CN107720889B - Pressure-bearing type electrochemical water treatment device - Google Patents

Pressure-bearing type electrochemical water treatment device Download PDF

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Publication number
CN107720889B
CN107720889B CN201711141178.8A CN201711141178A CN107720889B CN 107720889 B CN107720889 B CN 107720889B CN 201711141178 A CN201711141178 A CN 201711141178A CN 107720889 B CN107720889 B CN 107720889B
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Prior art keywords
water inlet
water
inlet pipe
door body
box body
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CN201711141178.8A
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CN107720889A (en
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李旭
黄宇宽
王恒清
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Inner Mongolia Spaceflight Jingang Heavy Industry Co ltd
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Inner Mongolia Spaceflight Jingang Heavy Industry Co ltd
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/467Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
    • C02F1/4672Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104Devices therefor; Their operating or servicing
    • C02F1/46109Electrodes
    • C02F2001/46152Electrodes characterised by the shape or form
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/46Apparatus for electrochemical processes
    • C02F2201/461Electrolysis apparatus
    • C02F2201/46105Details relating to the electrolytic devices

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)

Abstract

The invention relates to a pressure-bearing electrochemical water treatment device, which comprises a box body, a door body, a cathode plate, an anode plate, a water inlet assembly, a water outlet pipe and an anti-falling arm, wherein one end of the anti-falling arm is connected with a door body pivot, and the other end of the anti-falling arm is connected with the door body; the water inlet assembly comprises a water inlet pipe and a blocking net, the water inlet pipe and the water outlet pipe are respectively arranged at the lower part and the upper part of the box body, the water outlet pipe is communicated with the inside of the box body, two ends of the water inlet pipe and two ends of the water outlet pipe respectively penetrate out of two ends of the box body, when one end of the water inlet pipe is used for water inlet, the other end of the water inlet pipe is closed through a valve, and when one end of the water outlet pipe is used for water outlet, the other end of the water outlet pipe is closed through the valve; the blocking net is obliquely arranged and fixedly connected with the water inlet pipe, and the water inlet pipe is communicated with the inside of the box body through meshes on the blocking net; the cross section of the box body is arc-shaped, and the cross section of the door body is provided with an arc-shaped section. The water treatment device has the advantages of large bearing pressure, long service life of the anode plate, convenient opening of the door body, improved treatment effect, simple and convenient operation and maintenance, and expanded use condition and adaptation to installation space.

