CN204099893U - A kind of LNG filling machine - Google Patents
A kind of LNG filling machine Download PDFInfo
- Publication number
- CN204099893U CN204099893U CN201420542412.3U CN201420542412U CN204099893U CN 204099893 U CN204099893 U CN 204099893U CN 201420542412 U CN201420542412 U CN 201420542412U CN 204099893 U CN204099893 U CN 204099893U
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- Prior art keywords
- explosion
- filling machine
- proof
- flowmeter
- controller
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- Expired - Fee Related
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
A kind of LNG filling machine, comprise frame, flowmeter, air filling gun, air filling gun suspension arrangement, safety valve, suction port, filter, solenoid valve, pressure transducer, explosion-proof control gear, controller, connecting pipeline, liquid crystal input display window, mini-printer, flowmeter, liquid crystal system input display window, mini-printer includes CAN transceiver, CAN communication interface, controller comprises power module, flow comparison module, explosion-proof control gear comprises Anti-burst control box, flame-proof joint box, explosion-proof combustible gas detector, explosion-proof combustible gas detector is arranged on frame bottom outside, suction port is connected with solenoid valve by filter, and safety valve to be arranged on bottom frame and to be connected with one end of the aerating pipeline of air filling gun, and solenoid valve is connected with controller with safety valve, pressure transducer is connected with flowmeter.Filling machine of the present utility model have improve efficiency of transmission in control system between unit, avoid because of interior leakage conductance cause metering inaccurate, also can improve the Security on operation uses simultaneously.
Description
Technical field
The utility model relates to combustion gas filling field, particularly a kind of LNG filling machine.
Background technique
Rock gas is used as fuel for motor vehicle more and more as a kind of clean energy resource, adds the needs of natural gas injection in order to meet natural gas engine motor-car, has been provided with the gas station that rock gas is special.LNG (LNG Liquefied natural gas) automobile is a kind of novel environment friendly automobile grown up after CNG (compressed natural gas) and LPG (liquefied petroleum gas (LPG)) automobile; Compared with CNG, there is higher fuel density, low, the required fuel tank of pressure is far away from heavy and light, vehicle travel, self transport also facilitates, existing filling machine generally includes: casing, air admission unit, air filling gun, positive-pressure explosion-proof control gear, batching unit, display unit, control unit, mutual communication mode wherein between batching unit, display unit, control unit usually adopts RS232 to communicate, but adopts this communication mode easily to damage the chip of control unit because signal level value is higher and transfer rate is also lower; Meanwhile, the explosion-proof tank that positive-pressure explosion-proof control gear is usually arranged on the lower gas pipeline of filling machine is inner, Security and maintainability lower, in order to improve explosion-proof security, usually need the circuit that the fund of at substantial, time design research and development are more senior; In order to control needs, existing LNG filling machine is normally by the valve of various ways, easily cause its sealing effect not good when there is impurity at the sealing surface place of valve or is subject to breakage, in the normal process used, also there will be the situation of leaking in the appearance of LNG filling machine, cause the inaccurate of metering.
Model utility content
The purpose of this utility model is the deficiency overcoming the existence of above-mentioned prior art, a kind of LNG filling machine is provided, so improve efficiency of transmission in control system between unit, avoid because of interior leakage conductance cause metering inaccurate, also can improve the Security on operation uses simultaneously.
In order to achieve the above object, the technological scheme that provides of the utility model is as follows:
A kind of LNG filling machine, comprise frame, flowmeter, air filling gun, air filling gun suspension arrangement, safety valve, suction port, filter, solenoid valve, pressure transducer, explosion-proof control gear, controller, connecting pipeline, liquid crystal input display window, mini-printer, it is characterized in that: described air filling gun can be arranged on described aerating suspension arrangement with living, described air filling gun suspension arrangement is arranged in described frame, described flowmeter, described liquid crystal system input display window, described mini-printer includes CAN transceiver, CAN communication interface, described controller by CAN respectively with described flowmeter, described liquid crystal input display window, the CAN communication interface of described mini-printer is connected, described controller comprises power module, flow comparison module, described flow comparison module is connected with described flowmeter, described explosion-proof control gear is connected with described controller, and described explosion-proof control gear comprises Anti-burst control box, flame-proof joint box, explosion-proof combustible gas detector, and described explosion-proof combustible gas detector is arranged on described frame bottom outside, described suction port is connected with described solenoid valve by filter, and described safety valve to be arranged on bottom frame and to be connected with one end of the aerating pipeline of described air filling gun, and described solenoid valve is connected with described controller with described safety valve, described pressure transducer is connected with described flowmeter.
As the technological scheme of further improvement of the utility model, described air filling gun is connected with filling machine by an aerating flexible pipe, and air filling gun is also equipped with an antiaircraft flexible pipe, and described antiaircraft flexible pipe is connected with air purge system; The object of such design is that blowing down filling machine interface when being deactivated state freezes or frosting.
As the technological scheme of further improvement of the utility model, described connecting pipeline comprises generic connectivity pipeline, return line, blowing pipeline; The object of such design is: arranging return line is to unload the pressurized gas put in vehicle-mounted bottle, arranges for blowing down air filling gun and the frost and snow added on gas port or pollutant when blowing down pipeline, guarantee sealing and convenient operation.
As the technological scheme of further improvement of the utility model, filling machine also comprises breaking device and voltage stabilizer, and described breaking device comprises flexible pipe, and when flexible pipe is pulled off, automatic breaking goes out air lock valve, makes filling machine be in urgent guard mode; The object of such design is to improve filling machine Security in use further, eliminates the damage causing filling machine when powering unstable simultaneously.
In sum, the utility model has following beneficial effect: adopt above-mentioned filling machine, improve on the one hand the efficiency of transmission in control system between unit, avoid because of interior leakage conductance cause metering inaccurate, also can improve the Security on operation uses on the other hand simultaneously; Greatly reduce design cost.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of the utility model filling machine.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
A kind of LNG filling machine, comprise frame 1, flowmeter 2, air filling gun 3, air filling gun suspension arrangement 4, safety valve 5, suction port 6, filter 7, solenoid valve 8, pressure transducer 9, explosion-proof control gear, controller 10, connecting pipeline 11, liquid crystal input display window 12, mini-printer 13, described air filling gun can be arranged on described aerating suspension arrangement with living, described air filling gun suspension arrangement is arranged in described frame, described flowmeter, described liquid crystal system input display window, described mini-printer includes CAN transceiver, CAN communication interface, described controller 10 by CAN respectively with described flowmeter 2, described liquid crystal input display window 12, the CAN communication interface of described mini-printer 13 is connected, described controller comprises power module, flow comparison module, described flow comparison module is connected with described flowmeter, described explosion-proof control gear is connected with described controller, and described explosion-proof control gear comprises Anti-burst control box 14, flame-proof joint box 15, explosion-proof combustible gas detector 16, and described explosion-proof combustible gas detector is arranged on described frame bottom outside, described suction port is connected with described solenoid valve by filter, and described safety valve to be arranged on bottom frame and to be connected with one end of the aerating pipeline of described air filling gun, and described solenoid valve is connected with described controller with described safety valve, described pressure transducer is connected with described flowmeter, described air filling gun is connected with filling machine by an aerating flexible pipe, and air filling gun is also equipped with an antiaircraft flexible pipe, and described antiaircraft flexible pipe is connected with air purge system, described connecting pipeline comprises generic connectivity pipeline, return line, blowing pipeline, filling machine also comprises breaking device and voltage stabilizer, and described breaking device comprises flexible pipe, and when flexible pipe is pulled off, automatic breaking goes out air lock valve, makes filling machine be in urgent guard mode.
Filling machine is arranged on eminence ground 200mm length and width is monolateral is greater than filling machine base length and the smooth position of width 300-400mm respectively; installation foundation should by the reserved air defense of filling machine base inner wall; so that the blackout estrangement of filling machine connects; ground electrode should be left in concrete pedestal simultaneously; use copper conductor as ground fault protection line, be connected with the cylinder manifold of filling machine.In the process that operation uses, during aerating, air filling gun is connected on refueling mouth, the instruction of controller receiving station Ore-controlling Role, control corresponding valve, LNG is made to enter motor vehicle reservoir by aerating pipeline, intelligent flow transmitter by the parameter transmission in pipeline to controller, after controller processes, corresponding control signal is transmitted on the one hand to station Ore-controlling Role, send instruction to liquid crystal input display window and mini-printer on the other hand, make aerating information in the display of liquid crystal input display window, and get invoice by mini-printer; Utilize flow comparison module can by the flow value that collects compared with setting value, if find, the flow value collected be less than setting value, so sends signal by controller to explosion-proof combustible gas detector, carries out inner hexagon.
It is more than preferred embodiment of the present utility model, by above-mentioned description, relevant staff can draw other various forms of products under enlightenment of the present utility model, the practical habit of Fan Yiben is applied for a patent equalization change that method scope does and is modified, and all should belong to covering scope of the present utility model.
Claims (4)
1. a LNG filling machine, comprises frame (1), flowmeter (2), air filling gun (3), air filling gun suspension arrangement (4), safety valve (5), suction port (6), filter (7), solenoid valve (8), pressure transducer (9), explosion-proof control gear, controller (10), connecting pipeline (11), liquid crystal input display window (12), mini-printer (13), described air filling gun can be arranged on described aerating suspension arrangement with living, and described air filling gun suspension arrangement is arranged in described frame, described flowmeter, described liquid crystal system input display window, described mini-printer includes CAN transceiver, CAN communication interface, described controller (10) by CAN respectively with described flowmeter (2), described liquid crystal input display window (12), the CAN communication interface of described mini-printer (13) is connected, and described controller comprises power module, flow comparison module, described flow comparison module is connected with described flowmeter, described explosion-proof control gear is connected with described controller, described explosion-proof control gear comprises Anti-burst control box (14), flame-proof joint box (15), explosion-proof combustible gas detector (16), and described explosion-proof combustible gas detector is arranged on described frame bottom outside, described suction port is connected with described solenoid valve by filter, and described safety valve to be arranged on bottom frame and to be connected with one end of the aerating pipeline of described air filling gun, and described solenoid valve is connected with described controller with described safety valve, described pressure transducer is connected with described flowmeter.
2. a kind of LNG filling machine according to claim 1, it is characterized in that: described air filling gun is connected with filling machine by an aerating flexible pipe, air filling gun is also equipped with an antiaircraft flexible pipe, and described antiaircraft flexible pipe is connected with air purge system.
3. a kind of LNG filling machine according to claim 1, is characterized in that: described connecting pipeline comprises generic connectivity pipeline, return line, blowing pipeline.
4. a kind of LNG filling machine according to claim 1, it is characterized in that: filling machine also comprises breaking device and voltage stabilizer, described breaking device comprises flexible pipe, and when flexible pipe is pulled off, automatic breaking goes out air lock valve, makes filling machine be in urgent guard mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420542412.3U CN204099893U (en) | 2014-09-19 | 2014-09-19 | A kind of LNG filling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420542412.3U CN204099893U (en) | 2014-09-19 | 2014-09-19 | A kind of LNG filling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204099893U true CN204099893U (en) | 2015-01-14 |
Family
ID=52268322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420542412.3U Expired - Fee Related CN204099893U (en) | 2014-09-19 | 2014-09-19 | A kind of LNG filling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204099893U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107776431A (en) * | 2017-11-14 | 2018-03-09 | 河南浩越新能源科技开发有限公司 | A kind of charging pile with explosion-proof performance |
| CN111256030A (en) * | 2020-03-16 | 2020-06-09 | 厚普智慧物联科技有限公司 | Communication device between gas dispenser and high-pressure gas storage device and gas filling method |
| CN111674169A (en) * | 2020-05-26 | 2020-09-18 | 常州市盛和电子有限公司 | Positive pressure explosion-proof printing device |
-
2014
- 2014-09-19 CN CN201420542412.3U patent/CN204099893U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107776431A (en) * | 2017-11-14 | 2018-03-09 | 河南浩越新能源科技开发有限公司 | A kind of charging pile with explosion-proof performance |
| CN111256030A (en) * | 2020-03-16 | 2020-06-09 | 厚普智慧物联科技有限公司 | Communication device between gas dispenser and high-pressure gas storage device and gas filling method |
| CN111674169A (en) * | 2020-05-26 | 2020-09-18 | 常州市盛和电子有限公司 | Positive pressure explosion-proof printing device |
| CN111674169B (en) * | 2020-05-26 | 2023-10-27 | 常州市盛和电子有限公司 | Positive pressure explosion-proof printing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150114 Termination date: 20200919 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |