CN217535539U

CN217535539U - Water electrolysis device for water purifier

Info

Publication number: CN217535539U
Application number: CN202120323150.1U
Authority: CN
Inventors: 任明军; 陈发旺; 李晓伟; 孙任辉; 韩瑞炎; 孙少凡; 高崧; 唐金库
Original assignee: 718th Research Institute of CSIC
Current assignee: 718th Research Institute of CSIC
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2022-10-04
Anticipated expiration: 2031-02-04

Abstract

The utility model discloses an electrolytic water device for a water purifier, which comprises an electrode group, a conductive post, an electrolytic tank and a sealing component; the electrode group comprises more than one pair of electrode pairs and is fixed in the electrolytic cell, meanwhile, the electrode group extends out of the electrolytic cell shell through the conductive column and is connected with an external power supply, and the extending part is sealed by the sealing component; the electrode group is electrolyzed in a water body to generate hydroxyl radicals and micro-nano bubbles. The utility model has compact structure, high integration level and high electrolysis efficiency.

Description

Water electrolysis device for water purifier

Technical Field

The utility model relates to a water purification technology field, concretely relates to water purifier is with electrolysis water installation.

Background

The food safety is closely related to the physical health of consumers. The establishment of scientific and efficient food safety guarantee measures has great significance for preventing food safety accidents and enhancing the health level of people. In addition, epidemic diseases and new coronary epidemics become prominent problems in the current society, a large crisis is caused worldwide, and the attention of consumers on health and safety reaches unprecedented height. The development of kitchen electric products with disinfection capability has very high market prospect. At present, household appliances research and development manufacturing enterprises, especially kitchen and electrical related product manufacturing enterprises, have a number of sterilization and disinfection functions to meet the increasing safety consumption requirements of consumers.

Kitchen electric enterprises have already been put on the market in the thick and thin hair, and various water-related household electrical appliances with disinfection and sterilization capabilities are produced by a code adding disinfection and sterilization technology. Traditional technologies such as ultraviolet sterilization, ozone sterilization and ultrasonic sterilization are widely applied, but are limited to technical characteristics, and have certain limitations in the field of water purification, and certain problems exist in sterilization efficiency and integration level.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides an electrolysis water installation for water purifier, compact structure, can the integrated level height, electrolysis is efficient.

The utility model adopts the technical scheme as follows:

an electrolytic water device for a water purifier comprises an electrode group, a conductive column, an electrolytic tank and a sealing component;

the electrode group comprises more than one pair of electrode pairs and is fixed in the electrolytic bath, meanwhile, the electrode group extends out of the electrolytic bath shell through the conductive column and is connected with an external power supply, and the extending part is sealed by the sealing component; the electrode group is electrolyzed in a water body to generate hydroxyl radicals and micro-nano bubbles.

Further, the electrode group comprises more than two electrode plates and a separator;

more than two electrode plates are parallel to each other and are arranged at intervals through a spacer, and any two adjacent electrode plates are a pair.

Further, the isolation piece is a frame structure, the inner ring of the frame structure is provided with positioning teeth, and the width of the positioning teeth is 0.5-5mm; the electrode plates are mounted in the tooth grooves.

Further, the electrode plate is a dimensionally stable anode comprising a metal support and an electrocatalytic material; the electrocatalytic material is loaded on a metal carrier;

the metal carrier is made of one or a combination of more of stainless steel, titanium, nickel, aluminum and copper; the electrocatalytic material is one of metals of platinum, palladium, iridium and ruthenium and oxides thereof, or a composite material of a plurality of metals of platinum, palladium, iridium and ruthenium or a composite oxide material of the metal composite material.

Further, if the electrocatalytic material is metal, the loading capacity of the electrocatalytic material is 0.1-5mg/cm ² 。

Further, the metal carrier is plate-shaped or net-shaped.

Further, the conductive column is a bar or a bolt made of one or a combination of stainless steel, titanium, nickel, aluminum and copper.

Further, the electrolytic cell is of an integrated structure.

Furthermore, the electrolytic cell is an integrated structure consisting of a cover plate and an electrolytic cell main body.

Furthermore, seal assembly includes sealing washer, bed hedgehopping post, binding post and nut, and sealing washer, bed hedgehopping post and binding post suit are in proper order on leading electrical pillar to link firmly through the nut.

Has the advantages that:

1. the utility model has compact structure and high integration level, the water electrolysis technology takes a low-voltage direct-current power supply as energy, can activate the water body, and generates active substances and micro-nano bubbles with sterilization and disinfection capability in the water body, the electrolysis efficiency is high, and the sterilization capability is good; the raw materials are easy to obtain, the method is safe and environment-friendly, and has the characteristics of broad spectrum, high efficiency, high technical reliability and the like;

secondly, electrolytic device's bearing capacity embodies through sealing performance, the utility model discloses realize sealed by seal assembly, bearing capacity is strong.

2. The electrode plate of the utility model is isolated by the positioning teeth in the frame structure, and the whole structure is stable; secondly, too big interval influences electrolytic property, and the short circuit is easily established to undersize interval, consequently the utility model discloses set the location tooth width to 0.5-5mm.

3. The electrolytic tank of the utility model is an integrated structure, and the bearing capacity of the electrolytic device is further enhanced.

Drawings

FIG. 1 is an exploded view of the present invention;

the electrolytic cell comprises an electrode group 1, a dimensionally stable anode 101, a separator 102, an electrolytic cell 2, an electrolytic cell main body 201, an upper sealing cover 202, a sealing assembly 3, a rubber sealing ring 301, a heightening column 302, a wiring terminal 303, a nut 304 and a conductive column 4.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings by way of examples.

The utility model provides an electrolytic water device for water purifier, as shown in figure 1, including electrode group 1, lead electrical pillar 4, electrolysis trough 2 and seal assembly 3.

The electrode group 1 includes one or more pairs of electrodes. The electrode assembly 1 includes two or more electrode plates and a separator 102; more than two electrode plates are parallel to each other and are arranged at intervals through the spacer 102, and any two adjacent electrode plates are a pair.

The electrode plate is a Dimension Stable Anode DSA (Dimension Stable Anode) and comprises a metal carrier and an electrocatalytic material; the electrocatalytic material is loaded on a metal carrier; the metal carrier can be plate-shaped or net-shaped, and is made of one or a combination of more of stainless steel, titanium, nickel, aluminum and copper; the electrocatalytic material is platinum,One of palladium, iridium and ruthenium metal and oxides thereof, or a composite material of a plurality of metals of platinum, palladium, iridium and ruthenium or a composite oxide material of the metal composite material. If the electro-catalytic material is metal, the loading capacity of the electro-catalytic material is 0.1-5mg/cm ² 。

The isolating piece 102 is of a frame structure, positioning teeth are arranged on the inner ring of the frame structure, the width of the positioning teeth is 0.5-5mm, and the electronic insulation between the electrode plates can be effectively ensured; in a preferred embodiment, the positioning teeth have a width of 2mm. The electrode plates are mounted in the tooth grooves. The spacer 102 is made of modified PP, ABS, PVC, PET, PE, PS, PC, PA.

The electrolytic tank 2 is of an integrated structure. In this embodiment, the electrolytic cell 2 is formed by hot plate welding the upper lid 202 and the electrolytic cell main body into an integral structure. The electrolytic bath main body 201 is internally provided with a positioning groove for installing the electrode group 1, the surface is provided with an installation ear plate, and the bottom of the electrolytic bath main body 201 is provided with a water inlet and a water outlet for fast connecting pipelines or connectors. The wall thickness of the electrolytic cell main body 201 is 2-10mm, the outer diameter of the water inlet and the water outlet is 5-30mm, the electrolytic cell main body is processed by adopting mould injection molding, and the material is modified PP, ABS, PVC, PET, PE, PS, PC, PA and the like.

The upper cover 202 is a strip-shaped plate, and has a surface containing a welding strip and a strip for pressing the electrode assembly 1. The wall thickness of the upper cover plate is 2-10mm, the upper cover plate is processed by adopting a mould for injection molding, and the upper cover plate is made of modified PP, ABS, PVC, PET, PE, PS, PC, PA and the like.

The conductive post 4 may be a bar or a bolt. The diameter of the conductive column 4 is 1-10mm, the length is 10-50mm, and the material is one or a combination of more of stainless steel, titanium, nickel, aluminum and copper. The electrode plate is connected to an external power supply via a conductive post 4.

The sealing component 3 comprises a rubber sealing ring 301, a heightening column 302, a wiring terminal 303 and a nut 304, wherein the sealing ring, the heightening column 302 and the wiring terminal 303 are sequentially sleeved on the conductive column 4 and are fixedly connected through the nut 304. The heightening column 302 is a cylinder and is internally provided with a through hole, and the material is modified PP, ABS, PVC, PET, PE, PS, PC, PA and the like. The nut 304 is made of one or a combination of stainless steel, titanium, nickel, aluminum and copper.

In this embodiment, the electrode assembly 1 includes two pairs of electrodesA pole pair, i.e., three electrode plates. The three electrode plates are mounted in parallel with each other in the gullets of the spacer 102 at 2mm intervals. The electrode plate is a dimension stable anode 101, the metal carrier base material is titanium, the main component of the surface active coating is platinum, and the loading capacity is 2mg/cm ² (ii) a The spacer 102 material is modified PP. Only one side of the electrode plates at two sides is coated with electrocatalysis materials, and two sides of the middle electrode plate are coated with electrocatalysis materials.

The electrolytic cell 2 is provided with an electrolytic cell main body 201 for installing the electrode group 1, the wall thickness is 4mm, the outer diameters of the water inlet and the water outlet are both 9.5mm, the thickness of the upper cover plate 202 is 4mm, the material of the electrolytic cell main body 201 and the material of the upper cover plate are both modified PP, and the electrolytic cell main body and the upper cover plate are integrated by adopting a hot plate welding process.

It chooses M3 titanium bolt for use to lead electrical pillar 4, rubber seal 301 internal diameter is 2.5mm, the silk footpath 1.5mm, the nut 304 chooses the titanium nut for use, lead electrical pillar 4 threaded connection in electrolysis trough main part 201 with electrode group 1, it is equipped with rubber seal 301 to lead between electrical pillar 4 and the electrolysis trough main part 201, stretch out electrolysis trough casing 201 simultaneously and link to each other with outside low voltage DC power supply, wherein, the plate electrode of both sides links to each other through leading electrical pillar 4 and outside low voltage DC power supply's input/output end after establishing ties, the intermediate electrode board links to each other with outside low voltage DC power supply's output/input end through another lead electrical pillar 4. The connection input end or the connection output end can be interchanged, so that the polarity of the connected electrode plate is changed. The extended part of the conductive column 4 is sequentially sleeved on the conductive column 4 according to the installation sequence of the rubber seal ring 301, the heightening column 302 and the connecting terminal 303 and is fixedly connected through a nut 304 to form the water electrolysis device. The water body can be directly selected from tap water of residential users without adding other reactants. The electrode group 1 of the water electrolysis device generates hydroxyl free radicals and micro-nano bubble sterilization and disinfection active ingredients in a water body based on an electrochemical principle, so that the water electrolysis device can be used for killing bacteria and viruses on the surfaces of the water body and contactable objects, degrading toxic organic matters and the like.

The water electrolysis device is used for sterilization test, active Escherichia coli is inoculated on the surface of a ceramic disc, and the ceramic disc is dried in an incubator for standby. Controlling the flow rate of water flowing through the electrolysis module to be 2-3L/min, controlling the input current to be 1.5A, switching the water flow to a 5L container filled with an Escherichia coli inoculated ceramic disc when the electrolysis is stable, enabling the total amount of water in the container to reach 3L, soaking for 3 minutes, and shaking for 3 minutes. The bacterial amount on the surface of the disc is detected according to GB14934, and the sterilization rate is calculated to be 99% by comparing with a control group, so that the disc has better sterilization and disinfection performance.

In summary, the above are merely preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An electrolytic water device for a water purifier is characterized by comprising an electrode group, a conductive column, an electrolytic tank and a sealing component;

2. The water electrolysis device for a water purifier of claim 1, wherein the electrode assembly comprises two or more electrode plates and a separator;

more than two electrode plates are parallel to each other and are arranged at intervals through the partition piece, and any two adjacent electrode plates are a pair.

3. The water electrolysis device for water purifier as claimed in claim 2, wherein the separator is a frame structure, the inner ring of the frame structure is provided with positioning teeth, the width of the positioning teeth is 0.5-5mm; the electrode plates are mounted in the tooth grooves.

4. The water electrolysis apparatus for water purifier of claim 2, wherein the electrode plate is a dimensionally stable anode comprising a metal support and an electrocatalytic material; the electrocatalytic material is supported on a metallic carrier.

5. The water electrolysis device for water purifier of claim 4, wherein if the electrocatalytic material is metal, the electrocatalytic material loading is 0.1-5mg/cm ² 。

6. The water electrolysis device for water purifier as recited in claim 4, wherein the metal carrier is plate-shaped or net-shaped.

7. The water electrolysis device for water purifier of claim 1, wherein the conductive column is a bar or a bolt.

8. The water electrolysis apparatus for water purifying machine of claim 1, wherein said electrolysis tank is of an integrated structure.

9. The electrolytic water device for a water purifier as recited in claim 1, wherein the electrolytic cell is an integrated structure of a cover plate and an electrolytic cell body.

10. The water electrolysis device for the water purifier as recited in claim 1, wherein the sealing assembly comprises a sealing ring, a heightening column, a connecting terminal and a nut, and the sealing ring, the heightening column and the connecting terminal are sequentially sleeved on the conductive column and fixedly connected through the nut.