CN2695036Y - Semi-automatic high pressure pulse water gun - Google Patents

Abstract

The utility model discloses a semi-automatic high pressure pulse water gun, comprising a gun body, a gun lock, a firing pin, a hammer, a firing lever, a clip, a magazine, a gun tube. The utility model is characterized in that a piston barrel is connected with the gun body by the rear-end cover of the piston barrel, and the rear-end cover of the piston barrel is provided with a high pressure air hole and is provided with a high pressure air evacuation valve; the front end cover of the piston barrel is connected with the gun tub which communicates with the piston barrel, and in the front end cover a water ejecting door whose door piston controls the sealing of the gun tub and a water inlet valve with one way are provided; the gun lock is provided with a draft slot and a reset baffle which is matched with a reset spring; a resetting forward lock is provided with a draft hook for the gun lock and a knock for extending or retracting the draft hook. The utility model is not only small in size, light in weight and easy to carry as scrambling, but also can be used by one to quickly complete automotive, flexible, accurate water injection in large range, meeting the needs of fire-extinguishing.

Description

Semi-automatic high-voltage pulse hydraulic giant

Technical field

The utility model is a kind of fire-fighting lance, more specifically say so and utilize the semi-automatic pulsating giant of nail shooting pill, blank cartridge (hereinafter to be referred as the jetting bullet) emission High-Pressure Water, the electrification in high voltage appliance fire that is suitable for putting out a fire to save life and property, peel off explosive, the combustibles in the scene of a fire and put out fragmentary fiery point at a distance fast.

Background technology

The high-voltage pulse hydraulic giant of fire department use now only has a kind of, and its structure is made up of petrol engine, air pump, water injecting gun three parts.Need three people's co-operate during use: wherein hold water injecting gun one people; Two personal responsibilities lift petrol engine and the air pump that is installed together, and are responsible for the running work such as startup of machine simultaneously.The each jetting of shooter will divide three steps: in the water injection gun that muzzle is upwards sent pressure line here; After water filling is finished, close feed water valve and keep certain posture, prevent that the current of filling with from falling; Observe the air gauge on the rifle, wait definite object when reaching the required numerical value of jetting, open the switch jetting.About 15～20 seconds of the time interval of twice jetting.On the scene of a fire, shooter and other two bit manipulation persons can't carry a complete set of equipment and movable or large-scale motor-driven jetting such as climb.Long period must not closed gasoline engine during jetting, also need restart when recovering jetting.This complete equipment complex structure maintenance is very inconvenient.The daily not time spent must regularly start, safeguard, maintains.No matter be that outfit cost or use cost are higher relatively.

Summary of the invention

The purpose of this utility model is to provide a kind of single portable for fire department, can accept fire_fighting pipe network, the water filling of fire fighting truck pressure, can utilize again from backwater jar imbibition waterflooding, operation rapid fire very easy, that efficient is high semi-automatic high-voltage pulse hydraulic giant, it is played a significant role in the putting out a fire to save life and property of some fire.

