CN219712970U - Civil air defense alarm for underground - Google Patents
Civil air defense alarm for underground Download PDFInfo
- Publication number
- CN219712970U CN219712970U CN202320105392.2U CN202320105392U CN219712970U CN 219712970 U CN219712970 U CN 219712970U CN 202320105392 U CN202320105392 U CN 202320105392U CN 219712970 U CN219712970 U CN 219712970U
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- China
- Prior art keywords
- mounting
- mounting groove
- groove
- mounting platform
- subsurface
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Links
- 230000007123 defense Effects 0.000 title claims abstract description 10
- 238000009434 installation Methods 0.000 claims description 19
- 229910052744 lithium Inorganic materials 0.000 claims description 13
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 12
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 230000008485 antagonism Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Emergency Alarm Devices (AREA)
Abstract
The utility model relates to the field of alarm devices and discloses a civil air defense alarm for underground, which comprises a mounting bracket and a shell (1), wherein the mounting bracket comprises a fixing part (2) and a connecting part (3), the fixing part (2) is fixedly arranged on a wall surface through a screw, the upper end surface of the fixing part (2) is provided with a mounting groove (21), the connecting part (3) comprises a mounting arc-shaped arm (31) and a mounting platform (32), one end of the mounting arc-shaped arm (31) is matched with the mounting groove (21), one side end surface of the mounting platform (32) facing the fixing part (2) is contacted and matched with the side end surface of the fixing part (2), and a player (4) is arranged on the mounting platform (32). The utility model realizes the taking and using of the alarm device by the connection part structure convenient to detach, so that the alarm device can be matched with the use requirement, and the wall-hung alarm broadcasting or the hand-held mobile broadcasting is realized.
Description
Technical Field
The utility model relates to the field of alarm devices, in particular to a civil air defense alarm for underground.
Background
With the acceleration of the urban process in China, more and more population enters towns, and the warfare threat and frequent natural disasters caused by the international situation of wind cloud variation are faced. The construction of the civil air defense is gradually converted from information to data, and is a first thing related to the life and property safety of masses of people.
In the current civil air defense technology, when disasters occur, rescue workers cannot arrive at the scene immediately and cannot know the scene conditions, so that professional command and evacuation cannot be conducted on the scene workers, the professionality of people is insufficient, confusion is easily caused during evacuation, and trampling and other events are caused.
At present, the utility model patent with the patent number of 2021209377244 has the defect of no mobile use.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides a civil air defense alarm for underground.
In order to solve the technical problems, the utility model is solved by the following technical scheme:
the utility model provides a people's air defense alarm for underground, including the installing support and the casing of solid dress on the installing support, the installing support includes fixed part and connecting portion, the fixed part passes through the screw to be adorned on the wall, the up end of fixed part is equipped with the mounting groove, the connecting portion is including the installation arc arm of mutual rigid coupling and mounting platform, the one end and the mounting groove grafting cooperation of installation arc arm, the other end and the mounting platform rigid coupling of installation arc arm, the one side that the fixed part was adorned with the wall contact is interior terminal surface, the side terminal surface of mounting platform orientation fixed part contacts the cooperation with the side terminal surface of fixed part, install the player on the mounting platform, the connecting portion forms two through the spherical bulge that is located on the installation arc arm and the rubber strip on the mounting platform and contacts and the fulcrum of mutual antagonism, thereby erect the connecting portion on the fixed part, the casing is adorned on the mounting platform admittedly and is established outside the player, the casing is a loudspeaker open-ended casing.
The mounting groove is a dovetail groove, the end part of the mounting arc arm is provided with a spherical bulge matched with the mounting groove, the diameter of the spherical bulge is smaller than the width of the notch of the mounting groove, and the diameter of the spherical bulge is smaller than the depth of the mounting groove.
Preferably, the included angle between the side wall of the mounting groove and the bottom of the mounting groove is 30-55 degrees.
Preferably, a rubber strip is arranged on the end face of one side, facing the fixing part, of the mounting platform.
Preferably, a horizontal groove is arranged on the outer side end surface of the fixing part, the horizontal groove is matched with the rubber strip, and anti-slip protrusions are arranged in the horizontal groove.
Preferably, the lower surface of the mounting arc arm is provided with four arc grooves.
Preferably, the mounting platform is also provided with a lithium battery, and the lithium battery is connected with the player and supplies power.
Preferably, the mounting platform is also provided with a switch which is arranged on a connecting circuit of the lithium battery and the player and controls the on-off of the circuit of the lithium battery and the player.
The utility model has the remarkable technical effects due to the adoption of the technical scheme: the utility model realizes the taking and using of the alarm device by the connection part structure convenient to detach, so that the alarm device can be matched with the use requirement, and the wall-hung alarm broadcasting or the hand-held mobile broadcasting is realized.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is an enlarged view of a portion of fig. 1.
Fig. 3 is an enlarged view ii of a portion of fig. 1.
The names of the parts indicated by the numerical references in the drawings are as follows: 1-shell, 2-fixed part, 3-connecting part, 4-player, 5-lithium battery, 6-switch, 21-mounting groove, 22-transverse groove, 31-mounting arc arm, 311-spherical protrusion, 312-arc groove, 32-mounting platform, 321-rubber strip.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings and examples.
Example 1
The utility model provides a people's air defense alarm for underground, as shown in the figure, including the installing support and install the casing 1 on the installing support admittedly, the installing support includes fixed part 2 and connecting portion 3, fixed part 2 passes through the fix with screw dress on the wall, the up end of fixed part 2 is equipped with mounting groove 21, connecting portion 3 includes the installation arc arm 31 and the installation platform 32 of mutual rigid coupling, the one end and the mounting groove 21 grafting cooperation of installation arc arm 31, the other end and the installation platform 32 rigid coupling of installation arc arm 31, the one side that fixed part 2 and wall contact are adorned admittedly is the inner terminal surface, the one side terminal surface of installation platform 32 orientation fixed part 2 and the side terminal surface contact cooperation of fixed part 2, install player 4 on the installation platform 32, connecting portion 3 forms two through the spherical protruding 311 that is located on the installation arc arm 31 and the rubber strip 321 on the installation platform 32 contacts and the fulcrum of mutual antagonism, thereby erect connecting portion 3 on fixed part 2, casing 1 is adorned on installation platform 32 and is overlapped and is established outside player 4, casing 1 is a loudspeaker open-ended casing.
The mounting groove 21 is a dovetail groove, the end part of the mounting arc arm 31 is provided with a spherical protrusion 311 matched with the mounting groove 21, the diameter of the spherical protrusion 311 is smaller than the width of the notch of the mounting groove 21, and the diameter of the spherical protrusion 311 is smaller than the depth of the mounting groove 21.
The included angle between the side wall of the installation groove 21 and the bottom of the installation groove 21 is 30-55 degrees. By setting the angle, the engagement of the spherical projection 311 with the mounting groove 21 can be enhanced, preventing the spherical projection 311 from easily slipping out of the mounting groove 21.
The mounting platform 32 is provided with a rubber strip 321 on one side end face facing the fixing portion 2.
The lateral end face of the fixing part 2 is provided with a horizontal groove 22, the horizontal groove 22 is matched with the rubber strip 321, and the horizontal groove 22 is internally provided with a non-slip protrusion. The rubber strip 321 and the anti-slip protrusions can both function to increase friction force and prevent the connection portion 3 from sliding.
The lower surface of the mounting arc arm 31 is provided with four arc grooves 312.
In general, the casing 1 is placed on the mounting bracket to play an alarm, when the alarm device needs to be held, the casing 1 is pushed upwards, meanwhile, the connecting part 3 connected with the casing 1 is enabled to rotate upwards by taking the mounting groove 21 as an origin, and then the casing 1 and the mounting bracket are pushed upwards, so that the spherical protrusion 311 is separated from the mounting groove 21, the alarm device can be taken down at this time, the arc-shaped arm 31 is installed to be held as a handle, and the arc-shaped groove 312 is matched with fingers to be convenient to grasp.
Example 2
As in embodiment 1, except that a lithium battery 5 is also mounted on the mounting platform 32, the lithium battery 5 is connected to the player 4 and supplies power.
Example 3
As in embodiment 1, except that a switch 6 is also mounted on the mounting platform 32, the switch 6 is mounted on the connection circuit of the lithium battery 5 and the player 4 and controls the on-off of the circuit of the lithium battery 5 and the player 4.
In summary, the foregoing description is only of the preferred embodiments of the present utility model, and all equivalent changes and modifications made in accordance with the claims should be construed to fall within the scope of the utility model.
Claims (8)
1. The utility model provides a people's air defense alarm for underground, includes the installing support and installs casing (1) on the installing support admittedly, its characterized in that: the installing support includes fixed part (2) and connecting portion (3), fixed part (2) pass through the screw and adorn on the wall admittedly, the up end of fixed part (2) is equipped with mounting groove (21), connecting portion (3) are including the installation arc arm (31) and the mounting platform (32) of mutual rigid coupling, the one end and the mounting groove (21) cooperation of installation arc arm (31), the other end and the mounting platform (32) rigid coupling of installation arc arm (31), the side terminal surface of mounting platform (32) orientation fixed part (2) and the side terminal surface contact cooperation of fixed part (2), install player (4) on mounting platform (32), casing (1) are adorned admittedly on mounting platform (32) and the cover is established outside player (4), casing (1) is a loudspeaker type open-ended casing.
2. A personal protection alarm for use in the subsurface of claim 1, wherein: the mounting groove (21) is a dovetail groove, a spherical protrusion (311) matched with the mounting groove (21) is arranged at the end part of the mounting arc-shaped arm (31), the diameter of the spherical protrusion (311) is smaller than the width of a notch of the mounting groove (21), and the diameter of the spherical protrusion (311) is smaller than the depth of the mounting groove (21).
3. A personal protection alarm for use in the subsurface as claimed in claim 2, wherein: the included angle between the side wall of the mounting groove (21) and the bottom of the mounting groove (21) is 30-55 degrees.
4. A personal protection alarm for use in the subsurface of claim 1, wherein: the mounting platform (32) is provided with a rubber strip (321) towards one side end face of the fixing part (2).
5. A personal protection alarm for use in the subsurface of claim 1, wherein: the outer side end face of the fixing part (2) is provided with a horizontal groove (22), the horizontal groove (22) is matched with the rubber strip (321), and anti-slip protrusions are arranged in the horizontal groove (22).
6. A personal protection alarm for use in the subsurface of claim 1, wherein: four arc-shaped grooves (312) are formed in the lower surface of the mounting arc-shaped arm (31).
7. A personal protection alarm for use in the subsurface of claim 1, wherein: and a lithium battery (5) is also arranged on the mounting platform (32), and the lithium battery (5) is connected with the player (4) and supplies power.
8. A personal protection alarm for use in the subsurface of claim 7, wherein: and a switch (6) is also arranged on the mounting platform (32), and the switch (6) is arranged on a connecting circuit of the lithium battery (5) and the player (4) and controls the on-off of the circuit of the lithium battery (5) and the player (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320105392.2U CN219712970U (en) | 2023-02-03 | 2023-02-03 | Civil air defense alarm for underground |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320105392.2U CN219712970U (en) | 2023-02-03 | 2023-02-03 | Civil air defense alarm for underground |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219712970U true CN219712970U (en) | 2023-09-19 |
Family
ID=87977498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320105392.2U Active CN219712970U (en) | 2023-02-03 | 2023-02-03 | Civil air defense alarm for underground |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219712970U (en) |
-
2023
- 2023-02-03 CN CN202320105392.2U patent/CN219712970U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |