CN112944211B - Fire prevention gas cylinder protection device convenient to remove - Google Patents

Fire prevention gas cylinder protection device convenient to remove Download PDF

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Publication number
CN112944211B
CN112944211B CN202110306404.3A CN202110306404A CN112944211B CN 112944211 B CN112944211 B CN 112944211B CN 202110306404 A CN202110306404 A CN 202110306404A CN 112944211 B CN112944211 B CN 112944211B
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CN
China
Prior art keywords
groove
gas tank
lifting
elastic
fixedly connected
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Application number
CN202110306404.3A
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Chinese (zh)
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CN112944211A (en
Inventor
王孟文
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Yiwu Urban Construction Gas Operation Co.,Ltd.
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Shenzhen Linxiang Industrial Co ltd
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Priority to CN202110306404.3A priority Critical patent/CN112944211B/en
Publication of CN112944211A publication Critical patent/CN112944211A/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/08—Mounting arrangements for vessels
    • F17C13/084—Mounting arrangements for vessels for small-sized storage vessels, e.g. compressed gas cylinders or bottles, disposable gas vessels, vessels adapted for automotive use
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
    • F17C13/026—Special adaptations of indicating, measuring, or monitoring equipment having the temperature as the parameter
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/04—Arrangement or mounting of valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/08—Mounting arrangements for vessels
    • F17C13/084—Mounting arrangements for vessels for small-sized storage vessels, e.g. compressed gas cylinders or bottles, disposable gas vessels, vessels adapted for automotive use
    • F17C13/085—Mounting arrangements for vessels for small-sized storage vessels, e.g. compressed gas cylinders or bottles, disposable gas vessels, vessels adapted for automotive use on wheels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/12—Arrangements or mounting of devices for preventing or minimising the effect of explosion ; Other safety measures
    • F17C13/123—Arrangements or mounting of devices for preventing or minimising the effect of explosion ; Other safety measures for gas bottles, cylinders or reservoirs for tank vehicles or for railway tank wagons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/01—Mounting arrangements
    • F17C2205/0103—Exterior arrangements
    • F17C2205/0107—Frames
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/01—Mounting arrangements
    • F17C2205/0123—Mounting arrangements characterised by number of vessels
    • F17C2205/0126—One vessel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/01—Mounting arrangements
    • F17C2205/0153—Details of mounting arrangements
    • F17C2205/0157—Details of mounting arrangements for transport
    • F17C2205/0161—Details of mounting arrangements for transport with wheels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/01—Mounting arrangements
    • F17C2205/0153—Details of mounting arrangements
    • F17C2205/018—Supporting feet
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/01—Mounting arrangements
    • F17C2205/0153—Details of mounting arrangements
    • F17C2205/0196—Details of mounting arrangements with shock absorbing means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
    • F17C2223/0146—Two-phase
    • F17C2223/0153—Liquefied gas, e.g. LPG, GPL
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2260/00—Purposes of gas storage and gas handling
    • F17C2260/04—Reducing risks and environmental impact
    • F17C2260/042—Reducing risk of explosion
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/32—Hydrogen storage

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Safety Valves (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

The invention discloses a fireproof gas tank protection device convenient to move, which comprises a protection shell, wherein a lifting support device, a sealing device in normal use and a moving rotating device which is used for normal movement and is automatically triggered in case of fire are arranged in the protection shell, the lifting support device comprises a gas tank groove with a downward opening, the device can ensure normal inflation and other operations of the gas tank through the lifting support device, in addition, in the normal use, the bottom of the gas tank can selectively contact the ground according to the actual condition, the use in the humid environment and other environments is ensured, meanwhile, in the case of fire, a signal is sent to an electromagnet through a temperature sensor, the device can be attached to the ground, the overhigh temperature in the gas tank groove is avoided, and the possibility of explosion is further avoided.

Description

Fire prevention gas cylinder protection device convenient to remove
Technical Field
The invention relates to the field of fire safety, in particular to a fireproof gas tank protection device convenient to move.
Background
The gas tank is a steel cylinder for storing gas, has certain weight, and when being full of gas in the steel cylinder, the quality of steel cylinder can greatly increased, consequently, can cause the trouble at the removal in-process, simultaneously in some ground moist environment, can greatly increased gas tank bottom's corrosion rate, and the gas tank generally will keep away from the burning things which may cause a fire disaster, when the conflagration breaing out, directly expose in big fire, the temperature rise of gas tank can increase the danger of explosion.
Disclosure of Invention
In view of this, the invention provides a fireproof gas tank protection device convenient to move, which can help a gas tank to move, avoid bottom corrosion, and simultaneously can isolate a fire scene from the gas tank in case of a fire.
A fireproof gas tank protection device convenient to move comprises a protection shell, wherein a lifting support device, a sealing device in normal use and a moving rotating device automatically triggered in case of fire are arranged in the protection shell, the lifting support device comprises a gas tank groove with a downward opening, the moving rotating device comprises four elastic grooves which are uniformly distributed about the gas tank groove and have downward openings, an induction lifting device used for inducing external temperature and a moving device used for moving normally are arranged in the elastic grooves, the sealing device comprises a through groove which is positioned between the gas tank groove and the elastic grooves and is communicated with the gas tank groove and the front end face of the protection shell, and the rear side of the through groove is communicated with an annular groove.
Furthermore, the lifting support device comprises two lifting grooves which are bilaterally symmetrical about the gas tank groove, a lifting motor is fixedly connected to the upper end wall of each lifting groove, a lifting power shaft is dynamically connected to the lower side of the lifting motor, a supporting plate extending into the gas tank groove is connected to the lifting power shaft in a threaded manner, the lifting motor is started to rotate forwards, the lifting power shaft drives the supporting plate to move upwards to an upper limit position, the lifting motor is started to rotate backwards, the lifting power shaft drives the supporting plate to move downwards to a lower limit position, when the supporting plate is located at the upper limit position, the bottom of the gas tank is higher than the ground, the device can move at the moment, or when the ground is relatively wet, the supporting plate is located at the upper limit position, and the bottom of the gas tank is prevented from being corroded.
Furthermore, one side of the support plate, which is positioned on the gas tank groove, is designed in a sector arc shape, so that the stress area of the support plate can be increased.
Further, all be equipped with the rotary drum groove on the both sides inner wall of ring channel, all rotate between the upper and lower end wall in rotary drum groove and be connected with the axis of rotation, fixedly connected with rotary drum in the axis of rotation, sliding connection has the closing plate in the ring channel, all be equipped with on the both sides terminal surface of closing plate with rotary drum roll connection's rolling groove, the rear end wall that leads to the groove is close to left side position intercommunication and is equipped with the seal groove, fixedly connected with sealing magnet in the seal groove, sealing magnet can be right the closing plate produces the effect of inter attraction, one side end entering of closing plate when in the seal groove, the gas tank groove is in the encapsulated situation all around.
Further, response elevating gear includes fixed connection and is in temperature sensor on the protection casing, the elastic groove is kept away from be equipped with the magnet spout on the one side end wall of gas tank groove, fixedly connected with electro-magnet in the magnet spout, sliding connection has the magnet that extends to in the magnet spout the first spring of fixedly connected with between the magnet, the electro-magnet with fixedly connected with wire between the temperature sensor, sliding connection has in the elastic groove is located the elastic plate of magnet downside, elastic plate with fixedly connected with second spring between the protection casing, the second spring is initial in tensile state, works as when temperature sensor responds to external temperature too high, through wire with signal transmission extremely the electro-magnet, the electro-magnet circular telegram is to magnet produces the effect of attraction, is in this moment under the effect of second spring, the elastic plate upwards slides.
Further, the mobile device includes and is located the elastic plate downside and with the recess that the elastic plate rotated the connection, the recess inner wall rotates and is connected with the gyro wheel, and initial position the recess is in the elastic groove is in extreme position down, gyro wheel and ground contact can guarantee the removal of protection casing.
Furthermore, when a fire disaster occurs, the elastic plate drives the roller to slide upwards in the elastic groove, the protective shell is in contact with the ground, a fire source can be prevented from entering from the bottom of the gas tank groove, the external temperature can be effectively prevented from being transmitted to the inside of the gas tank groove, and the danger of explosion of the gas tank is reduced.
Furthermore, the rear end wall of the gas tank groove is communicated with a switch valve which extends backwards, a part of the switch valve, which is positioned in the gas tank groove, is fixedly connected with a gas outlet pipeline of the gas tank, a part of the switch valve, which is positioned outside the gas tank groove, is fixedly connected with a gas inlet pipeline of a gas stove, and the switch valve can be normally opened and closed manually.
The invention has the beneficial effects that: the device can ensure normal operations such as inflation of the gas tank through the lifting support device, and when the device is in normal use, the bottom of the gas tank can be selectively contacted with the ground according to actual conditions, so that the device is ensured to be used in environments such as humidity, and meanwhile, when a fire disaster occurs, the device can be attached to the ground by sending a signal to the electromagnet through the temperature sensor, so that the overhigh temperature in a gas tank groove is avoided, and the possibility of explosion is further avoided.
Drawings
FIG. 1 is a schematic view of a portable fire protection device for a gas tank of the present invention;
FIG. 2 is an enlarged schematic view of FIG. 1 at A;
FIG. 3 is an enlarged schematic view taken at B-B of FIG. 1;
FIG. 4 is an enlarged schematic view at C-C of FIG. 1;
FIG. 5 is a three-dimensional schematic view of a sealing plate;
FIG. 6 is a state diagram in the case of a fire;
FIG. 7 is a three-dimensional schematic view of a protective housing;
fig. 8 is a sectional view of a switch valve portion.
Detailed Description
The invention will now be described in detail with reference to fig. 1-8, wherein for ease of description the orientations described below are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a conveniently-movable fireproof gas tank protection device which is described by combining accompanying drawings 1-8, and comprises a protection shell 10, wherein a lifting support device, a sealing device in normal use and a movable rotating device which is automatically triggered in case of fire are arranged in the protection shell 10, the lifting support device comprises a gas tank groove 14 with a downward opening, the movable rotating device comprises four elastic grooves 19 which are uniformly distributed about the gas tank groove 14 and have downward openings, an induction lifting device for inducing external temperature and a moving device for normally moving are arranged in the elastic grooves 19, the sealing device comprises a through groove 35 which is positioned between the gas tank groove 14 and the elastic grooves 19 and is communicated with the gas tank groove 14 and the front end face of the protection shell 10, and the rear side of the through groove 35 is communicated with an annular groove 12.
In this embodiment, the lifting support device includes two lifting grooves 23 which are bilaterally symmetric with respect to the gas tank groove 14, the upper end wall of each lifting groove 23 is fixedly connected with a lifting motor 24, the lower side of each lifting motor 24 is connected with a lifting power shaft 25 in a power mode, the lifting power shaft 25 is connected with a support plate 26 which extends into the gas tank groove 14 in a threaded mode, the lifting motors 24 are started to rotate forwards, the lifting power shafts 25 drive the support plates 26 to move upwards to the upper limit position, the lifting motors 24 are started to rotate reversely, the lifting power shafts 25 drive the support plates 26 to move downwards to the lower limit position, when the support plates 26 are located at the upper limit position, the bottom of the gas tank is higher than the ground, at the moment, the device can be moved, or when the ground is relatively humid, the support plates 26 are located at the upper limit position, and corrosion of the bottom of the gas tank is prevented.
In this embodiment, the supporting plate 26 is designed to be sector-arc-shaped on the side of the gas tank 14, so that the stressed area of the supporting plate 26 can be increased.
In this embodiment, all be equipped with rotary drum groove 16 on the both sides inner wall of ring channel 12, all rotate between the upper and lower end wall in rotary drum groove 16 and be connected with axis of rotation 18, fixedly connected with rotary drum 17 on the axis of rotation 18, sliding connection has closing plate 15 in the ring channel 12, all be equipped with on the both sides terminal surface of closing plate 15 with rotary drum 17 roll connection's slot rolling 33, the rear end wall that leads to groove 35 is close to left side position intercommunication and is equipped with seal groove 32, fixedly connected with seal magnet 36 in the seal groove 32, seal magnet 36 can be right the closing plate 15 produces the effect of inter attraction, terminal the entering in one side of closing plate 15 in the time of in the seal groove 32, be in the encapsulated situation around the gas tank groove 14.
In this embodiment, the inductive lifting device includes a temperature sensor 13 fixedly connected to the protection housing 10, a magnet sliding slot 31 is provided on an end wall of one side of the elastic slot 19 away from the gas tank slot 14, an electromagnet 30 is fixedly connected in the magnet sliding slot 31, a magnet 28 extending into the elastic slot 19 is slidably connected in the magnet sliding slot 31, a first spring 29 is fixedly connected between the magnet 28 and the electromagnet 30, a lead 11 is fixedly connected between the electromagnet 30 and the temperature sensor 13, an elastic plate 21 located on a lower side of the magnet 28 is slidably connected in the elastic slot 19, a second spring 20 is fixedly connected between the elastic plate 21 and the protection housing 10, the second spring 20 is initially in a stretched state, when the external temperature sensed by the temperature sensor 13 is too high, a signal is transmitted to the electromagnet 30 through the lead 11, the electromagnet 30 electrically attracts the magnet 28, and at this time, under the action of the second spring 20, the elastic plate 21 slides upward.
In this embodiment, the moving device includes a groove 27 located at the lower side of the elastic plate 21 and rotatably connected to the elastic plate 21, a roller 22 is rotatably connected to the inner wall of the groove 27, the groove 27 is located at a lower limit position in the elastic groove 19 at an initial position, and the roller 22 contacts the ground to ensure the movement of the protection casing 10.
In this embodiment, when a fire occurs, the elastic plate 21 drives the roller 22 to slide upwards in the elastic groove 19, and the protective shell 10 contacts with the ground, so that a fire source can be prevented from entering from the bottom of the gas tank groove 14, external temperature can be effectively prevented from being transmitted into the gas tank groove 14, and the risk of explosion of the gas tank is reduced.
In this embodiment, the rear end wall of the gas tank 14 is provided with a switch valve 38 extending backwards, a part of the switch valve 38 located in the gas tank 14 is fixedly connected to a gas tank outlet pipe, a part of the switch valve 38 located outside the gas tank 14 is fixedly connected to a gas inlet pipe of a gas cooker, and the switch valve 38 can be opened and closed manually.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims (1)

1. The utility model provides a fire prevention gas cylinder protection device convenient to remove, includes protection casing, its characterized in that: the protective shell is internally provided with a lifting support device, a sealing device in normal use and a movable rotating device which is automatically triggered in case of fire, wherein the lifting support device comprises a gas tank groove with a downward opening, the movable rotating device comprises four elastic grooves which are uniformly distributed about the gas tank groove and have downward openings, a sensing lifting device for sensing external temperature and a moving device for normally moving are arranged in the elastic grooves, the sealing device comprises a through groove which is positioned between the gas tank groove and the elastic grooves and is communicated with the gas tank groove and the front end face of the protective shell, and the rear side of the through groove is communicated with an annular groove; the lifting support device comprises two lifting grooves which are bilaterally symmetrical about the gas tank groove, the upper end walls of the lifting grooves are fixedly connected with a lifting motor, the lower side of the lifting motor is in power connection with a lifting power shaft, the lifting power shaft is in threaded connection with a support plate which extends into the gas tank groove, the lifting motor is started to rotate forwards, the lifting power shaft drives the support plate to move upwards to an upper limit position, the lifting motor is started to rotate backwards, the lifting power shaft drives the support plate to move downwards to a lower limit position, and when the support plate is located at the upper limit position, the bottom of the gas tank is higher than the ground; one side of the support plate, which is positioned on the gas tank groove, is designed in a sector arc shape, so that the stress area of the support plate can be increased; the gas tank is characterized in that rotary drum grooves are formed in the inner walls of two sides of the annular groove, a rotary shaft is rotatably connected between the upper end wall and the lower end wall of each rotary drum groove, a rotary drum is fixedly connected onto each rotary shaft, a sealing plate is connected into the annular groove in a sliding mode, rolling grooves in rolling connection with the rotary drums are formed in the end faces of two sides of each sealing plate, a sealing groove is communicated with the position, close to the left side, of the rear end wall of each through groove, a sealing magnet is fixedly connected into each sealing groove, the sealing magnets can attract the sealing plates mutually, and when the tail end of one side of each sealing plate enters the corresponding sealing groove, the periphery of each gas tank groove is in a closed state; the induction lifting device comprises a temperature sensor fixedly connected to the protection shell, a magnet sliding groove is formed in the end wall, far away from the gas tank groove, of one side of the elastic groove, an electromagnet is fixedly connected into the magnet sliding groove, a magnet extending into the elastic groove is connected into the magnet sliding groove in a sliding mode, a first spring is fixedly connected between the magnet and the electromagnet, a lead is fixedly connected between the electromagnet and the temperature sensor, an elastic plate located on the lower side of the magnet is connected into the elastic groove in a sliding mode, a second spring is fixedly connected between the elastic plate and the protection shell, the second spring is in a stretching state initially, when the temperature sensor senses that the external temperature is too high, signals are transmitted to the electromagnet through the lead, the electromagnet is electrified to attract the magnet, and at the moment, under the action of the second spring, the elastic plate slides upwards; the moving device comprises a groove which is positioned on the lower side of the elastic plate and is rotationally connected with the elastic plate, the inner wall of the groove is rotationally connected with a roller, the groove is positioned at a lower limit position in the elastic groove at an initial position, and the roller is contacted with the ground to ensure the movement of the protection shell; when a fire disaster occurs, the elastic plate drives the roller to slide upwards in the elastic groove, the protective shell is contacted with the ground, a fire source can be prevented from entering from the bottom of the gas tank groove, the external temperature can be effectively prevented from being transferred into the gas tank groove, and the explosion risk of the gas tank is reduced; the rear end wall of the gas tank groove is communicated with a switch valve which extends backwards, the part of the switch valve, which is positioned in the gas tank groove, is fixedly connected with a gas tank gas outlet pipeline, the part of the switch valve, which is positioned outside the gas tank groove, is fixedly connected with a gas inlet pipeline of a gas stove, and the switch valve can be normally opened and closed manually.
CN202110306404.3A 2021-03-23 2021-03-23 Fire prevention gas cylinder protection device convenient to remove Active CN112944211B (en)

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Application Number Priority Date Filing Date Title
CN202110306404.3A CN112944211B (en) 2021-03-23 2021-03-23 Fire prevention gas cylinder protection device convenient to remove

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Application Number Priority Date Filing Date Title
CN202110306404.3A CN112944211B (en) 2021-03-23 2021-03-23 Fire prevention gas cylinder protection device convenient to remove

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CN112944211A CN112944211A (en) 2021-06-11
CN112944211B true CN112944211B (en) 2023-03-31

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CN211327896U (en) * 2019-12-17 2020-08-25 重庆君道消防安全技术股份公司 Gas fire extinguishing tank protection device

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