CN103542269B - Heat insulation lamp - Google Patents
Heat insulation lamp Download PDFInfo
- Publication number
- CN103542269B CN103542269B CN201210234138.9A CN201210234138A CN103542269B CN 103542269 B CN103542269 B CN 103542269B CN 201210234138 A CN201210234138 A CN 201210234138A CN 103542269 B CN103542269 B CN 103542269B
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- Prior art keywords
- heat
- light source
- installing hole
- heat insulation
- lamp
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses a heat insulation lamp which is used for vertically downward lighting. The heat insulation lamp comprises a lamp holder and a reflecting cover which is fixedly connected with the lamp holder, wherein a light source is arranged inside the reflecting cover, an electric assembly is arranged inside the lamp holder, the light source is electrically connected with the electric assembly, at least one heat insulation sheet is arranged at the position where the lamp holder is connected with the reflecting cover, a heat insulation cavity is defined by the two heat insulation sheets, and the light source penetrates through the heat insulation sheets, the reflecting cover and the lamp holder to be electrically connected with the electric assembly. Due to the fact that the heat insulation sheets have the heat insulation function, heat of hot air can be prevented from being transmitted into an cavity of the lamp holder by the heat insulation sheets, the heat of the hot air can further be prevented from being transmitted into the cavity of the lamp holder by the heat insulation cavity between the two heat insulation sheets, the heat is prevented from entering the lamp holder to scorch the position where the light source is connected with the electric assembly, the temperature of solder paste on the position where the light source is connected with the electric assembly can be kept below the permissible temperature, the problems, such as poor contact and lamp base sparks, due to solder paste softening caused by over-high temperature of the position where the light source is connected with the electric assembly are solved, and the service life of the light source is prolonged.
Description
Technical field
The invention belongs to field of light fittings, more particularly to a kind of heat insulation lamp.
Background technology
In lighting, light source is a core part, and the life-span of light source has been largely fixed the use of light fixture
Life-span.In the factor for affecting light source life, temperature is an important factor, the life-span of temperature higher light source during light source works
It is corresponding shorter.Simultaneously the too high tin cream that can make package lead at lamp holder of light-source temperature soften cause loose contact and cause light fixture without
Method works.Especially in powerful venue lighting, light fixture is typically mounted above venue, the vertical down light projector of light fixture,
Lamp body chamber air is heated when light fixture works, and causes the temperature of lamp holder and lamp socket junction to be easy to rise because hot-air rises
It is high and exceed the permissive temperature value of tin cream, cause tin cream to soften the problems such as causing loose contact, lamp holder to strike sparks.Existing lamp holder drop
Temperature and radiating mode mainly adopt radiation+convection type, and light source is transferred heat on lamp outer casing by radiation, then is passed through
Shell takes away heat with the convection current in the external world.This kind of design disclosure satisfy that general light fixture cooling demand, but uncomfortable
The light fixture cooling design that conjunction is illuminated straight down.
The content of the invention
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, there is provided one kind can effectively reduce lamp holder and lamp socket connects
Connect the heat insulation lamp of the temperature at place.
The present invention is achieved in that a kind of heat insulation lamp, for illuminating straight down, including lamp socket and with the lamp
The reflection shield that is fixedly connected of seat, is provided with light source in the reflection shield, be provided with electric component in the lamp socket, the light source with it is described
Electric component is electrically connected, and the lamp socket is provided with an at least heat shield with the junction of reflection shield, is formed between two heat shield
One heat-insulation chamber, the light source is electrically connected through the heat shield, reflection shield and lamp socket and with the electric component.
Further, it is provided with radiating subassembly in the heat-insulation chamber.
Specifically, the radiating subassembly includes heat-dissipating cylinder and radiating seat, in the outer wall of the heat-dissipating cylinder and the lamp socket
Wall is brought into close contact, and the radiating seat offers one axially arranged and can be by described in the heat-dissipating cylinder on the radiating seat
The fixing hole that light source is passed through.
Specifically, the periphery of the radiating seat is provided with some radiating fins, the inwall of the heat-dissipating cylinder be provided with it is some can be by
The mounting groove that the radiating fin is penetrated.
Specifically, one first installing hole is offered at the top of the reflection shield, offer on the heat shield one with it is described
The second coaxial installing hole of first installing hole, the bottom of the lamp socket offers one the 3rd installing hole, and the heat shield is fixedly arranged on
The inside top of the reflection shield, is fixedly connected between two heat shield by screw, and the light source is through the described first peace
Dress hole, the second installing hole and the 3rd installing hole are simultaneously electrically connected with the electric component.
Specifically, the light source is less than or equal to first installing hole with the diameter at the first installing hole cooperation
Diameter at diameter, the light source and the second installing hole cooperation is equal to the diameter of second installing hole, the light source with
Diameter of the diameter at the 3rd installing hole cooperation less than or equal to the 3rd installing hole.
Specifically, the heat shield is made up of inorganic heat-insulating material or organic thermal insulation materials.
Specifically, be provided with a mounting interface electrically connected with the electric component in the lamp socket, the mounting interface with
The light source connection.
Specifically, the mounting interface is hickey, and one end that the light source is connected with the mounting interface is screw thread
Connection end, the hickey coordinates with the threaded ends.
Specifically, the mounting interface and the heat shield interval setting.
The heat insulation lamp that the present invention is provided, because heat shield has heat-blocking action, therefore heat shield can prevent hot-air
Heat transfer to lamp socket cavity in, while the heat-insulation chamber between two heat shields can further prevent the heat transfer of hot-air
To the cavity of lamp socket, it is to avoid heat scorches the junction of light source and electric component in lamp socket, it is ensured that light source and electricity
The temperature of the tin cream of pneumatic module junction ensure that normal electricity between light source and electric component under permissive temperature
Connection, solve because the temperature of light source and electric component junction is too high cause tin cream to soften cause loose contact, lamp holder to beat
Fiery the problems such as, extend the service life of light source.
Description of the drawings
In order to be illustrated more clearly that technical scheme, letter will be made to the accompanying drawing to be used needed for embodiment below
Singly introduce, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for the common skill in this area
For art personnel, on the premise of not paying creative work, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is the schematic diagram of the heat insulation lamp that the embodiment of the present invention one is provided；
Fig. 2 is the half-section diagram of Fig. 1；
Fig. 3 is enlarged diagram at A in Fig. 2；
Fig. 4 is the decomposing schematic representation of Fig. 1;
Fig. 5 is the half-section diagram of the heat insulation lamp that the embodiment of the present invention two is provided；
Fig. 6 is enlarged diagram at B in Fig. 5；
Fig. 7 is the decomposing schematic representation of the radiating subassembly that the embodiment of the present invention two is provided and heat shield;
Fig. 8 is the installation diagram of the radiating subassembly that the embodiment of the present invention two is provided and heat shield.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described.
Embodiment one
As shown in Fig. 1 ~ Fig. 4, a kind of heat insulation lamp that the embodiment of the present invention one is provided, for illuminating straight down, including
It is provided with lamp socket 1 and the reflection shield 2 being fixedly connected with lamp socket 1, reflection shield 2 in light source 3, lamp socket 1 and is provided with electric component 4, light
Source 3 electrically connects with electric component 4, and lamp socket 1 is provided with an at least heat shield 5, shape between two heat shields 5 with the junction of reflection shield 2
Into a heat-insulation chamber 6, it is fixedly connected by screw 7 between two heat shields 5, light source 3 passes through heat shield 5, reflection shield 2 and lamp socket 1 simultaneously
Electrically connect with electric component 4.
The present invention heat insulation lamp work when, light fixture is installed straight down first, will reflection shield 2 and light source 3 it is vertical
It is down-set；Then start light fixture, illuminate light source 3, light source 3 can send many heats, the air in reflection shield 2 in illumination
Hot-air is heated to form, the hot-air in reflection shield 2 to the direction of lamp socket 1 rises（As denoted by the arrows in fig. 2）, work as hot-air
When rising to the junction of lamp socket 1 and reflection shield 2, hot-air is stopped and cannot be introduced in the cavity of lamp socket 1 by heat shield 5, by
There is heat-blocking action in heat shield 5, therefore heat shield 5 can be prevented in the cavity of heat transfer to lamp socket 1 of hot-air, while
Heat-insulation chamber 6 between two heat shields 5 can be prevented further in the cavity of heat transfer to lamp socket 1 of hot-air, it is to avoid heat
The junction of light source 3 and electric component 4 is scorched in lamp socket 1, it is ensured that light source 3 and the tin cream of the junction of electric component 4
Temperature be ensure that and normally be electrically connected between light source 3 and electric component 4 under the permissive temperature, solved because of light source 3
It is too high with the temperature of the junction of electric component 4 to cause tin cream to soften and the problems such as cause loose contact, lamp holder to strike sparks, extend light
The service life in source 3.
As shown in 2 and Fig. 4, in the present embodiment, heat shield 5 is provided with three, and formation two is heat-insulated between three heat shields 5
Chamber 6.Certainly, the setting quantity of heat shield 5 can specifically set according to actual conditions.
As shown in 2 and Fig. 3, in the present embodiment, blind-mate between heat shield 5 and light source 3, to prevent light source 3 from illuminating
When gap between heat shield 5 and light source 3 of the heat that produces enter in lamp socket 1, further ensure light source 3 and electric component
The temperature of the tin cream of 4 junctions be ensure that and be normally electrically connected between light source 3 and electric component 4 under the permissive temperature
Connect；Simultaneously as blind-mate between heat shield 5 and light source 3, therefore heat shield 5 can also play support and fixed light source 3
Effect, when light fixture is impacted by external vibration, heat shield 5 can reduce the vibratory impulse suffered by light source 3.
As shown in Figure 2,3, 4, in the present embodiment, light source 3 through heat shield 5, reflection shield 2 and lamp socket 1 and with electric component 4
The concrete mode of electrical connection is：The top of reflection shield 2 offers one first installing hole 21, and one and first is offered on heat shield 5
The second coaxial installing hole 51 of installing hole 21, the bottom of lamp socket 1 offers one the 3rd installing hole 11, wherein, light source 3 and first is pacified
Diameter at the dress cooperation of hole 21 less than or equal to the first installing hole 21 diameter, it is straight at light source 3 and the cooperation of the second installing hole 51
Footpath is equal to the diameter of the second installing hole so that blind-mate between light source 3 and heat shield 5, light source 3 is matched somebody with somebody with the 3rd installing hole 11
Diameter of the diameter at conjunction less than or equal to the 3rd installing hole 11.During installation, heat shield 5 is fixedly arranged on first the top of reflection shield 2
Portion inner side, then make light source 3 through the first installing hole 21, the second installing hole 51 and the 3rd installing hole 11 and with lamp socket 1 in electricity
Pneumatic module 4 is electrically connected, that is, realize light source 3 and pass through heat shield 5, reflection shield 2 and lamp socket 1 and the mesh electrically connected with electric appliance component 4
's.
Specifically, heat shield 5 is made up of inorganic heat-insulating material or organic thermal insulation materials, wherein, inorganic heat-insulating material can be with
It is the materials such as mineral wool or glass fibre, organic thermal insulation materials can be the materials such as foamed plastics, Teflon or rigid foam rubber
Material.
As shown in Fig. 2 in the present embodiment, the mode electrically connected between light source 3 and electric component 4 is specially：Set in lamp socket 1
There is a mounting interface 12 electrically connected with electric component 4（As shown in Figure 2）, mounting interface 12 is hickey, light source 3 and installation
One end of the connection of interface 12 is threaded ends, and hickey coordinates with threaded ends, so as to realize light source 3 and mounting interface
12 threaded connection, and mounting interface 12 is electrically connected with electric component 4, it is achieved that between light source 3 and electric component 4
Electrical connection.
Embodiment two
As shown in Fig. 5 ~ Fig. 8, a kind of heat insulation lamp that the embodiment of the present invention two is provided, its heat insulation lamp in embodiment one
On the basis of, be provided with radiating subassembly 8 in the heat-insulation chamber 6 formed also between two heat shields 5, radiating subassembly 8 can will transmit through every
Backing 5 enters into the heat of heat-insulation chamber 6 and is dispersed in time outside lamp socket 1 along the radial direction of radiating subassembly 8, prevents heat along radiating group
In the cavity axially into lamp socket 1 of part 8, further ensure light source 3 and be in the temperature of the tin cream of the junction of electric component 4
Under permissive temperature, and then ensure that and normally electrically connected between light source 3 and electric component 4, extend the use longevity of light source 3
Life.
In the present embodiment, radiating subassembly 8 is equipped with two heat-insulation chambers 6 of three formation of heat shield 5, naturally it is also possible to only
Radiating subassembly 8 is set wherein in a heat-insulation chamber 6.
Specifically, radiating subassembly 8 includes heat-dissipating cylinder 81 and radiating seat 82, and the outer wall of heat-dissipating cylinder 81 is tight with the inwall of lamp socket 1
Closely connected conjunction, radiating seat 82 offers the axially arranged and fixation that can be passed through by light source 3 in the heat-dissipating cylinder 81 on radiating seat 82
Hole 821, the periphery of radiating seat 82 is provided with some radiating fins 822, the inwall of heat-dissipating cylinder 81 be provided with it is some can be by radiating fin 822
The mounting groove 811 for penetrating.After radiating fin 822 on radiating seat 82 is fitted in the mounting groove 811 of the inwall of heat-dissipating cylinder 81, then
Heat shield 5 is set on heat-dissipating cylinder 81, and heat shield 5 is fixed on heat-dissipating cylinder 81 by some screws 7, so as to complete radiating subassembly 8
Assembling.
When radiating subassembly 8 radiates, heat is transferred to the radiating fin 822 on radiating seat 82 along the radial direction of radiating seat 82, then
Heat-dissipating cylinder 81 is transferred to along the radial direction of radiating seat 82 by radiating fin 822, heat-dissipating cylinder 81 transfers heat to lamp by lamp socket 1 again
The outside of seat 1, because outer wall and the inwall of lamp socket 1 of heat-dissipating cylinder 81 are brought into close contact, if along with the periphery of radiating seat 82 is provided with
Dry radiating fin 822, therefore the radiating efficiency of radiating subassembly 8 significantly improves.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (8)
1. a kind of heat insulation lamp, for illuminating straight down, including lamp socket and the reflection shield that is fixedly connected with the lamp socket, institute
State and be provided with reflection shield light source, electric component is provided with the lamp socket, the light source is electrically connected with the electric component, its feature
It is that also including two heat shields, described two heat shields are arranged on the junction of the lamp socket and reflection shield, and described two is heat-insulated
A heat-insulation chamber is formed between piece, the light source is electrically connected through the heat shield, reflection shield and lamp socket and with the electric component,
Radiating subassembly is provided with the heat-insulation chamber, the radiating subassembly includes heat-dissipating cylinder and radiating seat, the outer wall of the heat-dissipating cylinder and institute
The inwall for stating lamp socket is brought into close contact, and the radiating seat offers one axially arranged in the heat-dissipating cylinder on the radiating seat
And the fixing hole that can be passed through by the light source.
2. a kind of heat insulation lamp according to claim 1, it is characterised in that the periphery of the radiating seat is provided with some radiatings
Fin, the inwall of the heat-dissipating cylinder is provided with some mounting grooves that can be penetrated by the radiating fin.
3. a kind of heat insulation lamp according to any one of claim 1~2, it is characterised in that open at the top of the reflection shield
One first installing hole is provided with, second installing hole coaxial with first installing hole, the lamp are offered on the heat shield
The bottom of seat offers one the 3rd installing hole, and the heat shield is fixedly arranged on the inside top of the reflection shield, two heat shield
Between be fixedly connected by screw, the light source through first installing hole, the second installing hole and the 3rd installing hole and with institute
State electric component electrical connection.
4. a kind of heat insulation lamp according to claim 3, it is characterised in that the light source coordinates with first installing hole
The diameter at place less than or equal to first installing hole diameter, the diameter at the light source and the second installing hole cooperation etc.
In the diameter of second installing hole, the light source is less than or equal to the described 3rd with the diameter at the 3rd installing hole cooperation
The diameter of installing hole.
5. a kind of heat insulation lamp according to claim 1, it is characterised in that the heat shield is by inorganic heat-insulating material or has
Machine heat-insulating material is made.
6. a kind of heat insulation lamp according to claim 1, it is characterised in that is provided with the lamp socket with described electric group
The mounting interface of part electrical connection, the mounting interface is connected with the light source.
7. a kind of heat insulation lamp according to claim 6, it is characterised in that the mounting interface is hickey, described
One end that light source is connected with the mounting interface is threaded ends, and the hickey coordinates with the threaded ends.
8. a kind of heat insulation lamp according to claim 6, it is characterised in that the mounting interface is spaced with the heat shield
Arrange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210234138.9A CN103542269B (en) | 2012-07-09 | 2012-07-09 | Heat insulation lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210234138.9A CN103542269B (en) | 2012-07-09 | 2012-07-09 | Heat insulation lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103542269A CN103542269A (en) | 2014-01-29 |
| CN103542269B true CN103542269B (en) | 2017-05-17 |
Family
ID=49966003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210234138.9A Expired - Fee Related CN103542269B (en) | 2012-07-09 | 2012-07-09 | Heat insulation lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103542269B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5738436A (en) * | 1996-09-17 | 1998-04-14 | M.G. Products, Inc. | Modular lighting fixture |
| CN2413383Y (en) * | 1999-12-28 | 2001-01-03 | 葛葆珪 | Heat-insulating and -conducting reflecting device for high-power integrated fluorescent lamp |
| CN201069758Y (en) * | 2007-07-03 | 2008-06-04 | 三懿五金电子(深圳)有限公司 | Improved energy-saving lamp |
| CN201373367Y (en) * | 2009-01-22 | 2009-12-30 | 深圳市成光兴实业发展有限公司 | High-power LED light source module adopting semiconductor for cooling |
| CN102102827B (en) * | 2009-12-16 | 2012-03-28 | 杨华祥 | Novel movie and stage lighting lamp |
| CN201916743U (en) * | 2010-12-15 | 2011-08-03 | 惠州雷士光电科技有限公司 | Efficient heat-dissipation down lamp |
| CN201944629U (en) * | 2011-02-24 | 2011-08-24 | 海洋王照明科技股份有限公司 | Lamp |
-
2012
- 2012-07-09 CN CN201210234138.9A patent/CN103542269B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN103542269A (en) | 2014-01-29 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170517 Termination date: 20210709 |
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| CF01 | Termination of patent right due to non-payment of annual fee |