WO2012167732A1

WO2012167732A1 - Heat dissipation structure for lamp body, corresponding lighting device and manufacturing method therefor

Info

Publication number: WO2012167732A1
Application number: PCT/CN2012/076563
Authority: WO
Inventors: 蔡子丰
Original assignee: 莱姆尼斯照明（亚洲）有限公司
Priority date: 2011-06-07
Filing date: 2012-06-07
Publication date: 2012-12-13
Also published as: CN102818234B; CN102818234A

Abstract

A heat dissipation structure for a lamp body comprising a glass shell (1) and a heat-radiating component (2) arranged within said glass shell (1), said heat-radiating component (2) being in close contact with the glass shell (1), and the area of those parts being in such close contact being maximized. A lighting device having the present heat dissipation structure is also disclosed. Use of the present lamp heat dissipation structure and the corresponding lighting device is economical and achieves the dual purposes of insulation and heat transfer; ensuring that the contact area between the glass shell and the heat-radiating component is maximized to the greatest possible extent ensures that said area serves as the main path for transferring heat load, while the seal of heat-conducting thermal silicone ensures high-efficiency heat transfer. A metal-based circuit board further improves heat-transfer efficiency and effectively averts overheating inside the lamp body. The present structure is energy-saving, safe and environment-friendly, provides extended service life, is structurally simple, fast and convenient to manufacture, and stable and reliable in working performance.

Description

Light-emitting body heat dissipation structure, corresponding illumination device and manufacturing method thereof

The invention relates to the field of illuminating illumination, in particular to the field of illuminating lighting equipment and manufacturing process thereof, and particularly to a illuminating body heat dissipating structure, a corresponding illuminating device and a manufacturing method thereof.

Background technique

With the continuous advancement of human civilization and the continuous development of science and technology, lighting devices have long been widely known. In general, such lighting devices include a housing and a lighting component disposed within the housing.

With the advancement of technology, LEDs have been able to provide enough light energy for lighting purposes. In order to reduce the energy consumption of lighting and reduce carbon dioxide emissions, in order to promote the continuous advancement of the alternative light source market, replacing incandescent and halogen lamps with LED light sources has been It is the trend of the times that consumers need products that can achieve the light output of incandescent or halogen lamps, have lower energy consumption and longer service life, and are cheaper. Although many different LED products are already on the market, most of them are too expensive for the average consumer, and the product performance has not achieved the desired results.

However, LEDs need to work within a certain temperature range in order to have reasonable performance and service life. Due to the compact structure, especially the illuminating device is received in the housing, the following disadvantages exist:

The illuminating equipment itself consumes electric energy, and the efficiency of electro-optical conversion is not 100%. Some of the heat is always generated. Since the inside of the casing is mostly sealed, heat cannot be released in time.

Therefore, the heat dissipation problem of the entire lamp has always been a technical bottleneck. Although the technology of the LED itself has improved and can work at a higher temperature, it is always desirable to further ensure a better light output and service life, so how to reduce it The temperature of the lamp itself, so that it has a good heat dissipation structure has always been a problem that needs to be solved in front of people. Summary of the invention

The object of the present invention is to overcome the shortcomings of the prior art mentioned above, and to provide an efficient heat dissipation, effectively avoiding excessive temperature inside the light-emitting lamp body, energy saving, safety and environmental protection, significantly prolonging service life, practical structure, and convenient manufacturing process. The light-emitting lamp body heat-dissipating structure, the corresponding lighting device and the manufacturing method thereof are fast, stable and reliable in work performance and widely applicable.

In order to achieve the above object, the heat-dissipating structure of the illuminating lamp body of the present invention, the corresponding illuminating device and the manufacturing method thereof are as follows:

- glass housing, and - a heat generating component disposed in the glass housing;

Its main feature is that

The heat-generating component is in close contact with the glass casing, and the area of the closely contacting portion is maximized. The inner wall of the glass casing in the light-emitting body heat dissipation structure has a heat transfer contact portion in close contact with the heat generating member.

