CN203799169U - Novel lens cover of projector - Google Patents
Novel lens cover of projector Download PDFInfo
- Publication number
- CN203799169U CN203799169U CN201420141918.3U CN201420141918U CN203799169U CN 203799169 U CN203799169 U CN 203799169U CN 201420141918 U CN201420141918 U CN 201420141918U CN 203799169 U CN203799169 U CN 203799169U
- Authority
- CN
- China
- Prior art keywords
- lens
- housing
- plastic
- projector
- back side
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 claims description 9
- 229920001195 polyisoprene Polymers 0.000 claims description 9
- 239000002274 desiccant Substances 0.000 claims description 4
- 210000002966 serum Anatomy 0.000 claims description 4
- 102000011842 Serrate-Jagged Proteins Human genes 0.000 claims description 3
- 108010036039 Serrate-Jagged Proteins Proteins 0.000 claims description 3
- 230000001174 ascending effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000003203 everyday effect Effects 0.000 description 1
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- Toys (AREA)
Abstract
The utility model discloses a novel lens cover of a projector. The novel lens cover comprises a hollow casing and a lens embedded into the casing. An elastic rubber bell mouth is arranged at a lens light inlet which is defined at the front side of the casing, permanent magnets are respectively inlaid at the four corners of the front side of the casing, and a through hole inlaid with a fan is also arranged in the front side of the casing. A cylindrical projection is arranged vertical to the back side of the lens, and rotationally connected with a lightproof plastic ring, gear teeth are uniformly annularly arranged at the external surface of the plastic ring, the front side of the plastic ring is provided with second through holes whose cross sections are pentagonal, and a second lens is embedded among the second through holes. A motor whose lateral side is provided with a power supply is detachably connected to the back side of the casing, the output end of the motor is plugged with a plastic gear, and the gear teeth are engaged with the plastic gear. The novel lens cover of the projector enables projected images to be more abundant; and the lens cover is independent from the projector, thereby avoiding increasing the load of the projector body.
Description
Technical field
The utility model relates to a kind of projector accessory, is specifically related to a kind of lens cap of Novel projector.
Background technology
Projector claims again projector, is a kind ofly image or video to be projected to the equipment on curtain, can be by different interfaces same computing machine, VCD, DVD, BD, game machine, DV etc. be connected and play corresponding vision signal.Officemate office partner projector is widely used in family, office, school and public place of entertainment, according to working method difference, has CRT, LCD, and DLP etc. are dissimilar.And lens cap is one of basic annex of projector.
But in our every day use process, find some shortcomings part: as, existing lens hood structure is more single, and function is fairly simple; Also such as, in projection process, can beautify the edge of projected picture, make projection atmosphere more good, but such landscaping effect is not clearly, if such function is set in projector, can increase the weight of the burden of this projector.
Summary of the invention
The problem existing for above-mentioned prior art, the utility model provides a kind of lens cap of Novel projector.
To achieve these goals, the technical solution adopted in the utility model is: a kind of lens cap of Novel projector, comprise hollow housing, be embedded in the lens on housing; Housing front is limited to lens light inlet place and is provided with elastic caoutchouc hydraucone, and positive four jiaos of housing is inlaid with permanent magnet, and housing front is also provided with the first through hole that is inlaid with fan; The lens back side is vertically provided with cylindrical projections, cylindrical projections has been rotatably connected lighttight plastic hoop, plastic hoop outside surface annular is evenly provided with gear teeth, and plastic hoop front is provided with the second through hole that cross section is pentalpha, is inlaid with the second lens in the second through hole; And back side of shell is removably connected with the motor of side with power supply, the output terminal plug-in of motor is connected with plastic gear, and gear teeth engages with plastic gear.
As preferably, elastic caoutchouc hydraucone coordinates with the projection lens plug-in of projector.
As preferably, the housing lower surface telescopic tripod that has been threaded.
As preferably, the second lens are Fresnel Lenses, and the mirror of the second lens surface one side is light face, another side imprinting ascending concentric circles, its section core is camber line, and core both sides are symmetrically distributed with a series of equidistant and different serrate grooves of flute profile radian.
As preferably, the front of plastic hoop extends to outside the back side of housing through the back side of housing.
As preferably, the quantity of gear teeth equates with the quantity of the tooth of plastic gear.
As preferably, fan and motor are separately positioned on the both sides of housing.
As preferably, fan is connected to power supply by data cable, and motor is connected to power supply by data cable.
As preferably, cylindrical projections outside surface upper end is provided with the circular protrusion that cross section is arc, and housing two sides are provided with third through-hole; In housing, be also fixed with the plastic tube that outside surface is wire side, the opening part of plastic tube is positioned on the back side of housing, and the opening part of plastic tube is connected with serum cap, is filled with drying agent in plastic tube.
Compared with prior art, the utility model has the advantage of:
1. housing front is limited to lens light inlet place and is provided with elastic caoutchouc hydraucone, and positive four jiaos of housing is inlaid with permanent magnet, by the magnetic force of the bell-mouthed absorption of elastic caoutchouc and permanent magnet, housing can be connected comparatively closely;
2. housing front is also provided with the first through hole that is inlaid with fan, housing is played to the effect of a heat radiation, avoids excess Temperature to affect equipment;
3. the lens back side is vertically provided with cylindrical projections, cylindrical projections has been rotatably connected lighttight plastic hoop, plastic hoop outside surface annular is evenly provided with gear teeth, plastic hoop front is provided with the second through hole that cross section is pentalpha, in the second through hole, be inlaid with the second lens, plastic hoop is rotatable, makes the picture at edge of projected picture abundant and convertible, makes projection atmosphere more good;
4. back side of shell is removably connected with the motor of side with power supply, and the output terminal plug-in of motor is connected with plastic gear, and gear teeth engages with plastic gear, helps plastic hoop automatic rotation, and the edge of projected picture is converted along with the variation of time;
5. the housing lower surface telescopic tripod that has been threaded, can be used for free adjustment height, facilitates projection;
6. the utility model can make projected picture more abundant, and is independent of projector, avoids increasing the weight of projector body burden.
Brief description of the drawings
Fig. 1 is the Facad structure schematic diagram of the lens cap of the utility model projector.
Fig. 2 is the structure schematic diagram of the lens cap of the utility model projector.
Fig. 3 is lens and the plastic hoop integrated structure schematic diagram of the lens cap of the utility model projector.
Fig. 4 is that the lens of the lens cap of the utility model projector are combined cross-sectional view with plastic hoop.
Fig. 5 is plastic hoop and the plastic gear fit structure schematic diagram of the lens cap of the utility model projector.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
A lens cap for Novel projector, comprise hollow housing 1, be embedded in the lens 2 on housing 1; Housing 1 front is limited to lens 2 light inlet places and is provided with elastic caoutchouc hydraucone 5, positive four jiaos of housing 1 is inlaid with permanent magnet 4, by the absorption of elastic caoutchouc hydraucone 5 and the magnetic force of permanent magnet 4, housing 1 can be connected comparatively closely, housing 1 front is also provided with the first through hole that is inlaid with fan 11, housing 1 is played to the effect of a heat radiation, avoid excess Temperature to affect equipment; Lens 2 back sides are vertically provided with cylindrical projections 21, cylindrical projections 21 has been rotatably connected lighttight plastic hoop 7, plastic hoop 7 outside surface annulars are evenly provided with gear teeth 9, plastic hoop 7 fronts are provided with the second through hole 8 that cross section is pentalpha, in the second through hole 8, be inlaid with the second lens 2, plastic hoop 7 is rotatable, makes the picture at edge of projected picture abundant and convertible, makes projection atmosphere more good; And, housing 1 back side is removably connected with the motor 6 of side with power supply 61, and the output terminal plug-in of motor 6 is connected with plastic gear 62, and gear teeth 9 engages with plastic gear 62, help plastic hoop 7 automatic rotations, the edge of projected picture is converted along with the variation of time.Elastic caoutchouc hydraucone 5 coordinates with the projection lens plug-in of projector.The housing 1 lower surface telescopic tripod 3 that has been threaded, can be used for free adjustment height, facilitates projection.The second lens 2 are Fresnel Lenses 2, the mirror surface one side of the second lens 2 is light face, another side imprinting ascending concentric circles, its section core is camber line, core both sides are symmetrically distributed with a series of equidistant and different serrate grooves of flute profile radian.The front of plastic hoop 7 extends to outside the back side of housing 1 through the back side of housing 1.The quantity of gear teeth 9 equates with the quantity of the tooth of plastic gear 62.Fan 11 and motor 6 are separately positioned on the both sides of housing 1.Fan 11 is connected to power supply 61 by data cable, and motor 6 is connected to power supply 61 by data cable.Cylindrical projections 21 outside surface upper ends are provided with the circular protrusion that cross section is arc, and housing 1 two sides are provided with third through-hole; In housing 1, be also fixed with the plastic tube that outside surface is wire side, the opening part of plastic tube is positioned on the back side of housing 1, and the opening part of plastic tube is connected with serum cap, is filled with drying agent in plastic tube.
From Fig. 1 and Fig. 2, in housing 1, be also fixed with the plastic tube that outside surface is wire side, the opening part of plastic tube is positioned on the back side of housing 1, and the opening part of plastic tube is connected with serum cap, in plastic tube, be filled with drying agent, can prevent humidity, have influence on intraware.In one embodiment, the second lens 2 are Fresnel Lenses 2, can make thickness greatly reduce, and alleviate overall weight.In another embodiment, housing 1 back side is removably connected with the motor 6 of side with power supply 61, and the output terminal plug-in of motor 6 is connected with plastic gear 62, and gear teeth 9 engages with plastic gear 62, help plastic hoop 7 automatic rotations, the edge of projected picture is converted along with the variation of time
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiment, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be limited to these embodiment shown in this article, but will accord with principle disclosed herein and features of novelty the widest consistent scope.
Claims (9)
1. a lens cap for Novel projector, comprise hollow housing, be embedded in the lens on housing; It is characterized in that: described housing front is limited to lens light inlet place and is provided with elastic caoutchouc hydraucone, positive four jiaos of housing is inlaid with permanent magnet, and housing front is also provided with the first through hole that is inlaid with fan; The described lens back side is vertically provided with cylindrical projections, cylindrical projections has been rotatably connected lighttight plastic hoop, plastic hoop outside surface annular is evenly provided with gear teeth, and plastic hoop front is provided with the second through hole that cross section is pentalpha, is inlaid with the second lens in the second through hole; And described back side of shell is removably connected with the motor of side with power supply, the output terminal plug-in of motor is connected with plastic gear, and gear teeth engages with plastic gear.
2. the lens cap of Novel projector according to claim 1, is characterized in that: described elastic caoutchouc hydraucone coordinates with the projection lens plug-in of projector.
3. the lens cap of Novel projector according to claim 1, is characterized in that: the described housing lower surface telescopic tripod that has been threaded.
4. the lens cap of Novel projector according to claim 1, it is characterized in that: described the second lens are Fresnel Lenses, the mirror surface one side of the second lens is light face, another side imprinting ascending concentric circles, its section core is camber line, and core both sides are symmetrically distributed with a series of equidistant and different serrate grooves of flute profile radian.
5. the lens cap of Novel projector according to claim 1, is characterized in that: the front of described plastic hoop extends to outside the back side of housing through the back side of housing.
6. the lens cap of Novel projector according to claim 1, is characterized in that: the quantity of described gear teeth equates with the quantity of the tooth of plastic gear.
7. the lens cap of Novel projector according to claim 1, is characterized in that: described fan and motor are separately positioned on the both sides of housing.
8. the lens cap of Novel projector according to claim 1, is characterized in that: described fan is connected to power supply by data cable, and motor is connected to power supply by data cable.
9. the lens cap of Novel projector according to claim 1, is characterized in that: described cylindrical projections outside surface upper end is provided with the circular protrusion that cross section is arc, and housing two sides are provided with third through-hole; In described housing, be also fixed with the plastic tube that outside surface is wire side, the opening part of plastic tube is positioned on the back side of housing, and the opening part of plastic tube is connected with serum cap, is filled with drying agent in plastic tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420141918.3U CN203799169U (en) | 2014-03-27 | 2014-03-27 | Novel lens cover of projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420141918.3U CN203799169U (en) | 2014-03-27 | 2014-03-27 | Novel lens cover of projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203799169U true CN203799169U (en) | 2014-08-27 |
Family
ID=51381370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420141918.3U Expired - Lifetime CN203799169U (en) | 2014-03-27 | 2014-03-27 | Novel lens cover of projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203799169U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI594060B (en) * | 2015-07-07 | 2017-08-01 | 芋頭科技(杭州)有限公司 | Integration display system |
-
2014
- 2014-03-27 CN CN201420141918.3U patent/CN203799169U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI594060B (en) * | 2015-07-07 | 2017-08-01 | 芋頭科技(杭州)有限公司 | Integration display system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 610000 Tianfu Software Park Area A, 1129 Century City Road, Chengdu High-tech Zone, Sichuan Province Patentee after: Chengdu Jimi Technology Co.,Ltd. Address before: 7, 5 floor, A zone, Tianfu Software Park, Chengdu hi tech Zone, Sichuan, 610000 Patentee before: CHENGDU XGIMI TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140827 |