CN215576875U

CN215576875U - Building fire prevention is put out a fire and is used broadcast early warning device

Info

Publication number: CN215576875U
Application number: CN202121759097.6U
Authority: CN
Inventors: 黄伟; 钟伟; 周雄
Original assignee: Chengdu Fuhong Intelligent Technology Co ltd
Current assignee: Chengdu Fuhong Intelligent Technology Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-01-18
Anticipated expiration: 2031-07-30

Abstract

The utility model relates to the technical field of fire prevention early warning, and discloses a broadcast early warning device for building fire prevention and extinguishment, which comprises an installation plate and an outer cover, wherein the outer cover is fixed on the surface below the installation plate, the bottom surface of the outer cover is provided with a vent, the vent is communicated with the inside of the outer cover, a miniature negative pressure pump is fixed below the installation plate on the right side inside the outer cover, and an air inlet pipe is connected to an air inlet below the left side of the miniature negative pressure pump. According to the utility model, the miniature negative pressure pump and the temperature sensor are arranged in the outer cover, and both the miniature negative pressure pump and the temperature sensor are in working states when the equipment works, so that the inner part of the outer cover is in a micro negative pressure state, air containing smoke can enter the inner part of the outer cover for the first time and is detected by the smoke sensor when a fire disaster occurs, and meanwhile, only when the temperature sensor detects that the temperature rises, the alarm horn can give an alarm, so that the phenomenon of false alarm is avoided, and the fire disaster information can be detected more quickly.

Description

Building fire prevention is put out a fire and is used broadcast early warning device

Technical Field

The utility model relates to the technical field of fire prevention early warning, in particular to a broadcast early warning device for building fire prevention and extinguishment.

Background

At present, with the continuous development of cities and the increase of urban population, high-rise buildings in cities are also continuously increased, the prevention of fire in buildings is more and more important, the safety of people in life is concerned, fire extinguishing equipment such as fire hydrants and the like are usually arranged in the existing buildings, meanwhile, linkage alarm equipment such as smoke alarms and the like for fire prevention and early warning are also arranged, and the early warning effect on the fire is mainly realized by using smoke sensors in the smoke alarms.

However, in the actual using process, when a fire disaster occurs, smoke drifts to the indoor ventilation opening, the smoke is difficult to be caught by the smoke alarm at the first time, the phenomenon that the alarm is not timely enough is caused, and meanwhile, the phenomenon that the indoor dust causes false alarm of equipment is also caused. Therefore, we propose a broadcast early warning device for building fire prevention and extinguishment.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a broadcasting early warning device for building fire prevention and extinguishment, wherein a micro negative pressure pump and a temperature sensor are arranged in an outer cover, the micro negative pressure pump and the temperature sensor are both in a working state when equipment works, the inner part of the outer cover can be in a micro negative pressure state, air containing smoke can enter the inner part of the outer cover for the first time and is detected by a smoke sensor when a fire disaster occurs, and meanwhile, an alarm horn can give an alarm only when the temperature sensor detects that the temperature rises, so that the phenomenon of false alarm is avoided, fire information can be detected more quickly, and the problems in the background art are solved.

In order to achieve the purpose, the utility model provides the following technical scheme: a broadcast early warning device for building fire prevention and extinguishment comprises a mounting plate and an outer cover, wherein the outer cover is fixed on the surface below the mounting plate, the bottom surface of the outer cover is provided with a vent, and the vent is communicated with the interior of the outer cover;

the utility model discloses a portable electronic device, including dustcoat, mounting panel, gas outlet, temperature sensor, mounting panel surface mounting, gas outlet, temperature sensor, control circuit board, smoke transducer, and alarm horn are installed to the left mounting panel below of smoke transducer.

In a preferred embodiment of the present invention, a rubber pad is fixed to an upper surface of the mounting plate, and the rubber pad is fixed to the upper surface of the mounting plate by means of adhesion.

In a preferred embodiment of the present invention, the mounting plate has mounting holes formed at four corners of a surface thereof, and the mounting holes penetrate through the mounting plate above and below the mounting plate.

As a preferred embodiment of the present invention, the output ends of the temperature sensor and the smoke sensor are both connected to the input end of the control circuit board, and the output end of the control circuit board is connected to the input end of the fire protection system.

As a preferred embodiment of the present invention, the smoke sensor, the micro negative pressure pump, the alarm speaker and the temperature sensor are all electrically connected to the control circuit board.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the broadcasting early warning device for building fire prevention and extinguishment, the miniature negative pressure pump and the temperature sensor are arranged in the outer cover, and both the miniature negative pressure pump and the temperature sensor are in a working state when the device works, so that the inner part of the outer cover is in a micro negative pressure state, air containing smoke can enter the inner part of the outer cover to be detected by the smoke sensor at the first time when a fire disaster occurs, and only when the temperature sensor detects that the temperature rises, the alarm horn can give an alarm, the phenomenon of false alarm is avoided, and fire information can be detected more quickly.

2. According to the broadcasting early warning device for building fire prevention and extinguishment, the rubber pad is fixed on the upper surface of the mounting plate in a fitting mode, and when the mounting plate is fitted on the surface of the mounting position, the rubber pad is positioned on the mounting plate and has a shock absorption protection effect directly.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of the overall structure of the broadcast warning device for fire prevention and extinguishing in buildings according to the present invention;

fig. 2 is a schematic structural diagram of the bottom of the outer cover of the broadcast early warning device for fire prevention and extinguishment in buildings.

In the figure: 1. mounting a plate; 2. a housing; 3. mounting holes; 4. a rubber pad; 5. a smoke sensor; 6. a micro negative pressure pump; 7. an air outlet pipe; 8. an alarm horn; 9. an air inlet pipe; 10. a temperature sensor; 11. a control circuit board; 12. and a vent.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the type of the electrical appliance provided by the utility model is only used for reference. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.

Referring to fig. 1-2, the present invention provides a technical solution: a broadcasting early warning device for building fire prevention and extinguishment comprises a mounting plate 1 and an outer cover 2, wherein the outer cover 2 is fixed on the surface below the mounting plate 1, a vent 12 is arranged on the surface of the bottom of the outer cover 2, and the vent 12 is communicated with the inside of the outer cover 2;

the utility model discloses a portable electronic device, including dustcoat 2, mounting panel 1 below on the inside right side of dustcoat 2 is fixed with miniature negative pressure pump 6, and the inlet port department of 6 left sides below of miniature negative pressure pump is connected with intake pipe 9, and the outlet port department of 6 right sides tops of miniature negative pressure pump is connected with outlet duct 7, and outlet duct 7 is connected to the outside of dustcoat 2, and the internally surface mounting on 2 right sides of dustcoat has temperature sensor 10, 1 fixed surface of the inside left mounting panel of dustcoat 2 has control circuit board 11, and smoke transducer 5 is installed to control circuit board 11's right side below, and alarm loudspeaker 8 is installed to the left control circuit board 11 below of smoke transducer 5.

In this embodiment (please refer to fig. 1 and 2), the micro negative pressure pump 6 and the temperature sensor 10 are installed inside the housing 2, the micro negative pressure pump 6 and the temperature sensor 10 are both in a working state when the device is in operation, so that the interior of the housing 2 is in a micro negative pressure state, air containing smoke can enter the housing 2 at the first time and be detected by the smoke sensor 5 when a fire disaster occurs, and only when the temperature sensor 10 detects that the temperature rises, the alarm horn 8 can send out an alarm to avoid the phenomenon of false alarm, and the fire information can be detected more quickly.

In this embodiment (see fig. 1), a rubber pad 4 is fixed on the upper surface of the mounting plate 1, the rubber pad 4 is fixed on the upper surface of the mounting plate 1 in a fitting manner, the rubber pad 4 is fixed on the upper surface of the mounting plate 1, and the rubber pad 4 is fixed on the upper surface of the mounting plate 1 in a fitting manner, when the mounting plate 1 is fitted on the surface of the mounting position, the rubber pad 4 is located between the mounting plate 1 and the mounting plate, and the mounting plate directly have a shock absorption protection function.

In this embodiment (see fig. 1), the four corners of the surface of the mounting plate 1 are all provided with mounting holes 3, the mounting holes 3 penetrate through the upper and lower parts of the mounting plate 1, and the mounting holes 3 formed in the four corners of the surface of the mounting plate 1 can allow bolts to penetrate through to mount and fix the mounting plate 1.

In this embodiment (see fig. 1), the output ends of the temperature sensor 10 and the smoke sensor 5 are both connected to the input end of the control circuit board 11, the output end of the control circuit board 11 is connected to the input end of the fire protection system, and the control circuit board 11 receives the data of the temperature sensor 10 and the smoke sensor 5 and can transmit the fire information to the fire protection system.

In this embodiment (see fig. 1), the smoke sensor 5, the micro negative pressure pump 6, the alarm speaker 8, and the temperature sensor 10 are electrically connected to the control circuit board 11, and the smoke sensor 5, the micro negative pressure pump 6, the alarm speaker 8, and the temperature sensor 10 are controlled or powered by the control circuit board 11.

It should be noted that the utility model is a broadcasting early warning device for building fire prevention and extinguishing, which comprises a mounting plate 1, an outer cover 2, a mounting hole 3, a rubber pad 4, a smoke sensor 5, a micro negative pressure pump 6, an air outlet pipe 7, an alarm horn 8, an air inlet pipe 9, a temperature sensor 10, a control circuit board 11 and a vent 12, wherein the components are all universal standard components or components known by technicians in the field, the structure and principle of the broadcasting early warning device can be known by technicians in the field through technical manuals or conventional experimental methods, at the idle position of the device, all electric devices, namely power elements, electric devices, adaptive monitoring computers and power supplies are connected through wires, the specific connection means refers to the following working principle that the electric devices are electrically connected in sequence, the detailed connection means are known in the field, the working principle and the process are mainly described below, no explanation is given to the electrical control, when the device works, the mounting plate 1 is attached to the indoor top of a position needing to be mounted, the mounting plate 1 is fixedly mounted on the indoor top by penetrating through the mounting hole 3 by using bolts, after the mounting is completed, the control circuit board 11 is connected to power supply equipment by a lead and is connected with a fire protection system, when the device works, the micro negative pressure pump 6 works, air inside the outer cover 2 enters from the air inlet pipe 9 and is then pumped out from the air outlet pipe 7, so that the inside of the outer cover 2 is always in a micro negative pressure state, external air can continuously and slowly enter into the outer cover 2 from the air vent 12 at the bottom, when a fire disaster occurs, air containing smoke can enter into the outer cover 2 at the first time and is detected by the smoke sensor 5, and only when the temperature sensor 10 detects that the temperature rises, just can make warning loudspeaker 8 send out the police dispatch newspaper, avoid the alert phenomenon of wrong report, and can detect fire information sooner, transmit alarm information for fire extinguishing system through control circuit board 11 simultaneously.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a building fire prevention is put out a fire and is used broadcast early warning device, includes mounting panel (1) and dustcoat (2), its characterized in that: the outer cover (2) is fixed on the lower surface of the mounting plate (1), a ventilation opening (12) is formed in the bottom surface of the outer cover (2), and the ventilation opening (12) is communicated with the interior of the outer cover (2);

mounting panel (1) below on the inside right side of dustcoat (2) is fixed with miniature negative pressure pump (6), and air inlet department of miniature negative pressure pump (6) left side below is connected with intake pipe (9), and the air outlet department of miniature negative pressure pump (6) right side top is connected with outlet duct (7), and outlet duct (7) are connected to the outside of dustcoat (2), and the internally mounted surface on dustcoat (2) right side has temperature sensor (10), inside left mounting panel (1) fixed surface of dustcoat (2) has control circuit board (11), and smoke transducer (5) are installed to the right side below of control circuit board (11), and alarm loudspeaker (8) are installed to smoke transducer (5) left control circuit board (11) below.

2. The broadcasting early warning device for fire prevention and extinguishment in buildings according to claim 1, characterized in that: the upper surface of the mounting plate (1) is fixed with a rubber pad (4), and the rubber pad (4) is fixed on the upper surface of the mounting plate (1) in a laminating manner.

3. The broadcasting early warning device for fire prevention and extinguishment in buildings according to claim 1, characterized in that: mounting hole (3) have all been seted up in the surperficial four corners of mounting panel (1), and mounting hole (3) run through the top and the below of mounting panel (1).

4. The broadcasting early warning device for fire prevention and extinguishment in buildings according to claim 1, characterized in that: the output ends of the temperature sensor (10) and the smoke sensor (5) are connected with the input end of the control circuit board (11), and the output end of the control circuit board (11) is connected with the input end of the fire-fighting system.

5. The broadcasting early warning device for fire prevention and extinguishment in buildings according to claim 1, characterized in that: the smoke sensor (5), the miniature negative pressure pump (6), the alarm horn (8) and the temperature sensor (10) are all electrically connected with the control circuit board (11).