CN106983971A - Fuel tank ultrafine dry powder cold gas sol explosion suppression device - Google Patents
Fuel tank ultrafine dry powder cold gas sol explosion suppression device Download PDFInfo
- Publication number
- CN106983971A CN106983971A CN201710308298.6A CN201710308298A CN106983971A CN 106983971 A CN106983971 A CN 106983971A CN 201710308298 A CN201710308298 A CN 201710308298A CN 106983971 A CN106983971 A CN 106983971A
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- China
- Prior art keywords
- fire
- fuel tank
- shower nozzle
- dry powder
- cold gas
- 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.)
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- 239000002828 fuel tank Substances 0.000 title claims abstract description 82
- 239000000843 powder Substances 0.000 title claims abstract description 55
- 238000004880 explosion Methods 0.000 title claims abstract description 33
- 230000001629 suppression Effects 0.000 title claims abstract description 33
- 239000002360 explosive Substances 0.000 claims abstract description 34
- 239000000126 substance Substances 0.000 claims abstract description 17
- 239000007921 spray Substances 0.000 claims abstract description 9
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 6
- 230000035515 penetration Effects 0.000 claims description 29
- 210000004907 gland Anatomy 0.000 claims description 17
- 238000001514 detection method Methods 0.000 claims description 10
- 230000035945 sensitivity Effects 0.000 abstract description 2
- 230000001052 transient effect Effects 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 description 5
- 238000005474 detonation Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
Classifications
-
- 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
- A62C3/07—Fire prevention, containment or extinguishing specially adapted for particular objects or places in vehicles, e.g. in road vehicles
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 kind of fuel tank ultrafine dry powder cold gas sol explosion suppression device, including connecting seat, shower nozzle, fire drencher, control board and pressure sensor, connecting seat is fixedly connected on fuel tank by screw, and through hole is provided with connecting seat；The upper end of shower nozzle is connected with the lower surface of connecting seat, and the lower end of shower nozzle, which is provided with fire-fighting joint, the side wall of shower nozzle, is provided with multiple spray orifices；Ultra-fine dry powder extinguishing agent is filled with fire drencher and starts explosive, the upper end of fire drencher is connected with shower nozzle, and diaphragm is provided between fire drencher and shower nozzle；Control board is electrically connected by time break line with starting explosive；Pressure sensor is arranged in fuel tank, and pressure sensor is electrically connected by pressure signal line with control board.The present invention uses high sensitivity pressure sensor real-time capture tank internal pressure, starts fuel tank ultrafine dry powder cold gas sol explosion suppression device when pressure transient change reaches setting value, and extinguishing chemical is discharged into datonation-inhibition to fuel tank progress to fuel tank internal by shower nozzle.
Description
Technical field
The invention belongs to automobile technical field of fire control, more particularly to a kind of fuel tank ultrafine dry powder cold gas sol explosion suppression device.
Background technology
Fuel tank is the important component of motor vehicles, should have higher security, after being hit with anti-vehicle because
Fuel tank is on fire to explode, and causes the further serious damage of vehicle, personal safety is endangered, so for the fuel tank of motor vehicles
Protected working need constantly be improved.
The content of the invention
To solve problem above, the present invention provides a kind of fuel tank ultrafine dry powder cold gas sol explosion suppression device, and its principle is to adopt
With high sensitivity pressure sensor real-time capture tank internal pressure, start fuel tank when pressure transient change reaches setting value super
Thin dry powder cold gas sol explosion suppression device, ultra-fine dry powder extinguishing agent is discharged to fuel tank internal by shower nozzle to reach datonation-inhibition mesh
's.
In order to achieve the above object, the present invention is solved using following technical scheme.
