CN108086948A - A kind of locking device of underwater valve operation instrument - Google Patents
A kind of locking device of underwater valve operation instrument Download PDFInfo
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- CN108086948A CN108086948A CN201711234011.6A CN201711234011A CN108086948A CN 108086948 A CN108086948 A CN 108086948A CN 201711234011 A CN201711234011 A CN 201711234011A CN 108086948 A CN108086948 A CN 108086948A
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- locking device
- travel switch
- lock
- main body
- connector
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- 238000003032 molecular docking Methods 0.000 claims abstract 2
- 230000002035 prolonged effect Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 13
- 238000004519 manufacturing process Methods 0.000 description 15
- 230000001360 synchronised effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000011084 recovery Methods 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
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/06—Valve arrangements for boreholes or wells in wells
- E21B34/14—Valve arrangements for boreholes or wells in wells operated by movement of tools, e.g. sleeve valves operated by pistons or wire line tools
-
- 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
- E21B41/0007—Equipment or details not covered by groups E21B15/00 - E21B40/00 for underwater installations
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention discloses a kind of locking devices of underwater valve operation instrument, and including connector and interface adapter, connector is used to be connected with linear covering instrument, and interface adapter with underwater valve body for docking, locking device main body.Locking device main body is hollow cylinder rotary body, and connector is fixed on the both ends of locking device main body with interface adapter.One grade of travel switch, two grades of travel switches and third gear travel switch are equipped with successively on locking device main body outer circumferential surface along the central shaft CX of locking device main body towards connector.Locking device is rested on valve, can keep valve opening state, simple and reliable for structure, low cost for a long time.Linear covering instrument and underwater robot ROV are withdrawn, and avoid placing for a long time underwater.When needing to recover valve original state, underwater robot ROV and linear covering instrument descend water carrying valve locking device to withdraw together again.
Description
Technical field
The present invention relates in a kind of locking device and Patent No. CN201510730784.8 of underwater valve operation instrument
Rotary moving linearly cover instrument and be used cooperatively, belong to submerged production technical field.Therefore, it is cited in full text
CN201510730784.8。
Background technology
Subsea production tree is a kind of device that oil/gas well completion carries out well head control afterwards under water.Production tree is equipped with valve
Door, for controlling and adjusting the work such as the production of oil well and regular maintenance wax removal.It is usually diving under water the position of subsea production tree
The deep water position that member can not reach, production tree valve are turned on and off having to rely on automation tools to realize.
Production tree valve cited below is taken exemplified by underwater gate valve.Valve operation instrument is fixed with underwater robot ROV to be connected
It connects, under water under the auxiliary positioning of robot ROV, close to production tree valve, position is adjusted to coaxial line, rotation valve operation instrument
Converting interface adapter realizes self-locking, and thrust hydraulic cylinder promotes, and realizes the operation to valve.
The valve operation instrument of common production tree is to carry lower water conservancy project by staff's remote control underwater robot ROV
Make.Job task be the opening for needing to keep some valve for a long time, then underwater robot ROV and valve operation
Instrument then needs to rest on production tree valve for a long time.It places for a long time and adds valve operation instrument and underwater under water
The risk of people's ROV disablers.
The content of the invention
For deficiency exists in the prior art, the present invention provides a kind of locking devices of underwater valve operation instrument.
The present invention achieves the above technical objects by the following technical means.
A kind of locking device of underwater valve operation instrument, including connector 11 and interface adapter 13, the connector 11 is used
It is connected in linear covering instrument 200, the interface adapter 13 is used to dock with underwater valve body, which is characterized in that also
Including：
Locking device main body 12, the locking device main body 12 are hollow cylinder rotary body, the connector 11 and interface
Adapter 13 is fixed on the both ends of the locking device main body 12；Along the central shaft CX of the locking device main body 12 described in
Connector 11 on 12 outer circumferential surface of locking device main body successively be equipped with first grade of travel switch 12.1, second gear travel switch 12.2 with
Third gear travel switch 12.3；
Distance rod 10 is equipped in the cavity of locking device main body 12, and the distance rod 10 can be in locking device main body 12
Cylinder cavity in rotation and translation；
8 are latched, lock 8, the axially position on distance rod 10 of lock 8, so as to latch 8 are socketed on the distance rod
It is merely able to immovable around the center axis rotation of distance rod；
The distance rod 10 moves in the cavity of locking device main body 12 along its axis to the interface adapter 13, set
The lock 8 being connected on distance rod 10 is moved with distance rod 10；When lock 8 is moved to second from first grade of travel switch 12.1
When at 12.2 position of shelves travel switch, the lock 8 carries out axial position of the rotation so as to the fixed distance rod 10；Work as lock
8 from two grades of travel switches 12.1 be moved at 12.3 position of third gear travel switch when, the lock 8 carries out rotation so as to again
The axial position of the fixed distance rod 10.
