CN113737219A - Device for electrolytic hydrogen production and preventing mixing - Google Patents
Device for electrolytic hydrogen production and preventing mixing Download PDFInfo
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- CN113737219A CN113737219A CN202111011179.7A CN202111011179A CN113737219A CN 113737219 A CN113737219 A CN 113737219A CN 202111011179 A CN202111011179 A CN 202111011179A CN 113737219 A CN113737219 A CN 113737219A
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- diaphragm
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 64
- 239000001257 hydrogen Substances 0.000 title claims abstract description 64
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 64
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 47
- 238000006243 chemical reaction Methods 0.000 claims abstract description 52
- 238000005192 partition Methods 0.000 claims abstract description 23
- 239000007788 liquid Substances 0.000 claims description 26
- 238000007789 sealing Methods 0.000 claims description 22
- 239000012528 membrane Substances 0.000 claims description 15
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 14
- 238000005868 electrolysis reaction Methods 0.000 claims description 14
- 239000001301 oxygen Substances 0.000 claims description 14
- 229910052760 oxygen Inorganic materials 0.000 claims description 14
- 238000001179 sorption measurement Methods 0.000 claims description 13
- 239000002699 waste material Substances 0.000 claims description 12
- 238000003860 storage Methods 0.000 claims description 10
- 230000002265 prevention Effects 0.000 claims 7
- 230000037431 insertion Effects 0.000 claims 4
- 238000003780 insertion Methods 0.000 claims 4
- 239000007789 gas Substances 0.000 abstract description 8
- 230000032683 aging Effects 0.000 abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 238000001914 filtration Methods 0.000 description 6
- 239000011521 glass Substances 0.000 description 6
- 239000003513 alkali Substances 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000008234 soft water Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B13/00—Diaphragms; Spacing elements
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/02—Hydrogen or oxygen
- C25B1/04—Hydrogen or oxygen by electrolysis of water
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B13/00—Diaphragms; Spacing elements
- C25B13/02—Diaphragms; Spacing elements characterised by shape or form
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
- C25B9/60—Constructional parts of cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
The invention discloses an anti-mixing device for electrolytic hydrogen production, which relates to the technical field of electrolytic hydrogen production and comprises a bottom plate, wherein a reaction box is fixedly arranged on the bottom plate, two partition plates are arranged in the reaction box, the two partition plates are arranged in parallel, the interior of the reaction box is divided into two negative electrode pools and an anode pool, the anode pool is positioned between the two negative electrode pools, each partition plate is provided with two mounting grooves, a mounting plate is hinged in each mounting groove, a plug board is inserted in the mounting plate, and a diaphragm is fixed on the plug board. When the corresponding diaphragm is replaced, the replacement operation of the diaphragm can be carried out without turning off the hydrogen production machine, so that the replacement of the diaphragm is more convenient and quicker, the condition that gases on two sides are mixed due to the aging of the diaphragm is effectively prevented, and the safety in hydrogen production is improved.
Description
Technical Field
The invention relates to the technical field of electrolytic hydrogen production, in particular to an anti-mixing device for electrolytic hydrogen production.
Background
Hydrogen production by water electrolysis is a convenient method for preparing hydrogen, direct current is introduced into an electrolytic cell filled with electrolyte, and water molecules are subjected to electrochemical reaction on electrodes and are decomposed into hydrogen and oxygen; the diaphragm is a thin film used for separating the positive pole and the negative pole during the electrolytic reaction so as to prevent the direct reaction in the electrolytic cell from losing energy. In the construction of lithium batteries, the separator is one of the key internal components. The performance of the diaphragm determines the interface structure, internal resistance and the like of the battery, the characteristics of the battery such as capacity, circulation, safety performance and the like are directly influenced, and the diaphragm with excellent performance plays an important role in improving the comprehensive performance of the battery; the industrial soft water is made into pure water by a pure water device, and is sent into a raw water tank, and is input into an alkali liquor system by a water supplementing pump to supplement water consumed by electrolysis, the water in an electrolytic tank is decomposed into H2 and O2 under the action of direct current, and the H2 and O2 and the O2 enter a hydrogen and oxygen separation washer in a frame respectively together with circulating electrolyte, then are subjected to gas-liquid separation, washing and cooling, the separated electrolyte and the supplemented pure water are mixed, and then are sent back to the electrolytic tank for circulation by an alkali liquor cooler, an alkali liquor circulating pump and a filter, and are electrolyzed, the cooling water flow of the alkali liquor cooler is adjusted, and the temperature of the returned alkali liquor is controlled to control the working temperature of the electrolytic tank, so that the system is operated safely, and the separated hydrogen is output by an adjusting valve, sent into a hydrogen storage tank, and is buffered and decompressed for users.
