KR20200006702A - A throwing type fire-extinguisher mounted to unmanned vehicle for fire suppressing - Google Patents

Abstract

The present invention relates to a throwable fire extinguisher mounted on an unmanned fire suppressor and, more specifically, to a throwable fire extinguisher mounted on an unmanned fire suppressor to enable the unmanned fire suppressor to fall quickly and vertically into the scene of a fire through automatic falling and staged operations, buffering action and posture maintenance during a fall. To achieve the purpose, according to the present invention, the throwable fire extinguisher includes: a plurality of posture maintenance wings attached to the outer edge surface of the body of a chamber to maintain a falling posture of the chamber vertically; a plug combined closely with or separated from a chemical inlet for injecting/discharging fire extinguishing chemicals into a chemical storage space of the chamber to close/open the storage space, and spraying the chemicals to a spray nozzle through a valve body installed in the body; an operation lever installed in the upper part of the plug to be rotated up/down; and a time switch removably installed in the upper part of the operation lever to confine the elevation of the valve body in the plug, and be automatically separated from the operation lever through the rotation of the operation lever to release the confined valve body in the plug. Therefore, the present invention is capable of efficiently suppressing a fire by lowering the probability of malfunction and preventing damage during a fall.

Description

A throwing type fire-extinguisher mounted to unmanned vehicle for fire suppressing}

The present invention relates to a throwing fire extinguisher mounted on a fire suppression drone, and more particularly, a throwing fire extinguisher equipped with a posture maintaining wings to fall quickly to the fire place vertically and stepwise starting and buffering during automatic fall It is possible to reduce the risk of malfunction during the fall or fall after the fall by the action, and to provide a fire extinguisher drone-mounted fire extinguisher equipped with a destruction needle at the lower end so that it can be quickly put into the fire place.

In general, when a fire occurs in a high-rise building, a high-rise building, or a place located in a narrow alleyway, it is impossible to quickly enter a fire engine, making it difficult to extinguish the fire early. Therefore, there is a high risk of serious injury and damage to property. In particular, if a fire occurs in the upper part of the building, the fire must be suppressed depending on the firefighting facility or the elevated ladder, but the elevated ladder requires a road or space to enter the vehicle and requires a certain time. However, there are disadvantages in that it is inefficient in a crowded city center, making it difficult to extinguish a fire quickly.

On the other hand, forest fires are one of the fires that are difficult to extinguish due to natural variables such as wind change. Once a fire occurs, it moves through the wind and destroys the forest. Do.

However, the fire-fired spots are inconvenient to extinguish fires because fire engines cannot enter, and if firefighters who extinguish a fire are located below the ridge, the fire may be surrounded and the firefighters may be seriously injured. .

Recently, in order to solve such a problem, fire extinguishers, etc. dropped from the air have been developed.

In this regard, the Republic of Korea Patent No. 10-1037659 (registered on May 23, 2011; abbreviated as 'Patent Document 1'), a technology related to forest fire extinguishing fire extinguishing to quickly extinguish forest fires early to prevent human damage This is known.

According to Patent Literature 1, a body having an accommodating space therein, an opening means for opening the body, a propulsion unit coupled with the body to generate a propulsion force, a timer for supplying current to the opening means according to a set time, and an accommodating space of the body The fire extinguishing agent, which contains a fire extinguishing agent, which is open to the body and is dissipated, enables the early fire extinguishing of forest fires to reduce forest destruction by forest fires.

In addition, the Republic of Korea Patent No. 10-1243089 (registered on March 7, 2013; abbreviated as "Patent Document 2"), a technique related to fire extinguisher suitable for long-term storage and easy to transport.

According to Patent Literature 2, an inner space having an inner space separated from the outside, and an upper side of the inside of the enclosure is opened, the cover formed of a mesh structure is coupled, the side and the lower side is sealed, and a solid extinguishing agent burning at a predetermined ignition point or more inside The fire extinguishing unit is loaded, the enclosure is formed in the mesh structure containing a coolant therein spaced apart from the inner circumferential surface of the enclosure, the sealing structure connecting the inner circumferential surface of the enclosure so that the inner box is fixed to the inner circumferential surface of the enclosure And a means for combusting the extinguishing agent loaded on the extinguishing agent accommodating part, and a plurality of injection holes penetrating the inside and the outer part of the inner part of the enclosure is suitable for long-term storage, and the like. This makes it easy to throw.

In addition, the Republic of Korea Patent No. 10-1741578 (2017.05.24 registration; abbreviated as 'Patent Document 3'), a technology related to fire suppression drones that can fire a fire extinguisher is known.

According to Patent Document 3, a fire tracking unit for tracking a fire source based on the thermal imaging data of the built-in thermal imaging camera and the heat detection data of the thermal sensor unit, and a plurality of fire extinguishers can be continuously fired to track the fire tracking unit. Based on the results, the throwing unit for adjusting the firing angle and the firing distance of the fire extinguisher and the moving unit including a plurality of propellers and the moving direction for controlling the direction of fire, by extinguishing the coal fire on the fire source by tracking the source of fire, It can be carried out efficiently at the beginning of the fire.

In addition, the Republic of Korea Patent No. 10-1804968 (registered November 29, 2017; hereinafter referred to as 'Patent Document 4'), a technique related to a drone device having a fire extinguishing function is known.

According to Patent Document 4, by forming a plurality of guide rods between the support pipe body by forming a hole for mounting and firing a plurality of fire extinguishers in each of the two base plates holding the shape of the launch device; The passage formed by the support tube and the guide rod is a passage for inserting and firing the fire extinguisher. The wing recess is formed to guide the wing of the fire extinguisher in the hole and the support tube, and the guide rod is formed on both sides of the wing recess to form a wing. The electronic ignition device is installed in the form of a hole in the back of the base plate on the rear side of one side so that it can be extinguished quickly by a drone that can be remotely controlled in case of a fire in an inaccessible high-rise building. It is possible to minimize the occurrence of secondary damage.

