CN203145790U - Periscope type peep-hole of security door - Google Patents
Periscope type peep-hole of security door Download PDFInfo
- Publication number
- CN203145790U CN203145790U CN 201320179206 CN201320179206U CN203145790U CN 203145790 U CN203145790 U CN 203145790U CN 201320179206 CN201320179206 CN 201320179206 CN 201320179206 U CN201320179206 U CN 201320179206U CN 203145790 U CN203145790 U CN 203145790U
- Authority
- CN
- China
- Prior art keywords
- hole
- security door
- observation hole
- intercommunicating pore
- periscope type
- 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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- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The utility model discloses a periscope type peep-hole of a security door. The periscope type peep-hole of the security door comprises a concave lens, convex lenses and a communicating hole, the concave lens is arranged at the front end of the communicating hole, a long L-shaped barrel pipe is vertically connected on the middle portion of the communicating hole, a lower observing hole and an upper observing hole are formed in the rear end of the long barrel pipe and the rear end of the communicating hole, the lower observing hole and the upper observing hole are respectively provided with a convex lens, and 45-degree photoscopes are arranged in the lower observing hole and the upper observing hole respectively. The periscope type peep-hole of the security door is simple in structure, convenient to manufacture, strong in practicality and capable of being suitable for being used by adults and children with different heights.
Description
Technical field
The utility model relates to a kind of opal of security door, and concrete is a kind of periscopic opal of security door.
Background technology
Security door is now used by huge numbers of families, and along with progress of science and technology, the various functions of security door are constantly improved and be perfect, as at security door opal being installed.Present opal setting height(from bottom) all is to be fit to the adult use, when the head of a family stayed out, immature child can not observe the situation outside the room, and child must could utilize opal to see the outside by auxiliary furniture such as stooles, child falls down etc. easily like this, and is very dangerous also inconvenient.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of periscopic opal is provided, and adult and child that it can be fit to different heights use.
For achieving the above object, the technical scheme that its technical problem that solves the utility model adopts is: a kind of periscopic opal of security door, comprise concavees lens, convex lens and intercommunicating pore, described concavees lens are positioned at the intercommunicating pore front end, described intercommunicating pore middle part vertically is connected with a L-shaped long bobbin, the rear end of long bobbin and intercommunicating pore is provided with lower observation hole and upper observation hole, and convex lens all are set on lower observation hole and the upper observation hole, and its inside is provided with the photoscope of miter angle.
The beneficial effects of the utility model are: the utility model is simple in structure, and is simple for production, has stronger practicality, and adult and the child that can be fit to different heights use.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Among the figure: 1, convex lens 2, upper observation hole 3, intercommunicating pore 4, concavees lens 5, photoscope 6, lower observation hole 7, security door 8, long bobbin
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail.
As shown in Figure 1, a kind of periscopic opal of security door, comprise concavees lens 4, convex lens 1 and intercommunicating pore 3, concavees lens 4 are positioned at the front end of intercommunicating pore 3, and intercommunicating pore 3 middle parts vertically are connected with a L-shaped long bobbin 8, and long bobbin 8 is provided with lower observation hole 6 and upper observation hole 2 with the rear end of intercommunicating pore 3, lower observation hole 6 and upper observation hole 2 are provided with convex lens 1, and its inside is provided with the photoscope 5 of miter angle.
Claims (1)
1. the periscopic opal of a security door, comprise concavees lens (4), convex lens (1) and intercommunicating pore (3), it is characterized in that: described concavees lens (4) are positioned at the front end of intercommunicating pore (3), described intercommunicating pore (3) middle part vertically is connected with a L-shaped long bobbin (8), long bobbin (8) is provided with lower observation hole (6) and upper observation hole (2) with the rear end of intercommunicating pore (3), lower observation hole (6) and upper observation hole (2) are provided with convex lens (1), and its inside is provided with the photoscope (5) of miter angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320179206 CN203145790U (en) | 2013-03-25 | 2013-03-25 | Periscope type peep-hole of security door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320179206 CN203145790U (en) | 2013-03-25 | 2013-03-25 | Periscope type peep-hole of security door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203145790U true CN203145790U (en) | 2013-08-21 |
Family
ID=48973326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320179206 Expired - Fee Related CN203145790U (en) | 2013-03-25 | 2013-03-25 | Periscope type peep-hole of security door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203145790U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104963617A (en) * | 2015-07-30 | 2015-10-07 | 曹敏娜 | Concealed door mirror |
-
2013
- 2013-03-25 CN CN 201320179206 patent/CN203145790U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104963617A (en) * | 2015-07-30 | 2015-10-07 | 曹敏娜 | Concealed door mirror |
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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: 20130821 Termination date: 20140325 |