CN209835820U - Bath water deep purification system - Google Patents

Abstract

The utility model relates to the technical field of sewage treatment, and specifically discloses a deep purification system for bath water, comprising a water inlet pipe, a coagulant medicine box, a coagulant medicine feeding pipe, an ozone generator, an ozone air inlet pipe, a multifunctional medium pump, Outlet pipe, second connecting pipe, flocculant medicine box, flocculant feed pipe, pipeline mixer, sedimentation separation area, scum outlet, scum collection tank, water collection tank, scum discharge pipe, curtain ultrafiltration membrane Components, emptying pipe, water suction pipe, water suction pump, water outlet connection pipe and purified water outlet pipe, one end of the water inlet pipe is set in the pool, the other end is connected to the inlet of the multi-functional medium pump, and one end of the purified water outlet pipe is connected to the sump Connect the other end to the pool. The utility model can integrate the treatment methods of flocculation, air flotation, disinfection, and membrane separation into one reactor device, and complete multiple purification reactions of water quality in the bathing pool by using flocculation with medicine, ozone disinfection, air flotation, and ultrafiltration membrane purification.

Description

Bath water deep purification system

technical field

The utility model relates to the technical field of sewage treatment, in particular to a deep purification system for bath water.

Background technique

At present, the method of purifying the water quality in the bathing pool mainly adopts the flocculation and precipitation of chemical drugs, and after sterilization and disinfection of chlorine-based drugs, some filters are used for filtration and utilization, in an attempt to achieve the purpose of saving heat and water costs. The water quality is poor, the water clarity is not high, the odor is strong, the secondary pollution is serious, and the residual harmful components are discarded. Bathing water has the characteristics of large water volume, high temperature, and light pollution. Recycling and recycling of bathing water after treatment is a way to increase profits. Compared with quartz sand filter and activated carbon filter, ultrafiltration filter has micron-level filtration accuracy, and ultrafiltration membrane has nano-level filtration accuracy. The membrane module in this ultrafiltration equipment has a filter pore size of 10nm, which can remove almost all the pollutants in raw water. Bacteria, microorganisms, viruses, Escherichia coli, and some macromolecular organic matter and all insoluble colloids in water, etc. Using ultrafiltration membrane technology to treat bathing water, the filtration accuracy is high, the treatment efficiency is fast, and the treated water is clear and odorless, and can be directly reused in the bathing pool.

Utility model content

The purpose of this utility model is to provide a deep purification system for bath water, which integrates the treatment methods of flocculation, air flotation, disinfection, and membrane separation into one reactor device, and utilizes flocculation, ozone disinfection, air flotation, and ultrafiltration membrane Purification, complete multiple purification reactions of water quality in the bathing pool.

In order to solve the above technical problems, the utility model provides a deep purification system for bath water, which includes a water inlet pipe, a coagulant medicine box, a coagulant medicine inlet pipe, an ozone generator, an ozone inlet pipe, a multifunctional medium pump, an outlet Water pipe, second connection pipe, flocculant medicine box, flocculant feed pipe, pipeline mixer, sedimentation separation area, scum outlet, scum collection tank, water collection tank, scum discharge pipe, curtain ultrafiltration membrane module , emptying pipe, water suction pipe, water suction pump, water outlet connection pipe and purified water outlet pipe; one end of the water inlet pipe is arranged in the pool, and the other end is connected with the inlet of the multifunctional medium pump, and the coagulant medicine The tank is connected to the water inlet pipe through the coagulant feed pipe, the ozone generator is connected to the inlet of the multifunctional medium pump through the ozone inlet pipe, and the outlet of the multifunctional medium pump is connected through the outlet pipe connected to the pipeline mixer, the flocculant tank is connected to the pipeline mixer through the flocculant feed pipe, and the pipeline mixer is connected to the lower end of the sedimentation separation zone through a second connecting pipe, The upper end of the sedimentation separation area is a drainage opening, the scum outlet is located above the sedimentation separation area, and the outside of the scum outlet is sequentially provided with a scum collection tank and a water collection tank, and the scum is discharged The pipe is connected to the scum collection tank, the curtain ultrafiltration membrane module is located below the sediment separation area, the emptying pipe is located below the curtain ultrafiltration membrane module, and the curtain ultrafiltration membrane module is The membrane module is connected to the inlet of the water suction pump through the water suction pipe, the outlet of the water suction pump is connected to the water collection tank through the water outlet connection pipe, and one end of the purified water outlet pipe is connected to the water collection tank, The other end is connected with the pool.

Preferably, one end of the water inlet pipe in the pool is provided with a bottom valve, and both sides of the connection between the water inlet pipe and the coagulant feed pipe are provided with regulating valves. A first vacuum gauge is also provided.

Preferably, the coagulant feeding pipe is connected to the coagulant medicine box through a coagulant metering pump and a coagulant suction pipe, and a first valve is also arranged on the coagulant feeding pipe, The flocculant medicine feeding pipe is connected to the flocculant medicine box through a flocculant metering pump and a flocculant medicine suction pipe, and a second valve is also arranged on the flocculant medicine feeding pipe.

Preferably, the ozone inlet pipe is provided with an ozone flow meter and an ozone regulating valve.

Preferably, the outlet pipe is provided with a regulating valve, a pressure gauge and a flow meter, and the flow meter is connected to the pipeline mixer through a first connecting pipe, and the first connecting pipe is provided with a regulating valve and a first Sampling tap.

Preferably, it also includes an equipment box, the sedimentation separation area and the curtain ultrafiltration membrane module are both arranged in the equipment box, and the sedimentation separation area is a hopper with a narrow bottom and a wide top surrounded by a first partition The inner side of the first partition is provided with a baffle structure, the upper end of the equipment box forms a scum outlet through the second partition, and the second partition is separated into a scum outlet by a third baffle. A slag collection tank and a water collection tank, the lower end of the equipment box is a collection tank structure, and the lower end of the equipment box is also provided with equipment feet.

Preferably, the water collection tank is connected to the lower part of the equipment box through a backflow balance pipe.

Preferably, the water suction pipe is provided with a regulating valve and a second vacuum gauge.

Preferably, the outlet connecting pipe is connected to the bottom of the curtain ultrafiltration membrane module through a fourth connecting pipe, and a regulating valve is provided on the fourth connecting pipe, and the outlet connecting pipe is connected with the fourth connecting pipe. Adjusting valves are provided on both sides of the joint of the pipe, and a second sampling faucet is also provided on the water outlet connecting pipe.

Preferably, it also includes a detergent medicine box, a detergent dosing pipe, a running water connection pipe, a water injector and a third connecting pipe, the detergent medicine box is connected to the water injector through the detergent dosing pipe, so The cleaning agent dosing pipe is provided with a cleaning agent regulating valve, and the tap water connecting pipe is connected with the water ejector. The tap water connecting pipe is provided with a regulating valve, and the water ejector is connected with the water suction pipe connect.

Preferably,

The deep purification system for bath water of the utility model can integrate the treatment methods of flocculation, air flotation, disinfection and membrane separation into one reactor device, and use the flocculation with medicine, ozone disinfection and purification of air flotation and ultrafiltration membrane to complete the cleaning in the bathing pool. Multiple purification reactions of water quality, the whole device has the characteristics of simple use and operation, small footprint, non-toxic and no residue, high water recycling rate, water saving and energy saving. The utility model uses the coagulant and flocculant to fully mix the water body, so that the soluble colloidal substances (such as fat) in the water change the potential, lose stability, and the destabilized colloidal particles collide with each other and coagulate during mixing, so that Small colloidal particles become larger flocs, which further absorb suspended particles and bacteria, which is the process of gradually increasing the oily fluff in the bath water. These villi are trapped outside the ultrafiltration membrane. The ultrafiltration membrane only allows solvents (such as water molecules), inorganic salts, and small molecule organic substances in the solution to pass through, while macromolecules such as suspended solids, colloids, proteins, and microorganisms in the solution are allowed to pass through. Substance interception, so as to achieve the purpose of purification and separation. The pollutants on the surface of the membrane are removed by backwashing after a certain period of time, so as to achieve the purpose of improving the water quality of the bathing pool. In the water, some human skin bacteria, viruses and dirt carried, as well as color, smell, taste and phenolic chlorine and other water-insoluble pollutants can be decomposed and killed by the strong oxidation of ozone, which is difficult to biodegrade. Organic matter and three-causing substances can improve water quality without causing secondary pollution.

Description of drawings

Fig. 1 is a schematic cross-sectional structure diagram of an integrated equipment for deep purification of bathroom water according to an embodiment of the present invention.