Description

Pressure-bearing type electrochemical water treatment device
Technical Field
The invention relates to the field of electrochemical water treatment, in particular to a pressure-bearing electrochemical water treatment device.
Background
At present, for industrial circulating water treatment systems in China, water quality stabilizing agents are generally added to improve the concentration multiple of the circulating water system, so that the water supplementing amount of new water and pollution discharge treatment are reduced. Traditional water quality stabilization agents mainly include: corrosion inhibitors, scale inhibitors, bactericides and the like for controlling scale formation and corrosion of pipelines and equipment in a circulating water system have the following problems in addition to high cost of medicaments for water quality treatment and high running cost every year: (1) The chemical agent is used in a large amount, and the environment is polluted in the transportation and storage processes; (2) The medicament itself can form suspended matters and precipitates in a circulating water system to pollute the quality of the circulating water; (3) After the medicament is added, the conductivity of the circulating water system is increased, and the pollution discharge of the system is accelerated; (4) The sewage contains water treatment agent, and secondary pollution can be generated to the environment along with the discharge of industrial sewage.
It is therefore necessary to develop an economical and practical method of treating recirculated cooling water so that the above problems are solved and improved. In recent years, scientists at home and abroad propose and perfect a method of a so-called advanced oxidation technology, and the method obtains good effect by comprehensively utilizing light, sound, electricity, magnetism or nontoxic reagent catalytic oxidation technology to treat organic sewage. Advanced oxidation technology can treat organic pollutant components which are difficult to degrade before and have great harm to biological environment, thereby becoming the front edge of current sewage treatment research and application. The electrochemical water treatment technology is used as one of advanced oxidation technologies, and is a good choice of industrial circulating cooling water treatment technology due to the advantages of cleanliness, environmental friendliness, water conservation and the like. The electrochemical circulating water quality stabilization treatment technology has good effects of corrosion inhibition, scale inhibition, sterilization and algae removal, the circulating water applying the technology does not need to be added with any chemical agent, and the forced sewage is small in quantity, so that not only can the agent cost and the water supplementing cost be saved, but also the technology has good effects of energy conservation, emission reduction and environmental protection.
The electrochemical water treatment technology is a technical process of degrading pollutants in wastewater by utilizing the strong oxidizing property of free radicals by generating a large amount of free radicals through a series of designed chemical reactions, electrochemical processes or physical processes in a specific electrochemical reactor under the action of an externally applied electric field, is one of advanced oxidation technologies, and has incomparable advantages compared with other water treatment technologies as a clean treatment technology.
The electrochemical technology is an important method for solving the negative problems caused by using chemical agents in the field of industrial water treatment, and the electrochemical water treatment device is generally put into a water tank to be treated for treatment in the prior art, so that the electrochemical water treatment device is simple and easy to operate, but has the following defects: (1) The cross section of the current electrochemical water treatment device is of square structural design, so that the pressure bearing is small, the current working condition use requirement cannot be met, the manufacturing welding amount is large, the processing difficulty is high, and the cost is high; (2) The water flow directly flushes the anode after entering the box body from the water inlet pipe, and the service life of the anode plate is short; (3) The water inlet and outlet pipes are arranged in one direction, the structural layout of the equipment needs to be adjusted according to working conditions, and the device has poor working condition adaptability and low modularization degree; (4) The door body is opened in a mode that a guide rail is arranged above the box body, the guide rail is formed by connecting a straight line section and an arc section, dead angles exist at the arc transition section of the guide rail structure, the equipment door plate is difficult to open, and particularly the problem is particularly remarkable after the equipment door plate is used for a period of time; (5) The square structure is required to improve the water treatment capacity, and only the size of the device can be increased, so that the occupied space of the device is large, the project cannot be propelled in most enterprises because of no installation space, the operation and maintenance difficulty of the device is large, and the scale removal of the polar plate at the upper end of the device is difficult.
Disclosure of Invention
Aiming at the defects of the electrochemical water treatment device, the invention aims to provide a pressure-bearing electrochemical water treatment device so as to solve the technical problems of small pressure bearing, easy damage of an anode plate, poor water inlet and outlet working condition adaptability and the like of the existing electrochemical water treatment device.
The technical problems solved by the invention can be realized by adopting the following scheme: the utility model provides a pressure-bearing electrochemical water treatment device, includes box, door body, negative plate, anode plate, water inlet subassembly, outlet pipe, the box openly is uncovered, the used negative plate of water treatment and/or anode plate fixed mounting in the box, the used positive plate of water treatment and/or negative plate fixed mounting in the internal surface of door body, the door body with the box passes through the pivot pin joint, the pivot can regard self axis as the pivot rotation, the door body can seal the uncovered of box, when the door body is in sealed state, negative plate with the positive plate interval sets up and the door body with box fixed connection; the method is characterized in that: the device also comprises an anti-falling arm, one end of the anti-falling arm is fixedly connected with the top end of the pivot, and the other end of the anti-falling arm is fixedly connected with the upper end of the door body; the water inlet assembly comprises a water inlet pipe and a blocking net, the water inlet pipe is arranged at the lower part of the box body, the water outlet pipe is arranged at the upper part of the box body, the water outlet pipe is communicated with the inside of the box body, two ends of the water inlet pipe and two ends of the water outlet pipe respectively penetrate out of the two ends of the box body, when one end of the water inlet pipe is used for water inlet, the other end of the water inlet pipe is closed through a valve, and when one end of the water outlet pipe is used for water outlet, the other end of the water outlet pipe is closed through the valve; the baffle net is obliquely arranged and fixedly connected to the part of the water inlet pipe, which is positioned in the box body, and the water inlet pipe is communicated with the inside of the box body through meshes on the baffle net; the cross section of the arbitrary high department of box all is the arc, the cross section of the arbitrary high department of door all has the arc section.
As preferable: the left end or the right end of the negative plate is provided with a plurality of water passing holes, the water passing holes of each layer of negative plate are arranged in a left-right staggered mode, and a plurality of holes are formed in the positive plate in a scattered mode.
As preferable: the number of the blocking nets is two, and the blocking nets are symmetrically arranged on two sides of the upper part of the water inlet pipe.
As preferable: the lower ends of the two blocking nets are fixedly connected with the water inlet pipe, and the distance between the two blocking nets is gradually increased from bottom to top on the cross section of the water inlet assembly with the blocking net.
As preferable: the inclination angle of the baffle net relative to the vertical direction is 25 degrees to 45 degrees.
As preferable: the cross section of the door body at any height is provided with two arc sections and a straight line section, and the two arc sections are connected through the straight line section.
After the technical scheme of the invention is adopted, the following beneficial effects are brought: (1) The electrochemical water treatment device can solve the environmental protection problem caused by the pollution discharge of the circulating water, save the medicament cost, save the supplementing water cost, avoid secondary pollution, save huge sewage treatment and discharge cost, realize the optimization of the circulating water system and reduce huge investment and operation and maintenance cost of the sewage system of enterprises; (2) The cross section of the main body structure of the device is approximately circular, the pressure bearing capacity is high, the pressure requirements of the existing open and closed circulating cooling water systems can be met, the processing capacity of the effective equipment space is improved, and the processing capacity of the equipment is improved; (3) Compared with a square structure, the circular structure has the advantages of reduced manufacturing difficulty, fewer manufacturing procedures and low manufacturing cost; (4) Compared with a square structure, the device has the advantages that the size is reduced, the height is reduced, the occupied area is reduced under the condition of the same treatment capacity due to the increase of bearing pressure, the device is suitable for a factory building with special working conditions (lower installation space), and the device is convenient and simple to operate in the project maintenance and equipment scale removal process; (5) The door opening mechanism of the device is designed to be a door shaft and an anti-falling arm is added, so that the falling deformation of the door body of the device is avoided, and the difficulty in opening and closing the door body of the device cannot be caused along with the extension of the running time of equipment in the follow-up process; (6) The baffle net is arranged on the water inlet pipe and is designed to be in a deflection inclination angle structure, so that the situation that water flow directly washes the main component (anode plate) of the device is avoided, the service life of the anode plate is greatly prolonged, the replacement frequency of the anode plate is reduced, and the cost is reduced; (7) The water inlet pipeline and the water outlet pipeline of the device are arranged in two directions, water can be fed into and discharged from both ends, the problem that the directions of the butt joint pipe orifices of actual working conditions are inconsistent is avoided, the device is convenient to adapt to various working conditions on site to form site modularized installation, and the defect of unidirectional water feeding and discharging in the past is overcome.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the structure of a pressure-bearing electrochemical water treatment device of the present invention;
FIG. 2 is a schematic structural view of the pressure-bearing electrochemical water treatment device of the present invention;
FIG. 3 is a top view of the pressure-bearing electrochemical water treatment device of the present invention;
FIG. 4 is a schematic view of the water inlet assembly of the pressure-bearing electrochemical water treatment device of the present invention;
FIG. 5 is a cross-sectional view of the water inlet assembly of the pressurized electrochemical water treatment apparatus of the present invention taken along line A-A of FIG. 4;
main standard and label:
the box body comprises: 1, a step of; door body: 2; and (3) a cathode plate: 3, a step of; anode plate: 4, a step of; anti-falling arm: 5, a step of; and (3) a water inlet assembly: 6, preparing a base material; a water outlet pipe; 7, preparing a base material; and (2) base: 8, 8; a pivot: 21, a step of; water passing holes: 31; a water inlet pipe: 61; blocking net: 62.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings.
Examples
Fig. 1 and 2 are schematic structural views of a pressure-bearing electrochemical water treatment device according to the present embodiment, fig. 3 is a plan view of the device, as shown in fig. 1 to 3, the water treatment device includes a box 1, a door 2, a cathode plate 3, an anode plate 4, a water inlet assembly 6, and a water outlet pipe 7, the front surface of the box 1 is open, the cathode plate 3 for water treatment is fixedly installed in the box 1, the anode plate 4 for water treatment is fixedly installed on the inner surface of the door 2, the box 1 is fixedly connected to a base 8, the door 2 is pivoted with the box 1 through a pivot 21, the pivot 21 can rotate about its own axis as a rotation axis, the door 2 can seal an open door of the box 1, when the door 2 is in a sealed state, the cathode plate 3 and the anode plate 4 are arranged at intervals, and the door 2 is fixedly connected with the box 1, such a fixed connection can be achieved through a threaded fastener;
the device also comprises an anti-falling arm 5, one end of the anti-falling arm 5 is fixedly connected with the top end of the pivot 21, and the other end of the anti-falling arm is fixedly connected with the upper end of the door body 2; because the anode plate with certain weight is arranged on the door body, the door body can fall down and deform along with the use of the device, and the anti-falling arm can apply an upward force to the door body, so that the door body is prevented from being opened and closed difficultly due to the fact that the door body gradually falls down along with the extension of the use time.
Fig. 4 and 5 are block diagrams of the water inlet assembly, as shown in fig. 4 and 5, the water inlet assembly 6 includes a water inlet pipe 61 and a blocking net 62, the number of blocking nets 62 is two, and the blocking nets 62 are symmetrically disposed on two sides of the upper portion of the water inlet pipe 61, the lower ends of the two blocking nets 62 are fixedly connected with the portion of the water inlet pipe 61 located inside the tank 1, and on the cross section of the water inlet assembly 6 where the blocking net 62 is located, the distance between the two blocking nets 62 is gradually increased from bottom to top, and the inclination angle of the blocking net 62 with respect to the vertical direction is 25 degrees.
The water inlet pipe 61 is arranged at the lower part of the box body 1, the water outlet pipe 7 is arranged at the upper part of the box body 1, the water outlet pipe 7 is communicated with the inside of the box body 1, two ends of the water inlet pipe 61 and two ends of the water outlet pipe 7 respectively penetrate out of two ends of the box body 1, two ends of the water inlet pipe 61 can be filled with water, when one end of the water inlet pipe 61 is filled with water, the other end of the water inlet pipe is closed through a valve, two ends of the water outlet pipe 7 can be filled with water, and when one end of the water outlet pipe 7 is filled with water, the other end of the water outlet pipe is closed through a valve; the baffle net 62 is obliquely arranged and fixedly connected to the part of the water inlet pipe 61 located inside the box body 1, and the water inlet pipe 61 is communicated with the inside of the box body 1 through meshes on the baffle net 62. The water inlet pipe is provided with the blocking net, the water inlet pipe is communicated with the inside of the box body 1 only through meshes on the blocking net, and water flow inevitably flows through the blocking net when flowing into the box body from the water inlet pipe, so that the water flow is prevented from directly impacting the anode plate after flowing out from the water inlet pipe; the baffle net is obliquely arranged on the upper part of the water inlet pipe, and the distance between the two baffle nets at the cross section is gradually increased from bottom to top, so that the waterway of water flow reaching the anode plate from the water inlet pipe is further prolonged, and the impact force of water flow on the anode plate is further reduced.
The cross section of the arbitrary high department of box 1 all is the arc, the cross section of the arbitrary high department of door body 2 all has two arc sections and a straightway, and two arc sections are connected through a straightway.
The left end or the right end of the cathode plate 3 is provided with a plurality of water passing holes 31, the water passing holes 31 of each layer of cathode plate are staggered left and right, and a plurality of holes are distributed on the anode plate 4; the water holes staggered on the cathode plate enable the overall water flow direction of the device to be designed into a curve rotational flow direction, and water flowing through the equipment every time is subjected to electrochemical treatment in the same voltage area space for many times, so that the treatment capacity of the equipment is greatly improved.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (2)

