CN108844699A - A kind of hydrogen energy automobile pipeline self-checking unit - Google Patents

A kind of hydrogen energy automobile pipeline self-checking unit Download PDF

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Publication number
CN108844699A
CN108844699A CN201811007663.0A CN201811007663A CN108844699A CN 108844699 A CN108844699 A CN 108844699A CN 201811007663 A CN201811007663 A CN 201811007663A CN 108844699 A CN108844699 A CN 108844699A
Authority
CN
China
Prior art keywords
pressure test
outlet pipe
interface
outlet
energy automobile
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.)
Pending
Application number
CN201811007663.0A
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Chinese (zh)
Inventor
张广
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.)
Fuzhou Eifs Intelligent Technology Co Ltd
Original Assignee
Fuzhou Eifs Intelligent Technology 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
Priority to CN2018101839873 priority Critical
Priority to CN201810183987 priority
Application filed by Fuzhou Eifs Intelligent Technology Co Ltd filed Critical Fuzhou Eifs Intelligent Technology Co Ltd
Publication of CN108844699A publication Critical patent/CN108844699A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00Investigating fluid-tightness of structures
    • G01M3/02Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G01M3/28Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
    • G01M3/2807Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes
    • G01M3/2815Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes using pressure measurements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K15/00Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
    • B60K15/01Arrangement of fuel conduits
    • B60K15/013Arrangement of fuel conduits of gas conduits

Abstract

The invention discloses a kind of hydrogen energy automobile pipeline self-checking units,Including hydrogen storage battery,The hydrogen storage battery right end is fixedly connected with intake interface and outlet interface,The intake interface end seamless connection has admission line,The seamless connection of outlet interface end has outlet pipe,Fixation is connected with gas leak detection device on the outside of the intake interface and outlet interface end,Outlet pipe left end activity is connected with the first pressure test device,The first groove is provided on the right side of first pressure test device inner cavity,The outlet pipe activity is connected in the first groove,The second groove is provided in the middle part of first pressure test device inner cavity,Activity is connected with detection spring in second groove,The detection spring right end is fixedly connected with pressure contact,The outlet pipe end is seamlessly connected useful pneumatic module,The self-checking unit structure is simple,High sensitivity,It is easy to use,It is appropriate for popularity.

