CN219785575U - Building castable sieving mechanism - Google Patents

Abstract

The utility model discloses a building castable screening device, which relates to the technical field of building material processing, and comprises a screening cylinder, wherein one end of the screening cylinder is provided with a feeding hopper, the other end of the screening cylinder is provided with a large material discharging hopper, one end of the screening cylinder, which is close to the large material discharging hopper, is downwards inclined, a screening plate is fixedly arranged in the screening cylinder, a screen mesh is arranged on the screening plate, a rotary pressing plate is arranged in the screening cylinder, the rotary pressing plate is arranged in a staggered manner with the central line in the screening cylinder, the rotary pressing plate rotates with the central axis of the screening cylinder, a screening gap is formed between the bottom wall of the rotary pressing plate and the screening cylinder, and a small material discharging hopper is arranged at the position, which is positioned below the screening plate, of the bottom of the screening cylinder. According to the utility model, the spinning disc is arranged in the screening cylinder and is driven to eccentrically rotate, so that the gravity center of the device is driven to continuously shift to generate vibration, the sliding and screening efficiency of the castable is improved, the larger castable is removed, and the blocking of the larger castable to the screen holes is avoided.

Description

Building castable sieving mechanism

Technical Field

The utility model relates to the technical field of building material processing, in particular to a building castable screening device.

Background

In the construction engineering, the construction of the building structure is not separated from pouring of various foundation piles, and in the construction, various pouring materials such as stones, gravel, cement and the like are needed, but according to different building requirements, the sizes of the pouring materials are different, so that the pouring materials which are too large and not in accordance with the specifications are needed to be screened out in actual use, the existing screening equipment adopts a vibration screen, large materials and small materials fall on the screen at the same time in use, and the large materials easily block the screen holes to influence the falling of the small materials, so that the screening efficiency is influenced.

Disclosure of Invention

The utility model aims to provide a building castable screening device which aims to solve the defects in the prior art.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a building castable sieving mechanism, including screening section of thick bamboo, screening section of thick bamboo's one end is provided with the feeding hopper, screening section of thick bamboo's the other end is provided with big material and discharges the hopper, screening section of thick bamboo is close to the one end downward sloping setting of big material and discharges the hopper, screening section of thick bamboo's inside fixed mounting has screening board, be provided with the sieve mesh on the screening board, screening section of thick bamboo's inside is provided with the rotatory dish, central line dislocation set in rotatory dish and the screening section of thick bamboo, and the spinning dish rotates with the central axis of screening section of thick bamboo, be formed with the screening clearance between the diapire of rotatory dish and screening section of thick bamboo and the screening board, this clearance is decided according to the castable size of required screening, screening section of thick bamboo bottom is located the below position of screening board and installs little material and discharge hopper, during practical use, put all castable into in throwing the hopper, under the effect of gravity, to screening section of thick bamboo in the screening section of thick bamboo, the eccentric rotation of thick bamboo, less and qualified castable, can directly pass the bottom space of rotatory dish and reach on the screening board, the spinning after the screening is drawn forth in little material discharge hopper, and spinning pouring material after the spinning, and spinning pouring material after the screening is unable gets into the pressure dish, and the lower part of the bigger pouring material is opened in the position of the bigger material discharge, and the position is opened when the bigger pouring material is opened in the butt joint position of the lower than the screening section of thick bamboo.

Preferably, a lifting frame is arranged above the screening cylinder, a driving motor is fixedly arranged on the lifting frame, and the driving motor drives the rotary pressing plate to rotate through a driving shaft, so that eccentric rotary support of the rotary pressing plate is realized.

Preferably, a plurality of hydraulic cylinders are fixedly arranged on the screening cylinder, the top movable end of each hydraulic cylinder is fixedly connected with the lifting frame, so that lifting of the spinning disc can be controlled, the screening gap at the bottom of the spinning disc is changed, and the spinning disc can be controlled to be pressed down to roll casting materials when necessary.

Preferably, the lateral wall of spinning disk sets up to the toper outer wall, fixedly connected with interior lug in the inner wall of screening section of thick bamboo, is provided with the arch that corresponds with interior lug on the toper outer wall to when convenient qualified castable gets into spinning disk bottom, also can carry out effectual extrusion breakage to the castable when spinning disk rotates.

