CN210836431U - Combined alarm device - Google Patents
Combined alarm device Download PDFInfo
- Publication number
- CN210836431U CN210836431U CN201921830794.9U CN201921830794U CN210836431U CN 210836431 U CN210836431 U CN 210836431U CN 201921830794 U CN201921830794 U CN 201921830794U CN 210836431 U CN210836431 U CN 210836431U
- Authority
- CN
- China
- Prior art keywords
- alarm
- wall
- flexible
- combined
- combination
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Fire Alarms (AREA)
Abstract
The utility model discloses a combination alarm device relates to marine alarm apparatus technical field, show accuse platform, relay box, combination warning lamp pole, 1301 fire extinguishing systems, stroboscopic warning light, alarm test button, alarm, warning symbol window, closing plate, connecting axle, mounting groove, first flexible auxiliary sheet, the flexible auxiliary sheet of second, connector, spread groove, flexible pad including flexible layer, buffer layer, articulamentum and through-hole including the loss. The utility model discloses can realize visual alarm and audible alarm's warning, be convenient for discover the alarm, and in time make correct counter-measure, the warning symbol window makes the crew have audio-visual understanding to reporting to the police the very first time, the response speed to the warning has been improved, can carry out the flexibility to closing plate and combination warning lamp pole junction and assist, can carry out the flexible buffer to the connector, through-hole extrusion deformation, can avoid the rigid contact of closing plate and combination warning lamp pole, can effectively prolong device's life.
Description
Technical Field
The utility model relates to a marine alarm apparatus technical field, more specifically says, the utility model relates to a combination alarm device.
Background
The application of sound and light alarm signals in ships is limited to single alarm devices such as electric bells, alarm clocks, electronic alarms and rotary lamps in China. Important alarm on the naval vessels is limited to be distinguished by tones of electric bells, alarm clocks and electronic alarms, and because the alarm tones specified by naval vessel sound signal codes are more and the noise of the working environment on the naval vessels is higher, the important alarm is difficult to identify, and the safety of the naval vessels and naval personnel is seriously influenced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defects of the prior art, the embodiment of the utility model provides a combined alarm device, through setting up combined alarm lamp pole, stroboscopic warning lamp, alarm test button, the alarm, the warning symbol window, the closing plate, first flexible auxiliary sheet, the flexible auxiliary sheet of second, connector and spread groove, can realize the warning of visual alarm and audible alarm, be convenient for discover the alarm, and in time make correct counter-measure, warning symbol window makes the naval personnel have audio-visual understanding to the alarm at the very first time, the response speed to the alarm is improved, can make correct counter-measure to the alarm faster more correct, can carry out flexible assistance to closing plate and combined alarm lamp pole junction, can avoid the rigid contact of closing plate and combined alarm lamp pole, the life of the device is prolonged, through setting up flexible pad, and flexible pad includes flexible layer, the warning lamp pole is connected to the alarm lamp pole, the warning signal, Buffer layer, articulamentum and through-hole can carry out the flexible buffering to the connector, and through-hole extrusion deformation can avoid the rigid contact of closing plate and combination warning lamp pole, can effectively prolong the life of device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a combined alarm device comprises a loss control display and control table, a relay box, a combined alarm lamp post and a 1301 fire extinguishing system, wherein a stroboscopic alarm lamp and a plurality of alarm test buttons are arranged at the top of the combined alarm lamp post, an alarm is arranged on the outer wall of the combined alarm lamp post, a plurality of alarm symbol windows are arranged below the alarm on the outer wall of the combined alarm lamp post, the loss control display and control table is electrically connected with the relay box, the relay box is electrically connected with the combined alarm lamp post, a movably connected sealing plate is arranged on one side of the outer wall of the combined alarm lamp post, the alarm symbol windows are arranged on the surface of the sealing plate, a connecting shaft is arranged at one end of the sealing plate, a mounting groove which is vertically matched with the connecting shaft is arranged on the inner wall of the combined alarm lamp post, and a first flexible auxiliary sheet is arranged on, the utility model discloses a warning lamp post, including the connecting axle, the closing plate inner wall in the connecting axle outside is equipped with the flexible supplementary piece of second, first flexible supplementary piece with the flexible supplementary piece of second equally divide do not with the combination warning lamp post is connected, the closing plate outer wall is kept away from connecting axle one side is equipped with the connector, combination warning lamp post inner wall be equipped with connector assorted spread groove, spread groove inner wall is equipped with flexible pad, flexible pad includes flexible layer, buffer layer and articulamentum, the buffer layer is located the flexible layer with between the articulamentum, the inside a plurality of through-hole that is equipped with of buffer layer.