Description

A kind of hydrogen energy automobile pipeline self-checking unit
Technical field
The present invention relates to technical field of new energy, specially a kind of hydrogen energy automobile pipeline self-checking unit.
Background technique
An important developing direction of the hydrogen energy automobile as new-energy automobile, it is equal at home and abroad to have arrived huge concern With relevant research and development, wherein the security protection work of hydrogen storage battery is the key content of research, but about such as in existing device The content what carries out pipeline self-test the problems in is still insufficient for actual production and uses, while the consequence of hydrogen gas leakage is even more Extremely serious, for this purpose, we have proposed a kind of hydrogen energy automobile pipeline self-checking units, to solve the above problems.
Summary of the invention
The purpose of the present invention is to provide a kind of hydrogen energy automobile pipeline self-checking units, to solve to propose in above-mentioned background technique The problem of.
To achieve the above object, the present invention provides the following technical solutions:A kind of hydrogen energy automobile pipeline self-checking unit, including storage Hydrogen battery, the hydrogen storage battery right end are fixedly connected with intake interface and outlet interface, the intake interface end seamless connection There is admission line, the seamless connection of outlet interface end has outlet pipe, the intake interface and outlet interface end outside Fixed to be connected with gas leak detection device, outlet pipe left end activity is connected with the first pressure test device, and described first It is provided with the first groove on the right side of pressure test device inner cavity, the outlet pipe activity is connected in the first groove, first gas Pressure is provided with the second groove in the middle part of detection device inner cavity, and activity is connected with detection spring, the detection spring in second groove Right end is fixedly connected with pressure contact, and straight-bar is fixedly connected in the middle part of pressure contact left end, and the straight-bar left end is fixed to be connected It is connected to resistance contact head, first pressure test device inner cavity left end is fixedly connected with resistor disc and data processing circuit plate, institute It states resistance contact head upper end to fit closely with resistor disc lower end, the first pressure test device right end is fixedly connected with liquid crystal display Screen, outlet pipe end activity are connected with the second pressure test device, the structure of second pressure test device and the One pressure test device is identical, and the outlet pipe end is seamlessly connected useful pneumatic module.
Preferably, there are two the intake interface, outlet interface, outlet pipe and admission line are all provided with and in hydrogen storage battery Right end is symmetrical.
Preferably, the outlet pipe and admission line are vulcanized rubber pipeline.
Preferably, first pressure test device and the second pressure test device inner cavity are equipped with button cell.
Preferably, the resistor disc and data processing circuit plate are electrically in parallel with liquid crystal display.
Compared with prior art, the beneficial effects of the invention are as follows:The hydrogen energy automobile pipeline self-checking unit, by the way that air inlet is arranged The structure of interface, admission line, outlet interface, outlet pipe and gas leak detection device, having reached can not yet reach in hydrogen The effect leaked is just detected whether before combustion chamber, the danger that gas leaks can be minimized, it also can be as far as possible Early discovery is potentially dangerous;By the way that pressure contact, detection spring, the structure of resistor disc and data processing circuit plate is arranged, reach Having arrived can be by the digitized effect of pipeline air pressure, so as to which the number of the gas flowed out in pipeline be inferred to;Pass through setting The structure of first pressure test device and the second pressure test device has reached the effect that can compare the loine pressure at pipeline both ends Leakage phenomenon has occurred during gas transport away from explanation if excessive if numerical difference in fruit.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is the structural schematic diagram of the first pressure test device of the invention.
In figure:1 hydrogen storage battery, 11 intake interfaces, 12 outlet interfaces, 13 outlet pipes, 14 gas leak detection devices, 15 air inlets Pipeline, 2 first pressure test devices, 21 first grooves, 22 second grooves, 23 straight-bars, 24 resistance contact heads, 25 pressure contacts, 26 Pneumatic module is used in detection spring, 27 resistor discs, 28 data processing circuit plates, 29 liquid crystal displays, 3 second pressure test devices, 4.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of technical solution referring to FIG. 1-2,:A kind of hydrogen energy automobile pipeline self-checking unit, including hydrogen storage Battery 1,1 right end of hydrogen storage battery are fixedly connected with intake interface 11 and outlet interface 12,11 end of intake interface without Seam is connected with admission line 15, and 12 end of the outlet interface seamless connection has outlet pipe 13, the intake interface 11, outlet Interface 12, outlet pipe 13 and admission line 15 be all provided with there are two and, the outlet pipe symmetrical in 1 right end of hydrogen storage battery 13 and admission line 15 be vulcanized rubber pipeline, fixation is connected on the outside of the intake interface 11 and 12 end of outlet interface Gas leak detection device 14, the 13 left end activity of outlet pipe are connected with the first pressure test device 2, the first air pressure detection It is provided with the first groove 21 on the right side of 2 inner cavity of device, 13 activity of outlet pipe is connected in the first groove 21, first air pressure It is provided with the second groove 22 in the middle part of 2 inner cavity of detection device, activity is connected with detection spring 26, the detection in second groove 22 26 right end of spring is fixedly connected with pressure contact 25, and straight-bar 23 is fixedly connected in the middle part of 25 left end of pressure contact, described straight 23 left end of bar is fixedly connected with resistance contact head 24, and the 2 inner cavity left end of the first pressure test device is fixedly connected with resistor disc 27 With data processing circuit plate 28,24 upper end of resistance contact head is fitted closely with 27 lower end of resistor disc, the first air pressure detection 2 right end of device is fixedly connected with liquid crystal display 29, and the resistor disc 27 and data processing circuit plate 28 are and liquid crystal display 29 is electrically in parallel, and first pressure test device 2 and 3 inner cavity of the second pressure test device are equipped with button cell, it is described go out 13 end activity of feed channel is connected with the second pressure test device 3, the structure and the first air pressure of second pressure test device 3 Detection device 2 is identical, and 13 end of outlet pipe is seamlessly connected useful pneumatic module 4.
Working principle:
Firstly, hydrogen is stored into hydrogen storage battery 1 by admission line 15;
Then, when it is desired to be used, it is connected in gas engine by outlet interface 12, outlet pipe 13;
It is connect at this point, the gas leak detection device being clamped on the outside of intake interface 11 and outlet interface 12 can detect interface with pipeline The air seal situation at place, the first pressure test device 2 and the second pressure test device 3 can then detect and compare outlet pipe 13 The pipeline pressure at head and the tail both ends, to judge the appearance for whether having gas leak phenomenon during pipeline transportation.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (5)

