CN220444346U - A kind of screening device for building materials - Google Patents

Abstract

The utility model discloses a building material screening device which comprises a working frame, wherein a supporting plate is fixedly connected in an inner cavity of the working frame, a through hole is formed in the inner cavity of the supporting plate, a telescopic rod is arranged at the top of the supporting plate, a spring is sleeved on the outer ring of the telescopic rod, a first filter plate is fixedly connected to the top of the telescopic rod, and a first filter hole is formed in the inner cavity of the first filter plate. This building material screening plant, the material gets into the top of first filter after the first screening, and vibrating motor starts, drives first filter vibration. Be provided with telescopic link and spring between first filter and the backup pad, can make when first filter carries out irregular vibration, keep stable. The size of the first filtering hole is smaller than that of the second filtering hole, so that the materials are subjected to secondary screening. Screening of first filter and second filter realizes the screening many times to the material, and first filter and second filter direction of motion's difference also can avoid taking place the accumulational condition of material.

Description

A kind of screening device for building materials

Technical field

The utility model relates to a screening device, in particular to a screening device for building materials.

Background technique

With the continuous development of society, the construction industry has developed vigorously. After construction, the building needs to be decorated and beautified, so different building materials need to be used. Most building materials need to be screened when used. For example, there are larger particles in building materials such as gravel and sand. If they are not screened, the viscosity of concrete will be seriously affected.

The patent with publication number CN215613213U discloses a building material screening and processing device, which includes a screening barrel. A buffer filtering mechanism is provided in the screening barrel, and an oscillating screening mechanism is provided in the screening barrel; The buffering and filtering mechanism includes: a connecting ring, a buffering spring, a screening net and a supporting part; the connecting ring is arranged on the inner surface of the screening barrel, the buffering spring is arranged on the connecting ring, and the screening net is arranged on One end of the buffer spring, the material holding part is arranged at the lower end of the screen; the oscillating screening mechanism includes: a driving part, a sliding track, a slider and a filter; the driving part is arranged at the screen On the outer surface of the bucket, the sliding track is provided on the screening barrel, the slide block is embedded in the sliding track, and the filter screen is provided on the slide block. The utility model can realize two filtrations, and performs electric vibration during the second filtration, so that the filtration effect is better.

In the process of realizing the present utility model, the inventor found that there are at least the following problems in this technology. Since the device is performing electric oscillation, the filter screen can only oscillate up and down, and the oscillation direction is fixed, making it impossible to achieve the maximum filtration effect. It is good, especially when larger particles block the filter, and the up and down vibration produces poor filtration effect.

Utility model content

The purpose of this utility model is to provide a building material screening device to solve the problems raised in the above background technology.

In order to achieve the above purpose, the present utility model provides the following technical solution: a building material screening device, including a working frame, a support plate is fixedly connected to the inner cavity of the working frame, and a through hole is provided in the inner cavity of the support plate. , the top of the support plate is provided with a telescopic rod, the outer ring of the telescopic rod is equipped with a spring, the top of the telescopic rod is fixedly connected to a first filter plate, and the inner cavity of the first filter plate is provided with a first filter holes, and a vibration motor is fixedly connected to the bottom of the first filter plate.

As a preferred technical solution of the present invention, a conveyor belt is provided at the bottom of the work frame, and the conveyor belt is provided at the bottom of the work frame.

As a preferred technical solution of the present invention, a connecting plate is fixedly connected to one side of the working frame, a first motor is provided on the top of the connecting plate, and a limiting plate is fixedly connected to one side of the working frame, so A rotating shaft is provided on the top of the first motor. The rotating shaft penetrates the limiting plate and extends to the top of the limiting plate. The outer ring of the rotating shaft is equipped with a gear.

As a preferred technical solution of the present invention, a second filter plate is movably connected to the top of the working frame, and a second filter hole is provided in the inner cavity of the second filter plate. The second filter hole is composed of multiple groups. matrix array.

As a preferred technical solution of the present invention, the bottom of the second filter plate is fixedly connected with a first slider, the top of the working frame is provided with a first chute, and the first slider is arranged on the first In the inner cavity of the chute.

As a preferred technical solution of the present invention, a storage frame is fixedly connected to the top of the second filter plate, a feed inlet is fixedly connected to the top of the storage frame, and a rack is fixedly connected to the right side of the storage frame. , the rack and the gear mesh with each other.

As a preferred technical solution of the present invention, a servo motor is fixedly connected to the inner cavity of the storage frame, a screw rod is provided on the front of the servo motor, and the screw rod is movablely connected to the inner wall of the storage frame. , the outer ring of the screw rod is threadedly connected with a moving block, and one side of the moving block is fixedly connected with a dust suction device.

Compared with the existing technology, the beneficial effects of this utility model are:

1. In this building material screening device, through the cooperation of the first filter plate and the second filter plate, the materials enter the top of the first filter plate after the first screening. At this time, the vibration motor starts to drive the first filter plate to vibrate. . A telescopic rod and a spring are provided between the first filter plate and the support plate, which will cause the first filter plate to vibrate irregularly while maintaining stability. The size of the first filter hole is smaller than the size of the second filter hole, so the material is screened a second time and transported through the conveyor belt at the bottom. Through the screening of the first filter plate and the second filter plate, multiple screenings of materials are achieved, and the difference in the movement directions of the first filter plate and the second filter plate will also avoid the accumulation of materials.

