CN114733108B - Microcapsule fire extinguishing device for distribution box - Google Patents
Microcapsule fire extinguishing device for distribution box Download PDFInfo
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- CN114733108B CN114733108B CN202210312023.0A CN202210312023A CN114733108B CN 114733108 B CN114733108 B CN 114733108B CN 202210312023 A CN202210312023 A CN 202210312023A CN 114733108 B CN114733108 B CN 114733108B
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- side wall
- plate
- distribution box
- assembly
- fixedly connected
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C35/00—Permanently-installed equipment
- A62C35/02—Permanently-installed equipment with containers for delivering the extinguishing substance
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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
- A62C5/004—Making of fire-extinguishing materials immediately before use for producing carbon-dioxide snow, carbon-dioxide ice, carbon-dioxide gas, carbon-dioxide liquid, or mixtures thereof
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C99/00—Subject matter not provided for in other groups of this subclass
- A62C99/0009—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames
- A62C99/0018—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames using gases or vapours that do not support combustion, e.g. steam, carbon dioxide
- A62C99/0027—Carbon dioxide extinguishers
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Abstract
The invention discloses a microcapsule fire extinguishing device for a distribution box, which relates to the technical field of distribution boxes and comprises the following components: the gas generating device is used for providing power for the work of the device and improving the gas environment in the distribution box; a fire suppression assembly; a transient assembly; a release assembly; an opening and closing assembly; according to the invention, when a fire disaster does not occur, the air composition in the distribution box can be effectively changed through the sodium bicarbonate liquid arranged in the space formed by the fixed ring, the movable plate and the closed plate, and when the fire disaster occurs, the fire disaster in the distribution box can be effectively controlled, so that the occurrence of a large fire disaster caused by untimely discovery of personnel is prevented, the burden of the personnel is lightened, the safety of the distribution box is improved, the resources are saved, and the service life of the distribution box is prolonged.
Description
Technical Field
The invention relates to the technical field of distribution boxes, in particular to a microcapsule fire extinguishing device for a distribution box.
Background
The distribution box is a massive parameter on data, generally forms a low-voltage forest according to electric wiring, and requires that switch equipment, a measuring instrument, protection electrical appliances and auxiliary equipment are assembled in a closed or semi-closed metal cabinet or on a screen, so as to form the low-voltage distribution box. The circuit can be switched on or off by means of a manual or automatic switch during normal operation. The distribution box has the characteristics of small volume, simple and convenient installation, special technical performance, fixed position, unique configuration function, no limit of sites, more common application, stable and reliable operation, high space utilization rate, small occupied area and environmental protection effect. The electric energy distribution device can reasonably distribute electric energy, is convenient for opening and closing the circuit, has higher safety protection level, and can intuitively display the conduction state of the circuit. The distribution box is formed by assembling switching equipment, a measuring instrument, protective electric appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the electric wiring requirement. The circuit can be switched on or off by means of a manual or automatic switch during normal operation. In case of failure or abnormal operation, the circuit is cut off or an alarm is given by means of a protective electric appliance. The measuring instrument can display various parameters in operation, and can also adjust certain electrical parameters to prompt or signal deviation from a normal working state.
At present, the block terminal can produce a large amount of temperatures when using for the inside temperature of block terminal is higher, and probably can produce the spark at the in-process of using, if not handle the block terminal inside, probably can lead to the inside condition of conflagration that breaks out of block terminal, will lead to unnecessary economic loss and personnel injury, for this reason we propose a microcapsule extinguishing device for block terminal to solve above-mentioned problem.
