CN2649125Y

CN2649125Y - Hand grenade type fire extinguisher

Info

Publication number: CN2649125Y
Application number: CNU2003201051741U
Authority: CN
Inventors: 曹文通
Original assignee: Lv Xuean
Current assignee: Lv Xuean
Priority date: 2003-11-05
Filing date: 2003-11-05
Publication date: 2004-10-20
Anticipated expiration: 2013-11-05
Also published as: WO2005044386A1

Abstract

The utility model discloses a grenade type fire extinguisher which can be thrown like a grenade to the fire scene, the utility model comprises a ball body, a fixed base, a piston, an inner transfer tube, a fixed casing, a lower bearing, a nozzle, an upper bearing, a detachable cap. The utility model has two important design points: the first, the base is designed according to the tumbler principle, when the fire extinguisher is thrown to the fire scene, it can stand by itself, the nozzle thereof can give full play to the spraying function; the second, through the multi-angle heat response design of the nozzle, the utility model burns under high temperature, the nozzle pushes the piston under the high pressure of the internal CO2, the detachable cap automatically can project in few seconds under the high temperature combustion, at this time, the nozzle automatically floats out of the ball body, through the design of the nozzle angle, the nozzle is rotated automatically and sprays the agents so as to achieve the function of circular fire extinguishing function. The utility model is safe to utilize and improves the fire rescuing accuracy and efficiency.

Description

Grenade formula fire extinguisher

Technical field

The utility model is about a kind of grenade formula fire extinguisher, is meant a kind ofly at the scene of fire that is difficult to handle smoothly especially, throws in the scene of a fire in the mode of hand-thrown, can reach the grenade formula fire extinguisher of fire extinguishing fast.

Background technology

People are on limited land resources now, gregarious habit is all arranged always, and the whole world also exceeds at present population concentration 60% or more in each metropolitan area, moreover for taking multinomial conveniences such as contact in life, buying into account, so humanly promptly spend with the lifestyle of living in groups since ancient times.

But " a storm may arise from a clear sky " always has unexpected the generation in the life, in addition today science and technology prosperity also can't avoid.And various unexpected stormses by statistics after, again with the most normal generation of fire, equally also be that threat to life, property loss are the most serious, and this cognition all arranged in countries in the world, set up fire-fighting equipment and personnel invariably, cause more life and property loss to avoid society.Because the life habit that people live in groups causes often that the narrow lane of Road narrows is hindered in the environment, simultaneously before the fire fighter hears the news the scene of rushing to, need prepare the time of fire-fighting equipment and traffic in advance, all this, all being the key element that postpones the gold disaster relief time, also is the main cause that causes community's big fire.

Well known " spark can set a prairie fire ", so put out or control the intensity of a fire if can promptly give in the spark stage, thoroughly on top of live the prime time of the disaster relief, believe that the big fire of many communities just is unlikely to take place or can avoid the loss of life and property, so seek the road that effects a permanent cure, should be that everybody is all the fireman, could prevent contingency.But with steel cylinder fire extinguisher at present in vogue on the market, the general common people are because of being unfamiliar with occupation mode, and have lost the best prime time of putting out spark.So the utility model is based on the utility model fire extinguisher of special research and development design under this situation, as long as when fire takes place, to throw bullet throws in the burning things which may cause a fire disaster, just can bring into play fire-extinguishing function concurrently automatically, and adopt the mode of throwing of losing because of the utility model, people do not need too close burning things which may cause a fire disaster, so no matter old young women and children all can use, under the obstacle situation of not having the operation used, just can bring into play everybody all is fireman's ideal state, and spark just can't set a prairie fire again.

This shows that the above-mentioned article of commonly using still have many disappearances, real non-one kindhearted design, and demand urgently being improved.

The utility model applicant is urgently to think to be improved innovation in view of above-mentioned every shortcoming of commonly using fire extinguisher, and after concentrating on studies through taking great pains to attain one's goal for many years, successfully the utility model grenade formula fire extinguisher is finished in research and development finally.

The utility model content

The purpose of this utility model promptly is to provide a kind of grenade formula fire extinguisher, it is the mode with hand-thrown, directly the utility model is thrown in the burning things which may cause a fire disaster of disaster area, again via the running of this part grenade formula fire extinguisher, with near the vantage point of burning things which may cause a fire disaster, the chemical substance that suppresses burning is directly sprayed around burning things which may cause a fire disaster,, reach the positive purpose of fire-fighting to put out burning things which may cause a fire disaster.

An of the present utility model purpose is to provide a kind of allows the fire control and disaster rescue personnel needn't emit big fire to enter the scene of a fire disaster relief, the probability that has reduced many unnecessary danger takes place, can ensure disaster relief personnel's life security, also can improve the grenade formula fire extinguisher of the accurate and efficient of the disaster relief.

Can reach the grenade formula fire extinguisher of above-mentioned utility model purpose, mainly include:

One spheroid is a hollow form in this spheroid, and offers a hole in its top, then is combined with a counterweight in its bottom, and the place is provided with a hole wide at the top and narrow at the bottom in the middle of this counterweight, and is combined with a check-valves in the hole at following narrow place;

One fixed pedestal, the upper and lower end of this fixed pedestal all offers a hole, and is equipped with more than one air admission hole at least in its periphery; This fixed pedestal is installed in the hole of counterweight upper end, and is sheathed on the charging check valve;

One piston, these piston bottom end both sides cylinder that extended internally respectively, and between two cylinders, link to each other and have a conical cylinder, cause the bottom of piston to be formed with two air admission holes; The conical cylinder of this piston is installed in the hole of fixed pedestal upper end;

One inner catheter, this inner catheter are a hollow circuit cylinder that runs through, and are provided with more than one delivery outlet at least in the appropriate position, upper end, and the retaining that then is equipped with a ring-type in the lower end is held portion; The installing of the retaining portion of holding of this inner catheter is incorporated in the piston tip in the vacancy;

One fixed sleeving, this fixed sleeving are a hollow circuit cylinder that runs through, and are formed with three kinds of apertures that vary in size, upper, middle and lower in it respectively; The bottom of this fixed sleeving is incorporated in the shrinkage pool on fixed pedestal top;

One lower bearing, this lower bearing sleeve is located at the upper end of inner catheter;

One nozzle, the bottom of this nozzle is concaved with up-narrow and down-wide shrinkage pool, an axis hole is also run through in the middle place of this shrinkage pool end face, and be concaved with a shrinkage pool in the top of axis hole, this axis hole side appropriate position offers one first jet hole, and is provided with second and third jet hole in the suitable rang ring of the periphery of nozzle; This nozzle cage is located on the lower bearing;

One upper bearing (metal), this upper bearing (metal) are arranged in the shrinkage pool that nozzle tip is arranged with, and by a bolt it are consolidated in the top of inner catheter;

One detachable cap, this detachable cap are the hemisphere of a hollow; This detachable cap cover closes the upper sphere in spheroid, and with spheroid driving fit mutually.

Earlier with CO ₂Squeeze in the spheroid by the check-valves of fire extinguisher bottom, cause the medicament that is deposited in the spheroid to be subjected to CO ₂Under the influence of high pressure, constantly in spheroid, do the action of circulation, again this fire extinguisher is thrown in the scene of a fire in the mode of hand-thrown, because under the burning of scene of a fire high temperature, will make the bump thawing of detachable cap and spheroid joint, simultaneously, because of piston is subjected to inner CO ₂High pressure push under, then inner catheter, A/C and nozzle up can be pushed simultaneously, and after bump melts, to cause detachable cap can be subjected under the holding of nozzle, detachable cap promptly can be in seconds fly apart automatically, outside the then floating automatically upper sphere of this nozzle, and be held in because of the retaining portion of holding that is subjected to inner catheter outside the following aperture of fixed sleeving, nozzle is exposed to outside the spheroid, utilizes jet hole to have the design of rake angle again, when jet hole is subjected to inner CO ₂High pressure push under, cause jet hole to produce the characteristic of rotation automatically, and the medicament in the spheroid can be subjected to inner CO equally ₂High pressure spray to jet hole under pushing, with reach ring spill around the purpose of fire extinguishing.

The utility model is to throw in the scene of a fire in the mode of hand-thrown, the emphasis that mainly has two design principles, (one) adopts the pedestal of roly-poly principle design, so after fire extinguisher is thrown into the scene of a fire, it just can be stood voluntarily, sees through the function that nozzle could effectively be brought into play spray angle again; (2) design of the temperature-sensitive nozzle by multi-angle, when this part grenade formula fire extinguisher burns down in scene of a fire high temperature, owing to being fixed, under burning via scene of a fire high temperature in the mode of scolding tin spot welding in conjunction with the detachable cap on it, bump will melt fast, and this nozzle is because of being subjected to inner CO ₂High pressure piston up can be pushed under pushing, this detachable cap promptly can be subjected under the holding of nozzle synchronously, detachable cap promptly can be behind high-temp combustion fly apart automatically in several seconds, at this moment, outside the just floating automatically upper sphere of nozzle, utilize the factor of spout angle design again, can make nozzle rotation and spraying agent automatically and produce, with reach around around fire-extinguishing function concurrently.

Grenade formula fire extinguisher provided by the utility model when comparing mutually with other located by prior art, has more following advantage:

1. the utility model provides a kind of mode with hand-thrown that the utility model is thrown in the scene of a fire, and directly its aiming is dropped down onto the disaster area fire's point of origin, and utilize this pedestal to have the characteristic of roly-poly principle, so after fire extinguisher is thrown into the scene of a fire, it just can be stood voluntarily, just can bring into play automatically and put out burning things which may cause a fire disaster, to reach the more positive purpose of fire-fighting.

2. the utility model provides a kind of factor of utilizing the design of jet hole multi-angle, when it is subjected to inner CO ₂Affected by high under, will cause make this nozzle produce the characteristic of rotation, can rotating automatically and spraying agent so that can reach ring spill around the effect of fire extinguishing.

3. the utility model is a mode of utilizing hand-thrown, can avoid the fire fighter emitting big fire to enter the disaster area disaster relief, and the probability that reduces many unnecessary danger takes place.

4. the utility model also can significantly improve the plurality of advantages such as accurate and efficient of the disaster relief except that having high practicability.

Description of drawings

Fig. 1 is the section decomposition view of the utility model grenade formula fire extinguisher.

Fig. 2 is that the section of this grenade formula fire extinguisher is in conjunction with view.

Fig. 3 A, B and Fig. 4 are the enforcement schematic diagram of this grenade formula fire extinguisher.

[major part conventional letter]

1 spheroid; 10 detachable caps; 101 solder joints; 11 spheroids; 12 spheroids; 13 holes; 14 counterweights; 15 holes; 16 check-valves; 17 medicaments; 2 fixed pedestals; 21 holes; 22 holes; 23 shrinkage pools; 24 air admission holes; 3 pistons; 31 cylinders; 32 conical cylinders; 33 air admission holes; 4 inner catheters; 41 delivery outlets; 42 retainings are held portion; 5 fixed sleevings; 51 apertures; 52 apertures; 53 apertures; 6 lower bearings; 7 nozzles; 71 shrinkage pools; 72 axis holes; 73 shrinkage pools; 74 first jet holes; 75 second jet holes; 76 the 3rd jet holes; 8 upper bearing (metal)s; 9 bolts.

The specific embodiment

See also Figure 1 and Figure 2, grenade formula fire extinguisher provided by the utility model mainly includes:

One spheroid 1, this spheroid is a up-small and down-

big spheroid

11,12, and be a hollow form in it, and offer a hole 13 in its top, then be combined with a counterweight 14 in its bottom, the place is provided with a hole 15 wide at the top and narrow at the bottom in the middle of this counterweight 14, and is combined with a check-valves 16 in the hole 15 at following narrow place; This counterweight 14 has the design of roly-poly principle, and after so this spheroid 1 threw the scene of a fire, it just can be stood voluntarily; In this spheroid 1 is the ccontaining place of extinguishing medium;

One fixed pedestal 2, this fixed pedestal 2 is a hollow cylindrical, thereon, the lower end all offers a

hole

21,22, and is concaved with a shrinkage pool 23 in the end face of hole 21, and is equipped with more than one air admission hole 24 at least at fixed pedestal 2 peripheries; This fixed pedestal 2 is incorporated in the hole 15 of counterweight 14 upper ends, and is sheathed on the check-valves 16;

One piston 3, this piston 3 is a hollow circuit cylinder that runs through, and the cylinder 31 that extended internally respectively in its both sides, bottom, and links to each other in 31 of two cylinders and to have a conical cylinder 32, causes the bottom of piston 3 to be formed with two air admission holes 33; The conical cylinder 32 of this piston 3 is installed in the hole 21 of fixed pedestal 2 upper ends;

One inner catheter 4, this inner catheter 4 is a hollow circuit cylinder that runs through, and its appropriate position, upper end also is provided with more than one delivery outlet 41 at least, the retaining that then is equipped with a ring-type in the bottom is held portion 42; The retaining of this inner catheter 4 is held portion 42 packs in piston 3 tops in the vacancy;

One fixed sleeving 5, this fixed sleeving 5 is a hollow circuit cylinder that runs through, and is formed with three kinds of apertures that vary in size, upper, middle and lower 51,52,53 in it respectively; The bottom of this fixed sleeving 5 is incorporated in the shrinkage pool 23 on fixed pedestal 2 tops; Should go up the ccontaining place that aperture 51 is nozzle 7 and lower bearing 6; Should have the fixedly effect of inner catheter 4 in middle aperture 52; The start that this time aperture 53 moves up and down in it for piston 3;

One lower bearing 6, this lower bearing 6 is sheathed on the upper end of inner catheter 4, and is placed in the last aperture 51 of A/C 5;

One nozzle 7, the bottom of this nozzle 7 is concaved with up-narrow and down-wide shrinkage pool 71, an axis hole 72 is also run through in the middle place of these shrinkage pool 71 end faces, and be concaved with a shrinkage pool 73 in the top of axis hole 72, these axis hole 72 side appropriate positions offer one first jet hole 74, and are provided with second and

third jet hole

75,76 in the suitable rang ring of the periphery of nozzle; This first, second,

third jet hole

74,75,76 all has an oblique corner cut; This nozzle 7 is sheathed on the lower bearing 6;

One upper bearing (metal) 8, this upper bearing (metal) 8 are arranged in the shrinkage pool 73 that nozzle 7 tops are arranged with, and by a bolt 9 it are consolidated in the top of inner catheter 4;

One detachable cap 10, this detachable cap 10 is the hemisphere of a hollow; This detachable cap 10 covers close the upper sphere 11 in spheroid 1, and with spheroid 1 driving fit mutually; The combination of this detachable cap 10 and spheroid 1 is to be welded to place, two solder joint 101 diagonal angles (shown in Fig. 2 and Fig. 3 A) in the joint of detachable cap 10 and spheroid 1 in the mode of scolding tin spot welding.

Seeing also Fig. 3 A, B and shown in Figure 4, be the enforcement schematic diagram of this grenade formula fire extinguisher, is earlier with CO ₂Check-valves 16 by spheroid 1 bottom is squeezed in the spheroid 1, causes the medicament 17 that is deposited in the spheroid 1 to be subjected to CO ₂Under the influence of high pressure, constantly in spheroid 1, do the action of circulation, at this moment, again the utility model grenade formula fire extinguisher is thrown in the scene of a fire in the mode of hand-thrown, and make it correctly drop down onto the fire's point of origin in disaster area, and utilize this counterweight 14 to have the characteristic of roly-poly principle, so after fire extinguisher is thrown into the scene of a fire, it just can be stood voluntarily, and this grenade formula fire extinguisher is in scene of a fire high temperature down during burning, is fixed in the mode of scolding tin spot welding by thereon detachable cap 10, under the burning via scene of a fire high temperature, two solder joints 101 will melt fast, and because of this piston 3 because of being subjected to inner CO ₂High pressure inner catheter 4, A/C 5 and nozzle 7 up can be pushed under pushing, cause detachable cap 10 can be subjected under the holding of nozzle 7, detachable cap 10 promptly can be in seconds fly apart automatically, at this moment, this nozzle 7 will float outside the upper sphere 1 automatically, and holding portion 42 because of the retaining that is subjected to inner catheter 4 is held in outside the following aperture 53 of fixed sleeving 5, nozzle 7 emergences are gone out outside the spheroid 1, utilize

jet hole

74,75,76 to have the design of rake angle again, when first, second,

third jet hole

74,75,76 is subjected to inner CO ₂High pressure push under, will make first, second,

third jet hole

74,75,76 produce the characteristic of rotation automatically, and the medicament 17 in the spheroid 1 can be subjected to inner CO equally ₂High pressure spray to first, second,

third jet hole

74,75,76 under pushing because this nozzle 7 has the function of automatic rotation and spraying agent, thus reach can encircle spill around the effect of fire extinguishing.

Above-listed detailed description is specifying at one of the utility model possible embodiments; this embodiment is not in order to limit protection domain of the present utility model; allly do not break away from the equivalence that the utility model skill spirit does and implement or change; for example: wait the equivalence embodiment of variation, all should be contained in the protection domain of the present utility model.

Claims

1. grenade formula fire extinguisher, it is to throw in the scene of a fire in the mode of hand-thrown, it is characterized in that including:

One spheroid (1), this spheroid is a hollow form in (1), and offer a hole (13) in its top, then be combined with a counterweight (14) in its bottom, the place is provided with a hole (15) wide at the top and narrow at the bottom in the middle of this counterweight (14), and is combined with a check-valves (16) in the hole (15) at following narrow place;

One fixed pedestal (2), the upper and lower end of this fixed pedestal all offer a hole (21,22), and are equipped with more than one air admission hole (24) at least in its periphery; This fixed pedestal (2) is installed in the hole (15) of counterweight (14) upper end, and is sheathed on the charging check valve (16);

One piston (3), this piston (3) both sides, the bottom cylinder (31) that extended internally respectively, and between two cylinders (31), link to each other and have a conical cylinder (32), cause the bottom of piston (3) to be formed with two air admission holes (33); The conical cylinder (32) of this piston (3) is installed in the hole (21) of fixed pedestal (2) upper end;

One inner catheter (4), this inner catheter (4) are a hollow circuit cylinder that runs through, and are provided with more than one delivery outlet (41) at least in the appropriate position, upper end, and the retaining that then is equipped with a ring-type in the lower end is held portion (42); The retaining of this inner catheter is held portion (42) installing and is incorporated in piston (3) top in the vacancy;

One fixed sleeving (5), this fixed sleeving (5) is a hollow circuit cylinder that runs through, and is formed with three kinds of apertures that vary in size, upper, middle and lower (51,52,53) in it respectively; The bottom of this fixed sleeving (5) is incorporated in the shrinkage pool (23) on fixed pedestal (2) top;

One lower bearing (6), this lower bearing (6) is sheathed on the upper end of inner catheter (4);

One nozzle (7), the bottom of this nozzle (7) is concaved with up-narrow and down-wide shrinkage pool (71), an axis hole (72) is also run through in the middle place of this shrinkage pool (71) end face, and be concaved with a shrinkage pool (73) in the top of axis hole (72), this axis hole (72) side appropriate position offers one first jet hole (74), and is provided with second and third jet hole (75,76) in the suitable rang ring of the periphery of nozzle; This nozzle (7) is sheathed on the lower bearing (6);

One upper bearing (metal) (8), this upper bearing (metal) (8) are arranged in the shrinkage pool (73) that nozzle (7) top is arranged with, and by a bolt (9) it are consolidated in the top of inner catheter (4);

One detachable cap (10), this detachable cap (10) is the hemisphere of a hollow; This detachable cap (10) cover closes the upper sphere (11) in spheroid (1), and with spheroid (1) driving fit mutually.

2. by the described grenade formula of claim 1 fire extinguisher, it is characterized in that this counterweight (14) is the project organization of roly-poly principle.

3. by the described grenade formula of claim 1 fire extinguisher, it is characterized in that the middle vacancy in this spheroid (1) is the ccontaining place of extinguishing medium.

4. by the described grenade formula of claim 1 fire extinguisher, it is characterized in that this first, second, third jet hole (74,75,76) all has an oblique corner cut.

5. by the described grenade formula of claim 1 fire extinguisher, it is characterized in that the combination of this detachable cap (10) and spheroid (1), be detachable cap (10) and the joint of spheroid (1) base is welded to two solder joints (101) place, diagonal angle in the mode of scolding tin spot welding.

6. by the described grenade formula of claim 1 fire extinguisher, it is characterized in that the last aperture (51) of this fixed sleeving (5) is the ccontaining place of nozzle (7) with lower bearing (6).

7. by the described grenade formula of claim 1 fire extinguisher, the middle aperture (52) that it is characterized in that this fixed sleeving (5) fixedly inner catheter (4) in it.

8. by the described grenade formula of claim 1 fire extinguisher, it is characterized in that being located at the piston (3) that moves up and down in it in the following aperture (53) of this fixed sleeving (5).