CN102673800B - Fuel tank refueling truck - Google Patents
Fuel tank refueling truck Download PDFInfo
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- CN102673800B CN102673800B CN201210181175.8A CN201210181175A CN102673800B CN 102673800 B CN102673800 B CN 102673800B CN 201210181175 A CN201210181175 A CN 201210181175A CN 102673800 B CN102673800 B CN 102673800B
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Abstract
The invention relates to a fuel tank refueling truck, belonging to the technical field of special vehicles. The fuel tank refueling truck comprises a main tank and a slave tank, wherein each of the main and the slave tanks is provided with a pneumatic control bottom valve and a low liquid level sensor valve; and a secondary low liquid level sensor valve is further arranged at the bottom of the slave tank. The first port of the low liquid level sensor valve of the main tank is connected with an air supply input, and the second port of the low liquid level sensor valve of the main tank is connected with the first port of the low liquid level sensor valve of the slave tank through a fuel source selector valve and a shuttle valve which are serially connected with the second port of the low liquid level sensor valve of the main tank; the second port of the low liquid level sensor valve of the slave tank is connected with the air supply input; and the shuttle valve is connected with an air return output. The controlled end of the fuel source selector valve is connected with the first port of the secondary low liquid level sensor valve, and the second port of the secondary low liquid level sensor valve is connected with the first port of the low liquid level sensor valve of the slave tank. The pipeline between the fuel source selector valve and the shuttle valve is connected with the controlled end of the pneumatic control bottom valve of the main tank; and the pipeline between the low liquid level sensor valve and the secondary low liquid level sensor valve of the slave tank is connected with the controlled end of the pneumatic control bottom valve of the slave tank. The fuel tank refueling truck implements the required sequential and logic control of the refueling for the main and slave tanks, and is favorable for reducing labor intensity.
Description
Technical field
The present invention relates to a kind of tank oiling oil car, especially a kind of tank oiling oil car with major-minor tank, belongs to special-use vehicle technical field.
Background technology
Full extension aircraft bowser is the wider special-use vehicle of aviation fuels supply sector application, and it is comprised of with the trailer that is equipped with oil tank, fuel-displaced pipeline the aircraft bowser bicycle that possesses traction and pipeline combination ability.Its principle of work is: main car and trailer combination are helped to extension aircraft bowser, the conformability that assurance is main, chassis of trailer travels and brake, main car oil tank and trailer oil tank are combined and are introduced main car oil pumping system by pipeline simultaneously, realize the merging of main tank and secondary tank oil sources, realize high-capacity repairing operation.For guaranteeing car load safe in operation, the secondary tank of preferential selection refuels conventionally, carries out main tank oiling again, or open major-minor tank after secondary tank is emptying when secondary tank liquid level arrives correct position, guarantees that final major-minor tank is simultaneously emptying.Which kind of mode no matter, prerequisite is all that secondary tank refuels and preferentially carries out, and guarantees that main tank only opens under or condition that secondary tank liquid level is lower emptying at secondary tank, the potential safety hazard that the trailer operation of eliminating the larger quality of main car traction of less quality with this causes.
According to the applicant understood, the fuel-displaced control of secondary tank of this type of special-use vehicle at present realizes by Hand-operated butterfly valve, wants to realize above-mentioned major-minor tank oiling sequence logical control works fine, can only rely on rules and regulations or oiling person's personal experience.Hand-operated butterfly valve operates that not only labour intensity is larger, and the leak tightness of the leak tightness of valve and the assembly precision of operating handle secondary tank when also affecting main car and refueling, the hidden danger of the abnormal air inlet of pipeline system while existing main car to refuel.
Retrieval is found; application number is that 201120117292.9 Chinese patent discloses a kind of aircraft and transports oily filling car; comprise car chassis, tank body, the sea cock and valve pneumatic fittings of tank body bottom is connected with panel block hand valve, air filtration combination, operator's compartment hand valve and drum successively; The oil outlet of sea cock and valve is by conduit successively connecting tee ball valve, filter screen threeway, vacuum indicator, oil pump.Oil pump and compression indicator connect micronic filter and flow counter successively, and flow counter outlet is divided into three tunnels and connects respectively corresponding accessory.Be provided with the left panel block of right panel block installation accessories respectively.Operator's compartment hand valve is arranged on facia board.Manipulation sea cock and valve opens or closes, oil circuit control loading and unloading oils system oil transportation work.But the problem that this patent is failed to solve the preferential trailer tank oiling oil of automatic control and open the tank oiling oil car of major and minor tank simultaneously when secondary tank liquid level is arrived predetermined low liquid level.
Summary of the invention
Primary and foremost purpose of the present invention is: the problem existing for above-mentioned prior art, proposing a kind of preferential trailer oil tank (being secondary tank) of can automatically controlling refuels, and when secondary tank liquid level arrives predetermined low liquid level, open the tank oiling oil car of major and minor tank simultaneously, thereby can guarantee that final major-minor tank is simultaneously emptying.
For inventing further object, be: propose a kind ofly to select to treat that secondary tank drains into the tank oiling oil car that low liquid level is refueled by main car oil tank (i.e. main tank) again.
In order to reach above primary and foremost purpose, tank oiling oil car of the present invention comprises main tank and the secondary tank respectively with gas control bottom valve, the bottom of described main tank and secondary tank has respectively the low level sensing valve of closing corresponding gas control bottom valve while arriving predetermined low liquid level, and the bottom of described secondary tank also has time low level sensing valve; The first port of the low level sensing valve of described main tank connects air feed input, the first port that the second port of the low level sensing valve of described main tank connects the low level sensing valve of secondary tank by the oil sources selector valve of connecting with it and shuttle valve, the second port of the low level sensing valve of described secondary tank connects air feed input, and described shuttle valve takes back gas output; The first port of time low level sensing valve described in the controlled termination of described oil sources selector valve, the second port of described low level sensing valve connects the first port of the low level sensing valve of described secondary tank; Pipeline between described oil sources selector valve and shuttle valve connects the controlled end of described main tank gas control bottom valve, and the pipeline between the low level sensing valve of described secondary tank and inferior low level sensing valve connects the controlled end of described secondary tank gas control bottom valve; When described secondary tank liquid level is during higher than predetermined low liquid level, the low level sensing valve of described secondary tank is in open auxiliary tank gas control bottom valve position, and described low level sensing valve is in turn-offing oil sources selector valve and then cutting out the position of main tank gas control bottom valve; When described secondary tank liquid level is between predetermined time low liquid level and low liquid level, the low level sensing valve of described secondary tank is in open auxiliary tank gas control bottom valve position, and the position of described inferior low level sensing valve in connecting oil sources selector valve and then opening main tank gas control bottom valve.
In order to reach further object, the described inferior first end of low level sensing valve and the first end of described low level sensing valve also connect respectively the controlled end of oil sources selector valve through time two-port of low liquid level shielding valve, when described secondary tank liquid level is between predetermined time low liquid level and low liquid level, described time low liquid level shielding valve is connected the position of the controlled end of the low level sensing valve of secondary tank and oil sources selector valve in blocking time low level sensing valve and oil sources selector valve controlled end.Therefore the low level sensing valve of secondary tank is in open auxiliary tank gas control bottom valve and cut out oil sources selector valve position, thereby close main tank gas control bottom valve, only have when secondary tank liquid level is when lower than predetermined low liquid level, oil sources selector valve is just connected, and then makes main tank gas control bottom valve open fuel feeding.
As can be seen here, the present invention has realized required major-minor tank oiling sequence logical control works fine, by gas control can automatically preferentially select that secondary tank refuels, secondary tank carries out main tank oiling after emptying again, or when arriving correct position, secondary tank liquid level opens major-minor tank simultaneously, guarantee that final major-minor tank is simultaneously emptying, therefore there is good enforcement convenience, be conducive to reduce labour intensity, improve degree of automation, guarantee safety.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further illustrated.
Fig. 1 is the refueling control structural representation of one embodiment of the invention, and secondary tank liquid level is higher than predetermined time low liquid level.
Fig. 2 is the schematic diagram of the secondary tank liquid level of Fig. 1 embodiment between predetermined time low liquid level and low liquid level.
Fig. 3 is that the major and minor tank liquid level of Fig. 1 embodiment is all lower than the schematic diagram of low liquid level.
Fig. 4 is that Fig. 1 embodiment shields time low liquid level and the schematic diagram of secondary tank liquid level between predetermined time low liquid level and low liquid level.
Fig. 5 be Fig. 1 embodiment shield time low liquid level and secondary tank liquid level lower than the schematic diagram of low liquid level.
Fig. 6 is that Fig. 1 embodiment shields the preferential schematic diagram of secondary tank.
The specific embodiment
The tank oiling oil car refueling control of the present embodiment as shown in Figure 1, comprises main tank (i.e. main car oil tank) and the secondary tank (being trailer oil tank) respectively with gas control bottom valve 1 and 2.Wherein, the bottom of main tank and secondary tank has respectively the low level sensing valve 8,4 of closing corresponding gas control bottom valve 1,2 while arriving predetermined low liquid level, and the bottom of secondary tank also has time low level sensing valve 3 in addition.The first port of the low level sensing valve 8 of main tank meets air feed input IN, the first port that the second port connects the low level sensing valve 4 of secondary tank by the oil sources selector valve 7 of connecting with it and shuttle valve 6, the second port of the low level sensing valve of secondary tank preferentially shields valve 9 by secondary tank and meets air feed input IN.Shuttle valve 6 takes back gas output OUT.The controlled end of oil sources selector valve 7 connects the first port of time low level sensing valve 3 and the low level sensing valve 4 of secondary tank by the two-port of inferior low liquid level shielding valve, time first end of low level sensing valve 3 and the first end of low level sensing valve 4 connect respectively the controlled end of oil sources selector valve 7 through time two-port of low liquid level shielding valve 5 in other words.The second port of inferior low level sensing valve 3 connects the first port of the low level sensing valve 4 of secondary tank.Pipeline between oil sources selector valve 7 and shuttle valve 6 connects the controlled end of main tank gas control bottom valve 1, and the pipeline between the low level sensing valve 4 of secondary tank and inferior low level sensing valve 3 connects the controlled end of secondary tank gas control bottom valve 2.
The oil sources selector valve of the present embodiment, each level sensing valve all adopt two position three-way valve, and wherein oil sources selector valve has the controlled end relative with retracing spring.During work, select secondary tank preferentially to shield valve and time low liquid level shielding valve on-state, when secondary tank liquid level is during higher than predetermined low liquid level, as shown in Figure 1, the low level sensing valve of secondary tank is in open auxiliary tank gas control bottom valve position, and inferior low level sensing valve, in turn-offing oil sources selector valve and then cutting out the position of main tank gas control bottom valve, now only has secondary tank to carry out fuel feeding, and secondary tank preferentially refuels.
When secondary tank liquid level is between predetermined time low liquid level and low liquid level, as shown in Figure 2, the low level sensing valve of secondary tank is in open auxiliary tank gas control bottom valve position, and the position of inferior low level sensing valve in connecting oil sources selector valve and then opening main tank gas control bottom valve, therefore major and minor tank will start fuel feeding simultaneously.When secondary tank liquid level is during lower than predetermined low liquid level, as shown in Figure 3, the low level sensing valve of secondary tank is in cutting out secondary tank gas control bottom valve position, and oil sources selector valve resets and connect, and then opens main tank gas control bottom valve, after this only has main tank fuel feeding.
After by operation time low liquid level shielding valve valve 5 shielding time low level sensing valves, secondary tank liquid level is when being scheduled between time low liquid level and low liquid level, as shown in Figure 4, inferior low liquid level shielding valve is connected the position of the controlled end of the low level sensing valve of secondary tank and oil sources selector valve in blocking time low level sensing valve and oil sources selector valve controlled end, therefore the low level sensing valve of secondary tank is in open auxiliary tank gas control bottom valve and cut out oil sources selector valve position, thereby close main tank gas control bottom valve, only have secondary tank fuel feeding.Only have when secondary tank liquid level is when lower than predetermined low liquid level, as shown in Figure 5, oil sources selector valve is just switched on, and then makes main tank gas control bottom valve open fuel feeding.
When shield preferential oiling of the secondary tank of valve valve 9 shielding by operator precedence after, as shown in Figure 6, oil sources selector valve is all the time in reset on-state, and main tank gas control bottom valve is opened fuel feeding.Therefore, the present embodiment also can, having while needing especially, be realized main tank and preferentially be refueled.
In addition to the implementation, the present invention can also have other embodiment.All employings are equal to the technical scheme of replacement or equivalent transformation formation, adopt the low liquid level of secondary tank or inferior low liquid level to control the scheme of major-minor tank oiling logical order, all drop in the protection domain of requirement of the present invention.
Claims (5)
1. a tank oiling oil car, comprise main tank and the secondary tank respectively with gas control bottom valve, the bottom of described main tank and secondary tank has respectively the low level sensing valve of closing corresponding gas control bottom valve while arriving predetermined low liquid level, it is characterized in that: the bottom of described secondary tank also has time low level sensing valve; The first port of the low level sensing valve of described main tank connects air feed input, the first port that the second port of the low level sensing valve of described main tank connects the low level sensing valve of secondary tank by the oil sources selector valve of connecting with it and shuttle valve, the second port of the low level sensing valve of described secondary tank connects air feed input, and described shuttle valve takes back gas output; The first port of time low level sensing valve described in the controlled termination of described oil sources selector valve, the second port of described low level sensing valve connects the first port of the low level sensing valve of described secondary tank; Pipeline between described oil sources selector valve and shuttle valve connects the controlled end of described main tank gas control bottom valve, and the pipeline between the low level sensing valve of described secondary tank and inferior low level sensing valve connects the controlled end of described secondary tank gas control bottom valve; When described secondary tank liquid level is during higher than predetermined low liquid level, the low level sensing valve of described secondary tank is in open auxiliary tank gas control bottom valve position, and described low level sensing valve is in turn-offing oil sources selector valve and then cutting out the position of main tank gas control bottom valve; When described secondary tank liquid level is between predetermined time low liquid level and low liquid level, the low level sensing valve of described secondary tank is in open auxiliary tank gas control bottom valve position, and the position of described inferior low level sensing valve in connecting oil sources selector valve and then opening main tank gas control bottom valve.
