CN112017388B

CN112017388B - Fire alarm system

Info

Publication number: CN112017388B
Application number: CN202010919527.XA
Authority: CN
Inventors: 封新霞
Original assignee: Nanjing Nanda Aiboda Science & Technology Co ltd
Current assignee: Nanjing Nanda Aiboda Science & Technology Co ltd
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2022-04-26
Anticipated expiration: 2040-09-04
Also published as: CN112017388A

Abstract

The invention discloses a fire alarm system, which comprises a trigger device, a controller, a fire extinguishing device and an alarm device, wherein the controller is respectively and electrically connected with the trigger device, the fire extinguishing device and the alarm device; the trigger device comprises a temperature sensor, a smoke sensor and a press switch; the fire extinguishing device comprises a spraying device and a smoke extraction device; the slide rail is straight line shape or for buckling the curvilinear figure, and the inside of slide rail is seted up and is run through a plurality of spout of slide rail upper and lower both sides face, goes out water installation and spout one-to-one, goes out water installation slidable mounting in the spout, and the bottom of water installation is equipped with the nozzle that is used for changing the direction of spraying. The invention can spray aiming at the fire source, and has better fire extinguishing effect; the invention can change the spraying direction and point to the fire source more accurately.

Description

Fire alarm system

Technical Field

The invention belongs to the technical field of fire alarm systems, and particularly relates to a fire alarm system.

Background

Along with the development of urban construction, the enhancement of people's fire protection consciousness and the soundness of related laws and regulations of the state, more and more building places are provided with fire alarm systems, and the common fire alarm systems are far away from two adjacent spray heads, so that the fire alarm systems can not be sprayed by aiming at a fire source when meeting the fire situation, and the fire extinguishing effect is poor.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a fire alarm system which can move a spray head to a fire source to spray to extinguish fire.

In order to achieve the purpose, the invention adopts the following technical scheme:

a fire alarm system comprises a trigger device, a controller, a fire extinguishing device and an alarm device, wherein the controller is respectively and electrically connected with the trigger device, the fire extinguishing device and the alarm device; the trigger device comprises a temperature sensor, a smoke sensor and a press switch; the fire extinguishing device comprises a spraying device and a smoke extraction device;

the spraying device comprises a pipeline and a slide rail, the slide rail is arranged below the pipeline, the arrangement direction of the slide rail is the same as that of the pipeline, the slide rail comprises a plurality of sliding units, each sliding unit comprises a water outlet device, a plurality of water outlet switches which correspond to the water outlet devices one by one are arranged on the pipeline, and the water outlet switches are communicated with the water outlet devices through hoses;

the slide rail is straight line shape or is the curved line of buckling, a plurality of spout that runs through slide rail upper and lower both sides face is seted up to the inside of slide rail, water outlet device and spout one-to-one, water outlet device slidable mounting is in the spout, water outlet device's bottom is equipped with the nozzle that is used for changing the direction of spraying.

Preferably, the water outlet device is including installing the mobile device in the spout and installing the post that leads to in the mobile device bottom, the one side that leads to the water column is rotated and is installed the change, cup joint of change is in the one side that leads to the water column, the shower nozzle is installed to the bottom of change, the outlet conduit with the hose intercommunication is all seted up to mobile device, the inside of leading to water column and change, outlet conduit and shower nozzle intercommunication, the tooth ring has been cup jointed to the outside of change, lead to the water column and install first motor, the gear is installed to the output shaft front end of first motor, the gear is connected with the tooth ring meshing.

Preferably, it is cylindrical to lead to water column and swivel, the swivel coincides mutually with logical water column axis, lead to two outlet conduit of water column and swivel inside and communicate each other in axis department.

Preferably, the mobile device includes the pillar of supporting tightly in the spout, the inside of pillar is equipped with and water inlet and leads to the water column intercommunication, the both sides of pillar all are connected with the runner through the tight board that rises, the runner supports tightly on the lateral wall of spout, the inside of pillar has the slide through spring sliding connection, the one end of slide extends to the outside and the rotational mounting has the drive wheel, the externally mounted of slide has the second motor that is used for driving drive wheel pivoted.

Preferably, the outside cover of hose is equipped with the guidance tape, the material of guidance tape is rubber.

Preferably, the junction of leading to the water column and swivel is equipped with the shape and is the annular sealing gasket, sealed the cup joint in the outside of leading to the water column.

Preferably, the first motor and the second motor are both stepping motors.

Compared with the prior art, the invention has the beneficial effects that:

(1) according to the invention, the slide rail is arranged below the pipeline, the water outlet is connected with the water inlet through the hose, and the water outlet device is driven by the moving device, so that the fire source can be sprayed, and the fire extinguishing effect is good;

(2) according to the invention, the rotating ring is rotatably arranged on one side of the water passing column and is driven by the first motor, so that the spraying direction can be changed, and the fire source can be pointed more accurately.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a connection diagram of the slide rail and the water outlet device of the present invention;

FIG. 3 is an internal cross-sectional view of the present invention showing a water outlet device;

FIG. 4 is a diagram of the connection between the curved slide rail and the mobile device according to the present invention;

FIG. 5 is an internal cross-sectional view of the mobile device of the present invention;

FIG. 6 is a cross-sectional view of the mobile device and the slide rail of the present invention;

FIG. 7 is a flow chart of the present invention.

Description of reference numerals:

1. the water outlet device comprises a pipeline, 2, a guide belt, 3, a sliding rail, 31, a sliding groove, 4, a water outlet device, 41, a rotating ring, 42, a spray head, 43, a toothed ring, 44, a gear, 45, a water passing column, 46, a first motor, 47, a water outlet pipeline, 48, a sealing gasket, 5, a water outlet switch, 6, a water inlet, 7, a support column, 8, a tension plate, 9, a rotating wheel, 10, a spring, 11, a sliding plate, 12, a driving wheel, 13 and a second motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 7, a fire alarm system includes a trigger device, a controller, a fire extinguishing device and an alarm device, wherein the controller is electrically connected to the trigger device, the fire extinguishing device and the alarm device respectively; the trigger device comprises a temperature sensor, a smoke sensor and a press switch; the fire extinguishing device comprises a spraying device and a smoke extraction device;

with reference to fig. 1-4, the spraying device comprises a pipeline 1 and a slide rail 3, the slide rail 3 is linear or bent, the slide rail 3 is arranged below the pipeline 1, the arrangement directions of the slide rail 3 and the pipeline 1 are the same, the linear and bent curve ensure that the slide rail 3 can be arranged in an irregular-shaped passageway along with the pipeline 1, the slide rail 3 comprises a plurality of sliding units, each sliding unit comprises a water outlet device 4, a plurality of water outlet switches 5 which are in one-to-one correspondence with the water outlet devices 4 are arranged on the pipeline 1, the water outlet switches 5 are communicated with the water outlet devices 4 through hoses, the guide belts 2 are sleeved outside the hoses, the guide belts 2 are made of rubber, the guide belts 2 are wrapped outside the hoses to prevent the hoses from being broken, the water passing column 45 and the swivel 41 are cylindrical, the swivel 41 coincides with the water passing column 45 in axis, lead to two outlet conduit 47 of

water column

45 and 41 inside and communicate each other in axis department, swivel 41 no matter rotates to which angle, all can guarantee swivel 41 and the outlet conduit 47 of leading to the inside of water column 45 and communicate each other, it is the annular seal pad 48 to lead to the junction of water column 45 and swivel 41 to be equipped with the shape, sealed pad 48 cup joints in the outside of leading to water column 45, can play sealed effect, the bottom of effluent device 4 is equipped with the nozzle that is used for changing the direction of spraying, one side of leading to water column 45 is rotated and is installed swivel 41, cup joint of swivel 41 is in the one side of leading to water column 45, shower nozzle 42 is installed to the bottom of swivel 41, outlet conduit 47 with the hose intercommunication is all seted up to the inside of mobile device, logical water column 45 and swivel 41, outlet conduit 47 and shower nozzle 42 intercommunication, the tooth ring 43 has been cup jointed to the outside of swivel 41, the water circulating column 45 is provided with a first motor 46, the first motor 46 is a stepping motor, the front end of an output shaft of the first motor 46 is provided with a gear 44, the gear 44 is meshed with the gear ring 43 and is connected with the gear ring 43, the first motor 46 drives the gear 44 to rotate, the gear 44 drives the rotating ring 41 to rotate, the spraying direction of the spray head 43 can be changed, and the spraying direction is ensured to be more accurate;

referring to fig. 1, 4-6, a plurality of sliding grooves 31 penetrating through the upper and lower side surfaces of the sliding rail 3 are formed in the sliding rail 3, the water outlet devices 4 correspond to the sliding grooves 31 one by one, the number of the sliding grooves 31 is multiple, and the sliding grooves 31 are uniformly distributed in the sliding rail 3, the water outlet devices 4 are slidably mounted in the sliding grooves 31, each water outlet device 4 includes a moving device mounted in the sliding groove 31 and a water passing column 45 mounted at the bottom of the moving device, the moving device includes a supporting pillar 7 abutting against the sliding groove 31, the inside of the supporting pillar 7 is communicated with the water inlet 6 and the water passing column 45, both sides of the supporting pillar 7 are connected with rotating wheels 9 through tensioning plates 8, the tensioning plates 8 are extruded towards the side wall direction close to the sliding grooves 31, the center of the supporting pillar 7 is ensured to be arranged in the middle of the sliding groove 31, the rotating wheels 9 abut against the side walls of the sliding groove 31, the inside of the supporting pillar 7 is slidably connected with a sliding plate 11 through springs 10, under the effect of spring 10, drive wheel 12 can support tightly on the lateral wall of spout 31, the one end of slide 11 extends to the outside and the rotation installs drive wheel 12, the externally mounted of slide 11 is used for driving drive wheel 12 pivoted second motor 13, second motor 13 is step motor, and second motor 13 drives drive wheel 12 and rotates, and drive wheel 12 can drive pillar 7 and remove in spout 31 when rotating.

When a fire disaster occurs, the temperature sensor, the smoke sensor or the manual press the press switch, the signal is transmitted to the controller, the controller controls the alarm device and the smoke extraction device to work, the second motor 13 is started to drive the driving wheel 12 to rotate, one of the water outlet devices 4 can be driven to move to a fire source, the switch at the water inlet 6 is opened, the fire source can be sprayed, and the fire extinguishing effect is achieved.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A fire alarm system characterized by: the fire extinguishing device comprises a trigger device, a controller, a fire extinguishing device and an alarm device, wherein the controller is respectively and electrically connected with the trigger device, the fire extinguishing device and the alarm device; the trigger device comprises a temperature sensor, a smoke sensor and a press switch; the fire extinguishing device comprises a spraying device and a smoke extraction device;

the spraying device comprises a pipeline (1) and a sliding rail (3), the sliding rail (3) is arranged below the pipeline (1), the arrangement directions of the sliding rail (3) and the pipeline (1) are the same, the sliding rail (3) comprises a plurality of sliding units, each sliding unit comprises a water outlet device (4), a plurality of water outlet switches (5) which correspond to the water outlet devices (4) one by one are arranged on the pipeline (1), and the water outlet switches (5) are communicated with the water outlet devices (4) through hoses;

the sliding rail (3) is linear or bent, a plurality of sliding grooves (31) penetrating through the upper side surface and the lower side surface of the sliding rail (3) are formed in the sliding rail (3), the water outlet devices (4) correspond to the sliding grooves (31) one by one, the water outlet devices (4) are slidably mounted in the sliding grooves (31), and nozzles for changing the spraying direction are arranged at the bottoms of the water outlet devices (4);

the water outlet device (4) comprises a moving device installed in a sliding groove (31) and a water passing column (45) installed at the bottom of the moving device, a rotating ring (41) is installed on one side of the water passing column (45) in a rotating mode, the rotating ring (41) is sleeved on one side of the water passing column (45), a spray head (42) is installed at the bottom of the rotating ring (41), water outlet pipelines (47) communicated with a hose are arranged in the moving device, the water passing column (45) and the rotating ring (41), the water outlet pipelines (47) are communicated with the spray head (42), a toothed ring (43) is sleeved on the outer portion of the rotating ring (41), a first motor (46) is installed on the water passing column (45), a gear (44) is installed at the front end of an output shaft of the first motor (46), and the gear (44) is meshed with the toothed ring (43);

the mobile device is including propping pillar (7) tight in spout (31), the inside of pillar (7) is equipped with and communicates with water inlet (6) and logical water column (45), the both sides of pillar (7) all are connected with runner (9) through tensioning board (8), runner (9) are propped tightly on the lateral wall of spout (31), there are slide (11) inside of pillar (7) through spring (10) sliding connection, the one end of slide (11) extends to the outside and rotates and installs drive wheel (12), the externally mounted of slide (11) has and is used for driving drive wheel (12) pivoted second motor (13).

2. A fire alarm system according to claim 1, characterised in that the water supply column (45) and the swivel (41) are both cylindrical, that the swivel (41) coincides with the water supply column (45) axis, and that the water supply column (45) and two water outlet pipes (47) inside the swivel (41) communicate with each other at the axis.

3. A fire alarm system according to claim 1, wherein the hose is externally sheathed with a guide strip (2), and the guide strip (2) is made of rubber.

4. A fire alarm system according to claim 1, wherein a sealing gasket (48) in the shape of a ring is arranged at the joint of the water passing column (45) and the swivel (41), and the sealing gasket (48) is sleeved outside the water passing column (45).

5. A fire alarm system according to claim 1, wherein the first motor (46) and the second motor (13) are stepper motors.