CN219476163U - Fire safety alarm device - Google Patents

Abstract

The utility model discloses a fire safety alarm device, which comprises an outer shell, wherein a front end cover is detachably connected with a front end thread of the outer shell, an air inlet is formed in the front end cover, a buzzer and a camera are respectively arranged on the outer wall of the outer shell, a mounting seat is arranged at one end of the outer shell, one end of the mounting seat is connected with a wire, a metal contact sheet is arranged on the mounting seat, a circuit board is arranged in the outer shell, a metal tab is arranged at one end of the circuit board, the metal tab is electrically connected with the metal contact sheet, and two sides of the circuit board are connected with the outer shell through a positioning mechanism.

Description

Fire safety alarm device

Technical Field

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

Background

Fire safety alarm devices generally comprise alarm equipment such as smoke alarms and the like, and when dense smoke appears, the alarm equipment is detected by a smoke sensor in the smoke alarms, so that the smoke alarms give out alarms, and the fire safety alarm device is common equipment in property management and is used for reminding people of abnormal conditions.

The utility model discloses a fire control safety automatic alarm device in patent application number CN202021780192.X, it detects indeterminacy through photoreceptor, smoke transducer, or when temperature and humidity sensor detects that the humiture is in the limit value that easily takes place the conflagration, the motor work drives indent curved flabellum and rotates, carry the air of external environment to the device is concentrated, be convenient for smoke transducer, combustible gas sensor and smoke concentration sensor accurate detection, the accurate judgement of controller, if there is the conflagration risk around the controller judgement device, the warning light scintillation, the megaphone sounds, positioning mechanism sends the location to central control room, reduce the probability that the conflagration takes place.

The integrated electronic device is arranged in the limiting cylinder, and when the integrated electronic device fails or needs to be overhauled, the integrated electronic device needs to be detached from the wall, and obviously, the alarm device is not convenient to detach from the wall.

For the problems in the related art, no effective solution has been proposed at present.

Disclosure of Invention

Aiming at the problems in the related art, the utility model provides a fire safety alarm device to overcome the technical problems existing in the prior related art.

The technical scheme of the utility model is realized as follows:

the utility model provides a fire safety alarm device, includes the shell body, the front end screw thread of shell body can be dismantled and be connected with the front end housing, the air inlet has been seted up on the front end housing, bee calling organ and camera are installed respectively to the outer wall of shell body, the mount pad is installed to the one end of shell body, the one end of mount pad is connected with the wire, be equipped with the metal contact on the mount pad, be equipped with the circuit board in the shell body, the one end of circuit board is equipped with the metal tab, the metal tab with the metal contact electrical property links to each other, the both sides of circuit board pass through positioning mechanism with the shell body is connected.

Preferably, the positioning mechanism comprises a side plate fixedly connected with the outer shell, a mounting groove is formed in the side plate, an insulating layer is arranged in the mounting groove, elastic limiting plates are arranged on two sides of the mounting groove, and an anti-abrasion layer is arranged on the elastic limiting plates.

Preferably, a control chip is integrated on the circuit board, the control chip is connected with a smoke sensor and an open fire sensor, the smoke sensor and the open fire sensor are both connected with the buzzer, and the control chip is connected with the camera and the wireless transmitter.

Preferably, a thread groove is formed in the air inlet, a protection net is installed in the thread groove, and the protection net is detachably connected with the thread groove through a positioning ring.

Preferably, the outer shell is symmetrically provided with mounting plates, and the mounting plates are provided with mounting holes.

Preferably, the surfaces of the outer shell and the front end cover are both sprayed with a fireproof coating.

The utility model provides a fire safety alarm device, which has the following beneficial effects:

through setting up the front end housing on the shell body and playing sealed effect to the shell body, the buzzer of setting can remind when the conflagration takes place to all personnel of current floor, the situation of conflagration can be observed in real time to the camera of setting, rescue work for the rescue personnel provides reliable information, and through the connection of metal contact piece on with the circuit board, the circular telegram to the circuit board has been realized, utilize positioning mechanism's effect, then install the circuit board in the shell body, make things convenient for the installation of circuit board to dismantle simultaneously, the device of this application simple structure, and not only holistic simple to operate simultaneously, when making things convenient for the installation dismantlement work of circuit board, need not to pull down equipment wholly when maintaining or maintaining, improve the convenience.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic structural view of a fire safety alarm device according to an embodiment of the present utility model;

FIG. 2 is a schematic view showing an internal structure of an outer case in a fire safety alarm device according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a positioning mechanism in a fire safety alarm device according to an embodiment of the present utility model;

fig. 4 is a schematic diagram of the operation of a fire safety alarm device according to an embodiment of the present utility model.

In the figure:

1. an outer housing; 2. a buzzer; 3. a camera; 4. a front end cover; 5. an air inlet; 6. a mounting base; 7. a wire; 8. a metal contact; 9. a circuit board; 10. a metal tab; 11. a positioning mechanism; 12. a side plate; 13. a mounting groove; 14. an insulating layer; 15. an elastic limiting plate; 16. an abrasion-proof layer; 17. a control chip; 18. a smoke sensor; 19. an open flame sensor; 20. a wireless transmitter; 21. a thread groove; 22. a protective net; 23. a positioning ring; 24. a mounting piece; 25. and (5) mounting holes.

Detailed Description

The present utility model will now be described in further detail with reference to the drawings and examples, wherein it is apparent that the examples described are only some, but not all, of the examples of the utility model. Embodiments and features of embodiments in this application may be combined with each other without conflict. All other embodiments, based on the embodiments of the utility model, which would be apparent to one of ordinary skill in the art without inventive effort are within the scope of the utility model.

It should be noted that, in the embodiment of the present utility model, directional indications (such as up, down, left, right, front, and rear … …) are referred to, and the directional indications are merely used to explain the relative positional relationship, movement conditions, and the like between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, "a plurality of" means two or more. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed by the utility model.

Referring to fig. 1-4, a fire safety alarm device according to an embodiment of the present utility model includes an outer housing 1, a front end screw thread of the outer housing 1 is detachably connected with a front end cover 4, an air inlet 5 is provided on the front end cover 4, a buzzer 2 and a camera 3 are respectively installed on an outer wall of the outer housing 1, an installation seat 6 is installed at one end of the outer housing 1, one end of the installation seat 6 is connected with a wire 7, a metal contact piece 8 is provided on the installation seat 6, a circuit board 9 is provided in the outer housing 1, one end of the circuit board 9 is provided with a metal contact piece 10, the metal contact piece 10 is electrically connected with the metal contact piece 8, two sides of the circuit board 9 are connected with the outer housing 1 through a positioning mechanism 11, the front end cover 4 arranged on the outer housing 1 has a sealing effect, the buzzer 2 can remind all people on the current floor when a fire occurs, the set camera 3 can observe the fire situation in real time, reliable information is provided for rescue work of the rescue workers, and the circuit board 9 is not required to be detached through the metal contact piece 10, the circuit board 9 is not required to be easily detached, and the whole device is convenient to be installed and is easy to install.

In an embodiment, referring to fig. 3 of the specification, the positioning mechanism 11 includes a side plate 12 fixedly connected with the outer casing 1, a mounting groove 13 is formed on the side plate 12, an insulating layer 14 is disposed in the mounting groove 13, elastic limiting plates 15 are disposed on two sides of the mounting groove 13, and an anti-wear layer 16 is disposed on the elastic limiting plates 15. Through the effect of positioning mechanism 11, make the both sides of circuit board 9 insert in mounting groove 13, when spacing through elasticity limiting plate 15, cooperate insulating layer 14 to have insulating effect.

In an embodiment, referring to fig. 4 of the specification, a control chip 17 is integrally disposed on the circuit board 9, a smoke sensor 18 and an open fire sensor 19 are connected to the control chip 17, the smoke sensor 18 and the open fire sensor 19 are both connected to the buzzer 2, and the control chip 17 is connected to the camera 3 and the wireless transmitter 20. Through the smoke sensor 18 and the open fire sensor 19 that set up, can real-time supervision current floor's safe situation, cooperation buzzer 2 in time report to the police when the conflagration appears, and the situation of conflagration can be observed in real time to camera 3, provides reliable information for rescue work of rescue personnel, and wireless transmitter 20 then can inform each floor.

In an embodiment, referring to fig. 1 and 2 of the specification, a thread groove 21 is provided in the air inlet 5, a protection net 22 is installed in the thread groove 21, the protection net 22 is detachably connected with the thread groove 21 through a positioning ring 23, mounting plates 24 are symmetrically provided on the outer housing 1, and mounting holes 25 are provided on the mounting plates 24. The electronic components therein are protected by disposing the protection net 22 in the screw groove 21 and mounting with the positioning ring 23.

When practical application, play sealed effect through the front end housing 4 that sets up on shell body 1 to shell body 1, the buzzer 2 of setting can remind when the conflagration takes place to all personnel of current floor, the situation of conflagration can be observed in real time to camera 3 of setting, rescue work for the rescue personnel provides reliable information, and through the connection of metal contact 8 and metal tab 10 on the circuit board 9, the circular telegram to circuit board 9 has been realized, utilize positioning mechanism 11's effect, then install circuit board 9 in shell body 1, make things convenient for the installation of circuit board 9 to dismantle simultaneously, the device of this application simple structure, not only holistic simple to operate, simultaneously, make things convenient for the installation of circuit board 9 to dismantle the work, when need maintenance or maintenance, need not to pull down equipment wholly, improve the convenience.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (6)

1. The utility model provides a fire control safety alarm device, its characterized in that, including shell body (1), front end screw thread of shell body (1) can dismantle and be connected with front end housing (4), air inlet (5) have been seted up on front end housing (4), buzzer (2) and camera (3) are installed respectively to the outer wall of shell body (1), mount pad (6) are installed to the one end of shell body (1), the one end of mount pad (6) is connected with wire (7), be equipped with metal contact (8) on mount pad (6), be equipped with circuit board (9) in shell body (1), the one end of circuit board (9) is equipped with metal tab (10), metal tab (10) with metal contact (8) electric connection, the both sides of circuit board (9) pass through positioning mechanism (11) with shell body (1) are connected.

2. The fire safety alarm device according to claim 1, wherein the positioning mechanism (11) comprises a side plate (12) fixedly connected with the outer shell (1), a mounting groove (13) is formed in the side plate (12), an insulating layer (14) is arranged in the mounting groove (13), elastic limiting plates (15) are arranged on two sides of the mounting groove (13), and an anti-wear layer (16) is arranged on the elastic limiting plates (15).

3. The fire safety alarm device according to claim 2, wherein a control chip (17) is integrated on the circuit board (9), a smoke sensor (18) and an open fire sensor (19) are connected on the control chip (17), the smoke sensor (18) and the open fire sensor (19) are both connected with the buzzer (2), and the control chip (17) is connected with the camera (3) and the wireless transmitter (20).

4. A fire safety alarm device according to claim 3, wherein a thread groove (21) is provided in the air inlet (5), a protection net (22) is installed in the thread groove (21), and the protection net (22) is detachably connected with the thread groove (21) through a positioning ring (23).

5. The fire safety alarm device according to claim 4, wherein the outer casing (1) is symmetrically provided with mounting pieces (24), and the mounting pieces (24) are provided with mounting holes (25).

6. Fire safety alarm device according to claim 5, characterized in that the surfaces of the outer housing (1) and the front end cap (4) are both sprayed with a fire-resistant coating.