CN208619439U - A kind of magnetorheological hydraulic lock with wedge valve - Google Patents
A kind of magnetorheological hydraulic lock with wedge valve Download PDFInfo
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- CN208619439U CN208619439U CN201821175145.5U CN201821175145U CN208619439U CN 208619439 U CN208619439 U CN 208619439U CN 201821175145 U CN201821175145 U CN 201821175145U CN 208619439 U CN208619439 U CN 208619439U
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Abstract
The utility model discloses a kind of, and the magnetorheological hydraulic with wedge valve is locked, and is mainly made of wedge valve cylinder body, wedge shape valve core, hydraulic pressure lock cylinder, piston, piston rod and valve body etc..Hydraulic pump system makes its pressure be greater than B chamber to A chamber fuel feeding, and piston is moved right to extreme position at this time, and the II right end conical surface of piston rod shuts F chamber, realizes reliable locking.Wedge shape valve core I is contacted with II wedge surface of wedge shape valve core always due to gravity, magnetorheological fluid pumping system injects magnetorheological fluid to G chamber, controller is powered to magnet exciting coil, magnetorheological fluid quickly becomes class solid-state, magnetorheological fluid oil inlet is blocked, G cavity pressure increases, the sustainable connection for blocking D chamber and E chamber, prevent oil liquid from flowing into oil outlet from oil inlet, reaches control oil well oil liquid one-way flow and blowout prevention purpose.When magnetorheological fluid pumping system works, hydraulic pump system stops working.The utility model structure is simple and convenient to operate, consumes energy less, is particularly suitable for applications in the occasion of oil well blowout-prevention.
Description
Technical field
The utility model relates to a kind of hydraulic lock more particularly to a kind of magnetorheological hydraulic locks with wedge valve.
Background technique
Currently, the hydraulic control system being often used in oil mining industry is open type hydraulic system, main includes executing
Mechanism, fuel tank and reversal valve.When open type hydraulic system works, flow direction of the pressure oil in executing agency is controlled by reversal valve
With flow velocity, to control executing agency's traffic direction and the speed of service.Hydraulic oil passes through returning for reversal valve after executing agency
Hydraulic fluid port and oil return filter are re-introduced into fuel tank.Therefore, open type hydraulic system has fuel tank to carry out fuel feeding in need of work, entirely
Hydraulic system volume and occupied space are larger, and energy consumption is high.
Hydraulic lock is a control element important in hydraulic system, and hydraulic lock, which is usually combined with executive component, to be made
With controlling actuator movement by the outlet pressure of hydraulic lock.But conventional hydraulic lock out a mouthful pressure transient, can be with fuel feeding
The pressure change of system and micro variation occurs, so that the movement of executive component cannot be made to reach perfect condition；Traditional liquid simultaneously
Pressure lock requires oil pump to continue fuel feeding in the locked condition, therefore it is larger to consume energy, and hydraulic lock is made to generate amount of heat.
Based on this, in order to realize under the premise of not increasing hydraulic lock structure, keep hydraulic lock energy consumption smaller, it is necessary to design one
Kind New type hydraulic lock.
Summary of the invention
In order to solve the problems, such as background technique, the utility model provides a kind of magnetorheological hydraulic with wedge valve
Lock.Mainly it is made of wedge valve cylinder body, wedge shape valve core I, hydraulic pressure lock cylinder, hydraulic lock end cap, piston, piston rod and valve body etc..
The region that hydraulic pressure lock cylinder circumferential inner surface, hydraulic lock left end cap right side and piston left side surround forms hydraulic fluid chamber A
Chamber；The region that plunger flange right side and hydraulic pressure lock cylinder inner surface surround forms hydraulic fluid chamber B chamber；Table in hydraulic pressure lock cylinder
The region that face, piston right side and partition left side surround forms cavity C chamber；There are three chambers, including D chamber, E for processing among valve body
Chamber and F chamber, wherein D chamber is connected with oil inlet, and E chamber is connected with oil outlet；Table in II right side of wedge valve end cap, wedge valve cylinder body
Face and hydraulic lock left end cap left side form cavity H chamber, and it is intracavitary that wedge shape valve core II is mounted on H, I inner surface of wedge valve end cap, wedge
Shape valve inner surface of cylinder block and wedge valve upper surface form magnetorheological sap cavity G chamber.Hydraulic pump system keeps its pressure big to A chamber fuel feeding
In B chamber, piston is moved right at this time, and when pushing piston rod to extreme position, the piston rod right end conical surface shuts E chamber, and realization can
By locking.Magnetorheological fluid pumping system injects magnetorheological fluid to G chamber at this time, fills rear controller and is powered to magnet exciting coil, magnetorheological
Liquid quickly becomes class solid-state, and G cavity pressure increases, the lozenges of the lozenges locking wedge shape valve core II of wedge shape valve core I, sustainable resistance
The connection of disconnected D chamber and E chamber prevents oil liquid from flowing into oil outlet from oil inlet, reaching control oil well oil liquid one-way flow and preventing
Spray purpose.When magnetorheological fluid pumping system works, hydraulic pump system stops working.The utility model structure is simple and convenient to operate, consumes
Can be small, it is particularly suitable for applications in the occasion of oil well blowout-prevention.
It includes: wedge valve end cap I (1), bobbin winder bracket that the utility model, which solves technical solution used by its technical problem,
(2), magnet exciting coil (3), wedge valve cylinder body (4), wedge shape valve core I (5), wedge valve end cap II (6), wedge shape valve core II (7), hydraulic
Lock left end cap (8), partition (9), valve body (10), piston rod (11), piston (12), hydraulic pressure lock cylinder (13), hydraulic bend pipe III
(14), magnetorheological fluid pumping system (15), conducting wire group I (16), control system (17), conducting wire group II (18), conducting wire group III (19), liquid
Bending pipe I (20), hydraulic pump system (21) and hydraulic bend pipe II (22)；Wedge valve end cap I (1) passes through with wedge valve cylinder body (4)
Screw is fixedly connected, and is sealed by a seal ring；Bobbin winder bracket (2) circumferential outer surface is machined with toroidal cavity, excitation wire
Circle (3) is wrapped in toroidal cavity；Wedge valve end cap I (1) is fixedly connected with bobbin winder bracket (2) by screw；Wedge shape valve core I
(5) circumferential outer surface and wedge valve cylinder body (4) circumferential inner surface clearance fit, and be sealed by a seal ring；Wedge shape valve core I
(5) lower end is machined with lozenges, and lozenges is processed into wedge shape valve core II (7) left side, and the lozenges of wedge shape valve core I (5) abuts
The lozenges of wedge shape valve core II (7)；Wedge valve end cap II (6) is fixedly connected with wedge valve cylinder body (4) by screw, and by close
Seal is sealed；Wedge valve cylinder body (4) is fixedly connected with hydraulic lock left end cap (8) by screw；Wedge shape valve core II (7) circumference
Inner surface and hydraulic lock left end cap (8) circumferential inner surface clearance fit；Piston (12) and hydraulic pressure lock cylinder (13) are processed into rank
Scalariform；Piston (12) is mounted in hydraulic pressure lock cylinder (13), in piston (12) circumferential outer surface and hydraulic pressure lock cylinder (14) circumference
Surface gap cooperation, and be sealed by a seal ring；Thread mill drilling among piston (12) left end, wedge shape valve core II (7) are right
End processing screw thread, piston (12) is threadably secured with wedge shape valve core II (7) to be connect；Screw thread is processed among piston (12) right end
Hole, piston rod (11) left end process screw thread, and piston (12) is threadably secured with piston rod (11) and connect；Piston rod (11) right end
It is machined with the conical surface；Circular through hole is machined among partition (9), in piston rod (11) external peripheral surface and partition (9) circular through hole
Surface gap cooperation, and be sealed by a seal ring；Piston rod (11) right end circumferential outer surface and the F chamber of valve body (10) circle
All internal surface gaps cooperations；Hydraulic pressure lock cylinder (13), partition (9) and valve body (10) are fixedly connected by screw, and pass through sealing
Circle is sealed；Hydraulic lock left end cap (8) left surface is threaded through-hole I (24), and hydraulic bend pipe I (20) one end and screw thread are logical
Hole I (24) is fixedly connected by pipe fitting, and hydraulic bend pipe I (20) other end is connected with hydraulic pump system (21)；Hydraulic lock cylinder
Body (13) flange right end is threaded through-hole II (25), and hydraulic bend pipe II (22) one end is connect with tapped through hole II (25) by pipe
Head is fixedly connected, and hydraulic bend pipe II (22) other end is connected with hydraulic pump system (21)；Wedge valve end cap I (1) is machined with spiral shell
Line through-hole III (23), hydraulic bend pipe III (14) one end are fixedly connected with tapped through hole III (23) by pipe fitting, hydraulic bend pipe III
(14) other end is connected with magnetorheological fluid pumping system (15).Control system (17) passes through conducting wire group I (16) and magnetorheological liquid pump
System (15) is connected, and controls magnetorheological fluid pumping system (15)；Control system (17) is by conducting wire group II (18) to encouraging
Magnetic coil (3) is controlled；Control system (17) is connected by conducting wire group III (19) with hydraulic pump system (21), to hydraulic pump
System (21) is controlled.Hydraulic pressure lock cylinder (13) circumferential inner surface, hydraulic lock left end cap (8) right side and piston (12) are left
The region that end face surrounds forms hydraulic fluid chamber A chamber；Piston (12) flange right side and hydraulic pressure lock cylinder (13) inner surface surround
Region forms hydraulic fluid chamber B chamber；Hydraulic pressure lock cylinder (13) inner surface, piston (12) right side and partition (9) left side surround
Region forms cavity C chamber；There are three chambers, including D chamber, E chamber and F chamber for processing among valve body (10)；D chamber is connected with oil inlet (26)
It connects, E chamber is connected with oil outlet (27)；Wedge valve end cap II (6) right side, wedge valve cylinder body (4) inner surface and hydraulic lock are left
End cap (8) left side forms cavity H chamber；Wedge valve end cap I (1) inner surface, wedge valve cylinder body (4) inner surface and wedge shape valve core I
(5) upper surface forms magnetorheological sap cavity G chamber.
The utility model compared with the background art, has the beneficial effect that
(1) the utility model hydraulic pump system makes its pressure be greater than B chamber, piston moves right at this time, pushes away to A chamber fuel feeding
When piston bar is to extreme position, the piston rod right end conical surface shuts E chamber, realizes reliable locking.
(2) lozenges of the utility model wedge shape valve core I abuts the lozenges of wedge shape valve core II；Magnetorheological fluid pumping system to
G chamber injects magnetorheological fluid, fills rear controller and is powered to magnet exciting coil, magnetorheological fluid quickly becomes class solid-state, G cavity pressure liter
Height, the lozenges of the lozenges locking wedge shape valve core II of wedge shape valve core I, the sustainable connection for blocking D chamber and E chamber make oil liquid not
Oil outlet can be flowed into from oil inlet, reach control oil well oil liquid one-way flow and blowout prevention purpose.
(3) when magnetorheological fluid pumping system works, hydraulic pump system stops working, and system less energy-consuming is particularly suitable for applications in
The occasion of oil well blowout-prevention.
Detailed description of the invention
Fig. 1 is the utility model structure diagram.
Fig. 2 is distribution diagram of magnetic line of force when the utility model magnet exciting coil is passed through electric current.
Specific embodiment
Fig. 1 is the utility model structure diagram, including wedge valve end cap I (1), bobbin winder bracket (2), magnet exciting coil (3), wedge
Shape valve barrel body (4), wedge shape valve core I (5), wedge valve end cap II (6), wedge shape valve core II (7), hydraulic lock left end cap (8), partition
(9), valve body (10), piston rod (11), piston (12), hydraulic pressure lock cylinder (13), hydraulic bend pipe III (14), magnetorheological fluid pumping system
(15), conducting wire group I (16), control system (17), conducting wire group II (18), conducting wire group III (19), hydraulic bend pipe I (20), hydraulic pump
System (21) and hydraulic bend pipe II (22).
Fig. 2 is distribution diagram of magnetic line of force when the utility model magnet exciting coil is passed through electric current.Wherein bobbin winder bracket (2) and wedge-shaped valve barrel
Body (4) is permeability magnetic material, and the magnetic line of force passes through bobbin winder bracket (2) and wedge valve cylinder body (4) forms closed circuit, and perpendicular to damping
Gap.
Utility model works principle is as follows:
Controller controls hydraulic pump system to A chamber for hydraulic oil, so that A chamber pressure is greater than B chamber, piston is pushed to move right,
The piston rod being fixedly connected with the piston moves right.Piston rod right end is machined with the conical surface, when piston rod movement is to extreme position,
The piston rod conical surface blocks E chamber left end, and magnetorheological fluid pumping system injects magnetorheological fluid to G chamber at this time, fills rear controller to excitation
Coil is passed through electric current, and magnetorheological fluid generates rheology reaction under magnetic fields in G chamber, rapidly goes to class solid-state, G cavity pressure liter
Height, the lozenges of the lozenges locking wedge shape valve core II of wedge shape valve core I, the sustainable connection for blocking D chamber and E chamber make oil liquid not
Oil outlet can be flowed into from oil inlet, reach control oil well oil liquid one-way flow and blowout prevention purpose.
Claims (3)
1. a kind of magnetorheological hydraulic lock with wedge valve, characterized by comprising: wedge valve end cap I (1), bobbin winder bracket (2), excitation
Coil (3), wedge valve cylinder body (4), wedge shape valve core I (5), wedge valve end cap II (6), wedge shape valve core II (7), hydraulic lock left end cap
(8), partition (9), valve body (10), piston rod (11), piston (12), hydraulic pressure lock cylinder (13), hydraulic bend pipe III (14), magnetorheological
Liquid pump system (15), conducting wire group I (16), control system (17), conducting wire group II (18), conducting wire group III (19), hydraulic bend pipe I
(20), hydraulic pump system (21) and hydraulic bend pipe II (22)；Wedge valve end cap I (1) is fixed with wedge valve cylinder body (4) by screw
Connection, and be sealed by a seal ring；Bobbin winder bracket (2) circumferential outer surface is machined with toroidal cavity, magnet exciting coil (3) winding
In toroidal cavity；Wedge valve end cap I (1) is fixedly connected with bobbin winder bracket (2) by screw；Wedge shape valve core I (5) circumferential outer surface
Face and wedge valve cylinder body (4) circumferential inner surface clearance fit, and be sealed by a seal ring；The processing of wedge shape valve core I (5) lower end
There is lozenges, lozenges is processed into wedge shape valve core II (7) left side, and the lozenges of wedge shape valve core I (5) abuts wedge shape valve core II
(7) lozenges；Wedge valve end cap II (6) is fixedly connected with wedge valve cylinder body (4) by screw, and is carried out by sealing ring close
Envelope；Wedge valve cylinder body (4) is fixedly connected with hydraulic lock left end cap (8) by screw；Wedge shape valve core II (7) circumferential inner surface and liquid
Pressure lock left end cap (8) circumferential inner surface clearance fit；Piston (12) is processed into ladder-like with hydraulic pressure lock cylinder (13)；Piston
(12) it is mounted in hydraulic pressure lock cylinder (13), piston (12) circumferential outer surface is matched with hydraulic pressure lock cylinder (13) circumferential inner surface gap
It closes, and is sealed by a seal ring；Thread mill drilling among piston (12) left end, wedge shape valve core II (7) right end process screw thread,
Piston (12) is threadably secured with wedge shape valve core II (7) to be connect；Thread mill drilling among piston (12) right end, piston rod (11)
Left end processes screw thread, and piston (12) is threadably secured with piston rod (11) and connect；Piston rod (11) right end is machined with the conical surface；Every
Circular through hole is machined among plate (9), piston rod (11) external peripheral surface and partition (9) circular through hole internal surface gaps cooperate,
And it is sealed by a seal ring；Piston rod (11) right end circumferential outer surface and the F chamber circumferential inner surface gap of valve body (10) are matched
It closes；Hydraulic pressure lock cylinder (13), partition (9) and valve body (10) are fixedly connected by screw, and are sealed by a seal ring；It is hydraulic
Lock left end cap (8) left surface is threaded through-hole I (24), and hydraulic bend pipe I (20) one end is connect with tapped through hole I (24) by pipe
Head is fixedly connected, and hydraulic bend pipe I (20) other end is connected with hydraulic pump system (21)；Hydraulic pressure lock cylinder (13) flange right end adds
Work has tapped through hole II (25), and hydraulic bend pipe II (22) one end is fixedly connected with tapped through hole II (25) by pipe fitting, hydraulic
Bend pipe II (22) other end is connected with hydraulic pump system (21)；Wedge valve end cap I (1) is threaded through-hole III (23), liquid
Bending pipe III (14) one end is fixedly connected with tapped through hole III (23) by pipe fitting, hydraulic bend pipe III (14) other end and magnetic current
Become liquid pump system (15) to be connected.
2. a kind of magnetorheological hydraulic lock with wedge valve according to claim 1, it is characterised in that: control system (17) is logical
It crosses conducting wire group I (16) to be connected with magnetorheological fluid pumping system (15), magnetorheological fluid pumping system (15) is controlled；Control system
(17) magnet exciting coil (3) is controlled by conducting wire group II (18)；Control system (17) by conducting wire group III (19) with it is hydraulic
Pumping system (21) is connected, and controls hydraulic pump system (21).
3. a kind of magnetorheological hydraulic lock with wedge valve according to claim 1, it is characterised in that: hydraulic pressure lock cylinder (13)
The region that circumferential inner surface, hydraulic lock left end cap (8) right side and piston (12) left side surround forms hydraulic fluid chamber A chamber；
The region that piston (12) flange right side and hydraulic pressure lock cylinder (13) inner surface surround forms hydraulic fluid chamber B chamber；Hydraulic pressure lock cylinder
(13) region that inner surface, piston (12) right side and partition (9) left side surround forms cavity C chamber；Add among valve body (10)
There are three chambers, including D chamber, E chamber and F chamber for work；D chamber is connected with oil inlet (26), and E chamber is connected with oil outlet (27)；Wedge shape
Valve end cap II (6) right side, wedge valve cylinder body (4) inner surface and hydraulic lock left end cap (8) left side form cavity H chamber；Wedge shape
Valve end cap I (1) inner surface, wedge valve cylinder body (4) inner surface and wedge shape valve core I (5) upper surface form magnetorheological sap cavity G chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821175145.5U CN208619439U (en) | 2018-07-24 | 2018-07-24 | A kind of magnetorheological hydraulic lock with wedge valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821175145.5U CN208619439U (en) | 2018-07-24 | 2018-07-24 | A kind of magnetorheological hydraulic lock with wedge valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208619439U true CN208619439U (en) | 2019-03-19 |
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ID=65707066
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821175145.5U Expired - Fee Related CN208619439U (en) | 2018-07-24 | 2018-07-24 | A kind of magnetorheological hydraulic lock with wedge valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208619439U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111827789A (en) * | 2020-07-22 | 2020-10-27 | 黄倩 | Intelligent mechanical integrated safety anti-theft lock |
-
2018
- 2018-07-24 CN CN201821175145.5U patent/CN208619439U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111827789A (en) * | 2020-07-22 | 2020-10-27 | 黄倩 | Intelligent mechanical integrated safety anti-theft lock |
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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: 20190319 Termination date: 20190724 |