In a preferred embodiment, the alarm test button is a complete set of alarm test buttons.
In a preferred embodiment, the 1301 fire extinguishing system comprises a 1301 fire extinguisher, a controller, a signal receiver and a signal transmitter, wherein the signal receiver and the signal transmitter are in signal connection with the damage management display console, the 1301 fire extinguisher is electrically connected with the controller, and the signal receiver and the signal transmitter are electrically connected with the controller.
In a preferred embodiment, the bottom of the combined alarm lamp post is provided with a base, and the top of the base is provided with a plurality of assembling holes.
In a preferred embodiment, the alarm symbol window is arranged on the surface of the sealing plate from top to bottom in sequence.
In a preferred embodiment, a first connecting piece is arranged on one side, away from the connecting shaft, of the outer wall of the sealing plate, and a second connecting piece is arranged on one side, away from the mounting groove, of the outer wall of the combined alarm lamp post.
In a preferred embodiment, a pretensioning bolt is provided on the first connecting piece, and the first connecting piece is connected to the second connecting piece by the pretensioning bolt.
In a preferred embodiment, the connecting head is of a hemispherical structure.
In a preferred embodiment, the connecting layer outer wall is connected to the connecting groove inner wall.
The utility model discloses a technological effect and advantage:
1. the utility model discloses a set up combination warning lamp pole, the stroboscopic warning lamp, alarm test button, the alarm, the warning symbol window, the closing plate, first flexible auxiliary sheet, the flexible auxiliary sheet of second, connector and spread groove, compared with the prior art, can realize the warning of visual alarm and audible alarm, be convenient for discover the alarm, and in time make correct counter measure, the warning symbol window makes the crew have audio-visual understanding to reporting to the police in the very first time, the response speed to the warning has been improved, can be faster more correct make correct counter measure to the warning, can carry out flexible assistance to closing plate and combination warning lamp pole junction, can avoid the rigid contact of closing plate with combination warning lamp pole, the life of improvement device.
2. The utility model discloses a set up flexible pad, and flexible pad includes flexible layer, buffer layer, articulamentum and through-hole, compares with prior art, can carry out flexible buffering to the connector, and the through-hole extrusion is out of shape, can avoid the rigid contact of closing plate and combination warning lamp pole, can effectively prolong device's life.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a front view of the whole body of the present invention.
Fig. 3 is a schematic diagram of the overall signal connection of the present invention.
Fig. 4 is the signal connection schematic diagram of the fire extinguishing system 1301 of the utility model and the damage management display and control console.
Fig. 5 is a top sectional view of the whole of the present invention.
Fig. 6 is an enlarged schematic view of a portion a in fig. 5 according to the present invention.
Fig. 7 is an enlarged schematic view of the present invention at B in fig. 5.
Fig. 8 is a top sectional view of the flexible mat of the present invention.
The reference signs are: 1 loss control display and control platform, 2 relay boxes, 3 combination warning lamp posts, 41301 fire extinguishing system, 5 stroboscopic warning lamps, 6 warning test buttons, 7 alarms, 8 warning symbol windows, 9 sealing plates, 10 connecting shafts, 11 mounting grooves, 12 first flexible auxiliary sheets, 13 second flexible auxiliary sheets, 14 pre-tightening bolts, 15 connectors, 16 connecting grooves, 17 flexible pads, 18 flexible layers, 19 buffer layers, 20 connecting layers, 21 through holes, 22 bases, 23 assembling holes, 24 first connecting sheets, 25 second connecting sheets, 261301 fire extinguishers, 27 controllers, 28 signal receivers and 29 signal transmitters.
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.
A combined alarm device as shown in fig. 1-7, which comprises a loss control display and control console 1, a relay box 2, a combined alarm lamp post 3 and a 1301 fire extinguishing system 4, wherein a stroboscopic alarm lamp 5 and a plurality of alarm test buttons 6 are arranged at the top of the combined alarm lamp post 3, an alarm 7 is arranged on the outer wall of the combined alarm lamp post 3, a plurality of alarm symbol windows 8 are arranged below the alarm 7 on the outer wall of the combined alarm lamp post 3, the loss control display and control console 1 is electrically connected with the relay box 2, the relay box 2 is electrically connected with the combined alarm lamp post 3, a movably connected sealing plate 9 is arranged on one side of the outer wall of the combined alarm lamp post 3, the alarm symbol windows 8 are arranged on the surface of the sealing plate 9, one end of the sealing plate 9 is provided with a connecting shaft 10, and an installation groove 11 vertically matched with the connecting shaft 10 is arranged on the inner wall of, a first flexible auxiliary sheet 12 is arranged on the outer wall of the sealing plate 9 and on the outer side of the connecting shaft 10, a second flexible auxiliary sheet 13 is arranged on the inner wall of the sealing plate 9 and on the outer side of the connecting shaft 10, the first flexible auxiliary sheet 12 and the second flexible auxiliary sheet 13 are respectively connected with the combined alarm lamp post 3, a connecting head 15 is arranged on one side, away from the connecting shaft 14, of the outer wall of the sealing plate 9, and a connecting groove 16 matched with the connecting head 15 is arranged on the inner wall of the combined alarm lamp post 3;
the alarm test button 6 is a whole set of alarm test buttons;
the 1301 fire extinguishing system 4 comprises a 1301 fire extinguisher 26, a controller 27, a signal receiver 28 and a signal transmitter 29, wherein the signal receiver 28 and the signal transmitter 29 are in signal connection with the damage management display and control console 1, the 1301 fire extinguisher 26 is electrically connected with the controller 27, and the signal receiver 28 and the signal transmitter 29 are electrically connected with the controller 27;
the bottom of the combined alarm lamp post 3 is provided with a base 22, and the top of the base 22 is provided with a plurality of assembling holes 23;
the alarm symbol window 8 is arranged on the surface of the sealing plate 9 from top to bottom in sequence;
a first connecting sheet 24 is arranged on one side, away from the connecting shaft 10, of the outer wall of the sealing plate 9, and a second connecting sheet 25 is arranged on one side, away from the mounting groove 11, of the outer wall of the combined alarm lamp post 3;
a pre-tightening bolt 26 is arranged on the first connecting piece 24, and the first connecting piece 24 is connected with the second connecting piece 25 through the pre-tightening bolt 26;
the connector 15 is of a hemispherical structure.
The implementation mode is specifically as follows: when the combined alarm lamp post 3 is used, the combined alarm lamp post 3, the stroboscopic alarm lamp 5, the alarm test button 6, the alarm 7, the alarm symbol window 8, the sealing plate 9, the first flexible auxiliary sheet 12, the second flexible auxiliary sheet 13, the connector 15 and the connecting groove 16 are arranged, when fire alarm and 1301 fire extinguishing agent on a naval vessel are released for alarm, an alarm signal is firstly sent to the damage control display and control table 1, and when the combined alarm device relay box 2 receives a cabin fire alarm signal sent by the damage control display and control table 1, the stroboscopic alarm lamp 5 on the combined alarm lamp post 3 corresponding to a cabin flashes, the alarm 7 gives an alarm, and the corresponding fire alarm symbol window 8 is lightened; when the combined alarm device relay box 2 receives a fire alarm silencing signal sent by the damage control display and control console 1, an alarm 7 on a combined audible and visual alarm lamp post 3 of the cabin alarms and silences, and a fire alarm symbol window 8 and a flash alarm lamp 5 are unchanged; when the cabin fire alarm signal sent to the combined alarm device relay box 2 by the damage control display and control console 1 stops outputting, the fire is extinguished, the stroboscopic alarm lamp 5 on the cabin combined acousto-optic alarm lamp post 3 flickers and the fire alarm symbol window 8 is extinguished, and when the combined alarm device relay box 2 receives a 1301 fire extinguishing agent discharge signal sent by the damage control display and control console 1, the stroboscopic alarm lamp 5 on the combined alarm lamp post 3 corresponding to the cabin flickers, the alarm 7 alarms, and the 1301 fire extinguishing agent discharge alarm symbol window 8 lights; when the 1301 fire extinguishing agent releasing signal sent by the damage control display and control platform 1 to the relay box 2 of the combined alarm device stops outputting, the situation is shown that the 1301 fire extinguishing agent releasing is finished, the alarm 7 on the combined acousto-optic alarm lamp post 3 of the cabin is eliminated in an alarm manner, the 1301 fire extinguishing agent releasing alarm symbol window 8 is extinguished (when the 1301 fire extinguishing agent releasing signal is directly received when the fire silencing signal is not received, when the 1301 fire extinguishing agent releasing signal sent by the damage control display and control platform 1 to the combined alarm lamp post 3 and the relay box 2 stops outputting, the alarm 7 continues to send out fire alarm sound until the fire alarm signal is eliminated or the silencing signal is received), the stroboscopic alarm lamp 5 enables a naval crew to immediately find the alarm through the visual alarm in a high-noise environment, and timely make correct countermeasures, and the alarm 7 enables the naval crew to be in a hidden environment with blocked sight, through the warning of auditory alarm, the alarm is immediately found, and correct counter measures are timely taken, the alarm symbol window 8 enables a naval crew to visually know the alarm at the first time, the response speed of the alarm is improved, the correct counter measures can be taken for the alarm more quickly and correctly, the damage to the naval vessel and the naval crew caused by fire disasters and 1301 fire extinguishing agent release is effectively reduced or avoided, the first flexible auxiliary sheet 12 and the second flexible auxiliary sheet 13 can flexibly assist the joint of the sealing plate 9 and the combined alarm lamp post 3, the rigid contact of the sealing plate 9 and the combined alarm lamp post 3 can be avoided, and the service life of the device is prolonged; the implementation mode specifically solves the problems that important alarms on the naval vessels in the background technology are limited to be distinguished by tones of electric bells, alarm clocks and electronic alarms, and because the alarm tones specified by naval vessel sound signal codes are more and the noise of the working environment on the naval vessels is larger, the identification of the important alarms is difficult, and the safety of the naval vessels and naval personnel is seriously influenced;
the combination alarm device as shown in fig. 5 and fig. 7-8, further comprising a flexible pad 17 disposed on an inner wall of the connecting groove 16, wherein the flexible pad 17 includes a flexible layer 18, a buffer layer 19 and a connecting layer 20, the buffer layer 19 is disposed between the flexible layer 18 and the connecting layer 20, and a plurality of through holes 21 are disposed inside the buffer layer 19;
the outer wall of the connecting layer 20 is connected with the inner wall of the connecting groove 16.
The implementation mode is specifically as follows: during the use, through setting up flexible pad 17, and flexible pad 17 includes flexible layer 18, buffer layer 19, articulamentum 20 and through-hole 21, opens and shuts the in-process at closing plate 9, and connector 15 and flexible pad 17 contact, flexible layer 18 and buffer layer 19 can carry out the flexible buffering to connector 15, and through-hole 21 extrusion deformation can avoid closing plate 9 and the rigid contact of combination warning lamp pole 3, can effectively prolong device's life.
The utility model discloses the theory of operation:
referring to the attached drawings 1-7 of the specification, by arranging the combined alarm lamp post 3, the stroboscopic alarm lamp 5, the alarm test button 6, the alarm 7, the alarm symbol window 8, the sealing plate 9, the first flexible auxiliary sheet 12, the second flexible auxiliary sheet 13, the connecting head 15 and the connecting groove 16, the visual alarm and the auditory alarm can be realized, the alarm can be found conveniently, and correct countermeasures can be taken timely, the alarm symbol window 8 enables a naval crew to have visual perception of the alarm at the first time, the response speed of the alarm is improved, correct countermeasures can be taken for the alarm more quickly and correctly, the flexible assistance can be carried out on the connecting part of the sealing plate 9 and the combined alarm lamp post 3, the rigid contact between the sealing plate 9 and the combined alarm lamp post 3 can be avoided, and the service life of the device is prolonged;
further, referring to the description and the attached drawings 5 and 7-8, by arranging the flexible pad 17, wherein the flexible pad 17 comprises the flexible layer 18, the buffer layer 19, the connecting layer 20 and the through hole 21, the connector 15 can be flexibly buffered, the through hole 21 is extruded and deformed, the rigid contact between the sealing plate 9 and the combined alarm lamp post 3 can be avoided, and the service life of the device can be effectively prolonged.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a combination alarm device, shows accuse platform (1), relay box (2), combination warning lamp pole (3) and 1301 fire extinguishing systems (4) including the loss, its characterized in that: the combined alarm lamp post is characterized in that a stroboscopic alarm lamp (5) and a plurality of alarm test buttons (6) are arranged at the top of the combined alarm lamp post (3), an alarm (7) is arranged on the outer wall of the combined alarm lamp post (3), a plurality of alarm symbol windows (8) are arranged below the alarm (7) on the outer wall of the combined alarm lamp post (3), the loss control display and control console (1) is electrically connected with the relay box (2), the relay box (2) is electrically connected with the combined alarm lamp post (3), a movably connected sealing plate (9) is arranged on one side of the outer wall of the combined alarm lamp post (3), the alarm symbol windows (8) are arranged on the surface of the sealing plate (9), a connecting shaft (10) is arranged at one end of the sealing plate (9), a vertically arranged mounting groove (11) matched with the connecting shaft (10) is arranged on the inner wall of the combined alarm, the outer wall of the sealing plate (9) is provided with a first flexible auxiliary sheet (12) outside the connecting shaft (10), the inner wall of the sealing plate (9) is provided with a second flexible auxiliary sheet (13) outside the connecting shaft (10), the first flexible auxiliary sheet (12) and the second flexible auxiliary sheet (13) are equally divided and are respectively connected with the combined alarm lamppost (3), one side, far away from the connecting shaft (10), of the outer wall of the sealing plate (9) is provided with a connector (15), the inner wall of the combined alarm lamppost (3) is provided with a connecting groove (16) matched with the connector (15), the inner wall of the connecting groove (16) is provided with a flexible pad (17), the flexible pad (17) comprises a flexible layer (18), a buffer layer (19) and a connecting layer (20), the buffer layer (19) is arranged between the flexible layer (18) and the connecting layer (20), the buffer layer (19) is internally provided with a plurality of through holes (21).
2. A combination alarm device according to claim 1, characterised in that: the alarm test button (6) is a whole set of alarm test buttons.
3. A combination alarm device according to claim 1, characterised in that: the 1301 fire extinguishing system (4) comprises a 1301 fire extinguisher (26), a controller (27), a signal receiver (28) and a signal transmitter (29), wherein the signal receiver (28) and the signal transmitter (29) are in signal connection with the damage management display and control console (1), the 1301 fire extinguisher (26) is electrically connected with the controller (27), and the signal receiver (28) and the signal transmitter (29) are electrically connected with the controller (27).
