CN202506599U

CN202506599U - Municipal solid waste air separator

Info

Publication number: CN202506599U
Application number: CN2012200985584U
Authority: CN
Inventors: 陈翔
Original assignee: SICHUAN SANTA HEAVY INDUSTRY MACHINERY Co Ltd
Current assignee: SICHUAN SANTA HEAVY INDUSTRY MACHINERY Co Ltd
Priority date: 2012-03-16
Filing date: 2012-03-16
Publication date: 2012-10-31
Anticipated expiration: 2022-03-16

Abstract

The utility model discloses a municipal solid waste air separator which comprises a box body, an air nozzle, a fan, a waste inlet and more than two distribution bins, wherein the air nozzle is arranged at the upper part of the front end of the box body; the fan is connected with the air nozzle through an inlet air pipe; the waste inlet is arranged at the front part of the box body; and the distribution bins are arranged at the lower part of the box body. The municipal solid waste air separator is characterized in that: the heights of the bin openings of all distribution bins are sequentially reduced from front to back, and the openings are increased in turn; a buffer air locker is arranged at the lower part of each distribution bin; an exhaust pipe is arranged at the rear end of the box body; and a filter screen is arranged in the exhaust pipe. The municipal solid waste air separator disclosed by the utility model can effectively classify various wastes of different densities, and has the characteristics of high efficiency, accurate classification, automation, energy conservation, consumption reduction, strong adaptability and the like.

Description

The domestic waste pneumatic separator

Technical field

The utility model relates to a kind of pneumatic separator that is used for domestic waste.

Background technology

Wind sorting equipment is to rely on wind-force with gravity the object Different Effects material that density is different to be separated.China's domestic waste sorting treatment technology still is in the starting stage; Rubbish air blasting equipment designs according to concrete composition of rubbish and characteristic mostly; Equipment can only be handled to single characteristic rubbish; Classification effectiveness will obviously reduce when component of refuse and characteristic change, and equipment can't adapt to the situation that rubbish characteristic and composition change at any time, causes equipment large-scale production in batches; As composting is carried out sorting, the equipment efficiency of separation is low to be the key problem that influences this technical application at present, and it is former because air quantity can't be regulated, wind shape is comparatively single, causes material shorter because of gravitational settling classification choosing distance, and it is more that the weight material mixes situation; Mostly be open type because screening installation reclaims mouth simultaneously, the equipment blast consumption is big, causes equipment energy consumption too high, and non-classified rubbish also can be taken out of with the wind together simultaneously, has further reduced classification effectiveness.

Summary of the invention

The purpose of the utility model is the above-mentioned deficiency to prior art; A kind of domestic waste pneumatic separator is provided; It can effectively be classified the rubbish of multiple different densities, and have high efficiency, classification accurately, characteristics such as automation, energy-saving and cost-reducing and adaptability be strong.

For achieving the above object; The domestic waste pneumatic separator of the utility model; The blower fan that comprise casing, be located at the tuyere of casing upper front end, links to each other through the import airduct with tuyere, be located at the anterior garbage inlet of casing, be located at plural minute feed bin of lower box; It is characterized in that the Hatch Opening height of all branch feed bins reduces successively from front to back, opening increases successively; Divide the bottom of feed bin to be equipped with the buffering flapper at each, the rear end of casing is provided with exhaust duct, in exhaust duct, is provided with filter screen.

During use; Rubbish is from the continuous charging of garbage inlet, and tuyere blows rubbish, makes rubbish obtain the speed of an along continuous straight runs motion; Because rubbish proportion difference falls into different branch feed bins, the design of Hatch Opening height and opening makes rubbish fall into more accurately in the storehouse separately; When rubbish reached some in the storehouse, the buffering flapper was opened, and sorted rubbish is discharged in the storehouse and just got into subordinate's transloading equipment, realizes refuse classification; Effectively reduce the situation of leaking out through the buffering flapper, reduced energy consumption;

As the further improvement of the utility model, said exhaust duct links to each other with cyclone separator, and the exhaust outlet of cyclone separator links to each other with the air inlet of blower fan through airduct; Can form circulated air, further reduce the situation of leaking out, reduce energy consumption, and avoided dust granules to enter atmosphere;

As the further improvement of the utility model, divide the preceding upper lateral part of feed bin to be provided with acclivitous secondary tuyere at least one that is positioned at the place ahead, secondary tuyere links to each other with the import airduct through pipeline; Secondary tuyere can produce ascending air, and the more low-density rubbish that will be mingled with is blown in the branch favored area once more, has improved the sorting distance simultaneously, further improves screening accuracy;

As the further improvement of the utility model, on the casing between adjacent two branch feed bins, also be provided with baffle plate; Further improve screening accuracy;

As the further improvement of the utility model, every baffle plate slides and is loaded on the casing, and every baffle plate all links to each other with separately worm screw, and worm screw meshes with separately worm gear, and worm gear is loaded on the motor output shaft separately; The height of adjustable baffle plate is to adapt to the sorting of heterogeneity rubbish;

Further improvement as the utility model is provided with damper in the import airduct; The scalable air output;

Further improvement as the utility model is provided with filter screen in exhaust duct; Can the big footpath particle separation in the air-flow be come out;

In sum, the utility model can effectively be classified the rubbish of multiple different densities, and have high efficiency, classification accurately, characteristics such as automation, energy-saving and cost-reducing and adaptability be strong.

