CN205429073U - Electronic pump body of mellow wine hydrogen - Google Patents
Electronic pump body of mellow wine hydrogen Download PDFInfo
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- CN205429073U CN205429073U CN201520789595.3U CN201520789595U CN205429073U CN 205429073 U CN205429073 U CN 205429073U CN 201520789595 U CN201520789595 U CN 201520789595U CN 205429073 U CN205429073 U CN 205429073U
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- 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
- Y02E60/50—Fuel cells
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Abstract
The utility model discloses an electronic pump body of mellow wine hydrogen, the electronic pump body includes: pump body, methyl alcohol hydrogen production system, hydrogen generates electricity system, motor, methyl alcohol hydrogen production system, hydrogen generates electricity system, motor, pump body connect gradually, methyl alcohol hydrogen production system utilizes methanol steam reforming preparation hydrogen, and hydrogen obtains the hydrogen of high -purity through the membrane separation device who plates palladium -silver, and the hydrogen that acquires passes through the electricity generation of hydrogen generates electricity system, the electric energy power machine who sends operation to drive the work of pump body. The utility model provides an electronic pump body of mellow wine hydrogen, usable methyl alcohol be as the energy of the pump body, can be used for the pump body not have the place of alternating current.
Description
Technical field
This utility model belongs to electrical equipment technical field, relates to a kind of electric water pump, particularly relates to a kind of electronic pump housing of alcohol hydrogen.
Background technology
Water pump is conveying liquid or the machinery making fluid pressurization.It sends mechanical energy or other external energies of prime mover to liquid, liquid energy is made to increase, it is mainly used to carry liquid and includes water, oil, acid & alkali liquid, emulsion, suspended emulsion and liquid metal etc., it is possible to conveying liquid, admixture of gas and the liquid containing suspended solids.
Existing water pump needs to plug alternating current and could work.And under many circumstances, it is desirable to could be used that in the wild water pump.Existing water pump cannot complete this work.
In view of this, nowadays in the urgent need to designing a kind of new water pump, in order to overcome the drawbacks described above that existing water pump exists.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of electronic pump housing of alcohol hydrogen, available hydrogen from methyl alcohol generating as the energy of the pump housing, the pump housing can be used for the place not having alternating current.
For solving above-mentioned technical problem, this utility model adopts the following technical scheme that
A kind of electronic pump housing of alcohol hydrogen, the described electronic pump housing includes: pump body, hydrogen production by methanol system, hydrogen gas generating system, motor, and hydrogen production by methanol system, hydrogen gas generating system, motor, pump body are sequentially connected with；Pump body includes motor unit, pump unit, housing unit, cap unit；Motor unit includes stator, rotor core and axle；Pump unit includes inner rotator and external rotor, and inner rotator is attached in axle and inner rotator be formed with outer projection, and external rotor is arranged on outside inner rotator and has internal protrusion, and internal protrusion is formed as engaging with outer projection；Housing unit includes motor shell and pump case, and pump case is connected in motor shell and pump case be formed with pump receiving portion, is inserted with pump unit in pump receiving portion；
Described hydrogen production by methanol system includes that hydrogen manufacturing subsystem, air pressure adjustment subsystem, Collection utilization subsystem, hydrogen manufacturing subsystem, air pressure adjustment subsystem, hydrogen gas generating system, Collection utilization subsystem are sequentially connected with；
Described hydrogen manufacturing subsystem utilizes methanol-water to prepare hydrogen, and described hydrogen manufacturing subsystem includes that solid hydrogen stores container, liquid container, raw material conveying device, device for rapidly starting, hydrogen producer, membrane separation device；
Described hydrogen producer includes heat exchanger, vaporizer, reformer chamber；Membrane separation device is arranged in separation chamber, and separation chamber is arranged at the inside of reformer chamber；Described solid hydrogen stores container, liquid container is connected with hydrogen producer respectively；Liquid container stores the first alcohol and water of liquid；
Described device for rapidly starting provides for hydrogen producer and starts the energy；Described device for rapidly starting includes the first starter, the second starter；Described first starter includes the first heating arrangements, the first gasification pipe, and the internal diameter of the first gasification pipe is 1～2mm, and the first gasification pipe is closely wound on the first heating arrangements；One end of described first gasification pipe connects liquid container, is sent in the first gasification pipe by methanol by raw material conveying device；The other end of the first gasification pipe exports vaporized methanol, then by ignition mechanism ignition；Or, the other end of the first gasification pipe exports vaporized methanol, and the methanol temperature of output reaches self-ignition point, methanol directly spontaneous combustion after the first gasification pipe output；Described second starter includes the second gasification pipe, the main body of the second gasification pipe is arranged at described reformer chamber, first gasification pipe is or/and the methanol of the second gasification pipe output is to heat the second gasification pipe, by the methanol gasifying in the second gasification pipe while reformer chamber heats；Described reformer chamber inwall is provided with and adds pipe line, is placed with catalyst in adding pipe line；Described device for rapidly starting by heating described in add pipe line attach most importance to whole room heat；After described hydrogen generating system starts, the hydrogen that hydrogen generating system is prepared by hydrogen producer provides the energy needed for running；
The initial start energy of described device for rapidly starting is that some solar energys start module, and solar energy starts solar panel that module includes being sequentially connected with, solar energy-electric energy change-over circuit, solaode；Solar energy starts module provides electric energy for the first heating arrangements；Or, the initial start energy of described device for rapidly starting is manual generator, and the electric energy sent is stored in battery by manual generator；
Described catalyst includes the oxide of Pt, the oxide of Pd, the oxide of Cu, the oxide of Fe, the oxide of Zn, rare-earth oxide, transition metal oxide；Wherein, precious metals pt content accounts for the 0.6%～1.8% of catalyst gross mass, Pd content accounts for the 1.1%～4% of catalyst gross mass, the oxide of Cu accounts for the 6%～12% of catalyst gross mass, the oxide of Fe accounts for the 3%～8% of catalyst gross mass, the oxide of Zn accounts for the 8%～20% of catalyst gross mass, and rare-earth oxide accounts for the 6%～40% of catalyst gross mass, and remaining is transition metal oxide；
Or, described catalyst is copper-based catalysts, including material and mass fraction thereof is: the Al of ZrO, 55-80 part of ZnO, 0.5-3 part of the CuO of 3-17 part, 3-18 part2O3, the CeO of 1-3 part2, the La of 1-3 part2O3；
Described solid hydrogen stores and stores solid hydrogen in container, when hydrogen generating system starts, by gasification module, solid hydrogen is converted to gaseous hydrogen, and gaseous hydrogen passes through combustion heat release, provides for hydrogen producer and starts heat energy, as the startup energy of hydrogen producer；
First alcohol and water in described liquid container is delivered to heat exchanger heat exchange by raw material conveying device, enters vaporizer gasification after heat exchange；Methanol vapor and steam after gasification enter reformer chamber, and it is 300 DEG C～420 DEG C that reformer chamber is provided with catalyst, reformer chamber bottom and middle portion temperature；The temperature on described reformer chamber top is 400 DEG C～570 DEG C；Reformer chamber is connected by connecting line with separation chamber, the top being completely or partially arranged at reformer chamber of connecting line, can continue the heating gas from reformer chamber output by the high temperature on reformer chamber top；Described connecting line is as the buffering between reformer chamber and separation chamber so that identical or close with the temperature of separation chamber from the temperature of the gas of reformer chamber output；Temperature in described separation chamber is set as 350 DEG C～570 DEG C；It is provided with membrane separation device in separation chamber, obtains hydrogen from the aerogenesis end of membrane separation device；
Described raw material conveying device provides power, by the feedstock transportation in liquid container to hydrogen producer；Described raw material conveying device provides the pressure of 0.15～5MPa to raw material so that the hydrogen that hydrogen producer prepares has enough pressure；
After described hydrogen producer starts hydrogen manufacturing, the hydrogen partial that hydrogen producer prepares is or/and residual air maintains hydrogen producer to run by burning；
The hydrogen that described hydrogen producer prepares is delivered to membrane separation device and separates, for separating the difference of the inside and outside pressure of the membrane separation device of hydrogen more than or equal to 0.7MPa；Described membrane separation device is the membrane separation device at porous ceramic surface Vacuum Deposition palladium-silver, and film plating layer is palladium-silver, and the mass percent palladium of palladium-silver accounts for 75%～78%, and silver accounts for 22%～25%；
Prepared hydrogen is passed through transfer conduit real-time Transmission to hydrogen gas generating system by described hydrogen manufacturing subsystem；Described transfer conduit is provided with air pressure adjustment subsystem, for adjusting the air pressure in transfer conduit；Described hydrogen gas generating system utilizes the hydrogen gas generation that hydrogen manufacturing subsystem prepares；
Described air pressure adjustment subsystem includes microprocessor, gas pressure sensor, valve positioner, air outlet valve, outlet pipe；Described gas pressure sensor is arranged in transfer conduit, in order to sense the barometric information in transfer conduit, and sends the barometric information of sensing to microprocessor；This barometric information received from gas pressure sensor is compared by described microprocessor with setting threshold interval；When the pressure data received is higher than the maximum setting threshold interval, microprocessor control valve door controller is opened air outlet valve and is set the time, air pressure in transfer conduit is made to be in set point, one end of outlet pipe connects air outlet valve simultaneously, the other end connects described hydrogen manufacturing subsystem, is heated by the firing equipment that needs that burning is hydrogen manufacturing subsystem；When the pressure data received controls described hydrogen manufacturing subsystem accelerate the transporting velocity of raw material less than the minima of setting threshold interval, microprocessor；
Described Collection utilization subsystem connects the Vent passageway of hydrogen gas generating system, hydrogen, oxygen gas and water is collected respectively from expellant gas, utilize the hydrogen collected, oxygen for hydrogen manufacturing subsystem or/and hydrogen gas generating system, the water collected is as the raw material of hydrogen manufacturing subsystem, thus recycles；
Described Collection utilization subsystem includes hydrogen/oxygen separator, hydrogen water separator, hydrogen check-valves, oxygen water separator, oxygen check valve, by hydrogen and oxygen separation, is separated from water by hydrogen the most respectively, oxygen is separated from water；
Described hydrogen producer also includes that electric energy estimation block, hydrogen prepare detection module, electric energy memory module；The electric energy that when whether the electric energy that described electric energy estimation block sends in real time in order to estimate hydrogen gas generation device can meet reformation, separation, needs consume；If it is satisfied, then closedown device for rapidly starting；
It is the most stable that hydrogen prepares the hydrogen that detection module prepared in real time for detecting hydrogen producer；If hydrogen prepared by hydrogen producer is unstable, then controls device for rapidly starting and be again started up, and the electric energy part obtained is stored in electric energy memory module, use when electric energy is not enough to the consumption providing hydrogen producer；
Described hydrogen gas generating system is fuel cell system, and fuel cell system includes: gas supply device, pile；The gas of described gas supply device utilization compression is as power, in automatic transport to pile；Described pile includes that some sub-fuel cell modules, each sub-fuel cell module include at least one super capacitor；
Described fuel cell system also includes air intake conduit, outlet pipe；The gas of described compression is mainly oxygen；Air enters pile with oxygen after mixing container mixing；
Described fuel cell system also includes gas regulating system；Described gas regulating system includes that valve regulated controls device, and oxygen content sensor is or/and compressed gas compression ratio sensor；
Described oxygen content sensor is in order to sense the air of mixing and the content of oxygen in oxygen in mixing container, and sends the data sensed to valve regulated control device；
Described compressed gas compression ratio sensor is in order to sense the compression ratio of compressed oxygen, and sends the data sensed to valve regulated control device；
Described valve regulated controls device according to oxygen content sensor or/and sensing result regulation oxygen delivery valve door, the air entrainment valve door of compressed gas compression ratio sensor, controls compressed oxygen, the conveying ratio of air；Mixed gas is pushed to pile reaction by the power that compressed oxygen produces after entering mixing container；
Described fuel cell system also includes humidification system, and humidification system includes that humidity exchanging container, humidity exchange pipeline, and humidity exchange pipeline is a part for air intake conduit；After described reaction, gas outlet pipe is delivered to humidity exchanging container,
The material of described humidity exchange pipeline is the most permeable airtight so that after reaction, gas and natural air carry out humidity exchange, and cannot circulate between gas.
A kind of electronic pump housing of alcohol hydrogen, the described electronic pump housing includes: pump body, hydrogen production by methanol system, hydrogen gas generating system, motor, and hydrogen production by methanol system, hydrogen gas generating system, motor, pump body are sequentially connected with；Described hydrogen production by methanol system includes that hydrogen manufacturing subsystem, described hydrogen manufacturing subsystem include hydrogen producer, membrane separation device；Described hydrogen producer includes heat exchanger, vaporizer, reformer chamber；Membrane separation device is arranged in separation chamber.
Described hydrogen production by methanol system utilizes preparing hydrogen by reforming methanol-water steam, hydrogen obtains highly purified hydrogen by being coated with the membrane separation device of palladium-silver, the hydrogen obtained is generated electricity by hydrogen gas generating system, and the electric energy power supply machine sent runs, thus drives this body running of pump.
As a kind of preferred version of the present utility model, described hydrogen production by methanol system includes that hydrogen manufacturing subsystem, air pressure adjustment subsystem, Collection utilization subsystem, hydrogen manufacturing subsystem, air pressure adjustment subsystem, hydrogen gas generating system, Collection utilization subsystem are sequentially connected with；
Described hydrogen manufacturing subsystem utilizes methanol-water to prepare hydrogen, and described hydrogen manufacturing subsystem includes that solid hydrogen stores container, liquid container, raw material conveying device, device for rapidly starting, hydrogen producer, membrane separation device；
Described hydrogen producer includes heat exchanger, vaporizer, reformer chamber；Membrane separation device is arranged in separation chamber, and separation chamber is arranged at the inside of reformer chamber；Described solid hydrogen stores container, liquid container is connected with hydrogen producer respectively；Liquid container stores the first alcohol and water of liquid；
Described device for rapidly starting provides for hydrogen producer and starts the energy；Described device for rapidly starting includes the first starter, the second starter；Described first starter includes the first heating arrangements, the first gasification pipe, and the internal diameter of the first gasification pipe is 1～2mm, and the first gasification pipe is closely wound on the first heating arrangements；One end of described first gasification pipe connects liquid container, is sent in the first gasification pipe by methanol by raw material conveying device；The other end of the first gasification pipe exports vaporized methanol, then by ignition mechanism ignition；Or, the other end of the first gasification pipe exports vaporized methanol, and the methanol temperature of output reaches self-ignition point, methanol directly spontaneous combustion after the first gasification pipe output；Described second starter includes the second gasification pipe, the main body of the second gasification pipe is arranged at described reformer chamber, first gasification pipe is or/and the methanol of the second gasification pipe output is to heat the second gasification pipe, by the methanol gasifying in the second gasification pipe while reformer chamber heats；Described reformer chamber inwall is provided with and adds pipe line, is placed with catalyst in adding pipe line；Described device for rapidly starting by heating described in add pipe line attach most importance to whole room heat；After described hydrogen generating system starts, the hydrogen that hydrogen generating system is prepared by hydrogen producer provides the energy needed for running；
Described solid hydrogen stores and stores solid hydrogen in container, when hydrogen generating system starts, by gasification module, solid hydrogen is converted to gaseous hydrogen, and gaseous hydrogen passes through combustion heat release, provides for hydrogen producer and starts heat energy, as the startup energy of hydrogen producer；
First alcohol and water in described liquid container is delivered to heat exchanger heat exchange by raw material conveying device, enters vaporizer gasification after heat exchange；Methanol vapor and steam after gasification enter reformer chamber, and it is 300 DEG C～420 DEG C that reformer chamber is provided with catalyst, reformer chamber bottom and middle portion temperature；The temperature on described reformer chamber top is 400 DEG C～570 DEG C；Reformer chamber is connected by connecting line with separation chamber, the top being completely or partially arranged at reformer chamber of connecting line, can continue the heating gas from reformer chamber output by the high temperature on reformer chamber top；Described connecting line is as the buffering between reformer chamber and separation chamber so that identical or close with the temperature of separation chamber from the temperature of the gas of reformer chamber output；Temperature in described separation chamber is set as 350 DEG C～570 DEG C；It is provided with membrane separation device in separation chamber, obtains hydrogen from the aerogenesis end of membrane separation device；
Described raw material conveying device provides power, by the feedstock transportation in liquid container to hydrogen producer；Described raw material conveying device provides the pressure of 0.15～5MPa to raw material so that the hydrogen that hydrogen producer prepares has enough pressure；
After described hydrogen producer starts hydrogen manufacturing, the hydrogen partial that hydrogen producer prepares is or/and residual air maintains hydrogen producer to run by burning；
The hydrogen that described hydrogen producer prepares is delivered to membrane separation device and separates, for separating the difference of the inside and outside pressure of the membrane separation device of hydrogen more than or equal to 0.7MPa；Described membrane separation device is the membrane separation device at porous ceramic surface Vacuum Deposition palladium-silver, and film plating layer is palladium-silver, and the mass percent palladium of palladium-silver accounts for 75%～78%, and silver accounts for 22%～25%；
Prepared hydrogen is passed through transfer conduit real-time Transmission to hydrogen gas generating system by described hydrogen manufacturing subsystem；Described transfer conduit is provided with air pressure adjustment subsystem, for adjusting the air pressure in transfer conduit；Described hydrogen gas generating system utilizes the hydrogen gas generation that hydrogen manufacturing subsystem prepares；
Described air pressure adjustment subsystem includes microprocessor, gas pressure sensor, valve positioner, air outlet valve, outlet pipe；Described gas pressure sensor is arranged in transfer conduit, in order to sense the barometric information in transfer conduit, and sends the barometric information of sensing to microprocessor；This barometric information received from gas pressure sensor is compared by described microprocessor with setting threshold interval；When the pressure data received is higher than the maximum setting threshold interval, microprocessor control valve door controller is opened air outlet valve and is set the time, air pressure in transfer conduit is made to be in set point, one end of outlet pipe connects air outlet valve simultaneously, the other end connects described hydrogen manufacturing subsystem, is heated by the firing equipment that needs that burning is hydrogen manufacturing subsystem；When the pressure data received controls described hydrogen manufacturing subsystem accelerate the transporting velocity of raw material less than the minima of setting threshold interval, microprocessor；
Described Collection utilization subsystem connects the Vent passageway of hydrogen gas generating system, hydrogen, oxygen gas and water is collected respectively from expellant gas, utilize the hydrogen collected, oxygen for hydrogen manufacturing subsystem or/and hydrogen gas generating system, the water collected is as the raw material of hydrogen manufacturing subsystem, thus recycles；
Described Collection utilization subsystem includes hydrogen/oxygen separator, hydrogen water separator, hydrogen check-valves, oxygen water separator, oxygen check valve, by hydrogen and oxygen separation, is separated from water by hydrogen the most respectively, oxygen is separated from water.
As a kind of preferred version of the present utility model, the initial start energy of described device for rapidly starting is that some solar energys start module, and solar energy starts solar panel that module includes being sequentially connected with, solar energy-electric energy change-over circuit, solaode；Solar energy starts module provides electric energy for the first heating arrangements；Or, the initial start energy of described device for rapidly starting is manual generator, and the electric energy sent is stored in battery by manual generator.
As a kind of preferred version of the present utility model, described catalyst includes the oxide of Pt, the oxide of Pd, the oxide of Cu, the oxide of Fe, the oxide of Zn, rare-earth oxide, transition metal oxide；
Wherein, precious metals pt content accounts for the 0.6%～1.8% of catalyst gross mass, Pd content accounts for the 1.1%～4% of catalyst gross mass, the oxide of Cu accounts for the 6%～12% of catalyst gross mass, the oxide of Fe accounts for the 3%～8% of catalyst gross mass, the oxide of Zn accounts for the 8%～20% of catalyst gross mass, and rare-earth oxide accounts for the 6%～40% of catalyst gross mass, and remaining is transition metal oxide.
As a kind of preferred version of the present utility model, described catalyst is copper-based catalysts, including material and mass fraction thereof is: the Al of ZrO, 45-95 part of ZnO, 0.1-5 part of the CuO of 2-20 part, 2-20 part2O3, the CeO of 0-5 part2, the La of 0-5 part2O3。
As a kind of preferred version of the present utility model, described hydrogen gas generating system includes that fuel cell, fuel cell include that some sub-fuel cell modules, each sub-fuel cell module include at least one super capacitor.
As a kind of preferred version of the present utility model, described hydrogen gas generating system is fuel cell system, and fuel cell system includes: gas supply device, pile；The gas of described gas supply device utilization compression is as power, in automatic transport to pile；Described pile includes that some sub-fuel cell modules, each sub-fuel cell module include at least one super capacitor；
Described fuel cell system also includes air intake conduit, outlet pipe；The gas of described compression is mainly oxygen；Air enters pile with oxygen after mixing container mixing.
As a kind of preferred version of the present utility model, described fuel cell system also includes gas regulating system；Described gas regulating system includes that valve regulated controls device, and oxygen content sensor is or/and compressed gas compression ratio sensor；
Described oxygen content sensor is in order to sense the air of mixing and the content of oxygen in oxygen in mixing container, and sends the data sensed to valve regulated control device；
Described compressed gas compression ratio sensor is in order to sense the compression ratio of compressed oxygen, and sends the data sensed to valve regulated control device；
Described valve regulated controls device according to oxygen content sensor or/and sensing result regulation oxygen delivery valve door, the air entrainment valve door of compressed gas compression ratio sensor, controls compressed oxygen, the conveying ratio of air；Mixed gas is pushed to pile reaction by the power that compressed oxygen produces after entering mixing container.
As a kind of preferred version of the present utility model, described fuel cell system also includes humidification system, and humidification system includes that humidity exchanging container, humidity exchange pipeline, and humidity exchange pipeline is a part for air intake conduit；After described reaction, gas outlet pipe is delivered to humidity exchanging container,
The material of described humidity exchange pipeline is the most permeable airtight so that after reaction, gas and natural air carry out humidity exchange, and cannot circulate between gas.
The beneficial effects of the utility model are: the electronic pump housing of alcohol hydrogen that the utility model proposes, and the pump housing, as the energy of the pump housing, can be used for the place not having alternating current by available hydrogen from methyl alcohol generating.
Accompanying drawing explanation
Fig. 1 is the composition schematic diagram of this utility model electronic pump housing of alcohol hydrogen.
Fig. 2 is the composition schematic diagram of hydrogen production by methanol system in this utility model system.
Fig. 3 is the structural representation of device for rapidly starting in hydrogen producer
Fig. 4 is hydrogen producer and the structural representation adding pipe line thereof.
Fig. 5 is the composition schematic diagram of the hydrogen producer being provided with relief valve.
Fig. 6 is the schematic diagram under the another kind of state of the hydrogen producer being provided with relief valve.
Fig. 7 is the composition schematic diagram of fuel cell system in this utility model system.
Detailed description of the invention
Describe preferred embodiment of the present utility model below in conjunction with the accompanying drawings in detail.
Embodiment one
Referring to Fig. 1, this utility model discloses a kind of electronic pump housing of alcohol hydrogen, and the described electronic pump housing includes: pump body, hydrogen production by methanol system, hydrogen gas generating system, motor；Hydrogen production by methanol system, hydrogen gas generating system, motor are sequentially connected with.Described hydrogen production by methanol system utilizes preparing hydrogen by reforming methanol-water steam, hydrogen obtains highly purified hydrogen by being coated with the membrane separation device of palladium-silver, the hydrogen obtained is generated electricity by hydrogen gas generating system, and the electric energy power supply machine sent runs, thus drives this body running of pump.Preferably, the water that hydrogen gas generating system generates also is delivered to the water output port of pump body.
In the present embodiment, referring to Fig. 2, hydrogen production by methanol system is small portable hydrogen producer, including: liquid container 10, raw material conveying device 50, device for rapidly starting 40, device for producing hydrogen 20, membrane separation device 30, hydrogen delivery tube road 60.
As it is shown on figure 3, described device for rapidly starting 40 includes housing 41, heating arrangements 42, gasification pipe 43, the internal diameter of gasification pipe 43 is 1～2mm, and gasification pipe 43 is wound on heating arrangements 42；Described heating arrangements can be electrically heated rod, utilizes alternating current or accumulator, aneroid battery.
