CN112344485A - Fire-fighting linkage control system - Google Patents
Fire-fighting linkage control system Download PDFInfo
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- CN112344485A CN112344485A CN202011003042.2A CN202011003042A CN112344485A CN 112344485 A CN112344485 A CN 112344485A CN 202011003042 A CN202011003042 A CN 202011003042A CN 112344485 A CN112344485 A CN 112344485A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
- F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
- F24F7/08—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with separate ducts for supplied and exhausted air with provisions for reversal of the input and output systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
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- Combustion & Propulsion (AREA)
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- General Engineering & Computer Science (AREA)
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The application discloses a fire-fighting linkage control system, which relates to the technical field of fire-fighting escape systems and comprises a fire door arranged on the inner side of a fire-fighting opening of a partition wall, wherein a door leaf of the fire door can be opened towards the inner end of the partition wall; the fire fighting system is characterized in that a plurality of air outlet pipes are communicated with an air supply pipe, the air supply pipe is communicated with an air feeder, the air feeder is electrically connected with a starting device, the starting device can control the air feeder to be opened, and the starting device is electrically connected with a fire fighting control center. The application has the effect of blocking smoke from entering the escape passage.
Description
Technical Field
The application relates to the technical field of fire-fighting escape systems, in particular to a fire-fighting linkage control system.
Background
The city is developed rapidly, the high-rise building stands up, the crowd is dense, and if the fire hazard happens once, the consequences can not be imagined. Fortunately, while social cities are developing, fire prevention mechanisms are continuously developing, and various fire-fighting facilities and equipment are perfected. The building fire-fighting system taking the automatic fire alarm technology as the core is an important guarantee for preventing and suppressing building fire.
Chinese patent application publication No. CN107633640A discloses a fire-fighting linkage control system, which includes: the fire fighting module comprises a fire detector, a manual alarm button, a smoke exhaust system, a fireproof door, a fireproof rolling door, a fire hydrant pump and a gas fire extinguishing device, wherein the fire detector comprises a plurality of smoke detectors and temperature detectors; the evacuation module comprises a fire-fighting special telephone extension, a fire emergency broadcasting system, a fire alarm, an evacuation indicating system and fire emergency lighting, wherein each fire-fighting special telephone extension is independently connected with a fire-fighting special telephone switchboard; the fire control room comprises a fire alarm controller, a fire-fighting linkage controller, a fire control graphic display, a fire-fighting special telephone switchboard and a fire-fighting power supply monitor, wherein the fire-fighting linkage controller is used for controlling equipment of the fire-fighting module and the evacuation module in a linkage manner.
The above prior art solutions have the following drawbacks: when the indoor conflagration that takes place, indoor can be filled a large amount of smog, and indoor personnel get into escape passage from walking passageway through the fire door, and indoor personnel in the high-rise building go downstairs from escape passage's stair, and when indoor personnel opened the fire door, smog in the walking passageway can get into escape passage, causes to have smog in the escape passage, and personnel still can inhale a large amount of smog when fleeing for life in the passageway rapid movement, and smog in the escape passage reduces personnel's escape efficiency.
Disclosure of Invention
The utility model aims at providing a fire control coordinated control system, it has the effect that blocks smog and get into escape way.
The technical purpose of the application is realized by the following technical scheme:
a fire-fighting linkage control system is characterized in that a fire-fighting door is arranged on the inner side of a fire-fighting port of a partition wall, a door leaf of the fire-fighting door can be opened towards the inner end of the partition wall, the fire-fighting linkage control system comprises an air outlet pipe arranged on the inner side of the fire-fighting port on the partition wall, a plurality of air outlet holes are formed in the side surface of the air outlet pipe, the air outlet direction of the air outlet holes can be back to the inner side surface of the fire-; the fire fighting system is characterized in that a plurality of air outlet pipes are communicated with an air supply pipe, the air supply pipe is communicated with an air feeder, the air feeder is electrically connected with a starting device, the starting device can control the air feeder to be opened, and the starting device is electrically connected with a fire fighting control center.