A kind of fuel tank ultrafine dry powder cold gas sol explosion suppression device, including connecting seat, shower nozzle, fire drencher, control board and
Pressure sensor, the connecting seat is directly or indirectly fixedly connected on fuel tank by screw, is provided with the connecting seat logical
Hole；One end of the shower nozzle is connected with connecting seat, and the other end of the shower nozzle is provided with fire-fighting joint, the side of the shower nozzle
Multiple spray orifices are provided with wall；Ultrafine dry powder cold gas sol extinguishing chemical is filled with the fire drencher and starts explosive, it is described to disappear
The port of anti-cylinder is connected with the fire-fighting joint of the shower nozzle, is provided between the fire-fighting joint of the fire drencher and the shower nozzle
Diaphragm；The control board is electrically connected by time break line with the startup explosive；The pressure sensor is arranged on institute
State in fuel tank, the pressure sensor is electrically connected by pressure signal line with the control board.
According to the fuel tank ultra-fine dry powder explosion suppression device of the present invention, it only need to connect seat with screw when mounted and be fixedly connected
The edge for the mounting hole reserved on fuel tank, makes shower nozzle and fire drencher stretch into fuel tank.Set between fire drencher and shower nozzle
Diaphragm can prevent fluid in fuel tank from entering in fire drencher, so as to avoid ultrafine dry powder cold gas sol extinguishing chemical and start explosive
It is contaminated；Pressure sensor is placed in fuel tank internal, the pressure for monitoring fuel tank internal in real time, and after fuel tank is on fire, pressure is passed
The pressure signal that sensor is detected can first pass through pressure signal line and be delivered to control board, when pressure signal reaches certain numerical value
When control board just can by time break line initiation start explosive, start explosive detonation moment can form high pressure, it is this
High pressure can promote ultrafine dry powder cold gas sol extinguishing chemical to make it break through after diaphragm to discharge to oil by the spray orifice on the wall of shower nozzle side again
Inside case, implement covering fire extinguishing to fuel tank internal, it is to avoid it explodes, so as to reach datonation-inhibition purpose.
As preferred, be provided with dividing plate in the fire drencher, the dividing plate by the fire drencher be divided into fire-fighting portion and
Test section, the fire-fighting portion and the test section have a port respectively, the ultrafine dry powder cold gas sol extinguishing chemical and described open
Dynamic explosive is arranged in the fire-fighting portion, and the connecting seat is connected with the port in the fire-fighting portion；The control board and
The pressure sensor is arranged in the test section, and telltale hole and power hole, the control circuit are provided with the dividing plate
Time break line on plate is connected through the telltale hole with the startup explosive, and the power line in the control board is worn
Cross described in the power hole pass-out outside fuel tank.
According to the fuel tank ultrafine dry powder cold gas sol explosion suppression device of the present invention, fire drencher is divided into by the dividing plate set in it
Fire-fighting portion and test section.Wherein the port in fire-fighting portion is connected through a screw thread with connecting seat；Accommodate in test section control board and
Time break line in pressure sensor, control board is connected through the telltale hole on dividing plate with starting explosive, control electricity
Power line on the plate of road is connected through pass-out fuel tank after the power hole on dividing plate with extraneous power supply, simplifies the structure of device, real
The signal detection for having showed the fuel tank ultrafine dry powder cold gas sol explosion suppression device of the present invention is integrated with fire-fighting fire extinguishing, and makes whole
Individual apparatus module, is mounted to after fuel tank, it is only necessary to can be used after switching on power.
It is described to start the side that explosive is arranged on the dividing plate, the ultrafine dry powder cold gas sol fire extinguishing as preferred
Agent is filled between the startup explosive and the diaphragm.
According to the fuel tank ultrafine dry powder cold gas sol explosion suppression device of the present invention, start the side that explosive is arranged on dividing plate, and
Ultrafine dry powder cold gas sol extinguishing chemical is filled between startup explosive and diaphragm, so can ensure that startup explosive is produced in detonation
Pushed at high pressure ultrafine dry powder cold gas sol extinguishing chemical break through after diaphragm and to be sprayed from the spray orifice of shower nozzle.
As preferred, penetration pipe, one end of the penetration pipe and wearing on the dividing plate are provided with the fire-fighting portion
String holes is connected, and the other end is stretched into the through hole on the connecting seat through the shower nozzle, the power supply in the control board
Line is passed through described in the penetration pipe pass-out outside connecting seat.
According to the fuel tank ultrafine dry powder cold gas sol explosion suppression device of the present invention, penetration pipe is the power line in control board
There is provided a passage, it is connected by penetration pipe from connecting seat pass-out with outer power supply, not only simplify power line
Installation, moreover it is possible to outside power line formed one layer of containment vessel.
