CN105278223A - A projector for multimedia teaching - Google Patents
A projector for multimedia teaching Download PDFInfo
- Publication number
- CN105278223A CN105278223A CN201510798183.0A CN201510798183A CN105278223A CN 105278223 A CN105278223 A CN 105278223A CN 201510798183 A CN201510798183 A CN 201510798183A CN 105278223 A CN105278223 A CN 105278223A
- Authority
- CN
- China
- Prior art keywords
- metal layer
- bulb body
- multimedia teaching
- metal level
- teaching projector
- 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.)
- Pending
Links
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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
Abstract
The invention belongs to the technical field of projectors and provides a projector for multimedia teaching. The invention aims to solve the problem of poor heat dissipation effect of conventional projectors for multimedia teaching. The projector comprises a shell. A light source device, a light modulation device used for modulating light emitted from the light source device according to image information and a projection lens used for projection of light speed obtained through modulation of the light modulation device are arranged in the shell. The light source device comprises a bulb body and the outer wall of the bulb body is coated with a first metal layer. The outer side of the first metal layer is provided with a second metal layer. A vacuum steam cavity is formed between the first metal layer and the second metal layer. The inner wall of the steam cavity is paved with a sintered powder die. The steam cavity is filled with working fluid. The outer side of the second metal layer is connected with heat dissipation sheets.
Description
Technical field
The invention belongs to porjector technology field, specifically disclose a kind of multimedia teaching projector.
Background technology
Multimedia technology is current areas of information technology technology with fastest developing speed, most active, it is the focus of electronic technology of new generation development and competition, multimedia technology fusion calculation machine, sound, text, image, animation, screen and the several functions such as to communicate in one, by day by day universal High speed Information Network.And projector is also known as projector, as part indispensable in multimedia teaching; Be a kind of can by image or VIDEO PROJECTION to the equipment on curtain, can be connected with computing machine etc. by different interfaces and to play corresponding vision signal.Projector merit operationally, the thermal value of lamp panel is very large, temperature is very high, and high temperature affects the most direct killer in multimedia teaching projector serviceable life, in order to improve the serviceable life of projector, be typically equipped with fan to dispel the heat, also need in addition to adopt wind guiding component, to improve radiating effect.Its wind deflector of traditional wind guiding component is welded and fixed by annex and ventilation housing, this connected mode needs to convince aerofoil and ventilation housing two mold by patient analysis on the one hand, increase point welding process, process is loaded down with trivial details, cause the waste of cost, manpower and time resource, on the other hand owing to being the increase in point welding process, sealing-off risk may be produced, add quality management and control difficulty.For the problems referred to above, application number be 201320456422.0 utility model patent disclose a kind of multimedia teaching projector radiating assembly, comprise the ventilation housing be bent to form by metal material and the wind deflector being located at ventilation housing one end, the mode that ventilation housing and wind deflector pass through to stretch is integrally formed; The two bottom sides of ventilation housing is provided with fabricated section, and fabricated section offers mounting hole.
But existing multimedia teaching projector is all dispelled the heat by air-cooled mode, but due to the unusual light in surface of bulb own, surface thermal radiation is amassed little, cause air cooling effect poor.
Summary of the invention
The present invention in order to solve the problem of the radiating effect difference of multimedia teaching projector existence, and provides a kind of multimedia teaching projector, has the feature of good heat dissipation effect, can improve the serviceable life of multimedia teaching projector.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is:
A kind of multimedia teaching projector, comprise housing, light supply apparatus is provided with in described housing, the optic modulating device light penetrated from this light supply apparatus modulated according to image information and the projection lens that the light velocity after being modulated by optic modulating device is projected, it is characterized in that, described light supply apparatus comprises bulb body, the outer wall of described bulb body is coated with the first metal layer, the outside of described the first metal layer is provided with the second metal level, the vapor chamber of vacuum is formed between described the first metal layer and the second metal level, the inwall of described vapor chamber is equipped with sintered powder tube core, hydraulic fluid is filled with in described vapor chamber, the outside of described second metal level is connected with heat radiator.
The width of described the first metal layer is less than the length of bulb body.
The upper end of described the first metal layer is positioned at the lower end of bulb body external diameter maximum.
Described the first metal layer is between the metallic lamp holder and bulb body external diameter maximum of bulb body.
Described the first metal layer and the second metal level are made up of 3Cr2W8V steel, and described hydraulic fluid is acetone.
Be added with corrosion inhibiter in described acetone, described corrosion inhibiter is chromate, dichromate, phosphate, silicate, borate, benzoate or cinnamate.
