CN112206438A - Domestic fire extinguisher based on expend with heat and contract with cold - Google Patents
Domestic fire extinguisher based on expend with heat and contract with cold Download PDFInfo
- Publication number
- CN112206438A CN112206438A CN202011013525.0A CN202011013525A CN112206438A CN 112206438 A CN112206438 A CN 112206438A CN 202011013525 A CN202011013525 A CN 202011013525A CN 112206438 A CN112206438 A CN 112206438A
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- CN
- China
- Prior art keywords
- heat
- fire extinguisher
- swing joint
- cold
- left end
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Classifications
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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
- A62C5/02—Making of fire-extinguishing materials immediately before use of foam
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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
- A62C37/16—Releasing means, e.g. electrically released heat-sensitive with thermally-expansible links
Abstract
The invention discloses a household fire extinguisher based on expansion with heat and contraction with cold, which comprises a suitcase, wherein a reaction mechanism is arranged in the middle of an inner cavity of the suitcase, the left end and the right end of the reaction mechanism are fixedly connected with connecting mechanisms, one side of the inner cavity of each connecting mechanism, which is close to the reaction mechanism, is movably connected with a piercing mechanism, a filling mechanism is movably connected in the middle of the inner cavity of each connecting mechanism, the outer sides of the inner cavities of the two connecting mechanisms are movably connected with air bags, the reaction mechanism is movably connected with the piercing mechanism, the piercing mechanism is movably connected with the filling mechanism, the filling mechanism is movably connected with the air bags, and heat conducting plates are clamped at the left end and the right end of the suitcase. According to the household fire extinguisher based on expansion with heat and contraction with cold, the handle is convenient to carry by arranging the suitcase, and meanwhile, the handle can enable an operator to stand at a place far away from a fire source to throw the whole fire extinguisher into a fire, so that the safety of the operator is improved, and the household fire extinguisher is more convenient to use.
Description
Technical Field
The invention relates to the technical field of household fire extinguishers, in particular to a household fire extinguisher based on expansion with heat and contraction with cold.
Background
According to the foam fire extinguishing principle, after the mixed solution of sodium bicarbonate and foaming agent and the aluminum sulfate are mixed, chemical action can occur, carbon dioxide gas foam is generated, the volume is expanded by 7-10 times, and the foam can be sprayed for about 10m generally. The specific gravity of the foam is generally 0.1-0.2, the specific gravity of gasoline is 0.78, and the specific gravity of water is 1.0. Because the specific gravity of the foam is small, the foam can cover the surface of the flammable liquid, on one hand, the temperature of the liquid surface is reduced (heat absorption) so that the evaporation speed of the liquid is reduced; on the other hand, an isolation layer is formed to prevent oxygen from contacting the liquid surface, and the fire is extinguished. The existing concurrently-used household fire extinguisher needs an operator to be close to a fire source when extinguishing fire so as to play an effective fire extinguishing role, however, when the operator is close to the fire source, the life key safety of the operator can be exposed in danger and is not suitable for use. Therefore, a household fire extinguisher based on expansion with heat and contraction with cold is provided.
Disclosure of Invention
The invention mainly aims to provide a household fire extinguisher based on expansion with heat and contraction with cold, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a domestic fire extinguisher based on expend with heat and contract with cold, includes the suitcase, be provided with reaction mechanism in the middle of the inner chamber of suitcase, the left end of reaction mechanism and the equal fixedly connected with coupling mechanism of right-hand member, two equal swing joint in one side that is close to reaction mechanism in coupling mechanism's the inner chamber pierces through the mechanism, two equal swing joint has the mechanism of packing in the middle of coupling mechanism's the inner chamber, two equal swing joint in coupling mechanism's the inner chamber outside has the gasbag, reaction mechanism and piercing mechanism swing joint, pierce through mechanism and filling mechanism swing joint, fill mechanism and gasbag swing joint, the equal joint of left end and right-hand member of suitcase has the heat-conducting plate, heat-conducting plate and gasbag swing joint, two coupling mechanism all alternates swing joint with the suitcase.
Preferably, the suitcase includes the case shell, the side draw-in groove has all been seted up to the left end and the right-hand member of case shell, equal fixedly connected with inner link, two on the left internal face of case shell and the right internal face the equal fixedly connected with limiting plate on the medial surface upper portion of inner link, preceding draw-in groove has been seted up to the front end of case shell, the joint has the apron in the preceding draw-in groove, the front end middle part fixedly connected with handle of apron, the hole that disperses has been seted up to the upper end of case shell.
Preferably, the side draw-in groove runs through the medial surface of interior link, the side draw-in groove is in the same place with the heat-conducting plate joint, the rear end face of apron contacts with the preceding terminal surface of interior link, the apron passes through screw fixed connection on the link including, the dispersion hole is provided with a plurality ofly and is the tabular distribution.
Preferably, reaction mechanism includes the reaction box, reaction box inner chamber upper portion swing joint has the roof, the through-hole has been seted up at the middle part of roof, pierce through the awl on the upper end fixedly connected with of roof, the equal joint of left end and the right-hand member of reaction box has a side aluminium foil, the upper end joint of reaction box has last aluminium foil, reaction box swing joint is in the case shell.
Preferably, the upper piercing cone is communicated with the through hole, the vertex angle of the upper piercing cone is in contact with the lower end face of the upper aluminum foil, and a mixed solution of sodium bicarbonate and a foaming agent is filled in the reaction box.
Preferably, coupling mechanism includes the connecting pipe, the connecting pipe is the rectangular pipe, a set of spout has all been seted up to the right part of the back internal face of connecting pipe and the right part of preceding internal face, the spout sets up to every group two, the middle part of the back internal face of connecting pipe and the equal fixedly connected with of the middle part of preceding internal face a set of stopper, the stopper sets up to five of every group, the right-hand member of connecting pipe and the left end fixed connection of reaction box, the up end of connecting pipe and the lower extreme swing joint of limiting plate.
Preferably, the puncturing mechanism comprises a connecting plate, a connecting ring is fixedly connected to the middle of the connecting plate in an inserting mode, side puncturing cones are fixedly connected to the left end and the right end of the connecting ring respectively, the two side puncturing cones are communicated, a group of sliding blocks is fixedly connected to the left end and the right end of the connecting plate respectively, the two sliding blocks are arranged in each group, the connecting plate is movably connected to the inside of the connecting pipe, and the sliding blocks are movably connected to the sliding grooves.
Preferably, the filling mechanism comprises a filling box, an inner pushing plate is movably connected to the left inner wall surface of the filling box, an outer pushing plate is fixedly connected to the left end of the inner pushing plate, the outer pushing plate and the left end of the filling box are movably connected in an inserting mode, a second side aluminum foil is connected to the right end of the filling box in a clamping mode, a set of limiting grooves are formed in the front portion of the left end of the filling box and the rear portion of the left end of the filling box, and the limiting grooves are set to be five in each set.
Preferably, the filling box is movably connected to the middle of the inner cavity of the connecting pipe, the limiting groove is connected with the limiting block in a clamped mode, and the filling box is filled with aluminum sulfate solution.
Preferably, the air bag is movably connected to the left part of the inner cavity of the connecting pipe, and the air bag is movably connected with the filling box and the outer push plate.
Compared with the prior art, the invention has the following beneficial effects:
1. through setting up the suitcase, the case shell is used for holding various operating device, and the handle conveniently carries, and the handle can make the operator stand and throw away into fire with whole fire extinguisher in the place of keeping away from the fire source simultaneously, improves operator's security, and it is more convenient to use.
2. Through the arrangement of the heat conducting plate and the air bag, the heat conducting plate is heated and heated after being roasted by fire, so that the gas in the air bag is heated and expanded, the volume of the air bag is increased, the filling mechanism, the puncturing mechanism and the reaction mechanism are connected together to provide power support, and the mixed solution of sodium bicarbonate and the foaming agent and the aluminum sulfate solution are mixed together to provide power support.
3. The mixed solution through sodium bicarbonate and foaming agent mixes with aluminium sulfate solution and produces chemical reaction together to produce a large amount of foams, these foams emerge the reaction box and get into in the fire through the dispersion hole, thereby play the effect of putting out a fire, whole fire extinguisher can be directly thrown away in the ignition point department, has improved the fire extinguishing effect, and it is more convenient to use.
4. Through the dispersion holes which are provided with a plurality of dispersion holes and distributed in a list shape, the foam can be more uniformly distributed outwards, and the fire extinguishing effect is better.
Drawings
FIG. 1 is an overall structure view of a household fire extinguisher based on expansion with heat and contraction with cold according to the present invention;
FIG. 2 is a sectional view of a household fire extinguisher based on expansion with heat and contraction with cold according to the present invention;
FIG. 3 is an overall structural view of a suitcase of a household fire extinguisher based on expansion with heat and contraction with cold according to the present invention;
FIG. 4 is a sectional view of a reaction mechanism of a household fire extinguisher based on expansion with heat and contraction with cold according to the present invention;
FIG. 5 is a sectional view of a connection mechanism of a household fire extinguisher based on expansion with heat and contraction with cold according to the present invention;
FIG. 6 is an overall structure view of a piercing mechanism of a household fire extinguisher based on expansion with heat and contraction with cold according to the present invention;
fig. 7 is an overall structural view of a filling mechanism of a household fire extinguisher based on expansion with heat and contraction with cold according to the present invention.
In the figure: 1. a suitcase; 2. a reaction mechanism; 3. a connecting mechanism; 4. a piercing mechanism; 5. a filling mechanism; 6. an air bag; 7. a heat conducting plate; 11. a cabinet housing; 12. a side card slot; 13. a front card slot; 14. an inner connecting frame; 15. a limiting plate; 16. a cover plate; 17. a handle; 18. a dispersion hole; 21. a reaction box; 22. a top plate; 23. a through hole; 24. an upper piercing cone; 25. a first side aluminum foil; 26. aluminum foil is coated; 31. a connecting pipe; 32. a chute; 33. a limiting block; 41. a connecting plate; 42. a connecting ring; 43. a side piercing cone; 44. a slider; 51. filling a box; 52. an inner push plate; 53. an outer pushing plate; 54. a second side aluminum foil; 55. a limiting groove.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-7, a domestic fire extinguisher based on expend with heat and contract with cold, including suitcase 1, be provided with reaction mechanism 2 in the middle of the inner chamber of suitcase 1, the equal fixedly connected with coupling mechanism 3 of left end and right-hand member of reaction mechanism 2, the equal swing joint in one side that is close to reaction mechanism 2 in the inner chamber of two coupling mechanism 3 pierces mechanism 4, equal swing joint has filling mechanism 5 in the middle of the inner chamber of two coupling mechanism 3, the equal swing joint in inner chamber outside of two coupling mechanism 3 has gasbag 6, reaction mechanism 2 and 4 swing joints of piercing mechanism, pierce through mechanism 4 and 5 swing joints of filling mechanism, filling mechanism 5 and 6 swing joint of gasbag, the equal joint of left end and right-hand member of suitcase 1 has heat-conducting plate 7, heat-conducting plate 7 and 6 swing joints of gasbag, two coupling mechanism 3 all alternate swing joint with suitcase.
Suitcase 1 includes case shell 11, side draw-in groove 12 has all been seted up to the left end and the right-hand member of case shell 11, link 14 in equal fixedly connected with on the left internal face of case shell 11 and the right internal face, the equal fixedly connected with limiting plate 15 on the medial surface upper portion of two internal links 14, preceding draw-in groove 13 has been seted up to the front end of case shell 11, the joint has apron 16 in the preceding draw-in groove 13, the front end middle part fixedly connected with handle 17 of apron 16, disperse hole 18 has been seted up to the upper end of case shell 11, case shell 11 can hold various operating device, handle 17 can conveniently carry, handle 17 can make the operator stand and throw this fire extinguisher into the fire in the place of keeping away from the fire source, operator's security has been improved.
Side draw-in groove 12 runs through the medial surface of interior link 14, side draw-in groove 12 is in the same place with the joint of heat-conducting plate 7, the rear end face of apron 16 and the preceding terminal surface contact of interior link 14, apron 16 passes through on link 14 including screw fixed connection, can make things convenient for the installation of apron 16 fixed, can make the inside operating device of case shell 11 change, scattered hole 18 is provided with a plurality ofly and is the tabular form and distributes, can make the foam distribute more evenly in the fire, improve the fire extinguishing effect.
The upper piercing cone 24 is communicated with the through hole 23, the top angle of the upper piercing cone 24 is contacted with the lower end surface of the upper aluminum foil 26, and the reaction box 21 is filled with a mixed solution of sodium bicarbonate and a foaming agent, which is one of reaction raw materials for forming the fire extinguishing foam.
Pierce through mechanism 4 and include connecting plate 41, the middle part of connecting plate 41 alternates fixedly connected with go-between 42, the equal fixedly connected with side of left end and the right-hand member of go-between 42 pierces through awl 43, two sides pierce through awl 43 intercommunication, the left end and the equal fixedly connected with of right-hand member of connecting plate 41 a set of slider 44, slider 44 sets up to every group two, connecting plate 41 swing joint is in the inside of connecting pipe 31, slider 44 swing joint is in spout 32, pierce through two sides and bore awl 43 and can pierce through No. one side aluminium foil 25 and No. two side aluminium foils 54, make packing box 51 and reaction box 21 link together in the intercommunication.
Filling box 51 swing joint is in the middle part of the inner chamber of connecting pipe 31, and spacing groove 55 and stopper 33 joint can play the effect of conveniently assembling filling box 51 and connecting pipe 31, and filling box 51 is filled with aluminium sulfate solution, is one of the reaction raw materials of the formation of the foam of putting out a fire.
The air bag 6 is movably connected to the left part of the inner cavity of the connecting pipe 31, the air bag 6 is movably connected with the filling box 51 and the outer push plate 53, the air bag 6 can push the filling box 51 to move, the air bag 6 pushes the aluminum sulfate solution in the filling box 51 into the reaction box 21, and the aluminum sulfate solution is mixed with the mixed solution of sodium bicarbonate and foaming agent to react, so that foam for fire extinguishing is generated.
It should be noted that, the present invention is a household fire extinguisher based on expansion with heat and contraction with cold, when a fire occurs in a room, a user brings the fire extinguisher to a fire scene through the handle 17, then, standing in a place far away from the fire source, throws the fire extinguisher into the fire, so that the fire extinguisher is covered and baked by flames, during the burning process of the heat conducting plate 7, the heat conducting plate 7 is heated to increase the temperature, the air bag 6 connected with the heat conducting plate 7 is heated to expand, the volume of the air bag 6 is increased, during the volume increase of the air bag 6, the filling box 51 is pushed to move towards the reaction box 21 in the connecting pipe 31, during the movement of the filling box 51, the puncturing mechanism 4 is pushed to move in the connecting pipe 31, along with the movement of the filling box 51, the two side puncturing cones 43 on the puncturing mechanism 4 respectively puncture the first side aluminum foil 25 and the second side aluminum foil 54, and when the reaction box 21, the connecting plate 41 and the filling box 51 are connected together, the reaction box 21 and the filling box 51 are communicated with each other through two side piercing cones 43 and a connecting ring 42, at this time, the air bag 6 is still expanded, the expanded air bag 6 starts to push the outer push plate 53 to move, the outer push plate 53 pushes the inner push plate 52 to move in the filling box 51, the inner push plate 52 pushes the aluminum sulfate solution in the filling box 51 into the reaction box 21 to be mixed and reacted with the mixed solution of the sodium bicarbonate and the foaming agent in the reaction box 21, and thereby foam for fire extinguishing is generated, the foam for fire extinguishing fills the reaction box 21, the top plate 22 in the reaction box 21 is jacked up, the upper piercing cone 24 on the top plate 22 pierces the upper aluminum foil 26, the foam passes through the upper piercing cone 24 and the shell 11, and the foam enters the fire through the dispersion holes 18 on the shell 11, and thereby the fire extinguishing effect is achieved.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a domestic fire extinguisher based on expend with heat and contract with cold, includes suitcase (1), its characterized in that: set up reaction mechanism (2) in the middle of the inner chamber of suitcase (1), the equal fixedly connected with coupling mechanism (3) of left end and right-hand member of reaction mechanism (2), two equal swing joint in one side that is close to reaction mechanism (2) in the inner chamber of coupling mechanism (3) pierces through mechanism (4), two equal swing joint has filling mechanism (5) in the middle of the inner chamber of coupling mechanism (3), two equal swing joint has gasbag (6) in the inner chamber outside of coupling mechanism (3), reaction mechanism (2) and the equal joint of piercing through mechanism (4), pierce through mechanism (4) and filling mechanism (5) swing joint, filling mechanism (5) and gasbag (6) swing joint, the equal joint of left end and the right-hand member of suitcase (1) has heat-conducting plate (7), heat-conducting plate (7) and gasbag (6) swing joint, the two connecting mechanisms (3) are movably connected with the suitcase (1) in an inserting way.
2. The household fire extinguisher based on expansion with heat and contraction with cold as claimed in claim 1, wherein: suitcase (1) is including case shell (11), side draw-in groove (12) have all been seted up to the left end and the right-hand member of case shell (11), link (14), two in the equal fixedly connected with on the left internal face of case shell (11) and the right internal face equal fixedly connected with limiting plate (15) on the medial surface upper portion of interior link (14), preceding draw-in groove (13) have been seted up to the front end of case shell (11), the joint has apron (16) in preceding draw-in groove (13), the front end middle part fixedly connected with handle (17) of apron (16), scattered hole (18) have been seted up to the upper end of case shell (11).
3. The household fire extinguisher based on expansion with heat and contraction with cold as claimed in claim 2, wherein: side draw-in groove (12) run through the medial surface of interior link (14), side draw-in groove (12) are in the same place with heat-conducting plate (7) joint, the rear end face of apron (16) and the preceding terminal surface contact of interior link (14), apron (16) are through screw fixed connection on link (14) including, scattered hole (18) are provided with a plurality ofly and are the tabular distribution.
4. The household fire extinguisher based on expansion with heat and contraction with cold as claimed in claim 1, wherein: reaction mechanism (2) are including reaction box (21), reaction box (21) inner chamber upper portion swing joint has roof (22), through-hole (23) have been seted up at the middle part of roof (22), pierce through awl (24) on the upper end fixedly connected with of roof (22), the left end and the equal joint of right-hand member of reaction box (21) have one side aluminium foil (25), the upper end joint of reaction box (21) has last aluminium foil (26), reaction box (21) swing joint is in case shell (11).
5. The household fire extinguisher based on expansion with heat and contraction with cold as claimed in claim 4, wherein: the upper piercing cone (24) is communicated with the through hole (23), the vertex angle of the upper piercing cone (24) is in contact with the lower end face of the upper aluminum foil (26), and a mixed solution of sodium bicarbonate and a foaming agent is filled in the reaction box (21).
6. The household fire extinguisher based on expansion with heat and contraction with cold as claimed in claim 1, wherein: coupling mechanism (3) are including connecting pipe (31), connecting pipe (31) are the rectangular pipe, a set of spout (32) have all been seted up to the right part of the back internal face of connecting pipe (31) and the right part of preceding internal face, spout (32) set up to two for every group, the equal fixedly connected with of middle part of the back internal face of connecting pipe (31) and the middle part of preceding internal face a set of stopper (33), stopper (33) set up to five for every group, the right-hand member of connecting pipe (31) and the left end fixed connection of reaction box (21), the up end of connecting pipe (31) and the lower extreme swing joint of limiting plate (15).
7. The household fire extinguisher based on expansion with heat and contraction with cold as claimed in claim 1, wherein: the puncturing mechanism (4) comprises a connecting plate (41), a connecting ring (42) is fixedly connected to the middle of the connecting plate (41) in an inserting mode, a side puncturing cone (43) is fixedly connected to the left end and the right end of the connecting ring (42) in an equal mode, the two sides puncturing cones (43) are communicated, a group of sliding blocks (44) is fixedly connected to the left end and the right end of the connecting plate (41) in an equal mode, the two sliding blocks (44) are arranged in each group, the connecting plate (41) is movably connected to the inside of the connecting pipe (31), and the sliding blocks (44) are movably connected into the sliding grooves (32).
8. The household fire extinguisher based on expansion with heat and contraction with cold as claimed in claim 1, wherein: fill mechanism (5) including filling case (51), swing joint has interior push pedal (52) on the left internal face of filling case (51), the left end fixedly connected with of interior push pedal (52) pushes away board (53), the left end of pushing away board (53) and filling case (51) alternates swing joint, the right-hand member joint of filling case (51) has No. two side aluminium foils (54), a set of spacing groove (55) have all been seted up to the left end front portion and the left end rear portion of filling case (51), spacing groove (55) set up to five of every group.
9. The household fire extinguisher based on expansion with heat and contraction with cold as claimed in claim 8, wherein: fill case (51) swing joint in the inner chamber middle part of connecting pipe (31), spacing groove (55) and stopper (33) joint, it is filled with aluminium sulfate solution to fill case (51).
10. The household fire extinguisher based on expansion with heat and contraction with cold as claimed in claim 1, wherein: gasbag (6) swing joint is in the inner chamber left part of connecting pipe (31), gasbag (6) and packing case (51) and outer push pedal (53) all swing joint.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011013525.0A CN112206438A (en) | 2020-09-23 | 2020-09-23 | Domestic fire extinguisher based on expend with heat and contract with cold |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011013525.0A CN112206438A (en) | 2020-09-23 | 2020-09-23 | Domestic fire extinguisher based on expend with heat and contract with cold |
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| CN206950503U (en) * | 2017-07-21 | 2018-02-02 | 孙均辉 | A kind of fire fire extinguishing ball thrown |
| US20190030383A1 (en) * | 2017-07-28 | 2019-01-31 | Richard Bovensiep | Foam delivery system |
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| CN108905018A (en) * | 2018-06-07 | 2018-11-30 | 武汉工程大学 | A kind of forest fire protector |
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