Through adopting above-mentioned technical scheme, when the conflagration breaing out, fire control center control starting drive opens, starting drive control air feeder opens, the air-feed pipe is sent into clean air to the air-feed machine, air in the air-feed pipe gets into in the outlet duct, air in the outlet duct is discharged from the venthole, the venthole of venthole dorsad fire control intraoral side, thereby form an air current partition wall on fire control mouthful surface, the air current partition wall can block the air of partition wall both sides and carry out the air current exchange in fire control mouthful department, reduce in the walking passageway smog get into escape passage in, improve the air quality in the escape passage, before personnel in the walking passageway do not get into escape passage through the fire control mouth simultaneously, just can breathe the fresh air of fire control mouthful department, can provide fresh air for personnel in the walking passageway, be convenient for the personnel of fleing open fire control mouthful fire door.
The application is further configured to: the venthole is provided with a plurality of along outlet duct axis direction.
Through adopting above-mentioned technical scheme, a plurality of ventholes can form comparatively stable air current partition wall, improve the air current partition wall and block the effect of smog through the fire control mouth.
The application is further configured to: the air outlet pipe is rotatably connected with the partition wall and the air supply pipe;
the air outlet pipe is provided with a limiting mechanism which keeps an air outlet hole on the air outlet pipe back to the inner side of the fire fighting port;
the fire fighting opening is characterized in that a driving mechanism for driving the air outlet pipe to rotate is arranged on the air outlet pipe, and when the driving mechanism is started, the driving mechanism is used for driving the air outlet pipe to rotate to the air
Through adopting above-mentioned technical scheme, when using daily, use stop gear with the outlet duct and keep in the venthole inboard of fire control mouth dorsad, avoid external impurity to get into or block up the venthole, when the conflagration appearing, stop gear self is relieved the injecing to the outlet duct, or actuating mechanism starts, and actuating mechanism drives the outlet duct and rotates, makes the outlet duct can be dorsad fire control mouth internal side blowout air current, guarantees the normal use of outlet duct.
The application is further configured to: the limiting mechanism comprises fusible lead alloy, the air outlet pipe is welded and fixed by using the fusible alloy, and the melting point of the fusible alloy is higher than 50 ℃ and lower than 90 ℃.
By adopting the technical scheme, when a fire disaster occurs, the fusible alloy is heated and then melted, the fusible alloy relieves the limitation on the air outlet pipe, and the air outlet pipe can rotate around the axis of the air outlet pipe to the inner side face of the fire fighting port back to the fire fighting port under the action of the driving mechanism.
The application is further configured to: the driving mechanism comprises a driving spring fixed, the driving spring is stably connected with the air outlet pipe, the driving spring exerts circumferential acting force around the air outlet pipe on the air outlet pipe, and the air outlet pipe is made to rotate around the axis of the air outlet pipe to a trend that the air outlet hole faces the middle area of the fire-fighting opening.
Through adopting above-mentioned technical scheme, drive spring exerts the effort to the outlet duct, makes the outlet duct have all the time and rotates around self axis, makes the venthole towards the trend in fire control mouth middle zone, realizes the drive action of actuating mechanism to the outlet duct.
The application is further configured to: the driving mechanism comprises a driving ring sleeved outside the air outlet pipe, the driving ring is fixed on the partition wall, the opening of the cross section of the driving ring faces to the U shape of the air outlet pipe, and the driving ring is in sealed rotary connection with the air outlet pipe;
the driving mechanism comprises a driving piece fixed on the air outlet pipe, the driving piece is positioned on the inner side of the driving ring, and the driving piece is in sealed rotary connection with the driving ring;
the inner side of the driving ring is fixedly provided with a fixing plate, the inner side of the driving ring is provided with a phase change piece positioned between the fixing plate and the driving piece, and the phase change temperature of the phase change piece converted from liquid state to gas state is higher than 50 ℃ and lower than 90 ℃;
and the driving ring is provided with an air pressure balance hole, the driving piece rotates to the front of the stop, and the air pressure balance hole is positioned outside the closed space of the fixing plate and the driving piece, which is provided with the phase change piece.
By adopting the technical scheme, when the phase change piece in the closed space is heated, the phase change piece is converted into a gaseous state, the pressure in the closed space is increased, the pressure in the closed space exerts an acting force on the driving piece, the driving piece drives the air outlet pipe to rotate, meanwhile, the driving piece is in sealed rotary connection with the driving ring, the driving ring is in sealed rotary connection with the air outlet pipe, the pressure in the space where the phase change piece is located is kept relatively stable, the acting force can be continuously exerted on the driving piece, the air outlet pipe rotates, the air pressure in the driving ring is balanced by the air pressure balancing hole, and the air in the driving ring;
during daily use, the phase change piece keeps being the liquid state, and the driving piece remains stable, and when the conflagration appeared, the phase change piece is heated and is changed into the gaseous state, makes actuating mechanism drive the outlet duct and rotates.
