CN220647970U

CN220647970U - Ship navigation lamp lens and navigation lamp

Info

Publication number: CN220647970U
Application number: CN202322341691.9U
Authority: CN
Inventors: 林轶群
Original assignee: Xiamen Guangshenghong Technology Co ltd
Current assignee: Xiamen Guangshenghong Technology Co ltd
Priority date: 2023-08-30
Filing date: 2023-08-30
Publication date: 2024-03-22
Anticipated expiration: 2033-08-30

Abstract

The utility model discloses a ship navigation light lens and a navigation light, wherein the lens comprises an arched main body, an arched part of the arched main body is arranged towards the horizontal direction, the upper side and the lower side of the axial direction of the arched main body are provided with sealing surfaces, the arched main body and the two sealing surfaces form a light source space, and the other side of the arched part of the arched main body in the horizontal direction is an opening communicated with the light source space; the outer side surface of the arched main body is a smooth light-emitting surface, the inner side surface is a light-entering surface, an arched light-gathering convex surface is arranged at the vertical middle position of the light-entering surface along the shape of the inner side surface, and a multilayer TIR structure is respectively arranged at the upper side and the lower side of the light-gathering convex surface; the multilayer TIR structure comprises a plurality of arched TIR cups which are distributed up and down and are arranged along the shape of the inner side surface. The lens is provided with a light-gathering convex surface and a multilayer TIR structure, so that the light intensity value in an effective angle can be increased, and the lens can irradiate farther.

Description

Ship navigation lamp lens and navigation lamp

Technical Field

The utility model relates to the technical field of ship navigation lights, in particular to a ship navigation light lens and a navigation light.

Background

The navigation lamp for ship is mainly composed of front mast lamp, main mast lamp, tail lamp, left and right side board lamps and front and rear anchor lamps, and is used for displaying navigation or berthing state of ship, and can also represent navigation direction of ship and ship size at night.

Mast lamp: is a white signal lamp which is arranged on the front and rear masts according to the international navigation rule. The white lamp is used for indicating the ship traveling direction of night navigation, is arranged above the head-tail central line of the ship, is higher than other lamplights, and displays uninterrupted lamplight in a horizontal light arc of 225 degrees within 22.5 degrees from the front direction of the ship to the back of each side straight transverse. The visual device is mainly used for displaying the dynamic and the scale of the ship and distinguishing the scale and the dynamic of the ship, and is a visual device for judging the situation of the ship meeting and approaching the meeting situation.

Sponson lamp: the red light which is arranged on the port side and emits uninterrupted red light in a 112.5-degree horizontal arc from the bow to the left when the ship is sailing, and the green light which is arranged on the starboard side and emits uninterrupted green light in a 112.5-degree horizontal arc from the bow to the right when the ship is sailing are collectively called. The device is to make the lamplight display respectively from the front of the ship to 22.5 degrees behind the front transverse of each board.

The traditional navigation lights are heavy, expensive and low in universality, and the navigation lights at different positions need different lenses, so that the manufacturing cost is high.

Disclosure of Invention

The utility model aims to provide a ship navigation light lens which has the advantage of enabling light to radiate farther.

The utility model also aims to provide a navigation lamp which has the advantages of strong practicability and small structure.

In order to achieve the above object, the solution of the present utility model is:

a ship navigation lamp lens comprises an arch-shaped main body, wherein an arch-shaped part of the arch-shaped main body is arranged towards the horizontal direction, the upper side and the lower side of the axial direction of the arch-shaped main body are provided with sealing surfaces, the arch-shaped main body and the two sealing surfaces form a light source space, and the other side of the horizontal direction of the arch-shaped part of the arch-shaped main body is an opening communicated with the light source space;

the outer side surface of the arched main body is a smooth light-emitting surface, the inner side surface is a light-entering surface, an arched light-gathering convex surface is arranged at the vertical middle position of the light-entering surface along the shape of the inner side surface, a multilayer TIR structure is respectively arranged at the upper side and the lower side of the light-gathering convex surface, and the two multilayer TIR structures are arranged in a mirror image manner;

the multilayer TIR structure comprises a plurality of arched TIR cups which are distributed up and down and are arranged along the shape of the inner side surface.

Further, the multilayer TIR structure comprises four arched TIR cups which are arranged up and down; the arch TIR cup body comprises an upper side surface and a lower side surface which are arranged up and down, and an included angle is formed between the upper side surface and the lower side surface.

Further, the two closing surfaces are inclined surfaces, so that the upper-lower width of the arched body is smaller than the upper-lower width of the opening.

A navigation light comprises a base, a light source component and a lens;

the light source assembly extends into the light source space from the opening of the lens and is provided with two LED lamps which form an included angle of 45-75 degrees, and the two LED lamps are respectively positioned on the two horizontal sides of the arched portion and are both positioned on the light-condensing convex surface.

Further, the light source assembly further comprises two PCB boards with included angles of 45-75 degrees, and the LED lamps are respectively arranged on the PCB boards; the back of two PCB boards can also be provided with the fixed plate, and two PCB boards are all connected in the fixed plate and are installed in the lens by the fixed plate.

Further, a circle of fixing edges protruding outwards from the arch-shaped main body are arranged at the opening in a surrounding mode; the inner wall of the fixed edge is convexly provided with a positioning block, and the fixed plate is provided with a positioning groove embedded in the positioning block.

Further, the device also comprises a base;

the back of the base is provided with an open installation space, the front of the base is provided with a convex light interception part, the middle of the light interception part is provided with an installation opening communicated with the installation space, two sides of the installation opening on the outer side face of the light interception part are respectively provided with a light interception surface, a lens is installed at the installation opening, and the arched main body protrudes out of the installation opening;

the two light interception surfaces are respectively positioned at two sides of the arch part of the arch main body, and a light interception angle is formed between the outer sides of the two light interception surfaces.

Further, the cut angle is 225 degrees or 112.5 degrees.

Further, a circle of fixing edges protruding outwards from the arch-shaped main body are arranged at the opening in a surrounding mode; the fixed limit is located in the installation space inside the installation opening.

Further, the device also comprises a shell and a light-transmitting cover body; the shell is arranged on the front surface of the base and comprises two installation parts which are arranged at intervals up and down, the light-transmitting cover body is arranged between the installation parts, and the light-transmitting cover body is arranged on the base and covers the periphery of the light-intercepting part and the lens.

After the technical scheme is adopted, the lens is provided with the light-gathering convex surface which can be used for gathering light, and the upper side and the lower side of the light-gathering convex surface are respectively provided with a multilayer TIR structure, so that the light-emitting angle of the light source in the vertical direction can be controlled at 20 degrees, the light intensity value in the effective angle is increased, and the light can be irradiated farther.

The navigation light is provided with a light source component, and through arranging two LED lamp beads with an included angle of 45-75 degrees, such as 57.2 degrees, the light emitting angle in the horizontal direction can reach 230 degrees, and the angle requirement of 225 degrees of the mast light is met.

And then the angle of the light interception angles of the two light interception surfaces of the base is controlled to be 225 degrees or 112.5 degrees, so that the angle of the light rays emitted by the light source from the arched main body of the lens can be controlled to be within the range of 0-225 degrees and 0-122.5 degrees, the angle requirements of the mast lamp and the sponson lamp degree are met, the practicability is strong, and the production cost is reduced.

Drawings

FIG. 1 is a perspective view of a navigation light in accordance with an embodiment of the present utility model;

FIG. 2 is an exploded view of a navigation light in accordance with an embodiment of the present utility model;

FIG. 3 is another partially exploded view of an angle of view of a navigation light in accordance with an embodiment of the present utility model;

FIG. 4 is a cross-sectional view of a navigation light in accordance with an embodiment of the present utility model;

FIG. 5 is another cross-sectional view of a navigation light in accordance with an embodiment of the present utility model;

FIG. 6 is a perspective view of a lens according to an embodiment of the utility model;

FIG. 7 is a rear view of a lens according to an embodiment of the utility model;

FIG. 8 is a front view of a lens according to an embodiment of the utility model;

FIG. 9 is a cross-sectional view taken at A-A of FIG. 8;

FIG. 10 is a top ray path diagram of an embodiment of the present utility model;

FIG. 11 is a side view of a ray path diagram of an embodiment of the present utility model.

Description of the reference numerals: navigation light 10, lens 1, dome body 11, light exit surface 11A, light entrance surface 11B, dome portion 111, closing surface 112, light source space S, opening 113, fixed edge 12, positioning block 121, light condensing convex surface 13, multilayer TIR structure 14, dome TIR cup 141, upper side 1411, lower side 1412, base 2, mounting space 21, light interception portion 22, mounting opening 221, light interception surface 222, light interception angle 223, light source assembly 3, led lamp 31, pcb board 32, fixing plate 33, positioning groove 331, housing 4, mounting portion 41, light transmissive cover 5.

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, which are generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Referring to fig. 1 to 11, a navigation light lens 1 for a ship according to the present utility model is installed on a navigation light 10 for controlling a light emitting angle of a light source and increasing a light intensity value.

The navigation light 10 comprises a lens 1, a base 2, a light source assembly 3, a housing 4 and a light transmissive cover 5.

The lens 1 is mounted on the base 2 and covers the light source assembly 3.

As shown in fig. 5 to 9, the lens 1 includes an arch body 11, an arch portion 111 of the arch body 11 is disposed towards a horizontal direction, both upper and lower sides of the arch body 11 in an axial direction are provided with sealing surfaces 112, the arch body 11 and the two sealing surfaces 112 form a light source space S, the other side of the arch portion 111 of the arch body 11 in the horizontal direction is an opening 113 communicating with the light source space S, and a circle of fixing edges 12 protruding outwards from the arch body 11 may be annularly disposed at the opening 113; at the same time, the two closing surfaces 112 may be inclined surfaces, so that the upper-lower width of the arch body 11 is smaller than the upper-lower width of the opening 113, and installation is facilitated.

The outer side surface of the arched main body 11 is a smooth light-emitting surface 11A, the inner side surface is a light-entering surface 11B, an arched light-gathering convex surface 13 is arranged at the vertical middle position of the light-entering surface 11B along the shape of the inner side surface, the light-gathering convex surface 13 can be used for gathering light, a plurality of layers of TIR (Total Internal Reflection) structures 14 are respectively arranged on the upper side and the lower side of the light-gathering convex surface 13, the two layers of TIR structures 14 are arranged in a mirror image mode, and referring to fig. 11, the light-emitting angle of the light source in the vertical direction can be controlled to be 20 degrees, the light intensity value in the effective angle is increased, and the light source can be irradiated farther.

The multilayer TIR structure 14 includes four dome-shaped TIR cups 141 disposed up and down along the shape of the inner side surface, the TIR cups being of a design commonly used in the art.

The arch TIR cup 141 includes an upper side 1411 and a lower side 1412 disposed up and down, where the upper side 1411 and the lower side 1412 are disposed at a certain angle. Specifically, the shape of each arch TIR cup 141 is determined according to the light emitting angle required by software simulation, light is totally reflected from the light density to the light/light scattering medium, the upper and lower four arch TIR cups 141 are used for totally reflecting light, and the light emitted by the light source changes direction to reach the required design angle, such as 20 degrees, through the shape design of the four arch TIR cups 141, the light emitting angle of the light can be controlled, the height of the lens 1 is effectively reduced, and the weight is reduced.

By the above-described configuration of the lens 1, the light intensity value within the effective angle can be increased.

As shown in fig. 2 to 3, the light source assembly 3 is installed in the light source space S by extending from the opening 113 of the lens 1, and has two LED lamps 31 with an included angle ranging from 45 degrees to 75 degrees, the light emitting angle of the single LED lamp in this embodiment is 120 degrees, and the included angle is 57.2 degrees, for example, the two LED lamps 31 are respectively located at two horizontal sides of the arched portion 111 and are both located at the light-condensing convex surface 13; because two LED lamp beads 31 with an included angle of 57.2 degrees are arranged and are matched with a single LED lamp with a lighting angle of 120 degrees, referring to fig. 4 and 11, the lighting angle in the horizontal direction can reach 230 degrees, and the angle requirement of 225 degrees of the mast lamp is met.

Specifically, the light source assembly 3 further includes two PCB boards 32 with an included angle of 57.2 degrees, and the LED lamps 31 are respectively mounted on the PCB boards 32, so that the included angle of 57.2 degrees is formed between the LED lamps 31. The back surfaces of the two PCB boards 32 can be further provided with a fixing plate 33, and the two PCB boards 32 are connected to the fixing plate 33 and are installed in the lens 1 through the fixing plate 33; the positioning block 121 may be protruded on the inner wall of the fixing edge 12, and the positioning groove 331 embedded in the positioning block 121 is disposed on the fixing plate 33.

Of course, the included angle of the two PCBs 32 may be set within a range of 45-75 degrees, and the LED lamps corresponding to the angles may be selected accordingly.

The back of the base 2 is provided with an open installation space 21, the front of the base is provided with a convex light interception part 22, the middle of the light interception part 22 is provided with an installation opening 221 communicated with the installation space 21, two sides of the installation opening 221 of the outer side surface of the light interception part 22 are respectively provided with a light interception surface 222, the lens 1 is installed at the installation opening 221, the arch-shaped main body 11 protrudes out of the installation opening 221, and the fixed edge 12 is limited in the installation space 21 at the inner side of the installation opening 221.

The two light interception surfaces 222 are respectively located at two sides of the arched portion 111 of the arched body 11, and a light interception angle 223 is formed between the outer sides of the two light interception surfaces 222, the angle of the light interception angle 223 is 225 degrees, and the angle of the light emitted from the arched body 11 of the lens 1 by the LED lamp 31 light source can be controlled within the range of 0-225 degrees so as to meet the angle requirement of a mast 225 degrees.

Therefore, the angle of the light rays emitted from the arch body 11 of the lens 1 by the light source can be controlled within the range of 0-122.5 degrees by controlling the interception angle 223 of the two interception surfaces 222 of the base 2 to be 112.5 degrees (not shown), so as to meet the angle requirement of the gangway lamp 122.5 degrees.

The navigation light 10 of the present utility model can be used for mast and sponsons simply by selecting the base 2 with different angles between the light interception surfaces 222 by the same lens 1 and light source assembly 3.

As shown in fig. 1 and 2, the housing 4 is mounted on the front surface of the base 2 and includes two mounting portions 41 disposed at an upper and lower interval, the light-transmitting cover 5 is disposed between the mounting portions 41, the light-transmitting cover 5 may be a transparent PC cover, and the light-transmitting cover 5 is also mounted on the base 2 and covers the light-intercepting portion 22 and the periphery of the lens 1, so as to allow light to pass therethrough and protect the lens 1.

In summary, the LED light source is adopted, the light efficiency is high, the whole lamp is relatively small and exquisite, the practicability is high, and the angle requirements of different ship navigation signal lamps can be met by replacing the base 2 with different included angles of the light interception surfaces 222.

The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that equivalent changes and modifications can be made by those skilled in the art without departing from the principles of the present utility model, which still falls within the scope of the present utility model.

In the description of the embodiments of the present application, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship conventionally put in place when the product of the application is used, or the orientation or positional relationship conventionally understood by those skilled in the art, is merely for convenience of describing the present application and simplifying the description, and is not indicative or implying that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present application, the meaning of "a plurality" and "a number" is two or more, unless explicitly defined otherwise.

In the description of the embodiments of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically connected, electrically connected or can be communicated with each other; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The above disclosure provides many different embodiments or examples for implementing different structures of the present application. The components and arrangements of specific examples are described above in order to simplify the disclosure of this application. Of course, they are merely examples and are not intended to limit the present application. Furthermore, the present application may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not in themselves indicate the relationship between the various embodiments and/or arrangements discussed.

In addition, the present application provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize the application of other processes and/or the use of other materials.

Claims

1. A marine navigation light lens, characterized in that:

the light source device comprises an arch-shaped main body, wherein an arch part of the arch-shaped main body is arranged towards the horizontal direction, the upper side and the lower side of the axial direction of the arch-shaped main body are provided with sealing surfaces, the arch-shaped main body and the two sealing surfaces form a light source space, and the other side of the horizontal direction of the arch part of the arch-shaped main body is an opening communicated with the light source space;

2. A marine navigation light lens according to claim 1, wherein: the multilayer TIR structure comprises four arched TIR cup bodies which are arranged up and down; the arch TIR cup body comprises an upper side surface and a lower side surface which are arranged up and down, and an included angle is formed between the upper side surface and the lower side surface.

3. A marine navigation light lens according to claim 1, wherein: the two closing surfaces are inclined surfaces, so that the upper and lower width of the arched main body is smaller than the upper and lower width of the opening.

4. A navigation light, characterized in that:

comprising a base, a light source assembly and a lens according to claim 1;

5. A navigation light as recited in claim 4, wherein: the light source assembly further comprises two PCB boards with included angles of 45-75 degrees, and the LED lamps are respectively arranged on the PCB boards; the back of two PCB boards can also be provided with the fixed plate, and two PCB boards are all connected in the fixed plate and are installed in the lens by the fixed plate.

6. A navigation light as recited in claim 5, wherein: the opening is annularly provided with a circle of fixed edges protruding outwards from the arch-shaped main body; the inner wall of the fixed edge is convexly provided with a positioning block, and the fixed plate is provided with a positioning groove embedded in the positioning block.

7. A navigation light as recited in claim 4, wherein:

the device also comprises a base;

8. A navigation light as recited in claim 7, wherein: the cut angle is 225 degrees or 112.5 degrees.

9. A navigation light as recited in claim 7, wherein: the opening is annularly provided with a circle of fixed edges protruding outwards from the arch-shaped main body; the fixed limit is located in the installation space inside the installation opening.

10. A navigation light as recited in claim 7, wherein: the light-transmitting cover body is arranged on the outer shell; the shell is arranged on the front surface of the base and comprises two installation parts which are arranged at intervals up and down, the light-transmitting cover body is arranged between the installation parts, and the light-transmitting cover body is arranged on the base and covers the periphery of the light-intercepting part and the lens.