CN114559697A - Efficient garbage extrusion dehydration equipment and method - Google Patents

Abstract

The invention belongs to the field of kitchen waste treatment equipment, and relates to a high-efficiency waste extrusion and dehydration equipment and method, comprising a frame, a motor and a reducer arranged on the frame, and an extrusion cavity of the frame arranged in communication with the reducer. The main shaft in the body, the outer screw is installed on the main shaft shell and communicates with the filtrate outlet of the outer filter screen through the outer filter screen opened on the extrusion cavity; the main shaft filter screen is provided on the end of the main shaft away from the reducer, The net communicates with the inside of the main shaft and is communicated with the water phase outlet of the inner filter screen through the inner screw arranged in the main shaft. The invention adopts the structure of double helix inside the shaft and outside the shaft, and adopts the way of arranging holes on the main shaft of the extrusion screw, which greatly improves the water filtering area of the extrusion dehydrator, and the mechanism of the double helix inside and outside accelerates the conveying of the filtrate. , improve the operating efficiency of the equipment.

Description

A high-efficiency waste extrusion dewatering equipment and method

technical field

The invention belongs to the field of kitchen waste treatment equipment, and relates to an efficient waste extrusion and dehydration equipment and method.

Background technique

At present, the treatment of kitchen waste often adopts screw extrusion dehydration or "humidity conditioning pulping + light material sorting". The disadvantages of high cost, and direct screw extrusion dehydration also have the disadvantages of low oil removal and high water content in the solid phase after extrusion.

SUMMARY OF THE INVENTION

In view of this, the purpose of the present invention is to provide a high-efficiency waste extrusion and dehydration equipment and method, which can stably and efficiently process kitchen and kitchen waste, and solve the problem that the ordinary screw extrusion has low oil removal rate and after extrusion. The disadvantage of high water content in the solid phase.

In order to achieve the above purpose, the present invention provides the following technical solutions: a high-efficiency waste extrusion and dehydration equipment, including a frame, a motor and a reducer arranged on the frame, and communicated with the reducer and arranged in the extrusion cavity of the frame The main shaft of the main shaft, the outer screw is installed on the main shaft shell and communicates with the filtrate outlet of the outer filter screen through the outer filter screen opened on the extrusion cavity;

The end of the main shaft away from the reducer is provided with a main shaft screen, the main shaft screen communicates with the inside of the main shaft and is connected to the water phase outlet of the inner screen through the inner screw arranged in the main shaft.

Optionally, the main shaft is set with a variable diameter, and the inner diameter gradually increases along the inlet of the kitchen waste to the outlet of the water phase of the inner filter.

Optionally, a pressed cone is provided at the end of the extrusion cavity, and a pressed cone opening is formed between the pressed cone and the main shaft and communicated with the solid phase outlet.

Optionally, the diameter of the water-phase outlet section of the inner filter screen is smaller than the size of the main shaft, and the inner screw is placed in the water-phase outlet section of the inner screen screen and communicated with the inside of the main shaft through the receiving tray.

Optionally, the main shaft and the water-phase outlet section of the inner filter screen are integrally structured, and the water-phase outlet section of the inner filter screen is connected to the frame through a bearing.

Optionally, the main shaft screen is composed of several through holes opened on the main shaft, and the diameter of the through holes is smaller than the solid phase size of the kitchen waste.

An efficient method for squeezing and dehydrating garbage, using the above-mentioned efficient squeezing and dehydrating equipment for garbage, comprising the following steps:

S1, the kitchen waste enters the extrusion cavity through the kitchen waste inlet, and is transported forward through the outer screw;

S2, during the conveying process, the diameter of the main shaft and the pressed cone cooperate to compress the domestic waste, the solid phase enters the solid phase outlet through the pressed cone mouth, and the compressed liquid is compressed through the outer filter screen and the main shaft filter screen;

S3, the liquid squeezed out of the outer filter screen enters the pipeline or container through the filtrate outlet of the outer filter screen at the bottom of the frame, and the liquid filtered by the main shaft filter screen is collected by the receiving disc to the water phase outlet section of the inner filter screen during rotation, and passes through The inner screw is conveyed to the outer pipeline or container of the equipment.

