CN218954398U

CN218954398U - Fire alarm device

Info

Publication number: CN218954398U
Application number: CN202222513711.1U
Authority: CN
Inventors: 罗粟尹
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-22
Filing date: 2022-09-22
Publication date: 2023-05-02
Anticipated expiration: 2032-09-22

Abstract

The utility model discloses a fire alarm device which comprises a ceiling, a mounting seat, an alarm body, a mounting groove, a limiting block, a reset spring, a rotating ring, a limiting groove and a push rod. The beneficial effects of the utility model are as follows: the stopper is inconsistent with the bottom of alarm body, be equipped with actuating mechanism on the mount pad, fix the mount pad on the ceiling through modes such as bolt fastening or sticky, later place the alarm body in the mounting groove, make the stopper be less than the bottom of alarm body, later utilize drive structure to promote four stoppers to slide to the bottom of alarm body, carry out quick spacing to the alarm body, make things convenient for the installation of alarm body in the mounting groove, and is reliable and stable, during the dismantlement, only need reverse promotion push rod to rotate, make the stopper slide to the other end of spacing groove and accomodate to the inner wall of mount pad, be convenient for remove the restriction to the alarm body, thereby conveniently take the alarm body from the mount pad, be convenient for maintain maintenance work, and convenient to use.

Description

Fire alarm device

Technical Field

The utility model relates to a fire alarm device, and belongs to the technical field of fire-fighting equipment.

Background

The fire alarm is used for detecting that a large amount of smoke, heat and the like can generate an alarm when causing a fire disaster, is generally arranged at a place where people often go out and go in, such as a walk place, a stair opening and the like, can give out an audible alarm when the fire disaster occurs, and flash lights to remind people in the presence of the fire disaster, at present, the fire alarm is basically installed in a plurality of public places, and the existing alarm is mostly fixed through bolts, so that the problem of inconvenient disassembly and assembly is generated, however, the fire alarm easy to disassemble and assemble not only can lighten the installation work, but also has great help to maintenance, and whether the fire alarm is easy to disassemble and assemble is a very important problem.

Disclosure of Invention

The utility model aims to solve the problems and provide the fire alarm device which is convenient to install and detach, strong in stability and simple and convenient to operate.

The fire alarm device comprises a ceiling, an installation seat and an alarm body, wherein the installation seat is fixed at the bottom of the ceiling, an installation groove is formed in the installation seat, the alarm body is installed in the installation groove, four limiting blocks are connected with the circumferential array of the inner wall of the installation seat in a sliding manner, a reset spring is connected between the limiting blocks and the installation seat, the limiting blocks are in contact with the bottom of the alarm body, and a driving mechanism is arranged on the installation seat.

Preferably, in order to facilitate driving of a plurality of limiting blocks to slide, and then be convenient for the limiting block to carry out spacingly to the alarm body, actuating mechanism includes swivel becket, spacing groove and push rod, the inner wall rotation of mount pad is connected with the swivel becket, four spacing grooves have been seted up to the inner wall circumference array of swivel becket, the limiting block with the inner wall in spacing groove is inconsistent, the side of swivel becket is fixed with the push rod, the push rod extends to the outside of mount pad.

Preferably, in order to facilitate pushing the push rod to move, one end of the push rod is a sphere.

Preferably, in order to facilitate the stable conflict of stopper in the both ends of spacing groove, the both ends of spacing groove are the slope form.

Preferably, in order to push the limiting block to slide through the limiting groove, one end of the limiting block is arc-shaped.

The beneficial effects of the utility model are as follows: the mounting seat is fixed in the bottom of ceiling, the mounting groove has been seted up on the mounting seat, the alarm body is installed in the mounting groove, the inner wall circumference array sliding connection of mounting seat has four stopper, be connected with reset spring between stopper and the mounting seat, the stopper is inconsistent with the bottom of alarm body, be equipped with actuating mechanism on the mounting seat, fix the mounting seat on the ceiling through modes such as bolt fastening or sticky, place the alarm body in the mounting groove afterwards, make the stopper be less than the bottom of alarm body, afterwards utilize actuating mechanism to promote four stoppers to slide to the bottom of alarm body, carry out quick spacing to the alarm body, make things convenient for the installation of alarm body in the mounting groove, reliable and stable, during the dismantlement, only need reverse promotion push rod to rotate, make the stopper slide to the other end of spacing groove and accomodate the inner wall to the mounting seat, be convenient for to remove the restriction to the alarm body, thereby conveniently take the alarm body from the mounting seat, be convenient for maintain and overhaul work, convenient for use.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

fig. 2 is a schematic view of an internal structure of the mounting base shown in fig. 1.