As preferred, the port in the fire-fighting portion is internal thread interface, the internal thread interface and the shower nozzle lower end
Fire-fighting joint screw thread connection, be provided with first annular boss in the internal thread interface, the first annular boss with
The first pad and the first pressure ring are disposed between the end of the fire-fighting joint；Axle is provided with the middle part of the penetration pipe
Shoulder, is provided with threaded portion, the threaded portion on the threading tube wall on the upside of the shaft shoulder and is connected with nut, the shaft shoulder
It is set with the second pad and the second pressure ring successively between the nut；The diaphragm in a ring, the outer edge pressure of the diaphragm
Between first pad and first pressure ring, the inside edge of the diaphragm is pressed in second pad and second pressure
Between ring.
According to the fuel tank ultra-fine dry powder explosion suppression device of the present invention, the internal thread that the fire-fighting joint on shower nozzle stretches into fire drencher connects
It is threadedly coupled in mouthful with it, first annular boss in internal thread interface and is disposed with first between the end of fire-fighting joint
Pad and the first pressure ring, the first pad can form sealing between the outer edge and first annular boss of diaphragm, the first pressure ring with
First pad is squeezed in the both sides of the outer edge of diaphragm, and the inside edge of diaphragm is fixed；The shaft shoulder and nut on penetration pipe
Between be set with the second pad and the second pressure ring successively, the second pad can form sealing between the inside edge of diaphragm and the shaft shoulder,
Second pressure ring and the second pad are squeezed in the both sides of the inside edge of diaphragm, and the inside edge of diaphragm is fixed；The outside of diaphragm
Along being compressed between the first pad and the first pressure ring, the inside edge of diaphragm is compressed between the second pad and the second pressure ring,
The fire-fighting portion of fire drencher can thus be formed and sealed, prevent the fluid in fuel tank from super into pollution in the fire-fighting portion of fire drencher
Thin dry powder cold gas sol extinguishing chemical.
As preferred, the connecting hole that axially conducting is provided with connector, the connector is provided with the shower nozzle,
The end of the penetration pipe is stretched into the connecting hole, and the connector stretches out the connection through the through hole on the connecting seat
The outer surface of seat, the end of the connector is connected with first annular gland.
According to the fuel tank ultrafine dry powder cold gas sol explosion suppression device of the present invention, it is provided with and axially leads in the connector on shower nozzle
Logical connecting hole, the end of penetration pipe is stretched into connecting hole, and is passed with connector from the through hole on connecting seat to connection
The outer surface of seat, first annular gland is arranged on the end of connector, will not be hampered while can be to penetration pipe formation axial restraint
Hinder the export of the power line in penetration pipe.
As preferred, trim ring is set with the side wall of the detection head of the pressure sensor, the trim ring is fixed on institute
State in the port of the test section of fire drencher, O shapes are provided between the madial wall of the port of the trim ring and the test section
Circle.
According to the fuel tank ultrafine dry powder cold gas sol explosion suppression device of the present invention, connect on the side wall of the detection head of pressure sensor
Trim ring is connected to, trim ring is fixed in the lower port of the test section of fire drencher, on the one hand pressure sensor can be made to be supported, another
Aspect can play fixation to the detection head of pressure sensor；Pass through between the madial wall of the lower port of trim ring and test section
O-ring is sealed, and can prevent fuel oil from entering in test section.
As preferred, be connected with the second annular gland on the port of the test section, second annular gland it is interior
End is contacted with the lower surface of the trim ring, and the second ring-shaped step, second annular are additionally provided with the port of the test section
Air ring is provided between step and the trim ring.
According to the fuel tank ultrafine dry powder cold gas sol explosion suppression device of the present invention, the second annular gland is arranged on the end of test section
On mouth, the inner lower surface progress in the axial direction to trim ring of the second annular gland is spacing；It is additionally provided with the port of test section
Second ring-shaped step, is provided with air ring between the second ring-shaped step and trim ring, so ensure that trim ring is fixed on test section
Port.
