CN116174116A - Hydraulic vortex sorting pulping machine - Google Patents

Abstract

The invention relates to a hydraulic vortex sorting pulping machine, and belongs to the technical field of kitchen waste treatment. The kitchen garbage sorting bin comprises a sorting bin and a sorting bin, wherein the sorting bin is used for accommodating kitchen garbage; the vortex device is used for providing kinetic energy for kitchen waste; the turbulence device is used for intercepting kitchen wastes at the outer ring of the inside of the sorting bin; the screening device is used for filtering the kitchen waste in the center of the inside of the sorting bin; and a drive means for powering the swirling means. The invention provides a hydraulic vortex sorting pulping machine, which has the advantages of reduced process flow, small occupied area, flexible arrangement, remarkable improvement of recovery rate of organic matters and grease, and reduced power consumption in single ton operation. Through front and back data analysis, the high-quality slurry improves the gas production rate, the crude oil recovery rate is improved, the operation power consumption is reduced, the labor cost is reduced, and the single-line processing capacity is high.

Description

Hydraulic vortex sorting pulper

technical field

The invention relates to a hydraulic eddy current sorting pulper, which belongs to the technical field of kitchen waste treatment.

Background technique

The materials for food waste sorting only change in shape, size, quality, etc., without changes in components, components, etc. Its role is to effectively separate the materials that need to be processed in the subsequent treatment process, and separate the materials from the materials. Pretreatment is carried out according to the size and particle size, so as to meet the requirements of subsequent transportation and treatment. Many of these projects cannot operate smoothly due to the unsmooth pretreatment process. Existing pretreatment technology mainly includes pre-sorting process including (bag breaking, manual sorting, drum screening, bouncing sorting, wind sorting, infrared sorting, crushing) and other processes for processing. The existing authorized announcement number CN103804035B Chinese invention patent, the process steps are as follows:

1) Feeding of food waste, the food waste is dumped by a special kitchen waste transport vehicle to the chain plate bag breaking conveyor integrated machine which integrates the functions of conveying, water filtration and bag breaking. During the chain plate conveying process, the material is initially solid-liquid separation; wherein the chain-plate bag breaking and conveying integrated machine adopts a flat-plate chain-plate conveying plate, and the gap between the conveying plates is 2-5mm;

2) A roller bag breaking device is installed at the head of the chain plate bag breaking conveying machine to cut the large bags in the material and carry out preliminary bag breaking;

3) After preliminary solid-liquid separation and bag breaking, the food waste materials are transported to the drum screen through the chain belt conveyor. The drum screen integrates bag breaking and screening functions, and bag breaking knives are arranged in a spiral line inside. The bag breaking device in the drum screen breaks the relatively small bags in the material to make the material in the bag scattered, and then separates large pieces of plastic bags, cloth and other large-sized debris through the aperture screening of the drum screen;

4) The undersize processed in step 3) enters the press dehydration equipment through a screw conveyor, and further presses and dehydrates the material, and the dehydration equipment adopts a double-screw press;

5) The food waste material after pressing and dehydration is transported to the uniform distribution garbage bin by the screw conveyor, and then transported outside, and enters the next step of composting process;

6) The oversize is discharged into a compressible garbage bin through the oversize outlet of the trommel screen, and the loose oversize material is compacted and further dehydrated, and the oversize debris after compaction and dehydration is transported and filled buried or burned.

Traditional pretreatment is equipped with links such as rough separation, crushing, and fine separation. There are many equipments, high energy consumption, and long process. The impurities are separated by mechanical separation and sieve aperture. The light and heavy impurities are mixed, and the secondary treatment is difficult. At the same time, the impurities contain residual oil and organic matter, and the loss rate of organic matter and oil is high. The slurry is not of high quality, with large particle size and high impurity content.

Contents of the invention

The technical problem to be solved by the present invention is: to overcome the deficiencies of the prior art, to provide a hydraulic eddy current sorting pulping machine, which reduces the process flow, occupies a small area, is flexible in layout, and significantly improves the recovery rate of organic matter and oil. t reduced operating power consumption. After the data analysis before and after, the high-quality slurry improves the gas production rate, the crude oil recovery rate increases, the operating power consumption is reduced, the labor cost is reduced, and the single-line processing capacity is strong.

The hydraulic eddy current sorting pulper of the present invention includes a sorting bin,

The sorting bin used to accommodate food waste, the bottom of the sorting bin is fixed on the bracket;

The vortex device is used to provide kinetic energy for the food waste, and the vortex device is installed inside the sorting bin;

The turbulence device used to intercept the food waste in the outer circle of the sorting bin, and the turbulence device is installed on the inner wall of the sorting bin;

A screening device for filtering food waste in the center of the sorting bin, and the screening device is fixed on the sorting bin below the vortex device;

The driving device used to provide power for the vortex device is arranged on the bracket on one side of the sorting bin.