However, in the current actual production process, the gas mixing at two sides of the diaphragm caused by diaphragm aging often occurs, but in the reaction of hydrogen production by water electrolysis, the aging of the diaphragm can cause the gas at two ends to be mixed to produce a mixture of hydrogen and oxygen, and the mixed gas is very unsafe and easy to explode; the replacement of diaphragm at present often needs to take the machine apart wholly, peels off the fixed frame of diaphragm that a slice suppression is in the same place, wastes time and energy and installs the difficulty, can greatly influence the work efficiency of hydrogen manufacturing machine again.
Disclosure of Invention
The invention aims to provide a device for preventing mixing in electrolytic hydrogen production, which solves the problems that the diaphragm of the existing hydrogen production machine is aged and is not easy to replace the diaphragm and the gas at two ends is mixed in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
the device for preparing hydrogen by electrolysis and preventing mixing comprises a bottom plate, wherein a reaction box is fixedly arranged on the bottom plate, two partition plates are arranged in the reaction box and are arranged in parallel, the interior of the reaction box is divided into two cathode pools and an anode pool, and the anode pool is positioned between the two cathode pools;
every two mounting grooves have all been seted up on the cut-apart board, every third through-hole has all been seted up on the cut-apart board, two the mounting groove symmetry sets up, and equal articulated mounting panel of installing in every mounting groove, first through-hole has been seted up on the mounting panel, every the mounting panel all with corresponding mounting groove sliding fit, the slot has been seted up on the mounting panel, it has the picture peg to peg graft in the slot, the second through-hole has been seted up on the picture peg, the second through-hole internal fixation has the diaphragm, diaphragm and first through-hole, the coaxial setting of third through-hole.
Preferably, install positive plate and negative plate on the bottom plate, install two negative electrode plate and positive electrode plate in the reaction box, positive electrode plate fixed mounting is in the positive pole pond, two negative electrode plate fixed mounting is respectively in corresponding negative pole pond, the positive plate is connected with positive electrode plate electricity, the negative plate is connected with two equal electricity of negative electrode plate, negative electrode plate length and width all are less than the length and the width of positive electrode plate, the capacity in positive pole pond is greater than the capacity in negative pole pond.
Preferably, reaction box upside fixed mounting has the roof, hydrogen output tube and oxygen output tube are installed to roof one side, hydrogen output tube and oxygen output tube all communicate with corresponding positive pole pond, negative pole pond, four connecting plates, four are installed to the roof upside the connecting plate is located four angle departments of roof respectively, roof upside fixed mounting has the buffer board, a set of buffering hole has been seted up to the buffer board upside.
Preferably, every the equal fixed mounting in mounting panel one side has the adsorption plate, the articulated handle of installing in adsorption plate one side, install the tool to lock on the adsorption plate, install the hasp on the reaction box, the tool to lock is connected with the hasp.
Preferably, every all install two electromagnetism butterfly valves, two on the partition plate electromagnetism butterfly valve is located the both ends of corresponding third through-hole respectively, the equal fixed mounting in mounting panel both sides has first sealing washer, two first sealing washer all sets up with first through-hole is coaxial, the equal fixed mounting in picture peg both sides has the second sealing washer, two the second sealing washer all sets up with the second through-hole is coaxial.
Preferably, every all seted up the opening on the mounting panel, every equal fixed mounting has the buckle on the picture peg, set up two relative finger grooves that set up on the buckle, every the fixed slot has all been seted up in the mounting groove, every all install travel switch in the fixed slot, every travel switch all sets up with corresponding mounting panel cooperation.