The purpose of this utility model is to realize like this, it comprises magazine, cartridge clip, cartridge chamber, trigger, trigger bar, the hammer handle, hammer, the gunlock spring, the gunlock spring protecting sleeve, striker, the striker retraction spring, row's shell backing pin, the machine of retiring from active military service, the gunlock draw hook, the draw hook spring, draw hook retraction ejector pin, retraction ejector pin spring, the machine of the retiring from active military service spring of retiring from active military service, the spring protecting sleeve of retiring from active military service, high pressure gas valve exhaust ejector pin, high pressure air exhaust valve, air bleeding valve positioning ball and spring, inhale, jetting piston and butt, connecting rod, inhale jetting piston cylinder and front and rear cover, anti-ponding draining valve in hyperbaric chamber and spring, the high-pressure buffer conduit, high-pressure buffering pot, the buffer intensity control valve, first water filling air bleeding valve, hydraulic pressure starts jetting switch valve and valve front and back intermediate plate, piston, piston cylinder, connecting rod, sealing gasket, spring, hydraulic pressure switch pressure of supply water balance port, hydraulic pressure switch piston cylinder bottom, suction water one-way valve and spring, suction water external tapping, the jetting gun barrel, the straight rifling of jetting gun barrel waterproof stream rotation, end cap is connected with the rifle body to it is characterized in that passing through thereafter by piston cylinder, the cartridge chamber that communicates with the hyperbaric chamber is stamped in the piston cylinder rear end, high pressure air exhaust valve also is installed, and the center has piston rod to pass; The drive end bearing bracket of piston cylinder is connected with the gun barrel that communicates with piston cylinder, have in the drive end bearing bracket by hydraulic piston control jetting valve, drive end bearing bracket and this rifle front hand grip are integral the downside of handle at drive end bearing bracket, be provided with water inlet check valve that communicates with piston cylinder front end inside and piston cylinder and the piston of controlling the jetting valve in the front hand grip, the spool two ends of water inlet check valve have the guide hole that communicates with jetting valve piston two ends respectively; Inhale to be provided with in the jetting piston cylinder and inhale the jetting piston, the front portion of inhaling the jetting piston is for inhaling the jetting chamber, the rear portion of inhaling the jetting piston is ammunition detonation gas hyperbaric chamber, inhale jetting piston rear portion the piston holder is arranged, the terminal point jacking that retreats as piston and the pass closed contact of high pressure air exhaust valve, inhaling jetting piston and piston holder is integral, its rear portion has connecting rod to pass the piston cylinder bonnet to link to each other with the machine of retiring from active military service, the draw hook that on the machine of retiring from active military service, has high pressure gas valve exhaust ejector pin and traction gunlock to retreat, and control this hook and stretch out, the ejector pin of withdrawal, the machine front portion of the retiring from active military service spring housing of retiring from active military service, on gunlock, be provided with for the traction grooved of draw hook traction and the retaining that resets that cooperates with the gun action reset spring, have anti-current to rotate straight rifling in the gun barrel.

The utility model has the advantages that, because cartridge chamber communicates with the hyperbaric chamber, the impacting with high pressure air-flow that the blast of jetting bullet produces promotes piston, water under high pressure in the piston cylinder makes the jetting valve piston move down, open the jetting door, water under high pressure is penetrated by gun barrel, ejector pin on the machine of retiring from active military service of the piston rod other end can back down high pressure air exhaust valve then, piston is resetted under the effect of the spring of retiring from active military service, gunlock is return under the draw hook traction synchronously, its cartridge extractor hooks shell case pulls out, under the effect of row's bullet pin, get rid of shell case, back down the machine hammer simultaneously; Gunlock resets under the effect of spring, jetting bullet in the cartridge clip is advanced cartridge chamber again, because penetrating to move on the late gate piston, the water under high pressure in the piston seals gun barrel again, make piston cylinder negative pressure in interior postpartum, water enters in the piston cylinder automatically by the water inlet check valve, not only simple in structure, volume is little, heavily reason light, be convenient for carrying climbing, but and the individual soldier finish pulse jetting on a large scale fast, satisfied motor-driven, flexibly, extinguishment requirement rapidly and accurately, be a kind of novelty and the fire fighting equipment that shows unique characteristics.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples.

Fig. 1 is a concrete structure generalized section of the present utility model.

Fig. 2 is second embodiment.

Fig. 3 is the 3rd embodiment.

Fig. 4-the 1st, the cross-section profile of gun barrel.

Fig. 4-the 2nd, the A-A view of Fig. 1.

Fig. 5-1,2,3, the 4th, Gunlock structure figure.

Fig. 5-the 5th, the machine of retiring from active military service, gunlock and lance body structure profile.

Fig. 6-1,2,3 is respectively a gunlock structural representation locked and stop pin, gunlock, rifle bolt when removing locking.

The specific embodiment

In Fig. 1, rifle shell 1 line aluminium alloy press forging divides left and right sides two parts, and interlocking during assembling forms.The parts of its inner promising jetting bullet running, the front portion links to each other with suction jetting piston cylinder 39.2 spring leafs for gunlock draw hook retraction ejector pin.Its tension direction is the left side of Fig. 1, and its underpart has prong to be stuck in the cannelure of ejector pin 3, and spring leaf 2 tops are fixed on the machine of retiring from active military service 7 with screw.Gunlock draw hook ejector pin 3, draw hook spring 4 it on the hook axle, the one end is stuck on the machine of retiring from active military service 7, the other end is for living end not on draw hook 5.5 is draw hook, in machine 7 is retired from active military service in withdrawal during ejector pin 3 jackings, stretches out under spring 4 effects when ejector pin 3 is extracted out.6 is the unlatching ejector pin of gases at high pressure air bleeding valve 28, is fixed on the machine of retiring from active military service 7, air bleeding valve 28 can be backed down when travelling forward to terminal; The bottom spring 10 of retiring from active military service.7 are the machine of retiring from active military service, anterior sheath for the machine spring 10 of retiring from active military service, the middle part is fixed on the piston rod 13, travel forward at connecting rod 13 pulling lower compression springs 10 during percussion, under spring 10 tension force effects, retreat and spur gunlock 12 when returning again, pull open hammer 8, hammer handle 9 pommels have arbor and card edge, card was along being blocked by trigger bar 18 when hammer 8 was pulled open, and card has spring eye along the top, and hammer spring 17 hangs on this hole.The machine of retiring from active military service is retired from active military service spring 10 tension directions to the rifle rear portion, and the machine 7 that is used for promoting to retire from active military service resets.Firing pin spring 11 can make striker 16 when non-percussion state, and tail end is given prominence in hammer 8 one sides, and in the most advanced and sophisticated withdrawal gunlock 12, gunlock 12 its structures are seen figure 5 1～4.There is striker 16 gunlock 12 inside, and outside have a shell grabbing hook 69 (Fig. 5-4) in the front portion, right side of gunlock, and there is right-angle recess on the top after in gunlock 12 bodies along for draw hook 5 drag hooks, and there is the horizontal bolt apertures 74 of gunlock at the middle part, and front end has circular depressed at the bottom of the bullet.Near circumferential position the striker hole is arranged in the depression.There is the sliding tray 70 that matches with rifle body 1 fin both sides.Spring shelves 75 are arranged at gunlock 12 bottoms, and gunlock spring 15 tension force forward acts on this, and bottom leading portion interposition is equipped with row's shell cotter way 71.13 for inhaling the jetting piston rod; 14 is the gunlock spring protecting sleeve, and left end is fixed on the rifle body 1, and right-hand member is connected on the spring shelves 75 of gunlock 12 bottoms, 15 is the gunlock spring, and 16 is striker, and 17 is the hammer tension spring, 19 is trigger bar, and the card edge of hammer handle 9 ends can be blocked in its rear portion, and there is spring 20 its front portion.19 is trigger, and 20 hit rod spring for pulling, and 21 for row's shell pin is fixed on the rear end of rifle body magazine 24, and the upper end extend in gunlock 12 lower recess 71.22 is jetting cartridge clip bottom springs 22.23 is the jetting bullet.28 is exhasut valve stem, and what valve rod 28 postmedians had two depressions bumps pearl 26 cannelures, and there is valve setting the front portion.29 is the anti-ponding valve in hyperbaric chamber, upper end open is in the hyperbaric chamber, there is spheroid 31 centre, connecting rod is arranged at spheroid 31 bottoms, and have spring 30 to entrust, and being in open mode at ordinary times, can from then on flow out if any a small amount of ponding this moment, at gases at high pressure effect lower sphere 31 valve port is blocked during percussion, pressure reopens after disappearing.32 is that suction jetting piston butt and piston 35 are one, and it can be closed high pressure air exhaust valve 28 and hold piston 35 when piston 35 moved rearwards to terminal point, stopped its motion backward.33 for inhaling jetting piston cylinder rear end cap, and its upper and lower part is equipped with high pressure air exhaust valve 28 and cartridge chamber 25 respectively, and there is tie rod holes at position, the center of circle, and from then on connecting rod 13 passes, and 34 is the buffer gas high-voltage tube.35 for inhaling the jetting piston, and the space between it and the rear end cap 33 is the hyperbaric chamber.36 is the high pressure buffer gas control valve, manually can the by-pass cock degree increase or reduce the gas flow that pours surge tank 38.37 is the control valve handle.39 for suction jetting piston cylinder, 40 is that first water filling air bleeding valve, 41 is first water filling air bleeding valve handle, and 42 for inhaling jetting tube drive end bearing bracket (seeing figure four～2).Lid inboard is jetting switch inserted sheet valve 43, and the outside is equipped with jetting gun barrel 45, and drive end bearing bracket 42 bottoms and front hand grip are integral, and has into water check valve 56 communicate with suction jetting tube 39 front end inside in the front hand grip, and jetting switch hydraulic piston tube 53 is arranged in the front hand grip.43 is jetting switch inserted sheet valve, during the pressure water filling tightly forward intermediate plate 48 be adjacent to.When self-priming supplies water, under the atmospheric pressure effect, be adjacent to rear jaw 44.45 is the jetting gun barrel, and 46 is that the anti-current that parallel with gun barrel 45 axis in the gun barrel rotate straight rifling.47 is that jetting valve inserted sheet valve rod, 49 is that seal washer, 50 is the jetting switch plunger, can move downward under the hydraulic pressure effect during percussion in inhaling jetting tube 39, under connecting rod 47 effects inserted sheet valve 43 is drawn back.51 is fabrication hole, and 52 for water supply check valve connecting rod, with the top valve setting nut of fixing spring is arranged for the one bottom.53,56 be respectively jetting switch valve body and unidirectional water supply valve body, between, being that the top and the bottom, boundary are porose respectively with valve setting and piston respectively communicates, and its effect is: guarantee piston pressure at both sides balance 50 about during water supply, cause unlatching to guarantee that jetting valve inserted sheet valve 43 is unlikely because of pressure of supply water; During percussion, because water supply check valve 52 is closed automatically, hydraulic pressure is pressed to piston 50 through top connected entrance single face, piston 50 is moved downward draw back jetting inserted sheet valve 43, and the low amounts of water of piston bottom is return the water feed pipe by the bottom connected entrance.54,58 springs, 55 that are respectively jetting switch plunger and unidirectional feed water valve are that jetting valve bottom, 57 is the water supply external tapping.In Fig. 2, Fig. 3,59～68 is air pressure opened mode example, and wherein 59 is the baroswitch piston, and gases at high pressure promote this piston 59 and travel forward during percussion, open jetting valve 65 through push rod 61, connecting rod 64.60 is that piston cylinder, 61 is the baroswitch piston spring for bottle stopper formula valve, 66 for connecting rod, 65 for the gun barrel holder of bottle stopper formula switch valve 65,64 for push rod sheath, 63 for push rod, 62.After high-pressure gas pressure disappeared, this spring 66 was closed valve 65.67 for the cylindrical core valve connects handle, joins with connecting rod 64.68 is cylindric spool.72 is the gunlock stop pin, it act as, and the hyperbaric chamber will guarantee that 1/10 second high pressure holds time behind the percussion ammunition, the high pressure gas of inner high voltage air chamber is known from experience and to be acted on gunlock 12 by shell case at this moment, it is retreated and shell case is released, and can cause the too early pressure release in hyperbaric chamber like this.Gunlock stop pin 72 can withstand rifle bolt 73 other ends that pass gunlock, prevent that gunlock 12 from retreating, make shell case temporarily seal bore to guarantee before jetting finishes, to keep the high pressure in the hyperbaric chamber, the upper end of gunlock stop pin 72 is higher than plane on the gunlock 12, machine 8 is wideer than gunlock 12 owing to retire from active military service, therefore, the machine 8 of retiring from active military service travels forward gunlock stop pin 72 to be squeezed in the process after percussion and opens, make stop pin 72 in the machine of retiring from active military service 8 side slip, when being return, the machine of retiring from active military service 8 can affect gunlock 12 to move backward, make its row's of finishing shell, pull open hammer 8, again the jetting bullet is pushed cartridge chamber 25.

