CN112717307B - Spraying type electromagnetic fire extinguishing bomb - Google Patents
Spraying type electromagnetic fire extinguishing bomb Download PDFInfo
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- CN112717307B CN112717307B CN202110171144.3A CN202110171144A CN112717307B CN 112717307 B CN112717307 B CN 112717307B CN 202110171144 A CN202110171144 A CN 202110171144A CN 112717307 B CN112717307 B CN 112717307B
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C19/00—Hand fire-extinguishers in which the extinguishing substance is expelled by an explosion; Exploding containers thrown into the fire
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Abstract
The invention provides a spraying type electromagnetic fire extinguishing bomb, which relates to the fire extinguishing bomb technology and comprises the following components: the driving part comprises an electromagnetic coil matched with the electromagnetic emission mechanism; the cartridge is connected with the driving part, and fire extinguishing agent is filled in the cartridge; the spraying part comprises a spraying shell connected with the bullet tube, and spraying holes are formed in the spraying shell; a suction pipe is arranged between the spraying shell and the elastic cylinder, one end of the suction pipe is communicated with the elastic cylinder, the other end of the suction pipe is communicated with a spraying hole of the spraying shell through an opening valve, and a sensor probe used for controlling the opening valve to be opened is arranged in the spraying shell. After the fire extinguishing bomb is launched to a fire scene, the fire extinguishing agent is introduced into the spraying shell from the opening valve by using the stored pressure and then is sprayed out from the spraying hole, the gas generated by burning the agent inside is not needed to provide high pressure, the spraying type fire extinguishing bomb is safer for personnel compared with an explosion type fire extinguishing bomb, and the risk of fire aggravation and even explosion caused by gunpowder residue is avoided.
Description
Technical Field
The invention relates to a fire extinguishing bomb technology, in particular to a spraying type electromagnetic fire extinguishing bomb.
Background
Along with the rapid development of economy in China, the continuous promotion of industrialization and modernization, the increasing of urban population and the increasing of building number bring higher requirements for urban fire protection, and the adoption of fire extinguishing bomb rescue becomes a new fire extinguishing mode. The fire extinguishing bomb has stronger maneuverability, the fire extinguishing height is not limited, and the influence of the environment is small.
In the prior art, the patent with application number 201911007253.0 discloses an airborne fire extinguishing bomb and a fire extinguishing method thereof, the airborne fire extinguishing bomb comprises a power device, a spraying device and a control device, wherein the power device is used for pushing the fire extinguishing bomb to fly, the spraying device is used for spraying fire extinguishing agent, and the control device is used for controlling the ignition of the power device and controlling the spraying device to spray fire extinguishing agent; the spraying device comprises a spraying shell, an inner container and a grain, wherein the inner container and the grain are arranged inside the spraying shell, and the inner container is used for filling a fire extinguishing agent; the spraying shell is provided with spraying holes for spraying the fire extinguishing agent, and the spraying holes form a spraying channel of the fire extinguishing agent; the high-temperature and high-pressure gas generated after the explosive column is ignited acts on the fire extinguishing agent, and the fire extinguishing agent can break through the inner container and is sprayed out through the spraying holes. However, the fire extinguishing bomb, whether the flying power is provided by an engine or the fire extinguishing agent is sprayed out by high pressure generated by combustion gas in the fire extinguishing bomb, depends on gunpowder or fuel, the fire spread may be aggravated by gunpowder residue, and professional personnel and fields are needed for maintaining the initiating explosive devices.
Therefore, the fire extinguishing bomb in the prior art is difficult to guarantee safety in a complex fire scene environment.
Disclosure of Invention
The embodiment of the invention provides a spraying type electromagnetic fire extinguishing bomb which can improve the fire extinguishing safety under the condition of ensuring the fire extinguishing effect.
In a first aspect of embodiments of the present invention, there is provided a spraying type electromagnetic fire extinguishing bomb, including:
the driving part comprises an electromagnetic coil matched with the electromagnetic emission mechanism;
the cartridge is connected with the driving part, and fire extinguishing agent is filled in the cartridge;
the spraying part comprises a spraying shell connected with the bullet tube, and spraying holes are formed in the spraying shell;
a suction pipe is arranged between the spraying shell and the elastic cylinder, one end of the suction pipe is communicated with the elastic cylinder, the other end of the suction pipe is communicated with a spraying hole of the spraying shell through an opening valve, and a sensor probe used for controlling the opening valve to be opened is arranged in the spraying shell.
