JP3190432U - Throwing and extinguishing equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a throwing fire extinguishing device having high security against a throwing fire extinguishing bullet in which a fire extinguishing liquid is sealed. SOLUTION: A throwing fire extinguishing bullet 10 containing a fire extinguishing liquid and a throwing fire extinguishing bullet protection device for protecting the throwing fire extinguishing bullet 10 are provided, and the throwing fire extinguishing bullet protection device makes the throwing fire extinguishing bullet 10 removable. It includes a holder 20 that holds the holder 20 and a cover 30 that is detachably fitted to the holder 20. [Selection diagram] Fig. 1

Description

  The present invention relates to a throwing and extinguishing device, and more particularly to a throwing and extinguishing device having high security during storage.

  Fire extinguishers are generally stored for quick use in the event of a fire. For example, a widely used powder fire extinguisher is placed flat in a place where it can be easily taken out or stored in a storage box. This is a gas container provided so that it can withstand high pressure, and a pedestrian or the like will not malfunction due to the impact of contact with it, so there is a high need to protect the fire extinguisher. It is thought that there is not.

  On the other hand, in Japanese Patent No. 3081531, there is a hand throwing fire extinguishing liquid bullet in which a chemical aqueous solution composed of ammonium chloride, potassium carbonate, sodium bicarbonate, dibasic ammonium phosphate and sodium tungstate is enclosed in a synthetic resin container. It is disclosed.

Japanese Patent No. 3081531

  However, such hand-throwing fire extinguishing liquid bullets are used to extinguish fire by damaging the fire extinguishing liquid bullets and throwing the fire extinguishing liquid contained in the container around the fire source. The container is preferably provided so as to be surely damaged when a predetermined impact is applied. For this reason, a hand-throwing fire extinguisher bullet can be easily damaged if stored in the same manner as other general fire extinguishers, so that it may not be used in an emergency.

  The present invention has been made to solve the above problems. A main object of the present invention is to provide a throwing and extinguishing device having high security against a throwing and extinguishing bullet enclosing a fire extinguishing liquid.

  The throwing and extinguishing device according to the present invention includes a throwing and extinguishing bullet enclosing a fire extinguishing liquid, and a throwing and extinguishing bullet protecting device that protects the throwing and extinguishing bullet. A holding member that can be held, and a cover that is detachably fitted to the holding member.

  ADVANTAGE OF THE INVENTION According to this invention, the throwing-out fire extinguishing apparatus which has high security with respect to the throwing-out fire bullet in which the fire-extinguishing liquid is enclosed can be provided.

It is a perspective view for demonstrating the throwing-out fire extinguishing apparatus which concerns on this Embodiment. It is a front view for demonstrating the holder of the throwing fire extinguishing apparatus which concerns on this Embodiment. It is sectional drawing seen from the line segment III-III in FIG. It is a side view for demonstrating the holder of the throwing fire extinguishing apparatus which concerns on this Embodiment. It is a perspective view for demonstrating the cover of the throwing fire extinguishing apparatus which concerns on this Embodiment. It is a rear view for demonstrating the cover of the throwing fire extinguishing apparatus which concerns on this Embodiment. It is a rear view for demonstrating the throwing-out fire extinguishing apparatus which concerns on this Embodiment. It is sectional drawing seen from the line segment VIII-VIII in FIG.

  Hereinafter, with reference to FIGS. 1-8, the throwing-out fire extinguishing apparatus which concerns on this Embodiment is demonstrated. In the following drawings, the same or corresponding parts are denoted by the same reference numerals, and description thereof will not be repeated.

  Referring to FIG. 1, a throwing / extinguishing apparatus 1 according to the present embodiment includes a throwing / extinguishing bullet 10 in which a fire extinguishing liquid is sealed, and a throwing / extinguishing bullet protecting device for protecting the throwing / extinguishing bullet 10. The bullet protector includes a holder 20 that holds the throwing fire extinguishing bullet 10 in a detachable manner, and a cover 30 that is detachably fitted to the holder 20.

  By storing the throwing fire extinguisher with such a fire extinguishing fire protection device, the throwing fire extinguishing bullet 10 provided so as to be easily ruptured by a collision with a combustible or the like at the time of throwing is applied to an impact or vibration from the outside. It can be stored while being protected from etc. For this reason, it is possible to prevent a situation in which the storage unit is damaged in the same manner as other general fire extinguishers and cannot be used in an emergency.

