CN212050656U - Water electrolysis equipment - Google Patents
Water electrolysis equipment Download PDFInfo
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- CN212050656U CN212050656U CN201921959573.1U CN201921959573U CN212050656U CN 212050656 U CN212050656 U CN 212050656U CN 201921959573 U CN201921959573 U CN 201921959573U CN 212050656 U CN212050656 U CN 212050656U
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Abstract
The utility model provides an electrolytic water device, which comprises an anode tank, a cathode tank and an ion exchange membrane positioned between the anode tank and the cathode tank; the cathode channel includes: an opening is positioned at the bottom of the cathode slot and used for discharging sediments in the cathode slot; a filter member disposed below the opening; and a recovery member disposed outside the filter member and recovering the liquid discharged from the filter member. The utility model discloses utilize the filter unit to block and filter the precipitate, realized the filtration to the interior electrolyte of cathode trough, utilize the recovery part to make a round trip to retrieve the liquid after filtering to the realization is to the cyclic utilization of the liquid after filtering, has practiced thrift the energy, the cost is reduced.
Description
Technical Field
The utility model relates to an electrolytic water technical field, concretely relates to electrolytic water equipment.
Background
The existing water electrolysis device has the disadvantages of low water electrolysis efficiency due to large distance between two electrodes, complex structure, difficult assembly and disassembly and limited application range. Furthermore, the use of asbestos paper as a membrane generally reduces the purity of hydrogen and oxygen; the integration degree of the separation of the gas path and the electrolytic bath of some electrolytic devices is low, and an electrolyte circulation system and the like are not available.
In addition, the water electrolysis oxygen production technology refers to a technology for producing oxygen and hydrogen by using a water electrolysis method. Oxygen generated by the electrolysis of water is used for production and living applications, and hydrogen generated by the electrolysis of water is recycled. Since hydrogen is a flammable and explosive hazardous gas, it cannot be discharged directly into the surrounding environment. And adopt the storage bottle to retrieve hydrogen, because the storage bottle is bulky, lead to whole oxygenerator's occupation volume great, it is inconvenient to use.
In addition, in the process of filtering the electrolyte containing the precipitate, although the precipitate can be filtered, the filtered electrolyte is directly discharged; moreover, the sediment does not flow to the filter screen, but a part of the sediment is attached to the side wall, thereby reducing the filtering effect; in addition, the sediment is blocked on the filter screen, so that the sediment on the filter screen contains some liquid, the filter screen continuously drips water, the filtering time is prolonged, and the filtering efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problems, the utility model aims to provide an electrolytic water device, which increases the filtering structure of the sediment generated in the cathode slot and the electrolyte recovery structure.
In order to achieve the purpose, the utility model provides an electrolytic water device, which comprises an anode tank, a cathode tank and an ion exchange membrane positioned between the anode tank and the cathode tank; the cathode channel includes:
an opening is positioned at the bottom of the cathode slot and used for discharging sediments in the cathode slot;
a filter member disposed below the opening;
and a recovery member disposed outside the filter member and configured to recover the liquid discharged from the filter member.
In some embodiments, the filter element has a filter cavity with a side wall and a bottom, the bottom of the filter element being provided with a filter mesh; a first air inlet is formed in one side wall of the filtering component, and a first filtering opening is formed in the side wall, opposite to the first air inlet, of the filtering component.
In some embodiments, the recovery component surrounds an exterior of the filter component.
In some embodiments, the recovery member has an inner cavity and the filter member is located at an upper portion within the inner cavity of the recovery member.
In some embodiments, the top of the lumen of the retrieval member has an opening such that the filter member is recessed within the lumen.
In some embodiments, the bottom of the inner cavity is provided with a backflow port.
In some embodiments, the bottom of the inner cavity is provided with an inclined surface, and the side wall of the inner cavity on the side where the inclined surface is gradually reduced is provided with a backflow port.
