CN204550236U - A kind of micro-waste water water-purifying machine - Google Patents

A kind of micro-waste water water-purifying machine Download PDF

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Publication number
CN204550236U
CN204550236U CN201520134821.4U CN201520134821U CN204550236U CN 204550236 U CN204550236 U CN 204550236U CN 201520134821 U CN201520134821 U CN 201520134821U CN 204550236 U CN204550236 U CN 204550236U
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China
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water
electromagnetic valve
filter
purifying machine
rising pipe
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Withdrawn - After Issue
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CN201520134821.4U
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Chinese (zh)
Inventor
张学武
邓卫优
张保华
陈鹏
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Guangdong Huiju Environmental Protection Technology Co Ltd
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Guangdong Huiju Environmental Protection Technology Co Ltd
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Abstract

The utility model relates to water-purifying machine technical field, be specifically related to a kind of micro-waste water water-purifying machine, comprise the fore filter connected successively by pipeline, entering water electromagnetic valve, water pump, filter core mechanism and RO film, also include current limliting and circulating electromagnetic valve, flow-limiting valve, check valve, high-voltage switch gear, water butt and post-filter, fore filter is connected with raw water tubes line, the pure water inlet of RO film is connected with water purification rising pipe, water purification rising pipe is disposed with check valve and high-voltage switch gear along water (flow) direction, the water side of water purification rising pipe is connected with water butt and post-filter respectively, the dense water out of RO film is connected with dense water rising pipe, and the water side of dense water rising pipe is connected to return water pipe and water shoot, and return water pipe is provided with current limliting and circulating electromagnetic valve, and the water side of return water pipe is connected with the feed-water end of water pump, and water shoot is provided with flow-limiting valve.This water purification function saving water resource, the wastewater flow rate of discharge is few, and ensures work-ing life and the pure water water quality of RO film.

Description

A kind of micro-waste water water-purifying machine
Technical field
The utility model relates to water-purifying machine technical field, is specifically related to a kind of micro-waste water water-purifying machine.
Background technology
China most cities with III class surface water, Rural areas mainly with IV class underground water for drinking water source, along with pollute aggravation, the problems such as two worms (giardia lamblia stiles, Cryptosporidium), blue-green algae, heavy metals exceeding standard, town and country drinking water safety in serious threat.Therefore, surface water, underground water have to pass through purification and could use as tap water.Present family expenses, commercial drinking water treatment technological core mainly membrane filtration technique.Wherein one is ultrafiltration membrance filter, pore size filter is 0.01 micron, whole muddy things can be removed (as silt, iron rust etc.), pathogenic microorganism is (as parasite, bacterium, virus etc.), also most larger molecular organics can be removed, do not need electricity consumption simultaneously, do not produce waste water, relatively be applicable to the good city of southern china water-quality ratio, but because the organic compound in water cannot be removed, radioactive radon, the multiple harmful or carcinogenic substance such as arsenic and lead, the heavy metal ion such as mercury, in the poor northern area of water-quality ratio and vast rural area, just cannot meet the drinking water treatment demand of safety and Health.Another kind is reverse osmosis membrane filtration, and filtration openings footpath is 0.0001 micron, can remove all objectionable impuritiess in water completely, and only retain water molecules output pure water, suitability is wide, is the main force of water treatment at the vast both urban and rural area of China.
But with the water purification machine of reverse osmosis membrane because the principle of work of reverse osmosis membrane, need to discharge a large amount of waste water (condensed water) in the process of producing pure water, by the impact of water temperature, water quality, a pure water of output needs to emit 3-5 part waste water.The present situation of the surprising waste water of this output requires to deviate from mutually with the domestic scientific development advocated and " energy-conservation, lower consumption " of building a conservation-minded society.In addition, while wasting water, also increase the working load of preprocessing filter element, namely shorten the work-ing life of preprocessing filter element.
Summary of the invention
The purpose of this utility model is for above-mentioned deficiency of the prior art, provides a kind of micro-waste water water-purifying machine, this water purification function saving water resource, and the wastewater flow rate of discharge is few, meets national energy-saving requirement, and ensures the work-ing life of RO film.
The purpose of this utility model is achieved through the following technical solutions.
A kind of micro-waste water water-purifying machine, comprise connected successively by pipeline fore filter, entering water electromagnetic valve, water pump, filter core mechanism and RO film, described water-purifying machine also includes current limliting and circulating electromagnetic valve, flow-limiting valve, check valve, high-voltage switch gear, water butt and post-filter
Described fore filter is connected with raw water tubes line, the pure water inlet of described RO film is connected with water purification rising pipe, described check valve and described high-voltage switch gear are set in turn in described water purification rising pipe along water (flow) direction, and the water side of described water purification rising pipe is connected with described water butt and described post-filter respectively;
The dense water out of described RO film is connected with dense water rising pipe, the water side of dense water rising pipe is connected to return water pipe and water shoot, described current limliting and circulating electromagnetic valve are arranged at described return water pipe, the water side of described return water pipe is connected with the feed-water end of described water pump, described flow-limiting valve is arranged at described water shoot, the water outlet of described water shoot is connected with outfall sewer
Described water-purifying machine also includes electric control gear, and described entering water electromagnetic valve, described high-voltage switch gear, described water pump and described current limliting and circulating electromagnetic valve are electrically connected with described electric control gear respectively.
Wherein, described current limliting and circulating electromagnetic valve comprise electromagnetic valve body and coordinate the valve seat installed with electromagnetic valve body, water eliminator and gasket is provided with between electromagnetic valve body and valve seat, spring is disposed with in the middle part of electromagnetic valve body, spool and silicon particle, silicon particle abuts with water eliminator, gasket and valve seat are rabbeted, circulation chamber is provided with in valve seat, dividing plate is provided with between circulation chamber and the inwall of valve seat, the height of dividing plate is less than the height of circulation chamber, the both sides of valve seat are respectively arranged with water inlet pipe and rising pipe, water inlet pipe is communicated with the inside of valve seat, circulation chamber offers circulation pore, rising pipe is communicated with circulation pore, rising pipe also offers metering hole, metering hole is communicated with the inside of valve seat.
Wherein, described water eliminator offers leaking hole, and the position of the corresponding leaking hole of described gasket offers through hole, through hole, leaking hole all with the inner space of described valve seat.
Wherein, the flux of unit time when described water pump uses as recycle pump is 2.0L/min.
The water side of described dense water rising pipe is also connected with washpipe, and washpipe is provided with scouring electromagnetic valve.
Wherein, described water-purifying machine also includes the scavenging solution for cleaning RO film, and scavenging solution is citric acid or the light-coloured vinegar of food grade.
Wherein, described filter core mechanism comprises the one-level filter core and secondary filter core that are sequentially connected in series, and described one-level filter core is active carbon filter core, and described secondary filter core is the cotton filter core of pp.
Wherein, described filter core mechanism comprises the secondary composite filter element and three grades of composite filter elements that are connected in parallel, the water side of described secondary composite filter element, described three grades of composite filter elements is connected with the feed-water end of described RO film respectively, and described fore filter is the paper folding filter core in 20 μm, aperture.
Wherein, described secondary composite filter element, described three grades of composite filter elements are the composite filter element of gac and PP cotton, and the skin of this composite filter element is the PP cotton of aperture 1-5 μm, is filled with sintering activity charcoal in PP cotton.
Wherein, described post-filter is active carbon filter core strainer.
the beneficial effects of the utility model:
Micro-waste water water-purifying machine of the present utility model, controlled by electric control gear, opening Shi Shuiji when water pump, current limliting and circulating electromagnetic valve is recurrent state, and water pump now uses as recycle pump, and circulating water flow is 2 liters/min, its objective is and utilize large flux current to rinse RO film, circulate after 2 minutes, controlled by electric control gear, it is water state processed that current limliting and circulating electromagnetic valve close water machine, water pump now uses as topping-up pump, utilizes the current-limiting function of current limliting and circulating electromagnetic valve to reach and controls water operating pressure processed.The ratio realizing the waste water of pure water and the discharge obtained while not improving TDS value is 3:1, and the wastewater flow rate of discharge is few, and the TDS value of pure water is low, saving water resource greatly, meet national energy-saving requirement, pure water quality is high, and ensures work-ing life and the pure water water quality of RO film.
Water-purifying machine of the present utility model coordinates by means of only water pump and current limliting and circulating electromagnetic valve, a water pump only need be utilized can to realize supercharging and circulation two kinds of functions, greatly reduce material and production cost, and the structure of water-purifying machine is simpler, be more convenient for assembling and maintenance.
