CN102073202B - Projector with password function - Google Patents
Projector with password function Download PDFInfo
- Publication number
- CN102073202B CN102073202B CN2010105649157A CN201010564915A CN102073202B CN 102073202 B CN102073202 B CN 102073202B CN 2010105649157 A CN2010105649157 A CN 2010105649157A CN 201010564915 A CN201010564915 A CN 201010564915A CN 102073202 B CN102073202 B CN 102073202B
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- Prior art keywords
- rotation axis
- projector
- password
- shell fragment
- password wheels
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Abstract
The invention relates to a projector with a password function, which comprises a lens, a machine shell and a lens cover, wherein the side wall of the machine shell is provided with a sliding groove and a lens hole; the lens is close to the lens hole; the lens cover slides in the sliding groove so as to close or open the lens hole; the side wall of the machine shell is also provided with a password hole; the lens cover is provided with a blocking groove; the projector also comprises a password component provided with a bayonet, a fixed frame used for installing the password component, and an elastic component with resilience force; the fixed frame is installed at the bottom of the machine shell; the password component corresponds to the password hole; the elastic component comprises an elastic piece of which a first end and a second end form an angle; when the lens cover is arranged in a closed state, the lens cover is blocked off by the first end of the elastic piece, and the second end of the elastic piece is ejected outside the bayonet; and when the lens cover is arranged in an opened state, the first end of the elastic piece is blocked into the blocking groove, and the second end of the elastic piece is blocked into the bayonet. Therefore, the safety of the projector is improved.
Description
[technical field]
The present invention relates to the image documentation equipment field, particularly a kind of projector with cryptographic function.
[background technology]
Along with the continuous development of shadow casting technique, projector more and more receives liking of people.As a kind of equipment that collects amusement and commercial one, the antitheft of projector requires increasingly high.
The camera lens of traditional projector adopts lens cap to seal, and when inoperative, prevents that dust or other objects from causing damage to camera lens, and anyone can open or close this lens cap, uses this projector, poor stability.
[summary of the invention]
Based on this, be necessary to provide a kind of projector with cryptographic function, improved security.
A kind of projector with cryptographic function comprises the casing and the lens cap of camera lens, ccontaining camera lens, and said chassis sidewall is provided with chute and camera lens mouth; Said camera lens is near said camera lens mouth, and in said chute, the slide sealing or open said camera lens mouth of said lens cap also is provided with the password mouth on the said chassis sidewall; Said lens cap is provided with draw-in groove, and said projector also comprises the code component that has bayonet socket, the fixed mount of code component is installed and have the elastic component of screen resilience, and said fixed mount is installed in the bottom of said casing; Said code component is relative with said password mouth; Said elastic component comprises having first end at an angle to each other and the shell fragment of second end, and when said lens cap was in closed condition, first end of said shell fragment blocked said lens cap; Second end of said shell fragment ejects said bayonet socket; When said lens cap was in open mode, first end of said shell fragment snapped in the said draw-in groove, and second end of said shell fragment snaps in the said bayonet socket.
Preferably, said elastic component also comprises spring, and said shell fragment and spring are fixedly linked, and said spring provides screen resilience to said shell fragment.
Preferably; Said code component comprises the rotation axis of hollow and the password wheels of hollow; Said password wheels is enclosed within on the said rotation axis; Said bayonet socket is located on the end of said rotation axis, and second end of said shell fragment contacts with an end that is provided with said bayonet socket of said rotation axis, and said password wheels and said rotation axis are installed on the said fixed mount.
Preferably; Said fixed mount comprises a plurality of supports, and adjacent two supports of said a plurality of supports form storage tank and hold said password wheels, and said storage tank communicates with password mouth on the said chassis sidewall; Said a plurality of support is provided with groove, and said rotation axis is placed in the said groove.
Preferably, said code component also comprises the elastic card that is located between said password wheels and the rotation axis, and said password wheels is provided with screens, and said elastic card matches with said screens, and said password wheels drives said rotation axis through said elastic card and rotates.
Preferably, a side of said password wheels is provided with positioning element, and said positioning element is installed on the said support.
Preferably; Said code component is two groups, and said code component includes first rotation axis of hollow and first password wheels of hollow, second rotation axis of hollow and second password wheels of hollow; Said first rotation axis penetrates first password wheels; Penetrate second rotation axis again, said second password wheels is enclosed within on said second rotation axis, is equipped with said bayonet socket on said first rotation axis and said second rotation axis.
Preferably, said rotation axis is provided with hole clipping, and said elastic card inserts in the said hole clipping.
Preferably, the end of said shell fragment and contacted first end of said lens cap is curved.
Preferably, said draw-in groove is provided with guide angle near the initiating terminal of first end of said shell fragment.
The projector of above-mentioned band cryptographic function, it is relative with the password mouth of chassis sidewall to adopt the code component that has bayonet socket to be arranged on, and is convenient to be provided with password; Establish draw-in groove on the lens cap, first end of shell fragment blocks lens cap, and second end and the bayonet socket of shell fragment are relative; Fixed mount fixed password assembly, when lens cap was in open mode, first end of shell fragment snapped in the draw-in groove; Second end snaps in the bayonet socket, and when lens cap was in closed condition, first end of shell fragment blocked lens cap; So have only password correct, code component moves to the position relative with second end of shell fragment with bayonet socket, and first end just can snap in the draw-in groove; Lens cap is removable opening, guaranteed the authority that projector uses, and improved the security of projector.
[description of drawings]
Fig. 1 is the structural representation of the lens cap open mode of the projector of band cryptographic function among the embodiment;
Fig. 2 is the structural representation of the lens cap closed condition of the projector of band cryptographic function among the embodiment;
Fig. 3 is the front view of the projector of band cryptographic function among Fig. 1;
Fig. 4 is the structural representation of the lens cap of the projector of band cryptographic function among Fig. 1;
Fig. 5 is the overall schematic of code component among Fig. 1;
Fig. 6 is the side view of code component among Fig. 5;
Fig. 7 is the structural representation of password wheels among Fig. 5;
Fig. 8 is the code component explosive view of Fig. 5;
Fig. 9 is the structural representation of the fixed mount of the projector of band cryptographic function among Fig. 1;
Partial enlarged drawing when Figure 10 is the lens cap open mode of projector of band cryptographic function among Fig. 1;
Partial enlarged drawing when Figure 11 is the lens cap closed condition of projector of band cryptographic function among Fig. 2.
[embodiment]
Like Fig. 1 to shown in Figure 3, a kind of projector with cryptographic function, comprise camera lens 10, casing 20, lens cap 30, have bayonet socket code component 40, install code component 40 fixed mount 50, have the elastic component 60 of screen resilience.Wherein,
As shown in Figure 4, lens cap 30 is provided with draw-in groove 300.The opening direction of draw-in groove 300 is identical with the glide direction of lens cap 30.Initiating terminal 302 at draw-in groove 300 is provided with guide angle.
To shown in Figure 8, code component 40 comprises password wheels 400 and rotation axis 410 like Fig. 1, Fig. 5.Password wheels 400 all adopts hollow design with rotation axis 410.The xsect of password wheels 400 is circular, the equidistant groove 401 that is provided with on the outer circumferential edge of password wheels 400, and can there be a numeral in the zone between every adjacent two grooves 401.Bayonet socket 412 is located on the rotation axis 410.Password wheels 400 drives rotation axis 410 and rotates.In addition, be installed on the fixed mount 50 like Fig. 1 code component 40.
In the present embodiment, code component 40 is two groups, and every group of code component 40 includes password wheels 400 and rotation axis 410.Two groups of code components are respectively first password wheels 402 of hollow and first rotation axis 414 of hollow, second password wheels 404 of hollow and second rotation axis 416 of hollow.First password wheels 402 is enclosed within on first rotation axis 414, and second password wheels 404 is enclosed within on second rotation axis 416, and first rotation axis 414 penetrates in second rotation axis 416.Be equipped with bayonet socket 412 on first rotation axis 414 and second rotation axis 416.Each password wheels is rotated and is driven corresponding rotation axis rotation.
Like Fig. 6 and shown in Figure 7, code component 40 also comprises the elastic card of being located between password wheels 400 and the rotation axis 410 420.On password wheels 400, be provided with screens 403.Rotation axis 410 is provided with hole clipping (figure does not show), in the hole clipping that elastic card 420 inserts on the rotation axis 410.Elastic card 420 matches with screens 403.Password wheels 400 drives rotation axis 410 through elastic card 420 and rotates.
As shown in Figure 8, elastic card 420 comprises first elastic card 422 and second elastic card 424, and two elastic cards all are arch.Insert respectively in the hole clipping 4147 of three cylindrical body 4146 of first rotation axis 414 at the two ends of first elastic card 422, and insert respectively in the hole clipping 4165 of the 6th right cylinder 4164 of second rotation axis 416 at the two ends of second elastic card 424.First rotation axis 414 penetrates first password wheels 402 and first elastic card 422 and cooperates with screens 403 on first password wheels 402; Second rotation axis 416 penetrates second password wheels 404; And second elastic card 424 cooperates with screens 403 on second password wheels 404, on first rotation axis 414 and second rotation axis 416, is equipped with bayonet socket 412.The 4th right cylinder 4148 of first rotation axis 414 penetrates in the 5th right cylinder 4162 and the 6th right cylinder 4164 of second rotation axis 416.
In addition, as shown in Figure 2, a side of password wheels 400 is provided with positioning element 405, and positioning element 405 can be pushed down password wheels 400.
Like Fig. 1 and shown in Figure 9, fixed mount 50 is arranged on the bottom 210 of casing 20.Fixed mount 50 comprises a plurality of supports 500.Every adjacent two supports of a plurality of supports 500 form storage tank 502, are used to hold password wheels 400.Password mouth on the sidewall 200 of storage tank 502 and casing 20 communicates.Each support of a plurality of supports 500 is provided with groove 504.Code component 40 is installed in 50 last times of fixed mount, and rotation axis 410 is placed in the groove 504 of a plurality of supports 500, and the two ends of rotation axis 410 adopt fixture (indicating among the figure) fixing, prevents from groove 504, to shift out.Password wheels 400 is placed in the storage tank 502.Positioning element 405 is installed on the support 500, can guarantee that password wheels 400 rotates in storage tank 502, is unlikely to stuck again.
Like Fig. 1 and shown in Figure 11, elastic component 60 comprises shell fragment 600 and spring 610.Shell fragment 600 comprises first end 602 at an angle to each other and second end 604.First end 602 of shell fragment 600 contacts with lens cap 30.The end of first end 602 of shell fragment 600 is curved.When lens cap 30 was closed, first end 602 was near initiating terminal 302 places of the draw-in groove 300 of lens cap 30; When lens cap 30 is opened; First end 602 gets in the draw-in groove 300 from the initiating terminal 302 of draw-in groove 300; Because of initiating terminal 302 is provided with guiding C angle; Make first end 602 of shell fragment 600 to slide into stably in the draw-in groove 300, and draw-in groove 300 does guide effect for shell fragment 600, make shell fragment 600 can not depart from original position.Second end 604 of shell fragment 600 contacts with rotation axis 410, and when lens cap 30 open modes, 604 of shell fragment 600 snaps in the bayonet socket 412.Shell fragment 600 is fixedly linked with spring 610, and spring 610 provides screen resilience to shell fragment 600.Spring 610 is processed spiral fashion, and an end of spring 610 forms hook-shaped, and shell fragment 600 is bending; Shell fragment 600 is provided with the hole (not shown); Shell fragment 600 stacks with spring 610, and the hole communicates with the threaded hole that spring 610 forms, and the employing screw penetrates fixes both.
Preferably; When second end 604 of shell fragment 600 does not snap in bayonet socket 412; Second end 604 that is shell fragment 600 does not snap in the bayonet socket 412 of first rotation axis 414 and the bayonet socket 412 of second rotation axis 416, rotates first password wheels 402, will cooperate through the screens 403 of first elastic card 422 and first password wheels 402 to drive 414 rotations of first rotation axis; Rotate second password wheels 404, will cooperate through the screens 403 of second elastic card 424 and second password wheels 404 to drive 416 rotations of second rotation axis.When second end 604 of shell fragment 600 snaps in bayonet socket 412; Promptly the position of the bayonet socket 412 on the bayonet socket 412 of first rotation axis 414 and second rotation axis 416 is relatively and when communicating; Second end 604 of shell fragment 600 snaps in the bayonet socket 412; This moment, lens cap 30 was in full open position, and first rotation axis 414 and second rotation axis 416 can't rotate, and rotate first password wheels 402 and second password wheels 404 can be provided with new password.In rotating first password wheels 402 and second password wheels, 404 processes; If when turning to second password wheels 404 on the correct position earlier; Second end 604 of shell fragment 600 is introduced in the bayonet socket 412 of second rotation axis 416, and lens cap 30 can be opened a part, is rotated further first password wheels 402 to correct position the time; Second end 604 of shell fragment 600 continues to enter in the bayonet socket 412 of first rotation axis 414, and lens cap 30 can be opened fully this moment.
Like Fig. 1, Fig. 2, Figure 10 and shown in Figure 11, the projector of the above-mentioned band cryptographic function specific operation process that assembly 40 pinned and opened lens cap 30 that accesses to your password is: with the slip chute 202 of lens cap 30 on casing 20 sidewalls 200 in.
When opening lens cap 30, second end 604 of shell fragment 600 snaps in the bayonet socket 412, rotational password wheel 400, and rotation axis 410 can't rotate, and arbitrarily rotational password is taken turns 400 position, setting code.
When lens cap 30 is closed; Second end 604 of shell fragment 600 ejects from the bayonet socket 412 of rotation axis 410 under the screen resilience effect of spring 610; Rotational password wheel 400 is upset password, and rotation axis 410 is followed password wheels 400 and rotated together; Make the bayonet socket 412 on the rotation axis 410 depart from original position, first end 602 of shell fragment 600 shifts out from the draw-in groove 300 of lens cap 30; At this moment, first end 602 of shell fragment 600 blocks lens cap 30, contacts with rotation axis 410 near draw-in groove 300, the second ends 604.Rotational password wheel 400 drives rotation axis 410 and rotates, and when password wheels 400 rested on the wrong position, the bayonet socket 412 of rotation axis 410 can't be relative with second end 604 of shell fragment 600, and first end 602 of shell fragment 600 blocks lens cap 30 can't move it.When rotational password wheel 400 is to correct position; The bayonet socket 412 of rotation axis 410 is relative with second end 604; When exerting oneself moving lens skull 30, first end 602 of shell fragment 600 will be compelled to get in the draw-in groove 300, and second end 604 of shell fragment 600 snaps in the bayonet socket 412; Thereby make lens cap 30 to slide, and be opened.
The projector of above-mentioned band cryptographic function, it is relative with the password mouth of casing 20 sidewalls 200 to adopt the code component 40 that has bayonet socket 412 to be arranged on, and is convenient to be provided with password; Establish draw-in groove 300 on the lens cap 30, first end 602 of shell fragment 600 blocks lens cap 30, and second end 604 of shell fragment 600 is relative with bayonet socket 412; Fixed mount 50 fixed password assemblies 40, when lens cap 30 was in open mode, first end 602 of shell fragment 600 snapped in the draw-in groove 300; Second end 604 snaps in the bayonet socket 412, and when lens cap 30 was in closed condition, first end 602 of shell fragment 600 blocked lens cap 30; So have only password correct; Code component 400 moves to the position relative with second end 604 of shell fragment 600 with bayonet socket 412, and first end 602 just can snap in the draw-in groove 300, and lens cap 30 is removable opening; Guarantee the authority that projector uses, improved the security of projector.
In addition, adopt password wheels 400 and rotation axis 410, and password wheels 400 is enclosed within on the rotation axis 410, bayonet socket 412 is arranged on the rotation axis 410, drives rotation axiss 410 through rotational password wheel 400 and rotates, and is simple in structure; Adopt the initiating terminal 302 of the draw-in groove 300 of lens cap 30 to be provided with guide angle, make things convenient for first end 602 of shell fragment 600 to slide in the draw-in groove 300, reduce resistance; Adopt two groups of code components 40, improve safety coefficient.
The above embodiment has only expressed several kinds of embodiments of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the present invention's design, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with accompanying claims.
Claims (10)
1. projector with cryptographic function comprises the casing and the lens cap of camera lens, ccontaining camera lens, and said chassis sidewall is provided with chute and camera lens mouth; Said camera lens is near said camera lens mouth, and in said chute, the slide sealing or open said camera lens mouth of said lens cap is characterized in that; Also be provided with the password mouth on the said chassis sidewall, said lens cap is provided with draw-in groove, and said projector also comprises the code component that has bayonet socket, the fixed mount of code component is installed and have the elastic component of screen resilience; Said fixed mount is installed in the bottom of said casing, and said code component is relative with said password mouth, and said elastic component comprises having first end at an angle to each other and the shell fragment of second end; When said lens cap is in closed condition; First end of said shell fragment blocks said lens cap, and second end of said shell fragment ejects said bayonet socket, when said lens cap is in open mode; First end of said shell fragment snaps in the said draw-in groove, and second end of said shell fragment snaps in the said bayonet socket.
2. the projector of band cryptographic function according to claim 1 is characterized in that, said elastic component also comprises spring, and said shell fragment and spring are fixedly linked, and said spring provides screen resilience to said shell fragment.
3. the projector of band cryptographic function according to claim 1; It is characterized in that; Said code component comprises the rotation axis of hollow and the password wheels of hollow, and said password wheels is enclosed within on the said rotation axis, and said bayonet socket is located on the end of said rotation axis; Second end of said shell fragment contacts with an end that is provided with said bayonet socket of said rotation axis, and said password wheels and said rotation axis are installed on the said fixed mount.
4. the projector of band cryptographic function according to claim 3; It is characterized in that; Said fixed mount comprises a plurality of supports, and adjacent two supports of said a plurality of supports form storage tank and hold said password wheels, and said storage tank communicates with password mouth on the said chassis sidewall; Said a plurality of support is provided with groove, and said rotation axis is placed in the said groove.
5. the projector of band cryptographic function according to claim 3; It is characterized in that; Said code component also comprises the elastic card that is located between said password wheels and the rotation axis; Said password wheels is provided with screens, and said elastic card matches with said screens, and said password wheels drives said rotation axis through said elastic card and rotates.
6. the projector of band cryptographic function according to claim 3 is characterized in that, a side of said password wheels is provided with positioning element, and said positioning element is installed on the said support.
7. the projector of band cryptographic function according to claim 3 is characterized in that, said code component is two groups; Said code component includes first rotation axis of hollow and first password wheels of hollow; Second rotation axis of hollow and second password wheels of hollow, said first rotation axis penetrates first password wheels, penetrates second rotation axis again; Said second password wheels is enclosed within on said second rotation axis, is equipped with said bayonet socket on said first rotation axis and said second rotation axis.
8. the projector of band cryptographic function according to claim 5 is characterized in that, said rotation axis is provided with hole clipping, and said elastic card inserts in the said hole clipping.
9. the projector of band cryptographic function according to claim 1 is characterized in that, the end of said shell fragment and contacted first end of said lens cap is curved.
10. the projector of band cryptographic function according to claim 8 is characterized in that, said draw-in groove is provided with guide angle near the initiating terminal of first end of said shell fragment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105649157A CN102073202B (en) | 2010-11-08 | 2010-11-18 | Projector with password function |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010535173.5 | 2010-11-08 | ||
| CN201010535173 | 2010-11-08 | ||
| CN2010105649157A CN102073202B (en) | 2010-11-08 | 2010-11-18 | Projector with password function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102073202A CN102073202A (en) | 2011-05-25 |
| CN102073202B true CN102073202B (en) | 2012-07-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105649157A Expired - Fee Related CN102073202B (en) | 2010-11-08 | 2010-11-18 | Projector with password function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102073202B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108618303A (en) * | 2017-03-17 | 2018-10-09 | 赵书平 | A kind of device opened using cipher control umbrella |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1561097A (en) * | 2004-02-25 | 2005-01-05 | 谢文彬 | Multifunction cipher lock for TV. set |
| CN101127065B (en) * | 2006-08-18 | 2010-10-13 | 台达电子工业股份有限公司 | Device and method for canceling electronic device original password |
| JP5125367B2 (en) * | 2007-09-28 | 2013-01-23 | セイコーエプソン株式会社 | projector |
| CN201569845U (en) * | 2009-05-21 | 2010-09-01 | 亚洲光学股份有限公司 | Finger-protective dust cover device |
-
2010
- 2010-11-18 CN CN2010105649157A patent/CN102073202B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN102073202A (en) | 2011-05-25 |
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