CN106595959A - Device and method for airtight test and fuel filling of fuel tank through charging valve - Google Patents
Device and method for airtight test and fuel filling of fuel tank through charging valve Download PDFInfo
- Publication number
- CN106595959A CN106595959A CN201611013707.1A CN201611013707A CN106595959A CN 106595959 A CN106595959 A CN 106595959A CN 201611013707 A CN201611013707 A CN 201611013707A CN 106595959 A CN106595959 A CN 106595959A
- Authority
- CN
- China
- Prior art keywords
- swing arm
- charging valve
- blind nut
- blocking
- air seal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The present invention discloses a device and method for airtight test and fuel filling of a fuel tank through a charging valve. The device comprises a joint nozzle, a plug, a spiral rod and a cap nut; the joint nozzle is welded at the upper end of the spiral rod, a conical surface and a pathway for sealing are arranged at the center of the joint nozzle, a pathway communicated with the joint nozzle is arranged in the spiral rod, the lower end of the spiral rod is sealingly sleeved with the plug, the spiral rod is sleeved with the cap nut, the inner side of the cap nut is provided with a spacing step with a spiral structure, and the spacing step is coordinated with a spacing bench having a spiral structure and being arranged at the outer side of the upper portion of the spiral rod. The method comprises: opening and closing the charging valve in the sealing state to perform the airtight test and the fuel filling. Besides, the charging valve is opened and closed in the sealing state to effectively prevent remainders from entering a fuel tank cabin.
Description
Technical field
The invention belongs to design of technological arrangement field, be related to it is a kind of by charging valve fuel tank is carried out air seal test with
The apparatus and method of fuel filling.
Background technology
The tank bay of space product generally is configured with charging valve, and its purposes is to carry out fuel filling to fuel tank.In fuel oil
Before filling, often also using charging valve overall air seal test is carried out to tank bay.No matter air seal test or fuel filling
Carry out after being required for opening charging valve.Conventional method is to separately design charging valve opener, air seal test frock
With fuel filling device.Many set instruments are needed, extracting tool repeatedly is needed, operation and time are long.
The content of the invention
The purpose of the present invention is to propose to a kind of device for carrying out air seal test and fuel filling to fuel tank by charging valve
And method, the deficiencies in the prior art being overcome, charging valve can be opened and closed in sealed states, can carry out airtight
Test, can carry out fuel filling again, shorten operation and time.Open and close filling in sealed states in addition to live
Door, can effectively prevent fifth wheel from entering tank bay.
In order to reach above-mentioned purpose of design, the technical solution used in the present invention is as follows：
A kind of device for carrying out air seal test and fuel filling to fuel tank by charging valve, including by spigot joint, blocking, rotation
Bar, blind nut, it is described it is spigot joint be welded on swing arm upper end, spigot joint center is machined with taper seat and path for sealing, the swing arm
Inside is machined with and the spigot joint path being connected, the swing arm lower end sealing socket blocking, and blind nut, blind nut are arranged outside the swing arm
Inner side is provided with the limited step of helical structure, and the limited step coordinates with the limiting stand of the helical structure of swing arm upper outside.
Preferably, the blocking upper surface is machined with four screwed holes, and blocking center is machined with circular hole, adds on external cylindrical surface
Work has socket sealing ring a in seal groove, seal groove.
Preferably, the swing arm lower end is square structure, and upper end is six square structures, and middle part is cylinder, cylinder
Socket sealing ring b in seal groove, seal groove is machined with face.
Preferably, the external screw thread being engaged with the female thread on charging valve, blind nut upper surface are machined with the blind nut
On be machined with four unthreaded holes.
Preferably, when not in use, the blind nut outside swing arm threadedly fixes protective cap, and blocking, swing arm cover are buckled
In protective cap.
Preferably, above-mentioned blocking, swing arm dismounting uses special dismantling spanner, dismantling spanner middle part to be provided with U-shape structure, U
The opening of type structure is provided with four boss for the six square respective outer side edges with swing arm upper end, above-mentioned U-shape structure downside, and four convex
Platform is relative one by one with four unthreaded holes on blind nut respectively, and above-mentioned U-shape structure bottom is provided with four unthreaded holes, unthreaded hole and arranges four spiral shells
Nail, four screws are relative one by one with four screwed holes of blocking respectively.
The described method for carrying out air seal test and fuel filling to fuel tank by charging valve, it is concretely comprised the following steps：
1st, the assembly of blocking and swing arm is put into into charging valve, the wherein square structure of swing arm and charging valve is opened
Part cooperation is opened, blind nut is placed on and is blocked top, rotate blind nut, blind nut will be blocked and the assembly of swing arm is pressed into charging valve；
2nd, six sides on swing arm are rotated, swing arm is moved in blind nut so as to moved into charging valve, opens filling and live
Door, connects air seal test rifle on spigot joint and realizes air seal test；Or connect fuel filling rifle on spigot joint and realize fuel filling；
3rd, after air seal test or fuel filling are finished, six sides on swing arm are rotated, closes charging valve；
4th, blind nut is backed out on charging valve；
5th, the assembly of blocking and swing arm is pulled up from charging valve.
Apparatus and method for being carried out air seal test and fuel filling to fuel tank by charging valve of the present invention are had
Beneficial effect is：Charging valve can be opened and closed in sealed states, air seal test can be carried out, fuel oil can be carried out again and is added
Note, shortens operation and time.In addition charging valve is opened and closed in sealed states, can effectively prevent fifth wheel
Into tank bay.
Description of the drawings
Fig. 1 is a kind of main body schematic diagram of the device for carrying out air seal test and fuel filling to fuel tank by charging valve；
Fig. 2 is that a kind of dismantling spanner of device for being carried out air seal test and fuel filling to fuel tank by charging valve is illustrated
Figure.
Specific embodiment
Preferred embodiment of the invention is described in further detail below.
As shown in Figure 1-2, the device for carrying out air seal test and fuel filling to fuel tank by charging valve, including by
Spigot joint (1), blocking (2), swing arm (3), blind nut (4), sealing ring a (5), sealing ring b (6), protective cap (7), described spigot joint (1) weldering
The upper end of swing arm (3) is connected on, spigot joint (1) outer surface is machined with external screw thread, and center is machined with taper seat and path for sealing,
Air seal test rifle can be connected, it is also possible to connect fuel filling rifle, be machined with inside the swing arm (3) and be connected with spigot joint (1)
Path, path can be internally formed with tank bay after charging valve is opened, swing arm (3) the lower end sealing socket blocking
(2), be arranged blind nut (4) outside the swing arm (3), blind nut (4) inner side is provided with the limited step of helical structure, the limited step with
The limiting stand of the helical structure of swing arm (3) upper outside coordinates, and rotates swing arm (3) and causes the limiting stand of swing arm (3) in limiting stand
It is subjected to displacement in rank, and then controls the relative position of swing arm (3) and blind nut (4).
Blocking (2) upper surface is machined with four screwed holes, and for the dismounting of blocking, blocking center is machined with circular hole,
Socket sealing ring a (5) in seal groove, seal groove is machined with external cylindrical surface.
Swing arm (3) lower end is square structure, and upper end is six square structures, and middle part is cylinder, on the face of cylinder
Be machined with seal groove, socket sealing ring b (6) in seal groove, by sealing ring b (6) cause swing arm (3) side wall and blocking (2) it
Between sealing arrange.
The external screw thread being engaged with the female thread on charging valve is machined with the blind nut (4), on blind nut (4) upper surface
Four unthreaded holes are machined with, for blocking the installation and removal of (2).
The device of air seal test and fuel filling is carried out to fuel tank above by charging valve, when not in use, swing arm (3)
Outer blind nut (4) threadedly fixes protective cap (7), and blocking (2), swing arm (3) cover are buckled in protective cap (7).
The device for carrying out air seal test and fuel filling to fuel tank by charging valve, its blocking (2), swing arm (3)
Dismounting uses special dismantling spanner (8), dismantling spanner (8) middle part to be provided with U-shape structure, and the opening of U-shape structure is used for and swing arm
(3) six square respective outer side edges of upper end, and then swing arm (3) is rotated, above-mentioned U-shape structure downside is provided with four boss, four boss
It is relative one by one with four unthreaded holes on blind nut (4) respectively, rotate after being inserted in four unthreaded holes by four boss, spiral shell can be dismounted
Lid (4), above-mentioned U-shape structure bottom is provided with four unthreaded holes, arranges four screws (9) in unthreaded hole, four screws (9) respectively with blocking
(2) four screwed holes are relative one by one, after four screws (9) are locked at respectively in four screwed holes, can blocking (2),
Swing arm (3) is extracted.
The method for carrying out air seal test and fuel filling to fuel tank by charging valve, it is concretely comprised the following steps：
1st, the assembly of blocking (2) and swing arm (3) is put into into charging valve, wherein the square structure of swing arm (3) with add
The opening section of note valve coordinates, and blind nut (4) is placed on into blocking top, by four cylinders insertion blind nut (4) of dismantling spanner
In four holes on surface, blind nut (4) is rotated, blind nut (4) will block the assembly press-in charging valve of (2) and swing arm (3).
2nd, six sides on swing arm are rotated, swing arm is moved in blind nut (4) so as to moved into charging valve, opens filling
Valve, connects air seal test rifle and realizes air seal test on spigot joint (1)；
Connect fuel filling rifle on spigot joint (1) and realize fuel filling.
3rd, after air seal test or fuel filling are finished, six sides on swing arm (3) are rotated, closes charging valve.
4th, four cylinders of dismantling spanner (8) are inserted in four holes of blind nut (4) upper surface, using dismantling spanner by spiral shell
Cover and backed out on charging valve.
5th, by four screws (9) through four unthreaded holes on dismantling spanner (8), and four spiral shells of blocking (2) are screwed in respectively
In pit, the assembly of blocking (2) and swing arm (3) is pulled up from charging valve.
Above content is the further description done to the present invention with reference to specific preferred implementation, is easy to the skill
The technical staff in art field is understood that and applies the present invention, it is impossible to assert the present invention be embodied as be confined to these explanations.
For general technical staff of the technical field of the invention, can also make without departing from the inventive concept of the premise
Some simple deduction or replace, without through performing creative labour.Therefore, those skilled in the art are of the invention takes off
Show, the simple modifications made to the present invention all should be within protection scope of the present invention.
Claims (7)
1. a kind of device for carrying out air seal test and fuel filling to fuel tank by charging valve, it is characterised in that：Including by connecing
Mouth, blocking, swing arm, blind nut, it is described it is spigot joint be welded on swing arm upper end, spigot joint center is machined with for the taper seat of sealing and logical
Road, is machined with and the spigot joint path being connected inside the swing arm, the swing arm lower end sealing socket blocking, the swing arm overcoat
If blind nut, blind nut inner side is provided with the limited step of helical structure, the limited step and the helical structure of swing arm upper outside
Limiting stand coordinates.
2. the device for carrying out air seal test and fuel filling to fuel tank by charging valve according to claim 1, it is special
Levy and be：The blocking upper surface is machined with four screwed holes, and blocking center is machined with circular hole, and sealing is machined with external cylindrical surface
Socket sealing ring a in groove, seal groove.
3. the device for carrying out air seal test and fuel filling to fuel tank by charging valve according to claim 2, it is special
Levy and be：The swing arm lower end is square structure, and upper end is six square structures, and middle part is cylinder, is processed on the face of cylinder
There is socket sealing ring b in seal groove, seal groove.
4. the device for carrying out air seal test and fuel filling to fuel tank by charging valve according to claim 3, it is special
Levy and be：The external screw thread being engaged with the female thread on charging valve is machined with the blind nut, is machined with blind nut upper surface
Four unthreaded holes.
5. the device for carrying out air seal test and fuel filling to fuel tank by charging valve according to claim 4, it is special
Levy and be：When not in use, the blind nut outside swing arm threadedly fixes protective cap, and blocking, swing arm cover are buckled in into protective cap
It is interior.
6. the device for carrying out air seal test and fuel filling to fuel tank by charging valve according to claim 4, it is special
Levy and be：Above-mentioned blocking, swing arm dismounting use special dismantling spanner, dismantling spanner middle part to be provided with U-shape structure, U-shape structure
Be open for the six square respective outer side edges with swing arm upper end, above-mentioned U-shape structure downside is provided with four boss, four boss respectively with
Four unthreaded holes on blind nut are relative one by one, and above-mentioned U-shape structure bottom is provided with four unthreaded holes, unthreaded hole and arranges four screws, four
Screw is relative one by one with four screwed holes of blocking respectively.
7. air seal test and fuel filling are carried out to fuel tank by charging valve according to above-mentioned any one claim
Method, it is concretely comprised the following steps：
1) assembly of blocking and swing arm is put into into charging valve, the wherein open portion of the square structure of swing arm and charging valve
Distribution is closed, and blind nut is placed on and blocks top, rotates blind nut, and blind nut will be blocked and the assembly of swing arm is pressed into charging valve；
2) six sides on swing arm are rotated, swing arm is moved in blind nut so as to moved into charging valve, opens charging valve,
Spigot joint upper connection air seal test rifle realizes air seal test；Or connect fuel filling rifle on spigot joint and realize fuel filling；
3) after air seal test or fuel filling are finished, six sides on swing arm are rotated, closes charging valve；
4) blind nut is backed out on charging valve；
5) assembly of blocking and swing arm is pulled up from charging valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611013707.1A CN106595959A (en) | 2016-11-15 | 2016-11-15 | Device and method for airtight test and fuel filling of fuel tank through charging valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611013707.1A CN106595959A (en) | 2016-11-15 | 2016-11-15 | Device and method for airtight test and fuel filling of fuel tank through charging valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106595959A true CN106595959A (en) | 2017-04-26 |
Family
ID=58591433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611013707.1A Pending CN106595959A (en) | 2016-11-15 | 2016-11-15 | Device and method for airtight test and fuel filling of fuel tank through charging valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106595959A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113062981A (en) * | 2021-03-26 | 2021-07-02 | 陕西飞机工业有限责任公司 | Special transmission rod movement limiting air-tight device for airplane high-lift system |
Citations (8)
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|---|---|---|---|---|
| CN201218767Y (en) * | 2008-04-28 | 2009-04-08 | 比亚迪股份有限公司 | Tool for sealing fuel tank port |
| CN201508276U (en) * | 2009-09-30 | 2010-06-16 | 上海德尔福汽车空调系统有限公司 | Device with gas filling unit and gas recovery unit |
| US20100327575A1 (en) * | 2008-04-15 | 2010-12-30 | Marshall Excelsior Company | Quick fill fluid connector |
| CN202305129U (en) * | 2011-10-26 | 2012-07-04 | 埃泰克汽车电子(芜湖)有限公司 | Quick connector for air tightness test |
| CN104019351A (en) * | 2014-05-27 | 2014-09-03 | 江西洪都航空工业集团有限责任公司 | Oiling connector of valve oil injection nozzle |
| CN104132803A (en) * | 2014-06-27 | 2014-11-05 | 武汉亚普汽车塑料件有限公司 | Tool for detecting valve body pressure flow performance of refueling lock cover of automobile fuel tank |
| CN104483069A (en) * | 2014-12-11 | 2015-04-01 | 亚普汽车部件股份有限公司 | Underwater detection air inlet leakage-preventing device of fuel oil tank |
| CN105129099A (en) * | 2015-06-23 | 2015-12-09 | 中国航空工业集团公司西安飞机设计研究所 | Self-locking multifunctional gravity refill opening assembly for mini airplane |
-
2016
- 2016-11-15 CN CN201611013707.1A patent/CN106595959A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100327575A1 (en) * | 2008-04-15 | 2010-12-30 | Marshall Excelsior Company | Quick fill fluid connector |
| CN201218767Y (en) * | 2008-04-28 | 2009-04-08 | 比亚迪股份有限公司 | Tool for sealing fuel tank port |
| CN201508276U (en) * | 2009-09-30 | 2010-06-16 | 上海德尔福汽车空调系统有限公司 | Device with gas filling unit and gas recovery unit |
| CN202305129U (en) * | 2011-10-26 | 2012-07-04 | 埃泰克汽车电子(芜湖)有限公司 | Quick connector for air tightness test |
| CN104019351A (en) * | 2014-05-27 | 2014-09-03 | 江西洪都航空工业集团有限责任公司 | Oiling connector of valve oil injection nozzle |
| CN104132803A (en) * | 2014-06-27 | 2014-11-05 | 武汉亚普汽车塑料件有限公司 | Tool for detecting valve body pressure flow performance of refueling lock cover of automobile fuel tank |
| CN104483069A (en) * | 2014-12-11 | 2015-04-01 | 亚普汽车部件股份有限公司 | Underwater detection air inlet leakage-preventing device of fuel oil tank |
| CN105129099A (en) * | 2015-06-23 | 2015-12-09 | 中国航空工业集团公司西安飞机设计研究所 | Self-locking multifunctional gravity refill opening assembly for mini airplane |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113062981A (en) * | 2021-03-26 | 2021-07-02 | 陕西飞机工业有限责任公司 | Special transmission rod movement limiting air-tight device for airplane high-lift system |
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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 | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170426 |
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| WD01 | Invention patent application deemed withdrawn after publication |