The beneficial effects of the present invention are as follows: an efficient waste extrusion dehydration device and method of the present invention can press and separate the organic matter and solid inorganic matter in the waste, reduce the moisture content of the solid slag and increase the content of the organic matter in the filtrate. The slurry is smoothly discharged to the required position to improve the utilization rate of organic matter; the extrusion efficiency is high, the oil removal effect is good, and the solid content of the solid after extrusion is high.

Other advantages, objects and features of the present invention will be set forth in the description which follows, to the extent that will be apparent to those skilled in the art upon examination of the following, or may be learned from is taught in the practice of the present invention. The objectives and other advantages of the present invention may be realized and attained by the following description.

Description of drawings

In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention will be preferably described in detail below with reference to the accompanying drawings, wherein:

FIG. 1 is a schematic diagram of the overall structure of the present invention.

Reference numerals: motor 1, reducer 2, main shaft 3, outer screw 4, outer screen 5, main shaft screen 6, receiving disc 7, pressed cone 8, inner screw 9, bearing 10, frame 11.

Detailed ways

The embodiments of the present invention are described below through specific specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific embodiments, and various details in this specification can also be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the drawings provided in the following embodiments are only used to illustrate the basic idea of the present invention in a schematic manner, and the following embodiments and features in the embodiments can be combined with each other without conflict.

Among them, the accompanying drawings are only used for exemplary description, and represent only schematic diagrams, not physical drawings, and should not be construed as limitations of the present invention; in order to better illustrate the embodiments of the present invention, some parts of the accompanying drawings will be omitted, The enlargement or reduction does not represent the size of the actual product; it is understandable to those skilled in the art that some well-known structures and their descriptions in the accompanying drawings may be omitted.

The same or similar numbers in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there are terms “upper”, “lower”, “left” and “right” , "front", "rear" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must be It has a specific orientation, is constructed and operated in a specific orientation, so the terms describing the positional relationship in the accompanying drawings are only used for exemplary illustration, and should not be construed as a limitation on the present invention. situation to understand the specific meaning of the above terms.

Please refer to FIG. 1 , which is a high-efficiency waste extrusion and dehydration equipment, including a frame 11 , a motor 1 and a reducer 2 arranged on the frame 11 , and a communication with the reducer 2 and arranged in the extrusion cavity of the frame 11 The main shaft 3, the outer screw 4 is installed on the main shaft 3 shell and communicates with the filtrate outlet of the outer filter screen 5 through the outer filter screen 5 provided on the extrusion cavity; The filter screen 6, the main shaft screen 6 is connected to the interior of the main shaft 3 and is connected to the water phase outlet of the inner filter screen through the inner screw 9 arranged in the main shaft 3. The main shaft 3 is set with a variable diameter, along the inlet of the kitchen waste to the water phase of the inner filter screen. The inner diameter of the phase outlet gradually increases, and the end of the extrusion cavity is provided with a pressed cone 8. The pressed cone 8 and the main shaft 3 form a pressure cone mouth and communicate with the solid phase outlet. The diameter of the water phase outlet section of the inner filter screen is smaller than that of the main shaft. 3 size, the inner screw 9 is placed in the water phase outlet section of the inner filter screen and communicates with the main shaft 3 through the receiving plate 7. The main shaft 3 and the water phase outlet section of the inner filter screen are integrated into a structure, and the water phase outlet section of the inner filter screen passes through. The bearing 10 is connected with the frame 11, and the main shaft filter 6 is composed of several through holes opened on the main shaft 3, and the diameter of the through holes is smaller than the solid phase size of kitchen waste.

