CN105000164A - Water seepage prevention aircraft safety inspection opening cover and manufacturing method of opening cover - Google Patents
Water seepage prevention aircraft safety inspection opening cover and manufacturing method of opening cover Download PDFInfo
- Publication number
- CN105000164A CN105000164A CN201510401110.3A CN201510401110A CN105000164A CN 105000164 A CN105000164 A CN 105000164A CN 201510401110 A CN201510401110 A CN 201510401110A CN 105000164 A CN105000164 A CN 105000164A
- Authority
- CN
- China
- Prior art keywords
- lid
- groove
- safety inspection
- mouth frame
- elastic buckle
- 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.)
- Granted
Links
- 238000007689 inspection Methods 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract description 8
- 230000002265 prevention Effects 0.000 title abstract 4
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 230000001413 cellular effect Effects 0.000 claims description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 12
- 239000005543 nano-size silicon particle Substances 0.000 claims description 11
- 238000004512 die casting Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 235000012239 silicon dioxide Nutrition 0.000 claims description 6
- 238000003754 machining Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 15
- 238000012423 maintenance Methods 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
Landscapes
- Gasket Seals (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The invention discloses a water seepage prevention aircraft safety inspection opening cover. The water seepage prevention aircraft safety inspection opening cover comprises an opening cover body and an opening frame. Opening cover bolts are fixed into threaded holes. A groove is formed in the inner wall of the opening frame and is a T-shaped groove. The groove is perpendicular to the direction of the axis of the opening frame. At least ten elastic buckles which are evenly arranged at intervals are arranged in the groove. The two ends of each elastic buckle are submerged into the groove. The middles of the at least ten elastic buckles penetrate and are connected to a sealing rubber ring. The inner diameter of the sealing rubber ring is smaller than the outer diameter of the opening cover. A boss is arranged on the inner wall of the opening frame in the circumferential direction of the opening frame and is located below the groove. A water collection groove parallel to the axis of the opening frame is formed in the boss. A guide pipe connected with the water collection groove is arranged on one side of the water collection groove. The invention further discloses a manufacturing method of the water seepage prevention aircraft safety inspection opening cover. The problems in the prior art can be solved. The size of a sealing piece in the opening frame can be adjusted in time according to pressure when the opening cover is inserted, and the overall sealing performance is improved.
Description
Technical field
The present invention relates to the method for making of a kind of water-impervious aircraft safety inspection cover and lid, as long as aircraft maintenance and maintenance.
Background technology
Airplane hatch cover is mainly used in portions of electronics equipment, becomes the maintenances such as annex, because it directly contacts with air, in Long-Time Service process, easily there is infiltration or seeping phenomenon, easily affect internal electronic equipment, cause electronic machine aging or malfunctioning, have a strong impact on flight safety.
Existing airplane hatch cover is mainly by the mode such as hinged, and be fixed on mouthful frame by lid by articulation piece, due in articulated procedures, the poor sealing guarantee of articulation piece connecting portion, thus causes lid poor sealing performance, easily seeps water.
Summary of the invention
The object of the present invention is to provide a kind of can according to the autonomous regulating seal property of lid lower end external diameter size can water-impervious safety inspection lid and the method for making of lid, prior art Problems existing can be improved, make sealing member in mouthful frame when lid is inserted in time according to its size of pressure adjusting, improve overall sealing property.
The present invention is achieved through the following technical solutions:
A kind of water-impervious aircraft safety inspection cover, comprise lid and mouth frame, described lid bolt is fixed in described tapped bore, the inwall of described mouth frame is provided with groove, described groove is T-slot, described groove is arranged along perpendicular to described mouth frame axis direction, the Elastic buckle that at least 10 uniform intervals are arranged is provided with in described groove, described Elastic buckle two ends are slipped in described groove, running through in the middle part of Elastic buckle described at least 10 is connected on O-ring seal, the internal diameter of described O-ring seal is less than the external diameter of described lid, described mouth frame inwall upper edge hole frame circumference is provided with boss, described boss is positioned at below described groove, be provided with in described boss and be parallel to a mouthful trough for frame axis, described trough side is provided with the conduit connecting trough.
The present invention is by arranging multiple Elastic buckle, and by O-ring seal is fixed on Elastic buckle, by in lid insert port frame time, under the application force of lid, make O-ring seal be connected on lid outer wall, realize the sealing of lid, internal diameter due to O-ring seal is less than the external diameter of lid, therefore, after by lid embedding sealing cushion rubber, O-ring seal can be made to be wrapped on the outer wall of lid, to realize sealing;
The present invention is by arranging boss, and trough is set on boss, when there is infiltration, first moisture fall in the trough on boss, prevent moisture from directly falling on internal electronic equipment, owing to being provided with conduit, conduit can being utilized when needed to be discharged by the moisture in trough, avoid it to have an impact to internal unit.
