A kind of device that is used for the slagging-off of waste plastics sheet material
Technical field
The utility model belongs to the concussion separation technology field, is specifically related to a kind of device that is used for the slagging-off of waste plastics sheet material.
Background technology
Need to be transported to storage procedure behind the waste plastics sheet material cleaning-drying.At present, the storage container of directly packing into behind the regenerated plastics product drying, like this, a large amount of powder and particulate contamination also can be by the containers of packing into together, and these powder and impurity can hinder the postorder plastic products to be processed smoothly, reduces product property, increases the production of articles cost.
The utility model content
At the defective that exists in the prior art, the purpose of this utility model provides a kind of efficient and can realize that quantity-produced is used for the device of waste plastics sheet material slagging-off.
For reaching above purpose, the technical solution adopted in the utility model is: a kind of device that is used for the slagging-off of waste plastics sheet material, comprise casing, and the top of casing is provided with charging aperture and is connected with discharge pipe; The bottom surface of casing is provided with the guiding gutter of cone-shaped, and the bottom of guiding gutter is provided with stretches out the outer slag-drip opening of casing; The top of guiding gutter is provided with sieve plate, and sieve plate is higher than its end corresponding to the discharge pipe import corresponding to an end of charging aperture, and the projected area of sieve plate on tank floor is greater than the cross-sectional area at the top of guiding gutter.
Further, the top of guiding gutter is connected around the casing on the inwall, and sieve plate is connected with the top movable of guiding gutter corresponding to an end of discharge pipe import, and sieve plate is provided with the elastic telescopic assembly corresponding to a bottom portion of charging aperture.
Further again, the elastic telescopic assembly is made up of spring and expansion controller, and an end of spring is connected with the bottom surface of sieve plate, and the other end is connected with expansion controller, and expansion controller is fixed on the inwall of guiding gutter.
Further, the discharging opening of discharge pipe is connected with air blast.
Further again, the top of sieve plate is provided with the air-adjusting shutter corresponding to the discharge pipe import in the casing, and air-adjusting shutter is provided with some air vents.
Further, the below of casing is provided with firm banking.
Compared with prior art, the device that the utility model provides utilizes gravity effect and negative pressure drainage principle, in the plastic sheet course of conveying, farthest removes residue by the mode of sieve plate vibrations.By actual verification, the sheet material of the sheet material after this device screening before screen without this device, its form of powdery particles impurity has descended 80%.That the device that the utility model provides has is small, take up an area of less, save manpower and place and can realize regenerated plastics product quantity-produced advantage.
Description of drawings
Fig. 1 is the structural representation that is used for the device of waste plastics sheet material slagging-off provided by the utility model.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is further described.
As shown in Figure 1, a kind of device that is used for the slagging-off of waste plastics sheet material provided by the utility model, comprise the casing 2 that is located on the firm banking 1, the bottom surface of casing 2 is provided with the guiding gutter 12 of the cone-shaped that is surrounded by deflector 10, and the bottom of guiding gutter 12 is provided with the slag-drip opening 11 that stretches out outside the casing 2; The top of guiding gutter 12 is provided with sieve plate 5, and sieve plate 5 is higher than its end corresponding to discharge pipe 7 imports corresponding to an end of charging aperture 4, and the projected area of sieve plate 5 on casing 2 bottom surfaces is greater than the cross-sectional area at the top of guiding gutter 12.
The utility model adopts the sieve plate 5 that is obliquely installed, and helps material and moves at sieve plate 5 from top to down, impels material to focus on the below of discharge pipe 7 imports quickly.
In the utility model, the top of guiding gutter 12 can be connected around the casing 2 on the inwall, and sieve plate 5 is connected with the top movable of guiding gutter 12 corresponding to an end of discharge pipe 7 imports, and sieve plate 5 is provided with elastic telescopic assembly 3 corresponding to a bottom portion of charging aperture 4.Because an end of sieve plate 5 is connected with the top movable of guiding gutter 12, sieve plate 5 can shake under the effect of elastic telescopic assembly 3 like this, this concussion effect can make the waste plastics sheet material move to discharge pipe 7 import departments below along sieve plate 5 on the one hand, and separable on the other hand form of powdery particles impurity also enters in the guiding gutter 12 its pore through sieve plate 5.
Preferably, elastic telescopic assembly 3 is made up of spring and expansion controller, and an end of spring is connected with the bottom surface of sieve plate 5, and the other end is connected with expansion controller, and the inwall that expansion controller is fixed on guiding gutter 12 is on the deflector 10.
In the utility model, the discharging opening 8 of discharge pipe 7 is connected with air blast 9, bleeds by air blast 9, can produce negative pressure in discharge pipe 7, thereby the waste plastics sheet material on the sieve plate 5 is sucked discharge pipe 7.
In a more preferred embodiment, the top of sieve plate 5 is provided with the air-adjusting shutter 6 corresponding to discharge pipe 7 imports in the casing 2, and air-adjusting shutter 6 is provided with some air vents.The waste plastics sheet material is inhaled into discharge pipe 7 through the air vent of air-adjusting shutter 6, can regulate ventilation by air-adjusting shutter 6, so that separated powder particulate contamination more accurately.
This device in use, the waste plastics sheet material enters casing 2 and drops on sieve plate 5 from charging aperture 4, sieve plate 5 shakes in the effect of elastic telescopic assembly 3, make the waste plastics sheet material move to the below of discharge pipe 7 imports along sieve plate 5, form of powdery particles impurity focuses on slag-drip opening 11 through the deflector 10 of the diversed groove 12 of the pore of sieve plate 5 and is discharged from motion way, the waste plastics sheet material is under the suction function that air blast 9 produces simultaneously, enter discharge pipe 7, and be transported to next procedure through the discharging opening 8 of discharge pipe 7.
Structure described in the utility model is not limited to the embodiment described in the specific embodiment, and those skilled in the art draw other embodiment according to the technical solution of the utility model, belong to technological innovation scope of the present utility model equally.