CN205468761U - Car with gas leak testing function - Google Patents
Car with gas leak testing function Download PDFInfo
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- CN205468761U CN205468761U CN201620118643.0U CN201620118643U CN205468761U CN 205468761 U CN205468761 U CN 205468761U CN 201620118643 U CN201620118643 U CN 201620118643U CN 205468761 U CN205468761 U CN 205468761U
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- gas
- gas concentration
- detection device
- automobile
- valve
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Abstract
The embodiment of the utility model provides a car with gas leak testing function, this car of includes gas leak testing system, power device and display device. Gas leak testing system includes: gas gas storage container, controlling means and a plurality of detection device. A plurality of detection device set up respectively gas gas storage container is used for detecting all around gas gas storage container gas concentration all around, a plurality of detection device with the gas concentration who detects send for and the controlling devic. Display device with a plurality of detection device electric connection, display device is used for showing a plurality of detection device's spatial position reaches the gas concentration that a plurality of detection device detected. The gas concentration that controlling means detected at at least one detection device reaches and controls when presetting gas concentration the valve is closed. Above -mentioned car can be convenient for maintain rapidly by demonstration leakage position when taking place the gas leakage.
Description
Technical field
This utility model relates to gas leakage technical field, has in particular to one
The automobile of gas leakage detection function.
Background technology
In the prior art, to have pollution relative to gasoline or diesel oil little and price is low in combustion gas
Advantage, combustion gas is also more and more extensive in the application of automotive field.But, the thing of combustion gas
Reason state makes combustion gas in use may produce leakage, and then has influence on driver
Life security.Prior art exists the device or method detecting combustion gas, but
Because gas leakage position is not easy to easily find, cause gas leakage cannot obtain effectively and
Time prevention, it is more likely that the life of driver is threatened.How to send out at gas leakage
It is quickly found out leak position so that safeguarding timely, for those skilled in the art time raw
Speech is the anxious technical issues that need to address.
Utility model content
In order to overcome above-mentioned deficiency present in prior art, to be solved in the utility model
Technical problem be to provide one can when there is gas leakage display it may happen that leak position
The automobile of confidence breath.
This utility model embodiment provides a kind of automobile with gas leakage detection function, should
Automobile includes gas leakage detecting system, power set and display device.Described gas leakage
Detecting system includes: combustion gas air container, control device and multiple detection device.Described many
Individual detection device is electrically connected with described control device respectively.Described combustion gas air container is arranged
Housing in container in one, described combustion gas air container includes valve QI KOU and valve.Described valve gas
Mouth is connected with described power set by conduit, and described combustion gas air container passes through described conduit
Supplying for described power set, described valve is arranged in described valve QI KOU.Described control fills
Putting and be electrically connected with described valve, described control device is by valve gas described in described Valve controlling
The duty of mouth.The plurality of detection device is separately positioned on described combustion gas air container four
Week is for detecting the gas concentration of described combustion gas air container surrounding, the plurality of detection device
The gas concentration detected is sent to described control device.Described display device is with described many
Individual detection device is electrically connected with, and described display device is for showing the plurality of detection device
The gas concentration that locus and the plurality of detection device detect.
Further, device is controlled described in the above-mentioned automobile with gas leakage detection function
When the gas concentration that at least one detection device described detects reaches to preset gas concentration
Control at least one detection device described in described valve closing and described display device record corresponding
Locus and temporal information.
Further, gas leakage described in the above-mentioned automobile with gas leakage detection function
Detecting system also includes: exhaust apparatus.It is provided with steam vent on described accommodating container.Described
Exhaust apparatus is electrically connected with described control device.Described control device described at least one
The gas concentration that detection device detects reaches to control during described default gas concentration described aerofluxus
Device works, and combustion gas is discharged described accommodating container by described steam vent by described exhaust apparatus.
Further, exhaust apparatus described in the above-mentioned automobile with gas leakage detection function
It it is an air extractor.Described air extractor is arranged on outside described accommodating container, described in bleed dress
Put and include air pump and exhaust tube.One end of described exhaust tube is connected with described vent hole seal,
The other end of described exhaust tube is connected with described air pump.
Further, exhaust apparatus described in the above-mentioned automobile with gas leakage detection function
Being an exhaust fan, described exhaust fan is arranged on described steam vent.
