CN115147999A - Monitoring alarm equipment - Google Patents
Monitoring alarm equipment Download PDFInfo
- Publication number
- CN115147999A CN115147999A CN202210719191.1A CN202210719191A CN115147999A CN 115147999 A CN115147999 A CN 115147999A CN 202210719191 A CN202210719191 A CN 202210719191A CN 115147999 A CN115147999 A CN 115147999A
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- Prior art keywords
- ring
- monitoring
- driving ring
- alarm
- monitoring camera
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 99
- 238000007789 sealing Methods 0.000 claims description 44
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 26
- 238000004891 communication Methods 0.000 claims description 15
- 239000001569 carbon dioxide Substances 0.000 claims description 13
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 10
- 239000003814 drug Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 14
- 238000010586 diagram Methods 0.000 description 7
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 6
- 229910000029 sodium carbonate Inorganic materials 0.000 description 3
- 206010000369 Accident Diseases 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/12—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions
- G08B17/125—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions by using a video camera to detect fire or smoke
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/50—Carbon dioxide
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C99/00—Subject matter not provided for in other groups of this subclass
- A62C99/0009—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames
- A62C99/0018—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames using gases or vapours that do not support combustion, e.g. steam, carbon dioxide
- A62C99/0027—Carbon dioxide extinguishers
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fire-Detection Mechanisms (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention discloses monitoring alarm equipment which comprises a monitoring camera, a first driving ring, a second driving ring, a first fixing rope and a second fixing rope, wherein the monitoring camera is fixedly arranged on the top of a wall, the first driving ring and the second driving ring are distributed around the monitoring camera, a pneumatic cavity is fixedly arranged outside the first driving ring, movable plates are fixedly arranged at the tops of the first driving ring and the second driving ring, and a fixing sleeve is fixedly arranged inside the movable plates. According to the invention, when goods in a monitoring area are in fire, high temperature generated by combustion can be gathered towards the device, the second pushing plate can be driven to trigger the spring through pneumatic and mechanical linkage of the first driving ring and the second driving ring, so that a control center of a monitoring room can be timely sent out a fire alarm, a leak caused by manual monitoring is avoided, the timely alarm of the fire is realized, workers can quickly respond and arrange treatment work conveniently, and the loss caused by the fire is reduced.
Description
Technical Field
The invention relates to the technical field of security alarm, in particular to a monitoring alarm device.
Background
The monitoring system is one of the most applied systems in the security system, is suitable for providing real-time field condition data for factory production and processing, and can be convenient for managers to manage the internal work of a factory.
However, in the current monitoring, most of the video and audio information can be acquired only, and at factory goods stacking bins or production workshop goods stacking places, safety accidents caused by fire can occur sometimes, but at present, fire alarm is monitored on site conditions through manual observation, so that sometimes, the goods are less in labor at night or have poor manual monitoring attention, fire can not be found timely through visual observation, further, the alarm and treatment of the fire are delayed, fire spreading is caused, the time for treating the fire is influenced, and extra economic loss is caused by the fact that the fire is increased.
Disclosure of Invention
The invention aims to solve the defect that the alarm is not timely through manual observation, and provides monitoring alarm equipment.
In order to achieve the purpose, the invention adopts the following technical scheme:
a monitoring alarm device comprises a monitoring camera, a first driving ring, a second driving ring, a first fixed rope and a second fixed rope, wherein the monitoring camera is fixedly mounted on the top of a wall, the first driving ring and the second driving ring are distributed around the monitoring camera, a pneumatic cavity is fixedly mounted outside the first driving ring, movable plates are fixedly mounted at the tops of the first driving ring and the second driving ring, a fixed sleeve is fixedly mounted inside the movable plates, a fixed limiting rod is movably sleeved inside the fixed sleeve, and one end, far away from the movable plates, of the fixed limiting rod is fixedly mounted on the top of the wall;
the outside fixed mounting of second drive ring has thermal-insulated chamber, the inside of first drive ring is the cavity structure, the spacing sealed first arc pole that has cup jointed of one end activity of first drive ring, first arc pole is located the inside one end fixed mounting of first drive ring has first sealed piston ring, the one end fixed mounting that first arc pole is located first drive ring outside has first slurcam, the inboard of second drive ring also is the cavity structure, the spacing sealed activity of one end of second drive ring has cup jointed second arc pole, the one end fixed mounting that second arc pole is located second drive ring inside has the sealed piston ring of second.
Preferably, the one end fixed mounting that the second arc pole is located the outside of second driving ring has the second catch plate, the intercommunication groove has been seted up to the inside wall bottom of second driving ring, the one end that the second driving ring is pressed close to the second catch plate still with fixed mounting has the spring between the second catch plate, the one end that the second driving ring is pressed close to the second catch plate still is provided with alarm switch, wherein, the inboard wall laminating of first sealed piston ring and first driving ring, the inboard wall laminating of second sealed piston ring and second driving ring.
Preferably, the length of the communication groove in the direction of the radian of the second driving ring is larger than that of the second sealing piston ring.
Preferably, the radian of the first arc-shaped rod is matched with the radian of the first driving ring, and the radian of the second arc-shaped rod is matched with the radian of the second driving ring.
Preferably, the monitoring camera is electrically connected with a control center of a monitoring room through a group of signal lines, and the alarm switch is electrically connected with the monitoring camera.
Preferably, gaps exist among the monitoring camera, the first driving ring and the second driving ring, a plurality of groups of one-way nozzles which are annularly distributed along the monitoring camera and face the direction of the monitoring camera are arranged on the upper half portion of one side, close to the monitoring camera, of the second driving ring, a one-way valve is arranged inside the one-way nozzles, and the flow direction of the one-way valve is that the inside of the second driving ring faces the outside of the second driving ring.
Preferably, one end of the first fixing rope is fixedly installed on the top of the wall, the other end of the first fixing rope penetrates through the first sealing piston ring and is fixedly installed at the bottom of the inner side wall of the first driving ring, and a cutter is arranged at a part, close to the first fixing rope, inside the first sealing piston ring;
one end of the second fixing rope is fixedly mounted on the wall top, the other end of the second fixing rope penetrates through the top and the side face of the second sealing piston ring and is fixedly mounted on the side wall of the second driving ring, the second fixing rope is not in contact with the communication groove, and a cutter is arranged on the portion, close to the second fixing rope, inside of the second sealing piston ring.
Preferably, the inside of the pneumatic cavity is designed as a cavity, and a communication hole is formed in one end, away from the first pushing plate, of the first driving ring.
A monitoring alarm system comprising:
the monitoring module is used for monitoring the site in real time;
the alarm module automatically triggers an alarm through the rise of the temperature of the site fire;
and the monitoring protection module drives the pneumatic cavity and the heat insulation cavity to descend at high temperature and sprays carbon dioxide gas to protect the monitoring camera.
Preferably, the alarm module comprises:
the pneumatic unit drives gas to expand to push the first push plate to trigger alarm through the rise of the field temperature;
the liquid medicine reaction unit drives the second sealing piston ring to move by temperature rise so as to drive the liquid medicine in the second driving ring to contact and react to generate a large amount of carbon dioxide gas
Compared with the prior art, the invention has the beneficial effects that:
1. when the goods of control area conflagration breaks out, the high temperature that the burning produced can assemble towards the direction of device, can drive the second catch plate through the pneumatics of first drive ring and second drive ring and mechanical linkage and trigger the alarm switch, realized in time sending out fire alarm to the control center of monitor, avoid artifical control leak to appear, realized the timely warning to the conflagration, make things convenient for the staff to make a response rapidly and arrange the processing work, reduced the loss that the conflagration brought.
2. Meanwhile, when the temperature is too high, the first fixing rope and the second fixing rope are cut off, the overall height of the pneumatic cavity and the heat insulation cavity is reduced, the monitoring camera is surrounded and protected, flame and high temperature are prevented from directly acting on the monitoring camera, the hydrochloric acid solution and the sodium carbonate solution in the second driving ring are communicated through the communicating groove to be in contact reaction to generate a large amount of carbon dioxide gas, and the carbon dioxide gas is continuously sprayed out towards the monitoring camera through the one-way nozzle, the oxygen content of air around the monitoring camera can be effectively reduced, the flame is slowed down to directly burn the surface of the monitoring camera, the burning damage time of the monitoring camera can be prolonged, monitoring data can be continuously and stably provided for a fire scene, fire rescue and fire extinguishing work can be conveniently guided in real time, as much as possible field monitoring data can be obtained by prolonging the burning damage time of the monitoring camera, and precious field data can be conveniently provided for the occurrence and treatment of fire accidents.
Drawings
Fig. 1 is a schematic overall structure diagram of a monitoring alarm device according to the present invention;
FIG. 2 is a schematic diagram of the external structure of a pneumatic chamber and a heat insulation chamber of a monitoring alarm device according to the present invention;
FIG. 3 is a schematic diagram of an internal structure of a monitoring alarm device according to the present invention;
FIG. 4 is an overall internal cross-sectional view of a monitoring and alarm device in accordance with the present invention;
FIG. 5 is a cross-sectional view of a first drive ring and a second drive ring of a monitoring alarm device in accordance with the present invention;
FIG. 6 is a comparison diagram of the working states of a monitoring alarm device according to the present invention;
FIG. 7 is a schematic diagram of the connection between the first fixing rope and the second fixing rope of the monitoring alarm device and the inside of the device according to the present invention;
FIG. 8 is a schematic diagram illustrating a comparison of the internal operating status of a second driving ring of the monitoring alarm device according to the present invention;
fig. 9 is a comparison schematic diagram of the internal working state of the first driving ring of the monitoring alarm device according to the present invention.
In the figure 1, a monitoring camera; 2. a first drive ring; 3. a second drive ring; 4. a spring; 5. a movable plate; 21. a first arcuate bar; 22. a first push plate; 23. a first sealing piston ring; 24. a pneumatic chamber; 25. a communicating hole; 31. a one-way nozzle; 32. a second arcuate bar; 33. a second pusher plate; 34. an alarm switch; 35. a second sealing piston ring; 36. a communicating groove; 37. a thermally insulating cavity; 51. fixing the sleeve; 52. fixing a limiting rod; 53. a first securing cord; 54. a second securing cord.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-9, a monitoring alarm device includes a monitoring camera 1, a first drive ring 2, a second drive ring 3, a first fixed rope 53 and a second fixed rope 54, the monitoring camera 1 is fixedly mounted on a wall top, the first drive ring 2 and the second drive ring 3 are distributed around the monitoring camera 1, a pneumatic cavity 24 is fixedly mounted on the outside of the first drive ring 2, movable plates 5 are fixedly mounted on the tops of the first drive ring 2 and the second drive ring 3, a fixed sleeve 51 is fixedly mounted inside the movable plates 5, a fixed limit rod 52 is movably sleeved on the inside of the fixed sleeve 51, and one end of the fixed limit rod 52, which is far away from the movable plates 5, is fixedly mounted on the wall top;
the outside fixed mounting of second drive ring 3 has thermal-insulated chamber 37, the inside of first drive ring 2 is the cavity structure, the spacing sealed first arc pole 21 that has cup jointed of one end activity of first drive ring 2, the one end fixed mounting that first arc pole 21 is located first drive ring 2 inside has first sealed piston ring 23, the one end fixed mounting that first arc pole 21 is located first drive ring 2 outside has first catch plate 22, the inboard of second drive ring 3 also is the cavity structure, the spacing sealed activity of one end of second drive ring 3 has cup jointed second arc pole 32, the one end fixed mounting that second arc pole 32 is located second drive ring 3 inside has second sealed piston ring 35.
As shown in fig. 4, a second pushing plate 33 is fixedly mounted at one end of the second arc-shaped rod 32 located outside the second driving ring 3, a communicating groove 36 is formed at the bottom of the inner side wall of the second driving ring 3, a spring 4 is fixedly mounted between one end of the second driving ring 3 close to the second pushing plate 33 and the second pushing plate 33, and an alarm switch 34 is further disposed at one end of the second driving ring 3 close to the second pushing plate 33;
specifically, carbon dioxide gas is filled between the first sealing piston ring 23 and one end of the inside of the first driving ring 2, which is far away from the first pushing plate 22, hydrochloric acid solution is filled between one end of the inside of the second driving ring 3, which is near to the second pushing plate 33, and the second sealing piston ring 35, and sodium carbonate solution is filled between one end of the inside of the second driving ring 3, which is far away from the second pushing plate 33, and the second sealing piston ring 35;
specifically, the alarm switch 34 adopts a touch switch technology, and when in use, the switch is pressed in the switch operation direction under the condition of meeting the operation force, the switch is turned on, and when the pressure is removed, the switch is turned off, and the internal structure is turned on and off by the stress change of the metal elastic sheet.