In addition, the Republic of Korea Patent No. 10-1819663 (registered on Jan. 11, 2018; abbreviated as "Patent Document 5"), a technique related to air fire extinguishing coal fire extinguishing.

According to Patent Literature 5, when the air is dropped from the vehicle, the dispersing powder inside is detonated at a predetermined height, and the fire extinguishing agent contained therein is scattered to the surroundings. Including an upper case for sealing, and a lower case for sealing the lower surface which is coupled to the lower part of the body case, the air drop from the aircraft or helicopter, such as a helicopter to the point of fire by using the explosive force of the explosive at a constant height The extinguishing agent can be dispersed.

However, such a conventional throwing coal fire extinguisher or fire extinguisher has a risk that the posture is dropped during the fall, and the malfunction of the throwing coal fire extinguisher or fire extinguisher may be malfunctioned. Since the explosive type is used as a starting device for discharge, a problem such as a malfunction caused by throwing coal briquettes or moisture in the fire extinguisher is frequently generated.

KR 10-1037659 B1 2012.05.23 Registration Registration of KR 10-1243089 B1 2013.03.07 KR 10-1741578 B1 2017.05.24 Registration KR 10-1804968 B1 2017.11.29 registration KR 10-1819663 B1 2018.01.11 Registration

Therefore, the present invention has been made in order to meet the above requirements, the technical problem to be solved by the present invention, the throwing fire extinguisher is mounted on the unmanned fire suppressor is capable of step-by-step starting and buffering action in the fall and balance the falling posture It is intended to provide a fire extinguisher drone mounted throwing fire extinguisher that can effectively suppress the fire by reducing the risk of damage during the fall and to reduce the risk of malfunction during the fall to be able to drop and put into the fire place vertically quickly.

One embodiment of the present invention for achieving the above object is detachably mounted in the fire extinguisher loading box of the fire suppression drone by a fire extinguisher attachment hook surrounding the outer circumferential surface of the chamber in which the extinguishing agent is stored in the drug storage space inside the body. In the fire suppression drone-mounted throwing fire extinguisher, the fire extinguisher hanger is automatically separated from the fire extinguisher stacking box by the drop preparation signal and the drop control signal transmitted from the fire suppression drone. A plurality of posture maintenance wings to maintain the vertical and vertical balance, the valve body is tightly coupled / separated to the drug entrance to inject / eject the extinguishing agent into the drug storage space of the chamber to seal / open the drug storage space and built in the body Of the plug to inject extinguishing agent into the spray nozzle An actuating lever installed on the upper portion and rotatable up and down, and detachably installed on the upper portion of the actuating lever to restrain the lifting movement of the valve body in the plug, and are automatically separated from the actuating lever by the actuation of the actuating lever, thereby automatically turning off the valve. A fire suppression drone-mounted throwing fire extinguisher comprising a time switch for releasing a sieve crack.

Another embodiment of the present invention for achieving the above object is detachably mounted in the fire extinguisher loading box of the fire suppression drone by a fire extinguisher attachment hook surrounding the outer circumferential surface of the chamber in which the extinguishing agent is stored in the drug storage space inside the body. A fire suppression drone-mounted throwing fire extinguisher, in which a fire extinguisher hanger is automatically separated from a fire extinguisher stacking box by a drop control signal transmitted from a fire suppression drone, and is attached to an outer circumferential surface of the chamber so that the dropping posture of the chamber is vertically vertical A plurality of posture maintenance wings to maintain balance, and the injection nozzle using the valve body built in the body to seal or open the drug storage space is tightly coupled or separated to the drug entrance to inject or eject the extinguishing agent into the drug storage space of the chamber Plug for injecting extinguishing agent into the side, and plug It is detachably installed on the upper part of the plug and restrains the lifting movement of the valve body in the plug.It is activated by the drop control signal transmitted from the fire suppression drone to count the preset time and automatically disconnect from the plug by the preset time count. A fire suppression drone-mounted throwing fire extinguisher including a time switch for releasing an interruption of a valve body.

According to the present invention, since the throwing fire extinguisher is mounted on the unmanned fire suppressor to enable automatic fall and stepwise maneuvering, the fire extinguishing agent can be efficiently sprayed into the fire zone, and the posture can fall vertically during the fall. It is possible to keep the balance in a balanced manner, reducing the risk of breakage or malfunction during the fall, thereby providing an effective fire suppression.

1 is an exploded perspective view illustrating the configuration of a fire suppression drone-mounted throwing fire extinguisher according to an embodiment of the present invention.
FIG. 2 is a detailed cross-sectional view illustrating the internal structure of the plug of FIG. 1.
3 is a detailed cross-sectional view illustrating a state in which the operation lever of FIG. 1 is connected to the primary control unit.
4 is an exploded perspective view illustrating the configuration of a fire suppression drone-mounted throwing fire extinguisher according to another embodiment of the present invention.

Hereinafter, the configuration and operation of the fire suppression drone-mounted throwing fire extinguisher according to a preferred embodiment of the present invention and the effects thereof will be described in detail with reference to the accompanying drawings.

The terms or words used in this specification and claims are not to be construed as limiting in their usual or dictionary meanings, and the inventors may properly define the concept of terms in order to best explain their invention in the best way possible. On the basis of this, it should be interpreted as meaning and concept corresponding to the technical idea of the present invention. Therefore, since the embodiments described in the specification and the configuration shown in the drawings are only one of the most preferred embodiments of the present invention, it is understood that there may be various equivalents and modifications to replace them at the time of the present application. shall.

1 is an exploded perspective view illustrating the configuration of a fire suppression drone-mounted throwing fire extinguisher according to an embodiment of the present invention, Figure 2 is a detailed cross-sectional view illustrating the internal structure of the plug of Figure 1, Figure 3 4 is a detailed cross-sectional view illustrating a state in which the operation lever is connected to the primary control unit, and FIG. 4 is an exploded perspective view illustrating the configuration of a fire suppression drone-mounted throwing fire extinguisher according to another embodiment of the present invention. Throwing fire extinguisher according to the form may be configured to include a posture maintenance wing 13, plug 20, the operating lever 40, and the time switch 50, as illustrated in Figures 1 to 3, As shown in FIG. 4, the throwing fire extinguisher of the present invention may be implemented in another embodiment including only the posture maintaining wing 13, the plug 20, and the time switch 50. Throwing fire extinguisher according to each embodiment of the present invention by the fire extinguisher by the fire extinguisher fixing band 11 and the attachment hook (11a) surrounding the outer circumferential surface of the chamber 10 is stored in the drug storage space inside the body It is mounted detachably in the fire extinguisher stacking box of the drone, and the fire suppression drone is mounted to be detached and dropped from the fire extinguisher stacking box by the drop preparation signal and the drop control signal or drop control signal transmitted from the fire suppression drone. It can be applied to a type throwing fire extinguisher.

In addition, the chamber 10 of the throwing fire extinguisher according to each embodiment of the present invention has a pointed end toward the bottom so as to quickly penetrate the panel and penetrate the panel at the same time while buffering or absorbing the external shock at the lower end of the body A shock absorbing portion 17 is formed in a conical shape and has a destructive needle at its end to prevent damage to the chamber 10 due to an external impact when falling to the fire site, and to penetrate a panel or the like when reaching the fire place. It can be configured to dig quickly and fight fires.

First, an embodiment of the present invention will be described with reference to FIGS. 1 to 3.

Posture maintenance wing 13 is composed of a right-angled triangular body that is reduced in width toward the bottom, a plurality of support fixing portion (13a, 13b) is configured to be attached to be spaced apart at regular intervals perpendicular to the body, wing hook (14) And the support 15 and a plurality of support fixing portions 13a and 13b are vertically attached to the outer peripheral surface of the body of the chamber 10 to maintain the falling posture of the chamber vertically and vertically to increase the falling speed. In this case, the plurality of support fixing parts 13a and 13b may be coupled to and fixed to the support 15 by the plurality of bolts 13c and the nuts 13d.

The wing hook 14 is interposed between the plug 20 and the chamber 10 to be fixed by the engagement of the chamber engaging portion 26 of the plug 20 and the drug inlet 12 of the chamber 10. In this case, the packing 16 may be further interposed between the chamber coupling part 26 of the plug 20 and the chemical inlet and outlet 12 of the chamber 10 for tight coupling of the wing hook 14. A coupling hole 14a is formed at the center portion of the wing hook 14 to be coupled to the chamber coupling portion 26. The body is laterally spoken to the left and right sides of the coupling hole 14a and the support fitting holes ( 14b) are formed, respectively, and the support 15 is fitted and fixed, and such support fitting holes 14b are symmetrically symmetrical to both the left and right sides of the coupling hole 14a as necessary, or the circumference of the coupling hole 14a is provided. Therefore, three or more speeches may be spaced at equal intervals. By using this, the posture control blade 13 is installed along the longitudinal direction on the outer peripheral surface of the body of the chamber 10, but two are installed symmetrically to the left and right sides of the body of the chamber 10 or along the body circumference of the chamber 10, etc. At least three spaced apart intervals may be installed.

The plug 20 is tightly coupled to or separated from the drug inlet 12 for injecting or ejecting the extinguishing agent into the drug storage space of the chamber 10 to seal or open the drug storage space, and the valve body 21 embedded in the body 21. The extinguishing agent is injected to the injection nozzle 30 by using the elastic lifting movement of). To this end, the plug 20 is formed of a hollow cap-shaped body with an open bottom and an empty interior. In addition, the plug 20 is formed with a plurality of nozzle coupling holes 23 to which one or more injection nozzles 30 may be coupled or separated, respectively, to the side of the cap-shaped body, and the injection nozzles are formed in each nozzle coupling hole 23. 30 are respectively connected. In addition, the plug 20 has a valve body 21 interposed therebetween so that the elastic spring 22 is interposed inside the cap-shaped body. The valve body 21 is installed to be pressurized downward by the elastic spring 22 interposed therein and simultaneously pressurized upward by the pressure of the stored extinguishing agent inside the chamber 10, and also the elastic spring ( In the state pressurized downward by 22, it is installed so that each nozzle coupling hole 23 may be closed simultaneously, and each nozzle coupling hole 23 according to the elastic lifting position of the valve body 21 by the elastic spring 22. To be opened or closed.

In addition, the plug 20 has a switch through-hole 24 in the upper center portion of the cap-shaped body, and a plurality of bolt assembly holes 25 are formed in the periphery of the switch through-hole 24 to form a valve body 21. Time switch 50 and the operating lever 40 for intermittent lifting motion of the) is coupled at the top, respectively.

In addition, the plug 20 is formed in the lower portion of the cap-shaped body is formed in the chamber coupling portion 26 to be closely coupled to or separated from the drug inlet 12, it is closely coupled to the drug inlet 12 of the chamber 10 Or separate.

The actuating lever 40 is composed of a lower lever 41 and an upper lever 42 so as to be pivoted up and down on the upper portion of the plug 20, and the actuating lever 40 is dropped from the fire suppression drone. Double intermittents for separating and turning the turning operation respectively by the ready signal and the drop control signal may be further provided.

The lower lever 41 is a bolt coupling hole 41a to which the lever assembly bolt 43 to be assembled to the bolt assembly hole 25 on the plug 20 is coupled, and a hinge for coupling the hinge 44 to the upper lever 42. A pin assembly hole 41d for coupling the coupling hole 41b, the switch assembly hole 41c in which the time switch 50 is assembled, and the secondary interruption part 62 is formed, and the bolt assembly hole formed on the plug 20 is formed. Bolted to the (25) is fixed to one end of the body.

The upper lever 42 has a hinge engaging hole 42b for engaging the hinge 44 with the lower lever 41, a switch assembly hole 42c in which the time switch 50 is assembled, and a secondary intermittent portion 62. Pin assembly hole (42d) for is formed, is hinged to the hinge coupling hole (41b) of the lower lever 41 to enable the pivoting operation in the upper portion of the lower lever (41).

The time switch 50 is inserted from the upper side to the lower side of the operating lever 40 to be detachably installed to restrain the elastic lifting movement of the valve body 21 in the plug 20, and the turning operation of the operating lever 40. Is automatically separated from the operation lever 40 to release the interruption of the valve body 21 in the plug 20. The time switch 50 is fitted through the switch assembly holes 41c and 42c of the upper and lower levers 41 and 42, and the valve body pressing part 51 is vertically extended to the lower part of the body and the spring fixing bolt is mounted. (52a) and the spring (52b), and the pressing pin fixing bolt (52c) and the pressing pin packing (52d) by pressing the upper portion of the valve body 21 in the plug 20 is installed to interrupt the lifting movement, time count Is automatically separated from the switch assembly holes 41c and 42c of the upper and lower levers 41 and 42 by reaching a preset time or by turning operation of the operating lever 40, thereby releasing the lifting motion interruption of the valve body 21. To form. For example, the time switch is operated by a preset time value, and when the set time value is reached, the extinguishing agent may be ejected at the corresponding height as illustrated in FIG. Throwing fire extinguisher of the present invention that is released from the fire extinguisher will be able to efficiently extinguish the forest fire while ejecting and descending after a certain time.

In addition, the time switch 50 has the valve body pressing portion 51 is vertically extended to the lower portion of the body to press the upper portion of the valve body 21 inside the plug 20 to interrupt the lifting movement, the valve according to the ambient temperature The sieve pressing part 51 may be broken so that the sieve pressing part 51 may be configured as a glass bulb that releases the lifting motion restriction of the valve body 21 inside the plug 20.

The dual intermittent part is installed in the operation lever 40 and is driven stepwise by the drop preparation signal and the drop control signal supplied from the unmanned fire suppressor, and for this purpose, it is installed in direct connection with the fire extinguisher loading box of the unmanned fire suppressor. The double interruption unit may include a primary interruption unit 61 and a secondary interruption unit 62.

The primary control unit 61 keeps the operation lever 40 in a restrained state until the fall ready signal is supplied from the unmanned fire suppressor, and operates the lever 40 by the drop ready signal supplied from the unmanned fire suppressor. Primarily release the restraint condition so that it is ready to fall in the fire extinguisher stacker. The drop preparation signal supplied from the unmanned fire suppressor may be, for example, a signal capable of making the throwing fire extinguisher mounted on the unmanned fire suppressor ready to fall, and may be a remote control signal that is transmitted by radio control or the like. The primary interruption portion 61 may include an arm lever 61a, a lever actuation spring 61b, a pressure adjusting nut 61c, a rocker arm detachable solenoid 61d, and a rocker arm 61e. .

The arm lever 61a supports each end so as to be guided upward and downward in a straight line during the pivoting operation of the upper lever 42 and the lower lever 41.

A lever actuation spring 61b is installed at one end of the arm lever 61a to press the upper lever 42 downward.

The pressure adjusting nut 61c is assembled to the upper end of the arm lever 61a to support and fix the upper portion of the lever actuating spring 61b, and the lever actuating spring 61b according to the degree of assembly with the arm lever 61a. Adjust the pressure.

The rocker arm detachable solenoid (61d) is installed in the fire extinguisher loading box of the unmanned fire suppressor, and is installed close to the rocker arm (61e) so that the rocker arm (61e) can be moved forward and backward. Maintaining the forward operation state until the supply is supplied to the rocker arm (61e) for forward control and when the fall ready signal is supplied from the unmanned fire suppressor to operate backward to control the rocker arm (61e).

The rocker arm 61e is installed on the side of the lever actuation spring 61b to restrain or decompress the lever actuation spring 61b in a compressed state. The rocker arm 61e is provided until the drop preparation signal is supplied from the unmanned fire suppressor. The lever operation spring is fixed by moving forward by the detachable solenoid 61d to fix the compressed state, and when the drop ready signal is supplied from the unmanned fire suppressor, the lock operation is reversed by the rocker arm detachable solenoid 61d to restore the compressed state of the lever operating spring. Release it.

The secondary control unit 62 releases the restraint state of the operation lever 40 secondly by the drop control signal supplied from the unmanned fire suppressor, so that the attachment hanger 11a is separated from the fire extinguisher stack and the drop is made. Let it go. The drop control signal supplied from the unmanned fire suppressor is a signal capable of immediately dropping the throwing fire extinguisher mounted on the unmanned fire suppressor, for example, and may be a remote control signal transmitted by radio control or the like. The secondary interruption portion 62 is sealed in the fire extinguisher loading box of the unmanned fire suppressor by the safety pin sealing line 62c, and freely flows with one end tied to the lower lever 41 by the safety pin ring 62b. The other end is installed so as to be commonly coupled to or separated from each of the pin assembly holes 41d and 42d of the upper lever 42 and the lower lever 41, and is unmanned by a drop control signal supplied from an unmanned fire suppressor. It is preferable that the fire extinguisher in the fire extinguisher is separated from the actuating lever 40 at the same time when the fire extinguisher is composed of a safety pin (62a) for releasing the restraint state of the actuating lever 40 secondary.

Throwing fire extinguisher according to an embodiment of the present invention constituted as described above by hanging the attachment hook portion (11a) by a connecting ring (not shown in the figure) attached to the fire extinguisher stacking box of the unmanned fire suppressor chamber 10 The body is fixed, and the operation lever 40 is double-controlled by the primary control unit 61 and the secondary control unit 62 to complete the mounting in the fire extinguisher stacker.

Then, when the unmanned fire suppressor flies in the state as described above, the rocker arm detachable solenoid 61d of the primary control unit 61 is driven forward until the drop preparation signal is supplied to the primary control unit 61. Since the rocker arm 61e is controlled in the forward actuation state, the lever actuation spring 61b can be kept compressed by the rocker arm 61e in the forward actuation, and thus the actuation lever 40 is restrained. Stays in the state.

During the unmanned fire suppressor flight, if the drop ready signal is supplied from the unmanned fire suppressor to the primary control unit 61, the rocker arm detachable solenoid 61d of the primary control unit 61 is driven backward to operate the rocker arm 61e. Is controlled to the reverse operation state, the lever actuation spring 61b is released from the restrained state compressed by the rocker arm 61e, and thus the upper portion of the actuation lever 40 by the restoring force of the lever actuation spring 61b. The lever 42 is in a state of receiving pressure toward the lower lever 41 side.

Next, when the drop control signal for separating and dropping the fire extinguisher from the unmanned fire suppressor is supplied to the secondary control unit 62, the attachment hook 11a of the chamber 10 mounted in the fire extinguisher stacker is connected to the hook in the fire extinguisher stacker. The throwing fire extinguisher is separated from (not shown in the drawing), and at the same time the safety pin 62a is pulled by the safety pin sealing line 62c attached to the fire extinguisher stacking box of the unmanned fire suppressor while the secondary control unit 62 ), The safety pin 62a is also pulled out of the operation lever 40. Therefore, by secondly releasing the restraint state of the operation lever 40, the attachment hook portion 11a is detached from the fire extinguisher stacking box and can be dropped at the same time. At this time, since the safety pin 62a constituting the secondary control part 62 is installed to flow freely in a state where one end is tied to the lower lever 41 by the safety pin loop 62b, it is then dropped together with the fire extinguisher. .

When the secondary restraint of the operation lever is released as described above and the dropping of the throwing fire extinguisher is made, the time switch 50 detachably installed on the upper part of the operation lever 40 is rotated by the operation of the operation lever 40. Intermittent elastic lifting and lowering of the valve body 21 in the plug 20 which is automatically separated from the operating lever 40 to the upper portion thereof and restrained by the valve body pressing portion 51 under the time switch 50. It can be released.

In addition, when the time switch 50 is configured to start at the same time as the second release of the operating lever 40 to count a predetermined time (e.g., a fixed height reaching time capable of properly ejecting the extinguishing agent after falling) When the preset time counting is completed, the valve in the plug 20 which is restrained by the valve body pressing part 51 under the time switch 50 is automatically disconnected from the switch through hole 24 of the plug 20. It is also possible to release the restraint of the elastic lifting and lowering of the sieve 21.

When the restraint of the elastic lifting and lowering motion of the valve body 21 in the plug 20 is released as described above, the valve body 21 has a force exceeding the pressing force by the elastic spring 22 in the chamber 10. Since the pressure of the stored extinguishing agent can be applied to the upper portion of the valve body, the valve body 21 in the plug 20 is raised to open the nozzle coupling hole 23 to the extinguishing agent toward the injection nozzle 30. It can be sprayed.

On the other hand, when the fall is made at the same time as the release of the secondary restraint of the operation lever 40, as described above, the left and right sides of the body of the chamber 10 is installed symmetrically or spaced at equal intervals along the body circumference of the chamber 10 Since the plurality of posture maintaining wings 13 are installed to maintain the vertical and vertical balance of the posture during the dropping of the chamber 10, it is possible to vertically drop the chamber.

In addition, since the chamber 10 of the fire extinguisher is attached to the lower end of the body to the shock absorbing portion 17 for buffering or absorbing the external shock, the damage to the chamber 10 by absorbing the external shock when falling to the fire site It can be prevented.

Next, another embodiment of the present invention will be described with reference to FIG. 4.

Posture maintaining wing 13 is attached to the outer peripheral surface of the body of the chamber 10 as in the embodiment of the present invention to maintain the falling posture of the chamber vertically and vertically to increase the falling speed, for this purpose posture control wing 14 is installed along the longitudinal direction on the body outer circumferential surface of the chamber 10, two are installed symmetrically to the left and right sides of the body of the chamber 10, or three spaced at equal intervals along the body circumference of the chamber 10 It can be installed and configured above.

The plug 20 is tightly coupled to or separated from the drug inlet 12 for injecting or ejecting the extinguishing agent into the drug storage space of the chamber 10 to seal or open the drug storage space, and the valve body 21 embedded in the body 21. Spray the extinguishing agent to the injection nozzle (30) side using. To this end, the plug 20 is formed of a hollow cap-shaped body with an open bottom and an empty interior. In addition, the plug 20 is formed with a plurality of nozzle coupling holes 23 to which one or more injection nozzles 30 may be coupled or separated to the side of the cap-shaped body, so that each nozzle coupling hole 23 has an injection nozzle ( 30 are respectively connected. In addition, the plug 20 has a valve body 21 having an elastic spring 22 interposed therebetween so as to be able to be lifted and resiliently mounted in the cap-shaped body. 23) Open and close. In addition, such a plug 20 has a switch through-hole 24 formed in the upper center of the cap-shaped body is directly coupled to the time switch 50 for intermittent lifting movement of the valve body 21. In addition, such a plug 20 is formed in the lower portion of the cap-shaped body is formed in the chamber coupling portion 26 to be closely coupled to or separated from the drug inlet 12, it is closely coupled with the drug inlet 12 of the chamber 10 Or separate.

