CN114217655A - Intelligent internet-of-things hydrogen combined bottle opening valve control system - Google Patents

Intelligent internet-of-things hydrogen combined bottle opening valve control system Download PDF

Info

Publication number
CN114217655A
CN114217655A CN202111481155.8A CN202111481155A CN114217655A CN 114217655 A CN114217655 A CN 114217655A CN 202111481155 A CN202111481155 A CN 202111481155A CN 114217655 A CN114217655 A CN 114217655A
Authority
CN
China
Prior art keywords
shell
memory alloy
control system
exhaust
side wall
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202111481155.8A
Other languages
Chinese (zh)
Other versions
CN114217655B (en
Inventor
***
罗展鹏
钱丽君
计徐伟
许惠钢
陈凯
王小军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangyin Furen High Tech Co Ltd
Original Assignee
Jiangyin Furen High Tech Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangyin Furen High Tech Co Ltd filed Critical Jiangyin Furen High Tech Co Ltd
Priority to CN202111481155.8A priority Critical patent/CN114217655B/en
Publication of CN114217655A publication Critical patent/CN114217655A/en
Application granted granted Critical
Publication of CN114217655B publication Critical patent/CN114217655B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D27/00Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
    • G05D27/02Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30Hydrogen technology
    • Y02E60/32Hydrogen storage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

The invention discloses an intelligent internet-of-things hydrogen combined bottleneck valve control system, which comprises a detection device and an outer shell, wherein the detection device is positioned in the outer shell, and comprises a two-way three-way electromagnetic valve: further comprising: the safety pressure relief assembly is communicated with the two-way three-way electromagnetic valve and comprises a memory alloy shell, a limiting slide way is fixedly mounted at the top of the memory alloy shell, a sealing sliding plug is arranged on the inner side wall of the limiting slide way, and nitrogen is filled in the memory alloy shell positioned at the bottom of the sealing sliding plug.

Description

Intelligent internet-of-things hydrogen combined bottle opening valve control system
Technical Field
The invention relates to the technical field of hydrogen combined bottleneck valve design, in particular to an intelligent Internet of things hydrogen combined bottleneck valve control system.
Background
Hydrogen of the formula H2The hydrogen has molecular weight of 2.01588, is a very combustible gas at normal temperature and normal pressure, is colorless, transparent, odorless, tasteless and insoluble in water, is a gas with the minimum density known in the world, has the density of 1/14 of air, namely the density of 0.089g/L at 1 standard atmospheric pressure and 0 ℃, is easy to prepare, is usually used as a fuel to act in multiple fields, and therefore, the storage of the hydrogen is important;
in the existing market, hydrogen is usually stored in a specially-made hydrogen cylinder, and then the state of the hydrogen in the hydrogen cylinder is monitored by utilizing a plurality of valve bodies, wherein the valve bodies have the following defects:
1. because hydrogen belongs to 'dangerous gas' (flammable and explosive), the hydrogen is required to be regulated, controlled and monitored by a plurality of different types of valve bodies, and the valve bodies are inconvenient to install due to various types;
2. when hydrogen is regulated and monitored by virtue of a plurality of valve bodies, the hydrogen leakage phenomenon is easy to occur due to excessive valve bodies, so that danger is caused;
3. the hydrogen stored in the existing hydrogen cylinder is usually high-pressure gaseous hydrogen, when the outside temperature rises, the air pressure in the cylinder is easily increased, so that the danger of explosion exists, therefore, the hydrogen cylinder in the market is usually provided with a pressure relief device (usually, a fused alloy rupture disc and a plug series combined structure are utilized), and the pressure relief device has the defects of slow reaction and high cost.
Therefore, the invention is necessary to provide an intelligent internet-of-things hydrogen combined bottleneck valve control system.
Disclosure of Invention
Therefore, the invention provides an intelligent Internet of things hydrogen combined bottle mouth valve control system, which is characterized in that a plurality of valve bodies are combined into a main valve, pipelines among the valve bodies are related, and a novel pressure relief device is adopted, so that the problems that the number of the valve bodies on a hydrogen bottle is too large, hydrogen is leaked due to too many valve bodies, the reaction of the pressure relief device is slow, and the cost is high are solved.
In order to achieve the above purpose, the invention provides the following technical scheme: the utility model provides an intelligence thing networking hydrogen combination bottleneck valve control system, includes detection device and shell body, detection device is located inside the shell body, detection device includes two to three solenoid valve: further comprising: the safety pressure relief assembly is communicated with the two-way three-way electromagnetic valve;
the safe pressure relief assembly comprises a memory alloy shell, a limiting slide way is fixedly mounted at the top of the memory alloy shell, a sealing slide plug is arranged on the inner side wall of the limiting slide way, the inner side wall of the limiting slide way is located at the bottom of the sealing slide plug, nitrogen is filled in the memory alloy shell, an exhaust hole is formed in the side wall of the memory alloy shell, a limiting box body is fixedly mounted at the top of the memory alloy shell, four groups of reset springs which are evenly distributed are fixedly mounted on the inner side wall at the top of the limiting box body, and the bottom ends of the reset springs are fixedly connected with the top of the sealing slide plug.
Preferably, the outer side wall of the sealing sliding plug is uniformly provided with four groups of limiting strips, the four groups of limiting strips are connected with the inner side wall of the limiting slide way in a sliding mode, an exhaust passage is formed in the sealing sliding plug, one end of the exhaust passage is matched with the exhaust hole, the upper end of the limiting box body is fixedly provided with an exhaust pipe, the exhaust pipe penetrates through the upper wall of the limiting box body, and the other end of the exhaust passage is matched with the lower end of the exhaust pipe.
Preferably, two-way three-way solenoid valve includes the valve body shell, valve body shell one side fixed mounting has the trigger shell, the trigger shell opposite side is equipped with the power, trigger the inside two sets of arc magnet that is equipped with of shell, two sets of arc magnet magnetic pole is opposite, and is two sets of arc magnet middle part is equipped with the spliced pole, the spliced pole slides and runs through the valve body shell and triggers the lateral wall that the shell contacted, is located and triggers the shell inside the winding has the conductive coil on the spliced pole, conductive coil and power electric connection are located inside the valve body shell fixed mounting has two sets of cylindricality dogs, and is two sets of cylindricality dog all with valve body shell inside wall sealing sliding connection, valve body shell one side inner wall fixed mounting has expanding spring, the expanding spring other end and cylindricality dog lateral wall fixed connection.
Preferably, valve body shell top lateral wall is equipped with first intercommunication mouth and second intercommunication mouth respectively, first intercommunication mouth all communicates with valve body shell inner chamber with the second intercommunication mouth, and is two sets of cylindricality dog cooperates with first intercommunication mouth and second intercommunication mouth respectively, valve body shell bottom lateral wall is equipped with the normal opening, normal opening and valve body shell inner chamber intercommunication.