Preferably, the bottom wall of the spinning disc and the inner bottom wall of the screening cylinder are arranged at an acute angle, so that when the spinning disc rotates, the high-low area between the spinning disc and the screening cylinder is continuously changed, and casting materials clamped in the screen holes can be effectively pressed.

In the technical scheme, the utility model has the technical effects and advantages that:

1. according to the utility model, the spinning disc is arranged in the screening cylinder and is driven to eccentrically rotate, so that the gravity center of the device is driven to continuously shift to generate vibration, the sliding and screening efficiency of the castable is improved, the larger castable is removed, and the blocking of the larger castable to the screen holes is avoided;

2. according to the utility model, the castable clamped in the sieve holes due to irregular body shape is touched by utilizing the continuous rotation of the rotary pressing plate and is driven to move, or the position of the castable is changed to enable the castable to pass through the sieve holes, or the clamped corners of the castable are broken and can fall down by means of powerful pushing, so that the screening precision of the castable is improved;

3. according to the utility model, the continuous rotation of the rotary disc is utilized to generate friction contact with the inner side wall of the screening cylinder, so that part of large casting materials entering the screening cylinder from two sides can be rolled, part of casting materials are reduced and qualified, stones falling from the large material discharge hopper can be circularly put into the feeding hopper, and the screening amount of qualified casting materials can be increased.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

Fig. 1 is a top view of the overall structure of the present utility model.

Fig. 2 is a top view of the structural separation screen cartridge of the present utility model.

Fig. 3 is a longitudinal cross-sectional view of the present utility model.

FIG. 4 is a schematic view of a spin-on disk of the present utility model pressed against a conforming material in a screen.

Reference numerals description:

1. a screening cylinder; 11. a screening plate; 12. a charging hopper; 13. a large material discharge hopper; 14. a hydraulic cylinder; 15. an inner bump; 2. a spinning disk; 21. a tapered outer wall; 3. a small material discharge hopper; 4. a lifting frame; 41. and driving the motor.

Detailed Description

Examples

The utility model provides a building castable screening device shown in fig. 1-4, which comprises a screening cylinder 1, wherein one end of the screening cylinder 1 is provided with a feeding hopper 12, the other end of the screening cylinder 1 is provided with a large material discharging hopper 13, one end of the screening cylinder 1, which is close to the large material discharging hopper 13, is arranged in a downward inclined manner, a screening plate 11 is fixedly arranged in the screening cylinder 1, screening holes are formed in the screening plate 11, a spinning disc 2 is arranged in the screening cylinder 1, the spinning disc 2 and the central line in the screening cylinder 1 are arranged in a staggered manner, the spinning disc 2 rotates with the central axis of the screening cylinder 1, a screening gap is formed between the bottom wall of the spinning disc 2 and the screening cylinder 1 and the screening plate 11, the gap depends on the size of castable to be screened, a small material discharging hopper 3 is arranged at the lower position of the bottom of the screening cylinder 1, all castable is thrown into the feeding hopper 12 in actual use, the screening cylinder 1 is fixedly provided with a screening plate 11 under the action of gravity, the spinning disc 2 rotates in the screening cylinder 1, the small and the spinning castable is spun down through the screening disc 2 directly passes through the bottom the screening plate 11, and then can gradually slide out of the screening hopper 2 to the gap when the small material discharging hopper 2 is gradually opened, and the small material discharging gap is gradually and the small material is led out from the screening gap 1.

Further, in the above technical scheme, the lifting frame 4 is arranged above the screening cylinder 1, the driving motor 41 is fixedly mounted on the lifting frame 4, and the driving motor 41 drives the rotary disc 2 to rotate through the driving shaft, so that eccentric rotation support of the rotary disc 2 is realized.

Furthermore, in the above technical scheme, a plurality of hydraulic cylinders 14 are fixedly installed on the screening cylinder 1, the top movable end of each hydraulic cylinder 14 is fixedly connected with the lifting frame 4, and then lifting of the rotary disc 2 can be controlled, screening gaps at the bottom of the rotary disc 2 are changed, and the rotary disc 2 can be controlled to press down to roll casting materials when necessary.