2. In this building material screening device, through the cooperation of the dust suction device, the moving block and the servo motor, during the movement of the second filter plate and the storage frame, the materials will generate larger dust. At this time, the dust suction device is started, and the dust is Dust is absorbed and cleaned. The working principle of the vacuum cleaner is the same as that of the existing vacuum cleaner, and it can clean and store dust. Start the servo motor to drive the screw rod to rotate, and then drive the threaded moving block to move. During the movement of the moving block, the dust suction device is driven to move, thereby expanding the dust suction area and improving dust suction efficiency.

Description of drawings

Figure 1 is a schematic structural diagram of the utility model.

Figure 2 is a schematic structural diagram of the utility model.

Figure 3 is a cross-sectional view of Figure 2 of the present invention.

Figure 4 is a cross-sectional view of Figure 2 of the present invention.

In the picture: 1. Working frame; 2. Support plate; 3. Telescopic rod; 4. Spring; 5. First filter plate; 6. First filter hole; 7. Vibration motor; 8. Connecting plate; 9. First Motor; 10. Shaft; 11. Gear; 12. Second filter plate; 13. Second filter hole; 14. First slider; 15. First chute; 16. Storage frame; 17. Material inlet; 18 , rack; 19. servo motor; 20. screw rod; 21. moving block; 22. vacuum device; 23. conveyor belt.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

Please refer to Figures 1-4. The present utility model provides a technical solution of a building material screening device. The present utility model will be introduced in further detail below with reference to the accompanying drawings.

Example 1:

According to Figures 1, 2, 3, and 4, a building material screening device includes a working frame 1, a support plate 2 is fixedly connected to the inner cavity of the working frame 1, and the inner cavity of the support plate 2 is provided with Through the hole, the top of the support plate 2 is provided with a telescopic rod 3. The outer ring of the telescopic rod 3 is equipped with a spring 4. The telescopic rod 3 and the spring 4 are multiple matrix arrays. The top of the telescopic rod 3 is fixedly connected with the first filter plate 5. , the inner cavity of the first filter plate 5 is provided with a first filter hole 6, the first filter hole 6 is a plurality of matrix arrays, a vibration motor 7 is fixedly connected to the bottom of the first filter plate 5, the vibration motor 7 can realize the first filtering Vibration of plate 5.

Specifically, as shown in Figures 1 and 2, one side of the working frame 1 is fixedly connected to a connecting plate 8, and a first motor 9 is provided on the top of the connecting plate 8. One side of the working frame 1 is fixedly connected to a limiting plate. A rotating shaft 10 is provided on the top of a motor 9. A coupling is provided between the output shaft of the first motor 9 and the rotating shaft 10. The rotating shaft 10 penetrates the limiting plate and extends to the top of the limiting plate. The outer ring of the rotating shaft 10 is sleeved. There is a gear 11, and a second filter plate 12 is movably connected to the top of the working frame 1. The inner cavity of the second filter plate 12 is provided with a second filter hole 13. The second filter hole 13 is a multiple matrix array. The second filter plate 12 A first slider 14 is fixedly connected to the bottom of the working frame 1. A first slider 15 is provided at the top of the working frame 1. The first slider 14 is arranged in the inner cavity of the first slider 15. The first slider 15 is connected with the first slider 15. The cooperation of the block 14 can limit the movement direction of the second filter plate 12. The top of the second filter plate 12 is fixedly connected to the storage frame 16. The top of the storage frame 16 is fixedly connected to the feed inlet 17. The right side of the storage frame 16 A rack 18 is fixedly connected, and the rack 18 and the gear 11 mesh with each other.

During specific use, the building material screening device of the present invention first pours the materials to be screened from the inlet 17 into the inner cavity of the storage frame 16, and the materials fall on the top of the second filter plate 12 due to gravity. , the second filter hole 13 filters the material. At this time, the first motor 9 is started to drive the rotating shaft 10 to rotate, thereby driving the gear 11 to rotate, and driving the rack 18 and the storage frame 16 to move. A first slider 14 is fixedly connected to the bottom of the second filter plate 12 . The first slider 14 can slide in the inner cavity of the first slide groove 15 , thereby limiting the movement direction of the second filter plate 12 and the storage frame 16 . The rotation angle and direction of the first motor 9 are controlled so that the second filter plate 12 moves in the front and rear directions, driving the materials to reciprocate in the front and back directions to avoid accumulation of materials on the second filter plate 12 and affecting screening. When the material enters the top of the first filter plate 5 after being screened for the first time, the vibration motor 7 starts to drive the first filter plate 5 to vibrate. A telescopic rod 3 and a spring 4 are provided between the first filter plate 5 and the support plate 2, which will cause the first filter plate 5 to vibrate irregularly while maintaining stability. The size of the first filter hole 6 is smaller than the size of the second filter hole 13, so the material is screened for the second time and transported through the conveyor belt 23 at the bottom. Through the screening of the first filter plate 5 and the second filter plate 12, multiple screenings of materials are achieved, and the difference in the movement directions of the first filter plate 5 and the second filter plate 12 will also avoid the accumulation of materials. .

