CN216395098U - Portable fire extinguisher started by dry battery - Google Patents

Abstract

The utility model discloses a dry battery started portable fire extinguisher, which comprises a metal tube, a fire extinguishing core group, a heating wire assembly, a nozzle, a handle, a circuit board, a dry battery and a contact switch, wherein the fire extinguishing core group is arranged in the metal tube, the nozzle is arranged at the front end of the metal tube, the handle is arranged at the rear end of the metal tube, the circuit board and the dry battery are arranged in the handle, the contact switch is arranged on the handle, the circuit board is respectively and electrically connected with the dry battery and the contact switch, the heating wire assembly is arranged on the front end surface of the fire extinguishing core group, and the heating wire assembly is electrically connected with the circuit board.

Description

Portable fire extinguisher started by dry battery

Technical Field

The utility model relates to the technical field of fire extinguishing devices, in particular to a dry battery started portable fire extinguisher.

Background

In the related technology, the current aerosol portable fire extinguisher needs to ignite the fire extinguishing drug core through an electronic starting mode, a thermal starting mode or a friction starting mode before being used.

The fire extinguishing agent is characterized in that the fire extinguishing agent core is electrically started, a proper amount of gunpowder is arranged in the middle of the fire extinguishing agent core and is used as a deflagration material, the gunpowder is ignited by high-voltage low-current sparks generated by piezoelectric ceramics, and then the fire extinguishing agent is ignited to be sprayed by deflagration. The mode can cause explosion danger due to the existence of gunpowder and poor control of the quantity.

The hot start mode is to burn the heat-sensitive wire to introduce spark to ignite the fire extinguishing agent for spraying. In the mode, the thermosensitive wire is provided with gunpowder, so that certain potential safety hazard exists.

The friction starting mode is that the chemical reaction of red phosphorus and the ignition material generates heat, and then the fire extinguishing agent is ignited to spray. In a humid climate, the red phosphorus paper is wet, and the friction success probability can be influenced.

In view of the above problems, there is a need for an improved fire extinguisher design.

SUMMERY OF THE UTILITY MODEL

The present invention is intended to solve at least one of the problems of the related art to some extent, and therefore it is an object of the present invention to provide a dry battery-powered portable fire extinguisher having a simple structure, a low cost, and a high safety factor.

The above purpose is realized by the following technical scheme:

the utility model provides a portable fire extinguisher that dry battery started, includes the tubular metal resonator, put out a fire core group, heating wire subassembly, nozzle, handle, circuit board, dry battery and contact switch, wherein put out a fire core group set up in the tubular metal resonator, the nozzle set up in the tubular metal resonator front end, the handle set up in the tubular metal resonator rear end, the circuit board with the dry battery set up in the handle, contact switch set up in on the handle, the circuit board respectively with the dry battery contact switch electric connection, the heating wire subassembly set up in put out a fire on the preceding terminal surface of core group, just the heating wire subassembly with circuit board electric connection.

In some embodiments, a groove is arranged on the front end face of the fire extinguishing core group, and the heating wire assembly is embedded in the groove.

In some embodiments, the two ends of the heating wire assembly are respectively provided with a silica gel line, and the heating wire assembly is electrically connected with the circuit board through the silica gel lines at the two ends of the heating wire assembly.

In some embodiments, an adapter socket is arranged on the circuit board, an adapter plug is arranged at one end of the silica gel line far away from the heating wire assembly, and the adapter plug and the adapter socket are detachably and electrically connected together.

In some embodiments, a heat insulating material is disposed at the rear end of the fire extinguishing core pack.

In some embodiments, a removable bottom cover is provided at the bottom of the handle.

In some embodiments, a removable protective cover is provided over the nozzle.

In some embodiments, a sealing wax is provided at the nozzle opening of the nozzle.

Compared with the prior art, the utility model at least comprises the following beneficial effects:

1. the utility model provides a dry battery started portable fire extinguisher which is simple in structure, low in cost and high in safety factor.

Drawings

FIG. 1 is a schematic perspective view of a fire extinguisher according to an embodiment of the present invention;

FIG. 2 is an exploded view of a fire extinguisher according to an embodiment of the present invention;

fig. 3 is a partial perspective view of a fire extinguisher in an embodiment of the present invention.

Detailed Description

The present invention is illustrated by the following examples, but the present invention is not limited to these examples. Modifications to the embodiments of the utility model or equivalent substitutions of parts of technical features without departing from the spirit of the utility model are intended to be covered by the scope of the claims of the utility model.

The first embodiment is as follows: as shown in fig. 1, fig. 2 and fig. 3, this embodiment provides a portable fire extinguisher that dry battery starts, including tubular metal resonator 1, put out a fire core group 2, heating wire subassembly 3, nozzle 4, handle 5, circuit board 6, dry battery 7 and contact switch 8, wherein put out a fire core group 2 set up in the tubular metal resonator 1, nozzle 4 set up in 1 front end of tubular metal resonator, handle 5 set up in 1 rear end of tubular metal resonator, circuit board 6 with dry battery 7 set up in handle 5, contact switch 8 set up in on the handle 5, circuit board 6 respectively with dry battery 7 contact switch 8 electric connection, heating wire subassembly 3 set up in on the front end face of putting out a fire core group 2, just heating wire subassembly 3 with circuit board 6 electric connection.

The embodiment provides a portable fire extinguisher that dry battery started, its simple structure utilizes current dry battery perfect start to put out a fire core group 2, and its cost is lower, and factor of safety is high.

When the fire extinguishing core set is used, the contact switch 8 is pressed, the circuit board 6 starts the heating wire assembly 3, the heating wire assembly 3 is electrified, the generated current points to heat the heating wire assembly 3, and the heat generated by the heating wire assembly 3 ignites the fire extinguishing core set 2 to spray fire extinguishing aerial fog;

the sprayed fire extinguishing aerial fog is sprayed to the root of the flame at the fire point, and then the fire is extinguished.

The fire extinguishing core group 2 is in a cylindrical design, the outer diameter of the fire extinguishing core group is wrapped by a paper leather tube, the two end faces are in an open state, combustion can be started from one end face, potassium ion aerial fog is continuously and inwards combusted and released, and the longest spraying time is realized.

Further, be provided with recess 200 on the preceding terminal surface of putting out a fire core group 2, heater subassembly 3 inlays to be located in the recess 200, saw a recess 200 at the terminal surface of putting out a fire core group 2, just can hide heater subassembly 3, make heater subassembly 3 and put out a fire core group 2 full contact to make heater subassembly 3 can ignite the core group 2 of putting out a fire fast. In addition, can realize the large tracts of land contact between heater subassembly 3 and the core group 2 of putting out a fire from this, guarantee to ignite the success rate.

Further, the two ends of the heating wire component 3 are respectively provided with a silica gel line 9, the heating wire component 3 is electrically connected with the circuit board 6 through the silica gel lines 9 at the two ends, the structure is simple, the design is reasonable and ingenious, and therefore the electric connection between the heating wire component 3 and the circuit board 6 is convenient to realize.

In this embodiment, the adapter socket 101 is disposed on the circuit board 6, the adapter plug 102 is disposed at one end of the silicone wire 9 away from the heater assembly 3, and the adapter plug 102 and the adapter socket 101 are detachably and electrically connected together, so that the structure is simple, the design is reasonable and ingenious, and the electrical connection between the heater assembly 3 and the circuit board 6 is conveniently realized.

Preferably, be provided with thermal insulation material in 2 rear ends of putting out a fire core group, preferably, thermal insulation material adopts the wool pad to this heat conduction that can avoid 2 burning of putting out a fire core group to produce is to handle 5 on, and then can avoid the condition of scalding to take place, has improved the security that the product used.

More preferably, handle 5 bottom is provided with detachable bottom 10, its simple structure, reasonable in design, ingenious, bottom 10 through setting up can protect circuit board 6, dry battery 7 and contact switch 8 that set up in handle 5, and can effectively avoid the condition of mistake start to take place, effectively improves security and the reliability that the product used.

Further, 4 overcoat of nozzle is equipped with detachable protective cover 11, its simple structure, reasonable in design, ingenious to with the inner space of fire extinguisher with external isolated, and then can improve the barrier propterty of fire extinguisher, the life of extension product.

Furthermore, the nozzle of the nozzle 4 is provided with sealing wax to isolate the inner space of the fire extinguisher from the outside, so that the protective performance of the fire extinguisher can be improved, and the service life of the product can be prolonged.

The fire extinguisher that this embodiment provided can use 5 dry batteries to realize the ignition to fire extinguishing core group 2, and its voltage of 5 dry batteries is only 1.5V, and safety and low cost need not use gunpowder as starting material, avoid explosion danger.

What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept thereof, and these changes and modifications can be made without departing from the spirit and scope of the utility model.

Claims (8)

1. The utility model provides a portable fire extinguisher that dry battery started, its characterized in that includes tubular metal resonator (1), the core group of putting out a fire (2), heater subassembly (3), nozzle (4), handle (5), circuit board (6), dry battery (7) and contact switch (8), wherein the core group of putting out a fire (2) set up in tubular metal resonator (1), nozzle (4) set up in tubular metal resonator (1) front end, handle (5) set up in tubular metal resonator (1) rear end, circuit board (6) with dry battery (7) set up in handle (5), contact switch (8) set up in on handle (5), circuit board (6) respectively with dry battery (7) contact switch (8) electric connection, heater subassembly (3) set up in on the front end face of core group of putting out a fire (2), and the heating wire component (3) is electrically connected with the circuit board (6).

2. The dry battery-started portable fire extinguisher according to claim 1, wherein a groove (200) is provided on the front end face of the fire extinguishing core set (2), and the heating wire assembly (3) is embedded in the groove (200).

3. A dry battery started portable fire extinguisher according to claim 1, wherein both ends of said heating wire assembly (3) are respectively provided with a silica gel line (9), and said heating wire assembly (3) is electrically connected with said circuit board (6) through said silica gel lines (9) at both ends thereof.

4. A dry battery operated portable fire extinguisher as claimed in claim 3, wherein an adapter socket (101) is provided on said circuit board (6), an adapter plug (102) is provided at an end of said silica gel cord (9) remote from said heater assembly (3), and said adapter plug (102) and said adapter socket (101) are detachably and electrically connected together.

5. A dry cell powered portable fire extinguisher as claimed in any one of claims 1 to 4, characterised in that a heat insulating material is provided at the rear end of said fire extinguishing core pack (2).

6. A battery operated portable fire extinguisher according to any one of claims 1 to 4, characterised in that a removable bottom cover (10) is provided at the bottom of said handle (5).

7. A battery-operated portable fire extinguisher according to any one of claims 1 to 4, wherein a removable protective cover (11) is provided around the nozzle (4).

8. A battery-operated portable fire extinguisher as claimed in any one of claims 1 to 4, wherein sealing wax is provided at the nozzle opening of said nozzle (4).

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