CN209810808U - A operation car for rinsing aviation fuel supply system - Google Patents
A operation car for rinsing aviation fuel supply system Download PDFInfo
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- CN209810808U CN209810808U CN201920460611.2U CN201920460611U CN209810808U CN 209810808 U CN209810808 U CN 209810808U CN 201920460611 U CN201920460611 U CN 201920460611U CN 209810808 U CN209810808 U CN 209810808U
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Abstract
The utility model discloses an operation vehicle for cleaning an aviation fuel supply system, which comprises a chassis, and a cleaning system, a sewage suction system, a purging system and an air exhaust system which are arranged on the chassis; the cleaning system includes clean water jar, filter, water pump, washing rubber tube and spray gun, the soil pick-up system includes soil pick-up rifle, soil pick-up rubber tube, vacuum tank and vacuum pump, the purging system includes the air gun, sweeps rubber tube and compressed air bottle, the air exhaust system is including bleeding hose, air exhauster and blast pipe. Adopt the operation car can not only realize the washing operation to oiling bolt and oiling valve and the recovery of sewage in the ground well and realize in time drying the operation after the washing, can also get rid of the interior poisonous and harmful gas of ground well to the dirt absorbing capacity is strong, the operating efficiency is high, can satisfy the operation requirement of wasing aviation fuel supply system well.
Description
Technical Field
The utility model relates to a cleaning operation car specifically says so, relates to an operation car for rinsing aviation fuel supply system, belongs to auxiliary assembly technical field for the airport.
Background
With the vigorous development of the aviation industry in China, large airports for laying pipe networks are more and more, so that the operation task of cleaning an aviation fuel supply system (consisting of an oil storage well, a refueling plug and a refueling valve) is heavier and more demanding, but the current operation vehicle for cleaning the aviation fuel supply system has the following defects:
1) the power for dirt suction is provided by a centrifugal pump, namely: sewage in the ground well is pumped into the vacuum tank through the sewage suction pipe by the centrifugal pump, once the sewage is sucked to the bottom, water and air can simultaneously enter the sewage suction pipe, so that the suction capacity is obviously reduced, and the residual sewage at the bottom of the oil well is difficult to be completely pumped; in addition, the centrifugal pump is sensitive to solid impurities such as leaves, weeds, cotton battings, silt and the like, is difficult to suck the solid impurities, and usually needs manual auxiliary treatment, so that the operation efficiency is low; in addition, to achieve the required pumping capacity, a centrifugal pump with high rotating speed and large shaft power is required, so that the cost is high;
2) the cleaning of the oil filling bolt and the oil filling valve can not be realized;
3) the ground well, the oil filling bolt and the oil filling valve after cleaning cannot be dried in time;
4) toxic and harmful gas in the ground well cannot be discharged, so that the underground operation has poisoning potential safety hazard.
In summary, the existing operation vehicle for cleaning the aviation fuel supply system has low operation efficiency and high cost, has incomplete functions, and cannot meet the development requirements of the aviation industry at present.
SUMMERY OF THE UTILITY MODEL
The above-mentioned problem to prior art existence, the utility model aims at providing a strong just operating efficiency of soil pick-up ability is high, and can realize the washing of refueling plug and fuel filler valve and realize in time dry to ground well, refueling plug and fuel filler valve after the washing, can also get rid of the interior poisonous and harmful gas's of ground well operation car that is used for wasing aviation fuel supply system.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a working vehicle for cleaning an aviation fuel supply system comprises a chassis, and a cleaning system, a dirt suction system, a purging system and an air exhaust system which are arranged on the chassis; the cleaning system comprises a clean water tank, a filter, a water pump, a cleaning rubber tube and a water spraying gun, wherein the water outlet of the clean water tank is connected with the liquid inlet of the filter, the liquid outlet of the filter is connected with the liquid inlet of the water pump, and the liquid outlet of the water pump is connected with the water spraying gun through the cleaning rubber tube; the sewage suction system comprises a sewage suction gun, a sewage suction rubber tube, a vacuum tank and a vacuum pump, wherein the sewage suction gun is connected with a sewage inlet of the vacuum tank through the sewage suction rubber tube, and the vacuum pump is connected with the vacuum tank in a vacuum manner; the purging system comprises an air gun, a purging rubber tube and a compressed air bottle, wherein the air gun is connected with the compressed air bottle through the purging rubber tube; the air exhaust system comprises an air exhaust hose, an exhaust fan and an exhaust pipe, wherein one end of the air exhaust hose is connected with an air inlet of the exhaust fan, and one end of the exhaust pipe is connected with an air outlet of the exhaust fan.
In a preferred embodiment, the cleaning system further comprises a detergent tank, and a liquid outlet of the detergent tank is connected to a liquid inlet of the filter.
Further preferably, the filter is a Y-shaped filter.
According to a preferable scheme, the water pump is a high-pressure plunger water pump.
The utility model provides a preferred scheme the top of vacuum tank is equipped with the anti-overflow valve, has concatenated three-way valve and moisture separator in proper order on the pipeline between anti-overflow valve and vacuum pump, the anti-overflow valve is linked together through an air inlet of trachea and three-way valve, another air inlet and the atmosphere of three-way valve are linked together, the gas outlet and the moisture separator of three-way valve are linked together, the moisture separator is linked together with the vacuum pump.
In a further preferred scheme, a primary oil-gas separator and a secondary oil-gas separator are sequentially connected in series at the exhaust end of the vacuum pump, an oil outlet of the primary oil-gas separator is connected with an oil inlet of the secondary oil-gas separator, and an oil outlet of the secondary oil-gas separator is connected with an oil return port of the vacuum pump.
According to a preferable scheme, the purging system further comprises an air compressor assembly, the air compressor assembly comprises an air compressor, an air dryer and an air storage cylinder, and the compressed air bottle is connected with the air storage cylinder.
According to a preferable scheme, the clean water tank and the vacuum tank are fixedly arranged at the middle section of the chassis in a left-right parallel mode, and the air exhaust system is fixedly arranged at the rear section of the chassis.
According to a preferable scheme, a hydraulic power system is further arranged on the chassis, a hydraulic oil pump forming the hydraulic power system is in transmission connection with a power takeoff on the chassis, and the output end of a hydraulic oil cylinder forming the hydraulic power system is in transmission connection with a water pump, a vacuum pump and an exhaust fan respectively.
Compared with the prior art, the utility model discloses following beneficial effect has:
by adopting the operation vehicle, the cleaning operation of the oil filling plug and the oil filling valve and the recovery of sewage in the ground well can be realized, the timely drying operation after cleaning can be realized, toxic and harmful gas in the ground well can be removed, and in addition, the vacuum tank is vacuumized, and the direct suction of sewage is carried out by utilizing the pressure difference between the inside and the outside of the tank, so the difficult problem that solid impurities such as leaves, weeds, cotton wool, silt and the like can not be directly sucked is solved, the sewage suction capacity is strong, and the operation efficiency is high; it is visible, the operation car has satisfied the operation requirement of wasing aviation fuel supply system well, has practical value to the development of aviation industry.
Drawings
FIG. 1 is a schematic perspective view of an exemplary embodiment of a work vehicle for cleaning an aviation fuel supply system;
FIG. 2 is a schematic view of a partial structure of a working vehicle according to an embodiment;
FIG. 3 is a schematic structural view of the cleaning system in the embodiment;
FIG. 4 is a schematic structural view of the soil pick-up system in the embodiment;
FIG. 5 is a schematic structural diagram of the purge system in the example.
