CN221125074U - Vertical projector - Google Patents
Vertical projector Download PDFInfo
- Publication number
- CN221125074U CN221125074U CN202323285309.3U CN202323285309U CN221125074U CN 221125074 U CN221125074 U CN 221125074U CN 202323285309 U CN202323285309 U CN 202323285309U CN 221125074 U CN221125074 U CN 221125074U
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- China
- Prior art keywords
- outer shell
- light source
- projection lens
- heat dissipation
- projector
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 23
- 238000009434 installation Methods 0.000 abstract description 3
- 238000007664 blowing Methods 0.000 abstract 1
- 238000001816 cooling Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Projection Apparatus (AREA)
Abstract
The utility model discloses a vertical projector, which comprises an outer shell, wherein a main board, a light source, a lens component, a projection lens component, a lens reflector, a main fan and a heat dissipation component are arranged in the outer shell; the projection lens component is obliquely arranged at the rear side of the middle part of the outer shell, and the light source is arranged at the light incidence side of the projection lens component; the heat dissipation assembly comprises a projection screen radiator, a heat dissipation fan and a light source radiator, wherein the heat dissipation fan and the projection screen radiator are arranged at one end of the projection lens assembly and are positioned at the bottom of the rear side of the outer shell, and the light source radiator is arranged at the bottom of the front side of the outer shell. According to the utility model, the air inlet and outlet positions and the installation positions of the internal components of the projector are changed, so that the width of the whole machine is reduced, and the occupied area of a desktop is reduced; the air outlet is used for outputting air upwards, so that hot air is prevented from blowing people when the air is exhausted forwards, and meanwhile, the heat dissipation efficiency of the fan is improved.
Description
Technical Field
The utility model relates to the technical field of projectors, in particular to a vertical projector.
Background
The existing LCD projector is mainly divided into two types of vertical and horizontal design schemes in the whole appearance design, wherein the horizontal design has large size and low projection position, and projection pictures are easily influenced by articles placed on a tabletop; the vertical design projector has high internal space utilization rate and small occupied desktop space, and the projection lens is generally higher than the horizontal design, so that the projector more accords with the future development trend.
In the vertical design, the light path, the radiator and the fan are generally stacked front and back, and the design layout of rear air inlet and front air outlet is adopted. As in the conventional vertical LCD projector, normal temperature air is introduced from the rear side, first passes through the LCD radiator, then passes through the LED radiator and is discharged through the fan, and in this process, the air path is directly passed through, so that the air speed loss is less, and the heat dissipation efficiency is high. However, the front-back depth in the volume of the projector is too large in the layout, the occupied desktop space is still large, and the appearance of the whole projector is not attractive.
Disclosure of utility model
Aiming at the problems in the prior art, the utility model further reduces the area of the desktop occupied by the equipment and raises the height of the projection lens by changing the front-mounted main cooling fan in the LCD projector into the upper-mounted main cooling fan on the premise of basically not sacrificing the cooling efficiency, thereby effectively avoiding the influence of the placing objects on the projection by the desktop.
The utility model aims to achieve the aim, and is specifically realized by the following technical scheme:
The vertical projector comprises an outer shell, wherein a main board, a light source, a lens assembly, a projection lens assembly, a lens reflector, a main fan and a heat dissipation assembly are arranged in the outer shell, the lens assembly is arranged at the upper part of the front side of the outer shell, an air inlet hole is formed in the outer shell, the main fan is arranged at the top of the outer shell, and an air outlet hole is formed in the top of the outer shell;
The projection lens assembly is obliquely arranged on the rear side of the middle part of the outer shell, the light source is arranged on the light incidence side of the projection lens assembly, the reflector is obliquely arranged in the outer shell and positioned on the light emergent side of the projection lens assembly, and the reflector is used for reflecting the emergent light of the projection lens assembly to the lens assembly, wherein the reflected light of the reflector is opposite to the lens assembly;
In the present utility model, the front side refers to the side of the lens of the projector, i.e. the light outgoing side of the lens, and is also the side of the projector facing the projection curtain, and the rear side is the side facing the projection lens.
The heat dissipation assembly comprises a projection screen radiator, a heat dissipation fan and a light source radiator, wherein the heat dissipation fan and the projection screen radiator are arranged at one end of the projection lens assembly and are positioned at the bottom of the rear side of the outer shell, and the light source radiator is arranged at the bottom of the front side of the outer shell.
Further, the air inlet is formed in the bottom of the rear side of the outer shell.
Further, the main board is installed at the bottom in the outer housing.
Further, the bottom surface of the outer shell is provided with a supporting foot pad, and the air inlet hole is formed in the bottom surface of the outer shell.
Further, the main board is vertically installed at the rear side in the outer housing.
Further, the light source is positioned on the light incidence side opposite to the projection lens assembly and is connected with the light source radiator through the radiating pipe.
Further, the light source is fixed on the outer wall of the light source radiator, and reflects light to the light incidence side of the projection lens assembly through the light source reflector.
Further, a condenser lens is installed outside the light source.
Further, the projection lens assembly comprises a first lens, an LCD screen and a second lens which are arranged in sequence.
Compared with the prior art, the technical scheme of the utility model has the beneficial effects that:
1. by changing the air inlet and outlet positions and the installation positions of the internal components of the projector, the width of the whole machine is reduced, and the occupied area of a desktop is reduced;
2. On the basis of the overall height increase, the height of the projection lens is correspondingly increased, so that the influence of articles placed on the desktop on a projection picture is avoided;
3. The air outlet is used for outputting air upwards, so that the possibility that hot air blows people when the air is exhausted forwards is avoided, and the radiating efficiency of the fan is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the overall structure of an embodiment of the present utility model;
FIG. 3 is a schematic overall structure of another embodiment of the present utility model;
fig. 4 is a schematic overall structure of a further embodiment of the present utility model.
In the figure, 1-an outer shell; 2-a main board; 3-a light source; a 4-lens assembly; a 5-projection lens assembly; 6-a lens reflector; 7-a main fan; 8-an air inlet hole; 9-an air outlet hole; 10-a projection screen radiator; 11-a heat radiation fan; 12-a light source heat sink; 13-supporting foot pads; 14-radiating pipes; 15-a light source reflector; 16-a condenser; 17-a first lens; 18-LCD screen; 19-a second lens.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 1 to 4, the vertical projector of the utility model comprises an outer shell 1, wherein a main board 2, a light source 3, a lens component 4, a projection lens component 5, a lens reflector 6, a main fan 7 and a heat dissipation component are arranged in the outer shell 1, the lens component 4 is arranged on the upper part of the front side of the outer shell 1, an air inlet hole 8 is arranged on the outer shell 1, the main fan 7 is arranged on the inner top of the outer shell 1, an air outlet hole 9 is formed in the top of the outer shell 1, and the air outlet hole 9 is arranged on the top of the air outlet.
The projection lens assembly 5 is obliquely arranged in the middle of the outer shell 1, the light source 3 is arranged on the light incidence side of the projection lens assembly 5, the lens reflector 6 is obliquely arranged in the outer shell 1 and positioned on the light emergence side of the projection lens assembly 5, and the reflected light of the lens reflector 6 is opposite to the lens assembly 4, so that the light in the projector is projected out of the lens.
The heat dissipation assembly comprises a projection screen heat radiator 10, a heat dissipation fan 11 and a light source heat radiator 12, wherein the heat dissipation fan 11 and the projection screen heat radiator 10 are arranged at one end of the projection lens assembly 5 and are positioned at the bottom of the rear side of the outer shell 1, and the light source heat radiator 12 is arranged at the bottom of the front side of the outer shell 1. The cooling fan 11 is used for forming a cooling air channel on the projection lens assembly 5, and the projection screen radiator 10 is used for ventilating and cooling the cooling air channel of the projection lens assembly 5. The light source heat sink 12 is used to cool down the LCD light source.
In one embodiment, the air inlet hole 8 is formed in the bottom of the rear side of the outer casing 1. Preferably, the main board 2 is mounted at the bottom of the outer housing.
In another embodiment, as shown in fig. 3, a supporting foot pad 13 is disposed on the bottom surface of the outer casing 1, and the air inlet hole 8 is formed on the bottom surface of the outer casing 1. As shown in fig. 4, it is further preferable that the main plate 2 is vertically installed at the inner rear side of the outer case 1. Through the reasonable layout of the positions of the air inlet 8 and the main board 2, the integral installation of the inner parts of the projector is orderly, and the inner ventilation and heat dissipation are convenient.
In one embodiment, as shown in FIG. 1, the light source is positioned on the light incident side facing the projection lens assembly and is connected to the light source heat sink 12 via a heat pipe 14.
As shown in fig. 2-4, in some embodiments, the light source 3 is fixed to the outer wall of the light source heat sink 13 and reflects light to the light incident side of the projection lens assembly 5 via the light source reflector 15. It is further preferable in this embodiment that the condenser lens 16 is installed outside the light source 3.
In an embodiment, the projection lens assembly 5 includes a first lens 17, an LCD screen 18, and a second lens 19 arranged in sequence, and separate polarizers may be disposed between the LCD screen 18 and the first lens 17 and the second lens 19 to increase the heat dissipation area and improve the heat dissipation effect.
According to the scheme, the upper fan can fully utilize the top space, and the fan with larger size, higher air quantity and lower rotating speed is selected, so that better heat dissipation effect and lower noise are brought. According to the vertical projector, normal-temperature air still enters from the bottom of the rear side and firstly passes through the LCD radiator, then passes through the main board and the LED radiator and is discharged from the top through the fan, and in the process, the air path is slightly lengthened, but the higher heat dissipation efficiency can be still maintained.
The specific embodiments of the present utility model are intended to be illustrative, rather than limiting, of the utility model, and modifications thereof will be suggested to persons skilled in the art to which the present utility model pertains without inventive contribution, as desired, after having read the present specification, but are to be protected by the patent law within the scope of the appended claims.
Claims (9)
1. The vertical projector is characterized by comprising an outer shell (1), wherein a main board (2), a light source (3), a lens component (4), a projection lens component (5), a lens reflector (6), a main fan (7) and a heat dissipation component are arranged in the outer shell, the lens component is arranged at the upper part of the front side of the outer shell, an air inlet hole (8) is formed in the outer shell, the main fan is arranged at the top of the outer shell, and an air outlet hole (9) is formed in the top of the outer shell;
The projection lens component is obliquely arranged at the rear side of the middle part of the outer shell, the light source is arranged at the light incidence side of the projection lens component, the reflector is obliquely arranged in the outer shell and positioned at the light emergence side of the projection lens component, and the reflected light of the reflector is opposite to the lens component;
The heat dissipation assembly comprises a projection screen heat radiator (10), a heat dissipation fan (11) and a light source heat radiator (12), wherein the heat dissipation fan and the projection screen heat radiator are arranged at one end of the projection lens assembly and are positioned at the bottom of the rear side of the outer shell, and the light source heat radiator is arranged at the bottom of the front side of the outer shell.
2. The stand projector of claim 1 wherein the air inlet is provided in a rear bottom of the housing.
3. The stand projector according to claim 1 or 2, wherein the main board is mounted at the bottom of the outer housing.
4. The vertical projector according to claim 1, wherein the bottom surface of the outer housing is provided with a support foot pad (13), and the air inlet is provided at the bottom surface of the outer housing.
5. The stand projector of claim 1 or 4, wherein the main plate is vertically installed at a rear side of the outer housing.
6. The stand projector of claim 1, wherein the light source is located on a light incident side facing the projection lens assembly and is connected to the light source radiator by a radiating pipe (14).
7. The stand projector according to claim 1, wherein the light source is fixed to an outer wall of the light source radiator and reflects the light to a light incident side of the projection lens assembly through a light source reflector (15).
8. The stand projector according to claim 7, characterized in that a condenser lens (16) is mounted outside the light source.
9. The stand projector according to claim 1, wherein the projection lens assembly comprises a first lens (17), an LCD screen (18) and a second lens (19) arranged in sequence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323285309.3U CN221125074U (en) | 2023-12-01 | 2023-12-01 | Vertical projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323285309.3U CN221125074U (en) | 2023-12-01 | 2023-12-01 | Vertical projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221125074U true CN221125074U (en) | 2024-06-11 |
Family
ID=91371321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323285309.3U Active CN221125074U (en) | 2023-12-01 | 2023-12-01 | Vertical projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221125074U (en) |
-
2023
- 2023-12-01 CN CN202323285309.3U patent/CN221125074U/en active Active
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| GR01 | Patent grant |