CN214896183U - Be used for science and technology center exhibition to throw screen device with showpiece - Google Patents
Be used for science and technology center exhibition to throw screen device with showpiece Download PDFInfo
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- CN214896183U CN214896183U CN202121550296.6U CN202121550296U CN214896183U CN 214896183 U CN214896183 U CN 214896183U CN 202121550296 U CN202121550296 U CN 202121550296U CN 214896183 U CN214896183 U CN 214896183U
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Abstract
The utility model provides a be used for science and technology center exhibition to throw screen device with showpiece, include: a projector housing; a lens disposed on the projector housing; the storage box is fixed on the projector shell, a first electric telescopic rod is arranged on one side inside the storage box, a box body is fixedly connected to one end of the first electric telescopic rod, and two sides of the box body are connected to two sides inside the storage box in a sliding mode; the cleaning piece is arranged at the bottom of the box body. The utility model provides a screen device is thrown to showpiece for exhibition of science and technology center through the first electric telescopic handle that sets up, can promote the cleaning member and slide on the surface of lens to sweep the dust that adheres to on the lens, reach and carry out clear effect to the lens, avoid throwing the in-process of screen, the blur of picture quality appears, thereby improve the definition of throwing the screen.
Description
Technical Field
The utility model relates to a science and technology center exhibition technical field especially relates to a be used for science and technology center exhibition to throw screen device with showpiece.
Background
Digital science and technology hall, it is the application virtual reality technique, three-dimensional graphic image technique, computer network technique, three-dimensional display system, interactive entertainment technique, the special visual effect technique, the three-dimensional mode that will realize the entity science and technology hall that exists is the complete science and technology hall that presents on the network to digital science and technology hall touring system can make the 3D model with whole science and technology hall environment, and the visitor can visit at will in virtual science and technology hall, watches the three-dimensional emulation show of various collections in the hall, looks over the relevant information data of various science and technology works.
In the science and technology hall, some science and technology exhibitions can be held every year, some creative exhibits are projected to the stand through the projector, visitors are attracted to browse, and therefore the effect of exhibiting the exhibits is improved.
Among the correlation technique, when using the projector to throw the screen to the information of showpiece, because the projector generally installs at indoor wall's top, when the condition of not using, when indoor sanitary cleanness that carries on for a large amount of dusts flutter, adhere to on the lens of projector easily, cause the pollution of lens, when using the projector next time, make the image quality of projection showpiece information appear fuzzy, and then influence projected definition.
Therefore, there is a need to provide a screen projection device for exhibition in science and technology museum to solve the above-mentioned technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a be used for science and technology center exhibition to throw screen device with showpiece has solved when the condition that does not use, when indoor sanitary cleanness that carries on for a large amount of dusts flutter, adheres to easily on the lens of projecting apparatus, causes the technical problem of the pollution of lens.
In order to solve the technical problem, the utility model provides a be used for science and technology center exhibition to throw screen device with showpiece, include:
a projector housing;
a lens disposed on the projector housing;
the storage box is fixed on the projector shell, a first electric telescopic rod is arranged on one side inside the storage box, a box body is fixedly connected to one end of the first electric telescopic rod, and two sides of the box body are connected to two sides inside the storage box in a sliding mode;
the cleaning piece is arranged at the bottom of the box body.
Preferably, a sliding plate is slidably connected between two sides inside the box body, one side of the sliding plate penetrates through the box body and extends to the outside of the box body, and one side of the sliding plate extending to the outside of the box body is fixed on the cleaning piece.
Preferably, one side of the sliding plate is provided with a limiting spring, and one end of the limiting spring is arranged on one side inside the box body.
Preferably, the projector shell is fixedly connected with a support frame, and the support frame is fixedly connected with a top plate used for being installed on a wall body.
Preferably, the back of the projector shell is fixedly connected with a rear shell, and the rear shell is provided with heat dissipation holes.
Preferably, a moving plate is slidably connected between two sides of the inner portion of the rear shell, a sealing plate is arranged on one side of the moving plate, and a temperature sensor is arranged on one side of the inner portion of the rear shell.
Preferably, one side of the rear shell is provided with a second electric telescopic rod, one end of the second electric telescopic rod penetrates through the rear shell and extends to the inside of the rear shell, the second electric telescopic rod extends to one end of the inside of the rear shell and is fixed on the movable plate, and one side of the inside of the rear shell is provided with a controller.
Compared with the prior art, the utility model provides a be used for science and technology center exhibition to throw screen device with showpiece has following beneficial effect:
the utility model provides a screen device is thrown to showpiece for exhibition of science and technology center through the first electric telescopic handle that sets up, can promote the cleaning member and slide on the surface of lens to sweep the dust that adheres to on the lens, reach and carry out clear effect to the lens, avoid throwing the in-process of screen, the blurring of picture quality appears, thereby improve the definition of throwing the screen.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of a display screen projecting device for exhibition in a science and technology center provided by the present invention;
fig. 2 is a schematic view of the internal structure of the storage box shown in fig. 1;
FIG. 3 is a side cross-sectional view of the cassette shown in FIG. 2;
fig. 4 is a schematic structural diagram of a second embodiment of the device for projecting the screen of the exhibit for exhibition in the science and technology center;
fig. 5 is a sectional view of the rear case shown in fig. 4.
Reference numbers in the figures: 1. projector shell, 2, lens, 3, receiver, 4, first electric telescopic handle, 5, box body, 6, cleaning member, 7, sliding plate, 8, spacing spring, 9, support frame, 10, roof, 11, back casing, 12, louvre, 13, movable plate, 14, closing plate, 15, temperature sensor, 16, second electric telescopic handle, 17, controller.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
First embodiment
Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic structural diagram of a first embodiment of a display screen device for exhibition in a science and technology center according to the present invention; fig. 2 is a schematic view of the internal structure of the storage box shown in fig. 1; fig. 3 is a side cross-sectional view of the cassette shown in fig. 2. A screen device is thrown to showpiece for science and technology center exhibition includes:
a projector housing 1;
a lens 2, wherein the lens 2 is arranged on the projector housing 1;
the storage box 3 is fixed on the projector shell 1, a first electric telescopic rod 4 is arranged on one side inside the storage box 3, a box body 5 is fixedly connected to one end of the first electric telescopic rod 4, and two sides of the box body 5 are connected to two sides inside the storage box 3 in a sliding mode;
the cleaning piece 6 is arranged at the bottom of the box body 5;
in the embodiment, the cleaning piece 6 is preferably a sponge mat, and sweeps dust on the lens 2 to achieve the cleaning effect;
the first electric telescopic rod 4 is connected with an external power supply and a control switch;
through the first electric telescopic handle 4 that sets up, can promote cleaner 6 and clean on lens 2, reach clear effect.
A sliding plate 7 is slidably connected between two sides inside the box body 5, one side of the sliding plate 7 penetrates through the box body 5 and extends to the outside of the box body 5, and one side of the sliding plate 7 extending to the outside of the box body 5 is fixed on the cleaning piece 6.
A limiting spring 8 is arranged on one side of the sliding plate 7, and one end of the limiting spring 8 is arranged on one side inside the box body 5;
through the spacing spring 8 that sets up, at the in-process that kick-backs, promote cleaner 6 and closely laminate on lens 2 to be convenient for cleaner 6 to sweep the dust, improve the effect of clearance.
The utility model provides a theory of operation that is used for showpiece to throw screen device for science and technology center exhibition as follows:
when projecting apparatus lens 2 is polluted by the dust to the definition of screen is thrown in the influence, consequently need clear up, through starting first electric telescopic handle 4, promotes box body 5 and slides on the inner wall of receiver 3, makes cleaner 6 on the box body 5 remove, thereby cleans on lens 2, sweeps adnexed dust on lens 2, thereby improves the definition of lens 2 when using.
Compared with the prior art, the utility model provides a be used for science and technology center exhibition to throw screen device with showpiece has following beneficial effect:
through the first electric telescopic handle 4 that sets up, can promote cleaner 6 and slide on the surface of lens 2 to sweep the dust that adheres to on lens 2, reach and carry out clear effect to lens 2, avoid throwing the in-process of screen, the blurring of picture quality appears, thereby improve the definition of throwing the screen.
Second embodiment
Referring to fig. 4-5, based on the device for projecting screen of exhibit for exhibition of science and technology center provided in the first embodiment of the present application, the second embodiment of the present application provides another device for projecting screen of exhibit for exhibition of science and technology center. The second embodiment is only the preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.
Specifically, the difference that is used for the showpiece device of throwing for science and technology museum exhibition that the second embodiment of this application provided lies in: the back of the projector shell 1 is fixedly connected with a rear shell 11, and the rear shell 11 is provided with a heat dissipation hole 12.
A moving plate 13 is slidably connected between two sides inside the rear shell 11, a sealing plate 14 is arranged on one side of the moving plate 13, and a temperature sensor 15 is arranged on one side inside the rear shell 11;
the temperature sensor 15 and the controller 17 are both connected with an external power supply;
the temperature sensor 15 is implemented by the prior art, and only needs to realize the effect of detecting the temperature.
The temperature of the projector in the rear shell 11 can be detected through the arranged temperature sensor 15;
the sealing plate 14 is arranged to seal the heat dissipation hole 12, so that dust is prevented from entering the heat dissipation hole 12 when the projector is not used, and internal electronic components are polluted.
A second electric telescopic rod 16 is arranged on one side of the rear shell 11, one end of the second electric telescopic rod 16 penetrates through the rear shell 11 and extends into the rear shell 11, one end of the second electric telescopic rod 16 extending into the rear shell 11 is fixed on the movable plate 13, and a controller 17 is arranged on one side of the interior of the rear shell 11;
the controller 17 adopts the prior art, and only needs to realize the effect of controlling the switch of the temperature sensor 15;
the second electric telescopic rod 16 is connected with an external power supply;
the sealing plate 14 can be pushed to move by the second electric telescopic rod 16, and sealing and opening can be performed.
In order to avoid the long-term exposure of the heat dissipation holes 12 on the projector to the external environment, dust is easy to accumulate on the heat dissipation holes 12, and then enters into the projector to pollute the internal electric elements and influence the normal use of the projector.
When the projector is used, when the heat generated inside the projector is excessive, the temperature inside the projector rises, the temperature is detected through the arranged temperature sensor 15, then a signal is transmitted to the controller 17, and after a set threshold value is reached, the second electric telescopic rod 16 is controlled to be powered on and started to push the sealing plate 14 on the moving plate 13 to displace, at the moment, the heat dissipation hole 12 is opened, so that the heat generated inside the projector is released and exhausted through the heat dissipation hole 12, and the heat dissipation and the temperature reduction of the projector are performed;
when the projector is not used, the heat inside is reduced, and the temperature drops, make temperature sensor 15 detect the temperature, then carry the signal to controller 17 in, after reaching the threshold value of settlement, control second electric telescopic handle 16 circular telegram and start, promote the closing plate 14 on the movable plate 13 and carry out the displacement, louvre 12 is in encapsulated situation this moment, seal louvre 12, avoid not using for a long time down, make the dust enter into the inside of louvre 12, cause the pollution to the inside of projector.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a be used for science and technology center exhibition to throw screen device with showpiece which characterized in that includes:
a projector housing;
a lens disposed on the projector housing;
the storage box is fixed on the projector shell, a first electric telescopic rod is arranged on one side inside the storage box, a box body is fixedly connected to one end of the first electric telescopic rod, and two sides of the box body are connected to two sides inside the storage box in a sliding mode;
the cleaning piece is arranged at the bottom of the box body.
2. The device as claimed in claim 1, wherein a sliding plate is slidably connected between two sides of the inside of the box, one side of the sliding plate extends through the box and to the outside of the box, and the other side of the sliding plate extending to the outside of the box is fixed to the cleaning member.
3. The device for projecting exhibits for science and technology museum exhibition according to claim 2, wherein one side of the sliding plate is provided with a limit spring, and one end of the limit spring is arranged at one side of the inside of the box body.
4. The device as claimed in claim 1, wherein the projector housing is fixedly connected with a supporting frame, and the supporting frame is fixedly connected with a top plate for being mounted on a wall.
5. The device as claimed in claim 1, wherein a rear housing is fixedly connected to the back of the housing of the projector, and the rear housing has heat dissipating holes.
6. The screen device for the exhibit for the science and technology museum according to claim 5, wherein a moving plate is slidably connected between two sides of the inside of the rear housing, a sealing plate is arranged on one side of the moving plate, and a temperature sensor is arranged on one side of the inside of the rear housing.
7. The device as claimed in claim 6, wherein a second electric telescopic rod is disposed at one side of the rear housing, one end of the second electric telescopic rod extends through the rear housing and into the rear housing, one end of the second electric telescopic rod extending into the rear housing is fixed to the movable plate, and a controller is disposed at one side of the rear housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121550296.6U CN214896183U (en) | 2021-07-08 | 2021-07-08 | Be used for science and technology center exhibition to throw screen device with showpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121550296.6U CN214896183U (en) | 2021-07-08 | 2021-07-08 | Be used for science and technology center exhibition to throw screen device with showpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214896183U true CN214896183U (en) | 2021-11-26 |
Family
ID=78927817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121550296.6U Active CN214896183U (en) | 2021-07-08 | 2021-07-08 | Be used for science and technology center exhibition to throw screen device with showpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214896183U (en) |
-
2021
- 2021-07-08 CN CN202121550296.6U patent/CN214896183U/en active Active
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