CN111744127A - Throwing type fire extinguishing device - Google Patents
Throwing type fire extinguishing device Download PDFInfo
- Publication number
- CN111744127A CN111744127A CN202010633021.2A CN202010633021A CN111744127A CN 111744127 A CN111744127 A CN 111744127A CN 202010633021 A CN202010633021 A CN 202010633021A CN 111744127 A CN111744127 A CN 111744127A
- Authority
- CN
- China
- Prior art keywords
- conical shell
- liquid storage
- foam
- lower conical
- fire extinguishing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000006260 foam Substances 0.000 claims abstract description 47
- 239000007788 liquid Substances 0.000 claims abstract description 42
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims abstract description 22
- 238000005507 spraying Methods 0.000 claims abstract description 16
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims abstract description 11
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims abstract description 11
- 235000017557 sodium bicarbonate Nutrition 0.000 claims abstract description 11
- 239000004088 foaming agent Substances 0.000 claims abstract description 7
- 238000007599 discharging Methods 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 239000000243 solution Substances 0.000 description 10
- 239000000919 ceramic Substances 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000011550 stock solution Substances 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C19/00—Hand fire-extinguishers in which the extinguishing substance is expelled by an explosion; Exploding containers thrown into the fire
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
- A62C31/05—Nozzles specially adapted for fire-extinguishing with two or more outlets
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
- A62C31/12—Nozzles specially adapted for fire-extinguishing for delivering foam or atomised foam
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/28—Accessories for delivery devices, e.g. supports
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a throwing type fire extinguishing device which comprises an upper conical shell and a lower conical shell, wherein the upper conical shell is connected with the lower conical shell through a plurality of bolts, an annular cavity is arranged between the upper conical shell and the lower conical shell, aluminum sulfate and foaming agent are filled in the annular cavity, liquid storage cavities are formed in the middle parts of the upper conical shell and the lower conical shell, abutting plates are arranged in the liquid storage cavities, pistons are arranged on the side walls of a pad, sodium bicarbonate solution is filled in the liquid storage cavities, the liquid storage cavities are connected with liquid outlet pipes extending into the annular cavity, a plurality of liquid outlet holes are formed in the side walls of the liquid outlet pipes, circular cavities are formed in the abutting plates, two abutting blocks are arranged in the circular cavities, and the two abutting blocks are elastically connected through first springs. The rotary fire extinguishing device is reasonable in structure, small in size, simple to operate, capable of being directly put into fire for use, capable of spraying a large amount of foam to cover a fire source in a rotary mode, and good in fire extinguishing effect.
Description
Technical Field
The invention relates to the technical field of fire extinguishing devices, in particular to a throwing type fire extinguishing device.
Background
The fire extinguishing device is another way of saying the fire extinguishing product, and nowadays people's reference to the fire extinguishing product is in addition to "fire extinguishing device" also: fire extinguishing equipment, a fire extinguishing system, fire extinguishing equipment, a fire extinguisher, fire extinguishing agents and fire extinguishing agents.
Present extinguishing device is with various fire extinguishers many, and its use is according to certain operating procedure with the material in the fire extinguisher through the nozzle blowout, covers on the fire source to reach the final purpose of putting out a fire of isolated air, traditional fire extinguisher uses comparatively troublesome, and the majority people can not use, and spray the area limited.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a throwing type fire extinguishing device which is small in size, can be directly thrown into fire for use, is simple to operate, can be used for spraying a large amount of foam to cover a fire source in a rotating mode, and is good in fire extinguishing effect.
In order to achieve the purpose, the invention adopts the following technical scheme:
a throwing-in type fire extinguishing device comprises an upper conical shell and a lower conical shell, wherein the upper conical shell is connected with the lower conical shell through a plurality of bolts, an annular cavity is arranged between the upper conical shell and the lower conical shell, aluminum sulfate and foaming agent are filled in the annular cavity, liquid storage cavities are formed in the middle parts of the upper conical shell and the lower conical shell, a butt plate is arranged in each liquid storage cavity, a piston is arranged on the side wall of the butt plate, sodium bicarbonate solution is filled in each liquid storage cavity, the liquid storage cavities are connected with liquid outlet pipes extending into the annular cavity, a plurality of liquid outlet holes are formed in the side wall of each liquid outlet pipe, a round cavity is formed in each butt plate, two butt blocks are arranged in each round cavity and elastically connected through a first spring, wedge blocks penetrating through the round cavities are fixed on the side walls of the two butt blocks which are back to each other, and wedge grooves matched with the wedge blocks are formed in the inner walls of the round cavities, through second spring elastic connection between the bottom of support plate and the interior bottom of stock solution chamber, the tip department of going up conical shell and lower conical shell all is fixed with the striking plate, the surface of striking plate inlays and is equipped with piezoceramics piece, piezoceramics piece's both ends and first spring both ends electric connection, the both sides that go up conical shell back on the back mutually all are equipped with the spout foam mouth with annular cavity intercommunication, all install the pressure valve in spout foam mouth and the drain pipe.
Preferably, a filling pipe communicated with the liquid storage cavity penetrates through the impact plate, a one-way valve is installed in the filling pipe, and a sealing gasket is arranged at the clamping position of the upper conical shell and the lower conical shell.
Preferably, the interior bottom of annular cavity is equipped with elastic airbag, the lateral wall that lower toper casing carried on the back mutually all is equipped with the play foam pipe with annular cavity intercommunication, the lateral wall of going out foam pipe is equipped with a plurality of foam outlet, the contained angle between play foam pipe and the foam spout mouth is the degree, be equipped with the bar chamber in the lower toper casing, the interior bottom in bar chamber is provided with folding gasbag, through trachea intercommunication between folding gasbag and elastic airbag, folding gasbag's upper end is fixed with the baffle that extends to the intraductal of foam outlet, the lateral wall of baffle is equipped with the opening, the interior top of play foam pipe is equipped with the recess, the upper end of baffle extend to in the recess and with the recess inner wall between through third spring elastic connection.
Compared with the prior art, the invention has the beneficial effects that:
1. through the connected form of last conical shell and lower conical shell, whole volume is less, is convenient for deposit, during the use directly put into the fire source can, easy operation, piezoceramics piece and ground striking are first spring power supply shrink to in injecting the sodium bicarbonate solution into the aluminum sulfate under the effect of second spring, produce a large amount of foams and spout around, directly put out a fire from the fire source is inside, the fire control effect is good.
2. Through setting up filling pipe and bolt, can wholly retrieve, the raw materials cycle that annotates once more is used.
3. A large amount of foam is generated in the annular chamber, the internal pressure is increased, the elastic air bag is extruded, and the air is extruded into the folding air bag, so that the opening on the baffle is communicated with the foam outlet pipe, part of the foam is sprayed out of the foam outlet pipe, a pair of force coupling distances is provided, and the whole body rotates according to the angular momentum principle, so that a larger spraying range is obtained, and the fire extinguishing effect is further improved.
Drawings
FIG. 1 is a schematic view of a fire extinguishing apparatus according to the present invention;
FIG. 2 is an enlarged schematic view of the fire extinguishing apparatus at the location A;
FIG. 3 is a schematic view of an embodiment 2 of a drop fire suppression apparatus according to the present invention;
FIG. 4 is a schematic front view of a drop fire suppression apparatus according to the present invention;
fig. 5 is an enlarged schematic view of the structure at the position B of the drop fire extinguishing apparatus provided by the invention.
In the figure: the device comprises a lower conical shell 1, a striking plate 2, a piezoelectric ceramic plate 3, a filling pipe 4, a sodium bicarbonate solution 5, a liquid outlet pipe 6, aluminum sulfate 7, a foam spraying port 8, a pressure valve 9, a bolt 10, an upper conical shell 11, a piston 12, a pushing block 13, a first spring 14, a second spring 15, a liquid storage cavity 16, a wedge-shaped block 17, a pushing plate 18, an elastic air bag 19, a foam outlet pipe 20, a third spring 21, a baffle 22, a folding air bag 23 and a strip-shaped cavity 24.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Example 1
Referring to fig. 1-2, a throwing type fire extinguishing device comprises an upper conical shell 11 and a lower conical shell 1, wherein the upper conical shell 11 is connected with the lower conical shell 1 through a plurality of bolts 10, an annular cavity is arranged between the upper conical shell 11 and the lower conical shell 1, aluminum sulfate 7 and foaming agent are filled in the annular cavity, liquid storage cavities 16 are respectively arranged at the middle parts of the upper conical shell 11 and the lower conical shell 1, a butt plate 18 is arranged in the liquid storage cavity 16, a piston 12 is arranged on the side wall of the butt plate 18, sodium bicarbonate solution 5 is filled in the liquid storage cavity 16, the liquid storage cavity 16 is connected with a liquid outlet pipe 6 extending into the annular cavity, a plurality of liquid outlet holes are arranged on the side wall of the liquid outlet pipe 6, a circular cavity is arranged in the butt plate 18, two butt blocks 13 are arranged in the circular cavity, the two butt blocks 13 are elastically connected through a first spring 14, wedge blocks 17 penetrating through the circular cavity are fixed on the opposite side, the inner wall of the liquid storage cavity 16 is provided with a wedge-shaped groove matched with the wedge-shaped block 17, the bottom of the abutting plate 18 is elastically connected with the inner bottom of the liquid storage cavity 16 through a second spring 15, and the tip ends of the upper conical shell 11 and the lower conical shell 1 are fixed with the impact plate 2.
The impact plate 2 is provided with a filling pipe 4 communicated with a liquid storage cavity 16 in a penetrating mode, a one-way valve is installed in the filling pipe 4, a sealing gasket is arranged at the joint of the upper conical shell 11 and the lower conical shell 1, the device can be recovered after use, only a plurality of bolts are required to be unscrewed, the upper conical shell 11 and the lower conical shell 1 can be separated, aluminum sulfate and foaming agent are reloaded after the inner sediment is poured out, sodium bicarbonate solution is injected through the filling pipe 4, the abutting plate 18 is reset for next use, the piezoelectric ceramic plate 3 is embedded in the surface of the impact plate 2, two ends of the piezoelectric ceramic plate 3 are electrically connected with two ends of the first spring 14, both sides of the upper conical shell 11 opposite to each other are provided with foam spraying ports 8 communicated with the annular cavity, and pressure valves 9 are installed in the foam spraying ports 8 and the liquid outlet pipe 6.
When a fire disaster occurs, the device can be taken and directly thrown into a fire source, because the device adopts the form of the upper conical shell 11 and the lower conical shell 1, no matter the device is thrown at any angle, any one of the upper and lower tip ends of the shell can collide with the ground finally, the current generated after the piezoelectric ceramic plate 3 collides with the ground supplies power for the first spring 14, the first spring 14 is equivalent to an electrified solenoid when electrified, each circle of spring is equivalent to annular current, the current direction in each circle of spring is the same, according to the mutual attraction between the currents in the same direction, each circle of spring is mutually attracted with the adjacent spring, so that the whole first spring 14 can be contracted, the wedge block 17 is pulled to enter the circular cavity through the two abutting blocks 13, the wedge block 17 leaves the wedge-shaped groove, the abutting plate 18 is instantly released under the elastic action of the second spring 15, the sodium bicarbonate solution 5 in the liquid storage cavity 16 is compressed through the piston 12, after reaching a certain pressure, the pressure valve in the liquid outlet pipe 6 is opened, and sodium bicarbonate solution 5 enters the aluminum sulfate through a plurality of liquid outlet holes to perform double hydrolysis reaction as follows: al3+ +3HCO 3-AlOH 3 precipitates +3CO2 gas, a large amount of CO2 gas is sprayed out through the two foam spraying ports 8, a large amount of foam is generated along with the foaming agent, the foam is sprayed outwards from the inner wall of the fire source, the fire source is covered, and the fire extinguishing effect is good; after the device is used, the device can be recovered, the upper conical shell 11 and the lower conical shell 1 can be separated only by unscrewing a plurality of bolts, aluminum sulfate and foaming agent are reloaded after the internal precipitate is poured out, sodium bicarbonate solution is injected through the filling pipe 4, and the abutting plate 18 is reset for next use.
Example 2
Referring to fig. 3-5, this embodiment is different from embodiment 1 in that an elastic airbag 19 is disposed at an inner bottom of the annular chamber, foam discharging pipes 20 communicated with the annular chamber are disposed on side walls of the lower conical shell 1 opposite to each other, a plurality of foam discharging holes are disposed on the side walls of the foam discharging pipes 20, an included angle between the foam discharging pipes 20 and the foam spraying port 8 is 30 degrees, a strip-shaped cavity 24 is disposed in the lower conical shell 1, a folded airbag 23 is disposed at the inner bottom of the strip-shaped cavity 24, the folded airbag 23 is communicated with the elastic airbag 19 through an air pipe, a baffle 22 extending into the foam discharging pipe 20 is fixed at an upper end of the folded airbag 23, an opening is disposed on a side wall of the baffle 22, a groove is disposed at an inner top of the foam discharging pipe 20, and an upper end of the baffle 22 extends into the groove and is elastically connected with.
As the amount of the foam sprayed out of the two foam spraying ports 8 is approximately equal, namely, an equal and opposite force is provided for two sides of the device body, the position of the rotating center of mass of the device is kept unchanged, the sodium bicarbonate solution 5 continuously reacts with the aluminum sulfate 7, the air pressure in the annular chamber is gradually increased, so that the elastic air bag 19 is extruded, the air in the elastic air bag 19 is extruded into the folding air bag 23 through the air pipe, the folding air bag 23 is inflated and expanded to drive the baffle plate 22 to move upwards, so that the opening is communicated with the foam outlet pipe 20, at the moment, the foam is sprayed out through the foam outlet pipe 20, as the included angle between the foam outlet pipe 20 and the foam spraying ports 8 is 30 degrees, namely, a pair of force coupling distances are provided at the positions where the two foam spraying ports 8 are linearly offset, the whole body rotates according to the angular momentum principle, so that a larger spraying range is obtained.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (3)
1. The throwing type fire extinguishing device comprises an upper conical shell (11) and a lower conical shell (1), and is characterized in that the upper conical shell (11) is connected with the lower conical shell (1) through a plurality of bolts (10), an annular cavity is arranged between the upper conical shell (11) and the lower conical shell (1), aluminum sulfate (7) and foaming agent are arranged in the annular cavity, liquid storage cavities (16) are arranged in the middle parts of the upper conical shell (11) and the lower conical shell (1), a butt plate (18) is arranged in the liquid storage cavities (16), a piston (12) is arranged on the side wall of the butt plate (18), sodium bicarbonate solution (5) is arranged in the liquid storage cavities (16), the liquid storage cavities (16) are connected with liquid outlet pipes (6) extending into the annular cavity, and a plurality of liquid outlet holes are formed in the side wall of the liquid outlet pipes (6), the utility model discloses a foam spraying device, including support plate (18), be equipped with the circle chamber in the circle chamber, be equipped with two support piece (13), two support between piece (13) through first spring (14) elastic connection, two support piece (13) lateral wall that carries on the back mutually all be fixed with wedge (17) that run through the circle chamber, the inner wall of liquid storage chamber (16) is equipped with the wedge groove with wedge (17) complex, support through second spring (15) elastic connection between the bottom of board (18) and the interior bottom of liquid storage chamber (16), it all is fixed with striking plate (2) with the point department of lower conical shell (1) to go up conical shell (11), the surface of striking plate (2) inlays and is equipped with piezoceramics piece (3), the both ends and first spring (14) both ends electric connection of piezoceramics piece (3), the both sides that go up conical shell (11) back on the back mutually all are equipped with the foam-spraying mouth (8) that communicate with the annular chamber, and pressure valves (9) are respectively arranged in the foam spraying port (8) and the liquid outlet pipe (6).
2. A throw-in fire extinguishing apparatus according to claim 1, wherein a filling pipe (4) communicated with a liquid storage chamber (16) penetrates through the impact plate (2), a one-way valve is installed in the filling pipe (4), and a sealing gasket is arranged at the joint of the upper conical shell (11) and the lower conical shell (1).
3. A throwing fire extinguishing apparatus according to claim 1, wherein an elastic air bag (19) is arranged at the inner bottom of the annular chamber, foam discharging pipes (20) communicated with the annular chamber are arranged on the opposite side walls of the lower conical shell (1), a plurality of foam discharging holes are formed in the side walls of the foam discharging pipes (20), the included angle between the foam discharging pipes (20) and the foam spraying ports (8) is 30 degrees, a strip-shaped cavity (24) is arranged in the lower conical shell (1), a folding air bag (23) is arranged at the inner bottom of the strip-shaped cavity (24), the folding air bag (23) is communicated with the elastic air bag (19) through an air pipe, a baffle plate (22) extending into the foam discharging pipes (20) is fixed at the upper end of the folding air bag (23), an opening is formed in the side wall of the baffle plate (22), and a groove is formed in the inner top of the foam discharging pipes (20), the upper end of the baffle plate (22) extends into the groove and is elastically connected with the inner wall of the groove through a third spring (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010633021.2A CN111744127B (en) | 2020-07-02 | 2020-07-02 | Throwing type fire extinguishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010633021.2A CN111744127B (en) | 2020-07-02 | 2020-07-02 | Throwing type fire extinguishing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111744127A true CN111744127A (en) | 2020-10-09 |
| CN111744127B CN111744127B (en) | 2021-10-29 |
Family
ID=72678980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010633021.2A Active CN111744127B (en) | 2020-07-02 | 2020-07-02 | Throwing type fire extinguishing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN111744127B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114344776A (en) * | 2022-01-06 | 2022-04-15 | 浙江华神消防科技有限公司 | Novel fire extinguishing device and preparation method |
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2020
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|---|---|---|---|---|
| GB535967A (en) * | 1940-03-19 | 1941-04-28 | Pyrene Co Ltd | Improvements in fire extinguishers |
| CN2430999Y (en) * | 1999-05-14 | 2001-05-23 | 尹大林 | Buried alarm bomb for forest fireproof |
| CN2533903Y (en) * | 2002-04-09 | 2003-02-05 | 刘艳昭 | Fire-extinguishing bomb |
| CN2574716Y (en) * | 2002-07-30 | 2003-09-24 | 刘欣传 | Ultrasonic speed aerosol dry powder automatic fire extinguisher |
| DE20300457U1 (en) * | 2003-01-13 | 2003-04-10 | Tsao Wen Tuno | Firemen grenade |
| EP2711053A1 (en) * | 2012-09-21 | 2014-03-26 | Minimax GmbH & Co KG | Triggering device for an extinguishing agent container |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114344776A (en) * | 2022-01-06 | 2022-04-15 | 浙江华神消防科技有限公司 | Novel fire extinguishing device and preparation method |
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|---|---|
| CN111744127B (en) | 2021-10-29 |
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