CN103755078A - Washing and cleaning dual-purpose sewage treatment system and control method thereof - Google Patents
Washing and cleaning dual-purpose sewage treatment system and control method thereof Download PDFInfo
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Abstract
The invention discloses a washing and cleaning dual-purpose sewage treatment system. The washing and cleaning dual-purpose sewage treatment system comprises a transit water tank, a plunger pump, a dual-stage paralleled membrane filtering system, a contributing water discharge pipe, a contributing water tank and a thick water discharge pipe, wherein the transit water tank is connected with an intake pipe; the plunger pump is connected with the water outlet end of the transit water tank through a first cartridge filter; the dual-stage paralleled membrane filtering system is connected with the water outlet end of the plunger pump; the contributing water discharge pipe is connected with the contributing water outlet of the dual-stage paralleled membrane filtering system through a contributing water pipeline; the contributing water tank is connected with the contributing water discharge pipe; the thick water discharge pipe is connected with the thick water outlet of the dual-stage paralleled membrane filtering system through a thick water collecting pipe; the contributing water tank is connected with a clear water tank though a pipeline with a manual valve; the contributing water tank and the clear water tank are connected with the water outlet end of the plunger pump through a same pipeline; a flushing pump and a second cartridge filter are mounted on the pipeline; besides, a scale inhibitor pump used for adding a scale inhibitor into raw water is mounted between the first cartridge filter and the plunger pump. The dual-purpose sewage treatment system has the advantages of unique design and high application value.
Description
Technical field
The present invention relates to a kind of Sewage treatment systems, specifically, relate to a kind of clear dual-purpose type Sewage treatment systems of rushing.
Background technology
For avoiding environmental pollution, industrial sewage must be through discharging after strict processing, high-concentration sewage is all the more so, the sewage producing in oil production process just belongs to one of high-concentration sewage, there is very strong environmental disruption ability, must use professional equipment to process, until meet national standard, could discharge.
No matter be in oil production industry, or in other industry, industrial sewage all has some general character conventionally: include a large amount of impurity particles, poisonous and harmful, strongly-acid or strong basicity, the sewage that some special industry produces also has some other characteristic, these sewage characteristics make sewage disposal and trouble thereof, and be difficult to process thoroughly, effect is difficult to improve; Meanwhile, due to the existence of these characteristics, make sewage disposal device be easy to be corroded, damage, be difficult to work-ing life guarantee, processing cost is high, to enterprise, has brought great economic pressures.
Summary of the invention
The object of the present invention is to provide a kind of clear dual-purpose type Sewage treatment systems of rushing, solve that sewage disposal in prior art is difficult to thoroughly, treatment facility holds flimsy problem.
To achieve these goals, the technical solution used in the present invention is as follows:
Rush clear dual-purpose type Sewage treatment systems, comprise the transfer water tank that connects inlet channel, the ram pump being connected with the water side of this transfer water tank by the first cartridge filter, the two-stage parallel connection formula membrane filtration system being connected with the water side of this ram pump, the product water discharge spout being connected with the product water output of this two-stage parallel connection formula membrane filtration system by water producing pipe road and the product water tank being connected with this product water discharge spout, the concentrated water discharge pipe being connected with the dense water output of this two-stage parallel connection formula membrane filtration system by dense water collection pipe, described product water tank is also connected with a filtered water tank by a pipeline that manually-operated gate is installed, and this product water tank is also connected with the water side of described ram pump by same pipeline with filtered water tank, and flushing pump and the second cartridge filter are installed on this pipeline, in addition, between described the first cartridge filter and described ram pump, be also provided with for add the Scale inhibitors pump of Scale inhibitors to former water.
Further, described two-stage parallel connection formula membrane filtration system comprises two groups of same end Inlet and outlet water separating and filtering film posts identical and that be connected with the water side of described ram pump respectively, every group includes a recycle pump being connected with the water side of described ram pump, the same end Inlet and outlet water separating and filtering film post being connected with the water side of this recycle pump with at least one with end Inlet and outlet water separating and filtering film post; Described water producing pipe road and dense water collection pipe are all installed on the described upper end with end Inlet and outlet water separating and filtering film post, and described dense water collection pipe one end is connected with described concentrated water discharge pipe, and the other end is connected with the feed-water end of described recycle pump.So, can make dense water repeatedly process, make sewage disposal more thorough.
