CN2269226Y - High intelligent fully automatic scanning positioning alarm and fire-fighting device - Google Patents

Abstract

The utility model relates to fire-fighting equipment, particularly a fully automatic and logic-control mechanic-electricity integral fire-fighting device; a main body is hung on a main shaft; the contact surface is provided with a sealing device; a transverse is vertical to the main shaft and transversely penetrates through the main body, and the contact surface is provided with a sealing device; the contact heads of the motor, a shell body and an electric brush are fixed to the main body; a sliding ring of a gear electric brush is fixed to the main shaft; the gear, the sliding ring of the electric brush, and the vertical scanner of a spray head are fixed to the transverse shaft; a main body chamber is sealed by a sealing block. The light sensitivity component and smoke sensitivity component which are arranged in the utility model trigger mechanical motion; the utility model which finds smoke and water automatically tracks to spray water or to spray fire extinguishment agent timely eliminates fire.

Description

High intellect automatically scanning positioning and alarming fire extinguisher

The utility model relates to a kind of fire-fighting equipment, particularly a kind of electromechanical integration fire extinguisher of full-automatic, logic control.

Existing Automatic Fire Extinguisher has: automatic fire extinguishing water device of fountain and fully-automatic intelligent fire extinguisher.The automatic fire extinguishing water device of fountain is to utilize fire sensor and heat-sensitive element to start watering after on fire, and shower nozzle and interlocking equipment are implemented fire extinguishing to the space of monitoring.Its monitoring space is little, dead angle, fire extinguishing dynamics deficiency are arranged, reaction speed is slow, network complexity, cost height are installed, are difficult for the fully-automatic intelligent fire extinguisher of management and maintenance, have following shortcoming on Machine Design and Electronic Control: 1. brush is located at and leaks easily below the stator and cause short circuit; 2. shower nozzle adopts connecting rod to drive its complex structure; 3. adopt photoelectric tube to make sensor, do not have anti-interference; 4. only adopt the quick detector of cigarette on starting and be positioned in the body, the prison that has limited the fire extinguisher installing space turns round and look at scope; 5. just to the simple amplification and the output of optical signal, no antijamming capability causes mistake spray wrong report action to electronic control circuit.

The purpose of this utility model is to provide a kind of suspension fixed fire extinguisher, triggers mechanical action by light, thick of the cigarette induction that is provided with in it, finds cigarette, fire back from the motion tracking water spray, or the agent of spray quench, reaches the purpose of the fire of nipping in the bud.

The purpose of this utility model realizes by following technical measures:

It is made up of machinery, detection scanning, several parts of electronic circuit, and a, described mechanical part main body hang on the main shaft, and its contact-making surface has sealing device; Transverse axis is vertical with main shaft, cross its contact-making surface of main body sealing device is arranged, the contact of motor, housing, brush is fixed on the main body, and the slip ring of gear, brush is fixed in main shaft, and the slip ring of gear, brush, shower nozzle orthoscanner are fixed in transverse axis, sealing is stifled to seal main cavity, horizontal scanner is fixed on the main body, and is parallel with main body, vertical with transverse axis, scanner is provided with the chopper of light barrier and coil windings composition, also is provided with armature on its light barrier; B, its circuit part, power supply is by J ₁Movable contact, the normal battle is connected to J ₅The contact, normally closed point enters J ₂Movable contact is communicated with motor by normally closed point, by J ₂Normal battle J ₃Movable contact, normally closed point is communicated with motor, by J ₂Movable contact is communicated with J through K ₃Movable contact is by AND circuit VD ₁₂, VD ₁₃And C ₁₆, R ₂₈, VR ₄, VD ₁₄, VD ₁₅Multiple tube, R ₂₉, VT ₆, R ₃₀, R ₃₁, VT ₇Form delayed start-up circuit control J ₅, again by VD ₁₆, C ₁₇, VR ₅, R ₂₉, VT ₆, R ₃₀, R ₃₁, VT ₇The J that forms delay closing circuit ₅, by with door VD ₉, VD ₁₀And R ₂₇, VT ₅The on-off circuit control J that forms ₄, J ₄Normal battle of JK ₂Be the power switch of secondary amplifier, wave filter, comparator, signal is by the input of G point, after treatment by the output of F point, input C point.Described detector is located on the spherical detection body, and is separately positioned on several orientation; Main shaft is fixed on the extinguishing chemical conveyance conduit, and the main shaft pipeline is connected with the extinguishing chemical conveyance conduit, and and main cavity, transverse axis input port and pipeline, shower nozzle, jet constitute the extinguishing chemical passage.

Advantage of the present utility model and good effect are:

Adopt to survey the pyroelectric sensor of flame special spectrum, adapt to sensor characteristics and specially designed scanner, electronic control circuit, can resist the interference of each specific admixture spectrum.It is to be the novel product of one with complex arts such as sensing technology and electronic technology, fuzzy theory, logic control and machine driving, seal for pipe joints, pressure injection are organically molten, effectively with the automatic fire alarm that takes place in the monitored space, directional fire-extinguishing is during fire nipped in the blossom.

Description of drawings is as follows:

Fig. 1 is the utility model structure cutaway view;

Fig. 2 is the utility model partial structurtes cutaway views;

Fig. 3 is the utility model left view;

Fig. 4,5 is the utility model circuit theory diagrams.

Below in conjunction with the accompanying drawing illustrated embodiment, the utility model is further described:

As shown in the figure, entire mechanism is divided two parts up and down, and it is main shaft pipeline 26 gears 2 that main shaft 1 is located at the top inner chamber, and the slip ring of brush 3 is fixed on the axle.Two motors 5,23 are housed in the housing 25, and direct connection gear 4 and gear 24.

The power supply of this fire extinguisher and the output of signal of telecommunication input are finished by brush 3.When motor 23 energisings are rotated, drive complete machine, rotate around the main shaft horizontal direction by gear 24 meshing gears 2.When motor 5 energisings are rotated, drive transverse axis 10 by gear 4 meshing gears 11, brush 16, shower nozzle 7 orthoscanners 20 are made vertical direction and are rotated.Its rotation direction is: when horizontal scanner when fire is put, orthoscanner should scan rotation from bottom to up.To make extinguishing chemical directly beat comburant, good extinguishing effect like this.

The horizontal scanner of this fire extinguisher setting, orthoscanner, startup detector adopt has the pyroelectric sensor of surveying the flame special spectrum.Fire detector adopts the existing product that meets national standard, and it and this patent product are installed on the position that meets the fire-fighting requirement for dividing body structure, for adapting to the requirement of fire-fighting, in the control zone of this fire extinguisher a plurality of fire detectors can be installed simultaneously.As long as there is a fire detector to sense the condition of a fire, its signal enters circuit by brush 3 just can finish initiating task.Horizontal scanner the 18, the 28th, 180 ° of directional receptions of slit type are fixed on the main body 6.For adapting to the characteristic of pyroelectric sensor, improve the sensitivity of sensor, the spy increases chopper on horizontal scanner 18,28, comprise that 19,27 its effects of light barrier 17,29 coil windings are to make sensor receive flame radiation energy (infrared ray) by certain frequency.Orthoscanner 20 is circular pipe type directional receptions.The signal that sensor 22 receives is through brush 16 input electronic circuits, exempt from some owing to the interference of intense radiation in order to reduce vertical scanning interval and fraud to horizontal scanner and orthoscanner, the spy is provided with a position switch K, and its effect is that the position with orthoscanner is placed on the place opposite with the horizontal scanner scanning direction.This position switch K finishes by a cam switch on the transverse axis, and when orthoscanner forwarded aforementioned location to, cam just in time cut off motor 5 power supplys.This switch is placed on J ₂Movable contact and J ₃Between the movable contact.Starting detector 13 is that comprehensive detection receives.

Its circuit control section: because the horizontal scanner orthoscanner, starting detector adopts with a kind of sensor Z, so its circuit diagram adopts same Fig. 4, the input and output of mentioning later on are meant the difference input and output of each circuit, and this circuit has amplification filtering voltage comparing function.This circuit power is supplied with by the outside through brush 3, power on circuitry is in monitored state, the mechanical part outage is awaited orders, when breaking out of fire, send signal after fire detector detects and enter the fire extinguisher main frame, import the A point, or receive flame radiation energy outgoing signal by starting detector 13 through brush 3, after figure four processing of circuit, export, import the A point, through VT by the H point ₁, VT ₂The on-off circuit of forming drives relay J ₁Adhesive, power supply is by J ₁Movable contact, normal battle, J ₅Normally closed point, J ₂Normally closed, connect motor 23 and make the complete machine rotation carry out horizontal direction scanning, J simultaneously ₁Another the group contact JK ₁Connect, by IC ₂The oscillating circuit drive coil winding 19,27 that NE555 forms makes light barrier swing, chopper work.Receive the flame radiation energy when horizontal scanner, sensor 21 sends signal, and by the output of H point, input B point is through VT after Fig. 4 processing of circuit ₃The on-off circuit of forming drives relay J ₂Adhesive, motor 23 dead electricity stop operating.Power supply is through J ₂Normal battle, J ₃Normally closed point is connected motor 5, transverse axis is rotated carry out vertical scan direction, receives the Fire Radiation energy when orthoscanner, and sensor 22 sends signal, after Fig. 4 processing of circuit, by H point output input C point, through VT ₄The on-off circuit of forming drives relay J ₃Adhesive, motor 5 dead electricity stop operating.Be to adapt to the intrinsic sensing characteristics of pyroelectric sensor, improve sensitivity, survey flame intrinsic blinking characteristic, in the circuit that the vertical scanning sensing is amplified, import by IC from G point taking-up signal ₃Post-amplifier, filter voltage comparator that LM358 forms strengthen amplifying processing to the vertical scanning transducing signal, and treated signal is by the output of F point, and input C point is through VT ₄The on-off circuit of forming drives relay J ₃Adhesive is effectively controlled motor.The work of this amplifying circuit is be subjected to 2 of D, E voltage-controlled, by VD ₉, VD ₁₀Form with the door electricity and omit, have only when 2 of D, E are high level, by VT ₅Just conducting of the on-off circuit of forming, J ₄Adhesive makes JK ₂Closed energising, LM358 work, at this moment the F point could signal output.At this moment J ₂, J ₃All adhesives, D, E are high level, by VD ₁₂, VD ₁3 another AND circuits of forming improve P point current potential.Because capacitor C ₁₆Control, have only when electric current through resistance R ₂₈, potentiometer VR ₄To capacitor C ₁₆Charging just makes P point current potential improve gradually.P point current potential is brought up to and is made VT after time-delay a period of time ₆, VT ₇The on-off circuit conducting J adhesive of forming.Design of this time-delay open circuit be for orthoscanner receive flame the radiant energy of the intrinsic blinking characteristic variation of sending, to distinguish the various interference that other heat energy took place the interference of circuit and short time, make circuit can not export fire extinguishing signal, J ₅Normally closed point disconnects, and the circuit of motor 23 is only by J at this moment ₅Control disconnects, J ₅Normal battle connect and send the fire extinguishing signal, this signal drives relevant device and acts accordingly, as long as there is the condition of a fire to exist, sensor just has signal to spread out of, 2 of D, E are exactly high level, J ₅With regard to adhesive, have only burning things which may cause a fire disaster to disappear after, 2 of D, E are only low level, the P point also just becomes low level, because capacitor C ₁₇Discharge continues adhesive with guard relay in a period of time over the ground, has only in other words after fire has gone out, and a period of time of delaying time again just stops spray fire extinguishing agent.

IC1 is a kind of conventional operational amplifier integrated circuit, can select PL064CN for use.

Claims (2)

1. high intellect automatically scanning positioning and alarming fire extinguisher is made up of machinery, detection scanning, several parts of electronic circuit, it is characterized in that:

A, described mechanical part main body 6 hang on the main shaft, and its contact-making surface has sealing device; Transverse axis 10 is vertical with main shaft 1, cross main body 6 its contact-making surfaces sealing device is arranged, the contact of motor 5,23, housing 25, brush 3,16 is fixed on the main body 6, the slip ring of gear 2 brushes 3 is fixed in main shaft 1, the slip ring of gear 11, brush 16, shower nozzle 7 orthoscanners 20 are fixed in transverse axis 10, sealing stifled 12 is with main cavity 14 sealings, horizontal scanner 18,28 is fixed on the main body 6, parallel with main body 6, vertical with transverse axis 10, scanner is provided with the chopper of light barrier 17,29 and coil windings 19,27 compositions, also is provided with armature on its light barrier;

B, its circuit part, power supply is by J ₁Movable contact, the normal battle is connected to J ₅The contact, normally closed point enters J ₂Movable contact is communicated with motor 23 by normally closed point, by J ₂Normal battle J ₃Movable contact, normally closed point is communicated with motor 5, by J ₂Movable contact is communicated with J through K ₃Movable contact is by AND circuit VD ₁₂, VD ₁₃And C ₁₆, R ₂₈, VR ₄, VD ₁₄, VD ₁₅Multiple tube, R ₂₉, VT ₆, R ₃₀, R ₃₁, VT ₇Form delayed start-up circuit control J ₅, again by VD ₁₆, C ₁₇, VR ₅, R ₂₉, VT ₆, R ₃₀, R ₃₁, VT ₇The J that forms delay closing circuit ₅, by with door VD ₉, VD ₁₀And R ₂₇, VT ₅The on-off circuit control J that forms ₄, J ₄Normal battle of JK ₂Be the power switch of secondary amplifier, wave filter, comparator, signal is by the input of G point, after treatment by the output of F point, input C point.

2. fire extinguisher as claimed in claim 1 is characterized in that described detector 13 is located on the spherical detection body, and is separately positioned on several orientation; Main shaft 1 is fixed on the extinguishing chemical conveyance conduit, and main shaft pipeline 26 is connected with the extinguishing chemical conveyance conduit, and with main cavity 14, transverse axis input port 15 and pipeline 8, shower nozzle 7, jet 9 constitutes the extinguishing chemical passages.

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