CN113082584A

CN113082584A - Automatic water spraying system for indoor fire fighting of building

Info

Publication number: CN113082584A
Application number: CN202110574263.3A
Authority: CN
Inventors: 徐安明; 吴超; 李红林
Original assignee: Guangdong Hongrui Firefighting Technology Service Co ltd
Current assignee: Guangdong Hongrui Firefighting Technology Service Co ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-07-09

Abstract

The utility model belongs to the technical field of the technique of building fire engineering and specifically relates to a relate to an automatic sprinkler system for building indoor fire control, it is including being used for setting up in the inboard main water pipe in the internal top of room, the room body is provided with and is used for supplying with the water source to the water supply subassembly of main water pipe, the intercommunication is provided with the outlet pipe on the main water pipe, be provided with the control mechanism who is used for controlling the circulation of water on the outlet pipe, the outlet pipe deviates from the one end of main water pipe is provided with the rifle that sprays through the coupling hose intercommunication, the outlet pipe is provided with and is used for adjusting the swing mechanism who sprays the angle of rifle, the internal top inboard of room is provided with smoke detector, smoke detector with control mechanism electric connection, the internal camera instrument that. This application has the effect that improves the efficiency of putting out a fire.

Description

Automatic water spraying system for indoor fire fighting of building

Technical Field

The application relates to the technical field of building fire engineering, in particular to an automatic water spraying system for indoor fire fighting of a building.

Background

The indoor fire fighting system refers to a facility system installed indoors for extinguishing an initial fire occurring in a building. The fire extinguishing system mainly comprises an indoor fire hydrant system, an automatic water spraying fire extinguishing system, a water mist fire extinguishing system, a foam fire extinguishing system, a carbon dioxide fire extinguishing system, a haloalkane fire extinguishing system, a dry powder fire extinguishing system and the like.

The automatic water spraying system for indoor fire fighting of building at present generally is including being used for setting up in the inboard main water pipe in room body top, and fixed and intercommunication is provided with a plurality of fire sprinkler heads on the main water pipe, and when indoor conflagration breaing out and reaching the uniform temperature, fire sprinkler head automatic triggering, the automatic blowout of fire sprinkler head is passed through to the water in the main water pipe.

For the related art in the foregoing, the inventor thinks that after the fire sprinkler head is triggered, the worker cannot accurately extinguish the fire by controlling the water flow rate or adjusting the spray angle of the sprinkler head, thereby affecting the fire extinguishing efficiency.

Disclosure of Invention

In order to improve the efficiency of putting out a fire, this application provides an automatic sprinkler system for building indoor fire control.

The application provides an automatic water injection system for building indoor fire control adopts following technical scheme:

the utility model provides an automatic water injection system for building indoor fire control, is including being used for setting up in the inboard main water pipe in the internal top of room, the room body is provided with and is used for supplying with the water source to the water supply unit of main water pipe, the intercommunication is provided with the outlet pipe on the main water pipe, be provided with the control mechanism who is used for controlling the circulation of water on the outlet pipe, the outlet pipe deviates from the one end of main water pipe is provided with through the coupling hose intercommunication and sprays the rifle, the outlet pipe is provided with and is used for adjusting the swing mechanism who sprays the angle of rifle, the internal top inboard of room is provided with smoke detector, smoke detector with control mechanism electric connection, the internal instrument of making a video recording that.

Through adopting above-mentioned technical scheme, when the conflagration breaing out, smoke detector sends out police whistle behind detecting smog this moment, and simultaneously and with signal transmission control mechanism, control mechanism controls the intraductal circulation of outlet pipe, rivers in the main water pipe flow into coupling hose through the outlet pipe this moment, flow into the spray gun from coupling hose again, spray gun blowout from last, and when the staff hears police whistle, the ignition is observed to staff's accessible camera instrument, the spray angle of spray gun is adjusted to rethread swing mechanism at last, in order to realize spraying the accuracy of ignition, and then be favorable to improving fire extinguishing efficiency.

