CN215643015U - Building fire alarm - Google Patents

Abstract

The utility model discloses a building fire alarm, comprising a mounting plate, the mounting plate is mounted on a required position by bolts, a protection component is arranged on the mounting plate, a box door is movably hinged on the bottom side of the protective box, and the box door faces a protective box. A positive magnet is fixedly connected to the side wall, and a negative magnet is fixed to the side wall of the opening of the protective box. The positive magnet and the negative magnet attract each other. The specific location of the fire can be sent to the remote monitoring equipment through the signal transmitter, and the fire brigade can be notified in time. Arrive at the scene to prevent the fire from continuing to spread and improve the intelligence of the alarm. A filter screen is fixed on the through slot opened around the ventilation box, and the dust in the air can be filtered through the filter screen. The fan, using the fan to blow air, can blow away the dust entering the alarm casing, avoid dust from adhering to the alarm casing, affect the detection sensitivity, and improve the accuracy of smoke detection.

Description

A building fire alarm

technical field

The utility model relates to the technical field of alarm equipment, in particular to a building fire alarm.

Background technique

An alarm is an electronic product that reminds or warns us that we should take certain actions in the form of sound, light, air pressure, etc. in order to prevent or prevent the consequences of an event. Alarms are divided into mechanical alarms and electronic alarms. With the advancement of science and technology, mechanical alarms are increasingly being replaced by advanced electronic alarms, which are often used in system failures, safety precautions, transportation, medical rescue, emergency disaster relief, induction detection and other fields. production is inseparable;

In this regard, the Chinese invention patent with the authorization announcement number CN109584495A discloses a fire alarm, which includes a casing, a placement slot, a through hole, a fixing block, a connecting slot, a first magnet block, a connecting block, a second magnet block, a fixed Mounts, fixing bolts, small exhaust fans, warning lights, temperature sensors, filters, smoke sensors, processors, controllers and batteries. The fire alarm is convenient to stably fix the fixed seat by fixing bolts, and at the same time, under the action of the set fixing mechanism, it is convenient for the casing to be installed on the surface of the fixed seat and the casing to be disassembled from the surface of the fixed seat, which improves the disassembly and assembly of workers. Efficiency, easy for workers to use, through the action of the small exhaust fan, the gas flow in the through hole is accelerated, thereby accelerating the gas flow in the installation space of the fire alarm, which is convenient for the temperature sensor and smoke sensor to detect different gases, accelerate The detection efficiency of the advent of danger reduces the potential safety hazards;

The function of traditional fire alarms is relatively simple, and there is no GPS locator, so it is impossible to locate the specific location of the fire, resulting in heavy casualties and serious economic losses. It is very easy to be damaged during use, and the service life of the alarm is reduced, thus increasing the cost of use. At the same time, the dust in the air is easy to accumulate in the ventilation of the alarm, and the precision probe inside the alarm is easily adhered by the dust in the air The monitoring sensitivity is decreased on the surface, and for this reason, the present application proposes a building fire alarm to solve the above problems.

Utility model content

The purpose of the present invention is to provide a building fire alarm to solve the problems raised in the above background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions: a building fire alarm, comprising a mounting plate, the mounting plate is mounted on a required position through bolts, and a protective assembly is provided on the mounting plate;

The protective component contains a protective box, a box door is hinged on the bottom side of the protective box, a positive magnet is fixedly connected to the side wall of the box door facing the protective box, and a negative magnet is fixedly connected to the side wall of the opening of the protective box, and the positive magnet and the negative magnet attract each other. ;

A rotating seat is fixedly connected to the top side of the protective box, and a baffle is fixedly connected to the rotating seat. When the box door is attracted to the protective box, the baffle is movably abutted on the top side of the box door. There are multiple groups of ventilation holes on the outer side wall of the box;

An alarm casing is movably placed on the stage, and a ventilation component is fixedly connected to the bottom of the alarm casing.

Preferably, a temperature sensor, a smoke density measurer and a speaker are installed on the surface of the alarm housing, the temperature sensor is located on the left side of the smoke density measurer, and the speaker is located below the left side of the smoke density measurer.

Preferably, an alarm light and a signal transmitter are installed on the top of the alarm housing, and the alarm light is located on one side of the signal transmitter.

Preferably, an ARM processor, a locator and a storage are installed inside the alarm shell, the ARM processor is located above the locator, and the storage is located below the locator.

Preferably, a switch key is installed on the surface of the alarm housing, a charging connection port is installed on the lower right side of the alarm housing, the battery and the circuit board are installed inside the alarm housing, and the battery is located below the circuit board.

Preferably, the ventilation assembly includes a ventilation box, the top of the ventilation box is provided with a plurality of through holes, the outer side wall of the ventilation box is provided with a through slot, and a filter screen is fixedly connected to the through slot.

Preferably, an installation seat is arranged in the ventilation box, a fan is installed on the installation seat, and the fan is arranged directly under the casing of the alarm.

Compared with the prior art, the beneficial effects of the present utility model are:

In the utility model, the mounting plate is installed at the place where it needs to be used by means of bolts, the baffle plate is rotated by twisting the rotating seat, the box door is opened, and then the alarm shell is placed on the stage for use, and the setting of the protective box can be done at any time. Overhaul the alarm shell in the box to enhance the durability and practicability of the alarm. The temperature sensor and smoke concentration meter on the alarm shell can monitor the indoor temperature and the size of the smoke concentration. When the detected information reaches the required level. The set value, the alarm light and speaker will send out alarm information in time, prompting people to evacuate quickly, which improves the practicability of the alarm. A locator is installed inside the alarm shell. When a fire occurs, the signal transmitter can The specific location of the fire is sent to the remote monitoring equipment, and the fire brigade is promptly notified to rush to the scene to prevent the fire from continuing to spread, which improves the intelligence of the alarm. Filter the dust in the air, and at the same time, a fan is installed in the ventilation box, and the fan is used to blow air, which can blow away the dust entering the alarm casing, avoid dust from adhering to the alarm casing, affect the detection sensitivity, and improve the smoke detection. precision.

Description of drawings

Fig. 1 is the structural representation of the utility model;

2 is a schematic diagram of the overall structure of the alarm housing in the utility model;

3 is a schematic diagram of the internal structure of the alarm housing in the utility model;

Figure 4 is a schematic diagram of the internal structure of the ventilation box in the utility model.

In the picture: 1. Mounting plate; 101. Bolt; 2. Protective components; 21. Protective box; 22. Box door; 23. Positive magnet; 24. Negative magnet; 25. Rotary seat; Hole; 28, stage; 3, alarm housing; 301, temperature sensor; 302, smoke concentration meter; 303, speaker; 304, switch key; 305, charging connection port; 306, signal transmitter; 307, alarm Lamp; 308, circuit board; 309, ARM processor; 310, locator; 311, storage; 312, battery; 4, ventilation assembly; 41, ventilation box; 42, through slot; 43, through hole; 44, installation seat; 45, fan; 46, filter.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Example 1:

1-3, the present utility model provides a technical solution: a building fire alarm, comprising a mounting plate 1, the mounting plate 1 is installed at a desired position by means of bolts 101, and a protective assembly 2 is arranged on the mounting plate 1 ;

It should be noted that the protective assembly 2 contains a protective box 21, a box door 22 is hinged on the bottom side of the protective box 21, a positive magnet 23 is fixedly connected to one side wall of the box door 22 facing the protective box 21, and one side wall of the protective box 21 is open. A negative magnet 24 is fixedly connected to the top, and the positive magnet 23 and the negative magnet 24 attract each other;

It should be noted that a rotating seat 25 is fixedly connected to the top side of the protective box 21, and a baffle plate 26 is fixedly connected to the rotating seat 25. When the box door 22 is attracted to the protective box 21, the baffle plate 26 is movably abutted on the top of the box door 22. On the side, the inner wall of the protective box 21 is fixedly connected with the stage 28, and the outer side wall of the protective box 21 is provided with a plurality of groups of ventilation holes 27;

In addition, an alarm housing 3 is movably placed on the stage 28 , and a ventilation assembly 4 is fixedly connected to the bottom of the alarm housing 3 .

Example 2:

Please refer to FIG. 3 and FIG. 4 , which are the second embodiment of the present invention, which is based on the previous embodiment;

Specifically, a temperature sensor 301 , a smoke density measurer 302 and a speaker 303 are mounted on the surface of the alarm housing 3 .

It should be noted that an alarm light 307 and a signal transmitter 306 are installed on the top of the alarm housing 3 , and the alarm light 307 is located on one side of the signal transmitter 306 .

It should be noted that an ARM processor 309 , a locator 310 and a storage 311 are installed inside the alarm housing 3 , the ARM processor 309 is located above the locator 310 , and the storage 311 is located below the locator 310 .

In addition, a switch key 304 is installed on the surface of the alarm housing 3 , and a charging connection port 305 is installed on the lower right side of the alarm housing 3 . below.

Specifically, the ventilation assembly 4 includes a ventilation box 41 . The top of the ventilation box 41 is provided with a plurality of through holes 43 . The outer side wall of the ventilation box 41 is provided with a through slot 42 , and a filter screen 46 is fixedly connected to the through slot 42 .

It should be noted that a mounting seat 44 is provided in the ventilation box 41 , a fan 45 is mounted on the mounting seat 44 , and the fan 45 is arranged directly below the alarm housing 3 .

Example 3:

Please refer to FIG. 1 to FIG. 4 , which are the third embodiment of the present invention, which is based on the above two embodiments;

When the utility model is in use, the mounting plate 1 is installed at the place where it needs to be used through the bolts 101, the baffle plate 26 is rotated by twisting the rotating seat 25, the box door 22 is opened, and then the alarm housing 3 is placed on the stage 28. For use, the setting of the protective box 21 can repair the alarm housing 3 in the box at any time, and enhance the durability and practicability of the alarm. The temperature sensor 301 and the smoke concentration measuring device 302 on the alarm housing 3 Monitor the indoor temperature and the size of the smoke concentration. When the detected information reaches the set value, the alarm light 307 and the speaker 303 will issue an alarm message in time, prompting people to evacuate quickly, which improves the practicability of the alarm. The locator 310 is installed inside the 3. When a fire occurs, the specific location of the fire can be sent to the remote monitoring equipment through the signal transmitter 306, and the fire brigade can be notified to rush to the scene in time to prevent the fire from continuing to spread. Intelligent, a filter screen 46 is fixedly installed on the through slot 42 opened around the ventilation box 41, and the dust in the air can be filtered through the filter screen 46. At the same time, a fan 45 is installed in the ventilation box 41, and the fan 45 is used to blow air. The dust entering the alarm housing 3 is blown away to prevent the dust from adhering to the alarm housing 3, affecting the detection sensitivity and improving the accuracy of smoke detection.

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

Claims (7)

1. A building fire alarm, comprising a mounting plate (1), the mounting plate (1) being installed at a desired position by means of bolts (101), characterized in that: the mounting plate (1) is provided with a protection component(2); The protective assembly (2) contains a protective box (21), and a box door (22) is movably hinged on the bottom side of the protective box (21), and the box door (22) is fixed toward one side wall of the protective box (21). A positive magnet (23) is connected, a negative magnet (24) is fixedly connected to one side wall of the opening of the protective box (21), and the positive magnet (23) and the negative magnet (24) attract each other; A rotating seat (25) is fixedly connected to the top side of the protective box (21), a baffle plate (26) is fixedly connected to the rotating seat (25), and the box door (22) is attracted to the protective box (21). , the baffle plate (26) is movably abutted on the top side of the box door (22), the inner wall of the protective box (21) is fixedly connected with the stage (28), and the outer side wall of the protective box (21) is provided with an opening There are multiple sets of ventilation holes (27); An alarm housing (3) is movably placed on the object stage (28), and a ventilation assembly (4) is fixedly connected to the bottom of the alarm housing (3). 2. A building fire alarm according to claim 1, characterized in that: a temperature sensor (301), a smoke concentration measurer (302) and a speaker (303) are installed on the surface of the alarm housing (3), The temperature sensor (301) is located on the left side of the smoke concentration measuring device (302), and the speaker (303) is located below the left side of the smoke concentration measuring device (302). 3. A building fire alarm according to claim 2, characterized in that: an alarm lamp (307) and a signal transmitter (306) are installed on the top of the alarm casing (3), and the alarm lamp (307) ) on one side of the signal transmitter (306). 4. A building fire alarm according to claim 3, characterized in that: an ARM processor (309), a locator (310) and a storage (311) are installed inside the alarm housing (3), The ARM processor (309) is located above the locator (310) and the memory (311) is located below the locator (310). 5. A building fire alarm according to claim 4, characterized in that: an on-off key (304) is installed on the surface of the alarm housing (3), and the alarm housing (3) is installed on the lower right side There is a charging connection port (305), a battery (312) and a circuit board (308) are installed inside the alarm housing (3), and the battery (312) is located below the circuit board (308). 6. A building fire alarm according to claim 1, characterized in that: the ventilation assembly (4) contains a ventilation box (41), and a plurality of through holes (43) are opened at the top of the ventilation box (41). ), a through groove (42) is provided on the outer side wall of the ventilation box (41), and a filter screen (46) is fixedly connected to the through groove (42). 7. A building fire alarm according to claim 6, characterized in that: a mounting seat (44) is provided in the ventilation box (41), and a fan (45) is mounted on the mounting seat (44). , the fan (45) is arranged directly below the alarm housing (3).

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