CN107448175A - Pulling cable type submersible screw pump - Google Patents
Pulling cable type submersible screw pump Download PDFInfo
- Publication number
- CN107448175A CN107448175A CN201710729286.0A CN201710729286A CN107448175A CN 107448175 A CN107448175 A CN 107448175A CN 201710729286 A CN201710729286 A CN 201710729286A CN 107448175 A CN107448175 A CN 107448175A
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- China
- Prior art keywords
- main frame
- screw pump
- frame portion
- cable
- flowline
- 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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- 239000003921 oil Substances 0.000 claims abstract description 52
- 239000010779 crude oil Substances 0.000 claims abstract description 38
- 238000011084 recovery Methods 0.000 claims abstract description 29
- 238000004519 manufacturing process Methods 0.000 claims abstract description 25
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 239000000284 extract Substances 0.000 claims abstract description 10
- 238000012546 transfer Methods 0.000 claims description 26
- 238000010438 heat treatment Methods 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims description 10
- 230000001012 protector Effects 0.000 claims description 8
- 238000012360 testing method Methods 0.000 claims description 8
- 238000000605 extraction Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 17
- 238000000034 method Methods 0.000 description 9
- 239000003129 oil well Substances 0.000 description 8
- 230000005611 electricity Effects 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000003032 molecular docking Methods 0.000 description 3
- 239000012188 paraffin wax Substances 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000005713 exacerbation Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000001993 wax Substances 0.000 description 2
- 244000147058 Derris elliptica Species 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
- E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/0057—Driving elements, brakes, couplings, transmission specially adapted for machines or pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2270/00—Control; Monitoring or safety arrangements
- F04C2270/86—Detection
Abstract
The invention discloses a kind of pulling cable type submersible screw pump, is related to oil recovery machiner apparatus field, and main purpose is to provide a kind of pulling cable type submersible screw pump that can protect cable.The present invention main technical schemes be：A kind of pulling cable type submersible screw pump, including：Main frame portion is arranged on underground；Floor portion is set on the ground, and floor portion includes power part and production tree；Pulling portion is arranged between power part and main frame portion, and one end of flowline is connected to production tree, and the other end extends towards the direction in main frame portion, and it is connected to main frame portion, cable is arranged in flowline, and weighted lever is removably connected to cable, and one end of cable is connected to power part, the other end has sealing, one end of sealing sets output section, and the other end of flowline has acceptance division, and side and the main frame portion of acceptance division are connected with each other, opposite side is connected with output section, for providing electric power to main frame portion；Oil recovery portion, oil recovery portion are connected to main frame portion.Present invention is mainly used for extract crude oil.
Description
Technical field
The present invention relates to oil recovery machiner apparatus field, more particularly to a kind of pulling cable type submersible screw pump.
Background technology
With the fast development of petroleum industry technology, be distributed in five big basin of China On shore Oil Development all suffer from this two
Secondary or even tertiary recovery, major main oilfield all come into the middle and later periods of High water cut.The hole condition of oilfield exploitation middle and later periods compares
Complexity, typically high-permeability pay, low permeability pay, the mixture of heavy oil tested layer and solid, beam type oil extraction system can not
Meet the exploitation requirement of the hole condition in China, the development of submersible electric pump is just with the oil recovery present situation in China to exploiting the demand phase of instrument
Mutually agree with.
Submersible electric pump has the oil extraction operation of suitable high viscosity, original text silt content and component of polymer large percentage
A little, and also there is the characteristics of simple nursing and efficiency high.Existing submersible electric pump generally use electric submersible centrifugal pump or
Person's electric submersible single screw pump carries out oil producing operation, at present, the valency of cable used in submersible electric pump Lifting Technique both domestic and external
Costly, cable is all to be fixed on by strain relief clamp on the outside of oil pipe to lattice, while oil pipe is transferred, by strain relief clamp in oil pipe
On, cause workmen's operation relatively complicated, also, cable is in outside oil pipe all the time, during oil pipe is transferred, cable
The borehole wall of oil well or the well section that orientation angular transformation is larger can be repeatedly touched, causes cable bad.
The content of the invention
In view of this, the embodiment of the present invention provides a kind of pulling cable type submersible screw pump, and main purpose is to provide one kind
The pulling cable type submersible screw pump of cable can be protected.
To reach above-mentioned purpose, present invention generally provides following technical scheme：
The embodiments of the invention provide a kind of pulling cable type submersible screw pump, including：
Main frame portion, main frame portion is arranged on underground, for transmitting electric power；
Floor portion, floor portion are set on the ground, and floor portion includes power part and production tree, and power part is used to provide electricity
Power, production tree are used to connecting and supporting main frame portion；
Pulling portion, pulling portion are arranged between power part and main frame portion, and pulling portion includes cable, flowline and weighted lever,
One end of flowline is connected to production tree, and the other end extends towards the direction in main frame portion, and is connected to main frame portion, and cable is arranged on
In flowline, weighted lever is removably connected to cable, and one end of cable is connected to power part, and the other end has sealing, sealing
The one end in portion sets output section, and the other end of flowline has acceptance division, and side and the main frame portion of acceptance division are connected with each other, another
Side is connected with output section, for providing electric power to main frame portion；
Oil recovery portion, oil recovery portion is connected to main frame portion, for extracting crude oil.
Preferably, oil recovery portion includes connecting tube and screw pump, and one end connection and main frame portion, the other end of connecting tube are connected to
Screw pump, for kinetic energy to be transferred into screw pump, screw pump is used to extract crude oil.
Preferably, main frame portion includes transfer part and shell portion, and transfer part is arranged on the centre position in main frame portion, for by cable
The electric power of offer is transferred to screw pump, and shell portion is arranged on the marginal position in main frame portion, for the crude oil transmission for extracting screw pump
Into flowline.
Preferably, transfer part includes motor, reductor, protector and spline housing, and one end of motor is connected to acceptance division, separately
One end is connected to reductor, and one end of protector is connected to reductor, and the other end is connected to one end of spline housing, spline housing it is another
One end is connected to connecting tube.
Preferably, shell portion includes outer cover and support member, and outer cover has relative first end and the second end, and first end is connected to
Flowline, the second end are connected to connecting tube, and transfer part is arranged on the centre position of outer cover, are formed between outer cover and transfer part empty
Chamber, support member are arranged in cavity, for connecting outer cover and transfer part.
Preferably, connecting portion, one end of connecting portion are removably connected to connecting tube, and the other end is removably connected to spline
Set, for standing screw pump.
Preferably, the other end of flowline is stretched into the cavity of outer cover, is stretched on the tube wall of the flowline in cavity and is set
Tap hole, runner hole is set, screw pump extracts crude oil to connecting tube, and crude oil enters chamber by runner hole on connecting portion
It is interior, and enter through through hole and tap hole in flowline.
Preferably, heating part, heating part are connected to cable, for heating cable.
Preferably, test section, test department include detection line, pressure tester, temperature measuring device and terminal, and terminal is arranged on
Floor portion, detection line are arranged in cable, and pressure tester and temperature measuring device are arranged in main frame portion, and one end of detection line connects
Terminal is connected to, the other end is connected to pressure tester and temperature measuring device, for detecting the pressure and temperature in main frame portion respectively
Degree.
Preferably, output section is plug, and acceptance division is socket, and plug is inserted into socket.