2. tank oiling oil car according to claim 1, it is characterized in that: the first port of described inferior the first port of low level sensing valve and the low level sensing valve of described secondary tank also connects respectively the controlled end of oil sources selector valve through time two-port of low liquid level shielding valve, when described secondary tank liquid level is between predetermined time low liquid level and low liquid level, described time low liquid level shielding valve is connected the position of the controlled end of the low level sensing valve of secondary tank and oil sources selector valve in blocking time low level sensing valve and oil sources selector valve controlled end.
3. tank oiling oil car according to claim 2, is characterized in that: the second port of the low level sensing valve of described secondary tank preferentially shields valve by secondary tank and connects air feed input.
4. tank oiling oil car according to claim 3, is characterized in that: described oil sources selector valve and all level sensing valves are two position three-way valve.
5. tank oiling oil car according to claim 4, is characterized in that: described oil sources selector valve has the controlled end relative with retracing spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210181175.8A CN102673800B (en) | 2012-06-04 | 2012-06-04 | Fuel tank refueling truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210181175.8A CN102673800B (en) | 2012-06-04 | 2012-06-04 | Fuel tank refueling truck |
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| Publication Number | Publication Date |
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| CN102673800A CN102673800A (en) | 2012-09-19 |
| CN102673800B true CN102673800B (en) | 2014-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210181175.8A Active CN102673800B (en) | 2012-06-04 | 2012-06-04 | Fuel tank refueling truck |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113086936B (en) * | 2021-03-22 | 2022-08-02 | 浙江嘉松科技有限公司 | Double-oil-tank oil supply system with oil-submersible pump |
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| CN201350975Y (en) * | 2009-02-13 | 2009-11-25 | 航天晨光股份有限公司 | Logic time sequence intelligent-control deadman refueling system |
| US20110061740A1 (en) * | 2009-09-15 | 2011-03-17 | Owen Watkins | System and method for delivering fuel to an aircraft from a vehicle |
| CN202038219U (en) * | 2011-04-20 | 2011-11-16 | 北京三兴汽车有限公司 | Light fuel oil tanker |
| CN202038456U (en) * | 2011-04-20 | 2011-11-16 | 北京三兴汽车有限公司 | Fuel delivery and filling vehicle for airplanes |
| CN202098553U (en) * | 2011-05-24 | 2012-01-04 | 上海浦东国际机场航空油料有限责任公司 | Self-taken fuel injecting device of tank type refueller as well as tank type refueller |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3840246A1 (en) * | 1988-06-22 | 1990-01-04 | Edelhoff Polytechnik | WASTE COLLECTING VEHICLE WITH CONTAINERS DESIGNED AS INTERCHANGEABLE CONTAINERS ON A TIPPER FRAME |
| KR100716492B1 (en) * | 2007-01-03 | 2007-05-10 | 최영수 | Valve control unit of tank lorry |
| DE102008020777B4 (en) * | 2008-04-25 | 2022-09-29 | Franz Xaver Meiller Fahrzeug- Und Maschinenfabrik - Gmbh & Co Kg | Skip loader with overload protection |
| JP5250347B2 (en) * | 2008-09-05 | 2013-07-31 | 新明和工業株式会社 | Container handling vehicle |
| CN201559571U (en) * | 2009-12-29 | 2010-08-25 | 北京三兴汽车有限公司 | Double-oil twin-pump refueling truck |
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2012
- 2012-06-04 CN CN201210181175.8A patent/CN102673800B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201350975Y (en) * | 2009-02-13 | 2009-11-25 | 航天晨光股份有限公司 | Logic time sequence intelligent-control deadman refueling system |
| US20110061740A1 (en) * | 2009-09-15 | 2011-03-17 | Owen Watkins | System and method for delivering fuel to an aircraft from a vehicle |
| CN202038219U (en) * | 2011-04-20 | 2011-11-16 | 北京三兴汽车有限公司 | Light fuel oil tanker |
| CN202038456U (en) * | 2011-04-20 | 2011-11-16 | 北京三兴汽车有限公司 | Fuel delivery and filling vehicle for airplanes |
| CN202098553U (en) * | 2011-05-24 | 2012-01-04 | 上海浦东国际机场航空油料有限责任公司 | Self-taken fuel injecting device of tank type refueller as well as tank type refueller |
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| CN102673800A (en) | 2012-09-19 |
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