Multi-stage barrier car washing wastewater recycling device

Abstract

The utility model relates to the technical field of wastewater circulation, and discloses a multistage barrier car washing wastewater recycling device which comprises an installation mechanism and further comprises a pretreatment unit, an oil-water separation unit, an electrolysis unit, an ultrafiltration device unit, a disinfection unit and a water storage unit. The top end of the mounting frame is fixedly connected with a sewage pipeline, the pretreatment unit comprises a cyclone separator and a laminated filter, a water inlet of the cyclone separator is fixedly connected with a water outlet of the sewage pipeline through a connecting pipe, and a water outlet of the cyclone separator is fixedly connected with a water inlet of the laminated filter through a connecting pipe; through the pretreatment unit, the oil-water separation unit, the electrolysis unit, the ultrafiltration device unit, the disinfection unit and the water storage unit, multi-stage sewage treatment is realized, the sewage treatment effect is improved, and equipment is convenient to replace and maintain through modular design.

Description

TECHNICAL FIELD

[0001] The utility model relates to wastewater circulation technical field more particularly to a kind of multistage barrier car wash wastewater recycling device. BACKGROUND

[0002] Car as important traffic tool of modern society, its function has far exceeded single travel function, penetrates to economy, culture, life and so on multiple fields, a large amount of dust and sundries are attached during car use, to ensure that car is beautiful, and prevent the sundries adhered on car from falling in city during driving process and cause environmental pollution, need to clean car, need to use a large amount of water when car is cleaned, with the improvement of people's environmental protection consciousness, avoid water resource waste, more use wastewater recycling device to recycle car wash wastewater.

[0003] Prior art deficiency: prior art wastewater recycling device structure is simple, and a lot of waste water is filtered by filter plate, remove fixed sundries therein, in use process, oil stain and microorganism are mixed, and impact on vehicle body is easy when recycling;While in use process, multiple water pumps are used to deliver water, and energy is wasted again. UTILITY MODEL CONTENT

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a multistage barrier car wash wastewater recycling device to solve the problems in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: A multistage barrier car washing wastewater recycling device, including installation mechanism, still include: pretreatment unit, oil water separation unit, electrolytic unit, ultrafiltration device unit, sterilization unit and water storage unit, the installation mechanism includes installation frame, the inside of installation frame is equipped with the compartment, the top fixedly connected with sewage pipeline of installation frame, the pretreatment unit includes cyclone separator and laminated filter, the water inlet of cyclone separator is fixedly connected with the water outlet of sewage pipeline through the connecting tube, the water outlet of cyclone separator is fixedly connected with the water inlet of laminated filter through the connecting tube, the side of cyclone separator is fixedly connected with the side of compartment through the connecting tube, the oil water separation unit includes inclined plate oil separation tank and filter cartridge, the side of inclined plate oil separation tank is fixedly connected with the side of compartment, the water inlet of inclined plate oil separation tank is fixedly connected with the water outlet of laminated filter through the connecting tube, the water outlet of inclined plate oil separation tank is fixedly connected with the water inlet of filter cartridge through the connecting tube, the side of electrolytic unit is fixedly connected with the side of compartment, the water inlet of electrolytic unit is fixedly connected with the water outlet of filter cartridge through the connecting tube, the ultrafiltration device unit includes water suction pump and ultrafiltration membrane assembly, the side of ultrafiltration membrane assembly is fixedly connected with the side of compartment, the inside of water suction pump is equipped with ultraviolet lamp, the water inlet of water suction pump is fixedly connected with the water outlet of electrolytic unit through the connecting tube, the water outlet of water suction pump is fixedly connected with the water inlet of ultrafiltration membrane assembly through the connecting tube, the sterilization unit includes box, ozone generator, gas concentration detection device and control valve, the side of box is fixedly connected with the side of compartment, the water inlet of box is fixedly connected with the water outlet of ultrafiltration membrane assembly through the connecting tube, the water outlet of box is fixedly connected with the water inlet of control valve through the connecting tube, the water storage unit includes water storage tank, variable frequency booster pump and PLC controller, the water inlet of water storage tank is fixedly connected with the water outlet of control valve through the connecting tube, the water outlet of water storage tank is fixedly connected with the water inlet of variable frequency booster pump through the connecting tube, the water outlet of variable frequency booster pump is fixedly connected with car washing spray gun through the connecting tube.

[0006] Further, the inside of cyclone separator is equipped with conical guide vane, and the inclination angle of conical guide vane is 55 to 65 degrees, the bottom of cyclone separator is equipped with sand valve, and sand valve is pneumatic ball valve, the inside of laminated filter is equipped with self-cleaning laminated group, and laminated gap is 50 to 100 microns, the side of laminated filter is equipped with first pressure sensor and second pressure sensor, and when the pressure difference of first pressure sensor and second pressure sensor is greater than 0.15MPa, automatic backwash is triggered.

[0007] Further, the inclined plate oil separation tank is internally provided with a heating pipe and an inclined plate body, the spacing of the heating pipe is 30-50mm, the inclination angle is 45 degrees, the control temperature range of the inclined plate body is 30-40, for reducing the viscosity of oil, the filter cartridge comprises a modified polypropylene fiber adsorption layer, a magnetic type clamping block and a magnetic type clamping groove, the modified polypropylene fiber adsorption layer is provided with a nano-Fe3O4 and SiO2 composite coating first pressure sensor on the surface, and the coating thickness is 2-5 microns.

[0008] Further, the inside of the ultrafiltration membrane assembly is internally provided with a hollow fiber membrane and an activated carbon adsorption column, the hollow fiber membrane adopts a hollow fiber membrane inclined plate body, the membrane pore size is 0.01-0.1 microns, and the outer surface of the membrane wire is coated with a titanium dioxide photocatalytic layer; the activated carbon adsorption column is internally filled with a composite filter material of granular activated carbon and ion exchange resin, the mass ratio is 3:1, and the filter layer height is 800-1200mm.

[0009] Further, the inside of the water storage tank is internally provided with a liquid level sensor and a water quality monitoring probe for monitoring the COD, turbidity and residual chlorine of water, and the PLC controller is used for processing the data of the liquid level sensor and the water quality monitoring probe.

[0010] Further, the height difference between the sewage pipeline and the electrolysis unit is greater than 1.5m, and siphon type water distribution is adopted between the mounting mechanism, the pretreatment unit, the oil-water separation unit, the electrolysis unit, the ultrafiltration device unit, the disinfection unit and the water storage unit.

[0011] The technical effects and advantages of the utility model are as follows:

[0012] 1. The utility model discloses a pretreatment unit, an oil-water separation unit, an electrolysis unit, an ultrafiltration device unit, a disinfection unit and a water storage unit, sewage falls into the inside of cyclone separator under the action of gravity, removes large particle solid impurities, then enters the inside of laminated filter and removes small solid impurities, realizes sewage physical treatment, then falls into the inside of inclined plate oil separation tank and separates oil and water, removes grease and falls into the inside of filter cartridge and further removes grease, then enters electrolysis unit and carries out electrolysis, respectively occurs oxidation and reduction reaction on the anode and cathode and is converted into harmless substance, realizes sewage chemical treatment, then water pump runs and sends the water in the inside of electrolysis unit into the inside of ultrafiltration membrane assembly and further carries out filtration, realizes sewage physical and chemical treatment, sends into the inside of box and carries out disinfection by ultraviolet, realizes sewage biological treatment, finally purified water is sent into the inside of water storage tank and is stored, when using, frequency conversion pressurizing pump provides high pressure water flow for car washing spray gun and carries out car washing, realizes sewage multistage treatment, and it is favorable for improving sewage treatment efficiency.

[0013] 2. The utility model discloses a height difference between sewage pipeline and electrolytic unit is more than 1.5 meters, adopt siphon type water distribution between installation mechanism, pretreatment unit, oil -water separation unit, electrolytic unit, ultrafiltration device unit, disinfection unit and water storage unit, only use a water pump and water suction pump to the sewage transport in the whole equipment sewage treatment process, all positions are under the gravity and siphon effect, realize sewage delivery, reduce energy loss.

[0014] 3. The utility model discloses a magnetic type clamping block and magnetic type clamping groove cooperate and install and fix the modified polypropylene fiber adsorption layer, conveniently replace and install the modified polypropylene fiber adsorption layer, improve work efficiency. DRAWINGS

[0015] Figure 1 It is the whole structure schematic diagram of the utility model;

[0016] Figure 2 It is the pretreatment unit structure schematic diagram of the utility model;

[0017] Figure 3 It is cyclone separator top structure schematic diagram of the utility model;

[0018] Figure 4 It is the oil -water separation unit structure schematic diagram of the utility model;

[0019] Figure 5 It is the filter cartridge structure schematic diagram of the utility model;

[0020] Figure 6 It is the inclined plate oil separation tank internal structure schematic diagram of the utility model;

[0021] Figure 7 It is the disinfection unit structure schematic diagram of the utility model;

[0022] Figure 8 It is the ultrafiltration membrane assembly internal structure schematic diagram of the utility model.

[0023] The reference signs are: 1, mounting mechanism; 101, mounting frame; 102, partition room; 103, sewage pipeline; 2, pretreatment unit; 201, cyclone separator; 2011, conical guide vane; 2012, sand discharge valve; 202, laminated filter; 2021, first pressure sensor; 2022, second pressure sensor; 3, oil-water separation unit; 301, inclined plate oil separation tank; 3011, inclined plate body; 3012, heating pipe; 302, filter cartridge; 3021, modified polypropylene fiber adsorption layer; 3022, magnetic type clamping groove; 3023, magnetic type clamping block; 4, electrolysis unit; 5, ultrafiltration device unit; 501, water suction pump; 502, ultrafiltration membrane assembly; 5021, hollow fiber membrane; 5022, activated carbon adsorption column; 6, disinfection unit; 601, box body; 602, control valve; 7, water storage unit; 701, water storage tank; 702, variable frequency booster pump. DETAILED DESCRIPTION

[0024] The technical solutions in the utility model will be described clearly and completely in combination with the drawings in the utility model, and the forms of the structures recorded in the following embodiments are only examples, and the multi-stage barrier car washing wastewater recycling device involved in the utility model is not limited to the structures recorded in the following embodiments, and all other embodiments obtained by the ordinary skilled in the art without creative labor belong to the protection scope of the utility model.

[0025] REFERENCE Figures 1 to 8The utility model provides a kind of multistage barrier car washing wastewater recycling device, including installation mechanism 1, still include: pretreatment unit 2, oil-water separation unit 3, electrolytic unit 4, ultrafiltration device unit 5, disinfection unit 6 and water storage unit 7, installation mechanism 1 includes installation frame 101, the inside of installation frame 101 is equipped with compartment 102, the top of installation frame 101 is fixedly connected with sewage pipeline 103, pretreatment unit 2 includes cyclone separator 201 and laminated filter 202, the water inlet of cyclone separator 201 is fixedly connected with the water outlet of sewage pipeline 103 by connecting pipe, the water outlet of cyclone separator 201 is fixedly connected with the water inlet of laminated filter 202 by connecting pipe, the side of cyclone separator 201 is fixedly connected with the side of compartment 102, oil-water separation unit 3 includes inclined plate oil separation tank 301 and filter cartridge 302, the side of inclined plate oil separation tank 301 is fixedly connected with the side of compartment 102, the water inlet of inclined plate oil separation tank 301 is fixedly connected with the water outlet of laminated filter 202 by connecting pipe, the water outlet of inclined plate oil separation tank 301 is fixedly connected with the water inlet of filter cartridge 302 by connecting pipe, the side of electrolytic unit 4 is fixedly connected with the side of compartment 102, the water inlet of electrolytic unit 4 is fixedly connected with the water outlet of filter cartridge 302 by connecting pipe, ultrafiltration device unit 5 includes water suction pump 501 and ultrafiltration membrane assembly 502, the side of ultrafiltration membrane assembly 502 is fixedly connected with the side of compartment 102, the inside of water suction pump 501 is equipped with ultraviolet lamp, the water inlet of water suction pump 501 is fixedly connected with the water outlet of electrolytic unit 4 by connecting pipe, the water outlet of water suction pump 501 is fixedly connected with the water inlet of ultrafiltration membrane assembly 502 by connecting pipe, disinfection unit 6 includes box 601 and control valve 602, the side of box 601 is fixedly connected with the side of compartment 102, the water inlet of box 601 is fixedly connected with the water outlet of ultrafiltration membrane assembly 502 by connecting pipe, the water outlet of box 601 is fixedly connected with the water inlet of control valve 602 by connecting pipe, water storage unit 7 includes water storage tank 701, variable frequency pressure pump 702 and PLC controller, the water inlet of water storage tank 701 is fixedly connected with the water outlet of control valve 602 by connecting pipe, the water outlet of water storage tank 701 is fixedly connected with the water inlet of variable frequency pressure pump 702 by connecting pipe, the water outlet of variable frequency pressure pump 702 is fixedly connected with car washing spray gun by connecting pipe, sewage in sewage pipeline 103 falls into cyclone separator 201 inside under the action of gravity, removes large particle solid impurities, then enters laminated filter 202 inside filtration and removes small solid impurities, realizes sewage physical treatment, then falls into inclined plate oil separation tank 301 inside and separates oil and water, removes grease and falls into filter cartridge 302 inside and further filters and removes grease, then enters electrolytic unit 4 and electrolyzes, oxidation and reduction reaction respectively occurs on anode and cathode and is converted into harmless substance, realizes sewage chemical treatment, then water in electrolytic unit 4 is sent into ultrafiltration membrane assembly 502 inside for further filtration by water suction pump 501 operation,Realize sewage physical treatment, in the inside of sending into the box 601 through ultraviolet and ozone generator 602 production ozone disinfection, realize sewage biological treatment, finally purify water and send into the inside of water storage tank 701, store, when reuse, frequency conversion pressurized pump 702 provides high pressure flow for car washing spray gun to wash car.

[0026] Wherein, the inside of the cyclone separator 201 is provided with a conical guide vane 2011, and the inclination angle of the conical guide vane 2011 is 55 to 65 degrees, the bottom end of the cyclone separator 201 is provided with a sand valve 2012, and the sand valve 2012 is a pneumatic ball valve, the inside of the laminated filter 202 is provided with a self-cleaning laminated group, and the laminated gap is 50 to 100 microns, the side of the laminated filter 202 is provided with a first pressure sensor 2021 and a second pressure sensor 2022, and when the pressure difference between the first pressure sensor 2021 and the second pressure sensor 2022 is greater than 0.15MPa, the automatic backwashing is triggered.

[0027] Wherein, the inside of the inclined plate oil separation tank 301 is provided with a heating pipe 3012 and an inclined plate body 3011, the spacing of the heating pipe 3012 is 30 to 50 mm, and the inclination angle is 45 degrees, the control temperature range of the inclined plate body 3011 is 30 to 40, for reducing the viscosity of oil, the inclined plate body 3011 heats the sewage inside the inclined plate oil separation tank 301, reduces the viscosity of oil, makes the oil float upwards along the heating pipe 3012, realizes oil-water separation, the filter cylinder 302 includes a modified polypropylene fiber adsorption layer 3021, a magnetic type clamping block 3023 and a magnetic type clamping groove 3022, the surface of the modified polypropylene fiber adsorption layer 3021 is loaded with a nano four-iron oxide, a silica composite coating first pressure sensor 2021, and the coating thickness is 2 to 5 microns, the modified polypropylene fiber adsorption layer 3021 further adsorbs and filters the oil, and at the same time, the modified polypropylene fiber adsorption layer 3021 is installed and fixed through the cooperation of the magnetic type clamping block 3023 and the magnetic type clamping groove 3022, so that the modified polypropylene fiber adsorption layer 3021 is conveniently replaced and installed, and the working efficiency is improved.

[0028] Wherein, the inside of the ultrafiltration membrane assembly 502 is provided with a hollow fiber membrane 5021 and an activated carbon adsorption column 5022, the hollow fiber membrane 5021 adopts a hollow fiber membrane inclined plate body 3011, the membrane pore size is 0.01 to 0.1 microns, the outer surface of the membrane wire is coated with a titanium dioxide photocatalytic layer, the activated carbon adsorption column 5022 is filled with a composite filter material of granular activated carbon and ion exchange resin, the mass ratio is 3:1, and the filter layer height is 800 to 1200 mm.

[0029] The water storage tank 701 is internally provided with a liquid level sensor and a water quality monitoring probe for monitoring water COD, turbidity and residual chlorine, a PLC controller is used for processing data of the liquid level sensor and the water quality monitoring probe, controlling start and stop of the variable frequency pressurizing pump 702 and the valve 602, and realizing intelligent control of the equipment.

[0030] The height difference between the sewage pipeline 103 and the electrolysis unit 4 is greater than 1.5 meters, siphon water distribution is used between the installation mechanism 1, the pretreatment unit 2, the oil-water separation unit 3, the electrolysis unit 4, the ultrafiltration device unit 5, the disinfection unit 6 and the water storage unit 7, only one water pump and the water suction pump 501 are used for conveying sewage in the sewage treatment process of the whole equipment, other positions are under the action of gravity and siphon, sewage conveying is realized, and energy loss is reduced.

[0031] The working principle of the utility model is as follows: the sewage in the sewage pipeline 103 falls into the internal cyclone separator 201 under the action of gravity, removes large particle solid impurities, then enters the internal laminated filter 202 to remove small solid impurities, realizes physical treatment of sewage, then falls into the internal inclined plate oil separation tank 301 to separate oil and water, removes grease, then falls into the internal filter cartridge 302 to further remove grease, then enters the electrolysis unit 4 to perform electrolysis, oxidation and reduction reactions occur on the anode and cathode respectively to convert into harmless substances, realizes chemical treatment of sewage, then the water in the electrolysis unit 4 is sent into the internal ultrafiltration membrane assembly 502 to further perform filtration by the water suction pump 501, realizes physical and chemical treatment of sewage, is sent into the internal box 601 to perform disinfection by ultraviolet rays, realizes biological treatment of sewage, and finally the purified water is stored in the internal water storage tank 701, and the variable frequency pressurizing pump 702 is used to provide high-pressure water flow for a car washing spray gun to wash a car when the water is used again.

[0032] The above only describes preferred embodiments of the utility model and is not used for limiting the utility model, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A multi-stage barrier car wash wastewater recycling device comprising a mounting mechanism (1), characterized in that, Also includes: The pre-treatment unit (2), oil-water separation unit (3), electrolysis unit (4), ultrafiltration device unit (5), disinfection unit (6) and water storage unit (7), the installation mechanism (1) includes installation frame (101), the inside of installation frame (101) is equipped with the compartment (102), the top end of installation frame (101) is fixedly connected with sewage pipeline (103), the pre-treatment unit (2) includes cyclone separator (201) and laminated filter (202), the water inlet of cyclone separator (201) is fixedly connected with the water outlet of sewage pipeline (103) through the connecting pipe, the water outlet of cyclone separator (201) is fixedly connected with the water inlet of laminated filter (202) through the connecting pipe, the side surface of cyclone separator (201) is fixedly connected with the side surface of compartment (102), the oil-water separation unit (3) includes inclined plate oil separation tank (301) and filter cartridge (302), the side surface of inclined plate oil separation tank (301) is fixedly connected with the side surface of compartment (102), the water inlet of inclined plate oil separation tank (301) is fixedly connected with the water outlet of laminated filter (202) through the connecting pipe, the water outlet of inclined plate oil separation tank (301) is fixedly connected with the water inlet of filter cartridge (302) through the connecting pipe, the side surface of electrolysis unit (4) is fixedly connected with the side surface of compartment (102), the water inlet of electrolysis unit (4) is fixedly connected with the water outlet of filter cartridge (302) through the connecting pipe, the ultrafiltration device unit (5) includes water suction pump (501) and ultrafiltration membrane assembly (502), the side surface of ultrafiltration membrane assembly (502) is fixedly connected with the side surface of compartment (102), the inside of water suction pump (501) is equipped with ultraviolet lamp, the water inlet of water suction pump (501) is fixedly connected with the water outlet of electrolysis unit (4) through the connecting pipe, the water outlet of water suction pump (501) is fixedly connected with the water inlet of ultrafiltration membrane assembly (502) through the connecting pipe, the disinfection unit (6) includes box (601) and control valve (602), the side surface of box (601) is fixedly connected with the side surface of compartment (102), the water inlet of box (601) is fixedly connected with the water outlet of ultrafiltration membrane assembly (502) through the connecting pipe, the water outlet of box (601) is fixedly connected with the water inlet of control valve (602) through the connecting pipe, the water storage unit (7) includes water storage tank (701), variable frequency booster pump (702) and PLC controller, the water inlet of water storage tank (701) is fixedly connected with the water outlet of control valve (602) through the connecting pipe, the water outlet of water storage tank (701) is fixedly connected with the water inlet of variable frequency booster pump (702) through the connecting pipe, the water outlet of variable frequency booster pump (702) is fixedly connected with car washing spray gun through the connecting pipe.

