CN219237355U - Install convenient and high sealing performance's aircraft windshield - Google Patents
Install convenient and high sealing performance's aircraft windshield Download PDFInfo
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- CN219237355U CN219237355U CN202320894446.8U CN202320894446U CN219237355U CN 219237355 U CN219237355 U CN 219237355U CN 202320894446 U CN202320894446 U CN 202320894446U CN 219237355 U CN219237355 U CN 219237355U
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Abstract
The utility model discloses an aircraft windshield glass with convenient installation and high sealing performance, wherein a first waterproof adhesive is arranged at the edge of the upper side surface of a glass component, a Z-shaped pressing plate is arranged in the upper waterproof adhesive, a pressing plate frame is fixed at the upper side of the first waterproof adhesive, a lower composite frame is fixed at the edge of the lower side surface of the glass component, a second waterproof adhesive is arranged between the glass component and the lower composite frame and also covers the inner side surface of the lower composite frame, a sealing rubber cushion is fixed at the lower side of the lower composite frame, a third waterproof adhesive is arranged on the outer side surfaces of the glass component and the lower composite frame, a lining is fixed in a bolt mounting hole, and the lower end of the lining is in sealing connection with the sealing rubber cushion. The utility model combines the advantages of the pressing plate connection installation and the bolt connection installation, and has simple installation, lower cost and high tightness.
Description
Technical Field
The utility model relates to an aircraft windshield glass, in particular to an aircraft windshield glass with convenient installation and high sealing performance, and belongs to the technical field of aircraft windshield transparent parts.
Background
The interface mounting modes of the current mainstream aviation transparent piece and the aircraft cockpit skylight skeleton mainly comprise two types, namely pressing plate connection and bolt connection.
The pressing plate is connected and installed in the form of: the windshield is arranged on the cockpit skylight skeleton, one side of the outer pressing plate presses the periphery of the windshield, and the other side of the outer pressing plate is connected to the skeleton through bolts. The windshield is clamped in the outside platen and the window frame of the frame. The edge of the aviation transparent piece in the installation form of the pressing plate connection generally adopts a binding structure, so that the assembly stress of the windshield in the installation process is reduced, the rigidity of the edge connection is reduced when birds collide, and the bird-strike resistance of the windshield is improved. The requirement on the size accuracy of the windshield installation matching is relatively low, and the windshield installation matching is safe and convenient. The windshield is mounted on the aircraft skylight skeleton, the periphery of the windshield is pressed by the outer pressing plate, the windshield is fixed on the skeleton, and air sealing and watertight are realized by the deformation of the glue filling or edge covering materials, but the mounting mode requires the cockpit skylight skeleton to have relatively higher strength and rigidity, and the weight of the skylight skeleton is slightly heavy.
The bolt connection installation form comprises the following steps: the windshield is arranged on the skylight framework of the cockpit, a circle of bolt holes are formed in the periphery of the windshield, and the windshield is directly connected to the skylight framework through bolts. The bolt connection structure requires that the windshield is directly connected to the skylight framework through bolts, the geometric tolerance requirement of the matching holes of the windshield and the skylight framework is high, the peripheral edge-covering structure of the windshield is relatively complex, and the weight of the skylight framework can be reduced.
Aiming at the problems of the prior art, chinese patent publication No. CN217969890U discloses a bolt-connection aviation transparent member with a sealing function. It still has the following drawbacks: the bolt connection mode is adopted, the strength requirement on the transparent piece is high, the edge wrapping structure is complex, the upper and lower layers of aluminum compression rings and aluminum bottom plates are adopted, the installation is still complex and the cost is high, and meanwhile, the overall waterproof effect of the frame still needs to be improved.
Disclosure of Invention
The utility model aims to solve the technical problem of providing the aircraft windshield glass with convenient installation and high sealing performance, and the aircraft windshield glass is convenient to install and has high sealing performance.
In order to solve the technical problems, the utility model adopts the following technical scheme:
an aircraft windshield glass convenient to install and high in sealing performance, which is characterized in that: contain glass subassembly, first waterproof glue, Z type clamp plate, clamp plate frame, lower floor's composite frame, the waterproof glue of second, third, sealed cushion and bush, first waterproof glue sets up the border at glass subassembly upside, Z type clamp plate sets up in the waterproof glue of upside, the clamp plate frame is fixed in first waterproof glue side, the border at glass subassembly downside is fixed to lower floor's composite frame, the waterproof glue of second sets up between glass subassembly and lower floor's composite frame and the medial surface of lower floor's composite frame is still covered to the waterproof glue of second, sealed cushion is fixed in the downside of lower floor's composite frame, the waterproof glue of third sets up on the lateral surface of glass subassembly and lower floor's composite frame, the bush is fixed in the bolt mounting hole and the lower extreme and sealed cushion sealing connection of bush.
Further, the bolt mounting holes sequentially penetrate through the pressing plate frame, the first waterproof glue, the glass component, the second waterproof glue and the lower-layer composite frame from top to bottom, the bolt mounting holes are uniformly distributed on the edge of the aircraft windshield glass, the bushing is in a circular tube shape, the lower end of the bushing is provided with a convex ring structure protruding on the side face of the bushing, the lower end of the lower-layer composite frame corresponding to each bolt mounting hole is provided with an annular groove matched with the convex ring structure of the lower end of the bushing, and the bushing is inserted into the bolt mounting holes from the lower end of the bolt mounting holes until the convex ring structure of the lower end of the bushing is embedded into the annular groove of the lower side of the lower-layer composite frame.
Further, the glass component comprises an outer layer glass, an outer layer film, a middle layer glass, an inner layer film and an inner layer glass which are sequentially arranged from top to bottom.
Further, the glass component further comprises an upper composite frame and a middle composite frame, wherein the upper composite frame is sleeved outside the middle glass and is clamped between the outer film and the inner film, the middle composite frame is sleeved outside the inner glass and is clamped between the inner film and the second waterproof adhesive.
Further, the upper surface of outer glass is provided with antistatic coating, and Z type clamp plate is conductive metal or electrically conductive composite material and one side of Z type clamp plate is connected with the antistatic coating of outer glass upper surface through conductive adhesive tape or conductive adhesive, and the opposite side of Z type clamp plate is connected with one end of leaking the static wire, lets out the static wire setting in first waterproof adhesive and let out the other end of static wire and install in the play static pinhole that aviation socket reserved.
Further, the first waterproof glue is Z type setting and the Z type upper edge of first waterproof glue sets up in outer glass upside, and the lower side edge of first waterproof glue sets up in outer film upside, and the upside at the downside border of first waterproof glue is provided with the step structure of inwards sunkening, and the clamp plate frame sets up in the step structure of waterproof glue upside and the upper surface of clamp plate frame and the upside parallel and level at the downside border of first waterproof glue, the lateral surface of clamp plate frame and the lateral surface parallel and level of third waterproof glue.
Further, the surface of the outer layer glass, the middle layer glass or the inner layer glass is provided with a heating system.
Further, a thin sealing band is arranged on the upper side face of the pressing plate frame.
Compared with the prior art, the utility model has the following advantages and effects:
1. the utility model combines the advantages of the pressing plate connection installation and the bolt connection installation, the frame structure of the windshield glass is simple, the strength requirement is lower than that of the prior art, the composite frame is adopted for filling, the installation is simple, and the cost is lower;
2. the inner bushing of the bolt mounting hole completely covers the whole mounting hole, the contact area between the lower end of the bushing and the sealing rubber pad is enlarged, and the sealing effect of the bolt mounting hole part is ensured;
3. according to the utility model, the whole windshield glass frame is completely covered by the sealant and the sealant pad, so that the tightness of the whole structure is improved;
4. the utility model realizes the functions of ice prevention, defogging and heating of the aircraft windshield glass and also realizes the function of static discharge.
Drawings
FIG. 1 is a schematic illustration of an aircraft windshield of the present utility model having a convenient installation and high sealing performance.
Fig. 2 is a view of an aircraft windshield of the present utility model in use with ease of installation and high sealing performance.
Detailed Description
In order to explain in detail the technical solutions adopted by the present utility model to achieve the predetermined technical purposes, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and that technical means or technical features in the embodiments of the present utility model may be replaced without inventive effort, and the present utility model will be described in detail below with reference to the accompanying drawings in combination with the embodiments.
As shown in fig. 1, the aircraft windshield glass with convenient installation and high sealing performance comprises a glass component, a first waterproof adhesive 1, a Z-shaped pressing plate 2, a pressing plate frame 3, a lower composite material frame 4, a second waterproof adhesive 5, a third waterproof adhesive 6, a sealing rubber pad 7 and a lining 8. The first waterproof glue 1 sets up the border at glass subassembly upside, Z type clamp plate 2 sets up in the waterproof glue 1 of upside in order to increase the rigidity of first waterproof glue 1, clamp plate frame 3 is fixed in first waterproof glue 1 upside, the border at glass subassembly downside is fixed to lower floor's composite frame 4, the second waterproof glue 5 sets up between glass subassembly and lower floor's composite frame 4 and the medial surface of lower floor's composite frame 4 is still covered to second waterproof glue 5, seal cushion 7 is fixed in the downside of lower floor's composite frame 4, third waterproof glue 6 sets up on the lateral surface of glass subassembly and lower floor's composite frame 4, bush 8 is fixed in the bolt mounting hole and the lower extreme and seal cushion 7 sealing connection of bush.
The bolt mounting hole runs through clamp plate frame 3, first waterproof glue 1, glass subassembly, second waterproof glue 5 and lower floor's composite material frame 4 in proper order from top to bottom and a plurality of bolt mounting hole evenly distributed is in aircraft windshield's border, bush 8 is the pipe form and the external diameter of the main part of bush 8 equals with the internal diameter of bolt mounting hole, the lower extreme of bush 8 is provided with the bulge loop structure of protruding in bush 8 side, lower floor's composite material frame 4 downside corresponds each bolt mounting hole lower extreme and is provided with the annular groove with bush 8 lower extreme bulge loop structure matched, bush 8 is inserted in the bolt mounting hole by bolt mounting hole lower extreme until in the annular groove of bush lower extreme bulge loop structure embedding to lower floor's composite material frame 4 downside. Then the screw hole positions on the sealing rubber gaskets 7 are in one-to-one correspondence with the bolt mounting holes, and then the sealing rubber gaskets 7 are bonded and fixed on the lower side of the lower composite frame 4 through glue, and the bushings 8 are fixed in the bolt mounting holes.
The glass component comprises an outer layer glass 9, an outer layer film 10, a middle layer glass 11, an inner layer film 12 and an inner layer glass 13 which are sequentially arranged from top to bottom. The glass assembly also includes an upper composite frame 14 and a middle composite frame 15. The outer edges of the outer film 10 and the inner film 12 are protruded from the edges of the middle layer glass 11 and the inner layer glass 13, namely the whole area of the outer film 10 and the inner film 12 is larger than that of the middle layer glass 11 and the inner layer glass 13. The upper composite frame 14 is sleeved outside the middle layer glass 11, the upper composite frame 14 is clamped between the outer layer film 10 and the inner layer film 12, the upper composite frame 14 completely fills gaps between the outer layer film 10 and the inner layer film 12, the middle composite frame 15 is sleeved outside the inner layer glass 13, the middle composite frame 15 is clamped between the inner layer film 12 and the second waterproof adhesive 5, and the middle composite frame 15 completely fills gaps between the inner layer film 12 and the second waterproof adhesive 5. The outer side surface of the lower composite frame 4 is flush with the outer side surfaces of the upper composite frame 14 and the middle composite frame 15, so that after the glass component is installed on the lower composite frame 4, a flat and integral glass component is formed, and the outer side surfaces of the installed glass component and the lower composite frame 4 are completely sealed by the third waterproof glue 6. The outside border of first waterproof glue 1 is connected with the upside of third waterproof glue 6, the outside border of second waterproof glue 5 is connected with the third waterproof glue inboard, the downside of third waterproof glue 6 is connected with the outside border of sealed cushion 7, the lower side border of the part of second waterproof glue 5 cladding on the inside face of lower floor's composite frame 4 is connected with the inboard border of sealed cushion 7, first waterproof glue 1 like this, second waterproof glue 5, third waterproof glue 6 and sealed cushion 7 have formed complete cladding to whole aircraft windshield, the holistic leakproofness of fan windshield has been guaranteed, avoid the inside infiltration of glass.
The inner side of the upper surface of the lower composite frame 4 is also provided with a sealant groove, and the second waterproof glue 5 is conveniently extruded between the lower composite frame 4 and the inner layer glass 13 through the structure of the sealant groove, so that the waterproof performance of the edge of the inner layer glass 13 is ensured.
The upper surface of outer glass 9 is provided with antistatic coating, and Z type clamp plate 2 is conductive metal or electrically conductive composite material and one side of Z type clamp plate 2 is connected with the antistatic coating of outer glass 9 upper surface through conductive tape or conductive adhesive, and the opposite side of Z type clamp plate 2 is connected with one end of leaking the static wire, lets out the static wire setting in first waterproof adhesive 1 and lets out the other end of static wire and installs in the electrostatic pinhole that lets out of aviation socket reservation.
The first waterproof glue 1 is Z type setting and the Z type upper edge of first waterproof glue 1 sets up in outer glass 9 upside, and the lower side edge of first waterproof glue 1 sets up in outer film 10 upside, and the upside at the downside border of first waterproof glue 1 is provided with the step structure of inwards sunkening, and clamp plate frame 3 sets up in the step structure of 1 upside of first waterproof glue and clamp plate frame 3's upper surface and the upside parallel and level at the downside border of first waterproof glue, and clamp plate frame 3's lateral surface and the lateral surface parallel and level of third waterproof glue 6. The platen frame 3 is arranged on the surface of the first waterproof glue 1, so that the strength of the upper surface of the aircraft windshield frame is increased, and the aircraft windshield is prevented from being damaged when the platen is installed. The pressing plate frame 3 is embedded in the first waterproof adhesive 1, and after being installed, the whole pressing plate frame is of a regular plane structure, and the appearance is attractive and concise.
The surface of the outer layer glass 9, the middle layer glass 11 or the inner layer glass 13 is provided with a heating system, so that the electric heating anti-icing and demisting functions can be realized.
The upper side of the pressing plate frame 3 is provided with a thin sealing band. As shown in fig. 2, when the aircraft windshield is mounted, the aircraft windshield is integrally mounted in the aircraft window frame 16, then the window frame pressing plate 17 is pressed on the frame of the aircraft windshield and the surface of the aircraft window frame 16, the positions of the aircraft windshield and the window frame pressing plate 17 are adjusted so that bolt mounting holes on the window frame pressing plate 17 and the aircraft windshield correspond to screw holes in the aircraft window frame 16 one by one, and bolts 18 pass through the bolt mounting holes of the window frame pressing plate 17 and the aircraft windshield and the screw holes of the aircraft window frame 16 from above in sequence and are locked and fixed through nuts. The thin sealing band is arranged on the upper side of the pressing plate frame 3, so that the sealing effect between the window frame pressing plate and the pressing plate frame 3 is better. Adopt thin sealing strip, compare in the sealant, dismantle more convenient when later stage aircraft windshield dismantles maintenance.
The utility model combines the advantages of the pressing plate connection installation and the bolt connection installation, the frame structure of the windshield glass is simple, the strength requirement is lower than that of the prior art, the composite frame is adopted for filling, and the installation is simple and the cost is lower. The inner bushing of the bolt mounting hole completely covers the whole mounting hole, the contact area between the lower end of the bushing and the sealing rubber pad is enlarged, and the sealing effect of the bolt mounting hole is ensured. According to the utility model, the whole windshield glass frame is completely covered by the sealant and the sealant pad, so that the tightness of the whole structure is improved. The utility model realizes the functions of ice prevention, defogging and heating of the aircraft windshield glass and also realizes the function of static discharge.
The present utility model is not limited to the preferred embodiments, but is capable of modification and variation in detail, and other embodiments, such as those described above, of making various modifications and equivalents will fall within the spirit and scope of the present utility model.
Claims (8)
1. An aircraft windshield glass convenient to install and high in sealing performance, which is characterized in that: contain glass subassembly, first waterproof glue, Z type clamp plate, clamp plate frame, lower floor's composite frame, the waterproof glue of second, third, sealed cushion and bush, first waterproof glue sets up the border at glass subassembly upside, Z type clamp plate sets up in the waterproof glue of upside, the clamp plate frame is fixed in first waterproof glue side, the border at glass subassembly downside is fixed to lower floor's composite frame, the waterproof glue of second sets up between glass subassembly and lower floor's composite frame and the medial surface of lower floor's composite frame is still covered to the waterproof glue of second, sealed cushion is fixed in the downside of lower floor's composite frame, the waterproof glue of third sets up on the lateral surface of glass subassembly and lower floor's composite frame, the bush is fixed in the bolt mounting hole and the lower extreme and sealed cushion sealing connection of bush.
2. An aircraft windshield having convenient and fast installation and high sealing performance according to claim 1, wherein: the bolt mounting holes sequentially penetrate through the pressing plate frame, the first waterproof glue, the glass component, the second waterproof glue and the lower-layer composite frame from top to bottom, the bolt mounting holes are uniformly distributed on the edge of the aircraft windshield glass, the bushing is in a circular tube shape, the lower end of the bushing is provided with a convex ring structure protruding on the side face of the bushing, the lower end of the lower-layer composite frame, corresponding to each bolt mounting hole, is provided with an annular groove matched with the convex ring structure of the lower end of the bushing, and the bushing is inserted into the bolt mounting holes from the lower end of the bolt mounting holes until the convex ring structure of the lower end of the bushing is embedded into the annular groove of the lower side of the lower-layer composite frame.
3. An aircraft windshield having convenient and fast installation and high sealing performance according to claim 1, wherein: the glass component comprises outer layer glass, outer layer film, middle layer glass, inner layer film and inner layer glass which are sequentially arranged from top to bottom.
4. An aircraft windshield having convenient and high sealing performance according to claim 3, wherein: the glass component further comprises an upper composite frame and a middle composite frame, wherein the upper composite frame is sleeved outside the middle glass and is clamped between the outer rubber sheet and the inner rubber sheet, the middle composite frame is sleeved outside the inner glass and is clamped between the inner rubber sheet and the second waterproof rubber.
5. An aircraft windshield having convenient and high sealing performance according to claim 4, wherein: the upper surface of outer glass is provided with antistatic coating, and Z type clamp plate is conductive metal or conductive composite material and one side of Z type clamp plate is connected with the antistatic coating of outer glass upper surface through conductive adhesive tape or conductive adhesive, and the opposite side of Z type clamp plate is connected with one end of letting out the static wire, lets out the static wire setting in first waterproof glue and let out the other end of static wire and install in the electrostatic pinhole that lets out that aviation socket reserved.
6. An aircraft windshield having convenient and high sealing performance according to claim 4, wherein: the waterproof glue is Z-shaped, the upper Z-shaped side edge of the waterproof glue is arranged on the upper side of the outer glass, the lower side edge of the waterproof glue is arranged on the upper side of the outer film, the upper side face of the lower side edge of the waterproof glue is provided with an inwards concave step structure, the pressing plate frame is arranged in the step structure on the upper side of the waterproof glue, the upper surface of the pressing plate frame is flush with the upper side face of the lower side edge of the waterproof glue, and the outer side face of the pressing plate frame is flush with the outer side face of the third waterproof glue.
7. An aircraft windshield having convenient and high sealing performance according to claim 4, wherein: and a heating system is arranged on the surface of the outer layer glass, the middle layer glass or the inner layer glass.
8. An aircraft windshield having convenient and fast installation and high sealing performance according to claim 1, wherein: the upper side of the pressing plate frame is provided with a thin sealing band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320894446.8U CN219237355U (en) | 2023-04-20 | 2023-04-20 | Install convenient and high sealing performance's aircraft windshield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320894446.8U CN219237355U (en) | 2023-04-20 | 2023-04-20 | Install convenient and high sealing performance's aircraft windshield |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219237355U true CN219237355U (en) | 2023-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320894446.8U Active CN219237355U (en) | 2023-04-20 | 2023-04-20 | Install convenient and high sealing performance's aircraft windshield |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219237355U (en) |
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2023
- 2023-04-20 CN CN202320894446.8U patent/CN219237355U/en active Active
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