Composite vibrating screen for solid-liquid separation

Abstract

The utility model discloses a composite vibrating screen for solid-liquid separation, which comprises a vibrating screen plate, a vibrating motor is arranged on the vibrating screen plate, a drainage tank is arranged at the lower end of the vibrating screen plate, a receiving tank is arranged at the tail end of the drainage tank, a blanking hopper is arranged at the upper end of the vibrating screen plate, and a blanking device is arranged at a lower outlet of the blanking hopper. And a scraping device is arranged in the drainage groove. The utility model belongs to the technical field of solid-liquid separation vibrating screens, and particularly relates to a composite vibrating screen for solid-liquid separation, which solves the problems that when a traditional vibrating screen is used for separating materials, the materials directly fall on the vibrating screen, the vibrating screen is easy to damage, meanwhile, screened sewage is easy to settle at the bottom, and a measure for cleaning sludge is lacked.

Description

Technical Field

[0001] The utility model belongs to the technical field of solid-liquid separation vibrating screens, in particular to a composite vibrating screen for solid-liquid separation. Background Art

[0002] The solid-liquid separation vibrating screen is mainly suitable for the screening of slurry and mucus, solid-liquid separation, and can also be used for the screening of dry powder materials. During solid-liquid separation, the solid particles will remain on the screen and the liquid will flow down from the screen.

[0003] In the prior art, when separating solid and liquid, the vibrating screen generally allows the material to fall directly onto the vibrating screen, and then after vibration screening, the liquid flows out from the bottom. However, there are some shortcomings: when the material falls directly onto the vibrating screen, the impact on the vibrating screen will be great, affecting the practical life of the vibrating screen; sludge will settle at the bottom of the screened liquid, and it is difficult for the sludge to flow out with the water. There is a lack of measures to clean the sludge. Therefore, improvements are needed. Utility Model Content

[0004] The technical problem to be solved by the utility model is that when the traditional vibrating screen separates materials, the materials directly fall onto the vibrating screen, which is easy to damage the vibrating screen, and the screened sewage is easy to settle at the bottom, and there is a lack of measures to clean the sludge.

[0005] In order to achieve the above functions, the technical solution adopted by the utility model is as follows: a composite vibrating screen for solid-liquid separation comprises a vibrating screen plate, a vibrating motor is arranged on the vibrating screen plate, a drainage groove is arranged at the lower end of the vibrating screen plate, a material receiving groove is arranged at the end of the drainage groove, a lower hopper is arranged at the upper end of the vibrating screen plate, a material discharging device is arranged at the lower outlet of the lower hopper, and a scraping device is arranged in the drainage groove; the scraping device comprises a chute, the chute is arranged in the side wall of the drainage groove, a slider is arranged in the chute for sliding movement, a rotating drum is rotatably arranged on the slider, the rotating drum is located in the drainage groove, a scraper is arranged on the rotating drum, the end of the rotating drum is connected with a motor three for power, a motor two is arranged on the drainage groove, a screw rod is arranged at the output end of the motor two, the screw rod is threadedly connected with the slider, the rotating drum is driven to rotate by the motor three, so that the scraper is closely attached to the bottom wall of the drainage groove, and the sliding of the slider is driven by the screw rod, so that the sediment sludge in the drainage groove can be cleaned out into the material receiving groove.

[0006] Furthermore, the material discharge device includes a motor 1, which is arranged on the lower end side wall of the lower hopper. A roller is provided at the output end of the motor 1, and a partition is provided on the roller. The partition is provided in multiple groups in a circular array around the roller. The material in the lower hopper can be transported to the vibrating screen plate in an orderly manner through the partition, thereby reducing the impact force of the material on the vibrating screen plate and preventing the material from clogging the lower hopper.

[0007] Preferably, the lower end of the lower hopper is cylindrical, and the partition is tightly attached to the inner wall of the lower end of the lower hopper.

[0008] Preferably, the motor three is a stepping motor, and the scraper can be tightly attached to the bottom wall of the drainage trough when rotating.

[0009] Preferably, the drainage trough is shorter than the length of the vibrating screen plate, and the material receiving trough is completely located below the vibrating screen plate.

[0010] Preferably, the screw rod and the shaft end of the motor three are not on the same plane.

[0011] The utility model adopts the above structure to achieve the following beneficial effects:

[0012] 1. The utility model can realize the orderly falling of materials in the lower hopper by setting a material discharge device, avoiding direct impact on the vibrating screen plate, extending the life of the vibrating screen plate, and at the same time, under the scraping of the partition, it can also avoid the material blocking the lower end of the lower hopper.

[0013] 2. The utility model can scrape and brush the precipitated sludge in the drainage trough by arranging a scraping device, so as to prevent the sludge from settling in the drainage trough and affecting the flow of water. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is an overall stereogram of a composite vibrating screen for solid-liquid separation according to the utility model;

[0015] Figure 2 It is a three-dimensional diagram of a material discharge device of a composite vibrating screen for solid-liquid separation according to the utility model;

[0016] Figure 3 A three-dimensional diagram of a scraper device in a drainage trough;

[0017] Figure 4 for Figure 3 Position relationship diagram of motor three and motor two on the side of the middle slider.

[0018] Among them, 1. vibrating screen plate, 2. vibrating motor, 3. drainage trough, 4. receiving trough, 5. unloading hopper, 6. unloading device, 7. scraping device, 8. chute, 9. slider, 10. rotating drum, 11. scraper, 12. motor three, 13. motor two, 14. screw, 15. motor one, 16. roller, 17. partition. DETAILED DESCRIPTION

[0019] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0021] like Figure 1-4 The utility model discloses a composite vibrating screen for solid-liquid separation, comprising a vibrating screen plate 1, a vibrating motor 2 is arranged on the vibrating screen plate 1, a drainage groove 3 is arranged at the lower end of the vibrating screen plate 1, a material receiving groove 4 is arranged at the end of the drainage groove, the drainage groove 3 is shorter than the vibrating screen plate 1, and the material receiving groove 4 is completely located below the vibrating screen plate 1, a material hopper 5 is arranged at the upper end of the vibrating screen plate 1, a material discharge device 6 is arranged at the lower outlet of the material discharge device 5, and a scraping device 7 is arranged in the drainage groove 3;

[0022] like Figure 3-4 The scraper device 7 includes a chute 8, which is arranged in the side wall of the drainage chute 3. A slider 9 is slidably provided in the chute 8. A rotating drum 10 is rotatably provided on the slider 9. The rotating drum 10 is located in the drainage chute 3. A scraper 11 is provided on the rotating drum 10. The end of the rotating drum 10 is poweredly connected to a motor 3 12. The motor 3 12 is a stepping motor. The scraper 11 can be tightly attached to the bottom wall of the drainage chute 3 when rotating. The drainage chute 3 is provided with a motor 2 13. The output end of the motor 2 13 is provided with a screw rod 14. The screw rod 14 and the axial end of the motor 3 12 are not on the same plane. The screw rod 14 is threadedly connected to the slider 9. The rotating drum 10 is driven to rotate by the motor 3 12, so that the scraper 11 is tightly attached to the bottom wall of the drainage chute 3. The slider 9 is driven to slide by the screw rod 14, so that the sediment sludge in the drainage chute 3 can be cleaned out into the receiving chute 4.

[0023] like Figure 1-2The unloading device 6 includes a motor 15, which is arranged on the lower end side wall of the unloading hopper 5. A roller 16 is arranged at the output end of the motor 15, and a partition 17 is arranged on the roller 16. A plurality of groups of partitions 17 are arranged in a circular array around the roller 16. The lower end of the unloading hopper 5 is cylindrically arranged, and the partition 17 is tightly attached to the inner wall of the lower end of the unloading hopper 5. The material in the unloading hopper 5 can be transported to the vibrating screen plate 1 in an orderly manner through the partition 17, thereby reducing the impact force of the material on the vibrating screen plate 1 and preventing the material from clogging the unloading hopper 5.

[0024] During specific use, the lower hopper 5 is loaded with materials that need solid-liquid separation. At this time, the partition 17 will block the lower end of the lower hopper 5, and the material will not fall. By starting the motor 15, the roller 16 will rotate and the partition 17 will drive the material to fall in an orderly manner, reducing the impact force of the material on the vibrating screen plate 1. The vibration motor 2 drives the vibrating screen plate 1 to vibrate and screen the material. The liquid will fall into the drainage trough 3 through the vibrating screen plate 1, and the sewage will flow into the receiving trough 4 along the drainage trough 3.

[0025] When it is necessary to clean the settled sludge in the drainage trough 3, by starting the motor three 12, the drum 10 rotates in steps, the scraper 11 will fit on the bottom wall of the drainage trough 3, and then start the motor two 13, the screw rod 14 rotates, the screw rod 14 drives the slider 9 to slide in the slide groove 8, and the scraper 11 will scrape the sludge into the receiving trough 4, avoiding the accumulation of sludge and affecting the flow and discharge of water.

[0026] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A composite vibrating screen for solid-liquid separation, comprising a vibrating screen plate, on which a vibrating motor is provided, characterized in that: A drainage trough is provided at the lower end of the vibration screen plate, a material receiving trough is provided at the end of the drainage trough, a material lowering hopper is provided at the upper end of the vibration screen plate, a material lowering device is provided at the lower outlet of the material lowering hopper, and a scraping device is provided in the drainage trough.

2. A composite vibrating screen for solid-liquid separation according to claim 1, characterized in that: The scraper device includes a slide groove, which is arranged in the side wall of the drainage groove. A slider is slidably provided in the slide groove, a rotating drum is rotatably provided on the slider, the rotating drum is located in the drainage groove, a scraper is provided on the rotating drum, the end of the rotating drum is poweredly connected to a motor three, a motor two is provided on the drainage groove, a screw rod is provided at the output end of the motor two, and the screw rod is threadedly connected to the slider.

3. A composite vibrating screen for solid-liquid separation according to claim 2, characterized in that: The material discharge device comprises a motor 1, which is arranged on the lower end side wall of the material discharge hopper. A roller is arranged at the output end of the motor 1, and a partition is arranged on the roller. The partition is arranged in a plurality of groups in a circular array around the circumference of the roller.

4. A composite vibrating screen for solid-liquid separation according to claim 3, characterized in that: The lower end of the lower hopper is cylindrical, and the partition is tightly attached to the inner wall of the lower end of the lower hopper.

5. A composite vibrating screen for solid-liquid separation according to claim 4, characterized in that: The motor three is a stepping motor, and the scraper can be tightly attached to the bottom wall of the drainage trough when rotating.

6. A composite vibrating screen for solid-liquid separation according to claim 5, characterized in that: The drainage trough is shorter than the length of the vibrating screen plate, and the material receiving trough is completely located below the vibrating screen plate.

7. A composite vibrating screen for solid-liquid separation according to claim 6, characterized in that: The screw rod and the shaft end of the motor 3 are not on the same plane.

Images