Compared with prior art, the present invention has the following technical effect that：
A kind of pulling cable type submersible screw pump that the embodiment of the present invention proposes, main frame portion is arranged on underground, for transmitting
Electric power；Floor portion is set on the ground, and floor portion includes power part and production tree, and power part is used to provide electric power, and production tree is used
In connection and support main frame portion；Pulling portion is arranged between power part and main frame portion, and pulling portion includes cable, flowline and exacerbation
Bar, one end of flowline are connected to production tree, and the other end extends towards the direction in main frame portion, and is connected to main frame portion, and cable is set
To put in flowline, weighted lever is removably connected to cable, and one end of cable is connected to power part, and the other end has sealing,
One end of sealing sets output section, and the other end of flowline has acceptance division, and side and the main frame portion of acceptance division are connected with each other,
Opposite side is connected with output section, for providing electric power to main frame portion；Oil recovery portion is connected to main frame portion, for extracting crude oil, it is necessary to
When being powered to main frame portion and oil recovery portion, first one end of cable is connected on power part, then weighted lever is arranged on cable, electricity
The other end and weighted lever of cable enter flowline simultaneously, and are moved towards the direction in main frame portion, are installed on the other end of cable close
Envelope portion and output section, the other end installation acceptance division of flowline, output section can be arranged on acceptance division, the electricity that power part provides
Power is transferred to output section by cable, reaches main frame portion and oil recovery portion by acceptance division, relative to prior art, cable passes through
Strain relief clamp is fixed on the outside of oil pipe, while oil pipe is transferred, by strain relief clamp on oil pipe, causes workmen's operation more numerous
It is trivial, also, cable is all the time outside the oil pipe, during oil pipe is transferred, cable can repeatedly touch oil well the borehole wall or
The larger well section of orientation angular transformation, cause cable bad, in of the invention, cable is transferred to main frame portion out of flowline, and
Oil well bottom carries out the docking of cable, and then simplifies the technique effect of lower cable operation, simultaneously, it is thus also avoided that cable
Wiping is squeezed, caused damage of colliding with, and then solves the plug-in easy rapid wear of cable of costliness, it is impossible to the problem of reusing.
Brief description of the drawings
Fig. 1 is a kind of structural representation of pulling cable type submersible screw pump provided in an embodiment of the present invention.
Embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.
As shown in figure 1, the embodiments of the invention provide a kind of pulling cable type submersible screw pump, including：Main frame portion 1, it is main
Machine portion 1 is arranged on underground, for transmitting electric power；Floor portion 2, floor portion 2 are set on the ground, floor portion 2 include power part and
Production tree 21, power part are used to provide electric power, and production tree 21 is used to connecting and supporting main frame portion 1；Pulling portion 3, pulling portion 3 are set
Between power part and main frame portion 1, pulling portion 3 includes cable 31, flowline 32 and weighted lever 33, one end connection of flowline 32
In production tree 21, the other end extends towards the direction in main frame portion 1, and is connected to main frame portion 1, and cable 31 is arranged on flowline 32
Interior, weighted lever 33 is removably connected to cable 31, and one end of cable 31 is connected to power part, and the other end has sealing 34, close
The one end in envelope portion 34 sets output section 35, and the other end of flowline 32 has acceptance division 36, side and the main frame portion 1 of acceptance division 36
It is connected with each other, opposite side is connected with output section 35, for providing electric power to main frame portion 1；Oil recovery portion 4, oil recovery portion 4 are connected to main frame
Portion 1, for extracting crude oil.
A kind of pulling cable type submersible screw pump that the embodiment of the present invention proposes, main frame portion 1 is arranged on underground, for transmitting
Electric power；Floor portion 2 is set on the ground, and floor portion 2 includes power part and production tree 21, and power part is used to provide electric power, recovered the oil
Tree 21 is used to connecting and supporting main frame portion 1；Pulling portion 3 is arranged between power part and main frame portion 1, pulling portion 3 include cable 31,
Flowline 32 and weighted lever 33, one end of flowline 32 are connected to production tree 21, and the other end extends towards the direction in main frame portion 1,
And main frame portion 1 is connected to, and cable 31 is arranged in flowline 32, and weighted lever 33 is removably connected to cable 31, and the one of cable 31
End is connected to power part, and the other end has sealing 34, and one end of sealing 34 sets output section 35, the other end of flowline 32
