CN207851490U - A kind of laser projection device - Google Patents
A kind of laser projection device Download PDFInfo
- Publication number
- CN207851490U CN207851490U CN201820136380.5U CN201820136380U CN207851490U CN 207851490 U CN207851490 U CN 207851490U CN 201820136380 U CN201820136380 U CN 201820136380U CN 207851490 U CN207851490 U CN 207851490U
- Authority
- CN
- China
- Prior art keywords
- laser
- projection device
- radiator
- laser module
- laser projection
- 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.)
- Active
Links
Landscapes
- Projection Apparatus (AREA)
- Semiconductor Lasers (AREA)
Abstract
The utility model provides a kind of laser projection device, includes the closed optical mechanical apparatus of the radiator of upper part and lower part, and the radiator includes upper heat sink and laser module water cooling row；The closed optical mechanical apparatus includes laser module, control circuit, lower part radiator, wherein the laser module includes Inner heat sink, and the Inner heat sink is connected with laser module water cooling row, and the lower part radiator is connected with upper heat sink.The important components such as laser module, control circuit are all entirely sealed in closed optical mechanical apparatus by laser projection device provided by the utility model, it is connected to radiate to airtight cavity with inner heat component by external heat sink, to achieve the purpose that laser projection device water proof and dust proof and heat dissipation, and there is very excellent dustproof and waterproof effect, such as, water proof and dust proof grade can reach IP66, be conducive to the brightness decay for slowing down machine, extend its service life.
Description
Technical field
The utility model is related to a kind of laser projection device, more particularly to a kind of water proof and dust proof and it is capable of good heat radiating
Laser projection device.
Background technology
The longevity to laser projection device such as the dust of the projection display apparatus local environment in laser projection device and temperature
Life influence is very big, and the laser projection of each producer is largely dissipated using as shown in Figure 1 this is open currently on the market
Hot mode：I.e. ray machine is closed, and it is dust-proof to device radiation that air inlet adds strainer, and the relatively easy convenience of this structure passes through air inlet/outlet
Mouth forms air duct to carry out radiating treatment to device in inside, and heat dissipation effect is preferable.Therefore, common laser projector heat radiation side
Case because its design structure is simple, good heat dissipation effect and it is cheap be used widely, it is right but because device is communicated with external environment
Ineffective in the water proof and dust proof of device, with the operation of device, the dust inside device is more and more, device can be caused to imitate eventually
Rate reduces, the service life is reduced.
Therefore, there is an urgent need to one kind having good heat dissipation effect, and waterproof dust-proof laser projection device.
Utility model content
To solve the above problems, the utility model provides a kind of laser projection device.Laser projection in the utility model
Device is divided into the radiator and the closed optical mechanical apparatus of lower part of part, wherein needs the component of water proof and dust proof all complete
For sealed set in closed optical mechanical apparatus, experiment shows that the present apparatus has very excellent dustproof and waterproof effect, water proof and dust proof etc.
Grade can reach IP66；Radiator is arranged in upper part, for radiating.Specifically, the laser group inside closed optical mechanical apparatus
Part by air-cooled and water cooling be combined in the way of radiate, the control circuit inside closed optical mechanical apparatus in air by following
Ring and radiator outer circulation are radiated to carry out the mode of heat exchange, to effectively reduce laser projection device internal temperature,
Reach device internal heat dissipating purpose with this.
The utility model adopts the following technical solution：
A kind of laser projection device includes the closed optical mechanical apparatus of the radiator of upper part and lower part, the heat dissipation
Device includes upper heat sink and laser module water cooling row；The closed optical mechanical apparatus includes laser module, control circuit, lower part
Radiator, wherein the laser module includes Inner heat sink, and the Inner heat sink arranges phase with the laser module water cooling
Even, the lower part radiator is connected with upper heat sink.
According to the utility model, the lower part radiator is connected by heat pipe with upper heat sink.
According to the utility model, the Inner heat sink is connected by water pipe with laser module water cooling row, and water is formed
Circuit.
According to the utility model, the Inner heat sink is connected by water-cooling sealing joint with the water pipe.
According to the utility model, the type of cooling of the laser module is water cooling.
According to the utility model, the radiator further includes upper fan, and the upper fan is arranged in the laser
Around component water cooling row.For giving laser module water cooling dissipation hot, heat is passed to laser module by Inner heat sink by water pipe
Water cooling is arranged.It is dissipated the heat to the air again by the way that the upper fan around laser module water cooling row is arranged.
Preferably, the upper fan can also be arranged around upper heat sink.The effect of upper fan can be passed through
Heat is rapidly dispersed into air.
Preferably, the upper fan is drip-proof fan.
Preferably, it is drip-proof fan that the upper fan around laser module water cooling row, which is arranged,.
According to the utility model, the closed optical mechanical apparatus further includes lower part fan, and the lower part fan on the one hand can be with
To the control circuit heat dissipation in closed optical mechanical apparatus, the hot-air in closed optical mechanical apparatus and lower part radiator on the other hand can be made
Heat exchange is carried out, then upper heat sink to is taken closed optical mechanical apparatus internal heat by heat pipe, is completed in closed optical mechanical apparatus
The heat dissipation in portion.
Preferably, the closed optical mechanical apparatus further includes lower heat exchangers, passes through the lower part fan and lower heat exchangers
Form the air circulation inside closed optical mechanical apparatus so that the hot-air in closed optical mechanical apparatus carries out quick with lower part radiator
Heat exchange, then upper heat sink to is taken closed optical mechanical apparatus internal heat by heat pipe, it completes inside closed optical mechanical apparatus
Heat dissipation.
According to the utility model, the control circuit includes circuit unit and power supply module.
According to the utility model, the laser module is the laser excitation component of the laser projection device.It is sharp for giving
Optical projection device provides light-source brightness.
According to the utility model, the laser module includes laser projection and laser imaging component.It is also laser projection dress
Set the maximum component of middle calorific value.
According to the utility model, laser module water cooling row is mainly used for the laser module heat dissipation in closed optical mechanical apparatus,
Inner heat sink in laser module is connect by water cooling sealing joint with water pipe, by heat by being exported inside closed optical mechanical apparatus
It radiates to laser module to outside, then by external water row and upper fan.
Laser projection device provided by the utility model is exactly that the important components such as laser module, control circuit are all completely close
It is enclosed in closed optical mechanical apparatus, only retains radiator outside, in conjunction with water cooling and wind-cooling heat dissipating scheme, pass through external cooling
Device is connected to radiate to airtight cavity with inner heat component, to reach laser projection device water proof and dust proof and dissipate
The purpose of heat, and be conducive to for example, water proof and dust proof grade can reach IP66 with very excellent dustproof and waterproof effect
The brightness decay for slowing down machine extends its service life.
Description of the drawings
Fig. 1 is laser projection device figure in the prior art；
Fig. 2 is the laser projection device figure in the utility model；
Fig. 3 is the inner space heat source and radiator distribution map of the laser projection device in the utility model；
Fig. 4 is the schematic diagram of the water-cooling sealing joint in the utility model.
Specific implementation mode
With reference to specific embodiment, the utility model is expanded on further.It should be understood that these embodiments are merely to illustrate this
Utility model rather than limitation the scope of protection of the utility model.Furthermore, it is to be understood that having read disclosed in the utility model
Content after, those skilled in the art can make various changes or modifications the utility model, and such equivalent forms are equally fallen
Within the limits of the protection in the utility model.
Embodiment
A kind of laser projection device includes the closed optical mechanical apparatus of the radiator of upper part and lower part, the heat dissipation
Device includes upper heat sink and laser module water cooling row；The closed optical mechanical apparatus includes laser module, control circuit, lower part
Radiator, wherein the laser module includes Inner heat sink, and the Inner heat sink arranges phase with the laser module water cooling
Even, the lower part radiator is connected with upper heat sink.
In laser projection device provided by the utility model, need the component of water proof and dust proof be all fully sealed be set to it is close
It closes in optical mechanical apparatus, and tests and show that there is the present apparatus very excellent dustproof and waterproof effect, water proof and dust proof grade can reach
To IP66；Radiator is arranged in upper part, for radiating.
In a specific implementation mode of the utility model, the lower part radiator passes through heat pipe and upper heat sink phase
Even.The Inner heat sink is connected by water-cooling sealing joint with the water pipe, and water pipe is connected with laser module water cooling row,
Water loop is formed, the type of cooling of the laser module is water cooling.Heat transfer by heat pipe and the water cooling side to laser module
Formula (wherein, laser module water cooling row is mainly used for the laser module heat dissipation in closed optical mechanical apparatus), can be by closed ray machine
Heat inside device is transferred in time outside closed optical mechanical apparatus, is damaged to avoid the temperature inside closed optical mechanical apparatus excessively high
Normal work that is bad or influencing device.
In another specific implementation mode of the utility model, the radiator further includes upper fan, described
Upper fan setting is around laser module water cooling row.For giving laser module water cooling dissipation hot, Inner heat sink passes through
Heat is passed to laser module water cooling row by water pipe.Heat is dissipated by the way that the upper fan around laser module water cooling row is arranged again
It is dealt into air.
In a preferred embodiment of the utility model, the upper fan can also be arranged to radiate on top
Around device.Heat can be rapidly dispersed into air by the effect of upper fan.
In a preferred embodiment of the utility model, it is arranged upper around laser module water cooling row
Portion's fan is drip-proof fan.Drip-proof fan can play the purpose of heat dissipation but also resist influence of the water to fan, to ensure wind
Fan works normally and prolongs the service life.
In another specific implementation mode of the utility model, the closed optical mechanical apparatus further includes lower part fan,
On the one hand the lower part fan can give the control circuit heat dissipation in closed optical mechanical apparatus, on the other hand can make closed optical mechanical apparatus
Interior hot-air carries out heat exchange with lower part radiator, then takes closed optical mechanical apparatus internal heat to top heat dissipation by heat pipe
Device completes the heat dissipation inside closed optical mechanical apparatus.
In a preferred embodiment of the utility model, the closed optical mechanical apparatus further includes lower part heat exchange
Device forms the air circulation inside closed optical mechanical apparatus by the lower part fan and lower heat exchangers so that closed ray machine dress
Hot-air in setting carries out quick heat exchange with lower part radiator, then is taken to closed optical mechanical apparatus internal heat by heat pipe
Portion's radiator completes the heat dissipation inside closed optical mechanical apparatus.
In another specific implementation mode of the utility model, the control circuit includes circuit unit and power supply group
Part.The laser module is the laser excitation component of the laser projection device.It is bright for providing light source to laser projection device
Degree.The laser module includes laser projection and laser imaging component.It is also the maximum component of calorific value in laser projection device.
As shown in Fig. 2, laser projection device provided by the utility model.Laser projection device includes the heat dissipation dress of upper part
The closed optical mechanical apparatus with lower part is set, the radiator includes upper heat sink and laser module water cooling row；It is described closed
Optical mechanical apparatus is arranged in closed case, and the closed optical mechanical apparatus includes laser module, control circuit, lower part radiator,
In, the lower part radiator is connected by heat pipe with upper heat sink.The control circuit (i.e. " circuit board " in figure) includes electricity
Road component and power supply module.The laser module is the laser excitation component of the laser projection device, as shown in figure 3, in figure
Inside C heat sources and inside D heat sources indicate the laser projection device laser excitation component and laser machine in calorific value
Maximum component.Heat is passed through water by the heat that internal C heat sources and inside D heat sources generate by the draining 2 being connected with CD heat sources
Pipe is transmitted to the laser module water cooling row.Specifically, further include Inner heat sink in the laser module, as shown in figure 3, figure
In " internal C heat sources and cold head " and " internal D heat sources and cold head " in " cold head " indicate Inner heat sink, the internal heat dissipating
Device is connected by water-cooling sealing joint with water pipe, and the water pipe is connected with laser module water cooling row, forms water loop, will be hot
Amount radiates to laser module by way of water cooling by exporting to outside inside closed optical mechanical apparatus.
Wherein, as shown in figure 4, water-cooling sealing joint by groove place rubber weather strip, with screw locking pressing come
The sealing with the shell of laser projection device is carried out, connection is inserted in inside using fast, to be connected to heat dissipation pipe.
As shown in figure 3, the closed optical mechanical apparatus of the lower part further includes internal A heat sources and inside B heat sources, wherein interior
Portion's A heat sources are DMD imager chip heating parts, and internal B heat sources are that fluorescent wheel excites position, are also the laser projection device
One of main heating source.Also, the heat that inside A heat sources and inside B heat sources generate is by the draining 1 that is connected with AB heat sources by heat
It is transmitted to the laser module water cooling row by the second water pipe.
The radiator on top further includes upper fan, and the upper fan setting is around laser module water cooling row
And around upper heat sink, heat can be rapidly dispersed into air by the effect of upper fan.Also, setting exists
Upper fan around the laser module water cooling row is drip-proof fan.
The closed optical mechanical apparatus further includes lower part fan and lower heat exchangers, on the one hand the lower part fan can be given close
On the other hand the control circuit heat dissipation closed in optical mechanical apparatus can form the sky inside closed optical mechanical apparatus with lower heat exchangers
Gas recycles so that the hot-air in closed optical mechanical apparatus carries out quick heat exchange with lower part radiator, then will be closed by heat pipe
Optical mechanical apparatus internal heat takes upper heat sink to, completes the heat dissipation inside closed optical mechanical apparatus.
When laser projection device is run, heat source A, B, C, D and control circuit generate heat, wherein main heating source A, B,
C, D transfers heat to laser module water cooling by water route by cold head and water-cooling sealing joint and arranges, then is dissipated by upper fan
It sends out, the heat that control circuit distributes is transmitted to upper heat sink by lower part radiator and heat pipe, then passes through upper fan
Effect distributed.Ensure the temperature management and control of the important devices of laser projection device with this.
More than, the embodiment of the utility model is illustrated.But the utility model is not limited to above-mentioned implementation
Mode.Within the spirit and principle of the utility model, any modification, equivalent substitution, improvement and etc. done, should be included in
Within the scope of protection of the utility model.
Claims (10)
1. a kind of laser projection device, which is characterized in that the closed optical mechanical apparatus of radiator and lower part including upper part,
The radiator includes upper heat sink and laser module water cooling row；The closed optical mechanical apparatus includes laser module, control
Circuit, lower part radiator, wherein the laser module includes Inner heat sink, the Inner heat sink and the laser group
Part water cooling row is connected, and the lower part radiator is connected with upper heat sink.
2. laser projection device according to claim 1, which is characterized in that the lower part radiator passes through heat pipe and top
Radiator is connected.
3. laser projection device according to claim 1, which is characterized in that the Inner heat sink by water pipe with it is described
Laser module water cooling row is connected, and forms water loop；
Wherein, the Inner heat sink is connected by water-cooling sealing joint with the water pipe；
Wherein, the type of cooling of the laser module is water cooling.
4. laser projection device according to claim 1, which is characterized in that the radiator further includes upper fan,
The upper fan setting is around laser module water cooling row.
5. laser projection device according to claim 4, which is characterized in that the upper fan is additionally arranged at top heat dissipation
Around device；
Wherein, the upper fan is drip-proof fan.
6. laser projection device according to claim 5, which is characterized in that setting is around laser module water cooling row
Upper fan be drip-proof fan.
7. according to claim 1-6 any one of them laser projection devices, which is characterized in that the closed optical mechanical apparatus also wraps
Include lower part fan.
8. according to claim 1-6 any one of them laser projection devices, which is characterized in that the closed optical mechanical apparatus also wraps
Include lower heat exchangers.
9. laser projection device according to claim 1, which is characterized in that the control circuit includes circuit unit and electricity
Source component.
10. laser projection device according to claim 1, which is characterized in that the laser module include laser projection and
Laser imaging component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820136380.5U CN207851490U (en) | 2018-01-26 | 2018-01-26 | A kind of laser projection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820136380.5U CN207851490U (en) | 2018-01-26 | 2018-01-26 | A kind of laser projection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207851490U true CN207851490U (en) | 2018-09-11 |
Family
ID=63412915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820136380.5U Active CN207851490U (en) | 2018-01-26 | 2018-01-26 | A kind of laser projection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207851490U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109188833A (en) * | 2018-10-24 | 2019-01-11 | 泉州市新锐极光科技有限公司 | A kind of radiator and its method of ultra short focal projector |
| CN111208695A (en) * | 2018-11-22 | 2020-05-29 | 无锡视美乐激光显示科技有限公司 | Light source assembly and laser projection display equipment with same |
-
2018
- 2018-01-26 CN CN201820136380.5U patent/CN207851490U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109188833A (en) * | 2018-10-24 | 2019-01-11 | 泉州市新锐极光科技有限公司 | A kind of radiator and its method of ultra short focal projector |
| CN111208695A (en) * | 2018-11-22 | 2020-05-29 | 无锡视美乐激光显示科技有限公司 | Light source assembly and laser projection display equipment with same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206674407U (en) | Cooling system and electronic equipment | |
| CN103582909B (en) | Display device | |
| TW201122709A (en) | Electronic apparatus and projector | |
| CN207851490U (en) | A kind of laser projection device | |
| CN206178327U (en) | Projection arrangement and cooling cooling system thereof | |
| CN100547719C (en) | The bulb sealed internal-circulation type cooling system | |
| CN209146821U (en) | A kind of Multicarity stage lighting cooling system and the stage lamp with it | |
| CN106814525A (en) | A kind of heat abstractor, projector and optical projection system | |
| CN207232865U (en) | A kind of new heat source separating computer main machine case | |
| CN208399876U (en) | Cycle refrigeration system in a kind of electronic projection apparatus | |
| CN102289139A (en) | Heat radiating system of whole machine of laser projector | |
| CN110082994A (en) | A kind of laser projection device | |
| CN207457921U (en) | Display device with liquid-cooling heat radiation | |
| CN207020447U (en) | High-brightness cinema projector sealing water-cooling heat dissipation system | |
| CN207216252U (en) | Radiator structure and projecting apparatus | |
| CN206209554U (en) | A kind of computer heat radiating device | |
| CN104267566A (en) | Air cooling heat dissipation device of projector | |
| CN207424506U (en) | Heat radiation system of projector | |
| CN208832264U (en) | A kind of high heat radiation LED lamp | |
| CN207676110U (en) | A kind of shield door laser projection | |
| CN205853212U (en) | The solid lamp of a kind of small size UV light | |
| CN206431412U (en) | A kind of fluorescent wheel heat abstractor for bare engine module | |
| CN214409562U (en) | High-brightness single-chip LCD projector with segmented sealing | |
| CN220584532U (en) | Heat radiation structure of outdoor projection device | |
| CN211061838U (en) | Totally-enclosed optical machine with vertical heat dissipation and projector thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |