CN215590009U - Circulating oil extraction device for kitchen and kitchen waste - Google Patents

Abstract

The application discloses a circulating oil extraction device for kitchen and kitchen waste, which comprises a primary extrusion device, a screw conveyor and a secondary extrusion device, wherein materials are extruded by the primary extrusion device and then conveyed to the secondary extrusion device through the screw conveyor; the top of screw conveyer is provided with the washing subassembly, and the washing subassembly can release the flush fluid and wash in order to wash the material in the screw conveyer, and screw conveyer's bottom is provided with the filter screen, and the flush fluid is after washing the material from filter screen discharge screw conveyer. According to the circulating oil extraction device, in the process that the solid matters separated by the primary extrusion device are conveyed to the secondary extrusion device by the screw conveyer, the washing component is adopted to wash materials in the screw conveyer, so that the oil on the surface of the solid matters is washed away by the washing liquid, the washing liquid mixed with the oil is discharged through a filter screen at the bottom of the screw conveyer, secondary extraction and utilization can be realized, and the oil extraction rate is improved; the oil content of the solid is reduced, and less slag is obtained after the solid is conveyed to a secondary extrusion device.

Description

Circulating oil extraction device for kitchen and kitchen waste

Technical Field

The utility model relates to the technical field of kitchen waste treatment, in particular to a circulating oil extraction device for kitchen and kitchen waste.

Background

The kitchen and kitchen waste needs to be subjected to multistage extrusion to form solid type slag in the treatment process, but due to the special characteristics of the kitchen and kitchen waste, the grease content is high, the oil extraction rate obtained by extrusion is low, and the slag yield of the solid type slag is also high, so that the extrusion effect is poor and resources are wasted.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model aims to provide a circulating oil extraction device for kitchen and kitchen waste, which adopts a flushing component to flush materials in a screw conveyer in the process that a solid matter separated by a primary extrusion device is conveyed to a secondary extrusion device by the screw conveyer, so that the oil on the surface of the solid matter is flushed by flushing liquid, the flushing liquid mixed with the oil is finally discharged through a filter screen at the bottom of the screw conveyer, secondary extraction and utilization can be realized, and the oil extraction rate is improved; the oil content of the solid is reduced, and less slag can be obtained after the solid is conveyed to a secondary extrusion device.

In order to achieve the purpose, the utility model provides a circulating oil extraction device for kitchen and kitchen waste, which comprises a primary extrusion device, a screw conveyor and a secondary extrusion device, wherein materials are extruded by the primary extrusion device and then conveyed to the secondary extrusion device through the screw conveyor; the top of screw conveyer is provided with the washing subassembly, it can release the flush fluid in order right to wash the material in the screw conveyer, screw conveyer's bottom is provided with the filter screen, the flush fluid is followed after washing the material the filter screen is discharged screw conveyer. According to the circulating oil extraction device, in the process that the solid matters separated by the primary extrusion device are conveyed to the secondary extrusion device by the screw conveyer, the washing component is adopted to wash materials in the screw conveyer, so that the oil on the surface of the solid matters is washed away by the washing liquid, the washing liquid mixed with the oil is finally discharged through the filter screen at the bottom of the screw conveyer, secondary extraction and utilization can be carried out, and the oil extraction rate is improved; the oil content of the solid is reduced, and less slag can be obtained after the solid is conveyed to a secondary extrusion device.

In one example, the flushing assembly comprises a liquid supply device, a liquid supply pipeline and a liquid spraying pipe, wherein the liquid spraying pipe is fixed above the spiral conveyer and extends along the long axis direction of the spiral conveyer, and the liquid spraying pipe is connected with the liquid supply device through the liquid supply pipe. The liquid supply device mainly plays a role in providing flushing liquid, and the flushing liquid flows from the liquid supply device to the liquid spraying pipe through the liquid supply pipeline and is sprayed into the spiral conveyer from the liquid spraying pipe.

In one example, the side of the liquid spraying pipe facing the spiral conveyor is provided with a plurality of liquid spraying holes at intervals. The flush fluid passes through the hydrojet hole and spouts into the screw conveyer in, and the flush fluid can be guaranteed to carry out thorough washing to the material by a plurality of hydrojet holes that the interval set up.

In one example, the liquid supply device is configured as a three-phase centrifuge. The liquid separated by the three-phase centrifuge can be directly used for washing.

In one example, the diameter of the liquid ejecting hole is set to be 5mm, and the interval between two adjacent liquid ejecting holes is 150 mm.

In one example, the rinse solution is provided as hot water at 60℃ to 65℃. When the hot water is adopted for washing, on one hand, more grease can be washed away, on the other hand, the temperature of the solid matters after washing is increased, and the slag discharge amount of the solid slag after entering the secondary extrusion device is also reduced.

In one example, the screw conveyor has a cover plate above it and the spray pipe is fixed below the cover plate.

In one example, the primary extrusion device is configured as a screw extruder.

In one example, the secondary extrusion device is provided as a high pressure extruder.

In one example, the circulating oil extraction device further comprises a grease recovery system, the filter screen is communicated with the grease recovery system, and the washing liquid is discharged out of the screw conveyor from the filter screen and enters the grease recovery system after the materials are washed. The flushing fluid carrying the grease enters the grease recovery system through the filter screen, the grease is recovered for the second time, and the oil extraction rate of the system can be improved.

Drawings

The drawings described herein are only for assisting those skilled in the art in understanding the technical solutions of the present invention, and the exemplary embodiments of the present invention described in conjunction with the drawings are only for explaining the technical solutions of the present invention and do not constitute a limitation of the present invention. In the drawings:

fig. 1 is a schematic view of a circulating oil extraction device for kitchen and kitchen waste according to an embodiment of the present invention.

List of reference numerals:

the device comprises a circulating oil extraction device 1, a primary extrusion device 2, a screw conveyor 3, a secondary extrusion device 4, a filter screen 5, a liquid supply device 6, a liquid supply pipeline 7, a liquid spraying pipe 8, a liquid spraying hole 9, a cover plate 10 and a grease recovery system 11.

Detailed Description

In order to more clearly explain the overall concept of the utility model, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "central," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the indicated orientations and positional relationships based on the drawings for ease of description and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. In the description of the present specification, reference to the description of the terms "one aspect," "some aspects," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the aspect or example is included in at least one aspect or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same solution or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more aspects or examples.

As shown in fig. 1, the utility model provides a circulating oil extraction device 1 for kitchen and kitchen waste, which comprises a primary extrusion device 2, a screw conveyor 3 and a secondary extrusion device 4, wherein materials are extruded by the primary extrusion device 2 and then conveyed to the secondary extrusion device 4 through the screw conveyor 3; the top of screw conveyer 2 is provided with the subassembly that washes, and the subassembly that washes can release the flush fluid and wash with the material to in the screw conveyer 3, and the bottom of screw conveyer 3 is provided with filter screen 5, and the flush fluid is after washing the material from filter screen 5 discharge screw conveyer 3. In the process that the solid matters separated by the primary extrusion device 2 are conveyed to the secondary extrusion device 4 by the screw conveyor 3, the circulating oil extraction device 1 adopts the flushing component to flush the materials in the screw conveyor 3, so that the flushing liquid flushes the grease on the surface of the solid matters, the flushing liquid mixed with the grease is finally discharged through the filter screen 5 at the bottom of the screw conveyor 3, secondary extraction and utilization can be carried out, and the oil extraction rate is improved; the oil content of the solid is reduced and a smaller amount of slag can be obtained after the solid is conveyed to the secondary extrusion device 4.

In one embodiment, as shown in fig. 1, the flushing assembly comprises a liquid supply device 6, a liquid supply pipe 7 and a liquid spray pipe 8, wherein the liquid spray pipe 8 is fixed above the spiral conveyer 3 and extends along the long axis direction of the spiral conveyer 3, and the liquid spray pipe 8 is connected with the liquid supply device 6 through the liquid supply pipe 7. The liquid supply device 6 mainly serves to supply flushing liquid, which flows from the liquid supply device 6 via the liquid supply duct 7 to the liquid spray pipe 8 and is sprayed from the liquid spray pipe 8 into the screw conveyor 3.

