Separation device is moulded with terminal paper to domestic waste treatment
Technical Field
The utility model relates to a separator is moulded with terminal paper to domestic waste treatment belongs to domestic waste treatment technical field.
Background
The annual domestic garbage growth rate of China is over 10 percent, which is about 1.5 percent higher than the annual average number of the world, and the total quantity of urban domestic garbage generated each year is about 1.5 hundred million tons. Of 668 cities in china, except county, 2/3 were in a landfill enclosure, 1/4 had no landfill. The total land encroachment of national urban garbage accumulation exceeds 5 hundred million square meters, the annual economic loss is up to 300 million yuan, and the total domestic garbage accumulation amount of the national urban garbage reaches 70 hundred million tons. Meanwhile, with the development of rural economy in recent years, the urbanization process is accelerated, the living standard of farmers is improved, the yield and the accumulation of rural domestic garbage are increased day by day, and the generation amount of the rural domestic garbage is expected to exceed 2 hundred million tons every year. The harm of the household garbage is mainly shown in that: pollution and harm to soil, pollution and harm to water sources, and pollution and harm to the atmosphere.
At present, domestic garbage often contains organic garbage, inorganic garbage, waste metal, waste paper-plastic composite woven paper and plastic woven sheets, although the existing equipment can effectively separate the organic garbage, the inorganic garbage and the waste metal, for example, the organic garbage is separated by an organic garbage sorting device; separating the inorganic garbage by using an inorganic matter sorting device; separating the waste metal by using a waste metal sorting device; however, the paper and plastic woven sheets which are compositely woven by waste paper and plastic lack reliable separation equipment, and the existing separation equipment has complex structure and high cost.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem that prior art exists, the utility model provides a simple structure, convenient to use separates effectually, and the handling capacity is big and resourceful product is many, the quality is good, and the lower domestic waste for the processing terminal paper separator of moulding is handled to the treatment cost.
In order to achieve the purpose, the technical scheme adopted by the utility model is a terminal paper-plastic separation device for domestic garbage treatment, which comprises a uniform cutting machine, a drying belt, a rotary screen separator and an electrostatic separation device, wherein the bottom discharge port of the uniform cutting machine is connected with the drying belt which is connected with the rotary screen separator, the bottom discharge port of the rotary screen separator is provided with a sludge pit, and the side discharge port of the rotary screen separator is connected with the electrostatic separation device; the electrostatic separation device comprises a multi-stage paper plastic conveying belt and a separation belt arranged above the paper plastic conveying belt at each stage, the multi-stage paper plastic conveying belt is arranged in a ladder shape, the separation belt and the paper plastic conveying belt are arranged perpendicularly, an electrostatic generator is installed on one side, close to the paper plastic conveying belt, of the separation belt, a plastic woven sheet collecting box is installed at the discharging end of the separation belt, and a paper plastic woven sheet collecting box is installed at the final-stage discharging end of the multi-stage paper plastic conveying belt.
Preferably, the multistage paper-plastic conveying belt is three-stage, and the installation distance between the separation belt and the paper-plastic conveying belt is 20-40 mm.
Preferably, even cutter mainly comprises casing, slitting cylinder and cutter, the top of casing is provided with the feeder hopper, and the bottom is provided with the discharge gate, parallel mount has two slitting cylinders, two in the casing a drive gear, two are installed respectively to the tip of slitting cylinder the drive gear meshes mutually, one of them the end connection of slitting cylinder has driving motor, two all install a plurality of cutters, two on the slitting cylinder cutter staggered arrangement on the slitting cylinder.
Preferably, a spiral feeding plate is further arranged in the drum screen of the drum screen separator.
Compared with the prior art, the utility model discloses following technological effect has: the utility model discloses simple structure convenient to use utilizes electrostatic separation technique separation paper to mould compound paper and plastic woven sheet, has energy-efficient, and separation effect is good, characteristics such as easy operation, and the technology is advanced, reasonable, separation speed is fast, and the benefit is showing and is improving, and the handling capacity is big and the resource product is many, the quality is good, and treatment cost is low, changes the domestic waste into treasured, produces the resource product that has market value to realize domestic waste innoxious, minimizing treatment, resource comprehensive utilization.
In addition, the paper and the plastic woven sheets which are compositely woven by the waste paper and the plastic do not need to be broken in the separation process, chemical reagents, water and waste gas and sewage are not used. The separation effect is good, and yellow adhesive traces can not be remained on the plastic woven sheet.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the middle electrostatic separation device of the present invention.
Fig. 3 is a top view of fig. 2.
Fig. 4 is a schematic structural view of the middle uniform cutting machine of the present invention.
Fig. 5 is a top view of fig. 4.
Fig. 6 is a schematic structural view of the slitting roller of the present invention.
