CN111899455A

CN111899455A - Fire alarm device is used in warehouse

Info

Publication number: CN111899455A
Application number: CN202010773139.5A
Authority: CN
Inventors: 赖圣利
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2020-11-06

Abstract

The invention relates to the technical field of fire alarm, and discloses a fire alarm device for a warehouse, which comprises an alarm device main body and a rotating column, wherein magnets are arranged on the left side and the right side of a coil fixedly connected to the outside of the rotating column, a threaded sleeve is arranged below the coil, a solenoid is fixedly installed at the bottom of the inner side of the alarm device main body, an iron block is arranged above the solenoid, a water tank is arranged inside the alarm device main body, and an elastic air bag is arranged below the water tank. The rotating column moves upwards and rotates, a magnetic field generated by the cutting magnet when the coil rotates is generated, current is generated on the coil and the solenoid is powered on, the upper end of the solenoid generates magnetic attraction to the iron block and enables the second moving plate to move downwards, the elastic air bag is not extruded any more, the elasticity recovers, the sealing plug leaves the initial position, water in the water tank is sprayed out and sprinkles the outer side of the alarm device body, the alarm device body is prevented from being damaged by a fire source, and the fire source close to the alarm device body is extinguished.

Description

Fire alarm device is used in warehouse

Technical Field

The invention relates to the technical field of fire alarm, in particular to a fire alarm device for a warehouse.

Background

The fire alarm device is one of the most important means for preventing fire, and has the function of generating an alarm when a large amount of smoke causes the fire, and the fire alarm device is an effective device for monitoring the fire at present, and a warehouse is a place which is easy to generate the fire, so that the fire alarm device for the warehouse is provided.

Fire-fighting measures of the warehouse are very important, and inestimable loss can be caused if the rescue is delayed by one step due to insufficient monitoring when a fire disaster occurs in the warehouse, so that the fire-fighting alarm device for the warehouse is very important to use, but the existing fire-fighting alarm device for the warehouse is generally damaged by high temperature or a fire source when the fire disaster occurs, so that the defect of next use is influenced.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a fire alarm device for a warehouse, which has the advantages of protecting the fire alarm device when a fire breaks out and spraying water to extinguish the fire, and solves the problem that the fire alarm device is damaged by high temperature or a fire source so as to influence the next use.

(II) technical scheme

In order to protect the fire alarm device when a fire disaster occurs and spray water to extinguish the fire, the invention provides the following technical scheme:

a fire alarm device for a warehouse comprises an alarm device main body, wherein a fixing frame is fixedly arranged on the outer portion of the alarm device main body, a smoke-sensing alarm is arranged on the outer side of the bottom of the alarm device main body, a hydraulic device is arranged in the alarm device main body and comprises a hydraulic rod, a first movable plate is fixedly connected to the bottom end of the hydraulic rod, a power supply box is arranged on the left side of the inner portion of the alarm device main body, a rotating device is fixedly arranged below the first movable plate, a rotating column is rotatably connected to the rotating device, a coil is fixedly connected to the outer portion of the rotating column, magnets are arranged on the left side and the right side of the coil, a thread sleeve is arranged below the coil, a second movable plate is arranged below the first movable plate, a spring is fixedly connected to the lower portion of the second movable plate, and a solenoid is fixedly arranged at the bottom of the, the utility model discloses a safety alarm device, including solenoid, alarm device main part, air duct, piston, connecting rod, sealing cylinder, solenoid, alarm device main part, the top of solenoid is provided with the iron plate, the inside of alarm device main part is provided with the water tank, the below of water tank is provided with elastic airbag, the last air duct that is provided with of elastic airbag, elastic airbag's below is provided with the clamp plate, fixedly connected with connecting rod on the clamp plate, the lower extreme of air duct is provided with sealing cylinder, sealing cylinder contains telescopic link, piston, the right-hand member fixed mounting of telescopic link has the sealing plug, the.

Preferably, the power box comprises a relay, the power box is electrically connected with the smoke alarm and the hydraulic device, and a power supply in the power box supplies power to the hydraulic device.

Preferably, the magnet is fixedly connected to the lower surface of the rotating device, the magnet is fixed, and the coil rotates in the magnetic field to generate current.

Preferably, the threaded sleeve is fixedly installed on the second moving plate, the inner portion of the threaded sleeve is in threaded connection with the rotating column, and the rotating column rotates through the threaded sleeve.

Preferably, the spring and the iron blocks are arranged in a bilateral symmetry mode, and the iron blocks are fixedly installed below the second moving plate.

Preferably, the blocking block is arranged on the inner wall of the alarm device main body, a water outlet hole matched with the sealing plug is formed in the blocking block, and water in the water tank is sprayed out through the water outlet hole. The water outlet is blocked in the initial state.

Preferably, the water outlet pipes are arranged on two sides of the water tank in a bilateral symmetry mode, and the spraying shower heads are arranged at the openings of the water outlet pipes.

(III) advantageous effects

Compared with the prior art, the invention provides a fire alarm device for a warehouse, which has the following beneficial effects:

1. this fire alarm device is used in warehouse, smoke when the conflagration breaing out feels the siren and send out the police dispatch newspaper and make the power supply box internal relay circular telegram, and the power makes hydraulic means work with the hydraulic stem shrink, and the hydraulic stem shrink drives through first movable plate and rotates the post and shift up to drive the inside that the siren was shifted up and get into the alarm device main part is felt to the cigarette, thereby has avoided the smoke to feel the siren by fire and high temperature damage.

2. The fire alarm device for the warehouse is characterized in that a rotating column moves upwards to rotate with a rotating device through threads, the rotating column rotates to drive a coil to rotate, magnets are arranged on the left side and the right side of the coil, a magnetic field generated by the magnets is cut when the coil rotates, current is generated on the coil and a solenoid is electrified, the upper end of the solenoid generates magnetic attraction on an iron block and enables a second moving plate to move downwards, the second moving plate drives a connecting rod to move downwards to enable an elastic air bag not to be extruded any more and to be elastically restored, gas in a sealing cylinder flows back into the elastic air bag, a piston drives a telescopic rod and a sealing plug to leave an initial position when not being subjected to gas pressure, at the moment, water in a water tank is sprayed out through a shower nozzle on a water outlet pipe under the action of gravity, and water, therefore, the alarm device main body is free from the damage of a fire source, and the effect of extinguishing the fire source close to the alarm device main body is achieved.

3. This fire alarm device for warehouse makes the drive coil rotation at the rotation through rotating the post, and both sides all are provided with magnet about the coil, and the magnetic field that the cutting magnet produced when the coil rotates, produce the electric current on the coil and make solenoid circular telegram, and the solenoid upper end produces the magnetic attraction to the iron plate and makes the second movable plate move down, uses the electric current that coil cutting magnetic induction line produced to solenoid circular telegram, has practiced thrift electric power resource, makes the device energy-concerving and environment-protective more.

Drawings

FIG. 1 is a schematic front cross-sectional view of the inventive structure;

FIG. 2 is a schematic sectional front view of the structure of the present invention in the event of a fire;

FIG. 3 is an enlarged view of the structure A of FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of the structure B of FIG. 1 according to the present invention;

FIG. 5 is an enlarged view of the structure C of FIG. 1 according to the present invention.

In the figure: 1. an alarm device main body; 11. a fixed mount; 2. a smoke detector alarm; 21. a hydraulic device; 22. a hydraulic lever; 23. a first moving plate; 24. a power supply box; 3. a rotating device; 31. rotating the column; 32. a coil; 33. a magnet; 34. a threaded sleeve; 35. a second moving plate; 36. a spring; 321. a solenoid; 322. an iron block; 4. a water tank; 41. an elastic air bag; 411. an air duct; 42. pressing a plate; 43. a connecting rod; 44. a sealing cylinder; 45. a telescopic rod; 46. a piston; 47. a sealing plug; 48. a plugging block; 49. and (5) discharging a water pipe.

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. 1-5, a fire alarm device for a warehouse includes an alarm device body 1, a fixing frame 11 is fixedly installed outside the alarm device body 1, a smoke alarm 2 is installed outside the bottom of the alarm device body 1, a hydraulic device 21 is installed inside the alarm device body 1, the hydraulic device 21 includes a hydraulic rod 22, a first movable plate 23 is fixedly connected to the bottom end of the hydraulic rod 22, a power box 24 is installed on the left side inside the alarm device body 1, the power box 24 includes a relay, the power box 24 is electrically connected to the smoke alarm 2 and the hydraulic device 21, a power source in the power box 24 supplies power to the hydraulic device 21, a rotating device 3 is fixedly installed below the first movable plate 23, a rotating column 31 is rotatably connected to the rotating device 3, a coil 32 is fixedly connected to the outside of the rotating column 31, and magnets 33 are installed on the left side and the right side of the coil 32, the magnet 33 is fixedly connected below the rotating device 3, the magnet 33 is fixed, the coil 32 rotates in a magnetic field to generate current, the thread bush 34 is arranged below the coil 32, the thread bush 34 is fixedly installed on the second moving plate 35, the inner part of the thread bush 34 is in threaded connection with the rotating column 31, the rotating column 31 rotates through the thread bush 34, the second moving plate 35 is arranged below the first moving plate 23, the spring 36 is fixedly connected below the second moving plate 35, the spring 36 and the iron block 322 are arranged in bilateral symmetry, the iron block 322 is fixedly installed below the second moving plate 35, the solenoid 321 is fixedly installed at the bottom of the inner side of the alarm device body 1, the iron block 322 is arranged above the solenoid 321, the water tank 4 is arranged inside the alarm device body 1, the elastic air bag 41 is arranged below the water tank 4, and the air duct 411 is arranged on the elastic air bag 41, a pressing plate 42 is arranged below the elastic air bag 41, a connecting rod 43 is fixedly connected to the pressing plate 42, a sealing cylinder 44 is arranged at the lower end of the air guide pipe 411, the sealing cylinder 44 comprises an expansion link 45 and a piston 46, a sealing plug 47 is fixedly mounted at the right end of the expansion link 45, a blocking block 48 is arranged on the right side of the sealing plug 47, the blocking block 48 is arranged on the inner wall of the alarm device main body 1, a water outlet hole matched with the sealing plug 47 is formed in the blocking block 48, and water in the water tank 4 is sprayed out through a water outlet. In the initial state, the water outlet is blocked, the right side of the blocking block 48 is provided with a water outlet pipe 49, the water outlet pipes 49 are arranged on two sides of the water tank 4 in bilateral symmetry, and the opening of the water outlet pipe 49 is provided with a spraying shower nozzle.

The working principle is as follows: this fire alarm device for warehouse, smoke detector siren 2 sends out the police dispatch newspaper and makes 24 interior relays of power supply box circular telegrams when the conflagration breaing out, and power supply box 24 makes hydraulic means 21 work and contracts hydraulic stem 22, and hydraulic stem 22 contracts and drives through first movable plate 23 and rotate the post 31 and shift up to drive smoke detector siren 2 and shift up the inside that gets into alarm device main part 1, thereby avoided smoke detector siren 2 to be damaged by fire and high temperature. In the initial state, the pressing plate 42, the connecting rod 43, the second moving plate 35 and the spring 36 are in a balanced state, at this time, the elastic airbag 41 is compressed, the piston 46 presses the telescopic rod 45 to block the water outlet by the sealing plug 47, when the rotating column 31 moves upwards, because the thread sleeve 34 is arranged between the rotating column 31 and the second moving plate 35, the rotating column 31 rotates with the rotating device 3 through threads in the process of moving upwards, the rotating column 31 rotates to drive the coil 32 to rotate, the magnets 33 are arranged on the left side and the right side of the coil 32, the magnetic field generated by the magnets 33 is cut when the coil 32 rotates, current is generated on the coil 32 to electrify the solenoid 321, the upper end of the solenoid 321 generates magnetic attraction to the iron block 322 to move the second moving plate 35 downwards, the second moving plate 35 drives the connecting rod 43 to move downwards to prevent the elastic airbag 41 from being pressed, the elastic recovery is realized, the gas in the sealing cylinder 44 flows back into the, the piston 46 drives the telescopic rod 45 and the sealing plug 47 to leave the initial position when not being pressed by gas, at the moment, water in the water tank 4 is sprayed out through a shower nozzle on the water outlet pipe 49 under the action of gravity, and is sprayed to the outer side of the alarm device main body 1, so that the alarm device main body 1 can be prevented from being damaged by a fire source on one hand, and the fire source close to the alarm device main body 1 is extinguished on the other hand.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fire alarm device for warehouse, includes alarm device main part (1), its characterized in that: the alarm device is characterized in that a fixing frame (11) is fixedly arranged on the outer side of the alarm device main body (1), a smoke alarm (2) is arranged on the outer side of the bottom of the alarm device main body (1), a hydraulic device (21) is arranged in the alarm device main body (1), the hydraulic device (21) comprises a hydraulic rod (22), a first movable plate (23) is fixedly connected to the bottom end of the hydraulic rod (22), a power box (24) is arranged on the left side of the inner portion of the alarm device main body (1), a rotating device (3) is fixedly arranged below the first movable plate (23), a rotating column (31) is rotatably connected to the rotating device (3), a coil (32) is fixedly connected to the outer portion of the rotating column (31), magnets (33) are arranged on the left side and the right side of the coil (32), and a thread sleeve (34) is arranged below the coil (32), a second moving plate (35) is arranged below the first moving plate (23), a spring (36) is fixedly connected below the second moving plate (35), a solenoid (321) is fixedly installed at the bottom of the inner side of the alarm device body (1), an iron block (322) is arranged above the solenoid (321), a water tank (4) is arranged inside the alarm device body (1), an elastic air bag (41) is arranged below the water tank (4), an air guide pipe (411) is arranged on the elastic air bag (41), a pressing plate (42) is arranged below the elastic air bag (41), a connecting rod (43) is fixedly connected to the pressing plate (42), a sealing barrel (44) is arranged at the lower end of the air guide pipe (411), the sealing barrel (44) comprises an expansion rod (45) and a piston (46), and a sealing plug (47) is fixedly installed at the right end of the expansion rod (45), the right side of the sealing plug (47) is provided with a blocking block (48), and the right side of the blocking block (48) is provided with a water outlet pipe (49).

2. A fire alarm device for a warehouse as claimed in claim 1, wherein: the power supply box (24) comprises a relay, and the power supply box (24) is electrically connected with the smoke alarm (2) and the hydraulic device (21).

3. A fire alarm device for a warehouse as claimed in claim 1, wherein: the magnet (33) is fixedly connected to the lower surface of the rotating device (3).

4. A fire alarm device for a warehouse as claimed in claim 1, wherein: the threaded sleeve (34) is fixedly arranged on the second moving plate (35), and the interior of the threaded sleeve (34) is in threaded connection with the rotating column (31).

5. A fire alarm device for a warehouse as claimed in claim 1, wherein: the spring (36) and the iron blocks (322) are arranged in a bilateral symmetry mode, and the iron blocks (322) are fixedly installed below the second moving plate (35).

6. A fire alarm device for a warehouse as claimed in claim 1, wherein: the blocking block (48) is arranged on the inner wall of the alarm device main body (1), and a water outlet hole matched with the sealing plug (47) is formed in the blocking block (48).

7. A fire alarm device for a warehouse as claimed in claim 1, wherein: the water outlet pipes (49) are arranged on two sides of the water tank (4) in a bilateral symmetry mode, and spraying shower nozzles are arranged at openings of the water outlet pipes (49).