CN211736975U - Airtight observation window of civil air defense engineering - Google Patents
Airtight observation window of civil air defense engineering Download PDFInfo
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- CN211736975U CN211736975U CN201922346293.XU CN201922346293U CN211736975U CN 211736975 U CN211736975 U CN 211736975U CN 201922346293 U CN201922346293 U CN 201922346293U CN 211736975 U CN211736975 U CN 211736975U
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- shaped groove
- observation window
- air defense
- sleeve
- civil air
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Abstract
The utility model discloses an airtight observation window of civil air defense engineering, which comprises a door body, the internal portion of door has seted up Z type groove, the fixed first lens that is provided with in the inside left side of Z type groove, the upper end right side of Z type inslot portion and the equal fixed deflector that is provided with in lower extreme left side, the inside right side of Z type inslot portion is provided with the sleeve through the screw thread activity, the inside fixed second lens that is provided with of sleeve, the door body has seted up the cavity on the top in Z type groove, the inside activity of cavity sets up the backup pad, the fixed guard plate that is provided with in bottom left side of backup pad, the bottom of guard plate is passed Z type groove and the inside bottom swing joint in Z type groove, the draw-in groove has been seted up to the inside bottom of Z type groove. The utility model discloses simple structure can realize sealedly to Z type inslot portion through the guard plate, the effectual security that has improved.
Description
Technical Field
The utility model relates to an observation window technical field specifically is an airtight observation window of civil air defense engineering.
Background
The closed observation window is important civil air defense equipment, can increase the safety, can see through the observation window and observe, can increase the security performance, avoids the production of many crises.
However, the observation windows used at present all directly adopt a large piece of glass as the perspective glass, so that the large piece of glass directly arranged has a large area and is easy to crack when being subjected to external shock waves; and the current observation window can only see the situation of a closer place and cannot see a farther place.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an airtight observation window of civil air defense engineering to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a civil air defense engineering airtight observation window comprises a door body, wherein a Z-shaped groove is formed in the door body, a first lens is fixedly arranged on the left side of the inner part of the Z-shaped groove, a reflecting plate is fixedly arranged on the right side of the upper end and the left side of the lower end of the inner part of the Z-shaped groove, a sleeve is movably arranged on the right side of the inner part of the Z-shaped groove through threads, a second lens is fixedly arranged in the sleeve, a cavity is formed in the top end of the Z-shaped groove of the door body, a supporting plate is movably arranged in the cavity, a protection plate is fixedly arranged on the left side of the bottom end of the supporting plate, the bottom end of the protection plate penetrates through the Z-shaped groove to be movably connected with the bottom end of the inner part of the Z-shaped groove, a gear meshed with the rack is movably arranged in the cavity on one side, close to the rack, of the fixing plate through a bearing, and a crank is fixedly arranged at the other end of the gear on the outer side of the door body.
Preferably, the reflection plate is installed to be inclined at 45 degrees.
Preferably, the left side of the Z-shaped groove is flared.
Preferably, a limiting rod is fixedly arranged at the top end inside the cavity, and the bottom end of the limiting rod is arranged inside a limiting hole formed in the fixing plate.
Preferably, the right end of the outer side of the sleeve is fixedly sleeved with an anti-skid sleeve.
Preferably, a rubber pad is fixedly arranged on the right side of the sleeve.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a through rotating the crank when the outer circumstances need to be observed, can make the gear take place to rotate this moment, make the backup pad upward movement through the transmission between gear and the rack this moment, can make the guard plate rise and set up inside the cavity this moment, can observe the outside through Z type groove this moment, and through reversing the crank when not using the observation window, can make the guard plate descend through gear rotation this moment, make the bottom of guard plate set up inside Z type groove, can realize sealing to the inside of Z type groove, the effectual security that has improved;
2. the utility model discloses an outside light reachs people's eye through first lens, reflecting plate and second lens after, can observe the outside through Z type groove, and can realize telescope's function through first lens and second lens, can make the sleeve move the distance of adjusting between first lens and the second lens in Z type inslot portion through rotating the sleeve, can change the focus, can see the place of different distances clearly, observe more convenience.
Drawings
FIG. 1 is a schematic view of the whole structure of a civil air defense engineering airtight observation window of the utility model;
fig. 2 is an enlarged schematic view of a part a in fig. 1 of the airtight observation window for civil air defense construction of the present invention;
fig. 3 is the utility model relates to a gag lever post installation sketch map of airtight observation window of civil air defense engineering.
