CN2732280Y

CN2732280Y - Bi-flow channel low-pressure fire-fighting lance with direct flow, flower sprinkling and spraying functions

Info

Publication number: CN2732280Y
Application number: CN 200420036957
Authority: CN
Inventors: 邱永谦
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-06-29
Filing date: 2004-06-29
Publication date: 2005-10-12
Anticipated expiration: 2014-06-29

Abstract

The utility model relates to a bi-flow channel low-pressure fire-fighting squirt gun with direct flow, flower sprinkling and spraying functions, comprising a gun body, a fire coupling, a water inlet pipe, a valve body, a trigger piece and a kneading handle. The bi-flow channel low-pressure fire-fighting squirt gun with direct flow, flower sprinkling and spraying functions is characterized in that a valve cavity is arranged in the gun body, a valve ball is arranged in the valve cavity, and the valve ball is provided with two paths. One path of the valve ball is connected with the inner cylinder of the gun body, and the other path is connected with an outer cylinder sheathed on the exterior of the inner cylinder in the gun body. The front end of the inner cylinder is provided with an inner nozzle. The connecting position of the inner cylinder and the inner nozzle is provided with swirling flow pieces. The exterior of the front end of the outer cylinder is sheathed with a direct flow cylinder. The front part of the direct flow cylinder is sheathed with a flower sprinkling protection sleeve. The front end of the inner nozzle is provided with a ring flow deflector. The utility model has advantages that the direct flow, flower sprinkling and spraying functions can be timely switched to extinguish fire hazards caused by the combustion of solid, liquid and gas, which can greatly raise the fire-extinguishing utilization of water; the water inlet pipe and the gun body are provided with an included angle to decrease the reactive force of hydraulic pressure. The bi-flow channel low-pressure fire-fighting squirt gun with direct flow, flower sprinkling and spraying functions is matched with the kneading handle on a clip on the middle of the gun body, which can be convenient for firemen to hold the squirt gun and ensure the firemen to attend the fire-extinguishment for a long time.

Description

Dual channel low-voltage direct/bloom/the fire-fighting lance of spraying

Technical field

The utility model relates to a kind of fire-fighting lance, the particularly a kind of dual channel low-voltage direct/fire-fighting lance of blooming/spray.

Background technology

The at present domestic fire-fighting lance that generally adopts, the fire fighter is when fire extinguishing, because extinguishing chemical is a water, is mainly used in and puts out the fire that combustion of solid objects takes place, and remove to put out liquid fire and gas fire with water fog nozzle or water diffuser branch, its fire extinguishing effect is but not remarkable.The fire fighter need in time select current at the variation of the condition of a fire in when fire extinguishing in addition, but because existing fire-fighting lance function singleness, tends to incur loss through delay fire extinguishing opportunity, causes huger fire damage.

Summary of the invention

The purpose of this utility model is that the existing fire-fighting lance current of solution are single, can't spray the existing problem of multiple current according to the timely conversion fire-fighting lance of the situation of fire.Provide a kind of and can in time switch the dual channel low pressure spraying fire-fighting lance that fire-fighting lance sprays various current.The utility model design dual channel low-voltage direct/fire-fighting lance of blooming/spray; comprise the rifle body; fire coupling; water inlet pipe; valve body; trigger piece; squeezing handle; it is characterized in that: in the rifle body, valve pocket is arranged; valve ball is arranged in the valve pocket; valve ball has two paths; one path of valve ball connects the inner core in the rifle body; what another path connection rifle body of valve ball was interior is enclosed within outside the inner core and urceolus; the front end of inner core has inner nozzle, and inner core and inner nozzle junction are fluted, and spinning disk is arranged in the groove; the outer cylinder front end outside is with the direct current tube; be with the protective sleeve of blooming before the direct current tube, the inner nozzle front end has annular flow deflector, and annular flow deflector is positioned at the protective sleeve inboard of blooming.Spinning disk is a circular piece, the circle centre position of spinning disk and with the concentric circumference of spinning disk on divide equally whirl hole arranged.Whirl hole on the concentric circumference of spinning disk is tangential inclined hole.Nozzle has three sections formations, with the inner core junction be a Taper Pipe, the stage casing is a direct tube section, delivery port is the cumulative conical bore of an opening.The annular flow deflector is horn-like.At the middle part of rifle body one clamp is arranged, clamp connects a squeezing handle.The utility model has the advantages that and have " direct current, bloom, spray " three kinds of current functions, can in time switch according to condition of a fire needs in the scene of a fire, be used to put out the fire of solid, liquids and gases burning generation, can increase substantially the fire extinguishing utilization rate of water, and water inlet pipe and rifle body are an angle, reduce the reaction force of hydraulic pressure, the squeezing handle on the clamp at cooperation rifle body middle part, can make things convenient for the fireman to grip hydraulic giant, guarantee the long-time fire extinguishing of participating in.

Description of drawings

Below in conjunction with drawings and Examples the utility model is elaborated,

Accompanying drawing 1 is a structural representation of the present utility model,

Accompanying drawing 2 is the structural representation of spinning disk of the present utility model,

The specific embodiment

Comprise rifle body 1 among the figure; fire coupling 2; water inlet pipe 3; valve body 4; trigger piece 5; squeezing handle 6; it is characterized in that: valve pocket 7 is arranged in rifle body 1; valve ball 8 is arranged in the valve pocket 7; valve ball 8 has two paths 9; 10; the inner core 11 that one path 9 of valve ball 8 connects in the rifle body 1; another path 10 of valve ball 8 connects and is enclosed within inner core 11 outsides and urceolus 12 in rifle bodies 1; the front end of inner core 11 has inner nozzle 13; inner core 11 and inner nozzle 13 junctions fluted 14; spinning disk 15 is arranged in the groove 14, and the urceolus 12 front ends outside is with direct current tube 16, is with the protective sleeve 17 of blooming before the direct current tube 16; inner nozzle 13 front ends have annular flow deflector 18, and annular flow deflector 18 is positioned at protective sleeve 17 inboards of blooming.Spinning disk 15 is a circular piece, the circle centre position of spinning disk 15 and with the concentric circumference of spinning disk on be distributed with whirl hole 20.Whirl hole 20 on the concentric circumference of spinning disk 15 is tangential inclined hole.Inner nozzle 13 has three sections formations, with inner core 11 junctions be a Taper Pipe, the stage casing is a direct tube section, delivery port is the cumulative conical bore of an opening.Annular flow deflector 18 is horn-like.One clamp 19 is arranged at the middle part of rifle body 1, and clamp 19 connects a squeezing handle 6.

On hydraulic giant trigger piece 4 is pushed into valve ball 8 during use and is closed condition, at this moment hydraulic giant is in dormant state.Water if desired,

As using the current of blooming---the trigger piece on the hydraulic giant 5 can be pulled back into the centre position, the path 10 on the valve ball 8 is in connection to urceolus 12 positions, and pressure flow can pass through urceolus 12 and annular flow deflector 18 outside injection waters.As will spraying the current of blooming, the urceolus 12 front ends outside can be with in the direct current tube 16 and move back, current through the cutting apart and guiding of the annular flow deflector 18 and the protective sleeve 17 of blooming, can spray 120 ° the current of blooming again.

As spraying the direct current current, the urceolus 12 front ends outside can be with direct current tube 16 and stretch out forward, the direct current tube 16 that is subjected to of the current of blooming retrains, and finally can spray the direct current current.

As using the spraying current---the path 9 that the trigger piece on the hydraulic giant 5 can be pulled back on the valve ball 8 is in the position of leading to inner core 11, press water can be by inner core 11 and spinning disk 15 ejections, press water is after process inner core 11 and spinning disk 15, current are because the tangential shunting and the rotation of circumferential whirl hole 20 on spinning disk 15, collision is simultaneously pushed mutually again and is entered in the inner nozzle 13, when such current reach the nozzle outside through inner nozzle 13, originally lived in concentrated communities the portion of energy in 13 li current of inner nozzle, obtain rapidly discharging, thereby current are split into countless tiny particle waters, and the energy that a part of straight line of spinning disk 15 central whirl hole 20 sprays sprays the vaporific current of i.e. formation injection forward with countless tiny particle waters.Countless tiny particle waters spray forward promptly to form and spray vaporific current.

Claims

1; dual channel low-voltage direct/bloom/the fire-fighting lance of spraying; comprise the rifle body; fire coupling; water inlet pipe; valve body; trigger piece; squeezing handle; it is characterized in that: in the rifle body, valve pocket is arranged; valve ball is arranged in the valve pocket; valve ball has two paths; one path of valve ball connects the inner core in the rifle body; what another path connection rifle body of valve ball was interior is enclosed within outside the inner core and urceolus; the front end of inner core has inner nozzle, and inner core and inner nozzle junction are fluted, and spinning disk is arranged in the groove; the outer cylinder front end outside is with the direct current tube; be with the protective sleeve of blooming before the direct current tube, the inner nozzle front end has annular flow deflector, and annular flow deflector is positioned at the protective sleeve inboard of blooming.

2, the dual channel low-voltage direct according to claim 1/fire-fighting lance of blooming/spray, it is characterized in that: spinning disk is a circular piece, the circle centre position of spinning disk and with the concentric circumference of spinning disk on divide equally whirl hole arranged.

3, the dual channel low-voltage direct according to claim 2/fire-fighting lance of blooming/spray is characterized in that: the whirl hole on the concentric circumference of spinning disk is tangential inclined hole.

4, the dual channel low-voltage direct according to claim 1/fire-fighting lance of blooming/spray, it is characterized in that: nozzle has three sections formations, with the inner core junction be a Taper Pipe, the stage casing is a direct tube section, delivery port is the cumulative conical bore of an opening.

5, the dual channel low-voltage direct according to claim 1/fire-fighting lance of blooming/spray, it is characterized in that: annular flow deflector is horn-like.

6, the dual channel low-voltage direct according to claim 1/fire-fighting lance of blooming/spray, it is characterized in that: at the middle part of rifle body one clamp is arranged, clamp connects a squeezing handle.