CN217604293U - Use pressure-fired new trend system between danger of keeping away - Google Patents
Use pressure-fired new trend system between danger of keeping away Download PDFInfo
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- CN217604293U CN217604293U CN202221650366.XU CN202221650366U CN217604293U CN 217604293 U CN217604293 U CN 217604293U CN 202221650366 U CN202221650366 U CN 202221650366U CN 217604293 U CN217604293 U CN 217604293U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The utility model provides a micro positive pressure fresh air system for an emergency room, which comprises a system main body; the system main body comprises a sensing module, a control module connected with the sensing module and an alarm module connected with the control module; the sensing module comprises an emergency button and a smoke sensor which are arranged inside and outside the danger avoiding room and can feed back signals to the control module; the emergency buttons are connected in parallel; a plurality of smoke receptors are connected in parallel. In the practical implementation process, when a fire disaster occurs, the first mode is to transmit a signal to the control module automatically through the smoke sensor, and the second mode is to transmit a signal to the control module by manually pressing an emergency button; at the moment, the fresh air system is started, the control module controls the alarm module to give an alarm, and personnel can move in the danger avoiding room after hearing the alarm, so that the danger can be avoided nearby, and the safety of the personnel can be effectively improved. Wherein the control module comprises a plc controller.
Description
Technical Field
The utility model relates to a dangerous technical field is kept away to the conflagration, concretely relates to keep away uses pressure-fired new trend system between danger.
Background
When the existing high-rise buildings are more and more, the building height is higher, but the defects brought by the high-rise buildings are gradually exposed, particularly when a fire disaster occurs, on one hand, the existing fire rescue equipment and technology are limited, even if firefighters arrive at the scene in time, the firefighters face the high-rise buildings, the firefighters are restrained, and even only a fire grief can be expected; according to statistical analysis, most casualties on the site of a fire accident fall on an escape way escaping from a fire sea site, the main causes of casualties are high temperature, oxygen deficiency and toxic and harmful gas suction, and if a micro-positive pressure fresh air system can be arranged in the danger avoiding room, the toxic and harmful gas and smoke are prevented from entering, on-site danger avoiding can be effectively realized, the rescue time of fire fighters is prolonged, and the safety of the fire fighters is improved.
Accordingly, the present inventors have made extensive studies on the above problems and have made the present invention.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a keep away with pressure-fired new trend system between danger to solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a micro-positive pressure fresh air system for a risk avoiding room comprises a system main body; the system main body comprises a sensing module, a control module connected with the sensing module and an alarm module connected with the control module; the sensing module comprises an emergency button and a smoke sensor which are arranged inside and outside the danger avoiding room and can feed back signals to the control module; a plurality of smoke receptors are connected in parallel; the plurality of emergency buttons are connected in parallel.
The alarm module comprises a loudspeaker and a fire-fighting emergency broadcast host connected between the loudspeaker and the control module; the loudspeaker is arranged in the danger avoiding room; the fire emergency broadcasting host comprises a transmitter; the loudspeakers are connected in parallel and are respectively arranged in the risk avoiding rooms.
The system main body also comprises an air supply module connected with the control module; the air supply module comprises an air supply air conditioner arranged outside the danger avoiding room; the air supply air conditioner is connected with the head end of the air supply channel; the air supply air conditioner comprises a filter screen, a fresh air host, a first electric air valve and a refrigeration module.
The air supply module comprises a second electric air valve arranged at the tail end of the air supply channel; the plurality of risk avoiding rooms are connected between the head end and the tail end of the air supply channel.
The air supply module further comprises a first switch and a second switch which are respectively arranged on the fireproof door and the fireproof window of the danger-avoiding room; the first switch is disconnected along with the opening of the fireproof door and is closed along with the closing of the fireproof door; the second switch is opened along with the opening of the fire window and closed along with the closing of the fire window; the air supply module also comprises an air supply device arranged on the wall surface of the refuge room; the air supply device comprises a third electric air valve; the first switch, the second switch and the third electric air valve are connected in series and then connected with the control module.
The system main body also comprises an independent exhaust device, a lighting device and an interlocking relay connected between the independent exhaust device and the lighting device; the interlocking relay comprises a coil connected with the lighting device in parallel and a normally closed contact connected with the independent air exhausting device in series; the independent air exhaust device comprises an independent power supply and an exhaust fan.
The sensing module also comprises a pressure sensor arranged in the air supply channel; and the pressure sensor feeds the air pressure in the air supply channel back to the control module.
The system body also includes a stop switch connected to the control module.
