CN106545297B - A kind of immersible pump suitable for decompression method exploitation combustible ice - Google Patents
A kind of immersible pump suitable for decompression method exploitation combustible ice Download PDFInfo
- Publication number
- CN106545297B CN106545297B CN201611194540.3A CN201611194540A CN106545297B CN 106545297 B CN106545297 B CN 106545297B CN 201611194540 A CN201611194540 A CN 201611194540A CN 106545297 B CN106545297 B CN 106545297B
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- electric machine
- machine casing
- intake valve
- rotor
- pressure sensor
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000006837 decompression Effects 0.000 title claims abstract description 11
- 238000005553 drilling Methods 0.000 claims abstract description 20
- 238000009434 installation Methods 0.000 claims abstract description 11
- 238000001727 in vivo Methods 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims description 25
- 229910052751 metal Inorganic materials 0.000 claims description 25
- 238000007789 sealing Methods 0.000 claims description 16
- 238000004804 winding Methods 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 210000002683 foot Anatomy 0.000 claims description 6
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 5
- 206010037660 Pyrexia Diseases 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 4
- 238000007493 shaping process Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 2
- 238000002844 melting Methods 0.000 claims description 2
- 230000005496 eutectics Effects 0.000 claims 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 239000011435 rock Substances 0.000 abstract description 6
- 239000007789 gas Substances 0.000 description 11
- 239000007788 liquid Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 210000004907 gland Anatomy 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/12—Underwater drilling
- E21B7/124—Underwater drilling with underwater tool drive prime mover, e.g. portable drilling rigs for use on underwater floors
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/04—Electric drives
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
- E21B41/0099—Equipment or details not covered by groups E21B15/00 - E21B40/00 specially adapted for drilling for or production of natural hydrate or clathrate gas reservoirs; Drilling through or monitoring of formations containing gas hydrates or clathrates
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/01—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells specially adapted for obtaining from underwater installations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/10—Adaptations or arrangements of distribution members
- F04B39/102—Adaptations or arrangements of distribution members the members being disc valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B41/00—Pumping installations or systems specially adapted for elastic fluids
- F04B41/02—Pumping installations or systems specially adapted for elastic fluids having reservoirs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/22—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by means of valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/08—Units comprising pumps and their driving means the pump being electrically driven for submerged use
- F04D13/086—Units comprising pumps and their driving means the pump being electrically driven for submerged use the pump and drive motor are both submerged
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/007—Details, component parts, or accessories especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/406—Casings; Connections of working fluid especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/605—Mounting; Assembling; Disassembling specially adapted for liquid pumps
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
- H02K5/136—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas explosion-proof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of immersible pumps suitable for decompression method exploitation combustible ice, include electric machine casing, mounted on the in vivo motor of motor casing and are connected to electric machine casing and the pump housing of electric machine casing lower end；Impeller is rotatablely equipped in the pump housing, the first ratchet assembly is connected between impeller and the shaft of rotor；The shaft of rotor is passed down through the pump housing, and by the connection of the second ratchet assembly, there are one drilling rods for the lower end of shaft.Drilling rod can be driven to rotate when motor rotates clockwise, such immersible pump can be got into the rock stratum below immersible pump installation site by drilling rod, and additional fixation is not required in the state that such immersible pump can be kept upright；Only impeller rotation makes immersible pump in running order when motor rotates counterclockwise.
Description
Technical field
The invention belongs to water pump fields, and in particular to a kind of immersible pump suitable for decompression method exploitation combustible ice.