In the figure, 1: Multifunctional medium pump; 2: Water inlet pipe; 3: First vacuum gauge; 4: Regulating valve; 5: Regulating valve; 6: Bottom valve; 7: Pool; 8: Ozone inlet pipe; 9: Ozone Regulating valve; 10: Ozone flow meter; 11: Ozone generator; 12: Coagulant medicine box; 13: Coagulant suction pipe; 14: Coagulant metering pump; 15: Coagulant feed pipe; 16 : first valve; 17: outlet pipe; 18: regulating valve; 19: pressure gauge; 20: flow meter; 21: regulating valve; 22: first sampling faucet; 23: first connecting pipe; 24: pipeline mixer; 25: regulating valve; 26: flocculant medicine box; 27: flocculant suction pipe; 28: flocculant metering pump; 29: flocculant feed pipe; 30: second valve; 31: second connecting pipe; 32: Exit; 33: first partition; 34: second partition; 35: third partition; 36: scum outlet; 37: scum collection tank; 38: scum discharge pipe; 39: suction pump; 40 : Suction pipe; 41: Second vacuum gauge; 42: Regulating valve; 43: Curtain ultrafiltration membrane module; 44: Outlet connecting pipe; 45: Regulating valve; 46: Regulating valve; 47: Second sampling faucet; 48: Sump; 49: Return balance pipe; 50: Outlet pipe after purification; 51: Cleaning agent tank; 52: Cleaning agent dosing pipe; 53: Cleaning agent regulating valve; 54: Water injector; 55: Tap water connecting pipe; 56: regulating valve; 57: third connecting pipe; 58: fourth connecting pipe; 59: regulating valve; 60: emptying pipe; 61: regulating valve; 62: equipment feet; 63: equipment box.

Detailed ways

The implementation of the present utility model will be further described in detail below in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

In the description of the present utility model, it should be noted that the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", The orientations or positional relationships indicated by "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are based on the orientation or positional relationships shown in the drawings, and are only for the convenience of describing the present invention. Novel and simplified descriptions do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as limiting the utility model. In addition, the terms "first" and "second" are used for descriptive purposes only, and should not be understood as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a flexible connection. Detachable connection, or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations. In addition, in the description of the present utility model, unless otherwise specified, "plurality" means two or more.

As shown in Figure 1, the deep purification system of bath water of the present embodiment comprises: water inlet pipe 2, coagulant medicine box 12, coagulant medicine feeding pipe 15, ozone generator 11, ozone inlet pipe 8, multifunctional medium pump 1. Outlet pipe 17, second connecting pipe 31, flocculant medicine box 26, flocculant feed pipe 29, pipeline mixer 24, sedimentation separation area, scum outlet 36, scum collection tank 37, water collection tank 48, Scum discharge pipe 38 , curtain ultrafiltration membrane module 43 , emptying pipe 60 , water suction pipe 40 , water suction pump 39 , water outlet connection pipe 44 and purified water outlet pipe 50 .

One end of the water inlet pipe 2 is set in the pool, and the other end is connected to the inlet of the multifunctional medium pump 1. The coagulant medicine box 12 is connected to the water inlet pipe 2 through the coagulant medicine inlet pipe 15. The ozone generator 11 is connected to the water inlet pipe 1 through the ozone inlet pipe. 8 is connected to the inlet of the multifunctional medium pump 1, the outlet of the multifunctional medium pump 1 is connected to the pipeline mixer 24 through the water outlet pipe 17, the flocculant medicine box 26 is connected to the pipeline mixer 24 through the flocculant feed pipe 29, and the pipeline mixes The device 24 is connected to the lower end of the sedimentation separation area through the second connecting pipe 31, the upper end of the sedimentation separation area is a drainage opening, and the scum outlet 36 is located above the sedimentation separation area, and the outside of the scum outlet 36 is sequentially provided with scum collectors. Groove 37 and sump 48, scum discharge pipe 38 is connected with scum collecting tank 37, and curtain type ultrafiltration membrane assembly 43 is positioned at the below of precipitation separation area, and emptying pipe 60 is positioned at the below of curtain type ultrafiltration membrane assembly 43, and curtain type ultrafiltration membrane assembly 43 is positioned at Type ultrafiltration membrane assembly 43 is connected with the inlet of water suction pump 39 by water suction pipe 40, and the outlet of water suction pump 39 is connected with sump 48 by water outlet connection pipe 44, and one end of outlet pipe 50 is connected with sump 48 after purification, and the other end is connected with sump 48. The pool 7 is connected.

One end of the water inlet pipe 2 in the pool 7 is provided with a bottom valve 6, the water inlet pipe 2 is provided with a regulating valve 4 and a regulating valve 5 on both sides of the joint with the coagulant feeding pipe 15, and the water inlet pipe 2 is also provided with a regulating valve 4 and a regulating valve 5. There are 3 first vacuum gauges. The coagulant medicine feeding pipe 15 is connected with the coagulant medicine box 12 through the coagulant metering pump 14 and the coagulant medicine suction pipe 13, and the coagulant medicine feeding pipe 15 is also provided with a first valve 16 to suck in the mixed medicine. The coagulant medicine liquid enters the water inlet pipe 2 through the coagulant medicine feeding pipe 15 and the first valve 16, and participates in the coagulation reaction. The agent medicine box 26 is connected, and the second valve 30 is also arranged on the flocculant medicine inlet pipe 29, after sucking in the flocculant medicine liquid, enter the pipeline mixer 24 through the flocculant medicine inlet pipe 29 and the second valve 30, and participate in the flocculation reaction . An ozone flow meter 10 and an ozone regulating valve 9 are provided on the ozone inlet pipe 8 . The outlet pipe 17 is provided with a regulating valve 18, a pressure gauge 19 and a flowmeter 20, the flowmeter 20 is connected with the pipeline mixer 24 through the first connecting pipe 23, and the first connecting pipe 23 is provided with a regulating valve 21 and a first sampling faucet twenty two. A regulating valve 25 is provided on the second connecting pipe 31, and the outlet 32 of the second connecting pipe 31 is located at the lower part of the sedimentation separator. The sump 48 is connected to the lower part of the equipment box 63 through the backflow balance pipe 49, and the outlet water purified by the ultrafiltration membrane module is sucked out by the water suction pump 39 and then discharged into the sump 48. A backflow balance pipe 49 is arranged in the sump 48 to purify The final water flows back to the purification area of the membrane module through the return balance pipe 49, which can realize further purification, and the outer wall of the sump 48 is connected to the outlet pipe 50, so that the water in the sump 48 is discharged to the pool 7. The water suction pipe 40 is provided with a regulating valve 42 and a second vacuum gauge 41 . The outlet connecting pipe 44 is connected to the bottom of the curtain ultrafiltration membrane assembly 43 through the fourth connecting pipe 58, the fourth connecting pipe 58 is provided with a regulating valve 59, and the outlet connecting pipe 44 is connected to the fourth connecting pipe 58 at the two ends of the joint. A regulating valve 45 and a regulating valve 46 are provided on each side, and a second sampling faucet 47 is also provided on the outlet connecting pipe 44 . The emptying pipe 60 is provided with a regulating valve 61.

The deep purification system for bathing water in this embodiment also includes: an equipment box body 63, the sedimentation separation area and the curtain ultrafiltration membrane assembly 43 are all arranged in the equipment box body 63, and the precipitation separation area is surrounded by the first dividing plate 33 The lower narrow upper wide hopper-shaped structure, the inner side of the first partition 33 is provided with a baffle structure, incoming water enters from the lower port and overflows from the upper port. After entering the water, the water flows upwards and the small baffle acts as a flow barrier to form a swirl state here, which is conducive to the full mixing and flocculation of the water body. Ultrafiltration is a technology that can purify and separate solutions. The ultrafiltration membrane system uses ultrafiltration membrane filaments as the filter medium, and the pressure difference on both sides of the membrane is the driving force for the solution separation device. The ultrafiltration membrane only allows Solvents (such as water molecules), inorganic salts and small molecular organic substances pass through, while suspended solids, colloids, proteins, microorganisms and other macromolecular substances in the solution are intercepted, so as to achieve the purpose of purification and separation. The upper end of equipment box body 63 forms scum mouth 36 by second dividing plate 34, and the second dividing plate 34 is separated into scum collecting tank 37 and sump 48 by third baffle plate 35, and the lower end of equipment box body 63 is The collection tank structure, the lower end of the equipment box 63 is also provided with equipment feet 62 .