As shown in fig. 4, the first sealing piston ring 23 is fitted to the inner wall of the first drive ring 2, and the second sealing piston ring 35 is fitted to the inner wall of the second drive ring 3.
As shown in fig. 4, the length of the communication groove 36 in the direction of the arc of the second drive ring 3 is greater than the length of the second sealing piston ring 35.
As shown in fig. 4, the arc of the first arc lever 21 is fitted to the arc of the first drive ring 2, and the arc of the second arc lever 32 is fitted to the arc of the second drive ring 3.
As shown in fig. 1, the alarm switch 34 is electrically connected to the monitoring camera 1.
As shown in fig. 3, there is a gap between the monitoring camera 1 and the first driving ring 2 and the second driving ring 3, the upper half portion of the second driving ring 3 close to the side of the monitoring camera 1 is provided with a plurality of sets of one-way nozzles 31 annularly distributed along the monitoring camera 1 and facing the direction of the monitoring camera 1, the inside of the one-way nozzles 31 is provided with a one-way valve, and the flowing direction of the one-way valve is the outside of the second driving ring 3 facing the inside of the second driving ring 3.
As shown in fig. 7, one end of the first fixing rope 53 is fixedly installed on the top of the wall, the other end of the first fixing rope 53 penetrates through the first sealing piston ring 23 and is fixedly installed at the bottom of the inner side wall of the first driving ring 2, and a cutting knife is arranged at a part of the inside of the first sealing piston ring 23, which is close to the first fixing rope 53;
one end of the second fixing rope 54 is fixedly installed on the wall top, the other end of the second fixing rope 54 penetrates through the top and the side of the second sealing piston ring 35 and is fixedly installed on the side wall of the second driving ring 3, the second fixing rope 54 is not in contact with the communication groove 36, and a cutter is arranged at the part, close to the second fixing rope 54, inside the second sealing piston ring 35;
specifically, the first fixing rope 53 and the second fixing rope 54 are elastic ropes, and can be quickly rebounded to separate from the interior of the device when being cut off, so that the inner side wall of the first driving ring 2 and the first sealing piston ring 23 are prevented from being clamped, the inner side wall of the second driving ring 3 and the second sealing piston ring 35 are also prevented from being clamped, and the stable operation of the device is ensured.
As shown in fig. 4, the interior of the pneumatic cavity 24 is designed as a cavity, and a communication hole 25 is opened at one end of the first driving ring 2 away from the first pushing plate 22;
specifically, the glass fiber is filled in the heat insulation cavity 37, so that the heat insulation and fire prevention effects can be achieved, and the liquid medicine deterioration caused by the rise of the internal temperature of the second driving ring 3 due to high temperature and the device failure stable operation caused by the fact that the internal gas is heated and expanded to push the second sealing piston ring 35 towards the second pushing plate 33 are prevented.
A monitoring alarm system comprising:
the monitoring module is used for monitoring the site in real time;
the alarm module automatically triggers an alarm through the rise of the temperature of the on-site fire;
and the monitoring protection module drives the pneumatic cavity and the heat insulation cavity to descend at high temperature and sprays carbon dioxide gas to protect the monitoring camera.
The alarm module includes:
the pneumatic unit drives gas to expand to push the first push plate to trigger alarm through the rise of the field temperature;
and the liquid medicine reaction unit drives the second sealing piston ring to move through temperature rise so as to drive the liquid medicine in the second driving ring to contact and react to generate a large amount of carbon dioxide gas.
