CN206171843U - Emergent oxygen system's of aircraft test equipment - Google Patents
Emergent oxygen system's of aircraft test equipment Download PDFInfo
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- CN206171843U CN206171843U CN201621095000.5U CN201621095000U CN206171843U CN 206171843 U CN206171843 U CN 206171843U CN 201621095000 U CN201621095000 U CN 201621095000U CN 206171843 U CN206171843 U CN 206171843U
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- gas circuit
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Abstract
The utility model provides an emergent oxygen system's of aircraft test equipment, includes air feed module (1), this air feed module (1) is connected with oxygen system (2) and oxygen mask (3) respectively through pipe -line system for give oxygen system (2) and oxygen mask (3) air feed respectively, pipe -line system include with air feed module (1) lug connection's main gas circuit, with first gas circuit of oxygen system (2) lug connection and with oxygen mask (3) lug connection's a second gas circuit, main gas circuit communicates with a first gas circuit and a second gas circuit respectively, be provided with pressure regulating valve (4) and manometer (5) in the main gas circuit, be provided with flowmeter (6) in first the gas circuit. The utility model discloses an integrated nature of test equipment is good, strong portability.
Description
Technical field
This utility model is related to airplane equipment field, more particularly to a kind of test equipment of aircraft Emergency Oxygen System.
Background technology
Aircraft in emergency circumstances, needs to provide urgent respiratory oxygen to passenger in release of pressure etc.；For Emergency Oxygen System, root
According to design requirement, need periodically to carry out pressure-bearing test and oxygen face mask is automatically releasable test.The test equipment for using at present
Adopt import equipment more, it is expensive；Equipment is in bulk, a module only one of which function, assembled one by one using front needs, operation
Inconvenience, inefficiency.
Utility model content
The purpose of this utility model is to adopt import equipment for the test equipment that uses at present more, expensive；Equipment
In bulk, a module only one of which function is assembled one by one using front needs, and inconvenient operation, ineffective problem is proposed
A kind of test equipment of aircraft Emergency Oxygen System.
The technical scheme in the invention for solving the technical problem is：
The utility model proposes a kind of test equipment of aircraft Emergency Oxygen System, including supply module, the supply mould
Block is connected respectively by pipe-line system with oxygen system and oxygen face mask, for supplying to respectively oxygen system and oxygen face mask；
Pipe-line system includes first gas circuit and and the oxygen being directly connected to the main gas circuit that is directly connected to of supply module and oxygen system
Second gas circuit that gas mask is directly connected to；Main gas circuit is connected respectively with first gas circuit and second gas circuit；Set in main gas circuit
It is equipped with pressure-regulating valve and pressure gauge；Effusion meter is provided with first gas circuit.
In the above-mentioned test equipment of this utility model, set on the position between pressure-regulating valve and supply module of main gas circuit
It is equipped with air relief valve.
In the above-mentioned test equipment of this utility model, pipe-line system also include be connected to main gas circuit positioned at pressure-regulating valve
Upstream position, for the 3rd gas circuit connecting main gas circuit with external environment and it is connected to adjusting positioned at pressure for main gas circuit
Valve downstream position, the 4th gas circuit for main gas circuit to be connected with external environment；First row is provided with 3rd gas circuit
Empty valve, in the 4th gas circuit second emptying valve is provided with.
In the above-mentioned test equipment of this utility model, first gas circuit in the upstream position and downstream bits positioned at effusion meter
Put and be respectively arranged with first switch valve and second switch valve；The 3rd switch valve is provided with second gas circuit.
In the above-mentioned test equipment of this utility model, supply module is pressure-air bottle respirator.
In the above-mentioned test equipment of this utility model, supply module includes pressure-air bottle respirator, the pressure-air breathing
The output of bottle terminates main gas circuit, and the input Jing air cleaning systems of the pressure-air bottle respirator are connected with breathing compressor；It is main
The position between pressure-air bottle respirator and air relief valve of gas circuit is additionally provided with the 4th switch valve.
Test equipment of the present utility model completes to hold aircraft oxygen system by the test gas of supply module output
Pressure and leakage test, and complete to be automatically releasable test to oxygen face mask.Test equipment integration of the present utility model is good, portable
Property is strong.
Description of the drawings
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing：
Fig. 1 shows the schematic diagram of the test equipment of this utility model first embodiment；
Fig. 2 shows the schematic diagram of the test equipment of this utility model second embodiment.
Specific embodiment
The technical problems to be solved in the utility model is：For Emergency Oxygen System, according to design requirement, need periodically to enter
Row pressure-bearing is tested and oxygen face mask is automatically releasable test.Adopting import equipment, price to hold high the test equipment for using at present more
It is expensive；Equipment is in bulk, a module only one of which function, assembled one by one using front needs, inconvenient operation, inefficiency.This
The technical thought that utility model is proposed with regard to the technical problem is：A kind of test equipment is constructed, the test equipment includes supply mould
Block, the supply module is connected respectively by pipe-line system with aircraft oxygen system and oxygen face mask, by supplying module output
Test gas, completes the pressure-bearing to aircraft oxygen system and reveals test, and completes to be automatically releasable test to oxygen face mask.This
The test equipment integration of utility model is good, and portability is strong.
In order that technical purpose of the present utility model, technical scheme and technique effect are apparent, in order to this area
Technical staff understands and implements this utility model, this utility model is done below in conjunction with the accompanying drawings and the specific embodiments further in detail
Thin explanation.
First embodiment
As shown in figure 1, Fig. 1 shows the schematic diagram of the test equipment of this utility model first embodiment.The present embodiment is carried
A kind of test equipment of aircraft Emergency Oxygen System is gone out；Usually, aircraft Emergency Oxygen System includes oxygen system 2 and oxygen
Mask 3.The test equipment include supply module 1, the supply module 1 by pipe-line system respectively with oxygen system 2 and oxygen face
Cover 3 connects, for supplying to oxygen system 2 and oxygen face mask 3 respectively；Pipe-line system includes and supplies what module 1 was directly connected to
First gas circuit that main gas circuit and oxygen system 2 are directly connected to and second gas circuit being directly connected to oxygen face mask 3；It is main
Gas circuit is connected respectively with first gas circuit and second gas circuit；Pressure-regulating valve 4 and pressure gauge 5 are provided with main gas circuit；First
Prop up and be provided with effusion meter 6 in gas circuit.In the present embodiment, will supply what module 1 was exported by pressure-regulating valve 4 and pressure gauge 5
Supply gas pressure is adjusted to presumptive test pressure, specifically, the aperture of supply is adjusted by pressure-regulating valve 4, by pressure gauge 5
The numerical value of supply gas pressure is read, so as to realize adjusting the supply gas pressure of the supply output of module 1.In the present embodiment, oxygen system 2
Pipeline pressure-bearing test method be：When pressure-regulating valve 4 is adjusted, so that pressure gauge 5 shows numerical stability in 187.97PSI
Afterwards, percolation ratio of the oxygen system 2 in 5min is measured, if the percolation ratio is less than 5mL/min, is illustrated, the pipeline of oxygen system 2
Bearing capacity is good, and leaking performance also meets requirement.Here, percolation ratio completes to determine by effusion meter 6.Further
, the method for being automatically releasable test of oxygen face mask 3 is：When pressure-regulating valve 4 is adjusted, so as to pressure gauge 5 shows numerical value be
During 21.76PSI-43PSI, if oxygen face mask 3 is automatically releasable, oxygen face mask 3 to be automatically releasable function good.
Further, in the present embodiment, arrange on the position between pressure-regulating valve 4 and supply module 1 of main gas circuit
There is air relief valve 7.The supply that the air relief valve 7 is used to be exported to supplying module 1 carries out primary decompression, so that supply gas pressure is less than
The range of pressure gauge 5.
Further, in the present embodiment, pipe-line system also include be connected to main gas circuit positioned at the upstream of pressure-regulating valve 4
Position, for the 3rd gas circuit connecting main gas circuit with external environment and be connected to main gas circuit positioned at pressure-regulating valve 4
Downstream position, the 4th gas circuit for main gas circuit to be connected with external environment；The first emptying is provided with 3rd gas circuit
Valve 8, in the 4th gas circuit second emptying valve 9 is provided with.So, aircraft emergency oxygen is completed by the test equipment of the present embodiment
After the test event of system, first emptying valve 8 and second emptying valve 9 can be passed through and empty the test gas in test equipment.It is main
The neighbouring position positioned at pressure gauge 5 of gas circuit is provided with relief valve 13, so that when the supply gas pressure in main gas circuit exceedes rule
During definite value, the supply in main gas circuit can outwards be discharged.
First gas circuit in the upstream position and downstream position positioned at effusion meter 6 is respectively arranged with the He of first switch valve 10
Second switch valve 11.So, by the control to first switch valve 10 and second switch valve 11, realize to first gas circuit air inlet
With the control of outlet.
The 3rd switch valve 12 is provided with second gas circuit.So, by the control to the 3rd switch valve 12, realize to the
Two gas circuit air inlets and the control of outlet.
Further, in the present embodiment, it is pressure-air bottle respirator to supply module 1.Deposit in the pressure-air bottle respirator
Contain high pressure air.Here, high pressure air needs to meet breathing standard air-DIN EN 12021；This enforcement
Example produces compressed air using breathing compressor, then compressed air is completed into purification process by air cleaning system, generates symbol
The high pressure air of standard air is closed, and is stored in pressure-air bottle respirator.Wherein, air cleaning system is by profit point
From, activated carbon, molecular sieve and particle filter complete Multiple air purification process.
Second embodiment
Second embodiment is with the difference of first embodiment：The structure of supply module 1 is different.
As shown in Fig. 2 Fig. 2 shows the schematic diagram of the test equipment of this utility model second embodiment.The present embodiment is carried
A kind of test equipment of aircraft Emergency Oxygen System is gone out；Usually, aircraft Emergency Oxygen System includes oxygen system 2 and oxygen
Mask 3.The test equipment include supply module 1, the supply module 1 by pipe-line system respectively with oxygen system 2 and oxygen face
Cover 3 connects, for supplying to oxygen system 2 and oxygen face mask 3 respectively；Pipe-line system includes and supplies what module 1 was directly connected to
First gas circuit that main gas circuit and oxygen system 2 are directly connected to and second gas circuit being directly connected to oxygen face mask 3；It is main
Gas circuit is connected respectively with first gas circuit and second gas circuit；Pressure-regulating valve 4 and pressure gauge 5 are provided with main gas circuit；First
Prop up and be provided with effusion meter 6 in gas circuit.In the present embodiment, will supply what module 1 was exported by pressure-regulating valve 4 and pressure gauge 5
Supply gas pressure is adjusted to presumptive test pressure, specifically, the aperture of supply is adjusted by pressure-regulating valve 4, by pressure gauge 5
The numerical value of supply gas pressure is read, so as to realize adjusting the supply gas pressure of the supply output of module 1.In the present embodiment, oxygen system 2
Pipeline pressure-bearing test method be：When pressure-regulating valve 4 is adjusted, so that pressure gauge 5 shows numerical stability in 187.97PSI
Afterwards, percolation ratio of the oxygen system 2 in 5min is measured, if the percolation ratio is less than 5mL/min, is illustrated, the pipeline of oxygen system 2
Bearing capacity is good, and leaking performance also meets requirement.Here, percolation ratio completes to determine by effusion meter 6.Further
, the method for being automatically releasable test of oxygen face mask 3 is：When pressure-regulating valve 4 is adjusted, so as to pressure gauge 5 shows numerical value be
During 21.76PSI-43PSI, if oxygen face mask 3 is automatically releasable, oxygen face mask 3 to be automatically releasable function good.
