CN219993433U - Locking mechanism of civil air defense door - Google Patents
Locking mechanism of civil air defense door Download PDFInfo
- Publication number
- CN219993433U CN219993433U CN202321203841.3U CN202321203841U CN219993433U CN 219993433 U CN219993433 U CN 219993433U CN 202321203841 U CN202321203841 U CN 202321203841U CN 219993433 U CN219993433 U CN 219993433U
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- air defense
- defense door
- civil air
- bevel gear
- driven bevel
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- 230000007123 defense Effects 0.000 title claims abstract description 88
- 230000007246 mechanism Effects 0.000 title claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
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Abstract
The utility model provides a locking mechanism of a civil air defense door, which relates to the technical field of the civil air defense door, and comprises a locking device arranged on one side of a civil air defense door frame and a civil air defense door body, wherein the locking device is respectively and fixedly connected to one side of the civil air defense door frame and the civil air defense door body, the locking device can be used for opening and closing the civil air defense door frame and the civil air defense door body, when the civil air defense door needs to be opened, a driving assembly is rotated firstly, and as the driving assembly is meshed with a first driven bevel gear, the driving assembly drives the first driven bevel gear to rotate, and the first bevel gear drives a first threaded rod to rotate, so that the first threaded rod is separated from the inner wall of a groove formed in a fixed block.
Description
Technical Field
The utility model relates to the technical field of civil air defense doors, in particular to a locking mechanism of a civil air defense door.
Background
The civil air defense door is a door of a civil air defense engineering passageway, is a door of the civil air defense engineering passageway, is divided into a plurality of civil air defense devices such as a common single-leaf protective airtight door, a common double-leaf protective airtight door and an airtight door, a movable threshold single-leaf protective airtight door, a movable threshold double-leaf protective airtight door and an airtight door and the like, is also known as civil air defense, civil air defense is an international general term, is a government mobilization and organization crowd, adopts anti-air attack and disaster relief measures, implements rescue actions, prevents and relieves the activities of disaster hazards, belongs to civil air defense protection equipment, and mainly locks a civil air defense door body on a civil air defense door frame by using a locking mechanism when the civil air defense door is locked, but has certain inconvenience in use in the actual use process, and has great force for unlocking and locking actions.
Therefore, there is a need to provide a new locking mechanism for a civil air defense door to solve the above technical problems.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a locking mechanism of a civil air defense door.
The locking mechanism of the civil air defense door comprises a locking device arranged on one side of a civil air defense door frame and a civil air defense door body, wherein the locking device is fixedly connected to one side of the civil air defense door frame and one side of the civil air defense door body respectively, and the locking device can be used for opening and closing the civil air defense door frame and the civil air defense door body;
the locking device comprises a plurality of fixed blocks, a plurality of limiting blocks, a plurality of first threaded rods and a driving assembly, wherein the fixed blocks are fixedly connected to the periphery of the civil air defense door frame, the limiting blocks are fixedly connected to the periphery of the civil air defense door body, the first threaded rods are movably connected to the inner walls of through holes formed in the limiting blocks, one ends of the first threaded rods are movably connected to the inner walls of grooves formed in one sides of the fixed blocks, one ends of the first threaded rods, far away from the fixed blocks, are movably connected with first driven bevel gears through bearings, and the first driven bevel gears are meshed with the driving assembly.
Preferably, the driving assembly comprises a rotating rod, a driving bevel gear, two second driven bevel gears and two second threaded rods, wherein the rotating rod is movably connected to one side of the door body of the civil air defense door, the driving bevel gears are fixedly connected to the rotating rod, the two second driven bevel gears are meshed with the driving bevel gears, one ends of the two second threaded rods are fixedly connected to one side of the second driven bevel gears, and one ends of the second bevel gears, far away from the second driven bevel gears, are fixedly connected with the driving bevel gears.
Preferably, a plurality of fixed support frames are fixedly connected to one side of the civil air defense door body, and a plurality of fixed support frames are movably connected to the first threaded rod and the second threaded rod through bearings respectively.
Preferably, one end of the rotating rod, which is far away from the drive bevel gear, is fixedly connected with a turntable.
Preferably, the civil air defense door frame and the civil air defense door body are made of 42CrMo steel.
Preferably, the civil air defense door frame is hinged with the civil air defense door body through a hinge.
Compared with the related art, the locking mechanism of the civil air defense door has the following beneficial effects:
through the locking device who sets up, when needs open the people's air defense door, at first rotate drive assembly, because drive assembly meshes with first driven bevel gear, drive assembly can drive first driven bevel gear and rotate, first bevel gear can drive first threaded rod and rotate to make first threaded rod break away from the recess inner wall of seting up on the fixed block, this device has avoided processing cost, purchasing cost is high and the maintenance degree of difficulty big problem, unblanks and the locking action is comparatively light simultaneously, does not need to use great dynamics.
Drawings
FIG. 1 is a schematic diagram of a locking mechanism of a civil air defense door provided by the utility model;
FIG. 2 is a schematic view of the cut-away structure shown in FIG. 1;
FIG. 3 is a schematic view of the locking device shown in FIG. 1;
FIG. 4 is a partial schematic view of the locking device shown in FIG. 3;
FIG. 5 is a schematic view of the driving assembly shown in FIG. 3;
fig. 6 is a schematic structural diagram of a shown in fig. 5.
Reference numerals in the drawings: 1. civil air defense door frame; 2. a civil air defense door body; 3. a fixed block; 4. a limiting block; 5. a first threaded rod; 6. a first driven bevel gear; 7. a rotating lever; 8. a drive bevel gear; 9. a second driven bevel gear; 10. a second threaded rod; 11. driving a bevel gear; 12. fixing the supporting frame; 13. a turntable.
Detailed Description
The utility model will be further described with reference to the drawings and embodiments.
Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, and fig. 6 in combination, fig. 1 is a schematic structural diagram of a locking mechanism of a civil air defense door according to the present utility model; FIG. 2 is a schematic view of the cut-away structure shown in FIG. 1; FIG. 3 is a schematic view of the locking device shown in FIG. 1; FIG. 4 is a partial schematic view of the locking device shown in FIG. 3; FIG. 5 is a schematic view of the driving assembly shown in FIG. 3; fig. 6 is a schematic structural diagram of a shown in fig. 5. Comprises a locking device arranged on one side of a civil air defense door frame 1 and a civil air defense door body 2.
In the specific implementation process, as shown in fig. 1, 2, 3, 4, 5 and 6, the locking device is respectively and fixedly connected to one side of the civil air defense door frame 1 and one side of the civil air defense door body 2, the locking device can be used for opening and closing the civil air defense door frame 1 and the civil air defense door body 2, the civil air defense door frame 1 and the civil air defense door body 2 are hinged through hinges, the locking device comprises a plurality of fixing blocks 3, a plurality of limiting blocks 4, a plurality of first threaded rods 5 and a driving assembly, the fixing blocks 3 are fixedly connected to the periphery of the civil air defense door frame 1, the limiting blocks 4 are fixedly connected to the periphery of the civil air defense door body 2, the first threaded rods 5 are all movably connected to through hole inner walls opened on the limiting blocks 4, one end of each first threaded rod 5 is movably connected to groove inner walls opened on one side of the fixing blocks 3, one end of each first threaded rod 5, which is far away from the fixing blocks 3, is movably connected with a first driven bevel gear 6 through a bearing, the first driven bevel gear 6 is meshed with a driving component, the driving component can lead the first threaded rod 5 to be separated from the inner wall of a groove formed on the fixed block 3, the driving component comprises a rotating rod 7, a driving bevel gear 8, two second driven bevel gears 9 and two second threaded rods 10, the rotating rod 7 is movably connected to one side of the civil air defense door body 2, the driving bevel gear 8 is fixedly connected to the rotating rod 7, the two second driven bevel gears 9 are meshed with the driving bevel gear 8, one ends of the two second threaded rods 10 are fixedly connected to one side of the second driven bevel gears 9, one ends of the second bevel gears far away from the second driven bevel gears 9 are fixedly connected with driving bevel gears 11, one side of the civil air defense door body 2 is fixedly connected with a plurality of fixed supporting frames 12, the fixed supporting frames 12 are respectively movably connected to the first threaded rod 5 and the second threaded rods 10 through bearings, the one end fixedly connected with carousel 13 that driving bevel gear 8 was kept away from to dwang 7, people's air defense door frame 1 and people's air defense door body 2 all adopt 42CrMo steel to make, drive bevel gear 11 meshes with first driven bevel gear 6, when using, when needs open people's air defense door, first carousel 13 rotates, carousel 13 drives dwang 7 and rotates, dwang 7 drives second driven bevel gear 9 through driving bevel gear 8 and rotates, second driven bevel gear 9 drives drive bevel gear 11 through second threaded rod 10 and rotates, because drive bevel gear 11 meshes with first driven bevel gear 6, drive bevel gear 11 can drive first driven bevel gear 6 and rotate, first bevel gear can drive first threaded rod 5 and rotate, thereby make first threaded rod 5 break away from the recess inner wall of seting up on the fixed block 3, so can open people's air defense door, when needs close people's air defense door, only need reverse rotation carousel 13, then through first driven bevel gear 6, second driven bevel gear 9, drive bevel gear 11 and the mutually supporting of driving bevel gear 8 can open people's air defense door.
The working principle provided by the utility model is as follows: when the civil air defense door is required to be opened in use, the turntable 13 is rotated at first, the turntable 13 drives the rotating rod 7 to rotate, the rotating rod 7 drives the second driven bevel gear 9 to rotate through the driving bevel gear 8, the second driven bevel gear 9 drives the driving bevel gear 11 to rotate through the second threaded rod 10, the driving bevel gear 11 is meshed with the first driven bevel gear 6, the driving bevel gear 11 drives the first driven bevel gear 6 to rotate, the first bevel gear can drive the first threaded rod 5 to rotate, and accordingly the first threaded rod 5 is separated from the inner wall of the groove formed in the fixed block 3, the civil air defense door can be opened, and when the civil air defense door is required to be closed, the turntable 13 is required to be rotated reversely, and then the civil air defense door can be opened through the mutual cooperation of the first driven bevel gear 6, the second driven bevel gear 9, the driving bevel gear 11 and the driving bevel gear 8.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "left," "right," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of description and for simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, as well as a specific orientation configuration and operation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Claims (6)
1. The locking mechanism of the civil air defense door comprises locking devices arranged on a civil air defense door frame (1) and a civil air defense door body (2), and is characterized in that the locking devices are respectively and fixedly connected to one side of the civil air defense door frame (1) and one side of the civil air defense door body (2), and the locking devices can be used for opening and closing the civil air defense door frame (1) and the civil air defense door body (2);
locking device includes a plurality of fixed blocks (3), a plurality of stopper (4), a plurality of first threaded rod (5) and drive assembly, a plurality of fixed block (3) fixed connection around people's air defense door frame (1), a plurality of stopper (4) fixed connection around people's air defense door body (2), a plurality of the equal swing joint of first threaded rod (5) is in the through-hole inner wall of opening on stopper (4), and the recess inner wall of seting up in fixed block (3) one end swing joint of first threaded rod (5), the one end that fixed block (3) was kept away from to first threaded rod (5) is through bearing swing joint has first driven bevel gear (6), first driven bevel gear (6) meshes with drive assembly mutually.
2. The locking mechanism of a civil air defense door according to claim 1, wherein the driving assembly comprises a rotating rod (7), a driving bevel gear (8), two second driven bevel gears (9) and two second threaded rods (10), the rotating rod (7) is movably connected to one side of the civil air defense door body (2), the driving bevel gear (8) is fixedly connected to the rotating rod (7), the two second driven bevel gears (9) are all meshed with the driving bevel gear (8), one ends of the two second threaded rods (10) are all fixedly connected to one side of the second driven bevel gears (9), one ends of the second bevel gears far away from the second driven bevel gears (9) are fixedly connected with driving bevel gears (11), and the driving bevel gears (11) are meshed with the first driven bevel gears (6).
3. The locking mechanism of the civil air defense door according to claim 2, wherein a plurality of fixed supporting frames (12) are fixedly connected to one side of the civil air defense door body (2), and the fixed supporting frames (12) are respectively and movably connected to the first threaded rod (5) and the second threaded rod (10) through bearings.
4. A locking mechanism for a civil air defense door according to claim 3, wherein the end of the rotating rod (7) far away from the drive bevel gear (8) is fixedly connected with a rotary disc (13).
5. The locking mechanism of the civil air defense door according to claim 4, wherein the civil air defense door frame (1) and the civil air defense door body (2) are both made of 42CrMo steel.
6. The locking mechanism of the civil air defense door according to claim 5, wherein the civil air defense door frame (1) is hinged with the civil air defense door body (2) through a hinge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321203841.3U CN219993433U (en) | 2023-05-18 | 2023-05-18 | Locking mechanism of civil air defense door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321203841.3U CN219993433U (en) | 2023-05-18 | 2023-05-18 | Locking mechanism of civil air defense door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219993433U true CN219993433U (en) | 2023-11-10 |
Family
ID=88612907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321203841.3U Active CN219993433U (en) | 2023-05-18 | 2023-05-18 | Locking mechanism of civil air defense door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219993433U (en) |
-
2023
- 2023-05-18 CN CN202321203841.3U patent/CN219993433U/en active Active
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