CN213269492U - Threshold movable type civil air defense door - Google Patents
Threshold movable type civil air defense door Download PDFInfo
- Publication number
- CN213269492U CN213269492U CN202021145803.3U CN202021145803U CN213269492U CN 213269492 U CN213269492 U CN 213269492U CN 202021145803 U CN202021145803 U CN 202021145803U CN 213269492 U CN213269492 U CN 213269492U
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- threshold
- fixedly connected
- gag lever
- lever post
- air defense
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Abstract
The utility model discloses a people's air defense door frame positioner, including the second threshold, the lower extreme fixedly connected with lift post of second threshold, the lower extreme of lift post passes through the camera obscura fixedly connected with cement base, the first threshold of upper end fixedly connected with of cement base, the inside of first threshold has first fixture block through first spring elastic connection, the tip of first fixture block has the second threshold through first draw-in groove activity joint, the upper end fixedly connected with first in command of first fixture block, the first in command is on first threshold through first spacing hole swing joint. The movable type civil air defense door of the threshold realizes the retraction and release of the second threshold through the lifting column, the first clamping block and the first clamping groove, and facilitates the vehicle to enter. Realize sealing the camera obscura through the combined action of first fixed plate, second gag lever post, prevent that the dust from getting into the camera obscura.
Description
Technical Field
The utility model relates to a civil defense equipment field specifically is a movable people's air defense door of threshold.
Background
The doorsill is an old name of a lower door frame and is also called a lower doorsill and is the largest transverse material of the door frame. If the outer door is provided with the door lower frame, the outer door can play a role of wind prevention and the like, and a metal thin plate can be wrapped on the surface layer or a wood strip can be additionally arranged to solve the abrasion problem, so that the outer door is convenient to replace.
Generally, the doorsill of the civil air defense door used by people is fixed, vehicles are difficult to pass in and out, the doorsill can be crushed over time, and lifting devices can be exposed on the surface of the novel movable doorsill type civil air defense door. When a vehicle passes by, dust on the surface of the tire can be scattered into the lifting device, and the use of the lifting device is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a movable people's air defense door of threshold to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a people's air defense door frame positioner, includes the second threshold, the lower extreme fixedly connected with lift post of second threshold, the lower extreme of lift post passes through the camera obscura fixedly connected with cement base, the first threshold of upper end fixedly connected with of cement base, the inside of first threshold has first fixture block through first spring elastic connection, the tip of first fixture block has the second threshold through first draw-in groove activity joint, the upper end fixedly connected with first in command of first fixture block, the first in command is on first threshold through first spacing hole swing joint.
Preferably, the first fixed box of upper end fixedly connected with of first threshold, the inside of first fixed box has first gag lever post through second spring elastic connection, the surface of first gag lever post passes through third spacing groove activity joint in first fixed box, the upper end fixedly connected with second handle of first gag lever post, the upper end of second handle passes through the spacing hole swing joint of second in first fixed box, the lower extreme fixedly connected with second gag lever post of first gag lever post, the lower extreme of second gag lever post passes through second draw-in groove activity joint in the cement-based.
Preferably, the cement base has the ball through fifth spacing groove activity joint, there is first fixed plate upper end through second spacing groove sliding connection of ball, the inside of first fixed plate has the third gag lever post through fourth spacing groove activity joint, the tip of third gag lever post passes through fourth spacing groove fixed connection in the cement base.
Preferably, the end of the first fixing plate is fixedly connected with a first fixing block, and a third limiting hole is formed in the middle of the first fixing block.
Preferably, the end part of the third limiting rod is fixedly connected with a first limiting block.
Preferably, the first clamping block is movably clamped in the first threshold through the first limiting groove.
Compared with the prior art, the beneficial effects of the utility model are that: the movable type civil air defense door of the threshold realizes the retraction and release of the second threshold through the lifting column, the first clamping block and the first clamping groove, and facilitates the vehicle to enter. Realize sealing the camera obscura through the combined action of first fixed plate, second gag lever post, prevent that the dust from getting into to spill and fall to elevating gear in, protect elevating gear.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is an enlarged view of the point A of the present invention;
fig. 4 is an enlarged view of the position B of the present invention.
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. 1-4, the utility model relates to civil defense equipment, which comprises a second threshold 9, a lifting column 10 is fixedly connected to the lower end of the second threshold 9, the lifting column 10 is QTJ1909, a cement base 1 is fixedly connected to the lower end of the lifting column 10 through a hidden groove 11, a first threshold 3 is fixedly connected to the upper end of the cement base 1, a first clamping block 7 is elastically connected to the inside of the first threshold 3 through a first spring 2, a second threshold 9 is movably clamped to the end of the first clamping block 7 through a first clamping groove 8, a first handle 5 is fixedly connected to the upper end of the first clamping block 7, the first handle 5 is movably connected to the first threshold 3 through a first limiting hole 4, the first handle 5 is shifted to the end, the first handle 5 drives the first clamping block 7 to horizontally move in the first threshold 3, the first spring 2 is in a compression state at the moment, a switch of the lifting column 10 is opened, the lifting column 10 drives the second threshold 9 to move up and down, when the second threshold 9 moves downwards, the lifting column 10 can completely accommodate the second threshold 9 into the hidden groove 11, so that the second threshold 9 is retracted and released, and a vehicle can conveniently enter and exit.
The upper end of the first doorsill 3 is fixedly connected with a first fixing box 14, the interior of the first fixing box 14 is elastically connected with a first limiting rod 15 through a second spring 16, the outer surface of the first limiting rod 15 is movably clamped in the first fixing box 14 through a third limiting groove 19, the upper end of the first limiting rod 15 is fixedly connected with a second handle 17, the upper end of the second handle 17 is movably connected in the first fixing box 14 through a second limiting hole 18, the lower end of the first limiting rod 15 is fixedly connected with a second limiting rod 21, the lower end of the second limiting rod 21 is movably clamped in the cement base 1 through a second clamping groove 20, the second handle 17 is pulled upwards, the second handle 17 drives the first limiting rod 15 and the second limiting rod 21 to move upwards, the second spring 16 is compressed at the moment, the second handle 17 is loosened, the first limiting rod 15 and the second limiting rod 21 are driven to move downwards by the elasticity of the second spring 16.
The end of the first fixing plate 24 is fixedly connected with a first fixing block 22, a third limiting hole 23 is formed in the middle of the first fixing block 22, and the third limiting hole 23 is used for fixing the first fixing plate 24.
The end of the third limiting rod 12 is fixedly connected with a first limiting block 25, and the first limiting block 25 prevents the second fixing plate 24 from falling off the first fixing rod 12.
The first fixture block 7 is movably clamped in the first threshold 3 through the first limiting groove 6, and the first fixture block 7 can horizontally move in the first limiting groove 6.
The utility model discloses when concrete implementation: the first handle 5 is shifted to the end part, the first handle 5 drives the first clamping block 7 to horizontally move and retract into the first threshold 3, the first spring 2 is in a compressed state, the switch of the lifting column 10 is opened, the lifting column 10 drives the second threshold 9 to move up and down, when the second threshold 9 moves downwards, the lifting column 10 can completely retract the second threshold 9 into the blind groove 11 to retract and retract the second threshold 9, the vehicle can conveniently enter and exit, the second handle 17 is pulled upwards, the second handle 17 drives the first limiting rod 15 and the second limiting rod 21 to move upwards, the second spring 16 is compressed, the first fixing block 22 is used for pulling the first fixing plate 24 to horizontally move until the first limiting block 25 moves to the end part of the first fixing plate 24 through the fourth limiting groove 26, the first fixing plate 24 is movably clamped in the second clamping groove 20 at the moment, the second handle 17 is loosened, the second spring 16 is used for elasticity, drive first gag lever post 15 and second gag lever post 21 downstream, second gag lever post 21 and the spacing hole 23 joint of third are fixed first fixed plate 24, and this kind of way seals the camera obscura 11, prevents that the dust from getting into camera obscura 11.
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 movable people's air defense door of threshold, includes second threshold (9), its characterized in that: the lower extreme fixedly connected with lift post (10) of second threshold (9), the lower extreme of lift post (10) passes through camera obscura (11) fixedly connected with cement base (1), the first threshold (3) of upper end fixedly connected with of cement base (1), the inside of first threshold (3) has first fixture block (7) through first spring (2) elastic connection, the tip of first fixture block (7) has second threshold (9) through first draw-in groove (8) activity joint, the upper end fixedly connected with first in command (5) of first fixture block (7), first in command (5) are through first spacing hole (4) swing joint on first threshold (3).
2. The threshold-moving type civil air defense door of claim 1, wherein: the utility model discloses a cement-based concrete structure, including first threshold (3), the inside of first fixed box (14) has first gag lever post (15) through second spring (16) elastic connection, the surface of first gag lever post (15) passes through third spacing groove (19) activity joint in first fixed box (14), the upper end fixedly connected with second handle (17) of first gag lever post (15), the upper end of second handle (17) passes through second spacing hole (18) swing joint in first fixed box (14), the lower extreme fixedly connected with second gag lever post (21) of first gag lever post (15), the lower extreme of second gag lever post (21) passes through second draw-in groove (20) activity joint in cement-based (1).
3. The threshold-moving type civil air defense door of claim 1, wherein: cement base (1) has ball (28) through fifth spacing groove (27) activity joint, there is first fixed plate (24) upper end through second spacing groove (13) sliding connection of ball (28), the inside of first fixed plate (24) has third gag lever post (12) through fourth spacing groove (26) activity joint, the tip of third gag lever post (12) passes through fourth spacing groove (26) fixed connection in cement base (1).
4. The threshold-moving type civil air defense door of claim 3, wherein: the end part of the first fixing plate (24) is fixedly connected with a first fixing block (22), and the middle part of the first fixing block (22) is provided with a third limiting hole (23).
5. The threshold-moving type civil air defense door of claim 3, wherein: the end part of the third limiting rod (12) is fixedly connected with a first limiting block (25).
6. The threshold-moving type civil air defense door of claim 1, wherein: the first clamping block (7) is movably clamped in the first doorsill (3) through the first limiting groove (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021145803.3U CN213269492U (en) | 2020-06-19 | 2020-06-19 | Threshold movable type civil air defense door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021145803.3U CN213269492U (en) | 2020-06-19 | 2020-06-19 | Threshold movable type civil air defense door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213269492U true CN213269492U (en) | 2021-05-25 |
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ID=75956584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021145803.3U Active CN213269492U (en) | 2020-06-19 | 2020-06-19 | Threshold movable type civil air defense door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213269492U (en) |
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2020
- 2020-06-19 CN CN202021145803.3U patent/CN213269492U/en active Active
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