CN110872144B - External hanging type sewage treatment device and clothes treatment system - Google Patents
External hanging type sewage treatment device and clothes treatment system Download PDFInfo
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- CN110872144B CN110872144B CN201811005334.2A CN201811005334A CN110872144B CN 110872144 B CN110872144 B CN 110872144B CN 201811005334 A CN201811005334 A CN 201811005334A CN 110872144 B CN110872144 B CN 110872144B
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- sewage
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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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/463—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrocoagulation
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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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/465—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electroflotation
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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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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2307/00—Location of water treatment or water treatment device
- C02F2307/12—Location of water treatment or water treatment device as part of household appliances such as dishwashers, laundry washing machines or vacuum cleaners
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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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Detail Structures Of Washing Machines And Dryers (AREA)
Abstract
The invention relates to the field of sewage treatment, and discloses an externally-hung sewage treatment device and a clothes treatment system, wherein the sewage treatment device comprises a sewage inlet pipe (11) and a sewage treatment unit (12), one end of the sewage inlet pipe is provided with a first detachable joint detachably connected with a sewage source, the other end of the sewage inlet pipe is communicated to the sewage treatment unit, the sewage treatment unit is provided with a sewage treatment barrel (12a), a metal electrode plate is arranged in the sewage treatment barrel, the metal electrode plate is connected with an external power supply to generate metal ions at an anode, and the metal ions adsorb pollutants to form floccules; the sewage treatment unit is provided with a purified water outlet, a filtering unit arranged at the purified water outlet and a floc discharge outlet for discharging residual floc after filtering. The externally hung sewage treatment device provided by the invention has the advantages of simple structure, small volume, convenience in use and high cost performance, and can remove harmful substances such as a detergent in sewage without adding a chemical treatment agent when in use.
Description
Technical Field
The invention relates to sewage treatment, in particular to an externally-hung sewage treatment device and a clothes treatment system.
Background
With the development of economic technology, environmental pollution, such as water pollution, is more and more serious, and in order to treat the environment, the national regulation requires that the discharge of sewage meets certain requirements. Among them, domestic sewage is an important cause of water pollution, and laundry wastewater has become an important source of domestic sewage nowadays.
Specifically, the conventional washing machine has only a washing function but no washing sewage purification function. Therefore, in order to meet the sewage discharge requirement, it is required to reduce the concentration of the detergent in the wastewater, to perform purification before discharge, or to recycle the washing water of the washing machine to reduce the discharge of the sewage. At present, two solutions are mainly used for treating laundry sewage, one is a sewage filtering device with a filtering unit, and the other is a sewage treatment device.
However, the sewage filtering device can only simply remove linear floc and large-particle pollutants in sewage, and a detergent harmful to the environment cannot remove the pollutants; the sewage treatment device is large in size, and the purification of sewage is generally realized by adding a chemical treatment agent. The device has the advantages that the device is suitable for washing machines, and the washing machines can not be used, so that the device is narrow in application range and low in cost performance.
Disclosure of Invention
The invention aims to solve the problems of limited application range, chemical requirement addition and low cost performance of the prior art, and provides an externally-hung sewage treatment device which does not need to add a chemical treatment agent, is convenient to use, has a wide application range and high cost performance.
In addition, the invention also provides a clothes treatment system comprising the externally hung sewage treatment device.
In order to achieve the above object, one aspect of the present invention provides an externally hung sewage treatment device, comprising:
the sewage treatment device comprises a sewage inlet pipe, a sewage outlet pipe and a sewage treatment system, wherein one end of the sewage inlet pipe is provided with a first detachable joint which is detachably connected with a sewage source;
and a sewage treatment unit communicated with the other end of the sewage inlet pipe, the sewage treatment unit having:
the device comprises a sewage treatment barrel, wherein a metal electrode plate is arranged in the sewage treatment barrel, the metal electrode plate is connected with an external power supply to generate metal ions at an anode, and the metal ions adsorb pollutants to form floccules;
a purified water outlet;
the filtering unit is arranged at the purified water outlet to filter the floccules;
a floc discharge port for discharging the floc accumulated after filtration.
Preferably, a first control valve is arranged on the sewage inlet pipe.
Preferably, a first suction device for sucking the sewage into the sewage treatment cylinder is arranged on the sewage inlet pipe.
Preferably, the filtering unit is disposed outside the sewage treatment unit.
Preferably, the externally hung type sewage treatment device comprises a control unit, and a water level sensor electrically connected with the control unit is arranged in the sewage treatment barrel.
The invention provides a clothes treatment system, which comprises a clothes treatment device and the sewage treatment device, wherein the clothes treatment device comprises a clothes treatment drum for containing clothes, and a sewage discharge port of the clothes treatment drum can be detachably connected with the first detachable joint.
Preferably, the clothes treatment system comprises a circulation pipeline, the circulation pipeline is communicated with the purified water outlet, the end part of the circulation pipeline is provided with a second detachable joint used for circulating the purified water treated by the sewage treatment unit to the clothes treatment device, and the water inlet of the clothes treatment barrel can be detachably connected with the second detachable joint.
Preferably, a second control valve is arranged on the circulating pipeline.
Preferably, the laundry treating system includes a second suction device provided on the circulation line.
Preferably, the laundry treating apparatus is a washing machine.
The externally hung sewage treatment device provided by the invention has a simple structure and a small volume, and can purify the washing sewage by using electric energy without adding a chemical treatment agent when in use, so that harmful substances such as a washing agent in the washing water can be removed. Meanwhile, the first detachable joint can be conveniently connected into the existing washing machine and the like for use. That is, since the external-hanging sewage treatment device can be mounted on the washing machine body which can be used independently, for a common washing machine which only has a washing function but does not have a washing water purification treatment function, the washing water can be purified by matching the external-hanging sewage treatment device with the washing machine, so that the external-hanging sewage treatment device is convenient to use, wide in application range and high in cost performance.
Drawings
Fig. 1 is a schematic structural view of a laundry treating system according to an embodiment of the present invention.
Description of the reference numerals
11-a sewage inlet pipe; 12-a sewage treatment unit;
12 a-a wastewater treatment cartridge; 12 b-a metal electrode plate;
12 c-a flocculated slag discharge port; 12 d-a purified water outlet;
12 e-a direct current power supply; 13-a recycle line;
14-a first control valve; 15-a second control valve;
16-a filtration unit; 17-a water level sensor;
18-a first suction device; 19-a second suction device;
20-a laundry treating device; 21-a laundry treatment drum;
22-a water inlet pipe; 23-third control valve.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
In the present invention, unless stated to the contrary, use of directional terms such as "upper, lower, left, right, top, bottom" generally refers to the orientation shown in the drawings or to the positional relationship of the components relative to each other in the vertical, vertical or gravitational direction. The term "inside" and "outside" refer to the inside and the outside of the contour of each member itself. In addition, "a plurality" referred to in the present invention means two or more and includes two.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
According to an aspect of the present invention, as shown in fig. 1, an external hanging type sewage treatment device provided by the embodiment of the present invention comprises a sewage inlet pipe 11 and a sewage treatment unit 12 for purifying sewage, wherein one end of the sewage inlet pipe 11 is provided with a first detachable joint for detachable connection with a sewage source, and the other end of the sewage inlet pipe 11 is communicated to the sewage treatment unit 12. Further, the sewage treatment unit 12 has a sewage treatment cylinder 12a, a metal electrode plate 12b is provided in the sewage treatment cylinder 12a, the metal electrode plate 12b is connected to an external power source to generate metal ions at the anode, and the metal ions adsorb pollutants to form flocs. The sewage treatment unit 12 further comprises a purified water outlet 12d, a filtering unit 16 and a flocculent residue discharge port 12c, wherein the filtering unit 16 is arranged at the purified water outlet 12d to filter the flocculent, and the flocculent residue discharge port 12c is used for discharging the flocculent which is accumulated after filtering.
