CN2412599Y - Fire-fighting gun controlled by keyboard - Google Patents

Abstract

The utility model relates to a novel fire fighting fire extinguishing gun. The utility model is characterized in that a coordinate of a spray head of a fire extinguishing gun can be controlled by keyboard operation to control a circuit; two stepping motors can be controlled to respectively run forwards and backwards; the spray head of the fire extinguishing gun can be driven to make right and left motion, and pitching motion by a driving gear and a worm screw which are mutually engaged, and a worm gear. Thereby, the orientation of the spray head of the fire extinguishing gun and the distance of an extinguishing agent which is ejected can be adjusted in order to control an application magnet valve U1 to the ejection of the extinguishing agent. Fire fighting fire extinguishing persons do not need to enter a fire scene, and the fire extinguishing gun can be controlled by the keyboard operation to extinguish flame. The utility model is especially suitable for being used in special occasions which are noxious occasions, etc., and are not suitable for the direct contact of persons. The utility model has the advantages of safety, convenience, facility, and mobility. The automation level of fire extinction can be enhanced.

Description

A kind of fire-extinguishing gun with Keyboard Control

The utility model belongs to the fire-fighting equipment technical field, is specifically related to the fire fighting extinguisher of electromechanical integration.

Fire-extinguishing gun is widely used in fire-fighting fire extinguishing as fire-fighting equipment commonly used and equips in last and the fire engineering.But existing fire-extinguishing gun generally is after fire takes place, and is put out a fire by fire fighter's hand-held.Some should not personnel the occasion of contact, the particularly poisonous special occasions that waits, the breathing mask that the fire-fighting fire extinguishing personnel are must equipment special etc. just can enter scene of a fire fire extinguishing, and is not only very inconvenient, and very dangerous.Conventional water spray fire-fighting system is traditionally arranged to be subregion and surveys, and when finding fire, also is that the subregion spray of fetching boiling water is put out a fire, and the extinguishing device that this class subregion is provided with can not the many usefulness of flexible ground one rifle, and the construction work amount is big, and consumable material is many.

The purpose of this utility model provides a kind of fire-extinguishing gun, can make the fire-fighting fire extinguishing personnel must not enter the scene of a fire and controls it by keyboard operation and stamp out the flames.

Accompanying drawing 1 is the frame for movement schematic diagram of the utility model fire-extinguishing gun; Fig. 2 is the A-A cross section view of Fig. 1; Fig. 3 is the B-B cross section view of Fig. 2; Fig. 4 is fire gun shower nozzle coordinate control circuit figure; Fig. 5 is a fire gun nozzle switch circuit diagram.

This fire-extinguishing gun, be characterised in that comprise fire gun frame for movement and fire gun shower nozzle coordinate control circuit, Fire gun nozzle switch circuit and keyboard form;

The frame for movement of fire gun is as follows: the travelling gear 2 that fixed support fire gun shower nozzle 1 is fixedly mounted on the fire gun head cartridge 3, be fixedly mounted on the stepper motor 5 with travelling gear 2 intermeshing travelling gears 4, stepper motor 5 is fixed on the fire gun platform 7, head cartridge 3 is supported and is installed on fire gun platform 7 by bearing 6, fixedly connected with connecting axle 8 through connector 14, stepper motor 9 is fixed on the base 11 by support 10, worm screw 12 is fixedly mounted on the axle of stepper motor 9, worm gear 13 is fixedlyed connected with connecting axle 8, worm gear 13 and worm screw 12 are meshing with each other, extinguishing chemical pipeline 18 is through being connected to behind the electromagnetic valve switch 15 on the fire gun shower nozzle 1, and extinguishing chemical pipe joint 20 is used for external fire suppressant source; Adopt bearing 16 to be connected between connecting axle 8 and the support of bearing 17, two supports of bearing 17 are separately fixed on the base 11;

Fire gun shower nozzle coordinate control circuit is made up of resistance R 1-R4, transistor T 1-T4,2 pin socket CH1, CH2 and 4 pin socket CH3; Wherein, 1 end of two 2 pin socket CH1 and CH2 connects the colelctor electrode of T2, T4 respectively, 2 ends connect the colelctor electrode of T1, T3 respectively, the end of R1～R4 connects the base stage of T1～T4 respectively, the other end connects 1～4 pin of CH3 respectively, emitter stage and the positive source VCC of T1～T4 joins, and the pin of two 2 pin socket CH1, CH2 is corresponding respectively to be connected on the controller of stepper motor 5 and 9; Pin 1～4 pin of CH3 joins with the positive pole of keyboard 1#～4# button respectively;

Fire gun nozzle switch circuit is by transistor T 5, T6, resistance R 6, R7, and diode D1, magnetic valve U1 and 2 pin socket CH4 form; Wherein, the emitter stage of T5 meets VCC, base stage meets R7, meet R6 between the colelctor electrode of T5 and the base stage of T6, the grounded emitter of T6, magnetic valve U1 is with after diode D1 is in parallel, the emitter stage of a termination T6 who is connected with the anode of D1, what be connected with the negative electrode of D1 one is connected to VCC2, and the positive pole of the other end A of R7 and keyboard 5# button joins, and 2 pin of 2 pin socket CH4 join with two electrodes of DC24V power supply respectively;

All VCC are connected to each other in the foregoing circuit, and all VCC2 are connected to each other, and all ground connection are connected to each other;

The minus earth of keyboard 1#～5# button; Described keyboard 1#～5# button be respectively control fire gun shower nozzle move to left, move to right, on move, move down and control the on/off button of extinguishing chemical pipeline magnetic valve U1;

By keyboard operation control fire gun shower nozzle coordinate control circuit, handle two stepper motors and do forward and reverse running respectively, about intermeshing travelling gear and worm screw, worm gear drives fire gun shower nozzle are done, elevating movement, adjust orientation and the ejection extinguishing chemical and the distance of fire gun shower nozzle thus; The on/off button of operation keyboard makes the ejection of magnetic valve U1 control extinguishing chemical.

The utility model fire-extinguishing gun, the user can put out a fire by keyboard operation control fire gun according to situations such as the position of observing judgement flame and the intensity of a fire.When pressing the moving to left or move to right during button of keyboard, make stepper motor 5 do forward and reverse running by fire gun shower nozzle coordinate control circuit, drive intermeshing with it travelling gear 2 through travelling gear 4, drive fire gun shower nozzle 1 again and do forward and reverse running, determine the orientation, the left and right sides of fire gun shower nozzle 1 thus; When press keyboard on move or down during shift button, make stepper motor 9 do forward and reverse running by fire gun shower nozzle coordinate control circuit, drive the connector 14 that is fixed on the connecting axle 8 by intermeshing worm screw 12 and worm gear 13 and do elevating movement, drive fire gun shower nozzle platform 7 thus and make the fire gun shower nozzle do elevating movement, to adjust the distance of fire gun shower nozzle ejection extinguishing chemical; When pressing on/off button on the keyboard, open electromagnetic valve switch by fire gun shower nozzle control circuit, put out a fire thereby open fire gun shower nozzle extinguishing chemical; After flame puts out, close fire gun by on/off button and stop to spray extinguishing chemical.

Adopt the utility model fire-extinguishing gun, can make the fire-fighting fire extinguishing personnel must not enter the scene of a fire and stamp out the flames by keyboard operation control fire gun, safe and convenient to use, flexible, be particularly suitable for waiting some to be not suitable for the directly special occasions of contact of personnel poisonous; This The Application of Technology has improved the automatization level of fire extinguishing to a certain extent.

Specify embodiment of the present utility model below in conjunction with accompanying drawing.

Embodiment 1:

Fire gun shower nozzle 1 is screwed on fire gun head cartridge 3, fixedly mount travelling gear 2 with key pin on the fire gun head cartridge 3, with screw travelling gear 4 is fixedly mounted on the axle of three-phase six-beat dc stepper motor 5 (being designated hereinafter simply as stepper motor) that model is 0.784N.m for 55BF009 power, and travelling gear 4 and travelling gear 2 is meshing with each other; Stepper motor 5 is screwed on fire gun platform 7, head cartridge 3 is supported and is installed on fire gun platform 7 by bearing 6, be screwed between fire gun head cartridge 3 and the connector 14 and be connected, connector 14 is screwed with connecting axle 8 and is connected, worm gear 13 usefulness key pins are fixed on the connecting axle 8, two supports of bearing 17 are screwed respectively on fire gun base 11, worm screw 12 is screwed on the axle that is installed in stepper motor 9, stepper motor 9 is screwed and is installed on the stepper motor support 10, and stepper motor support 10 is screwed on fire gun base 11 and makes worm gear 13 and worm screw 12 is meshing with each other; The running part of fire gun shower nozzle 1 and connecting axle 8 adopts bearing 16 to be connected.Extinguishing chemical pipeline 18 usefulness flexible pipes are connected on the fire gun shower nozzle 1, and the fire-extinguishing chemical import adapter 29 on extinguishing chemical interface 20 and the rear board 28 joins adapter 29 external fire suppressant source.This fire suppressant source can be fire-extinguishing chemical charging-tank or fire hydrant.

Adopt Fig. 4～circuit shown in Figure 7 in the present embodiment, wherein:

Fig. 4 is fire gun shower nozzle coordinate control circuit figure, and it is made up of transistor T 1～T4,2 pin socket CH1, CH2 and the 4 pin socket CH3 of resistance R 1～R4 (being 4.7K Ω), 8550 models.Described 2 pin socket CH1, CH2 is connected respectively to direction end and the stepping end of the controller DL-03F04 of two stepper motors 5 and 9, the positive pole of 4 pin socket CH3 and keyboard 1#～4# button joins, the minus earth of keyboard 1#～5# button, 2 ends of two 2 pin socket CH1 and CH2 meet T2 respectively, the emitter stage of T4,1 end meets T1 respectively, the colelctor electrode of T3, the end of R1～R4 connects the base stage of T1～T4 respectively, the other end connects 1～4 pin of CH3 respectively, emitter stage and the VCC of T1～T4 join, the power supply of 2 Stepping Motor Control devices all is connected in parallel with the DC24V power supply, the A+ on 2 Stepping Motor Control devices, A-, B+, B-, C+, C-respectively with the A+ of 2 stepper motors, A-, B+, B-, C+, the C-end is corresponding to be connected.

Fig. 5 is a fire gun nozzle switch circuit diagram, and it is by transistor T 5 (8550), T6 (8050), resistance R 6 (4.7k Ω), R7 (1k), and diode D1 (IN41), magnetic valve U1 (DC24V) and 2 pin socket CH4 form.2 pin socket CH4 receive the 24V power supply; The emitter stage of T5 meets VCC, base stage meets R7 (10k), meet R6 between the base stage of colelctor electrode and T6, the grounded collector of T6, the emitter stage of T6 and connect 3,4 ends of magnetic valve (U1) 15 and the anode of D1 after meet VCC2 again, the positive pole of the other end A of R7 and keyboard 5# button joins, and 1,2 ends of U1 and 2 pin socket CH4 join; The pin of 2 pin socket CH4 is received the DC24V power supply.

The power supply of the utility model fire-extinguishing gun is made up of DC5V power supply and DC24V power supply.

Fig. 6 is a DC 5V power circuit diagram used in the present embodiment.It is by chip U1 (MC7824T), U2A (LM358), capacitor C 11, C12, C13, C14 and C15, and resistance R 11, R12, R13 and 2 pin socket CH5, CH6 form, and wherein, one of 2 pin socket CH5 terminate to the DC24V power supply; 2 pin socket CH6 are used to connect the VCC of DC5V; The VIN pin of U1 and C1 (10 μ F, 1,2 ends of positive pole 50V) and CH5 are connected; The GND pin of U1 is connected with the output of R11 (33K), C12 (33PF) and U2A; R11 is connected with the other end, the R12 (1K Ω) of C12, and connects the low input of U2A; R12 connect C13 (10 μ F, 50V); U1+positive pole of 5V end and C13, C14 (220 μ F, positive pole 50V), C15 (0.22 μ F), VCC2 are connected, and are connected with 1 end of CH6 by being connected in series R13 (2 Ω); 2 ends of CH6 are connected with high input, the C11 of C15, C14, U2A; The DC5V power supply provides power supply to keyboard and controllor for step-by-step motor (DL-03F04).

Fig. 7 is a DC 24V power circuit diagram.It is by chip U3 (QSZL), U4 (MC7824T), capacitor C 16, C15, and resistance R 16 and 2 pin socket CH7 form, wherein, U4+24V termination C16 (220 μ F, positive pole 36V); The GND end of U4 and the negative pole of C16, C15 (220 μ F, the 4 ends connection of negative pole 50V), U3, and ground connection; 2 ends of CH7 and U3 (440V, 2 ends 3A) are connected, and the VIN end of U4 is connected with the positive pole of C15,3 ends of U3; 1 end of U3 links to each other with 1 of CH7 respectively; The pin of CH7 is external to the AC30V power supply; , the DC24V power supply provides power supply to the stepper motor of fire gun shower nozzle electromagnetic valve switch 15 and two control fire gun shower nozzles 1.

All VCC are connected to each other among foregoing circuit Fig. 4-7, and all VCC2 are connected to each other, and all ground connection all are connected to each other.

The control circuit of present embodiment and power circuit are assembled in the control box 21.

Fig. 8 is the control box schematic diagram of present embodiment fire-extinguishing gun.On the front panel 22 of control box 21 keyboard 23 is housed, five buttons of 1#-5# are respectively in this button: the fire gun shower nozzle move to left button, the button that moves to right, go up shift button, shift button and fire gun shower nozzle on/off button down.Be placed with two of DL-03F04 controllor for step-by-step motor in the control box, be respectively applied for control step motor 5 and 9, one of control circuit board, aforementioned all circuit all are arranged on this control circuit board.

Figure 9 shows that the rear board 24 of control box, AC30V power switch 25, external AC30V supply socket 26 are arranged on it, control line socket 27 is the control line aviation socket of 36 cores, wherein 2 control electric wires for control fire gun head work location, 1 control line of electromagnetic valve for control fire gun head switch.AC30V supply socket 25 patches the AC30V power supply and is connected with power switch 26, control line socket 27 respectively with Figure 10 in control line socket 30 correspondences, connect with the plug on the 6 cores control cable.

Figure 10 shows that the rear board 28 of present embodiment fire-extinguishing gun.Fire-extinguishing chemical or fire water import adapter 29 and 3 control line sockets 30 are arranged on it; Wherein, 27 corresponding connections of control line socket among the plug on the control line socket 30 usefulness 6 cores control cable and Fig. 9, fire-extinguishing chemical import adapter 29 connects fire-extinguishing chemical charging-tank or fire hydrant.

The course of work of the utility model fire-extinguishing gun is as follows: the operator observe to judge situations such as the position of flame and the intensity of a fire according to eyes, on keyboard by the button or the button that moves to right of moving to left, make stepper motor 5 do forward and reverse running by fire gun gun sprayer coordinate control circuit, drive the travelling gear 4 that fixes with it, drive intermeshing with it travelling gear 2 thus, drive the fire gun shower nozzle 1 that fixes with it again and do forward and reverse running, thereby reach the purpose that makes fire gun shower nozzle 1 determine the orientation; Press last shift button or following shift button on the button, make stepping electricity 9 do forward and reverse running by fire gun gun sprayer coordinate control circuit, motion by the worm screw 12 that fixes with it, drive worm gear 13 motions that are meshed with it, drive the connector 14 that is installed in connecting axle 8 and do elevating movement, because connector 14 is connected with fire gun head cartridge 3, thereby also just drive fire gun shower nozzle 1 and do elevating movement, make fire gun sensing flame direction and a suitable angle of pitch is arranged, can adjust the distance of fire gun shower nozzle 1 ejection extinguishing chemical with this.Press and open button and open fire gun, its ejection extinguishing chemical is stamped out the flames; After flame puts out, press X button and make fire gun stop to spray extinguishing chemical.

Claims (1)

1, a kind of fire-extinguishing gun is characterised in that to comprise fire gun frame for movement and fire gun shower nozzle coordinate control circuit, fire gun nozzle switch circuit and keyboard composition;

Described fire gun frame for movement comprises: the travelling gear (2) that fixed support fire gun shower nozzle (1) is fixedly mounted on the fire gun head cartridge (3), be fixedly mounted on the stepper motor (5) with the intermeshing travelling gear of travelling gear (2) (4), stepper motor (5) is fixed on the fire gun platform (7), head cartridge (3) supports and is installed on fire gun platform (7) by bearing (6), fixedly connected with connecting axle (8) through connector (14), stepper motor (9) is fixed on the base (11) by support (10), worm screw (12) is fixedly mounted on the axle of stepper motor (9), worm gear (13) is fixedlyed connected with connecting axle (8), worm gear (13) and worm screw (12) are meshing with each other, extinguishing chemical pipeline (18) is through being connected to behind the electromagnetic valve switch (15) on the fire gun shower nozzle (1), and extinguishing chemical pipe joint (20) is used for external fire suppressant source; Adopt bearing (16) to be connected between connecting axle (8) and the support of bearing (17), two supports of bearing (17) are separately fixed on the base (11);

Described fire gun shower nozzle coordinate control circuit is made up of resistance R 1-R4, transistor T 1-T4,2 pin socket CH1, CH2 and 4 pin socket CH3; Wherein, 1 end of two 2 pin socket CH1 and CH2 connects the colelctor electrode of T2, T4 respectively, 2 ends connect the colelctor electrode of T1, T3 respectively, the end of R1～R4 connects the base stage of T1～T4 respectively, the other end connects 1～4 pin of CH3 respectively, emitter stage and the positive source VCC of T1～T4 joins, and the pin of two 2 pin socket CH1, CH2 correspondence respectively is connected on the controller of stepper motor (5) and (9); Pin 1～4 pin of CH3 joins with the positive pole of keyboard 1#～4# button respectively;

Described fire gun nozzle switch circuit is by transistor T 5, T6, resistance R 6, R7, and diode D1, magnetic valve U1 and 2 pin socket CH4 form; Wherein, the emitter stage of T5 meets VCC, base stage meets R7, meet R6 between the colelctor electrode of T5 and the base stage of T6, the grounded emitter of T6, magnetic valve U1 is with after diode D1 is in parallel, the emitter stage of a termination T6 who is connected with the anode of D1, what be connected with the negative electrode of D1 one is connected to VCC2, and the positive pole of the other end A of R7 and keyboard 5# button joins, and 2 pin of 2 pin socket CH4 join with two electrodes of DC24V power supply respectively; The minus earth of keyboard 1#～5# button; All VCC are connected to each other in the circuit, and all VCC2 are connected to each other, and all ground connection are connected to each other;

By keyboard operation control fire gun shower nozzle coordinate control circuit, handle two stepper motors and do forward and reverse running respectively, about intermeshing travelling gear and worm screw, worm gear drives fire gun shower nozzle are done, elevating movement, adjust orientation and the ejection extinguishing chemical and the distance of fire gun shower nozzle thus; The on/off button of operation keyboard makes the ejection of magnetic valve U1 control extinguishing chemical.

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