阅读说明：本技术 一种餐厨垃圾接料挤压一体机 (Kitchen waste material receiving and extruding all-in-one machine ) 是由 王树岩 于 2019-11-01 设计创作，主要内容包括：本发明提供了一种餐厨垃圾接料挤压一体机,其特征在于：由一台接料罐和一台挤压机组合而成,所述接料罐为圆柱体,顶部与地面平或略高于地面,便于接料,底部安装有平行于接料罐底板的滤板,中心安装一台旋转刮料装置,用于刮除接料罐内壁粘附的垃圾,清理滤板,提高滤出量,并将滤板上的固体垃圾和滤板下的浆料分别刮入接料罐出料槽和集液槽中,再利用出料槽内安装的出料螺旋输送机,将固体垃圾送入挤压机,在高压油缸作用下,餐厨垃圾被挤压,分为浆料和干料。本发明的餐厨垃圾接料挤压一体机,结构简单,造价便宜,操作及维护方便,运行成本低,干料含水率低,利于填埋和后续利用,浆料可直接加热提油,无需除砂和进一步分选。(The invention provides a kitchen waste material receiving and extruding all-in-one machine which is characterized in that: connect material jar and an extruder combination to form by one, connect the material jar to be the cylinder, the top is flat or slightly higher than ground with ground, be convenient for connect the material, the bottom is installed and is on a parallel with the filter plate that connects the material jar bottom plate, a rotatory scraper device of center installation, a rubbish for striking off and connect material jar inner wall adhesion, the clearance filter plate, improve the filtration volume, and scrape solid waste on the filter plate and the thick liquids under the filter plate respectively and connect material jar blown down tank and collecting tank in, recycle the ejection of compact screw conveyer of installation in the blown down tank, send solid waste into the extruder, under the high-pressure cylinder effect, kitchen garbage is extruded, divide into thick liquids and drier. The kitchen waste material receiving and extruding integrated machine is simple in structure, low in manufacturing cost, convenient to operate and maintain, low in operation cost, low in moisture content of dry materials, beneficial to landfill and subsequent utilization, capable of directly heating slurry to extract oil, and free of sand removal and further sorting.)

1. The utility model provides a kitchen garbage connects material extrusion all-in-one comprises 1 material jar (1) and 1 extruder of connecing, its characterized in that: connect material jar (1) to include: a material inlet (6) of the material receiving tank, a filter plate bracket (7), a filter plate (8), a rotary scraping device (9), a liquid collecting tank (13), a material outlet tank (14) of the material receiving tank and a material outlet screw conveyor (3); the extruder (4) comprises an extruder feeding port (18), an extruder receiving cavity (19), a connecting plate (20), a connecting rod (21), an extrusion oil cylinder (22), an extrusion oil cylinder rod (23), an extrusion plunger (24), a movable knife (25), a fixed knife (26), an extrusion cavity (27), a back pressure oil cylinder (28), a back pressure oil cylinder rod (29), a back pressure plunger (30), a dry material outlet (31), a slurry receiving cavity (32) and a slurry outlet (33).

2. The kitchen waste receiving and squeezing integrated machine according to claim 1, characterized in that: connect material jar (1) to be the cylinder, be close to the bottom and install filter plate (8) that are on a parallel with connect material jar (1) bottom plate, will connect material jar (1) to divide into two parts, the upper portion volume is great, does benefit to and stores kitchen garbage.

3. The kitchen waste receiving and squeezing integrated machine according to claim 1, characterized in that: the filter plate (8) is provided with a plurality of strip-shaped gaps with the width of 0.5-3mm, and the filter plate (8) can be detached and replaced.

4. The kitchen waste receiving and squeezing integrated machine according to claim 1, characterized in that: connect material jar (1) center to install a rotatory scraper (2), rotatory scraper (2): scrape material drive arrangement (9), transmission shaft (10), scrape flitch (11) and filtrating scraper blade (12) including the rotation, rotatory material drive arrangement (9) of scraping are located and are connect material jar (1) top and transmission shaft (10) upper end to link to each other, the filtrating scraper blade (12) of scraping flitch (11) and filter plate (8) below of filter plate (8) upper surface all install on transmission shaft (10), rotate together with transmission shaft (10).