Further, gas leakage described in the above-mentioned automobile with gas leakage detection function
Detecting system also includes: alarm device.Described alarm device electrically connects with described control device
Connect.The gas concentration that described control device detects at least one detection device described reaches
Control described alarm device during described default gas concentration to report to the police.
Further, alarm device described in the above-mentioned automobile with gas leakage detection function
For at least one in buzzer, warning light and voice prompting device.
Further, device is controlled described in the above-mentioned automobile with gas leakage detection function
Use chip microcontroller.
Further, multiple detections described in the above-mentioned automobile with gas leakage detection function
Device includes gas concentration sensor and sample circuit respectively.Described gas concentration sensor and institute
State sample circuit to be electrically connected with, the combustion gas that described gas sensor is gathered by described sample circuit
Concentration is converted to the signal of telecommunication.
Further, valve described in the above-mentioned automobile with gas leakage detection function is electricity
Magnet valve.
Hinge structure, this utility model has the advantages that and stores up in described combustion gas
The surrounding of air-capacitor device arranges multiple detection device, the combustion that the plurality of detection device will detect
Gas concentration and locus are sent to display device.When at least one of which detection device detection
Gas concentration reaches to control described valve closing when presetting gas concentration, and automobile halts,
Driver can be easily found leakage point by display device and be keeped in repair.
Accompanying drawing explanation
For clearer explanation this utility model embodiment or technical side of the prior art
Case, will make simple to the accompanying drawing used required in embodiment or description of the prior art below
Introduce, it should be apparent that, the accompanying drawing in describing below is only realities more of the present utility model
Execute example, for those of ordinary skill in the art, in the premise not paying creative work
Under, it is also possible to other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 be this utility model specific embodiment provide there is gas leakage detection function
One of vehicle structure schematic block diagram.
Fig. 2 be this utility model specific embodiment provide there is gas leakage detection function
The two of vehicle structure schematic block diagram.
Fig. 3 is sample circuit in the automobile with gas leakage detection function that Fig. 2 provides
A kind of circuit structure diagram.
Wherein, reference is summarized as follows:
Automobile 10;Gas leakage detecting system 100;Combustion gas air container 110;Valve QI KOU
112;Valve 114;Detection device 120;Gas concentration sensor 121;Sample circuit 122;
Detecting element 1221;Compensating element, 1222;First compensates resistance 1223;Second compensates electricity
Resistance 1224;Control device 130;Accommodating container 140;Exhaust apparatus 150;Alarm device
160;Power set 200;Display device 300.
Detailed description of the invention
How to be quickly found out leak position when gas leakage occurs so that safeguarding timely,
It is the anxious technical issues that need to address to those skilled in the art.
In view of this, this utility model embodiment provides one to have gas leakage detection function
Automobile, this automobile includes gas leakage detecting system, power set and display device.Institute
State gas leakage detecting system to include: combustion gas air container, control device and multiple detection dress
Put.The plurality of detection device is electrically connected with described control device respectively.Described combustion gas is stored up
Air-capacitor device is arranged at one and houses in container, and described combustion gas air container includes valve QI KOU and valve.
Described valve QI KOU is connected with described power set by conduit, and described combustion gas air container is passed through
Described conduit is described power set supply, and described valve is arranged in described valve QI KOU.Institute
Stating control device to be electrically connected with described valve, described control device passes through described Valve controlling
The duty of described valve QI KOU.The plurality of detection device is separately positioned on described combustion gas storage
Air-capacitor device surrounding is for detecting the gas concentration of described combustion gas air container surrounding, the plurality of
The gas concentration detected is sent to described control device by detection device.Described display device
Being electrically connected with the plurality of detection device, described display device is used for showing the plurality of inspection
The gas concentration that the locus of survey device and the plurality of detection device detect.Described control
The gas concentration that device processed detects at least one detection device reaches to preset gas concentration
Time control described valve closing.Surrounding in described combustion gas air container arranges multiple detection dress
Putting, the gas concentration detected and locus are sent to display by the plurality of detection device
Device.When at least one of which detection device detection gas concentration reaches to preset gas concentration
Controlling described valve closing, automobile halts, and driver can pass through display device
Easily find leakage point and keep in repair.
Below by specific embodiment and combine accompanying drawing and this utility model is done further in detail
Thin description.
