CN116398853A - Portable navigational light for helicopter field training - Google Patents

Portable navigational light for helicopter field training Download PDF

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Publication number
CN116398853A
CN116398853A CN202310279741.7A CN202310279741A CN116398853A CN 116398853 A CN116398853 A CN 116398853A CN 202310279741 A CN202310279741 A CN 202310279741A CN 116398853 A CN116398853 A CN 116398853A
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CN
China
Prior art keywords
shell
battery box
rear cover
lamp
front cover
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310279741.7A
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Chinese (zh)
Inventor
陈西
黄辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Zehong Electronic Technology Co ltd
Original Assignee
Shanghai Zehong Electronic Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shanghai Zehong Electronic Technology Co ltd filed Critical Shanghai Zehong Electronic Technology Co ltd
Priority to CN202310279741.7A priority Critical patent/CN116398853A/en
Publication of CN116398853A publication Critical patent/CN116398853A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/08—Devices for easy attachment to any desired place, e.g. clip, clamp, magnet
    • F21V21/0824—Ground spikes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L4/00—Electric lighting devices with self-contained electric batteries or cells
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/02—Arrangement of electric circuit elements in or on lighting devices the elements being transformers, impedances or power supply units, e.g. a transformer with a rectifier
    • F21V23/023—Power supplies in a casing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
    • F21V23/0414—Arrangement of electric circuit elements in or on lighting devices the elements being switches specially adapted to be used with portable lighting devices
    • F21V23/0421—Arrangement of electric circuit elements in or on lighting devices the elements being switches specially adapted to be used with portable lighting devices the switch being part of, or disposed on the tail cap portion thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V31/00—Gas-tight or water-tight arrangements
    • F21V31/005—Sealing arrangements therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2111/00—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00
    • F21W2111/06—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00 for aircraft runways or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Abstract

The application relates to the field of helicopter navigation aid, in particular to a portable navigation aid lamp for helicopter field training, which comprises a lamp shade: a navigation aid lamp is arranged in the lamp shade, and a lamp cap is arranged between the navigation aid lamp and the lamp shade; front cover: the front cover is downward in opening, and the center of the top of the front cover is provided with a hole which is embedded with the outer edge of the hemispherical lampshade; a shell: the shell is a metal piece and is in a barrel shape; the battery box consists of a battery box shell singly or consists of a battery box shell and an elongated battery box shell; the shell is connected with the front cover through a wire opening; the top of the shell is provided with a groove, a top O-shaped ring is arranged in the groove, and the top of the shell is connected with the bottom of the lampshade; rear cover: the rear cover is disc-shaped, the top of the rear cover is connected with the shell through a wire opening, and a bottom O-shaped ring is arranged at the joint of the rear cover and the shell; the power supply circuit is formed by conducting metal without additionally accessing a power supply wire; the limitations and defects that the battery cannot be placed and fixed in the field are overcome, and meanwhile, the problems of battery endurance and battery replacement are also solved.

Description

Portable navigational light for helicopter field training
Technical Field
The application relates to the field of helicopter navigation assistance, in particular to a portable navigation assistance lamp for helicopter field training.
Background
Most of the existing mobile navigation aid lamps of helicopters adopt mobile vehicle-mounted type, and because the mobile navigation aid lamps are too heavy and the automobiles cannot reach the field non-highway areas, the mobile navigation aid lamps are required to be connected with a power line to a power supply of the vehicles, are not suitable for being used in field severe environments, cannot be stably fixed on the field ground, and can possibly cause the phenomena of inclination and rollover; the sealing performance of the cruising lamp assembly has relatively high requirements, backup power can not be supplemented in the field, when the lamplight and electricity are consumed, the backup battery can not be used again, the backup battery can not be replaced in time, and when the temperature is too low, the phenomenon that the screw thread connection is frozen and cannot be unscrewed can be caused, the cruising capability is relatively weak, the field training and the flight safety are seriously influenced, and therefore the portable cruising lamp for the helicopter field training is designed.
Content of the application
Technical proposal
The technical scheme adopted for solving the technical problems is as follows: a helicopter field training is with portable navigation aid lamp which characterized in that: comprises a lampshade: a navigation aid lamp is arranged in the lamp shade, and a lamp cap is arranged between the navigation aid lamp and the lamp shade; front cover: the front cover is downward in opening, and the center of the top of the front cover is provided with a hole which is embedded with the outer edge of the hemispherical lampshade;
a shell: the shell is a metal piece and is in a barrel shape; the battery box consists of a battery box shell singly or consists of a battery box shell and an elongated battery box shell; the shell is connected with the front cover through a wire opening; the top of the shell is provided with a groove, a top O-shaped ring is arranged in the groove, and the top of the shell is connected with the bottom of the lampshade; a battery box is arranged in the shell, the upper part of the battery box is contacted with the front section printed board, and a spring is arranged at the bottom of the battery box;
rear cover: the rear cover is disc-shaped, the top of the rear cover is connected with the shell through a wire opening, and a bottom O-shaped ring is arranged at the joint of the rear cover and the shell; the top of the rear cover is provided with a first jump ring which is connected with a spring at the bottom of the battery box; the center of the bottom of the rear cover is recessed upwards, and a key switch and a power connector are arranged in the recess of the bottom of the rear cover;
the caliber specification of the bottom of the battery box shell is the same as that of the bottom of the lengthened battery box shell, and the caliber specification of the top of the lengthened battery box shell is the same as that of the top of the rear cover;
the bottom recess of the rear cover is matched with the central protrusion of the tail cone and the flange plate;
the bottom fixing device can select a tail cone, a flange plate or no other accessories, and the centers of the tail cone and the flange plate are upwards protruded;
the navigation light, the battery box and the bottom button switch at the top are electrically connected with the shell to form a power supply closed loop.
Preferably, a right-angle connecting piece is arranged between the front cover and the shell, the structure of the connecting part of the front end of the right-angle connecting piece and the front cover is the same as that of the connecting part of the upper part of the shell, and the structure of the connecting part of the rear end of the right-angle connecting piece and the upper part of the shell is the same as that of the tail end of the front cover; a metal rod is additionally arranged between the front-section printed board and the upper part of the battery box, an insulating layer is coated on the outer layer of the metal rod, and a right-angle rear cover is arranged on one side of the right-angle connecting piece, which is far away from the lamp cap; the rear cover at the tail end of the shell is additionally provided with a tail cone right-angle adapter.
Preferably, a heating ring is arranged on the inner side of the screw thread connection part at the upper part of the lengthened battery box shell, a heating ring is arranged on the outer ring of the screw thread connection part at the bottom of the lengthened battery box shell, and the heating ring is made of aluminum or iron.
Preferably, the navigation aid lamp is provided with an LED PCB, a second clamp spring, an upper O-shaped ring and a front-section printed board downwards in sequence; the second clamp spring is clamped with the top of the front section printed board 14.
Preferably, the junction of the battery box shell and the lengthened battery box shell is provided with a middle O-shaped ring.
Preferably, the flange plate is in a circular plate shape, a lifting handle is arranged on one side of the upper part, and the flange plate is placed on the ground with harder texture.
Preferably, the coccyx is a cone with a big top and a small bottom, and is inserted into the ground with softer texture.
Advantageous effects
Compared with the prior art, the application provides a helicopter field training is with portable navigation aid lamp, possesses following beneficial effect:
the bottom fixing device can select the tail cone, the flange plate or no other accessories, the tail cone fixed on the ground can be quickly screwed and directly inserted into the ground with softer texture, the flange plate can be placed on the ground with harder texture and is provided with the handle, and the fixing modes of the tail cone and the flange plate can prevent the navigational aid lamp from being blown down by air flow; meanwhile, when no other accessories exist, the portable electronic device can be directly held on the hand for use; and no additional wiring is needed, and the navigation light, the battery box and the bottom button switch at the top are electrically connected with the shell to form a power supply closed loop.
The utility model provides a right angle lamp holder and right angle tail cone that set up, when the outdoor environment amount of wind is too big, the phenomenon of slope and turning on one's side easily takes place for the navigation light of vertical placement, and the level is placed and can be fixed it under the big environment of outdoor wind steadily, and afterbody tail cone right angle adapter can carry out the secondary with the navigation light and fix.
The battery box provided by the application has the advantages that the caliber specification of the bottom of the battery box shell is the same as that of the bottom of the lengthened battery box shell, and the caliber specification of the top of the lengthened battery box shell is the same as that of the top of the rear cover; the battery pack is convenient to detach, the number of the batteries can be increased or reduced rapidly, and the battery pack can be modified into a single battery or a double battery (multiple batteries) so as to improve the battery endurance of the navigation aid lamp.
The heating ring at both ends about the extension battery case shell that this application set up, the material selection uses aluminium or iron's material, and top O type circle, upper portion O type circle, bottom O type circle and middle part O type circle all have waterproof sealing's effect simultaneously, and bottom O type circle and middle part O type circle also play the effect of preventing the short circuit, and aluminium and iron are relatively other metal materials, and electric conductivity is relatively poor, and the resistance is bigger, and it is more to generate heat, prevents that interface department from causing the problem of unable change battery because of the temperature is too low.
Drawings
FIG. 1 is a schematic perspective view of a single cell tail cone of the present application;
FIG. 2 is a schematic cross-sectional view of a single cell tail cone of the present application;
FIG. 3 is a schematic cross-sectional view of a single cell tail cone of the present application;
FIG. 4 is a perspective view of a dual cell caudal vertebra of the present application;
FIG. 5 is a schematic cross-sectional view of a dual cell caudal vertebra of the present application;
FIG. 6 is a second cross-sectional view of a bi-cell caudal vertebra of the present application;
FIG. 7 is a schematic perspective view of a cell flange plate of the present application;
FIG. 8 is a schematic cross-sectional view of a cell flange plate of the present application;
FIG. 9 is a second schematic cross-sectional view of a cell flange plate of the present application;
FIG. 10 is a schematic perspective view of a dual cell flange plate of the present application;
FIG. 11 is a schematic cross-sectional view of a dual cell flange plate of the present application;
FIG. 12 is a second schematic cross-sectional view of a dual cell flange plate of the present application;
FIG. 13 is a schematic cross-sectional view of a right angle burner of the present application;
FIG. 14 is a schematic cross-sectional view of a right angle caudal vertebra of the present application;
reference numerals: 1. a housing; 1-1, a battery box shell; 1-2, lengthening a battery box shell; 2. a lamp cap; 3, an LED PCB board; 4. a lamp shade; 5. a battery case; 6. a rear cover; 6-1, right-angle rear cover; 7. a front cover; 8. a top O-ring; 8-1, an upper O-shaped ring; 8-2, a bottom O-shaped ring; 8-3, a middle O-shaped ring; 9. a key switch; 10. a power supply connector; 11. caudal vertebrae; 12. a spring; 13. a first clamp spring; 14. a front section printed board; 15. a second clamp spring; 16. a flange plate; 17. a handle; 18. navigation light; 19. a right angle connector; 20. a metal rod; 23. the tail cone right angle adapter.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
Example 1
Referring to fig. 1-6, a portable navigation aid lamp for helicopter field training, comprising a lampshade 4, a front cover 7, a shell 1, a rear cover 6 and a bottom fixing device, and is characterized in that: the lamp shade 4: a navigation aid lamp 18 is arranged in the lamp shade 4, and a lamp hood 2 is arranged between the navigation aid lamp 18 and the lamp shade 4;
front cover 7: the front cover 7 is downward opened, and the center of the top of the front cover is provided with a hole which is embedded with the outer edge of the hemispherical lampshade 4;
the shell 1: the shell 1 is a metal piece and is in a barrel shape; consists of a battery box shell 1-1; the shell 1 is connected with the front cover 7 through a wire opening; the top of the shell 1 is provided with a groove, the inside of the groove is provided with a top O-shaped ring 8, and the top of the shell 1 is connected with the bottom of the lampshade 4; a battery box 5 is arranged in the shell 1, the upper part of the battery box 5 is contacted with a front section printed board 14, and a spring 12 is arranged at the bottom of the battery box 5;
rear cover 6: the rear cover 6 is disc-shaped, the top of the rear cover is connected with the shell 1 through a wire opening, and a bottom O-shaped ring 8-2 is arranged at the joint of the rear cover and the shell; the top of the rear cover 6 is provided with a first jump ring 13 which is connected with a spring 12 at the bottom of the battery box 5; the center of the bottom of the rear cover 6 is recessed upwards, and a key switch 9 and a power connector 10 are arranged in the recess of the bottom of the rear cover 6;
the caliber specification of the bottom of the battery box shell 1-1 is the same as that of the bottom of the lengthened battery box shell 1-2, and the caliber specification of the top of the lengthened battery box shell 1-2 is the same as that of the top of the rear cover 6; the bottom recess of the rear cover 6 is matched with the central protrusion of the tail cone 11 and the flange plate 16;
and a bottom fixing device, the bottom fixing device is provided with a tail cone 11 or no other fittings, and the center of the tail cone 11 is upwards protruded;
the navigation light 18 at the top, the battery box 5 and the bottom button switch 9 are electrically connected with the shell 1 to form a closed power circuit.