According to another aspect of the present invention, the laundry treatment system provided by the embodiment of the present invention comprises a laundry treatment device 20 and the above-mentioned sewage treatment device, the laundry treatment device comprises a laundry treatment drum 21 for containing clothes, and the sewage discharge port of the laundry treatment drum 21 is detachably connected with the first detachable joint. Wherein the laundry treating apparatus 20 may be a washing machine.
In use, as shown in fig. 1, first, the first detachable joint of the sewage inlet pipe 11 is connected to a sewage source (for example, sewage from a washing machine, at this time, the first detachable joint is connected to a water outlet of the washing machine), a power supply (for example, a dc power supply 12e in fig. 1) is turned on, the sewage treatment unit 12 is started, at this time, sewage enters the sewage treatment unit 12 through the sewage inlet pipe 11 to be subjected to an electrocoagulation treatment (which will be described below with respect to the electrocoagulation principle), during the electrocoagulation, the metal electrode plate 12b generates metal ions at an anode, the metal ions adsorb pollutants to form floccules, the floccules are filtered by the filtering unit 16, and floccules left after the filtration are discharged through the floccules discharge outlet 12c, so as to remove harmful substances such as detergent in the sewage. Wherein a floc discharge pipe may be connected to the floc discharge port 12c and a third control valve 23 for controlling the amount of floc discharged may be provided on the floc discharge pipe.
Wherein, the electric flocculation technical principle as follows: al can be generated in the sewage treatment unit 12 by taking metals such as aluminum, iron and the like as anodes under the action of direct current 3+ 、Fe 2+ The multi-valence ions can form a series of multi-core hydroxyl complexes and hydroxide colloids through hydrolysis and polymerization, the substances have the functions of adsorption and condensation, pollutants such as detergents, oil stains, suspended matters, bacteria, viruses and the like in the sewage generate large floccules, the sewage is electrolyzed under the action of the substances, oxygen and hydrogen are continuously generated by electrodes to form tiny bubbles with adhesive performance, and the flocculent suspended matters are brought to the water surface by the bubbles in the floating process, so that the aim of removing the pollutants is fulfilled, and the purification treatment of the sewage is realized.
The externally hung sewage treatment device provided by the invention has the advantages of simple structure and small volume, and can be used for purifying the washing sewage by using electric energy without adding a chemical treatment agent, so that harmful substances such as a washing agent in the washing sewage can be removed. Meanwhile, the first detachable joint can be conveniently connected into the existing washing machine and the like for use. That is, since the externally-hung sewage treatment device (it should be noted that the externally-hung sewage treatment device in the present invention is merely an additional addition, and is not limited to be hung by a structure such as a hook) can be mounted on a washing machine body which can be used independently, for a general washing machine having only a washing function but no washing water purification treatment function, the washing water can be purified by using the externally-hung sewage treatment device in combination with the washing machine, and the washing machine is convenient to use, wide in application range, and high in performance-price ratio.
In order to control the inflow of the wastewater inlet pipe 11 into the wastewater treatment unit 12, it is preferable that the wastewater inlet pipe 11 is provided with a first control valve 14. In addition, it is possible to suck the sewage into the sewage treatment cartridge 12a by the first suction device 18 (for example, a pump device) by providing the first suction device 18 on the sewage inlet pipe 11.
Wherein, in order to facilitate cleaning of the filter unit 16, it is preferable that the filter unit 16 is disposed outside the sewage treatment unit 12. In addition, a primary filtering unit may be provided in the laundry treating apparatus 20 or the sewage treating drum 12a, so that the water introduced into the circulation line 13 is cleaner. In the invention, sewage enters the sewage treatment cylinder 12a for electric flocculation treatment, so that pollutants such as detergent, oil stain, suspended matters, bacteria, viruses and the like in the water generate larger floccules in the sewage treatment unit 12, the larger floccules are aggregated into larger solid particles to be separated from water, the filtering unit 16 is arranged at the position of the purified water outlet 12d to filter the floccules generated by the sewage treatment device, and the formed clean water enters the washing machine barrel through the water inlet of the washing machine, so that the purification and the secondary utilization of washing water and rinsing water are realized, the washing water can be washed for many times according to actual needs, the washing water can be recycled, the one-time water inlet can realize the multiple self-cleaning washing, and a large amount of water for the cleaning device is saved.
