CN106310575A

CN106310575A - Signal feedback device for high-pressure extinguishing system

Info

Publication number: CN106310575A
Application number: CN201610799002.0A
Authority: CN
Inventors: 赵春颜; 唐红梅; 程俊琴; 齐慧茹
Original assignee: Beijing Beiji Mechanical and Electrical Industry Co Ltd
Current assignee: Beijing Beiji Mechanical and Electrical Industry Co Ltd
Priority date: 2016-08-31
Filing date: 2016-08-31
Publication date: 2017-01-11

Abstract

The invention discloses a signal feedback device for a high-pressure extinguishing system. The signal feedback device comprises a rubber socket, a binding post, a pressure switch, a capacitor and wires. A control box and an electric detonator serve as peripheral equipment. The two wires are connected between the binding post and the pressure switch in parallel and are correspondingly connected with a normally-open contact and a common terminal of the pressure switch. The wire on the common terminal is connected with the capacitor in series. The two wires are lead out of the electric detonator mounted on the rubber seat. A positive pole and a negative pole of the capacitor are each connected with one wire. The wire connected with the negative pole of the capacitor and one wire on the rubber socket are combined to from a connecting contact B. The other wire on the rubber socket is a contact C. The wire connected with the positive pole of the capacitor is a contact A. The three contacts are connected with the control box. The control box outputs the positive voltage to the contact A, the contact B is grounded, and the capacitor is in the charging state. By the adoption of the signal feedback device for the high-pressure extinguishing system, the working state of an extinguishing bottle can be precisely fed back to the system, and the system can precisely control whether the spare extinguishing bottle is started or not.

Description

A kind of signal ultramagnifier for high-pressure extinguishing systems

Technical field

The present invention relates to a kind of signal ultramagnifier, be specifically related to a kind of signal ultramagnifier for high-pressure extinguishing systems, belong to In electronic control technology field.

Background technology

High-pressure extinguishing systems is widely used in the environment such as inflammable explosive article warehouse and the precision instrument system of the easily generation condition of a fire, High-pressure extinguishing systems forms generally by multiple high-pressure extinction bottles and control circuit, can carry out repeatedly fire-fighting work, various Sensing equipment transmits a signal to control circuit after obtaining fire signal, control circuit realize the startup of high-pressure extinction device Controlling, control circuit ignites the electric detonator on high-pressure extinction bottle, electric detonator make after blowing bottleneck diaphragm extinguishing chemical ejection and then Complete fire-fighting work；The 50 milliseconds of internal feedbacks after the injection of high-pressure extinction bottle to control system signal, fire-fighting work to complete, system Not receiving the feedback signal of fire-suppression bottle, will start secondary and reinforce fire extinguishing, the fire-suppression bottle igniting other is put out a fire, it is ensured that the One time is by extinguishing chemical ejection fire extinguishing.

The at present signal ultramagnifier in high-pressure extinguishing systems, principle be mainly the conversion of mechanical action and the signal of telecommunication, i.e. Adding a microswitch on valve, draw a circuit, microswitch and the valve rod of valve or valve handle pass through certain mechanical shape Formula is connected, and the operating state of valve is reflected in microswitch, when valve closes certain state microswitch with regard to action, feedback Go out the signal of telecommunication, reach Central Control Room by circuit.This signal ultramagnifier, reaction is slow, it is impossible to judge whether fire extinguishing in time, if simultaneously Valve open do not have extinguishing chemical spray this ultramagnifier also can feedback signal, cause signal wrong report make Central Control Room be difficult to correct judge be No fire extinguishing.

Summary of the invention

In view of this, the invention provides a kind of signal ultramagnifier for high-pressure extinguishing systems, it is possible to accurately reflect height The state of pressure fire-suppression bottle is the most normal, goes out to system accurate feedback while fire extinguishing by accessing the electric capacity in circuit meanwhile The duty of fire-suppression bottle, enables a system to accurately control whether standby fire-suppression bottle starts.

A kind of signal ultramagnifier for high-pressure extinguishing systems, this ultramagnifier include rubber base, binding post, pressure switch, Electric capacity and wire, ancillary equipment is for controlling box and electric detonator；

Connecting two wires between described binding post and pressure switch side by side, a wire connects the normally opened of pressure switch and touches Point, another root wire connects the common port of pressure switch, connects an electric capacity of connecting on the wire of common port；It is arranged on rubber to insert Two wires drawn by electric detonator on seat, a piece wire of each connection on the both positive and negative polarity of electric capacity, connect wire and the rubber of electric capacity negative pole A wire on glue socket merges formation connecting terminal B, and on rubber socket, another root wire is contact C, connects capacitance cathode Wire be contact A, above three contact is connected with outside control box, controls box to A contact output positive voltage, and contact B connects Ground, electric capacity is in charged state；The position of bottleneck of fire-suppression bottle, bottle in normally opened contact correspondence high-pressure extinguishing systems in pressure switch The pressure during ejection of interior extinguishing chemical makes normally opened contact be in closure state.

Beneficial effect:

The present invention is able to ensure that the reliability ensureing fire extinguishing system, if high-pressure extinction bottle breaks down and can not put out a fire, Signal ultramagnifier can not interfere with being normally carried out of fire extinguishing by information accurate feedback to fire extinguishing system；Without fire extinguishing system In do not have signal ultramagnifier, high-pressure extinction bottle fault there is no ejecting extinguishing, system also will be considered that fire extinguishing completes.Therefore, the present invention Can accurately judge whether fire-suppression bottle works and whether put out a fire, prevent fire from judging the incalculable damage brought by accident.

Accompanying drawing explanation

Fig. 1 is the structure theory of constitution figure of the present invention.

Wherein, 1-pressure switch, 2-rubber socket, 3-electric capacity, 4-binding post, 5-wire I, 6-wire II, 7-wire III, 8-wire IV, 9-wire V, 10-wire VI.

Detailed description of the invention

Develop simultaneously embodiment below in conjunction with the accompanying drawings, describes the present invention.

As shown in Figure 1, the invention provides a kind of signal ultramagnifier for high-pressure extinguishing systems, this ultramagnifier includes Pressure switch 1, rubber socket 2, electric capacity 3, binding post 4, wire I 5, wire II 6, wire III 7, wire IV 8, wire V 9 and lead Line VI 10；

Wire I 5 and wire II 6 are connected between binding post 4 and pressure switch 1 side by side, and wire I 5 connects pressure switch 1 Normally opened contact and No. 3 contacts of binding post 4, wire II 6 connects common port and No. 2 contacts of binding post, the wire of pressure switch 1 One electric capacity 3 of series connection on II 6；The electric detonator that is arranged on rubber socket 2 draws wire V 9 and wire VI 10, electric capacity 3 positive and negative Extremely going up and draw wire III 7 and wire IV 8 respectively, the wire IV 8 connecting electric capacity 3 negative pole closes with the wire VI 10 on rubber socket 2 And forming connecting terminal B, the wire V 9 on rubber socket is contact C, and the wire III 7 connecting electric capacity 3 positive pole is contact A, above-mentioned Three contacts are connected with outside control box, control box and export positive voltage to A contact, and contact B ground connection, electric capacity 3 is in charging shape State；The position of bottleneck of the normally opened contact correspondence fire-suppression bottle in pressure switch, in bottle, pressure during extinguishing chemical ejection makes normally opened contact It is in closure state.

Operation principle: when the optical detecting gear being connected with control box detects the condition of a fire, control box and just exporting to C contact Voltage, ignites the electric detonator being connected with wire, and the diaphragm of fire-suppression bottle bottleneck blown by electric detonator, the ejection at a high speed of the extinguishing chemical in bottle, High velocity air impact makes the normally opened contact in pressure switch close, during now pressure switch accesses circuit, due to course of injection Middle pressure of the inside of a bottle is relatively big, and pressure switch 1 remains turned on, and causes the electric capacity in circuit to discharge, when the extinguishing chemical in bottle erupts Terminating, pressure of the inside of a bottle diminishes, and causes pressure switch 1 to disconnect so that electric capacity 3 recharges, and controls box and electric capacity 3 charging detected i.e. Think that the extinguishing chemical in bottle has sprayed.

In sum, these are only presently preferred embodiments of the present invention, be not intended to limit protection scope of the present invention. All within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. made, should be included in the present invention's Within protection domain.

Claims

1. the signal ultramagnifier for high-pressure extinguishing systems, it is characterised in that this ultramagnifier include rubber base, binding post, Pressure switch, electric capacity and wire, ancillary equipment is for controlling box and electric detonator；

Connecting two wires between described binding post and pressure switch side by side, a wire connects the normally opened contact of pressure switch, Another root wire connects the common port of pressure switch, connects an electric capacity of connecting on the wire of common port；It is arranged on rubber socket On electric detonator draw two wires, each on the both positive and negative polarity of electric capacity connect a wire, connect wire and the rubber of electric capacity negative pole A wire on socket merges formation connecting terminal B, and on rubber socket, another root wire is contact C, connects capacitance cathode Wire is contact A, and above three contact is connected with outside control box, controls box to A contact output positive voltage, contact B ground connection, Electric capacity is in charged state；The position of bottleneck of fire-suppression bottle in normally opened contact correspondence high-pressure extinguishing systems in pressure switch, in bottle Pressure during extinguishing chemical ejection makes normally opened contact be in closure state.