CN218115609U - Electrolytic tank suitable for hydrogen energy battery - Google Patents
Electrolytic tank suitable for hydrogen energy battery Download PDFInfo
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- CN218115609U CN218115609U CN202221920330.9U CN202221920330U CN218115609U CN 218115609 U CN218115609 U CN 218115609U CN 202221920330 U CN202221920330 U CN 202221920330U CN 218115609 U CN218115609 U CN 218115609U
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Abstract
The application discloses electrolysis trough suitable for hydrogen energy battery, including the end plate of intaking, porous anode plate, the ionic membrane, porous cathode plate and fixed end plate, porous anode plate, ionic membrane and porous cathode plate press from both sides in proper order and locate between end plate of intaking and the fixed end plate, the water storage chamber has been seted up to the end plate of intaking, the feed liquor hole and the gas-liquid that intake end plate still seted up and communicate with the water storage chamber are bored, the gas storage chamber has been seted up to the fixed end plate, the hydrogen venthole with gas storage chamber intercommunication is still seted up to the fixed end plate, between ionic membrane and the porous anode plate, all be equipped with the netted energy-absorbing layer of elasticity between ionic membrane and the porous cathode plate, and the ionic membrane, porous anode plate, porous cathode plate all contacts with the netted energy-absorbing layer of elasticity. The utility model provides an elasticity netted energy absorbing layer can absorb the stress that porous anode plate, porous cathode plate and ionic membrane thermal expansion produced, reduces the ionic membrane and receives the stress that comes from porous anode plate and porous cathode plate, and then reduces the loss of ionic membrane, promotes the life-span of ionic membrane.
Description
Technical Field
The application relates to the technical field of hydrogen preparation, in particular to an electrolytic cell suitable for a hydrogen energy battery.
Background
The electrolytic tank consists of a tank body, an anode and a cathode, and most of the electrolytic tank is separated from the anode chamber and the cathode chamber by an ionic membrane. The electrolytic bath is divided into an aqueous solution electrolytic bath, a molten salt electrolytic bath and a non-aqueous solution electrolytic bath according to different electrolyte solutions. When direct current passes through the electrolytic cell, an oxidation reaction occurs at the interface of the anode and the solution, and a reduction reaction occurs at the interface of the cathode and the solution to produce hydrogen and oxygen.
The Chinese utility model discloses a water electrolysis hydrogen-oxygen separation generator (CN 202120765403.0), which comprises a water inlet and storage plate, an anode electrolytic plate, an anode titanium fibrofelt, a membrane electrode, a cathode titanium fibrofelt, a cathode electrolytic plate and a fixing plate; the positive electrode electrolytic plate and the negative electrode electrolytic plate are respectively connected with a direct current power supply; the water inlet and storage plate is provided with a water storage tank, a water inlet and a water outlet for water outlet and oxygen outlet, the water storage tank is respectively communicated with the water outlet and the water inlet, and the water outlet and the water inlet are respectively connected with the water tank; the water storage tank is provided with a first supporting strip; the positive electrode electrolytic plate is provided with water permeable holes, and the first supporting strip abuts against the connecting parts between the adjacent water permeable holes; the fixing plate is provided with an air outlet and a second supporting strip; the negative electrode electrolytic plate is provided with air holes, and the second support strip abuts against the connecting parts between the adjacent air holes. The water electrolysis oxyhydrogen separation generator can avoid the generator to generate high temperature under the work of heavy current, reliably generates hydrogen, thereby ensuring the electrolysis rate and prolonging the service life.
However, the above-mentioned water electrolysis hydrogen-oxygen separation generator has the following disadvantages: the electrolysis trough has work and shuts down two kinds of states, positive pole electrolysis board and negative pole electrolysis board all have the expend with heat and contract with cold of certain degree, can cause the change to the stress that the ionic membrane that presss from both sides and locate between the electrode receives, because the change of stress, can cause the reduction to the life of ionic membrane, the life of ionic membrane has been shortened to a certain extent from this, and the ionic membrane is whole electrolysis trough most central, the most expensive core component, consequently, need a water electrolysis oxyhydrogen separation generator urgently, with effective protection ionic membrane, and then prolong the life of ionic membrane.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present application provides an electrolytic cell suitable for a hydrogen energy battery to improve the lifetime of an ionic membrane.
The application provides an electrolysis trough suitable for hydrogen energy battery, including inlet end plate, porous anode plate, ionic membrane, porous negative plate and fixed end plate, porous anode plate, ionic membrane and porous negative plate seal clamp in proper order are located between inlet end plate and the fixed end plate, porous anode plate and porous negative plate have direct current electrical connection end respectively, the water storage chamber has been seted up towards the terminal surface of porous anode plate to the inlet end plate, inlet end plate deviates from the terminal surface of porous anode plate and sets up feed liquor hole and the gas-liquid that all communicates with the water storage chamber and portal, the gas storage chamber has been seted up towards the terminal surface of porous negative plate to the fixed end plate, the hydrogen venthole that communicates with the gas storage chamber is seted up to the terminal surface that fixed end plate deviates from porous negative plate, all be equipped with the netted energy-absorbing layer of elasticity between ionic membrane and the porous negative plate, and ionic membrane, porous anode plate, porous negative plate all contact with the netted energy-absorbing layer of elasticity.
Optionally, the elastic mesh-shaped energy absorption layer is made of a metal conductive material.
Optionally, the device further comprises an insulating sealing rubber ring which is clamped between the porous cathode plate and the porous anode plate and is tightly sleeved on the peripheries of the ionic membrane and the elastic reticular energy absorption layer, and the porous anode plate, the ionic membrane, the porous cathode plate and the fixed end plate are provided with a plurality of through holes which are used for penetrating through the connecting bolts and are coaxial and have the same diameter.
Optionally, the water storage chamber has seted up first annular step face towards the terminal surface of porous anode plate, the flow distribution plate that is located the water storage intracavity has set firmly on the first annular step face, the flow distribution plate is equipped with a plurality of first location archs towards the terminal surface of porous anode plate, the protruding part through-hole looks joint with porous anode plate in first location.
Optionally, the end face of the water storage cavity facing the porous anode plate is provided with a third annular step face located on the periphery of the first annular step face, and the third annular step face is provided with a first elastic sealing ring elastically abutted to the porous anode plate.
Optionally, a second annular step surface is arranged on the end face, facing the porous cathode plate, of the gas storage cavity, a supporting plate located in the gas storage cavity is fixedly arranged on the second annular step surface, a plurality of second positioning protrusions are arranged on the end face, facing the porous cathode plate, of the supporting plate, and the second positioning protrusions are connected with part of through holes of the porous cathode plate in a clamped mode.
Optionally, the end face, facing the porous cathode plate, of the gas storage cavity is provided with a fourth annular step face located on the periphery of the second annular step face, and a second elastic sealing ring elastically abutted to the porous cathode plate is arranged on the fourth annular step face.
The beneficial effect of this application:
the utility model provides an electrolysis trough suitable for hydrogen energy battery, through between ionic membrane and porous anode plate, all be equipped with the netted energy absorbing layer of elasticity between ionic membrane and the porous cathode plate, the electrolysis trough is in the work and shuts down the switching in-process, porous anode plate, porous cathode plate and ionic membrane can produce expend with heat and contract with cold, because the existence on the netted energy absorbing layer of elasticity, can absorb porous anode plate, the stress that porous cathode plate and ionic membrane expend with heat and produce, it receives the stress from porous anode plate and porous cathode plate to reduce the ionic membrane, and then reduce the loss of ionic membrane, promote the life-span of ionic membrane.
Drawings
Fig. 1 is a schematic perspective view of an electrolytic cell suitable for use in a hydrogen energy cell according to an embodiment of the present disclosure.
FIG. 2 is a schematic view of the internal structure of FIG. 1;
in the drawings:
the device comprises a water inlet end plate 10, a water storage cavity 101, a flow distribution plate 11, a first positioning protrusion 111, a first elastic sealing ring 12, a porous anode plate 20, an ionic membrane 30, a porous cathode plate 40, a fixed end plate 50, a gas storage cavity 501, a supporting plate 51, a second elastic sealing ring 52, an elastic reticular energy absorption layer 60 and an insulating sealing rubber ring 70.
Detailed Description
The technical solutions of the present application are described in detail below with reference to the accompanying drawings and specific embodiments. In which like parts are designated by like reference numerals.
Referring to fig. 1 and 2, the present application discloses an electrolytic cell suitable for a hydrogen energy battery, including a water inlet end plate 10, a porous anode plate 20, an ionic membrane 30, a porous cathode plate 40 and a fixed end plate 50, wherein the porous anode plate 20, the ionic membrane 30 and the porous cathode plate 40 are sequentially and hermetically clamped between the water inlet end plate 10 and the fixed end plate 50, the porous anode plate 20 and the porous cathode plate 40 respectively have a direct current connection end, a water storage cavity 101 is disposed on an end surface of the water inlet end plate 10 facing the porous anode plate 20, a liquid inlet hole and a liquid outlet hole both communicated with the water storage cavity 101 are disposed on an end surface of the water inlet end plate 10 facing away from the porous anode plate 20, the liquid outlet hole is used for discharging prepared oxygen, a gas storage cavity 501 is disposed on an end surface of the fixed end plate 50 facing the porous cathode plate 40, a hydrogen outlet hole communicated with the gas storage cavity 501 is disposed on an end surface of the fixed end plate 50 facing away from the porous cathode plate 40, an elastic mesh energy absorption layer 60 is disposed between the ionic membrane 30 and the porous anode plate 20, and between the ionic membrane 30 and the porous cathode plate 40, and the porous anode plate 40 are all in contact with the elastic energy absorption layer 60.
