CN218383602U

CN218383602U - Underwater polarized lamp

Info

Publication number: CN218383602U
Application number: CN202222510857.0U
Authority: CN
Inventors: 陈泽堂; 石洪林; 陈博; 蒋桂郁
Original assignee: Guangzhou Seals Optoelectronic Technology Co ltd
Current assignee: Guangzhou Seals Optoelectronic Technology Co ltd
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2023-01-24
Anticipated expiration: 2032-09-21

Abstract

An underwater polarized lamp is provided with a main body, a light source, a heat absorption part and a polarizing part; the light source, the heat absorbing part and the polarizing part are respectively assembled in the main body, and the heat absorbing part and the polarizing part are sequentially assembled from front to back from the starting point of the light source. The heat absorption part is provided with a plurality of pieces of absorption glass and a heat conduction assembly, the heat conduction assembly is fixed inside the main body, and the absorption glass layer is arranged on the heat conduction assembly. The heat conduction assembly component is provided with a metal assembly seat, a pressing ring, a metal pressure spring and a metal spring support, the metal assembly seat, the pressing ring and the metal pressure spring are sequentially abutted from front to back, the metal spring support is abutted to the inner wall face of the main body, and the pressing ring is also abutted to the light absorption glass located at the rear end. The heat absorption part of the underwater polarized lamp can absorb most of heat generated by the light source, so that the heat conducted to the polarizing part is not enough to damage the polarizing part.

Description

Underwater polarized lamp

Technical Field

The utility model relates to a polarized light technical field, in particular to polarized light under water.

Background

Polarized light is obtained by additionally arranging a polarizer in front of a common light source so as to obtain light transmitted in one direction, but the polarizer has poor heat resistance, and the maximum service temperature is only 70 ℃, so that the polarized lamp has higher requirement on heat dissipation effect. The prior art polarized light is disclosed in publication No. CN114526454A and named as a polarized fill light, which is suitable for a conventional use environment and cannot be suitable for an underwater environment. And at present, no polarized light suitable for underwater environment appears. In the specific occasion of underwater shooting, polarized light is needed, however, in order to prevent water from entering the lamp body, the lamp body needs to be completely assembled inside the sealed shell, and strict sealing and waterproof treatment is carried out to prevent water from entering the lamp body. Therefore, heat generated from the lamp light source is accumulated in the housing and is difficult to be discharged to the outside, and the polarizing plate is easily damaged.

Therefore, it is necessary to provide an underwater polarized light to solve the deficiencies of the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to avoid prior art's weak point and provide a polarized light under water. The underwater polarized lamp can prevent the polaroid from being damaged by high temperature.

The above object of the present invention is achieved by the following technical measures:

the underwater polarized lamp is provided with a main body, a light source, a heat absorption part and a polarizing part;

the light source, the heat absorbing part and the polarizing part are respectively assembled in the main body, and the heat absorbing part and the polarizing part are sequentially assembled from front to back from the starting point of the light source.

Preferably, the heat absorbing part is provided with a plurality of pieces of absorption glass and a heat conducting assembly, the heat conducting assembly is fixed inside the main body, and the absorption glass layer is arranged on the heat conducting assembly.

Preferably, the heat conduction assembly component is provided with a metal assembly seat, a pressing ring, a metal pressure spring and a metal spring support, the metal assembly seat, the pressing ring and the metal pressure spring are sequentially abutted from front to back, the metal spring support is abutted to the inner wall surface of the main body, and the pressing ring is also abutted to the light absorption glass located at the rear end.

Preferably, the heat-conducting assembling component is further provided with a first O-shaped ring, and the first O-shaped ring is arranged between the metal assembling seat and the pressing ring.

Preferably, a gasket is arranged between each of the above-mentioned absorbance glasses and the adjacent absorbance glass.

Preferably, the polarizing part is provided with a polarizer, a polarizing base and a second O-ring, the polarizing base abuts against the inner wall surface of the main body, the polarizing base is assembled inside the polarizing base, and the second O-ring is arranged between the polarizing base and the polarizer.

Preferably, the main body is provided with a cylinder and a quartz window, the quartz window is hermetically assembled on the end face of the cylinder, and the polarizer is abutted against the quartz window.

