CN2926455Y - One-way observor - Google Patents
One-way observor Download PDFInfo
- Publication number
- CN2926455Y CN2926455Y CNU2006200737339U CN200620073733U CN2926455Y CN 2926455 Y CN2926455 Y CN 2926455Y CN U2006200737339 U CNU2006200737339 U CN U2006200737339U CN 200620073733 U CN200620073733 U CN 200620073733U CN 2926455 Y CN2926455 Y CN 2926455Y
- Authority
- CN
- China
- Prior art keywords
- lens barrel
- lens
- dark
- slide
- tabula rasa
- 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 - Fee Related
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/28—Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
- E06B7/30—Peep-holes; Devices for speaking through; Doors having windows
Abstract
An anti-peeping unidirectional observation door mirror comprises a lantern ring, a convex lens, a body tube, a body tube sheath, a shaft and a dark-slide, wherein, the convex lens and the dark-slide are arranged respectively on the two heads of the body tube. When people indoors want to observe the outside through the door mirror, as long as the dark-slide is open, the outdoor objects can be observed clearly, and when the observation is over, the dark-slide will automatically close the body tube by gravity so that people outside can not see the indoors.
Description
Affiliated technical field
The utility model relates to a kind of anti-finder of peeping on house Hu Men, the security door that is applied to.
Background technology
At present, known peephole is made up of concavees lens and convex lens, and object lens are concavees lens, and eyepiece is convex lens.When the people just can be clear that people and thing in the indoor eyepiece observation ward that sees through when outer, and just become very fuzzy, thereby protected indoor information when indoor from outdoor seeing through peephole.But, just also can clearly peep indoor people and thing if there is the people on outdoor peephole, to install lens or set of lenses additional, so just provide crime information for the lawless person.
Summary of the invention
In order to overcome the deficiency that existing peephole is peeped easily, the utility model provides a kind of peephole, and this peephole can prevent effectively that indoor situation from being peeped.
The technical scheme that its technical problem that solves the utility model adopts is: at the close end of end face outdoors of peephole lens barrel lens are set, it can be that concavees lens also can be convex lens, set of lenses, and its effect is the range of observation of observer in the expansion chamber.Be provided with one every tabula rasa on the end face in lens barrel overcoat door, play effect, make outdoor people can't see indoor light every light.Be fixed on outside the lens barrel by rotating shaft every tabula rasa and put, can be free on this end face in lens barrel overcoat door, rotate neatly.During use, indoor people can open the situation outside tabula rasa observation ward.When not using, get back to original position and close lens barrel because of being subjected to action of gravity every tabula rasa every tabula rasa.
The beneficial effects of the utility model are: not only imaging is clear for peephole, observation visual angle is big, and has prevented that outdoor people from seeing through peephole and peeping to indoor.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a structure chart of the present utility model.
Fig. 2 closes schematic diagram every tabula rasa.
Fig. 3 opens schematic diagram every tabula rasa.
1. lens barrel overcoats among the figure, the 2. collar, 3. lens, 4. lens barrel, 5. screw thread, 6. every tabula rasa, 7. rotating shaft.
The specific embodiment
In Fig. 1, lens (3) are fixed on the close end of end face outdoors of lens barrel (4) by the collar (2), be provided with one every tabula rasa (6) in the dead ahead of lens barrel (4) other end, be fixed on the lens barrel overcoat (1) by rotating shaft (7) every tabula rasa (6), can on lens barrel overcoat (1) door inner face, freely rotate around this axle.Screw thread (5) all is carved with in the outside of the inboard of lens barrel overcoat (1) and lens barrel (4), and they link together by screw thread (5).
In Fig. 2, be closed every tabula rasa (6), block the indoor light of injecting lens barrel (4) just fully every tabula rasa (6).
In Fig. 3, be unlocked every tabula rasa (6), outdoor light is just indoor by injecting from lens barrel (4).
Claims (1)
- The one way vision peephole, it only uses lens or set of lenses, and have one every electro-optical device, it is characterized in that: lens or set of lenses are housed at the close end of end face outdoors of lens barrel, be provided with one every tabula rasa in the dead ahead of the lens barrel other end, be fixed on outside the lens barrel by rotating shaft every tabula rasa and put, can on lens barrel overcoat door inner face, freely rotate around this axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200737339U CN2926455Y (en) | 2006-06-14 | 2006-06-14 | One-way observor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200737339U CN2926455Y (en) | 2006-06-14 | 2006-06-14 | One-way observor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2926455Y true CN2926455Y (en) | 2007-07-25 |
Family
ID=38280699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200737339U Expired - Fee Related CN2926455Y (en) | 2006-06-14 | 2006-06-14 | One-way observor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2926455Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104185715A (en) * | 2011-11-14 | 2014-12-03 | Icu有限公司 | Door viewer security cover |
| CN104234601A (en) * | 2014-08-26 | 2014-12-24 | 杨伟 | Antitheft door |
| CN104499913A (en) * | 2015-01-15 | 2015-04-08 | 温州维沙华电气有限公司 | Antitheft cat eye |
| CN108756690A (en) * | 2018-06-28 | 2018-11-06 | 河南师范大学 | A kind of opal with anti-theft feature |
-
2006
- 2006-06-14 CN CNU2006200737339U patent/CN2926455Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104185715A (en) * | 2011-11-14 | 2014-12-03 | Icu有限公司 | Door viewer security cover |
| CN104234601A (en) * | 2014-08-26 | 2014-12-24 | 杨伟 | Antitheft door |
| CN104234601B (en) * | 2014-08-26 | 2016-03-23 | 余姚市吉佳电器有限公司 | Security door |
| CN104499913A (en) * | 2015-01-15 | 2015-04-08 | 温州维沙华电气有限公司 | Antitheft cat eye |
| CN105804619A (en) * | 2015-01-15 | 2016-07-27 | 温州维沙华电气有限公司 | Anti-theft cat eye |
| CN105804619B (en) * | 2015-01-15 | 2017-05-24 | 温州维沙华电气有限公司 | anti-theft cat eye |
| CN108756690A (en) * | 2018-06-28 | 2018-11-06 | 河南师范大学 | A kind of opal with anti-theft feature |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070725 Termination date: 20100614 |