In some embodiments, the recovery member surrounds an exterior portion of the sidewall of the filter member; a second air inlet is formed in the side wall, opposite to the first air inlet, of the recovery part, and an air inlet pipeline is inserted into the first air inlet and the second air inlet in a penetrating mode in sequence, so that air passes through the recovery part along the air inlet pipeline and directly enters the filter cavity; and a second suction filtration port is also arranged on the side wall of the recovery part opposite to the second air inlet.
In some embodiments, the cathode slot inner wall lower portion has an inclined smooth sidewall that narrows the cavity downward.
In some embodiments, the angled smooth sidewall makes an angle with a horizontal plane greater than 45 °.
In some embodiments, an oscillator is disposed on a sidewall of the cathode slot proximate to the opening.
The utility model discloses an electrolysis water equipment utilizes filter unit to block and filters the precipitate, utilizes the recovery unit to come the liquid of recovery after filtering to the realization is to the utilization of the liquid after filtering. Furthermore, the filtering component is provided with a filtering cavity, and the first air inlet on the side wall of the filtering cavity and the first filtering port which is arranged oppositely are utilized to realize the adsorption effect on the sediment in the cavity, accelerate the filtering and improve the filtering effect; a filter screen is arranged at the bottom of the filter cavity, and liquid passing through the filter screen enters the recovery part; furthermore, the recovery component is arranged around the outside of the filtering component, so that the filtered liquid can enter the recovery component; furthermore, a backflow port is arranged at the bottom of the inner cavity of the recovery component, so that the filtered liquid is refluxed again for use; in addition, the inclined surface is arranged at the bottom of the inner cavity, so that the filtered liquid can be guided to the backflow port, and the backflow effect is improved. In addition, the bottom of cathode slot can also set up the smooth lateral wall of slope for the sediment that falls into the cathode slot bottom can slide down along the smooth lateral wall of slope and flow on the filter component, not only play the refluence effect, still increased the filter effect. Furthermore, a valve is arranged at the opening, and the opening and closing of the valve can control the opening and closing of the opening, so that the sediment can be controlled to flow onto the filtering component in a pulse mode. In addition, an oscillator is provided on the side wall of the cathode tank near the opening, and an oscillator, such as an ultrasonic oscillator, is provided on the above-mentioned inclined smooth side wall, thereby shaking off the precipitates adhered to the side wall and improving the filtration efficiency.
Drawings
FIG. 1 is a schematic structural view of an apparatus for electrolyzing water according to an embodiment of the present invention
Detailed Description
In order to make the contents of the present invention clearer and easier to understand, the following description will further explain the contents of the present invention in conjunction with the specific embodiments. Of course, the invention is not limited to this specific embodiment, and general alternatives known to those skilled in the art are also within the scope of the invention.
The present invention will be described in further detail with reference to the following specific embodiments and the attached fig. 1.
In this embodiment, referring to fig. 1, the water electrolysis apparatus has an electrolytic bath 00, including: an anode A, an anode tank 01, a cathode B, a cathode tank 02 and an ion exchange membrane 03 positioned between the anode tank 01 and the cathode tank 02; the cathode B and the anode A are connected to a power supply 04.
When voltage is applied to the anode A and the cathode B, water molecules in the electrolytic cell 00 are ionized to form H+And OH-Ions, OH-Gather to the anode A, release electrons, and be oxidized to form O2A gas. H+Moving toward the cathode B.
And the cathode tank 02 includes: an opening 203 positioned at the bottom of the cathode tank 02 for discharging the sediment in the cathode tank 02; a filter member 05 disposed below the opening 203; a recovery member 06 provided outside the filter member 05 and passing through the filter memberElectrolyte from the filter part 05 is recovered. The cathode tank 02 contains an electrolyte to which a metal salt solution having a stronger oxidizing property than hydrogen is added, and preferably, the metal element in the metal salt solution is Au, Ag, Pd, Cu, Mn, Bi, Cr, Ge, or the like. In addition, additives such as a buffer agent can be added to the electrolyte to control the speed of reduction of the metal ions in the metal salt solution. It should be noted that these metal salts have high solubility in water, no pollution of the electrolyte, and no generation of toxic gases such as SO during electrolysisx,NOx,Cl2Etc., the selected metal ions are easily reduced and have activity weaker than that of H+Reduction potential higher than H+At least 200 mV.
When voltage is applied to the anode A and the cathode B, in the cathode tank 02, metal salt is reduced to form metal simple substance at the cathode B, the metal simple substance sinks to enter the filter part 05 from the opening 203 and is blocked at the filter part 05, and the filtered electrolyte flows into the recovery part 06; h+Can not be reduced to form H2A gas.
Here, the cathode B may be a cathode array, and the cathode array is electrically connected to the power source 04 using the hook assembly 07. In order to replace the cathode B, the hook assembly 07 is electrically connected with the power supply 04. Specifically, one end of the hook assembly 07 without a hook is fixed to a wire connected to the power source 04, the other end is provided with a hook, and the cathode B is hung on the hook. In addition, the number of the hooks can be multiple, the cathodes B are connected through an interdigital support 08, and the top of the interdigital support 08 is hung on the hooks.
In order to further avoid the adhesion of metal precipitates on the side wall of the cathode slot 02 and the adhesion at the bottom of the cathode slot 02, the inclined smooth side wall 201 is further arranged at the lower part of the inner wall of the cathode slot 02, the inclined smooth side wall 201 enables the cavity of the cathode slot 02 to narrow downwards gradually, preferably, the inclined smooth side wall 201 and the horizontal plane form an included angle larger than 45 degrees, the inclined smooth side wall not only plays a downward guiding role for liquid, but also applies downward acting force to the metal precipitates to avoid the adhesion on the side wall. Further, an oscillator 202 is provided on the side wall of the cathode tank 02 at a position close to the opening 203, and the oscillator 202 may be an ultrasonic oscillator or the like, and metal precipitation and liquid downward flow are promoted by the oscillation action, thereby further preventing adhesion to the side wall 201.
As shown in fig. 1, the filter element 05 has a filter cavity Q1, the filter cavity Q1 has a side wall and a bottom, and the bottom of the filter element 05 is provided with a filter screen; a first air inlet 502 is provided on one side wall of the filter element 05, and a first suction port 501 is provided on the side wall of the filter element 05 opposite to the first air inlet 502. The first air inlet 502 and the first suction filtration port 501 constitute a first stage suction filtration structure. Specifically, a switch is provided at the bottom opening 203 of the cathode tank 02, and the switch controls the opening and closing of the opening 203. In a case where the recovery part 06 surrounds the outside of the side wall of the filter part 05, the side wall of the recovery part 06 opposite to the first gas inlet 502 is provided with a second gas inlet 602, and a gas inlet duct is inserted through the first gas inlet 502 and the second gas inlet 602 in this order, so that the gas directly enters the filter chamber Q1 from passing through the recovery part 06 along the gas inlet duct; a second suction filter port 601 is further disposed on a side wall of the recovery part 06 opposite to the second air inlet 602, and the second air inlet 602 and the second suction filter port 601 form a second polar suction filter structure. Therefore, the opening 203 at the bottom of the cathode tank 02 is opened by a switch for the first time, and the first-stage suction filtration structure is used for realizing that the first-stage suction filtration accelerates the metal precipitation entering the opening 203 at the bottom of the cathode tank 02 to enter the filter part 05. After the first time has elapsed, the bottom opening 203 of the cathode chamber 02 is closed. Then, the second suction filtering structure is started to perform the second suction filtering, so that the suction filtering strength is increased, the moisture in the metal precipitate on the filtering part 05 further enters the recovery part 06, and the recovery efficiency of the electrolyte is improved.
Here, the recovery part 06 is provided around the outside of the filter part 05. The recovery member 06 may also have an inner cavity Q2 with the filter element 05 located in the upper portion of the cavity Q2 of the recovery member 06. Preferably, the top of the cavity Q2 of the recovery member 06 is open, so that the filter element 05 sinks into the cavity Q2, thereby ensuring the integrity between the filter element 05 and the recovery member 06, and preventing the liquid from the cathode tank 02 from flowing to the outside of the recovery member 06.
A return port 602 for recovering the liquid is also provided at the bottom of the cavity Q2 of the recovery member 06. Preferably, the bottom of the inner cavity Q2 is provided with an inclined surface, and the inclined surface gradually decreases and inclines towards the return port 602, so as to guide the liquid and accelerate the discharge of the liquid.
Although the present invention has been described with reference to the preferred embodiments, which are given by way of illustration only, and not by way of limitation, it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (11)
1. An electrolytic water device comprises an anode tank, a cathode tank and an ion exchange membrane positioned between the anode tank and the cathode tank; characterized in that the cathode channel comprises:
an opening is positioned at the bottom of the cathode slot and used for discharging sediments in the cathode slot;
a filter member disposed below the opening;
and a recovery member disposed outside the filter member and configured to recover the liquid discharged from the filter member.
2. The electrolytic water apparatus according to claim 1, wherein the filter member has a filter chamber having a side wall and a bottom, the bottom of the filter member being provided with a filter mesh; a first air inlet is formed in one side wall of the filtering component, and a first filtering opening is formed in the side wall, opposite to the first air inlet, of the filtering component.
3. The apparatus of claim 1, wherein the recovery member surrounds an exterior of the filter member.
4. The apparatus of claim 3, wherein the recovery member has an internal cavity, and the filter member is located at an upper portion within the internal cavity of the recovery member.
5. The apparatus of claim 4, wherein the top of the inner cavity of the recovery member has an opening such that the filter member is recessed within the inner cavity.
6. The apparatus of claim 4, wherein a return port is provided at a bottom of the inner chamber.
7. The apparatus of claim 4, wherein the bottom of the inner chamber has an inclined surface, and a return port is provided in a side wall of the inner chamber on a side where the inclined surface is gradually lowered.
8. The apparatus of claim 2, wherein the recovery member surrounds an exterior periphery of the side wall of the filter member; a second air inlet is formed in the side wall, opposite to the first air inlet, of the recovery part, and an air inlet pipeline is inserted into the first air inlet and the second air inlet in a penetrating mode in sequence, so that air passes through the recovery part along the air inlet pipeline and directly enters the filter cavity; and a second suction filtration port is also arranged on the side wall of the recovery part opposite to the second air inlet.
9. The apparatus of claim 1, wherein the cathode slot inner wall has a sloped smooth sidewall at its lower portion, the sloped sidewall tapering the cavity downwardly.
10. The apparatus of claim 9, wherein the sloped smooth sidewall is angled more than 45 ° from horizontal.
11. The apparatus of claim 1 or 9, wherein an oscillator is provided on a side wall of the cathode vessel adjacent to the opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921959573.1U CN212050656U (en) | 2019-11-12 | 2019-11-12 | Water electrolysis equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921959573.1U CN212050656U (en) | 2019-11-12 | 2019-11-12 | Water electrolysis equipment |
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| CN212050656U true CN212050656U (en) | 2020-12-01 |
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| CN201921959573.1U Active CN212050656U (en) | 2019-11-12 | 2019-11-12 | Water electrolysis equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110668536A (en) * | 2019-11-12 | 2020-01-10 | 上海莒纳新材料科技有限公司 | Water electrolysis equipment |
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2019
- 2019-11-12 CN CN201921959573.1U patent/CN212050656U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110668536A (en) * | 2019-11-12 | 2020-01-10 | 上海莒纳新材料科技有限公司 | Water electrolysis equipment |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Suzhou Juna New Material Technology Co.,Ltd. Assignor: Shanghai juna New Material Technology Co.,Ltd. Contract record no.: X2023980034440 Denomination of utility model: An electrolytic water equipment Granted publication date: 20201201 License type: Common License Record date: 20230406 |
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| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Chengdu Juna New Materials Technology Co.,Ltd. Assignor: Shanghai juna New Material Technology Co.,Ltd. Contract record no.: X2023980035097 Denomination of utility model: An electrolytic water equipment Granted publication date: 20201201 License type: Common License Record date: 20230426 |