CN113633919A - Electric initiator starting drive and fire extinguisher - Google Patents
Electric initiator starting drive and fire extinguisher Download PDFInfo
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- CN113633919A CN113633919A CN202110914553.8A CN202110914553A CN113633919A CN 113633919 A CN113633919 A CN 113633919A CN 202110914553 A CN202110914553 A CN 202110914553A CN 113633919 A CN113633919 A CN 113633919A
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/08—Control of fire-fighting equipment comprising an outlet device containing a sensor, or itself being the sensor, i.e. self-contained sprinklers
- A62C37/10—Releasing means, e.g. electrically released
- A62C37/11—Releasing means, e.g. electrically released heat-sensitive
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C5/00—Making of fire-extinguishing materials immediately before use
- A62C5/008—Making of fire-extinguishing materials immediately before use for producing other mixtures of different gases or vapours, water and chemicals, e.g. water and wetting agents, water and gases
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention relates to an electric initiator starting device and a fire extinguisher. The electrical initiator activation device includes: the shell comprises a shell body and a heat conducting part, wherein the heat conducting part divides an inner cavity of the shell body into a first cavity and a second cavity; the electric initiator is arranged in the first chamber and is connected with the external ignition starter through a lead; the heat generating agent is coated on the electric initiator and/or arranged between the electric initiator and the heat conducting part; and the fire guiding cable is positioned in the second chamber, one end of the fire guiding cable is connected with the heat conducting part, and the other end of the fire guiding cable is used for extending to the gas generating agent. When a fire disaster happens, the external ignition starter sends an ignition signal to the electric initiator, so that the electric initiator is ignited to ignite the heat generating agent, heat generated by the combustion of the heat generating agent is transferred to the heat conducting part, and the heat conducting part transfers the heat to the fire guiding rope in the second cavity and ignites the fire guiding rope, so that the fire guiding rope starts the gas generating agent of the fire extinguishing device. After the gas generating agent is started, a large amount of gas is rapidly generated, and then the fire extinguishing agent of the fire extinguishing device is pushed to be sprayed to extinguish fire.
Description
Technical Field
The invention relates to the technical field of fire extinguishing equipment, in particular to an electric initiator starting device and a fire extinguisher.
Background
The fire extinguishing apparatus is divided into a pressure storage type fire extinguishing apparatus and a non-pressure storage type fire extinguishing apparatus, wherein the non-pressure storage type fire extinguishing apparatus greatly improves the safety because the pressure is not stored. Generally, in a non-pressure storage type fire extinguishing apparatus, when a fire breaks out, a heat-sensitive wire is burned into the fire extinguishing apparatus, and a gas generating agent is started, so that the gas generating agent generates a large amount of gas, and the fire extinguishing agent is sprayed out to extinguish the fire. The fire extinguishing device needs to be provided with a reserved hole for leading out a thermosensitive wire, and the thermosensitive wire burns when starting the gas producing agent, so that the reserved hole is in a non-sealing state, gas generated by the gas producing agent can leak from the reserved hole, and the eruption force is reduced, and the fire extinguishing effect is influenced.
Disclosure of Invention
Based on this, it is necessary to provide an electric initiator starting device and a fire extinguisher which improve the above defects, aiming at the problems that the reserved hole is in an unsealed state due to the combustion of the heat-sensitive wire in the fire extinguishing device in the prior art, and the gas generated by the gas generating agent can leak from the reserved hole, thereby reducing the spraying pressure and influencing the fire extinguishing effect.
An electrical initiator activation device comprising:
the shell comprises a shell body and a heat conduction part arranged in the shell body, wherein the heat conduction part divides an inner cavity of the shell body into a first cavity and a second cavity;
the electric initiator is arranged in the first chamber and is connected with an external ignition starter through a lead; and
and the fire guiding cable is positioned in the second chamber, one end of the fire guiding cable is connected with the heat conducting part, and the other end of the fire guiding cable is used for extending to a gas producing agent.
In one embodiment, the electrical initiator activation device further comprises a heat generating agent encapsulated within the electrical initiator and/or disposed between the electrical initiator and the thermally conductive portion (12).
In one embodiment, a side of the heat conducting portion facing the first chamber has a groove, the electric initiator is disposed in the groove, and the heat generating agent is filled in the groove.
In one embodiment, a side of the heat conducting part facing the second chamber has a boss opposite to the groove, and one end of the fuse cord is wound around the boss.
In one embodiment, the heat transfer portion is recessed from a side facing the first chamber toward the second chamber to form the groove on the side of the heat transfer portion facing the first chamber and the boss on the side of the heat transfer portion facing the second chamber.
In one embodiment, a side surface of the heat conducting portion facing the second chamber is provided with a line embedding groove extending along a curve, and one end of the fuse cord is embedded in the line embedding groove and is routed along an extending path of the line embedding groove.
In one embodiment thereof, the housing body comprises a mounting frame, a first cylinder and a second cylinder;
the mounting frame is provided with a mounting hole penetrating through two opposite sides of the mounting frame, one end of the first cylinder is provided with a first opening, one end of the first cylinder with the first opening is mounted in the mounting hole from one side of the mounting frame, one end of the second cylinder is provided with the second opening, one end of the second cylinder with the second opening is mounted in the mounting hole from the other opposite side of the mounting frame, and the heat conducting part is arranged between one end of the first cylinder with the first opening and one end of the second cylinder with the second opening;
the first cylinder and the heat conducting part are enclosed to form the first cavity, and the second cylinder and the heat conducting part are enclosed to form the second cavity.
In one embodiment, the inner wall of the mounting hole is convexly provided with a bulge, and the bulge extends along the circumferential direction of the mounting hole;
the heat conducting portion is disposed between the protrusion and an end of the first cylinder having the first opening, or the heat conducting portion is disposed between the protrusion and an end of the second cylinder having the second opening.
In one embodiment, the shell body comprises a first cylinder and a second cylinder, the inner wall of the second cylinder comprises a first section and a second section connected with the first section, the heat conducting part is arranged between the first section and the second section, one end of the first cylinder is provided with a first opening, and one end of the first cylinder provided with the first opening is screwed in the first section;
the heat conducting portion and the first cylinder body are enclosed to form the first cavity, and the heat conducting portion and the second section are enclosed to form the second cavity.
A fire extinguisher comprising a housing, a fire extinguishing agent, an electrical initiator activation device as defined in any one of the preceding claims, and a gas generating agent;
the shell is provided with an accommodating cavity and a eruption port communicated with the accommodating cavity, the fire extinguishing agent is accommodated in the accommodating cavity, the electric initiator starting device is installed on the shell, one end, provided with the second cavity, of the shell body is located in the accommodating cavity, one end, provided with the first cavity, of the shell body is located outside the accommodating cavity, and the gas generating agent is arranged in the second cavity.
A fire extinguisher comprising a housing, a fire extinguishing agent, an electrical initiator actuation means as described in any one of the embodiments above and a gas generating agent;
the shell is internally provided with an explosion unloading piece, the explosion unloading piece divides the inner cavity of the shell into a first accommodating cavity and a second accommodating cavity, the shell is provided with a eruption port communicated with the second accommodating cavity, the fire extinguishing agent is accommodated in the second accommodating cavity, the electric initiator starting device is installed on the shell, one end of the shell body, provided with the second cavity, is located in the first accommodating cavity, one end provided with the first cavity is located outside the shell, and the gas generating agent is arranged in the first accommodating cavity.
Above-mentioned electric initiator starting drive and fire extinguisher, in the in-service use process, the external ignition starter sends the ignition signal to electric initiator when taking place the conflagration for electric initiator strikes sparks and ignites the heat production agent, and the heat transfer that the heat production agent burning produced is to heat conduction portion, and heat conduction portion is with heat transfer to the pilot fuse in the second cavity and the ignition, causes the pilot fuse to start extinguishing device's gas production agent. After the gas generating agent is started, a large amount of gas is rapidly generated, so that the fire extinguishing agent of the fire extinguishing device is pushed to erupt, and finally fire extinguishment is realized.
So, utilize heat conduction portion to ignite the heat production agent with electric initiator and the heat transfer that produces to the fuse in the second cavity, and then utilize the fuse to start and produce the gas agent, need not to draw the fuse by the second cavity, consequently need not to set up the preformed hole that supplies the fuse to draw on the casing, avoided the gas that produces the gas agent and leaked, be favorable to improving extinguishing device's eruption dynamics, improve the fire extinguishing effect.
Drawings
FIG. 1 is a schematic diagram of an electrical initiator activation device according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an electrical initiator activation device according to another embodiment of the present invention;
FIG. 3 is a schematic structural view of a housing of the electrical initiator activation device of FIG. 1;
FIG. 4 is a schematic view of a fire extinguisher according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of an electrical initiator activation device in accordance with another embodiment of the present invention;
fig. 6 is a schematic view showing the construction of a fire extinguisher using the electric initiator actuating apparatus shown in fig. 5.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Referring to fig. 1, an embodiment of the present invention provides a fire extinguisher, which includes an electric initiator starting apparatus 100, and the electric initiator starting apparatus 100 is used to start the fire extinguisher to extinguish a fire in case of a fire.
The electrical initiator activation device 100 includes a housing 10, an electrical initiator 20, and a fuse 40. The housing 10 includes a housing body 11 and a heat conduction portion 12 disposed in the housing body 11, and the heat conduction portion 12 divides an inner cavity of the housing body 11 into a first chamber 13 and a second chamber 14. An electrical initiator 20 is disposed in the first chamber 13 and is connected to an external ignition initiator by a wire. A fuse 40 is positioned within the second chamber 14 and one end of the fuse 40 is connected to the heat conducting portion 12 and the other end extends to the gas generant 400 such that the fuse 40 can be ignited to initiate the gas generant 400. Alternatively, the electrical initiator 20 may be an electrical firing head. The fuse 40 may be a heat sensitive wire.
In the actual use of the electrical initiator starting device 100, when a fire occurs, the external ignition starter sends an ignition signal to the electrical initiator 20, so that the electrical initiator 20 ignites to generate heat, the heat generated by the electrical initiator 20 is transferred to the heat conduction portion 12, the heat conduction portion 12 transfers the heat to the fuse 40 in the second chamber 14 and ignites the fuse, and the fuse 40 starts the gas generating agent 400 of the fire extinguishing device. After the gas generating agent 400 is started, a large amount of gas is rapidly generated, so that the fire extinguishing agent 300 of the fire extinguishing device is pushed to be sprayed, and finally fire extinguishment is realized.
Like this, utilize heat conduction portion 12 to lead the fire cable 40 to the second chamber 14 in with the heat transfer that electric initiator 20 produced, and then utilize the fire cable 40 to start gas generant 400, need not to draw the fire cable 40 by second chamber 14, consequently need not to set up the preformed hole that supplies the fire cable 40 to draw on casing 10, avoided the gas that gas generant 400 produced to leak, be favorable to improving the eruption dynamics of fire extinguisher, improve fire control effect.
It should be noted that the external ignition starter may adopt a mature prior art, and therefore, the detailed description thereof is omitted.
In an embodiment of the present invention, the electric initiator activation device further comprises a heat generating agent 30, wherein the heat generating agent 30 is wrapped around the electric initiator 20 and/or is disposed between the electric initiator 20 and the heat conducting portion 12. Thus, in case of fire, the external ignition starter sends an ignition signal to the electric initiator 20, so that the electric initiator 20 ignites and ignites the heat generating agent 30, the heat generating agent 30 generates a large amount of heat and transfers the heat to the heat conductive part 12, the heat conductive part 12 transfers the heat into the second chamber 14 and ignites the fuse 40, and the fuse 40 activates the gas generating agent 400 of the fire extinguishing apparatus. After the gas generating agent 400 is started, a large amount of gas is rapidly generated, so that the fire extinguishing agent 300 of the fire extinguishing device is pushed to be sprayed, and finally fire extinguishment is realized.
Referring to fig. 2, in some embodiments, a side of the heat conducting portion 12 facing the first chamber 13 has a groove 121, the electrical initiator 20 is disposed in the groove 121, and the heat generating agent 30 is filled in the groove 121. Like this, in filling recess 121 with heat production agent 30, be favorable to increasing the heated area of heat-conducting part 12, promote heat conduction efficiency, ensure can be fast, reliable ignition fuse 40, and then start gas production agent 400.
In particular, in the embodiment, the side of the heat conducting portion 12 facing the second chamber 14 has a boss 122 opposite to the groove 121, and one end of the fuse 40 is wound around the boss 122. Therefore, heat generated by the heat generating agent 30 in the groove 121 can be quickly transferred to the boss 122, and the fuse cord 40 is wound on the boss 122 to increase the heating area of the fuse cord 40, which is beneficial to further ensuring that the fuse cord 40 can be quickly and reliably ignited, so as to start the gas generating agent 400.
Further, the heat conduction portion 12 is recessed from a side facing the first chamber 13 toward the second chamber 14 to form the groove 121 on a side of the heat conduction portion 12 facing the first chamber 13 and the projection 122 on a side of the heat conduction portion 12 facing the second chamber 14, thereby facilitating molding of the groove 121 and the projection 122. Alternatively, the grooves 121 and the bosses 122 may be formed by stamping the heat conducting portion 12, which is low in processing cost and suitable for mass production.
It should be noted that the fuse 40 is not limited to the boss 122 for connection with the heat conduction unit 12. In other embodiments, a buried groove extending along a curve may be formed on a side surface of the heat conducting portion 12 facing the second chamber 14, and one end of the blasting fuse 40 is buried in the buried groove and routed along an extending path of the buried groove. In this way, the fuse cord 40 is disposed by the buried groove extending along the curve, so that the contact area between the fuse cord 40 and the heat conduction part 12 is increased, thereby ensuring that the fuse cord 40 can be ignited quickly and reliably, and further starting the gas generating agent 400. Alternatively, the buried line groove may extend along a spiral curve, but may also extend along other types of curves, and is not limited herein.
In this embodiment, the heat generating agent 30 may be disposed on a side surface of the heat conducting portion 12 facing the first cavity 13, so that when the electric initiator 20 ignites the heat generating agent 30, the whole surface of the side surface of the heat conducting portion 12 facing the first cavity 13 is heated, which is beneficial to further ensure that the igniter cord 40 can be ignited quickly and reliably, and then the gas generating agent 400 can be started.
Referring to fig. 1, 3 and 4, in an embodiment of the present invention, the housing body 11 includes a mounting frame 113, a first cylinder 111 and a second cylinder 112. The mounting frame 113 has a mounting hole penetrating through opposite sides thereof, one end of the first cylinder 111 has a first opening, and the end of the first cylinder 111 having the first opening is mounted in the mounting hole from one side of the mounting frame 113. One end of the second cylinder 112 has a second opening, and the end of the second cylinder 112 having the second opening is mounted in the mounting hole by the opposite side of the mounting frame 113. The heat conducting portion 12 is disposed between the end of the first cylinder 111 having the first opening and the end of the second cylinder 112 having the second opening.
The first cylinder 111 and the heat conducting portion 12 enclose the first chamber 13, and the second cylinder 112 and the heat conducting portion 12 enclose the second chamber 14.
In specific embodiments, the inner wall of the mounting hole is protruded with a protrusion 1131, and the protrusion 1131 extends along the circumference of the mounting hole. The heat conduction portion 12 is provided between the boss 1131 and the end of the first cylinder 111 having the first opening. As such, the heat conduction part 12 is first placed on the protrusion 1131 from one end of the mounting hole at the time of assembly, and then the end of the first cylinder 111 having the first opening is mounted to the one end of the mounting hole to press the heat conduction part 12 between the protrusion 1131 and the end of the first cylinder 111 having the first opening. Then, the second cylinder 112 is mounted to the other end of the mounting hole, so that the end of the second cylinder 112 having the second opening is pressed against the side of the protrusion 1131 away from the heat conducting portion 12. Of course, in other embodiments, the heat conducting portion 12 may also be disposed at the end of the protrusion 1131 and the second cylinder 112 having the second opening, which is not limited herein.
Optionally, one end of the first cylinder 111 having the first opening is screwed into the mounting hole. One end of the second cylinder 112 having the second opening is screwed into the mounting hole. Therefore, the first cylinder 111, the second cylinder 112 and the mounting frame 113 are assembled in a threaded connection mode, the mounting and the dismounting are convenient, and the connection is reliable.
Alternatively, the heat conducting portion 12 is in the form of a sheet, and a metal material with good heat conducting property such as a copper sheet or an aluminum sheet may be used.
In particular embodiments, the fire extinguisher further comprises a housing 200, a fire suppressant 300, and a gas generant 400. The housing 200 has a receiving chamber 201 and a fire outlet 202 communicating with the receiving chamber 201, and the fire extinguishing agent 300 is received in the receiving chamber 201. The electrical initiator starting device 100 is fixedly mounted on the housing 200 by the mounting bracket 113, and the end of the housing body 11 having the second cavity 14 is located in the accommodating cavity 201, the end having the first cavity 13 is located outside the accommodating cavity 201, and the gas generating agent 400 is disposed in the second cavity 14. In this way, when a fire occurs, the external ignition starter transmits an ignition signal to the electric initiator 20, so that the electric initiator 20 ignites to ignite the heat generating agent 30, the heat generated from the heat generating agent 30 is transferred to the ignition cord 40 through the heat conductive part 12 to ignite, and the ignition cord 40 starts the gas generating agent 400. The activated gas generating agent 400 generates a large amount of gas in the second chamber 14, so as to burst the second chamber 14 into the receiving cavity 201, and further push the fire extinguishing agent 300 in the receiving cavity 201 to be sprayed out from the spraying opening 202, thereby extinguishing the fire.
It should be noted that, in order to enable the gas generated after the gas generating agent 400 in the second chamber 14 is started to burst the second chamber 14 and enter the receiving cavity 201, in an embodiment, the second cylinder 112 has a burst opening, the burst opening is covered and sealed by the burst membrane 15, when the air pressure in the second chamber 14 reaches a preset pressure, the burst membrane 15 is ruptured, so that the second chamber 14 is communicated with the receiving cavity 201 through the burst opening, and at this time, the gas in the second chamber 14 enters the receiving cavity 201, so as to push out the fire extinguishing agent 300 in the receiving cavity 201. Of course, the gas in the second chamber 14 can enter the housing chamber 201 by using the rupture disk 15, but other methods can be used, such as the second cylinder 112 is made of plastic, when the gas generating agent 400 is activated to generate high pressure in the second chamber 14, so as to destroy the second cylinder 112 and push out the fire extinguishing agent 300 in the housing chamber 201.
Referring to fig. 5 and 6, in another embodiment of the present invention, the housing body 11 includes a first cylinder 111 and a second cylinder 112, and an inner wall of the second cylinder 112 includes a first segment 1112 and a second segment 1113 connected to the first segment 1112. The heat-conducting portion 12 is disposed between the first segment 1112 and the second segment 1113. The first cylinder 111 has a first opening at one end thereof, and the first cylinder 111 has a first opening at one end thereof screwed into the first section 1112. The heat conducting portion 12 and the first cylinder 111 enclose to form the first chamber 13, and the heat conducting portion 12 and the second segment 1113 enclose to form the second chamber 14.
Further, the first segment 1112 and the second segment 1113 have a step 1114 therebetween, and the heat conduction portion 12 is located between the step 1114 and the end of the first cylinder 111 having the first opening. Thus, during assembly, the heat conducting portion 12 is first disposed between the first segment 1112 and the second segment 1113, and then the end of the first cylinder 111 having the first opening is screwed into the first segment 1112, and the heat conducting portion 12 is pressed between the step 1114 and the end of the first cylinder 111 having the first opening.
In particular embodiments, the fire extinguisher further comprises a housing 200, a fire suppressant 300, and a gas generant 400. A squib 203 is provided in the housing 200, and the squib 203 partitions the inner cavity of the housing 200 into a first receiving cavity 201a and a second receiving cavity 201 b. The housing 200 has a spouting port 202 communicating with the second receiving chamber 201b, and the fire extinguishing agent 300 is received in the second receiving chamber 201 b. The electrical initiator starting device 100 is installed in the housing 200, and the end of the housing body 11 having the second cavity 14 is located in the first receiving cavity 201a, the end having the first cavity 13 is located outside the housing 200, and the gas generating agent 400 is disposed in the first receiving cavity 201 a.
In this way, when a fire occurs, the external ignition starter generates an ignition signal to the electric initiator 20, the electric initiator 20 ignites to ignite the heat generating agent 30, heat generated by combustion of the heat generating agent 30 is transferred to the ignition cord 40 through the heat conduction portion 12, so that the ignition cord 40 is ignited to start the gas generating agent 400, the gas generating agent 400 rapidly generates a large amount of gas, the pressure in the first receiving cavity 201a is increased to destroy the explosion releasing member 203, the gas in the first receiving cavity 201a enters the second receiving cavity 201b, and the fire extinguishing agent 300 is sprayed from the spraying port 202.
In the embodiment of the present invention, the fire extinguishing agent 300 may be a fire extinguishing medium such as dry powder, water, a perfluorohexanone fire extinguishing agent, etc., and is not limited herein. The gas generating agent 400 may be, for example, an aerosol fire extinguishing agent, which generates a large amount of gas when heated, and is not limited thereto. The heat generating agent 30 may be, for example, an aerosol fire extinguishing agent, which generates a large amount of heat when heated, and is not limited thereto.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. An electrical initiator activation device, comprising:
the shell (10) comprises a shell body (11) and a heat conduction part (12) arranged in the shell body (11), wherein the heat conduction part (12) divides an inner cavity of the shell body (11) into a first cavity (13) and a second cavity (14);
an electrical initiator (20) disposed in the first chamber (13) and connected to an external ignition initiator by a wire; and
and the fuse wire (40) is positioned in the second chamber (14), one end of the fuse wire (40) is connected with the heat conducting part (12), and the other end of the fuse wire is used for extending to a gas generating agent (400).
2. The electrical initiator activation device according to claim 1, further comprising a heat generating agent (30), the heat generating agent (30) being coated on the electrical initiator (20) and/or disposed between the electrical initiator (20) and the thermally conductive portion (12).
3. The electrical initiator activation device according to claim 2, wherein the side of the heat conduction portion (12) facing the first chamber (13) has a groove (121), the electrical initiator (20) is disposed in the groove (121), and the heat generating agent (30) is filled in the groove (121).
4. The electrical initiator activation device according to claim 3, characterized in that the side of the heat conducting portion (12) facing the second chamber (14) has a boss (122) opposite the groove (121), the end of the blasting fuse (40) being wound around the boss (122).
5. The electrical initiator activation device according to claim 1, wherein a side surface of the heat conduction portion (12) facing the second chamber (14) has a buried groove extending along a curve, and one end of the blasting fuse (40) is buried in the buried groove and routed along an extending path of the buried groove.
6. The electrical initiator activation device of claim 1, wherein the housing body (11) comprises a mounting bracket (113), a first cylinder (111) and a second cylinder (112);
the mounting frame (113) is provided with a mounting hole penetrating through two opposite sides of the mounting frame, one end of the first cylinder (111) is provided with a first opening, one end of the first cylinder (111) with the first opening is mounted in the mounting hole through one side of the mounting frame (113), one end of the second cylinder (112) is provided with a second opening, one end of the second cylinder (112) with the second opening is mounted in the mounting hole through the other opposite side of the mounting frame (113), and the heat conducting part (12) is arranged between one end of the first cylinder (111) with the first opening and one end of the second cylinder (112) with the second opening;
the first cylinder (111) and the heat conducting part (12) are enclosed to form the first chamber (13), and the second cylinder (112) and the heat conducting part (12) are enclosed to form the second chamber (14).
7. The electrical initiator activation device of claim 6, wherein the inner wall of the mounting hole is convexly provided with a protrusion (1131), the protrusion (1131) extends along the circumference of the mounting hole;
the heat conducting portion (12) is disposed between the protrusion (1131) and an end of the first cylinder (111) having the first opening; alternatively, the heat-conducting portion (12) is disposed between the protrusion (1131) and the end of the second cylinder (112) having the second opening.
8. The electrical initiator activation device according to claim 1, wherein the housing body (11) comprises a first cylinder (111) and a second cylinder (112), an inner wall of the second cylinder (112) comprises a first segment (1112) and a second segment (1113) connected to the first segment (1112), the heat conducting portion (12) is disposed between the first segment (1112) and the second segment (1113), one end of the first cylinder (111) has a first opening, and one end of the first cylinder (111) having the first opening is screwed into the first segment (1112);
the heat conducting part (12) and the first cylinder (111) enclose to form the first chamber (13), and the heat conducting part (12) and the second section (1113) enclose to form the second chamber (14).
9. A fire extinguisher, characterized by comprising a housing (200), a fire extinguishing agent (300), an electric initiator activation device (100) according to any one of claims 1 to 8 and a gas generating agent (400);
the shell (200) is provided with an accommodating cavity (201) and a spraying opening (202) communicated with the accommodating cavity (201), the fire extinguishing agent (300) is accommodated in the accommodating cavity (201), the electric initiator starting device (100) is installed on the shell (200), one end, provided with the second cavity (14), of the shell body (11) is located in the accommodating cavity (201), one end, provided with the first cavity (13), of the shell body is located outside the accommodating cavity (201), and the gas generating agent (400) is arranged in the second cavity (14).
10. A fire extinguisher, characterized by comprising a housing (200), a fire extinguishing agent (300), an electric initiator activation device (100) according to any one of claims 1 to 8 and a gas generating agent (400);
the explosion-proof shell is characterized in that an explosion-proof piece (203) is arranged in the shell (200), the explosion-proof piece (203) divides an inner cavity of the shell (200) into a first containing cavity (201a) and a second containing cavity (201b), the shell (200) is provided with a eruption port (202) communicated with the second containing cavity (201b), a fire extinguishing agent (300) is contained in the second containing cavity (201b), an electric initiator starting device (100) is installed in the shell (200), one end, provided with the second cavity (14), of the shell body (11) is located in the first containing cavity (201a), one end, provided with the first cavity (13), of the shell body is located outside the shell (200), and the gas generating agent (400) is arranged in the first containing cavity (201 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110914553.8A CN113633919B (en) | 2021-08-10 | 2021-08-10 | Electric initiator starting device and fire extinguisher |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110914553.8A CN113633919B (en) | 2021-08-10 | 2021-08-10 | Electric initiator starting device and fire extinguisher |
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| Publication Number | Publication Date |
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| CN113633919A true CN113633919A (en) | 2021-11-12 |
| CN113633919B CN113633919B (en) | 2024-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110914553.8A Active CN113633919B (en) | 2021-08-10 | 2021-08-10 | Electric initiator starting device and fire extinguisher |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2212783A1 (en) * | 1996-08-13 | 1998-02-13 | Christoph Rubitschung | Explosion protection apparatus with electrical initiations |
| CN108771805A (en) * | 2018-07-27 | 2018-11-09 | 湖南安民科技有限责任公司 | Miniature aerosol fire-extinguishing device for circuit board |
| CN209734792U (en) * | 2019-03-26 | 2019-12-06 | 广州长顺智能科技有限公司 | equipment cabinet automatic fire extinguishing system with infrared temperature measurement and naked flame induction |
| CN216022875U (en) * | 2021-08-10 | 2022-03-15 | 西安坚瑞安全应急设备有限责任公司 | Electric initiator starting drive and fire extinguisher |
-
2021
- 2021-08-10 CN CN202110914553.8A patent/CN113633919B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2212783A1 (en) * | 1996-08-13 | 1998-02-13 | Christoph Rubitschung | Explosion protection apparatus with electrical initiations |
| CN108771805A (en) * | 2018-07-27 | 2018-11-09 | 湖南安民科技有限责任公司 | Miniature aerosol fire-extinguishing device for circuit board |
| CN209734792U (en) * | 2019-03-26 | 2019-12-06 | 广州长顺智能科技有限公司 | equipment cabinet automatic fire extinguishing system with infrared temperature measurement and naked flame induction |
| CN216022875U (en) * | 2021-08-10 | 2022-03-15 | 西安坚瑞安全应急设备有限责任公司 | Electric initiator starting drive and fire extinguisher |
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| Publication number | Publication date |
|---|---|
| CN113633919B (en) | 2024-05-17 |
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