CN211935275U

CN211935275U - Portable dry powder fire extinguisher

Info

Publication number: CN211935275U
Application number: CN202020118607.0U
Authority: CN
Inventors: 郑毅恒; 傅立军
Original assignee: Zhejiang Huayou Safety Technology Service Co ltd
Current assignee: Zhejiang Huayou Safety Technology Service Co ltd
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2020-11-17
Anticipated expiration: 2030-01-19

Abstract

The utility model discloses a portable dry chemical extinguisher, including the steel bottle, the outer wall welding of steel bottle top has the bottle cap, bottle cap top outer wall threaded connection has the connecting pipe, the bottom welding of connecting pipe inner wall has the fixed block, the inside siphon of pegging graft of fixed block, siphon top outer wall is provided with the nozzle, the outer wall welding of connecting pipe one side has the spout seat, the spout seat cup joints in the nozzle outside, the edge welding of spout seat one side outer wall has the outer arc piece that a plurality of is the annular and distributes, the outer wall welding of spout seat one side has the inner arc piece that a plurality of is the annular and distributes, outer arc piece one side outer wall threaded connection has the. The utility model discloses an outer arc piece, interior arc piece and the thread bush that sets up, outer arc piece and interior arc piece constitute each other and encircle the outside annular spout of nozzle, make the dry powder along outer arc piece and interior arc piece inner wall move forward, make it make outer arc piece and interior arc piece shrink or loosen through rotatory thread bush forward or backward movement, realize the regulation of spout size.

Description

Portable dry powder fire extinguisher

Technical Field

The utility model relates to a fire extinguisher technical field especially relates to a portable dry powder fire extinguisher.

Background

The dry powder fire extinguisher can extinguish fire caused by burning oil, gas and the like, is a dry and easily flowing fine solid powder which is sprayed out from a cylinder by using carbon dioxide gas or nitrogen gas as power and consists of a base material capable of extinguishing fire and additives such as a moisture-proof agent, a flow promoter, an agglomeration preventing agent and the like, is mainly used for extinguishing initial fire of flammable liquid such as petroleum and organic solvent, flammable gas and electrical equipment, and is suitable for extinguishing various flammable and combustible liquid and flammable and combustible gas fires and electrical equipment fires.

Common dry powder fire extinguisher has longer spout by hose connection, can improve the distance of fire fighter and condition of a fire, but hose connection's spout need be fixed with the barrel hoop, only can one hand mention the fire extinguisher during the use, be unfavorable for the operation of fire extinguisher and the fixed of fire extinguisher, the spout size can not be adjusted, when the condition of a fire is less, the spout is great relatively causes the waste of dry powder, when the condition of a fire is great, the spout is less relatively less fire control effect, the spout size can not be according to the condition of a fire size regulation, therefore, need to design a portable dry powder fire extinguisher to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a portable dry chemical fire extinguisher.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a portable dry chemical extinguisher, includes the steel bottle, steel bottle top outer wall welding has the bottle cap, bottle cap top outer wall threaded connection has the connecting pipe, the bottom welding of connecting pipe inner wall has the fixed block, the inside siphon of pegging graft of fixed block, siphon top outer wall is provided with the nozzle, the outer wall welding of connecting pipe one side has the spout seat, the spout seat cup joints in the nozzle outside, the edge welding of spout seat one side outer wall has a plurality of to be the outer arc piece that the annular distributes, spout seat one side outer wall welding has a plurality of to be the inner arc piece that the annular distributes, outer arc piece one side outer wall threaded connection has the thread bush.

Furthermore, a handle is welded on the outer wall of the top of the connecting pipe, and a pressing handle is movably connected to the outer wall of one side of the handle through a pin shaft.

Further, the inside gas bomb of pegging graft of fixed block, gas bomb one side inner wall sliding connection has the piston, peg graft and have the depression bar piston top outer wall, the welding of gas bomb top inner wall has the guide ring, the depression bar activity is pegged graft inside the guide ring.

Furthermore, the outer wall of the top of the pressure rod is in threaded connection with a pressure ball, and the pressure ball and the outer wall of the bottom of the pressure handle form sliding connection.

Furthermore, a pressure gauge is inserted into the outer wall of one side of the connecting pipe, and the pressure gauge is communicated with the inside of the connecting pipe.

Further, the outer wall welding of steel bottle bottom has the base, the outer wall welding of steel bottle one side has two vertical distributions to hang the knot.

The utility model has the advantages that:

1. through the outer arc piece, the inner arc piece and the thread bush, the outer arc piece and the inner arc piece form an annular nozzle which surrounds the outside of the nozzle, so that dry powder moves forwards along the inner walls of the outer arc piece and the inner arc piece, and the outer arc piece and the inner arc piece shrink or loosen by rotating the thread bush to move forwards or backwards, thereby realizing the adjustment of the size of the nozzle.

2. Through hanging knot and the base that sets up, hang the wall built-up that detains having realized the fire extinguisher and hang and place, the base has prevented that the steel bottle is direct to receive corrosion and corruption with the ground contact, and the fire extinguisher is controlled to the both hands of being convenient for of base, has realized variety and the security that the fire extinguisher placed, has realized the convenience of controlling when the fire extinguisher uses.

3. Through the guide ring, the pressure ball and the piston that set up, the vertical motion of depression bar has been realized to the guide ring, and the pressure ball has improved the slidability with pressing the handle, and the piston has controlled opening and shutting of gas bomb, and then has realized the function through pressing the control fire extinguisher switch.

Drawings

FIG. 1 is a sectional view of a portable dry chemical extinguisher according to the present invention;

FIG. 2 is a schematic structural view of a portable dry chemical extinguisher according to the present invention;

FIG. 3 is a left side view of the outer arc piece of the portable dry powder fire extinguisher provided by the present invention;

fig. 4 is a schematic structural view of an outer arc piece and an inner arc piece of the portable dry powder fire extinguisher provided by the utility model.

In the figure: the device comprises a steel cylinder 1, a cylinder cap 2, a connecting pipe 3, a fixing block 4, a siphon 5, a nozzle 6, a nozzle seat 7, an outer arc sheet 8, an inner arc sheet 9, a threaded sleeve 10, a handle 11, a pressing handle 12, a gas storage cylinder 13, a piston 14, a pressing rod 15, a guide ring 16, a pressing ball 17, a safety pin 18, a pressure gauge 19, a hanging buckle 20 and a base 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, a portable dry chemical extinguisher comprises a steel cylinder 1, a cylinder cap 2 welded on the outer wall of the top of the steel cylinder 1, a connecting pipe 3 connected with the outer wall of the top of the cylinder cap 2 through screw threads, a fixing block 4 welded on the bottom of the inner wall of the connecting pipe 3, a siphon 5 inserted in the fixing block 4, a nozzle 6 arranged on the outer wall of the top of the siphon 5, a spout seat 7 welded on the outer wall of one side of the connecting pipe 3, the spout seat 7 sleeved on the outside of the nozzle 6, a plurality of outer arc sheets 8 distributed annularly and welded on the edge of the outer wall of one side of the spout seat 7, a plurality of inner arc sheets 9 distributed annularly and welded on the outer wall of one side of the outer arc sheets 8, a screw sleeve 10 connected with the outer wall of one side of the outer arc sheets 8 through screw threads, when the fire is small, the screw sleeve 10 is rotated to move forward, and the screw sleeve 10 is matched, spout size is little, the injection velocity is higher, it is more accurate to spray, improve the pertinence of fire extinguisher, outer arc piece 8 compresses inner arc piece 9, realize the regulation of spout size, when the condition of a fire is great, reverse rotation thread bush 10 makes it backward motion, outer arc piece 8 and inner arc piece 9 have elasticity can outwards expand, realize the enlargement of spout size, outer arc piece 8 and inner arc piece 9 mutually support and encircle, prevent jaggedly causing revealing of dry powder, when the spout size is great, the injection area is wider, can reduce the condition of a fire area fast, disappear until the condition of a fire.

Furthermore, a handle 11 is welded on the outer wall of the top of the connecting pipe 3, a pressing handle 12 is movably connected on the outer wall of one side of the handle 11 through a pin shaft, the handle 11 is convenient to carry the fire extinguisher, and the pressing handle 12 and the handle 11 are convenient to open the fire extinguisher with one hand.

Further, 4 inside pegs graft of fixed block have gas bomb 13, gas bomb 13 one side inner wall sliding connection has piston 14, peg graft of piston 14 top outer wall has depression bar 15, 13 top inner wall welding of gas bomb has guide ring 16, depression bar 15 activity is pegged graft inside guide ring 16, guide ring 16 prevents that depression bar 15 from taking place the skew, depression bar 15 drives piston 14 downstream, piston 14 downstream is inside gas bomb 13, and not with 13 inner wall contact of gas bomb, the gas in the gas bomb 13 passes through the gas pocket outdiffusion of 13 outer walls of gas bomb, and then realize the increase of 1 inside atmospheric pressure of steel bottle, the dry powder passes through siphon 5 upsfream under the effect of atmospheric pressure, spout 6 inside from the nozzle, realize the blowout of dry powder.

Furthermore, the outer wall of the top of the pressure lever 15 is in threaded connection with a pressure ball 17, the pressure ball 17 and the outer wall of the bottom of the pressure handle 12 form sliding connection, the pressure handle 12 is pressed downwards, the pressure handle 12 drives the pressure ball 17 to move downwards, the pressure ball 17 drives the pressure lever 15 to move downwards, and the fire extinguisher is used through the pressure handle 12.

Further, 3 one side outer walls of connecting pipe are pegged graft and are had manometer 19, and manometer 19 communicates with each other with 3 insides of connecting pipe, can in time know steel bottle internal pressure through manometer 19, and the fire extinguisher of being convenient for in time change prevents that the problem of the unable fire extinguishing function of realizing of undersize when using from appearing, and the discovery problem of being convenient for and just pride is in time corrected.

Further, the outer wall welding of 1 bottom of steel bottle has base 21, and the outer wall welding of 1 one side of steel bottle has two vertical distributions to hang and detain 20, and the fire extinguisher can hang through hanging detain 20 and place, or realizes steadily placing of fire extinguisher through base 21, and base 21 prevents that 1 contact moisture of steel bottle or corrosive substance from causing the corruption or the corrosion of steel bottle outer wall, causes the potential safety hazard.

The working principle is as follows: when the fire extinguisher is used, the fire extinguisher is moved to a fire place by lifting the handle 11, the size of the nozzle is adjusted according to the size of the fire, when the fire is small, the threaded sleeve 10 is rotated to move forwards, meanwhile, the threaded sleeve 10 is matched with the threads on the outer wall of the outer arc piece 8 to prevent the outer arc piece from falling off, the threaded sleeve 10 is used for reducing the distance between one ends of the outer arc pieces 8, when the size of the nozzle is small, the injection speed is higher, the injection is more accurate, the pertinence of the fire extinguisher is improved, the outer arc piece 8 compresses the inner arc piece 9 to realize the adjustment of the size of the nozzle, when the fire is large, the threaded sleeve 10 is rotated reversely to move backwards, the outer arc piece 8 and the inner arc piece 9 have elasticity and can expand outwards, the size of the nozzle is enlarged, the outer arc piece 8 and the inner arc piece 9 are matched with each other to form a ring, the leakage of dry powder caused by a gap is prevented, when the size of, until the fire disappears, the safety pin 18 is pulled out after the adjustment is completed, the pressure handle 12 can form relative motion with the handle 11 around the pin shaft, the nozzle faces the root of the flame, if one hand can not ensure the stability of the fire extinguisher, one hand can hold the handle 11 and the pressure handle 12, the other hand holds the base 21 to keep the fire extinguisher stable, the pressure handle 12 is pressed downwards to press the fire extinguisher as far as possible, the pressure handle 12 drives the pressure ball 17 to move downwards, the pressure ball 17 drives the pressure rod 15 to move downwards, the guide ring 16 prevents the pressure rod 15 from deviating, the pressure rod 15 drives the piston 14 to move downwards, the piston 14 moves downwards to the inside of the gas storage bottle 13 and does not contact with the inner wall of the gas storage bottle 13, the gas in the gas storage bottle 13 diffuses outwards through the gas hole on the outer wall of the gas storage bottle 13, so as to increase the gas pressure in the gas bottle 1, the dry powder moves upwards through the siphon 5 under the, from the inside blowout of

nozzle

6, 8 inner walls along the inner arc piece 9 and the outer arc piece that adjust move forward, realize the function of putting out a fire, after putting out a fire, loosen the pressure 12, piston 14 receives atmospheric pressure effect upward movement, until pressing ball 17 with press 12 bottom outer wall contacts, insert safety pin 18 back original place, prevent that the mistake from bumping to press 12 to lead to the dry powder blowout to cause personnel's injury, hang the fire extinguisher through hanging buckle 20 and place, or realize steadily placing of fire extinguisher through base 21, base 21 prevents that steel bottle 1 contact moisture or corrosive substance from causing the corruption or the corrosion of steel bottle outer wall, cause the potential safety hazard.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A portable dry chemical fire extinguisher comprises a steel cylinder (1) and is characterized in that a cylinder cap (2) is welded on the outer wall of the top of the steel cylinder (1), the outer wall of the top of the bottle cap (2) is connected with a connecting pipe (3) in a threaded manner, the bottom of the inner wall of the connecting pipe (3) is welded with a fixed block (4), a siphon (5) is inserted into the fixed block (4), a nozzle (6) is arranged on the outer wall of the top of the siphon (5), a nozzle seat (7) is welded on the outer wall of one side of the connecting pipe (3), the nozzle seat (7) is sleeved outside the nozzle (6), a plurality of outer arc sheets (8) which are distributed annularly are welded at the edge of the outer wall at one side of the nozzle seat (7), a plurality of inner arc sheets (9) which are distributed annularly are welded on the outer wall of one side of the nozzle seat (7), the outer wall of one side of the outer arc sheet (8) is in threaded connection with a threaded sleeve (10).

2. The portable dry chemical extinguisher as claimed in claim 1, wherein a handle (11) is welded to the outer wall of the top of the connecting pipe (3), and a pressing handle (12) is movably connected to the outer wall of one side of the handle (11) through a pin shaft.

3. The portable dry chemical extinguisher according to claim 1, wherein a gas cylinder (13) is inserted into the fixed block (4), a piston (14) is slidably connected to the inner wall of one side of the gas cylinder (13), a pressure lever (15) is inserted into the outer wall of the top of the piston (14), a guide ring (16) is welded to the inner wall of the top of the gas cylinder (13), and the pressure lever (15) is movably inserted into the guide ring (16).

4. A portable fire extinguisher as claimed in claim 3, wherein the top outer wall of said pressure lever (15) is screw-connected with a pressure ball (17), said pressure ball (17) is slidably connected with the bottom outer wall of said pressure handle (12).

5. The portable dry chemical extinguisher as claimed in claim 1, wherein a pressure gauge (19) is inserted into an outer wall of one side of the connecting pipe (3), and the pressure gauge (19) is communicated with the inside of the connecting pipe (3).

6. The portable dry chemical extinguisher as claimed in claim 1, wherein the steel cylinder (1) has a base (21) welded to the outer wall of the bottom thereof, and two hanging buckles (20) vertically distributed are welded to the outer wall of one side of the steel cylinder (1).