With reference to Fig. 1 and Fig. 2, this utility model specific embodiment provides one to have combustion gas and lets out
The automobile 10 of missing inspection brake, this automobile 10 can include gas leakage detecting system 100,
Power set 200 and display device 300.Described gas leakage detecting system 100 can be wrapped
Include: for storing the combustion gas air container 110 of combustion gas, for detecting storage gas concentration
Detection device 120 and control device 130.Described detection device 120 and described control device
130 are electrically connected with, and described electric connection can be to use wire to be directly connected to can also be to adopt
Wirelessly carry out signal of telecommunication connection (such as: radio communication).Described gas leakage is examined
Examining system 100 can also include that one houses container 140, and described combustion gas air container 110 sets
It is placed in described accommodating container 140.Described combustion gas air container 110 includes valve QI KOU 112
And valve 114, described valve QI KOU 112 is connected with described power set 200 by conduit,
Described combustion gas air container 110 is that described power set 200 supply by described conduit.Institute
State valve 114 to be arranged in described valve QI KOU 112, the on or off of described valve QI KOU 112
By described valve 114 control realization.The plurality of detection device 120 is separately positioned on institute
State combustion gas air container 110 surrounding for detecting the combustion of described combustion gas air container 110 surrounding
Gas concentration.The gas concentration detected is sent to described control by the plurality of detection device 120
Device 130 processed.
Described display device 200 is electrically connected with the plurality of detection device 120, described aobvious
Showing device 200 is for showing the locus residing for the plurality of detection device 120 and described
The gas concentration that multiple detection devices 120 detect.Described control device 130 is at least one
The gas concentration that individual detection device 120 detects controls described when reaching to preset gas concentration
Valve 114 is closed.In this specific embodiment, the various functions of described control device 130
Single-chip microcomputer (Microcontrollers) can be passed through realize.Described valve 114 can be adopted
Realize with electromagnetic valve.
In this specific embodiment, described gas leakage detecting system 100 can be arranged on institute
State in the boot of automobile 10.Described power set 200 are the electromotor of described automobile 10.
The combustion gas that described control device 130 detects at least one detection device 120 described
Concentration control when reaching to preset gas concentration described display device 200 record described at least one
The locus of individual detection device 120 correspondence and temporal information.Specifically, concrete real at this
Executing in example, described display device 200 is the display screen of described automobile 10 driver's cabin, described aobvious
Showing device is in the locus shown residing for the plurality of detection device 120 and the plurality of inspection
When surveying the gas concentration that device 120 detects, described display device also shows that combustion gas gas storage is held
Device 110 and accommodating container 140, in described automobile 10 location, facilitate driver accurate
Find gas leakage point.
In this specific embodiment, described combustion gas air container 110 stores the physics shape of combustion gas
State can be liquid (such as: liquefied natural gas (Liquefied Natural Gas), being called for short LNG)
Can also be that gaseous state (such as: compressed natural gas (Compressed Natural Gas), is called for short
CNG).The shape of described combustion gas air container 110 can be tank body, described combustion gas gas storage
The material of container 110 can be rustless steel, carbon steel rustless steel and alloy material rustless steel, institute
The structure stating combustion gas air container 110 can be vertical or horizontal.Described combustion gas gas storage is held
Device 110 is fixedly installed in described accommodating container 140.
In this specific embodiment, further, described Combustible gas detection system can also include
Exhaust apparatus 150, is additionally provided with steam vent on described accommodating container 140 simultaneously.Described
Exhaust apparatus 150 is electrically connected with described control device 130, and described control device 130 exists
The gas concentration that described detection device 120 detects reaches to control during described default gas concentration
Described exhaust apparatus 150 works, described exhaust apparatus 150 by described steam vent by combustion gas
Discharge described accommodating container 140.Specifically, the quantity of described steam vent can be one also
Can be multiple, the shape of described steam vent can be circular, square and other shape, excellent
Selection of land, the quantity of described steam vent is one, described steam vent generally circular in shape.
In a kind of embodiment of this specific embodiment, described exhaust apparatus 150 can be
One air extractor (such as: vacuum air pump), described air extractor is arranged on described accommodating
The outside of container 140, described air extractor can include air pump and exhaust tube, described in take out
Air pump is for being retracted to described accommodating container 140 in described accommodating container 140 for combustion gas
Thering is provided power, described exhaust tube is for being retracted to institute for combustion gas in described accommodating container 140
State and provide passage outside accommodating container 140.One end of described exhaust tube and described vent hole seal
Connecting, the other end of described exhaust tube is connected with described air pump.Described control device 130
Being electrically connected with described air pump, described control device 130 is examined at described detection device 120
The gas concentration measured reaches to control the work of described air pump, institute during described default gas concentration
State the combustion gas that combustion gas air container 110 leaks in described accommodating container 140 to take out via described
Trachea is discharged described accommodating container 140.