An efficient method for squeezing and dehydrating garbage, using the above-mentioned efficient squeezing and dehydrating equipment for garbage, comprising the following steps:

S1, the kitchen waste enters the extrusion cavity through the kitchen waste inlet, and is transported forward through the outer screw 4;

S2, during the conveying process, the diameter of the main shaft 3 and the compressed cone 8 cooperate to compress the domestic garbage, the solid phase enters the solid phase outlet through the compressed cone 8 port, and the liquid during compression is compressed through the outer filter screen 5 and the main shaft screen 6;

S3, the liquid squeezed out of the outer filter screen 5 enters the pipeline or container through the filtrate outlet of the outer filter screen 5 at the bottom of the rack 11, and the liquid filtered by the main shaft filter screen 6 is collected by the receiving plate 7 into the water phase of the inner filter screen during rotation The outlet section is transported to the outer pipeline or container of the equipment through the inner screw 9.

The present invention uses the structure of double helix inside the shaft and outside the shaft, and adopts the method of arranging holes on the main shaft 3 of the extrusion screw, which greatly improves the water filtering area of the extrusion dehydrator, and the mechanism of the double helix inside and outside accelerates the filtrate. conveying, improving the operating efficiency of the equipment.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and not to limit them. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present invention can be Modifications or equivalent replacements, without departing from the spirit and scope of the technical solution, should all be included in the scope of the claims of the present invention.

Claims (7)

1. a high-efficiency waste extrusion dewatering equipment is characterized in that: comprising a frame, a motor and a reducer arranged on the frame, and a main shaft communicated with the reducer and arranged in the frame extrusion cavity, the main shaft shell The outer screw is installed on the body and communicates with the filtrate outlet of the outer filter through the outer filter set on the extrusion cavity; The end of the main shaft away from the reducer is provided with a main shaft screen, the main shaft screen communicates with the inside of the main shaft and is connected to the water phase outlet of the inner screen through the inner screw arranged in the main shaft. 2 . The high-efficiency waste extrusion and dehydration equipment according to claim 1 , wherein the main shaft is set with a variable diameter, and the inner diameter gradually increases along the kitchen waste inlet to the water phase outlet of the inner filter. 3 . 3. A high-efficiency waste extrusion and dehydration device according to claim 2, characterized in that: the end of the extrusion cavity is provided with a pressed cone, and a pressed cone is formed between the pressed cone and the main shaft and is connected with the solid phase. Exit connection. 4. A high-efficiency waste extrusion dewatering device according to claim 1, wherein the diameter of the water phase outlet section of the inner filter screen is smaller than the size of the main shaft, and the inner screw is placed in the water phase outlet section of the inner screen screen and passes through The receiving tray communicates with the interior of the spindle. 5. A high-efficiency waste extrusion dewatering device according to claim 4, wherein the main shaft and the water-phase outlet section of the inner filter are integrally constructed, and the water-phase outlet section of the inner filter is connected to the frame through a bearing. 6 . The high-efficiency waste extrusion and dehydration device according to claim 1 , wherein the main shaft filter screen is composed of several through holes opened on the main shaft, and the diameter of the through holes is smaller than the solid phase size of kitchen waste. 7 . 7. An efficient method for squeezing and dewatering waste, using an efficient squeezing and dehydrating device for waste as claimed in any one of claims 1 to 6, wherein the method comprises the following steps: S1, the kitchen waste enters the extrusion cavity through the kitchen waste inlet, and is transported forward through the outer screw; S2, during the conveying process, the diameter of the main shaft and the pressed cone cooperate to compress the domestic waste, the solid phase enters the solid phase outlet through the pressed cone mouth, and the compressed liquid is compressed through the outer filter screen and the main shaft filter screen; S3, the liquid squeezed out of the outer filter screen enters the pipeline or container through the filtrate outlet of the outer filter screen at the bottom of the frame, and the liquid filtered by the main shaft filter screen is collected by the receiving disc to the water phase outlet section of the inner filter screen during rotation, and passes through The inner screw is conveyed to the outer pipeline or container of the equipment.

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