According to the further technical scheme, a right-angle connecting piece 19 is arranged between the front cover 7 and the shell 1, the structure of the connecting part of the front end of the right-angle connecting piece 19 and the front cover 7 is the same as that of the connecting part of the upper part of the shell 1, and the structure of the connecting part of the rear end of the right-angle connecting piece 19 and the upper part of the shell 1 is the same as that of the tail end of the front cover 7; a metal rod 20 is additionally arranged between the front-section printed board 14 and the upper part of the battery box 5, an insulating layer is coated on the outer layer of the metal rod 20, and a right-angle rear cover 6-1 is arranged on one side of the right-angle connecting piece 19 away from the lamp cap; the rear cover 6 at the tail end of the shell 1 is additionally provided with a tail cone right angle adapter 23.
According to the further technical scheme, a heating ring is arranged on the inner side of the screw thread connection position at the upper part of the lengthened battery box shell 1-2, a heating ring is arranged on the outer ring of the screw thread connection position at the bottom of the lengthened battery box shell 1-2, and the heating ring is made of aluminum or iron.
According to a further technical scheme, an LED PCB 3, a second clamp spring 15, an upper O-shaped ring 8-1 and a front section printed board 14 are sequentially arranged downwards on a navigation aid lamp 18; the second clamp spring 15 is clamped with the top of the front section printed board 14.
According to a further technical scheme, a middle O-shaped ring 8-3 is arranged at the joint of the battery box shell 1-1 and the lengthened battery box shell 1-2.
According to a further technical scheme, a lifting handle 17 is arranged on one side of the upper part of the circular plate-shaped flange plate 16, and the flange plate 16 is placed on the ground with harder texture.
According to a further technical scheme, the coccyx 11 is a cone with a big upper part and a small lower part and is inserted into the ground with softer texture.
Example 2
Referring to fig. 7-12, a portable navigation aid lamp for helicopter field training, which is characterized in that: comprises a lampshade 4: a navigation aid lamp 18 is arranged in the lamp shade 4, and a lamp hood 2 is arranged between the navigation aid lamp 18 and the lamp shade 4;
front cover 7: the front cover 7 is downward opened, and the center of the top of the front cover is provided with a hole which is embedded with the outer edge of the hemispherical lampshade 4;
the shell 1: the shell 1 is a metal piece and is in a barrel shape; consists of a battery box shell 1-1 and an elongated battery box shell 1-2; the shell 1 is connected with the front cover 7 through a wire opening; the top of the shell 1 is provided with a groove, the inside of the groove is provided with a top O-shaped ring 8, and the top of the shell 1 is connected with the bottom of the lampshade 4; a battery box 5 is arranged in the shell 1, the upper part of the battery box 5 is contacted with a front section printed board 14, and a spring 12 is arranged at the bottom of the battery box 5;
rear cover 6: the rear cover 6 is disc-shaped, the top of the rear cover is connected with the shell 1 through a wire opening, and a bottom O-shaped ring 8-2 is arranged at the joint of the rear cover and the shell; the top of the rear cover 6 is provided with a first jump ring 13 which is connected with a spring 12 at the bottom of the battery box 5; the center of the bottom of the rear cover 6 is recessed upwards; a key switch 9 and a power connector 10 are arranged in the concave bottom of the rear cover 6;
the caliber specification of the bottom of the battery box shell 1-1 is the same as that of the bottom of the lengthened battery box shell 1-2, and the caliber specification of the top of the lengthened battery box shell 1-2 is the same as that of the top of the rear cover 6. And a bottom fixing means, which may be a flange plate 16 or have no other fittings, the flange plate 16 being upwardly convex at its center;
the navigation light 18 at the top, the battery box 5 and the bottom button switch 9 are electrically connected with the shell 1 to form a closed power circuit.
According to the further technical scheme, a right-angle connecting piece 19 is arranged between the front cover 7 and the shell 1, the structure of the connecting part of the front end of the right-angle connecting piece 19 and the front cover 7 is the same as that of the connecting part of the upper part of the shell 1, and the structure of the connecting part of the rear end of the right-angle connecting piece 19 and the upper part of the shell 1 is the same as that of the tail end of the front cover 7; a metal rod 20 is additionally arranged between the front-section printed board 14 and the upper part of the battery box 5, an insulating layer is coated on the outer layer of the metal rod 20, and a right-angle rear cover 6-1 is arranged on one side of the right-angle connecting piece 19 away from the lamp cap; the rear cover 6 at the tail end of the shell 1 is additionally provided with a tail cone right angle adapter 23.
According to the further technical scheme, a heating ring is arranged on the inner side of the screw thread connection position at the upper part of the lengthened battery box shell 1-2, a heating ring is arranged on the outer ring of the screw thread connection position at the bottom of the lengthened battery box shell 1-2, and the heating ring is made of aluminum or iron.
According to a further technical scheme, an LED PCB 3, a second clamp spring 15, an upper O-shaped ring 8-1 and a front section printed board 14 are sequentially arranged downwards on a navigation aid lamp 18; the second clamp spring 15 is clamped with the top of the front section printed board 14.
According to a further technical scheme, a middle O-shaped ring 8-3 is arranged at the joint of the battery box shell 1-1 and the lengthened battery box shell 1-2.
According to a further technical scheme, a lifting handle 17 is arranged on one side of the upper part of the circular plate-shaped flange plate 16, and the flange plate 16 is placed on the ground with harder texture.
According to a further technical scheme, the tail vertebrae 11 are in the shape of a cone with a big upper part and a small lower part and are inserted into the soft ground.
Working principle: when the navigation aid lamp is used, after the lamp shade, the front cover, the shell and the rear cover are installed, a single battery or a double battery (multiple batteries) is selected to be used according to the actually required cruising ability of the navigation aid lamp, the tail cone, the flange plate or no other accessories can be selected by the bottom fixing device, the tail cone fixed on the ground can be quickly screwed and directly inserted into the ground with softer texture, the flange plate can be placed on the ground with harder texture and is provided with a handle, and the fixing modes of the tail cone and the flange plate can prevent the navigation aid lamp from being blown down by airflow; meanwhile, when no other accessories exist, the portable electronic device can be directly held on the hand for use; the battery in the battery box provides power, and the current is controlled by the navigation light at the top, the battery and the bottom key switch, and passes through the shell of the battery box to form a closed loop of the power.
The foregoing description of the disclosed embodiments, as well as the various modifications of the embodiments which will be apparent to those skilled in the art upon examination of the present disclosure, will provide a person skilled in the art with a further structural product in accordance with the principles of the present disclosure, which is intended to be within the scope of the present disclosure, is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (7)

1. The utility model provides a helicopter field training is with portable navigation aid lamp, has included lamp shade (4), protecgulum (7), shell (1), back lid (6) and bottom fixing device, its characterized in that:
lampshade (4): a navigation aid lamp (18) is arranged in the lamp shade (4), and a lamp cap (2) is arranged between the navigation aid lamp (18) and the lamp shade (4);
front cover (7): the front cover (7) is downward in opening, the center of the top of the front cover is provided with a hole, and the front cover is embedded with the outer edge of the hemispherical lampshade (4);
outer casing (1): the shell (1) is a metal piece and is in a barrel shape; consists of a battery box shell (1-1) alone or consists of the battery box shell (1-1) and an elongated battery box shell (1-2); the shell (1) is connected with the front cover (7) through a wire opening; the top of the shell (1) is provided with a groove, a top O-shaped ring (8) is arranged in the groove, and the top of the shell (1) is connected with the bottom of the lampshade (4); a battery box (5) is arranged in the shell (1), the upper part of the battery box (5) is contacted with a front section printed board (14), and a spring (12) is arranged at the bottom of the battery box (5);
rear cover (6): the rear cover (6) is disc-shaped, the top of the rear cover is connected with the shell (1) through a wire opening, and a bottom O-shaped ring (8-2) is arranged at the joint of the rear cover and the shell; the top of the rear cover (6) is provided with a first jump ring (13) which is connected with a spring (12) at the bottom of the battery box (5); the bottom center of the rear cover (6) is recessed upwards; a key switch (9) and a power connector (10) are arranged in the concave bottom of the rear cover (6);
the caliber specification of the bottom of the battery box shell (1-1) is the same as that of the bottom of the lengthened battery box shell (1-2), and the caliber specification of the top of the lengthened battery box shell (1-2) is the same as that of the top of the rear cover (6);
the bottom of the rear cover (6) is concave and matched with the tail cone (11) and the center bulge of the flange plate (16);
the bottom fixing device can select a tail cone (11), a flange plate (16) or no other accessories, and the centers of the tail cone (11) and the flange plate (16) are upwards protruded;
the navigation aid lamp (18) at the top, the battery box (5) and the bottom key switch (9) are electrically connected with the shell (1) to form a power supply closed loop.
2. The portable navigational light for helicopter field training according to claim 1, wherein: a right-angle connecting piece (19) is arranged between the front cover (7) and the shell (1), the structure of the connecting part of the front end of the right-angle connecting piece (19) and the front cover (7) is the same as that of the connecting part of the upper part of the shell (1), and the structure of the connecting part of the rear end of the right-angle connecting piece (19) and the upper part of the shell (1) is the same as that of the tail end of the front cover (7); a metal rod (20) is additionally arranged between the front-section printed board (14) and the upper part of the battery box (5), an insulating layer is coated on the outer layer of the metal rod (20), and a right-angle rear cover (6-1) is arranged on one side, far away from the lamp cap, of the right-angle connecting piece (19); the rear cover (6) at the tail end of the shell (1) is additionally provided with a tail cone right-angle adapter (23).
3. The portable navigational light for helicopter field training according to claim 1, wherein: the inner side of the screw thread connection part at the upper part of the lengthened battery box shell (1-2) is provided with a heating ring, the outer ring of the screw thread connection part at the bottom of the lengthened battery box shell (1-2) is provided with a heating ring, and the heating ring is made of aluminum or iron.
4. The portable navigational light for helicopter field training according to claim 1, wherein: the navigation aid lamp (18) is provided with an LED PCB (printed circuit board) (3), a second clamp spring (15), an upper O-shaped ring (8-1) and a front section printed board (14) in sequence downwards; the second clamp spring (15) is clamped with the top of the front section printed board (14).
5. The portable navigational light for helicopter field training according to claim 1, wherein: the junction of the battery box shell (1-1) and the lengthened battery box shell (1-2) is provided with a middle O-shaped ring (8-3).
6. The portable navigational light for helicopter field training according to claim 1, wherein: the flange plate (16) is in a circular plate shape, a handle (17) is arranged on one side of the upper part of the flange plate, and the flange plate (16) is placed on the ground with harder texture.
7. The portable navigational light for helicopter field training according to claim 1, wherein: the caudal vertebra (11) presents a cone body with a big top and a small bottom.
CN202310279741.7A 2023-03-21 2023-03-21 Portable navigational light for helicopter field training Pending CN116398853A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310279741.7A CN116398853A (en) 2023-03-21 2023-03-21 Portable navigational light for helicopter field training

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