The time switch 50 has the valve body pressing portion 51 vertically extended to the lower portion of the body and is detachably installed on the upper portion of the plug 20 to restrain the lifting movement of the valve body 21 in the plug 20. In response to the drop control signal transmitted from the fire suppression drone, the predetermined time is counted and the plug 20 is automatically disconnected from the plug 20 by the preset time count to release the interruption of the valve body 21 in the plug 20.

To this end, the time switch 50 has a spring fixing bolt 52a and a spring 52b, and a push pin fixing bolt 52c and a push pin packing 52d to open the upper portion of the valve body 21 inside the plug 20. It is installed so as to interrupt the lifting movement, and is automatically separated from the switch through-hole 24 at the preset time by the time count to release the lifting movement interruption of the valve body 21.

In addition, the time switch 50 has the valve body pressing portion 51 is vertically extended to the lower portion of the body to press the upper portion of the valve body 21 inside the plug 20 to control the lifting and lowering movement, the valve body according to the ambient temperature The pressing part 51 may be broken so as to be composed of a glass bulb that releases the lifting motion restriction of the valve body 21 inside the plug 20.

 Throwing fire extinguisher according to another embodiment of the present invention constituted as described above by the attachment hook (11a) is attached to the chamber (10) by a connecting ring (not shown in the figure) attached to the fire extinguisher stacking box of the unmanned fire suppressor The body is fixed, and the lifting operation of the valve body 21 in the plug 20 is directly interrupted by the time switch 50 to complete the mounting in the fire extinguisher stacking box.

Then, when the unmanned fire suppressor flies in the above mounted state, the valve body 21 presses the valve body pushed down to the time switch 50 until the drop control signal for separating and dropping the fire extinguisher is supplied. Since the force pressurized downward by the restoring force of the elastic spring 22 interposed inside the 51 and the valve body 21 is large, the valve body 21 is prevented from rising and thus the drug storage space of the chamber 10 is increased. It is possible to maintain a sealed state.

Then, during the unmanned fire suppressor flight, when the drop control signal for separating and falling from the unmanned fire suppressor is supplied, the attachment hook 11a of the chamber 10 mounted in the fire extinguisher stacker is connected to the hook (not shown in the drawing). When the throwing fire extinguisher is dropped, and the throwing fire extinguisher falls, the time switch 50 detachably installed on the upper portion of the plug 20 is a switch through hole 24 of the plug 20. ), The control of the elastic lifting and lowering of the valve body 21 in the plug 20, which is automatically separated from the upper part of the plug 20 and restrained by the valve body pressing part 51 under the time switch 50, can be released. Will be.

In addition, the time switch 50 is configured to start simultaneously with the supply of the drop control signal for separating and dropping the fire extinguisher, and configured to count a predetermined time (e.g., a fixed height reaching time capable of properly ejecting the extinguishing agent after the drop). In this case, when the preset time count is completed, the plug 20 is automatically disconnected from the switch through-hole 24 of the plug 20 and restrained by the valve body pressing part 51 under the time switch 50. It is also possible to release the restraint of the elastic lifting and lowering motion of the valve body 21.

When the restraint of the elastic lifting and lowering of the valve body 21 in the plug 20 is released as described above, a force exceeding the pressing force by the elastic spring 22 is applied to the valve body 21 in the chamber 10. Since the pressure of the stored extinguishing agent can be applied to the upper portion of the valve body, the valve body 21 in the plug 20 is raised to open the nozzle coupling hole 23 to the extinguishing agent toward the injection nozzle 30. It can be sprayed.

On the other hand, when the fall is made as described above, a plurality of posture maintaining wings 13 are installed symmetrically to the left and right sides of the body of the chamber 10 or spaced at equal intervals along the body circumference of the chamber 10 is the chamber Since it is possible to maintain the vertical and vertical balance during the fall of the (10), it is possible to drop the chamber vertically.

In addition, since the chamber 10 of the fire extinguisher is attached to the lower end of the body to the shock absorbing portion 17 for buffering or absorbing the external shock, the damage to the chamber 10 by absorbing the external shock when falling to the fire site It can be prevented.

The unmanned fire suppressor-mounted throwing fire extinguisher according to the present invention as described above can be dropped quickly from the fire scene after leaving the unmanned fire suppressor, and also penetrates the panel through a shock absorber with a sharp end to prevent the internal fire. Since it can be effectively suppressed, it can be mounted on an unmanned fire suppressor for convenient operation, and it can be dropped quickly to places that are difficult for humans to reach, thereby effectively protecting and preserving the lives and property of the people. to provide.

As described above, the present invention has been described by way of limited embodiments and drawings, but the present invention is not limited to the above-described embodiments, which can be variously modified and modified by those skilled in the art to which the present invention pertains. Modifications are possible. Therefore, the spirit of the present invention should be grasped only by the claims set out below, and all equivalent or equivalent modifications thereof will belong to the scope of the present invention.

10 chamber 11: fire extinguisher fixing band
11a: attachment hanger 12: chemical entrance
13: posture retaining wings 13a, 13b: support fixing portion
13c: bolt 13d: nut
14: wing hook 14a: coupling hole
14b: support hole 15: support
16 packing 17 buffer part
20 plug 21 valve body
22: elastic spring 23: nozzle coupling hole
24: switch through hole 25: bolt assembly
26: chamber coupling portion 30: injection nozzle
40: operating lever 41: lower lever
41a: bolt coupling hole 41b 42b: hinge coupling hole
41c, 42c: Switch Assembler 41d, 42d: Pin Assembler
42: upper lever 43: lever assembly bolt
44: hinge 50: time switch
51: valve body pressing part 52a: spring fixing bolt
52b: Spring 52c: Push pin fixing bolt
52d: Push pin packing 61: 1st intermittent part
61a: arm lever 61b: lever operating spring
61c: pressure adjusting nut 61d: rocker arm removal solenoid
61e: rocker arm 62: secondary crack
62a: safety pin 62b: safety pin collar
62c: safety pin sealing line

Claims (17)

It is mounted detachably in the fire extinguisher loading box of the fire suppression drone by the attachment hook portion 11a surrounding the outer circumferential surface of the chamber 10 in which the extinguishing agent is stored in the chemical storage space inside the body, and the drop preparation signal transmitted from the fire suppression drone And a fire suppression drone-mounted throwing fire extinguisher, in which the attachment hook portion 11a is automatically separated from the fire extinguisher stacker and dropped by a drop control signal.
A plurality of posture maintaining wings 13 attached to an outer circumferential surface of the chamber 10 to maintain the drop posture of the chamber vertically and vertically to increase the drop speed;
Closely coupled or separated to the drug inlet 12 for injecting or ejecting the extinguishing agent into the drug storage space of the chamber 10 to seal or open the drug storage space, by using the valve body 21 built into the body Plug 20 for injecting the extinguishing agent toward the injection nozzle 30;
An operation lever 40 rotatably installed up and down on an upper portion of the plug 20; And
It is detachably installed on the upper part of the actuating lever 40 to restrain the lifting movement of the valve body 21 in the plug 20, and is automatically actuated by the actuating lever 40 by the turning operation of the actuating lever 40. And a time switch (50) for separating and releasing the intermittent control of the valve body (21) in the plug (20). The method of claim 1,
It further comprises a double intermittent for controlling the turning operation of the operation lever 40 by the fall prepared signal and the fall control signal transmitted from the fire suppression drone, respectively.
The double intermittent part is installed on the operation lever 40, fire suppressor drone mounted type fire extinguisher, characterized in that it is installed in direct connection with the fire extinguisher loading box of the unmanned fire suppressor. The method of claim 2, wherein the double interrupting portion,
A primary control unit 61 for releasing the restraint state of the operation lever 40 primarily by a drop preparation signal supplied from an unmanned fire suppressor so as to prepare a drop in the fire extinguisher stacking box;
Secondary control unit which releases the restrained state of the operation lever 40 secondly by the drop control signal supplied from the unmanned fire suppressor so that the attachment hook portion 11a is detached from the fire extinguisher stacker and the drop is made. A fire suppression drone-mounted throwing fire extinguisher, characterized by comprising (62). The method of claim 1 or 2, wherein the attitude control blade 14,
Is installed vertically along the longitudinal direction on the body outer peripheral surface of the chamber 10 is fixed by the wing hook 14 and the supporter 15 interposed between the plug 20 and the drug inlet and outlet 12 of the chamber 10 Fire suppressor drone-mounted throwing fire extinguisher, characterized in that two or more are installed symmetrically to the left and right sides of the chamber (10) or spaced at equal intervals along the body circumference of the chamber (10). The chamber 10 according to any one of the preceding claims,
Attached to the lower end of the body is a shock absorbing portion (17) having a breakdown needle formed at the end with a concave tip that is pointed toward the bottom so as to quickly penetrate the panel and enter the inside while buffering or absorbing external shocks. The fire suppression drone-mounted throwing fire extinguisher, characterized in that configured to prevent damage to the chamber (10) due to external impact and quickly dig into the panel when falling to the fire scene. The method of claim 3, wherein the plug 20,
The lower portion of the body is made of hollow hollow cap-shaped body, a plurality of nozzle coupling holes 23 are formed to the side or side of the one or more injection nozzles 30 can be combined to each nozzle coupling Spray nozzles 30 are connected to the ball 23, respectively,
Inside the cap-shaped body, the valve body 21 interposed therebetween by the elastic spring 22 is constructed to be liftable, and is configured to open and close the nozzle coupling holes 23 according to the lift position of the valve body 21.
In the upper part of the cap-shaped body, a plurality of bolt assembly holes 25 are formed in the center of the switch through hole 24 and in the periphery of the switch through hole 24 so that the valve body 21 can move up and down. It is configured to couple the time switch 50 and the operation lever 40 to the top at each,
The lower portion of the cap-shaped body is formed with a chamber coupling portion 26 to be closely coupled or separated from the drug inlet 12, it is configured to be closely coupled or separated from the drug inlet 12 of the chamber 10 Fire suppression drone-mounted throwing fire extinguisher, characterized in that the. The method of claim 6, wherein the operation lever 40,
A bolt coupling hole 41a to which the bolt to be assembled to the bolt assembly hole 25 on the upper portion of the plug 20 is coupled to one end of the body, a hinge coupling hole 41b for hinge coupling with the upper lever 42, and a time switch. A switch assembly hole 41c for assembling 50 and a pin assembly hole 41d for coupling the secondary intermittent portion 62 are respectively formed and bolted to the bolt assembly hole 25 on the upper portion of the plug 20. The lower lever 41 is fixed and fixed,
Hinge coupling hole 42b for hinge coupling with the lower lever 41, switch assembly hole 42c for assembling the time switch 50, and pin assembly hole 42d for coupling the secondary intermittent portion 62. And each of the upper lever 42 is hinged to the hinge coupling hole 41b of the lower lever 41 so as to be pivotable from the upper portion of the lower lever 41, respectively. Type throwing fire extinguisher. The method of claim 7, wherein the primary interruption portion 61,
An arm lever (61a) for supporting each end to be guided upward and downward in a straight line during the pivoting operation of the upper lever (42) and the lower lever (41);
A lever actuation spring (61b) installed at one end of the arm lever (61a) to press the upper lever (42) downward;
Pressure that is assembled to the upper end of the arm lever (61a) to support and secure the upper portion of the lever operating spring (61b), and adjusts the pressure of the lever operating spring (61b) in accordance with the degree of assembly with the arm lever (61a) Adjusting nut 61c;
It is installed in the fire extinguisher loading box of the unmanned fire suppressor, and installed close to the rocker arm 61e to control the rocker arm 61e forward and backward, and the rocker arm 61e by the drop preparation signal supplied from the unmanned fire suppressor. A rocker arm detachable solenoid 61d for controlling backward; And