Preferably, be equipped with the diaphragm fixed slot in the picture peg, diaphragm fixed slot and the coaxial setting of second through-hole, the diaphragm sets up in the diaphragm fixed slot, the waste liquid chamber has been seted up in the picture peg, through first pipeline intercommunication between waste liquid chamber and the diaphragm fixed slot, install first filter tube on the first pipeline, still be connected with the second pipeline on the waste liquid chamber, the other end and the outside intercommunication of picture peg of second pipeline, install the second filter tube on the second pipeline, the awl is installed to second pipeline one end.
Preferably, every all seted up in the mounting groove and deposit the cistern, every the equal fixed mounting in mounting panel one side has the circular arc board, the circular arc board sets up in corresponding mounting groove, the circular arc board sets up with corresponding liquid groove cooperation of depositing, the fourth through-hole has been seted up on the circular arc board, the equal fixed mounting in both sides of circular arc board has the third sealing washer, two the third sealing washer all sets up with the fourth through-hole is coaxial, fixed mounting has secondary diaphragm in the fourth through-hole.
Preferably, the liquid storage tank is connected with a third pipeline, the third pipeline is vertically arranged, the lower end of the third pipeline is communicated with the bottom of the bottom plate, and the third pipeline is provided with an electromagnetic valve.
Preferably, each of the partition plates is provided with two fifth through holes, and each of the fifth through holes is matched with the corresponding secondary diaphragm.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the mounting plate is pulled out from the corresponding mounting groove, so that the diaphragm can be conveniently replaced, when the mounting plate is pulled out, the travel switch is closed, and the corresponding cathode electrode plate is powered off, so that the corresponding electromagnetic butterfly valve is closed, the connection between the anode pool and the corresponding cathode pool is cut off, and further the hydrogen production reaction between the anode pool and the cathode pool is cut off, but the other cathode pool can still perform the hydrogen production reaction with the anode pool, so that when the corresponding diaphragm is replaced, the replacement operation of the diaphragm can be performed without turning off the hydrogen production machine, the replacement of the diaphragm is more convenient and rapid, the condition of gas mixing on two sides caused by the aging of the diaphragm is effectively prevented, and the safety in hydrogen production is increased.
2. The invention can also enable the hydrogen production device to replace the diaphragm required by the reaction without stopping the hydrogen production reaction by installing the arc plate and the secondary diaphragm, and the secondary diaphragm is gradually communicated with the fifth through hole when the installation plate is gradually drawn out from the installation groove, so that the corresponding negative electrode pool and the positive electrode pool can exchange electrons, thereby preventing the influence on the hydrogen production amount when the diaphragm is replaced, further improving the safety during the hydrogen production on one hand, and effectively preventing the hydrogen production efficiency from being greatly influenced when the diaphragm is replaced on the other hand.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic diagram of the basic structure of the present invention.
Fig. 2 is a sectional view of the partition plate of the present invention.
FIG. 3 is a sectional view of a reaction chamber of the present invention.
Fig. 4 is a schematic diagram of the basic structure of the board of the present invention.
FIG. 5 is a cross-sectional view of FIG. 4 of the present invention.
Fig. 6 is a cross-sectional view of another separator plate of the present invention.
FIG. 7 is another sectional view of the reaction tank of the present invention.
Fig. 8 is a schematic diagram of a position relationship of a fifth through hole according to the present invention.
In the figure: 1. a base plate; 101. a buffer plate; 102. a buffer hole; 103. a connecting plate; 2. a reaction box; 201. a negative electrode pool; 202. a positive electrode pool; 3. a positive plate; 4. a negative plate; 5. mounting a plate; 6. a first through hole; 7. a slot; 8. opening the gap; 9. an adsorption plate; 10. a handle; 11. inserting plates; 1101. a diaphragm fixing groove; 1102. a waste fluid chamber; 1103. a first conduit; 1104. a first filtering pipe; 1105. a second conduit; 1106. a second filtering pipe; 1107. an awl; 12. a second through hole; 13. a diaphragm; 14. a second seal ring; 15. buckling the plate; 16. a finger groove; 1701. a hydrogen gas output pipe; 1702. an oxygen output pipe; 18. dividing the plate; 19. mounting grooves; 20. a first seal ring; 21. a top plate; 22. a third through hole; 23. an electromagnetic butterfly valve; 24. a switch fixing groove; 2401. a negative electrode plate; 2402. a positive electrode plate; 25. a travel switch; 26. a liquid storage tank; 27. a circular arc plate; 28. a fourth via hole; 29. a third seal ring; 210. a secondary membrane; 30. a fifth through hole; 31. a third pipeline; 32. an electromagnetic valve.