Preferably, the polarization base and the metal mount base are respectively abutted against an inner wall surface of the cylindrical body.

Preferably, the cylinder body is provided with a cylinder body and an assembly ring, the assembly ring is integrally connected to the inner surface of the cylinder body, the metal assembly seat is abutted against one end face of the assembly ring, and the polarization seat is abutted against the other end face of the assembly ring.

Preferably, a side surface of the fitting ring abuts against an inner wall surface of the cylinder main body.

Preferably, a side surface of the metal pressure spring abuts against an inner wall surface of the cylinder main body.

Preferably, the metal compression spring is a corrugated metal compression spring. .

The utility model discloses an underwater polarized lamp, which is provided with a main body, a light source, a heat absorption part and a polarizing part; the light source, the heat absorbing part and the polarizing part are respectively assembled in the main body, and the heat absorbing part and the polarizing part are sequentially assembled from front to back from the starting point of the light source. The heat absorption part of the underwater polarized lamp can absorb most of heat generated by the light source, so that the heat conducted to the polarizing part is not enough to damage the polarizing part.

Drawings

The present invention will be further described with reference to the accompanying drawings, but the contents in the drawings do not constitute any limitation to the present invention.

Fig. 1 is a schematic perspective view of an underwater polarized light.

FIG. 2 is another angle schematic of FIG. 1

Fig. 3 isbase:Sub>A schematic sectional view taken along the line "base:Sub>A-base:Sub>A" in fig. 2.

Fig. 4 is a partial structural schematic diagram of an underwater polarized light.

Fig. 5 is a schematic structural view of the heat absorbing part.

Fig. 6 is an enlarged view of the heat sink portion of fig. 3.

Fig. 7 is a schematic structural view of the polarizing portion.

Fig. 8 is an enlarged view of the polarizing portion in fig. 3.

Fig. 9 is an enlarged view of the barrel of fig. 3.

In fig. 1 to 9, there are included:

a main body 100,

A cylinder body 110, a cylinder body 111, an assembling ring 112,

A quartz window 120,

A light source 200,

A heat absorbing part 300,

A light absorbing glass 310, a gasket 311,

A heat-conducting assembly 320, a metal assembly seat 321, a pressing ring 322, a metal pressure spring 323, a metal spring support 324, a first O-shaped ring 325,

A polarizing part 400, a polarizer 410, a polarizer 420, and a second O-ring 430.

Detailed Description

The technical solution of the present invention will be further explained by the following examples.

Example 1.

An underwater polarization lamp, as shown in fig. 1 to 9, is provided with a main body 100, a light source 200, a heat absorbing part 300, and a polarizing part 400. The light source 200, the heat sink 300, and the polarization part 400 are respectively assembled inside the body 100, and the heat sink 300 and the polarization part 400 are sequentially assembled from front to rear at the beginning of the light source 200.

It should be noted that the heat absorbing portion 300 of the present invention can absorb most of the heat generated by the light source 200, and the heat absorbing portion 300 can also reflect the heat, so as to effectively prevent the heat from entering the position of the polarization portion 400, and thus prevent the polarization portion from being damaged.

The heat absorbing part 300 is provided with a plurality of pieces of absorbing glass 310 and a heat conductive assembly 320, the heat conductive assembly 320 is fixed inside the body 100, and the absorbing glass 310 is layered on the heat conductive assembly 320.

It should be noted that the absorbent glass 310 of the present invention may be provided with more than 2 sheets, and specifically, the present embodiment is provided with 3 sheets. The heat absorbed by each piece of absorption glass 310 can reach 30%, that is, more than 80% of the heat generated by the light source 200 of this embodiment is absorbed by the pieces of absorption glass 310. And the heat conduction assembly 320 can also rapidly conduct heat to the outside of the underwater polarization lamp, further reducing the heat conducted to the polarization part 400.

The heat conduction assembly 320 is provided with a metal assembly seat 321, a pressing ring 322, a metal pressure spring 323 and a metal spring support 324, the metal assembly seat 321, the pressing ring 322 and the metal pressure spring 323 are sequentially abutted from front to back, the metal spring support 324 is abutted with the inner wall surface of the main body 100, and the pressing ring 322 is also abutted with the absorbent glass 310 located at the rear end.

It should be noted that the metal assembly seat 321, the metal pressure spring 323 and the metal spring support 324 of the present invention are made of metal, so that heat can be conducted outwards quickly.

The heat conducting mounting assembly 320 is further provided with a first O-ring 325, the first O-ring 325 being disposed between the metal mounting seat 321 and the pressing ring 322.

Gaskets 311 are provided between each of the absorbing glass 310 and the adjacent absorbing glass 310.

It should be noted that, since the heat conducting assembly 320 and the absorption glass 310 are easily expanded by heat due to temperature rise, the first O-ring 325 and the gasket 311 are added to prevent damage due to expansion.

The polarizing portion 400 includes a polarizer 410, a polarizer holder 420, and a second O-ring 430, the polarizer holder 420 abuts against an inner wall surface of the main body 100, the polarizer holder 420 is assembled inside the polarizer holder 420, and the second O-ring 430 is disposed between the polarizer holder 420 and the polarizer 410.

The main body 100 is provided with a cylinder 110 and a quartz window 120, the quartz window 120 is hermetically fitted to an end surface of the cylinder 110, and the polarizer 410 abuts against the quartz window 120. The polarization base 420 and the metal mount 321 are respectively abutted against the inner wall surface of the cylindrical body 110.

The cylinder 110 includes a cylinder body 111 and a mounting ring 112, the mounting ring 112 is integrally connected to an inner surface of the cylinder body 111, the metal mounting seat 321 abuts against one end surface of the mounting ring 112, and the polarization seat 420 abuts against the other end surface of the mounting ring 112. The side surface of the mounting ring 112 abuts against the inner wall surface of the cylinder body 111. The side surface of the metal compression spring 323 abuts against the inner wall surface of the cylinder body 111. The metal compression spring 323 is a wave-shaped metal compression spring 323.

The heat sink portion 300 of the underwater polarization lamp can absorb most of the heat generated from the light source 200, thereby ensuring that the heat conducted to the polarization portion 400 is not enough to damage it.

It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. An underwater polarized light, comprising: the device is provided with a main body, a light source, a heat absorption part and a polarizing part;

2. The underwater polarized light of claim 1, wherein: the heat absorption part is provided with a plurality of pieces of absorption glass and a heat conduction assembly, the heat conduction assembly is fixed inside the main body, and the absorption glass layer is arranged on the heat conduction assembly.

3. The underwater polarized light of claim 2, wherein: the heat conduction assembly component is provided with a metal assembly seat, a pressing ring, a metal pressure spring and a metal spring support, the metal assembly seat, the pressing ring and the metal pressure spring are sequentially abutted from front to back, the metal spring support is abutted to the inner wall surface of the main body, and the pressing ring is also abutted to the light absorption glass located at the rear end.

4. The underwater polarized light of claim 3, wherein: the heat conduction assembly is further provided with a first O-shaped ring, and the first O-shaped ring is arranged between the metal assembly seat and the pressing ring.

5. The underwater polarized light of claim 4, wherein: and gaskets are arranged between the light absorption glass and the adjacent light absorption glass.

6. The underwater polarized light of claim 5, wherein: the polarizing part is provided with a polarizer, a polarizing seat and a second O-shaped ring, the polarizing seat is abutted to the inner wall surface of the main body, the polarizing seat is assembled in the polarizing seat, and the second O-shaped ring is arranged between the polarizing seat and the polarizer.

7. The underwater polarized light of claim 6, wherein: the main body is provided with a cylinder and a quartz window, the quartz window is assembled on the end face of the cylinder in a sealing mode, and the polaroid is abutted against the quartz window;

the polarization seat and the metal assembling seat are respectively abutted against the inner wall surface of the cylinder.

8. The underwater polarized light of claim 7, wherein: the cylinder body is provided with a cylinder body and an assembling ring, the assembling ring is integrally connected to the inner surface of the cylinder body, the metal assembling seat is abutted against one end face of the assembling ring, and the polarization seat is abutted against the other end face of the assembling ring;

the side surface of the mounting ring abuts against the inner wall surface of the cylinder body.

9. The underwater polarized light of claim 8, wherein: the side surface of the metal pressure spring is abutted against the inner wall surface of the cylinder body.

10. The underwater polarized light of claim 9, wherein: the metal compression spring is a waveform metal compression spring.