In order to realize automation, the externally hung type sewage treatment device comprises a control unit, and a water level sensor 17 electrically connected with the control unit is arranged in the sewage treatment barrel 12 a. Thus, the water level in the wastewater treatment tank 12a can be controlled by the control unit, thereby ensuring the normal operation of the wastewater treatment device 12. In addition, the linkage control between the clothes treatment device (such as a washing machine) and the externally-hung sewage treatment device can be realized through wired or wireless control (such as mobile phone control).
In addition, as for the laundry treatment system, further, the laundry treatment system includes a circulation pipeline 13, the circulation pipeline 13 is communicated with the purified water outlet 12d, an end of the circulation pipeline 13 is provided with a second detachable joint for circulating the purified water treated by the sewage treatment unit 12 to the laundry treatment device 20, and the water inlet of the laundry treatment drum 21 can be detachably connected with the second detachable joint. In the present invention, by providing the second detachable joint, the circulation pipeline 13 is connected to the water inlet of the washing machine (specifically, the water inlet of the laundry treatment drum 21, when the water inlet is connected to the water inlet pipe 22, the second detachable joint of the circulation pipeline 13 is connected to the water inlet pipe 22), so that the clean water purified by the sewage treatment unit 12 can be returned to the laundry treatment drum 21, thereby realizing the recycling of the washing water and saving the labor.
Wherein, in order to circulate the clean water purified by the sewage treatment unit 12 into the laundry treatment drum 21, it is preferable that the laundry treatment system comprises a second suction device 19 disposed on the circulation line 13, so that the clean water purified by the sewage treatment unit 12 can be sucked by the second suction device 19 (e.g., a pump device) and returned into the laundry treatment drum 21, thereby achieving the purpose of saving water. Further, a second control valve 15 may be provided on the circulation line 13 to control the circulation line 13 to supply water into the laundry treating drum 21.
In addition, an additional electrode plate capable of being connected to an external power source may be disposed in the laundry treatment drum 21, so that colloids and micro-bubbles generated during the electrocoagulation reaction may reach any corner in the laundry treatment drum 21, and lint and other pollutants in the laundry treatment drum 21 may be separated from the drum wall of the laundry treatment drum 21 under flocculation of the colloids and impact of the micro-bubbles, thereby achieving automatic cleaning of the laundry treatment apparatus.
In summary, the externally-mounted sewage treatment device provided by the invention has a simple structure and a small volume, and can be used in combination with an independently-used clothes treatment device to purify and recycle the sewage of the washing machine, wherein the externally-mounted sewage treatment device is suitable for users who have purchased washing machines, or users who have multiple washing machines at home (for example, a user can purchase one externally-mounted sewage treatment device and can use the externally-mounted sewage treatment device in combination with washing machines at different positions in other users by changing the position of the externally-mounted sewage treatment device). Moreover, the external hanging type sewage treatment device provided by the invention does not need to add chemical agents in the sewage treatment process, has low treatment cost and can realize complete automatic control.
The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited thereto. Within the scope of the technical idea of the invention, numerous simple modifications can be made to the technical solution of the invention, including combinations of the individual specific technical features in any suitable way. The invention is not described in detail in order to avoid unnecessary repetition. Such simple modifications and combinations should also be considered as disclosed in the present invention, and all such modifications and combinations are intended to be included within the scope of the present invention.
Claims (9)
1. A clothes treatment system is characterized by comprising a clothes treatment device (20) and an externally-hung sewage treatment device, wherein the clothes treatment device (20) comprises a clothes treatment drum (21) for containing clothes, and a sewage discharge port of the clothes treatment drum (21) is detachably connected with a first detachable joint;
outer hanging sewage treatment plant includes:
the sewage treatment device comprises a sewage inlet pipe (11), wherein one end of the sewage inlet pipe (11) is provided with a first detachable joint for being detachably connected with a sewage source;
and a sewage treatment unit (12) communicated with the other end of the sewage inlet pipe (11), the sewage treatment unit (12) having:
the device comprises a sewage treatment barrel (12a), wherein a metal electrode plate (12 b) is arranged in the sewage treatment barrel (12a), the metal electrode plate (12 b) is connected with an external power supply to generate metal ions at an anode, and the metal ions adsorb pollutants to form floccules;
a purified water outlet (12 d);
the filtering unit (16) is arranged at the purified water outlet (12 d) to filter the floccules;
a floc discharge port (12 c), the floc discharge port (12 c) for discharging the flocs accumulated after filtration;
the clothes treatment drum (21) is internally provided with an additional electrode plate which is connected to an external power supply and can enable colloid and micro-bubbles generated in the electric flocculation reaction process to reach any corner in the clothes treatment drum (21) so as to clean the inside of the clothes treatment drum (21).
2. The laundry treating system according to claim 1, wherein the sewage inlet pipe (11) is provided with a first control valve (14).
3. A laundry treatment system according to claim 1, characterized in that the sewage inlet pipe (11) is provided with a first suction device (18) for sucking sewage into the sewage treatment drum (12 a).
4. The laundry treatment system according to claim 1, characterized in that the filtering unit (16) is provided outside the sewage treatment unit (12).
5. A laundry treating system according to claim 1, characterized in that the externally hung sewage treating device includes a control unit, and a water level sensor (17) is provided in the sewage treating drum (12a) for electrical connection with the control unit.
6. Laundry treatment system according to claim 1, characterized in that it comprises a circulation line (13), said circulation line (13) communicating with said purified water outlet (12 d), the end of said circulation line (13) being provided with a second detachable joint for circulating purified water treated by said sewage treatment unit (12) to said laundry treatment device (20), the water inlet of said laundry treatment drum (21) being detachably connectable to said second detachable joint.
7. Laundry treatment system according to claim 6, characterized in, that a second control valve (15) is provided on the circulation line (13).
8. Laundry treatment system according to claim 6, characterized in that it comprises a second suction device (19) arranged on the circulation line (13).
9. Laundry treatment system according to any of claims 1-8, characterized in that the laundry treatment device (20) is a washing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811005334.2A CN110872144B (en) | 2018-08-30 | 2018-08-30 | External hanging type sewage treatment device and clothes treatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811005334.2A CN110872144B (en) | 2018-08-30 | 2018-08-30 | External hanging type sewage treatment device and clothes treatment system |
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| Publication Number | Publication Date |
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| CN110872144A CN110872144A (en) | 2020-03-10 |
| CN110872144B true CN110872144B (en) | 2022-09-06 |
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| CN201811005334.2A Active CN110872144B (en) | 2018-08-30 | 2018-08-30 | External hanging type sewage treatment device and clothes treatment system |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1727556A (en) * | 2004-07-28 | 2006-02-01 | 三洋电机株式会社 | Laundry machine and reuse method of washing water |
| CN105088697A (en) * | 2014-05-08 | 2015-11-25 | 青岛海尔洗衣机有限公司 | Flocculating and water-saving washing machine and control method |
| CN106436149A (en) * | 2015-08-12 | 2017-02-22 | 青岛海尔洗衣机有限公司 | Control method for washing machine with washing water circulation function, and washing machine |
-
2018
- 2018-08-30 CN CN201811005334.2A patent/CN110872144B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1727556A (en) * | 2004-07-28 | 2006-02-01 | 三洋电机株式会社 | Laundry machine and reuse method of washing water |
| CN105088697A (en) * | 2014-05-08 | 2015-11-25 | 青岛海尔洗衣机有限公司 | Flocculating and water-saving washing machine and control method |
| CN106436149A (en) * | 2015-08-12 | 2017-02-22 | 青岛海尔洗衣机有限公司 | Control method for washing machine with washing water circulation function, and washing machine |
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| CN110872144A (en) | 2020-03-10 |
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