Further, for realizing the present invention better, described lid sidewall is provided with seal ring.
Further, for realizing the present invention better, described lid outer wall is provided with ring flange, and described ring flange is arranged along the circumference of described lid, and described ring flange is positioned at above described O-ring seal and the bottom of described ring flange and is fitted on described O-ring seal.
Further, for realizing the present invention better, be coated with nano silicon at described lid outside face.
Further, for realizing the present invention better, described lid lower edge and mouth upper frame edge along joint end face on be provided with compressible expanded cellular rubber plate.
The invention also discloses a kind of method for making of water-impervious aircraft safety inspection cover, comprise the following steps:
S1: mold pressing lid: by die casting lid, becomes T font structure by lid die casting, and in the middle part of T font structure threading on outer wall, the lid outer wall of thread portions outside forms ring flange;
S2: mold pressing mouth frame: by die casting mouth frame, form T-shaped groove by Mould Machining, and the negative thread that processing matches with the outside thread in step S1 on mouth frame inwall, make negative thread be positioned at above groove;
S3: install Elastic buckle: be fixed on by O-ring seal on Elastic buckle, Elastic buckle had elastomeric two ends and be embedded in bottom portion of groove, make Elastic buckle upper end be positioned at groove outside, Elastic buckle is perpendicular to mouth frame inwall;
S4: install seal ring and expanded cellular rubber circle in lid: seal ring is bonded on lid outer wall by alkide resin, expanded cellular rubber circle is bonded in T font structure lower surface by alkide resin, make expanded cellular rubber circle thickness under conventional sense be greater than seal ring thickness, T font structure and mouth frame contact surface are sealed;
S4: nano silicon dioxide layer is set: smear nano silicon dioxide layer at lid outside face, and carried out furnace run.
Further, for realizing the present invention better, adopt electric oven to heat in described step S4, heating-up temperature is 80-100 DEG C, and time of heat is 20-30s.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present invention, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is integral structure schematic diagram of the present invention.
Wherein: 101. lids, 102. mouthfuls of frames, 103. mounting ears, 104. Elastic buckles, 105. grooves, 106. O-ring seals, 107. troughs, 108. boss, 109. conduits, 110. seal rings, 111. ring flanges, 112. expanded cellular rubber plates.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
Embodiment 1:
As shown in Figure 1, a kind of water-impervious aircraft safety inspection cover, comprise lid 101 and mouth frame 102, described lid 101 both sides are provided with mounting ear 103, described mouth frame 102 is provided with the tapped bore corresponding with mounting ear 103 position, described mounting ear is bolted in described tapped bore, the inwall of described mouth frame 102 is provided with groove 105, described groove 105 is T-slot, described groove 105 is arranged along perpendicular to described mouth frame 102 axis direction, the Elastic buckle 104 that at least 10 uniform intervals are arranged is provided with in described groove 105, described Elastic buckle 104 two ends are slipped in described groove 105, running through in the middle part of Elastic buckle 104 described at least 10 is connected on O-ring seal 106, the internal diameter of described O-ring seal 106 is less than the external diameter of described lid 101, described mouth frame 102 inwall upper edge hole frame 102 circumference is provided with boss 108, described boss 108 is positioned at below described groove 105, the trough 107 being parallel to mouthful frame 102 axis is provided with in described boss 108, described trough 107 side is provided with the conduit 109 connecting trough 107.
During use, by lid 101 insert port frame 102, make lid 101 bottom be sleeved on O-ring seal 106 completely, adopt bolt the mounting ear in lid 101 to be fixed on tapped bore on mouthful frame corresponding and lid be fixed up with bolt.
In order to avoid lid bottom, there is ponding in O-ring seal 106 top, and the present invention is provided with seal ring 110 on described lid 101 sidewall.Namely seal ring is set at lid 101 and position, joint, mouth frame 102 upper surface, prevents moisture from entering the accumulation of O-ring seal top.
In order to improve the sealing property of O-ring seal further, on described lid 101 outer wall, ring flange 111 is provided with in the present invention, described ring flange 111 is arranged along the circumference of described lid 101, and described ring flange 111 is positioned at above described the O-ring seal 106 and bottom of described ring flange 111 and is fitted on described O-ring seal 106.
During installation, ring flange is made to be fitted on O-ring seal 106, because existing O-ring seal is resilient material, when ring flange being fitted on O-ring seal 106, press down lid, ring flange can be made to press down O-ring seal, thus make sealing effectiveness between ring flange and O-ring seal better.
