CN110146225A - A kind of middle outer wing fuel delivery system pipeline air tightness tester and method - Google Patents
A kind of middle outer wing fuel delivery system pipeline air tightness tester and method Download PDFInfo
- Publication number
- CN110146225A CN110146225A CN201910456940.4A CN201910456940A CN110146225A CN 110146225 A CN110146225 A CN 110146225A CN 201910456940 A CN201910456940 A CN 201910456940A CN 110146225 A CN110146225 A CN 110146225A
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- China
- Prior art keywords
- swivel nut
- separate type
- type swivel
- screw thread
- system pipeline
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Pipe Accessories (AREA)
Abstract
The invention belongs to aero-manufacturing technology field, a kind of middle outer wing fuel delivery system pipeline air tightness tester and method are provided.Method includes: the first separate type swivel nut (03), (06) two and half pipe thread ring quilt trial product flared tube of the second separate type swivel nut, at small boss, then connect screw thread blocking cap (01) and the first separate type swivel nut (03), screw plug (04) and the connection of the second separate type swivel nut (06)；When gas source enters in input terminal screw plug (04) from testing stand, the air seal test of system pipeline can be carried out；When inoperative, screw thread blocking cap (01) and the first separate type swivel nut (03) are separated, screw plug (04) and the separation of the second separate type swivel nut (06).
Description
Technical field
The invention belongs to aero-manufacturing technology fields, are related to the air tight test method and device of a kind of fuel system pipeline.
Background technique
Middle outer wing fuel delivery system belongs to aircraft fuel system, and the leakproofness connected between pipe component is extremely important.It is right
Closure plate and ring flange is added to connect or use screw plug, pipeline in screw thread or the pipeline of ring flange connection design, setting gasket
The all relatively good realization of air seal test.But for flared tube, because of tube wall thickness, flaring boss is small, and bad positioning compares
For, air seal test is than relatively difficult to achieve.For being flared pipe, in the past mostly using the sebific duct on pipe housing, outside card
Fixed form is bound round, sebific duct and pipe conjugation be not high, is easy to fall off, and be easily damaged the small boss and thin-wall tube of flared tube.
The test fixture for using planer-type afterwards installs clamping element, pipe end setting gambling plate and hold-down mechanism on pipe.But system is grasped
It is limited to make space, inconvenience operation.Test method and device of the invention is: the setting point on middle outer wing fuel delivery system flared tube
From formula swivel nut, swivel nut is upper and lower two parts, is separated again after overall processing, is installed at the small boss of flared tube；Flared tube
End setting screw plug or screw thread blocking cap, screw plug connected firmly with separate type swivel nut, for test input terminal, screw thread blocking cap with divide
It is connected firmly from formula swivel nut, to test closed end；Separate type swivel nut connects firmly respectively with screw plug, screw thread blocking cap, cooperates with testing stand
It can carry out system pipeline air seal test.Test method is simple and easy, and gas check safe operation is convenient.
Summary of the invention
The technical issues of solution
Deficiency of the present invention before solving in middle outer wing fuel delivery system pipeline air seal test technology, provides in one kind
Outer wing fuel delivery system pipeline air tightness tester and method.
Technical solution
A kind of middle outer wing fuel delivery system pipeline air tightness tester, comprising: screw thread blocking cap 01, the first seal gasket 02,
First separate type swivel nut 03, screw plug 04, the second seal gasket 05, the second separate type swivel nut 06；
06 two first separate type swivel nut 03, the second separate type swivel nut half pipe thread ring quilt trial product flared tubes, abut
At small boss, screw thread blocking cap 01 and the first separate type swivel nut 03 are connected and between screw thread blocking cap 01 and the first separate type swivel nut 03
First seal gasket 02, screw plug 04 and the connection of the second separate type swivel nut 06 are set, and screw plug 04 is separated with second
Second seal gasket 05 is set between formula swivel nut 06；
Internal screw thread and deep gouge is arranged in 04 one end of screw plug, outside the other end six square toes boss of setting and with testing stand interface
Through-hole is arranged inside screw plug 04 in the helicitic texture to match.
Screw thread blocking cap 01 uses LY12-CZ aluminum alloy material, anodized processing.
Internal screw thread and deep gouge is arranged in 01 one end of screw thread blocking cap, and six square toes boss are arranged outside the other end.
First seal gasket 02 is embedded in the deep gouge of 01 internal screw thread end of screw thread blocking cap.
First seal gasket 02, the second seal gasket 05 use 1157 rubber.
First separate type swivel nut 03, the second separate type swivel nut 06 use LY12-CZ aluminum alloy material, anodized processing.
For first separate type swivel nut, 03 internal orifice dimension with all-product line outer diameter, screw thread is arranged in outer diameter, carries out after overall processing along circle
All upper and lower separation, two and half pipe screw threads form the first separate type swivel nut 03.
For second separate type swivel nut, 06 internal orifice dimension with all-product line outer diameter, screw thread is arranged in outer diameter, carries out after overall processing along circle
All upper and lower separation, two and half pipe screw threads form the second separate type swivel nut 06.
Second seal gasket 05 is embedded in the deep gouge of 04 internal screw thread end of screw plug.
A kind of middle outer wing fuel delivery system pipeline air tight test method, comprising:
06 two first separate type swivel nut 03, the second separate type swivel nut half pipe thread ring quilt trial product flared tubes, abut
At small boss, then connect screw thread blocking cap 01 and the first separate type swivel nut 03, screw plug 04 and the second separate type swivel nut 06
Connection；
When gas source enters in input terminal screw plug 04 from testing stand, the air seal test of system pipeline can be carried out；
When inoperative, screw thread blocking cap 01 and the first separate type swivel nut 03 are separated, screw plug 04 and the second separate type spiral shell
06 separation of set.
Beneficial effect
The present invention provides a kind of method and apparatus of outer wing fuel delivery system pipeline air seal test in aircraft manufacturing, overcome
Deficiency in former system pipeline air seal test technology, provides the air tight test method that a kind of structure is simple, safe and reliable
And device, there is preferable disassembly, space needed for device is little, easy to use.The method and structure have general well
Property, the air seal test suitable for all flared tubes.
Detailed description of the invention
Fig. 1 is air tightness tester operation schematic diagram；
Fig. 2 is air tightness tester perspective view；
Fig. 3 is input end structure schematic diagram；
Fig. 4 is closed end structural schematic diagram；
Fig. 5 separate type screw bushing structure schematic diagram；
Fig. 6 is outline drawing at middle outer wing fuel delivery system pipeline flaring；
Wherein: 01-screw thread blocking cap, 02-seal gasket, 03-separate type swivel nut, 04-screw plug, 05-sealant
Pad, 06-separate type swivel nut.
Specific embodiment
Below in conjunction with attached drawing, present invention is further described in detail with specific example:
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of method and device of middle outer wing fuel delivery system pipeline air seal test is provided.Institute
Stating experimental rig includes: screw thread blocking cap 01, seal gasket 02, separate type swivel nut 03, screw plug 04, seal gasket 05, separation
06 6 part of formula swivel nut.Wherein, screw thread blocking cap 01, seal gasket 02, the composition of separate type swivel nut 03 closed end, screw plug 04,
Seal gasket 05, separate type swivel nut 06 form input terminal.
Wherein, screw thread blocking cap 01 uses LY12-CZ aluminum alloy material, anodized processing.Internal screw thread is arranged in structure one end
And deep gouge, six square toes boss are arranged in other end outside, easy to disassemble.Seal gasket 02 uses 1157 rubber, is embedded in screw thread
In the deep gouge of 01 internal screw thread end of blocking cap, seal.Separate type swivel nut 03 uses LY12-CZ aluminum alloy material, through anode
Screw thread is arranged with all-product line outer diameter, outer diameter in change processing, internal aperture, circumferentially separates above and below after carrying out overall processing, two
Half pipe screw thread forms a swivel nut.Internal screw thread and deep gouge is arranged in 04 one end of screw plug, and six square toes boss are arranged outside the other end
And the helicitic texture to match with testing stand interface, inside setting through-hole.Seal gasket 05 is embedded in 04 internal screw thread of screw plug
It in the deep gouge of end, seals, 06 structure of separate type swivel nut and application method are the same as separate type swivel nut 03.
When work, 06 two separate type swivel nut 03, separate type swivel nut half pipe thread ring quilt trial product flared tubes, against small
At boss, then connect screw thread blocking cap 01 and separate type swivel nut 03, screw plug 04 and separate type swivel nut 06 connect.Work as gas source
Enter in input terminal screw plug 04 from testing stand, the air seal test of system pipeline can be carried out.When inoperative, by screw thread blocking cap
01 and separate type swivel nut 03 separate, screw plug 04 and separate type swivel nut 06 separate.
Embodiment
The method and device of outer wing fuel delivery system pipeline air seal test in the present invention.Using certain model transporter as platform,
It is by screw thread blocking cap 01, seal gasket 02,03 screw plug 04 of separate type swivel nut, seal gasket 05 and separate type swivel nut 06 6
It is grouped as.
It is divided into airtight defeated referring to Fig. 1, it is middle outer wing fuel delivery system pipeline air tightness tester operation schematic diagram
Enter end and gas tight closed end.After gas tight closed end and the connection of airtight input terminal part combination, airtight input terminal is connect with testing stand,
In gas source is from testing stand into airtight input terminal, the air seal test of system pipeline can be carried out.
Referring to Fig. 3, it is input end structure schematic diagram.The part reflects the structure type of input terminal.Input terminal by
Screw plug 04, seal gasket 05 and 06 three parts of separate type swivel nut composition.Internal screw thread and deep gouge is arranged in 04 one end of screw plug,
Six square toes boss of setting and the helicitic texture to match with testing stand interface outside the other end, inside setting through-hole.Seal gasket
05 is embedded in the deep gouge of 04 internal screw thread end of screw plug, seals, and separate type swivel nut 06 uses LY12-CZ aluminium alloy
Material, anodized processing.06 two half pipe thread ring quilt trial product other end flared tubes of separate type swivel nut abut small boss
Place, seal gasket 05 are placed in 04 deep gouge of screw plug, then connect screw plug 05 and separate type swivel nut 06.
Referring to Fig. 4, it is closed end structural schematic diagram.The part reflects the structure type of closed end.Screw thread blocking cap
01 uses LY12-CZ aluminum alloy material, anodized processing.Internal screw thread and deep gouge, setting outside the other end is arranged in structure one end
Six square toes boss, it is easy to disassemble.Seal gasket 02 uses 1157 rubber, is embedded in the deep gouge of 01 internal screw thread end of screw thread blocking cap
It is interior, it seals.03 structure type of separate type swivel nut is the same as separate type swivel nut 06.03 two half pipe thread rings of separate type swivel nut are embraced
Subject product flared tube, at small boss, seal gasket 02 is placed in 01 deep gouge of screw thread blocking cap, then makes screw thread blocking cap 01
It is connected with separate type swivel nut 03, completes the combination of closed end.
Referring to Fig. 5, it is separate type screw bushing structure schematic diagram.The part reflects the structure shape of separate type swivel nut 03
Screw thread is arranged with all-product line outer diameter, outer diameter in formula, internal aperture, carries out circumferentially upper and lower separation after overall processing, two semicanals
Screw thread forms a swivel nut, it is ensured that install convenient and product fit closely, and pass through anodization.Upper and lower half pipe screw thread pair
Just connected with screw thread blocking cap 01.
Referring to Fig. 6, it is outline drawing at middle outer wing fuel delivery system pipeline flaring, flared part is that test needs emphasis
The position of protection, projection section damage, system pipeline part will be scrapped.
Claims (10)
1. a kind of middle outer wing fuel delivery system pipeline air tightness tester characterized by comprising screw thread blocking cap (01), first
Seal gasket (02), the first separate type swivel nut (03), screw plug (04), the second seal gasket (05), the second separate type swivel nut
(06)；
First separate type swivel nut (03), (06) two and half pipe thread ring quilt trial product flared tube of the second separate type swivel nut, abut
At small boss, screw thread blocking cap (01) and the connection of the first separate type swivel nut (03) and screw thread blocking cap (01) and the first separate type swivel nut
(03) it is arranged between the first seal gasket (02), screw plug (04) and the connection of the second separate type swivel nut (06), and screwed plug
The second seal gasket (05) is set between head (04) and the second separate type swivel nut (06)；
Internal screw thread and deep gouge is arranged in screw plug (04) one end, outside the other end six square toes boss of setting and with testing stand interface phase
Matched helicitic texture, screw plug (04) is internal to be arranged through-hole.
2. a kind of middle outer wing fuel delivery system pipeline air tightness tester as described in claim 1, which is characterized in that screwed plug
Cap (01) uses LY12-CZ aluminum alloy material, anodized processing.
3. a kind of middle outer wing fuel delivery system pipeline air tightness tester as described in claim 1, which is characterized in that screwed plug
Internal screw thread and deep gouge is arranged in cap (01) one end, and six square toes boss are arranged outside the other end.
4. a kind of middle outer wing fuel delivery system pipeline air tightness tester as claimed in claim 3, which is characterized in that first is close
Potting pad (02) is embedded in the deep gouge of screw thread blocking cap (01) internal screw thread end.
5. a kind of middle outer wing fuel delivery system pipeline air tightness tester as claimed in claim 4, which is characterized in that first is close
Potting pad (02), the second seal gasket (05) use 1157 rubber.
6. a kind of middle outer wing fuel delivery system pipeline air tightness tester as described in claim 1, which is characterized in that first point
LY12-CZ aluminum alloy material, anodized processing are used from formula swivel nut (03), the second separate type swivel nut (06).
7. a kind of middle outer wing fuel delivery system pipeline air tightness tester as claimed in claim 6, which is characterized in that first point
From formula swivel nut (03) internal orifice dimension with all-product line outer diameter, screw thread is arranged in outer diameter, carries out circumferentially upper and lower separation after overall processing,
Two and half pipe screw threads form the first separate type swivel nut (03).
8. a kind of middle outer wing fuel delivery system pipeline air tightness tester as claimed in claim 6, which is characterized in that second point
From formula swivel nut (06) internal orifice dimension with all-product line outer diameter, screw thread is arranged in outer diameter, carries out circumferentially upper and lower separation after overall processing,
Two and half pipe screw threads form the second separate type swivel nut (06).
9. a kind of middle outer wing fuel delivery system pipeline air tightness tester as described in claim 1, which is characterized in that second is close
Potting pad (05) is embedded in the deep gouge of screw plug (04) internal screw thread end.
10. a kind of middle outer wing fuel delivery system pipeline air tight test method characterized by comprising
First separate type swivel nut (03), (06) two and half pipe thread ring quilt trial product flared tube of the second separate type swivel nut, abut
At small boss, then connect screw thread blocking cap (01) and the first separate type swivel nut (03), screw plug (04) and the second separate type
Swivel nut (06) connection；
When gas source enters in input terminal screw plug (04) from testing stand, the air seal test of system pipeline can be carried out；
When inoperative, screw thread blocking cap (01) and the first separate type swivel nut (03) are separated, screw plug (04) and the second separate type
Swivel nut (06) separation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910456940.4A CN110146225A (en) | 2019-05-29 | 2019-05-29 | A kind of middle outer wing fuel delivery system pipeline air tightness tester and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910456940.4A CN110146225A (en) | 2019-05-29 | 2019-05-29 | A kind of middle outer wing fuel delivery system pipeline air tightness tester and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110146225A true CN110146225A (en) | 2019-08-20 |
Family
ID=67592117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910456940.4A Pending CN110146225A (en) | 2019-05-29 | 2019-05-29 | A kind of middle outer wing fuel delivery system pipeline air tightness tester and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110146225A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110987310A (en) * | 2019-11-11 | 2020-04-10 | 中国航发沈阳黎明航空发动机有限责任公司 | A gas tightness detects anchor clamps for long tube assembly |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202812646U (en) * | 2012-09-27 | 2013-03-20 | 贵州航太精密制造有限公司 | Flaring plug for pipeline |
| CN204420455U (en) * | 2015-01-22 | 2015-06-24 | 珠海格力电器股份有限公司 | Connecting pipe sealing device |
| CN105927821A (en) * | 2016-04-19 | 2016-09-07 | 淄博环能海臣环保技术服务有限公司 | Insulation tension-resistant shell built-in prestressed expansive cement composite antiseptic nonmetal pipe |
| CN206280493U (en) * | 2016-11-25 | 2017-06-27 | 国核宝钛锆业股份公司 | A kind of nuclear zirconium alloy pipe blasting enlarging seal assembly |
| CN106979385A (en) * | 2017-04-16 | 2017-07-25 | 山西高扬卫生设备同层安装工程有限公司 | Wall bushing pre-embedded device with Telescopic |
-
2019
- 2019-05-29 CN CN201910456940.4A patent/CN110146225A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202812646U (en) * | 2012-09-27 | 2013-03-20 | 贵州航太精密制造有限公司 | Flaring plug for pipeline |
| CN204420455U (en) * | 2015-01-22 | 2015-06-24 | 珠海格力电器股份有限公司 | Connecting pipe sealing device |
| CN105927821A (en) * | 2016-04-19 | 2016-09-07 | 淄博环能海臣环保技术服务有限公司 | Insulation tension-resistant shell built-in prestressed expansive cement composite antiseptic nonmetal pipe |
| CN206280493U (en) * | 2016-11-25 | 2017-06-27 | 国核宝钛锆业股份公司 | A kind of nuclear zirconium alloy pipe blasting enlarging seal assembly |
| CN106979385A (en) * | 2017-04-16 | 2017-07-25 | 山西高扬卫生设备同层安装工程有限公司 | Wall bushing pre-embedded device with Telescopic |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110987310A (en) * | 2019-11-11 | 2020-04-10 | 中国航发沈阳黎明航空发动机有限责任公司 | A gas tightness detects anchor clamps for long tube assembly |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190820 |
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| RJ01 | Rejection of invention patent application after publication |