Background technology
Document number discloses a kind of sealing structure of immersible pump for CN102195387B, including conventional structure form by turning
Son and the dragging motor of stator's composition of embedded winding pass through the liquid pump of its shaft drive and positioned at outermost anti-
Protect housing；It is characterized in that：Above-mentioned mover and driving above-mentioned liquid pump operating and the spindle portion outside the liquid pump, be
It is surrounded by metal sealing Isolated Shield with stereogenic, also, the metal between the rotor and the stator is close
Envelope Isolated Shield should locally be served as using slim non-magnet material, moreover, the metal that the slim non-magnet material makes is close
Envelope Isolated Shield is locally provided in the inner ring circumferential location for the stator for being close to embedded winding, moreover, metal sealing every
From cover electric machine shaft gland is provided in the bottom of back taper；What the metal sealing Isolated Shield was related in itself has the gap all
It is realized by non-removable welding procedure.--- in the patent formula, since metal sealing Isolated Shield cover only exists
Lower end is endless totally enclosed with electric machine shaft gland position, so the immersible pump must keep state ability of the motor in upper liquid pump under
It can guarantee its sealing effect, therefore generally requiring could be used immersible pump fixing-stable position using fixing piece when in use, when
When this kind of immersible pump uses in the larger seabed of depth（For example in the combustible ice exploitation in seabed, depth is more than 300 meters）, this kind
The fixation of immersible pump just has larger difficulty, and is difficult to reach the effect for keeping sealing performance for a long time using common immersible pump
Fruit.
The content of the invention
The technical problems to be solved by the invention are：In view of the deficienciess of the prior art, provide one kind can ensure it is close
Envelope effect and the immersible pump for being used to depressurize method exploitation combustible ice being fixed conveniently.
Purpose to realize the present invention, is achieved using following technical scheme：It is flammable that one kind is suitable for the exploitation of decompression method
The immersible pump of ice, includes electric machine casing, mounted on the in vivo motor of motor casing and is connected to the pump of electric machine casing lower end
Body；The motor, which includes, to be fixedly mounted on the in vivo stator winding of motor casing and is mounted on by bearing in electric machine casing
And positioned at the rotor of stator winding inner circumferential；The rotor lower end is through electric machine casing and rotor and electric machine casing
It is connected between lower end by sealing bearing；The electric machine casing lower end is in infundibulate low between the senior middle school of periphery；
Impeller is rotatablely equipped in the pump housing, the first ratchet group is connected between the impeller and the shaft of rotor
Part；
The shaft of the rotor is passed down through the pump housing, and the lower end of shaft is connected with by the second ratchet assembly
One drilling rod；
The rotor drives drilling rod to rotate clockwise by the second ratchet assembly, and the rotor passes through the first spine
Wheel assembly driving impeller rotates backward.
Preferably：There are one upper shell, the upper shell is interior to be located at motor casing for the electric machine casing upper end connection
Air accumulator, solenoid valve and air pump are installed, there are one the metals being vertically arranged for the upper end welding of the electric machine casing above body
The intake valve of material；The air accumulator, solenoid valve, air pump and intake valve are sequentially connected；The solenoid valve and air pump respectively with peace
Controller mounted in electric machine casing inner top electrically connects；
Seat board horizontal there are one shapings, seat board intermediary form to have air admission hole, the seat board in the intake valve
Lower end is equipped with the valve block to offset with seat board sealing, and the first spring is equipped between the valve block lower end and intake valve lower end；
There are one the heaters of annular for installation above the seat board in the intake valve；Be located in the intake valve heater and
It is provided with above valve block and is wound into columned low-melting-point metal silk；It is located in the intake valve above low-melting-point metal silk and is equipped with
One compression valve block the low-melting-point metal silk of fusing to be compacted downwards, compression valve block upper end and the intake valve upper end it
Between installation there are one second spring；
The heater is electrically connected with controller.
Preferably：The electric machine casing or upper shell outer wall are equipped with first pressure sensor assembly,InstituteIt states
Second pressure sensor assembly, the first pressure sensor assembly and second pressure sensor assembly are installed in electric machine casing
It is electrically connected by conducting wire with controller or is electrically connected by radio respectively；When the first pressure sensor assembly detects
Pressure value be more than the pressure value that detects of second pressure sensor assembly, controller control solenoid valve and air pump start work simultaneously
Make, until after the pressure value that second pressure sensor assembly detects is more than the pressure value that first pressure sensor assembly detects,
The fusing of low-melting-point metal silk is made intake valve thoroughly be blocked by controller control heater fever.
Preferably：The low-melting-point metal silk is scolding tin.
Preferably：The pump housing lower end is located at drilling rod periphery and is connected with multiple support feets.
Compared with prior art, the beneficial effects of the invention are as follows：Function there are two the motor tools of immersible pump in the present invention,
Drilling rod can be driven to rotate when motor rotates clockwise, such immersible pump can be got into below immersible pump installation site by drilling rod
In rock stratum, additional fixation is not required in state that such immersible pump can be kept upright；It is only driven when motor rotates counterclockwise
Wheel rotation makes immersible pump in running order, and due to being provided with the second ratchet assembly, drilling rod will not be with wheel rotation.
Description of the drawings
Fig. 1 is the structure diagram of the present invention.
Fig. 2 is the structure diagram of air inlet valve portion.
1st, electric machine casing；11st, stator winding；12nd, rotor；
2nd, upper shell；
3rd, the pump housing；31st, liquid interface is gone out；32nd, impeller；321st, the first ratchet assembly；33rd, support feet；
4th, drilling rod；41st, the second ratchet assembly；
5th, air accumulator；
6th, air pump；
7th, intake valve；70th, seat board；71st, valve block；711st, the first spring；72nd, heater；73rd, low-melting-point metal silk；74、
Compress valve block；741st, second spring；
8th, solenoid valve；
9th, controller.
Specific embodiment
Embodiment 1
According to Fig. 1, a kind of immersible pump suitable for decompression method exploitation combustible ice described in the present embodiment, includes electricity
Casing body 1 mounted on the in vivo motor of motor casing and is connected to the pump housing 3 of electric machine casing lower end；The motor includes solid
Dingan County is mounted on mounted in the in vivo stator winding 11 of motor casing and by bearing in electric machine casing and positioned at stator winding inner circumferential
Rotor 12；The rotor lower end passes through sealing through electric machine casing and rotor and electric machine casing lower end
Bearing connects；The electric machine casing lower end is in infundibulate low between the senior middle school of periphery；The pump housing lower part is equipped with water inlet, the pump
Body one side upper end is connected with out liquid interface 31, goes out liquid connector for connecting liquid-transport pipe-line.
Impeller 32 is rotatablely equipped in the pump housing, the first ratchet is connected between the impeller and the shaft of rotor
Component 321.
The shaft of the rotor is passed down through the pump housing, and the lower end of shaft is connected by the second ratchet assembly 41
There are one drilling rods 4.
The rotor drives drilling rod to rotate clockwise by the second ratchet assembly, and the rotor passes through the first spine
Wheel assembly driving impeller rotates backward.
Function there are two the motor tools of immersible pump, can drive drilling rod to rotate when motor rotates clockwise in the present invention, this
Sample immersible pump can be got into the rock stratum below immersible pump installation site by drilling rod（Combustible ice exploits the rock stratum of bottom）, so
Additional fixation is not required in the state that immersible pump can be kept upright；Only impeller rotation makes when motor rotates counterclockwise
Immersible pump is in running order, and due to being provided with the second ratchet assembly, drilling rod will not be with wheel rotation, it is ensured that the normal work of impeller
Make.
The pump housing lower end is connected with multiple support feets 33, and the second ratchet assembly is between each support feet, in drilling rod
It pierces after the rock stratum of seabed, immersible pump is against by support feet on rock stratum, and drilling rod then ensures immersible pump and is kept upright state.