Optionally, in one possible implementation of the first aspect, the electromagnetic coil is connected with the cartridge through a connecting rod;
the connecting rod is a hollow rod, and the electromagnetic coil is in transition fit connection with one end of the connecting rod;
the connecting rod is close to the inside of solenoid one end is equipped with the ladder boss, when solenoid inserts in the connecting rod, with the ladder boss is contradicted.
Optionally, in a possible implementation manner of the first aspect, a transition portion is arranged between the connecting rod and the barrel, the transition portion is circular truncated cone-shaped, and a diameter of one end, close to the barrel, of the transition portion is larger than that of the other end of the transition portion.
Optionally, in a possible implementation manner of the first aspect, an end of the connecting rod away from the barrel is provided with a tail wing, and the tail wing comprises a plurality of fins.
Optionally, in a possible implementation manner of the first aspect, an upper barrel cover and a lower barrel cover are welded to two ends of the cartridge barrel respectively;
the two end faces of the cartridge are provided with countersunk holes, countersunk screws are connected with the countersunk holes in an internal thread manner, and the cartridge is connected with the driving part and the spraying shell through the countersunk screws.
Optionally, in a possible implementation manner of the first aspect, a connecting plate is installed at one end, close to the spraying shell, of the upper barrel cover;
and a power supply and a control module are bonded on one side of the connecting plate, which is far away from the upper barrel cover, and the control module is connected with the sensor probe and the opening valve.
Optionally, in a possible implementation manner of the first aspect, the opening valve is screwed on the connecting plate, and a first sealing ring is arranged at a joint of the opening valve and the connecting plate.
Optionally, in a possible implementation manner of the first aspect, the connecting plate is screwed on the upper cylinder cover, and a second sealing ring is arranged at a joint of the connecting plate and the upper cylinder cover.
Optionally, in a possible implementation manner of the first aspect, a bullet is screwed to an end of the spray casing away from the cartridge.
Optionally, in a possible implementation manner of the first aspect, there are 12 spraying holes, and the spraying holes are disposed on a side of the spraying shell close to the cartridge;
one side of the spraying shell, which is close to the warhead, is provided with 6 probe holes, and the sensor probe is arranged in the probe holes.
Has the advantages that:
(1) the invention is designed aiming at the launching mechanism of electromagnetic ejection, the fire extinguishing bomb is launched by electromagnetic force, the interior of the fire extinguishing bomb is not provided with power devices such as an engine and the like, the space filled with the fire extinguishing agent in the bomb barrel is pressurized in advance, the fire extinguishing agent can be loaded to be not lower than 2kg, the pressurizing is not lower than 1.2Mpa, the fire extinguishing agent is introduced into the spraying shell from the opening valve by utilizing the stored pressure after being launched to a fire scene and then is sprayed out from the spraying hole, the high pressure is provided without combusting the gas generated by the agent in the interior, the spraying type fire extinguishing bomb is safer for personnel compared with the explosion type fire extinguishing bomb, and the risk of intensifying the fire and even causing explosion caused by the residue of gunpowder can be avoided;
(2) the fire extinguishing bomb designed by the invention is matched with a sensor probe with high sensitivity, can ensure that the opening of a valve is controlled by detecting fire scene information such as temperature, fire light and the like through 6 detection holes within a range of 3-5m from a fire source, and can be sprayed out through 12 uniformly distributed spraying holes in the air when the fire extinguishing bomb does not fall to the ground, so that the three-dimensional spraying of a fire extinguishing agent is realized, the fire extinguishing agent is uniformly dispersed, and meanwhile, the reasonable design of a double-sealing-ring sealing matching structure is adopted, so that the internal pressure of a bomb barrel is fully ensured to be free from leakage, the fire extinguishing agent is less in residue, and the fire extinguishing efficiency is high;
(3) the fire extinguishing method of the fire extinguishing bomb in the prior art is not adopted in fire scene rescue on a large scale, and has the important reason that the fire extinguishing cost is higher, the fire extinguishing bomb has simple and reasonable structural design, the electromagnetic coil is in transition fit with the connecting rod, the ejection is completed through the electromagnetic induction generated by the electromagnetic emission mechanism, the electromagnetic coil in transition fit falls automatically under the action of gravity in the flight process of the fire extinguishing bomb, no additional damage is generated, the trajectory track is not influenced, the main cost of the fire extinguishing bomb lies in the forming and processing cost, the sensor cost and the fire extinguishing agent cost, the cost is reduced by more than 50% compared with the similar fire extinguishing bomb with an engine, and the fire extinguishing bomb is suitable for wide popularization.
