CN208819004U - A kind of dustless projector - Google Patents
A kind of dustless projector Download PDFInfo
- Publication number
- CN208819004U CN208819004U CN201821676795.8U CN201821676795U CN208819004U CN 208819004 U CN208819004 U CN 208819004U CN 201821676795 U CN201821676795 U CN 201821676795U CN 208819004 U CN208819004 U CN 208819004U
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- Prior art keywords
- shell
- dust
- projector
- projection
- dustless
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Abstract
The utility model discloses a kind of dustless projectors, including projector main body, the outer surface of the projector main body is provided with shell, catching groove and projection pipeline are respectively arranged with above the outer surface of the shell, one end dismantling connection of the projection pipeline has projection lens' protection cap, this kind of dustless projector is provided with dust block board and gear ash pad, and one upper side of air inlet is provided with dust block board and dust block board and tilts upwards toward shell, it can be reduced dust in this way and the intracorporal volume of shell entered by air inlet, usual situation gear ash pad can cover gas outlet, prevent dust from being entered in shell by gas outlet, and after the intracorporal dust concentration of shell is greater than the setting value of dust detector, the intracorporal gas of shell is discharged by gas outlet for air exhausting device starting, and gear ash pad can be blown afloat carry out air draft by the power of gas discharge, it can be subtracted by dust block board and gear ash pad in this way Few dust enters the intracorporal volume of shell, improves the preventing into grey effect of projector.
Description
Technical field
The utility model relates to dustless projector technical field, specially a kind of dustless projector.
Background technique
Projector is the electricity for collecting a variety of art such as literature, drama, photography, drawing, music, dancing, text, sculpture, building
Video display frequency projects in the form of light on curtain, cooperation sound amplifier etc. restores the mechanical equipment of image, wherein being divided into film electricity
Shadow machine, digital movie machine, mini projector and Internet film machine.
It is poor into grey effect that existing dustless projector is prevented, due to existing projector in order to which deashing is both provided with cleaning door,
When projector not deashing, dust can be entered in projector by cleaning door, increased dust instead in this way and entered in projector
Volume, while existing dustless projector projection lens anti-gray effect is poor, and projection lens' last time adsorbs a large amount of dusts, such projector
When showing a film, film clarity can be reduced.
Utility model content
The purpose of this utility model is to provide a kind of dustless projectors, to solve to propose in above-mentioned background technique to prevent into ash
The problem of effect difference and projection lens' anti-gray effect difference.
To achieve the above object, the utility model provides the following technical solutions: a kind of dustless projector, including film owner
Body, the outer surface of the projector main body are provided with shell, are respectively arranged with catching groove and projection above the outer surface of the shell
One end dismantling connection of pipeline, the projection pipeline has projection lens' protection cap, and projection lens' protection cap is located under catching groove
Side, the upper back of the shell, which runs through, air inlet, and a upper side of the air inlet is provided with dust block board, and the shell
The inner upper of body is respectively arranged with dust detector and air exhausting device, and the top of the shell, which is run through, gas outlet, the air draft
The output end of device is connected with gear ash pad by gas outlet, and the output end of the projector main body is connected with projection lens, and the throwing
Shadow mirror is located inside projection pipeline, is provided with air blower at the top of the projection pipeline.
Rotatably, operation panel is set below the outer surface of the shell, and the operation panel and air blower, dust are examined
It surveys instrument and projector main body is electrically connected.
Rotatably, the dust detector and air exhausting device are electrically connected.
Rotatably, the lower inside of the projection pipeline prolongs the direction far from projection lens and tilts down, and the projection cathode-ray tube
The inner surface in road is smooth.
Rotatably, the back of the shell is respectively arranged with data-interface and power interface.
Rotatably, one end of the gear ash pad is mutually binded with shell, and the horizontal cross-sectional area of the gear ash pad is greater than
The horizontal cross-sectional area of port.
Compared with prior art, the utility model has the beneficial effects that this kind of dustless projector is provided with dust block board and gear
Ash pad, and one upper side of air inlet is provided with dust block board and dust block board and tilts upwards toward shell, can be reduced in this way dust by into
Port enters the intracorporal volume of shell, and usual situation gear ash pad can cover gas outlet, prevents dust from being entered in shell by gas outlet,
And after the intracorporal dust concentration of shell is greater than the setting value of dust detector, air exhausting device starting is by the intracorporal gas of shell by going out
Port discharge, and gear ash pad can be blown afloat carry out air draft by the power of gas discharge, can be reduced in this way by dust block board and gear ash pad
Dust enters the intracorporal volume of shell, improves the preventing into grey effect of projector, at the same this kind of dustless projector be provided with air blower and
Pipeline is projected, when staff uses the projector, air blower starting air blows to projection lens, falls dust in projection cathode-ray tube
The lower inside in road can prevent dust to be attached on projection lens in this way, improve projection lens' anti-gray effect, and project the interior of pipeline
Prolong the direction far from projection lens below portion to tilt down, so that dust slides outward, and staff is facilitated to clear up dust.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model section structural schematic diagram；
Fig. 3 is the utility model back structures schematic diagram；
Fig. 4 is the partial structurtes enlarged diagram of the utility model A.
In figure: 1, projector main body；2, catching groove；3, projection lens' protection cap；4, operation panel；5, dust block board；6, data connect
Mouthful；7, shell；8, pipeline is projected；9, projection lens；10, air blower；11, dust detector；12, air exhausting device；13, power interface；
14, gear ash pad；15, gas outlet；16, air inlet.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the utility model: the signal of dust detector is PM01, the model 12032 of air blower and air exhausting device.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of dustless projector, including projector main body
1, catching groove 2, projection lens' protection cap 3, operation panel 4, dust block board 5, data-interface 6, shell 7, projection pipeline 8, projection lens 9, drum
Blower 10, dust detector 11, air exhausting device 12, power interface 13 keep off grey pad 14, gas outlet 15 and air inlet 16, the film
The outer surface of owner's body 1 is provided with shell 7, and the back of the shell 7 is respectively arranged with data-interface 6 and power interface 13, this
Sample can make the projector connect extraneous power supply and data, be respectively arranged with catching groove 2 and projection cathode-ray tube above the outer surface of the shell 7
One end dismantling connection in road 8, the projection pipeline 8 has projection lens' protection cap 3, and projection lens' protection cap 3 is located at catching groove 2
Lower section, the upper back of the shell 7, which runs through, air inlet 16, and a upper side of the air inlet 16 is provided with dust block board 5,
And the inner upper of the shell 7 is respectively arranged with dust detector 11 and air exhausting device 12, the top of the shell 7, which is run through, to be had out
The output end of port 15, the air exhausting device 12 is connected with the grey pad 14 of gear, the output end of the projector main body 1 by gas outlet 15
Projection lens 9 are connected with, and the projection lens 9 are located inside projection pipeline 8, the top of the projection pipeline 8 is provided with air blower
10。
Fig. 1-3 is please referred to, operation panel 4, and the operation panel 4 and air blast are set below the outer surface of the shell 7
Machine 10, dust detector 11 and projector main body 1 are electrically connected, and staff can be made to pass through operation panel 4 to operate drum in this way
Blower 10, dust detector 11 and projector main body 1, the dust detector 11 are electrically connected with air exhausting device 12, work as shell in this way
After intracorporal dust concentration is greater than the setting value of dust detector 11, air exhausting device 12 can start the intracorporal air of shell and dust one
Play discharge.
Fig. 2 and Fig. 4 are please referred to, the lower inside of the projection pipeline 8 prolongs the direction far from projection lens 9 and tilts down, and
The inner surface of the projection pipeline 8 is smooth, can accelerate the dust slip velocity fallen in projection pipeline 8, the gear ash pad in this way
14 one end is binded with 7 phase of shell, and the horizontal cross-sectional area for keeping off grey pad 14 is greater than the horizontal cross-sectional area of gas outlet 15,
It can be reduced the volume that dust enters shell 7 in this way.
Working principle: firstly, the projector is moved to job site by staff, projection lens are protected by catching groove 2
Lid 3 plucks out, and extraneous attaching plug is inserted into power interface 13, exogenous data line is connected data-interface 6, the personnel that proceed with one's work are logical
It crosses operation panel 4 and starts the power machine, picture is released by projection lens 9, while air blower 10 starts air and blows to projection lens 9, makes
Dust falls the lower inside in projection pipeline 8 to prevent dust to be attached on projection lens 9, then when the dust concentration in shell 7
Greater than dust detector 11 concentration when, dust detector 11 make air exhausting device 12 work, air exhausting device 12 extract shell 7 in air and
Dust, and these air and dust are blown away toward 15 direction of gas outlet, while keeping off the sky that grey pad 14 can be discharged by air exhausting device 12
Gas and dust are blown afloat, finally, staff often cleans projection 8 inside of pipeline.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of dustless projector, including projector main body (1), it is characterised in that: the outer surface of the projector main body (1) is set
It is equipped with shell (7), catching groove (2) and projection pipeline (8), the projection cathode-ray tube is respectively arranged with above the outer surface of the shell (7)
One end dismantling connection in road (8) has projection lens' protection cap (3), and projection lens' protection cap (3) is located at the lower section of catching groove (2),
The upper back of the shell (7), which runs through, to be had air inlet (16), and a upper side of the air inlet (16) is provided with dust block board
(5), and the inner upper of the shell (7) is respectively arranged with dust detector (11) and air exhausting device (12), the shell (7)
Through having gas outlet (15), the output end of the air exhausting device (12) is connected with gear ash pad (14), institute by gas outlet (15) at top
The output end for stating projector main body (1) is connected with projection lens (9), and the projection lens (9) are located at projection pipeline (8) inside, institute
It states and is provided with air blower (10) at the top of projection pipeline (8).
2. a kind of dustless projector according to claim 1, it is characterised in that: set below the outer surface of the shell (7)
It sets operation panel (4), and the operation panel (4) and air blower (10), dust detector (11) and projector main body (1) are electrically
Connection.
3. a kind of dustless projector according to claim 1, it is characterised in that: the dust detector (11) and air exhausting device
(12) it is electrically connected.
4. a kind of dustless projector according to claim 1, it is characterised in that: the lower inside of projection pipeline (8)
Prolong the direction far from projection lens (9) to tilt down, and the inner surface of projection pipeline (8) is smooth.
5. a kind of dustless projector according to claim 1, it is characterised in that: the back of the shell (7) is respectively set
There are data-interface (6) and power interface (13).
6. a kind of dustless projector according to claim 1, it is characterised in that: one end of the gear ash pad (14) and shell
(7) it mutually binds, and the horizontal cross-sectional area of the gear ash pad (14) is greater than the horizontal cross-sectional area of gas outlet (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821676795.8U CN208819004U (en) | 2018-10-16 | 2018-10-16 | A kind of dustless projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821676795.8U CN208819004U (en) | 2018-10-16 | 2018-10-16 | A kind of dustless projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208819004U true CN208819004U (en) | 2019-05-03 |
Family
ID=66279814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821676795.8U Active CN208819004U (en) | 2018-10-16 | 2018-10-16 | A kind of dustless projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208819004U (en) |
-
2018
- 2018-10-16 CN CN201821676795.8U patent/CN208819004U/en active Active
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