CN116332443B - Washing machine wastewater air energy heating regeneration recycling device and method - Google Patents
Washing machine wastewater air energy heating regeneration recycling device and method Download PDFInfo
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- CN116332443B CN116332443B CN202310613281.7A CN202310613281A CN116332443B CN 116332443 B CN116332443 B CN 116332443B CN 202310613281 A CN202310613281 A CN 202310613281A CN 116332443 B CN116332443 B CN 116332443B
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/08—Liquid supply or discharge arrangements
- D06F39/083—Liquid discharge or recirculation arrangements
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/24—Treatment of water, waste water, or sewage by flotation
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/002—Grey water, e.g. from clothes washers, showers or dishwashers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Abstract
The application provides a washing machine wastewater air energy heating regeneration recycling device and a method, wherein the device comprises the following components: the foam cleaning device comprises a shell, a first functional part, a second functional part and a foam cleaning device, wherein the shell comprises a shell and a plurality of partition boards, the shell encloses an inner cavity, the partition boards are arranged in the inner cavity in parallel and divide the inner cavity to form a first functional cavity and a second functional cavity, the first functional cavity is communicated with the second functional cavity, and the shell is provided with a water inlet communicated with the first functional cavity and a water outlet communicated with the second functional cavity; the first functional part comprises an air inlet pipeline, a heating air pump and a first filler, the heating air pump is communicated with the air inlet pipeline, the air inlet pipeline penetrates through the first functional cavity, and the first filler is filled in the first functional cavity; the second functional part comprises a communicating pipe, a pressure relief valve and a water outlet pipe, wherein the communicating pipe comprises a first end and a second end, the first end is communicated with the first functional cavity, the second end is positioned at the bottom of the second functional cavity, the pressure relief valve is arranged on the communicating pipe, and the water outlet pipe is communicated with the water outlet.
Description
Technical Field
The application relates to the technical field of washing machines, in particular to a device and a method for recycling waste water and air energy heating of a washing machine.
Background
In the conventional washing machine, wastewater generated during the washing process is required to be discharged into a sewer, resulting in waste of water resources and pollution of the environment. In places where a large amount of washing machine wastewater is produced, such as a washing room, the sewage pool cannot be built due to space limitation in treatment of the washing wastewater, so that the problem to be solved when the washing machine wastewater air energy heating regeneration recycling equipment with small occupied area and high efficiency is provided.
Disclosure of Invention
Therefore, the application provides a device and a method for recycling waste water and air energy heating of a washing machine, so as to solve the problems.
In a first aspect, the present application provides a washing machine wastewater air energy heating regeneration recycling device, and a washing machine wastewater air energy heating regeneration recycling device, comprising: the foam cleaning device comprises a shell, a first functional part, a second functional part and a foam cleaning device, wherein the shell comprises a shell and a plurality of partition boards, an inner cavity is formed in the shell in a surrounding mode, the partition boards are arranged in the inner cavity in parallel and divide the inner cavity to form a first functional cavity and a second functional cavity, the first functional cavity is communicated with the second functional cavity, and the shell is provided with a water inlet communicated with the first functional cavity and a water outlet communicated with the second functional cavity; the first functional part comprises an air inlet pipeline, a heating air pump and a first filler, the heating air pump is communicated with the air inlet pipeline, the air inlet pipeline penetrates through the first functional cavity, the first filler is filled in the first functional cavity, the heating air pump comprises a heating component, the heating component and a pump body, and the heating component is used for heating air pumped by the pump body;
the second functional part comprises a communicating pipe, a pressure relief valve and a water outlet pipe, wherein the communicating pipe comprises a first end and a second end, the first end is communicated with the first functional cavity, the second end is positioned at the bottom of the second functional cavity, the pressure relief valve is arranged on the communicating pipe, and the water outlet pipe is communicated with the water outlet; the foam cleaning device comprises a scraping plate and a driving motor, wherein the scraping plate is disc-shaped, the scraping plate is rotationally arranged in the second functional cavity and is far away from the second end, the scraping plate comprises a plurality of scraping plates, the scraping plates are parallel to the rotation axis of the scraping plate, and the scraping plate is in transmission connection with the driving motor.