Disclosure of Invention
The invention aims to solve the problems that a large amount of temperature is generated when the miniature capsule fire extinguishing device is used in the prior art, so that the temperature inside a distribution box is high, sparks are likely to be generated in the using process, and unnecessary economic loss and personnel injury are likely to be caused if the interior of the distribution box is not treated, so that the condition of fire disaster in the distribution box is likely to happen.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a microcapsule fire extinguishing device for a distribution box, comprising:
the gas generating device is used for providing power for the work of the device and improving the gas environment in the distribution box and comprises a mounting ring, a fixing ring, a moving plate, a vent hole and a cutter; the inner side wall of the mounting ring is fixedly connected with the bottom of the fixing ring, the top of the fixing ring is attracted with the bottom of the moving plate, the vent hole is formed in the outer side wall of the moving plate, the cutter is fixedly connected to the top of the moving plate, and sodium bicarbonate liquid is arranged in a space formed by the fixing ring and the moving plate;
the fire extinguishing assembly is arranged in the shell and is used for performing fire extinguishing operation when a fire disaster occurs, and comprises a box body, a one-way through hole, a partition plate and a one-way discharge hole; the one-way through hole is formed in the bottom of the box body, the outer side wall of the partition plate is fixedly connected with the inner side wall of the box body, the one-way discharge Kong Kaishe is arranged at the top of the box body, the square groove is formed in the top of the partition plate, aluminum chloride solution is arranged at the bottom of the partition plate, and sodium hydroxide solution is arranged at the top of the partition plate;
the instantaneous release assembly is arranged in the gas generating device and used for releasing gas generated in the gas generating device when a fire disaster occurs, and comprises a pull rope, a moving block, a reset spring and a sealing plate; one end of the pull rope is fixedly connected with one side of the moving block, the other side of the moving block is fixedly connected with one end of the reset spring, the other end of the reset spring is fixedly connected with the opposite side of the sealing plate, and the opposite sides of the sealing plate are attracted;
the release assembly is arranged in the fire extinguishing assembly and driven by the gas generating device, and comprises a connecting rope, a shielding plate and a tension spring; the end part of the connecting rope is fixedly connected with the opposite side of the shielding plate, and the opposite side of the shielding plate is fixedly connected with one end of the extension spring;
the opening and closing assembly is arranged in the gas generating device and used for releasing substances completely reacted in the gas generating device, and comprises a push rod, a closing plate and a torsion roller; the bottom of push rod with the top of closure board rotates to be connected, the opposite side of closure board with the lateral wall of torsion roller rotates to be connected.
Preferably, the inside wall of the mounting ring is clamped with the outside wall of the shell, the outside wall of the fixing ring is attached to the inside wall of the shell, the outside wall of the moving plate is slidably connected with the inside wall of the shell, and the end part of the vent hole is attached to the end part of the air outlet.
Preferably, the outer side wall of the box body is fixedly connected with the inner side wall of the shell, the size of the square groove is matched with the size of the shielding plate, the side wall of the box body is slidably connected with the outer side wall of the connecting rope, and the inner side wall of the box body is fixedly connected with the other end of the tension spring.
Preferably, the other end of the pull rope is fixedly connected with the top of the fixed ring, the outer side wall of the pull rope is in sliding connection with the inside of the movable plate, the outer side wall of the movable block is in sliding connection with the inner side wall of the movable plate, and the outer side wall of the sealing plate is in sliding connection with the inner side wall of the movable plate.
Preferably, the outer side wall of the push rod is in sliding connection with the movable plate, the push rod penetrates through the top of the movable plate and extends to the top of the closing plate, the outer side wall of the closing plate is attached to the inner side wall of the mounting ring, and the end part of the torque roller is fixedly connected with the bottom of the mounting ring.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, when a fire disaster does not occur, the air composition in the distribution box can be effectively changed through the sodium bicarbonate liquid arranged in the space formed by the fixed ring, the movable plate and the closed plate, and when the fire disaster occurs, the fire disaster in the distribution box can be effectively controlled, so that the occurrence of a large fire disaster caused by untimely discovery of personnel is prevented, the burden of the personnel is lightened, the safety of the distribution box is improved, the resources are saved, and the service life of the distribution box is prolonged.
Drawings
FIG. 1 is a schematic three-dimensional schematic diagram of a microcapsule fire extinguishing apparatus for a distribution box according to the present invention;
FIG. 2 is a schematic view of a three-dimensional bottom structure of a microcapsule fire extinguishing apparatus for a distribution box according to the present invention;
FIG. 3 is a schematic view of a three-dimensional side cross-sectional structure of a microcapsule fire extinguishing apparatus for a distribution box according to the present invention;
FIG. 4 is a schematic view of a three-dimensional side cross-sectional structure of a microcapsule fire extinguishing apparatus for a distribution box according to the present invention;
FIG. 5 is a schematic view of a three-dimensional, middle cross-sectional structure of a microcapsule fire extinguishing device for a distribution box according to the present invention;
fig. 6 is a schematic view of a main structure of a microcapsule fire extinguishing apparatus for a distribution box according to the present invention, which is a partially cut-away perspective structure;
fig. 7 is a three-dimensional schematic diagram of the main structure of a microcapsule fire extinguishing device for a distribution box according to the present invention;
fig. 8 is an enlarged schematic view of the microcapsule fire extinguishing apparatus for a distribution box in fig. 5.
In the figure: 1. a housing; 2. a mounting plate; 3. an air outlet; 4. a gas generating device; 41. a mounting ring; 42. a fixing ring; 43. a moving plate; 44. a vent hole; 45. a cutter; 5. a through hole; 6. a fire suppression assembly; 61. a case; 62. a one-way through hole; 63. a partition plate; 64. a one-way discharge hole; 7. a transient assembly; 71. a pull rope; 72. a moving block; 73. a return spring; 74. a sealing plate; 8. a release assembly; 81. a connecting rope; 82. a shielding plate; 83. a tension spring; 9. an opening and closing assembly; 91. a push rod; 92. a closing plate; 93 torsion rolls.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1 to 8, a microcapsule fire extinguishing apparatus for a distribution box includes:
the gas generating device comprises a shell 1, wherein the top of the shell 1 is fixedly connected with a mounting plate 2, a gas outlet 3 is formed in the outer side wall of the shell 1, a through opening 5 is formed in the top of the shell 1, a gas generating device 4 is clamped at the bottom of the shell 1, and the gas generating device 4 is used for providing power for the operation of the device and improving the gas environment in a distribution box;
the fire extinguishing assembly 6 is arranged inside the shell 1, and the fire extinguishing assembly 6 is used for performing fire extinguishing operation when a fire disaster occurs;
a transient discharge assembly 7, wherein the transient discharge assembly 7 is arranged in the gas generating device 4, and the transient discharge assembly 7 is used for releasing gas generated in the gas generating device 4 when a fire disaster occurs;
the release assembly 8, the release assembly 8 is installed inside the fire extinguishing assembly 6, the release assembly 8 is driven by the gas generating device 4;
the opening and closing component 9 is arranged in the gas generating device 4, and the opening and closing component 9 is used for releasing substances completely reacted in the gas generating device 4;
through the setting of above-mentioned structure, when not taking place the conflagration, can carry out effectual change to the inside air composition of block terminal through the sodium bicarbonate liquid that sets up in the space that fixed ring 42 and movable plate 43 and closure plate 92 constitute, when taking place the conflagration, can prevent that personnel from finding untimely emergence that leads to great conflagration to the block terminal inside from taking place the effective control of conflagration, alleviateed personnel's burden, improved the security of block terminal, practiced thrift the resource, prolonged the life of block terminal.
Wherein the gas generating device 4 comprises a mounting ring 41, a fixed ring 42, a moving plate 43, a vent hole 44 and a cutter 45; the inner side wall of the mounting ring 41 is fixedly connected with the bottom of the fixing ring 42, the top of the fixing ring 42 is attracted with the bottom of the moving plate 43, the vent hole 44 is formed in the outer side wall of the moving plate 43, the cutter 45 is fixedly connected with the top of the moving plate 43, and sodium bicarbonate liquid is arranged in a space formed by the fixing ring 42 and the moving plate 43;
through the setting of above-mentioned structure, realized when the block terminal inside temperature reaches fifty degrees, effectively improve the block terminal inside temperature, when the block terminal inside takes place the conflagration temperature and is high, when can drive the device inner structure and work, release a large amount of carbon dioxide gas and put out the operation to the conflagration that the block terminal inside produced.
Wherein the fire extinguishing assembly 6 comprises a case 61, a one-way through hole 62, a partition 63 and a one-way discharge hole 64; the one-way through hole 62 is formed in the bottom of the box body 61, the outer side wall of the partition plate 63 is fixedly connected with the inner side wall of the box body 61, the one-way discharge hole 64 is formed in the top of the box body 61, the square groove is formed in the top of the partition plate 63, the aluminum chloride solution is arranged at the bottom of the partition plate 63, and the sodium hydroxide solution is arranged at the top of the partition plate 63;
through the arrangement of the structure, when a fire disaster occurs, the aluminum chloride solution and the sodium hydroxide solution can be quickly mixed to achieve the condition of spraying to extinguish the fire, so that the fire extinguishing efficiency and quality are ensured.
Wherein, the instantaneous assembly 7 comprises a stay rope 71, a moving block 72, a return spring 73 and a sealing plate 74; one end of the pull rope 71 is fixedly connected with one side of the moving block 72, the other side of the moving block 72 is fixedly connected with one end of the return spring 73, the other end of the return spring 73 is fixedly connected with the opposite side of the sealing plate 74, and the opposite sides of the sealing plate 74 are attracted;
through the arrangement of the structure, when a fire disaster occurs, enough pressure in the gas generating device 4 can be ensured, and the release assembly 8 can release the solution arranged in the fire extinguishing assembly 6.
Wherein the release assembly 8 comprises a connecting cord 81, a shutter 82 and a tension spring 83; the end of the connecting rope 81 is fixedly connected with the opposite side of the shielding plate 82, and the opposite side of the shielding plate 82 is fixedly connected with one end of the tension spring 83;
through the setting of above-mentioned structure, realized when the conflagration takes place, can accomplish that the solution in the fire extinguishing module 6 of first time release mixes to the timeliness of putting out a fire has been guaranteed.
Wherein the opening and closing assembly 9 includes a push rod 91, a closing plate 92, and a torsion roller 93; the bottom of the push rod 91 is rotationally connected with the top of the closing plate 92, and the opposite sides of the closing plate 92 are rotationally connected with the outer side walls of the torsion roller 93;
through the setting of above-mentioned structure, realized releasing the water and the sodium carbonate that produce to the complete decomposition of sodium bicarbonate after the inside fire extinguishing raw materials release of the device is complete, further realized the reduction to the inside temperature of block terminal.
Wherein, the inside wall of collar 41 and the outside wall joint of casing 1, the outside wall of solid fixed ring 42 and the inside wall laminating of casing 1, the outside wall sliding connection of movable plate 43 and the inside wall of casing 1, the tip of air vent 44 and the tip laminating of gas outlet 3, cutter 45 just set up the bottom of connecting rope 81.
Wherein, the lateral wall of box 61 and the inside wall fixed connection of casing 1, the size of square groove and the size looks adaptation of shielding plate 82, the lateral wall sliding connection of box 61 and connecting rope 81, the inside wall of box 61 and the other end fixed connection of extension spring 83, the top of baffle 63 is laminated with the bottom of shielding plate 82.
The other end of the pull rope 71 is fixedly connected with the top of the fixed ring 42, the outer side wall of the pull rope 71 is slidably connected with the inside of the moving plate 43, the outer side wall of the moving block 72 is slidably connected with the inner side wall of the moving plate 43, and the outer side wall of the sealing plate 74 is slidably connected with the inner side wall of the moving plate 43.
The outer side wall of the push rod 91 is slidably connected with the moving plate 43, the push rod 91 penetrates through the top of the moving plate 43 and extends to the top of the closing plate 92, the outer side wall of the closing plate 92 is attached to the inner side wall of the mounting ring 41, and the end of the torsion roller 93 is fixedly connected with the bottom of the mounting ring 41.
In the invention, when in use, a plurality of devices are firstly arranged on the top of the inner side wall of the distribution box through the mounting plate 2;
example 1: when no fire occurs and the internal temperature of the distribution box exceeds fifty degrees celsius:
the closed plate 92 and the mounting ring 41 will absorb the temperature inside the distribution box, and transmit the temperature to the sodium bicarbonate liquid in the space formed by the fixed ring 42, the movable plate 43 and the closed plate 92, so that the sodium bicarbonate is decomposed partially by heat, and the carbon dioxide gas generated by decomposition will enter the air outlet 3 through the air vent 44 and finally be discharged to the inside of the distribution box from the air outlet 3, so that the proportion of the carbon dioxide gas to the gas component inside the distribution box is changed, and the occurrence of fire can be effectively prevented;
example 2: when a fire disaster occurs, the internal temperature of the distribution box is high;
at this time, the closing plate 92 and the mounting ring 41 will absorb the internal temperature of the distribution box, and transmit the temperature to the sodium bicarbonate liquid in the space formed by the fixing ring 42, the moving plate 43 and the closing plate 92, so that the sodium bicarbonate is completely decomposed by heat, the carbon dioxide gas generated by decomposition will enter the air outlet 3 through the air vent 44, at this time, the air outlet 3 cannot be completely discharged, so that the internal pressure of the air generating device 4 increases, the moving plate 43 will be pushed to move upwards along the push rod 91, the cutter 45 is pushed to move upwards, at this time, the pull rope 71 pulls the moving block 72 to slide outwards, so that the return spring 73 is in a stretched state, when the cutter 45 cuts off the connecting rope 81, the pulling force of the return spring 73 reaches the maximum, so that the sealing plate 74 is separated from the suction state, the moving plate 43 is opened, and at this time, the moving block 72 will reach the top of the push rod 91;
when the connecting rope 81 is disconnected, the shielding plate 82 slides to two sides under the action of the tension spring 83, the opposite grooves cannot be blocked, so that sodium hydroxide solution stored at the top of the partition plate 63 enters aluminum chloride solution at the bottom of the partition plate 63 to react to produce aluminum hydroxide and sodium chloride, at the moment, gas generated by complete decomposition of sodium bicarbonate enters the inside of the box body 61 through the one-way through holes 62, aluminum hydroxide and sodium chloride powder generated by the reaction in the box body 61 are sprayed out through the one-way discharge holes 64, finally, the aluminum hydroxide and sodium chloride powder enter all positions in the inside of the distribution box through the through holes 5, cover the surfaces of combustible materials, reduce flame temperature and isolate air, and when the sodium bicarbonate solution is completely decomposed, the movable plate 43 descends under the action of the suction effect of the fixed ring 42 and the self action, the push rod 91 is pushed to drive the closed plate 92 to rotate along the torsion roller 93, so that water and sodium carbonate generated by complete decomposition of the sodium bicarbonate solution are released, the internal temperature of the distribution box is further reduced, the operation is simple and convenient and quick, and convenient for personnel to use;
real-time example 3: the fire disaster does not happen for a long time, and the sodium bicarbonate solution is completely consumed;
the mounting ring 41 is separated from the clamping state with the shell 1 by downwards buckling the mounting ring 41, then the gas generating device 4 is replaced, and when the gas generating device is installed again, the cutter 45 is aligned with the connecting rope 81 to push the mounting ring 41 upwards, so that the mounting ring 41 is clamped with the shell 1 again, and the replacement of sodium bicarbonate solution is completed.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (5)
1. A microcapsule fire extinguishing device for a distribution box, characterized by comprising:
the gas generating device comprises a shell (1), wherein the top of the shell (1) is fixedly connected with a mounting plate (2), the outer side wall of the shell (1) is provided with a gas outlet (3), the top of the shell (1) is provided with a through hole (5), the bottom of the shell (1) is connected with a gas generating device (4) in a clamping mode, the gas generating device (4) is used for providing power for the operation of the device and improving the gas environment in the distribution box, and the gas generating device (4) comprises a mounting ring (41), a fixing ring (42), a moving plate (43), a vent hole (44) and a cutter (45); the inner side wall of the mounting ring (41) is fixedly connected with the bottom of the fixing ring (42), the top of the fixing ring (42) is attracted with the bottom of the moving plate (43), the vent holes (44) are formed in the outer side wall of the moving plate (43), the cutter (45) is fixedly connected with the top of the moving plate (43), and sodium bicarbonate liquid is arranged in a space formed by the fixing ring (42) and the moving plate (43);
a fire extinguishing assembly (6), the fire extinguishing assembly (6) is installed inside the shell (1), the fire extinguishing assembly (6) is used for performing fire extinguishing operation when a fire disaster occurs, and the fire extinguishing assembly (6) comprises a box body (61), a one-way through hole (62), a partition plate (63) and a one-way discharge hole (64); the one-way through hole (62) is formed in the bottom of the box body (61), the outer side wall of the partition plate (63) is fixedly connected with the inner side wall of the box body (61), the one-way discharge hole (64) is formed in the top of the box body (61), a square groove is formed in the top of the partition plate (63), aluminum chloride solution is arranged at the bottom of the partition plate (63), and sodium hydroxide solution is arranged at the top of the partition plate (63);
the instantaneous release assembly (7), the instantaneous release assembly (7) is arranged in the gas generating device (4), the instantaneous release assembly (7) is used for releasing gas generated in the gas generating device (4) when a fire disaster occurs, and the instantaneous release assembly (7) comprises a pull rope (71), a moving block (72), a reset spring (73) and a sealing plate (74); one end of the pull rope (71) is fixedly connected with one side of the moving block (72), the other side of the moving block (72) is fixedly connected with one end of the return spring (73), the other end of the return spring (73) is fixedly connected with the opposite side of the sealing plate (74), and the opposite side of the sealing plate (74) is attracted;
a release assembly (8), the release assembly (8) being mounted inside the fire extinguishing assembly (6), the release assembly (8) being driven by the gas generating device (4), the release assembly (8) comprising a connecting rope (81), a shielding plate (82) and a tension spring (83); the end part of the connecting rope (81) is fixedly connected with the opposite side of the shielding plate (82), and the opposite side of the shielding plate (82) is fixedly connected with one end of the extension spring (83);
the opening and closing assembly (9), the opening and closing assembly (9) is arranged in the gas generating device (4), the opening and closing assembly (9) is used for releasing substances completely reacted in the gas generating device (4), and the opening and closing assembly (9) comprises a push rod (91), a closing plate (92) and a torsion roller (93); the bottom of the push rod (91) is rotatably connected with the top of the closing plate (92), and the opposite sides of the closing plate (92) are rotatably connected with the outer side walls of the torsion roller (93).
2. The microcapsule fire extinguishing device for a distribution box according to claim 1, wherein the inner side wall of the mounting ring (41) is clamped with the outer side wall of the shell (1), the outer side wall of the fixing ring (42) is attached to the inner side wall of the shell (1), the outer side wall of the moving plate (43) is slidably connected with the inner side wall of the shell (1), and the end of the vent hole (44) is attached to the end of the air outlet (3).
3. The microcapsule fire extinguishing device for the distribution box according to claim 1, wherein the outer side wall of the box body (61) is fixedly connected with the inner side wall of the shell (1), the size of the square groove is matched with the size of the shielding plate (82), the side wall of the box body (61) is slidably connected with the outer side wall of the connecting rope (81), and the inner side wall of the box body (61) is fixedly connected with the other end of the extension spring (83).
4. The microcapsule fire extinguishing device for a distribution box according to claim 1, wherein the other end of the pull rope (71) is fixedly connected with the top of the fixed ring (42), the outer side wall of the pull rope (71) is slidably connected with the inside of the moving plate (43), the outer side wall of the moving block (72) is slidably connected with the inner side wall of the moving plate (43), and the outer side wall of the sealing plate (74) is slidably connected with the inner side wall of the moving plate (43).
5. The microcapsule fire extinguishing device for a distribution box according to claim 1, wherein an outer side wall of the push rod (91) is slidably connected with the moving plate (43), the push rod (91) penetrates through the top of the moving plate (43) and extends to the top of the closing plate (92), the outer side wall of the closing plate (92) is attached to an inner side wall of the mounting ring (41), and an end portion of the torque roller (93) is fixedly connected with the bottom of the mounting ring (41).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210312023.0A CN114733108B (en) | 2022-03-28 | 2022-03-28 | Microcapsule fire extinguishing device for distribution box |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210312023.0A CN114733108B (en) | 2022-03-28 | 2022-03-28 | Microcapsule fire extinguishing device for distribution box |
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| CN114733108A CN114733108A (en) | 2022-07-12 |
| CN114733108B true CN114733108B (en) | 2023-05-09 |
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| CN202210312023.0A Active CN114733108B (en) | 2022-03-28 | 2022-03-28 | Microcapsule fire extinguishing device for distribution box |
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| CN114733108B (en) * | 2022-03-28 | 2023-05-09 | 江苏城乡建设职业学院 | Microcapsule fire extinguishing device for distribution box |
| CN115317836A (en) * | 2022-08-08 | 2022-11-11 | 浙江安迅电气股份有限公司 | Fire-proof magnetic latching relay and method thereof |
| CN115875579B (en) * | 2022-12-23 | 2023-06-20 | 江苏城乡建设职业学院 | Electrical control equipment for fire control |
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