In the figure: 1. a door body; 2. a Z-shaped groove; 3. a first lens; 4. a reflective plate; 5. a sleeve; 6. a second lens; 7. a cavity; 8. a support plate; 9. a protection plate; 10. a card slot; 11. a fixing plate; 12. a rack; 13. a gear; 14. a crank; 15. a limiting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a civil air defense engineering closed observation window comprises a door body 1, a Z-shaped groove 2 is arranged inside the door body 1, a first lens 3 is fixedly arranged on the left side inside the Z-shaped groove 2, a reflecting plate 4 is fixedly arranged on the right side of the upper end and the left side of the lower end inside the Z-shaped groove 2, a sleeve 5 is movably arranged on the right side inside the Z-shaped groove 2 through threads, a second lens 6 is fixedly arranged inside the sleeve 5, a cavity 7 is arranged at the top end of the Z-shaped groove 2 of the door body 1, a supporting plate 8 is movably arranged inside the cavity 7, a protection plate 9 is fixedly arranged on the left side of the bottom end of the supporting plate 8, the bottom end of the protection plate 9 penetrates through the Z-shaped groove 2 to be movably connected with the bottom end inside the Z-shaped groove 2, a clamping groove 10 is arranged at the bottom end of the, a gear 13 engaged with the rack 12 is movably arranged in the cavity 7 at one side of the fixed plate 11 close to the rack 12 through a bearing, and a crank 14 is fixedly arranged at the other end of the gear 13 at the outer side of the door body 1.
The reflecting plate 4 is installed in an inclined way at 45 degrees;
the left side of the Z-shaped groove 2 is in a horn shape, so that a larger visual field can be obtained;
a limiting rod 15 is fixedly arranged at the top end inside the cavity 7, and the bottom end of the limiting rod 15 is arranged inside a limiting hole formed in the fixing plate 11, so that the stability of the fixing plate 11 is ensured;
the right end of the outer side of the sleeve 5 is fixedly sleeved with an anti-slip sleeve to prevent the sleeve from sliding in use;
the right side of sleeve 5 is fixed with the rubber pad, prevents to hinder the face when observing.
The working principle is as follows: the utility model can rotate the gear 13 by rotating the crank 14 when needing to observe the external situation, the support plate 8 can move upwards by the transmission between the gear 13 and the rack 12, the protection plate 9 can be arranged in the cavity 7 by lifting, the external light reaches the human eyes by the first lens 3, the reflecting plate 4 and the second lens 6, the external part can be observed by the Z-shaped groove 2, the telescope function can be realized by the first lens 3 and the second lens 6, the distance between the first lens 3 and the second lens 6 can be adjusted by moving the sleeve 5 in the Z-shaped groove 2 by rotating the sleeve 5, the focal length can be changed, the places with different distances can be seen clearly, the observation is more convenient, the protection plate 9 can be descended by rotating the gear 13 by reversing the crank 14 when the observation window is not used, the bottom setting that makes guard plate 9 is inside Z type groove 2, can realize sealed to Z type 2 insides, the effectual security that has improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a airtight observation window of civil air defense engineering, includes door body (1), its characterized in that: the door body (1) is internally provided with a Z-shaped groove (2), the left side inside the Z-shaped groove (2) is fixedly provided with a first lens (3), the right side of the upper end inside the Z-shaped groove (2) and the left side of the lower end are both fixedly provided with a reflecting plate (4), the right side inside the Z-shaped groove (2) is movably provided with a sleeve (5) through threads, the inside of the sleeve (5) is fixedly provided with a second lens (6), the door body (1) is provided with a cavity (7) at the top end of the Z-shaped groove (2), the inside of the cavity (7) is movably provided with a supporting plate (8), the left side of the bottom end of the supporting plate (8) is fixedly provided with a protection plate (9), the bottom end of the protection plate (9) penetrates through the Z-shaped groove (2) to be movably connected with the bottom end inside the Z-shaped groove (2), the bottom end inside, the fixed plate (11) that is provided with in bottom right side of backup pad (8), one side of fixed plate (11) is fixed and is provided with rack (12), cavity (7) inside is provided with gear (13) with rack (12) looks meshing through the bearing activity in one side that fixed plate (11) are close to rack (12), the other end of gear (13) is fixed in the outside of door body (1) and is provided with crank (14).
2. The airtight observation window of civil air defense engineering of claim 1, characterized in that: the reflecting plate (4) is installed in a manner of inclining by 45 degrees.
3. The airtight observation window of civil air defense engineering of claim 1, characterized in that: the left side of the Z-shaped groove (2) is horn-shaped.
4. The airtight observation window of civil air defense engineering of claim 1, characterized in that: the top end in the cavity (7) is fixedly provided with a limiting rod (15), and the bottom end of the limiting rod (15) is arranged in a limiting hole formed in the fixing plate (11).
5. The airtight observation window of civil air defense engineering of claim 1, characterized in that: the right end of the outer side of the sleeve (5) is fixedly sleeved with an anti-skid sleeve.
6. The airtight observation window of civil air defense engineering of claim 1, characterized in that: a rubber pad is fixedly arranged on the right side of the sleeve (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922346293.XU CN211736975U (en) | 2019-12-24 | 2019-12-24 | Airtight observation window of civil air defense engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922346293.XU CN211736975U (en) | 2019-12-24 | 2019-12-24 | Airtight observation window of civil air defense engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211736975U true CN211736975U (en) | 2020-10-23 |
Family
ID=72869763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922346293.XU Active CN211736975U (en) | 2019-12-24 | 2019-12-24 | Airtight observation window of civil air defense engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211736975U (en) |
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2019
- 2019-12-24 CN CN201922346293.XU patent/CN211736975U/en active Active
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