CN112317025A

CN112317025A - High-efficient rubble screening plant for building engineering

Info

Publication number: CN112317025A
Application number: CN202011163720.1A
Authority: CN
Inventors: 王利; 郭保林
Original assignee: Zhengzhou Zhengda Construction Technology Co ltd
Current assignee: Zhengzhou Zhengda Construction Technology Co ltd
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-02-05

Abstract

The invention belongs to the field of civil construction machinery, and particularly relates to a high-efficiency broken stone screening device for construction engineering, which comprises a device shell, wherein the upper end of the device shell is communicated with a feed hopper, a first motor is arranged on the inner bottom surface of the device shell, a broken stone cylinder is rotatably connected to the inner side wall of the device shell, the center of the bottom of the broken stone cylinder is downwards sunken and fixedly communicated with a discharge pipe, the lower end of the discharge pipe penetrates through the bottom surface of the device shell and is rotatably connected with the device shell, the first motor is in transmission connection with the broken stone cylinder, a second motor is arranged at the upper end of the device shell, and a vibrating block is arranged in the broken stone cylinder. The crushing device can crush stones through collision among stones and repeated impact of the vibrating blocks, has good crushing effect and high efficiency, screens out smaller stones after crushing through the centrifugal force generated by rotation of the crushing barrel, ensures the uniform size of stones, and ensures the quality of civil construction.

Description

High-efficient rubble screening plant for building engineering

Technical Field

The invention belongs to the field of civil construction machinery, and particularly relates to a high-efficiency broken stone screening device for constructional engineering.

Background

With the enlargement of the scale of civil engineering and construction, construction tools, equipment and machines are also developed to be various, automatic and large-scale, and the construction is increasingly mechanized and automated, and the construction plays a key role in the development of civil engineering and construction, and is the civil engineering and construction material which is the foundation of engineering materials, so that the efficient crushing of stone materials is very important in the civil engineering and construction.

Among the prior art, often adopt impacted style or centrifugal breaker to carry out the breakage to the stone raw materials, however most simple structure of these broken modes, crushing effect is limited, and work efficiency is not high, and the stone size inequality after the breakage, influences the progress of civil construction.

Therefore, the high-efficiency broken stone screening device for the construction engineering is provided to solve the problems.

Disclosure of Invention

The invention aims to provide a high-efficiency broken stone screening device for construction engineering, which has high crushing efficiency and uniform size and aims at solving the problems of low crushing efficiency and nonuniform size.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a high-efficient rubble screening plant for building engineering, includes the device casing, the upper end intercommunication of device casing has the feeder hopper, first motor is installed to the interior bottom surface of device casing, it is connected with the rubble barrel to rotate on the inside wall of device casing, the bottom center department undercut form of rubble barrel and fixed intercommunication have row's material pipe, arrange the lower extreme of material pipe and run through the bottom surface of device casing and rotate with the device casing and be connected, first motor is connected with rubble barrel transmission, the second motor is installed to the upper end of device casing, be equipped with the piece of vibrating in the rubble barrel, the lower surface of the piece of vibrating cooperatees with the interior bottom surface of rubble barrel, the second motor is connected with the piece transmission of vibrating.

Preferably, the fixed first belt pulley that has cup jointed on the output shaft of first motor, it has the second belt pulley to arrange the fixed second belt pulley that has cup jointed outward of material pipe, first belt pulley passes through belt drive with the second belt pulley and is connected.

Preferably, the output shaft of the second motor penetrates through the top surface of the device shell and is coaxially and fixedly connected with a cam, the lower surface of the cam is rotatably connected with a movable rod, the movable rod is rotatably connected with the inner top surface of the device shell through two upper rotating arms, and the movable rod is fixedly connected with the vibrating block through two lower rotating arms.

Preferably, the upper surface of the vibrating block is fixedly connected with the inner top surface of the device shell through a flexible protective net.

Preferably, the inner bottom surface of the gravel barrel is fixedly connected with a plurality of protruding ribs extending from the center to the periphery, and the protruding ribs are arranged in an annular array.

Compared with the prior art, this high-efficient rubble screening plant for building engineering's advantage lies in:

1. according to the invention, the vibrating block is arranged, so that stone in the stone crushing barrel is repeatedly vibrated and impacted, and the stone is promoted to be quickly crushed.

2. According to the invention, the stone crushing barrel is arranged, so that stones are driven to continuously roll on the inner bottom surface of the stone crushing barrel when the stone crushing barrel rotates, and the stones are continuously collided, so that the stone crushing is further accelerated, and the stone crushing effect is improved.

3. According to the invention, the discharge pipe is arranged, the stone barrel drives the stones to rotate, the stones are subjected to the action of centrifugal force and gravity, the larger stones are subjected to larger centrifugal force and are positioned at the edge of the inner bottom surface of the stone barrel, and after collision and repeated impact crushing of vibrating blocks among the stones, the stones are split into smaller stones, at the moment, the centrifugal force applied to the small stones is smaller than the gravity, the stones move to the central depression of the bottom surface of the stone barrel and are finally discharged by the discharge pipe, namely, only the smaller stones meeting the specification can be discharged, the larger stones are remained in the crushing barrel to continuously impact repeatedly, a good screening effect is achieved, the crushed stones are good in crushing effect, the size of the crushed stones is uniform, and the quality of civil construction is guaranteed.

4. According to the invention, the raised ribs are arranged, so that when stones roll on the inner bottom surface of the crushing barrel, the raised ribs rotate along with the crushing barrel, the stones are further crushed by impact, and the stones are easy to bounce under the impact of the raised ribs and then fall down, so that the crushing effect is improved.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment 1 of a high-efficiency broken stone screening device for construction engineering, provided by the invention;

fig. 2 is a schematic top view of a stone crushing cylinder in an embodiment 2 of the efficient stone crushing and screening device for construction engineering provided by the invention.

In the figure, 1 device housing; 11 a feed hopper; 2 a first motor; 21 a first pulley; 22 a second pulley; 3, a gravel barrel; 31 a discharge pipe; 4 a second motor; 41 a cam; 42 a movable rod; 43 an upper rotating arm; 44 lower swivel arm; 5 vibrating the block; 6, a flexible protective net; 7 raised ribs.

Detailed Description

The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.

Example 1

As shown in fig. 1, a high-efficient rubble screening plant for building engineering, including device casing 1, the upper end intercommunication of device casing 1 has feeder hopper 11, first motor 2 is installed to the interior bottom surface of device casing 1, it is connected with rubble barrel 3 to rotate on the inside wall of device casing 1, the sunken form of bottom center department of rubble barrel 3 is fixed the intercommunication and is had row material pipe 31, arrange the lower extreme of material pipe 31 and run through the bottom surface of device casing 1 and rotate with device casing 1 and be connected, first motor 2 is connected with the transmission of rubble barrel 3, fixed the cup jointing has first belt pulley 21 on the output shaft of first motor 2, arrange the material pipe 31 external fixation and cup jointed second belt pulley 22, first belt pulley 21 and second belt pulley 22 pass through belt drive and be connected, can drive broken barrel 3 and rotate, promote constantly to collide between the building stones.

Second motor 4 is installed to the upper end of device casing 1, be equipped with the piece of vibrating 5 in the rubble barrel 3, the upper surface of the piece of vibrating 5 passes through flexible protection network 6 and the interior top surface fixed connection of device casing 1, the lower surface of the piece of vibrating 5 cooperatees with the interior bottom surface of rubble barrel 3, second motor 4 is connected with the transmission of the piece of vibrating 5, the output shaft of second motor 4 runs through the top surface of device casing 1 and coaxial fixedly connected with cam 41, the lower surface of cam 41 rotates and is connected with movable rod 42, movable rod 42 rotates with the interior top surface of device casing 1 through two upper turning arm 43 and is connected, movable rod 42 is through two lower turning arm 44 and the piece of vibrating 5 fixed connection, can drive the piece of vibrating 5 up-and-down reciprocating motion, carry out the striking of vibrating to the building.

The working principle of the embodiment is as follows: the second motor 4 drives the cam 41 to rotate, and then drives the movable rod 42 to reciprocate, so as to drive the upper rotating arm 43 and the lower rotating arm 44 to rotate, drive the vibrating block 5 to reciprocate up and down, repeatedly vibrate and impact the stone in the stone crushing barrel 3, and promote quick crushing of the stone.

First motor 2 drives second belt pulley 22 through first belt pulley 21 and rotates, drives rubble barrel 3 then and rotates, makes the building stones last the roll on its inner bottom surface, constantly collides between each building stones, further accelerates the building stones breakage, promotes the rubble effect.

The rubble barrel 3 drives the building stones and rotates the in-process, receive centrifugal force and gravity effect, the centrifugal force that great stone received is great, be located the edge of bottom surface in the rubble barrel 3, collision and the broken back of the repeated striking of piece 5 of vibrating between each building stones, split into the building stones of less piece, the centrifugal force that the fritter building stones received this moment is less than its gravity, the building stones removes to 3 bottom surface central depression of rubble barrel, finally discharge by arranging material pipe 31, only the less building stones that accord with the specification can discharge promptly, great building stones then remain and continue to strike repeatedly in broken barrel 3, play good screening effect, crushing effect is good, the building stones size after the breakage is even, the quality of civil construction has been ensured.

Example 2

As shown in fig. 2, the present embodiment is different from embodiment 1 in that: the inner bottom surface of the gravel barrel 3 is fixedly connected with a plurality of protruding ribs 7 extending from the center to the periphery, and the protruding ribs 7 are arranged in an annular array.

In this embodiment, when the bottom surface rolled in broken barrel 3, protruding rib 7 further carried out the striking breakage to the building stones along with broken barrel 3 rotates, and the building stones was easily fallen after bounceing under the striking of protruding rib 7 simultaneously, had promoted its crushing effect.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a high-efficient rubble screening plant for building engineering, includes device casing (1), its characterized in that, the upper end intercommunication of device casing (1) has feeder hopper (11), first motor (2) are installed to the interior bottom surface of device casing (1), it is connected with rubble barrel (3) to rotate on the inside wall of device casing (1), the bottom center department undercut form of rubble barrel (3) is fixed to be communicated and is had row material pipe (31), the lower extreme of arranging material pipe (31) runs through the bottom surface of device casing (1) and is connected with device casing (1) rotation, first motor (2) are connected with rubble barrel (3) transmission, second motor (4) are installed to the upper end of device casing (1), be equipped with in rubble barrel (3) and smash piece (5), the lower surface of the piece of smashing cooperatees with the interior bottom surface of rubble barrel (3), the second motor (4) is in transmission connection with the vibrating block (5).

2. The efficient broken stone screening device for the building engineering as claimed in claim 1, wherein the output shaft of the first motor (2) is fixedly sleeved with a first belt pulley (21), the discharge pipe (31) is externally and fixedly sleeved with a second belt pulley (22), and the first belt pulley (21) and the second belt pulley (22) are connected through a belt transmission.

3. The efficient broken stone screening device for the building engineering as claimed in claim 1, characterized in that the output shaft of the second motor (4) penetrates through the top surface of the device shell (1) and is coaxially and fixedly connected with a cam (41), the lower surface of the cam (41) is rotatably connected with a movable rod (42), the movable rod (42) is rotatably connected with the inner top surface of the device shell (1) through two upper rotating arms (43), and the movable rod (42) is fixedly connected with the vibrating block (5) through two lower rotating arms (44).

4. The efficient broken stone screening device for the building engineering as claimed in claim 1, wherein the upper surface of the vibrating block (5) is fixedly connected with the inner top surface of the device shell (1) through a flexible protective net (6).

5. The efficient broken stone screening device for the building engineering as claimed in claim 1, wherein a plurality of protruding ribs (7) extending from the center to the periphery are fixedly connected to the inner bottom surface of the broken stone cylinder body (3), and the protruding ribs (7) are arranged in an annular array.