Further, in the present embodiment, arrange on the position between pressure-regulating valve 4 and supply module 1 of main gas circuit
There is air relief valve 7.The supply that the air relief valve 7 is used to be exported to supplying module 1 carries out primary decompression, so that supply gas pressure is less than
The range of pressure gauge 5.
Further, in the present embodiment, pipe-line system also include be connected to main gas circuit positioned at the upstream of pressure-regulating valve 4
Position, for the 3rd gas circuit connecting main gas circuit with external environment and be connected to main gas circuit positioned at pressure-regulating valve 4
Downstream position, the 4th gas circuit for main gas circuit to be connected with external environment；The first emptying is provided with 3rd gas circuit
Valve 8, in the 4th gas circuit second emptying valve 9 is provided with.So, aircraft emergency oxygen is completed by the test equipment of the present embodiment
After the test event of system, first emptying valve 8 and second emptying valve 9 can be passed through and empty the test gas in test equipment.It is main
The neighbouring position positioned at pressure gauge 5 of gas circuit is provided with relief valve 13, so that when the supply gas pressure in main gas circuit exceedes rule
During definite value, the supply in main gas circuit can outwards be discharged.
First gas circuit in the upstream position and downstream position positioned at effusion meter 6 is respectively arranged with the He of first switch valve 10
Second switch valve 11.So, by the control to first switch valve 10 and second switch valve 11, realize to first gas circuit air inlet
With the control of outlet.
The 3rd switch valve 12 is provided with second gas circuit.So, by the control to the 3rd switch valve 12, realize to the
Two gas circuit air inlets and the control of outlet.
Further, in the present embodiment, supplying module 1 includes pressure-air bottle respirator 14, the pressure-air bottle respirator
14 output terminates main gas circuit, input Jing air cleaning systems 15 and the breathing phase of compressor 16 of the pressure-air bottle respirator 14
Even.The position between pressure-air bottle respirator 14 and air relief valve 7 of main gas circuit is additionally provided with the 4th switch valve 17.4th opens
Closing valve 17 is used to, when inflating in pressure-air bottle respirator 14, close the outfan of pressure-air bottle respirator 14.
Test equipment of the present utility model completes to hold aircraft oxygen system by the test gas of supply module output
Pressure and leakage test, and complete to be automatically releasable test to oxygen face mask.Test equipment integration of the present utility model is good, portable
Property is strong.
It should be appreciated that for those of ordinary skills, can according to the above description be improved or be converted,
And all these modifications and variations should all belong to the protection domain of this utility model claims.
Claims (6)
1. a kind of test equipment of aircraft Emergency Oxygen System, it is characterised in that including supply module (1), the supply module (1)
It is connected with oxygen system (2) and oxygen face mask (3) respectively by pipe-line system, for giving oxygen system (2) and oxygen face respectively
Cover (3) supply；Pipe-line system includes the be directly connected to supply module (1) the main gas circuit that is directly connected to and oxygen system (2)
One gas circuit and second gas circuit being directly connected to oxygen face mask (3)；Main gas circuit respectively with first gas circuit and second
Gas circuit is connected；Pressure-regulating valve (4) and pressure gauge (5) are provided with main gas circuit；Effusion meter (6) is provided with first gas circuit.
2. test equipment according to claim 1, it is characterised in that main gas circuit in pressure-regulating valve (4) and supply mould
Air relief valve (7) is provided between block (1) on position.
3. test equipment according to claim 2, it is characterised in that pipe-line system also includes being connected to being located at for main gas circuit
Pressure-regulating valve (4) upstream position, for the 3rd gas circuit connecting main gas circuit with external environment and it is connected to main gas circuit
Positioned at pressure-regulating valve (4) downstream position, the 4th gas circuit for main gas circuit to be connected with external environment；3rd gas
First emptying valve (8) is provided with road, in the 4th gas circuit second emptying valve (9) is provided with.
