CN106896629B

CN106896629B - Projecting apparatus

Info

Publication number: CN106896629B
Application number: CN201510950428.7A
Authority: CN
Inventors: 叶锦文; 彭志坚
Original assignee: Hongfujin Precision Industry Wuhan Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Hongfujin Precision Industry Wuhan Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2015-12-18
Filing date: 2015-12-18
Publication date: 2018-11-06
Anticipated expiration: 2035-12-18
Also published as: CN106896629A

Abstract

A kind of projecting apparatus includes a shell,One power supply module,One projection lens,One light engine module,One light source module group,One fan and a wind-guiding block,One first space is formed in the shell,One second space and a third space,The projection lens and the light engine module are placed in first space,The power supply module is placed in the second space,The light source module group and the fan are placed in the third space,An air inlet and an air outlet are formed on the shell,First space and the second space are penetrated through with air inlet,The hot-fluid that the light engine module generates at work is to second space,The heat that the power supply module generates at work flow to third space,The hot-fluid in the third space is directed at first space and second space and is mixed with the cold air of air inlet by the wind-guiding block,The shell is discharged by air outlet in the heat of air after mixing by the fan.

Description

Projecting apparatus

Technical field

The present invention relates to a kind of projecting apparatus.

Background technology

Currently, projecting apparatus generally reduces projecting apparatus by increasing number of fans or the quantity of air inlet and air outlet Although temperature, the temperature of projecting apparatus is reduced by the above method, but increase the cost of product, while also increasing projecting apparatus Operating noise.

Invention content

In view of the foregoing, it is necessary to which a kind of projecting apparatus of better heat-radiation effect is provided.

A kind of projecting apparatus, including a shell, a power supply module, a projection lens, a light engine module, a light source die Group, a fan and a wind-guiding block, the shell is interior to form one first space, a second space and a third space, the projection Camera lens and the light engine module are placed in first space, and the power supply module is placed in the second space, the light source Module and the fan are placed in the third space, and an air inlet and an air outlet, first space are formed on the shell And the second space is penetrated through with air inlet, the hot-fluid that the light engine module generates at work is described to second space The heat that power supply module generates at work flow to third space, and the hot-fluid in the third space is directed to institute by the wind-guiding block It states at the first space and second space and is mixed with the cold air of air inlet, the fan leads to the heat of air after mixing It crosses air outlet and the shell is discharged.

Compared to the prior art, the hot-air in third space is guided to described by above-mentioned projecting apparatus by the wind-guiding block It is mixed at one space and second space and with the cold air of the air inlet, and by the fan by mixed air Heat is driven to outside the shell.In this way, the atmospheric heat that the fan is extracted out will substantially reduce, and improve the projection The heat dissipation effect of instrument reduces the temperature of projecting apparatus, extends the service life of fan.

Description of the drawings

Fig. 1 is the stereogram for the projecting apparatus that one embodiment of the invention provides.

Fig. 2 is the optical cable of the projecting apparatus in Fig. 1.

Fig. 3 is the further exploded view of the projecting apparatus in Fig. 2.

Fig. 4 is the further exploded view of the projecting apparatus in Fig. 3.

Main element symbol description

Following specific implementation mode will be further illustrated the present invention in conjunction with above-mentioned attached drawing.

Specific implementation mode

It please refers to Fig.1 and Fig. 2, in a preferred embodiment of the invention, a kind of projecting apparatus 100 includes that a shell 10, one is thrown Shadow camera lens 20, one is fixed on power supply module 40, a light engine module 30, a light source module group 50 and a wind in the shell 10 Fan 60.The projection lens 20 exposes at the shell 10, and the fan 60 is an aerofoil fan.

In present embodiment, one first space 22, a second space 24 and a third space 26 are equipped in the shell 10. The projection lens 20 and the light engine module 30 are placed in first space 22, and the power supply module 40 is placed in described Two spaces 24, the light source module group 50 and the fan 60 are placed in the third space 26.

In present embodiment, the shell 10 is equipped with an air inlet 21 and an air outlet 23.First space 22 and The second space 24 is penetrated through with the air inlet 21.One the is formed between first space 22 and the second space 24 One communication port（It is not shown）, generated heat is flow to the light engine module 30 by first communication port at work The second space 24.One second communication port is formed between the second space 24 and the third space 26（It is not shown）, institute Stating power supply module 40, generated heat flow to the third space 26 by second communication port at work.

The shell 10 includes a first side 32, a second side 34 and a bottom plate 36.The first side 32 is substantially It is vertically connected at second side 34, the first side 32 and second side 34 is substantially vertical is connected to the bottom plate 36. In present embodiment, the air inlet 21 is set in the first side 32, and the air outlet 23 is set to the second side On face 34, the power supply module 40, light engine module 30, light source module group 50 and fan 60 are respectively provided with and are fixed on the bottom plate On 36.The projection lens 20 is connect with the light engine module 30, the axial direction of the projection lens 20 and first side Face 32 is arranged in parallel.The light source module group 50 is connect with the light engine module 30, the projection lens 20, light engine mould Group 30 and the substantially L-shaped arrangement of light source module group 50.

Fig. 3 and Fig. 4 is please referred to, the power supply module 40 includes a power supply mainboard 44, a power supply module 46 and a transformer Module 48.The power supply module 46 is fixed on the bottom plate 36, and the power supply mainboard 44 is placed on the transformer module 48 And transformer module 48 described in part overlaid.

The light engine module 30 further includes a control mainboard 38, the control mainboard 38 be arranged perpendicular to bottom plate 36 and Its side far from bottom plate 36 is contacted with the power supply mainboard 44, is made the shell 10, power supply module 46, power supply mainboard 44 and is become Depressor module 48 and control mainboard 38 form the second space 24.The control mainboard 38 is fixed towards 46 side of power supply module There is cooling fin 52, the cooling fin 52 is for distributing the heat in control mainboard 38 to the second space 24.

In present embodiment, an air blower 70 is also fixed in the third space 26, and the inlet scoop 72 of the air blower 70 is just For second communication port, for the heat in first space 22 and second space 24 to be sucked into third space 26.

A wind-guiding block 80 is also fixed in present embodiment, on the bottom plate 36, the wind-guiding block 80 is placed in the light source die Between group 50 and the fan 60.The wind-guiding block 80 includes that an inclined-plane 82 and a wind-guiding face 86, the inclined-plane 82 are held in institute It states between light source module group 50 and the fan 60, shape is in an acute angle between the inclined-plane 82 and the wind-guiding face 86, the wind-guiding The wind-guiding face 86 of block 80 is roughly parallel to the air-out direction of the exhaust outlet 54 of the light source module group 50.It so can be by third sky Between 26 hot-air be guided at first space 22 and second space 24, the cold air of hot-air and air inlet 21 carries out Mixing.

Above-mentioned projecting apparatus 100 by light engine module 30, power supply module 40, light source module group 50 by being respectively placed in the first sky Between 22, second space 24 and third space 26, at work due to light engine module 30, power supply module 40, light source module group 50 Temperature be raised successively, therefore, hot-air flow to second space 24 from the first space 22 and flows into third space 26, equal energy again The hot-air for taking away previous space improves the efficiency for taking away heat when air flowing, passes through an air inlet 21 and an air outlet 23 achieve that preferable heat dissipation effect.Moreover, because the wind-guiding block 80 hot-air in third space 26 is guided to it is described First space 22 and second space 24 are mixed with the cold air of the air inlet 21, and will be after mixing by the fan 60 Heat be driven to the outside of the shell 10.In this way, the atmospheric heat extracted out at the fan 60 will substantially reduce, and carry The high heat dissipation effect of the projecting apparatus, also extends the service life of fan.

Claims

1. a kind of projecting apparatus, including a shell, a power supply module, a projection lens, a light engine module, a light source module group, One fan and a wind-guiding block, it is characterised in that：One first space, a second space and a third space are formed in the shell, The projection lens and the light engine module are placed in first space, and the power supply module is placed in the second space, The light source module group and the fan are placed in the third space, and an air inlet and an air outlet are formed on the shell, described First space and the second space are penetrated through with air inlet, the hot-fluid that the light engine module generates at work to the second sky Between, the heat that generates at work of power supply module flow to third space, and the wind-guiding block is by the hot-fluid in the third space It is directed at first space and second space and is mixed with the cold air of air inlet, air after the fan will mix Heat the shell is discharged by air outlet.

2. projecting apparatus as described in claim 1, it is characterised in that：The wind-guiding block includes an inclined-plane and a wind-guiding face, described The inclined-plane of wind-guiding block is held between the light source module group and the fan, and the wind-guiding face of the wind-guiding block is parallel to the light source The air-out direction of the exhaust outlet of module.

3. projecting apparatus as described in claim 1, it is characterised in that：The shell includes a first side and a second side, The first side is substantially vertical to be connected to second side, and the air inlet is set in first side, the air outlet setting In in second side.

4. projecting apparatus as claimed in claim 3, it is characterised in that：The projection lens is connect with the light engine module, The axial direction of the projection lens is arranged in parallel with the first side, and the light source module group is connect with the light engine module, The projection lens, the light engine module and the substantially L-shaped arrangement of the light source module group.

5. projecting apparatus as claimed in claim 3, it is characterised in that：The shell further includes and the first side and described The bottom plate of the substantially vertical connection of two side faces, the power supply module, the light engine module, the light source module group and the wind Fan is both secured on the bottom plate.

6. projecting apparatus as claimed in claim 5, it is characterised in that：The power supply module includes a power supply module, a power supply master Plate and a transformer module, the power supply module are fixed on the bottom plate, and the power supply mainboard is placed in the transformer module Upper and part overlaid transformer module.

7. projecting apparatus as claimed in claim 6, it is characterised in that：The light engine module includes a control mainboard, described Control mainboard is arranged perpendicular to the bottom plate and its side far from bottom plate is contacted with power supply mainboard, makes the shell, the electricity Source module, the power supply mainboard and the control mainboard form the second space.

8. projecting apparatus as claimed in claim 7, it is characterised in that：The control mainboard is fixed towards power supply module side There is a cooling fin.

9. projecting apparatus as described in claim 1, it is characterised in that：An air blower, the air blast are also fixed in the third space Machine is used to the heat in first space and second space being sucked into third space.