CN208966195U - A kind of hydraulic booster liquid jet instrument - Google Patents
A kind of hydraulic booster liquid jet instrument Download PDFInfo
- Publication number
- CN208966195U CN208966195U CN201821753615.1U CN201821753615U CN208966195U CN 208966195 U CN208966195 U CN 208966195U CN 201821753615 U CN201821753615 U CN 201821753615U CN 208966195 U CN208966195 U CN 208966195U
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- China
- Prior art keywords
- shell
- motor
- sleeve
- liquid jet
- hydraulic booster
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Abstract
The utility model relates to a kind of hydraulic booster liquid jet instruments；Belong to petroleum, natural gas underground operation tool technical field.The tool includes top connection, outer housing, alternator assembly, motor, sliding sleeve, drive lead screw and sleeve, shell B below alternator assembly is provided with motor, step actuator is provided between motor and alternator assembly, step actuator is connect with motor and alternator assembly respectively by connecting wire, and drive lead screw is housed by sliding sleeve in the shell C below motor.The hydraulic booster liquid jet instrument structure is simple, pulse is steady, there is no detrimental impact, can effectively improve service life and reliability, to solve the problems, such as existing underground pressurizing device, structure is complicated, manufacture difficulty is big, the service life is short, uses especially suitable for deep-well, ultra-deep well drilling.
Description
Technical field
The utility model relates to a kind of hydraulic booster liquid jet instruments；Belong to petroleum, natural gas underground operation tool technical field.
Background technique
Increase now with deep-well, ultradeep well in oil field proportion, drilling speed can be significantly when drilling well encounters firm hard formation
Decline, typical well tool are difficult to reach construction requirement.Studies in China shows downhole pressure increasing aided drilling in oil gas well drilling
Rate of penetration can be greatly improved, foreign countries develop high-pressure jet aided drilling system, directly make drilling fluid on ground
Used in the mechanical rock breaking effect of shaft bottom auxiliary drill bit, 2-3 times of rate of penetration can be improved.And the mode of downhole pressure increasing only needs
Supercharging device is added above drill bit, it is easily manufactured without changing existing equipment.
Hydraulic booster fluidics is to realize high-pressure jet auxiliary using the shaft bottom supercharging device cooperation drill bit specially designed
Drilling well improves the technology of bit speed.In underground pressurizing device, most of is all that piston, piston driving are pushed using hydraulic pressure
Hydraulic cylinder back and forth moves to realize that shaft bottom is pressurized, and the main distinction is reversing mode difference；In order to realize the reciprocating motion of piston,
It must be set up the pressure difference at piston cylinder upper and lower cavity both ends, pressure difference is bigger, and the pressure of output is bigger.This kind of device supercharging effect is good
It is good, but there is also disadvantages: booster runner is complicated, creates great difficulties to processing and installation；It is past in common supercharging device
Complex structure, typically cam realize the mode that reciprocating motion or disc spring reset to be pressurized, and this kind of reciprocator often exists
Detrimental impact, it is very serious to the abrasion of components, need irregular inspection, replace, wasting manpower and material resources, improve drilling well at
This steadily, is not present detrimental impact, connects downhole pressure increasing work simple, easy for installation as a result, it is necessary to a kind of structure is simple
Tool.
Summary of the invention
Simple, pulse that the purpose of the utility model is to provide a kind of structures is steadily, there is no detrimental impacts, Ke Yiyou
Effect improve service life with reliability, solve the problems, such as the existing underground pressurizing device water that structure is complicated, manufacture difficulty is big, the service life is short
Power is pressurized liquid jet instrument.
The technical solution of the utility model is:
A kind of hydraulic booster liquid jet instrument, including top connection, outer housing, alternator assembly, motor, sliding sleeve, driving wire
Bar and sleeve, outer housing are made of shell A, shell B, shell C and the shell D being successively threadedly coupled, it is characterised in that: shell A
Top screw thread top connection is installed, turbine wheel shaft, whirlpool are equipped with by turbine bearing and turbine assembly in the shell A below top connection
Alternator assembly, alternator assembly and turbine axis connection, hair are equipped with by upper main shaft bearing and lower main shaft bearing below wheel shaft
Shell B below motor assembly is provided with motor, and step actuator is provided between motor and alternator assembly, and stepping is driven
Dynamic device is connect with motor and alternator assembly respectively by connecting wire, is equipped in the shell C below motor by sliding sleeve
The output axis connection of drive lead screw, drive lead screw and motor；Sleeve, sleeve and sliding sleeve are provided in shell D below sliding sleeve
It is threadedly coupled；It is fixed with pressurized cylinder below sleeve, pressurized cylinder is fixedly connected with sleeve.
The turbine assembly is made of turbine rotor and turbine stator, turbine rotor and turbine axis connection, turbine stator
It is fixedly connected with shell A.
The alternator assembly is made of shaft, generator unit stator, generator amature and power generator rotor magnetic pole, shaft
Periphery is provided with generator unit stator, and generator amature is housed in shaft, hair is provided between generator amature and generator unit stator
Rotor magnetic pole, alternator assembly are fixedly connected by shaft with turbine wheel shaft.
Shaft coupling is filled with by assembled shaft between the drive lead screw and motor, drive lead screw by shaft coupling with
The output axis connection of motor.
Screw thread is equipped with transmission swivel nut on the sliding sleeve, and drive lead screw is threadedly coupled with transmission swivel nut, is driven on swivel nut
It is fixed with sliding pin, sliding slot is provided on shell D inner wall corresponding with sliding sleeve, transmission swivel nut is sliding by sliding pin and sliding slot
Dynamic connection.
Drive lead screw bottom in the sliding sleeve is fixed with anti-cap off.
Deflector hole is evenly equipped on the circumference.
The pressurized cylinder is by pressurization cylinder housing, pressurized cylinder piston bar, piston check valve, cylinder body check valve and jet pipe structure
At, the bottom being pressurized in cylinder housing is fixed with jet pipe, and the pressurization cylinder housing at jet stream pipe port is provided with cylinder body check valve,
Pressurized cylinder piston bar is movably installed in pressurization cylinder housing above cylinder body check valve, pressurized cylinder piston bar is tubulose, pressurized cylinder
One end of piston rod is connect with bush whorl, and the pressurized cylinder piston bar is provided with piston check valve.
Flow channel for liquids is provided between the pressurization cylinder housing and shell D.
Be provided with high pressure runner on the shell A of the turbine wheel shaft lower end both sides of head, shell B corresponding with high pressure runner and
Connection runner is provided on shell C, high pressure runner is connected to through connection runner with the cavity of shell C.
The utility model has the beneficial effects that:
Use turbine structure and downhole generator assembly by the energy of drilling fluid in the hydraulic booster liquid jet instrument course of work
Amount is converted into internal electric energy, and is stored using the storage capacitor of step actuator, and driving motor positive and negative rotation is pressurized to realize
The axial of cylinder piston rod moves up and down, and is thus pressurized to drilling fluid, compared to existing supercharging device reciprocating structure and
The mode that cam mechanism and disc spring reset is pressurized, and the hydraulic booster liquid jet instrument structure is simple, pulse is steady, be not present
Detrimental impact can effectively improve service life and reliability, to solve existing underground pressurizing device, structure is complicated, manufacture
The problem that difficulty is big, the service life is short is used especially suitable for deep-well, ultra-deep well drilling.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is enlarged structure schematic diagram at the A in Fig. 1；
Fig. 3 is enlarged structure schematic diagram at the B in Fig. 1；
Fig. 4 is enlarged structure schematic diagram at the C in Fig. 1；
Fig. 5 is enlarged structure schematic diagram at the D in Fig. 1.
In figure: 1, top connection, 2, motor, 3, sliding sleeve, 4, drive lead screw, 5, sleeve, 6, shell A, 7, shell B, 8, shell
Body C, 9, shell D, 10, turbine bearing, 11, turbine assembly, 12, turbine wheel shaft, 13, upper main shaft bearing, 14, lower main shaft bearing, 15,
Shaft, 16, generator unit stator, 17, generator amature, 18, power generator rotor magnetic pole, 19, step actuator, 20, transmission swivel nut,
21, shaft coupling, 22, sliding pin, 23, sliding slot, 24, deflector hole, 25, it is anti-cap off, 26, pressurization cylinder housing, 27, pressurized cylinder it is living
Stopper rod, 28, piston check valve, 29, cylinder body check valve, 30, jet pipe, 31, flow channel for liquids, 32, baffle, 33, high pressure runner,
34, it is connected to runner.
Specific embodiment
The hydraulic booster liquid jet instrument includes top connection 1, outer housing, alternator assembly, motor 2, sliding sleeve 3, driving wire
Bar 4 and sleeve 5, outer housing are made of shell A6, shell B7, shell C8 and the shell D9 being successively threadedly coupled.The top of shell A6
End screw thread is equipped with top connection 1, and the shell A6 of 1 lower section of top connection is provided with through turbine bearing 10 and turbine assembly 11 equipped with whirlpool
Wheel shaft 12；Turbine assembly 11 is made of turbine rotor and turbine stator, and turbine rotor is connect with turbine wheel shaft 12, turbine stator and shell
Body A6 inner wall is fixedly connected.12 lower section of turbine wheel shaft is equipped with alternator assembly by upper main shaft bearing 13 and lower main shaft bearing 14,
Alternator assembly is made of shaft 15, generator unit stator 16, generator amature 17 and power generator rotor magnetic pole 18,15 periphery of shaft
It is provided with generator unit stator 16, generator amature 17 is housed in shaft 15, is set between generator amature 17 and generator unit stator 16
It is equipped with power generator rotor magnetic pole 18, alternator assembly is fixedly connected by shaft 15 with turbine wheel shaft 12.
Shell B7 below alternator assembly is provided with motor 2, is provided with stepping between motor 2 and alternator assembly
Driver 19(step actuator is commercial product, You Kaifu Motor Corporation production, model Y2SA3), step actuator 19 is logical
It crosses connecting wire to connect with motor 2 and alternator assembly respectively, by sliding sleeve 3 equipped with biography in the shell C8 of 2 lower section of motor
Screw rod 4 is moved, screw thread is equipped with transmission swivel nut 20 in the upper port of sliding sleeve 3, and one end of drive lead screw 4 passes through transmission swivel nut 20 and extends
It to 20 top of transmission swivel nut, is threadedly coupled between drive lead screw 4 and transmission swivel nut 20, extends to the biography of 20 top of transmission swivel nut
It moves screw rod 4 and shaft coupling 21 is filled with by assembled shaft between motor 2, drive lead screw 4 passes through shaft coupling 21 and motor 2
Output axis connection.4 bottom of drive lead screw in sliding sleeve 3, which is fixed with, prevents capping off 25；To prevent drive lead screw 4 by sliding in sliding sleeve 3
Out.
It is fixed with sliding pin 22 on transmission swivel nut 20, is provided with sliding slot 23 on shell D9 inner wall corresponding with sliding sleeve 3, is passed
Movable snail sleeve 20 is slidably connected by sliding pin 22 with sliding slot 23, to limit transmission swivel nut 20 at work, prevents it from circumferential
Rotation.It is provided with sleeve 5 in the shell D9 of 3 lower section of sliding sleeve, deflector hole 24, sleeve 5 and 3 spiral shell of sliding sleeve are evenly equipped on 5 circumference of sleeve
Line connection.
Pressurized cylinder is fixed with below sleeve 5, pressurized cylinder is by pressurization cylinder housing 26, pressurized cylinder piston bar 27, piston check valve
28, cylinder body check valve 29 and jet pipe 30 are constituted, and are pressurized between cylinder housing 26 and shell D9 and are provided with flow channel for liquids 31.
Bottom in pressurization cylinder housing 26 is fixed with jet pipe 30, and jet pipe 30 with the hydrophthalmia of drill bit for being connected to；Jet stream
Pressurization cylinder housing 26 at 30 port of pipe is provided with cylinder body check valve 29, lives in the pressurization cylinder housing 26 of 29 top of cylinder body check valve
Dynamic to be equipped with pressurized cylinder piston bar 27, pressurized cylinder piston bar 27 is provided with piston check valve 28.Pressurized cylinder piston bar 27 is tubulose,
One end of pressurized cylinder piston bar 27 is threadedly coupled with sleeve 5,
12 lower end of turbine wheel shaft of the hydraulic booster liquid jet instrument is fixed with baffle 32, is sliding between baffle 32 and shell A6
Dynamic sealing connection is divided to form sealing to the cavity of shell A6, on the shell A6 of 12 two sides of turbine wheel shaft of 32 top of baffle
It is symmetrically arranged with high pressure runner 33, is provided with connection runner 34, high pressure on shell B7 corresponding with high pressure runner 33 and shell C8
Runner 33 is interconnected with runner 34 is connected to, and high pressure runner 33 is connected to through connection runner 34 with the cavity of shell C8.
When the hydraulic booster liquid jet instrument works, drilling fluid is entered by top connection 1, and is impacted to turbine assembly 11,
To drive turbine wheel shaft 12 to rotate, and then the shaft 15 of alternator assembly and generator amature 17 is driven to rotate, shaft 15 and hair
Rotor 17 forms rotating excitation field under the action of power generator rotor magnetic pole 18 during rotating, and thus generates alternating current
Stream；The alternating current of generation is by energy-storage travelling wave tube storage in step actuator 19, to provide necessary electricity to 2 operation of motor
Energy.When alternating current is high impulse, 19 drive motor 2 of step actuator is rotated forward.Since drive lead screw 4 passes through shaft coupling
21 are threadedly coupled with the output axis connection of motor 2, sleeve 5 with sliding sleeve 3, sleeve 5 is threadedly coupled with pressurized cylinder piston bar 27, electricity
Motivation 2, which rotates forward, drives drive lead screw 4 when rotating forward rotation, under the action of be driven swivel nut 20, is driven swivel nut 20 and cunning
Whole 23 downlink along the chute of set 3 bounces back in pressurization cylinder housing 26 to oppress pressurized cylinder piston bar 27.
When alternating current is low pulse, 19 drive motor 2 of step actuator is rotated backward.2 counter-rotating belts of motor
When dynamic drive lead screw 4 rotates backward rotation, under the action of be driven swivel nut 20, it is driven swivel nut 20 and sliding sleeve 3 integrally along the chute 23
Uplink, to drive pressurized cylinder piston bar 27 by stretching out in pressurization cylinder housing 26.
The cleaner for high-pressure drilling fluid for completing impulse turbine component 11 enters to shell C8's with runner 34 is connected to through high pressure runner 33
In cavity, the intracorporal drilling fluid of chamber for entering to shell C8 is continued traveling downwardly to shell D9, enters to the drilling fluid in shell D9
A part is acted on through flow channel for liquids 31 to drill bit, to play a cooling, lubrication, another part drilling fluid to drill bit
It continuously being entered in sleeve 5 through deflector hole 24, the drilling fluid entered in sleeve 5 enters pressurized cylinder piston bar 27, and
Impact piston check valve 28 turns on, hence into the pressurization cylinder housing between piston check valve 28 and cylinder body check valve 29
In 26.
Wherein, when motor 2 rotates forward, drive drive lead screw 4 rotates forward rotation, compressing pressurized cylinder piston bar 27 returns
During being reduced in pressurization cylinder housing 26；Between 27 forces piston check valve 28 of pressurized cylinder piston bar and cylinder body check valve 29
Drilling fluid, during this, the drilling fluid reaction force lower piston between piston check valve 28 and cylinder body check valve 29 is unidirectional
Valve 28 is closed, and cylinder body check valve 29 is opened, and the pressurized drilling fluid that the compressing of pressurized cylinder piston bar 27 is formed is sprayed through jet pipe 30
Out, then by communicating pipe by the hydrophthalmia of drill bit it sprays, drill bit thus can be assisted to carry out broken rock.
When 19 drive motor 2 of step actuator rotates backward, pressurized cylinder piston bar 27 in pressurization cylinder housing 26 by stretching out
During, under the action of negative pressure cylinder body check valve 29 close, piston check valve 28 open, drilling fluid through through deflector hole 24,
Piston check valve 28 is again introduced into the pressurization cylinder housing 26 between piston check valve 28 and cylinder body check valve 29, is so followed
Ring makes reciprocal axial (upper and lower) fortune of pressurized cylinder piston bar 27 by forward and reverse rotation of 19 drive motor 2 of step actuator
It is dynamic, to periodically be sprayed by jet pipe 30 after being pressurized drilling fluid.
The hydraulic booster liquid jet instrument converts internal electric energy for the energy of drilling fluid by alternator assembly, and utilizes step
Storage capacitor into driver 19 stores, and then the axial direction of pressurized cylinder piston bar 27 is realized in 2 positive and negative rotation of drive motor
It moves up and down, thus drilling fluid is pressurized, compared to the reciprocating structure and cam mechanism and disc spring of existing supercharging device
The mode of reset is pressurized, the hydraulic booster liquid jet instrument structure is simple, pulse is steady, there is no detrimental impact, can be effective
It improves service life and reliability, to solve existing underground pressurizing device, structure is complicated, manufacture difficulty is big, the service life short asks
Topic is used especially suitable for deep-well, ultra-deep well drilling.
Claims (10)
1. a kind of hydraulic booster liquid jet instrument, including top connection (1), outer housing, alternator assembly, motor (2), sliding sleeve (3),
Drive lead screw (4) and sleeve (5), outer housing is by the shell A(6 that is successively threadedly coupled), shell B(7), shell C(8) and shell D
(9) constitute, it is characterised in that: shell A(6) top screw thread be equipped with top connection (1), the shell A(6 below top connection (1))
It is interior that turbine wheel shaft (12) are equipped with by turbine bearing (10) and turbine assembly (11), pass through upper main shaft bearing below turbine wheel shaft (12)
(13) and lower main shaft bearing (14) is equipped with alternator assembly, and alternator assembly is connect with turbine wheel shaft (12), under alternator assembly
The shell B(7 of side) it is provided with motor (2), it is provided with step actuator (19), walks between motor (2) and alternator assembly
It is connect respectively with motor (2) and alternator assembly into driver (19) by connecting wire, the shell C below motor (2)
(8) drive lead screw (4) are housed by sliding sleeve (3) in, the output axis connection of drive lead screw (4) and motor (2)；Under sliding sleeve (3)
Side shell D(9) in be provided with sleeve (5), sleeve (5) is threadedly coupled with sliding sleeve (3)；It is fixed with pressurized cylinder below sleeve (5),
Pressurized cylinder is fixedly connected with sleeve (5).
2. a kind of hydraulic booster liquid jet instrument according to claim 1, it is characterised in that: the turbine assembly (11) by
Turbine rotor and turbine stator are constituted, and turbine rotor is connect with turbine wheel shaft (12), and turbine stator is fixedly connected with shell A(6).
3. a kind of hydraulic booster liquid jet instrument according to claim 1, it is characterised in that: the alternator assembly is by turning
Axis (15), generator unit stator (16), generator amature (17) and power generator rotor magnetic pole (18) are constituted, the setting of shaft (15) periphery
Have generator unit stator (16), generator amature (17) are housed in shaft (15), generator amature (17) and generator unit stator (16)
Between be provided with power generator rotor magnetic pole (18), alternator assembly is fixedly connected by shaft (15) with turbine wheel shaft (12).
4. a kind of hydraulic booster liquid jet instrument according to claim 1, it is characterised in that: the drive lead screw (4) with
It is filled with shaft coupling (21) between motor (2) by assembled shaft, drive lead screw (4) passes through shaft coupling (21) and motor (2)
Output axis connection.
5. a kind of hydraulic booster liquid jet instrument according to claim 1, it is characterised in that: screw thread on the sliding sleeve (3)
Transmission swivel nut (20) is installed, drive lead screw (4) is threadedly coupled with transmission swivel nut (20), is fixed with sliding in transmission swivel nut (20)
Pin (22), shell D(9 corresponding with sliding sleeve (3)) it is provided with sliding slot (23) on inner wall, transmission swivel nut (20) passes through sliding pin
(22) it is slidably connected with sliding slot (23).
6. a kind of hydraulic booster liquid jet instrument according to claim 5, it is characterised in that: the biography in the sliding sleeve (3)
Dynamic screw rod (4) bottom, which is fixed with, prevents capping off (25).
7. a kind of hydraulic booster liquid jet instrument according to claim 1, it is characterised in that: on described sleeve (5) circumference
It is evenly equipped with deflector hole (24).
8. a kind of hydraulic booster liquid jet instrument according to claim 1, it is characterised in that: the pressurized cylinder is by pressurized cylinder
Shell (26), pressurized cylinder piston bar (27), piston check valve (28), cylinder body check valve (29) and jet pipe (30) are constituted, pressurization
Bottom in cylinder housing (26) is fixed with jet pipe (30), and the pressurization cylinder housing (26) at jet pipe (30) port is provided with cylinder body
Check valve (29) is movably installed with pressurized cylinder piston bar (27) in the pressurization cylinder housing (26) above cylinder body check valve (29), increases
Pressure cylinder piston bar (27) is tubulose, and one end of pressurized cylinder piston bar (27) is threadedly coupled with sleeve (5), the pressurized cylinder piston
Bar (27) is provided with piston check valve (28).
9. a kind of hydraulic booster liquid jet instrument according to claim 8, it is characterised in that: the pressurization cylinder housing (26)
Flow channel for liquids (31) are provided between shell D(9).
10. a kind of hydraulic booster liquid jet instrument according to claim 1, it is characterised in that: under the turbine wheel shaft (12)
The shell A(6 of end two sides) on be provided with high pressure runner (33), shell B(7 corresponding with high pressure runner (33)) and shell C(8)
On be provided with connection runner (34), high pressure runner (33) is connected to through connection runner (34) with the cavity of shell C(8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821753615.1U CN208966195U (en) | 2018-10-29 | 2018-10-29 | A kind of hydraulic booster liquid jet instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821753615.1U CN208966195U (en) | 2018-10-29 | 2018-10-29 | A kind of hydraulic booster liquid jet instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208966195U true CN208966195U (en) | 2019-06-11 |
Family
ID=66764430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821753615.1U Expired - Fee Related CN208966195U (en) | 2018-10-29 | 2018-10-29 | A kind of hydraulic booster liquid jet instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208966195U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109113567A (en) * | 2018-10-29 | 2019-01-01 | 长江大学 | A kind of hydraulic booster liquid jet instrument |
-
2018
- 2018-10-29 CN CN201821753615.1U patent/CN208966195U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109113567A (en) * | 2018-10-29 | 2019-01-01 | 长江大学 | A kind of hydraulic booster liquid jet instrument |
| CN109113567B (en) * | 2018-10-29 | 2023-08-22 | 长江大学 | Hydraulic pressurizing jet tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190611 Termination date: 20211029 |