In one embodiment, as shown in fig. 1, the liquid spraying pipe 8 is provided with a plurality of liquid spraying holes 9 at intervals on one surface facing the spiral conveyor 3. In the flush fluid spout into screw conveyer 3 through hydrojet hole 9, the flush fluid can be guaranteed to carry out thorough washing to the material by a plurality of hydrojet holes 9 that the interval set up.

In one embodiment, the liquid supply 6 is configured as a three-phase centrifuge. The liquid separated by the three-phase centrifuge can be directly used for washing.

Specifically, the diameter of the liquid ejecting holes 9 is set to 5mm, and the interval between two adjacent liquid ejecting holes 9 is 150 mm. The size, quantity and the interval distance flow of the diameter of the liquid spraying holes 9 can be flexibly adjusted according to the material conveying amount and the material temperature, and the application does not limit the size, the quantity and the interval distance flow.

In one embodiment, the rinse solution is provided as hot water at 60℃ to 65℃. When the hot water is adopted for washing, on one hand, more grease can be washed away, on the other hand, the temperature of the solid matters after washing is increased, and the slag discharging amount of the solid slag after entering the secondary extrusion device 4 is also reduced.

In one embodiment, as shown in fig. 1, the screw conveyor 3 has a cover plate 10 above it, and the liquid spray pipe 8 is fixed below the cover plate 10.

In one particular embodiment, the primary extrusion device 2 is configured as a screw extruder.

In one embodiment, the secondary extrusion device 4 is configured as a high pressure extruder.

In one embodiment, as shown in fig. 1, the oil circulation extraction device 1 further comprises a grease recovery system 11, the filter screen 5 is communicated with the grease recovery system 11, and the washing liquid is discharged out of the screw conveyor 3 from the filter screen 5 and enters the grease recovery system 11 after the washing liquid washes the materials. The flushing liquid carrying the grease enters the grease recovery system 11 through the filter screen 5, the grease in the flushing liquid is recovered for the second time, and the oil extraction rate of the system can be improved.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (10)

1. A circulating oil extraction device for kitchen and kitchen waste is characterized by comprising a primary extrusion device, a screw conveyor and a secondary extrusion device, wherein materials are extruded by the primary extrusion device and then conveyed to the secondary extrusion device through the screw conveyor; the top of screw conveyer is provided with the washing subassembly, it can release the flush fluid in order right to wash the material in the screw conveyer, screw conveyer's bottom is provided with the filter screen, the flush fluid is followed after washing the material the filter screen is discharged screw conveyer.

2. The kitchen and kitchen waste circulating oil extraction device according to claim 1, wherein the flushing assembly comprises a liquid supply device, a liquid supply pipeline and a liquid spraying pipe, the liquid spraying pipe is fixed above the spiral conveyor and extends along the long axis direction of the spiral conveyor, and the liquid spraying pipe is connected with the liquid supply device through the liquid supply pipe.

3. The kitchen and kitchen waste circulating oil extraction device according to claim 2, wherein a plurality of liquid spraying holes are formed in the side, facing the spiral conveyor, of the liquid spraying pipe at intervals.

4. The kitchen and kitchen waste recycling oil extraction device according to claim 2, wherein the liquid supply device is a three-phase centrifuge.

5. The kitchen and kitchen waste circulating oil extraction device according to claim 3, wherein the diameter of each liquid spraying hole is set to be 5mm, and the interval between every two adjacent liquid spraying holes is 150 mm.

6. The kitchen and kitchen waste recycling oil extraction device according to claim 1, wherein the flushing liquid is hot water at 60-65 ℃.

7. The kitchen and kitchen waste recycling and oil extracting device as claimed in claim 2, wherein a cover plate is arranged above the screw conveyor, and the liquid spraying pipe is fixed below the cover plate.

8. The kitchen and kitchen waste recycling and oil extraction device as recited in claim 1, wherein said primary extrusion device is configured as a screw extruder.

9. The kitchen and kitchen waste recycling and oil extraction device as recited in claim 1, wherein said secondary extrusion device is configured as a high pressure extruder.

10. The kitchen and kitchen waste recycling oil extractor as claimed in any one of claims 1 to 9, further comprising a grease recovery system, wherein the filter screen is in communication with the grease recovery system, and the washing liquid is discharged from the filter screen into the grease recovery system after washing the materials.

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