KR20180071210A - Fire extingguisher with safety bar and supporting wire - Google Patents

Abstract

Provided is a fire extinguisher having a safety bar and a supporting wire, which is capable of preventing breakage. The fire extinguisher according to one aspect of the present invention comprises: a container filled with an extinguishing agent; a head coupled to the top of the container to discharge the extinguishing agent; and a protective cover installed between the container and the head to fix the container and the head, wherein a lower portion of the head is inserted.

Description

FIRE EXTINGUISHER WITH SAFETY BAR AND SUPPORTING WIRE FIELD OF THE INVENTION [0001]

FIELD OF THE INVENTION The present invention relates to a hand-held fire extinguisher for fire suppression, and to a fire extinguisher having a safety bar and a support wire.

Generally, a fire extinguisher is a portable or mobile fire extinguisher that can quench a fire by using a substance that interferes with the chemical reaction that causes the flame, or a substance that cools the burning substance and blocks oxygen from the flame.

Such a fire extinguisher has a cylindrical body, and nitrogen or carbon dioxide is contained in the body by using fire powder for digestion, that is, sodium hydrogencarbonate powder. It is emitted by high-pressure gas of nitrogen or carbon dioxide and extinguishes fire.

* Conventional fire extinguishers consist of a container for storing fire extinguishing agents, a head connected to the top of the fire extinguishing agent to control the discharge of fire extinguishing agents, and a spraying hose forming an exhaust conduit for fire extinguishing agents. Meanwhile, a handle is provided on the head, and the handle is composed of a lower handle and an upper handle hinged to the lower handle, and a safety pin is provided through the lower handle and the upper handle.

The safety pin is provided to prevent pressing of the upper handle due to carelessness. Therefore, in order to inject fire extinguishing agent in the event of fire, the safety pin should be removed first. After removing the safety pin, the push pin touching the upper handle is lowered to open the valve.

However, in the conventional fire extinguisher, there is a risk of breakage due to exposure of the head part, and it is not easy to remove the safety pin, and it is difficult to remove the safety pin when the user is in a panic state in a disaster situation.

Korean Registered Utility Model No. 20-0466073

The present invention provides a fire extinguisher which can be easily removed and stored.

The present invention also provides a fire extinguisher capable of preventing breakage.

A fire extinguisher according to an aspect of the present invention includes a container filled with an extinguishing agent therein, a head coupled to the upper portion of the container so as to discharge the extinguishing agent, and a head installed between the container and the head, And a protective cover for fixing a bottom of the head.

Here, the protective cover includes a lower support for enclosing the upper portion of the container, a support rib protruding from the upper portion of the lower support to face the head and surrounding the lower portion of the head, And an inner support for supporting the lower end.

In addition, the head may include a discharge pipe inserted into the container, an upper handle and a lower handle located on the discharge pipe, and a safety bar sandwiched between the upper handle and the lower handle.

In addition, the safety bar may be fixedly installed in a support hole formed in the lower knob to connect the safety bar and the lower knob.

A pendant having a width larger than an inner diameter of the support hole may be fixedly installed at a lower end of the support wire.

Further, the safety bar may further include a fixing portion into which the supporting wire is inserted, and the fixing portion may be formed to extend in the height direction of the safety bar.

The upper handle may include a first handle plate and a column projecting downwardly from the first handle plate and fitted to the lower handle, and the safety bar may include a safety plate coupled to a ring and a ring surrounding the column have.

In addition, the safety bar may include a support protrusion inserted into a support groove formed in the column, and the support protrusion may extend in a height direction of the annulus.

The ring may include a first curved plate and a second curved plate, the ring having a first portion where the distance between the first curved plate and the second curved plate increases, and a second portion between the first curved plate and the second curved plate And the second portion is configured to be elastically deformable.

In addition, a seal tape may be attached to the ring, and the seal tape may be attached to the first curved plate and the second curved plate.

The head may include a valve assembly connected to the discharge pipe to control opening and closing of the container, and a spray nozzle directly fixed to the valve assembly and having a horn tube shape.

According to another aspect of the present invention, there is provided a fire extinguisher comprising: a container filled with an extinguishing agent therein; and a head coupled to the upper portion of the container so as to discharge the extinguishing agent, An upper handle and a lower handle located on the discharge pipe, and a safety bar sandwiched between the upper handle and the lower handle.

Here, the upper handle may include a first handle plate and a column projecting downward from the first handle plate and fitted to the lower handle, and the safety bar may include a safety plate coupled to a ring and a ring surrounding the column have.

In addition, the safety bar may include a support protrusion inserted into a support groove formed in the column, and the support protrusion may extend in a height direction of the annulus.

The ring may include a first curved plate and a second curved plate, the ring having a first portion where the distance between the first curved plate and the second curved plate increases, and a second portion between the first curved plate and the second curved plate And the second portion is configured to be elastically changeable.

In addition, a seal tape may be attached to the ring, and the seal tape may be attached to the first curved plate and the second curved plate.

Also, the height of the safety bar may be gradually decreased toward the column.

In addition, the safety bar may be fixedly installed in a support hole formed in the lower knob to connect the safety bar and the lower knob.

A pendant having a width larger than an inner diameter of the support hole may be fixedly installed at a lower end of the support wire.

Further, the safety bar may further include a fixing portion into which the supporting wire is inserted, and the fixing portion may be formed to extend in the height direction of the safety bar.

The fire extinguisher according to one aspect of the present invention can securely remove the safety bar by inserting the safety bar between the upper handle and the lower handle.

Further, in the fire extinguisher according to one aspect of the present invention, the removed safety bar is not finally released from the fire extinguisher by the support wire, so that the safety bar can be reused.

1 is a perspective view illustrating a fire extinguisher according to a first embodiment of the present invention.
2 is an exploded perspective view showing a fire extinguisher according to a first embodiment of the present invention.
3 is an exploded perspective view showing a head of a fire extinguisher according to a first embodiment of the present invention.
4 is a perspective view illustrating a safety bar of a fire extinguisher according to a first embodiment of the present invention.
FIG. 5 is a view illustrating a safety bar of a fire extinguisher according to a first embodiment of the present invention. FIG.
6 is a partial perspective view illustrating a fire extinguisher according to a second embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily carry out the present invention. The present invention can be variously modified and may have various embodiments, and specific embodiments will be described in detail with reference to the drawings. It should be understood, however, that the invention is not intended to be limited to the particular embodiments, but includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.

Terms including ordinals, such as first, second, etc., may be used to describe various elements, but the elements are not limited to these terms. The terms are used only for the purpose of distinguishing one component from another.

For example, without departing from the scope of the present invention, the first component may be referred to as a second component, and similarly, the second component may also be referred to as a first component. And / or < / RTI > includes any combination of a plurality of related listed items or any of a plurality of related listed items.

Unless defined otherwise, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Terms such as those defined in commonly used dictionaries are to be interpreted as having a meaning consistent with the contextual meaning of the related art and are to be interpreted as either ideal or overly formal in the sense of the present application Do not.

Hereinafter, a fire extinguisher according to a first embodiment of the present invention will be described.

FIG. 1 is a perspective view showing a fire extinguisher according to a first embodiment of the present invention, and FIG. 2 is an exploded perspective view showing a fire extinguisher according to a first embodiment of the present invention.

1 and 2, a fire extinguisher 101 according to the present embodiment includes a container 10 filled with an extinguishing agent, a head 30 coupled to the upper side of the container 10 to discharge the extinguishing agent, And a protective cover 20 provided between the container 10 and the head 30. [ The container 10 may have a circular columnar shape, and an opening 12 is formed at an upper portion thereof. However, the present invention is not limited thereto, and the container 10 may have various shapes such as a square pillar and a triangular pillar.

In the container 10, an extinguishing agent is contained. The extinguishing agent may be a powder such as sodium hydrogencarbonate, or may be a liquid. In addition, a gas such as nitrogen, carbon dioxide, or halogen gas may be contained in the container 10 together with the extinguishing agent.

The protective cover 20 is provided between the container 10 and the head 30 to fix the container 10 and the head 30 and inserts the lower portion of the head 30 to protect the head 30. The protective cover 20 includes a lower support 21 surrounding the upper portion of the container 10, a support rib 22 protruding from the upper portion of the lower support 21 toward the head 30 to surround the lower portion of the head 30, And an inner support portion 23 protruding inward from the upper end of the lower support 21 to support the lower end of the head 30. [ The protective cover 20 is tubular with an internal space.

The lower support 21 is formed so that its inner diameter increases as it goes downward, and is fixed to the container 10 by inserting the upper part of the container 10. The support ribs 22 protrude from the upper end of the lower support 21 and extend in the circumferential direction of the lower support 21 to insert the lower portion of the head 30. The lower support 21 and the support rib 22 may have a circular longitudinal profile. The inner support portion 23 protrudes inward from the upper end of the lower supporter 21 to support the lower end of the head 30 and a hole 23 is formed at the center of the inner supporter 23 to insert the discharge pipe 36 .

When the protective cover 20 is installed as in the present embodiment, it is possible to stably protect the portion where the head 30 and the container 10 are connected, as well as to prevent the bottom of the head 30 from being damaged.

3 is an exploded perspective view showing a head of a fire extinguisher according to a first embodiment of the present invention.

2 and 3, the head 30 according to the present embodiment includes a discharge pipe 36 inserted into the container 10, an upper handle 31 positioned on the discharge pipe 36, 32 and a safety bar 35 which is sandwiched between the upper handle 31 and the lower handle 32 and is formed in a plate shape, a valve assembly 37 for controlling opening and closing, a spray nozzle 38 connected to the valve assembly 37, .

The discharge pipe 36 may be formed of a siphon tube, inserted into the container, and communicated with the valve assembly 37. The valve assembly 37 is connected to the discharge pipe 36 to control the opening and closing of the container 10. The valve assembly 37 has a spring and a pressure pin 371 to open the container 10 when the pressure pin 371 is pressed and to seal the container 10 when the pressurized condition is released. The valve assembly 37 is provided with a pressure gauge 39 for measuring the pressure in the container 10.

The injection nozzle 38 may have a horn tube shape whose inner diameter gradually increases toward the front and is directly fixed to the valve assembly 37. When the injection nozzle 38 is directly fixed to the valve assembly 37 without passing through the hose, the extinguishing agent can be injected more easily.

The upper knob 31 is hinged to the lower knob 32 and the valve assembly 37 so as to be rotatable. The upper handle 31 includes a first handle plate 311 and a column 312 projecting downward from the first handle plate 311 and inserted into the lower handle 32. The first handle plate 311 may be formed of a long flat plate and a support groove 313 extending in the height direction is formed in the portion of the column 312 facing the safety bar 35.

The lower handle 32 includes a second handle plate 321 and a receiving portion 322 protruding downward from the second handle plate 321 and surrounding the upper portion of the valve assembly 37. An assembly hole 323 in which the column 312 is inserted and a support hole 325 in which the support wire 33 is inserted are formed in the second handle plate 321. [

When the upper handle 31 is pressed with the safety bar 35 removed, the lower end of the upper handle 31 pressurizes the pressure pin 371 to open the valve so that the fire extinguishing agent in the container 10 Can be ejected. The safety bar is fitted so as to entirely fill the spaced apart area between the upper handle and the lower handle. A stopper or a safety plate similar to the safety bar 35 according to the present embodiment has been used. Such a stopper or a safety plate does not fill the areas between the grips as a whole, resulting in a stability problem.

FIG. 4 is a perspective view illustrating a safety bar of a fire extinguisher according to a first embodiment of the present invention, and FIG. 5 is a view illustrating a state in which a safety bar of the fire extinguisher according to the first embodiment of the present invention is separated.

4 and 5, the safety bar 35 is installed between the upper handle 31 and the lower handle 32 to prevent the upper handle 31 from rotating.

The safety bar 35 includes a ring 352 surrounding the column 312 and a safety plate 351 connected to the ring 352 and a fixing portion 353 for inserting and fixing the support wire 33 therein. A hook 352 is connected to one end of the safety plate 351 in the longitudinal direction and a fixing unit 353 is connected to the other end of the safety plate 351 in the longitudinal direction. The ring 352 includes a first curved plate 3521 and a second curved plate 3522 which face each other and the first curved plate 3521 and the second curved plate 3522 include the column 312, Respectively. The fixing portion 353 extends in the height direction of the safety bar 35 and the fixing portion 353 includes a hole which extends in the height direction of the safety bar 35 and inserts the supporting wire 33.

The ring 352 is formed between the first portion S1 where the distance between the first curved plate 3521 and the second curved plate 3522 increases and the distance between the first curved plate 3521 and the second curved plate 3522 And a second portion S2 made to be elastically deformable with a reduced spacing. The second portion S2 supports the safety bar 35 so that it can be mounted on the collar, and is elastically deformed when the safety bar 35 is detached from the column 312. [

The safety plate 351 is disposed between the upper handle 31 and the lower handle 32 so as to abut against the upper surface of the upper handle 31 and the upper surface of the lower handle 32. The height of the safety plate 351 is gradually decreased toward the column 312 and the height of the safety bar 35 gradually decreases toward the column 312 . Accordingly, the safety bar 35 can be easily inserted or removed between the upper handle 31 and the lower handle 32.

The safety bar 35 includes a support protrusion 354 inserted into a support groove 313 formed in the column 312 and the support protrusion 354 extends in the height direction of the annulus 352. Accordingly, the safety bar 35 can be installed more stably on the column 312. A finger hole 356 is formed in the safety plate 351 so that the user can insert the finger to support the safety plate 351.

A support wire 33 inserted into the support hole 325 is fixed to the safety bar 35 and a pendant 34 is fixed to the lower end of the support wire 33. The supporting wire 33 is made of a flexible cord and is inserted and fixed in the fixing portion 353. [ The pendant 34 has a width larger than the inner diameter of the support hole 325 so as not to pass through the support hole 325 and may have various shapes such as a ball, a plate, and the like. One end of the support wire 33 is fixed to the fixing portion 353 and the other end is fixed to the pendant 34 and the pendant 34 is positioned below the support hole 325. [

The support wire 33 can pass through the support hole 325 but the pendant 34 does not pass through the support hole 325. Therefore, when the safety bar 35 is detached, (Not shown).

The support wire 33 and the pendant 34 can prevent the safety bar 35 from being lost even if the safety bar 35 is separated from the upper handle 31 and the lower handle 32.

Hereinafter, a fire extinguisher according to a second embodiment of the present invention will be described.

6 is a partial perspective view illustrating a fire extinguisher according to a second embodiment of the present invention.

Referring to Fig. 6, the fire extinguisher 102 according to the second embodiment includes a container 10, a protective cover 20, a head 30, and a sealing tape 50. Fig. The fire extinguisher 102 according to the second embodiment has the same structure as that of the fire extinguisher 101 according to the first embodiment except that the sealing tape 50 is attached, do.

A seal tape (50) is attached to the loop of the safety bar (35), and the seal tape (50) is attached to the first curved plate and the second curved plate. The sealing tape 50 is made of a rectangular tape. One longitudinal end of the sealing tape 50 is attached to the first curved plate and the other longitudinal end of the sealing tape 50 is attached to the second curved plate.

Accordingly, when the safety bar 35 is separated from the upper handle 31 and the lower handle 32, the seal tape 50 is torn and the use of the fire extinguisher 102 can be more easily confirmed.

As described above, preferred embodiments of the present invention have been disclosed in the present specification and drawings, and although specific terms have been used, they have been used only in a general sense to easily describe the technical contents of the present invention and to facilitate understanding of the invention , And are not intended to limit the scope of the present invention. It is to be understood by those skilled in the art that other modifications based on the technical idea of the present invention are possible in addition to the embodiments disclosed herein.

101, 102: fire extinguisher
10: container
20: Protective cover
21: Lower support
22: Support rib
23: Inner support
30: Head
31: upper handle
311: first handle plate
312: Column
313: Support groove
32: Lower handle
321: second handle plate
322:
323: Assembly hole
325: Support hole
33: Support wire
34: Pendant
35: Safety Bar
351: Safety plate
352: Ring
3521: first curved plate
3522: second curved plate
353:
354: support projection
36: discharge pipe
37: valve assembly
371: Pressure pin
38: injection nozzle
39: Pressure gauge
50: Sealing tape
S1: First part
S2: second part

Claims (5)

A container filled with an extinguishing agent therein;
A head coupled to the top of the vessel to discharge the extinguishing agent; And
A protective cover installed between the container and the head and having an upper opening to fix the container and the head, and to insert a lower portion of the head;
Lt; / RTI >
Wherein the head includes a discharge pipe inserted into the container, an upper handle and a lower handle located on the discharge tube, and a safety bar sandwiched between the upper handle and the lower handle to fill the entire area,
The protective cover includes a lower support member for enclosing an upper portion of the container, a support rib protruding from the upper portion of the lower support member toward the head and surrounding the lower portion of the lower support member, An inner supporting portion for supporting the inner supporting portion,
The safety bar is fixedly installed with a support wire inserted into a support hole formed in the lower handle and connecting the safety bar and the lower handle,
The safety bar may further include a fixing portion into which the supporting wire is inserted, wherein the fixing portion is formed to extend in the height direction of the safety bar,
Wherein the upper handle includes a first handle plate and a column projecting downward from the first handle plate and fitted to the lower handle,
Wherein the safety bar comprises a safety plate coupled to a ring and a ring surrounding the column.
The method according to claim 1,
Wherein the safety bar includes a support protrusion inserted into a support groove formed in the column, and the support protrusion is formed to extend in a height direction of the annulus.
The method according to claim 1,
Wherein the loop comprises a first curved plate and a second curved plate, the ring having a first portion in which the distance between the first curved plate and the second curved plate increases and a gap between the first curved plate and the second curved plate Wherein the second portion is configured to be elastically deformable.
The method of claim 3,
Wherein a seal tape is attached to the ring, and the seal tape is attached to the first curved plate and the second curved plate.
The method according to claim 1,
Wherein the head comprises a valve assembly connected to the discharge pipe to control opening and closing of the container, and a spray nozzle directly fixed to the valve assembly and having a horn tube shape.

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