With acceptance division 36, side and the main frame portion 1 of acceptance division 36 are connected with each other, and opposite side is connected with output section 35, for main frame
Portion 1 provides electric power；Oil recovery portion 4 is connected to main frame portion 1, for extract crude oil, it is necessary to main frame portion 1 and oil recovery portion 4 power when, first
One end of cable 31 is connected on power part, then weighted lever 33 is arranged on cable 31, the other end of cable 31 and exacerbation
Bar 33 enters flowline 32 simultaneously, and is moved towards the direction in main frame portion 1, and sealing 34 and defeated is installed on the other end of cable 31
Go out portion 35, the other end installation acceptance division 36 of flowline 32, output section 35 can be arranged on acceptance division 36, what power part provided
Electric power is transferred to output section 35 by cable 31, main frame portion 1 and oil recovery portion 4 is reached by acceptance division 36, relative to existing skill
Art, cable 31 are fixed by cable 31 and are scheduled on the outside of oil pipe, while oil pipe is transferred, cable 31 be stuck on oil pipe, caused
Workmen's operation is relatively complicated, also, cable 31 is in outside oil pipe all the time, during oil pipe is transferred, the meeting of cable 31
Repeatedly touch the borehole wall of oil well or the well section that orientation angular transformation is larger, cause cable 31 to damage, the present invention in, by cable 31 from
Decentralization is to main frame portion 1 in flowline 32, and the docking of cable 31 is carried out in oil well bottom, and then simplifies lower cable 31
The technique effect of operation, simultaneously, it is thus also avoided that the wiping of cable 31 is squeezed, caused damage of colliding with, and then solves the cable 31 of costliness
Plug-in easy rapid wear, it is impossible to the problem of reusing.
Above-mentioned main frame portion 1 is generally arranged at underground, and for electric power to be transferred into oil recovery portion 4, the effect in main frame portion 1 is to adopt
Oily portion 4 provides power support, and main frame portion 1 generally includes motor and speed reducer, and motor rotates output power by high speed, and drives
Reductor is operated；Floor portion 2 is set on the ground, and floor portion 2 includes power part and production tree 21, and power part is used to provide
Electric power, power part can use generator or other power equipments, as long as electric power can be provided；Production tree 21 is blowing
Well and machine-pumped oil well etc. are used for exploiting the wellhead assembly of oil, and production tree 21 is control and the regulation production of hydrocarbons of Oil/gas Well topmost
Capital equipment, the effect of production tree 21 is the connection each layer sleeve pipe in underground, seals each layer casing annulus, holds hanging sleeve tube portion
Weight, and ensure every Downhole Construction, it is easy to the measures such as kill-job operation, rountrip to construct and carry out pressure measurement, wax removal
Etc. daily production management；The effect in oil recovery portion 4 is crude oil extraction, and oil recovery portion 4 can use screw pump, can also use centrifugation
Pump, pumping unit or other oil production equipments, oil recovery portion 4 are connected to main frame portion 1, and for extracting crude oil, pulling portion 3 is arranged on
Between power part and main frame portion 1, pulling portion 3 includes cable 31, flowline 32 and weighted lever 33, and one end of flowline 32 is connected to
Production tree 21, the other end extends towards the direction in main frame portion 1, and is connected to main frame portion 1, and cable 31 is arranged in flowline 32,
Weighted lever 33 is removably connected to cable 31, and one end of cable 31 is connected to power part, and the other end has sealing 34, sealing
34 one end sets output section 35, and the other end of flowline 32 has an acceptance division 36, and the side and main frame portion 1 of acceptance division 36 are mutual
Connection, opposite side are connected with output section 35, for providing electric power to main frame portion 1, that is to say, that under cable 31 is out of flowline 32
Put to main frame portion 1, and the docking of cable 31 is carried out in oil well bottom, and then simplify the technology effect that lower cable 31 operates
Fruit, simultaneously, it is thus also avoided that the wiping of cable 31 is squeezed, caused damage of colliding with, and then solves the plug-in easy rapid wear of cable 31 of costliness,
The problem of can not reusing.
Further, as shown in figure 1, oil recovery portion 4 includes connecting tube 41 and screw pump 42, one end connection of connecting tube 41 with
Main frame portion 1, the other end are connected to screw pump 42, and for kinetic energy to be transferred into screw pump 42, screw pump 42 is used to extract crude oil.This
In embodiment, oil recovery portion 4 is further limited, oil recovery portion 4 includes connecting tube 41 and screw pump 42, and the effect of connecting tube 41 is connection
Screw pump 42 and main frame portion 1, screw pump 42 extract crude oil, and are delivered to main frame portion 1 by connecting tube 41, and main frame portion 1 again will
Crude Oil Transportation is into flowline 32, so as to complete the gatherer process of crude oil.
Further, as shown in figure 1, main frame portion 1 includes transfer part 11 and shell portion 12, transfer part 11 is arranged on main frame portion 1
Centre position, the electric power for cable 31 to be provided is transferred to screw pump 42, and shell portion 12 is arranged on the margin location in main frame portion 1
Put, the crude oil for screw pump 42 to be extracted is transferred in flowline 32.In the present embodiment, main frame portion 1 is further defined, it is main
Machine portion 1 includes transfer part 11 and shell portion 12, and transfer part 11 is arranged on the centre position in main frame portion 1, for provide cable 31
Electric power is transferred to screw pump 42, and the effect of transfer part 11 is to be transmitted the electric power that cable 31 provides to screw pump 42, shell portion
12 are arranged on the marginal position in main frame portion 1, and the crude oil for screw pump 42 to be extracted is transferred in flowline 32, the work in shell portion 12
Be by the carried of crude oil that screw pump 42 extracts into flowline 32, by the mutual cooperation in transfer part 11 and shell portion 12, and then
Having reached can be by the technique effect in the Crude Oil Transportation that screw pump 42 extracts to flowline 32.
Further, as shown in figure 1, transfer part 11 includes motor 111, reductor 112, protector 113 and spline housing
114, one end of motor 111 is connected to acceptance division 36, and the other end is connected to reductor 112, and one end of protector 113, which is connected to, to be subtracted
Fast machine 112, the other end are connected to one end of spline housing 114, and the other end of spline housing 114 is connected to connecting tube 41.The present embodiment
In, transfer part 11 is further defined, transfer part 11 includes motor 111, reductor 112, protector 113 and spline housing 114, electricity
Electric power is transferred to motor 111 and decelerator, one end of motor 111 by power Transmission to acceptance division 36, acceptance division 36 by cable 31 again
Acceptance division 36 is connected to, the other end is connected to reductor 112, and one end of protector 113 is connected to reductor 112, and the other end connects
One end of spline housing 114 is connected to, the other end of spline housing 114 is connected to connecting tube 41, and motor 111 rotates, and drives deceleration
Device low speed is run, and kinetic energy is transferred into connecting tube 41 and screw pump 42 by spline housing 114, and then extract screw pump 42
The technique effect of crude oil.
Further, as shown in figure 1, shell portion 12 includes outer cover 121 and support member 122, outer cover 121 has relative first
End and the second end, first end are connected to flowline 32, and the second end is connected to connecting tube 41, and transfer part 11 is arranged on outer cover 121
Centre position, cavity 123 is formed between outer cover 121 and transfer part 11, support member 122 is arranged in cavity 123, outer for connecting
Cover 121 and transfer part 11.In the present embodiment, shell portion 12 is further defined, shell portion 12 includes outer cover 121 and support member 122, outside
The effect of cover 121 is to stay in crude oil in outer cover 121, cavity 123 is formed between outer cover 121 and transfer part 11, crude oil passes through spiral shell
Bar pump 42 is transferred in connecting tube 41, and connecting tube 41 is interconnected with cavity 123, and crude oil enters back into the cavity 123 of outer cover 121
In, and enter flowline 32 through cavity 123, so that crude oil reaches ground, oil recovery process is completed, in outer cover 121 and is transmitted
Connector is set between portion 11, outer cover 121 is fixed in transfer part 11, through hole can be set on connector, prevents crude oil quilt
Connector blocks.
Further, as shown in figure 1, increase connecting portion 5, one end of connecting portion 5 is removably connected to connecting tube 41, another
End is removably connected to spline housing 114, for standing screw pump 42.In the present embodiment, increase connecting portion 5, the effect of connecting portion 5
It is to reinforce screw pump 42, one end of connecting portion 5 is removably connected to connecting tube 41, and the other end is removably connected to spline housing 114,
Connecting tube 41 and spline housing 114 are attached by connecting portion 5, also, connector can stablize screw pump 42, make screw pump
42 stability at work is more preferable.
Further, as shown in figure 1, the other end of flowline 32 is stretched into the cavity 123 of outer cover 121, cavity 123 is stretched into
Tap hole 37 is set on the tube wall of interior flowline 32, runner hole 51 is set on connecting portion 5, screw pump 42 extracts crude oil to even
In adapter 41, crude oil is entered in chamber by runner hole 51, and is entered through through hole and tap hole 37 in flowline 32.This implementation
Example in, flowline 32 the other end stretch into outer cover 121 cavity 123 in, stretch on the tube wall of the flowline 32 in cavity 123
Tap hole 37 is set, runner hole 51 is set on connecting portion 5, screw pump 42 extracts crude oil to connecting tube 41, and crude oil passes through stream
Road hole 51 enters in chamber, and enters through through hole and tap hole 37 in flowline 32, so that crude oil reaches ground, completes to adopt
Oily process.
Further, heating part is increased, heating part is connected to cable 31, for heating cable 31.In the present embodiment, increase
Heating part, the effect of heating part is heating cable 31, in crude oil, paraffin containing varying number, and due in oil reservoir,
Generally dissolved state, crude oil from shaft bottom rise flow through oil pipe when, temperature, pressure gradually reduce, and wax gradually separates out, assemble, product
On the tube wall for investing flowline 32, or shaft bottom is set in, paraffin can make the internal diameter of flowline 32 diminish, so as to influence crude oil
Production capacity, by increasing heating part, heating part is connected to cable 31, and heating part can be heated cable 31, and then
Having reached makes paraffin melting technique effect.
Further, test section, test department include detection line, pressure tester, temperature measuring device and terminal, and terminal is set
In floor portion, detection line is arranged in cable, and pressure tester and temperature measuring device are arranged in main frame portion, one end of detection line
Be connected to terminal, the other end is connected to pressure tester and temperature measuring device, for detect respectively main frame portion pressure and
Temperature.In the present embodiment, test section is added, the effect of test section is to detect the temperature and pressure of oil well bottom, and by temperature
Degree and the numerical value of pressure are sent to terminal, contribute to staff to understand the situation of underground in time, and make corresponding tune
It is whole, for example, when temperature is too high or hypotony, and staff can be by stopping power supply or reducing by 111 rotating speed of motor the methods of,
Avoid equipment that accident occurs.Meanwhile by detection temperature and pressure value, staff will be seen that underground equipment working condition and
Liquid situation, and then facilitate staff to be adjusted in time to the mode of operation in oil recovery portion 4 and main frame portion 1.
Further, output section 35 is plug, and acceptance division 36 is socket, and plug is inserted into socket.In the present embodiment,
Output section 35 is arranged to plug, acceptance division 36 is arranged to socket, can be connected with each other between plug and socket, can also insert
Magnet is set on seat, convenient plug is docked with socket, and then the skill of rapid abutting joint output section 35 and acceptance division 36
Art effect.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
- A kind of 1. pulling cable type submersible screw pump, it is characterised in that including：Main frame portion, the main frame portion is arranged on underground, for transmitting electric power；Floor portion, the floor portion are set on the ground, and the floor portion includes power part and production tree, and the power part is used for Electric power is provided, the production tree is used to connecting and supporting the main frame portion；Pulling portion, the pulling portion are arranged between the power part and the main frame portion, and the pulling portion includes cable, fuel-displaced Pipe and weighted lever, one end of the flowline are connected to the production tree, and the other end extends towards the direction in the main frame portion, and The main frame portion is connected to, the cable is arranged in the flowline, and the weighted lever is removably connected to the cable, institute The one end for stating cable is connected to the power part, and the other end has sealing, and one end of the sealing sets output section, described The other end of flowline has an acceptance division, and the side of the acceptance division is connected with each other with the main frame portion, opposite side with it is described defeated Go out portion's connection, for providing electric power to the main frame portion；Oil recovery portion, the oil recovery portion is connected to the main frame portion, for extracting crude oil.
- 2. pulling cable type submersible screw pump according to claim 1, it is characterised in thatThe oil recovery portion includes connecting tube and screw pump, one end connection and the main frame portion of the connecting tube, other end connection In the screw pump, for kinetic energy to be transferred into screw pump, the screw pump is used to extract crude oil.
- 3. pulling cable type submersible screw pump according to claim 2, it is characterised in thatThe main frame portion includes transfer part and shell portion, and the transfer part is arranged on the centre position in the main frame portion, for by institute The electric power for stating cable offer is transferred to the screw pump, and the shell portion is arranged on the marginal position in the main frame portion, for by institute The crude oil for stating screw pump extraction is transferred in the flowline.
- 4. pulling cable type submersible screw pump according to claim 3, it is characterised in thatThe transfer part includes motor, reductor, protector and spline housing, and one end of the motor is connected to the acceptance division, The other end is connected to the reductor, and one end of protector is connected to the reductor, and the other end is connected to the spline housing One end, the other end of the spline housing are connected to the connecting tube.
- 5. pulling cable type submersible screw pump according to claim 4, it is characterised in thatThe shell portion includes outer cover and support member, and the outer cover has relative first end and the second end, the first end connection In the flowline, second end is connected to the connecting tube, and the transfer part is arranged on the centre position of the outer cover, institute State and cavity formed between outer cover and the transfer part, the support member is arranged in the cavity, for connect the outer cover and The transfer part.
- 6. pulling cable type submersible screw pump according to claim 5, it is characterised in that also include：Connecting portion, one end of the connecting portion are removably connected to the connecting tube, and the other end is removably connected to the spline Set, for fixing the screw pump.
- 7. pulling cable type submersible screw pump according to claim 6, it is characterised in thatThe other end of the flowline is stretched into the cavity of the outer cover, is stretched on the tube wall of the flowline in the cavity Tap hole is set, runner hole is set on the connecting portion, the screw pump extracts crude oil to connecting tube, and the crude oil passes through The runner hole enters in chamber, and enters through the through hole and the tap hole in the flowline.
- 8. the pulling cable type submersible screw pump according to any one of claim 1 to 7, it is characterised in that also include：Heating part, the heating part are connected to the cable, for heating the cable.
- 9. pulling cable type submersible screw pump according to claim 8, it is characterised in that also include：Test section, the test department include detection line, pressure tester, temperature measuring device and terminal, and the terminal is arranged on institute Floor portion is stated, the detection line is arranged in the cable, and the pressure tester and the temperature measuring device are arranged on described In main frame portion, one end of the detection line is connected to the terminal, the other end be connected to the pressure tester and The temperature measuring device, for detecting the pressure and temperature in the main frame portion respectively.
- 10. pulling cable type submersible screw pump according to claim 8, it is characterised in thatThe output section is plug, and the acceptance division is socket, and the plug is inserted into the socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710729286.0A CN107448175A (en) | 2017-08-23 | 2017-08-23 | Pulling cable type submersible screw pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710729286.0A CN107448175A (en) | 2017-08-23 | 2017-08-23 | Pulling cable type submersible screw pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107448175A true CN107448175A (en) | 2017-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710729286.0A Pending CN107448175A (en) | 2017-08-23 | 2017-08-23 | Pulling cable type submersible screw pump |
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| Country | Link |
|---|---|
| CN (1) | CN107448175A (en) |
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Effective date of registration: 20201030 Address after: Intercontinental building, 16 ande Road, Dongcheng District, Beijing, 100007 Applicant after: PetroChina Co.,Ltd. Address before: No. 48, 11 buildings in dawn District, Karamay District, Karamay City, the Xinjiang Uygur Autonomous Region, Shengli Road District, the Xinjiang Uygur Autonomous Region Applicant before: Tang Fuping Applicant before: Xie Jianyong Applicant before: KARAMAY XIHAI PETROLEUM TECHNOLOGY Co.,Ltd. Applicant before: KARAMAY SHANGZHENG PETROLEUM TECHNOLOGY Co.,Ltd. |
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Application publication date: 20171208 |
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