4. test equipment according to claim 2, it is characterised in that first gas circuit positioned at the upper of effusion meter (6)
Trip position and downstream position are respectively arranged with first switch valve (10) and second switch valve (11)；Is provided with second gas circuit
Three switch valves (12).
5. test equipment according to claim 2, it is characterised in that supply module (1) is pressure-air bottle respirator.
6. test equipment according to claim 2, it is characterised in that supply module (1) is including pressure-air bottle respirator
(14), the output of the pressure-air bottle respirator (14) terminates main gas circuit, the input Jing air of the pressure-air bottle respirator (14)
Cleaning system (15) is connected with breathing compressor (16)；Main gas circuit between pressure-air bottle respirator (14) and air relief valve (7)
Position be additionally provided with the 4th switch valve (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621095000.5U CN206171843U (en) | 2016-09-28 | 2016-09-28 | Emergent oxygen system's of aircraft test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621095000.5U CN206171843U (en) | 2016-09-28 | 2016-09-28 | Emergent oxygen system's of aircraft test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206171843U true CN206171843U (en) | 2017-05-17 |
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ID=58676866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621095000.5U Active CN206171843U (en) | 2016-09-28 | 2016-09-28 | Emergent oxygen system's of aircraft test equipment |
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| Country | Link |
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| CN (1) | CN206171843U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109050967A (en) * | 2018-05-03 | 2018-12-21 | 合肥江航飞机装备有限公司 | A kind of equipment can detecte aircraft oxygen system performance |
| CN110641728A (en) * | 2019-09-03 | 2020-01-03 | 合肥江航飞机装备股份有限公司 | Performance detection equipment for aircraft oxygen system |
| CN111721480A (en) * | 2020-06-29 | 2020-09-29 | 南京航空航天大学 | Civil aircraft unit oxygen system leakage early warning method based on flight data |
| CN115541136A (en) * | 2022-09-23 | 2022-12-30 | 中航通飞华南飞机工业有限公司 | Leakage detection system and detection method for aircraft oxygen system |
-
2016
- 2016-09-28 CN CN201621095000.5U patent/CN206171843U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109050967A (en) * | 2018-05-03 | 2018-12-21 | 合肥江航飞机装备有限公司 | A kind of equipment can detecte aircraft oxygen system performance |
| CN110641728A (en) * | 2019-09-03 | 2020-01-03 | 合肥江航飞机装备股份有限公司 | Performance detection equipment for aircraft oxygen system |
| CN110641728B (en) * | 2019-09-03 | 2023-09-01 | 合肥江航飞机装备股份有限公司 | Aircraft oxygen system performance detection equipment |
| CN111721480A (en) * | 2020-06-29 | 2020-09-29 | 南京航空航天大学 | Civil aircraft unit oxygen system leakage early warning method based on flight data |
| CN111721480B (en) * | 2020-06-29 | 2021-07-20 | 南京航空航天大学 | Civil aircraft unit oxygen system leakage early warning method based on flight data |
| CN115541136A (en) * | 2022-09-23 | 2022-12-30 | 中航通飞华南飞机工业有限公司 | Leakage detection system and detection method for aircraft oxygen system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211227 Address after: 510470 Room 301, No. 2, Lane 2, Fenghe feng'an street, Renhe Town, Baiyun District, Guangzhou, Guangdong Province (Airport Baiyun) Patentee after: Xiaoyi Aviation Technology (Guangzhou) Co.,Ltd. Address before: 518000 room 2619, block a, Qunxing Plaza, Huaqiang North Street, Futian District, Shenzhen, Guangdong Patentee before: SHENZHEN ARMSTRONG AVIATION TECHNOLOGY CO.,LTD. |