Embodiment 2
With reference to shown in Fig. 1 and Fig. 2, the present embodiment makes following improvement on the basis of embodiment 1：On the electric machine casing
There are one upper shell 2, the upper shell is interior to be equipped with air accumulator 5, solenoid valve 8 and air pump above electric machine casing for end connection
6, the intake valve for the metal material that there are one the upper end welding of the electric machine casing is vertically arranged；The air accumulator, solenoid valve, gas
Pump and intake valve are sequentially connected；The solenoid valve and air pump electrically connect respectively with the controller 9 mounted on electric machine casing inner top；
Seat board 70 horizontal there are one shapings, seat board intermediary form to have air admission hole, the valve seat in the intake valve 7
Plate lower end is equipped with the valve block 71 to offset with seat board sealing, and the first bullet is equipped between the valve block lower end and intake valve lower end
Spring 711；There are one the heaters 72 of annular for installation above the seat board in the intake valve；It is located in the intake valve
It is provided with above heater and valve block and is wound into columned low-melting-point metal silk 73；It is located at low-melting-point metal in the intake valve
Silk top is set there are one to the compression valve block 74 that is compacted the low-melting-point metal silk of fusing downwards, the compression valve block upper end with
There are one second springs 741 for installation between intake valve upper end.
The heater is electrically connected with controller.The heater is electromagnetic heater.
The electric machine casing outer wall is equipped with first pressure sensor assembly,InstituteIt states and second pressure is installed in electric machine casing
Sensor assembly, the first pressure sensor assembly and second pressure sensor assembly pass through conducting wire Electricity Federation with controller respectively
It connects or is electrically connected by radio；When the pressure value that the first pressure sensor assembly detects is sensed more than second pressure
The pressure value that device module detects, controller control solenoid valve and air pump start work simultaneously, until second pressure sensor assembly
After the pressure value detected is more than the pressure value that first pressure sensor assembly detects, controller control heater fever will be low
The fusing of melting point metals silk makes intake valve thoroughly be blocked.
The controller can be SCM system, and controller is accompanied with accumulator and powers for it.The controller is furnished with
Reception of wireless signals module can start work by remote control control controller.
The low-melting-point metal silk is scolding tin.The valve block is preferably heat resistant rubber, in melts soldering tin and will be on seat board
Air admission hole completely enclose during, it is ensured that the sealing performance between valve block and seat board.More preferably in valve block upper surface pair
The position of air admission hole is answered to connect one layer of heat insulation layer.
Since the working depth of immersible pump is larger, if being first filled with high pressure gas in electric machine casing before immersible pump installation
Body, then seal position of bearings sealing performance requirement it is very high, be otherwise difficult to avoid that high pressure gas leakage, once gases at high pressure
Leakage, and is difficult to ensure that the in vivo air pressure of motor casing, and each immersible pump due to working environment it is different, the pressure in residing water
Value is different, and it is just right to be also difficult to institute's inflatable body pressure for inflation in advance.Therefore in the electric machine casing of immersible pump in the present embodiment
The preset air accumulator filled with gases at high pressure or liquid gas of interior elder generation is treated air accumulator during immersible pump dive to operating position
Interior gas is gradually filled in electric machine casing.In addition, in order to ensure the positive confinement on electric machine casing top, heated using heater
Scolding tin completely encloses intake valve, avoids leaking for gas molecule in electric machine casing.
In addition, pressure of the air pump in air accumulator be reduced to when pressure is suitable in electric machine casing, can be by air accumulator
Interior gas as much as possible continues to be filled in electric machine casing, the opposite amount for reducing gas storage needed for air accumulator.The air pump may be selected
Two-stage or the plunger pump of three-level supercharging.
Embodiment 3
With reference to shown in Fig. 1 and Fig. 2, the present embodiment makes following improvement on the basis of embodiment 1：On the electric machine casing
End connection is there are one upper shell 2, and the upper shell is equipped with air accumulator 5 and solenoid valve 8, and the upper end of the electric machine casing is welded with
The intake valve 7 of one metal material being vertically arranged；The air accumulator, solenoid valve and intake valve are sequentially connected；The solenoid valve
It is electrically connected with the controller 9 mounted on upper shell inner top.
Seat board 70 horizontal there are one shapings, seat board intermediary form to have air admission hole, the valve seat in the intake valve 7
Plate lower end is equipped with the valve block 71 to offset with seat board sealing, and the first bullet is equipped between the valve block lower end and intake valve lower end
Spring 711；There are one the heaters 72 of annular for installation above the seat board in the intake valve；It is located in the intake valve
It is provided with above heater and valve block and is wound into columned low-melting-point metal silk 73；It is located at low-melting-point metal in the intake valve
Silk top is set there are one to the compression valve block 74 that is compacted the low-melting-point metal silk of fusing downwards, the compression valve block upper end with
There are one second springs 741 for installation between intake valve upper end.
The heater is electrically connected with controller.The heater is electromagnetic heater.
The electric machine casing outer wall is equipped with first pressure sensor assembly,InstituteIt states and second pressure is installed in electric machine casing
Sensor assembly, the first pressure sensor assembly and second pressure sensor assembly pass through conducting wire Electricity Federation with controller respectively
It connects or is electrically connected by radio；When the pressure value that the first pressure sensor assembly detects is sensed more than second pressure
The pressure value that device module detects, controller control solenoid valve is opened, until the pressure value that second pressure sensor assembly detects
After the pressure value detected more than first pressure sensor assembly, low-melting-point metal silk is melted in controller control heater fever
Intake valve is made thoroughly to be blocked.
Compared to embodiment 2, this embodiment reduces air pumps, and component is few, manufacture convenient for assembly, but gas storage needed for air accumulator
Amount is slightly more compared to embodiment 2.
Claims (5)
1. a kind of immersible pump suitable for decompression method exploitation combustible ice includes electric machine casing, mounted on the in vivo electricity of motor casing
Machine and the pump housing for being connected to electric machine casing lower end；The motor, which includes, is fixedly mounted on the in vivo stator winding of motor casing,
And it is mounted on by bearing in electric machine casing and positioned at the rotor of stator winding inner circumferential；The rotor lower end passes through
It is connected between electric machine casing and rotor and electric machine casing lower end by sealing bearing；The electric machine casing lower end is high in periphery
Intermediate low infundibulate；
It is characterized in that：
Impeller is rotatablely equipped in the pump housing, the first ratchet assembly is connected between the impeller and the shaft of rotor；
The shaft of the rotor is passed down through the pump housing, and there are one the lower end of shaft connected by the second ratchet assembly
Drilling rod；
The rotor drives drilling rod to rotate clockwise by the second ratchet assembly, and the rotor passes through the first ratchet group
Part driving impeller rotates backward.
2. a kind of immersible pump suitable for decompression method exploitation combustible ice as described in claim 1, it is characterised in that：The motor
The connection of housing upper end be located at there are one upper shell, in the upper shell above electric machine casing be equipped with air accumulator, solenoid valve and
Air pump, the intake valve for the metal material that there are one the upper end welding of the electric machine casing is vertically arranged；The air accumulator, electromagnetism
Valve, air pump and intake valve are sequentially connected；The solenoid valve and air pump are electric with the controller mounted on electric machine casing inner top respectively
Connection；
Seat board horizontal there are one shapings, seat board intermediary form to have air admission hole, the seat board lower end in the intake valve
The valve block to offset with seat board sealing is installed, the first spring is installed between the valve block lower end and intake valve lower end；It is described
There are one the heaters of annular for installation above the seat board in intake valve；It is located at heater and valve block in the intake valve
Top, which is provided with, is wound into columned low-melting-point metal silk；It is located in the intake valve above low-melting-point metal silk there are one setting
To the compression valve block for being compacted the low-melting-point metal silk of fusing downwards, pacify between the compression valve block upper end and intake valve upper end
There are one second springs for dress；
The heater is electrically connected with controller.
3. a kind of immersible pump suitable for decompression method exploitation combustible ice as claimed in claim 2, it is characterised in that：The motor
Housing or upper shell outer wall are equipped with first pressure sensor assembly,InstituteIt states and second pressure sensor is installed in electric machine casing
Module, the first pressure sensor assembly and second pressure sensor assembly electrically connected respectively with controller by conducting wire or
It is electrically connected by radio；When the pressure value that the first pressure sensor assembly detects is more than second pressure sensor assembly
The pressure value detected, controller control solenoid valve and air pump start work simultaneously, until second pressure sensor assembly detects
Pressure value be more than the pressure value that detects of first pressure sensor assembly after, controller control heater fever is by low melting point gold
Belonging to silk fusing makes intake valve thoroughly be blocked.
4. a kind of immersible pump suitable for decompression method exploitation combustible ice as claimed in claim 2, it is characterised in that：The eutectic
Point wire is scolding tin.
5. a kind of immersible pump suitable for decompression method exploitation combustible ice as described in claim 1, it is characterised in that：The pump housing
Lower end is located at drilling rod periphery and is connected with multiple support feets.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810116471.7A CN108386369A (en) | 2016-12-22 | 2016-12-22 | A kind of immersible pump suitable for decompression method exploitation combustible ice |
| CN201810116464.7A CN108317090A (en) | 2016-12-22 | 2016-12-22 | A kind of immersible pump suitable for decompression method exploitation combustible ice |
| CN201611194540.3A CN106545297B (en) | 2016-12-22 | 2016-12-22 | A kind of immersible pump suitable for decompression method exploitation combustible ice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611194540.3A CN106545297B (en) | 2016-12-22 | 2016-12-22 | A kind of immersible pump suitable for decompression method exploitation combustible ice |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810116464.7A Division CN108317090A (en) | 2016-12-22 | 2016-12-22 | A kind of immersible pump suitable for decompression method exploitation combustible ice |
| CN201810116471.7A Division CN108386369A (en) | 2016-12-22 | 2016-12-22 | A kind of immersible pump suitable for decompression method exploitation combustible ice |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106545297A CN106545297A (en) | 2017-03-29 |
| CN106545297B true CN106545297B (en) | 2018-06-01 |
Family
ID=58397498
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810116471.7A Withdrawn CN108386369A (en) | 2016-12-22 | 2016-12-22 | A kind of immersible pump suitable for decompression method exploitation combustible ice |
| CN201611194540.3A Active CN106545297B (en) | 2016-12-22 | 2016-12-22 | A kind of immersible pump suitable for decompression method exploitation combustible ice |
| CN201810116464.7A Withdrawn CN108317090A (en) | 2016-12-22 | 2016-12-22 | A kind of immersible pump suitable for decompression method exploitation combustible ice |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810116471.7A Withdrawn CN108386369A (en) | 2016-12-22 | 2016-12-22 | A kind of immersible pump suitable for decompression method exploitation combustible ice |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810116464.7A Withdrawn CN108317090A (en) | 2016-12-22 | 2016-12-22 | A kind of immersible pump suitable for decompression method exploitation combustible ice |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN108386369A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107965299A (en) * | 2017-06-09 | 2018-04-27 | 杭州云蜂工业设计有限公司 | A kind of submarine surface combustible ice special shovel vehicle device |
| CN108222893A (en) * | 2017-06-09 | 2018-06-29 | 杭州云蜂工业设计有限公司 | A kind of special forklift of submarine surface combustible ice |
| CN108843588B (en) * | 2018-06-19 | 2020-04-24 | 广东石油化工学院 | Submersible pump for exploiting combustible ice by pressure reduction method |
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- 2016-12-22 CN CN201810116464.7A patent/CN108317090A/en not_active Withdrawn
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| US3671152A (en) * | 1969-02-21 | 1972-06-20 | Guinard Pompes | Electric pump assembly for use in pumping explosive or dangerous liquids |
| US4886989A (en) * | 1988-04-18 | 1989-12-12 | Vebco, Inc. | Motor mounting method and means |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106545297A (en) | 2017-03-29 |
| CN108317090A (en) | 2018-07-24 |
| CN108386369A (en) | 2018-08-10 |
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Effective date of registration: 20201119 Address after: 239300 Chengdong Industrial Zone, Tianchang City, Chuzhou City, Anhui Province Patentee after: Anhui Xincheng Pump Valve Co.,Ltd. Address before: 317519, Taizhou City, Zhejiang province Wenling City North Street Ma Ma Village Patentee before: Li Feng |