阅读说明：本技术 一种生活垃圾衍生燃料加工工艺 (Processing technology of domestic garbage derived fuel ) 是由 公维鹏 于 2021-10-12 设计创作，主要内容包括：本发明公开了一种生活垃圾衍生燃料加工工艺,所述加工工艺包括如下步骤：S1、垃圾分选,利用风选装置和盘筛装置等筛选设备对生活垃圾进行分选,将生活垃圾中的有机可燃物分选出来,S2、破碎处理,将S1中分选出的有机可燃物送入破碎设备中,利用破碎设备将有机可燃物进行破碎,S3、脱水处理,S4、干燥处理,S5、发酵处理,S6、暂存处理,S7、精破碎处理,S8、成型处理,将S7中得到的半成品四和脱氯添加剂一起加入环模颗粒成型设备中进行成型处理,并在在一定温度压力的作用下制成生活垃圾衍生燃料。本发明的有益之处在于：提供一种便于分选、破碎、环保的生活垃圾衍生燃料加工工艺。(The invention discloses a processing technology of domestic garbage derived fuel, which comprises the following steps: s1, sorting garbage, sorting the household garbage by utilizing screening equipment such as a winnowing device, a disc screen device and the like, sorting out organic combustible materials in the household garbage, S2, crushing, feeding the organic combustible materials sorted out in the S1 into crushing equipment, crushing the organic combustible materials by utilizing the crushing equipment, S3, dehydrating, S4, drying, S5, fermenting, S6, temporarily storing, S7, finely crushing, S8, forming, adding the semi-finished product IV obtained in the S7 and dechlorination additives into a ring mold particle forming device together for forming, and preparing the household garbage derived fuel under the action of certain temperature and pressure. The invention has the advantages that: provides a processing technology of domestic garbage derived fuel, which is convenient for sorting, crushing and environmental protection.)

1. A processing technology of domestic garbage derived fuel is characterized in that: the processing technology comprises the following steps:

s1, sorting the garbage, namely sorting the household garbage by utilizing screening equipment such as a winnowing device, a disc screening device and the like, and sorting out organic combustible substances in the household garbage;

s2, crushing, namely feeding the organic combustible materials separated in the step S1 into crushing equipment, crushing the organic combustible materials by using the crushing equipment, and crushing the organic combustible materials into a semi-finished product I with the particle size of less than 100 mm;

s3, dewatering, namely, conveying the semi-finished product I obtained in the step S2 into a spin-drying device, and performing spin-drying on the semi-finished product I by using the spin-drying device to obtain a semi-finished product II;

s4, drying, namely heating, drying and dehydrating the semi-finished product II obtained in the step S3 by a thread squeezing machine to obtain a semi-finished product III;

s5, fermentation treatment, in S3 and S4, the water and the residue removed by the spin-drying equipment and the residue and water extruded by the drain hole of the screw extruder all enter a homogenizing tank through a screw conveyor to prepare pulp and participate in organic matter anaerobic fermentation;

s6, temporary storage treatment, namely conveying the semi-finished product three-skin belt obtained in the step S4 to a temporary storage bin;

s7, fine crushing, namely performing secondary fine crushing on the semi-finished product III in the step S6 by using a fine crushing device to obtain a semi-finished product IV;

and S8, molding, namely adding the semi-finished product IV obtained in the step S7 and a dechlorination additive into a ring mold particle molding device together for molding, and preparing the household garbage derived fuel under the action of a certain temperature and pressure.

2. The process for processing the household garbage derived fuel according to claim 1, wherein the process comprises the following steps: the winnowing device in the S1 comprises a winnowing shell (1), supporting legs (2), a feeding structure and a winnowing structure, wherein the bottom of the winnowing shell (1) is fixedly connected with the supporting legs (2), the feeding structure comprises a collecting shell (3), a conveying shell (4), a feeding shell (5), a feeding pipe (6), a first motor (7), a transmission auger (8), a second motor (9), a rotating shaft (10) and a distributing plate (11), the collecting shell (3) is fixedly connected with the top of the winnowing shell (1), the top of the collecting shell (3) is fixedly connected with the conveying shell (4), one side of the conveying shell (4) is fixedly connected with the feeding pipe (5), the top of the conveying shell (4) is fixedly connected with the feeding pipe (6), the other side of the conveying shell (4) is fixedly connected with the first motor (7), and the output end of the first motor (7) is fixedly connected with the transmission auger (8), the material feeding shell (5) is fixedly connected to the top of the winnowing shell (1), one side of the material feeding shell (5) is fixedly connected with a second motor (9), the output end of the second motor (9) is fixedly connected with a rotating shaft (10), the surface of the rotating shaft (10) is fixedly connected with a shifting plate (11), the winnowing structure comprises a fan assembly (12), a filtering shell (13), a coarse filtering net (14), a fine filtering net (15), a partition plate (16) and a collecting bin (17), one side of the winnowing shell (1) is fixedly connected with the fan assembly (12), the other side of the winnowing shell (1) is fixedly connected with the filtering shell (13), the inner cavity side wall of the filtering shell (13) is fixedly connected with the coarse filtering net (14), one side of the coarse filtering net (14) is provided with the fine filtering net (15), the fine filtering net (15) is fixedly connected to the inner cavity side wall of the filtering shell (13), the inner cavity bottom of the winnowing shell (1) is fixedly connected with the partition plate (16), the bottom of the winnowing shell (1) is fixedly connected with a collecting bin (17).

3. The process for processing the household garbage derived fuel according to claim 2, wherein the process comprises the following steps: the four corners of the bottom of the winnowing shell (1) are all fixedly connected with supporting legs (2), the bottoms of the four supporting legs (2) are all fixedly connected with sliding wheel sets, a plurality of conveying shells (4) are fixedly connected with one side of the feeding shell (5), a plurality of uniformly distributed collecting holes are formed in the bottom of each conveying shell (4), a discharge pipe is fixedly connected with one side of each collecting shell (3), and one end of the discharge pipe is provided with a control valve, one side of the feeding shell (5) is provided with a mounting opening, one end of the conveying shell (4) penetrates through the mounting opening and extends to the inner cavity of the feeding shell (5), a rotating opening is arranged on one side of the feeding shell (5), one end of the rotating shaft (10) penetrates through the rotating opening and is rotatably connected with the side wall of the inner cavity of the feeding shell (5), the surface of the rotating shaft (10) is fixedly connected with a plurality of dial-up plates (11) distributed in an annular array.

4. The process for processing the household garbage derived fuel according to claim 2, wherein the process comprises the following steps: the draught hole of a plurality of evenly distributed is all seted up to selection by winnowing casing (1) both sides, fan subassembly (12) include fan body and installation casing, fan body installation rigid coupling in installation shells inner wall, just installation casing rigid coupling in selection by winnowing casing (1) one side, a plurality of evenly distributed's air vent has all been seted up to one side that selection by winnowing casing (1) was kept away from to filter casing (13) and installation casing, three evenly distributed's separation mouth has been seted up to selection by winnowing casing (1) bottom, and is three separation mouth department all is provided with collects storehouse (17), it articulates to have the door of putting to collect storehouse (17) bottom, selection by winnowing casing (1) inner chamber bottom rigid coupling has division board (16) of two symmetric distributions.

5. The process for processing the household garbage derived fuel according to claim 1, wherein the process comprises the following steps: crushing equipment in S2 includes broken casing (18), removes wheelset (19), transverse structure and vertical structure, broken casing (18) bottom rigid coupling removes wheelset (19), transverse structure includes protecting sheathing (20), third motor (21), driving gear (22), drive chain (23), driven gear (24), broken rod (25) and deflector (26), protecting sheathing (20) rigid coupling is openly in broken casing (18), protecting sheathing (20) inner chamber lateral wall rigid coupling third motor (21), the output rigid coupling driving gear (22) of third motor (21), drive chain (23) is connected in the meshing of driving gear (22) side, drive chain (23) meshing is connected in driven gear (24) side, broken rod (25) have all the rigid coupling to driving gear (22) and driven gear (24) one side, a guide plate (26) is arranged above the crushing roller (25), the guide plate (26) is fixedly connected with the side wall of the inner cavity of the crushing shell (18), the vertical structure comprises a fixed shell (27), a fixed column (28), a guide pipe (29), a fourth motor (30), a crushing shaft (31) and a crushing knife (32), a plurality of fixed columns (28) are fixedly connected with the side wall of the fixed shell (27), the fixed column (28) is fixedly connected with the side wall of the inner cavity of the crushing shell (18), the top of the fixed shell (27) is fixedly connected with a guide pipe (29), the guide pipe (29) is fixedly connected with the side wall of the inner cavity of the crushing shell (18), a fourth motor (30) is arranged below the fixed shell (27), fourth motor (30) rigid coupling in broken casing (18) inner chamber bottom, the output rigid coupling of fourth motor (30) is broken axle (31), broken axle (31) surface rigid coupling has a plurality of broken sword (32).

6. The process of claim 5, wherein the domestic waste derived fuel comprises: the feed inlet has been seted up at broken casing (18) top, broken casing (18) bottom rigid coupling has four removal wheelset (19) that are the distribution of rectangle structure, broken casing (18) inner chamber lateral wall rigid coupling has deflector (26) of two symmetric distributions, just deflector (26) are the slope setting.

7. The process of claim 5, wherein the domestic waste derived fuel comprises: the utility model discloses a broken casing, including fixed casing (27), broken casing (18), broken axle (31), guide tube (29), the orificial diameter in both ends is different, and the less one end of mouth of pipe diameter is in the below, fixed casing (27) bottom has been seted up a plurality of first discharge gate, the second discharge gate has all been seted up to broken casing (18) both sides, the installing port has been seted up to fixed casing (27) bottom, broken axle (31) top runs through the installing port and extends to fixed casing (27) inner chamber department, the orificial diameter in guide tube (29) both ends is different.

8. The process for processing the household garbage derived fuel according to claim 1, wherein the process comprises the following steps: drying equipment in S3 includes spin-drying shell (33), support column (34), walking wheel group (35), heating structure and dehydration structure, spin-drying shell (33) bottom rigid coupling support column (34), support column (34) bottom rigid coupling walking wheel group (35), heating structure is including heating shell (36), drying fan (37), heating body (38) and collection box (39), heating shell (36) rigid coupling in spin-drying shell (33) top, heating shell (36) inner chamber lateral wall rigid coupling drying fan (37), drying fan (37) below is provided with heating body (38), heating body (38) rigid coupling is in heating shell (36) inner chamber lateral wall, spin-drying shell (33) side rigid coupling collection box (39), the dehydration structure includes dewatering motor (40), Dewatering housing (41), support spin (42), installation piece (43), stopper (44) and spacing ring (45), dewatering motor (40) rigid coupling is in casing (33) bottom of spin-drying, the output rigid coupling dewatering housing (41) of dewatering motor (40), dewatering housing (41) bottom sliding connection supports spin (42), support spin (42) and rotate and connect in installation piece (43) top, installation piece (43) rigid coupling is in casing (33) inner chamber bottom of spin-drying, dewatering housing (41) side rigid coupling stopper (44), stopper (44) sliding connection is in spacing ring (45) side, just spacing ring (45) rigid coupling is in casing (33) inner chamber lateral wall of spin-drying.

9. The process of claim 8, wherein the domestic waste derived fuel comprises: the utility model discloses a drying device, including casing (33) spin-dry, it has four support columns (34) that are equal rectangle structure and distribute to spin-dry casing (33) bottom rigid coupling, spin-dry casing (33) openly articulated have to get and put the door, a plurality of intercommunicating pore has all been seted up at casing (33) top and heating casing (36) top of spin-drying, heating casing (36) inner chamber lateral wall rigid coupling has a plurality of heating member (38), a plurality of apopore has been seted up to casing (33) side of spin-drying, it is provided with the blow off pipe to collect box (39) one side.

10. The process of claim 8, wherein the domestic waste derived fuel comprises: the utility model discloses a spin-dry casing, including spin-dry casing (33), spin-dry casing (33) bottom has seted up fixed mouthful, the output of dehydration motor (40) runs through fixed mouthful and extends to spin-dry casing (33) inner chamber department, spin-dry casing (33) inner chamber bottom rigid coupling has installation piece (43) that a plurality of is the annular array and distributes, the sliding tray has been seted up in stopper (44), the cross-section of spacing ring (45) is T shape structure, spin-dry casing (33) inner chamber lateral wall rigid coupling has spacing ring (45) that a plurality of equidistance distributes, just spacing ring (45) have stopper (44) that a plurality of is the annular array distributes through sliding tray sliding connection, it gets rid of the hole to have seted up a plurality of to spin-dry casing (41) side.

Technical Field

The invention relates to a processing technology of derived fuel, in particular to a processing technology of domestic garbage derived fuel.

Background

Solid waste generated by people in daily life or activities for providing services for daily life and solid waste regarded as household waste by laws and administrative regulations mainly comprise resident household waste, municipal trade and commercial waste, public place waste, street cleaning waste, enterprise and public institution waste and the like, along with the rapid development of the social economy of China, the acceleration of the urbanization process and the rapid improvement of the living standard of people, the waste generated in the urban production and living process is rapidly increased, the land occupied by the household waste, the environment pollution condition and the influence on the health of people are more obvious, the large amount of the urban household waste is increased, the waste treatment is more and more difficult, the environmental pollution and other problems gradually cause wide attention of various social circles, and the industrialization, resource utilization and other problems of the urban household waste are realized in China, In view of the problems of the reduction and the harmlessness, it is necessary to mix and collect the domestic garbage having a low content of recyclable materials and a low calorific value and a high content of water and biodegradable organic materials, and various techniques are applied thereto.

The current domestic garbage is generally treated by adopting a direct landfill or direct incineration mode, but the direct landfill or direct incineration mode easily causes the problem of environmental pollution and is inconvenient for the treatment of the domestic garbage.

Disclosure of Invention

In order to solve the defects of the prior art, the domestic garbage is recycled, and organic combustible substances in the domestic garbage are recycled, so that the problem of environmental pollution caused by direct landfill and direct incineration of the domestic garbage is solved.

A processing technology of household garbage derived fuel comprises the following steps:

s1, sorting the garbage, namely sorting the household garbage by utilizing screening equipment such as a winnowing device, a disc screening device and the like, and sorting out organic combustible substances in the household garbage;

s2, crushing, namely feeding the organic combustible materials separated in the step S1 into crushing equipment, crushing the organic combustible materials by using the crushing equipment, and crushing the organic combustible materials into a semi-finished product I with the particle size of less than 100 mm;

s3, dewatering, namely, conveying the semi-finished product I obtained in the step S2 into a spin-drying device, and performing spin-drying on the semi-finished product I by using the spin-drying device to obtain a semi-finished product II;

s4, drying, namely heating, drying and dehydrating the semi-finished product II obtained in the step S3 by a thread squeezing machine to obtain a semi-finished product III;

s5, fermentation treatment, in S3 and S4, the water and the residue removed by the spin-drying equipment and the residue and water extruded by the drain hole of the screw extruder all enter a homogenizing tank through a screw conveyor to prepare pulp and participate in organic matter anaerobic fermentation;

s6, temporary storage treatment, namely conveying the semi-finished product three-skin belt obtained in the step S4 to a temporary storage bin;

s7, fine crushing, namely performing secondary fine crushing on the semi-finished product III in the step S6 by using a fine crushing device to obtain a semi-finished product IV;

and S8, molding, namely adding the semi-finished product IV obtained in the step S7 and a dechlorination additive into a ring mold particle molding device together for molding, and preparing the household garbage derived fuel under the action of a certain temperature and pressure.

Further, wind selector among S1 includes selection by winnowing casing, supporting leg, pay-off structure and selection by winnowing structure, selection by winnowing casing bottom rigid coupling has the supporting leg, pay-off structure is including collecting casing, transport casing, pay-off casing, filling tube, first motor, transmission auger, second motor, axis of rotation and allocating the board, collect casing rigid coupling in selection by winnowing casing top, collect casing top rigid coupling and carry the casing, carry casing one side rigid coupling pay-off casing, carry casing top rigid coupling filling tube, carry casing opposite side rigid coupling first motor, the output rigid coupling of first motor transmits the auger, pay-off casing rigid coupling in selection by winnowing casing top, pay-off casing one side rigid coupling second motor, the output rigid coupling axis of second motor, the board is allocated to axis of rotation surface rigid coupling, selection by winnowing structure includes fan subassembly, Filter casing, coarse filtration net, fine filtration net, division board and collection storehouse, selection by winnowing casing one side rigid coupling fan subassembly, selection by winnowing casing opposite side rigid coupling filters the casing, filter casing inner chamber lateral wall rigid coupling coarse filtration net, coarse filtration net one side is provided with the fine filtration net, the fine filtration net rigid coupling is in filtering casing inner chamber lateral wall, selection by winnowing casing inner chamber bottom rigid coupling division board, selection by winnowing casing bottom rigid coupling has the collection storehouse.

Further, the equal rigid coupling in selection by winnowing casing bottom four corners department has the supporting leg, and four the equal rigid coupling in supporting leg bottom has the slip wheelset, pay-off casing one side rigid coupling has a plurality of to carry the casing, carry the casing bottom and set up a plurality of evenly distributed's collection hole, it has the delivery pipe to collect casing one side rigid coupling, just delivery pipe one end all is provided with the control valve, the installing port has been seted up to pay-off casing one side, carry casing one end to run through the installing port and extend to pay-off casing inner chamber department, the mouth of rotating has been seted up to pay-off casing one side, axis of rotation one end is run through to rotate the mouth and is rotated and connect in pay-off casing inner chamber lateral wall, axis of rotation surface rigid coupling has a plurality of to be the branch that the annular array distributes and dials the board.

Further, a plurality of evenly distributed's draught hole has all been seted up to selection by winnowing casing both sides, the fan subassembly includes fan body and installation casing, fan body installation rigid coupling in installation shells inner wall, just installation casing rigid coupling in selection by winnowing casing one side, filter the casing and install one side that the selection by winnowing casing was kept away from to the casing and all set up a plurality of evenly distributed's air vent, selection by winnowing casing bottom is seted up three evenly distributed's separation mouth, and is three separation mouth department all is provided with collects the storehouse, it articulates to have the door of putting, selection by winnowing casing inner chamber bottom rigid coupling has the division board of two symmetric distributions.

Further, the crushing equipment in the S2 comprises a crushing shell, a movable wheel set, a transverse structure and a vertical structure, wherein the movable wheel set is fixedly connected to the bottom of the crushing shell, the transverse structure comprises a protective shell, a third motor, a driving gear, a transmission chain, a driven gear, a crushing roller and a guide plate, the protective shell is fixedly connected to the front of the crushing shell, the side wall of an inner cavity of the protective shell is fixedly connected with the third motor, the output end of the third motor is fixedly connected with the driving gear, the side surface of the driving gear is meshed with the transmission chain, the transmission chain is meshed with the side surface of the driven gear, crushing rollers are fixedly connected to one sides of the driving gear and the driven gear, the guide plate is arranged above the crushing roller and fixedly connected to the side wall of the inner cavity of the crushing shell, the vertical structure comprises a fixed shell, a fixed column, a guide pipe, a fourth motor, a crushing shaft and a crushing cutter, the fixed casing side wall rigid coupling has a plurality of fixed column, just the fixed column rigid coupling is in broken casing inner chamber lateral wall, fixed casing top rigid coupling stand pipe, the stand pipe rigid coupling is in broken casing inner chamber lateral wall, fixed casing below is provided with the fourth motor, fourth motor rigid coupling is in broken casing inner chamber bottom, the broken axle of output rigid coupling of fourth motor, broken axle surface rigid coupling has a plurality of broken sword.

Further, the charge door has been seted up at broken casing top, broken casing bottom rigid coupling has four removal wheelsets that are the distribution of rectangle structure, broken casing inner chamber lateral wall rigid coupling has the deflector of two symmetric distributions, just the deflector is the slope setting.

Further, a plurality of first discharge ports are formed in the bottom of the fixed shell, second discharge ports are formed in two sides of the broken shell, a mounting port is formed in the bottom of the fixed shell, the top end of the broken shaft penetrates through the mounting port and extends to the inner cavity of the fixed shell, the diameters of the two ends of the guide pipe are different, and one end of the guide pipe with the smaller diameter is located below the guide pipe.

Further, the spin-drying equipment in S3 comprises a spin-drying shell, a support column, a traveling wheel group, a heating structure and a dehydration structure, wherein the bottom of the spin-drying shell is fixedly connected with the support column, the bottom of the support column is fixedly connected with the traveling wheel group, the heating structure comprises a heating shell, a drying fan, a heating body and a collecting box, the heating shell is fixedly connected to the top of the spin-drying shell, the inner cavity side wall of the heating shell is fixedly connected with the drying fan, the heating body is arranged below the drying fan, the heating body is fixedly connected to the inner cavity side wall of the heating shell, the side surface of the spin-drying shell is fixedly connected with the collecting box, the dehydration structure comprises a dehydration motor, a dehydration shell, a support spin, an installation block, a limiting block and a limiting ring, the dehydration motor is fixedly connected to the bottom of the spin-drying shell, the output end of the dehydration motor is fixedly connected with the dehydration shell, and the bottom of the dehydration shell is in a sliding connection manner, the spin-drying shell is characterized in that the support rolling balls are rotatably connected to the tops of the installation blocks, the installation blocks are fixedly connected to the bottom of the inner cavity of the spin-drying shell, the side faces of the spin-drying shell are fixedly connected with the limiting blocks, the limiting blocks are slidably connected to the side faces of the limiting rings, and the limiting rings are fixedly connected to the side walls of the inner cavity of the spin-drying shell.

Further, the casing bottom rigid coupling that spin-dries has four support columns that are equal rectangular structure and distribute, the casing that spin-dries openly articulates there is the door of putting, a plurality of intercommunicating pore has all been seted up at casing top and the heating casing top of spin-drying, heating casing inner chamber lateral wall rigid coupling has a plurality of heating member, a plurality of apopore has been seted up to the casing side of spin-drying, it is provided with the blow off pipe to collect box one side.

Further, the casing bottom of spin-drying has seted up fixed mouthful, the output of dehydration motor runs through fixed mouthful and extends to the casing inner chamber department that spin-dries, casing inner chamber bottom rigid coupling that spin-dries has a plurality of to be the installation piece that the annular array distributes, the sliding tray has been seted up to the stopper, the cross-section of spacing ring is T shape structure, the casing inner chamber lateral wall rigid coupling that spin-dries has the spacing ring that a plurality of equidistance distributes, just the spacing ring has a plurality of to be the stopper that the annular array distributes through sliding tray sliding connection, the casing side of dehydrating has been seted up a plurality of and has been thrown away the hole.

The invention has the advantages that: provides a processing technology of domestic garbage derived fuel, which is convenient for sorting, crushing and environmental protection.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic view of an overall process flow of a domestic waste derived fuel according to an embodiment of the present invention;

fig. 2 is a schematic perspective view of the air separation device in the embodiment shown in fig. 1;

fig. 3 is a schematic view of the internal structure of the air separation device in the embodiment of fig. 2;

FIG. 4 is a schematic structural diagram illustrating a positional relationship between the rotating shaft and the dial plate in the embodiment of FIG. 2;

fig. 5 is a schematic perspective view of the embodiment of fig. 1 showing the crushing plant;

FIG. 6 is a schematic view of the internal structure of the crushing plant in the embodiment of FIG. 5;

FIG. 7 is a schematic structural view showing the positional relationship among the third motor, the driving gear, the transmission chain, the driven gear and the crushing roller in the embodiment shown in FIG. 5;

FIG. 8 is a schematic perspective view of the spin-drying apparatus in the embodiment of FIG. 1;

FIG. 9 is a schematic view of the internal structure of the spin-drying apparatus in the embodiment of FIG. 8;

fig. 10 is a schematic sectional view of the limiting block and the limiting ring in the embodiment of fig. 8.

The meaning of the reference symbols in the figures: 1. winnowing the shell; 2. supporting legs; 3. a collection housing; 4. a transport housing; 5. a feeding housing; 6. a feed tube; 7. a first motor; 8. conveying the auger; 9. a second motor; 10. a rotating shaft; 11. a dial-up plate; 12. a fan assembly; 13. a filter housing; 14. a coarse filter screen; 15. a fine filter screen; 16. a partition plate; 17. a collection bin; 18. crushing the shell; 19. a moving wheel set; 20. a protective housing; 21. a third motor; 22. a driving gear 23, a transmission chain; 24. a driven gear; 25. crushing rods; 26. a guide plate; 27. a stationary housing; 28. fixing a column; 29. a guide tube; 30. a fourth motor; 31. a crushing shaft; 32. a crushing knife; 33. spin-drying the shell; 34. a support pillar; 35. a traveling wheel set; 36. heating the housing; 37. a drying fan; 38. a heating body; 39. a collection box; 40. a dewatering motor; 41. a dewatering housing; 42. supporting the rolling ball; 43. mounting blocks; 44. a limiting block; 45. a limit ring.