In the another embodiment of this specific embodiment, described exhaust apparatus 150 also may be used
Think that an exhaust fan, described exhaust fan are arranged on described steam vent.When described detection device 120
When the gas concentration detected reaches described default gas concentration, described control device 130 is controlled
Making the work of described exhaust fan, described exhaust fan rotates and produces air-flow, and described air-flow drives described
Combustion gas air container 110 leaks into the combustion gas in described accommodating container 140 via described aerofluxus
Hole is discharged to, outside described accommodating container 140, reduce the combustion gas in described accommodating container 140
Concentration.
In other specific embodiment of the present utility model, described gas leakage detecting system
100 can also control the valve 114 in described combustion gas air container 110 in the following way
Close.Specifically, the gas concentration detected at described detection device 120 reaches described pre-
If during gas concentration, described control device 130 first controls described exhaust apparatus 150 and works,
Described combustion gas air container 110 is leaked into described accommodating container by described exhaust apparatus 150
Combustion gas in 140 is discharged.After described exhaust apparatus 150 works a Preset Time, if
The gas concentration that described combustion gas air container 110 leaks in described accommodating container 140 is less than
During described default gas concentration, described control device 130 will not change described valve 114
Duty.After described exhaust apparatus 150 works a Preset Time, if described combustion
The gas concentration that gas air container 110 leaks in described accommodating container 140 still can reach
During described default gas concentration, described control device 130 will control described valve 114 and close.
In this specific embodiment, described gas leakage detecting system 100 can also include:
Alarm device 160, described alarm device 160 is electrically connected with described control device 130,
Described control device 130 reaches described at the gas concentration that described detection device 120 detects
Control described alarm device 160 when presetting gas concentration to report to the police.Described alarm device 160 sets
Put on described accommodating container 140 outer wall to arouse attention and processing gas leakage in time, anti-
The potential safety hazard that only gas leakage brings.Specifically, described alarm device 160 can be honeybee
One of ring device, warning light and voice announcer, in order to preferably play the effect institute of warning
Stating alarm device 160 can also be any group in buzzer, warning light and voice announcer
Close.
Described detection device 120 can include gas concentration sensor 121 and sample circuit
122, wherein, described gas concentration sensor 121 is electrically connected with described sample circuit 122,
The gas concentration that described gas sensor gathers is converted to the signal of telecommunication by described sample circuit 122
(such as, magnitude of voltage).Described sample circuit 122 is by described gas concentration sensor 121
The signal of telecommunication obtained is sent to described control device 130.Described default gas concentration, at this
Being a numerical value in specific embodiment, described numerical value is that described sample circuit 122 presets combustion at this
The signal of telecommunication (such as, magnitude of voltage) that gas concentration down-sampling obtains.
In this specific embodiment, described gas concentration sensor 121 is combustable gas concentration
Sensor 121, described combustable gas concentration sensor 121 is to utilize refractory metal platinum filament line
Resistance change after circle heating measures combustable gas concentration.When fuel gas enters sensing
During device, cause oxidation reaction (flameless combustion) at platinum filament coil surface, its heat produced
The temperature making platinum filament raises, and the resistivity of platinum filament just changes thus its resistance value is followed
Change.Specifically, described combustable gas concentration sensor 121 be wrap on platinum filament coil with
Aluminium oxide and binding agent are formed spherical, form through oversintering, are covered with platinum, palladium at its outer surface
Deng the catalyst of rare metal, traditionally the element obtained through above-mentioned process is referred to as black unit
Part.Otherwise, its outer surface does not coat the catalyst of the rare metal such as platinum, palladium, referred to as
White element.
