CN220469612U - Fireproof lock - Google Patents

Abstract

The utility model provides a fireproof lock, which has a simple design structure, can detect indoor fire hazards, can automatically open a door when the fire hazards occur, and improves safety usability.

Description

Fireproof lock

Technical Field

The utility model relates to the technical field of fireproof locks, in particular to a fireproof lock.

Background

The fireproof lock is mainly used for preventing fire, the common fireproof lock is mainly used for locking and unlocking the fireproof door, the fireproof lock body on the market is complex in design for the inclined tongue reversing structure, the direction of the inclined tongue is changed in the lock body, the existing lock tends to be intelligent, the fingerprint is used for identifying and then unlocking, and meanwhile, the fireproof lock has fireproof performance.

The existing fireproof lock does not have a fire alarming function, can not automatically open the fireproof lock when a fire occurs, needs a resident to unlock the fireproof lock by himself,

disclosure of Invention

Aiming at the defects in the prior art, the utility model solves the technical problems as follows: a fire lock is provided.

To achieve the above object, the present utility model provides:

the utility model provides a fireproof lock, including public shell and female shell, be provided with the baffle in the public shell, the left side of baffle is provided with smoke alarm, the right side of baffle is provided with push rod motor, be connected with the spring bolt on the output shaft of push rod motor, the lock tongue groove has been seted up on the female shell, spring bolt and lock tongue groove looks adaptation, be provided with the bracing piece between baffle and the public shell, slidable mounting has the elastic plate on the bracing piece, install the bumper bar on the elastic plate, the safe groove has been seted up on the female shell, bumper bar and safe groove looks adaptation, extrusion mechanism is installed to public shell internal rotation, extrusion mechanism is inconsistent with the elastic plate, be provided with the power in the public shell.

Preferably, the rear side of public shell is provided with the protective cover, is provided with the screw between protective cover and the public shell, and the outside of public shell and protective cover all are provided with fingerprint detector, are connected with the controller on the fingerprint detector.

Preferably, the elastic plate is fixedly provided with a spring, and the spring is fixedly arranged on the inner wall of the male shell.

Preferably, the extrusion mechanism comprises a cam, a manual lever is fixedly arranged on the cam, the manual lever is rotatably arranged on the protective cover, a handle is arranged on the outer side of the manual lever, an arc-shaped notch is formed in the elastic plate, and the cam is matched with the arc-shaped notch.

Preferably, a servo motor is fixedly arranged on the inner wall of the male shell, an electromagnetic clutch is arranged on an output shaft of the servo motor, and the electromagnetic clutch is connected with the manual rod.

Preferably, the protection cover is provided with a plurality of through holes, and the smoke alarm and the handle are movably connected with the through holes.

Compared with the prior art, the utility model has the advantages that:

1. the smoke alarm can detect indoor fire smoke, under normal conditions, the handle is reversed, the cam leaves the arc-shaped notch, the spring provides elasticity for the elastic plate through the spring, the elastic plate drives the safety lever to move and leave the safety groove, the push rod motor is controlled to reversely start the belt lock tongue to leave the lock tongue groove through the inner fingerprint detector, and the fixation between the male shell and the female shell can be relieved;

2. if fire or hidden danger occurs indoors, the smoke alarm gives an alarm when detecting fire smoke, the electromagnetic clutch is started, the servo motor drives the cam to reversely rotate to leave the elastic plate through the electromagnetic clutch, the lock tongue leaves the lock tongue groove, and the door can be automatically opened when the fire hidden danger occurs, so that the safety usability is improved;

the utility model has simple structure, can detect the hidden fire trouble in the room, can automatically open the door when the hidden fire trouble occurs, and improves the safety usability.

Drawings

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

FIG. 2 is a schematic cross-sectional view of FIG. 1 of the present design;

FIG. 3 is a schematic top view of a servo motor, electromagnetic clutch, cam, manual lever and handle in the present design;

fig. 4 is a schematic perspective view of a latch in the present design.

In the figure: 1. a male shell; 2. a parent shell; 3. a tongue locking groove; 4. a safety groove; 5. a partition plate; 6. a push rod motor; 7. a fingerprint detector; 8. a controller; 9. a smoke alarm; 10. a power supply; 11. a support rod; 12. an elastic plate; 13. an arc-shaped notch; 14. a cam; 15. a manual lever; 16. a bumper; 17. a spring; 18. a servo motor; 19. an electromagnetic clutch; 20. a handle; 21. a bolt; 22. a protective cover; 23. and a through hole.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings.

Referring to fig. 1-4, a fireproof lock comprises a male shell 1 and a female shell 2, wherein a partition board 5 is arranged in the male shell 1, a smoke alarm 9 is arranged on the left side of the partition board 5, a push rod motor 6 is arranged on the right side of the partition board 5, a lock tongue 21 is connected to an output shaft of the push rod motor 6, a lock tongue groove 3 is formed in the female shell 2, the lock tongue 21 is matched with the lock tongue groove 3, a supporting rod 11 is arranged between the partition board 5 and the male shell 1, an elastic plate 12 is slidably arranged on the supporting rod 11, a safety rod 16 is arranged on the elastic plate 12, a safety groove 4 is formed in the female shell 2, the safety rod 16 is matched with the safety groove 4, an extrusion mechanism is rotatably arranged in the male shell 1 and is in contact with the elastic plate 12, a power supply 10 is arranged in the male shell 1, a spring 17 is fixedly arranged on the elastic plate 12, and the spring 17 is fixedly arranged on the inner wall of the male shell 1; the spring 17 provides elasticity for the elastic plate 12, and the elastic plate 12 drives the safety lever 16 to leave the safety groove 4.

In the embodiment, a protective cover 22 is arranged at the rear side of the male shell 1, screws are arranged between the protective cover 22 and the male shell 1, fingerprint detectors 7 are arranged on the outer side of the male shell 1 and the protective cover 22, and a controller 8 is connected to the fingerprint detectors 7; the fingerprint detector 7 may detect a fingerprint.

In this embodiment, the extruding mechanism includes a cam 14, a manual lever 15 is fixedly installed on the cam 14, the manual lever 15 is rotatably installed on a protective cover 22, a handle 20 is installed on the outer side of the manual lever 15, an arc gap 13 is formed on the elastic plate 12, and the cam 14 is adapted to the arc gap 13; the cam 14 contacts with the arc notch 13, so that the stability of the collision of the elastic plate 12 can be ensured.

In the embodiment, a servo motor 18 is fixedly arranged on the inner wall of the male shell 1, an electromagnetic clutch 19 is arranged on an output shaft of the servo motor 18, and the electromagnetic clutch 19 is connected with a manual lever 15; the electromagnetic clutch 19 is started, and the servo motor 18 drives the cam 14 to rotate through the electromagnetic clutch 19.

In the embodiment, a plurality of through holes 23 are formed in the protective cover 22, and the smoke alarm 9 and the handle 20 are movably connected with the through holes 23; the smoke alarm 9 is used for detecting fire hazards indoors.

Working principle: when in use, the male shell 1 is embedded on a door, the handle 20 and the protective cover 22 are positioned on the outer side, the fingerprint detector 7 on the front side of the male shell 1 is positioned on the outer side, the female shell 2 is embedded on a door frame, when the door is closed, the lock tongue 21 is driven by the extrusion push rod motor 6 to drive the lock tongue 21 to retract into the male shell 1, then is aligned with the lock tongue groove 3 and flicked into the lock tongue groove 3, the male shell 1 and the female shell 2 can be locked, the door is further connected with the door frame, the handle 20 is rotated clockwise to drive the manual lever 15 to rotate, the manual lever 15 drives the cam 14 to rotate, the cam 14 extrudes the elastic plate 12 to move, the cam 14 is aligned with the arc notch 13, the elastic plate 12 drives the safety lever 16 to be inserted into the safety groove 4, so that the door can be used for detecting indoor fire smoke through the smoke alarm 9, under normal conditions, the handle 20 is reversed, the cam 14 leaves the arc-shaped notch 13, the spring 17 provides elasticity for the elastic plate 12, the elastic plate 12 drives the safety lever 16 to move and leave the safety groove 4, the push rod motor 6 is controlled by sensing through the fingerprint detector 7 on the inner side to reversely start the belt lock tongue 21 to leave the lock tongue groove 3, the fixation between the male shell 1 and the female shell 2 can be relieved, if a fire disaster or hidden danger occurs indoors, the smoke alarm 9 gives out an alarm when detecting fire smoke, the electromagnetic clutch 19 is started, the servo motor 18 drives the cam 14 to reversely leave the elastic plate 12 through the electromagnetic clutch 19, the lock tongue 21 leaves the lock tongue groove 3, the door can be automatically opened when the fire disaster hidden danger occurs, and the safety usability is improved.

The utility model is not limited to the above-mentioned best mode, any person can obtain other various products under the teaching of the utility model, but any change in shape or structure is within the scope of protection of the utility model, and all the technical schemes are the same or similar to the utility model.

Claims (7)

1. The utility model provides a fireproof lock, includes public shell (1) and female shell (2), its characterized in that: be provided with baffle (5) in public shell (1), the left side of baffle (5) is provided with smoke alarm (9), the right side of baffle (5) is provided with push rod motor (6), be connected with spring bolt (21) on the output shaft of push rod motor (6), set up lock tongue groove (3) on female shell (2), spring bolt (21) and lock tongue groove (3) looks adaptation, be provided with bracing piece (11) between baffle (5) and public shell (1), slidable mounting has elastic plate (12) on bracing piece (11), install bumper bar (16) on elastic plate (12), set up safe groove (4) on female shell (2), bumper bar (16) and safe groove (4) looks adaptation, extrusion mechanism is installed in public shell (1) internal rotation, extrusion mechanism is inconsistent with elastic plate (12).

2. A fire lock as defined in claim 1, wherein: the utility model discloses a fingerprint sensor, including public shell (1), protection lid (22) are provided with the rear side of public shell (1), are provided with the screw between protection lid (22) and public shell (1), and the outside of public shell (1) and protection lid (22) are last all to be provided with fingerprint sensor (7), are connected with controller (8) on fingerprint sensor (7).

3. A fire lock as defined in claim 1, wherein: the elastic plate (12) is fixedly provided with a spring (17), and the spring (17) is fixedly arranged on the inner wall of the male shell (1).

4. A fire lock as defined in claim 1, wherein: the extrusion mechanism comprises a cam (14), a manual lever (15) is fixedly installed on the cam (14), the manual lever (15) is rotatably installed on a protective cover (22), a handle (20) is installed on the outer side of the manual lever (15), an arc-shaped notch (13) is formed in the elastic plate (12), and the cam (14) is matched with the arc-shaped notch (13).

5. A fire lock as defined in claim 4, wherein: a servo motor (18) is fixedly arranged on the inner wall of the male shell (1), an electromagnetic clutch (19) is arranged on an output shaft of the servo motor (18), and the electromagnetic clutch (19) is connected with a manual lever (15).

6. A fire lock as defined in claim 1, wherein: a power supply (10) is arranged in the male shell (1).

7. A fire lock as claimed in claim 2, wherein: the protective cover (22) is provided with a plurality of through holes (23), and the smoke alarm (9) and the handle (20) are movably connected with the through holes (23).