CN116617606A - Portable portable fire extinguisher - Google Patents

Abstract

The invention relates to the field of fire control, and particularly discloses a portable fire extinguisher, which comprises a fire extinguishing device, wherein the fire extinguishing device comprises a dry powder tank body with a built-in fire extinguishing agent and pushing air, the top end of the dry powder tank body is sealed with a group of valves, one end of each valve, which is outwards, is fixedly connected with a dry powder eduction tube, the surface of the fire extinguishing device is wrapped with a group of fastening components, the interior of the fastening components is slidably provided with a group of pushing components, the surfaces of the pushing components are propped against a group of reinforcing components, and the reinforcing components are telescopic on the surfaces of the fastening components.

Description

Portable portable fire extinguisher

Technical Field

The invention relates to the field of fire control, in particular to a portable hand-held fire extinguisher.

Background

The fire extinguisher is a portable fire extinguishing tool, and chemical substances are placed in the fire extinguisher to rescue and extinguish fire. Fire extinguishers are one of the common fire protection facilities, and are stored in public places or places where fire is likely to happen, and different components are filled in different types of fire extinguishers, which are specially designed for different fires, and people must pay attention to avoid adverse effects and life hazards.

Traditional fire extinguisher surface is smoother, and under emergency, take less convenient, not steady, also because smoother the frictional force that leads to is less, does not snatch the stress point, take the fire extinguisher more laborious, drops easily.

To this end, we propose a portable hand-held fire extinguisher that solves the above problems.

Disclosure of Invention

The present invention is directed to a portable fire extinguisher, which solves the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a portable hand extinguisher, includes extinguishing device, extinguishing device contains the dry powder jar body of concealed fire extinguishing agent and propelling movement gas, the top of the dry powder jar body is sealed to have a set of valve, the outside one end opening fixedly connected with dry powder extraction tube of valve, extinguishing device's surface parcel has a set of fastener, fastener's inside slidable mounting has a set of impeller, impeller's surface offsets has a set of reinforcement subassembly, reinforcement subassembly stretches out and draws back in fastener's surface.

In a further embodiment, the fastening component comprises an upper fastening component and a lower fastening component, wherein the upper fastening component and the lower fastening component are all in a 270-degree circular ring shape, a plurality of groups of bending hoops are welded at the top end of the lower fastening component, a plurality of groups of rope bolt components extend out of the bottom end of the upper fastening component, and the plurality of groups of rope bolt components are in one-to-one correspondence with the plurality of groups of bending hoops;

the rope bolt assembly comprises a flexible rope belt fixed on the surface of the upper fastening assembly, a plurality of groups of stainless steel connecting pieces are welded on the surface of the flexible rope belt, the tail end of the flexible rope belt penetrates through the bending hoop and is fixedly connected with a group of stainless steel rotary hook claws, and the stainless steel rotary hook claws are hooked on the surface of the stainless steel connecting pieces.

In a further embodiment, two groups of arc-shaped extension plates are welded at the opening position of the upper fastening assembly, the lower fastening assembly is slidably mounted in the pushing component, the pushing component comprises an arc-shaped door plate, a group of central track guide plates extend from the bottom end of the arc-shaped door plate, a group of pushing assemblies are slidably mounted on the surface of the central track guide plates, and the pushing assemblies are inserted in the arc-shaped door plate.

In a further embodiment, the surface of the arc door plate is penetrated with a plurality of groups of positioning holes for the penetration of the pushing assembly, the pushing assembly comprises a pushing plate, two groups of arc inserting rods are slidably installed in the pushing plate, and one end parts of the two groups of arc inserting rods penetrate through the positioning holes.

In a further embodiment, two groups of arc-shaped inserted bars are respectively fixed with two groups of L-shaped sliding plates, the two groups of L-shaped sliding plates slide in the pushing plate, and a plurality of groups of elastic telescopic bars are welded between the two groups of L-shaped sliding plates.

In a further embodiment, the lower fastening assembly comprises four groups of arc-shaped telescopic rings, a group of lower arc-shaped plates are inserted into the four groups of arc-shaped telescopic rings, a group of extending bottom plates are welded at the top ends of each group of arc-shaped telescopic rings, and a plurality of rigid balls are installed at the bottom ends of the extending bottom plates in a rolling mode.