The system body further comprises a power supply box.
The air pressure range of the air supply channel is between 5 and 40 Pa.
After adopting above-mentioned technical scheme, a keep away with pressure-fired new trend system between danger has following beneficial effect at least:
in the practical implementation process, when a fire disaster occurs, the first mode is to transmit a signal to the control module automatically through the smoke sensor, and the second mode is to transmit a signal to the control module by manually pressing an emergency button; at the moment, the fresh air system is started, the control module controls the alarm module to give an alarm, and personnel can rapidly move into the danger avoiding room after hearing the alarm; under the action of the micro-positive pressure fresh air system, a micro-positive pressure fresh air environment is formed in the danger avoiding room, so that toxic and harmful gases and smoke are effectively prevented from entering the danger avoiding room, on-site danger avoiding is realized, and the safety of personnel can be effectively improved. Wherein the control module comprises a plc controller.
Drawings
Fig. 1 is a circuit diagram of a fresh air system according to an embodiment of the present invention;
fig. 2 is an enlarged view of region a according to an embodiment of the present invention;
fig. 3 is a layout view of a fresh air system according to an embodiment of the present invention;
in the figure:
a feeling module 1; a control module 2; an alarm module 3; a smoke receptor 11; an emergency button 12; a speaker 31; a fire emergency broadcast host 32; a microphone 321; an air supply air conditioner 41; an air inlet 410; a strainer 411; a fresh air host 412; a first electric blast valve 413; a refrigeration module 414; a second electric damper 42; a first switch 43; a second switch 44; a third electric damper 45; a smoke outlet 46; an independent air exhaust device 5; an independent power supply 51; an exhaust fan 52; an illumination device 6; an interlock relay 7; a coil 71; a normally closed contact 72; a pressure sensor 13; a stop switch 8; a power supply box 9; an air supply passage a1; and (5) a danger avoiding room a2.
Detailed Description
In order to further explain the technical solution of the present invention, the following detailed description is made of specific embodiments as shown in fig. 1-3.
A micro-positive pressure fresh air system for a risk avoiding room comprises a system main body; the system main body comprises a sensing module 1, a control module 2 connected with the sensing module 1 and an alarm module 3 connected with the control module 2; the sensing module 1 comprises an emergency button 12 and a smoke receptor 11 which are arranged inside and outside the danger avoiding room a2 and can feed back signals to the control module 2; a plurality of smoke receptors 11 are connected in parallel; the plurality of emergency buttons 12 are connected in parallel. In practical implementation, when a fire occurs, the smoke sensor 11 automatically transmits a signal to the control module 2, and the emergency button 12 is manually pressed to transmit a signal to the control module 2; at the moment, the fresh air system is started, the control module 2 controls the alarm module 3 to give an alarm, personnel can move into the danger avoiding room a2 after hearing the alarm, a micro-positive pressure fresh air environment is formed in the danger avoiding room a2 under the action of the micro-positive pressure fresh air system, toxic and harmful gases and smoke are effectively prevented from entering the danger avoiding room a2, on-site danger avoidance is achieved, and safety of the personnel can be effectively improved. Wherein the control module 2 comprises a plc controller.
A plurality of emergency buttons 12 or smoke receptors 11 can be activated only once in a short time; specifically, the plc controller is triggered by the emergency buttons 12 in sequence and only responds to the earliest signal, so that the influence of repeated triggering on normal work of the fresh air system is avoided.
Optionally, the alarm module 3 includes a speaker 31 and a fire emergency broadcasting host 32 connected between the speaker 31 and the control module 2; the loudspeakers 31 are connected in parallel and are arranged in the risk avoiding rooms a 2; the fire emergency broadcasting host 32 includes a microphone 321. In the actual implementation process, the firefighters can transmit signals to the loudspeaker 31 in each risk avoiding room a2 through the microphone 321 of the fire emergency broadcasting host 32, and broadcast information to the people in the risk avoiding rooms a2, so as to calm people; the end of fire information may also be reported.
Optionally, the system main body further comprises an air supply module connected with the control module 2; the air supply module comprises an air supply air conditioner 41 arranged outside the danger avoiding room a 2; the air supply air conditioner 41 is connected with the head end of the air supply channel a1; the air supply air conditioner 41 includes a filter screen 411, a fresh air host 412, a first electric air valve 413 and a refrigeration module 414. In the actual implementation process, the control module 2 controls the air supply module to start, air is supplied through the air supply channel a1, the air supply air conditioner 41 is usually arranged outside the building, and the danger avoiding room a2 is arranged in the building and is connected through the air supply channel a1; after the air supply module is started, the first electric air valve 413 in the normally closed state is changed into the open state, the fresh air host 412 is started to convey fresh air to the air supply channel a1, the refrigeration module 414 can reduce the temperature of the fresh air, the temperature in the danger avoiding room a2 is reduced, and the filter screen 411 can filter air.
Optionally, the air supply module comprises a second electric air valve 42 arranged at the tail end of the air supply channel a1; the danger avoiding room a2 is connected between the head end and the tail end of the air supply channel a 1. When an alarm occurs, the air supply module sends fresh air into the air supply channel a1, the second electric air valve 42 in the normally open state is changed into the closed state after 10-20s, and the fresh air can discharge smoke and toxic and harmful gases entering the air supply channel a1 within 10-20s, so that self-purification is realized; after the second electronic blast gate 42 is closed, under the effect of new trend host computer 412, send into air supply channel a1 with new trend constantly, air supply channel a1 will form the new trend environment of pressure-fired rapidly.
Optionally, the air supply module further includes a first switch 43 and a second switch 44 respectively disposed on the fire door and the fire window of the refuge room a 2; the first switch 43 is opened following the opening of the fire door and closed following the closing of the fire door; the second switch 44 opens following the opening of the fire window and closes following the closing of the fire window; the air supply module also comprises an air supply device arranged on the a2 wall surface of the danger-avoiding room; the air supply device comprises a third electric air valve 45; the first switch 43, the second switch 44 and the third electric air valve 45 are connected in series and then connected to the control module 2. After self-purification is completed, the danger avoiding personnel enter the danger avoiding room a2, the fireproof door and the fireproof window of the danger avoiding room a2 are closed, at the moment, the control module 2 converts the third electric air valve 45 in the normally closed state into an open state, and micro-positive pressure fresh air enters the danger avoiding room a2 from the air supply channel a1; the danger avoiding room a2 is provided with a smoke outlet 46, the fresh air system can efficiently replace air in the danger avoiding room a2, smoke and other toxic and harmful gases are effectively prevented from entering the danger avoiding room a2, and the breathing safety of personnel in the danger avoiding room a2 is ensured; on the contrary, to a2 between other risks of avoiding that nobody got into, because prevent that fire door and window can not close, should keep away the risk that third electronic blast gate 45 of a2 does not form closed loop, and third electronic blast gate 45 does not open, prevents effectively that the new trend from leaking, destroys pressure-fired new trend environment to ensure the security and the reliability of pressure-fired new trend system.
Optionally, the system main body further includes an independent air-exhausting device 5, a lighting device 6, and an interlock relay 7 connected between the independent air-exhausting device 5 and the lighting device 6; the interlock relay 7 includes a coil 71 connected in parallel with the lighting device 6 and a normally closed contact 72 connected in series with the independent air-exhausting device 5; the independent air-blowing device 5 includes an independent power supply 51 and a blowing fan 52. In the actual implementation process, after the fresh air system is started, the control module 2 supplies power to the lighting device 6 and the coil 71, and the normally closed contact 72 is opened while lighting, so that the exhaust fan 52 cannot work; the exhaust fan 52 can work normally when the fresh air system stops, and can exhaust the air in the danger avoiding room a2 into the air supply channel a1; after a fire disaster occurs, the closed loop of the exhaust fan 52 is forcedly cut off, the exhaust fan 52 is forced to stop working, and smoke and other toxic and harmful gases sent into the air supply channel a1 by the exhaust fan 52 can be effectively prevented from polluting fresh air; wherein the lighting device 6 is a led lamp.
Optionally, the sensing module 1 further includes a pressure sensor 13 disposed in the air supply channel a1; the pressure sensor 13 feeds back the pressure of the fresh air in the air supply channel a1 to the control module 2. In the practical implementation process, the pressure of the fresh air in the air supply channel a1 is fed back to the control module 2 through the pressure sensor 13, and the power of the fresh air host 412 is adjusted through the control module 2, so that the amount of the fresh air entering the air supply channel a1 is adjusted, the fresh air pressure of the danger avoiding room a2 is constantly guaranteed to be slightly larger than the pressure of the surrounding environment of the danger avoiding room a2, under the micro-positive pressure fresh air environment condition, smoke and other toxic and harmful gases are effectively prevented from entering the air supply channel a1 and the danger avoiding room a2, and the breathing safety of people in the danger avoiding room a2 is guaranteed.