The application is further configured to: the outer side of the driving ring is fixedly provided with a limiting cover facing the driving ring with an opening, a limiting bulge capable of moving towards the direction of the driving ring is connected in the limiting cover in a sliding mode, a limiting spring used for pushing the limiting bulge to move towards the direction of the driving ring is arranged in the limiting cover, a limiting hole communicated with the inner cavity of the limiting cover is formed in the driving ring, a limiting hemisphere penetrating through the limiting hole is fixedly arranged on the limiting bulge, and the limiting hemisphere is abutted and compressed with the surface, back to the fixing plate, of the driving piece.
Through adopting above-mentioned technical scheme, when the conflagration appears, the driving piece receives the increase of the pressure in phase change spare place confined space, and the resistance of spacing hemisphere can be overcome to the driving piece, promotes spacing hemisphere and drives spacing protruding removal, and spacing protruding further compression spacing spring makes spacing hemisphere get into spacing hole, makes the driving piece can normally remove, and spacing hemisphere can block the removal of driving piece, keeps the stability under the driving piece daily state.
The application is further configured to: the venthole is along being provided with two sets ofly, every group the venthole includes a plurality ofly that set up along outlet duct axis direction, and is two sets of the venthole sets up along outlet duct circumference interval, and is two sets of the venthole axis is the acute angle along the contained angle of outlet duct circumference.
Through adopting above-mentioned technical scheme, the air current that the outlet duct flows from two sets of ventholes forms two air current partition walls, and one of them hinders smog and gets into escape passage through your fire control mouth, and another can provide clean air in to escape passage.
The application is further configured to: and the two ends of any fire door along the width in the horizontal direction are provided with air outlet pipes.
Through adopting above-mentioned technical scheme, the air current partition wall that two outlet ducts formed, the distance section that the air current needs to flow, air current partition wall self stability is better.
In summary, the present application includes at least one of the following benefits:
1. when a fire disaster happens, the starting device is controlled by the fire control center to be opened, the air feeder is controlled by the starting device to be opened, the air feeder sends clean air into the air feeding pipe, the air in the air feeding pipe enters the air outlet pipe, the air in the air outlet pipe is discharged from the air outlet hole, the air outlet hole of the air outlet hole faces back to the inner side face of the fire hole, an air flow partition wall is formed on the surface of the fire hole, the air flow partition wall can block the air on two sides of the partition wall to perform air flow exchange at the fire hole, smoke in the walking channel is reduced to enter the escape channel, the air quality in the escape channel is improved, meanwhile, people in the walking channel do not enter the escape channel through the fire hole, the fresh air at the fire hole can be breathed, the fresh air can be provided for the people in the walking channel. (ii) a
2. When a fire disaster occurs, the fusible alloy is heated and then melted, the fusible alloy relieves the limitation on the air outlet pipe, and the driving spring exerts acting force on the air outlet pipe at the moment, so that the air outlet pipe always rotates around the self axis and rotates around the self axis until the air outlet pipe can be back to the inner side surface of the fire fighting port;
3. when the device is used in daily life, the phase change piece is kept in a liquid state, the driving piece is kept stable, and when a fire disaster occurs, the phase change piece is heated and changed into a gas state, so that the driving mechanism drives the air outlet pipe to rotate; when the phase change piece in the enclosed space is heated, the phase change piece is changed into a gaseous state, the pressure in the enclosed space is increased, the pressure in the enclosed space exerts an acting force on the driving piece, the driving piece drives the air outlet pipe to rotate, meanwhile, the driving piece is in sealed rotary connection with the driving ring, the driving ring is in sealed rotary connection with the air outlet pipe, the pressure in the space where the phase change piece is located is kept relatively stable, the acting force can be continuously exerted on the driving piece, the air outlet pipe is made to rotate, the air pressure in the driving ring is balanced by the air pressure balancing hole, and when the driving.
Drawings
FIG. 1 is a schematic overall structure diagram of the first embodiment;
FIG. 2 is a schematic view showing the connection between the air outlet pipe and the air supply pipe in the first embodiment;
FIG. 3 is a schematic structural view showing the relationship between the outlet tube and the filling block in the second embodiment;
FIG. 4 is a schematic sectional view showing the inner cavity of the drive ring according to the second embodiment;
FIG. 5 is a schematic structural view showing a driving mechanism in the third embodiment;
FIG. 6 is a schematic sectional view showing the rotational connection of the drive ring and the outlet pipe in the third embodiment;
FIG. 7 is a schematic sectional view showing the inner cavity of the drive ring according to the third embodiment;
FIG. 8 is a schematic sectional view showing the outlet tube according to the fourth embodiment.
In the figure, 1, a partition wall; 11. a fire port; 12. a walking channel; 13. a fire passage; 14. a fire door; 2. an air outlet pipe; 21. an air outlet; 22. rotating the sleeve; 23. filling blocks; 24. a limiting hemisphere; 3. a limiting mechanism; 31. a fusible lead alloy; 32. a limiting cover; 33. a limiting bulge; 34. a limiting spring; 41. an air supply pipe; 42. an air feeder; 43. starting the device; 44. a transfer tube; 5. a drive mechanism; 51. a drive spring; 52. a drive ring; 521. an air pressure balancing hole; 522. a limiting hole; 523. positioning blocks; 524. an inner seal ring; 525. a U-shaped side wall; 526. a semicircular ring; 527. an upper cover; 528. a lower cover; 53. a drive member; 531. an outer sealing ring; 54. and (7) fixing the plate.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
Example one
Referring to fig. 1 and 2, for this application discloses a fire control coordinated control system, the outer end passageway of partition wall 1 thickness direction is walking passageway 12, and walking passageway 12 is daily indoor walking passageway 12, and the inner passageway of partition wall 1 thickness direction is fire control passageway 13, and when fire control passageway 13 was used for appearing the conflagration, the people walked and fleed, was provided with the escape step ladder of connecting the floor in the fire control passageway 13. The partition wall 1 is provided with a fire-fighting opening 11 communicated with a walking channel 12 and a fire-fighting channel 13, a fire-fighting door 14 is arranged on the inner side of the fire-fighting opening 11, and a door leaf of the fire-fighting door 14 can be opened towards the inner end of the partition wall 1.
The fire-fighting linkage control system comprises an air outlet pipe 2 arranged on the inner side of a fire hole 11 on a partition wall 1, the air outlet pipe 2 is arranged between a fire door 14 and the outer end of the partition wall 1, an elongated slot for accommodating the air outlet pipe 2 is formed in the inner side of the fire hole 11 of the partition wall 1, one air outlet pipe 2 is arranged at each of two ends of any fire door 14 in the horizontal width direction, the axis of the air outlet pipe 2 is along the vertical direction, in other embodiments, the air outlet pipe 2 is arranged at one end of any fire door 14 in the horizontal width direction, in other embodiments, the air outlet pipe 2 is arranged at one end of any fire door 14 in the vertical direction.
A plurality of ventholes 21 have been seted up to 2 sides of outlet duct, and venthole 21 is the axis along 2 radial direction's of outlet duct round hole, and venthole 21 is provided with a plurality ofly along 2 axial direction intervals equipartitions of outlet duct, and in other embodiments, venthole 21 sets up one in 2 sides of outlet duct, and venthole 21 is the rectangular shape hole of length along 2 axial direction of outlet duct.
In order to prevent the air outlet pipe 2 from being placed in daily life, sundries enter the air outlet pipe 2 through the air outlet holes 21 or block the air outlet holes 21, the axis of the air outlet holes 21 is along the thickness direction of the partition wall 1, and in another embodiment, the air outlet holes 21 on the two air outlet pipes 2 at the two ends of the fire door 14 in the width direction are back to back.
The outlet duct 2 rotates with partition wall 1 to be connected, and the both ends of 2 axis directions of arbitrary outlet duct all overlap and are equipped with and rotate cover 22, rotate the cover 22 and be fixed in on the partition wall 1, and outlet duct 2 receives the restriction that rotates cover 22 to rotate around self axis, and in other embodiments, for avoiding outlet duct 2 to remove along self axis direction, the connecting position of outlet duct 2 outside and rotation cover 22 has been offered and has been held the connecting ring groove that rotates cover 22, and the internal diameter of connecting the ring groove equals the internal diameter that rotates cover 22. The air outlet pipe 2 can be manually rotated to enable the air outlet holes 21 on the two air outlet pipes 2 in the width direction of the fire door 14 to be opposite.
The end of the air outlet pipe 2 facing the ground is closed, the other end of the air outlet pipe 2 is rotatably connected with the adapter pipe 44, the adapter pipe 44 is rotatably connected with the air outlet pipe 2, the rotating pipe is fixed on the partition wall 1, when the air outlet pipe 2 rotates around the axis of the rotating pipe, the rotating pipe and the air outlet pipe 2 are kept in sealed and stable connection, the adapter pipes 44 communicated with the air outlet pipes 2 are communicated with an air supply pipe 41, the same air supply pipe 41 is communicated with a plurality of air outlet pipes 2, an air supply machine 42 is communicated with the air supply pipe 41, the air supply machine 42 can supply external air into the air supply pipe 41, the air supply pipe 41 is positioned partially through the wall body. The air inlet of air mover 42 is connected to the duct at the top floor of the building, and in other embodiments the duct of the air outlet of air mover 42 may be connected to the exterior of the building.
The air feeder 42 is electrically connected with a starting device 43, the starting device 43 can control the air feeder 42 to be started, the starting device 43 is electrically connected with a fire alarm system located on each floor, and when the fire alarm system is started, the starting device 43 can be controlled to be started; and the starting device 43 is electrically connected with a fire-fighting master control room which can control the starting device 43 to be started.
The implementation principle of the above embodiment is as follows:
when a fire breaks out, the fire control center controls the starting device 43 to be started, the starting device 43 controls the air feeder 42 to be started, the air feeder 42 feeds clean air into the air feeding pipe 41, the air in the air feeding pipe 41 enters the air outlet pipe 2, the air in the air outlet pipe 2 is discharged from the air outlet hole 21, the air outlet hole 21 of the air outlet hole 21 is back to the inner side surface of the fire fighting port 11, thereby forming an airflow partition wall 1 on the surface of the fire hole 11, the airflow partition wall 1 can block the air on the two sides of the partition wall 1 from exchanging the airflow at the fire hole 11, reducing the smoke in the walking channel 12 from entering the escape channel, improving the air quality in the escape channel, meanwhile, before entering the escape passage through the fire hole 11, the person in the walking passage 12 can breathe the fresh air at the fire hole 11, so that the fresh air can be provided for the person in the walking passage 12, and the escape person can conveniently open the fire door 14 of the fire hole 11.
Example two
Referring to fig. 3 and 4, a fire control coordinated control system, with embodiment 1 difference lie in, the 2 outsides of outlet duct are provided with two filling blocks 23, filling block 23 is the rectangular shape piece of length along 2 axis direction of outlet duct, filling block 23 one side is provided with and just runs through the arc wall at filling block 23 length direction both ends with the 2 lateral surface cooperations of outlet duct, filling block 23 has set gradually two along 2 circumference of outlet duct, filling block 23 is fire-resistant billet, a jagged ring of two filling blocks 23 for enclosing, and breach towards fire control mouth 11 middle zone, when outlet duct 2 rotates to venthole 21 and is located two filling blocks 23 for the breach that encloses, the air in the outlet duct 2 can flow out outlet duct 2. In another embodiment, the filling block 23 is filled with foam.
The outlet pipe 2 is provided with a driving mechanism 5 for driving the outlet pipe 2 to rotate, and when the driving mechanism 5 is started, the driving mechanism 5 is used for driving the outlet pipe 2 to rotate to the middle area of the outlet hole 21 facing the fire-fighting port 11.
The driving mechanism 5 comprises a driving spring 51 fixed in the inner cavity of the driving ring 52, a driving piece 53 fixedly connected with the air outlet pipe 2 and fixed at one end of the driving spring 51, the driving piece 53 is a round rod with an axis along the radial direction of the air outlet pipe 2, the other end of the driving spring 51 is fixedly connected with the inner wall of the driving ring 52, the driving spring 51 applies a circumferential acting force around the air outlet pipe 2 to the air outlet pipe 2, so that the air outlet pipe 2 generates a tendency that the air outlet pipe rotates around the axis to the middle area of the air outlet hole 21 facing the fire fighting opening 11, and the driving spring 51 is a spring. The inner side of the driving ring 52 is fixedly provided with a positioning block 523, and when the driving spring 51 drives the driving piece 53 to rotate around the axis of the exhaust pipe 2 until the driving piece is pressed against the positioning block 523, the axis of the exhaust hole 21 faces the middle area of the fire fighting port 11.