When for coastal or maritime navigation, in order to avoid salt fog causes lid 101 corrosion impact sealing property, in the present invention, be coated with nano silicon at described lid 101 outside face.Utilize the Corrosion Protection of nano silicon, improve the service life of lid.In the present invention, also can cover nano silicon on mouth frame.
In order to improve sealing effectiveness further, in the present invention, described lid 101 lower edge and joint, mouth frame 102 upper edge end face on be provided with compressible expanded cellular rubber plate 112.
Embodiment 2:
The invention also discloses a kind of method for making of water-impervious aircraft safety inspection cover, comprise the following steps:
S1: mold pressing lid 101: by die casting lid 101, becomes T font structure by lid 101 die casting, and in the middle part of T font structure threading on outer wall, lid 101 outer wall of thread portions outside forms ring flange 111;
S2: mold pressing mouth frame 102: by die casting mouth frame 102, forms T-shaped groove 105 by Mould Machining, and the negative thread that processing matches with the outside thread in step S1 on mouth frame 102 inwall, make negative thread be positioned at above groove 105;
S3: install Elastic buckle 104: be fixed on by O-ring seal 106 on Elastic buckle 104, Elastic buckle 104 being had elastomeric two ends is embedded in bottom groove 105, make Elastic buckle 104 upper end be positioned at groove 105 outside, Elastic buckle 104 is perpendicular to mouth frame 102 inwall;
S4: install seal ring 110 and expanded cellular rubber circle 112 in lid 101: seal ring 110 is bonded on lid 101 outer wall by alkide resin, expanded cellular rubber circle 112 is bonded in T font structure lower surface by alkide resin, make expanded cellular rubber circle 112 thickness under conventional sense be greater than seal ring 110 thickness, T font structure and mouth frame 102 contact surface are sealed;
S4: nano silicon dioxide layer is set: smear nano silicon dioxide layer at lid 101 outside face, and carried out furnace run.Adopt electric oven to heat, heating-up temperature is 80-100 DEG C, and time of heat is 20-30s.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. a water-impervious aircraft safety inspection cover, it is characterized in that: comprise lid (101) and mouth frame (102), described lid (101) both sides are provided with mounting ear (103), described mouth frame (102) is provided with the tapped bore corresponding with mounting ear (103) position, described mounting ear is bolted in described tapped bore, the inwall of described mouth frame (102) is provided with groove (105), described groove (105) is T-slot, described groove (105) is arranged along perpendicular to described mouth frame (102) axis direction, the Elastic buckle (104) that at least 10 uniform intervals are arranged is provided with in described groove (105), described Elastic buckle (104) two ends are slipped in described groove (105), running through in the middle part of Elastic buckle (104) described at least 10 is connected on O-ring seal (106), the internal diameter of described O-ring seal (106) is less than the external diameter of described lid (101), described mouth frame (102) inwall upper edge hole frame (102) circumference is provided with boss (108), described boss (108) is positioned at described groove (105) below, the trough (107) being parallel to a mouthful frame (102) axis is provided with in described boss (108), described trough (107) side is provided with the conduit (109) connecting trough (107).
2. a kind of water-impervious aircraft safety inspection cover according to claim 1, is characterized in that: on described lid (101) sidewall, be provided with seal ring (110).
3. a kind of water-impervious aircraft safety inspection cover according to claim 1 and 2, it is characterized in that: on described lid (101) outer wall, be provided with ring flange (111), described ring flange (111) is arranged along the circumference of described lid (101), and described ring flange (111) is positioned at described O-ring seal (106) top and the bottom of described ring flange (111) is fitted on described O-ring seal (106).
4. a kind of water-impervious aircraft safety inspection cover according to claim 1, is characterized in that: be coated with nano silicon at described lid (101) outside face.
5. a kind of water-impervious aircraft safety inspection cover according to claim 1, is characterized in that: described lid (101) lower edge and mouth frame (102) joint, upper edge end face on be provided with compressible expanded cellular rubber plate (112).
6. a method for making for water-impervious aircraft safety inspection cover, is characterized in that: comprise the following steps:
S1: mold pressing lid (101): by die casting lid (101), lid (101) die casting is become T font structure, and in the middle part of T font structure threading on outer wall, lid (101) outer wall of thread portions outside forms ring flange (111);
S2: mold pressing mouth frame (102): by die casting mouth frame (102), T-shaped groove (105) is formed by Mould Machining, and the negative thread that processing matches with the outside thread in step S1 on mouth frame (102) inwall, make negative thread be positioned at groove (105) top;
S3: install Elastic buckle (104): be fixed on by O-ring seal (106) on Elastic buckle (104), Elastic buckle (104) is had elastomeric two ends and be embedded in groove (105) bottom, make Elastic buckle (104) upper end be positioned at groove (105) outside, Elastic buckle (104) is perpendicular to mouth frame (102) inwall;
S4: install seal ring (110) and expanded cellular rubber circle (112) in lid (101): seal ring (110) is bonded on lid (101) outer wall by alkide resin, expanded cellular rubber circle (112) is bonded in T font structure lower surface by alkide resin, make expanded cellular rubber circle (112) thickness under conventional sense be greater than seal ring (110) thickness, T font structure and mouth frame (102) contact surface are sealed;
S4: nano silicon dioxide layer is set: smear nano silicon dioxide layer at lid (101) outside face, and carried out furnace run.
7. the method for making of a kind of water-impervious aircraft safety inspection cover according to claim 6, it is characterized in that: adopt electric oven to heat in described step S4, heating-up temperature is 80-100 DEG C, and time of heat is 20-30s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510401110.3A CN105000164B (en) | 2015-07-10 | 2015-07-10 | A kind of preparation method of water-impervious aircraft safety inspection cover and lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510401110.3A CN105000164B (en) | 2015-07-10 | 2015-07-10 | A kind of preparation method of water-impervious aircraft safety inspection cover and lid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105000164A true CN105000164A (en) | 2015-10-28 |
| CN105000164B CN105000164B (en) | 2017-09-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510401110.3A Expired - Fee Related CN105000164B (en) | 2015-07-10 | 2015-07-10 | A kind of preparation method of water-impervious aircraft safety inspection cover and lid |
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| Country | Link |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108756517A (en) * | 2018-04-16 | 2018-11-06 | 西安飞机工业（集团）有限责任公司 | A kind of quick-detachable lock of airplane hatch cover |
| CN109200518A (en) * | 2018-10-18 | 2019-01-15 | 中旭昊智能科技发展股份有限公司 | Fire hydrant intelligent online monitoring device |
| CN109606614A (en) * | 2018-11-07 | 2019-04-12 | 中国航空工业集团公司西安飞机设计研究所 | A structural design method for the inspection port area of an aircraft wing |
| CN110723311A (en) * | 2019-10-12 | 2020-01-24 | 哈尔滨哈飞航空工业有限责任公司 | Method for checking tightness of detachable cover of airplane |
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| WO2000024553A1 (en) * | 1998-10-22 | 2000-05-04 | Bae Systems Plc | Composite laminate cutting |
| US20120187247A1 (en) * | 2011-01-26 | 2012-07-26 | Airbus Operations S.L. | Manhole assembly in the lower skin of an aircraft wing made of a composite material |
| CN203806132U (en) * | 2014-05-06 | 2014-09-03 | 江西洪都航空工业集团有限责任公司 | Rain-proof sealing cover assembly |
| CN204200744U (en) * | 2014-09-18 | 2015-03-11 | 乐清卓正气动有限公司 | A kind of cylinder |
| CN204297048U (en) * | 2014-11-14 | 2015-04-29 | 中国航空工业集团公司西安飞机设计研究所 | A kind of lid discharge structure |
-
2015
- 2015-07-10 CN CN201510401110.3A patent/CN105000164B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000024553A1 (en) * | 1998-10-22 | 2000-05-04 | Bae Systems Plc | Composite laminate cutting |
| US20120187247A1 (en) * | 2011-01-26 | 2012-07-26 | Airbus Operations S.L. | Manhole assembly in the lower skin of an aircraft wing made of a composite material |
| CN203806132U (en) * | 2014-05-06 | 2014-09-03 | 江西洪都航空工业集团有限责任公司 | Rain-proof sealing cover assembly |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108756517A (en) * | 2018-04-16 | 2018-11-06 | 西安飞机工业（集团）有限责任公司 | A kind of quick-detachable lock of airplane hatch cover |
| CN109200518A (en) * | 2018-10-18 | 2019-01-15 | 中旭昊智能科技发展股份有限公司 | Fire hydrant intelligent online monitoring device |
| CN109606614A (en) * | 2018-11-07 | 2019-04-12 | 中国航空工业集团公司西安飞机设计研究所 | A structural design method for the inspection port area of an aircraft wing |
| CN110723311A (en) * | 2019-10-12 | 2020-01-24 | 哈尔滨哈飞航空工业有限责任公司 | Method for checking tightness of detachable cover of airplane |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105000164B (en) | 2017-09-19 |
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