CN110488564A - A kind of projector light bulb - Google Patents
A kind of projector light bulb Download PDFInfo
- Publication number
- CN110488564A CN110488564A CN201910839532.7A CN201910839532A CN110488564A CN 110488564 A CN110488564 A CN 110488564A CN 201910839532 A CN201910839532 A CN 201910839532A CN 110488564 A CN110488564 A CN 110488564A
- Authority
- CN
- China
- Prior art keywords
- metal layer
- light bulb
- projector light
- vapor chamber
- wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/16—Cooling; Preventing overheating
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
Abstract
The invention belongs to porjector technology fields, disclose a kind of projector light bulb, for solving the problems, such as that heat dissipation effect existing for projector light bulb is poor.The present invention includes bulb body, the first metal layer is coated on the outer wall of the bulb body, the outside of the first metal layer is equipped with second metal layer, the vapor chamber of vacuum is formed between the first metal layer and second metal layer, it is equipped with agglomerated powder end tube core on the inner wall of the vapor chamber, is filled with working fluid in the vapor chamber；Cooling fin is connected on the outside of the second metal layer.
Description
Technical field
The invention belongs to porjector technology fields, specifically disclose a kind of projector light bulb.
Background technique
Multimedia technology is that current information technology field is with fastest developing speed, most active technology, is electronic technology hair of new generation
The focus of exhibition and competition, the multiple functions such as multimedia technology fusion calculation machine, sound, text, image, animation, screen and communication
In one, by the High speed Information Network become increasingly popular.And projector is also known as projector, as indispensable in multimedia teaching
Part；It is a kind of equipment that can be projected image or video on curtain, it can be by different interfaces with phases such as computers
Connection plays corresponding vision signal.At work, the calorific value of lamp panel is very big, temperature is very high, and high temperature for projector function
It is to influence the most direct killer of projector bulb service life to be typically equipped with fan to improve the service life of projector
It radiates, further needs exist for using wind guiding component, to improve heat dissipation effect.Its wind deflector of traditional wind guiding component is by attached
What part and ventilation housing were welded and fixed, on the one hand this connection type needs to convince by patient analysis two mold of aerofoil and ventilation housing, increase
Point welding process, process is cumbersome, causes the waste of cost, manpower and time resource, on the other hand due to being to increase a welder
Sequence, it is possible to create desoldering risk increases quality control difficulty.In view of the above-mentioned problems, application No. is 201320456422.0
Patent of invention discloses a kind of projector light bulb radiating subassembly, including the ventilation housing being bent to form by metal material and is set to
The wind deflector of ventilation housing one end, ventilation housing and wind deflector are integrally formed by way of stretching；The bottom two of ventilation housing
Side is equipped with installation part, offers mounting hole on installation part.
However, existing projector light bulb is radiated by air-cooled mode, however due to the surface sheet of light bulb
Body is very smooth, so that surface thermal radiation product is small, causes air cooling effect poor.
Summary of the invention
The present invention is poor in order to solve the problems, such as heat dissipation effect existing for projector light bulb, and provides a kind of projector light bulb,
Have the characteristics that good heat dissipation effect, can be improved the service life of projector light bulb.
In order to solve the above technical problems, the technical scheme adopted by the invention is that:
A kind of projector light bulb, including bulb body, which is characterized in that be coated with first on the outer wall of the bulb body
The outside of metal layer, the first metal layer is equipped with second metal layer, is formed between the first metal layer and second metal layer
The vapor chamber of vacuum is equipped with agglomerated powder end tube core on the inner wall of the vapor chamber, is filled with working fluid in the vapor chamber；
Cooling fin is connected on the outside of the second metal layer.
The width of the first metal layer is less than the length of bulb body.
The upper end of the first metal layer is located at the lower end at bulb body largest outside diameter.
The first metal layer is located between the metallic lamp holder and bulb body largest outside diameter of bulb body.
The first metal layer and second metal layer are made of 3Cr2W8V steel, and the working fluid is acetone.
Added with corrosion inhibiter in the acetone, the corrosion inhibiter is chromate, bichromate, phosphate, silicate, boric acid
Salt, benzoate or cinnamate.
The cooling fin is arranged along the length direction of bulb body.
The cooling fin is inclined to be arranged on the outer wall of second metal layer.
Compared with prior art, the invention has the following advantages:
Projector light bulb of the invention, including bulb body are coated with the first metal layer on the outer wall of the bulb body,
The outside of the first metal layer is equipped with second metal layer, and the steaming of vacuum is formed between the first metal layer and second metal layer
Vapour chamber is equipped with agglomerated powder end tube core on the inner wall of the vapor chamber, is filled with working fluid in the vapor chamber；Described second
Cooling fin is connected on the outside of metal layer.The heat dissipation area for allowing the invention to improve bulb body, improves the effect of heat dissipation；
The present invention has the characteristics that heat dissipation is uniform simultaneously, further increases the heat dissipation effect of bulb body.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one embodiment of the invention；
Marked in the figure: 1, bulb body, 2, the first metal layer, 3, second metal layer, 4, vapor chamber, 5, sintering powder tube
Core, 6, cooling fin, 7, metallic lamp holder.
Specific embodiment
The present invention will be further described with reference to the examples below, and described embodiment is only present invention a part
Embodiment is not whole embodiment.Based on the embodiments of the present invention, those skilled in the art are not making
Other embodiments used obtained, belong to protection scope of the present invention under the premise of creative work.
In conjunction with attached drawing, projector light bulb of the invention, including bulb body 1 is coated on the outer wall of the bulb body 1
The outside of the first metal layer 2, the first metal layer 1 is equipped with second metal layer 3, the first metal layer 2 and second metal layer 3
Between form the vapor chamber 4 of vacuum, be equipped with agglomerated powder end tube core 5 on the inner wall of the vapor chamber 4, filled out in the vapor chamber 4
Filled with working fluid；The outside of the second metal layer 3 is connected with cooling fin 6.During use, filament distributes the present invention
Heat transfer out is then passed to sintering powder tube core 5 to the first metal layer, working fluid again by heat second metal layer,
The transmitting and radiation of thermal energy are realized by cooling fin again, the present invention has the characteristics that heat transfer effect is high.Meanwhile, it is capable to improve heat
The area of radiation, to improve the effect of heat dissipation.As a kind of preferred mode of the present invention, in order to further increase the effect of heat dissipation
Fruit, what cooling fin of the invention was uniformly spaced is arranged on the outer wall of second metal layer 3, and between adjacent cooling fin
The outer wall of second metal layer is equipped with radiation tooth or heat sink strip.
In order to guarantee the normal use of projector light bulb, the width of the first metal layer 2 of the invention is less than bulb body 1
Length；And the upper end of the first metal layer 2 is located at the lower end at 1 largest outside diameter of bulb body.
In order to facilitate use, the first metal layer 2 of the invention is located at outside the metallic lamp holder 7 and bulb body 1 of bulb body 1
Between diameter maximum.
The first metal layer 2 and second metal layer 3 of the invention is made of 3Cr2W8V steel, and the working fluid is acetone；In
During material selects, the blending for needing to consider material and working fluid and being sintered between powder tube core, therefore, for material
The selection of material is not the conventional techniques of this field, needs to make the creative labor.
Occurs the phenomenon that water-setting in order to prevent, added with corrosion inhibiter in acetone of the invention, the corrosion inhibiter is chromate, again
Chromate, phosphate, silicate, borate, benzoate or cinnamate.
For the ease of the blowing effect of fan, cooling fin of the present invention is arranged along the length direction of bulb body.
As a kind of preferred mode of the present invention, cooling fin is inclined to be arranged on the outer wall of second metal layer, further
The area of heat radiation is improved, heat dissipation effect is improved.
Embodiment one
The projector light bulb of the present embodiment, including bulb body are coated with the first metal on the outer wall of the bulb body
The outside of layer, the first metal layer is equipped with second metal layer, forms vacuum between the first metal layer and second metal layer
Vapor chamber, agglomerated powder end tube core is equipped on the inner wall of the vapor chamber, is filled with working fluid in the vapor chamber；It is described
Cooling fin is connected on the outside of second metal layer.
Embodiment two
The projector light bulb of the present embodiment, including bulb body are coated with the first metal on the outer wall of the bulb body
The outside of layer, the first metal layer is equipped with second metal layer, forms vacuum between the first metal layer and second metal layer
Vapor chamber, agglomerated powder end tube core is equipped on the inner wall of the vapor chamber, is filled with working fluid in the vapor chamber；It is described
Cooling fin is connected on the outside of second metal layer；The width of the first metal layer is less than the length of bulb body.
Embodiment three
The projector light bulb of the present embodiment, including bulb body are coated with the first metal on the outer wall of the bulb body
The outside of layer, the first metal layer is equipped with second metal layer, forms vacuum between the first metal layer and second metal layer
Vapor chamber, agglomerated powder end tube core is equipped on the inner wall of the vapor chamber, is filled with working fluid in the vapor chamber；It is described
Cooling fin is connected on the outside of second metal layer；The width of the first metal layer is less than the length of bulb body；Described first
The upper end of metal layer is located at the lower end at bulb body largest outside diameter.
Example IV
The projector light bulb of the present embodiment, including bulb body are coated with the first metal on the outer wall of the bulb body
The outside of layer, the first metal layer is equipped with second metal layer, forms vacuum between the first metal layer and second metal layer
Vapor chamber, agglomerated powder end tube core is equipped on the inner wall of the vapor chamber, is filled with working fluid in the vapor chamber；It is described
Cooling fin is connected on the outside of second metal layer；The width of the first metal layer is less than the length of bulb body；Described first
The upper end of metal layer is located at the lower end at bulb body largest outside diameter；The first metal layer is located at the metallic lamp holder of bulb body
Between bulb body largest outside diameter.
Embodiment five
On the basis of any of the above-described embodiment, the first metal layer and second metal layer are made of 3Cr2W8V steel,
The working fluid is acetone.
Embodiment six
On the basis of embodiment five, added with corrosion inhibiter in the acetone, the corrosion inhibiter is chromate, dichromic acid
Salt, phosphate, silicate, borate, benzoate or cinnamate.
Embodiment seven
On the basis of any of the above-described embodiment, the cooling fin is arranged along the length direction of bulb body.
Embodiment eight
On the basis of embodiment seven, the cooling fin is inclined to be arranged on the outer wall of second metal layer.
Claims (8)
1. a kind of projector light bulb, including bulb body, which is characterized in that be coated with the first gold medal on the outer wall of the bulb body
Belong to layer, the outside of the first metal layer is equipped with second metal layer, is formed between the first metal layer and second metal layer true
Empty vapor chamber is equipped with agglomerated powder end tube core on the inner wall of the vapor chamber, is filled with working fluid in the vapor chamber；Institute
It states and is connected with cooling fin on the outside of second metal layer.
2. projector light bulb according to claim 1, which is characterized in that the width of the first metal layer is less than light bulb sheet
The length of body.
3. projector light bulb according to claim 2, which is characterized in that the upper end of the first metal layer is located at light bulb sheet
The lower end of external diameter maximum.
4. projector light bulb according to claim 3, which is characterized in that the first metal layer is located at the gold of bulb body
Between category lamp cap and bulb body largest outside diameter.
5. projector light bulb according to claim 1 to 4, which is characterized in that the first metal layer and the second metal
Layer is made of 3Cr2W8V steel, and the working fluid is acetone.
6. projector light bulb according to claim 5, which is characterized in that added with corrosion inhibiter, the inhibition in the acetone
Agent is chromate, bichromate, phosphate, silicate, borate, benzoate or cinnamate.
7. projector light bulb according to claim 1, which is characterized in that the cooling fin along bulb body length side
To setting.
8. projector light bulb according to claim 7, which is characterized in that the cooling fin is inclined to be arranged in the second metal
On the outer wall of layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910839532.7A CN110488564A (en) | 2019-09-06 | 2019-09-06 | A kind of projector light bulb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910839532.7A CN110488564A (en) | 2019-09-06 | 2019-09-06 | A kind of projector light bulb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110488564A true CN110488564A (en) | 2019-11-22 |
Family
ID=68556730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910839532.7A Withdrawn CN110488564A (en) | 2019-09-06 | 2019-09-06 | A kind of projector light bulb |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110488564A (en) |
-
2019
- 2019-09-06 CN CN201910839532.7A patent/CN110488564A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20191122 |
|
| WW01 | Invention patent application withdrawn after publication |