The heat transfer contact portion in the heat dissipation structure of the light-emitting body may be an annular boss, and the bottom surface of the annular boss is in close contact with the heat generating member.

The heat transfer contact portion of the light emitting body heat dissipation structure may also be at least two outer concave inner protrusions uniformly distributed on the edge of the glass housing, and the inner surface of each outer concave inner protrusion and the inner surface The heating parts are in close contact.

The glass casing in the light-emitting body heat dissipation structure is in close contact with the heat-generating component through a layer of heat-conductive material. The layer of heat conductive material in the heat dissipation structure of the light body is a thermal grease layer.

The heat generating component in the light emitting body heat dissipating structure is a driving circuit board of the light emitting lamp body, and the driving circuit board is a metal base circuit board.

The metal-based circuit board in the heat-dissipating structure of the light-emitting body may have a single-sided exposed metal surface, and the one-side exposed metal surface is in close contact with the glass casing; or the metal-based circuit board is also It may have a double exposed metal surface, and one of the exposed metal faces is in close contact with the glass casing.

The metal-based circuit board in the heat-dissipating structure of the light-emitting body is an aluminum-based circuit board.

The space between the metal-based circuit board and the glass housing in the heat-dissipating structure of the light-emitting body is filled with a heat-conducting material body, and the heat-conducting material body is in close contact with the metal-based circuit board and the glass housing, respectively. .

The heat conductive material body in the light emitting body heat dissipation structure is a heat conductive silica gel filled in a space provided between the metal base circuit board and the glass case.

The rear portion of the glass casing in the heat dissipation structure of the illuminating lamp body is further provided with a lamp holder, and the thermal conductive silicone and the lamp holder are filled with an epoxy resin potting material.

The material of the socket in the heat dissipation structure of the light body may be an engineering plastic or a ceramic material.

The metal base circuit board in the heat dissipation structure of the light emitting body is further fixed with a metal power supply pin perpendicular to the surface of the metal base circuit board, and the metal power supply guide pin penetrates through the heat conductive material body and The body of thermally conductive material is in intimate contact.

The material of the metal power supply pin in the heat dissipation structure of the light body is brass, and the content of copper is at least 59%. The metal power supply pin surface of the light emitting body heat dissipation structure is further covered with an insulating sleeve, and the metal power supply pin is in close contact with the heat conductive material body through the insulating sleeve, and the insulating sleeve is Thermally conductive material. The insulating sleeve in the heat dissipation structure of the light body may be a liquid crystal polymer LCP, polyphenylene sulfide PPS, nylon PA66 or nylon PA46.

The light-emitting element included in the light-emitting lamp body in the light-emitting body of the light-emitting body is a light-emitting diode LED.

The light emitting diode LED in the heat dissipation structure of the light emitting body may be a patch light emitting LED component, the patch light emitting LED component is attached to the driving circuit board; or the light emitting diode LED may also be an integrated LED module. The integrated LED module is fixedly disposed on the driving circuit board.

On the other hand, a space between the heat-generating component and the glass casing in the heat-dissipating structure of the light-emitting lamp body is filled with a heat-conducting material body, and the heat-conducting material body is in close contact with the heat-generating component and the glass casing, respectively. .

The heat conductive material body in the heat radiating structure of the light emitting body is a heat conductive silica gel filled in a space provided between the heat generating component and the glass casing.

The illuminating device having the above-mentioned heat dissipating structure is characterized in that: the front end of the glass casing is provided with a condensing and refracting lens, and the position of the condensing and refracting lens and the illuminating light in the illuminating lamp body The components correspond.

The condensing and refracting lens in the illuminating device is fixedly bonded to the front end of the glass casing by a photo-curable resin adhesive layer. The method of manufacturing the above lighting device, characterized in that the method comprises the following steps:

(1) arranging the heat generating component in the glass casing in an assembly jig;

(2) bringing the glass casing into close contact with the heat generating component;

(3) A condensing and refracting lens is attached to the front end of the glass casing, and the position of the condensing and refracting lens corresponds to the illuminating element included in the illuminating lamp body.

The method of manufacturing the illuminating device is such that the glass casing is in close contact with the heat generating component, and the method comprises the following steps: (21) injecting the heat conductive material into the space between the heat generating component and the glass casing through the opening at the rear end of the glass casing (22) forming a layer of thermally conductive material between the glass casing and the contact surface of the heat generating component;

(23) waiting for the heat conductive material in the space between the heat generating component and the glass casing to solidify to form a heat conductive material body, and the heat conductive material body is in close contact with the glass shell and the heat generating component, respectively.

The step (23) in the method of manufacturing the lighting device further includes the following steps:

(24) Plug the opening at the rear end of the glass casing tightly.

The sealing of the opening at the rear end of the glass casing in the method of manufacturing the lighting device comprises the steps of: (241) inserting a plug into the heat conductive material injected into the space between the heat generating component and the glass casing, and plugging the opening of the rear end of the glass casing;

(242) waiting for the plug to be fixed in the heat conductive material body formed by solidification of the heat conductive material, thereby sealing the rear end of the glass casing.

In the method of manufacturing a lighting device, installing the heat generating component in the glass casing in an assembly jig includes the following steps:

(11) locating the driving circuit board in the assembly jig, and causing the metal power supply pin to face outward;

(12) The glass casing is sleeved outside the driving circuit board, and the metal power guiding pin penetrates the glass casing and is in close electrical contact with the conductive contact end provided at the rear end of the glass casing.

The step (21) in the method of manufacturing the lighting device further comprises the following steps:

(211) causing the metal power guide pin to penetrate through the heat conductive material and in close contact with the heat conductive material. In the method of manufacturing a lighting device, the condensing refractive lens is mounted on the front end of the glass casing, and the method includes the following steps:

(41) inverting the assembly jig such that the front end of the glass casing faces upward;

(42) coating a photocurable resin layer on a contact surface of the condensing refractive lens and the front end of the glass casing;

(43) placing a condensing and refracting lens at a corresponding position on the front end of the glass casing;

(44) The position where the condensing refractive lens is bonded to the glass casing is irradiated with ultraviolet rays until the photo-curable resin layer is completely cured.

The light-emitting body heat-dissipating structure of the invention, the corresponding illuminating device and the manufacturing method thereof are used, and since the glass is used as the main material of the casing of the illuminating lamp body, it is not only cheap and economical, but also capable of both insulation and heat transfer. At the same time, the heat dissipation structure can ensure that the glass shell and the heat-generating component have the largest possible contact area, thereby becoming the main heat load transmission path, and the thermal conductive silicone potting can ensure efficient heat transfer, and the heat transfer effect is simpler than that of the simple air. Not only that, the drive circuit board uses a metal-based circuit board, which further improves the efficiency of heat transfer, thereby achieving efficient heat dissipation, effectively avoiding excessive temperature inside the light-emitting lamp body, saving energy, safety and environmental protection, due to the lamp The body can maintain a relatively low temperature under long working conditions, thus significantly prolonging the service life, and the structure is simple and practical, the manufacturing process is convenient and quick, the work performance is stable and reliable, and the scope of application is wide, and it is carried out for people's work and life. It has come a lot of convenience. DRAWINGS

Figure la is an internal perspective view of the heat dissipation structure of the light-emitting lamp body of the present invention. Figure 1b is a longitudinal cross-sectional view of the light-emitting body heat dissipation structure of the present invention from another direction.

2a and 2b are schematic views showing two specific forms of a glass casing of the heat dissipation structure of the light-emitting lamp body of the present invention.

3a and 3b are schematic views showing the structure of a driving circuit board in the heat dissipation structure of the light-emitting lamp body of the present invention.

4 is a schematic view showing the overall structure of a lighting device of the present invention.

5a to 5h are schematic views showing respective steps of an assembly process of a method of manufacturing a lighting device of the present invention. detailed description

In order to more clearly understand the technical content of the present invention, the following embodiments are specifically described.

Referring to Figures la and lb, the illuminating body heat dissipation structure includes:

(1) glass housing 1;

(2) a heat generating component 2 disposed in the glass casing 1;

Among them, the heat generating component 2 and the glass casing 1 are in close contact with each other, and the area of the portions in close contact with each other is maximized.

The inner wall of the glass casing 1 has a heat transfer contact portion 11 , and the heat transfer contact portion 11 is in close contact with the heat generating component 2; the heat transfer contact portion 11 can be at least two forms:

(a) Referring to Fig. 2a, which is an annular boss, the bottom surface of the annular boss is in close contact with the heat generating component 2; the structure is easy to manufacture and more durable;

(b) Please refer to FIG. 2b, which is at least two concave inner protrusions 12 uniformly distributed on the edge of the glass casing 1, and the inner surface of each of the concave inner protrusions 12 is The heat generating component 2 is in close contact with each other. This structure not only increases the contact area with the heat generating component 2, but also increases the area in which the glass casing 1 is in contact with the outside air, improves the heat dissipation effect, and also saves raw materials.

In a specific embodiment of the present invention, the glass casing 1 in the heat dissipation structure of the illuminating lamp body can be in close contact with the heat generating component 2 through the heat conductive material layer 3, which can further improve the heat transfer effect, and the contact surface The poorly thermally conductive air between the gaps is completely eliminated; the thermally conductive material layer 3 may be a thermally conductive silicone layer 3, or other materials that can provide a desired close contact effect and have good thermal conductivity.

At the same time, as shown in FIG. 3a and FIG. 3b, in order to obtain a better heat dissipation effect, in the embodiment of the present invention, the heat generating component 2 in the heat dissipation structure of the light emitting lamp body is the driving circuit board 2 of the light emitting lamp body, The drive circuit board 2 is a metal base circuit board 2.

The metal-based circuit board 2 in the heat-dissipating structure of the light-emitting lamp body may have a single-sided exposed metal surface 21, and the one-side dew The metal surface 21 is in close contact with the heat transfer contact portion 11 on the inner wall of the glass casing 1; or the metal base circuit board 2 may have a metal surface on both sides, and one side of the metal surface is exposed. The metal surface 21 is in close contact with the heat transfer contact portion 11 on the inner wall of the glass casing 1; in order to obtain a good heat conduction effect and light weight, the metal base circuit board 2 may be an aluminum base circuit board 2 Of course, other suitable metal materials can also be used.

In addition, as the heat-dissipating contact area is increased as much as possible, the space between the metal-based circuit board 2 and the glass housing 1 in the heat-dissipating structure of the light-emitting body is further filled with a heat-conducting material body 4, and the heat-conductive material body 4 The metal-based circuit board 2 and the glass housing 1 are in close contact with each other. In the embodiment of the present invention, the heat conductive material body 4 in the heat dissipation structure of the light-emitting body can be filled and disposed on the metal-based circuit board 2 The thermally conductive silicone 4 in the space between the glass housing 1 and the glass housing 1.

At the same time, the rear portion of the glass casing 1 in the heat-dissipating structure of the light-emitting body is further provided with a lamp holder 5, and the heat-conductive silicone rubber 4 and the lamp holder 5 are filled with an epoxy resin potting material 51.

The lamp holder 5 in the heat dissipation structure of the illuminating lamp body may be integrated with the glass case 1 or may be a part detachable from the glass case 1. The material of the lamp holder 5 may be engineering plastic or ceramic material. It can be other suitable materials.

A metal power supply lead pin 6 perpendicular to the surface of the metal base circuit board 2 is fixedly disposed on the metal base circuit board 2 in the heat dissipation structure of the light emitting lamp body, and the metal power supply guide pin 6 penetrates through the heat conductive material body. 4 and in close contact with the body 4 of thermal conductive material; in a specific embodiment of the invention, the material of the metal power supply pin 6 is brass, wherein the content of copper is at least 59%.

At the same time, the surface of the metal power supply pin 6 is further covered with an insulating sleeve 61, and the metal power supply pin 6 is in close contact with the heat conductive material body 4 through the insulating sleeve 61, the insulation The material of the sleeve is a heat conductive material; the insulating sleeve may be a liquid crystal polymer LCP, polyphenylene sulfide PPS, nylon PA66 or nylon PA46, wherein:

• Liquid Crystal Polymer (LCP) – is a new type of polymer material that generally exhibits liquid crystallinity in the molten state.

These materials have excellent heat resistance and molding processability;

• Polyphenylene sulfide (PPS) – has the advantages of being hard and brittle, high crystallinity, flame retardant, good thermal stability, high mechanical strength, and excellent electrical properties;

• Nylon-66 (PA66) - Also known as polyamide-66, polyhexamethylene adipamide, its outstanding features are tough, wear-resistant, oil-resistant, water-resistant, anti-enzytic, but absorbent, suitable for production General mechanical parts, wear-reducing parts, transmission parts, and chemical, electrical, instrumentation and other parts;

• Nylon-46 (PA46) - also known as polyamide-46, which is polyadipyldiamine, its outstanding feature is High crystallinity, high temperature resistance, high rigidity, high strength. Mainly used in automotive engines and peripheral components, such as cylinder heads, cylinder bases, oil seals, and transmissions. Used in the electrical industry as a contactor, socket, wire bobbin, switch, etc., which require high heat resistance and fatigue strength.

In addition, in order to increase the light conversion efficiency as much as possible and reduce the heat generation of the light-emitting lamp body, the light-emitting elements in the light-emitting lamp body in the light-emitting body of the light-emitting body may be light-emitting diodes LED 7 or other high-efficiency light. a light-emitting element of a conversion efficiency; in a specific embodiment of the present invention, the light-emitting diode LED 7 in the heat-dissipating structure of the light-emitting body may be a patch-emitting LED element 7, and the patch-emitting LED element 7 is attached to the On the driving circuit board 2; or the LEDs 7 can also be an integrated LED module, the integrated LED module is fixedly disposed on the driving circuit board, so that a better heat dissipation effect can be obtained.

As another embodiment of the present invention, the heat-generating component in the heat-dissipating structure of the light-emitting lamp body is in a space between the heat-generating component and the glass casing 1 without using a metal-based circuit board and other forms. It is still possible to fill the body 4 with a heat-conducting material 4 which is in close contact with the heat-generating component and the glass casing 1, respectively.

The heat conductive material body 4 in the heat dissipation structure of the light emitting body is filled with the heat conductive silicone 4 disposed in the space between the heat generating component and the glass housing 1; the rear portion of the glass housing 1 is further provided with the lamp holder 5 The thermal conductive silicone 4 and the lamp holder 5 are filled with an epoxy resin potting material 51; the material of the lamp holder 5 may be an engineering plastic or a ceramic material.

Referring to FIG. 4, as an example of a specific application of the present invention, the illumination device having the above-mentioned heat dissipation structure, wherein the front end of the glass casing 1 is provided with a condensing and refracting lens 8, and the concentrating light The position of the refractive lens 8 corresponds to the light-emitting element included in the light-emitting lamp body; the light-condensing refractive lens 8 is fixedly bonded to the front end of the glass casing 1 by a photo-curable resin adhesive layer.

Referring again to Figures 5a through 5h, the method of manufacturing the above lighting device includes the following steps:

(1) Locating the heat generating component 2 in the glass housing 1 in the assembly jig 9, comprising the steps of: (a) locating the driving circuit board 2 in an assembly jig, and (b) arranging the glass housing 1 outside the driving circuit board 2, and causing the metal power supply pin 6 to penetrate the glass housing 1 and The conductive contact end provided at the rear end of the glass casing 1 is in close electrical contact;

(2) bringing the glass casing 1 into close contact with the heat generating component 2, comprising the steps of:

(a) injecting a heat conductive material into the space between the heat generating component 2 and the glass casing 1 through the opening 13 at the rear end of the glass casing 1;

(al) causing said metal power supply lead 6 to penetrate through said thermally conductive material and in intimate contact with said thermally conductive material; (b) forming a layer of thermally conductive material 3 between the glass housing 1 and the contact surface of the heat generating component 2;

(c) waiting for the heat conductive material in the space between the heat generating component 2 and the glass casing 1 to solidify to form the heat conductive material body 4, and causing the heat conductive material body 4 to be respectively associated with the glass casing 1 and the heat generating component 2 All are in close contact; it also includes the following steps:

(d) Plugging the opening 13 at the rear end of the glass casing 1 tightly, including the following steps:

(i) inserting the plug 14 into the heat conductive material injected into the space between the heat generating component 2 and the glass casing 1, and plugging the opening 13 at the rear end of the glass casing 1;

(ii) waiting for the plug 14 to be consolidated in the heat conductive material body 4 formed by solidification of the heat conductive material, thereby sealing the rear end of the glass casing 1;

(3) mounting the condensing and refracting lens 8 at the front end of the glass casing 1 so that the position of the condensing and refracting lens 8 corresponds to the illuminating element included in the illuminating lamp body, including the following Steps:

(a) inverting the assembly jig 9 so that the front end of the glass casing 1 faces upward;

(b) applying a photo-curable resin layer on the contact surface of the condensing refractive lens 8 and the front end of the glass casing 1;

(c) placing the condensing and refracting lens 8 at a corresponding position on the front end of the glass casing 1;

(d) The bonding position of the condensing refractive lens 8 and the glass casing 1 is irradiated with ultraviolet rays until the photo-curable resin layer is completely cured.

In practical applications, the present invention mainly uses very inexpensive glass as the main constituent material of the lamp, and at the same time functions as an insulating and heat conductor material, and at the same time maximizes the contact area of the glass and the metal-based circuit board as the main heat load transfer. In addition, thermal silica gel potting is used as an auxiliary route to ensure complete heat transfer.

In the present invention, the metal-based circuit board has the LED light-emitting element circuit and the driving circuit disposed on one side, so that the metal-based circuit board can dissipate the heat generated by the LED light-emitting element circuit and the driving circuit, thereby obtaining the maximum The contact area is in contact with the surface of the glass envelope.

At the same time, the thermal grease is placed on the bonding surface of the glass casing and the metal-based circuit board to ensure the continuity of heat conduction throughout the contact surface; the metal power supply pin has two functions, one function is to connect the power from the lamp holder, and One effect is to further conduct heat from the metal-based board directly to the thermally conductive silicone or epoxy potting and then to the glass housing and air.