Optionally, the system body further comprises a stop switch 8 connected to the control module. After the fire disaster is over, the fresh air system stops working by pressing the stop switch 8, each switch and each air valve return to the initial state, and the independent exhaust device 5 can work normally.
Optionally, the system body further comprises a power supply box 9. In the actual implementation process, a power supply is provided for the fresh air system through the power supply box 9 so as to ensure the normal work of the fresh air system.
Optionally, the system body further comprises an air inlet 410, and the air inlet 410 for fresh air should be selected to be a safe place which is wide on the ground, far away from the building, and far away from combustible objects and avoids smoke and toxic and harmful gases.
Alternatively, a spare fresh air inlet 410 is constructed at a different safety position and is connected to the air supply channel by switching.
The air pressure range of the air supply channel is 5-40 Pa.
The product form of the present invention is not limited to the drawings and embodiments of the present application, and any person can properly change or modify the product form of the present invention without departing from the scope of the present invention.
Claims (10)
1. The utility model provides a keep away and use pressure-fired new trend system between danger which characterized in that: comprises a system main body; the system main body comprises a sensing module, a control module connected with the sensing module and an alarm module connected with the control module; the sensing module comprises an emergency button and a smoke sensor which are arranged inside and outside the danger avoiding room and can feed back signals to the control module; a plurality of smoke receptors are connected in parallel; the plurality of emergency buttons are connected in parallel.
2. The micro-positive pressure fresh air system for the refuge room according to claim 1, characterized in that: the alarm module comprises a loudspeaker and a fire-fighting emergency broadcast host connected between the loudspeaker and the control module; the loudspeaker is arranged in the danger avoiding room; the fire emergency broadcast host comprises a transmitter; the loudspeakers are connected in parallel and are respectively arranged in the risk avoiding rooms.
3. The micro-positive pressure fresh air system for the risk avoiding room according to claim 2, wherein: the system main body also comprises an air supply module connected with the control module; the air supply module comprises an air supply air conditioner arranged outside the danger avoiding room; the air supply air conditioner is connected with the head end of the air supply channel; the air supply air conditioner comprises a filter screen, a fresh air host, a first electric air valve and a refrigeration module.
4. The micro-positive pressure fresh air system for the risk avoiding room according to claim 3, wherein: the air supply module comprises a second electric air valve arranged at the tail end of the air supply channel; the risk avoiding rooms are connected between the head end and the tail end of the air supply channel.
5. The micro-positive pressure fresh air system for the refuge room according to claim 4, wherein: the air supply module further comprises a first switch and a second switch which are respectively arranged on a fireproof door and a fireproof window of the danger avoiding room; the first switch is disconnected along with the opening of the fireproof door and closed along with the closing of the fireproof door; the second switch is opened along with the opening of the fire window and closed along with the closing of the fire window; the air supply module also comprises an air supply device arranged on the wall surface of the refuge room; the air supply device comprises a third electric air valve; the first switch, the second switch and the third electric air valve are connected in series and then connected with the control module.
6. The micro-positive pressure fresh air system for the refuge room according to claim 5, characterized in that: the system main body also comprises an independent exhaust device, a lighting device and an interlocking relay connected between the independent exhaust device and the lighting device; the interlocking relay comprises a coil connected with the lighting device in parallel and a normally closed contact connected with the independent air exhausting device in series; the independent air exhaust device comprises an independent power supply and an exhaust fan.
7. The micro-positive pressure fresh air system for the refuge room according to claim 6, characterized in that: the sensing module also comprises a pressure sensor arranged in the air supply channel; and the pressure sensor feeds the air pressure in the air supply channel back to the control module.
8. The micro-positive pressure fresh air system for the refuge room according to claim 7, wherein: the system body also includes a stop switch connected to the control module.
9. The micro-positive pressure fresh air system for the risk avoiding room according to claim 8, wherein: the system body also includes a power supply box.
10. The micro-positive pressure fresh air system for the refuge room according to claim 9, wherein: the air pressure range of the air supply channel is 5-40 Pa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221650366.XU CN217604293U (en) | 2022-06-28 | 2022-06-28 | Use pressure-fired new trend system between danger of keeping away |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221650366.XU CN217604293U (en) | 2022-06-28 | 2022-06-28 | Use pressure-fired new trend system between danger of keeping away |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217604293U true CN217604293U (en) | 2022-10-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221650366.XU Active CN217604293U (en) | 2022-06-28 | 2022-06-28 | Use pressure-fired new trend system between danger of keeping away |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217604293U (en) |
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2022
- 2022-06-28 CN CN202221650366.XU patent/CN217604293U/en active Active
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