CN211313924U - Airtight shielding structure of people's air defense - Google Patents
Airtight shielding structure of people's air defense Download PDFInfo
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- CN211313924U CN211313924U CN201922165683.7U CN201922165683U CN211313924U CN 211313924 U CN211313924 U CN 211313924U CN 201922165683 U CN201922165683 U CN 201922165683U CN 211313924 U CN211313924 U CN 211313924U
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- main body
- body frame
- concrete slab
- air defense
- rotating rod
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Abstract
The utility model discloses a civil air defense closed shielding structure, relating to the civil air defense engineering field, and aiming at the problems of poor shielding effect and higher manufacturing cost of the civil air defense closed shielding door currently used, the following proposal is proposed, which comprises a main body frame, a concrete slab is fixedly arranged in the main body frame, a rotating rod is rotatably arranged on one side of the inner wall of the main body frame, a driving gear is fixedly arranged on the rotating rod, the rotating rod penetrates through the concrete slab, the rotating rod and the concrete slab are rotatably arranged, the rotating rod penetrates through the main body frame, the rotating rod and the main body frame are rotatably arranged, one side of the concrete slab is provided with a cavity, a supporting plate is arranged in the cavity along the vertical direction, the two sides of the supporting plate are respectively provided with a supporting rod in a sliding mode along the horizontal direction, and the supporting rods are fixedly installed with the concrete plates. The utility model discloses novel structure, and the practicality is high, suitable popularization.
Description
Technical Field
The utility model relates to a civil air defense engineering field especially relates to an airtight shielding structure of civil air defense.
Background
Along with the rapid development of the current society, various industries are vigorously developed, and for civil air defense projects, the civil air defense projects are collectively called civil air defense projects, namely underground protective buildings which are independently built for guaranteeing the shielding of war personnel and materials, the commanding of civil air defense and medical aid, and basements which are built by combining ground buildings and can be used for air defense during war, and the civil air defense projects are important facilities for preventing enemies from attacking suddenly, effectively shielding personnel and materials and storing war potential; the civil air defense shielding door is an engineering guarantee which adheres to urban fighting and supports anti-invasion war to win for a long time, in the current society, civil air defense engineering is mainly used as an important project for guaranteeing the property of people, particularly for the airtight shielding door in the civil air defense engineering, the airtight shielding door in the prior art mostly adopts a steel framework and a concrete structure, and the airtight shielding door with the structure still has the problems of poor shielding effect and high manufacturing cost, so that the civil air defense airtight shielding structure is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pair of airtight shielding structure of people's air defense has solved the not good and higher problem of cost of shielding effect that the airtight shield door of people's air defense of current use exists.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a civil air defense airtight shielding structure comprises a main body frame, wherein a concrete slab is fixedly arranged inside the main body frame, a rotating rod is rotatably arranged on one side of the inner wall of the main body frame, a driving gear is fixedly arranged on the rotating rod, the rotating rod penetrates through the concrete slab and is rotatably arranged with the concrete slab, the rotating rod penetrates through the main body frame, the rotating rod and the main body frame are rotatably arranged, a cavity is formed in one side of the concrete slab, a supporting plate is arranged in the cavity along the vertical direction, supporting rods are respectively and slidably arranged on two sides of the supporting plate along the horizontal direction, the supporting rods and the concrete slab are fixedly arranged, a rotating shaft is rotatably arranged at the central position of the supporting rods along the horizontal direction, a driven gear matched with the driving gear is fixedly arranged at one end of the rotating shaft close to the driving gear, and the other, the opposite side that the backup pad is close to the driving gear is symmetric distribution fixed mounting along vertical direction and has a ejector pin that runs through concrete slab, the ejector pin with concrete slab is for rotating the installation, and the one end fixed mounting of ejector pin has the clamp plate, the clamp plate is symmetric distribution fixed mounting along vertical direction and has the locking lever, the locking lever runs through one side of main body frame.
Preferably, a threaded tooth socket is formed in the rotating shaft, and a threaded tooth groove matched with the threaded tooth socket is formed in the position, where the supporting plate is intersected with the rotating shaft.
Preferably, the top end of the rotating rod is located on one side of the outer wall of the main body frame, and the rotating wheel is fixedly mounted at the top end of the rotating rod.
Preferably, one side of the pressing plate, which is close to the main body frame, is fixedly provided with a shielding strip, and the locking rod penetrates through the shielding strip.
Preferably, a shielding plate layer is fixedly installed at a middle position between the concrete slab and the main body frame.
The utility model has the advantages that:
1. in this structure, the structure of concrete has been adopted, because the weight of concrete self can improve better explosion-proof effect for this structure, has placed the shielding sheet layer simultaneously in concrete slab and main body frame intermediate position, places suitable shielding material in the shielding sheet layer, makes this structure have good shielding effect.
2. In this structure, be provided with driving gear and driven gear, through gear drive's mode, the switch of the airtight shield door of realization people's air defense that can relax convenient through there being the shielding strip in the one side also fixed mounting who is close to the locking lever, can be so that airtight shield door also can have the shielding effect when closing the door.
In conclusion, the structure has a good anti-explosion effect, a good shielding effect and high practicability.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a schematic structural diagram of a of the present invention.
Reference numbers in the figures: the device comprises a main body frame 1, a shielding plate layer 2, a concrete plate 3, a rotating rod 4, a driving gear 5, a supporting plate 6, a supporting rod 7, a locking rod 8, a shielding strip 9, a push rod 10, a pressing plate 11, a rotating wheel 12, a driven gear 13 and a rotating shaft 14.
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.
Referring to fig. 1-3, a civil air defense closed shielding structure, comprising a main body frame 1, a concrete slab 3 is fixedly installed inside the main body frame 1, a rotating rod 4 is rotatably installed on one side of the inner wall of the main body frame 1, a driving gear 5 is fixedly installed on the rotating rod 4, the rotating rod 4 penetrates through the concrete slab 3, the rotating rod 4 and the concrete slab 3 are rotatably installed, the rotating rod 4 penetrates through the main body frame 1, the rotating rod 4 and the main body frame 1 are rotatably installed, a cavity is opened on one side of the concrete slab 3, a supporting plate 6 is placed in the cavity along the vertical direction, supporting rods 7 are respectively slidably installed on both sides of the supporting plate 6 along the horizontal direction, the supporting rods 7 and the concrete slab 3 are fixedly installed, a rotating shaft 14 is rotatably installed at the central position of the supporting rods 7 along the horizontal direction, a driven gear 13 matched with, the other end of the rotating shaft 14 is rotatably arranged on the concrete plate 3, the other side of the supporting plate 6 close to the driving gear 5 is fixedly provided with ejector rods 10 which penetrate through the concrete plate 3 in a symmetrical distribution along the vertical direction, the ejector rods 10 and the concrete plate 3 are rotatably arranged, and one end of the mandril 10 is fixedly provided with a pressing plate 11, the pressing plate 11 is fixedly provided with locking rods 8 in a symmetrical distribution along the vertical direction, the locking rods 8 penetrate one side of the main body frame 1, a threaded tooth opening is arranged on the rotating shaft 14, a threaded tooth groove matched with the threaded tooth opening is arranged at the position where the supporting plate 6 is intersected with the rotating shaft 14, the top end of the rotating rod 4 is positioned at one side of the outer wall of the main body frame 1, and the top end of the rotating rod 4 is fixedly provided with a rotating wheel 12, one side of the pressing plate 11 close to the main body frame 1 is fixedly provided with a shielding strip 9, the locking rod 8 penetrates through the shielding strip 9, and the middle position of the concrete slab 3 and the main body frame 1 is fixedly provided with a shielding plate layer 2.
The working principle is as follows: in this structure, be provided with shielding sheet layer 2, place suitable shielding material in shielding sheet layer 2, can make this structure have good shielding effect, adopt concrete slab 3 in this structure simultaneously, can make this structure have good explosion-proof towards effect, this structure is when the switch door, through rotating runner 12, drive dwang 4, continue to drive the rotation of driving gear 5, thereby drive driven gear 13's rotation, make rotation axis 14 begin to rotate, it is rotatory in backup pad 6, because of rotation axis 14 and backup pad 6 are provided with screw thread alveolus and screw thread tooth mouth respectively, so rotation axis 14 is unmovable, backup pad 6 can move about on bracing piece 7, thereby it moves about to drive ejector pin 10 and push up the clamp plate 11, locking lever 8 of installation on roof 11 can match with the hasp on the wall body, realize the effect of switch this structure.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a airtight shielding structure of people's air defense, includes main body frame (1), its characterized in that, the inside fixed mounting of main body frame (1) has concrete slab (3), inner wall one side of main body frame (1) is rotated and is installed dwang (4), fixed mounting has driving gear (5) on dwang (4), and dwang (4) run through concrete slab (3), and dwang (4) and concrete slab (3) are for rotating the installation, dwang (4) run through main body frame (1), and dwang (4) and main body frame (1) are for rotating the installation, the cavity has been seted up to one side of concrete slab (3), backup pad (6) has been placed along vertical direction in the cavity, the both sides of backup pad (6) have bracing piece (7) along horizontal direction slidable mounting respectively, bracing piece (7) with concrete slab (3) are fixed mounting, and the central point of bracing piece (7) puts and rotates along the horizontal direction and installs rotation axis (14), one end fixed mounting that rotation axis (14) is close to driving gear (5) has driven gear (13) that matches with driving gear (5), and the other end of rotation axis (14) rotates and installs on concrete slab (3), backup pad (6) opposite side that is close to driving gear (5) is symmetric distribution fixed mounting along vertical direction and has ejector pin (10) that run through concrete slab (3), ejector pin (10) with concrete slab (3) are for rotating the installation, and the one end fixed mounting of ejector pin (10) has clamp plate (11), clamp plate (11) are symmetric distribution fixed mounting along vertical direction and have locking lever (8), locking lever (8) run through one side of main body frame (1).
2. The civil air defense closed shielding structure according to claim 1, characterized in that the rotating shaft (14) is provided with a threaded tooth socket, and a threaded tooth groove matched with the threaded tooth socket is formed at the intersection position of the supporting plate (6) and the rotating shaft (14).
3. The civil air defense enclosed shielding structure according to claim 1, characterized in that the top end of the rotating rod (4) is located at one side of the outer wall of the main body frame (1), and a rotating wheel (12) is fixedly installed at the top end of the rotating rod (4).
4. The civil air defense closed shielding structure according to claim 1, characterized in that one side of the pressing plate (11) close to the main body frame (1) is fixedly provided with a shielding strip (9), and the locking rod (8) penetrates through the shielding strip (9).
5. Civil air-defense closed shielding structure according to claim 1, characterized in that a shielding plate layer (2) is fixedly arranged at the middle position of the concrete slab (3) and the main body frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922165683.7U CN211313924U (en) | 2019-12-05 | 2019-12-05 | Airtight shielding structure of people's air defense |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922165683.7U CN211313924U (en) | 2019-12-05 | 2019-12-05 | Airtight shielding structure of people's air defense |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211313924U true CN211313924U (en) | 2020-08-21 |
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ID=72063691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922165683.7U Active CN211313924U (en) | 2019-12-05 | 2019-12-05 | Airtight shielding structure of people's air defense |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211313924U (en) |
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2019
- 2019-12-05 CN CN201922165683.7U patent/CN211313924U/en active Active
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