One end of described gasification pipe 43 connects liquid container 10, is sent into by methanol in gasification pipe 43；The other end of gasification pipe 43 exports vaporized methanol, then by ignition mechanism ignition；Or, the other end of gasification pipe 43 exports vaporized methanol, and the methanol temperature of output reaches self-ignition point, and methanol is directly spontaneous combustion after gasification pipe 43 exports；Described device for rapidly starting 40 is that device for producing hydrogen (the most whole hydrogen producer) provides the startup energy.
Referring to Fig. 4, in order to improve the firing rate of device for producing hydrogen, the reformer chamber inwall at described device for producing hydrogen 20 is provided with and adds pipe line 21, is placed with catalyst (as can be by heating and temperature control at 380 DEG C～480 DEG C) in adding pipe line 21；Described device for rapidly starting 40 heats for reformer chamber by adding pipe line 21 described in heating, can improve the efficiency of heating surface.
As shown in Figure 2, device for producing hydrogen 20 can also arrange the second starter 70, described second starter 70 includes that the second gasification pipe, the main body of the second gasification pipe are arranged at reformer chamber, and the second gasification pipe is reformer chamber heating (can also heat for other unit of hydrogen producer).First gasification pipe is or/and the methanol of the second gasification pipe output is to heat the second gasification pipe, by the methanol gasifying in the second gasification pipe while reformer chamber heats.After the second starter can persistently prepare the methanol of gasification, set the time, above-mentioned device for rapidly starting can be closed, thus reduce the dependence to extra powers such as electric energy further.
In addition, described device for producing hydrogen 20 includes heat exchanger, vaporizer, reformer chamber；Membrane separation device is arranged in separation chamber, and separation chamber is arranged at the top of reformer chamber.Described liquid container is connected with device for producing hydrogen；Liquid container stores the first alcohol and water of liquid.
First alcohol and water in described liquid container is delivered to heat exchanger heat exchange by raw material conveying device, enters vaporizer gasification after heat exchange；Methanol vapor and steam after gasification enter reformer chamber, and it is 300 DEG C～420 DEG C that reformer chamber is provided with catalyst, reformer chamber bottom and middle portion temperature.The temperature on described reformer chamber top is 400 DEG C～570 DEG C；Reformer chamber is connected by connecting line with separation chamber, the top being completely or partially arranged at reformer chamber of connecting line, can continue the heating gas from reformer chamber output by the high temperature on reformer chamber top；Described connecting line is as the buffering between reformer chamber and separation chamber so that identical or close with the temperature of separation chamber from the temperature of the gas of reformer chamber output.Temperature in described separation chamber is set as 350 DEG C～570 DEG C；It is provided with membrane separation device in separation chamber, obtains hydrogen from the aerogenesis end of membrane separation device.By above-mentioned improvement, the low temperature requirements of reformer chamber catalyst, and the high temperature requirement of separation chamber can be ensured respectively, and then improve hydrogen preparation efficiency；Meanwhile, preheating method of the present utility model (separation chamber is arranged at the top of reformer chamber) is the most convenient.
Described catalyst includes the oxide of Pt, the oxide of Pd, the oxide of Cu, the oxide of Fe, the oxide of Zn, rare-earth oxide, transition metal oxide；Wherein, precious metals pt content accounts for the 0.6%～1.8% of catalyst gross mass, Pd content accounts for the 1.1%～4% of catalyst gross mass, the oxide of Cu accounts for the 6%～12% of catalyst gross mass, the oxide of Fe accounts for the 3%～8% of catalyst gross mass, the oxide of Zn accounts for the 8%～20% of catalyst gross mass, and rare-earth oxide accounts for the 6%～40% of catalyst gross mass, and remaining is transition metal oxide；
Or, described catalyst is copper-based catalysts, including material and mass fraction thereof is: the Al of ZrO, 55-80 part of ZnO, 0.5-3 part of the CuO of 3-17 part, 3-18 part2O3, the CeO of 1-3 part2, the La of 1-3 part2O3。
Additionally, described raw material conveying device provides power, by the feedstock transportation in liquid container to device for producing hydrogen；Described raw material conveying device provides the pressure of 0.15～5MPa to raw material so that the hydrogen that device for producing hydrogen prepares has enough pressure.The hydrogen that described device for producing hydrogen prepares is delivered to membrane separation device and separates, difference for the inside and outside pressure of the membrane separation device separating hydrogen is more than or equal to 0.7MPa (temperature in membrane separation device is set as 300～500 DEG C, and pressure is less than 15 kilograms less than 5Mpa or pressure reduction).By this improvement so that the hydrogen that device for producing hydrogen prepares has enough pressure, can improve hydrogen production efficiency and the purity of prepared hydrogen.
After described hydrogen producer starts, the hydrogen that hydrogen producer is prepared by device for producing hydrogen provides the energy needed for running；At this point it is possible to closedown device for rapidly starting.The hydrogen partial prepared due to device for producing hydrogen is or/and residual air maintains hydrogen producer to run by burning, such that it is able to reduce the dependence to extra power, adaptive ability is strong.
Additionally, refer to Fig. 5, Fig. 6, described hydrogen delivery tube road 60 is provided with spring safety valve 61, and spring safety valve 61 includes valve body, spring mechanism, end of upspringing；Described raw material conveying device 50 includes delivery pump, and end of upspringing arranges (certain raw material conveying device 50 can also be for other power set) near the switch of delivery pump, can disconnect the switch of raw material conveying device when end of upspringing is upspring.By arranging mechanical safety valve on hydrogen delivery tube road, when air pressure reaches setting value, mechanical safety valve is opened, and can control raw material conveying device stopping transferring raw material.Such that it is able to improve the safety that equipment runs, prevent hydrogen leak and blast.
Specifically, in the present embodiment, the switch of described delivery pump includes that contact-segment 62 and three ports, three ports are respectively first port the 63, second port the 64, the 3rd port 65.One end of described contact-segment 62 is rotationally arranged at the first port 63, and the first port 63 connects delivery pump；The other end of contact-segment 62 can contact the second port 64 or the 3rd port 65.
Described second port 64 connects power supply, when the first port 63 connects the second port 64, can control delivery pump work.Described 3rd port 65 connects alarm transmitting device, when the first port connects three ports 65, can control conveying air pump inoperative, alarm transmitting device sends server corresponding to warning message (as by the way of note) or client simultaneously, can notify corresponding personnel.
Described hydrogen gas generation device connects hydrogen producer, and the Partial DC electricity sent is delivered to hydrogen producer；Hydrogen producer drives electromagnetic heater to be reformer chamber, separation chamber's heating by the unidirectional current oneself prepared；Meanwhile, also the unidirectional current sent is delivered to the deep sea water extracting device of system, sea water purifying plant, oxygen delivery devices, water generation equipment, runs for these equipment, go back hydrogen supply gas electric generating apparatus self-operating simultaneously.
Described hydrogen producer includes electromagnetic heater；Electromagnetic heater includes forming the reformation cylinder body of reformer chamber, forming the separation cylinder body of separation chamber, the the first heating coil being arranged at outside reformation cylinder body, separate the second heating coil outside cylinder body, reformation cylinder body, the temperature sensor separated in cylinder body, pressure transducer, and electromagnetic controller；Electromagnetic controller heats coil, the electric current of the second heating coil according to the Data Control first that temperature sensor, pressure transducer sense, reformer chamber, separation chamber can be made moment to reach design temperature.
Described hydrogen producer also includes that electric energy estimation block, hydrogen prepare detection module, electric energy memory module；The electric energy that when whether the electric energy that described electric energy estimation block sends in real time in order to estimate hydrogen gas generation device can meet reformation, separation, needs consume；If it is satisfied, then closedown device for rapidly starting.
It is the most stable that hydrogen prepares the hydrogen that detection module prepared in real time for detecting hydrogen producer；If hydrogen prepared by hydrogen producer is unstable, then controls device for rapidly starting and be again started up, and the electric energy part obtained is stored in electric energy memory module, use when electric energy is not enough to the consumption providing hydrogen producer.
Referring to Fig. 7, in the present embodiment, described hydrogen gas generation device 200 is fuel cell system, and fuel cell system includes: gas supply device, pile 201；The gas of described gas supply device utilization compression is as power, in automatic transport to pile 201.
In the present embodiment, gas supply device is compressed gas feedway 202, and described compressed gas enters pile 201 after being delivered to a mixing container 203, and one end of mixing container 203 connects air；Natural air is reacted by the power that compressed gas produces after entering mixing container 203 in setting ratio inspiration pile, regulates oxygen content.
Described fuel cell system also includes air intake conduit, outlet pipe, and air intake conduit, outlet pipe are all through humidification system 204.The gas of described compression is mainly oxygen (can also be for air)；Natural air enters pile 201 with compressed oxygen after mixing container mixing.
Described fuel cell system also includes gas regulating system, and gas regulating system is arranged in mixing container 203；Described gas regulating system includes that valve regulated controls device, and oxygen content sensor is or/and compressed gas compression ratio sensor.
Described oxygen content sensor is in order to sense the air of mixing and the content of oxygen in oxygen in mixing container, and sends the data sensed to valve regulated control device.
Described compressed gas compression ratio sensor is in order to sense the compression ratio of compressed oxygen, and sends the data sensed to valve regulated control device.
Described valve regulated controls device according to oxygen content sensor or/and sensing result regulation oxygen delivery valve door, the air entrainment valve door of compressed gas compression ratio sensor, controls compressed oxygen, the conveying ratio (if natural air ratio can be 0-70%) of natural air；Mixed gas is pushed to pile reaction by the power that compressed oxygen produces after entering mixing container, utilizes natural air to do dilution decompression.
Described humidification system 204 includes that humidity exchanging container, humidity exchange pipeline, and humidity exchange pipeline is a part for air intake conduit；After described reaction, gas outlet pipe is delivered to humidity exchanging container.
The material of described humidity exchange pipeline is the most permeable airtight so that after reaction, gas and natural air carry out humidity exchange, and cannot circulate between gas.Humidity exchange pipeline spiral in humidity exchanging container is arranged, and can fully carry out humidity exchange.
Embodiment two
The present embodiment is with the difference of embodiment one, and in the present embodiment, the described electronic pump housing of alcohol hydrogen also includes air pressure adjustment subsystem, Collection utilization subsystem.
Described air pressure adjustment subsystem includes microprocessor, gas pressure sensor, valve positioner, air outlet valve, outlet pipe；Described gas pressure sensor is arranged in transfer conduit, in order to sense the barometric information in transfer conduit, and sends the barometric information of sensing to microprocessor；This barometric information received from gas pressure sensor is compared by described microprocessor with setting threshold interval；When the pressure data received is higher than the maximum setting threshold interval, microprocessor control valve door controller is opened air outlet valve and is set the time, air pressure in transfer conduit is made to be in set point, one end of outlet pipe connects air outlet valve simultaneously, the other end connects described hydrogen manufacturing subsystem, is heated by the firing equipment that needs that burning is hydrogen manufacturing subsystem；When the pressure data received controls described hydrogen manufacturing subsystem accelerate the transporting velocity of raw material less than the minima of setting threshold interval, microprocessor.
Described Collection utilization subsystem connects the Vent passageway of hydrogen gas generating system, hydrogen, oxygen gas and water is collected respectively from expellant gas, utilize the hydrogen collected, oxygen for hydrogen manufacturing subsystem or/and hydrogen gas generating system, the water collected is as the raw material of hydrogen manufacturing subsystem, thus recycles.Described Collection utilization subsystem includes hydrogen/oxygen separator, hydrogen water separator, hydrogen check-valves, oxygen water separator, oxygen check valve, by hydrogen and oxygen separation, is separated from water by hydrogen the most respectively, oxygen is separated from water.
Embodiment three
This utility model discloses a kind of electronic pump housing of alcohol hydrogen, and the described electronic pump housing includes: pump body, hydrogen production by methanol system, hydrogen gas generating system, motor；Hydrogen production by methanol system, hydrogen gas generating system, motor are sequentially connected with.Described hydrogen production by methanol system utilizes preparing hydrogen by reforming methanol-water steam, hydrogen obtains highly purified hydrogen by being coated with the membrane separation device of palladium-silver, the hydrogen obtained is generated electricity by hydrogen gas generating system, and the electric energy power supply machine sent runs, thus drives this body running of pump.
In sum, the electronic pump housing of alcohol hydrogen that the utility model proposes, the pump housing, as the energy of the pump housing, can be used for the place not having alternating current by available hydrogen from methyl alcohol generating.
Description the most of the present utility model and application are illustrative, are not wishing to limit in the above-described embodiments scope of the present utility model.The deformation of embodiments disclosed herein and change are possible, and for those skilled in the art, embodiment is replaced and the various parts of equivalence are known.It should be appreciated by the person skilled in the art that in the case of without departing from spirit or essential characteristics of the present utility model, this utility model can in other forms, structure, layout, ratio, and realize with other assembly, material and parts.In the case of without departing from this utility model scope and spirit, embodiments disclosed herein can be carried out other deformation and change.
Claims (6)
1. the electronic pump housing of alcohol hydrogen, it is characterised in that the described electronic pump housing includes: pump body, hydrogen production by methanol system, hydrogen gas generating system, motor, hydrogen production by methanol system, hydrogen gas generating system, motor, pump body are sequentially connected with；
Described pump body includes motor unit, pump unit, housing unit, cap unit；Motor unit includes stator, rotor core and axle；Pump unit includes inner rotator and external rotor, and inner rotator is attached in axle and inner rotator be formed with outer projection, and external rotor is arranged on outside inner rotator and has internal protrusion, and internal protrusion is formed as engaging with outer projection；Housing unit includes motor shell and pump case, and pump case is connected in motor shell and pump case be formed with pump receiving portion, is inserted with pump unit in pump receiving portion；
Described hydrogen production by methanol system includes that hydrogen manufacturing subsystem, air pressure adjustment subsystem, Collection utilization subsystem, hydrogen manufacturing subsystem, air pressure adjustment subsystem, hydrogen gas generating system, Collection utilization subsystem are sequentially connected with；
Described hydrogen manufacturing subsystem utilizes methanol-water to prepare hydrogen, and described hydrogen manufacturing subsystem includes that solid hydrogen stores container, liquid container, raw material conveying device, device for rapidly starting, hydrogen producer, membrane separation device；
Described hydrogen producer includes heat exchanger, vaporizer, reformer chamber；Membrane separation device is arranged in separation chamber, and separation chamber is arranged at the inside of reformer chamber；Described solid hydrogen stores container, liquid container is connected with hydrogen producer respectively；Liquid container stores the first alcohol and water of liquid；
Described device for rapidly starting provides for hydrogen producer and starts the energy；Described device for rapidly starting includes the first starter, the second starter；Described first starter includes the first heating arrangements, the first gasification pipe, and the internal diameter of the first gasification pipe is 1～2mm, and the first gasification pipe is closely wound on the first heating arrangements；One end of described first gasification pipe connects liquid container, is sent in the first gasification pipe by methanol by raw material conveying device；The other end of the first gasification pipe exports vaporized methanol, then by ignition mechanism ignition；Described second starter includes the second gasification pipe, the main body of the second gasification pipe is arranged at described reformer chamber, first gasification pipe is or/and the methanol of the second gasification pipe output is to heat the second gasification pipe, by the methanol gasifying in the second gasification pipe while reformer chamber heats；Described reformer chamber inwall is provided with and adds pipe line, is placed with catalyst in adding pipe line；Described device for rapidly starting by heating described in add pipe line attach most importance to whole room heat；
The initial start energy of described device for rapidly starting is that some solar energys start module, and solar energy starts solar panel that module includes being sequentially connected with, solar energy-electric energy change-over circuit, solaode；Solar energy starts module provides electric energy for the first heating arrangements；Or, the initial start energy of described device for rapidly starting is manual generator, and the electric energy sent is stored in battery by manual generator；
Described solid hydrogen stores and stores solid hydrogen in container；First alcohol and water in described liquid container is delivered to heat exchanger heat exchange by raw material conveying device, enters vaporizer gasification after heat exchange；Vaporizer is connected with reformer chamber, and reformer chamber is provided with catalyst；It is provided with membrane separation device in separation chamber, obtains hydrogen from the aerogenesis end of membrane separation device；Described membrane separation device is the membrane separation device at porous ceramic surface Vacuum Deposition palladium-silver；
Prepared hydrogen is passed through transfer conduit real-time Transmission to hydrogen gas generating system by described hydrogen manufacturing subsystem；Described transfer conduit is provided with air pressure adjustment subsystem, for adjusting the air pressure in transfer conduit；Described hydrogen gas generating system utilizes the hydrogen gas generation that hydrogen manufacturing subsystem prepares；
Described air pressure adjustment subsystem includes microprocessor, gas pressure sensor, valve positioner, air outlet valve, outlet pipe；Described gas pressure sensor is arranged in transfer conduit, in order to sense the barometric information in transfer conduit, and sends the barometric information of sensing to microprocessor；
Described Collection utilization subsystem connects the Vent passageway of hydrogen gas generating system, collects hydrogen, oxygen gas and water from expellant gas respectively；
Described Collection utilization subsystem includes hydrogen/oxygen separator, hydrogen water separator, hydrogen check-valves, oxygen water separator, oxygen check valve；
Described hydrogen gas generating system is fuel cell system, and fuel cell system includes: gas supply device, pile；The gas of described gas supply device utilization compression is as power, in automatic transport to pile；Described pile includes that some sub-fuel cell modules, each sub-fuel cell module include at least one super capacitor；
Described fuel cell system also includes air intake conduit, outlet pipe；The gas of described compression is mainly oxygen；Air enters pile with oxygen after mixing container mixing；
Described fuel cell system also includes gas regulating system；Described gas regulating system includes that valve regulated controls device, and oxygen content sensor is or/and compressed gas compression ratio sensor；
Described oxygen content sensor is in order to sense the air of mixing and the content of oxygen in oxygen in mixing container, and sends the data sensed to valve regulated control device；
Described compressed gas compression ratio sensor is in order to sense the compression ratio of compressed oxygen, and sends the data sensed to valve regulated control device；
Described fuel cell system also includes humidification system, and humidification system includes that humidity exchanging container, humidity exchange pipeline, and humidity exchange pipeline is a part for air intake conduit；After described reaction, gas outlet pipe is delivered to humidity exchanging container,
The material of described humidity exchange pipeline is the most permeable airtight so that after reaction, gas and natural air carry out humidity exchange, and cannot circulate between gas.
2. the electronic pump housing of alcohol hydrogen, it is characterised in that the described electronic pump housing includes: pump body, hydrogen production by methanol system, hydrogen gas generating system, motor, hydrogen production by methanol system, hydrogen gas generating system, motor, pump body are sequentially connected with；
Described hydrogen production by methanol system includes that hydrogen manufacturing subsystem, described hydrogen manufacturing subsystem include hydrogen producer, membrane separation device；Described hydrogen producer includes heat exchanger, vaporizer, reformer chamber；Membrane separation device is arranged in separation chamber；
Described hydrogen gas generating system is fuel cell system, and fuel cell system includes: gas supply device, pile；The gas of described gas supply device utilization compression is as power, in automatic transport to pile；Described pile includes that some sub-fuel cell modules, each sub-fuel cell module include at least one super capacitor；
Described fuel cell system also includes air intake conduit, outlet pipe；The gas of described compression is mainly oxygen；Air enters pile with oxygen after mixing container mixing；
Described hydrogen production by methanol system also includes that air pressure adjustment subsystem, Collection utilization subsystem, hydrogen manufacturing subsystem, air pressure adjustment subsystem, hydrogen gas generating system, Collection utilization subsystem are sequentially connected with；
Described hydrogen manufacturing subsystem utilizes methanol-water to prepare hydrogen, and described hydrogen manufacturing subsystem also includes that solid hydrogen stores container, liquid container, raw material conveying device, device for rapidly starting；
Described separation chamber is arranged at the inside of reformer chamber；Described solid hydrogen stores container, liquid container is connected with hydrogen producer respectively；Liquid container stores the first alcohol and water of liquid；
Described device for rapidly starting provides for hydrogen producer and starts the energy；Described device for rapidly starting includes the first starter, the second starter；Described first starter includes the first heating arrangements, the first gasification pipe, and the internal diameter of the first gasification pipe is 1～2mm, and the first gasification pipe is closely wound on the first heating arrangements；One end of described first gasification pipe connects liquid container, is sent in the first gasification pipe by methanol by raw material conveying device；The other end of the first gasification pipe exports vaporized methanol, then by ignition mechanism ignition；Described second starter includes the second gasification pipe, the main body of the second gasification pipe is arranged at described reformer chamber, first gasification pipe is or/and the methanol of the second gasification pipe output is to heat the second gasification pipe, by the methanol gasifying in the second gasification pipe while reformer chamber heats；Described reformer chamber inwall is provided with and adds pipe line, is placed with catalyst in adding pipe line；Described device for rapidly starting by heating described in add pipe line attach most importance to whole room heat；After described hydrogen generating system starts, the hydrogen that hydrogen generating system is prepared by hydrogen producer provides the energy needed for running；
Described solid hydrogen stores and stores solid hydrogen in container；First alcohol and water in described liquid container is delivered to heat exchanger heat exchange by raw material conveying device, enters vaporizer gasification after heat exchange；Vaporizer is connected with reformer chamber, and reformer chamber is provided with catalyst；It is provided with membrane separation device in separation chamber, obtains hydrogen from the aerogenesis end of membrane separation device；Described membrane separation device is the membrane separation device at porous ceramic surface Vacuum Deposition palladium-silver；
Described air pressure adjustment subsystem includes microprocessor, gas pressure sensor, valve positioner, air outlet valve, outlet pipe；Described gas pressure sensor is arranged in transfer conduit, in order to sense the barometric information in transfer conduit, and sends the barometric information of sensing to microprocessor；
Described Collection utilization subsystem connects the Vent passageway of hydrogen gas generating system, collects hydrogen, oxygen gas and water from expellant gas respectively；
Described Collection utilization subsystem includes hydrogen/oxygen separator, hydrogen water separator, hydrogen check-valves, oxygen water separator, oxygen check valve.
The electronic pump housing of alcohol hydrogen the most according to claim 2, it is characterised in that:
The initial start energy of described device for rapidly starting is that some solar energys start module, and solar energy starts solar panel that module includes being sequentially connected with, solar energy-electric energy change-over circuit, solaode；Solar energy starts module provides electric energy for the first heating arrangements；Or, the initial start energy of described device for rapidly starting is manual generator, and the electric energy sent is stored in battery by manual generator.
The electronic pump housing of alcohol hydrogen the most according to claim 2, it is characterised in that:
Described pump body includes motor unit, pump unit, housing unit, cap unit；Motor unit includes stator, rotor core and axle；Pump unit includes inner rotator and external rotor, and inner rotator is attached in axle and inner rotator be formed with outer projection, and external rotor is arranged on outside inner rotator and has internal protrusion, and internal protrusion is formed as engaging with outer projection；Housing unit includes motor shell and pump case, and pump case is connected in motor shell and pump case be formed with pump receiving portion, is inserted with pump unit in pump receiving portion.
The electronic pump housing of alcohol hydrogen the most according to claim 2, it is characterised in that:
Described hydrogen gas generating system includes that fuel cell, fuel cell include that some sub-fuel cell modules, each sub-fuel cell module include at least one super capacitor.
The electronic pump housing of alcohol hydrogen the most according to claim 2, it is characterised in that:
Described fuel cell system also includes humidification system, and humidification system includes that humidity exchanging container, humidity exchange pipeline, and humidity exchange pipeline is a part for air intake conduit；After described reaction, gas outlet pipe is delivered to humidity exchanging container；
The material of described humidity exchange pipeline is the most permeable airtight so that after reaction, gas and natural air carry out humidity exchange, and cannot circulate between gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520789595.3U CN205429073U (en) | 2015-10-12 | 2015-10-12 | Electronic pump body of mellow wine hydrogen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520789595.3U CN205429073U (en) | 2015-10-12 | 2015-10-12 | Electronic pump body of mellow wine hydrogen |
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| Publication Number | Publication Date |
|---|---|
| CN205429073U true CN205429073U (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520789595.3U Active CN205429073U (en) | 2015-10-12 | 2015-10-12 | Electronic pump body of mellow wine hydrogen |
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| Country | Link |
|---|---|
| CN (1) | CN205429073U (en) |
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2015
- 2015-10-12 CN CN201520789595.3U patent/CN205429073U/en active Active
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Effective date of registration: 20210918 Granted publication date: 20160803 |
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