2. A multi-stage barrier car wash wastewater recycling device according to claim 1, wherein: The inside of the cyclone separator (201) is provided with a conical guide vane (2011), and the inclination angle of the conical guide vane (2011) is 55-65 degrees; the bottom end of the cyclone separator (201) is provided with a sand discharge valve (2012), and the sand discharge valve (2012) is a pneumatic ball valve; the inside of the laminated filter (202) is provided with a self-cleaning laminated group, and the laminated gap is 50-100 microns; the side surface of the laminated filter (202) is provided with a first pressure sensor (2021) and a second pressure sensor (2022), and when the pressure difference between the first pressure sensor (2021) and the second pressure sensor (2022) is greater than 0.15 MPa, automatic backwashing is triggered.

3. A multi-stage barrier car wash wastewater recycling device as claimed in claim 1, wherein: The inside of the inclined plate oil separation tank (301) is provided with a heating pipe (3012) and an inclined plate body (3011); the spacing of the heating pipe (3012) is 30-50 mm, and the inclination angle is 45 degrees; the control temperature range of the inclined plate body (3011) is 30-40, which is used to reduce the viscosity of oil; the filter cartridge (302) comprises a modified polypropylene fiber adsorption layer (3021), a magnetic type clamping block (3023) and a magnetic type clamping groove (3022); the modified polypropylene fiber adsorption layer (3021) is loaded with a nano-Fe3O4 and SiO2 composite coating first pressure sensor (2021) on the surface, and the coating thickness is 2-5 microns.

4. A multi-stage barrier car wash wastewater recycling device as claimed in claim 1, wherein: The inside of the ultrafiltration membrane assembly (502) is provided with a hollow fiber membrane (5021) and an activated carbon adsorption column (5022); the hollow fiber membrane (5021) adopts a hollow fiber membrane inclined plate body (3011), the membrane pore size is 0.01-0.1 microns, and the outer surface of the membrane wire is coated with a titanium dioxide photocatalytic layer; the activated carbon adsorption column (5022) is filled with a composite filter material of granular activated carbon and ion exchange resin, and the mass ratio is 3:1; the filter layer height is 800-1200 mm.

5. A multi-stage barrier car wash wastewater recycling device as claimed in claim 1, wherein: The inside of the water storage tank (701) is provided with a liquid level sensor and a water quality monitoring probe for monitoring water COD, turbidity and residual chlorine; the PLC controller is used to process the data of the liquid level sensor and the water quality monitoring probe.

6. A multi-stage barrier car wash wastewater recycling device as claimed in claim 1, wherein: The height difference between the sewage pipeline (103) and the electrolysis unit (4) is greater than 1.5 meters; the installation mechanism (1), the pretreatment unit (2), the oil-water separation unit (3), the electrolysis unit (4), the ultrafiltration device unit (5), the disinfection unit (6) and the water storage unit (7) adopt siphon type water distribution.

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