Fig. 7 is a schematic structural view of the middle separation belt of the present invention.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, the garbage sorting device specifically comprises a temporary storage pool 1, an even feeding machine 2, an organic garbage sorting device 3, a waste metal sorting device 4 and an inorganic matter sorting device 5, wherein the temporary storage pool 1 is used for storing processed garbage, a discharge port of the temporary storage pool 1 is connected with the even feeding machine 2, a discharge port of the even feeding machine 2 is connected with the waste metal sorting device 4 through a conveying belt, a discharge port of the waste metal sorting device 4 is connected with the organic garbage sorting device 3 through the conveying belt, a discharge port of the organic garbage sorting device 3 is connected with the inorganic garbage sorting device 5 through the conveying belt, a discharge port of the inorganic garbage sorting device 5 is connected with an intelligent paper-plastic sorting device 6 through the conveying belt, the intelligent paper-plastic sorting device 6 mainly comprises a uniform cutting machine 7, a drying belt 8, a rotary screen separator 9 and an electrostatic separation device 10, a discharge port at the bottom of the uniform cutting machine, the drying belt 8 is connected with a drum screen separator 9, a sludge pit 11 is arranged at a discharge port at the bottom of the drum screen separator 9, and a discharge port at the side part of the drum screen separator 9 is connected with an electrostatic separation device 10.
The utility model discloses when using, will be through disinfecting, the disinfection, deodorant domestic waste leaves in keeping in pond 1, then through even batcher 2, defeated material belt carries respectively to organic rubbish sorting device 3, useless metal sorting device 4 and inorganic matter sorting device 5, organic rubbish sorting device 3 is used for sorting out organic rubbish, useless metal sorting device 4 is used for sorting out useless metal, inorganic matter sorting device 5 is used for sorting out the inorganic matter, then remaining old and useless paper is moulded the paper of compound weaving and is woven the piece with the plastics and carry to intelligent paper and mould sorting device 6, mould sorting device 6 through intelligent paper and mould the paper of compound weaving and the piece thorough separation is woven to plastics of old and useless paper. The intelligent paper-plastic sorting device 6 firstly utilizes the uniform cutting machine 7 to cut waste paper-plastic composite woven paper and plastic woven sheets into strips, the strip waste paper-plastic composite woven paper and plastic woven sheets are dried through the drying belt 8, moisture is dried, then screening is carried out through the rotary screen separator 9, silt is separated, the strip waste paper-plastic composite woven paper and plastic woven sheets are conveyed to the electrostatic separation device 10, then the adsorption effect of static on the plastic woven sheets is utilized, and the strip waste paper-plastic composite woven paper and plastic woven sheets are separated through the electrostatic separation technology. A spiral feeding plate is also arranged in the drum screen of the drum screen separator 9. The spiral feeding plate can enable waste paper-plastic composite woven paper and plastic woven sheets to be discharged more quickly and has a good discharging effect.
As shown in fig. 2, 3 and 7, the electrostatic separation device 10 includes a multi-stage paper-plastic conveying belt 12 and a separation belt 13 disposed above the paper-plastic conveying belt at each stage, the multi-stage paper-plastic conveying belt 12 is arranged in a step shape, the separation belt 13 is arranged perpendicular to the paper-plastic conveying belt 12, an electrostatic generator 14 is installed on one side of the separation belt 13 close to the paper-plastic conveying belt, a plastic woven sheet collecting box 15 is installed at a discharging end of the separation belt 13, and a paper-plastic woven sheet collecting box 16 is installed at a final discharging end of the multi-stage paper-plastic conveying belt 12. The multistage paper-plastic conveying belt 12 is three-stage, and the installation distance between the separating belt 13 and the paper-plastic conveying belt 12 is 20-40 mm.
The paper-plastic conveying belt 12 adopts a multi-stage design, so that the separation of plastic woven sheets can be ensured to be more thorough, and the specific stage number can be selected according to the actual condition. When form old and useless paper mould compound paper of weaving and plastics weaving piece carry to paper mould conveyer belt 12 on, the last electrostatic generator of separation belt 13 produces static, makes strip plastics weaving piece adsorb on separation belt 13, along with the rotation of separation belt 13, the electrostatic generator is kept away from gradually to strip plastics weaving piece, and static disappears, and strip plastics weaving piece drops to plastics weaving piece collection box 15 in, drops to paper after the separation step by step of the compound paper of weaving of old and useless paper plastics and weaves in the scraps of paper collection box 16.
As shown in fig. 4 and 6, the smoothing cutter 7 mainly comprises a casing 17, two slitting rollers 18 and cutters 19, a feed hopper 20 is arranged at the top of the casing 17, a discharge port is arranged at the bottom of the casing, two slitting rollers 18 are installed in parallel in the casing 17, a driving gear 21 is installed at the end of each of the two slitting rollers 18, the two driving gears 21 are meshed with each other, a driving motor is connected to the end of one slitting roller 18, a plurality of cutters 19 are installed on each of the two slitting rollers 18, and the cutters 19 on the two slitting rollers 18 are arranged in a staggered manner. After the paper and plastic woven sheets which are compositely woven by waste paper and plastic enter the uniform cutting machine 7, the cutters 19 on the slitting roller 18 are arranged in a staggered mode, so that the slitting roller 18 can cut the paper and the plastic woven sheets into a plurality of strip-shaped structures when rotating, and subsequent treatment is facilitated.
The foregoing is considered as illustrative and not restrictive of the preferred embodiments of the invention, and any modifications, equivalents and improvements made within the spirit and principles of the invention are intended to be included within the scope of the invention.