Further, in the above technical scheme, the lateral wall of spinning disk 2 sets up to toper outer wall 21, fixedly connected with interior lug 15 in the inner wall of screening section of thick bamboo 1, is provided with the arch that corresponds with interior lug 15 on the toper outer wall 21 to when convenient qualified castable gets into spinning disk 2 bottom, also can carry out effectual extrusion breakage to the castable when spinning disk 2 rotates.

Further, in the above technical scheme, the bottom wall of spinning disk 2 and the inboard diapire of screening section of thick bamboo 1 are sharp angle contained angle setting between, and then when spinning disk 2 rotates, the high low region between spinning disk 2 and the screening section of thick bamboo 1 constantly changes, can effectually press the castable of card in the sieve mesh.

Working principle: through arranging the spinning disc 2 in the screening cylinder 1 and driving the spinning disc 2 to eccentrically rotate, in actual use, all casting materials are put in the feeding hopper 12, under the action of gravity, the spinning disc 2 slides into the screening cylinder 1, the smaller and qualified casting materials can directly pass through the bottom gap of the spinning disc 2 to reach the screening plate 11 for screening, the screened casting materials fall into the small material discharge hopper 3 to be led out, the larger casting materials cannot enter the bottom gap of the spinning disc 2, and then in the eccentric rotation process of the spinning disc 2, when the spinning disc 2 moves out of the butt joint part between the feeding hopper 12 and the screening cylinder 1, the butt joint part is gradually opened, the larger casting materials can gradually slide down along the two sides of the screening cylinder 1 and finally are led out by the large material discharge hopper 13, because the spinning disc 2 continuously rotates, firstly, the gravity center of the device is continuously transferred to generate vibration, so that the sliding and screening efficiency of the castable is improved, secondly, the larger castable is firstly removed, the blocking of the sieve holes by the larger castable is avoided, thirdly, the continuous rotation of the spinning disc 2 can touch the castable blocked in the sieve holes due to irregular shapes and drive the castable to move, or the position of the spinning disc is changed to enable the castable to fall through the sieve holes, or the blocked corners of the castable are cracked and can fall down by means of forceful pushing, so that the screening precision of the castable is improved, finally, the spinning disc 2 rotates eccentrically and can continuously generate friction contact with the inner side wall of the screening cylinder 1, so that the larger castable entering the screening cylinder 1 from two sides is partially rolled, part of the castable is reduced and qualified, and stone falling from the large discharge hopper 13 can be circularly thrown into the throwing hopper 12, can improve the qualification rate screening amount of casting material.

Claims (5)

1. The utility model provides a building castable sieving mechanism, includes screening section of thick bamboo (1), the one end of screening section of thick bamboo (1) is provided with throw hopper (12), the other end of screening section of thick bamboo (1) is provided with big material and discharges fill (13), the one end downward sloping that screening section of thick bamboo (1) is close to big material and discharges fill (13) sets up, its characterized in that: the screening cylinder (1) is internally and fixedly provided with a screening plate (11), the screening plate (11) is provided with screening holes, the screening cylinder (1) is internally provided with a spinning disc (2), the spinning disc (2) is arranged in dislocation with the central line of the screening cylinder (1), and spinning dish (2) rotate with the central axis of screening section of thick bamboo (1), be formed with the screening clearance between the diapire of spinning dish (2) and screening section of thick bamboo (1) and screening board (11), little material discharge hopper (3) are installed to screening section of thick bamboo (1) bottom below position that is located screening board (11).

2. The building castable screening device according to claim 1, wherein: the screening device is characterized in that a lifting frame (4) is arranged above the screening cylinder (1), a driving motor (41) is fixedly arranged on the lifting frame (4), and the driving motor (41) drives the rotating disc (2) to rotate through a driving shaft.

3. A building castable screening apparatus according to claim 2, wherein: a plurality of hydraulic cylinders (14) are fixedly arranged on the screening cylinder (1), and the movable end at the top of each hydraulic cylinder (14) is fixedly connected with the lifting frame (4).

4. The building castable screening device according to claim 1, wherein: the side wall of spinning dish (2) sets up to toper outer wall (21), fixedly connected with interior lug (15) in the inner wall of screening section of thick bamboo (1), be provided with the arch that corresponds with interior lug (15) on toper outer wall (21).

5. The building castable screening device according to claim 1, wherein: the bottom wall of the spinning disc (2) and the inner bottom wall of the screening cylinder (1) are arranged at an acute included angle.