The utility model provides an electrolysis trough suitable for hydrogen energy battery, through between ionic membrane 30 and porous anode plate 20, all be equipped with elasticity netted energy-absorbing layer 60 between ionic membrane 30 and the porous cathode plate 40, the electrolysis trough is in the work and shut down switching process, porous anode plate 20, porous cathode plate 40 and ionic membrane 30 can produce expend with heat and contract with cold, because the existence of elasticity netted energy-absorbing layer 60, can absorb the stress that porous anode plate 20, porous cathode plate 40 and ionic membrane 30 expend with heat and produce, it receives the stress that comes from porous anode plate 20 and porous cathode plate 40 to reduce ionic membrane 30, and then reduce ionic membrane 30's loss, promote ionic membrane 30's life-span.
In the embodiment of the present application, the elastic mesh energy absorbing layer 60 is made of a metal conductive material, the metal conductive material includes copper and stainless steel, on one hand, the elastic mesh energy absorbing layer 60 made of a metal material can enable the porous anode plate 20 and the porous cathode plate 40 to be tightly attached to the ionic membrane 30 due to the elastic characteristics of the elastic mesh energy absorbing layer, and on the other hand, the elastic mesh energy absorbing layer serves as a conductor to increase the contact area with the electrolyte, thereby improving the electrolysis rate.
In an optional embodiment of the present application, the water inlet end plate 10, the porous anode plate 20, the ionic membrane 30, the porous cathode plate 40, and the fixed end plate 50 have a plurality of through holes for passing bolts and having the same diameter, and the installation positions of the ionic membrane 30 and the elastic mesh-shaped energy absorption layer 60 can be limited by the arrangement of the insulating sealing rubber ring 70, and the insulating sealing rubber ring 70 can serve an insulating purpose.
In an alternative embodiment of the present application, an end surface of the water storage cavity 101 facing the porous anode plate 20 is provided with a first annular step surface, the first annular step surface is fixedly provided with a flow distribution plate 11 located in the water storage cavity 101, an end surface of the flow distribution plate 11 facing the porous anode plate 20 is provided with a plurality of first positioning protrusions 111, and the first positioning protrusions 111 are clamped with part of through holes of the porous anode plate 20.
Specifically, the flow distribution plate 11 is a non-metal plate body with flow guide holes uniformly formed in the plate body, and the flow guide holes can limit the flow path and the distribution area of liquid, so that the liquid diffusion speed is increased, the contact area between the liquid and the porous anode plate 20 and the ionic membrane 30 can be effectively increased, and the first positioning protrusion 111 is arranged to help to position the porous anode plate 20, so that the installation is convenient.
In an alternative embodiment of the present application, the end surface of the water storage cavity 101 facing the porous anode plate 20 is provided with a third annular step surface located at the periphery of the first positioning protrusion 111, the third annular step surface is provided with a first elastic sealing ring 12 elastically abutted to the porous anode plate 20, the sealing performance of the connection surface of the water inlet end plate 10 and the porous anode plate 20 can be increased by providing the first elastic sealing ring 12, and the first elastic sealing ring 12 is preferably a silica gel pad.
In an optional embodiment of the present application, the gas storage cavity 501 has a second annular step surface towards the end surface of the porous cathode plate 40, the second annular step surface is fixedly provided with the supporting plate 51 located in the gas storage cavity 501, the supporting plate 51 is provided with a plurality of second positioning protrusions 501 towards the end surface of the porous cathode plate 40, the second positioning protrusions 501 are clamped with part of through holes of the porous cathode plate 40, the second positioning protrusions 501 are arranged to help to position the porous cathode plate 20, so as to facilitate installation, and meanwhile, the flow guide of hydrogen in the gas storage cavity 501 can be performed, thereby facilitating the continuous and stable output of hydrogen.
In an alternative embodiment of the present application, the end surface of the gas storage cavity 501 facing the porous cathode plate 40 is provided with a fourth annular step surface located at the periphery of the second annular step surface, the fourth annular step surface is provided with a second elastic sealing ring 52 elastically abutted against the porous cathode plate 40, the sealing performance of the connecting surface of the fixed end plate 50 and the porous cathode plate 40 can be increased by providing the second elastic sealing ring 52, and the second elastic sealing ring 52 is preferably a silicone gasket.
The technical solutions of the present application are described in detail with reference to specific embodiments, which are used to help understand the ideas of the present application. The derivation and modification made by the person skilled in the art on the basis of the specific embodiment of the present application also belong to the protection scope of the present application.
Claims (7)
1. The utility model provides an electrolysis trough suitable for hydrogen energy battery, includes into water end plate (10), porous anode plate (20), ionic membrane (30), porous cathode plate (40) and fixed end plate (50), sealed clamp in proper order is located between into water end plate (10) and fixed end plate (50) porous anode plate (20), ionic membrane (30) and porous cathode plate (40), porous anode plate (20) and porous cathode plate (40) have direct current connection terminal respectively, water storage chamber (101) have been seted up towards the terminal surface of porous anode plate (20) in into water end plate (10), the feed liquor hole and the gas-liquid that all communicate with water storage chamber (101) are seted up to the terminal surface that deviates from porous anode plate (20) in into water end plate (10) and are walked through, gas storage chamber (501) have been seted up towards the terminal surface of porous cathode plate (40) in fixed end plate (50), the hydrogen venthole that communicates with gas storage chamber (501) is seted up to the terminal surface that fixed end plate (50) deviate from porous cathode plate (40), its characterized in that:
elastic net-shaped energy absorbing layers (60) are arranged between the ionic membrane (30) and the porous anode plate (20) and between the ionic membrane (30) and the porous cathode plate (40), and the ionic membrane (30), the porous anode plate (20) and the porous cathode plate (40) are in contact with the elastic net-shaped energy absorbing layers (60).
2. An electrolytic cell suitable for a hydrogen energy source battery according to claim 1, characterized in that the elastic net-shaped energy absorbing layer (60) is made of a metal conductive material.
3. The electrolyzer suitable for the hydrogen energy battery according to claim 2, characterized by further comprising an insulating sealing rubber ring (70) which is clamped between the porous cathode plate (40) and the porous anode plate (20) and is tightly sleeved on the peripheries of the ionic membrane (30) and the elastic reticular energy absorption layer (60), wherein the porous anode plate (20), the ionic membrane (30), the porous cathode plate (40) and the fixed end plate (50) are provided with a plurality of through holes which are used for penetrating connecting bolts and have the same diameter and are coaxial.
4. The electrolyzer suitable for the hydrogen energy battery according to claim 1, characterized in that the end face of the water storage cavity (101) facing the porous anode plate (20) is provided with a first annular step surface, the first annular step surface is fixedly provided with a flow distribution plate (11) positioned in the water storage cavity (101), the end face of the flow distribution plate (11) facing the porous anode plate (20) is provided with a plurality of first positioning protrusions (111), and the first positioning protrusions (111) are clamped with part of through holes of the porous anode plate (20).
5. The electrolyzer suitable for the hydrogen energy battery according to claim 4, characterized in that the end face of the water storage cavity (101) facing the porous anode plate (20) is provided with a third annular step surface positioned at the periphery of the first annular step surface, and the third annular step surface is provided with a first elastic sealing ring (12) elastically abutted against the porous anode plate (20).
6. The electrolyzer suitable for the hydrogen energy battery according to claim 1, characterized in that the end surface of the gas storage cavity (501) facing the porous cathode plate (40) is provided with a second annular step surface, a support plate (51) positioned in the gas storage cavity (501) is fixedly arranged on the second annular step surface, the end surface of the support plate (51) facing the porous cathode plate (40) is provided with a plurality of second positioning bulges (511), and the second positioning bulges (511) are clamped with part of through holes of the porous cathode plate (40).
7. An electrolytic cell suitable for a hydrogen energy battery according to claim 6, characterized in that the end surface of the gas storage cavity (501) facing the porous cathode plate (40) is provided with a fourth annular step surface positioned at the periphery of the second annular step surface, and the fourth annular step surface is provided with a second elastic sealing ring (52) elastically abutted against the porous cathode plate (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221920330.9U CN218115609U (en) | 2022-07-25 | 2022-07-25 | Electrolytic tank suitable for hydrogen energy battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221920330.9U CN218115609U (en) | 2022-07-25 | 2022-07-25 | Electrolytic tank suitable for hydrogen energy battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218115609U true CN218115609U (en) | 2022-12-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221920330.9U Active CN218115609U (en) | 2022-07-25 | 2022-07-25 | Electrolytic tank suitable for hydrogen energy battery |
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| Country | Link |
|---|---|
| CN (1) | CN218115609U (en) |
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2022
- 2022-07-25 CN CN202221920330.9U patent/CN218115609U/en active Active
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