (15) of smashing case (1), the output of motor (15) and the positive fixed connection of pivot (7).

2. A concrete gravel crushing apparatus as claimed in claim 1, wherein: guide plates (16) are arranged above the two crushing wheels (2), and the upper ends of the two guide plates (16) are fixedly connected with the inner walls of the left side and the right side of the crushing box (1) respectively.

3. A concrete gravel crushing apparatus as claimed in claim 1, wherein: the upper ends of the two eccentric wheels (13) are in rolling contact with idler wheels (17), and the two idler wheels (17) are respectively hinged to the ends, far away from each other, of the two plug boards (12).

4. A concrete gravel crushing apparatus as claimed in claim 1, wherein: the back of the double-toothed plate (4) is hinged with two stabilizing wheels (18), and the two stabilizing wheels (18) are in rolling contact with the front of the crushing box (1).

5. A concrete gravel crushing apparatus as claimed in claim 1, wherein: the circumference side of motor (15) is fixed cup jointed mounting bracket (19), the back of mounting bracket (19) and the front fixed connection who smashes case (1).

6. A concrete gravel crushing apparatus as claimed in claim 1, wherein: the two crushing wheels (2) are arranged in parallel, and the two crushing wheels (2) are symmetrically distributed on the left side and the right side of the axis of the crushing box (1) along the axis of the crushing box (1).