Example 2:

On the basis of the first embodiment, as shown in Figures 3 and 4, a conveyor belt 23 is provided at the bottom of the working frame 1, and a servo motor is fixedly connected to the inner cavity of the storage frame 16. 19. A screw rod 20 is provided on the front of the servo motor 19. The screw rod 20 is movablely connected to the inner wall of the storage frame 16. The outer ring of the screw rod 20 is threadedly connected with a moving block 21. One side of the moving block 21 is fixedly connected with Vacuum cleaner 22.

During specific use, the utility model is a building material screening device. During the movement of the second filter plate 12 and the storage frame 16, the materials will generate larger dust. At this time, the dust suction device 22 is started to absorb the dust. Clean up. The working principle of the dust collecting device 22 is the same as that of the existing vacuum cleaner, and dust can be cleaned and stored. The servo motor 19 is started to drive the screw rod 20 to rotate, and then the threaded moving block 21 is driven to move. During the movement of the moving block 21, the dust suction device 22 is driven to move, thereby expanding the dust suction area and improving the dust suction efficiency.

Working principle: Control the rotation angle and direction of the first motor 9 to make the second filter plate 12 move in the front and rear directions, driving the materials to reciprocate in the front and back directions to avoid accumulation of materials on the second filter plate 12 and affecting screening. When the material enters the top of the first filter plate 5 after being screened for the first time, the vibration motor 7 starts to drive the first filter plate 5 to vibrate. A telescopic rod 3 and a spring 4 are provided between the first filter plate 5 and the support plate 2, which will cause the first filter plate 5 to vibrate irregularly while maintaining stability. The size of the first filter hole 6 is smaller than the size of the second filter hole 13, so the material is screened for the second time and transported through the conveyor belt 23 at the bottom. Through the screening of the first filter plate 5 and the second filter plate 12, multiple screenings of materials are achieved, and the difference in the movement directions of the first filter plate 5 and the second filter plate 12 will also avoid the accumulation of materials. .

The basic principles and main features of the present utility model and the advantages of the present utility model are shown and described above. Those skilled in the industry should understand that the present utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principles of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model can be There will also be various changes and improvements in the new model, and these changes and improvements all fall within the scope of the claimed utility model. The protection scope of the present utility model is defined by the appended claims and their equivalents.

Claims (7)

1. A building material screening device, including a working frame (1), characterized in that: a support plate (2) is fixedly connected to the inner cavity of the working frame (1), and the inner cavity of the support plate (2) The cavity is provided with a through hole, the top of the support plate (2) is provided with a telescopic rod (3), the outer ring of the telescopic rod (3) is equipped with a spring (4), and the top of the telescopic rod (3) is fixed A first filter plate (5) is connected, and a first filter hole (6) is provided in the inner cavity of the first filter plate (5). A vibration motor (7) is fixedly connected to the bottom of the first filter plate (5). ). 2. A building material screening device according to claim 1, characterized in that: a conveyor belt (23) is provided at the bottom of the working frame (1), and the conveyor belt (23) is provided on the working frame (1) bottom of. 3. A building material screening device according to claim 1, characterized in that: one side of the working frame (1) is fixedly connected with a connecting plate (8), and the top of the connecting plate (8) is provided with There is a first motor (9), one side of the working frame (1) is fixedly connected to a limit plate, a rotating shaft (10) is provided on the top of the first motor (9), and the rotating shaft (10) passes through the limiting plate. plate and extends to the top of the limiting plate, and a gear (11) is mounted on the outer ring of the rotating shaft (10). 4. A building material screening device according to claim 1, characterized in that: a second filter plate (12) is movably connected to the top of the working frame (1), and the second filter plate (12) The inner cavity of the filter is provided with second filter holes (13), and the second filter holes (13) are multiple groups of matrix arrays. 5. A building material screening device according to claim 4, characterized in that: a first slider (14) is fixedly connected to the bottom of the second filter plate (12), and the working frame (1) A first chute (15) is provided at the top, and the first slide block (14) is arranged in the inner cavity of the first chute (15). 6. A building material screening device according to claim 4, characterized in that: a storage frame (16) is fixedly connected to the top of the second filter plate (12), and the top of the storage frame (16) A feed inlet (17) is fixedly connected, and a rack (18) is fixedly connected to the right side of the storage frame (16). The rack (18) meshes with the gear (11). 7. A building material screening device according to claim 6, characterized in that: a servo motor (19) is fixedly connected to the inner cavity of the storage frame (16), and the front side of the servo motor (19) A screw rod (20) is provided, and the screw rod (20) is movablely connected to the inner wall of the storage frame (16). The outer ring of the screw rod (20) is threadedly connected with a moving block (21). A dust suction device (22) is fixedly connected to one side of the moving block (21).