  2 to 4, the holding tool 20 supports the base 21 that supports the bottom surface of the throwing fire extinguishing bullet 10, the arm portion 22 that supports the left and right side surfaces of the throwing fire extinguishing bullet 10, and the back surface of the throwing fire extinguishing bullet 10. The arm portion 22 includes an end portion 22e provided so as to be in contact with the front surface of the throwing fire extinguishing bullet 10, and a distance L1 (see FIG. 3) between the end portions 22e is The width of the bottom of the throwing fire bomb 10 is shorter. Here, the front surface is at least a part of a side surface located on the near side in the x direction when the throwing fire extinguishing bomb 10 held by the holding tool 20 is equally divided by the yz plane, and the back surface is the front surface. And at least part of the side surface located on the opposite side. Further, the left side surface is at least a part of the side surface located on the left side in the y direction when the throwing fire extinguishing bomb 10 held by the holding tool 20 is equally divided by the xz plane, and the right side surface is the holding side. It is at least a part of the side surface located on the right side in the y direction when the throwing fire extinguishing bullet 10 held by the tool 20 is divided into two equal parts on the xz plane.

  In other words, in the pair of arm portions 22, the distance between the arm portions 22 at the portion connected to the root portion 23 is about the same as the width of the throwing fire extinguishing bullet 10, whereas the distance L1 between the end portions 22 e. Is shorter than the width of the thrown fire bomb 10. When the width of the throwing fire extinguishing bullet 10 is, for example, 5.5 mm or more and 6.5 mm or less, the distance L1 between the end portions 22e may be, for example, 3.0 mm or more and 4.0 mm or less.

  As a result, even when vibration or impact is applied during storage, the throwing fire extinguishing bullet 10 is restrained by the arm portion 22 of the holder 20, so Vibration and movement can be suppressed. Moreover, since the arm part 22 is formed also in the front surface of the throwing fire extinguishing bullet 10, it can suppress that the throwing fire extinguishing bullet 10 and the cover 30 contact directly by the arm part 22. FIG. As a result, the throwing / extinguishing device 1 has high security against the throwing / extinguishing bullet 10.

  In addition, the material which comprises the throwing fire extinguishing bomb 10, the holder 20, and the cover 30 can each be selected from the material selected from polyvinyl chloride, polyethylene, and a polypropylene, or those mixtures, respectively.

  In the throwing / extinguishing apparatus 1 according to the present embodiment, it is preferable that at least one of the holder 20 and the gap is formed between the throwing / extinguishing bullet 10 and the cover 30.

  In other words, with reference to FIG. 1, FIG. 7, and FIG. 8, it is preferable that the throwing fire extinguishing bomb 10 and the cover 30 are not in direct contact. In this way, even when an impact or the like is applied to the cover 30 from the outside, it is possible to prevent the impact from being directly transmitted from the cover 30 to the throwing fire extinguishing bullet 10. As a result, the throwing and extinguishing apparatus 1 can have high security with respect to the throwing and extinguishing bullet 10 in which the extinguishing liquid is sealed.

  2 and 7, in the throwing and extinguishing apparatus 1 according to the present embodiment, the arm portion 22 is connected to the holder 20 via the root portion 23, and the pedestal outer peripheral end surface defining the outer shape of the pedestal 21. 21a, arm portion outer peripheral end surface 22a that defines the outer shape of the arm portion 22, and root portion outer peripheral end surface 23a that defines the outer shape of the root portion 23 all hold the outer shape of the region other than the arm portion 22 and the root portion 23 in the holder 20. The inner surface 30a of the cover 30 is provided so as to be in surface contact with a base outer peripheral end surface 21a, an arm outer peripheral end surface 22a and a root outer peripheral end surface 23a that define the outer shape of the base 21. Is preferred.

  In this case, referring to FIG. 2, the base portion outer peripheral end surface 23 a of the base portion 23 protrudes outward by a distance H <b> 1 compared to the outer peripheral end surface 20 a of the holder 20. 5 and 6, a protrusion 33 having a height H2 equivalent to the distance H1 is formed on the inner surface 30a of the cover 30. Referring to FIG. 7, the region that contributes to fixing the holding tool 20 and the cover 30 is compared with the configuration in which the entire outer peripheral end face of the holding tool 20 is fixed in contact with the inner surface 30 a of the cover 30. 21a, the outer peripheral end surface 22a of the arm portion and the outer peripheral end surface 23a of the root portion are limited to areas where they are in surface contact with the inner surface 30a. For example, a non-contact region 26 that does not contact the inner surface 30 a of the cover 30 is formed between the base 21 and the arm portion 22. The non-contact region 26 includes, for example, a non-contact surface 26a parallel to the yz plane facing the back surface of the throwing fire extinguishing bullet 10, and a non-contact surface 26b inclined with respect to the non-contact surface 26a. Further, a predetermined pressure can be applied to the surface contact area according to the distances H1 and H2, and the pressure is applied in a direction perpendicular to the direction in which the arm portion 22 extends. Therefore, when removing the cover 30 from the holder 20, it can be easily removed without receiving a large resistance.

  2 to 4, in the throwing and extinguishing apparatus 1 according to the present embodiment, the root portion 23 has two root portion inclined surfaces 23b inclined with respect to the root portion outer peripheral end surface 23a. The two base portion inclined surfaces 23b are preferably continuous with the base portion outer peripheral end surface 23a interposed therebetween in a direction orthogonal to the direction in which the arm portion 22 extends. Referring to FIGS. 5 and 6, cover 30 preferably includes a plurality of protrusions 33 that protrude inward from the inner surface of cover 30. Each protrusion 33 has a protrusion inclined surface 33b that is continuous with the inner surface. When the holder 20 and the cover 30 are fitted, the two root inclined surfaces 23b are different protrusion inclinations of the protrusion 33. The surface 33b is preferably in surface contact.

  Thereby, the holder 20 and the cover 30 are fixed in the direction (z direction in FIG. 1) orthogonal to the direction in which the arm part 22 extends. Further, when removing the cover 30, the cover 30 is pulled in the x direction in FIG. 1, but the arm portion 22 and the protruding portion 33 are formed to extend in the x direction. The holding part 20 and the cover 30 can be easily removed by using the arm part 22 and the protruding part 33 of the cover 30 as a guide.

  Referring to FIGS. 5 and 6, in throwing and extinguishing apparatus 1 according to the present embodiment, cover 30 is preferably warped inward in a region facing root outer peripheral end surface 23a.

  When the cover 30 is not fitted with the holder 20, it is preferable that the protection part 32 positioned near the opening on both side surfaces of the cover 30 warp inward in the y direction. The amount of warping of the protection part 32 is large near the center in the z direction. In the upper part and the lower part (bottom part 31) in the z direction, both side surfaces are provided in parallel to each other and the distance in the y direction between the inner surfaces 30a is set equal, but in the vicinity of the center, the distance in the y direction between the inner surfaces 30a is in the x direction. Are provided differently. At this time, the distance L3 in the y direction between the protection portions 32 in the central region of the holder 20 is shorter than the distance L2 (see FIG. 3) between the outer peripheral end faces 20a of the holder 20. Moreover, the distance in the y direction between the protection parts 32 other than the said center area | region is provided so that it may become longer than the distance L3 (refer FIG. 6).

  With reference to FIGS. 7 and 8, in a state where holder 20 and cover 30 are fitted together, cover 30 is pressed from the inside to the outside by arm portion 22 and root portion 23. By the pressing, a force is applied in the y direction to the contact surface between the outer peripheral end surface 20a and the top surface 33a of the protruding portion 33 and the contact surface between the root inclined surface 23b and the inclined surface 33b. Thereby, the relative movement of the holder 20 and the cover 30 in the y direction and the z direction is suppressed. Even if the cover 30 receives a force in the y direction and the z direction in response to an external impact or vibration, the cover 30 can be prevented from being detached from the holder 20.

  On the other hand, when removing the cover 30, the cover 30 is pulled in the x direction. At this time, the force applied by the pressing used to hold the holder 20 and the cover 30 is applied in a direction perpendicular to the x direction. Therefore, the cover 30 can be easily removed without resisting the force.

  In the fire-extinguishing / extinguishing apparatus 1 according to the present embodiment, the fire-extinguishing liquid of the fire-extinguishing fire bomb 10 includes 2% by weight or more and 10% by weight or less sodium hydrogen carbonate, 25% by weight or more and 40% by weight or less potassium carbonate, and 25% by weight. % To 40% by weight ammonium dihydrogen phosphate, 10% to 25% by weight antifreeze, 2% to 10% by weight sodium silicate, 0.005% to 5% by weight % Or less fluorine-containing surfactant and water are preferably contained.

  Thereby, the throwing-out fire extinguishing apparatus 1 according to the present embodiment can exhibit a fire extinguishing ability even in a cold environment, and also exhibits a high fire extinguishing ability even in an oil fire using a saponification reaction with potassium hydroxide. be able to.

  In the throwing / extinguishing apparatus 1 according to the present embodiment, the throwing / extinguishing bomb 10 includes potassium carbonate, ammonium dihydrogen phosphate, sodium bicarbonate, glycerin, a fluorosurfactant, and sodium silicate in this order in water. The solution is obtained by stirring while stirring to obtain a solution, and then the step of preparing a mixture by passing the solution through a filter to remove impurities, the step of preparing a throwable fire extinguishing bullet 10 that can be thrown, and the mixture It is preferable to prepare by the process of injecting into the throwing fire extinguishing bullet 10 and the process of sealing the throwing fire extinguishing bullet 10 into which the mixed liquid has been injected.

  When the charging order is different, different chemical reactions proceed and an effective mixed liquid (extinguishing liquid) cannot be produced, and the obtained mixed liquid (extinguishing liquid) cannot maintain uniformity.

  In the throwing and extinguishing apparatus 1 according to the present embodiment, the throwing and extinguishing bullet 10 has a bottom surface and a side surface extending in a direction perpendicular to the bottom surface, and can be damaged by applying a pressure of 290 kPa to 785 kPa from the outside. And the volume is preferably 500 ml or more and 800 ml or less.

  When the throwing fire extinguishing bullet 10 is provided so as to be ruptured even by an external pressure of less than 290 kPa, the throwing fire extinguishing bullet 10 is damaged even by an impact applied during transportation. On the other hand, when the throwing fire extinguishing bullet 10 is provided so as to be ruptured by an external pressure exceeding 785 kPa, the throwing fire extinguishing bullet 10 cannot be appropriately ruptured by an impact applied by a collision with a combustion object or the like at the time of throwing. . Therefore, the fire-extinguishing liquid cannot be sufficiently scattered around the collision location, and the fire-extinguishing ability is reduced. By making it within the above range, it is possible to easily break and demonstrate high fire extinguishing ability at the time of throwing and extinguishing, regardless of the power of the thrower, etc., and improve the safety during transportation and storage. it can.

  Moreover, when the volume of the throwing fire extinguishing bullet 10 is less than 500 ml, the amount of the fire extinguishing liquid is insufficient, and there is a possibility that the fire cannot be extinguished unless a plurality of throwing fire extinguishing devices are used. If it exceeds 800 ml, the weight may increase, making it difficult to use by elderly people, children, and the like. Therefore, by setting the volume of the throwing fire extinguisher 10 within the above range, elderly people, children, and the like can be easily used.

  In the anchoring / extinguishing apparatus 1 according to the present embodiment, the support surface portions 24 and 25 are provided with a first support surface portion 24 provided at a position farther from the pedestal 21 than the arm portion 22 and the pedestal 21 than the arm portion 22. Through holes 27 and 28 are provided in a region overlapping with the first support surface portion 24 and a region overlapping with the second support surface portion 25, respectively. It is preferable.

  Thereby, the throwing-out fire extinguishing apparatus 1 can be fixed to a wall surface by using the through holes 27 and 28 as screw holes or the like. The holder 20 may be provided with a hollow window 29 (see FIG. 7) in addition to the through holes 27 and 28 in the yz plane.

  The anchoring / extinguishing apparatus 1 according to the present embodiment is used by being fixed (vertically placed) on a wall surface or the like as a yz plane with the z-axis in the drawing as a vertical direction, but is not limited thereto. The y-axis in the drawing may be fixed (horizontal) on a wall surface or the like as a yz plane with the y-axis as a vertical direction. In this case, the arm portion 22 and the side portion 21B support the load of the throwing fire extinguishing bullet 10, but even in this way, the horizontal movement of the throwing fire extinguishing bullet 10 by the support bottom portion 21A of the base 21 is performed. While being able to restrict | limit, the movement of the throwing fire extinguishing bullet 10 to a perpendicular direction can be suppressed with the side part 21B, the arm part 22, and the support surface parts 24 and 25. FIG. Thereby, there can exist an effect similar to the throwing-out fire extinguishing apparatus 1 which concerns on this Embodiment.

  Although the embodiment of the present invention has been described above, the above-described embodiment can be variously modified. The scope of the present invention is not limited to the above-described embodiment. The scope of the present invention is indicated by the scope of the utility model registration request, and is intended to include all modifications within the meaning and scope equivalent to the scope of the utility model registration request.

  The present invention is particularly advantageously applied to a throwing / extinguishing apparatus including a throwing / extinguishing bullet that can be easily broken during throwing and a protection device for the throwing / extinguishing bullet for storing the throwing / extinguishing bullet.

  DESCRIPTION OF SYMBOLS 1 Throwing fire extinguishing apparatus, 10 Throwing fire extinguisher, 20 Holder, 20a Holder outer peripheral end surface, 21 base, 21A Support bottom part, 21B side part, 21a Base outer peripheral end face, 21b, 23b, 33b Inclined surface, 22 Arm part, 22a Arm Outer peripheral end surface, 22e end portion, 23 root portion, 23a root outer peripheral end surface, 24, 25 support surface portion, 26 non-contact area, 26a, 26b non-contact surface, 27, 28 screw hole, 29 window portion, 30 cover, 30a Inner surface, 31 bottom portion, 32 protective portion, 33 protruding portion, 33a top surface.

Claims (10)

Throwing fire extinguishing bullets containing fire extinguishing liquid,
A protection device for throwing fire extinguishing bullets protecting the throwing fire extinguishing bullet,
The protective device for throwing fire extinguishers is
A holding tool detachably holding the throwing fire extinguishing bullet;
A throwing and extinguishing device including the holder and a cover that is detachably fitted. The holder includes a pedestal that supports a bottom surface of the throwing fire extinguishing bullet, an arm portion that supports left and right side surfaces of the throwing fire extinguishing bullet, and a support surface portion that supports the back surface of the throwing fire extinguishing bullet,
The arm portion has an end portion that is provided so as to be in contact with the front surface of the throwing fire extinguisher,
The throwing and extinguishing device according to claim 1, wherein a distance between the end portions is shorter than a width of the bottom surface of the throwing and extinguishing bullet.   The throwing and extinguishing apparatus according to claim 2, wherein at least one of the holder and the gap is formed between the throwing and extinguishing bullet and the cover. The arm portion is connected to the holder through a root portion,
The pedestal outer peripheral end surface that defines the outer shape of the pedestal, the outer peripheral end surface of the arm portion that defines the outer shape of the arm portion, and the outer peripheral end surface of the root portion that defines the outer shape of the root portion are all other than the arm portion and the root portion in the holder. Projecting outward from the outer peripheral end face of the holder that defines the outer shape of the area,
4. The throwing and extinguishing apparatus according to claim 2, wherein an inner surface of the cover is provided so as to be in surface contact with the outer peripheral end surface of the base, the outer peripheral end surface of the arm portion, and the outer peripheral end surface of the root portion. The root portion has two root portion inclined surfaces inclined with respect to the root portion outer peripheral end surface;
The two inclined base portions are continuous across the root outer peripheral end surface in a direction orthogonal to the direction in which the arm extends.
The cover includes a plurality of protrusions protruding inward from the inner surface of the cover,
Each of the protrusions has a protrusion inclined surface continuous to the inner surface,
The throwing and extinguishing apparatus according to claim 4, wherein when the holding tool and the cover are fitted, two root inclined surfaces are in surface contact with the protrusion inclined surfaces of the different protrusions. .   The throwing and extinguishing device according to claim 4 or 5, wherein the cover is warped inward in a region facing the outer peripheral end surface of the root portion.   The fire-extinguishing liquid includes 2% by weight or more and 10% by weight or less of sodium hydrogen carbonate, 25% by weight or more and 40% by weight or less of potassium carbonate, 25% by weight or more and 40% by weight or less of ammonium dihydrogen phosphate, 15 An antifreezing agent in an amount of 25% by weight to 25% by weight, a sodium silicate in an amount of 2% by weight to 10% by weight, a fluorosurfactant in an amount of 0.005% by weight to 5% by weight, and water. The throwing and extinguishing apparatus according to any one of claims 2 to 6.   The throwing fire bomb is obtained by dissolving potassium carbonate, ammonium dihydrogen phosphate, sodium hydrogen carbonate, glycerin, a fluorosurfactant and sodium silicate in order in water and stirring at room temperature to obtain a solution. A step of producing a mixed solution by removing the impurities by passing the solution through a filter; a step of preparing a throwable fire extinguishing bullet that can be thrown; a step of injecting the mixed solution into the throwing fire extinguishing bullet; The throwing and extinguishing apparatus according to claim 6, wherein the throwing and extinguishing apparatus is manufactured by a step of sealing the throwing and extinguishing bullet injected with the mixed liquid.   The throwing fire bomb has the bottom surface and a side surface extending in a direction perpendicular to the bottom surface, and can be broken by applying a pressure of 290 kPa to 785 kPa from the outside, and has a volume of 500 ml to 800 ml. The anchoring / extinguishing device according to any one of claims 2 to 8. The support surface portion includes a first support surface portion provided at a position farther from the pedestal than the arm portion, and a second support surface portion provided at a position closer to the pedestal than the arm portion. Including
The throwing and extinguishing apparatus according to any one of claims 2 to 9, wherein a through hole is provided in each of a region overlapping with the first support surface portion and a region overlapping with the second support surface portion.

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