CN204882079U - Engine bleed air system testing arrangement - Google Patents
Engine bleed air system testing arrangement Download PDFInfo
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- CN204882079U CN204882079U CN201520690170.7U CN201520690170U CN204882079U CN 204882079 U CN204882079 U CN 204882079U CN 201520690170 U CN201520690170 U CN 201520690170U CN 204882079 U CN204882079 U CN 204882079U
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Abstract
The utility model discloses an engine bleed air system testing arrangement, including air supply pressure system, test system, bleed system, test hose a, test hose b, test hose c, the air supply pressure system passes test hose an and is connected to the test system, and the test system passes test hose b input connection to bleed system, and the bleed system passes test hose c output connection to test system. Its structural design is simple, small and exquisite, and the cost of manufacture is low, saves space, and control is accurate, and is not fragile, and it is reliably convenient to connect, lightens working strength and saves operating time, has improved work efficiency.
Description
Technical field
The utility model relates to aircraft manufacturing equipment technical field, especially relates to a kind of engine bleed air system proving installation.
Background technology
The function of Air Passenger A320 series aircraft engine bleed air system is the pressurized air for aircraft air supply system provides pressure and temperature to regulate, supply source of the gas custom system.The parts health status of engine bleed air system affects the normal operation of airplane air entraining system.In order to accurately check the health status and fault that judge bleed air system, special testing apparatus is used to carry out health examination test to engine bleed air system.There is following shortcoming in the equipment of prior art:
Equipment adopts several discrete in disorder test function modules, does not have guidance panel, and according to difference test needs, then to carry out after installations splicing test function module could use equipment, working strength greatly, lose time, and add the faults itself of equipment.
The test function module critical component tensimeter of equipment adopts mechanical pressure gauge, and misoperation a little in use procedure, exceeds manometric range and namely can damage tensimeter, cause equipment not use.Stem-winder check-verifying period is half a year, and check-verifying period is short.
Utility model content
The purpose of this utility model proposes a kind of engine bleed air system proving installation, overcome the above-mentioned deficiency of prior art, its structural design is simple, small and exquisite, cost of manufacture is low, saves space, controls accurately, not fragile, it is reliable convenient to connect, and alleviates working strength and saves the working time, improve work efficiency.
In order to reach above-mentioned purpose of design, the technical solution adopted in the utility model is as follows:
A kind of engine bleed air system proving installation, comprise bleed pressure system, test macro, bleed air system, test hose a, test hose b, test hose c, described bleed pressure system is connected to test macro by test hose a, test macro is connected to bleed air system by test hose b input, and bleed air system is exported by test hose c and is connected to test macro.
Preferably, described test macro comprises main pressure variable valve CV, tensimeter G1, G2, valve V3, V4, V5, pressure regulation tube, gas outlet, described pressure-regulating valve CV input end is connected to test hose a, pressure-regulating valve CV output terminal is connected to the input end of the pressure regulation tube that two are arranged side by side, two pressure regulation tubes are respectively equipped with valve V3, V4, the output terminal of described two pressure regulation tubes is provided with tensimeter G1, the output terminal of described two pressure regulation tubes is connected to test hose b one end by the mode connect soon, the described test hose b other end is connected to the input end of bleed air system by the mode connect soon, the output terminal of described bleed air system is connected to test hose c one end by the mode connect soon, the test hose c other end is connected to the gas outlet of test macro by the mode connect soon, described gas outlet is provided with tensimeter G2 successively, valve V5.
Preferably, be provided with gas outlet between described test hose a and pressure-regulating valve CV, gas outlet is provided with valve V1.
Preferably, be provided with gas outlet between described pressure-regulating valve CV and two pressure regulation tube, gas outlet is provided with valve V2.
Preferably, described bleed pressure system comprise high-pressure nitrogen bottle, nitrogen cylinder decompressor, described high-pressure nitrogen bottle output port be connected to the input port of nitrogen cylinder decompressor by the mode that connects soon, the output port of nitrogen cylinder decompressor is connected to test hose a by the mode connect soon.
The beneficial effect of engine bleed air system proving installation described in the utility model is: its structural design is simple, small and exquisite, and cost of manufacture is low, saves space, control accurately, not fragile, connect and reliably facilitate, alleviate working strength and save the working time, improve work efficiency.