As shown in fig. 1-9, the functional principle of the present invention can be illustrated by the following operation modes:
when goods in a monitoring area are in a fire disaster, high temperature generated by combustion can converge towards the direction of the device, glass fiber filled in the heat insulation cavity 37 can prevent heat transfer, the situation that the temperature in the second driving ring 3 is high is avoided, meanwhile, the pneumatic cavity 24 is heated, carbon dioxide gas in the pneumatic cavity 24 is heated to expand, the internal pressure of the first driving ring 2 is driven to increase together through the communication hole 25, the first sealing piston ring 23 is pushed to move towards the direction of the second driving ring 3, the first pushing plate 22 is driven to push the second pushing plate 33 towards the direction of the second driving ring 3, the spring 4 is further driven until the second pushing plate 33 is in contact with the alarm switch 34 until the second pushing plate is in contact with the alarm switch 34 to drive the switch of the alarm switch 34 to trigger, an alarm signal is transmitted to a monitoring room, the alarm switch 34 is driven to automatically alarm a control center of the monitoring room through temperature change in the fire disaster, and workers can conveniently deal with the fire situation in time;
meanwhile, in the process that the second pushing plate 33 moves to be in contact with the alarm switch 34 for triggering, the second pushing plate 33 moves towards the second driving ring 3, and then the second arc-shaped rod 32 drives the second sealing piston ring 35 to move towards the direction far away from the second pushing plate 33, as shown in fig. 4, when the second sealing piston ring 35 is in an initial state, a part of the second sealing piston ring 35 is in contact with the communication groove 36, at this time, the second sealing piston ring 35 can block the communication groove 36, so that the solutions on two sides of the second sealing piston ring 35 are prevented from being in contact with each other and reacting, as shown in fig. 8, when the second sealing piston ring 35 is continuously pushed by the second arc-shaped rod 32 to integrally move the second sealing piston ring 35 to the area where the communication groove 36 is located, the solutions on two sides of the second sealing piston ring 35 are in communication contact with each other through the communication groove 36 at the bottom of the second sealing piston ring 35, so that the hydrochloric acid solution reacts with the sodium carbonate solution to generate carbon dioxide gas, the internal pressure of the second driving ring 3 can be increased, and the generated carbon dioxide gas can be sprayed out through the one-way nozzle 31;
meanwhile, when the first sealing piston ring 23 moves towards the first arc-shaped rod 21, as shown in fig. 7 and 8, the cutter inside the first sealing piston ring 23 can cut off the first fixing rope 53, so that the first fixing rope 53 releases the fixing of the first driving ring 2, the fixing sleeve 51 slides along the outer side wall of the fixed limiting rod 52, and the overall height of the movable plate 5 and the pneumatic cavity 24 is reduced; when the second sealing piston ring 35 moves in a direction away from the second arc-shaped rod 32, the cutter inside the second sealing piston ring 35 can cut off the second fixing rope 54, so that the second fixing rope 54 releases the fixing of the second driving ring 3, the fixing sleeve 51 slides along the outer side wall of the fixing limiting rod 52, and the movable plate 5 and the heat insulation cavity 37 are lowered in height as a whole; as shown in fig. 5 and 6, the overall height of the pneumatic cavity 24 and the thermal insulation cavity 37 is reduced, the monitoring camera 1 is surrounded and protected, flame and high temperature are prevented from directly acting on the monitoring camera 1, and meanwhile, the one-way nozzle 31 is matched to continuously spray carbon dioxide gas towards the monitoring camera 1, so that the oxygen content of air around the monitoring camera 1 can be effectively reduced, the combustion of the flame directly on the surface of the monitoring camera 1 is slowed down, the combustion damage time of the monitoring camera 1 can be prolonged, the continuous and stable monitoring data provision for the fire scene is facilitated, not only can the fire rescue and fire extinguishing work be conveniently guided in real time, but also the on-site monitoring data as much as possible can be obtained by prolonging the combustion damage time of the monitoring camera 1, and precious on-site data can be conveniently provided for the occurrence and treatment of fire accidents.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A monitoring alarm device comprises a monitoring camera (1), a first driving ring (2), a second driving ring (3), a first fixed rope (53) and a second fixed rope (54), and is characterized in that the monitoring camera (1) is fixedly mounted on the wall top, the first driving ring (2) and the second driving ring (3) are distributed around the monitoring camera (1), a pneumatic cavity (24) is fixedly mounted on the outer portion of the first driving ring (2), movable plates (5) are fixedly mounted on the tops of the first driving ring (2) and the second driving ring (3), a fixed sleeve (51) is fixedly mounted in the movable plate (5), a fixed limiting rod (52) is sleeved on the inner portion of the fixed sleeve (51), and one end, far away from the movable plate (5), of the fixed limiting rod (52) is fixedly mounted on the wall top;
the utility model discloses a drive ring structure, including first drive ring (2), first drive ring (3) and second drive ring (3), the outside fixed mounting of second drive ring (3) has thermal-insulated chamber (37), the inside of first drive ring (2) is the cavity structure, the spacing sealed first arc pole (21) of cup jointing of one end activity of first drive ring (2), the one end fixed mounting that first arc pole (21) are located first drive ring (2) outside has first catch plate (22), the inboard of second drive ring (3) also is the cavity structure, the spacing sealed activity of one end of second drive ring (3) has cup jointed second arc pole (32), the one end fixed mounting that second arc pole (32) are located second drive ring (3) inside has second sealed piston ring (35).