Claims (5)

1, it comprises magazine a kind of semi-automatic high-voltage pulse hydraulic giant, cartridge clip, cartridge chamber, trigger, trigger bar, the hammer handle, hammer, the gunlock spring, the gunlock spring protecting sleeve, striker, the striker retraction spring, row's shell backing pin, the machine of retiring from active military service, the gunlock draw hook, the draw hook spring, draw hook retraction ejector pin, retraction ejector pin spring, the machine of the retiring from active military service spring of retiring from active military service, the spring protecting sleeve of retiring from active military service, high pressure gas valve exhaust ejector pin, high pressure air exhaust valve, air bleeding valve positioning ball and spring, inhale, jetting piston and butt, connecting rod, inhale jetting piston cylinder and front and rear cover, anti-ponding draining valve in hyperbaric chamber and spring, the high-pressure buffer conduit, high-pressure buffering pot, the buffer intensity control valve, first water filling air bleeding valve, hydraulic pressure starts the jetting switch valve and reaches rear jaw in front of the door, piston, piston cylinder, connecting rod, sealing gasket, spring, hydraulic pressure switch pressure of supply water balance port, hydraulic pressure switch piston cylinder bottom, suction water one-way valve and spring, suction water external tapping, the jetting gun barrel, the straight rifling of jetting gun barrel waterproof stream rotation, end cap is connected with the rifle body to it is characterized in that passing through thereafter by piston cylinder, the cartridge chamber that communicates with the hyperbaric chamber is stamped in the piston cylinder rear end, high pressure air exhaust valve also is installed, and the center has piston rod to pass; The drive end bearing bracket of piston cylinder is connected with the gun barrel that communicates with piston cylinder, have in the drive end bearing bracket by hydraulic piston control jetting valve, drive end bearing bracket and this rifle front hand grip are integral the downside of handle at drive end bearing bracket, be provided with water inlet check valve that communicates with piston cylinder front end inside and piston cylinder and the piston of controlling the jetting valve in the front hand grip, the spool two ends of water inlet check valve have the guide hole that communicates with jetting valve piston two ends respectively; Inhale to be provided with in the jetting piston cylinder and inhale the jetting piston, the front portion of inhaling the jetting piston is for inhaling the jetting chamber, the rear portion of inhaling the jetting piston is ammunition detonation gas hyperbaric chamber, inhale jetting piston rear portion the piston holder is arranged, retreat the pass closed contact that retreats terminal point jacking and high pressure air exhaust valve of suction as piston, inhaling jetting piston and piston holder is integral, its rear portion has connecting rod to pass the piston cylinder bonnet to link to each other with the machine of retiring from active military service, the draw hook that on the machine of retiring from active military service, has high pressure gas valve exhaust ejector pin and traction gunlock to retreat, and control this hook and stretch out, the ejector pin of withdrawal, the machine front portion of the retiring from active military service spring housing of retiring from active military service, on gunlock, be provided with for the traction grooved of draw hook traction and the retaining that resets that cooperates with the gun action reset spring, have anti-current to rotate straight rifling in the gun barrel.

2, pulsating giant according to claim 1 is characterized in that described jetting valve is connected with valve piston, and the spool two ends of water inlet check valve have the guide hole that communicates with door piston two ends respectively.

3, pulsating giant according to claim 1, it is characterized in that described jetting valve is the bottle stopper shape and buckles on the muzzle of gun barrel front end, one end of jetting valve also is connected with jetting valve seat bearing pin, and the jetting valve is connected with the piston hinge that piston cylinder high pressure air cavity communicates.

4, pulsating giant according to claim 1 is characterized in that described jetting door is the valve that has cylindric spool, and the jetting door is threaded on the gun barrel, and the valve handle of jetting door is connected with door piston hinge by connecting rod.

5, pulsating giant according to claim 1 is characterized in that described piston cylinder also has a high-pressure buffering pot that communicates with the high pressure air cavity.

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