Accompanying drawing explanation
Accompanying drawing is utilized to be described further utility model, but the embodiment in accompanying drawing does not form any restriction of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the following drawings.
Fig. 1 is the theory structure schematic diagram of embodiment 1 of the present utility model.
Fig. 2 is the theory structure schematic diagram of embodiment 2 of the present utility model.
Fig. 3 is the cross-sectional view of current limliting of the present utility model and circulating electromagnetic valve.
Fig. 4 is the structural representation of the valve seat of current limliting of the present utility model and circulating electromagnetic valve.
Reference numeral comprises:
10---fore filter 20---entering water electromagnetic valve 30---water pumps
41---one-level filter core 42---secondary filter core 43---secondary composite filter elements
44---three grades of composite filter elements 50---RO film
60---current limliting and circulating electromagnetic valve 70---flow-limiting valve 80---check valves
90---high-voltage switch gear 100---water butt 110---post-filters
120---pure water tap 11---raw water tubes line 12---water purification rising pipes
13---dense water rising pipe 14---return water pipe 15---water shoots
16---washpipe 161---scouring electromagnetic valve 130---electric control gears
301---electromagnetic valve body 302---valve seat
303---water eliminator 304---gasket 305---springs
306---spool 307---silicon particle 308---circulation chambers
309---dividing plate 310---water inlet pipe 311---rising pipes
312---circulation pore 313---metering hole.
Embodiment
With the following Examples the utility model is further described, sees Fig. 1 to Fig. 4.
embodiment 1
As shown in Figure 1, the micro-waste water water-purifying machine of one of the present embodiment, comprise connected successively by pipeline fore filter 10, entering water electromagnetic valve 20, water pump 30, filter core mechanism and RO film 50, described water-purifying machine also includes current limliting and circulating electromagnetic valve 60, flow-limiting valve 70, check valve 80, high-voltage switch gear 90, water butt 100 and post-filter 110
Described fore filter 10 is connected with raw water tubes line 11, the pure water inlet of described RO film 50 is connected with water purification rising pipe 12, described check valve 80 and described high-voltage switch gear 90 are set in turn in described water purification rising pipe 12 along water (flow) direction, and the water side of described water purification rising pipe 12 is connected with described water butt 100 and described post-filter 110 respectively;
The dense water out of described RO film 50 is connected with dense water rising pipe 13, the water side of dense water rising pipe 13 is connected to return water pipe 14 and water shoot 15, described current limliting and circulating electromagnetic valve 60 are arranged at described return water pipe 14, the water side of described return water pipe 14 is connected with the feed-water end of described water pump 30, described flow-limiting valve 70 is arranged at described water shoot 15, and the water outlet of described water shoot 15 is connected with outfall sewer.
Micro-waste water water-purifying machine of the present utility model, controlled by electric control gear 130, opening Shi Shuiji when water pump 30, current limliting and circulating electromagnetic valve 60 is recurrent state, water pump 30 now uses as recycle pump, circulating water flow is 2 liters/min, its objective is and utilize large flux current to rinse RO film, circulate after 2 minutes, controlled by electric control gear 130, it is water state processed that current limliting and circulating electromagnetic valve 60 close water machine, water pump 30 now uses as topping-up pump, utilizes the current-limiting function of current limliting and circulating electromagnetic valve 60 to reach and controls water operating pressure processed.The ratio realizing meeting the waste water of obtained pure water and discharge while not improving TDS value is 3:1, and the wastewater flow rate of discharge is few, and the TDS value of pure water is low, and saving water resource greatly, meets national energy-saving requirement, and pure water quality is high, and ensures the work-ing life of RO film 50.
As shown in Figure 3 and Figure 4, the current limliting of the present embodiment and circulating electromagnetic valve comprise electromagnetic valve body 301 and coordinate the valve seat 302 installed with electromagnetic valve body 301, water eliminator 303 and gasket 304 is provided with between electromagnetic valve body 301 and valve seat 302, spring 305 is disposed with in the middle part of electromagnetic valve body 301, spool 306 and silicon particle 307, silicon particle 307 abuts with water eliminator 303, gasket 304 and valve seat 302 are rabbeted, circulation chamber 308 is provided with in valve seat 302, dividing plate 309 is provided with between the inwall of circulation chamber 308 and valve seat 302, the height of dividing plate 309 is less than the height of circulation chamber 308, the both sides of valve seat 302 are respectively arranged with water inlet pipe 310 and rising pipe 311, water inlet pipe 310 is communicated with the inside of valve seat 302, circulation chamber 308 offers circulation pore 312, rising pipe 311 is communicated with circulation pore 312, rising pipe 311 also offers metering hole 313, metering hole 313 is communicated with the inside of valve seat 302.
When water-purifying machine is recurrent state, after water enters valve seat 302 from water inlet pipe 310, silicon particle 307 is upspring, water eliminator 303 and gasket 304 are lifted under hydraulic pressure effect, water enters in circulation chamber 308, then be left to rising pipe 311 through circulation pore 312 and be recycled to the feed-water end of water pump, now water pump uses as recycle pump; When water-purifying machine is for water state processed, silicon particle 307 abuts with water eliminator 303, after water enters valve seat 302 from water inlet pipe 310, namely enters rising pipe 311 by metering hole 313 after overflowing across dividing plate 309, and now water pump uses as topping-up pump.The utility model utilizes current limliting and circulating electromagnetic valve to realize the control of current limliting and circulation two states, utilizes the current-limiting function of current limliting and circulating electromagnetic valve to reach and controls water operating pressure processed.Water-purifying machine can realize discharging while the water of limit simultaneously, and ease of use strengthens greatly.
Wherein, described water eliminator 303 offers leaking hole, the position of the corresponding leaking hole of described gasket 304 offers through hole, through hole, leaking hole all with the inner space of described valve seat 302, guarantee that the water infiltrating water eliminator 303 top can fall into valve seat 302 inside by leaking hole and through hole in time, avoid fluid seepage to outside electromagnetic valve body 301.
The water side of described dense water rising pipe 13 is also connected with washpipe 16, and washpipe 16 is provided with scouring electromagnetic valve 161, and scouring electromagnetic valve 161 is electrically connected with described electric control gear 130.When needs rinse RO film 50, the waste water after flushing is discharged by washpipe 16, extends the work-ing life of RO film 50.
Test with traditional water-purifying machine 100 gallons of types, at former water pressure 2.2kg, former water TDS is 1960, and former water temp is under the condition of 18 DEG C, and under the different ratios of obtained pure water and the waste water of discharge, the changing conditions of TDS value is as shown in the table:
Test with micro-waste water water-purifying machine of the present utility model 100 gallons of types, at former water pressure 2.3kg, former water TDS is 1960, and former water temp is under the condition of 18 DEG C, under the different ratios of obtained pure water and the waste water of discharge, the changing conditions of TDS value is as shown in the table:
As can be seen from above-mentioned two data sheet, when pure water and waste water ratio are 1:3, tradition water-purifying machine and the TDS value of water-purifying machine of the present utility model are close, and when pure water and waste water ratio are 1:1 or even 3:1 and 6:1, and the pure water TDS value of this water-purifying machine is than the TDS value few 20 of traditional water-purifying machine.The ratio of the pure water that this micro-waste water water-purifying machine obtains and waste water is 3:1, and when not losing TDS value, saving water resource greatly, reduce wastewater discharge, meet national energy-saving requirement, pure water quality is high, and ensures the work-ing life of RO film 50.
In addition, this micro-waste water water-purifying machine also has the following advantages:
A, to be controlled by electric control gear 130, opening Shi Shuiji when water pump, current limliting and circulating electromagnetic valve is recurrent state, water pump now uses as recycle pump, circulating water flow is 2 liters/min, its objective is and utilizes large flux current to rinse RO film, circulates after 2 minutes, controlled by electric control gear 130, it is water state processed that current limliting and circulating electromagnetic valve close water machine, and water pump now uses as topping-up pump, utilizes the current-limiting function of current limliting and circulating electromagnetic valve to reach and controls water operating pressure processed.
B, because there is large flux circulates system, water-purifying machine himself has possessed the function of medicine cleaning RO film 50, and the calcium when conventional types uses in water, magnesium ion and colloid are once block RO film 50, and water production rate wretched insufficiency, can only change RO film 50.And this water inlet machine can carry out medicine cleaning to RO film 50, extend the work-ing life of RO film 50 with this.Its water production rate of RO film 50 after medicine cleaning reaches the level of new RO film 50 completely, and its work-ing life extends more than 3 times compared with conventional types.
Wherein, described water-purifying machine also includes the electric control gear 130 be electrically connected with city, and described entering water electromagnetic valve 20, described high-voltage switch gear 90, described water pump 30 and described current limliting and circulating electromagnetic valve 60 are electrically connected with described electric control gear 130 respectively.
Wherein, the flux of the unit time of described water pump 30 is 2.0L/min, and namely the recirculated water of water-purifying machine is 2.0L/min by the flux of RO film 50 surface unit time, utilizes the large flux of water pump 30 to make water-purifying machine of the present utility model carry the function of cleaning RO film 50.
Wherein, described water-purifying machine also includes the scavenging solution for cleaning RO film 50, and scavenging solution is citric acid or the light-coloured vinegar of food grade, is convenient to draw materials, and cleaning cost is low.Be implemented as follows: when water machine produces discharge decline or cleans as maintenance medicine, first cut the supply of water and electricity, pre-treatment filter flask before any film is taken off, outwell the recirculated water with scavenging solution same ratio, again filter flask is reinstalled after filling liquid, power transmission relief water pump 30 and current limliting and circulating electromagnetic valve 60 work, cleaning liquid in filter flask to circulate drug irrigation RO film 50 under water pump 30 acts on, block up film degree according to RO film 50 and determine medicine scavenging period, after scavenging period reaches, open scouring electromagnetic valve 161, scavenging solution in all filter flasks is thoroughly cemented out from washpipe 16, thus complete the work of medicine cleaning RO film 50.The filter flask of the filter core mechanism that pre-treatment filter flask connects before referring to RO film before film.
Wherein, described filter core mechanism comprises the one-level filter core 41 and secondary filter core 42 that are sequentially connected in series, and described one-level filter core 41 is active carbon filter core, and described secondary filter core 42 is the cotton filter core of pp.Filter cartridge construction is simple, is conducive to changing and safeguarding, reduces use technology cost.
Wherein, described post-filter 110 is active carbon filter core strainer all, and be conducive to the mouthfeel improving pure water, pure water is drunk effective.
embodiment 2
As shown in Figure 2, the filter core mechanism of the present embodiment comprises the secondary composite filter element 43 and three grades of composite filter elements 44 that are connected in parallel, the water side of described secondary composite filter element 43, described three grades of composite filter elements 44 is connected with the feed-water end of described RO film 50 respectively, and described fore filter 10 is the paper folding filter core in 20 μm, aperture.Further, described secondary composite filter element 43, described three grades of composite filter elements 44 are the composite filter element of gac and PP cotton, and the skin of this composite filter element is the PP cotton of aperture 1-5 μm, is filled with sintering activity charcoal in PP cotton.
The effect of the paper folding filter core (fore filter 10) of the first step is to filter larger particles material in former water, makes a whole set of filtering system play fine filtering effect after first coarse filtration, and paper folding filter core comparatively cotton its surface-area of filter core of PP increase several times so extend work-ing life.Described secondary filter core, three grades of filter cores are composite filter element, the structure of described composite filter element is the cotton filtrate of the outer PP for aperture 1-5 micron, it act as and to filter in former water comparatively finely ground particle substance, internal layer is sintering activity charcoal, its Main Function is the chlorine residue in the former water of absorption, and sintering activity charcoal compares its adsorptive power of granulated carbon can reach more than 2 times more by force.Secondary composite filter element 43, three grades of composite filter elements 44 are adopted to be connected in parallel and more can effectively play its effect, can pretreated effect and work-ing life before maximum raising RO film 50 by changing mode of connection and changing filter cartridge construction.
The rest part of the present embodiment is identical with embodiment 1, repeats no more here.
Finally should be noted that; above embodiment is only in order to illustrate the technical solution of the utility model; but not the restriction to the utility model protection domain; although done to explain to the utility model with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to the technical solution of the utility model or equivalent replacement, and not depart from essence and the scope of technical solutions of the utility model.

Claims (8)

1. a micro-waste water water-purifying machine, it is characterized in that: comprise connected successively by pipeline fore filter, entering water electromagnetic valve, water pump, filter core mechanism and RO film, described water-purifying machine also includes current limliting and circulating electromagnetic valve, flow-limiting valve, check valve, high-voltage switch gear, water butt and post-filter
Described fore filter is connected with raw water tubes line, the pure water inlet of described RO film is connected with water purification rising pipe, described check valve and described high-voltage switch gear are set in turn in described water purification rising pipe along water (flow) direction, and the water side of described water purification rising pipe is connected with described water butt and described post-filter respectively;
The dense water out of described RO film is connected with dense water rising pipe, the water side of dense water rising pipe is connected to return water pipe and water shoot, described current limliting and circulating electromagnetic valve are arranged at described return water pipe, the water side of described return water pipe is connected with the feed-water end of described water pump, described flow-limiting valve is arranged at described water shoot, the water outlet of described water shoot is connected with outfall sewer
Described water-purifying machine also includes electric control gear, and described entering water electromagnetic valve, described high-voltage switch gear, described water pump and described current limliting and circulating electromagnetic valve are electrically connected with described electric control gear respectively.
2. the micro-waste water water-purifying machine of one according to claim 1, it is characterized in that: described current limliting and circulating electromagnetic valve comprise electromagnetic valve body and coordinate the valve seat installed with electromagnetic valve body, water eliminator and gasket is provided with between electromagnetic valve body and valve seat, spring is disposed with in the middle part of electromagnetic valve body, spool and silicon particle, silicon particle abuts with water eliminator, gasket and valve seat are rabbeted, circulation chamber is provided with in valve seat, dividing plate is provided with between circulation chamber and the inwall of valve seat, the height of dividing plate is less than the height of circulation chamber, the both sides of valve seat are respectively arranged with water inlet pipe and rising pipe, water inlet pipe is communicated with the inside of valve seat, circulation chamber offers circulation pore, rising pipe is communicated with circulation pore, rising pipe also offers metering hole, metering hole is communicated with the inside of valve seat.
3. the micro-waste water water-purifying machine of one according to claim 2, is characterized in that: described water eliminator offers leaking hole, and the position of the corresponding leaking hole of described gasket offers through hole, through hole, leaking hole all with the inner space of described valve seat.
4. the micro-waste water water-purifying machine of one according to claim 1, is characterized in that: the water side of described dense water rising pipe is also connected with washpipe, and washpipe is provided with scouring electromagnetic valve.
5. the micro-waste water water-purifying machine of one according to claim 1, is characterized in that: described filter core mechanism comprises the one-level filter core and secondary filter core that are sequentially connected in series, and described one-level filter core is active carbon filter core, and described secondary filter core is the cotton filter core of pp.
6. the micro-waste water water-purifying machine of one according to claim 1, it is characterized in that: described filter core mechanism comprises the secondary composite filter element and three grades of composite filter elements that are connected in parallel, the water side of described secondary composite filter element, described three grades of composite filter elements is connected with the feed-water end of described RO film respectively, and described fore filter is the paper folding filter core in 20 μm, aperture.
7. the micro-waste water water-purifying machine of one according to claim 6, it is characterized in that: described secondary composite filter element, described three grades of composite filter elements are the composite filter element of gac and PP cotton, the skin of this composite filter element is the PP cotton of aperture 1-5 μm, is filled with sintering activity charcoal in PP cotton.
8. according to the micro-waste water water-purifying machine of the one in claim 1-7 described in any one, it is characterized in that: described post-filter is active carbon filter core strainer.
CN201520134821.4U 2015-03-10 2015-03-10 A kind of micro-waste water water-purifying machine Withdrawn - After Issue CN204550236U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104649454A (en) * 2015-03-10 2015-05-27 广东汇聚环保科技有限公司 Micro-wastewater purifier
CN114671493A (en) * 2020-12-24 2022-06-28 广东栗子科技有限公司 Small-flow table type water purification system, water purification control method and water purification equipment

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104649454A (en) * 2015-03-10 2015-05-27 广东汇聚环保科技有限公司 Micro-wastewater purifier
CN104649454B (en) * 2015-03-10 2016-04-06 广东汇聚环保科技有限公司 A kind of micro-waste water water-purifying machine
CN114671493A (en) * 2020-12-24 2022-06-28 广东栗子科技有限公司 Small-flow table type water purification system, water purification control method and water purification equipment

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