Described heat radiator is arranged along the length direction of bulb body.
On the outer wall being arranged on the second metal level that described heat radiator tilts.
Compared with prior art, the present invention has following beneficial effect:
Multimedia teaching projector of the present invention, comprise housing, light supply apparatus is provided with in described housing, the optic modulating device light penetrated from this light supply apparatus modulated according to image information and the projection lens that the light velocity after being modulated by optic modulating device is projected, it is characterized in that, described light supply apparatus comprises bulb body, the outer wall of described bulb body is coated with the first metal layer, the outside of described the first metal layer is provided with the second metal level, the vapor chamber of vacuum is formed between described the first metal layer and the second metal level, the inwall of described vapor chamber is equipped with sintered powder tube core, hydraulic fluid is filled with in described vapor chamber, the outside of described second metal level is connected with heat radiator.Make the present invention can improve the area of dissipation of bulb body, improve the effect of heat radiation; The present invention simultaneously has the uniform feature of heat radiation, improves the radiating effect of bulb body further.
Accompanying drawing explanation
Fig. 1 is the structural representation of bulb body of the present invention;
Fig. 2 is the structural representation of the first metal layer of the present invention and the second metal level;
Mark in figure: 1, bulb body, 2, the first metal layer, the 3, second metal level, 4, vapor chamber, 5, sintered powder tube core, 6, heat radiator, 7, metallic lamp holder.
Embodiment
Below in conjunction with embodiment, the invention will be further described, and described embodiment is only the present invention's part embodiment, is not whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments used obtained under creative work prerequisite, belongs to protection scope of the present invention.
By reference to the accompanying drawings, multimedia teaching projector of the present invention, comprise housing, light supply apparatus is provided with in described housing, the optic modulating device light penetrated from this light supply apparatus modulated according to image information and the projection lens that the light velocity after being modulated by optic modulating device is projected, described light supply apparatus comprises bulb body 1, the outer wall of described bulb body 1 is coated with the first metal layer 2, the outside of described the first metal layer 1 is provided with the second metal level 3, the vapor chamber 4 of vacuum is formed between described the first metal layer 2 and the second metal level 3, the inwall of described vapor chamber 4 is equipped with sintered powder tube core 5, hydraulic fluid is filled with in described vapor chamber 4, the outside of described second metal level 3 is connected with heat radiator 6.The present invention is in the process used, the heat that filament gives out passes to the first metal layer, then passes to sintered powder tube core 5, and hydraulic fluid is again by heat second metal level, realized transmission and the radiation of heat energy again by heat radiator, the present invention has the high feature of heat transfer effect.Meanwhile, thermal-radiating area can be improved, thus improve the effect of heat radiation.As a kind of preferred mode of the present invention, in order to improve the effect of heat radiation further, on the outer wall being arranged on the second metal level 3 at the uniform interval of heat radiator of the present invention, and the outer wall of the second metal level between adjacent heat radiator is provided with radiation tooth or heat sink strip.
In order to ensure the normal use of multimedia teaching projector, the width of the first metal layer 2 of the present invention is less than the length of bulb body 1; And the upper end of the first metal layer 2 is positioned at the lower end of bulb body 1 external diameter maximum.
Conveniently use, the first metal layer 2 of the present invention is between the metallic lamp holder 7 and bulb body 1 external diameter maximum of bulb body 1.
The first metal layer 2 of the present invention and the second metal level 3 are made up of 3Cr2W8V steel, and described hydraulic fluid is acetone; In the process that material is selected, need to consider material and the blending between hydraulic fluid and sintered powder tube core, therefore, the selection for material is not the conventional techniques means of this area, needs to pay creative work.
In order to prevent the phenomenon of water-setting, be added with corrosion inhibiter in acetone of the present invention, described corrosion inhibiter is chromate, dichromate, phosphate, silicate, borate, benzoate or cinnamate.
For the ease of the winding-up effect of fan, heat radiator of the present invention is arranged along the length direction of bulb body.
As a kind of preferred mode of the present invention, on the outer wall being arranged on the second metal level that heat radiator tilts, improve thermal-radiating area further, improve radiating effect.
Embodiment one
The multimedia teaching projector of the present embodiment, comprise housing, light supply apparatus is provided with in described housing, the optic modulating device light penetrated from this light supply apparatus modulated according to image information and the projection lens that the light velocity after being modulated by optic modulating device is projected, described light supply apparatus comprises bulb body, the outer wall of described bulb body is coated with the first metal layer, the outside of described the first metal layer is provided with the second metal level, the vapor chamber of vacuum is formed between described the first metal layer and the second metal level, the inwall of described vapor chamber is equipped with sintered powder tube core, hydraulic fluid is filled with in described vapor chamber, the outside of described second metal level is connected with heat radiator.
Embodiment two
The multimedia teaching projector of the present embodiment, comprise housing, light supply apparatus is provided with in described housing, the optic modulating device light penetrated from this light supply apparatus modulated according to image information and the projection lens that the light velocity after being modulated by optic modulating device is projected, described light supply apparatus comprises bulb body, the outer wall of described bulb body is coated with the first metal layer, the outside of described the first metal layer is provided with the second metal level, the vapor chamber of vacuum is formed between described the first metal layer and the second metal level, the inwall of described vapor chamber is equipped with sintered powder tube core, hydraulic fluid is filled with in described vapor chamber, the outside of described second metal level is connected with heat radiator, the width of described the first metal layer is less than the length of bulb body.
Embodiment three
The multimedia teaching projector of the present embodiment, comprise housing, light supply apparatus is provided with in described housing, the optic modulating device light penetrated from this light supply apparatus modulated according to image information and the projection lens that the light velocity after being modulated by optic modulating device is projected, described light supply apparatus comprises bulb body, the outer wall of described bulb body is coated with the first metal layer, the outside of described the first metal layer is provided with the second metal level, the vapor chamber of vacuum is formed between described the first metal layer and the second metal level, the inwall of described vapor chamber is equipped with sintered powder tube core, hydraulic fluid is filled with in described vapor chamber, the outside of described second metal level is connected with heat radiator, the width of described the first metal layer is less than the length of bulb body, the upper end of described the first metal layer is positioned at the lower end of bulb body external diameter maximum.
Embodiment four
The multimedia teaching projector of the present embodiment, comprise housing, light supply apparatus is provided with in described housing, the optic modulating device light penetrated from this light supply apparatus modulated according to image information and the projection lens that the light velocity after being modulated by optic modulating device is projected, described light supply apparatus comprises bulb body, the outer wall of described bulb body is coated with the first metal layer, the outside of described the first metal layer is provided with the second metal level, the vapor chamber of vacuum is formed between described the first metal layer and the second metal level, the inwall of described vapor chamber is equipped with sintered powder tube core, hydraulic fluid is filled with in described vapor chamber, the outside of described second metal level is connected with heat radiator, the width of described the first metal layer is less than the length of bulb body, the upper end of described the first metal layer is positioned at the lower end of bulb body external diameter maximum, described the first metal layer is between the metallic lamp holder and bulb body external diameter maximum of bulb body.
Embodiment five
On the basis of above-mentioned any embodiment, described the first metal layer and the second metal level are made up of 3Cr2W8V steel, and described hydraulic fluid is acetone.
Embodiment six
On the basis of embodiment five, be added with corrosion inhibiter in described acetone, described corrosion inhibiter is chromate, dichromate, phosphate, silicate, borate, benzoate or cinnamate.
Embodiment seven
On the basis of above-mentioned any embodiment, described heat radiator is arranged along the length direction of bulb body.
Embodiment eight
On the basis of embodiment seven, on the outer wall being arranged on the second metal level that described heat radiator tilts.
Claims (8)
1. a multimedia teaching projector, comprise housing, light supply apparatus is provided with in described housing, the optic modulating device light penetrated from this light supply apparatus modulated according to image information and the projection lens that the light velocity after being modulated by optic modulating device is projected, it is characterized in that, described light supply apparatus comprises bulb body, the outer wall of described bulb body is coated with the first metal layer, the outside of described the first metal layer is provided with the second metal level, the vapor chamber of vacuum is formed between described the first metal layer and the second metal level, the inwall of described vapor chamber is equipped with sintered powder tube core, hydraulic fluid is filled with in described vapor chamber, the outside of described second metal level is connected with heat radiator.
2. multimedia teaching projector according to claim 1, is characterized in that, the width of described the first metal layer is less than the length of bulb body.
3. multimedia teaching projector according to claim 2, is characterized in that, the upper end of described the first metal layer is positioned at the lower end of bulb body external diameter maximum.
4. multimedia teaching projector according to claim 3, is characterized in that, described the first metal layer is between the metallic lamp holder and bulb body external diameter maximum of bulb body.
5., according to the arbitrary described multimedia teaching projector of claim 1-4, it is characterized in that, described the first metal layer and the second metal level are made up of 3Cr2W8V steel, and described hydraulic fluid is acetone.
6. multimedia teaching projector according to claim 5, is characterized in that, is added with corrosion inhibiter in described acetone, and described corrosion inhibiter is chromate, dichromate, phosphate, silicate, borate, benzoate or cinnamate.
7. multimedia teaching projector according to claim 1, is characterized in that, described heat radiator is arranged along the length direction of bulb body.
8. multimedia teaching projector according to claim 7, is characterized in that, on the outer wall being arranged on the second metal level that described heat radiator tilts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510798183.0A CN105278223A (en) | 2015-11-19 | 2015-11-19 | A projector for multimedia teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510798183.0A CN105278223A (en) | 2015-11-19 | 2015-11-19 | A projector for multimedia teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105278223A true CN105278223A (en) | 2016-01-27 |
Family
ID=55147492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510798183.0A Pending CN105278223A (en) | 2015-11-19 | 2015-11-19 | A projector for multimedia teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105278223A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108957927A (en) * | 2018-07-19 | 2018-12-07 | 苏州博学智能科技有限公司 | A kind of office projection instrument |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2882200Y (en) * | 2005-10-17 | 2007-03-21 | 奥古斯丁科技股份有限公司 | Radiation module |
| CN101030021A (en) * | 2006-03-03 | 2007-09-05 | 精工爱普生株式会社 | Projector |
| US7281573B2 (en) * | 2005-12-14 | 2007-10-16 | Hua-Hsin Tsai | Cooler |
| CN104247009A (en) * | 2012-09-19 | 2014-12-24 | 富士电机株式会社 | Semiconductor device and semiconductor device manufacturing method |
| CN204291733U (en) * | 2014-12-17 | 2015-04-22 | 西安菲尔特金属过滤材料有限公司 | A kind of copper fiber sintering felt serving radiator |
-
2015
- 2015-11-19 CN CN201510798183.0A patent/CN105278223A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2882200Y (en) * | 2005-10-17 | 2007-03-21 | 奥古斯丁科技股份有限公司 | Radiation module |
| US7281573B2 (en) * | 2005-12-14 | 2007-10-16 | Hua-Hsin Tsai | Cooler |
| CN101030021A (en) * | 2006-03-03 | 2007-09-05 | 精工爱普生株式会社 | Projector |
| CN104247009A (en) * | 2012-09-19 | 2014-12-24 | 富士电机株式会社 | Semiconductor device and semiconductor device manufacturing method |
| CN204291733U (en) * | 2014-12-17 | 2015-04-22 | 西安菲尔特金属过滤材料有限公司 | A kind of copper fiber sintering felt serving radiator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108957927A (en) * | 2018-07-19 | 2018-12-07 | 苏州博学智能科技有限公司 | A kind of office projection instrument |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205750254U (en) | Colour wheel, light-source system and projection arrangement | |
| TW201621453A (en) | Color wheel device | |
| CN207378785U (en) | A kind of fin heat-exchange system | |
| CN205787558U (en) | Heat pipe type heat radiation module and use this heat radiation module bare engine module | |
| CN105278223A (en) | A projector for multimedia teaching | |
| CN105278222A (en) | An air-cooled and water-cooled projector | |
| CN207621974U (en) | A kind of headlamp radiator | |
| CN105278221A (en) | A highly-efficient heat dissipation projector | |
| CN105334685A (en) | Projector bulb | |
| CN203675348U (en) | PTC heater and air conditioner therewith | |
| CN208399876U (en) | Cycle refrigeration system in a kind of electronic projection apparatus | |
| CN105278219A (en) | A projector | |
| CN105278220A (en) | A projector with a heat dissipation bulb socket | |
| CN109031864A (en) | Projector and its ray machine | |
| CN110488564A (en) | A kind of projector light bulb | |
| CN207118198U (en) | Ultra-thin soaking plate | |
| CN105589286B (en) | Projection arrangement | |
| CN210958482U (en) | Anti-fogging night vision vehicle-mounted camera | |
| CN211478843U (en) | Projector with a light source | |
| CN209044284U (en) | A kind of miniature laser projector | |
| CN209590513U (en) | The fluorescent powder wheel apparatus of high efficiency and heat radiation | |
| CN104460201A (en) | Heat dissipation device applied to laser projector | |
| CN106019785A (en) | Heat pipe type heat dissipation module and optical machine module using same | |
| CN205844729U (en) | Heat pipe type heat radiation module and use this heat radiation module bare engine module | |
| CN207500932U (en) | A kind of radiator and Projecting Lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160127 |