KR200303147Y1 - Prevent explosion of metal halide lamp - Google Patents

Abstract

The present invention relates to the explosion-proof structure of a metal halide lamp, the main purpose of which is to prevent the occurrence of fire around the lamp by preventing the explosive force from affecting the appearance when the old discharge tube is exploded due to long-term use, and at the same time illuminance Is to supply the improved high efficiency lamp widely.

To this end, the explosion-proof structure of the metal halide lamp of the present invention;

When viewed in plan, each end of the first and second brackets formed in a ring shape is coupled to the first and second supports;

Both ends are inserted into and fixed to the inner circumferences of the first and second brackets and include a tubular explosion-proof tube disposed in the longitudinal direction on the outer circumference of the discharge tube.

Accordingly, when the old discharge tube is exploded due to long time use, the explosion force is prevented from being transmitted to the exterior, preventing fire in advance, and rising around the discharge tube by the explosion-proof tube disposed in a form surrounding the discharge tube. There is an advantage of supplying a lamp of high efficiency in which the illuminance of the lamp is improved while maintaining a high temperature.

Description

Explosion Proof Structure of Metal Halide Lamp {PREVENT EXPLOSION OF METAL HALIDE LAMP}

The present invention relates to a metal halide lamp (Metal Halide lamp), and more particularly, when the discharge tube is turned on when the power is applied and exploded due to long-term use, the explosive force does not reach the outer appearance of the discharge tube An explosion-proof structure of a metal halide lamp having an explosion-proof pipe in the form of an annular tube.

Referring to FIG. 1, a metal halide lamp (hereinafter referred to as a "lamp") is installed in a street lamp or an industrial site in a general city.

As illustrated, the conventional lamp 1 is provided with a base 10 which is screwed with a socket (not shown), and the base 10 is integrally formed with an exterior 20 made of hard glass.

The first and second lead wires 11 and 12 are arranged side by side in the vertical direction on the base 10, and the first and second lead wires 11 and 12 respectively correspond to the first and second support bases 13 and 14, respectively. It is connected.

One side of the first support 13 is provided with a ring-shaped support ring 13a at the other end to surround the outer periphery of the support protrusion 20a at one end of the exterior 20. That is, one end is mounted and supported with the first guide line 11 and the other end is stably disposed without being buckled in the vertical direction by being supported by the support protrusion 20a.

On the other hand, under the support ring 13a, a first bracket B1 to which one end of the discharge tube 30 to be described later is fixed is disposed in the horizontal direction.

The second support 14 disposed on the other side of the first support 13 opposite to the second guide line 12 is mounted at one end thereof, and the other end thereof is coupled to the outer circumference of the first support 13, and the discharge tube 30 is disposed. The other end of the structure is mounted with the first bracket 110 is fixed.

As described above, both ends of the discharge tube 30 flatly formed on the first and second brackets B1 and B2 are fixed. The discharge tube 30 is made of an elliptical quartz material and has a pair of electrodes therein. 30a and 30b are symmetrically arranged, and connecting lines 31 protrude from both ends of the electrodes 30a and 30b.

The connection line 31 is horizontally mounted on the first and second supports 13 and 14 so as to be electrically connected to the connection brackets 15 and 16 which are energized, and through the base 10 which is coupled to the socket (not shown). The power supplied is transmitted to each electrode through the connection line 31 at both ends of the discharge tube 30 and the discharge tube 30 emits light. (The resistor 17 mounted on the first support 13 is a known technical configuration. Will be omitted.)

However, the lamp has a problem that the old discharge tube is exploded due to overheating due to the heat generated during light emission due to long time use, and thus the external appearance also exploded in series, causing a fire in the mechanism disposed under the lamp.

In addition, there is a problem that the elevated temperature around the discharge tube is dispersed in the external direction and the luminous flux decreases, thus the illuminance is significantly reduced and the efficiency of the lamp is lowered.

The present invention is to solve such a conventional problem, the purpose of the present invention is to explode the old discharge tube due to long-term use, the explosive power is not transmitted to the exterior to prevent the metal halide lamp is prevented from the source To provide.

In addition, another object of the present invention is to maintain a constant temperature around the discharge tube to maximize the illuminance of the lamp and to supply a highly efficient lamp having a long life.

1 is a front view showing a conventional metal halide lamp,

2 is a front view showing a metal halide lamp according to the present invention,

3 is an exploded perspective view showing the structure of a metal halide lamp according to the present invention.

* Description of symbols on the main parts of the drawings *

1; metal halide lamp 10; base

11,12; 1st, 2nd lead wire 13,14; 1st, 2nd support

20; appearance 20a; support protrusion

30; discharge tube 31; connecting line

100; explosion-proof structure 110, 120; first, second bracket

110a, 120a; main body 111, 121; flange 130; explosion-proof pipe FB; fixing bracket

The present invention for achieving this object is;

The base which is screwed with the socket to which the power is supplied, and the appearance made of hard glass integrally formed on the base, the first and second lead wires arranged side by side in the vertical direction to the base, and connected to the end of the first lead wires And a first support having a ring-shaped support ring to surround an outer periphery of the support protrusion formed at the inner end of the exterior, a second support having one end coupled to the second lead wire, and each image of the first and second supports. , Both ends of the first and second brackets arranged horizontally in a downward direction are fixed, and the connection lines protruding from both ends are coupled to the connection brackets mounted on the first and second supports to emit light by the power supplied through the base coupled to the socket. In a metal halide lamp comprising a discharge tube,

When the first and second brackets are viewed in a plan view, one end formed in a ring shape is coupled to the first and second supports;

Both ends are inserted and fixed to the inner circumference of the first and second brackets, and includes an explosion-proof device consisting of a tubular explosion-proof tube disposed on the outer circumference of the discharge tube.

In addition, the explosion-proof device further comprises a fixing bracket for supporting at least one or more disposed on the inner circumference of the first, second brackets so that the explosion-proof pipe does not flow.

In addition, the first and second brackets are characterized in that the semi-circular body having a flange formed at both ends is mounted symmetrically.

In addition, the bridge portion is mounted on one side of the flange of the first bracket, and the connecting bracket formed by the connecting portion so that the connecting line is extended in the horizontal direction and the connecting line protruding to the upper end of the discharge tube is formed of "┏┓" It is done.

Hereinafter, with reference to the accompanying drawings illustrating an embodiment of the explosion-proof structure of the metal halite lamp according to the present invention in detail.

Figure 2 is a front view showing a metal halide lamp according to the present invention, Figure 3 is an exploded perspective view showing the structure of the metal halide lamp according to the present invention. (The present invention is the installation structure of the first and second brackets and explosion-proof pipes Since it is substantially the same as the technical configuration of the conventional lamp, detailed description of the same components will be omitted.)

2 and 3, the explosion-proof structure 100 of the metal halide lamp 1 (hereinafter referred to as "lamp") according to the present invention is coupled to the socket (not shown), the base is supplied with power One end is mounted symmetrically to the first and second support members 13 and 14 mounted at the ends of the first and second lead wires 11 and 12 arranged side by side at 10, respectively. The first and second brackets 110 and 120 disposed to be concentric in the direction, and the explosion-proof tube 130 is inserted at both ends and coupled to the inner circumference of the first and second brackets 110 and 120.

Since the first and second brackets 110 and 120 have the same configuration, only the configuration of the first bracket 110 will be described.

The first bracket 110 disposed on the upper end of the first support 13 has a structure in which a semi-circular body 110a having flanges 111 formed at both ends thereof is symmetrically mounted to form a ring. In other words, the flange 111 and the semi-circular main body 110a are symmetrically arranged to weld and mount the flanges 111 which are mutually interviewed.

As such, at least one fixing bracket FB is disposed on the inner circumference of the first bracket 110 coupled thereto.

When the fixing bracket FB is viewed from the side, the fixing bracket FB is formed as a letter "J" to support the mounting portion FA mounted on the inner circumference of the first bracket 110 and the end of the explosion-proof pipe 130 to be described later. It consists of a locking piece (FF).

The upper and lower ends of the explosion-proof pipe 130 having a circular pipe shape downward and upward in the fixing bracket FB is prevented from flowing in the up and down directions.

On the other hand, the discharge tube 30 in the longitudinal direction is disposed on the inner circumference of the explosion-proof tube 130, the connecting line (30a, 30b) protruding on both ends of the discharge tube 30 are arranged in each of the upper and lower directions ( 15) (16) is fixed at the same time as the electrical coupling.

At this time, in the present invention, the connecting bracket 15 disposed on the upper side of the first support 13 is

A leg portion 15a vertically formed on one side of the flange 111 of the first bracket 110 formed by the shape of “┏┓” is mounted, and the connecting portion 15b extending in the horizontal direction with the leg portion 15a. The connection line 30a protruding from the upper end of the discharge tube 30 is electrically coupled.

As shown, although the bracket (B) having the same shape as the fixing bracket (FB) is disposed on the connecting line (30a) and the connecting portion (15b) of the upper end of the discharge tube (30), even if the bracket (B) is not provided You may connect 30a and the connection part 15b with the letter "T".

In this way, since the discharge tube 30 is disposed in the longitudinal direction inside the explosion-proof tube 130, even if the explosion due to aging due to long-term use does not transmit the explosive force to the exterior 20, the fire around the lamp is prevented.

In addition, since the explosion-proof tube 130 is disposed in a form surrounding the discharge tube that emits light, the luminous flux does not decrease due to the thermal insulation effect of keeping the temperature around the discharge tube 30 constant, and thus, illuminance Long life lamps with improved) have been widely supplied.

The present invention is not limited to the above-described specific preferred embodiments, and any person having ordinary skill in the art to which the present invention pertains may make various modifications without departing from the gist of the present invention claimed in the claims. Such modifications will fall within the scope of the claims of the present invention.

As described in detail above, according to the explosion-proof structure of the metal halide lamp according to the present invention;

When the old discharge tube is exploded due to long time use, the explosive force is not transmitted to the exterior, thereby preventing a fire that may occur around the lamp in advance.

In addition, by keeping the temperature around the discharge tube constant by the explosion-proof tube disposed in a form surrounding the discharge tube, the luminous flux does not increase, and accordingly, the effect of widely supplying a lamp having a long lifetime with improved illuminance is provided. There is.

Claims (4)

The base which is screwed with the socket to which the power is supplied, and the appearance made of hard glass integrally formed on the base, the first and second lead wires arranged side by side in the vertical direction to the base, and connected to the end of the first lead wires And a first support having a ring-shaped support ring to surround the outer periphery of the support protrusion formed at the inner end of the exterior, a second support having one end coupled with the second lead wire, and each image of the first and second supports. , Both ends are fixed to the first and second brackets arranged horizontally downward, and the connecting line protruding from both ends is combined with the connecting brackets mounted on the first and second supports to emit light by the power supplied through the base coupled to the socket. In a metal halide lamp comprising a discharge tube, When the first and second brackets are viewed in a plan view, one end formed in a ring shape is coupled to the first and second supports; Both ends are inserted and fixed to the inner circumference of the first and second brackets, explosion-proof structure of the metal halide lamp comprising an explosion-proof structure consisting of a tubular explosion-proof tube disposed in the longitudinal direction on the outer circumference of the discharge tube. The method of claim 1, The explosion-proof structure further includes a mounting bracket disposed at least one of the inner circumferences of the first and second brackets to support the explosion-proof pipes, and a fixing bracket which is extended from one end of the mounting portion and is bent into a "J" shape. Explosion-proof structure of a metal halide lamp comprising. The method according to claim 1 or 2, The first and second brackets are explosion-proof structure of the metal halide lamp, characterized in that the semi-circular body having a flange formed at both ends is mounted symmetrically. The method of claim 1, The connecting bracket is a leg portion mounted on one side of the flange of the first bracket, characterized in that the connecting portion is formed in the "┏┓" so that the connecting line extending in the horizontal direction and the connecting line protruding on the upper end of the discharge tube Explosion proof structure of metal halide lamp.