1. The utility model provides a pressure-bearing type electrochemical water treatment device, includes box (1), door body (2), negative plate (3), anode plate (4), water inlet subassembly (6), outlet pipe (7), box (1) openly is uncovered, and the used negative plate (3) of water treatment and/or anode plate (4) fixed mounting in box (1), the used positive plate (4) of water treatment and/or negative plate (3) fixed mounting in on the internal surface of door body (2), door body (2) with box (1) pass through pivot (21) pin joint, pivot (21) can regard self axis as the pivot rotation, door body (2) can seal the uncovered of box (1), when door body (2) are in sealed state, negative plate (3) with positive plate (4) interval setting and door body (2) with box (1) fixed connection;
the method is characterized in that: the device also comprises an anti-falling arm (5), one end of the anti-falling arm (5) is fixedly connected with the top end of the pivot (21), and the other end of the anti-falling arm is fixedly connected with the upper end of the door body (2); the water inlet assembly (6) comprises a water inlet pipe (61) and a blocking net (62), the water inlet pipe (61) is arranged at the lower part of the box body (1), the water outlet pipe (7) is arranged at the upper part of the box body (1), the water outlet pipe (7) is communicated with the inside of the box body (1), two ends of the water inlet pipe (61) and two ends of the water outlet pipe (7) respectively penetrate out of two ends of the box body (1), when one end of the water inlet pipe (61) is used for water inlet, the other end of the water inlet pipe is closed through a valve, and when one end of the water outlet pipe (7) is used for water outlet, the other end of the water outlet pipe is closed through the valve; the baffle net (62) is obliquely arranged and fixedly connected to the part of the water inlet pipe (61) positioned in the box body (1), and the water inlet pipe (61) is communicated with the inside of the box body (1) through meshes on the baffle net (62); the cross section of any height of the box body (1) is arc-shaped, and the cross section of any height of the door body (2) is provided with an arc-shaped section;
the left end or the right end of the cathode plate (3) is provided with a plurality of water passing holes (31), the water passing holes (31) of each layer of cathode plate are arranged in a left-right staggered mode, and a plurality of holes are distributed on the anode plate (4);
the number of the blocking nets (62) is two, and the blocking nets are symmetrically arranged on two sides of the upper part of the water inlet pipe (61);
the lower ends of the two blocking nets (62) are fixedly connected with the water inlet pipe (61), and the distance between the two blocking nets (62) is gradually increased from bottom to top on the cross section of the water inlet assembly (6) where the blocking nets (62) are arranged;
the cross section of the door body (2) at any height is provided with two arc sections and a straight line section, and the two arc sections are connected through the straight line section.
2. The pressure-bearing electrochemical water treatment device according to claim 1, wherein: the inclination angle of the baffle net (62) relative to the vertical direction is 25-45 degrees.
CN201711141178.8A 2017-11-16 2017-11-16 Pressure-bearing type electrochemical water treatment device Active CN107720889B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN201711141178.8A CN107720889B (en) 2017-11-16 2017-11-16 Pressure-bearing type electrochemical water treatment device

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CN107720889B true CN107720889B (en) 2023-12-05

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112067747A (en) * 2020-08-21 2020-12-11 内蒙古航天金岗重工有限公司 Flue gas on-line monitoring system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU744055A1 (en) * 1976-12-29 1980-06-30 Предприятие П/Я В-2287 Electrolyzer
CN205045858U (en) * 2015-09-22 2016-02-24 上海丁香环境科技有限公司 Electro -chemical water treatment equipment
CN206142890U (en) * 2016-10-20 2017-05-03 张彪 Electro -chemical water treatment case
CN207726782U (en) * 2017-11-16 2018-08-14 内蒙古航天金岗重工有限公司 A kind of pressure-bearing type device for electrochemical water preparation

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU744055A1 (en) * 1976-12-29 1980-06-30 Предприятие П/Я В-2287 Electrolyzer
CN205045858U (en) * 2015-09-22 2016-02-24 上海丁香环境科技有限公司 Electro -chemical water treatment equipment
CN206142890U (en) * 2016-10-20 2017-05-03 张彪 Electro -chemical water treatment case
CN207726782U (en) * 2017-11-16 2018-08-14 内蒙古航天金岗重工有限公司 A kind of pressure-bearing type device for electrochemical water preparation

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