Further, first grade of travel switch 12.1, second gear travel switch 12.2 and third gear travel switch
12.3 be the slot for the outer circle wall surface for being arranged on locking device main body 12, and the slot is the arc around 12 center line CX of locking device main body
Shape slot.
Further, the lock 8 includes lock body 8.1, plug 8.2 and handgrip 8.3, lock 8.1 energy of body
Enough to be moved along the internal face of 12 cavity of locking device main body, the plug 8.2 is to be directed away from center line from lock body 8.1
The convex block that the direction of CX is extended, the one side of plug 8.2 towards connector 11 is stop surface 8.21；The handgrip 8.3 is arranged on institute
State the outer end face of plug.
Further, first grade of travel switch 12.1 is arranged at locking device main body 12 close to the end of connector 11 position
It puts, is extending upwardly from central shaft CX side equal to valve body level-one stroke；When the lock 8 is located at first grade of travel switch
When in 12.1, it is impossible to rotate the lock 8 by handgrip 8.3.
Further, the second gear travel switch 12.2 is close to first grade of travel switch 12.1, second gear stroke
Switch 12.2 is extending upwardly from central shaft CX side equal to valve body second level stroke, and second gear travel switch 12.2 is in
The arc length of mandrel CX is more than the arc length of first grade of travel switch 12.1；It is opened when distance rod 10 drives lock 8 to recess first grade of stroke
When closing 12.1, the lock 8 is rotated into the stop surface 8.21 of second gear travel switch 12.2, at this time lock 8 by handgrip 8.3
It is close to the circular arc locking face of second gear travel switch 12.2.
Further, travel switch 12.3 is close to the second gear travel switch 12.2, third gear travel switch 12.2 around
The arc length of central shaft CX is more than 12.2 arc length of second gear travel switch；It is opened when distance rod 10 drives lock 8 to recess second gear stroke
When closing 12.1, the lock 8 is rotated into the stop surface 8.21 of third gear travel switch 12.3, at this time lock 8 by handgrip 8.3
It is close to the circular arc locking face of third gear travel switch 12.3.
Further, apparatus main body 12, which is equipped on the end face of connector 11, is provided with synchronizing bar sliding groove 15, the synchronizing bar
Sliding groove 15 is arranged in the outside wall surface of locking device main body 12 and parallel with its center line CX.
Further, be provided with synchronizing bar 9 in the synchronizing bar sliding groove 15, the synchronizing bar 9 include stock with it is vertical
In the lever 9.1 of stock, the stock is embedded in the synchronizing bar sliding groove 15 completely, and lever 9.1 stretches out in synchronization
Bar sliding groove 15.
Further, position opposite with the synchronizing bar sliding groove 15 on the connector end face 11.2 is equipped with through hole,
The stock of the synchronizing bar 9 can pass through through hole, and can control the stock of the synchronizing bar 9 from connecing by lever 9.1
End surface 11.2 is stretched out or is retracted.
Further, the end of the connector 11 is equipped with flange fixed disk 11.1, and the locking device is fixed by flange
Disk 11.1 is docked with linear covering instrument 200；The end set of the interface adapter 13 has matching end face 13.1, the interface
Adapter 13 is docked by matching end face 13.1 with underwater valve body.
Compared with prior art, beneficial effects of the present invention are：
1. by taking underwater gate valve as an example, inside have recovery spring, Open valve is that a thrust device is needed to go to overcome bullet
The compression stress of spring, it is then to recover to complete automatically by the spring of valve internal to close valve.If underwater operation needs opening valve
Door simultaneously keeps it turned on a period of time, and existing scheme is to select the valve operation instrument with hydraulic pressure pressure holding function, structure
Complexity, it is expensive, and there is a situation where hydraulic pressure loss.