In a further embodiment, the reinforcing component comprises an arc-shaped lower pressing plate, a group of elastic telescopic ring bodies are inserted in the arc-shaped lower pressing plate, and a group of rectangular through holes are formed in the top end of the reinforcing component, which is located on the arc-shaped lower pressing plate.

In a further embodiment, the surface fixing of valve has two sets of reference columns, two sets of the surface of reference column extends towards the tip of dry powder extraction pipe has two sets of diaphragm, two sets of the reference column has a set of installation component through two sets of diaphragm surface fixing, the inside of installation component is flexible to have a set of flexible subassembly, flexible subassembly presses in the surface of dry powder extraction pipe, installation component contains a set of square board, the hidden hole with dry powder extraction pipe tip looks adaptation has been seted up to the inside of direction board, four sets of rectangle jacks have been seted up to the four corners position of square board.

In a further embodiment, the telescopic assembly comprises four groups of bolts clamped in the rectangular jacks, four groups of rectangular telescopic plates are sleeved on the surfaces of the bolts, four groups of rectangular telescopic plates are mutually perpendicular, four groups of circular rings are arranged between the rectangular telescopic plates and the square plates, and four groups of circular rings are sleeved on the surfaces of the four groups of bolts.

Compared with the prior art, the invention has the beneficial effects that:

1. the fire extinguishing device is conveniently held by fire fighters while the outer surface of the fire extinguishing device is protected by the fastening component, the fire extinguishing device is convenient to take, the portable moving difficulty is reduced, in particular, a plurality of groups of rope bolt components extend out of the bottom end of the upper fastening component, a plurality of groups of bending hoops are welded at the top end of the lower fastening component, the bending hoops are hooked at different positions of the rope bolt components, the fastening component is further enabled to form an annular surrounding ring, the fire extinguishing device is wrapped in the annular surrounding ring, the fire extinguishing device is protected, the surface of the fire extinguishing device is protected, the rope bolt components comprise flexible rope belts, a plurality of groups of stainless steel connecting pieces welded on the surfaces of the flexible rope belts, and stainless steel rotary hook claws fixed at the tail ends of the flexible rope belts, the length of the fastening component is fixed by the stainless steel rotary hook claws, the stainless steel connecting pieces are convenient for the fire fighters to hold, a special holding mechanism is not needed, the operation is simple, and the mechanism is simple.

2. The invention increases the tightness of the fire extinguishing device through the pushing component, increases the stability of the fastening component in the fire extinguishing device, and simultaneously, the reinforcing component is convenient for the portable movement of the portable fire extinguisher, in particular, the reinforcing component is in a telescopic structure, the reinforcing component is tightly attached to the surface of the fastening component through the elastic expansion of the reinforcing component, then the position movement of the reinforcing component is changed through the movement of the pushing component, the contact mode between the portable fire extinguisher and the ground is changed, and the movement mode of the portable fire extinguisher is changed, so that the purpose of portable movement is achieved.

Drawings

FIG. 1 is a schematic view of a portable hand-held fire extinguisher;

FIG. 2 is an enlarged schematic view of the structure of the present invention at A;

FIG. 3 is a schematic view showing the overall structure of the fastening member of the present invention;

FIG. 4 is a schematic view of the overall structure of the pushing member of the present invention;

FIG. 5 is an enlarged schematic view of the structure at B in the present invention;

FIG. 6 is an isometric view of the overall construction of the pusher member of the present invention;

FIG. 7 is an isometric view of the overall construction of the fastening component of the present invention;

fig. 8 is a schematic view of the overall structure of the reinforcement assembly according to the present invention.

In the figure: 1. a fire extinguishing device; 2. a fastening member; 210. an upper fastening assembly; 220. an arc-shaped extension plate; 230. a tether assembly; 231. a flexible rope belt; 232. stainless steel connectors; 233. stainless steel rotary hook claw; 240. bending and hooping; 250. a lower fastening assembly; 251. an arc-shaped telescopic ring; 252. pressing down the arc plate; 253. an extension base plate; 254. rigid balls; 3. a pushing member; 310. arc door panels; 320. a pushing assembly; 321. a pushing plate; 322. arc-shaped inserted bars; 323. an L-shaped sliding plate; 324. an elastic telescopic rod; 330. a central track guide plate; 4. a reinforcement assembly; 401. an arc-shaped lower pressing plate; 402. an elastic telescopic ring body; 5. a mounting assembly; 6. a telescoping assembly; 7. positioning columns; 8. rectangular through holes.

