CN215646947U

CN215646947U - Sound amplifying telephone for emergency stop of stay wire

Info

Publication number: CN215646947U
Application number: CN202022378885.2U
Authority: CN
Inventors: 殷允忠; 褚大雷; 杨帆; 陈福秀
Original assignee: Zaozhuang Kaier Industrial Co ltd
Current assignee: Zaozhuang Kaier Industrial Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2022-01-25
Anticipated expiration: 2030-10-22

Abstract

The utility model belongs to the technical field of mine equipment, and particularly relates to a guy wire sudden stop audio-amplifying telephone. A pull-cord sudden stop sound amplifying telephone comprises a pull-cord sudden stop device, an indicator light, a voice board, a call dotting button, a microphone assembly, a cable socket and a shell; the shell is provided with a microphone assembly, a call dotting button and an emergency stop button; indicator lamps and cable sockets are arranged on two sides of the shell; one side of the shell is provided with a stay wire emergency stop device; the pull wire emergency stop device comprises a pull wire device, a reset device, a pull wire shell, a microswitch and a fixed shaft; the wire drawing device comprises a wire drawing rod, a shaft sleeve and a spring; the reset device comprises a reset pin and a spring; the micro switch is fixed on the fixed shaft; the fixed shaft is fixed in the cavity of the stay wire shell. The lower computer realizes the intellectualization of the public address telephone, can detect various states of a safety loop, and is provided with double safety protection measures, one is an emergency stop button, and the other is a wire pulling device, so as to prevent larger accidents.

Description

Sound amplifying telephone for emergency stop of stay wire

Technical Field

The utility model belongs to the technical field of mine equipment, and particularly relates to a guy wire sudden stop audio-amplifying telephone.

Background

With the progress of mine modernization mining technology and the requirement of production development, belt conveyors are widely applied, belt protection is a very important link in a centralized control protection system of the belt conveyors, and once the belt is shut down due to system failure and abnormal damage of main components occurs, the production operation efficiency is affected. More and more mobile or semi-mobile production equipment and mobile operation posts change at any time, and a large amount of random information flow reflecting the production line is urgently needed to be included in the command and decision range of mine production scheduling. Due to the particularity of the underground environment of the coal mine, the existing communication device can only meet the requirement of language communication and cannot realize a certain control effect on the belt conveyor. If the underground condition is very urgent, the ground and the mine are far away from the emergency stop switch position from the perspective of safety and production, and when the locking button cannot be pressed down in time, the safety production accident can occur, and the injury and death of underground operators or the great property loss are caused.

The utility model integrates three functions of broadcast talkback, call signal communication, emergency stop locking and the like, meets the requirement of failure and timely stop, and provides the public address telephone which has the advantages of high communication speed, timely information acquisition and feedback, good real-time property, double safety protection measures, compact structure and convenient installation and debugging.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: aiming at the defects in the prior art, the pull-cord sudden-stop public address telephone is high in communication speed, timely in information acquisition and feedback, good in real-time performance, compact in structure, convenient to install and debug, and has double safety protection measures.

In order to solve the technical problems, the technical scheme of the utility model is as follows:

a pull-cord sudden stop sound amplifying telephone comprises a pull-cord sudden stop device, an indicator light, a voice board, a call dotting button, a microphone assembly, a cable socket and a shell;

the shell is provided with a microphone assembly, a call dotting button and an emergency stop button; indicator lamps are arranged on two sides of the shell; a stay wire emergency stop device is arranged on one side of the shell;

the stay wire emergency stop device comprises a stay wire device, a reset device, a stay wire shell, a microswitch, a fixed shaft and a locking module; the wire drawing device comprises a wire drawing rod, a shaft sleeve is sleeved on the wire drawing rod, and a spring is sleeved at the top end of the wire drawing rod; the reset device comprises a reset pin, and the reset pin is also sleeved with a spring; the micro switch is fixed on the fixed shaft; the fixed shaft is fixed in the cavity of the stay wire shell; the pull wire device is placed at two ends of the pull wire shell, and the reset device is fixed at the front end of the pull wire shell.

Preferably, the lower side of the shell is provided with a loudspeaker and a locking module; the indicator light is in electrical signal connection with the locking module.

Preferably, the speaker, the call dotting button and the microphone assembly are electrically connected with a voice board; the emergency stop button is connected with the microswitch and the locking module in the pull wire device.

Due to the adoption of the technical scheme, the utility model has the beneficial effects that:

the pull rod can be pulled left and right on the pull shell, and the reset pin can be pulled back and forth on the pull shell; the original state pull rod is arranged in a clamping groove of the reset pin, when the pull rod is pulled, the reset pin moves left and right in the spring to generate displacement, the micro switch is touched, the on-off of the main control machine is controlled by utilizing a normally closed contact and a normally open contact of the micro switch, the self-locking device stops working, otherwise, when the reset pin is pulled by hands, the contact of the micro switch acts again, and the state is restored after the contact is restored.

The lower computer realizes the intellectualization of the public address telephone, can detect various states of a safety loop, and the public address telephone is provided with double safety protection measures, one is an emergency stop button, the other is a wire pulling device, when a fault occurs and the emergency stop button cannot be pressed, the emergency stop button can be pressed by pulling the wire device along the line, once the emergency stop button is arranged, the related operation equipment stops operating, and the lower computer has the function of pulling a steel wire rope connected with the emergency stop switch to force a belt to stop when an inspector finds the fault or the hidden trouble at a position of an adhesive tape and a orange wire, so as to prevent a larger accident.

Drawings

FIG. 1 is a schematic structural diagram of a pull-off emergency stop audio-visual telephone according to the present invention;

FIG. 2 is a schematic cross-sectional view of a pull-off emergency stop audio-visual telephone according to the present invention;

FIG. 3 is a schematic structural view of a wire pulling emergency stop device provided by the present invention;

in the figure: the emergency stop device comprises a shell 1, an emergency stop button 2, a stay wire emergency stop device 3, a microphone assembly 4, a loudspeaker 5, a talking click button 6, a microswitch 7, an indicator light 8, a voice board 9, a stay wire rod 10, a shaft sleeve 11, a spring 12, a reset pin 13 and a fixed shaft 14.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Fig. 1 and 2 are schematic structural views of a pull-cord scram loud-speaker phone provided by the present invention, and for convenience of explanation, the present invention provides only structural parts related to the present invention.

As shown in fig. 1 and 2, the pull-off emergency loud-speaker phone comprises a pull-off emergency stop device 3, an indicator light 8, a voice board 9, a call dotting button 6, a microphone assembly 4, a cable socket and a shell 1;

the shell 1 is provided with a microphone component 4, a call dotting button 6 and an emergency stop button 2; two sides of the shell 1 are provided with an indicator light 8 and a cable socket; a stay wire emergency stop device 3 is arranged on one side of the shell 1;

as shown in fig. 3, the wire pulling emergency stop device 3 comprises a wire pulling device, a reset device, a wire pulling shell 1, a microswitch 7, a fixed shaft 14 and a locking module; the wire drawing device comprises a wire drawing rod 10, a shaft sleeve 11 and a spring 12; the reset device comprises a reset pin 13 and a spring 12; the microswitch 7 is fixed on the fixed shaft 14; the fixed shaft 14 is fixed in the cavity of the stay wire shell 1; the pull line device is arranged at two ends of the pull line shell 1, and the reset device is fixed at the front end of the pull line shell 1.

The wire pulling rod 10 can be pulled left and right on the wire pulling shell 1, and the reset pin 13 can be pulled back and forth on the wire pulling shell 1; the original state pull rod 10 is in the draw-in groove of the reset pin 13, when the pull rod 10 is pulled, the reset pin 13 moves left and right in the spring 12 to generate displacement, the micro switch 7 is touched, the on-off of the main control machine is controlled by utilizing the normally closed contact and the normally open contact of the micro switch 7, the self-locking device stops working, otherwise, when the reset pin 13 is pulled by hand, the contact of the micro switch 7 acts again, and the state is recovered after the contact is recovered.

The lower side of the shell 1 is provided with a loudspeaker 5 and a locking module; the indicator light 8 is in electrical signal connection with the latching module.

The loudspeaker 5, the call dotting button 6 and the microphone assembly 4 are electrically connected with the voice board 9; the emergency stop button 2 is connected with a microswitch 7 and a locking module in the wire pulling device.

The lower computer realizes the intellectualization of the public address telephone, can detect various states of a safety loop, and the public address telephone is provided with double safety protection measures, one is an emergency stop button 2, the other is a pull device, when a fault occurs and the emergency stop button 2 cannot be pressed, the pull device can press the emergency stop button 2, once the emergency stop button 2 is arranged, the relevant operation equipment stops operation, and the lower computer has the function of pulling a steel wire rope connected with the emergency stop switch to force a belt to stop when an inspection worker finds the fault or the hidden trouble at the position of the adhesive tape orange wire, so as to prevent larger accidents.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. A pull-cord emergency stop sound amplifying telephone is characterized by comprising a pull-cord emergency stop device, an indicator light, a voice board, a call dotting button, a microphone component, a cable socket and a shell;

the shell is provided with a microphone assembly, a call dotting button and an emergency stop button; indicator lamps and cable sockets are arranged on two sides of the shell; a stay wire emergency stop device is arranged on one side of the shell;

2. The pull-cord scram loud-speaker phone of claim 1 wherein a speaker and a locking module are provided at the lower side of the housing; the indicator light is in electrical signal connection with the locking module.

3. The pull-off emergency stop audio amplifying telephone according to claim 2, wherein said speaker, said talking click button and said microphone assembly are electrically connected to a voice board; the emergency stop button is connected with the microswitch and the locking module in the pull wire device.