Technical principle:

Using water as the medium, tearing, rubbing, and friction are formed through hydraulic eddy currents, and the differential velocity dissolving effect between the eddy current layers is used to efficiently separate the components in the kitchen waste. The organic matter slurry and impurities are sorted and output with high precision, and will be further cleaned before the impurities are output to recover the residual organic matter and oil.

Further, the bottom of the sorting bin is set in a conical shape, a slag outlet is set on the conical surface, and a sedimentation tank is set at the bottom end of the conical surface.

Further, return pipes are distributed at the bottom of the sediment tank.

Further, an annular accommodation chamber is arranged below the screening device, the bottom of the annular accommodation chamber is arranged obliquely, and a slurry outlet is provided at the bottom end of the obliquely arranged bottom of the annular accommodation chamber.

Further, the lower end of the sorting bin is provided with a protective casing, the lower end of the protective casing is provided with a fixed rod, and the other end of the fixed rod is fixedly arranged on the bracket.

Further, a transmission shaft is arranged inside the protective casing, and a support part I and a support part II are arranged between the protection casing and the transmission shaft.

Further, a water receiving tray is arranged on the upper end of the support part I, the water receiving tray is fixedly arranged on the upper end of the protective housing, and a water outlet pipe is arranged on the bottom of the water receiving tray.

Further, an annular water baffle is arranged on the transmission shaft inside the water receiving tray.

Further, the screening device includes a sieve plate, and a centrally symmetrical bottom knife is arranged on the upper surface of the sieve plate, and the bottom knife is arranged in a bottom groove on the sieve plate that matches the bottom knife.

Further, a conical screen hole is provided on the sieve plate, and the end of the tapered screen hole with a smaller diameter faces the inside of the sorting bin.

Compared with prior art, the beneficial effect of the present invention is:

The present invention shortens the process through function integration, reliable and stable operation, efficient sorting and separation, reduced process flow, small footprint, flexible layout, significant improvement in the recovery rate of organic matter and oil, and reduced power consumption per ton of operation.

The present invention satisfies the current garbage sorting situation by setting up sorting bins, kitchen and kitchen waste can be mixed and processed, and the processing efficiency is high. After data analysis before and after, the high-quality slurry improves the gas production rate, the crude oil recovery rate increases, and the operating power consumption is reduced. , labor costs are reduced, and the single-line processing capability is strong.

The invention injects high-temperature waste water through a return pipe to carry out water conservancy sorting, reduces organic matter loss caused by particle size sorting, and has a high recovery rate.

In the invention, the high-temperature waste water is injected through the return pipe, the whole material is washed with water to extract the oil, the oil is fully dissolved, and the oil output is greatly increased.

Description of drawings

Fig. 1 is the structural representation of embodiment 1 of the present invention;

Fig. 2 is a partial enlarged view of place A in Fig. 1;

Fig. 3 is a partial enlarged view of place B in Fig. 1;

Fig. 4 is a partial enlarged view at C in Fig. 1;

Fig. 5 is a schematic diagram of the structure of the sorting bin of the present invention;

Fig. 6 is a top view of the sorting bin of the present invention;

Fig. 7 is a schematic diagram of the structure of the sieve plate of the present invention;

Fig. 8 is a partial enlarged view at D in Fig. 7;

Fig. 9 is a schematic diagram of the sieve structure of the present invention;

In the picture:

1. Sorting bin; 11. Annular plate; 12. Disturbance device; 13. Slag outlet; 14. Sediment tank; 15. Annular accommodation chamber; 16. Pulp outlet; 17. Conical accommodation channel; 18. Backflow Tube;

2. Scroll device; 21. Pressing plate; 22. Impeller knife; 23. Shaft sleeve; 24. Supporting container; 25. Oil filling port II; 26. Dynamic sealing ring; 27. Compression ring on the shaft;

3. Support part Ⅰ; 31. Annular water retaining plate; 32. End cover pressure plate Ⅰ;

4. Support part II; 41. Fixed rod; 42. Cushion sleeve; 43. Self-aligning roller bearing; 44. End cover pressure plate II; 45. Collar sleeve; 46. Shaft end nut;

5. Driving device; 51. Pulley; 52. Tapered sleeve;

6. Screening device; 61. Bottom knife; 62. Sieve plate; 621. Sieve hole; 622. Cylindrical section; 623. Conical section; 624. Mounting hole; 625. Through hole;