Description of drawings

Fig. 1 is the structural representation of the utility model embodiment.

The specific embodiment

Below in conjunction with accompanying drawing the utility model is done further detailed explanation.

By shown in Figure 1; This domestic waste pneumatic separator; The blower fan 4 that comprise casing 1, be located at the tuyere 2 of casing upper front end, links to each other through import airduct 3 with tuyere 2, be located at the anterior garbage inlet 5 of casing, be located at three branch feed bins 6,7,8 of lower box, in import airduct 3, be provided with damper 15, the Hatch Opening height of three branch feed bins 6,7,8 reduces successively from front to back; Its opening increases successively; Divide the bottom of feed bin to be equipped with buffering flapper 9 at each, be equipped with acclivitous secondary tuyere 13 at two fens feed bins 6 that are positioned at the place ahead and 7 preceding upper lateral part, secondary tuyere 13 passes through pipeline and links to each other with import airduct 3; That on the casing 1 between adjacent two branch feed bins 6 and 7 and 7 and 8, all slides is provided with controllable register 14, and every baffle plate 14 all links to each other with separately worm shaft 18, and worm screw and worm gear separately 19 mesh, and worm gear 19 is loaded on motor 20 output shafts separately; The rear end of casing 1 is provided with exhaust duct 10 and links to each other with cyclone separator 11, in exhaust duct 10, is provided with filter screen 16, and the exhaust outlet of cyclone separator 11 links to each other with the air inlet of blower fan 4 through airduct 12, below cyclone separator 11, is provided with collection box 17.

As optimization, the rear portion of casing 1 is airflow design, and the casing length that extended simultaneously makes sorting apart from growth; Tuyere 2 is made up of twice air knife and four road wind posts, and the twice air knife can dispel, make its separation with the rubbish that mixes;

During use, blower fan 4 produces air-flows, and rubbish is from the continuous charging of garbage inlet 5; Tuyere 2 blows rubbish, makes rubbish obtain the speed that an along continuous straight runs moves, because rubbish proportion is different; Make high density, middle density, low-density rubbish fall into the Hatch Opening height of 6,7,8, three fens feed bins of branch feed bin respectively and the design of opening makes rubbish fall into exactly in the storehouse separately, divide feed bin 6 and two secondary tuyeres 13 of 7 preceding upper lateral parts can produce ascending air; Middle density that will be mingled with and low-density rubbish are blown in the branch favored area once more; Improve the sorting distance simultaneously, further improved screening accuracy, avoided occurring the situation that sorting is mingled with; When rubbish reached some in the storehouse, the buffering flapper was opened, and sorted rubbish just gets into subordinate's transloading equipment, realizes refuse classification; According to different rubbish and requirement, can adjust the height of controllable register 14 through motor 20, worm gear 19, worm shaft 18, material is fallen in the storehouse of setting, to adapt to the sorting of heterogeneity rubbish; Buffering flapper 9 is normally closed structure, can prevent to leak out; When sorted rubbish weight reaches when preestablishing weight, buffering flapper 9 is opened, and sorted rubbish just gets into subordinate's transloading equipment; Realize refuse classification; This moment through damper 15 with air quantity transfer to minimum, stop air feed, and garbage inlet 5 is closed, wait to cushion and open it after flapper 9 is closed; Carry out sorting again, prevented to form when garbage inlet 5 from opening gas shock; Air-flow gets into cyclone separator 11 behind screen pack 16 rubbish filtering that volume is bigger, after cyclone separator 11 was isolated the solid particle in the air-flow, air communication was crossed the air inlet that airduct 12 gets into blower fan 4, and solid particle falls in the collection box 17, has protected environment;

In sum, the utility model can effectively be classified the rubbish of multiple different densities, and have high efficiency, classification accurately, characteristics such as automation, energy-saving and cost-reducing and adaptability be strong, and protected environment.

Claims

1. domestic waste pneumatic separator; The blower fan that comprise casing, be located at the tuyere of casing upper front end, links to each other through the import airduct with tuyere, be located at the anterior garbage inlet of casing, be located at plural minute feed bin of lower box; It is characterized in that the Hatch Opening height of all branch feed bins reduces successively from front to back, opening increases successively; Divide the bottom of feed bin to be equipped with the buffering flapper at each, the rear end of casing is provided with exhaust duct, in exhaust duct, is provided with filter screen.

2. domestic waste pneumatic separator as claimed in claim 1 is characterized in that said exhaust duct links to each other with cyclone separator, and the exhaust outlet of cyclone separator links to each other with the air inlet of blower fan through airduct.

3. according to claim 1 or claim 2 domestic waste pneumatic separator is characterized in that being positioned at the place ahead at least one divide the preceding upper lateral part of feed bin to be provided with acclivitous secondary tuyere, and secondary tuyere links to each other with the import airduct through pipeline.

4. domestic waste pneumatic separator as claimed in claim 3 is characterized in that on the casing between adjacent two branch feed bins, also being provided with baffle plate.

5. domestic waste pneumatic separator as claimed in claim 4 is characterized in that said every baffle plate slides to be loaded on the casing, and every baffle plate all links to each other with separately worm screw, and worm screw meshes with separately worm gear, and worm gear is loaded on the motor output shaft separately.

6. domestic waste pneumatic separator as claimed in claim 5 is characterized in that in the import airduct, being provided with damper.