The illumination device using the heat dissipation structure of the light-emitting body of the present invention can realize an effective heat management function, so that a glass lamp, such as a GUI 0 LED spotlight, consumes 2 to 4 iL of energy, but the output light energy is equivalent to 50 watts. The GU10 halogen lamp saves 90% of its energy consumption. The above-mentioned light-emitting body heat-dissipating structure, the corresponding lighting device and the manufacturing method thereof are used, and since the glass is used as the main material of the casing of the light-emitting lamp body, it is not only cheap and economical, but also has the dual functions of insulation and heat transfer. At the same time, the heat dissipation structure can ensure that the glass casing 1 and the heat generating component 2 have the largest possible contact area, thereby becoming the main heat load transmission path, and the thermal conductive silicone potting can ensure efficient heat transfer and heat transfer than pure air. The effect is significantly improved; not only that, the driving circuit board 2 uses the metal-based circuit board 2, further improving the efficiency of heat transfer, thereby achieving efficient heat dissipation, effectively avoiding excessive temperature inside the light-emitting lamp body, saving energy, safety and environmental protection. Because the lamp body can maintain a relatively low temperature under long working conditions, the service life is significantly prolonged, and the structure is simple and practical, the manufacturing process is convenient and quick, the work performance is stable and reliable, and the scope of application is wide, for people's work and Life has brought great convenience.

In this specification, the invention has been described with reference to specific embodiments thereof. However, it will be apparent that various modifications and changes can be made without departing from the spirit and scope of the invention. Accordingly, the specification and figures are to be regarded as illustrative and not limiting.

Claims

Rights request

1. A heat dissipation structure for a light body, comprising:

- glass housing, and

- a heat generating component disposed in the glass housing;

It is characterized in that

The heat-generating component is in close contact with the glass casing, and the area of the closely contacting portion is maximized.

2. The illuminating lamp body heat dissipating structure according to claim 1, wherein the inner wall of the glass casing has a heat transfer contact portion, and the heat transfer contact portion is in close contact with the heat generating component.

3. The light-emitting body heat dissipation structure according to claim 2, wherein the heat transfer contact portion is an annular boss, and a bottom surface of the annular boss is in close contact with the heat generating component.

The illuminating lamp body heat dissipating structure according to claim 2, wherein the heat transfer contact portion is at least two outer concave inner protrusions uniformly distributed on the edge of the glass casing, and each The inner surface of the concave inner convex body is in close contact with the heat generating component.

The illuminating lamp body heat dissipating structure according to any one of claims 1 to 4, wherein the glass casing is in close contact with the heat generating component through a layer of a heat conductive material.

6. The light-emitting body heat dissipation structure according to claim 5, wherein the heat conductive material layer is a heat conductive silicone layer.

The heat-dissipating structure for a light-emitting lamp body according to any one of claims 1 to 4, wherein the heat-generating component is a driving circuit board of the light-emitting lamp body, and the driving circuit board is a metal-based circuit board. .

The illuminating lamp body heat dissipation structure according to claim 7, wherein the metal base circuit board has a single-sided exposed metal surface, and the one-side exposed metal surface and the glass housing In close contact; or the metal-based circuit board has a metal surface on both sides, and one of the exposed metal faces is in close contact with the glass casing.

9. The light-emitting body heat dissipation structure according to claim 7, wherein the metal-based circuit board is an aluminum-based circuit board.

The heat dissipation structure of the illuminating lamp body according to claim 7, wherein the space between the metal base circuit board and the glass housing is filled with a heat conductive material body, and the heat conductive material body is respectively The metal-based circuit board and the glass housing are in close contact.

The light-emitting body heat dissipation structure according to claim 10, wherein the heat conductive material body is a heat conductive silica gel filled in a space provided between the metal base circuit board and the glass casing.

The illuminating lamp body heat dissipation structure according to claim 11, wherein the rear portion of the glass casing is further provided with a lamp holder, and the thermal conductive silicone and the lamp holder are filled with epoxy resin. Potting.

13. The heat dissipation structure for a light-emitting body according to claim 12, wherein the material of the socket is an engineering plastic or a ceramic material.

The illuminating lamp body heat dissipation structure according to claim 10, wherein the metal base circuit board is further fixed with a metal power supply pin perpendicular to the surface of the metal base circuit board, and the metal power source is A guide pin extends through the body of thermally conductive material and is in intimate contact with the body of thermally conductive material.

The illuminating lamp body heat dissipating structure according to claim 14, wherein the metal power guiding pin material is brass, wherein the content of copper is at least 59%.

The illuminating lamp body heat dissipating structure according to claim 14, wherein the metal power guiding pin surface is further covered with an insulating sleeve, and the metal power guiding pin passes through the insulating sleeve and the The heat conductive material body is in close contact, and the insulating sleeve is a heat conductive material.

The illuminating lamp body heat dissipating structure according to claim 16, wherein the insulating sleeve is a liquid crystal polymer LCP, polyphenylene sulfide PPS, nylon PA66 or nylon PA46.

The light-emitting body heat dissipation structure according to claim 7, wherein the light-emitting element included in the light-emitting lamp body is a light-emitting diode LED.

The illuminating lamp body heat dissipating structure according to claim 18, wherein the illuminating diode LED is a patch illuminating LED component, and the splicing LED component is attached to the driving circuit board. Or the LED is an integrated LED module, and the integrated LED module is fixedly disposed on the driving circuit board.

The illuminating lamp body heat dissipating structure according to any one of claims 1 to 4, wherein a space between the heat generating component and the glass casing is filled with a heat conductive material body, and the heat conduction The material bodies are in intimate contact with the heat generating component and the glass casing, respectively.

The light-emitting body heat dissipation structure according to claim 20, wherein the heat conductive material body is a heat conductive silica gel filled in a space provided between the heat generating component and the glass casing.

The illuminating lamp body heat dissipation structure according to claim 21, wherein the rear portion of the glass casing is further provided with a lamp holder, and the thermal conductive silicone and the lamp holder are filled with epoxy resin. Potting.

The illuminating lamp body heat dissipation structure according to claim 22, wherein the lamp holder is made of engineering plastic or ceramic material.

24. A lighting device having the heat dissipation structure of claim 1 wherein: said glass housing front The end is provided with a condensing refractive lens, and the position of the condensing and refracting lens corresponds to the illuminating element included in the illuminating lamp body.

The illuminating device according to claim 24, wherein the condensing and refracting lens is fixedly bonded to the front end of the glass casing by a photo-curable resin adhesive layer.

26. A method of manufacturing the illumination device of claim 24, wherein the method comprises the steps of:

(3) A condensing and refracting lens is attached to the front end of the glass casing, and the position of the condensing and refracting lens is made to correspond to the illuminating element included in the illuminating lamp body.

27. The method of manufacturing a lighting device according to claim 26, wherein said bringing said glass casing into close contact with said heat generating component comprises the steps of:

(21) injecting a heat conductive material into a space between the heat generating component and the glass casing through an opening at a rear end of the glass casing; (22) forming a heat conduction between the glass casing and a contact surface of the heat generating component Material layer

The method of manufacturing a lighting device according to claim 27, wherein the step (23) further comprises the following steps:

(24) Plug the opening at the rear end of the glass casing tightly.

29. The method of manufacturing a lighting device according to claim 28, wherein said sealing the opening of the rear end of the glass casing comprises the following steps:

(241) inserting a plug into the heat conductive material injected into the space between the heat generating component and the glass casing, and plugging the opening at the rear end of the glass casing;

The method of manufacturing a lighting device according to claim 27, wherein the heat generating component is a driving circuit board of the light emitting lamp body, the driving circuit board is a metal base circuit board, and the metal base A metal power supply pin perpendicular to the surface of the metal base circuit board is further fixed on the circuit board, and the heat generating component is disposed in the glass casing in the assembly jig, and the following steps are included: (11) locating the driving circuit board in the assembly jig, and causing the metal power supply pin to face outward;

The method of manufacturing a lighting device according to claim 30, wherein the step (21) further comprises the following steps:

(211) causing the metal power guide pin to penetrate through the heat conductive material and in close contact with the heat conductive material.

The method of manufacturing a lighting device according to any one of claims 26 to 31, wherein the condensing and refracting lens is mounted on the front end of the glass casing, comprising the steps of: