CN112904652A - Projection arrangement is used in visual transmission design - Google Patents
Projection arrangement is used in visual transmission design Download PDFInfo
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- CN112904652A CN112904652A CN202110103776.6A CN202110103776A CN112904652A CN 112904652 A CN112904652 A CN 112904652A CN 202110103776 A CN202110103776 A CN 202110103776A CN 112904652 A CN112904652 A CN 112904652A
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- Prior art keywords
- projection
- box
- flow path
- module
- housing
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- 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
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- 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
- G03B21/145—Housing details, e.g. position adjustments thereof
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- 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
- G03B29/00—Combinations of cameras, projectors or photographic printing apparatus with non-photographic non-optical apparatus, e.g. clocks or weapons; Cameras having the shape of other objects
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- 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
- G03B31/00—Associated working of cameras or projectors with sound-recording or sound-reproducing means
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
Abstract
The invention discloses a projection device for visual transmission design, which comprises a projector, wherein the projector comprises a shell, a projection module, a loudspeaker module and a cooling module, the side surface of the shell facing a screen is a projection surface of the projection module, the top surface of the shell is a loudspeaker surface of the loudspeaker module, the cooling module comprises a cooling fan, and a first flow path part and a second flow path part which are respectively communicated with the cooling fan and are mutually independent, and the first flow path part and the second flow path part are respectively used for cooling the projection module and the loudspeaker module; the air inlets of the first flow path part and the second flow path part are opposite to the projection surface and the loudspeaking surface, and the air inlets of the first flow path part and the second flow path part, the air outlets of the cooling fan, the projection surface and the loudspeaking surface are opposite to each other; the invention discloses a projection device for visual transmission design, which solves the problems that a projector integrated with a loudspeaker in the prior art is unstable in projection in work and poor in working stability of the loudspeaker.
Description
Technical Field
The invention belongs to the field of projection equipment, and particularly relates to a projection device for visual transmission design.
Background
Visual transmission is an academic concept which is newly created in the present generation, the visual transmission is seen by people, and the transmission is expressed in a certain form. Visual transmission designs have undergone the evolution of commercial arts, industrial arts, printing arts, decoration, and flat design in several stages, and finally become designs that use visual media as carriers and use visual symbols to represent and transmit information. The visual transmission specialty is the course name set by the relevant design colleges, the training aim is to master the basic theory and professional knowledge necessary for the specialty, the work of packaging, advertising, plane design and the like can be independently carried out by applying the method skills of professional design, and the visual transmission specialty has certain artistic maintenance and aesthetic ability.
Visual transmission design specialty is different from other specialty in the teaching process, often needs to use projection arrangement to study. Along with the use of the projection device is more and more extensive, the original fixed and hoisted projector is basically abandoned, the movable projector which can be used at any time along with the installation is adopted, the loudspeakers are integrated in the projectors, the image can be directly projected onto a white or light-colored background wall, a screen curtain and the like with characteristics are not needed, and the projection device is convenient to use and good in flexibility. However, the projector has the problem of internal heat dissipation, the projection module and the speaker module have poor heat dissipation effects, and the mutual heat influence is large, and the vibration films and the like in the projection module, the light path component and the speaker module are all precise parts, and are easy to vibrate or external shadows, so that the projection stability and the speaker working stability in the projector are poor.
Disclosure of Invention
The invention aims to provide a projection device for visual transmission design, which solves the problems that a projector integrated with a loudspeaker in the prior art is unstable in projection and poor in loudspeaker working stability.
The invention provides a projection device for visual transmission design, which comprises a projector, wherein the projector comprises a box-shaped shell, a projection module, a speaker module and a cooling module, the projection module, the speaker module and the cooling module are accommodated in the shell, the side surface of the shell facing a screen is a projection surface of the projection module, the top surface of the shell is a speaker surface of the speaker module, the cooling module comprises a cooling fan, and a first flow path part and a second flow path part which are respectively communicated with the cooling fan and are mutually independent, and the first flow path part and the second flow path part are respectively used for cooling the projection module and the speaker module; the air inlets of the first flow path part and the second flow path part are respectively opposite to the projection surface and the loudspeaking surface, and the air inlets of the first flow path part and the second flow path part, the air outlets of the cooling fan, the projection surface and the loudspeaking surface are respectively opposite to each other.
Preferably, the projection module includes a light path box and a projection lens, the projection lens is installed on the projection surface, the light path box is detachably installed on the bottom surface of the housing and is close to an inner side surface of the housing, and the air inlet of the first flow path portion is formed in the side surface of the housing close to the light path box.
Preferably, the cross section of the light path box is circular or oval, a connecting pin is arranged at the bottom of the light path box, and the connecting pin is detachably connected with the inner bottom surface of the shell; a space between the optical path box and the inner surface of the housing forms the first flow path portion.
Preferably, a first buffer pad is arranged between the light path box and the inner bottom surface of the shell.
Preferably, the speaker module includes magnetic electricity box and vibration basin, the vibration basin orientation the face of raising one's voice sets up and communicates and has the sound conduction orifice plate, the outside cover of magnetic electricity box is equipped with the wind-guiding box, be provided with first wind gap and second wind gap on the wind-guiding box, the second wind gap with cooling fan intercommunication, first wind gap intercommunication the air intake of second flow path portion, the air intake setting of second flow path portion is in the casing is kept away from on the side of projecting the face, the wind-guiding box with form between the magnetic electricity box second flow path portion.
Preferably, the air guiding box is arranged in a cylindrical shape with a hemispherical bottom surface, a connecting support is arranged on the bottom surface of the air guiding box, the connecting support is detachably connected with the inner bottom surface of the shell, and a second cushion pad is arranged between the connecting support and the bottom surface of the shell; the airflow passing through the first flow path portion passes through the bottom of the air guide box.
The projection device for visual transmission design of the technical scheme of the invention has the beneficial effects that:
1. first flow path portion and second flow path portion are independent each other, cool off for projection module and speaker module respectively, improve the cooling effect to projection module and speaker module, and the effectual problem of having avoided precision components and parts to appear influencing each other in projection module and speaker module in the cooling process and leading to the job stabilization poor that prolongs projection module and speaker module's life, reduces the fault rate that appears in projection module and the work of speaker module.
2. The air inlets of the first flow path part and the second flow path part are opposite to the projection surface and the loudspeaking surface, and the air outlets of the cooling fan are opposite to the air inlets, the projection surface and the loudspeaking surface, so that the problem that in work, due to the propagation of sound waves and light broadcasts and the mutual influence caused by the flowing of cooling air is effectively solved, and the stability of the projector in work is improved.
Drawings
FIG. 1 is a schematic perspective view of a projection apparatus for visual transmission design according to the present invention,
figure 2 is a top view of figure 1,
figure 3 is a front view of figure 1,
figure 4 is a left side view of figure 1,
fig. 5 is a schematic structural diagram of a speaker module.
Detailed Description
In order to facilitate the understanding of the technical solutions of the present invention for those skilled in the art, the technical solutions of the present invention will be further described with reference to the drawings attached to the specification.
As shown in fig. 1 to 4, a projector according to an embodiment of the present invention includes a projector including a case 100 having a box shape, and a projection module 1, a speaker module 2, and a cooling module 3 housed in the case 100. The side of the casing 100 facing the screen is a projection surface 11 of the projection module 1, and the top surface of the casing 100 is a speaker surface 21 of the speaker module 2. The cooling module 3 includes a cooling fan 31, and a first flow path portion 10 and a second flow path portion 20 which are respectively communicated with the cooling fan 31 and are independent of each other, and the first flow path portion 10 and the second flow path portion 20 respectively cool the projection module 1 and the speaker module 2. The air inlet 12/22 of each of the first flow path portion 10 and the second flow path portion 20 faces the projection surface 11 and the speaker surface 21 in different directions. The air inlet 12 of the first flow path portion, the air inlet 22 of the second flow path portion, the air outlet 32 of the cooling fan, the projection surface 11, and the speaker surface 21 are oriented in different directions.
Based on the above technical scheme, first flow path portion 10 and second flow path portion 20 are independent each other, and cool off for projection module 1 and speaker module 2 respectively, improve the cooling effect to projection module 1 and speaker module 2, avoided in the cooling, the phenomenon of heat on projection module 1 and the speaker module 2 interchange appears, the effectual problem of precision components and parts in projection module 1 and the speaker module 2 that has avoided appearing the interact and result in the job stabilization nature poor that cools off. The service life of the projection module 1 and the loudspeaker module 2 can be prolonged, and the failure rate of the projection module 1 and the loudspeaker module 2 in work is reduced.
Based on the above technical solution, the air inlet 12 of the first flow path portion, the air inlet 22 of the second flow path portion, the air outlet 32 of the cooling fan, the projection surface 11, and the speaker surface 21 are oriented differently. The influence on sound wave propagation and light broadcasting caused by cooling air flowing in the working process of the projector is avoided, the problems of low projection quality, unstable projection head portrait or poor sound propagation effect are avoided, and the working quality of the projector is improved.
As shown in fig. 2 and 3, the projection module 1 includes an optical path box 13 and a projection lens 14, and the projection lens 14 is mounted on the projection surface 11. The optical path box 13 is detachably mounted on the bottom surface of the housing 100 and is adjacent to an inner side surface of the housing 100. The intake vent 12 of the first flow path portion 10 is provided on a side of the housing 100 close to the optical path box 13. The cross section of the light path box 13 is circular or oval, the bottom of the light path box 13 is provided with a connecting pin 15, and the connecting pin 15 is detachably connected with the inner bottom surface of the shell 100. The space between the optical path box 13 and the inner surface of the housing 100 forms the first flow path portion 10. The circular or oval light path box 13 effectively avoids reducing the wind resistance of the first flow path part 10 in cooling, improves the wind speed, avoids the problem of vibration or shaking of the components inside the projection module 1 caused by the impact of wind flow and the light path box 13, reduces the failure rate of the components inside the projection module 1, and prolongs the service life of the projection module 1.
As shown in fig. 3, a first buffer 16 is disposed between the light path box 13 and the inner bottom surface of the housing 100. The bottom surface in the casing 100 is welded with a connecting bolt 17, a first cushion 16 is sleeved on the connecting bolt 17, and a connecting pin 15 of the light path box 13 is sleeved on the connecting bolt 17, is arranged on the first cushion 16, and is fixed through a fastener. When the casing 100 vibrates or rocks, the light path box 13 is isolated and cushioned under the effect of the first cushion pad 16, so that the light path box 13 and components therein are prevented from resonating with the casing 100, the service life of the light path box 13 is prolonged, and when the projector works, the vibration of the light path box 13 is effectively avoided, and the projection quality is ensured.
As shown in fig. 3 to 5, the speaker module 2 includes a magneto-electric box 23 and a vibration tub 24, and the vibration tub 24 is disposed toward the speaker surface 21 and communicates with a sound-guiding aperture plate 25. An air guide box 26 is sleeved outside the magnetoelectric box 23, and a first air opening 28 and a second air opening 27 are arranged on the air guide box 26. The second port 27 communicates with the cooling fan 32, and the first port 28 communicates with the inlet port 22 of the second flow path portion 20. The air inlet 22 of the second flow path portion 20 is provided on a side surface of the casing 100 away from the projection surface 11, and the second flow path portion 20 is formed between the air guide box 26 and the magneto box 23.
Based on above-mentioned technical scheme, wind-guiding box 26's setting, second flow path portion 20 independent mutually with first flow path portion 10 has been formed, make the heat on the magnetoelectric box 23 can not lead to the fact the influence to light path box 13 in the heat dissipation process, the cooling air current can not lead to the fact the influence to light path box 13 yet simultaneously, mutual independence, the effectual problem that precision components and parts appear influencing each other and lead to the operating stability poor in the cooling process in projection module and the speaker module of having avoided, the life of extension projection module and speaker module, the fault rate that reduces appearance in projection module and the speaker module work. Meanwhile, the second flow path portion 20 only cools the magnetic cell 23 and the magnetic and electrical components therein, and does not affect the vibration basin 24, thereby preventing the vibration basin from being affected by the propagation of the acoustic wave or external vibration.
As shown in fig. 3 to 5, the wind guiding box 26 is provided in a cylindrical shape having a hemispherical bottom surface. The bottom surface of the wind guiding box 26 is provided with a connecting support 29, and the connecting support 29 is detachably connected with the inner bottom surface of the shell 100. A second cushion 291 is provided between the connection strut 29 and the bottom surface of the housing 100; the airflow passing through the first flow path portion 10 passes through the bottom of the air guide box 26. The connection between the connection post 299 and the casing 100 is similar to the connection between the connection leg 15 and the bottom surface of the casing 100, and the second cushion 291 is provided to isolate the vibration of the wind guide box 26.
Technical solution of the invention is described above with reference to the accompanying drawings, it is obvious that the specific implementation of the invention is not limited by the above-mentioned manner, and it is within the scope of the invention to adopt various insubstantial modifications of the inventive method concept and technical solution, or to apply the inventive concept and technical solution to other occasions without modification.
Claims (6)
1. A projection device for visual transmission design comprises a projector, wherein the projector comprises a box-shaped shell, a projection module, a speaker module and a cooling module, the projection module, the speaker module and the cooling module are accommodated in the shell, the side surface, facing a screen, of the shell is a projection surface of the projection module, and the top surface of the shell is a speaker surface of the speaker module; the air inlets of the first flow path part and the second flow path part are respectively opposite to the projection surface and the loudspeaking surface, and the air inlets of the first flow path part and the second flow path part, the air outlets of the cooling fan, the projection surface and the loudspeaking surface are respectively opposite to each other.
2. The projection apparatus for visual communication design according to claim 1, wherein the projection module includes a light path box and a projection lens, the projection lens is mounted on the projection surface, the light path box is detachably mounted on the bottom surface of the housing and is located near an inner side surface of the housing, and the air inlet of the first flow path portion is disposed on a side surface of the housing near the light path box.
3. The projection apparatus for visual transmission design according to claim 2, wherein the cross section of the optical path box is circular or elliptical, and a connecting pin is provided at the bottom of the optical path box and detachably connected to the inner bottom surface of the housing; a space between the optical path box and the inner surface of the housing forms the first flow path portion.
4. The projection device for visual transmission design according to claim 3, wherein a first cushion pad is disposed between the light path box and the inner bottom surface of the housing.
5. The projection arrangement for the visual transmission design of claim 1, characterized in that, the speaker module includes a magneto-electric box and a vibration basin, the vibration basin is towards the face of raising one's voice sets up and communicates with and has the sound conduction orifice plate, the magneto-electric box outside cover is equipped with the wind conduction box, be provided with first wind gap and second wind gap on the wind conduction box, the second wind gap with cooling fan intercommunication, first wind gap intercommunication the air intake of second flow path portion, the air intake setting of second flow path portion is in the casing is kept away from on the side of the face of projecting, the wind conduction box with form between the magneto-electric box second flow path portion.
6. The projection apparatus for visual transmission design according to claim 5, wherein the air guiding box is provided in a cylindrical shape having a hemispherical bottom surface, a connecting pillar is provided on the bottom surface of the air guiding box, the connecting pillar is detachably connected to the inner bottom surface of the housing, and a second cushion pad is provided between the connecting pillar and the bottom surface of the housing; the airflow passing through the first flow path portion passes through the bottom of the air guide box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110103776.6A CN112904652A (en) | 2021-01-26 | 2021-01-26 | Projection arrangement is used in visual transmission design |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110103776.6A CN112904652A (en) | 2021-01-26 | 2021-01-26 | Projection arrangement is used in visual transmission design |
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| Publication Number | Publication Date |
|---|---|
| CN112904652A true CN112904652A (en) | 2021-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110103776.6A Pending CN112904652A (en) | 2021-01-26 | 2021-01-26 | Projection arrangement is used in visual transmission design |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024146291A1 (en) * | 2023-01-03 | 2024-07-11 | 深圳洛克创新科技有限公司 | Housing, projection device, and method used for projecting device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6350033B1 (en) * | 1998-11-10 | 2002-02-26 | Seiko Epson Corporation | Projector |
| US20020071061A1 (en) * | 2000-12-08 | 2002-06-13 | Seiko Epson Corporation | Projector |
| CN108429939A (en) * | 2017-02-15 | 2018-08-21 | 卡西欧计算机株式会社 | Speaker cabinet and projection arrangement |
| CN208969409U (en) * | 2018-08-31 | 2019-06-11 | 济源维恩科技开发有限公司 | Dual input source Display on the same screen projection arrangement |
| US20200041883A1 (en) * | 2018-08-03 | 2020-02-06 | Coretronic Corporation | Projection device |
-
2021
- 2021-01-26 CN CN202110103776.6A patent/CN112904652A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6350033B1 (en) * | 1998-11-10 | 2002-02-26 | Seiko Epson Corporation | Projector |
| US20020071061A1 (en) * | 2000-12-08 | 2002-06-13 | Seiko Epson Corporation | Projector |
| CN108429939A (en) * | 2017-02-15 | 2018-08-21 | 卡西欧计算机株式会社 | Speaker cabinet and projection arrangement |
| US20200041883A1 (en) * | 2018-08-03 | 2020-02-06 | Coretronic Corporation | Projection device |
| CN208969409U (en) * | 2018-08-31 | 2019-06-11 | 济源维恩科技开发有限公司 | Dual input source Display on the same screen projection arrangement |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024146291A1 (en) * | 2023-01-03 | 2024-07-11 | 深圳洛克创新科技有限公司 | Housing, projection device, and method used for projecting device |
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Application publication date: 20210604 |