CN215559497U - Household kitchen sewage recycling system - Google Patents

Abstract

The utility model relates to a family kitchen sewage treatment technical field provides a family kitchen sewage recycle system, includes: the device comprises an oil stain separating device, a sewage treatment tank, a water storage tank, a water pump, a water using facility and a pipeline for connection, which are connected in sequence; the oil-dirt separation device comprises a shell, wherein the upper part of the shell is provided with a slag discharge port and an oil outlet, and the lower part of the shell is provided with a sewage outlet; the upper portion still is provided with the coarse filtration layer in the casing, arrange the cinder notch and be located above the coarse filtration layer, the oil-out is located below the coarse filtration layer, the coarse filtration layer is connected arrange the cinder notch. The household kitchen sewage recycling system is simple in structure, economical and practical and suitable for rural families; can enhance the recycling of rural kitchen sewage, save water resources and reduce pollution.

Description

Household kitchen sewage recycling system

Technical Field

The utility model relates to a kitchen sewage technical field, concretely relates to family's kitchen sewage recycle system.

Background

In rural areas of China, due to the fact that economic culture and other aspects are relatively backward, most rural families directly discharge kitchen sewage to the outside without being treated, the kitchen sewage contains a large amount of pollutants such as oil stains, organic matters, inorganic matters and the like, and the untreated kitchen sewage is directly discharged, so that soil is polluted, the environment is deteriorated, the environment is attractive, and the environment is unpleasant. The kitchen sewage is intensively discharged into the soil throughout the year, so that the kitchen sewage exceeds the self-purification capacity of the soil, the soil pollution is caused, and the rural cultivated land is reduced. Crops are planted on polluted soil, poultry and the like raised in rural families also move on the polluted soil, and pollutants in the soil enter human bodies through food chains and have the hazards of carcinogenesis, teratogenesis and mutagenesis.

In the prior art, when kitchen sewage is treated, wastes such as food residues and the like are removed, and then oil-water separation is carried out; and respectively discharging grease and water after oil-water separation, wherein the separated water is discharged into a pipeline after being treated. In the prior art, the kitchen sewage treatment technology is to separate water and grease, and the water after grease separation is not reasonably utilized and is directly discharged; the existing device is larger, and the electric energy used by the motor is larger in energy consumption, so that the device is not suitable for being used in small families; the kitchen sewage treatment device in the prior art is high in cost, and accessories of the device need to be replaced in time, so that the device is troublesome.

SUMMERY OF THE UTILITY MODEL

The following presents a simplified summary of the disclosure in order to provide a basic understanding of some aspects of the disclosure. It should be understood that this summary is not an exhaustive overview of the disclosure. It is not intended to identify key or critical elements of the disclosure or to delineate the scope of the disclosure. Its sole purpose is to present some concepts in a simplified form as a prelude to the more detailed description that is discussed later.

In view of the above-mentioned defects of the prior art, the present disclosure aims to provide a system for recycling kitchen sewage in a home, so as to solve at least the problems of high cost, high energy consumption and unsuitability for home use of the current kitchen sewage treatment system.

According to an aspect of the present disclosure, there is provided a home kitchen sewage recycling system, including: the device comprises an oil-stain separation device, a sewage treatment tank, a water storage tank, a water pump, a water utilization facility and a pipeline for connection; the inlet of the oil stain separation device is connected with a kitchen sewage drainage pipeline, the water inlet of the sewage treatment tank is connected with the sewage outlet of the oil stain separation device, the water inlet of the water storage tank is connected with the water outlet of the sewage treatment tank, the water outlet of the water storage tank is connected with a water pump, and the water-using facility is connected with the water outlet of the water pump; the sewage treatment box comprises a filtering layer and an activated carbon layer, and is used for sequentially carrying out filtering treatment and adsorption treatment on sewage.

The household kitchen sewage recycling system according to the embodiment of the disclosure has a simple structure, is economical and practical, and is suitable for rural families; the recycling of rural kitchen sewage can be enhanced, water resources are saved, and pollution is reduced; further through the use of solar cell, practice thrift the electric energy, the cost reduces.

These and other advantages of the present disclosure will become more apparent from the following detailed description of the preferred embodiments of the present disclosure when taken in conjunction with the accompanying drawings.

Drawings

The disclosure may be better understood by reference to the following description taken in conjunction with the accompanying drawings, in which like or similar reference numerals identify like or similar parts throughout the figures. The accompanying drawings, which are incorporated in and form a part of this specification, illustrate preferred embodiments of the present disclosure and, together with the detailed description, serve to explain the principles and advantages of the disclosure. Wherein:

fig. 1 is a schematic workflow diagram of a domestic kitchen waste water recycling system according to an embodiment of the present disclosure;

fig. 2 is a schematic view of the structure of a home kitchen sewage recycling system according to an embodiment of the present disclosure;

FIG. 3 is a schematic top view of a sewage treatment tank of a domestic kitchen sewage recycling system according to another embodiment of the present disclosure;

FIG. 4 is a schematic view showing a step structure of the sewage treatment tank shown in FIG. 3;

FIG. 5 is a schematic top view of a sewage treatment tank of a domestic kitchen sewage recycling system according to yet another embodiment of the present disclosure;

FIG. 6 is a schematic structural diagram of an oil-water separator of a domestic kitchen wastewater recycling system according to an embodiment of the present disclosure;

the reference numerals in the figures are as follows:

1-a washing tool pool;

2-oil dirt separation device, 21-slag discharge port, 22-oil outlet, 23-sewage outlet, 24-coarse filter layer, 25-oil scraping plate and 26-slag scraping plate;

3-a filter layer, 4-an activated carbon layer, 34-a sewage treatment tank, 341-a tank body, 342-a stand column, 343-a slope surface, 3431-a baffle, 344-a first purification layer, 3441-a filter material layer, 3442-an activated carbon layer, 345-a second purification layer, 346-a water inlet and 347-a water outlet;

5-a water storage tank;

6-solar water pump, 61-water pump, 62-photovoltaic power generation system;

7-sprinkling irrigation equipment.

Skilled artisans appreciate that elements, devices, and the like in the figures are illustrated for simplicity and clarity and have not necessarily been drawn to scale. For example, the dimensions of some of the elements, devices, etc. in the figures may be exaggerated relative to other elements, devices, etc. to help improve the understanding of the embodiments of the present disclosure.

Detailed Description

Exemplary embodiments of the present disclosure will be described hereinafter with reference to the accompanying drawings. In the interest of clarity and conciseness, not all features of an actual implementation are described in the specification. It will of course be appreciated that in the development of any such actual embodiment, numerous implementation-specific decisions must be made to achieve the developers' specific goals, such as compliance with device-related and business-related constraints, which will vary from one implementation to another. Moreover, it will be appreciated that such a development effort might be complex and time-consuming, but would nevertheless be a routine undertaking for those of ordinary skill in the art having the benefit of this disclosure.

Here, it should be further noted that, in order to avoid obscuring the present disclosure with unnecessary details, only device structures and/or processing steps closely related to the scheme according to the present disclosure are shown in the drawings, and other details not so relevant to the present disclosure are omitted.

The embodiment of the present disclosure provides a family kitchen sewage recycling system, including: the device comprises an oil-stain separation device, a sewage treatment tank, a water storage tank, a water pump, a water utilization facility and a pipeline for connection; the inlet of the oil stain separation device is connected with a kitchen sewage drainage pipeline, the water inlet of the sewage treatment tank is connected with the sewage outlet of the oil stain separation device, the water inlet of the water storage tank is connected with the water outlet of the sewage treatment tank, the water outlet of the water storage tank is connected with a water pump, and the water-using facility is connected with the water outlet of the water pump; the sewage treatment box comprises a filtering layer and an activated carbon layer, and is used for sequentially carrying out filtering treatment and adsorption treatment on sewage.

Fig. 1-2 schematically illustrate an example structure of a home kitchen sewage recycling system according to an embodiment of the present disclosure.