Optionally, control mechanism include the ball core, set up in the rotation axis of ball core one side and be used for controlling rotation axis pivoted runner assembly, the ball core rotate set up in the outlet pipe, one side of ball core is followed the diametric (al) of ball core runs through and is provided with the limbers, the limbers with the outlet pipe is linked together, deviating from of rotation axis the one end of ball core is run through the outlet pipe and is extended to outside the outlet pipe lateral wall, runner assembly with smoke detector electric connection.

Through adopting above-mentioned technical scheme, when smoke detector transmitted the signal of telecommunication for runner assembly, runner assembly drove the rotation axis and rotates, and the rotation axis drove the ball core and rotates, and the ball core is linked together through limbers and outlet pipe this moment, and then is favorable to improving the stability of controlling the flowing water circulation in the outlet pipe.

Optionally, the rotating assembly comprises a swinging rod and a rotating gear, the rotating gear sleeve is arranged at one end of the ball core, the swinging rod is rotatably arranged on one side of the water outlet pipe through a connecting shaft, swinging teeth are correspondingly arranged on one side, far away from the connecting shaft, of the connecting shaft, the swinging teeth are meshed with the rotating gear, the water outlet pipe is provided with a driving piece used for driving the swinging rod to swing, and the driving piece is electrically connected with the smoke detector.

Through adopting above-mentioned technical scheme, when smoke detector transmitted the signal of telecommunication for the driving piece, the driving piece drove the swinging arms swing, and the swinging arms drives the running gear through the swing tooth and rotates, and running gear drives the rotation axis and rotates, and then is favorable to improving rotation axis pivoted stability.

Optionally, the driving piece is a first motor, a supporting plate is annularly arranged on the outer side of the bottom of the water outlet pipe, the first motor is arranged on one side of the top of the supporting plate, an output shaft of the first motor is provided with a telescopic rod, the first motor is electrically connected with the smoke detector, and one end of the swinging rod, which deviates from the swinging teeth, is hinged to one side of the telescopic rod, which deviates from the first motor.

Through adopting above-mentioned technical scheme, when smoke detector transmitted the signal of telecommunication for first motor, the output shaft drive telescopic link of first motor rotated, and the telescopic link drives the swinging arms swing, and then is favorable to improving the wobbling stability of swinging arms.

Optionally, the swing mechanism including set up in the axis of rotation that sprays rifle one side and be used for driving axis of rotation pivoted swing subassembly, bottom one side of backup pad is provided with the connecting plate, the axis of rotation deviates from the one end that sprays the rifle runs through the connecting plate, and with the connecting plate rotates to be connected, swing subassembly set up in the backup pad.

Through adopting above-mentioned technical scheme, when the spray angle that sprays the rifle is adjusted to needs, the staff does not drive the axis of rotation through the swing subassembly earlier and rotates, and the axis of rotation drives and sprays the rifle and rotate, and then is favorable to improving the accurate convenience that sprays the ignition.

Optionally, the swing assembly comprises a second motor, a driving bevel gear and a driven bevel gear, the second motor is arranged on the other side of the top of the supporting plate, an output shaft of the second motor penetrates through the supporting plate and is connected with the driving bevel gear, the driven bevel gear is sleeved on the rotating shaft, and the driving bevel gear is meshed with the driven bevel gear.

Through adopting above-mentioned technical scheme, when the staff started the second motor, the output shaft drive of second motor drive the initiative bevel gear and rotate, and initiative bevel gear drives driven bevel gear and rotates, and driven bevel gear drives the axis of rotation and rotates, and the axis of rotation drives the rifle that sprays and rotates, and then is favorable to improving the rifle pivoted stability that sprays.

Optionally, the internal smoke suction mechanism that is used for with the smoke and dust suction outside the room that is provided with of room, smoke suction mechanism includes the smoking fan, the smoking fan set up in room body wall body, the smoking fan with smoke detector electric connection, the smoking fan deviates from one side of the room body is provided with the filter assembly who is used for filtering the smoke and dust.

Through adopting above-mentioned technical scheme, when smoke detector transmitted the signal of telecommunication for the smoking fan, the smoking fan was external with the internal smoke and dust suction in room outside this moment, simultaneously under filter assembly's filtering action, was favorable to reducing the smoke and dust polluted environment.

Optionally, the filtering component comprises a dust removal cloth bag, one side of the smoke exhaust fan, which deviates from the room body, is communicated with a smoke guide pipe, and the dust removal cloth bag is sleeved on one end, which deviates from the smoke exhaust fan, of the smoke guide pipe.

Through adopting above-mentioned technical scheme, when the smoke and dust was taken out from the room body, the smoke and dust was inhaled in the dust removal sack through leading the tobacco pipe, and the dust removal sack filters the smoke and dust this moment, and then is favorable to reducing smoke and dust polluted environment.

Optionally, one end of the smoke guide pipe, which deviates from the smoke exhaust fan, is provided with an external thread, the smoke guide pipe is connected with a shielding cover through the external thread, and the bottom of the shielding cover is provided with a ventilation hole along the width direction of the shielding cover.

Through adopting above-mentioned technical scheme, after the smoke and dust filters through the dust removal sack, the ventilation hole suction that the smoke and dust rethread sheltered from the lid is outdoor, is favorable to preventing that the rainwater from drenching the dust removal sack simultaneously under the guard action who shelters from the lid.

Optionally, the water supply assembly includes a water tank and a water supply pipe, the water tank is disposed at the top of the house body, the water supply pipe is disposed at one side of the water tank, one end of the water supply pipe is communicated with the water tank, and the other end of the water supply pipe penetrates through the top of the house body and is communicated with one end of the main water pipe.

Through adopting above-mentioned technical scheme, after the outlet pipe circulation, the water in the water tank flows into main water pipe through the delivery pipe, then flows into in the outlet pipe through main water pipe again, and is finally spout from spraying the rifle, and then is favorable to improving the stability that sprays the rifle and spray and put out a fire.

To sum up, the application comprises the following beneficial technical effects:

when a fire disaster happens, the smoke detector sends out an alarm whistle after detecting smoke, meanwhile, the control mechanism transmits an electric signal to control the circulation in the water outlet pipe, at the moment, water flow in the main water pipe flows into the connecting hose through the water outlet pipe, then flows into the spraying gun from the connecting hose, and finally is sprayed out from the spraying gun. Meanwhile, the smoke detector transmits the electric signal to the smoke exhaust fan, the smoke exhaust fan sucks smoke dust in a room outdoors, when workers hear an alarm whistle, the workers can observe a fire point through the camera shooting instrument, and finally the spraying angle of the spraying gun is adjusted through the swing mechanism, so that accurate spraying of the fire point is achieved, and the fire extinguishing efficiency is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the automatic sprinkler system for indoor fire protection of a building according to the present application.

Fig. 2 is a partial structural schematic diagram of the outlet pipe of the present application.

Fig. 3 is a partial mechanism schematic view of the shutter cover of the present application.

Description of reference numerals: 1. a main water pipe; 11. a house body; 12. a fixing clip; 13. spraying a gun; 14. a connecting hose; 15. a smoke detector; 16. a camera instrument; 2. a water outlet pipe; 21. a sleeve; 22. a limiting block; 3. a ball core; 31. a water through hole; 32. a rotating shaft; 4. a rotating gear; 41. a swing lever; 411. a swing portion; 412. a drive section; 42. a connecting shaft; 43. oscillating the teeth; 5. a first motor; 51. a telescopic rod; 511. a telescopic sub-cylinder; 512. a telescopic sub-rod; 52. a support plate; 6. a rotating shaft; 61. a connecting plate; 7. a second motor; 71. a drive bevel gear; 72. a driven bevel gear; 8. a smoke exhaust fan; 81. a dust removal cloth bag; 82. a smoke guide pipe; 821. an external thread; 9. a shielding cover; 91. a vent hole; 101. a water tank; 102. a water supply pipe.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

Example (b):

referring to fig. 1, an automatic sprinkler system for indoor fire protection of a building includes a main water pipe 1. Main water pipe 1 is the level setting, and main water pipe 1 fixes through a plurality of fixation clamps 12 and hangs and locate the top inboard in the room body 11. Both ends of the main water pipe 1 are closed ends, and the room body 11 is provided with a water supply assembly for supplying a water source to the main water pipe 1. The bottom of main water pipe 1 is provided with many outlet pipes 2, and many outlet pipes 2 are the linear array distribution along the length direction of main water pipe 1 respectively, and the one end of many outlet pipes 2 is fixed and is linked together with main water pipe 1 respectively, and the other end of many outlet pipes 2 is the free end. The water outlet pipes 2 are respectively provided with a control mechanism for controlling the circulation state of the water outlet pipes 2.

The free ends of the water outlet pipes 2 are respectively provided with a spray gun 13, the spray guns 13 are used for spraying water and extinguishing fire, the spray guns 13 are fixed and communicated with the free ends of the water outlet pipes 2 through a connecting hose 14, the connecting hose 14 has enough length, and the water outlet pipes 2 are provided with spray hinged swing mechanisms used for adjusting the spray guns 13. The inside of the top of the house body 11 is fixedly provided with a plurality of smoke detectors 15, and the smoke detectors 15 are respectively electrically connected with the control mechanism. A camera 16 is fixedly arranged on the inner wall of the house body 11.

Specifically, referring to fig. 2, in order to automatically control the flow state of the water outlet pipe 2, the control mechanism includes a ball core 3. The ball core 3 is rotatably arranged in the water outlet pipe 2, and the ball core 3 is adapted to the inner cavity of the water outlet pipe 2. One side of the ball core 3 is provided with a water through hole 31 along the diameter direction of the ball core 3, and the water through hole 31 is communicated with the water outlet pipe 2. One side of the water outlet pipe 2 is fixedly communicated with the sleeve 21, one side of the ball core 3 is coaxially and fixedly provided with a rotating shaft 32, and one end of the rotating shaft 32 departing from the ball core 3 penetrates through the sleeve 21 and extends out of the side wall of the sleeve 21.

Referring to fig. 2, in order to automatically control the rotation of the rotating shaft 32, a rotating assembly is provided outside the sidewall of the water outlet pipe 2, and includes a swing lever 41 and a rotating gear 4. One side of the water outlet pipe 2 facing the rotating shaft 32 is fixedly provided with a connecting shaft 42, and the connecting shaft 42 is positioned below the rotating shaft 32. Swing lever 41 is disposed on one side of outlet pipe 2 facing rotation shaft 32, swing lever 41 includes swing portion 411 and driving portion 412, swing portion 411 is fixedly connected with driving portion 412, and swing portion 411 is rotatably connected with one end of connecting shaft 42 departing from outlet pipe 2. Swing tooth 43 is fixedly arranged on one side of the swing portion 411 departing from the driving portion 412, one end of the rotating shaft 32 departing from the ball core 3 is fixedly sleeved with the rotating gear 4, two thirds of teeth are arranged on the outer side wall of the rotating gear 4, and the swing portion 411 is meshed with the rotating gear 4 through the swing tooth 43.

Referring to fig. 1 and 2, in order to automatically drive the driving part 412 to swing, a driving part is disposed outside the water outlet pipe 2, and the driving part is a first motor 5. The fixed ring in the bottom outside of outlet pipe 2 is equipped with backup pad 52, and backup pad 52 is the level setting, and first motor 5 fixed setting is in backup pad 52 top one side. One side of the driving part 412 departing from the water outlet pipe 2 is provided with a telescopic rod 51, the telescopic rod 51 comprises a telescopic sub-cylinder 511 and a telescopic sub-rod 512, the telescopic sub-rod 512 is slidably arranged in the telescopic sub-cylinder 511, and one end of the telescopic sub-rod 512 penetrates through the telescopic sub-cylinder 511 and extends out of one end of the telescopic sub-cylinder 511. The output shaft of the first motor 5 is fixedly connected with one end of the telescopic sub-rod 512, and the driving part 412 is hinged with one side of the telescopic sub-cylinder 511 departing from the first motor 5. The first motor 5 is electrically connected to the smoke detector 15.