The numbers in the figures are as follows: 1. a chassis; 2. cleaning the system; 21. a clean water tank; 22. a detergent tank; 23. a filter; 24. a water pump; 25. cleaning the rubber tube; 26. a water spray gun; 27. a sink valve; 28. a ball valve; 29. cleaning the hose reel; 3. a soil pick-up system; 31. a sewage suction gun; 32. a sewage suction rubber pipe; 33. a vacuum tank; 331. an anti-overflow valve; 332. a dirt inlet of the vacuum tank; 333. a manhole; 334. a manhole cover; 335. a blowoff valve; 34. a vacuum pump; 35. a three-way valve; 36. a gas-water separator; 37. a primary oil-gas separator; 371. an oil outlet of the primary oil-gas separator; 38. a secondary oil-gas separator; 381. an oil inlet of the secondary oil-gas separator; 382. an oil outlet of the secondary oil-gas separator; 383. an exhaust port of the secondary oil-gas separator; 39. a sewage suction rubber pipe reel; 4. a purging system; 41. an air gun; 42. purging the rubber tube; 43. a compressed air tank; 44. an air compressor assembly; 441. an air compressor; 442. an air dryer; 443. an air cylinder; 45. blowing the rubber tube reel; 5. an air extraction system; 51. an air extraction hose; 52. an exhaust fan; 53. an exhaust pipe; 6. a rack; 7. provided is a tripod rescue device.
Detailed Description
The technical solution of the present invention will be further described in detail with reference to the accompanying drawings and examples.
Examples
Referring to fig. 1 and fig. 2, the working vehicle for cleaning an aviation fuel supply system according to the present embodiment includes a chassis 1, and a cleaning system 2, a dirt suction system 3, a purging system 4, and an air exhaust system 5 disposed on the chassis 1.
Referring to fig. 1 to 3, the cleaning system 2 includes a clean water tank 21, a detergent tank 22, a filter 23, a water pump 24, a cleaning hose 25 and a water spraying gun 26, wherein: the water outlet of the clean water tank 21 and the liquid outlet of the detergent tank 22 are both connected with the liquid inlet of the filter 23, the liquid outlet of the filter 23 is connected with the liquid inlet of the water pump 24, and the liquid outlet of the water pump 24 is connected with the water spray gun 26 through the cleaning rubber tube 25.
Preferably, a sink valve 27 is further arranged at the bottom of the clean water tank 21, and a ball valve 28 is arranged on a cleaning rubber pipe 25 between the water pump 24 and the water spray gun 26; the filter 23 is a Y-shaped filter, so that the filter is convenient to disassemble and clean; the water pump 24 adopts a high-pressure plunger pump to realize high-pressure jet type flushing; the cleaning rubber tube 25 is wound on a cleaning rubber tube reel 29.
Referring to fig. 1, 2 and 4, the sewage suction system 3 includes a sewage suction gun 31, a sewage suction hose 32, a vacuum tank 33 and a vacuum pump 34, an overflow prevention valve 331 is disposed at the top of the vacuum tank 33, a three-way valve 35 and a gas-water separator 36 are sequentially connected in series on a pipeline between the overflow prevention valve 331 and the vacuum pump 34, and a primary oil-gas separator 37 and a secondary oil-gas separator 38 are sequentially connected in series at an exhaust end of the vacuum pump 34, wherein: the sewage suction gun 31 is connected with the sewage inlet 332 of the vacuum tank through the sewage suction rubber tube 32, the anti-overflow valve 331 is communicated with an air inlet of the three-way valve 35 through an air tube, another air inlet of the three-way valve 35 is communicated with the atmosphere, an air outlet of the three-way valve 35 is communicated with the air-water separator 36, the air-water separator 36 is communicated with the vacuum pump 34, an oil outlet 371 of the primary oil-gas separator is connected with an oil inlet 381 of the secondary oil-gas separator, an oil outlet 382 of the secondary oil-gas separator is connected with an oil return port of the vacuum pump 34, and an air outlet 383 of the secondary oil-gas separator is.
Preferably, a manhole 333 and a manhole cover 334 are further provided on the top of the vacuum tank 33, and a drain valve 335 is provided on the bottom of the vacuum tank 33; the sewage suction rubber pipe 32 is wound on a sewage suction rubber pipe reel 39.