Pressure when guaranteeing raw water is sufficient, and former water topping-up pump is also installed on the water side of described transfer water tank.
Meanwhile, between described dense water collection pipe and concentrated water discharge pipe, by-pass valve control is also installed.
Again further, in order better sewage disposal device being cleaned, to avoid equipment to be corroded, on described filtered water tank, chemicals dosing plant to be installed.
Further, for medicine is fully mixed in, produce in water, guarantee cleaning effect, between the water side of described flushing pump and described filtered water tank, be also connected with internal recycle pipeline, on this internal recycle pipeline, by-pass valve control is installed.
Take said system as basis, and the present invention also provides the control method of the clear dual-purpose type Sewage treatment systems of above-mentioned punching, comprises the following steps:
(1) former water enters transfer water tank, enters the first cartridge filter and carry out contaminant filter under the effect of former water topping-up pump;
(2) Scale inhibitors pump adds Scale inhibitors to the former water from the first cartridge filter output;
(3) former moisture is two strands, enters respectively two recycle pumps in two-stage parallel connection formula membrane filtration system, then enters corresponding same end Inlet and outlet water separating and filtering film post, completes sewage disposal, produces and produces water and dense water;
(4) described product water enters behind water producing pipe road, and a part passes through to produce directly outer row of water discharge spout, and it is standby that another part enters product water tank; Described dense water passes back into recycle pump by dense water collection pipe, enters with end Inlet and outlet water separating and filtering film post with after former water from transfer water tank mixes, and carries out concentration again, and so circulation, until dense water reaches emission standard;
(5) former water treatment is complete need to clean time, opens flushing pump, and the product water producing in water tank enters respectively two groups with end Inlet and outlet water separating and filtering film posts by two recycle pumps under the effect of flushing pump, and it is carried out to high pressure washing, again produces and produces water and dense water; Wherein produce water and enter product water tank by water producing pipe road, or row directly; Dense water is delivered to concentrated water discharge pipe by dense water collection pipe, directly outer row.
Further, described step (5) can be replaced by the following step:
(a) open the manually-operated gate producing between water tank and filtered water tank, produce water and enter filtered water tank from producing water tank;
(b) chemicals dosing plant in filtered water tank adds cleaning agent to producing in water;
(c) open flushing pump, and open the by-pass valve control on internal recycle pipeline, the product water that contains cleaning agent is circulated between filtered water tank and flushing pump, until cleaning agent is automatically evenly mixed in, produce in water;
(d) open high-pressure air operated valve, be mixed with the product water of cleaning agent after the second cartridge filter filters, by two recycle pumps, enter respectively two groups with end Inlet and outlet water separating and filtering film post, it is carried out to high pressure cleaning, and produce product water and dense water;
(e) produce water and enter product water tank by water producing pipe road multiparity water discharge spout, or row directly, dense water is delivered to concentrated water discharge pipe by dense water collection pipe, directly outer row.
The present invention adopts two-stage membrane element to carry out sewage disposal simultaneously, to improve the efficiency of sewage disposal, and between the input and output of membrane element, circulating line is set, to realize the processing again of dense water, and product water is sent into product water tank, the cleaning sewage disposal device for follow-up work, again in conjunction with corresponding medicine, both thoroughness and the high efficiency of sewage disposal had been realized, guarantee again the degree of cleaning of sewage disposal device, extended the work-ing life of sewage disposal device, also realized the recycling of water resources, avoided the wasting of resources, achieved many things at one stroke.
Compared with prior art, the present invention has following beneficial effect:
(1) the present invention's design is very ingenious, at the beginning of Yuan Shui enters system, just first adopt the first cartridge filter to carry out contaminant filter, avoid the large granular impurity in sewage to enter subsequent processing device and caused structure deteriorate, simultaneously, before carrying out sewage disposal, also add Scale inhibitors, to prevent that sewage is at treatment facility (pipeline, with end Inlet and outlet water separating and filtering film post) middle fouling, the patency of pipeline and the normal work of same end Inlet and outlet water separating and filtering film post have been guaranteed, so both avoided sewage disposal device damage, guaranteed again the normal work of equipment, kill two birds with one stone.
(2) the present invention adopts the same end Inlet and outlet water separating and filtering film post of two groups of parallel connections to carry out sewage disposal simultaneously, and corresponding circulating line is set, make the dense water of processing rear generation can carry out easily secondary treatment, to guarantee the thoroughness of sewage disposal, the product water producing is collected and is entered product water tank, for follow-up clean to equipment, both realized the recycling of water resources, the problem of having avoided again equipment to be corroded.
(3) the present invention is provided with flushing and two kinds of equipment cleaning modes of cleaning, and utilization product water is realized the thorough of equipment cleaned in conjunction with sanitising agent, and flushing and cleaning can be selected one according to practical situation, also can first rinse, and rear cleaning, two combine; Rinse and the combination of cleaning, can effectively make the source of pollution that are attached on sewage disposal device inwall come off and get rid of, cleaning effect is better.
(4) in the present invention; rinse and clean two kinds of modes and share a pipeline; both provided cost savings; simplified again installation sequence; also saved installing space; the second cartridge filter being arranged on this pipeline more can avoid impurity particle to enter with causing structure deteriorate in end Inlet and outlet water separating and filtering film post to coming the mixed solution of self-produced water tank and filtered water tank to filter, and makes equipment obtain maltilevel security protection.
(5) the present invention has been realized and has been produced circulating of water and sanitising agent by a pipeline dexterously between flushing pump and filtered water tank, and utilize this self-circulation that sanitising agent is dissolved in automatically, fully and produce in water, thereby guaranteed clean dynamics and cleaning efficiency to follow-up pipeline and equipment, obtained powerful guarantee the work-ing life of equipment.
(6) the present invention is when realizing sewage disposal, also realize the guarantee to treatment facility, saved water resources simultaneously, avoided the wasting of resources, its overall performance technology of the same type more of the same trade has fairly obvious advantage, has very high practical value and using value.
Accompanying drawing explanation
Fig. 1 is construction schematic diagram of the present invention.
Fig. 2 is with the structural representation of holding Inlet and outlet water separating and filtering film post in the present invention.
In above-mentioned accompanying drawing, the component names that Reference numeral is corresponding is as follows:
1-transfer water tank, the former water topping-up pump of 2-, 3-the first cartridge filter, 4-Scale inhibitors pump, 5-ram pump, 6-recycle pump, 7-is with end Inlet and outlet water separating and filtering film post, 8-water producing pipe road, the dense water collection pipe of 9-, 10-produces water discharge spout, 11-concentrated water discharge pipe, and 12-produces water tank, 13-filtered water tank, 14-flushing pump, 15-the second cartridge filter, 16-manually-operated gate, 17-high-pressure air operated valve, 18-internal recycle pipeline.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described, and embodiments of the present invention include but not limited to the following example.
Embodiment
It is basis that the technology that application number is 201310696565.3 is take in the present invention, belongs to the utilisation technology of this technology.In the present invention, so-called former water, refers to the waste water of the unprocessed mistake that contains impurity or pollutent; The so-called water that produces, refers to former water clean water after treatment, or reaches the discharge water of discharging standards; Dense water refer to former water at least process once after other mixing waters except product water.
As shown in Figure 1, flushing dual-purpose formula Sewage treatment systems, mainly comprises water inlet system, two-stage parallel connection formula membrane filtration system, blowdown system and cleaning system.
Specifically, water inlet system mainly comprises the transfer water tank 1 connecting by pipeline successively, former water topping-up pump 2, the first cartridge filter 3 and ram pump 5, and is connected to the Scale inhibitors pump 4 on ram pump feed-water end.In addition, between each equipment, as required, be also suitably provided with by-pass valve control.Described former water topping-up pump 2, for former water is carried out to preliminary supercharging, makes it have rational pressure and keeps constant flow velocity to flow backward; The first cartridge filter 3 is for former water is carried out to contaminant filter, and filtering wherein may cause to follow-up equipment the macrobead type impurity of damage, guarantees the use safety of equipment; Scale inhibitors pump 4 is for pumping into Scale inhibitors to former water, prevents from source of pollution fouling on the inwall of pipeline or other equipment of containing in former water from causing line clogging, and equipment cannot normally move; Ram pump 5, for former water is carried out to supercharging again, is realized former water high pressure and is entered two-stage parallel connection formula membrane filtration system, completes sewage disposal.
Two-stage parallel connection formula membrane filtration system mainly comprise two groups identical with end Inlet and outlet water separating and filtering film post 7, two recycle pumps 6, two water producing pipe roads 8 and two dense water collection pipes 9.In each group, with the quantity of end Inlet and outlet water separating and filtering film post, can adjust according to actual needs, in the present embodiment, by 30, with the parallel connection of end Inlet and outlet water separating and filtering film post, form one group; Two recycle pumps, two water producing pipe roads and two dense water collection pipes are corresponding one by one with end Inlet and outlet water separating and filtering film post with two groups respectively.Wherein, the feed-water end of recycle pump 6 is connected with the water side of ram pump 5 by pipeline, and its water side connects respectively each with the former water inlet of end Inlet and outlet water separating and filtering film post 7; 8 one end, water producing pipe road connect each interior on the same group product water out with end Inlet and outlet water separating and filtering film post 7, and the other end is connected with the product water discharge spout 10 in blowdown system; One end of dense water collection pipe 9 is connected with the feed-water end of internal circulation pump 6 on the same group, and the other end is connected with the concentrated water discharge pipe 11 in blowdown system; For cost-saving, two groups are finally connected to and are produced water discharge spout 10 by same water producing pipe road 8 with end Inlet and outlet water separating and filtering film post, also by same dense water collection pipe 9, are connected to concentrated water discharge pipe 11, specifically as shown in Figure 1.For the dense water that does not meet emission standard, directly be back to recycle pump 6, in entering with end Inlet and outlet water separating and filtering film post 7 together with former water from transfer water tank 1, carry out secondary treatment, according to actual needs, even can carry out three times, four times and process, until dense water reaches after emission standard, just be delivered to concentrated water discharge pipe and arrange outward.
In the blowdown system being formed by product water discharge spout 10 and concentrated water discharge pipe 11, the water side of producing water discharge spout 10 is directly connected to produces water tank 12, the product water of discharging with end Inlet and outlet water separating and filtering film post 7 is transported to and produces water tank 12, follow-up flushing and cleaning for whole equipment, so just changed the poor problem of cleaning effect that prior art is directly used dense water cleaning equipment to cause, also realized the second stage employ of producing water simultaneously, make the utilization ratio of producing water obtain effective raising, avoided water resource waste, also without introducing specially outside clean water, time saving and energy saving, cost-saving, achieve many things at one stroke.
In the present invention, cleaning system mainly comprise two portions: washing unit and flushing arrangement.Wherein, washing unit comprises filtered water tank 13 and the second cartridge filter 15, and both connect by pipeline, and meanwhile, the water side of the second cartridge filter 15 is connected with the water side of ram pump 5 by pipeline.On the pipeline between the second cartridge filter 15 and ram pump 5, high-pressure air operated valve 17 is installed, while cleaning for improving, the power of liquid, guarantees cleaning effect.Flushing arrangement comprises product water tank 12 and flushing pump 14, wherein flushing pump 14 is arranged on the pipeline between filtered water tank 13 and the second cartridge filter 15, and be also connected with internal recycle pipeline 18 between the water side of flushing pump 14 and filtered water tank 13, on this internal recycle pipeline 18, by-pass valve control is installed.Meanwhile, produce between water tank 12 and filtered water tank 13 and be also connected with pipeline, manually-operated gate 16 is installed on pipeline.
In addition, between each equipment of the present invention, as required, corresponding by-pass valve control is also suitably installed, in order to guarantee the normal realization of function of the present invention.The setting of by-pass valve control, belongs to routine techniques in this area, in the present invention, does not describe in detail.In this technology, because cleaning is not day-to-day work, off time is longer, therefore chemicals dosing plant is mainly used in depositing medicine, as for dosing method, can adopt Automatic Dosing mode, also can adopt artificial dosing method, even can directly cleaning agent be positioned in filtered water tank, and chemicals dosing plant belongs to conventional products, this technology just no longer describes in detail this.