The bathing water deep purification system of the present embodiment also includes: a cleaning agent medicine box 51, a cleaning agent dosing pipe 52, a tap water connecting pipe 55, a water jet 54 and a third connecting pipe 57, and the cleaning agent medicine box 51 is fed with a cleaning agent The pipe 52 is connected with the water ejector 54, and the cleaning agent dosing pipe 52 is provided with a cleaning agent regulating valve 53, and the tap water connecting pipe 55 is connected with the water ejector 54. 57 is connected with suction pipe 40.

The working principle of the deep purification system for bathing water in this embodiment is as follows: open the water inlet bottom valve 6, regulating valve 4, regulating valve 5, first valve 16 and ozone regulating valve 9 in the pool 7, open the multifunctional medium pump 1, coagulate agent metering pump 14, ozone generator 11, the multi-functional medium pump 1 sucks the water in the pool 7 and the coagulant PAC that enters the coagulant medicine feeding pipe 15 into the water inlet pipe 2 at the same time, and adjusts it through the corresponding regulating valve Inlet water flow, PAC dosing amount, and ozone air intake are sucked together by multifunctional medium pump 1. The front end of the multifunctional medium pump is provided with a vacuum gauge 3, and the rear end is provided with a pressure gauge 19 and a flow meter 20. The regulating valve 18 and the regulating valve 21 before and after the flow meter can be checked by sampling the tap 22 water sample, and after the corresponding flow is adjusted, it flows into the pipeline mixer 24, and then the second valve 30 and the flocculant metering pump 28 are opened to adjust the amount of medicine Finally, the flocculant PAM is added to the pipeline mixer through the flocculant feed pipe 29, at this time, the raw water, PAC, PAM, and ozone can be fully mixed, the regulating valve 25 is opened, and the outlet water passes through the connecting pipe 31 behind the mixer. And the outlet 32 enters the center bottom of the precipitation separation zone of the integrated equipment. After water enters the sedimentation separation area, the water flows upwards and the small baffle acts as a barrier to form a swirling flow state in this area. The water body is fully contacted and mixed, and PAC passes through it or its hydrolyzed products. And, coiled net catch and adsorption bridging, the particles that can be oxidized by the oxidant to cause COD will be precipitated; and PAM is an organic polymer flocculant, which has the ability to form larger flocs between particles. Generate huge surface adsorption force, make fine colloidal particles become larger flocs, and further absorb suspended particles and bacteria, that is, the process of gradually increasing oily fluff in bath water; while ozone gas forms a large amount of flocs in the precipitation separation area Fine air bubbles, the floating effect of the air bubbles make the pollutants in the suspended state float to the surface of the water, and the scum overflows into the scum collecting tank 37 through the scum outlet 36, and is discharged from the equipment through the scum discharge pipe 38; while some in the water Bacteria, viruses and dirt carried by the human skin, as well as color, smell, taste, phenolic chlorine and other water-insoluble pollutants, can be decomposed and killed by the strong oxidation of ozone, and decompose refractory organic matter and three pathogens Substance; After the mixed solution in the separation chamber is flocculated and sterilized, it continues to flow down to the ultrafiltration membrane purification area, and the regulating valve 42, regulating valve 45, and regulating valve 46 are opened, the suction pump 39 is opened, the vacuum gauge 41 is adjusted, and the ultrafiltration The membrane is driven by the pressure difference on both sides of the membrane, and the ultrafiltration membrane is used as the filter medium. Under a certain pressure, when the stock solution flows through the surface of the membrane, many small pores on the surface of the ultrafiltration membrane can only allow water and small Molecular substances pass through to become the permeate, while the substances in the original solution with a volume larger than the micropore diameter of the membrane surface are trapped on the liquid inlet side of the membrane, realizing the purpose of purification, separation and concentration of the original solution, and the sewage settled at the bottom of the device The mud is discharged through the emptying pipe 60 and the regulating valve 161; the clean water is sucked by the water suction pump 39 through the water suction pipe 40 and discharged through the water outlet connecting pipe 44, and the water outlet connecting pipe 44 is connected to the sampling faucet 47, and is discharged into the sump 48 after sampling inspection . A backflow balance pipe 49 is arranged in the sump, and the purified water flows back to the purification area of the membrane module through the backflow balance pipe 49 to realize further purification; Discharge to pool 7 for recycling.

During the operation, the particles in the feed water will gradually accumulate on the outer surface of the membrane, which will increase the transmembrane pressure difference of the filtration system. In order to maintain a certain membrane flux and prolong the life of the membrane module, the ultrafiltration system should stop the filtration and perform periodic backwashing. The backwashing process is to reversely pass the ultrafiltration water or tap water through the hollow fiber membrane, and scrub the surface of the hollow fiber membrane to remove sediment. After the backwash starts, the water inlet regulating valve 25 is closed, and the suction pump 39 continues to run, and the cleaning agent regulating valve 53, the water injector 54, the tap water connection regulating valve 56 are opened, and after the water suction pump 39 is sucked into the clean water in the sump 48, When the water is discharged, it is mixed with a certain proportion of cleaning agents, and together they enter the membrane in the opposite direction through the multi-functional medium pump 40 of the water suction pipe. It flows through the membrane to the concentrated water side, and the pollutants on the surface of the membrane pores and the curtain ultrafiltration membrane are washed away by a large flow of backwash water, and the washed pollutants are discharged through the emptying pipe 60 and the regulating valve 61.

The deep purification system for bath water of the utility model can integrate the treatment methods of flocculation, air flotation, disinfection and membrane separation into one reactor device, and use the flocculation with medicine, ozone disinfection and purification of air flotation and ultrafiltration membrane to complete the cleaning in the bathing pool. Multiple purification reactions of water quality, the whole device has the characteristics of simple use and operation, small footprint, non-toxic and no residue, high water recycling rate, water saving and energy saving. The utility model uses the coagulant and flocculant to fully mix the water body, so that the soluble colloidal substances (such as fat) in the water change the potential, lose stability, and the destabilized colloidal particles collide with each other and coagulate during mixing, so that Small colloidal particles become larger flocs, which further absorb suspended particles and bacteria, which is the process of gradually increasing the oily fluff in the bath water. These villi are trapped outside the ultrafiltration membrane. The ultrafiltration membrane only allows solvents (such as water molecules), inorganic salts, and small molecule organic substances in the solution to pass through, while macromolecules such as suspended solids, colloids, proteins, and microorganisms in the solution are allowed to pass through. Substance interception, so as to achieve the purpose of purification and separation. The pollutants on the surface of the membrane are removed by backwashing after a certain period of time, so as to achieve the purpose of improving the water quality of the bathing pool. In the water, some human skin bacteria, viruses and dirt carried, as well as color, smell, taste and phenolic chlorine and other water-insoluble pollutants can be decomposed and killed by the strong oxidation of ozone, which is difficult to biodegrade. Organic matter and three-causing substances can improve water quality without causing secondary pollution.

The embodiments of the invention have been presented for purposes of illustration and description, but are not intended to be exhaustive or to limit the invention to the forms disclosed. Many modifications and changes will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to better explain the principle and practical application of the invention, and to enable those of ordinary skill in the art to understand the invention and design various embodiments with various modifications suitable for particular purposes.

Claims (10)

1. A deep purification system for bath water, characterized in that it comprises water inlet pipe (2), coagulant medicine box (12), coagulant medicine feed pipe (15), ozone generator (11), ozone air intake pipe (8), multifunctional medium pump (1), outlet pipe (17), second connecting pipe (31), flocculant medicine box (26), flocculant feed pipe (29), pipeline mixer (24), Sedimentation separation area, scum outlet (36), scum collection tank (37), water collection tank (48), scum discharge pipe (38), curtain ultrafiltration membrane module (43), emptying pipe (60) , water suction pipe (40), water suction pump (39), water outlet connecting pipe (44) and water outlet pipe (50) after purification; One end of the described water inlet pipe (2) is located in the pool, and the other end is connected with the multifunctional medium The inlet of the pump (1) is connected, the coagulant medicine box (12) is connected with the water inlet pipe (2) through the coagulant feed pipe (15), and the ozone generator (11) is connected through the Described ozone inlet pipe (8) is connected with the inlet of described multifunctional medium pump (1), and the outlet of described multifunctional medium pump (1) is connected with described pipeline mixer (24) by outlet pipe (17), so The flocculant medicine box (26) is connected with the pipeline mixer (24) through the flocculant feed pipe (29), and the pipeline mixer (24) is connected with the sedimentation tank through the second connecting pipe (31). The lower end of the separation area is connected, the upper end of the sedimentation separation area is a drainage opening, the scum outlet (36) is located above the sedimentation separation area, and the outer side of the scum outlet (36) is sequentially provided with A slag collection tank (37) and a water collection tank (48), the scum discharge pipe (38) is connected to the scum collection tank (37), and the curtain ultrafiltration membrane module (43) is located in the sedimentation separation Below the zone, the emptying pipe (60) is located below the curtain ultrafiltration membrane assembly (43), and the curtain ultrafiltration membrane assembly (43) connects with the suction pipe (40) The inlet of the water pump (39) is connected, the outlet of the water suction pump (39) is connected with the sump (48) through the water outlet connecting pipe (44), and one end of the water outlet pipe (50) after the purification is connected with the The sump (48) is connected, and the other end is connected with the pool (7). 2. The deep purification system for bathing water according to claim 1, characterized in that, one end of the water inlet pipe (2) in the pool (7) is provided with a bottom valve (6), and the water inlet pipe (2) is in the Adjusting valves are provided on both sides of the joint with the coagulant feed pipe (15), and a first vacuum gauge (3) is also provided on the water feed pipe (2). 3. bath water deep purification system according to claim 1, is characterized in that, described coagulant drug feeding pipe (15) is connected with coagulant metering pump (14) and coagulant drug suction pipe (13) The coagulant medicine box (12) is connected, and the first valve (16) is also provided on the coagulant feeding pipe (15), and the flocculant feeding pipe (29) passes through the flocculant metering pump ( 28) and the flocculant suction pipe (27) are connected with the flocculant medicine box (26), and the flocculant medicine feeding pipe (29) is also provided with a second valve (30). 4. The deep purification system for bath water according to claim 1, characterized in that an ozone flow meter (10) and an ozone regulating valve (9) are provided on the ozone inlet pipe (8). 5. The deep purification system for bathing water according to claim 1, characterized in that, the outlet pipe (17) is provided with a regulating valve, a pressure gauge (19) and a flow meter (20), and the flow meter (20 ) is connected with the pipeline mixer (24) through the first connecting pipe (23), and the first connecting pipe (23) is provided with a regulating valve and a first sampling faucet (22). 6. The deep purification system for bath water according to claim 5, characterized in that, it also includes an equipment box (63), and the precipitation separation zone and the curtain ultrafiltration membrane assembly (43) are all arranged in the equipment box In the body (63), the sedimentation and separation zone is a hopper-shaped structure with a narrow bottom and a wide top surrounded by the first partition (33). The inner side of the first partition (33) is provided with a baffle structure, so The upper end of the equipment box (63) forms a scum outlet (36) through a second partition (34), and the second partition (34) is separated into a scum collection tank by a third baffle (35). (37) and a water collection tank (48), the lower end of the equipment box (63) is a collection tank structure, and the lower end of the equipment box (63) is also provided with equipment feet (62). 7. The deep purification system for bath water according to claim 1, characterized in that, the sump (48) is connected to the lower part of the equipment box (63) through a backflow balance pipe (49). 8. The deep purification system for bath water according to claim 1, characterized in that, the water suction pipe (40) is provided with a regulating valve and a second vacuum gauge (41). 9. The deep purification system for bath water according to claim 1, characterized in that, the outlet connecting pipe (44) is connected to the bottom of the curtain ultrafiltration membrane module (43) through the fourth connecting pipe (58) , the fourth connecting pipe (58) is provided with a regulating valve, and the water outlet connecting pipe (44) is provided with regulating valves on both sides of the connection with the fourth connecting pipe (58). The connecting pipe (44) is also provided with a second sampling faucet (47). 10. The deep purification system for bath water according to any one of claims 1-9, characterized in that it also includes a cleaning agent medicine box (51), a cleaning agent feeding pipe (52), and a tap water connecting pipe (55) , a water injector (54) and a third connecting pipe (57), the cleaning agent medicine box (51) is connected with the described water ejector (54) through the cleaning agent feeding pipe (52), and the cleaning agent adding The medicine pipe (52) is provided with a cleaning agent regulating valve (53), and the tap water connection pipe (55) is connected with the water jet (54). The tap water connection pipe (55) is provided with a regulating valve, and the water jet The device (54) is connected with the water suction pipe (40) through a third connecting pipe (57).