The vacuum pump 34 is used for pumping out gas in the vacuum tank 33 by the sewage suction system 3, a certain vacuum degree is formed in the vacuum tank 33, sewage outside the vacuum tank is pumped into the vacuum tank 33 by using pressure difference between the inside and the outside of the vacuum tank, and the vacuum pump 34 does not pump water directly, so that the sensitivity to solid impurities in the sewage is avoided, and the vacuum volume of the vacuum tank 33 is large enough, so that a small amount of air entering from the sewage suction rubber pipe 32 can be ignored, and the residual liquid can be pumped out; in addition, when the pipe diameter of the sewage suction rubber pipe 32 is proper, solid impurities such as leaves, weeds, cotton wool, silt and the like can be directly sucked into the vacuum tank 33, manual secondary treatment is not needed, and therefore the operation efficiency can be obviously improved; when the dirt suction operation is completed, the vehicle is driven to the dirt discharge point, and only the three-way valve 35 is communicated with the atmosphere to enable air to enter the vacuum tank 33, the air can be discharged by opening the dirt discharge valve 335 arranged at the bottom of the vacuum tank 33.
Referring to fig. 1, 2 and 5, the purging system 4 includes a gas lance 41, a purging hose 42 and a compressed air tank 43, wherein: the air gun 41 is connected with a compressed air bottle 43 through a purging rubber tube 42; the compressed air can be used for strongly sweeping solid impurities such as leaves, weeds, cotton wool, silt and the like, and can be used for blowing and drying the cleaned residual water drops.
Preferably, the purging system 4 further includes an air compressor assembly 44, the air compressor assembly 44 includes an air compressor 441, an air dryer 442 and an air storage cylinder 443, the compressed air cylinder 43 is connected to the air storage cylinder 443, and the air compressor assembly 44 is configured to provide a sufficient air source for the purging system 4, so as to ensure the operation requirement and efficiency; the purging rubber tube 42 is wound on the purging rubber tube reel 45.
Referring to fig. 1 and 2, the air-extracting system 5 includes an air-extracting hose 51, an air extractor 52 and an air exhaust pipe 53, wherein one end of the air-extracting hose 51 is connected to an air inlet of the air extractor 52, one end of the air exhaust pipe 53 is connected to an air outlet of the air extractor 52, and the air extractor 52 is used to remove toxic gases in the ground well.
In order to save space, the utility model discloses make clean water jar 21 and vacuum tank 33 set firmly in the middle section position on chassis 1 with controlling side by side form, make air exhauster 52 set up on the rear end position on chassis 1 to make air-extracting hose 51 place on the supporter 6 of chassis rear end with the tube-shape.
In addition, in order to make the utility model discloses the operation car has emergency rescue function simultaneously, still can put tripod rescue device 7 on supporter 6.
The utility model is used for the drive still is equipped with hydraulic power system on chassis 1, and the hydraulic oil pump that constitutes hydraulic power system is connected with the power takeoff transmission on the chassis, and the hydraulic cylinder's that constitutes hydraulic power system output is connected with water pump, vacuum pump and air exhauster transmission respectively (because the hydraulic transmission technique has been known mature technique, so do not do here detailed description).
In conclusion, the operation vehicle can not only realize the cleaning operation of the oil filling bolt and the oil filling valve and the recovery of sewage in the ground well and the timely drying operation after cleaning, but also can remove toxic and harmful gas in the ground well, and can also directly suck the sewage by utilizing the pressure difference between the inside and the outside of the tank by forming vacuum in the vacuum tank, thereby solving the problem that solid impurities such as leaves, weeds, cotton wool, silt and the like can not be directly sucked, and having strong sewage suction capability and high operation efficiency; it is visible, the operation car has satisfied the operation requirement of wasing aviation fuel supply system well, has practical value to the development of aviation industry.
It is finally necessary to point out here: the above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.
Claims (9)
1. A work vehicle for cleaning an aviation fuel supply system, comprising: comprises a chassis, and a cleaning system, a sewage suction system, a purging system and an air pumping system which are arranged on the chassis; the cleaning system comprises a clean water tank, a filter, a water pump, a cleaning rubber tube and a water spraying gun, wherein the water outlet of the clean water tank is connected with the liquid inlet of the filter, the liquid outlet of the filter is connected with the liquid inlet of the water pump, and the liquid outlet of the water pump is connected with the water spraying gun through the cleaning rubber tube; the sewage suction system comprises a sewage suction gun, a sewage suction rubber tube, a vacuum tank and a vacuum pump, wherein the sewage suction gun is connected with a sewage inlet of the vacuum tank through the sewage suction rubber tube, and the vacuum pump is connected with the vacuum tank in a vacuum manner; the purging system comprises an air gun, a purging rubber tube and a compressed air bottle, wherein the air gun is connected with the compressed air bottle through the purging rubber tube; the air exhaust system comprises an air exhaust hose, an exhaust fan and an exhaust pipe, wherein one end of the air exhaust hose is connected with an air inlet of the exhaust fan, and one end of the exhaust pipe is connected with an air outlet of the exhaust fan.
2. The work vehicle for washing an aviation fuel supply system of claim 1, wherein: the cleaning system further comprises a detergent tank, and a liquid outlet of the detergent tank is connected with a liquid inlet of the filter.
3. A work vehicle for washing an aviation fuel supply system as claimed in claim 1 or 2, wherein: the filter is a Y-shaped filter.
4. The work vehicle for washing an aviation fuel supply system of claim 1, wherein: the water pump is a high-pressure plunger water pump.
5. The work vehicle for washing an aviation fuel supply system of claim 1, wherein: the top of vacuum tank is equipped with the anti-overflow valve, has concatenated three-way valve and gas-water separator in proper order on the pipeline between anti-overflow valve and vacuum pump, the anti-overflow valve is linked together through an air inlet of trachea and three-way valve, another air inlet and the atmosphere of three-way valve are linked together, the gas outlet and the gas-water separator of three-way valve are linked together, the gas-water separator is linked together with the vacuum pump.
6. The work vehicle for washing an aviation fuel supply system of claim 5, wherein: the exhaust end of the vacuum pump is sequentially connected with a primary oil-gas separator and a secondary oil-gas separator in series, an oil outlet of the primary oil-gas separator is connected with an oil inlet of the secondary oil-gas separator, and an oil outlet of the secondary oil-gas separator is connected with an oil return port of the vacuum pump.
7. The work vehicle for washing an aviation fuel supply system of claim 1, wherein: the purging system further comprises an air compressor assembly, the air compressor assembly comprises an air compressor, an air dryer and an air storage cylinder, and the compressed air bottle is connected with the air storage cylinder.
8. The work vehicle for washing an aviation fuel supply system of claim 1, wherein: the clean water tank and the vacuum tank are fixedly arranged at the middle section of the chassis in a left-right parallel mode, and the air exhaust system is fixedly arranged at the rear section of the chassis.
9. The work vehicle for washing an aviation fuel supply system of claim 1, wherein: the chassis is also provided with a hydraulic power system, a hydraulic oil pump forming the hydraulic power system is in transmission connection with a power takeoff on the chassis, and the output end of a hydraulic oil cylinder forming the hydraulic power system is in transmission connection with a water pump, a vacuum pump and an exhaust fan respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920460611.2U CN209810808U (en) | 2019-04-08 | 2019-04-08 | A operation car for rinsing aviation fuel supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920460611.2U CN209810808U (en) | 2019-04-08 | 2019-04-08 | A operation car for rinsing aviation fuel supply system |
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| Publication Number | Publication Date |
|---|---|
| CN209810808U true CN209810808U (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920460611.2U Active CN209810808U (en) | 2019-04-08 | 2019-04-08 | A operation car for rinsing aviation fuel supply system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114345239A (en) * | 2022-01-28 | 2022-04-15 | 上海承飞航空特种设备有限公司 | Vacuum degree adjusting method and device for vacuum tank and cleaning operation vehicle |
| CN114405946A (en) * | 2022-01-28 | 2022-04-29 | 上海承飞航空特种设备有限公司 | Cleaning operation vehicle |
-
2019
- 2019-04-08 CN CN201920460611.2U patent/CN209810808U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114345239A (en) * | 2022-01-28 | 2022-04-15 | 上海承飞航空特种设备有限公司 | Vacuum degree adjusting method and device for vacuum tank and cleaning operation vehicle |
| CN114405946A (en) * | 2022-01-28 | 2022-04-29 | 上海承飞航空特种设备有限公司 | Cleaning operation vehicle |
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