It can be appreciated that when the laundry wastewater is introduced into the first filler, the first filler can perform primary adsorption on impurities in the laundry wastewater, and meanwhile, due to the structural characteristics of the first filler, the laundry wastewater is dispersed when passing through the first filler, so that the contact area between the air introduced by the heating air pump and the laundry wastewater is increased, and the air can be more rapidly dissolved in the laundry wastewater. Simultaneously, because the heating air pump continuously lets in the first functional chamber with the air, the pressure in the first functional chamber also continuously increases.
With reference to the first aspect, in some embodiments, the apparatus for recycling waste water and air energy heating of a washing machine further includes a dispersing plate and a second filler, the dispersing plate is disposed in the second functional cavity and divides the second functional cavity to form a third functional cavity, the dispersing plate has a plurality of uniformly distributed diffusing holes, the second end is disposed in the third functional cavity, and the second filler fills the third functional cavity.
With reference to the first aspect, in some embodiments, the apparatus for recycling waste water and air energy heating of a washing machine further includes the collecting tank, the collecting tank is disposed on the housing forming the second functional chamber, and the collecting tank is disposed around the scraper and is located on the same horizontal plane as the scraper.
With reference to the first aspect, in some embodiments, the washing machine wastewater air energy heating regeneration recycling device further includes a secondary filtering device, where the secondary filtering device includes a communicating pipe, a filtering membrane and a filtering cavity, the communicating pipe is communicated with the bottom of the collecting tank and the filtering cavity, the filtering membrane is disposed in the filtering cavity, and the filtering cavity is communicated with the water outlet pipe.
In combination with the first aspect, in some embodiments, the washing machine wastewater air energy heating regeneration recycling device further includes a speed reducing plate, the speed reducing plates are arranged in the second functional cavity at intervals and are parallel to the diffusion plate, the speed reducing plate includes a first speed reducing plate and a second speed reducing plate, the first speed reducing plate is connected to the housing forming the second functional cavity, the second speed reducing plate is connected to the outer wall of the communicating pipe, and the first speed reducing plate and the second speed reducing plate are arranged in a staggered manner.
It can be appreciated that by this mode, after the laundry wastewater is output to the third functional cavity by the communicating pipe, the second filler filters and adsorbs the laundry wastewater again, and simultaneously disperses the laundry wastewater, so that the bubble generation and the floating process are relatively equal. Meanwhile, the floating positions of the bubbles are further more uniform through the dispersing plate.
In combination with the first aspect, in some embodiments, the components of the first filler include activated carbon particles and glass sphere particles, the activated carbon particles and the glass sphere particles have the same diameter, the activated carbon particles occupy 70% -80% of the first filler by volume, and the glass sphere particles occupy 30% -20% of the first filler by volume.
It can be appreciated that the glass ball filler is added to enable the washing wastewater to have higher fluidity in the first filler, and meanwhile, the activated carbon particles are utilized to adsorb part of impurities in the washing wastewater.
With reference to the first aspect, in some embodiments, the component of the second filler includes soft water resin particles, the soft water resin particles are strong acid H/RH type resin, and the size of the resin particles is 1.5mm to 2.5mm.
With reference to the first aspect, in some embodiments, the pressure of the pressure relief valve is 1.25mpa to 2.25mpa.
It will be appreciated that the pressure relief valve maintains the pressure of the waste water in the first functional chamber and that after the waste water passes through the pressure relief valve, air dissolved in the waste water forms bubbles due to the reduced pressure.
In a second aspect, the application provides a method for recycling waste water and air energy of a washing machine, which comprises the following steps: providing a first filler and a first functional cavity, and introducing washing wastewater into the first functional cavity and passing through the first filler; providing a heating air pump and an air inlet pipeline, and introducing air into the first functional cavity through the heating air pump and the air inlet pipeline so as to dissolve the air into the washing wastewater and improve the pressure in the first functional cavity; providing a second functional cavity, a pressure relief valve and a communicating pipe, and introducing the washing wastewater into the second functional cavity through the communicating pipe and the pressure relief valve so as to enable air dissolved in the washing wastewater to form bubbles and float upwards; and providing a foam cleaning device, and cleaning foam on the surface of the washing wastewater through the foam cleaning device.