Preferably, the shell body comprises a bottle opening blocking storage box and a threaded column, a cover body is clamped at the top of the bottle opening blocking storage box, and eight groups of insertion holes are formed in the top of the bottle opening blocking storage box.
Preferably, the detection device further comprises a temperature measurement component, the temperature measurement component is composed of a temperature guide rod, a temperature sensor and temperature sensing toner, the temperature guide rod fixedly penetrates through the threaded column and the cover body, the temperature sensor is arranged on the temperature guide rod located at the bottom of the threaded column, and the temperature sensing toner is coated on the temperature guide rod located at the upper end of the cover body.
Preferably, the detection device further comprises a pipeline assembly, the pipeline assembly comprises an inflatable main pipe, the bottom end of the inflatable main pipe is communicated with the second communicating port, the inflatable main pipe is fixedly penetrated through the threaded column, the pipeline assembly further comprises an exhaust auxiliary pipe, the bottom end of the exhaust auxiliary pipe is communicated with the first communicating port, and the other end of the exhaust auxiliary pipe is communicated with the exhaust hole.
Preferably, the pipeline assembly further comprises a pressure inflation pipe, the bottom end of the pressure inflation pipe is communicated with the memory alloy shell, and the inflation main pipe, the exhaust auxiliary pipe and the top end of the pressure inflation pipe are fixedly penetrated through the bottle opening to block the side wall of the storage box.
Preferably, the inflatable main pipe is provided with a flowmeter and located outside the storage box with the blocked bottle mouth, and the storage box with the blocked bottle mouth is internally provided with an internet of things positioner.
Preferably, the outer side wall of the memory alloy shell positioned at the bottom of the threaded column is wrapped with heat insulation cotton.
The invention has the beneficial effects that:
1. the electromagnetic valve, the pressure relief device, the temperature sensing device, the filling frequency recorder and the positioning machine on the traditional hydrogen cylinder are arranged on the same bottleneck plug, and meanwhile, the external sleeve is matched with the jack on the bottleneck plug storage box to combine the device with the hydrogen cylinder, so that the installation of various valves is greatly simplified;
2. the two-way three-way electromagnetic valve is communicated with the memory alloy shell by utilizing the exhaust auxiliary pipe, so that the electromagnetic valve is connected with the safety pressure relief device in series, and pipelines communicated with the hydrogen cylinder are reduced, so that the hydrogen leakage phenomenon is greatly reduced;
3. the safety pressure relief assembly provided by the invention has the advantages that the memory alloy shell is deformed by utilizing the pressure difference, so that the nitrogen in the memory alloy shell tends to push the sealing sliding plug to move, the exhaust passage in the sealing sliding plug is communicated with the exhaust hole, the pressure relief purpose is achieved, high-temperature gas is introduced after the pressure relief is finished, the memory alloy shell tends to be thermally restored, and compared with the traditional pressure relief device, the assembly is rapid in response and can be recycled.
Drawings
FIG. 1 is a schematic structural view provided by the present invention;
FIG. 2 is a schematic view of the internal structure of the storage box with a blocked bottle mouth according to the present invention;
FIG. 3 is a cross-sectional view of FIG. 1 provided with the present invention;
FIG. 4 is a schematic diagram of the internal structure of a two-way three-way solenoid valve provided by the present invention;
FIG. 5 is a schematic view of the installation position of the detecting device provided by the present invention;
FIG. 6 is a schematic diagram of a partial structure of a safety pressure relief assembly according to the present invention;
FIG. 7 is a schematic structural view of a sealing sliding plug according to the present invention;
fig. 8 is a connection structure diagram of the safety pressure relief assembly and the two-way three-way solenoid valve provided by the invention.
In the figure: the device comprises a detection device 100, a safety pressure relief assembly 110, a memory alloy shell 111, thermal insulation cotton 112, nitrogen 113, a limit slideway 114, an exhaust hole 115, a limit box body 116, a return spring 117, an exhaust pipe 118, a sealing sliding plug 120, a limit strip 121, an exhaust passage 122, a two-way three-way electromagnetic valve 130, a valve body shell 131, a trigger shell 132, a power supply 133, an arc magnet 134, a conductive coil 135, a column stopper 136, a connecting column 137, a telescopic spring 138, a first connecting hole 140, a second connecting hole 141, a normal open hole 142, a temperature measuring assembly 150, a temperature conducting rod 151, a temperature sensor 152, temperature sensing toner 153, a flowmeter 160, an Internet of things positioner 170, a pipeline assembly 180, an inflation main pipe 181, an exhaust auxiliary pipe 182, a pressure inflation pipe 183, an outer shell 200, a bottle mouth blockage storage box 210, a cover body 211, a jack 212 and a threaded column 220.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Referring to fig. 1-8, the intelligent internet-of-things hydrogen combination bottleneck valve control system provided by the invention comprises a detection device 100 and an outer shell 200, wherein the detection device 100 is located inside the outer shell 200, and the detection device 100 comprises a two-way three-way electromagnetic valve 130: further comprising: a safety pressure relief assembly 110 in communication with the two-way three-way solenoid valve 130;
the safety pressure relief assembly 110 comprises a memory alloy shell 111, a limiting slide way 114 is fixedly installed at the top of the memory alloy shell 111, the memory alloy shell 111 provides an installation position for the limiting slide way 114, a sealing slide plug 120 is arranged on the inner side wall of the limiting slide way 114, the limiting slide way 114 plays a limiting and guiding role on the sealing slide plug 120, the memory alloy shell 111 located at the bottom of the sealing slide plug 120 is internally filled with nitrogen 113, an exhaust hole 115 is formed in the side wall of the memory alloy shell 111, a limiting box body 116 is fixedly installed at the top of the memory alloy shell 111, the memory alloy shell 111 provides a supporting role for the limiting box body 116, four groups of reset springs 117 uniformly distributed are fixedly installed on the inner side wall of the top of the limiting box body 116, the limiting box body 116 provides an installation position for the reset springs 117, the bottom ends of the four groups of reset springs 117 are fixedly connected with the top of the sealing slide plug 120, specifically, the memory alloy shell 111 with a proper wall thickness is selected according to the pressure of a hydrogen bottle (the larger pressure, the thicker the wall thickness of the memory alloy case 111 should be), for example: when the air pressure in the hydrogen cylinder is 70Mpa, a certain thickness of nitinol is selected as the material of the memory alloy shell 111, 70Mpa of nitrogen 113 is filled into the memory alloy shell 111 through the pressure inflation tube 183, when the external temperature rises, the pressure of hydrogen in the hydrogen cylinder rises based on the effect of thermal expansion and cold contraction (because the thermal insulation cotton 112 is laid on the outer wall of the memory alloy shell 111 in the hydrogen cylinder, the influence of the temperature is small, and the effect of thermal expansion and cold contraction of the nitrogen 113 is small), at this time, the pressure of hydrogen in the hydrogen cylinder is obviously higher than the pressure of the nitrogen 113 in the memory alloy shell 111, so the memory alloy shell 111 is deformed under pressure, the sealing sliding plug 120 in the memory alloy shell 111 rises under the dual influence of the memory alloy shell 111 and the internal nitrogen 113, and the return spring 117 is compressed, so that the exhaust passage 122 in the sealing sliding plug 120 is communicated with the exhaust hole 115 on the memory alloy shell 111 (the exhaust hole 115 is communicated with the exhaust auxiliary tube 182 (the exhaust auxiliary tube 182) The two-way three-way solenoid valve 130 is closed at the time of communication with the first communication port 140, so the normal port 142 is communicated with the first communication port 140), so that hydrogen in the hydrogen cylinder is released, thereby reducing the internal pressure of the hydrogen cylinder, when the internal pressure of the hydrogen cylinder is reduced to 70mpa, the sealing sliding plug 120 moves downwards under the elastic force of the return spring 117, thereby maintaining the internal pressure of the hydrogen cylinder constant, the memory alloy shell 111 cannot completely recover under the elastic force of the return spring 117 due to a certain deformation of the memory alloy shell 111, at this time, the pressure inflation tube 183 is opened, high-temperature nitrogen 113 is injected into the memory alloy shell 111 through the pressure inflation tube 183, the injected high-temperature nitrogen 113 is exchanged with the original nitrogen 113 in the memory alloy shell 111 after the nitrogen 113 is completely injected, and the memory alloy shell 111 made of the nickel-titanium memory metal under the action of the high-temperature nitrogen 113 can rapidly recover to the pre-extrusion state (the nickel-titanium alloy is crystalline above 40 ℃ and below 40 ℃) The bulk structure is different, but when the temperature is changed above or below 40 ℃, the alloy contracts or expands, so that the shape of the alloy is changed).
Furthermore, four sets of limiting strips 121 are uniformly arranged on the outer side wall of the sealing sliding plug 120, the sealing sliding plug 120 provides mounting positions for the four sets of limiting strips 121, the four sets of limiting strips 121 are connected with the inner side wall of the limiting slide way 114 in a sliding manner, an exhaust passage 122 is formed in the sealing sliding plug 120, one end of the exhaust passage 122 is matched with the exhaust hole 115, an exhaust pipe 118 is fixedly mounted at the upper end of the limiting box body 116, the exhaust pipe 118 penetrates through the upper wall of the limiting box body 116, the other end of the exhaust passage 122 is matched with the lower end of the exhaust pipe 118, specifically, the sealing sliding plug 120 can only move along the limiting slide way 114 through the limiting strips 121, meanwhile, when one end of the exhaust passage 122 is just matched with the exhaust hole 115, hydrogen in a hydrogen bottle can flow into the exhaust auxiliary pipe 182 and the exhaust passage 122 through the two-way three-way electromagnetic valve 130, and accordingly the hydrogen flows out from the exhaust pipe 118 on the limiting box body 116.
