KR20180131299A - An underwater lantern provided with a stopper for preventing the lens housing from ascending and descending - Google Patents

Abstract

The present invention relates to an underwater lantern with a stopper for preventing elevation of a lens housing, capable of improving a user′s convenience by allowing the lens housing to be stopped at a certain position without being lifted to the uppermost or lowered to the lowermost part by a stopper when the lens housing having a first magnet is lifted or lowered by a rotary body having a second magnet. A hanging member is inserted into the upper and lower sides of the lens housing at one upper side of the lens housing. A stopper is configured to be positioned in the upper and lower side of the lens housing, wherein the stopper is rotated by rotation of the rotary body formed inside a case and a hanging member of the lens housing lifted of lowered is hung on the stopper. The lens housing can be stopped at a predetermined position without moving to the uppermost or lowermost end of a screw thread along the screw thread of the case.

Description

[0001] The present invention relates to an underwater lantern provided with a stopper for preventing ascending and descending of a lens housing,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an underwater lantern provided with a stopper for preventing the lens housing from ascending and descending, and more particularly, The present invention relates to an underwater lantern equipped with a stopper for preventing upward and downward movement of a lens housing which can improve the ease of use of a user by allowing the lens housing to be stopped at a predetermined position without being raised or lowered to the uppermost position .

In general, underwater diving, underwater work, underwater shooting and scuba diving use underwater lanterns to ensure visibility in the water.

The underwater lantern is composed of an upper body and a lower body. The upper body includes a case, a lens unit and a light emitting unit formed inside the case, a battery for supplying power to the light emitting unit, A PCB module for controlling the light emitting part and a protection plate formed on the upper part of the case to shield the lens part while blocking the inflow of water into the case, and the lower body can be selectively coupled to the lower part of the upper body And a switch unit for controlling the PCB module in a one-touch manner is formed in the lower main body.

Here, a zoom function is implemented to adjust the distance of the light emitted from the light emitting unit, and the light emitting unit is configured to reciprocate. However, since the light emitting portion directly flows and the wiring connecting the light emitting portion and the battery continuously flows, there is a problem that the economic efficiency is very low .

First of all,

The present invention also relates to a method of manufacturing an optical module, which comprises a lens moving unit having a protective plate coupled to a front surface thereof and connected to a lens and having a first magnet on both sides or an outer circumference, A fixed portion in which a light emitting device is formed at a lower portion of the lens flow portion, and a flow portion which is configured to flow back and forth around the outer periphery of the fixed portion, wherein a second magnet is formed around the outer periphery, A front part configured; The underwater lantern has a structure capable of individually moving a lens configured to flow the lens flow portion according to the flow of the flow portion, the body portion being coupled to the front portion and having a battery inserted therein, And a screw thread is formed on the outer periphery of the flow portion and the inner periphery of the flow portion so as to mutually rotate so as to flow the lens flow portion through rotation of the flow portion and a thread is formed on the outer periphery of the lens flow portion and the inner periphery of the flow portion, And the lens flow unit is configured to rotate and flow when the flow unit is rotated. The outer circumference of the second magnet of the flow unit is packed to prevent the second magnet from being exposed to water and corroded, To an underwater lantern having a structure capable of individually moving the lens All.

In the above conventional technology, it is described that a first magnet is constituted in a lens moving part to which a lens is connected, and a second magnet is constituted in a moving part so that the lens moving part can be made to flow by using a flow part have.

However, when the flow portion constituting the second magnet is rapidly rotated and the lens flow portion is caused to flow in the upper or lower direction, the thread of the lens flow portion may not reach the uppermost or lowermost end of the thread of the inner periphery of the fixing portion due to the rapid rotation speed of the flow portion So that a force more than necessary is required to flow the lens flow in the lower or upper direction.

In addition, the lens flow portion, which flows upward and downward by the moving portion, can be moved to the uppermost position along the thread of the inner circumference of the fixing portion. The lens flow portion continuously flows upward and downward, , There is a problem that the lens of the lens flow portion abuts on one side of the protection plate and is damaged.

SUMMARY OF THE INVENTION The present invention has been made in order to solve the problems of the related art described above, and it is an object of the present invention to provide a lens housing which is constructed such that a latching member is inserted and projected upward and downward from a lens housing, And a stopper which is engaged with the latching member of the lens housing which is rotated or rotated by the lens housing is positioned above and below the lens housing so that the lens housing does not move to the uppermost or lowermost end of the thread along the thread of the case, And a stopper for stopping the lifting and lowering of the lens housing for stopping the lens housing. The present invention has been accomplished on the basis of this point.

 According to an aspect of the present invention, there is provided a magnetic bearing device comprising: a case having a threaded portion formed therein; a threaded portion formed inside the case, the threaded portion being engaged with the threaded portion; A lens housing in which a lens is formed at a central portion thereof, a light emitting portion which is formed in the inside of the case and is formed at a lower portion of the lens housing, a light shielding portion formed at an upper portion of the case, A rotating body configured to rotate along an outer periphery of the case and configured to include a second magnet therein, a battery for supplying power to the light emitting unit, a printed circuit board connected to the battery, And a switch portion for controlling the circuit board. The underwater lantern is provided on one side of the upper surface of the lens housing, Wherein the lens housing is rotatably rotated by the rotation of the rotating body, and when the lens housing is raised or lowered, the upper or lower side of the engaging member, And a stopper that prevents the lens housing from being raised or lowered by engaging the lower side of the lens housing. The present invention provides a submerged lantern having a stopper that prevents the lens housing from moving up and down.

According to the underwater lantern provided with the stopper for stopping the ascending and descending of the lens housing according to the present invention, it is possible to maintain the original purpose of the underwater lantern in which the field of view can be secured in the underwater in which the field of view is not ensured, As the lens housing is moved upward or downward, the movement of the stopper is prevented at a certain position where the stopper is constituted, so that the user can more easily rotate the rotating body by using a certain force, and the lens housing can be raised or lowered , The lens of the lens housing can be prevented from coming into contact with the protection plate, thereby improving the ease of use and durability.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a front section view showing a preferred embodiment of the present invention
2 is a front section view showing a preferred embodiment of the present invention
Figure 3 is a cross-sectional view of the right side of the preferred embodiment of the present invention
FIG. 4 is a front sectional view showing the lens housing of the underwater lantern according to the present invention as lifted up, showing that the latching member of the lens housing is caught by the stopper,
Fig. 5 is a plan view showing that the lens housing of Fig. 4 rotates and rises while the latching member of the lens housing is caught by the stopper
6 is a front sectional view showing that the lens housing of the underwater lantern according to the present invention is lowered while the latching member of the lens housing is caught by the stopper
Fig. 7 is a plan view showing that the lens housing of Fig. 6 rotates and descends,
Fig. 8 is a front sectional view showing a stopper of the underwater lantern according to the present invention, which is formed integrally with the case,
9 is a plan view showing that the stopper is protruded from the case and is formed integrally with the case in the configuration of the underwater lantern according to the present invention
Fig. 10 is a front sectional view showing that a thread is formed on the outer periphery of the stopper among the constructions of the underwater lantern according to the present invention,
Fig. 11 is a front sectional view showing the structure of the underwater lantern according to the present invention, in which the engaging members are formed on the upper one side and the lower one side of the lens housing, respectively

The present invention is characterized in that when the lens housing having the first magnet is raised or lowered by the rotating body constituted by the second magnet, the lens housing can be stopped at a certain position without being raised to the uppermost position or lowered by the stopper There is provided an underwater lantern provided with a stopper for preventing the lens housing from moving up and down so as to improve ease of use of the user.

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings.

1 to 7, there is shown a case 100 in which a screw thread 110 is formed on an inner side of the case 100, A lens housing 200 in which a thread 210 engaging with the thread 110 is formed and a first magnet 220 is formed therein and a lens 230 is formed at the center; A light emitting part 300 formed at a lower portion of the lens housing 200 to emit light, a protective plate 400 formed on the upper part of the case 100, A rotating body 500 configured to be rotatable along the outer circumference of the case 100 and configured with a second magnet 510 therein and a battery 500 for supplying power to the light emitting unit 300 600), a printed circuit board (700) connected to the battery (600), and a printed circuit board The lens housing 200 is formed with an engaging member 240 protruding upward and downward from the lens housing 200 and the case 100 The lens housing 200 is rotated by the rotation of the rotating body 500 and is moved upward or downward by the rotation of the rotating body 500. When the lens housing 200 is rotated up or down, A stopper 900 is provided to prevent the lens housing 200 from rising or falling by engaging an upper side or a lower side of the lens housing 200.

First, the case 100, the lens housing 200, the light emitting unit 300, the protection plate 400, the rotating body 500, the battery 600, the printed circuit board 700, and the switch unit 800 of the present invention, Is a conventional underwater lantern which is generally used, and a detailed description thereof will be omitted.

As shown in FIGS. 1, 2, 3 and 4, the lens housing 200 is provided with a latching member 200, which is inserted into the lens housing 200 so as to protrude upward and downward from the lens housing 200, (240).

In other words, the latching member 240 is inserted into the upper side of the lens housing 200 so as to protrude upward and downward, so that the lens housing 200 is rotated by the rotating body 500, The latching member 240 is also engaged with the stopper 900 located on the upper or lower portion of the lens housing 200 to be rotated up and down along the lens housing 200, So that the lens housing 200 can be prevented from rising or falling by the stopper 900.

Here, the latching member 240 may be used with various members having a narrow rod shape such as a usual bolt, pin, piece, or the like.

When the lens housing 200 is rotated by the rotation of the rotating body 500 and is lifted or lowered, the lens housing 200 is positioned in the upper and lower portions of the lens housing 200, A stopper 900 is provided to prevent the lens housing 200 from rising or falling by engaging the upper side or the lower side of the latching member 240.

That is, when the lens housing 200 is rotated by the rotating body 500 and the lens housing 200 is lifted or lowered, the stopper 900 is inserted into the lens housing 200 So that the lens housing 200 can be stopped at a predetermined position without being moved to the uppermost or lowermost end of the thread 110 along the thread 110 of the case 100, And is spaced apart from the upper and lower portions of the lens housing 200.

In other words, the stopper 900 rapidly rotates the rotating body 500 and moves the lens housing 200 to the uppermost or lowermost position even if the lens housing 200 is raised or lowered, The threaded portion 210 of the threaded portion 210 is firmly fastened to the uppermost or lowermost end of the thread 110 of the case 100 so that the fastening force can be prevented from being increased, and the user can more easily rotate the rotating body 500 Thereby preventing the lens of the lens housing 200 from coming into contact with the protection plate 400. In addition, the lens housing 200 can be raised or lowered, and the lens of the lens housing 200 can be prevented from coming into contact with the protection plate 400.

4, 5, 6 and 7, the stopper 900 has an annular shape in which one side is opened so as to be fixed to the inner side of the case 100 on which the thread 110 is formed, along the inner circumference thereof And one end portion is bent inwardly so that the latching member 240 of the lens housing 200 can be hooked when the lens housing 200 is lifted or lowered.

That is, when the lens housing 200 is rotated by the rotating body 500 and the lens housing 200 is lifted or lowered, the stopper 900 is rotated in a direction And the one end of the lens housing 200 is bent inward so as to prevent the lens housing 200 from being raised or lowered by engaging the engaging member 240 to be moved.

8 and 9, when the lens housing 200 is lifted or lowered, the stopper 900 is rotated in a direction in which the latching member 240 of the lens housing 200 is hooked, 110 may be formed protruding from the inner circumference of the case 100.

That is, the stopper 900 may protrude from the inner circumference of the case 100 and may be integrally formed with the case 100. This may facilitate the movement of the stopper 900 during the injection process of the case 100 So that the economic efficiency can be improved.

10, the stopper 900 is formed in a ring shape. A thread 910 is formed on the outer periphery of the stopper 900 so as to be rotated with the thread 110 of the case 100, 100 of the present invention.

That is, since the threaded portion 910 is formed on the outer periphery of the stopper 900, the user adjusts the position of the stopper 900, which is rotated by engaging with the thread 110 of the case 100, 200 can be selectively adjusted.

It is preferable that the stopper 900 is formed in a ring shape and the inner side of the stopper 900 is bent inward so that the latching member 240 of the lens housing 200 can be hooked.

11, the latching member 240 may be inserted into the upper portion of the lens housing 200 so as to protrude upward, and may be inserted into the lower portion of the lens housing 200 to protrude downward.

That is, the latching member 240 protruded upward from the upper side of the lens housing 200 is blocked by a stopper 900 positioned above the lens housing 200, The locking member 240 protruded downward from the lower side of the lens housing 200 is blocked by a stopper 900 located at the lower portion of the lens housing 200, When the stopper 900 is blocked by the stopper 900, the balance can be maintained and the stopper can be stably stopped.

According to the underwater lantern provided with the stopper for stopping the ascending and descending of the lens housing according to the present invention, it is possible to maintain the original purpose of the underwater lantern in which the field of view can be secured in the underwater in which the field of view is not ensured, As the lens housing is moved upward or downward, the movement of the stopper is prevented at a certain position where the stopper is constituted, so that the user can more easily rotate the rotating body by using a certain force, and the lens housing can be raised or lowered , The lens of the lens housing can be prevented from coming into contact with the protection plate, thereby improving the ease of use and durability.

100: Case
110: Threaded
200: lens housing
210: Threaded
220: first magnet
230: lens
240:
300:
400: Shield plate
500: rotating body
510: second magnet
600: Battery
700: printed circuit board
800: Switch part
900: Stopper
910: Threaded

Claims (4)

A case 100 in which a thread 110 is formed inside,
A thread 210 is formed on the outer circumference of the case 100 to be engaged with the thread 110 and a first magnet 220 is formed inside and a lens 230 is formed at the center A lens housing 200,
A light emitting unit 300 formed inside the case 100 and configured to emit light, the light emitting unit 300 being disposed below the lens housing 200,
A protective plate 400 formed on the upper portion of the case 100,
A rotating body 500 configured to surround the outer circumference of the case 100 and configured to rotate along the outer circumference of the case 100 and having a second magnet 510 therein;
A battery 600 for supplying power to the light emitting unit 300,
A printed circuit board 700 connected to the battery 600,
And a switch unit (800) for controlling the printed circuit board (700), the underwater lantern comprising:
An engaging member 240 protruding upward and downward from the lens housing 200 is formed on one side of the upper portion of the lens housing 200,
When the lens housing 200 is rotated by the rotation of the rotating body 500 and is lifted or lowered, the lens housing 200 is positioned at the upper and lower portions of the lens housing 200, And a stopper (900) for blocking upward or downward movement of the lens housing (200) by hooking the upper or lower side of the member (240). The underwater lantern . The method according to claim 1,
The stopper 900 is formed in an annular shape having one side opened so as to be fixed to the inside of the case 100 having the screw thread 110 by an elastic force along its inner periphery. And the one end is bent inward so that the latching member (240) of the lens housing (200) can be hooked when the lens housing (200) is lowered. The method according to claim 1,
The stopper 900 is provided on the inner circumference of the case 100 on which the thread 110 is formed so that the latching member 240 of the lens housing 200 can be hooked when the lens housing 200 is lifted or lowered And the stopper is provided to prevent the lens housing from moving up and down. The method according to claim 1,
The stopper 900 is formed in a ring shape and a thread 910 is formed on the outer circumference of the stopper 900 so as to be engaged with the thread 110 of the case 100 to be rotated. And a stopper for stopping the lifting and lowering of the lens housing.

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