CN116654223A - Oxygen candle-based emergency propulsion system for deep sea equipment and operation method - Google Patents
Oxygen candle-based emergency propulsion system for deep sea equipment and operation method Download PDFInfo
- Publication number
- CN116654223A CN116654223A CN202310521807.9A CN202310521807A CN116654223A CN 116654223 A CN116654223 A CN 116654223A CN 202310521807 A CN202310521807 A CN 202310521807A CN 116654223 A CN116654223 A CN 116654223A
- Authority
- CN
- China
- Prior art keywords
- plunger
- pressure
- deep sea
- pressure bulkhead
- cylinder body
- 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.)
- Pending
Links
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 57
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 57
- 239000001301 oxygen Substances 0.000 title claims abstract description 57
- 238000000034 method Methods 0.000 title claims description 17
- 238000003466 welding Methods 0.000 claims abstract description 18
- 239000000843 powder Substances 0.000 claims abstract description 12
- 239000013535 sea water Substances 0.000 claims description 20
- 238000010008 shearing Methods 0.000 claims description 12
- 230000005484 gravity Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 3
- 238000011900 installation process Methods 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06D—MEANS FOR GENERATING SMOKE OR MIST; GAS-ATTACK COMPOSITIONS; GENERATION OF GAS FOR BLASTING OR PROPULSION (CHEMICAL PART)
- C06D5/00—Generation of pressure gas, e.g. for blasting cartridges, starting cartridges, rockets
- C06D5/06—Generation of pressure gas, e.g. for blasting cartridges, starting cartridges, rockets by reaction of two or more solids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B3/00—Hulls characterised by their structure or component parts
- B63B3/13—Hulls built to withstand hydrostatic pressure when fully submerged, e.g. submarine hulls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63G—OFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELS; MINE-LAYING; MINE-SWEEPING; SUBMARINES; AIRCRAFT CARRIERS
- B63G8/00—Underwater vessels, e.g. submarines; Equipment specially adapted therefor
- B63G8/14—Control of attitude or depth
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63G—OFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELS; MINE-LAYING; MINE-SWEEPING; SUBMARINES; AIRCRAFT CARRIERS
- B63G8/00—Underwater vessels, e.g. submarines; Equipment specially adapted therefor
- B63G8/14—Control of attitude or depth
- B63G8/24—Automatic depth adjustment; Safety equipment for increasing buoyancy, e.g. detachable ballast, floating bodies
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Combustion & Propulsion (AREA)
- Aviation & Aerospace Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Ocean & Marine Engineering (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The emergency propulsion system comprises a pressure bulkhead, wherein an opening is formed in the middle of the bottom of the pressure bulkhead, a plurality of steps are arranged in the opening, the step at the deepest part of the pressure bulkhead is welded with a cylinder body, a plunger is mounted in the cylinder body in a matched mode through a check ring and an O-shaped ring, a hole is formed in the radial direction of the plunger, a locating pin penetrates through the hole, meanwhile, an inserting hole corresponding to the locating pin is formed in the cylinder body, and the plunger is fixed on the cylinder body through the locating pin; four boxes are welded at the opening of the pressure bulkhead in the circumferential direction, a hole is formed in the lower side of each box, a one-way valve is arranged at the hole, oxygen candle powder columns are placed in each box, each box is connected with a plunger through a pilot, a baffle is arranged between the four boxes, and meanwhile, the baffle and the pressure bulkhead are high in welding reliability and good in safety, personnel are not required to participate, and independent decision-making can be achieved to realize floating of deep sea equipment.
Description
Technical Field
The application relates to the technical field of emergency propulsion systems, in particular to an oxygen candle-based emergency propulsion system for deep sea equipment and an operation method.
Background
The emergency propulsion equipment is used as important equipment for realizing special working condition floating of deep sea equipment, and plays an important role in ensuring the safety of the crews and the boat body.
At present, most deep sea equipment adopts a mode that a throwing carrier block is separated from a mother boat so as to improve positive buoyancy to realize emergency floating. However, the load throwing block needs to be manually, hydraulically, pneumatically or electrically driven, the system is complex, personnel are required to intervene after judging, and automatic floating under emergency conditions cannot be realized.
Disclosure of Invention
Aiming at the defects in the prior art, the inventor provides an emergency propulsion system of deep sea equipment based on an oxygen candle and an operation method, so that the emergency propulsion system is arranged in a pressure bulkhead, the automatic floating work of the deep sea equipment under an emergency condition can be conveniently realized, the reliability is high, the safety is good, and personnel participation is not needed.
The technical scheme adopted by the application is as follows:
the emergency propulsion system for the deep sea equipment based on the oxygen candles comprises a pressure bulkhead, wherein an opening is formed in the middle of the bottom of the pressure bulkhead, a plurality of steps are arranged in the opening, the step at the deepest part of the pressure bulkhead is welded with a cylinder body, a plunger is mounted in the cylinder body in a matched mode through a check ring and an O-shaped ring, a hole is formed in the radial direction of the plunger, a locating pin penetrates through the hole, meanwhile, a jack corresponding to the locating pin is formed in the cylinder body, and the plunger is fixed on the cylinder body through the locating pin; four boxes are welded at the opening of the pressure bulkhead in the circumferential direction, a hole is formed in the lower side of each box, a one-way valve is arranged at the hole, oxygen candle powder columns are placed in each box, each box is connected with a plunger through a pilot, a baffle is arranged between the four boxes, and meanwhile the baffle is welded with the pressure bulkhead.
The further technical scheme is as follows:
the pressure bulkhead is hollow.
Each box body is of a hollow thin-wall cylinder structure, the top surface of each box body is closed, and a hole is reserved at the bottom.
The bottom of each tank extends beyond the bottom surface of the pressure bulkhead.
The one-way valve is contacted with the outside seawater environment.
The mounting position of the baffle is flush with the opening of the pressure bulkhead.
The baffle is an integral structure, a plurality of concave circular arcs are formed in the circumferential direction of the baffle, the concave circular arcs are matched with the box body, and a plurality of filtering holes are formed in the baffle.
The outer ring of the baffle is welded with the pressure bulkhead.
An operation method of an oxygen candle-based deep sea equipment emergency propulsion system comprises the following operation processes:
the installation process comprises the following steps:
s1: the cylinder body is fixedly connected with the pressure bulkhead in a welding mode, and the pilot burner is fixedly connected with the plunger in a welding mode;
s2: the plunger is sleeved with an O-shaped ring and a retainer ring, slowly pushed in from the lower side of the cylinder body until the holes for installing the positioning pins are aligned, and the positioning pins are inserted into the pressure bulkhead so as to lock the plunger on the cylinder body;
s3: pushing oxygen candle powder into the box body from the lower side;
s4: after the box body is aligned with the four igniters, pushing in from the lower side to the step position;
s5: the box body is fixedly connected with the pressure bulkhead through welding;
s6: the one-way valve is welded at the bottom of the box body;
s7: welding and fixedly connecting the baffle plate with the pressure bulkhead;
when not started:
the sealing space between the cylinder body and the plunger forms preset pressure after installation, and ensures that under normal depth, the thrust generated by the seawater pressure P2 on the plunger is less than the sum of the thrust generated by the pressure P1 in the airtight cavity of the cylinder body on the plunger, the friction resistance of the retainer ring, the friction resistance of the O-shaped ring, the self gravity of the plunger and the shearing force of the locating pin; in the normal submerging and floating process of the deep sea equipment, the plunger is maintained at a fixed positioning position and cannot move;
emergency propulsion state:
when the deep sea equipment exceeds the submerging limit depth, the thrust generated by the sea water pressure P2 on the plunger is greater than the sum of the thrust generated by the pressure P1 in the airtight cavity of the cylinder block on the plunger, the friction resistance of the check ring, the friction resistance of the O-shaped ring, the self gravity of the plunger and the shearing force of the locating pin;
at this time, the locating pin is sheared off and no longer bears the weight of the force, the shearing force acted on locating pin directly acts on the plunger, the plunger moves up rapidly, the pilot connected with the plunger moves up rapidly, the pilot ignites the oxygen candle powder column, a large amount of oxygen is generated in a short time, the oxygen converges at the bottom of the oxygen candle shell, the gaseous oxygen pressure rises continuously, after the seawater pressure exceeds the depth, the pressure is released into seawater through the one-way valve, and the deep sea equipment floats upwards under the reaction of the force.
The beneficial effects of the application are as follows:
the application has compact and reasonable structure and convenient operation, and can conveniently complete the automatic floating work of the pressure bulkhead under an emergency state by installing the cylinder body, the plunger, the locating pin, the box body, the oxygen candle powder column and the like in the pressure bulkhead, thereby having good integral working reliability and high safety coefficient.
Meanwhile, the application has the following advantages:
(1) When the floating mode of the throwing load is started, the floating speed of the deep sea equipment is uncontrollable (the deep sea equipment can jump out after reaching the water surface). The oxygen candle has the characteristic of customizable oxygen release speed, and the requirements of different design submergence depths, floating speeds, arrangement spaces and the like of deep sea equipment can be met by personalized design of oxygen candle grains;
(2) Oxygen generated by the oxygen candles is a nontoxic and harmful substance, and the throwing carrier blocks and the like fall into the deep sea, so that a certain adverse effect on the marine ecological environment can be generated;
(3) The oxygen discharging process of the oxygen candle is a process that the weight of the deep sea equipment is gradually reduced, so that the floating state after floating up to the water surface is maintained;
(4) The application does not need manual, hydraulic drive, pneumatic or electric drive, and has simple system and reliable function.
Drawings
Fig. 1 is a schematic structural view of the present application.
Fig. 2 is an exploded view of the present application.
Fig. 3 is a schematic view of the internal structure of the present application (inactive state).
Fig. 4 is a schematic view of the internal structure of the present application (emergency propulsion state).
Fig. 5 is a schematic structural view of a baffle plate according to the present application.
Wherein: 1. a one-way valve; 2. a baffle; 3. an igniter; 4. a cylinder block; 5. a positioning pin; 6. a retainer ring; 7. an O-ring; 8. a plunger; 9. oxygen candle column; 10. a pressure bulkhead; 11. a box body.
Detailed Description
The following describes specific embodiments of the present application with reference to the drawings.
As shown in fig. 1 to 5, the oxygen candle-based emergency propulsion system for deep sea equipment of the embodiment comprises a pressure bulkhead 10, wherein an opening is formed in the middle of the bottom of the pressure bulkhead 10, a plurality of steps are arranged in the opening, the step at the deepest part of the pressure bulkhead 10 is welded with a cylinder body 4, a plunger 8 is mounted in the cylinder body 4 through matching of a retainer ring 6 and an O-ring 7, a hole is formed in the radial direction of the plunger 8, a positioning pin 5 penetrates through the hole, meanwhile, a jack corresponding to the positioning pin 5 is formed in the cylinder body 4, and the plunger 8 is fixed on the cylinder body 4 through the positioning pin 5; four boxes 11 are welded at the opening of the pressure bulkhead 10 in the circumferential direction, holes are formed in the lower side of each box 11, one-way valves 1 are installed at the holes, oxygen candle powder columns 9 are placed in each box 11, each box 11 is connected with a plunger 8 through a pilot burner 3, a baffle plate 2 is installed between the four boxes 11, and meanwhile the baffle plate 2 is welded with the pressure bulkhead 10.
The pressure bulkhead 10 is hollow inside.
Each box 11 is of a hollow thin-wall cylinder structure, the top surface of each box 11 is closed, and a hole is reserved at the bottom.
The bottom of each tank 11 protrudes from the bottom surface of the pressure bulkhead 10.
The one-way valve 1 is contacted with the outside seawater environment.
The mounting position of the baffle 2 is flush with the opening of the pressure bulkhead 10.
Baffle 2 is integrated into a whole structure, and the circumferencial direction of baffle 2 is opened there is a plurality of indent circular arcs, and indent circular arc matches with box 11, opens a plurality of filtration pore on the baffle 2.
The outer ring of the baffle 2 is welded to the pressure bulkhead 10.
The operation method of the oxygen candle-based deep sea equipment emergency propulsion system of the embodiment comprises the following operation processes:
the installation process comprises the following steps:
s1: the cylinder block 4 is fixedly connected with the pressure bulkhead 10 in a welding mode, and the pilot burner 3 is fixedly connected with the plunger 8 in a welding mode;
s2: the plunger 8 is sleeved with the O-shaped ring 7 and the retainer ring 6, and is slowly pushed in from the lower side of the cylinder body 4 until the holes for installing the positioning pins 5 are aligned, and the positioning pins 5 are inserted into the pressure bulkhead 10 so that the plunger 8 is locked on the cylinder body 4;
s3: the oxygen candle column 9 is pushed into the box 11 from the lower side;
s4: after the box 11 is aligned with the four igniters 3, pushing in from the lower side to the step position;
s5: the tank 11 is fixedly connected with the pressure bulkhead 10 by welding;
s6: the one-way valve 1 is welded at the bottom of the box 11;
s7: welding and fixedly connecting the baffle plate 2 with the pressure bulkhead 10;
when not started:
the sealing space between the cylinder body 4 and the plunger 8 forms preset pressure after installation, and ensures that under normal depth, the thrust generated by the seawater pressure P2 on the plunger 8 is less than the sum of the thrust generated by the pressure P1 in the airtight cavity of the cylinder body 4 on the plunger 8, the friction resistance of the retainer ring 6, the friction resistance of the O-shaped ring 7, the self gravity of the plunger 8 and the shearing force of the locating pin 5; during the normal submergence and floating process of the deep sea equipment, the plunger 8 is maintained at a fixed positioning position and cannot move;
emergency propulsion state:
when the deep sea equipment exceeds the submerging limit depth, the thrust generated by the sea water pressure P2 on the plunger 8 is more than the sum of the thrust generated by the pressure P1 in the airtight cavity of the cylinder body 4 on the plunger 8, the friction resistance of the retainer ring 6, the friction resistance of the O-shaped ring 7, the self gravity of the plunger 8 and the shearing force of the locating pin 5;
at this time, the locating pin 5 is sheared off and no longer bears the bearing capacity, the shearing force which is originally acted on the locating pin 5 directly acts on the plunger 8, the plunger 8 moves upwards rapidly, the igniter 3 connected with the plunger moves upwards rapidly, the igniter 3 ignites the oxygen candle powder column 9, a large amount of oxygen is generated in a short time, the oxygen is converged at the bottom of the oxygen candle shell, the gaseous oxygen pressure continuously rises, after the seawater pressure exceeds the depth, the pressure is released into the seawater through the one-way valve 1, and the deep sea equipment floats upwards under the reaction of the force.
The specific structure and functions of the oxygen candle-based emergency propulsion system for the deep sea equipment are as follows:
mainly comprises a one-way valve 1, a baffle plate 2, an ignition device 3, a cylinder body 4, a locating pin 5, a retainer ring 6, an O-shaped ring 7, a plunger 8 and an oxygen candle powder column 9.
The cylinder block 4 is welded to a deep sea equipment body (pressure bulkhead 10), and a plunger 8 perforated in the radial direction is fixed to the cylinder block 4 by a dowel pin 5. Meanwhile, the sealing between the cylinder body 4 and the plunger 8 is ensured through the check ring 6 and the O-shaped ring 7, and the high-pressure seawater is ensured not to influence the cabin.
The oxygen candle column 9 is integrally arranged in a single-side sealed box 11, and the lower side is provided with a hole.
The pilot burner 3 is welded to the plunger 8.
In the actual working process:
and (1) mounting:
the cylinder block 4 is fixedly coupled to the pressure bulkhead 10 by welding, and the pilot burner 3 is fixedly coupled to the plunger 8 by welding.
The plunger 8 is then fitted with the O-ring 7 and the retainer ring 6, pushed in slowly from the underside of the cylinder block 4 until the two through holes for mounting the locating pins 5 are aligned and the locating pins 5 are inserted in the pressure bulkhead 10.