Detailed Description

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1

Referring to fig. 1-8, in an embodiment of the present invention, a portable fire extinguisher includes a fire extinguishing device 1, the fire extinguishing device 1 includes a dry powder tank with a fire extinguishing agent and a pushing air, a set of valves are sealed at the top end of the dry powder tank, a dry powder extraction pipe is fixedly connected to an opening at one end of the valve, wherein the valves are used for blocking or controlling a flow of the fire extinguishing agent, the throat is used for discharging the fire extinguishing agent in the fire extinguishing device 1, the fire extinguishing agent is sprayed onto fire, the dry powder extraction pipe is a section of telescopic stainless steel threaded pipe and a fan-shaped nozzle fixed at an end of the threaded pipe, the fire extinguishing agent D can be extinguished or burned under control when the fire extinguishing agent is sprayed or contacts with the fire extinguishing agent, the pushing air is used for pushing out the fire extinguishing agent, a set of fastening members 2 are wrapped on a surface of the fire extinguishing device 1, a set of pushing members 3 are slidably mounted in the fastening members 2, a set of reinforcing members 4 are abutted against a surface of the pushing members 3, and the reinforcing members 4 are telescopic on a surface of the fastening members 2.

In a specific embodiment, the fastening component 2 is used for wrapping the surface of the fire extinguishing device 1, so that leakage is caused at the joint between the dry powder tank body and the valve when the fire extinguishing device 1 collides with the outside, material waste is caused, and a large amount of carbon dioxide gas is leaked, so that the oxygen concentration near the fire extinguisher is reduced, and discomfort is caused to a human body;

secondly, the fastening part 2 is convenient for fire fighters to hold except for being used for protecting the fire extinguishing device 1, so that the surface of a dry powder tank of the fire extinguishing device 1 is prevented from being too smooth, no grabbing stress points exist, the fire extinguisher is laborious to take, and the fire extinguisher is easy to fall off, so that the fire extinguishing device 1 explodes.

As shown in fig. 3, the fastening component 2 includes an upper fastening component 210 and a lower fastening component 250, where the upper fastening component 210 and the lower fastening component 250 are all in a 270-degree ring shape, multiple groups of bending hoops 240 are welded at the top end of the lower fastening component 250, multiple groups of rope bolt components 230 extend from the bottom end of the upper fastening component 210, and the multiple groups of rope bolt components 230 are arranged in one-to-one correspondence with the multiple groups of bending hoops 240;

the rope bolt assembly 230 comprises a flexible rope belt 231 fixed on the surface of the upper fastening assembly 210, a plurality of groups of stainless steel connecting pieces 232 are welded on the surface of the flexible rope belt 231, the tail end of the flexible rope belt 231 passes through a bending hoop 240 and is fixedly connected with a group of stainless steel rotary hook claws 233, and the stainless steel rotary hook claws 233 are hooked on the surface of the stainless steel connecting pieces 232.

Specifically, the flexible rope 231 is made of aramid fiber material and stainless steel, and the fire-fighting safety rope is made of aramid fiber material, so that the fire-fighting safety rope is light in weight and can bear high temperature of 400 ℃. High strength, wear resistance, durability, mildew resistance, acid and alkali resistance, simplicity and portability.

The braiding ropes are welded at two ends of the arc-shaped blocks in a welding mode, and each group of stainless steel connecting pieces 232 are fixed on the surfaces of the arc-shaped blocks.

As shown in fig. 4, two groups of arc-shaped extension plates 220 are welded at the opening position of the upper fastening assembly 210, the lower fastening assembly 250 is slidably mounted inside the pushing component 3, the pushing component 3 includes an arc-shaped door plate 310, a group of pushing assemblies 320 are slidably mounted on the surface of the central track guide plate 330 extending from the bottom end of the arc-shaped door plate 310, and the pushing assemblies 320 are inserted inside the arc-shaped door plate 310.

In a specific embodiment, the pushing component 320 is slidably mounted on the surface of the central track board 330, and when the position of the pushing component 320 moves, the position of the driving reinforcement component 4 changes, and the plug-in connection between the pushing component 320 and the arc-shaped door panel 310 is used for positioning the position of the pushing component 320.

As shown in fig. 6, the surface of the arc door panel 310 is penetrated with a plurality of groups of positioning holes for the penetration of the pushing assembly 320, the pushing assembly 320 comprises a pushing plate 321, two groups of arc inserting rods 322 are slidably mounted in the pushing plate 321, and one end parts of the two groups of arc inserting rods 322 penetrate through the positioning holes.

As shown in fig. 5, two sets of arc-shaped inserting rods 322 are respectively fixed with two sets of L-shaped sliding plates 323, the two sets of L-shaped sliding plates 323 slide inside the pushing plate 321, and a plurality of sets of elastic telescopic rods 324 are welded between the two sets of L-shaped sliding plates 323.

In a specific embodiment, one side of the L-shaped sliding plate 323 extends outwards through the inside of the pushing plate 321, the rod body of the elastic telescopic rod 324 is an elastic telescopic rod body, and by pressing the two groups of L-shaped sliding plates 323, the arc-shaped inserting rod 322 is caused to retract inside the arc-shaped door panel 310, so that the pushing component 320 moves up and down along the axis direction of the central track guide 330, and releasing the elastic telescopic rod 324 causes the elastic telescopic rod 324 to extend so that the arc-shaped inserting rod 322 penetrates into the inside of the positioning hole at the corresponding position, so that the position of the pushing component 320 is limited.

As shown in fig. 7, the lower fastening assembly 250 includes four sets of arc-shaped expansion rings 251, a set of pressing arc-shaped plates 252 are inserted into the four sets of arc-shaped expansion rings 251, a set of extending bottom plates 253 are welded at the top ends of each set of arc-shaped expansion rings 251, and a plurality of rigid balls 254 are mounted at the bottom ends of the extending bottom plates 253 in a rolling manner.

As shown in fig. 8, the reinforcement component 4 includes an arc-shaped lower pressing plate 401, a group of elastic telescopic ring bodies 402 are inserted in the arc-shaped lower pressing plate 401, and a group of rectangular through holes 8 are formed in the top end of the reinforcement component 4 located on the arc-shaped lower pressing plate 401.

The elastic telescopic ring 402 and the ring body of the arc telescopic ring 251 are telescopic rings, the extension plate 220 is telescopic arc ring-shaped, the notch type of the rectangular through hole 8 is consistent with the shape of the extension bottom plate 253, the thickness of the extension bottom plate 253 is consistent with the thickness of the bottom end of the arc lower pressing plate 401, when the bottom end of the arc lower pressing plate 401 is attached to the bottom of the lower fastening assembly 250, the rigid balls 254 are attached to the ground.

(2) And the reinforcing component 4 is in telescopic arrangement, and can adapt to the thickness of the tank body with different degrees on the market, the reinforcing component 4 is used for reinforcing the fastening degree of the fastening component 2, the fastening component 2 is used for fastening the surface of the fire extinguishing device 1 and bearing the gravity of the fire extinguishing device 1, the stainless steel rotary hook claw 233 is hooked on the stainless steel connecting piece 232 at different positions through changing, so that the length of the fastening component 2 is telescopic, and further the fire extinguisher heights of different types are realized.

Through changing the position of rope bolt subassembly 230 and then changing the position of reinforcement subassembly 4, and then cause rigid ball 254 to stretch or retract the inside of reinforcement subassembly 4, when fire fighter goes out the fire, hold the fire extinguisher in hand and advance to put out a fire, rigid ball 254 helps the portable removal of fire extinguisher, reduces fire fighter's burden, reduces fire fighter's the degree of difficulty of putting out a fire.

Example 2

Referring to fig. 2, the difference from embodiment 1 is that: the surface mounting of valve has two sets of reference columns 7, and the surface orientation of two sets of reference columns 7 has two sets of diaphragms towards the tip extension of dry powder extraction pipe, and two sets of reference columns 7 have a set of installation component 5 through two sets of diaphragm surface mounting, and the inside of installation component 5 stretches out and draws back there is a set of flexible subassembly 6, and flexible subassembly 6 presses in the surface of dry powder extraction pipe, and installation component 5 contains a set of square board, and the hidden hole with dry powder extraction pipe tip looks adaptation has been seted up to the inside of square board, four sets of rectangle jacks have been seted up to the four corners position of square board.

The telescopic assembly 6 comprises four groups of bolts clamped in the rectangular jacks, four groups of rectangular telescopic plates are sleeved on the surfaces of the four groups of bolts, the four groups of rectangular telescopic plates are mutually perpendicular, four groups of rings are arranged between the four groups of rectangular telescopic plates and the square plate, and the four groups of rings are sleeved on the surfaces of the four groups of bolts.

Specifically, four rings are used for keeping somewhere four rectangular expansion plates of group and square board certain distance for press in the surface of dry powder extraction tube, through tensile a set of rectangular expansion plate, and then cause the position of bolt to change, the bolt removes along the orbit of rectangular jack, get into and promote telescopic assembly 6 to stretch out and draw back, the dry powder extraction tube of being convenient for walks between telescopic assembly 6, through the accomodating of flexible dry powder extraction tube and then realize the dry powder extraction tube, prevent extinguishing device 1 hangs in the outside at the operation in-process, hang external object, and then hinder firefighter's fire extinguishing work, and the dry powder extraction tube hangs in the outside, easily appear colliding in extinguishing device 1 removal in-process, lead to the harm of dry powder extraction tube, cause extinguishing device 1's life to reduce.

The working process of the invention is as follows; the fastening component 2 is fastened on the surface of the fire extinguishing device 1 by stretching the upper fastening component 210 and the lower fastening component 250 according to the pipe diameter of the fire extinguishing device 1, the bottom of the fire extinguishing device 1 is pressed on the top end of the lower fastening component 250, the stainless steel rotary hook claw 233 is changed according to the height of the fire extinguishing device 1 to hook the stainless steel connecting piece 232 at the corresponding position, wherein in order to ensure the stability between the fire extinguishing device 1 and the fastening component 2, the surfaces of the upper fastening component 210 and the lower fastening component 250, which are respectively contacted with the fire extinguishing device 1, are respectively adhered with a layer of thin-skin silica gel, so that the friction between the fastening component 2 and the fire extinguishing device 1 is increased;

firefighters pull up the fire extinguishing device 1 by directly holding the stainless steel connecting piece 232, and under the pull force of gravity, the stainless steel rotary hook claw 233 is pressed on the surface of the stainless steel connecting piece 232, so that the fastening part 2 is fastened on the surface of the fire extinguishing device 1, the fastening part 2 is wrapped on the surface of the fire extinguishing device 1, and a protective cover is formed on the surface of the fire extinguishing device 1.

Stretching the reinforcing component 4 to further wrap the reinforcing component 4 on the surface of the fastening component 2, further increasing the fastening performance of the fastening component 2, enabling the pushing component 320 to be separated from the reinforcing component 4 through the upward sliding pushing component 320, enabling the portable fire extinguisher to be in point contact with the ground, enabling the portable movement of the portable fire extinguisher to be achieved through the rolling of the rigid balls 254, enabling the pushing component 320 to abut against the reinforcing component 4 through the downward sliding pushing component 320, further enabling the position of the reinforcing component 4 to move downwards, enabling the portable fire extinguisher to be in surface contact with the ground, increasing the area between the portable fire extinguisher and the ground, and guaranteeing the stability of the portable fire extinguisher;

when the portable fire extinguisher is operated to a fire extinguishing point, the four groups of rectangular expansion plates are stretched, so that the range contained by the four groups of rectangular expansion plates is enlarged, and the dry powder eduction tube is pulled out to start fire extinguishing work.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (9)

1. Portable hand-held extinguisher, including extinguishing device (1), its characterized in that: the fire extinguishing device (1) comprises a dry powder tank body with a built-in fire extinguishing agent and pushing air, a group of valves are sealed at the top end of the dry powder tank body, a dry powder eduction tube is fixedly connected to an opening at one end of the valve outwards, a group of fastening components (2) are wrapped on the surface of the fire extinguishing device (1), a group of pushing components (3) are slidably mounted in the fastening components (2), a group of reinforcing components (4) are abutted against the surface of the pushing components (3), and the reinforcing components (4) stretch out and draw back on the surface of the fastening components (2).

2. A portable hand-held fire extinguisher as claimed in claim 1, wherein: the fastening component (2) comprises an upper fastening component (210) and a lower fastening component (250), wherein the upper fastening component (210) and the lower fastening component (250) are all in 270-degree circular ring-shaped arrangement, a plurality of groups of bending hoops (240) are welded at the top end of the lower fastening component (250), a plurality of groups of rope bolt components (230) extend from the bottom end of the upper fastening component (210), and the plurality of groups of rope bolt components (230) are in one-to-one correspondence with the plurality of groups of bending hoops (240);

the rope bolt assembly (230) comprises a flexible rope belt (231) fixed on the surface of the upper fastening assembly (210), a plurality of groups of stainless steel connecting pieces (232) are welded on the surface of the flexible rope belt (231), the tail end of the flexible rope belt (231) penetrates through the bending hoop (240) and is fixedly connected with a group of stainless steel rotary hook claws (233), and the stainless steel rotary hook claws (233) are hooked on the surface of the stainless steel connecting pieces (232).

3. A portable hand-held fire extinguisher as claimed in claim 1, wherein: the welding of the open position department of last fastening assembly (210) has two sets of arc extension board (220), lower fastening assembly (250) slidable mounting is in the inside of pushing away part (3), pushing away part (3) are including arc door plant (310), the bottom of arc door plant (310) extends there is a set of center track guide board (330) the surface slidable mounting of center track guide board (330) has a set of pushing away subassembly (320), pushing away subassembly (320) cartridge in the inside of arc door plant (310).

4. A portable hand-held fire extinguisher as claimed in claim 3, wherein: the surface of the arc-shaped door plate (310) is penetrated with a plurality of groups of arranging holes for the penetration of the pushing assembly (320), the pushing assembly (320) comprises a pushing plate (321), two groups of arc-shaped inserting rods (322) are slidably arranged in the pushing plate (321), and one end parts of the two groups of arc-shaped inserting rods (322) penetrate through the arranging holes.

5. A portable hand-held fire extinguisher as claimed in claim 4, wherein: two groups of arc inserted bars (322) are respectively fixed with two groups of L-shaped sliding plates (323), the two groups of L-shaped sliding plates (323) slide in the pushing plate (321), and a plurality of groups of elastic telescopic rods (324) are welded between the two groups of L-shaped sliding plates (323).

6. A portable hand-held fire extinguisher as claimed in claim 2, wherein: the lower fastening assembly (250) comprises four groups of arc-shaped telescopic rings (251), a group of lower pressing arc-shaped plates (252) are inserted into the four groups of arc-shaped telescopic rings (251), a group of extension bottom plates (253) are welded at the top ends of each group of arc-shaped telescopic rings (251), and a plurality of rigid balls (254) are installed at the bottom ends of the extension bottom plates (253) in a rolling mode.

7. A portable hand-held fire extinguisher as claimed in claim 1, wherein: the reinforcing component (4) comprises an arc-shaped lower pressing plate (401), a group of elastic telescopic ring bodies (402) are inserted into the arc-shaped lower pressing plate (401), and a group of rectangular through holes (8) are formed in the top end of the reinforcing component (4) located at the arc-shaped lower pressing plate (401).

8. A portable hand-held fire extinguisher as claimed in claim 1, wherein: the surface mounting of valve has two sets of reference column (7), two sets of the surface of reference column (7) extends towards the tip of dry powder extraction pipe has two sets of diaphragm, two sets of reference column (7) have a set of installation component (5) through two sets of diaphragm surface mounting, the inside of installation component (5) is flexible has a set of flexible subassembly (6), flexible subassembly (6) are pressed in the surface of dry powder extraction pipe, installation component (5) contain a set of square board, the hidden hole with dry powder extraction pipe tip looks adaptation has been seted up to the inside of direction board, four sets of rectangle jacks have been seted up to the four corners position of square board.

9. A portable hand-held fire extinguisher as claimed in claim 8, wherein: the telescopic assembly (6) comprises four groups of bolts clamped in the rectangular jacks, four groups of rectangular telescopic plates are sleeved on the surfaces of the bolts, four groups of rectangular telescopic plates are mutually perpendicular, four groups of rings are arranged between the rectangular telescopic plates and the square plates, and four groups of rings are sleeved on the surfaces of the four groups of bolts.