The components are standard parts in general or known to those skilled in the art, and their structure and principle are known to those skilled in the art through technical manuals or through routine experimentation.
Example 1
Referring to fig. 1-4, in the embodiment of the present invention, the device for hydrogen production by electrolysis and anti-mixing includes a bottom plate 1, a reaction box 2 is fixedly installed on the bottom plate 1, a glass observation window is installed on one side of the reaction box 2 in an embedded manner, the glass observation window is a conventional glass observation window in the prior art and is not shown in the figure, two partition plates 18 are installed in the reaction box 2, the two partition plates 18 are arranged in parallel and divide the interior of the reaction box 2 into two negative electrode pools 201 and an anode pool 202, and the anode pool 202 is located between the two negative electrode pools 201;
all seted up two on every partition plate 18 and set up mounting groove 19 relatively, mounting groove 19 is fan-shaped, third through hole 22 has all been seted up on every partition plate 18, 19 symmetry settings in two mounting grooves, equal articulated mounting panel 5 of installing in every mounting groove 19, first through-hole 6 has been seted up on mounting panel 5, every mounting panel 5 all with corresponding mounting groove 19 sliding fit, slot 7 has been seted up on mounting panel 5, it has picture peg 11 to peg graft in the 7 interpolation of slot, second through-hole 12 has been seted up on picture peg 11, second through-hole 12 internal fixation has diaphragm 13, diaphragm 13 and first through-hole 6, the coaxial setting of third through hole 22.
Install positive plate 3 and negative plate 4 on the bottom plate 1, install two negative electrode plate 2401 and positive electrode plate 2402 in the reaction box 2, two negative electrode plate 2401 are parallelly connected the number of the negative electrode plate 2401 of convenient control access circuit, positive electrode plate 2402 fixed mounting is in anodal pond 202, two negative electrode plate 2401 respectively fixed mounting at corresponding negative pole pond 201, positive plate 3 is connected with anodal electrode plate 2402 electricity, negative plate 4 is connected with two negative electrode plate 2401 are all electrically connected, negative electrode plate 2401 length and width all are less than the length and the width of anodal electrode plate 2402, the capacity of anodal pond 202 is greater than the capacity of negative pole pond 201.
2 upside fixed mounting of reaction box has roof 21, hydrogen output tube 1701 and oxygen output tube 1702 are installed to roof 21 one side, hydrogen output tube 1701 and oxygen output tube 1702 all with corresponding anodal pond 202, negative pole pond 201 intercommunication, four connecting plates 103 are installed to roof 21 upside, four connecting plates 103 are located four angle departments of roof 21 respectively, roof 21 upside fixed mounting has buffer board 101, a set of buffer hole 102 has been seted up to buffer board 101 upside, it is conventional prior art to collect transmission hydrogen and oxygen, do not explain once more, connecting plate 103 can conveniently be fixed reaction box 2.
The equal fixed mounting in every mounting panel 5 one side has adsorption plate 9, and adsorption plate 9 one side is articulated to be installed handle 10, installs the tool to lock on the adsorption plate 9, installs the hasp on the reaction box 2, and the tool to lock is connected with the hasp, and the prior art that the tool to lock and hasp are conventional is not drawn in the picture.
All install two electromagnetism butterfly valves 23 on every partition plate 18, two electromagnetism butterfly valves 23 are located the both ends of corresponding third through-hole 22 respectively, and the equal fixed mounting in mounting panel 5 both sides has first sealing washer 20, and two first sealing washers 20 all set up with first through-hole 6 is coaxial, and the equal fixed mounting in picture peg 11 both sides has second sealing washer 14, and two second sealing washers 14 all set up with second through-hole 12 is coaxial.
