CN219285800U

CN219285800U - Fire alarm equipment for building

Info

Publication number: CN219285800U
Application number: CN202320174946.4U
Authority: CN
Inventors: 熊灿巍
Original assignee: Shenzhen Shankang Electronic Technology Co ltd
Current assignee: Shenzhen Shankang Electronic Technology Co ltd
Priority date: 2023-02-10
Filing date: 2023-02-10
Publication date: 2023-06-30
Anticipated expiration: 2033-02-10

Abstract

The utility model discloses fire alarm equipment for a building, which relates to the technical field of fire alarms and comprises a rear shell, wherein a circuit connecting seat is fixedly arranged on the inner side of the rear shell, a front cover is arranged at the front end of the rear shell, a plurality of buckles are fixedly arranged on the inner side of the front cover, the front cover is fixedly arranged at the front end of the rear shell through the buckles, an operation through groove is formed in the front end of the front cover, first sliding ports are formed in the front covers positioned at two sides of the operation through groove, and locking holes are formed in the front covers positioned below the operation through groove. Two movable pull rods are movably arranged on two sides of the pressing plate, the pull rods can be pulled down to move by means of pull plates on the second connecting rods, and then when the alarm is used, the two pull rods can be pulled down to move according to prompts, and then the limiting block is enabled not to limit the pull rods, the pressing plate can be pressed down, the contact buttons are pressed to trigger the alarm, and the one-step mistaken touch prevention structure is added to prevent curiosity people or children from maliciously pressing under the condition that the pressing alarm is not affected.

Description

Fire alarm equipment for building

Technical Field

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

Background

In modern building construction, a red fire alarm is often seen to be installed on a wall, and an alarm is assisted to be configured, so that when a fire disaster occurs in the building, an alarm service can be provided by pressing the fire alarm, and control indoor personnel are notified to carry out fire alarm treatment;

the long-term fire alarm in life is that a resettable pressing plate is arranged in an alarm shell, when the fire alarm is used, the pressing plate is pressed hard, a button in the alarm can be pressed, and then fire alarm is triggered.

Disclosure of Invention

The utility model aims to provide a fire alarm device for a building, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a fire alarm device for building, includes the backshell, the inboard fixed mounting of backshell has the circuit connecting seat, the backshell front end is equipped with the protecgulum, the inboard fixed mounting of protecgulum has a plurality of buckles, the protecgulum passes through buckle fixed mounting at the backshell front end, the operation through groove has been seted up to the protecgulum front end, is located the front cover of operation through groove both sides position has all seted up first sliding port, is located the lockhole has been seted up to the protecgulum of operation through groove below position, still fixed mounting has the main control board box in the protecgulum, front end fixed mounting has the contact button, contact button fixed mounting is on the circuit board in the main control board box, main control board box front end still movable mounting has the clamp plate, clamp plate for main control board box one side fixed mounting has two installing frames, movable mounting has the pull rod in the installing frame.

As a further optimization scheme of the utility model, two first mounting grooves are formed in the main control board box, a limiting block is fixedly arranged on the main control board box positioned below the first mounting grooves, a second mounting groove is formed in the main control board box positioned below the contact button, a fixing rod is fixedly arranged in the second mounting groove, and an L-shaped lock tongue rod is movably arranged in the second mounting groove.

As a further optimization scheme of the utility model, a fixed shaft is fixedly arranged at one end of the L-shaped lock tongue rod, a displacement through groove is formed in the transverse part of the L-shaped lock tongue rod, the L-shaped lock tongue rod is rotatably arranged in the second mounting groove through the fixed shaft, the displacement through groove is installed on the fixed rod in a penetrating manner, and a first compression spring is sleeved on the fixed rod between the L-shaped lock tongue rod and the bottom of the second mounting groove.

As a further optimization scheme of the utility model, the upper positions of the two sides of the pressing plate are fixedly provided with the first connecting rods, one side of each first connecting rod is fixedly provided with the fixed shaft, and the first connecting rods are rotatably arranged in the corresponding first mounting grooves through the fixed shafts.

As a further optimization scheme of the utility model, two second sliding ports are formed in the pressing plate, the front end of the mounting frame is installed in the second sliding ports in a penetrating manner, and two limiting rods are fixedly installed at the top in the mounting frame.

As a further optimization scheme of the utility model, two mounting jacks are formed in two pull rods, the pull rods are installed on two corresponding limiting rods in a penetrating mode through the mounting jacks, a second compression spring is sleeved on the limiting rod located between the pull rods and the inner bottom of the mounting frame, the other ends of the two pull rods respectively penetrate through corresponding first sliding openings to extend to the front end of the front cover, a second connecting rod is fixedly connected between the two pull rods, a pull plate is arranged on the second connecting rod, a rotating hole is formed in the pull plate, and the pull plate is installed on the second connecting rod in a rotating mode through the rotating hole.

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

according to the fire alarm device for the building, two movable pull rods are movably arranged on two sides of the pressing plate, the pull rods can be pulled down to move by means of the pull plates on the second connecting rods, and further when the alarm is used, the two pull rods can be pulled down to move according to prompts, the limiting block is further used for limiting the pull rods, the pressing plate can be pressed down, the contact buttons are pressed to trigger the alarm, and the one-step mistaken touch prevention structure is added to prevent curiosity persons or children from being maliciously pressed under the condition that the pressing alarm is not affected.

Drawings

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

FIG. 2 is a front cover structure exploded view of the present utility model;

FIG. 3 is an enlarged view of FIG. 2 at A;

fig. 4 is an enlarged view at B in fig. 2.

In the figure: 1. a rear case; 2. a circuit connecting seat; 3. a front cover; 4. a buckle; 5. operating the through groove; 6. a first sliding port; 7. a lock hole; 8. a main control board box; 9. a contact button; 10. a pressing plate; 11. a mounting frame; 12. a pull rod; 13. a first mounting groove; 14. a limiting block; 15. a second mounting groove; 16. a first connecting rod; 17. l-shaped spring bolt rod; 18. a fixed shaft; 19. a displacement through groove; 20. a fixed rod; 21. a first compression spring; 22. a limit rod; 23. a second compression spring; 24. installing a jack; 25. a second connecting rod; 26. pulling a plate; 27. a turning hole; 28. and a second sliding port.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-4, the fire alarm device for a building provided by the utility model comprises a rear shell 1, wherein a circuit connecting seat 2 is fixedly arranged on the inner side of the rear shell 1, a front cover 3 is arranged at the front end of the rear shell 1, a plurality of buckles 4 are fixedly arranged on the inner side of the front cover 3, the front cover 3 is fixedly arranged at the front end of the rear shell 1 through the buckles 4, an operation through groove 5 is formed in the front end of the front cover 3, first sliding openings 6 are formed in the front cover 3 positioned at two sides of the operation through groove 5, a lock hole 7 is formed in the front cover 3 positioned below the operation through groove 5, a main control board box 8 is fixedly arranged in the front cover 3, a contact button 9 is fixedly arranged on a circuit board in the main control board box 8, a pressing plate 10 is movably arranged at the front end of the main control board box 8, two mounting frames 11 are fixedly arranged on one sides of the pressing plate 10 relative to the main control board box 8, and a pull rod 12 is movably arranged in the mounting frames 11.

Two first mounting grooves 13 are formed in the main control board box 8, a limiting block 14 is fixedly mounted on the main control board box 8 positioned below the first mounting grooves 13, a second mounting groove 15 is formed in the main control board box 8 positioned below the contact button 9, a fixed rod 20 is fixedly mounted in the second mounting groove 15, an L-shaped lock tongue rod 17 is movably mounted in the second mounting groove 15, a fixed shaft 18 is fixedly mounted at one end of the L-shaped lock tongue rod 17, a displacement through groove 19 is formed in the transverse part of the L-shaped lock tongue rod 17, the L-shaped lock tongue rod 17 is rotatably mounted in the second mounting groove 15 through the fixed shaft 18, the displacement through groove 19 is installed on the fixed rod 20 in a penetrating manner, a first compression spring 21 is sleeved on the fixed rod 20 positioned between the L-shaped lock tongue rod 17 and the bottom of the second mounting groove 15, the upper positions of two sides of the pressing plate 10 are fixedly provided with the first connecting rods 16, one side of each first connecting rod 16 is fixedly provided with a fixed shaft 18, each first connecting rod 16 is rotatably arranged in the corresponding first mounting groove 13 through the corresponding fixed shaft 18, two second sliding ports 28 are formed in the pressing plate 10, the front ends of the mounting frames 11 are installed in the second sliding ports 28 in a penetrating manner, the top of the mounting frames 11 is fixedly provided with two limiting rod 22, the mounting frames 11 are installed in the pressing plate 10 in a penetrating manner, the two limiting rods 22 installed in the mounting frames 11 can be used for installing the pull rods 12, and the effect of resetting the pull rods 12 can be achieved through the second compression springs 23;

two mounting jacks 24 are formed in the two pull rods 12, the pull rods 12 are installed on the two corresponding limiting rods 22 in a penetrating mode through the mounting jacks 24, a second compression spring 23 is sleeved on the limiting rods 22 located between the pull rods 12 and the inner bottoms of the mounting frames 11, the other ends of the two pull rods 12 respectively penetrate through the corresponding first sliding openings 6 to extend to the front ends of the front covers 3, a second connecting rod 25 is fixedly connected between the two pull rods 12, a pull plate 26 is arranged on the second connecting rod 25, a rotating hole 27 is formed in the pull plate 26, the pull plate 26 is installed on the second connecting rod 25 in a rotating mode through the rotating hole 27, the two pull rods 12 capable of being pulled limit the pull plate by means of the two limiting blocks 14 at the front ends of the main control board boxes 8, and further, malicious or false touches such as curiosity persons or children can be prevented from pressing the pressing plate 10 to trigger an alarm under normal conditions.

It should be noted that, the present utility model is a fire alarm device for building, when the pressing plate 10 is pressed to trigger an alarm, according to the operation information printed on the front end of the front cover 3, the two pull rods 12 are synchronously pulled down through the pull plate 26 and the second connecting rod 25, so that the two pull rods 12 respectively move up and down at the corresponding limit rods 22 through the mounting jacks 24 on one side, and the second compression springs 23 on the limit rods 22 are compressed towards the inner bottom of the mounting frame 11, so that one end of the two pull rods 12 synchronously moves to the lower position of the corresponding limiting block 14, the limiting block 14 is not limited on the pull rod 12, then, the pressing plate 10 can be pressed by taking the rotating hole 27 as an axis center on the second connecting rod 25, so that the pressing plate 10 drives the first connecting rod 16 to rotate in the corresponding first mounting groove 13, and the pressing plate 10 presses the contact button 9 on the front end of the main control plate box 8, and simultaneously, the lower end of the pressing plate 10 presses one end of the L-shaped rod 17 towards the inner side of the mounting frame 11, so that the L-shaped rod 17 is pressed in the second fixing shaft 18, and the pressing plate 17 is continuously pressed in the direction of the pressing plate 10 towards the direction of the pressing plate 10, and then, the pressing plate 10 is continuously pressed by the pressing the contact button 9.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a fire alarm device for building, includes backshell (1), backshell (1) inboard fixed mounting has circuit connecting seat (2), backshell (1) front end is equipped with protecgulum (3), protecgulum (3) inboard fixed mounting has a plurality of buckles (4), protecgulum (3) are through buckle (4) fixed mounting at backshell (1) front end, operation logical groove (5) have been seted up to protecgulum (3) front end, are located first sliding port (6) have all been seted up to protecgulum (3) of operation logical groove (5) both sides position, are located lockhole (7) have been seted up to protecgulum (3) of operation logical groove (5) below position, its characterized in that: still fixed mounting has main control board box (8) in protecgulum (3), front end fixed mounting has contact button (9), contact button (9) fixed mounting is on the circuit board in main control board box (8), main control board box (8) front end still movable mounting has clamp plate (10), clamp plate (10) have two installing frame (11) for main control board box (8) one side fixed mounting, movable mounting has pull rod (12) in installing frame (11).

2. A fire alarm device for a building according to claim 1, wherein: two first mounting grooves (13) are formed in the main control board box (8), limiting blocks (14) are fixedly mounted on the main control board box (8) located below the first mounting grooves (13), second mounting grooves (15) are formed in the main control board box (8) located below the contact buttons (9), fixing rods (20) are fixedly mounted in the second mounting grooves (15), and L-shaped lock tongue rods (17) are movably mounted in the second mounting grooves (15).

3. A fire alarm device for a building according to claim 2, wherein: the utility model discloses a novel lock with the fixed axle, including L shape spring bolt pole (17), fixed axle (18) are fixed to L shape spring bolt pole (17) one end, displacement through groove (19) have been seted up to L shape spring bolt pole (17) transverse portion, L shape spring bolt pole (17) are installed in second mounting groove (15) through fixed axle (18) rotation, just displacement through groove (19) alternate to be installed on dead lever (20), are located cover on dead lever (20) between L shape spring bolt pole (17) and second mounting groove (15) bottom is equipped with first compression spring (21).

4. A fire alarm device for a building according to claim 3, wherein: the pressing plate is characterized in that first connecting rods (16) are fixedly arranged at the positions above two sides of the pressing plate (10), a fixed shaft (18) is fixedly arranged on one side of each first connecting rod (16), and the first connecting rods (16) are rotatably arranged in corresponding first mounting grooves (13) through the fixed shafts (18).

5. A fire alarm device for a building according to claim 4, wherein: two second sliding ports (28) are formed in the pressing plate (10), the front end of the mounting frame (11) is installed in the second sliding ports (28) in a penetrating mode, and two limiting rods (22) are fixedly installed at the inner top of the mounting frame (11).

6. A fire alarm device for a building according to claim 5, wherein: two install jack (24) have been seted up in pull rod (12), pull rod (12) are installed on two gag lever posts (22) that correspond through install jack (24) interlude, and are located on gag lever post (22) between pull rod (12) and the interior bottom of installing frame (11) the cover is equipped with second compression spring (23), two the pull rod (12) other end is passed respectively corresponding first sliding port (6) and is extended to protecgulum (3) front end, two fixedly connected with second connecting rod (25) between pull rod (12), be equipped with arm-tie (26) on second connecting rod (25), turn round hole (27) have been seted up in arm-tie (26), just arm-tie (26) are installed on second connecting rod (25) through turn round hole (27) rotation.