The outlet pipe 2 is provided with a limiting mechanism 3, and the limiting mechanism 3 keeps the outlet hole 21 on the outlet pipe 2 back to the inner side of the fire fighting port 11, so that impurities are prevented from entering the outlet hole 21. The limiting mechanism 3 comprises a fusible lead alloy 31, the fusible lead alloy 31 is welded to the lower cover 528 of the driving ring 52 and the outer side of the air outlet pipe 2, and the melting point of the fusible alloy is higher than 50 ℃ and lower than 90 ℃, in this embodiment 70 ℃.
The implementation principle of the above embodiment is as follows:
when the fire-fighting nozzle is used in daily life, the air outlet pipe 2 is kept at the inner side of the air outlet hole 21, which is opposite to the fire-fighting opening 11, by using the limiting mechanism 3, so that external impurities are prevented from entering or blocking the air outlet hole 21, when a fire disaster occurs, the fusible alloy is heated and then melted, the limit of the fusible alloy on the air outlet pipe 2 is removed, the driving spring 51 applies acting force on the air outlet pipe 2, the air outlet pipe 2 always rotates around the axis of the driving spring, the air outlet hole 21 tends to face the middle area of the fire-fighting opening 11, and the driving effect of the driving mechanism 5. So that the air outlet pipe 2 can spray air flow back to the inner side surface of the fire fighting port 11, and the normal use of the air outlet pipe 2 is ensured.
EXAMPLE III
Referring to fig. 5 and 6, a fire-fighting linkage control system is different from embodiment 1 in that inner seal grooves are formed in inner sides of an upper cover 527 and a lower cover 528 of a drive ring 52, the inner seal grooves are annular grooves, inner seal rings 524 located in the inner seal grooves are embedded in the upper cover 527 and the lower cover 528, the inner seal rings 524 are pressed against outer side surfaces of an outlet pipe 2, and the drive ring 52 is connected with the outlet pipe 2 in a rotating and sealing manner.
Referring to fig. 7, the driving mechanism 5 includes a driving member 53 fixed on the outlet pipe 2, the driving member 53 is a square plate, one side surface of the driving member 53 is fixedly connected with the outlet pipe 2, a surface of the driving member 53 facing away from the outlet pipe 2 is an arc surface matched with an inner side surface of a semicircular ring 526 of the driving ring 52, the other three side surfaces of the driving member 53 are provided with external sealing grooves which are communicated with each other, the external sealing grooves are U-shaped with openings facing the outlet pipe 2, an external sealing ring 531 positioned in the external sealing groove is embedded on the driving member 53, the external sealing ring 531 is abutted against and pressed against the inner side of the driving ring 52, and the driving.
The fixed plate 54 is fixedly arranged on the inner side of the driving ring 52, the fixed plate 54 is a square plate, three side surfaces of the fixed plate 54 are fixedly connected with the upper cover 527, the lower cover 528 and the U-shaped side wall 525 of the driving ring 52, and the other side surface of the fixed plate 54 is provided with a sealing gasket which is tightly contacted with the outer side surface of the outlet pipe 2.
The driving ring 52 is provided inside with a phase change element between the fixing plate 54 and the driving element 53, the phase change element changes from liquid to gas at a temperature higher than 50 degrees celsius and lower than 90 degrees celsius, and the phase change element is alcohol in this embodiment.
An air pressure balance hole 521 is formed in the driving ring 52, the air pressure balance hole 521 is located on the U-shaped side wall 525, and before the driving member 53 rotates to a stop, the air pressure balance hole 521 is located outside a closed space where the phase change member is arranged between the fixing plate 54 and the driving member 53.
Referring to fig. 5 and 6, a limit cover 32 facing the drive ring 52 with an opening is fixedly arranged on the outer side of the drive ring 52, the limit cover 32 is a circular cover facing the drive ring 52 with an opening and fixed with the drive ring 52 by welding, a limit protrusion 33 capable of moving towards the drive ring 52 is connected in the limit cover 32 in a sliding manner, and the limit protrusion 33 comprises an upper circular plate contacting with the inner side surface of the limit cover 32 and a lower circular rod fixed on the upper circular plate facing the drive ring 52. A limiting spring 34 for pushing the limiting protrusion 33 to move towards the driving ring 52 is arranged in the limiting cover 32, and the limiting spring 34 is a compression spring.
The driving ring 52 is provided with a limiting hole 522 communicated with the inner cavity of the limiting cover 32, the limiting hole 522 can accommodate insertion of a lower round rod on the limiting protrusion 33, one end of the limiting protrusion 33 extending into the limiting hole 522 is fixedly provided with a limiting hemisphere 24 penetrating through the limiting hole 522, the limiting hemisphere 24 is a hemisphere, the limiting hemisphere 24 and the driving piece 53 are pressed against the surface of the fixing plate 54 in a back direction, and the limiting hemisphere 24 blocks the driving piece 53 to move in a direction away from the fixing plate 54.
Preferably, a fusible lead alloy 31 is provided between the surface of the driving member 53 facing the fixed plate 54 and the side wall of the driving ring 52 for solder-connecting the same.
The implementation principle of the above embodiment is as follows:
when the device is used daily, the phase change piece is kept in a liquid state, the driving piece 53 is kept stable, and when a fire disaster occurs, the phase change piece is heated and changed into a gas state, so that the driving mechanism 5 drives the air outlet pipe 2 to rotate;
when the phase change member in the closed space is heated, the phase change member is converted into a gaseous state, the pressure in the closed space is increased, the pressure in the closed space exerts an acting force on the driving member 53, the driving member 53 drives the air outlet pipe 2 to rotate, meanwhile, the driving member 53 is in sealed rotating connection with the driving ring 52, the driving ring 52 is in sealed rotating connection with the air outlet pipe 2, the pressure in the space where the phase change member is located is kept relatively stable, the acting force can be continuously exerted on the driving member 53, the air outlet pipe 2 rotates, the air pressure in the driving ring 52 is balanced by the air pressure balancing hole 521, and the air in the driving ring 52 is;
the driving part 53 receives the pressure increase of the sealed space where the phase change element is located, the driving part 53 can overcome the resistance of the limiting hemisphere 24, the limiting hemisphere 24 is pushed to drive the limiting protrusion 33 to move, the limiting protrusion 33 further compresses the limiting spring 34, the limiting hemisphere 24 enters the limiting hole 522, the driving part 53 can normally move, the limiting hemisphere 24 can block the driving part 53 to move, and the stability of the driving part 53 in the daily state is kept.
Example four
The utility model provides a fire control coordinated control system, with embodiment 1 difference lies in, venthole 21 is along being provided with two sets ofly, and every venthole 21 of group includes a plurality of along 2 axis direction settings of outlet duct, and two sets of ventholes 21 set up along 2 circumference intervals of outlet duct, and the contained angle of 2 circumference along the outlet duct of two sets of ventholes 21 axes is the acute angle, is 60 in this example.
The isolating membrane is arranged on the outer side of the air outlet pipe 2 and is a high-molecular thin film, the air outlet hole 21 can be covered by the isolating membrane, impurities can enter the air outlet hole 21 when the air outlet pipe 2 is installed, meanwhile, after high-speed airflow enters the air outlet pipe 2, the isolating membrane can be propped open, and the airflow can flow out through the air outlet hole 21.
The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.
Claims (9)
1. The utility model provides a fire control coordinated control system, fire control mouth (11) inboard of partition wall (1) is provided with fire door (14), the door leaf of fire door (14) can be opened its characterized in that towards partition wall (1) inner: the fire-fighting fire-;
an air supply pipe (41) is communicated with the air outlet pipes (2), an air feeder (42) is communicated with the air supply pipe (41), the air feeder (42) is electrically connected with a starting device (43), the starting device (43) can control the air feeder (42) to be opened, and the starting device (43) is electrically connected with a fire control center.
2. A fire fighting linkage control system according to claim 1, characterized in that: the air outlet holes (21) are arranged in a plurality along the axial direction of the air outlet pipe (2).
3. A fire fighting linkage control system according to claim 1, characterized in that: the air outlet pipe (2) is rotatably connected with the partition wall (1), and the air outlet pipe (2) is rotatably connected with the air supply pipe (41);
the air outlet pipe (2) is provided with a limiting mechanism (3), and the limiting mechanism (3) keeps an air outlet hole (21) on the air outlet pipe (2) back to the inner side of the fire-fighting port (11);
be provided with on outlet duct (2) and drive outlet duct (2) pivoted actuating mechanism (5), when actuating mechanism (5) started, actuating mechanism (5) are used for driving outlet duct (2) and rotate to venthole (21) towards fire control mouth (11) middle zone.
4. A fire fighting linkage control system according to claim 3, characterized in that: the limiting mechanism (3) comprises a fusible lead alloy (31), the air outlet pipe (2) is welded and fixed by the fusible alloy, and the melting point of the fusible alloy is higher than 50 ℃ and lower than 90 ℃.
5. A fire fighting linkage control system according to claim 3, characterized in that: actuating mechanism (5) are including being fixed in driving spring (51), driving spring (51) and outlet duct (2) stable connection, driving spring (51) are applyed to outlet duct (2) and are wound outlet duct (2) circumference effort, make outlet duct (2) production is rotated to venthole (21) towards the trend of fire control mouth (11) middle zone around self axis.
6. A fire fighting linkage control system according to claim 3, characterized in that: the driving mechanism (5) comprises a driving ring (52) sleeved outside the air outlet pipe (2), the driving ring (52) is fixed on the partition wall (1), the opening of the cross section of the driving ring (52) faces to the U shape of the air outlet pipe (2), and the driving ring (52) is in sealed and rotary connection with the air outlet pipe (2);
the driving mechanism (5) comprises a driving part (53) fixed on the air outlet pipe (2), the driving part (53) is positioned on the inner side of the driving ring (52), and the driving part (53) is in sealed and rotary connection with the driving ring (52);
a fixing plate (54) is fixedly arranged on the inner side of the driving ring (52), a phase change piece positioned between the fixing plate (54) and the driving piece (53) is arranged on the inner side of the driving ring (52), and the phase change temperature of the phase change piece converted from liquid state to gas state is higher than 50 ℃ and lower than 90 ℃;
an air pressure balance hole (521) is formed in the driving ring (52), the driving piece (53) rotates to the position before stopping, and the air pressure balance hole (521) is located outside a closed space where the fixing plate (54) and the driving piece (53) are provided with the phase change piece.
7. A fire fighting linkage control system according to claim 6, characterized in that: the outer side of the driving ring (52) is fixedly provided with a limiting cover (32) facing the driving ring (52) with an opening, the limiting cover (32) is connected with a limiting bulge (33) capable of moving towards the direction of the driving ring (52) in a sliding mode, a limiting spring (34) used for pushing the limiting bulge (33) to move towards the direction of the driving ring (52) is arranged in the limiting cover (32), a limiting hole (522) communicated with the inner cavity of the limiting cover (32) is formed in the driving ring (52), a limiting hemisphere (24) penetrating through the limiting hole (522) is fixedly arranged on the limiting bulge (33), and the limiting hemisphere (24) is abutted against and compressed against the surface, facing away from the fixing plate (54), of the driving piece (53).
8. A fire fighting linkage control system according to claim 1, characterized in that: venthole (21) are along being provided with two sets ofly, every group venthole (21) are including a plurality of, two sets of along outlet duct (2) axis direction setting venthole (21) are along outlet duct (2) circumference interval setting, and are two sets of venthole (21) axis is the acute angle along the contained angle of outlet duct (2) circumference.
9. A fire fighting linkage control system according to claim 1, characterized in that: and air outlet pipes (2) are arranged at two ends of any one fire door (14) along the width of the horizontal direction.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011003042.2A CN112344485B (en) | 2020-09-22 | 2020-09-22 | Fire-fighting linkage control system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011003042.2A CN112344485B (en) | 2020-09-22 | 2020-09-22 | Fire-fighting linkage control system |
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| CN112344485A true CN112344485A (en) | 2021-02-09 |
| CN112344485B CN112344485B (en) | 2021-10-19 |
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|---|---|
| CN112344485B (en) | 2021-10-19 |
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