1. a kind of hydrogen energy automobile pipeline self-checking unit, including hydrogen storage battery (1), it is characterised in that:Hydrogen storage battery (1) right end It is fixedly connected with intake interface (11) and outlet interface (12), intake interface (11) the end seamless connection has admission line (15), outlet interface (12) the end seamless connection has outlet pipe (13), the intake interface (11) and outlet interface (12) fixation is connected with gas leak detection device (14) on the outside of end, and outlet pipe (13) the left end activity is connected with the first gas It presses detection device (2), is provided with the first groove (21), the outlet pipe on the right side of the first pressure test device (2) inner cavity (13) activity is connected in the first groove (21), is provided with the second groove (22) in the middle part of the first pressure test device (2) inner cavity, Activity is connected with detection spring (26) in second groove (22), and detection spring (26) right end is fixedly connected with pressure touching Head (25), pressure contact (25) the left end middle part are fixedly connected with straight-bar (23), and straight-bar (23) left end is fixedly connected with Resistance contact head (24), the first pressure test device (2) inner cavity left end are fixedly connected with resistor disc (27) and data processing electricity Road plate (28), resistance contact head (24) upper end are fitted closely with resistor disc (27) lower end, first pressure test device (2) Right end is fixedly connected with liquid crystal display (29), and outlet pipe (13) the end activity is connected with the second pressure test device (3), the structure of second pressure test device (3) is identical with the first pressure test device (2), the outlet pipe (13) end is seamlessly connected useful pneumatic module (4).
2. a kind of hydrogen energy automobile pipeline self-checking unit according to claim 1, it is characterised in that:The intake interface (11), there are two outlet interface (12), outlet pipe (13) and admission line (15) are all provided with and symmetrical in hydrogen storage battery (1) right end Distribution.
3. a kind of hydrogen energy automobile pipeline self-checking unit according to claim 1 or 2, it is characterised in that:The outlet pipe (13) and admission line (15) is vulcanized rubber pipeline.
4. a kind of hydrogen energy automobile pipeline self-checking unit according to claim 1, it is characterised in that:The first air pressure detection Device (2) and the second pressure test device (3) inner cavity are equipped with button cell.
5. a kind of hydrogen energy automobile pipeline self-checking unit according to claim 1, it is characterised in that:The resistor disc (27) and Data processing circuit plate (28) is electrically in parallel with liquid crystal display (29).
CN201811007663.0A 2018-03-07 2018-08-31 A kind of hydrogen energy automobile pipeline self-checking unit Pending CN108844699A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN2018101839873 2018-03-07
CN201810183987 2018-03-07

Publications (1)

Publication Number Publication Date
CN108844699A true CN108844699A (en) 2018-11-20

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CN201811007663.0A Pending CN108844699A (en) 2018-03-07 2018-08-31 A kind of hydrogen energy automobile pipeline self-checking unit

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CN (1) CN108844699A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112092627A (en) * 2020-08-14 2020-12-18 东风柳州汽车有限公司 Automobile-used hydrogen leakage detection system

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CN2593161Y (en) * 2002-12-25 2003-12-17 上海华辰科技发展有限公司 Float mass-flow sensor
CN101015086A (en) * 2004-09-16 2007-08-08 丰田自动车株式会社 Fuel cell system and gas leak determination method for fuel cell system
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112092627A (en) * 2020-08-14 2020-12-18 东风柳州汽车有限公司 Automobile-used hydrogen leakage detection system

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