In the figure: 1. the alarm comprises a ceiling, 2, a mounting seat, 3, an alarm body, 4, a mounting groove, 5, a limiting block, 6, a return spring, 7, a rotating ring, 8, a limiting groove, 9 and a push rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 2, a fire alarm device includes a ceiling 1, a mounting seat 2 and an alarm body 3, wherein the mounting seat 2 is fixed at the bottom of the ceiling 1, a mounting groove 4 is formed in the mounting seat 2, the alarm body 3 is mounted in the mounting groove 4, four limiting blocks 5 are slidably connected to the circumferential array of the inner wall of the mounting seat 2, a reset spring 6 is connected between the limiting blocks 5 and the mounting seat 2, the limiting blocks 5 are abutted to the bottom of the alarm body 3, and a driving mechanism is arranged on the mounting seat 2.

As a technical optimization scheme of the utility model, the driving mechanism comprises a rotating ring 7, limiting grooves 8 and push rods 9, the rotating ring 7 is rotationally connected to the inner wall of the mounting seat 2, four limiting grooves 8 are formed in the circumferential array of the inner wall of the rotating ring 7, the limiting blocks 5 are in contact with the inner wall of the limiting grooves 8, the push rods 9 are fixed on the side surfaces of the rotating ring 7, and the push rods 9 extend to the outer side of the mounting seat 2, so that the plurality of limiting blocks 5 can be conveniently driven to slide, and the limiting blocks 5 can conveniently limit the alarm body 3.

As a technical optimization scheme of the utility model, one end of the push rod 9 is a sphere, so that the push rod 9 is conveniently pushed to move.

As a technical optimization scheme of the utility model, the two ends of the limiting groove 8 are inclined, so that the limiting block 5 is convenient to stably abut against the two ends of the limiting groove 8.

As a technical optimization scheme of the utility model, one end of the limiting block 5 is arc-shaped, and the limiting groove 8 pushes the limiting block 5 to slide.

When the alarm device is used, firstly, the mounting seat 2 is fixed on the ceiling 1 through bolt fixing or gluing and the like, then the alarm device body 3 is placed in the mounting groove 4, the limiting block 5 is lower than the bottom of the alarm device body 3, then the push rod 9 is rotated, one end of the push rod 9 is in a sphere shape, the push rod 9 is conveniently pushed, the push rod 9 drives the rotating ring 7 to rotate, therefore, the four limiting grooves 8 of the rotating ring 7 firstly abut against and push the four limiting blocks 5 to be close to each other while compressing the reset spring 6, then the push rod 9 is continuously rotated, the limiting blocks 5 can reversely slide to the other inclined end of the limiting grooves 8 under the action of the reset spring 6, at the moment, one end of the limiting blocks 5 is still positioned in the inner wall of the mounting groove 4, the bottom of the alarm device body 3 is abutted, the alarm device body 3 is conveniently and rapidly limited, the alarm device body 3 is conveniently mounted in the mounting groove 4, and is stable and reliable.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in 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 disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a fire alarm device, includes ceiling (1), mount pad (2) and alarm body (3), its characterized in that: the mounting base (2) is fixed in the bottom of ceiling (1), mounting groove (4) have been seted up on mount pad (2), alarm body (3) are installed in mounting groove (4), the inner wall circumference array sliding connection of mount pad (2) has four stopper (5), stopper (5) with be connected with reset spring (6) between mount pad (2), stopper (5) with the bottom of alarm body (3) is inconsistent, be equipped with actuating mechanism on mount pad (2).

2. The fire alarm device of claim 1, wherein: the driving mechanism comprises a rotating ring (7), limiting grooves (8) and a push rod (9), the rotating ring (7) is connected with the inner wall of the mounting seat (2) in a rotating mode, four limiting grooves (8) are formed in the circumferential array of the inner wall of the rotating ring (7), the limiting blocks (5) are in contact with the inner wall of the limiting grooves (8), the push rod (9) is fixed on the side face of the rotating ring (7), and the push rod (9) extends to the outer side of the mounting seat (2).

3. A fire alarm device according to claim 2, wherein: one end of the push rod (9) is a sphere.

4. A fire alarm device according to claim 2, wherein: both ends of the limiting groove (8) are inclined.

5. The fire alarm device of claim 1, wherein: one end of the limiting block (5) is arc-shaped.