7. Transmission shaft;

8. Protective shell; 81. Water tray; 82. Outlet pipe; 83. Oil injection port I; 84. Vertical plate; 85. Cylinder body; 86. Oil injection port III;

9. Bracket.

Detailed ways

Example 1

As shown in Figures 1 to 9, the hydraulic eddy current sorting pulper according to the present invention includes a sorting bin 1 for accommodating kitchen waste, and the bottom of the sorting bin 1 is fixedly arranged on a bracket 9; The vortex device 2 that provides kinetic energy for food waste, the vortex device 2 is installed inside the sorting bin 1, the vortex device 2 includes the impeller knife 22, the bottom end of the impeller knife 22 is thickened, and the bottom end of the impeller knife 22 is connected to the bottom knife 61 Carry out adaptation, shred the food waste, the impeller knife 22 is fixed on the shaft end of the transmission shaft 7 extending into the sorting bin 1, the shaft end is provided with a pressing plate 21, and the upper end surface of the pressing plate 21 is inclined to prevent the kitchen waste Garbage stays on it, the screw hole provided on the pressure plate 21 is fixed to the shaft end and the end face of the impeller knife 22 with screws, and the shaft sleeve 23 is set at the contact point between the transmission shaft 7 and the sorting bin 1, and the shaft sleeve 23 is sleeved on the transmission shaft 7, the bottom of the sorting bin 1 is provided with a supporting container 24, and the supporting container 24 is fixed on the bottom of the sorting bin 1 through screw connection, and a dynamic sealing ring 26 is arranged inside the supporting container 24 to support the container. One end of 24 is provided with a compression ring 27 on the shaft, and the compression ring 27 on the shaft pre-tightens the dynamic sealing ring 26 to prevent the axial movement of the dynamic sealing ring 26 when it moves. Ⅱ25 lubricates and seals the internal dynamic sealing ring 26, so that an oil film is formed between the dynamic sealing ring 26 and the shaft sleeve 23 for sealing; the inner wall of the sorting bin 1 is provided with a spoiler 12, and the spoiler 12 is used for sorting the bin. 1, the food waste in the inner and outer circle is intercepted; the screening device 6 is fixedly arranged on the sorting bin 1 below the vortex device 2, and the screening device 6 is used to filter the food waste in the center of the sorting bin 1; the driving device 5 is set On the bracket 9 on one side of the sorting bin 1, the driving device 5 is used to provide power to the vortex device 2. The driving device 5 is a motor, and the motor and the transmission shaft 7 are driven by a belt. The motor is arranged on a slide rail, and the sliding One end of the rail is provided with bolts, and the center distance of the belt drive is adjusted by the bolts. The 7 shaft ends of the transmission shaft are connected with the tapered sleeve 52 by a key, and the tapered sleeve 52 outer ring is fitted with a belt pulley 51, and the tapered sleeve 52 is convenient for the replacement of the belt pulley.

The bottom of the sorting bin 1 is arranged in a conical shape, a slag outlet is arranged on the conical surface, and a sediment tank 14 is arranged at the bottom of the conical surface.

A return pipe 18 is provided at the bottom of the sediment tank 14, and the return pipe 18 is used to input liquid into the sorting bin 1 to control the concentration of food waste materials inside the sorting bin 1 to ensure the effective treatment efficiency of the vortex device 2.

An annular accommodation chamber 15 is arranged below the screening device 6 , the bottom of the annular accommodation chamber 15 is arranged obliquely, and a slurry outlet 16 is provided at the lowest end of the obliquely arranged bottom of the annular accommodation chamber 15 .

As shown in Figure 3, a protective housing 8 is arranged at the lower end of the sorting bin 1, and a fixed rod 41 is arranged at the lower end of the protective housing 8, and the other end of the fixed rod 41 is fixedly arranged on the support 9, and the protective housing 8 includes a cylindrical body 85, the cylindrical body The outer side of 85 has a vertical plate 84 extending from top to bottom, and the upper end of cylinder 85 corresponds to the outer side of support part I3, and an oil injection port I83 is provided, through which oil is injected through the oil injection port I83 to lubricate the parts inside the support part I.