4. A combination alarm device according to claim 1, characterised in that: the combined alarm lamp post is characterized in that a base (22) is arranged at the bottom of the combined alarm lamp post (3), and a plurality of assembling holes (23) are formed in the top of the base (22).
5. A combination alarm device according to claim 1, characterised in that: the alarm symbol window (8) is sequentially arranged on the surface of the sealing plate (9) from top to bottom.
6. A combination alarm device according to claim 1, characterised in that: the outer wall of the sealing plate (9) is far away from one side of the connecting shaft (10) and is provided with a first connecting piece (24), and the outer wall of the combined alarm lamp post (3) is far away from one side of the mounting groove (11) and is provided with a second connecting piece (25).
7. A combination alarm device according to claim 6, characterised in that: the first connecting piece (24) is provided with a pre-tightening bolt (14), and the first connecting piece (24) is connected with the second connecting piece (25) through the pre-tightening bolt (14).
8. A combination alarm device according to claim 1, characterised in that: the connector (15) is of a hemispherical structure.
9. A combination alarm device according to claim 1, characterised in that: the outer wall of the connecting layer (20) is connected with the inner wall of the connecting groove (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921830794.9U CN210836431U (en) | 2019-10-29 | 2019-10-29 | Combined alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921830794.9U CN210836431U (en) | 2019-10-29 | 2019-10-29 | Combined alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210836431U true CN210836431U (en) | 2020-06-23 |
Family
ID=71277369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921830794.9U Active CN210836431U (en) | 2019-10-29 | 2019-10-29 | Combined alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210836431U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113926110A (en) * | 2021-11-02 | 2022-01-14 | 江苏新扬子造船有限公司 | Local water mist fire extinguishing system of cabin |
-
2019
- 2019-10-29 CN CN201921830794.9U patent/CN210836431U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113926110A (en) * | 2021-11-02 | 2022-01-14 | 江苏新扬子造船有限公司 | Local water mist fire extinguishing system of cabin |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210836431U (en) | Combined alarm device | |
| CN103949019A (en) | Air respirator with pressure head-up system | |
| CN203842196U (en) | Air respirator with pressure head-up system | |
| CN208877762U (en) | Build long-distance intelligent life detection fire extinguishing system | |
| KR20080109590A (en) | Signal tower and integration system of signal tower the same | |
| KR20080061034A (en) | Emergency control system and methode for the platform screen door system | |
| CN108988891A (en) | A kind of intercom and its control method | |
| CN214200206U (en) | Monitoring control system for personnel state management in emergency rescue scene | |
| JP2018106378A (en) | Fire warning facilities | |
| CN113926110A (en) | Local water mist fire extinguishing system of cabin | |
| KR20170004086U (en) | Information display device for elevator emergency call device | |
| CN208110777U (en) | A kind of terminal for a variety of reception patterns of emergent broadcast | |
| CN108260030A (en) | A kind of intercom system and its alarm method with sound and light of alarm | |
| JP6862307B2 (en) | Intergroup transfer device for alarm system | |
| KR101176608B1 (en) | Integrated fire processing device | |
| KR200351794Y1 (en) | Fire detection unit in an electric railcar | |
| CN111583572B (en) | Full-sealed acousto-optic elevator alarm device | |
| CN205644995U (en) | AIS boats and ships collision prevention alarm devices | |
| CN210606013U (en) | Remote fire-fighting system based on Internet of things | |
| CN216249466U (en) | Multifunctional alarm device | |
| CN220357665U (en) | Wireless audible and visual fire automatic alarm | |
| KR100267257B1 (en) | An extinguish box system with a function of language message and back light | |
| CN207989074U (en) | A kind of tunnel maintenance system | |
| CN216676815U (en) | Fire extinguisher check out test set | |
| CN216256067U (en) | Ship monitoring centralized control console |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |