KR20160036342A - Method for manufacturing bulb assembly for indium bromide plasma lighting system and bulb assembly for plasma lighting system and light generation device using a metal halogen - Google Patents

Abstract

The present invention provides a method for manufacturing a bulb assembly for an indium bromide plasma lighting system, a bulb assembly for a plasma lighting system, and a light generation device using a halogenated metal compound. The method comprises the steps of: (a) forming a rounded bulb head having openings formed in opposite points, and a first exhaust pipe connected to one of the openings to communicate with the inside of the rounded bulb head, using a quartz tube; (b) preparing a sub-discharging pipe for initial discharging induction formed of a quartz tube, coupling a second exhaust pipe having an internal diameter smaller than that of the sub-discharging pipe for initial discharging induction to an end of the sub-discharging pipe for initial discharging induction, and coupling the other end thereof to the other of the openings to which the first exhaust pipe of the rounded bulb head is not connected to communicate with the inside of the rounded bulb head; (c) supplying InBr and argon gas through the second exhaust pipe to clean the rounded bulb head and the sub-discharging pipe for initial discharging induction; (d) removing the second exhaust pipe, and coupling a bulb rod to a lower end of the sub-discharging pipe for initial discharging induction; (e) making vacuum the inside of a bulb manufactured above, and then injecting InBr to seal the bulb; (f) injecting argon gas into the bulb to seal the bulb; (g) sealing a bulb head while removing the first exhaust pipe; and (h) coupling a shaft for connecting a bulb to a rotary motor to a lower end of the bulb rod of the bulb. Thus, a light source emitting natural light (color temperature 7,500°K) closest to sunlight may be provided.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of manufacturing a bulb assembly for an indium bromide plasma lighting system and a bulb assembly for a plasma lighting system and a halogen type metal compound light generating device, USING A METAL HALOGEN}

The present invention relates to a method for manufacturing a bulb assembly for an indium bromide plasma lighting system and a halogen assembly for a halogen-based metal compound light-generating device comprising the bulb assembly for the indium bromide plasma lighting system and the bulb assembly for the indium bromide plasma lighting system, .

In an electrodeless lighting device using an indium bromide plasma, when a microwave generated from a magnetron, which is a power source, is transmitted to a resonator through a waveguide and a strong electric field is formed in the resonator, Discharge is generated in the indium bromide in the electroluminescent bulb by this electric field, and a plasma state is obtained in which light is emitted continuously. By maintaining such a plasma state, a light which continuously emits visible light and / or ultraviolet light Device. Electrodeless luminaires using indium bromide plasma have a longer lifetime than general incandescent lamps or fluorescent lamps, and are characterized by excellent light quality of a light source and excellent luminous flux retention as electrodeless illumination.

A conventional manufacturing process of a bulb used in the above electrodeless lighting apparatus is shown in FIG. 1, which will be briefly described below.

FIG. 1 is a vertical cross-sectional view illustrating a bulb fabrication process of an electroluminescent device using conventional indium bromide plasma. As shown in FIG. 1, the bulb- And a tubular chemical injection pipe 3 connected to the inside of the spherical bulb body 1 is formed on the other side.

The light emitting material 4 is injected into the interior of the bulb body 1 through the drug introducing tube 3 as described above and the drug introducing tube 3 is removed as shown in FIG. Finish the communication area. At this time, the finishing portion 5 in the form of a projection is left at the finishing portion of the bulb body 1.

Korean Patent Laid-Open Publication No. 10-2006-0036839 discloses a method for improving the light distribution characteristic such as light refraction by passing light through the finishing portion 5 by the projection-type finishing portion 5, A bulb body supporting tube for supporting the bulb body and for injecting a light emitting material into the bulb body when the bulb is manufactured, and a body supporting tube which is formed so as to close the communicating part between the body supporting tube and the bulb body And a finishing portion that is formed on the base portion.

However, the above-described conventional techniques do not satisfy the demand of the field requiring the light source closest to the sun light.

Korean Patent Publication No. 10-2006-0036839

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above-mentioned problems of the prior art, and it is an object of the present invention to provide a method of manufacturing a lamp assembly for an indium bromide plasma lighting system that provides a light source that emits natural light closest to sunlight, A light bulb assembly for a bromide plasma lighting system, and a bulb assembly for the above-mentioned indium bromide plasma lighting system.

The present invention

(a) using a quartz tube, forming a spherical bulb head having an opening at an opposing point and a first exhaust pipe communicating with the inside of the bulb head in any one of the openings;

(b) a secondary discharge tube for induction of initial discharge comprising a quartz tube is prepared, a second exhaust pipe having an inner diameter smaller than that of the sub discharge tube is coupled to one end of the initial discharge inducing secondary discharge tube, and the other end is connected to the 1) coupling the remaining openings not connected to the exhaust pipe so as to communicate with the inside of the bulb head;

(c) injecting InBr and argon gas through the second exhaust pipe to clean the bulb head and the initial discharge inducing sub-discharge tube;

(d) removing the second exhaust pipe and coupling the electromagnet to the lower end of the initial discharge inducing sub-discharge tube;

(e) placing the inside of the bulb into a vacuum state, sealing the inside of the bulb after inserting InBr;

(f) injecting and sealing the bulb with argon gas;

(g) sealing the bulb head while removing the first exhaust pipe from the bulb; And

(h) joining a shaft connecting a bulb to a rotating motor at a lower end of the bulb of the bulb, and a method of manufacturing the bulb assembly for the indium bromide plasma lighting system.

In addition,

A spherical bulb head including indium bromide (InBr) as a luminescent material in which an inert gas and a halogen group metal compound are discharged by a plasma in a quartz bulb; An initial discharge induction sub-discharge tube connected to the inside of the bulb head so as to communicate with the inside thereof; A forward bar coupled to a lower end of the sub discharge tube; And a shaft coupled to a lower end of the bulb to connect the bulb to a rotation motor. The bulb assembly for the indium bromide plasma lighting system manufactured by the method of the present invention is provided.

In addition,

A magnetron disposed inside the casing and generating a microwave; a waveguide coupled to an output portion of the magnetron for guiding the microwave; and a waveguide connected to the outlet of the waveguide, A resonator for resonating a microwave guided by the waveguide, and a spherical bulb installed inside the resonator and having a light emitting material sealed therein,

And a spherical bulb filled with the light emitting material is a bulb assembly for the indium bromide plasma lighting system of the present invention.

A manufacturing method of a bulb assembly for an indium bromide plasma lighting system of the present invention is a manufacturing method for efficiently manufacturing a bulb assembly for an indium bromide plasma lighting system capable of providing a light source that gives a natural light (color temperature 7,500 ˚k) ≪ / RTI >

In addition, since the bulb assembly for the indium bromide plasma lighting system manufactured by the above method provides natural light (color temperature 7,500 占)) close to the sunlight, it provides an optimal lighting environment that is very comfortable, comfortable and comfortable.

In addition, the halogen-based metal compound light-generating device using the bulb assembly for the indium bromide plasma lighting system of the present invention can be applied to medical illumination, optical measurement and measurement illumination, agricultural and horticultural illumination, cinematography illumination, stadium illumination, large aquarium and aquarium illumination, And ship lighting.

1 is a view showing a method of manufacturing a bulb assembly for a plasma lighting system of the prior art.
2 to 5 are views showing an example of a method of manufacturing a lamp assembly for an indium bromide plasma lighting system according to the present invention.
6 is a graph showing a comparison between a spectrum of a light source and a spectrum of sunlight using a lamp assembly for an indium bromide plasma lighting system of the present invention.
FIG. 7 illustrates the characteristics of a light source using a bulb assembly for an indium bromide plasma lighting system of the present invention in comparison with a conventional light source.
8 is a photograph of a Bulb assembly for an Indium Bromide Plasma Lighting System of the present invention.
9 shows a halogen-based metal compound light-generating device of the present invention.
Fig. 10 shows a lighting device using the halogen-based metal compound light-generating device of the present invention.

The present invention

(a) using a quartz tube, forming a spherical bulb head having an opening at an opposing point and a first exhaust pipe communicating with the inside of the bulb head in any one of the openings;

(b) a secondary discharge tube for induction of initial discharge comprising a quartz tube is prepared, a second exhaust pipe having an inner diameter smaller than that of the sub discharge tube is coupled to one end of the initial discharge inducing secondary discharge tube, and the other end is connected to the 1) coupling the remaining openings not connected to the exhaust pipe so as to communicate with the inside of the bulb head;

(c) injecting InBr and argon gas through the second exhaust pipe to clean the bulb head and the initial discharge inducing sub-discharge tube;

(d) removing the second exhaust pipe and coupling the electromagnet to the lower end of the initial discharge inducing sub-discharge tube;

(e) placing the inside of the bulb into a vacuum state, sealing the inside of the bulb after inserting InBr;

(f) injecting and sealing the bulb with argon gas;

(g) sealing the bulb head while removing the first exhaust pipe from the bulb; And

(h) joining a shaft connecting a bulb to a rotation motor at a lower end of the bulb of the bulb, and a method of manufacturing the bulb assembly for the indium bromide plasma lighting system.

Hereinafter, the present invention will be described in more detail with reference to the drawings illustrated by embodiments of the present invention. In the following description, well-known functions or constructions are not described in detail since they would obscure the invention in unnecessary detail.

2 to 5 are views showing an example of a method of manufacturing a lamp assembly for an indium bromide plasma lighting system according to the present invention.

(A) using a quartz tube, the step of forming a spherical bulb head having an opening at an opposed point and a first exhaust pipe communicating with the inside of the bulb head in any one of the openings, And the remaining quartz tube is used as the first exhaust pipe, thereby simultaneously forming the bulb head and the first exhaust pipe.

In addition, as illustrated in FIG. 2, first, a spherical bulb head having an opening at an opposing point using a quartz tube is manufactured first, and a quartz tube is connected to one of the openings so as to communicate with the inside of the bulb head .

At this time, as shown in FIG. 2, the spherical bulb head having the opening at the opposite point may be manufactured by molding a plurality of bulb heads into a quartz tube in the form of a necklace and cutting them.

Hereinafter, the quartz tube used in the present invention may be purchased from Philips, General Electric, Toshiba and the like. The size of the quartz tube used in the step (a) may be, for example, 27-23 mm in the case of 700 W type and 30-27 mm in case of 1 KW. The shaping of the bulb head can be carried out by methods known in the art.

Hereinafter, the bonding between the quartz tube (including the bulb head made of quartz tube) in the present invention can be performed by a method known in the art, and can be performed, for example, by thermal bonding.

(B) a secondary discharge tube for induction of initial discharge comprising a quartz tube is prepared, a second exhaust pipe having an inner diameter smaller than that of the sub discharge tube is coupled to one end of the initial discharge inducing sub discharge tube, and the other end is connected to the A quartz tube having a size of, for example, 6 to 2 mm may be used as the sub discharge tube for inducing initial discharge in the step of connecting the remaining openings not connected to the first exhaust pipe in communication with the inside of the bulb head. A quartz tube having a size of 4 to 2 mm may be used.

The primary discharge induction sub-discharge tube and the second exhaust pipe may be coupled by fitting or may be joined by thermal bonding.

After the step (b), the shape of the bulb head can be measured and calibrated using a visual or vernier caliper.

In step (c), the InBr is injected through the second exhaust pipe, and the argon gas is injected to clean the bulb head and the sub-discharge tube for inducing the initial discharge. In this step, 0.2 mg of InBr is added and argon gas is injected under a vacuum of 35-40 torr . The vacuum injection may be performed by a method commonly used in this field.

The step (d) of removing the second exhaust pipe and coupling the electromagnet to the lower end of the initial discharge induction sub-discharge tube is performed by removing the second exhaust pipe and joining a quartz rod or a glass rod filled in the place do. The bonding of the precursor rods can be performed by gas welding, thermal bonding or the like.

In step (e), the inside of the bulb is vacuumed, and then the InBr is sealed and sealed by inserting the InBr into the bulb head in a prescribed amount. For example, in case of 700W type, InBr is added in an amount of 0.5 mg, and in case of 1 KW, InBr is added in an amount of 0.7 mg.

The InBr can be purchased from, for example, Crescent Chemical Company Co, Chemical Point UG of Germany, Changsha Santech Materials Co., Ltd. of China, and sold.

The bulb assembly filled with InBr generates a light nearest to the sunlight as compared with the conventional technology at a color temperature of 7,500 DEG K in the plasma state (see FIG. 6). Therefore, the InBr-filled bulb assembly can provide an optimal lighting environment that is very comfortable, comfortable and comfortable. Such a luminaire can be widely used for medical, optical measurement and measurement, a field for cultivating plants including grains, for aviation and marine use, and the like.

In addition, the bulb assembly has an extremely long lifetime and the like. More specific features are tabulated in FIG.

Sealing may be performed in a doser system in consideration of the subsequent injection of argon gas. It can also be performed in a temporary manner. For example, it is also possible to seal the opening of the bulb head with a rubber head to proceed the sealing. In addition, the sealing may be performed by a method known in the art.

The step (f) injecting and sealing the argon gas into the bulb is a process of injecting argon gas into the bulb head at 30 to 50 torr. For example, argon gas is injected at a pressure of 35 torr for 700 W type, and argon gas is injected at a pressure of 40 torr for 1 KW.

Sealing can be performed by a doser system. It can also be performed in a temporary manner. For example, it is also possible to seal the opening of the bulb head with a rubber head to proceed the sealing. In addition, the sealing may be performed by a method known in the art.

The step (g) of sealing the bulb head while removing the first exhaust pipe from the bulb may be performed, for example, by heating the first exhaust pipe with a torch for gas welding and sealing the bulb.

After the step (g), a step of pressing the bulb head tipping part generated at the time of removing the first exhaust pipe and adjusting the length of the precursor rod may be further performed.

The step (h) of joining the shaft connecting the bulb to the rotation motor at the lower end of the bulb of the bulb may be performed, for example, by injecting silicon into the shaft and inserting the bulb. At this time, thermosetting silicone which does not cause whitening on the quartz surface at high temperature can be preferably used as silicon. Curing of the silicon can be carried out by hot air at 250 to 300 占 폚.

When the step (h) is completed, as shown in FIGS. 4 and 5, the color temperature, the discharge performance, and the like of the bulb assembly are tested, the bulb assembly is mounted on the motor, .

Further, by performing aging of the bulb assembly, the chemical activation inside the bulb head can be promoted.

The present invention also relates to

A spherical bulb head including InBr as a luminescent material in which an inert gas and a halogen-group metal compound are discharged by a plasma in a quartz bulb; An initial discharge induction sub-discharge tube connected to the inside of the bulb head so as to communicate with the inside thereof; A forward bar coupled to a lower end of the sub discharge tube; And a shaft coupled to a lower end of the precursor rod and connecting the precursor to a rotation motor, the precursor assembly for an indium bromide plasma lighting system manufactured by the manufacturing method of the present invention.

With respect to the bulb assembly, the above-described contents relating to the above manufacturing method can be applied to all of them.

The light bulb assembly filled with InBr generates a light nearest to the natural light as compared with the conventional technology at a color temperature of 7,500 K in the plasma lighting system (see FIG. 6). Therefore, the InBr-filled bulb assembly can provide an optimal lighting environment that is very comfortable, comfortable and comfortable. Such lights can be widely used in medical lighting, photometric and measurement lighting, agricultural and horticultural lighting, cinematography lighting, stadium lighting, large aquarium and aquarium lighting, aviation and marine lighting, and the like.

In addition, the indium bromide plasma lamp assembly has an extremely long lifetime and the like. More specific features are tabulated in FIG.

In addition,

A magnetron disposed inside the casing and generating a microwave; a waveguide coupled to an output portion of the magnetron for guiding the microwave; and a waveguide connected to the outlet of the waveguide, A resonator for resonating a microwave guided by the waveguide, and a spherical bulb installed inside the resonator and having a light emitting material sealed therein,

And a spherical bulb filled with the light emitting material is a bulb assembly for the indium bromide plasma lighting system of the present invention.

As the electrodeless lighting device in the above, anything known in the art can be used without limitation. Therefore, a description thereof will be omitted (see Figs. 9 and 10).

The light generating devices can be widely used in medical lighting, optical metrology and measurement lighting, agricultural and horticultural lighting, cinematography lighting, stadium lighting, large aquarium and aquarium lighting, aviation and marine lighting, and the like.

Hereinafter, the present invention will be described in more detail by way of examples. However, the following examples are intended to further illustrate the present invention, and the scope of the present invention is not limited by the following examples. The following examples can be appropriately modified and changed by those skilled in the art within the scope of the present invention.

EXAMPLES: Testing the properties of a bulb assembly for an indium bromide plasma lighting system

A 700W plasma lighting system (Example 1) manufactured by injecting indium bromide and argon gas by the above-described method and a 700W plasma lighting system using a mixture of sulfur and neon gas by a conventional method A bulb assembly (Comparative Example 1) was prepared.

Each of the 700 W bulb assemblies for a plasma lighting system manufactured as described above was installed in a plasma lighting system, and a color temperature of a plasma light source emitted from each bulb was measured by applying a current. The results are shown in Table 1 below.

Plasma lighting bulb assembly Color temperature Example 1 A bulb assembly for a 700 W plasma lighting system manufactured by injecting a halogen type metal compound (indium bromide argon gas) 7,500˚K Comparative Example 1 A 700 W bulb assembly for a plasma lighting system manufactured by injecting a mixture of sulfur and neon gas 7,000˚K

Claims (5)

(a) using a quartz tube, forming a spherical bulb head having an opening at an opposing point and a first exhaust pipe communicating with the inside of the bulb head in any one of the openings;
(b) a secondary discharge tube for induction of initial discharge comprising a quartz tube is prepared, a second exhaust pipe having an inner diameter smaller than that of the sub discharge tube is coupled to one end of the initial discharge inducing secondary discharge tube, and the other end is connected to the 1) coupling the remaining openings not connected to the exhaust pipe so as to communicate with the inside of the bulb head;
(c) cleaning the bulb head and the initial discharge inducing sub-discharge tube by supplying InBr and argon gas through the second exhaust tube;
(d) removing the second exhaust pipe and coupling the electromagnet to the lower end of the initial discharge inducing sub-discharge tube;
(e) placing the inside of the bulb into a vacuum state, sealing the inside of the bulb after inserting InBr;
(f) injecting and sealing the bulb with argon gas;
(g) sealing the bulb head while removing the first exhaust pipe from the bulb; And
(h) joining a shaft connecting a bulb to a rotating motor at a lower end of the bulb of the bulb. < Desc / Clms Page number 19 > The method according to claim 1,
In the step (a), the spherical bulb head and the first exhaust pipe are formed by first manufacturing a spherical bulb head having an opening formed at a position facing the bulb using a quartz tube, attaching a quartz tube to one of the openings And the inner wall of the head is connected to the inside of the head so as to communicate with the inside of the head. The method according to claim 1,
(G) compressing the bulb head tipping part generated at the time of removing the first exhaust pipe, and adjusting the length of the bulb, after sealing the bulb head while removing the first exhaust pipe Wherein the method comprises the steps of: (a) providing an indium bromide plasma lighting system; A spherical bulb head including InBr as a luminescent material which is emitted by a plasma inside; An initial discharge induction sub-discharge tube connected to the inside of the bulb head so as to communicate with the inside thereof; A forward bar coupled to a lower end of the sub discharge tube; And a shaft coupled to a lower end of the bulb and connecting the bulb to a revolving motor. The lamp assembly of claim 1, wherein the lamp assembly is a bulb assembly for an Indium Bromide Plasma Lighting System. A magnetron disposed inside the casing and generating a microwave; a waveguide coupled to an output portion of the magnetron for guiding the microwave; and a waveguide connected to the outlet of the waveguide, A resonator for resonating a microwave guided by the waveguide, and a spherical bulb installed inside the resonator and having a light emitting material sealed therein,
Wherein the spherical bulb in which the light emitting material is sealed is the bulb assembly for the indium bromide plasma lighting system of claim 4.

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