CN215944919U - Sapphire-based protective window and inclined nacelle comprising same - Google Patents

Abstract

The utility model discloses a sapphire-based protective window and a visible light and infrared dual-band tilting remote sensing pod (hereinafter referred to as tilting pod) comprising the same, wherein the sapphire-based protective window comprises two window bodies symmetrically arranged at two sides of the tilting pod, the window bodies are obliquely and downwards arranged on the tilting pod, each window body consists of a window frame arranged on the tilting pod and a window surface arranged in the window frame, the window surface is hermetically arranged in the window frame through a sealing strip, and the window surface is a sapphire glass window surface; contain the slope nacelle of protection window, including the cabin section, first cavity, second cavity have been seted up respectively at the both ends of cabin section, first cavity is located to the window form, be provided with fan, thermal control device, play tuber pipe and backwind pipe in the second cavity, the one end and the first cavity intercommunication of backwind pipe, the other end links to each other with the air intake of fan, and the air outlet of fan passes through thermal control device links to each other with the air intake that goes out the tuber pipe, the air outlet of going out the tuber pipe to the window face drum blows hot-blastly.

Description

Sapphire-based protective window and inclined nacelle comprising same

Technical Field

The utility model relates to the field of aviation equipment, in particular to a sapphire-based protective window and a visible light and infrared dual-band tilting remote sensing pod (hereinafter referred to as tilting pod) comprising the protective window.

Background

The inclined pod is a streamline short-cabin section which is provided with certain airborne equipment and hung under the fuselage or wings of the aircraft, and the inclined pod is additionally arranged to enable the aircraft to have functions which the aircraft does not have. The tilt pod of the present invention is mounted to an image capture device. The protection window arranged on the inclined nacelle refers to a light-transmitting window frame which is used for protecting the image acquisition equipment in the cabin and simultaneously does not obstruct the view.

In the prior art, multispectral zinc sulfide is generally adopted as a material of a window surface of a protection window, large-area multispectral zinc sulfide depends on import of the whole multispectral zinc sulfide, so that the cost of the material of the window surface is high, the thickness of the window surface needs to be increased due to low Mohs hardness and strength of the zinc sulfide, and the integral assembling volume and weight of the inclined nacelle are increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide the inclined nacelle using the sapphire window surface to replace the zinc sulfide window surface so as to reduce the production and manufacturing cost of the protective window, improve the Mohs hardness and the strength of the window surface and further reduce the overall assembly volume and weight of the inclined nacelle.

The purpose of the utility model is realized by the following technical scheme:

the utility model provides a protective window based on sapphire, sets up in two windows of slope nacelle both sides including the symmetry, the window inclined down set up on the slope nacelle, the window comprises the window frame that sets up on the slope nacelle and the window face that sets up in the window frame, the window face pass through sealing strip seal installation the window frame in, the window face is the sapphire window face.

By adopting the technical scheme, the symmetrically arranged window bodies provide a means for collecting visible light and infrared images with large field angles at two sides for the image collecting equipment, the window surface made of sapphire reduces the production and manufacturing cost, improves the Mohs hardness and strength of the window surface, reduces the thickness of the window surface, and further reduces the overall assembling volume and weight of the inclined nacelle.

Optionally, the cross section of the sealing strip is U-shaped, and a groove for embedding the window body is formed in the inner side wall of the sealing strip.

Through adopting above-mentioned technical scheme, improved the leakproofness of protection window, still played the effect of protection window face simultaneously.

The utility model provides a contain oblique nacelle of protection window, includes the cabin section, first cavity, second cavity have been seted up respectively to the both ends of cabin section, the window form locate first cavity, the window frame is the main load structure spare of oblique nacelle concurrently, be provided with fan, thermal control device, play tuber pipe and backwind pipe in the second cavity, the one end and the first cavity intercommunication of backwind pipe, the other end links to each other with the air intake of fan, the air outlet of fan pass through thermal control device with go out the air intake of tuber pipe and link to each other, the air outlet of air-out to the window face drum hot-blast.

By adopting the technical scheme, the condensed water generated on the inner side of the window surface due to the large temperature difference between the aircraft and the outer side during high-altitude flight is avoided, the sight of the image acquisition equipment is shielded, and the integrity of the integral structure of the inclined nacelle is kept.

Optionally, it is "Y" font tuber pipe to go out the tuber pipe, two air-out ends that "Y" font goes out the tuber pipe link to each other with the chamber of converging of locating in the first cavity respectively, the chamber of converging with window form one-to-one, converge and be equipped with a plurality of orientation on the chamber flat wind gap that the window face set up.

By adopting the technical scheme, the two divided pipe orifices respectively correspond to the two converging cavities, so that the converging cavities are respectively arranged near the two window surfaces, the defogging of the two window surfaces by utilizing one set of fan and the thermal control device is realized, the structure is simple, the design is reasonable, and the pod space is saved.

Optionally, longitudinal partition plates are arranged on two sides of the flat tuyere.

Through adopting above-mentioned technical scheme for the hot-air that longitudinal baffle guide and restraint come out from converging the chamber air outlet is whole to be blown to the window face, and the design in plus flat wind gap has better with hot-blast direction to the window face, has reached better defogging effect and more energy-conserving effect.

Optionally, the tilt pod further comprises a skin for protecting a window surface, the skin being removably attached to the cabin segment.

By adopting the technical scheme, the inclined nacelle can protect the window surface by installing the skin under the scenes of transportation, storage and nonuse and the like.

In summary, the present application includes at least one of the following beneficial technical effects:

1) the window bodies arranged symmetrically can collect visible light and infrared images with large viewing angles on two sides, the window surface made of sapphire reduces the production and manufacturing cost, improves the Mohs hardness and strength of the window surface, reduces the thickness of the window surface, and further reduces the overall assembly volume and weight of the inclined nacelle.

2) The window surface is hermetically arranged in the window frame through the U-shaped sealing strip, so that the sealing performance of the protective window is improved, and the effect of protecting the window surface is achieved.

3) The defogging device arranged in the nacelle removes condensed water generated on the inner side of the window surface due to large temperature difference between the inner side and the outer side of the aircraft during high-altitude flight.

Drawings

FIG. 1 is an external view of a tilted nacelle section of the present invention;

FIG. 2 is a longitudinal cross-sectional view of a tilted nacelle section of the present invention;

FIG. 3 is a first cross-sectional view of a tilted nacelle section of the present invention;

FIG. 4 is a second cross-sectional view of the angled nacelle section of the present invention.

In the figure, 1, a cabin section; 2. covering a skin; 11. a first cavity; 12. a second cavity; 111. a window body; 112. a manifold chamber; 113. a longitudinal partition; 114. a flat tuyere; 121. a fan; 122. a thermal control device; 123. an air outlet pipe; 124. a return air duct; 1111. a window surface; 1112. a window frame; 1113. a sealing strip.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood 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 obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution:

the utility model provides a protection window based on sapphire, includes that the symmetry sets up in two windows 111 of slope nacelle both sides, window 111 inclined down set up on the slope nacelle, window 111 comprises window frame 1112 that sets up on the slope nacelle and the window face 1111 that sets up in window frame 1112, window face 1111 install through sealing strip 1113 seal in window frame 1112 in, window face 1111 is the sapphire window face.

Furthermore, the inner side wall of the sealing strip 1113 is provided with a groove for embedding the window surface 1111, so that the cross section of the sealing strip 1113 is U-shaped.

The utility model provides a contain protection window's slope nacelle, includes cabin section 1, first cavity 11, second cavity 12 have been seted up respectively at the both ends of cabin section 1, window form 111 locate first cavity 11, be provided with fan 121, thermal control device 122, play tuber pipe 123 and return air pipe 124 in the second cavity 12, the one end and the first cavity 11 intercommunication of return air pipe 124, the other end links to each other with the air intake of fan 121, the air outlet of fan 121 passes through thermal control device 122 and the air intake that goes out tuber pipe 123 link to each other, the air outlet of play tuber pipe 123 to window face 1111 drum blow hot-blast.

Further, an image acquisition device with a lens facing the window 111 and capable of being controlled to rotate by a lens angle is arranged in the first cavity 11.

Further, it goes out the tuber pipe to go out tuber pipe 123 for "Y" font, two air-out ends that "Y" font goes out the tuber pipe link to each other with two chamber 112 that converge that locate in first cavity 11 respectively, chamber 112 that converges with window form 111 one-to-one, converge and be equipped with a plurality of orientation on the chamber 112 flat wind gap 114 that window face 1111 set up.

Furthermore, longitudinal partition plates 113 are arranged on two sides of the flat air port 114, and through the design of the flat air port 114 and the longitudinal partition plates 113, hot air can be better guided to a window surface, so that a better demisting effect is achieved, and more energy is saved.

Optionally, the air outlet pipe 123 is in a shape of a straight line, and correspondingly, only one of the converging cavities 112 is connected to the air outlet end of the air outlet pipe 123 in a shape of a straight line, so that the converging cavity 112 is disposed between the two symmetrical windows 111, and the two sides of the converging cavity are opened towards the flat air ports 114 of the windows 111.

Further, the cabin section 1 is provided with a skin 2 for protecting a window surface 1111, and the skin 2 is detachably connected with the cabin section 1.

It should be noted that although the skin 2 is only shown in fig. 1, it does not represent that only one skin 2 is provided in the present embodiment, and according to the design principle of the skin 2, the two window surfaces 1111 can be respectively shielded by one skin 2 during transportation, so as to achieve the protection purpose.

The foregoing is illustrative of the preferred embodiments of this invention, and it is to be understood that the utility model is not limited to the precise form disclosed herein and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the concept as disclosed herein, either as described above or as apparent to those skilled in the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims (6)

1. A sapphire-based protective window, characterized in that: set up two windows (111) in slope nacelle both sides including the symmetry, window (111) slant set up on the slope nacelle, window (111) by setting up window frame (1112) on the slope nacelle and set up window face (1111) in window frame (1112) and constitute, window face (1111) install through sealing strip (1113) seal window frame (1112) in, window face (1111) are the sapphire window face.

2. The protective window according to claim 1, wherein: the cross section of the sealing strip (1113) is U-shaped, and the inner side wall of the sealing strip (1113) forms a groove for embedding the window surface (1111).

3. A tilt-pod comprising a protective window according to any of claims 1 and 2, wherein: including cabin section (1), first cavity (11), second cavity (12) have been seted up respectively at the both ends of cabin section (1), window form (111) locate first cavity (11), be provided with fan (121), thermal control device (122), play tuber pipe (123) and return air pipe (124) in second cavity (12), the one end and first cavity (11) intercommunication of return air pipe (124), the other end links to each other with the air intake of fan (121), the air outlet of fan (121) passes through thermal control device (122) and the air intake of play tuber pipe (123) link to each other, the air outlet of play tuber pipe (123) to window face (1111) drum blow hot-blast.

4. The tilt pod of claim 3, wherein: go out tuber pipe (123) and be "Y" font play tuber pipe, two air-out ends that "Y" font goes out the tuber pipe link to each other with two confluent chamber (112) of locating in first cavity (11) respectively, confluent chamber (112) with window form (111) one-to-one, be equipped with a plurality of orientation on confluent chamber (112) flat wind gap (114) that window face (1111) set up.

5. The tilt pod of claim 4, wherein: and longitudinal partition plates (113) are arranged on two sides of the flat tuyere (114).

6. The tilt pod of claim 3, wherein: the aircraft cabin further comprises a skin (2) used for protecting the window surface (1111), and the skin (2) is detachably connected with the cabin section (1).

Images