Drawings
FIG. 1 is a schematic structural diagram of a cartridge case embodying the present invention;
FIG. 2 is a schematic diagram of a spray orifice embodying embodiments of the present invention;
FIG. 3 is a schematic structural diagram of an embodiment of the present invention for embodying an opening valve;
FIG. 4 is a schematic structural diagram of a stepped boss according to an embodiment of the present invention.
In the figure, 1, a cartridge; 2. spraying the shell; 21. a spray orifice; 22. a probe aperture; 3. a straw; 31. opening the valve; 32. a power source; 41. an upper barrel cover; 42. a lower cylinder cover; 43. a connecting plate; 51. an electromagnetic coil; 52. a connecting rod; 521. a tail wing; 522. a stepped boss; 61. countersinking; 62. countersunk head screws; 7. a warhead; 8. a transition section; 91. a first seal ring; 92. and a second seal ring.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The terms "first," "second," "third," "fourth," and the like in the description and in the claims, as well as in the drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein.
It should be understood that, in various embodiments of the present invention, the sequence numbers of the processes do not mean the execution sequence, and the execution sequence of the processes should be determined by the functions and the internal logic of the processes, and should not constitute any limitation on the implementation process of the embodiments of the present invention.
It should be understood that in the present application, "comprising" and "having" and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
It should be understood that, in the present invention, "a plurality" means two or more. "and/or" is merely an association describing an associated object, meaning that three relationships may exist, for example, and/or B, may mean: a exists alone, A and B exist simultaneously, and B exists alone. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship. "comprises A, B and C" and "comprises A, B, C" means that A, B, C all comprise, "comprises A, B or C" means comprise one of A, B, C, "comprises A, B and/or C" means comprise any 1 or any 2 or 3 of A, B, C.
It should be understood that in the present invention, "B corresponding to a", "a corresponds to B", or "B corresponds to a" means that B is associated with a, and B can be determined from a. Determining B from a does not mean determining B from a alone, but may be determined from a and/or other information. And the matching of A and B means that the similarity of A and B is greater than or equal to a preset threshold value.
As used herein, "if" may be interpreted as "at … …" or "at … …" or "in response to a determination" or "in response to a detection", depending on the context.
The technical means of the present invention will be described in detail with reference to specific examples. The following several specific embodiments may be combined with each other, and details of the same or similar concepts or processes may not be repeated in some embodiments.
Example 1
The utility model provides a spraying formula electromagnetism fire extinguishing bomb, participates in fig. 1-3, includes drive division, the cartridge 1 of being connected with the drive division, the spraying portion of being connected with cartridge 1, and it can be understood that, drive division provides power for the fire extinguishing bomb, carries the assigned position with the fire extinguishing bomb, and cartridge 1 is used for loading fire extinguishing agent, and spraying portion is used for spraying fire extinguishing agent to the conflagration region, reaches the purpose of putting out a fire.
Wherein, cartridge 1 can be hollow cylinder, and the inside is filled with fire extinguishing agent, and in practical application, cartridge 1 of this embodiment can adorn fire extinguishing agent and be no less than 2kg to ensure that it has better fire control effect.
The portion of spraying includes the spraying shell 2 of being connected with a cartridge 1, sprays to be equipped with on the shell 2 and sprays hole 21, in spraying shell 2 for carrying the fire extinguishing agent in the cartridge 1, then through spraying hole 21 blowout, this embodiment spray shell 2 with be equipped with straw 3 between the cartridge 1, the one end and the cartridge 1 intercommunication of straw 3, the other end is through opening valve 31 and the spraying hole 21 intercommunication that sprays shell 2.
It should be noted that, in this embodiment, before fire extinguishing, it is necessary to ensure that there is enough pressure in the cartridge 1 to ensure that it fully extrudes the fire extinguishing agent in the cartridge 1 from the suction pipe 3 into the spraying shell 2 and then to spray out through the spraying holes 21, and in practical application, the pressure needs to be not lower than 1.2 Mpa.
It can be understood that, after the opening valve 31 is opened, the inside of the cartridge 1 can be communicated with the spraying shell 2 through the suction pipe 3, and then communicated with the outside through the spraying hole 21, because the pressure inside the cartridge 1 is large, the fire extinguishing agent inside the cartridge 1 can be sprayed out through the spraying hole 21 due to the effect of negative pressure, and the fire extinguishing operation is carried out.
Wherein, in order to control whether the opening valve 31 is opened, a sensor probe for controlling the opening of the opening valve 31 is arranged in the spraying shell 2, and after the sensor probe detects that the fire scene meets the working condition, the opening valve 31 is controlled to be opened, so as to carry out the fire extinguishing operation.
In practical application, the intelligent control system further comprises a power supply 32 and a control module, the control module is connected with the sensor probe and the opening valve 31, the power supply 32 is used for supplying power to the control module, the opening valve 31 and the sensor probe, and the control module responds to a detection result of the sensor probe to output a corresponding control signal to control whether the opening valve 31 is opened or not so as to form intelligent control. For example, when the sensor probe detects that there is a fire around, a trigger signal is generated and transmitted to the control module, and after receiving the trigger signal, the control module generates an opening signal to control the opening of the opening valve 31.
In order to convey the fire extinguishing bomb to a designated position, a power source is needed, namely, a driving part in the scheme is provided, the driving part comprises an electromagnetic coil 51 matched with an electromagnetic emission mechanism, the electromagnetic emission mechanism can be any one of the prior art, and the electromagnetic emission mechanism can be any one capable of realizing that electromagnetic induction generates repulsion force to the electromagnetic coil 51 for ejection.
In practical application, one end of the spraying shell 2, which is far away from the cartridge 1, is in threaded connection with a bullet head 7, and the bullet head 7, the spraying part, the cartridge 1 and the driving part form a whole of the fire extinguishing bomb.
The fire extinguishing bomb is launched through electromagnetic force, the inside of the fire extinguishing bomb is not provided with power devices such as an engine, the space for filling the fire extinguishing agent in the bomb tube 1 is pressurized in advance, the fire extinguishing agent can be filled to be not lower than 2kg, the pressurizing pressure is not lower than 1.2Mpa, the fire extinguishing agent is introduced into the spraying shell 2 from the opening valve 31 by utilizing the stored pressure after being launched to a fire scene and then is sprayed out from the spraying hole 21, the high pressure is provided without the gas generated by burning the internal agent, the spraying type fire extinguishing bomb is safer for personnel compared with an explosion type fire extinguishing bomb, and the risk that gunpowder is intensified and even causes explosion due to the residual fire is avoided.
Example 2
A spraying type electromagnetic fire extinguishing bomb is different from embodiment 1 in that, referring to figures 3 and 4, an electromagnetic coil 51 is connected with a bomb tube 1 through a connecting rod 52, the connecting rod 52 is a hollow rod, and the electromagnetic coil 51 is in transition fit connection with one end of the connecting rod 52.
The connecting rod 52 can be a thin-wall cylinder, the electromagnetic coil 51 which is composed of a disc and a hollow cylinder with the outer diameter of 26mm can be inserted into the connecting rod 52 to form transition fit, a stepped boss 522 is arranged in the connecting rod 52 close to one end of the electromagnetic coil 51, when the electromagnetic coil 51 is inserted into the connecting rod 52, the electromagnetic coil 51 is abutted against the stepped boss 522, and it can be understood that the electromagnetic coil 51 can be connected and positioned by utilizing the stepped boss 522.
It can be understood that the electromagnetic coil 51 is in transition fit with the connecting rod 52, the electromagnetic induction is generated through the electromagnetic emission mechanism to finish the ejection, the electromagnetic coil 51 in transition fit in the flying process of the fire extinguishing bomb automatically falls off under the action of gravity without additional damage, in addition, the main cost of the fire extinguishing bomb lies in the forming and processing cost, the sensor cost and the fire extinguishing agent cost, compared with the cost of the similar fire extinguishing bomb with an engine, the cost is reduced by more than 50%, and the fire extinguishing bomb is suitable for wide popularization.
In practical application, a transition part 8 is arranged between the connecting rod 52 and the bullet tube 1, the transition part 8 is in a circular truncated cone shape, and the diameter of one end, close to the bullet tube 1, of the circular truncated cone-shaped transition part 8 is larger than that of the other end, so that the edge angle of the device can be reduced. In addition, a tail 521 may be provided at an end of the connecting rod 52 away from the barrel 1, and the tail 521 includes a plurality of fins, for example, 3 pairs of fins.
In order to seal the cartridge 1, an upper cartridge cover 41 and a lower cartridge cover 42 are respectively welded at two ends of the cartridge 1, in order to realize the connection of the cartridge 1 with the driving part and the spraying shell 2, countersunk holes 61 are formed in the end faces of two ends of the cartridge 1, countersunk screws 62 are connected to the countersunk holes 61 in an internal thread manner, and the cartridge 1 is connected with the driving part and the spraying shell 2 through the countersunk screws 62.
In order to install the power source 32, the control module and the opening valve 31, the present embodiment is provided with an installation connecting plate 43 at one end of the upper cylinder cover 41 close to the spraying shell 2, the power source 32 and the control module are adhered to one side of the connecting plate 43 far away from the upper cylinder cover 41, the opening valve 31 is screwed on the connecting plate 43, and the connecting plate 43 is screwed on the upper cylinder cover 41.
In this embodiment, in order to improve the sealing performance, a first sealing ring 91 is provided at a joint between the open valve 31 and the connecting plate 43, and a second sealing ring 92 is provided at a joint between the connecting plate 43 and the upper cylinder cover 41.
In practical applications, a groove for receiving the first sealing ring 91 may be formed at a connection portion between the opening valve 31 and the connection plate 43 for storing the first sealing ring 91, and a groove for receiving the second sealing ring 92 may be formed at a connection portion between the connection plate 43 and the upper cap 41 for storing the second sealing ring 92.
It can be understood that the straw 3 in this embodiment needs to penetrate the upper cover 41 and the connecting plate 43 in sequence, and then communicate with the opening valve 31, and the opening valve 31 controls the opening and closing of one end of the straw 3 located in the spraying shell 2.
The fire extinguishing method of the fire extinguishing bomb in the prior art is not adopted in fire scene rescue on a large scale, and has the important reason that the fire extinguishing cost is high, the fire extinguishing bomb has simple and reasonable structural design, the electromagnetic coil 51 is in transition fit with the connecting rod 52, the ejection is completed through the electromagnetic induction generated by the electromagnetic emission mechanism, the electromagnetic coil 51 in transition fit falls automatically under the action of gravity in the flight process of the fire extinguishing bomb, no additional damage is generated, the trajectory track is not influenced, the main cost of the fire extinguishing bomb lies in the forming and processing cost, the sensor cost and the fire extinguishing agent cost, the cost reduction compared with the fire extinguishing bomb with the similar engine exceeds 50%, and the fire extinguishing bomb is suitable for wide popularization.
In the above embodiments, it should be understood that the control module may be a Central Processing Unit (CPU), other general purpose processors, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), etc. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like. The steps of a method disclosed in connection with the present invention may be embodied directly in a hardware processor, or in a combination of the hardware and software modules within the processor.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (3)
1. A sprinkler-type electromagnetic fire extinguishing bomb, comprising:
a drive section including an electromagnetic coil (51) cooperating with the electromagnetic emission mechanism;
a cartridge (1) connected to the driving part and filled with a fire extinguishing agent;
the spraying part comprises a spraying shell (2) connected with the bullet barrel (1), and a spraying hole (21) is formed in the spraying shell (2);
a suction pipe (3) is arranged between the spraying shell (2) and the bullet barrel (1), one end of the suction pipe (3) is communicated with the bullet barrel (1), the other end of the suction pipe is communicated with a spraying hole (21) of the spraying shell (2) through an opening valve (31), and a sensor probe used for controlling the opening of the opening valve (31) is arranged in the spraying shell (2);
the electromagnetic coil (51) is connected with the cartridge (1) through a connecting rod (52);
the connecting rod (52) is a hollow rod, and the electromagnetic coil (51) is in transition fit connection with one end of the connecting rod (52);
a stepped boss (522) is arranged inside one end, close to the electromagnetic coil (51), of the connecting rod (52), and when the electromagnetic coil (51) is inserted into the connecting rod (52), the electromagnetic coil is abutted against the stepped boss (522);
a transition part (8) is arranged between the connecting rod (52) and the cartridge (1), the transition part (8) is in a circular truncated cone shape, the diameter of one end, close to the cartridge (1), of the circular truncated cone-shaped transition part (8) is larger than that of the other end of the circular truncated cone-shaped transition part, and the electromagnetic coil in transition fit in the flying process of the fire extinguishing bomb automatically falls off under the action of gravity;
an upper barrel cover (41) and a lower barrel cover (42) are welded at two ends of the bullet barrel (1) respectively;
the end faces of two ends of the cartridge (1) are provided with countersunk holes (61), the countersunk holes (61) are connected with countersunk screws (62) in an internal thread manner, and the cartridge (1) is connected with the driving part and the spraying shell (2) through the countersunk screws (62);
one end of the upper cylinder cover (41) close to the spraying shell (2) is provided with a connecting plate (43);
a power supply (32) and a control module are bonded on one side of the connecting plate (43) far away from the upper cylinder cover (41), and the control module is connected with the sensor probe and the opening valve (31);
the opening valve (31) is in threaded connection with the connecting plate (43), and a first sealing ring (91) is arranged at the connection position of the opening valve (31) and the connecting plate (43);
the connecting plate (43) is in threaded connection with the upper cylinder cover (41), and a second sealing ring (92) is arranged between the connecting plate (43) and the upper cylinder cover (41);
before fire extinguishing, enough pressure is ensured in the cartridge (1) to ensure that the fire extinguishing agent in the cartridge (1) is fully extruded into the spraying shell (2) by a suction pipe and is sprayed out through the spraying holes (21), the pressurizing is not less than 1.2Mpa, and high pressure is not provided by gas generated by burning a medicament inside;
12 spraying holes (21) are formed, and the spraying holes (21) are formed in one side, close to the bullet barrel (1), of the spraying shell (2);
one side of the spraying shell (2) close to the warhead (7) is provided with 6 probe holes (22), the sensor probes are respectively installed in the probe holes (22), and the opening valve is controlled to be opened through the fire scene information of 6 detection holes for detecting temperature and fire light.
2. A spraying electromagnetic fire extinguishing bomb as claimed in claim 1, characterised in that the end of the connecting rod (52) remote from the cartridge (1) is provided with a flight (521), the flight (521) comprising a plurality of fins.
3. A spraying electromagnetic fire extinguishing bomb according to claim 1, characterised in that the end of the spraying shell (2) remote from the cartridge (1) is screwed with a bullet (7).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110171144.3A CN112717307B (en) | 2021-02-08 | 2021-02-08 | Spraying type electromagnetic fire extinguishing bomb |
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| CN202110171144.3A CN112717307B (en) | 2021-02-08 | 2021-02-08 | Spraying type electromagnetic fire extinguishing bomb |
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| CN112717307B true CN112717307B (en) | 2022-06-10 |
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| CN105727484A (en) * | 2014-12-12 | 2016-07-06 | 西安奥赛福科技有限公司 | Foam fire-fighting high-pressure spray gun |
| CN207493076U (en) * | 2017-09-19 | 2018-06-15 | 安徽吉安消防科技有限公司 | A kind of throwing type fire extinguisher with ejection function |
| CN108295403A (en) * | 2017-12-07 | 2018-07-20 | 青岛理工大学 | A kind of no fragmentation formula highly effective and safe fire extinguisher bomb |
| CN107998550A (en) * | 2017-12-29 | 2018-05-08 | 毕雅辉 | Long-range fire extinguisher bomb and its emitter |
| CN109289142A (en) * | 2018-09-20 | 2019-02-01 | 华蓥市职业教育培训中心 | A kind of novel suspended type ultrafine dry powder extinguishing installation |
| CN109432652A (en) * | 2018-12-05 | 2019-03-08 | 江苏水龙江山消防发展有限公司 | A kind of no priming system fire extinguisher bomb |
| CN209437918U (en) * | 2019-01-09 | 2019-09-27 | 深圳市朋成电力设备有限公司 | A kind of automatic fire extinguisher |
| CN110307749A (en) * | 2019-06-25 | 2019-10-08 | 西北工业大学 | The control mechanism of high-rise building fire extinguisher bomb Vehicular electromagnetic ejection system |
| CN110575636A (en) * | 2019-10-22 | 2019-12-17 | 北京机械设备研究所 | Fire extinguishing bomb and fire extinguishing method |
| CN111013058A (en) * | 2019-12-04 | 2020-04-17 | 南京理工大学 | Electromagnetic ejection type fire extinguishing bomb |
| CN211188888U (en) * | 2019-12-05 | 2020-08-07 | 晋中市榆次海洋液压有限公司 | Inflatable superfine dry powder fire extinguishing bomb |
| CN111359125A (en) * | 2020-03-19 | 2020-07-03 | 陕西大工旭航电磁科技有限公司 | Electromagnetic ejection fire extinguishing bomb for high-rise fire extinguishment |
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