While carrying out sewage disposal, etc. pending former water, from transfer water tank 1, export, first pass through former water topping-up pump 2 superchargings, then by the first cartridge filter 3, carry out contaminant filter, by Scale inhibitors pump 4, in former water, add Scale inhibitors afterwards, and after the supercharging again of ram pump 5, enter two-stage parallel connection formula membrane filtration system.
After former water arrives two-stage parallel connection formula membrane filtration system, first arrive recycle pump 6, then enter with carrying out sewage disposal in end Inlet and outlet water separating and filtering film post 7, afterwards, from the product water of the product water output output with end Inlet and outlet water separating and filtering film post 7, through water producing pipe road 8, arrive and produce water discharge spout 10, then send into and produce water tank 12, or row directly; Dense water is delivered to the feed-water end of recycle pump 6 by dense water collection pipe 9, with together with former water from transfer water tank 1, again enter with processing among end Inlet and outlet water separating and filtering film post 7, so circulation, until dense water meets after discharging standards, by dense water collection pipe 9, be delivered to concentrated water discharge pipe 11, then outer row.
In the time of need to rinsing, open and produce the by-pass valve control on pipeline between water tank 12 and flushing pump 14, and second high-pressure air operated valve 17 between cartridge filter 15 and recycle pump 6, produce water after flushing pump 14 and the second cartridge filter 15, two recycle pumps 6 from two-stage parallel connection formula membrane filtration system enter two groups with among end Inlet and outlet water separating and filtering film post 7, it is carried out to high pressure washing, the source of pollution that are attached to on end Inlet and outlet water separating and filtering film column wall are come off, with dense water, from concentrated water discharge pipe 11, discharge, produce water according to circumstances, can directly arrange outward, also can be transported to again product water tank standby.
And need to clean time, if water shortage in filtered water tank is opened manually-operated gate 16, the product water that makes to produce in water tank 12 enters filtered water tank 13, make-up water source, if the water yield is sufficient, is directly opened chemicals dosing plant, in filtered water tank 13, adds cleaning agent; Then, be mixed with the product water of cleaning agent from filtered water tank 13 outputs, flow back to filtered water tank 13 after flushing pump 14 again, so circulation several times, makes cleaning agent in flow process, fully and is equably dissolved in and produces in water, generally circulates 3 to 5 times.After medicament to be cleaned is fully dissolved in and produces among water, open the second security personnel filter 15 and recycle pump 6 between high-pressure air operated valve 17, the product water that is mixed with cleaning agent enters respectively two groups with among end Inlet and outlet water separating and filtering film post 7 by two recycle pumps 6, it is cleaned, finally produce the direct outer product water tank 12 of arranging or be transmitted back to of water, dense water is direct outer row.
It should be noted that, no matter be flushing process or cleaning process, its for be not only with end Inlet and outlet water separating and filtering film post, also comprise other equipment that produce current warp, as pipeline, flushing pump, high-pressure air operated valve, recycle pump etc., therefore, after flushing and cleaning two processes, whole Sewage treatment systems has all obtained clean thoroughly, for reliable guarantee is provided its work-ing life.
Above-described embodiment is only the preferred embodiments of the present invention, and not limiting the scope of the invention, adopts principle of design of the present invention in every case, and carries out non-creativeness work on this basis and the variation made, within all should belonging to protection scope of the present invention.
Claims (8)
1. rush clear dual-purpose type Sewage treatment systems, it is characterized in that, comprise the transfer water tank (1) that connects inlet channel, the ram pump (5) being connected with the water side of this transfer water tank (1) by the first cartridge filter (3), the two-stage parallel connection formula membrane filtration system being connected with the water side of this ram pump (5), the product water discharge spout (10) being connected with the product water output of this two-stage parallel connection formula membrane filtration system by water producing pipe road (8) and the product water tank (12) being connected with this product water discharge spout (10), the concentrated water discharge pipe (11) being connected with the dense water output of this two-stage parallel connection formula membrane filtration system by dense water collection pipe (9), described product water tank (12) is also connected with a filtered water tank (13) by a pipeline that manually-operated gate (16) is installed, and this produces water tank (12) and also by same pipeline, is connected with the water side of described ram pump (5) with filtered water tank (13), and flushing pump (14) and the second cartridge filter (15) are installed on this pipeline, in addition, between described the first cartridge filter (3) and described ram pump (5), be also provided with for add the Scale inhibitors pump (4) of Scale inhibitors to former water.