When the first motor 5 is started, the output shaft of the first motor 5 drives the telescopic sub-rod 512 to rotate, the telescopic sub-rod 512 drives the telescopic sub-cylinder 511 to rotate, the telescopic sub-cylinder 511 drives the driving part 412 to rotate, the driving part 412 drives the swinging part 411 to rotate, the swinging part 411 drives the rotating gear 4 to rotate through the swinging teeth 43, and the rotating gear 4 drives the ball core 3 to rotate through the rotating shaft 32. And when the limber hole 31 is vertically arranged, the water outlet pipe 2 is in a circulating state at the moment.

It is worth noting that referring to fig. 2, in order to limit the rotation of the rotating gear 4 and improve the stability of the circulation of the water through hole 31 and the water outlet pipe 2, a limit block 22 is fixedly arranged on one side of the sleeve 21 departing from the water outlet pipe 2, and the limit block 22 is clamped on the rotating gear 4.

Specifically, referring to fig. 2, in order to facilitate the worker to control the spray angle of the spray gun 13, the swing mechanism includes a rotating shaft 6 and a swing assembly for driving the rotating shaft 6 to rotate. The axis of rotation 6 is the level setting, and the one end of axis of rotation 6 and the lateral wall fixed connection who sprays rifle 13, the other end of axis of rotation 6 is the free end.

Referring to fig. 2, in order to rotate the rotating shaft 6, the swing assembly includes a second motor 7, a drive bevel gear 71, and a driven bevel gear 72. The fixed connecting plate 61 that is provided with in bottom one side of backup pad 52, connecting plate 61 are vertical setting, and the free end of axis of rotation 6 runs through connecting plate 61 and extends to outside the lateral wall of connecting plate 61, and the fixed cover of driven bevel gear 72 locates the free end of axis of rotation 6. The second motor 7 is fixedly arranged at one side of the top of the support plate 52 far away from the first motor 5, an output shaft of the second motor 7 penetrates through the support plate 52 and extends out of the bottom of the support plate 52, the drive bevel gear 71 is fixedly sleeved on the output shaft of the second motor 7, and the drive bevel gear 71 and the driven bevel gear 72 are meshed with each other.

When the worker starts the second motor 7, the output shaft of the second motor 7 drives the driving bevel gear 71 to rotate, the driving bevel gear 71 drives the driven bevel gear 72 to rotate, and the driven bevel gear 72 drives the spray gun 13 to rotate through the rotating shaft 6.

Specifically, referring to fig. 1 and 3, in order to facilitate the smoke in the housing 11 to be sucked outdoors, the inner wall of the housing 11 is provided with a smoking mechanism, and the smoking mechanism includes a smoking fan 8. The fixed interior wall that sets up in the room body 11 of smoking fan 8, smoking fan 8 is used for sucking the smoke and dust in the room body 11 to outdoor, and

smoking fan

8 and 15 electric connection of smoke detector.

Referring to fig. 3, in order to reduce the environmental pollution caused by the smoke sucked to the outside, the housing 11 is provided with a filter assembly including a dust collection bag 81. One side of the smoke exhaust fan 8 departing from the room body 11 is fixed and communicated with a smoke guide pipe 82, the smoke guide pipe 82 is horizontally arranged, the smoke guide pipe 82 is located outside the room body 11, and the dust removal cloth bag 81 is fixedly sleeved on one end of the smoke guide pipe 82 departing from the smoke exhaust fan 8.

When the smoke exhaust fan 8 is started, the smoke exhaust fan 8 firstly sucks the smoke dust in the room body 11 into the smoke guide pipe 82, and then the smoke dust is filtered by the dust removal cloth bag 81 and then sucked outdoors.