As shown in fig. 1 to 2, a system for recycling domestic kitchen sewage according to an embodiment of the present disclosure includes: the oil-stain separation device 2, the sewage treatment tank 34, the water storage tank 5, the water pump 61, the water using facility and the pipeline for connection; the inlet of the oil stain separating device 2 is connected with a kitchen sewage drainage pipeline, the water inlet of the sewage treatment tank 34 is connected with the sewage outlet 23 of the oil stain separating device 2, the water inlet of the water storage tank 5 is connected with the water outlet of the sewage treatment tank 34, the water outlet of the water storage tank 5 is connected with the water pump 61, and the water facility is connected with the water outlet of the water pump 61. The components of their respective sub-devices and their connections are further described below.

In the embodiment of the disclosure, an inlet of the oil-stain separating device 2 is connected with a kitchen sewage drainage pipeline, specifically, the oil-stain separating device 2 can be respectively connected with a kitchen sewage source such as a washing tool pool 1 and/or a dish washer, and the kitchen sewage source such as the washing tool pool 1 and/or the dish washer generates sewage and then is discharged into the oil-stain separating device 2 through a pipeline for oil-stain separation treatment.

In the embodiment of the disclosure, the oil-dirt separation device 2 comprises a housing, wherein the upper part of the housing is provided with a slag discharge port 21 and an oil outlet 22, and the lower part of the housing is provided with a sewage outlet 23; a coarse filter layer (such as a filter plate or a filter screen, which can be made of stainless steel generally) is arranged at the upper part in the shell and is used for separating solid impurities and an oil-water mixture, and the coarse filter layer is connected with a slag discharge port 21 of the shell so as to be convenient for discharging the solid impurities; the kitchen sewage is subjected to oil-water separation in the shell after passing through the filtering device, generally, by utilizing the principle of different water-oil densities, oil stains are gradually gathered upwards and discharged through an oil outlet 22 at the upper part of the shell, and the sewage with reduced oil content is discharged from a sewage outlet 23 at the lower part of the shell for further treatment. Reference may also be made to other configurations of the oil separating device on the market or other prior art configurations. The present disclosure is not limited thereto.

As a preferred example, the oil-dirt separating device 2 includes a cylindrical housing, a coarse filtering layer 24 is horizontally disposed at an upper portion in the housing, the coarse filtering layer 24 is used for separating solid impurities (i.e. slag) and an oil-water mixture in the sewage, the slag discharge port 21 is located above the coarse filtering layer 24, the oil outlet 22 is located below the coarse filtering layer 24, a rotating shaft is further disposed on an inner axis of the housing, the rotating shaft is connected with a motor, a slag scraping plate 26 is further disposed above the coarse filtering layer 24, the slag scraping plate 26 is connected with the rotating shaft and can rotate around the rotating shaft to scrape the slag, i.e. the solid impurities (i.e. slag) separated from the sewage are scraped into the slag discharge port 21 to be discharged. In practice, the length of the scraper 26 may be comparable to the diameter of the housing of the oil-dirt separation device 2, and the slag discharge opening 21 (and the slag discharge pipe) may be arranged tangentially to the side wall of the housing.

Further, the oil-dirt separation device 2 further comprises an oil scraping plate 25 arranged below the coarse filter layer 24, the rotating shaft penetrates through the coarse filter layer 24 and extends downwards, the oil scraping plate 25 is connected with the rotating shaft, and oil dirt floating on the upper layer after oil-water separation can be pushed to be discharged to the oil outlet 22 in a rotating mode around the rotating shaft. In practice, the length of the oil scraper 25 may be comparable to the diameter of the casing of the oil separating device 2, and the oil outlet 22 (and the oil outlet pipe) may be arranged tangentially to the casing side wall.

In the embodiment of the disclosure, the sewage treatment tank 34 includes a tank body, and a filter layer 3 and an activated carbon layer 4 which are arranged in the tank body, sewage discharged from the sewage outlet 23 of the oil dirt separation device 2 enters the tank body, and purified water is obtained by sequentially treating the sewage through the filter layer 3 and the activated carbon layer 4. The filter layer 3 is used for adsorbing pollutants such as macromolecular organic matters, inorganic matters and the like and fine impurities in the sewage; preferably, the filter layer 3 comprises acrylic cotton and activated carbon, the acrylic cotton is a fiber and is spongy, oil absorption is facilitated, and the absorption effect can be enhanced by adding a layer of activated carbon. The activated carbon layer 4 is used for removing color and peculiar smell in sewage, further removing organic matters, chemical pollutants and the like, and providing good conditions for storing effluent in the water storage tank. The activated carbon layer 4 is preferably coconut shell activated carbon with the grain diameter of 1-3 mm; more preferably 1.5-2.5cm thick. In specific practice, acrylic fiber cotton and activated carbon can be arranged between organic glass plates to be fixed into a layer, and the organic glass plates are provided with a plurality of holes, the particle size of the holes can be penetrated by water, but the loss of the activated carbon is prevented; of course, other materials such as other plastics or stainless steel may be used to fix the filter layer 4 and the activated carbon layer 4.

Optionally, in sewage treatment case 34, along water flow direction, filter layer 3 and activated carbon layer 4 set up vertically in proper order, and filter layer 3 and activated carbon layer 4 divide into sewage chamber, first clear water chamber and clear water chamber with sewage treatment case in proper order, and sewage gets into first clear water chamber after getting into the sewage chamber and oozes filter layer 3 through filtration treatment in proper order, gets into the clear water chamber, obtains clean water through activated carbon layer 4's processing afterwards, gets into the clear water chamber. The filter layer 3 and the activated carbon layer 4 are vertically arranged, so that the loss of filter materials can be reduced.

Optionally, the filter layer 3 and the activated carbon layer 4 in the sewage treatment tank 34 are horizontally set. The filter layer 3 comprises acrylic fiber cotton and active carbon, wherein the acrylic fiber cotton is arranged above the filter layer, and the active carbon is arranged below the filter layer.

In the embodiment of the present disclosure, the water storage tank 5 is used for storing water treated by the sewage treatment tank 34, and the water inlet thereof is connected to the water outlet of the sewage treatment tank 34, and the water outlet thereof is connected to a subsequent water-consuming facility. The provision of the water storage tank 5 facilitates the improvement of the storage of the recovered water and the improvement of the utilization rate of the recovered water in consideration of the intermittency of the discharge of the kitchen sewage and the uncertainty of the demand of the water using facility 7.

In the disclosed embodiment, the water pump 61 of the domestic kitchen waste water recycling system is connected to the outlet of the reservoir 5 for providing power to deliver recycled water to subsequent water utilities such as toilet tanks, mop sinks, garden watering devices (e.g., sprinkler 7), and the like.

In another embodiment of the present disclosure, the water pump 61 of the domestic kitchen wastewater recycling system may be the solar water pump 6, in other words, the domestic kitchen wastewater recycling system further includes a photovoltaic power generation system 62 (which may include a solar panel, a controller, a storage battery, etc.) connected to the water pump 10, and provides energy for the water pump 61. At present, an independent photovoltaic system is generally prepared in rural areas, the independent photovoltaic system is not connected with a local power grid, a photovoltaic power generation system is connected with a solar storage battery through a charging controller, generated surplus electric quantity can be stored in the storage battery, the photovoltaic power generation system is used when solar radiation intensity is low (at night or in rainy days), energy obtained by a household kitchen sewage recycling system through solar power generation can save resources, and the photovoltaic power generation system is green and environment-friendly. Of course, the domestic kitchen sewage recycling system can be externally connected with a municipal power supply as a standby power supply so as to maintain the normal operation of the system when needed.

In another embodiment of the present disclosure, the sewage treatment tank 34 includes: a cylindrical tank 341, the upper part of the tank 341 is provided with a water inlet 346, the lower part is provided with a water outlet 347, a column 342 is vertically arranged in the tank 341, a spiral ascending slope 343 is radially extended from the side wall of the column 342 to the inner side wall of the tank 341, and a purifying material, namely a first purifying layer 344 is paved on the slope 343; in other words, a spiral ascending/descending slope 343 is provided in a space from the sidewall of the column 342 to the inner sidewall of the tank 341, the slope 343 connects the sidewall of the column 342 to the inner sidewall of the tank 341, and divides the space from the sidewall of the column 342 to the inner sidewall of the tank 341 into a spiral sewage passage, and sewage enters the sewage treatment tank 34 from the water inlet, then spirally moves downward through the passage, and is treated by the purification material.

For example, in a specific example, the slope 343 may be a step-by-step (see fig. 3 and 4); the steps include horizontal plates and vertical plates, the horizontal plate of each step is connected with the vertical plate of an adjacent step, and a purification material, i.e., a first purification layer 344, is laid on the horizontal plate of the step. The number of steps is not limited in the present disclosure, but generally 4-8 steps are set every week (or every layer), and 1-2 weeks (or every layer) are set (4-16 steps in total). In practice, the first purification layer 344 may include a filter material layer 3441 and an activated carbon layer 3442, with the filter material layer 3441 being located above the activated carbon layer 3442. The filtering material layer 3441 can be made of superfine fiber adsorbing material made of polypropylene, which only absorbs oil and is not hydrophilic.

Optionally, referring to fig. 4, the edge of the horizontal plate of the step is provided with a baffle 3431 to block the purification material and prevent loss.

Optionally, tank 341 also includes an upper cover that can be opened when needed to replace the purifier material or to service.

Optionally, a removable or non-removable filter frame is disposed on the step, and the first purification layer 344 is disposed in the filter frame. The detachable filter material frame makes the replacement of the filter material and other purification materials more convenient. More preferably, a perforated disc is arranged above the filter material frame, so that the inlet water is further uniformly dispersed.

Optionally, a plurality of holes can be formed in the horizontal plate of part or all of the steps, part of sewage can directly fall down after being filtered, and the sewage does not need to be filtered by the next adjacent step, so that the impact on the device can be reduced when the flow of the sewage is increased. Preferably, the horizontal plate of the step is provided with a hole from the third step or the fourth step at the water inlet. Because the impact and the processing load on the first step and the second step are heavier than those on other steps, the filter material of the first step and the second step can be replaced more frequently, and therefore, the design is relatively simple and convenient in maintenance work.

The design of the step type filter layer adopted in the embodiment is like a spiral ascending/descending stair, so that the filtering area can be increased in a limited space, sewage enters the device from the water inlet 346 and then is discharged from the water outlet 347, the retention time is prolonged, and the filtering and purifying effects are improved. In addition, the step type design is easier to replace the filter material, and the use and maintenance are more convenient.

For another example, in another specific example, the slope 343 may be a plane (see fig. 5); the sloped surface 343 is coated with a decontaminating material (i.e., a first decontaminating layer 344, not shown). The number of the spiral on the slope is not limited in the present disclosure, but is generally set to 1-2 circles, and the angle between the slope 343 and the horizontal plane is 15-20 °.

In the above embodiments of the present disclosure, the purifying material on the slope 341 includes an oil absorbent cotton layer and an activated carbon layer. The oil absorption cotton layer can be made of superfine fiber adsorption material made of polypropylene, and only absorbs oil and is not hydrophilic. In order to prevent the activated carbon material from moving downwards, the activated carbon material can be loaded on a carrying disc provided with grids, and a step-type baffle can be arranged on a vertical slope surface.

In the embodiment of the present disclosure, another purification material layer is further disposed at the bottom of the cylindrical box 341. If the sloping filter layer is the first purifying layer 344, the other purifying material layer is the second purifying layer 345, and the second purifying layer 345 can further perform a second purifying treatment on the sewage after the first purifying treatment by the first purifying layer 344. The second purification layer 345 is preferably an ion exchange resin.