With reference to the second aspect, in some embodiments, the providing a foam cleaning device, after cleaning the foam on the surface of the laundry wastewater by the foam cleaning device, further includes: a secondary filtration device is provided, the secondary filtration device comprising a filtration membrane through which the foam is filtered.
The application provides a washing machine wastewater recycling device and a method, wherein firstly, washing wastewater is introduced into a first functional cavity through supplying a first filler and a first functional cavity, and then air is introduced into the first functional cavity through a heating air pump and an air inlet pipeline through the heating air pump and the air inlet pipeline, so that the air is dissolved in the washing wastewater and the pressure intensity in the first functional cavity is improved, and then a second functional cavity, a pressure release valve and a communicating pipe are provided, and the washing wastewater is introduced into the second functional cavity through the communicating pipe and the pressure release valve, so that the air dissolved in the washing wastewater forms bubbles and floats upwards; and providing a foam cleaning device, and cleaning foam on the surface of the washing wastewater through the foam cleaning device. According to the washing machine wastewater regeneration recycling device, the washing machine wastewater is primarily filtered and dispersed through the first filler, air is added in the filtering process, and because the pressure in the first functional cavity is high, the air is supersaturated and dissolved in the washing wastewater, then the pressure of the washing wastewater is reduced after the washing wastewater passes through the pressure release valve, the air in the washing wastewater forms tiny particles in the second functional cavity and is rapidly attached to suspended matters, the tiny particles are lifted to the surface of the liquid level of the second functional cavity, and then the scraping plate rotates to scrape bubbles on the surface under the action of centrifugal force. The wastewater recycling device for the washing machine provided by the application can be connected into a hot water pipeline, can be used for shower and the like, and is small in occupied area and high in working efficiency.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a wastewater recycling apparatus for a washing machine according to an embodiment of the present application;
fig. 2 is a schematic structural view of a scraper in a wastewater recycling device of a washing machine according to an embodiment of the present application.
Detailed Description
In order that the above-recited objects, features and advantages of the present application will become more readily apparent, a more particular description of the application will be rendered by reference to the appended drawings and appended detailed description. It will be apparent that the described embodiments are some, but not all, embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an 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 article or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other like elements in an article or apparatus that comprises the element.
In the present application, the terms "mounted," "connected," "secured," and the like are to be construed broadly unless otherwise specifically indicated or defined. For example, the connection can be fixed connection, detachable connection or integral connection; can be mechanically or electrically connected; the connection may be direct, indirect, or internal, or may be surface contact only, or may be surface contact via an intermediate medium. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for understanding as a specific or particular structure. The description of the terms "some embodiments," "other embodiments," and the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In the present application, the schematic representations of the above terms are not necessarily for the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples of the present application and features of various embodiments or examples may be combined and combined by those skilled in the art without contradiction.
The air-float method is characterized in that highly dispersed tiny bubbles are used as carriers to adhere to pollutants in wastewater, so that the buoyancy of the highly dispersed tiny bubbles is larger than the gravity and the floating resistance, the pollutants float to the water surface to form foam, then the foam is scraped from the water surface by a slag scraping device, and the solid-liquid or liquid-liquid separation process is called as the air-float method. The essential conditions of the air floatation process are as follows: in the wastewater to be treated, a large number of fine bubbles should be distributed, the pollutant to be treated should be in a suspended state, and the surface of suspended particles should be hydrophobic, so that the suspended particles are easy to adhere to the bubbles and float upwards.
The application provides a device and a method for recycling waste water and air energy heating of a washing machine, which are used for solving the problems.
Example 1
Referring to fig. 1, the present embodiment provides a washing machine wastewater air energy heating regeneration recycling device 1000, which includes a housing 1100, a first functional portion 1200, a second functional portion 1300, and a foam cleaning apparatus 1400.