It should be noted that, referring to fig. 3, in order to prevent the outdoor dust-removing cloth bag 81 from being wetted by rainwater and improve the dust-removing stability of the dust-removing cloth bag 81, an external thread 821 is fixedly disposed on the outer side wall of the end of the smoke guiding pipe 82 away from the smoke exhaust fan 8, and a shielding cover 9 is connected to the end of the smoke guiding pipe 82 away from the smoke exhaust fan 8 through a thread. The bottom of the shielding cover 9 is provided with a plurality of vent holes 91 along the width direction of the shielding cover 9, and the vent holes 91 are distributed at intervals along the length direction of the shielding cover 9. After the dust removing cloth bag 81 filters the smoke dust, the air flow flows out of the room through the air vents 91.

Specifically, referring to fig. 1, in order to improve the stability of the supply water flowing into the main water pipe 1, the water supply assembly includes a water tank 101 and a water supply pipe 102. The water tank 101 is fixedly arranged at the top of the house body 11, and enough water is stored in the water tank 101. The water supply pipe 102 is disposed at one side of the water tank 101, and one end of the water supply pipe 102 is fixed and communicated with one side of the bottom of the water tank 101, and the other end of the water supply pipe 102 penetrates the housing 11 and extends into the housing 11, and the other end of the water supply pipe 102 is fixed and communicated with one side of the main water pipe 1.

The working principle of the automatic water spraying system for indoor fire fighting of the building comprises the following steps:

when a fire breaks out, the smoke detector 15 sends out an alarm whistle sound after detecting smoke, and simultaneously, the smoke detector 15 transmits electric signals to the first motor 5 and the smoke exhaust fan 8 respectively. When the first motor 5 receives an electric signal and starts, the output shaft of the first motor 5 drives the telescopic sub-rod 512 to rotate, the telescopic sub-rod 512 drives the telescopic sub-cylinder 511 to rotate, the telescopic sub-cylinder 511 drives the driving part 412 to rotate, the driving part 412 drives the swinging part 411 to rotate, the swinging part 411 drives the rotating gear 4 to rotate through the swinging teeth 43, the rotating gear 4 drives the ball core 3 to rotate through the rotating shaft 32, and when the rotating gear 4 is tightly abutted to the limiting block 22, the water through hole 31 is vertically arranged. The water in the water tank 101 flows into the main water pipe 1 through the water supply pipe 102, flows into the water outlet pipe 2 through the main water pipe 1, flows into the spray gun 13 through the connection hose 14, and is finally sprayed out from the spray gun 13.

When the smoking fan 8 is started, the smoke dust in the room body 11 is sucked into the smoke guide pipe 82 through the smoking fan 8, and then is sucked out of the room through the ventilation hole 91 after being filtered by the dust removal cloth bag 81.

After the staff hears the siren, the staff can observe the fire behavior of the house body 11 through the camera 16, then the staff starts the second motor 7 again, the output shaft of the second motor 7 drives the driving bevel gear 71 to rotate, the driving bevel gear 71 drives the driven bevel gear 72 to rotate, the driven bevel gear 72 drives the spray gun 13 to swing through the rotating shaft 6, and at the moment, the spray gun 13 is accurately sprayed towards the fire point.

In conclusion, the fire-extinguishing efficiency is improved by spraying the fire-extinguishing point through the spray gun 13.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an automatic sprinkler system for building indoor fire control which characterized in that: including being used for setting up in the inboard main water pipe (1) in room body (11) top, the room body (11) is provided with and is used for supplying water source to the water supply subassembly of main water pipe (1), the intercommunication is provided with outlet pipe (2) on main water pipe (1), be provided with the control mechanism who is used for controlling the circulation of water on outlet pipe (2), outlet pipe (2) deviate from the one end of main water pipe (1) is provided with spray gun (13) through coupling hose (14) intercommunication, outlet pipe (2) are provided with and are used for adjusting the swing mechanism of the spray angle of spray gun (13), the top inboard of the room body (11) is provided with smoke detector (15), smoke detector (15) with control mechanism electric connection, be provided with camera instrument (16) in the room body (11).

2. An automatic sprinkler system for fire protection in a building according to claim 1, wherein: control mechanism includes ball core (3), set up in rotation axis (32) of ball core (3) one side and be used for controlling rotation axis (32) pivoted runner assembly, ball core (3) rotate set up in outlet pipe (2), one side of ball core (3) is followed the diametric (al) of ball core (3) runs through and is provided with limbers (31), limbers (31) with outlet pipe (2) are linked together, deviating from of rotation axis (32) the one end of ball core (3) is run through outlet pipe (2) and extend to outside outlet pipe (2) lateral wall, the runner assembly with smoke detector (15) electric connection.

3. An automatic sprinkler system for fire protection in a building according to claim 2, wherein: the runner assembly includes swinging arms (41) and running gear (4), running gear (4) cover is located rotation axis (32) deviates from the one end of ball core (3), swinging arms (41) rotate through connecting axle (42) set up in one side of outlet pipe (2), swinging arms (41) are kept away from one side correspondence of connecting axle (42) is provided with pendulum tooth (43), pendulum tooth (43) with running gear (4) mesh mutually, outlet pipe (2) are provided with and are used for the drive swinging arms (41) wobbling driving piece, the driving piece with smoke detector (15) electric connection.

4. The automatic sprinkler system for indoor fire protection of a building of claim 3, wherein: the driving piece is first motor (5), the bottom outside ring of outlet pipe (2) is equipped with backup pad (52), first motor (5) set up in top one side of backup pad (52), the output shaft of first motor (5) is provided with telescopic link (51), first motor (5) with smoke detector (15) electric connection, swinging arms (41) deviate from the one end of swing tooth (43) with telescopic link (51) deviate from one side of first motor (5) is articulated.

5. The automatic sprinkler system for indoor fire protection of a building of claim 4, wherein: swing mechanism including set up in axis of rotation (6) and being used for driving of spray rifle (13) one side axis of rotation (6) pivoted swing subassembly, bottom one side of backup pad (52) is provided with connecting plate (61), axis of rotation (6) deviate from the one end of spray rifle (13) is run through connecting plate (61), and with connecting plate (61) rotate to be connected, swing subassembly set up in on backup pad (52).

6. An automatic sprinkler system for fire protection in a building according to claim 5, wherein: the swing assembly comprises a second motor (7), a driving bevel gear (71) and a driven bevel gear (72), the second motor (7) is arranged on the other side of the top of the supporting plate (52), an output shaft of the second motor (7) penetrates through the supporting plate (52) and is connected with the driving bevel gear (71), the driven bevel gear (72) is sleeved on the rotating shaft (6), and the driving bevel gear (71) is meshed with the driven bevel gear (72).

7. An automatic sprinkler system for fire protection in a building according to claim 1, wherein: be provided with in the room body (11) and be used for with the smoke and dust suction arrive the outer smoking mechanism in room body (11), smoking mechanism includes smoking fan (8), smoking fan (8) set up in room body (11) wall body, smoking fan (8) with smoke detector (15) electric connection, smoking fan (8) deviate from one side of the room body (11) is provided with the filter assembly who is used for filtering the smoke and dust.

8. An automatic sprinkler system for fire protection in a building according to claim 7, wherein: the filter assembly comprises a dust removal cloth bag (81), one side of the smoke exhaust fan (8) departing from the room body (11) is communicated with a smoke guide pipe (82), and the dust removal cloth bag (81) is sleeved on one end of the smoke guide pipe (82) departing from the smoke exhaust fan (8).

9. An automatic sprinkler system for fire protection in a building according to claim 8, wherein: one end of the smoke guide pipe (82) departing from the smoke exhaust fan (8) is provided with an external thread (821), the smoke guide pipe (82) is connected with a shielding cover (9) through the external thread (821) in a threaded mode, and a ventilation hole (91) is formed in the bottom of the shielding cover (9) along the width direction of the shielding cover (9).

10. An automatic sprinkler system for fire protection in a building according to claim 1, wherein: the water supply assembly comprises a water tank (101) and a water supply pipe (102), the water tank (101) is arranged at the top of the house body (11), the water supply pipe (102) is arranged on one side of the water tank (101), one end of the water supply pipe (102) is communicated with the water tank (101), and the other end of the water supply pipe (102) penetrates through the top of the house body (11) and is communicated with one end of the main water pipe (1).