Detailed Description

In order to make the application objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Referring to fig. 1, a process for processing domestic refuse derived fuel, the process comprising the steps of:

s1, sorting the garbage, namely sorting the household garbage by utilizing screening equipment such as a winnowing device, a disc screening device and the like, and sorting out organic combustible substances in the household garbage;

s2, crushing, namely feeding the organic combustible materials separated in the step S1 into crushing equipment, crushing the organic combustible materials by using the crushing equipment, and crushing the organic combustible materials into a semi-finished product I with the particle size of less than 100 mm;

s3, dewatering, namely, conveying the semi-finished product I obtained in the step S2 into a spin-drying device, and performing spin-drying on the semi-finished product I by using the spin-drying device to obtain a semi-finished product II;

s4, drying, namely heating, drying and dehydrating the semi-finished product II obtained in the step S3 by a thread squeezing machine to obtain a semi-finished product III;

s5, fermentation treatment, in S3 and S4, the water and the residue removed by the spin-drying equipment and the residue and water extruded by the drain hole of the screw extruder all enter a homogenizing tank through a screw conveyor to prepare pulp and participate in organic matter anaerobic fermentation;

s6, temporary storage treatment, namely conveying the semi-finished product three-skin belt obtained in the step S4 to a temporary storage bin;

s7, fine crushing, namely performing secondary fine crushing on the semi-finished product III in the step S6 by using a fine crushing device to obtain a semi-finished product IV;

s8, molding, namely adding the semi-finished product IV obtained in the step S7 and a dechlorination additive into a circular mold particle molding device together for molding, and preparing the household garbage derived fuel under the action of certain temperature and pressure, wherein the derived fuel has the advantages of uniform particle size, low water content, high heat value, stable combustion, easiness in transportation and storage, capability of partially replacing coal-carbon fuel in cement manufacturing industry and cogeneration enterprises, no secondary pollution and belongs to a resource utilization product of waste.

As an optimized scheme, as shown in fig. 2 to 4, the air separation device in S1 includes an air separation casing 1, support legs 2, a feeding structure and an air separation structure, the bottom of the air separation casing 1 is fixedly connected with the support legs 2, the feeding structure includes a collection casing 3, a conveying casing 4, a feeding casing 5, a feeding pipe 6, a first motor 7, a transmission auger 8, a second motor 9, a rotating shaft 10 and a distributing plate 11, the collection casing 3 is fixedly connected to the top of the air separation casing 1, the top of the collection casing 3 is fixedly connected with the conveying casing 4, one side of the conveying casing 4 is fixedly connected with the feeding casing 5, the top of the conveying casing 4 is fixedly connected with the feeding pipe 6, the other side of the conveying casing 4 is fixedly connected with the first motor 7, the output end of the first motor 7 is fixedly connected with the transmission auger 8, the feeding casing 5 is fixedly connected to the top of the air separation casing 1, one side of the feeding casing 5 is fixedly connected with the second motor 9, output rigid coupling axis of rotation 10 of second motor 9, 10 surface rigid couplings of axis of rotation divide and dial board 11, the selection by winnowing structure includes fan subassembly 12, filters casing 13, coarse filtration net 14, fine filter screen 15, division board 16 and collects storehouse 17, 1 one side rigid coupling fan subassembly 12 of selection by winnowing casing, 1 opposite side rigid coupling of selection by winnowing casing filters casing 13, filter 13 inner chamber lateral wall rigid coupling coarse filtration net 14 of casing, coarse filtration net 14 one side is provided with fine filter screen 15, fine filter screen 15 rigid coupling in filtering casing 13 inner chamber lateral wall, 1 inner chamber bottom rigid coupling division board 16 of selection by winnowing casing, 1 bottom rigid coupling of selection by winnowing casing has collection storehouse 17.

Through the technical scheme, the domestic garbage can be subjected to preliminary solid-liquid separation by utilizing the feeding structure, the domestic garbage can be subjected to winnowing treatment conveniently, the domestic garbage can be subjected to winnowing treatment by utilizing the winnowing structure, organic combustible substances in the domestic garbage can be separated conveniently, meanwhile, dust and the like can be treated by utilizing the coarse filter screen 14 and the fine filter screen 15, the environment is prevented from being polluted by dust, when the winnowing device is used, the domestic garbage enters the conveying shell 4 through the feeding pipe 6, then the conveying auger 8 is driven to rotate by utilizing the first motor 7, the domestic garbage is guided into the feeding shell 5 by utilizing the conveying auger 8, the domestic garbage can be subjected to solid-liquid separation by virtue of the conveying shell 4, when the domestic garbage enters the feeding shell 5, the rotating shaft 10 is driven to rotate by utilizing the second motor 9, so that the winnowing plate 11 is driven to rotate, and the domestic garbage is fed into the shell 1 in batches by utilizing the winnowing plate 11, prevent that domestic waste single is leading-in too much and influence domestic waste's selection by winnowing, then utilize fan subassembly 12 to carry out the selection by winnowing to domestic waste, utilize and collect the storehouse 17 and collect the rubbish after the selection by winnowing, during the selection by winnowing, utilize coarse filtration net 14 and fine filtration net 15 to handle dust etc. prevent that the dust from wafting polluted environment and influence staff's healthy in the surrounding environment.

Specifically, as shown in fig. 2 to 4, the four corners of the bottom of the winnowing housing 1 are fixedly connected with supporting legs 2, four of the supporting legs 2 are fixedly connected with sliding wheel sets, the winnowing device can be conveniently moved through the sliding wheel sets, one side of the feeding housing 5 is fixedly connected with a plurality of conveying housings 4, the bottoms of the conveying housings 4 are provided with a plurality of uniformly distributed collecting holes, liquid in the domestic garbage can be collected through the collecting holes, one side of the collecting housing 3 is fixedly connected with a discharging pipe, one end of the discharging pipe is provided with a control valve, the liquid in the collecting housing 3 can be discharged through the discharging pipe, one side of the feeding housing 5 is provided with a mounting port, one end of the conveying housing 4 penetrates through the mounting port and extends to the inner cavity of the feeding housing 5, one side of the feeding housing 5 is provided with a rotating port, one end of the rotating shaft 10 penetrates through the rotating port and is rotatably connected to the side wall of the inner cavity of the feeding housing 5, the surface of the rotating shaft 10 is fixedly connected with a plurality of distributing plates 11 distributed in an annular array.

Particularly, as shown in fig. 2 to 4, a plurality of evenly distributed's draught hole has all been seted up to selection by winnowing casing 1 both sides, fan subassembly 12 includes fan body and installation casing, fan body installation rigid coupling is in installation shells inner wall, just installation casing rigid coupling is in selection by winnowing casing 1 one side, a plurality of evenly distributed's air vent has all been seted up to one side that filtration casing 13 and installation casing kept away from selection by winnowing casing 1, three evenly distributed's separation mouth has been seted up to selection by winnowing casing 1 bottom, and is three separation mouth department all is provided with collects storehouse 17, it has the door of putting to collect 17 bottom articulated, 1 inner chamber bottom rigid coupling of selection by winnowing casing has two symmetric distributions's division board 16, can separate the space in the selection by winnowing casing 1 through division board 16.

As an optimized scheme, as shown in fig. 5 to 7, the crushing apparatus in S2 includes a crushing shell 18, a movable wheel set 19, a horizontal structure and a vertical structure, the movable wheel set 19 is fixedly connected to the bottom of the crushing shell 18, the horizontal structure includes a protective shell 20, a third motor 21, a driving gear 22, a transmission chain 23, a driven gear 24, a crushing rod 25 and a guide plate 26, the protective shell 20 is fixedly connected to the front of the crushing shell 18, the inner cavity side wall of the protective shell 20 is fixedly connected to the third motor 21, the output end of the third motor 21 is fixedly connected to the driving gear 22, the side surface of the driving gear 22 is connected to the transmission chain 23 in a meshing manner, the transmission chain 23 is connected to the side surface of the driven gear 24 in a meshing manner, the crushing rod 25 is fixedly connected to one side of the driving gear 22 and one side of the driven gear 24, the guide plate 26 is arranged above the crushing rod 25, and the guide plate 26 is fixedly connected to the inner cavity side wall of the crushing shell 18, vertical structure includes fixed casing 27, fixed column 28, stand pipe 29, fourth motor 30, broken axle 31 and broken sword 32, fixed casing 27 lateral wall rigid coupling has a plurality of fixed column 28, just fixed column 28 rigid coupling is in broken casing 18 inner chamber lateral wall, fixed casing 27 top rigid coupling stand pipe 29, stand pipe 29 rigid coupling is in broken casing 18 inner chamber lateral wall, fixed casing 27 below is provided with fourth motor 30, fourth motor 30 rigid coupling is in broken casing 18 inner chamber bottom, the broken axle 31 of output rigid coupling of fourth motor 30, broken axle 31 surface rigid coupling has a plurality of broken sword 32.

By adopting the technical scheme, the sorted domestic garbage can be fully crushed by utilizing the transverse structure and the vertical structure, the treatment of the next procedure is convenient, when in use, the sorted domestic garbage is guided into the crushing shell 18, at the moment, the domestic garbage is guided to the crushing roller 25 through the guide plate 26, meanwhile, the third motor 21 is used to drive the driving gear 22 to rotate, thereby driving the transmission chain 23 to rotate, and then the driven gear 24 is driven to rotate, the driving gear 22 and the driven gear 24 can drive the crushing roller 25 to rotate when rotating, the crushing roller 25 is used for crushing the domestic garbage once, the domestic garbage after being crushed once falls into the fixed shell 27 through the guide pipe 29, at the moment, the fourth motor 30 is used for driving the crushing shaft 31 to rotate, thereby driving the crushing knife 32 to rotate, and further utilizing the crushing knife 32 to carry out secondary crushing on the domestic garbage, so that the crushing is more thorough.

Particularly, as shown in fig. 5-7, the charge door has been seted up at broken casing 18 top, broken casing 18 bottom rigid coupling has four removal wheelsets 19 that are the distribution of rectangle structure, 18 inner chamber lateral wall rigid coupling of broken casing has the deflector 26 of two symmetric distributions, just deflector 26 is the slope setting, and deflector 26 can lead to domestic waste, with the leading-in position between two broken batons 25 of domestic waste, is convenient for smash domestic waste.

Particularly, as shown in fig. 5 to 7, a plurality of first discharge ports are formed in the bottom of the fixed casing 27, the broken household garbage can be led out of the fixed casing 27 through the first discharge ports, the second discharge ports are formed in both sides of the broken casing 18, the broken casing 18 can be led out of the broken household garbage through the second discharge ports, a mounting port is formed in the bottom of the fixed casing 27, the top end of the broken shaft 31 penetrates through the mounting port and extends to the inner cavity of the fixed casing 27, the diameters of the pipe orifices at the two ends of the guide pipe 29 are different, and the smaller end of the pipe orifice is located below.

As an optimized scheme, as shown in fig. 8 to 10, the spin-drying device in S3 includes a spin-drying casing 33, the spin-drying casing 33, a support column 34, a traveling wheel set 35, a heating structure and a dewatering structure, the bottom of the spin-drying casing 33 is fixedly connected to the support column 34, the bottom of the support column 34 is fixedly connected to the traveling wheel set 35, the heating structure includes a heating casing 36, a drying fan 37, a heating body 38 and a collecting box 39, the heating casing 36 is fixedly connected to the top of the spin-drying casing 33, the side wall of the inner cavity of the heating casing 36 is fixedly connected to the drying fan 37, the heating body 38 is arranged below the drying fan 37, the heating body 38 is fixedly connected to the side wall of the inner cavity of the heating casing 36, the side wall of the spin-drying casing 33 is fixedly connected to the collecting box 39, the dewatering structure includes a dewatering motor 40, a dewatering casing 41, a support 42, a mounting block 43, a limiting block 44 and a limiting ring 45, the dewatering motor 40 is fixedly connected to the bottom of the spin-drying casing 33, the output rigid coupling of dehydration motor 40 dewaters casing 41, dehydration casing 41 bottom sliding connection supports spin 42, it rotates to connect in installation piece 43 top to support spin 42, installation piece 43 rigid coupling is in the casing 33 inner chamber bottom that spin-dries, dehydration casing 41 side rigid coupling stopper 44, stopper 44 sliding connection is in the spacing ring 45 side, just spacing ring 45 rigid coupling is in casing 33 inner chamber lateral wall that spin-dries.

Through the technical scheme, the heating structure is used for drying the crushed household garbage, the moisture content of the household garbage is reduced, the dehydration structure can be used for drying and dehydrating the crushed household garbage, when the household garbage drying device is used, the dehydration motor 40 is used for driving the dehydration shell 41 to rotate, so that the dehydration shell 41 is used for drying the household garbage, at the moment, the heating body 38 is used for heating, hot air is sent to the household garbage through the drying fan 37 for drying the household garbage, the dehydration rate of the household garbage is conveniently reduced, the household garbage is conveniently treated in the next step, when the dehydration shell 41 rotates, the support rolling balls 42 can support the dehydration shell 41, the rotation of the dehydration shell 41 is more stable, the dehydration shell 41 rotates to drive the limit block 44 to rotate, at the moment, the rotation track of the limit block 44 can be limited through the limit ring 45, thereby facilitating the rotation of the dehydrating housing 41, and the dehydrating housing 41 is more stable when rotated.

Particularly, as shown in fig. 8 to 10, casing 33 bottom rigid coupling that spin-dries has four support columns 34 that are equal rectangle structure and distribute, casing 33 openly articulates to have and gets and put the door spin-dries, a plurality of intercommunicating pore has all been seted up at casing 33 top and the heating casing 36 top of spin-drying, heating casing 36 inner chamber lateral wall rigid coupling has a plurality of heating member 38, a plurality of apopore has been seted up to casing 33 side of spin-drying, it is provided with the blow off pipe to collect box 39 one side, can be convenient for collect the liquid of throwing away through collecting box 39 and apopore, can be convenient for will collect the liquid discharge in the box 39 through the blow off pipe.

Particularly, as shown in fig. 8 to 10, fixed mouthful has been seted up to casing 33 bottom of spin-drying, the output of dehydration motor 40 runs through fixed mouthful and extends to the casing 33 inner chamber department that spin-dries, casing 33 inner chamber bottom rigid coupling that spin-dries has a plurality of to be the installation piece 43 that the annular array distributes, the sliding tray has been seted up to stopper 44, the cross-section of stopper ring 45 is the T-shaped structure, casing 33 inner chamber lateral wall rigid coupling that spin-dries has the spacing ring 45 that a plurality of equidistance distributes, just stopper ring 45 has a plurality of to be the stopper 44 that the annular array distributes through sliding tray sliding connection, a plurality of is seted up to casing 41 side of dehydrating and has been thrown away the hole, can prescribe a limit to the rotation orbit of casing 41 through stopper 44 and spacing ring 45 to make casing 41's rotation more stable.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.