CN101716405B

CN101716405B - Fire-fighting cannon of high-rise building

Info

Publication number: CN101716405B
Application number: CN2009100733675A
Authority: CN
Inventors: 刘刚; 刘铮; 周杰; 刘少刚; 王士成; 邓波; 吕建伟; 徐建伟; 庞永刚
Original assignee: Harbin Engineering University
Current assignee: Harbin Engineering University
Priority date: 2009-12-08
Filing date: 2009-12-08
Publication date: 2012-02-01
Anticipated expiration: 2029-12-08
Also published as: CN101716405A

Abstract

The invention provides a fire-fighting cannon of a high-rise building, which mainly comprises a cannon seat, a boosting mechanism, a shooting mechanism, a shock absorbing spring, a cannon barrel, a pitching mechanism and a horizontal rotary mechanism, wherein the cannon seat is divided into a front seat, a middle seat, a rear seat and a bottom seat; the boosting mechanism is placed into a front seat cavity; the cannon barrel comprises a boosting cylinder and a cannon chamber, and the boosting cylinder and the cannon chamber are integrated; the cannon chamber is arranged in a middle seat cavity, and the boosting cylinder is arranged in a rear seat cavity; the shock absorbing spring is installed outside the cannon barrel in the rear seat cavity; the pitching mechanism is matched with a base; the horizontal rotary mechanism is connected with the pitching mechanism; the boosting mechanism comprises a boosting cylinder; the boosting cylinder and the shooting mechanism are arranged in the middle seat cavity, and the boosting cylinder is arranged outside the cannon chamber; the shooting mechanism is installed in the cannon chamber, and the cannon chamber is provided with a high-pressure air hole and a groove. The invention can lift an emitting object and emit the object at any angle, has accurate positioning, elastic energy storage and instantaneous emission and automatic grabing and object disturbance.

Description

Fire-fighting cannon of high-rise

(1) technical field

The invention belongs to fire-fighting domain, be mainly skyscraper putting out a fire to save life and property when on fire the fire-fighting cannon of high-rise of accurate long-range emission fire extinguisher bomb is provided.

(2) background technology

In case skyscraper breaking out of fire; Individual notable feature is arranged: because of " stack effect ", elevator and piping shaft are just as smokestack one by one, and smog can be rapidly to vertical spread; Constituted bigger fire risk; Can not as common buildings, put out a fire, bring very big difficulty for rescue work and evacuating personnel, cause great economic loss and personnel casualty accidents easily from the outside.In case the condition of a fire occurs in higher floor, the fire fighter can only wear air respiratorresuscitator and get into the scene of a fire, storms the big fire of putting out a fire to save life and property through inside.This psychology to the fireman, physiology and fire extinguishing technical ability all face complicacy and acid test all is in peril of one's life at any time.

All difficulties that fire extinguishing occurs to high level; A kind of scheme of fire-fighting cannon of high-rise is proposed here; Accurately get to the fire extinguisher bomb that powder extinguishing agent is housed in the skyscraper room on fire (through window etc.) through fire monitor; Fire extinguisher bomb runs into high temperature or collision blasting, thereby the extinguishing chemical disperse is full of the purpose that whole room plays fire extinguishing.

All the structure of fire monitor was carried out research both at home and abroad, though basic principle is similar, structure is each has something to recommend him.Like the patent No. is CN200910047196.9, " Pneumatic fire fighting gun " by name, it is provided with cylinder, adopts pneumatic mode, though be convenient to automation, its structure is complicated.

(3) summary of the invention

The present invention mainly provides a kind of fire-fighting cannon of high-rise of high building fire fighting, the thrust of utilizing gases at high pressure to produce being launched extinguishing cannonball.

The objective of the invention is to realize like this: a kind of fire-fighting cannon of high-rise, it mainly comprises gun platform, propulsive mechanism, firing lock, damping spring, gun tube, luffing mechanism and horizontal rotary mechanism, gun platform divides front stall, middle seat, back seat and base; Front stall is placed with propulsive mechanism in the chamber, and gun tube comprises propulsion cylinder and bore, and propulsion cylinder and bore are one; Bore is in middle seat chamber, and propulsion cylinder is equipped with damping spring in the propulsion cylinder outside in the back seat chamber in the back seat chamber; Luffing mechanism and base cooperate, and horizontal rotary mechanism links to each other with luffing mechanism, and propulsive mechanism connects propulsion cylinder; Propulsion cylinder and firing lock are placed in the middle seat chamber; And propulsion cylinder is in the bore outside, and firing lock is installed in the bore, has high pressure pore and groove on the bore.

The present invention can also comprise following architectural feature:

1, described propulsive mechanism also comprises seal cover and self-locking device, has groove on the seal cover; Self-locking device is made up of self-lock pin, baffle plate and returning spring, and returning spring and baffle plate are installed on the self-lock pin, and returning spring one end contacts with self-lock pin, and an end contacts with baffle plate, and self-lock pin is installed in the shoulder hole that bore leaves.

2, described firing lock follows pipe to be installed in the bore by following pipe, unlocking device, groove to form, and unlocking device is installed in to follow and manages in the shoulder hole of opening, and follows and has groove on the pipe.

3, described unlocking device comprises latch, returning spring one, returning spring two and baffle plate, and wherein returning spring two is installed on the latch with baffle plate, and latch is installed in to follow and manages in the shoulder hole of opening, and returning spring one is installed in the groove of following pipe.

The present invention can promote emission object and with arbitrarily angled emission object, accurate positioning, and elastic energy storage, the moment emission is grasped and interfering object automatically.Overall structure compact of the present invention, firing lock can realize the rapid total head of gases at high pressure is added on the shell launches, and stability is higher.

(4) description of drawings

Fig. 1: pneumatic fire-extinguishing cannon overall structure sketch map;

Fig. 2: shell propulsive mechanism structural representation;

The A-A cutaway view of Fig. 3: Fig. 2;

The B-B cutaway view of Fig. 4: Fig. 2;

The C-C cutaway view of Fig. 5: Fig. 2;

Fig. 6: shell firing lock structural representation;

The C portion enlarged drawing of Fig. 7: Fig. 6;

Fig. 8: bore back seat sealing self-locking device structural representation;

Fig. 9: gun tube structural representation;

Figure 10: gun platform structural representation.

(5) specific embodiment

Specifically the present invention is done more detailed description below in conjunction with accompanying drawing:

Like Fig. 1, it mainly comprises gun platform 4, propulsive mechanism 1, firing lock 3, damping spring 5, gun tube 6, luffing mechanism 7 and horizontal rotary mechanism 8, gun platform 4 minutes front stalls 31, middle seat 33, back seat 35 and bases 37; Be placed with propulsive mechanism 1 in the front stall chamber 32, gun tube 6 comprises propulsion cylinder and bore, and propulsion cylinder and bore are one; Bore is in middle seat chamber 34, and propulsion cylinder is in back seat chamber 36, and the propulsion cylinder outside that is arranged in back seat chamber 36 is equipped with damping spring 5; Luffing mechanism 7 cooperates with base 37, and horizontal rotary mechanism 8 links to each other with luffing mechanism 7, and propulsive mechanism 1 links to each other with propulsion cylinder 16; During propulsion cylinder 16 is placed on firing lock 3 in the seat chamber 34, and propulsion cylinder 16 is in the bore outside, and firing lock 3 is installed in the bore; Have high pressure pore 13 and groove 25 on the bore, see Fig. 7 and Figure 10.

Like Fig. 8, propulsive mechanism 1 also comprises seal cover 9 and self-locking device 12, has groove 26 on the seal cover 9; Self-locking device 12 is made up of self-lock pin 29, baffle plate 27 and returning spring 28, and returning spring 28 is installed on the self-lock pin 29 with baffle plate 27, and returning spring 28 1 ends contact with self-lock pin 29, and an end contacts with baffle plate 27, and self-lock pin 29 is installed in the shoulder hole that bore leaves.

Like Fig. 6 and Fig. 7, firing lock 3 follows pipe 20 to be installed in the bore by following pipe 20, unlocking device, groove 25 to form, and unlocking device is installed in to be followed in the shoulder hole that pipe 20 opens, and follows to manage on 20 to have groove 25.

Like Fig. 7, unlocking device comprises latch 23, returning

spring

21 and 22 and baffle plate 24, and returning spring 22 is installed on the latch 23 with baffle plate 24, and latch 23 is installed in to be followed in the shoulder hole that pipe opens, and returning spring 21 is installed in the groove 25 of following pipe 20.

Adjust transmitting site before the emission; Put shell into the propelling chamber through putting bullet mouth 11, support bar 10 supporting shells make it aim at bore, and high pressure pore 13 charges into gases at high pressure; Follow this moment pipe 20 that high pressure pore 13 and bore are isolated, gases at high pressure can not get in the bore.

Open the valve gases at high pressure during emission and get into through air inlet 14 and advance cylinders 17 to promote pistons 15 motions, drive shells 2 motions and it is advanced to follows 20 li of pipes thereby piston drives seal covers 9 motions through pushing ram 19.

When entering into, shell 2 follow pipe 20 shell front ends to withstand latch; Follow pipe 20 to advance together thereby drive; Along with the high pressure pore 13 that advances of following pipe 20 is opened; Gases at high pressure enter in the bore and to promote to follow pipe 20 and shell 2 to move on, and all open up to whole high pressure pore, follow this moment pipe 20 front ends to withstand gun tube 6 and halt; Latch 23 gets into groove 25 under the effect of shell 2; Shell 2 loses resistance and breaks away from and to follow pipe 20 and launch, and follows pipe to be stuck 25 li this moments because the effect of shell 2 rear gases at high pressure makes latch 23 tightly be pressed in groove, gases at high pressure disappearance after shell launch; Latch 23 is returned to initial position under the effect of returning spring 2 22, follow pipe 20 also under the effect of returning spring 1, to be returned to initial position and block high pressure pore 13 and prepare for emission next time.

Percussion follows pipe 20 motions to make shell 2 rears charge into gases at high pressure after propulsive mechanism 1 is advanced to bore to shell 2; Gases at high pressure acted on self-lock pin 29 and made it enter into 26 li of self-locking grooves to stop seal cover 9 to move backward this moment, and self-lock pin 29 is returned to initial position under the effect of returning spring 3 28 after shell 2 has been launched.Seal cover 9 is returned to initial position under the effect of piston 15.

When shell 2 has been launched; Air pressure in the bore quickly falls to normal pressure; Self-lock pin 29 is returned to initial position under the effect of returning spring 3 28, inject 15 motions of gases at high pressure promotion piston to pore 18 and make seal cover 9 be returned to initial position, for emission is next time got ready.

Luffing mechanism 7 and horizontal rotary mechanism 8 are realized the transmitting site adjustment of emission big gun.

Claims

1. a fire-fighting cannon of high-rise mainly comprises gun platform, propulsive mechanism, firing lock, damping spring, gun tube, luffing mechanism and horizontal rotary mechanism, and gun platform divides front stall, middle seat, back seat and base; Front stall is placed with propulsive mechanism in the chamber, and gun tube comprises propulsion cylinder and bore, and propulsion cylinder and bore are one; Bore is in middle seat chamber, and propulsion cylinder is equipped with damping spring in the propulsion cylinder outside in the back seat chamber in the back seat chamber; Luffing mechanism and base cooperate, and horizontal rotary mechanism links to each other with luffing mechanism, it is characterized in that: propulsive mechanism connects propulsion cylinder; Propulsion cylinder and firing lock are placed in the middle seat chamber; And propulsion cylinder is in the bore outside, and firing lock is installed in the bore, has high pressure pore and groove on the bore.

2. fire-fighting cannon of high-rise according to claim 1 is characterized in that: propulsive mechanism also comprises seal cover and self-locking device, has groove on the seal cover; Self-locking device is made up of self-lock pin, baffle plate and returning spring, and returning spring and baffle plate are installed on the self-lock pin, and returning spring one end contacts with self-lock pin, and an end contacts with baffle plate, and self-lock pin is installed in the shoulder hole that bore leaves.

3. fire-fighting cannon of high-rise according to claim 1 and 2 is characterized in that: firing lock follows pipe to be installed in the bore by following pipe, unlocking device, groove to form, and unlocking device is installed in to follow and manages in the shoulder hole of opening, and follows and has groove on the pipe.

4. fire-fighting cannon of high-rise according to claim 3; It is characterized in that: unlocking device comprises latch, returning spring one, returning spring two and baffle plate; Wherein returning spring two is installed on the latch with baffle plate; Latch is installed in to follow and manages in the shoulder hole of opening, and returning spring one is installed in the groove of following pipe.