CN219548739U - Civil air defense door with strong impact resistance - Google Patents
Civil air defense door with strong impact resistance Download PDFInfo
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- CN219548739U CN219548739U CN202222707390.9U CN202222707390U CN219548739U CN 219548739 U CN219548739 U CN 219548739U CN 202222707390 U CN202222707390 U CN 202222707390U CN 219548739 U CN219548739 U CN 219548739U
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- door
- door body
- air defense
- fixedly connected
- door frame
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Abstract
The utility model discloses a civil air defense door with strong impact resistance, which comprises a door frame, wherein an impact resistance mechanism is arranged in the door frame; the shock resistance mechanism comprises a groove, a rotary cylinder, a fixed slat, a hinge, a door body, a square hole and an SMA memory alloy rod; grooves are formed in the upper end and the lower end of the inside of the door frame. According to the door frame, the door lock is omitted through the rotary cylinder and the fixed slat in the door frame, the door body can be fixed from the upper position and the lower position by using the rotary cylinder to drive the fixed slat to rotate after the door body is closed, the problem that the strength of a lockset connected between the door frame and the door body is poor is avoided, the SMA memory alloy rod is arranged on the surface of the fixed slat, the door body can be supported by using the SMA memory alloy rod after the door body is subjected to impact deformation, and under the condition of improving the integral strength, the door body can be restored in a memory manner through the SMA memory alloy rod, so that the door body is restored in surface shape, and the replacement of the door body is avoided.
Description
Technical Field
The utility model relates to the technical field of civil air defense doors, in particular to a civil air defense door with strong impact resistance.
Background
The civil air defense door is a door at the entrance and the exit of civil protection engineering, has more vivid classification, and comprises common single-leaf and double-leaf protection airtight doors, airtight doors and other various civil air defense equipment, wherein the civil air defense door is used for government mobilization and organization masses, takes air attack prevention, disaster relief measures and implements rescue and reduces the disaster damage.
Patent number CN202121566823.2 discloses a people's air defense door shocks resistance, and it includes people's air defense door main part and fixes the guard plate in people's air defense door main part, the guard plate is close to people's air defense door main part side and sets up flutedly, be provided with elastic buffer assembly between people's air defense door main part and the guard plate recess, elastic buffer assembly is including fixing the spring between people's air defense door main part and guard plate recess and fixing the spacing post that is close to the guard plate side at people's air defense door main part, spacing post is located the spring. According to the anti-impact protection device, the protection plate is fixed on the anti-impact protection door main body, the elastic buffer component is arranged in the protection plate and the anti-impact protection door main body upper support, when the outer side of the protection plate is impacted by external explosion, the spring between the protection plate and the anti-impact protection door main body can be pressed and deformed, the deformation degree of the protection plate is reduced, the anti-impact effect of the protection plate is improved, and the anti-impact effect of the anti-impact protection door is further improved.
Currently, existing civil air defense doors with strong impact resistance also have some insufficient places, for example; the existing civil air defense door with strong impact resistance is poor in strength of a lockset connected between a door frame and a door body although the door body can promote impact resistance in the use process, the door is easy to influence when being impacted, and the door body cannot be restored after being deformed, so that the door body can only be replaced.
Disclosure of Invention
The utility model aims to provide a civil air defense door with strong impact resistance, which solves the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the civil air defense door with high impact resistance comprises a door frame, wherein an impact resistance mechanism is arranged inside the door frame;
the shock resistance mechanism comprises a groove, a rotary cylinder, a fixed slat, a hinge, a door body, a square hole and an SMA memory alloy rod; grooves are formed in the upper end and the lower end of the inside of the door frame, rotary cylinders are connected to the two sides of the inside of the grooves through bolts, fixed laths are fixedly connected to the front sides of the rotary cylinders, and a plurality of SMA memory alloy rods are fixedly connected to the front sides and the rear sides of the fixed laths at equal intervals;
the hinge is rotationally connected to one end of the front side of the door frame, the other end of the hinge is fixedly connected with a door body, and a square hole is formed in the door body.
As an alternative of the technical scheme of the utility model, three connecting plates are fixedly connected in the square hole at equal intervals.
As an alternative of the technical scheme of the utility model, a plurality of first diagonal braces are fixedly connected between three connecting plates at one side at equal intervals.
As an alternative of the technical scheme of the utility model, a plurality of second diagonal braces are fixedly connected with the other side of the three connecting plates at equal intervals.
As an alternative of the technical scheme of the utility model, the rear side of the first diagonal brace is fixedly connected with a second diagonal brace.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the door frame, the door lock is omitted through the rotary cylinder and the fixed slat in the door frame, the door body can be fixed from the upper position and the lower position by using the rotary cylinder to drive the fixed slat to rotate after the door body is closed, the problem that the strength of a lockset connected between the door frame and the door body is poor is avoided, the SMA memory alloy rod is arranged on the surface of the fixed slat, the door body can be supported by using the SMA memory alloy rod after the door body is subjected to impact deformation, and under the condition of improving the integral strength, the door body can be restored in a memory manner through the SMA memory alloy rod, so that the door body is restored in surface shape, and the replacement of the door body is avoided.
2. According to the utility model, through the connecting plate and the diagonal bracing in the door body, the connecting plate and the diagonal bracing in the door body can be utilized to support from the inside of the door body, so that the overall strength of the door body is further improved.
Drawings
Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
FIG. 1 is a view of the inside of a door body and a groove of a civil air defense door with strong impact resistance;
fig. 2 is a view of a fixed slat of the civil air defense door with strong impact resistance according to the present utility model.
In the figure: 1, a door frame 2, a groove 3, a rotary cylinder 4, a fixed slat 5, a hinge 6, a door body 7, a square hole 8, a connecting plate 9, a first diagonal bracing 10, a second diagonal bracing 11 and an SMA memory alloy rod.
Detailed Description
Referring to fig. 1-2, the present utility model provides a technical solution: a civil air defense door with strong impact resistance comprises a door frame 1, wherein an impact resistance mechanism is arranged inside the door frame 1;
the impact-resistant mechanism comprises a groove 2, a rotary cylinder 3, a fixed slat 4, a hinge 5, a door body 6, a square hole 7 and an SMA memory alloy rod 11; grooves 2 are formed in the upper end and the lower end of the inside of the door frame 1, rotary cylinders 3 are connected to the two sides of the inside of the grooves 2 through bolts, fixed laths 4 are fixedly connected to the front sides of the rotary cylinders 3, and a plurality of SMA memory alloy rods 11 are fixedly connected to the front side and the rear side of the fixed laths 4 at equal intervals;
one end of the front side of the door frame 1 is rotationally connected with a hinge 5, the other end of the hinge 5 is fixedly connected with a door body 6, and a square hole 7 is formed in the door body 6.
In this kind of technical scheme, earlier with revolving cylinder 3 and external power source electric connection, then with revolving cylinder 3 and external control switch signal connection, after the connection is accomplished, after door body 6 is closed, can open revolving cylinder 3, revolving cylinder 3 drives fixed slat 4 and removes, fixed slat 4 drives SMA memory alloy stick 11 and enters into the square hole 7 of door body 6, utilize fixed slat 4 to carry out spacing fixed to door body 6, be provided with SMA memory alloy stick 11 at fixed slat 4 surface, can receive impact deformation after door body 6, utilize SMA memory alloy stick 11 to support door body 6, under the circumstances that promotes bulk strength, can remember through SMA memory alloy stick 11 and restore, make door body 6 carry out recovery on the surface shape, the change door body 6 has been avoided.
In some technical schemes, inside equidistance fixedly connected with three connecting plate 8 of square hole 7, a plurality of first bracing 9 of one side equidistance fixedly connected with between the three connecting plate 8, a plurality of second bracing 10 of opposite side equidistance fixedly connected with between the three connecting plate 8, first bracing 9 rear side fixedly connected with second bracing 10.
In this kind of technical scheme, can utilize connecting plate 8 and bracing in the door body 6, support from the inside of door body 6, further promoted the bulk strength of door body 6.
Claims (5)
1. The utility model provides a people's air defense door that shock resistance is strong, includes door frame (1), its characterized in that: an impact-resistant mechanism is arranged inside the door frame (1);
the shock resistance mechanism comprises a groove (2), a rotary cylinder (3), a fixed slat (4), a hinge (5), a door body (6), a square hole (7) and an SMA memory alloy rod (11); grooves (2) are formed in the upper end and the lower end of the inside of the door frame (1), rotary cylinders (3) are connected to the two sides of the inside of the grooves (2) through bolts, fixed laths (4) are fixedly connected to the front sides of the rotary cylinders (3), and a plurality of SMA memory alloy rods (11) are fixedly connected to the front sides and the rear sides of the fixed laths (4) at equal intervals;
the door is characterized in that one end of the front side of the door frame (1) is rotationally connected with a hinge (5), the other end of the hinge (5) is fixedly connected with a door body (6), and a square hole (7) is formed in the door body (6).
2. A high impact civil air defense door according to claim 1 wherein: three connecting plates (8) are fixedly connected in the square holes (7) at equal intervals.
3. A strong impact resistant civil air defense door according to claim 2 wherein: one side between the three connecting plates (8) is fixedly connected with a plurality of first diagonal braces (9) at equal intervals.
4. A strong impact resistant civil air defense door according to claim 2 wherein: a plurality of second diagonal braces (10) are fixedly connected to the other side of the three connecting plates (8) at equal intervals.
5. A high impact resistant civil air defense door according to claim 3 wherein: the rear side of the first inclined strut (9) is fixedly connected with a second inclined strut (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222707390.9U CN219548739U (en) | 2022-10-14 | 2022-10-14 | Civil air defense door with strong impact resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222707390.9U CN219548739U (en) | 2022-10-14 | 2022-10-14 | Civil air defense door with strong impact resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219548739U true CN219548739U (en) | 2023-08-18 |
Family
ID=87737443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222707390.9U Active CN219548739U (en) | 2022-10-14 | 2022-10-14 | Civil air defense door with strong impact resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219548739U (en) |
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2022
- 2022-10-14 CN CN202222707390.9U patent/CN219548739U/en active Active
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