With reference to Fig. 3, this specific embodiment provides the circuit structure of a kind of sample circuit 122
Schematic diagram, described sample circuit 122 includes: detecting element 1221, compensating element, 1222,
First compensates resistance 1223 and second compensates resistance 1224.Wherein, described detecting element 1221
Above mentioned black element, described compensating element, 1222 is used to use above mentioned white unit
Part, the resistance of described detecting element 1221 is identical with the resistance of described compensating element, 1222,
The resistance that described first compensation resistance 1223 and described second compensates resistance 1224 is identical.Institute
State detecting element 1221 and be connected on running voltage Vs and GND with described compensating element, 1222
Between, described first compensation resistance 1223 and the second compensation resistance 1224 are also connected on work
Between voltage Vs and GND.At described detecting element 1221 and described compensating element, 1222
Between draw the first outfan, compensate resistance 1223 described first and compensate electricity with described second
The second outfan is drawn, between described first outfan and the second outfan between resistance 1224
Electric potential difference is output voltage V.
During gas concentration detects, fuel gas is at the platinum filament of described detecting element 1221
Coil surface generation combustion reaction, produces heat, makes the temperature of described platinum filament coil raise,
Described platinum filament coil resistance is caused to increase owing to temperature raises so that described detecting element 1221
Dividing potential drop become big.Wherein, the temperature of platinum filament coil and described spy in described detecting element 1221
Survey the gas concentration at detecting location residing for element 1221 to be correlated with.Gas concentration is big, described spy
Surveying the temperature of platinum filament coil in element 1221 high, the dividing potential drop of described detecting element 1221 is the biggest,
The value of the output voltage V between described first outfan and the second outfan is also the biggest.Described
Output voltage V between first outfan and the second outfan, can react tested combustible gas
The gas concentration of body.
Described detection device 120 can be arranged on the inwall of described accommodating container 140 or
It is arranged in described combustion gas air container 110.Preferably, described detection device 120 is arranged
On the inwall of described accommodating container 140.In order to make described detection device 120 in described combustion
Gas air container 110 occurs the early stage of gas leakage to detect, described detection device
120 are arranged on the position (such as: valve QI KOU 112 position) being susceptible to leakage,
In this specific embodiment, described detection device 120 is close to described valve QI KOU 112 position and arranges.
In sum, the surrounding in described combustion gas air container arranges multiple detection device, institute
State multiple detection device and the gas concentration detected and locus are sent to display device.
Institute is controlled when at least one of which detection device detection gas concentration reaches to preset gas concentration
Stating valve closing, automobile halts, and driver can be looked for easily by display device
To leakage point and keep in repair.
It should be noted that each embodiment in this specification all uses the mode gone forward one by one to retouch
Stating, what each embodiment stressed is the difference with other embodiments, and each is real
Execute identical similar part between example to see mutually.
The foregoing is only preferred embodiment of the present utility model, be not limited to this
Utility model, for a person skilled in the art, this utility model can have various more
Change and change.All within spirit of the present utility model and principle, any amendment of being made,
Equivalent, improvement etc., within should be included in protection domain of the present utility model.Should note
Meaning arrives: similar label and letter represent similar terms in following accompanying drawing, therefore, once
A certain Xiang Yi accompanying drawing is defined, then need not it is entered in accompanying drawing subsequently
One step definition and explanation.
In description of the present utility model, it should be noted that term " " center ", " on ",
The orientation of the instruction such as D score, "left", "right", " vertically ", " level ", " interior ", " outward " or position
Relation of putting is based on orientation shown in the drawings or position relationship, or this utility model product
The orientation usually put during use or position relationship, be for only for ease of description this utility model
Describe rather than indicate or imply that the device of indication or element must have specifically with simplifying
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to of the present utility model
Limit.Describe additionally, term " first ", " second ", " the 3rd " etc. are only used for distinguishing, and
It is not intended that instruction or hint relative importance.
In description of the present utility model, in addition it is also necessary to explanation, unless otherwise clear and definite rule
Fixed and limit, term " is arranged ", " installation ", " being connected ", " connection " should be interpreted broadly,
Connect for example, it may be fixing, it is also possible to be to removably connect, or be integrally connected;Can
To be mechanical connection, it is also possible to be electrical connection;Can be to be joined directly together, it is also possible in by
Between medium be indirectly connected to, can be the connection of two element internals.Common for this area
For technical staff, concrete in this utility model of above-mentioned term can be understood with concrete condition
Implication.
Claims (10)
- null1. an automobile with gas leakage detection function,It is characterized in that,Described automobile includes gas leakage detecting system、Power set and display device,Described gas leakage detecting system includes: combustion gas air container、Control device and multiple detection device,The plurality of detection device is electrically connected with described control device respectively,Described combustion gas air container is arranged at one and houses in container,Described combustion gas air container includes valve QI KOU and valve,Described valve QI KOU is connected with described power set by conduit,Described combustion gas air container is that described power set supply by described conduit,Described valve is arranged in described valve QI KOU,Described control device is electrically connected with described valve,Described control device is by the duty of valve QI KOU described in described Valve controlling,The plurality of detection device is separately positioned on described combustion gas air container surrounding for detecting the gas concentration of described combustion gas air container surrounding,The gas concentration detected is sent to described control device by the plurality of detection device,Described display device is electrically connected with the plurality of detection device,The gas concentration that described display device detects for the locus and the plurality of detection device that show the plurality of detection device.
- There is the automobile of gas leakage detection function the most as claimed in claim 1, it is characterised in that: described control device controls locus corresponding at least one detection device described in described valve closing and described display device record and temporal information when the gas concentration that at least one detection device detects reaches to preset gas concentration.
- There is the automobile of gas leakage detection function the most as claimed in claim 2, it is characterized in that, described gas leakage detecting system also includes: exhaust apparatus, it is provided with steam vent on described accommodating container, described exhaust apparatus is electrically connected with described control device, described control device controls the work of described exhaust apparatus when at least one detection gas concentration of detecting of device described reaches described default gas concentration, and combustion gas is discharged described accommodating container by described steam vent by described exhaust apparatus.
- There is the automobile of gas leakage detection function the most as claimed in claim 3, it is characterized in that: described exhaust apparatus is an air extractor, described air extractor is arranged on outside described accommodating container, described air extractor includes air pump and exhaust tube, one end of described exhaust tube is connected with described vent hole seal, and the other end of described exhaust tube is connected with described air pump.
- There is the automobile of gas leakage detection function the most as claimed in claim 3, it is characterised in that: described exhaust apparatus is an exhaust fan, and described exhaust fan is arranged on described steam vent.
- There is the automobile of gas leakage detection function the most as claimed in claim 2, it is characterized in that, described gas leakage detecting system also includes: alarm device, described alarm device is electrically connected with described control device, and described control device controls described alarm device when the gas concentration that at least one detection device described detects reaches described default gas concentration and reports to the police.
- There is the automobile of gas leakage detection function the most as claimed in claim 6, it is characterised in that: described alarm device is at least one in buzzer, warning light and voice prompting device.
- There is the automobile of gas leakage detection function the most as claimed in claim 1, it is characterised in that: described control device uses chip microcontroller.
- There is the automobile of gas leakage detection function the most as claimed in claim 1, it is characterized in that: the plurality of detection device includes gas concentration sensor and sample circuit respectively, described gas concentration sensor is electrically connected with described sample circuit, and the gas concentration that described gas concentration sensor gathers is converted to the signal of telecommunication by described sample circuit.
- There is the automobile of gas leakage detection function the most as claimed in claim 1, it is characterised in that: described valve is electromagnetic valve.
Priority Applications (1)
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CN201620118643.0U CN205468761U (en) | 2016-02-05 | 2016-02-05 | Car with gas leak testing function |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620118643.0U CN205468761U (en) | 2016-02-05 | 2016-02-05 | Car with gas leak testing function |
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CN201620118643.0U Expired - Fee Related CN205468761U (en) | 2016-02-05 | 2016-02-05 | Car with gas leak testing function |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107054064A (en) * | 2017-01-17 | 2017-08-18 | 深圳明创自控技术有限公司 | A kind of vehicle-mounted gas bomb state monitoring apparatus |
CN110709684A (en) * | 2017-06-06 | 2020-01-17 | 川崎重工业株式会社 | Gas leak detection system and gas leak detection method |
-
2016
- 2016-02-05 CN CN201620118643.0U patent/CN205468761U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107054064A (en) * | 2017-01-17 | 2017-08-18 | 深圳明创自控技术有限公司 | A kind of vehicle-mounted gas bomb state monitoring apparatus |
CN110709684A (en) * | 2017-06-06 | 2020-01-17 | 川崎重工业株式会社 | Gas leak detection system and gas leak detection method |
CN110709684B (en) * | 2017-06-06 | 2021-09-10 | 川崎重工业株式会社 | Gas leak detection system and gas leak detection method |
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Granted publication date: 20160817 Termination date: 20180205 |
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