It is installed on the side of the lever actuation spring 61b to restrain or decompress the lever actuation spring 61b in a compressed state, and is moved forward by the rocker arm detachable solenoid 61d to compress the lever actuation spring. And a rocker arm (61e) for reversing operation by the rocker arm detachable solenoid (61d) to release the compressed state of the lever operation spring. Fire suppressor drone mounted throwing fire extinguisher characterized in that it comprises a. The method of claim 7, wherein the secondary control unit 62,
It is installed so that one end is freely flowed by the safety pin loop 62b attached to the fire extinguisher stacking box of the unmanned fire suppressor, and the other end is each pin assembly hole of the upper lever 42 and the lower lever 41. And a safety pin (62a) which is installed to be commonly coupled to or separated from (41d) and (42d), and secondly releases the restrained state of the operation lever (40) by a drop control signal supplied from an unmanned fire suppressor. Fire fighting drone-mounted throwing fire extinguisher. The method of claim 7, wherein the time switch 50,
The switch assembly holes 41c and 42c of the upper and lower levers 41 and 42 are fitted to each other, and the valve body pressing portion 51 is extended vertically to the lower portion of the body to allow the valve body inside the plug 20 ( 21) Pressing the upper part to control the lifting and lowering motion, and automatically by the switch assembly holes 41c and 42c of the upper and lower levers 41 and 42 by the preset time by the time count or the turning operation of the operating lever 40. A fire suppression drone-mounted throwing fire extinguisher, characterized in that formed to be separated to release the lifting motion control of the valve body (21). The method of claim 1 or 2, wherein the time switch 50,
The valve body pressing part 51 is vertically extended to the lower part of the body to press down the valve body 21 inside the plug 20 to interrupt the lifting movement, and the valve body pressing part 51 is destroyed according to the ambient temperature. And a glass bulb for releasing the lifting motion restraint of the valve body 21 inside the plug 20. The drop control signal is detachably mounted in the fire extinguisher loading box of the fire suppression drone by an attachment hook part 11a surrounding the outer circumferential surface of the chamber 10 in which the extinguishing agent is stored in the chemical storage space inside the body, and is transmitted from the fire suppression drone. In the fire suppression drone-mounted throwing fire extinguisher, which is detached from the fire extinguisher stacking box by the attachment hook portion (11a) by falling,
A plurality of posture maintaining wings 13 attached to an outer circumferential surface of the chamber 10 to maintain the drop posture of the chamber vertically and vertically to increase the drop speed;
Closely coupled to or separated from the drug inlet 12 for injecting or ejecting the extinguishing agent into the drug storage space of the chamber 10 to seal or open the drug storage space, by using the valve body 21 built into the body Plug 20 for injecting the extinguishing agent toward the injection nozzle 30; And
It is detachably installed on the upper part of the plug 20 to restrain the lifting movement of the valve body 21 in the plug 20, and is started by a drop control signal transmitted from a fire suppression drone to count a preset time. And a time switch 50 which is automatically separated from the plug 20 by a set time count and releases the interruption of the valve body 21 in the plug 20. Throwing fire extinguisher. The method of claim 12, wherein the attitude control wing 14,
Is installed vertically along the longitudinal direction on the body outer peripheral surface of the chamber 10 is fixed by the wing hook 14 and the supporter 15 interposed between the plug 20 and the drug inlet and outlet 12 of the chamber 10 Fire suppressor drone-mounted throwing fire extinguisher, characterized in that two or more are installed symmetrically to the left and right sides of the chamber (10) or spaced at equal intervals along the body circumference of the chamber (10). The method according to claim 12 or 13, wherein the chamber 10,
At the lower end of the body, a shock absorbing part (17) having a destructive needle formed in a conical shape with a sharp tip is attached to the lower part so as to quickly penetrate the panel and enter the inside while buffering or absorbing external shocks. Fire suppression drone-mounted throwing fire extinguisher, characterized in that configured to prevent the damage of the chamber (10) by the external impact when the drop on the site and to dig into the panel quickly. The method of claim 14, wherein the plug 20,
It consists of a hollow cap-shaped body with an open bottom and an empty inside,
To the side of the cap-shaped body is formed a plurality of nozzle coupling holes 23 to which one or more injection nozzles 30 may be coupled or separated, so that each injection nozzle 30 is connected to each nozzle coupling hole 23,
Inside the cap-shaped body, the valve body 21 interposed therebetween by the elastic spring 22 is constructed to be liftable, and is configured to open and close the nozzle coupling holes 23 according to the lift position of the valve body 21.
In the upper portion of the cap-shaped body is formed a switch through hole 24 of the central portion is configured such that the time switch 50 for intermittent lifting movement of the valve body 21 is coupled from the top,
The lower portion of the cap-shaped body is formed with a chamber coupling portion 26 to be closely coupled or separated from the drug inlet 12, it is configured to be closely coupled or separated from the drug inlet 12 of the chamber 10 Fire suppression drone-mounted throwing fire extinguisher, characterized in that the. The method of claim 15, wherein the time switch 50,
The valve body pressing portion 51 is vertically extended to the lower portion of the body to press the upper portion of the valve body 21 inside the plug 20 to interrupt the lifting movement, and the switch through hole 24 at a preset time by a time count. The fire suppression drone mounted throwing fire extinguisher, characterized in that is formed to be automatically separated from) to release the lifting motion control of the valve body (21). The method of claim 12 or 13, wherein the time switch 50,
The valve body pressing part 51 is vertically extended to the lower part of the body to press down the valve body 21 inside the plug 20 to interrupt the lifting movement, and the valve body pressing part 51 is destroyed according to the ambient temperature. And a glass bulb for releasing the lifting motion restraint of the valve body 21 inside the plug 20.

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