Compared with the prior art, the beneficial effects of the present disclosure include but are not limited to:

1) the household kitchen sewage recycling system is provided with the oil stain separation device, the oil stain separation device firstly separates some solid impurities and oil from water discharged by kitchen sewage sources such as a washing tool pool and the like through the filtering device, then oil and water separation treatment is carried out on the oil-water mixture, and waste residues, oil stains and sewage are discharged through different ports and are subjected to classification treatment, so that the treatment burden of the system is reduced, and the quality of recovered water is improved;

2) according to the household kitchen sewage recycling system, the sewage is sequentially filtered layer by layer through the filtering layer and the activated carbon layer by arranging the sewage treatment tank and the water storage tank, the filtering layer adsorbs pollutants such as macromolecular organic matters, inorganic matters and the like and fine impurities in the sewage, the activated carbon layer further removes the color and peculiar smell in the sewage and the residual small amount of organic matters, chemical pollutants and the like, and the obtained recycled water with excellent quality enters the water storage tank to realize water recycling, so that the sewage discharge amount is reduced, the pollution to the ecological environment is avoided, and the water recycling rate is improved;

3) according to the household kitchen sewage recycling system, the sewage treatment device is provided with the filter layer and the activated carbon layer, so that the purification effect is good, the filter material is convenient to take and use, and the manufacturing cost is low; the spiral ascending/descending type slope filtering layer not only improves the treatment effect, but also is easy to replace and maintain;

4) the household kitchen sewage recycling system disclosed by the invention has the advantages that the solar water pump is arranged, so that the water pump is maintained to work with low energy consumption, the power consumption of rural families is effectively reduced, and the energy is saved and the environment is protected.

In summary, according to the embodiments of the present disclosure, the present disclosure provides the following technical solutions, but is not limited thereto:

scheme 1 a family kitchen sewage recycle system, its characterized in that includes: the device comprises an oil stain separating device, a sewage treatment tank, a water storage tank, a water pump, a water using facility and a pipeline for connection, which are connected in sequence; the oil-dirt separation device comprises a shell, wherein the upper part of the shell is provided with a slag discharge port and an oil outlet, and the lower part of the shell is provided with a sewage outlet; the upper portion still is provided with the coarse filtration layer in the casing, arrange the cinder notch and be located above the coarse filtration layer, the oil-out is located below the coarse filtration layer, the coarse filtration layer is connected arrange the cinder notch.

2. The household kitchen sewage recycling system according to the scheme 1 is characterized in that a shell of the oil stain separating device is cylindrical, the coarse filter layer is horizontally arranged at the upper portion in the shell, a rotating shaft is further arranged on an axis in the shell and connected with a motor, a slag scraping plate is further arranged above the coarse filter layer and connected with the rotating shaft, and the slag scraping plate can rotate around the rotating shaft to scrape slag.

3. According to scheme 2 family kitchen sewage recycle system, its characterized in that, greasy dirt separator still including set up in the frizing board 25 of coarse filtration layer below, the pivot runs through coarse filtration layer downwardly extending, the frizing board is connected with the pivot, can center on the pivot is rotatory promote the greasy dirt to the oil-out is discharged.

4. The system for recycling the sewage of the home kitchen according to any one of the schemes 1 to 3 is characterized in that the sewage treatment tank comprises a tank body, and a filter layer and an activated carbon layer which are arranged in the tank body and used for allowing the sewage to sequentially pass through; the filtering layer and the activated carbon layer are both vertically arranged or both horizontally arranged; preferably, the filter layer comprises acrylic fiber cotton and activated carbon; the activated carbon layer adopts coconut shell-shaped activated carbon with the particle size of 1-3 mm; more preferably, the thickness of the activated carbon layer is 1.5-2.5 cm.

5. The system for recycling household kitchen sewage according to any one of claims 1 to 3, wherein the sewage treatment tank comprises: the box of cylinder form, the upper portion of box is equipped with the water inlet, and the lower part is equipped with the delivery port, the vertical stand that is equipped with in the box, follow the lateral wall of stand extremely the inside wall radiation extension of box is equipped with spiral shell screwing in rose domatic, domatic upper berth is equipped with first purification layer.

6. The system for recycling the sewage of the home kitchen according to the scheme 5 is characterized in that the slope is formed by a plurality of steps, each step comprises a horizontal plate and a vertical plate, and the horizontal plate of each step is connected with the vertical plate of the adjacent step; the first purification layer is laid on the horizontal plate of the step.

7. The system for recycling the household kitchen sewage according to the scheme 6 is characterized in that 4-8 steps are arranged in the sewage treatment tank every week for 1-2 weeks.

8. The system for recycling the sewage in the household kitchen according to the scheme 6 is characterized in that the first purifying layer comprises a filter material layer and an activated carbon layer, and the filter material layer is positioned on the activated carbon layer.

9. The system for recycling the household kitchen sewage according to the scheme 6 is characterized in that a baffle is arranged at the edge of a horizontal plate of the step.

10. The system for recycling the sewage in the home kitchen according to any one of the schemes 6 to 9, characterized in that a detachable or non-detachable filter material frame is arranged on the step, and the first purifying layer is arranged in the filter material frame. The detachable filter material frame makes the replacement of the filter material and other purification materials more convenient.

11. The system for recycling the household kitchen sewage according to the scheme 10 is characterized in that a perforated disc is arranged above the filter material frame.

12. The system for recycling the sewage of the home kitchen according to any one of the schemes 6 to 11 is characterized in that a plurality of holes are formed in the horizontal plate of part or all of the steps.

13. The system for recycling the sewage in the home kitchen according to the scheme 12 is characterized in that a hole is formed in a horizontal plate of the step from a third step or a fourth step at the water inlet.

14. The system for recycling the household kitchen sewage according to the scheme 6 is characterized in that the slope surface is a plane.

15. The system for recycling the household kitchen sewage according to the scheme 14 is characterized in that in the sewage treatment tank, the number of the spiral slopes is 1-2 weeks, and the angle between the slopes and the horizontal plane is 15-20 degrees.

16. According to scheme 14 family kitchen sewage recycle system, its characterized in that, the first layer that purifies on domatic includes oil absorption cotton layer and activated carbon layer, oil absorption cotton layer is in activated carbon layer top.

17. The system for recycling the sewage of the household kitchen according to the scheme 16 is characterized in that the activated carbon layer comprises a carrying disc with partitions and activated carbon materials, and the activated carbon materials are respectively arranged on the carrying disc.

18. The system for recycling the sewage in the home kitchen according to any one of the claims 5 to 17, wherein a second purifying layer is further arranged at the bottom of the cylindrical box body and is used for carrying out secondary purification treatment on the sewage treated by the first purifying layer; preferably, the second purification layer is an ion exchange resin.

19. The system for recycling the sewage in the home kitchen according to any one of the claims 5 to 18, wherein the tank body further comprises an upper cover.

20. The system for recycling the domestic kitchen wastewater according to the schemes 1 to 19 is characterized in that a water pump of the system for recycling the domestic kitchen wastewater is a solar water pump.

Finally, it is also noted that, in the present disclosure, relational terms such as left and right, first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

While the disclosure has been disclosed above by the description of specific embodiments thereof, it should be understood that various modifications, improvements or equivalents of the disclosure may be devised by those skilled in the art within the spirit and scope of the appended claims. Such modifications, improvements and equivalents are intended to be included within the scope of the present disclosure as claimed.

Claims (22)

1. The utility model provides a family's kitchen sewage recycle system which characterized in that includes: the device comprises an oil stain separating device, a sewage treatment tank, a water storage tank, a water pump, a water using facility and a pipeline for connection, which are connected in sequence; the oil-dirt separation device comprises a shell, wherein the upper part of the shell is provided with a slag discharge port and an oil outlet, and the lower part of the shell is provided with a sewage outlet; the upper portion still is provided with the coarse filtration layer in the casing, arrange the cinder notch and be located above the coarse filtration layer, the oil-out is located below the coarse filtration layer, the coarse filtration layer is connected arrange the cinder notch.

2. The system for recycling the sewage in the home kitchen according to claim 1, wherein a housing of the oil-dirt separating device is cylindrical, the coarse filter layer is horizontally arranged at the upper part in the housing, a rotating shaft is further arranged on an axis in the housing, the rotating shaft is connected with a motor, a slag scraping plate is further arranged above the coarse filter layer, and the slag scraping plate is connected with the rotating shaft and can rotationally scrape slag around the rotating shaft.

3. The system for recycling sewage of home kitchens as claimed in claim 2, wherein said oil-dirt separating device further comprises an oil scraping plate disposed below said coarse filtering layer, said rotating shaft extends downward through said coarse filtering layer, said oil scraping plate is connected with the rotating shaft, and can rotate around said rotating shaft to push the oil dirt to be discharged to said oil outlet.

4. The system for recycling the sewage of the home kitchen according to any one of claims 1 to 3, wherein the sewage treatment tank comprises a tank body, and a filter layer and an activated carbon layer which are arranged in the tank body and used for allowing the sewage to sequentially pass through; the filtering layer and the activated carbon layer are both vertically arranged or both horizontally arranged.

5. The home kitchen sewage recycling system according to any one of claims 1 to 3, wherein the sewage treatment tank comprises: the box of cylinder form, the upper portion of box is equipped with the water inlet, and the lower part is equipped with the delivery port, the vertical stand that is equipped with in the box, follow the lateral wall of stand extremely the inside wall radiation extension of box is equipped with spiral shell screwing in rose domatic, domatic upper berth is equipped with first purification layer.

6. The system for recycling household kitchen sewage according to claim 5, wherein the slope is formed by a plurality of steps, each step comprises a horizontal plate and a vertical plate, and the horizontal plate of each step is connected with the vertical plate of the adjacent step; the first purification layer is laid on the horizontal plate of the step.

7. The system for recycling the sewage in the home kitchen according to claim 6, wherein 4-8 steps are arranged in the sewage treatment tank every week for 1-2 weeks.

8. The system for recycling household kitchen sewage according to claim 6, wherein said first purifying layer comprises a filter material layer and an activated carbon layer, said filter material layer being located on said activated carbon layer.

9. The system for recycling the sewage generated by the household kitchen according to claim 6, wherein a baffle is arranged at the edge of the horizontal plate of the step.

10. The system for recycling the sewage generated in the home kitchen according to any one of claims 6 to 9, wherein a removable or non-removable filter frame is disposed on the step, and the first purifying layer is disposed inside the filter frame.

11. The system for recycling household kitchen sewage according to claim 10, wherein a perforated disc is arranged above the filter material frame.

12. The system for recycling the sewage generated in the home kitchen according to any one of claims 6 to 9 and 11, wherein a plurality of holes are formed on the horizontal plate of part or all of the steps.

13. The system for recycling the sewage generated by the household kitchen according to claim 12, wherein a hole is formed on a horizontal plate of the step from a third step or a fourth step at the water inlet.

14. The system for recycling household kitchen sewage according to claim 6, wherein said slope is a plane.

15. The system for recycling the sewage of the home kitchen according to claim 14, wherein the number of the spiral slopes in the sewage treatment tank is 1-2 weeks, and the angle between the slopes and the horizontal plane is 15-20 °.

16. The system of claim 14, wherein the first purification layer on the slope comprises an oil absorbent cotton layer and an activated carbon layer, and the oil absorbent cotton layer is above the activated carbon layer.

17. The system for recycling the sewage generated in the home kitchen according to claim 16, wherein the activated carbon layer comprises a tray provided with partitions and activated carbon material, and the activated carbon material is separately loaded on the tray.

18. The system for recycling the sewage in the home kitchen according to any one of the claims 6-9, 11, 13-17, wherein the bottom of the cylindrical tank body is further provided with a second purifying layer for performing a second purifying treatment on the sewage treated by the first purifying layer.

19. The system for recycling household kitchen sewage according to claim 18, wherein said second purification layer is ion exchange resin.

20. The system for recycling household kitchen sewage according to any of the claims 6-9, 11, 13-17, wherein said tank further comprises an upper cover.

21. The home kitchen sewage recycling system according to any of claims 1 to 3, wherein the water pump of the home kitchen sewage recycling system is a solar water pump.

22. The system for recycling household kitchen sewage according to claim 4, wherein the filter layer comprises acrylic cotton and activated carbon; the activated carbon layer is made of coconut shell activated carbon, the particle size is 1-3mm, and the thickness of the activated carbon layer is 1.5-2.5 cm.

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