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Explosion-proof audible and visual alarm easy to install

An acousto-optic alarm, simple technology, applied in the directions of support structure installation, installation board safety device, electrical transmission signal system, etc., can solve problems such as inconvenience in production and assembly, and achieve the effect of saving fixed steps

Pending Publication Date: 2019-12-17
哈尔滨东方报警科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Not easy to assemble

Method used

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  • Explosion-proof audible and visual alarm easy to install

Examples

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Embodiment 1

[0012] An explosion-proof sound and light alarm for easy installation, comprising an upper cover 5, a lower cover 10, and a lampshade 1; it is characterized in that: the top of the lower cover 10 is connected to the upper cover 5; the top of the upper cover 5 is connected to the lampshade 1; The inside of the lower cover 10 is provided with a buzzer 7, which is located at the spiral ring 8 below the buzzer 7; the top of the buzzer 7 is provided with a nylon column 6; the top of the dragon ball is connected to a fixing plate, and the top of the fixing plate is connected to a pillar, The top of the pillar is connected with a warning light; the fixed plate is provided with a control circuit board; the outer side of the upper cover 5 is provided with a waterproof joint 3; the connection between the lower cover 10 and the upper cover 5 is provided with a second sealing ring 9. A first sealing ring 2 is provided at the joint between the upper cover 5 and the lampshade 1; the nylon co...

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Abstract

The invention discloses an explosion-proof audible and visual alarm easy to install. The alarm comprises an upper cover, a lower cover and a lampshade. The top of the lower cover is connected with theupper cover; the top of the upper cover is connected with the lampshade; a buzzer is arranged in the lower cover, and a screw ring is positioned under the buzzer; a nylon column is arranged at the top of the buzzer; the top of the nylon column is connected with a fixing plate, the top of the fixing plate is connected with a supporting column, and the top of the supporting column is connected withan alarm lamp; a control circuit board is arranged on the fixed plate; a waterproof joint is arranged in the outer side of the upper cover; a second sealing ring is arranged at position where the lower cover and the upper cover are connected; a first sealing ring is arranged at position where the upper cover and the lampshade are connected; and the nylon column is fixedly connected with the fixedplate through a cross pan head screw. The circuit board is arranged between the upper shell and the lower shell, and the circuit board is extruded by the upper shell and the lower shell. A screw fastening step is omitted. The cost of part installation is reduced, and the assembly efficiency of the audible and visual alarm is greatly improved.

Description

technical field [0001] The invention relates to an easily assembled sound and light alarm. Background technique [0002] As the government and the masses pay more and more attention to safety production, they pay more and more attention to it. A variety of sound and light alarms are increasingly used by people in various environments of production and life. However, various audible and visual alarms are required to be able to sound and emit light, so there must be light-emitting elements and sound-emitting elements inside, and there are circuit boards to control them. The installation and fixing of the circuit board is generally fixed by multiple screws or screws. It is not convenient for production and assembly. Contents of the invention [0003] The present invention proposes at above deficiency just. The beneficial effect of the patent of the present invention is that the circuit board is placed between the upper and lower shells, and the circuit board is squeezed b...

Claims

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Application Information

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IPC IPC(8): G08B7/06H05K7/14
CPCG08B7/06H05K7/1417
Inventor 刘继龙王锡铜李春玉施立伟
Owner 哈尔滨东方报警科技有限公司
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