The housing 1100 may be a housing 1100 supported by plastic or metal, without limitation. In this embodiment, the housing 1100 is generally cylindrical. The casing 1100 includes a housing 1110 and a plurality of separators 1120, the housing 1110 defines a content cavity 1130, the separators 1120 are disposed in parallel in the content cavity 1130 and divide the content cavity 1130 to form a first functional cavity 1140 and a second functional cavity 1150, the first functional cavity 1140 is communicated with the second functional cavity 1150, and the housing 1110 has a water inlet 1160 communicated with the first functional cavity 1140 and a water outlet 1170 communicated with the second functional cavity 1150. The water discharged from the water outlet 1170 can be communicated with a water inlet pipeline of a laundry room or other equipment due to purification, so that the recycling of sewage is realized.
Specifically, the first functional unit 1200 is configured to introduce gas into the first functional chamber 1140. The first functional portion 1200 includes an air intake pipe 1210, a heating air pump 1220 and a first filler 1230, the heating air pump 1220 is communicated with the air intake pipe 1210, the air intake pipe 1210 is disposed in the first functional cavity 1140 in a penetrating manner, and the first filler 1230 is filled in the first functional cavity 1140. It can be appreciated that when the laundry wastewater is introduced into the first packing 1230, the first packing 1230 can primarily adsorb impurities in the laundry wastewater, and meanwhile, due to the structural characteristics of the first packing 1230, the laundry wastewater is dispersed when passing through the first packing 1230, so that the contact area between the air introduced by the heating air pump 1220 and the laundry wastewater is increased, and the air can be more rapidly dissolved in the laundry wastewater. Meanwhile, since the heating air pump 1220 continuously introduces air into the first functional chamber 1140, the pressure in the first functional chamber 1140 also continuously increases.
The components of the first filler 1230 include activated carbon particles and glass sphere particles, the diameters of the activated carbon particles and the glass sphere particles are the same, and the addition of the glass sphere filler enables the washing wastewater to have higher fluidity in the first filler 1230, and simultaneously, the activated carbon particles are utilized to adsorb impurities in part of the washing wastewater. The volume of the activated carbon particles in the first filler 1230 is 70% -80%, and exemplary, the volume of the activated carbon particles in the first filler 1230 may be 70% -75%, 75% -80%, and specifically, the volume of the activated carbon particles in the first filler 1230 is 72.5%, 75%, 77.5%, 80%, or any value between the two values. The glass ball particles occupy 20% -30% of the first filler 1230 by volume, and exemplary glass ball particles occupy 20% -25%, 25% -30% of the first filler 1230 by volume, and specifically, the glass ball particles occupy 22.5%, 25%, 27.5%, 30% of the first filler 1230 by volume, or any value between the two values.
The second functional part 1300 is used for making dissolved air in the washing wastewater form bubbles in the second functional cavity 1150 and carry impurities and molecules which are not hydrophilic to float upwards, the specific second functional part 1300 comprises a communicating pipe 1310, a pressure relief valve 1320 and a water outlet pipe 1330, the communicating pipe 1310 comprises a first end and a second end, the first end is communicated with the first functional cavity 1140, the second end is positioned at the bottom of the second functional cavity 1150, the pressure relief valve 1320 is arranged on the communicating pipe 1310, and the water outlet pipe 1330 is communicated with the water outlet 1170.
It will be appreciated that the relief valve 1320 maintains the pressure of the laundry waste water in the first functional chamber 1140, and after the laundry waste water passes through the relief valve 1320, air dissolved in the laundry waste water forms bubbles due to the reduced pressure. Since communication tube 1310 is provided at the bottom of second functional chamber 1150, bubbles float upward from the bottom. The pressure relief pressure of the relief valve 1320 is 1.25mpa to 2.25mpa. The pressure of the pressure relief valve 1320 may be 1.25Mpa to 1.50Mpa, 1.50Mpa to 2.25Mpa, and specifically, the pressure relief pressure of the pressure relief valve 1320 may be 1.25Mpa, 1.50Mpa, 2.25Mpa, or any value between the two values. The pressure of the pressure relief valve 1320 is too large, the housing 1110 is not able to withstand, the pressure of the pressure relief valve 1320 is too small, and the amount of dissolved air in the sewage is small.
In some embodiments, the washing machine wastewater air energy heating regeneration recycling device further comprises a dispersion plate 1500 and a second filler 1600, wherein the dispersion plate 1500 is disposed in the second functional chamber 1150 and divides the second functional chamber 1150 to form a third functional chamber 1700, the dispersion plate 1500 is provided with a plurality of uniformly distributed diffusion holes, the second end is disposed in the third functional chamber 1700, and the second filler 1600 fills the third functional chamber 1700. In this way, after the laundry wastewater is output to the third functional chamber 1700 through the communicating pipe 1310, the second packing 1600 filters and adsorbs the laundry wastewater again, and simultaneously disperses the laundry wastewater, so that the bubble generation and floating processes are more uniform. And at the same time, the floating position of the bubbles is further made more uniform by the dispersing plate 1500.
Specifically, the components of the second filler 1600 include soft water resin particles, the soft water resin particles are strong acid H/RH type resin, and the size of the resin particles is 1.5 mm-2.5 mm. It can be appreciated that by using a strong acid H/RH type resin, the washing wastewater can be further chemically purified by an ion exchange method, and specific processes are disclosed in the related patents and will not be described herein.
In some embodiments, the washing machine wastewater air energy heating regeneration recycling device further comprises a speed reducing plate 1800, the speed reducing plate 1800 is arranged in the second functional cavity 1150 at intervals and parallel to the dispersing plate 1500, the speed reducing plate 1800 comprises a first speed reducing plate 1801 and a second speed reducing plate 1802, the first speed reducing plate 1801 is connected to the casing 1100 forming the second functional cavity 1150, the second speed reducing plate 1802 is connected to the outer wall of the communicating pipe 1310, and the first speed reducing plate 1801 and the second speed reducing plate 1802 are staggered. Through being provided with the speed reducer 1800, the bubble passes through crisscross speed reducer 1800 in proper order in the in-process of come-up for the time of bubble come-up is longer, and the bubble is more in the in-process of come-up can absorptive impurity.
Referring to fig. 2, the foam cleaning apparatus 1400 is used to clean foam floating on the surface of the laundry wastewater. The foam cleaning device 1400 comprises a scraping plate 1401 and a driving motor, the scraping plate 1401 is disc-shaped, the scraping plate 1401 is rotatably arranged in the second functional cavity 1150 and far away from the second end, the scraping plate 1401 comprises a plurality of scraping plates 1402, the scraping plates 1402 are parallel to the rotation axis of the scraping plate 1401, and the scraping plate 1401 is in transmission connection with the driving motor. The plurality of blades 1402 are rotated by the driving motor, and the foam moves toward the edge position of the blade 1401 by centrifugal force.
In order to collect foam, in the present embodiment, the washing machine wastewater air energy heating regeneration recycling apparatus further includes a collecting tank 2000, the collecting tank 2000 being provided to the housing 1110 forming the second functional chamber 1150, the collecting tank 2000 being provided around the scraper 1401 and being located at the same level as the scraper 1401. The collecting tank 2000 is provided around the blade 1401, and thus foam flows into the collecting tank 2000 during rotation of the blade 1401.
In some embodiments, the washing machine wastewater air energy heating regeneration recycling device further comprises a secondary filtering device 1900, wherein the secondary filtering device 1900 comprises a connecting pipe 1901, a filtering membrane 1902 and a filtering cavity 1903, the connecting pipe 1901 is communicated with the bottom of the collecting tank 2000 and the filtering cavity 1903, the filtering membrane 1902 is arranged in the filtering cavity 1903, and the filtering cavity 1903 is communicated with the water outlet pipe 1330. By further filtering the foam, waste of the laundry wastewater can be avoided.
According to the air energy heating regeneration recycling device for the washing machine wastewater, the washing machine wastewater is primarily filtered and dispersed through the first filler 1230, air is added in the filtering process, the air is supersaturated and dissolved in the washing wastewater due to the fact that the pressure in the first functional cavity 1140 is high, then the pressure of the washing wastewater is reduced after the washing wastewater passes through the pressure release valve 1320, the air in the washing wastewater forms tiny and rapid adhesion on suspended matters in the second functional cavity 1150, the tiny adhesion is lifted to the surface of the liquid level of the second functional cavity 1150, and then bubbles on the surface are scraped through rotation of the scraper 1401 under the action of centrifugal force. The wastewater recycling device for the washing machine provided by the application can be connected into a hot water pipeline, can be used for shower and the like, and is small in occupied area and high in working efficiency.
Example two
The application also provides a washing machine wastewater air energy heating regeneration recycling method, which comprises the following steps of:
s101, providing a first filler and a first functional cavity, and introducing the washing wastewater into the first functional cavity and passing through the first filler.
It can be appreciated that when the laundry wastewater is introduced into the first packing 1230, the first packing 1230 can primarily adsorb impurities in the laundry wastewater, and meanwhile, due to the structural characteristics of the first packing 1230, the laundry wastewater is dispersed when passing through the first packing 1230, so that the contact area between the air introduced by the heating air pump 1220 and the laundry wastewater is increased, and the air can be more rapidly dissolved in the laundry wastewater. Meanwhile, since the heating air pump 1220 continuously introduces air into the first functional chamber 1140, the pressure in the first functional chamber 1140 also continuously increases.
S102, providing a heating air pump and an air inlet pipeline, and introducing air into the first functional cavity 1140 through the heating air pump and the air inlet pipeline so as to dissolve the air in the washing wastewater and improve the pressure in the first functional cavity 1140.
S103, providing a second functional cavity, a pressure relief valve and a communicating pipe, and introducing the washing wastewater into the second functional cavity through the communicating pipe and the pressure relief valve so that air dissolved in the washing wastewater forms bubbles and floats upwards.
It will be appreciated that the relief valve 1320 maintains the pressure of the laundry waste water in the first functional chamber 1140, and after the laundry waste water passes through the relief valve 1320, air dissolved in the laundry waste water forms bubbles due to the reduced pressure. Since communication tube 1310 is provided at the bottom of second functional chamber 1150, bubbles float upward from the bottom. The pressure relief pressure of the relief valve 1320 is 1.25mpa to 2.25mpa. The pressure of the pressure relief valve 1320 may be 1.25Mpa to 1.50Mpa, 1.50Mpa to 2.25Mpa, and specifically, the pressure relief pressure of the pressure relief valve 1320 may be 1.25Mpa, 1.50Mpa, 2.25Mpa, or any value between the two values. The pressure of the pressure relief valve 1320 is too large, the housing 1110 is not able to withstand, the pressure of the pressure relief valve 1320 is too small, and the amount of dissolved air in the sewage is small.
And S104, providing a foam cleaning device, and cleaning foam on the surface of the washing wastewater through the foam cleaning device. The foam cleaning device 1400 comprises a scraping plate 1401 and a driving motor, the scraping plate 1401 is disc-shaped, the scraping plate 1401 is rotatably arranged in the second functional cavity 1150 and far away from the second end, the scraping plate 1401 comprises a plurality of scraping plates 1402, the scraping plates 1402 are parallel to the rotation axis of the scraping plate 1401, and the scraping plate 1401 is in transmission connection with the driving motor. The plurality of blades 1402 are rotated by the driving motor, and the foam moves toward the edge position of the blade 1401 by centrifugal force.
In order to collect foam, in the present embodiment, the washing machine wastewater air energy heating regeneration recycling apparatus further includes a collecting tank 2000, the collecting tank 2000 being provided to the housing 1110 forming the second functional chamber 1150, the collecting tank 2000 being provided around the scraper 1401 and being located at the same level as the scraper 1401. The collecting tank 2000 is provided around the blade 1401, and thus foam flows into the collecting tank 2000 during rotation of the blade 1401.
In some embodiments, after the foam cleaning device 1400 cleans the foam on the surface of the laundry wastewater, the method further comprises:
s105, providing a secondary filtering device, wherein the secondary filtering device comprises a filtering membrane, and filtering foam through the filtering membrane.
By further filtering the foam, waste of the laundry wastewater can be avoided.
The application provides a method for recycling air energy of wastewater of a washing machine, which comprises the steps of firstly, introducing washing wastewater into a first functional cavity 1140 through a first filling 1230 and a first functional cavity 1140, and passing through the first filling 1230, then, providing a heating air pump 1220 and an air inlet pipeline 1210, introducing air into the first functional cavity 1140 through the heating air pump 1220 and the air inlet pipeline 1210, so as to dissolve the air into the washing wastewater, and increasing the pressure in the first functional cavity 1140, and then, providing a second functional cavity 1150, a pressure release valve 1320 and a communicating pipe 1310, and introducing the washing wastewater into the second functional cavity 1150 through the communicating pipe 1310 and the pressure release valve 1320, so that the air dissolved in the washing wastewater forms bubbles and floats upwards; the foam cleaning device 1400 is provided to clean foam on the surface of the laundry wastewater by the foam cleaning device 1400. According to the washing machine wastewater recycling device, the washing machine wastewater is primarily filtered and dispersed through the first filler 1230, air is added in the filtering process, the air is supersaturated and dissolved in the washing wastewater due to the fact that the pressure in the first functional cavity 1140 is high, then the pressure of the washing wastewater is reduced after the washing wastewater passes through the pressure release valve 1320, the air in the washing wastewater forms tiny and rapid adhesion on suspended matters in the second functional cavity 1150, the tiny and rapid adhesion is lifted to the surface of the liquid level of the second functional cavity 1150, and then bubbles on the surface are scraped under the action of centrifugal force through the rotation of the scraping plate 1401.
The above description has been made in detail for a device and a method for recycling waste water of washing machine, and specific examples are applied to illustrate the principle and implementation of the present application, and the description of the above examples is only for helping to understand the core idea of the present application for a device and a method for recycling waste water of washing machine; meanwhile, as those skilled in the art will vary in the specific embodiments and application scope according to the idea of the present application, the present disclosure should not be construed as limiting the present application in summary.
Claims (9)
1. The utility model provides a washing machine waste water air can heat regeneration cyclic utilization equipment which characterized in that includes:
the shell comprises a shell and a plurality of partition boards, wherein the shell encloses an inner cavity, the partition boards are arranged in the inner cavity in parallel and divide the inner cavity to form a first functional cavity and a second functional cavity, the first functional cavity is communicated with the second functional cavity, and the shell is provided with a water inlet communicated with the first functional cavity and a water outlet communicated with the second functional cavity;
the first functional part comprises an air inlet pipeline, a heating air pump and a first filler, wherein the heating air pump is communicated with the air inlet pipeline, the air inlet pipeline penetrates through the first functional cavity, the first filler is filled in the first functional cavity, the heating air pump comprises a heating component, the heating component and a pump body, and the heating component is used for heating air pumped by the pump body;
the second functional part comprises a communicating pipe, a pressure relief valve and a water outlet pipe, wherein the communicating pipe comprises a first end and a second end, the first end is communicated with the first functional cavity, the pressure relief valve is arranged on the communicating pipe, and the water outlet pipe is communicated with the water outlet;
the foam cleaning device comprises a scraping plate and a driving motor, the scraping plate is disc-shaped, the scraping plate is rotatably arranged in the second functional cavity and is far away from the second end, the scraping plate comprises a plurality of scraping plates, the plurality of scraping plates are parallel to the rotation axis of the scraping plate, and the scraping plate is in transmission connection with the driving motor;
the washing machine wastewater air energy heating regeneration cyclic utilization device further comprises a dispersing plate and a second filler, wherein the components of the second filler comprise soft water resin particles, the dispersing plate is arranged in the second functional cavity and divides the second functional cavity to form a third functional cavity, a plurality of uniformly distributed dispersing holes are formed in the dispersing plate, the second end is positioned in the third functional cavity, and the second filler is filled in the third functional cavity.
2. The washing machine waste water air heat recovery recycling device according to claim 1, further comprising a collecting tank provided to the housing forming the second functional chamber, the collecting tank being provided around the scraper and at the same level as the scraper.
3. The washing machine wastewater air energy heating regeneration recycling device according to claim 2, further comprising a secondary filtering device, wherein the secondary filtering device comprises a connecting pipe, a filtering membrane and a filtering cavity, the connecting pipe is communicated with the bottom of the collecting tank and the filtering cavity, the filtering membrane is arranged in the filtering cavity, and the filtering cavity is communicated with the water outlet pipe.
4. The washing machine wastewater air energy heating regeneration recycling device according to claim 3, further comprising a speed reducing plate, wherein the speed reducing plates are arranged in the second functional cavity at intervals and parallel to the dispersing plate, the speed reducing plate comprises a first speed reducing plate and a second speed reducing plate, the first speed reducing plate is connected with the shell forming the second functional cavity, the second speed reducing plate is connected with the outer wall of the communicating pipe, and the first speed reducing plate and the second speed reducing plate are arranged in a staggered manner.
5. The washing machine wastewater air energy heating regeneration recycling device according to claim 4, wherein the components of the first filler comprise active carbon particles and glass ball particles, the diameters of the active carbon particles and the glass ball particles are the same, the active carbon particles occupy 70% -80% of the first filler by volume, and the glass ball particles occupy 30% -20% of the first filler by volume.
6. The washing machine wastewater air energy heating regeneration recycling device according to claim 5, wherein the soft water resin particles are strong acid RH type resin, and the size of the resin particles is 1.5 mm-2.5 mm.
7. The washing machine wastewater air energy heating regeneration recycling device according to claim 6, wherein the pressure relief pressure of the pressure relief valve is 1.25 mpa-2.25 mpa.
8. A method for recycling air energy of wastewater of a washing machine by heating, which is characterized in that the method is operated by adopting the equipment as claimed in any one of claims 1 to 7, and comprises the following steps:
providing a first filler and a first functional cavity, and introducing the washing wastewater into the first functional cavity and passing through the first filler;
providing a heating air pump and an air inlet pipeline, and introducing air into the first functional cavity through the heating air pump and the air inlet pipeline so as to dissolve the air into the washing wastewater and improve the pressure in the first functional cavity;
providing a second functional cavity, a pressure relief valve and a communicating pipe, and introducing the washing wastewater into the second functional cavity through the communicating pipe and the pressure relief valve so as to enable air dissolved in the washing wastewater to form bubbles and float upwards;
and providing a foam cleaning device, and cleaning foam on the surface of the washing wastewater through the foam cleaning device.
9. The method for recycling air energy of wastewater from a washing machine according to claim 8, wherein said providing a foam cleaning device, after cleaning foam on the surface of the wastewater from the washing machine by the foam cleaning device, further comprises:
a secondary filtration device is provided, the secondary filtration device comprising a filtration membrane through which the foam is filtered.
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| CN108642813A (en) * | 2018-05-15 | 2018-10-12 | 浙江大学 | A kind of washing machine sewage recycling device based on absorption with foam combined purifying |
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| CN210481055U (en) * | 2019-06-28 | 2020-05-08 | 上海巴安水务股份有限公司 | Concrete-form floating and filtering integrated filtering water tank |
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| SG193619A1 (en) * | 2011-03-25 | 2013-11-29 | Doosan Heavy Ind & Constr | Dissolved-air flotation-type pretreatment apparatus |
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| CN108642813A (en) * | 2018-05-15 | 2018-10-12 | 浙江大学 | A kind of washing machine sewage recycling device based on absorption with foam combined purifying |
| CN109179547A (en) * | 2018-10-17 | 2019-01-11 | 苏州钱正科技咨询有限公司 | It can reach the oily wastewater degreasing unit of landscape water body processing standard |
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