Further, the two-way three-way solenoid valve 130 includes a valve body housing 131, a trigger housing 132 is fixedly installed on one side of the valve body housing 131, a power supply 133 is installed on the other side of the trigger housing 132, two sets of arc magnets 134 are installed inside the trigger housing 132, the trigger housing 132 provides an installation position for the arc magnets 134, the two sets of arc magnets 134 have opposite magnetic poles, a connection post 137 is installed in the middle of the two sets of arc magnets 134, the connection post 137 slidably penetrates through the side wall of the valve body housing 131, which is in contact with the trigger housing 132, a conductive coil 135 is wound on the connection post 137 inside the trigger housing 132, the conductive coil 135 is electrically connected with the power supply 133, the power supply 133 provides an electric support for the conductive coil 135, two sets of cylindrical stoppers 136 are fixedly installed on the connection post 137 inside the valve body housing 131, the connection post 137 provides an installation position for the two sets of cylindrical stoppers 136, and the two sets of cylindrical stoppers 136 are both hermetically and slidably connected with the inner side wall of the valve body housing 131, two sets of cylindricality dog 136 play the supporting role for spliced pole 137, valve body shell 131 one side inner wall fixed mounting has expanding spring 138, the expanding spring 138 other end and cylindricality dog 136 lateral wall fixed connection, specifically, it is opposite to set up two sets of arc magnet 134 magnetic poles, after circular telegram for conductive coil 135, make it produce magnetic field, the magnetic field of production is under the magnetic force effect of two sets of arc magnet 134, drive spliced pole 137 moves forward, thereby make first intercommunication mouth 140 blocked up by cylindricality dog 136, expanding spring 138 is compressed, otherwise, after the circular coil 135 outage, under expanding spring's 138 elasticity effect, make second intercommunication mouth 141 blocked up by cylindricality dog 136.
Further, the outer side wall of the top of the valve body shell 131 is provided with a first communicating port 140 and a second communicating port 141 respectively, the first communicating port 140 and the second communicating port 141 are communicated with the inner cavity of the valve body shell 131, the two groups of cylindrical stoppers 136 are matched with the first communicating port 140 and the second communicating port 141 respectively, the outer side wall of the bottom of the valve body shell 131 is provided with a normal opening 142, the normal opening 142 is communicated with the inner cavity of the valve body shell 131, specifically, when the conductive coil 135 is powered on, the first communicating port 140 is blocked by the cylindrical stoppers 136, so that the normal opening 142 is communicated with the second communicating port 141, thereby facilitating the charging and discharging of the hydrogen cylinder, when the conductive coil 135 is powered off, the second communicating port 141 is blocked by the cylindrical stoppers 136, and at the moment, the normal opening 142 is communicated with the first communicating port 140, thereby facilitating the safe pressure relief operation of the hydrogen cylinder.
Further, the outer casing 200 includes that the bottleneck blocks up case 210 and screw post 220, bottleneck blocks up case 210 top joint has lid 211, screw post 220 blocks up case 210 fixed connection with the bottleneck, and screw post 220 blocks up case 210 for the bottleneck and provides the supporting role, bottleneck blocks up the case 210 top and is equipped with eight group's jack 212, specifically, through eight group's jack 212, make bottleneck block up case 210 and outside muffjoint, thereby be convenient for be connected the device with hydrogen bottle, it can protect the inside pipeline of bottleneck block up case 210 not to receive the damage to set up lid 211 simultaneously.
Further, the detecting device 100 further comprises a temperature measuring assembly 150, the temperature measuring assembly 150 is composed of a temperature conducting rod 151, a temperature sensor 152 and a temperature sensing toner 153, the temperature conducting rod 151 is fixedly penetrated through the threaded column 220 and the cover body 211, the threaded column 220 provides a supporting function for the temperature conducting rod 151, the temperature sensor 152 is arranged on the temperature conducting rod 151 located at the bottom of the threaded column 220, the temperature conducting rod 151 provides a mounting position for the temperature sensor 152, the temperature sensing toner 153 is coated on the temperature conducting rod 151 located at the upper end of the cover body 211, the temperature sensor 152 is arranged in the hydrogen cylinder, so that the temperature of the hydrogen in the hydrogen cylinder can be monitored in real time, meanwhile, when the hydrogen temperature changes, the temperature can be transmitted to the temperature-sensitive toner 153 through the temperature-conducting rod 151, and at this time, the user can visually observe the temperature in the hydrogen cylinder according to the color change condition of the temperature-sensitive toner 153 (the temperature-sensitive toner 153 can adjust the molecular structure thereof according to the external temperature, so that the purpose of color change is achieved).
Further, the detection device 100 further comprises a pipeline assembly 180, the pipeline assembly 180 comprises an inflation main pipe 181, the bottom end of the inflation main pipe 181 is communicated with a second communicating port 141, the inflation main pipe 181 is fixedly penetrated through a threaded column 220, the pipeline assembly 180 further comprises an exhaust auxiliary pipe 182, the bottom end of the exhaust auxiliary pipe 182 is communicated with a first communicating port 140, the other end of the exhaust auxiliary pipe 182 is communicated with an exhaust hole 115, specifically, a user opens the two-way three-way electromagnetic valve 130, then the hydrogen can be filled into the hydrogen cylinder through the inflation main pipe 181, the hydrogen can be discharged in a similar manner, the two-way three-way electromagnetic valve 130 is closed, and at the moment, the hydrogen in the hydrogen cylinder is communicated with the exhaust auxiliary pipe 182, so that the pressure relief operation is facilitated.
Further, the pipeline assembly 180 further comprises a pressure inflation pipe 183, the bottom end of the pressure inflation pipe 183 is communicated with the memory alloy shell 111, the inflation main pipe 181, the exhaust auxiliary pipe 182 and the top end of the pressure inflation pipe 183 fixedly penetrate through the side wall of the bottle opening plugging storage box 210, and specifically, nitrogen 113 can be filled into the memory alloy shell 111 through the pressure inflation pipe 183, so that the air pressure in the memory alloy shell 111 is changed.
Further, be located the bottleneck and block up that the outside gas filling of case 210 is responsible for 181 and be equipped with flowmeter 160, bottleneck blocks up the inside thing networking locator 170 that is equipped with of case 210, bottleneck blocks up case 210 and plays the supporting role to thing networking locator 170, it is concrete, when the user lets in hydrogen through inflating the person in charge 181, the hydrogen that lets in can pass through flowmeter 160, reach a timing when its flow, flowmeter 160 can count, thereby be convenient for record hydrogen cylinder fills the number of times, thing networking locator 170 can fix a position this mouth valve.
Further, the outer side wall of the memory alloy shell 111 located at the bottom of the threaded column 220 is wrapped with the thermal insulation cotton 112, the memory alloy shell 111 provides a mounting position for the thermal insulation cotton 112, and specifically, the thermal insulation cotton 112 can separate the temperature of hydrogen in the hydrogen cylinder from the temperature of nitrogen 113 in the memory alloy shell 111, so that the influence of external temperature change on the nitrogen 113 is reduced.
The using process of the invention is as follows: when hydrogen is filled into the hydrogen cylinder (or when hydrogen is used), the conductive coil 135 is electrified to generate a magnetic field, the generated magnetic field drives the connecting column 137 to move forwards under the action of the magnetic force of the two groups of arc magnets 134 under the action of the two groups of arc magnets 134, so that the first communication port 140 is blocked by the cylindrical stopper 136, the telescopic spring 138 is compressed, at the moment, the normal communication port 142 is communicated with the second communication port 141, hydrogen can be filled into the hydrogen cylinder through the gas filling main pipe 181, the filled hydrogen can pass through the flow meter 160, when the flow rate reaches a certain value, the flow meter 160 can count, so that the filling times of the hydrogen cylinder can be recorded, and meanwhile, the nitrogen 113 with the same pressure is synchronously filled into the memory alloy shell 111 through the pressure gas filling pipe 183 (at the moment, the upper part of the sealing sliding plug 120 in the memory alloy shell 111 can block the vent hole 115 on the memory alloy shell 111), after the filling is finished, the electric conduction coil 135 is powered off, when the external temperature rises, the hydrogen pressure in the hydrogen cylinder rises based on the effect of expansion with heat and contraction with cold, because the thermal insulation cotton 112 is laid on the outer wall of the memory alloy shell 111 in the hydrogen cylinder, the influence of the temperature is small, meanwhile, the effect of expansion with heat and contraction with cold of the nitrogen 113 is small, at the moment, the hydrogen pressure in the hydrogen cylinder is obviously increased compared with the pressure of the nitrogen 113 in the memory alloy shell 111, therefore, the memory alloy shell 111 is deformed under pressure, the sealing sliding plug 120 in the memory alloy shell 111 rises under the double influence of the memory alloy shell 111 and the internal nitrogen 113, simultaneously, the return spring 117 is compressed, thereby the exhaust passage 122 in the sealing sliding plug 120 is communicated with the exhaust hole 115 on the memory alloy shell 111 through the exhaust auxiliary pipe 182 and the first communication hole 140, and the two-way three-way electromagnetic valve 130 is in a closed state, therefore, the normal port 142 is communicated with the first communication port 140, so that the hydrogen gas in the hydrogen cylinder is released, thereby reducing the internal pressure, when the internal pressure of the hydrogen cylinder is reduced to the initial pressure, the sealing sliding plug 120 moves downwards under the elastic force of the return spring 117, thereby maintaining the internal pressure of the hydrogen cylinder constant, because the memory alloy shell 111 is deformed to a certain extent, the memory alloy shell 111 cannot completely recover under the elastic force of the return spring 117, at this time, the high-temperature nitrogen 113 is injected into the memory alloy shell 111 through the pressure inflation tube 183 by opening the pressure inflation tube 183, so that the injected high-temperature nitrogen 113 is exchanged with the original nitrogen 113 in the memory alloy shell 111 after the nitrogen 113 is completely injected, the memory alloy shell 111 can rapidly recover to the pre-extrusion state under the effect of the high-temperature nitrogen 113 (the crystal structures of the memory alloy are different at different temperatures, when the transformation temperature is reached, it will revert back to the original crystal structure).
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solution described above. Therefore, any simple modifications or equivalent substitutions made in accordance with the technical solution of the present invention are within the scope of the claims of the present invention.

Claims (10)

1. The utility model provides an intelligence thing networking hydrogen combination bottleneck valve control system, includes detection device (100) and shell body (200), detection device (100) are located inside shell body (200), its characterized in that: the detection device (100) comprises a two-way three-way solenoid valve (130): further comprising: a safety pressure relief assembly (110) in communication with the two-way three-way solenoid valve (130);
safe pressure release subassembly (110) is including memory alloy shell (111), memory alloy shell (111) top fixed mounting has spacing slide (114), spacing slide (114) inside wall is equipped with sealed sliding plug (120), is located sealed sliding plug (120) bottom memory alloy shell (111) is inside to be full of nitrogen gas (113), exhaust hole (115) have been seted up to memory alloy shell (111) lateral wall, memory alloy shell (111) top fixed mounting has spacing box body (116), spacing box body (116) top inside wall fixed mounting has four reset spring (117) of evenly arranging, four groups reset spring (117) bottom and sealed sliding plug (120) top fixed connection.
2. The intelligent internet of things hydrogen combination bottleneck valve control system of claim 1, wherein: the outer side wall of the sealing sliding plug (120) is uniformly provided with four limiting strips (121), the four limiting strips (121) are connected with the inner side wall of the limiting slide way (114) in a sliding mode, an exhaust channel (122) is formed inside the sealing sliding plug (120), one end of the exhaust channel (122) is matched with the exhaust hole (115), an exhaust pipe (118) is fixedly mounted at the upper end of the limiting box body (116), the exhaust pipe (118) penetrates through the upper wall of the limiting box body (116), and the other end of the exhaust channel (122) is matched with the lower end of the exhaust pipe (118).
3. The intelligent internet of things hydrogen combination bottleneck valve control system of claim 1, wherein: the two-way three-way electromagnetic valve (130) comprises a valve body shell (131), a trigger shell (132) is fixedly mounted on one side of the valve body shell (131), a power supply (133) is arranged on the other side of the trigger shell (132), two groups of arc magnets (134) are arranged inside the trigger shell (132), the magnetic poles of the two groups of arc magnets (134) are opposite, a connecting column (137) is arranged in the middle of the two groups of arc magnets (134), the connecting column (137) penetrates through the side wall, in contact with the trigger shell (132), of the valve body shell (131) in a sliding mode, a conductive coil (135) is wound on the connecting column (137) inside the trigger shell (132), the conductive coil (135) is electrically connected with the power supply (133), two groups of cylindrical stoppers (136) are fixedly mounted on the connecting column (137) inside the valve body shell (131), and the two groups of cylindrical stoppers (136) are in sliding connection with the inner side wall of the valve body shell (131) in a sealing mode, the valve body shell (131) is characterized in that an expansion spring (138) is fixedly mounted on the inner wall of one side of the valve body shell, and the other end of the expansion spring (138) is fixedly connected with the side wall of the cylindrical stop block (136).
4. The intelligent internet of things hydrogen combination bottleneck valve control system of claim 3, wherein: the outer side wall of the top of the valve body shell (131) is provided with a first communicating port (140) and a second communicating port (141) respectively, the first communicating port (140) and the second communicating port (141) are communicated with the inner cavity of the valve body shell (131), the first communicating port and the second communicating port (141) are two groups of cylindrical check blocks (136) are matched with the first communicating port (140) and the second communicating port (141) respectively, the outer side wall of the bottom of the valve body shell (131) is provided with a normal-open port (142), and the normal-open port (142) is communicated with the inner cavity of the valve body shell (131).
5. The intelligent internet of things hydrogen combination bottleneck valve control system of claim 4, wherein: the outer shell (200) comprises a bottle opening blocking storage box (210) and a threaded column (220), a cover body (211) is clamped at the top of the bottle opening blocking storage box (210), and eight groups of insertion holes (212) are formed in the top of the bottle opening blocking storage box (210).
6. The intelligent internet of things hydrogen combination bottleneck valve control system of claim 5, wherein: the detection device (100) further comprises a temperature measurement component (150), wherein the temperature measurement component (150) is composed of a temperature guide rod (151), a temperature sensor (152) and temperature sensing toner (153), the temperature guide rod (151) fixedly penetrates through a threaded column (220) and a cover body (211), the temperature guide rod (220) is located at the bottom of the threaded column (220), the temperature sensor (152) is arranged on the temperature guide rod (151), and the temperature sensing toner (153) is coated on the temperature guide rod (151) at the upper end of the cover body (211).
7. The intelligent internet of things hydrogen combination bottleneck valve control system of claim 5, wherein: the detection device (100) further comprises a pipeline assembly (180), the pipeline assembly (180) comprises an inflatable main pipe (181), the bottom end of the inflatable main pipe (181) is communicated with a second communication port (141), the inflatable main pipe (181) is fixedly penetrated through a threaded column (220), the pipeline assembly (180) further comprises an exhaust auxiliary pipe (182), the bottom end of the exhaust auxiliary pipe (182) is communicated with a first communication port (140), and the other end of the exhaust auxiliary pipe (182) is communicated with an exhaust hole (115).
8. The intelligent internet of things hydrogen combination bottleneck valve control system of claim 7, wherein: the pipeline assembly (180) further comprises a pressure inflation tube (183), the bottom end of the pressure inflation tube (183) is communicated with the memory alloy shell (111), and the top ends of the inflation main tube (181), the exhaust auxiliary tube (182) and the pressure inflation tube (183) are fixedly penetrated through the side wall of the bottle opening blocking storage box (210).
9. The intelligent internet of things hydrogen combination bottleneck valve control system of claim 7, wherein: the inflatable main pipe (181) positioned outside the storage box (210) with the blocked bottle mouth is provided with a flowmeter (160), and the storage box (210) with the blocked bottle mouth is internally provided with an Internet of things positioner (170).
10. The intelligent internet of things hydrogen combination bottleneck valve control system of claim 5, wherein: the outer side wall of the memory alloy shell (111) positioned at the bottom of the threaded column (220) is wrapped with heat insulation cotton (112).
CN202111481155.8A 2021-12-06 2021-12-06 Intelligent internet-of-things hydrogen combined bottle opening valve control system Active CN114217655B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111481155.8A CN114217655B (en) 2021-12-06 2021-12-06 Intelligent internet-of-things hydrogen combined bottle opening valve control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111481155.8A CN114217655B (en) 2021-12-06 2021-12-06 Intelligent internet-of-things hydrogen combined bottle opening valve control system

Publications (2)

Publication Number Publication Date
CN114217655A true CN114217655A (en) 2022-03-22
CN114217655B CN114217655B (en) 2022-08-09

Family

ID=80700029

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111481155.8A Active CN114217655B (en) 2021-12-06 2021-12-06 Intelligent internet-of-things hydrogen combined bottle opening valve control system

Country Status (1)

Country Link
CN (1) CN114217655B (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07187291A (en) * 1993-12-27 1995-07-25 Shibuya Kogyo Co Ltd Filling device
CN109780271A (en) * 2019-03-06 2019-05-21 上海舒井汽车***科技有限公司 A kind of M/W shape memory alloy wire control air valve
CN110836277A (en) * 2019-12-04 2020-02-25 上海舜华新能源***有限公司 Be applicable to integrated cylinder valve of 70MPa high pressure hydrogen
CN210290879U (en) * 2019-07-05 2020-04-10 厦门坤锦电子科技有限公司 Two-position three-way electromagnetic valve with automatic pressure relief function
CN112984157A (en) * 2021-02-05 2021-06-18 北京科泰克科技有限责任公司 Gas storage cylinder valve and hydrogen storage system
CN113090787A (en) * 2021-03-29 2021-07-09 马鞍山圣德力智能科技有限公司 High-safety memory alloy pressure release valve
CN113513705A (en) * 2021-05-13 2021-10-19 重庆凯瑞动力科技有限公司 High-pressure hydrogen combined bottle mouth valve for vehicle

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07187291A (en) * 1993-12-27 1995-07-25 Shibuya Kogyo Co Ltd Filling device
CN109780271A (en) * 2019-03-06 2019-05-21 上海舒井汽车***科技有限公司 A kind of M/W shape memory alloy wire control air valve
CN210290879U (en) * 2019-07-05 2020-04-10 厦门坤锦电子科技有限公司 Two-position three-way electromagnetic valve with automatic pressure relief function
CN110836277A (en) * 2019-12-04 2020-02-25 上海舜华新能源***有限公司 Be applicable to integrated cylinder valve of 70MPa high pressure hydrogen
CN112984157A (en) * 2021-02-05 2021-06-18 北京科泰克科技有限责任公司 Gas storage cylinder valve and hydrogen storage system
CN113090787A (en) * 2021-03-29 2021-07-09 马鞍山圣德力智能科技有限公司 High-safety memory alloy pressure release valve
CN113513705A (en) * 2021-05-13 2021-10-19 重庆凯瑞动力科技有限公司 High-pressure hydrogen combined bottle mouth valve for vehicle

Also Published As

Publication number Publication date
CN114217655B (en) 2022-08-09

Similar Documents

Publication Publication Date Title
CN101867029B (en) Anti-explosion exhaust structure of battery
CN114217655B (en) Intelligent internet-of-things hydrogen combined bottle opening valve control system
CN211719507U (en) Gas density relay and monitoring devices of full life intelligent monitoring
CN110416022A (en) A kind of multifunctional gas density monitor
CN110514995A (en) A kind of gas density relay and its method of calibration with online self checking function
CN111446110B (en) Gas density relay with intelligent monitoring of full service life and implementation method thereof
CN219800615U (en) External oil type metal corrugated oil storage cabinet
CN201514894U (en) Isothermal testing density relay
CN207336053U (en) A kind of low-temperature safety valve performance detecting system
CN102160919B (en) Method and device for testing performance of temperature sensitive extinguishing tube
WO2021115289A1 (en) Method for modifying gas density relay, and gas density relay having online self-checking function and checking method therefor
CN113079658B (en) Electrical cabinet with high-temperature early warning system
CN208750402U (en) A kind of sulfur hexafluoride gas micromanometer having aerification function
CN205842057U (en) Safety quick joint and joint parent, male joint for Gas Pipe
CN104457358B (en) High-temperature heat pipe cavity pressure real-time measurement system based on U-tube
CN202221507U (en) Protection device used for high-temperature camera system
CN211929383U (en) Gas density relay with online self-checking function and monitoring device
CN203836325U (en) Safety valve and flammable refrigerant air conditioning system
CN105373173A (en) Constant-temperature and constant-pressure cabin for mass storage device
CN201032392Y (en) Heat medium furnace expansion tank nitrogen seal voltage stabilizer
CN203703294U (en) Multi-protection emergency cut-off valve
CN209802565U (en) sulfur hexafluoride enclosed type combined electrical appliance
CN112628434B (en) Intelligent pressure release valve and use method thereof
CN108151951A (en) The anti-high pressure impact of transducer diaphragm and defroster
CN205879230U (en) Transformer oil temperature and pressure monitoring device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant