CN205594278U - Mini projector - Google Patents
Mini projector Download PDFInfo
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- CN205594278U CN205594278U CN201520988615.XU CN201520988615U CN205594278U CN 205594278 U CN205594278 U CN 205594278U CN 201520988615 U CN201520988615 U CN 201520988615U CN 205594278 U CN205594278 U CN 205594278U
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- mainboard
- micro
- heat sink
- micro projector
- casing
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Abstract
The utility model provides a mini projector, including casing and mainboard and the micro lens subassembly of receipts dress in this casing, the micro lens subassembly includes the camera lens of following the fore -and -aft direction setting and encapsulates into one wholly with the configuration of half encirclement mode at the rear side of this camera lens and the ray apparatus subassembly on right side, camera lens, ray apparatus subassembly and mainboard, the mainboard with half encirclement mode around the setting of micro lens subassembly and encapsulation in micro lens subassembly top, in the casing, in the right side of mainboard be close to be equipped with the fan with place in the homonymy and with a radiator unit of the air outlet looks opposition of this fan, two radiator unit that be equipped with with fan looks opposition is close to in the left side of mainboard. Adopt this kind of structure, make mini projector's compact structure, practice thrift the space.
Description
Technical field
This utility model relates to a kind of micro projector.
Background technology
Projector also known as scialyscope, is a kind of can be connected the corresponding video signal of broadcasting by the different same computers of interface, VCD, DVD, BD, game machine, DV etc. by the equipment on image or VIDEO PROJECTION to curtain.Projector is classified according to applied environment, it is broadly divided into following several types: 1, home theater type, 2, portable business type projector, 3, educational conference type projector, 4, main flow Engineering-type projector, 5, specialty theater type projector, 6, measuring projector, wherein, the genus portable business type projector being most widely used, every day is not constrained by time, place along with busy work, meeting, and it is the most necessary for therefore providing a kind of portable micro projector.
The Patent Publication of Application No. CN application number 201320204115.3 proposes a kind of micro projector, mainboard chip assembly, micro optical-mechanical assembly and the heat sink including casing and being located in casing, wherein, mainboard chip assembly is arranged with the tiling of micro optical-mechanical assembly in semi-surrounding mode；Heat sink includes base plate and by the upwardly extending side plate in the edge of base plate, and micro optical-mechanical assembly is sticked on the base plate of heat sink, and the side at this micro optical-mechanical assembly is provided with fin, together with the side plate of heat sink fits with the fin of micro optical-mechanical assembly.Use this technical scheme, owing to mainboard chip assembly is arranged with the tiling of micro optical-mechanical assembly, easily increase both areas occupied in micro projector casing, be unfavorable for compact conformation.
Utility model content
Main purpose of the present utility model is to provide a kind of overall compact micro projector of structure.
The utility model proposes a kind of micro projector, including casing and be housed in the mainboard in this casing and micro-lens assembly, described mainboard is arranged around described micro-lens assembly in semi-surrounding mode, and is encapsulated in above described micro-lens assembly.
Use this structure, owing to mainboard is encapsulated in above micro-lens assembly, make the compact conformation of micro projector, save space.
Preferably, described micro-lens assembly includes the camera lens arranged along the longitudinal direction and the rear side being arranged in this camera lens in semi-surrounding mode and the lighting apparatus component on right side, and described camera lens, lighting apparatus component and mainboard encapsulation are integral.
Using this structure, due to mainboard, camera lens and lighting apparatus component, this three is packaged together, and when micro projector assembly and disassembly, they threes move as an Integral synchronous, is conducive to improving dismounting convenience.
Preferably, overall " L " shape in the rear side and right side being arranged in described camera lens in semi-surrounding mode of described mainboard, in described casing, it is close in the right side of described mainboard and is provided with blower fan and is placed in homonymy and first radiating subassembly opposite with the air outlet of this blower fan, be close in the left side of described mainboard and be provided with second radiating subassembly opposite with described blower fan.
Use this structure, described first radiating subassembly and the second radiating subassembly are arranged around the both sides of described mainboard, heat produced by described mainboard can be shed in time, be conducive to improving radiating effect, and then dispel the heat in time micro projector to guarantee its work well.
Preferably, described first radiating subassembly includes being arranged on described bottom of shell and with described fan outlet just to the first heat sink group arranged be close to the first heat sink that described mainboard is provided above, this first heat sink is arranged side by side with described first heat sink group, and described first heat sink and the top heat sink being positioned at the first heat sink group top link into an integrated entity and in step-like setting.
Use this structure, it is possible to from the top of described mainboard and sidepiece, described mainboard is dispelled the heat, and then heat produced by described mainboard can be shed in time, be conducive to improving radiating effect.Simultaneously as both described first heat sink and top heat sink are overall in step-like setting, it is possible to increasing heat radiation area, be conducive to improving radiating effect.
Preferably, described first heat sink group includes the vertical portion vertically arranged and is integrally formed on this vertical portion and horizontally disposed multiple fin.
Use this structure, it is possible to increase the area of dissipation of described first heat sink group, be conducive to improving radiating effect.
Preferably, described second radiating subassembly is vertically arranged and overall in unilateral herring-bone form.
Use this structure, it is possible to increase the area of dissipation of described second radiating subassembly, be conducive to improving radiating effect.
Preferably, offer on the housing and be positioned at homonymy opposite air inlet with described second radiating subassembly.
Using this structure, extraneous air enters back in casing after can first flowing through described second radiating subassembly when entering in casing via described air inlet, is conducive to preferably dispelling the heat described second radiating subassembly.
Preferably, in just place being offered air outlet with described fan outlet on the front panel of described casing.
Use this structure, owing to the air outlet of micro projector and the first radiating subassembly and fan outlet are just to setting, heat on first radiating subassembly can directly drain into outside micro projector via this air outlet under described fan action, it is advantageously ensured that radiating effect.
Preferably, in described casing, the rear in described mainboard is provided with battery, is positioned at the circuit board below this battery, described battery, circuit board and and they just to bottom of shell be spaced setting the most successively.
Use this structure, due to described battery, circuit board and and they just to this three of bottom of shell be spaced setting the most successively, so can form ventilation gap between this three, convenient circuit board and battery be dispelled the heat.
Accompanying drawing explanation
Fig. 1 be micro projector face oblique view；
Fig. 2 is the backsight oblique view of micro projector；
Fig. 3 is that micro projector faces oblique view under removing upper shell and battery；
Fig. 4 is micro projector left view oblique view after removing upper shell and battery；
Fig. 5 is that the micro projector right side after removing upper shell regards oblique view.
Detailed description of the invention
Referring to Fig. 1～Fig. 5, micro projector described in the utility model is described in detail.
As depicted in figs. 1 and 2, micro projector entirety is rectangle tabular, and it has a casing 1, and this casing 1 is mainly made up of the upper shell 11 being interlocked and lower house 12, the front panel 13 being placed in both rear and front end and rear board 14.Left and right sides symmetry in casing 1 offers the first opening 15 and the second opening 16 arranged along its length, is made up of the air inlet of micro projector the first opening 15 being positioned at left side.Right side opening at front panel 13 is provided with the multiple manholes aligned, and is made up of the air outlet 17 of micro projector these multiple manholes.
As shown in Figure 3, the micro-lens assembly and mainboard 2 and the battery 9 arranged near rear side and circuit board 3 arranged equipped with close front side is received in casing 1, as it is shown in figure 5, battery 9, circuit board 3 and and they just to this three of lower house 12 be spaced setting the most successively.Wherein, micro-lens assembly includes being positioned at casing left front the camera lens 4 arranged along the longitudinal direction and being arranged in rear side and the lighting apparatus component (not shown) on right side of this camera lens 4 in semi-surrounding mode, as it is shown in figure 1, the front end of camera lens 4 is inlaid in the left side of front panel 13；Mainboard 2 is overall L-shaped and is provided with a chip of intelligence Android system, it is also arranged in rear side and the right side of camera lens 4 in semi-surrounding mode, and, mainboard 2 overall package is above aforementioned lighting apparatus component, in the present embodiment, camera lens 4, lighting apparatus component and this three of mainboard 2 are packaged together and form an entirety and be arranged on lower house 12, and when micro projector assembly and disassembly, they threes move as an Integral synchronous.In semi-surrounding mode, one overall L-shaped heat-conducting plate is installed around the front side of lighting apparatus component and right side in the lower section of mainboard 2, this heat-conducting plate is copper coin or aluminium sheet, its entirety is perpendicular to lower house 12 and arranges, and the vertical portion of heat-conducting plate is arranged along the longitudinal direction, and its horizontal component is arranged in left-right direction.
For example and without limitation, mainboard 2 generally includes a printed circuit board (PCB) and is arranged on the microcontroller on this printed circuit board (PCB), receptor, DLP (Digital Light Procession, digital light processes) projection processor, LED drive chip and power management chip, wherein, microcontroller is the control centre of system, for the operation of control system；DLP projection processor realizes all of image procossing and display controls；LED drive chip comprises a complete LED and drives, it is possible to provide electric current to each LED；Power management chip is used for power management and the Charge Management of completion system.Description previously with regard to mainboard 2 is prior art, it can be appreciated that the concrete structure of mainboard 2 also can use other schemes of the prior art to realize, does not repeats.
As it is shown on figure 3, in casing 1 right side in mainboard 2 be provided with one with the blower fan 6 of mainboard 2 back-end aligned and be placed in homonymy and first radiating subassembly 7 opposite with the air outlet of this blower fan 6.Blower fan 6 is the turbofan of air inlet through hollow shaft radially air-out.First radiating subassembly 7 includes being arranged on lower house 12 and with the air outlet of aforementioned blower fan 6 just to the first heat sink group 71 arranged be close to the first heat sink 72 that mainboard 2 is provided above, wherein, first heat sink group 71 is close to the vertical portion of aforementioned heat-conducting plate and is arranged, it mainly includes the vertical portion vertically arranged and the multiple fin being integrally formed on this vertical portion and being horizontally spaced about, and the fin that will be located in top is defined as top heat sink；First heat sink 72 directly overlays on the vertical components and parts of mainboard 2, and it is arranged side by side in the lateral direction with the first heat sink group 7, and especially, the first heat sink 72 is in the vertical direction higher than top heat sink, and both link into an integrated entity and overall in step-like setting.It addition, as shown in Figure 3 and Figure 4, being additionally provided with and be close to the second radiating subassembly 8 that the left side of mainboard 2 is arranged in casing 1, this second radiating subassembly 8 entirety is in the unilateral herring-bone form vertically arranged.In the present embodiment, the first radiating subassembly 7 and the second radiating subassembly 8 are made by copper coin or aluminium sheet.
Additionally, power key, volume add-substract key and the ray machine switch key etc. that on plate 14 and other positions of casing surrounding are typically provided with video signal input interface below, earphone interface, audio interface, USB interface, internal memory card interface are connected with primary processor, wherein, video signal input interface can be MI, NI, HDMI high definition input interface, can be with electronic digital products such as external computer, DVD, notebook computer, smart mobile phone, Set Top Box, multimedia players.USB interface can be Mini, USB interface or include a standard USB interface and a MiniUSB interface, can extraneous portable hard drive, USB flash disk and the external storage equipment such as mouse, keyboard.The insertion of the TF card of the digital product such as camera, mobile phone can be facilitated by internal memory card interface, can be with external speaker, loudspeaker etc. by earphone interface.
Combine said structure referring to Fig. 1～5 to describe, the cooling system of micro projector is easily described.
In micro projector work process, under the effect of blower fan 6, extraneous air enters in casing 1 through the first opening 15 (composition air inlet) as shown in Figure 2, a portion air is entered blower fan 6 by the air inlet of blower fan 6 after flowing through the second radiating subassembly 8, mainboard 2 and lighting apparatus component placed under successively, and another part air is also entered blower fan 6 by the air inlet of blower fan 6 after flowing through the ventilation gap between battery 9, circuit board 3 and this three of lower house 12；Enter the air in blower fan 6 to be discharged by the air outlet of blower fan 6 under the effect of blower fan 6, then flow through the first radiating subassembly 7, finally drained into outside by the air outlet 17 on front panel 13；It addition, entered direct the second opening 16 the most as shown in Figure 2 after the sub-fraction in the extraneous air in casing 1 additionally flows through the ventilation gap between battery 9, circuit board 3 and this three of lower house 12 by the first opening 15 to drain into outside.
Above-mentioned micro projector, first, owing to mainboard 2 is encapsulated in above micro-lens assembly, make micro projector compact conformation, save space；Second, owing to mainboard 2, camera lens 4 and this three of lighting apparatus component are packaged together, when micro projector assembly and disassembly, they threes move as an Integral synchronous, are conducive to improving dismounting convenience；3rd, battery 9, circuit board 3 and and they just to this three of lower house 12 be spaced setting the most successively, so can form ventilation gap between this three, convenient circuit board and battery be dispelled the heat；4th, the major heat producing components of micro projector can be dispelled the heat effectively by arranging the first radiating subassembly 7 and the second radiating subassembly 8, be conducive to improving radiating effect, simultaneously, owing to both the first heat sink 72 and top heat sink are overall in step-like setting, can increasing heat radiation area, be conducive to improving radiating effect.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.
Claims (9)
1. a micro projector, including casing (1) and in being housed in this casing (1)
Mainboard (2) and micro-lens assembly, it is characterised in that described mainboard (2) is with semi-surrounding
Mode is arranged around described micro-lens assembly, and is encapsulated in above described micro-lens assembly.
Micro projector the most according to claim 1, it is characterised in that described miniature
Lens assembly includes the camera lens (4) arranged along the longitudinal direction and is arranged in this in semi-surrounding mode
The rear side of camera lens (4) and the lighting apparatus component on right side, described camera lens (4), lighting apparatus component and
Mainboard (2) encapsulates integral.
Micro projector the most according to claim 2, it is characterised in that described mainboard
(2) overall in being arranged in the rear side of described camera lens (4) and " L " on right side in semi-surrounding mode
Shape,
In described casing (1), it is close in the right side of described mainboard (2) and is provided with blower fan (6)
Be placed in homonymy and first radiating subassembly (7) opposite with the air outlet of this blower fan (6),
Be close in the left side of described mainboard (2) be provided with second opposite with described blower fan (6) dissipate
Hot assembly (8).
Micro projector the most according to claim 3, it is characterised in that described first
Radiating subassembly (7) includes being arranged on described bottom of shell and with described fan outlet just to setting
The first heat sink group (71) of putting and be close to the first heat radiation that described mainboard (2) is provided above
Plate (72), this first heat sink (72) is arranged side by side with described first heat sink group (71),
Described first heat sink (72) and the top heat sink being positioned at the first heat sink group (71) top
Link into an integrated entity and in step-like setting.
Micro projector the most according to claim 4, it is characterised in that described first
Heat sink group (71) includes the vertical portion vertically arranged and is integrally formed at this vertical portion
Upper and horizontally disposed multiple fin.
Micro projector the most according to claim 3, it is characterised in that described second
Radiating subassembly (8) is vertically arranged and overall in unilateral herring-bone form.
Micro projector the most according to claim 3, it is characterised in that at described machine
Offer on shell (1) and be positioned at homonymy opposite air intake with described second radiating subassembly (8)
Mouthful.
Micro projector the most according to claim 3, it is characterised in that at described machine
In just place being offered air outlet with described fan outlet on the front panel (13) of shell (1)
(17)。
Micro projector the most according to claim 1, it is characterised in that at described machine
It is provided with battery (9) in shell (1) in the rear of described mainboard (2), is positioned at this battery (9)
The circuit board (3) of lower section, described battery (9), circuit board (3) and the most right with them
Bottom of shell be spaced setting the most successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520988615.XU CN205594278U (en) | 2015-12-02 | 2015-12-02 | Mini projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520988615.XU CN205594278U (en) | 2015-12-02 | 2015-12-02 | Mini projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205594278U true CN205594278U (en) | 2016-09-21 |
Family
ID=56927336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520988615.XU Active CN205594278U (en) | 2015-12-02 | 2015-12-02 | Mini projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205594278U (en) |
-
2015
- 2015-12-02 CN CN201520988615.XU patent/CN205594278U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20190705 Granted publication date: 20160921 |