2. The monitoring and alarming device as claimed in claim 1, wherein a second pushing plate (33) is fixedly installed at one end, located outside the second driving ring (3), of the second arc-shaped rod (32), a communicating groove (36) is formed in the bottom of the inner side wall of the second driving ring (3), a spring (4) is fixedly installed between one end, close to the second pushing plate (33), of the second driving ring (3) and the second pushing plate (33), an alarm switch (34) is further arranged at one end, close to the second pushing plate (33), of the second driving ring (3), wherein the first sealing piston ring (23) is attached to the inner side wall of the first driving ring (2), and the second sealing piston ring (35) is attached to the inner side wall of the second driving ring (3).
3. A monitoring and alarm device according to claim 2, characterised in that the length of the communication groove (36) in the direction of the arc of the second drive ring (3) is greater than the length of the second sealing piston ring (35).
4. A monitoring and alarm device according to claim 3, characterised in that the arc of the first curved lever (21) is adapted to the arc of the first drive ring (2) and the arc of the second curved lever (32) is adapted to the arc of the second drive ring (3).
5. A monitoring and alarm device according to claim 4, characterised in that the monitoring camera (1) is electrically connected to a monitoring room control centre via a set of signal lines, and the alarm switch (34) is electrically connected to the monitoring camera (1).
6. The monitoring and alarming device as claimed in claim 5, wherein a gap exists between the monitoring camera (1) and the first driving ring (2) and the second driving ring (3), the upper half part of one side of the second driving ring (3) close to the monitoring camera (1) is provided with a plurality of groups of one-way nozzles (31) which are annularly distributed along the monitoring camera (1) and face the direction of the monitoring camera (1), one-way valves are arranged inside the one-way nozzles (31), and the flow direction of the one-way valves is that the inside of the second driving ring (3) faces the outside of the second driving ring (3).
7. A monitoring and alarm device according to claim 6, characterized in that one end of the first fixed rope (53) is fixedly arranged on the wall top, the other end of the first fixed rope (53) penetrates through the first sealing piston ring (23) and is fixedly arranged at the bottom of the inner side wall of the first driving ring (2), and a part of the inner part of the first sealing piston ring (23) close to the first fixed rope (53) is provided with a cutter;
one end of the second fixing rope (54) is fixedly arranged on the top of a wall, the other end of the second fixing rope (54) penetrates through the top and the side face of the second sealing piston ring (35) and is fixedly arranged on the side wall of the second driving ring (3), the second fixing rope (54) is not in contact with the communication groove (36), and a cutter is arranged at the part, close to the second fixing rope (54), in the second sealing piston ring (35).
8. A monitoring and alarm device according to claim 7, characterised in that the interior of the pneumatic chamber (24) is of a hollow design and that the end of the first drive ring (2) remote from the first pusher plate (22) is provided with a communication aperture (25).
9. A monitoring alarm system, comprising:
the monitoring module is used for monitoring the site in real time;
the alarm module automatically triggers an alarm through the rise of the temperature of the on-site fire;
and the monitoring protection module drives the pneumatic cavity and the heat insulation cavity to descend at high temperature and sprays carbon dioxide gas to protect the monitoring camera.
10. A monitoring alarm system, wherein the alarm module comprises:
the pneumatic unit drives gas to expand to push the first push plate to trigger alarm through the rise of the field temperature;
and the liquid medicine reaction unit drives the second sealing piston ring to move through temperature rise so as to drive the liquid medicine in the second driving ring to contact and react to generate a large amount of carbon dioxide gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210719191.1A CN115147999B (en) | 2022-06-23 | 2022-06-23 | Monitoring alarm equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210719191.1A CN115147999B (en) | 2022-06-23 | 2022-06-23 | Monitoring alarm equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115147999A true CN115147999A (en) | 2022-10-04 |
| CN115147999B CN115147999B (en) | 2023-03-28 |
Family
ID=83407817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210719191.1A Active CN115147999B (en) | 2022-06-23 | 2022-06-23 | Monitoring alarm equipment |
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| CN115147999B (en) | 2023-03-28 |
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