As preferred, mounting hole is provided with the upper side wall of the fuel tank, the edge of the mounting hole is welded with flange
Ring, the shower nozzle and the fire drencher are stretched into the fuel tank from the mounting hole, and the flange ring passes through with the connecting seat
Multiple screws are connected.
According to the fuel tank ultrafine dry powder cold gas sol explosion suppression device of the present invention, mounting hole is provided with the upper side wall of fuel tank,
A flange ring is welded at the edge of mounting hole, shower nozzle and fire drencher pass through flange ring with connecting seat after mounting hole is stretched into
Screw is fixed, and promotes handling of the fuel tank ultrafine dry powder cold gas sol explosion suppression device of the present invention in fuel tank more to facilitate and fast
It is prompt.
Brief description of the drawings
The present invention is described in further details with specific embodiment below in conjunction with the accompanying drawings.
Fig. 1 is a kind of attachment structure signal of embodiment of the fuel tank ultrafine dry powder cold gas sol explosion suppression device of the present invention
Figure.
In Fig. 1：1 connecting seat；2 fuel tanks；3 shower nozzles；301 fire-fighting joints；302 spray orifices；303 connectors；4 fire drenchers；401
Ultrafine dry powder cold gas sol extinguishing chemical；402 start explosive；403 dividing plates；410 fire-fighting portions；411 internal thread interfaces；412 first rings
Shape boss；420 test sections；421 second ring-shaped steps；5 diaphragms；6 control boards；7 pressure sensors；8 penetration pipes；801 axles
Shoulder；9 first pads；10 first pressure rings；11 nuts；12 second pads；13 second pressure rings；14 first annular glands；15 trim rings；
16O shape circles；17 second annular glands；18 air rings；19 flange rings；20 power lines.
Embodiment
As shown in figure 1, embodiments of the invention propose a kind of fuel tank ultrafine dry powder cold gas sol explosion suppression device, including connection
Seat 1, shower nozzle 3, fire drencher 4, control board 6 and pressure sensor 7, the connecting seat 1 are fixedly connected on fuel tank 2 by screw
On, it is provided with through hole on the connecting seat 1；The upper end of the shower nozzle 3 is connected with the lower surface of connecting seat 1, the shower nozzle 3
Lower end is provided with fire-fighting joint 301, the side wall of the shower nozzle 3 and is provided with multiple spray orifices 302；It is filled with the fire drencher 4
Ultrafine dry powder cold gas sol extinguishing chemical 401 and startup explosive 402, the upper end of the fire drencher 4 are connected with the shower nozzle 3, institute
State and diaphragm 5 is provided between fire drencher 4 and the shower nozzle 3；The control board 6 is fried by time break line with described start
Medicine 402 is electrically connected；The pressure sensor 7 is arranged in the fuel tank 2, the pressure sensor 7 by pressure signal line with
The control board 6 is electrically connected.
In the embodiment above, fuel tank ultrafine dry powder cold gas sol explosion suppression device of the invention need to only use screw when mounted
The edge that seat 1 is fixedly connected on the mounting hole reserved on fuel tank 2 is connected, shower nozzle 3 and fire drencher 4 is stretched into fuel tank 2 i.e.
Can.The diaphragm 5 set between fire drencher 4 and shower nozzle 3 can prevent the fluid in fuel tank 2 from entering in fire drencher 4, so as to avoid ultra-fine
Dry powder cold gas sol extinguishing chemical 401 and startup explosive 402 are contaminated；Pressure sensor 7 is placed in inside fuel tank 2, for supervising in real time
The pressure surveyed inside fuel tank 2, after fuel tank 2 is on fire, the pressure signal that pressure sensor 7 is detected can first pass through pressure signal line
Control board 6 is delivered to, control board 6 can just be opened by time break line initiation when pressure signal reaches certain numerical value
Dynamic explosive 402, high pressure can be formed in detonation moment by starting explosive 402, and this high pressure can promote ultrafine dry powder cold gas sol to put out a fire
Agent 401 makes it break through after diaphragm 5 to discharge to fuel tank 2 by the spray orifice 302 on the side wall of shower nozzle 3 again, and the inside of fuel tank 2 is implemented
Covering fire extinguishing, it is to avoid it explodes, so as to reach datonation-inhibition purpose.
According to one embodiment of present invention, dividing plate 403 is provided with the fire drencher 4, the dividing plate 403 disappears described
Anti- cylinder 4 is divided into fire-fighting portion 410 and test section 420, the port of fire-fighting portion 410 upward, the port of test section 420 down,
The ultrafine dry powder cold gas sol extinguishing chemical 401 and the startup explosive 402 are arranged in the fire-fighting portion 410, the connection
Seat 1 is connected with the fire-fighting portion 410；The control board 6 and the pressure sensor 7 are arranged on the test section 420
Interior, the time break line being provided with the dividing plate 403 in telltale hole and power hole, the control board 6 passes through the letter
Number hole is connected with the startup explosive 402, and the power line 20 in the control board 6 is through described in the power hole pass-out
Outside fuel tank 2.
In the embodiment above, fire drencher 4 is divided into fire-fighting portion 410 and test section 420 by the dividing plate 403 set in it.
Wherein the port in fire-fighting portion 410 is connected through a screw thread with connecting seat 1；The interior receiving control board 6 and pressure of test section 420 are passed
Time break line in sensor 7, control board 6 is connected through the telltale hole on dividing plate 403 with starting explosive 402, controls
Power line 20 on circuit board 6 is connected through pass-out fuel tank 2 after the power hole on dividing plate 403 with extraneous power supply, simplifies device
Structure, realize the present invention fuel tank ultrafine dry powder cold gas sol explosion suppression device signal detection and the one of fire-fighting fire extinguishing
Change, and make whole device modularization, be mounted to after fuel tank 2, it is only necessary to can be used after switching on power.
According to one embodiment of present invention, the startup explosive 402 is arranged on the side of the dividing plate 403, described super
Thin dry powder cold gas sol extinguishing chemical 401 is filled between the startup explosive 402 and the diaphragm 5.
In the embodiment above, the side that explosive 402 is arranged on dividing plate 403 is started, and ultrafine dry powder cold gas sol is put out a fire
Agent 401 is filled between startup explosive 402 and diaphragm 5, so be can ensure that and is started the pushed at high pressure that explosive 402 is produced in detonation
Ultrafine dry powder cold gas sol extinguishing chemical 401 breaks through after diaphragm 5 and sprayed from the spray orifice 302 of shower nozzle 3.
According to one embodiment of present invention, penetration pipe 8, one end of the penetration pipe 8 are provided with the fire-fighting portion 410
It is connected with the threading hole on the dividing plate 403, the other end is stretched into the through hole on the connecting seat 1 through the shower nozzle 3, institute
The power line 20 in control board 6 is stated to pass through described in the pass-out of penetration pipe 8 outside connecting seat 1.
In the embodiment above, penetration pipe 8 provides a passage for the power line 20 in control board 6, passes through it
Crossing penetration pipe 8 can be connected from the pass-out of connecting seat 1 with outer power supply, not only simplify the installation of power line 20, moreover it is possible in power supply
Line 20 is outer to form one layer of containment vessel.
As shown in figure 1, according to one embodiment of present invention, the port in the fire-fighting portion 410 is internal thread interface 411,
The internal thread interface 411 is threadedly coupled with the fire-fighting joint 301 of the lower end of shower nozzle 3, in the internal thread interface 411
It is provided between first annular boss 412, the end of the first annular boss 412 and the fire-fighting joint 301 and sets gradually
There are the first pad 9 and the first pressure ring 10；The middle part of the penetration pipe 8 is provided with the shaft shoulder 801, positioned at the upside of the shaft shoulder 801
Be provided with the tube wall of penetration pipe 8 on threaded portion, the threaded portion and be connected with nut 11, the shaft shoulder 801 and the nut 11 it
Between be set with the second pad 12 and the second pressure ring 13 successively；In a ring, the outer edge of the diaphragm 5 is pressed in described the diaphragm 5
Between first pad 9 and first pressure ring 10, the inside edge of the diaphragm 5 is pressed in second pad 12 and second pressure
Between ring 13.
