CN111186558A - Small sliding window of general airplane - Google Patents
Small sliding window of general airplane Download PDFInfo
- Publication number
- CN111186558A CN111186558A CN202010282632.7A CN202010282632A CN111186558A CN 111186558 A CN111186558 A CN 111186558A CN 202010282632 A CN202010282632 A CN 202010282632A CN 111186558 A CN111186558 A CN 111186558A
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- glass
- pressure
- bearing
- sliding window
- window
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- 239000011521 glass Substances 0.000 claims abstract description 107
- 239000005357 flat glass Substances 0.000 claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 230000007704 transition Effects 0.000 claims description 25
- 238000007789 sealing Methods 0.000 claims description 6
- 239000012945 sealing adhesive Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000000994 depressogenic effect Effects 0.000 claims description 2
- 238000002474 experimental method Methods 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract 1
- 238000009792 diffusion process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000009916 joint effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
- B64C1/14—Windows; Doors; Hatch covers or access panels; Surrounding frame structures; Canopies; Windscreens accessories therefor, e.g. pressure sensors, water deflectors, hinges, seals, handles, latches, windscreen wipers
- B64C1/1476—Canopies; Windscreens or similar transparent elements
- B64C1/1492—Structure and mounting of the transparent elements in the window or windscreen
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Securing Of Glass Panes Or The Like (AREA)
Abstract
The invention provides a general small aircraft sliding window, which comprises a window connecting frame for mounting the small sliding window on an aircraft window, sliding window glass made of three layers of transparent glass and a glass pressure bearing mechanism for supporting and bearing pressure, wherein the window connecting frame is fixedly mounted on the aircraft window, and the inner wall of the window connecting frame is fixedly connected with a rigid connecting frame, and relates to the field of aviation. According to the problems of the small sliding window glass on the existing general airplane, from the perspective of high-altitude extreme environmental conditions, through multi-party experiments and summarization, the sliding window glass which is simple, low in cost and capable of effectively dealing with stronger pressure is arranged, so that the problems that along with the lifting of the flying height and the lifting of the flying speed of the airplane, the multi-party high-altitude conditions such as deformation stress of a cylindrical fuselage and the like generate great pressure on the simple arc-shaped small sliding window, and the edge tearing risk of the small sliding window is larger and larger are effectively solved.
Description
Technical Field
The invention relates to the technical field of aviation, in particular to a small sliding window of a general airplane.
Background
The general airplane is provided with a plurality of small airplane sliding windows, the existence of the windows can facilitate passengers to observe high-altitude scenery, as the airplane becomes more advanced, people fly higher and higher to avoid airflow jolt, resistance reduction and fuel consumption reduction of lower atmosphere, the bearing capacity of the small sliding windows needs to be improved, for example, the small sliding windows from the prior rectangular small sliding windows to the prior round small sliding windows are changed by considering the existence of stress, but along with the improvement of the airplane body, the speed of the airplane is increased and the height of the airplane is increased, the small sliding windows not only have the pressure of internal and external pressure difference during the flying process of the airplane, but also have the friction with air and the extrusion of deformation stress of the airplane under high-speed flying, and the pressure causes the situation that even the small sliding windows in the shape of an arc have uneven stress distribution, and the pressure on the rear side of the small sliding windows along the flying direction is higher, along with the increase of the flying height and the flying speed of the airplane, the deformation stress of the cylindrical fuselage and other multi-party high-altitude conditions generate great pressure on the simple arc-shaped small sliding window, the edge tearing risk of the small sliding window is increased, and therefore the small sliding window of the universal airplane is needed.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a general small sliding window of an airplane, which solves the problems that along with the lifting of the flying height and the lifting of the flying speed of the airplane, the multi-party high-altitude conditions of deformation stress of a cylindrical fuselage and the like generate great pressure on a simple arc-shaped small sliding window, and the tearing risk of the edge of the small sliding window is increased more and more.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a general small sliding window of an airplane comprises a window connecting frame used for installing the small sliding window on an airplane window, sliding window glass made of three layers of transparent glass and a glass pressure bearing mechanism used for supporting and bearing pressure, wherein the window connecting frame is fixedly installed on the airplane window, the inner wall of the window connecting frame is fixedly connected with a rigid connecting frame, the sliding window glass is located inside the rigid connecting frame, and the glass pressure bearing mechanism is arranged on the sliding window glass.
Preferably, the sliding window glass comprises outer layer pressure-bearing glass, middle layer transition glass and inner layer non-pressure glass, the surface of the outer layer pressure-bearing glass is bonded with the surface of the middle layer transition glass through a sealing adhesive, the surface of the inner layer non-pressure glass on the other side of the middle layer transition glass is bonded through a sealing adhesive, a pressure relief hole is formed in the surface of the outer layer pressure-bearing glass and penetrates through the whole outer layer pressure-bearing glass, a vacuum cavity is arranged inside the inner layer non-pressure glass, the three layers of glass can enhance the overall pressure resistance of the sliding window glass, on the other hand, high altitude low temperature and ultraviolet rays can be isolated more effectively, and the vacuum cavity plays a good sound insulation and warm keeping effect.
Preferably, the surfaces of the outer layer pressure-bearing glass, the middle layer transition glass and the inner layer non-pressure glass are all arc-shaped, the edge joints of the outer layer pressure-bearing glass, the middle layer transition glass and the inner layer non-pressure glass are sunken, the inner wall of the rigid connection frame is fixedly connected with a sealing gasket, the surfaces of the outer layer pressure-bearing glass, the middle layer transition glass and the inner layer non-pressure glass are fixedly connected with the surface of the sealing gasket, the edge joints of the outer layer pressure-bearing glass, the middle layer transition glass and the inner layer non-pressure glass are sunken to more tightly seal the joints for the convenience of the sealing gasket, and the rigid connection piece is arranged to enhance the connection tightness among the three glasses and enhance the resistance.
Preferably, the glass pressure-bearing mechanism comprises a plurality of edge holes and a plurality of spline pressure-bearing rods which correspond to the edge holes one by one, the inner walls of the edge holes are fixedly connected with a plurality of stress concentration teeth, the spline pressure-bearing rods are located inside the edge holes, surface depressions of the spline pressure-bearing rods are in one-to-one corresponding insertion connection with the stress concentration teeth, the spline pressure-bearing rods are arranged to bear partial stress of the outer layer pressure-bearing glass, the outer layer pressure-bearing glass is supported by using the material strength of the spline pressure-bearing rods, the stress concentration teeth are arranged to transfer the stress of the outer layer pressure-bearing glass diffused to the edge through end points, the edge holes are arranged to increase stress diffusion surfaces, and the other hand is used for supporting and transferring the stress.
Preferably, the inner wall cross-section in edge hole is the arc form, and spline pressure-bearing rod's material includes solid stainless steel, thick both ends are thin in the middle of spline pressure-bearing rod, spline pressure-bearing rod surface bulge and the turning point of depressed part are the arc form, the summit of the tooth is the arc form in stress concentration, and thick both ends are thin in the middle of spline pressure-bearing rod and the inner wall cross-section in edge hole is the arc form for the inner wall diffusion area in increase edge hole and increase spline pressure-bearing rod's volume as far as, also be simultaneously for better centre gripping spline pressure-bearing rod, avoid it to drop from the edge hole.
Preferably, the edge holes are uniformly distributed on the surface of the outer layer pressure-bearing glass at equal intervals, the shortest distance from the circle center of each edge hole to the outer layer pressure-bearing glass is cm, one end of each edge hole is in contact with the inner wall of the rigid connecting frame, and one end of the spline pressure-bearing rod inside each edge hole is in contact with the inner wall of the rigid connecting frame.
Preferably, the surface of the window connecting frame is provided with an outer side opening and an inner side opening, the inner wall of the outer side opening is arc-shaped, the inner wall of the inner side opening is provided with a sliding groove, the inner wall of the sliding groove is connected with a sun shield in a sliding manner, and the surface of the sun shield is fixedly connected with a push-pull block.
(III) advantageous effects
(1) According to the invention, through arranging the three layers of sliding window glass, the outer layer pressure-bearing glass and the middle layer transition glass are in pressure communication, the middle layer transition glass can not only play a powerful supporting role for the outer layer pressure-bearing glass, but also can block the influence of the outside on the inner layer non-pressure glass, and can take over the outer layer pressure-bearing glass as a component bearing the pressure at the outermost side under the extreme condition, so that the pressure-bearing capacity of the sliding window glass is greatly improved compared with the prior art.
(2) According to the invention, the glass pressure-bearing mechanism is arranged, the stress release area is increased at the edge of the outer layer pressure-bearing glass, and partial stress is uniformly dispersed and applied to a firmer structure through a special structure, so that the stress pressure at the edge of the outer layer pressure-bearing glass is greatly reduced, and the risk that the sliding window glass is torn is reduced.
(3) According to the problems of the small sliding window glass on the existing general-purpose airplane, from the perspective of high-altitude extreme environment conditions, through multi-part experiments and summarization, the sliding window glass which is simple and low in cost and can effectively deal with stronger pressure is arranged, so that the problems that the simple arc-shaped small sliding window generates great pressure and the edge tearing risk of the small sliding window is larger and larger under multi-part high-altitude conditions such as deformation stress of a cylindrical airplane body along with the increase of the flying height and the flying speed of the airplane are effectively solved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view of a window connecting frame according to the present invention;
FIG. 3 is a front view of an outer layer pressure-bearing glass structure of the present invention;
FIG. 4 is an enlarged view of the structure of FIG. 3 according to the present invention.
The window comprises a window connecting frame 1, a sliding window glass 2, an outer layer pressure-bearing glass 21, a middle layer transition glass 22, an inner layer non-pressure glass 23, a pressure relief hole 24, a vacuum cavity 25, a glass pressure-bearing mechanism 3, an edge hole 31, a spline pressure-bearing rod 32, a stress concentration tooth 33, a sealing gasket 4, an outer side opening 5, an inner side opening 6, a sliding chute 7, a sun shield 8, a push-pull block 9 and a rigid connecting frame 10.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-4, an embodiment of the present invention provides a general aircraft small sliding window, including a window connection frame 1 for installing the small sliding window on an aircraft window, a sliding window glass 2 made of three layers of transparent glass, and a glass pressure-bearing mechanism 3 for supporting and bearing pressure, the window connection frame 1 is fixedly installed on the aircraft window, the inner wall of the window connection frame 1 is fixedly connected with a rigid connection frame 10, the sliding window glass 2 is located inside the rigid connection frame 10, the glass pressure-bearing mechanism 3 is arranged on the sliding window glass 2, the sliding window glass 2 includes an outer layer pressure-bearing glass 21, a middle layer transition glass 22, and an inner layer non-pressure glass 23, the surface of the outer layer pressure-bearing glass 21 and the surface of the middle layer transition glass 22 are bonded through a sealing adhesive, the surface of the inner layer non-pressure glass 23 on the other side of the middle layer transition glass 22 is bonded through a sealing adhesive, the surface of the outer layer pressure-bearing, the pressure relief hole 24 penetrates through the whole outer layer pressure-bearing glass 21, the vacuum cavity 25 is arranged inside the inner layer non-pressure glass 23, the surfaces of the outer layer pressure-bearing glass 21, the middle layer transition glass 22 and the inner layer non-pressure glass 23 are all arc-shaped, the edge joints of the outer layer pressure-bearing glass 21, the middle layer transition glass 22 and the inner layer non-pressure glass 23 are sunken, the sealing gasket 4 is fixedly connected to the inner wall of the rigid connection frame 10, and the surfaces of the outer layer pressure-bearing glass 21, the middle layer transition glass 22 and the inner layer non-pressure glass 23 are all fixedly connected with the surface of the.
The glass pressure-bearing mechanism 3 comprises a plurality of edge holes 31 and a plurality of spline pressure-bearing rods 32 corresponding to the edge holes 31 one by one, the inner walls of the edge holes 31 are fixedly connected with a plurality of stress concentration teeth 33, the spline pressure-bearing rods 32 are positioned inside the edge holes 31, surface depressions of the spline pressure-bearing rods 32 are correspondingly spliced with the stress concentration teeth 33 one by one, the cross sections of the inner walls of the edge holes 31 are arc-shaped, the material of the spline pressure-bearing rods 32 comprises solid stainless steel, the middle of the spline pressure-bearing rods 32 is thick, the two ends of the spline pressure-bearing rods 32 are thin, turning points of the surface bulges and the depressions of the spline pressure-bearing rods 32 are arc-shaped, vertexes of the stress concentration teeth 33 are arc-shaped, the edge holes 31 are uniformly distributed on the surface of the outer layer pressure-bearing glass 21 at equal intervals, the shortest distance from the circle center of each edge hole 31 to the outer layer pressure-bearing glass 21 is 4cm, one end, the inside spline pressure bar 32's of edge hole 31 one end and the inner wall contact of rigid connection frame 10, the surface of window connecting frame 1 is provided with outside mouth 5 and inboard mouth 6, and the inner wall of outside mouth 5 is the arc form, and spout 7 has been seted up to the inner wall of inboard mouth 6, and the inner wall sliding connection of spout 7 has sunshading board 8, and sunshading board 8's fixed surface is connected with the push-and-pull piece 9.
When the sliding window glass 2 is used, the outer layer pressure-bearing glass 21, the middle layer transition glass 22 and the inner layer non-pressure glass 23 on the sliding window glass 2 are interdependent and jointly resist high altitude pressure, when the barrel-shaped variable stress, the differential pressure and the flow friction force of the aircraft act on the sliding window glass 2, the outer layer pressure-bearing glass 21 firstly bears all pressure on the outer side, the outer layer pressure-bearing glass 21 transmits partial pressure to the middle layer transition glass 22, partial stress is diffused to the edge of the outer layer pressure-bearing glass 21, partial stress is diffused to the inner wall of the edge hole 31, the stress is transmitted to the spline pressure-bearing rod 32 with high strength through the stress concentration teeth 33, the joint action of the stress around the spline pressure-bearing rod 32 is concentrated on the spline pressure-bearing rod 32, and if the outer layer pressure-bearing glass 21 is torn under the limit condition, the middle layer transition glass.
Claims (7)
1. A general purpose aircraft small sliding window is characterized in that: the window comprises a window connecting frame (1) for mounting a small sliding window on an airplane window, sliding window glass (2) made of three layers of transparent glass and a glass pressure bearing mechanism (3) for supporting and bearing pressure, wherein the window connecting frame (1) is fixedly mounted on the airplane window, the inner wall of the window connecting frame (1) is fixedly connected with a rigid connecting frame (10), the sliding window glass (2) is located inside the rigid connecting frame (10), and the glass pressure bearing mechanism (3) is arranged on the sliding window glass (2).
2. A universal aircraft sliding window as claimed in claim 1, wherein: the sliding window glass (2) comprises outer layer pressure-bearing glass (21), middle layer transition glass (22) and inner layer non-pressure glass (23), the surface of the outer layer pressure-bearing glass (21) is bonded with the surface of the middle layer transition glass (22) through a sealing adhesive, the surface of the inner layer non-pressure glass (23) in the other side view of the middle layer transition glass (22) is bonded through the sealing adhesive, a pressure relief hole (24) is formed in the surface of the outer layer pressure-bearing glass (21), the pressure relief hole (24) penetrates through the whole outer layer pressure-bearing glass (21), and a vacuum cavity (25) is arranged inside the inner layer non-pressure glass (23).
3. A universal aircraft sliding window as claimed in claim 2, wherein: the surface of the outer layer pressure-bearing glass (21), the surface of the middle layer transition glass (22) and the surface of the inner layer non-pressure glass (23) are all arc-shaped, the edge joint of the outer layer pressure-bearing glass (21), the edge joint of the middle layer transition glass (22) and the edge joint of the inner layer non-pressure glass (23) are sunken, the inner wall of the rigid connection frame (10) is fixedly connected with the sealing gasket (4), and the surfaces of the outer layer pressure-bearing glass (21), the middle layer transition glass (22) and the surface of the inner layer non-pressure glass (23) are all fixedly connected with the surface of the.
4. A universal aircraft sliding window as claimed in claim 3, wherein: the glass pressure-bearing mechanism (3) comprises a plurality of edge holes (31) and a plurality of spline pressure-bearing rods (32) in one-to-one correspondence with the edge holes (31), wherein the inner wall of each edge hole (31) is fixedly connected with a plurality of stress concentration teeth (33), each spline pressure-bearing rod (32) is located inside each edge hole (31), and the surface depressions of the spline pressure-bearing rods (32) are in one-to-one correspondence with the stress concentration teeth (33) in an inserting mode.
5. The small sliding window for general-purpose aircraft according to claim 4, wherein: the inner wall cross-section in edge hole (31) is the arc form, and the material of spline pressure-bearing stick (32) includes solid stainless steel, thick both ends are thin in the middle of spline pressure-bearing stick (32), the turning point of spline pressure-bearing stick (32) surface bulge department and depressed place is the arc form, the summit of stress concentration tooth (33) is the arc form.
6. The small sliding window for general-purpose aircraft according to claim 5, wherein: the edge holes (31) are uniformly distributed on the surface of the outer layer pressure-bearing glass (21) at equal intervals, the shortest distance from the circle center of each edge hole (31) to the outer layer pressure-bearing glass (21) is 4cm, one end of each edge hole (31) is in contact with the inner wall of the rigid connecting frame (10), and one end of the spline pressure-bearing rod (32) inside each edge hole (31) is in contact with the inner wall of the rigid connecting frame (10).
7. The small sliding window for general-purpose aircraft according to claim 6, wherein: the window connecting frame is characterized in that an outer side opening (5) and an inner side opening (6) are arranged on the surface of the window connecting frame (1), the inner wall of the outer side opening (5) is arc-shaped, a sliding groove (7) is formed in the inner wall of the inner side opening (6), a sun shield (8) is connected to the inner wall of the sliding groove (7) in a sliding mode, and a push-pull block (9) is fixedly connected to the surface of the sun shield (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010282632.7A CN111186558B (en) | 2020-04-12 | 2020-04-12 | Small sliding window of general airplane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010282632.7A CN111186558B (en) | 2020-04-12 | 2020-04-12 | Small sliding window of general airplane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111186558A true CN111186558A (en) | 2020-05-22 |
| CN111186558B CN111186558B (en) | 2020-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010282632.7A Expired - Fee Related CN111186558B (en) | 2020-04-12 | 2020-04-12 | Small sliding window of general airplane |
Country Status (1)
| Country | Link |
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| CN (1) | CN111186558B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112660360A (en) * | 2020-12-31 | 2021-04-16 | 宁波市益宁繁电阻科技有限公司 | Adjustable light aircraft porthole |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070102580A1 (en) * | 2005-11-10 | 2007-05-10 | The Boeing Company | Window retaining system |
| CA2541532A1 (en) * | 2006-03-31 | 2007-09-30 | Marinelite Windows Limited | Sliding window arrangement |
| CN104641066A (en) * | 2012-08-14 | 2015-05-20 | 乐金华奥斯株式会社 | Sliding window with improved air tightness |
| EP3552950A1 (en) * | 2018-04-12 | 2019-10-16 | Bell Helicopter Textron Inc. | Pressurized sliding door |
| CN110643324A (en) * | 2019-09-16 | 2020-01-03 | 北京航玻新材料技术有限公司 | Primer coating adhesive for polyurethane structural adhesive and preparation method and application thereof |
| EP3626495A1 (en) * | 2018-09-19 | 2020-03-25 | The Boeing Company | Window assembly for use in a vehicle |
-
2020
- 2020-04-12 CN CN202010282632.7A patent/CN111186558B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070102580A1 (en) * | 2005-11-10 | 2007-05-10 | The Boeing Company | Window retaining system |
| CA2541532A1 (en) * | 2006-03-31 | 2007-09-30 | Marinelite Windows Limited | Sliding window arrangement |
| CN104641066A (en) * | 2012-08-14 | 2015-05-20 | 乐金华奥斯株式会社 | Sliding window with improved air tightness |
| EP3552950A1 (en) * | 2018-04-12 | 2019-10-16 | Bell Helicopter Textron Inc. | Pressurized sliding door |
| EP3626495A1 (en) * | 2018-09-19 | 2020-03-25 | The Boeing Company | Window assembly for use in a vehicle |
| CN110643324A (en) * | 2019-09-16 | 2020-01-03 | 北京航玻新材料技术有限公司 | Primer coating adhesive for polyurethane structural adhesive and preparation method and application thereof |
Non-Patent Citations (1)
| Title |
|---|
| 任仁良: "《涡轮发动机飞机结构与系统》", 30 November 2006 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112660360A (en) * | 2020-12-31 | 2021-04-16 | 宁波市益宁繁电阻科技有限公司 | Adjustable light aircraft porthole |
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| CN111186558B (en) | 2020-09-11 |
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