2. valve locking device works together mounted on linear covering front tool.Locking device is rested on valve, can
Valve opening state is kept for a long time, simple and reliable for structure, low cost.Linear covering instrument and underwater robot ROV are withdrawn, and are kept away
Exempt to place for a long time underwater.When needing to recover valve original state, underwater robot ROV and linear covering instrument descend water to take again
Band valve locking device is withdrawn together.
Description of the drawings
Fig. 1 is the isometric drawing of the linear covering instrument of locking device cooperation
Fig. 2 is the sectional view of the linear covering instrument of locking device cooperation
Fig. 3 is the isometric drawing of locking device
Fig. 4 is the left view of locking device
Fig. 5 is the B-B direction view of Fig. 4
Fig. 6 is the C-C direction views of Fig. 4
Fig. 7 is the isometric drawing of locking device main body 12
Fig. 8 is the front view of locking device main body 12
Fig. 9 is the left view of locking device main body 12
Figure 10 is the D-D direction views of Fig. 8
Figure 11 is the E-E direction views of Fig. 8
Figure 12 is the F-F direction views of Fig. 8
In figure：100th, locking device, 200, interface adapter, 3, master cylinder, 4, piston rod, 5, handle, 6, hydraulic motor,
7th, Shift cylinder, 8, lock, 8.1, lock body, 8.2 plugs, 8.3 handgrips, 9, synchronizing bar, 9.1, lever, 10, distance rod,
11st, connector, 11.1, flange fixed disk, 11.2, connector end face, 12, locking device main body, 12.1, first grades of travel switches,
12.2nd, second gear travel switch, 12.21, circular arc locking face, 12.3, third gear travel switch, 12.31, circular arc locking face, 13,
Interface adapter, 13.1, matching end face, 14, two semicircle type clips, 15, synchronizing bar sliding groove.
Specific embodiment
The implementation and use of embodiment is discussed further below.It will be appreciated, however, that the specific embodiment discussed only shows
Illustrate to implement to plasticity and using ad hoc fashion of the invention, the scope being not intended to limit the present invention.The all parts in description
Locations of structures statement in direction such as upper and lower, top, bottom is not absolute, but opposite.When in all parts such as figure
During shown arrangement, the statement of these directions is appropriate, but in figure during the position change of all parts, the statement of these directions is also corresponding
Change.
It is the locking device that rotary moving linearly covers instrument 200 and underwater valve operation instrument as disclosed in the system of fig. 1
100 assembled state.Locking device 100 is connected to the connecting pin that rotary moving linearly covers instrument 200.It can be with by Fig. 1
It was found that the connection end structure that locking device 100 linearly covers instrument 200 with one end that valve body connects with rotary moving is similar.
As shown in Fig. 2, locking device 100 is connected on the interface adapter of linear covering instrument 200.Linear covering instrument
200 specifically include interface adapter 2, master cylinder 3, piston rod 4, handle 5, hydraulic motor 6 and Shift cylinder 7.And on rotation
The concrete structure and operation principle of portable linear covering instrument 200, are cited in full text CN201510730784.8, and in this implementation
It is repeated no more in example.
It is the stereoscopic schematic diagram of the locking device 100 of underwater valve operation instrument as shown in Figure 3-4, from the figure 3, it may be seen that lock
Determining device 100 includes connector 11 and interface adapter 13, and connector 11 for being connected with linear covering instrument 200, fit by interface
Orchestration 13 is used to dock with underwater valve body.The medium position of the end face 11.2 of connector 11 is extended with flange fixed disk 11.1, the method
Blue fixed disk 11.1 is for being inserted into the interface adapter of covering instrument 200, so as to complete to dock with covering instrument 200.It connects
First 11 end face 11.2 is equipped with multiple threaded holes, so as to which connector 11 is threadably secured mounted on the end of locking device main body 12
Portion.One end opposite with connector 11 is fixedly connected with interface adapter 13 in locking device main body 12.In locking device main body 12
The upper position close to interface adapter 13 is again provided with threaded hole, and interface adapter 13 is fixedly mounted by threaded hole.
As seen in figs. 5-6, locking device 100 further includes distance rod 10, lock 8 and semicircle clip 14.As shown in Figure 5,
Locking device main body 12 is hollow cylinder rotary body, and distance rod 10 is arranged in the cavity of locking device main body 12.Locking
Apparatus main body 12, interface adapter 13, connector 11 and distance rod 10 are all to be co-axially mounted, and the both ends of distance rod 10 are socketed respectively
In the through hole of connector 11 and interface adapter 13.The position by middle part of distance rod 10 is provided with step, and with step interval
A distance is provided with annular groove.Lock 8 is sleeved on distance rod 10, and latches 8 one end and be resisted against on the step of distance rod 10.Two
A semicircle clip 14 is stuck on the annular groove of distance rod 10, and two semicircle clips 14 are fastened by bolts, that is,
It says, latches 8 other end and positioned by semicircle clip 14.As shown in Figure 5, the distance at step and annular groove interval is exactly to lock
Detain 8 width in the axial direction.Lock 8 is carried out on distance rod 10 by the step of semicircle clip 14 and distance rod 10 axial
Positioning, setting in this way, lock 8 be merely able to around distance rod 10 central axis rotation, and cannot along distance rod 10 into
The axial translation of row.
It will be appreciated from fig. 6 that lock 8 includes lock body 8.1, plug 8.2 and handgrip 8.3.Latching body 8.1 can be along lock
Determine the internal face movement of 12 cavity of apparatus main body, plug 8.2 is the direction extension that center line CX is directed away from from lock body 8.1
The convex block gone out.The one side of plug 8.2 towards connector 11 is stop surface 8.21, and handgrip 8.3 is arranged on the outer end face of plug.
Fig. 7 is illustrated that the concrete structure of locking device main body 12, and locking device main body 12 specifically includes original shelves stroke
12.1, two gear travel switch 12.2 and three of switch keeps off travel switch 12.3.Travel switch 12.1,12.2,12.3 is to be arranged on lock
Determine the slot of the outer circle wall surface of apparatus main body 12, slot is to be arranged on the outer circumferential surface of locking device main body 12, and around its center
Line CX rotates the arc groove for occupying certain arc length.
First grade of travel switch 12.1 is arranged at end position of the locking device main body 12 close to connector 11, in central shaft
CX side is extending upwardly from equal to valve body level-one stroke.When latching 8 in first grade of travel switch 12.1, it is impossible to pass through
Handgrip 8.3 rotates the lock 8.It is to latch 8 states being located in first grade of travel switch 12.1 as seen in figs. 5-6, herein
Under state, the semicircle clip 14 being adjacent to lock 8 is resisted against on the medial surface of connector 11.In this case, distance rod 10 is complete
It is full reduced into locking device main body 12.
Second gear travel switch 12.2 is set close to first grade of travel switch 12.1, and second gear travel switch 12.2 is at center
Axis CX side is extending upwardly from equal to valve body second level stroke, and second gear travel switch 12.2 is big around the arc length of central shaft CX
In the arc length of first grade of travel switch 12.1.When distance rod 10 drive lock 8 recess first grade of travel switch 12.1 when and into
When entering second gear travel switch scope, lock 8 is rotated into second gear travel switch 12.2 by handgrip 8.3, latches 8 at this time
Stop surface 8.21 is close to the circular arc locking face 12.21 of second gear travel switch 12.2.
Third gear travel switch 12.3 is close to second gear travel switch 12.2, and third gear travel switch 12.2 is around central shaft CX
Arc length be more than 12.2 arc length of second gear travel switch.When distance rod 10 drives lock 8 to recess second gear travel switch 12.1,
Lock 8 is rotated into third gear travel switch 12.2 by handgrip 8.3, the stop surface 8.21 for latching 8 at this time is close to third gear
The circular arc locking face 12.31 of travel switch 12.3.
It can be seen from the above description that the practical function of travel switch 12.1,12.2,12.3 is to maintain 10 axis of distance rod
Upward extended position.When distance rod 10 is pushed out from home position, one end close to interface adapter 13 of distance rod 10 is stretched
Go out to match end face 13.1.With the axial movement of distance rod 10, distance rod 10 drives lock 8 to enter second gear travel switch
12.2 position rotates 8.1 certain angle of plug by handgrip 8.3 at this time, so that the plug 8.1 of lock 8 is transferred to second
In shelves travel switch 12.2, and stop surface 8.21 and the circular arc locking face 12.21 of second gear travel switch 12.2 are offseted
It leans on, so as to which distance rod 10 is locked in the axial position (the first travel position of valve body).When distance rod 10 is further stretching out
When, distance rod 10 drives the positions that lock 8 enters third gear travel switch 12.3, rotate at this time 8.1 certain angle of plug with
So that the plug 8.1 of lock 8 is transferred in third gear travel switch 12.3, and stop surface 8.21 is opened with second gear stroke
The circular arc locking face 12.31 of pass 12.3 leans, so as to which distance rod 10 is locked in axial position (the second stroke position of valve body
It puts).
As Figure 7-9, synchronizing bar sliding groove 15 is provided on the end face of 12 erection joint 11 of apparatus main body, synchronizing bar slides
Slot 15 is arranged in the outside wall surface of locking device main body 12 and parallel with its center line CX.Referring to Fig. 6, synchronizing bar sliding groove 15
Synchronizing bar 9 is inside provided with, the synchronizing bar 9 includes stock and the lever 9.1 perpendicular to stock, and stock is embedded in described completely
Synchronizing bar sliding groove 15, and lever 9.1 stretches out in synchronizing bar sliding groove 15.On connector end face 11 with synchronizing bar sliding groove 15
Opposite position is equipped with through hole, and the stock of the synchronizing bar 9 can pass through through hole, and can control institute by lever 9.1
The stock for stating synchronizing bar 9 is stretched out or is retracted from connector end face 11.2.With reference to figure 1-2, when rotary moving linearly covers instrument
After the completion of 200 are connected with the locking device 100 of underwater valve operation instrument, by lever 9.1 by the stock of synchronizing bar 9 towards
Covering instrument 200 moves, and the stock of synchronizing bar 9 is inserted into covering instrument 200, so as to complete and covering instrument 200
Synchronous setting.When covering the rotation of instrument 200, locking device 100 can be kept by synchronizing bar 9 for setting in this way
Synchronous rotation with covering instrument 200.
It is more that can be obtained with reference to figure 2, locking device 100 is coaxial mounted with covering instrument 200, that is to say, that lock
It is coaxial mounted to determine the distance rod 10 of device 100 with the piston rod 4 of covering instrument 200.When 200 oiling cylinder 3 of covering instrument opens
After dynamic, distance rod 10 can be ejected the first stroke and the second travel position of valve body by piston rod 4.
The operation principle of locking device 100.
The interface adapter 2 of linear covering instrument and the connector 11 of locking tool can be installed with rotatable engagement, and L-type is synchronous
Bar 9 is pushed into inside interface adapter 2, and linear covering instrument and locking device connect into one under the fixation of L-type synchronizing bar at this time
Body.
First linear covering instrument and locking device are combined into one according to above-mentioned step before lower water, then with underwater
People ROV is fixedly connected, and lower water is linear to cover instrument and locking dress under water under the auxiliary positioning of robot ROV close to production tree
Nearly production tree valve is rested against, and is docked to coaxial line.Shift cylinder 7 promotes entire front end, and interface adapter 13 is pushed into valve, liquid
Pressure motor 6 rotates, and the locking that the rotation of interface adapter 13 is completed with valve is driven to coordinate.3 work of master cylinder of linear covering instrument
Make, piston rod 4 advances, and promotes 10 Open valve of distance rod, and the handgrip 8.3 of the Robot actions lock 8 of underwater robot ROV is suitable
Hour hands rotate 60 degree so that latch 8 plug 8.1 completely into second gear travel switch 12.2, complete level-one stroke and lock.Such as
Fruit needs second level stroke to lock, and the linear piston rod 4 for covering instrument continues to be advanced to two grades of strokes of valve body, underwater robot
The handgrip 8.3 that the manipulator of ROV makees lock 8 rotates clockwise 120 degree so that latches 8 plug 8.1 completely into third gear row
Cheng Kaiguan 12.3 completes second level stroke locking.
At this point it is possible to withdraw valve operation instrument, stick locking device can keep opening for valve for a long time on valve
Open state.Underwater robot ROV Robot actions L-types synchronizing bar 9, interface adapter 2, master cylinder 3 are exited by L-type synchronizing bar 9
Work, piston rod 4 retreat.Because the /V of lock 8,10 position of distance rod remain unchanged, valve state remains unchanged.
45 degree of the rotation counterclockwise of hydraulic motor 6, drives interface adapter 2 to rotate counterclockwise.Because valve internal spring is huge
Big pressure (several tons to tens tons) is applied on locking device distance rod 10, according to the active force of power and reaction force principle,
There are huge extruding force and frictional force between the interface adapter 13 of locking device and production tree valve, so locking device is not
Meeting 100 and 45 degree of the rotation counterclockwise together of interface adapter 2.Interface adapter 2 and locking device connector 11 complete unlock, mobile
Oil cylinder 7 works, and interface adapter 2 exits locking device connector 11, and underwater robot ROV carries linear covering instrument and withdraws valve
Door.
If necessary to remove locking device from valve and recover valve nature.Linear covering instrument and underwater
People ROV is fixedly connected, and lower water is linear to cover instrument and production tree under water under the auxiliary positioning of robot ROV close to production tree
Valve is simultaneously docked to coaxial line.Shift cylinder 7 works, and interface adapter 2 is pushed into locking device connector 11,6 up time of hydraulic motor
Pin rotates 45 degree, and interface adapter 2 and locking device connector 11 complete locking.Underwater robot ROV Robot actions L-type is synchronous
L-type synchronizing bar 9 is pushed into interface adapter 2 by bar 9.Master cylinder 3 works, and piston rod 4 is advanced into 10 position of distance rod.Underwater machine
The Robot actions handgrip 8.1 of device people ROV rotates counterclockwise to maximum /V, and master cylinder 3 works, and piston rod 4 is retreated to initial
Position.Hydraulic motor 6 drives locking device 45 degree of rotation counterclockwise, and Shift cylinder 7 works, locking device and linear covering instrument
Valve is exited, is withdrawn by underwater robot ROV carryings.
The technology contents and technical characterstic of the present invention are had revealed that above, it being understood, however, that in the creative ideas of the present invention
Under, those skilled in the art can make various changes and improve to design disclosed above, but belong to the protection of the present invention
Scope.The description of the above embodiment is exemplary rather than restricted, and protection scope of the present invention is by claim institute
It determines.
Claims (10)
1. a kind of locking device of underwater valve operation instrument, including connector (11) and interface adapter (13), the connector
(11) it is used to be connected with linear covering instrument (200), the interface adapter (13) is special for docking with underwater valve body
Sign is, further includes：
Locking device main body (12), the locking device main body (12) are hollow cylinder rotary body, and the connector (11) is with connecing
Mouth adapter (13) is fixed on the both ends of the locking device main body (12)；Along the central shaft CX of the locking device main body (12)
First grade of travel switch (12.1), second gear are equipped with successively on locking device main body (12) outer circumferential surface towards the connector (11)
Travel switch (12.2) and third gear travel switch (12.3)；
Distance rod (10), in the cavity of locking device main body (12), the distance rod (10) can lock distance rod (10)
Determine rotation and translation in the cavity of the cylinder of apparatus main body (12)；
It latches (8), lock (8) is socketed on the distance rod, it is described to latch (8) axially position on distance rod (10), so as to
Lock (8) is merely able to be unable to relative force bar (10) movement around the center axis rotation of distance rod (10)；
The distance rod (10) is mobile along its axis to the interface adapter (13) in the cavity of locking device main body (12),
The lock (8) being socketed on distance rod (10) is moved with distance rod (10)；When lock (8) is from first grade of travel switch
(12.1) when being moved at second gear travel switch (12.2) position, the lock (8), which carries out rotating into second gear stroke, opens
It closes in (12.2), so as to the axial position of the fixed distance rod (10)；When lock (8) is moved from second gear travel switch (12.2)
When moving to third gear travel switch (12.3) position, the lock (8) carries out rotating into third gear travel switch (12.3)
It is interior, so as to fix the axial position of the distance rod (10) again.
2. the locking device of a kind of underwater valve operation instrument according to claim 1, which is characterized in that described first grade
Travel switch (12.1), second gear travel switch (12.2) and third gear travel switch (12.3) are to be arranged on locking device master
The slot of the outer circle wall surface of body (12), the slot are the arc groove around locking device main body (12) center line CX.
A kind of 3. locking device of underwater valve operation instrument according to claim 2, which is characterized in that the lock
(8) lock body (8.1), plug (8.2) and handgrip (8.3) are included, the lock body (8.1) can be along locking device master
The internal face movement of body (12) cavity, the plug (8.2) are prolonged to be directed away from the direction of center line CX from lock body (8.1)
The convex block of stretching, the one side of plug (8.2) towards connector (11) is stop surface (8.21)；The handgrip (8.3) is arranged on described
The outer end face of plug.
4. the locking device of a kind of underwater valve operation instrument according to claim 3, which is characterized in that described first grade
Travel switch (12.1) is arranged at end position of the locking device main body (12) close to connector (11), on central shaft CX directions
The distance of extension is equal to valve body level-one stroke；When it is described lock (8) be located at first grade of travel switch (12.1) it is interior when, it is impossible to pass through
Handgrip (8.3) rotates the lock (8).
A kind of 5. locking device of underwater valve operation instrument according to claim 3, which is characterized in that the second gear
Travel switch (12.2) is close to first grade of travel switch (12.1), and second gear travel switch (12.2) is in central shaft CX directions
The distance of upper extension is equal to valve body second level stroke, and second gear travel switch (12.2) is more than first around the arc length of central shaft CX
The arc length of shelves travel switch (12.1)；When distance rod (10) drives lock (8) to recess first grade of travel switch (12.1), pass through
Handgrip (8.3) rotates the lock (8) into second gear travel switch (12.2), and the stop surface (8.21) for latching (8) at this time is tight
It is affixed on the circular arc locking face of second gear travel switch (12.2).
A kind of 6. locking device of underwater valve operation instrument according to claim 3, which is characterized in that the third gear
Travel switch (12.3) is close to the second gear travel switch (12.2), and third gear travel switch (12.3) is around the arc of central shaft CX
It is long to be more than second gear travel switch (12.2) arc length；When distance rod (10) drives lock (8) to recess second gear travel switch
(12.1) when, the lock (8) is rotated into third gear travel switch (12.3) by handgrip (8.3), latches stopping for (8) at this time
Block face (8.21) is close to the circular arc locking face of third gear travel switch (12.3).
A kind of 7. locking device of underwater valve operation instrument according to claim 1, which is characterized in that the locking dress
It puts main body (12) and is equipped on the end face of connector (11) and be provided with synchronizing bar sliding groove (15), the synchronizing bar sliding groove (15) is set
In in the outside wall surface of locking device main body (12) and parallel with its center line CX.
A kind of 8. locking device of underwater valve operation instrument according to claim 7, which is characterized in that the synchronizing bar
Synchronizing bar (9) is provided in sliding groove (15), the synchronizing bar (9) includes stock and the lever (9.1) perpendicular to stock, institute
Stock is stated to be embedded in completely in the synchronizing bar sliding groove (15), and lever (9.1) stretches out in synchronizing bar sliding groove (15).
9. the locking device of a kind of underwater valve operation instrument according to claim 8, which is characterized in that in the connector
(11) position opposite with the synchronizing bar sliding groove (15) is equipped with through hole, the synchronizing bar (9) on connector end face (11.2)
Stock can pass through through hole, and the stock of the synchronizing bar (9) can be controlled from the tip side by lever (9.1)
Face (11.2) is stretched out or retraction.
10. a kind of locking device of underwater valve operation instrument according to any one of claim 1, which is characterized in that
The end of the connector (11) is equipped with flange fixed disk (11.1), and the locking device is by flange fixed disk (11.1) and linearly
Covering instrument (200) docks；The end set of the interface adapter (13) has matching end face (13.1), the interface adapter
(13) docked by matching end face (13.1) with underwater valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711234011.6A CN108086948B (en) | 2017-11-30 | 2017-11-30 | Locking device of underwater valve operating tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711234011.6A CN108086948B (en) | 2017-11-30 | 2017-11-30 | Locking device of underwater valve operating tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108086948A true CN108086948A (en) | 2018-05-29 |
| CN108086948B CN108086948B (en) | 2019-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711234011.6A Active CN108086948B (en) | 2017-11-30 | 2017-11-30 | Locking device of underwater valve operating tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108086948B (en) |
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| CN108760440A (en) * | 2018-07-26 | 2018-11-06 | 山东华盛天同标准技术服务有限公司 | A kind of pesticide residue detection pretreatment device |
| CN114893575A (en) * | 2022-05-16 | 2022-08-12 | 中海石油(中国)有限公司 | Underwater vertically-installed chemical injection metering valve and installation method thereof |
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| WO2006068873A1 (en) * | 2004-12-22 | 2006-06-29 | Fmc Technologies Inc. | Modular actuator for subsea valves and equipment, and methods of using same |
| TWI281009B (en) * | 2005-08-02 | 2007-05-11 | Air Products San Fu Co Ltd | Gate valve apparatus |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108086948B (en) | 2019-12-17 |
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