The oxygen candle column 9 is pushed into the box 11 from the lower side and is fixed with the box 11 by welding.
After the case 11 is then aligned with the four igniters 3, it is pushed up from the underside until it reaches the step position. The tank 11 is fixedly attached to the pressure bulkhead 10 by welding.
The one-way valve 1 is welded on a through hole of the bottom plate of the box body 11.
And finally, fixedly connecting the baffle plate 2 with the deep sea equipment body by welding.
(II) an inactive state:
the sealing space between the cylinder body 4 and the plunger 8 forms preset pressure after installation, and ensures that under normal depth, the thrust generated by the seawater pressure P2 on the plunger 8 is less than the sum of the thrust generated by the pressure P1 in the airtight cavity of the cylinder body 4 on the plunger 8, the friction resistance of the retainer ring 6, the friction resistance of the O-shaped ring 7, the self gravity of the plunger 8 and the shearing force of the locating pin 5. During normal submergence and uplift of the deep sea equipment, the plunger 8 is maintained in a fixed position and does not move.
(III) emergency propulsion state:
when the deep sea equipment exceeds the submerging limit depth, the thrust generated by the sea water pressure P2 on the plunger 8 is larger than the sum of the thrust generated by the pressure P1 in the airtight cavity of the cylinder body 4 on the plunger 8, the friction resistance of the check ring 6, the friction resistance of the O-shaped ring 7, the self gravity of the plunger 8 and the shearing force of the locating pin 5.
At this time, the locating pin 5 is sheared off and no longer bears the bearing capacity, the shearing force which is originally acted on the locating pin 5 directly acts on the plunger 8, the plunger 8 moves upwards rapidly, the igniter 3 connected with the plunger moves upwards rapidly, the igniter 3 ignites the oxygen candle powder column 9, a large amount of oxygen is generated in a short time, the oxygen is converged at the bottom of the oxygen candle shell, the gaseous oxygen pressure continuously rises, after the seawater pressure exceeds the depth, the pressure is released into the seawater through the one-way valve 1, and the deep sea equipment floats upwards under the reaction of the force.
The above description is intended to illustrate the application and not to limit it, the scope of which is defined by the claims, and any modifications can be made within the scope of the application.
Claims (9)
1. The utility model provides a deep sea equipment emergency propulsion system based on oxygen candle, includes pressure bulkhead (10), its characterized in that: an opening is formed in the middle of the bottom of the pressure bulkhead (10), a plurality of steps are arranged in the opening, the step at the deepest part of the pressure bulkhead (10) is welded to the cylinder body (4), a plunger (8) is mounted in the cylinder body (4) through the matching of a retainer ring (6) and an O-shaped ring (7), a hole is formed in the radial direction of the plunger (8), a positioning pin (5) penetrates through the hole, meanwhile, a jack corresponding to the positioning pin (5) is formed in the cylinder body (4), and the plunger (8) is fixed on the cylinder body (4) through the positioning pin (5); four boxes (11) are welded at the opening of the pressure bulkhead (10) in the circumferential direction, a hole is formed in the lower side of each box (11), a one-way valve (1) is installed at the hole, oxygen candle powder columns (9) are placed in each box (11), each box (11) is connected with a plunger (8) through a pilot burner (3), a baffle plate (2) is installed between the four boxes (11), and meanwhile the baffle plate (2) is welded with the pressure bulkhead (10).
2. The oxygen candle-based emergency propulsion system for deep sea equipment of claim 1, wherein: the pressure bulkhead (10) is hollow.
3. The oxygen candle-based emergency propulsion system for deep sea equipment of claim 1, wherein: each box body (11) is of a hollow thin-wall cylinder structure, the top surface of each box body (11) is closed, and a hole is reserved at the bottom.
4. The oxygen candle-based emergency propulsion system for deep sea equipment of claim 1, wherein: the bottom of each tank (11) extends beyond the bottom surface of the pressure bulkhead (10).
5. The oxygen candle-based emergency propulsion system for deep sea equipment of claim 1, wherein: the one-way valve (1) is contacted with the outside seawater environment.
6. The oxygen candle-based emergency propulsion system for deep sea equipment of claim 1, wherein: the installation position of the baffle plate (2) is flush with the opening of the pressure bulkhead (10).
7. The oxygen candle-based emergency propulsion system for deep sea equipment of claim 1, wherein: baffle (2) are integrated into one piece structure, and the circumferencial direction of baffle (2) is opened there is a plurality of indent circular arcs, and indent circular arc matches with box (11), opens on baffle (2) has a plurality of filtration pore.
8. The oxygen candle-based emergency propulsion system for deep sea equipment of claim 1, wherein: the outer ring of the baffle plate (2) is welded with the pressure bulkhead (10).
9. A method of operating an oxygen candle-based marine equipment emergency propulsion system of claim 1, wherein: the method comprises the following operation processes:
the installation process comprises the following steps:
s1: the cylinder body (4) is fixedly connected with the pressure bulkhead (10) in a welding mode, and the pilot burner (3) is fixedly connected with the plunger (8) in a welding mode;
s2: the plunger (8) is sleeved with an O-shaped ring (7) and a retainer ring (6), the plunger is slowly pushed in from the lower side of the cylinder body (4) until holes for installing the locating pins (5) are aligned, the locating pins (5) are inserted into the pressure bulkhead (10), and the plunger (8) is locked on the cylinder body (4);
s3: the oxygen candle powder column (9) is pushed into the box body (11) from the lower side;
s4: after the box body (11) is aligned with the four igniters (3), pushing in from the lower side to the step position;
s5: the box body (11) is fixedly connected with the pressure bulkhead (10) through welding;
s6: the one-way valve (1) is welded at the bottom of the box body (11);
s7: welding and fixedly connecting the baffle plate (2) with the pressure bulkhead (10);
when not started:
the sealing space between the cylinder body (4) and the plunger (8) forms preset pressure after installation, and ensures that under normal depth, the thrust generated by the seawater pressure P2 on the plunger (8) is less than the sum of the thrust generated by the pressure P1 in the airtight cavity of the cylinder body (4) on the plunger (8), the friction resistance of the retainer ring (6), the friction resistance of the O-shaped ring (7), the self gravity of the plunger (8) and the shearing force of the locating pin (5); in the normal submerging and floating process of the deep sea equipment, the plunger (8) is maintained at a fixed positioning position and cannot move;
emergency propulsion state:
when the deep sea equipment exceeds the submerging limit depth, the thrust generated by the sea water pressure P2 on the plunger (8) is more than the sum of the thrust generated by the pressure P1 in the airtight cavity of the cylinder body (4) on the plunger (8), the friction resistance of the retainer ring (6), the friction resistance of the O-shaped ring (7), the self gravity of the plunger (8) and the shearing force of the locating pin (5);
at this time, the locating pin (5) is sheared off and no longer bears the weight of the capacity, the shearing force which is originally acted on the locating pin (5) directly acts on the plunger (8), the plunger (8) moves upwards rapidly, the igniter (3) connected with the plunger moves upwards rapidly, the igniter (3) ignites the oxygen candle powder column (9) to generate a large amount of oxygen in a short time, the oxygen is converged at the bottom of the oxygen candle shell, the gaseous oxygen pressure continuously rises, after the seawater pressure exceeds the depth, the pressure is released into the seawater through the one-way valve (1), and the deep sea equipment floats upwards under the reaction of the force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310521807.9A CN116654223A (en) | 2023-05-09 | 2023-05-09 | Oxygen candle-based emergency propulsion system for deep sea equipment and operation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310521807.9A CN116654223A (en) | 2023-05-09 | 2023-05-09 | Oxygen candle-based emergency propulsion system for deep sea equipment and operation method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116654223A true CN116654223A (en) | 2023-08-29 |
Family
ID=87712690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310521807.9A Pending CN116654223A (en) | 2023-05-09 | 2023-05-09 | Oxygen candle-based emergency propulsion system for deep sea equipment and operation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116654223A (en) |
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2023
- 2023-05-09 CN CN202310521807.9A patent/CN116654223A/en active Pending
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