In the embodiment above, the fire-fighting joint 301 on shower nozzle 3 stretch into the internal thread interface 411 of fire drencher 4 with its spiral shell
Line is connected, and first annular boss 412 in internal thread interface 411 and is disposed with first between the end of fire-fighting joint 301
The pressure ring 10 of pad 9 and first, the first pad 9 can form sealing between the outer edge and first annular boss 412 of diaphragm 5, the
One pressure ring 10 and the first pad 9 are squeezed in the both sides of the outer edge of diaphragm 5, and the inside edge of diaphragm 5 is fixed；Penetration pipe 8
On the shaft shoulder 801 and nut 11 between be set with the second pad 12 and the second pressure ring 13 successively, the second pad 12 can be in diaphragm 5
Sealing is formed between inside edge and the shaft shoulder 801, the second pressure ring 13 and the second pad 12 are squeezed in the both sides of the inside edge of diaphragm 5,
The inside edge of diaphragm 5 is fixed；The outer edge of diaphragm 5 is compressed between the first pad 9 and the first pressure ring 10, diaphragm 5
Inside edge be compressed between the second pad 12 and the second pressure ring 13, can thus form close to the fire-fighting portion 410 of fire drencher 4
Envelope, prevents the fluid in fuel tank 2 from polluting ultrafine dry powder cold gas sol extinguishing chemical 401 into the fire-fighting portion 410 of fire drencher 4 is interior.
According to one embodiment of present invention, it is provided with connector 303, the connector 303 and sets on the shower nozzle 3
There is the connecting hole axially turned on, the end of the penetration pipe 8 is stretched into the connecting hole, the connector passes through the connecting seat
Through hole on 1 stretches out the outer surface of the connecting seat 1, and the end of the connector is connected with first annular gland 14.
In the embodiment above, the connecting hole of axially conducting, the end of penetration pipe 8 are provided with the connector 303 on shower nozzle 3
Portion is stretched into connecting hole, and is passed with connector 303 from the through hole on connecting seat 1 to the outer surface of connecting seat 1, the first ring
Shape gland 14 is arranged on the end of connector 303, will not be hindered in penetration pipe 8 while can be to the formation axial restraint of penetration pipe 8
Power line 20 export.
According to one embodiment of present invention, trim ring 15, institute are set with the side wall of the detection head of the pressure sensor 7
State trim ring 15 to be fixed in the port of the test section 420 of the fire drencher 4, the trim ring 15 and the test section 420
O-ring 16 is provided between the madial wall of port.
In the embodiment above, trim ring 15 is connected with the side wall of the detection head of pressure sensor 7, trim ring 15, which is fixed on, to disappear
In the lower port of the test section 420 of anti-cylinder 4, on the one hand pressure sensor 7 can be made to be supported, on the other hand pressure can be passed
The detection head of sensor 7 plays fixation；Entered between the madial wall of the lower port of trim ring 15 and test section 420 by O-ring 16
Row sealing, can prevent fuel oil from entering in test section 420.
According to one embodiment of present invention, the second annular gland 17 is connected with the port of the test section 420, it is described
The inner lower surface with the trim ring 15 of second annular gland 17 is contacted, and is additionally provided with the port of the test section 420
Second ring step 421, air ring 18 is provided between second ring-shaped step 421 and the trim ring 15.
In the embodiment above, the second annular gland 17 is arranged on the port of test section 420, the second annular gland 17
The inner lower surface progress in the axial direction to trim ring 15 is spacing；The second ring-shaped step is additionally provided with the port of test section 420
421, air ring 18 is provided between the second ring-shaped step 421 and trim ring 15, so ensures that trim ring 15 is fixed on test section
420 port.
According to one embodiment of present invention, mounting hole, the side of the mounting hole are provided with the upper side wall of the fuel tank 2
Along flange ring 19 is welded with, the shower nozzle 3 and the fire drencher 4 are stretched into the fuel tank 2 from the mounting hole, the flange ring
19 are connected with the connecting seat 1 by multiple screws.
In any of the above embodiment, mounting hole is provided with the upper side wall of fuel tank 2, one is welded at the edge of mounting hole
Flange ring 19, shower nozzle 3 and fire drencher 4 are fixed flange ring 19 with connecting seat 1 after mounting hole is stretched into by screw, promote this
Handling of the fuel tank ultrafine dry powder cold gas sol explosion suppression device of invention in fuel tank 2 are more conveniently and quickly.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these of the present invention change the scope for belonging to the claims in the present invention and its equivalent technologies with modification
Within, then the present invention is also intended to comprising including these changes and modification.
Claims (9)
1. a kind of fuel tank ultrafine dry powder cold gas sol explosion suppression device, it is characterised in that including：
Connecting seat (1), the connecting seat (1) is directly or indirectly fixedly connected on by screw on fuel tank (2), the connecting seat
(1) through hole is provided with；
Shower nozzle (3), one end of the shower nozzle (3) is connected with connecting seat (1), and the other end of the shower nozzle (3) is provided with fire-fighting
Multiple spray orifices (302) are provided with joint (301), the side wall of the shower nozzle (3)；
Ultrafine dry powder cold gas sol extinguishing chemical (401) is filled with fire drencher (4), the fire drencher (4) and starts explosive
(402), the port of the fire drencher (4) is connected with the fire-fighting joint (301) of the shower nozzle (3), the fire drencher (4) and institute
Diaphragm (5) is provided between the fire-fighting joint (301) for stating shower nozzle (3)；
Control board (6), the control board (6) is electrically connected by time break line with the startup explosive (402)；
Pressure sensor (7), the pressure sensor (7) is arranged in the fuel tank (2), and the pressure sensor (7) passes through
Pressure signal line is electrically connected with the control board (6).
2. fuel tank ultrafine dry powder cold gas sol explosion suppression device according to claim 1, it is characterised in that the fire drencher
(4) dividing plate (403) is provided with, the fire drencher (4) is divided into fire-fighting portion (410) and test section by the dividing plate (403)
(420), there is port, the ultrafine dry powder cold gas sol fire extinguishing respectively on the fire-fighting portion (410) and the test section (420)
Agent (401) and the startup explosive (402) are arranged in the fire-fighting portion (410), the connecting seat (1) and the fire-fighting portion
(410) port is connected；The control board (6) and the pressure sensor (7) are arranged on the test section (420)
Interior, the time break line being provided with the dividing plate (402) on telltale hole and power hole, the control board (6) passes through institute
State telltale hole with the startup explosive (402) to be connected, the power line (20) on the control board (6) passes through the power supply
Fuel tank (2) described in the pass-out of hole is outside.
3. fuel tank ultrafine dry powder cold gas sol explosion suppression device according to claim 2, it is characterised in that the startup explosive
(402) side of the dividing plate (403) is arranged on, the ultrafine dry powder cold gas sol extinguishing chemical (401) is filled in the startup
Between explosive (402) and the diaphragm (5).
4. fuel tank ultrafine dry powder cold gas sol explosion suppression device according to claim 2, it is characterised in that the fire-fighting portion
(410) penetration pipe (8) is provided with, one end of the penetration pipe (8) is connected with the threading hole on the dividing plate (403), separately
One end is stretched into the through hole on the connecting seat (1) through the shower nozzle (3), the power line on the control board (6)
(20) through connecting seat (1) described in the penetration pipe (8) pass-out outside.
5. fuel tank ultrafine dry powder cold gas sol explosion suppression device according to claim 4, it is characterised in that the fire-fighting portion
(410) port is internal thread interface (411), the internal thread interface (411) and the fire-fighting joint on the shower nozzle (3)
(301) it is threadedly coupled, first annular boss (412), the first annular boss is provided with the internal thread interface (411)
(412) the first pad (9) and the first pressure ring (10) are disposed between the end of the fire-fighting joint (301)；It is described to wear
The shaft shoulder (801) is provided with the middle part of spool (8), screw thread is provided with penetration pipe (8) tube wall on the upside of the shaft shoulder (801)
Nut (11) is connected with portion, the threaded portion, the second pad is set with successively between the shaft shoulder (801) and the nut (11)
Piece (12) and the second pressure ring (13)；In a ring, the outer edge of the diaphragm (5) is pressed in first pad (9) to the diaphragm (5)
Between first pressure ring (10), the inside edge of the diaphragm (5) is pressed in second pad (12) and second pressure ring
(13) between.
6. fuel tank ultrafine dry powder cold gas sol explosion suppression device according to claim 4, it is characterised in that the shower nozzle (3)
On be provided with connector (303), the connector (303) and be provided with axial connecting hole, the end of the penetration pipe (8) is stretched
Enter in the connecting hole, the connector (303) stretches out the outer of the connecting seat (1) through the through hole on the connecting seat (1)
Surface, the end of the connector (303) is connected with first annular gland (14).
7. fuel tank ultrafine dry powder cold gas sol explosion suppression device according to claim 2, it is characterised in that the pressure sensing
Trim ring (15) is set with the side wall of the detection head of device (7), the trim ring (15) is fixed on the detection of the fire drencher (4)
In the port in portion (420), O-ring is provided between the madial wall of the port of the trim ring (15) and the test section (420)
(16)。
8. fuel tank ultrafine dry powder cold gas sol explosion suppression device according to claim 7, it is characterised in that the test section
(420) the second annular gland (17) is connected with port, the inner of second annular gland (17) is pressed in the trim ring
(15) the second ring-shaped step (421), second annular table are additionally provided with lower surface, the port of the test section (420)
Air ring (18) is provided between rank (421) and the trim ring (15).
9. fuel tank ultrafine dry powder cold gas sol explosion suppression device according to any one of claim 1 to 8, it is characterised in that
Mounting hole is provided with the upper side wall of the fuel tank (2), the edge of the mounting hole is welded with flange ring (19), the shower nozzle
(3) stretched into the fire drencher (4) from the mounting hole in the fuel tank (2), the flange ring (19) and the connecting seat (1)
It is connected by multiple screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710308298.6A CN106983971A (en) | 2017-05-04 | 2017-05-04 | Fuel tank ultrafine dry powder cold gas sol explosion suppression device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710308298.6A CN106983971A (en) | 2017-05-04 | 2017-05-04 | Fuel tank ultrafine dry powder cold gas sol explosion suppression device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106983971A true CN106983971A (en) | 2017-07-28 |
Family
ID=59417499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710308298.6A Pending CN106983971A (en) | 2017-05-04 | 2017-05-04 | Fuel tank ultrafine dry powder cold gas sol explosion suppression device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106983971A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110812736A (en) * | 2019-03-04 | 2020-02-21 | 李芊蓉 | Electric power control automatic arc extinguishing explosion suppression device based on purple and infrared optical detection |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2225501Y (en) * | 1995-05-18 | 1996-04-24 | 路成岩 | Siphon pumping water toilet cistern |
| CN201631954U (en) * | 2010-04-12 | 2010-11-17 | 国营九六一三厂 | Aerosol self-extinguishing device |
| CN205036927U (en) * | 2015-08-31 | 2016-02-17 | 江山市瑞申机械有限公司 | Pressure reducing valve's film case structure |
| CN105536176A (en) * | 2016-01-29 | 2016-05-04 | 西安新竹防灾救生设备有限公司 | Oil tank extinguishment and explosion suppression device |
-
2017
- 2017-05-04 CN CN201710308298.6A patent/CN106983971A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2225501Y (en) * | 1995-05-18 | 1996-04-24 | 路成岩 | Siphon pumping water toilet cistern |
| CN201631954U (en) * | 2010-04-12 | 2010-11-17 | 国营九六一三厂 | Aerosol self-extinguishing device |
| CN205036927U (en) * | 2015-08-31 | 2016-02-17 | 江山市瑞申机械有限公司 | Pressure reducing valve's film case structure |
| CN105536176A (en) * | 2016-01-29 | 2016-05-04 | 西安新竹防灾救生设备有限公司 | Oil tank extinguishment and explosion suppression device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110812736A (en) * | 2019-03-04 | 2020-02-21 | 李芊蓉 | Electric power control automatic arc extinguishing explosion suppression device based on purple and infrared optical detection |
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Application publication date: 20170728 |