Opening 8 has all been seted up on every mounting panel 5, equal fixed mounting has buckle 15 on every picture peg 11, set up two relative finger groove 16 that set up on the buckle 15, buckle 15 can conveniently take out picture peg 11 in the mounting panel 5 with finger groove 16, switch fixed slot 24 has all been seted up in every mounting groove 19, all install travel switch 25 in every switch fixed slot 24, every travel switch 25 all sets up with corresponding mounting panel 5 cooperation, the corresponding electromagnetism butterfly valve 23 of travel switch 25 electric control, when travel switch 25 is closed, electromagnetism butterfly valve 23 is in the open mode, vice versa.
When the method is used, the membrane 13 required by the reaction can be replaced without stopping the hydrogen production reaction, when in replacement, the corresponding mounting plate 5 is drawn out from the corresponding mounting groove 19, and when the mounting plate 5 is drawn out, the travel switch 25 is closed, the corresponding negative electrode plate 2401 is powered off, so that the corresponding electromagnetic butterfly valve 23 is closed, the connection between the positive electrode pool 202 and the corresponding negative electrode pool 201 is cut off, and then the hydrogen production reaction between the two is cut off, but the other outer cathode cell 201 can still perform the hydrogen production reaction with the anode cell 202, so that when the corresponding diaphragm 13 is replaced, the replacement operation of the diaphragm 13 can be performed without closing the hydrogen production machine, so that the replacement of the diaphragm 13 is more convenient and faster, the condition of gas mixing at two sides caused by aging of the diaphragm 13 is effectively prevented, and the safety during hydrogen production is improved.
Example 2
Referring to fig. 1-8, in the embodiment of the present invention, an apparatus for hydrogen production by electrolysis and anti-mixing includes a bottom plate 1, a reaction chamber 2 is fixedly installed on the bottom plate 1, a glass observation window is installed on one side of the reaction chamber 2, the glass observation window is a conventional glass observation window in the prior art and is not shown in the figure, two partition plates 18 are installed in the reaction chamber 2, the two partition plates 18 are arranged in parallel and divide the interior of the reaction chamber 2 into two negative electrode pools 201 and an anode pool 202, and the anode pool 202 is located between the two negative electrode pools 201;
all seted up two on every partition plate 18 and set up mounting groove 19 relatively, mounting groove 19 is fan-shaped, third through hole 22 has all been seted up on every partition plate 18, 19 symmetry settings in two mounting grooves, equal articulated mounting panel 5 of installing in every mounting groove 19, first through-hole 6 has been seted up on mounting panel 5, every mounting panel 5 all with corresponding mounting groove 19 sliding fit, slot 7 has been seted up on mounting panel 5, it has picture peg 11 to peg graft in the 7 interpolation of slot, second through-hole 12 has been seted up on picture peg 11, second through-hole 12 internal fixation has diaphragm 13, diaphragm 13 and first through-hole 6, the coaxial setting of third through hole 22.
Install positive plate 3 and negative plate 4 on the bottom plate 1, install two negative electrode plate 2401 and positive electrode plate 2402 in the reaction box 2, two negative electrode plate 2401 are parallelly connected the number of the negative electrode plate 2401 of convenient control access circuit, positive electrode plate 2402 fixed mounting is in anodal pond 202, two negative electrode plate 2401 respectively fixed mounting at corresponding negative pole pond 201, positive plate 3 is connected with anodal electrode plate 2402 electricity, negative plate 4 is connected with two negative electrode plate 2401 are all electrically connected, negative electrode plate 2401 length and width all are less than the length and the width of anodal electrode plate 2402, the capacity of anodal pond 202 is greater than the capacity of negative pole pond 201.
2 upside fixed mounting of reaction box has roof 21, hydrogen output tube 1701 and oxygen output tube 1702 are installed to roof 21 one side, hydrogen output tube 1701 and oxygen output tube 1702 all with corresponding anodal pond 202, negative pole pond 201 intercommunication, four connecting plates 103 are installed to roof 21 upside, four connecting plates 103 are located four angle departments of roof 21 respectively, roof 21 upside fixed mounting has buffer board 101, a set of buffer hole 102 has been seted up to buffer board 101 upside, it is conventional prior art to collect transmission hydrogen and oxygen, do not describe here, connecting plate 103 can conveniently be fixed reaction box 2.
The equal fixed mounting in every mounting panel 5 one side has adsorption plate 9, and adsorption plate 9 one side is articulated to be installed handle 10, installs the tool to lock on the adsorption plate 9, installs the hasp on the reaction box 2, and the tool to lock is connected with the hasp, and the prior art that the tool to lock and hasp are conventional is not drawn in the picture.
All install two electromagnetism butterfly valves 23 on every partition plate 18, two electromagnetism butterfly valves 23 are located the both ends of corresponding third through-hole 22 respectively, and the equal fixed mounting in mounting panel 5 both sides has first sealing washer 20, and two first sealing washers 20 all set up with first through-hole 6 is coaxial, and the equal fixed mounting in picture peg 11 both sides has second sealing washer 14, and two second sealing washers 14 all set up with second through-hole 12 is coaxial.
Opening 8 has all been seted up on every mounting panel 5, equal fixed mounting has buckle 15 on every picture peg 11, set up two relative finger groove 16 that set up on the buckle 15, buckle 15 can conveniently take out picture peg 11 in the mounting panel 5 with finger groove 16, switch fixed slot 24 has all been seted up in every mounting groove 19, all install travel switch 25 in every switch fixed slot 24, every travel switch 25 all sets up with corresponding mounting panel 5 cooperation, the corresponding electromagnetism butterfly valve 23 of travel switch 25 electric control, when travel switch 25 is closed, electromagnetism butterfly valve 23 is in the open mode, vice versa.
The membrane fixing groove 1101 is arranged in the inserting plate 11, the membrane fixing groove 1101 and the second through hole 12 are coaxially arranged, the membrane 13 is arranged in the membrane fixing groove 1101, the waste liquid cavity 1102 is formed in the inserting plate 11, the waste liquid cavity 1102 is communicated with the membrane fixing groove 1101 through a first pipeline 1103, a first filtering pipe 1104 is installed on the first pipeline 1103, a second pipeline 1105 is further connected to the waste liquid cavity 1102, the other end of the second pipeline 1105 is communicated with the outside of the inserting plate 11, a second filtering pipe 1106 is installed on the second pipeline 1105, a cone 1107 is installed at one end of the second pipeline 1105, when the inserting plate 11 is taken out, the cone 1107 is pulled down, so that the liquid remained on the membrane 13 flows out of the second pipeline 1105 through the first filtering pipe 1104, the waste liquid cavity 1102 and the second filtering pipe 1106, and the situation inside the membrane 13 and the reaction box can be known deeply through analysis of the filtered liquid.
All seted up in every mounting groove 19 and deposited cistern 26, the equal fixed mounting in every mounting panel 5 one side has circular arc board 27, circular arc board 27 sets up in corresponding mounting groove 19, circular arc board 27 sets up with the corresponding cooperation of depositing cistern 26, has seted up fourth through-hole 28 on the circular arc board 27, the equal fixed mounting in both sides of circular arc board 27 has third sealing washer 29, two third sealing washers 29 all with the coaxial setting of fourth through-hole 28, fixed mounting has secondary diaphragm 210 in the fourth through-hole 28.
Be connected with third pipeline 31 on the liquid storage tank 26, the vertical setting of third pipeline 31, the lower extreme and the bottom plate 1 bottom intercommunication of third pipeline 31, install solenoid valve 32 on the third pipeline 31, two fifth through-holes 30 have all been seted up on every partition plate 18, every fifth through-hole 30 all sets up with corresponding secondary diaphragm 210 cooperation, when secondary diaphragm 210 uses and inserts back again in liquid storage tank 26, can control solenoid valve 32 and open, make the remaining liquid on secondary diaphragm 210 flow out, increase secondary diaphragm 210's life, solenoid valve 32 uses the PLC controller to control, the PLC controller is conventional prior art and has not been drawn in the picture.