The transmission shaft 7 is arranged inside the protective shell 8, and the support part I3 and the support part II4 are set between the protective shell 8 and the drive shaft 7. The protective shell 8 on the outer ring of the support part II4 is provided with an oil injection port III86, and oil is injected through the oil injection port III86 Lubricate the parts inside the support part II4. The lower end of the protective shell 8 is provided with a fixed rod 41. The other end of the fixed rod 41 is fixedly arranged on the bracket 9. A pad cover 42 is provided between the fixed rod 41 and the protective shell 8, corresponding to the pad cover. The protective shell 8 of 42 is equipped with a cylindrical self-aligning roller bearing 43 inside to improve the stability of the internal transmission shaft 7. One end of the cylindrical self-aligning roller bearing 43 is provided with an end cover pressure plate II 44, and the end cover pressure plate II 44 is opposite to the cylindrical self-aligning roller The bearing 43 is compressed, and the collar sleeve 45 is installed between the inner ring of the end cover pressure plate II 44 and the transmission shaft 7, because there is a small amount of radial load here, which will cause vibration in the radial direction, and the increase of the collar sleeve 45 reduces the end. When the wear between the cover pressure plate II 44 and the transmission shaft 7 needs to be repaired, the collar sleeve 45 can be replaced correspondingly, and one end of the collar sleeve 45 is axially positioned by setting the shaft end nut 46 .

The upper end of the support part Ⅰ3 is provided with a water receiving tray 81, and the water receiving tray 81 is fixedly arranged on the upper end of the protective shell 8, and the bottom of the water receiving tray 81 is provided with a water outlet pipe 82, and the water that may fall due to poor sealing of the upper end may enter into the The water tray 81 then flows out from the water outlet pipe 82.

An annular water retaining plate 31 is arranged on the transmission shaft 7 inside the water receiving tray 81, and the annular water retaining plate 31 is fixed on the transmission shaft 7 through screw connection. The lower end of the annular water retaining plate 31 is provided with an end cover pressure plate I32, which is used for Press the cylindrical roller bearing in the support part I, and set a stepped seal ring above the pressure plate I32 of the end cover. The seal ring is arranged in two layers, and the height of the seal ring close to the transmission shaft 7 is higher than the height of the seal ring far away from the transmission shaft 7 , the sealing ring is compatible with the annular groove at the bottom of the annular water baffle 31, and the sealing ring provided by the steps prevents water that may fall from above to prevent water from entering the inside of the cylindrical roller bearing and reduce the service life.

The sieve plate 62 is provided with a conical sieve hole 621 , and the end of the tapered sieve hole 621 with a smaller diameter faces the inside of the sorting bin 1 .

The screening device 6 includes bottom knives 61 symmetrically arranged on the upper end surface of the sieve plate 62; sieve holes 621 are set on the corresponding sieve plate 62 in the annular area between adjacent bottom knives 61, and the sieve holes 621 are tapered holes.

A bottom groove matching the bottom knife 61 is arranged on the sieve plate 62 .

The sieve holes 621 are arranged in a 4-6 polygonal shape, and here the sieve holes 621 are arranged in a hexagonal shape.

The inside of the sieve hole 621 is arranged in two sections. The sieve hole 621 arranged in two sections includes a conical section 623 and a cylindrical section 622 . The small end of the conical section 623 is connected to the cylindrical section 622 .

The inner and outer rings of the sieve plate 62 are provided with annularly distributed installation holes 624 .

A through hole 625 for passing the transmission shaft is provided at the center of the sieve plate 62 .

A spoiler 12 is arranged on the inner wall of the sorting bin 1; the bottom of the sorting bin 1 is conically arranged, and a slag outlet 13 is arranged on the conical surface, and a sediment tank 14 is arranged at the bottom of the conical surface, and the role of the sediment tank 14 is to remove heavy impurities. It is deposited in the sediment tank, reducing the wear on the impeller cutter head, and at the same time, the separation effect is better, and it is easier to discharge impurities. Return pipes 18 are arranged at the bottom of the sediment tank 14, and the return pipes 18 are used for returning high-temperature waste water, pyrolyzing grease, and reducing the pressure of back-end water treatment. Through multiple reflux cleaning, the material oil can be better dissolved in the slurry. The inner ring of the sediment tank 14 is provided with an annular accommodation chamber 15 , the bottom of which is arranged obliquely, and the bottommost end of the annular accommodation chamber 15 is arranged obliquely to provide a slurry outlet 16 .

The turbulence device 12 includes a turbulence column, and the turbulence column is arranged on the inner wall of the sorting bin 1 .

The spoiler column extends downwards to the conical bottom surface of the bottom of the sorting bin 1. The spoiler column interferes with the eddy current generated under high-speed rotation, increases the tearing, rubbing, and friction of the material, and makes the crushing and separation more thorough.

The inner ring of the annular accommodation cavity 15 is provided with a tapered accommodation channel 17 , and the tapered accommodation channel 17 is used to accommodate the transmission shaft 7 .

The bottom end of the sorting bin 1 is provided separately, and the separated sorting bins 1 are connected by threads.

