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Fire-fighting access lock and alarm system thereof

A technology of fire exit and alarm system, applied in the field of fire doors, can solve the problems of inaccurate identification and single alarm function, achieve the effect of convenient use, avoid false alarms and false alarms, and ensure normal business operations

Pending Publication Date: 2020-11-17
温州杜肯五金有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Use the CPU to judge the problem of inaccurate identification and single alarm function of the unlock signal

Method used

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  • Fire-fighting access lock and alarm system thereof
  • Fire-fighting access lock and alarm system thereof
  • Fire-fighting access lock and alarm system thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0039] Below in conjunction with accompanying drawing, the present invention will be further described with specific embodiment,

[0040] Such as Figure 1-5 As shown, the fire exit lock 3 is composed of a lock head and a lock body. The lock body includes a lock rod 31 and a push rod 32. The push rod 32 is connected to the lock rod 31. The two are connected by a reset mechanism. After the rod 32 is pressed down every time, it will return to its original position under the action of the reset mechanism, and the lock end is composed of a lock end base plate 33 and a support 34, on which the first bearing pin 35 and the second bearing pin are connected. 37, the first pin shaft 35 is connected with a dead bolt 36, the second pin shaft 37 is connected with an upper transmission bar 38, and the upper transmission bar 38 will drive the dead bolt 36 to retract when it rotates, and the upper transmission bar 38 is received by the push rod at the same time. 32 control, that is, when th...

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PUM

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Abstract

The invention belongs to the technical field of fireproof doors, and particularly relates to a fire-fighting access lock and an alarm system thereof. The fire-fighting access lock is mainly composed of two parts of a lock body and a lock head, and a lock tongue on the lock head can be mechanically opened through a push rod on the lock body and can also be opened through an electric actuating mechanism on the lock head. According to the fire-fighting access lock and the alarm system thereof, and the external signal input is received through a signal processor arranged in the lock body, meanwhile the condition of the opening state of the fire-fighting access lock is additionally judged by means of signals of a lock tongue signal switch and a door magnetic signal switch, a proper alarm is given out for reminding, false alarm and wrong alarm are avoided, and normal operation of places such as markets or supermarkets is guaranteed to the maximum extent.

Description

technical field [0001] The invention belongs to the technical field of fire doors, in particular to a fire exit lock and an alarm system thereof. Background technique [0002] A fire door is a door that meets the requirements of fire resistance stability, integrity and thermal insulation for a certain period of time. It is a fire-resistant partition with certain fire resistance located in fire compartments, evacuation stairwells, vertical shafts, etc. In addition to the function of ordinary doors, fire doors also have the function of preventing the spread of fire and smoke. It can prevent the spread of fire within a certain period of time and ensure the evacuation of people. [0003] The fire exit lock is an important part of the fire door, also known as the push rod lock. Prevent outsiders from entering without permission, while allowing insiders to go out in an emergency. People in the building can open the fire door by pushing the fire exit lock with any part of the bo...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E05B47/00E05B17/22E05B47/06E05B45/06E05B15/10E05B15/00
CPCE05B47/0012E05B47/023E05B17/22E05B47/0603E05B45/06E05B15/10E05B15/00E05B2047/002E05B2047/0086
Inventor 伏振峰李军旗林陈舜雷静姜雷
Owner 温州杜肯五金有限公司
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