CN112706905B

CN112706905B - Ultraviolet three-dimensional light source beacon

Info

Publication number: CN112706905B
Application number: CN202011591257.0A
Authority: CN
Inventors: 李志鹏; 骆康城; 习叶军; 沈林伟
Original assignee: Zhejiang Tian Heng Wu Wei Electronics Technology Co ltd
Current assignee: Zhejiang Tian Heng Wu Wei Electronics Technology Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2022-01-07
Anticipated expiration: 2040-12-29
Also published as: CN112706905A

Abstract

The invention discloses an ultraviolet three-dimensional light source beacon which comprises a lamp holder, an upper cover, a luminous body, a power supply and a self-starting switch module, wherein the power supply and the luminous body are arranged in the lamp holder of the self-starting switch module. The substantial effects of the invention include: providing a target for the ultraviolet detector, so that the ultraviolet detector can obtain angle information of the target relative to the center of the image plane; the visible light signals in the beacons can increase the limit distance of the target observed by naked eyes, and the lifesaving capability and the capability of retrieving the floating platform can be enhanced; meanwhile, the self-starting switch module is fully sealed, so that the beacon can be started to work no matter whether the beacon meets water or not when falling into water, and the accuracy and the safety are higher.

Description

Ultraviolet three-dimensional light source beacon

Technical Field

The invention relates to the field of search and rescue facilities, in particular to an ultraviolet three-dimensional light source beacon.

Background

The search is a precondition for successful rescue, and the earlier the rescue target is found, the survival probability is one more. At present, in the process of executing maritime aviation search and rescue tasks, a search and rescue helicopter mainly depends on an airborne infrared imaging device and a high-power search lamp to search and rescue targets, an infrared imaging technology depends on the temperature difference between the rescue targets and seawater to identify the targets, the infrared imaging technology is greatly influenced by water temperature and sea waves, and the phenomenon of erroneous judgment or missing judgment is easily generated under the condition of high sea conditions or long time of falling into water of the rescue targets and small temperature difference between the background. The search lamp is short in detection distance and only suitable for follow-up close-range tracking after a target is found, direction and distance judgment completely depends on visual inspection, and the search lamp is almost in a failure state in a long distance.

The background of the ultraviolet signal of the solar blind waveband is relatively clean, the ultraviolet imaging technology has low false alarm rate and is applicable to day and night, and the search and rescue work can be well assisted to be completed, for example, the utility model of the publication No. CN211118826U discloses an lifejacket lamp, an ultraviolet beacon provides a target for an ultraviolet detector, so that the ultraviolet detector can obtain the angle information of the target relative to the center of an image plane; the visible light signal in the ultraviolet beacon can increase the limit distance of the target observed by naked eyes, and can enhance the lifesaving capability and the capability of retrieving the floating platform.

However, in the prior art, the electrode is generally started automatically when meeting water, but sometimes the beacon is started in the first time after a person wearing the life jacket falls into water and does not meet water, and meanwhile, the beacon is not started in the first time, so that the search and rescue are not facilitated, and meanwhile, the electrode is exposed, has certain hidden danger and is easy to touch or damage by mistake.

Disclosure of Invention

Aiming at the problem that automatic starting cannot be well realized in the prior art, the invention provides the ultraviolet three-dimensional light source beacon, and the beacon can be automatically started no matter whether the beacon meets water or not after a person wearing the life jacket falls into water through the self-starting switch module, so that a search and rescue signal can be provided as soon as possible, and power consumption in a non-dangerous situation state is avoided.

The technical scheme of the invention is as follows.

The utility model provides an ultraviolet stereoscopic light source beacon, includes lamp stand, upper cover, luminous body and power, still includes from opening switch module, power and luminous body in the switch module lamp stand of opening.

The invention detects whether the beacon trigger condition is met or not through the self-starting switch module, and the beacon is started when the beacon trigger condition is met.

Preferably, the self-starting switch module comprises a thermosensitive wire and a detection unit, the thermosensitive wire is partially embedded in the inner side of the life jacket, the detection unit detects the resistance of the thermosensitive wire, and when the resistance value change rate reaches a threshold value, the detection unit switches on the power supply and the light-emitting body. The body temperature of a human body is certain, so that the temperature of the life jacket is relatively stable when the life jacket does not fall into water, the resistance of the thermosensitive wire is relatively stable, when the human body and the life jacket fall into water, at least part of the human body and the life jacket are immersed in water, partial heat of the life jacket can be taken away by water flow at the moment, the temperature of the life jacket is rapidly reduced, the resistance value of the thermosensitive wire is rapidly changed, when the condition is detected, the water falling is judged, the self-opening switch module is totally closed, and the self-opening switch module can work without meeting water.

Preferably, the thermosensitive wire comprises a mandrel, a thermosensitive layer and an insulating layer, the thermosensitive layer is embedded with conductive patterns, and the detection unit is connected with two end points of the conductive patterns and detects the voltage of the thermosensitive layer. The conductive patterns act like wires, the thermosensitive layer acts like resistors, and the conductive patterns of the positive electrode and the negative electrode are not connected.

Preferably, the luminous body comprises at least three emission directions.

Preferably, the luminous bodies comprise a horizontal luminous body and three vertical luminous bodies, the horizontal luminous body is horizontally arranged on the lamp holder, the vertical luminous bodies are obliquely arranged on the lamp holder, the inclination angle is at least 60 degrees, and the upper cover is arranged on the lamp holder.

Preferably, the mandrel is made of quartz materials, the thermosensitive layer is a platinum film, and the conductive lines are made of copper or silver materials.

Preferably, the lamp holder comprises a right triangular prism, the vertex angle of the lamp holder is a smooth surface, the horizontal luminous bodies are arranged on the upper surface of the lamp holder, and the vertical luminous bodies are arranged on three side surfaces of the right triangular prism.

The substantial effects of the invention include: providing a target for the ultraviolet detector, so that the ultraviolet detector can obtain angle information of the target relative to the center of the image plane; the visible light signals in the beacons can increase the limit distance of the target observed by naked eyes, and the lifesaving capability and the capability of retrieving the floating platform can be enhanced; meanwhile, the self-starting switch module is fully sealed, so that the beacon can be started to work no matter whether the beacon meets water or not when falling into water, and the accuracy and the safety are higher.

Drawings

FIG. 1 is an exploded view of an embodiment of the present invention;

FIG. 2 is a schematic view of an installation location of an embodiment of the present invention;

FIG. 3 is a cross-sectional view of a heat-sensitive wire of an embodiment of the present invention;

the figure includes: 1-life jacket, 2-beacon, 3-thermosensitive filament, 21-lamp holder, 22-upper cover, 23-illuminant, 24-tail cover, 25-shade, 26-lamp shade, 31-mandrel, 32-thermosensitive layer, 33-insulating layer and 34-conductive pattern.

Detailed Description

The technical solution of the present application will be described with reference to the following examples. In addition, numerous specific details are set forth below in order to provide a better understanding of the present invention. It will be understood by those skilled in the art that the present invention may be practiced without some of these specific details. In some instances, methods, means, elements and circuits that are well known to those skilled in the art have not been described in detail so as not to obscure the present invention.

Example (b):

as shown in fig. 1, the ultraviolet stereoscopic light source beacon includes a lamp holder 21, an upper cover 22, a light emitter 23, a tail cover 24, a shade 25, a lampshade 26, a power supply, a self-starting switch module, and a power supply and a light emitter in the lamp holder of the self-starting switch module. The luminous body of this embodiment includes a horizontal luminous body and three vertical luminous body, and horizontal luminous body horizontal installation is on the lamp stand, and vertical luminous body slope is installed on the lamp stand, and inclination is 60 degrees at least, and the upper cover is installed on the lamp stand.

The lamp holder comprises a regular triangular prism, the vertex angle of the lamp holder is a smooth surface, the horizontal luminous body is arranged on the upper surface, and the vertical luminous body is arranged on three side surfaces of the regular triangular prism.

The lamp holder is a metal holder obtained by anodizing the surface of an aluminum alloy material, and the luminous body is arranged on the base through strong heat-conducting silica gel, so that a good heat-conducting effect is achieved. And (4) leading out wires from the bottom surface of the lamp holder, leading out the wires from the side surface in the groove, and sealing the leading-out holes by sealing glue. The lampshade is fixed on the upper cover by using sealant, so that the sealing effect is achieved. A shade is also arranged below the lampshade and used for shading the internal circuit board, so that the beacon light is more attractive. The beacon is integrally a triangular prism, and the visible light can emit light at 180 degrees by utilizing the three-dimensional distribution of the visible light lamps. The upper cover part is provided with a circle of groove used for fixing the ultraviolet beacon at the installation position.

The embodiment detects whether a beacon trigger condition is met or not through the self-starting switch module, and starts the beacon when the beacon trigger condition is met.

The self-starting switch module comprises a thermosensitive wire and a detection unit, as shown in fig. 2, the thermosensitive wire 3 is partially embedded in the inner side of the life jacket 1, the beacon 2 is installed on the surface of the life jacket, the detection unit detects the resistance of the thermosensitive wire, and when the resistance value change rate reaches a threshold value, the detection unit is connected with a power supply and a luminous body. The body temperature of a human body is certain, so that the temperature of the life jacket is relatively stable when the life jacket does not fall into water, the resistance of the thermosensitive wire is relatively stable, when the human body and the life jacket fall into water, at least part of the human body and the life jacket are immersed in water, partial heat of the life jacket can be taken away by water flow at the moment, the temperature of the life jacket is rapidly reduced, the resistance value of the thermosensitive wire is rapidly changed, when the condition is detected, the water falling is judged, the self-opening switch module is totally closed, and the self-opening switch module can work without meeting water.

As shown in fig. 3, the thermal wire includes a mandrel 31, a thermal layer 32 embedded with a conductive pattern 34, and an insulating layer 33, and a detecting unit connected to both ends of the conductive pattern for detecting a voltage of the thermal layer. The conductive patterns act like wires, the thermosensitive layer acts like resistors, and the conductive patterns of the positive electrode and the negative electrode are not connected.

The core shaft is made of quartz material, the thermosensitive layer is a platinum film, and the conductive lines are made of copper or silver material.

The substantial effects of the present embodiment include: providing a target for the ultraviolet detector, so that the ultraviolet detector can obtain angle information of the target relative to the center of the image plane; the visible light signals in the beacons can increase the limit distance of the target observed by naked eyes, and the lifesaving capability and the capability of retrieving the floating platform can be enhanced; meanwhile, the self-starting switch module is fully sealed, so that the beacon can be started to work no matter whether the beacon meets water or not when falling into water, and the accuracy and the safety are higher.

Through the description of the above embodiments, those skilled in the art will understand that, for convenience and simplicity of description, only the division of the above functional modules is used as an example, and in practical applications, the above function distribution may be completed by different functional modules according to needs, that is, the internal structure of a specific device is divided into different functional modules to complete all or part of the above described functions.

Units described as separate parts may or may not be physically separate, and parts displayed as units may be one physical unit or a plurality of physical units, may be located in one place, or may be distributed to a plurality of different places. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. The utility model provides an ultraviolet stereoscopic light source beacon, includes lamp stand, upper cover, luminous body and power, its characterized in that still includes from opening switch module, power and luminous body in the switch module lamp stand of opening, from opening switch module includes temperature-sensitive wire and detecting element, the temperature-sensitive wire part is buried underground in the inboard of life vest, detecting element detects the resistance of temperature-sensitive wire, and when resistance value rate of change reached the threshold value then detecting element switch-on power and luminous body.

2. The UV stereoscopic light source beacon of claim 1, wherein the thermistor comprises a core, a thermosensitive layer and an insulating layer, the thermosensitive layer is embedded with a conductive pattern, and the detecting unit is connected to two ends of the conductive pattern and detects the voltage of the thermosensitive layer.

3. The uv beacon with stereoscopic light source of claim 1, wherein the light includes at least three directions of light emission.

4. The uv beacon of claim 3, wherein the lights include a horizontal light and three vertical lights, the horizontal light being horizontally mounted to the base and the vertical lights being tilted at an angle of at least 60 degrees to the base, the cover being mounted to the base.

5. The UV stereoscopic light source beacon according to claim 2, wherein the mandrel is made of quartz material, the thermosensitive layer is a platinum film, and the conductive patterns are made of copper or silver material.

6. The UV beacon with stereoscopic light source of claim 4, wherein the lamp holder comprises a regular triangular prism with smooth top corners, the horizontal illuminant is mounted on the top surface, and the vertical illuminant is mounted on three side surfaces of the regular triangular prism.