An annular plate 11 extends outward from the upper end of the sorting bin 1 .

Working process or working principle:

The kitchen waste can be dumped directly into the sorting bin 1 of the hydraulic vortex sorting pulper through the kitchen transport vehicle, or the food waste can be unloaded to the collection bin first, and then transported to the hydraulic vortex sorting bin by a shaftless screw. In the sorting chamber 1 of the pulping machine, the high-temperature wastewater after three-phase separation and oil extraction is returned to the hydraulic vortex sorting pulper, and the appropriate material concentration is adjusted, and the hydraulic vortex sorting pulper is started to work , under the high-speed rotation of the impeller knife, a high-speed vortex is formed inside the pulping machine, the organic matter in the food waste is broken and decomposed, the inorganic impurities such as plastic bags are torn apart, and the heavy impurities accumulate in the sediment tank at the bottom, completing a batch of pulping After the process, the slurry passes through the sieve plate 62 in the screening device and is transported to the slurry temporary storage tank through the slurry outlet 16, and the heavy impurities are directly discharged through the slag outlet 13.

At the same time, in order to increase the total collection of organic matter and oil, the high-temperature wastewater after anaerobic treatment can be used for reflux many times, and the impurity materials can be washed multiple times, and the single-batch processing time can be increased to increase the processing quality.

The description of the direction and relative positional relationship of structures in the present invention, such as the description of front, back, left, right, up and down, does not constitute a limitation of the present invention, but is only for convenience of description.

Claims (10)

1. A hydraulic vortex sorting pulper, comprising:

the sorting bin (1) is used for accommodating kitchen wastes, and the bottom of the sorting bin (1) is fixedly arranged on the bracket (9);

the vortex device (2) is used for providing kinetic energy for the kitchen waste, and the vortex device (2) is arranged in the sorting bin (1);

the turbulence device (12) is used for intercepting kitchen waste on the outer ring inside the sorting bin (1), and the turbulence device (12) is arranged on the inner wall of the sorting bin (1);

the screening device (6) is used for filtering the kitchen waste at the center inside the sorting bin (1), and the screening device (6) is fixedly arranged on the sorting bin (1) below the vortex device (2);

and the driving device (5) is used for providing power for the vortex device (2), and the driving device (5) is arranged on a bracket (9) at one side of the sorting bin (1).

2. The hydraulic vortex sorting pulping machine according to claim 1, characterized in that the bottom of the sorting bin (1) is arranged in a conical shape, a slag hole is arranged on the conical surface, and a slag sink (14) is arranged at the bottom end of the conical surface.

3. The hydraulic vortex sorting pulping machine according to claim 2, characterized in that return pipes (18) are distributed at the bottom of the sediment tank (14).

4. A hydraulic vortex sorting pulping machine according to any of claims 1-3, characterized in that an annular receiving chamber (15) is arranged below the screening device (6), the bottom of the annular receiving chamber (15) is arranged obliquely, and the bottom end of the bottom of the annular receiving chamber (15) arranged obliquely is provided with a pulp outlet (16).

5. The hydraulic vortex sorting pulping machine according to claim 4, characterized in that a protective shell (8) is arranged at the lower end of the sorting bin (1), a fixing rod (41) is arranged at the lower end of the protective shell (8), and the other end of the fixing rod (41) is fixedly arranged on the bracket (9).

6. The hydraulic vortex sorting pulping machine according to claim 5, characterized in that a transmission shaft (7) is arranged inside the protective housing (8), and a supporting part I (3) and a supporting part II (4) are arranged between the protective housing (8) and the transmission shaft (7).

7. The hydraulic vortex sorting pulping machine according to claim 6, wherein a water receiving disc (81) is arranged at the upper end of the supporting part I (3), the water receiving disc (81) is fixedly arranged at the upper end of the protective shell (8), and a water outlet pipe (82) is arranged at the bottom of the water receiving disc (81).

8. The hydraulic vortex sorting pulping machine according to claim 7, characterized in that an annular water baffle (31) is arranged on the transmission shaft (7) inside the water receiving disc (81).

9. The hydraulic vortex sorting pulping machine according to claim 1, characterized in that the screening device (6) comprises a screen plate (62), a centrally symmetrical bed knife (61) is arranged on the upper end surface of the screen plate (62), and the bed knife (61) is arranged in a bed groove on the screen plate (62) which is matched with the bed knife (61).

10. The hydraulic vortex sorting pulping machine according to claim 9, characterized in that the screen plate (62) is provided with conical screen holes (621), and the small diameter end of the conical screen holes (621) faces the inside of the sorting bin (1).

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