5. The kitchen waste receiving and squeezing integrated machine according to claim 1, characterized in that: an upper opening (15) of a discharge groove of the spiral conveyer (3) is arranged in the discharge groove (14) of the material receiving tank and is level with the top surface of the filter plate (8).

6. The kitchen waste receiving and squeezing integrated machine according to claim 1, characterized in that: and an outlet (17) of the discharging screw conveyor is connected with a feeding port (18) of the extruding machine, and the extruding machine (4) is horizontally placed and installed below the discharging screw conveyor (3).

7. The kitchen waste receiving and squeezing integrated machine according to claim 1, characterized in that: the section of the lower part of the material receiving cavity (19) of the extruding machine is semicircular, the section of the extruding cavity (27) is circular, the semicircular diameter of the material receiving cavity (27) of the extruding machine is the same as the circular diameter of the extruding cavity (27) and is concentric, and the extruding oil cylinder (22) is connected with the extruding plunger (24) through an extruding oil cylinder rod (23); the extruding plunger (24) is a cylinder, the diameter of the extruding plunger (24) is slightly smaller than that of the extruding cavity (27), the upper half part of the front end of the extruding plunger (24) is provided with a semicircular movable knife (25), the diameter of the excircle of the movable knife (25) is the same as that of the extruding plunger (24), the joint of the extruding machine material receiving cavity (19) and the extruding cavity (27) is fixedly provided with a fixed knife (26) by using a bolt, the inner side of the fixed knife (26) is circular and has the same diameter as that of the extruding cavity (27), the movable knife (25) is matched with the fixed knife (27), and both the movable knife (25) and the fixed knife (27) can be detached and replaced; the back pressure oil cylinder (28) is sequentially connected with a back pressure plunger (30) through a back pressure oil cylinder rod (29), the back pressure plunger (30) is pressed against an outlet of the extrusion cavity (27), and a dry material outlet (31) is arranged below the back pressure plunger (30).

8. The kitchen waste receiving and squeezing integrated machine according to claim 1, characterized in that: the section of the extrusion cavity (27) is circular, and a plurality of strip-shaped gaps with the width of 0.5-3mm are formed.

Technical Field

The invention relates to kitchen waste treatment equipment, in particular to a kitchen waste material receiving and extruding all-in-one machine.

Background

The kitchen waste is waste generated in daily life, mainly comprises starch food, plant fiber, animal protein, fat and other organic matters, and has the characteristics of high water content, high oil and salt content, easiness in rotting and smelling, inconvenience in transportation and the like. The kitchen waste treatment process can be divided into two links of pretreatment and post-treatment, the pretreatment process comprises sorting, crushing and pulping, the aim is to separate liquid and solid in the kitchen waste to obtain slurry and dry materials, organic matters are in the slurry as much as possible, and the organic matters enter the post-treatment link after being heated and centrifugally extracted; dry materials are filled in land or other utilized.

The kitchen waste contains various substances such as ceramic, glass, wood, bamboo, metal, plastic and the like, the kitchen waste is very difficult to crush, crushing equipment is not easy to select, the manufacturing cost is high, the kitchen waste is easy to damage, the kitchen waste is difficult to separate, and the investment and the operation cost of the kitchen waste treatment are high. The Chinese patent with publication number CN108544782A discloses a kitchen waste pretreatment all-in-one machine, wherein the volume of a material receiving and storing hopper is small, and the wall and the bottom of the hopper need to be cleaned regularly by manpower; two-stage extrusion is adopted, so that the manufacturing cost is high; the pore diameter of the filtering hole of the extrusion cavity is larger, more solid enters the slurry, and the slurry needs further sand removal and separation.

Disclosure of Invention

Aiming at the technical problems in the related art, the invention provides a kitchen waste material receiving and extruding all-in-one machine which can effectively separate slurry and dry materials in kitchen waste, the water content of the dry materials is controllable, the minimum water content can be less than 45%, the dry materials are used for landfill or subsequent utilization, the slurry does not need to be subjected to sand removal and further separation, oil extraction can be directly carried out by heating, the oil extraction enters a post-treatment working section, and methane is produced by anaerobic fermentation or the dry materials are used as a nutrient to produce liquid bio-organic fertilizer.

In order to achieve the technical purpose, the technical scheme of the invention is realized as follows:

the kitchen waste material receiving and extruding all-in-one machine is characterized in that the kitchen waste material receiving and extruding all-in-one machine is formed by combining a material receiving tank and an extruding machine, wherein the material receiving tank comprises: the device comprises a material receiving tank feeding port, a filter plate bracket, a filter plate, a rotary scraping device, a liquid collecting tank, a material receiving tank discharging tank and a discharging spiral conveyor; the material receiving tank is a cylinder, and a material inlet of the material receiving tank is level with the ground or slightly higher than the ground, so that the kitchen waste can be directly poured into the material receiving tank; the material receiving tank is provided with a filter plate parallel to the bottom plate of the material receiving tank near the bottom, the filter plate is arranged on a filter plate support, the material receiving tank is divided into two parts by the filter plate, and the volume of the upper part of the material receiving tank is larger and is used for receiving and storing kitchen waste; the filter plate is provided with a plurality of strip-shaped gaps with the width of 0.5-3mm, the filter plate can be disassembled and replaced, and liquid in the kitchen waste can flow down through the gaps of the filter plate; the center of the material receiving tank is provided with a rotary scraping device, and the rotary scraping device comprises a rotary scraping driving device, a transmission shaft, a scraping plate and a filtrate scraping plate; the rotary scraping driving device is arranged at the top of the material receiving tank and connected with the upper end of the transmission shaft, the scraping plate on the filter plate and the filtrate scraping plate below the filter plate are both arranged on the transmission shaft and rotate together with the transmission shaft, so that garbage adhered to the tank body of the material receiving tank is scraped, adhered substances on the filter plate are scraped, the filtering capacity of the filter plate is improved, and meanwhile, solids in the kitchen garbage are scraped into the discharge chute of the material receiving tank; a discharging screw conveyor is horizontally arranged below the filter plate, the inlet of the discharging screw conveyor is parallel to the top surface of the filter plate, the discharging groove of the material receiving tank is connected with the inlet of the discharging screw conveyor, and the discharging screw conveyor is driven by a discharging screw driving device; the liquid slurry flowing down through the gap of the filter plate is scraped into the liquid collecting tank by the filtrate scraper of the rotary scraping device and flows into the slurry tank through the liquid inlet pipe of the slurry tank.

Further, the outlet of the discharge screw conveyor is connected with a feeding port of an extruder, and the extruder is horizontally placed and installed below the discharge screw conveyor.

Further, the extruder includes extruder pan feeding mouth, extruder material receiving chamber, connecting plate, connecting rod, extrusion hydro-cylinder pole, extrusion plunger, moves sword, stationary knife, extrusion chamber, backpressure hydro-cylinder pole, backpressure plunger, drier export, thick liquids jar, its characterized in that:

the extruder is fixedly installed by a connecting plate and a connecting rod through bolts;

the extrusion oil cylinder is connected with the extrusion plunger through an extrusion oil cylinder rod;

the extrusion plunger is a cylinder, the upper half part of the front end of the extrusion plunger is provided with a semicircular moving knife, and the diameter of the excircle of the moving knife is the same as that of the extrusion plunger; the section of the lower part of a receiving cavity of an extruding machine is semicircular, the section of an extrusion cavity is circular, the semicircular diameter of the receiving cavity of the extruding machine is the same as the circular diameter of the extrusion cavity and is concentric with the extrusion cavity, the diameter of an extrusion plunger is slightly smaller than that of the extrusion cavity, the extrusion plunger horizontally moves under the action of an extrusion oil cylinder rod to extrude kitchen waste in the receiving cavity of the extruding machine into the extrusion cavity, the extrusion plunger enters the extrusion cavity, and slurry in the kitchen waste is fully extruded through a gap on the wall of the extrusion cavity; the connecting part of the material receiving cavity and the extrusion cavity of the extruder is fixedly provided with a fixed cutter by a bolt, the inner side of the fixed cutter is circular and has the same diameter as the extrusion cavity, the movable cutter is matched with the fixed cutter and is used for cutting off solid kitchen waste at the inlet of the extrusion cavity, the reciprocating motion of the extrusion plunger is convenient, and the movable cutter and the fixed cutter can be detached and replaced;

the back pressure oil cylinder is sequentially connected with a back pressure plunger through a back pressure oil cylinder rod, the back pressure plunger is propped against the outlet of the extrusion cavity, and the moisture content of the dry materials can be controlled by adjusting the back pressure; a dry material outlet is arranged below the back pressure plunger;

the extrusion chamber wall is opened has a plurality of width and is 0.5 ~ 3mm bar gap, and the thick liquid is extruded through these gaps, and extrusion chamber is outer for connecing the thick liquid chamber, connect thick liquid chamber bottom to be equipped with the thick liquid export, the thick liquid export links to each other with the thick liquid jar.

Further, slurry tank feed liquor pipe links to each other with the collecting tank that connects the tank bottoms portion, installs an electric valve on the slurry tank feed liquor pipe, electric valve can be according to liquid level control slurry tank feeding in the slurry tank, and slurry tank feed liquor pipe is equipped with clearly draws the hole, and slurry tank drain pipe connects the elevator pump, and follow-up slurry treatment is sent to thick liquids.

The invention has the beneficial effects that:

the all-in-one machine has the advantages of simple structure, low manufacturing cost, convenient operation and maintenance, low running cost, low moisture content of dry materials, contribution to landfill and subsequent utilization, direct heating of slurry for oil extraction, and no need of desanding and further separation.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments 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 it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a structural section view of the kitchen waste material receiving and extruding integrated machine disclosed by the invention;

FIG. 2 is a plan view of the kitchen waste material receiving and extruding integrated machine provided by the invention;

FIG. 3 is a sectional view A-A of the kitchen waste material receiving and extruding all-in-one machine.

In the figure: 1. a material receiving tank; 2. rotating the scraping device; 3. a discharge screw conveyor; 4. an extruder; 5. a slurry tank; 6. a material inlet of the material receiving tank; 7. a filter plate holder; 8. filtering the plate; 9. a rotary scraping drive device; 10. a drive shaft; 11. a scraping plate; 12. a filtrate scraper; 13. a liquid collecting tank; 14. a material receiving tank discharge chute; 15. an upper opening of the discharge chute; 16. a discharge screw drive; 17. an outlet of the discharge screw conveyor; 18. a feeding port of an extruder; 19. a receiving cavity of the extruder; 20. a connecting plate; 21. a connecting rod; 22. extruding the oil cylinder; 23. extruding the cylinder rod; 24. extruding the plunger; 25. moving a knife; 26. fixing a cutter; 27. an extrusion chamber; 28. a back pressure oil cylinder; 29. a back pressure cylinder rod; 30. a back pressure plunger; 31. a dry material outlet; 32. a slurry receiving cavity; 33. a slurry outlet; 34. a slurry tank liquid inlet pipe; 35. an electrically operated valve; 36. clearing holes; 37. a slurry tank outlet pipe; 38. a lift pump.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.

As shown in fig. 1, 2 and 3, a kitchen waste material receiving and extruding integrated machine is characterized in that: the device is formed by combining a material receiving tank 1 and an extruder 4, wherein the material receiving tank 1 is a cylinder and consists of a material receiving tank feeding port 6, a filter plate bracket 7, a filter plate 8, a rotary scraping device 9, a liquid collecting tank 13, a material receiving tank discharging tank 14 and a discharging spiral conveyer 3; the feeding port 6 of the material receiving tank at the top of the material receiving tank 1 is level with the ground or slightly higher than the ground, so that the kitchen waste can be directly poured into the material receiving tank; the filter plate 8 parallel to the bottom plate of the material receiving tank 1 is arranged at the position, close to the bottom, of the material receiving tank 1, the filter plate 8 is arranged on a filter plate support 7, the material receiving tank 1 is divided into two parts, and the volume of the upper part is larger and is used for receiving and storing kitchen waste; the filter plate 8 is provided with a plurality of strip-shaped gaps with the width of 0.5-3mm, the filter plate 8 can be disassembled and replaced, and liquid in the kitchen waste can flow down through the gaps of the filter plate 8; the kitchen waste collecting tank is characterized in that a rotary scraping device 2 is installed at the center of the material collecting tank 1, the rotary scraping device 2 comprises a rotary scraping driving device 9, a transmission shaft 10, a scraping plate 11 and a filtrate scraping plate 12, the rotary scraping driving device 9 is arranged at the top of the material collecting tank 1 and connected with the upper end of the transmission shaft 10, the scraping plate 11 on the filter plate 8 and the filtrate scraping plate 12 below the filter plate 8 are both installed on the transmission shaft 10 and rotate together with the transmission shaft 10, kitchen waste adhered to the wall of the material collecting tank 1 is scraped, solid matters on the filter plate 8 are scraped, flowing of the liquid waste is facilitated, and meanwhile, the solid matters in the kitchen waste are scraped into a material collecting tank discharge chute; the upper opening 15 of the discharge chute is parallel to the top surface of the filter plate 8, and a discharge screw conveyor 3 is horizontally arranged in the discharge chute 14 of the material receiving tank and is used for outputting solid matters of the kitchen waste into an extruder 4 from the material receiving tank 1; the discharging screw conveyor 3 is driven by a discharging screw driving device 9; the slurry filtered under the filter plate 8 is scraped into the liquid collecting tank 13 by the filtrate scraper 12 of the rotary scraping device 2 and flows into the slurry tank 5 through the slurry tank liquid inlet pipe 34.

In one embodiment of the invention, the discharge screw conveyor outlet 17 is connected to an extruder feed inlet 18, and the extruder 4 is horizontally disposed and mounted below the discharge screw conveyor 3.

In a specific embodiment of the present invention, the extruder 4 includes an extruder feeding port 18, an extruder receiving chamber 19, a connecting plate 20, a connecting rod 21, an extrusion cylinder 22, an extrusion cylinder rod 23, an extrusion plunger 24, a moving blade 25, a stationary blade 26, an extrusion chamber 27, a back pressure cylinder 28, a back pressure cylinder rod 29, a back pressure plunger 30, a dry material outlet 31, a slurry receiving chamber 32 and a slurry outlet 33, and is characterized in that:

wherein the extruder 4 is fixedly installed by a connecting plate 20 and a connecting rod 21 by nuts;

the extrusion oil cylinder 22 is connected with an extrusion plunger 24 through an extrusion oil cylinder rod 23;

the extrusion plunger 24 is a cylinder, the upper half part of the front end of the extrusion plunger is provided with a semicircular moving knife 25, and the diameter of the excircle of the moving knife 25 is the same as that of the extrusion plunger 24; the section of the lower part of the receiving cavity 19 of the extruding machine is semicircular, the section of the extrusion cavity 27 is circular, the semicircular diameter of the receiving cavity 19 of the extruding machine is the same as and concentric with the circular diameter of the extrusion cavity 27, the diameter of the extrusion plunger 24 is slightly smaller than that of the extrusion cavity 27, the extrusion plunger 24 reciprocates under the action of the extrusion oil cylinder 22, the kitchen waste in the receiving cavity 19 of the extruding machine is continuously extruded into the extrusion cavity 27, and the slurry flows out from the gap of the extrusion cavity 27, so that the separation of the slurry and the dry material is realized; a fixed knife 26 is fixedly installed at the joint of the material receiving cavity 19 and the extrusion cavity 27 of the extruder through bolts, the inner side of the fixed knife 26 is circular and has the same diameter as the extrusion cavity 27, the movable knife 25 is matched with the fixed knife 26 and is used for cutting off solid kitchen waste at the inlet of the extrusion cavity 27, the extrusion plunger 24 can reciprocate conveniently, and the movable knife 25 and the fixed knife 26 can be detached and replaced;

the back pressure oil cylinder 28 is sequentially connected with a back pressure plunger 30 through a back pressure oil cylinder rod 29, the back pressure plunger 30 is pressed against the outlet of the extrusion cavity 27, the moisture content of the dry materials can be controlled by adjusting back pressure, and a dry material outlet 31 is arranged below the back pressure plunger 30;

extrusion cavity 27 wall has a plurality of width to be 0.5 ~ 3mm bar gap, and the thick liquid is extruded through these gaps, and extrusion cavity 27 is outer for connecing thick liquid chamber 32, it is equipped with thick liquid export 33 to connect thick liquid chamber 32 bottom, thick liquid export 33 links to each other with thick liquid jar 5.

In a specific embodiment of the present invention, the slurry tank inlet pipe 34 is connected to the liquid collecting tank 13 at the bottom of the slurry tank 5, an electric valve 35 is installed on the slurry tank inlet pipe 34, the electric valve 35 can control the switch according to the liquid level in the slurry tank 5, the slurry tank inlet pipe 34 is provided with a cleaning hole 36, and the slurry tank outlet pipe 37 is connected to a lift pump 38 to deliver the slurry to the subsequent slurry treatment.

In order to facilitate understanding of the above-described technical aspects of the present invention, the above-described technical aspects of the present invention will be described in detail below in terms of specific usage.

When the kitchen waste material receiving and squeezing all-in-one machine is used specifically, as shown in fig. 1, 2 and 3, the kitchen waste truck pours the kitchen waste into the material receiving tank 1 from the material receiving tank feeding port 6, the kitchen waste falls onto the filter plate 8, the liquid part in the kitchen waste flows down to the bottom of the material receiving tank 1 through the gap of the filter plate, the solid part in the kitchen waste stays on the filter plate 8, the rotary scraping driving device 9 drives the scraping plate 11 to rotate through the transmission shaft 10, the waste adhered to the wall of the material receiving tank 1 is scraped, the adhered matter on the filter plate 8 is scraped, the filtering function of the filter plate 8 is improved, and the solid part in the kitchen waste is scraped into the material receiving tank discharging tank 14, meanwhile, the transmission shaft drives the filtrate scraper to rotate, so that liquid accumulated at the bottom of the material receiving tank 1 and poor in flowability is scraped into the liquid collecting tank 13 and flows into the slurry tank 5 through the liquid collecting tank 13 and the slurry tank liquid inlet pipe 33.

The kitchen waste is scraped into a material receiving tank discharge chute 14 and is conveyed into an extruder material receiving cavity 19 through a discharge screw conveyor 3, an extrusion oil cylinder 22 pushes an extrusion oil cylinder rod 23 and an extrusion plunger to reciprocate in the extruder material receiving cavity 19 and the extrusion cavity 27, the material at the extruder material receiving cavity 19 is cut off through the cooperation of a movable knife 25 fixed at the front end of the extrusion plunger 24 and a fixed knife 26, a back pressure oil cylinder 28 provides force for a back pressure plunger 30 through a back pressure oil cylinder rod 29 so as to be propped against the outlet of the extrusion cavity 27, the back pressure oil cylinder and the extrusion plunger 24 act together to form extrusion force (4-15MPa) on the material in the extrusion cavity 27, the slurry is extruded through a strip-shaped gap (0.5-3mm) on the wall of the extrusion cavity 27 and then enters the slurry tank 5 through a slurry outlet 33, and the extruded dry material in the extrusion cavity 27 is discharged through a dry material outlet 31; the slurry collected in the slurry tank 5 is discharged through the slurry tank outlet pipe 37 and the lift pump 38, and is conveyed to the ground to enter the subsequent slurry treatment.

In conclusion, by means of the technical scheme, the invention has excellent decomposition capability of dry materials and slurry, and has the advantages of simple equipment structure, short flow, low energy consumption and stable and reliable operation.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.