2. the clear dual-purpose type Sewage treatment systems of punching according to claim 1, it is characterized in that, described two-stage parallel connection formula membrane filtration system comprises two groups of same end Inlet and outlet water separating and filtering film posts identical and that be connected with the water side of described ram pump (5) respectively, every group includes a recycle pump (6) being connected with the water side of described ram pump (5) with end Inlet and outlet water separating and filtering film post, with at least one same end Inlet and outlet water separating and filtering film post (7) being connected with the water side of this recycle pump (6); Described water producing pipe road (8) and dense water collection pipe (9) are all installed on the described upper end with end Inlet and outlet water separating and filtering film post (7), and described dense water collection pipe (9) one end is connected with described concentrated water discharge pipe (11) respectively, and the other end is connected with the feed-water end of described recycle pump (6).
3. the clear dual-purpose type Sewage treatment systems of punching according to claim 2, is characterized in that, former water topping-up pump (2) is also installed on the water side of described transfer water tank (1).
4. the clear dual-purpose type Sewage treatment systems of punching according to claim 3, is characterized in that, between described dense water collection pipe (9) and concentrated water discharge pipe (11), by-pass valve control is also installed.
5. the clear dual-purpose type Sewage treatment systems of punching according to claim 4, is characterized in that, described filtered water tank is provided with chemicals dosing plant on (13).
6. the clear dual-purpose type Sewage treatment systems of punching according to claim 5, it is characterized in that, between the water side of described flushing pump (14) and described filtered water tank (13), be also connected with internal recycle pipeline (18), on this internal recycle pipeline (18), by-pass valve control be installed.
7. the control method of rushing clear dual-purpose type Sewage treatment systems, is characterized in that, comprises the following steps:
(1) former water enters transfer water tank, enters the first cartridge filter and carry out contaminant filter under the effect of former water topping-up pump;
(2) Scale inhibitors pump adds Scale inhibitors to the former water from the first cartridge filter output;
(3) former moisture is two strands, enters respectively two recycle pumps in two-stage parallel connection formula membrane filtration system, then enters corresponding same end Inlet and outlet water separating and filtering film post, completes sewage disposal, produces and produces water and dense water;
(4) described product water enters behind water producing pipe road, a part of directly outer row, and it is standby that another part enters product water tank by product water discharge spout; Described dense water passes back into recycle pump by dense water collection pipe, enters with end Inlet and outlet water separating and filtering film post with after former water from transfer water tank mixes, and carries out concentration again, and so circulation, until dense water reaches emission standard;
(5) former water treatment is complete need to clean time, open flushing pump, the product water producing in water tank filters through the second cartridge filter under the effect of flushing pump, then by two recycle pumps, enter respectively two groups with end Inlet and outlet water separating and filtering film post, it is carried out to high pressure washing, again produce water and dense water; Wherein produce water and enter product water tank by water producing pipe road multiparity water discharge spout, dense water is delivered to concentrated water discharge pipe by dense water collection pipe, directly outer row.
8. the control method of the clear dual-purpose type Sewage treatment systems of punching according to claim 7, is characterized in that, described step (5) can be replaced by the following step:
(a) open the manually-operated gate producing between water tank and filtered water tank, produce water and enter filtered water tank from producing water tank;
(b) chemicals dosing plant in filtered water tank adds cleaning agent to producing in water;
(c) open flushing pump, and open the by-pass valve control on internal recycle pipeline, the product water that contains cleaning agent is circulated between filtered water tank and flushing pump, until cleaning agent is automatically evenly mixed in, produce in water;
(d) open high-pressure air operated valve, be mixed with the product water of cleaning agent after the second cartridge filter filters, by two recycle pumps, enter respectively two groups with end Inlet and outlet water separating and filtering film post, it is carried out to high pressure cleaning, and produce product water and dense water;
(e) produce water and enter product water tank by water producing pipe road multiparity water discharge spout, dense water is delivered to concentrated water discharge pipe by dense water collection pipe, directly outer row.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113430980A (en) * | 2021-08-11 | 2021-09-24 | 徐州徐工环境技术有限公司 | Washing and sweeping vehicle with sewage recycling device and washing method |
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