When the embodiment is used, the diaphragm 13 required by the reaction can be replaced while the hydrogen production reaction is not stopped, when the replacement is performed, the corresponding mounting plate 5 is pulled out from the corresponding mounting groove 19, the travel switch 25 is closed and the corresponding negative electrode plate 2401 is powered off while the mounting plate 5 is pulled out, so that the corresponding electromagnetic butterfly valve 23 is closed, when the mounting plate 5 is gradually pulled out from the mounting groove 19, the secondary diaphragm 210 is gradually communicated with the fifth through hole 30, so that the electronic exchange can be performed between the corresponding negative electrode tank 201 and the positive electrode tank 202, and the influence on the hydrogen production amount when the diaphragm 13 is replaced is prevented; after the secondary diaphragm 210 is used and inserted back into the liquid storage tank 26 again, the electromagnetic valve 32 can be controlled to be opened, so that the residual liquid on the secondary diaphragm 210 flows out, and the service life of the secondary diaphragm 210 is prolonged.
The working principle of the invention is that when the invention is used, the membrane 13 required by the reaction can be replaced without stopping the hydrogen production reaction, when in replacement, the corresponding mounting plate 5 is drawn out from the corresponding mounting groove 19, and when the mounting plate 5 is drawn out, the travel switch 25 is closed, the corresponding negative electrode plate 2401 is powered off, so that the corresponding electromagnetic butterfly valve 23 is closed, the connection between the positive electrode pool 202 and the corresponding negative electrode pool 201 is cut off, and then the hydrogen production reaction between the two is cut off, but the other outer cathode cell 201 can still perform the hydrogen production reaction with the anode cell 202, so that when the corresponding diaphragm 13 is replaced, the replacement operation of the diaphragm 13 can be carried out without closing the hydrogen production machine, so that the replacement of the diaphragm 13 is more convenient and quicker, the condition that the gases at two sides are mixed due to the aging of the diaphragm 13 is effectively prevented, and the safety in hydrogen production is improved; when the mounting plate 5 is gradually drawn out from the mounting groove 19, the secondary diaphragm 210 is gradually communicated with the fifth through hole 30, so that electrons can be exchanged between the corresponding negative electrode cell 201 and the positive electrode cell 202, and the influence on the hydrogen production amount when the diaphragm 13 is replaced is prevented; after the secondary diaphragm 210 is used and inserted back into the liquid storage tank 26 again, the electromagnetic valve 32 can be controlled to be opened, so that the residual liquid on the secondary diaphragm 210 flows out, and the service life of the secondary diaphragm 210 is prolonged.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (10)
1. The device for preparing hydrogen by electrolysis and preventing mixing is characterized by comprising a bottom plate (1), wherein a reaction box (2) is fixedly arranged on the bottom plate (1), two partition plates (18) are arranged in the reaction box (2), the two partition plates (18) are arranged in parallel and divide the interior of the reaction box (2) into two negative electrode pools (201) and one positive electrode pool (202), and the positive electrode pool (202) is positioned between the two negative electrode pools (201);
every two mounting grooves (19) have all been seted up on partition board (18), every third through-hole (22), two have all been seted up on partition board (18) mounting groove (19) symmetry sets up, and equal articulated mounting panel (5) of installing in every mounting groove (19), first through-hole (6) have been seted up on mounting panel (5), every mounting panel (5) all with corresponding mounting groove (19) sliding fit, slot (7) have been seted up on mounting panel (5), it has picture peg (11) to peg (7) interpolation, second through-hole (12) have been seted up on picture peg (11), second through-hole (12) internal fixation has diaphragm (13), diaphragm (13) and first through-hole (6), third through-hole (22) coaxial setting.
2. The device for hydrogen production through electrolysis and mixing prevention according to claim 1, wherein the bottom plate (1) is provided with a positive plate (3) and a negative plate (4), the reaction box (2) is internally provided with two negative electrode plates (2401) and a positive electrode plate (2402), the positive electrode plate (2402) is fixedly arranged in the positive pool (202), the two negative electrode plates (2401) are respectively and fixedly arranged in the corresponding negative pools (201), the positive plate (3) is electrically connected with the positive electrode plate (2402), the negative plate (4) is electrically connected with the two negative electrode plates (2401), the length and the width of the negative electrode plate (2401) are both smaller than those of the positive electrode plate (2402), and the capacity of the positive pool (202) is larger than that of the negative pool (201).
3. The device for hydrogen production through electrolysis and mixing prevention according to claim 2, characterized in that a top plate (21) is fixedly installed on the upper side of the reaction box (2), a hydrogen output pipe (1701) and an oxygen output pipe (1702) are installed on one side of the top plate (21), the hydrogen output pipe (1701) and the oxygen output pipe (1702) are both communicated with a corresponding positive pool (202) and a corresponding negative pool (201), four connecting plates (103) are installed on the upper side of the top plate (21), the four connecting plates (103) are respectively located at four corners of the top plate (21), a buffer plate (101) is fixedly installed on the upper side of the top plate (21), and a group of buffer holes (102) are formed in the upper side of the buffer plate (101).
4. The device for hydrogen production by electrolysis and mixing prevention according to claim 1, wherein each of the mounting plates (5) is fixedly provided with an adsorption plate (9) on one side, a handle (10) is hinged on one side of the adsorption plate (9), the adsorption plate (9) is provided with a lock, the reaction box (2) is provided with a lock catch, and the lock catch is connected with the lock catch.
5. The device for electrolytic hydrogen production and mixing prevention according to claim 1, wherein each of the partition plates (18) is provided with two electromagnetic butterfly valves (23), two electromagnetic butterfly valves (23) are respectively located at two ends of corresponding third through holes (22), the mounting plate (5) is provided with first sealing rings (20) at two sides, two first sealing rings (20) are coaxially arranged with the first through holes (6), the insertion plate (11) is provided with second sealing rings (14) at two sides, and two second sealing rings (14) are coaxially arranged with the second through holes (12).
6. The device for hydrogen production by electrolysis and mixing prevention according to claim 1, characterized in that each mounting plate (5) is provided with a notch (8), each inserting plate (11) is fixedly provided with a buckle plate (15), the buckle plate (15) is provided with two finger grooves (16) which are oppositely arranged, each mounting groove (19) is internally provided with a switch fixing groove (24), each switch fixing groove (24) is internally provided with a travel switch (25), and each travel switch (25) is matched with the corresponding mounting plate (5).
7. The device for hydrogen production by electrolysis and mixing prevention according to claim 1, wherein a membrane fixing groove (1101) is arranged in the insertion plate (11), the membrane fixing groove (1101) and the second through hole (12) are coaxially arranged, the membrane (13) is arranged in the membrane fixing groove (1101), a waste liquid chamber (1102) is formed in the insertion plate (11), the waste liquid chamber (1102) is communicated with the membrane fixing groove (1101) through a first pipeline (1103), a first filter pipe (1104) is arranged on the first pipeline (1103), a second pipeline (1105) is further connected to the waste liquid chamber (1102), the other end of the second pipeline (1105) is communicated with the outside of the insertion plate (11), a second filter pipe (1106) is arranged on the second pipeline (1107), and a cone (1107) is arranged at one end of the second pipeline (1105).
8. The device for preventing mixing of electrolytic hydrogen production according to claim 1, characterized in that a liquid storage tank (26) is arranged in each mounting groove (19), an arc plate (27) is fixedly mounted on one side of each mounting plate (5), the arc plates (27) are arranged in the corresponding mounting grooves (19), the arc plates (27) are arranged in cooperation with the corresponding liquid storage tanks (26), a fourth through hole (28) is arranged on each arc plate (27), third sealing rings (29) are fixedly mounted on two sides of each arc plate (27), the third sealing rings (29) are coaxially arranged with the fourth through hole (28), and a secondary diaphragm (210) is fixedly mounted in the fourth through hole (28).
9. The device for hydrogen production through electrolysis and mixing prevention according to claim 8, characterized in that a third pipeline (31) is connected to the liquid storage tank (26), the third pipeline (31) is vertically arranged, the lower end of the third pipeline (31) is communicated with the bottom of the bottom plate (1), and an electromagnetic valve (32) is installed on the third pipeline (31).
10. The device for hydrogen production by electrolysis and preventing mixing according to claim 8, characterized in that each of the dividing plates (18) is provided with two fifth through holes (30), and each of the fifth through holes (30) is matched with a corresponding secondary diaphragm (210).
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| CN202111011179.7A CN113737219A (en) | 2021-08-31 | 2021-08-31 | Device for electrolytic hydrogen production and preventing mixing |
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