Be specially:
1, equipment adopts interface adapter and the adapter of modular, flexibly easy to connect with airplane air entraining system, reduces the mounting or dismounting work of aircraft end, uses reliably more convenient.Meanwhile, configure different interface adapters and adapter, the function of equipment is applicable to different types of machines, and expanded function is powerful.
2, equipment interface adapter is connected employing quick-release pattern with the test of test hose, every test is connected reliable convenient, alleviates working strength and saving working time, improve work efficiency.
3, the crucial accessory tensimeter of the test function module of equipment adopts high accuracy number tensimeter.In testing without the need to switching range, avoid overvoltage in use and cause instrument to damage.
4, the Output pressure of equipment adopts 1 tunnel voltage stabilizing independent regulation pattern, has good precision and regulating power, and the multichannel having redundancy regulates Output pressure ability.The adjustment of equipment pressure adopts two-stage shaping modes, one-level is that nitrogen cylinder decompressor regulates, only fixed value (100PSI) need be set as in using, secondary is panel type pressure governor (CV), this regulator of adjustment direct control of output pressure, there is the feature of uniform and stable adjustment, avoid same category of device pressure and regulate shortcoming stable not.
5, equipment part is complete, compact and firmly, adopt Aviation Integration drag link safety storage compartment.
Accompanying drawing explanation
Fig. 1 is the structural representation of engine bleed air system proving installation described in the utility model.
Embodiment
Below preferred embodiment of the utility model is described in further detail.
As shown in Figure 1, described engine bleed air system proving installation, comprise bleed pressure system 1, test macro 2, bleed air system 3, test hose a4, test hose b5, test hose c6, described bleed pressure system 1 is connected to test macro 2 by test hose a4, test macro 2 is connected to bleed air system 3 by test hose b5 input, and bleed air system 3 is exported by test hose c6 and is connected to test macro 2.
Described test macro 2 comprises pressure-regulating valve CV, tensimeter G1, G2, valve V1, V2, V3, V4, V5, pressure regulation tube 7, gas outlet 8, described pressure-regulating valve CV input end is connected to the test hose a4 be connected with bleed pressure system 1 by pipeline, pressure-regulating valve CV output terminal is connected to the input end of two pressure regulation tubes be arranged side by side 7, two pressure regulation tubes 7 are respectively equipped with valve V3, V4, the output terminal of described two pressure regulation tubes 7 is provided with tensimeter G1, the output terminal of described two pressure regulation tubes 7 is connected to test hose b5 one end by the mode connect soon, the described test hose b5 other end is connected to the input end of bleed air system 3 by the mode connect soon, the output terminal of described bleed air system 3 is connected to test hose c6 one end by the mode connect soon, the test hose c6 other end is connected to the gas outlet 8 of test macro 2 by the mode connect soon, described gas outlet 8 is provided with tensimeter G2 successively, valve V5.
Be provided with gas outlet 8 between described test hose a4 and pressure-regulating valve CV, gas outlet 8 is provided with valve V1.
Be provided with gas outlet 8 between described pressure-regulating valve CV and two pressure regulation tube 7, gas outlet 8 is provided with valve V2.
Described bleed pressure system 1 comprise high-pressure nitrogen bottle 9, nitrogen cylinder decompressor 10, described high-pressure nitrogen bottle 9 output port be connected to the input port of nitrogen cylinder decompressor 10 by the mode (being realized the connected mode of fast assembling-disassembling by X-over, connection adapter) that connects soon, the output port of nitrogen cylinder decompressor 10 is connected to test hose a4 by the mode connect soon.
Its principle of work is: regulate the pressure-regulating valve CV of test macro 2 setting suitable gas pressure (display of G1 tensimeter) to be input to the input end of airplane air entraining system 3; Bleed air system 3 is by the tensimeter G2 of output port feedback certain pressure to test macro 2, by operation V3, V4, the start situation of the numerical value that tensimeter G2 shows and bleed air system 3, thus whether discriminatory analysis airplane air entraining system exists fault, draws the health status of bleed air system.
Above content is the further description done the utility model in conjunction with concrete preferred implementation, is convenient to these those skilled in the art and can understands and apply the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, some simple deduction or replace can also be made without departing from the concept of the premise utility, and need not through performing creative labour.Therefore, those skilled in the art are according to announcement of the present utility model, and the simple modifications made the utility model all should within protection domain of the present utility model.
Claims (5)
1. an engine bleed air system proving installation, it is characterized in that: comprise bleed pressure system, test macro, bleed air system, test hose a, test hose b, test hose c, described bleed pressure system is connected to test macro by test hose a, test macro is connected to bleed air system by test hose b input, and bleed air system is exported by test hose c and is connected to test macro.
2. engine bleed air system proving installation according to claim 1, it is characterized in that: described test macro comprises main pressure variable valve CV, tensimeter G1, G2, valve V3, V4, V5, pressure regulation tube, gas outlet, described pressure-regulating valve CV input end is connected to test hose a, pressure-regulating valve CV output terminal is connected to the input end of the pressure regulation tube that two are arranged side by side, two pressure regulation tubes are respectively equipped with valve V3, V4, the output terminal of described two pressure regulation tubes is provided with tensimeter G1, the output terminal of described two pressure regulation tubes is connected to test hose b one end by the mode connect soon, the described test hose b other end is connected to the input end of bleed air system by the mode connect soon, the output terminal of described bleed air system is connected to test hose c one end by the mode connect soon, the test hose c other end is connected to the gas outlet of test macro by the mode connect soon, described gas outlet is provided with tensimeter G2 successively, valve V5.
3. engine bleed air system proving installation according to claim 2, it is characterized in that: be provided with gas outlet between described test hose a and pressure-regulating valve CV, gas outlet is provided with valve V1.
4. engine bleed air system proving installation according to claim 2, is characterized in that: be provided with gas outlet between described pressure-regulating valve CV and two pressure regulation tube, gas outlet is provided with valve V2.
5. the engine bleed air system proving installation according to claim 3 or 4, it is characterized in that: described bleed pressure system comprise high-pressure nitrogen bottle, nitrogen cylinder decompressor, described high-pressure nitrogen bottle output port be connected to the input port of nitrogen cylinder decompressor by the mode that connects soon, the output port of nitrogen cylinder decompressor is connected to test hose a by the mode connect soon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520690170.7U CN204882079U (en) | 2015-09-08 | 2015-09-08 | Engine bleed air system testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520690170.7U CN204882079U (en) | 2015-09-08 | 2015-09-08 | Engine bleed air system testing arrangement |
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| Publication Number | Publication Date |
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| CN204882079U true CN204882079U (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520690170.7U Active CN204882079U (en) | 2015-09-08 | 2015-09-08 | Engine bleed air system testing arrangement |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105957418A (en) * | 2016-04-29 | 2016-09-21 | 中国民航大学 | Aircraft engine bleed air system fault simulation device |
| CN115372013A (en) * | 2022-10-26 | 2022-11-22 | 中国空气动力研究与发展中心低速空气动力研究所 | Comprehensive test platform and test method for engine and air entraining system |
-
2015
- 2015-09-08 CN CN201520690170.7U patent/CN204882079U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105957418A (en) * | 2016-04-29 | 2016-09-21 | 中国民航大学 | Aircraft engine bleed air system fault simulation device |
| CN115372013A (en) * | 2022-10-26 | 2022-11-22 | 中国空气动力研究与发展中心低速空气动力研究所 | Comprehensive test platform and test method for engine and air entraining system |
| CN115372013B (en) * | 2022-10-26 | 2023-03-24 | 中国空气动力研究与发展中心低速空气动力研究所 | Comprehensive test platform and test method for engine and air entraining system |
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| C14 | Grant of patent or utility model | ||
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| CP03 | Change of name, title or address |
Address after: 510470 Room 201, No. 2, Lane 2, Fenghe feng'an street, Renhe Town, Baiyun District, Guangzhou City, Guangdong Province (Airport Baiyun) Patentee after: Guangzhou Jianghong Technology Co.,Ltd. Address before: Room 6606-6608, Huijin building, No. 146, huangbian North Road, Baiyun District, Guangzhou, Guangdong 510440 Patentee before: PILOT AIRCRAFT Corp. |